Inorganic heat pipe type photovoltaic cell cooling structure

Abstract

The utility model belongs to the field of photovoltaic technology, and discloses an inorganic heat pipe type photovoltaic cell cooling structure, which comprises a heat absorption unit attached to the back of a cell panel. The heat absorption unit is connected with a heat dissipation unit arranged on the battery panel; the heat dissipation unit comprises a heat dissipation box arranged on the battery panel, a plurality of heat dissipation heads convenient and rapid to dissipate heat are arranged in the heat dissipation box, and the heat dissipation heads are connected with the heat absorption unit and conduct heat transmission; a substrate for accelerating heat dissipation is arranged in the heat dissipation box, and the substrate wraps and is attached to the outside of the heat dissipation head; the heat dissipation head comprises a heat dissipation rod arranged in the heat dissipation box, a plurality of heat dissipation fins for accelerating heat dissipation are arranged on the outer wall of the heat dissipation rod in an attached mode, and the heat dissipation fins make contact with the substrate. The solar cell panel is simple in structure, heat transmission is accelerated through the design of the heat dissipation unit, heat of the heat absorption unit is rapidly transmitted to the heat dissipation unit, meanwhile, the heat dissipation efficiency is improved through the arrangement of the heat dissipation unit, the heat dissipation efficiency is prevented from being reduced, and normal dry work of the solar cell panel is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of photovoltaics, and in particular relates to an inorganic heat pipe type photovoltaic cell cooling structure. Background Art

[0002] Inorganic heat pipe photovoltaic cell cooling is a solution to the problem of reduced power generation efficiency caused by increased photovoltaic cell temperature. When photovoltaic cells are exposed to sunlight, most of the solar energy is not converted into electrical energy, but into heat energy, causing the battery temperature to rise. The increase in battery temperature will further reduce its power generation efficiency and may accelerate the aging of the battery. Inorganic heat pipes have efficient thermal conductivity and can quickly conduct heat generated by the battery, thereby reducing the battery temperature.

[0003] A Chinese patent with patent number CN201810647264.4 discloses an inorganic heat pipe photovoltaic cell cooling structure, which consists of a water tank and a battery array unit. The water tank is located on the upper part of the battery array unit. An annular fin is installed on the upper end of the inorganic heat pipe. The annular fin is located in the water tank body. Heat exchange is achieved under the action of the water medium in the body. The battery substrate is fixedly connected to a plurality of inorganic heat pipes to support the battery substrate and collect the heat of the battery substrate. The number and spacing of the inorganic heat pipes are set according to different environmental conditions. It has the characteristics of simple structure, wide application range, low processing cost, and easy heat collection and utilization. However, in this technical solution, the inorganic mixture in the water tank quickly heats up after absorbing heat, resulting in a decrease in heat absorption capacity, which in turn affects normal heat dissipation and the normal use of photovoltaic cells.

[0004] Therefore, the present application designs an inorganic heat pipe photovoltaic cell cooling structure to solve the above technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model proposes an inorganic heat pipe type photovoltaic cell cooling structure.

[0006] To achieve the above-mentioned purpose, the utility model provides an inorganic heat pipe photovoltaic cell cooling structure, comprising a heat absorbing unit for absorbing heat from a cell panel, the heat absorbing unit being arranged on the back of the cell panel; the heat absorbing unit being connected to a heat dissipation unit arranged on the cell panel;

[0007] The heat dissipation unit comprises a heat dissipation box arranged on the battery panel, wherein a plurality of heat dissipation heads for convenient and rapid heat dissipation are arranged in the heat dissipation box, wherein the heat dissipation heads are connected to the heat absorption unit and perform heat transfer; a matrix for accelerating heat dissipation is arranged in the heat dissipation box, wherein the matrix is ​​wrapped and attached to the outside of the heat dissipation head;

[0008] The heat sink comprises a heat sink rod arranged in a heat sink box, a plurality of heat sink fins for accelerating heat dissipation are arranged on the outer wall of the heat sink rod, and the heat sink fins are arranged in contact with the substrate.

[0009] Preferably, the matrix comprises a solid-liquid phase change material.

