CN219221427U - Novel automobile seat air valve control assembly - Google Patents

Abstract

The utility model provides a novel automobile seat air valve control assembly, which comprises a valve body assembly and a circuit board assembly, wherein the valve body assembly comprises a main air channel, a waist support air valve and a massage air valve; the waist support air valve comprises a waist support static iron core, the waist support static iron core is provided with a first through hole, two sides of the waist support static iron core are respectively wrapped with an air inlet accommodating cavity and an air outlet accommodating cavity, the top side of the air inlet accommodating cavity is communicated with a main air channel, the bottom side of the air inlet accommodating cavity is communicated with an exhaust air channel, and the bottom side of the air inlet accommodating cavity is also communicated with a waist support air inflation channel; the air inlet accommodating cavity and the air outlet accommodating cavity are sequentially connected with a first piston, a waist supporting iron core and a second piston, and a waist supporting spring is clamped at the outer side of the waist supporting iron core; the waist support coil is sleeved outside the air inlet accommodating cavity and the air outlet accommodating cavity, the waist support coil is respectively connected with a waist support wiring terminal, the outer sides of the air inlet accommodating cavity and the air outlet accommodating cavity are respectively connected with a waist support yoke, and the waist support yoke covers the waist support coil. This application has avoided inflation solenoid valve, gassing solenoid valve grafting, reduces the risk of gas leakage, and a single waist holds in palm the pneumatic valve and installs more conveniently.

Description

Novel automobile seat air valve control assembly

Technical Field

The utility model relates to the technical field of air valves, in particular to a novel automobile seat air valve control assembly.

Background

With the development of the automobile industry, in order to enable passengers to obtain better comfort while riding, the existing automobiles are generally equipped with automobile seat lumbar support devices. For example, in recent years, a bag-type lumbar support device is used in a car seat, and the bag-type lumbar support device is generally provided with a plurality of air bags, and the shape of the bag-type lumbar support device is controlled by controlling inflation and deflation of different air bags individually. The air bag type waist support device enables a driver to adjust the shape of the waist support device according to the needs of the driver, and therefore better use experience is achieved.

Patent number CN111779875a discloses an ECU electromagnetic valve assembly system for massaging air bags and waist holds in palm the air bags, the valve body assembly contains a plurality of inflation solenoid valve, a plurality of gassing solenoid valve, through a plurality of inflation solenoid valve, a plurality of gassing solenoid valve combination realization waist holds in palm the gassing function of gasbag, 3 gassing solenoid valve and 3 inflation solenoid valve level are pegged graft, each pair of horizontally pegged graft gassing solenoid valve and inflation solenoid valve are connected with each waist holds in palm the air bag jointly, realize the gassing that waist held in palm the air bag, the gassing solenoid valve is pegged graft with inflation solenoid valve level and is needed to carry out the centering matching of air flue, the two air flue complete match precision requirement is high, the risk of leaking gas is not in place in the matching.

Disclosure of Invention

In order to solve the problems, the utility model provides a novel automobile seat air valve control assembly.

The novel automobile seat air valve control assembly comprises a valve body assembly and a circuit board assembly, wherein the valve body assembly comprises a main air path and a plurality of waist support air valves; the waist support air valve comprises a waist support static iron core, the waist support static iron core is provided with a first through hole and a second through hole, the first through hole is formed in an axis, the second through hole is perpendicular to the first through hole and is communicated with the first through hole, an air inlet accommodating cavity and an air outlet accommodating cavity are further respectively formed in the top side and the bottom side of the waist support static iron core, the top side of the air inlet accommodating cavity is communicated with a main air channel through an air inlet, the bottom side of the air outlet accommodating cavity is communicated with an air outlet air channel through an air outlet, the top side of the air inlet accommodating cavity is also communicated with a waist support air inflation channel 7, and the air outlet accommodating cavity is communicated with the second through hole; the air inlet accommodating cavity and the air outlet accommodating cavity comprise a first piston, a waist supporting iron core and a second piston which are sequentially connected, the two first pistons are respectively connected with two ends of the first through hole in a matching way, the two second pistons are respectively connected with the air inlet and the air outlet in a matching way, the diameter of the waist supporting iron core is smaller than that of the air inlet accommodating cavity and smaller than that of the air outlet accommodating cavity, a waist supporting spring is clamped at the outer side of any waist supporting iron core, and the other side of the waist supporting spring is sleeved at the outer side of the waist supporting static iron core; the air inlet accommodating cavity and the air outlet accommodating cavity are respectively sleeved with a waist support coil, two wire ends of the waist support coil are respectively connected with a waist support wiring terminal, any waist support wiring terminal is connected to the outer side wall of the air inlet accommodating cavity and the outer side wall of the air outlet accommodating cavity and is electrically connected with the circuit board assembly, and the air inlet accommodating cavity and the air outlet accommodating cavity are respectively connected with a waist support yoke iron, and the waist support yoke iron covers the waist support coil.

