CN220268238U - Bearing for photovoltaic tracking bracket - Google Patents

Bearing for photovoltaic tracking bracket Download PDF

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Publication number
CN220268238U
CN220268238U CN202321904199.1U CN202321904199U CN220268238U CN 220268238 U CN220268238 U CN 220268238U CN 202321904199 U CN202321904199 U CN 202321904199U CN 220268238 U CN220268238 U CN 220268238U
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China
Prior art keywords
ring
bearing
ring body
outer ring
inner ring
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CN202321904199.1U
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Chinese (zh)
Inventor
石富天
贾照辉
欧智华
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Hebei Huijin Group Co ltd
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Hebei Huijin Group Co ltd
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Priority to CN202321904199.1U priority Critical patent/CN220268238U/en
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Abstract

The utility model provides a bearing for a photovoltaic tracking bracket, which belongs to the technical field of photovoltaic brackets and comprises a mounting seat, a bearing inner ring and a bearing outer ring, wherein the bearing inner ring is arranged in a mounting hole on the mounting seat, the bearing inner ring comprises a first block body and a second block body which are radially split along the mounting hole, a main beam is arranged between the first block body and the second block body, the bearing outer ring is arranged in the mounting hole and sleeved on the outer side of the bearing inner ring, the bearing inner ring is in spherical fit with the bearing outer ring, the bearing outer ring comprises a first ring body and a second ring body which are axially split along the mounting hole, and the first ring body and the second ring body are detachably connected with the mounting seat. The bearing for the photovoltaic tracking bracket is convenient to maintain, the inner ring of the bearing is matched with the spherical surface of the outer ring of the bearing, automatic centering is realized, the resistance to main beam rotation caused by installation errors, ground subsidence and other factors is reduced, the operation steps are simple, and the operation efficiency is greatly improved.

