Percussion massage system for automobile seat

Abstract

The invention relates to the field of massage systems, in particular to a tapping massage system for an automobile seat, which comprises a seat body, a tapping assembly and a plurality of air bags, a plurality of mounting holes are formed in the surface of the seat body at intervals, the tapping assembly comprises a tapping plate, an eccentric shaft and a rotating wheel, and the rotating wheel is rotatably connected to the inner wall of the seat body. An eccentric groove allowing the end of the eccentric shaft to be embedded is formed in the wheel face of the rotating wheel, the end, protruding out of the rotating wheel, of the eccentric shaft is coaxially connected to the plate face of the tapping plate, and the air inlet end of the air bag penetrates through the mounting hole and is connected to the surface, deviating from the eccentric shaft, of the tapping plate. The rotating wheel drives the air inlet end of the air bag to reciprocate on the inner wall of the mounting hole. Through the arrangement of the tapping plate, the eccentric shaft and the rotating wheel, the air inlet end of the air bag is pushed to slide on the inner wall of the mounting hole in a reciprocating mode, the effect of tapping massage on a user is achieved, the air bag does not need to be inflated and deflated, the tapping strength on the user is guaranteed, the massage efficiency is improved, and therefore the use experience feeling of the user on the product is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of massage systems, in particular to a tapping massage system for a car seat. BACKGROUND

[0002] The massage system for a car seat generally comprises a massage air bag, a foaming assembly and a control system assembly. The control system assembly controls the inflation and deflation of the massage air bag to simulate kneading and pressing actions, thereby realizing the massage action on the user.

[0003] The tapping massage system in the prior art relies on a transmission electromagnetic valve to inflate and deflate the air bag to achieve the tapping effect. However, the air bag takes a long time to inflate and deflate, the tapping force on the user is low, the massage efficiency is reduced, and the user needs to spend a longer time to achieve the expected effect, thereby reducing the user's experience of using the product. SUMMARY

[0004] In order to improve the problem of the tapping force on the user, the present application provides a tapping massage system for a car seat.

[0005] The tapping massage system for a car seat provided by the present application adopts the following technical solution: A tapping massage system for a car seat, comprising a seat body, a tapping assembly and a plurality of air bags. A plurality of mounting holes for embedding the air bag gas inlet end are arranged on the surface of the seat body at intervals. The mounting holes are all in communication with the inner cavity of the seat body. The tapping assembly comprises a tapping plate, an eccentric shaft and a rotating wheel. The rotating wheel is rotationally connected to the inner wall of the seat body. The rotating wheel surface is provided with an eccentric groove for embedding the end of the eccentric shaft. The end of the eccentric shaft protruding from the rotating wheel is coaxially connected to the surface of the tapping plate. The air bag gas inlet end is embedded in the mounting hole and connected to the surface of the tapping plate away from the eccentric shaft. When the rotating wheel rotates to drive the eccentric shaft to rotate, the rotating wheel drives the air bag gas inlet end to reciprocally slide in the inner wall of the mounting hole.

[0006] By adopting the above technical solution, the force application end of the air bag protrudes from the surface of the seat body to tap the user. When the user selects tapping massage, one end of the eccentric shaft is embedded in the eccentric groove, and the other end of the eccentric shaft is coaxially connected to the surface of the tapping plate. When the rotating wheel rotates on the inner wall of the seat body, the rotating wheel drives the tapping plate to rotate through the eccentric shaft, thereby pushing the air bag gas inlet end to reciprocally slide in the inner wall of the mounting hole. The tapping massage effect on the user is realized without inflating and deflating the air bag. The tapping force on the user is ensured, the massage efficiency is improved, and the user's experience of using the product is improved.

[0007] Optionally, the inclination height of the eccentric groove axis increases with the distance to the rotating wheel axis decreasing.

[0008] By adopting the above technical scheme, the inclination height of the eccentric groove axis increases as the distance to the rotating wheel axis decreases, one end of the eccentric shaft is coaxially connected to the surface of the percussion plate, the other end of the eccentric shaft is embedded in the eccentric groove, the rotating wheel drives the percussion plate to rotate through the eccentric shaft, and the air bag inlet end reciprocatingly slides in the inner wall of the mounting hole, thereby achieving percussion massage on the user, and the structure is simple, the installation is convenient, the additional component requirement is reduced, and the manufacturing cost of the percussion massage system is reduced.

