CN114866003A - Solar photovoltaic panel assembly - Google Patents

Solar photovoltaic panel assembly Download PDF

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Publication number
CN114866003A
CN114866003A CN202210559363.3A CN202210559363A CN114866003A CN 114866003 A CN114866003 A CN 114866003A CN 202210559363 A CN202210559363 A CN 202210559363A CN 114866003 A CN114866003 A CN 114866003A
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CN
China
Prior art keywords
plate
photovoltaic panel
photovoltaic
linkage
groove
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Granted
Application number
CN202210559363.3A
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Chinese (zh)
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CN114866003B (en
Inventor
张凤鸣
陈晓辉
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Xuzhou Rituo Photovoltaic Technology Co ltd
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Xuzhou Rituo Photovoltaic Technology Co ltd
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Priority to CN202210559363.3A priority Critical patent/CN114866003B/en
Publication of CN114866003A publication Critical patent/CN114866003A/en
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Publication of CN114866003B publication Critical patent/CN114866003B/en
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44—Constructional details
    • 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
    • F24S30/425—Horizontal axis
    • 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
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/10—Cleaning arrangements
    • 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
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30—Electrical components
    • H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a solar photovoltaic panel assembly, which belongs to the technical field of photovoltaic equipment and comprises longitudinal bottom plates which are arranged in parallel, wherein the opposite side surfaces of the longitudinal bottom plates are provided with horizontal T-shaped grooves, a first photovoltaic panel is rotationally connected with a supporting lug and an adjusting plate, the supporting lug is arranged at one end of the longitudinal bottom plate, the adjusting plate is arranged on a guide sliding block, the guide sliding block is in sliding clamping connection with the horizontal T-shaped grooves, a driving mechanism is arranged on one guide sliding block, a linkage piece is connected on the adjusting plate which is arranged at the same side of the driving mechanism, a connecting hinge is arranged between a second photovoltaic panel and the first photovoltaic panel, a supporting and folding plate is further connected on the second photovoltaic panel, and the linkage piece rotates along with the rotation of the adjusting plate and drives the second photovoltaic panel to rotate. The solar photovoltaic panel assembly adopts a split structure, and can protect the solar photovoltaic panel assembly in rainy and snowy severe weather, so that damage is reduced; and simultaneously, the requirement of a customer on the use angle of the solar photovoltaic module is met.

Description

Solar photovoltaic panel assembly
Technical Field
The invention relates to a solar photovoltaic panel assembly, and belongs to the technical field of photovoltaic equipment.
Background
With the development of economy and social progress, solar cells gradually enter family life, the most important part of the solar cells is a solar photovoltaic module, the solar photovoltaic module used in families is generally installed at the high positions of a roof or a balcony external connection platform and the like, and the adjustment of the solar photovoltaic module such as the angle and the like is inconvenient; there are also some disadvantages: the solar cell panel is of an integrally fixed structure that a plurality of cell pieces are closely arranged and serially mounted on the protective back plate and are mounted by a frame, and as the splicing surfaces face upwards to receive sunlight, the problem of rainwater infiltration can occur in rainy and snowy weather, and even severe weather can generate severe impact on the splicing surfaces, so that the solar photovoltaic module is damaged; the installation angle of the solar photovoltaic module used in a household is often fixed, and the requirement of each client on the installation angle of the solar photovoltaic module cannot be met.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a solar photovoltaic panel component which adopts a split structure, can protect itself in severe weather such as rain and snow, and reduces damage; and simultaneously, the requirement of a customer on the use angle of the solar photovoltaic module is met.
In order to achieve the purpose, the invention adopts the following technical scheme: a solar photovoltaic panel assembly comprises longitudinal bottom plates which are arranged in parallel, wherein opposite side surfaces of the longitudinal bottom plates are provided with horizontal T-shaped grooves, two ends, identical to each other, of the longitudinal bottom plates are provided with connecting lugs, one end of a first photovoltaic panel is connected between the two connecting lugs in a rotating mode, the other end of the first photovoltaic panel is connected between the same ends of two adjusting plates in a rotating mode respectively, the other end of each adjusting plate is connected with a guide block in a rotating mode, each guide block is connected with the corresponding horizontal T-shaped groove in a sliding and clamping mode, one guide block is provided with a driving mechanism, a linkage piece is connected onto the adjusting plate arranged on the same side of the driving mechanism, one end of the linkage piece is arranged at the end portion, connected with the first photovoltaic panel, of the adjusting plate, the other end of the linkage piece is arranged at the end portion of a second photovoltaic panel, the linkage piece rotates along with the rotation of the adjusting plate and drives the second photovoltaic panel to rotate, a connecting hinge is arranged between the opposite end parts of the second photovoltaic panel and the first photovoltaic panel, two sides of the second photovoltaic panel are also connected with a branch folding plate in a sliding manner, the branch folding plate is rotationally connected with the longitudinal bottom plate, and the branch folding plate rotates towards the direction close to the connecting lug and inclines downwards;
the adjusting plate and the first photovoltaic plate rotate relatively, and the axis of the adjusting plate and the first photovoltaic plate are always positioned right below the axis of the second photovoltaic plate which rotates automatically, and the adjusting plate and the first photovoltaic plate are always positioned on the same vertical plane;
when the device is static: in a use state, the first photovoltaic plate and the second photovoltaic plate are parallel to each other; the first photovoltaic plate and the second photovoltaic plate are relatively overlapped in a protection state, a back plate of the second photovoltaic plate is arranged upwards, and the first photovoltaic plate is parallel to the longitudinal bottom plate;
when in dynamic state: in the process of angle adjustment, the guide slide block moves towards the direction far away from the connecting lug, the first photovoltaic plate and the second photovoltaic plate are parallel to each other and synchronously move downwards in an inclined mode, and the second photovoltaic plate stands relative to the first photovoltaic plate while the first photovoltaic plate and the second photovoltaic plate synchronously move downwards in an inclined mode; in the process of converting the protection state, the guide sliding block moves towards the direction close to the connecting lug, and the first photovoltaic plate drives the second photovoltaic plate to obliquely move downwards while the second photovoltaic plate rotates.
