CN115300319A - Massage chair with shaking function - Google Patents

Abstract

The invention discloses a massage chair with shaking function, which solves the problem that the height of the existing massage chair with shaking function is relatively high, which leads to poor use stability of the massage chair. The structure includes a seat, a deformation driving mechanism and a shaking driving mechanism, wherein the structure of the shaking driving mechanism includes a base, a coupling frame and several movable rods. On a hinged seat, the coupling frame is movably connected with one end of the movable rod through the support body, and the other end of the movable rod is used for driving connection with the eccentric transmission mechanism, and the transmission mechanism is drivingly connected with the driving motor. , one end of the movable rod makes the coupling frame shake up and down accordingly. There are two pairs of the movable rods, one end of the two pairs of movable rods respectively protrudes toward the four corners of the coupling frame, and the two pairs of movable rods are arranged at the same height on the base; the two pairs of movable rods are respectively connected with two sets of transmission mechanisms. .

Description

Massage chair with shaking function

technical field

The invention relates to a massage chair, in particular to a massage chair capable of shaking up and down.

Background technique

The applicant's prior application publication number: CN 216824063 U discloses a massage chair that can shake up and down, including: a base, a seat frame, which is arranged above the base, wherein, A seat body is fixedly connected to the seat frame, a shaking device is fixedly installed on the top of the base, and an angle adjustment device is fixedly connected to the bottom of the seat frame, and the angle adjustment device is fixedly connected to the On the top of the shaking device, by installing the shaking device on the base, in actual work, the drive motor drives the eccentric shaft to rotate through the belt, and then the eccentric shaft drives the corresponding four flipping plates through the connecting plate to shake up and down, thereby The angle adjustment device is driven by the bearing plate to vibrate up and down. Since the seat frame is installed on the angle adjustment device, it will vibrate up and down following the dithering device, thereby controlling the dithering of the seat body

The lower side of this massage chair is provided with a shaking drive device, which causes the massage chair to vibrate up and down through the action of the shake drive device. This shaking device is provided with four overturning plates, the middle positions of these four overturning plates are pivotally connected to the base, and one end of the overturning plate is connected to the eccentric shaft through transmission, so that the other end of the overturning plate can be promoted to produce a seesaw-like The movement of the massage chair drives the overall vibration of the massage chair to improve the comfort of the user on the massage chair. The four turnover plates are staggered in the height direction to form a Z shape, and are simultaneously driven by an eccentric shaft. The height dimension of this shaking device is relatively large, and the working space required during work is relatively large, so that the overall center of gravity of the massage chair is increased, and the stability of the massage chair in normal use is relatively poor.

Contents of the invention

The technical problem to be solved by the present invention is to provide a massage chair with a shaking function, the setting of the driving device on it for realizing the shaking function of the massage chair makes little contribution to the overall height of the massage chair, and the stability of the massage chair in normal use Can guarantee.

In order to solve the technical problem, the technical solution of the present invention: a massage chair with a shaking function, characterized in that it comprises:

The seat includes a seat cushion and a backrest, and a seat for the human body is formed between the seat cushion and the backrest, and a plurality of massage parts are arranged in the seat, and the massage parts act toward the seat position;

The deformation driving mechanism is used to change the position of the seat, including deformation cylinders and frame-type horizontal frames and back frames. The seat cushion is arranged on the horizontal frame, the backrest is arranged on the back frame, and the ends of the horizontal frame and the back frame are close The parts are connected together, and a joint head is provided at their connection point, and a sliding piece is provided at the joint head, and the deformation cylinder acts on the joint head;

The shaking drive mechanism includes a base, a connecting frame and several movable rods, and the deformation cylinder is movably connected to the connecting frame, and a support structure for the sliding support of the slider is formed on the connecting frame, and the two ends of the H-shaped frame are respectively connected to the The horizontal frame and the connecting frame are flexibly connected; there are several hinged seats on the base, and the middle position of a movable rod is hinged on a hinged seat. The other end is used for transmission connection with the eccentric transmission mechanism, and the transmission mechanism is connected with the drive motor. Driven by the transmission mechanism, one end of the movable rod prompts the coupling frame to vibrate up and down accordingly; the movable rods are two pairs, One end of the two pairs of movable rods protrudes toward the four corners of the connecting frame respectively, and the two pairs of movable rods are arranged at the same height on the base; the two pairs of movable rods are respectively connected by transmission with two sets of transmission mechanisms.

