CN115325452A - A multi-air path controller, massage chair and means of transportation - Google Patents

Abstract

The invention provides a multi-air path controller for a massage chair, comprising a casing, a PCBA control board, and an air valve assembly; wherein, the air valve assembly includes a plurality of conjoined bodies mounted on the casing in parallel Electromagnetic air valve, the conjoined electromagnetic air valve includes an intake conjoined electromagnetic air valve for connecting an air pump and at least two air outlet conjoined electromagnetic air valves for inflation, each of the intake conjoined electromagnetic air valves Both the air inlet and the outlet air valve include an air inlet and an air outlet, and the air inlet air valve and the air outlet air valve are suitable for controlling the opening and closing of the air outlet through the PCBA control board; the housing An air passage is integrated on the upper part, and the air passage includes an air pump inlet passage, an air valve inlet passage and an air valve outlet passage, and the PCBA control board is electrically connected to the conjoined solenoid valve group to control the flow direction of the gas. Through this solution, the overall structural compactness of the air valve is improved, and management and control are facilitated. The present invention also provides a massage chair and a means of transportation.

Description

A multi-gas circuit controller, a massage chair and a means of transportation

technical field

The invention relates to the technical field of air valves, in particular to a multi-air circuit controller for a massage chair, a massage chair and a transportation tool.

Background technique

With the development of the transportation industry, people have higher and higher requirements for healthy life and seat comfort. Therefore, more functions need to be integrated in the seat. The core component of comfort function control is mainly the air valve. , its layout design is particularly important. However, the existing air valve passages are numerous and its structure is complex, which makes it difficult for the air valve to efficiently control multiple air channels. At the same time, based on this problem, the utilization rate of the air valve is low and the layout of the space structure is unreasonable. question.

Contents of the invention

The invention discloses a multi-air circuit controller for a massage chair, a massage chair and a transportation tool, which has a simple structure and convenient operation, and aims to improve the above problems.

The present invention adopts the following scheme: a multi-air circuit controller for a massage chair, including a housing, a PCBA control board, and an air valve assembly; wherein, the air valve assembly includes a plurality of The one-piece electromagnetic valve on the above, the one-piece electromagnetic valve includes an inlet one-piece electromagnetic valve for connecting to the air pump and at least two outlet one-piece electromagnetic valves for charging, each of the air inlet The one-piece electromagnetic valve and the one-piece air valve for air outlet all include an air inlet and an air outlet, and the one-piece air intake and one-piece electromagnetic valve for air outlet are suitable for controlling the opening and closing of the air outlet through the PCBA control board; An air channel is integrated on the housing, and the air channel includes an air pump inlet channel, an air valve inlet channel, and an air valve outlet channel. The air pump inlet channel is suitable for communicating with an external air pump, and the air valve inlet channel The gas channel communicates with the air outlet of the air intake connected electromagnetic valve and the air inlet of each of the air outlet connected electromagnetic valves, and the air outlet channel of the air valve is suitable for communicating with the air outlet and An external air bag; the PCBA control board is electrically connected to the conjoined solenoid valve group to control the flow direction of gas.

Further, two air outlets are provided on the air inlet integrated electromagnetic valve and the air outlet integrated electromagnetic air valve.

Further, the casing is also provided with a deflated one-piece electromagnetic valve, which is provided with two air outlets, and the two air valves in which the air outlets of the deflated one-piece electromagnetic valve are set are discharged. On the channel, it is used for air intake; and the air inlet of the deflated one-piece electromagnetic gas valve is provided with an air release hole that communicates with the outside world for gas outlet; the deflated one-piece electromagnetic gas valve is electrically connected to the PCBA control board.

Further, an air pressure sensor is provided on the intake channel of the air valve, and the air pressure sensor is electrically connected to the PCBA control board.

Further, the air pump inlet passage, the air valve inlet passage and the air valve outlet passage are all provided with an air nozzle adapter, and the air nozzle adapter is fixed on the housing through an elastic buckle.

Further, a normally open exhaust hole is provided on the air intake integrated electromagnetic valve, and sound-absorbing cotton is arranged outside the exhaust hole.

