CN202971502U - Gas spring fastening screw - Google Patents
Gas spring fastening screw Download PDFInfo
- Publication number
- CN202971502U CN202971502U CN 201220556070 CN201220556070U CN202971502U CN 202971502 U CN202971502 U CN 202971502U CN 201220556070 CN201220556070 CN 201220556070 CN 201220556070 U CN201220556070 U CN 201220556070U CN 202971502 U CN202971502 U CN 202971502U
- Authority
- CN
- China
- Prior art keywords
- screw
- spring fastening
- utility
- model
- fastening screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000789 fastener Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
Abstract
The utility model relates to a gas spring fastening screw which comprises a screw rod and a screw thread formed on the periphery of the screw rod. The top end of the screw rod is provided with a closing handle; the screw rod is sleeved with a sealing ring; and the outer surface of the screw thread is provided with a wear-resistant protection layer. The gas spring fastening screw disclosed by the utility model has a simple structure, is convenient to use and has excellent sealing performance; the sealing ring is convenient to replace without the aid of any tool; and working efficiency is improved.
Description
Technical field
The utility model relates to the technical field of air spring, especially a kind of air spring fastening screw.
Background technique
Fastening piece is as a kind of link, and is of many uses.Air spring needs to guarantee the sealing in cylinder body in manufacture process, existing fastener constructions generally comprises threaded stem and screw terminal, with the time by smear on threaded stem sealer realize the sealing, easily cause leaking gas in cylinder body after using for a long time, affected the normal use of air spring.
The model utility content
The technical problems to be solved in the utility model is: for solving the problem of above-mentioned existence, provide a kind of air spring fastening screw, solve the problem that normal screws in use easily causes air spring gas leakage.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of air spring fastening screw, comprise lead screw and the screw thread that is arranged on the lead screw periphery, and the top of lead screw is provided with closing handle, is arranged with seal ring on lead screw.
In order to improve wear resistance, thread outer surface is provided with wear-resistant protective layer.
The beneficial effects of the utility model are, a kind of air spring fastening screw of the present utility model is simple in structure, easy to use, has good sealability, and seal ring is changed convenient, need to by any instrument, not improve working efficiency.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
1. lead screw in figure, 2. screw thread, 3. closing handle, 4. seal ring.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
A kind of air spring fastening screw as shown in Figure 1 comprises lead screw 1 and the screw thread 2 that is arranged on lead screw 1 periphery, and the top of lead screw 1 is provided with closing handle 3, is arranged with seal ring 4 on lead screw 1, and screw thread 2 outer surfaces are provided with wear-resistant protective layer.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, the relevant staff can in the scope that does not depart from this model utility technological thought, carry out various change and modification fully.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to the claim scope.
Claims (2)
1. air spring fastening screw, comprise lead screw (1) and be arranged on screw thread (2) on lead screw (1) periphery, the top of lead screw (1) is provided with closing handle (3), it is characterized in that: be arranged with seal ring (4) on described lead screw (1).
2. a kind of air spring fastening screw according to claim 1, it is characterized in that: described screw thread (2) outer surface is provided with wear-resistant protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556070 CN202971502U (en) | 2012-10-26 | 2012-10-26 | Gas spring fastening screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556070 CN202971502U (en) | 2012-10-26 | 2012-10-26 | Gas spring fastening screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202971502U true CN202971502U (en) | 2013-06-05 |
Family
ID=48512585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220556070 Expired - Fee Related CN202971502U (en) | 2012-10-26 | 2012-10-26 | Gas spring fastening screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202971502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089914A (en) * | 2016-06-27 | 2016-11-09 | 无锡迪奥机械有限公司 | A kind of sealing fastening type bolt |
-
2012
- 2012-10-26 CN CN 201220556070 patent/CN202971502U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089914A (en) * | 2016-06-27 | 2016-11-09 | 无锡迪奥机械有限公司 | A kind of sealing fastening type bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20131026 |