TWI780569B - Foldable electronic device - Google Patents

Abstract

An foldable electronic device including two bodies, a base, a hinge mechanism, two supporting elements and a flexible screen is provided. The base includes two protrusions. The body is rotatably connected to the base through the hinge mechanism. The supporting element is disposed in the body and connected to the hinge mechanism. The supporting element is disposed corresponding to the protrusion. The protrusion is located on the movement path of the supporting element. The flexible screen includes two display areas and a bendable display area located between the two display areas. The display area is disposed on the body. The bendable display area contacts the supporting element. When the two bodies are in a closed state, the bendable display area is clamped between the two supporting elements and is bent, and the supporting element is separated from the protrusion. When the two bodies are converted to an opened state, the supporting element moves randomly until it touches the protrusion, and the bendable display area is supported by the two supporting elements to expand flatly.

Description

foldable electronic device

The present invention relates to a foldable electronic device, and in particular to a foldable electronic device with a flexible screen.

With the development of display technology, the technology of flexible screens is becoming more and more mature. In recent years, major electronics manufacturers have been actively investing in the development and application of flexible screens. Taking flexible screens integrated into foldable electronic devices such as monitors, smartphones, tablet computers or notebook computers as an example, the common design types are outward folding design and inward folding design. The so-called outward-folding design refers to the design in which the display surface of the folded flexible screen faces outward, and the so-called inward-folding design refers to the design in which the display surface of the folded flexible screen faces inward.

Generally speaking, the flexible screen can be divided into two display areas and a bendable display area, wherein the two display areas are respectively fixed on the two bodies of the foldable electronic device, and the bendable display area is located in the two display areas between. As far as the inward-folding design is concerned, when the flexible screen is bent, its bendable display area will be bent. How to prevent the bendable display area from being squeezed and damaged by the two bodies during bending has become an urgent need. issues to be resolved.

The invention provides a foldable electronic device, which can reduce the damage risk of the flexible screen.

The invention proposes a foldable electronic device, which includes two bodies, a base, at least one hinge mechanism, two supporting parts and a flexible screen. The base includes at least two protruding parts opposite to each other. The two bodies are rotatably connected to the base through at least one hinge mechanism. The two supporting parts are respectively arranged in the two bodies, and the two supporting parts are connected with at least one hinge mechanism. Each supporting piece corresponds to a raised portion. Each protrusion is located on a moving path of a corresponding supporting member. The flexible screen includes two display areas and a bendable display area between the two display areas. The two display areas are respectively arranged on the two bodies. The bendable display area contacts the two support members. When the two bodies are in a closed state, the bendable display area is sandwiched between the two support members and bent, and the two support members are separated from at least two protrusions. When the two bodies are converted to an unfolded state, the two supporting parts move respectively with the two bodies until contacting at least two protrusions, and the bendable display area is supported by the two supporting parts to spread out flat.

In an embodiment of the present invention, the above-mentioned foldable electronic device further includes two torsion springs respectively disposed on the two support members. Each torsion spring is connected to at least one hinge mechanism and a corresponding supporting member.

In an embodiment of the present invention, the above-mentioned at least one hinge mechanism includes a torsion seat, two rotating parts and two brackets. The torque seat is arranged on the base. The two rotating parts are pivotally connected to the torque seat and are interference fit, and the two rotating parts are engaged with each other. The two brackets are respectively arranged in the two bodies. Each support is connected to a corresponding rotating member. each The supporting member is pivotally connected to a corresponding bracket. Each torsion spring is connected to a corresponding bracket.

In an embodiment of the present invention, the above-mentioned torsion seat includes two rotating shafts arranged side by side. Each rotating member includes a torsion hole and a slit communicating with the torsion hole. Each rotating shaft passes through a corresponding torsion hole and is an interference fit.

