CN112134515A - Photovoltaic module mounting structure and photovoltaic module system - Google Patents
Photovoltaic module mounting structure and photovoltaic module system Download PDFInfo
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- CN112134515A CN112134515A CN202011076192.6A CN202011076192A CN112134515A CN 112134515 A CN112134515 A CN 112134515A CN 202011076192 A CN202011076192 A CN 202011076192A CN 112134515 A CN112134515 A CN 112134515A
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- 230000008093 supporting effect Effects 0.000 claims abstract description 47
- 238000003825 pressing Methods 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 abstract description 11
- 238000006073 displacement reaction Methods 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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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
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
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- 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]
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- 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)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic module mounting structure and a photovoltaic module system, wherein the photovoltaic module mounting structure is used for mounting a plurality of photovoltaic modules and comprises an upper connecting piece and a lower connecting piece, the adjacent photovoltaic modules are arranged in a reverse inclined mode, upper frames of the adjacent photovoltaic modules are connected through the upper connecting piece, and lower frames of the photovoltaic modules are fixed through the lower connecting piece. The photovoltaic module mounting structure can convert downward pressure or upward tensile force applied to the photovoltaic module into force along the inclined direction of the photovoltaic module, convert shear stress applied to a frame of the photovoltaic module into tensile/compressive stress, obviously has better tensile capacity than shear resistance of a frame profile, can fully utilize the performance of materials to realize a supporting effect, does not need to be provided with other supporting structures, and greatly saves materials and mounting cost.
Description
Technical Field
The invention relates to the technical field of photovoltaic modules, in particular to a photovoltaic module mounting structure and a photovoltaic module system.
Background
In the construction of current photovoltaic power plant, all need use the support to support photovoltaic module, the mounting scheme that commonly uses includes that support piece supports, uses section bar support to support, flexible support installation etc. around the support piece.
By using the mounting structure of the front and rear supporting members, the downward pressure applied to the front surface of the photovoltaic module can be dispersed and transmitted to the front and rear supporting members, so that the front and rear supporting members need to have high strength, the structure is complex, and the production cost is high. In the installation scheme of the section bar bracket, similar problems exist, the front and rear upright posts of the section bar are pressed downwards, the yield deformation of the section bar is easily caused, the sectional area of the section bar is generally required to be increased in order to improve the mechanical property of the supporting structure, the installation scheme is complex in construction, and the material cost is high. In the installation scheme of the flexible support, the frame of the photovoltaic assembly is stressed downwards, the frame is easily subjected to yielding deformation, the photovoltaic assembly is subjected to downward force and the gravity of the assembly is finally transmitted to the two ends of the flexible rope to be concentrated, the anchoring points at the two ends need to have strong pretightening force, the flexible rope is also subjected to large pulling force all the time, and the risk of breaking is caused.
It can be seen that the existing photovoltaic module installation schemes all need to bear pressure through the support structure, which results in the overall cost of the installation scheme being increased and the support structure being easily damaged.
Disclosure of Invention
The invention solves the problem of how to design a photovoltaic module installation scheme which is easy to realize and low in cost.
In order to solve the above problems, the present invention provides a photovoltaic module mounting structure for mounting a plurality of photovoltaic modules, including an upper connecting member and a lower connecting member, wherein the upper connecting member and the lower connecting member are arranged in a reverse-inclined manner adjacent to each other, the upper frames of the adjacent photovoltaic modules are connected by the upper connecting member, and the lower frames of the photovoltaic modules fix the photovoltaic modules by the lower connecting member.
Compared with the prior art, the photovoltaic module mounting structure adopts a reverse inclined arrangement mode of adjacent photovoltaic modules, so that the adjacent photovoltaic modules are in a triangular structure, the structure can convert downward pressure or upward tensile force applied to the photovoltaic modules into force along the inclined direction of the photovoltaic modules, shear stress applied to the frame of the photovoltaic modules is converted into tensile/compressive stress, the tensile capacity of the frame section bar is obviously superior to the shear resistance capacity of the frame section bar, the self performance of materials can be fully utilized to realize the supporting effect, other supporting structures are not required to be arranged, and the materials and the mounting cost are greatly saved.
Optionally, the upper connecting piece comprises a first upper connecting piece and a second upper connecting piece, the first upper connecting piece is hinged to the second upper connecting piece, and the adjacent upper frame is fixedly connected with the first upper connecting piece and the second upper connecting piece respectively.