[0009] Optionally, a plurality of positioning holes for embedding the air bag inlet end are arranged on the surface of the percussion plate at intervals, and when the air bag inlet end is embedded in the positioning hole, the axis of the positioning hole and the central axis of the air bag coincide.

[0010] By adopting the above technical scheme, when the air bag inlet end is embedded in the positioning hole, the axis of the positioning hole and the central axis of the air bag coincide, so that when the eccentric shaft drives the percussion plate to rotate, the air bag can be percussed along the axis of the positioning hole, thereby achieving precise percussion massage on the user and improving the quality of the percussion massage.

[0011] Optionally, the percussion assembly further comprises a rotating rod, an actuator and a gas controller, the actuator is connected to the inner wall of the seat body, one end of the rotating rod is connected to the driving end of the actuator, the other end of the rotating rod is coaxially connected to the end surface of the rotating wheel away from the eccentric shaft, the gas controller is connected to the inner wall of the seat body, the gas controller is electrically connected to the actuator, and the gas controller can control the opening and closing and the rotation speed of the actuator.

[0012] By adopting the above technical scheme, one end of the rotating rod is connected to the driving end of the actuator, and the other end of the rotating rod is coaxially connected to the end surface of the rotating wheel away from the eccentric shaft, the actuator drives the rotating wheel to rotate through the rotating rod, and the gas controller controls the opening and closing and the rotation speed of the actuator, thereby achieving adjustable control of the percussion massage force and frequency, being suitable for different comfortable populations and different scene requirements, and improving the universality of the percussion massage system.

[0013] Optionally, a gas supply assembly is further included, the gas supply assembly comprises a gas pump, a plurality of gas control valves and a plurality of air pipes, the gas pump is connected to the inner wall of the seat body, one end of each air pipe is correspondingly arranged in the positioning hole and connected to the air bag inlet end, the other end of each air pipe is correspondingly connected to the gas outlet end of each gas control valve, the gas inlet end of each gas control valve is connected to the gas pump, and the gas control valve can control the inflation and deflation of the air pipe.

[0014] By adopting the technical scheme, the air bag air inlet end, the air pipe, the gas control valve and the air pump are sequentially communicated, the gas control valve can control the air charging and discharging of the air bag, when the actuator stops running, the air charging and discharging of the air bag through the gas control valve can realize the ordinary massage mode, and the air charging of the air bag through the gas control valve can realize the adjustment of the different heights of the air bag and the adjustable massage intensity, thereby further improving the versatility of the percussion massage system.

[0015] Optionally, the air bag comprises a plurality of air charging layers, the plurality of air charging layers are sequentially communicated, a convex block is connected to the top surface of the air charging layer protruding from the seat body, and a gas port is arranged on the surface of the air charging layer connected to the inner wall of the positioning hole, and the gas port communicates the air charging layer inner cavity and the air pipe inner cavity.

[0016] By adopting the technical scheme, the plurality of air charging layers are sequentially communicated, the air in the air pipe charges and discharges the air charging layer inner cavity through the gas port, the different heights of the air bag are adjusted, the massage intensity is further accurately controlled, the convex block is connected to the top surface of the air charging layer, the percussion point is accurately transmitted, and the quality of the percussion massage on the user is further improved.

[0017] Optionally, the gas controller is electrically connected with the gas control valve.

[0018] By adopting the technical scheme, the gas controller is electrically connected with the gas control valve, the gas controller controls the air charging and discharging of the air bag through the gas control valve, the ordinary massage function is realized, when the gas controller controls the rotation of the actuator, the percussion massage function is realized, the pneumatic and mechanical combination mode is adopted, the operation is stable, the pneumatic noise and the mechanical noise are extremely low, the strong massage effect is realized, the flexibility of the pneumatic massage and the intensity of the mechanical massage are combined, the advantages are complementary, and the massage effect of the percussion massage system is improved.

[0019] Optionally, a plurality of ventilation holes are arranged on the surface of the seat body.

