CN217840234U - Drainage device and photovoltaic module - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic power generation, and discloses a drainage device and a photovoltaic assembly, wherein the photovoltaic assembly comprises a plurality of laminating parts which are arranged side by side, each laminating part is provided with a lower frame, the photovoltaic assembly also comprises a plurality of drainage devices, the plurality of drainage devices are arranged on the lower frame at intervals, and/or the drainage devices are bridged on two adjacent lower frames; the drainage device is of an axisymmetric structure and comprises a drainage plate, at least two drainage feet and at least one drainage groove, one end of each drainage foot is connected to the drainage plate, and the other end of each drainage foot extends towards the direction far away from the drainage plate; at least one drainage groove is arranged between two adjacent drainage feet, and liquid can flow out along the drainage feet through the drainage groove; and the drainage foot is pressed against the lower frame. Through the structure, when rainwater is washed, rainwater and dust accumulated in the laminating piece and the lower frame are drained in a drainage mode through rainwater flowing out of the drainage groove, only the upper surface of the frame is occupied, and the rainwater washing device is simple in structure and can be directly used.

Description

Drainage device and photovoltaic module

Technical Field

The utility model relates to a photovoltaic power generation technical field especially relates to a drainage device and photovoltaic module.

Background

With the rising of energy prices, the development and utilization of new energy is a major subject of research in the energy field today. Because solar energy has the advantages of no pollution, no regional limitation, inexhaustible energy and the like, the research on solar power generation becomes a main direction for developing and utilizing new energy, and the power generation by utilizing a photovoltaic module becomes a main mode for people to use the solar energy.

Conventional photovoltaic module adopts the frame to protect the lamination piece, and the positive position frame of photovoltaic module can surpass about the 2mm of lamination piece, and because photovoltaic module is under outdoor condition, through the rain wash back, the position deposition between lamination piece and lower frame easily, and then leads to the fact the sheltering from to photovoltaic module battery piece position, leads to the fact the generated energy to reduce. And, along with the land of installation photovoltaic power plant reduces, the power plant installer puts the power plant position on factory roof, but current many mills are various steel sheet roofs, and various steel sheet roof slope is less, only 3 to 5, and this will cause photovoltaic module to be bigger at the position of lamination piece and lower frame deposition, and it is more serious to the influence of power station generated energy.

Related structures have also been devised in the prior art to solve the above problems. For example, the diversion device is designed on the frame and is provided with a diversion folding edge which freely slantly extends downwards to the position right above the laminated part, and the folding edge which extends along the frame to the roof is used for draining accumulated liquid between the laminated part and the frame. The flow guide device is complex in structure, large in occupied area, easy to influence a roof drainage system due to the fact that the drainage space of the photovoltaic module is occupied, the drainage system needs to be readjusted to be matched with the flow guide device, and the installed photovoltaic module cannot directly use the flow guide device.

Therefore, it is desirable to design a drainage device and a photovoltaic module to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage device can carry out the drainage to liquid, simple structure, convenient to use, and the cost of manufacture is low.

Another object of the utility model is to provide a photovoltaic module can carry out the drainage when rainwash, laminate piece and the rainwater and the dust of lower frame position department and discharge, avoids laminate piece and lower frame position department to store up rainwater and dust, only occupies the frame upper surface, and simple structure, can directly use.

To achieve the purpose, the utility model adopts the following technical proposal:

drainage device, above-mentioned drainage device is the axisymmetric structure, and above-mentioned drainage device includes:

a drainage plate;

one end of each drainage foot is connected to the drainage plate, and the other end of each drainage foot extends towards the direction far away from the drainage plate; and

at least one drainage groove sets up between two adjacent above-mentioned drainage feet, and liquid can flow through above-mentioned drainage groove along above-mentioned drainage foot.

Optionally, above-mentioned drainage device still includes the mounting panel, and above-mentioned drainage plate is equipped with two, and two above-mentioned drainage plates are connected respectively in the both sides of above-mentioned mounting panel.

Optionally, above-mentioned drainage device still includes gluey groove, and above-mentioned gluey groove is seted up in at least one end of above-mentioned drainage plate, and above-mentioned gluey groove is used for holding the bonding agent.

Optionally, a glue overflow opening is formed in a wall of the glue groove facing outward.

