Heat dissipation device for solar controller

Abstract

The utility model relates to the technical field of solar controllers, and discloses a heat dissipation device for a solar controller, which comprises a controller, the right end surface of the controller is fixedly connected with heat dissipation fins, the right side of the controller is provided with a square tube, the inner side of the square tube is provided with a heat dissipation device, and the heat dissipation device comprises a heat dissipation part; the heat dissipation part comprises a motor, fan blades and a filter screen, the outer surface of the filter screen is fixedly connected with the inner wall of the square pipe, and the fan blades are fixedly arranged on the outer surface of an output shaft of the motor in a sleeving mode. According to the heat dissipation device for the solar controller, by arranging a connecting plate, a brush, a clamping block, a rotating shaft, a sliding rod and a second spring, the connecting plate is lifted upwards, the top face of the brush makes contact with the bottom face of a filter screen, meanwhile, the bottom end of the clamping block enters the rotating shaft, an output shaft of a motor drives the rotating shaft and the brush to rotate, the brush cleans the bottom face of the filter screen, and the connecting plate is loosened; the rotating shaft is separated from the clamping block through the elastic force of the second spring, so that the brush is static, and energy is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of solar energy controllers, in particular to a heat dissipation device for a solar energy controller. Background Art

[0002] The full name of solar controller is solar charge and discharge controller. It is an automatic control device used in solar power generation system to control multiple solar cell arrays to charge batteries and batteries to supply power to solar inverter loads.

[0003] A Chinese patent discloses a solar controller heat dissipation device, with the publication number CN108834369A, comprising a box body, wherein chamber 1 and chamber 2 are arranged in the box body, chamber 1 is located at the bottom of the box body, motor 1 is arranged in chamber 1, a cam is arranged on one side of motor 1, a movable plate is arranged on one side of the cam, a movable rod is arranged on the side of the movable plate away from the cam, a fixed seat is arranged on one side of the movable rod, the fixed seat is connected to the inner wall of chamber 1, a fixed block is arranged on the top of the fixed seat, a through hole matching the movable rod is arranged at the center of the fixed block, the movable rod passes through the through hole and is connected to a piston located on one side of the fixed block, a spring is arranged on the movable rod between the movable plate and the fixed block, and a sealing sleeve is arranged on one end of the piston. Beneficial effects: the overall design is simple, the structure is novel, the operation is simple, convenient and fast, the heat dissipation effect is good, and the service life of the solar controller is increased.

[0004] However, it still includes the following disadvantages: the device starts the motor 1, so that the cam pushes the piston to move left and right, so that the gas flows through the outer surface of the solar controller to dissipate heat and cool the solar controller, but the device filters the inside of the air inlet pipe, so that dust enters the piston cylinder and the box body, which easily affects the operation of the solar controller. To this end, we propose a heat dissipation device for a solar controller to solve this problem. Utility Model Content

[0005] The purpose of the utility model is to provide a heat dissipation device for a solar controller to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a heat dissipation device for a solar controller, comprising a controller, a heat dissipation fin is fixedly connected to the right end surface of the controller, a square tube is arranged on the right side of the controller, a heat dissipation device is arranged inside the square tube, and the heat dissipation device comprises a heat dissipation part;

[0007] The heat dissipation part includes a motor, a fan blade and a filter screen, the outer surface of the filter screen is fixedly connected to the inner wall of the square tube, and the fan blade is fixedly sleeved on the outer surface of the motor output shaft;

[0008] A cleaning part is provided below the filter screen;

[0009] The cleaning part comprises a connecting plate, a brush and a rotating shaft. The brush is fixedly sleeved on the outer surface of the rotating shaft. The bottom surface of the rotating shaft is rotatably connected to the top surface of the connecting plate through a bearing seat.

[0010] A further improvement is that the heat dissipation part also includes a water-absorbing sponge, a water tank and a pad, the outer surface of the water tank is fixedly connected to the inner wall of the square tube, the outer surface of the motor is fixedly connected to a bracket, the outer surface of the bracket is fixedly connected to the inner wall of the water tank, an observation hole is opened on the front of the square tube, the inner wall of the observation hole is fixedly connected to a glass plate, and the front of the square tube is fixedly connected to a water inlet pipe. By arranging a motor, fan blades and a filter, the motor is started, the fan blades drive the wind to flow, and the wind flows through the outer surface of the cooling fins to dissipate heat from the controller.

[0011] A further improvement is that the outer surface of the pad is fixedly connected to the inner wall of the water tank, the inner wall of the absorbent sponge is fixedly connected to the top surface of the pad, and the bottom end of the absorbent sponge extends into the inside of the water tank. By arranging a water tank, a absorbent sponge and a pad, the absorbent sponge is used to absorb the water in the water tank. When the wind flows through the outer surface of the absorbent sponge, the water evaporates and the temperature of the wind decreases.