Preferably, the waist support static iron core is connected with the waist support movable iron core by an inclined plane.

Preferably, the waist holds in palm the pneumatic valve still includes: the first amortization cotton sets up in the exhaust gas circuit inboard.

Preferably, the waist holds in palm the pneumatic valve still includes: the two sealing rings are respectively arranged between the waist support static iron core and the air inlet accommodating cavity, and between the waist support static iron core and the air outlet accommodating cavity.

Preferably, the novel automobile seat air valve control assembly further comprises: the massage air valves are arranged in two rows, two adjacent rows of massage air valves are communicated through connecting pipes, and one row of massage air valves is communicated with the main air passage.

Preferably, the novel automobile seat air valve control assembly further comprises: and the air pressure sensor is arranged on the connecting pipe.

Preferably, the massage air valve comprises: the top side of the massage static iron core is hermetically wrapped with a massage accommodating cavity which is communicated with the main air channel, and the top side of the massage accommodating cavity is also communicated with a massage inflation air channel; the massage accommodation cavity comprises a third piston, a massage movable iron core and a fourth piston which are sequentially connected, the third piston is in matched connection with the exhaust hole, the fourth piston is used for sealing the air delivery end of the main air channel, the diameter of the massage movable iron core is smaller than that of the massage accommodation cavity, a massage spring is clamped at the outer side of any massage movable iron core, and the other side of the massage spring is sleeved at the outer side of the massage static iron core; the outside cover of the massage accommodation cavity is provided with a massage coil, two wire ends of the massage coil are connected with a massage binding post, the massage binding post is connected at the outside of the massage accommodation cavity and is electrically connected with the circuit board assembly, and the outside of the massage accommodation cavity is also connected with a massage yoke, and the massage yoke covers the massage coil.

Preferably, the novel automobile seat air valve control assembly further comprises: the second amortization cotton, the second amortization cotton sets up in exhaust hole department.

Preferably, the massage air valve and/or the waist support air valve are two-position three-way valves.

Preferably, the novel automobile seat air valve control assembly further comprises: and the shell is arranged outside the valve body assembly and the circuit board assembly.

The automobile seat air valve control assembly has the following technical effects:

1. this application novel car seat pneumatic valve control assembly waist holds in palm pneumatic valve and only adopts a quiet iron core, and has seted up first through-hole on quiet iron core, has avoided prior art to adopt the process of inflating solenoid valve, gassing solenoid valve grafting, simultaneously, because arbitrary waist holds in the palm pneumatic valve only contains a first through-hole, avoids the centering of inflating solenoid valve, gassing solenoid valve air flue to match, has effectively reduced the risk of gas leakage to, a single waist holds in the palm pneumatic valve also more convenient the installation on the circuit board assembly.

2. The novel automobile seat air valve control assembly can integrate the waist support inflation valve with the waist support exhaust valve for use, and is more compact in structure and high in space utilization rate.

3. The automobile seat air valve assembly is fixed on the movable iron core through the spring buckle, so that the piston can move back and forth to seal the air passage, and the overall sealing effect is good.

Drawings

Other characteristic features and advantages of the utility model will become apparent from the following description of exemplary embodiments, which is to be read with reference to the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to identify like elements. The drawings, which are included in the description, illustrate some, but not all embodiments of the utility model. Other figures can be derived from these figures by one of ordinary skill in the art without undue effort.