Photovoltaic module, including a plurality of lamination parts that set up side by side, all be equipped with the lower frame on every above-mentioned lamination part, above-mentioned photovoltaic module still includes a plurality of foretell drainage devices, and a plurality of above-mentioned drainage device intervals set up on the lower frame, and/or above-mentioned drainage device cross over in two adjacent above-mentioned lower frames, above-mentioned drainage foot butt in above-mentioned lower frame, above-mentioned drainage groove is configured to can draw forth the liquid between above-mentioned lamination part and the above-mentioned lower frame.

Optionally, the drainage device is connected with the lower frame through a fastener.

Optionally, the drainage device is glued to the lower frame.

Optionally, the photovoltaic module further comprises a waterproof cover, the waterproof cover is bridged on the two adjacent lower frames, and the drainage device is fixedly connected to the waterproof cover.

Optionally, the drainage device is connected with the waterproof cover through a fastener.

Optionally, the drainage device is glued to the waterproof cover.

The utility model has the advantages that:

the utility model provides a drainage device, this drainage device is the axisymmetric structure, and this drainage device includes drainage plate, two at least drainage feet and at least one drainage groove, and drainage foot one end is connected in the drainage plate, and the other end extends towards the direction of keeping away from the drainage plate, and the drainage groove sets up between two adjacent drainage feet, through the structure, can be so that liquid flows out through the drainage groove along the drainage foot, realizes the drainage of liquid, and simple structure, convenient to use, and the cost of manufacture is low.

The utility model also provides a photovoltaic module, including a plurality of lamination spare that set up side by side, all be equipped with the lower frame on every lamination spare, still include a plurality of foretell drainage device, a plurality of drainage device intervals set up on the lower frame, and/or the drainage device cross-over connection is in two adjacent lower frames, drainage foot butt is on the lower frame, when raining in the open air, can be through the rainwater that flows in the drainage groove, it discharges to carry out the drainage to rainwater and dust between lamination spare and the lower frame, avoid rainwater and dust to store up to between lamination spare and the lower frame, thereby avoid sheltering from the lamination spare, increase outdoor photovoltaic power plant's generated energy, and only occupy the space of frame upper surface, moreover, the steam generator is simple in structure, can directly install the use to the photovoltaic module that has installed, high convenience and quickness, and high versatility.

Drawings

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

fig. 2 is a schematic structural view of a drainage device according to an embodiment of the present invention;

fig. 3 is a partial schematic view of a photovoltaic module according to a first embodiment of the present invention;

fig. 4 is a partial schematic view of a photovoltaic module according to a first embodiment of the present invention;

fig. 5 is a schematic partial view three of a photovoltaic module according to a first embodiment of the present invention;

fig. 6 is a partial schematic view of a photovoltaic module with a waterproof system according to a first embodiment of the present invention;

fig. 7 is a partial schematic view of a photovoltaic module with a waterproof system according to a first embodiment of the present invention;

fig. 8 is a schematic partial view three of a photovoltaic module with a waterproof system according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a drainage device provided in the second embodiment of the present invention;

fig. 10 is a partial schematic view of a photovoltaic module according to an embodiment of the present invention.

In the figure:

10. a laminate;

20. a frame; 21. an upper frame; 22. a lower frame; 23. a side frame;

30. a drainage device; 31. a drainage plate; 32. draining feet; 33. a drainage groove; 34. mounting a plate; 35. a glue groove; 36. a glue overflow port;

40. a first fastener; 50. an adhesive; 60. a waterproof cover; 70. a second fastener.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

As shown in fig. 1, the present embodiment provides a photovoltaic module, which includes a plurality of laminated components 10 arranged side by side, a plurality of frames 20, a plurality of laminated components 10 arranged in one-to-one correspondence with the plurality of frames 20, and a frame 20 including an upper frame 21, a lower frame 22 and two side frames 23, wherein the upper frame 21 and the lower frame 22 are connected by the two side frames 23, so that the frame 20 is integrally formed into a frame-shaped structure, and wraps around the laminated components 10 to protect them. Because the photovoltaic module is generally obliquely arranged, the frame 20 is generally higher than the surface of the laminated part 10, dust is easily accumulated between the lower frame 22 and the laminated part 10 after rainwater washing, the laminated part 10 is generally made of glass and used for absorbing solar energy and converting the solar energy into electric energy for storage, and the dust can shield the position of the laminated part 10 of the photovoltaic module, so that the power generation amount is reduced.

In order to solve the above problem, as shown in fig. 1 to 3, the present embodiment further provides a plurality of drainage devices 30, the plurality of drainage devices 30 are disposed on the lower frame 22 at intervals, and/or the drainage devices 30 are bridged over two adjacent lower frames 22, so that dust and rainwater possibly accumulated between the lower frame 22 and the laminated part 10 can be drained out of the area together, and dust accumulation between the lower frame 22 and the laminated part 10 can be avoided.

