CN215596142U - Bolt connecting fastener - Google Patents
Bolt connecting fastener Download PDFInfo
- Publication number
- CN215596142U CN215596142U CN202121578406.XU CN202121578406U CN215596142U CN 215596142 U CN215596142 U CN 215596142U CN 202121578406 U CN202121578406 U CN 202121578406U CN 215596142 U CN215596142 U CN 215596142U
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- nut
- clamping
- head
- bolt
- clamping sleeve
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Abstract
The utility model discloses a bolt connecting fastener which is applied to the field of bolts and comprises a bolt, a nut, a clamping sleeve and a clamping piece; the bolt comprises a head and a screw rod, and the nut and the clamping sleeve are sequentially sleeved on the screw rod from the head; a through channel is arranged in the screw rod; the clamping piece is in a rod-shaped structure, one end of the clamping piece is provided with a clamping head, and the other end of the clamping piece is provided with a base; the clamping head of the clamping piece penetrates through the channel to be clamped outside the head; according to the nut, the threaded area and the hexagonal area are arranged on the bolt, the nut thread is sleeved in the threaded area, when the nut is about to fall off due to external force, the joint on the clamping sleeve is embedded into the connecting hole of the nut, so that the clamping sleeve is driven by the nut, meanwhile, the clamping sleeve is sleeved in the hexagonal area on the screw rod, so that the bolt is driven to rotate together, the falling off of the nut is effectively avoided, meanwhile, the clamping sleeve is fixed by the clamping piece, the fastening effect of each part is improved, and the falling off of the clamping sleeve is avoided.
Description
Technical Field
The utility model relates to the field of bolts, in particular to a bolt connecting fastener.
Background
The fastener is a general name of a mechanical part used when two or more parts are fastened and connected into a whole, and is widely applied. Bolts and nuts are commonly used on equipment as a common fastener. However, as technology develops, more and more industries put more stringent quality controls on the market. The connection mode of the bolt and the nut is adopted, and the problem that the part is easy to loosen is often faced, so that the connection between the parts is broken or is not firm, and potential safety hazards are brought. Therefore, the bolt and the nut with common structures cannot meet the use requirements of the industry. Therefore, it is necessary to provide a new bolt fastener which is not easy to loosen and is fastened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bolt connecting fastener which has the advantages of difficult loosening and fastening connection.
The technical purpose of the utility model is realized by the following technical scheme: a bolt connecting fastener comprises a bolt, a nut, a clamping sleeve and a clamping piece; the bolt comprises a head and a screw rod, and the nut and the clamping sleeve are sequentially sleeved on the screw rod from the head; a through channel is arranged in the screw rod; the clamping piece is of a rod-shaped structure, one end of the clamping piece is provided with a clamping head, and the other end of the clamping piece is provided with a base; the clamping head of the clamping piece penetrates through the channel to be clamped outside the head.
Through the arrangement, the nut in the bolt connecting fastener is sleeved on the screw rod, and the clamping sleeve and the clamping piece fasten the bolt, so that the nut is prevented from falling off, and the fastening effect is improved.
The utility model is further provided that the screw comprises a threaded area and a hexagonal area, the cross section of the hexagonal area is a regular hexagon, and the threaded area is close to the head.
The nut is further arranged in a threaded region of the screw rod in a sleeved mode through threads, a regular hexagonal through hole is formed in the clamping sleeve and is embedded with the hexagonal region, and the clamping sleeve is sleeved on the hexagonal region of the screw rod.
The utility model is further arranged in such a way that the nut is provided with a connecting hole, the clamping sleeve is provided with a joint corresponding to the connecting hole, and when the nut and the clamping sleeve are sequentially sleeved on the screw rod from the head part, the joint is embedded into the connecting hole.
Through the setting, the nut thread is sleeved in the thread area, when the nut is about to fall off due to external force, the nut can drive the clamping sleeve due to the fact that the joint on the clamping sleeve is embedded into the connecting hole of the nut, and meanwhile, the bolt can be driven to rotate together due to the fact that the clamping sleeve is sleeved in the hexagonal area on the screw rod, and the nut is prevented from falling off.
The chucking spare is including being equipped with the upper portion of base with be equipped with the lower part of dop, the upper portion is kept away from the one end screw thread of base cup joints the lower part is kept away from on the one end of dop.
The clamping piece comprises an upper part and a lower part, and when the nut and the clamping sleeve are installed well, the clamping piece fixes the clamping sleeve, so that the fastening effect is improved, and the clamping sleeve is prevented from falling off.
The utility model is further arranged that an anti-slip gasket is arranged on one side of the head part close to the screw rod.
The arrangement of the anti-slip washer can improve the confining effect of the anti-slip washer on the workpiece.
In conclusion, the utility model has the following beneficial effects: according to the nut, the threaded area and the hexagonal area are arranged on the bolt, the nut thread is sleeved in the threaded area, when the nut is about to fall off due to external force, the joint on the clamping sleeve is embedded into the connecting hole of the nut, so that the clamping sleeve is driven by the nut, meanwhile, the clamping sleeve is sleeved in the hexagonal area on the screw rod, so that the bolt is driven to rotate together, the falling off of the nut is effectively avoided, meanwhile, the clamping sleeve is fixed by the clamping piece, the fastening effect of each part is improved, and the falling off of the clamping sleeve is avoided.
Drawings
FIG. 1 is a front view of a bolt fastening assembly according to the present embodiment;
FIG. 2 is a cross-sectional view of a bolt fastening assembly according to the present embodiment;
FIG. 3 is a block diagram of a clamping sleeve of a bolt fastening device according to the present embodiment;
fig. 4 is a nut structure view of a bolt fastening member according to the present embodiment.
