CN210088072U

CN210088072U - Integrated air valve device

Info

Publication number: CN210088072U
Application number: CN201920931176.7U
Authority: CN
Inventors: 王志刚; 张钦岚
Original assignee: Huizhou Tangqun Seat Technology Co Ltd
Current assignee: Huizhou Tangqun Seat Technology Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-02-18
Anticipated expiration: 2029-06-18

Abstract

An integrated air valve device comprises a shell and at least one electromagnetic valve arranged in the shell, wherein the shell is provided with at least one air channel, the electromagnetic valve comprises a first valve body and a second valve body assembled with the first valve body, the first valve body comprises a first air guide port, a second air guide port communicated with the air channel and a first valve core machine member controlled to selectively seal the first air guide port or the second air guide port, the second valve body comprises an air inlet, an air outlet and a second valve core machine member controlled to selectively seal the air inlet or the air outlet, and the electromagnetic valve is provided with a first air guide state when the first air guide port is communicated with the air inlet and a second air guide state when the second air guide port is communicated with the air inlet so that the electromagnetic valve is communicated with the air channel.

Description

Integrated air valve device

Technical Field

The present invention relates to an air valve device, and more particularly to an integrated air valve device having at least one air passage formed on a housing.

Background

With the progress of the times, people have higher and higher requirements on the automobile seat, the automobile seat no longer has only basic functions for a user to sit on, and can select and add corresponding specific functions according to implementation requirements, such as a massage function, a waist support function and the like, and an air valve device capable of performing inflation and deflation adjustment on an air bag of the seat is required to be arranged in the automobile seat to achieve the specific functions.

For example, CN 207893200U discloses a solenoid-type airflow control device for a car seat, which includes a housing, a control circuit board, and a plurality of solenoid valves disposed in the housing and on the control circuit board. However, the air flow control device must be configured with a pipeline for each seat airbag, that is, when the air flow control device needs to inflate more objects, more pipelines must be configured in the housing, so that the pipelines are more likely to interfere with the electromagnetic valves besides making the structures of the electromagnetic valves more complicated, thereby further increasing the assembly difficulty when the electromagnetic valves are installed in the housing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main purpose, the problem that the inside pipeline of solving current pneumatic valve device is complicated.

To achieve the above object, the present invention provides an integrated air valve device, which comprises:

a shell, which comprises a first shell and a second shell assembled with the first shell, wherein the second shell is provided with at least one gas channel at one side facing the first shell, and the gas channel is provided with a gas inlet end and a gas outlet end communicated with the outside of the shell; and

the electromagnetic valve is arranged in the shell and comprises a first valve body and a second valve body assembled with the first valve body, the first valve body comprises a first air guide port, a second air guide port communicated with the air inlet end and a first valve core machine member controlled to selectively seal the first air guide port or the second air guide port, the second valve body comprises an air inlet, an air outlet and a second valve core machine member controlled to selectively seal the air inlet or the air outlet, and the electromagnetic valve is provided with a first air guide state when the first air guide port is communicated with the air inlet, a second air guide state when the second air guide port is communicated with the air inlet, a first air exhaust state when the first air guide port is communicated with the air outlet and a second air exhaust state when the second air guide port is communicated with the air outlet.

In the integrated air valve device, the electromagnetic valve is provided with an air leakage preventing gasket at the air inlet end of the air passage connected with the electromagnetic valve.

In the integrated air valve device, the first casing has a plurality of first gaps, and the second casing has a plurality of second gaps which are respectively arranged corresponding to the first gaps and provide the first air guide ports.

The integrated air valve device comprises a circuit board which is arranged in the shell and is provided with the electromagnetic valve, the circuit board is provided with a through hole for the air inlet end of the air channel to penetrate through, and the electromagnetic valve is provided with a plurality of electric pins which are connected to the circuit board.