Further, the housing includes an upper housing and a lower housing, and the air channel is arranged on the bottom surface of the lower housing and sealed by a sealing plate.

The present invention also provides a massage chair, which includes an air bag and an air pump, and also includes the above-mentioned multi-air circuit controller for a massage chair, wherein the air outlet of the connected electromagnetic air valve is connected to the air bag. The intake port of the air inlet conjoined electromagnetic air valve communicates with the air pump.

Further, the air bag includes a lumbar support air bag, a tailbone air bag, a kneading air bag, and acupressure air bags, and the lumbar support air bag, the tailbone air bag, and the kneading air bag are connected to the The air outlet of the air outlet one-piece electromagnetic air valve, and the finger pressure air bag is connected to the air outlet of the air outlet one-piece electromagnetic air valve with a normally open exhaust hole.

The present invention also provides a means of transportation, including the massage chair mentioned above.

By adopting the above-mentioned technical scheme, the present invention can achieve the following technical effects: the present invention controls the on-off of the gas circuit by setting multiple sets of parallel connected electromagnetic gas valves, and integrates the gas circuit channel on the housing to cooperate with PCBA control Board control realizes the unified management and control of the gas circuit, reduces complicated external pipeline connections, and can control the simultaneous operation of multiple gas channels through a control valve, with compact structure and perfect functions.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a multi-air circuit controller for a massage chair according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of the exploded structure of a multi-air circuit controller for a massage chair according to an embodiment of the present invention;

Fig. 3 is a partial structural schematic diagram of a multi-air circuit controller for a massage chair of a massage chair according to an embodiment of the present invention;

Fig. 4 is a schematic layout diagram of integrated air passages on the lower casing of a multi-air controller for a massage chair of a massage chair according to an embodiment of the present invention;

Fig. 5 is a schematic diagram of the overall structure of a multi-air circuit controller for a massage chair of a massage chair according to an embodiment of the present invention;

Fig. 6 is a schematic cross-sectional structure diagram of a one-piece electromagnetic gas valve with vent function of a multi-air circuit controller for a massage chair of a massage chair according to an embodiment of the present invention;

Fig. 7 is a schematic cross-sectional structure diagram of a conjoined electromagnetic gas valve with a pressure maintaining function of a multi-air circuit controller for a massage chair of a massage chair according to an embodiment of the present invention;

Fig. 8 is a structural schematic diagram of an elastic button body of a multi-air channel controller for a massage chair according to an embodiment of the present invention;

Icons: upper housing 10, lower housing 20, sealing groove 21, air channel 22, first air channel 221, second air channel 222, third air channel 223, fourth air channel 224, The fifth air channel 225, the sixth air channel 226, the seventh air channel 227, the eighth air channel 228, the public channel 229, the air release port 23, the PCBA control board 30, the one-piece electromagnetic air valve 40, the air intake Siamese electromagnetic gas valve 41, the first air outlet conjoined electromagnetic valve 42, the second air outlet conjoined electromagnetic valve 43, the third air outlet conjoined electromagnetic valve 44, deflation conjoined electromagnetic valve 45, shell 401, oblique Angle 4011, enameled wire 402, winding frame 403, air inlet 4031, air outlet 4032, static iron core 404, sealing ring 405, spring 406, moving iron core 407, sealing gasket 408, pin 409, air vent 4010 , Silencer cotton 50, air nozzle adapter 60, elastic button body 70, sealing member 80, sealing plate 90, air pressure sensor 100.

