CN217519065U

CN217519065U - Large-torque rotary turntable bearing structure for photovoltaic power generation

Info

Publication number: CN217519065U
Application number: CN202220787268.4U
Authority: CN
Inventors: 任改伟; 佟永忠; 王世荣; 王浩
Original assignee: LUOYANG LONGDA BEARING CO Ltd
Current assignee: LUOYANG LONGDA BEARING CO Ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-09-30
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a large-torque rotary turntable bearing structure for photovoltaic power generation, which comprises an inner ring component and an outer ring component; the outer ring assembly comprises a fluted disc, and a shoulder is coaxially arranged on the upper end surface of the fluted disc; the inner ring assembly comprises a connecting disc and a fixed disc, and the connecting disc is fixedly connected with the fixed disc through a plurality of fastening bolts; the inner ring of the fixed disk is matched with the outer wall of the shoulder, and the height of the fixed disk is equal to the height of the shoulder; a first raceway and a plurality of balls are arranged between the lower end face of the fixed disc and the upper end face of the fluted disc; a second raceway and a plurality of balls are arranged between the inner ring of the fixed disc and the outer wall of the shoulder; and a third raceway and a plurality of balls are arranged between the lower end face of the connecting disc and the upper end face of the shoulder. The utility model discloses increased radial load and axial load bearing capacity, can bear great moment, stability is good, and the result of use is showing, and the equipment is convenient moreover.

Description

Large-torque rotary turntable bearing structure for photovoltaic power generation

Technical Field

The utility model relates to a carousel bearing technical field specifically is a big moment gyration carousel bearing structure for photovoltaic power generation.

Background

The turntable bearing is a large bearing with a special structure, which can bear large comprehensive loads such as axial load, radial load, overturning moment and the like and integrates multiple functions of supporting, rotating, transmitting, fixing and the like. In general, the turntable bearing is provided with a mounting hole, lubricating oil and a sealing device, so that different requirements of various hosts working under different working conditions can be met; on the other hand, the slewing bearing has the characteristics of compact structure, convenient guide rotation, simple and convenient installation, easy maintenance and the like, is widely applied to large slewing devices such as hoisting and transporting machinery, mining machines, constructional engineering machinery, harbor machinery, wind power generation, medical equipment, radars, missile launcher and the like, can not be used under the condition of bearing larger moment, and is easy to damage under the combined action of bearing radial load and axial load.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a big moment gyration carousel bearing structure for photovoltaic power generation, increased radial load and axial load bearing capacity, can bear great moment, stability is good, and the result of use is showing, and the equipment is convenient moreover, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a large-torque rotary turntable bearing structure for photovoltaic power generation comprises an inner ring assembly and an outer ring assembly; the outer ring assembly comprises a fluted disc, and a shoulder is coaxially arranged on the upper end surface of the fluted disc; the inner ring assembly comprises a connecting disc and a fixed disc, and the connecting disc is fixedly connected with the fixed disc through a plurality of fastening bolts; the inner ring of the fixed disk is matched with the outer wall of the shoulder, and the height of the fixed disk is equal to the height of the shoulder; a first raceway and a plurality of balls are arranged between the lower end face of the fixed disc and the upper end face of the fluted disc; a second raceway and a plurality of balls are arranged between the inner ring of the fixed disc and the outer wall of the shoulder; and a third raceway and a plurality of balls are arranged between the lower end face of the connecting disc and the upper end face of the shoulder.

Preferably, the lower terminal surface of fixed disk is equipped with first annular a, and the up end of fluted disc is equipped with first annular b, and first annular a forms raceway one with first annular b cooperation, and the inside adaptation of raceway one has a plurality of bobbles.

Preferably, the inner ring of the fixed disk is provided with a second annular groove a, the outer wall of the shoulder is provided with a second annular groove b, the second annular groove a and the second annular groove b are matched to form a second raceway, and a plurality of middle balls are matched in the second raceway.

