WO2020237620A1 - Lifting mechanism, flexible screen display device, and electronic device - Google Patents

Abstract

The present application provides an electronic device, a housing, and a flexible screen display device. The flexible screen display device is mounted to the housing, and the flexible screen display device comprises a rotating drum, a flexible display screen surrounding the rotating drum, and a lifting mechanism; the lifting mechanism comprises a lifting assembly and a driving assembly; the lifting assembly comprises at least one lifting member; one end of the lifting member is connected to the driving assembly, one end of the flexible display screen is connected to the rotating drum and is capable of surrounding the outer wall of the rotating drum, and the other end of the lifting member is connected to one end of the flexible display screen away from the rotating drum. The driving assembly drives the lifting member to extend to drive the flexible display screen to not to surround the rotating drum and to extend, so that the flexible display screen is exposed out of the housing, facilitating a user to use; when the driving assembly drives the lifting member to contract, the flexible display screen surrounds the rotating drum again, so that the flexible display screen is contracted into the housing, facilitating storage of the flexible display screen. The present application further relates to the lifting mechanism and the flexible screen display device.

Description

Lifting mechanism, flexible screen display device and electronic device Technical field

This application relates to the field of flexible screen support, and in particular to a lifting mechanism, a flexible screen display device provided with the lifting mechanism, and an electronic device provided with the flexible screen display device.

Background technique

The outer surface of the existing electronic product is provided with a display screen, so that the smart speaker has functions such as lighting or displaying content, so as to improve user experience. However, the display screen on the outer surface of the existing electronic product is generally a hard screen fixed on the outer wall of the housing, and its shape is single and cannot meet more diversified needs.

Application content

The purpose of this application is to provide a lifting mechanism that facilitates the lifting and shrinking of a display screen, a flexible screen display device provided with the lifting mechanism, and an electronic device provided with the flexible screen display device.

In order to solve the above-mentioned technical problems, the present application provides a lifting mechanism for lifting objects. The lifting mechanism includes a lifting assembly and a driving assembly. The lifting assembly includes at least one lifting member, and one end of the at least one lifting member is connected to In the driving assembly, at least one opposite end of the lifting member is connected to the object, and the driving assembly is used to drive the lifting member to extend to raise the object, or to drive the lifting member to shrink to lower the object .

The present application also provides a flexible screen display device, which includes a rotating drum, a flexible display screen surrounding the rotating drum, and a lifting mechanism. The lifting mechanism includes a lifting assembly and a driving assembly. The lifting assembly includes at least one Lifting part, at least one end of the lifting part is connected to the drive assembly, one end of the flexible display screen is connected to the rotating drum and can surround the outer wall of the rotating drum, and the flexible display screen is far away from the The other end of the rotating drum is connected to the lifting member, and the extension of the lifting member of the lifting mechanism can drive the flexible display screen to detach from the surrounding of the rotating drum and expand.

The present application also provides an electronic device, a housing and a flexible screen display device, the flexible screen display device is installed in the housing, the flexible screen display device includes a rotating drum, and a flexible display screen surrounding the rotating drum , And a lifting mechanism, the lifting mechanism includes a lifting component and a driving component, the lifting component includes at least one lifting component, at least one end of the lifting component is connected to the driving component, and one end of the flexible display screen is connected to The rotating drum can surround the outer wall of the rotating drum, the opposite end of at least one lifting member is connected to an end of the flexible display screen away from the rotating drum, and the driving assembly drives the lifting member to extend To drive the flexible display screen out of the surroundings of the rotating drum and expand, so that the flexible display screen exposes the outer shell; when the driving assembly drives the lifting member to shrink, the flexible display screen is again surrounded by The outer wall of the rotating drum makes the flexible display screen shrink in the housing.

The electronic device provided by this application includes a flexible screen display device arranged in a housing. The flexible screen display device includes a rotating drum, a flexible display screen, and a lifting mechanism. The lifting mechanism includes a lifting component and a driving component. The lifting component includes a lifting piece and a flexible display. One end of the flexible display screen is connected to the rotating drum and can surround the outer wall of the rotating drum, and the opposite end of the flexible display screen is connected to the lifting member. When the driving assembly drives the lifting member to stretch, the flexible display screen can be driven to separate from the surrounding of the rotating drum and stretch out of the shell, so that the flexible display screen is exposed outside the shell, which is convenient for users to use; when the drive assembly drives the lifting member to shrink, The flexible display screen surrounds the outer wall of the rotating drum again, so that the flexible display screen is housed in the housing to facilitate the storage of the flexible display screen in the housing, which is convenient for hiding the flexible display screen, has a protective effect on the flexible display screen, and is convenient for users to carry electronics Device.

Description of the drawings

In order to more clearly describe the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative work, other drawings can be obtained based on these drawings.

FIG. 1 is a schematic diagram of a three-dimensional structure of an electronic device provided by a first embodiment of the present application.

FIG. 2 is a schematic diagram of the three-dimensional structure of the flexible screen display device in FIG. 1.

3 is a schematic diagram of a three-dimensional structure of the flexible screen display device in FIG. 2 from another perspective.

FIG. 4 is a schematic diagram of a three-dimensional exploded structure of the flexible screen display device in FIG. 2.

FIG. 5 is a schematic diagram of a three-dimensional exploded structure of the flexible screen display device in FIG. 3.

FIG. 6 is a three-dimensional exploded schematic diagram of the lifting mechanism of the flexible screen display device in FIG. 4.

FIG. 7 is a three-dimensional exploded schematic diagram of the lifting mechanism of the flexible screen display device in FIG. 5.

Fig. 8 is a perspective exploded schematic view of one of the lifting elements of the lifting mechanism in Fig. 6.

Fig. 9 is a three-dimensional structural diagram of the lifting member in Fig. 8 from another perspective.

FIG. 10 is a schematic diagram of the retracted state of the flexible screen display device in FIG. 2.

11 is a schematic diagram of a three-dimensional structure of a flexible screen display device of an electronic device provided by a second embodiment of the present application.

FIG. 12 is a schematic diagram of the three-dimensional structure of the lifting mechanism of the flexible screen display device in FIG. 11.

Fig. 13 is a perspective exploded schematic view of the lifting mechanism in Fig. 12.

Fig. 14 is a perspective exploded schematic view of one of the lifting members of the lifting mechanism in Fig. 13.

Fig. 15 is a perspective schematic diagram of another view of the lifting member in Fig. 14.

FIG. 16 is a schematic diagram of the three-dimensional structure of the connecting block in FIG. 15.

Fig. 17 is a partial three-dimensional structural diagram of another view of the lifting mechanism in Fig. 12.

Fig. 18 is a perspective cross-sectional view of the elevating mechanism in Fig. 17.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of this application.

In the description of the embodiments of the present application, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the orientation or positional relationship shown in the drawings, and are only for convenience Describe this application and simplify the description, but do not imply or indicate that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the application.

