CN213367648U

CN213367648U - Solar photovoltaic inverter with heat dissipation function

Info

Publication number: CN213367648U
Application number: CN202022283303.2U
Authority: CN
Inventors: 苏电鹏; 范德玉
Original assignee: Hefei Tongbo Power Technology Co ltd
Current assignee: Zhong'an Jianye Science And Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-06-04
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a solar photovoltaic dc-to-ac converter with heat dissipation function, which comprises a housing, the inside one side fixed mounting of casing has the water pump, one side fixed mounting of water pump has the water tank, and the water tank passes through the pipeline and the water pump is put through each other, the opposite side fixed mounting of water tank has the refrigerator, the top fixed mounting of refrigerator has the baffle, the top fixed mounting of baffle has the battery, the top fixed mounting of battery has the control mainboard, control mainboard one side fixed mounting has the heat insulating board, one side fixed mounting of heat insulating board has heat radiation fins, the inside fixed mounting of heat radiation fins has the cooling tube, heat radiation fins has radiator fan in one side fixed. The solar photovoltaic inverter with the heat dissipation function is simple and reasonable in structure and convenient to use, effectively solves the problems that most existing inverters are low in heat dissipation efficiency and lack of standby power supplies, and has high practical value.

Description

Solar photovoltaic inverter with heat dissipation function

Technical Field

The utility model relates to a solar energy technical field specifically is a solar photovoltaic inverter with heat dissipation function.

Background

The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric grinding wheel is widely applicable to air conditioners, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs (digital video disks), VCDs (video recorders), computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like. In foreign countries, due to the higher popularization rate of automobiles, the inverter can be used for connecting the storage battery to drive electric appliances and various tools to work when going out for work or traveling. The on-board inverter output through the cigarette lighter is of 20W, 40W, 80W, 120W to 150W power specification. And the other larger power inverter power supply is connected to the battery through a connecting wire. Connecting the household appliance to the output of the power converter enables the use of a variety of appliances in the vehicle. Usable electric appliances are: mobile phones, notebook computers, digital video cameras, lighting lamps, electric shavers, CD machines, game machines, palm computers, electric tools, vehicle-mounted refrigerators, and various traveling, camping, medical first-aid appliances.

Most of the existing photovoltaic inverters adopt a natural cooling or air cooling mode for heat dissipation, the heat dissipation mode can be adapted under partial conditions, but the requirement of normal working temperature of the inverters is difficult to adapt in summer or in regions with higher temperature, so that the inverters cannot work normally, and the service life is shortened; on the other hand, most of the existing photovoltaic inverters are inconvenient to move, do not have power supplies, only depend on external power supplies, and lack standby power supplies once sudden situations occur; therefore, the solar photovoltaic inverter with the heat dissipation function is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a solar photovoltaic dc-to-ac converter with heat dissipation function, which comprises a housing, the inside one side fixed mounting of casing has the water pump, one side fixed mounting of water pump has the water tank, just the water tank passes through the pipeline and the water pump is put through each other, the opposite side fixed mounting of water tank has the refrigerator, the top fixed mounting of refrigerator has the baffle, the top fixed mounting of baffle has the battery, the top fixed mounting of battery has the control mainboard, control mainboard one side fixed mounting has the heat insulating board, one side fixed mounting of heat insulating board has heat radiation fins, the inside fixed mounting of heat radiation fins has the cooling tube, heat radiation fins has radiator fan in one side fixed mounting who keeps away from the heat insulating.

As an optimized technical scheme of the utility model, the refrigerator is the semiconductor cooler, just the cold junction and the water tank fixed connection of refrigerator.

As an optimized technical solution of the utility model, heat radiation fins is provided with a plurality of layers, heat radiation fins scribbles the silicone grease with control mainboard interconnect department.

As an optimal technical scheme of the utility model, the cooling tube is the S-shaped and runs through inside heat radiation fins, cooling tube one end and water pump switch-on each other, the other end and the water tank of cooling tube switch-on each other.

As a preferred technical scheme of the utility model, radiator fan is provided with a pair ofly, just the vent has been seted up at radiator fan corresponding position to the casing, vent outside fixed mounting has protective screen.

As a preferred technical scheme of the utility model, the casing outside is being provided with battery terminal near the protection screen panel bottom, battery terminal is provided with a pair ofly and is anodal terminal and negative terminal respectively, and battery terminal's top is provided with the antiskid burr.

As a preferred technical scheme of the utility model, the casing outside is provided with the input terminal in the bottom that is close to battery terminal, the input terminal is provided with a pair ofly and is exchanging input terminal and solar energy input terminal respectively.

As a preferred technical scheme of the utility model, the casing outside is provided with the display in the one side of keeping away from protective screen cover, display bottom fixed mounting has a plurality of control button.

As a preferred technical scheme of the utility model, the bottom four corners of casing is provided with the truckle, the truckle is universal castor, just the truckle is provided with the service brake.