In this embodiment, as shown in fig. 2, the above-mentioned drainage device 30 includes drainage plate 31, two at least drainage feet 32 and at least one drainage groove 33, and the one end of every drainage foot 32 is all connected in drainage plate 31, and the other end extends towards the direction of keeping away from drainage plate 31, and at least one drainage groove 33 sets up between two adjacent drainage feet 32, and liquid can flow out through drainage groove 33 along drainage foot 32, realizes the drainage to liquid, and this structure is comparatively simple, convenient to use, and the cost of manufacture is low. Optionally, the drainage foot 32 abuts against the lower frame 22, so that no gap exists between the drainage foot 32 and the lower frame 22, and rainwater can only flow out through the drainage groove 33, so that liquid between the lamination member 10 and the lower frame 22 can be led out. Further, the drainage device 30 has an axisymmetric structure, and is simple in structure, convenient to manufacture and low in cost.

Through the structure, when raining, the rainwater overflows lower frame 22 and can pass through drainage groove 33 along drainage foot 32 and discharge, and at rainwater exhaust in-process, because the rainwater has formed and has passed through drainage groove 33 exhaust rivers along drainage foot 32, through siphon phenomenon, can realize following rivers drainage with rainwater and dust between lamination piece 10 and lower frame 22 and discharge, avoid depositing rainwater and dust between lamination piece 10 and lower frame 22, thereby avoid the dust to shelter from lamination piece 10, increase outdoor photovoltaic power plant's generated energy, and this drainage device 30 only occupies the space of lower frame 22 upper surface, moreover, the steam generator is simple in structure, can directly install the use to the photovoltaic module that has installed, high convenience and fastness, and high universality.

As shown in fig. 2, the drainage device 30 further comprises a mounting plate 34, the two drainage plates 31 are arranged, the two drainage plates 31 are respectively connected to two sides of the mounting plate 34, the drainage device 30 is convenient to bridge over the two adjacent lower frames 22, the two drainage plates 31 are arranged, the drainage quantity of a single drainage device 30 can be increased, and the drainage effect of the single drainage device 30 is improved. When raining outdoors, rainwater and dust at the positions of the laminating part 10 and the lower frame 22 can be drained more quickly, rainwater and dust are prevented from accumulating between the laminating part 10 and the lower frame 22, the power generation amount of an outdoor photovoltaic power station is increased, the occupied space is small, the structure is simple, and the photovoltaic module which is well installed can be directly installed and used, so that convenience and rapidness are realized.

Alternatively, as shown in fig. 4, the drainage device 30 is connected with the lower frame 22 through a fastener, so that the drainage device 30 can be fixedly connected with the lower frame 22. Optionally, in this embodiment, a through hole is formed in the mounting plate 34, and the first fastener 40 passes through the through hole to be fixedly connected with the lower frame 22, so that the drainage device 30 can be fixedly connected with the lower frame 22. Specifically, in the present embodiment, the first fastening member 40 is a bolt, and the bolt passes through the through hole to be fixed to the lower frame 22; for the drainage device 30 bridged between two adjacent lower frames 22, a bolt passes through the through hole and is screwed and fixed with a nut arranged at the bottom of the lower frame 22. It is understood that in other embodiments, the connection between the drainage device 30 and the lower frame 22 can be fixed by other first fasteners 40, which is not limited in particular.

Further alternatively, as shown in fig. 5, the drainage device 30 and the lower frame 22 can be fixedly connected by gluing, and no holes need to be processed. Optionally, the glue is the adhesive 50, so that the cost is low. Alternatively, as shown in fig. 5, when the drainage device 30 is bonded to the lower frame 22, the adhesive 50 is disposed on both sides of the drainage device 30 and at the joint of the mounting plate 34 and the drainage plate 31, so as to improve the stability of the connection between the drainage device 30 and the lower frame 22.

In this embodiment, as shown in fig. 6 to 8, the photovoltaic module further includes a waterproof system, the waterproof system includes a waterproof cover 60, the waterproof cover 60 is bridged over two adjacent lower frames 22, and the frame 20 is also a waterproof frame, and by the above structure, the waterproof system can achieve waterproofing and drainage of the roof. Optionally, the drainage device 30 is fixedly connected to the waterproof cover 60, so that the drainage device 30 is fixed, the adaptability of the drainage device 30 is improved, and the photovoltaic module provided with the waterproof system can obtain a better drainage effect.