Description

Bearing for photovoltaic tracking bracket
Technical Field
The utility model belongs to the technical field of photovoltaic supports, and particularly relates to a bearing for a photovoltaic tracking support.
Background
The tracking bracket can continuously perform angle adjustment along with the rotation of the sun, so that the sunlight is always perpendicularly irradiated on the photovoltaic panel, and the power generation efficiency is improved. Compared with a fixed bracket and a fixed adjustable bracket, the tracking bracket has obvious advantages and is widely used from market. The slewing bearing is one of the important parts on the tracking bracket and used for supporting the main beam to rotate, the existing slewing bearing comprises a rotating body and a bearing seat, the bearing seat is sleeved on the rotating body and is rotationally connected with the rotating body, the rotating body generally comprises a first part and a second part which are arranged along the radial direction of the main beam in a split mode, in the application, the tracking bracket is required to be continuously subjected to angle adjustment, so that the slewing bearing is required to be frequently used, the probability of abrasion damage of the rotating body is higher, the rotating body is required to be timely maintained or replaced once damaged, the abrasion of the slewing bearing can be accelerated due to the fact that installation errors are larger, the power station ground is subjected to sedimentation and other factors, the self-aligning function cannot be realized in the existing design, after the rotating body in the slewing bearing is damaged, the whole slewing bearing is required to be detached from the tracking bracket during maintenance, the maintenance or the replacement can be performed, the steps are complex, and the operation efficiency is low.
Disclosure of Invention
The utility model aims to provide a bearing for a photovoltaic tracking bracket, which is convenient to detach and replace, realizes a self-aligning function, and can effectively solve the problems of higher damage rate of a slewing bearing and low maintenance efficiency after damage in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is a bearing for a photovoltaic tracking bracket, comprising:
a mounting base; the mounting seat is provided with a mounting hole;
the bearing inner ring is arranged in the mounting hole and comprises a first block body and a second block body which are arranged in a radial split mode along the mounting hole, and a mounting space for mounting a main beam is arranged between the first block body and the second block body;
the bearing outer ring is arranged in the mounting hole and sleeved on the outer side of the bearing inner ring, the bearing inner ring is matched with the spherical surface of the bearing outer ring, the bearing outer ring comprises a first ring body and a second ring body which are axially split along the mounting hole, and the first ring body and the second ring body are detachably connected with the mounting seat.
In one possible implementation manner, a first stop is disposed at an end, away from the second ring, of the first ring, a second stop is disposed at an end, away from the first ring, of the second ring, the mounting seat is clamped between the first stop and the second stop, and the first ring is bolted to the second ring.
In one possible implementation manner, the first stop block and the second stop block are both annular, the first stop block is enclosed on the first ring body, and the second stop block is enclosed on the second ring body.
In one possible implementation, the first stop is integrally formed with the first ring body, and the second stop is integrally formed with the second ring body.
In one possible implementation, the first ring body includes an outer ring a and an outer ring B radially disposed in opposition to each other along the mounting hole, and the second ring body includes an outer ring C and an outer ring D radially disposed in opposition to each other along the mounting hole, the outer ring a being bolted to the outer ring C, the outer ring B being bolted to the outer ring D.
In one possible implementation, the end faces of the first ring body and the second ring body, which are far away from each other, are provided with holding parts.
In one possible implementation, the outer side wall of the bearing inner ring is spherically matched with the inner side wall of the bearing outer ring, and the curvature of the outer side wall of the bearing inner ring is the same as the curvature of the outer side wall of the bearing inner ring.
In one possible implementation, the mount is bolted to the first ring body and the second ring body, respectively.
The bearing for the photovoltaic tracking bracket has the beneficial effects that: compared with the prior art, the bearing for the photovoltaic tracking bracket is characterized in that the main beam is arranged in the bearing inner ring in a penetrating manner, the bearing outer ring is arranged between the bearing inner ring and the mounting seat, and the bearing inner ring is matched with the spherical surface of the bearing outer ring, wherein the bearing outer ring comprises the first ring body and the second ring body which are axially arranged in a split manner along the mounting seat, the first ring body and the second ring body are detachably connected with the mounting seat, and when the bearing inner ring is damaged and needs to be maintained and replaced, the constraint of the bearing inner ring of the bearing outer ring can be relieved by only detaching the first ring body and the second ring body from the mounting seat, and the bearing inner ring is taken out from the mounting seat and replaced. According to the bearing for the photovoltaic tracking bracket, the mounting seat is not required to be detached from the photovoltaic tracking bracket during maintenance and replacement of the bearing inner ring, and the main beam is not required to be moved, so that the operation steps are simple, and the operation efficiency is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a bearing for a photovoltaic tracking stand according to a first embodiment of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