The deformation driving mechanism is used to change the position of the massage chair so that the human body has different postures on the massage chair. When the vibration driving mechanism is working, it is used to realize the overall vibration of the massage chair, so as to expand the use function of the massage chair and increase the comfort of the human body. Two sets of transmission mechanisms respectively drive two pairs of movable rods to move, and the two ends of the movable rods reciprocate up and down on both sides of the hinged seat, thereby driving the connecting frame to move up and down, and then causing the massage chair set on the connecting frame to vibrate up and down, thus providing The user brings a comfortable experience.

Further, there are at least two connecting points between the horizontal frame and the back frame, and the connecting heads corresponding to these connecting points are arranged separately, and these connecting heads are connected together by connecting rods, and the piston rod on the deformation cylinder moves connected to the connecting rod. The change of the position of the seat by the deformation cylinder is realized by setting the connecting rod, the structure is simple, and the deformation is conveniently realized.

Further, the coupling head is in the shape of an inverted T, and a U-shaped seat is formed on the upper end of the coupling head, and the horizontal frame and the back frame are connected in the U-shaped seat; On the outer side of the trough, the supporting structure is a trough-shaped body, and the rollers are slidably arranged in the trough-shaped body. The joint head has a simple structure, which facilitates the flexible connection of the corresponding structure, and facilitates the corresponding position change of the seat driven by the deformation cylinder.

Further, the support body on the pair of movable rods is in the shape of a ridge, the open end of the support body is hinged on one end of the movable rod, and the closed end of the support body is used to fit and connect with the coupling frame; the other pair of movable rods The supporting body on the rod is in an inverted L shape, and the supporting body is movably connected with the movable rod through a pair of connecting pieces. The support body in the form of a 冂 is generally connected and fixed with the coupling frame by bolts, and the connection stability between the support body and the coupling frame is good. The inverted L-shaped support body realizes the transmission connection between the coupling frame and the movable rod through the connecting piece, has good flexibility, and can well adapt to the driving of the movable rod to the connecting frame.

Further, the transmission mechanism includes a transmission rod arranged horizontally, and at least two connection seats are arranged on the base, the connection seats are arranged at intervals in the width direction of the base, the transmission rod is bridged on the connection seat, and the two ends of the transmission rod An eccentric structure is formed, and the eccentric structure is transmission-connected with the other end of the movable rod through a pair of connecting pieces. These coupling seats provide stable support for the transmission rod, so that the transmission rod can be stably driven on the coupling seat.

Further, there are two connecting seats, and two connecting ports are correspondingly provided in the two connecting seats, and the two transmission rods in the two sets of transmission mechanisms are bridged in parallel in the connecting ports, and the transmission rods are connected through the transmission rods. structure to achieve linkage. This facilitates the transmission between the two sets of transmission mechanisms, and the structure is compact.

Further, a port is provided between the two joints in the connection seat, and the two joints are connected horizontally through the port. A sound-absorbing structure is provided in the port. The sound-absorbing structure includes a spring, and a sound-absorbing structure is provided at both ends of the spring. block, and the sound-absorbing block exerts force elastically along the radial direction of the transmission rod. The outer wall of the sound-absorbing block acts as a part of the inner wall of the coupling port, and the sound-absorbing block conflicts with the outer peripheral surface of the bearing sleeved on the transmission rod. During the working process of the two transmission rods, since the noise generated by the two sound-absorbing blocks on the two transmission rods cancels each other, the noise can be effectively reduced, so that the working noise is small when the massage chair shakes.

