CN113258862B - Synchronous shaft suspension structure and photovoltaic support - Google Patents
Synchronous shaft suspension structure and photovoltaic support Download PDFInfo
- Publication number
- CN113258862B CN113258862B CN202110584598.3A CN202110584598A CN113258862B CN 113258862 B CN113258862 B CN 113258862B CN 202110584598 A CN202110584598 A CN 202110584598A CN 113258862 B CN113258862 B CN 113258862B
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- main beam
- suspension
- synchronizing shaft
- slide rail
- bearing
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- 239000000725 suspension Substances 0.000 title claims abstract description 86
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a synchronous shaft suspension structure and a photovoltaic support, wherein the synchronous shaft suspension structure is suitable for suspending a synchronous shaft on a main beam and comprises a slide rail, the slide rail is suitable for being installed below the main beam, and the slide rail and the main beam are arranged in a staggered manner; a bearing assembly comprising a bearing housing and a bearing, the bearing being rotatably mounted to the bearing housing, the synchronising shaft being adapted to be mounted to the bearing; the top end of the suspension assembly is slidably mounted on the sliding rail, and the bottom end of the suspension assembly is connected to the bearing seat. The sliding rail and the suspension assembly of the synchronous shaft suspension structure allow the synchronous shaft and the main beam to relatively slide, so that the synchronous shaft rotates on the same straight line, and fatigue fracture caused by overlarge torsion of the synchronous shaft is avoided.
Description
Technical Field
The invention relates to the field of photovoltaic supports, in particular to a synchronous shaft suspension structure and a photovoltaic support.
Background
At present, in the field of photovoltaic tracking supports, a mode of combining a main beam and a synchronizing shaft is generally adopted to drive a photovoltaic panel to rotate.
In the existing photovoltaic tracking support adopting the combination of the main beam and the synchronizing shaft, the synchronizing shaft is usually fixed below or on one side of the main beam by using a single supporting part or a single suspension part, and the positions of the synchronizing shaft and the main beam are approximately parallel and relatively fixed.
In the process of tracking the actual operation of the support, when the main beam and the synchronizing shaft rotate, the rotating speed and the rotating direction of the main beam and the synchronizing shaft cannot be completely consistent under the common conditions, so that the synchronizing shaft cannot be completely parallel to the main beam to a certain extent, the appearance is not only influenced, but also the main beam and the synchronizing shaft do not move on the same straight line for a long time, the fatigue fracture of the synchronizing shaft is very easily caused, and the service life is reduced.
In view of the above, there is a need for an improved mounting for the synchronizing shaft and main beam.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a synchronous shaft suspension structure and a photovoltaic support, in which a slide rail and a suspension assembly of the synchronous shaft suspension structure allow relative sliding between a synchronous shaft and a main beam, so that the synchronous shaft rotates on the same straight line, and fatigue fracture caused by too large torsion of the synchronous shaft is avoided.
In order to achieve the above object, an object of the present invention is to provide a synchronizing shaft suspension structure adapted to suspend a synchronizing shaft from a main beam, the synchronizing shaft suspension structure including:
the sliding rail is suitable for being installed below the main beam and is arranged in a staggered mode with the main beam;
a bearing assembly comprising a bearing housing and a bearing, the bearing being rotatably mounted to the bearing housing, the synchronising shaft being adapted to be mounted to the bearing;
the top end of the suspension assembly is slidably mounted on the sliding rail, and the bottom end of the suspension assembly is connected to the bearing seat.
Preferably, the slide rail is an arc-shaped slide rail.
Preferably, the center of the arc-shaped sliding rail is located on the axis of the main beam.
Preferably, the top end of the suspension assembly is slidably mounted to the rail by means of a rolling connection.
Preferably, the suspension assembly includes peg and link, the one end of peg connect in the link, the other end connect in the bearing frame, the slide rail passes the link, the link can be along the length extending direction of slide rail slides, the suspension assembly still includes first pulley, the link connect in first pulley, first pulley slidable install in the slide rail.
Preferably, the suspension assembly further comprises a second pulley, the second pulley is mounted to the suspension loop, and the first pulley and the second pulley are respectively located on two opposite sides of the slide rail.
Preferably, the synchronizing shaft suspension structure further comprises a hoop, the slide rail is mounted to the hoop, and the hoop is suitable for being mounted to the main beam so as to mount the slide rail to the main beam.
Preferably, the hoop has two mounting positions, when the hoop is mounted on the main beam, the two mounting positions are respectively located on two opposite sides of the main beam, the two mounting positions are respectively provided with two lugs which are far away from the main beam and extend outwards, and two ends of the slide rail are respectively mounted on the two lugs.