1-9, the first embodiment of the present application provides an electronic device 100, which includes a housing 30 and a flexible screen display device 50 disposed on the housing 30, the flexible screen display device 50 includes a rotating The barrel 51, a flexible display 52 that can surround the drum 51, and a lifting mechanism 55 for lifting objects. In this embodiment, the object is a flexible display screen 52, that is, the lifting mechanism 55 is used to lift the flexible display screen 52 that can surround the outer wall of the rotating drum 51. The lifting mechanism 55 includes a lifting component 550 and a driving component 556. The lifting component 550 includes at least one lifting component 551. One end of at least one lifting component 551 is connected to the driving component 556, and the other end of at least one lifting component 551 is connected On the object, that is, the other end of the lifting member 551 is connected to the end of the flexible display 52 away from the rotating drum 51; the end of the flexible display 52 adjacent to the rotating drum 51 is connected to the rotating drum 51 and the flexible display 52 can surround the rotating drum The outer wall of 51. The driving assembly 556 is used to drive the lifting member 551 to extend to raise the object, or to drive the lifting member 551 to shrink to lower the object. Specifically, when the driving assembly 556 drives the at least one lifting member 551 to extend, the flexible display screen 52 is driven by the lifting assembly 550 to break away from the rotating drum 51 and stretch out of the housing 30, and the rotating drum 51 moves along the flexible display screen. 52 is separated from the rotation of the rotating drum 51, so that the flexible display screen 52 is exposed outside the housing 30 for users to watch; when the driving assembly 556 drives at least one of the lifting members 551 to shrink, the flexible display screen 52 can again surround On the outer wall of the rotating drum 51, the rotating drum 51 rotates again along the direction of the rotating drum 51 along the flexible display screen 52, so that the flexible display screen 52 is stored in the housing 30 to facilitate the storage of the flexible display screen 52 and has protective flexibility The display screen 52 and the functions of the electronic device 100 are convenient to carry.

In this embodiment, the electronic device 100 is a smart speaker. In addition to the flexible screen display device 50, the housing 30 of the smart speaker also includes but is not limited to a circuit board, a speaker, a microphone, a touch controller, a light control controller, Audio amplifier and power supply, etc.

The electronic device 100 of the present application includes a flexible screen display device 50 provided in a housing 30, and the flexible screen display device 50 includes a rotating drum 51, a flexible display screen 52, and a lifting mechanism 55. The lifting mechanism 55 includes a lifting assembly 550 and a driving assembly 556. The lifting assembly 550 includes at least one lifting member 551. One end of the flexible display screen 52 is connected to the drum 51 and can surround the outer wall of the drum 51. The flexible display screen 52 is opposite to the other One end is connected to at least one lifting member 551. When the driving assembly 556 drives the at least one lifting member 551 to extend, the flexible display screen 52 is driven by the lifting assembly 550 to disengage from the surrounding of the rotating drum 51 and stretch out of the housing 30, and at the same time the rotating drum 51 is disengaged from the surrounding of the flexible display 52 The rotating drum 51 rotates in the direction, so that the flexible display screen 52 exposes the housing 30, which is convenient for users to use; when the driving assembly 556 drives at least one lifting member 551 to shrink, the flexible display screen 52 surrounds the outer wall of the rotating drum 51 again. At the same time, the rotating drum 51 rotates in the direction of the rotating drum 51 again along the flexible display screen 52, so that the flexible display screen 52 is stored in the housing 30, so that the flexible display screen 52 can be stored in the housing 30 and hide the flexible display screen 52 , Has a protective effect on the flexible display screen 52, and is convenient for users to carry the electronic device 100.

At least one lifting member 551 includes a plurality of rotating brackets connected to an integrated telescopic frame, and each rotating bracket includes two supporting rods hinged to each other, and the connecting line of the hinge joints of the plurality of rotating brackets and the lifting member 551 extend or The shrinking direction is parallel, so that the telescopic frame can be extended or contracted to drive the flexible display screen 52 to expand or surround the outer wall of the rotating drum 51.

In this embodiment, the lifting assembly 550 includes two lifting members 551. The two lifting members 551 are respectively located on opposite sides of the back of the flexible display screen 52. Each lifting member 551 includes a first rotating bracket 552 and a second rotating bracket. 553, and a plurality of third rotating brackets 554 arranged between the first rotating bracket 552 and the second rotating bracket 553; the first rotating bracket 552, the second rotating bracket 553, and the plurality of third rotating brackets 554 are connected together to form a stretchable And retractable telescopic frame.

The first rotating support 552 includes a first support rod 5521 and a second support rod 5523 that are hinged to each other. The first support rod 5521 and the second support rod 5523 are relatively rotatable around the hinge; the second rotation support 553 includes a first support rod 5521 and a second support rod 5523. Three support rods 5531 and a fourth support rod 5533. The end of the third support rod 5531 away from the drive assembly 556 is hinged to the fourth support rod 5533, and the third support rod 5531 and the fourth support rod 5533 can rotate relatively around the hinge. ; Each third rotating bracket 554 includes a fifth support rod 5541 and a sixth support rod 5543 hinged to each other, the fifth support rod 5541 and the sixth support rod 5543 can be relatively rotated around the hinge.

Preferably, the middle part of the first support rod 5521 and the second support rod 5523 of the first rotating bracket 552 are hinged to each other, and the end of the third support rod 5531 away from the driving assembly 556 is hinged to the middle part of the fourth support rod 5533. The middle part of the fifth support rod 5541 and the sixth support rod 5543 of the rotating bracket 554 are hinged to each other.

Please refer to FIGS. 8 and 9 together. The first support rod 5521 is a strip-shaped support piece, and the support piece forms an L-shaped bend adjacent to the middle. One end of the first support rod 5521 is adjacent to the bend. A connecting hole 5524 is respectively opened, and a through hole 5525 is opened at the other end of the first supporting rod 5521. A connecting shaft 5526 is protruded from the first rod 5521 around each connecting hole 5524 along the axial direction of the connecting hole 5524, that is, the connecting hole 5524 penetrates the corresponding connecting shaft 5526. The second support rod 5523 is a strip-shaped support piece, and the support piece is formed with an L-shaped bend adjacent to one end. The second support rod 5523 is provided with a bent end and a shaft hole 5527 is opened in the middle. A through hole 5528 is defined at the other end of the rod 5523 away from the bend. The connecting shaft 5526 in the middle of the first support rod 5521 corresponds to the shaft hole 5527 in the middle of the second support rod 5523. That is, the connecting shaft 5526 in the middle of the first support rod 5521 can be rotatably inserted into the shaft hole 5527 in the middle of the second support rod 5523. The L-shaped bending causes the lifting assembly 550 to move in a direction away from the driving assembly 556 as a whole, so as to prevent the flexible display screen 52 from contacting the driving assembly 556 during the process of leaving or surrounding the reel 51. Touch damaged.

The third support rod 5531 is a strip-shaped support piece. The opposite ends of the third support rod 5531 are respectively provided with connecting holes 5534. The third support rod 5531 protrudes along the axial direction of the connecting hole 5534 around each connecting hole 5534. Assume the connecting shaft 5536, that is, the connecting hole 5534 passes through the corresponding connecting shaft 5536. The fourth support rod 5533 is a strip-shaped support piece. A shaft hole 5537 is opened in the middle part and one end of the fourth support rod 5533, and a through hole 5538 is opened at the other end of the fourth support rod 5533. The connecting shaft 5536 at one end of the third support rod 5531 corresponds to the shaft hole 5537 in the middle of the fourth support rod 5533, that is, the connecting shaft 5536 in the middle of the third support rod 5531 can be rotatably inserted into the shaft hole 5537 in the middle of the fourth support rod 5533.

