Eccentric wheel with wear-resistant structure

Abstract

The eccentric wheel with the abrasion-resistant structure comprises an outer wheel body, an inner wheel body is fixedly installed in the outer wheel body, a shaft groove is formed in the outer wheel body, limiting frames are fixedly arranged at the top and the bottom in the shaft groove respectively, two unfolding arms are fixedly arranged at one end of each limiting frame, and the other end of each limiting frame is provided with an abrasion-resistant structure. Clamping blocks are fixedly arranged at one ends of the two unfolding arms; according to the eccentric wheel with the wear-resistant structure, the outer wheel body and the inner wheel body which are of a detachable structure are arranged, the wear-resistant layer is arranged on the outer side of the outer wheel body, when the outer wheel body is installed, a wheel shaft enters a shaft groove, a limiting frame on the inner side of the shaft groove enters a limiting groove, and limiting and supporting are conducted through the limiting frame; meanwhile, the two unfolding arms are unfolded towards the outer side, so that the clamping blocks of the unfolding arms are clamped in the clamping holes, the whole outer wheel body is fixedly installed, when the wear-resistant layer on the outer side of the outer wheel body is abraded, the outer wheel body can be directly replaced, and installation is easy and fast.

Description

Technical Field

[0001] The utility model relates to an eccentric wheel with a wear-resistant structure, belonging to the technical field of eccentric wheels. Background Art

[0002] An eccentric wheel refers to a wheel whose center is not at the rotation point. It generally refers to a circular wheel. When the circle does not rotate around its own center, it becomes an eccentric wheel. The eccentric wheel is also a type of cam. Generally speaking, the main purpose of the eccentric wheel is to generate vibration. Electric sieves and vibrators in mobile phones all use eccentric wheels. Most eccentric wheels are circular wheels because circular wheels are easy to manufacture and have simple processes.

[0003] The existing eccentric wheel body structures are all integrated. Since the outer side of the eccentric wheel will wear, even if wear materials are provided, it needs to be replaced after long-term use. Therefore, a replaceable and wear-resistant eccentric wheel structure is needed. Utility Model Content

[0004] The purpose of the utility model is to provide an eccentric wheel with a wear-resistant structure to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An eccentric wheel with a wear-resistant structure comprises an outer wheel body, an inner wheel body, a wear-resistant layer, a limit frame, a limit groove and an expansion arm, wherein the inner wheel body is fixedly installed inside the outer wheel body, an axial groove is opened inside the outer wheel body, the top and bottom of the axial groove are fixedly provided with a limit frame, one end of the limit frame is fixedly provided with two expansion arms, one end of the two expansion arms are fixedly provided with a locking block, and the outer side of the outer wheel body is provided with a wear-resistant layer.

[0007] In the above-mentioned eccentric wheel with a wear-resistant structure, a wheel axle is fixedly arranged on one side of the inner wheel body, and the wheel axle is sleeved inside the shaft groove.

[0008] In the above-mentioned eccentric wheel with a wear-resistant structure, a port groove is arranged at the front end of the shaft groove, and the inner wheel body is placed inside the port groove.

[0009] In the above-mentioned eccentric wheel with a wear-resistant structure, the top and bottom of the wheel shaft are both provided with limiting grooves, the limiting frame is placed inside the limiting groove, the inner wall surface of the limiting groove is provided with a locking hole, and the locking block cooperates with the locking hole.

[0010] In the above-mentioned eccentric wheel with a wear-resistant structure, a pull rod is movably provided inside the limit frame, one end of the pull rod is fixedly connected to two traction lines, and the two traction lines are respectively fixedly connected to the inner sides of the two unfolding arms.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model discloses an eccentric wheel with a wear-resistant structure. The utility model provides an outer wheel body and an inner wheel body with a detachable structure. A wear-resistant layer is provided on the outer side of the outer wheel body. When the outer wheel body is installed, the wheel axle enters into the shaft groove, and the limiting frame on the inner side of the shaft groove enters into the limiting groove, and is supported by the limiting frame. At the same time, two unfolding arms are unfolded toward the outside, so that the positioning blocks of the unfolding arms are clamped in the positioning holes, and the fixed installation of the entire outer wheel body is completed. When the wear-resistant layer on the outer side of the outer wheel body is worn, the outer wheel body can be directly replaced, and the installation is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of an eccentric wheel with a wear-resistant structure according to the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of an outer wheel body of an eccentric wheel with a wear-resistant structure according to the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of a limit frame of an eccentric wheel with a wear-resistant structure according to the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the inner wheel body structure of an eccentric wheel with a wear-resistant structure.

