CN220470493U

CN220470493U - Slewing bearing of wind power generation equipment

Info

Publication number: CN220470493U
Application number: CN202321963884.1U
Authority: CN
Inventors: 朱继新; 卢山; 邓书照; 李茂福; 陈骁龙
Original assignee: Huadian Yunnan New Energy Power Generation Co ltd
Current assignee: Huadian Yunnan New Energy Power Generation Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-02-09
Anticipated expiration: 2033-07-25

Abstract

The utility model relates to the technical field of slewing bearings, and discloses a slewing bearing of wind power generation equipment, which comprises a ring seat, wherein a threaded hole is formed in the bottom of one side of the ring seat, a rotating ring is slidably arranged in the middle position of the outer side of the ring seat, four groups of triangular blocks are uniformly arranged on the inner side of the rotating ring, and a threaded rod is rotatably arranged on one side of the bottom of the rotating ring. This wind power generation equipment slewing bearing possesses the inside interpolation lubricating oil that can to slewing bearing, and the additive effect is better, can be convenient for simultaneously dismantle fast with the advantage of installation to slewing bearing, has solved current slewing bearing, and the environment of work is always open-air, and the in-process of using is all directly exposed under sleet and sunshine, and consequently the inside ball surface of slewing bearing appears rusty and corroded the condition, the circumstances of unsmooth rotation, and simultaneously when installing and dismantling slewing bearing, all need twist a large amount of screws, comparatively delays the problem of time and work efficiency of installation dismantlement.

Description

Slewing bearing of wind power generation equipment

Technical Field

The utility model relates to the technical field of slewing bearings, in particular to a slewing bearing of wind power generation equipment.

Background

The slewing bearing is also called a turntable bearing, also called a rotary bearing or a rotary bearing, and the wind power generation is highly valued in various countries in the world due to the green environment protection, and the wind power industry develops quite rapidly, so the wind power generation bearing has a wide market prospect, and the steel ball bearing on the wind power generator generally has: yaw bearing, pitch bearing, generator bearing.

However, the existing slewing bearing is used in the open air in the working environment all the year round, and is directly exposed to rain, snow and sunlight in the use process, so that the inner ball surface of the slewing bearing is rusted and corroded, and the slewing bearing is not smooth to rotate, and meanwhile, a large number of screws are required to be screwed when the slewing bearing is installed and removed, so that the installation and removal time and the work efficiency are relatively delayed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the slewing bearing of the wind power generation equipment, which has the advantages that lubricating oil can be added into the slewing bearing, the adding effect is better, meanwhile, the slewing bearing can be conveniently and rapidly disassembled and assembled, the problems that the existing slewing bearing works in the open air all the year round, the environment is directly exposed to rain, snow and sunlight in the use process, the surface of the inner ball of the slewing bearing is rusty and corroded, the rotation is unsmooth, and a large number of screws are required to be screwed when the slewing bearing is assembled and disassembled, and the assembly and disassembly time and the working efficiency are relatively delayed are solved.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the utility model provides a wind power generation equipment slewing bearing, includes the ring seat, threaded hole has been seted up to the bottom of ring seat one side, the intermediate position department in the ring seat outside slides and is provided with the swivel becket, the inboard of swivel becket evenly is provided with four sets of triangular blocks, one side rotation of swivel becket bottom is provided with the threaded rod, the inside top of ring seat evenly is provided with four sets of fixed establishment, the inside cover of ring seat is equipped with the solid fixed ring, four sets of fixed orifices have evenly been seted up in the outside of solid fixed ring, the top of solid fixed ring is provided with the inner circle, the inside cover of inner circle is equipped with the outer lane, be provided with multiunit ball between outer lane and the inner circle, the top of the inside one side of inner circle is provided with oiling mechanism.

Preferably, the oiling mechanism comprises an oil storage bin, a fixed cylinder is arranged at the bottom of the inside of the oil storage bin, first oil inlets are formed in two sides of the fixed cylinder, oil filling holes are formed in the bottom of the inside of the first oil inlets, a pull rod is slidably arranged at the top of the inside of the oil storage bin, a movable cylinder is arranged at the bottom of the pull rod, second oil inlets are formed in middle positions of two sides of the movable cylinder, and a first spring is sleeved on the outer side of the pull rod.

Preferably, the bottom of the movable cylinder extends to the inside of the oil filling hole and is matched with the oil filling hole, and the movable cylinder and the fixed cylinder are matched in a sliding mode.

Preferably, the inner side of the inner ring and the outer side of the outer ring are provided with ball grooves, the balls are located in the ball grooves, and the bottoms of the oil filling holes extend to the inner parts of the ball grooves.

Preferably, the fixing mechanism comprises four groups of storage grooves, one side of the inner part of each storage groove is slidably provided with a telescopic rod, a clamping block is arranged at the position, close to the circle center of the ring seat, of each telescopic rod, and a second spring is sleeved on the outer side of each telescopic rod.

