CN210899079U - A kind of photovoltaic inverter power generation component cooling equipment - Google Patents

Abstract

The utility model discloses a cooling device for photovoltaic inverter power generation components, which comprises a fixed bracket, on which a photovoltaic panel inclined upward is connected, the fixed bracket is located on the top of the photovoltaic panel and is connected to a water collecting tank, and the water collecting tank is connected to a water pump in sequence on the side close to the photovoltaic panel. , the spray pipe, the fixed bracket is connected with guide slide bars along the edges of the parallel photovoltaic panels on both sides, a cleaning component is connected between the two guide slide bars, and the cleaning component is connected with the driving mechanism, and also includes a fixed set at the lower end of the photovoltaic panel. Recycling tank; collect rainwater through the sump and spray the rainwater to the photovoltaic panel through the water pump and spray pipe to cool it down. At the same time, the cleaning module cooperates with the rainwater sprayed on it to clean the photovoltaic panel. The panel can be cooled to prolong its service life, and it can also clean the photovoltaic panel to improve its light energy conversion rate, which is suitable for popularization and use.

Description

A kind of photovoltaic inverter power generation component cooling equipment

technical field

The utility model belongs to the technical field of photovoltaic power generation equipment, in particular to a cooling equipment for photovoltaic inverter power generation components.

Background technique

Photovoltaic power generation is a technology that directly converts light energy into electrical energy by utilizing the photovoltaic effect of the semiconductor interface. It is mainly composed of solar panels (components), controllers and inverters, and the main components are composed of electronic components. After the solar cells are connected in series, they can be packaged and protected to form a large-area solar cell module, and then combined with power controllers and other components to form a photovoltaic power generation device.

Photovoltaic panels in photovoltaic power generation equipment face the sun for a long time and absorb light energy for photoelectric conversion. After the surface of photovoltaic panels is exposed to sunlight, the temperature increases, and the temperature becomes lower at night. Frequent exposure to this temperature difference will easily lead to deformation and discoloration of the surface of photovoltaic panels. , cracking, resulting in damage to the photovoltaic panel, and there is no good solution at present, and the photovoltaic panel has been outdoors for a long time, and a large amount of dust will adhere to its surface, thereby reducing the conversion rate of light energy. For this reason, we designed a photovoltaic inverter power generation. Component cooling equipment to solve the above problems.

Utility model content

The purpose of the utility model is to provide a cooling device for photovoltaic inverter power generation components, which can clean and cool photovoltaic panels.

The technical scheme adopted by the utility model is that a photovoltaic inverter power generation component cooling device includes a fixed bracket, on which the photovoltaic panels inclined upward are connected, the fixed bracket is located on the top of the photovoltaic panel and connected to a water collecting tank, and the water collecting tank is close to the photovoltaic panel. The side is connected to the water pump and the spray pipe in turn. The fixed bracket is connected to the guide slide bars along the edges of the two sides of the parallel photovoltaic panel respectively. A cleaning component is connected between the two guide slide bars. A recovery slot is fixed at the place.

The utility model is characterized in that:

The cleaning assembly includes two sliding blocks that are sleeved on the guide sliding bars respectively, and a supporting cross bar located above the photovoltaic panel is connected between the two sliding blocks. Detachable installation with cleaning cotton brush.

The driving mechanism includes a driving motor, a driving screw and a driving screw nut. The driving screw is installed on the fixed bracket on one side of the photovoltaic panel through a bearing, and the driving screw is parallel to the guide sliding rod. The output end of the driving motor is connected to the driving screw. One end of the nut is connected by transmission, the driving nut block is connected to the driving screw rod through the thread, and the driving nut block is fixedly connected to the sliding block with a short distance.

The top section of the sump is a triangular structure, and a protective filter screen is connected to the triangular structure.

The top of the recovery tank is open, and the bottom is inclined toward one end to form a guide plate. The side wall of the recovery tank located at the downstream of the guide plate is provided with a drainage hole, and the drainage hole is plugged with a rubber plug.

Photovoltaic panels power the drive motor and water pump.

The side of the spray pipe facing the photovoltaic panel is provided with a plurality of spray holes.

The beneficial effects of the present utility model are:

The utility model is a cooling device for photovoltaic inverter power generation components, which collects rainwater through a water collecting tank and sprays the rainwater to a photovoltaic panel through a water pump and a spray pipe to cool the photovoltaic panel. Cleaning the photovoltaic panel can not only cool the photovoltaic panel and prolong its service life, but also clean the photovoltaic panel and improve its light energy conversion rate, which is suitable for promotion and use.

