CN210088072U - Integrated air valve unit - Google Patents

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 unit

technical field

The utility model relates to a gas valve device, in particular to an integrated gas valve device with at least one gas channel formed on a casing.

Background technique

With the progress of the times, people's requirements for car seats are getting higher and higher. Car seats no longer only have basic functions for users to ride on, and can also select corresponding specific functions according to implementation needs, such as massage. Function and lumbar support function, etc., and in order to achieve this specific function, an air valve device that can adjust the inflation and deflation of the seat airbag must be installed in the car seat.

The existing air valve device is as disclosed in CN 207893200U, which discloses a solenoid valve type airflow control device for a car seat. The airflow control device includes a casing, a control circuit board, and a plurality of Solenoid valve arranged on the control circuit board. However, the air flow control device must configure pipelines for each of the seat airbags separately, that is to say, when the airflow control device needs to inflate more objects, more pipelines must be configured in the housing. As a result, in addition to making the structure of the solenoid valves more complicated, the pipelines are more likely to interfere with the solenoid valves, which further increases the difficulty of assembling the solenoid valves when they are installed in the housing.

Utility model content

The main purpose of the utility model is to solve the problem that the internal pipeline of the existing air valve device is complicated.

In order to achieve the above-mentioned purpose, the utility model provides an integrated air valve device, which comprises:

a shell, comprising a first shell and a second shell assembled with the first shell, the second shell forms at least one gas channel on the side facing the first shell, the gas channel having an air inlet end and an air outlet end communicating with the outside of the casing; and

At least one solenoid valve, disposed in the casing, includes a first valve body and a second valve body assembled with the first valve body, the first valve body includes a first air guide port, a valve body connected to the air inlet A second air guide port that communicates with one end and a first valve core mechanism that is controlled to selectively close the first air guide port or the second air guide port, the second valve body includes an air inlet, an exhaust port, and A second valve core mechanism that is controlled to selectively close the intake port or the exhaust port, the solenoid valve has a first air guide state when the first air guide port is in communication with the air inlet port, and a A second air guide state in which the second air guide port communicates with the air inlet, a first exhaust state when the first air guide port is in communication with the exhaust port, and a second air guide state when the second air guide port is in communication with the exhaust port A second exhaust state of communication.

In the above-mentioned integrated air valve device, wherein the electromagnetic valve is provided with an anti-bleed gasket located at the air inlet end of the connected air passage at the second air guide port.

In the above-mentioned integrated air valve device, the first casing has a plurality of first notches, and the second casing has a plurality of second notches corresponding to the first notches and providing the first air guide ports.

The above-mentioned integrated air valve device, wherein the integrated air valve device includes a circuit board disposed in the casing and provided for the solenoid valve, the circuit board is formed with a through hole for the air inlet end of the gas channel to pass through, The solenoid valve has a plurality of electrical pins connected to the circuit board.

The above-mentioned integrated air valve device, wherein the integrated air valve device has an intake duct disposed in the casing, the intake duct includes an air receiving port that communicates with the outside of the casing to receive gas and at least one connection to the intake air port to input gas to the gas delivery port in the solenoid valve.

In the above-mentioned integrated air valve device, wherein the solenoid valve has a one-way valve disposed at the air inlet to restrict the backflow of gas to the air inlet pipe.

The above-mentioned integrated air valve device, wherein the integrated air valve device includes a mechanical pressure regulating component connected to the intake duct to adjust the gas pressure in the intake duct.

According to the disclosure of the foregoing utility model, compared with the prior art, the present utility model has the following features: the integrated gas valve device of the present utility model is formed with the gas passage on the casing, and the gas passage communicates with the solenoid valve The solenoid valve is combined with the air guide, thereby simplifying the structure of the solenoid valve and simplifying the pipeline in the casing.

The present utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but it is not intended to limit the present utility model.

