CN216200227U

CN216200227U - Tensioning wheel with antifriction plate

Info

Publication number: CN216200227U
Application number: CN202122580730.1U
Authority: CN
Inventors: 杨鹏宇; 杨玉荣
Original assignee: Zhejiang Ruideli Automobile Components Co ltd
Current assignee: Zhejiang Ruideli Automobile Components Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-05
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to a tension pulley with a wear reducing plate, which comprises a support plate, a shaft sleeve, a central shaft sleeve and a panel, wherein the shaft sleeve is arranged on the support plate and sleeved outside the central shaft sleeve; the wear-resisting plate is arranged between the panel and the flange surface of the shaft sleeve, and the contact area between the wear-resisting plate and the panel is larger than that between the panel and the flange surface of the shaft sleeve. This take-up pulley is through setting up the antifriction board, and the antifriction board compares in the axle sleeve, and is bigger with the area of contact of panel, and under the same pressure, the antifriction board is more wear-resisting, can effectively guarantee the life of take-up pulley, guarantees the tensioning effect of take-up pulley simultaneously, is favorable to the popularization and the application of above-mentioned take-up pulley on market.

Description

Tensioning wheel with antifriction plate

Technical Field

The utility model relates to the technical field of tensioning wheels, in particular to a tensioning wheel with an antifriction plate.

Background

The tensioning wheel is a tensioning device for belt transmission, and when the center distance of the belt cannot be adjusted, the tensioning wheel can be used for tensioning the belt. The tension pulley is a follow-up pulley pressed on the belt for changing the wrap angle of the belt pulley or controlling the tension of the belt, and is a tension device of the belt transmission.

The pulley is driven by friction and the belt must be tensioned during installation. But after a period of operation the cable is stretched loose, is easy to slip and must be re-tensioned. If the center distance between the two driving wheels can not be adjusted, a tension wheel is needed to ensure normal driving without slipping. The tensioner generates a force for tightening the belt by means of a spring or oil pressure, etc., so that the belt can be pressed against the working pulley with a suitable pressure.

The reliability of take-up pulley mainly receives spare part wearing and tearing to influence, and in current take-up pulley, its panel usually with the flange face direct contact of axle sleeve, the take-up pulley is constantly reciprocating motion in the course of the work, the relative slip of center shaft cover and extension board leads to the axle sleeve wearing and tearing, influences the result of use of take-up pulley when influencing take-up pulley life, is unfavorable for above-mentioned take-up pulley popularization and application on market.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the tension wheel with the wear-reducing plate, the wear-reducing plate is arranged on the tension wheel, the contact area between the wear-reducing plate and the panel is larger compared with that between the wear-reducing plate and the shaft sleeve, the wear-reducing plate is more wear-resistant under the same pressure, the service life of the tension wheel can be effectively ensured, the tensioning effect of the tension wheel is ensured, and the popularization and the application of the tension wheel in the market are facilitated.

In order to achieve the purpose, the utility model adopts the following technical scheme: a tension pulley with a wear reducing plate comprises a support plate, a shaft sleeve, a central shaft sleeve and a panel, wherein the shaft sleeve is arranged on the support plate and sleeved outside the central shaft sleeve, and the panel is arranged between a flange surface of the shaft sleeve and a flange surface of the central shaft sleeve; the wear-resisting plate is arranged between the panel and the flange surface of the shaft sleeve, and the contact area between the wear-resisting plate and the panel is larger than that between the panel and the flange surface of the shaft sleeve.

As a preferred scheme of the utility model, the antifriction plate comprises an antifriction plate body and an antiskid block, wherein the antiskid block is arranged by protruding out of the edge of the antifriction plate body; the support plate forms an antifriction plate mounting groove and a slip-resistant part, the antifriction plate body is mounted in the antifriction plate mounting groove, and the anti-slip block is embedded in the slip-resistant part.

As a preferable scheme of the utility model, the wear-reducing plate body and the antiskid block are integrally formed by injection molding.

As a preferable aspect of the present invention, the depth of the wear plate mounting groove is adapted to the thickness of the wear plate body.

As a preferable scheme of the present invention, the wear plate mounting groove is in clearance fit with the wear plate body.

As a preferable aspect of the present invention, the anti-slip portion is hollowed.