Description of drawings

1 is a schematic structural diagram of a cooling device for a photovoltaic inverter power generation assembly of the present invention;

2 is a side view of a cooling device for photovoltaic inverter power generation components of the present invention;

Fig. 3 is the structural representation of the cleaning assembly in the present invention;

Fig. 4 is the structural representation of the spray pipe in the present utility model;

Figure 5 is a schematic diagram of the structure of the water collecting tank in the present invention.

In the figure, 1. Fixed bracket, 2. Photovoltaic panel, 3. Water collection tank, 3-1. Protection filter, 4. Spray pipe, 4-1. Spray hole, 5. Water pump, 6. Guide slide bar, 7. Cleaning assembly, 7-1. Slide block, 7-2. Support cross bar, 7-3. Cleaning cotton brush, 8. Recovery slot, 9. Drive screw, 10. Drive screw block, 11. Drive motor .

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model is a cooling device for photovoltaic inverter power generation components, as shown in Figures 1 and 2, comprising a fixed bracket 1, the fixed bracket 1 is connected to a photovoltaic panel 2 that is inclined upward, and the fixed bracket 1 is located on the top of the photovoltaic panel 2 to connect a collector The water tank 3, the water collecting tank 3 is connected to the water pump 5 and the spray pipe 4 in sequence on the side close to the photovoltaic panel 2, and the fixed bracket 1 is connected to the guide slide bars 6 along the edges of the two sides of the parallel photovoltaic panel 2, and the two guide slide bars 6 are connected. A cleaning assembly 7 is connected to the driving mechanism, and further includes a recovery groove 8 fixedly disposed at the lower end of the photovoltaic panel 2 .

As shown in FIG. 3 , the cleaning assembly 7 includes two sliding blocks 7-1 respectively sleeved on the guide sliding rods 6, and a support crossbar 7-1 located above the photovoltaic panel 2 is connected between the two sliding blocks 7-1. 2. A cleaning cotton brush 7-3 is detachably installed on the side of the support crossbar 7-2 close to the photovoltaic panel 2 along the length direction of the support crossbar 7-2.

The driving mechanism includes a driving motor 11, a driving screw 9 and a driving screw nut 10. The driving screw 9 is mounted on the fixed bracket 1 on one side of the photovoltaic panel 2 through a bearing, and the driving screw 9 is parallel to the guide sliding rod 6. The output end of the motor 11 is drivingly connected to one end of the driving screw 9, the driving screw nut block 10 is connected to the driving screw 9 by thread, and the driving screw nut block 10 is fixedly connected to the sliding block 7-1 with a short distance.

As shown in FIG. 4 , the cross section of the top of the water collecting tank 3 is a triangular structure, and the protective filter screen 3-1 is connected to the triangular structure.

The top of the recovery tank 8 is open, and the bottom is inclined toward one end to form a deflector. The sidewall of the recovery tank 8 located downstream of the deflector is provided with a drainage hole, and the drainage hole is plugged with a rubber plug.

The photovoltaic panel 2 supplies power to the drive motor 11 and the water pump 5 .

As shown in FIG. 5 , the side of the spray pipe 4 facing the photovoltaic panel 2 is provided with a plurality of spray holes 4 - 1 .

The functions of each component in the cooling device of the photovoltaic inverter power generation assembly of the utility model are as follows:

The fixing bracket 1 plays a main supporting role for the photovoltaic panel 2, the guide slide bar 6 and the driving mechanism.

The upper part of the water collection tank 3 is a protective filter screen 3-1, which can collect rainwater and facilitate subsequent cleaning and cooling of the photovoltaic panel 2. The protective filter screen 3-1 can prevent large objects from entering the water collection tank 3.

The spray pipe 4 is connected to the water collecting tank 3 through the water pump 5, which can discharge the rainwater collected in the water collecting tank 3 to clean and cool the photovoltaic panel 2. The spray pipe 4 has spray holes 4-1 to spray the rainwater evenly.

The guide slide bar 6 can be movably installed on the cleaning component 7 attached to the photovoltaic panel 2 , and the cleaning component 7 can slide along the two guide slide bars 6 .

The cleaning assembly 7 includes a sliding block 7-1, a supporting cross bar 7-2, and a cleaning cotton brush 7-3. The cleaning cotton brush 7-3 is attached to the photovoltaic panel 2. When the sliding block 7-1 moves along the guide sliding rod 6 , the cleaning cotton brush 7-3 can scrub the surface of the photovoltaic panel 2 .

The recovery tank 8 can recover the sewage for cleaning the photovoltaic panel 2 and discharge it through the drainage holes.

The output end of the drive motor 11 is connected to one end of the drive screw 9 in a driving manner. The drive screw 9 can be rotated under the action of the drive motor 11. Since the longitudinal position of the drive screw 9 is unchanged, it is connected to the drive screw 9 by a thread. The driving screw mother block 10 can move along the length direction of the driving screw 9 .

