Heat dissipation type photovoltaic power generation device
By combining water-cooled and air-cooled heat dissipation technology, the spraying part is used to clean the surface of the photovoltaic power generation part, and through the design of rainwater collection and filtering net, the problem of poor heat dissipation effect of photovoltaic power generation devices at high temperatures is solved, and the power generation efficiency and service life are improved. It also realizes the recycling of sewage, reducing the time for artificial water replenishment.
Patent Information
- Application Number
- CN202323382831.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-12
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2033-12-12
AI Technical Summary
The existing photovoltaic power generation devices have poor heat dissipation effect when the temperature is too high in summer, resulting in a reduced power generation efficiency. In addition, water-cooled heat dissipation requires frequent replenishment of water sources, which is troublesome and wastes time.
A heat-dissipating photovoltaic power generation device was designed, combining water-cooling and air-cooling heat dissipation technology to clean the photovoltaic power generation department through the spraying department, and the rainwater collection department was used to recycle sewage to reduce the need for artificial replenishment of water sources.
It improves the heat dissipation effect and power generation efficiency of photovoltaic power generation devices, extends the service life, and at the same time, through the design of rainwater collection and filters, the recycling of sewage is realized, saving time for artificial water replenishment.
Smart Images
Figure CN222215687U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of photovoltaic power generation, and in particular to a heat dissipation type photovoltaic power generation device. Background Art
[0002] Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into electrical energy. It is mainly composed of three parts: solar panels, controllers and inverters. The main components are made of electronic components. Solar cells are packaged and protected after being connected in series to form large-area solar cell modules, which are then combined with power controllers and other components to form a photovoltaic power generation device.
[0003] At present, when the existing photovoltaic power generation device is working, the heat dissipation effect of the photovoltaic power generation device itself is poor due to the high temperature in summer, which leads to reduced photovoltaic power generation efficiency, thereby affecting the performance and service life of the photovoltaic power generation device. In addition, due to the use of water cooling for heat dissipation, water needs to be replenished at regular intervals, which is troublesome to operate and wastes time. Utility Model Content
[0004] In view of the deficiencies in the prior art, the present invention provides a heat dissipation type photovoltaic power generation device, through the heat dissipation part, water cooling and air cooling can be used simultaneously to dissipate the heat of the photovoltaic power generation part, thereby improving the heat dissipation effect and power generation efficiency, and the photovoltaic power generation part can be cleaned at the same time.
[0005] Technical Solution
[0006] In order to achieve the above objectives, this utility model is implemented through the following technical solutions:
[0007] A heat dissipation photovoltaic power generation device comprises a base plate, a rainwater collecting part is arranged on the left side of the top of the base plate, a water tank is connected to the rear side of the top of the base plate, a support column is connected to the center of the top of the base plate, a heat dissipation frame is connected to the top of the support column, heat dissipation parts are arranged in the inner cavity of the heat dissipation frame and the inner cavity of the water tank, spraying parts are connected to the front and rear sides of the top of the heat dissipation frame, a photovoltaic power generation part is arranged on the top of the heat dissipation frame, and the heat dissipation part is used to dissipate heat from the photovoltaic power generation part.
[0008] Preferably, the spraying part includes a spraying plate, the bottom end of the spraying plate is connected to the heat sink, a plurality of spraying holes are arranged on the corresponding side of the spraying plate, a spraying pipe is arranged in the inner cavity of the spraying plate, a plurality of spraying heads are installed on the surface of the spraying pipe, the spraying heads are located in the inner cavity of the spraying hole, the bottom end of the spraying pipe is connected to a U-shaped pipe, the bottom end of the U-shaped pipe passes through the spraying plate, the bottom end of the U-shaped pipe is connected to a water supply pipe, the bottom end of the water supply pipe passes through the inner cavity of the water tank and is connected to a first water pump, and the bottom end of the first water pump is connected to the bottom end of the inner cavity of the water tank.
[0009] Preferably, the rainwater collection part includes a collection frame, the bottom end of the collection frame is connected to the bottom plate through a fixing column, the inner cavity of the collection frame is connected to a filter screen, the left end of the collection frame is connected to a collection pipe, and the left end of the collection pipe is connected to a water tank.
