CN216767974U

CN216767974U - Connecting piece for pin shaft linkage structure

Info

Publication number: CN216767974U
Application number: CN202220051433.XU
Authority: CN
Inventors: 包更传; 郑子淦; 李明飞; 徐永强; 杨培海; 钟博; 禹果
Original assignee: Zhengzhou Fengsen Machinery Co ltd
Current assignee: Zhengzhou Fengsen Machinery Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-17
Anticipated expiration: 2032-01-10

Abstract

The utility model provides a connecting piece for a pin shaft linkage structure, which relates to the technical field of pin shaft linkage structures, and comprises a connecting piece body, wherein a cavity is arranged in the connecting piece body, two connecting blocks capable of moving in an opposite direction or in an opposite direction are arranged in the cavity, clamping blocks are fixedly connected to one ends, close to each other, of the two connecting blocks, a limiting and guiding device for limiting and guiding the connecting blocks is arranged in the cavity, a pin shaft is placed between the two clamping blocks, then a mobile driving device is driven to work, then the mobile driving device can push the two clamping blocks to move in an opposite direction, so that the two clamping blocks clamp the pin shaft, finally a rotating ring is positioned through a positioning device, the clamping blocks are prevented from moving, and the connecting piece can be connected with pin shafts of various types or sizes, the practicability of the pin shaft connecting mechanism is effectively improved.

Description

Connecting piece for pin shaft linkage structure

Technical Field

The utility model relates to the technical field of pin shaft linkage structures, in particular to a connecting piece for a pin shaft linkage structure.

Background

The pin shaft is a standard fastener, can be statically and fixedly connected, can also move relative to a connected piece, and is mainly used at the hinged position of two parts to form a hinged connection. The pin shaft is usually locked by a cotter pin, and has reliable work and convenient disassembly.

At present, when the existing pin shaft connecting mechanism is connected with a pin shaft, most pin shafts can only be connected with the pin shaft of the same type or size, the pin shaft is very easy to fall off from a connecting piece when being small, and the large pin shaft is difficult to be inserted into the connecting piece, so that the practicability of the pin shaft connecting mechanism is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connecting piece for a pin shaft linkage structure, and aims to solve the problems that most pin shaft connecting mechanisms in the prior art can only be connected with pin shafts of the same type or size, small pin shafts are easy to fall off from the connecting piece, large pin shafts are difficult to insert into the connecting piece, and therefore the practicability of the pin shaft connecting mechanisms is greatly reduced.

In order to achieve the purpose, the utility model adopts the following technical scheme: the connecting piece for the pin shaft linkage structure comprises a connecting piece body, wherein a cavity is formed in the connecting piece body, two connecting blocks capable of moving in opposite directions or in opposite directions are arranged in the cavity, a clamping block is fixedly connected to one end, close to each other, of each connecting block, a limiting guide device used for limiting and guiding the connecting blocks is arranged in the cavity, a movement driving device used for driving the connecting blocks to move is arranged in the cavity, and a positioning mechanism used for positioning a rotating ring is arranged on the connecting piece body.

In order to enable the limiting and guiding mechanism to have the limiting and guiding effect on the connecting block, the further technical scheme is that the limiting and guiding mechanism comprises two sliding grooves formed in the cavity, sliding blocks are connected in the two sliding grooves in a sliding mode, and the sliding blocks are fixedly connected with the connecting block.

In order to enable the connecting block to have the effect of driving the connecting block to move, the further technical scheme is that the movement driving device comprises a rotating wheel which is rotatably connected to one end, far away from the clamping block, of the connecting block, a rotating ring is rotatably connected in the cavity, two convex blocks are fixedly connected in the rotating ring, and the convex blocks are in contact with the rotating wheel when the rotating ring rotates.

In order to enable the positioning device to have the function of positioning the rotating ring, the positioning device comprises a limiting hole formed in the rotating ring, the connecting piece body is fixedly connected with an installation block, a threaded rod is connected in the installation block in a threaded manner, and the bottom end of the threaded rod is located in the limiting hole.

In order to enable the threaded rod to have the function of conveniently rotating the threaded rod, the threaded rod has the further technical scheme that the top end of the threaded rod is fixedly connected with a rotating knob.

In order to ensure that the clamping block and the pin roll are protected, the utility model has the further technical scheme that one side surface of the two clamping blocks, which is close to each other, is fixedly connected with a wear-resistant sleeve.

The utility model has the beneficial effects that:

put the round pin axle between two grip blocks, then move drive arrangement through the drive and carry out work, then remove drive arrangement and can promote two grip blocks and move in opposite directions, make two grip blocks carry out the centre gripping to the round pin axle, will fix a position the swivel becket through positioner at last, prevent that the grip block from removing to make the connecting piece can be connected with the round pin axle of multiple model or size, the effectual practicality that improves round pin hub connection mechanism.

Drawings

Fig. 1 is a front view of a specific embodiment of the present invention.

Fig. 2 is a partial structural sectional view in a rear view direction in the embodiment of the present invention.