The working process of a photovoltaic inverter power generation component cooling device of the utility model is as follows:

When in use, the water collecting tank 3 collects rainwater. The upper part of the water collecting tank 3 has a triangular structure and a protective filter 3-1 is installed, which can block large impurities such as leaves and plastic bags, and ensure that the rainwater entering the water collecting tank 3 is relatively clean. When the panel is cooled, the water pump 5 pumps the water in the water collecting tank 3 into the spray pipe 4, and sprays it to the photovoltaic panel 2 through the spray hole 4-1 on the spray pipe 4 to cool it down. At this time, The driving mechanism drives the cleaning component 7 to reciprocate along the surface of the photovoltaic panel 2, and cooperates with the rainwater sprayed on it to clean the photovoltaic panel, and the sewage generated by cleaning flows to the recovery tank 8 for collection.

Since the spray pipe 4 is provided with a plurality of spray holes 4-1, the spray holes 4-1 are oriented differently, and the sprayed water lines are parabolically mounted to each position of the photovoltaic panel 2 to cool it down. To avoid deformation, cracking, etc. caused by excessive surface temperature, the practical life of the photovoltaic panel 2 is prolonged. When cleaning the surface of the photovoltaic panel 2, the driving motor 11 starts to drive the driving screw 9 to perform forward and reverse rotation, so as to pass the driving wire The mother block 10 drives the cleaning component 7 to move back and forth along the surface of the photovoltaic panel 2. During the movement, the cleaning cotton brush 7-3 is attached to the photovoltaic panel 2 for cleaning, cleaning the dirt on the surface of the photovoltaic panel 2, ensuring the cleaning of the surface and improving the brightness of the photovoltaic panel 2. Energy conversion rate, the sewage produced by cleaning flows to the recovery tank 8 for collection, and the sewage in the recovery tank 8 can be discharged through the drain hole.

Through the above method, a photovoltaic inverter power generation component cooling device of the present invention can not only cool the photovoltaic panel to prolong its service life, but also clean the photovoltaic panel and improve its light energy conversion rate, which is suitable for popularization and use.

Claims (7)

1. The utility model provides a photovoltaic contravariant power generation subassembly cooling equipment, a serial communication port, including fixed bolster (1), connect ascending photovoltaic board (2) of slope on fixed bolster (1), it connects water catch bowl (3) to lie in photovoltaic board (2) top on fixed bolster (1), water catch bowl (3) are close to photovoltaic board (2) one side and connect gradually water pump (5), shower (4), guide slide bar (6), two are connected respectively along parallel photovoltaic board (2) both sides edge on fixed bolster (1) connect a clean subassembly (7) between guide slide bar (6), actuating mechanism is connected to clean subassembly (7), still including the fixed accumulator (8) that is provided with in lower extreme department that lies in photovoltaic board (2).

2. The cooling device for the photovoltaic inversion power generation assembly according to claim 1, wherein the cleaning assembly (7) comprises two sliding blocks (7-1) sleeved on the guide sliding rod (6) respectively, a supporting cross rod (7-2) located above the photovoltaic panel (2) is connected between the two sliding blocks (7-1), and a cleaning cotton brush (7-3) is detachably mounted on one side, close to the photovoltaic panel (2), of the supporting cross rod (7-2) along the length direction of the supporting cross rod (7-2).

3. The photovoltaic inversion power generation assembly cooling device according to claim 1, wherein the driving mechanism comprises a driving motor (11), a driving screw rod (9) and a driving nut block (10), the driving screw rod (9) is mounted on the fixing support (1) on one side of the photovoltaic panel (2) through a bearing, the driving screw rod (9) is parallel to the guide sliding rod (6), the output end of the driving motor (11) is in transmission connection with one end of the driving screw rod (9), the driving nut block (10) is connected to the driving screw rod (9) through a thread, and the driving nut block (10) is fixedly connected with the sliding block (7-1) which is closer in distance.

4. The photovoltaic inversion power generation assembly cooling device according to claim 1, wherein the cross section of the top of the water collecting tank (3) is a triangular structure, and the triangular structure is connected with a protective filter screen (3-1).

5. The photovoltaic inversion power generation assembly cooling device according to claim 1, wherein the top of the recovery tank (8) is open, the bottom of the recovery tank is inclined towards one end to form a flow guide plate, a drain hole is formed in a side wall of the recovery tank (8) at the downstream of the flow guide plate, and a rubber plug is plugged in the drain hole.

6. The photovoltaic inversion power generation assembly cooling device according to claim 1, wherein the photovoltaic panel (2) supplies power to the driving motor (11) and the water pump (5).

7. The cooling device for the photovoltaic inversion power generation assembly according to claim 1, wherein a plurality of spraying holes (4-1) are formed in one side, facing the photovoltaic panel (2), of the spraying pipe (4).

Images