Control device of photovoltaic power station

Abstract

The utility model discloses a control device of a photovoltaic power station, which relates to the technical field of photovoltaic control and comprises a base, a fixing groove is formed in the middle of the upper end face of the base, a heat dissipation assembly is arranged in the fixing groove, a photovoltaic controller body is supported on the heat dissipation assembly, and a shell covering the photovoltaic controller body is arranged on a port of the fixing groove. The bottoms of the two sides of the shell are fixedly provided with upper sealing plates, the upper sealing plates abut against the groove edge surfaces of the fixing grooves, the bottoms of the two ends of the shell are horizontally and slidably provided with lower sealing plates, and the lower sealing plates abut against positioning grooves correspondingly formed in the inner side faces of the fixing grooves; a screwing cap is rotationally installed on the side face of the shell and connected with a worm gear, a driving rod is rotationally installed on the side face of the bottom in the shell, a worm part in transmission fit with the worm gear is arranged in the middle of the driving rod, and threaded parts are arranged at the two ends of the driving rod. The LED lamp not only ensures the heat dissipation effect, but also is convenient to disassemble and assemble, beneficial to later maintenance and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic control, in particular to a control device for a photovoltaic power station. Background Art

[0002] Photovoltaic power station refers to a photovoltaic power generation system that uses solar energy and special materials such as crystalline silicon panels, inverters and other electronic components to connect to the power grid and transmit electricity to the grid. When it is put into use, control equipment will be used for control.

[0003] At present, a Chinese patent with publication number CN218941048U discloses a control device for rapid shutdown of a photovoltaic power station, including a base plate and a heat dissipation component, the top of the base plate is sealed and connected with a shell, the base plate is fixedly mounted with a control device body, and the heat dissipation component includes a ceramic heat dissipation patch, a plurality of heat conductive blocks and a heat sink, and the ceramic heat dissipation patch and the heat sink are respectively fixedly mounted on the top and bottom of the base plate. By setting a ceramic heat dissipation iron block, the ceramic heat dissipation iron block is contacted with the bottom of the control device body, and the contact method can improve the heat transfer efficiency of the control device body. At the same time, the ceramic heat dissipation iron block has insulation ability. The ceramic heat dissipation iron block transfers heat to the heat sink via a plurality of heat conductive blocks, thereby realizing the transfer of heat from the inside of the shell to the outside of the shell, achieving the purpose of improving the heat dissipation effect.

[0004] In order to ensure the efficient operation of the photovoltaic power station, it is necessary to regularly inspect and maintain the relevant components of the photovoltaic power station. Although the above-mentioned existing technology is convenient for dissipating the heat generated by the optical fiber components in the main body of the control equipment of the photovoltaic power station to ensure the stable operation of the control equipment, it is not convenient for disassembly and maintenance. Therefore, there are certain inconveniences in use, which needs to be further optimized.

[0005] To this end, the present application provides a control device for a photovoltaic power station to solve the above technical problems. Utility Model Content

[0006] The purpose of the present application is to provide a control device for a photovoltaic power station, which not only ensures the heat dissipation effect, but also is convenient for disassembly and assembly, facilitates later maintenance, and is easy to use.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a control device of a photovoltaic power station, comprising a base, a fixing groove is provided in the middle of the upper end surface of the base, a heat dissipation component is provided in the fixing groove, a photovoltaic controller body is supported on the heat dissipation component, a shell covering the photovoltaic controller body is provided on the port of the fixing groove, upper sealing plates are fixed to the bottom of both sides of the shell, the upper sealing plates abut against the groove edge surface of the fixing groove, lower sealing plates are horizontally slidably installed at the bottom of both ends of the shell, and the lower sealing plates abut against the positioning grooves correspondingly provided on the inner side surface of the fixing groove;

[0008] A screw cap is rotatably installed on the side of the shell, and the screw cap is connected to a worm gear, and a driving rod is rotatably installed on the bottom side of the shell, and a worm part that cooperates with the worm gear is constructed in the middle of the driving rod, and threaded parts are constructed at both ends of the driving rod, and the threaded parts are penetrated and cooperated with the corresponding driven block threads fixed on the lower sealing plate.

[0009] Preferably, a plurality of heat dissipation holes are provided at the edge of the lower end surface of the base, and a heat dissipation cavity is provided in the middle of the lower end surface of the base, and the heat dissipation cavity is communicated with the plurality of heat dissipation holes.

[0010] Preferably, the heat dissipation assembly includes a heat conductive block and a heat sink, and the heat conductive block of the heat dissipation assembly is fixed to the middle of the bottom surface of the fixing groove and supports the photovoltaic controller body.

[0011] Preferably, the heat sink of the heat dissipation assembly is connected to the heat conductive block of the heat dissipation assembly via a column, and the heat sink of the heat dissipation assembly is fixed in the middle of the heat dissipation cavity.

