CN210068424U - Pump valve all-in-one machine for pneumatic waist support of automobile seat - Google Patents
Pump valve all-in-one machine for pneumatic waist support of automobile seat Download PDFInfo
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- CN210068424U CN210068424U CN201920427123.1U CN201920427123U CN210068424U CN 210068424 U CN210068424 U CN 210068424U CN 201920427123 U CN201920427123 U CN 201920427123U CN 210068424 U CN210068424 U CN 210068424U
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Abstract
Pneumatic waist of car seat holds in palm uses pump valve all-in-one includes: the air pump, the pump valve connecting seat, the lower base of the electromagnetic air valve, the normally open electromagnetic air valve, the upper cover of the electromagnetic air valve and the control circuit board; the pump valve connecting seat is provided with a one-way air outlet structure, and the one-way air outlet structure on the pump valve connecting seat is opposite to and communicated with an air outlet hole of the air pump; the lower base of the electromagnetic air valve is fixed on the air pump, the bottom of the lower base of the electromagnetic air valve is provided with a mounting groove, a pump valve connecting seat is mounted in the mounting groove, and an air passing hole is formed in the position, opposite to the one-way air outlet structure of the pump valve connecting seat, on the lower base of the electromagnetic air valve; the normally open electromagnetic air valve is arranged on the lower base of the electromagnetic air valve, and the air inlet end of the normally open electromagnetic air valve corresponds to the air passing hole of the lower base of the electromagnetic air valve; the upper cover of the electromagnetic air valve is arranged above the normally open electromagnetic air valve, and the air outlet joint of the upper cover of the electromagnetic air valve corresponds to the valve core of the normally open electromagnetic air valve. The pump-valve integrated machine has complete performance, and can realize simultaneous inflation and deflation of a plurality of air bags.
Description
Technical Field
The utility model belongs to pneumatic waist holds in the palm the air pump field, concretely relates to car seat pneumatic waist that combines air pump and air valve as an organic whole holds in the palm uses pump valve all-in-one.
Background
In recent years, the development of the automobile industry in China is vigorous, China becomes a country which breaks tens of millions of automobiles every year after the United states and the next day, and the automobile industry enters the large country ranks of tens of millions of automobiles. Moreover, with the increase of personal household income, automobiles are not only office and transportation tools of institutions and enterprise units, but also become the first choice for household consumption at present, people put higher demands on the brand, safety and quality of automobiles, and pay more attention to the driving comfort, wherein the comfort of automobile seats is of great importance.
In order to reduce fatigue caused by long-time driving, a waist support is usually arranged on an automobile seat, and three kinds of waist supports which are respectively a manual waist support, an electric waist support and a pneumatic waist support and are arranged on the automobile seat in the current market are provided. However, the manual waist support needs to be operated manually, the operation torque is large, and the inconvenience and the labor waste of a user are often caused; the electric waist support has complex structure, more parts, high cost and poor reliability; the pneumatic lumbar support is an ideal choice for the entire market.
The air pump and the air valve used by the pneumatic waist support are core components of the whole pneumatic waist support. Most of the existing market is that an air pump and an air valve are separated, namely, the independent air valve and the independent air pump are mutually connected through air passages such as pipelines. However, the pump and valve separation has the following disadvantages: (1) two parts require more costs for transportation, storage, management, etc. than one part; (2) the pump and the valve need to be connected by a gas pipe, so that the occupied space is large, and the cost waste of assembly, tooling and personnel is caused; (3) the reliability of the fitting of a plurality of components is also poor compared with that of a single component, and gas leakage, falling-off, and other defects are likely to occur in gas passage pipes and the like.
Chinese patent CN 208010548U discloses a "take miniature air pump of pump valve integral type of normally opening electromagnetic valve", this air pump designs into cylindrical cavity with the pump top cap, and cylindrical cavity links to each other with the cooperation of two-position two-way normally opening electromagnetic valve, makes the pump top cap form connect the structure of two-position two-way normally opening electromagnetic valve and air pump respectively from top to bottom, realizes pump valve integral type structure, has reduced the gas circuit pipeline, has reduced harmful phenomena such as gas leakage and has produced. However, the structure performance is too single, the function is less, and the air pump cannot simultaneously realize the air charging and discharging of a plurality of products.
