CN212297288U

CN212297288U - Wear-resisting bearing with anti-corrosion function for automobile tension wheel

Info

Publication number: CN212297288U
Application number: CN202020904054.1U
Authority: CN
Inventors: 王能志
Original assignee: Taizhou Dongtai Bearing Co ltd
Current assignee: Taizhou Dongtai Bearing Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-01-05
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a car tight pulley that rises is with wear-resisting bearing that has anti-corrosion function, including bearing inner race, first air inlet chamber, activity steel ball, second air inlet chamber and filter, first air inlet chamber has been seted up to bearing inner race's inside, and the top in first air inlet chamber installs the connecting plate to the inside of connecting plate is provided with fastening bolt, the mounting groove has been seted up to bearing inner race's inboard, and the inboard of mounting groove is connected with the upper end cover, the inboard of upper end cover is connected with the bearing inner race, the second air inlet chamber has been seted up to the inside of bearing inner race, the terminal outside of bearing inner race is provided with the fixed plate, the outside of connecting block is connected with the filter. This car tight pulley that rises is with antifriction bearing who has anti-corrosion function, and intensity is high, and the permanent use of the device of being convenient for, and the timely heat dissipation of the bearing of being convenient for avoids high temperature to produce deformation, can avoid blockking up moreover, improves the practicality.

Description

Wear-resisting bearing with anti-corrosion function for automobile tension wheel

Technical Field

The utility model relates to a car tight pulley technical field that rises specifically is a car tight pulley that rises is with antifriction bearing who has anti-corrosion function.

Background

The tensioning wheel is a belt tensioning device for an automobile transmission system, so that the installation and reliability of the automobile transmission system can be greatly improved, and in order to increase the smooth operation of the device, a wear-resistant bearing needs to be installed, and the service life of the device is conveniently prolonged;

however, common wear-resistant bearings on the market do not have an anti-corrosion function, are low in strength, influence the long-term use of a device, are not convenient for timely heat dissipation of the bearings, are easy to deform at high temperature, cannot avoid blockage, and are low in practicability, so that the wear-resistant bearing with the anti-corrosion function for the automobile tension pulley is provided, and the problems provided in the scheme are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car tight pulley that rises is with wear-resisting bearing that has anti-corrosion function to propose in solving above-mentioned background and do not have anti-corrosion function, intensity is low, influences the permanent use of device, and the timely heat dissipation of the bearing of being not convenient for, high temperature produces deformation easily, can not avoid blockking up moreover, problem that the practicality is low.

In order to achieve the above object, the utility model provides a following technical scheme: a wear-resistant bearing with an anti-corrosion function for an automobile tension pulley comprises a bearing outer ring, a first air inlet cavity, a movable steel ball, a second air inlet cavity and a filter plate, a first air inlet cavity is arranged inside the bearing outer ring, a connecting plate is arranged at the top end of the first air inlet cavity, and the inside of the connecting plate is provided with a fastening bolt, the inner side of the bearing outer ring is provided with an installation groove, the inner side of the mounting groove is connected with an upper end cover, the inner side of the upper end cover is connected with a bearing inner ring, the inner side of the middle part of the bearing inner ring is clamped with a movable steel ball, a second air inlet cavity is arranged inside the bearing inner ring, the outer side of the tail end of the second air inlet cavity is connected with a lower end cover, the outer side of the tail end of the bearing inner ring is provided with a fixed plate, and the connecting block is installed to the below of fixed plate, the outside of connecting block is connected with the filter, and the outside of filter is fixed with screw thread portion.

Preferably, the bearing outer ring comprises an anticorrosive coating, a reinforcing layer, reinforcing ribs and a wear-resistant layer, and the reinforcing layer, the reinforcing ribs and the wear-resistant layer are sequentially connected to the inner side of the anticorrosive coating.

Preferably, the anticorrosive coating has evenly been scribbled to the upper surface of enhancement layer, and the reinforcement muscle is equidistant setting in the inside of enhancement layer.

Preferably, the inside of connecting plate is the cavernous structure, and the connecting plate passes through fastening bolt and bearing inner race fixed connection.

Preferably, the longitudinal sections of the second air inlet cavity and the first air inlet cavity are both in an F-shaped structure, the fixing plates below the second air inlet cavity are distributed annularly outside the tail end of the bearing inner ring, and the longitudinal sections of the fixing plates are arranged in an inclined structure.

Preferably, the connecting block all is ring annular structure with the cross section of filter, and the connecting block is the integral structure with the filter welding to the structure is dismantled in the filter through screw thread portion and bearing inner race constitution.

