CN215673259U

CN215673259U - Shockproof coupling

Info

Publication number: CN215673259U
Application number: CN202121228085.0U
Authority: CN
Inventors: 楼水金; 徐国立; 洪利生
Original assignee: Huangshan Haite Electromechanical Co ltd
Current assignee: Huangshan Haite Electromechanical Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-01-28
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses a shockproof coupler which comprises a first half coupler and a second half coupler, wherein discs are fixedly connected to the inner walls of the first half coupler and the second half coupler respectively, through holes are formed in the side walls of the discs, a plurality of circular grooves are formed in the inner walls of the through holes, a plurality of first springs are fixedly connected to the inner walls of the circular grooves, one ends, far away from the circular grooves, of the first springs are fixedly connected with rubber balls jointly, the rubber balls are located in the through holes, and a plurality of sliding grooves are formed in the side walls, close to each other, of the first half coupler and the second half coupler respectively. When the first half coupling and the second half coupling rotate, the rubber balls can extrude and stretch the first springs, and then the rubber balls and the first springs can absorb and buffer vibration generated by the rotation of the first half coupling and the second half coupling, so that a good damping effect on the first half coupling and the second half coupling is achieved, and the service life of the first half coupling and the second half coupling is prolonged.

Description

Shockproof coupling

Technical Field

The utility model relates to the technical field of couplings, in particular to a shockproof 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 separating under normal conditions.

The existing coupler generally vibrates and buffers through elastic materials such as a rubber pad, but the damping effect of the rubber pad is limited, transmission displacement of two sides of the coupler joint cannot be compensated in time for some equipment with stronger vibration, the damping effect is poor, the coupler is easy to be impacted greatly, and internal parts of the coupler are easy to damage.

Based on the above, the utility model provides a shockproof coupling.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a shockproof coupling.

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

the utility model provides a shaft coupling takes precautions against earthquakes, includes first half-coupling and second half-coupling, first half-coupling and second half-coupling inner wall fixedly connected with disc respectively, the through-hole has been seted up to the disc lateral wall, a plurality of circular slots have been seted up to the through-hole inner wall, and is a plurality of first springs of circular slot inner wall fixedly connected with, and is a plurality of the common fixedly connected with rubber ball of one end that the circular slot was kept away from to first spring, the rubber ball is located the through-hole and sets up, a plurality of spouts have been seted up respectively to the lateral wall that first half-coupling and second half-coupling are close to each other, install in the spout and carry out the buffer gear that cushions to the vibrations that produce when first half-coupling and second half-coupling rotate.

Preferably, buffer gear is including seting up two recesses of spout inner wall, two recess inner wall sliding connection has two sliders, two slider upper end rotates respectively and is connected with two dwangs, two the lateral wall that the slider was kept away from to the dwang rotates to be connected, two the dwang rotates the junction and passes through second spring and spout inner wall elastic connection.

Preferably, the side wall of the sliding block is fixedly connected with a third spring, and one end, far away from the sliding block, of the third spring is elastically connected with the inner wall of the groove.

Preferably, the diameter of the rubber ball is smaller than that of the circular groove.

Preferably, the first coupling half and the second coupling half are fixedly connected through bolts.

The utility model has the following beneficial effects:

1. by arranging the disc, the through hole, the circular groove, the first spring and the rubber ball, when the first half-coupling and the second half-coupling rotate, the rubber ball can extrude and stretch the plurality of first springs, and then the rubber ball and the plurality of first springs can absorb and buffer the vibration generated by the rotation of the first half-coupling and the second half-coupling, so that the good damping effect on the first half-coupling and the second half-coupling is achieved, and the service life of the first half-coupling and the second half-coupling is prolonged;

2. through setting up spout, buffer gear and third spring, when first half-coupling and second half-coupling rotate, two dwangs can be decomposed into the power of two incline directions to the power of the vertical direction that first half-coupling and second half-coupling rotated and received this moment, and then decompose the impact force that receives on first half-coupling and the second half-coupling, under the effect of second spring and third spring, can further play good shock attenuation effect to first half-coupling and second half-coupling.

Drawings

Fig. 1 is a schematic structural diagram of an anti-vibration coupling according to the present invention;

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

fig. 3 is a schematic side sectional structural view of a disc in the anti-vibration coupling according to the present invention.

