CN219372258U

CN219372258U - Radiator for photovoltaic power generation inverter

Info

Publication number: CN219372258U
Application number: CN202223004235.7U
Authority: CN
Inventors: 韩鹏; 谢永成; 贾天; 邹金儒; 冯鹭鹭
Original assignee: Jinan Energy Investment Holding Group Co ltd
Current assignee: Jinan Energy Investment Holding Group Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-07-18
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a radiator for a photovoltaic power generation inverter, and relates to the technical field of radiators. The power supply device comprises a box body, wherein an inverter device is fixedly connected inside the box body, a fan is fixedly connected inside the box body, radiating fins are fixedly connected to two ends of the box body, a water cooling assembly is fixedly connected to one end of each radiating fin, and a heat conducting piece is fixedly connected between each radiating fin and the inverter device; the water cooling assembly comprises a connecting pipe, the water inlet end of the connecting pipe is fixedly connected with a water pump, and the water inlet end of the water pump is fixedly connected with a water tank. According to the utility model, through the arrangement of the water cooling component, the radiating fin, the heat conducting piece and the fan transfer heat into the radiating fin, the water cooling component is used for radiating the radiating fin, the heat transfer speed can be improved through the use of the heat conducting piece and the fan, and the water cooling component is provided with the water cooling machine, so that the heat absorption efficiency of the water cooling component can be improved, and the radiating efficiency of the radiator is increased.

Description

Radiator for photovoltaic power generation inverter

Technical Field

The utility model relates to the technical field of radiators, in particular to a radiator for a photovoltaic power generation inverter.

Background

The photovoltaic inverter can convert variable direct current voltage generated by the photovoltaic solar panel into alternating current with the mains frequency, can be fed back to a commercial power transmission system or used for an off-grid power grid, is one of important system balances in a photovoltaic array system, and can be used with common alternating current power supply equipment.

The components in the inverter all have rated working temperature, if the heat dissipation performance of the inverter is relatively poor, when the inverter continuously works, the heat of the components is always collected in the cavity, the temperature of the components can be higher and higher, the performance and the service life of the components can be reduced due to the overhigh temperature, the machine is easy to fail, and the problem of low heat dissipation efficiency of the existing part of the radiator is solved.

Disclosure of Invention

The present utility model is directed to a heat sink for a photovoltaic power inverter, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the radiator for the photovoltaic power generation inverter comprises a box body, wherein an inverter device is fixedly connected inside the box body, a fan is fixedly connected inside the box body, cooling fins are fixedly connected to two ends of the box body, a water cooling assembly is fixedly connected to one end of each cooling fin, and a heat conducting piece is fixedly connected between each cooling fin and the inverter device;

the water cooling assembly comprises a connecting pipe, the water inlet end of the connecting pipe is fixedly connected with a water pump, the water inlet end of the water pump is fixedly connected with a water tank, the water inlet end of the water tank is fixedly connected with a water chiller, and the water inlet end of the water chiller is fixedly connected with the water outlet end of the connecting pipe.

Preferably, the two sides of the box body are respectively provided with a vent hole, and the two sides of the box body are fixedly connected with dustproof nets.

Preferably, one end of the radiating fin penetrates through the box body, and the other end of the radiating fin penetrates through the outer wall of the connecting pipe.

Preferably, one end of the heat conductive member is fixed to a side wall of the inverter device, and the other end of the heat conductive member is fixed to one side of the heat sink.

Preferably, the heat conducting member is made of silicone rubber, and the heat conducting member is made of a metal material.

Preferably, high-temperature-resistant sealant is coated between the radiating fin and the connecting pipe, and high-temperature-resistant sealant is coated between the radiating fin and the box body.

Compared with the prior art, the utility model has the beneficial effects that:

the radiator for the photovoltaic power generation inverter comprises a water cooling component, radiating fins, a heat conducting piece and a fan, wherein the heat conducting piece and the fan transfer heat to the radiating fins, the water cooling component is used for radiating the radiating fins, the heat transferring speed can be improved through the use of the heat conducting piece and the fan, a water chiller is arranged in the water cooling component, the heat absorbing efficiency of the water cooling component can be improved, and the radiating efficiency of the radiator is increased.

