CN217824808U - Photovoltaic module used as roof - Google Patents

Abstract

The utility model discloses a photovoltaic module used as a roof, which relates to the technical field of photovoltaic equipment, wherein the lower edge of the upper surface of a photovoltaic unit extends downwards along the span direction to form a lower longitudinal extension which is lapped on the upper surface of the photovoltaic unit longitudinally below the lower longitudinal extension; the upper edges of the two side surfaces of the photovoltaic units respectively extend upwards to form a left vertical extension and a right vertical extension, a rain shielding top for shielding a gap between the two photovoltaic units is arranged between the two photovoltaic units which are adjacent in the transverse direction, and a rain shielding top positioned at the upper part of the two adjacent rain shielding tops in the span direction is lapped on a rain shielding top at the lower part of the two adjacent rain shielding tops so as to shield the gap between the upper rain shielding top and the lower rain shielding top; the utility model provides a lap joint about a plurality of photovoltaic unit can form the photovoltaic module who has good rain-proof effect through the mode of hiding the rain top and connecting about, uses in the building roof, can reduce building materials to improve photovoltaic module's range of application, reach the maximize and utilize solar energy, energy saving's effect.

Description

Photovoltaic module used as roof

Technical Field

The utility model relates to a photovoltaic equipment technical field especially relates to a photovoltaic module who is used as roof.

Background

Energy problems go up to national economic problems, and down to the influence of living environment, along with the pollution problem caused by the use of traditional energy to the environment and the non-regenerability of the traditional energy, the emerging force represented by solar energy appears, the solar energy is inexhaustible in theory, and the raw material silicon of a photovoltaic module is the second most element on the earth, so that the solar energy is the best choice from the aspect of energy utilization to a certain extent, and is environment-friendly, green and safe in the utilization process.

The technology of photovoltaic power generation, namely off-grid technology and grid-connected technology, is very mature, and the installation of photovoltaic modules is very convenient, so that the photovoltaic modules have the unique defect or occupy the air space. More electricity needs to be used in places with large population, but the open space area needed by photovoltaic modules in places with large population is a big problem, and the northwest place with large open space area has higher electricity transmission cost, so the integrated photovoltaic building operation comes up.

The photovoltaic building integration is the application of combining a photovoltaic module and a building or even replacing part of the building as the name implies. However, in the conventional photovoltaic building integration, the module is attached to the roof on the basis of the roof, for example, the invention patent with the application number of 201610440677.6 and named as a roof photovoltaic module bracket is disclosed. This makes full use of space, but uses a little waste of material. While other types of conventional photovoltaic modules are more used in power stations, waterproofing is not a critical issue since the modules are mounted independently. If can solve photovoltaic module waterproof problem when using to the building top, then photovoltaic module can act as the building roof to a certain extent and use to can all apply at a lot of factory buildings, big-arch shelters, resident's roof etc. very big reduce cost, and improve photovoltaic module's application scope.

Therefore, it is of great significance to develop a photovoltaic module which can prevent water and can be applied to a roof.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photovoltaic module to solve the problem that prior art exists, make a plurality of photovoltaic unit overlap joint from top to bottom, control and can form the photovoltaic module who has good rain-proof effect through the mode that hides the rain top and connect, use in the building roof, can reduce building materials, and improve photovoltaic module's range of application, reach the maximize and utilize solar energy, energy saving's effect.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a photovoltaic module used as a roof, which comprises a plurality of square photovoltaic units which are orderly arranged along the transverse direction and the span direction of the roof, wherein the lower edge of the upper surface of each photovoltaic unit extends downwards along the span direction to form a lower longitudinal extension which is lapped on the upper surface of the photovoltaic unit longitudinally below the lower longitudinal extension and is used for shielding a gap between the upper photovoltaic unit and the lower photovoltaic unit; the upper edges of the two side surfaces of the photovoltaic units respectively extend upwards to form a left vertical extension and a right vertical extension, a rain shielding top used for shielding a gap between the left vertical extension and the right vertical extension is arranged between two photovoltaic units which are adjacent along the transverse direction, the two edges of the rain shielding top are respectively detachably fixed on the upper surfaces of the two square frames, the fixed positions of the two edges are respectively positioned on the inner sides of the left vertical extension and the right vertical extension, and the two adjacent rain sheltering tops along the span direction are positioned on the upper part of the rain sheltering top and are put on the lower part of the rain sheltering top so as to shelter from the gap between the upper rain sheltering top and the lower rain sheltering top.

