CN211599626U - Combined type solenoid valve, pump valve module and car seat - Google Patents
Combined type solenoid valve, pump valve module and car seat Download PDFInfo
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- CN211599626U CN211599626U CN201921954432.0U CN201921954432U CN211599626U CN 211599626 U CN211599626 U CN 211599626U CN 201921954432 U CN201921954432 U CN 201921954432U CN 211599626 U CN211599626 U CN 211599626U
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- 238000001746 injection moulding Methods 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 239000002131 composite material Substances 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000000465 moulding Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The application discloses a combined type solenoid valve, a pump valve module and an automobile seat, which comprise an air leakage solenoid valve and an air inflation solenoid valve which are connected in series and integrally formed in an injection molding mode; the first position area of the inflation electromagnetic valve is connected with an air source; the second position area of the air leakage electromagnetic valve is connected with the inflated bag; the second part area of the inflation solenoid valve is connected to the first part area of the deflation solenoid valve; when the inflation electromagnetic valve is electrified and the deflation electromagnetic valve is powered off, inflation is realized; when the inflation solenoid valve is powered off and the air leakage solenoid valve is powered on, the air is exhausted through a third position area of the air leakage solenoid valve; the combined type electromagnetic valve is arranged at the top end of the air source to form the same structure body. Make an air supply can realize the different control to multichannel gasbag through above-mentioned solenoid valve module, still increased the atmospheric pressure in the gasbag simultaneously and kept the function, compact structure, easily installation, the function is stable, can realize the cooperation of multiunit.
Description
Technical Field
The application relates to the field of composite electromagnetic valves, in particular to a composite electromagnetic valve, a pump valve module and an automobile seat.
Background
In the prior art systems of pneumatic support, pneumatic massage, pneumatic adjustment and the like of the seat, the solenoid valve set installed on each air bag for controlling inflation and deflation is generally the following: air source-one-way valve-two-position three-way electromagnetic valve-air bag; the one-way valve is opened only when the air bag is inflated, the one-way valve is opened when the air bag is inflated, the electromagnetic valve is in a power-off state, the air source is opened, and the air path gradually enters the air bag.
In the control mode, when a plurality of air bags are simultaneously connected with one air source, the air bags can only deflate and inflate simultaneously; therefore, in the use of the seat, one or two air bags with the same function are often used together to form a gas source.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a compound solenoid valve type pump valve module for an automotive seat that allows for different control of multiple airbags from one air source.
According to the technical scheme provided by the embodiment of the application, the composite electromagnetic valve comprises an air leakage electromagnetic valve and an air inflation electromagnetic valve which are connected in series and integrally formed in an injection molding mode; the first part area of the inflation electromagnetic valve is connected with the air outlet of the air source; the second position area of the air leakage electromagnetic valve is connected with the inflated bag; the second part area of the inflation solenoid valve is connected to the first part area of the deflation solenoid valve; when the inflation electromagnetic valve is electrified and the air leakage electromagnetic valve is powered off, inflation is realized; and when the inflation solenoid valve is powered off and the air leakage solenoid valve is powered on, air is exhausted through a third position area of the air leakage solenoid valve.
According to the technical scheme provided by the embodiment of the application, the second position area of the inflation solenoid valve is positioned at the structural connection part in the middle of the composite solenoid valve, is connected to the first position area of the air leakage solenoid valve, is axially staggered with the first position area of the air leakage solenoid valve, and is connected through an injection molding film core; a three-way port is formed in the injection molding film core; one end of the three-way opening is connected with the second part region of the inflation solenoid valve, one end of the three-way opening is connected with the first part region of the air leakage solenoid valve, and the other end of the three-way opening is sealed through a sealing ball.
According to the technical scheme that this application embodiment provided, the solenoid valve of admitting air is two-position two-way solenoid valve or two-position three-way solenoid valve, the solenoid valve of disappointing is two-position three-way solenoid valve.
According to the technical scheme provided by the embodiment of the application, the air inlet nozzle is installed in the first position area of the inflation electromagnetic valve and is connected with the side wall of the injection molding film core through U-shaped iron.
According to the technical scheme that this application embodiment provided, the regional air outlet nozzle of installing in third position of disappointing solenoid valve, the lateral wall of air outlet nozzle pass through U type iron with the lateral wall of the membrane core of moulding plastics is connected.
According to the technical scheme that this application embodiment provided, aerify the solenoid valve and/or the metal case of disappointing the solenoid valve is one of flat and spline type.