Alternatively, as shown in fig. 7, the drainage device 30 is connected with the waterproof cover 60 by a fastener, so that the drainage device 30 can be fixedly connected with the waterproof cover 60. Optionally, a second fastener 70 is disposed through the mounting plate 34 and the waterproof cover 60, so as to achieve a fixed connection between the drainage device 30 and the waterproof cover 60. Optionally, in this embodiment, through holes are opened on both the mounting plate 34 and the waterproof cover 60, and the second fastening member 70 is a bolt, which passes through the two through holes and is screwed and fixed with a nut disposed at the bottom of the waterproof cover 60. It is understood that in other embodiments, the connection manner between the drainage device 30 and the waterproof cover 60 can be fixed by other second fasteners 70, which is not limited in particular.

Further alternatively, as shown in fig. 8, the drainage device 30 is adhered to the waterproof cover 60, and the adhesive 50 is disposed between the mounting plate 34 and the waterproof cover 60, so as to achieve a fixed connection between the drainage device 30 and the waterproof cover 60.

Example two

As shown in fig. 9 and 10, the present embodiment provides a drainage device and a photovoltaic module, and the present embodiment is different from the first embodiment in that:

in this embodiment, the drainage device 30 only includes a drainage plate 31, at least two drainage feet 32 and at least one drainage groove 33 that link to each other, simple structure, and the preparation of being convenient for sets up this drainage device 30 on lower frame 22, can play fine drainage effect.

Optionally, drainage device 30 still includes gluey groove 35, and gluey groove 35 sets up in at least one end of drainage plate 31, and gluey groove 35 is used for holding adhesive 50, can fix drainage device 30 and lower frame 22 better, improves the stability that drainage device 30 and lower frame 22 are connected. Preferably, the glue overflow opening 36 is formed in the outward-facing groove wall of the glue groove 35, so that the excessive adhesive 50 in the glue groove 35 can be led out outwards, the adhesive 50 is prevented from flowing to the drainage pin 32 and permeating into the drainage groove 33 to cause blockage, and the drainage performance of the drainage groove 33 is further ensured.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. Drainage device, its characterized in that, drainage device is the axisymmetric structure, drainage device includes:

a drainage plate (31);

at least two drainage feet (32), one end of each drainage foot (32) is connected to the drainage plate (31), and the other end of each drainage foot extends towards the direction far away from the drainage plate (31); and

at least one drainage groove (33) is arranged between two adjacent drainage feet (32), and liquid can flow out of the drainage grooves (33) along the drainage feet (32).

2. The drainage device according to claim 1, characterized in that it further comprises a mounting plate (34), and two drainage plates (31) are provided, and the two drainage plates (31) are respectively connected to both sides of the mounting plate (34).

3. The drainage device according to claim 1, characterized in that it further comprises a glue slot (35), said glue slot (35) opening onto at least one end of the drainage plate (31), said glue slot (35) being intended to receive an adhesive (50).

4. The drainage device according to claim 3, characterized in that the wall of the glue groove (35) facing outwards is provided with a glue overflow opening (36).

5. Photovoltaic module comprising a plurality of laminated elements (10) arranged side by side, each laminated element (10) being provided with a lower border (22), characterized in that the photovoltaic module further comprises a plurality of drainage devices (30) according to any one of claims 1 to 4, a plurality of said drainage devices (30) being arranged at intervals on said lower border (22), and/or said drainage devices (30) being bridged over two adjacent lower borders (22), said drainage feet (32) being abutted against said lower borders (22), said drainage grooves (33) being configured to enable the drainage of liquid between said laminated elements (10) and said lower borders (22).

6. Photovoltaic module according to claim 5, characterized in that the drainage means (30) are connected to the lower frame (22) by means of fasteners.

7. Photovoltaic module according to claim 5, characterized in that the drainage means (30) are glued to the lower border (22).

8. The photovoltaic module according to any one of claims 5 to 7, further comprising a waterproof cover (60), wherein the waterproof cover (60) is bridged over two adjacent lower frames (22), and the drainage device (30) is fixedly connected to the waterproof cover (60).

9. The photovoltaic module according to claim 8, characterized in that the connection between the drainage device (30) and the waterproof cover (60) is by means of fasteners.

10. Photovoltaic module according to claim 8, characterized in that the draining means (30) are glued to the waterproof cover (60).

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