[0020] By adopting the technical scheme, the plurality of ventilation holes are distributed on the surface of the seat body, the air flow of the air bag through the ventilation holes makes the air bag more fit the human body curve, and the massage efficiency on the user is improved.

[0021] Optionally, the percussion assembly comprises a fixed plate, a plurality of elastic members and a plurality of slide rods, the fixed plate is fixed to the inner wall of the seat body, a plurality of slide channels for the slide rods to slide are arranged on the surface of the fixed plate at intervals, the plurality of slide channels are evenly distributed around the axis of the fixed plate, the sliding direction of the slide rods is parallel to the axis of the fixed plate, one end of the elastic force direction of the elastic member is connected to the inner wall of the slide channel, the other end of the elastic force direction of the elastic member is connected to the rod surface of the slide rod, the elastic member has an elastic force to drive the slide rod to slide towards the direction close to the slide channel, and the rod surface of the slide rod tends to be flush with the plate surface of the fixed plate, a plurality of fixed holes for the air bag inlet end to be embedded are arranged on the plate surface of the fixed plate at intervals, the fixed holes are one-to-one corresponding and communicating with the slide channels, the surface of the slide rod towards the mounting hole is provided with a mounting groove for the air bag inlet end to be fixed, and the mounting groove penetrates through both sides of the slide rod.

[0022] By adopting the above technical scheme, when the slide rod reciprocally slides in the inner wall of the slide channel, the air bag inlet end is arranged in the mounting hole and the fixed hole and connected to the inner wall of the mounting groove, the slide rod drives the air bag inlet end to reciprocally slide in the inner wall of the mounting hole, and the percussion massage function is realized without the need of inflating and deflating the air bag, thereby further improving the intensity of the percussion massage.

[0023] Optionally, the percussion assembly further comprises a power motor, a transmission rod, an avoidance rod, a power rod and a plurality of starting blocks, the power motor is connected to the inner wall of the seat body, the end of the power motor is coaxially connected to the end of the transmission rod, the plate surface of the fixed plate is provided with a rotating hole for the transmission rod to rotate, the axis of the rotating hole coincides with the axis of the fixed plate, the end of the avoidance rod is connected to the end of the transmission rod protruding from the fixed plate, the axis of the avoidance rod is perpendicular to the axis of the transmission rod, the end of the power rod is connected to the end of the avoidance rod away from the transmission rod, the axis of the power rod is parallel to the axis of the transmission rod, the plate surface of the fixed plate is provided with an arc-shaped sliding groove for the end of the power rod to slide, the arc-shaped sliding groove communicates with the plurality of slide channels, the starting block is one-to-one corresponding to the slide rod and connected to the surface of the slide rod towards the arc-shaped sliding groove, the end of the starting block is embedded in the arc-shaped sliding groove, and the end surface of the power rod can abut against the end surface of the starting block and drive the starting block to slide towards the direction close to the slide channel. By adopting the above technical scheme, when the percussion massage is started, the power motor drives the transmission rod to rotate, the transmission rod drives the power rod to slide in the inner wall of the arc-shaped sliding groove through the avoidance rod, when the end of the power rod is towards one of the slide channels, the end of the power rod abuts against the end surface of the starting block and guides the starting block to slide in the inner wall of the arc-shaped sliding groove towards the direction close to the slide channel, drives the slide rod to slide in the inner wall of the slide channel towards the direction away from the fixed rod, the end of the slide rod protrudes from the plate surface of the fixed plate, and the slide rod drives the air bag to slide in the inner wall of the mounting hole, thereby realizing the percussion massage function on the user.

[0024] In summary, the present application has at least one of the following beneficial technical effects: 1. The arrangement of the percussion plate, eccentric shaft and rotating wheel pushes the air bag gas inlet end to reciprocate in the inner wall of the mounting hole, realizes the percussion massage effect on the user, does not need to charge and discharge the air bag, guarantees the percussion intensity on the user, improves the massage efficiency, and thus improves the user's use experience of the product; 2. The arrangement of the positioning hole enables the air bag to be percussed along the positioning hole axis, realizes the accurate percussion massage on the user, and thus improves the quality of the percussion massage; 3. The arrangement of the rotating rod, actuator and gas controller realizes the adjustable control of the percussion massage intensity and frequency, is suitable for different comfortable people and different scene requirements, and thus improves the universality of the percussion massage system. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is the overall structure schematic diagram in embodiment 1 of the present application.