In a second aspect, the present application provides a pump valve module, comprising an air pump; each air outlet of the air pump is provided with one combined type electromagnetic valve; the first part area of the inflation electromagnetic valve is communicated with the air outlet of the air pump; the number of the combined type electromagnetic valves is at least one, and the combined type electromagnetic valves are integrally installed in a shell integrally formed with the air pump.
According to the technical scheme provided by the embodiment of the application, the device further comprises a pressure sensor; the pressure sensor is installed in the air path of the pump valve module or in the composite electromagnetic valve.
In a third aspect, the present application provides an air source for a lumbar support and/or side wing support structure of a car seat provided by the pump and valve module.
To sum up, the beneficial effect of this application:
1. according to the technical scheme, the inflation solenoid valve of the composite solenoid valve is powered on, the deflation solenoid valve is powered off, and the valve core of the inflation solenoid valve is powered on and moves down to realize inflation; the inflation solenoid valve is powered off, the air release solenoid valve is powered on, and the air release solenoid valve is powered on, so that the valve core moves upwards to realize air release; the air inflation electromagnetic valve is powered off, the air leakage electromagnetic valve is powered off, and the air pressure in the air bag is kept. One air source can realize different control of the multiple paths of air bags through the composite electromagnetic valve, and meanwhile, the air pressure maintaining function in the air bags is also increased.
2. The composite electromagnetic valve can be provided with one or more pump valve modules which are arranged on the upper part of the air pump in parallel and form the air pump, has compact structure, easy installation and stable function, and can realize the matching of multiple groups.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a compound solenoid valve in a pressure maintaining state in the present application;
FIG. 2 is a schematic structural diagram of a pump valve module according to the present application;
FIG. 3 is a schematic structural diagram of example 1 of the present application;
FIG. 4 is a schematic structural diagram of example 2 of the present application;
FIG. 5 is a cross-sectional view of a metal valve cartridge of the present application;
fig. 6 is a schematic structural diagram of a compound solenoid valve when a connecting passage is used in the present application.
Reference numbers in the figures: an air leakage electromagnetic valve-1; an inflation electromagnetic valve-2; injection molding of a film core-3; an air pump-4; a pressure sensor-5; a metal valve core-6; an air tap-7; framework-8; a spring-9; 10 parts of silica gel cap; u-shaped iron-11; a sealing ball-12; -an upper shell-13; PCB board-14; a first partial region-15; a connecting channel-16; a second partial region-17; third partial area-18.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Please refer to fig. 1, which is a composite solenoid valve provided in this embodiment, including an air-bleed solenoid valve 1 and an air-charge solenoid valve 2 connected in series and formed by injection molding; the first part area 15 of the inflation electromagnetic valve 2 is connected with an air outlet of an air source; the second position area 17 of the air escape electromagnetic valve 1 is connected with an inflated bag; the second region 17 of the charge solenoid valve 2 is connected to the first region 15 of the bleed solenoid valve 1; when the inflation solenoid valve 2 is powered on and the deflation solenoid valve 1 is powered off, inflation is realized; when the charging electromagnetic valve 2 is powered off and the air leakage electromagnetic valve 1 is powered on, the air is exhausted through a third part area 18 of the air leakage electromagnetic valve 1; the combined type electromagnetic valve is arranged at the top end of the air source and can form the same structure body with the air source. The inflation solenoid valve 2 is a two-position two-way solenoid valve, the second position area 17 of the inflation solenoid valve 2 is used for air inlet to the air leakage solenoid valve 1, and the first position area 15 of the inflation solenoid valve 2 is used for air inlet of an air source; the air release solenoid valve 1 is a two-position three-way solenoid valve, a second position area 17 of the air release solenoid valve 1 is used for inflating an inflated bag, a third position area 18 of the air release solenoid valve 1 is used for releasing air into the air, and a first position area 15 of the air release solenoid valve 1 is used for receiving the air from the inflation solenoid valve 2; the combined type electromagnetic valve is arranged at the top end of the air source to form the same structure body, so that the purpose of an integrated compact arrangement structure is achieved.