The fifth support rod 5541 is a strip-shaped support piece. The opposite ends and middle of the fifth support rod 5541 are respectively provided with connecting holes 5544. The fifth support rod 5541 is arranged around each connecting hole 5544 along the axis of the connecting hole 5544. The connecting shaft 5546 is protrudingly provided, that is, the connecting hole 5544 passes through the corresponding connecting shaft 5546. The sixth support rod 5543 is a strip-shaped support piece, and the middle and opposite ends of the sixth support rod 5543 are respectively provided with shaft holes 5547. The connecting shaft 5546 in the middle of the fifth support rod 5541 corresponds to the shaft hole 5547 in the middle of the sixth support rod 5543, that is, the connecting shaft 5546 in the middle of the fifth support rod 5541 can be rotatably inserted into the shaft hole 5547 in the middle of the sixth support rod 5543.

When assembling each lifting member 551, insert the connecting shaft 5526 in the middle of the first support rod 5521 into the shaft hole 5527 in the middle of the second support rod 5523, and the locking member 5518 partially penetrates the shaft hole 5527 and is locked in the connecting hole 5524 to The middle part of the first support rod 5521 is hinged with the middle part of the second support rod 5523; the connecting shaft 5536 at one end of the third support rod 5531 is inserted into the shaft hole 5537 in the middle of the fourth support rod 5533, and the fastener 5518 partially penetrates the shaft hole 5537 is locked in the connecting hole 5534 so that one end of the third support rod 5531 is hinged with the middle part of the fourth support rod 5533; insert the connecting shaft 5546 in the middle of the fifth support rod 5541 of each third rotating bracket 554 In the shaft hole 5547 in the middle of the sixth support rod 5543, the locking member 5518 partially penetrates the shaft hole 5547 and is locked in the connecting hole 5544, so that the fifth support rod 5541 and the middle part of the sixth support rod 5543 are hinged; The third rotating brackets 554 are arranged along the extension direction of the flexible display screen 52, and two adjacent third rotating brackets 554 are connected. Specifically, the connecting shaft 5546 at one end of the fifth pole 5541 of one of the third rotating brackets 554 is rotatably inserted into the shaft hole 5547 at one end of the sixth pole 5543 of the adjacent third rotating bracket 554 , The connecting shaft 5546 at one end of the fifth pole 5541 of the other third rotating bracket 554 is rotatably inserted into the shaft hole 5547 at one end of the sixth pole 5543 of the third rotating bracket 554, two Each of the locking members 5518 partially penetrates the corresponding shaft hole 5547 and is locked in the corresponding connecting hole 5544, so that the plurality of third rotating brackets 554 are assembled into a support frame that can be extended and contracted.

The first rotating bracket 552 and the second rotating bracket 553 are respectively placed on opposite ends of the support frame assembled by a plurality of third rotating brackets 554, and the first rod 5521 of the first rotating bracket 552 is adjacent to the third rotating bracket 554 The connecting shaft 5526 at the end of the adjacent third rotating bracket 554 is rotatably inserted into the shaft hole 5547 at one end of the sixth pole 5543 of the adjacent third rotating bracket 554. The connecting shaft 5546 is rotatably inserted into the shaft hole 5527 at the end of the second support rod 5523 of the first rotating bracket 552, and the two locking members 5518 partially penetrate the shaft holes 5527 and 5547 to be locked in the connecting holes 5544 and 5524, thereby The first rotating bracket 552 is hinged to the adjacent third rotating bracket 554. Insert the connecting shaft 5536 of the third pole 5531 of the second rotating bracket 553 adjacent to the end of the third rotating bracket 554 rotatably into the shaft hole 5547 at one end of the sixth pole 5543 of the adjacent third rotating bracket 554, The connecting shaft 5546 at one end of the fifth support rod 5541 of the adjacent third rotating bracket 554 is rotatably inserted into the shaft hole 5537 at one end of the fourth support rod 5533, and the two locking members 5518 partially penetrate the shaft hole respectively The 5537 and 5547 are locked in the connecting holes 5544 and 5534, so that the second rotating bracket 553 is hinged to the adjacent third rotating bracket 554. At this time, the lifting member 551 is assembled.

The lifting assembly 550 further includes a cross bar 555 arranged at the end of the lifting member 551 away from the driving assembly 556. The cross bar 555 is used to connect the end of the flexible display 52 away from the drum 51, and the end of the flexible display 52 away from the cross bar 555 is connected to the rotating管51。 Tube 51.

As shown in FIGS. 5 to 7, in this embodiment, the lifting member 551 can drive the flexible display screen 52 out of the surroundings of the rotating drum 51 by pushing the cross bar 555 to extend the housing 30. Specifically, the cross bar 555 includes a first pressing bar 5551, a second pressing bar 5556 corresponding to the first pressing bar 5551, and a flexible gasket 5558. The end of the flexible display screen 52 away from the drum 51 is clamped between the first pressing bar 5551 and the second pressing bar 5556, and the flexible gasket 5558 is clamped between the first pressing bar 5551 and the flexible display 52 between. The side of the first pressing strip 5551 facing the second pressing strip 5556 defines a receiving groove 5552 along the length direction of the first pressing strip 5551, and the first pressing strip 5551 is received along the inner surface of the receiving groove 5552. A number of fixing holes 5553 are provided in the length direction of the slot 5552. The opposite ends of the first pressing strip 5551 facing away from the second pressing strip 5556 are provided with counterbores 5554 respectively. A connecting shaft 5555 is protruded from the side of the first pressing strip 5551 away from the second pressing strip 5556 adjacent to each counterbore 5554, and each connecting shaft 5555 is axially provided with a connecting hole. The opposite ends of the second pressing strip 5556 facing the side of the first pressing strip 5551 are respectively provided with connecting pillars 5557, each connecting pillar 5557 axially defines a connecting hole, two connecting pillars 5557 and two counterbores 5554 One to one correspondence. The side of the flexible gasket 5558 away from the first pressing strip 5551 is provided with a plurality of counterbores 5559 corresponding to the fixing holes 5553 of the first pressing strip 5551.

When assembling the flexible display screen 52 to the cross bar 555, install the flexible washer 5558 in the receiving groove 5552 of the first pressing strip 5551, and a number of screws are partially penetrated through the counterbore 5559 of the flexible washer 5558 and locked in the fixing hole. In 5553, the flexible gasket 5558 is fixed in the receiving groove 5552; one end of the flexible display screen 52 is placed on the side of the flexible gasket 5558 facing the second pressing strip 5556, and the second pressing strip 5556 is engaged with the first pressing strip 5556. A pressing strip 5551 enables the flexible display screen 52 to be clamped between the first pressing strip 5551 and the second pressing strip 5556, that is, the flexible display screen 52 is clamped between the flexible gasket 5558 and the second pressing strip 5556 Between 5556. The two locking members partially penetrate through the two counterbores 5554 and are locked in the connecting holes of the corresponding connecting posts 5557, so that one end of the flexible display screen 52 is fixedly connected to the cross bar 555.

