CN216343531U

CN216343531U - Elastic coupling convenient to dismouting elastomer

Info

Publication number: CN216343531U
Application number: CN202123261115.0U
Authority: CN
Inventors: 潘长金; 魏志虎
Original assignee: Maanshan Lixin Machinery Manufacturing Co ltd
Current assignee: Maanshan Lixin Machinery Manufacturing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-04-19
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses an elastic coupling convenient for dismounting an elastic body, which comprises a left half coupling and a right half coupling, wherein a plum blossom elastic ring is arranged between the left half coupling and the right half coupling, the plum blossom elastic ring is divided into two same parts along a radial straight line, and the left half coupling and the plum blossom elastic ring are fixed through two limiting bolt mechanisms and a quick locking mechanism; the plum blossom elastic ring is a split mechanism, so that when the elastic body is worn or damaged and needs to be replaced, the plum blossom elastic ring at the damaged part can be taken out by loosening one side of the coupler without dismounting the coupler for replacement, the replacement efficiency of the elastic body of the coupler can be effectively improved, the downtime during replacement of the coupler is effectively reduced, and the influence on the production efficiency is avoided; meanwhile, due to the split structure of the plum blossom elastic ring, only the damaged part of the plum blossom elastic ring needs to be replaced when the plum blossom elastic ring is replaced, and the effect of saving cost is also achieved.

Description

Elastic coupling convenient to dismouting elastomer

Technical Field

The utility model relates to the technical field of couplings, in particular to an elastic coupling convenient for dismounting an elastic body.

Background

The shaft coupling is a mechanical part for coupling two shafts (a driving shaft and a driven shaft) of different mechanisms to rotate together to transmit torque. In the high-speed heavy-load power transmission, some couplings also have the functions of buffering and damping and improving the dynamic performance of a shaft system. The coupling consists of two halves which are respectively connected with the driving shaft and the driven shaft. Generally, a power machine is connected with a working machine by means of a coupling.

The elastic element of the driving elastic body coupler is arranged between the convex claws of the left half coupler and the right half coupler so as to realize the elastic connection of the coupler. However, the elastic body needs to be replaced by detaching the coupler after being worn or damaged, and the position of the driving shaft or the driven shaft needs to be changed when the coupler is detached, so that the detachment is inconvenient, the replacement time of the coupler is prolonged, and further the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an elastic coupling that facilitates the assembly and disassembly of an elastic body, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an elastic coupling convenient to dismouting elastomer, includes left half-coupling and right half-coupling, be equipped with the plum blossom elastic ring between left side half-coupling and the right half-coupling, the plum blossom elastic ring divide into double-phase same part along its radial straight line, left side half-coupling and plum blossom elastic ring are fixed through two spacing bolt mechanisms and quick locking mechanical system.

Preferably, the connecting end surface of the left half coupling and the right half coupling is provided with three claw-shaped limiting blocks along the circumferential direction of the connecting end surface, the claw-shaped limiting blocks of the left half coupling and the right half coupling are isolated by the plum blossom elastic ring, and the side wall surfaces of the claw-shaped limiting blocks are attached to the side wall of the plum blossom elastic ring.

Based on the technical characteristics, the plum blossom-shaped elastic ring is arranged between the claw-shaped limiting blocks of the left half coupling and the right half coupling, so that the elastic connection effect of the couplings is realized; and simultaneously, the claw-shaped limiting blocks of the left half coupler and the right half coupler limit the plum blossom-shaped elastic ring.

Preferably, two spacing bolt mechanism cooperatees with the two parts of plum blossom elastic ring respectively, spacing bolt mechanism includes three spacing bolts and the terminal connecting plate of three spacing bolts of fixed connection, the surface of left side half-coupling and plum blossom elastic ring all is equipped with the hole portion that supplies spacing bolt to run through, the lockhole has been seted up to the front end side limit of spacing bolt.

Based on above-mentioned technical characteristics, spacing bolt mechanism can fix a position plum blossom elastic ring to avoid because the split type structure of plum blossom elastic ring is extruded the shaft coupling or the condition that takes place the offset by pressure in the prime mover operation process appears, and three spacing bolt positions of spacing bolt mechanism receive the connecting plate restraint, the dismouting of being convenient for avoids simultaneously leading to its lock hole position to change because of spacing bolt rotates and is not convenient for the stop pin to get into the problem and take place.

Preferably, the inside of left side half-coupling is equipped with the holding chamber of annular structure, all be equipped with the spacing groove on the corresponding position of each hole portion in the holding chamber, the stop pin import has been seted up to one side of spacing groove, the inner circle and the spacing bolt of storage tank cooperate, a lateral wall and the slip hole of seting up on left side half-coupling lateral wall surface of storage tank communicate.

Based on the technical characteristics, the containing groove is used for arranging the quick locking mechanism and is matched with the quick locking mechanism to realize the quick locking and unlocking functions of the limiting bolt mechanism.

