Novel coupler

Abstract

The utility model discloses a novel coupler, which relates to the technical field of couplings, and has the technical key points that the novel coupler comprises a pair of connectors, a first connecting ring is fixedly mounted at one end of each of the two connectors, and a limiting groove is formed in the inner surface of each connector; a second connecting ring is fixedly mounted at one end of the outer cylinder, and a plurality of straight grooves are formed in the inner surface of the outer cylinder; a third connecting ring is fixedly mounted at one end of the inner cylinder, and a plurality of straight plates are fixedly arranged on the outer surface of the inner cylinder; a plurality of elastic strips are arranged, and the plurality of elastic strips are fixedly connected through the mounting ring; wherein elastic strips are arranged at the two ends of each straight groove, the width of each straight plate is equal to the distance between the two elastic strips located in the same straight groove, the overall length of the inner barrel and the outer barrel can be adjusted, the distance between the two shafts is easier to control, and the difficulty of connecting the two shafts is lower.

Description

TECHNICAL FIELD

[0001] The utility model relates to a coupling technical field, concretely is a novel coupling. BACKGROUND

[0002] Coupling refers to the device that connects two shafts or a shaft and a rotating part, which rotates with the shaft during the transmission of motion and power and does not separate from the shaft under normal circumstances; Coupling is sometimes used as a safety device to prevent the connected machine from bearing excessive load, playing the role of overload protection.

[0003] The overall length of the existing coupling is fixed, and when two shafts are connected by the coupling, the distance between the two shafts needs to be controlled, and when the specific reservation between the two shafts is improper, the distance between the two shafts needs to be adjusted again, which leads to slow operation process of connecting the two shafts, therefore, in order to solve the above technical problems, the utility model provides a novel coupling. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a novel coupling, which reduces the difficulty of connecting two shafts.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a novel coupling, comprising:

[0006] The connecting head is provided with a pair of first connecting rings fixedly installed on one end of the two connecting heads, and a limiting groove is formed on the inner surface of each connecting head;

[0007] The outer cylinder is fixedly installed with a second connecting ring on one end, and a plurality of straight grooves are formed on the inner surface of the outer cylinder;

[0008] The inner cylinder is fixedly installed with a third connecting ring on one end, and a plurality of straight plates are fixedly arranged on the outer surface of the inner cylinder;

[0009] The elastic strips are fixedly connected by the mounting ring;

[0010] Each straight groove has elastic strips at both ends, and the width of the straight plate is the same as the distance between the two elastic strips in the same straight groove;

[0011] The connecting assembly is provided with a plurality of connecting assemblies, the second connecting ring and one of the first connecting rings are fixedly connected by a plurality of connecting assemblies, and the third connecting ring and the other first connecting ring are also fixedly connected by a plurality of connecting assemblies.

[0012] Preferably, the connecting assembly comprises a bolt and a first nut; a plurality of through holes adapted to the bolt are formed on the first connecting ring, the second connecting ring and the third connecting ring, and one end of the bolt can penetrate the through holes and be threadedly connected with the first nut.

[0013] Preferably, a plurality of second connecting ears are fixedly installed on the mounting ring, a threaded head is fixedly installed on each second connecting ear, a plurality of first connecting ears are fixedly installed on one end of the outer cylinder, a through hole is formed on each first connecting ear, and a second nut is threadedly installed on the threaded head.

[0014] Preferably, the elastic strip is made of polyurethane rubber, natural rubber or nitrile rubber.

[0015] Advantages

[0016] Compared with the prior art, the novel coupling has the following advantages:

[0017] The outer cylinder, the inner cylinder and the plurality of elastic strips are arranged between the two connecting heads, a plurality of straight grooves are formed on the inner surface of the outer cylinder, a third connecting ring is fixedly installed on one end of the inner cylinder, a plurality of straight plates are fixedly arranged on the outer surface of the inner cylinder, the plurality of elastic strips are fixedly connected through the mounting ring, the overall length of the inner cylinder and the outer cylinder can be adjusted, the distance between the two shafts is easier to control, and the difficulty of connecting the two shafts is lower.