The photovoltaic unit upper surface is along transversely extending left lateral extension and right lateral extension to left and right respectively, in two adjacent photovoltaic units of left and right sides, the right lateral extension of left side photovoltaic unit with the right side photovoltaic unit the left lateral extension butt.

In the horizontal direction, the inboard of left side vertical extension and right side vertical extension all is fixed with the fixed block, it fixes to hide rain top detachably on the fixed block.

A notch used for being clamped on the fixed block is arranged on the rain shielding top corresponding to the fixed block; the rain shielding top is arc-shaped, and the fixing block is wedge-shaped.

The photovoltaic unit includes square frame and fixes battery cluster in the square frame, vertically extend down the left side transversely extend the right side transversely extend the left side vertically extend the right side vertically extend all with square frame integrated into one piece.

All seted up the confession on two sides about square frame the wiring hole that the battery cluster wire stretches out is provided with respectively on last side and the downside and is used for connecting in span direction the battery cluster, and male joint or female joint that can peg graft each other, horizontal adjacent two be provided with between the square frame and be used for transverse connection the terminal box of battery cluster, the terminal box corresponds the setting and is in the position of wiring hole, and be located hide the rain top with a left side transversely extend between the right side transversely extends.

The junction box comprises an upper box body and a lower box body which are connected in a split mode, a plurality of first conducting strips are arranged in the upper box body at intervals, a plurality of second conducting strips are correspondingly arranged in the lower box body, and after the upper box body and the lower box body are buckled, the first conducting strips press the second conducting strips which are correspondingly arranged; the middle part of the second conducting strip is disconnected to form two conducting split bodies, and the conducting split bodies are respectively provided with a connecting part for respectively connecting the conducting wires in the battery strings which are adjacent left and right.

Go up the box body with all correspond on the box body down and be provided with the arc opening, go up the box body with after the box body lock down, go up the arc opening on the box body with the laminating of arc opening on the box body down forms circular shape inlet wire.

The arc opening part all is provided with and is used for sealed latex packing ring, the lateral wall upper surface of box body is provided with the capillary groove down.

The upper box body is connected with the lower box body by a buckle; and the connecting part comprises a connecting wire hole arranged on the conductive split body.

The utility model discloses for prior art gain following technological effect:

1. the photovoltaic units in the utility model are overlapped up and down, and the left and right sides can form a photovoltaic module with good rainproof effect by the mode of connecting through the rain shading top, and the photovoltaic module can be applied to the roof of a building, so that the building materials can be reduced, the application range of the photovoltaic module is improved, and the effects of utilizing solar energy to the maximum and saving energy are achieved;

2. in the utility model, the photovoltaic units are connected in a mutually lapped mode, so that the connection mode is simpler and the disassembly and the assembly are more convenient;

3. the utility model discloses the arc opening part of box body all is provided with and is used for sealed latex packing ring on the well terminal box to the lateral wall upper surface of box body is provided with the capillary groove under, can improve the waterproof performance of terminal box, guarantees line connection safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of a photovoltaic module according to the present invention;

FIG. 2 is a schematic structural view of two photovoltaic units which are adjacent in the transverse direction and provided with the rain sheltering roof;

FIG. 3 is a schematic structural view of a square frame;

FIG. 4 is a schematic structural view of the junction box after the upper box body and the lower box body are separated;

