CN210153108U - Sound-deadening and shock-absorbing coupler - Google Patents

Abstract

The utility model belongs to the technical field of the shaft coupling, especially, be an amortization shock attenuation shaft coupling, including driving disk and driven plate, be provided with the initiative axle sleeve on one side outer wall that driven plate was kept away from to the driving disk, driven plate keeps away from and is provided with driven axle sleeve on one side outer wall of driving disk, be equipped with cylinder arch and a plurality of first fixture block on one side outer wall that the driving disk is close to the driven plate, and a plurality of first fixture block annular distribute, be provided with rubber shock attenuation dish on the driving disk, circular through-hole has been seted up on one side outer wall of rubber shock attenuation dish, the cylinder arch extend to in the circular through-hole and with circular through-hole's inner wall fixed. The utility model discloses the practicality is high, through set up rubber shock attenuation dish and the rubber block that has shock-absorbing function between drive disc and driven disc, can effectively cushion the impact force in the twinkling of an eye that produces when starting power equipment, and is not fragile, and life is high to have the advantage that noise at work is low.

Description

Sound-deadening and shock-absorbing coupler

Technical Field

The utility model relates to a shaft coupling technical field especially relates to an amortization shock attenuation shaft coupling.

Background

The shaft coupling is also called a coupling, is used for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting mechanical parts of movement and torque, and is sometimes used for connecting a shaft and other parts.

However, in the prior art, two halves of a coupler are mostly rigidly connected together by a plurality of fixing bolts, and mostly have no damping function, so that in high-speed and heavy-load power transmission, a traditional coupler often has a stress concentration condition at a certain moment when power equipment is started, so that the coupler is subjected to dark injury, strong noise can be generated in subsequent use, and the coupler is broken in a short time along with gradual increase of the dark injury, so that smooth production is influenced, and loss is brought to a factory.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a noise-reduction and shock-absorption coupler.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a silencing and damping coupler comprises a driving disc and a driven disc, wherein a driving shaft sleeve is arranged on the outer wall of one side, away from the driven disc, of the driving disc, a driven shaft sleeve is arranged on the outer wall of one side, away from the driving disc, of the driven disc, a cylindrical protrusion and a plurality of first clamping blocks are arranged on the outer wall of one side, close to the driven disc, of the driving disc, the first clamping blocks are distributed in an annular mode, a rubber damping disc is arranged on the driving disc, a circular through hole is formed in the outer wall of one side of the rubber damping disc, the cylindrical protrusion extends into the circular through hole and is fixedly connected with the inner wall of the circular through hole, a plurality of first clamping grooves distributed in an annular mode are formed in the outer ring of the rubber damping disc, the first clamping blocks are located in the corresponding first clamping grooves, the first clamping blocks are fixedly connected with the inner wall of the first clamping grooves, and a plurality of second clamping grooves distributed in, and a plurality of second draw-in grooves and a plurality of first draw-in groove are crisscross arranges mutually, the cylinder arch has been kept away from and has been seted up first square groove on one side outer wall of initiative axle sleeve, fixedly connected with block rubber on the inner wall of first square groove, the block rubber has been kept away from and has been seted up the square groove of second on one side outer wall of initiative axle sleeve, driven plate is provided with square arch and a plurality of second fixture block on being close to one side outer wall of initiative dish, and a plurality of second fixture block are the annular and distribute, the square arch is kept away from the one end of driven axle sleeve and is extended to the square inslot of second, and a plurality of second fixture blocks all are located corresponding second draw-in groove, the inner wall fixed connection of second fixture block and.

Preferably, the driving disc, the driving shaft sleeve, the cylindrical protrusion and the plurality of first clamping blocks are of an integrated structure.

Preferably, the driven disc, the driven shaft sleeve, the square bulge and the second clamping blocks are of an integral structure.

Preferably, glue is filled between the inner wall of the first clamping groove and the first clamping block, and glue is filled between the inner wall of the second clamping groove and the second clamping block.

Preferably, glue is filled between the inner wall of the circular through hole and the cylindrical protrusion.

Preferably, glue is filled between the first square groove and the rubber block.

Compared with the prior art, the beneficial effects of the utility model are that: the driving disc, the driven disc, the driving shaft sleeve, the driven shaft sleeve, the cylindrical protrusion, the first clamping block, the rubber damping disc, the circular through hole, the first clamping groove, the second clamping block, the first square groove, the rubber block, the second square groove and the square protrusion are matched, after the power equipment runs, the driving disc can be driven to rotate through the driving shaft sleeve, the cylindrical protrusion can drive the square protrusion to enable the driven disc to rotate, and the driven disc can drive the driven shaft sleeve to rotate, so that the driven equipment can run; at the moment of starting the power equipment, when strong impact force is generated, the rubber block can deform and gradually recover to the original state, and meanwhile, the plurality of second clamping blocks can also deform and gradually recover to the original state of the rubber damping disc, so that the instantaneous stress of the power equipment during starting can be buffered, the driving disc and the driven disc can be well protected, and no rigid connection exists between the driving disc and the driven disc, so that no redundant noise can be generated during operation;

the utility model discloses the practicality is high, through set up rubber shock attenuation dish and the rubber block that has shock-absorbing function between drive disc and driven disc, can effectively cushion the impact force in the twinkling of an eye that produces when starting power equipment, and is not fragile, and life is high to have the advantage that noise at work is low.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic front sectional view of the driving disk of the present invention;

fig. 4 is a schematic front sectional view of the driven plate of the present invention;

