CN215487146U

CN215487146U - Anti-loosening bolt

Info

Publication number: CN215487146U
Application number: CN202121522444.3U
Authority: CN
Inventors: 陈建瑞
Original assignee: Jiangsu Ruiqiang Fastener Co ltd
Current assignee: Jiangsu Ruiqiang Fastener Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-11
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to the field of bolts, in particular to a check bolt, which comprises: the hexagonal head is connected with the end part of the screw rod, a through groove body is arranged on the hexagonal head, and the hexagonal head further comprises a U-shaped clamping frame and a locking assembly; the U-shaped clamping frame is arranged in the groove body; the locking assembly is connected with the hexagonal head and pressed on the U-shaped clamping frame, and is suitable for preventing the U-shaped clamping frame from falling off from the groove body. Through the mode, the anti-loosening bolt disclosed by the utility model has the advantages that the anti-loosening effect is enhanced, and the use cost is reduced.

Description

Anti-loosening bolt

Technical Field

The utility model relates to the field of bolts, in particular to a check bolt.

Background

The bolt is widely applied in daily life or mechanical equipment, is a basic connecting piece, and is screwed and disassembled by the hexagonal wrench. The bolt is usually used together with nut, flat pad, spring washer assembly, and the bullet pad reaches the locking effect to the bolt.

Spare part on some equipment need often dismantle and install, and when repetitious usage bolt fastens, the performance that plays the pad descends, does not reach the locking effect to the bolt, needs often to change the bullet pad, has increased use cost.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem of providing the anti-loosening bolt which is simple in structure and convenient to use, enhances the anti-loosening effect and reduces the use cost.

In order to solve the technical problems, the utility model adopts a technical scheme that: provided is a check bolt including: the hexagonal head is connected with the end part of the screw rod, a through groove body is arranged on the hexagonal head, and the hexagonal head further comprises a U-shaped clamping frame and a locking assembly;

the U-shaped clamping frame is arranged in the groove body;

the locking assembly is connected with the hexagonal head and pressed on the U-shaped clamping frame, and is suitable for preventing the U-shaped clamping frame from falling off from the groove body.

In a preferred embodiment of the present invention, the hexagonal head is provided with a circular blind hole, the U-shaped clip comprises a circular plate and two L-shaped rods symmetrically connected to an outer circle of the circular plate, the outer circle of the circular plate is matched with the circular blind hole, and the circular plate is provided with a through hole.

In a preferred embodiment of the utility model, one end of the L-shaped rod far away from the circular plate extends downwards to be below the lower plane of the hexagonal head.

In a preferred embodiment of the utility model, the locking assembly comprises a screw and a threaded hole arranged in the round blind hole, and the screw is arranged in the through hole in a penetrating way and is in threaded connection with the threaded hole.

In a preferred embodiment of the present invention, the circular plate is provided with a counter bore concentric with the through hole.

In a preferred embodiment of the utility model, one end of the L-shaped rod away from the circular plate is provided with a chamfer.

The utility model has the beneficial effects that: according to the anti-loosening bolt disclosed by the utility model, the U-shaped clamping frame is tightly contacted with the fastened piece, so that the bolt is prevented from reversely rotating, the anti-loosening effect is enhanced, the elastic pad does not need to be frequently replaced to prevent loosening of the bolt, and the use cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

fig. 1 is a schematic structural view of a check bolt according to a preferred embodiment 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 the purpose of illustration and explanation and not limitation.

It should be noted that these drawings are simplified schematic views, and only the basic structure of the present invention is described 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 those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings 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 lockbolt comprising: screw rod 1 and connect the hexagon head 2 at screw rod 1 tip, be provided with the cell body 3 that runs through on the hexagon head 2, still include U-shaped card frame 40 and locking Assembly 50.

The U-shaped clamping frame 40 is arranged in the groove body 3.

The locking component 50 is connected with the hexagonal head 2 and presses on the U-shaped clamping frame 40, and is suitable for preventing the U-shaped clamping frame 40 from falling off from the groove body 3.

The hexagonal head 2 is provided with a round blind hole 6, the U-shaped clamping frame 40 comprises a circular plate 41 and two L-shaped rods 42 symmetrically connected to the outer circle of the circular plate 41, the outer circle of the circular plate 41 is matched with the round blind hole 6, and the circular plate 41 is provided with a through hole 43; when using, with screw rod 1 screw in by the retainer, through in placing cell body 3 with U-shaped card frame 40, reuse the pistol drill and be joined in marriage on by the retainer and process two fabrication holes, the position of two fabrication holes is corresponding with the end of L shape pole 42, the one end that plectane 41 was kept away from to L shape pole 42 of being convenient for stretches into in the fabrication hole, effect through locking Assembly 50, U-shaped card frame 40 and 3 in close contact with of cell body, hexagonal head 2 has been prevented to produce the counter rotation, through installation and dismantlement many times, still have better locking effect, it is locking to need not often to change the bullet pad to the bolt, use cost is reduced.

One end of the L-shaped rod 42 away from the circular plate 41 extends downwards to the lower part of the lower plane of the hexagonal head 2; the end of the L-shaped rod 42 remote from the circular plate 41 can be inserted into the fabrication hole, thereby preventing the bolt from rotating in the opposite direction.

The locking assembly 50 comprises a screw 51 and a threaded hole 52 arranged in the round blind hole 6, the screw 51 penetrates through the through hole 43 and is in threaded connection with the threaded hole 52, and therefore the U-shaped clamping frame 40 is prevented from falling off from the groove body 3, the structure is simple, and the operation is easy.

The circular plate 41 is provided with a counter bore 7 concentric with the through hole 43, so that the tail of the screw 51 enters the counter bore 7.

One end of the L-shaped rod 42, which is far away from the circular plate 41, is provided with a chamfer 8, so that the end part of the L-shaped rod 42 can conveniently enter the fabrication hole.

In conclusion, the anti-loosening bolt disclosed by the utility model is simple in structure and convenient to use, the anti-loosening effect is enhanced, and the use cost is reduced.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A lockbolt comprising: the hexagonal socket comprises a screw rod and a hexagonal head connected to the end part of the screw rod, and is characterized in that a through groove body is arranged on the hexagonal head, and the hexagonal socket further comprises a U-shaped clamping frame and a locking assembly;

the U-shaped clamping frame is arranged in the groove body;

2. The anti-loose bolt according to claim 1, wherein the hexagonal head is provided with a circular blind hole, the U-shaped clamping frame comprises a circular plate and two L-shaped rods symmetrically connected to the outer circle of the circular plate, the outer circle of the circular plate is matched with the circular blind hole, and the circular plate is provided with a through hole.

3. The lockbolt of claim 2 wherein the end of the L-shaped rod remote from the circular plate extends downwardly below the lower plane of the hex head.

4. The check bolt of claim 1, wherein the locking assembly comprises a screw and a threaded hole disposed in the circular blind hole, the screw is inserted into the through hole and is in threaded connection with the threaded hole.

5. The lockbolt of claim 2 wherein the circular plate is provided with a counter bore concentric with the through hole.

6. The lockbolt of claim 2 wherein the end of the L-shaped bar remote from the circular plate is provided with a chamfer.