Internal heat dissipation device of box-type transformer substation and inverter all-in-one machine

Abstract

The utility model relates to the photovoltaic field, in particular to an internal heat dissipation device of a box transformer substation and inversion all-in-one machine. In the prior art, the heat dissipation effect of an inverter is poor, so that the temperature of the inverter is high, and the working efficiency of the inverter is influenced; and meanwhile, the inverters of different models are inconvenient to better dissipate heat, so that the universality of the device is reduced, and the stability of the inverters is also influenced. Comprising a bottom plate, a fixing plate is fixedly connected to the upper surface of the bottom plate, a heat dissipation mechanism is arranged on the upper surface of the fixing plate, two sliding grooves are formed in the upper surface of the fixing plate, sliding blocks are slidably connected into the sliding grooves, a heat dissipation plate is fixedly connected to the upper surfaces of the sliding blocks, and a plurality of heat conduction plates are fixedly connected to the outer side face of the heat dissipation plate. And copper pipes are arranged among the plurality of heat conducting plates. According to the utility model, the defect of poor heat dissipation effect of the inverter in the prior art is overcome, the heat dissipation mechanism can timely export and cool the heat of the inverter, and the cooling fan rapidly blows the heat out of the device.

Description

Technical Field

[0001] The utility model relates to the photovoltaic field, in particular to an internal heat dissipation device of a box-type transformer and inverter integrated machine. Background Art

[0002] Photovoltaic is the abbreviation of solar photovoltaic power generation system, which is a new power generation system that uses the photovoltaic effect of solar cell semiconductor materials to directly convert solar radiation energy into electrical energy. In the solar power generation system, the efficiency of the inverter is an important factor in determining the capacity of the solar cell and the battery.

[0003] In the prior art, the heat dissipation effect of the inverter is poor, resulting in a high inverter temperature, which affects the working efficiency of the inverter; at the same time, it is not convenient to better dissipate heat for inverters of different models, which reduces the versatility of the device and also affects the stability of the inverter.

[0004] In view of the problems in the above background technology, the present invention aims to provide an internal heat dissipation device for a box-type transformer-inverter integrated machine. Summary of the invention

[0005] (1) Technical issues to be resolved

[0006] In order to overcome the shortcomings that the heat dissipation effect of the inverter is poor, resulting in a high inverter temperature, affecting the working efficiency of the inverter; at the same time, it is inconvenient to fix inverters of different models, reducing the practicability of the device, and also affecting the stability of the inverter, the technical problem to be solved by the utility model is to provide an internal heat dissipation device for a box-type transformer-inverter integrated machine.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides an internal heat dissipation device for a box-type transformer and inverter, comprising a base plate, a fixed plate fixedly connected to the upper surface of the base plate, a heat dissipation mechanism arranged on the upper surface of the fixed plate, two slide grooves arranged on the upper surface of the fixed plate, a slider slidably connected in the slide groove, a heat dissipation plate fixedly connected to the upper surface of the slider, a plurality of heat conducting plates fixedly connected to the outer side of the heat dissipation plate, a copper tube arranged between the plurality of heat conducting plates, the copper tube passing through the heat conducting plate and extending to the outside of the heat conducting plate, a water pipe connected between the ends of the copper tube.

[0009] Preferably, a water pump is also fixedly connected to the upper surface of the bottom plate, and the lower end of the copper tube on one side is connected to the water outlet of the water pump through the water pipe.

[0010] Preferably, a water tank is fixedly connected to the lower surface of the bottom plate, the lower end of the copper tube on the other side passes through the bottom plate and communicates with the inside of the water tank through a soft water pipe, and the water suction port of the water pump passes through the bottom plate and communicates with the inside of the water tank.

[0011] Preferably, a clamp mechanism is also provided on the upper surface of the fixed plate, a rack is fixedly connected to the upper surface of the fixed plate, a gear is provided above the rack, the rack is meshingly connected to the gear, a rotating shaft is fixedly connected to the middle of the gear, the rotating shaft is rotatably connected to the lower ends of the two heat conduction plates, and an adjustment handle is fixedly connected to one end of the rotating shaft away from the gear.

[0012] Preferably, the upper surface of the bottom plate is fixedly connected to a box body, the lower surface of the bottom plate is fixedly connected to box feet, the side of the box body is rotatably connected to a box door, the middle position of the box door is fixedly connected to a switch handle, and the top of the box body is fixedly connected to a box cover.

[0013] Preferably, an exhaust port is provided on the outer side of the box body, a shutter is arranged inside the exhaust port, a cooling fan is fixedly connected to the inner side of the box body, an air inlet is provided on the rear side of the box body, and a temperature control module is also fixedly connected to the inner side of the box body.

