CN214092786U

CN214092786U - Slip coupling

Info

Publication number: CN214092786U
Application number: CN202022468266.2U
Authority: CN
Inventors: 梁远灏
Original assignee: Jiangmen Jinchen Technology Co ltd
Current assignee: Jiangmen Jinchen Technology Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-31
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a sliding shaft coupling, including last axle sleeve, go up the axle sleeve bottom and be provided with central slider, axle sleeve under the fixedly connected with of center slider bottom, go up axle sleeve top outer wall and the even axle sleeve of the equal fixedly connected with of axle sleeve bottom outer wall down, go up axle sleeve bottom fixedly connected with lug, the lug outer wall sets up to the indent arc, a plurality of circular slots have been seted up to axle sleeve top outer wall down. The utility model discloses an in setting up the circular slot that a plurality of lugs of axle sleeve bottom inject central slider and set up, it is the same through setting up Yuan fluted internal diameter and lug external diameter to make lug and circular slot agree with each other, thereby make upper shaft sleeve and central slider connect stably, through setting up the baffle of circular slot, when the lug injects the circular slot, the baffle rotates and makes the lug inject smoothly, injects the back, the baffle that resets then restricts the outer wall and is the extraction of the curved lug of indent, both firmness have further been improved.

Description

Slip coupling

Technical Field

The utility model relates to a shaft coupling technical field especially relates to a shaft coupling slides.

Background

The sliding coupling is also named as a metal crosshead shoe coupling, the sliding block of the sliding coupling is in a ring shape and is made of steel or wear-resistant alloy, and the crosshead shoe coupling is suitable for transmission with low rotating speed and large transmission torque. The slider coupling is composed of two bushings and a central slider.

The slip coupling is used as a safety device for preventing the coupled machine member from bearing excessive load and plays a role in overload protection, however, when the existing coupling realizes the connection of two pipe fittings, the adopted connection mechanism is too single, and no related limiting mechanism causes the falling of components. Therefore, in order to solve the above problems, it is necessary to develop a slip coupling with high stability and a limit mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sliding coupler.

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

the utility model provides a sliding shaft coupling, includes the upper shaft sleeve, the upper shaft sleeve bottom is provided with central slider, axle sleeve under the fixedly connected with of center slider bottom, go up axle sleeve top outer wall and the even axle sleeve of the equal fixedly connected with of axle sleeve bottom outer wall down, go up axle sleeve bottom fixedly connected with lug, the lug outer wall sets up to indent arc, a plurality of circular slots have been seted up to axle sleeve top outer wall down, circular slot internal diameter is the same with the lug external diameter, the circular slot inner wall rotates and is connected with a plurality of baffles.

Preferably, the bottom of the inner wall of the circular groove is fixedly connected with a plurality of springs, and the top of each spring is fixedly connected with a bottom plate.

Preferably, the inner wall of the circular groove is provided with a limiting rod, the limiting rod is connected with the central sliding block in a sliding mode, and the outer wall of the protruding block is provided with a limiting hole.

Preferably, the outer wall of the bump is provided with a slot, the inner wall of the circular groove is provided with a connecting rod, the bottom of the connecting rod is fixedly connected with the bottom plate, and the outer diameter of the connecting rod is the same as the inner diameter of the slot.

Preferably, the outer wall of the central sliding block is fixedly connected with an oil injection port, and the inner wall between the circular grooves is fixedly connected with an oil leakage hole.

Preferably, the outer wall of the lug is provided with a magnetic plate, and the magnetic plate is fixedly connected with the outer wall of the upper shaft sleeve.

Preferably, the bottom of the upper shaft sleeve is provided with a groove, the bottom of the groove is provided with a reinforcing block, the bottom of the reinforcing block is fixedly connected with the outer wall of the top of the central sliding block, and two ends of the reinforcing block are fixedly connected with fixing blocks.

The utility model has the advantages that:

1. the round slot that central slider was seted up is injected through a plurality of lugs that set up the axle sleeve bottom, it is the same through setting up round slot internal diameter and lug external diameter, thereby make lug and round slot agree with each other, thereby it is stable to make upper shaft sleeve and central slider connect, through setting up the baffle in the round slot, when the lug injects the round slot, the baffle rotates and makes the lug inject smoothly, inject the back, the baffle that resets then restricts the outer wall and is the extraction of the curved lug of indent, further improved fastness between them.