Further, when the photovoltaic panel is in an initial state, the inclination angle alpha of the first photovoltaic panel is 30-60 degrees, and the rotation angle of the second photovoltaic panel is 180 degrees.
Further, actuating mechanism includes master gear and motor, the output of motor rotates and runs through the sliding block and with master gear fixed connection, the master gear rotates to be installed in the one side that the sliding block kept away from the regulating plate, the master gear meshing has the promotion tooth platform, the promotion tooth platform sets up in promoting the inslot, promote the groove and set up on the lateral wall in T type groove of lying, the motor passes through the electric wire and is connected with the terminal box, the terminal box is arranged on the backplate of first photovoltaic panel.
Furthermore, the linkage piece comprises a linkage ring wheel and a linkage shaft wheel, the axes of the linkage ring wheel and the linkage shaft wheel are arranged in the same vertical plane, the outer diameter of the linkage ring wheel is larger than that of the linkage shaft wheel, first linkage teeth of an arc-shaped structure are arranged on the peripheral surface of the linkage ring wheel, second linkage teeth of an arc-shaped structure are arranged on the peripheral surface of the linkage shaft wheel, the arc length of each first linkage tooth is equal to the arc length of each second linkage tooth, and the central angle corresponding to the arc length of each second linkage tooth is 180 degrees;
when the device is in an initial state, one end of the first linkage tooth is meshed with one end of the second linkage tooth, and the first linkage tooth and the second linkage tooth form an 'in' -shaped structure;
linkage ring wheel fixed connection is on the regulating plate, and the axial lead of linkage ring wheel, regulating plate and the relative pivoted axial lead of first photovoltaic plate are collinear, linkage shaft wheel fixed connection is on second photovoltaic plate, and the axial lead of linkage shaft wheel, the axial lead of second photovoltaic plate rotation are collinear.
Further, the branch folded plate includes first festival board and the second festival board of rotation connection, first festival board with indulge the bottom plate and rotate and be connected, and first festival board rotates and the downward sloping towards the direction that is close to even journal stirrup, the second festival board slides through the card traveller and pegs graft in the draw-in groove, the draw-in groove sets up on the lateral wall of second photovoltaic plate.
Further, the tip that first photovoltaic plate was kept away from to second photovoltaic plate is provided with a fagging 22, the fagging deviates from the backplate of second photovoltaic plate and is perpendicular with second photovoltaic plate.
Further, even fold paper including first folded plate and the second folded plate of rotation connection, first folded plate fixed connection is close to the tip at second photovoltaic plate at first photovoltaic plate, the second folded plate is provided with the card sliding head, the card sliding head runs through the commentaries on classics groove and slides the joint with the card spout, the backplate that the card spout deviates from second photovoltaic plate is arranged on second photovoltaic plate, and turns into same axial lead with second photovoltaic plate certainly, it slides and sets up on card spout periphery wall to lead to the groove.
The fixed end of the arc-shaped stretching plate is fixedly connected with the back plate of the second photovoltaic plate, the telescopic end of the arc-shaped stretching plate is fixedly connected with one end, far away from the connecting support lug, of the junction box, and the arc-shaped stretching plate and the second photovoltaic plate are automatically converted into the same axial lead;
when the telescopic device is in a use state, the arc stretching plate is completely in a contraction state; when the arc stretching plate is in a protection state, the arc stretching plate is in a stretching state.
Further, still include the coiling mechanism, the coiling mechanism includes fixed connection's supplementary gear and winding rod, supplementary gear and winding rod arrange at the auxiliary tank, the auxiliary tank is arranged on indulging the bottom plate and is located the top in T type groove of crouching, and communicates with each other with T type groove of crouching, promotion groove respectively, supplementary gear and master gear meshing, the one end of winding rod is rotated and is connected supplementary piece and run through auxiliary tank, through-hole and arrange the top at the motor, supplementary piece is arranged at the auxiliary tank in with guide slider top fixed connection, the through-hole is arranged on the regulating plate that corresponds.
The invention has the beneficial effects that:
1. the solar photovoltaic panel assembly is of a split structure, the second photovoltaic panel can rotate and rotate relative to the first photovoltaic panel when the second photovoltaic panel moves downwards through the inclination of the first photovoltaic panel, the splicing surface of the first photovoltaic panel is opposite to the splicing surface of the second photovoltaic panel, and the back plate of the second photovoltaic panel is arranged upwards, so that the solar photovoltaic panel assembly forms a self-protection structure, rainwater impact in severe rain and snow weather can be prevented, rainwater infiltration can be avoided, and the problems of scratches and breakage in the transportation process can be effectively solved.
2. According to the first photovoltaic plate and the second photovoltaic plate, the gear table, the driving mechanism, the sliding block, the adjusting plate and the linkage piece are pushed, so that the solar photovoltaic panel assembly is sequentially and mutually converted in the adjusting mode of the protection state, the using state and the using angle, the problem that the household solar photovoltaic panel assembly is difficult to adjust can be effectively solved, and the requirements of customers are greatly met.