Compared with the prior art, the beneficial effects of the utility model are that: the wear-resistant bearing with the anti-corrosion function for the automobile tension wheel has the anti-corrosion function, is high in strength, facilitates long-term use of the device, facilitates timely heat dissipation of the bearing, avoids deformation caused by high temperature, can avoid blockage and improves practicability;

1. the anti-corrosion and wear-resistant bearing is provided with the anti-corrosion layer and the reinforcing ribs, under the action of the anti-corrosion layer made of the urushiol resin paint and the wear-resistant layer made of the chromium carbide, the anti-corrosion and wear-resistant performance of the bearing is improved, and the reinforcing ribs arranged at equal intervals in the reinforcing layer are convenient for improving the strength of the bearing and facilitating the long-term use of the device;

2. the bearing is provided with the first air inlet cavity and the fixing plate, and in the rotating process of the bearing, the fixing plate with the longitudinal section in an inclined structure is driven to rotate through the inner ring of the bearing, so that the air in the bearing can flow conveniently, the heat generated by high-speed rotation in the bearing can be dissipated in time conveniently, and the deformation caused by high temperature is avoided;

3. be provided with connecting block and filter, the connecting block is the integral structure with the filter welding, and the manual rotation connecting block, under the effect of screw portion, the installation of the filter of being convenient for is convenient for filter the impurity in the air under the effect of the connecting plate that filter and inside are hole column structure, avoids the device to block up.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the connection plate and the fastening bolt of the present invention;

FIG. 3 is a schematic top view of the connection between the filter plate and the threaded portion of the present invention;

fig. 4 is a schematic view of the structure of the utility model showing that the anticorrosive coating is connected with the reinforcing layer.

In the figure: 1. a bearing outer race; 101. an anticorrosive layer; 102. a reinforcing layer; 103. reinforcing ribs; 104. a wear layer; 2. a first air inlet cavity; 3. a connecting plate; 4. fastening a bolt; 5. mounting grooves; 6. an upper end cover; 7. a bearing inner race; 8. a movable steel ball; 9. a second air inlet cavity; 10. a lower end cover; 11. a fixing plate; 12. connecting blocks; 13. a filter plate; 14. a threaded portion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a wear-resistant bearing with an anti-corrosion function for an automobile tension pulley comprises a bearing outer ring 1, a first air inlet cavity 2, a connecting plate 3, a fastening bolt 4, a mounting groove 5, an upper end cover 6, a bearing inner ring 7, a movable steel ball 8, a second air inlet cavity 9, a lower end cover 10, a fixing plate 11, a connecting block 12, a filter plate 13 and a thread part 14, wherein the first air inlet cavity 2 is arranged inside the bearing outer ring 1, the connecting plate 3 is arranged at the top end of the first air inlet cavity 2, the fastening bolt 4 is arranged inside the connecting plate 3, the mounting groove 5 is arranged inside the bearing outer ring 1, the upper end cover 6 is connected inside the mounting groove 5, the bearing inner ring 7 is connected inside the upper end cover 6, the movable steel ball 8 is clamped inside the middle part of the bearing inner ring 7, the second air inlet cavity 9 is arranged inside the bearing inner ring 7, and the lower end cover 10 is connected outside the tail end, the outer side of the tail end of the bearing inner ring 7 is provided with a fixing plate 11, a connecting block 12 is installed below the fixing plate 11, the outer side of the connecting block 12 is connected with a filtering plate 13, and a thread part 14 is fixed on the outer side of the filtering plate 13.

As shown in fig. 1 and 4, the bearing outer ring 1 comprises an anticorrosive layer 101, a reinforcing layer 102, reinforcing ribs 103 and a wear-resistant layer 104, the reinforcing layer 102, the reinforcing ribs 103 and the wear-resistant layer 104 are sequentially connected to the inner side of the anticorrosive layer 101, so that the service life of the bearing is prolonged, the anticorrosive layer 101 is uniformly coated on the upper surface of the reinforcing layer 102, the reinforcing ribs 103 are arranged in the reinforcing layer 102 at equal intervals, the corrosion resistance and the wear resistance of the bearing are improved, the connecting plate 3 is of a hole-shaped structure, and the connecting plate 3 is fixedly connected with the bearing outer ring 1 through fastening bolts 4, so that impurities in air are prevented from entering, and the device is prevented from being blocked;

like in fig. 1, the longitudinal section in second inlet chamber 9 and first inlet chamber 2 all is "F" shape structure in fig. 2 and 3, and fixed plate 11 below second inlet chamber 9 is the annular distribution in the terminal outside of bearing inner race 7, and the longitudinal section of fixed plate 11 is the slope structure setting, be convenient for the timely heat dissipation of bearing, avoid high temperature to produce deformation, connecting block 12 all is the ring structure with the cross section of filter 13, and connecting block 12 is the integral structure with the welding of filter 13, and filter 13 constitutes through screw thread portion 14 and bearing inner race 1 and dismantles the structure, be convenient for the installation of filter 13, filter the air.