From this, it has hinge structure to go up the connecting piece, and adjacent last frame forms structure that can relatively rotate, and stress can not concentrate on photovoltaic module's apex angle position, has avoided last frame pressure too big and has damaged, and photovoltaic module atress time rotation of pin joint is absorbed the deformation of photovoltaic module frame, avoids photovoltaic module frame atress to warp.
Optionally, the upper connecting piece includes an upper pressing plate and an upper supporting plate, the upper pressing plate and the upper supporting plate are mounted on the upper side and the lower side of the adjacent upper frame and clamp the upper frame, the upper pressing plate has a first protruding block protruding towards the upper supporting plate, the upper supporting plate has a second protruding block protruding towards the upper pressing plate, and the first protruding block and the second protruding block are located in a gap between the adjacent upper frames.
From this, top board and top board are fixed with photovoltaic module's upper frame, and first lug and second lug play limiting displacement, and when photovoltaic module atress activity, the displacement of restriction photovoltaic module relative top board and top board guarantees triangle-shaped apex angle stable in structure.
Optionally, if the lower border of one photovoltaic module is adjacent to the lower border of another photovoltaic module, the lower connecting member connects the adjacent lower borders; and if the lower frame of one photovoltaic module is not adjacent to the lower frames of other photovoltaic modules, the lower connecting piece is only connected with the lower frame of the photovoltaic module.
Therefore, the adjacent lower frames are connected and fixed through the lower connecting piece, the lower frames are limited to move when the photovoltaic modules are stressed, and the mounting positions and the structures of the photovoltaic modules are kept fixed.
Optionally, the lower connecting piece includes a fixing plate, a first lower connecting piece and a second lower connecting piece, the first lower connecting piece and the second lower connecting piece are hinged to two sides of the fixing plate, and if a lower frame of one of the photovoltaic modules is adjacent to a lower frame of another one of the photovoltaic modules, the adjacent lower frames are respectively and fixedly connected to the first lower connecting piece and the second lower connecting piece; and if the lower frame of one photovoltaic module is not adjacent to the lower frames of other photovoltaic modules, the lower frame of the photovoltaic module is fixedly connected with the first lower connecting sheet or the second lower connecting sheet.
From this, lower connecting piece has hinge structure, and adjacent lower frame forms the structure that can rotate relatively, and stress can not concentrate on photovoltaic module's base angle position, has avoided lower frame pressure too big and damage, and the rotation of pin joint is absorbed the deformation of photovoltaic module frame when photovoltaic module atress, avoids photovoltaic module frame atress to warp.
Optionally, the lower connecting member includes a lower pressing plate and a lower supporting plate, the lower pressing plate and the lower supporting plate are mounted on the upper side and the lower side of the lower frame and clamp the lower frame, the lower pressing plate has a third protruding block protruding towards the lower supporting plate, the lower supporting plate has a fourth protruding block protruding towards the lower pressing plate, and if the lower frame of one photovoltaic module is adjacent to the lower frame of another photovoltaic module, the third protruding block and the fourth protruding block are located in a gap between the adjacent lower frames.
From this, holding down plate and bottom plate are fixed with photovoltaic module's lower frame, and third lug and fourth lug play limiting displacement, and when photovoltaic module atress activity, the displacement of restriction photovoltaic module relative holding down plate and bottom plate guarantees triangle-shaped base angle stable in structure.
The invention also provides a photovoltaic module system which comprises a plurality of photovoltaic modules and the photovoltaic module mounting structure, wherein the photovoltaic modules are arranged in an array manner, the adjacent photovoltaic modules in each row are arranged in a reverse inclined manner, the upper frames of the adjacent photovoltaic modules are connected through an upper connecting piece, the lower frames of the photovoltaic modules are fixed through a lower connecting piece, and each row of the photovoltaic modules are zigzag.
Compared with the prior art, each row of photovoltaic modules in the photovoltaic module system is in a sawtooth shape, the adjacent photovoltaic modules are in a triangular structure, downward pressure or upward pulling force applied to the photovoltaic modules is converted into force along the inclination direction of the photovoltaic modules, the self performance of materials can be fully utilized to realize a supporting effect, other supporting structures are not needed, and a large amount of materials and installation cost are saved.
Optionally, the photovoltaic module system includes a plurality of counterweights, and the lower connecting member is fixedly connected to the corresponding counterweights.
Therefore, the counterweight can offset the upward wind suction of the photovoltaic module, and can resist the horizontal force converted from the upward or downward force of the wind suction, the wind pressure and the snow pressure on the photovoltaic module by means of the friction force between the counterweight and the mounting surface.
Optionally, adjacent clump weights are connected through a flexible connecting rope.
From this, the pressure part that photovoltaic module received turns into the pulling force of flexible rope, and the extension of flexible rope can absorb the deformation of photovoltaic module frame, reduces the deformation of frame, and counter weight and photovoltaic module are netted through crisscross flexible rope even, have stronger stability ability and wind-resistant ability.
Optionally, the upper connecting member is connected to the corresponding weight block by a flexible pull-down rope.
From this, set up the counter weight in photovoltaic module top butt joint position to when guaranteeing that photovoltaic module receives the wind and inhales, can not blown and turn over.
Optionally, the photovoltaic module system includes various steel tiles, be equipped with anchor clamps on the lower connecting piece, the lower connecting piece pass through anchor clamps with various steel tiles fixed connection.
From this, anchor clamps can be directly with the flute fixed connection of various steel tile, and the photovoltaic module of being convenient for installs on various steel tile roof, lower connecting piece and various steel tile fixed connection, photovoltaic module receive wind pressure or can not remove when wind inhales.
Optionally, the roof structure comprises a roof surface or a ground surface, the lower connecting piece is provided with a fixing bolt, and the lower connecting piece is fixedly connected with the roof surface or the ground surface through the fixing bolt.
Therefore, the lower connecting piece is fixedly connected with the roof surface or the ground through the fixing bolt, firm connection is guaranteed, and the photovoltaic module cannot move when being subjected to wind pressure or wind suction.
Drawings
Fig. 1 is a schematic view of an installation layout of a photovoltaic module system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a photovoltaic module system according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of an installation layout of a photovoltaic module system according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a photovoltaic module system according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a schematic view of an installation layout of a photovoltaic module system according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a photovoltaic module system in an embodiment of the present invention;
FIG. 8 is a schematic view of an installation layout of a photovoltaic module system in an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a photovoltaic module system according to an embodiment of the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 9 at B;
FIG. 11 is an enlarged view of a portion of FIG. 9 at C;
FIG. 12 is a schematic structural view of a photovoltaic module system according to an embodiment of the present invention;
FIG. 13 is an enlarged view of a portion of FIG. 12 at D;
FIG. 14 is a schematic view of an installation layout of a photovoltaic module system according to an embodiment of the present invention;
FIG. 15 is a top perspective view of a photovoltaic module system in accordance with an embodiment of the present invention;
fig. 16 is a perspective view of a bottom structure of a photovoltaic module system in an embodiment of the present invention.
Description of reference numerals:
1-a photovoltaic module, 11-an upper frame, 12-a lower frame, 2-an upper connecting piece, 21-a first upper connecting piece, 22-a first upper baffle, 23-a second upper connecting piece, 24-a second upper baffle, 25-an upper pin shaft, 26-a pull ring, 3-a lower connecting piece, 31-a fixing plate, 32-a first lower connecting piece, 33-a first lower baffle, 34-a second lower connecting piece, 35-a second lower baffle, 36-a clamp, 37-a fixing bolt, 38-a lower pin shaft, 41-an upper pressing plate, 42-an upper supporting plate, 43-an upper limiting strip, 44-a first lug, 45-a second lug, 51-a lower pressing plate, 52-a lower supporting plate, 53-a lower limiting strip, 54-a third lug and 55-a fourth lug, 61-counterweight block, 62-connecting rope, 63-pulling rope, 64-color steel tile and 65-roof surface.
Detailed Description
In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", "left", "right", and the like in the embodiments indicate terms of orientation, and are used only for simplifying the positional relationship based on the drawings of the specification, and do not represent that the elements, devices, and the like indicated in the description must operate according to the specific orientation and the defined operation, method, and configuration, and such terms are not to be construed as limiting the present invention.
In the drawings of the embodiments of the present invention, a coordinate system XYZ is provided, in which a forward direction of an X axis represents a forward direction, a reverse direction of the X axis represents a backward direction, a forward direction of a Y axis represents an upward direction, a reverse direction of the Y axis represents a downward direction, a forward direction of a Z axis represents a right direction, and a reverse direction of the Z axis represents a left direction.
In the description herein, references to the terms "an embodiment," "one embodiment," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or implementation is included in at least one embodiment or example implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 16, an embodiment of the present invention provides a photovoltaic module system including a photovoltaic module mounting structure for mounting a plurality of photovoltaic modules 1. The photovoltaic module system comprises a plurality of photovoltaic modules 1 arranged in an array, and each row comprises at least two photovoltaic modules 1 arranged along the left-right direction. The photovoltaic modules 1 are inclined upwards or downwards along the left-right direction, the inclination directions of the adjacent photovoltaic modules 1 in each row are opposite, therefore, the adjacent photovoltaic modules 1 are of a triangular structure, and the photovoltaic modules 1 in the whole row are of a sawtooth shape.
Four frames are arranged on the peripheral edge of the photovoltaic component 1, one group of symmetrical frames extend along the front-back direction, and the other group of symmetrical frames are arranged in an upward or downward inclined mode along the left-right direction. Because photovoltaic module 1 slope setting, the frame that the definition extends and is located the upside along the fore-and-aft direction is upper frame 11, and the frame that extends and is located the downside along the fore-and-aft direction is lower frame 12. The upper frames 11 of the adjacent photovoltaic modules 1 constituting the upwardly convex triangular structure are thus close to each other, and the lower frames 12 of the adjacent photovoltaic modules 1 constituting the downwardly convex triangular structure are close to each other.
The photovoltaic module mounting structure comprises an upper connecting piece 2 and a lower connecting piece 3 which are respectively used for fixing an upper frame 11 and a lower frame 12. Specifically, the upper frame 11 of each photovoltaic module 1 in one row of photovoltaic modules 1 is adjacent to the upper frame 11 of another photovoltaic module 1, the adjacent upper frames 11 are connected through the upper connecting piece 2, and the upper connecting piece 2 fixes the vertex angle of the triangular structure to limit the movement of the upper frames 11 when the photovoltaic modules 1 are stressed. The lower frame 12 of the photovoltaic module 1 positioned in the middle of the row of photovoltaic modules 1 is adjacent to the lower frame 12 of another photovoltaic module 1, the lower connecting piece 3 positioned in the middle is connected with the adjacent lower frame 12, and the lower connecting piece 3 fixes the bottom corner of the triangular structure to limit the movement of the lower frame 12 when the photovoltaic module 1 is stressed; the lower frames 12 of the photovoltaic modules 1 at the left end and the right end of each row are not adjacent to the lower frames 12 of other photovoltaic modules 1, and the lower connecting pieces 3 at the left end and the right end are only connected with one lower frame 12 of the corresponding photovoltaic module 1. From this, the top angle and the base angle of the triangular structure are respectively fixed by the upper connecting piece 2 and the lower connecting piece 3, so that the triangular structure of the adjacent photovoltaic assembly 1 is stable.
In the photovoltaic module system provided by the embodiment of the invention, the adjacent photovoltaic modules 1 are arranged in a reverse inclined manner, so that the adjacent photovoltaic modules 1 are in a triangular structure, when the photovoltaic modules 1 are subjected to upward or downward force, the force can be converted into the force along the inclined direction of the photovoltaic modules 1, and the shear stress applied to the frame of the photovoltaic modules 1 is converted into tensile/compressive stress. Because the tensile capacity of the frame section is obviously superior to the shearing resistance capacity of the frame section, the saw-tooth structure can fully utilize the self performance of the material to realize the supporting effect, other supporting structures are not needed, and a large amount of materials and installation cost are saved.
As shown in fig. 1 and 2, the photovoltaic module system provided in the present embodiment includes a plurality of photovoltaic modules 1 and a roof surface 65. A plurality of photovoltaic modules 1 are arranged in an array. The photovoltaic modules 1 are inclined upwards or downwards along the left-right direction, the inclination directions of the adjacent photovoltaic modules 1 in each row are opposite, therefore, the adjacent photovoltaic modules 1 are of a triangular structure, and the photovoltaic modules 1 in the whole row are of a sawtooth shape.
The adjacent upper frames 11 of a row of photovoltaic modules 1 are connected through an upper connecting piece 2, the lower frames 12 are fixed on the roof surface 65 through lower connecting pieces 3, and the adjacent lower frames 12 are connected through a lower connecting piece 3. The top angle and the bottom angle of the triangular structure are respectively fixed by the upper connecting piece 2 and the lower connecting piece 3, so that the sawtooth structure of the photovoltaic module 1 is stable.
The lower connecting piece 3 comprises a fixing bolt 37, the fixing bolt 37 fastens the lower connecting piece 3 with the roof surface 65, firm connection is guaranteed, and the photovoltaic module 1 can resist wind pressure and wind absorption.
In other embodiments, the photovoltaic module 1 may be installed on the ground, and the lower connecting member 3 is fastened to the ground by the fixing bolt 37.
Further, in this embodiment, the upper connecting member 2 and the lower connecting member 3 are both hinged members, so that the adjacent photovoltaic modules 1 can rotate relatively, and it is ensured that upward or downward force applied to the photovoltaic modules 1 can be converted into force in the direction along the inclination of the photovoltaic modules 1 and force in the horizontal direction, thereby improving the stress capacity of the photovoltaic modules 1. The hinge structure can also absorb the deformation of the frame of the photovoltaic module 1, and the deformation of the frame is reduced.
In other embodiments, the upper connecting piece 2 and the lower connecting piece 3 can also not use a hinge structure, but select a fixed supporting structure, so that the adjacent photovoltaic modules 1 cannot displace, the structure stability is ensured, and the pressure resistance is strong.
Referring to fig. 3 to 5, the photovoltaic module system provided by this embodiment includes color steel tiles 64, and the photovoltaic modules 1 arranged in an array are fixed on the roof of the color steel tiles 64. The lower part of each lower connecting piece 3 is provided with a clamp 36, the clamp 36 is used for clamping the corrugation of the color steel tile 64, and the lower connecting piece 3 is fixedly connected with the clamp 36. Connecting piece 3 can directly be connected with various steel tile 64 down like this, installs photovoltaic module 1 on various steel tile 64 roof, installation convenient operation, and the location is reliable, and photovoltaic module 1 can resist wind pressure and wind and inhale.
Referring to fig. 6 and 7, the difference from the above embodiments is that the photovoltaic module system of the present embodiment includes a plurality of counterweights 61, and the photovoltaic module system can be integrally placed on a roof or a ground without additional fixing and installation operations.
The photovoltaic modules 1 are arranged in an array, the photovoltaic modules 1 are inclined upwards or downwards along the left-right direction, the inclination directions of the adjacent photovoltaic modules 1 in each row are opposite, therefore, the adjacent photovoltaic modules 1 are of a triangular structure, and the photovoltaic modules 1 in the whole row are in a sawtooth shape. The adjacent upper frames 11 in one row of photovoltaic modules 1 are connected through upper connecting pieces 2, the lower frames 12 are fixed through lower connecting pieces 3, and the adjacent lower frames 12 are connected through one lower connecting piece 3. The upper and lower connectors 2 and 3 are hinge elements or fixed support structures.
Lower connecting piece 3 and the balancing weight 61 fixed connection that corresponds, every lower connecting piece 3 can with a balancing weight 61 fixed connection, a plurality of lower connecting pieces 3 also can with same balancing weight 61 fixed connection. The weight 61 can counteract the upward wind absorption of the photovoltaic module 1 by its own gravity, and the weight 61 can generate friction with the installation surface to resist the horizontal force converted from the upward and downward forces generated by wind absorption, wind pressure and snow pressure on the photovoltaic module 1, thereby preventing the photovoltaic module 1 from moving.
With reference to fig. 8 to 11, on the basis of the above embodiments, the photovoltaic module system of the present embodiment includes a connecting rope 62, and the connecting rope 62 is disposed between the counterweights 61 for providing a pulling force and enhancing the overall stability of the system.
Specifically, the photovoltaic module system comprises a plurality of photovoltaic modules 1 arranged in an array, the photovoltaic modules 1 are inclined upwards or downwards along the left-right direction, the inclination directions of the adjacent photovoltaic modules 1 in each row are opposite, therefore, the adjacent photovoltaic modules 1 are of a triangular structure, and the photovoltaic modules 1 in the whole row are of a sawtooth shape. Adjacent upper frame 11 passes through upper connecting piece 2 to be connected in one row of photovoltaic module 1, and lower frame 12 is fixed through lower connecting piece 3, and adjacent lower frame 12 connects through a lower connecting piece 3, and upper connecting piece 2 and lower connecting piece 3 are the articulated elements. Each lower connecting member 3 is fixedly connected to a corresponding weight 61, and adjacent weights 61 in each row are connected by a flexible connecting rope 62.
The photovoltaic module system of this embodiment utilizes articulated mode, changes the pressure conduction that photovoltaic module 1 received into along the pressure of photovoltaic module 1 incline direction to the frame section bar, and then transmits to balancing weight 61, converts the outside thrust and the trend of moving of balancing weight 61 into, because the pulling of connecting rope 62 is fixed at this moment, eliminates outside thrust and the trend of moving of balancing weight 61. When photovoltaic module 1 receives the wind-force to inhale, can transmit ascending pulling force to connecting piece 3 and balancing weight 61 down along photovoltaic module 1 frame on for balancing weight 61 has the inboard trend of moving, and then is eliminated by the frictional force of balancing weight 61 and installation face. When photovoltaic module 1 atress, go up the rotation of connecting piece 2 and 3 pin joints of lower connecting piece and the deformation of flexible connection rope 62, take up the deformation of photovoltaic module 1 frame, reduce the atress deformation of frame, extension photovoltaic module 1 life.
Referring to fig. 10, the upper connecting member 2 of this embodiment includes a first upper connecting piece 21 and a second upper connecting piece 23, and the first upper connecting piece 21 and the second upper connecting piece 23 are hinged by an upper pin 25 to form a structure capable of rotating relatively. The adjacent upper frames 11 on two sides are respectively fixedly connected with the first upper connecting sheet 21 and the second upper connecting sheet 23, and the first upper connecting sheet 21 and the second upper connecting sheet 23 support the corresponding upper frames 11, so that the adjacent upper frames 11 can rotate relatively. The first upper connecting piece 21 is provided with a first upper baffle 22 protruding upwards, the second upper connecting piece 23 is provided with a second upper baffle 24 protruding upwards, and the first upper baffle 22 and the second upper baffle 24 are used for limiting, so that the first upper connecting piece 21 and the second upper connecting piece 23 are conveniently positioned and assembled with the corresponding upper frame 11. Stress can not concentrate on the apex angle position of triangle-shaped structure when articulated structure's last connecting piece 2 makes photovoltaic module 1 atress, avoids apex angle position frame local pressure too big and damage.
Referring to fig. 11, the lower connecting member 3 of the present embodiment includes a fixing plate 31, a first lower connecting piece 32 and a second lower connecting piece 34, the first lower connecting piece 32 and the second lower connecting piece 34 are respectively hinged to two sides of the fixing plate 31 by a lower pin 38, and the first lower connecting piece 32 and the second lower connecting piece 34 can rotate relative to the fixing plate 31. The adjacent two side lower frames 12 are respectively fixedly connected with the first lower connecting sheet 32 and the second lower connecting sheet 34, and the first lower connecting sheet 32 and the second lower connecting sheet 34 support the corresponding lower frame 12, so that the adjacent lower frames 12 form a structure capable of rotating relatively. The lower frames 12 of the photovoltaic modules 1 at the left and right ends of each row are not adjacent to the lower frames 12 of the other photovoltaic modules 1, and are connected to the first lower connecting piece 32 or the second lower connecting piece 34 of the lower connecting piece 3 at the left and right ends. The first lower connecting piece 32 is provided with a first lower baffle 33 protruding upwards, the second lower connecting piece 34 is provided with a second lower baffle 35 protruding upwards, and the first lower baffle 33 and the second lower baffle 35 are used for limiting, so that the first lower connecting piece 32 and the second lower connecting piece 34 can be conveniently positioned and assembled with the corresponding lower frame 12. The lower connecting piece 3 of the hinged structure enables stress of the photovoltaic assembly 1 not to be concentrated at the base angle position of the triangular structure when the photovoltaic assembly is stressed, and damage caused by overlarge local pressure of a frame at the base angle position is avoided.
With reference to fig. 12 and 13, on the basis of the above embodiments, the photovoltaic module system of the present embodiment adds a weight block 61, the lower portion of the upper connecting member 2 is provided with a pull ring 26, the pull ring 26 is connected with the weight block 61 through a pull-down rope 63, and each upper connecting member 2 is connected with the corresponding weight block 61 through a flexible pull-down rope 63.
The photovoltaic module system of this embodiment sets up balancing weight 61 in 1 apex angle butt joint position of photovoltaic module, can improve the stability of triangle-shaped apex angle structure, can not blown when guaranteeing that photovoltaic module 1 receives the wind and inhales and turn over.
The corresponding balancing weight 61 is also arranged below each lower connecting piece 3 and used for resisting the force generated by wind suction, wind pressure and snow pressure on the photovoltaic module 1. Connect through flexible connection rope 62 between the adjacent balancing weight 61, whole structure system passes through upper junction piece 2, lower junction piece 3, photovoltaic module 1 and connects rope 62 interconnect, establishes ties into network structure, and the power that receives everywhere all can transmit dispersion to whole structure system in the net, can not cause pressure to concentrate on locally, makes overall structure have stronger stability.
Referring to fig. 14 to 16, the photovoltaic module system of the present embodiment is different from the above embodiments in that the upper connecting member 2 and the lower connecting member 3 in the present embodiment are fixed support structures.
Referring to fig. 15, the upper connecting member 2 includes an upper pressing plate 41 and an upper supporting plate 42, upper limiting strips 43 protruding upward are disposed on both sides of the upper supporting plate 42, the upper pressing plate 41 has a first protrusion 44 protruding downward, and the upper supporting plate 42 has a second protrusion 45 protruding upward. When the upper connecting piece 2 is assembled with the photovoltaic module 1, the upper pressing plate 41 and the upper supporting plate 42 are installed on the upper side and the lower side of the adjacent upper frame 11, the upper frame 11 on the two sides of the upper supporting plate 42 is clamped by the limiting strips 43 on the two sides, the upper pressing plate 41 and the upper supporting plate 42 are connected through bolts and clamp the upper frame 11, and the first lug 44 and the second lug 45 enter the gap of the adjacent upper frame 11. The upper pressing plate 41 and the upper supporting plate 42 fix the upper frame 11 of the photovoltaic assembly 1, when the photovoltaic assembly 1 is stressed and movable, the upper frame 11 can be abutted against the first lug 44 and the second lug 45, the first lug 44 and the second lug 45 play a limiting role, the displacement of the photovoltaic assembly 1 relative to the upper pressing plate 41 and the upper supporting plate 42 is limited, and the stability of a triangular vertex angle structure is guaranteed.
Referring to fig. 16, the lower connecting member 3 includes a lower pressing plate 51 and a lower supporting plate 52, wherein lower limiting strips 53 protruding upward are disposed on both sides of the lower supporting plate 52, the lower pressing plate 51 has third protrusions 54 protruding downward, and the lower supporting plate 52 has fourth protrusions 55 protruding upward. When the lower connecting piece 3 is assembled with the photovoltaic assembly 1, the lower pressing plate 51 and the lower supporting plate 52 are installed on the upper side and the lower side of the lower frame 12, the lower limiting strip 53 on the lower supporting plate 52 clamps the lower frame 12 on one side or two sides for positioning, the lower pressing plate 51 and the lower supporting plate 52 are connected through bolts and clamp the lower frame 12, the lower frames 12 of the two photovoltaic assemblies 1 are adjacent, the third protruding block 54 and the fourth protruding block 55 enter a gap of the adjacent lower frame 12, the lower frame 12 of the photovoltaic assembly 1 is not adjacent to the lower frames 12 of other photovoltaic assemblies 1, and the third protruding block 54 and the fourth protruding block 55 are located on one side of the lower frame 12. The lower frame 12 of the photovoltaic assembly 1 is fixed by the lower pressing plate 51 and the lower supporting plate 52, when the photovoltaic assembly 1 is stressed and moved, the lower frame 12 can be abutted against the third protruding block 54 and the fourth protruding block 55, the third protruding block 54 and the fourth protruding block 55 play a limiting role, the displacement of the photovoltaic assembly 1 relative to the lower pressing plate 51 and the lower supporting plate 52 is limited, and the stability of the triangular bottom corner structure is ensured.
Every goes up connecting piece 2 and is connected with corresponding balancing weight 61 through pull-down rope 63, every lower connecting piece 3 also with corresponding balancing weight 61 fixed connection, and connect through flexible connecting rope 62 between the adjacent balancing weight 61, balancing weight 61 and photovoltaic module 1 are netted through crisscross flexible rope even, have stronger stability ability and wind-resistant ability.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (12)
1. The utility model provides a photovoltaic module mounting structure for the installation of a plurality of photovoltaic module (1), its characterized in that includes connecting piece (2) and lower connecting piece (3), and is adjacent photovoltaic module (1) reverse slope sets up, and is adjacent last frame (11) of photovoltaic module (1) pass through go up connecting piece (2) and connect, the lower frame (12) of photovoltaic module (1) pass through lower connecting piece (3) are fixed.
2. The photovoltaic module mounting structure according to claim 1, wherein the upper connecting member (2) includes a first upper connecting piece (21) and a second upper connecting piece (23), the first upper connecting piece (21) and the second upper connecting piece (23) are hinged, and the adjacent upper frames (11) are fixedly connected with the first upper connecting piece (21) and the second upper connecting piece (23), respectively.
3. The photovoltaic module mounting structure according to claim 1, wherein the upper connecting member (2) includes an upper pressing plate (41) and an upper supporting plate (42), the upper pressing plate (41) and the upper supporting plate (42) are mounted adjacent to upper and lower sides of the upper frame (11) and clamp the upper frame (11), the upper pressing plate (41) has a first protrusion (44) protruding toward the upper supporting plate (42), the upper supporting plate (42) has a second protrusion (45) protruding toward the upper pressing plate (41), and the first protrusion (44) and the second protrusion (45) are located in a gap between the adjacent upper frames (11).
4. The photovoltaic module mounting structure according to claim 1, wherein if a lower frame (12) of one photovoltaic module (1) is adjacent to a lower frame (12) of another photovoltaic module (1), the lower connecting member (3) connects the adjacent lower frames (12); if the lower frame (12) of one photovoltaic module (1) is not adjacent to the lower frames (12) of the other photovoltaic modules (1), the lower connecting piece (3) is only connected with the lower frame (12) of the photovoltaic module (1).
5. The photovoltaic module mounting structure according to claim 4, wherein the lower connecting member (3) comprises a fixing plate (31), a first lower connecting piece (32) and a second lower connecting piece (34), the first lower connecting piece (32) and the second lower connecting piece (34) are hinged to two sides of the fixing plate (31), if the lower frame (12) of one photovoltaic module (1) is adjacent to the lower frame (12) of the other photovoltaic module (1), the adjacent lower frames (12) are fixedly connected with the first lower connecting piece (32) and the second lower connecting piece (34) respectively; if the lower frame (12) of one photovoltaic module (1) is not adjacent to the lower frames (12) of the other photovoltaic modules (1), the lower frame (12) is fixedly connected with the first lower connecting sheet (32) or the second lower connecting sheet (34).
6. The photovoltaic module mounting structure according to claim 4, wherein the lower connecting member (3) includes a lower pressing plate (51) and a lower supporting plate (52), the lower pressing plate (51) and the lower supporting plate (52) are mounted on upper and lower sides of the lower frame (12) and clamp the lower frame (12), the lower pressing plate (51) has a third protrusion (54) protruding toward the lower supporting plate (52), the lower supporting plate (52) has a fourth protrusion (55) protruding toward the lower pressing plate (51), and if the lower frame (12) of one photovoltaic module (1) is adjacent to the lower frame (12) of another photovoltaic module (1), the third protrusion (54) and the fourth protrusion (55) are located in a gap between the adjacent lower frames (12).
7. A photovoltaic module system comprising a plurality of photovoltaic modules (1) and a photovoltaic module mounting structure according to any one of claims 1 to 6, wherein the plurality of photovoltaic modules (1) are arranged in an array, the adjacent photovoltaic modules (1) are arranged in each row in a reverse-inclined manner, the upper frames (11) of the adjacent photovoltaic modules (1) are connected by upper connecting members (2), the lower frames (12) of the photovoltaic modules (1) are fixed by lower connecting members (3), and each row of the photovoltaic modules is zigzag.
8. Photovoltaic module system according to claim 7, comprising a plurality of counterweights (61), the lower connecting member (3) being fixedly connected to the corresponding counterweights (61).
9. The pv assembly system according to claim 8, wherein the adjacent counterweights (61) are connected by flexible connecting cables (62).
10. Photovoltaic module system according to claim 8, characterized in that the upper connector (2) is connected to the corresponding counterweight (61) by means of a flexible pull-down cord (63).
11. The photovoltaic assembly system according to claim 7, comprising color steel tiles (64), wherein the lower connecting member (3) is provided with a clamp (36), and the lower connecting member (3) is fixedly connected with the color steel tiles (64) through the clamp (36).
12. The photovoltaic module system according to claim 7, comprising a roof surface (65) or a ground surface, wherein the lower connecting member (3) is provided with a fixing bolt (37), and the lower connecting member (3) is fixedly connected with the roof surface (65) or the ground surface through the fixing bolt (37).
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| CN202011076192.6A CN112134515A (en) | 2020-10-10 | 2020-10-10 | Photovoltaic module mounting structure and photovoltaic module system |
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| CN202011076192.6A CN112134515A (en) | 2020-10-10 | 2020-10-10 | Photovoltaic module mounting structure and photovoltaic module system |
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