CN215567201U

CN215567201U - Preceding U type bolt cushion

Info

Publication number: CN215567201U
Application number: CN202122137727.2U
Authority: CN
Inventors: 侯山宝; 侯爱国; 刘夏兰
Original assignee: Zhejiang Shanbao Auto Parts Co ltd
Current assignee: Zhejiang Shanbao Auto Parts Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-18
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a front U-shaped bolt cushion block which comprises a cushion plate, wherein a smoothing mechanism is respectively arranged in the middle of the inside of the cushion plate and close to two ends, a protective mechanism is respectively arranged on the top surface and the bottom surface of the cushion plate and close to two sides, the smoothing mechanism comprises a sleeve, a sliding ring is arranged on the top surface of the sleeve, balls penetrating through the outer periphery of the sliding ring are arranged on the periphery of the sliding ring and close to the middle, smooth threads are arranged on the inner periphery of the sleeve, holes penetrating through the top surface and the bottom surface of the cushion plate are respectively arranged on the top surface of the cushion plate and close to two sides, the smoothing mechanism is positioned in the holes, and a circle of sliding groove is arranged on the hole wall of each hole and close to the middle; the front U-shaped bolt cushion block has good pressure dispersing capacity, prevents the cushion block from damaging the threads on the front U-shaped bolt in the moving process of the front U-shaped bolt, is convenient for the front U-shaped bolt to tighten the nut, and is convenient for the front U-shaped bolt to be matched with the nut to fix an object.

Description

Preceding U type bolt cushion

Technical Field

The utility model relates to the field of bolts, in particular to a front U-shaped bolt cushion block.

Background

The front U-shaped bolt cushion block is a part padded between the connected piece and the nut, can be sleeved on the front U-shaped bolt, can enhance the strength of the front U-shaped bolt matched with the nut to fix an object, protects the surface of the connected piece from being scratched by the nut, and disperses the pressure of the nut on the connected piece;

firstly, when the existing front U-shaped bolt cushion block is used, the structure for reducing the friction force between the cushion block and the front U-shaped bolt is not provided, and the cushion block cannot damage the threads on the front U-shaped bolt; secondly, when current preceding U type bolt cushion used, can not reduce the frictional force between nut and the cushion when screwing up the nut, it is convenient inadequately to screw up the nut on preceding U type bolt, brings certain influence for in-service use.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a front U-shaped bolt cushion block which can effectively solve the technical problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a preceding U type bolt cushion, includes the backing plate, a smooth mechanism is all installed near both ends in the middle of the inside of backing plate, a protection machanism is all installed near both sides to the top surface and the bottom surface of backing plate, smooth mechanism includes the sleeve pipe, the ring that slides is installed to sheathed tube top surface, the ball that runs through the ring periphery that slides is installed near the centre in the periphery of the ring that slides, smooth screw thread has been seted up to sheathed tube internal week.

As a further scheme of the utility model, the top surface of the backing plate is provided with a hole penetrating through the top surface and the bottom surface of the backing plate near both sides, the smoothing mechanism is positioned in the hole, the hole wall of the hole is provided with a circle of sliding grooves near the middle, and the sliding ring is positioned in the sliding grooves.

As a further scheme of the utility model, the protection mechanism comprises a protection ring, a rotating shaft penetrating through the top surface of the base plate is arranged on the bottom surface of the protection ring close to the inner periphery, and a clamping ring positioned in the base plate is arranged on the outer periphery of the rotating shaft close to the bottom end.

As a further scheme of the utility model, the inner diameter of the sleeve is consistent with the diameter of the hole, the top surface of the slip ring and the top surface of the sleeve are positioned in the same horizontal plane, and the sleeve and the backing plate can move up and down and can be rotatably arranged.

As a further scheme of the utility model, the sliding ring and the backing plate are arranged in a vertically movable and rotatable manner, the balls are clamped on the sliding ring, and the balls, the sliding ring and the backing plate are arranged in a rolling manner.

As a further scheme of the utility model, the bottom surface of the protective ring and the top surface of the backing plate are arranged in parallel, the two protective mechanisms are oppositely arranged, the inner diameter of the protective ring is consistent with that of the hole, and the rotating shaft is vertically arranged with the bottom surface of the protective ring.

As a further scheme of the utility model, the protective ring is clamped on the backing plate through the rotating shaft and the clamping ring, the rotating shaft is vertically arranged with the top surface of the backing plate, the bottom surface of the clamping ring and the bottom surface of the rotating shaft are positioned in the same horizontal plane, and the protective ring, the rotating shaft and the clamping ring are rotatably arranged with the backing plate.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the smoothing mechanism is arranged, the front U-shaped bolt is inserted into the smoothing mechanism, the threads on the front U-shaped bolt are in contact with the smoothing threads and are mutually turned, so that the sleeve drives the sliding ring to rotate in the backing plate, the ball rolls between the backing plate and the sliding ring, and the sleeve is in threaded connection with the front U-shaped bolt through the smoothing threads, so that the threads on the front U-shaped bolt are prevented from being damaged in the process that the cushion block moves on the front U-shaped bolt;

through protection machanism, in order to block the object in the front between U type bolt and the backing plate, need tighten the nut, at the in-process of tightening the nut for the nut drives the guard ring and rotates, and the guard ring drives pivot and snap ring at the backing plate internal rotation, reduces the frictional force between nut and the cushion, and the nut is screwed up to U type bolt in the front to the convenience, and U type bolt cooperation nut is fixed the object before the convenience.

Drawings

FIG. 1 is a schematic view of the overall structure of a front U-shaped bolt spacer of the present invention;

FIG. 2 is a front view of the smoothing mechanism of the front U-bolt spacer of the present invention;

fig. 3 is a front structural view of a protection mechanism of a front U-shaped bolt cushion block according to the present invention.

In the figure: 1. a base plate; 2. a smoothing mechanism; 3. a protection mechanism; 4. a sleeve; 5. a slip ring; 6. a ball bearing; 7. smoothing the threads; 8. a guard ring; 9. a rotating shaft; 10. a snap ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a preceding U type bolt cushion, including backing plate 1, the inside centre of backing plate 1 is close to both ends and all installs a smooth mechanism 2, and backing plate 1's top surface and bottom surface are close to both sides and all install a protection machanism 3, and smooth mechanism 2 includes sleeve pipe 4, and slip ring 5 is installed to sleeve pipe 4's top surface, and the periphery of slip ring 5 is close to the centre and installs ball 6 that runs through the periphery of slip ring 5, and smooth screw 7 has been seted up to sleeve pipe 4's internal circumference.

In this embodiment, in order to make level and smooth mechanism 2 card in backing plate 1, backing plate 1's top surface is close to both sides and all sets up a hole that runs through 1 top surface of backing plate and bottom surface, and level and smooth mechanism 2 is located the hole, and the pore wall of hole is close to the centre and has seted up the round groove of sliding, and slip ring 5 is located the inslot that slides.

In this embodiment, in order to reduce the frictional force when the nut is combined with the bolt, the protection mechanism 3 is provided, the protection mechanism 3 includes a protection ring 8, a rotating shaft 9 penetrating through the top surface of the backing plate 1 is installed near the inner periphery of the bottom surface of the protection ring 8, and a snap ring 10 located in the backing plate 1 is installed near the bottom end of the outer periphery of the rotating shaft 9.

In this embodiment, in order to prevent the cushion block from damaging the threads on the bolt, the sleeve 4 is provided, the inner diameter of the sleeve 4 is consistent with the diameter of the hole, the top surface of the sliding ring 5 and the top surface of the sleeve 4 are located on the same horizontal plane, and the sleeve 4 and the cushion plate 1 are arranged in a manner of moving up and down and rotating.

In this embodiment, in order to make smooth mechanism 2 can move in backing plate 1, slip ring 5 is the setting that can reciprocate and can rotate with backing plate 1, and ball 6 card is on slip ring 5, and ball 6 all is the setting of rolling with slip ring 5 and backing plate 1.

In this embodiment, in order to guarantee that the bolt can pass the cushion, the bottom surface of guard ring 8 is parallel arrangement with the top surface of backing plate 1, and two protection machanisms 3 are relative setting, and the internal diameter of guard ring 8 keeps unanimous with the internal diameter of hole, and pivot 9 is perpendicular setting with the bottom surface of guard ring 8.

In this embodiment, in order to make protection machanism 3 rotate on backing plate 1, guard ring 8 is blocked on backing plate 1 through pivot 9 and snap ring 10, and pivot 9 is perpendicular setting with the top surface of backing plate 1, and the bottom surface of snap ring 10 is located same horizontal plane with the bottom surface of pivot 9, and guard ring 8, pivot 9 and snap ring 10 all are rotatable setting with backing plate 1.

It should be noted that, when the utility model is used, firstly, the cushion block is moved to contact with the front U-shaped bolt, so that the front U-shaped bolt passes through the hole on the backing plate 1, the front U-shaped bolt contacts with the smoothing mechanism 2, so that the front U-shaped bolt drives the smoothing mechanism 2 to move upwards in the backing plate 1, so that the sleeve 4 drives the sliding ring 5 to move in the backing plate 1 through the balls 6, the front U-shaped bolt is inserted into the smoothing mechanism 2, the screw thread on the front U-shaped bolt contacts with the smoothing screw thread 7 and the mutual knobs are formed, so that the sleeve 4 drives the sliding ring 5 to rotate in the backing plate 1, the balls 6 roll between the backing plate 1 and the sliding ring 5, the backing plate 1 moves to the position where the front U-shaped bolt contacts with the object, the sleeve 4 contacts with the object, the nut is sleeved on the front U-shaped bolt, so that the nut rotates on the front U-shaped bolt to contact with the protection mechanism 3, in order to clamp an object between the front U-shaped bolt and the base plate 1, the nut needs to be screwed, and in the process of screwing the nut, the nut drives the protective ring 8 to rotate, and the protective ring 8 drives the rotating shaft 9 and the clamping ring 10 to rotate in the base plate 1.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a preceding U type bolt cushion which characterized in that: including backing plate (1), a smooth mechanism (2) is all installed near both ends in the middle of the inside of backing plate (1), a protection machanism (3) is all installed near both sides to the top surface and the bottom surface of backing plate (1), smooth mechanism (2) include sleeve pipe (4), slip ring (5) are installed to the top surface of sleeve pipe (4), the periphery of slip ring (5) is close to the middle ball (6) of installing and running through slip ring (5) periphery, smooth screw thread (7) have been seted up to the interior week of sleeve pipe (4).

2. The front U-bolt spacer of claim 1, wherein: the top surface of backing plate (1) is close to both sides and all sets up a hole that runs through backing plate (1) top surface and bottom surface, and level and smooth mechanism (2) are located the hole, and the pore wall of hole is close to the centre and has seted up the round groove that slides, and the ring that slides (5) are located the groove that slides.

3. The front U-bolt spacer of claim 1, wherein: protection machanism (3) are including guard ring (8), and the bottom surface of guard ring (8) is close to interior week and installs pivot (9) that run through backing plate (1) top surface, and snap ring (10) that are located backing plate (1) are installed near the bottom in the periphery of pivot (9).

4. The front U-bolt spacer of claim 1, wherein: the inner diameter of the sleeve (4) is consistent with the diameter of the hole, the top surface of the sliding ring (5) and the top surface of the sleeve (4) are positioned in the same horizontal plane, and the sleeve (4) and the backing plate (1) can move up and down and can be rotatably arranged.

5. The front U-bolt spacer of claim 1, wherein: slip ring (5) and backing plate (1) are and can reciprocate and rotatable setting, and ball (6) card is on slip ring (5), and ball (6) all are the setting of rolling with slip ring (5) and backing plate (1).

6. A front U-bolt spacer according to claim 3 wherein: the bottom surface of the protective ring (8) and the top surface of the backing plate (1) are arranged in parallel, the two protective mechanisms (3) are arranged oppositely, the inner diameter of the protective ring (8) is consistent with that of the hole, and the rotating shaft (9) and the bottom surface of the protective ring (8) are arranged vertically.

7. A front U-bolt spacer according to claim 3 wherein: the protective ring (8) is clamped on the backing plate (1) through a rotating shaft (9) and a clamping ring (10), the rotating shaft (9) and the backing plate (1) are perpendicularly arranged, the bottom surface of the clamping ring (10) and the bottom surface of the rotating shaft (9) are located in the same horizontal plane, and the protective ring (8), the rotating shaft (9) and the clamping ring (10) are rotatably arranged with the backing plate (1).