[0012] Preferably, wire tubes are symmetrically fixed at both ends of the shell, and data cables plugged into the two ends of the photovoltaic controller body pass through the wire tubes.

[0013] Preferably, limiting sliding grooves are symmetrically provided on both sides of the bottom of the shell, and both ends of the lower sealing plate are slidably placed in the limiting sliding grooves.

[0014] Preferably, the screw cap is rotatably mounted on the outside of the side surface of the housing, and the worm gear is fixed on the inside of the side surface of the housing.

[0015] In summary, the technical effects and advantages of the utility model are:

[0016] 1. Thanks to the cooperation of the base, the fixing groove and the heat dissipation component, the utility model can use the heat dissipation component to conduct heat and dissipate heat for the photovoltaic controller body, so as to transfer the heat inside the shell to the outside of the shell, thereby achieving the purpose of improving the heat dissipation effect.

[0017] 2. The utility model benefits from the cooperation of the shell, the wire tube, the screw cap, the drive rod and the lower sealing plate. The rotation of the drive rod can be controlled by rotating the screw cap, and the threaded portion and the threaded portion of the driven block are used to drive the two lower sealing plates to slide at both ends in the shell, thereby abutting against the corresponding positioning grooves in the fixing groove. Not only can the upper sealing plate be cooperated to form a seal between the shell and the base, but the insertion of the lower sealing plate and the positioning groove realizes the rapid fixation of the shell on the base, and facilitates rapid disassembly at a later time. The overall operation is simple, easy to use, and conducive to later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the base of the utility model;

[0021] Figure 3 It is a schematic diagram of the structure of the housing of the utility model;

[0022] Figure 4 For the utility model Figure 3 A magnified schematic diagram of the structure in the middle.

[0023] In the figure: 1. base; 101. heat dissipation hole; 102. heat dissipation cavity; 2. fixing groove; 201. positioning groove; 3. heat dissipation component; 4. photovoltaic controller body; 5. shell; 501. wire tube; 502. upper sealing plate; 6. screw cap; 601. worm gear; 7. drive rod; 701. worm part; 702. threaded part; 8. lower sealing plate; 801. driven block; 9. limiting slide groove. DETAILED DESCRIPTION

[0024] 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.

[0025] Example: Reference Figure 1 and Figure 2The control device of the photovoltaic power station shown includes a base 1, a fixing groove 2 is opened in the middle of the upper end surface of the base 1, a heat dissipation component 3 is arranged in the fixing groove 2, a photovoltaic controller body 4 is supported on the heat dissipation component 3, a shell 5 covering the photovoltaic controller body 4 is arranged on the port of the fixing groove 2, wire tubes 501 are symmetrically fixed at both ends of the shell 5, and data cables plugged at both ends of the photovoltaic controller body 4 pass through the wire tubes 501.

[0026] A plurality of heat dissipation holes 101 are provided at the edge of the lower end surface of the base 1 , and a heat dissipation cavity 102 is provided in the middle of the lower end surface of the base 1 , and the heat dissipation cavity 102 is communicated with the plurality of heat dissipation holes 101 .

[0027] Furthermore, in the present embodiment, the heat dissipation component 3 includes a heat conductive block and a heat sink, and the heat conductive block of the heat dissipation component 3 is fixed to the middle of the bottom surface of the fixing groove 2 and supports the photovoltaic controller body 4, and the heat sink of the heat dissipation component 3 is connected to the heat conductive block of the heat dissipation component 3 through a heat conductive column, which can be a metal column, etc., and the heat sink of the heat dissipation component 3 is fixed to the middle of the heat dissipation cavity 102.

[0028] refer to Figure 1 , Figure 3 and Figure 4 As shown, upper sealing plates 502 are fixed to the bottom of both sides of the shell 5, and the lower end surface of the upper sealing plate 502 is provided with a sealing foot pad, which abuts against the groove edge surface of the fixing groove 2. Lower sealing plates 8 are horizontally slidably installed at the bottom of both ends of the shell 5. The lower sealing plate 8 is also provided with a sealing rubber pad, which will abut against the positioning groove 201 corresponding to the inner side surface of the fixing groove 2 along with the lower sealing plate 8. The positioning groove 201 is opened on the side surfaces at both ends of the fixing groove 2.

[0029] In addition, a screw cap 6 is rotatably installed on the outside of the side of the shell 5, and the screw cap 6 is connected to a worm gear 601. The worm gear 601 is located on the inner wall of the side of the shell 5, and a driving rod 7 is rotatably installed on the bottom side of the shell 5. The middle part of the driving rod 7 is constructed with a worm part 701 that cooperates with the worm gear 601 for transmission, and both ends of the driving rod 7 are constructed with threaded parts 702. The threaded part 702 is threadedly penetrated and cooperated with the corresponding driven block 801 fixed on the lower sealing plate 8, so that when the driving rod 7 rotates, the threaded part 702 can be used to drive the lower sealing plate 8 to slide horizontally at the inner end of the shell 5 by using the threaded cooperation between the driven block 801 and the threaded part.

[0030] In this embodiment, the two worm parts 701 on the driving rod 7 are opposite to each other, so that when the driving rod 7 rotates, the worm parts 701 at both ends drive the two lower sealing plates 8 to slide toward each other or slide away from each other. At the same time, the bottom of the housing 5 is symmetrically provided with limited sliding grooves 9, and the two ends of the lower sealing plate 8 are slidably placed in the limited sliding grooves 9 to ensure the horizontal sliding installation of the lower sealing plate 8 in the housing 5.

[0031] Working principle of the utility model: the control device of the photovoltaic power station can use the heat dissipation component 3 to conduct heat dissipation of the photovoltaic controller body 4, so as to transfer the heat inside the shell 5 to the outside of the shell 5, so as to improve the heat dissipation effect. When the device is installed, the rotation of the worm wheel 601 can be controlled by rotating the screw cap 6 on the outside of the shell 5. The worm wheel 601 cooperates with the worm part 701 to drive the driving rod 7 to rotate as a whole. Then the threaded part 702 drives the driven block 801 to slide by rotating, so that the lower sealing plate 8 can slide at both ends in the shell 5, thereby abutting against the corresponding positioning groove 201 in the fixing groove 2. At this time, not only can the upper sealing plate 502 be cooperated to form a seal between the shell 5 and the base 1, but also the plugging of the lower sealing plate 8 and the positioning groove 201 can realize the rapid fixation of the shell 5 on the base 1, and facilitate the rapid disassembly at a later stage. The overall operation is simple, easy to use, and conducive to later maintenance.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A control device for a photovoltaic power station, comprising a base (1), characterized in that: A fixing groove (2) is provided in the middle of the upper end surface of the base (1), a heat dissipation component (3) is arranged in the fixing groove (2), a photovoltaic controller body (4) is supported on the heat dissipation component (3), a shell (5) covering the photovoltaic controller body (4) is provided on the port of the fixing groove (2), upper sealing plates (502) are fixed to the bottom of both sides of the shell (5), the upper sealing plates (502) are abutted against the groove edge surface of the fixing groove (2), lower sealing plates (8) are horizontally slidably installed at the bottom of both ends of the shell (5), and the lower sealing plates (8) are abutted against the positioning grooves (201) correspondingly provided on the inner side surface of the fixing groove (2); A screw cap (6) is rotatably mounted on the side of the housing (5), the screw cap (6) being connected to a worm gear (601), and a drive rod (7) is rotatably mounted on the side of the bottom inner portion of the housing (5), a worm portion (701) being configured in the middle of the drive rod (7) for transmission cooperation with the worm gear (601), and threaded portions (702) are configured at both ends of the drive rod (7), the threaded portions (702) being threadably engaged with a corresponding driven block (801) fixed on the lower sealing plate (8).

2. The control device of the photovoltaic power station according to claim 1, characterized in that: A plurality of heat dissipation holes (101) are provided at the edge of the lower end surface of the base (1), and a heat dissipation cavity (102) is provided in the middle of the lower end surface of the base (1), wherein the heat dissipation cavity (102) is connected to the plurality of heat dissipation holes (101).

3. The control device of the photovoltaic power station according to claim 2, characterized in that: The heat dissipation component (3) comprises a heat conduction block and a heat sink. The heat conduction block of the heat dissipation component (3) is fixed to the middle of the inner bottom surface of the fixing groove (2) and supports the photovoltaic controller body (4).

4. The control device of the photovoltaic power station according to claim 3, characterized in that: The heat sink of the heat dissipation component (3) is connected to the heat conduction block of the heat dissipation component (3) via a column, and the heat sink of the heat dissipation component (3) is fixed in the middle of the heat dissipation cavity (102).

5. The control device of the photovoltaic power station according to claim 1, characterized in that: Wire tubes (501) are symmetrically fixed at both ends of the shell (5), and data cables plugged into the two ends of the photovoltaic controller body (4) pass through the wire tubes (501).

6. The control device of the photovoltaic power station according to claim 1, characterized in that: The bottom of the housing (5) is symmetrically provided with limit sliding grooves (9), and the two ends of the lower sealing plate (8) are slidably placed in the limit sliding grooves (9).

7. The control device of the photovoltaic power station according to claim 1, characterized in that: The screw cap (6) is rotatably mounted on the outside of the side surface of the housing (5), and the worm gear (601) is fixed on the inside of the side surface of the housing (5).

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