CN2694028Y - Back stop locknut - Google Patents
Back stop locknut Download PDFInfo
- Publication number
- CN2694028Y CN2694028Y CN 200420049351 CN200420049351U CN2694028Y CN 2694028 Y CN2694028 Y CN 2694028Y CN 200420049351 CN200420049351 CN 200420049351 CN 200420049351 U CN200420049351 U CN 200420049351U CN 2694028 Y CN2694028 Y CN 2694028Y
- Authority
- CN
- China
- Prior art keywords
- nut
- locknut
- utility
- model
- back stop
- 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
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model discloses a back stop locknut. The head part of the locknut is provided with a spring card with teeth. The inner circle of the spring card is an oval whose periphery is provided with pointed teeth. The utility model which has the advantages of anti-knock, anti-loosing and un-easy lost is especially suitable for machines, vehicles, equipment, etc. in high-temperature conditions.
Description
Technical field
The utility model relates to a kind of fastening piece, is a kind of retaining lock nut.
Background technique
At present existing plain nut does not have the retaining locking functions, when using on equipment, becomes flexible easily, loses and cause the accident when being subjected to vibrating nut.
Summary of the invention
The purpose of this utility model is to overcome deficiency in the prior art, and existing nut is transformed, and reaches the locking purpose of retaining.
The technical solution of the utility model is achieved in that a kind of retaining lock nut, and its special way is, the toothed spring card of circle in the head of nut is pressed with, and described interior circle is for oval, and periphery is provided with pointed tooth.
The utility model compared with prior art has the advantage that shock-proof check is difficult for losing, and is specially adapted to the machinery, vehicle, equipment of operation under the high-temperature condition etc.
Description of drawings
Fig. 1 is a kind of retaining lock nut structural representation.
Fig. 1-a is a plan view, and Fig. 1-b is a plan view.
Among the figure: 1, nut 2, card 3, pointed tooth
Embodiment
A kind of retaining lock nut as shown in Figure 1, the card 2 of round belt tooth 3 in the head of nut 1 is pressed with, the interior circle of card 2 are oval, periphery is provided with pointed tooth 3.During use on the nut 1 of card 2 reamer bolts.
Fastening nut during use is mounted in the screw thread of bolt the pointed tooth of the spring card 2 on the nut 1 and goes, and prevents from that nut 1 is loosening to come off from bolt.
Claims (2)
1, a kind of retaining lock nut comprises nut, it is characterized in that being pressed with toothed spring card at the head of nut.
2, lock nut according to claim 1 is characterized in that circle is for oval in the described spring card, and periphery is provided with pointed tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420049351 CN2694028Y (en) | 2004-04-22 | 2004-04-22 | Back stop locknut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420049351 CN2694028Y (en) | 2004-04-22 | 2004-04-22 | Back stop locknut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2694028Y true CN2694028Y (en) | 2005-04-20 |
Family
ID=34776602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420049351 Expired - Fee Related CN2694028Y (en) | 2004-04-22 | 2004-04-22 | Back stop locknut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2694028Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221546A (en) * | 2015-09-22 | 2016-01-06 | 河南航天精工制造有限公司 | The locking element used in a kind of sealed type self-locking nut and this self-locking nut |
| CN105221541A (en) * | 2015-09-22 | 2016-01-06 | 河南航天精工制造有限公司 | A kind of sealed type non-metallic insert self-locking nut and forming stamper |
| CN105350405A (en) * | 2015-11-20 | 2016-02-24 | 李�远 | Railway track bolt and nut and machining technology of stop ring in bolt and nut |
| CN106438655A (en) * | 2016-12-08 | 2017-02-22 | 金华市通用螺母厂 | Integrated locking nut |
-
2004
- 2004-04-22 CN CN 200420049351 patent/CN2694028Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221546A (en) * | 2015-09-22 | 2016-01-06 | 河南航天精工制造有限公司 | The locking element used in a kind of sealed type self-locking nut and this self-locking nut |
| CN105221541A (en) * | 2015-09-22 | 2016-01-06 | 河南航天精工制造有限公司 | A kind of sealed type non-metallic insert self-locking nut and forming stamper |
| CN105350405A (en) * | 2015-11-20 | 2016-02-24 | 李�远 | Railway track bolt and nut and machining technology of stop ring in bolt and nut |
| CN106438655A (en) * | 2016-12-08 | 2017-02-22 | 金华市通用螺母厂 | Integrated locking nut |
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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: 20050420 Termination date: 20120422 |