The radiator for the photovoltaic power generation inverter is arranged through the radiating fins, the radiating fins penetrate through the box body, when the radiating fins are cooled by cold water, the radiating fins are made of metal materials, the heat conductivity is high, cold water can be prevented from entering the box body, and the device can normally operate when the temperature is lowered by water cooling.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an interior view of the case of the present utility model;

FIG. 3 is an isometric view of a water cooling assembly of the present utility model.

In the figure: 1. a case; 2. a heat sink; 3. a water cooling assembly; 301. a water pump; 302. a connecting pipe; 303. a water tank; 304. a water chiller; 4. a blower; 5. a dust screen; 6. an inverter device; 7. a heat conducting member.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined or illustrated in one figure, no further detailed discussion or description thereof will be necessary in the following description of the figures.

As shown in fig. 1-3, the present utility model provides a technical solution: the radiator for the photovoltaic power generation inverter comprises a box body 1, wherein an inverter device 6 is fixedly connected inside the box body 1, a fan 4 is fixedly connected inside the box body 1, cooling fins 2 are fixedly connected to two ends of the box body 1, a water cooling assembly 3 is fixedly connected to one end of each cooling fin 2, and a heat conducting piece 7 is fixedly connected between each cooling fin 2 and the inverter device 6;

the water cooling assembly 3 comprises a connecting pipe 302, a water inlet end of the connecting pipe 302 is fixedly connected with a water pump 301, a water tank 303 is fixedly connected with a water inlet end of the water pump 301, a water cooler 304 is fixedly connected with a water inlet end of the water tank 303, and a water inlet end of the water cooler 304 is fixedly connected with a water outlet end of the connecting pipe 302.

The ventilation holes are respectively formed in two sides of the box body 1, and the dustproof nets 5 are fixedly connected to two sides of the box body 1.

One end of the heat sink 2 penetrates the case 1, and the other end of the heat sink 2 penetrates the outer wall of the connection pipe 302.

One end of the heat conductive member 7 is fixed to a side wall of the inverter device 6, and the other end of the heat conductive member 7 is fixed to one side of the heat sink 2.

The heat conducting piece 7 adopts silicon rubber, the heat conducting piece 7 adopts metal materials, high temperature resistant sealant is coated between the radiating fin 2 and the connecting pipe 302, and high temperature resistant sealant is coated between the radiating fin 2 and the box body 1.

The application of high temperature resistant sealant is in order to prevent cold water from flowing to the inside of box 1 from connecting pipe 302 through fin 2, prevents that water from causing harm to inverter device 6, and dust screen 5 is in order to prevent particulate matter such as dust from getting into inverter device 6, and particulate matter such as dust gets into inverter device 6 and can lead to inverter device 6 heat increase that produces, is unfavorable for this radiator's use, simultaneously because the setting of cold water subassembly for other subassemblies of cold water subassembly can be installed according to actual demand with the position of box 1, has avoided the restriction of mounted position, has improved the practicality of device.

The inverter device 6 operates to generate heat, the heat generated by the inverter device 6 contacts with the surrounding air and is transmitted to the surrounding air, the fan 4 operates, part of air enters the box body 1 from the vent hole, so that the air in the box body 1 circulates, the rotating direction of blades of the fan 4 is the direction of air suction, the position of the inverter device 6 forms air suction, the position of the radiating fin 2 forms air blowing, the air absorbing the heat around the inverter device 6 passes through the fan 4 to be contacted with the surface of the radiating fin 2, the air can transfer part of the heat to the radiating fin 2, the radiating fin 2 is made of a material with good heat conductivity, the temperature of the whole radiating fin 2 rises, the water pump 301 and the water chiller 304 work, the water pump 301 pumps out of the water tank 303, the water enters the connecting pipe 302 through the water outlet end of the water pump 301, one end of the radiating fin 2 penetrates through the outer wall of the connecting pipe 302, the water is made to contact with the radiating fin 2 in the connecting pipe 302, the temperature of the water is low at this time, the temperature of the radiating fin 2 is high, the water absorbs the heat of the radiating fin 2, the temperature of the radiating fin 2 is reduced, the temperature of the water after absorbing the heat is also increased, the water pump 301 is still running, the water after absorbing the heat flows into the water chiller 304 under the water pressure, the water chiller 304 cools the water after absorbing the heat, the cooled water flows into the water tank 303 for continuous circulation, when the heat conducting piece 7 is installed, the heat conducting piece 7 contacts with the inverter device 6, the heat conducting piece 7 adopts silicon rubber, the silicon rubber can effectively reduce the heat resistance between the electronic component and the radiator, is electrically insulated, has high dielectric strength, and also has good heat conductivity, is an excellent heat conducting insulating material, the heat is transferred to the radiating fin 2 by the heat conducting piece 7, the heat radiating fin 2 is cooled by the water cooling component 3, with the lowering temperature, through the setting of water-cooling module 3, fin 2, heat conduction piece 7 and fan 4 dispel the heat to fin 2 with heat transfer, there is water-cooling module 3 to dispel the heat to fin 2, the use of heat conduction piece 7 and fan 4 can improve heat transfer's speed, there is cooling machine 304 in the water-cooling module 3, can improve the thermal efficiency of water-cooling module 3 absorption, the radiating efficiency of radiator has been increased, through the setting of fin 2, fin 2 runs through box 1, when the cold water cools down fin 2, because fin 2 is metal material, the thermal conductivity is high, can avoid cold water to the inside of box 1, guaranteed when the water-cooling cools down, the device can normal operating.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The radiator for the photovoltaic power generation inverter comprises a box body (1), wherein an inverter device (6) is fixedly connected to the inside of the box body (1), and the radiator is characterized in that: the novel heat-conducting box comprises a box body (1), wherein a fan (4) is fixedly connected inside the box body (1), radiating fins (2) are fixedly connected to the two ends of the box body (1), a water-cooling assembly (3) is fixedly connected to one end of each radiating fin (2), and a heat-conducting piece (7) is fixedly connected between each radiating fin (2) and an inverter device (6); the water cooling assembly (3) comprises a connecting pipe (302), a water inlet end of the connecting pipe (302) is fixedly connected with a water pump (301), a water tank (303) is fixedly connected with the water inlet end of the water pump (301), a water cooler (304) is fixedly connected with the water inlet end of the water tank (303), and the water inlet end of the water cooler (304) is fixedly connected with the water outlet end of the connecting pipe (302).

2. The radiator for a photovoltaic power generation inverter according to claim 1, characterized in that: the two sides of the box body (1) are respectively provided with vent holes, and the two sides of the box body (1) are fixedly connected with dustproof nets (5).

3. The radiator for a photovoltaic power generation inverter according to claim 1, characterized in that: one end of the radiating fin (2) penetrates through the box body (1), and the other end of the radiating fin (2) penetrates through the outer wall of the connecting pipe (302).

4. The radiator for a photovoltaic power generation inverter according to claim 1, characterized in that: one end of the heat conducting member (7) is fixed to the side wall of the inverter device (6), and the other end of the heat conducting member (7) is fixed to one side of the heat sink (2).

5. The radiator for a photovoltaic power generation inverter according to claim 1, characterized in that: the heat conducting piece (7) is made of silicon rubber, and the heat conducting piece (7) is made of a metal material.

6. The radiator for a photovoltaic power generation inverter according to claim 1, characterized in that: high-temperature-resistant sealant is coated between the radiating fin (2) and the connecting pipe (302), and high-temperature-resistant sealant is coated between the radiating fin (2) and the box body (1).