In an embodiment of the present invention, the above-mentioned at least one hinge mechanism includes a first rotating shaft, a second rotating shaft, a plurality of gear plate sets and a plurality of torsion plates. The second rotating shaft is arranged parallel to the first rotating shaft. Each gear plate set includes a first gear plate and a second gear plate engaged with each other. The first rotating shaft passes through the first gear plate of each gear plate set, and the second rotating shaft passes through the second gear plate of each gear plate set. The first rotating shaft and the second rotating shaft pass through each torsion piece. These gear plate sets are alternately arranged with these torque plates. The first gear plate and the second gear plate of each gear plate group are in contact with one of the torsion plates.

In an embodiment of the present invention, the number of the above-mentioned at least one hinge mechanism is two. The two hinge mechanisms are arranged on opposite sides of the two bodies. The orthographic projections of the two hinge mechanisms on the two bodies do not overlap with the orthographic projections of the flexible screen on the two bodies.

In an embodiment of the present invention, the above-mentioned base has at least two oppositely disposed grooves. At least two protrusions are respectively located in at least two grooves. When the two bodies are in the closed state, the two support members are located outside the at least two grooves. When the two bodies are switched to the unfolded state, a part of each supporting member is located in a corresponding groove.

In an embodiment of the present invention, when the two bodies are in a closed state, a supporting surface of each support member is inclined to a display surface of a corresponding display area. When the two bodies are converted to the unfolded state, the support surface of each support member is parallel to the display surface of a corresponding display area.

The present invention proposes a foldable electronic device, which includes two bodies, a base, at least one hinge mechanism, two supports, at least two connecting rods and a flexible screen. The two bodies are rotatably connected to the base through at least one hinge mechanism. The two supporting parts are respectively arranged in the two bodies, the two supporting parts are connected with at least one hinge mechanism, and the two supporting parts are respectively connected to both sides of the base through at least two connecting rods. The flexible screen includes two display areas and a bendable display area between the two display areas. The two display areas are respectively arranged on the two bodies. The bendable display area contacts the two support members. When the two bodies are in a closed state, the bendable display area is clamped between the two support members and bends. When the two bodies are converted to an unfolded state, at least two connecting rods are respectively pressed against the two supports so that the two supports lean against the base, and the bendable display area is supported by the two supports to spread out .

In an embodiment of the present invention, the above-mentioned base has at least two oppositely disposed grooves. When the two bodies are in the closed state, the two support members are located outside the at least two grooves. When the two bodies are switched to the unfolded state, a part of each supporting member is located in a corresponding groove.

Based on the above, the foldable electronic device of the present invention includes two bodies, and the two bodies are rotatably connected to the base through a hinge mechanism, and the two supports are connected to the hinge mechanism. When the two bodies are in a closed state, the display area can be bent It is clamped between the two supports and bends. When the two bodies are converted to the unfolded state, the bendable display area is supported by the two supports and spreads out flat, so as to avoid the flexible screen bend The folding display area is damaged by the extrusion of the two bodies.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail together with the accompanying drawings.

100, 200: foldable electronic devices

110: The first body

120: Second body

130, 230: base

131: the first raised part

132: second raised portion

133: the first groove

134: second groove

140, 240, 340: hinge mechanism

141, 241: Torque seat

141a, 241a, 341a: the first rotating shaft

141b, 241b, 341b: the second rotating shaft

142: The first rotating part

142a: the first torque hole

142b: The first slit

142c: first tooth portion

143: the second rotating part

143a: the second torque hole

143b: Second slit

143c: second tooth portion

144: The first bracket

145: second bracket

346: gear set

346a: the first gear plate

346b: Second gear plate

347: Torsion plate

347a: first convex surface

347b: second convex surface

150A, 250A: the first support

151A: the first support surface

150B, 250B: second support

151B: Second supporting surface

160: flexible screen

161: The first display area

161a: the first display surface

162: Second display area

162a: second display surface

163: Bendable display area

170A: the first torsion spring

170B: Second torsion spring

280A: The first connecting rod

280B: Second connecting rod

A, B, C: part

FIG. 1 is a schematic perspective view of a foldable electronic device in a closed state according to an embodiment of the present invention.

FIG. 2 is a schematic perspective view of the foldable electronic device in FIG. 1 being transformed into an unfolded state.