Further, the upper opening of the coupling port is connected with an upper cover for covering the opening on the upper end of the coupling seat. This facilitates the assembly of the transmission rod into the coupling port.

Further, a fixed frame is provided on the base, and the drive motor is connected to one end of the fixed frame, and the other end of the fixed frame is rotatably connected to a reduction wheel, and the drive motor is connected to the large-diameter wheel in the reduction wheel through a transmission belt, and the reduction wheel The small-diameter wheel in the middle is connected with the belt pulley set on the transmission mechanism through a transmission belt. By setting the deceleration wheel, the transmission speed can be effectively reduced, the output torque can be increased, and the force application requirements for the massage chair can be well adapted.

Further, the fixing frame is a plate-shaped body, and the other end of the fixing frame is deformed into a U shape by bending. The fixed frame has a simple structure and can well adapt to transmission requirements.

The beneficial effects of the present invention are: in the shaking device of the massage chair, the two pairs of movable rods are set at the same height, the movement space of the two movable rods will not be superimposed in the direction of height, and the setting of the shaking device will not affect the center of gravity of the massage chair. This brings obvious improvement, so that the overall structure of the massage chair is compact, and the stability of the massage chair during normal use will not bring obvious changes. Two sets of transmission mechanisms are used to respectively realize the transmission of the two pairs of movable rods, which can well adapt to the setting method of the movable rods, facilitate the stable operation of the movable rods, facilitate the stable vibration of the massage chair, and help users relax physically and mentally.

Description of drawings

Figure 1 is an exploded view of the massage chair.

Fig. 2 is a schematic diagram of relative installation positions of corresponding structures in the related driving device.

Fig. 3 is an exploded view of an embodiment of the driving device after the coupling frame is removed.

Fig. 4 is a partially exploded structure diagram of another embodiment of the drive motor and transmission mechanism.

Among the figure, 100, seat; 101, H-shaped frame; 102, deformation cylinder; 103, connecting head; 104, roller; 105, horizontal frame; 106, back frame; Drive motor; 4, fixed frame; 5, supporting body; 6, connecting piece; 7, pulley; 8, hinged seat; 9, base; 91, bottom plate; 10, movable rod; 11, transmission belt; 12, transmission rod; 13, deceleration wheel; 14, transmission gear; 15, connection seat; 151, connection port; 152, upper cover body; 16, synchronous wheel; 17, synchronous belt.

Detailed ways

Referring to Fig. 1, the structure of the massage chair includes a seat 100, a deformation driving mechanism and a vibration driving mechanism. The seat 100 has a seat for a human body to sit on, and the seat 100 includes a seat cushion and a backrest. The deformation driving mechanism is used to change the shape of the seat 100 , that is, to change the spatial position of the seat 100 so that the human body can be in a sitting position, a reclining position or a fully lying position. The massage chair is arranged on the vibration driving mechanism, and the vibration driving mechanism generates eccentric power to make the massage chair vibrate up and down during operation, so as to increase the function of the massage chair on the human body and promote the effect of the massage chair on the human body.

The seat 100 is provided with some massaging parts in the seat cushion and the backrest. The massaging parts, under the belt of the power mechanism, will press, rub or beat the human body on the seat to realize the massage of the human body. The seat 100 also includes a frame-type cross frame 105 and a back frame 106, the seat cushion is arranged on the cross frame 105, the backrest is arranged on the back frame 106, and the adjacent ends of the cross frame 105 and the back frame 106 are connected together . At the connection point where the horizontal frame 105 and the back frame 106 are connected, a coupling head 103 is arranged. The shape of the coupling head 103 in FIG. The lower end of 103 has a short bar, is fixed on the short bar by two connecting pieces welding and forms U-shaped seat. Between the horizontal frame 105 and the back frame 106, the movable connection is realized through two separately arranged connection points, so that corresponding to the two joints 103, the connected end of the horizontal frame 105 and the back frame 106 is connected to the U-shaped seat. between two connecting pieces. Two coupling heads 103 are welded and fixed at the two ends of a coupling rod, and the outer end of the piston rod in the deformation cylinder 102 is movably connected at the middle position of the coupling rod. A groove-shaped body 21 is arranged on the coupling frame, and a roller 104 is arranged on the outer surface of the short rod of the coupling head 103 , and the roller 104 is arranged in the groove-shaped body 21 with a gap. The roller 104 can also be replaced by a slider structure, that is, the coupling head 103 itself can slide. Correspondingly, a slide rail structure is formed on the coupling frame, and the coupling head 103 can slide on the coupling frame.

