CN213206249U - Bolt anti-loosening assembly - Google Patents
Bolt anti-loosening assembly Download PDFInfo
- Publication number
- CN213206249U CN213206249U CN202020900044.0U CN202020900044U CN213206249U CN 213206249 U CN213206249 U CN 213206249U CN 202020900044 U CN202020900044 U CN 202020900044U CN 213206249 U CN213206249 U CN 213206249U
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- bolt
- plug
- nut
- jack
- slot
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Abstract
The utility model provides a bolt locking takes off subassembly, includes the bolt, the jack is seted up at the bolt top, set up the plug-in components in the jack, the inside screw that forms of bolt, the inside screw rod that sets up of screw, screw rod and bolted connection, screw rod bottom downwardly extending, just the screw rod bottom sets up the nut, the nut sets up the slot, the slot corresponds the setting with the jack, just plug-in components one end stretches into the slot through set up the anti-loosening piece on the bolt, sets up between anti-loosening piece and the bolt and prescribes a limit to pivoted structure and come to tighten the bolt, reaches under the long-term work that the bolt can not cause to rotate because of factors such as vibrations, drops.
Description
Technical Field
The utility model relates to a mechanical connection especially indicates a bolt locking takes off subassembly.
Background
On present car or other engineering vehicle, some very firm bolt or screw originally can become more and more not hard up because of long-time vibrations, in case not hard up drops, will seriously influence vehicle performance and security, need a mode to guarantee bolt or screw and avoid appearing dropping and not hard up.
Disclosure of Invention
In view of this, the utility model provides a bolt locking takes off subassembly.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a locking subassembly that takes off of bolt, includes the bolt, its characterized in that: the bolt is characterized in that a jack is formed in the top of the bolt, a plug-in is arranged in the jack, a screw hole is formed in the bolt, a screw rod is arranged in the screw hole and connected with the bolt, the bottom of the screw rod extends downwards, a nut is arranged at the bottom of the screw rod, a nut is arranged on the bolt, a slot is formed in the nut and corresponds to the jack, and one end of the plug-in extends into the slot.
Preferably, the number of the insertion holes and the number of the insertion grooves are at least two, and the insertion grooves and the insertion holes are symmetrically arranged along the circumference of the bolt.
Preferably, the insertion holes and the insertion grooves are rectangular, square or semicircular.
Preferably, the plug-in components are of an integral structure, and the plug-in components are in an inverted U shape.
Preferably, the slot is an annular slot formed along the circumferential direction of the nut, the bottom of the plug-in unit is wedge-shaped, and the section of the slot is wedge-shaped to match with the plug-in unit.
Preferably, the plug-in components are made of metal, the top ends of the plug-in components are provided with openings, threads are arranged in the openings, and the openings are matched with an external tool when being detached.
Preferably, the top of the bolt is further provided with a placement groove corresponding to the plug-in, the middle part of the plug-in is located in the placement groove, and the plug-in and the top of the bolt are located on the same horizontal plane.
Preferably, the outer diameter of the nut is larger than the outer diameter of the bottom of the bolt, and the thread direction of the nut is opposite to the thread direction in the screw hole.
The beneficial effects of the utility model reside in that: the anti-loosening piece is arranged on the bolt, and the rotation limiting structure is arranged between the anti-loosening piece and the bolt to fasten the bolt, so that the bolt cannot rotate or fall off due to factors such as vibration and the like in long-term work; the bottom of the plug-in unit is wedge-shaped, the section of the slot is wedge-shaped matched with the plug-in unit, and after the plug-in unit and the slot are matched with each other, the nut can be effectively prevented from rotating through the secondary pre-tightening setting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the bolt structure of the present invention;
FIG. 2 is a schematic top view of a bolt;
FIG. 3 is a schematic structural view of another embodiment of the present invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a schematic view of another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings.
The utility model provides a following technical scheme:
referring to fig. 1-5, a bolt locking takes off subassembly, including bolt 1, jack 11 is seted up at 1 top of bolt, set up plug-in components 2 in the jack 11, 1 inside screw 3 that forms of bolt, 3 inside screw rods 12 that set up in the screw, screw rod 12 is connected with bolt 1, 12 bottom downwardly extending of screw rod, just 12 bottoms of screw rod set up nut 6, set up nut 5 on the bolt 1, set up slot 4 on the nut 5, slot 4 corresponds the setting with jack 11, just 2 one end of plug-in components stretches into slot 4.
