CN215285046U

CN215285046U - Crawler belt bearing wheel

Info

Publication number: CN215285046U
Application number: CN202120946882.6U
Authority: CN
Inventors: 谢庆伟; 马利军; 杨振刚; 申艳东; 牛丽花
Original assignee: Xinxiang Yongan Mechanical Equipment Co ltd
Current assignee: Xinxiang Yongan Mechanical Equipment Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-12-24
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a track bearing wheel, including bearing wheel axle, deep groove ball bearing, bearing wheel body and sealing washer, deep groove ball bearing cup joints on the step of bearing wheel axle both sides, and bearing wheel body cup joints on deep groove ball bearing's outer rim, the middle part of bearing wheel body sets up to convex, and the both sides of bearing wheel body set up the welding body, are provided with the strengthening rib between welding body and the bearing wheel body, the sealing washer sets up in deep groove ball bearing's the outside, is provided with the seal lip with bearing wheel axle matched with on the sealing washer, the clearance between bearing wheel body and the bearing wheel axle sets up to the oil storage chamber, is provided with annular oil storage tank on the internal surface at bearing wheel body middle part; the utility model discloses an eggshell appearance of bionical principle improves the load anti deformability of track bearing wheel, improves sealing performance, prevents oil leakage, prevents simultaneously that water and dust from entering into inside the bearing, has improved the environment suitability of bearing wheel.

Description

Crawler belt bearing wheel

Technical Field

The utility model relates to a bearing wheel technical field specifically is a track bearing wheel.

Background

The bearing wheel is an important part of a crawler traveling system, the working environment of the bearing wheel is complex and severe, and the bearing wheel often bears the erosion of muddy water and the impact of high strength to cause the damage of a shaft, a bearing and an oil seal until a bearing wheel assembly is scrapped. At present, the shaft sleeve of the welding body of the bearing wheel of the crawler bearing wheel of the crane is of a straight cylinder circular tube type, and can deform when bearing large external force, and the sealing ring is easy to feed water and dust. Under sealed not tight and the bearing easily receives the impact damage dual influence to lead to bearing wheel assembly to frequently damage, lubricating oil storage capacity is little, leads to the bearing lubrication effect not good, provides a track bearing wheel to this problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a track bearing wheel, adopt bionic principle's eggshell appearance, improve the load anti deformability of track bearing wheel, improve sealing performance, prevent oil leakage, prevent simultaneously that water and dust from entering into inside the bearing, improved the environment suitability of bearing wheel, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a track bearing wheel, includes bearing wheel axle, deep groove ball bearing, bearing wheel body and sealing washer, deep groove ball bearing cup joints on the step of bearing wheel axle both sides, and the bearing wheel body cup joints on deep groove ball bearing's foreign steamer, the middle part of bearing wheel body sets up to convex, and the both sides of bearing wheel body set up the welding body, are provided with the strengthening rib between welding body and the bearing wheel body, the sealing washer sets up in deep groove ball bearing's the outside, is provided with on the sealing washer with bearing wheel axle matched with seal lip, clearance between bearing wheel body and the bearing wheel axle sets up to the oil storage chamber, is provided with annular oil storage tank on the internal surface at bearing wheel body middle part.

Further, the quantity of annular oil storage tank sets up to 3, and the equidistant distribution of annular oil storage tank sets up, can store more lubricating oil through the annular oil storage tank, has guaranteed deep groove ball bearing's lubricated effect.

Furthermore, the two ends of the bearing wheel body are provided with end covers, the end covers are connected with the bearing wheel body through bolts, the two ends of the bearing wheel body are sealed through the end covers, and dust is prevented from entering the bearing wheel body.

Furthermore, an oil return annular cavity is arranged between the sealing ring and the deep groove ball bearing, an elastic check ring is arranged in the oil return annular cavity, and a reserved gap between the sealing ring and the deep groove ball bearing is guaranteed through the elastic check ring, so that lubricating oil can flow conveniently, and the lubricating effect is improved.

Compared with the prior art, the beneficial effects of the utility model are that: this track bearing wheel has following benefit:

1. the utility model discloses on set up the strengthening rib, made the safe and reliable more of welding body structure through the strengthening rib, can store more lubricating oil through the annular oil storage tank, guaranteed deep groove ball bearing's lubricated effect.

2. The utility model discloses on set up the end cover, sealed the both ends of bearing wheel body through the end cover, it is internal to prevent that the dust from entering into the bearing wheel, has guaranteed through circlip that reserve the clearance between sealing washer and the deep groove ball bearing to the flow of the lubricating oil of being convenient for improves lubricated effect.

