CN209818576U - Flange type high-elasticity coupling - Google Patents

Abstract

The utility model discloses a flange formula high elasticity shaft coupling belongs to shaft coupling technical field, including the flywheel dish, the inside of flywheel dish is provided with the elastomer, the inside one side of flywheel dish is provided with assembly bolt, one side that assembly bolt was kept away from to the flywheel dish is provided with multiunit keyway bolt, the outside of keyway bolt is provided with the fixed block, the inboard of flywheel dish is provided with the main shaft, the outside of main shaft is fixed with the axle sleeve, the top of flywheel dish both sides all is provided with the first through-hole of multiunit. The utility model discloses a shaft sleeve and the fixed block that set up are fixed the main shaft, and elastomer and elastic sleeve slow down the vibrations that produce at main shaft transmission torque in-process, and skew between effectual counter shaft and the axle compensates, makes the result of use of main shaft transmission torque better, and prevents the pine through blotter and the screw thread that sets up and glue, makes more firm between the shaft coupling, through dismantling fastening screw fastening nut, and the convenience is changed the blotter.

Description

Flange type high-elasticity coupling

Technical Field

The utility model relates to a shaft coupling technical field specifically is a flange formula high elasticity shaft coupling.

Background

The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not falling off under normal conditions, and is sometimes used as a safety device for preventing the connected parts from bearing overlarge load and playing a role in overload protection.

The existing coupler plays a role in connecting a shaft and a shaft between devices, the coupler is easy to vibrate in the actual use process, deformation and damage of the coupler are caused to a certain extent, and the existing coupler is single in structure and troublesome in dismounting and maintenance operations.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the coupler is easy to vibrate, the coupler is deformed and damaged, the structure is single, and the disassembly, assembly and maintenance operations are troublesome, a flange type high-elasticity coupler is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flange formula high elasticity shaft coupling, includes the flywheel dish, the inside of flywheel dish is provided with the elastomer, the inside one side of flywheel dish is provided with assembly bolt, one side that assembly bolt was kept away from to the flywheel dish is provided with multiunit keyway bolt, the outside of keyway bolt is provided with the fixed block, the inboard of flywheel dish is provided with the main shaft, the outside of main shaft is fixed with the axle sleeve, the top of flywheel dish both sides all is provided with the first through-hole of multiunit, the outside of first through-hole all is fixed with elastic sleeve, the top of flywheel dish both sides all is provided with fastening screw, the outside of flywheel dish bottom is provided with the blotter, the top of blotter both sides be provided with first through-hole assorted third through-.

Preferably, the flywheel disc is made of cast iron.

Preferably, the inner side of the elastic sleeve is provided with an internal thread matched with the fastening screw, and the outer side of the fastening screw is provided with an external thread.

Preferably, the bottom of the fastening screw is externally provided with a thread anti-loosening glue.

Preferably, the inner side of the cushion pad is provided with a second through hole.

Preferably, the elastic body, the elastic sleeve and the buffer pad are all made of nylon, so that the offset capacity among the shafts can be effectively compensated, and the impact force is reduced.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a shaft sleeve and the fixed block that set up are fixed the main shaft, elastomer and elastic sleeve slow down the vibrations that produce at main shaft transmission torque in-process, skew between effectual counter shaft and the axle compensates, the result of use that makes main shaft transmission torque is better, and blotter and the screw thread anti-loosening glue through setting up, make more firm between the shaft coupling, through dismantling fastening screw fastening nut, the convenience is changed the blotter, add screw thread anti-loosening glue on fastening screw, the maintenance operation that makes the shaft coupling is more convenient.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the fastening screw of the present invention;

fig. 4 is a schematic structural diagram of the cushion pad of the present invention.

In the figure: 1. a flywheel disc; 2. an elastomer; 3. assembling a bolt; 4. a fixed block; 5. a shaft sleeve; 6. a keyway bolt; 7. a main shaft; 8. a first through hole; 9. an elastic sleeve; 10. fastening a screw rod; 11. the thread is prevented from loosening; 12. a cushion pad; 13. a second through hole; 14. a third through hole; 15. an internal thread.

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.

Please refer to fig. 1-4, a flange type high-elasticity coupling comprises a flywheel disc 1, an elastic body 2 is arranged inside the flywheel disc 1, an assembling bolt 3 is arranged on one side inside the flywheel disc 1, a plurality of sets of key slot bolts 6 are arranged on one side, away from the assembling bolt 3, of the flywheel disc 1, a fixing block 4 is arranged on the outer side of each key slot bolt 6, a main shaft 7 is arranged on the inner side of the flywheel disc 1, a shaft sleeve 5 is fixed on the outer side of each main shaft 7, a plurality of sets of first through holes 8 are arranged at the tops of two sides of the flywheel disc 1, elastic sleeves 9 are fixed on the outer sides of the first through holes 8, fastening screws 10 are arranged at the tops of two sides of the flywheel disc 1, a cushion 12 is arranged on the outer side of the bottom of the flywheel disc 1.