[0010] Preferably, the heat dissipation part includes a circulation pipe, the top end of the circulation pipe is connected to the heat dissipation frame, the front side of the circulation pipe is connected to the delivery pipe, the rear side of the circulation pipe is connected to the return pipe, the side of the return pipe away from the circulation pipe passes through the heat dissipation frame and is connected to the water tank, the side of the delivery pipe away from the circulation pipe passes through the inner cavity of the water tank and is connected to the second water pump, the bottom end of the second water pump is connected to the bottom end of the inner cavity of the water tank, the bottom end of the front side of the inner cavity of the heat dissipation frame is connected to a temperature sensor, the left end of the inner cavity of the heat dissipation frame is connected to a fan, the top end of the inner cavity of the heat dissipation frame is provided with a heat sink, the top end of the heat sink passes through the heat dissipation frame and is connected to the photovoltaic power generation part, and the bottom end of the inner cavity of the water tank is connected to a condenser.
[0011] Preferably, the heat sink is used to dissipate heat from the photovoltaic power generation unit, and the condenser is used to cool the circulating water.
[0012] Preferably, support rods are connected to the left and right sides of the bottom end of the support column, and the top ends of the support rods are connected to the heat sink, so that the support rods and the heat sink form a triangle.
[0013] Preferably, the left end of the water tank is connected with a water inlet pipe and a drain pipe in sequence from top to bottom, and the heat dissipation rack is inclined.
[0014] Beneficial effects of this application:
[0015] 1. Through the heat dissipation part, water cooling and air cooling can be used at the same time to dissipate heat from the photovoltaic power generation part, thereby improving the heat dissipation effect and power generation efficiency, and avoiding the impact of excessive temperature on the performance and service life of the photovoltaic power generation part.
[0016] 2. The surface of the photovoltaic power generation part can be cleaned by the spraying part to prevent the photovoltaic power generation part from being affected by dust on the surface.
[0017] 3. Through the rainwater collection unit, the sewage generated during the cleaning of the photovoltaic power generation unit can be recycled, and the rainwater can be collected at the same time, without the need for personnel to replenish the water tank at regular intervals, saving time. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0019] Figure 1This is a schematic diagram of the structure of the utility model.
[0020] Figure 2 This is the rear view of the base plate structure.
[0021] Figure 3 This is the rear view of the structure of the return pipe.
[0022] Figure 4 It is a schematic diagram of the structure of the sprinkler head.
[0023] Figure 5 This is a structural cross-sectional view of the spray plate.
[0024] Figure 6 This is a structural cross-sectional view of the water tank.
[0025] Figure 7 It is a cross-sectional view of the heat dissipation frame structure when viewed from above.
[0026] The reference numerals in the figure are:
[0027] 1-bottom plate; 2-heat sink; 3-spraying part; 31-spraying plate; 32-spraying hole; 33-spraying head; 34-spraying pipe; 35-U-shaped pipe; 36-water supply pipe; 37-first water pump; 4-photovoltaic power generation part; 5-rainwater collection part; 51-collection frame; 52-filter; 53-collection pipe; 6-heat dissipation part; 61-circulation pipe; 62-delivery pipe; 63-reflux pipe; 64-second water pump; 65-condenser; 66-fan; 67-temperature sensor; 68-heat sink; 7-support rod; 8-support column; 9-water tank. DETAILED DESCRIPTION
[0028] In order to make it easier to understand the structure of the present invention and the functional features and advantages that can be achieved, the preferred embodiments of the present invention are described in detail with reference to the drawings as follows:
[0029] Example:
[0030] Reference Figures 1 to 7 A heat dissipation photovoltaic power generation device comprises: a bottom plate 1, a rainwater collecting part 5 is arranged on the left side of the top of the bottom plate 1, a water tank 9 is connected to the rear side of the top of the bottom plate 1, a support column 8 is connected to the center of the top of the bottom plate 1, a heat dissipation frame 2 is connected to the top of the support column 8, a heat dissipation part 6 is arranged in the inner cavity of the heat dissipation frame 2 and the inner cavity of the water tank 9, a spraying part 3 is connected to the front and rear sides of the top of the heat dissipation frame 2, a photovoltaic power generation part 4 is arranged on the top of the heat dissipation frame 2, and the heat dissipation part 6 is used to dissipate heat from the photovoltaic power generation part 4.
[0031] The heat dissipation unit 6 can dissipate heat from the photovoltaic power generation unit 4 to prevent the photovoltaic power generation unit 4 from having a reduced power generation efficiency due to high temperature.