FIG. 5 is a front view of the rubber damper disc of the present invention;

fig. 6 is a right side view of the middle rubber damper disc of the present invention.

In the figure: 1. a driving disk; 2. a driven plate; 3. a driving shaft sleeve; 4. a driven shaft sleeve; 5. a cylindrical bulge; 6. a first clamping block; 7. a rubber damper disc; 8. a circular through hole; 9. a first card slot; 10. a second card slot; 11. a second fixture block; 12. a first square groove; 13. a rubber block; 14. a second square groove; 15. and (4) a square bulge.

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 to 6, the present invention provides a technical solution: a noise reduction and shock absorption coupler comprises a driving disc 1 and a driven disc 2, wherein a driving shaft sleeve 3 is arranged on the outer wall of one side of the driving disc 1, which is far away from the driven disc 2, a driven shaft sleeve 4 is arranged on the outer wall of one side of the driven disc 2, which is far away from the driving disc 1, a cylindrical bulge 5 and a plurality of first clamping blocks 6 are arranged on the outer wall of one side of the driving disc 1, which is close to the driven disc 2, the plurality of first clamping blocks 6 are distributed annularly, a rubber shock absorption disc 7 is arranged on the driving disc 1, a circular through hole 8 is arranged on the outer wall of one side of the rubber shock absorption disc 7, the cylindrical bulge 5 extends into the circular through hole 8 and is fixedly connected with the inner wall of the circular through hole 8, a plurality of first clamping grooves 9 distributed annularly are arranged on the outer ring of the rubber shock absorption disc 7, the plurality of first clamping blocks 6 are all positioned in the corresponding first clamping grooves 9, the first clamping blocks 6 are fixedly connected with the inner wall, the plurality of second clamping grooves 10 and the plurality of first clamping grooves 9 are arranged in a staggered manner, a first square groove 12 is formed in the outer wall of one side, away from the driving shaft sleeve 3, of the cylindrical protrusion 5, a rubber block 13 is fixedly connected to the inner wall of the first square groove 12, a second square groove 14 is formed in the outer wall of one side, away from the driving shaft sleeve 3, of the rubber block 13, a square protrusion 15 and a plurality of second clamping blocks 11 are arranged on the outer wall of one side, close to the driving disc 1, of the driven disc 2, the plurality of second clamping blocks 11 are distributed annularly, one end, away from the driven shaft sleeve 4, of the square protrusion 15 extends into the second square groove 14, the plurality of second clamping blocks 11 are located in the corresponding second clamping grooves 10, and the second clamping blocks 11 are fixedly connected with the inner walls of;

the driving disc 1, the driving shaft sleeve 3, the cylindrical protrusion 5 and the plurality of first fixture blocks 6 are of an integrated structure, the driven disc 2, the driven shaft sleeve 4, the square protrusion 15 and the plurality of second fixture blocks 11 are of an integrated structure, glue is filled between the inner wall of the first clamping groove 9 and the first fixture blocks 6, glue is filled between the inner wall of the second clamping groove 10 and the second fixture blocks 11, glue is filled between the inner wall of the circular through hole 8 and the cylindrical protrusion 5, and glue is filled between the first square groove 12 and the rubber block 13; after the power equipment runs, the driving disc 1 can be driven to rotate through the driving shaft sleeve 3, the cylindrical bulge 5 can drive the driven disc 2 to rotate, and the driven disc 2 can drive the driven shaft sleeve 4 to rotate through the driving disc 1, the driven disc 2, the driving shaft sleeve 3, the driven shaft sleeve 4, the cylindrical bulge 5, the first clamping block 6, the rubber damping disc 7, the circular through hole 8, the first clamping groove 9, the second clamping groove 10, the second clamping block 11, the first square groove 12, the rubber block 13, the second square groove 14 and the square bulge 15 to be matched with each other, so that the driven equipment can run; at the moment of starting the power equipment, when strong impact force is generated, the rubber block 13 can deform and gradually recover to the original state, and meanwhile, the plurality of second fixture blocks 11 can also deform and gradually recover the rubber damping disc 7 to the original state, so that the instantaneous stress during starting the power equipment can be buffered, the driving disc 1 and the driven disc 2 can be well protected, and no rigid connection exists between the driving disc 1 and the driven disc 2, so that no redundant noise can be generated during operation; the utility model discloses the practicality is high, through set up rubber shock attenuation dish 7 and the rubber block 13 that has shock-absorbing function between driving disc 1 and driven disc 2, can effectively cushion the impact force in the twinkling of an eye that produces when starting power equipment, and is not fragile, and life is high to have the advantage that noise at work is low.