As a preferable aspect of the present invention, the wear reducing plate is made of a wear resistant material.

As a preferable aspect of the present invention, the central axes of the wear reducing plate, the bushing, the central bushing, and the face plate are all located on the same straight line.

As a preferable scheme of the utility model, the side of the support plate is provided with a support plate sliding sleeve for installing the shaft sleeve, and the depth of the support plate sliding sleeve is matched with the length of the shaft sleeve.

As a preferable scheme of the present invention, the support plate sliding sleeve and the support plate are integrally formed.

Compared with the prior art, the utility model has the beneficial effects that: according to the tensioning wheel with the wear-reducing plate, the wear-reducing plate is arranged, the contact area between the wear-reducing plate and the panel is larger compared with that between the wear-reducing plate and the shaft sleeve, the wear-reducing plate is more wear-resistant under the same pressure, the service life of the tensioning wheel can be effectively guaranteed, the tensioning effect of the tensioning wheel is guaranteed, and the tensioning wheel is beneficial to popularization and application in the market.

Drawings

FIG. 1 is an exploded view of a tensioner with a wear plate according to one embodiment;

FIG. 2 is a schematic structural view of a wear plate in a tensioner having a wear plate in an embodiment;

FIG. 3 is a schematic diagram of a support plate in a tensioner having a wear reducing plate in an embodiment.

Reference numerals: 1. a support plate; 10. a support plate sliding sleeve; 11. a wear plate mounting groove; 12. a slip prevention section; 2. a shaft sleeve; 3. a central shaft sleeve; 4. a panel; 5. a wear reducing plate; 50. a wear plate body; 51. and (4) anti-skid blocks.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

Example (b): as shown in fig. 1 to 3, a tension pulley having a wear reducing plate includes a stay 1, a boss 2, a center boss 3, and a face plate 4, wherein the boss 2 is fitted in a boss fitting hole of the stay 1 and fitted outside the center boss 3, and the face plate 4 is fitted between a flange surface of the boss 2 and a flange surface of the center boss 3. In order to solve the technical problem that the service life of the tensioning wheel is affected and the use effect of the tensioning wheel is affected due to the fact that the tensioning wheel continuously reciprocates in the working process of the tensioning wheel in the prior art, a wear reducing plate 5 is further arranged in the embodiment, the wear reducing plate 5 is installed between the panel 4 and the flange surface of the shaft sleeve 2, the contact area between the wear reducing plate 5 and the panel 4 is larger than that between the panel 4 and the flange surface of the shaft sleeve 2 compared with that between the shaft sleeve 2, the wear reducing plate 5 is more wear-resistant under the same pressure, the service life of the tensioning wheel can be effectively guaranteed, and the tensioning effect of the tensioning wheel is guaranteed at the same time.

In order to avoid the rotation of the antifriction plate 5 in the use process of the tensioning wheel, the antifriction plate 5 is arranged into a structural form comprising an antifriction plate body 50 and an antiskid block 51, the antiskid block 51 protrudes out of the edge of the antifriction plate body 50, the antifriction plate mounting groove 11 and the anti-sliding part 12 are formed on the support plate 1, the antifriction plate body 50 is mounted in the antifriction plate mounting groove 11, the antiskid block 51 is embedded in the anti-sliding part 12, the antifriction plate 5 can be effectively prevented from rotating, the antifriction plate 5 is more wear-resistant, the service life of the tensioning wheel is prolonged, the use cost of a user is reduced, and the practical value is higher.

In order to ensure the structural strength of the antifriction plate 5, the stress concentration at the joint of the antifriction plate body 50 and the anti-skid block 51 is avoided, and the probability of fracture of the joint is reduced, the antifriction plate body 50 and the anti-skid block 51 are integrally formed by injection molding, so that the service life of the antifriction plate 5 can be further ensured.

In order to facilitate the installation of the wear plate 5 and ensure the use effect at the same time, the depth of the wear plate installation groove 11 is matched with the thickness of the wear plate body 50. Further, the wear-reducing plate mounting groove 11 is in clearance fit with the wear-reducing plate body 50, so that the service life of the tension wheel is prolonged.

The anti-slip part 12 is arranged in a hollow manner, and the anti-slip blocks 51 on the anti-friction plate 5 can be installed from the hollow place, so that the disassembly and assembly efficiency is improved, and the use experience of a user is enhanced.