3. In order to enhance the lifting support of the first photovoltaic plate to the second photovoltaic plate, the arranged arc-shaped stretching plate also realizes the protection of the connecting part of the first photovoltaic plate and the second photovoltaic plate and electric wires, prevents rainwater or other conditions from causing the solar photovoltaic plate assembly, and can also support and hide the electric wires.
4. The winding mechanism is further arranged, so that the electric wires can be effectively wound, the electric wires are prevented from being scattered, and the adjusting efficiency of the solar photovoltaic panel assembly is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention in use.
Fig. 2 is a schematic structural diagram of another view angle in the use state of the present invention.
FIG. 3 is a schematic structural diagram of the guiding slide block, the driving mechanism and the winding mechanism of the present invention.
Fig. 4 is a cross-sectional view of fig. 1.
Fig. 5 is a sectional view taken along the line a-a in fig. 4.
Fig. 6 is an enlarged view at B in fig. 4.
Fig. 7 is a sectional view at B in fig. 4.
Fig. 8 is a process diagram of the transition from the use state to the protection state of the present invention.
Fig. 9 is a schematic structural diagram of the protection state of the present invention.
Fig. 10 is a schematic structural view of the angle adjustment in the use state of the present invention.
In the figure: 1. the photovoltaic panel assembly comprises a first photovoltaic panel, a second photovoltaic panel, a 21, a rotary groove, a 211, a clamping sliding groove, a 22, a point supporting plate, a 23, a sliding clamping groove, a 3, a longitudinal bottom plate, a 31, a connecting lug, a 32, a horizontal T-shaped groove, a 33, a pushing groove, a 34, an auxiliary groove, a 4, a guide sliding block, a 41, a main gear, a 42, an auxiliary block, a 5, an adjusting plate, a 6, a linkage piece, a 61, a linkage ring wheel, a 611, a first linkage tooth, a 62, a linkage shaft wheel, a 621, a second linkage tooth, a 7, a connecting hinge, a 71, a first folding plate, a 72, a second folding plate, a 721, a clamping sliding head, an 8, a winding mechanism, an 81, a winding rod, a 82, an auxiliary gear, a 9, a supporting plate, a 91, a first section plate, a 92, a second section plate, a 10, an arc stretching plate, a 11, a pushing tooth table, a 12, a junction box, a 13 and a motor.
Detailed Description
The technical solutions in the implementation of the present invention will be made clear and fully described below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 10, a first embodiment of the present invention provides a solar photovoltaic panel assembly, which comprises a U-shaped base formed by two parallel longitudinal bottom plates 3 and a transverse bottom plate connected to one end of the two longitudinal bottom plates, the U-shaped base is intended for mounting a solar photovoltaic module, and for supporting and guiding a base in an adjustment state when the solar photovoltaic module is used or in an adjustment state for protecting a severe environment such as rain, snow, etc., to support and adjust the base, a connecting lug 31 is provided on the top of the other end of the two longitudinal bottom plates 3, one end of a first photovoltaic panel 1 is rotatably connected between the two connecting lugs 31, two sides of the other end of the first photovoltaic panel 1 are rotatably connected with adjusting plates 5, each adjusting plate 5 is mounted on the longitudinal bottom plate 3 through a guide slider 4, the adjusting plates 5 are rotatably connected with the guide sliders 4, one of the guide sliders 4 is driven by a driving mechanism to move, the driving mechanism is arranged on a guide sliding block 4, so that the length of the adjusting plate 5 and the length of the first photovoltaic plate 1 are fixed, the guide sliding block 4 moves to drive the adjusting plate 5 to rotate relative to the guide sliding block 4, the end part of the first photovoltaic plate 1, which is rotatably connected with the adjusting plate, is driven to ascend or descend, and the adjusting plate 5 also rotates relative to the first photovoltaic plate 1; and the second photovoltaic plate 2 is arranged above the other end of the first photovoltaic plate 1, the other end of the first photovoltaic plate 1 is connected with one end of the second photovoltaic plate 2 through a connecting hinge 7, the connecting hinge 7 is set for the purpose of realizing the split type connection of the first photovoltaic plate 1 and the second photovoltaic plate 2, when the photovoltaic panel is not used, the splicing surface of the first photovoltaic plate 1 is opposite to the splicing surface of the second photovoltaic plate 2, thereby protecting the splicing surface of the solar photovoltaic panel component, enabling the solar photovoltaic panel component to realize self-protection in rainy and snowy severe weather, reducing self-damage conditions, simultaneously can solve the problems of scratch and fracture of the solar photovoltaic panel in the transportation process, in addition, when the protection state is converted into the use state, the second photovoltaic panel can self clean snow and other substances, and the first photovoltaic panel 1 can lift the second photovoltaic panel 2; in order to realize synchronous adjustment of the first photovoltaic plate 1 and the second photovoltaic plate 2, and the self-adjustment of the second photovoltaic plate 2 is that the splicing surface of the first photovoltaic plate 1 and the splicing surface of the second photovoltaic plate 2 are arranged, the back panel of the second photovoltaic plate 2 is opposite to the back panel of the first photovoltaic plate 1, a linkage member 6 is arranged on one side of the connection position of the first photovoltaic plate and the second photovoltaic plate, the linkage member 6 and a driving mechanism are on the same side, one end of the linkage member 6 is fixedly connected to the top of an adjusting plate, one end of the linkage member 6 is fixedly connected to the end of the second photovoltaic plate 2 close to the first photovoltaic plate 1, the axial lead of the adjusting plate 5 rotating relative to the first photovoltaic plate 1 and the axial lead of the rotation of the second photovoltaic plate 2 are always in the same vertical plane, it needs to be explained that the rotation of the second photovoltaic plate 2 refers to the overturning of the second photovoltaic plate 2 to the splicing surface of the first photovoltaic plate 1 or to be far away from the first photovoltaic plate 1 under the action of the linkage member 6 Overturning the splicing surface of the photovoltaic plate 1; further for keeping the splice face of first photovoltaic plate 1, the parallel of splice face of second photovoltaic plate 2 during the use, sliding connection props up the one end of folded plate 9 respectively in the both sides of second photovoltaic plate 2, props up the other end of folded plate 9 and rotates to be connected on the vertical bottom plate 3 that corresponds, for the support of stabilizing a folded plate 9 to second photovoltaic plate 2, sets for a folded plate 9 and can only rotate to the direction of keeping away from horizontal bottom plate when inclining from vertical state.
