Multi-source electric energy conversion system

Abstract

The utility model relates to the technical field of electric energy, and discloses a multi-source electric energy conversion system, which comprises a base, four supporting legs are fixedly arranged on the bottom surface of the base and are uniformly distributed on the peripheral bottom surface of the base, and a working mechanism is fixedly arranged on the top surface of the base. A heat dissipation mechanism is fixedly arranged on the side face of the working mechanism. The working mechanism comprises a working part and a fixing part; the side surface of the fixing part is fixedly connected with the side surface of the working part; the working part comprises a device box, the bottom surface of the device box is fixedly connected with the top surface of the base, and a box door is hermetically hinged to the front surface of the device box. Through the arrangement of the heat dissipation mechanism and the cooperative work of a motor A and a motor B, the motor B can drive fan blades to rotate, so that cooling air is generated, heat dissipation is effectively carried out on the surface of the controller body, the vertical position of the controller body can be adjusted through the motor A, and heat dissipation can be correspondingly carried out on different controller bodies in detail.

Description

Technical Field

[0001] The utility model relates to the technical field of electric energy, in particular to a multi-source electric energy conversion system. Background Art

[0002] As the demand for new energy sources such as solar energy grows, photovoltaic systems based on the photovoltaic effect are increasingly being used to convert solar energy into electrical energy. Photovoltaic systems generally use multiple power electronic switching devices to achieve energy conversion. Typically, solar panels are connected to the source side of the photovoltaic system as input power sources to convert solar energy into electrical energy, and then the photovoltaic system can convert the electrical energy into the electrical energy required by the line-side load.

[0003] A Chinese patent discloses an electric energy conversion system, with publication number CN104079194B, comprising a source side converter, a line side converter and an electric energy conversion controller. The source side converter is used to convert the electric energy provided by the power module into direct current. The line side converter is used to convert the direct current into alternating current. The electric energy conversion controller is connected and communicated with the source side converter and the line side converter, and optimizes the output response of the DC bus voltage by simultaneously controlling the source side converter and the line side converter.

[0004] However, there are still the following disadvantages: when the power conversion system is in use, the internal controller is likely to have an overheated temperature due to long-term operation, thereby affecting subsequent normal use, so a multi-source power conversion system is designed. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-source electric energy conversion system to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a multi-source power conversion system includes a base, the bottom surface of the base is fixedly provided with support legs, the number of the support legs is four and they are evenly distributed around the bottom surface of the base, the top surface of the base is fixedly provided with a working mechanism, and the side surface of the working mechanism is fixedly provided with a heat dissipation mechanism;

[0007] The working mechanism comprises a working part and a fixing part, and the side surface of the fixing part is fixedly connected with the side surface of the working part;

[0008] The working part comprises a device box, the bottom surface of the device box is fixedly connected to the top surface of the base, and the front surface of the device box is sealed and hingedly provided with a box door;

[0009] The heat dissipation mechanism comprises a heat dissipation part and a power part, and the side surface of the power part and the side surface of the heat dissipation part are fixedly connected;

[0010] The power unit comprises a device block, the left side of the device block is fixedly connected to the right side of the device box, and a motor A is fixedly arranged on the top surface of the device block.

[0011] Preferably, two limit rods are fixedly provided on the inner walls of the upper and lower ends of the device box, two sliding rods are respectively sleeved on the surfaces of the two limit rods, the limit rod surfaces and the inner walls of the sliding rods are frictionally and slidingly connected, and two sleeve blocks are respectively hinged on the right sides of the upper and lower ends of the box door.

[0012] Preferably, the inner walls of the two sleeve blocks are respectively sealed and clamped with the surfaces of the two slide rods, and two placement plates are fixedly provided on the inner walls of the upper and lower ends of the device box respectively. A placement net is fixedly provided on the inner walls of the placement plates, and the controller body is placed on the placement net and the bottom surface of the device box.

[0013] Preferably, the bottom surface of the output rod of the motor A passes through the top surface of the device block and extends to the inside of the device block. A threaded rod is fixedly provided on the bottom surface of the output rod of the motor A. The surface of the threaded rod and the inner wall of the device block are rotatably connected by a bearing.

[0014] Preferably, a moving block is provided on the threaded sleeve on the surface of the threaded rod, the side surface of the moving block is frictionally and slidingly connected to the inner wall of the device block, a moving box is fixedly provided on the left side of the moving block, and a motor B is fixedly provided on the inner wall of the moving box.