[0017] In the figure: 1. outer wheel body; 2. inner wheel body; 3. wear-resistant layer; 4. shaft groove; 5. port groove; 6. limit frame; 7. pull rod; 8. wheel axle; 9. limit groove; 10. positioning hole; 11. unfolding arm; 12. positioning block; 13. traction line. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-4 The utility model provides a technical solution of an eccentric wheel with a wear-resistant structure:

[0020] An eccentric wheel with a wear-resistant structure comprises an outer wheel body 1, an inner wheel body 2, a wear-resistant layer 3, a limit frame 6, a limit groove 9 and an unfolding arm 11. The inner wheel body 2 is fixedly installed inside the outer wheel body 1, an axial groove 4 is opened inside the outer wheel body 1, and the top and bottom of the axial groove 4 are fixedly provided with a limit frame 6, one end of the limit frame 6 is fixedly provided with two unfolding arms 11, one end of the two unfolding arms 11 is fixedly provided with a locking block 12, and the outer side of the outer wheel body 1 is provided with a wear-resistant layer 3.

[0021] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the present application provides an eccentric wheel with a wear-resistant structure. Specifically, a wheel axle 8 is fixedly provided on one side of the inner wheel body 2 , and the wheel axle 8 is sleeved inside the shaft groove 4 .

[0022] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the present application provides an eccentric wheel with a wear-resistant structure. Specifically, a port groove 5 is provided at the front end of the shaft groove 4, and the inner wheel body 2 is placed inside the port groove 5.

[0023] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the present application is an eccentric wheel with a wear-resistant structure. Specifically, limiting grooves 9 are provided on the top and bottom of the wheel axle 8, the limiting frame 6 is placed inside the limiting groove 9, and a locking hole 10 is opened on the inner wall surface of the limiting groove 9, and a locking block 12 cooperates with the locking hole 10.

[0024] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the present application discloses an eccentric wheel with a wear-resistant structure. Specifically, a pull rod 7 is movably provided inside the limit frame 6. One end of the pull rod 7 is fixedly connected to two traction lines 13. The two traction lines 13 are respectively fixedly connected to the inner sides of the two unfolding arms 11.

[0025] Working principle, the utility model is an eccentric wheel with a wear-resistant structure. The application sets a detachable outer wheel body 1 and an inner wheel body 2. The outer side of the outer wheel body 1 is provided with a wear-resistant layer 3, and the wear-resistant layer 3 of the application is mainly made of diamond wear-resistant material. When the outer wheel body 1 is installed, the wheel shaft 8 enters the inside of the shaft groove 4, and the limiting frame 6 on the inner side of the shaft groove 4 will enter the inside of the limiting groove 9, and the limiting frame 6 is used for limiting support. At the same time, the two unfolding arms 11 will unfold toward the outside, so that the unfolding arms 11 are The locking block 12 at the end is locked in the locking hole 10 to complete the fixed installation of the entire outer wheel body 1. When the wear-resistant layer 3 on the outside of the outer wheel body 1 is worn, the outer wheel body 1 can be directly replaced. The installation of the outer wheel body 1 is simple and quick. When it needs to be disassembled, pull the outer pull rod 7, and pull the two unfolding arms 11 through the traction line 13 at one end of the pull rod 7, so that the unfolding arms 11 are moved toward the inside, and the locking block 12 extends from the inside of the locking hole 10. There is no locking restriction, which makes it convenient to take out and pull out the outer wheel body 1.

[0026] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. An eccentric wheel with a wear-resistant structure, comprising an outer wheel body (1), an inner wheel body (2), a wear-resistant layer (3), a limiting frame (6), a limiting groove (9) and an unfolding arm (11), characterized in that: The inner wheel body (2) is fixedly installed inside the outer wheel body (1), an axial groove (4) is opened inside the outer wheel body (1), and a limiting frame (6) is fixedly arranged at the top and bottom of the axial groove (4), and two unfolding arms (11) are fixedly arranged at one end of the limiting frame (6), and a locking block (12) is fixedly arranged at one end of the two unfolding arms (11), and a wear-resistant layer (3) is arranged on the outer side of the outer wheel body (1).

2. The eccentric wheel with a wear-resistant structure according to claim 1, characterized in that: A wheel axle (8) is fixedly arranged on one side of the inner wheel body (2), and the wheel axle (8) is sleeved inside the shaft groove (4).

3. The eccentric wheel with a wear-resistant structure according to claim 2, characterized in that: A port groove (5) is provided at the front end of the shaft groove (4), and the inner wheel body (2) is placed inside the port groove (5).

4. The eccentric wheel with a wear-resistant structure according to claim 3, characterized in that: The top and bottom of the wheel axle (8) are both provided with limiting grooves (9), the limiting frame (6) is placed inside the limiting groove (9), the inner wall surface of the limiting groove (9) is provided with a locking hole (10), and the locking block (12) cooperates with the locking hole (10).

5. The eccentric wheel with a wear-resistant structure according to claim 4, characterized in that: A pull rod (7) is movably provided inside the limiting frame (6), one end of the pull rod (7) is fixedly connected to two traction lines (13), and the two traction lines (13) are respectively fixedly connected to the inner sides of the two unfolding arms (11).

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