FIG. 1 is an exterior view of an automotive seat air valve control assembly of the present utility model;

FIG. 2 is an exploded view of the vehicle seat air valve control assembly of the present utility model;

FIG. 3 is an exploded view of the air valve control assembly of the car seat of the present utility model;

FIG. 4 is a front view of the valve body assembly of the present utility model;

FIG. 5 is a cross-sectional view of the valve body assembly of the present utility model;

FIG. 6 is an enlarged view of the position A of the control assembly of the air valve of the car seat of the present utility model;

FIG. 7 is a cross-sectional view of the lumbar support gas valve of the present utility model;

FIG. 8 is a partial cross-sectional view of the lumbar support valve of the present utility model;

figure 9 is a cross-sectional view of the lumbar massage valve of the present utility model.

In the figure: 100. a valve body assembly; 200. a circuit board assembly; 101. a main air path; 102. a waist support air valve; 10. a waist support static iron core; 11a, a first through hole; 11b, a second through hole; 12. an intake air accommodating chamber; 13. an air outlet accommodating cavity; 14. an air inlet; 15. an exhaust port; 16. an exhaust gas path; 17. the waist support is provided with an air inflation path; 20. a first piston; 21. a waist supporting iron core; 22. a second piston; 23. a waist support spring; 30. waist support coil; 31. a waist support wiring terminal; 32. a waist support yoke; 18. a first noise-reducing cotton; 19. a seal ring; 103. a massage air valve; 104. a connecting pipe; 105. an air pressure sensor; 40. massage static iron core; 41. an exhaust hole; 42. a massage accommodation chamber; 43. a massage inflation gas circuit; 50. a third piston; 51. a massage movable iron core; 52. a fourth piston; 53. a massage spring; 60. a massage coil; 61. massage binding post; 62. a massage yoke; 44. a second noise reduction cotton; 300. a housing; 106. and (5) an air passage plug.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be arbitrarily combined with each other.

The novel automobile seat air valve control assembly is described in detail below with reference to the accompanying drawings and examples.

Example 1

The novel automobile seat air valve control assembly comprises a valve body assembly 100 and a circuit board assembly 200, wherein the valve body assembly 100 comprises a main air channel 101 and a plurality of waist support air valves 102; any waist holds in the palm the air valve 102 and includes the waist holds in the palm the quiet iron core 10, waist holds in the palm quiet iron core 10 to offer first through hole 11a, second through hole 11b, first through hole 11a offers on the axis, second through hole 11b perpendicular to first through hole 11a, and communicate with first through hole 11a, waist holds in the palm quiet iron core 10 top side and bottom side and still has to enter and hold the chamber 12, hold the chamber 13 of giving vent to anger separately, enter and hold the chamber 12 top side and communicate with main gas circuit 101 through the air inlet 14, hold the chamber 13 bottom side of giving vent to anger and communicate with the gas circuit 16 through the air outlet 15, and still communicate and hold in the top side of holding the chamber 12 and have waist to hold in the palm the gas circuit 17, hold the chamber 13 of giving vent to anger and communicate with second through hole 11 b; the inside of the air inlet accommodating cavity 12 and the inside of the air outlet accommodating cavity 13 respectively comprise a first piston 20, a waist supporting iron core 21 and a second piston 22 which are sequentially connected, the two first pistons 20 are respectively connected with two ports of the first through hole 11a in a matching way, the two second pistons 22 are respectively connected with the air inlet 14 and the air outlet 15 in a matching way, the diameter of the waist supporting iron core 21 is smaller than that of the air inlet accommodating cavity 12 and smaller than that of the air outlet accommodating cavity 13, a waist supporting spring 23 is clamped at the outer side of any waist supporting iron core 21, and the other side of the waist supporting spring 23 is sleeved at the outer side of the waist supporting static iron core 10; the outside of the air inlet accommodating cavity 12 and the air outlet accommodating cavity 13 are respectively sleeved with a waist support coil 30, two wire ends of the waist support coil 30 are respectively connected with a waist support wiring terminal 31, any waist support wiring terminal 31 is connected to the outer side walls of the air inlet accommodating cavity 12 and the air outlet accommodating cavity 13 and is electrically connected with the circuit board assembly 200, and the outside of the air inlet accommodating cavity 12 and the air outlet accommodating cavity 13 is respectively connected with a waist support yoke 32, and the waist support yoke 32 covers the waist support coil 30.

