CN210003701U

CN210003701U - plum blossom elastic coupling

Info

Publication number: CN210003701U
Application number: CN201920389666.9U
Authority: CN
Inventors: 康主福
Original assignee: Individual
Current assignee: Dalian Zhenghe Pump Industry Co ltd
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-01-31
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses an kind of plum blossom resilient coupling, be in including left half-coupling, right half-coupling and setting left side half-coupling with plum blossom elastomer between the right half-coupling, plum blossom elastomer has the plum blossom shape dogtooth that a plurality of annular distributes, the outside cover of dogtooth is equipped with tooth cover, the embedded a plurality of support piece and a plurality of second support piece that are equipped with of tooth cover, a plurality of support piece annular distribution are in the side of the dogtooth that corresponds, and a plurality of second support piece annular distribution is in the side in addition of the dogtooth that corresponds owing to adopted above-mentioned structure, therefore lengthened the utility model discloses a service life.

Description

plum blossom elastic coupling

Technical Field

The utility model relates to an shaft coupling, concretely relates to kind plum blossom resilient coupling.

Background

The coupling is devices which are used for connecting two shafts or the shaft and a rotating part, rotates together in the process of transmitting motion and power and is not separated under normal conditions, and the coupling is sometimes used as safety devices for preventing the connected machine from bearing excessive load and playing a role in overload protection.

The plum coupling is a coupling which is commonly applied and is also called a claw coupling, and consists of two metal claw discs and elastic bodies, wherein the elastic body is generally made of engineering plastics or rubber, the service life of the coupling is the service life of the elastic body, and the elastic body in the plum coupling like is easy to excessively deform or crush when being extruded due to the limitation of the structural design, so that the service life of the elastic body is shortened, and the service life of the plum coupling is further shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, provide long service life's plum blossom resilient coupling.

The utility model provides a technical scheme that above-mentioned problem adopted is:

kinds of plum blossom resilient coupling, wherein, include left side half-coupling, right half-coupling and set up left side half-coupling with plum blossom elastomer between the right half-coupling, plum blossom elastomer has the plum blossom shape dogtooth that a plurality of annular distributes, the outside cover of dogtooth is equipped with tooth cover, the embedded a plurality of support piece and a plurality of second support piece that are equipped with of tooth cover, a plurality of support piece annular distribution is in sides of the dogtooth that corresponds, and a plurality of second support piece annular distribution is in sides in addition of the dogtooth that corresponds.

, the support member has a V-shaped plate, the top of the V-shaped plate extends to the outside of the toothed sleeve, a short plate is arranged on side arms of the V-shaped plate, the short plate extends to the inside of the toothed sleeve, the other side arm of the V-shaped plate is connected with the side arm of the U-shaped plate, and the bottom of the U-shaped plate extends to the short plate.

Further , the other side arm of the U-shaped plate is connected to a extension plate via a inclined plate.

, the second support member has a base plate with an inner side surface of convex arc surface, and the outer side surface of the base plate is provided with convex blocks extending to the outer side of the gear sleeve.

, the end of the base plate is provided with semicircular plates.

, a bottom plate is disposed at the other end of the base plate, and the inner and outer side surfaces of the bottom plate are both convex arc surfaces.

, the plum blossom-shaped elastic body has 6 plum blossom-shaped convex teeth distributed annularly.

, 3 supporting elements and 3 supporting elements are embedded in the gear sleeve.

The utility model has the advantages that:

1. in the utility model, each convex tooth on the plum blossom elastic body is sleeved with a tooth sleeve, so when the convex tooth is extruded, the tooth sleeve is stressed firstly, and the tooth sleeve can protect the convex tooth and prevent the convex tooth from being crushed, thereby the service life of the utility model is influenced;

2. the utility model discloses in, the embedded th support piece of a plurality of and a plurality of second support piece of being equipped with of tooth cover, therefore increased the rigidity of tooth cover, can prevent that the tooth cover from taking place excessive deformation or being crushed, thereby prolonged the utility model discloses a life.

In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages as will become apparent from the following detailed description which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which form a part of the specification and are included to provide a further understanding of the invention , illustrate preferred embodiments of the invention and together with the description serve to explain the principles of the invention in which:

fig. 1 is a schematic diagram of the explosion structure of the present invention;

fig. 2 is a cross-sectional view of the plum blossom elastic body of the present invention;

FIG. 3 is an enlarged view at I of FIG. 2;

fig. 4 is a schematic structural view of the supporting member of the present invention;

fig. 5 is a schematic structural diagram of a second supporting member according to the present invention.