According to the further technical scheme of the embodiment of the invention, the state relations of the use state, the protection state and the angle adjustment of the use state are correlated, when the installation is started, as shown in fig. 1 and fig. 2, an included angle between the first photovoltaic panel 1 and the longitudinal bottom plate is an inclination angle alpha of the first photovoltaic panel 1, it needs to be noted that the inclination angle alpha is only the maximum angle of the initial installation state of the first photovoltaic panel 1, and does not include a changed angle generated by the downward inclination of the first photovoltaic panel 1, the initial installation state is the initial use state, the adjustment plate 5 is perpendicular to the longitudinal bottom plate 3, the first photovoltaic panel 1 and the second photovoltaic panel 2 are in the initial use state, and the first photovoltaic panel 1 and the second photovoltaic panel 2 are parallel to each other; when the initial use state is converted into the protection state, as shown in fig. 8, in the conversion process, the guide slider 4 is moved in the direction away from the transverse and longitudinal plates, the adjusting plate 5 rotates and moves down in an inclined manner, so that the first photovoltaic plate 1 drives the second photovoltaic plate 2 to incline downwards, and simultaneously, the adjusting plate 5 drives the second photovoltaic plate 2 to rotate through the linkage piece 6, as shown in fig. 9, in the protection state, the second photovoltaic plate 2 rotates 180 degrees, so that the splicing surface of the first photovoltaic plate 1 is opposite to the splicing surface of the second photovoltaic plate 2, the back plate of the second photovoltaic plate 2 is opposite to the back plate of the first photovoltaic plate 1, the back plate of the second photovoltaic plate 2 faces upwards, and the back plate of the first photovoltaic plate 1 is parallel to the longitudinal bottom plate 3; for angle adjustment in a use state, as shown in fig. 10, the guide slider 4 is moved to a direction close to the transverse and longitudinal plates, and the adjustment plate 5 is also rotated and moved downward and inclined, so that the first photovoltaic plate 1 drives the second photovoltaic plate 2 to incline downward, but the linkage member 6 does not drive the second photovoltaic plate 2 to rotate, and the first photovoltaic plate 1 and the second photovoltaic plate 2 are kept parallel to each other in the use state, that is, the splicing surface of the first photovoltaic plate 1 and the splicing surface of the second photovoltaic plate 2 are parallel to each other; in other words, when the second photovoltaic panel 2 initially moves from the use state to the protection state or from the protection state to the initial use state, the second photovoltaic panel 2 rotates along with the synchronous movement of the first photovoltaic panel 1, and the rotation angle of the second photovoltaic panel 2 is 180 degrees; when the angle of the first photovoltaic panel 1 or the second photovoltaic panel 2 is adjusted in the use state, the second photovoltaic panel 2 is in the standing state relative to the first photovoltaic panel 1, that is, the second photovoltaic panel 2 does not rotate.
In a further technical scheme of the embodiment of the present invention, with reference to fig. 1 to 5, in order to realize position adjustment of the guide slider 4 on the longitudinal base plates 3, the guide slider 4 is set to be a horizontal T-shaped structure, horizontal T-shaped grooves 32 are provided on opposite side surfaces of the two longitudinal base plates 3, and one guide slider 4 is arranged in one horizontal T-shaped groove 32; in order to realize the driving of the driving mechanism to the guide sliding block 4, a pushing groove 33 is arranged on the inner side wall of a horizontal T-shaped groove 32 arranged on the same side of the linkage part 6, a pushing tooth table 11 is fixedly arranged at the bottom of the pushing groove 33, the pushing tooth table 11 is meshed with the driving mechanism to move the guide sliding block 4, the arranged driving mechanism comprises a main gear 41 and a motor 13, the main gear 41 is arranged in the pushing groove 33 and meshed with the pushing tooth table 11, the main gear 41 is rotationally clamped on the guide sliding block 4 opposite to the pushing groove 33, the guide sliding block 4 is rotationally connected with the output end of the motor 13, the output end of the motor 13 penetrates through the guide sliding block and is fixedly connected with the main gear 41, the motor 13 is electrically connected with a junction box 12, the junction box 12 is arranged on the back plate of the first photovoltaic panel 1, a remote control sensor is arranged on the motor 13, the starting or suspending of the motor is realized through the remote control sensing, the remote control sensing is the prior art, as long as the motor can be turned on or off remotely, detailed parameters are not needed, and in addition, the first photovoltaic panel 1 and the second photovoltaic panel 2 convert solar energy into electric energy, so that the motor 13 and the remote control inductor can be powered, a power supply does not need to be additionally installed, and the device is simple and convenient; the main gear 41 is meshed with the pushing teeth 11, the motor 13 is started to drive the main gear 41 to rotate, the pushing tooth table 11 is fixedly arranged, the main gear 41 rotates and rolls along the pushing tooth table 11, the rolling of the main gear 41 drives the guide sliding block 4 to slide in the horizontal T-shaped groove 32, and therefore the position of the guide sliding block 4 on the longitudinal bottom plate 3 is adjusted; because the lengths of the adjusting plate 5 and the first photovoltaic plate 1 are fixed, the position of the guide sliding block 4 moves, so that the adjusting plate 5 rotates relative to the guide sliding block 4, and simultaneously, the first photovoltaic plate 1 is driven to rotate to incline downwards or upwards, and the adjusting plate 5 and the first photovoltaic plate 1 also rotate relatively; the axial line of the adjusting plate 5 rotating relative to the guide slider 4 coincides with the axial line of the main gear 41.