Preferably, the second spring is located inside the storage groove, and two sides of the second spring are fixedly connected with the clamping block and the storage groove respectively.

The beneficial effects of the utility model are as follows:

1) This wind power generation equipment slewing bearing, when installing, with the inside of the whole cover of inner circle and solid fixed ring at the ring seat for fixed orifices and fixture block on the solid fixed ring are to it each other, can rotate the rotor ring and drive four sets of triangle pieces and rotate this moment, the hypotenuse and the telescopic link contact of four sets of triangle pieces, and extrude the telescopic link, make the telescopic link drive the fixture block to the inside removal of fixed orifices, and continue to rotate the rotor ring, the threaded rod rotates to the screw hole, it is fixed to the rotor ring through threaded rod and screw hole, thereby fix the solid fixed ring through the cooperation of four sets of fixture blocks and fixed orifices, accomplish the fixed to slewing bearing, install more quick convenient laborsaving, reduce a large amount of workloads.

2) This wind power generation equipment slewing bearing, in the in-process of using, need lubricate slewing bearing inside, push down the pull rod and drive the inside removal of moving a section of thick bamboo to the oil filler point this moment, the second oil inlet can remove to the position department that coincides with first oil inlet this moment, the inside fluid of oil storage storehouse passes through first oil inlet and second oil inlet and gets into the inside of oil filler point this moment, fluid can all get into ball department this moment, compares in traditional oiling mode, not only reduces the waste of fluid, and lubricating oil is better to the lubricated effect of ball simultaneously.

Drawings

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

FIG. 2 is a schematic view of a rotating ring structure according to the present utility model;

FIG. 3 is a top view of the ring seat of the present utility model;

fig. 4 is an enlarged view of fig. 1 at a in accordance with the present utility model.

In the figure: 1. a ring seat; 2. an oiling mechanism; 201. an oil storage bin; 202. a moving cylinder; 203. a fixed cylinder; 204. an oil filling hole; 205. a first oil inlet; 206. a second oil inlet; 207. a first spring; 208. a pull rod; 3. a fixing mechanism; 301. a storage groove; 302. a clamping block; 303. a telescopic rod; 304. a second spring; 4. a fixing ring; 5. a threaded hole; 6. a threaded rod; 7. triangular blocks; 8. a rotating ring; 9. a fixing hole; 10. a ball; 11. an inner ring; 12. an outer ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The first embodiment is shown in fig. 1-3, the slewing bearing of the wind power generation equipment comprises a ring seat 1, a threaded hole 5 is formed in the bottom of one side of the ring seat 1, a rotating ring 8 is slidably arranged at the middle position of the outer side of the ring seat 1, four groups of triangular blocks 7 are uniformly arranged on the inner side of the rotating ring 8, a threaded rod 6 is rotatably arranged on one side of the bottom of the rotating ring 8, four groups of fixing mechanisms 3 are uniformly arranged on the top of the inner side of the ring seat 1, a fixing ring 4 is sleeved in the ring seat 1, four groups of fixing holes 9 are uniformly formed in the outer side of the fixing ring 4, an inner ring 11 is arranged on the top of the fixing ring 4, an outer ring 12 is sleeved in the inner side of the inner ring 11, and a plurality of groups of balls 10 are arranged between the outer ring 12 and the inner ring 11. The fixing mechanism 3 comprises four groups of accommodating grooves 301, one side of the inner part of each four groups of accommodating grooves 301 is slidably provided with a telescopic rod 303, a clamping block 302 is arranged at the position, close to the circle center of the ring seat 1, of the telescopic rod 303, and a second spring 304 is sleeved on the outer side of the telescopic rod 303.

Specifically, the second spring 304 is located inside the accommodating groove 301, and two sides of the second spring 304 are fixedly connected with the clamping block 302 and the accommodating groove 301 respectively, so that the clamping block 302 is always located inside the accommodating groove, and the clamping block 302 and the telescopic rod 303 are prevented from falling off.

In the second embodiment, as shown in fig. 1 and fig. 4, on the basis of the first embodiment, an oiling mechanism 2 is disposed at the top of one side of the inner ring 11, the oiling mechanism 2 includes an oil storage bin 201, a fixed cylinder 203 is disposed at the bottom of the inner side of the oil storage bin 201, first oil inlets 205 are disposed at two sides of the fixed cylinder 203, oil injection holes 204 are disposed at the bottom of the inner side of the first oil inlets 205, a pull rod 208 is slidably disposed at the top of the inner side of the oil storage bin 201, a movable cylinder 202 is disposed at the bottom of the pull rod 208, a second oil inlet 206 is disposed at the middle position of two sides of the movable cylinder 202, and a first spring 207 is sleeved outside the pull rod 208.