FIG. 3 is a partial enlarged schematic view of the foldable electronic device in FIG. 1 .

FIG. 4 is a partially exploded schematic diagram of the foldable electronic device in FIG. 2 .

FIG. 5 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 1 .

FIG. 6 is a schematic partial cross-sectional view of the foldable electronic device in FIG. 5 being switched to a transition state.

FIG. 7 is a schematic partial cross-sectional view of the foldable electronic device in FIG. 2 .

FIG. 8 is a schematic top view of the foldable electronic device in FIG. 2 .

FIG. 9 is an enlarged schematic view of part A of the foldable electronic device of FIG. 4 .

FIG. 10 is a schematic perspective view of a foldable electronic device in a closed state according to another embodiment of the present invention.

FIG. 11 is a schematic perspective view of the foldable electronic device of FIG. 10 being transformed into an unfolded state.

FIG. 12 is a partially enlarged schematic view of the foldable electronic device of FIG. 10 .

FIG. 13 is a partially exploded schematic diagram of the foldable electronic device of FIG. 11 .

FIG. 14 is an enlarged schematic view of part B of the foldable electronic device of FIG. 13 .

FIG. 15 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 10 .

FIG. 16 is a schematic partial cross-sectional view of the foldable electronic device shown in FIG. 11 .

Fig. 17 is a schematic perspective view of a hinge mechanism according to another embodiment of the present invention.

FIG. 18 is an exploded schematic view of the hinge mechanism of FIG. 17 .

FIG. 19 is an enlarged schematic view of part C of the hinge mechanism of FIG. 18 .

FIG. 1 is a schematic perspective view of a foldable electronic device in a closed state according to an embodiment of the present invention. FIG. 2 is a schematic perspective view of the foldable electronic device in FIG. 1 being transformed into an unfolded state. FIG. 3 is a partial enlarged schematic view of the foldable electronic device in FIG. 1 . FIG. 4 is a partially exploded schematic diagram of the foldable electronic device in FIG. 2 . FIG. 5 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 1 . The first body 110 and the second body 120 in FIG. 1 , FIG. 2 , FIG. 3 and FIG. 5 are drawn with dotted lines to clearly show the positional relationship of internal components. Please refer to FIG. 1 , FIG. 2 , FIG. 4 and FIG. 5 , the foldable electronic device 100 of this embodiment can be a foldable electronic device with a flexible screen such as a display, a smart phone, a tablet computer or a notebook computer. The foldable electronic device 100 includes a first body 110 , a second body 120 , a base 130 , two hinge mechanisms 140 , a first support 150A, a second scale 150B and a flexible screen 160 . The first body 110 and the second body 120 are rotatably connected to the base 130 through two hinge mechanisms 140, wherein the two hinge mechanisms 140 are located between the first body 110 and the second body 120. opposite sides. It should be noted that the number of hinge mechanisms 140 in this embodiment is illustrated as two, but the present invention is not limited thereto. In other embodiments, the number of hinge mechanisms can also be a single one. A single hinge mechanism 140 is used for detailed description below.

In detail, the base 130 includes two first protrusions 131 and two second protrusions 132 oppositely disposed. In other words, the two first protrusions 131 are located on one side of the base 130 , and the two second protrusions 132 are located on the other side of the base 130 . In particular, the number of the first protrusions 131 and the number of the second protrusions 132 in this embodiment are two as an example, but the present invention is not limited thereto. In other embodiments, the number of the first protruding portion and the second protruding portion can also be a single one, that is, the base includes two protruding portions disposed opposite to each other. Hereinafter, a pair of the first protruding portion 131 and the second protruding portion 132 will be described in detail.

On the other hand, the first support 150A is disposed in the first body 110 , and the second support 150B is disposed in the second body 120 . Both the first supporting member 150A and the second supporting member 150B are connected to the hinge mechanism 140 . The first supporting part 150A is disposed corresponding to the first protruding part 131 , and the second supporting part 150B is disposed corresponding to the second protruding part 132 . The first protruding portion 131 is located on the moving path of the first supporting member 150A, and the second protruding portion 132 is located on the moving path of the second supporting member 150B. In other words, the two supports (the first support 150A and the second support 150B) are respectively arranged in the two bodies (the first body 110 and the second body 120), and each support corresponds to a protrusion. (one of the first protruding portion 131 and the second protruding portion 132 ) is provided, and each protruding portion is located on a moving path of a corresponding supporting member.