Disclosure of Invention
An object of the utility model is to provide a rational in infrastructure, functional, the pneumatic waist of reliability is high, with low costs car seat holds in the palm and uses pump valve all-in-one to solve current pump valve all-in-one performance singleness, can't realize filling, the technical problem who exits simultaneously to a plurality of air pockets.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
pneumatic waist of car seat holds in palm uses pump valve all-in-one includes: the air pump, the pump valve connecting seat, the lower base of the electromagnetic air valve, the normally open electromagnetic air valve, the upper cover of the electromagnetic air valve and the control circuit board; the pump valve connecting seat is provided with a one-way air outlet structure, and the one-way air outlet structure on the pump valve connecting seat is opposite to and communicated with an air outlet hole of the air pump; the lower base of the electromagnetic air valve is fixed on the air pump, a mounting groove is processed at the bottom of the lower base of the electromagnetic air valve, a pump valve connecting seat is mounted in the mounting groove, and an air passing hole is processed on the lower base of the electromagnetic air valve at a position opposite to the one-way air outlet structure of the pump valve connecting seat; the normally open electromagnetic air valve is arranged on the lower base of the electromagnetic air valve, and the air inlet end of the normally open electromagnetic air valve corresponds to the air passing hole of the lower base of the electromagnetic air valve; the upper cover of the electromagnetic air valve is arranged above the normally open electromagnetic air valve, an air outlet joint of the upper cover of the electromagnetic air valve corresponds to a valve core of the normally open electromagnetic air valve, the normally open electromagnetic air valve is opened when the electromagnetic air valve is not electrified, air of the air pump is discharged from the air outlet joint through the normally open electromagnetic air valve, and the air of the air pump cannot be discharged from the air outlet joint through the normally open electromagnetic air valve when the electromagnetic air valve is electrified; and the control circuit board is used for controlling the electromagnetic gas valve and the gas pump to work.
As the utility model discloses a preferred, this pump valve all-in-one still includes the shell, the shell is installed on the air pump, and base, normally open electromagnetic valve, electromagnetic valve upper cover are all installed in the shell under the electromagnetic valve.
Preferably, the pump-valve integrated machine further comprises a pressure sensor, and a pressure sensor mounting hole is formed in the side wall of the lower base of the electromagnetic air valve; the pressure sensor mounting hole is communicated with the air passing hole, a connecting pipe is mounted on the outer side of the pressure sensor mounting hole, and the connecting pipe is connected with the pressure sensor and used for transmitting a pressure signal to the pressure sensor; the pressure sensor is electrically connected with the control circuit board.
As a further preference of the utility model, the pump valve connecting seat comprises a rubber sheet bracket and a one-way rubber sheet; a connecting bulge is processed at the bottom of the rubber sheet support and is arranged on an air outlet of the air pump; an installation groove is processed around the connecting bulge, and a sealing ring is installed in the installation groove; a unidirectional rubber sheet mounting hole is processed above the rubber sheet support, and vent holes are processed around the unidirectional rubber sheet mounting hole; the one-way rubber sheet is arranged in the one-way rubber sheet mounting hole and covers the vent hole; the periphery of the unidirectional rubber sheet is processed with an installation groove, and a sealing ring is installed in the installation groove.
As a further preference of the utility model, under the electromagnetism pneumatic valve on the base and processing around crossing the gas pocket have a mounting groove install the sealing washer in the mounting groove for realize sealed under the electromagnetism pneumatic valve between base and the normally open electromagnetism pneumatic valve.