The integrated gas valve device comprises a gas inlet pipeline arranged in the shell, wherein the gas inlet pipeline comprises a gas receiving port communicated with the outside of the shell to receive gas and at least one gas transmission port connected with the gas inlet to input the gas into the electromagnetic valve.

In the integrated air valve device, the electromagnetic valve is provided with a one-way valve which is arranged at the air inlet to limit the air to flow back to the air inlet pipeline.

The integrated gas valve device comprises a mechanical pressure regulating assembly connected with the gas inlet pipeline to regulate the gas pressure in the gas inlet pipeline.

Compared with the prior art, the present invention has the following features: the utility model discloses this integrated form pneumatic valve device takes shape on this casing has this gas passage, this gas passage and this solenoid valve intercommunication and with the air guide of this solenoid valve collocation jointly, simplify the structure of this solenoid valve by this, make the pipeline simple purification in this casing.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the present invention in another direction;

FIG. 3 is a top view of a portion of an element according to an embodiment of the present invention;

fig. 4 is a front view of an embodiment of the present invention;

FIG. 5 is a schematic view (one) of the operation of an embodiment of the present invention;

fig. 6 is a schematic view (ii) of the operation of an embodiment of the present invention;

fig. 7 is a schematic diagram (three) illustrating the operation of an embodiment of the present invention;

fig. 8 is a schematic view (iv) of the operation according to an embodiment of the present invention.

Wherein the reference numerals

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A

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A

The

The gas inlet end

The gas outlet end

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A

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A

The

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A

23

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The

A

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A

Detailed Description

The detailed description and technical contents of the present invention are described below with reference to the accompanying drawings:

referring to fig. 1 to 5, the present invention provides an integrated valve device 100, the integrated valve device 100 is disposed in a car seat and is connected to a plurality of air bags (not shown) disposed in the car seat for adjusting the air inflation and deflation of the air bags. Specifically, the integrated air valve device 100 includes a housing 10 and at least one solenoid valve 20 disposed in the housing 10. The housing 10 includes a first housing 11 and a second housing 12 assembled with the first housing 11, the first housing 11 has a plurality of first notches 111, the second housing 12 has a plurality of second notches 121 corresponding to one of the first notches 111, and each of the first notches 111 and each of the second notches 121 define a mounting hole 13 for the solenoid valve 20. In addition, in the present embodiment, the first casing 11 is an upper cover of the integrated valve device 100, and the second casing 12 is a lower cover of the integrated valve device 100. Further, at least one gas channel 122 is formed on a side of the second casing 12 facing the first casing 11, the gas channel 122 has a gas inlet end 123 located inside the casing 10 and a gas outlet end 124 connected to the outside of the casing 10, and the gas channel 122 is communicated with the solenoid valve 20 and cooperates with the solenoid valve 20 to guide gas.

Referring to fig. 1 to 5 again, in an embodiment, the integrated air valve device 100 of the present invention has an air inlet duct 30 disposed in the housing 10, the air inlet duct 30 includes an air receiving port 301 communicating with the exterior of the housing 10 and at least one air transmitting port 302, the air transmitting port 302 communicates with the solenoid valve 20, and the air receiving port 301 is used for receiving air input from an external air supply source (not shown) and inputting the air into the solenoid valve 20 through the air transmitting port 302. The solenoid valve 20 further includes a first valve body 21 and a second valve body 22 assembled with the first valve body 21, the first valve body 21 includes a first air inlet 211, a second air inlet 212 communicating with the air inlet 123, and a first valve element member 213, the first valve element member 213 is disposed in the first valve body 21, the first valve element member 213 is controlled to move in the first valve body 21, and further selectively closes the first air inlet 211 or the second air inlet 212. On the other hand, the second valve body 22 includes an inlet 221 connected to the gas transmission port 302 for receiving gas, an outlet 222 for discharging the gas in the solenoid valve 20 to the outside of the solenoid valve 20, and a second valve core element 223, the second valve core element 223 is disposed in the second valve body 22, and the second valve core element 223 is controlled to displace in the second valve body 22, so as to selectively close the inlet 221 or the outlet 222. Accordingly, the present invention provides the solenoid valve 20 with a first air guiding state when the first air guiding opening 211 is communicated with the air inlet 221, a second air guiding state when the second air guiding opening 212 is communicated with the air inlet 221, a first exhaust state when the first air guiding opening 211 is communicated with the air outlet 222, and a second exhaust state when the second air guiding opening 212 is communicated with the air outlet 222.