fig. 4 is a front view of a bearing for a photovoltaic tracking bracket according to another embodiment of the present utility model;
FIG. 5 is a left side view of a bearing for a photovoltaic tracking bracket according to another embodiment of the present utility model;
FIG. 6 is a top view of a bearing for a photovoltaic tracking bracket according to another embodiment of the present utility model;
fig. 7 is a sectional view of the structure taken along the line C-C in fig. 6.
Reference numerals illustrate:
1. a mounting base; 101. a third through hole; 2. a bearing inner ring; 21. a first block; 22. a second block; 3. an outer ring of the bearing; 31. a first ring body; 311. an outer ring A; 312. an outer ring B; 32. a second ring body; 321. an outer ring C; 322. an outer ring D; 33. a first stopper; 34. a second stopper; 301. a first through hole; 302. a second through hole; 303. a threaded hole; 4. a gripping member.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 3, a description will now be given of a bearing for a photovoltaic tracking bracket according to the present utility model. The bearing for the photovoltaic tracking support comprises a mounting seat 1, a bearing inner ring 2 and a bearing outer ring 3, wherein a mounting hole is formed in the mounting seat 1, the bearing inner ring 2 is arranged in the mounting hole, the bearing inner ring 2 comprises a first block 21 and a second block 22 which are arranged along the radial direction of the mounting hole, a mounting space for mounting a main beam is formed between the first block 21 and the second block 22, the bearing outer ring 3 is arranged in the mounting hole and sleeved on the outer side of the bearing inner ring 2, the bearing inner ring 2 is in spherical fit with the bearing outer ring 3, the bearing outer ring 3 comprises a first ring body 31 and a second ring body 32 which are axially arranged along the mounting hole, and the first ring body 31 and the second ring body 32 are detachably connected with the mounting seat 1.
In this embodiment, the installation space between the first block 21 and the second block 22 is a square hole, and the main beam is a square beam adapted to the square hole, and when in use, the main beam is inserted into the square hole and drives the first block 21 and the second block 22 to rotate in the bearing outer ring 3.
Compared with the prior art, the bearing for the photovoltaic tracking bracket provided by the utility model has the advantages that the main beam is arranged in the bearing inner ring 2 in a penetrating way, the bearing outer ring 3 is arranged between the bearing inner ring 2 and the mounting seat 1, and the bearing inner ring 2 is in spherical fit with the bearing outer ring 3, wherein the bearing outer ring 3 comprises the first ring body 31 and the second ring body 32 which are arranged in a split way along the axial direction of the mounting seat 1, the first ring body 31 and the second ring body 32 are detachably connected with the mounting seat 1, and when the bearing inner ring 2 is damaged and needs to be maintained and replaced, the constraint of the bearing outer ring 3 on the bearing inner ring 2 can be relieved by detaching the first ring body 31 and the second ring body 32 from the mounting seat 1, and the bearing inner ring 2 is taken out from the mounting seat 1 for replacement. According to the bearing for the photovoltaic tracking bracket, the mounting seat 1 does not need to be detached from the photovoltaic tracking bracket when the bearing inner ring 2 is maintained and replaced, and the main beam does not need to be moved, so that the operation steps are simple, and the operation efficiency is greatly improved.
In some embodiments, referring to fig. 1 to 3, a first stop 33 is provided at an end of the first ring 31 away from the second ring 32, a second stop 34 is provided at an end of the second ring 32 away from the first ring 31, the mounting seat 1 is clamped between the first stop 33 and the second stop 34, a plurality of first through holes 301 are provided on the first ring 31, a plurality of second through holes 302 are provided on the second ring 32 corresponding to the plurality of first through holes 301, in application, the first ring 31 and the second ring 32 can be connected into a whole to form the bearing outer ring 3 by means of the first through holes 301 and the second through holes 302, and the mounting seat 1 is clamped between the first stop 33 and the second stop 34 by providing the first stop 33 and the second stop 34, and the mounting seat 1 is abutted against the first stop 33 and the second stop 34, so that the axial movement of the bearing outer ring 3 relative to the mounting seat 1 can be limited, and the bearing outer ring 3 and the mounting seat 1 can be connected in a detachable manner.
Further, referring to fig. 1 to 3, the first stop 33 and the second stop 34 are both annular, the annular first stop 33 is enclosed on the first ring 31 and integrally formed with the first ring 31, the annular second stop 34 is enclosed on the second ring 32 and integrally formed with the second ring 32, so that the contact areas of the first stop 33, the second stop 34 and the mounting seat 1 are increased, and the connection strength of the first stop 33 and the first ring 31 and the connection strength of the second stop 34 and the second ring 32 are improved, so that the limiting effect of the first stop 33 and the second stop 34 on the bearing outer ring 3 is good.