The first position area 15 of the air-bleed solenoid valve 1 is an air inlet of the air-bleed solenoid valve 1, the second position area 17 of the air-bleed solenoid valve 1 is an air outlet of the air-bleed solenoid valve 1, and the third position area 18 of the air-bleed solenoid valve 1 is an air outlet of the air-bleed solenoid valve 1; the first position area 15 of the inflation solenoid valve 2 is an air inlet of the inflation solenoid valve 2; the second position area 17 of the inflation solenoid valve 2 is an air outlet of the inflation solenoid valve 2; here, the type of air supply, optionally an air pump, an air supply of the vehicle body itself, or other components that can serve as an air supply.
The second position area 17 of the inflation solenoid valve 2 is positioned at the structural connection part in the middle of the composite solenoid valve, is connected to the first position area 15 of the air leakage solenoid valve 1, is axially staggered with the first position area, and is connected with the first position area through an injection molding film core 3; a three-way port is formed in the injection molding film core 3; one end of the three-way opening is connected with the second position area 17 of the inflation solenoid valve 2, one end of the three-way opening is connected with the first position area 15 of the air leakage solenoid valve 1, and the other end of the three-way opening is sealed through the sealing ball 12. Because the second position region 17 of the inflation solenoid valve 2 and the air leakage solenoid valve 1 are staggered axially, the inflation solenoid valve and the air leakage solenoid valve can only be connected in a bridging mode by adopting the injection mold core 3 with a three-way opening, and redundant air holes generated by bridging are blocked by the interference fit of the sealing balls 12.
Here, the second region 17 of the inflation solenoid valve 2 and the first region 15 of the deflation solenoid valve 1 may be further connected through a connecting channel 16, and then a three-way connection is replaced, so that the second region 17 of the inflation solenoid valve 2 and the first region 15 of the deflation solenoid valve 1 are directly communicated, which can simplify the structure, and in other embodiments, other connecting components may be used to connect the inflation solenoid valve 2 and the deflation solenoid valve 1.
And the first part area 15 of the inflation electromagnetic valve 2 is provided with an air inlet nozzle, and the air inlet nozzle is connected with the side wall of the injection molding film core 3 through a U-shaped iron 11. The regional 18 in third position of disappointing solenoid valve 1 installs out the gas nozzle, the lateral wall that goes out the gas nozzle passes through U type iron 11 and is connected with the lateral wall of the membrane core 3 of moulding plastics. The air inlet nozzle of the inflation electromagnetic valve 2 is used for being connected with an air outlet of an air source, and the air outlet nozzle of the inflation electromagnetic valve 2 is used for being connected with an inflated bag. The U-shaped iron 11 not only connects the air outlet nozzle and the air inlet nozzle with the framework 8 of the composite electromagnetic valve, but also has the effect of increasing the magnetic field.
And the metal valve core 6 of the inflation solenoid valve 2 and/or the deflation solenoid valve 1 is one of a flat type and a spline type. A gap exists between the flat or spline metal valve core 6 and the electromagnetic valve shell, and the gap is used as an air channel between a first part area and a second part area of the electromagnetic valve.
As shown in fig. 1, the lower end of the cavity of the inflation solenoid valve 2 is a first part area 15, and the upper end is a second part area 17; a silica gel cap 10, a metal valve core 6 and a spring 9 are sequentially arranged in the cavity from bottom to top; when the air-inflation electromagnetic valve 2 is powered on, the silica gel cap 10 moves downwards along with the metal valve core 6, the air inlet nozzle is installed in the first position area 15 and is connected with the side wall of the injection film core 3 through the U-shaped iron 11, the air inlet nozzle is connected with the air-inflation electromagnetic valve 2 and is then connected with the air outlet of an air source, the air-inflation function is realized, and airflow flows through the air-deflation electromagnetic valve 1 and then enters an inflated bag, so that the air-inflation function is realized; the left lower end of the cavity of the air leakage electromagnetic valve 1 is a first part area 15, the right lower end is a third part area 18, and the upper end is a second part area 17; a silica gel cap 10, a metal valve core 6 and a spring 9 are sequentially arranged in the cavity from bottom to top; the third part area 18 is provided with an air outlet nozzle, and the side wall of the air outlet nozzle is connected with the side wall of the injection molding film core 3 through U-shaped iron 11; when the air-release solenoid valve 1 is powered on, the metal valve core 6 of the air-release solenoid valve 1 moves upwards, the second part area 17 is communicated with the third part area 18, and the gas in the inflated bag enters from the second part area 17 and then is discharged from the third part area 18 to realize air release;
therefore, the technical scheme of the embodiment not only realizes inflation and deflation on a composite electromagnetic valve, but also can realize the pressure maintaining function when the inflation electromagnetic valve 2 and the deflation electromagnetic valve 1 are simultaneously turned off, and the upper shell 13 is also arranged outside the composite electromagnetic valve, so that the composite electromagnetic valve is protected, further, the structure is integrated on a PCB (printed circuit board) 14, the integration level of devices is further improved, and the structure and the installation are simplified.