Accordingly, when the solenoid valve 20 is in the first gas guiding state or the first gas discharging state, the solenoid valve 20 is charged and discharged through the first gas guiding opening 211, and when the solenoid valve 20 is in the second gas guiding state or the second gas discharging state, the solenoid valve 20 is charged and discharged through the gas passage 122 through the gas outlet 124. That is, the solenoid valve 20 of the present invention can inflate and deflate different objects through the gas passage 122, so as to simplify the structure of the solenoid valve 20 and further simplify the pipeline inside the housing 10. In addition, the solenoid valves 20 are directly mounted on the gas passages 122 during the assembly process, so that the gas passages 122 not only have the function of charging and discharging gas with the solenoid valves 20, but also can reduce the difficulty in mounting the solenoid valves 20.

Referring to fig. 1 to 3, in an embodiment, the integrated air valve device 100 includes a circuit board 40 disposed in the housing 10, the circuit board 40 is disposed for the solenoid valve 20, further, a plurality of assembly holes 401 are formed on the circuit board 40, the solenoid valve 20 has a plurality of electrical pins 23 respectively corresponding to one of the assembly holes 401, and the electrical pins 23 receive an electrical signal provided by the circuit board 40 to control the first valve element 213 and the second valve element 223, so as to switch the solenoid valve 20 between different states. Furthermore, the circuit board 40 is formed with a through hole 402 at the gas inlet 123 facing the gas channel 122, the through hole 402 allows the second gas guide ports 212 of the solenoid valves 20 to be inserted into the gas inlet 123 through the through hole 402, so that the solenoid valves 20 are communicated with the gas channel 122.

Referring to fig. 5 to 8, the operation of the solenoid valve 20 will now be described, and for describing the embodiment in detail, the air bags are divided into a plurality of first air bags connected to the first air guide port 211 and a plurality of second air bags connected to one of the air outlet ports 124, and the first air bags and the second air bags may be defined according to different functions to be a plurality of side wing functional air bags and a plurality of waist support supporting air bags, but not limited to the above functions. In one embodiment, the first valve body 21 has a first elastic member 214 and a first electromagnet 215 provided around the first spool member 213, the first elastic member 214 being provided on the side of the first spool member 213 facing the first pilot port 211, and on the other hand, the second valve body 22 has a second elastic member 224 and a second electromagnet 225 provided around the second spool member 223, the second elastic member 224 being provided on the side of the second spool member 223 facing the intake port 221. In the initial state, the circuit board 40 does not output the electrical signal to the solenoid valve 20, the first valve core element 223 is abutted by the first elastic element 214 to close the second air guide opening 212, the second valve core element 213 is abutted by the second elastic element 225 to close the air outlet 222, as shown in fig. 5, at this time, the air inlet 221 is communicated with the first air guide opening 211, that is, the solenoid valve 20 is in the first air guide state, and the solenoid valve 20 inflates one of the first air bags through the first air guide opening 211. When the circuit board 40 outputs the electrical signal to the first valve body 21, the first electromagnet 215 is energized to attract the first valve element 213 to displace toward the first gas guide opening 211 until the first valve element 213 closes the first gas guide opening 211, as shown in fig. 6, at this time, the gas inlet 221 is communicated with the second gas guide opening 212, that is, the electromagnetic valve 20 is in the second gas guide state, and the electromagnetic valve 20 inflates one of the second airbags through the gas passage 122 and the gas outlet 124.