The coupler is marked as a left half coupler-10, a right half coupler-20, a plum blossom elastic body-30, a convex tooth-31, a tooth sleeve-40, an th supporting piece-50, a V-shaped plate-51, a short plate-52, a U-shaped plate-53, an inclined plate-54, an extending plate-55, a second supporting piece-60, a base plate-61, a convex block-62, a semi-circular plate-63, a bottom plate-64, a central hole-100 and a boss-200.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1 to 5, types of quincuncial elastic shaft couplings as shown in fig. 1, 2 and 3 include a left half coupling 10, a right half coupling 20 and a quincuncial elastic body 30 disposed between the left half coupling 10 and the right half coupling 20, the left half coupling 10 and the right half coupling 20 are both provided with a central hole 100, the end surfaces of the left half coupling 10 and the right half coupling 20 are both provided with a boss 200, the quincuncial elastic body 30 has a plurality of quincuncial convex teeth 31 distributed annularly, the convex teeth 31 are disposed in a gap between the boss 200 of the left half coupling 10 and the boss 200 of the right half coupling 20, the outer side of the convex teeth 31 is sleeved with a type toothed sleeve 40, when the convex teeth 31 are pressed, the first forced toothed sleeve 40 is first, so that the toothed sleeve 40 can protect the convex teeth 31, the convex teeth 31 are prevented from being crushed, the service life of the utility model is affected, the toothed sleeve 40 is provided with a plurality of type second support members 50 and a plurality of second support members 60, the annular support members 34 are distributed correspondingly, the annular support members 3950 and the embedded type toothed sleeve 4640 is provided with a plurality of embedded type rigidity, thereby the embedded type toothed sleeve 4640 is prevented from being increased, and the embedded type of the embedded type supporting members is provided with a plurality of embedded type supporting members 5940, and the embedded type supporting members 5940, thereby the embedded type supporting members, the embedded type supporting members 4640, the embedded type supporting members, the embedded.

In the present embodiment, the quincunx elastic body 30 has 6 quincunx teeth 31 distributed annularly.

As shown in fig. 4, the th supporting member 50 has a V-shaped plate 51, the top of the V-shaped plate 51 extends to the outside of the toothed sleeve 40, side arms of the V-shaped plate 51 are provided with short plates 52, the short plates 52 extend to the inside of the toothed sleeve 40, the other side arm of the V-shaped plate 51 is connected to side arm of the U-shaped plate 53, the bottom of the U-shaped plate 53 extends to the short plates 52, the other side arm of the U-shaped plate 53 is connected to an extending plate 55 through a inclined plate 54, and since the top of the V-shaped plate 51 extends to the outside of the toothed sleeve 40, the toothed sleeve 40 is squeezed first when the quincunx-shaped elastic body 30 is squeezed, so that the top of the V-shaped plate 51 supports the toothed sleeve 40 and prevents the toothed sleeve 40 from being deformed excessively.

As shown in fig. 5, the second supporting member 60 has a base plate 61, the inner side surface of the base plate 61 is an convex arc surface, the outer side surface of the base plate 61 is provided with a convex block 62, the convex block 62 extends to the outer side of the gear sleeve 40, the end of the base plate 61 is provided with a semicircular plate 63, the other end of the base plate 61 is provided with a bottom plate 64, the inner side surface and the outer side surface of the bottom plate 64 are both convex arc surfaces, when the quincuncial elastic body 30 is extruded, the gear sleeve 40 is extruded first, and the convex block 62 and the outer side of the bottom plate 64 support the gear sleeve 40 to prevent the gear sleeve 40 from being deformed excessively.

In this embodiment, the gear sleeve 40 is embedded with 3 th supporting members 50 and 3 second supporting members 60, and the rigidity of the gear sleeve 40 is the most moderate.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

The utility model provides an kind of plum blossom resilient coupling, its characterized in that includes left half coupling (10), right half coupling (20) and sets up left side half coupling (10) with plum blossom elastomer (30) between right half coupling (20), plum blossom elastomer (30) have plum blossom shape dogtooth (31) that a plurality of annular distributes, the outside cover of dogtooth (31) is equipped with tooth cover (40), the embedded several support piece (50) and a plurality of second support piece (60) that are equipped with of tooth cover (40), a plurality of support piece (50) annular distribution is in sides of the dogtooth (31) that corresponds, and a plurality of second support piece (60) annular distribution is in another side of dogtooth (31) that corresponds.
2. The plum-blossom elastic coupling according to claim 1, wherein the supporting member (50) has a V-shaped plate (51), the top of the V-shaped plate (51) extends to the outside of the gear sleeve (40), short plates (52) are arranged on side arms of the V-shaped plate (51), the short plates (52) extend to the inside of the gear sleeve (40), the other side arm of the V-shaped plate (51) is connected with the side arm of the U-shaped plate (53), and the bottom of the U-shaped plate (53) extends to the short plates (52).
3. A plum blossom elastic coupling in accordance with claim 2, wherein the other side arm of the U-shaped plate (53) is connected with extension plate (55) by inclined plate (54).
4. The plum blossom elastic coupling according to claim 1, wherein the second supporting member (60) has a base plate (61), the inner side surface of the base plate (61) is an convex arc surface, the outer side surface of the base plate (61) is provided with convex blocks (62), and the convex blocks (62) extend to the outer side of the gear sleeve (40).
5. A plum blossom elastic coupling according to claim 4, wherein the end of the base plate (61) is provided with semicircular plates (63).
6. The plum blossom elastic coupling according to claim 5, wherein the other end of the base plate (61) is provided with a bottom plate (64), and the inner side and the outer side of the bottom plate (64) are both convex cambered surfaces.
7. A coupling according to claim 1, characterized in that the plum blossom shaped elastomer (30) has 6 annularly distributed plum blossom shaped teeth (31).
8. A coupling according to claim 1, characterized in that 3 th supports (50) and 3 second supports (60) are embedded in the tooth sleeve (40).