Preferably, the lower end face of the connecting disc is provided with a third annular groove a, the upper end face of the shoulder is provided with a third annular groove b, the third annular groove a and the third annular groove b are matched to form a third raceway, and a plurality of balls are matched in the third raceway.

Preferably, the disk surface of the connecting disk is provided with a plurality of countersunk holes matched with the fastening bolts around the axis of the disk surface, and the disk surface of the fixing disk is provided with a plurality of blind holes corresponding to the countersunk holes.

Compared with the prior art, the beneficial effects of the utility model are that: through set up raceway one and a plurality of big ball can bear axial load between fixed disk and fluted disc, can bear radial load through set up raceway two and a plurality of well ball between fixed disk and shoulder, can bear axial load through set up raceway three and a plurality of bobble between connection pad and shoulder, can bear great moment, and stability is good, and the result of use is showing, and connection pad and fixed disk pass through fastening screw and connect and with fluted disc and shoulder adaptation moreover, the equipment is convenient.

Drawings

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

fig. 2 is a sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a cross-sectional view of the connection plate of the present invention;

fig. 5 is a sectional view of the fixing plate of the present invention;

fig. 6 is a cross-sectional view of the outer ring assembly of the present invention.

In the figure: 1 inner circle subassembly, 1.1 connection pad, 1.11 third annular groove a, 1.2 fixed disk, 1.21 first annular groove a, 1.22 second annular groove a, 1.3 fastening bolt, 2 outer lane subassembly, 2.1 fluted disc, 2.11 first annular groove b, 2.2 shoulder, 2.21 second annular groove b, 2.22 third annular groove b, 3 big balls, 4 well balls, 5 bobbles.

Detailed Description

In the following description, the technical solutions of the present invention will be described with reference to the drawings in the embodiments of the present invention, it should be understood that, if there are the indicated directions or positional relationships, such as the terms "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and in order to facilitate the description of the present invention, it is not necessary to indicate or imply that the indicated device or element must have a specific direction:

referring to fig. 1-6, the present invention provides a technical solution: a large-torque rotary turntable bearing structure for photovoltaic power generation comprises an inner ring component 1 and an outer ring component 2; the outer ring component 2 comprises a fluted disc 2.1, and a shoulder 2.2 is coaxially arranged on the upper end surface of the fluted disc 2.1; the inner ring assembly 1 comprises a connecting disc 1.1 and a fixed disc 1.2, and the connecting disc 1.1 is fixedly connected with the fixed disc 1.2 through a plurality of fastening bolts 1.3; the inner ring of the fixed disk 1.2 is matched with the outer wall of the shoulder 2.2, and the height of the fixed disk 1.2 is equal to the height of the shoulder 2.2; a first raceway and a plurality of balls are arranged between the lower end surface of the fixed disc 1.2 and the upper end surface of the fluted disc 2.1; a second raceway and a plurality of balls are arranged between the inner ring of the fixed disc 1.2 and the outer wall of the shoulder 2.2; a third rolling way and a plurality of balls are arranged between the lower end face of the connecting disc 1.1 and the upper end face of the shoulder 2.2;

a three-layer raceway design is adopted, and a first raceway and a plurality of balls are arranged between the fixed disc 1.2 and the fluted disc 2.1 and can bear axial load; a second raceway and a plurality of balls are arranged between the fixed disc 1.2 and the shoulder 2.2, and can bear radial load; a third raceway and a plurality of balls are arranged between the connecting disc 1.1 and the shoulder 2.2, and can bear axial load, so that the connecting disc can bear larger moment, and has good stability and obvious use effect;

further, the lower end face of the fixed disc 1.2 is provided with a first ring groove a1.21, the upper end face of the fluted disc 2.1 is provided with a first ring groove b2.11, the first ring groove a1.21 and the first ring groove b2.11 are matched to form a first raceway, a plurality of large balls 3 are adapted in the first raceway, the large balls 3 are adopted, and the large balls 3 and the first raceway adopt large contact angles, so that the large balls can bear large axial load and certain radial load;

