CN204692430U - A kind of improved automotive seat pneumatic spring - Google Patents
A kind of improved automotive seat pneumatic spring Download PDFInfo
- Publication number
- CN204692430U CN204692430U CN201520357222.9U CN201520357222U CN204692430U CN 204692430 U CN204692430 U CN 204692430U CN 201520357222 U CN201520357222 U CN 201520357222U CN 204692430 U CN204692430 U CN 204692430U
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- Prior art keywords
- air bag
- pneumatic spring
- piston
- valve
- automotive seat
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Abstract
The utility model belongs to pneumatic spring technical field, specifically a kind of improved automotive seat pneumatic spring is disclosed, comprise air bag, the two end part up and down of described air bag are respectively equipped with valve and lower valve, described upper valve, the equal correspondence of lower valve are provided with upper piston, lower piston, described upper piston is enclosed within inside air bag position accordingly, described upper piston outer wall is arranged with the upper press ring forming hermetic seal with upper piston, described lower piston is enclosed within inside air bag position accordingly, and described lower piston outer wall is arranged with the lower pressure ring forming hermetic seal with lower piston; The medium position of described air bag inner chamber is provided with separating device air bag inner chamber being divided into upper and lower two independent air chambers.This pneumatic spring has two independent air chamber, it can guarantee when after one of them air chamber gas leakage disabler, another one air chamber still can normally work, greatly improve the stability in product running, guarantee that automobile chair height can not reduce because of the gas leakage of pneumatic spring, guarantee the good drive safety of motorist.
Description
Technical field
The utility model belongs to pneumatic spring technical field, especially relates to a kind of improved automotive seat pneumatic spring.
Background technique
Operationally, the inner chamber of its air bag is filled with pressurized air to pneumatic spring, forms a pressurized air gas column.Along with the increase of oscillating load amount, the height reduction of pneumatic spring, cavity volume reduces, and the rigidity of pneumatic spring increases, and the effective bearing area of inner chamber air column will strengthen, and now the bearing capacity of pneumatic spring increases.And when oscillating load amount reduces, the height of pneumatic spring raises, the rigidity that cavity volume increases pneumatic spring reduces, and the effective bearing area of inner chamber air column reduces, and now the bearing capacity of pneumatic spring reduces.Like this, pneumatic spring in effective stroke, the height of pneumatic spring, cavity volume, bearing capacity along with oscillating load increase progressively with reduce there occurs flexiblely stably to transmit, the efficient restriction of amplitude and shock loads.
In prior art, pneumatic spring work only has an air chamber, and when this air chamber air leakage failure, especially after seat pneumatic spring air leakage failure, seat declines, and the visual field of driver is narrowed, and affects driving safety.
Therefore, in order to prevent pneumatic spring to leak gas and the potential safety hazard that causes the decline of elastic failure and spring whole height and bring, research and develop a kind of pneumatic spring with two independent air chamber extremely urgent.
Model utility content
The purpose of this utility model overcomes the deficiencies in the prior art, a kind of improved automotive seat pneumatic spring is provided, this pneumatic spring has two independent air chamber, it can guarantee when after one of them air chamber gas leakage disabler, another one air chamber still can normally work, greatly improve the stability in product running, guarantee that automobile chair height can not reduce because of the gas leakage of pneumatic spring, guarantee the good drive safety of motorist.
In order to realize above-mentioned technical purpose, the utility model realizes by following technological scheme:
A kind of improved automotive seat pneumatic spring described in the utility model, comprise air bag, the two end part up and down of described air bag are respectively equipped with valve and lower valve, described upper valve place is provided with the leachy upper piston of band, described upper piston is enclosed within inside air bag position accordingly, described upper piston outer wall is arranged with the upper press ring forming hermetic seal with upper piston, and described upper press ring is out of shape afterwards and air bag is fixed together; Described lower valve place be provided with band leachy lower piston, described lower piston is enclosed within inside air bag position accordingly, and described lower piston outer wall is arranged with the lower pressure ring forming hermetic seal with lower piston, described in press down annular strain after be fixed together with air bag; The medium position of described air bag inner chamber is provided with separating device air bag inner chamber being divided into upper and lower two independent air chambers.
As the further improvement of above-mentioned technology, described separating device comprises the dividing plate being placed in air bag inner chamber neutral position and the pressure ring being enclosed within dividing plate outer ring, and described middle pressure ring and dividing plate form hermetic seal, and described middle pressure ring is out of shape afterwards and air bag is fixed.