Working principle:

when the waist support air bag is inflated, the waist support wiring terminal 31 on the side of the air inlet accommodating cavity 12 is electrified, the waist support movable iron core 21 is attracted by the waist support static iron core 10, the air inlet 14 is separated from the second piston 22, the first piston 20 seals the first through hole 11a, at this time, the external air pump supplies air to the main air channel 101, and the air is inflated to the waist support air bag through the main air channel 101, the air inlet 14, the air inlet accommodating cavity 12 and the waist support inflation air channel 17;

when the waist holds in palm the gasbag to deflate, the waist holds in the palm binding post 31 outage of chamber 12 side of admitting air holds in the air, the waist holds in the palm the binding post 31 energization of chamber 13 of giving vent to anger holds in the heart and holds in the palm spring 23 to resume original length, drive second piston 22 shutoff air inlet 14, first piston 20 and first through-hole 11a separation, simultaneously, the waist that holds in the heart that gives vent to anger holds in the chamber 13 side holds in the heart and holds in the heart 21 and is held in the heart by the waist holds in the palm quiet iron core 10 attraction, the gas vent 15 is opened to second piston 22, at this moment, the gas in the waist holds in the palm the gasbag is discharged through waist holds in the heart and fills gas circuit 17, the chamber 12 of admitting air, first through-hole 11a, second through-hole 11b, hold in the heart of giving vent to anger 13, gas vent to anger 15, exhaust gas circuit 16.

This application novel car seat pneumatic valve control assembly waist holds in palm pneumatic valve and only adopts a quiet iron core, and has seted up first through-hole 11a on quiet iron core, has avoided the process that prior art adopted inflation solenoid valve, gassing solenoid valve to peg graft, simultaneously, because arbitrary waist holds in the palm pneumatic valve and only contains a first through-hole 11a, avoids the centering of inflation solenoid valve, gassing solenoid valve air flue to match, has effectively reduced the risk of gas leakage to, a single waist holds in the palm pneumatic valve also more conveniently installs on the circuit board assembly.

Example 2

Example 2 is an improvement over example 1, the improvement comprising:

the waist holds in palm quiet iron core 10 and waist holds in the palm and moves the design between the iron core 21 and be connected for the inclined plane, can increase the magnetic force area, improves case actuation efficiency, increases case actuation air gap.

Example 3

Embodiment 3 is an improvement over embodiment 1, the improvement comprising:

the lumbar support valve 102 further includes: the first noise reduction cotton 18, the first noise reduction cotton 18 is disposed inside the exhaust gas path 16.

Noise reduction is achieved by adding the first noise reduction cotton 18 to the waist support air bag when the waist support air bag is deflated.

Example 4

Example 4 is an improvement over example 1, the improvement comprising:

the lumbar support valve 102 further includes: the two sealing rings 19, the two sealing rings 19 are respectively arranged between the waist support static iron core 10 and the air inlet accommodating cavity 12, and between the waist support static iron core 10 and the air outlet accommodating cavity 13.

By adding the sealing ring 19, the sealing performance of the waist support static iron core 10 is improved, wherein the sealing ring 19 comprises two sealing rings which are respectively arranged on the peripheries of the air inlet accommodating cavity 12 and the air outlet accommodating cavity 13.

Example 5

Example 5 is an improvement over example 1, the improvement comprising:

the novel automobile seat air valve control assembly also comprises: the massage air valves 103 are arranged in two rows, two adjacent rows of massage air valves 103 are communicated through connecting pipes 104, and one row of massage air valves 103 is communicated with the main air passage 101.

This application is through increasing massage pneumatic valve 103, and then controls the massage gasbag, simultaneously, and massage pneumatic valve 103 is independent relatively with waist holds in the palm pneumatic valve 102, and inside trouble, the mutual noninterference of arbitrary pneumatic valve improves the reliability of device.

Example 6

Example 6 is an improvement over example 5, the improvement comprising:

the novel automobile seat air valve control assembly also comprises: and an air pressure sensor 105, the air pressure sensor 105 being mounted on the connection pipe 104.