Preferably, two ends of the sliding rail are respectively and rotatably mounted on the two lugs.
According to another aspect of the present invention, the present invention further provides a photovoltaic support comprising: the synchronous shaft suspension structure comprises a stand column, a driving mechanism, a main beam, a synchronous shaft and any one of the synchronous shaft suspension structures;
the main beam is arranged at the top end of the upright column and is used for mounting a photovoltaic panel thereon;
the driving mechanism is mounted on the upright post, the main beam and the synchronizing shaft are connected to the driving mechanism, the driving mechanism can drive the main beam and the synchronizing shaft to rotate, and the synchronizing shaft is positioned below the main beam; the synchronizing shaft passes through a bearing of the synchronizing shaft suspension structure.
Compared with the prior art, the synchronous shaft suspension structure and the photovoltaic bracket provided by the invention have at least one of the following beneficial effects:
1. according to the synchronous shaft suspension structure and the photovoltaic support, the sliding rail and the suspension assembly of the synchronous shaft suspension structure allow the synchronous shaft and the main beam to slide relatively, so that the synchronous shaft rotates on the same straight line, and fatigue fracture caused by overlarge torsion of the synchronous shaft is avoided;
2. according to the synchronous shaft hanging structure and the photovoltaic support, the sliding rail of the synchronous shaft hanging structure is arc-shaped, and the circle center of the arc-shaped sliding rail is located on the axis of the main beam, so that the synchronous shaft rotates around the axis of the main beam relative to the main beam, and the structural stability of the photovoltaic support can be greatly improved;
3. according to the synchronous shaft suspension structure and the photovoltaic support provided by the invention, the top end of the suspension assembly of the synchronous shaft suspension structure is provided with the first pulley and the second pulley, the sliding rail is arranged between the two pulleys, the two pulleys clamp the sliding rail, and the relative position relation between the suspension assembly and the sliding rail is limited while the suspension assembly is allowed to rotate relative to the sliding rail.
Drawings
The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in connection with the accompanying drawings.
Fig. 1 is an application diagram of a synchronous shaft suspension structure of a preferred embodiment of the present invention;
FIG. 2 is a front view of a synchronizing shaft suspension of the preferred embodiment of the present invention;
fig. 3 is a side view of a synchronizing shaft suspension structure of a preferred embodiment of the present invention.
The reference numbers illustrate:
the device comprises a sliding rail 1, a bearing assembly 2, a bearing seat 21, a bearing 22, a suspension assembly 3, a hanging rod 31, a hanging ring 32, a first pulley 33, a second pulley 34, a synchronizing shaft 201, a main beam 202, a hoop 4, a mounting position 41 and a lug 42.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, only the parts relevant to the invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
Example 1
Referring to the accompanying drawings 1 to 3 in the specification, the synchronous shaft suspension structure provided by the invention is illustrated, and the sliding rail and the suspension assembly of the synchronous shaft suspension structure provided by the invention allow the synchronous shaft and the main beam to relatively slide, so that the synchronous shaft rotates on the same straight line, and the phenomenon that the torque force of the synchronous shaft is too large to cause fatigue fracture is avoided.
Referring to the drawings 1, 2 and 3 in the specification, the synchronous shaft suspension structure comprises a slide rail 1, a bearing assembly 2 and a suspension assembly 3. The synchronizing shaft suspension structure is adapted to suspend the synchronizing shaft 201 from the main beam 202. The sliding track 1 is suitable for being installed below the main beam 202, and the sliding track 1 and the main beam 202 are arranged in a staggered mode. The bearing assembly 2 comprises a bearing seat 21 and a bearing 22, the bearing 22 is rotatably mounted on the bearing seat 21, and the synchronizing shaft 201 is suitable for being mounted on the bearing 22. The top end of the suspension assembly 3 is slidably mounted on the slide rail 1, and the bottom end of the suspension assembly 3 is connected to the bearing seat 21.
It should be noted that, in the preferred embodiment, the top end of the suspension assembly 3 is slidably mounted on the slide rail 1, and when the relative position relationship between the synchronizing shaft 201 and the main beam 202 is deflected during use, the synchronizing shaft 201 can drive the suspension assembly 3 to slide relative to the slide rail 1, so as to change the relative position relationship between the synchronizing shaft 201 and the main beam 202, and avoid fatigue fracture due to excessive torsion of the synchronizing shaft 202.
