CN217871464U

CN217871464U - Photovoltaic installation waterproof construction

Info

Publication number: CN217871464U
Application number: CN202221199655.2U
Authority: CN
Inventors: 朱建静; 贵尚勇; 张菡; 余代兵; 汝强
Original assignee: Versolsolar Hangzhou Co ltd
Current assignee: Versolsolar Hangzhou Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-11-22
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a photovoltaic installation waterproof construction, including the mounting structure who is used for installing photovoltaic module and being used for the installation mounting structure's bed frame, mounting structure includes: a main water tank; the lower part of the mounting rack is provided with a supporting leg extending outwards to be supported in the main water tank, the upper part of the mounting rack is provided with a supporting surface, and the middle of the supporting surface is raised to form a step; and pressing a code, wherein one end of the pressing code presses the supporting leg, and the other end of the pressing code winds out of the main water tank and is connected to the base frame. The main water tank is used for draining water and does not serve as a supporting stress member, the mounting frame is mainly used for bearing, and different materials are used for reducing the weight and improving the utilization efficiency of the materials; fix through pressure sign indicating number, mounting bracket and main basin are not fixed by running through.

Description

Photovoltaic installation waterproof construction

Technical Field

The utility model belongs to the technical field of the installation of solar PV modules, concretely relates to roof PV modules's waterproof mounting structure.

Background

The photovoltaic installation system for the roof of the industrial and commercial building at present mainly comprises two modes of clamping and fixedly attaching an aluminum clamping block to a roof and integrating a photovoltaic building by using a standard photovoltaic assembly and a structure for water proofing. The aluminum clamping blocks clamp and fix the installation system attached to the roof, and due to the aging and corrosion of the original building roof, the installation system needs to be renovated and maintained after years, which brings extra maintenance expenditure; the standard photovoltaic assembly is used for waterproof, the photovoltaic assembly is directly used for replacing the original roof to serve as a waterproof layer, the service life of the waterproof roof can be 25 years, and the waterproof roof has a wide market prospect.

The photovoltaic module mounting structure has higher requirements on the waterproof performance of the photovoltaic module mounting structure by replacing the original roof with the photovoltaic module, and the existing photovoltaic module mounting structure, for example, "a waterproof mounting assembly for a planar photovoltaic power generation module" disclosed in Chinese patent literature has the publication number of CN111669117A and comprises the photovoltaic module for mounting, a frame component and a support frame, wherein the frame component is arranged around the photovoltaic module, the photovoltaic module is fixed on the support frame through the frame component, the upper frame is provided with a water chute, the water chute is provided with two drain holes, and two ends of the water chute are respectively provided with a plug; the supporting frame comprises a supporting bottom plate, two supporting plates and two sealing plates, wherein the two supporting plates are fixed on the supporting bottom plate and are in mirror symmetry with the supporting bottom plate, the two sealing plates are respectively positioned on the outer sides of the supporting plates, the height of each sealing plate is smaller than that of each supporting plate, a sealing rubber strip is arranged on the upper end face of each sealing plate, a drainage groove is formed between each supporting plate and each sealing plate, and the drainage groove is communicated with the drainage groove through a drainage hole.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art light volt dress waterproof construction and use single material to lead to making and problem that cost of maintenance is high, the utility model provides a supporting structure and drainage structures mutually independent photovoltaic installation waterproof construction for supporting structure and drainage structures use different materials to make in order to reach optimization performance and reduce cost's purpose.

The utility model discloses a realize through following technical scheme: a photovoltaic installation waterproof structure comprising a mounting structure for mounting a photovoltaic module and a base frame for mounting the mounting structure, the mounting structure comprising: a main water tank; the lower part of the mounting frame is provided with a supporting leg extending outwards for supporting the inside of the main water tank, the upper part of the mounting frame is provided with a supporting surface for mounting a photovoltaic module, and the middle of the supporting surface is protruded to form a step; and one end of the pressing bar presses the supporting foot, and the other end of the pressing bar strides out of the main water tank and is connected to the base frame.