3. The utility model discloses an eggshell appearance of bionical principle improves the load anti deformability of track bearing wheel, improves sealing performance, prevents oil leakage, prevents simultaneously that water and dust from entering into inside the bearing, has improved the environment suitability of bearing wheel.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the a position of the present invention.

In the figure: the oil-return device comprises a reinforcing rib 1, a welding body 2, a bearing wheel shaft 3, an annular oil storage tank 4, a deep groove ball bearing 5, an oil storage cavity 6, a bearing wheel body 7, a bearing wheel gasket 8, a sealing lip 9, an end cover 10, a bolt 11, a sealing ring 12, an elastic retainer ring 13 and an oil-return annular cavity 14.

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.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: a crawler belt bearing wheel comprises a bearing wheel shaft 3, a deep groove ball bearing 5, a bearing wheel body 7 and a sealing ring 12, wherein the deep groove ball bearing 5 is sleeved on steps on two sides of the bearing wheel shaft 3, the bearing wheel body 7 is sleeved on an outer wheel ring of the deep groove ball bearing 5, the middle part of the bearing wheel body 7 is arranged in a circular arc shape, welding bodies 2 are arranged on two sides of the bearing wheel body 7, a reinforcing rib 1 is arranged between each welding body 2 and the bearing wheel body 7, the sealing ring 12 is arranged on the outer side of the deep groove ball bearing 5, an oil return annular cavity 14 is arranged between each sealing ring 12 and the corresponding deep groove ball bearing 5, an elastic check ring 13 is arranged in each oil return annular cavity 14, a reserved gap between each sealing ring 12 and the corresponding deep groove ball bearing 5 is guaranteed through the elastic check ring 13, flowing of lubricating oil is facilitated, lubricating effect is improved, a sealing lip 9 matched with the bearing wheel shaft 3 is arranged on each sealing ring 12, and the gap between each bearing wheel body 7 and the corresponding bearing wheel shaft 3 is arranged as an oil storage cavity 6, the both ends of bearing wheel body 7 are provided with end cover 10, end cover 10 passes through bolt 11 and is connected with bearing wheel body 7, seal up the both ends of bearing wheel body 7 through end cover 10, prevent that the dust from entering into in the bearing wheel body 7, be provided with annular oil storage tank 4 on the internal surface at bearing wheel body 7 middle part, the quantity of annular oil storage tank 4 sets up to 3, and the equidistant distribution of annular oil storage tank 4 sets up, can store more lubricating oil through annular oil storage tank 4, deep groove ball bearing 5's lubricated effect has been guaranteed.

When in use: seal through end cover 10 to the both ends of bearing wheel body 7, prevent that the dust from entering into in the bearing wheel body 7, reserve the clearance between sealing washer 12 and deep groove ball bearing 5 has been guaranteed through circlip 13, thereby be convenient for the flow of lubricating oil, improve lubricated effect, make the safe and reliable more of the 2 structures of welding body through strengthening rib 1, can store more lubricating oil through annular oil storage tank 4, the lubricated effect of deep groove ball bearing 5 has been guaranteed, the convex structure at bearing wheel body 7 middle part improves the load resistance to deformation ability of track bearing wheel.

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 a track bearing wheel, includes bearing wheel shaft (3), deep groove ball bearing (5), bearing wheel body (7) and sealing washer (12), its characterized in that: deep groove ball bearing (5) cup joint on the step of bearing wheel axle (3) both sides, and bearing wheel body (7) cup joint is provided with strengthening rib (1) between welding body (2) and bearing wheel body (7) on the outer rim of deep groove ball bearing (5), the middle part of bearing wheel body (7) sets up to arc, the both sides of bearing wheel body (7) set up welding body (2), sealing washer (12) set up in the outside of deep groove ball bearing (5), be provided with on sealing washer (12) with bearing wheel axle (3) matched with seal lip (9), the clearance between bearing wheel body (7) and bearing wheel axle (3) sets up to oil storage chamber (6), is provided with annular oil storage tank (4) on the internal surface at bearing wheel body (7) middle part.

2. The crawler wheel according to claim 1, wherein: the number of the annular oil storage grooves (4) is set to be 3, and the annular oil storage grooves (4) are distributed at equal intervals.

3. The crawler wheel according to claim 1, wherein: the bearing wheel is characterized in that end covers (10) are arranged at two ends of the bearing wheel body (7), and the end covers (10) are connected with the bearing wheel body (7) through bolts (11).

4. The crawler wheel according to claim 1, wherein: an oil return annular cavity (14) is arranged between the sealing ring (12) and the deep groove ball bearing (5), and an elastic check ring (13) is arranged in the oil return annular cavity (14).