As a further preferred aspect of the present invention, the normally open electromagnetic air valve includes an outer frame, a wire holder, a valve core, a rubber plug, and a spring; wherein, the bottom of the outer frame is provided with an axial air inlet groove; the axial air inlet groove corresponds to the air passing hole of the lower base of the electromagnetic air valve; the wire frame is arranged on the outer frame, and an enameled wire is wound outside the wire frame; the valve core is sleeved in the wire frame, grooves are formed in the upper end and the lower end of the valve core, and rubber plugs are arranged in the two grooves; a spring is sleeved on the outer side surface of the butt joint section of the valve core and the outer frame, and the valve core is in clearance fit with the wire frame to form a gas passage; the air inlet end of the air passing channel is communicated with the axial air inlet groove, the valve core is positioned right above the axial air inlet groove under the action of the spring, and when the electromagnetic air valve is electrified, the rubber plug nozzle can form sealing with the axial air inlet groove under the action of electromagnetic force.
As a further preference of the utility model, an exhaust channel is arranged in the upper cover of the electromagnetic air valve, the air outlet of the exhaust channel is arranged on the side wall of the upper cover of the electromagnetic air valve, an air vent is processed on the exhaust channel at a position corresponding to the rubber plug nozzle at the upper end of the valve core, an inflation channel is arranged on the side wall of the air vent, and the inflation channel is communicated with the air vent, the air outlet joint and the normally open electromagnetic air valve; under normal conditions, a seal is formed between a rubber plug at the upper end of the valve core and a vent hole on the exhaust channel, and gas exhausted by the normally open electromagnetic gas valve inflates the gas bag through the inflation channel and the gas outlet connector; when the electromagnetic air valve is electrified, the air pump stops inflating, and air in the air bag is discharged through the air outlet joint, the inflation channel, the vent hole and the exhaust channel.
As a further preferable mode of the present invention, a placement groove is formed in the electromagnetic air valve upper cover at a position opposite to the wire holder, and one end of the wire holder is inserted into the placement groove; and a mounting groove is processed at the periphery of the placing groove, and a sealing ring is mounted in the mounting groove.
As a further preferable aspect of the present invention, the noise reduction cotton is attached to the outside of the air outlet of the exhaust passage.
The utility model has the advantages and positive effects that:
(1) the utility model provides a pump valve all-in-one simple structure, high durability and convenient use, this pump valve all-in-one can set up a plurality of joints of giving vent to anger as required moreover, every is given vent to anger and connects all can the independent connection air pocket, when starting the air pump, the condition of giving vent to anger that can control every joint of giving vent to anger respectively through control normally open solenoid valve's switch, accomplish the inflation or the gassing process to different air pockets, effectively solve current pump valve all-in-one performance singleness, can't realize filling, the technical problem who bleeds to a plurality of air.
(2) The utility model provides a pump valve all-in-one is multiple functional, still can realize the regulation to the air pocket height through addding pressure sensor, can also avoid filling the emergence of the condition of exploding with the air pocket simultaneously.
(3) The utility model provides a pump valve all-in-one is through addding the cotton of making an uproar of falling in the exhaust passage exit, can the noise abatement, improves the travelling comfort by bus.
Drawings
Fig. 1 is an exploded view of the pump-valve integrated machine of the present invention.
FIG. 2 is a front view of the pump and valve all-in-one machine without the housing.
FIG. 3 is a top view of the pump and valve combination without the housing.
Fig. 4 is a sectional view a-a in fig. 3.
Fig. 5 is a schematic view of the overall structure of the pump valve connecting seat of the present invention.
Fig. 6 is a top view of the pump valve connecting seat of the present invention.
Figure 7 is a cross-sectional view of the pump valve connecting seat of the present invention taken along line B-B.
Fig. 8 is one of the overall structural schematic diagrams of the lower base of the electromagnetic air valve of the present invention.
Fig. 9 is a second schematic view of the overall structure of the lower base of the electromagnetic air valve of the present invention.
FIG. 10 is a schematic view of the connection of the normally open solenoid valve with the lower base and the upper cover of the solenoid valve.
Fig. 11 is an exploded view of fig. 10.
Fig. 12 is a partially enlarged view of fig. 3.