In some embodiments, referring to fig. 1 to 3, the first ring body 31 includes an outer ring a311 and an outer ring B312 that are disposed radially opposite each other along the mounting hole, and the second ring body 32 includes an outer ring C321 and an outer ring D322 that are disposed radially opposite each other along the mounting hole, in this embodiment, the outer ring a311 and the outer ring C321 are detachably connected together by a bolt-nut combination, and the outer ring B312 and the outer ring D322 are detachably connected together by a bolt-nut combination. Through the arrangement, the bearing outer ring 3 is integrated into zero, so that interference of all parts is reduced, and the bearing outer ring is convenient to detach.
In some embodiments, referring to fig. 1 to 3, the outer side wall of the bearing inner ring 2 is in spherical fit with the inner side wall of the bearing outer ring 3, and the curvature of the outer side wall of the bearing inner ring 2 is the same as that of the outer side wall of the bearing inner ring 2, so that the outer side wall of the bearing inner ring 2 and the inner side wall of the bearing outer ring 3 can be mutually attached, stability is good.
In other embodiments, referring to fig. 4 to 7, a plurality of third through holes 101 are formed in the circumferential direction of the outer sidewall of the mounting base 1, and a plurality of threaded holes 303 are formed in the circumferential direction of the outer sidewall of the first ring body 31 and the second ring body 32 corresponding to the third through holes 101, and in practical application, the first ring body 31 and the second ring body 32 can be detachably connected to the mounting base 1 by using bolts to pass through the third through holes 101 and be screwed into the threaded holes 303.
In other embodiments, referring to fig. 4 to 7, the holding members 4 are disposed on the end surfaces of the first ring body 31 and the second ring body 32 away from each other, the holding members 4 can be integrally formed with the first ring body 31 or the second ring body 32, and in application, the first ring body 31 and the second ring body 32 can be conveniently pulled out from the mounting seat 1 during the process of mounting and dismounting the first ring body 31 and the second ring body 32 by providing the holding members 4.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. A bearing for a photovoltaic tracking bracket, comprising:
a mounting base (1); the mounting seat (1) is provided with a mounting hole;
the bearing inner ring (2), the bearing inner ring (2) is arranged in the mounting hole, the bearing inner ring (2) comprises a first block (21) and a second block (22) which are arranged along the radial direction of the mounting hole in a split way, and a mounting space for mounting a main beam is arranged between the first block (21) and the second block (22);
the bearing outer ring (3) is arranged in the mounting hole and sleeved on the outer side of the bearing inner ring (2), the bearing inner ring (2) is in spherical fit with the bearing outer ring (3), the bearing outer ring (3) comprises a first ring body (31) and a second ring body (32) which are axially arranged in a split mode along the mounting hole, and the first ring body (31) and the second ring body (32) are detachably connected with the mounting seat (1).
2. The bearing for a photovoltaic tracking bracket according to claim 1, wherein a first stop block (33) is arranged at one end of the first ring body (31) away from the second ring body (32), a second stop block (34) is arranged at one end of the second ring body (32) away from the first ring body (31), the mounting seat (1) is clamped between the first stop block (33) and the second stop block (34), and the first ring body (31) is bolted with the second ring body (32).
3. The bearing for a photovoltaic tracking bracket according to claim 2, wherein the first stop block (33) and the second stop block (34) are both annular, the first stop block (33) is enclosed on the first ring body (31), and the second stop block (34) is enclosed on the second ring body (32).
4. A bearing for a photovoltaic tracking bracket according to claim 3, characterized in that said first stop (33) is integrally formed with said first ring (31) and said second stop (34) is integrally formed with said second ring (32).
5. A bearing for a photovoltaic tracking bracket according to claim 2, wherein the first ring body (31) comprises an outer ring a (311) and an outer ring B (312) arranged radially in a split manner along the mounting hole, the second ring body (32) comprises an outer ring C (321) and an outer ring D (322) arranged radially in a split manner along the mounting hole, the outer ring a (311) is bolted to the outer ring C (321), and the outer ring B (312) is bolted to the outer ring D (322).
6. A bearing for a photovoltaic tracking bracket according to claim 1, characterized in that the end faces of the first ring body (31) and the second ring body (32) which are far from each other are provided with holding members (4).
7. A bearing for a photovoltaic tracking bracket according to claim 1, characterized in that the outer side wall of the bearing inner ring (2) is spherically matched with the inner side wall of the bearing outer ring (3), and the curvature of the outer side wall of the bearing inner ring (2) is the same as the curvature of the outer side wall of the bearing inner ring (2).
8. A bearing for a photovoltaic tracking bracket according to claim 1, characterized in that the mounting seat (1) is bolted to the first ring (31) and the second ring (32), respectively.
CN202321904199.1U 2023-07-19 2023-07-19 Bearing for photovoltaic tracking bracket Active CN220268238U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321904199.1U CN220268238U (en) 2023-07-19 2023-07-19 Bearing for photovoltaic tracking bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321904199.1U CN220268238U (en) 2023-07-19 2023-07-19 Bearing for photovoltaic tracking bracket

Publications (1)

Publication Number Publication Date
CN220268238U true CN220268238U (en) 2023-12-29

Family

ID=89300615

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321904199.1U Active CN220268238U (en) 2023-07-19 2023-07-19 Bearing for photovoltaic tracking bracket

Country Status (1)

Country Link
CN (1) CN220268238U (en)

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