The specific working steps are as follows:
among this technical scheme, through the solenoid valve of design two-position two way or two-position three way solenoid valve as aerifing solenoid valve and two-position three way's solenoid valve as the solenoid valve of losing heart, two solenoid valves form a solenoid valve module, have three kinds of operating condition:
1. as shown in fig. 3, in embodiment 1, the inflation solenoid valve 2 is powered on, the deflation solenoid valve 1 is powered off, the inflation solenoid valve 2 is powered on, the metal valve core 6 moves downwards, the gas enters the inflation solenoid valve 2 from the gas source through the connecting channel 16, then enters the first position area 15 of the deflation solenoid valve 1 from the second position area 17 of the inflation solenoid valve 2 through the channel of the injection film core 3, and finally enters the inflated bag from the second position area 17 of the deflation solenoid valve 1 to realize inflation;
2. as shown in fig. 4, in embodiment 2, the inflation solenoid valve 2 is powered off, the deflation solenoid valve 1 is powered on, the metal valve core 6 moves upwards, the connecting channel 16 does not pass through gas any more, the gas enters the deflation solenoid valve 1 from the inflated bag, passes through the second region 17 of the deflation solenoid valve 1, and is then discharged from the third region 18 of the deflation solenoid valve 1, so as to realize deflation;
3. as shown in fig. 1, the charging solenoid valve 2 is powered off, and the discharging solenoid valve 1 is powered off; the gas can not enter the air escape electromagnetic valve 1, and the air pressure in the inflated bag is kept.
Example two
As shown in fig. 2, the pump valve module provided in this embodiment includes an air pump 4; each air outlet of the air pump 4 is provided with a compound electromagnetic valve in the first embodiment; the first part area 15 of the inflation electromagnetic valve 2 is communicated with the air outlet of the air pump 4; preferably, the number of the compound electromagnetic valves is 4, and the 4 compound electromagnetic valves are integrally installed in a shell integrally formed with the air pump 4. In other embodiments, the number of the compound solenoid valves may be other values set according to requirements.
Preferably, a pressure sensor 5 is installed in an air path of the pump valve module, and the pressure sensor 5 is installed in the air path of the pump valve module or in the composite electromagnetic valve. The pressure sensor 5 monitors the gas circuit system to realize more complex control. The installation position of the pressure sensor 5 can be selected from any one of the following modes:
1. the air pump is arranged on an air path for supplying air to all the combined electromagnetic valves and is used for detecting the air supply pressure of the air pump;
2. the pressure sensors 5 are arranged on the gas paths of the compound electromagnetic valves and the inflated bags, the number of the pressure sensors is consistent with that of the compound electromagnetic valves, and the pressure sensors are respectively used for monitoring the pressure in the inflated bags;
3. the pressure sensor 5 is simultaneously arranged on an air path for supplying air to all the combined electromagnetic valves by the air pump and on the air paths of the combined electromagnetic valves and the inflated bag; at the moment, the air pressure of each air passage in the whole pump valve module can be comprehensively monitored.
EXAMPLE III
The embodiment provides a car seat, the air supply of the waist support and/or the flank supporting structure of car seat is provided by the pump valve module in embodiment two, the gasbag of the waist support and/or the flank supporting structure of car seat is by the combined type solenoid valve is aerifyd or is lost air, and the car seat in this embodiment has realized different regulation and control to multichannel gasbag.
The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (9)
1. A composite electromagnetic valve is characterized by comprising an air leakage electromagnetic valve (1) and an air inflation electromagnetic valve (2) which are connected in series and are integrally formed by injection molding; the first part area (15) of the inflation electromagnetic valve (2) is connected with an air outlet of an air source; the second position area (17) of the air leakage electromagnetic valve (1) is connected with an inflated bag; the second region (17) of the charging solenoid valve (2) is connected to the first region (15) of the discharging solenoid valve (1); the inflation electromagnetic valve (2) is electrified, and the deflation electromagnetic valve (1) is electrified when being powered off to realize inflation; when the inflation solenoid valve (2) is powered off and the air leakage solenoid valve (1) is powered on, air is exhausted through a third position area (18) of the air leakage solenoid valve (1).