By arranging the air pressure sensor 105, the air pressure value of the air passage inflation is monitored and protected, and the stability of the device is improved.

Example 7

Example 7 is an improvement over example 5, the improvement comprising:

the massage air valve 103 includes: the massage static iron core 40 is provided with an exhaust hole 41 on the axis, a massage accommodating cavity 42 is hermetically wrapped on the top side, the massage accommodating cavity 42 is communicated with the main air channel 101, and a massage inflation air channel 43 is also communicated on the top side of the massage accommodating cavity 42; the massage accommodating cavity 42 comprises a third piston 50, a massage movable iron core 51 and a fourth piston 52 which are sequentially connected, the third piston 50 is connected with the exhaust hole 41 in a matching way, the fourth piston 52 is used for blocking the gas transmission end of the main gas circuit 101, the diameter of the massage movable iron core 51 is smaller than that of the massage accommodating cavity 42, a massage spring 53 is clamped at the outer side of any massage movable iron core 51, and the other side of the massage spring 53 is sleeved at the outer side of the massage static iron core 40; the outside cover of the massage accommodation cavity 42 is equipped with a massage coil 60, and a massage binding post 61 is connected to the both ends of massage coil 60, and massage binding post 61 connects in the massage accommodation cavity 42 outside to with circuit board assembly 200 electric connection, and still connect massage yoke 62 in the massage accommodation cavity 42 outside, massage yoke 62 covers massage coil 60.

When the massage air bag is inflated, the massage wiring terminal 61 is electrified, the massage movable iron core 51 is attracted by the massage static iron core 40, the third piston 50 and the exhaust hole 41 are respectively opened, the fourth piston 52 and the air delivery end of the main air channel 101 are respectively opened, at this time, the external air pump supplies air to the main air channel 101, and the air is inflated to the massage air bag through the main air channel 101, the massage accommodating cavity 42 and the massage inflation air channel 43;

when the massage air bag is deflated, the massage connecting terminal 61 is powered off, the massage spring 53 needs to recover the original length, the massage movable iron core 51 is separated from the massage static iron core 40, the third piston 50 and the exhaust hole 41 are opened, the fourth piston 52 and the air delivery end of the main air channel 101 are blocked, and at the moment, the air in the massage air bag is exhausted through the massage inflation air channel 43, the massage accommodating cavity 42 and the exhaust hole 41.

Example 8

Example 8 is an improvement over example 7, the improvement comprising:

the novel automobile seat air valve control assembly also comprises: and second soundproof cotton 44, the second soundproof cotton 44 being disposed at the air discharge hole 41.

Noise is reduced by adding the second noise reduction cotton 44 when the massage air bag is deflated.

The massage air valve 103 and/or the lumbar support air valve 102 of the above embodiments 1-8 are two-position three-way valves, and the novel automobile seat air valve control assembly further comprises: the housing 300 is disposed outside the valve body assembly 100 and the circuit board assembly 200.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in an article or apparatus that comprises the element.

The above embodiments are only for illustrating the technical scheme of the present utility model, not for limiting the same, and the present utility model is described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent substitutions may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model, and the present utility model is intended to be covered by the scope of the appended claims.

Claims (10)

1. The novel automobile seat air valve control assembly comprises a valve body assembly (100) and a circuit board assembly (200), and is characterized in that the valve body assembly (100) comprises a main air passage (101) and a plurality of waist support air valves (102);

any one of the waist support air valves (102) comprises a waist support static iron core (10), a first through hole (11 a) and a second through hole (11 b) are formed in the waist support static iron core (10), the first through hole (11 a) is formed in an axis, the second through hole (11 b) is perpendicular to the first through hole (11 a) and is communicated with the first through hole (11 a), an air inlet accommodating cavity (12) and an air outlet accommodating cavity (13) are further formed in the top side and the bottom side of the waist support static iron core (10), the top side of the air inlet accommodating cavity (12) is communicated with the main air channel (101) through an air inlet (14), an air exhaust air channel (16) is formed in the bottom side of the air outlet accommodating cavity (13) through an air outlet (15), a waist support air inflation channel (17) is further communicated with the top side of the air inlet accommodating cavity (12), and the second through hole (11 b) are further communicated with each other;