[0026] Figure 2 is the exploded view in embodiment 1 of the present application.

[0027] Figure 3 is the overall structure schematic diagram of the percussion assembly and the air bag in embodiment 1 of the present application.

[0028] Figure 4 is the exploded view of the rotating wheel and the rotating rod in embodiment 1 of the present application, mainly showing the eccentric groove.

[0029] Figure 5 is the partial sectional view in embodiment 2 of the present application, mainly showing the percussion assembly.

[0030] The reference signs are explained as follows: 1, seat body; 11, leaning part; 111, fixed cavity; 112, ventilation hole; 113, mounting hole; 12, fixed part; 13, back spring; 14, elastic part; 2, gas supply assembly; 21, gas pipe; 3, percussion assembly; 31, percussion plate; 311, positioning hole; 32, eccentric shaft; 33, rotating wheel; 331, eccentric groove; 34, rotating rod; 35, actuator; 36, gas controller; 37, fixed plate; 371, slide; 372, fixed hole; 373, rotating hole; 374, arc-shaped slide groove; 38, power motor; 39, transmission rod; 310, avoiding rod; 312, power rod; 313, starting block; 3131, guide surface; 314, elastic piece; 315, slide rod; 3151, mounting groove; 4, air bag; 41, inflation layer; 5, protruding block. DETAILED DESCRIPTION

[0031] The following will be explained in detail in combination with the Figures 1-5 The present application is further explained in detail.

[0032] The embodiment of the present application discloses a percussion massage system for a car seat.

[0033] Embodiment 1 With reference to Figure 1 And Figure 2 , the automobile seat percussion massage system comprises a seat body 1, a gas supply assembly 2, a percussion assembly 3 and a plurality of air bags 4, the seat body 1 comprises a leaning part 11, a fixed part 12, a back spring 13 and an elastic part 14, one end of the leaning part 11 is used for the user to lean on, the other end of the leaning part 11 is clamped and fixed on the end face of the fixed part 12, a fixed cavity 111 for installing the percussion assembly 3 and the gas supply assembly 2 is left between the leaning part 11 and the fixed part 12, the back spring 13 and the elastic part 14 are fixed on the inner wall of the fixed cavity 111, the back spring 13 is located on the side of the elastic part 14 away from the leaning part 11, a plurality of ventilation holes 112 are spaced apart on the surface of the leaning part 11 and the surface of the elastic part 14, the ventilation holes 112 on the leaning part 11 correspond to and communicate with the ventilation holes 112 on the elastic part 14, and the ventilation holes 112 all communicate with the fixed cavity 111.

[0034] With reference to Figure 1 And Figure 2 , the air bag 4 in the embodiment of the application is integrally formed by a blow molding process, the air bag 4 comprises a plurality of inflation layers 41, the plurality of inflation layers 41 are sequentially communicated, the end of the inflation layer 41 located at one end of the length direction of the air bag 4 is integrally formed with a protrusion 5, the protrusion 5 can percussion the back of the user to realize massage, the surface of the inflation layer 41 located at the other end of the length direction of the air bag 4 is provided with a gas port, and the gas port communicates with the inner cavity of the inflation layer 41.

[0035] With reference to Figure 1 And Figure 2 , a plurality of installation holes 113 into which the ends of the inflation layers 41 with gas ports are embedded are spaced apart on the surface of the leaning part 11, and the plurality of installation holes 113 all communicate with the fixed cavity 111; the percussion assembly 3 is used for driving the ends of the inflation layers 41 with gas ports to reciprocally slide on the inner wall of the installation hole 113, driving the protrusion 5 to percussion and massage the back of the user, thereby improving the efficiency of the percussion massage.

[0036] With reference to Figure 2 And Figure 3 , the percussion assembly 3 comprises a percussion plate 31, an eccentric shaft 32, a rotating wheel 33, a rotating rod 34, an actuator 35 and a gas controller 36, the actuator 35 is fixed on the surface of the back spring 13 facing the fixed part 12 through bolts, one end of the rotating rod 34 is embedded in the driving end of the actuator 35, the other end of the rotating rod 34 is coaxially fixed on the wheel surface of the rotating wheel 33, and the end face of the rotating wheel 33 away from the rotating rod 34 abuts against the surface of the back spring 13.

