CN216819153U - Heat radiator for box-type substation - Google Patents

Abstract

The utility model belongs to the technical field of box-type substations, and provides a heat dissipation device for a box-type substation, which comprises a box-type substation outer box, wherein the box-type substation outer box comprises three pressure changing chambers, heat dissipation shutters are arranged on the side walls of the pressure changing chambers close to two sides of the three pressure changing chambers, a window is arranged on the rear side of each pressure changing chamber and is close to the bottom of the pressure changing chamber, a heat dissipation box transversely covering the three pressure changing chambers is arranged on the rear side of the box-type substation outer box, two partition plates are arranged in the heat dissipation box, the partition plates divide the interior of the heat dissipation box into three heat dissipation chambers, two fans are vertically distributed on the partition plates, a plurality of uniformly distributed heat dissipation strip holes are arranged at the bottom of the heat dissipation box, a plurality of vertically uniformly distributed special-shaped heat dissipation plates are arranged on two sides and the rear side of the box-type substation outer box, and each heat dissipation plate comprises two heat dissipation channels. This device reasonable in design, simple structure, heat dispersion are better and are favorable to improving converter working property, are fit for extensive the popularization.

Description

Heat radiator for box-type substation

Technical Field

The utility model belongs to the technical field of box-type substations, and particularly relates to a heat dissipation device for a box-type substation.

Background

The box-type substation is also called a pre-installed substation or a pre-installed substation. The box-type transformer substation is a high-voltage switch device, a distribution transformer and a low-voltage distribution device, is factory prefabricated indoor and outdoor compact distribution equipment which is integrated according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together, and the box-type transformer substation is installed in a moistureproof, antirust, dustproof, rat-proof, fireproof, antitheft, heat-insulating, fully-closed and movable steel structure box, is particularly suitable for urban network construction and transformation, and is a brand-new transformer substation which grows up after civil construction.

Because most box-type substations adopt the totally closed structure, so its heat dispersion is relatively poor, especially natural environment temperature just higher originally, and the heat that its self work produced can directly influence the working property of transformer, and its actual life is obviously less than design life.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the aspect of heat dissipation of the box-type substation, the utility model provides the heat dissipation device for the box-type substation, which is reasonable in design, simple in structure, good in heat dissipation performance and beneficial to improving the working performance of the transformer.

In order to achieve the purpose, the utility model adopts the technical scheme that the heat dissipation device for the box-type substation comprises a box-type substation outer box, the box transformer substation outer box comprises three pressure changing chambers, wherein the side walls of the pressure changing chambers close to two sides of the three pressure changing chambers are provided with heat dissipation shutters, the rear side of the pressure changing chamber is provided with a windowing, the windowing is arranged close to the bottom of the pressure changing chamber, the rear side of the box transformer substation outer box is provided with a heat dissipation box which transversely covers the three pressure changing chambers, two clapboards are arranged inside the heat dissipation box, the clapboards divide the inside of the heat dissipation box into three heat dissipation bins, the baffle plate is provided with two fans which are distributed up and down, the bottom of the heat dissipation box is provided with a plurality of heat dissipation strip holes which are uniformly distributed, the both sides and the rear side of case become outer case all are provided with a plurality of upper and lower evenly distributed's dysmorphism heat dissipation plate, dysmorphism heat dissipation plate includes two heat dissipation channels.

Preferably, the special-shaped heat dissipation plate comprises a first L-shaped plate with a downward opening, a second L-shaped plate which is opposite to the opening and faces downward is arranged inside the first L-shaped plate, a flat plate is arranged at the bottom of the first L-shaped plate, a first heat dissipation channel is formed by the inner side of the first L-shaped plate, the back side of the second L-shaped plate and the flat plate, and a second heat dissipation channel is formed by the inner side of the first L-shaped plate, the inner side of the second L-shaped plate and the flat plate.

Preferably, a filter screen corresponding to the position of the window is arranged in the box transformer substation outer box, and an adhesion layer is arranged on the filter screen.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the heat dissipation device for the box-type substation, the heat dissipation box in the extension design and the fans in the heat dissipation box can be used for adjusting the atmosphere in the three voltage transformation chambers at the same time, and the circulation of air can be fully ensured by adopting the heat dissipation shutters and the heat dissipation strip holes, so that high-efficiency heat dissipation is realized; meanwhile, the heat is transmitted in a solid and solid mode through the special-shaped heat dissipation plate in a contact mode, negative pressure can be generated in two heat dissipation channels formed by the special-shaped heat dissipation plate under the action of flowing air, and the heat dissipation performance of the device is further improved. The device has the advantages of reasonable design, simple structure and good heat dissipation performance, is favorable for improving the working performance of the power converter, and is suitable for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a side view of a heat sink for a box-type substation according to an embodiment;

fig. 2 is an isometric view of a heat sink for a box-type substation provided by the embodiment;

fig. 3 is a front view of the heat dissipation device for a box-type substation according to the embodiment;

in the above figures:

1. an outer box of the box transformer substation; 11. a variable pressure chamber; 12. a heat dissipation louver; 13. windowing;

2. a heat dissipation box; 21. a partition plate; 22. a heat dissipation bin; 23. a heat dissipating bar hole;

3. a fan;

4. a shaped heat dissipating plate; 41. a heat dissipation channel; 411. a first heat dissipation channel; 412. a second heat dissipation channel; 42. a first L-shaped plate; 43. a second L-shaped plate; 44. a flat plate;