The jack 11 and the slot 4 are arranged at least two, the slot 4 and the jack 11 are symmetrically arranged along the bolt 1, and the jack 11 and the slot 4 are rectangular.
The rectangular insertion hole 11 and the insertion groove 4 define a rotation direction, and the bolt 1 cannot rotate due to vibration and therefore falls off.
The jack 11 and the slot 4 are all rectangular, square or semicircular.
The plug-in components 2 are of an integral structure, and the plug-in components 2 are in an inverted U shape.
Referring to fig. 5, the slot 4 is an annular slot 15 formed along the circumferential direction of the nut, the bottom of the plug-in unit 2 is wedge-shaped, the section of the annular slot 15 is wedge-shaped and matched with the plug-in unit 2, the plug-in unit 2 is made of metal, a hole 14 is formed in the top end of the plug-in unit, threads are arranged in the hole 14, and the hole 14 is matched with an external tool when being detached.
The top of the bolt 1 is also provided with a placing groove 7 corresponding to the plug-in 2, the middle part of the plug-in 2 is positioned in the placing groove 7, the plug-in 0 and the top of the bolt 1 are positioned on the same horizontal plane, and the placing groove 7 is used for placing the plug-in 2, so that the plug-in 2 can be tightly attached to the bolt 1 and cannot easily fall off from the top of the bolt 1.
The external diameter of nut 6 is greater than the external diameter of bolt 1 bottom, just the screw thread direction of nut 6 is opposite with the screw thread direction in the screw 3, and the screw-thread fit of two opposite directions, bolt 1 can not lead to the rotation to drop because the screw thread direction is the same when receiving the effort of a direction.
Referring to fig. 3-4, in another embodiment, the bolt 1 may further be provided with a limiting groove 10, the limiting groove 10 is vertically arranged, a nut at the top of the bolt sinks to form a clamping groove 13, the anti-loosening element 8 extends into the limiting groove 10, the anti-loosening element is in a shape like a "7", the top of the anti-loosening element 8 is connected with the clamping groove 13, and the anti-loosening element 8 is matched with the limiting groove 10 and the clamping groove 13 to prevent the bolt 1 from rotating and falling off after being fixed in a long-term use process.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a locking subassembly that takes off of bolt, includes the bolt, its characterized in that: the bolt is characterized in that a jack is formed in the top of the bolt, a plug-in is arranged in the jack, a screw hole is formed in the bolt, a screw rod is arranged in the screw hole and connected with the bolt, the bottom of the screw rod extends downwards, a nut is arranged at the bottom of the screw rod, a nut is arranged on the bolt, a slot is formed in the nut and corresponds to the jack, and one end of the plug-in extends into the slot.
2. The bolt release assembly of claim 1, wherein: the jacks and the slots are arranged at least two, and the slots and the jacks are symmetrically arranged along the circumference of the bolt.
3. The bolt release assembly of claim 2, wherein: the jacks and the slots are all rectangular, square or semicircular.
4. The bolt release assembly of claim 1, wherein: the plug-in components are of an integral structure and are in an inverted U shape.
5. The bolt release assembly of claim 1 or 4, wherein: the insertion groove is an annular insertion groove formed along the circumferential direction of the nut, the bottom of the plug-in unit is wedge-shaped, and the section of the insertion groove is wedge-shaped matched with the plug-in unit.
6. The bolt release assembly of claim 3, wherein: the plug-in components are made of metal, the top ends of the plug-in components are provided with openings, threads are arranged in the openings, and the openings are matched with an external tool when being detached.
7. The bolt release assembly of claim 1, wherein: the top of the bolt is also provided with a placing groove corresponding to the plug-in, the middle part of the plug-in is positioned in the placing groove, and the plug-in and the top of the bolt are positioned on the same horizontal plane.
8. The bolt release assembly of claim 1, wherein: the outer diameter of the nut is larger than that of the bottom of the bolt, and the thread direction of the nut is opposite to that of the thread in the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020900044.0U CN213206249U (en) | 2020-05-25 | 2020-05-25 | Bolt anti-loosening assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020900044.0U CN213206249U (en) | 2020-05-25 | 2020-05-25 | Bolt anti-loosening assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213206249U true CN213206249U (en) | 2021-05-14 |
Family
ID=75818822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020900044.0U Active CN213206249U (en) | 2020-05-25 | 2020-05-25 | Bolt anti-loosening assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213206249U (en) |
-
2020
- 2020-05-25 CN CN202020900044.0U patent/CN213206249U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |