CN219549321U

CN219549321U - Anti-loosening U-shaped bolt assembly

Info

Publication number: CN219549321U
Application number: CN202320659132.XU
Authority: CN
Inventors: 林景阳; 林力淳
Original assignee: Jinjiang City Jiajing Auto Parts Co ltd
Current assignee: Jinjiang City Jiajing Auto Parts Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-08-18
Anticipated expiration: 2033-03-29

Abstract

The utility model discloses an anti-loosening U-shaped bolt assembly, which comprises a U-shaped bolt and an anti-loosening device, wherein the U-shaped bolt comprises a U-shaped column and a cover plate, the cover plate is embedded at the upper part of the U-shaped column, first screw holes are formed in four corners of the cover plate, the anti-loosening device is fixedly arranged at the bottom of the cover plate through first screw holes penetrating through screws, the anti-loosening device comprises a base, a telescopic cavity and an abutting block, a spring is arranged in the telescopic cavity, two ends of the spring are connected with the base and the abutting block, and the abutting block can be lifted up and down along the base. According to the utility model, the two U-shaped columns are fixed on the cover plate in parallel, so that compared with the structure of a single U-shaped column, the contact area with an object is larger and more stable; the bottom of the cover plate is provided with an anti-loosening device, an abutting block of the anti-loosening device downwards presses the object through spring pressure, and the bottom of the cover plate is also provided with an anti-slip rubber block with saw teeth, so that sliding and loosening can be prevented; the cover plate and the anti-loosening device can be detached and fixed, and can be quickly detached according to working conditions; the utility model has novel structure and is suitable for popularization.

Description

Anti-loosening U-shaped bolt assembly

Technical Field

The utility model relates to the technical field of U-shaped bolts, in particular to an anti-loosening U-shaped bolt assembly.

Background

U-shaped bolts, namely riding bolts, are non-standard parts, U-shaped bolts are also called U-shaped bolts, threads at two ends can be combined with nuts, the U-shaped bolts are similar to riding on a person, the U-shaped bolts are more in variety and can be used independently or in combination, according to the structure and the shape, the U-shaped bolts are commonly used for fastening objects, such as the electric field, the whole bundle of cables and the like, in the actual use process, the diameters or heights of the objects to be fastened are inconsistent with the clamp of the U-shaped bolts, although the clamping plates at the top of the U-shaped bolts can be adjusted up and down, the adjusting range is limited, the clamping cannot be realized when the heights are too different, the objects cannot be fastened, the applicability is poor, and the situation that the objects are released from the clamp of the U-shaped bolts is also commonly encountered when the object is clamped by the structure of the existing U-shaped bolts. In view of this, the present inventors have proposed a locking U-bolt assembly to solve the above-mentioned problems.

In order to better clamp the objects in the U-shaped bolt clamp, chinese patent application, publication number: CN206790049U, the utility model discloses a kind of locking UT type strain clamp, this utility model includes U type bolt, and body, pressure spring and the butt plate located in the centre of U type bolt, and fastening nut and locknut screwed with U type bolt, the right end of the body connects with the screw rod, the centre of the body connects with the wire clamp body, the centre of the wire clamp body has wire slots, both ends of the body connect with slide blocks, the centre of the slide block has pilot hole, the screw rod runs through the butt plate, the centre screwed with the pretension nut of the screw rod, the butt plate locates between body and pretension nut, and the surface of the butt plate has through holes and mesopores; the utility model can fix the steel strand, avoids the wedge block required by the conventional strain clamp, reduces the cost, avoids the loosening problem of the steel strand, and improves the anti-loosening effect of the steel strand after being fastened.

The scheme still has some shortages in the application, because the operating mode that U type bolt used is comparatively various and in many fields, when meetting fastening other articles, according to mechanics principle, still need increase the contact surface of butt piece and article and increase the frictional force between the two as far as possible, otherwise the problem that the area of contact and frictional force are not enough to lead to taking off and gliding appears between butt piece and the article very easily, simultaneously, because many service environment are outdoor, still need consider rust-resistant and the crashproof problem of spring, avoid appearing the problem that life is short, consequently, need improve the structure of U type bolt, make it can be better play locking effect, fastening range is wider, simultaneously still can increase of service life, guarantee the security, further improve U type bolt's practicality.

Disclosure of Invention

The utility model discloses an anti-loosening U-shaped bolt assembly, which mainly aims to overcome the defects and the shortcomings in the prior art.

The technical scheme adopted by the utility model is as follows:

the utility model provides a locking U type bolt assembly that takes off, includes U type bolt and locking device, U type bolt includes U type post and apron, should apron fittingly inlay and locate U type post upper portion, the apron four corners is equipped with first screw, locking device wears to establish through the screw first screw set firmly in the middle of the apron bottom, locking device is from last to including base, scalable chamber and butt piece down, scalable intracavity has a plurality of springs, this spring both ends respectively with the base with the butt piece is connected, the butt piece can be followed the base oscilaltion.

Furthermore, the bottom of the abutting block is provided with an anti-skid rubber block, and the bottom of the anti-skid rubber block is provided with a whole row of saw teeth.

Furthermore, the cover plate and four corners of the anti-loosening device are detachably arranged through screws, and the screws correspondingly penetrate through the first screw holes and the tail ends of the screws are provided with locking nuts in an adaptive mode.

Further, a handle is arranged at the top of the abutting block.

Still further, scalable chamber includes cavity and lower cavity, is equipped with the opening in the middle of this lower cavity, it is equipped with the joint piece to go up the cavity end, this joint piece wears to establish the opening and with open-ended week limit adaptation ground card is established.

Furthermore, the U-shaped column has two, the apron is square shape and four corners and is equipped with the second screw, two U-shaped column top wears to establish the second screw just passes through the nut to be fixed.

As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:

according to the utility model, four second screw holes are formed in four corners of the cover plate with the square structure, and two U-shaped columns are fixed on the cover plate in parallel through screws to form a side-by-side structure; then, an anti-loosening device is arranged in the middle of the bottom of the cover plate, an abutting block of the anti-loosening device can be lifted up and down through a spring in the telescopic cavity, in a natural state, the object is pressed down through spring pressure, an anti-slip rubber block with saw teeth is arranged at the bottom of the abutting block, the abutting block is in a strip shape, the object can be pressed more effectively, and sliding and loosening of the object are prevented; finally, the cover plate and the anti-loosening device are detachably fixed by adopting screws, so that the cover plate and the anti-loosening device can be quickly and conveniently detached according to different working conditions; the utility model has novel structure, simple operation and good practicability, can effectively prevent the articles in the U-shaped bolt from loosening, and is suitable for popularization.

Drawings

Fig. 1 is a schematic side view of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a schematic diagram of the front view of the present utility model.

Fig. 4 is a schematic front view of the anti-loosening device of the present utility model.

Detailed Description

Specific embodiments of the present utility model will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, an anti-loosening U-shaped bolt assembly comprises a U-shaped bolt 1 and an anti-loosening device 2, wherein the U-shaped bolt 1 comprises a U-shaped column 11 and a cover plate 12, the cover plate 12 is adaptively embedded on the upper portion of the U-shaped column 11, first screw holes 13 are formed in four corners of the cover plate 12, the anti-loosening device 2 is fixedly arranged at the middle bottom of the cover plate 12 through the first screw holes 13 in a penetrating manner, the anti-loosening device 2 comprises a base 21, a telescopic cavity 22 and an abutting block 23 from top to bottom, a plurality of springs 24 are arranged in the telescopic cavity 22, two ends of each spring 24 are respectively connected with the base 21 and the abutting block 23, and the abutting block 23 can be lifted up and down along the base 21.