[0012] A further improvement is that the cleaning part also includes a sliding rod, a block and a second spring, the outer surface of the bottom end of the motor output shaft rotates through the bearing to penetrate the top surface of the filter and extend to the bottom of the filter, the top surface of the block is fixedly connected to the bottom surface of the motor output shaft, and a slot is provided on the top surface of the rotating shaft. By arranging the rotating shaft, the connecting plate, the brush and the block, the motor speed is reduced, the connecting plate is controlled to move upward, the block is moved into the interior of the rotating shaft, the motor drives the rotating shaft and the brush to rotate, and the brush cleans the bottom surface of the filter.

[0013] A further improvement is that a through hole is opened on the outer surface of the square tube, the outer surface of the slide rod is fixedly connected to the inner wall of the through hole, the outer surface of the connecting plate extends to the inside of the through hole and is slidably mounted on the outer surface of the slide rod, the bottom end of the second spring is fixedly connected to the top surface of the connecting plate, and the top end of the second spring is fixedly connected to the inner wall of the through hole. By arranging the slide rod and the second spring, the elastic force of the spring is utilized to keep the rotating shaft and the block separated, thereby preventing the rotating shaft and the block from being suddenly connected when the motor rotates at high speed, thereby causing a mechanical accident.

[0014] A further improvement is that a T-slot is provided on the left end face of the square tube, the inner side of the T-slot is connected to the top of the square tube, the outer surface of the right end of the controller extends into the T-slot, the outer surface of the controller is connected to a mounting plate, a mounting groove is provided on the top face of the square tube, the right end of the heat dissipating fin passes through the mounting groove and extends into the inside of the square tube, and the controller is easily installed by providing the mounting groove, the heat dissipating fin and the mounting plate.

[0015] A further improvement is that a clamping hole is opened on the left end face of the front mounting plate, a first spring is fixedly connected to the left end face of the square tube, a limiting member is fixedly connected to the left end of the first spring, and the outer surface of the right end of the limiting member slides through the left end face of the square tube and extends to the inside of the clamping hole. By setting the first spring and the limiting member, the tension of the first spring is utilized to position the mounting plate.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the heat dissipation device for the solar controller reduces the motor speed by setting a connecting plate, a brush, a block, a rotating shaft, a sliding rod and a second spring, lifts the connecting plate upward, makes the top surface of the brush contact with the bottom surface of the filter, and at the same time, the bottom end of the block enters the inside of the rotating shaft, the motor output shaft drives the rotating shaft and the brush to rotate, so that the brush cleans the bottom surface of the filter, loosens the connecting plate, and utilizes the elastic force of the second spring to separate the rotating shaft from the block, so that the brush is stationary, thereby saving energy; by arranging a water-absorbing sponge, a water tank, a cushion block, a motor, a fan blade and a filter, the bottom end of the heat dissipation fin extends to the inside of the water tank, heat exchange and cooling of the controller housing are performed, the water-absorbing sponge absorbs water, the motor drives the fan blade to rotate, so that the wind flows through the outer surface of the water-absorbing sponge to cool the wind, and the wind flows through the outer surface of the heat dissipation fin to cool the controller; by arranging a limiter, a first spring and a mounting plate, the tension of the first spring is utilized to enable the limiter to cool the mounting plate, so that the controller is easy to install and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a partial cross-sectional view of the three-dimensional structure of the utility model;

[0019] Figure 3 This is a cross-sectional view of the structure of the utility model;

[0020] Figure 4 for Figure 3 A magnified view of the structure at center;

[0021] Figure 5 for Figure 3 Enlarged view of the structure at point B in the middle.

[0022] In the figure: 1 square tube, 2 controller, 3 heat dissipation device, 31 heat dissipation part, 32 cleaning part, 311 water-absorbing sponge, 312 water tank, 313 cushion block, 314 motor, 315 fan blade, 316 filter screen, 321 connecting plate, 322 brush, 323 card block, 325 rotating shaft, 326 sliding rod, 327 second spring, 4 heat dissipation fin, 5 limiter, 6 first spring, 8 mounting plate. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 5 The utility model provides a technical solution: a heat dissipation device for a solar controller, including a controller 2, a heat dissipation fin 4 is fixedly connected to the right end face of the controller 2, a square tube 1 is arranged on the right side of the controller 2, a T-shaped slot is opened on the left end face of the square tube 1, the inner side of the T-shaped slot is connected to the top of the square tube 1, the outer surface of the right end of the controller 2 extends to the inside of the T-shaped slot, the outer surface of the controller 2 is connected to a mounting plate 8, a mounting slot is opened on the top surface of the square tube 1, and the right end of the heat dissipation fin 4 passes through the mounting slot and extends to the inside of the square tube 1;

