CN214788470U - Novel bolt with tension adjustment function - Google Patents

Abstract

The utility model discloses a novel bolt with pulling force is adjusted, including two sets of bolt posts, all be provided with the screw thread on every group bolt post, the nut that is provided with that the bolt post matches all is provided with multiunit slip strip hole on every group bolt post, and equal sliding connection has a set of fastener on every group bolt post, and the cavity inside of every group bolt post all is provided with the spring, spring one end and bolt post bottom fixed connection, the inner ring spare fixed connection of the other end and fastener. The utility model has the advantages of simple structure is novel, when realizing connecting two sets of devices, and adjustable two sets of device distances have great spreading value.

Description

Novel bolt with tension adjustment function

Technical Field

The utility model relates to a hardware technical field, specific novel bolt with pulling force is adjusted that says so.

Background

In the machinery field, when needing to connect two sets of devices, adopt bolt, nut to connect mostly, but some devices still need constantly to adjust the distance between two sets of after the installation, and bolt, nut among the prior art can not effectual realization apart from the regulation.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a simple structure is novel, when realizing connecting two sets of devices, the novel bolt of adjustable two sets of device distances.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a novel bolt with tension adjustment comprises two groups of bolt columns, wherein the two groups of bolt columns are fixedly connected, each group of bolt columns is provided with threads, and nuts are arranged on the bolt columns in a matched mode;

the inner part of each group of bolt columns is provided with a cavity, a plurality of groups of sliding strip holes are formed in each group of bolt columns, the sliding strip holes are communicated with the inner part of the cavity, and a group of clamping pieces are connected to each group of bolt columns in a sliding mode;

the clamping piece comprises an outer ring piece, an inner ring piece and connecting pieces, the outer ring piece is sleeved outside the bolt column, the inner ring piece is arranged in the cavity, a group of connecting pieces are fixedly connected to each group of sliding strip holes on the inner ring piece, and the connecting pieces penetrate through the sliding strip holes and are fixedly connected with the outer ring piece;

and a spring is arranged in the cavity of each group of bolt columns, one end of the spring is fixedly connected with the bottom ends of the bolt columns, and the other end of the spring is fixedly connected with the inner ring piece.

Two groups of sliding strip holes are adopted in each group of bolt columns, and the two groups of sliding strip holes are arranged correspondingly.

And a gap is arranged between the inner wall of the outer ring piece and the outer wall of the bolt column.

The inner ring piece, the outer ring piece and the connecting piece are arranged in an integrated structure.

And the two groups of bolt columns are arranged in an integrated structure.

The utility model has the advantages that: this device simple structure is novel, the end of two sets of bolt posts can penetrate on the device that has the mounting hole, later with nut difference threaded connection at the both ends of two sets of bolt posts, elasticity through the spring can make outer fastener and nut carry out the centre gripping with the connecting piece, like this alright connect two sets of devices, along with constantly inwards revolve twist the nut soon and can make and push down each group's fastener, thereby adjust the distance between two sets of connecting pieces, consequently can be when realizing connecting two sets of connecting pieces through this bolt, distance between the adjustable two sets of connecting pieces.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention during installation;

FIG. 3 is a schematic view of the structure of the middle clip part of the present invention;

fig. 4 is the schematic diagram of the internal structure of the middle bolt column of the present invention.

In the figure: 1 bolt column, 2 threads, 3 nuts, 4 cavities, 5 sliding strip holes, 6 clamping pieces, 7 outer ring pieces, 8 inner ring pieces, 9 connecting pieces, 10 springs and 11 devices.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel bolt with tension adjustment includes two sets of bolt columns 1, the two sets of bolt columns 1 are fixedly connected by welding, so that an integral structure is formed between the two sets of bolt columns 1, each set of bolt column 1 is provided with a thread 2, and the bolt columns 1 are provided with nuts 3 in a matching manner, i.e. the nuts 3 can be connected to the bolt columns 1 by the threads 2;