the air inlet accommodating cavity (12) and the air outlet accommodating cavity (13) comprise a first piston (20), a waist supporting iron core (21) and a second piston (22) which are sequentially connected, the two first pistons (20) are respectively connected with two ports of the first through hole (11 a) in a matching way, the two second pistons (22) are respectively connected with the air inlet (14) and the air outlet (15) in a matching way, the diameter of the waist supporting iron core (21) is smaller than that of the air inlet accommodating cavity (12) and smaller than that of the air outlet accommodating cavity (13), a waist supporting spring (23) is clamped at the outer side of any waist supporting iron core (21), and the other side of the waist supporting spring (23) is sleeved at the outer side of the waist supporting static iron core (10);

the utility model discloses a waist holds coil (30) in advance, including holding chamber (12) and holding chamber (13) of giving vent to anger outside cover respectively and establish one waist holds in palm coil (30), two ends of a thread of waist holds in palm coil (30) connect one waist respectively and holds binding post (31), arbitrary waist holds in palm binding post (31) connect hold chamber (12) and holding chamber (13) lateral wall of giving vent to anger on, and with circuit board assembly (200) electric connection, and hold chamber (12) in advance with hold chamber (13) outside of giving vent to anger connects one waist respectively holds in the yoke (32), waist holds in the palm yoke (32) cover waist holds in the palm coil (30).

2. The novel automobile seat air valve control assembly according to claim 1, wherein the waist support static iron core (10) and the waist support movable iron core (21) are connected in an inclined plane.

3. The novel car seat air valve control assembly of claim 1, wherein the lumbar support air valve (102) further comprises: the first silencing cotton (18) is arranged on the inner side of the exhaust gas path (16).

4. The novel car seat air valve control assembly of claim 1, wherein the lumbar support air valve (102) further comprises: the two sealing rings (19), two sealing rings (19) are respectively arranged between the waist support static iron core (10) and the air inlet accommodating cavity (12), and between the waist support static iron core (10) and the air outlet accommodating cavity (13).

5. The novel car seat air valve control assembly of claim 1, further comprising: the massage air valves (103) are arranged in two rows, two adjacent rows of massage air valves (103) are communicated through connecting pipes (104), and one row of massage air valves (103) is communicated with the main air passage (101).

6. The novel car seat air valve control assembly of claim 5, further comprising: -a barometric pressure sensor (105), said barometric pressure sensor (105) being mounted on said connection tube (104).

7. The novel car seat air valve control assembly of claim 5, wherein the massage air valve (103) comprises:

the massage static iron core (40) is provided with an exhaust hole (41) on the axis, a massage accommodating cavity (42) is hermetically wrapped on the top side, the massage accommodating cavity (42) is communicated with the main air channel (101), and a massage inflation air channel (43) is also communicated on the top side of the massage accommodating cavity (42);

the massage accommodating cavity (42) comprises a third piston (50), a massage movable iron core (51) and a fourth piston (52) which are sequentially connected, the third piston (50) is in matched connection with the exhaust hole (41), the fourth piston (52) is used for sealing the air conveying end of the main air passage (101), the diameter of the massage movable iron core (51) is smaller than that of the massage accommodating cavity (42), a massage spring (53) is clamped at the outer side of any massage movable iron core (51), and the other side of the massage spring (53) is sleeved at the outer side of the massage static iron core (40);

the massage accommodating cavity (42) is sleeved with a massage coil (60), two wire ends of the massage coil (60) are connected with a massage wiring terminal (61), the massage wiring terminal (61) is connected with the outer side of the massage accommodating cavity (42) and is electrically connected with the circuit board assembly (200), a massage yoke (62) is further connected with the outer side of the massage accommodating cavity (42), and the massage yoke (62) covers the massage coil (60).

8. The novel car seat air valve control assembly of claim 7, further comprising: and a second noise reduction cotton (44), wherein the second noise reduction cotton (44) is arranged at the exhaust hole (41).

9. The novel car seat air valve control assembly as set forth in claim 7 wherein,

the massage air valve (103) and/or the waist support air valve (102) are two-position three-way valves.

10. The novel car seat air valve control assembly of claim 1, further comprising:

and a housing (300) disposed outside the valve body assembly (100) and the circuit board assembly (200).

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