2. The slot has been seted up through setting up the lug outer wall to be provided with the connecting rod in the circular slot, and connecting rod external diameter and slot internal diameter are the same, then when the lug injects the circular slot, the connecting rod also injects in the slot, has further improved the stability that lug and center slider are connected, can play further magnetic adsorption fixed effect when last axle sleeve and center slider contact through the magnetic sheet that sets up axle sleeve bottom.

3. The groove is formed in the outer wall of the bottom of the upper shaft sleeve, the reinforcing block with the fixing block is arranged at the top of the central sliding block, the outer diameter of the reinforcing block and the outer diameter of the fixing block are the same as the inner diameter of the groove, when the lug is inserted into the circular groove, the reinforcing block and the fixing block are also inserted into the groove, and the connection stability of the lug and the central sliding block is further improved.

Drawings

Fig. 1 is a schematic structural diagram of a main body of a slip coupling according to embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional structural view of a slip coupling according to embodiment 1 of the present invention;

fig. 3 is a schematic view of a partial main structure of a slip coupling according to embodiment 2 of the present invention.

In the figure: the magnetic bearing comprises an upper shaft sleeve 1, a connecting shaft end 2, a connecting rod 3, a circular groove 4, a baffle 5, a bottom plate 6, a spring 7, a lower shaft sleeve 8, an oil leakage hole 9, a central sliding block 10, an oil filling port 11, a slot 12, a convex block 13, a reinforcing block 14, a fixing block 15, a limiting rod 16 and a magnetic plate 17.

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.

Example 1

Referring to fig. 1-2, a sliding shaft coupling comprises an upper shaft sleeve 1, a central slider 10 is arranged at the bottom of the upper shaft sleeve 1, a lower shaft sleeve 8 is fixedly connected at the bottom of the central slider 10, a connecting shaft sleeve 2 is fixedly connected at the outer wall of the top of the upper shaft sleeve 1 and the outer wall of the bottom of the lower shaft sleeve 8, a convex block 13 is fixedly connected at the bottom of the upper shaft sleeve 1, the outer wall of the convex block 13 is in an inward concave arc shape, a plurality of circular grooves 4 are formed in the outer wall of the top of the lower shaft sleeve 8, the inner diameter of each circular groove 4 is the same as the outer diameter of the convex block 13, a plurality of baffle plates 5 are rotatably connected at the inner wall of each circular groove 4, the convex blocks 13 are inserted into the circular grooves 4 formed in the central slider 10, the inner diameter of the circular grooves 4 is the same as the outer diameter of the convex blocks 13, so that the convex blocks 13 and the circular grooves 4 are mutually matched, the upper shaft sleeve 1 and the central slider 10 are stably connected, and the baffle plates 5 in the circular grooves 4 are arranged, when lug 13 injects in the circular slot 4, baffle 5 rotates and makes lug 13 can inject smoothly, injects the back, and baffle 5 that resets then restricts the outer wall and be the pulling out of indent curved lug 13, has further improved the fastness between them.

In the utility model, the bottom of the inner wall of the circular groove 4 is fixedly connected with a plurality of springs 7, and the top of each spring 7 is fixedly connected with a bottom plate 6, so as to play a role in buffering the impact force between the upper shaft sleeve 1 and the central slider 10;

a limiting rod 16 is arranged on the inner wall of the circular groove 4, the limiting rod 16 is connected with the central sliding block 10 in a sliding mode, a limiting hole is formed in the outer wall of the protruding block 13, and the protruding block 13 and the central sliding block 10 are limited and fixed;

the outer wall of the lug 13 is provided with a slot 12, the inner wall of the circular groove 4 is provided with a connecting rod 3, the bottom of the connecting rod 3 is fixedly connected with the bottom plate 6, the outer diameter of the connecting rod 3 is the same as the inner diameter of the slot 12, the outer wall of the lug 13 is provided with a magnetic plate 17, the magnetic plate 17 is fixedly connected with the outer wall of the upper shaft sleeve 1, the slot 12 is formed by arranging the outer wall of the lug 13, the connecting rod 3 is arranged in the circular groove 4, the outer diameter of the connecting rod 3 is the same as the inner diameter of the slot 12, when the lug 13 is inserted into the circular groove 4, the connecting rod 3 is also inserted into the slot 12, the connection stability of the lug 13 and the central slider 10 is further improved, and the magnetic plate 17 arranged at the bottom of the upper shaft sleeve 1 can play a role in further magnetic adsorption and fixation when the upper shaft sleeve 1 is in contact with the central slider 10;

an oil filling port 11 is fixedly connected to the outer wall of the central sliding block 10, and an oil leakage hole 9 is fixedly connected to the inner wall between the circular grooves 4, so that lubricating oil can be conveniently input into the circular grooves 4 for lubrication and cooling.