[0037] With reference to Figure 3 And Figure 4, the surface of the rotating wheel 33 towards the back spring 13 is provided with an eccentric slot 331 for embedding the end of the eccentric shaft 32, the inclination of the axis of the eccentric slot 331 increases with the distance to the axis of the rotating wheel 33, the angle between the axis of the eccentric slot 331 and the axis of the rotating wheel 33 is between 10° and 15°, and in the embodiment of the application, the angle is 12°, the end of the eccentric shaft 32 protruding from the rotating wheel 33 penetrates the back spring 13 and the elastic part 14 and is coaxially fixed to the surface of the percussion plate 31, and the surface of the percussion plate 31 towards the mounting hole 113 is provided with a plurality of positioning holes 311 for embedding the end of the air-filled layer 41 with a gas port, and the end of the air-filled layer 41 with a gas port penetrates the mounting hole 113 and is fixed to the surface of the percussion plate 31, thereby realizing the fixation between the air bag 4 and the percussion plate 31.

[0038] With reference to Figure 2 and Figure 3 , the gas controller 36 is fixed to the surface of the back spring 13 towards the fixed part 12 by bolts, the gas controller 36 is electrically connected with the actuator 35, and the gas controller 36 can control the opening and closing and the rotating speed of the actuator 35; when the gas controller 36 drives the actuator 35 to operate, the actuator 35 drives the rotating rod 34 to rotate, the rotating rod 34 drives the rotating wheel 33 to rotate, the inner wall of the eccentric slot 331 abuts against the surface of the eccentric shaft 32 and drives the eccentric shaft 32 to rotate, the eccentric shaft 32 drives the percussion plate 31 to rotate, and the end of the air-filled layer 41 is reciprocally slid in the inner wall of the mounting hole 113, the axis of the positioning hole 311 and the central axis of the air-filled layer 41 coincide, so that the protruding block 5 strikes along the axis of the positioning hole 311, thereby realizing the precise percussion massage on the user, improving the quality of the percussion massage, and realizing the percussion massage without inflating and deflating the inner cavity of the air-filled layer 41, ensuring the percussion intensity on the user and improving the massage efficiency, thereby improving the user's experience of using the product.

[0039] With reference to Figure 2 and Figure 3 , the gas controller 36 can also control the rotating speed of the actuator 35, thereby realizing the adjustable percussion massage intensity and frequency, adapting to different comfortable crowds and different scene requirements, and improving the universality of the percussion massage system.

[0040] With reference to Figure 2 and Figure 3, the air supply assembly 2 can control the inflation and deflation of the air bag 4 to realize ordinary massage; the air supply assembly 2 includes a circuit board, an air pump, a plurality of gas control valves and a plurality of air pipes 21, the air pump is fixed on the inner wall of the fixed cavity 111 by bolts, the electromagnetic control structure is adopted in the gas control valve in the embodiment of the application, the air inlet end of the gas control valve is installed on the air pump, the air outlet end of the gas control valve corresponds to and is connected with the air pipe 21, the end of the air pipe 21 away from the gas control valve is correspondingly provided with the positioning hole 311 and is welded in the air port, the gas control valve can control the inflation and deflation of the air pipe 21, the signal interface chip, the power chip, the sensor chip, the MJC chip and the driving chip are equipped on the circuit board to realize electrical logic control, and the massage quality of the percussion massage system is further improved.

[0041] With reference to Figure 2 and Figure 3 , the gas control valve can control the inflation and deflation of the air layer 41, when the actuator 35 stops running, the ordinary massage mode is realized by the inflation and deflation control of the air layer 41 through the gas control valve, and the adjustment of the different heights of the air bag 4 is realized by the inflation action of the gas control valve, the adjustable massage intensity is completed, and the universality of the percussion massage system is further improved.

