CN219639363U

CN219639363U - High-strength automatic tensioner assembly

Info

Publication number: CN219639363U
Application number: CN202321146149.1U
Authority: CN
Inventors: 康金福; 康文; 吴涛
Original assignee: Jining Fengjing Construction Machinery Co ltd
Current assignee: Jining Fengjing Construction Machinery Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-09-05
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses a high-strength automatic tensioner assembly, which relates to the technical field of automatic tensioners, and comprises a cylinder, wherein a sliding block is arranged in the cylinder in a sliding way, the bottom end of the sliding block is fixedly connected with a spring, the bottom end of the spring is contacted with the bottom end of the inner wall of the cylinder, and a push rod is fixedly inserted in the middle of the top end of the cylinder, so that the high-strength automatic tensioner assembly has the beneficial effects that: when receiving the extrusion, the supporting wheel drives dome and pipe sliding fit through the connecting block, by the telescopic regulation on top of extruded dome through with pipe sliding fit reciprocates the drive flexible dustproof rubber sleeve, the dome reciprocates and drives the slider and slide about the drum is inside, flexible dustproof rubber sleeve is preventing the dome and pipe sliding fit time the dust get into the gap between dome and the pipe, flexible dustproof rubber sleeve can prevent that the dust from getting into the drum inside through the gap between push rod and the drum simultaneously, be convenient for provide better sealed dustproof protect function.

Description

High-strength automatic tensioner assembly

Technical Field

The utility model relates to an automatic tensioner assembly, in particular to a high-strength automatic tensioner assembly, and belongs to the technical field of automatic tensioners.

Background

The automatic tensioner assembly for the high strength on the engine timing belt or the timing chain can play a role in guiding and tensioning, the belt or the chain always keeps an optimal tensioning state, tension adjustment of the belt or the chain can be guaranteed, the automatic tensioner is generally divided into an oil pressure mode and a mechanical mode, the automatic tensioner can automatically adjust the tension of the timing belt and the tension of the timing chain, the automatic tensioner for the timing belt with the application number of CN202023125631.6 can guarantee stable operation, sealing operation can be guaranteed, stable tensioning operation of the belt can be guaranteed, normal operation use can be guaranteed, further searching discovers that the chain tensioner with the application number of CN200920076434.4 can be used, loosening and problems of the chain in a driving process of a motorcycle can be effectively reduced, stability and safety of a driver in driving are improved, mechanical slip can be avoided in the machine, the automatic tensioner for the two types is also provided with certain defects in use, due to gaps of elastic structures on the tensioner, dust can easily enter after long-time use, the automatic tensioner has better effects of dust protection and further has better dust protection effects on the service life.

Disclosure of Invention

The utility model aims to provide a high-strength automatic tensioner assembly, which solves the problem that the prior art is inconvenient to provide a better sealing dustproof protection function.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic tensioner assembly of high strength, includes the drum, the inside slip of drum is equipped with the slider, the bottom fixedly connected with spring of slider, the bottom of spring and the bottom contact of drum inner wall, the fixed interlude in middle part on drum top is equipped with the push rod, the inner circle fixedly connected with pipe on drum top, the top slip cap of pipe is equipped with the dome, the top of dome inner wall and the top fixed connection of push rod, the flexible dustproof rubber sleeve of outer lane fixedly connected with on drum top, the top of flexible dustproof rubber sleeve and the outer lane fixed connection of dome bottom, the fixed connecting block that is equipped with in top of dome, the fixed supporting wheel that is equipped with in top of connecting block, one side of drum is equipped with the installation component.

Preferably, the installation component includes L shape mounting bracket and reinforcement component, L shape mounting bracket is fixed to be set up in one side of drum, the mounting hole has all been seted up at the top and the middle part of L shape mounting bracket, the inside of L shape mounting bracket is fixed to be equipped with the triangle braced frame, reinforcement component sets up the inside at the triangle braced frame.

Preferably, the reinforcement assembly comprises a trapezoid frame, the trapezoid frame is fixedly arranged on one side of the inner wall of the triangular support frame, a triangular reinforcement frame is fixedly connected to one side of the trapezoid frame, the triangular reinforcement frame is fixedly arranged inside the triangular support frame, and an X-shaped reinforcement block is fixedly arranged inside the trapezoid frame.

Preferably, the bottom fixedly connected with L shape reinforcing frame of L shape mounting bracket one side, the bottom of L shape reinforcing frame inner wall and one side fixed connection of L shape mounting bracket bottom.

Preferably, a vertical trapezoid block is fixedly arranged on one side of the L-shaped reinforcing frame, a horizontal trapezoid block is fixedly arranged at the bottom end of the L-shaped reinforcing frame, and one side of the horizontal trapezoid block is fixedly connected with the bottom of one side of the vertical trapezoid block.