[0015] Preferably, a fan blade is fixedly provided on the left side of the output rod of the motor B, a protective net is fixedly provided on the inner wall of the left end of the moving box, a cooling pipe is fixedly provided on the inner wall of the base, a sealing plug is provided on the sealing sleeve on the left end surface of the cooling pipe, and a solenoid valve is fixedly provided on the inner wall of the right end of the cooling pipe.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The multi-source power conversion system is provided with a heat dissipation mechanism. By providing the cooperation of motor A and motor B, motor B can drive the fan blades to rotate, thereby generating cooling wind, effectively dissipating the heat on the surface of the controller body, and the motor A can be adjusted up and down, so that the heat dissipation can be finely matched to different controller bodies;

[0018] 2. The multi-source power conversion system is provided with a cooling pipe and a solenoid valve to cooperate with each other, so that when the controller body is performing power conversion, the cooling water inside the cooling pipe can be used for heat conduction, thereby cooperating with air cooling for water cooling, which greatly improves the heat dissipation efficiency of the controller body;

[0019] 3. The multi-source power conversion system is provided with a working mechanism, and the slide rod and the sleeve block cooperate to make the box door, when closed, be effectively fixed by the slide rod and the sleeve block, so that the box door can be fixed, and outsiders will not steal the internal components, which will affect the normal use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional schematic diagram of the front structure of the utility model;

[0021] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the front structure of the utility model;

[0022] Figure 3 It is a three-dimensional schematic diagram of the back structure of the utility model;

[0023] Figure 4 For this utility model Figure 1 A three-dimensional enlarged schematic diagram of the structure of the middle A area;

[0024] Figure 5 For this utility model Figure 2 A three-dimensional enlarged schematic diagram of the structure of area B in the middle.

[0025] In the figure: 1. base; 2. supporting legs; 3. working mechanism; 301. box door; 302. limiting rod; 303. sliding rod; 304. sleeve block; 305. placement plate; 306. placement net; 307. controller body; 308. device box; 4. heat dissipation mechanism; 401. device block; 402. motor A; 403. threaded rod; 404. moving block; 405. moving box; 406. motor B; 407. fan blades; 408. protective net; 409. cooling pipe; 410. sealing plug; 411. solenoid valve. 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] See also Figure 1-Figure 5As shown, a multi-source electric energy conversion system includes a base 1, a bottom surface of the base 1 is fixedly provided with support legs 2, the number of the support legs 2 is four and is evenly distributed on the bottom surface around the base 1, a top surface of the base 1 is fixedly provided with a working mechanism 3, and a side surface of the working mechanism 3 is fixedly provided with a heat dissipation mechanism 4; the working mechanism 3 includes a working part and a fixed part, and the side surface of the fixed part is fixedly connected to the side surface of the working part; the working part includes a device box 308, the inner wall of the device box 308 is provided with a control panel, the bottom surface of the device box 308 is fixedly connected to the top surface of the base 1, and the front surface of the device box 308 is sealed and hingedly provided with a box door 301; the heat dissipation mechanism 4 includes a heat dissipation part and a power part, and the side surface of the power part is fixedly connected to the side surface of the heat dissipation part; the power part includes a device block 401, the left side surface of the device block 401 is fixedly connected to the right side surface of the device box 308, and the top surface of the device block 401 is fixedly provided with a motor A402;

[0028] During operation, the box door 301 is closed by the hinge rod, and the motor A402 is started to rotate the threaded rod 403.

[0029] Furthermore, two limit rods 302 are fixedly provided on the inner walls of the upper and lower ends of the device box 308, two slide rods 303 are sleeved on the surfaces of the two limit rods 302, and a protective cover is fixedly provided on the front of the slide rod 303. The surface of the limit rod 302 and the inner wall of the slide rod 303 are frictionally slidably connected, and two sleeve blocks 304 are hingedly provided on the right sides of the upper and lower ends of the box door 301;

[0030] During operation, the box door 301 is closed by the hinge rod, and when the slide rod 303 slides on the surface of the limit rod 302, the slide rod 303 and the sleeve block 304 are fixed correspondingly.

[0031] Furthermore, the inner walls of the two sleeve blocks 304 are sealed and clamped with the surfaces of the two slide bars 303 respectively, and two placement plates 305 are fixedly arranged on the inner walls of the upper and lower ends of the device box 308 respectively, and a placement net 306 is fixedly arranged on the inner wall of the placement plate 305, and the controller body 307 is placed on the placement net 306 and the inner bottom surface of the device box 308;

[0032] During operation, the three controller bodies 307 are placed on the corresponding placement nets 306 and the cables are connected accordingly.

[0033] Further, the bottom surface of the output rod of motor A402 passes through the top surface of device block 401 and extends to the inside of device block 401. The model of motor A402 is Y2-112M-6. The bottom surface of the output rod of motor A402 is fixedly provided with a threaded rod 403. The surface of threaded rod 403 and the inner wall of device block 401 are rotatably connected by a bearing.

[0034] During operation, the motor A402 is started to rotate the threaded rod 403, thereby causing the moving block 404 to drive the moving box 405 to move up and down.

[0035] Furthermore, a moving block 404 is threadedly sleeved on the surface of the threaded rod 403, and the side of the moving block 404 is frictionally and slidably connected with the inner wall of the device block 401. A moving box 405 is fixedly arranged on the left side of the moving block 404, and a motor B406 is fixedly arranged on the inner wall of the moving box 405;

[0036] When working, the motor B406 is started to rotate the fan blades 407, and strong wind is generated through air conversion.

[0037] Furthermore, a fan blade 407 is fixedly provided on the left side of the output rod of the motor B406, a protective net 408 is fixedly provided on the inner wall of the left end of the moving box 405, a cooling pipe 409 is fixedly provided on the inner wall of the base 1, a sealing plug 410 is provided on the sealing sleeve on the left end surface of the cooling pipe 409, and a solenoid valve 411 is fixedly provided on the inner wall of the right end of the cooling pipe 409;

[0038] When working, the motor B406 is started to rotate the fan blades 407, and strong wind is generated through air conversion, which effectively dissipates the heat on the surface of the controller body 307.

[0039] Working principle: When in use, first open the sealing plug 410 to pass cooling water with a lower temperature into the cooling pipe 409, and reseal the sealing plug 410, place the three controller bodies 307 on the corresponding placement nets 306, and connect the cables accordingly, operate through the operation panel so that the device can be used normally, close the box door 301 through the hinged rod, and when the slide bar 303 slides on the surface of the limit rod 302, the slide bar 303 and the sleeve block 304 are fixed accordingly so that the box door 301 will not be opened. When the controller body 307 works for a long time, huge heat will be generated inside it, affecting its use efficiency. Start the motor B406 to make the fan blades 407 rotate, and generate strong wind through air conversion to effectively dissipate heat on the surface of the controller body 307. Start the motor A402 to make the threaded rod 403 rotate, so that the moving block 404 drives the moving box 405 to move up and down, open the solenoid valve 411, and the cooling water inside the cooling pipe 409 can be discharged.

[0040] 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 multi-source power conversion system, comprising a base (1), characterized in that: The bottom surface of the base (1) is fixedly provided with support legs (2), the number of the support legs (2) is four and they are evenly distributed around the bottom surface of the base (1), the top surface of the base (1) is fixedly provided with a working mechanism (3), and the side surface of the working mechanism (3) is fixedly provided with a heat dissipation mechanism (4); The working mechanism (3) comprises a working part and a fixing part, and the side surface of the fixing part is fixedly connected to the side surface of the working part; The working part comprises a device box (308), the bottom surface of the device box (308) is fixedly connected to the top surface of the base (1), and the front surface of the device box (308) is sealed and hingedly provided with a box door (301); The heat dissipation mechanism (4) comprises a heat dissipation part and a power part, and the side surface of the power part and the side surface of the heat dissipation part are fixedly connected; The power unit comprises a device block (401), the left side of the device block (401) is fixedly connected to the right side of the device box (308), and a motor A (402) is fixedly arranged on the top surface of the device block (401).

2. A multi-source power conversion system according to claim 1, characterized in that: Two limit rods (302) are fixedly provided on the inner walls of the upper and lower ends of the device box (308), and two sliding rods (303) are respectively sleeved on the surfaces of the two limit rods (302). The surfaces of the limit rods (302) and the inner walls of the sliding rods (303) are frictionally and slidably connected, and two sleeve blocks (304) are respectively hingedly provided on the right sides of the upper and lower ends of the box door (301).

3. A multi-source power conversion system according to claim 2, characterized in that: The inner walls of the two sleeve blocks (304) are respectively sealed and clamped with the surfaces of the two slide bars (303); the inner walls of the upper and lower ends of the device box (308) are respectively fixedly provided with two placement plates (305); the inner walls of the placement plates (305) are fixedly provided with a placement net (306); the placement net (306) and the inner bottom surface of the device box (308) are both provided with a controller body (307).

4. A multi-source power conversion system according to claim 1, characterized in that: The bottom surface of the output rod of the motor A (402) passes through the top surface of the device block (401) and extends into the interior of the device block (401). A threaded rod (403) is fixedly arranged on the bottom surface of the output rod of the motor A (402). The surface of the threaded rod (403) and the inner wall of the device block (401) are rotatably connected by a bearing.

5. A multi-source power conversion system according to claim 4, characterized in that: A moving block (404) is threadedly sleeved on the surface of the threaded rod (403); the side surface of the moving block (404) is frictionally and slidingly connected to the inner wall of the device block (401); a moving box (405) is fixedly arranged on the left side surface of the moving block (404); and a motor B (406) is fixedly arranged on the inner wall of the moving box (405).

6. A multi-source power conversion system according to claim 5, characterized in that: A fan blade (407) is fixedly provided on the left side of the output rod of the motor B (406), a protective net (408) is fixedly provided on the inner wall of the left end of the moving box (405), a cooling pipe (409) is fixedly provided on the inner wall of the base (1), a sealing plug (410) is provided on the sealing sleeve on the left end surface of the cooling pipe (409), and a solenoid valve (411) is fixedly provided on the inner wall of the right end of the cooling pipe (409).

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