[0042] With reference to Figure 2 and Figure 3 , the gas controller 36 is electrically connected with the gas control valve, the gas controller 36 controls the inflation and deflation of the air bag 4 through the gas control valve to realize the ordinary massage function; when the gas controller 36 controls the rotation of the actuator 35, the percussion massage function is realized, the combination of pneumatic and mechanical modes runs stably, the pneumatic noise and mechanical noise are extremely low, the massage effect with large intensity is realized, the flexibility of pneumatic massage and the intensity of mechanical massage are both possessed, the advantages are complementary, and thus the massage effect of the percussion massage system is improved.

[0043] The implementation principle of the percussion massage system for the automobile seat in the embodiment 1 is as follows: when the percussion massage function is pneumatic, the gas controller 36 drives the actuator 35 to run, the actuator 35 drives the rotary rod 34 to rotate, the rotary rod 34 drives the rotating wheel 33 to rotate, the inner wall of the eccentric groove 331 abuts against the surface of the eccentric shaft 32 and drives the eccentric shaft 32 to rotate, the eccentric shaft 32 drives the percussion plate 31 to rotate, the end of the air layer 41 reciprocally slides in the inner wall of the mounting hole 113 under the drive of the percussion plate 31, the axis of the positioning hole 311 and the central axis of the air layer 41 coincide, the protrusion 5 performs percussion along the axis of the positioning hole 311, the user is precisely percussed to realize the percussion massage, the quality of the percussion massage is improved, the inflation and deflation of the inner cavity of the air layer 41 is not needed to realize the percussion massage, the percussion intensity for the user is guaranteed, the massage efficiency is improved, and thus the user experience of the product is improved.

[0044] Embodiment 2 With reference toFigure 1 and Figure 5 Example 2 differs from example 1 in that the percussion assembly 3 comprises a fixed plate 37, a power motor 38, a transmission rod 39, an avoidance rod 310, a power rod 312, a plurality of starting blocks 313, a plurality of elastic members 314 and a plurality of slide rods 315, the end surface of the fixed plate 37 is fixed to the surface of the back spring 13 facing the elastic part 14, the surface of the fixed plate 37 facing the back spring 13 is spaced apart to be provided with a plurality of slide channels 371 for the slide rods 315 to slide, the plurality of slide channels 371 are uniformly distributed around the axis of the fixed plate 37, and the sliding direction of the slide rods 315 and the axis of the fixed plate 37 are parallel to each other, the elastic member 314 can be a compression spring or a tension spring, in the embodiment of the application, the elastic member 314 is a compression spring, which has a certain deformation capacity, one end of the elastic member 314 in the elastic force direction is connected to the inner wall of the slide channel 371, the other end of the elastic member 314 in the elastic force direction is connected to the rod surface of the slide rod 315, the elastic member 314 is located on the side of the slide rod 315 close to the back spring 13, the elastic member 314 has an elastic force to drive the slide rod 315 to slide in the direction close to the slide channel 371, and the rod surface of the slide rod 315 tends to be flush with the plate surface of the fixed plate 37.

[0045] Referring to Figure 1 and Figure 5 The surface of the fixed plate 37 facing the elastic part 14 is spaced apart to be provided with a plurality of fixed holes 372 for the end part of the air-filled layer 41 with air ports to be embedded, the end part of the air-filled layer 41 with air ports is sequentially provided through the mounting hole 113 and the elastic part 14 and embedded in the fixed hole 372, the fixed hole 372 corresponds to and communicates with the slide channel 371 one by one, the surface of the slide rod 315 facing the fixed hole 372 is provided with a mounting groove 3151 for the end part of the air-filled layer 41 with air ports to be fixed, the mounting groove 3151 penetrates through both sides of the slide rod 315, realizing the fixation of the air bag 4 and the slide rod 315, when the slide rod 315 slides in the inner wall of the slide channel 371, the air bag 4 is driven to reciprocally slide in the mounting hole 113, realizing the percussion massage function.

