CN212250825U

CN212250825U - Joint bearing

Info

Publication number: CN212250825U
Application number: CN202021004469.XU
Authority: CN
Inventors: 肖涛; 龙涛
Original assignee: Wolffly Heavy Industry Components Co ltd
Current assignee: Wolffly Heavy Industry Components Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-12-29
Anticipated expiration: 2030-06-04

Abstract

The utility model provides a joint bearing. Including bearing inner race and bearing inner race, the inner race slides and sets up on the inner wall of bearing inner race, cylindric inserting groove has been seted up in the bearing inner race, evenly seted up many annular guiding gutters on the outer wall of bearing inner race, the holding tank has been seted up to the intermediate position of bearing inner race outer wall, one side that the holding tank is close to the bearing inner race evenly is provided with a plurality of mounting grooves, equal fixed mounting has lubricated oil package in the mounting groove, a plurality of oil outlet pipe ways that extend to the bearing inner race inboard that run through the bearing inner race have been seted up to the bottom of holding tank, the holding tank is still fixed outward and is provided with the sealing washer, the diameter of sealing washer inner wall and the diameter size of bearing inner race outer wall equal, correspond on the. The joint bearing provided by the utility model has the functions of being not easy to wear and easy to add lubricating oil.

Description

Joint bearing

Technical Field

The utility model relates to a bearing field especially relates to a joint bearing.

Background

The joint bearing is a spherical sliding bearing, the sliding contact surface of the joint bearing is an inner spherical surface and an outer spherical surface, the joint bearing can rotate and swing at any angle during movement, and the joint bearing is manufactured by adopting a plurality of special processing methods such as surface phosphorization, deep-fried mouth, embedding, spraying and the like. The joint bearing has the characteristics of large load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning, good lubrication and the like. However, the bearings are prone to wear when rotated too much, but are always oiled and cumbersome.

Therefore, it is necessary to provide a joint bearing to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a joint bearing has solved joint bearing wearing and tearing many, go up the trouble problem of lubricating oil.

For solving the technical problem, the utility model provides a joint bearing is including bearing inner race and bearing inner race, the inner race slides and sets up on the inner wall of bearing inner race, cylindric inserting groove has been seted up in the bearing inner race, many annular guiding gutters have evenly been seted up on the outer wall of bearing inner race, the holding tank has been seted up to the intermediate position of bearing inner race outer wall, one side that the holding tank is close to the bearing inner race evenly is provided with a plurality of mounting grooves, equal fixed mounting has lubricated oil package in the mounting groove, a plurality of bearing inner races that run through are extended to the inboard oil outlet pipe of bearing inner race are seted up to the bottom of holding tank, the holding tank is the fixed sealing washer that is provided with outward, the diameter of sealing washer inner wall and the diameter size of bearing inner race outer wall equal, correspond on the.

Preferably, a plurality of limiting pieces are fixedly arranged on the sealing ring, and a plurality of limiting grooves used for containing the limiting pieces are correspondingly formed in the bearing outer ring.

Preferably, the wall of the inserting groove is uniformly provided with anti-skid stripes.

Preferably, the inner wall of the bearing outer ring is coated with a polytetrafluoroethylene layer A, and the outer wall of the bearing outer ring is coated with a polytetrafluoroethylene layer B.

Preferably, the thickness of the polytetrafluoroethylene layer A is 0.5-1 mm.

Preferably, the thickness of the polytetrafluoroethylene layer B is 1-2 mm.

Compared with the prior art, the utility model provides a joint bearing has following beneficial effect:

the utility model provides a joint bearing, provided with a diversion trench, an accommodating groove, an installing groove, a lubricating oil package, an oil outlet pipeline and a jack, when needing to be lubricated, the corresponding lubricating oil package is punctured from the jack, so that the lubricating oil in the lubricating oil package can enter the diversion trench of the bearing inner ring through the oil outlet pipeline, then the lubrication of the joint bearing can be realized, and the abrasion of the joint bearing is reduced; the inner wall of the inserting groove is uniformly provided with anti-slip stripes, so that objects can be more stably inserted into the knuckle bearing.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a spherical plain bearing according to the present invention;

fig. 2 is a schematic view of a split structure of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is a schematic view of a split structure of the present invention;

