CN204437166U - Two-way damping gas spring - Google Patents
Two-way damping gas spring Download PDFInfo
- Publication number
- CN204437166U CN204437166U CN201520045594.8U CN201520045594U CN204437166U CN 204437166 U CN204437166 U CN 204437166U CN 201520045594 U CN201520045594 U CN 201520045594U CN 204437166 U CN204437166 U CN 204437166U
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- cylinder body
- piston
- piston rod
- spring
- gas spring
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of two-way damping gas spring, comprise cylinder body, piston rod and piston, the bottom of described piston rod is inserted from the top of cylinder body, the top of piston rod is stretched out outside cylinder body, described piston to be arranged in cylinder body and with the inwall sliding fit of cylinder body, in described cylinder body, top is provided with guide sleeve and spacer, the bottom of described piston rod is fixedly connected with piston with spacer through guide sleeve, a spring body is also provided with in described cylinder body, it is stifled after in described cylinder body, bottom is provided with one, described spring body by the press section being arranged on spring body top be arranged on piston and rear stifled between.Its advantage is: when piston rod presses down, can improve flexible ratio, thus the demand used under meeting special state.
Description
Technical field
The utility model relates to a kind of air spring, is specifically a kind of bidirectional damper gas bullet.
Background technique
Air spring is a kind of accessory that can play support, buffering, braking, the highly function such as adjustment and angle adjustment.At present, this product is obtained in fields such as medical equipment, automobile, furniture, Weaving device, processing industries and applies widely.
At present, its structure of the two-way gas spring of prior art generally comprises piston rod, piston and cylinder body, when piston rod presses down, flexible ratio is generally between 1.3-1.4, although the two-way gas spring of this class formation can meet general user demand, but the demand used under some special states can not be met, need to be improved further.
Summary of the invention
In view of the defect of above-mentioned prior art, the purpose of this utility model is: provide a kind of two-way damping gas spring, when piston rod presses down, can improve flexible ratio, thus the demand used under meeting special state.
Technical solution of the present utility model is: two-way damping gas spring, comprise cylinder body, piston rod and piston, the bottom of described piston rod is inserted from the top of cylinder body, the top of piston rod is stretched out outside cylinder body, described piston to be arranged in cylinder body and with the inwall sliding fit of cylinder body, in described cylinder body, top is provided with guide sleeve and spacer, and the bottom of described piston rod is fixedly connected with piston with spacer through guide sleeve; Also be provided with a spring body in described cylinder body, in described cylinder body, bottom is provided with after one stifled, described spring body by the press section being arranged on spring body top be arranged on piston and rear stifled between.
Further, the bottom of described piston rod has joint, and described piston sleeve is located on the outer wall of joint.
Further, Sealing is provided with between described guide sleeve and spacer.
Further, the bottom of described cylinder body is provided with an assembly department.
Apply two-way damping gas spring provided by the utility model, its beneficial effect is: be also provided with a spring body in cylinder body, it is stifled after in cylinder body, bottom is provided with one, spring body by the press section being arranged on spring body top be arranged on piston and rear stifled between, piston rod compression during work, spring body is stressed, and flexible ratio can be made to reach between 2-3, reach the effect of damping, the demand used under special state can be met.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the enlarged diagram of a-quadrant in Fig. 1.
Shown in figure: 1-cylinder body, 2-piston rod, 21-joint, 3-piston, 4-guide sleeve, 5-spacer, 6-spring body, 61-press section, stifled after 7-, 8-Sealing, 9-assembly department.
Embodiment
For more intuitively, intactly understanding the technical solution of the utility model, existing just to carry out nonrestrictive feature description in conjunction with the utility model accompanying drawing as follows:
As depicted in figs. 1 and 2, two-way damping gas spring, comprise cylinder body 1, piston rod 2 and piston 3, the bottom of piston rod 2 is inserted from the top of cylinder body 1, the top of piston rod 2 is stretched out outside cylinder body 1, piston 3 to be arranged in cylinder body 1 and with the inwall sliding fit of cylinder body 1, in cylinder body 1, top is provided with guide sleeve 4 and spacer 5, and the bottom of piston rod 2 is fixedly connected with piston 3 with spacer 5 through guide sleeve 4; Also be provided with a spring body 6 in cylinder body 1, block up 7 after bottom is provided with one in cylinder body 1, spring body 6 is arranged between piston 3 and rear stifled 7 by the press section 61 being arranged on spring body 6 top.