[0014] (3) Beneficial effects

[0015] 1. The utility model overcomes the disadvantage of poor heat dissipation effect of the inverter in the prior art. The heat dissipation mechanism can timely export the heat of the inverter for cooling, and the cooling fan quickly blows the heat out of the device to complete the cooling of the inverter, thereby improving the working efficiency of the inverter.

[0016] 2. The utility model overcomes the shortcoming of not being convenient for better heat dissipation of inverters of different models at the same time. The clamp mechanism can quickly move the heat dissipation mechanism to both sides of the inverter, and has adjustability, which is convenient for heat dissipation of inverters of different models. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic diagram of the shell structure of the utility model;

[0019] Figure 3 It is a side structural schematic diagram of the utility model;

[0020] Figure 4 It is an internal schematic diagram of the utility model;

[0021] Figure 5 It is a schematic diagram of the heat dissipation mechanism of the utility model;

[0022] Figure 6 It is a schematic diagram of the clamp mechanism of the utility model;

[0023] Figure 7 It is a partial schematic diagram of the shutter of the utility model.

[0024] The marks in the accompanying drawings are: 1-box cover, 2-box body, 3-shutter, 4-bottom plate, 5-box foot, 6-box door, 7-air inlet, 8-cooling fan, 9-heat dissipation mechanism, 901-heat dissipation plate, 902-heat conduction plate, 903-copper pipe, 904-water pipe, 905-water pump, 906-water tank, 907-slider, 10-fixed plate, 1001-slide, 11-clamp mechanism, 1101-rack, 1102-gear, 1103-rotating shaft, 1104-adjusting handle, 12-switch handle, 13-inverter, 14-temperature control module. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0026] Example 1

[0027] An internal heat dissipation device for a box-type transformer and an inverter, such as Figure 1-7 As shown, it includes a bottom plate 4 and a bottom plate 4, a fixing plate 10 is fixedly connected to the upper surface of the bottom plate 4, a heat dissipation mechanism 9 is arranged on the upper surface of the fixing plate 10, two slide grooves 1001 are opened on the upper surface of the fixing plate 10, a slider 907 is slidably connected in the slide groove 1001, a heat dissipation plate 901 is fixedly connected to the upper surface of the slider 907, a plurality of heat conducting plates 902 are fixedly connected to the outer side surface of the heat dissipation plate 901, a copper tube 903 is arranged between the plurality of heat conducting plates 902, the copper tube 903 penetrates the heat conducting plate 902 and extends to the outside of the heat conducting plate 902, a water tube 904 is connected between the ends of the copper tube 903, the water tube 904 is a flexible water tube, and the water tube 904 has a movable margin between the ends of the copper tube 903.

[0028] A water pump 905 is also fixedly connected to the upper surface of the base plate 4. The lower end of the copper tube 903 on one side is connected to the water outlet of the water pump 905 through a soft water pipe. A water tank 906 is fixedly connected to the lower surface of the base plate 4. The lower end of the copper tube 903 on the other side passes through the base plate 4 and is connected to the inside of the water tank 906 through a soft water pipe. The water suction port of the water pump 905 passes through the base plate 4 and is connected to the inside of the water tank 906.

[0029] When the heat dissipation mechanism 9 is started, the heat sink 901 transfers the heat of the inverter 13 to the heat conducting plate 902, and the heat conducting plate 902 transfers the heat of the inverter 13 to the copper tube 903. The water pump 905 is started to extract the coolant in the water tank 906. The water pump 905 transports the coolant to the copper tube 903 through the soft water pipe. The coolant cools the copper tube 903. After cooling the copper tube 903, the coolant flows back to the water tank 906. The water pump 905 continuously circulates the coolant to complete the cooling of the inverter 13.

[0030] A clamping mechanism 11 is also provided on the upper surface of the fixed plate 10, and a rack 1101 is fixedly connected to the upper surface of the fixed plate 10, a gear 1102 is provided above the rack 1101, the rack 1101 is meshingly connected to the gear 1102, a rotating shaft 1103 is fixedly connected to the middle of the gear 1102, the rotating shaft 1103 is rotatably connected to the lower end of the heat conducting plate 902, and an adjustment handle 1104 is fixedly connected to the end of the rotating shaft 1103 away from the gear 1102.

[0031] When the inverter 13 needs to be fixed, the inverter 13 is placed above the fixing plate 10, and the adjusting handle 1104 is turned. The adjusting handle 1104 drives the rotating shaft 1103 to rotate, and the rotating shaft 1103 drives the gear 1102 to rotate. The gear 1102 is meshed with the rack 1101, and the gear 1102 pushes the heat sink 901 to move inward to clamp the inverter 13. The heat sink 901 moves inward to drive the slider 907 to slide in the slide groove 1001, and the heat sink 901 fits against the side of the inverter 13.