The horizontal frame 105 and the connecting frame are flexibly connected by the H-shaped frame 101, and the two ends of the H-shaped frame 101 are respectively hinged with the horizontal frame 105 and the connecting frame, and the H-shaped frame 101 is inclined between the horizontal frame 105 and the connecting frame. set up. When the seat 100 needs to be packed up, the seat 100 is made to provide a sitting posture for the human body, and the piston rod in the deformation cylinder 102 stretches out. Put it down, the seat cushion is approximately horizontal, and the upper end of the backrest rises; when the seat 100 is laid down, the seat 100 is provided with a lying posture for the human body, the piston rod in the deformation cylinder 102 is retracted, and the roller 104 rolls toward the inside in the groove body 21, The upper end of the H-shaped frame 101 is lifted, the front end of the seat cushion is lifted, and the upper end of the backrest is lowered. When the shaking drive mechanism is working, it is usually required that the seat 100 needs to be laid down, and the human body is in a lying position to accept the shaking of the seat 100 .

The structure of this driving mechanism comprises a base 9 and several movable rods 10 . As shown in the figure, the base 9 is a frame structure for shelving on the ground and providing support for the massage chair as a whole. A bottom plate 91 is also welded and fixed on the frame-like base 9 for installation and fixing of some transmission components. The movable rod 10 is used to receive the driving force to generate a see-saw action, and the massage chair can shake up and down through the coupling frame 2 .

Corresponding to the number of movable rods 10 on the base 9, an equal number of hinged seats 8 are provided, and the middle position of a movable rod 10 is movably hinged on one hinged seat 8. The coupling frame 2 is movably connected with one end of the movable rod 10 through the supporting body 5, and the other end of the movable rod 10 is used for transmission connection with the eccentric transmission mechanism, and the transmission mechanism is connected with the drive motor 3, and the drive motor 3 is fixedly arranged on the base 9 on. The driving motor 3 provides power for the transmission mechanism. Driven by the transmission mechanism, the movable rod 10 swings around its hinge point, and the two ends of the movable rod 10 move up and down.

Show among Fig. 1,2,3, described movable rod 10 is four, and these four movable rods 10 are divided into two pairs, and two pairs of movable rods 10 are arranged in " one " word on base 9 lengthwise, and make two One end of the movable rod 10 protrudes toward the four corners of the coupling frame 2 respectively, and the four ends of the movable rod 10 are movably connected with the four corners of the coupling frame 2 through a supporting body 5 respectively. As shown in the figure, two pairs of movable rods 10 are arranged at the same height on the base 9, and the two pairs of movable rods 10 are connected with two transmission mechanisms respectively.