[0010] Preferably, the heat dissipation box comprises a box body arranged on the solar panel, the matrix is ​​filled in the box body, the heat dissipation rod and the heat dissipation fins are located in the box body, and the bottom end of the heat dissipation rod extends out of the bottom end of the box body and is connected to the heat absorption unit.

[0011] Preferably, a box cover is provided on the opening of the box body, and the box cover sealing cover is provided on the box body.

[0012] Preferably, the heat absorption unit comprises a plurality of heat absorption sheets adhered and fixedly connected to the back of the solar panel, the plurality of heat absorption sheets are crisscrossed and arranged in a mesh shape, and the heat absorption sheets are arranged and connected to the heat dissipation rods in a one-to-one correspondence.

[0013] Preferably, adjustment grooves are respectively provided on both sides of the back side of the solar panel, and an adjustment screw is rotatably connected in the adjustment groove. The adjustment screw is threadedly transmitted with an adjustment block slidably connected in the adjustment groove; an adjustment rod is hinged between the adjustment block and the base of the solar panel.

[0014] Preferably, the adjustment rod comprises a telescopic rod, and both ends of the telescopic rod are respectively hinged with adjustment seats, and the two adjustment seats are respectively fixedly mounted on the base and the adjustment block.

[0015] Preferably, the base comprises a bottom plate, a driving assembly is arranged on the bottom plate, and the driving assembly is transmission-connected to a movable plate rotatably connected to the bottom plate; the battery panel and the adjusting rod are respectively hinged on the movable plate.

[0016] Preferably, the driving assembly includes a ring-shaped driving groove, the bottom end of the movable plate is fixedly connected to a driving rod slidably arranged with the driving groove, the driving rod extends into the driving groove and is installed with a driving motor, the output shaft of the driving motor is downward and transmission-connected to a driving gear, and the driving gear is meshed with a fixed gear ring fixed to the bottom end of the driving groove for transmission.

[0017] Preferably, a cover plate is slidably provided at the top end of the driving groove, and a through hole corresponding to the driving rod is penetrated through the cover plate, and the driving rod passes through the through hole.

[0018] Compared with the prior art, the utility model has the following advantages and technical effects: the application designs an inorganic heat pipe photovoltaic cell cooling structure, which is mainly used to accelerate the heat dissipation of the battery panel; when in use, the heat absorption unit is attached to the back of the battery panel, which is used to quickly absorb the heat on the battery panel and quickly transfer the heat to the heat dissipation unit, thereby quickly dissipating the heat and preventing the battery panel from being overheated and affecting the use; the heat absorption unit quickly transfers the heat to the heat dissipation head in the heat dissipation box, and at the same time, the matrix filled in the heat dissipation box is wrapped outside the heat dissipation head, quickly adsorbs the heat block transferred from the heat absorption unit to the heat dissipation head, and accelerates the heat dissipation; the heat dissipation rod is connected to the heat absorption unit and facilitates heat conduction, and the heat dissipation fins outside the heat dissipation rod are attached to the outer wall of the heat dissipation rod for transmission, and open to the surroundings, increasing the contact area with the matrix, accelerating the heat dissipation efficiency of the heat dissipation head, and further accelerating the transfer of heat absorbed by the heat absorption unit to the heat dissipation head.

[0019] The utility model has a simple structure, and the design of the heat dissipation unit accelerates the heat transmission, and the heat of the heat absorption unit is quickly transferred to the heat dissipation unit. At the same time, the setting of the heat dissipation unit improves the efficiency of heat dissipation, avoids the reduction of heat dissipation efficiency, and ensures the normal operation of the solar panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0021] Figure 1 This is an axial view of the inorganic heat pipe photovoltaic cell cooling structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A partial enlarged view of middle A;

[0023] Figure 3 This is a schematic diagram of the structure of the heat dissipation box of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the drive assembly of the utility model;