[0032] The upper surface of the bottom plate 4 is fixedly connected to the box body 2, the lower surface of the bottom plate 4 is fixedly connected to the box feet 5, the two sides of the box body 2 are rotatably connected to the box doors 6, the middle of the box doors 6 are fixedly connected to the switch handles 12, and the top of the box body 2 is fixedly connected to the box cover 1.

[0033] An exhaust port is provided on the outer side of the box body 2, a shutter 3 is arranged inside the exhaust port, a cooling fan 8 is fixedly connected to the inner side of the box body 2, an air inlet 7 is provided on the rear side of the box body 2, and a temperature control module 14 is also fixedly connected to the inner side of the box body 2. The temperature control module 14 is electrically connected to the water pump 905 and the cooling fan 8. The limit value of the internal temperature of the box body 2 is set by the temperature control module 14, and the operation of the water pump 905 and the cooling fan 8 is controlled by the temperature control module 14 according to the limit value.

[0034] When the temperature control module 14 monitors that the temperature exceeds the set value, the cooling fans 8 on both sides are started. The cooling fans 8 blow the heat transferred by the heat dissipation mechanism 9 out of the box body 2 to accelerate the heat dissipation. A filter is provided at the air inlet 7 to prevent dust and foreign matter from being sucked into the interior.

[0035] When the cooling fan 8 is started, rotating shafts are provided at both ends of the blades of the shutter 3. Under the action of wind, the shutter 3 opens to blow the heat out of the box body 2. When the cooling fan 8 is turned off, the blades of the shutter 3 are closed under the action of gravity to prevent insects and foreign objects from entering.

[0036] The above-mentioned embodiments only express the preferred implementation of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications, improvements and substitutions can be made without departing from the concept of the present invention, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. An internal heat dissipation device for a box-type transformer and inverter, characterized in that: The invention comprises a bottom plate (4), the upper surface of the bottom plate (4) being fixedly connected to a fixing plate (10), the upper surface of the fixing plate (10) being provided with a heat dissipation mechanism (9), the upper surface of the fixing plate (10) being provided with two slide grooves (1001), the slide grooves (1001) being slidably connected to a slider (907), the upper surface of the slider (907) being fixedly connected to a heat dissipation plate (901), the outer side surface of the heat dissipation plate (901) being fixedly connected to a plurality of heat conduction plates (902), copper tubes (903) being provided between the plurality of heat conduction plates (902), the copper tubes (903) penetrating the heat conduction plates (902) and extending to the outside of the heat conduction plates (902), and the ends of the copper tubes (903) being connected to a water pipe (904).

2. The internal heat dissipation device of a box-type transformer-inverter integrated machine according to claim 1, characterized in that: A water pump (905) is also fixedly connected to the upper surface of the bottom plate (4), and the lower end of the copper tube (903) on one side is connected to the water outlet of the water pump (905) via a soft water pipe.

3. The internal heat dissipation device of a box-type transformer and inverter according to claim 2, characterized in that: The lower surface of the bottom plate (4) is fixedly connected to a water tank (906); the lower end of the copper tube (903) on the other side passes through the bottom plate (4) through a soft water pipe and is connected to the inside of the water tank (906); the water suction port of the water pump (905) passes through the bottom plate (4) and is connected to the inside of the water tank (906).

4. The internal heat dissipation device of a box-type transformer-inverter integrated machine according to claim 1, characterized in that: The upper surface of the fixed plate (10) is also provided with a clamp mechanism (11), the upper surface of the fixed plate (10) is fixedly connected with a rack (1101), a gear (1102) is provided above the rack (1101), the rack (1101) is meshingly connected with the gear (1102), a rotating shaft (1103) is fixedly connected to the middle of the gear (1102), the rotating shaft (1103) is rotatably connected to the lower end of the heat conducting plate (902), and an adjustment handle (1104) is fixedly connected to the end of the rotating shaft (1103) away from the gear (1102).

5. The internal heat dissipation device of a box-type transformer-inverter integrated machine according to claim 1, characterized in that: The upper surface of the bottom plate (4) is fixedly connected to the box body (2), the lower surface of the bottom plate (4) is fixedly connected to the box feet (5), the side of the box body (2) is rotatably connected to the box door (6), the middle of the box door (6) is fixedly connected to a switch handle (12), and the top of the box body (2) is fixedly connected to the box cover (1).

6. The internal heat dissipation device of a box-type transformer and inverter according to claim 5, characterized in that: An air outlet is provided on the outer side of the box body (2), a shutter (3) is arranged inside the air outlet, a cooling fan (8) is fixedly connected to the inner side of the box body (2), an air inlet (7) is provided on the rear side of the box body (2), and a temperature control module (14) is also fixedly connected to the inner side of the box body (2).

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