Preferably, quick locking mechanical system sets up in being located the inside holding intracavity of left side half-coupling, quick locking mechanical system is including rotating the rotating turret and the planar spiral spring that one end is connected in the rotating turret of connection in the storage tank, the other end of planar spiral spring is connected with the inside wall of storage tank, a plurality of stop pins that set up along storage tank circumference on the rotating turret, each the stop pin cooperates with each locking pin import and locking hole respectively, a lateral wall fixedly connected with ejector pad of rotating turret, the ejector pad runs through in the sliding hole.

Based on the technical characteristics, the quick locking mechanism can realize the quick locking and unlocking functions of the limiting bolt mechanism through the plurality of locking pins, so that the stable connection of the limiting bolt mechanism to the plum blossom elastic coupling is ensured, and the quick unlocking function of the limiting bolt mechanism can be realized when the plum blossom elastic coupling is replaced.

Preferably, pin holes are formed in the left half coupling and the right half coupling.

Based on the technical characteristics, the pin holes can be matched with the pins to realize the function of connecting the shaft coupler and the shaft extensions at the two ends.

Compared with the prior art, the utility model has the beneficial effects that:

according to the elastic coupling convenient for dismounting the elastic body, the plum blossom-shaped elastic ring is a split type mechanism, so that when the elastic body is worn or damaged and needs to be replaced, the plum blossom-shaped elastic ring at the damaged part can be taken out by loosening one side of the coupling, the coupling does not need to be dismounted for replacement, the replacement efficiency of the elastic body of the coupling can be effectively improved, the downtime during replacement of the coupling is effectively reduced, and the influence on the production efficiency is avoided; meanwhile, due to the split structure of the plum blossom elastic ring, only the damaged part of the plum blossom elastic ring needs to be replaced when the plum blossom elastic ring is replaced, and the effect of saving cost is also achieved.

According to the elastic coupling convenient for dismounting the elastic body, the limiting bolt mechanism can position the plum blossom elastic ring, so that the situation that the coupling is extruded by pressure or the position is deviated due to the split type structure of the plum blossom elastic ring in the running process of a prime motor is avoided; the quick locking mechanism can realize quick locking and unlocking functions of the limiting bolt mechanism through the plurality of locking pins, so that the stable connection of the limiting bolt mechanism to the plum blossom elastic coupling is ensured, and the quick unlocking function of the limiting bolt mechanism can be realized when the plum blossom elastic coupling is replaced.

Drawings

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

FIG. 2 is a schematic cross-sectional view taken at view A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken at view B-B of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken at a view angle C-C of FIG. 1;

FIG. 5 is a schematic structural view of the left coupling half of the present invention;

FIG. 6 is a schematic structural view of the right half coupling of the present invention;

in the figure:

the coupling comprises a left half coupling body 1, a right half coupling body 2, a plum blossom elastic ring 3, a limiting bolt 4, a connecting plate 5, a hole part 6, a locking hole 7, an accommodating cavity 8, a limiting groove 9, a locking pin inlet 10, a sliding hole 11, a rotating frame 12, a flat spiral spring 13, a locking pin 14, a pushing block 15, a claw-shaped limiting block 16 and a pin hole 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown: the utility model provides an elastic coupling convenient to dismouting elastomer, includes left half-coupling 1 and right half-coupling 2, is equipped with plum blossom elastic ring 3 between left half-coupling 1 and the right half-coupling 2, and plum blossom elastic ring 3 divide into double-phase same part along its radial straight line, and left half-coupling 1 and plum blossom elastic ring 3 are fixed through two spacing bolt mechanisms and quick locking mechanical system.

Please refer to fig. 4-6 in the drawings of the specification: the connecting end surface of the left half coupling 1 and the right half coupling 2 is provided with three claw-shaped limiting blocks 16 along the circumferential direction, the claw-shaped limiting blocks 16 of the left half coupling 1 and the right half coupling 2 are isolated by the plum blossom elastic ring 3, and the side wall surfaces of the claw-shaped limiting blocks 16 are attached to the side wall of the plum blossom elastic ring 3.

Please refer to fig. 1, 2, 4, 5, 6 in the drawings of the specification: two spacing bolt mechanisms cooperate with two parts of plum blossom elastic ring 3 respectively, and spacing bolt mechanism includes three spacing bolts 4 and fixed connection at the terminal connecting plate 5 of three spacing bolts 4, and left side half-coupling 1 and plum blossom elastic ring 3's surface all is equipped with the hole portion 6 that supplies spacing bolt 4 to run through, and the lockhole 7 has been seted up to spacing bolt 4's front end side limit.

Please refer to fig. 1 and 3 in the drawings of the specification: the inside of left half-coupling 1 is equipped with the holding chamber 8 of annular structure, all is equipped with spacing groove 9 on the position corresponding with each hole portion 6 in the holding chamber 8, and stop pin import 10 has been seted up to one side of spacing groove 9, and the inner circle of storage tank 8 cooperatees with spacing bolt 4, and a lateral wall of storage tank 8 is linked together with the slide opening 11 of seting up on left half-coupling 1 lateral wall surface.