The bottom of piston rod 2 has joint 21, and piston 3 is set on the outer wall of joint 21, connects closely.
Sealing 8 is provided with, good sealing effect between guide sleeve 4 and spacer 5.
The bottom of cylinder body 1 is provided with an assembly department 9, conveniently installs two-way damping gas spring.
Two-way damping gas spring provided by the utility model, a spring body 6 is also provided with in cylinder body 1,7 are blocked up after bottom is provided with one in cylinder body 1, spring body 6 is arranged between piston 3 and rear stifled 7 by the press section 61 being arranged on spring body 6 top, during work, piston rod 2 compresses, spring body 6 forced compression, and flexible ratio can be made to reach between 2-3, reach the effect of damping, the demand used under special state can be met.
Certainly; these are only preferred embodiment of the present utility model; non-ly therefore namely limit to the scope of the claims of the present utility model, all utilization the utility model specifications and graphic content institute be simple and easy modification and equivalent structure change for it, all should in like manner be contained within scope of patent protection of the present utility model.
Claims (4)
1. two-way damping gas spring, comprises cylinder body, piston rod and piston, it is characterized in that:
The bottom of described piston rod is inserted from the top of cylinder body, and the top of piston rod is stretched out outside cylinder body, described piston to be arranged in cylinder body and with the inwall sliding fit of cylinder body;
In described cylinder body, top is provided with guide sleeve and spacer, and the bottom of described piston rod is fixedly connected with piston with spacer through guide sleeve;
Also be provided with a spring body in described cylinder body, in described cylinder body, bottom is provided with after one stifled, described spring body by the press section being arranged on spring body top be arranged on piston and rear stifled between.
2. two-way damping gas spring according to claim 1, is characterized in that: the bottom of described piston rod has joint, and described piston sleeve is located on the outer wall of joint.
3. two-way damping gas spring according to claim 1, is characterized in that: be provided with Sealing between described guide sleeve and spacer.
4. two-way damping gas spring according to claim 1, is characterized in that: the bottom of described cylinder body is provided with an assembly department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045594.8U CN204437166U (en) | 2015-01-19 | 2015-01-19 | Two-way damping gas spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045594.8U CN204437166U (en) | 2015-01-19 | 2015-01-19 | Two-way damping gas spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204437166U true CN204437166U (en) | 2015-07-01 |
Family
ID=53605035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520045594.8U Expired - Fee Related CN204437166U (en) | 2015-01-19 | 2015-01-19 | Two-way damping gas spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204437166U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917838A (en) * | 2015-12-24 | 2017-07-04 | 北京自动化控制设备研究所 | A kind of single compression spring bidirectional buffering structure |
| CN106969087A (en) * | 2017-03-20 | 2017-07-21 | 宁波力减震器有限公司 | Treadmill buffer air spring |
| CN108204424A (en) * | 2016-12-16 | 2018-06-26 | 宁波市仁龙机械有限公司 | A kind of novel gas spring with mechanical spring |
| CN108278321A (en) * | 2018-01-25 | 2018-07-13 | 孙江花 | A kind of winning equipment installation damper |
| CN110159692A (en) * | 2019-06-21 | 2019-08-23 | 徐州天泓传动设备有限公司 | A kind of low friction can lock gas spring |
-
2015
- 2015-01-19 CN CN201520045594.8U patent/CN204437166U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917838A (en) * | 2015-12-24 | 2017-07-04 | 北京自动化控制设备研究所 | A kind of single compression spring bidirectional buffering structure |
| CN108204424A (en) * | 2016-12-16 | 2018-06-26 | 宁波市仁龙机械有限公司 | A kind of novel gas spring with mechanical spring |
| CN106969087A (en) * | 2017-03-20 | 2017-07-21 | 宁波力减震器有限公司 | Treadmill buffer air spring |
| CN108278321A (en) * | 2018-01-25 | 2018-07-13 | 孙江花 | A kind of winning equipment installation damper |
| CN110159692A (en) * | 2019-06-21 | 2019-08-23 | 徐州天泓传动设备有限公司 | A kind of low friction can lock gas spring |
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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: 20150701 Termination date: 20160119 |