The working principle is as follows: when the wear-resistant bearing with the anti-corrosion function is used for the automobile tension wheel, firstly, under the action of an anti-corrosion layer 101 made of urushiol resin paint and a wear-resistant layer 104 made of chromium carbide in a graph 4, the anti-corrosion and wear-resistant performance of a bearing outer ring 1 is improved, and reinforcing ribs 103 are arranged in a reinforcing layer 102 at equal intervals, so that the strength of the bearing is improved, and the device can be used for a long time;

in the process of bearing rotation, the fixing plate 11 with the inclined structure on the longitudinal section in the bearing 2 is driven to rotate by the bearing inner ring 7, so that the air in the bearing can flow through the first air inlet cavity 2 and the second air inlet cavity 9 in the drawing 1 conveniently, the heat generated by high-speed rotation in the bearing can be dissipated timely, the high-temperature deformation is avoided, the bearing is protected conveniently, and a series of operations of the wear-resistant bearing with the anti-corrosion function for the automobile tension pulley can be completed.

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

Claims

1. The utility model provides an automobile tension pulley is with wear-resisting bearing that has anti-corrosion function, includes bearing inner race (1), first air inlet chamber (2), activity steel ball (8), second air inlet chamber (9) and filter (13), its characterized in that: the bearing inner ring is characterized in that a first air inlet cavity (2) is formed in the bearing outer ring (1), a connecting plate (3) is installed at the top end of the first air inlet cavity (2), a fastening bolt (4) is arranged in the connecting plate (3), a mounting groove (5) is formed in the inner side of the bearing outer ring (1), an upper end cover (6) is connected to the inner side of the mounting groove (5), a bearing inner ring (7) is connected to the inner side of the upper end cover (6), a movable steel ball (8) is clamped in the middle of the bearing inner ring (7), a second air inlet cavity (9) is formed in the bearing inner ring (7), a lower end cover (10) is connected to the outer side of the tail end of the second air inlet cavity (9), a fixing plate (11) is arranged on the outer side of the tail end of the bearing inner ring (7), a connecting block (12) is installed below the fixing plate (11), and, and a screw portion (14) is fixed to the outer side of the filter plate (13).

2. The wear-resistant bearing with the anti-corrosion function for the automobile tension roller according to claim 1, is characterized in that: the bearing outer ring (1) comprises an anticorrosive coating (101), a reinforcing layer (102), reinforcing ribs (103) and a wear-resistant coating (104), wherein the reinforcing layer (102), the reinforcing ribs (103) and the wear-resistant coating (104) are sequentially connected to the inner side of the anticorrosive coating (101).

3. The wear-resistant bearing with the anti-corrosion function for the automobile tension roller according to claim 2, is characterized in that: the upper surface of the reinforcing layer (102) is uniformly coated with an anticorrosive layer (101), and the reinforcing ribs (103) are arranged in the reinforcing layer (102) at equal intervals.

4. The wear-resistant bearing with the anti-corrosion function for the automobile tension roller according to claim 1, is characterized in that: the interior of the connecting plate (3) is of a hole-shaped structure, and the connecting plate (3) is fixedly connected with the bearing outer ring (1) through a fastening bolt (4).

5. The wear-resistant bearing with the anti-corrosion function for the automobile tension roller according to claim 1, is characterized in that: the longitudinal sections of the second air inlet cavity (9) and the first air inlet cavity (2) are both in an F-shaped structure, a fixing plate (11) below the second air inlet cavity (9) is distributed annularly outside the tail end of the bearing inner ring (7), and the longitudinal section of the fixing plate (11) is arranged in an inclined structure.

6. The wear-resistant bearing with the anti-corrosion function for the automobile tension roller according to claim 1, is characterized in that: connecting block (12) all are the ring structure with the cross section of filter (13), and connecting block (12) are the integral structure with filter (13) welding to filter (13) constitute through screw thread portion (14) and bearing inner race (1) and dismantle the structure.