Description of drawings

Fig. 1, the structure exploded view of one embodiment of the present utility model;

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

FIG. 3 is a top view of some elements of an embodiment of the present invention;

Fig. 4, the front view of an embodiment of the present utility model;

FIG. 5 is a schematic diagram of the action of an embodiment of the present utility model (1);

Fig. 6, the action schematic diagram (2) of an embodiment of the present utility model;

Fig. 7, the action schematic diagram (3) of an embodiment of the present utility model;

FIG. 8 is a schematic diagram (four) of the operation of an embodiment of the present invention.

where the reference number

100.........Integrated valve unit

10..........Housing

11..........First shell

111..........First Notch

12..........Second case

121..........Second Notch

122.........Gas channel

123..........Inlet port

124..........Outlet

13............Mounting holes

20........Solenoid valve

21..........................First valve body

211..........First air port

212..........Second air port

213..........First spool mechanism

214............First elastic piece

215............First electromagnet

22............Second valve body

221..........Inlet

222.........Exhaust port

223............Second spool mechanism

224..........Second elastic

225..........Second Electromagnet

23............Electrical pins

30.........................Intake duct

301..........Air receiving port

302..........Gas port

40............Circuit board

401..........Assembly hole

402.........Perforation

50..........Anti-bleed gasket

60............Check valve

70.........................Mechanical regulator components

Detailed ways

The detailed description and technical content of the present utility model are now described as follows in conjunction with the accompanying drawings:

Please refer to FIG. 1 to FIG. 5 , the present invention provides an integrated valve device 100 , the integrated air valve device 100 is arranged in a car seat and communicates with a plurality of airbags arranged in the car seat (Fig. not shown) to adjust the inflation and deflation of these air bags. Specifically, the integrated air valve device 100 includes a casing 10 and at least one solenoid valve 20 disposed in the casing 10 . The casing 10 includes a first casing 11 and a second casing 12 assembled with the first casing 11 , the first casing 11 has a plurality of first notches 111 , and the second casing 12 has A plurality of second notches 121 corresponding to one of the first notches 111 , each of the first notches 111 and each of the second notches 121 together define a mounting hole 13 for the solenoid valve 20 to be disposed. In addition, in this embodiment, the first casing 11 is the upper cover of the integrated air valve device 100 , and the second casing 12 is the lower cover of the integrated air valve device 100 . Further, at least one gas passage 122 is formed on the side of the second casing 12 facing the first casing 11 , and the gas passage 122 has a gas inlet 123 located in the casing 10 and a connection to the casing 10 . At the external gas outlet 124 , the gas channel 122 communicates with the solenoid valve 20 and cooperates with the solenoid valve 20 to guide gas.

Referring back to FIGS. 1 to 5 , in one embodiment, the integrated air valve device 100 of the present invention is provided with an air intake duct 30 in the housing 10 , and the air intake duct 30 includes a connection to the outside of the housing 10 . The gas receiving port 301 and at least one gas delivery port 302, the gas delivery port 302 is connected to the solenoid valve 20, and the gas receiving port 301 is used to accept the gas input from an external gas supply source (not shown in the figure) and The gas is input into the solenoid valve 20 through the gas delivery port 302 . In addition, the solenoid valve 20 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 guide port 211 , an air inlet port 211 and a second valve body 22 . The second air guide port 212 communicated with the end 123 and a first valve core mechanism 213, the first valve core mechanism 213 is disposed in the first valve body 21, and the first valve core mechanism 213 will be controlled The first valve body 21 is displaced inside, thereby selectively closing the first air guide port 211 or the second air guide port 212 . On the other hand, the second valve body 22 includes an air inlet 221 connected to the air inlet 302 for receiving gas, an exhaust port 222 for discharging the gas in the solenoid valve 20 to the outside of the solenoid valve 20 , and an exhaust port 222 . The second valve core mechanism 223, the second valve core mechanism 223 is disposed in the second valve body 22, the second valve core mechanism 223 will be displaced in the second valve body 22 when controlled, and then select The air inlet 221 or the air outlet 222 is closed off. Accordingly, the solenoid valve 20 of the present invention has a first air guiding state when the first air guiding port 211 communicates with the air inlet 221 , and a second air guiding state when the second air guiding port 212 communicates with the air inlet 221 . Two air guide states, a first exhaust state when the first air guide port 211 communicates with the exhaust port 222 , and a second exhaust state when the second air guide port 212 communicates with the exhaust port 222 .