Preferably, double-sided tape is provided between the flexible display screen 52 and the flexible gasket 5558 and between the flexible display screen 52 and the second pressing strip 5556 to make the connection between the flexible display screen 52 and the cross bar 555 stronger.

3 and 6, the driving assembly 556 includes a screw rod 557, a driving member 558 that drives the screw rod 557 to rotate, a support frame 559 that supports the screw rod 557 and the driving member 558, and a support frame 559 that is electrically connected to the driving member 558 Circuit board 5506. In this embodiment, the screw 557 is a bidirectional screw, that is, the screw 557 includes a first screw 5571 and a second screw 5573. The first screw 5571 and the second screw 5573 are respectively disposed on two opposite sides of the screw 557. At the end, the rotation directions of the first screw 5571 and the second screw 5573 are different, and the end of the first screw 5571 away from the second screw 5573 is connected to the driving member 558, so that the driving member 558 drives the screw 557 to rotate. A point slider 5575 is sleeved on the first screw 5571 and the second screw 5573 respectively. The fulcrum slider 5575 on the first screw 5571 is provided with a screw hole matching the first screw 5571, and the second screw 5573 The upper fulcrum slider 5575 is provided with a screw hole for matching with the second screw 5573. One end of each point slider 5575 facing the flexible display 52 protrudes outwardly with a connecting shaft 5576, and the connecting shaft 5576 axially defines a connecting hole 5577. The driving component 558 is a driving motor, and the driving motor is electrically connected to the circuit main board in the housing 30 through the circuit board 5506.

6, the support frame 559 includes a positioning plate 5591, a plurality of positioning pieces 5592 arranged on one end of the top surface of the positioning plate 5591, a supporting piece 5393 arranged on the other end of the top surface of the positioning plate 5591, and a supporting piece 5591 and several positioning pieces. The two fixed support blocks 5595 between the sheets 5592, the positioning sheet 5592, the fixed support block 5595, and the support sheet 5593 are arranged along the length direction of the positioning plate 5591. The plurality of positioning pieces 5592 are used to fix the driving member 558, and the screw rod 557 is rotatably installed on the supporting piece 5593 and the two fixed supporting blocks 5595. Specifically, the plurality of positioning pieces 5592 are arranged along the length direction of the positioning plate 5591, and an end of each positioning piece 5592 away from the positioning plate 5591 is provided with a positioning opening, and the positioning openings of the plurality of positioning pieces 5592 collectively enclose a positioning slot, which drives The piece 558 is clamped in the positioning groove. The supporting piece 5593 defines an accommodating hole 5594, and the axis of the accommodating hole 5594 coincides with the axis of the screw 557 arranged on the support frame 559. Specifically, a bearing is arranged in the receiving hole 5594, the outer ring of the bearing is clamped to the inner wall of the receiving hole 5594, and the end of the screw 557 away from the driving member 558 is clamped to the inner ring of the bearing. The two fixed support blocks 5595 are spaced apart and arranged opposite each other. Each fixed support block 5595 is provided with a receiving hole 5596, and the axis of each receiving hole 5596 coincides with the axis of the screw 557 arranged on the support frame 559. Each receiving hole 5596 is provided with a bearing, the outer ring of the bearing is clamped to the inner wall of the receiving hole 5596, the inner ring of the bearing is provided with a rotating block 5597, the rotating block 5597 is along the axis of the screw 557 A through hole is opened, and the inner wall of the through hole is provided with a threaded hole matched with the screw rod 557. Each fixed support block 5595 faces a side surface of the flexible display 52 with a connecting shaft 5598 protruding, and the connecting shaft 5598 defines a connecting hole 5599 axially. The two fulcrum sliders 5575 are located between the two fixed support blocks 5595, and the connecting shafts 5598 of the two fixed support blocks 5595 and the connecting shafts 5576 of the two fulcrum sliders 5575 are located on the same side of the support frame 559. A number of through holes are defined on the positioning plate 5591, and the through holes are used for positioning the support frame 559.

4, the rotating drum 51 is arranged on a mounting frame 56, and at least one resetting member 57 capable of driving the rotating drum 51 to be rotated and reset is arranged between the rotating drum 51 and the mounting frame 56. When the driving assembly 556 of the lifting mechanism 55 drives the lifting member 551 to shrink, the at least one reset member 57 drives the rotating drum 51 to rotate so that the flexible display screen 52 surrounds the outer wall of the rotating drum 51.

The mounting frame 56 includes a mounting plate 561 and two supporting plates 563 arranged at opposite ends of the mounting plate. The opposite ends of the rotating drum 51 are respectively rotatably connected to the two supporting plates 563, and at least one resetting member 57 is arranged on one of the supports. Between the plate 563 and the corresponding end of the rotating drum 51, at least one resetting member 57 can make the rotating drum 51 rotate and reset. The mounting plate 561 faces the side of the rotating drum 51. On one side of the rotating drum 51, two spaced positioning portions 565 for installing the drive assembly 556 are provided. Each positioning portion 565 includes a plurality of supporting columns 5651 protruding from the mounting plate 561. Each supporting column 5651 is provided with a connecting hole in the axial direction; a plurality of positioning columns 567 for mounting the circuit board 5506 are arranged between the two positioning portions 565, and each positioning column 567 is provided with a connecting hole in the axial direction.

In this embodiment, the reset member 57 is a torsion spring provided at the end of the drum 51. The extension of the lifting member 551 drives the flexible display screen 52 to disengage from the surrounding drum 51, so that the drum 51 rotates and the torsion spring becomes elastic. Deformation; the lifting member 551 shrinks to release the push on the flexible display screen 52, the torsion spring elastically resets to drive the rotating drum 51 to rotate, so that the flexible display screen 52 again surrounds the outer wall of the rotating drum 51.

Specifically, the two opposite ends of the rotating drum 51 are respectively provided with rotating shafts 511 along the direction of its axis. The two rotating shafts 511 are rotatably connected to the two supporting plates 563, and the reset member 57 is sleeved on one of the rotating shafts 511. One end of the reset member 57 is fixedly connected to the corresponding support plate 563, and the other end of the reset member 57 is fixedly connected to the corresponding end of the drum 51.

Preferably, the rotating shafts 511 at the opposite ends of the rotating drum 51 are respectively sleeved with resetting members 57, one end of each resetting member 57 is fixedly connected to the corresponding support plate 563, and the other end of the resetting member 57 is fixedly connected to the corresponding one of the rotating drum 51 Ends.

Preferably, one end of each reset member 57 is fixed to the drum 51 through a first positioning ring 571, and the other end of each reset member 57 is fixed to the corresponding support plate 563 through a second positioning ring 573.

Referring to FIG. 5, the rotating drum 51 further includes a pressing piece 513 arranged on the side wall of the rotating drum 51 for fixing and connecting the flexible display screen 52 away from the end of the cross bar 555.