The working principle is as follows: when the device is used, the driving shaft sleeve 3 is fixedly connected with an output shaft of power equipment, and the driven shaft sleeve 4 is fixedly connected with an input shaft of driven equipment;

after the power equipment is started to operate, the driving disc 1 can be driven to rotate through the driving shaft sleeve 3, the driven disc 2 can be driven to rotate through driving the square bulge 15 in the process that the cylindrical bulge 5 rotates along with the driving disc 1, and the driven disc 2 can drive the driven shaft sleeve 4 to rotate, so that the driven equipment can be driven to operate;

because the rubber block 13 is arranged between the cylindrical protrusion 5 on the driving disc 1 and the square protrusion 15 on the driven disc 2, the rubber block 13 can deform when strong impact force is generated at one moment of starting of power equipment, and meanwhile, the rubber damping disc 7 can also deform through the second clamping blocks 11, and then the rubber block 13 and the rubber damping disc 7 can recover to the original state, so that the instant stress generated when the instant power equipment is started can be buffered, the driving disc 1 and the driven disc 2 can be well protected, and because the driving disc 1 and the driven disc 2 are separated through the rubber block 13 and the rubber damping disc 7 and are not rigidly connected, redundant noise cannot be generated during operation.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a amortization shock attenuation shaft coupling, includes driving disk (1) and driven disk (2), its characterized in that: the damping device is characterized in that a driving shaft sleeve (3) is arranged on the outer wall of one side, away from a driven disc (2), of the driving disc (1), a driven shaft sleeve (4) is arranged on the outer wall of one side, away from the driving disc (1), of the driven disc (2), a cylindrical protrusion (5) and a plurality of first clamping blocks (6) are arranged on the outer wall of one side, close to the driven disc (2), of the driving disc (1), the plurality of first clamping blocks (6) are distributed annularly, a rubber damping disc (7) is arranged on the driving disc (1), a circular through hole (8) is formed in the outer wall of one side of the rubber damping disc (7), the cylindrical protrusion (5) extends into the circular through hole (8) and is fixedly connected with the inner wall of the circular through hole (8), a plurality of first clamping grooves (9) distributed annularly are formed in the outer ring of the rubber damping disc (7), and the plurality of first clamping blocks (6) are all located in the corresponding first, the first clamping blocks (6) are fixedly connected with the inner wall of the first clamping grooves (9), the outer ring of the rubber damping disc (7) is provided with a plurality of second clamping grooves (10) which are distributed in an annular shape, the plurality of second clamping grooves (10) are staggered with the plurality of first clamping grooves (9), the outer wall of one side, away from the driving shaft sleeve (3), of the cylindrical protrusion (5) is provided with a first square groove (12), the inner wall of the first square groove (12) is fixedly connected with a rubber block (13), the outer wall of one side, away from the driving shaft sleeve (3), of the rubber block (13) is provided with a second square groove (14), the outer wall of one side, close to the driving disc (1), of the driven disc (2) is provided with a square protrusion (15) and a plurality of second clamping blocks (11), the plurality of second clamping blocks (11) are distributed in an annular shape, one end, away from the driven shaft sleeve (4), of the square protrusion (15) extends into the second square groove (14), the plurality of second clamping blocks (11) are located in the corresponding second clamping grooves (10), and the second clamping blocks (11) are fixedly connected with the inner walls of the second clamping grooves (10).

2. A noise-reducing and shock-absorbing coupling as set forth in claim 1, wherein: the driving disc (1), the driving shaft sleeve (3), the cylindrical protrusion (5) and the first clamping blocks (6) are of an integrated structure.

3. A noise-reducing and shock-absorbing coupling as set forth in claim 1, wherein: the driven disc (2), the driven shaft sleeve (4), the square bulge (15) and the second clamping blocks (11) are of an integral structure.

4. A noise-reducing and shock-absorbing coupling as set forth in claim 1, wherein: glue is filled between the inner wall of the first clamping groove (9) and the first clamping block (6), and glue is filled between the inner wall of the second clamping groove (10) and the second clamping block (11).

5. A noise-reducing and shock-absorbing coupling as set forth in claim 1, wherein: glue is filled between the inner wall of the circular through hole (8) and the cylindrical protrusion (5).

6. A noise-reducing and shock-absorbing coupling as set forth in claim 1, wherein: glue is filled between the first square groove (12) and the rubber block (13).

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