[0032] Reference Figures 1 to 6In a further embodiment, the spraying part 3 includes a spraying plate 31, the bottom end of the spraying plate 31 is connected to the heat sink 2, a plurality of spraying holes 32 are arranged on the corresponding side of the spraying plate 31, a spraying pipe 34 is arranged in the inner cavity of the spraying plate 31, a plurality of spraying heads 33 are installed on the surface of the spraying pipe 34, the spraying heads 33 are located in the inner cavity of the spraying holes 32, the bottom end of the spraying pipe 34 is connected to a U-shaped pipe 35, the bottom end of the U-shaped pipe 35 passes through the spraying plate 31, the bottom end of the U-shaped pipe 35 is connected to a water supply pipe 36, the bottom end of the water supply pipe 36 passes through the inner cavity of the water tank 9 and is connected to a first water pump 37, the bottom end of the first water pump 37 is connected to the bottom end of the inner cavity of the water tank 9. Through the spraying head 33, the surface of the photovoltaic power generation part 4 can be sprayed and cleaned, and through the spraying hole 32, a spraying position can be provided for the spraying head 33 to prevent the spraying head 33 from being exposed to the outside.
[0033] Reference Figures 1 to 3 In a further embodiment, the rainwater collecting part 5 includes a collecting frame 51, the bottom end of the collecting frame 51 is connected to the bottom plate 1 through a fixing column, the inner cavity of the collecting frame 51 is connected to a filter 52, the left end of the collecting frame 51 is connected to a collecting pipe 53, and the left end of the collecting pipe 53 is connected to the water tank 9. The collected water can be filtered through the filter 52 to prevent debris from entering the water tank 9 and causing blockage.
[0034] Reference Figures 1 to 7 In a further embodiment, the heat dissipation part 6 includes a circulation pipe 61, the top end of the circulation pipe 61 is connected to the heat dissipation frame 2, the front side of the circulation pipe 61 is connected to the delivery pipe 62, the rear side of the circulation pipe 61 is connected to the return pipe 63, the side of the return pipe 63 away from the circulation pipe 61 passes through the heat dissipation frame 2 and is connected to the water tank 9, the side of the delivery pipe 62 away from the circulation pipe 61 passes through the inner cavity of the water tank 9 and is connected to the second water pump 64, the bottom end of the second water pump 64 is connected to the bottom end of the inner cavity of the water tank 9, the bottom end of the front side of the inner cavity of the heat dissipation frame 2 is connected to a temperature sensor 67, the left end of the inner cavity of the heat dissipation frame 2 is connected to a fan 66, the top end of the inner cavity of the heat dissipation frame 2 is provided with a heat sink 68, the top end of the heat sink 68 passes through the heat dissipation frame 2 and is connected to the photovoltaic power generation unit 4, and the bottom end of the inner cavity of the water tank 9 is connected to a condenser 65. The heat energy generated by the photovoltaic power generation unit 4 during operation can be absorbed into the heat sink 68 through the heat sink 68 and then dissipated through the fan 66. The heat dissipation effect of the photovoltaic power generation unit 4 is improved through air cooling and cold water cooling.
[0035] Reference Figure 6 and Figure 7 In a further embodiment, the heat sink 68 is used to dissipate heat from the photovoltaic power generation unit 4, and the condenser 65 is used to cool the circulating water. The circulating water can be cooled by the condenser 65 for heat dissipation.
[0036] Reference Figure 1 and Figure 2In a further embodiment, support rods 7 are connected to the left and right sides of the bottom of the support column 8, and the top of the support rods 7 is connected to the heat sink 2, so that the support rods 7 and the heat sink 2 form a triangle. The support rods 7 and the heat sink 2 form a triangle, which stabilizes the heat sink 2.
[0037] Reference Figures 1 to 6 In a further embodiment, the left end of the water tank 9 is connected with a water inlet pipe and a drain pipe from top to bottom, and the heat dissipation frame 2 is inclined. The heat dissipation frame 2 is inclined to facilitate air circulation during air cooling and heat dissipation.
[0038] The working principle of the present application is as follows: during use, the photovoltaic power generation unit 4 is installed on the heat sink 2. After the photovoltaic power generation unit 4 has been working for a period of time, the temperature sensor 67 senses that the temperature in the heat sink 2 is too high, and the fan 66 is turned on by the external controller to operate. With the cooperation of the heat sink 68, the photovoltaic power generation unit 4 is cooled. At the same time, the second water pump 64 and the condenser 65 are turned on by the external controller. The condenser 65 cools the water in the water tank 9, and the cooling water is transported to the circulation pipe 61 through the delivery pipe 62 to cool the heat sink 2. The cooled water is transported to the water tank 9 through the reflux pipe 63 to facilitate the next cooling cycle. When the temperature sensor 67 senses that the heat sink 2 After the internal temperature drops, the second water pump 64 is turned off and only the fan 66 is used for heat dissipation to reduce the electric energy consumed during heat dissipation. When the surface of the photovoltaic power generation unit 4 needs to be cleaned, the first water pump 37 is turned on by an external controller. Through the cooperation of the water delivery pipe 36 and the U-shaped pipe 35, the water in the water tank 9 is transported to the spray pipe 34, and then sprayed on the surface of the photovoltaic power generation unit 4 through the spray head 33 to complete the cleaning of the photovoltaic power generation unit 4. The sewage generated during the cleaning is recycled through the collection frame 51 and the filter net 52; when it rains, the rainwater is collected by the collection frame 51, filtered through the filter net 52, and finally transported to the water tank 9 through the collection pipe 53 for storage.