When assembling the lifting mechanism 55, insert the two connecting shafts 5555 of the first pressing strip 5551 into the through holes 5538 of the fourth support rods 5533 of the second rotating bracket 553 of the two lifting members 551, respectively, and provide two locking members respectively. Partially passes through the two through holes 5538 and is locked in the connecting hole of the corresponding connecting shaft 5555. At this time, the fourth support rod 5533 of each second rotating bracket 553 is rotatably connected to the corresponding connecting shaft 5555. The two lifting members 551 are respectively placed at the first screw 5571 and the second screw 5573 of the screw 557, and the connecting shaft 5576 of the fulcrum slider 5575 close to the driving member 558 is rotatably inserted into the lifting near the driving member 558. In the through hole 5525 of the first support rod 5521 of the member 551, the connecting shaft 5598 of the fixed support block 5595 near the driving member 558 is rotatably inserted into the through hole 5528 of the second support rod 5523 of the lifting member 551 near the driving member 558 . Insert the connecting shaft 5598 of the fixed support block 5595 far away from the driving member 558 into the through hole 5525 of the first support rod 5521 of the lifting member 551 far away from the driving member 558, away from the connecting shaft of the fulcrum slider 5575 of the driving member 558 5576 is rotatably inserted into the through hole 5528 of the second support rod 5523 of the lifting part 551 far from the driving part 558, so that the two lifting parts 551 are connected between the cross bar 555 and the driving assembly 556, and the flexible display screen 52 One end is fixedly connected to the crossbar 555.

In another embodiment, each lifting member 551 omits the first rotating bracket 552, and the ends of the fifth support rod 5541 and the sixth support rod 5543 of the third rotating support 554 far from the cross bar 555 through each lifting member 551 The parts are rotatably connected to the fulcrum slider 5575 and the fixed support block 5595 respectively.

Mount the circuit board 5506 on a number of positioning posts 567 of the mounting frame 56, and a number of fasteners partially penetrate the circuit board 5506 and then are respectively locked to the connection holes of the corresponding positioning posts 567 to fix the circuit board 5506 to the mounting board 561; The lifting mechanism 55 is placed on the mounting plate 561 of the mounting frame 56, that is, the support frame 559 is set on the positioning portion 565, and a number of fasteners partially penetrate the through holes of the positioning plate 5591 and are locked in the connecting holes of the corresponding support columns 5651. After rotating the drum 51 to elastically deform the two reset members 57, the end of the flexible display screen 53 away from the cross bar 555 is fixedly connected to the side wall of the drum 51 through the pressing sheet 513. At this time, the lifting mechanism 55 is connected to the mounting frame 56 and the flexible display screen is arranged between the cross bar 555 and the rotating drum 51.

1 and 10, the assembled flexible screen display device 50 is installed in the housing 30, so that the driver 558 is electrically connected to the circuit board of the electronic device 100 through the circuit board 5506; the outer wall of the housing 30 has a corresponding horizontal The rod 555 is slotted to facilitate the flexible display screen 52 to extend or retract into the housing 30 through the slot; when the lifting member 551 is fully retracted, the flexible display screen 52 is retracted into the housing 30, and the cross bar 555 stops Outside the slot. Before using the flexible screen display device 50, the reset member 57 is elastically reset, and each lifting member 551 is in a contracted state, that is, the fulcrum slider 5575 connected to each lifting member 551 is away from the corresponding fixed support block 5595, that is, two fulcrums The distance between the sliding blocks 5575 is the shortest. The first rotating bracket 552, the second rotating bracket 553, and the third rotating bracket 554 of each lifting member 551 overlap each other to shrink, and the flexible display screen 52 surrounds the outer wall of the drum 51 .

When the flexible display 52 needs to be used, an instruction is input to the electronic device 100, and the circuit board of the electronic device 100 controls the driving member 558 to drive the screw 557 to rotate through the circuit board 5506, and the rotation of the first screw 5571 drives the sleeve The fulcrum slider 5575 on the first screw 5571 moves toward the corresponding fixed support block 5595 to drive the first support rod 5521 and the second support rod 5523 of the first rotating bracket 552 to rotate relatively, the first support rod 5521 and the second support rod 5521 The two poles 5523 drive the fifth pole 5541 and the sixth pole 5543 of the adjacent third rotating bracket 554 to rotate relative to each other, and the fifth pole 5541 and the sixth pole of the third rotating bracket 554 adjacent to the second rotating bracket 553 The rod 5543 drives the fourth support rod 5533 and the third support rod 5531 of the second rotating bracket 553 to rotate relatively; at the same time, the rotation of the second lead screw 5573 drives the fulcrum slider 5575 sleeved on the second lead screw 5573 to move toward The corresponding fixed support block 5595 moves to drive the first support rod 5521 and the second support rod 5523 of the first rotating support 552 to rotate relative to each other. The first support rod 5521 and the second support rod 5523 drive the adjacent third rotating support 554 to the first support rod 554. The five poles 5541 and the sixth pole 5543 rotate relatively, and the fifth pole 5541 and the sixth pole 5543 of the third rotating bracket 554 adjacent to the second rotating bracket 553 drive the fourth pole 5533 of the second rotating bracket 553 Rotate relative to the third support rod 5531; thus, the two lifting members 551 are extended together to drive the flexible display screen 52 to escape from the surrounding of the rotating drum 51 and protrude from the slot of the housing 30. The two fulcrum sliders 5575 The distance between them gradually increases, and the two reset members 57 are elastically deformed until the flexible display screen 52 completely exposes the housing 30, which is convenient for users to use.

When the flexible display screen 52 needs to be accommodated after the use is completed, an instruction is input to the electronic device 100, and the circuit board of the electronic device 100 controls the driving member 558 to drive the screw rod 557 to rotate in reverse through the circuit board 5506, and the first screw rod 5571 The rotation drives the fulcrum slider 5575 sleeved on the first screw 5571 to move away from the corresponding fixed support block 5595, and drives the first rod 5521 and the second rod 5523 of the first rotating bracket 552 to face opposite directions Rotate, the first support rod 5521 and the second support rod 5523 drive the fifth support rod 5541 and the sixth support rod 5543 of the adjacent third rotating support 554 to rotate in opposite directions, and the third rotation of the adjacent second rotating support 553 The fifth support rod 5541 and the sixth support rod 5543 of the support 554 drive the fourth support rod 5533 and the third support rod 5531 of the second rotating support 553 to rotate in opposite directions; at the same time, the rotation of the second screw 5573 drives the sleeve setting The fulcrum slider 5575 on the second screw 5573 moves away from the corresponding fixed support block 5595, driving the first support rod 5521 and the second support rod 5523 of the first rotating bracket 552 to rotate in opposite directions. The supporting rod 5521 and the second supporting rod 5523 drive the fifth supporting rod 5541 and the sixth supporting rod 5543 of the adjacent third rotating bracket 554 to rotate in opposite directions, and the second supporting rod 554 of the third rotating bracket 554 adjacent to the second rotating bracket 553 The five support rods 5541 and the sixth support rod 5543 drive the fourth support rod 5533 and the third support rod 5531 of the second rotating bracket 553 to rotate in opposite directions; thus, the two lifting members 551 shrink together into the housing 30, The distance between the two fulcrum sliders 5575 is gradually reduced, and the two resetting members 57 elastically reset to drive the drum 51 to rotate, so as to drive the flexible display screen 52 to surround the outer wall of the drum 51 again so that the flexible display screen 52 is housed in the housing 30 When the lifting member 551 is fully retracted, the flexible display screen 52 is retracted into the housing 30, and the cross bar 555 is blocked outside the slot of the housing 30. The flexible display screen 52 surrounds the outer wall of the rotating drum 51 to facilitate hiding the flexible display screen 52, protect the flexible display screen 52, and facilitate the user to carry the electronic device 100.