The antifriction plate 5 is made of wear-resistant materials, so that the friction between the panel 4 and the antifriction plate 5 is improved, the abrasion loss of the panel 4 is further reduced, the service life of the panel 4 is effectively guaranteed, and the safety and reliability of the tensioning wheel are guaranteed.

In order to ensure the practical effect of the tension wheel, the central axes of the wear reducing plate 5, the shaft sleeve 2, the central shaft sleeve 3 and the panel 4 are all located on the same straight line.

In order to facilitate the installation of the shaft sleeve 2 and ensure the installation effect of the shaft sleeve 2, a support plate sliding sleeve 10 for installing the shaft sleeve 2 is arranged on the side of the support plate 1, and the support plate sliding sleeve 10 and the support plate 1 are integrally formed. The depth of the support plate sliding sleeve 10 is matched with the length of the shaft sleeve 2.

In the embodiment, the tension wheel with the wear reducing plate is provided with the wear reducing plate 5, the wear reducing plate 5 is larger in contact area with the panel 4 compared with the shaft sleeve 2, the wear reducing plate 5 is more wear-resistant under the same pressure, the service life of the tension wheel can be effectively guaranteed, the tension effect of the tension wheel is guaranteed simultaneously, and the popularization and the application of the tension wheel on the market are facilitated.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: 1. a support plate; 10. a support plate sliding sleeve; 11. a wear plate mounting groove; 12. a slip prevention section; 2. a shaft sleeve; 3. a central shaft sleeve; 4. a panel; 5. a wear reducing plate; 50. a wear plate body; 51. cleats, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A tensioner having a wear plate, comprising: the bearing comprises a support plate (1), a shaft sleeve (2), a central shaft sleeve (3) and a panel (4), wherein the shaft sleeve (2) is arranged on the support plate (1) and sleeved outside the central shaft sleeve (3), and the panel (4) is arranged between a flange surface of the shaft sleeve (2) and a flange surface of the central shaft sleeve (3); the wear-resisting shaft sleeve is characterized by further comprising a wear-resisting plate (5), wherein the wear-resisting plate (5) is arranged between the face plate (4) and the flange surface of the shaft sleeve (2), and the contact area between the wear-resisting plate (5) and the face plate (4) is larger than that between the face plate (4) and the flange surface of the shaft sleeve (2).

2. A tensioner as claimed in claim 1, having a wear plate, wherein: the anti-abrasion plate (5) comprises an anti-abrasion plate body (50) and an anti-slip block (51), wherein the anti-slip block (51) protrudes out of the edge of the anti-abrasion plate body (50); the wear-resistant plate is characterized in that the support plate (1) forms a wear-resistant plate mounting groove (11) and a slip-resistant part (12), the wear-resistant plate body (50) is mounted in the wear-resistant plate mounting groove (11), and the anti-slip block (51) is embedded in the slip-resistant part (12).

3. A tensioner having a wear plate as claimed in claim 2, wherein: the antifriction plate body (50) and the antiskid blocks (51) are integrally formed.

4. A tensioner having a wear plate as claimed in claim 2, wherein: the depth of the antifriction plate mounting groove (11) is matched with the thickness of the antifriction plate body (50).

5. A tensioner having a wear plate as claimed in claim 4, wherein: the wear-reducing plate mounting groove (11) is in clearance fit with the wear-reducing plate body (50).

6. A tensioner having a wear plate as claimed in claim 5, wherein: the anti-sliding part (12) is arranged in a hollow manner.

7. A tensioner having a wear plate as claimed in claim 1 or 6, wherein: the wear reducing plate (5) is made of wear-resistant material.

8. A tensioner as claimed in claim 7, having a wear plate, wherein: the central axes of the antifriction plate (5), the shaft sleeve (2), the central shaft sleeve (3) and the panel (4) are all positioned on the same straight line.

9. A tensioner as claimed in claim 1, having a wear plate, wherein: the side of the support plate (1) is provided with a support plate sliding sleeve (10) for installing the shaft sleeve (2), and the depth of the support plate sliding sleeve (10) is matched with the length of the shaft sleeve (2).

10. A tensioner having a wear plate as claimed in claim 9, wherein: the support plate sliding sleeve (10) and the support plate (1) are integrally formed.