Fig. 13 is a cross-sectional view of the normally open solenoid valve coupled to the solenoid valve cover at another angle.
Fig. 14 is a schematic diagram of the control circuit board.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the utility model provides a pneumatic waist of car seat holds in palm and uses pump valve all-in-one, include: the air pump comprises an air pump 1, a pump valve connecting seat 2, an electromagnetic air valve lower base 3, a normally open electromagnetic air valve 4, an electromagnetic air valve upper cover 5, a control circuit board 6 and a shell 7; wherein, the model of the air pump 1 is JQF1418136, manufacturer: the Shenzhen dynasty gathering Chuanxing science and technology Limited company, the air pump 1 can select an air pump with one air outlet, two air outlets and three or more air outlets according to actual needs, and the air pump with two air outlets is selected in the embodiment; a one-way air outlet structure is processed on the pump valve connecting seat 2, and the one-way air outlet structure on the pump valve connecting seat 2 is opposite to and communicated with an air outlet hole of the air pump 1; the lower base 3 of the electromagnetic air valve is fixed on the air pump 1 through bolts; the normally open electromagnetic valve 4 is arranged on the lower base 3 of the electromagnetic valve; the electromagnetic air valve upper cover 5 is arranged above the normally open electromagnetic air valve 4, an air outlet joint of the electromagnetic air valve upper cover corresponds to a valve core of the normally open electromagnetic air valve, the normally open electromagnetic air valve is opened when the electromagnetic air valve is not electrified, air of the air pump is discharged from the air outlet joint through the normally open electromagnetic air valve, and when the normally open electromagnetic air valve is electrified, the air of the air pump cannot be discharged from the air outlet joint through the normally open electromagnetic air valve; the control circuit board is used for controlling the normally open electromagnetic gas valve and the gas pump to work.
Referring to fig. 5 to 7, the pump and valve connecting seat 2 includes a rubber sheet support 21 and a one-way rubber sheet 22; a connecting bulge 24 is processed at the bottom of the rubber sheet support, and the connecting bulge 24 is arranged on an air outlet of the air pump; an installation groove is processed around the connecting bulge 24, and a sealing ring 8 is installed in the installation groove; a unidirectional rubber sheet mounting hole is processed above the rubber sheet support 21, and a vent hole 23 is processed around the unidirectional rubber sheet mounting hole; the unidirectional rubber sheet 22 is arranged in the unidirectional rubber sheet mounting hole and covers the vent hole 23; the periphery of the one-way rubber sheet is provided with a mounting groove, and a sealing ring 8 is arranged in the mounting groove.
Referring to fig. 8 and 9, a mounting groove 31 is processed at the bottom of the lower base 3 of the electromagnetic air valve, a pump valve connecting seat 2 is mounted in the mounting groove, and a through air hole 32 is processed at a position on the lower base 3 of the electromagnetic air valve, which is opposite to the one-way air outlet structure of the pump valve connecting seat; and a mounting groove is processed on the lower base of the electromagnetic air valve and around the air passing hole, and a sealing ring is mounted in the mounting groove and used for realizing sealing between the lower base 3 of the electromagnetic air valve and the normally open electromagnetic air valve 4.
Referring to fig. 10 to 12, the normally open electromagnetic air valve 4 includes an outer frame 41, a wire frame 42, a valve core 43, a rubber plug 44, and a spring 45; wherein, the bottom of the outer frame is provided with an axial air inlet groove 411; the axial air inlet groove corresponds to the air passing hole 32 of the lower base of the electromagnetic air valve; the wire frame 42 is arranged on the outer frame 41, and an enameled wire is wound outside the wire frame 42; the valve core 43 is sleeved in the wire rack 42, grooves 431 are formed in the upper end and the lower end of the valve core 43, and rubber plugs 44 are arranged in the two grooves; a spring 45 is sleeved on the outer side surface of the butt joint section of the valve core and the outer frame, and a valve core 43 is in clearance fit with the wire frame 42 to form a gas passing channel; the air inlet end of the air passage is communicated with the axial air inlet groove, the valve core 43 is positioned right above the axial air inlet groove 411 under the action of the spring, and when the electromagnetic air valve is electrified, the rubber plug nozzle can form sealing with the axial air inlet groove under the action of electromagnetic force to prevent the air pump from inflating.