Please refer to fig. 1 and 3 in the drawings of the specification: quick locking mechanical system sets up in the holding chamber 8 that is located left side half-coupling 1 inside, quick locking mechanical system is including rotating turret 12 and the planar spiral spring 13 of one end connection in turret 12 of connection in holding tank 8, the other end of planar spiral spring 13 is connected with the inside wall of holding tank 8, a plurality of locking pins 14 that set up along 8 circumference of holding tank of fixedly connected with on turret 12, each locking pin 14 cooperatees with each locking pin import 10 and locking hole 7 respectively, a lateral wall fixedly connected with ejector pad 15 of turret 12, ejector pad 15 runs through in sliding hole 11.

Please refer to fig. 1 in the drawings of the specification: pin holes 17 are arranged on the left half coupling 1 and the right half coupling 2.

The working principle is as follows: when the prime motor runs, the coupler drives the driven shaft to rotate through the driving shaft, and the plum-blossom-shaped elastic ring 3 is arranged between the claw-shaped limiting blocks 16 of the left half coupler 1 and the right half coupler 2, so that the elastic connection of the coupler is realized; when the plum blossom elastic ring 3 is worn or damaged, the plug pins in the pin holes 17 of the left half coupling 1 or the right half coupling 2 are dismounted and are displaced, then the push block 15 is pushed, the push block 15 drives the locking pins 14 to leave the locking holes 7 of the limiting plug pins 4 through the rotating frame 12, and at the moment, the limiting plug pin mechanism can be pulled out through the connecting plate 5, so that the part of the plum blossom elastic ring 3 to be replaced is replaced; when the plum blossom elastic ring 3 is replaced, the coupler is carried to the mounting position after the plum blossom elastic ring 3 is placed along the claw-shaped limiting block 16, the coupler and the shaft are fixed by the mounting bolt, the push block 15 is loosened after the bolt mechanism is inserted again, and the plane volute spring 13 drives the locking pin 14 to enter the locking hole 7 of the limiting bolt 4 through the rotating frame 12 to lock the plane volute spring.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an elastic coupling convenient to dismouting elastomer, includes left half-coupling (1) and right half-coupling (2), be equipped with plum blossom elastic ring (3) between left side half-coupling (1) and right half-coupling (2), its characterized in that, plum blossom elastic ring (3) divide into double-phase same part along its radial straight line, left side half-coupling (1) and plum blossom elastic ring (3) are fixed through two spacing bolt mechanisms and quick locking mechanical system.

2. The resilient coupling convenient to dismouting elastomer of claim 1, characterized in that, the link surface of left side half-coupling (1) and right half-coupling (2) all is provided with three claw stopper (16) along its circumference, keep apart by plum blossom elastic ring (3) between claw stopper (16) of left side half-coupling (1) and right half-coupling (2), the lateral wall surface of claw stopper (16) and the lateral wall of plum blossom elastic ring (3) laminate mutually.

3. The elastic coupling convenient to dismouting elastomer of claim 1, characterized in that, two spacing bolt mechanism cooperatees with two parts of plum blossom elastic ring (3) respectively, spacing bolt mechanism includes three spacing bolts (4) and fixed connection at three terminal connecting plates (5) of spacing bolt (4), the surface of left side half-coupling (1) and plum blossom elastic ring (3) all is equipped with hole portion (6) that supply spacing bolt (4) to run through, locking hole (7) have been seted up to the front end side limit of spacing bolt (4).

4. The elastic coupling convenient for assembling and disassembling an elastic body according to claim 1, characterized in that an accommodating cavity (8) with a circular ring structure is arranged inside the left coupling half (1), a limiting groove (9) is arranged in the accommodating cavity (8) at a position corresponding to each hole portion (6), a locking pin inlet (10) is formed in one side of the limiting groove (9), an inner ring of the accommodating cavity (8) is matched with the limiting bolt (4), and a side wall of the accommodating cavity (8) is communicated with a sliding hole (11) formed in the surface of the side wall of the left coupling half (1).

5. An elastic coupling for facilitating the mounting and dismounting of an elastic body according to claim 1, the quick locking mechanism is arranged in an accommodating cavity (8) positioned in the left half coupling (1), the quick locking mechanism comprises a rotating frame (12) which is rotatably connected in the accommodating cavity (8) and a flat spiral spring (13) one end of which is connected in the rotating frame (12), the other end of the flat spiral spring (13) is connected with the inner side wall of the accommodating cavity (8), a plurality of locking pins (14) arranged along the circumferential direction of the accommodating cavity (8) are fixedly connected on the rotating frame (12), each locking pin (14) is respectively matched with each locking pin inlet (10) and each locking hole (7), a side wall of the rotating frame (12) is fixedly connected with a push block (15), and the push block (15) penetrates through the sliding hole (11).

6. The elastic coupling convenient for assembling and disassembling an elastic body according to claim 1 is characterized in that pin holes (17) are formed in the left coupling half (1) and the right coupling half (2).