5. and (4) a filter mesh sheet.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the directions of the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

In the embodiment, as shown in fig. 1, 2 and 3, the heat dissipation device for a box-type substation provided by the utility model comprises a box-type substation outer box 1, the box becomes outer container 1 and includes three vary voltage room 11, be provided with heat dissipation tripe 12 on the vary voltage room 11 lateral wall that leans on both sides in three vary voltage room 11, the rear side of vary voltage room 11 is provided with windowing 13, windowing 13 is close to the bottom setting of vary voltage room 11, the rear side of box becomes outer container 1 is provided with the heat dissipation case 2 that transversely covers three vary voltage room 11, the inside of heat dissipation case 2 is provided with two baffles 21, baffle 21 divide into three heat dissipation storehouse 22 with the inside of heat dissipation case 2, be provided with two fans 3 that distribute from top to bottom on the baffle 21, the bottom of heat dissipation case 2 is provided with a plurality of evenly distributed's heat dissipation strip hole 23, the both sides and the rear side of box become outer container 1 all are provided with a plurality of evenly distributed's dysmorphism heat dissipation plate 4 from top to bottom, heat dissipation plate 4 includes two heat dissipation passageways. The heat dissipation box 2 is installed on the rear side of the pressure changing chambers 11 in an extending design mode, a plurality of fans 3 in the heat dissipation box can adjust the atmosphere in the three pressure changing chambers 11 at the same time, and the heat dissipation louvers 12 and the heat dissipation strip holes 23 can fully ensure the circulation of air so as to realize high-efficiency heat dissipation; meanwhile, the special-shaped radiating plate 4 is utilized to not only carry out solid and solid transmission on heat in a contact manner, but also generate negative pressure in two radiating channels formed by the special-shaped radiating plate under the action of flowing air, so that the radiating performance of the device is further improved. The device has the advantages of reasonable design, simple structure and good heat dissipation performance, and is favorable for improving the working performance of the power converter.

In order to improve the heat dissipation performance of the special-shaped heat dissipation plate 4, the special-shaped heat dissipation plate 4 provided by the utility model comprises a first L-shaped plate 42 with a downward opening, a second L-shaped plate 43 which is opposite to the opening of the first L-shaped plate 42 and faces downward is arranged inside the first L-shaped plate 42, a flat plate 44 is arranged at the bottom of the first L-shaped plate 42, a first heat dissipation channel 411 is formed by the inner side of the first L-shaped plate 42, the back side of the second L-shaped plate 43 and the upper side of the flat plate 44, and a second heat dissipation channel 412 is formed by the inner side of the first L-shaped plate 42, the inner side of the second L-shaped plate 43 and the upper side of the flat plate 44. The first L-shaped plate 42, the second L-shaped plate 43 and the flat plate 44 can conduct heat in a fixed and fixed manner by the box-type substation, and the heat transferred to the first L-shaped plate 42, the second L-shaped plate 43 and the flat plate 44 can be exchanged with outside air from the heat dissipation channel. Compared with the common radiating fins, the special-shaped radiating plate 4 has a larger heat exchange area, and the first radiating channel 411 and the second radiating channel 412 which are ingeniously formed in the shape design can generate negative pressure under the action of flowing air, so that the radiating performance of the device is effectively improved.

In order to prevent impurities in the outside air from being blown back into the pressure changing chamber 11, the filter mesh 5 corresponding to the position of the window 13 is arranged in the box transformer substation outer box 1, the filter mesh 5 is provided with the adhesion layer, the impurities are filtered by the filter mesh 5 and can be adhered to the surface of the filter mesh 5, and the cleanness of the inside of the whole pressure changing chamber 11 can be effectively ensured by regularly replacing or cleaning the filter mesh 5.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims (3)

1. The utility model provides a heat abstractor for box-type substation, becomes the outer container including the case, the case becomes the outer container and includes three vary voltage room, its characterized in that, be provided with the heat dissipation tripe on the vary voltage room lateral wall that leans on both sides in the three vary voltage room, the rear side of vary voltage room is provided with the windowing, the bottom that the windowing is close to the vary voltage room sets up, the rear side of case becomes the outer container is provided with the heat dissipation case that transversely covers three vary voltage room, the inside of heat dissipation case is provided with two baffles, the baffle divide into three heat dissipation storehouse with the inside of heat dissipation case, be provided with the fan that distributes about two on the baffle, the bottom of heat dissipation case is provided with a plurality of evenly distributed's heat dissipation strip hole, the both sides and the rear side of case become the outer container all are provided with a plurality of evenly distributed's dysmorphism heat dissipation plate spare from top to bottom, dysmorphism heat dissipation plate spare includes two heat dissipation passageways.

2. The heat dissipation device for the box-type substation according to claim 1, wherein the special-shaped heat dissipation plate comprises a first L-shaped plate with a downward opening, a second L-shaped plate which is opposite to the first L-shaped plate and has a downward opening is arranged inside the first L-shaped plate, a flat plate is arranged at the bottom of the first L-shaped plate, a first heat dissipation channel is formed by the inner side of the first L-shaped plate, the back side of the second L-shaped plate and the upper side of the flat plate, and a second heat dissipation channel is formed by the inner side of the first L-shaped plate, the inner side of the second L-shaped plate and the upper side of the flat plate.

3. The heat dissipation device for the box-type substation according to claim 2, wherein a filter mesh sheet corresponding to the windowing position is arranged inside the box-type substation outer box, and an adhesion layer is arranged on the filter mesh sheet.

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