[0018] The above description is only a summary of the technical scheme of the utility model, in order to make the technical means of the utility model more clearly understood, and the content of the specification can be implemented, the following preferred embodiments of the utility model and the drawings are described in detail. The specific implementation of the utility model is given in detail by the following embodiments and drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings described herein are used to provide further understanding of the utility model, and constitute a part of the present application, the schematic embodiments of the utility model and the description are used to explain the utility model, and do not constitute improper limitation on the utility model. In the drawings:

[0020] Fig. 1 It is a structural schematic diagram of the utility model;

[0021] Fig. 2 It is a split structural schematic diagram of the connecting head, the outer cylinder, the inner cylinder and the elastic strip in the utility model;

[0022] Fig. 3 It is a structural schematic diagram of the outer cylinder, the inner cylinder and the elastic strip in the utility model.

[0023] In the figure: 1, connecting head; 2, first connecting ring; 3, limiting groove; 4, bolt; 5, first nut; 6, outer cylinder; 7, second connecting ring; 8, straight groove; 9, inner cylinder; 10, third connecting ring; 11, straight plate; 12, mounting ring; 13, elastic strip; 14, first connecting lug; 15, second connecting lug; 16, threaded head; 17, second nut. DETAILED DESCRIPTION

[0024] The principles and features of the present application are described, the examples are used to explain the present application, and are not intended to limit the scope of the present application. In the following paragraphs, the present application is described in more detail with reference to the accompanying drawings. It should be noted that the drawings are very simplified and use non-precise proportions, only to facilitate and clarify the purpose of assisting the description of the embodiments of the present application. Figs. 1-3 It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be a middle component. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be a middle component. When a component is referred to as being "disposed" on another component, it can be directly disposed on the other component or there can be a middle component. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0026] Please refer to the accompanying drawings

[0027] The present application provides a novel coupling, which comprises: Figs. 1-3 Connecting head 1, the connecting head 1 is provided with a pair, the first connecting ring 2 is fixedly installed on one end of the two connecting heads 1, and the inner surface of each connecting head 1 is provided with a limiting groove 3;

[0028] Outer cylinder 6, one end of the outer cylinder 6 is fixedly installed with the second connecting ring 7, and a plurality of straight grooves 8 are formed in the inner surface of the outer cylinder 6, and the plurality of straight grooves 8 are distributed in the circumferential direction of the outer cylinder 6 at equal intervals;

[0029]

[0030] ​The inner cylinder 9 is fixedly installed with a third connecting ring 10 at one end, and a plurality of straight plates 11 are fixedly arranged on the outer surface of the inner cylinder 9 and are distributed at equal intervals in the circumferential direction of the inner cylinder 9.

[0031] A plurality of elastic strips 13 are arranged and fixedly connected through the mounting ring 12.

[0032] Each straight groove 8 is provided with an elastic strip 13 at both ends, the width of the straight plate 11 is the same as the distance between the two elastic strips 13 in the same straight groove 8, the elastic strip 13 is inserted into the inner side of the outer cylinder 6, each straight groove 8 is provided with an elastic strip 13 at both ends, and the inner cylinder 9 is inserted into the inner side of the outer cylinder 6, each straight groove 8 is provided with a straight plate 11 and two elastic strips 13, and the shape and size of the straight plate 11 and the two elastic strips 13 are the same as those of the straight groove 8.

[0033] A plurality of connecting assemblies are arranged, the second connecting ring 7 and one of the first connecting rings 2 are fixedly connected through the plurality of connecting assemblies, and the third connecting ring 10 and the other first connecting ring 2 are also fixedly connected through the plurality of connecting assemblies.

