CN204458764U - Fastener - Google Patents
Fastener Download PDFInfo
- Publication number
- CN204458764U CN204458764U CN201520105157.0U CN201520105157U CN204458764U CN 204458764 U CN204458764 U CN 204458764U CN 201520105157 U CN201520105157 U CN 201520105157U CN 204458764 U CN204458764 U CN 204458764U
- Authority
- CN
- China
- Prior art keywords
- pin
- locking groove
- groove
- brake component
- screw rod
- 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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Abstract
The utility model discloses a kind of fastener, aim to provide a kind of nuts and bolt can lock easily and effectively after tightening, prevent the fastener of loosened fastener, its drip irrigation device is that described screw rod bottom center is provided with the first locking groove, described nut end face is provided with the second locking groove, and the cross section of described first locking groove is regular polygon; Brake component, described brake component comprises the first pin and the second pin, the first pin and the first locking groove suitable, described first pin and the second pin stretch into respectively in the first locking groove and the second locking groove and lock nut and screw rod; The standing groove placing brake component is provided with bottom screw rod.Only need by nut is rotated to locating point, brake component is inserted in the first locking groove and the second locking groove, prevents from loosening.Brake component can be placed in screw rod untapped time, so just can be inserted in standing groove by brake component when not needing to use, being equivalent to fix at inside screw, not easily losing.
Description
Technical field
The utility model relates to a kind of fastening piece, and more particularly, it relates to a kind of fastener.
Background technique
Bolt is a kind of common mechanical parts, by bolt head and screw rod (with an externally threaded cylindrical body) class fastening piece dimerous, for being fastenedly connected two parts with through hole, be widely used at mechanical field, but, the occasion of vibrations is there is at some, often loosen for fastening bolt, cause to connect and throw off machine failure, even cause security incident, the bolt that manufacture can be effectively anti-loosening for this reason becomes very urgent and important.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of nuts and bolt can lock easily and effectively after tightening, prevents the fastener of loosened fastener.
For achieving the above object, the utility model provides following technological scheme:
A kind of fastener, comprise nut and screw rod, described screw rod bottom center is provided with the first locking groove, and described nut end face is provided with the second locking groove, and the cross section of described first locking groove is regular polygon;
Also comprise: brake component, described brake component comprises the first pin and the second pin, the first pin and the first locking groove suitable, described first pin and the second pin stretch into respectively in the first locking groove and the second locking groove and lock nut and screw rod;
The standing groove placing brake component is provided with bottom screw rod.
The utility model is set to further, and described pin is provided with clamping block, and in described first locking groove and the second locking groove, relevant position is provided with buckling groove.
The utility model is set to further, and described standing groove comprises the first standing groove and the second standing groove, the first pin and the first standing groove suitable, the distance between described first standing groove and the second standing groove equals the distance between the first pin and the second pin.
The utility model is set to further, and described pin is provided with clamping block, and in described first locking groove and the second locking groove, relevant position is provided with buckling groove.
The utility model is set to further, and described brake component upper end is provided with handle portion.
The utility model is set to further, and described locking groove and standing groove cross section are circular.
The beneficial effects of the utility model are:
Locking simple and convenient, because the first locking groove is arranged on screw rod bottom center, and cross section is square, the spacing of two pins equals the distance between the first locking groove and the second locking groove, rotated to by nut and one of foursquare four limits four locating points on the same line place, the first pin of brake component is inserted in the first locking groove, and the second pin inserts in the second locking groove, square just can limit the rotation of pin, prevents from loosening.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model fastener embodiment;
Fig. 2 is the schematic diagram that the utility model fastener brake component inserts screw rod;
Fig. 3 is that the utility model fastener brake component carries out locking schematic diagram;
Fig. 4 is the A-A sectional view of the utility model fastener bolt;
Fig. 5 is the B-B sectional view of the utility model fastener nut.
Description of reference numerals: 1, screw rod; 11, the first locking groove; 2, nut; 21, the second locking groove; 3, brake component; 31, the first pin; 32, the second pin; 33, clamping block; 34, handle portion; 4, buckling groove; 5, standing groove; 51, the first standing groove; 52, the second standing groove.
Embodiment
Be described in further details with reference to accompanying drawing 1 to 5 couple of the utility model fastener embodiment.