The structure of the transmission mechanism includes a transmission rod 12 arranged horizontally, and at least two coupling seats 15 are arranged on the base 9. As shown in the figure, there are only two coupling seats 15, and these two coupling seats 15 are arranged in the width direction of the base 9. The upper part is arranged at intervals, and the transmission rod 12 is bridged on the two coupling seats 15 . Both ends of the transmission rod 12 are formed with eccentric structures, and the eccentric structure is offset from the axis position of the transmission rod 12 . The eccentric structure is connected to the other end of the movable rod 10 through a pair of coupling pieces 6. When the transmission rod 12 rotates, it will drive the movable rod 10 to perform the above-mentioned movement through the connecting pieces 6. The two sets of transmission mechanisms include two transmission rods 12, and a transmission gear 14 is respectively socketed and fixed at the corresponding positions on the two transmission rods 12, and the two transmission gears 14 are meshed together to realize the linkage between the two transmission rods 12. . Another embodiment is shown in Fig. 4, that is, a synchronous wheel 16 is respectively arranged on two transmission rods 12 arranged side by side, and several axially arranged gear teeth are evenly distributed on the outer peripheral surfaces of the two synchronous wheels 16, and the two synchronous The wheel 16 realizes transmission connection through a synchronous belt 17 .

Shown in the figure, the supporting body 5 that is positioned at the pair of movable rods 10 on the right side is X-shaped, and the open end of this supporting body 5 is hinged on an end portion of movable rod 10, and the closed end of this supporting body 5 is used for connecting with Frame 2 fits and connects and fixes. The supporting body 5 on the other pair of movable rods 10 on the left is in an inverted L shape, and the supporting body 5 is movably connected with the movable rod 10 through a pair of connecting pieces 6 .

Two coupling ports 151 are correspondingly provided in the two coupling seats 15 , and the two transmission rods 12 in the two sets of transmission mechanisms are bridged in parallel in the two pairs of coupling ports 151 . A bearing is sleeved on the transmission rod 12 , the upper part of the coupling port 151 is open, and the bearing is inserted into the coupling port 151 from the opening. In order to realize the limitation to the bearing, an upper cover body 152 for covering the opening is connected to the upper end of the coupling seat 15. The upper cover body 152 is a single piece, and the upper cover body 152 covers and connects a joint seat 15 at the same time. Inside the two connecting ports 151. A port is provided in the connection seat 15, and the two connection ports 151 communicate through the port. A sound-absorbing structure is provided in the port, and the sound-absorbing structure includes a cylindrical spring. The two ends of the spring are respectively provided with sound-absorbing blocks. The outer peripheral surface is adapted, and the sound-absorbing block elastically abuts against the outer peripheral surface of the bearing in the radial direction of the bearing under the action of the spring force. Under normal circumstances, the sound-absorbing block is a transitional fit in the port, and the noise generated by the two transmission rods during the working process can be offset through the conduction of the two sound-absorbing blocks, thereby effectively reducing the noise generated by the transmission rod in the working process .

A deceleration structure is also provided between the driving motor 3 and the transmission mechanism to realize the deceleration of power transmission. Shown in the figure, described deceleration structure is deceleration wheel 13, and deceleration wheel 13 is made of the large-diameter wheel and the small-diameter wheel that are coaxially arranged together, and the diameter of large-diameter wheel will be greater than the diameter of small-diameter wheel. The base 9 is provided with a fixed frame 4, the fixed frame 4 is a plate-shaped body, the drive motor 3 is connected to one end of the fixed frame 4, the other end of the fixed frame 4 is deformed into a U shape by bending, and the speed reduction wheel 13 is bridged on the fixed frame. on the other end of rack 4. Drive motor 3 is connected with the large-diameter wheel transmission in the reduction wheel 13 by transmission belt 11, and the small-diameter wheel in the reduction wheel 13 is connected with the belt pulley 7 transmission that is established on the transmission shaft by transmission belt 11. A buffer pad is arranged between the fixed frame 4 and the base plate 91, and the buffer pad is made of rubber or soft plastic to absorb shocks for the fixed frame 4.