FIG. 5 is a bottom view of the upper case;

wherein, 1, a square frame; 2. a battery string; 3. lower longitudinal extension; 4. a rain shielding top; 5. left transverse extension; 6. right lateral extension; 7. extending vertically at the left; 8. right vertical extension; 9. a fixed block; 10. a wiring hole; 11. a male connector; 12. a female joint; 13. a junction box; 14. an upper box body; 15. a lower box body; 16. a first conductive sheet; 17. a conductive split body; 18. a wire connecting hole; 19. an arc-shaped opening; 20. a latex washer; 21. a waterproof groove; 22. and (5) buckling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a photovoltaic module to solve the problem that prior art exists, make a plurality of photovoltaic unit overlap joint from top to bottom, control and can form the photovoltaic module who has good rain-proof effect through the mode that hides the rain top and connect, use in the building roof, can reduce building materials, and improve photovoltaic module's range of application, reach the maximize and utilize solar energy, energy saving's effect.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 5, the present embodiment provides a photovoltaic module used as a roof, including a plurality of square photovoltaic units regularly arranged along a transverse direction and a span direction of the roof, wherein a lower edge of an upper surface of each photovoltaic unit extends downward along the span direction to form a lower longitudinal extension 3, and the lower longitudinal extension 3 is overlapped on an upper surface of a photovoltaic unit longitudinally below the lower longitudinal extension and is used for shielding a gap between the upper photovoltaic unit and the lower photovoltaic unit; the border upwards extends left vertical extension 7 and right vertical extension 8 respectively on photovoltaic unit's the both sides face, be provided with the rain roof 4 that hides that is used for sheltering from the gap between the two along transversely adjacent two photovoltaic unit, the both sides edge of hiding rain roof 4 is fixed respectively at the upper surface of two square frames 1, the fixed position on both sides border is located left vertical extension 7 respectively, the inboard of right vertical extension 8, and two adjacent along span direction hide in the rain roof 4 lie in the upper portion hide the rain roof 4 and take on the rain roof 4 of hiding of lower part, in order to shelter from the upper and lower two gap of hiding between the rain roof 4.

When the photovoltaic module is used as a roof, in the span direction of the roof, namely the longitudinal direction of the arrangement of the photovoltaic units, the upper photovoltaic unit is overlapped on the upper surface of the lower photovoltaic unit through the lower longitudinal extension 3, and when raining, rainwater flows from top to bottom and cannot enter a room through a transverse gap between two adjacent photovoltaic units; in the transverse direction of the roof, namely the transverse direction of the arrangement of the photovoltaic units, the two photovoltaic units which are adjacent to each other from left to right are connected through the rain sheltering tops 4, the rain sheltering tops 4 shelter longitudinal gaps between the two photovoltaic units, and in the two rain sheltering tops 4 which are adjacent from top to bottom, the rain sheltering top 4 above is overlapped on the rain sheltering top 4 below, so that the gaps between the two photovoltaic units which are adjacent from left to right and the transverse gaps between the two rain sheltering tops 4 which are adjacent downwards can be sheltered, and rainwater is prevented from entering; in addition, the both sides of hiding rain roof 4 are along fixing the upper surface at photovoltaic unit, and be located the inboard of left vertical extension 7 and right vertical extension 8, can utilize left vertical extension 7 and right vertical extension 8 to shelter from the gap between the fixed border of rain roof 4 and the photovoltaic unit upper surface, thereby, a plurality of photovoltaic unit overlap joint from top to bottom in this embodiment, the mode of connecting through hiding rain roof 4 about can form the photovoltaic module who has good rain-proof effect, use in the building roof, can reduce building materials, and improve photovoltaic module's range of application, reach the maximize and utilize solar energy, the effect of energy saving.

Moreover, adopt the form of overlap joint each other to connect between each photovoltaic unit in this embodiment, the connected mode is simpler, the dismouting of being convenient for more.

It should be noted that, in this embodiment, the thicknesses of the lower longitudinal extension 3 and the rain shelter roof 4 are both relatively thin, and when the lower longitudinal extension and the rain shelter roof are mutually overlapped, one end of each photovoltaic unit is not tilted, or after a plurality of photovoltaic units are sequentially overlapped, the surface of the photovoltaic module is obviously uneven; furthermore, the roof of the building needs to be provided with support structures such as beams and rafters to support the photovoltaic unit, and the photovoltaic module is used only as the surface of the roof.