[0034] When the shaft coupling is used to connect two shafts, first, the two connecting heads 1 are respectively sleeved on the two shafts, then the combined outer cylinder 6, inner cylinder 9 and elastic strip 13 are placed between the two first connecting rings 2, then the third connecting ring 10 and one of the first connecting rings 2 are fixedly connected through the connecting assembly, and then the second connecting ring 7 and the other first connecting ring 2 are fixedly connected through the connecting assembly, and in this installation process, only the reserved space of the two shafts needs to be greater than the length of the outer cylinder 6, the second connecting ring 7 and the third connecting ring 10, and the larger reserved space can make part of the inner cylinder 9 slide to the outside of the outer cylinder 6, thereby reducing the difficulty of connecting the two shafts.

[0035] It should be noted that the elastic strip 13 is made of polyurethane rubber, natural rubber or nitrile rubber, has high wear resistance and good buffering performance, and can reduce the vibration of the shaft coupling during work.

[0036] A plurality of second connecting ears 15 are fixedly installed on the mounting ring 12, a threaded head 16 is fixedly installed on each second connecting ear 15, a plurality of first connecting ears 14 are fixedly installed on one end of the outer cylinder 6, a through hole is formed in each first connecting ear 14, the threaded head 16 penetrates through the through hole and cooperates with the second nut 17 to fix the mounting ring 12 on the end of the outer cylinder 6, when part of the inner cylinder 9 is located outside the outer cylinder 6, the elastic strip 13 will not move, and the difficulty of replacing the elastic strip 13 is also low.

[0037] The connecting assembly comprises a bolt 4 and a first nut 5; a plurality of through holes adapted to the bolt 4 are formed on the first connecting ring 2, the second connecting ring 7 and the third connecting ring 10, and one end of the bolt 4 can penetrate through the through hole and be threadedly connected with the first nut 5.

[0038] The above is only a preferred embodiment of the present application, and does not limit the present application in any form; any ordinary technical personnel in the industry can smoothly implement the present application according to the drawings and the above description; however, any equivalent changes, modifications and evolutions made by the skilled in the art within the scope of the technical scheme of the present application, using the above disclosed technical content, are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolutions made according to the essential technology of the present application to the above embodiments are still within the protection scope of the technical scheme of the present application.

Claims

1. A new type of coupling, characterized in that, The utility model provides a connecting device, which comprises the following: A connecting head (1) is provided with a pair of first connecting rings (2) fixedly installed on one end of the connecting head (1), and a limiting groove (3) is formed on the inner surface of each connecting head (1); An outer cylinder (6) is provided with a second connecting ring (7) fixedly installed on one end of the outer cylinder (6), and a plurality of straight grooves (8) are formed on the inner surface of the outer cylinder (6); An inner cylinder (9) is provided with a third connecting ring (10) fixedly installed on one end of the inner cylinder (9), and a plurality of straight plates (11) are fixedly arranged on the outer surface of the inner cylinder (9); A plurality of elastic strips (13) are fixedly connected through mounting rings (12); Each straight groove (8) is provided with an elastic strip (13) at both ends, and the width of the straight plate (11) is the same as the distance between the two elastic strips (13) in the same straight groove (8); A plurality of connecting assemblies are provided, the second connecting ring (7) and one of the first connecting rings (2) are fixedly connected through the plurality of connecting assemblies, and the third connecting ring (10) and the other first connecting ring (2) are also fixedly connected through the plurality of connecting assemblies.

2. A new type of coupling as claimed in claim 1, wherein: The connecting assembly comprises a bolt (4) and a first nut (5); A plurality of through holes adapted to the bolt (4) are formed on the first connecting ring (2), the second connecting ring (7) and the third connecting ring (10), and one end of the bolt (4) can penetrate the through hole and be screwed with the first nut (5).

3. A new type of coupling as claimed in claim 1, wherein: A plurality of second connecting ears (15) are fixedly installed on the mounting ring (12), a threaded head (16) is fixedly installed on each second connecting ear (15), a plurality of first connecting ears (14) are fixedly installed on one end of the outer cylinder (6), a through hole is formed on each first connecting ear (14), and a second nut (17) is screwed on the threaded head (16).

4. A new type of coupling as claimed in claim 1, wherein: The elastic strip (13) is made of polyurethane rubber, natural rubber or nitrile rubber.

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