Claims (10)

1. A massage chair with shaking function, characterized in that, comprising: The seat includes a seat cushion and a backrest, and a seat for the human body is formed between the seat cushion and the backrest, and a plurality of massage parts are arranged in the seat, and the massage parts act toward the seat position; The deformation driving mechanism is used to change the position of the seat, including deformation cylinders and frame-type horizontal frames and back frames. The seat cushion is arranged on the horizontal frame, the backrest is arranged on the back frame, and the ends of the horizontal frame and the back frame are close The parts are connected together, and a joint head is provided at their connection point, and a sliding piece is provided at the joint head, and the deformation cylinder acts on the joint head; The shaking drive mechanism includes a base, a connecting frame and several movable rods, and the deformation cylinder is movably connected to the connecting frame, and a support structure for the sliding support of the slider is formed on the connecting frame, and the two ends of the H-shaped frame are respectively connected to the The horizontal frame and the connecting frame are flexibly connected; there are several hinged seats on the base, and the middle position of a movable rod is hinged on a hinged seat. The other end is used for transmission connection with the eccentric transmission mechanism, and the transmission mechanism is connected with the drive motor. Driven by the transmission mechanism, one end of the movable rod prompts the coupling frame to vibrate up and down accordingly; the movable rods are two pairs, One end of the two pairs of movable rods protrudes toward the four corners of the connecting frame respectively, and the two pairs of movable rods are arranged at the same height on the base; the two pairs of movable rods are respectively connected by transmission with two sets of transmission mechanisms. 2. The massage chair according to claim 1, characterized in that there are at least two connection points between the horizontal frame and the back frame, and the connection heads corresponding to these connection points are arranged separately, and these connection heads pass through The connecting rods are connected together, and the piston rod on the deformation cylinder is movably connected on the connecting rods. 3. The massage chair according to claim 1, wherein the connecting head is in an inverted T shape, a U-shaped seat is formed on the upper end of the connecting head, and the horizontal frame and the back frame are connected in the U-shaped seat; The sliding part is a roller, which is rotatably arranged on the outer surface of the coupling head, and the supporting structure is a trough-shaped body, and the roller is slidably arranged in the trough-shaped body. 4. The massage chair according to claim 1, characterized in that, the support bodies on the pair of movable rods are in the shape of a square, the open ends of the support bodies are hinged on one end of the movable rods, and the closed ends of the support bodies are used The support body on the other pair of movable rods is in an inverted L shape, and the support body is movably connected with the movable rods through a pair of connecting pieces. 5. The massage chair according to any one of claims 1 to 4, characterized in that, the transmission mechanism includes a transmission rod arranged horizontally, and at least two coupling seats are arranged on the base, and the coupling seats are arranged in the width direction of the base. The transmission rods are arranged at intervals, and the transmission rods are bridged on the connection seat. The two ends of the transmission rods are formed with eccentric structures, and the eccentric structures are connected to the other end of the movable rods through a pair of connecting pieces. 6. The massage chair according to claim 5, characterized in that, there are two coupling seats, and two coupling ports are correspondingly provided in the two coupling seats, and the two transmission rods in the two sets of transmission mechanisms are arranged side by side. The bridge is connected in the connection port, and the two transmission rods are connected through the transmission structure to realize linkage. 7. The massage chair according to claim 6, characterized in that, a port is provided between the two joint ports in the joint seat, and the two joint ports communicate horizontally through the port, and a sound-absorbing structure is provided in the port, The sound-absorbing structure includes a spring, and two ends of the spring are provided with a sound-absorbing block respectively, and the sound-absorbing block exerts force elastically along the radial direction of the transmission rod. 8. The massage chair according to claim 6, characterized in that, the upper opening of the coupling port is connected with an upper cover for covering the opening on the upper end of the coupling seat. 9. The massage chair according to any one of claims 1 to 4, characterized in that a fixed frame is provided on the base, the driving motor is connected to one end of the fixed frame, and the other end of the fixed frame is rotatably connected to a speed reduction wheel, The driving motor is connected with the large-diameter wheel in the reduction wheel through the transmission belt, and the small-diameter wheel in the reduction wheel is connected with the belt wheel provided on the transmission mechanism through the transmission belt. 10. The massage chair according to claim 9, wherein the fixing frame is a plate-shaped body, and the other end of the fixing frame is deformed into a U shape by bending.

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