In the figure: 1. a connector body; 2. a cavity; 3. a clamping block; 4. connecting blocks; 5. a chute; 6. a rotating wheel; 7. a rotating ring; 8. a bump; 9. mounting blocks; 10. a threaded rod; 11. turning; 12. and a limiting hole.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-2, a connecting piece for a pin shaft linkage structure, which comprises a connecting piece body 1, wherein a cavity 2 is formed in the connecting piece body 1, two connecting blocks 4 capable of moving in opposite directions or in opposite directions are arranged in the cavity 2, a clamping block 3 is fixedly connected to one end of each of the two connecting blocks 4 close to each other, a limiting and guiding device for limiting and guiding the connecting blocks 4 is arranged in the cavity 2, a moving driving device for driving the connecting blocks 4 to move is arranged in the cavity 2, and a positioning mechanism for positioning a rotating ring 7 is arranged on the connecting piece body 1.

In this embodiment, at first put the round pin axle between two grip blocks 3, then remove drive arrangement through the drive and carry out work, then remove drive arrangement and can promote two grip blocks 3 and move in opposite directions, make two grip blocks 3 carry out the centre gripping to the round pin axle, will fix a position swivel ring 7 through positioner at last, prevent that grip block 3 from removing to make the connecting piece can be connected with the round pin axle of multiple model or size, the effectual practicality that improves round pin coupling mechanism.

In another embodiment of the utility model, the limiting and guiding mechanism comprises two sliding grooves 5 arranged in the cavity 2, the two sliding grooves 5 are connected with sliding blocks in a sliding manner, and the sliding blocks are fixedly connected with the connecting block 4, so that the limiting and guiding of the connecting block 4 can be effectively carried out, and the connecting block 4 is prevented from being deviated during moving.

It is specific, remove drive arrangement and connect the rotation wheel 6 of keeping away from 3 one end of grip block at connecting block 4 including rotating, the 2 internal rotations in cavity are connected with swivel becket 7, two lugs 8 of fixedly connected with in the swivel becket 7, and lug 8 and rotation wheel 6 can contact when swivel becket 7 is rotatory, at first

rotatory swivel becket

7, 7 rotations of swivel becket can drive lug 8 and rotate, then lug 8 just can extrude rotation wheel 6, then rotation wheel 6 promotes connecting block 4 and grip block 3 and carries out the opposite direction motion, thereby can be more convenient carry out the centre gripping to the pintle.

Specifically, positioner is including offering the spacing hole 12 in the rotating ring 7, fixedly connected with installation piece 9 on the connecting piece body 1, and installation piece 9 internal thread is connected with threaded rod 10, and the bottom of threaded rod 10 is located the inside of spacing hole 12, at first rotatory threaded rod 10, and threaded rod 10 can move down when rotatory, inserts the inside of spacing hole 12 with the bottom of threaded rod 10 to can be more convenient carry on spacingly to rotating ring 7.

Furthermore, the top end of the threaded rod 10 is fixedly connected with a rotating knob 11, so that the threaded rod 10 can be rotated more conveniently.

Further, the wear-resisting cover of the equal fixedly connected with in a side that two grip blocks 3 are close to each other can effectually protect round pin axle and grip block 3, avoids grip block 3 and round pin axle long-time wearing and tearing, causes the damage.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning 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.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The utility model provides a connecting piece for round pin axle interlock structure, characterized by, includes connecting piece body (1), cavity (2) have been seted up in connecting piece body (1), be provided with two connecting block (4) that can move in opposite directions or back to back mutually in cavity (2), two the equal fixedly connected with grip block (3) of one end that connecting block (4) are close to each other, be provided with in cavity (2) and be used for carrying out spacing guider of direction to connecting block (4), be provided with in cavity (2) and be used for driving connecting block (4) and carry out the removal drive arrangement who removes, be provided with on connecting piece body (1) and be used for carrying out the positioning mechanism of location to swivel becket (7).

2. The connecting piece for the pin shaft linkage structure according to claim 1, wherein the limiting and guiding mechanism comprises two sliding grooves (5) formed in the cavity (2), sliding blocks are slidably connected in the two sliding grooves (5), and the sliding blocks are fixedly connected with the connecting block (4).

3. A connecting member for a pin shaft linkage structure according to claim 1, wherein the movement driving device comprises a rotating wheel (6) rotatably connected to one end of the connecting block (4) far from the clamping block (3), a rotating ring (7) is rotatably connected to the cavity (2), two convex blocks (8) are fixedly connected to the inside of the rotating ring (7), and the convex blocks (8) contact with the rotating wheel (6) when the rotating ring (7) rotates.

4. A connecting member for a pin shaft linkage structure according to claim 3, wherein the positioning device comprises a limiting hole (12) formed in the rotating ring (7), the connecting member body (1) is fixedly connected with a mounting block (9), a threaded rod (10) is connected to the mounting block (9) through internal threads, and the bottom end of the threaded rod (10) is located in the limiting hole (12).

5. A connecting piece for a pin shaft linkage structure according to claim 4, wherein a torque (11) is fixedly connected to the top end of the threaded rod (10).

6. The connecting piece for the pin shaft linkage structure according to claim 1, wherein one side surface of each of the two clamping blocks (3) close to each other is fixedly connected with a wear-resistant sleeve.