reference numbers in the figures: 1. a bearing outer race; 2. a bearing inner race; 3. inserting grooves; 4. a diversion trench; 5. accommodating grooves; 6. mounting grooves; 7. a lubricating oil pocket; 8. a seal ring; 9. a jack; 10. a limiting sheet; 11. a limiting groove; 12. and (4) anti-skid stripes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a joint bearing according to the present invention; fig. 2 is a schematic view of a split structure of the present invention; FIG. 3 is an enlarged schematic view at A in FIG. 2; fig. 4 is a schematic diagram of the splitting structure of the present invention. The joint bearing comprises a bearing outer ring 1 and a bearing inner ring 2, the inner ring is arranged on the inner wall of the bearing inner ring 2 in a sliding way, a cylindrical inserting groove 3 is arranged in the bearing inner ring 2, a plurality of annular flow guide grooves 4 are uniformly arranged on the outer wall of the bearing inner ring 2, the middle position of the outer wall of the bearing outer ring 1 is provided with a holding groove 5, one side of the holding groove 5 close to the bearing inner ring 2 is uniformly provided with a plurality of mounting grooves 6, the mounting grooves 6 are all fixedly provided with lubricating oil pockets 7, the bottom of the accommodating groove 5 is provided with a plurality of oil outlet pipelines which penetrate through the bearing outer ring 1 and extend to the inner side of the bearing outer ring 1, still fixedly, be provided with sealing washer 8 outside holding tank 5, the diameter of 8 inner walls of sealing washer and the diameter size of 1 outer wall of bearing inner race are equal, it is provided with a plurality of jacks 9 that run through sealing washer 8 to correspond on the sealing washer 8. When using the device, pull down sealing washer 8, then fix lubrication oil package 7 in the fixed slot, then install sealing washer 8 on bearing inner race 1, when using the device to need add lubricating oil for a long time, as long as stab the lubrication oil package 7 that corresponds with sharp-pointed steel needle etc. from jack 9 and just can make lubricating oil enter into the guiding gutter 4 of bearing inner race 2 from oil outlet pipe in, realize the lubrication to joint bearing.

A plurality of limiting pieces 10 are fixedly arranged on the sealing ring 8, and a plurality of limiting grooves 11 used for containing the limiting pieces 10 are correspondingly formed in the bearing outer ring 1. The limiting sheet 10 and the limiting groove 11 are used for installing and positioning the sealing ring 8.

The wall of the inserting groove 3 is evenly provided with anti-skid stripes 12.

The inner wall coating of bearing inner race 1 sets up polytetrafluoroethylene layer A, the outer wall coating of bearing inner race 1 sets up polytetrafluoroethylene layer B.

The thickness of the polytetrafluoroethylene layer A is 0.5-1 mm.

The thickness of the polytetrafluoroethylene layer B is 1-2 mm.

The utility model provides a joint bearing's theory of operation as follows:

when using the device, pull down sealing washer 8, then fix lubrication oil package 7 in the fixed slot, then install sealing washer 8 on bearing inner race 1, when using the device to need add lubricating oil for a long time, as long as stab the lubrication oil package 7 that corresponds with sharp-pointed steel needle etc. from jack 9 and just can make lubricating oil enter into the guiding gutter 4 of bearing inner race 2 from oil outlet pipe in, realize the lubrication to joint bearing.

the utility model provides a joint bearing is provided with a diversion trench 4, an accommodating groove 5, an installing groove 6, a lubricating oil package 7, an oil outlet pipeline and a jack 9, when lubrication is needed, the corresponding lubricating oil package 7 is punctured from the jack 9, so that the lubricating oil in the lubricating oil package 7 enters the diversion trench 4 of the bearing inner ring 2 through the oil outlet pipeline, then the lubrication of the joint bearing can be realized, and the abrasion of the joint bearing is reduced; the inner wall of the inserting groove 3 is uniformly provided with anti-skid stripes 12, so that objects can be more stably inserted into the knuckle bearing.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A spherical plain bearing, characterized in that: the bearing comprises a bearing outer ring (1) and a bearing inner ring (2), wherein the inner ring is arranged on the inner wall of the bearing inner ring (2) in a sliding manner, a cylindrical insertion groove (3) is formed in the bearing inner ring (2), a plurality of annular diversion grooves (4) are uniformly formed in the outer wall of the bearing inner ring (2), an accommodating groove (5) is formed in the middle position of the outer wall of the bearing outer ring (1), a plurality of installing grooves (6) are uniformly formed in one side, close to the bearing inner ring (2), of the accommodating groove (5), lubricating oil pockets (7) are fixedly arranged in the installing grooves (6), a plurality of oil outlet pipelines penetrating through the bearing outer ring (1) and extending to the inner side of the bearing outer ring (1) are formed in the bottom of the accommodating groove (5), a sealing ring (8) is fixedly arranged outside the accommodating groove (5), and the diameter of the inner wall of the sealing ring (8, the sealing ring (8) is correspondingly provided with a plurality of jacks (9) penetrating through the sealing ring (8).

2. The oscillating bearing according to claim 1, wherein the sealing ring (8) is fixedly provided with a plurality of limiting pieces (10), and the bearing outer ring (1) is correspondingly provided with a plurality of limiting grooves (11) for accommodating the limiting pieces (10).

3. The spherical plain bearing according to claim 1, characterized in that the groove walls of the plug groove (3) are uniformly provided with anti-slip strips (12).

4. The spherical plain bearing according to claim 1, characterized in that the inner wall of the bearing outer ring (1) is coated with a polytetrafluoroethylene layer a and the outer wall of the bearing outer ring (1) is coated with a polytetrafluoroethylene layer B.

5. The spherical plain bearing according to claim 4, wherein the polytetrafluoroethylene layer A has a thickness of 0.5 to 1 mm.

6. The spherical plain bearing according to claim 4, wherein the polytetrafluoroethylene layer B has a thickness of 1 to 2 mm.