[0046] Referring to Figure 1 and Figure 5The power motor 38 is fixed on the surface of the back spring 13 facing the leaning part 11 by bolts, the power motor 38 is coaxially fixed on the end of the transmission rod 39 through the back spring 13, the rotating hole 373 for the transmission rod 39 to rotate is arranged on the surface of the fixed plate 37, the axis of the rotating hole 373 coincides with the axis of the fixed plate 37, the end of the avoiding rod 310 is fixed on the end of the transmission rod 39 protruding from the fixed plate 37, the axis of the avoiding rod 310 is perpendicular to the axis of the transmission rod 39, the end of the power rod 312 is fixed on the end of the avoiding rod 310 away from the transmission rod 39, the axis of the power rod 312 is parallel to the axis of the transmission rod 39, the arc-shaped sliding groove 374 for the end of the power rod 312 to slide is arranged on the surface of the fixed plate 37, the arc-shaped sliding groove 374 is connected with the plurality of sliding grooves 371, the starting block 313 is connected with the sliding rod 315 corresponding to the sliding rod 315 and faces the arc-shaped sliding groove 374, and the end of the starting block 313 is embedded in the arc-shaped sliding groove 374.

[0047] With reference to Figure 1 and Figure 5 The end of the starting block 313 facing the power rod 312 is provided with the guide surface 3131, the guide surface 3131 is in a circular arc convex shape, the guide surface 3131 can abut against the end of the power rod 312 and guide the starting block 313 to slide away from the arc-shaped sliding groove 374, so as to drive the sliding rod 315 to slide in the inner wall of the sliding groove 371, and the knocking massage function is realized.

[0048] The implementation principle of the knocking massage system for the automobile seat in the embodiment 2 is as follows: when the knocking massage is started, the power motor 38 drives the transmission rod 39 to rotate, the transmission rod 39 drives the power rod 312 to slide in the inner wall of the arc-shaped sliding groove 374 through the avoiding rod 310, when the end of the power rod 312 faces one of the sliding grooves 371, the guide surface 3131 abuts against the surface of the power rod 312 and guides the starting block 313 to slide along the inner wall of the arc-shaped sliding groove 374 towards the sliding groove 371, drives the sliding rod 315 to slide along the inner wall of the sliding groove 371 away from the fixed rod, the end of the sliding rod 315 protrudes from the surface of the fixed plate 37, the sliding rod 315 drives the air bag 4 to slide in the inner wall of the mounting hole 113, and the knocking massage function for the user is realized.

[0049] The above are the preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A percussion massage system for car seats, characterized in that: The device includes a seat (1), a striking assembly (3), and multiple air bags (4). The surface of the seat (1) is provided with multiple mounting holes (113) at intervals for the air inlets of the air bags (4). All mounting holes (113) communicate with the inner cavity of the seat (1). The striking assembly (3) includes a striking plate (31), an eccentric shaft (32), and a rotating wheel (33). The rotating wheel (33) is rotatably connected to the inner wall of the seat (1). The surface of the rotating wheel (33) is provided with a spacer for the eccentric shaft to strike. An eccentric groove (331) is embedded at the end of the shaft (32). The end of the eccentric shaft (32) protruding from the rotating wheel (33) is coaxially connected to the surface of the striking plate (31). The air inlet end of the air bag (4) passes through the mounting hole (113) and is connected to the surface of the striking plate (31) away from the eccentric shaft (32). When the rotating wheel (33) rotates and drives the eccentric shaft (32) to rotate, the rotating wheel (33) drives the air inlet end of the air bag (4) to slide back and forth on the inner wall of the mounting hole (113).

2. The percussion massage system for automobile seats according to claim 1, characterized in that: The inclination height of the axis of the eccentric groove (331) increases as the distance to the axis of the rotating wheel (33) decreases.

3. The percussion massage system for automobile seats according to claim 1, characterized in that: The striking plate (31) has a plurality of positioning holes (311) spaced apart on its surface, into which the air inlet end of the air supply bag (4) is embedded. When the air inlet end of the air bag (4) is embedded in the positioning hole (311), the axis of the positioning hole (311) coincides with the central axis of the air bag (4).

4. The percussion massage system for automobile seats according to claim 3, characterized in that: The striking assembly (3) also includes a rotating rod (34), an actuator (35), and a gas controller (36). The actuator (35) is connected to the inner wall of the base (1). One end of the rotating rod (34) is connected to the drive end of the actuator (35), and the other end of the rotating rod (34) is coaxially connected to the end face of the rotating wheel (33) away from the eccentric shaft (32). The gas controller (36) is connected to the inner wall of the base (1) and is electrically connected to the actuator (35). The gas controller (36) can control the opening and closing and rotation speed of the actuator (35).