The utility model discloses a blotter 12 that sets up effectively compensates the skew that flywheel dish 1 caused, through the third through-hole 14 that sets up, hugs closely blotter 12 with another group's flywheel dish 1, makes fastening screw 10 pass third through-hole 14, carries on spacingly to blotter 12.

Please refer to fig. 1, the flywheel disc 1 is made of cast iron.

According to the flange type high-elasticity coupling, the flywheel disc 1 is made of cast iron, so that the flywheel disc 1 is more durable.

Please refer to fig. 1, the inner side of the elastic sleeve 9 is provided with an internal thread 15 matching with the fastening screw 10, and the outer side of the fastening screw 10 is provided with an external thread.

The flange type high-elasticity coupling enables the flywheel disc 1 to be fixed more through the mutual matching of the internal threads 15 and the fastening screw rods 10 through the arranged internal threads 15.

Referring to fig. 1 and 3, the bottom of the fastening screw 10 is externally provided with a thread anti-loosening rubber 11.

The flange type high-elasticity coupling has the advantage that the fixation effect of the flywheel disc 1 is better through the arranged thread anti-loosening rubber 11.

Referring to fig. 1 and 4, the inside of the cushion pad 12 is provided with a second through hole 13.

The flange type high-elasticity coupling is better matched with the shape of the flywheel disc 1 through the second through hole 13 to perform damping treatment.

Referring to fig. 1, 2 and 4, the elastic body 2, the elastic sleeve 9 and the cushion pad 12 are made of nylon to effectively compensate the offset capability between the shafts and reduce the impact force.

According to the flange-type high-elasticity coupling, the elastic body 2, the elastic sleeve 9 and the buffer pad 12 are all made of nylon, so that the offset capacity among shafts can be effectively compensated, and the impact force is reduced.

The working principle is as follows: when the device is used, the tail end of the main shaft 7 is connected with the output end of an engine, a transmission shaft on a pump body (or other equipment) to be connected is fixed at the position of the main shaft 7 of another flywheel panel 1 (the positions of the flywheel panels 1 and the main shaft 7 as well as the positions of the flywheel panels 1 and the transmission shaft can be realized in a welding mode), then the positions of the first through holes 8 of the two groups of flywheel panels 1 are aligned, a cushion pad 12 is positioned at the inner sides of the two groups of flywheel panels 1, a fastening screw 10 is penetrated into the first through hole 8, the fastening screw 10 is screwed by using a fastening nut to fix the two groups of flywheel panels 1, the engine is switched on during the use process, power is transmitted to the flywheel panels 1 through the main shaft 7, the flywheel panels 1 receive torque, the flywheel panels 1 drive the other group of flywheel panels 1 to rotate, the two groups of flywheel panels 1 can be deviated during the torque transmission process, make the inside vibrations of two sets of flywheel dish 1, the screw thread is prevented that loose glue 11 plays fixed effect to fastening screw 10, and the elastic sleeve 9 increases the inboard frictional force of fastening screw 10, and the effectual not hard up that slows down fastening screw 10, blotter 12 and elastomer 2 between the flywheel dish 1 cushion the skew effort that produces, and high elastic body 2 and cushion 12 structure together have improved anti-torsional vibration performance, make the torque of transmission pass through the transmission shaft transmission again and give the pump body.

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.

Claims (6)

1. The utility model provides a flange formula high elasticity shaft coupling, includes flywheel dish (1), its characterized in that: an elastic body (2) is arranged inside the flywheel disc (1), an assembling bolt (3) is arranged on one side inside the flywheel disc (1), a plurality of groups of key slot bolts (6) are arranged on one side of the flywheel disc (1) far away from the assembling bolt (3), a fixed block (4) is arranged on the outer side of the key slot bolt (6), a main shaft (7) is arranged on the inner side of the flywheel disc (1), a shaft sleeve (5) is fixed on the outer side of the main shaft (7), a plurality of groups of first through holes (8) are arranged at the tops of two sides of the flywheel disc (1), elastic sleeves (9) are fixed on the outer sides of the first through holes (8), fastening screws (10) are arranged on the tops of the two sides of the flywheel disc (1), the outer side of the bottom of the flywheel disc (1) is provided with a cushion pad (12), and the tops of two sides of the cushion pad (12) are provided with third through holes (14) matched with the first through holes (8).

2. A flange-style high spring coupling according to claim 1, wherein: the flywheel disc (1) is made of cast iron.

3. A flange-style high spring coupling according to claim 1, wherein: the inner side of the elastic sleeve (9) is provided with an internal thread (15) matched with the fastening screw rod (10), and the outer side of the fastening screw rod (10) is provided with an external thread.

4. A flange-style high spring coupling according to claim 1, wherein: and the outside of the bottom of the fastening screw rod (10) is provided with a thread anti-loosening rubber (11).

5. A flange-style high spring coupling according to claim 1, wherein: the inner side of the buffer pad (12) is provided with a second through hole (13).

6. A flange-style high spring coupling according to claim 1, wherein: the elastic body (2), the elastic sleeve (9) and the cushion pad (12) are all made of nylon.