[0039] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some of the technical features therein by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.
Claims
1. A heat dissipation photovoltaic power generation device, characterized in that: The invention comprises a bottom plate (1), a rainwater collecting part (5) is arranged on the left side of the top of the bottom plate (1), a water tank (9) is connected to the rear side of the top of the bottom plate (1), a support column (8) is connected to the center of the top of the bottom plate (1), a heat sink (2) is connected to the top of the support column (8), a heat sink (6) is arranged in the inner cavity of the heat sink (2) and the inner cavity of the water tank (9), a spraying part (3) is connected to the front and rear sides of the top of the heat sink (2), a photovoltaic power generation part (4) is arranged on the top of the heat sink (2), and the heat sink (6) is used for heat dissipation of the photovoltaic power generation part (4).
2. A heat dissipation photovoltaic power generation device according to claim 1, characterized in that: The spraying part (3) comprises a spraying plate (31), the bottom end of which is connected to the heat sink (2), a plurality of spraying holes (32) are arranged on a corresponding side of the spraying plate (31), a spraying pipe (34) is arranged in the inner cavity of the spraying plate (31), a plurality of spraying heads (33) are installed on the surface of the spraying pipe (34), the spraying heads (33) are located in the inner cavity of the spraying holes (32), the bottom end of the spraying pipe (34) is connected to a U-shaped pipe (35), the bottom end of the U-shaped pipe (35) passes through the spraying plate (31), the bottom end of the U-shaped pipe (35) is connected to a water supply pipe (36), the bottom end of the water supply pipe (36) passes through the inner cavity of the water tank (9) and is connected to a first water pump (37), the bottom end of the first water pump (37) is connected to the bottom end of the inner cavity of the water tank (9).
3. A heat dissipation photovoltaic power generation device according to claim 1, characterized in that: The rainwater collecting part (5) comprises a collecting frame (51), the bottom end of the collecting frame (51) is connected to the bottom plate (1) via a fixing column, the inner cavity of the collecting frame (51) is connected to a filter screen (52), the left end of the collecting frame (51) is connected to a collecting pipe (53), and the left end of the collecting pipe (53) is connected to a water tank (9).
4. A heat dissipation photovoltaic power generation device according to claim 1, characterized in that: The heat dissipation portion (6) comprises a circulation pipe (61), the top end of the circulation pipe (61) is connected to the heat dissipation frame (2), the front side of the circulation pipe (61) is connected to a delivery pipe (62), the rear side of the circulation pipe (61) is connected to a return pipe (63), the side of the return pipe (63) away from the circulation pipe (61) passes through the heat dissipation frame (2) and is connected to the water tank (9), the side of the delivery pipe (62) away from the circulation pipe (61) passes through the inner cavity of the water tank (9) and is connected to a second A water pump (64), the bottom end of the second water pump (64) is connected to the bottom end of the inner cavity of the water tank (9), the bottom end of the front side of the inner cavity of the heat sink (2) is connected to a temperature sensor (67), the left end of the inner cavity of the heat sink (2) is connected to a fan (66), the top end of the inner cavity of the heat sink (2) is provided with a heat sink (68), the top end of the heat sink (68) passes through the heat sink (2) and is connected to the photovoltaic power generation unit (4), and the bottom end of the inner cavity of the water tank (9) is connected to a condenser (65).
5. A heat dissipation photovoltaic power generation device according to claim 4, characterized in that: The heat sink (68) is used to dissipate heat energy from the photovoltaic power generation unit (4), and the condenser (65) is used to cool circulating water.
6. A heat dissipation photovoltaic power generation device according to claim 1, characterized in that: The left and right sides of the bottom end of the support column (8) are connected to support rods (7), the top ends of the support rods (7) are connected to the heat sink (2), and the support rods (7) and the heat sink (2) form a triangle.
7. A heat dissipation photovoltaic power generation device according to claim 1, characterized in that: The left end of the water tank (9) is connected to a water inlet pipe and a water outlet pipe in sequence from top to bottom, and the heat dissipation rack (2) is inclined.