CN204226401U - A kind of anti-loosening bolt - Google Patents
A kind of anti-loosening bolt Download PDFInfo
- Publication number
- CN204226401U CN204226401U CN201420675410.1U CN201420675410U CN204226401U CN 204226401 U CN204226401 U CN 204226401U CN 201420675410 U CN201420675410 U CN 201420675410U CN 204226401 U CN204226401 U CN 204226401U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- nut
- bolt
- tapped hole
- pad
- 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
Abstract
The utility model provides a kind of structure simple, fastening effect is good, the anti-loosening bolt of long service life, comprise first body of bolt, second body of bolt and the 3rd body of bolt, and the nut to match with first body of bolt, first body of bolt comprises the first nut and the first screw rod, first nut offers symmetrical through hole A and through hole B, first nut upper surface middle part offers a cell body, first screw rod is made up of screw rod A and screw rod B, screw rod B is provided with screw thread, the screw thread that screw rod B is provided with is connected with the first tapped hole that nut offers, nut also offers the second tapped hole and the 3rd tapped hole, first screw rod is provided with the first pad, its airtight performance is strengthened, thus when avoiding dismounting, there is the phenomenon combined of getting rusty, the design of second body of bolt and the 3rd body of bolt, make the connection between its first body of bolt and nut more firm, it is made not easily to loosen, the utility model structure is simple, be convenient to install, fastening effect is good, long service life.
Description
Technical field
The utility model relates to a kind of fastening piece, particularly relates to a kind of anti-loosening bolt.
Background technique
As everyone knows, fastening piece commercially also referred to as standard piece, be two or more part (or component) is fastenedly connected become one overall time the general name of class mechanical parts that adopts.In long-term using process, there will be loosening phenomenon, affect the quality of product, and also there will be situation about coming off time serious, cause unnecessary loss.
Model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of structure simple, be convenient to install, fastening effect is good, the anti-loosening bolt of long service life, comprise first body of bolt, second body of bolt and the 3rd body of bolt, and the nut to match with first body of bolt, described first body of bolt comprises the first nut and the first screw rod, described first nut offers symmetrical through hole A and through hole B, described first nut upper surface middle part offers a cell body, described first screw rod is made up of screw rod A and screw rod B, described screw rod A is positioned at screw rod B upper end, and be connected with the first nut, described screw rod A is smooth shaft, described screw rod B is provided with screw thread, the screw thread that described screw rod B is provided with is connected with the first tapped hole that nut offers, described nut also offers the second tapped hole and the 3rd tapped hole, described second body of bolt is made up of the second nut and the second screw rod, described 3rd body of bolt is made up of the 3rd nut and the 3rd screw rod, described first screw rod is provided with the first pad, described second screw rod and the 3rd screw rod are provided with one second pad.
Described first nut is circular.
Described cell body is cross recess.
Described nut is hexagon nut.
Described second tapped hole and the 3rd tapped hole are positioned on the most long-diagonal of nut.
Described second screw rod and the second tapped hole match.
Described 3rd screw rod and the 3rd tapped hole match.
Described first pad and the second pad are rubber sheet gasket, and described first pad is circular.
The inner diameter of described first pad equals the diameter of the first screw rod.
Described second nut and the 3rd nut upper surface all offer a straight groove.
The beneficial effects of the utility model are: the design of the first pad and the second pad, its airtight performance is strengthened, thus when avoiding dismounting, there is the phenomenon combined of getting rusty, the design of second body of bolt and the 3rd body of bolt, make the connection between its first body of bolt and nut more firm, make it not easily loosen, the utility model structure is simple, is convenient to install, fastening effect is good, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the plan view of the first nut in Fig. 1;
Fig. 3 is the structural representation of the first pad in Fig. 1;
Fig. 4 is the structural representation of nut in Fig. 1.
Wherein: 1-first body of bolt, 2-second body of bolt, 3-the 3rd body of bolt, 4-nut, 5-first nut, 6-first screw rod, 7-through hole A, 8-through hole B, 9-cell body, 10-screw rod A, 11-screw rod B, 12-screw thread, 13-first tapped hole, 14-second tapped hole, 15-the 3rd tapped hole, 16-second nut, 17-second
Screw rod, 18-the 3rd nut, 19-the 3rd screw rod, 20-first pad, 21-second pad, 22-straight groove.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail;
As shown in Figures 1 to 4, a kind of anti-loosening bolt, comprise first body of bolt 1, second body of bolt 2 and the 3rd body of bolt 3, and the hexangle type nut 4 to match with first body of bolt 1, first body of bolt 1 comprises the first nut 5 and the first screw rod 6 of a circle, first nut 5 offers symmetrical through hole A7 and through hole B8, first nut 5 upper surface middle part offers a cross cell body 9, described first screw rod 6 is made up of screw rod A10 and screw rod B11, screw rod A10 is positioned at screw rod B11 upper end, and be connected with the first nut 5, screw rod A10 is smooth shaft, screw rod B11 is provided with screw thread 12, the screw thread 12 that screw rod B11 is provided with is connected with the first tapped hole 13 that nut 4 offers, nut 4 also offers the second tapped hole 14 and the 3rd tapped hole 15, second tapped hole 14 and the 3rd tapped hole 15 are positioned on the most long-diagonal of nut 4, second body of bolt 2 is made up of the second nut 16 and the second screw rod 17, 3rd body of bolt 3 is made up of the 3rd nut 18 and the 3rd screw rod 19, second screw rod 17 and the second tapped hole 14 match, 3rd screw rod 19 and the 3rd tapped hole 15 match, first screw rod 6 is provided with a first circular pad 20, second screw rod 17 and the 3rd screw rod 19 are provided with one second pad 21, the inner diameter of the first pad 20 equals the diameter of the first screw rod 6, second nut 16 and the 3rd nut 18 upper surface all offer a straight groove 22.