Furthermore, in this embodiment, the upper surfaces of the photovoltaic units extend left and right lateral extensions 5 and 6 in the lateral direction, respectively, and in two adjacent photovoltaic units, the right lateral extension 6 of the left photovoltaic unit abuts against the left lateral extension 5 of the right photovoltaic unit; left side lateral extension 5 and right lateral extension 6 both can the overlap joint fix on the support component on roof, also can reduce the gap between two adjacent photovoltaic units about after the butt each other, improve certain rain-proof ability.

In order to fix the rain sheltering top 4, in the embodiment, the fixing blocks 9 are fixed on the inner sides of the left vertical extension 7 and the right vertical extension 8, and the rain sheltering top 4 is detachably fixed on the fixing blocks 9; specifically, the position that corresponds fixed block 9 on the rain roof 4 hides is provided with the breach, hides rain roof 4 and passes through the breach card on fixed block 9, and is further, hides rain roof 4 and is circular-arcly, and fixed block 9 is the wedge.

Further, photovoltaic unit includes square frame 1 and fixes the battery cluster 2 in square frame 1 in this embodiment, and square frame 1 adopts aluminum alloy material, and vertical extension 3, the horizontal extension 5 in a left side, the horizontal extension 6 in the right side, the vertical extension 7 in a left side, the vertical extension 8 in the right side all with square frame 1 integrated into one piece down.

For the convenience of adjacent photovoltaic unit carries out the electricity and connects, all set up the wiring hole 10 that supplies battery cluster 2 wire to stretch out on two sides about square frame 1 in this embodiment, it is used for connecting battery cluster 2 on span direction to go up to be provided with respectively on side and the downside, and male joint 11 or female joint 12 that can peg graft each other, be provided with the terminal box 13 that is used for transverse connection battery cluster 2 between the two square frames 1 of horizontal adjacent, terminal box 13 corresponds the position that sets up at wiring hole 10, and be located and hide rain roof 4 and left transverse extension 5, between the right transverse extension 6.

In the embodiment, the longitudinally adjacent photovoltaic units are spliced through the male connector 11 and the female connector 12 which are arranged on the surface of the square frame 1, so that the connection mode is simpler, and the transversely adjacent photovoltaic units are connected through the junction box 13, so that the connection is more convenient; the reason why the photovoltaic units which are laterally adjacent are connected in the manner of the junction box 13 is that although the manner of plugging the male connector 11 and the female connector 12 is simpler, when the male connector 11 or the female connector 12 is arranged on two adjacent side surfaces of the square frame 1, it is difficult to simultaneously plug the two adjacent photovoltaic units, so that the male connector 12 can be arranged on one side surface of the photovoltaic unit in one direction, and the junction box 13 is used for connecting the other side surface. The photovoltaic unit is well known to those skilled in the art to perform the electrical connection up and down, and the electrical connection left and right will not be described in detail in this embodiment.

In this embodiment, the junction box 13 includes an upper box body 14 and a lower box body 15 which are connected in a detachable manner, a plurality of first conductive sheets 16 are arranged at intervals in the upper box body 14, a plurality of second conductive sheets are correspondingly arranged in the lower box body 15, and after the upper box body 14 and the lower box body 15 are buckled, the first conductive sheets 16 are pressed on the second conductive sheets which are correspondingly arranged; the middle part of the second conducting strip is broken to form two conducting split bodies 17, and the conducting split bodies 17 are respectively provided with a connecting part for respectively connecting the leads in the left and right adjacent battery strings 2; through setting up first conducting strip 16 and including the second conducting strip of electrically conductive components of a whole that can function independently 17, circuit intercommunication when box body 14, lower box body 15 can be gone up in the lock, the function of circuit disconnection when separately going up box body 14, lower box body 15 for the operation is more convenient, safety.

Further, go up in this embodiment box body 14 and be provided with arc opening 19 with all corresponding on the box body 15 down, go up box body 14 and lower box body 15 lock back, go up arc opening 19 on the box body 14 and the laminating of arc opening 19 on the lower box body 15 and form the circular shape inlet wire, and arc opening 19 department all is provided with and is used for sealed latex packing ring 20, the lateral wall upper surface of lower box body 15 is provided with water-proof tank 21, can improve terminal box 13's waterproof performance, guarantees line connection safety.

