CN210343981U - Locking bolt assembly that moves - Google Patents
Locking bolt assembly that moves Download PDFInfo
- Publication number
- CN210343981U CN210343981U CN201921265576.5U CN201921265576U CN210343981U CN 210343981 U CN210343981 U CN 210343981U CN 201921265576 U CN201921265576 U CN 201921265576U CN 210343981 U CN210343981 U CN 210343981U
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- bolt
- thread
- cylinder
- bolt assembly
- screw
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- Expired - Fee Related
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- 230000004323 axial length Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a locking bolt assembly that moves, include: the bolt comprises a bolt body and a locknut for preventing the bolt body from loosening, wherein the bolt body is in threaded connection with the locknut; the bolt body comprises a screw, a cylinder and a hexagonal cap head which are sequentially connected, a first thread is arranged on the outer circular surface of the cylinder, the spiral directions of the first thread and the thread on the screw are opposite, and the outer diameter of the cylinder is larger than the diagonal length of the hexagonal cap head; the anti-loose nut comprises a nut body, and the internal thread of the nut body is matched with the first thread on the cylinder. In this way, locking bolt assembly that moves, simple structure, processing is easy, convenient operation, locking effectual has enlarged the scope of using.
Description
Technical Field
The utility model relates to a fastener field especially relates to an anti-loosening bolt assembly.
Background
Bolts are widely used in various fields, particularly in the automotive field, and are the most commonly used connecting members. During the routine maintenance of the vehicle, the bolts are frequently disassembled and assembled. In order to prevent the bolt from loosening after fastening, the spring washer and the flat washer are usually used in a matching manner for preventing loosening, but for parts with higher connection requirements, the loosening prevention effect of the spring washer and the flat washer cannot meet the requirement.
An authorized bulletin number CN 208487111U discloses a locking bolt, including bolt head, double-screw bolt, drive double-screw bolt and locking body, the lower extreme of bolt head is connected with the double-screw bolt, interior thread cavity has been seted up in the bolt head, the outer wall of drive double-screw bolt is equipped with the external screw thread with interior thread cavity matched with, the lower extreme of drive double-screw bolt is connected with the polished rod, the below of polished rod links to each other with locking kicking block through first spring, the slot has been seted up to the junction symmetry of bolt head and screw bolt, locking body passes through the second spring and installs the below at drive double-screw bolt, locking body's below symmetry is equipped with two gibs, gib s and slot cooperate, lock the bolt through locking body, can solve the bolt that extrinsic factors such as vibrations arouse not hard up, guarantee bolted connection's steadiness. But above-mentioned utility model's technical scheme, the structure is complicated, and the processing degree of difficulty is big, operates inconveniently, has reduced work efficiency, is not convenient for use as ordinary bolt, has reduced application range, needs to improve.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an anti-loosening bolt assembly, simple structure, and processing is easy, convenient operation, and locking effect is good, has enlarged application range, has improved the efficiency of assembly.
In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided a locking bolt assembly comprising: the bolt comprises a bolt body and a locknut for preventing the bolt body from loosening, wherein the bolt body is in threaded connection with the locknut;
the bolt body comprises a screw, a cylinder and a hexagonal cap head which are sequentially connected, a first thread is arranged on the outer circular surface of the cylinder, the spiral directions of the first thread and the thread on the screw are opposite, and the outer diameter of the cylinder is larger than the diagonal length of the hexagonal cap head;
the anti-loose nut comprises a nut body, and the internal thread of the nut body is matched with the first thread on the cylinder.
In a preferred embodiment of the present invention, the screw, the cylinder and the hexagonal cap head are integrally formed.
In a preferred embodiment of the present invention, the annular array of the lower surface of the nut body is concavely provided with a plurality of V-shaped grooves.
In a preferred embodiment of the present invention, the screw thread on the screw rod is a right-hand screw thread, and the first screw thread is a left-hand screw thread.
In a preferred embodiment of the present invention, the length of the axis of the nut body is greater than the length of the axis of the cylinder.
The utility model has the advantages that: the utility model discloses a locking bolt assembly that moves who points out, simple structure, processing is easy, convenient operation, and locking effectual has enlarged application range, has improved the efficiency of assembly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a locking bolt assembly of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for purposes of illustration and explanation only and are not intended to limit the invention.