Preferably, a vertical plate is fixedly arranged at the top of the other side of the cylinder, and a limiting pin is inserted in the top of the vertical plate in a sliding manner.

Preferably, one end of the limiting pin is connected with the middle part of the connecting block in a sliding penetrating way, and the other end of the limiting pin is fixedly provided with a pull ring.

Compared with the related art, the high-strength automatic tensioner assembly provided by the utility model has the following beneficial effects:

1. when receiving the extrusion, the supporting wheel that sets up drives dome and pipe sliding fit through the connecting block, by the extruded dome through with pipe sliding fit reciprocates, drive the flexible regulation in top of flexible dustproof rubber sleeve, the dome reciprocates and drives the slider and slide about the drum is inside, flexible dustproof rubber sleeve can prevent that the dust from getting into the gap between dome and the pipe, flexible dustproof rubber sleeve can prevent that the dust from getting into the drum inside through the gap between push rod and the drum simultaneously, be convenient for provide better sealed dustproof protect function.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a cylinder; 2. a slide block; 3. a mounting assembly; 31. an L-shaped mounting rack; 32. a mounting hole; 33. a triangular support frame; 4. a spring; 5. a push rod; 6. a reinforcement assembly; 61. a trapezoid frame; 62. triangular reinforcing frames; 63. an X-shaped reinforcing block; 7. a round tube; 8. a dome; 9. a telescopic dustproof rubber sleeve; 10. a connecting block; 11. a support wheel; 12. an L-shaped reinforcing frame; 13. a vertical trapezoid block; 14. a transverse trapezoid block; 15. a riser; 16. a limiting pin; 17. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-4, the utility model provides a high-strength automatic tensioner assembly, which comprises a cylinder 1, wherein a sliding block 2 is arranged in the cylinder 1 in a sliding manner, the bottom end of the sliding block 2 is fixedly connected with a spring 4, the bottom end of the spring 4 is in contact with the bottom end of the inner wall of the cylinder 1, a push rod 5 is fixedly inserted in the middle of the top end of the cylinder 1, a round tube 7 is fixedly connected with the inner ring of the top end of the cylinder 1, a round cover 8 is sleeved on the top end of the round tube 7 in a sliding manner, the top end of the inner wall of the round cover 8 is fixedly connected with the top end of the push rod 5, a telescopic dustproof rubber sleeve 9 is fixedly connected with the outer ring of the top end of the cylinder 1, a connecting block 10 is fixedly arranged at the top end of the round cover 8, a supporting wheel 11 is fixedly arranged at the top end of the connecting block 10, and one side of the cylinder 1 is provided with a mounting component 3;

a vertical plate 15 is fixedly arranged at the top of the other side of the cylinder 1, and a limiting pin 16 is inserted in the top of the vertical plate 15 in a sliding way, so that the working position of the supporting wheel 11 is conveniently limited during installation;

one end of the limiting pin 16 is connected with the middle part of the connecting block 10 in a sliding and penetrating way, and a pull ring 17 is fixedly arranged at the other end of the limiting pin 16, so that the limiting pin 16 can be conveniently pulled out after the installation is finished;

referring to fig. 1-4, a high-strength automatic tensioner assembly further includes a mounting assembly 3, wherein the mounting assembly 3 includes an L-shaped mounting frame 31 and a reinforcing assembly 6, the L-shaped mounting frame 31 is fixedly disposed on one side of the cylinder 1, mounting holes 32 are formed in the top and middle of the L-shaped mounting frame 31, a triangular support frame 33 is fixedly disposed in the L-shaped mounting frame 31, and the reinforcing assembly 6 is disposed in the triangular support frame 33;

the bottom of one side of the L-shaped mounting frame 31 is fixedly connected with an L-shaped reinforcing frame 12, and the bottom end of the inner wall of the L-shaped reinforcing frame 12 is fixedly connected with one side of the bottom end of the L-shaped mounting frame 31, so that the vertical trapezoid block 13 and the horizontal trapezoid block 14 are convenient to mount;

a vertical trapezoid block 13 is fixedly arranged on one side of the L-shaped reinforcing frame 12, a transverse trapezoid block 14 is fixedly arranged at the bottom end of the L-shaped reinforcing frame 12, and one side of the transverse trapezoid block 14 is fixedly connected with the bottom of one side of the vertical trapezoid block 13, so that a supporting and reinforcing function is conveniently provided;

specifically, as shown in fig. 1, 2, 3 and 4, the L-shaped mounting frame 31 is first provided to facilitate the provision of two mounting holes 32, the two mounting holes 32 are provided to facilitate the installation and the removal, and the triangular support frame 33 is provided to facilitate the improvement of the support strength.