Detailed ways

Example

As shown in FIG. 1 to FIG. 8, the first embodiment of the present invention provides a massage chair, which includes an air bag, an air pump, and a multi-air circuit controller for a massage chair, wherein the massage chair uses a multi-air Road controller, including housing, PCBA control board 30, also includes: Siamese electromagnetic gas valve 40 groups; Air valve, the one-piece electromagnetic air valve 40 includes an air inlet one-piece electromagnetic valve 41 for connecting to an air pump and at least two air outlet one-piece electromagnetic valves 40 for charging, each of the air inlet one-piece electromagnetic valves Both the air valve 41 and the air outlet conjoined valve include an air inlet 4031 and an air outlet 4032, wherein the air outlet 4032 of the air outlet conjoined electromagnetic valve 40 is connected to the air bag, and the air inlet conjoined electromagnetic valve The air inlet 4031 of 41 communicates with the air pump. The air intake connecting electromagnetic valve 41 and the air outlet connecting electromagnetic valve 40 are suitable for controlling the opening and closing of its own air outlet 4032; the housing is provided with an air channel 22, and the air channel 22 includes an air pump Inlet passage, air valve inlet passage and air valve outlet passage, the air pump inlet passage is suitable for communicating with an external air pump, and the air valve inlet passage is connected to the air inlet 41 air outlet 4032 of the connected electromagnetic valve 41 and each The air inlet 4031 of the air outlet conjoined electromagnetic valve 40, the air outlet channel of the air valve is suitable for communicating with the air outlet 4032 and the external air bag of each of the air outlet conjoined electromagnetic valves; the PCBA control board 30 is electrically connected to the Connected solenoid valve group to control the flow direction of gas.

In this embodiment, the airbags include lumbar support airbags, tailbone airbags, kneading airbags and shiatsu airbags. Of course, in other massage chairs, other airbags can also be used instead. One of the embodiments of the invention.

2 to 8, specifically, the one-piece electromagnetic gas valve 40 includes a housing 401, an enameled wire 402, a bobbin 403, a static iron core 404, a sealing ring 405, a spring 406, a moving iron core 407, a sealing spacer 408 and pin 409 . Here, one air inlet 4031 and two air outlets 4032 are arranged on the winding frame 403, the enameled wire 402 is wound on the winding frame 403, the static iron core 404 is arranged at both ends of the winding frame 403, and the inside thereof is also provided with channel, and a sealing ring 405 is provided to ensure airtightness; the moving iron core 407 is set on the ventilation channel of the winding frame 403 through a spring 406, and a sealing gasket 408 is arranged on the moving iron core 407, and the sealing gasket The two ends of the sheet 408 can respectively block the passage in the static iron core 404 and the main air path on the bobbin 403; the sealing gasket 408 can control the air inlet 4031 and the air outlet 4032 on and off; the shell 401 is also provided with a pin 409 for connecting with the power supply, thereby controlling the work of the moving iron core 407, and at the same time, the bottom of the shell 401 is provided with an elastic bevel 4011, through which the elastic bevel The 4011 design can be more tightened during installation; here, the air inlet 4031 is set in the middle, and the air outlet 4032 is arranged on both sides of the air inlet 4031, and both sides are provided with a valve for controlling the difference between the air inlet 4031 and the air outlet 4032. The static iron core 404, the moving iron core 407, the spring 406 and the gasket 408, which are intermittently connected, are equivalent to synthesizing two electromagnetic air valves into one integrated electromagnetic air valve 40. The air inlet 4031 and the air outlet 4032 of the one-piece electromagnetic gas valve 40 can be switched to each other, that is, the air outlet 4032 can also be used for air intake, and at this time, the original air inlet 4031 is used for air outlet. The pin 409 is connected to the PCBA control board 30 , so that the integrated electromagnetic valve 40 is controlled by the PCBA control board 30 . According to the actual use, here the conjoined electromagnetic gas valve 40 is defined as including the air inlet conjoined electromagnetic valve 41, the air outlet conjoined electromagnetic valve 40 and the deflation conjoined electromagnetic valve 45, wherein the air outlet in this embodiment The one-piece electromagnetic valve 40 includes a first air outlet one-piece electromagnetic valve 42 , a second air outlet one-piece electromagnetic valve 43 , and a third air outlet one-piece electromagnetic valve 44 . The lumbar support air bag, tailbone air bag, and kneading air bag need to be connected to the air outlet 4032 of the air outlet conjoined electromagnetic air valve 40 with the function of maintaining pressure due to the need to keep the air pressure stable. Because the air pump needs to be inflated and pumped or deflated, it needs to be connected to the air outlet 4032 of the air outlet conjoined electromagnetic gas valve 40 with a normally open air outlet 4010, and a sound-absorbing cotton 50 is arranged outside the air outlet 4010 for Reduce noise when exhausting.