[0025] A clamping hole is provided on the left end surface of the front mounting plate 8, a first spring 6 is fixedly connected to the left end surface of the square tube 1, a limiter 5 is fixedly connected to the left end of the first spring 6, and the outer surface of the right end of the limiter 5 slides through the left end surface of the square tube 1 and extends to the inside of the clamping hole;

[0026] A heat dissipation device 3 is provided inside the square tube 1, and the heat dissipation device 3 includes a heat dissipation portion 31;

[0027] The heat dissipation part 31 includes a motor 314, a fan blade 315 and a filter 316. The outer surface of the filter 316 is fixedly connected to the inner wall of the square tube 1. The fan blade 315 is fixedly sleeved on the outer surface of the output shaft of the motor 314. The heat dissipation part 31 also includes a water-absorbing sponge 311, a water tank 312 and a cushion block 313.

[0028] The outer surface of the water tank 312 is fixedly connected to the inner wall of the square tube 1, the outer surface of the motor 314 is fixedly connected to a bracket, the outer surface of the bracket is fixedly connected to the inner wall of the water tank 312, an observation hole is opened on the front of the square tube 1, a glass plate is fixedly connected to the inner wall of the observation hole, and a water inlet pipe is fixedly connected to the front of the square tube 1. By setting a limiter 5, a first spring 6 and a mounting plate 8, the limiter 5 uses the tension of the first spring 6 to cool the mounting plate 8, so that the controller 2 can be easily installed and disassembled;

[0029] The outer surface of the pad 313 is fixedly connected to the inner wall of the water tank 312, the inner wall of the water-absorbing sponge 311 is fixedly connected to the top surface of the pad 313, and the bottom end of the water-absorbing sponge 311 extends into the water tank 312. By arranging the water-absorbing sponge 311, the water tank 312, the pad 313, the motor 314, the fan blades 315 and the filter 316, the bottom end of the heat dissipation fin 4 extends into the water tank 312, and the heat exchange and cooling of the controller 2 shell are performed. The water-absorbing sponge 311 absorbs water, and the motor 314 drives the fan blades 315 to rotate, so that the wind flows through the outer surface of the water-absorbing sponge 311 to cool the wind, and the wind flows through the outer surface of the heat dissipation fin 3 to cool the controller 1;

[0030] A cleaning portion 32 is provided below the filter screen 316;

[0031] The cleaning part 32 includes a connecting plate 321, a brush 322 and a rotating shaft 325. The brush 322 is fixedly sleeved on the outer surface of the rotating shaft 325. The bottom surface of the rotating shaft 325 is rotatably connected to the top surface of the connecting plate 321 through a bearing seat. The cleaning part 32 also includes a sliding rod 326, a clamping block 323 and a second spring 327.

[0032] The outer surface of the bottom end of the output shaft of the motor 314 rotates through the bearing to penetrate the top surface of the filter 316 and extend to the bottom of the filter 316. The top surface of the clamping block 323 is fixedly connected to the bottom surface of the output shaft of the motor 314. The top surface of the rotating shaft 325 is provided with a clamping groove. The outer surface of the square tube 1 is provided with a through hole. The outer surface of the sliding rod 326 is fixedly connected to the inner wall of the through hole. The outer surface of the connecting plate 321 extends to the inside of the through hole and is slidably sleeved on the outer surface of the sliding rod 326.

[0033] The bottom end of the second spring 327 is fixedly connected to the top surface of the connecting plate 321, and the top end of the second spring 327 is fixedly connected to the inner wall of the through hole. By setting the connecting plate 321, the brush 322, the block 323, the rotating shaft 325, the sliding rod 326 and the second spring 327, the connecting plate 321 is lifted upward so that the top surface of the brush 322 contacts the bottom surface of the filter screen 316, and at the same time, the bottom end of the block 323 enters the interior of the rotating shaft 325, and the output shaft of the motor 314 drives the rotating shaft 325 and the brush 322 to rotate, so that the brush 322 cleans the bottom surface of the filter screen 316, and the connecting plate 321 is loosened. The elastic force of the second spring 327 is used to separate the rotating shaft 325 from the block 323, so that the brush 322 is stationary, thereby saving energy.