[0025] In the figure: 1. battery panel; 2. heat sink; 3. heat sink; 4. matrix; 5. heat sink rod; 6. heat sink fin; 7. box; 8. box cover; 9. heat absorber; 10. adjustment slot; 11. adjustment screw; 12. adjustment block; 13. adjustment rod; 14. telescopic rod; 15. adjustment seat; 16. bottom plate; 17. movable plate; 18. drive slot; 19. drive rod; 20. drive motor; 21. drive gear; 22. fixed gear ring; 23. cover plate; 24. through hole; 25. guide slot; 26. guide plate; 27. fixed plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0028] Reference Figure 1-Figure 4 As shown, this embodiment provides an inorganic heat pipe photovoltaic cell cooling structure, including a heat absorbing unit for absorbing heat from a battery panel 1, the heat absorbing unit being attached to the back of the battery panel 1; the heat absorbing unit being connected to a heat dissipation unit disposed on the battery panel 1;

[0029] The heat dissipation unit includes a heat dissipation box 2 arranged on the solar panel 1, and a plurality of heat dissipation heads 3 for convenient and rapid heat dissipation are arranged in the heat dissipation box 2, and the heat dissipation heads 3 are connected to the heat absorption unit to transfer heat; a matrix 4 for accelerating heat dissipation is arranged in the heat dissipation box 2, and the matrix 4 is wrapped and attached to the outside of the heat dissipation head 3;

[0030] The heat sink 3 includes a heat sink rod 5 disposed in the heat sink box 2 . The outer wall of the heat sink rod 5 is provided with a plurality of heat sink fins 6 for accelerating heat dissipation. The heat sink fins 6 are provided in contact with the substrate 4 .

[0031] The present application designs an inorganic heat pipe type photovoltaic cell cooling structure, which is mainly used to accelerate the heat dissipation of the battery panel 1; when in use, the heat absorption unit is attached to the back of the battery panel 1, which is used to quickly absorb the heat on the battery panel 1 and quickly transfer the heat to the heat dissipation unit, thereby quickly dissipating the heat and preventing the battery panel 1 from being overheated and affecting the use; the heat absorption unit quickly transfers the heat to the heat dissipation head 3 in the heat dissipation box 2, and at the same time, the matrix 4 filled in the heat dissipation box 2 is wrapped outside the heat dissipation head 3, and quickly absorbs the heat block transferred by the heat absorption unit to the heat dissipation head 3, thereby accelerating the heat dissipation; the heat dissipation rod 5 is connected to the heat absorption unit and facilitates heat conduction, and the heat dissipation fins 6 outside the heat dissipation rod 5 are attached to the outer wall of the heat dissipation rod 5 and open to the surroundings, increasing the contact area with the matrix 4, accelerating the heat dissipation efficiency of the heat dissipation head 3, and further accelerating the heat absorbed by the heat absorption unit to the heat dissipation head 3. The utility model has a simple structure, the design of the heat dissipation unit accelerates the transmission of heat, the heat of the heat absorption unit is quickly transferred to the heat dissipation unit, and the setting of the heat dissipation unit improves the efficiency of heat loss, avoids the reduction of heat dissipation efficiency, and ensures the normal operation of the battery panel 1.

[0032] In a further optimized solution, the matrix 4 includes a solid-liquid phase change material. The matrix 4 is made of a solid-liquid phase change material and is in a solid state at ordinary times. When heat is transferred to the heat dissipation rod 5, the heat is transferred to the matrix 4. When the temperature of the matrix 4 rises, it liquefies and stores a large amount of heat to accelerate heat dissipation.

[0033] Further optimization scheme, the heat dissipation box 2 includes a box body 7 arranged on the solar panel 1, the box body 7 is filled with a matrix 4, the heat dissipation rod 5 and the heat dissipation fin 6 are located in the box body 7, the bottom end of the heat dissipation rod 5 extends out of the bottom end of the box body 7 and is connected to the heat absorption unit; a box cover 8 is arranged on the open end of the box body 7, and the box cover 8 is sealed on the box body 7. The heat dissipation box 2 is composed of the box body 7 and the box cover 8, and the box cover 8 is detachable for easy disassembly, and the internal heat dissipation head 3 and the matrix 4 are inspected and maintained.