In other embodiments, the lifting mechanism 55 may only be provided with one lifting member 551, the screw 557 may be a one-way screw, and a fulcrum slider 5575 is sleeved on the screw 557. Specifically, the fulcrum slider 5575 is provided with a screw hole, and the screw hole is matched with the thread of the screw rod 557; the support frame 559 is also provided with a fixed support block 5595 which is relative to the axis of the screw rod 557 The direction is fixed. The first supporting rod 5521 and the second supporting rod 5523 of the first rotating bracket 552 of the lifting member 551 are respectively rotatably connected to the fulcrum slider 5575 and the fixed support block 5595, or the first supporting rod 5521 and the first rotating bracket 552 The second support rod 5523 is rotatably connected to the fixed support block 5595 and the fulcrum slider 5575 respectively. The fourth supporting rod 5533 of the second rotating bracket 553 of the lifting member 551 is rotatably connected to the cross bar 555, and a plurality of third rotating brackets 554 are disposed between the first rotating bracket 552 and the second rotating bracket 553.

Preferably, the fourth support rod 5533 of the second rotating bracket 553 of the lifting member 551 is rotatably connected to the middle position of the cross rod 555.

When the flexible display screen 52 is used, the circuit board of the electronic device 100 controls the drive member 558 to drive the screw 557 to rotate through the circuit board 5506, and the rotation of the screw 557 drives the fulcrum slider 5575 sleeved on the screw 557 toward the fixed support The block 5595 moves to drive the first support rod 5521 and the second support rod 5523 of the first rotating bracket 552 to rotate toward each other. The first support rod 5521 and the second support rod 5523 drive the fifth support rod 5541 of the adjacent third rotating support 554. Rotating opposite to the sixth support rod 5543, and the fifth support rod 5541 and the sixth support rod 5543 of the third rotation support 554 adjacent to the second rotation support 553 drive the fourth support rod 5533 and the third support of the second rotation support 553 The rod 5531 rotates toward each other, and the lifting member 551 stretches to drive the flexible display screen 52 to escape from the surrounding of the drum 51 and protrude from the slot of the housing 30. The two resetting members 57 are elastically deformed until the flexible display screen 52 is completely exposed.壳30。 30. When the flexible display screen 52 is accommodated, the circuit board of the electronic device 100 controls the driving member 558 to drive the screw 557 to rotate in the reverse direction through the circuit board 5506, and the rotation of the screw 557 drives the fulcrum slider 5575 sleeved on the screw 557 to rotate Move away from the fixed support block 5595 to drive the first support rod 5521 and the second support rod 5523 of the first rotating bracket 552 to rotate in opposite directions. The first support rod 5521 and the second support rod 5523 drive the adjacent third rotating support The fifth support rod 5541 and the sixth support rod 5543 of the 554 rotate in opposite directions, and the fifth support rod 5541 and the sixth support rod 5543 of the third rotation support 554 adjacent to the second rotation support 553 drive the second rotation support 553 The fourth support rod 5533 and the third support rod 5531 rotate in opposite directions to cause the lifting member 551 to shrink into the housing 30. The two resetting members 57 elastically reset to drive the rotating drum 51 to rotate to drive the flexible display screen 52 around again The flexible display screen 52 is housed in the housing 30 on the outer wall of the rotating drum 51.

Please refer to FIGS. 11 to 17 together. The structure of the second embodiment of the electronic device of the present application is similar to that of the first embodiment. The difference between the two is that the second rotating bracket 553a in the second embodiment The structure and the connection structure of the second rotating support 553a and the cross bar 555 are different from the structure of the second rotating support 553 and the connection structure of the second rotating support 553 and the cross bar 555 in the first embodiment.

Specifically, in the second embodiment, the second rotating bracket 553a includes a third support rod 5531a and a fourth support rod 5533a. The third support rod 5531a is approximately a strip-shaped support piece, and the support piece is adjacent to one end of the support piece. An L-shaped bend is formed. The opposite ends of the third support rod 5531a are provided with connecting holes 5534. The third support rod 5531a is adjacent to the L-shaped bent connecting hole 5534 along the axis of the connecting hole 5534. The connecting shaft 5536 is convexly provided, that is, the connecting hole 5534 penetrates the connecting shaft 5536. The fourth support rod 5533a is roughly a strip-shaped support piece, and the support piece forms an L-shaped bend adjacent to one end thereof, and the fourth support rod 5533a has a shaft hole 5537 at one end adjacent to the L-shaped bend. The fourth supporting rod 5533a defines a through hole 5538 at one end away from the bending of the L-shape. The L-shaped bending causes the lifting assembly 550 to move in a direction away from the driving assembly 556 as a whole, so as to prevent the flexible display screen 52 from contacting the driving assembly 556 during the process of leaving or surrounding the reel 51. Touch damaged.

The end of the third support rod 5531a away from the connecting shaft 5536 is hinged to the end of the fourth support rod 5533a away from the shaft hole 5537; the connecting shaft 5536 of the third support rod 5531a is rotatably inserted into the sixth support rod 5543 of the adjacent third rotating support 554 In the shaft hole 5547 at the end, the connecting shaft 5546 at the end of the fifth support rod 5541 of the adjacent third rotating support 554 is rotatably inserted into the shaft hole 5537 of the fourth support rod 5533a of the second rotating support 553a.

Specifically, the connecting hole 5534 at one end of the third support rod 5531a of each lifting member 551 away from the connecting shaft 5536 and the through hole 5538 of the fourth support rod 5533a are hinged by a connecting block 58, which is along the axial direction of the screw rod 557 It is slidably connected to the crossbar 555 in the direction.

15 and 16, the connecting block 58 is a rectangular block. One side of the connecting block 58 is convexly provided with a connecting shaft 582. The connecting shaft 582 is used to insert the third support rod 5531a away from the connecting hole 5534 at the end of the connecting shaft 5536 and In the through hole 5538 of the fourth support rod 5533a, the third support rod 5531a and the fourth support rod 5533a can rotate relatively around the connecting shaft 582. The connecting block 58 defines a through hole 584, and the axis of the through hole 584 is perpendicular to the extending direction of the connecting shaft 582.

In this embodiment, the cross bar 555 defines two sliding grooves 5501 along the axial direction of the screw 557, and the two connecting blocks 58 are respectively disposed in the sliding grooves 5501, and each connecting block 58 can follow the corresponding sliding groove 5501. slide.

Specifically, the two ends of the first pressing strip 5551 facing away from the side of the second pressing strip 5556 are respectively provided with sliding grooves 5501, the opposite end faces of the first pressing strip 5551 are respectively provided with insertion holes 5503, and each insertion hole 5503 extends along the length of the sliding groove 5501 and penetrates through the corresponding sliding groove 5501; the side of the first pressing strip 5551 facing away from the second pressing strip 5556 is provided with positioning holes 5504 at adjacent ends, and each positioning hole 5504 passes through Corresponding socket 5503. The first pressing strip 5551 faces opposite ends of the side surface of the lifting member 551 and defines insertion grooves 5505 respectively. Each insertion groove 5505 extends along the length of the sliding groove 5501, and the insertion groove 5505 is connected to the corresponding sliding groove 5501.

Each connecting block 58 is slidably connected to the cross bar 555 via a sliding guide bar 585, which extends along the axial direction of the screw 557; each sliding guide bar 585 is positioned on the cross bar by a positioning block 587 Inside the rod 555 to prevent the sliding rod 585 from exiting the corresponding insertion hole 5503. Specifically, each sliding slot 5501 is provided with a guide sliding rod 585 along its length, the through hole 584 of the connecting block 58 is collinear with the extending direction of the guide sliding rod 585, and each guide sliding rod 585 passes through the through hole 584 Through the corresponding connecting block 58, the connecting block 58 is slidably sleeved on the guide sliding rod 585, that is, the connecting block 58 slides along the guide sliding rod 585 in the corresponding sliding groove 5501.

As shown in Figures 17 and 18, when assembling the two lifting elements 551 to the cross bar 555, overlap the ends of the third support rod 5531a and the fourth support rod 5533a of each lifting element 551 away from the third rotating bracket 554, And the connecting hole 5534 and the through hole 5538 are directly opposite; the ends of the two second rotating brackets 553a away from the third rotating bracket 554 are respectively inserted into the two insertion slots 5505, and the connecting holes 5534 of each second rotating bracket 553a are connected to each other. The holes 5538 are facing the corresponding sliding grooves 5501; the two connecting blocks 58 are inserted into the two sliding grooves 5501, and the connecting shaft 582 of each connecting block 58 is inserted into the corresponding connecting hole 5534 and the through hole 5538, so that each The third supporting rod 5531a and the fourth supporting rod 5533a of a second rotating bracket 553a are hinged through the corresponding connecting shaft 582; the two sliding guide rods 585 are respectively inserted into the two insertion holes 5503, so that each guide sliding rod 585 Pass through the through hole 584 of the corresponding connecting block 58, and then insert the two positioning blocks 587 into the two positioning holes 5504 respectively, so that the two sliding guide rods 585 are respectively clamped in the corresponding insertion holes 5503 to prevent the guide sliding The rod 585 is disengaged from the corresponding insertion hole 5503, the two guide sliding rods 585 are respectively positioned in the two sliding grooves 5501, each guide sliding rod 585 extends along the corresponding sliding groove 5501, and each connecting block 58 can be guided along the corresponding guide The chute 585 slides.

Before using the flexible screen display device 50 in the second embodiment, the reset member 57 is elastically reset, and each lifting member 551 is in a contracted state, that is, the fulcrum slider 5575 connected to each lifting member 551 is far away from the corresponding fixed support block 5595 , That is, the distance between the two fulcrum sliders 5575 is the shortest, the first rotating bracket 552, the second rotating bracket 553, and the third rotating bracket 554 of each lifting member 551 overlap each other, and the flexible display screen 52 surrounds the drum 51 The outer wall, and each connecting block 58 is located at one end of the corresponding sliding groove 5501 adjacent to the middle of the cross bar 555, that is, the distance between the two connecting blocks 58 is the shortest.

When using the flexible display screen 52 in the second embodiment, an instruction is input to the electronic device 100, and the circuit board of the electronic device 100 controls the driving member 558 to drive the screw 557 to rotate through the circuit board 5506, and the first screw 5571 The rotation drives the fulcrum slider 5575 sleeved on the first screw 5571 to move toward the corresponding fixed support block 5595, which drives the fifth pole 5541 and the sixth pole 5543 of the third rotating bracket 554 to rotate relative to each other, adjacent to the The fifth pole 5541 and the sixth pole 5543 of the second rotating bracket 553 drive the fourth pole 5533 and the third pole 5531 of the second rotating bracket 553 to rotate relative to each other; at the same time, the rotation of the second screw 5573 drives the sleeve The fulcrum slider 5575 on the second screw 5573 moves toward the corresponding fixed support block 5595 to drive the fifth support rod 5541 and the sixth support rod 5543 of the third rotating bracket 554 to rotate relative to each other, adjacent to the second rotating bracket 553 The fifth support rod 5541 and the sixth support rod 5543 drive the fourth support rod 5533 and the third support rod 5531 to rotate relative to each other; the two connecting blocks 58 slide along the corresponding sliding guide rod 585 in the sliding groove 5501 to move away from each other, That is, the distance between the two connecting blocks 58 gradually increases, the two fulcrum sliders 5575 slide away from each other on the screw 557, that is, the distance between the two fulcrum sliders 5575 gradually increases, and the two lifting parts 551 are stretched together to drive the flexible display screen 52 out of the surrounding of the drum 51 and stretch out from the slot of the housing 30. The two resetting parts 57 are elastically deformed until the flexible display screen 52 exposes the housing 30, which is convenient for users use.

When the flexible display screen 52 in the second embodiment needs to be stored after the use is completed, an instruction is input to the electronic device 100, and the circuit board of the electronic device 100 controls the driving member 558 to drive the screw 557 to rotate in reverse through the circuit board 5506. The rotation of the first screw 5571 drives the fulcrum slider 5575 sleeved on the first screw 5571 to move away from the corresponding fixed support block 5595, and drives the fifth support rod 5541 and the sixth support of the third rotating bracket 554 The rod 5543 rotates in the opposite direction, and the fifth support rod 5541 and the sixth support rod 5543 of the third rotation support 554 adjacent to the second rotation support 553 drive the fourth support rod 5533 and the third support rod 5531 of the second rotation support 553 Rotate in the opposite direction; at the same time, the rotation of the second screw 5573 drives the fulcrum slider 5575 sleeved on the second screw 5573 to move away from the corresponding fixed support block 5595, driving the third rotating bracket 554 The five poles 5541 and the sixth pole 5543 rotate in opposite directions, and the fifth pole 5541 and the sixth pole 5543 of the third rotating bracket 554 adjacent to the second rotating bracket 553 drive the fourth pole of the second rotating bracket 553 The rod 5533 and the third support rod 5531 rotate in opposite directions; the two connecting blocks 58 slide closer to each other in the sliding groove 5501 along the corresponding guide sliding rod 585, that is, the distance between the two connecting blocks 58 gradually decreases, The fulcrum slider 5575 slides in the direction of the screw 557 approaching each other, that is, the distance between the two fulcrum sliders 5575 gradually decreases, the two lifting members 551 shrink together into the housing 30, and the two resetting members 57 are elastically reset to drive The rotating drum 51 rotates to drive the flexible display screen 52 to surround the outer wall of the rotating drum 51 again so that the flexible display screen 52 is contained in the housing 30. When the lifting member 551 is fully retracted, the flexible display screen 52 is retracted into the housing 30. The cross bar 555 stops outside the slot of the housing 30. The flexible display screen 52 surrounds the outer wall of the rotating drum 51 to facilitate hiding the flexible display screen 52, protect the flexible display screen 52, and facilitate the user to carry the electronic device 100.

