CN219549382U - Gear box sliding bearing - Google Patents

Abstract

The utility model discloses a gearbox sliding bearing which comprises an upper bearing seat, a lower bearing seat and a dust cover, wherein arc plates are arranged at the front end and the rear end of the upper bearing seat, the lower bearing seat is fixedly connected with the upper bearing seat through a fastener, the lower bearing seat and the upper bearing seat have the same structure, the dust cover is inserted on the arc plates, a fastening knob is connected to the dust cover in a threaded mode, and a round hole is formed in the dust cover. According to the utility model, the arranged arc plate has the effects of blocking and protecting, dust entering the interior is reduced, the arranged fastening knob can be unscrewed, the dust cover can slide along the direction of the arc plate after being unscrewed, the blocking and protecting range can be changed during sliding, and the fastening knob can be screwed after the dust cover slides to a proper position, so that the blocking and protecting range can be adjusted according to actual requirements, and meanwhile, the stability of connection between the upper bearing seat and the lower bearing seat is improved by binding the two arc plates through the dust cover.

Description

Gear box sliding bearing

Technical Field

The utility model relates to the technical field of gear box accessories, in particular to a gear box sliding bearing.

Background

The gearbox is widely applied to the wind generating set, is frequently used in the wind generating set and is an important mechanical component, and when the gearbox is used, the gearbox can use a sliding bearing which is a bearing working under sliding friction. The sliding bearing works stably and reliably without noise. Under the condition of liquid lubrication, the sliding surfaces are separated by the lubricating oil without direct contact, friction loss and surface abrasion can be greatly reduced, and the oil film has certain shock absorption capability. But the starting frictional resistance is large. The portion of the shaft supported by the bearing is called the journal and the part that mates with the journal is called the bearing shell. The layer of friction reducing material cast on the inner surface of the bearing shell in order to improve the friction properties of its surface is called bearing lining. The materials of the bearing shell and bearing liner are collectively referred to as plain bearing materials. Sliding bearing applications are typically operated under low speed, heavy duty conditions, or at locations where maintenance and lubrication is difficult.

The patent with publication number CN202946547U, which is searched, discloses an anti-vibration sliding bearing, the contents of which describe "comprising: the bushing, the shock-resistant sliding bearing further includes: and the anti-seismic device is sleeved on the bushing. The anti-vibration sliding bearing comprises the anti-vibration device sleeved on the bushing, and the anti-vibration device has the anti-vibration and shock-absorption effects, so that the impact energy … …' of external force to the bushing and the bearing can be absorbed, the anti-vibration sliding bearing has poor dustproof effect, dust is easy to enter when the anti-vibration sliding bearing is used in a severe environment, the normal work of the bearing is influenced, and certain defects exist.

Disclosure of Invention

The present utility model is directed to solving the problems of the prior art or related art.

The technical scheme adopted by the utility model is as follows: the utility model provides a gear box slide bearing, includes bolster bearing housing, step bearing housing and shield, the front and back end of bolster bearing housing all is provided with the arc board, step bearing housing passes through fastener and bolster bearing housing fixed connection, the step bearing housing is the same with bolster bearing housing's structure, the shield alternates on the arc board, threaded connection has the fastening knob on the shield, the round hole has been seted up on the shield.

Preferably, the upper bearing seat is symmetrically provided with two mounting holes.

Preferably, the top of the upper bearing seat is provided with an oil injection groove, and the inner wall of the oil injection groove is provided with a threaded rotary hole.

Preferably, the fastener comprises a bolt and a nut, and the bolt passes through the upper bearing seat and the lower bearing seat and is in threaded connection with the nut.

Preferably, the device further comprises a plug, and the plug is in threaded connection with the upper bearing seat through a threaded hole.

Preferably, the bearing bush further comprises a bearing bush, wherein the bearing bush is in sliding connection with the upper bearing seat and the lower bearing seat, and a plurality of through holes are formed in the bearing bush.

Preferably, two dust covers are arranged and distributed at two ends of the upper bearing seat and the lower bearing seat.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows: the utility model discloses the arc board that sets up plays the effect that blocks and protect, reduce and get into inside dust, and the fastening knob that sets up can unscrew, can slide the shield along the arc board direction after unscrewing, can change and block and the guard range during the slip, screw up behind the slip to suitable position fastening knob can, so that according to actual demand regulation block and the guard range, two arc boards are restrained through the shield simultaneously and improve the stability that bolster bearing housing and bolster bearing housing are connected, then the end cap that sets up is rotatable, can pour lubricating oil into the oil filler groove after rotatory, because the effect of gravity lubricating oil accessible screw thread revolves the hole and get into inside, so that lubricated axle bush.

Drawings

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

FIG. 2 is a schematic view of the top bearing housing of the present utility model from one view;

FIG. 3 is a schematic view of an upper housing of the present utility model from another perspective;

FIG. 4 is a schematic structural view of a plug according to the present utility model;

fig. 5 is a schematic structural view of a bearing shell according to the present utility model.

Reference numerals:

100. an upper bearing seat; 110. an arc plate; 120. a mounting hole; 130. an oil injection groove; 140. a threaded hole;

200. a lower bearing seat;

300. a fastener;

400. a plug;

500. bearing bush; 510. a through hole;

600. a dust cover; 610. fastening a knob; 620. and a round hole.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Some embodiments of the utility model are described below with reference to the accompanying drawings to provide a gearbox plain bearing.

Embodiment one:

referring to fig. 1-5, a first embodiment of the present utility model provides a gearbox sliding bearing comprising an upper bearing housing 100, a lower bearing housing 200, a fastener 300, a plug 400, a bearing shell 500, and a dust cap 600.