In a further technical solution of the embodiment of the present invention, with reference to fig. 3 and 5, in order to realize the autorotation adjustment of the second photovoltaic panel 2 while synchronously adjusting the first photovoltaic panel 1 and the second photovoltaic panel 2, the provided linkage member 6 includes a linkage ring wheel 61 and a linkage shaft wheel 62, the linkage ring wheel 61 is fixedly installed at an end portion of the adjustment plate 5 connected to the first photovoltaic panel 1, and an axis of the linkage ring wheel 61 coincides with an axis of the adjustment plate 5 rotating relative to the first photovoltaic panel 1, the linkage shaft wheel 62 is fixedly installed at an end portion of the second photovoltaic panel 2 close to the first photovoltaic panel 1, and an axis of the linkage shaft wheel 62 is located directly above an axis of the linkage ring wheel 61, which can also be shown that an axis of the linkage shaft wheel 62 and an axis of the linkage ring wheel 61 are located in the same vertical plane, in order to realize a connection driving function between the linkage ring wheel 61 and the linkage shaft wheel 62, the peripheral surface of the linkage ring wheel 61 is provided with a first linkage tooth 611 with an arc-shaped structure, the peripheral surface of the linkage shaft wheel 62 is provided with a second linkage tooth 621 with an arc-shaped structure, when the slide block is in an initial state, one end of the first linkage tooth 611 is meshed with one end of the second linkage tooth 621, the other end of the first linkage tooth is forked with the other end of the second linkage tooth, so that the first linkage tooth 611 and the second linkage tooth 621 form an 'in' -shaped structure, in order to realize the relationship between the use state, the protection state and the angle adjustment of the use state, the outer diameter of the linkage ring wheel 61 is larger than that of the linkage shaft wheel 62, the arc length of the first linkage tooth 611 is equal to that of the second linkage tooth 621, the central angle corresponding to the arc length of the second linkage tooth 621 is 180 degrees, the inclination angle alpha is 30-60 degrees, namely the central angle corresponding to the arc length of the first linkage tooth 611 is 30-60 degrees, and the slide block 4 moves towards the direction far away from the transverse bottom plate, the adjusting plate 5 rotates and inclines downwards, the first photovoltaic plate 1 also synchronously drives the second photovoltaic plate 2 to move downwards when moving downwards in an inclined mode, the first linkage teeth 611 rotate to be meshed with the second linkage teeth 621, the second linkage teeth 621 synchronously rotate until the other end of the first linkage teeth 611 is in contact meshing with the other end of the second linkage teeth 621, the first photovoltaic plate 1 is parallel to the longitudinal bottom plate 3, the splicing surface of the first photovoltaic plate 1 is opposite to the splicing surface of the second photovoltaic plate 2, the back plate of the second photovoltaic plate 2 is opposite to the back plate of the first photovoltaic plate 1, the back plate of the second photovoltaic plate 2 faces downwards, protection of the solar photovoltaic panel assembly is achieved, and the service life of the solar photovoltaic panel assembly is prolonged; the sliding block 4 moves towards the direction far away from the transverse bottom plate, the adjusting plate 5 rotates and inclines downwards, the first photovoltaic plate 1 inclines downwards and also synchronously drives the second photovoltaic plate 2 to move downwards, the first linkage teeth 611 rotate and are not in contact engagement with the second linkage teeth 621, the second photovoltaic plate 2 does not rotate, the installation angle of the solar photovoltaic panel assembly is adjusted, and the requirements of customers for different angles are met.
A further technical solution of the embodiment of the present invention, with reference to fig. 1, fig. 2 and fig. 5, when the second photovoltaic panel 2 moves synchronously with the first photovoltaic panel 1, or when the second photovoltaic panel 2 rotates, the supporting plate 9 can move along with the second photovoltaic panel 2 to adjust its structure, so as to support the second photovoltaic panel 2, the supporting plate 9 includes a first node 91 and a second node 92, one end of the first node 91 is rotatably connected to one end of the second node 92, the other end of the first node 91 is rotatably connected to the longitudinal bottom plate 3, for making the rotation direction controllable, the first node 91 is only capable of rotating in a direction away from the transverse bottom plate, the other end of the second node 92 is rotatably connected to the second photovoltaic panel 2 and is capable of sliding and adjusting on the second photovoltaic panel 2, a slide groove 23 is disposed on a side wall of the second photovoltaic panel 2, the other end of the first section plate 91 is provided with a clamping sliding column close to the side face of the sliding clamping groove 23, the clamping sliding column is inserted into the sliding clamping groove 23, the sliding and clamping effects are achieved, and the stability of the second photovoltaic plate 2 is improved.
In a further technical solution of the embodiment of the present invention, with reference to fig. 2 and 9, in order to prevent the second photovoltaic panel 2 from being knocked when the second photovoltaic panel 2 is impacted in a protection state, a point supporting plate 22 is disposed at an end of the second photovoltaic panel 2 away from the first photovoltaic panel 1, and the point supporting plate 22 is perpendicular to the second photovoltaic panel 2 and is arranged in a direction away from the lateral and longitudinal plates.
In another embodiment of the present invention, based on the first embodiment, in order to better realize the connection fixing performance of the connection hinge 7 to the first photovoltaic panel 1 and the second photovoltaic panel 2, and the supporting function of the first photovoltaic panel 1 on the second photovoltaic panel 2, with reference to fig. 6 and 7, the set connection hinge 7 comprises a first folding plate 71 and a second folding plate 72, one end of the first folding plate 71 is rotatably connected with one end of the second folding plate 72, the other end of the first folding plate 71 is fixedly arranged on the first photovoltaic panel 1, the other end of the second folding plate 72 is connected on the second photovoltaic panel 2, thus, the second photovoltaic panel 2 pushes the second folding plate 72 to rotate relative to the first folding plate 71, so that the second photovoltaic panel 2 is tightly abutted against the first photovoltaic panel 1, the first photovoltaic panel 1 supports the second photovoltaic panel 2, and the connecting and folding plate 7 fixes the first photovoltaic panel 1 and the second photovoltaic panel 2; in order to further reduce the obstruction of the connecting and folding plate to the second photovoltaic plate 2 when the second photovoltaic plate 2 rotates, a through groove 21 which is coaxially arranged with the rotation of the second photovoltaic plate 2 is arranged at the end of the end part of the second photovoltaic plate 2, the through groove 21 is arranged to be away from the back plate of the second photovoltaic plate 2, a clamping and sliding groove 211 is formed in the curved surface of the through groove 21, and the second folding plate 72 penetrates through the through groove 21 and is provided with a clamping and sliding head 721 which is clamped in the clamping and sliding groove 22 in a sliding manner, so that the lifting and supporting of the first photovoltaic plate 1 to the second photovoltaic plate 2 are realized while the connecting and folding paper 7 is connected to the first photovoltaic plate 1 and the second photovoltaic plate 2, and the rotation of the second photovoltaic plate 2 is also realized; in addition, the folding sheet 7 can also block the direct radiation of light rays to the electric wires in the solar photovoltaic panel component, further reduces the loss of the electric wires and prolongs the service life.
In another embodiment of the present invention, on the basis of the first embodiment, since the first photovoltaic panel 1 and the second photovoltaic panel 2 need to convert light energy into electric energy, and the conversion process needs to connect electric wires, the electric wires are not shown in the drawing of the present invention, and since the first photovoltaic panel 1 and the second photovoltaic panel 2 are in a split structure, the junction box 12 has a back plate disposed on the first photovoltaic panel 1, the electric wires need to be connected to the junction box 12 in the process of converting light energy of the second photovoltaic panel 2 into electric energy, and because the electric wires required by the rotation of the second photovoltaic panel 2 are long, the electric wires will be dragged when the second photovoltaic panel 2 is parallel to the first photovoltaic panel 1, which affects the installation or movement of the solar photovoltaic panel assembly, for this reason, an arc-shaped stretching plate 10 is provided, the fixed end of the arc-shaped stretching plate 10 is connected to the back plate of the second photovoltaic panel 2, the telescopic end of the arc-shaped stretching plate 10 is connected to one end of the second photovoltaic panel 12 close to the second photovoltaic panel 2, and the arc stretching plate 10 stretches, stretches and contracts along with the rotation two of the second photovoltaic plate 2, so the axial lead of the arc stretching plate 10 is overlapped with the axial lead of the rotation of the second photovoltaic plate 2, namely the axial lead of the arc stretching plate 10 is overlapped with the axial lead of the linkage shaft wheel 62, firstly, the electric wire of the second photovoltaic plate 2 is held and hidden, and in the protection state, the arc stretching plate is in the stretching and stretching state, as shown in fig. 9, when the splicing surface of the first photovoltaic plate 1 and the second photovoltaic plate 2 is protected, the electric wire is prevented from being eroded by snow rain and the like, meanwhile, the first photovoltaic plate 1 is supported, the impact of severe weather on the solar photovoltaic plate assembly is reduced, and the phenomenon that the solar photovoltaic plate assembly is inclined or moved is avoided; secondly, the lifting function is achieved, when the solar photovoltaic panel assembly is in a use state, as shown in fig. 1, fig. 2 and fig. 10, the arc-shaped stretching plate is completely in a contraction state, so that a lifting structure of the first photovoltaic panel 1 to the second photovoltaic panel 2 is formed, the stability of the second photovoltaic panel 2 in the use state is further enhanced, the parallelism of the first photovoltaic panel 1 and the second photovoltaic panel 2 in the use state is greatly improved, the included angle of the first photovoltaic panel 1 to the second photovoltaic panel 2 at the same moment is equal to the included angle of light, and the solar photovoltaic panel assembly with an integral structure can be well kept.
In another embodiment of the present invention, on the basis of the first embodiment, since the motor 13 and the junction box 12 are connected by wires for supplying power, the motor 13 moves when working, which results in the scattering of the wires between the motor 13 and the junction box 12, the drawing of the present invention does not show the wires, which can affect the movement of the motor, in order to facilitate the management of the wires, a wire winding mechanism 8 is provided, the wire winding mechanism 8 moves along with the movement of the motor, and simultaneously rotates when moving, and facilitates the sliding of the wire winding mechanism 8, an auxiliary groove 34 is clamped above the horizontal T-shaped groove 32, a through hole is provided on the corresponding adjusting plate 5, the auxiliary groove 34 is respectively communicated with the pushing groove 33 and the horizontal T-shaped groove 32, the wire winding mechanism 8 is installed on the sliding block 4 through the auxiliary groove 34, an auxiliary block 42 is provided on the sliding block 4, the auxiliary block 42 is accommodated in the auxiliary groove 34 and connected with the wire winding mechanism 8, so as to realize the rotation of the wire winding mechanism 8, the winding mechanism 8 is engaged with the main gear 41, the winding mechanism 8 is provided with an auxiliary gear 82 and a winding rod 81, the winding rod 81 is rotatably connected with the auxiliary block 42, one end of the winding rod 81 extends out of the auxiliary groove 34 and is arranged above the motor 13 for winding, on the other hand, the winding rod 81 is rotated, the other end of the winding rod 81 extends towards the pushing groove 33 to be fixedly connected with the auxiliary gear 82, the auxiliary gear 82 is arranged in the pushing groove 33 to be engaged with the main gear 41, the winding rod 8 is driven to rotate through pushing of the main gear 41 to realize winding of the electric wire, the sliding block 4 moves towards the direction far away from the transverse bottom plate, the winding rod 81 winds the electric wire, the sliding block 4 moves towards the direction close to the transverse bottom plate, the winding rod 81 unwinds the electric wire, the electric wire is effectively realized, scattering of the electric wire is avoided, and the adjusting efficiency of the wound solar photovoltaic panel assembly is improved.
In summary, the invention is provided with a split structure of the first photovoltaic panel 1 and the second photovoltaic panel 2, and the adjusting plate 5, the linkage member 6, the motor 13, the sliding block 4 and the main gear 41 are utilized to mutually convert the use state, the protection state and the use angle adjusting state, so that the self-protection of the solar photovoltaic panel assembly is realized, the angle adjusting requirement of a customer on the solar photovoltaic panel assembly is met, the operation is convenient, the time and the labor are saved, the utilization of the household solar photovoltaic panel assembly is greatly improved, and the customer population is expanded.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims (9)

1. A solar photovoltaic panel component is characterized by comprising longitudinal bottom plates which are arranged in parallel, wherein opposite side surfaces of the longitudinal bottom plates are provided with horizontal T-shaped grooves, one ends of the two longitudinal bottom plates, which are the same, are provided with connecting lugs, one ends of first photovoltaic panels are connected between the two connecting lugs in a rotating manner, the other ends of the first photovoltaic panels are respectively connected between the ends of the two adjusting plates, the other ends of the adjusting plates are respectively connected with a guide block in a rotating manner, each guide block is in sliding clamping connection with the corresponding horizontal T-shaped groove, one guide block is provided with a driving mechanism, a linkage part is connected on the adjusting plate arranged on the same side of the driving mechanism, one end of the linkage part is arranged at the end part where the adjusting plate is connected with the first photovoltaic panel, the other end of the linkage part is arranged at the end part of the second photovoltaic panel, the linkage part rotates along with the rotation of the adjusting plates and drives the second photovoltaic panel to rotate, a connecting hinge is arranged between the opposite end parts of the second photovoltaic panel and the first photovoltaic panel, two sides of the second photovoltaic panel are also connected with a branch folding plate in a sliding manner, the branch folding plate is rotationally connected with the longitudinal bottom plate, and the branch folding plate rotates towards the direction close to the connecting lug and inclines downwards;
the adjusting plate and the first photovoltaic plate rotate relatively, and the axis of the adjusting plate and the first photovoltaic plate are always positioned right below the axis of the second photovoltaic plate which rotates automatically, and the adjusting plate and the first photovoltaic plate are always positioned on the same vertical plane;
when the device is static: in a use state, the first photovoltaic plate and the second photovoltaic plate are parallel to each other; the first photovoltaic plate and the second photovoltaic plate are relatively overlapped in a protection state, a back plate of the second photovoltaic plate is arranged upwards, and the first photovoltaic plate is parallel to the longitudinal bottom plate;
when in dynamic state: in the process of angle adjustment, the guide slide block moves towards the direction far away from the connecting lug, and the second photovoltaic plate stands relative to the first photovoltaic plate while the first photovoltaic plate and the second photovoltaic plate synchronously incline and move downwards; in the process of converting to the protection state, the guide sliding block moves towards the direction close to the connecting lug, and the first photovoltaic plate drives the second photovoltaic plate to obliquely move downwards and simultaneously the second photovoltaic plate rotates.
2. The solar photovoltaic panel assembly as claimed in claim 1, wherein the driving mechanism includes a main gear and a motor, an output end of the motor rotatably penetrates through the sliding block and is fixedly connected with the main gear, the main gear is rotatably mounted on a side of the sliding block away from the adjusting plate, the main gear is engaged with a pushing gear table, the pushing gear table is disposed in a pushing groove, the pushing groove is formed in a side wall of the horizontal T-shaped groove, the motor is connected with a junction box through an electric wire, and the junction box is disposed on the back plate of the first photovoltaic panel assembly.