Further, an anti-slip rubber block 231 is mounted at the bottom of the abutment block 23, and a whole row of saw teeth 232 are distributed at the bottom of the anti-slip rubber block 231.

Furthermore, the cover plate 12 and the four corners of the anti-loosening device 2 are detachably mounted by screws, which correspondingly penetrate through the first screw holes 13 and are provided with locking nuts 3 at the tail ends in an adaptive manner.

Further, a handle 4 is arranged at the top of the abutting block 23.

Still further, the retractable cavity 22 includes an upper cavity 221 and a lower cavity 222, an opening is disposed in the middle of the lower cavity 222, a clamping block 223 is disposed at the end of the upper cavity 221, and the clamping block 223 penetrates through the opening and is clamped with the periphery of the opening in an adaptive manner.

Furthermore, two U-shaped columns 11 are provided, the cover plate 12 is square, second screw holes 14 are formed in four corners of the cover plate, and the tops of the two U-shaped columns 11 are penetrated through the second screw holes 14 and fixed through nuts.

Specific examples:

when an object with the height or the diameter smaller than that of the U-shaped bolt clamp is required to be fastened, firstly, the anti-loosening device 2 is hung at the bottom of the cover plate 12 and penetrates through the first screw hole 13 through a screw to realize fixation, meanwhile, the locking nut 3 is screwed, the anti-loosening device 2 is fixedly arranged at the middle bottom of the cover plate 12, then, the tops of the two U-shaped columns 11 respectively penetrate through the second screw holes 14 on the cover plate 12 and are fixedly arranged through nuts, the cover plate is fixed, finally, the abutting block 23 is pulled upwards through the handle 4 on the abutting block 23, the spring 24 in the telescopic cavity 22 is compressed, then, the object is put into the U-shaped bolt clamp and then the handle 4 is loosened, the abutting block 23 tightly presses the object downwards through the rebound force of the spring 24, so that the anti-loosening of the object is realized, and meanwhile, the bottoms of the abutting block 23 are anti-skid rubber blocks 231 and are provided with saw teeth 232, and the object can be prevented from sliding.

The foregoing is merely illustrative of specific embodiments of the present utility model, and the design concept of the present utility model is not limited thereto, and any insubstantial modifications made by the present utility model shall fall within the scope of the present utility model.

Claims

1. An anti-loosening U-shaped bolt assembly is characterized in that: including U type bolt and locking device that takes off, U type bolt includes U type post and apron, should apron inlay with the adaptation and locate U type post upper portion, the apron four corners is equipped with first screw, locking device wears to establish through the screw first screw set firmly in the apron middle bottom, locking device is from last to including base, scalable chamber and butt piece down, scalable intracavity has a plurality of springs, this spring both ends respectively with the base with the butt piece is connected, the butt piece can be followed the base oscilaltion.

2. The anti-loosening U-bolt assembly of claim 1, wherein: the anti-skid rubber block is arranged at the bottom of the abutting block, and a whole row of saw teeth are distributed at the bottom of the anti-skid rubber block.

3. The anti-loosening U-bolt assembly of claim 1, wherein: the cover plate and four corners of the anti-loosening device are detachably arranged through screws, and the screws correspondingly penetrate through the first screw holes and the tail ends of the screws are provided with locking nuts in an adaptive mode.

4. The anti-loosening U-bolt assembly of claim 1, wherein: the top of the abutting block is provided with a handle.

5. The anti-loosening U-bolt assembly of claim 1, wherein: the telescopic cavity comprises an upper cavity and a lower cavity, an opening is formed in the middle of the lower cavity, a clamping block is arranged at the tail end of the upper cavity, and the clamping block penetrates through the opening and is clamped with the periphery of the opening in an adaptive manner.

6. The anti-loosening U-bolt assembly of claim 1, wherein: the U-shaped column is two, the cover plate is square, second screw holes are formed in four corners of the cover plate, and the two U-shaped columns are penetrated through the second screw holes and fixed through nuts.