Referring to fig. 12 and 13, an exhaust passage 51 is arranged in the upper cover 5 of the electromagnetic air valve, an air outlet of the exhaust passage is arranged on a side wall of the upper cover of the electromagnetic air valve, and noise reduction cotton is adhered to the outer side of the air outlet of the exhaust passage to reduce noise; a vent hole 52 is processed on the exhaust channel at a position corresponding to the rubber plug 44 at the upper end of the valve core 43, an inflation channel 53 is opened on the side wall of the vent hole, and the inflation channel 53 is communicated with the vent hole 52, the air outlet joint 54 and the normally open electromagnetic air valve 4; under normal conditions, a seal is formed between the rubber plug 44 at the upper end of the valve core and the vent hole 52 on the exhaust channel, and the gas exhausted by the normally open electromagnetic valve inflates the air bag through the inflation channel 53 and the air outlet joint 54; when the normally open electromagnetic air valve is electrified, the air pump stops inflating, and the air in the air bag is discharged through the air outlet joint, the inflation channel, the vent hole and the exhaust channel.
The utility model discloses the venthole on the air pump 1 is connected with normally open electromagnetism pneumatic valve 4 respectively, and every normally open the circumstances of aerifing of the different ventholes of all the independent control of electromagnetism pneumatic valve 4 can realize aerifing a plurality of air pockets simultaneously, also can selectively aerify several of them air pockets, and is multiple functional, and it is more convenient to use.
With continuing reference to fig. 1, 8 and 9, in order to constantly detect the inflation condition of the air pump 1 to each air bag, a pressure sensor mounting hole 33 is formed on the side wall of the lower base 3 of the electromagnetic air valve; the pressure sensor mounting hole is communicated with the air passing hole 32, a connecting pipe 9 is mounted on the outer side of the pressure sensor mounting hole, and the connecting pipe 9 is connected with the pressure sensor 10 and used for transmitting a pressure signal to the pressure sensor; the pressure sensor 10 is electrically connected with a main control chip on the control circuit board; the main control chip is electrically connected with the driving pump valve chip, the driving pump valve chip is electrically connected with the control pump interface and the control valve interface, and is connected with the air pump 1 and the normally open electromagnetic air valve 4 through the control pump interface and the control valve interface (see fig. 14); when the main control chip detects that the pressure signal exceeds the preset value, the main control chip controls and drives the pump valve chip to electrify the normally open electromagnetic air valve 4 to stop inflating the air bag, so that the air bag is effectively protected and prevented from being inflated; in addition, the height of the air bag can be adjusted by setting the pressure value monitored by the main control chip.
Further, for making the installation of whole pump-valve all-in-one structure compacter, control circuit board 6 installs on the air pump and sets up in one side of normally opening electromagnetism pneumatic valve 4 (see fig. 1, fig. 13), and air pump 1 and normally opening electromagnetism pneumatic valve 4 are connected with control circuit board 6 electricity, and pressure sensor installs on control circuit board and sets up between control circuit board 6 and electromagnetism pneumatic valve lower base 3.
Furthermore, in order to prevent the control circuit board 6 from being damaged in the using process, supporting columns 11 are processed on the upper cover 5 of the electromagnetic air valve and one side of the lower base 3 of the electromagnetic air valve, which is in contact with the control circuit board 6, and are used for installing and supporting the control circuit board 6.
Further, in order to connect the pump-valve integrated machine with the vehicle body, the pump-valve integrated machine is controlled by a control system in the vehicle body, so that the pneumatic waist support height is adjusted; the control circuit board 6 is also provided with a key, a power interface and a vehicle body communication circuit electrically connected with the main control chip; the key and the power interface are connected with a key acquisition circuit and a power conversion circuit, the key acquisition circuit is electrically connected with the main control chip, and the preset pressure value of the main control chip is adjusted through the key on the vehicle body to realize the functions of setting parameters and the like; the power conversion circuit is electrically connected with the main control chip through a chip interface (see fig. 14).