the inner part of each group of bolt columns 1 is provided with a cavity 4, a plurality of groups of sliding strip holes 5 are arranged on each group of bolt columns 1, specifically, two groups of bolt columns can be adopted, the two groups of sliding strip holes 5 are correspondingly arranged, the sliding strip holes 5 are communicated with the inner part of the cavity 4, and a group of clamping pieces 6 are connected to each group of bolt columns 1 in a sliding manner;

the clamping piece 6 comprises an outer ring piece 7, an inner ring piece 8 and connecting pieces 9, the outer ring piece 7 is sleeved outside the bolt column 1, a gap is formed between the inner wall of the outer ring piece 7 and the outer wall of the bolt column 1, so that the outer ring piece 7 can smoothly slide on the bolt column 1, the inner ring piece 8 is arranged in the cavity 4, a group of connecting pieces 9 are fixedly connected to the inner ring piece 8 corresponding to each group of sliding strip holes 5, the connecting pieces 9 penetrate through the sliding strip holes 5 to be fixedly connected with the outer ring piece 7, and in order to ensure firm structure, the inner ring piece 8, the outer ring piece 7 and the connecting pieces 9 are arranged in an integrated structure;

and a spring 10 is arranged in the cavity 4 of each group of bolt columns 1, one end of the spring 10 is fixedly connected with the bottom ends of the bolt columns 1, and the other end of the spring 10 is fixedly connected with the inner ring piece 8.

The utility model discloses a theory of operation is: during the use, penetrate the end of two sets of columns of bolts 1 on the device 11 that has the mounting hole, later with nut 3 difference threaded 2 connection at the both ends of two sets of columns of bolts 1, can make outer fastener 6 and nut 3 carry out the centre gripping with connecting piece 9 through the elasticity of spring 10, alright connect two sets of devices 11 like this, along with constantly inwards revolve twist nut 3 soon can make and respectively organize fastener 6 and push down to adjust the distance between two sets of connecting pieces 9.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a novel bolt with tension is adjusted which characterized in that: the bolt comprises two groups of bolt columns (1), wherein the two groups of bolt columns (1) are fixedly connected, threads (2) are arranged on each group of bolt columns (1), and nuts (3) are arranged on the bolt columns (1) in a matched manner;

a cavity (4) is formed in each group of bolt columns (1), a plurality of groups of sliding strip holes (5) are formed in each group of bolt columns (1), the sliding strip holes (5) are communicated with the interior of the cavity (4), and a group of clamping pieces (6) are connected to each group of bolt columns (1) in a sliding mode;

the clamping piece (6) comprises an outer ring piece (7), an inner ring piece (8) and connecting pieces (9), the outer ring piece (7) is sleeved outside the bolt column (1), the inner ring piece (8) is arranged in the cavity (4), a group of connecting pieces (9) are fixedly connected to each group of sliding strip holes (5) on the inner ring piece (8), and the connecting pieces (9) penetrate through the sliding strip holes (5) and are fixedly connected with the outer ring piece (7);

and a spring (10) is arranged in the cavity (4) of each group of bolt columns (1), one end of the spring (10) is fixedly connected with the bottom end of each bolt column (1), and the other end of the spring is fixedly connected with the inner ring piece (8).

2. The new bolt with tension adjustment as claimed in claim 1, wherein: two groups of sliding strip holes (5) in each group of bolt columns (1) are adopted, and the two groups of sliding strip holes (5) are arranged correspondingly.

3. The new bolt with tension adjustment as claimed in claim 1, wherein: and a gap is formed between the inner wall of the outer ring piece (7) and the outer wall of the bolt column (1).

4. The new bolt with tension adjustment as claimed in claim 1, wherein: the inner ring piece (8), the outer ring piece (7) and the connecting piece (9) are arranged in an integrated structure.

5. The new bolt with tension adjustment as claimed in claim 1, wherein: the two groups of bolt columns (1) are arranged in an integrated structure.

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