On the other hand, when the circuit board 40 outputs the electrical signal to the second valve body 22, the second electromagnet 225 is energized to attract the second valve element 223 to displace toward the inlet port 221 until the second valve element 223 closes the inlet port 221, as shown in fig. 7, at this time, the first gas guide port 211 is communicated with the outlet port 222, that is, the solenoid valve 20 is in the first exhaust state, wherein the gas of the first airbag can move from the first gas guide port 211 toward the solenoid valve 20 and can be exhausted from the outlet port 222 to the outside of the solenoid valve 20. When the circuit board 40 outputs the electrical signal to the first valve body 21 and the second valve body 22, the first electromagnet 215 is energized to attract the first valve element 213 to displace toward the first gas guide opening 211 and close the first gas guide opening 211, and the second electromagnet 225 is energized to attract the second valve element 223 to displace toward the gas inlet 221 and close the gas inlet 221, as shown in fig. 8, at this time, the second gas guide opening 212 is communicated with the gas outlet 222, that is, the solenoid valve 20 is in the second exhaust state, wherein gas of a second airbag can enter the gas channel 122 from the gas outlet 124, enter the solenoid valve 20 from the gas inlet 123, and then be exhausted out of the solenoid valve 20 from the gas outlet 222. In addition, referring to fig. 2, in order to increase the air tightness between the solenoid valve 20 and the air passage 122, in an embodiment, the integrated gas valve device 100 is provided with an air leakage prevention gasket 50, the air leakage prevention gasket 50 is sleeved on the second air guide ports 212, and the air leakage prevention gasket 50 prevents air from escaping from the connection between the second air guide ports 212 and the air inlet end 123 to generate a problem of insufficient air pressure.

Referring to fig. 1 to 5 again, in order to prevent the gas from flowing back from the gas inlet duct 30 when the solenoid valves 20 are in the first gas guiding state or the second gas guiding state, in one embodiment, the solenoid valve 20 has a check valve 60 disposed at the gas inlet 221, and the check valve 60 only allows the gas to enter the solenoid valve 20 from the gas inlet duct 30, and limits the gas from flowing back from the solenoid valve 20 to the gas inlet duct 30. In addition, in an embodiment, the integrated valve device 100 of the present invention has a mechanical pressure regulating assembly 70 connected to the air inlet pipe 30, the mechanical pressure regulating assembly 70 is used for regulating the pressure in the air inlet pipe 30, and further, the implementation of the mechanical pressure regulating assembly 70 is disclosed in another application of the applicant, which is disclosed in chinese patent CN205478213U, and is not described herein again.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. An integrated gas valve assembly, comprising:

2. The integrated gas valve assembly as recited in claim 1 wherein the solenoid valve is provided with a gas leakage prevention gasket at the gas inlet end of the gas passage connected thereto at the second gas inlet port.

3. The integrated air valve assembly as claimed in claim 1 wherein the first housing member has a plurality of first notches and the second housing member has a plurality of second notches respectively corresponding to the first notches and providing the first air guide ports.

4. The integrated gas valve device as claimed in claim 1, wherein the integrated gas valve device comprises a circuit board disposed in the housing and configured to be disposed on the solenoid valve, the circuit board being formed with a through hole for the gas inlet end of the gas passage to pass through, the solenoid valve having a plurality of electrical pins connected to the circuit board.

5. The integrated gas valve system as claimed in any one of claims 1 to 4, wherein the integrated gas valve system has a gas inlet pipe disposed in the housing, the gas inlet pipe including a gas receiving port communicating with an outside of the housing to receive gas and at least one gas delivery port connected to the gas inlet port to input gas into the solenoid valve.

6. The integrated gas valve system as claimed in claim 5, wherein the solenoid valve has a check valve provided at the gas inlet to restrict the gas from flowing back to the gas inlet pipe.

7. The integrated gas valve system as recited in claim 6, wherein the integrated gas valve system includes a mechanical pressure regulating assembly connected to the gas inlet conduit for regulating the pressure of the gas in the gas inlet conduit.