As shown in FIG. 2 to FIG. 7, the housing includes an upper housing 10 and a lower housing 20, and the upper housing 10 and the lower housing 20 are quickly connected by elastic buckles. Elastic buckles are arranged on the top, and buckle points matching the elastic buckles are arranged on the lower housing 20 . When installing, the upper housing 10 can be directly pressed into the lower housing 20 . The lower housing 20 is provided with 40 sets of installation positions for the one-piece electromagnetic valve, specifically, five installation positions for the one-piece electromagnetic valve 40 are provided in this embodiment, three of which are provided on one side and three on the other side. There are two; the bottom of the lower casing 20 is provided with an air channel 22, and the air channel 22 is provided with a through hole for communicating with the air inlet 4031 and the air outlet 4032 of the one-piece electromagnetic valve 40; A mounting hole for the air nozzle adapter 60 is provided on the side of the lower housing 20 . In this embodiment, there are eight installation holes of the air nozzle adapter 60, which are respectively connected to eight air passages 22, and the air passages 22 include an air pump inlet passage, an air valve inlet passage and an air valve outlet passage, Here, the air pump inlet passage and the air valve outlet passage can be defined as the first air passage 221, the second air passage 222, the third air passage 223, the fourth air passage 224, the fifth air passage 225, the sixth air passage The air passage 226, the seventh air passage 227, and the eighth air passage 228 are used to communicate with the air inlet 4031 or the air outlet 4032 of the one-piece electromagnetic valve 40 for different purposes; among them, the first air passage 221, The second air passage 222, the third air passage 223, the fourth air passage 224, the fifth air passage 225, and the sixth air passage 226 are air valve outlet passages; the seventh air passage 227, the eighth air passage Road channel 228 is the air pump intake channel. In this embodiment, it also includes a common passage 229, which is the air valve intake passage, which can communicate with the air outlet 4032 of the air intake connected electromagnetic valve 41 and each of the air outlet connected electromagnetic valves. 40 air inlet 4031. A sealing groove 21 is arranged next to the air channel 22 of the lower housing 20, and the sealing groove 21 is sealed by a sealing plate 90. The groove 21 is closely matched to achieve a sealing effect.

It is further provided that the first air channel 221 is suitable for connecting with a lumbar support air bag for inflation, the second air channel 222 is suitable for connecting with a tailbone support air bag for inflation, and the third air channel 223 is suitable for connecting with One kneading air bag is inflated, the fourth air channel 224 is suitable for connecting to another kneading air channel 22, the fifth air channel 225 is suitable for connecting one of the finger pressure air bags for inflating, and the sixth air channel 226 is suitable for connecting another finger pressure air bag for inflation, the seventh air channel 227 is suitable for connecting an air pump for pumping air, and the eighth air channel 228 is suitable for connecting an air pump for inflation. Because in the massage chair, generally the tailbone support and the lumbar support air bags need to be deflated, so a deflated one-piece electromagnetic valve 45 is provided, and the two air outlets 4032 of the deflated one-piece electromagnetic valve 45 are respectively connected to the second air bag. An air channel 221 and a second air channel 222 share the air channel with the two air outlets 4032 of the first air intake integrated electromagnetic valve 41. When the deflated integrated electromagnetic valve 45 works, the first The two air outlets 4032 of the inlet conjoined electromagnetic valve 41 are not affected, nor does it affect the normal operation of other conjoined electromagnetic valves; this setting makes the specific air bag independent of each other between deflation and intake, The shell is carried out at the same time, so that the air bag can achieve better massage experience and effect when it is working. At the position of the air inlet 4031 of the deflated one-piece electromagnetic valve 45, there is an air release port 23 that communicates with the outside world. Specifically, there are two air release ports 23, and they are located on the back side of the airway passage of the housing. Noise-absorbing cotton 50 is provided to reduce the noise when exhausting. Here, the deflated one-piece electromagnetic gas valve 45 is also electrically connected to the PCBA control board 30 .