It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, an embodiment of the present invention includes:
a locking bolt assembly comprising: the bolt comprises a bolt body 10 and a locknut 20 for preventing the bolt body 10 from loosening, wherein the bolt body 10 is in threaded connection with the locknut 20.
The bolt body 10 comprises a screw rod 11, a cylinder 12 and a hexagonal cap head 13 which are sequentially connected, a first thread 14 is arranged on the outer circular surface of the cylinder 12, the spiral directions of the first thread 14 and the thread on the screw rod 11 are opposite, and the outer diameter of the cylinder 12 is larger than the length of the diagonal line of the hexagonal cap head 13; simple structure and easy processing.
The locknut 20 comprises a nut body 21, and the internal thread of the nut body 21 is matched with the first thread 14 on the cylinder 12; during the use, screw in bolt body 10 in by the fastener through the spanner, reach the fastening effect, at this moment, rethread spanner is reverse to locknut 20 rotatory on cylinder 12, locknut 20 with by fastener in close contact with, because the screw thread on bolt body 10 is opposite with the internal thread of first screw thread 14 and locknut 20 soon, make bolt body 10 and locknut 20 become a detachable whole (must take locknut 20 to rotate together when bolt body 10 loosens), the frictional force between bolt body 10 and the by the fastener has been increased, the locking purpose of locking has been reached, the locking effect of bolt has been improved, moreover, the steam generator is simple in structure, easy processing, high durability and convenient operation, the efficiency of assembly has been improved, locknut 20 is taken off to this bolt assembly simultaneously, can regard as ordinary bolt to use, the scope of use has been enlarged.
The screw rod 11, the cylinder 12 and the hexagonal cap head 13 are integrally formed, and the hexagonal cap head is simple in structure and easy to process.
The annular array of the lower surface of the nut body 21 is concavely provided with a plurality of V-shaped grooves 22, so that the roughness of the lower surface of the nut body 21 is increased, the friction force is increased, and the anti-loosening effect is improved.
The screw thread on the screw rod 11 is a right-hand screw thread, and the first screw thread 14 is a left-hand screw thread.
The axial length of the nut body 21 is greater than that of the cylinder 12, so that the whole first thread 14 on the cylinder 12 is connected with the internal thread of the nut body 21, and the firmness of connection is enhanced.
To sum up, the utility model discloses an anti-looseness's bolt assembly, simple structure, processing is easy, convenient operation, and locking effectual has improved the efficiency of assembly.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (5)
1. A locking bolt assembly, comprising: the bolt comprises a bolt body and a locknut for preventing the bolt body from loosening, wherein the bolt body is in threaded connection with the locknut;
the bolt body comprises a screw, a cylinder and a hexagonal cap head which are sequentially connected, a first thread is arranged on the outer circular surface of the cylinder, the spiral directions of the first thread and the thread on the screw are opposite, and the outer diameter of the cylinder is larger than the diagonal length of the hexagonal cap head;
the anti-loose nut comprises a nut body, and the internal thread of the nut body is matched with the first thread on the cylinder.
2. The locking bolt assembly of claim 1, wherein the shank, cylinder and hex head are integrally formed.
3. The anti-loosening bolt assembly according to claim 1, wherein the annular array of the lower surface of the nut body is provided with a plurality of V-shaped grooves in a concave manner.
4. The locking bolt assembly of claim 1, wherein the threads on the threaded shank are right-hand threads and the first threads are left-hand threads.
5. The locking bolt assembly of claim 1, wherein the nut body has an axial length greater than an axial length of the cylindrical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921265576.5U CN210343981U (en) | 2019-08-06 | 2019-08-06 | Locking bolt assembly that moves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921265576.5U CN210343981U (en) | 2019-08-06 | 2019-08-06 | Locking bolt assembly that moves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210343981U true CN210343981U (en) | 2020-04-17 |
Family
ID=70218223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921265576.5U Expired - Fee Related CN210343981U (en) | 2019-08-06 | 2019-08-06 | Locking bolt assembly that moves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210343981U (en) |
-
2019
- 2019-08-06 CN CN201921265576.5U patent/CN210343981U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 |