Please refer to FIG. 5 , the flexible screen 160 includes two display areas, a first display area 161 and a second display area 162, and a bendable display area 163, wherein the bendable display area 163 is located between the first display area 161 and the second display area. Between the two display areas 162, the first display area 161 and the second display area 162 are respectively disposed on the first body 110 and the second body 120, and the bendable display area 163 contacts the first supporting member 150A and the second support 150B.

FIG. 6 is a schematic partial cross-sectional view of the foldable electronic device in FIG. 5 being switched to a transition state. FIG. 7 is a schematic partial cross-sectional view of the foldable electronic device in FIG. 2 . The first body 110 and the second body 120 in FIG. 6 and FIG. 7 are drawn with dotted lines to clearly show the positional relationship of internal components. Please refer to FIG. 5 to FIG. 7, the first body 110 and the second body 120 shown in FIG. 5 are in a closed state, and the first body 110 and the second body 120 shown in FIG. 5 can be converted to the transition state shown in FIG. 6 , and then further switch to the unfolded state shown in FIG. 7 .

When the first body 110 and the second body 120 are in the closed state shown in FIG. A supporter 150A is separated from the first protrusion 131 , and a second supporter 150B is separated from the second protrusion 132 . When the first body 110 and the second body 120 are switched from the closed state shown in FIG. 5 to the unfolded state shown in FIG. 120 moves until it touches the first protruding portion 131 and the second protruding portion 132 respectively, and the bendable display area 163 is supported by the first supporting member 150A and the second supporting member 150B to spread out. Accordingly, the foldable electronic device 100 of the present invention can avoid The bendable display area 163 of the flexible screen 160 is not damaged by being squeezed by the first body 110 and the second body 120 .

In this embodiment, the base 130 has two first grooves 133 and two second grooves 134 oppositely disposed, wherein each first protrusion 131 is located in a corresponding first groove 133, and Each second protrusion 132 is located in a corresponding second groove 134 . It should be noted that the number of the first groove 133 and the number of the second groove 134 in this embodiment is taken as an example, but the present invention is not limited thereto. In other embodiments, the number of the first groove and the second groove can also be a single one. A single first groove 133 and a single second groove 134 will be described in detail below.

The first supporting member 150A has a first supporting surface 151A for contacting and supporting the bendable display area 163 , and the second supporting member 150B has a second supporting surface 151B for contacting and supporting the bendable display area 163 .

The foldable electronic device 100 further includes two first torsion springs 170A and two second torsion springs 170B respectively disposed on the first support member 150A and the second support member 150B. Each first torsion spring 170A connects the hinge mechanism 140 to the first support member 150A, and each second torsion spring 170B connects the hinge mechanism 140 to the second support member 150B. It should be noted that the number of the first torsion spring 170A and the number of the second torsion spring 170B in this embodiment is taken as an example, but the present invention is not limited thereto. In other embodiments, the number of the first torsion spring and the second torsion spring can also be a single one. A single first torsion spring 170A and a single second torsion spring 170B will be described in detail below.

When the first body 110 and the second body 120 are in the closed state shown in FIG. 5 , the first support 150A and the second support 150B are located in the first groove 133 respectively. and the second groove 134 outside. At this time, the first support surface 151A of the first support member 150A is inclined to the first display surface 161a of the first display area 161 , and the second support surface 151B of the second support member 150B is inclined to the second display area 162 of the second display area 162 . Display surface 162a. The first torsion spring 170A is not compressed by the first support member 150A, and the second torsion spring 170B is not compressed by the second support member 150B.

When the first body 110 and the second body 120 are in the transitional state shown in FIG. 6 , a part of the first support 150A is located in the first groove 133 and contacts the first protrusion 131 , and the second support 150B A part of is located in the second groove 134 and is in contact with the second protruding portion 132 .

During the transition of the first body 110 and the second body 120 from the transition state shown in FIG. 6 to the unfolded state shown in FIG. The second body 120 rotates. When the first body 110 and the second body 120 are in the unfolded state as shown in FIG. . At this time, the first support surface 151A of the first support member 150A is parallel to the first display surface 161a of the first display area 161 , and the second support surface 151B of the second support member 150B is parallel to the first display surface 161a of the second display area 162 . Two display surfaces 162a. The first torsion spring 170A is compressed by the first support member 150A to generate elastic deformation, and the second torsion spring 170B is compressed by the second support member 150B to generate elastic deformation.

Once the first supporting member 150A is separated from the first protrusion 131 and the second supporting member 150B is separated from the second protrusion 132, the elastic restoring force of the first torsion spring 170A is released, and the first torsion spring 170A drives the second A support member 150A rotates so that the first The support surface 151A is inclined to the first display surface 161a, and the elastic restoring force of the second torsion spring 170B is released, and the second torsion spring 170B drives the second support member 150B to rotate, so that the second support surface 151B is inclined to the second display surface 162a.

FIG. 8 is a schematic top view of the foldable electronic device in FIG. 2 . The first body 110 and the second body 120 in FIG. 8 are drawn with dotted lines to clearly show the positional relationship of each component. Please refer to FIG. 4 , FIG. 5 and FIG. 8 , the orthographic projection of the two hinge mechanisms 140 on the first body 110 and the second body 120 of this embodiment and the flexible screen 160 on the first body 110 and the second body 120 The orthographic projections of do not overlap each other. Accordingly, the foldable electronic device 100 of the present invention can prevent the bendable display area 163 of the flexible screen 160 from being squeezed by the two hinge mechanisms 140 when the first body 110 and the second body 120 are relatively unfolded or closed. And damage.

FIG. 9 is an enlarged schematic view of part A of the foldable electronic device of FIG. 4 . Please refer to FIG. 4 , FIG. 7 and FIG. 9 , the hinge mechanism 140 of this embodiment includes a torque base 141 , a first rotating member 142 , a second rotating member 143 , a first bracket 144 and a second bracket 145 .

The torque base 141 is disposed on the base 130, and the torque base 141 includes a first shaft 141a and a second shaft 141b arranged side by side, and the rotation axis of the first shaft 141a and the rotation axis of the second shaft 141b are parallel to each other. The first rotating member 142 includes a first torsion hole 142a, a first slit 142b communicating with the first torsion hole 142a, and a first tooth portion 142c, and the second rotating member 143 includes a second torsion hole 143a, communicating with the second torsion hole 143a. The second slit 143b and the second tooth portion 143c. The first rotating shaft 141a passes through the first torsion hole 142a and is an interference fit, and the second rotating shaft 141b passes through the The second torsion hole 143a is an interference fit. The first tooth portion 142c and the second tooth portion 143c mesh with each other. In other words, the first rotating member 142 and the second rotating member 143 are pivotally connected to the torque base 141 and are in interference fit, and the first rotating member 142 and the second rotating member 143 engage with each other.

The first bracket 144 and the second bracket 145 are respectively disposed in the first body 110 and the second body 120 . The first bracket 144 is connected to the first rotating member 142 , and the second bracket 145 is connected to the second rotating member 143 . The first supporting member 150A is pivotally connected to the first bracket 144 , and the second supporting member 150B is pivotally connected to the second bracket 145 . The first torsion spring 170A is connected to the first bracket 144 , and the second torsion spring 170B is connected to the second bracket 145 .

FIG. 10 is a schematic perspective view of a foldable electronic device in a closed state according to another embodiment of the present invention. FIG. 11 is a schematic perspective view of the foldable electronic device of FIG. 10 being transformed into an unfolded state. FIG. 12 is a partially enlarged schematic view of the foldable electronic device of FIG. 10 . FIG. 13 is a partially exploded schematic diagram of the foldable electronic device of FIG. 11 . FIG. 14 is an enlarged schematic view of part B of the foldable electronic device of FIG. 13 . FIG. 15 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 10 . FIG. 16 is a schematic partial cross-sectional view of the foldable electronic device shown in FIG. 11 . The first body 110 and the second body 120 in FIGS. 10 to 12 and FIGS. 14 to 16 are shown by dotted lines, and the parts of the first connecting rod 280A and the second connecting rod 280B in FIG. 14 are shown by dotted lines. To clearly show the positional relationship of each component. The flexible screen 160 in FIG. 15 and FIG. 16 is drawn with dotted lines to clearly show the positional relationship of internal components. Components of the foldable electronic device 200 in this embodiment that are the same as those in the foldable electronic device 100 in the foregoing embodiment use the same symbols, and will not be repeated here.

10 to 13, the foldable electronic device 200 of this embodiment includes a base 230, two hinge mechanisms 240, a first support 250A, a second support 250B, a first link 280A and a second link 280B.

The hinge mechanism 240 includes a torque seat 241 . The torque base 241 includes a first rotating shaft 241 a and a second rotating shaft 241 b arranged side by side. The first supporting member 250A is pivotally connected to one end of the first connecting rod 280A, and the second supporting member 250B is pivotally connected to one end of the second connecting rod 280B. In other words, the first supporting member 250A and the second supporting member 250B are respectively connected to two sides of the base 230 through the first connecting rod 280A and the second connecting rod 280B. The other end of the first connecting rod 280A is pivotally connected to the first rotating shaft 241a, and the other end of the second connecting rod 280B is pivotally connected to the second rotating shaft 241b.

Please refer to FIG. 14 to FIG. 16, when the first body 110 and the second body 120 are in the closed state shown in FIG. between and bend. When the first body 110 and the second body 120 are switched to the unfolded state shown in FIG. The supporting member 250A and the second supporting member 250B abut against the base 230 , and the bendable display area 163 is supported by the first supporting member 250A and the second supporting member 250B to spread out flat. Accordingly, the foldable electronic device 200 of the present invention can prevent the bendable display area 163 of the flexible screen 160 from being damaged by being squeezed by the first body 110 and the second body 120 .

Fig. 17 is a schematic perspective view of a hinge mechanism according to another embodiment of the present invention. FIG. 18 is an exploded schematic view of the hinge mechanism of FIG. 17 . Figure 19 is the hinge mechanism of Figure 18 Enlarged schematic of part C. Please refer to FIG. 17 to FIG. 19 , the hinge mechanism 340 of this embodiment includes a first rotating shaft 341 a, a second rotating shaft 341 b, a plurality of gear plate sets 346 and a plurality of torsion plates 347 . The second rotating shaft 341b is arranged parallel to the first rotating shaft 341a. Each gear set 346 includes a first gear 346a and a second gear 346b engaged with each other. The first rotating shaft 341 a passes through the first gear plate 346 a of each gear plate set 346 , and the second rotating shaft 341 b passes through the second gear plate 346 b of each gear plate set 346 . The first rotating shaft 341 a and the second rotating shaft 341 b pass through each torsion piece 347 . Each torsion piece 347 has a protruding first protruding surface 347 a and a second protruding surface 347 b. The gear plate sets 346 are arranged alternately with the torsion plates 347 . The first gear plate 346a of each gear plate set 346 is in surface contact with the first protruding surface 347a of a corresponding torsion plate 347, and the second gear plate 346b of each gear plate set 346 is in surface contact with the first protruding surface 347a of a corresponding torsion plate 347. Two protruding surfaces 347b. In particular, the sizes of the first gear piece 346a, the second gear piece 346b and the torque piece 347 can be adjusted according to the overall thickness required by the electronic device. In addition, the thicknesses of the first gear piece 346a, the second gear piece 346b and the torsion piece 347 can be adjusted according to the required torque, and the present invention is not particularly limited. For example, by increasing the number or thickness of the torsion piece 347 in the axial direction, the torsion force provided to the hinge mechanism 140 can be increased. On the contrary, by reducing the number of the torsion piece 347 or the thickness in the axial direction, the torsion force provided to the hinge mechanism 140 can be reduced.

In summary, the foldable electronic device of the present invention includes a first body and a second body, and the first body and the second body are rotatably connected to the base through a hinge mechanism, and the first support member and the second support member are connected to the hinge mechanism, when the first body and the second body are in a closed state, the bendable display area is clamped between the first support and the second There is a bend between the support members. When the first body and the second body are switched to the unfolded state, the bendable display area is supported by the first support member and the second support member and spreads out flat, so as to avoid flexibility. The bendable display area of the screen is damaged by the extrusion of the first body and the second body.

In addition, in the foldable electronic device of the present invention, the orthographic projections of the two hinge mechanisms on the first body and the second body and the orthographic projections of the flexible screen on the first body and the second body do not overlap each other, so it is possible to avoid The bendable display area is damaged by being squeezed by the two hinge mechanisms during the relative unfolding or closing process of the first body and the second body.

Although the present invention has been disclosed above with the embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field may make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention should be defined by the scope of the appended patent application.

100: Foldable electronic device

110: The first body

120: Second body

130: Base

132: second raised portion

134: second groove

140: hinge mechanism

141: Torque seat

141a: the first rotating shaft

141b: second rotating shaft

142: The first rotating part

142c: first tooth portion

143: the second rotating part

143c: second tooth portion

144: The first bracket

145: second bracket

150A: first support

150B: Second support

170B: Second torsion spring

Claims (16)