Claims (9)
1. Pneumatic waist of car seat holds in palm uses pump valve all-in-one, its characterized in that includes: the air pump, the pump valve connecting seat, the lower base of the electromagnetic air valve, the normally open electromagnetic air valve, the upper cover of the electromagnetic air valve and the control circuit board; the pump valve connecting seat is provided with a one-way air outlet structure, and the one-way air outlet structure on the pump valve connecting seat is opposite to and communicated with an air outlet hole of the air pump; the lower base of the electromagnetic air valve is fixed on the air pump, a mounting groove is processed at the bottom of the lower base of the electromagnetic air valve, a pump valve connecting seat is mounted in the mounting groove, and an air passing hole is processed on the lower base of the electromagnetic air valve at a position opposite to the one-way air outlet structure of the pump valve connecting seat; the normally open electromagnetic air valve is arranged on the lower base of the electromagnetic air valve, and the air inlet end of the normally open electromagnetic air valve corresponds to the air passing hole of the lower base of the electromagnetic air valve; the upper cover of the electromagnetic air valve is arranged above the normally open electromagnetic air valve, an air outlet joint of the upper cover of the electromagnetic air valve corresponds to a valve core of the normally open electromagnetic air valve, the normally open electromagnetic air valve is opened when the electromagnetic air valve is not electrified, air of the air pump is discharged from the air outlet joint through the normally open electromagnetic air valve, and the air of the air pump cannot be discharged from the air outlet joint through the normally open electromagnetic air valve when the electromagnetic air valve is electrified; the control circuit board is used for controlling the normally open electromagnetic gas valve and the gas pump to work.
2. The integrated pneumatic waist support pump-valve unit for the automobile seat according to claim 1, further comprising a housing, wherein the housing is mounted on the air pump, and the lower base of the electromagnetic air valve, the normally open electromagnetic air valve and the upper cover of the electromagnetic air valve are mounted in the housing.
3. The integrated pump-valve machine for the pneumatic waist support of the automobile seat according to claim 1, further comprising a pressure sensor, wherein a pressure sensor mounting hole is formed in a side wall of the lower base of the electromagnetic air valve; the pressure sensor mounting hole is communicated with the air passing hole, a connecting pipe is mounted on the outer side of the pressure sensor mounting hole, and the connecting pipe is connected with the pressure sensor and used for transmitting a pressure signal to the pressure sensor; the pressure sensor is electrically connected with the control circuit board.
4. The integrated pump-valve machine for the pneumatic lumbar support of the automobile seat according to any one of claims 1 to 3, wherein the pump-valve connecting seat comprises a rubber sheet bracket and a one-way rubber sheet; a connecting bulge is processed at the bottom of the rubber sheet support and is arranged on an air outlet of the air pump; an installation groove is processed around the connecting bulge, and a sealing ring is installed in the installation groove; a unidirectional rubber sheet mounting hole is processed above the rubber sheet support, and vent holes are processed around the unidirectional rubber sheet mounting hole; the one-way rubber sheet is arranged in the one-way rubber sheet mounting hole and covers the vent hole; the periphery of the unidirectional rubber sheet is processed with an installation groove, and a sealing ring is installed in the installation groove.
5. The integrated pump-valve unit for the pneumatic waist support of the automobile seat according to any one of claims 1 to 3, wherein an installation groove is formed in the lower base of the electromagnetic air valve and around the air passing hole, and a sealing ring is installed in the installation groove and used for sealing between the lower base of the electromagnetic air valve and the normally open electromagnetic air valve.