5. The percussion massage system for automobile seats according to claim 4, characterized in that: It also includes an air supply assembly (2), which includes an air pump, multiple gas control valves and multiple air pipes (21). The air pump is connected to the inner wall of the seat (1). One end of the air pipe (21) corresponds to the positioning hole (311) and is connected to the air inlet of the air bag (4). The other end of the air pipe (21) corresponds to the air outlet of the gas control valve and is connected. The air inlet of the gas control valve is connected to the air pump. The gas control valve can control the inflation and deflation of the air in the air pipe (21).

6. The percussion massage system for automobile seats according to claim 5, characterized in that: The air bag (4) includes multiple inflatable layers (41), which are connected in sequence. The top surface of the inflatable layer (41) protruding from the seat (1) is connected to a protrusion (5). An air port is opened on the surface of the inflatable layer (41) connected to the inner wall of the positioning hole (311). The air port connects the inner cavity of the inflatable layer (41) and the inner cavity of the air tube (21).

7. The percussion massage system for automobile seats according to claim 5, characterized in that: The gas controller (36) is electrically connected to the gas control valve.

8. The percussion massage system for automobile seats according to claim 1, characterized in that: The surface of the seat (1) is provided with a plurality of ventilation holes (112) spaced apart.

9. The percussion massage system for automobile seats according to claim 1, characterized in that: The striking assembly (3) includes a fixed plate (37), multiple elastic elements (314), and multiple sliding rods (315). The end face of the fixed plate (37) is fixed to the inner wall of the base (1). Multiple slides (371) for sliding of the sliding rods (315) are spaced apart on the surface of the fixed plate (37). The multiple slides (371) are evenly distributed around the axis of the fixed plate (37), and the sliding direction of the sliding rods (315) is parallel to the axis of the fixed plate (37). One end of the elastic element (314) in the elastic direction is connected to the inner wall of the slide (371), and the other end of the elastic element (314) in the elastic direction is connected to the sliding rod. (315) Rod surface, the elastic element (314) has the elastic force to drive the slide rod (315) to slide towards the slide rail (371), and the rod surface of the slide rod (315) tends to be flush with the plate surface of the fixing plate (37). The plate surface of the fixing plate (37) is provided with a plurality of fixing holes (372) for the air supply bag (4) air inlet end to be embedded. The fixing holes (372) correspond one-to-one with the slide rail (371) and are connected. The surface of the slide rod (315) facing the mounting hole (113) is provided with a mounting groove (3151) for fixing the air supply bag (4) air inlet end. The mounting groove (3151) passes through both sides of the slide rod (315).

10. The percussion massage system for automobile seats according to claim 9, characterized in that: The striking assembly (3) further includes a power motor (38), a transmission rod (39), a clearance rod (310), a power rod (312), and multiple starting blocks (313). The power motor (38) is connected to the inner wall of the base (1), and the end of the power motor (38) is coaxially connected to the end of the transmission rod (39). The surface of the fixing plate (37) has a rotating hole (373) for the transmission rod (39) to rotate. The axis of the rotating hole (373) coincides with the axis of the fixing plate (37). The end of the clearance rod (310) is connected to the end of the transmission rod (39) that protrudes from the fixing plate (37). The axis of the clearance rod (310) and the axis of the transmission rod (39) are perpendicular to each other. The end of the power rod (312) The part is connected to the end of the avoidance rod (310) away from the transmission rod (39). The axis of the power rod (312) and the axis of the transmission rod (39) are parallel to each other. The surface of the fixed plate (37) is provided with an arc-shaped groove (374) for the end of the power rod (312) to slide. The arc-shaped groove (374) connects multiple slides (371). The starting block (313) corresponds to the slide rod (315) and is connected to the surface of the slide rod (315) facing the arc-shaped groove (374). The end of the starting block (313) is embedded in the arc-shaped groove (374). The end face of the power rod (312) can abut against the end face of the starting block (313) and drive the starting block (313) to slide towards the slide (371).

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