Specifically, the front and rear ends of the upper bearing seat 100 are all provided with the arc plates 110, the arc plates 110 play a role in blocking and protecting, dust can be prevented from entering the inside, stability is good, two mounting holes 120 are symmetrically formed in the upper bearing seat 100, bolts can pass through the mounting holes 120 so as to fix the upper bearing seat 100 on the lower bearing seat 200, the top end of the upper bearing seat 100 is provided with the oil injection groove 130, the inner wall of the oil injection groove 130 is provided with the threaded rotary holes 140, lubricating oil can be poured into the oil injection groove 130, and the lubricating oil can enter the inside through the threaded rotary holes 140 due to the action of gravity so as to lubricate the bearing bush 500.

Specifically, the lower bearing seat 200 is fixedly connected with the upper bearing seat 100 through the fastener 300, the lower bearing seat 200 has the same structure as the upper bearing seat 100, the fastener 300 comprises a bolt and a nut, the bolt passes through the upper bearing seat 100 and the lower bearing seat 200 and is in threaded connection with the nut, the bolt of the fastener 300 can be aligned with the mounting hole 120 on the upper bearing seat 100, and the bolt passes through the mounting hole 120 on the upper bearing seat 100 and the mounting hole 120 on the lower bearing seat 200, and the bolt can be fixed by the rotatable nut after passing through the mounting hole so as to be convenient to mount and dismount.

Specifically, the plug 400 is screwed with the upper bearing housing 100 through the screw hole 140, and the plug 400 can rotate to open the screw hole 140 for lubrication.

Specifically, the bearing bush 500 is slidably connected with the upper bearing block 100 and the lower bearing block 200, and a plurality of through holes 510 are formed in the bearing bush 500, so that the bearing bush 500 can rotate inside the upper bearing block 100 and the lower bearing block 200 to support rotation.

Specifically, the dust cover 600 alternates on the arc board 110, threaded connection has fastening knob 610 on the dust cover 600, round hole 620 has been seted up on the dust cover 600, the dust cover 600 is provided with two, two dust covers 600 distribute the both ends of bolster frame 100 and bolster frame 200, fastening knob 610 can unscrew, fastening knob 610 can slide the dust cover 600 along arc board 110 direction after unscrewing, can change when sliding and block and protection scope, screw up fastening knob 610 after sliding to suitable position, so that according to actual demand regulation block and protection scope, improve bolster frame 100 and bolster frame 200 connection's stability through two arc boards 110 of dust cover 600 constraint simultaneously.

The working principle and the using flow of the utility model are as follows: when the anti-friction type anti-friction device is used, firstly, the bearing bush 500 is aligned with the inside of the lower bearing seat 200 and clamped in, the bottom end of the upper bearing seat 100 is aligned with the lower bearing seat 200 after clamping in and is abutted against the lower bearing seat 200, bolts of the fastening piece 300 can be aligned with the mounting holes 120 on the upper bearing seat 100 after abutting against, the bolts penetrate through the mounting holes 120 on the upper bearing seat 100 and the mounting holes 120 on the lower bearing seat 200 and are fixed through rear rotatable nuts, then the dust cover 600 is aligned with the arc plates 110 and is inserted into and slides, the fastening knob 610 can be screwed down after sliding to a proper position, finally, a rotating shaft of a gear is inserted into the bearing bush 500, in the use process, the arc plates 110 play a role of blocking and protecting, dust can be avoided from entering the inside, meanwhile, the fastening knob 610 can be unscrewed, the dust cover 600 can slide along the direction of the arc plates 110 after the fastening knob 610 is unscrewed, the blocking and protecting range can be changed during sliding, the fastening knob 610 can be adjusted according to the actual requirements, blocking and protecting range can be adjusted, meanwhile, the stability of connection of the upper bearing seat 100 and the lower bearing seat 200 can be improved through the two arc plates 110 of the cover, the rotation of the dust cover can be screwed into the lubricant plug 400, and the lubricant plug can be screwed into the lubricant groove 130 through the rotation hole through the action of the lubricant plug 130, and the lubricant plug can be screwed into the lubricant plug 130.

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 spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (7)

1. A gearbox plain bearing, comprising:

the device comprises an upper bearing seat (100), wherein arc plates (110) are arranged at the front end and the rear end of the upper bearing seat (100);

the lower bearing seat (200) is fixedly connected with the upper bearing seat (100) through a fastener (300), and the lower bearing seat (200) and the upper bearing seat (100) have the same structure;

the dustproof cover (600), the dustproof cover (600) is interluded on the arc board (110), threaded connection has fastening knob (610) on the dustproof cover (600), round hole (620) have been seted up on the dustproof cover (600).

2. A gearbox sliding bearing according to claim 1, wherein the upper bearing block (100) is symmetrically provided with two mounting holes (120).

3. A gearbox sliding bearing according to claim 2, characterized in that the top end of the upper bearing seat (100) is provided with an oil injection groove (130), and the inner wall of the oil injection groove (130) is provided with a threaded rotary hole (140).

4. A gearbox plain bearing according to claim 3, characterized in that the fastener (300) comprises a bolt and a nut, the bolt being threaded with the nut after passing through the upper bearing housing (100) and the lower bearing housing (200).

5. The gearbox plain bearing of claim 4, further comprising a bulkhead (400), wherein the bulkhead (400) is threadably coupled to the upper housing (100) via a threaded bore (140).

6. The gearbox sliding bearing according to claim 5, further comprising a bearing bush (500), wherein the bearing bush (500) is slidably connected with the upper bearing seat (100) and the lower bearing seat (200), and a plurality of through holes (510) are formed in the bearing bush (500).

7. A gearbox sliding bearing according to claim 6, wherein two dust covers (600) are provided, two dust covers (600) being distributed at both ends of the upper bearing housing (100) and the lower bearing housing (200).