further, the inner ring of the fixed disc 1.2 is provided with a second annular groove a1.22, the outer wall of the shoulder 2.2 is provided with a second annular groove b2.21, the second annular groove a1.22 and the second annular groove b2.21 are matched to form a second raceway, a plurality of middle balls 4 are matched in the second raceway, and the middle balls 4 are matched with the second raceway and mainly bear radial load;

further, a third ring groove a1.11 is formed in the lower end face of the connecting disc 1.1, a third ring groove b2.22 is formed in the upper end face of the shoulder 2.2, the third ring groove a1.11 and the third ring groove b2.22 are matched to form a third raceway, a plurality of small balls 5 are matched in the third raceway, and the small balls 5 are matched with the third raceway and mainly bear axial load;

in addition, the disk surface of the connecting disk 1.1 is provided with a plurality of countersunk holes matched with the fastening bolts 1.3 around the axis of the disk surface, and the disk surface of the fixed disk 1.2 is provided with a plurality of blind holes corresponding to the countersunk holes.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.

Claims

1. The utility model provides a big moment gyration carousel bearing structure for photovoltaic power generation which characterized in that: comprises an inner ring component (1) and an outer ring component (2); the outer ring component (2) comprises a fluted disc (2.1), and the upper end face of the fluted disc (2.1) is coaxially provided with a shoulder (2.2); the inner ring assembly (1) comprises a connecting disc (1.1) and a fixed disc (1.2), and the connecting disc (1.1) is fixedly connected with the fixed disc (1.2) through a plurality of fastening bolts (1.3); the inner ring of the fixed disk (1.2) is matched with the outer wall of the shoulder (2.2), and the height of the fixed disk (1.2) is equal to the height of the shoulder (2.2); a first raceway and a plurality of balls are arranged between the lower end face of the fixed disc (1.2) and the upper end face of the fluted disc (2.1); a second raceway and a plurality of balls are arranged between the inner ring of the fixed disc (1.2) and the outer wall of the shoulder (2.2); and a third raceway and a plurality of balls are arranged between the lower end face of the connecting disc (1.1) and the upper end face of the shoulder (2.2).

2. A high torque slewing ring bearing structure for photovoltaic power generation as claimed in claim 1, wherein: the lower terminal surface of fixed disk (1.2) is equipped with first annular a (1.21), and the up end of fluted disk (2.1) is equipped with first annular b (2.11), and first annular a (1.21) forms raceway one with first annular b (2.11) cooperation, and the inside adaptation of raceway one has a plurality of macrospheres (3).

3. A high torque slewing ring bearing structure for photovoltaic power generation as claimed in claim 1, wherein: the inner ring of the fixed disk (1.2) is provided with a second annular groove a (1.22), the outer wall of the shoulder (2.2) is provided with a second annular groove b (2.21), the second annular groove a (1.22) and the second annular groove b (2.21) are matched to form a second raceway, and a plurality of middle balls (4) are matched in the second raceway.

4. A high torque slewing ring bearing structure for photovoltaic power generation as claimed in claim 1, wherein: the lower terminal surface of connection pad (1.1) is equipped with third annular a (1.11), and the up end of shoulder (2.2) is equipped with third annular b (2.22), and third annular a (1.11) forms raceway three with third annular b (2.22) cooperation, and the adaptation has a plurality of bobbles (5) in the raceway three.

5. A high torque slewing ring bearing structure for photovoltaic power generation as claimed in claim 1, wherein: the disc surface of the connecting disc (1.1) is provided with a plurality of countersunk holes matched with the fastening bolts (1.3) around the axis of the disc surface, and the disc surface of the fixing disc (1.2) is provided with a plurality of blind holes corresponding to the countersunk holes.