As mentioned above, when the solenoid valve 20 is in the first air guide state or the first exhaust state, the solenoid valve 20 is inflated and deflated through the first air guide port 211, and when the solenoid valve 20 is in the first air guide state In the second air guiding state or the second exhausting state, the solenoid valve 20 is inflated and deflated through the air passage 122 and the air outlet 124 . That is to say, the solenoid valve 20 of the present invention can use the gas passage 122 to inflate and deflate different objects, so that the structure of the solenoid valve 20 is simplified, and the pipelines in the housing 10 are further simplified. . In addition, the solenoid valves 20 are directly installed on the gas channel 122 during the assembly process, so that the gas channels 122 not only have the function of inflating and deflating with the solenoid valve 20 , but also lower the solenoid valve 20 installation difficulty.

Referring back to FIGS. 1 to 3 , in one embodiment, the integrated air valve device 100 includes a circuit board 40 disposed in the housing 10 , and the circuit board 40 is provided for the solenoid valve 20 to be installed. Further, the The circuit board 40 is formed with a plurality of assembling holes 401 , and the solenoid valve 20 has a plurality of electrical pins 23 respectively corresponding to one of the assembling holes 401 . The electrical signal is used to control the first valve core mechanism 213 and the second valve core mechanism 223, so that the solenoid valve 20 can be switched between different states. Furthermore, a through hole 402 is formed on the air inlet end 123 of the circuit board 40 facing the air passage 122 , and the through hole 402 enables the second air guide ports 212 of the solenoid valves 20 to be inserted into the inlet through the through hole 402 . inside the gas end 123 , so that the solenoid valve 20 and the gas passage 122 are in a communication relationship.

Referring back to FIGS. 5 to 8 , the operation mode of the solenoid valve 20 will now be described. In order to describe 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 air bags. A plurality of second airbags connected to one of the air outlet ends 124, the first airbags and the second airbags can be defined according to different functions as a plurality of side-wing function airbags and a plurality of lumbar support airbags, etc., but the above functions are not used. limited. In one embodiment, the first valve body 21 has a first elastic member 214 and a first electromagnet 215 disposed around the first valve core mechanism 213 , and the first elastic member 214 is disposed on the first valve core The mechanism 213 faces the side of the first air guide port 211 . On the other hand, the second valve body 22 has a second elastic element 224 and a second electromagnet 225 arranged around the second valve core mechanism 223 . The second elastic member 224 is disposed on the side of the second valve core member 223 facing the air inlet 221 . In the initial state, the circuit board 40 does not output the electrical signal to the solenoid valve 20, the first valve core mechanism 223 is pressed against the first elastic member 214 to close the second air guide port 212, the second The valve core mechanism 213 is pressed against the second elastic member 225 to close the exhaust port 222, as shown in FIG. 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 port 211 . In addition, 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 core mechanism 213 to move toward the first air guide port 211 until the first valve body 211 is energized. The valve core mechanism 213 closes the first air guide port 211 , as shown in FIG. 6 , at this time the air inlet port 221 communicates with the second air guide port 212 , that is, the solenoid valve 20 is in the second air guide port 212 . In the state, the solenoid 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 core mechanism 223 to move toward the air inlet 221 until the first valve body 221 is displaced. The second valve core mechanism 223 closes the air inlet 221, as shown in FIG. 7, at this time the first air guide port 211 communicates with the exhaust port 222, that is to say, the solenoid valve 20 is in the first exhaust port In the state, the gas of one of the first air bags can move into the solenoid valve 20 from the first gas guide port 211 and be discharged out of the solenoid valve 20 through the exhaust port 222 . In addition, 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 core mechanism 213 to the first air guide port 211 displaces and closes the first air guide port 211, the second electromagnet 225 is energized to attract the second valve core mechanism 223 to displace and close the air intake port 221, as shown in FIG. 8, At this time, the second air guide port 212 communicates with the exhaust port 222 , that is to say, the solenoid valve 20 is in the second exhaust state, and the gas of the second air bag can enter the gas passage 122 through the gas outlet 124 . Then, the gas enters the solenoid valve 20 through the gas inlet end 123 , and then is discharged from the solenoid valve 20 through the exhaust port 222 . In addition, referring to FIG. 2 , in order to increase the air tightness between the solenoid valve 20 and the gas passage 122 , in one embodiment, the integrated gas valve device 100 is provided with an anti-bleed gasket 50 , and the anti-bleed gasket 50 is Sleeved on the second air guide ports 212 , the air leakage prevention gasket 50 prevents gas from escaping from the connection between the second air guide port 212 and the air inlet end 123 , resulting in insufficient air pressure.