During use, first pad 20 is placed on the first screw rod 6, by the first screw rod 6 through two fastenings, use nut 4 to be twisted to connect, twist after having connect, the second screw rod 17 and the 3rd screw rod 19 all place one second pad 21, the second screw rod 17 and the 3rd screw rod 19 are each passed through through hole A7 and through hole B8, twisting is connected on the second tapped hole 14 and the 3rd tapped hole 15, i.e. complete operation.
The design of the first pad 20 and the second pad 21, its airtight performance is strengthened, thus when avoiding dismounting, there is the phenomenon combined of getting rusty, the design of second body of bolt 2 and the 3rd body of bolt 3, make the connection between its first body of bolt 1 and nut 4 more firm, make it not easily loosen, the utility model structure is simple, is convenient to install, fastening effect is good, long service life.
Claims (10)
1. an anti-loosening bolt, comprise first body of bolt (1), second body of bolt (2) and the 3rd body of bolt (3), and the nut (4) to match with first body of bolt (1), it is characterized in that described first body of bolt (1) comprises the first nut (5) and the first screw rod (6), described first nut (5) offers symmetrical through hole A(7) and through hole B(8), described first nut (5) upper surface middle part offers a cell body (9), described first screw rod (6) is by screw rod A(10) and screw rod B(11) form, described screw rod A(10) be positioned at screw rod B(11) upper end, and be connected with the first nut (5), described screw rod A(10) be smooth shaft, described screw rod B(11) on be provided with screw thread (12), described screw rod B(11) on the screw thread (12) that is provided be connected with the first tapped hole (13) that nut (4) offers, described nut (4) also offers the second tapped hole (14) and the 3rd tapped hole (15), described second body of bolt (2) is made up of the second nut (16) and the second screw rod (17), described 3rd body of bolt (3) is made up of the 3rd nut (18) and the 3rd screw rod (19), described first screw rod (6) is provided with the first pad (20), described second screw rod (17) and the 3rd screw rod (19) are provided with one second pad (21).
2. the anti-loosening bolt of one according to claim 1, is characterized in that described first nut (5) is for circular.
3. the anti-loosening bolt of one according to claim 1, is characterized in that described cell body (9) is cross recess.
4. the anti-loosening bolt of one according to claim 1, is characterized in that described nut (4) is for hexagon nut (4).
5. the anti-loosening bolt of one according to claim 1, is characterized in that described second tapped hole (14) and the 3rd tapped hole (15) are positioned on the most long-diagonal of nut (4).
6. the anti-loosening bolt of one according to claim 1, is characterized in that described second screw rod (17) and the second tapped hole (14) match.
7. the anti-loosening bolt of one according to claim 1, it is characterized in that described 3rd screw rod (19) with
3rd tapped hole (15) matches.
8. the anti-loosening bolt of one according to claim 1, it is characterized in that described first pad (20) and the second pad (21) are rubber sheet gasket, described first pad (20) is for circular.
9. the anti-loosening bolt of one according to claim 1, is characterized in that the inner diameter of described first pad (20) equals the diameter of the first screw rod (6).
10. the anti-loosening bolt of one according to claim 1, is characterized in that described second nut (16) and the 3rd nut (18) upper surface all offer a straight groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675410.1U CN204226401U (en) | 2014-11-13 | 2014-11-13 | A kind of anti-loosening bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675410.1U CN204226401U (en) | 2014-11-13 | 2014-11-13 | A kind of anti-loosening bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204226401U true CN204226401U (en) | 2015-03-25 |
Family
ID=52924502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420675410.1U Expired - Fee Related CN204226401U (en) | 2014-11-13 | 2014-11-13 | A kind of anti-loosening bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204226401U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952756A (en) * | 2016-06-27 | 2016-09-21 | 无锡迪奥机械有限公司 | Bolt for wooden product with fixed screws |
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
-
2014
- 2014-11-13 CN CN201420675410.1U patent/CN204226401U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952756A (en) * | 2016-06-27 | 2016-09-21 | 无锡迪奥机械有限公司 | Bolt for wooden product with fixed screws |
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
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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: 20150325 Termination date: 20161113 |