A foldable electronic device comprising: Two bodies; A base, including at least two raised portions oppositely arranged; at least one hinge mechanism, wherein the two bodies are rotatably connected to the base through the at least one hinge mechanism; Two support pieces are respectively arranged in the two bodies, wherein the two support pieces are connected to the at least one hinge mechanism, and each of the support pieces is set corresponding to one of the protrusions, and each of the protrusions is located on the corresponding one of the support on the moving path of the piece; and A flexible screen, including two display areas and a bendable display area between the two display areas, wherein the two display areas are respectively set on the two machine bodies, and the bendable display area contacts the two supports , When the two bodies are in a closed state, the bendable display area is clamped between the two supports and bent, and the two supports are separated from the at least two protrusions, when the two bodies are converted When reaching an unfolded state, the two support members respectively move with the two bodies until contacting the at least two protrusions, and the bendable display area is supported by the two support members to spread out flat. The foldable electronic device as described in Claim 1, further comprising: Two torsion springs are respectively arranged on the two supports, and each of the torsion springs is connected to the at least one hinge mechanism and a corresponding support. The foldable electronic device according to claim 2, wherein the at least one hinge mechanism includes: A torque seat is arranged on the base; two rotating members pivotally connected to the torque seat and are interference fit, wherein the two rotating members are engaged with each other; and Two brackets are respectively arranged in the two bodies, wherein each of the brackets is connected to a corresponding one of the rotating parts, each of the supporting parts is pivotally connected to a corresponding one of the brackets, and each of the torsion springs is connected to a corresponding one of the brackets. The foldable electronic device according to claim 3, wherein the torque seat includes two shafts arranged side by side, and each of the rotating parts includes a torque hole and a slit communicating with the torque hole, wherein each of the shafts passes through It is in the corresponding one of the torsion holes and is an interference fit. The foldable electronic device as claimed in claim 1, wherein the at least one hinge mechanism includes: a first rotating shaft; a second rotating shaft arranged parallel to the first rotating shaft; a plurality of gear plate sets, wherein each of the gear plate sets includes a first gear plate and a second gear plate engaged with each other, the first rotating shaft passes through the first gear plate of each of the gear plate sets, And the second rotating shaft passes through the second gear plate of each of the gear plate sets; and A plurality of torsion plates, wherein the first shaft and the second shaft pass through each of the torsion plates, the gear plate groups and the torque plates are arranged alternately, and the first gear plate of each of the gear plate groups One of the torsion plates is in contact with the second gear plate. The foldable electronic device as described in claim 1, wherein the number of the at least one hinge mechanism is two, the two hinge mechanisms are arranged on opposite sides of the two bodies, and the two hinge mechanisms are on the front of the two bodies The projection and the orthographic projection of the flexible screen on the two bodies do not overlap each other. The foldable electronic device according to claim 1, wherein the base has at least two grooves opposite to each other, and the at least two protrusions are respectively located in the at least two grooves, when the two bodies are in the closed state The two support members are located outside the at least two grooves, and when the two bodies are converted to the unfolded state, a part of each support member is located in a corresponding one of the grooves. The foldable electronic device according to claim 1, wherein when the two bodies are in the closed state, a support surface of each support member is inclined to a display surface of a corresponding display area, and when the two bodies are converted When the unfolded state is reached, the support surface of each support member is parallel to the display surface of a corresponding display area. A foldable electronic device comprising: Two bodies; a base; at least one hinge mechanism, wherein the two bodies are rotatably connected to the base through the at least one hinge mechanism; Two supporting parts are respectively arranged in the two bodies, wherein the two supporting parts are connected to the at least one hinge mechanism; At least two connecting rods, wherein the two supporting members are respectively connected to both sides of the base through the at least two connecting rods; and A flexible screen, including two display areas and a bendable display area between the two display areas, wherein the two display areas are respectively set on the two machine bodies, and the bendable display area contacts the two supports , When the two bodies are in a closed state, the bendable display area is clamped between the two supports and bent, and when the two bodies are converted to an unfolded state, the at least two connecting rods are respectively pressed against The two supports make the two supports lean against the base, and the bendable display area is supported by the two supports to spread out flat. The foldable electronic device as described in Claim 9, further comprising: Two torsion springs are respectively arranged on the two supports, and each of the torsion springs is connected to the at least one hinge mechanism and a corresponding support. The foldable electronic device according to claim 10, wherein the at least one hinge mechanism includes: A torque seat is arranged on the base; two rotating members pivotally connected to the torque seat and are interference fit, wherein the two rotating members are engaged with each other; and Two brackets are respectively arranged in the two bodies, wherein each of the brackets is connected to a corresponding one of the rotating parts, each of the supporting parts is pivotally connected to a corresponding one of the brackets, and each of the torsion springs is connected to a corresponding one of the brackets. The foldable electronic device according to claim 11, wherein the torque seat includes two shafts arranged side by side, and each of the rotating parts includes a torque hole and a slit communicating with the torque hole, wherein each of the shafts passes through It is in the corresponding one of the torsion holes and is an interference fit. The foldable electronic device as claimed in claim 9, wherein the at least one hinge mechanism includes: a first rotating shaft; a second rotating shaft arranged parallel to the first rotating shaft; a plurality of gear plate sets, wherein each of the gear plate sets includes a first gear plate and a second gear plate engaged with each other, the first rotating shaft passes through the first gear plate of each of the gear plate sets, And the second rotating shaft passes through the second gear plate of each of the gear plate sets; and A plurality of torsion plates, wherein the first shaft and the second shaft pass through each of the torsion plates, the gear plate groups and the torque plates are arranged alternately, and the first gear plate of each of the gear plate groups One of the torsion plates is in contact with the second gear plate. The foldable electronic device as described in Claim 9, wherein the number of the at least one hinge mechanism is two, the two hinge mechanisms are arranged on opposite sides of the two bodies, and the two hinge mechanisms are on the front of the two bodies The projection and the orthographic projection of the flexible screen on the two bodies do not overlap each other. The foldable electronic device according to claim 9, wherein the base has at least two grooves opposite to each other, when the two bodies are in the closed state, the two support members are located outside the at least two grooves, when the two When the machine body is converted to the unfolded state, a part of each support member is located in a corresponding one of the grooves. The foldable electronic device according to claim 9, wherein when the two bodies are in the closed state, a support surface of each support member is inclined to a display surface of a corresponding display area, and when the two bodies are converted When the unfolded state is reached, the support surface of each support member is parallel to the display surface of a corresponding display area.

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