Please refer to FIG. 1 to FIG. 5 again, in order to prevent the gas from flowing back into the intake pipe 30 when the solenoid valves 20 are in the first gas guide state or the second gas guide state, in one embodiment, the solenoid valve 20 has a one-way valve 60 located at the air inlet 221, the one-way valve 60 only allows gas to enter the solenoid valve 20 from the intake pipe 30, and restricts the backflow of gas from the solenoid valve 20 to the intake air inside pipe 30. In addition, in one embodiment, the integrated air valve device 100 of the present invention has a mechanical pressure regulating component 70 connected to the intake duct 30 , and the mechanical pressure regulating component 70 is used to adjust the inside of the intake duct 30 . Further, the implementation of the mechanical pressure regulating assembly 70 can be found in another application of the applicant of this case, Chinese patent CN205478213U, which will not be repeated here.

Of course, the present utility model can also have other various embodiments, without departing from the spirit and essence of the present utility model, those skilled in the art can make various corresponding changes and deformations according to the present utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present invention.

Claims (7)

1. An integrated air valve device, characterized in that, comprising: a shell, comprising a first shell and a second shell assembled with the first shell, the second shell forms at least one gas channel on the side facing the first shell, the gas channel having an air inlet end and an air outlet end communicating with the outside of the casing; and At least one solenoid valve, disposed in the casing, includes a first valve body and a second valve body assembled with the first valve body, the first valve body includes a first air guide port, a valve body connected to the air inlet A second air guide port that communicates with one end and a first valve core mechanism that is controlled to selectively close the first air guide port or the second air guide port, the second valve body includes an air inlet, an exhaust port, and A second valve core mechanism that is controlled to selectively close the intake port or the exhaust port, the solenoid valve has a first air guide state when the first air guide port is in communication with the air inlet port, and a A second air guide state in which the second air guide port communicates with the air inlet, a first exhaust state when the first air guide port is in communication with the exhaust port, and a second air guide state when the second air guide port is in communication with the exhaust port A second exhaust state of communication. 2 . The integrated air valve device of claim 1 , wherein the solenoid valve is provided with an anti-bleed gasket located at the air inlet end of the air passage connected to the second air guide port. 3 . 3 . The integrated air valve device of claim 1 , wherein the first casing has a plurality of first notches, and the second casing has a plurality of corresponding to the first notches and provides the first notches. 4 . A second gap provided by the air guide port. 4 . The integrated air valve device of claim 1 , wherein the integrated air valve device comprises a circuit board disposed in the housing and provided for the solenoid valve, and the circuit board is formed with a gas channel for the gas passage. 5 . The air inlet end is pierced through the through hole, and the solenoid valve has a plurality of electrical pins connected to the circuit board. 5. The integrated air valve device according to any one of claims 1 to 4, wherein the integrated air valve device has an intake duct disposed in the housing, and the intake duct includes a connection communicating with the housing The outside of the body is provided with a gas receiving port for receiving gas and at least one gas delivery port connected with the gas inlet for inputting gas into the electromagnetic valve. 6 . The integrated air valve device of claim 5 , wherein the solenoid valve has a one-way valve disposed at the air inlet to restrict the backflow of gas to the air inlet pipe. 7 . 7 . The integrated air valve device as claimed in claim 6 , wherein the integrated air valve device comprises a mechanical pressure regulating component connected to the intake duct to adjust the gas pressure in the intake duct. 8 .

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