CN211501322U

CN211501322U - Detachable joint bearing

Info

Publication number: CN211501322U
Application number: CN201922494157.5U
Authority: CN
Inventors: 陈骅
Original assignee: Wuxi Unison Technology Co ltd
Current assignee: Wuxi Unison Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a removable joint bearing, it includes bearing inner race, cover establish bearing inner race outer bearing inner race and with bearing inner race integrated into one piece's connecting rod, bearing inner race includes fixed tip and activity tip, fixed tip is connected with the connecting rod, the both sides of activity tip are inserted respectively and are equipped with the threaded rod with fixed tip threaded connection, threaded connection has the fixation nut that can support dead with the activity tip on the threaded rod. The utility model discloses have be convenient for tear open change, resources are saved, maintenance cost low, increase of service life's effect.

Description

Detachable joint bearing

Technical Field

The utility model belongs to the technical field of the bearing technique and specifically relates to a removable joint bearing is related to.

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.

In the prior art, reference is made to a utility model with an authorization publication number of CN201475165U, and the utility model relates to a joint bearing which comprises an inner ring, a copper ring, an outer ring and a connecting rod integrated with the outer ring; the copper ring is tightly matched on the inner wall of the outer ring; the inner ring is rotatably matched with the copper ring; the connecting rod is provided with a threaded hole, an axial through hole and a radial through hole which are communicated with the threaded hole, and the copper ring is provided with a through hole which is communicated with the axial through hole; the radial through hole is connected with an oil filling joint.

The above prior art solutions have the following drawbacks: the outer ring and the connecting rod of the conventional joint bearing are of an integrated structure, the outer ring is easy to wear and scrap after long-time use, and the joint bearing is inconvenient to detach, needs to be replaced wholly, causes waste and is high in maintenance cost.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a removable joint bearing, it has the effect of being convenient for tear open change, resources are saved, maintenance cost low, increase of service life.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a removable joint bearing, includes bearing inner race, cover establish the bearing inner race outside the bearing inner race and with bearing inner race integrated into one piece's connecting rod, the bearing inner race includes fixed tip and movable end portion, fixed tip is connected with the connecting rod, the both sides of movable end portion are inserted respectively and are equipped with the threaded rod with fixed tip threaded connection, threaded connection has the fixation nut that can support with movable end portion on the threaded rod.

Through adopting above-mentioned technical scheme, after bearing inner race used for a long time, alright dismantle and change bearing inner race's movable tip from fixed tip, and can clear up the bearing inner race after dismantling and maintain, alright realize bearing inner race split and change, avoid whole joint bearing to change and cause the wasting of resources.

The present invention may be further configured in a preferred embodiment as: the fixed end part and the movable end part are respectively provided with a clamping edge and a clamping groove which are matched with each other on one surface which is mutually connected.

Through adopting above-mentioned technical scheme, when activity tip and fixed tip butt joint, joint groove and joint limit adaptation joint to both can more accurate butt joints of activity tip and fixed tip improve the efficiency of butt joint.

The present invention may be further configured in a preferred embodiment as: the inner ring of the fixed end part is provided with a lower gasket which can be attached to the inner ring of the fixed end part, the inner ring of the movable end part is provided with an upper gasket which can be attached to the inner ring of the movable end part, the upper gasket and the lower gasket can be connected with each other along with the connection of the movable end part and the fixed end part, and the inner rings of the upper gasket and the lower gasket after being connected with each other are matched with the outer ring of the bearing inner ring.

Through adopting above-mentioned technical scheme, set up down gasket and last gasket on fixed tip and activity tip respectively, and lower gasket and last gasket can dock along with the connection of fixed tip and activity tip to reduce the wearing and tearing between bearing inner race and the bearing outer lane, increase of service life.

The present invention may be further configured in a preferred embodiment as: the both ends of gasket are equipped with joint limit II respectively down, fixed tip is equipped with respectively at its axial both ends with the joint groove II of II adaptations in joint limit, the both ends of going up the gasket are equipped with joint limit III respectively, the activity tip is equipped with respectively at its axial both ends with the joint groove III of III adaptations in joint limit.

Through adopting above-mentioned technical scheme, after activity tip and fixed end connection, joint limit II on the lower gasket and the joint limit III on the last gasket can respectively with the joint groove II of fixed tip and the III adaptations in joint groove of activity tip to carry on spacingly to last gasket and lower gasket, make both fixed more firm.

The present invention may be further configured in a preferred embodiment as: and the movable end part is provided with an oil filling through hole communicated with the outer ring of the bearing inner ring.