Specifically, the bottom of moving cylinder 202 extends to the inside of oil filler hole 204 and mutually adapts, sliding adaptation is carried out between moving cylinder 202 and the fixed cylinder 203, the outside of inner race 11 inboard and outer race 12 is provided with the ball groove, ball 10 is located the inside in ball groove, the bottom of oil filler hole 204 extends to the inside in ball groove for lubricating oil can be smooth enter into the ball groove inside through oil filler hole 204, carries out comprehensive lubrication to the ball, improves lubricated effect.

Working principle: when the rotary ring is installed, the inner ring 11 and the fixed ring 4 are integrally sleeved in the ring seat 1, so that the fixed holes 9 on the fixed ring 4 and the clamping blocks 302 are opposite to each other, at the moment, the rotary ring 8 can be rotated to drive the four groups of triangular blocks 7 to rotate, the inclined edges of the four groups of triangular blocks 7 are contacted with the telescopic rod 303, the telescopic rod 303 is extruded, the telescopic rod 303 drives the clamping blocks 302 to move towards the inside of the fixed holes 9, the rotary ring 8 is continuously rotated, the threaded rod 6 is rotated to the threaded holes 5, the rotary ring 8 is fixed through the threaded rod 6 and the threaded holes 5, the fixed ring 4 is fixed through the matching of the four groups of clamping blocks 302 and the fixed holes 9, the fixing of the slewing bearing is finished, the installation is more rapid, convenient and labor-saving, and a large amount of workload is reduced;

in the use process, the slewing bearing needs to be lubricated, at this moment, the pull rod 208 is pressed downwards to drive the moving cylinder 202 to move towards the inside of the oil filling hole 204, at this moment, the second oil inlet 206 can move to the position which coincides with the first oil inlet 205, at this moment, the oil in the oil storage bin 201 enters into the inside of the oil filling hole 204 through the first oil inlet 205 and the second oil inlet 206, at this moment, the oil can completely enter into the ball 10, and compared with the traditional oiling mode, the waste of the oil is reduced, and meanwhile, the lubricating effect of the lubricating oil on the ball is better.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the element defined by the phrase "comprising one … …" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element, while the terms "left", "right", "top" and "bottom" as used herein refer to the elements as placed in fig. 1. The terms "front" and "rear" as used herein refer to the operator facing the dispensing device, being closer to the operator than the operator, and farther from the operator than the operator.

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 principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Wind power generation equipment slewing bearing, including ring seat (1), its characterized in that: screw hole (5) have been seted up to the bottom of ring seat (1) one side, intermediate position department in the ring seat (1) outside slides and is provided with swivel becket (8), the inboard of swivel becket (8) evenly is provided with four sets of triangular blocks (7), the one side rotation of swivel becket (8) bottom is provided with threaded rod (6), the inside top of ring seat (1) evenly is provided with four sets of fixed establishment (3), the inside cover of ring seat (1) is equipped with solid fixed ring (4), four sets of fixed orifices (9) have evenly been seted up in the outside of solid fixed ring (4), the top of solid fixed ring (4) is provided with inner circle (11), the inside cover of inner circle (11) is equipped with outer lane (12), be provided with multiunit ball (10) between outer lane (12) and inner circle (11), the top of the inside one side of inner circle (11) is provided with oiling mechanism (2).

2. The wind power plant slewing bearing according to claim 1, wherein: the oiling mechanism (2) comprises an oil storage bin (201), a fixed cylinder (203) is arranged at the bottom of the inside of the oil storage bin (201), first oil inlets (205) are formed in two sides of the fixed cylinder (203), oil injection holes (204) are formed in the bottom of the inside of the first oil inlets (205), a pull rod (208) is slidably arranged at the top of the inside of the oil storage bin (201), a movable cylinder (202) is arranged at the bottom of the pull rod (208), second oil inlets (206) are formed in middle positions of two sides of the movable cylinder (202), and a first spring (207) is sleeved on the outer side of the pull rod (208).

3. The wind power plant slewing bearing according to claim 2, characterized in that: the bottom of the movable cylinder (202) extends to the inside of the oil filling hole (204) and is matched with the oil filling hole, and the movable cylinder (202) and the fixed cylinder (203) are matched in a sliding mode.

4. The wind power plant slewing bearing according to claim 2, characterized in that: the ball grooves are formed in the inner side of the inner ring (11) and the outer side of the outer ring (12), the balls (10) are located in the ball grooves, and the bottoms of the oil filling holes (204) extend to the inner parts of the ball grooves.

5. The wind power plant slewing bearing according to claim 1, wherein: the fixing mechanism (3) comprises four groups of storage grooves (301), one side of the interior of each storage groove (301) is slidably provided with a telescopic rod (303), a clamping block (302) is arranged at the position, close to the center of the circle, of each telescopic rod (303), and a second spring (304) is sleeved on the outer side of each telescopic rod (303).

6. The wind power plant slewing bearing according to claim 5, wherein: the second spring (304) is located inside the storage groove (301), and two sides of the second spring (304) are fixedly connected with the clamping block (302) and the storage groove (301) respectively.