Preferably, the slide rail 1 is an arc-shaped slide rail. The arc-shaped slide rail 1 allows the synchronous shaft 201 to move in both height and horizontal directions relative to the main beam 202, so that the offset force of the synchronous shaft 201 can be released more effectively.
Preferably, the center of the arc-shaped sliding rail 1 is located on the axis of the main beam 202. That is, when the synchronizing shaft 201 rotates, the synchronizing shaft rotates around the axis of the main beam 202, so that the stability of the operation of the whole device can be increased.
Referring to the attached drawings 1, 2 and 3 in the specification, further, the suspension assembly 3 includes a hanging rod 31 and a hanging ring 32, one end of the hanging rod 31 is connected to the hanging ring 32, the other end is connected to the bearing seat 21, the slide rail 1 passes through the hanging ring 31, and the hanging ring 31 can slide along the length extension direction of the slide rail 1.
Further, the suspension assembly 3 further comprises a first pulley 33, the suspension loop 32 is connected to the first pulley 33, and the first pulley 33 is slidably mounted on the sliding rail 1.
In the preferred embodiment, the first pulley 33 is mounted on the hanging ring 32, so that the hanging ring 32 and the slide rail 1 are slidably connected in a rolling connection manner, the sliding resistance between the hanging ring 31 and the slide rail 1 can be reduced, and the convenience of adjustment is improved. That is, in the preferred embodiment, the top end of the suspension assembly 3 is slidably mounted to the slide rail 1 by way of a rolling connection.
Preferably, the first pulley 33 is located above the slide rail 1. Alternatively, in other preferred embodiments of the present invention, the first pulley 33 can also be located in a side groove or a bottom groove of the sliding rail 1, and the relative position where the first pulley 33 is installed on the sliding rail 1 should not be construed as a limitation to the present invention.
Further, the suspension assembly 3 further comprises a second pulley 34, the second pulley 34 is mounted on the suspension loop 32, and the first pulley 33 and the second pulley 34 are respectively located at two opposite sides of the slide rail. Preferably, the first pulley 33 is located above the slide rail 1, the second pulley 34 is located below the slide rail 1, and the first pulley 33 and the second pulley 34 clamp the slide rail 1 relatively, so as to limit the relative position relationship between the suspension assembly 3 and the slide rail 1.
Referring to fig. 1 of the specification, further, the suspension structure of the synchronous shaft further includes a hoop 4, the slide rail 1 is installed on the hoop 4, and the hoop 4 is suitable for being installed on the main beam 202, so as to install the slide rail 1 on the main beam 201.
It should be noted that the hoop 4 can facilitate the installation of the slide rail 1 on the main beam 202, and a hole specially used for installing the slide rail 1 does not need to be formed on the main beam 202, so as to maintain the structural stability of the main beam 202.
Preferably, the hoop 4 is ring-shaped, and the ring-shaped hoop 4 is detachably mounted to the main beam 202. Preferably, the hoop 4 is an integral aluminum alloy hoop. Alternatively, the anchor ear 4 can also be a two-sheet material bolt-locking anchor ear. It is understood that the specific implementation manner of the hoop 4 should not be construed as limiting the invention.
Referring to fig. 1 of the specification, further, the hoop 4 has two mounting locations 41, when the hoop 4 is mounted on the main beam 202, the two mounting locations 41 are respectively located at two opposite sides of the main beam 202, the two mounting locations 41 respectively have two lugs 42 extending outward away from the main beam 202, and two ends of the sliding rail 1 are respectively mounted on the two lugs 42.
It should be noted that, when the hoop 4 is installed on the main beam 202, the farthest ends of the two lugs 42 are respectively spaced from the main beam 202 by a certain distance, so that the installation of the slide rail 1 can be facilitated, and the interference between the slide rail 1 and the main beam 202 can be avoided.
Further, two ends of the slide rail 1 are respectively rotatably mounted on the two lugs 42. That is, the slide rail 1 can swing left and right along the longitudinal direction of the main beam 202 around the line where the two lugs 42 are located, so that the positional deviation of the synchronizing shaft 201 and the main beam 202 in the axial direction can be offset.
Preferably, the cross section of the sliding rail 1 is circular, which can prevent the dust from being stuck, and avoid or reduce the situation that the top end of the suspension assembly 3 cannot rotate relative to the sliding rail 1.