In the specific connection, the air inlet 4031 of the first air outlet connecting body communicates with the common channel 229, the air outlet 4032 communicates with the first air channel 221 and the second air channel 222 respectively, and the second air outlet connecting electromagnetic The air inlet 4031 of the air inlet 4031 also communicates with the common passage 229, and the air outlet 4032 communicates with the third air passage 223 and the fourth air passage 224 respectively, and the air inlet 4031 of the third air outlet conjoined electromagnetic also communicates with the common passage 229, and the outlet The air port 4032 communicates with the fifth air channel 225 and the sixth air channel 226 respectively; the air release conjoined solenoid valve 45 is arranged adjacent to the first air outlet conjoined electromagnetic valve 42, and its air inlet 4031 communicates with The air outlet 23 and the air outlet 4032 are connected to the first air channel 221 and the second air channel 222 respectively. At this time, the air outlet 4032 here is used for air intake, and the air inlet 4031 is used for air outlet; The air inlet 4031 of the body electromagnetic gas valve 41 communicates with the public passage 229, and the two air outlets 4032 communicate with the air pump respectively for pumping and inflating. At this time, the air inlet 4031 and the air outlet 4032 can be used for both air intake and outlet . Through this setting, the passages of each connected electromagnetic gas valve 40 correspond one-to-one, and are reasonably arranged, and are closely combined with the air channel 22 on the casing, so that the entire structure is compact. A seal 80 is also provided between the one-piece electromagnetic gas valve 40 and the lower housing 20 to ensure airtightness, and the seal 80 may be a rubber member here.

An air nozzle adapter 60 is provided on the air channel 22 for connecting an air bag or an air pump, and the air nozzle adapter 60 is fixed on the housing through an elastic buckle 70 for easy disassembly and replacement. A sealing ring 405 is also set on the air nozzle adapter 60 to ensure the airtight effect.

In another preferred embodiment, an air pressure sensor 100 is provided on the intake channel of the air valve, and the air pressure sensor 100 is electrically connected to the PCBA control board 30 . Specifically, the air pressure sensor 100 described here can be arranged on the common channel 229 of the air intake, so that the air valve can monitor the air intake air pressure in real time, which is convenient for precise adjustment and improves comfort. Realize the memory function.

The working principle of the present invention is that when the gas is pumped or inflated through the inlet connected electromagnetic gas valve 41, the gas can circulate on the common channel 229, and one or more connected electromagnetic gas valves are controlled by the PCBA control board 30. 40 to control the flow direction of the gas.

It should be noted that the PCBA control board 30 used in the present invention is an existing circuit control board, which can also be controlled by other control devices capable of realizing this function.

The second embodiment of the present invention also provides a means of transportation, including the massage chair mentioned above. By setting the massage chair, the occupants can enjoy better enjoyment in the car.

By adopting the above technical solution, the present invention can achieve the following technical effects:

1. The gas channel 22 of the lower shell 20 is connected by a sealing plate 90, which integrates multiple gas circuit management and simplifies the layout design of the gas valve;

2. Use one-piece solenoid valve to simplify layout design and reduce cost;

3. The air outlet 4032 of the electromagnetic air valve is equipped with sound-absorbing cotton to reduce the noise generated during deflation;

4. The one-piece electromagnetic gas valve 40 and the lower casing 20 are sealed and connected with rubber parts to reduce gas leakage;

5. The elastic design of the bevel angle 4011 is added to the solenoid valve casing 401 to ensure that after assembly, the casing 401 is in complete contact with the winding frame of the valve core and the magnetic field strength is improved;

6. The structure of the air channel 22 is integrated on the lower shell 20, and the air pressure sensor 100 device is integrated to facilitate the detection and control of the air pressure between the outlet air bag and each air channel 22;

7. The connection structure between the outside of the shell and the functional components adopts a quick assembly method, which is convenient for assembly and disassembly;

8. The one-piece electromagnetic gas valve 40 and PCBA control board 30 are integrated in design, integrating ECU function control and gas circuit control, making the control more precise and stable.