The mounting frame is used for fixing the photovoltaic module, is mainly responsible for bearing and is made of high-strength materials; the main water tank is used for draining water, does not serve as a supporting stress member, can select different materials according to requirements of corrosion resistance, waterproofness and the like, reduces the weight and improves the utilization efficiency of the materials; the mounting frame is positioned in the main water tank, and the brace is pressed by the pressing codes and fixed on the base frame together with the main water tank, so that the mounting frame and the main water tank are not penetrated and fixed, and the waterproof performance is more excellent; the mounting frame is arranged in the main water tank, so that leaked rainwater is collected in the main water tank, and drainage is facilitated; the raised steps facilitate installation and positioning of the photovoltaic modules and control of the spacing between the photovoltaic modules.

Preferably, waterproof cover plates are arranged between the photovoltaic modules on two sides of the step, so that surface layer open water is effectively prevented from entering longitudinal gaps of the photovoltaic modules.

Preferably, the tail ends of the supporting feet are upwards turned to form auxiliary water chutes, so that water leakage can be assisted to be dredged, rainwater directly entering the main water chute is reduced, the auxiliary water chutes can meet the water guiding requirement under the condition of less rainwater, and the water accumulation and corrosion of the main water chute are reduced; when the water quantity is large, the rainwater overflows from the auxiliary water guide groove, converges into the main water groove and is finally discharged to the roof gutter.

Preferably, the mounting bracket bottom is provided with the shrouding for form closed type die cavity in the mounting bracket, improve mounting bracket intensity, prevent inside corrosion.

Preferably, the sealing plate is higher than the bottom of the main water tank, so that water can pass through the sealing plate.

Preferably, the step is sunken downwards to form a groove, and the nut is installed through the groove, so that a self-tapping screw is not required to be driven when the waterproof cover plate is installed, the integrity is improved, and the installation is more convenient.

Preferably, the tops of the two side edges of the main water tank extend horizontally to form extended edges, the middle part of the pressing code is provided with a platform section for pressing the extended edges correspondingly, the horizontal movement of the extended edges is limited by the lower part of the platform section for pressing the code, and the pressing code is more firmly fixed to the vertical direction of the main water tank through the extended edges.

Preferably, the end of the arm brace is abutted outward against a side wall surface of the main tank to prevent the mount from moving in the left-right direction in the main tank.

Preferably, the side surface of the mounting frame is provided with a drain hole, so that the inner side and the outer side of the mounting frame positioned in the main water tank are communicated, and the water discharge is increased.

Preferably, one end of the pressing foot for pressing the code is extended inwards to form a pressing foot, and the pressing foot just props against the auxiliary water chute so that the pressing foot and the supporting foot cannot move horizontally relatively.

Compared with the prior art, the utility model has the advantages that:

the main water tank is used for draining water, does not serve as a supporting stress component, can select different materials according to requirements such as corrosion resistance, waterproofness and the like, and the mounting frame is mainly used for bearing the weight and uses high-strength materials, so that the weight is reduced and the utilization efficiency of the materials is improved; the installation frame and the main water tank are not fixed in a penetrating way by fixing through the pressure codes, so that the waterproof performance is more excellent; the mounting frame is arranged in the main water tank, so that leaked rainwater is collected in the main water tank, and drainage is facilitated; the raised steps facilitate installation and positioning of the photovoltaic modules and control of the spacing between the photovoltaic modules.

Drawings

Fig. 1 is a general perspective view of a first embodiment of the present invention;

fig. 2 is a schematic overall sectional structure diagram of a first embodiment of the present invention;

fig. 3 is a schematic structural view of the first embodiment of the present invention after removing the photovoltaic module and the waterproof cover plate;

fig. 4 is a schematic cross-sectional view of a mounting frame according to a first embodiment of the present invention;

fig. 5 is a schematic cross-sectional structure view of a mounting frame according to a second embodiment of the present invention;

fig. 6 is a schematic cross-sectional structure view of a mounting frame according to a third embodiment of the present invention;

fig. 7 is a schematic sectional view of a mounting frame according to a fourth embodiment of the present invention.

In the figure: photovoltaic module 1, purlin 2, main basin 3, extend limit 31, mounting bracket 4, spike 41, vice guiding gutter 411, holding surface 42, step 421, recess 422, wash port 43, shrouding 44, pressure sign indicating number 5, platform section 51, pressure sign indicating number foot 52, waterproof apron 6.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, how to implement the present invention is further explained below with reference to the accompanying drawings and the specific embodiments, it should be noted that the "circumferential direction" and the "axial direction" described below are all based on the rotation direction of the propeller.