In other embodiments, the first rotating bracket 552 of each lifting member 551 can also be retained, and the through holes 5525 of the first supporting rod 5521 of the first rotating bracket 552 and the through holes 5528 of the second supporting rod 5523 are respectively rotatable. The ground is connected to the corresponding fulcrum slider 5575 and the fixed support block 5595.

The above are the preferred embodiments of this application. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of this application, several improvements and modifications can be made, and these improvements and modifications are also regarded as the original The scope of protection applied for.

Claims (21)

A lifting mechanism for lifting objects, characterized in that the lifting mechanism includes a lifting component and a driving component, the lifting component includes at least one lifting component, at least one end of the lifting component is connected to the driving component, At least one opposite end of the lifting member is connected to the object, and the driving assembly is used to drive the lifting member to extend to raise the object, or to drive the lifting member to shrink to lower the object. The lifting mechanism according to claim 1, wherein at least one of the lifting members includes a plurality of rotating brackets, and each rotating bracket includes two supporting rods hinged to each other. The lifting mechanism according to claim 2, wherein the driving assembly includes a screw rod and a driving member for driving the screw rod to rotate, and the plurality of rotating brackets includes a first rotating bracket, and the first rotating bracket It includes a first support rod and a second support rod. The end of the first support rod of the first rotating bracket close to the screw rod is fixed relative to the axial direction of the screw rod. The ends of the two supporting rods close to the screw rod can move along the axial direction of the screw rod; when the second supporting rod of the first rotating bracket is close to the screw rod, the end part is along the axis of the screw rod. When moving in the direction, the first support rod and the second support rod rotate relative to each other so that the ends of the first support rod and the second support rod away from the screw rod approach or move away from the screw rod . The lifting mechanism according to claim 3, wherein the end of the second supporting rod of the first rotating bracket close to the screw rod is connected to the screw rod through a fulcrum sliding block, and the supporting point sliding block is provided with Screw hole, the screw hole is matched with the thread of the screw rod. The lifting mechanism according to claim 4, wherein the driving assembly further comprises a supporting frame, the driving member and the screw rod are arranged on the supporting frame, and the supporting frame comprises at least one fixed supporting block, The screw rod passes through the fixed support block, the end of the first support rod of the first rotating bracket close to the screw rod is rotatably connected to the fixed support block, and the driving member drives the screw rod The rotation can drive the fulcrum slider to move along the screw rod, so that the fulcrum slider is close to or away from the fixed support block. The lifting mechanism according to claim 3, wherein the lifting assembly further comprises a cross bar provided at an end of the lifting member away from the driving assembly, and the cross bar is used to connect the object. The lifting mechanism according to claim 6, wherein the plurality of rotating brackets further comprise a second rotating bracket adjacent to the cross bar, and the second rotating bracket includes a third supporting rod and a fourth supporting rod, The end of the third support rod adjacent to the cross rod is rotatably connected to the cross rod, the end of the fourth support rod adjacent to the cross rod is hinged to the third support rod, and the second rotation The line connecting the hinged joint of the bracket and the hinged joint of the first rotating bracket is parallel to the extension or contraction direction of the lifting member. The lifting mechanism according to claim 6, wherein the plurality of rotating brackets further comprise a second rotating bracket adjacent to the cross bar, and the second rotating bracket includes a third supporting rod and a fourth supporting rod; The end of the third support rod and the fourth support rod adjacent to the cross rod is hinged by a connecting block, and the connecting block is slidably connected to the cross rod along the axial direction of the screw rod. The lifting mechanism according to claim 7 or 8, wherein the plurality of rotating brackets further comprise a plurality of third rotating brackets connecting the second rotating bracket and the first rotating bracket. The lifting mechanism according to claim 8, wherein the cross bar is provided with a sliding groove along the axial direction of the screw rod, the connecting block is arranged in the sliding groove, and the connecting block can move along The chute slides. 8. The lifting mechanism according to claim 8, wherein the connecting block is slidably connected to the cross bar via a sliding guide rod, and the sliding guide rod extends along the axial direction of the screw rod. The lifting mechanism according to claim 11, wherein the end surface of the cross rod is provided with an insertion hole, the insertion hole extends along the axial direction of the screw rod, and the insertion hole is used to insert the In the guide sliding rod, a positioning hole penetrating the insertion hole is formed on the side of the cross rod, and a positioning block is inserted in the positioning hole to fix the guide sliding rod to prevent the guide sliding rod from exiting the insertion hole. The lifting mechanism of claim 5, wherein the screw includes a first screw and a second screw, and the first screw and the second screw are respectively disposed on two opposite sides of the screw End, the rotation directions of the first screw and the second screw are different, the lifting assembly includes two lifting members, and the two lifting members are respectively connected to the first screw and the second screw , The rotation of the screw rod can drive the two lifting members to expand and contract together. The lifting mechanism according to claim 13, wherein the first screw and the second screw are each provided with a fixed support block and a fulcrum sliding block, the first screw and the second screw The lead screws are respectively penetrated through the corresponding fixed support blocks, and the two fulcrum sliders are respectively screwed to the first lead screw and the second lead screw and can move along the axial direction of the lead screw. The end of the first supporting rod of the first rotating bracket adjacent to the screw rod of a lifting member is rotatably connected to the corresponding fixed support block, and each lifting member is adjacent to the first rotating bracket The end of the second support rod close to the screw rod is rotatably connected to the corresponding fulcrum slider. The lifting mechanism according to claim 14, wherein the two fulcrum sliders on the screw rod are located between the two fixed support blocks, and the rotation of the screw rod can drive the two fulcrum sliders Close to each other or away from each other, so as to shrink or extend the lifting member. A flexible screen display device, comprising a rotating drum, a flexible display screen surrounding the rotating drum, and the lifting mechanism according to any one of claims 1 to 15, wherein one end of the flexible display screen is connected to the The rotating drum can surround the outer wall of the rotating drum, the other end of the flexible display screen away from the rotating drum is connected to the lifting mechanism, and the extension of the lifting member of the lifting mechanism can drive the flexible display screen It stretches out of being surrounded by the rotating drum. The flexible screen display device according to claim 16, further comprising at least one resetting member for driving the rotating drum to reset, and when the driving assembly of the lifting mechanism drives the lifting member to shrink, at least one The reset member drives the flexible display screen to surround the outer wall of the rotating drum. The flexible screen display device according to claim 17, wherein at least one of the resetting members is a torsion spring arranged at one end of the rotating drum, and when the lifting member is extended to drive the flexible display screen to unfold from the rotating drum , The torsion spring is elastically deformed. The flexible screen display device of claim 17, further comprising a mounting frame, the mounting frame comprising a mounting plate and two supporting plates arranged at opposite ends of the mounting plate, the rotating drum The opposite ends are rotatably connected to the two supporting plates, and at least one resetting piece is arranged between one of the supporting plates and the corresponding end of the rotating drum. The flexible screen display device of claim 19, wherein the lifting mechanism is located on one side of the rotating drum, and the lifting mechanism is provided on the mounting plate. An electronic device, comprising a housing and the flexible screen display device according to any one of claims 16 to 20, the flexible screen display device is installed in the housing, and the flexible display of the flexible screen display device The screen is exposed or contracted to the shell under the action of the lifting mechanism.

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