[0034] Further optimization scheme, the heat absorption unit includes a plurality of heat absorption sheets 9 attached and fixed to the back of the battery panel 1, and the plurality of heat absorption sheets 9 are arranged in a crisscross mesh, and the heat absorption sheets 9 are arranged and connected to the heat dissipation rods 5 one by one. The heat absorption sheets 9 are made of inorganic heat pipes, and are attached to the back of the battery panel 1 through the cooperation of thermal conductive glue and other materials that can quickly conduct heat, so that the heat of the battery panel 1 is quickly transferred to the heat absorption sheets 9, accelerating the heat dissipation of the battery panel 1; the adsorbed heat is quickly transferred to the heat dissipation rods 5.

[0035] Further optimization scheme, adjustment slots 10 are respectively opened on both sides of the back of the solar panel 1, and an adjustment screw 11 is rotatably connected in the adjustment slot 10, and the adjustment screw 11 is threadedly driven with an adjustment block 12 slidably connected in the adjustment slot 10; an adjustment rod 13 is hinged between the adjustment block 12 and the base of the solar panel 1; the adjustment rod 13 includes a telescopic rod 14, and the two ends of the telescopic rod 14 are respectively hinged with adjustment seats 15, and the two adjustment seats 15 are respectively fixedly installed on the base and the adjustment block 12. The adjustment screw 11 is driven by the motor, and then drives the adjustment block 12 to slide in the adjustment slot 10, so that the adjustment rod 13 is deflected, and then the angle of the solar panel 1 is adjusted, so that the solar panel 1 is convenient to face the sun, and then the power generation efficiency is guaranteed.

[0036] Furthermore, this embodiment is equipped with a light sensor to detect the angle and direction of light, thereby facilitating adjustment.

[0037] Further optimization scheme, the base includes a bottom plate 16, and a driving assembly is arranged on the bottom plate 16, and the driving assembly is connected to the movable plate 17 which is rotatably connected to the bottom plate 16; the solar panel 1 and the adjustment rod 13 are respectively hinged on the movable plate 17. The telescopic rod 14 is retractable, and its two ends are installed through the adjustment seat 15, and the deflection adjustment is convenient. The base is fixed at the installation position to ensure the stability of the solar panel 1; the driving assembly drives the movable plate 17 to deflect, which can drive the solar panel 1, so that the solar panel 1 can always face the sun.

[0038] Further optimization scheme, the driving assembly includes a ring-shaped driving groove 18, the bottom end of the movable plate 17 is fixedly connected with a driving rod 19 that is slidably arranged with the driving groove 18, the driving rod 19 extends into the driving groove 18 and is installed with a driving motor 20, the output shaft of the driving motor 20 is downwardly connected with a driving gear 21, and the driving gear 21 is meshed and driven with a fixed gear ring 22 fixed at the bottom end of the driving groove 18. The setting of the driving rod 19 and the driving groove 18 can provide power for the rotation of the movable plate 17, and at the same time, it can also provide a limit for the rotation of the movable plate 17 and increase stability; the driving motor 20 installed at the bottom end of the driving rod 19 outputs power, and then drives the movable plate 17 to rotate through the meshing driving gear 21 and the fixed gear ring 22.

[0039] Furthermore, a guide plate 26 is installed at the bottom end of the driving rod 19 of this embodiment, and the driving motor 20 is installed at the bottom end of the guide plate 26; at the same time, a guide groove 25 that is adapted and slides with the guide plate 26 is opened on the side wall of the driving groove 18 to prevent the driving rod 19 from escaping from the driving groove 18, thereby improving stability.

[0040] In a further optimized solution, a cover plate 23 is slidably provided at the top of the driving groove 18, and a through hole 24 corresponding to the driving rod 19 is formed through the cover plate 23, and the driving rod 19 passes through the through hole 24. Since the solar panel 1 is generally set outside, the cover plate 23 is provided to prevent sand and dust from entering the driving groove 18 and causing the activity to get stuck; at the same time, the through hole 24 facilitates the passage of the driving rod and provides power for the driving rod to drive the cover plate 23 to move.

[0041] Furthermore, a fixing plate 27 is provided on the driving groove 18 for pressing the cover plate 23 in the driving groove 18 so that the cover plate 23 cannot protrude, but does not affect the follow-up rotation of the cover plate 23 .

[0042] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0043] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. An inorganic heat pipe photovoltaic cell cooling structure, characterized in that: It comprises a heat absorbing unit for absorbing heat from the battery panel (1), the heat absorbing unit being arranged on the back of the battery panel (1); the heat absorbing unit being connected to a heat dissipation unit arranged on the battery panel (1); The heat dissipation unit comprises a heat dissipation box (2) arranged on the battery panel (1), wherein a plurality of heat dissipation heads (3) for convenient and rapid heat dissipation are arranged in the heat dissipation box (2), wherein the heat dissipation heads (3) are connected to the heat absorption unit and perform heat transfer; a matrix (4) for accelerating heat dissipation is arranged in the heat dissipation box (2), wherein the matrix (4) is wrapped and attached to the outside of the heat dissipation heads (3); The heat sink (3) comprises a heat sink rod (5) arranged in a heat sink box (2); the outer wall of the heat sink rod (5) is fitted with a plurality of heat sink fins (6) for accelerating heat dissipation; the heat sink fins (6) are arranged in contact with the substrate (4).

2. The inorganic heat pipe photovoltaic cell cooling structure according to claim 1, characterized in that: The matrix (4) comprises a solid-liquid phase change material.

3. The inorganic heat pipe photovoltaic cell cooling structure according to claim 1, characterized in that: The heat dissipation box (2) comprises a box body (7) arranged on the solar panel (1), the box body (7) is filled with the matrix (4), the heat dissipation rod (5) and the heat dissipation fins (6) are located in the box body (7), and the bottom end of the heat dissipation rod (5) extends out of the bottom end of the box body (7) and is connected to the heat absorption unit.

4. The inorganic heat pipe photovoltaic cell cooling structure according to claim 3, characterized in that: A box cover (8) is arranged on the opening of the box body (7), and the box cover (8) is sealed and arranged on the box body (7).

5. The inorganic heat pipe photovoltaic cell cooling structure according to claim 1, characterized in that: The heat absorption unit comprises a plurality of heat absorption sheets (9) attached and fixed to the back of the battery panel (1), wherein the plurality of heat absorption sheets (9) are arranged in a crisscross manner in a mesh shape, and the heat absorption sheets (9) are arranged and connected to the heat dissipation rods (5) in a one-to-one correspondence.

6. The inorganic heat pipe photovoltaic cell cooling structure according to claim 1, characterized in that: Adjustment grooves (10) are respectively provided on both sides of the back side of the battery panel (1), and an adjustment screw (11) is rotatably connected in the adjustment groove (10), and the adjustment screw (11) is threadedly driven with an adjustment block (12) slidably connected in the adjustment groove (10); an adjustment rod (13) is hinged between the adjustment block (12) and the base of the battery panel (1).

7. The inorganic heat pipe photovoltaic cell cooling structure according to claim 6, characterized in that: The adjusting rod (13) comprises a telescopic rod (14), and the two ends of the telescopic rod (14) are respectively hinged with adjusting seats (15), and the two adjusting seats (15) are respectively fixedly mounted on the base and the adjusting block (12).

8. The inorganic heat pipe photovoltaic cell cooling structure according to claim 6, characterized in that: The base comprises a bottom plate (16), on which a driving assembly is arranged, and the driving assembly is drivingly connected to a movable plate (17) rotatably connected to the bottom plate (16); the battery panel (1) and the adjusting rod (13) are respectively hinged on the movable plate (17).

9. The inorganic heat pipe photovoltaic cell cooling structure according to claim 8, characterized in that: The driving assembly comprises a ring-shaped driving groove (18), the bottom end of the movable plate (17) is fixedly connected with a driving rod (19) which is slidably arranged with the driving groove (18), the driving rod (19) extends into the driving groove (18) and is installed with a driving motor (20), the output shaft of the driving motor (20) is downwardly connected with a driving gear (21), and the driving gear (21) is meshed with a fixed gear ring (22) fixedly connected to the bottom end of the driving groove (18) for transmission.

10. The inorganic heat pipe photovoltaic cell cooling structure according to claim 9, characterized in that: A cover plate (23) is slidably provided at the top end of the driving groove (18), and a through hole (24) corresponding to the driving rod (19) is penetrated through the cover plate (23), and the driving rod (19) passes through the through hole (24).

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