First embodiment, as shown in fig. 1 to 4, a photovoltaic installation waterproof structure includes a mounting structure for mounting a photovoltaic module 1 and a base frame for mounting the mounting structure, generally a roof purlin 2 is selected as the base frame, and the mounting structure includes:

the bottom edge of the main water tank 3 is horizontally arranged, and two side surfaces of the main water tank 3 are outwards inclined, so that the main water tank 3 can be directly connected in an up-and-down lap joint manner when needing to be prolonged and connected, the possibility of leakage is reduced, the tops of the two side edges horizontally extend to form extended edges 31, and the main water tank can be made of light and thin materials as if the main water tank is made of materials because the main water tank is not used as a support;

the lower bottom surface of the mounting frame 4 is provided with a supporting leg 41 extending outwards to be supported inside the main water tank 3, the upper surface of the mounting frame 4 is provided with a supporting surface 42 for mounting the photovoltaic module 1, the middle of the supporting surface 42 is protruded to form a step 421, the side wall surface of the mounting frame 4 is vertically and upwards arranged, the tail end of the supporting leg 41 is turned upwards to form an auxiliary water chute 411 which can assist in dredging leakage water, the tail end of the supporting leg 41 outwards abuts against the side wall surface of the main water tank 3, the side surface of the mounting frame 4 is provided with a water drainage hole 43 which can be circular, square, long round hole and the like, so that the inner side and the outer side of the mounting frame 4 positioned inside the main water tank 3 are communicated, and the drainage quantity is increased;

the pressing device comprises a pressing device 5, wherein one end of the pressing device 5 presses a supporting foot 41, the other end of the pressing device strides out of a main water tank 3 and is connected to a purline 2, a platform section 51 for pressing an extending edge 31 is arranged at the middle part of the pressing device 5 corresponding to the extending edge 31, the lower part of the platform section 51 of the pressing device 5 limits the horizontal movement of the extending edge 31, the pressing device 5 is more firmly fixed to the main water tank 3 in the vertical direction through the extending edge 31, one end of the pressing device 5 pressing the supporting foot 41 extends inwards to form a pressing foot 52, and the pressing foot 52 just supports against the supporting foot 41, so that the pressing foot 52 and the supporting foot 41 cannot move horizontally relatively;

waterproof apron 6 installs between the photovoltaic module 1 on step 421 both sides for prevent that the surface layer bright water from getting into the fore-and-aft clearance of photovoltaic module 1, the shape is "pi" type, passes step 421 through self-tapping nail and installs, in order to make the installation more firm, step 421 can carry out the thickening design.

When the purline is installed, the main water tank 3 is firstly placed on the purline 2; secondly, the mounting frame 4 is placed in the main water tank 3, so that the supporting feet 41 are propped against the wall surface of the main water tank 3; then, pressing feet 52 of the pressing piece 5 are abutted against the supporting feet 41, the platform section 51 of the pressing piece 5 is tightly pressed on the extending edge 31, and the other end of the pressing piece 5 is fixed on the purline 2 through bolts or self-tapping screws, so that the main water tank 3 and the mounting frame 4 are tightly pressed on the purline 2 and cannot move left and right; and finally, laying the photovoltaic module 1, longitudinally fixing the photovoltaic module 1 by adopting a waterproof cover plate 6 above the step 421, and tightly attaching the waterproof cover plate 6 and the frame of the photovoltaic module 1 and the mounting frame 4.

In the embodiment, the waterproof cover plate 6 is tightly attached to the frame of the photovoltaic module 1, so that surface layer open water is effectively prevented from entering a longitudinal gap of the photovoltaic module 1, and a first waterproof function is achieved; the lower edge of the frame of the photovoltaic module 1 is completely attached to the supporting surface 42, so that a second waterproof effect is achieved; a small amount of leakage water drops downwards, and the auxiliary water chute 411 of the mounting rack 4 assists in guiding water to play a third waterproof role; the leaked water is finally gathered in the main water tank 3 and finally gathered into the roof gutter along the main water tank 3 to reach the sewer pipe to play a fourth waterproof role.