In order to facilitate the connection between the upper box 14 and the lower box 15, in this embodiment, the upper box 14 and the lower box 15 are connected by a buckle 22; and the connection part includes a wire hole 18 provided on the conductive division 17.

The adaptability that carries out according to actual demand all is in the protection scope of the utility model.

It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. A photovoltaic module used as a roof is characterized by comprising a plurality of square photovoltaic units which are orderly arranged along the transverse direction and the span direction of the roof, wherein the lower edges of the upper surfaces of the photovoltaic units extend downwards along the span direction to extend downwards longitudinally, and the lower longitudinal extensions are lapped on the upper surfaces of the photovoltaic units longitudinally below the lower edges of the upper surfaces of the photovoltaic units and are used for shielding gaps between the upper photovoltaic units and the lower photovoltaic units; the photovoltaic units comprise square frames and battery strings fixed in the square frames, the upper surfaces of the photovoltaic units transversely extend leftwards and rightwards to respectively extend leftwards and rightwards transversely, in two photovoltaic units which are adjacent leftwards and rightwards, the right transverse extension of the left photovoltaic unit is abutted against the left transverse extension of the right photovoltaic unit, the upper edges of the two side surfaces of the photovoltaic units respectively extend upwards to form a left vertical extension and a right vertical extension, a rain shielding top used for shielding a gap between the left vertical extension and the right vertical extension is arranged between the two photovoltaic units which are adjacent leftwards and rightwards, the two edges of the rain shielding top are respectively detachably fixed on the upper surfaces of the two square frames, the fixing positions of the two edges are respectively positioned at the inner sides of the left vertical extension and the right vertical extension, and the rain shielding top positioned at the upper part of the two adjacent rain shielding tops along the span direction is lapped on the rain shielding top at the lower part so as to shield the gap between the upper rain shielding top and the lower rain shielding top; the lower longitudinal extension, the left transverse extension, the right transverse extension, the left vertical extension and the right vertical extension are all integrally formed with the square frame.

2. The photovoltaic module according to claim 1, characterized in that, in the transverse direction, fixed blocks are fixed to the inside of both the left vertical stretch and the right vertical stretch, on which fixed blocks the rain shelter roof is removably fixed.

3. The photovoltaic module according to claim 2, wherein a notch for being clamped on the fixing block is arranged on the rain shelter top at a position corresponding to the fixing block; the rain shielding top is arc-shaped, and the fixing block is wedge-shaped.

4. The photovoltaic module according to claim 3, wherein wiring holes for the battery string wires to extend out are formed in both the left and right side surfaces of the square frames, male connectors or female connectors for connecting the battery strings in the span direction and capable of being plugged into each other are respectively arranged on the upper side surface and the lower side surface of each square frame, a junction box for transversely connecting the battery strings is arranged between every two adjacent square frames, and the junction box is correspondingly arranged at the position of the wiring holes and located between the rain sheltering top and the left and right transverse extensions.

5. The photovoltaic module according to claim 4, wherein the junction box comprises an upper box body and a lower box body which are connected in a split manner, a plurality of first conductive sheets are arranged at intervals in the upper box body, a plurality of second conductive sheets are correspondingly arranged in the lower box body, and after the upper box body and the lower box body are buckled, the first conductive sheets press the correspondingly arranged second conductive sheets; the middle part of the second conducting strip is disconnected to form two conducting split bodies, and the conducting split bodies are respectively provided with a connecting part for respectively connecting the conducting wires in the battery strings which are adjacent left and right.

6. The photovoltaic module according to claim 5, wherein the upper box body and the lower box body are respectively provided with an arc-shaped opening, and after the upper box body and the lower box body are fastened, the arc-shaped opening on the upper box body is attached to the arc-shaped opening on the lower box body to form a circular wire inlet.

7. The photovoltaic module according to claim 6, wherein the arc-shaped openings are provided with latex gaskets for sealing, and the upper surface of the side wall of the lower box body is provided with a waterproof groove.

8. The photovoltaic module according to claim 7, wherein the upper box body is connected with the lower box body by a buckle; and the connecting part comprises a connecting wire hole arranged on the conductive split body.

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