2. The compound solenoid valve according to claim 1, characterized in that the second portion area (17) of the inflation solenoid valve (2) is located at the structural connection in the middle of the compound solenoid valve, and it is connected to the first portion area (15) of the deflation solenoid valve (1) axially offset from it and connected by an injection-moulded membrane core (3); a three-way port is formed in the injection molding film core (3); one end of the three-way opening is connected with the second position area (17) of the inflation solenoid valve (2), one end of the three-way opening is connected with the first position area (15) of the air leakage solenoid valve (1), and the other end of the three-way opening is sealed through a sealing ball (12).
3. The compound solenoid valve according to claim 1, wherein the inflation solenoid valve (2) is a two-position two-way solenoid valve or a two-position three-way solenoid valve, and the deflation solenoid valve (1) is a two-position three-way solenoid valve.
4. The compound solenoid valve according to claim 2, characterized in that the first area (15) of the inflation solenoid valve (2) is fitted with an air inlet nozzle, which is connected to the side wall of the injection mold core (3) by means of a U-shaped iron (11).
5. The compound electromagnetic valve according to claim 2, characterized in that the air-bleed electromagnetic valve (1) is provided with an air outlet nozzle in the third position area (18), and the side wall of the air outlet nozzle is connected with the side wall of the injection molding film core (3) through a U-shaped iron (11).
6. The compound solenoid valve according to claim 2, characterized in that the metallic spool (6) of the inflation solenoid valve (2) and/or the deflation solenoid valve (1) is one of flat and splined.
7. A pump valve module is characterized by comprising an air pump (4); each air outlet of the air pump (4) is provided with a compound electromagnetic valve as claimed in any one of claims 1 to 5; a first part area (15) of the inflation electromagnetic valve (2) is communicated with an air outlet of the air pump (4); the number of the combined type electromagnetic valves is at least one, and the combined type electromagnetic valves are integrally installed in a shell integrally formed with the air pump (4).
8. Pump-valve module according to claim 7, characterized in that it further comprises a pressure sensor (5); and the pressure sensor (5) is arranged in an air path of the pump valve module or in the composite electromagnetic valve.
9. An automobile seat, characterized in that the air supply for the lumbar support and/or side wing support structure of the automobile seat is provided by a pump valve module according to claim 7 or 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954432.0U CN211599626U (en) | 2019-11-13 | 2019-11-13 | Combined type solenoid valve, pump valve module and car seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954432.0U CN211599626U (en) | 2019-11-13 | 2019-11-13 | Combined type solenoid valve, pump valve module and car seat |
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| Publication Number | Publication Date |
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| CN211599626U true CN211599626U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921954432.0U Active CN211599626U (en) | 2019-11-13 | 2019-11-13 | Combined type solenoid valve, pump valve module and car seat |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822133A (en) * | 2019-11-13 | 2020-02-21 | 东莞市安海思精密电子有限公司 | A composite solenoid valve, pump valve module and car seat |
| CN112762216A (en) * | 2020-12-31 | 2021-05-07 | 胜华波汽车电器(滁州)有限公司 | Combined valve |
| CN115325452A (en) * | 2022-07-28 | 2022-11-11 | 厦门劲博汇科技有限公司 | A multi-air path controller, massage chair and means of transportation |
| US12397692B2 (en) | 2019-11-13 | 2025-08-26 | AEW Technology Group Co., LTD. | Pump valve module and method for operating the same, solenoid valve-based pump valve module for providing massage function for vehicle seat, and vehicle seat |
-
2019
- 2019-11-13 CN CN201921954432.0U patent/CN211599626U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822133A (en) * | 2019-11-13 | 2020-02-21 | 东莞市安海思精密电子有限公司 | A composite solenoid valve, pump valve module and car seat |
| US12397692B2 (en) | 2019-11-13 | 2025-08-26 | AEW Technology Group Co., LTD. | Pump valve module and method for operating the same, solenoid valve-based pump valve module for providing massage function for vehicle seat, and vehicle seat |
| CN112762216A (en) * | 2020-12-31 | 2021-05-07 | 胜华波汽车电器(滁州)有限公司 | Combined valve |
| CN115325452A (en) * | 2022-07-28 | 2022-11-11 | 厦门劲博汇科技有限公司 | A multi-air path controller, massage chair and means of transportation |
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