In the figure: 1 first half coupling, 2 second half coupling, 3 bolts, 4 discs, 5 through holes, 6 circular grooves, 7 first springs, 8 rubber balls, 9 sliding grooves, 10 grooves, 11 sliding blocks, 12 rotating rods, 13 second springs and 14 third springs.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a shockproof coupler comprises a first half-coupler 1 and a second half-coupler 2, the first half-coupler 1 and the second half-coupler 2 are fixedly connected through a bolt 3, the inner walls of the first half-coupler 1 and the second half-coupler 2 are respectively and fixedly connected with a disc 4, the side wall of the disc 4 is provided with a through hole 5, the inner wall of the through hole 5 is provided with a plurality of circular grooves 6, the inner wall of the circular grooves 6 is fixedly connected with a plurality of first springs 7, one ends of the first springs 7 far away from the circular grooves 6 are jointly and fixedly connected with rubber balls 8, the rubber balls 8 are arranged in the through hole 5, the diameter of the rubber balls 8 is smaller than that of the circular grooves 6, so that when the first coupling half 1 and the second coupling half 2 rotate, the rubber ball 8 can enter the circular groove 6 to press the first spring 7, so that the first spring 7 increases the damping effect on the first coupling part 1 and the second coupling part 2.

A plurality of sliding grooves 9 are respectively formed in the side walls, close to each other, of the first half-coupling 1 and the second half-coupling 2, and a buffer mechanism for buffering vibration generated when the first half-coupling 1 and the second half-coupling 2 rotate is installed in each sliding groove 9.

Buffer gear is including two recesses 10 of seting up spout 9 inner walls, two recess 10 inner walls sliding connection have two sliders 11, two slider 11 upper ends rotate respectively and are connected with two dwang 12, the lateral wall that slider 11 was kept away from to two dwang 12 rotates the connection, two dwang 12 rotate the junction through second spring 13 and spout 9 inner walls elastic connection, it is further, two dwang 12 can be to the power decomposition of the vertical direction that first half-coupling 1 and second half-coupling 2 rotated and received for the power of two incline directions, and then the impact force that receives on first half-coupling 1 and the second half-coupling 2 decomposes, prolong its life.

The side wall of the sliding block 11 is fixedly connected with a third spring 14, and one end, far away from the sliding block 11, of the third spring 14 is elastically connected with the inner wall of the groove 10.

In the utility model, the first half coupling 1 and the second half coupling 2 rotate to drive the disc 4 to rotate, and then the rubber balls 8 in the through holes 5 drive the first springs 7 in the circular grooves 6 to be continuously extruded and stretched under the inertia effect generated by the rotation of the disc 4, and the rubber ball 8 and the plurality of first springs 7 can absorb and buffer the vibration generated by the rotation of the first coupling half 1 and the second coupling half 2, meanwhile, when the first coupling half 1 and the second coupling half 2 rotate, the vertical force applied to the rotation of the first coupling half 1 and the second coupling half 2 by the two rotating rods 12 can be decomposed into two oblique forces, and the impact force on the first coupling half 1 and the second coupling half 2 is decomposed, and at the same time, under the action of the second spring 13 and the third spring 14, the first coupling half 1 and the second coupling half 2 can be further well damped.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A shockproof coupling comprises a first coupling half (1) and a second coupling half (2), it is characterized in that the inner walls of the first half coupling (1) and the second half coupling (2) are respectively fixedly connected with a disc (4), a through hole (5) is formed in the side wall of the disc (4), a plurality of circular grooves (6) are formed in the inner wall of the through hole (5), a plurality of first springs (7) are fixedly connected to the inner walls of the circular grooves (6), a rubber ball (8) is fixedly connected to one end, far away from the circular grooves (6), of each first spring (7) together, the rubber ball (8) is arranged in the through hole (5), the side walls of the first half coupling (1) and the second half coupling (2) which are close to each other are respectively provided with a plurality of sliding grooves (9), and a buffer mechanism for buffering vibration generated when the first half coupling (1) and the second half coupling (2) rotate is arranged in the sliding groove (9).

2. The shakeproof coupler according to claim 1, wherein the buffering mechanism comprises two grooves (10) with inner walls of the sliding groove (9), two sliding blocks (11) are slidably connected to the inner walls of the two grooves (10), two rotating rods (12) are rotatably connected to the upper ends of the two sliding blocks (11) respectively, the two rotating rods (12) are rotatably connected to the side wall far away from the sliding blocks (11), and the rotating connection of the two rotating rods (12) is elastically connected to the inner walls of the sliding groove (9) through a second spring (13).

3. Anti-vibration coupling according to claim 2, characterized in that a third spring (14) is fixedly connected to the side wall of the sliding block (11), and one end of the third spring (14) far away from the sliding block (11) is elastically connected to the inner wall of the groove (10).

4. Anti-vibration coupling according to claim 1, characterized in that the diameter of the rubber ball (8) is smaller than the diameter of the circular groove (6).

5. Anti-vibration coupling according to claim 1, characterized in that the first coupling half (1) and the second coupling half (2) are fixedly connected by means of bolts (3).