In the utility model, described upper piston is connected with upper valve by interference fit or screw thread; Described lower piston is connected with lower valve by interference fit or screw thread.
In the utility model, described upper press ring or middle pressure ring or lower pressure ring are eyelet
In the utility model, described upper valve or lower valve are connected with for the tracheae inflated or exit.
In the utility model, described air bag is be made together by hose lining, middle two-layer cord fabric and outer layer glue sulfuration successively.
Compared with prior art, the beneficial effects of the utility model are:
(1) pneumatic spring described in the utility model, by the separating device being placed in air bag cavity inside, air bag cavity is separated into upper and lower two mutual independently air chambers, it can effectively guarantee when one of them air chamber occurs to lose efficacy gas leakage, another one air chamber still can normally work, greatly improve the stability in product running, guarantee that automobile chair height can not reduce because of the gas leakage of pneumatic spring, guarantee the good drive safety of motorist.
(2) pneumatic spring described in the utility model, due to upper and lower valve place all by install piston and distortion pressure ring and air bag between matching relationship to ensure tightness everywhere, effectively improve the air-tightness of pneumatic spring, reduce the generation of gas leak phenomenon without reason.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail:
Fig. 1 is automotive seat air spring constructions schematic diagram described in the utility model.
In figure: 1, air bag; 11, upper gas chamber; 12, lower chamber; 2, upper valve; 3, lower valve; 4, upper piston; 5, upper press ring; 6, lower piston; 7, lower pressure ring; 8, dividing plate; 9, middle pressure ring.
Embodiment
As shown in Figure 1, a kind of improved automotive seat pneumatic spring described in the utility model, comprise air bag 1, the two end part up and down of described air bag 1 are respectively equipped with valve 2 and lower valve 3, described upper valve 2 place is provided with the leachy upper piston 4 of band, described upper piston 4 is enclosed within air bag 1 interior location accordingly, and described upper piston 4 outer wall is arranged with the upper press ring forming hermetic seal with upper piston 4, and described upper press ring 5 is out of shape afterwards and air bag 1 is fixed together; Described lower valve 3 place is provided with the leachy lower piston 6 of band, and described lower piston 6 is enclosed within air bag 1 interior location accordingly, and described lower piston 6 outer wall is arranged with the lower pressure ring 7 forming hermetic seal with lower piston 6, and described lower pressure ring 7 is out of shape afterwards and air bag 1 is fixed together; The medium position of described air bag 1 inner chamber is provided with separating device air bag 1 inner chamber being divided into upper and lower two independent air chambers 11,12.
Described upper piston 4 is connected with upper valve 2 by interference fit or screw thread, and similarly, described lower piston 6 is connected with lower valve 3 by interference fit or screw thread, to improve the air-tightness of pneumatic spring.
Described separating device comprises the dividing plate 8 being placed in air bag 1 inner chamber neutral position and the pressure ring 9 being enclosed within dividing plate 8 outer ring, and described middle pressure ring 9 and dividing plate 8 form hermetic seal, and described middle pressure ring 9 is out of shape rear and air bag 1 is fixing.
In the utility model, described upper press ring 5, middle pressure ring 9, lower pressure ring 7 all can be eyelet, can guarantee there is good deformation nature.
In addition, described upper valve 2 or lower valve 3 are connected with for the tracheae inflated or exit, to carry out easily inflating or exitting.
In the utility model, described air bag 1 is be made together by hose lining, middle two-layer cord fabric and outer layer glue sulfuration successively.
Below illustrate installation and the working procedure of automotive seat pneumatic spring described in the utility model:
(1), during assembling, dividing plate 8 is put into the middle part of air bag 1, tightened together by the deformation of middle pressure ring 9.Upper piston 4 is connected with upper valve 2 by interference fit or screw thread, and lower piston 6 is connected with by valve 9 under interference fit or screw thread.Then coordinated with upper piston 4 air bag 1 upper end, tightened together by upper press ring 5 deformation, air bag 1 lower end is connected with lower piston 6, is tightened together by the deformation of lower pressure ring 7.
(2), in work, gas realizes realizing charging-discharging function to upper gas chamber 11 by upper valve 2, and gas realizes realizing charging-discharging function to lower chamber 12 by mouth under gas 3.When upper gas chamber 11 disabler, upper piston 4 end face withstands on the upper-end surface of dividing plate 8, and lower chamber 12 normally works, and ensures that the allomeric function of two independent air spring is effective.And when lower chamber 12 disabler, lower piston 6 end face withstands on the lower end surface of dividing plate 8, upper gas chamber 11 normally works, and ensures that the allomeric function of pneumatic spring is effective.