The utility model has the advantages that: the solar photovoltaic inverter with the heat dissipation function has high refrigeration efficiency and is environment-friendly by using the semiconductor refrigerator; by using the multiple layers of radiating fins, the heat conduction efficiency is improved, and further the radiating efficiency is improved; by using the cooling pipe, the heat transfer efficiency of the radiating fins is further improved; the heat of the radiating fins is discharged out of the shell by installing the radiating fan, and the fan blades are protected from being damaged by installing the protective mesh enclosure; by installing the storage battery wiring terminal, direct current output is facilitated, and power supply to equipment using direct current is facilitated; the input wiring terminal is arranged, so that solar energy or alternating current can be conveniently converted into the storage battery; the display and the control keys are arranged, so that the operation is convenient; the foot brake is arranged on the trundle, so that the foot brake is convenient to move and fix; the inverter is simple and reasonable in structure and convenient to use, effectively solves the problems that most of existing inverters are low in heat dissipation efficiency and lack of standby power supplies, and has high practical value.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of a front three-dimensional structure of a solar photovoltaic inverter with a heat dissipation function according to the present invention;

fig. 2 is a schematic diagram of a back side three-dimensional structure of a solar photovoltaic inverter with a heat dissipation function according to the present invention;

fig. 3 is a schematic diagram of a right side sectional structure of a solar photovoltaic inverter with a heat dissipation function according to the present invention.

In the figure: 1. a housing; 2. a water pump; 3. a water tank; 4. a refrigerator; 5. a partition plate; 6. a storage battery; 7. a control main board; 8. a heat insulation plate; 9. heat dissipation fins; 10. a cooling tube; 11. a heat radiation fan; 12. a protective mesh enclosure; 13. a storage battery terminal; 14. an AC input terminal; 15. a solar energy input terminal; 16. a display; 17. a control key; 18. and a caster.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a solar photovoltaic inverter with heat dissipation function, including

casing

1, 1 inside one side fixed mounting of casing has water pump 2, one side fixed mounting of water pump 2 has water tank 3, and water tank 3 is put through each other with water pump 2 through the pipeline, the opposite side fixed mounting of water tank 3 has refrigerator 4, the top fixed mounting of refrigerator 4 has baffle 5, the top fixed mounting of baffle 5 has battery 6, the top fixed mounting of battery 6 has

control mainboard

7, 7 one side fixed mounting of control mainboard has heat insulating board 8, one side fixed mounting of heat insulating board 8 has heat radiation fins 9, the inside fixed mounting of heat radiation fins 9 has cooling tube 10, heat radiation fins 9 has radiator fan 11 in one side fixed mounting who keeps away from heat insulating board 8.

Wherein, refrigerator 4 is the semiconductor cooler, and refrigerator 4's cold junction and 3 fixed connection of water tank, through using semiconductor cooler 4, refrigeration efficiency is high and the environmental protection.

Wherein, the heat dissipation fins 9 are provided with a plurality of layers, the mutual connection part of the heat dissipation fins 9 and the control mainboard 7 is coated with silicone grease, and the heat conduction efficiency is improved by using the plurality of layers of heat dissipation fins 9, thereby further improving the heat dissipation efficiency.

Wherein, the cooling tube 10 is S-shaped and runs through inside the radiating fins 9, one end of the cooling tube 10 is communicated with the water pump 2, the other end of the cooling tube 10 is communicated with the water tank 3, and the heat transfer efficiency of the radiating fins 9 is further improved by using the cooling tube 10.

The cooling fan 11 is provided with a pair of cooling fans, the casing 1 is provided with a vent at a position corresponding to the cooling fan 11, a protective mesh enclosure 12 is fixedly mounted on the outer side of the vent, heat of the cooling fins 9 is exhausted out of the casing 1 by mounting the cooling fans 11, and the fan blades are protected from being damaged by mounting the protective mesh enclosure 12.

Wherein, casing 1 outside is being provided with battery terminal 13 near protection screen panel 12 bottom, and battery terminal 13 is provided with a pair ofly and is anodal terminal and negative terminal respectively, and battery terminal 13's top is provided with anti-skidding burr, through installation battery terminal 13, makes things convenient for direct current output, is convenient for to using the power supply of direct current equipment.

Wherein, the bottom that the casing 1 outside is close to battery terminal 13 is provided with the input terminal, and the input terminal is provided with a pair ofly and is interchange input terminal 14 and solar energy input terminal 15 respectively, through installing the input terminal, is convenient for change solar energy or alternating current to in the battery 6.

Wherein, the outside of casing 1 is provided with display 16 in the one side of keeping away from guard net cover 12, and display 16 bottom fixed mounting has a plurality of control button 17, through installing display 16 and control button 17, convenient operation.