Reference numerals: 1. a retainer; 2. a clamping sleeve; 3. a nut; 4. a screw; 5. a head portion; 6. an upper portion; 7. a base; 8. a hexagonal region; 9. a threaded region; 10. a lower portion; 11. clamping a head; 12. a joint; 13. and (7) connecting the holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, a bolt connecting fastener comprises a bolt, a nut 3, a clamping sleeve 2 and a clamping piece 1; the bolt comprises a head part 5 and a screw rod 4, a nut 3 and a clamping sleeve 2 are sequentially sleeved on the screw rod 4 from the head part 5, the nut 3 is close to the head part 5, and the clamping sleeve 2 is in contact with the nut 3; a through channel is arranged in the screw rod 4; the clamping piece 1 is of a rod-shaped structure, one end of the clamping piece is provided with a clamping head 11, and the other end of the clamping piece is provided with a base 7; dop 11 of chucking spare 1 passes the passageway joint outside head 5, and nut 3 cup joints on screw rod 4 in this bolted connection fastener, and joint cover 2 and chucking spare 1 fasten it, avoid nut 3 to drop, improve fastening effect.
The screw rod 4 comprises a threaded area 9 and a hexagonal area 8, the cross section of the hexagonal area 8 is in a regular hexagon, and the threaded area 9 is close to the head 5; the nut 3 is in threaded sleeve connection with a threaded area 9 on the screw rod 4, a regular-hexagon through hole is formed in the clamping sleeve 2 and is embedded with the hexagonal area 8, and the clamping sleeve 2 is in sleeve connection with the hexagonal area 8 on the screw rod 4; the nut 3 is provided with a connecting hole 13, the clamping sleeve 2 is provided with a joint 12 corresponding to the connecting hole 13, and when the nut 3 and the clamping sleeve 2 are sequentially sleeved on the screw rod 4 from the head part 5, the joint 12 is embedded into the connecting hole 13; when the nut 3 is about to fall off by external force, the joint 12 on the clamping sleeve 2 is embedded into the connecting hole 13 of the nut 3, so the nut 3 can drive the clamping sleeve 2, and meanwhile, the clamping sleeve 2 is sleeved on the hexagonal area 8 on the screw rod 4, so the bolt can be driven to rotate together, and the falling off of the nut 3 is avoided.
The clamping piece 1 comprises an upper portion 6 provided with a base 7 and a lower portion 10 provided with a clamping head 11, one end, far away from the base 7, of the upper portion 6 is in threaded sleeve connection with one end, far away from the clamping head 11, of the lower portion 10, the clamping piece 1 comprises the upper portion 6 and the lower portion 10, and after the nut 3 and the clamping sleeve 2 are installed, the clamping piece 1 fixes the clamping sleeve 2, so that the fastening effect is improved, and the clamping piece is prevented from falling off.
Wherein, one side of the head part 5 close to the screw rod 4 is provided with an anti-slip gasket for improving the confining effect on the workpiece.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. A bolt connecting fastener comprises a bolt, a nut (3), a clamping sleeve (2) and a clamping piece (1); the bolt comprises a head (5) and a screw rod (4), and the nut (3) and the clamping sleeve (2) are sequentially sleeved on the screw rod (4) from the head (5); the screw rod (4) is internally provided with a through channel; the clamping piece (1) is of a rod-shaped structure, one end of the clamping piece is provided with a clamping head (11), and the other end of the clamping piece is provided with a base (7); the clamping head (11) of the clamping piece (1) penetrates through the channel and is clamped outside the head (5).
2. A bolt connection fastener according to claim 1, characterized in that the shank (4) includes a threaded region (9) and a hexagonal region (8), the hexagonal region (8) having a regular hexagonal cross-section, the threaded region (9) being adjacent the head (5).
3. The bolt connecting fastener according to claim 2, characterized in that the nut (3) is in threaded sleeve connection with a threaded area (9) on the screw (4), a regular hexagonal through hole is arranged in the clamping sleeve (2), the through hole is embedded with the hexagonal area (8), and the clamping sleeve (2) is in sleeve connection with the hexagonal area (8) on the screw (4).
4. A bolt connection fastener according to claim 1, characterized in that the nut (3) is provided with a connecting hole (13), the clamping sleeve (2) is provided with a joint (12) corresponding to the connecting hole (13), and when the nut (3) and the clamping sleeve (2) are sequentially sleeved on the screw (4) from the head (5), the joint (12) is embedded into the connecting hole (13).
5. A bolt connection fastener according to claim 1, characterized in that the clamping member (1) comprises an upper part (6) provided with the base (7) and a lower part (10) provided with the cartridge (11), and that the end of the upper part (6) remote from the base (7) is threaded onto the end of the lower part (10) remote from the cartridge (11).
6. A bolt connection fastener according to claim 1, characterized in that the head (5) is provided with a non-slip washer on the side adjacent to the shank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121578406.XU CN215596142U (en) | 2021-07-12 | 2021-07-12 | Bolt connecting fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121578406.XU CN215596142U (en) | 2021-07-12 | 2021-07-12 | Bolt connecting fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215596142U true CN215596142U (en) | 2022-01-21 |
Family
ID=79878335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121578406.XU Active CN215596142U (en) | 2021-07-12 | 2021-07-12 | Bolt connecting fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215596142U (en) |
-
2021
- 2021-07-12 CN CN202121578406.XU patent/CN215596142U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |