CN209881697U

CN209881697U - Briquetting and contain its roof photovoltaic system

Info

Publication number: CN209881697U
Application number: CN201920678340.8U
Authority: CN
Inventors: 杨颖�; 李红军; 闫少仕
Original assignee: Arctech Solar Holding Co Ltd
Current assignee: Arctech Solar Holding Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2019-12-31
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a briquetting and contain its roof photovoltaic system, the briquetting includes: pressing a plate; and two side plates arranged on two opposite sides of the pressure plate; the two side plates are abutted against the same surface of the pressing plate; the pressing plate and the two side plates are jointly encircled to form a clamping groove; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a pressing sheet for pressing the photovoltaic module; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a clamping part for clamping the photovoltaic module; the bottom that the preforming is close to the draw-in groove sets up, and joint portion is close to the opening setting of draw-in groove. The utility model has the advantages that the upper surface of the photovoltaic module is damaged without perforation, the water leakage phenomenon is avoided, and the failure phenomenon of the photovoltaic module caused by rainwater entering the photovoltaic module due to perforation is also avoided; reduced the utility model discloses a cost of construction and later maintenance cost, it is firm reliable, the wind resistance performance is superior.

Description

Briquetting and contain its roof photovoltaic system

Technical Field

The utility model relates to a roof photovoltaic technology field indicates a briquetting and contain its roof photovoltaic system especially.

Background

In modern society, people are pursuing more and more comfortable building environments, and energy consumption of building heating and air conditioning is increasing day by day. In developed countries, building energy accounts for 30% -40% of national total energy consumption, and certain restriction on economic development is formed. Therefore, Building Integrated Photovoltaics (BIPV) has come into play.

Photovoltaic modules in the existing roof photovoltaic system are generally fixed on building roofs by screws, but when the photovoltaic modules are installed on the building roofs, due to the fact that machining errors or construction do not reach standards, water leakage is prone to occurring at the positions of the screws of the fastening module pressing blocks. And impact on the photovoltaic assembly caused by beating of the screw and oxidation and rusting of the screw due to water immersion in the using process are not beneficial to stability and firmness of the photovoltaic system, so that the service life of the photovoltaic system is shortened, and the maintenance cost of the photovoltaic system is greatly increased. Therefore, those skilled in the art are eagerly waited to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims at providing a briquetting and contain its roof photovoltaic system, the utility model discloses need not to destroy the upper surface of photovoltaic module because of perforating like prior art, avoided the phenomenon of leaking that appears because of perforating, also avoided the photovoltaic module to break down because of the rainwater that enters into itself because of perforating simultaneously; greatly reduced the utility model discloses a cost of construction and later maintenance cost, and firm reliable, roof photovoltaic system wind resistance can be superior.

The utility model provides a technical scheme as follows:

a briquette, comprising:

pressing a plate; the two side plates are arranged on two opposite sides of the pressing plate; the two side plates are abutted against the same surface of the pressing plate; the pressing plate and the two side plates are jointly encircled to form a clamping groove; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a pressing sheet for pressing the photovoltaic module; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a clamping part for clamping the photovoltaic module; the pressing sheet is close to the bottom of the clamping groove, and the clamping portion is close to the opening of the clamping groove.

Among this technical scheme, thereby the fixed of photovoltaic module has been realized to joint portion joint photovoltaic module through the preforming pressfitting photovoltaic module of briquetting and briquetting, including briquetting and the bearing structure's that is used for supporting photovoltaic module block, thereby photovoltaic module and bearing structure's fixed connection has been realized, the briquetting has been avoided perforating through the connecting piece (like the screw, screw etc.) and has been realized being connected of photovoltaic module and bearing structure, the phenomenon of leaking of connecting piece department has been avoided, the while has been avoided the perforation department because of soaking the rainwater and oxidizing the photovoltaic module that rusts and arouse fixed not firm and the high-dimensional cost that the later stage arouses. Preferably, the pressing piece realizes the pressing and fixing of the photovoltaic module from the upper surface of the photovoltaic module, and the clamping part realizes the fixing of the photovoltaic module from the lower part, so that the fixing of the photovoltaic module is effectively ensured, the wind resistance of a roof photovoltaic system is ensured, and the adverse effects of warping, displacement and the like of the photovoltaic module are avoided; preferably, the utility model avoids damaging the upper surface of the photovoltaic module due to perforation as in the prior art, avoids water leakage due to perforation, and avoids failure of the photovoltaic module due to rainwater entering the photovoltaic module due to perforation; greatly reduced the utility model discloses a cost of construction and later maintenance cost, and firm reliable, roof photovoltaic system wind resistance can be superior.

Further preferably, the clamping portion pierces through a metal frame of the photovoltaic module to achieve contact connection between the clamping portion and the metal frame.

Among this technical scheme, thereby pierce through the briquetting and pierce through photovoltaic module's metal frame and realize metal frame, briquetting and bearing structure's electricity and connect, through setting up bearing structure ground connection, thereby realize the safety requirement that photovoltaic module frame must ground connection, thereby avoided among the prior art each photovoltaic module all to ground connection, greatly reduced roof photovoltaic system's ground connection complexity, reduced earth connection and fastening material and site operation cost, simplified roof photovoltaic system's the degree of difficulty of buildding and flow greatly.

Further preferably, a clamping piece is arranged on the inner side of one side of the side plate close to the clamping groove; the card and the side plate are arranged at an angle.

Among this technical scheme, further consolidate briquetting and bearing structure's connection fastening nature and firm nature through the card, improved roof photovoltaic system's wind resistance performance greatly.

Further preferably, the end part of the card, which is far away from one side of the side plate, is provided with a limiting part; and/or the card is formed by bending a part of the side plate towards the inside of the clamping groove, and the end part of the card, which is far away from one side of the side plate, is arranged close to the bottom of the clamping groove.

Among this technical scheme, increased the fastening nature and the firm nature that briquetting and bearing structure are connected through spacing portion, improved roof photovoltaic system's wind resistance performance greatly. More excellent, set up the card into a part of curb plate to reduce the weight and the structure complexity of briquetting, reduced the utility model discloses a manufacturing cost and construction cost.

Further preferably, the pressing sheet is an elastic member; and/or, the briquetting is provided with a plurality of the tabletting; and/or a through hole is formed in the position, corresponding to the pressing sheet, of the side plate.

Among this technical scheme, the preforming sets to the elastic component and makes preforming and photovoltaic module's contact become the flexonics, has improved the utility model discloses the flatness of photovoltaic module installation has been ensured to machining error and installation error's tolerance. More excellent, improve briquetting pressfitting photovoltaic module's fixity and firm nature through setting up a plurality of preforming. More excellent, through the setting of through-hole greatly reduced the weight of briquetting, practiced thrift the manufacturing cost of briquetting.

The utility model also discloses a roof photovoltaic system, include:

the photovoltaic module comprises a pressing block, a plurality of photovoltaic modules and a supporting structure;

the pressing block comprises a pressing plate; the two side plates are arranged on two opposite sides of the pressing plate; the two side plates are abutted against the same surface of the pressing plate; the pressing plate and the two side plates are jointly encircled to form a clamping groove; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a pressing sheet for pressing the photovoltaic module; the outer side wall of one side of the side plate, which is far away from the clamping groove, is provided with a clamping part for clamping the photovoltaic module; the pressing sheet is arranged close to the bottom of the clamping groove, and the clamping part is arranged close to the opening of the clamping groove;

the supporting structures extend along the down-slope direction and are laid on the roof at intervals, and the photovoltaic modules are arranged on first bearing parts of two adjacent supporting structures; the clamping groove is clamped on the middle supporting part of the supporting structure, so that the pressing sheet is pressed on the upper surface of the photovoltaic assembly, and the clamping part is clamped with the photovoltaic assembly.

Among this technical scheme, thereby the fixed of photovoltaic module has been realized to joint portion joint photovoltaic module through the preforming pressfitting photovoltaic module of briquetting and briquetting, including briquetting and bearing structure's block, thereby photovoltaic module and bearing structure's fixed connection has been realized, the briquetting has been avoided perforating through the connecting piece (like screw, screw etc.) and has been realized being connected of photovoltaic module and bearing structure, the phenomenon of leaking of connecting piece department has been avoided, the perforation department has been avoided simultaneously because of soaking the rainwater and oxidizing the photovoltaic module that rusts and arouse fixed not firm and the later stage high-dimensional repair cost that arouses. Preferably, the pressing piece realizes the pressing and fixing of the photovoltaic module from the upper surface of the photovoltaic module, and the clamping part realizes the fixing of the photovoltaic module from the lower part, so that the fixing of the photovoltaic module is effectively ensured, the wind resistance of a roof photovoltaic system is ensured, and the adverse effects of warping, displacement and the like of the photovoltaic module are avoided; preferably, the utility model avoids damaging the upper surface of the photovoltaic module due to perforation as in the prior art, avoids water leakage due to perforation, and avoids failure of the photovoltaic module due to rainwater entering the photovoltaic module due to perforation; greatly reduced the utility model discloses a cost of construction and later maintenance cost, and firm reliable, roof photovoltaic system wind resistance can be superior.

Further preferably, a clamping piece is arranged on the inner side of one side of the side plate close to the clamping groove; the card and the side plate are arranged at an angle; the cross section of the supporting structure is of a convex structure and comprises a left supporting part, a middle supporting part and a right supporting part which are integrally formed; the cross section of the middle supporting part is of an inverted U-shaped structure and comprises a first side, a second side and a third side which are sequentially connected, and the second side forms a closed end of the middle supporting part; card slots for clamping the cards are formed in the outer side walls of the first edge and the third edge; the left support portion and the right support portion form the first bearing portion.

Among this technical scheme, further consolidate briquetting and bearing structure's connection fastening nature and firm nature through the card, improved roof photovoltaic system's wind resistance performance greatly. More excellent, through setting bearing structure's cross-sectional structure to bilateral symmetry, improved bearing structure's the atress condition, improved the stability and the fastness that set up in the photovoltaic module of bearing structure both sides.

Further preferably, the photovoltaic module water guide structure further comprises a water guide structure, the water guide structure comprises a longitudinal water guide plate extending along the downslope direction, and a water guide groove is formed in the splicing position of the photovoltaic module on the two sides of the longitudinal water guide plate.

Among this technical scheme, accept the rainwater that leaks in photovoltaic module concatenation department through the water guide structure, avoided the phenomenon of leaking that roof photovoltaic system appears, guarantee indoor aridity and comfort level.

Further preferably, the water guide structure further comprises a transverse water guide plate extending along a first direction, and the first direction is perpendicular to the down slope direction; the transverse water guide plate is arranged below the contact position of two adjacent photovoltaic assemblies and is communicated with the longitudinal water guide plate; and/or the supporting structure is the longitudinal water guide plate.

Among this technical scheme, the realization that consequently the installation gap exists and leak between the photovoltaic module of following the first direction setting has effectively been avoided in setting up of horizontal water deflector, and the rainwater between the photovoltaic module that horizontal water deflector will set up along the first direction is collected, and then derives through vertical water deflector, ensures that roof photovoltaic system does not have the water leakage phenomenon.

Among this technical scheme, come bearing photovoltaic module through vertical water guide plate for vertical water guide plate has simplified structure, step, the time of buildding of this BIPV promptly in an organic whole, and then has simplified the process of buildding, guarantees construction period, has reduced the cost of buildding simultaneously, has improved this BIPV's price/performance ratio greatly.

Further preferably, the clamping portion pierces through a metal frame of the photovoltaic module to achieve contact connection between the clamping portion and the metal frame; electrically connecting the metal frame, the compact, and the support structure; the supporting structure is arranged in a grounding mode; and/or the pressing sheet is an elastic piece; and/or, the briquetting is provided with a plurality of the tabletting; and/or a through hole is formed in the position, corresponding to the pressing sheet, of the side plate; and/or a longitudinal sealing strip is arranged between the photovoltaic module and the first supporting part; and/or two adjacent photovoltaic modules are clamped with a transverse sealing strip at the contact position along a first direction, and the first direction is vertical to the down slope direction.

Among this technical scheme, the preforming sets to the elastic component and makes preforming and photovoltaic module's contact become the flexonics, has improved the utility model discloses the flatness of photovoltaic module installation has been ensured to machining error and installation error's tolerance. More excellent, improve briquetting pressfitting photovoltaic module's fixity and firm nature through setting up a plurality of preforming. More excellent, through the setting of through-hole greatly reduced the weight of briquetting, practiced thrift the manufacturing cost of briquetting. More excellent, through setting up vertical sealing strip and guaranteed the fastening nature and the leakproofness that photovoltaic module and bearing structure are connected. More preferably, the tightness of connection between the photovoltaic modules arranged along the first direction is increased through the transverse sealing strips, the tightness of the roof photovoltaic system is improved, and the water leakage probability of the roof photovoltaic system is reduced.

The utility model provides a pair of briquetting and contain its roof photovoltaic system can bring following at least one beneficial effect:

1. the utility model discloses in, thereby the joint portion joint photovoltaic module through the preforming pressfitting photovoltaic module of briquetting and briquetting has realized photovoltaic module's fixed, block and bearing structure's block in addition, thereby photovoltaic module and bearing structure's fixed connection has been realized, avoided the briquetting to perforate through the connecting piece (like screw, screw etc.) and realize being connected of photovoltaic module and bearing structure, the phenomenon of leaking of connecting piece department has been avoided, avoided simultaneously that the perforation department is because of soaking the rainwater fixed not firm of photovoltaic module that the oxidation rusty arouses and the high-dimensional cost of repairing that the later stage arouses. Preferably, the pressing piece realizes the pressing and fixing of the photovoltaic module from the upper surface of the photovoltaic module, and the clamping part realizes the fixing of the photovoltaic module from the lower part, so that the fixing of the photovoltaic module is effectively ensured, the wind resistance of a roof photovoltaic system is ensured, and the adverse effects of warping, displacement and the like of the photovoltaic module are avoided; preferably, the utility model avoids damaging the upper surface of the photovoltaic module due to perforation as in the prior art, avoids water leakage due to perforation, and avoids failure of the photovoltaic module due to rainwater entering the photovoltaic module due to perforation; greatly reduced the utility model discloses a cost of construction and later maintenance cost, and firm reliable, roof photovoltaic system wind resistance can be superior.

2. The utility model discloses in, thereby pierce through the briquetting and realize metal frame, briquetting and bearing structure's electricity connection, through setting up bearing structure ground connection, thereby realize the safety requirement that the photovoltaic module frame must ground connection, thereby avoided among the prior art each photovoltaic module all to ground connection, greatly reduced roof photovoltaic system's ground connection complexity, reduced earth connection and fastening material and site operation cost, simplified roof photovoltaic system's the degree of difficulty of buildding and flow greatly.

Drawings

The above-mentioned characteristics, technical features, advantages and realisation of the compact and the rooftop photovoltaic system comprising it will be further explained in a clearly understandable way with reference to the following description of preferred embodiments, with reference to the attached drawings.

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

FIG. 2 is a front view structural schematic of FIG. 1;

FIG. 3 is a schematic left side view of the structure of FIG. 1;

fig. 4 is a schematic structural view of a first embodiment of the rooftop photovoltaic system of the present invention;

fig. 5 is a schematic structural view of a second embodiment of the rooftop photovoltaic system of the present invention;

fig. 6 is a schematic structural view of a third embodiment of the rooftop photovoltaic system of the present invention;

fig. 7 is a schematic structural view of a fourth embodiment of the rooftop photovoltaic system of the present invention;

fig. 8 is a schematic structural view of a first embodiment of the longitudinal water deflector of the present invention;

FIG. 9 is a schematic cross-sectional view of FIG. 8;

fig. 10 is a schematic structural view of a second embodiment of the longitudinal water deflector of the present invention;

FIG. 11 is a schematic cross-sectional view of FIG. 10;

FIG. 12 is a schematic view of the structure of one embodiment of the longitudinal sealing tape;

fig. 13 is a schematic structural view of an embodiment of the transverse water deflector of the present invention;

FIG. 14 is a schematic cross-sectional view of FIG. 13;

fig. 15 is a schematic structural view of an embodiment of the cross sealing strip of the present invention;

fig. 16 is a schematic cross-sectional view of fig. 15.

The reference numbers illustrate:

1. pressing block, 11, pressing plate, 12, side plate, 121, through hole, 13, clamping groove, 14, pressing sheet, 15, clamping part, 16, clamping piece, 161, limiting part, 2, photovoltaic module, 21, photovoltaic panel, 22, metal frame, 3, water guiding structure, 31, longitudinal water guiding plate, 311, longitudinal sealing strip, 3111, sawtooth surface, 3112, contact surface, 316, left support part, 3161, fourth edge, 3162, fifth edge, 3163, sixth edge, 3164, second extending edge, 317, middle support part, 3171, first edge, 31711, clamping groove, 3172, second edge, 3173, third edge, 3174, first extending edge, 318, right support part, 32, transverse water guiding plate, 321, transverse sealing strip, 3211, first straight edge, 3212, second straight edge, 3213, 3214 channel, 322, bottom surface, first side wall, 324, second side wall, 326, first barbed clamping edge, 325, 327. a first drainage edge 328.

Detailed Description

In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure of the product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In a first embodiment, as shown in fig. 1-3, a compact, comprising: a platen 11; and two side plates 12 arranged on two opposite sides of the pressing plate 11; the two side plates 12 abut against the same surface of the pressing plate 11; the pressing plate 11 and the two side plates 12 are jointly surrounded to form a clamping groove 13; the outer side wall of the side plate 12, which is far away from one side of the clamping groove, is provided with a pressing sheet 14 for pressing the photovoltaic module 2; the outer side wall of the side plate 12, which is far away from one side of the clamping groove 13, is provided with a clamping part 15 for clamping the photovoltaic module 2; the pressing piece 14 is arranged near the bottom of the clamping groove 13, and the clamping portion 15 is arranged near the opening of the clamping groove 13. In practical application, thereby briquetting 1's 14 pressfitting photovoltaic module 2 of preforming and briquetting 1's 15 joint photovoltaic module 2 of joint portion have realized photovoltaic module 2's fixed, including briquetting 1 and bearing structure's block, thereby photovoltaic module 2 and bearing structure's fixed connection has been realized, it realizes photovoltaic module 2 and bearing structure's being connected to have avoided briquetting 1 to perforate through the connecting piece (like the screw, the screw etc.), the phenomenon of leaking of connecting piece department has been avoided, photovoltaic module 2 that perforation department causes because of soaking the rainwater oxidation rust is fixed not firm and the later stage is aroused high-dimensional repair cost simultaneously. The pressing piece 14 realizes the pressing and fixing of the photovoltaic module 2 from the upper surface of the photovoltaic module 2, and the clamping part 15 realizes the fixing of the photovoltaic module 2 from the lower part, so that the fixing of the photovoltaic module 2 is effectively ensured, the wind resistance of a roof photovoltaic system is ensured, and the adverse effects of warping, displacement and the like of the photovoltaic module 2 are avoided; preferably, the utility model avoids damaging the upper surface of the photovoltaic module 2 due to perforation as in the prior art, avoids water leakage caused by perforation, and avoids the failure of the photovoltaic module 2 due to rainwater entering the photovoltaic module due to perforation; greatly reduced the utility model discloses a cost of construction and later maintenance cost, and firm reliable, roof photovoltaic system wind resistance can be superior.

In the second embodiment, as shown in fig. 1 to 3, on the basis of the first embodiment, the clip portion 15 pierces through the metal frame 22 of the photovoltaic module 2 to achieve contact connection between the clip portion 15 and the metal frame 22. In practical applications, since the metal frame 22 of the photovoltaic module 2 needs to be grounded, the safety of the rooftop photovoltaic system is improved, but each photovoltaic module 2 needs to be grounded, which causes the roof photovoltaic system to be very complicated and complicated in grounding and is not beneficial to the construction process, the utility model creatively utilizes the pressing block 1 to pierce the metal frame 22 to realize the contact connection between the pressing block 1 and the metal frame 22, since the pressing block 1 is clamped on a supporting structure (such as the longitudinal water guide plate 31 or the supporting plate) for supporting the photovoltaic module 2, the pressing block 1 is used as a conductor to conduct the metal frame 22 and the supporting structure, thereby realizing the electric connection of the metal frame 22, the pressing block 1 and the supporting structure, realizing the grounding safety arrangement of the photovoltaic module 2 by grounding the supporting structure, because the quantity of bearing structure is less than photovoltaic module 2 far away, consequently, simplified the installation of photovoltaic module 2 ground connection greatly and implemented loaded down with trivial details degree and the degree of difficulty. It should be noted that the compact 1 only needs to electrically connect the metal frame 22 and the support structure (i.e., ground connection), and the compact 1 may be a metal component as a whole or a part of the metal component. Preferably, the clamping portion 15 is formed by folding a part of the side plate 12 in a direction away from the side of the clamping slot 13, so that the clamping portion 15 and the side plate 12 are disposed at an angle. Preferably, the end of the clamping portion 15 away from the side plate 12 is pointed or provided with a piercing angle (the piercing angle is arranged towards the direction away from the clamping groove 13). In practical application, the clamping portion 15 may be disposed on only the first side plate or the second side plate, or disposed on both the first side plate and the second side plate, specifically disposed according to practical application.

Preferably, the pressing sheet 14 is an elastic member, and the pressing sheet 14 may be a plastic pressing sheet or a metal pressing sheet. Preferably, the pressing block 1 has a certain elastic restoring force, thereby facilitating the pressing of the photovoltaic module 2. Preferably, the pressing sheet 14 preferably extends to the photovoltaic panel 21 of the photovoltaic module 2, and the stability and firmness of fixing the photovoltaic module 2 to the roof are ensured by enlarging the contact area between the pressing sheet 14 and the photovoltaic module 2. Preferably, the pressing piece 14 may be disposed perpendicular to or at an angle to the extending direction of the card slot 13. And the pressing sheets 14 are preferably arranged on two sides of the pressing plate 11, i.e. the pressing sheets 14 are arranged on the outer side walls of the first side plate and the second side plate. It is worth explaining, when the terminal surface of the bottom that is close to the draw-in groove 13 of first curb plate and second curb plate is leveled with the upper surface of clamp plate 11, then preforming 14 sets up on curb plate 12, when the terminal surface of the bottom that is close to the draw-in groove 13 of first curb plate and second curb plate flushes (docks) with the lower surface of clamp plate 11, then preforming 14 can set up all can on curb plate 12 or clamp plate 11, nevertheless should all belong to the utility model discloses a protection scope. Preferably, the surface of the pressing sheet 14 on the side far away from the clamping groove 13 is provided with a reinforcing rib.

In the third embodiment, as shown in fig. 1-3, on the basis of the first or second embodiment, a card 16 is arranged on the inner side of the side plate 12 close to the card slot 13; the card 16 is disposed at an angle to the side panel 12. On the basis that the clamping groove 13 clamps the supporting structure, the supporting structure is further clamped through the clamping piece 16, so that the connection fastening performance and the firmness of the pressing block 1 and the supporting structure are guaranteed. Preferably, the end of the card 16 far away from the side plate 12 is provided with a limiting portion 161, so that the end of the card 16 far away from the side plate 12 is a crotch type, which increases the firmness of the card 16 clamping the supporting structure. Preferably, the card 16 is formed by bending a portion of the side plate 12 inwardly of the card slot 13, and an end of the card 16 on a side away from the side plate 12 is disposed near a bottom of the card slot 13. Preferably, the card 16 is made of a material having a memory that is resilient, thereby increasing the stability and rigidity of the connection of the card 16 to the support structure. Preferably, the side plate 12 is provided with a through hole 121 at a position corresponding to the pressing piece 14. Preferably, the one or more engaging portions 15 are provided directly below the pressing piece 14. In practical applications, the number and positions of the card 16, the pressing sheet 14, the clamping portion 15 and the through hole 121 can be set according to practical requirements. Preferably, the surface of the card 16 on the side away from the card slot 13 is provided with a reinforcing rib.

In a fourth embodiment, as shown in fig. 1-16, a rooftop photovoltaic system, comprising: the photovoltaic module comprises a pressing block 1, a plurality of photovoltaic modules 2 and a supporting structure; the briquette 1 comprises a pressing plate 11; and two side plates 12 arranged on two opposite sides of the pressing plate 11; the two side plates 12 abut against the same surface of the pressing plate 11; the pressing plate 11 and the two side plates 12 are jointly surrounded to form a clamping groove 13; the outer side wall of the side plate 12, which is far away from one side of the clamping groove, is provided with a pressing sheet 14 for pressing the photovoltaic module 2; the outer side wall of the side plate 12, which is far away from one side of the clamping groove 13, is provided with a clamping part 15 for clamping the photovoltaic module 2; the pressing sheet 14 is arranged close to the bottom of the clamping groove 13, and the clamping part 15 is arranged close to the opening of the clamping groove 13; the supporting structures extend along the downslope direction and are laid on the roof at intervals, and the photovoltaic modules 2 are arranged on first bearing parts of two adjacent supporting structures; the clamping groove 13 is clamped on the middle supporting part 317 of the supporting structure, so that the pressing sheet 14 is pressed on the upper surface of the photovoltaic module 2, and the clamping part 15 is clamped on the photovoltaic module 2.

In the fifth embodiment, as shown in fig. 1 to 16, on the basis of the fourth embodiment, the clip portion 15 pierces through the metal frame 22 of the photovoltaic module 2 to achieve contact connection between the clip portion 15 and the metal frame 22; so that the metal frame 22, the compact 1 and the support structure are electrically connected; the support structure is grounded. In practical applications, since the metal frame 22 of the photovoltaic module 2 needs to be grounded, the safety of the rooftop photovoltaic system is improved, but each photovoltaic module 2 needs to be grounded, which causes the roof photovoltaic system to be very complicated and complicated in grounding and is not beneficial to the construction process, the utility model creatively utilizes the pressing block 1 to pierce the metal frame 22 to realize the contact connection between the pressing block 1 and the metal frame 22, because the pressing block 1 is clamped on the supporting structure for bearing the photovoltaic component 2, the pressing block 1 is used as a conductor to conduct the metal frame 22 and the supporting structure, thereby realizing the electric connection of the metal frame 22, the pressing block 1 and the supporting structure, realizing the grounding safety arrangement of the photovoltaic module 2 by grounding the supporting structure, because the quantity of bearing structure is less than photovoltaic module 2 far away, consequently, simplified the installation of photovoltaic module 2 ground connection greatly and implemented loaded down with trivial details degree and the degree of difficulty. It should be noted that the compact 1 only needs to electrically connect the metal frame 22 and the support structure (i.e., ground connection), and the compact 1 may be a metal component as a whole or a part of the metal component. Preferably, the clamping portion 15 is formed by folding a part of the side plate 12 in a direction away from the side of the clamping slot 13, so that the clamping portion 15 and the side plate 12 are disposed at an angle. Preferably, the end of the clamping portion 15 away from the side plate 12 is pointed or provided with a piercing angle (the piercing angle is arranged towards the direction away from the clamping groove 13). In practical application, the clamping portion 15 may be disposed on only the first side plate or the second side plate, or disposed on both the first side plate and the second side plate, specifically disposed according to practical application.

Preferably, the pressing plate 14 is an elastic member, and the pressing plate 14 may be a plastic pressing plate or a metal pressing plate. Preferably, the pressing block 1 has a certain elastic restoring force, thereby facilitating the pressing of the photovoltaic module 2. Preferably, the pressing sheet 14 preferably extends to the photovoltaic panel 21 of the photovoltaic module 2, and the stability and firmness of fixing the photovoltaic module 2 to the roof are ensured by enlarging the contact area between the pressing sheet 14 and the photovoltaic module 2. Preferably, the pressing piece 14 may be disposed perpendicular to or at an angle to the extending direction of the card slot 13. And the pressing sheets 14 are preferably arranged on two sides of the pressing plate 11, i.e. the pressing sheets 14 are arranged on the outer side walls of the first side plate and the second side plate. It is worth explaining, when the terminal surface of the bottom that is close to the draw-in groove 13 of first curb plate and second curb plate is leveled with the upper surface of clamp plate 11, then preforming 14 sets up on curb plate 12, when the terminal surface of the bottom that is close to the draw-in groove 13 of first curb plate and second curb plate flushes (docks) with the lower surface of clamp plate 11, then preforming 14 can set up all can on curb plate 12 or clamp plate 11, nevertheless should all belong to the utility model discloses a protection scope. Preferably, the surface of the pressing sheet 14 on the side far away from the clamping groove 13 is provided with a reinforcing rib. Preferably, the surface of preforming 14 near photovoltaic module 2 one side is equipped with the recess, avoids appearing the bubble phenomenon between preforming 14 and photovoltaic module 2, has guaranteed the laminating degree between preforming 14 and photovoltaic module 2, improves preforming 14 and photovoltaic module 2's firm in connection nature.

In the sixth embodiment, as shown in fig. 1 to 16, on the basis of the fourth or fifth embodiment, a card 16 is arranged on the inner side of the side plate 12 close to one side of the card slot 13; the card 16 is disposed at an angle to the side panel 12. On the basis that the clamping groove 13 clamps the supporting structure, the supporting structure is further clamped through the clamping piece 16, so that the connection fastening performance and the firmness of the pressing block 1 and the supporting structure are guaranteed. Preferably, the end of the card 16 far away from the side plate 12 is provided with a limiting portion 161, so that the end of the card 16 far away from the side plate 12 is a crotch type, which increases the firmness of the card 16 clamping the supporting structure. Preferably, the card 16 is formed by bending a portion of the side plate 12 inwardly of the card slot 13, and an end of the card 16 on a side away from the side plate 12 is disposed near a bottom of the card slot 13. Preferably, the card 16 is made of a material having a memory that is resilient, thereby increasing the stability and rigidity of the connection of the card 16 to the support structure. Preferably, the side plate 12 is provided with a through hole 121 at a position corresponding to the pressing piece 14. Preferably, the one or more engaging portions 15 are provided directly below the pressing piece 14. In practical applications, the number and positions of the card 16, the pressing sheet 14, the clamping portion 15 and the through hole 121 can be set according to practical requirements. Preferably, the surface of the card 16 on the side away from the card slot 13 is provided with a reinforcing rib.

In the seventh embodiment, as shown in fig. 1 to 16, on the basis of the fourth, fifth or sixth embodiment, the cross-sectional shape of the support structure is a letter-and-projection structure, and the support structure comprises a left support portion 316, a middle support portion 317 and a right support portion 318 which are integrally formed; the cross section of the middle support part 317 is in an inverted U-shaped structure and comprises a first side 3171, a second side 3172 and a third side 3173 which are sequentially connected, and the second side 3172 forms a closed end of the middle support part 317; the left support portion 316 and the right support portion 318 form a first bearing portion. Preferably, outer sidewalls of the first side 3171 and the third side 3173 are provided with card grooves 31711 for catching the cards 16. Preferably, the card slot 31711 is formed by recessing the first side 3171 and the third side 3173 such that the side of the inverted U-shaped structure near the closed end becomes a T-shaped structure, and the side of the inverted U-shaped structure away from the closed end becomes a tapered tubular structure, and the small diameter end thereof is disposed near the Y-shaped structure. Like this, but card 16 keeps away from the tip joint in two corners of T type structure of curb plate 12 one side, and preferably, the end of the horizontal structure of T type structure is equipped with the chamfer of centre of a circle towards reducing tubular structure one side to realize spacing portion 161 and the card of this chamfer and establish, avoid briquetting 1 to drop in bearing structure.

In the eighth embodiment, as shown in fig. 1 to 16, on the basis of the fourth, fifth, sixth or seventh embodiments, the photovoltaic module further includes a water guiding structure 3, and the water guiding structure 3 includes a longitudinal water guiding plate 31 laid below the supporting structure, so that the splicing position of the photovoltaic modules 2 disposed on both sides of the supporting structure is located above the water guiding trough of the water guiding structure 3. Preferably, the water guiding structure 3 further comprises a transverse water guiding plate 32 extending along a first direction, the first direction being perpendicular to the down slope direction; the transverse water guide plate 32 is arranged below the contact position of two adjacent photovoltaic modules 2, and the transverse water guide plate 32 is communicated with the longitudinal water guide plate 31. Preferably, a transverse sealing strip 321 is clamped at the contact position of two adjacent photovoltaic modules 2 along the first direction; preferably, as shown in fig. 15 and 16, the transverse sealing strip 321 is a T-shaped structure, and includes a first straight side 3211 and a second straight side 3212 that are perpendicular to each other, and in practical applications, the first straight side 3211 protrudes from the upper surface of the photovoltaic module 2, and the second straight side 3212 is sandwiched between two adjacent photovoltaic modules 2; further preferably, the second straight side 3212 is a hollow structure, that is, the second straight side 3212 is provided with a channel 3214 along the down slope direction, and two outer sidewalls of the second straight side 3212 arranged along the first direction are provided with barbs 3213. The existence of the barbs 3213 can reduce the gap at the contact position of the photovoltaic module 2, and make rainwater flow on the upper surface of the photovoltaic module 2 as much as possible, thereby reducing the water seepage and leakage probability of the BIPV, further reducing the size of the profile of the transverse water guide plate 32, and reducing the cost; and the arrangement of the channels 3214 improves the sealing fit of the adjacent photovoltaic modules 2, thereby reducing the gap at the contact position of the two.

In the ninth embodiment, as shown in fig. 1 to 16, on the basis of the fourth, fifth, sixth, seventh or eighth embodiment, a longitudinal sealing strip 311 is arranged between the photovoltaic module 2 and the first supporting part; preferably, the surface of the side, close to the photovoltaic module 2, of the longitudinal sealing strip 311 is a serrated surface 3111, and the surface of the side, close to the first bearing portion, is a flat contact surface 3112, and preferably, the contact surface 3112 is provided with an adhesive backing, so that when the longitudinal sealing strip 311 is actually installed, the longitudinal sealing strip 311 can be directly bonded to the first bearing portion through the adhesive backing, the undesirable phenomenon that the longitudinal sealing strip 311 falls off in the installation process of the photovoltaic module 2 is avoided, and the building efficiency of the roof is improved. In order to reduce the space occupied by the support structure and the water guiding structure 3 in the height direction of the roof, the support structure is preferably a longitudinal water guiding plate 31. Preferably, the cross-sectional shape of the longitudinal water guide panel 31 is a W-shaped structure, including a left support portion 316, a middle support portion 317, and a right support portion 318 which are integrally formed; the left support part 316 and the right support part 318 are both groove-shaped structures and form a water chute; the cross section of the middle support part 317 is in an inverted U-shaped structure and comprises a first side 3171, a second side 3172 and a third side 3173 which are sequentially connected, and the second side 3172 forms a closed end of the middle support part 317; the first edge 3171 and the third edge 3173 are respectively extended outward along a first direction to form a first extended edge 3174, and the first extended edge 3174 forms a first bearing portion. Preferably, the first side 3171 and the third side 3173 are provided with card grooves 31711, and preferably, the card grooves 31711 are formed by recessing the first side 3171 and the third side 3173, so that one side of the inverted U-shaped structure close to the closed end becomes a T-shaped structure, one side of the inverted U-shaped structure far away from the closed end becomes a reducing tubular structure, and the small diameter end of the inverted U-shaped structure is arranged close to the Y-shaped structure. Like this, but card 16 keeps away from the tip joint in two corners of T type structure of curb plate 12 one side, and preferably, the end of the horizontal structure of T type structure is equipped with the chamfer of centre of a circle towards reducing tubular structure one side to realize spacing portion 161 and the card of this chamfer and establish, avoid briquetting 1 to drop in bearing structure. In practical applications, the cross-sectional shape of the intermediate support 317 may be a solid structure, which only wastes material of the longitudinal water guide plate 31, but also falls within the scope of the present application. Preferably, the cross-sectional shapes of the left and right supporting portions 318 are both U-shaped groove structures, and include a fourth side 3161, a fifth side 3162 and a sixth side 3163 connected in sequence; and fifth side 3162 forms a closed end, and sixth side 3163 is disposed proximate intermediate support 317; the fourth side 3161 extends outward in the first direction to form a second extending side 3164, and the second extending side 3164 forms a second supporting portion for supporting the transverse water guide panel 32. Of course, the cross-sectional shape of the water guide groove may be any other shape such as a V-shape.

In practical application, because the plurality of longitudinal water deflectors 31 are sequentially arranged on the roof purline at intervals along the first direction, the photovoltaic module 2 is supported by the first supporting parts of two longitudinal water deflectors 31 adjacently arranged along the first direction, that is, the side wall on the left side of the photovoltaic module 2 is supported by the first supporting part on the right side of the longitudinal water deflector 31 on the left side; the sidewall on the right side of the photovoltaic module 2 supports the first supporting part on the left side of the right longitudinal water deflector 31; the transverse water guide plate 32 is provided with second bearing parts of two longitudinal water guide plates 31 which are adjacently arranged along the first direction, namely, the end part of the left side of the transverse water guide plate 32 is supported on the second bearing part of the right side of the left longitudinal water guide plate 31; a second bearing part which bears the end part of the right side of the transverse water guide plate 32 on the left side of the left longitudinal water guide plate 31; so that the rainwater in the transverse water guide plate 32 can flow to the longitudinal water guide plate 31, thereby realizing the drainage of the rainwater at the contact part between the adjacent photovoltaic modules 2.

In the tenth embodiment, as shown in fig. 1 to 16, on the basis of the eighth or ninth embodiment, the cross-sectional shape of the transverse water guide panel 32 is a U-shaped structure, and includes a first side wall 323, a bottom surface 322 and a second side wall 324, where the bottom surface 322 forms a closed end of the transverse water guide panel 32; the open end of the transverse water guide plate 32 is arranged towards the photovoltaic module 2; a first clamping edge 325 and a second clamping edge 326 extend downwards from two ends of the bottom surface 322 along the first direction, so that the transverse water guide plate 32 is clamped between two adjacent longitudinal water guide plates 31, and the transverse water guide plate 32 is communicated with the longitudinal water guide plates 31. In the actual installation process, the first clamping edge 325 on the right side of the transverse water guide plate 32 is clamped on the inner wall of the second bearing part of the longitudinal water guide plate 31 on the right side; the second catching edge 326 positioned at the left side of the horizontal water guide plate 32 catches on the inner wall of the second bearing part of the vertical water guide plate 31 positioned at the left side; preferably, the end of the first side wall 323 away from the bottom surface 322 extends outwardly with a first drainage edge 327; the end of the second sidewall 324 away from the bottom 322 extends outwardly to form a second drainage edge 328; preferably, the center line of the bottom surface 322 corresponds to the contact of two adjacent photovoltaic modules 2, that is, the transverse water deflector 32 is located directly below the contact of two adjacent photovoltaic modules 2. Preferably, the height of the first bearing portion is greater than that of the second bearing portion, so that a gap is left between the bottom surface 322 of the transverse water deflector 32 and the lower surface of the photovoltaic module 2, which is convenient for rainwater drainage and installation of the photovoltaic module 2, and the transverse deflector does not participate in supporting the photovoltaic module 2.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A briquette, comprising:

2. The briquette according to claim 1, wherein:

the clamping portion pierces through a metal frame of the photovoltaic assembly to achieve contact connection of the clamping portion and the metal frame.

3. The briquette according to claim 1, wherein:

a clamping piece is arranged on the inner side of one side of the side plate close to the clamping groove;

the card and the side plate are arranged at an angle.

4. The briquette according to claim 3, wherein:

the end part of the card, which is far away from one side of the side plate, is provided with a limiting part; and/or the presence of a gas in the gas,

the card is formed by bending a part of the side plate towards the inside of the clamping groove, and the end part of the card, which is far away from one side of the side plate, is close to the bottom of the clamping groove.

5. The briquette according to any one of claims 1 to 4, wherein:

the pressing sheet is an elastic piece; and/or the presence of a gas in the gas,

the pressing block is provided with a plurality of pressing sheets; and/or the presence of a gas in the gas,

and through holes are formed in the positions, corresponding to the pressing sheets, of the side plates.

6. A rooftop photovoltaic system, comprising:

7. The rooftop photovoltaic system of claim 6, wherein:

a clamping piece is arranged on the inner side of one side of the side plate close to the clamping groove; the card and the side plate are arranged at an angle;

the cross section of the supporting structure is of a convex structure and comprises a left supporting part, a middle supporting part and a right supporting part which are integrally formed; the cross section of the middle supporting part is of an inverted U-shaped structure and comprises a first side, a second side and a third side which are sequentially connected, and the second side forms a closed end of the middle supporting part; card slots for clamping the cards are formed in the outer side walls of the first edge and the third edge; the left support portion and the right support portion form the first bearing portion.

8. The rooftop photovoltaic system of claim 6, further comprising:

the photovoltaic module comprises a photovoltaic module and a water guide structure, wherein the photovoltaic module is arranged on the photovoltaic module, the water guide structure comprises a longitudinal water guide plate extending along the downslope direction, and a water guide groove is formed in the splicing position of the photovoltaic module, which is arranged on the two sides of the longitudinal water guide plate.

9. The rooftop photovoltaic system of claim 8, wherein:

the water guide structure also comprises a transverse water guide plate extending along a first direction, and the first direction is vertical to the down slope direction; the transverse water guide plate is arranged below the contact position of two adjacent photovoltaic assemblies and is communicated with the longitudinal water guide plate; and/or the presence of a gas in the gas,

the support structure is the longitudinal water guide plate.

10. The rooftop photovoltaic system of any of claims 6-9, wherein:

the clamping portion pierces through a metal frame of the photovoltaic assembly to achieve contact connection between the clamping portion and the metal frame; electrically connecting the metal frame, the compact, and the support structure; the supporting structure is arranged in a grounding mode; and/or the presence of a gas in the gas,

the position of the side plate corresponding to the pressing sheet is provided with a through hole; and/or the presence of a gas in the gas,

a longitudinal sealing strip is arranged between the photovoltaic module and the first bearing part; and/or the presence of a gas in the gas,

two of adjacent setting photovoltaic module presss from both sides along the contact department of first direction and is equipped with the transverse sealing strip, and first direction is perpendicular with the cisoid.