Wherein, the bottom four corners of casing 1 is provided with truckle 18, and truckle 18 is universal caster, and truckle 18 is provided with the service brake, through installation truckle 18, and convenient the removal is through setting up the service brake on truckle 18, and is convenient fixed.

The working principle is as follows: when the solar photovoltaic inverter with the heat dissipation function works, the control main board 7 and other heating components absorb and transfer heat through the heat dissipation fins 9, part of the heat is dissipated in a natural cooling mode, part of the heat is discharged through the heat dissipation fan 11, the other part of the heat takes away the heat through cooling water in the cooling pipe 10, the cooling water is cooled and returns to the water tank 3, and after being cooled by the refrigerator 4, the cooling water is pumped into the cooling pipe 10 again through the water pump 2 to dissipate the heat. The solar photovoltaic inverter with the heat dissipation function has high refrigeration efficiency and is environment-friendly by using the semiconductor refrigerator 4; the heat conduction efficiency is improved by using the plurality of layers of heat dissipation fins 9, so that the heat dissipation efficiency is improved; by using the cooling pipe 10, the heat transfer efficiency of the radiating fins 9 is further improved; the heat of the radiating fins 9 is discharged out of the machine shell 1 by installing the radiating fan 11, and the fan blades are protected from being damaged by installing the protective mesh enclosure 12; by installing the storage battery terminal 13, direct current output is facilitated, and power supply to equipment using direct current is facilitated; the input wiring terminal is arranged, so that solar energy or alternating current can be conveniently converted into the storage battery 6; the display 16 and the control keys 17 are arranged, so that the operation is convenient; the foot brake is convenient to move by installing the caster 18, and is convenient to fix by arranging the foot brake on the caster 18; the inverter is simple and reasonable in structure and convenient to use, effectively solves the problems that most of existing inverters are low in heat dissipation efficiency and lack of standby power supplies, and has high practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The solar photovoltaic inverter with the heat dissipation function comprises a machine shell (1) and is characterized in that a water pump (2) is fixedly mounted on one side inside the machine shell (1), a water tank (3) is fixedly mounted on one side of the water pump (2), the water tank (3) is communicated with the water pump (2) through a pipeline, a refrigerator (4) is fixedly mounted on the other side of the water tank (3), a partition plate (5) is fixedly mounted at the top of the refrigerator (4), a storage battery (6) is fixedly mounted at the top of the partition plate (5), a control main board (7) is fixedly mounted at the top of the storage battery (6), a heat insulation plate (8) is fixedly mounted on one side of the control main board (7), heat dissipation fins (9) are fixedly mounted on one side of the heat insulation plate (8), and cooling pipes (10) are fixedly mounted inside the, and a radiating fan (11) is fixedly arranged on one side of the radiating fin (9) far away from the heat insulation plate (8).

2. The solar photovoltaic inverter with the heat dissipation function as recited in claim 1, wherein the refrigerator (4) is a semiconductor refrigerator, and the cold end of the refrigerator (4) is fixedly connected with the water tank (3).

3. The solar photovoltaic inverter with heat dissipation function of claim 1, wherein the heat dissipation fins (9) are provided with a plurality of layers, and the joints of the heat dissipation fins (9) and the control main board (7) are coated with silicone grease.

4. The solar photovoltaic inverter with the heat dissipation function as claimed in claim 1, wherein the cooling pipe (10) penetrates through the heat dissipation fins (9) in an S-shape, one end of the cooling pipe (10) is communicated with the water pump (2), and the other end of the cooling pipe (10) is communicated with the water tank (3).

5. The solar photovoltaic inverter with the heat dissipation function as claimed in claim 1, wherein a pair of heat dissipation fans (11) is disposed, a ventilation opening is disposed at a position of the casing (1) corresponding to the heat dissipation fans (11), and a protective mesh enclosure (12) is fixedly mounted outside the ventilation opening.

6. The solar photovoltaic inverter with the heat dissipation function as recited in claim 1 or 5, wherein a battery terminal (13) is arranged outside the casing (1) near the bottom of the protective mesh (12), the battery terminal (13) is provided with a pair of positive and negative terminals, respectively, and the top of the battery terminal (13) is provided with an anti-slip convex pattern.

7. The solar photovoltaic inverter with heat dissipation function of claim 6, characterized in that the outside of the casing (1) is provided with an input terminal near the bottom of the battery terminal (13), and the input terminal is provided with a pair of an AC input terminal (14) and a solar input terminal (15).

8. The solar photovoltaic inverter with the heat dissipation function as claimed in claim 1, wherein a display (16) is disposed outside the housing (1) on a side away from the protective mesh (12), and a plurality of control keys (17) are fixedly mounted at a bottom of the display (16).

9. The solar photovoltaic inverter with the heat dissipation function as claimed in claim 1, wherein casters (18) are disposed at four corners of the bottom of the housing (1), the casters (18) are universal casters, and the casters (18) are provided with foot brakes.