Through adopting above-mentioned technical scheme, set up the oiling through-hole on the activity tip to in lubricating oil is injected into to the outer lane of bearing inner race, promoted the convenience of oiling.

The present invention may be further configured in a preferred embodiment as: and an oil storage groove which can be communicated with the oil injection through hole is formed in the outer ring of the bearing inner ring.

Through adopting above-mentioned technical scheme, set up the oil storage tank on the bearing inner race, the oil storage tank can be detained the storage to lubricating oil to can last the fuel feeding when the bearing inner race activity.

The present invention may be further configured in a preferred embodiment as: the face of the connecting rod is provided with an external thread.

Through adopting above-mentioned technical scheme, set up the external screw thread on the connecting rod, the external screw thread can be convenient for fixed tip fixed, promotes its practicality.

The present invention may be further configured in a preferred embodiment as: bolt assembling holes are respectively formed in two sides of the fixed end portion.

Through adopting above-mentioned technical scheme, set up the bolt pilot hole in the both sides of fixed tip to strengthen the fixed of fixed tip under the effect of bolt pilot hole, thereby reach stable firm effect when using.

To sum up, the utility model discloses a following at least one useful technological effect:

1. after the bearing outer ring is used for a long time, the movable end part of the bearing outer ring can be detached from the fixed end part and replaced, and the bearing outer ring can be cleaned and maintained after detachment, so that the bearing outer ring can be detached and replaced, and resource waste caused by replacement of the whole joint bearing is avoided;

2. the lower gasket and the upper gasket are respectively arranged on the fixed end part and the movable end part, and the lower gasket and the upper gasket can be butted along with the connection of the fixed end part and the movable end part, so that the abrasion between the bearing inner ring and the bearing outer ring is reduced, and the service life is prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an explosion diagram of the overall structure of the present invention.

In the figure, 1, a bearing inner ring; 11. an oil storage tank; 2. a bearing outer race; 21. a fixed end portion; 211. a bolt assembly hole; 212. an external thread; 213. a connecting rod; 214. clamping the edge I; 215. a clamping groove II; 22. a movable end portion; 221. a threaded rod; 222. fixing a nut; 223. an oil filling through hole; 224. a clamping groove I; 225. a clamping groove III; 3. a lower gasket; 31. a clamping edge II; 4. an upper gasket; 41. and (4) clamping and connecting the edge III.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a removable joint bearing, including bearing inner race 1 and bearing inner race 2, establish to the ectosphere in the outer lane of bearing inner race 1, establish to interior sphere in the inner circle of bearing inner race 2, and interior sphere and ectosphere looks adaptation, 2 covers of bearing inner race are established outside 1 to make bearing inner race 1 can be at 2 internal rotations of bearing inner race.

The bearing outer ring 2 comprises a fixed end part 21 and a movable end part 22, two threaded rods 221 which are parallel to the radial direction of the bearing outer ring 2 are respectively inserted into two sides of the movable end part 22, the threaded rods 221 extend towards the fixed end part 21 and are in threaded connection with two sides of the fixed end part 21, one ends of the threaded rods 221, which are far away from the connecting end of the fixed end part 21, are arranged on the outer side of the movable end part 22, fixing nuts 222 which can be abutted against the surface of the movable end part 22 are in threaded connection with the threaded rods 221, and when the fixing nuts 222 are screwed, the movable end part 22 can be fixed on the fixed end part 21.

Fixed tip 21 and activity tip 22 both are provided with joint limit I214 and joint groove I224 respectively on interconnect's one side, and joint limit I214 is the right angle limit form, and joint groove I224 is established to the right angle form with I214 looks adaptation of joint limit to in the butt joint between activity tip 22 and fixed tip 21, improve the efficiency of butt joint.

The movable end portion 22 is provided with an oil filling through hole 223 on the end surface thereof departing from the end surface connected with the fixed end portion 21, and the oil filling through hole 223 extends to the outer spherical surface of the bearing inner ring 1 along the radial direction of the bearing outer ring 2 so as to fill oil into the bearing inner ring 1.

The bearing inner race 1 has been seted up round oil storage tank 11 on the insert surface, and the position of oil storage tank 11 communicates with the end of oiling through-hole 223 to carry out the oil storage to the lubricating oil of injecting from oiling through-hole 223, thereby can continuously give oil when bearing inner race 1 rotates.

The fixed end 21 is provided with a connecting rod 213 on its end surface facing away from the end connected to the movable end 22, the connecting rod 213 is integrally formed with the fixed end 21, and an external thread 212 is provided on the outer surface of the connecting rod 213 to facilitate the threaded connection of the connecting rod 213 with the load.

Bolt fitting holes 211 are respectively formed at both sides of the fixed end portion 21, and the axial direction of the bolt fitting holes 211 and the length direction of the connecting rod 213 are parallel to each other so as to reinforce the fixation of the fixed end portion 21.

The inner spherical surface of the fixed end part 21 is provided with a lower gasket 3 which can be attached with the inner spherical surface, the inner spherical surface of the movable end part 22 is provided with an upper gasket 4 which can be attached with the inner spherical surface, the upper gasket 4 and the lower gasket 3 can be butted along with the connection of the movable end part 22 and the fixed end part 21, the inner rings of the upper gasket 4 and the lower gasket 3 after being butted are matched with the outer spherical surface of the bearing inner ring 1, the abrasion between the bearing inner ring 1 and the bearing outer ring 2 can be reduced, and the service life is prolonged.

Lower gasket 3's both ends are equipped with respectively and are II 31 on the joint limit of semicircle form, fixed tip 21 be equipped with respectively at its axial both ends with joint limit II 31 adaptation joint groove II 215, go up gasket 4's both ends and be equipped with respectively and be III 41 on the joint limit of semicircle form, activity tip 22 is equipped with respectively at its axial both ends with the joint groove III 225 on the joint limit III 41 adaptation to it is spacing to go up gasket 4 and lower gasket 3, make both fixed more firm.

The implementation principle of the embodiment is as follows: when the movable end 22 of the bearing outer ring 2 is used for a long time and is worn, the fixing nut 222 is firstly screwed off, so that the movable end 22 of the bearing outer ring 2 can be detached from the fixed end 21, then the damaged movable end 22 can be replaced, and after the movable end 22 is detached, the bearing outer ring 2 can also be detached and cleaned and maintained, and in addition, under the action of the upper gasket 4 and the lower gasket 3, the wear of the bearing outer ring 2 by the bearing inner ring 1 can be reduced, and the effect of prolonging the service life can be realized.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a removable joint bearing, includes bearing inner race (1), the cover establish bearing inner race (1) outer bearing inner race (2) and with bearing inner race (2) integrated into one piece's connecting rod (213), its characterized in that: bearing inner race (2) are including fixed tip (21) and activity tip (22), fixed tip (21) are connected with connecting rod (213), the both sides of activity tip (22) are inserted respectively and are equipped with threaded rod (221) with fixed tip (21) threaded connection, threaded connection has fixation nut (222) that can support with activity tip (22) on threaded rod (221).

2. A detachable spherical plain bearing according to claim 1, wherein: fixed tip (21) and activity tip (22) both are provided with the joint limit I (214) and the joint groove I (224) of looks adaptation on interconnect's one side respectively.

3. A detachable spherical plain bearing according to claim 1, wherein: the bearing is characterized in that a lower gasket (3) which can be attached to the inner ring of the fixed end portion (21) is arranged on the inner ring of the fixed end portion, an upper gasket (4) which can be attached to the inner ring of the movable end portion (22) is arranged on the inner ring of the movable end portion (22), the upper gasket (4) and the lower gasket (3) can be connected with each other along with the connection of the movable end portion (22) and the fixed end portion (21), and the inner rings of the upper gasket (4) and the lower gasket (3) after being connected with each other are matched with the outer ring of the bearing inner ring.

4. A detachable spherical plain bearing according to claim 3, wherein: the both ends of gasket (3) are equipped with joint limit II (31) respectively down, fixed tip (21) are equipped with joint groove II (215) with joint limit II (31) adaptation respectively at its axial both ends, the both ends of going up gasket (4) are equipped with joint limit III (41) respectively, activity tip (22) are equipped with joint groove III (225) with joint limit III (41) adaptation respectively at its axial both ends.

5. A detachable spherical plain bearing according to claim 1, wherein: the movable end part (22) is provided with an oil filling through hole (223) communicated with the outer ring of the bearing inner ring (1).

6. A detachable spherical plain bearing according to claim 5, wherein: an oil storage groove (11) which can be communicated with the oil injection through hole (223) is formed in the outer ring of the bearing inner ring (1).

7. A detachable spherical plain bearing according to claim 1, wherein: the face of the connecting rod (213) is provided with an external thread (212).

8. A detachable spherical plain bearing according to claim 1, wherein: bolt assembling holes (211) are respectively formed in two sides of the fixed end portion (21).