It should be understood that: the above are only preferred embodiments of the present invention, and the scope of protection of the present invention is not limited to the above examples, and all technical solutions under the idea of the present invention belong to the scope of protection of the present invention.

The above description of the drawings used in the implementation mode only shows some embodiments of the present invention, and should not be regarded as limiting the scope. Under the premise, other related drawings can also be obtained based on these drawings.

Claims (10)

1. A multi-air circuit controller for a massage chair, comprising a housing and a PCBA control board, characterized in that it also includes: an air valve assembly; wherein, The air valve assembly includes a plurality of conjoined electromagnetic air valves installed in parallel on the housing, and the conjoined electromagnetic air valves include an intake air conjoined electromagnetic air valve for connecting to an air pump and at least two The gas outlet connected electromagnetic valve, each of the inlet connected electromagnetic valve and the outlet connected electromagnetic valve includes an air inlet and an air outlet, and the inlet connected electromagnetic valve and the outlet connected electromagnetic valve The valve is suitable for controlling the opening and closing of its air outlet through the PCBA control board; An air channel is integrated on the housing, and the air channel includes an air pump inlet channel, an air valve inlet channel, and an air valve outlet channel. The air pump inlet channel is suitable for communicating with an external air pump, and the air valve inlet channel The gas channel communicates with the air outlet of the air intake connected electromagnetic valve and the air inlet of each of the air outlet connected electromagnetic valves, and the air outlet channel of the air valve is suitable for communicating with the air outlet and external air bag; The PCBA control board is electrically connected to the connected solenoid valve group to control the flow direction of gas. 2 . The multi-air circuit controller for a massage chair according to claim 1 , wherein two air outlets are arranged on the air inlet conjoined solenoid valve and the air outlet conjoined electromagnetic air valve. 3 . 3. The multi-air circuit controller for a massage chair according to claim 2, characterized in that, the housing is also provided with a deflated conjoined electromagnetic gas valve, which is provided with two air outlets, and the deflated The air outlet of the one-piece electromagnetic valve is arranged on two of the air valve outlet passages for air intake; and the air inlet of the one-piece electromagnetic valve for deflation is provided with an air release hole that communicates with the outside world , used for air outlet; the deflated one-piece electromagnetic gas valve is electrically connected to the PCBA control board. 4 . The multi-air circuit controller for a massage chair according to claim 3 , wherein an air pressure sensor is arranged on the air valve inlet channel, and the air pressure sensor is electrically connected to the PCBA control board. 5. The multi-air circuit controller for a massage chair according to claim 3, wherein the air pump inlet passage, the air valve inlet passage and the air valve outlet passage are all provided with an air nozzle adapter, and the air The mouth adapter is fixed on the housing through an elastic buckle. 6. The multi-air circuit controller for a massage chair according to claim 1, wherein a normally open exhaust hole is arranged on the air intake conjoined electromagnetic gas valve, and a sound-absorbing valve is arranged outside the exhaust hole. cotton. 7. The multi-air circuit controller for a massage chair according to claim 1, wherein the housing comprises an upper housing and a lower housing, and the air channel is arranged on the bottom surface of the lower housing, And sealed by the sealing plate. 8. A massage chair, which includes an air bag and an air pump, and is characterized in that it also includes the multi-air circuit controller for a massage chair according to any one of claims 1-7, wherein the air outlet connected electromagnetic air valve The air outlet is connected to the air bag, and the air inlet of the air inlet conjoined electromagnetic air valve is connected to the air pump. 9. The massage chair according to claim 8, wherein the air bags include a lumbar support air bag, a caudal vertebra air bag, a kneading air bag and acupressure air bags, and the lumbar support air bag, caudal vertebra air bag The kneading bag and the kneading air bag are connected to the air outlet of the one-piece electromagnetic air valve with pressure maintaining function, and the finger pressure air bag is connected to the air outlet of the one-piece electromagnetic air valve with normally open air vent superior. 10. A vehicle, characterized by comprising the massage chair according to any one of claims 8-9.

Images