The utility model is not limited to above-mentioned mode of execution, if do not depart from spirit and scope of the present utility model to various change of the present utility model or modification, if these are changed and modification belongs within claim of the present utility model and equivalent technologies scope, then the utility model also comprises these change and modification.
Claims (7)
1. an improved automotive seat pneumatic spring, comprise air bag, it is characterized in that: the two end part up and down of described air bag are respectively equipped with valve and lower valve, described upper valve place is provided with the leachy upper piston of band, described upper piston is enclosed within inside air bag position accordingly, described upper piston outer wall is arranged with the upper press ring forming hermetic seal with upper piston, and described upper press ring is out of shape afterwards and air bag is fixed together; Described lower valve place be provided with band leachy lower piston, described lower piston is enclosed within inside air bag position accordingly, and described lower piston outer wall is arranged with the lower pressure ring forming hermetic seal with lower piston, described in press down annular strain after be fixed together with air bag;
The medium position of described air bag inner chamber is provided with separating device air bag inner chamber being divided into upper and lower two independent air chambers.
2. improved automotive seat pneumatic spring according to claim 1, it is characterized in that: described separating device comprises the dividing plate being placed in air bag inner chamber neutral position and the pressure ring being enclosed within dividing plate outer ring, described middle pressure ring and dividing plate form hermetic seal, and described middle pressure ring is out of shape afterwards and air bag is fixed.
3. improved automotive seat pneumatic spring according to claim 2, is characterized in that: described upper piston is connected with upper valve by interference fit or screw thread.
4. improved automotive seat pneumatic spring according to claim 2, is characterized in that: described lower piston is connected with lower valve by interference fit or screw thread.
5. the improved automotive seat pneumatic spring according to any one of claim 2 to 4, is characterized in that: described upper press ring or middle pressure ring or lower pressure ring are eyelet
6. improved automotive seat pneumatic spring according to claim 1, is characterized in that: described upper valve or lower valve are connected with for the tracheae inflated or exit.
7. improved automotive seat pneumatic spring according to claim 1, is characterized in that: described air bag is be made together by hose lining, middle two-layer cord fabric and outer layer glue sulfuration successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357222.9U CN204692430U (en) | 2015-05-28 | 2015-05-28 | A kind of improved automotive seat pneumatic spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357222.9U CN204692430U (en) | 2015-05-28 | 2015-05-28 | A kind of improved automotive seat pneumatic spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204692430U true CN204692430U (en) | 2015-10-07 |
Family
ID=54232729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520357222.9U Expired - Fee Related CN204692430U (en) | 2015-05-28 | 2015-05-28 | A kind of improved automotive seat pneumatic spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204692430U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864017A (en) * | 2015-05-28 | 2015-08-26 | 广州溢滔钱潮减震科技股份有限公司 | Air spring for improved automobile seat |
| CN106122339A (en) * | 2016-08-29 | 2016-11-16 | 江苏大学 | The sealing device that a kind of air-spring bellows is connected with cover plate |
| CN106122340A (en) * | 2016-08-29 | 2016-11-16 | 江苏大学 | A kind of rigidity and the adjustable air spring of bodywork height |
| CN116275424A (en) * | 2023-05-06 | 2023-06-23 | 湖北迪峰换热器股份有限公司 | Welding device for ultrathin aluminum strip heat exchanger forming process |
-
2015
- 2015-05-28 CN CN201520357222.9U patent/CN204692430U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864017A (en) * | 2015-05-28 | 2015-08-26 | 广州溢滔钱潮减震科技股份有限公司 | Air spring for improved automobile seat |
| CN106122339A (en) * | 2016-08-29 | 2016-11-16 | 江苏大学 | The sealing device that a kind of air-spring bellows is connected with cover plate |
| CN106122340A (en) * | 2016-08-29 | 2016-11-16 | 江苏大学 | A kind of rigidity and the adjustable air spring of bodywork height |
| CN106122339B (en) * | 2016-08-29 | 2018-01-16 | 江苏大学 | The sealing device that a kind of air-spring bellows are connected with cover plate |
| CN116275424A (en) * | 2023-05-06 | 2023-06-23 | 湖北迪峰换热器股份有限公司 | Welding device for ultrathin aluminum strip heat exchanger forming process |
| CN116275424B (en) * | 2023-05-06 | 2023-10-03 | 湖北迪峰换热器股份有限公司 | Welding device for ultrathin aluminum strip heat exchanger forming process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |