CN220094306U

CN220094306U - Improved bolt clamp

Info

Publication number: CN220094306U
Application number: CN202223576776.7U
Authority: CN
Inventors: 徐绍婷; 蔡俊凯; 许迅; 孙航
Original assignee: Cccc Green Construction Xiamen Technology Co ltd
Current assignee: Cccc Green Construction Xiamen Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-11-28
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses an improved bolt clamp, which relates to the technical field of bolt clamps and comprises a clamp cavity, wherein a pull rod is fixedly arranged at one end of the clamp cavity, a hemispherical buckle is fixedly arranged at one end of the pull rod, which is far away from the clamp cavity, a U-shaped groove is formed in one side, which is far away from the pull rod, of the clamp cavity, a window is formed in the middle of the clamp cavity, notches are symmetrically formed in two sides, which are positioned on the U-shaped groove, of the clamp cavity, and connecting pieces are arranged in the notches; the utility model can automatically adjust the center position in the tensile process by the hemispherical buckle, ensures the movable hinge connection of the tensile process only bearing the axial tension, and can center the bolt in the tensile process while being convenient to install by the U-shaped groove.

Description

Improved bolt clamp

Technical Field

The utility model relates to the technical field of bolt clamps, in particular to an improved bolt clamp.

Background

The bolt consists of a head part and a screw rod, and is matched with the nut for use and is used for fastening and connecting two components with holes. The quality of the bolt is a key stress part in the steel structure, and the clamp with reasonable design is a guarantee for the quality inspection of the bolt.

The Chinese patent application No. 202121148783X discloses a high-strength bolt clamp which comprises a device body, wherein the device consists of a grab handle, a through hole, a round groove and a connecting piece. However, in the actual tensile process, the eccentric inclined pulling phenomenon of the bolt often exists.

Therefore, it is necessary to provide an improved bolt clamp with self-centering function and anti-biased pull.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to solve the problem that the eccentric inclined pull phenomenon of the bolt often exists.

In order to solve the problems, the utility model adopts the following technical scheme:

an improved bolt clamp, comprising:

the fixture comprises a fixture cavity, wherein a pull rod is fixedly arranged at one end of the fixture cavity, a hemispherical buckle is fixedly arranged at one end of the pull rod away from the fixture cavity, a U-shaped groove is formed in one side of the fixture cavity away from the pull rod, a window is formed in the middle of the fixture cavity, notch grooves are symmetrically formed in two sides of the fixture cavity, and connecting pieces are arranged in the notch grooves.

As a preferable scheme of the utility model, one side of the U-shaped groove is provided with an opening, the U-shaped groove is communicated with the window, and the U-shaped groove is communicated with the notch groove.

As a preferable scheme of the utility model, one end of the hemispherical buckle, which is far away from the pull rod, is arranged in a plane, and one end of the hemispherical buckle, which is close to the pull rod, is arranged in an arc shape.

As a preferable scheme of the utility model, the window penetrates through the middle part of the clamp cavity, and the inside of the clamp cavity is hollow.

As a preferable scheme of the utility model, the connecting piece consists of an upper cushion block and a lower cushion block, wherein the two sides of the upper cushion block are symmetrically and fixedly provided with upper buckles, the two sides of the lower cushion block are symmetrically and fixedly provided with lower buckles, and the upper buckles and the lower buckles are both in sliding clamping connection with the notch.

As a preferable scheme of the utility model, the upper cushion block is a round cushion block, and a limit groove is formed in the middle of the upper cushion block.

As a preferable scheme of the utility model, a threaded column is fixedly arranged in the middle of the lower cushion block, and an internal thread is arranged in the middle of the threaded column.

Compared with the prior art, the utility model has the advantages that:

(1) According to the utility model, the upper cushion block and the lower cushion block can be fixed in position respectively through the upper buckle and the lower buckle, and the middle part of the bolt is fixed in a threaded manner through threaded connection between the threaded column and the bolt, so that the tensile test of the bolt is facilitated.

(2) In the utility model, the center position can be automatically adjusted in the tensile process by the hemispherical buckle, so that the movable hinge connection of the tensile process only bearing the axial tension is ensured, the installation is convenient, and the bolt can be centered in the tensile process by the U-shaped groove.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a connector according to the present utility model;

fig. 3 is a schematic diagram of a lower pad structure according to the present utility model.

The reference numerals in the figures illustrate:

1. a clamp cavity; 2. a pull rod; 3. hemispherical buckles; 4. a U-shaped groove; 5. a window; 6. grooving; 7. a connecting piece; 71. an upper cushion block; 711. an upper buckle; 712. a limit groove; 72. a lower cushion block; 721. a lower buckle; 8. a threaded column; 81. and (5) an internal thread.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples

As shown in fig. 1-3, an improved bolt clamp, comprising:

the clamp comprises a clamp cavity 1, wherein a pull rod 2 is fixedly arranged at one end of the clamp cavity 1, a hemispherical buckle 3 is fixedly arranged at one end of the pull rod 2 away from the clamp cavity 1, a U-shaped groove 4 is formed in one side of the clamp cavity 1 away from the pull rod 2, a window 5 is formed in the middle of the clamp cavity 1, notch grooves 6 are symmetrically formed in two sides of the clamp cavity 1, and connecting pieces 7 are arranged in the notch grooves 6.

In a further embodiment, the whole device is supported through the arranged clamp cavity 1, the pull rod 2 is fixedly supported through the arranged clamp cavity 1, the hemispherical buckle 3 is fixedly supported through the arranged pull rod 2, the center position can be automatically adjusted in the tensile process through the hemispherical buckle 3, the movable hinge connection of which the tensile process only bears the axial tension is ensured, the connecting piece 7 is conveniently installed and detached through the U-shaped groove 4, meanwhile, the bolt can be centered in the tensile process, the tension detection is conveniently carried out on the bolt through the window 5, and the connecting piece 7 is limited and fixed through the arranged notch 6.

Specifically, one side of the U-shaped groove 4 is provided with an opening, the U-shaped groove 4 is communicated with the window 5, and the U-shaped groove 4 is communicated with the notch 6.

In further embodiments, the U-shaped groove 4 and the window 5 are communicated through the arranged U-shaped groove to facilitate clamping and fixing of the bolt, and meanwhile, the U-shaped groove 4 and the notch 6 facilitate limiting of the bolt, so that the bolt can be centered in the tensile process.

Specifically, the end of the hemispherical buckle 3 far away from the pull rod 2 is arranged in a plane, and the end of the hemispherical buckle 3 close to the pull rod 2 is arranged in an arc shape.

In a further embodiment, the plane of the hemispherical buckle 3 is far away from the pull rod 2, so that the hemispherical buckle 3 can be subjected to position adjustment according to the stress direction in the tensile process of the bolt, the stress point of the bolt in the tensile process is close to the central shaft, and the tensile detection effect is improved.

Specifically, the window 5 penetrates through the middle part of the fixture cavity 1, and the inside of the fixture cavity 1 is hollow.

In a further embodiment, the access of the bolts to the interior of the clamp cavity 1 is facilitated by the window 5.

Specifically, the connecting piece 7 is composed of an upper cushion block 71 and a lower cushion block 72, wherein an upper buckle 711 is symmetrically and fixedly arranged on two sides of the upper cushion block 71, a lower buckle 721 is symmetrically and fixedly arranged on two sides of the lower cushion block 72, and the upper buckle 711 and the lower buckle 721 are slidably and fixedly connected with the notch 6.

In a further embodiment, the upper cushion block 71 is used for being connected with the top surface of the bolt, the lower cushion block 72 is used for being connected with the middle of the bolt, and the upper cushion block 71 and the lower cushion block 72 can be fixed in position through the upper buckle 711 and the lower buckle 721 respectively, so that the U-shaped groove 4 is convenient to install and the bolt can be centered in the tensile process.

Specifically, the upper cushion block 71 is a circular cushion block, and a limiting groove 712 is formed in the middle of the upper cushion block 71.

In a further embodiment, the upper pad 71 is a round pad, which can be attached to the top of the bolt more conveniently, and the top of the bolt is connected in a limiting manner through the limiting groove 712.

Specifically, the middle part of the lower cushion block 72 is fixedly provided with a threaded column 8, and the middle part of the threaded column 8 is provided with an internal thread 81.

In a further embodiment, the threaded column 8 is fixedly supported by the lower cushion block 72, wherein the threaded column 8 is in threaded connection with the bolt, so that the middle part of the bolt is conveniently fixed in a threaded manner.

The working principle and the using flow of the utility model are as follows:

the upper cushion block 71 and the lower cushion block 72 can be fixed in position through the upper buckle 711 and the lower buckle 721 respectively, and the middle part of the bolt is fixed in threads through threaded connection between the threaded column 8 and the bolt, so that the tensile test of the bolt is facilitated.

The center position can be automatically adjusted in the tensile process through the hemispherical buckle 3, the movable hinge connection that only bears the axial tension in the tensile process is ensured, and the bolt can be centered in the tensile process while the installation is convenient through the U-shaped groove 4.

It should be understood that the foregoing examples of the present utility model are merely illustrative of the present utility model and not limiting of the embodiments of the present utility model, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all of the embodiments, and all obvious changes and modifications that come within the scope of the utility model are defined by the following claims.

Claims

1. An improved bolt fixture, comprising:

the fixture comprises a fixture cavity (1), wherein a pull rod (2) is fixedly arranged at one end of the fixture cavity (1), a hemispherical buckle (3) is fixedly arranged at one end of the pull rod (2) away from the fixture cavity (1), a U-shaped groove (4) is formed in one side of the fixture cavity (1) away from the pull rod (2), a window (5) is formed in the middle of the fixture cavity (1), notch grooves (6) are formed in two sides of the fixture cavity (1) which are located in the U-shaped groove (4) in a symmetrical mode, and connecting pieces (7) are arranged in the notch grooves (6).

2. An improved bolt clamp according to claim 1, wherein: one side of the U-shaped groove (4) is provided with an opening, the U-shaped groove (4) is communicated with the window (5), and the U-shaped groove (4) is communicated with the notch groove (6).

3. An improved bolt clamp according to claim 1, wherein: one end of the hemispherical buckle (3) far away from the pull rod (2) is arranged in a plane, and one end of the hemispherical buckle (3) close to the pull rod (2) is arranged in an arc shape.

4. An improved bolt clamp according to claim 1, wherein: the window (5) penetrates through the middle of the clamp cavity (1), and the inside of the clamp cavity (1) is hollow.

5. An improved bolt clamp according to claim 1, wherein: the connecting piece (7) is composed of an upper cushion block (71) and a lower cushion block (72), wherein an upper buckle (711) is symmetrically and fixedly arranged on two sides of the upper cushion block (71), a lower buckle (721) is symmetrically and fixedly arranged on two sides of the lower cushion block (72), and the upper buckle (711) and the lower buckle (721) are slidably and fixedly connected with the notch (6).

6. An improved bolt clamp according to claim 5, wherein: the upper cushion block (71) is a round cushion block, and a limit groove (712) is formed in the middle of the upper cushion block (71).

7. An improved bolt clamp according to claim 5, wherein: the middle part of lower cushion (72) is fixed be provided with screw thread post (8), just the middle part of screw thread post (8) is provided with internal thread (81).