[0034] When in use, water is put into the water tank 312, the water-absorbing sponge 311 absorbs the water, the motor 314 is started, and the output shaft of the motor 314 drives the fan blades 315 to rotate. The fan blades 315 drive the wind to pass through the square tube 1 from bottom to top, and the wind flows through the outer surface of the water-absorbing sponge 311 to volatilize the water, and the temperature of the wind drops. The wind flows through the outer surface of the heat dissipation fin 4 to cool the heat dissipation fin 4, and indirectly cools the controller 2, and reduces the speed of the motor 314. The connecting plate 321 is lifted upward, and the connecting plate 321 drives the rotating shaft 325 to move upward, so that the inner wall of the rotating shaft 325 is adapted to the outer surface of the bottom end of the block 323, and at the same time, the top surface of the brush 322 contacts the bottom surface of the filter 316, and the motor 314 is started. The output shaft of the motor 314 drives the block 323, the rotating shaft 325 and the brush 322 to rotate, so that the brush 322 cleans the bottom surface of the filter 316.

[0035] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation device for a solar controller, comprising a controller (2), characterized in that: A heat dissipation fin (4) is fixedly connected to the right end surface of the controller (2); a square tube (1) is arranged on the right side of the controller (2); a heat dissipation device (3) is arranged inside the square tube (1); and the heat dissipation device (3) comprises a heat dissipation portion (31); The heat dissipation part (31) comprises a motor (314), a fan blade (315) and a filter (316); the outer surface of the filter (316) is fixedly connected to the inner wall of the square tube (1); and the fan blade (315) is fixedly sleeved on the outer surface of the output shaft of the motor (314); A cleaning portion (32) is provided below the filter screen (316); The cleaning portion (32) comprises a connecting plate (321), a brush (322) and a rotating shaft (325); the brush (322) is fixedly sleeved on the outer surface of the rotating shaft (325); and the bottom surface of the rotating shaft (325) is rotatably connected to the top surface of the connecting plate (321) via a bearing seat.

2. A heat dissipation device for a solar controller according to claim 1, characterized in that: The heat dissipation part (31) further comprises a water-absorbing sponge (311), a water tank (312) and a cushion block (313); the outer surface of the water tank (312) is fixedly connected to the inner wall of the square tube (1); the outer surface of the motor (314) is fixedly connected to a bracket; the outer surface of the bracket is fixedly connected to the inner wall of the water tank (312); an observation hole is opened on the front of the square tube (1); a glass plate is fixedly connected to the inner wall of the observation hole; and a water inlet pipe is fixedly connected to the front of the square tube (1).

3. A heat dissipation device for a solar controller according to claim 2, characterized in that: The outer surface of the cushion block (313) is fixedly connected to the inner wall of the water tank (312), the inner wall of the water-absorbing sponge (311) is fixedly connected to the top surface of the cushion block (313), and the bottom end of the water-absorbing sponge (311) extends into the interior of the water tank (312).

4. A heat dissipation device for a solar controller according to claim 1, characterized in that: The cleaning portion (32) further comprises a sliding rod (326), a clamping block (323) and a second spring (327); the outer surface of the bottom end of the output shaft of the motor (314) rotates through the top surface of the filter (316) via a bearing and extends to below the filter (316); the top surface of the clamping block (323) is fixedly connected to the bottom surface of the output shaft of the motor (314); and a clamping groove is provided on the top surface of the rotating shaft (325).

5. A heat dissipation device for a solar controller according to claim 4, characterized in that: A through hole is formed on the outer surface of the square tube (1); the outer surface of the slide rod (326) is fixedly connected to the inner wall of the through hole; the outer surface of the connecting plate (321) extends into the through hole and is slidably mounted on the outer surface of the slide rod (326); the bottom end of the second spring (327) is fixedly connected to the top surface of the connecting plate (321); and the top end of the second spring (327) is fixedly connected to the inner wall of the through hole.

6. A heat dissipation device for a solar controller according to claim 1, characterized in that: The left end surface of the square tube (1) is provided with a T-shaped groove, the inner side of the T-shaped groove is connected to the top of the square tube (1), the outer surface of the right end of the controller (2) extends into the inside of the T-shaped groove, the outer surface of the controller (2) is connected to a mounting plate (8), the top surface of the square tube (1) is provided with a mounting groove, and the right end of the heat dissipation fin (4) passes through the mounting groove and extends into the inside of the square tube (1).

7. A heat dissipation device for a solar controller according to claim 6, characterized in that: A clamping hole is provided on the left end face of the front mounting plate (8), a first spring (6) is fixedly connected to the left end face of the square tube (1), a limiting member (5) is fixedly connected to the left end of the first spring (6), and the outer surface of the right end of the limiting member (5) slides through the left end face of the square tube (1) and extends to the inside of the clamping hole.

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