6. The integrated pump-valve machine for the pneumatic waist support of the automobile seat according to any one of claims 1 to 3, wherein the normally open electromagnetic gas valve comprises an outer frame, a coil frame, a valve core, a rubber plug nozzle and a spring; wherein, the bottom of the outer frame is provided with an axial air inlet groove; the axial air inlet groove corresponds to the air passing hole of the lower base of the electromagnetic air valve; the wire frame is arranged on the outer frame, and an enameled wire is wound outside the wire frame; the valve core is sleeved in the wire frame, grooves are formed in the upper end and the lower end of the valve core, and rubber plugs are arranged in the two grooves; a spring is sleeved on the outer side surface of the butt joint section of the valve core and the outer frame, and the valve core is in clearance fit with the wire frame to form a gas passage; the air inlet end of the air passing channel is communicated with the axial air inlet groove, the valve core is positioned right above the axial air inlet groove under the action of the spring, and when the electromagnetic air valve is electrified, the rubber plug nozzle can form sealing with the axial air inlet groove under the action of electromagnetic force.
7. The integrated pump-valve unit for the pneumatic waist support of the automobile seat according to any one of claims 1 to 3, wherein an exhaust passage is arranged in the upper cover of the electromagnetic air valve, an air outlet of the exhaust passage is arranged on the side wall of the upper cover of the electromagnetic air valve, a vent hole is processed on the exhaust passage at a position corresponding to a rubber plug nozzle at the upper end of the valve core, an inflation passage is arranged on the side wall of the vent hole, and the inflation passage is communicated with the vent hole, the air outlet joint and the normally open electromagnetic air valve; under normal conditions, a seal is formed between a rubber plug at the upper end of the valve core and a vent hole on the exhaust channel, and gas exhausted by the normally open electromagnetic gas valve inflates the gas bag through the inflation channel and the gas outlet connector; when the electromagnetic air valve is electrified, the air pump stops inflating, and air in the air bag is discharged through the air outlet joint, the inflation channel, the vent hole and the exhaust channel.
8. The integrated pump-valve unit for the pneumatic waist support of the automobile seat according to claim 7, wherein a placement groove is formed in the position, opposite to the wire frame, inside the upper cover of the electromagnetic air valve, and one end of the wire frame is inserted into the placement groove; and a mounting groove is processed at the periphery of the placing groove, and a sealing ring is mounted in the mounting groove.
9. The integrated pump-valve machine for the pneumatic lumbar support of the automobile seat as claimed in claim 7, wherein noise reduction cotton is adhered to the outer side of the air outlet of the exhaust passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427123.1U CN210068424U (en) | 2019-04-01 | 2019-04-01 | Pump valve all-in-one machine for pneumatic waist support of automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427123.1U CN210068424U (en) | 2019-04-01 | 2019-04-01 | Pump valve all-in-one machine for pneumatic waist support of automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210068424U true CN210068424U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920427123.1U Active CN210068424U (en) | 2019-04-01 | 2019-04-01 | Pump valve all-in-one machine for pneumatic waist support of automobile seat |
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| Country | Link |
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| CN (1) | CN210068424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030175A (en) * | 2019-04-01 | 2019-07-19 | 新发展（长春）汽车自控系统有限公司 | The pneumatic waist support integrated pump valve machine of automotive seat |
-
2019
- 2019-04-01 CN CN201920427123.1U patent/CN210068424U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030175A (en) * | 2019-04-01 | 2019-07-19 | 新发展（长春）汽车自控系统有限公司 | The pneumatic waist support integrated pump valve machine of automotive seat |
| CN110030175B (en) * | 2019-04-01 | 2024-04-12 | 新发展（长春）汽车自控系统有限公司 | Pump valve integrated machine for pneumatic waist support of automobile seat |
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: Pump valve integrated machine for pneumatic lumbar support of automobile seat Effective date of registration: 20220518 Granted publication date: 20200214 Pledgee: China Construction Bank Corporation Changchun Xi'an Road sub branch Pledgor: NEW DEVELOPMENT (CHANGCHUN) AUTOMOBILE AUTOMATIC CONTROL SYSTEM Co.,Ltd. Registration number: Y2022220000009 |