Example 2
According to another aspect of the present invention, the present invention further provides a photovoltaic support comprising: a column, a driving mechanism, a main beam 202, a synchronizing shaft 201, and the synchronizing shaft suspension structure described in embodiment 1 above. The main beam 202 is mounted at the top end of the upright column and is used for mounting a photovoltaic panel thereon; the driving mechanism is mounted on the upright column, the main beam 202 and the synchronizing shaft 201 are connected to the driving mechanism, the driving mechanism can drive the main beam and the synchronizing shaft to rotate, and the synchronizing shaft 201 is located below the main beam 202; the synchronizing shaft 201 passes through the bearing 22 of the synchronizing shaft suspension structure.
Preferably, the drive mechanism is a drive swivel drive having two outputs connected to the synchronising shaft 201 and the main beam 202 respectively. Alternatively, the drive mechanism can also be a push rod. The particular type of drive mechanism should not be construed as limiting the invention.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (9)
1. Synchronizing shaft suspended structure is suitable for with synchronizing shaft suspension in girder, its characterized in that, synchronizing shaft suspended structure includes:
the sliding rail is suitable for being installed below the main beam and is arranged in a staggered mode with the main beam;
a bearing assembly comprising a bearing housing and a bearing, the bearing being rotatably mounted to the bearing housing, the synchronising shaft being adapted to be mounted to the bearing;
the top end of the suspension assembly is slidably mounted on the sliding rail, and the bottom end of the suspension assembly is connected to the bearing seat;
the hoop is suitable for being mounted on the main beam so as to mount the slide rail on the main beam;
when the synchronous shaft and the main beam deflect relative to each other in the using process, the synchronous shaft can drive the suspension assembly to slide relative to the sliding rail so as to change the relative position relation between the synchronous shaft and the main beam, and the phenomenon that the synchronous shaft is over-high in torsion force and fatigue fracture is avoided.
2. The synchronizing shaft suspension structure according to claim 1, wherein the slide rail is an arc-shaped slide rail.
3. The synchronizing shaft suspension structure according to claim 2, wherein the center of the arc-shaped slide rail is located on the axis of the main beam.
4. The synchronizing shaft suspension according to any one of claims 1 to 3, wherein the top end of the suspension assembly is slidably mounted to the slide rail by means of a rolling connection.
5. The suspension structure of claim 4, wherein the suspension assembly comprises a suspension rod and a suspension ring, one end of the suspension rod is connected to the suspension ring, the other end of the suspension rod is connected to the bearing seat, the slide rail passes through the suspension ring, the suspension ring can slide along the length extension direction of the slide rail, the suspension assembly further comprises a first pulley, the suspension ring is connected to the first pulley, and the first pulley is slidably mounted on the slide rail.
6. The synchronizing shaft suspension structure according to claim 5, wherein the suspension assembly further comprises a second pulley mounted to the suspension loop, and the first pulley and the second pulley are located on opposite sides of the slide rail, respectively.
7. The synchronizing shaft suspension structure according to claim 1, wherein the hoop has two mounting locations, the two mounting locations are respectively located at two opposite sides of the main beam when the hoop is mounted to the main beam, the two mounting locations respectively have two lugs extending outward away from the main beam, and two ends of the slide rail are respectively mounted to the two lugs.
8. The synchronizing shaft suspension according to claim 7, wherein both ends of the slide rail are rotatably mounted to the two lugs, respectively.
9. Photovoltaic support, its characterized in that includes: a column, a drive mechanism, a main beam, a synchronizing shaft, and the synchronizing shaft suspension structure of any one of claims 1-8;
the main beam is arranged at the top end of the upright column and is used for mounting a photovoltaic panel thereon;
the driving mechanism is mounted on the upright post, the main beam and the synchronizing shaft are connected to the driving mechanism, the driving mechanism can drive the main beam and the synchronizing shaft to rotate, and the synchronizing shaft is positioned below the main beam; the synchronizing shaft passes through a bearing of the synchronizing shaft suspension structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110584598.3A CN113258862B (en) | 2021-05-27 | 2021-05-27 | Synchronous shaft suspension structure and photovoltaic support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110584598.3A CN113258862B (en) | 2021-05-27 | 2021-05-27 | Synchronous shaft suspension structure and photovoltaic support |
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| CN113258862A CN113258862A (en) | 2021-08-13 |
| CN113258862B true CN113258862B (en) | 2022-05-17 |
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| CN114166458A (en) * | 2021-11-30 | 2022-03-11 | 中国航天空气动力技术研究院 | Wind tunnel body part suspension system and method |
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| CN210072418U (en) * | 2019-07-15 | 2020-02-14 | 江苏中信博新能源科技股份有限公司 | Push-down photovoltaic tracer |
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2021
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| US6685600B1 (en) * | 2002-12-11 | 2004-02-03 | Stuart G. Ullman | Exercise accessory device, kit and method of using |
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