Example 2:

the reinforcement assembly 6 comprises a trapezoid frame 61, the trapezoid frame 61 is fixedly arranged on one side of the inner wall of the triangular support frame 33, a triangular reinforcement frame 62 is fixedly connected to one side of the trapezoid frame 61, the triangular reinforcement frame 62 is fixedly arranged in the triangular support frame 33, and an X-shaped reinforcement block 63 is fixedly arranged in the trapezoid frame 61;

specifically, as shown in fig. 1 and 2, the first trapezoidal frame 61 and the triangular reinforcing frame 62 are provided so as to improve the supporting strength of the triangular supporting frame 33, and the X-shaped reinforcing block 63 is provided so as to improve the supporting strength of the trapezoidal frame 61.

Working principle: when the high-strength automatic tensioner assembly is used, the L-shaped mounting frame 31 is mounted at the corresponding working position through the two mounting holes 32, the limiting pin 16 is pulled out through the pulling ring 17 after the mounting is finished, the spring 4 is elastically released, the tensioned object is pushed by the sliding block 2, the push rod 5, the round cover 8, the connecting block 10 and the supporting wheel 11, the supporting wheel 11 drives the round cover 8 to be in sliding fit with the round pipe 7 through the connecting block 10 when the supporting wheel 11 is extruded, the extruded round cover 8 drives the top end of the telescopic dust-proof rubber sleeve 9 to be in telescopic adjustment through sliding fit with the round pipe 7, the round cover 8 drives the sliding block 2 to slide up and down inside the round pipe 1 through the push rod 5, the telescopic dust-proof rubber sleeve 9 can be prevented from entering a gap between the round cover 8 and the round pipe 7, and simultaneously the telescopic dust-proof rubber sleeve 9 can be prevented from entering a gap between the round cover 8 and the round pipe 1 through the push rod 5, and the function of protecting the inside of the round pipe 1 is better, and the function of protecting the inside of the round pipe 1 is convenient to provide.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic tensioner assembly of high strength, includes drum (1), its characterized in that, the inside slip of drum (1) is equipped with slider (2), the bottom fixedly connected with spring (4) of slider (2), the bottom of spring (4) and the bottom contact of drum (1) inner wall, the fixed interlude in middle part on drum (1) top is equipped with push rod (5), the inner circle fixedly connected with pipe (7) on drum (1) top, the top slip cap of pipe (7) is equipped with dome (8), the top and the top fixed connection of push rod (5) of dome (8) inner wall, the outer lane fixedly connected with flexible dustproof rubber sleeve (9) on drum (1) top, the top of flexible dustproof rubber sleeve (9) and the outer lane fixed connection of dome (8) bottom, the top of dome (8) is fixed to be equipped with connecting block (10), the top of connecting block (10) is fixed to be equipped with supporting wheel (11), one side of drum (1) is equipped with installation component (3).

2. The high strength automatic tensioner assembly of claim 1, wherein: the installation component (3) is including L shape mounting bracket (31) and reinforcement subassembly (6), L shape mounting bracket (31) is fixed to be set up in one side of drum (1), mounting hole (32) have all been seted up at the top and the middle part of L shape mounting bracket (31), the inside of L shape mounting bracket (31) is fixed to be equipped with triangle braced frame (33), reinforcement subassembly (6) set up the inside at triangle braced frame (33).

3. The high strength automatic tensioner assembly of claim 2, wherein: the reinforcing component (6) comprises a trapezoid frame (61), the trapezoid frame (61) is fixedly arranged on one side of the inner wall of the triangular support frame (33), a triangular reinforcing frame (62) is fixedly connected to one side of the trapezoid frame (61), the triangular reinforcing frame (62) is fixedly arranged inside the triangular support frame (33), and an X-shaped reinforcing block (63) is fixedly arranged inside the trapezoid frame (61).

4. The high strength automatic tensioner assembly of claim 2, wherein: the bottom fixedly connected with L shape reinforcing frame (12) of L shape mounting bracket (31) one side, the bottom of L shape reinforcing frame (12) inner wall and one side fixed connection of L shape mounting bracket (31) bottom.

5. The high strength automatic tensioner assembly of claim 4, wherein: a vertical trapezoid block (13) is fixedly arranged on one side of the L-shaped reinforcing frame (12), a horizontal trapezoid block (14) is fixedly arranged at the bottom end of the L-shaped reinforcing frame (12), and one side of the horizontal trapezoid block (14) is fixedly connected with the bottom of one side of the vertical trapezoid block (13).

6. The high strength automatic tensioner assembly of claim 1, wherein: a vertical plate (15) is fixedly arranged at the top of the other side of the cylinder (1), and a limiting pin (16) is inserted into the top of the vertical plate (15) in a sliding manner.

7. The high strength automatic tensioner assembly of claim 6, wherein: one end of the limiting pin (16) is connected with the middle part of the connecting block (10) in a sliding and penetrating mode, and a pull ring (17) is fixedly arranged at the other end of the limiting pin (16).