The beneficial effects of the embodiment include; the mounting frame 4 is used for fixing the photovoltaic module 1, is mainly responsible for bearing and is made of high-strength materials; the main water tank 3 is used for draining water and does not serve as a supporting stress member, different materials can be selected according to requirements of corrosion resistance, waterproofness and the like, the weight is reduced, and the material utilization efficiency is improved; the mounting frame 4 is positioned inside the main water tank 3, and the supporting feet 41 are pressed by the pressing codes 5 to be fixed on the base frame together with the main water tank 3, so that the mounting frame 4 and the main water tank 3 are not penetrated and fixed, and the waterproof performance is more excellent; the mounting frame 4 is arranged in the main water tank 3, so that the leaked rainwater is collected in the main water tank 3, and the drainage is convenient; the raised steps 421 facilitate the installation and positioning of the photovoltaic modules 1 and control the spacing between the photovoltaic modules 1.

In the second embodiment, as shown in fig. 5, unlike the first embodiment, the side surface of the mounting bracket 4 is inclined inward, the supporting surface 42 is provided with fine stripes, the bottom is provided with a sealing plate 44, a trapezoid is formed, and the side surface of the mounting bracket 4 is not provided with a drainage hole 43, so that a closed cavity is formed in the mounting bracket 4, the strength of the mounting bracket 4 is improved, the stability is enhanced, and the internal corrosion can be prevented.

In the third embodiment, as shown in fig. 6, unlike the second embodiment, the sealing plate 44 is higher than the bottom of the main water tank 3, so that water can be passed thereunder, thereby increasing the water capacity of the main water tank 3.

In the fourth embodiment, as shown in fig. 7, unlike the second embodiment, the step 421 is recessed downward to form a groove 422, and the nut is installed by using the groove 422, so that a self-tapping screw is not required to be driven when the waterproof cover plate 6 is installed, which not only improves the integrity, but also makes the installation more convenient.

Claims

1. A photovoltaic installation waterproof structure, includes mounting structure and the bed frame that is used for installing mounting structure for installing photovoltaic module, its characterized in that, mounting structure includes:

a main water tank;

the lower part of the mounting rack is provided with a supporting leg extending outwards to be supported in the main water tank, the upper part of the mounting rack is provided with a supporting surface for mounting a photovoltaic module, and the middle of the supporting surface is raised to form a step;

and one end of the pressing bar presses the supporting foot, and the other end of the pressing bar strides out of the main water tank and is connected to the base frame.

2. The photovoltaic installation waterproofing structure according to claim 1, wherein: and a waterproof cover plate is arranged between the photovoltaic modules on the two sides of the step.

3. The photovoltaic installation waterproofing structure according to claim 1 or 2, wherein: the tail ends of the supporting feet are turned upwards to form an auxiliary water chute.

4. The photovoltaic installation waterproofing structure according to claim 1 or 2, wherein: and a sealing plate is arranged at the bottom of the mounting rack.

5. The photovoltaic installation waterproofing structure according to claim 4, wherein: the sealing plate is higher than the bottom of the main water tank.

6. The photovoltaic installation waterproofing structure according to claim 2, wherein: the step is recessed downwards to form a groove.

7. The photovoltaic installation waterproofing structure according to claim 1 or 2, wherein: the top parts of two side edges of the main water tank extend horizontally to form extended edges, the middle part of the pressing code is provided with a platform section for pressing the extended edges correspondingly to the extended edges, and the part below the platform section for pressing the code limits the horizontal movement of the extended edges.

8. The photovoltaic installation waterproofing structure according to claim 3, wherein: the tail ends of the supporting feet are outwards abutted against the side wall surface of the main water tank.

9. The photovoltaic installation waterproofing structure according to claim 1 or 2, wherein: the side surface of the mounting rack is provided with a drain hole.

10. The photovoltaic installation waterproofing structure according to claim 3, wherein: one end of the pressure code pressing brace extends inwards to form a pressure code pin, and the pressure code pin just abuts against the auxiliary water chute to enable the pressure code pin and the brace to move horizontally relatively.