3. The solar photovoltaic panel assembly according to claim 1, wherein the linkage member comprises a linkage ring wheel and a linkage shaft wheel, the axes of which are arranged in the same vertical plane, the outer diameter of the linkage ring wheel is larger than that of the linkage shaft wheel, first linkage teeth of a circular arc structure are arranged on the outer circumferential surface of the linkage ring wheel, second linkage teeth of a circular arc structure are arranged on the circumferential surface of the linkage shaft wheel, the arc length of the first linkage teeth is equal to that of the second linkage teeth, and the central angle corresponding to the arc length of the second linkage teeth is 180 degrees;
when the device is in an initial state, one end of the first linkage tooth is meshed with one end of the second linkage tooth, and the first linkage tooth and the second linkage tooth form an in-shaped structure;
linkage ring wheel fixed connection is on the regulating plate, and the axial lead of linkage ring wheel, regulating plate and the relative pivoted axial lead of first photovoltaic plate are collinear, linkage shaft wheel fixed connection is on second photovoltaic plate, and the axial lead of linkage shaft wheel, the axial lead of second photovoltaic plate rotation are collinear.
4. The solar photovoltaic panel assembly according to claim 1, wherein the connection hinge comprises a first folding plate and a second folding plate which are rotatably connected, the first folding plate is fixedly connected to an end portion of the first photovoltaic panel close to the second photovoltaic panel, the second folding plate is provided with a clamping and sliding head, the clamping and sliding head penetrates through the through groove and is in sliding clamping connection with the clamping and sliding groove, a back plate of the clamping and sliding groove, which is deviated from the second photovoltaic panel, is arranged on the second photovoltaic panel and is automatically rotated to be on the same axis line with the second photovoltaic panel, and the through groove is slidably arranged on the outer peripheral wall of the clamping and sliding groove.
5. The solar photovoltaic panel assembly according to claim 1, wherein the supporting and folding plate comprises a first segment and a second segment which are rotatably connected, the first segment is rotatably connected with the longitudinal bottom plate, the first segment rotates towards a direction close to the connecting lug and inclines downwards, the second segment is slidably inserted into the sliding groove through the clamping and sliding column, and the sliding groove is formed in a side wall of the second photovoltaic panel.
6. The solar photovoltaic panel assembly of claim 1, wherein a point support plate is disposed at an end of the second photovoltaic panel away from the first photovoltaic panel, the point support plate being away from the back plate of the second photovoltaic panel and perpendicular to the second photovoltaic panel.
7. The solar photovoltaic panel assembly according to any one of claims 1 to 6, wherein in an initial state of use, the inclination angle α of the first photovoltaic panel is 30-60 degrees, and the rotation angle of the second photovoltaic panel is 180 degrees.
8. The solar photovoltaic panel assembly according to claim 2, further comprising an arc-shaped stretching plate, wherein a fixed end of the arc-shaped stretching plate is fixedly connected with a back plate of the second photovoltaic panel, a telescopic end of the arc-shaped stretching plate is fixedly connected with one end of the junction box away from the connecting support lug, and the arc-shaped stretching plate and the second photovoltaic panel are automatically converted into the same axial lead;
when the telescopic device is in a use state, the arc stretching plate is completely in a contraction state; when the arc stretching plate is in a protection state, the arc stretching plate is in a stretching state.
9. The solar photovoltaic panel assembly according to claim 1, further comprising a winding mechanism, wherein the winding mechanism comprises an auxiliary gear and a winding rod which are fixedly connected, the auxiliary gear and the winding rod are arranged in an auxiliary groove, the auxiliary groove is arranged on the longitudinal bottom plate and located above the horizontal T-shaped groove and communicated with the horizontal T-shaped groove and the pushing groove respectively, the auxiliary gear is meshed with the main gear, one end of the winding rod is rotatably connected with an auxiliary block and penetrates through the auxiliary groove and a through hole to be arranged above the motor, the auxiliary block is arranged in the auxiliary groove and fixedly connected with the top of the guide slider, and the through hole is arranged on a corresponding adjusting plate.
CN202210559363.3A 2022-05-23 2022-05-23 Solar photovoltaic panel assembly Active CN114866003B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115463865A (en) * 2022-08-22 2022-12-13 武汉大学 Stretching type self-adaptation hinders photovoltaic board more and cleans machine people and carrying device thereof
CN117498769A (en) * 2023-11-26 2024-02-02 山东宏大建设集团有限公司 Connection structure of solar photovoltaic panel and building roof

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Publication number Priority date Publication date Assignee Title
CN213305322U (en) * 2020-08-19 2021-05-28 常熟市瑞德太阳能器材有限公司 Stable in structure locking solar photovoltaic board subassembly that moves
KR102335997B1 (en) * 2021-05-27 2021-12-08 한국건설기술연구원 Photovoltaic Power Generating System And Method for Operating the Same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN213305322U (en) * 2020-08-19 2021-05-28 常熟市瑞德太阳能器材有限公司 Stable in structure locking solar photovoltaic board subassembly that moves
KR102335997B1 (en) * 2021-05-27 2021-12-08 한국건설기술연구원 Photovoltaic Power Generating System And Method for Operating the Same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115463865A (en) * 2022-08-22 2022-12-13 武汉大学 Stretching type self-adaptation hinders photovoltaic board more and cleans machine people and carrying device thereof
CN115463865B (en) * 2022-08-22 2023-08-18 武汉大学 Stretching type self-adaptive obstacle-surmounting photovoltaic panel cleaning robot and carrying device thereof
CN117498769A (en) * 2023-11-26 2024-02-02 山东宏大建设集团有限公司 Connection structure of solar photovoltaic panel and building roof
CN117498769B (en) * 2023-11-26 2024-03-29 山东宏大建设集团有限公司 Connection structure of solar photovoltaic panel and building roof

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