The working principle is as follows: in the spare part of the device, all the components are referred to as structural parts for connection, the specific connection means refers to the following working principle that the components are connected in sequence, the detailed connection means is the known technology in the field, the following main description of the working principle and the process is omitted, when the device is used, a plurality of lugs 13 arranged at the bottom of an upper shaft sleeve 1 are inserted into a circular groove 4 formed in a central sliding block 10, the inner diameter of the circular groove 4 is the same as the outer diameter of the lugs 13, so that the lugs 13 and the circular groove 4 are mutually matched, the upper shaft sleeve 1 and the central sliding block 10 are stably connected, the lugs 13 can be smoothly inserted by arranging a baffle 5 in the circular groove 4 through rotation of the baffle 5 when the lugs 13 are inserted into the circular groove 4, and after the lugs are inserted, the reset baffle 5 limits the drawing-out of the lugs 13 with the arc outer wall, further improving the firmness of the two.

Example 2

Referring to fig. 3, the bottom of an upper shaft sleeve 1 is provided with a groove, the bottom of the groove is provided with a reinforcing block 14, the bottom of the reinforcing block 14 is fixedly connected with the outer wall of the top of a central slider 10, and two ends of the reinforcing block 14 are fixedly connected with fixing blocks 15.

The working principle is as follows: the groove is formed in the outer wall of the bottom of the upper shaft sleeve 1, the reinforcing block 14 with the fixing block 15 is arranged at the top of the central sliding block 10, the outer diameter of the reinforcing block 14 and the outer diameter of the fixing block 15 are the same as the inner diameter of the groove, when the lug 13 is inserted into the circular groove 4, the reinforcing block 14 and the fixing block 15 are also inserted into the groove, and the connection stability of the lug 13 and the central sliding block 10 is further improved.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sliding coupler, includes upper shaft sleeve (1), upper shaft sleeve (1) bottom is provided with central slider (10), axle sleeve (8) under central slider (10) bottom fixedly connected with, upper shaft sleeve (1) top outer wall and axle sleeve (8) bottom outer wall equal fixedly connected with even axle sleeve (2) down, its characterized in that, upper shaft sleeve (1) bottom fixedly connected with lug (13), lug (13) outer wall sets up to the indent arc, a plurality of slots (4) have been seted up to axle sleeve (8) top outer wall down, slot (4) internal diameter is the same with lug (13) external diameter, slot (4) inner wall rotates and is connected with a plurality of baffles (5).

2. A slip coupling according to claim 1, characterized in that a plurality of springs (7) are fixedly connected to the bottom of the inner wall of the circular groove (4), and a bottom plate (6) is fixedly connected to the top of each spring (7).

3. The slip coupling according to claim 1 or 2, wherein the inner wall of the circular groove (4) is provided with a limiting rod (16), the limiting rod (16) is connected with the central slider (10) in a sliding manner, and the outer wall of the convex block (13) is provided with a limiting hole.

4. The slip coupling according to claim 1, wherein the outer wall of the projection (13) is provided with a slot (12), the inner wall of the circular groove (4) is provided with a connecting rod (3), the bottom of the connecting rod (3) is fixedly connected with the bottom plate (6), and the outer diameter of the connecting rod (3) is the same as the inner diameter of the slot (12).

5. A slip coupling according to claim 1, characterized in that the outer wall of the central slider (10) is fixedly connected with an oil filling port (11), and the inner wall between the circular grooves (4) is fixedly connected with an oil leakage hole (9).

6. A slip coupling according to claim 1, characterized in that the outer wall of the projection (13) is provided with a magnetic plate (17), and the magnetic plate (17) is fixedly connected with the outer wall of the upper shaft sleeve (1).

7. The slip coupling according to claim 6, wherein a groove is formed in the bottom of the upper shaft sleeve (1), a reinforcing block (14) is arranged at the bottom of the groove, the bottom of the reinforcing block (14) is fixedly connected with the outer wall of the top of the central slider (10), and fixing blocks (15) are fixedly connected to two ends of the reinforcing block (14).