A kind of fastener, comprise nut 2 and screw rod 1, the first locking groove 11 is provided with bottom screw rod 1, described nut 2 end face is provided with the second locking groove 21, first locking groove 11 is arranged on the bottom center of screw rod 1, so the second locking groove 21 no matter on nut 2 to rotate to the arbitrarily angled distance that can realize between the first locking groove 11 and the second locking groove 21 identical, the cross section of the first locking groove is square, the cross section of the second locking groove can be circular or other shapes, also comprise brake component 3, brake component 3 is provided with the first pin 31 and the second pin 32, distance between first pin and the second pin 32 equals the distance between the first locking groove 11 and the second locking groove 21, the cross section of the first pin and the cross section of the first locking groove suitable, so just can realize the first pin 31 and the second pin 32 inserts the first locking groove 11 and the second locking groove 21 respectively, cross section due to the first locking groove is square, so when in use nut to be rotated to one of square four four points of limit on same straight line place, just brake component can be inserted, screw rod and nut are locked, and in locking groove, be provided with buckling groove 4, first pin 31 and the second pin 32 are provided with clamping block 33, the clamping block 33 that so just can realize on the first pin 31 and the second pin 32 matches with the buckling groove 4 in the first locking groove 11 and the second locking groove 21, just screw rod 1 and nut 2 can be realized to realize further locking, prevent from loosening.
Standing groove 5 is also provided with bottom screw rod 1, standing groove 5 comprises the first standing groove 51 and the second standing groove 52, first pin 31 and the first standing groove 51 suitable, distance between first standing groove 51 and the second standing groove 52 equals the distance between the first pin 31 and the second pin 32, namely two pins can insert in the first standing groove 51 and the second standing groove 52, so just can brake component 3 be inserted in standing groove when not needing to use, be equivalent in screw rod 1 inside fixing, brake component can be placed in screw rod untapped time, reach and be not easy to lose, and brake component 3 upper end is provided with handle portion 34, can realize needing to be pulled out by handle portion 34 when using, also the convenient to remove of brake component can be realized.This screw bolt and nut has advantage convenient for production, offers the first locking groove, the first standing groove and the second standing groove bottom screw rod, and the shape of groove is regular polygon or circle, and structure is simply easily produced.
As another kind of embodiment of the present utility model,
Clamping block 33 wherein on the second pin 32 is multiple, and the buckling groove 4 that the position that so just can realize fixing according to fastenings realizes on clamping block 33 and nut 2 coordinates.
As another kind of embodiment of the present utility model,
The shape of the first locking groove can be the shape of the regular polygon such as regular hexagon or regular polygon, so just can increase the locating point of nut, and regular hexagon just has more two locating points than square, facilitates nut to rotate to relevant position and is fixed.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a fastener, comprises nut and screw rod, it is characterized in that: described screw rod bottom center is provided with the first locking groove, and described nut end face is provided with the second locking groove, and the cross section of described first locking groove is regular polygon;
Also comprise: brake component, described brake component comprises the first pin and the second pin, the first pin and the first locking groove suitable, described first pin and the second pin stretch into respectively in the first locking groove and the second locking groove and lock nut and screw rod;
The standing groove placing brake component is provided with bottom screw rod.
2. fastener according to claim 1, is characterized in that: described pin is provided with clamping block, and in described first locking groove and the second locking groove, relevant position is provided with buckling groove.
3. fastener according to claim 1, it is characterized in that: described standing groove comprises the first standing groove and the second standing groove, first pin and the first standing groove suitable, the distance between described first standing groove and the second standing groove equals the distance between the first pin and the second pin.
4. fastener according to claim 3, is characterized in that: be provided with the buckling groove coordinated with clamping block in described standing groove.
5. fastener according to claim 1, is characterized in that: described brake component upper end is provided with handle portion.
6. fastener according to claim 1, is characterized in that: described regular polygon is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105157.0U CN204458764U (en) | 2015-02-13 | 2015-02-13 | Fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105157.0U CN204458764U (en) | 2015-02-13 | 2015-02-13 | Fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204458764U true CN204458764U (en) | 2015-07-08 |
Family
ID=53665655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520105157.0U Expired - Fee Related CN204458764U (en) | 2015-02-13 | 2015-02-13 | Fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204458764U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931024A (en) * | 2017-05-08 | 2017-07-07 | 张亚宁 | New anti-loose takes off fastener |
| CN106931023A (en) * | 2017-04-13 | 2017-07-07 | 王大俊 | Subassembly of lock bolt |
| CN108194485A (en) * | 2018-01-15 | 2018-06-22 | 瑞安市友邦标准件有限公司 | A kind of fastening locking mechanism |
| CN108869503A (en) * | 2018-07-04 | 2018-11-23 | 安徽六方重联机械股份有限公司 | A kind of locking high-intensity fasteners |
-
2015
- 2015-02-13 CN CN201520105157.0U patent/CN204458764U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931023A (en) * | 2017-04-13 | 2017-07-07 | 王大俊 | Subassembly of lock bolt |
| CN106931024A (en) * | 2017-05-08 | 2017-07-07 | 张亚宁 | New anti-loose takes off fastener |
| CN108194485A (en) * | 2018-01-15 | 2018-06-22 | 瑞安市友邦标准件有限公司 | A kind of fastening locking mechanism |
| CN108869503A (en) * | 2018-07-04 | 2018-11-23 | 安徽六方重联机械股份有限公司 | A kind of locking high-intensity fasteners |
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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 |
Granted publication date: 20150708 Termination date: 20190213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |