CN214476839U

CN214476839U - Dry-type transformer

Info

Publication number: CN214476839U
Application number: CN202120434682.2U
Authority: CN
Inventors: 王长江
Original assignee: Dandun Technology Group Co ltd
Current assignee: Dandun Technology Group Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-22
Anticipated expiration: 2031-02-26

Abstract

The utility model provides a dry-type transformer, which comprises a protective shell, a cover plate arranged at the top of the protective shell, a damping mounting seat arranged in the protective shell and a dry-type transformer body arranged on the damping mounting seat, wherein a washing air inlet box is arranged on the outer wall of one side of the protective shell, a washing air outlet box is arranged on the outer wall of the other side of the protective shell, and clean water is arranged in the washing air inlet box and the washing air outlet box; the bottom of the washing air inlet box is provided with an air inlet pipe, the air inlet pipe is connected with a first air blower, the top of the washing air inlet box is provided with an air inlet guide pipe, and the air inlet guide pipe is communicated with the interior of the protective shell; the bottom of the water washing air outlet box is provided with an air outlet pipe, the air outlet pipe is connected with a second air blower, the second air blower is communicated with the inside of the protective shell through an air outlet guide pipe, and the top of the water washing air outlet box is provided with an air outlet. The utility model discloses the air to getting into protective housing has carried out the washing and has removed dust, has better dustproof effect.

Description

Dry-type transformer

Technical Field

The utility model relates to a transformer field particularly, relates to a dry-type transformer.

Background

Compared with an oil immersed transformer, the dry type transformer is a transformer with an iron core and a winding which are not immersed in insulating liquid, and is generally used in hospitals, schools, residential districts and industrial and mining enterprises; the iron core of the existing dry-type transformer is fixed by adopting a punching structure, so that the noise is high, and the noise pollution is caused to the working environment. Under publication No. CN212542110U, the patent name: in the chinese utility model patent of "an antidetonation type dry-type transformer", the problem of dry-type transformer's vibration/noise reduction has been solved, however in this patent technology, carries out the forced air cooling heat dissipation to dry-type transformer through configuration cooling fan, nevertheless dispels the heat through this mode, and dust in the air enters into dry-type transformer easily, and after long-time work, dry-type transformer piles up more dust easily, influences dry-type transformer's normal work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry-type transformer, it has better heat dissipation cooling effect to dry-type transformer when having better dustproof effect.

The embodiment of the utility model discloses a realize through following technical scheme: a dry-type transformer comprises a protective shell, a cover plate, a damping mounting seat and a dry-type transformer body, wherein the cover plate is arranged at the top of the protective shell, the damping mounting seat is arranged in the protective shell, the dry-type transformer body is arranged on the damping mounting seat, a water washing air inlet box is arranged on the outer wall of one side of the protective shell, a water washing air outlet box is arranged on the outer wall of the other side of the protective shell, and clean water is arranged in the water washing air inlet box and the water washing air outlet box;

the bottom of the washing air inlet box is provided with an air inlet pipe, the air inlet pipe is connected with a first air blower, the top of the washing air inlet box is provided with an air inlet guide pipe, and the air inlet guide pipe is communicated with the interior of the protective shell;

the bottom of the water washing air outlet box is provided with an air outlet pipe, the air outlet pipe is connected with a second air blower, the second air blower is communicated with the inside of the protective shell through an air outlet guide pipe, and the top of the water washing air outlet box is provided with an air outlet.

Further, the cover plate is provided with a water supply assembly, the water supply assembly comprises a water storage tank arranged at the top of the cover plate, guide pipes are arranged on two sides of the top of the water storage tank respectively, the pair of guide pipes are connected with the water washing air inlet tank and the water washing gas outlet tank respectively, liquid level meters are arranged in the water washing air inlet tank and the water washing gas outlet tank respectively, liquid discharging pipes are arranged at the bottoms of the water washing air inlet tank and the water washing gas outlet tank respectively, and the liquid discharging pipes are provided with electric control valves which are connected with the liquid level meters.

Further, the water storage tank top disposes and leads the canopy, should lead the canopy top and seted up the water catch bowl, this water catch bowl is connected with the water storage tank.

Further, the water catch bowl is configured with the filter.

Further, air-out pipe and air inlet pipe all dispose the drying part.

Further, the drying part includes a desiccant and a case encapsulating the desiccant.

Further, the rain guiding shed is made of a heat insulation plate.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

(1) the utility model solves the problem of dust entering the protective shell by configuring the water washing air inlet box and the water washing air outlet box, the protective shell of the water washing air inlet box washes the entering air to remove the dust, and the water washing air outlet box prevents the outside from entering the protective shell from the air outlet, thereby having better isolation effect on the dust, protecting the dry-type transformer body and prolonging the service life of the dry-type transformer body; simultaneously, through disposing first air-blower and second air-blower, realized the forced air cooling heat dissipation to dry-type transformer body, had better radiating effect, in addition, through washing inlet box and washing outlet box laminating configuration are at the outer wall of protective housing, and washing inlet box and washing outlet box in the clear water of configuration have certain heat dissipation cooling effect to protective housing.

(2) The utility model discloses a configuration storage water tank has solved when supplementing the clear water of washing inlet box and washing outlet box, can follow the protective housing top and dispel the heat to it, has increased the radiating effect.

(3) The utility model discloses a configuration water catch bowl has solved the problem of the automatic replenishment of clear water in the storage water tank, make full use of natural resources.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an appearance schematic diagram of the present invention.

Icon: 1-protective shell, 2-cover plate, 3-damping mounting seat, 4-dry type transformer body, 5-washing air inlet box, 51-air inlet pipe, 52-first air blower, 53-air inlet pipe, 6-washing air outlet box, 61-air outlet pipe, 62-second air blower, 63-air outlet pipe, 64-air outlet, 7-drying part, 81-water storage box, 82-guide pipe, 83-liquid level meter, 84-liquid discharge pipe, 85-electric control valve, 86-rain guiding shed, 87-water collecting tank and 88-filter plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of this application is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and be operated is not to be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 2, the present embodiment provides a dry-type transformer, which includes a protective casing 1, a cover plate 2 disposed on the top of the protective casing 1, a damping mount 3 disposed in the protective casing 1, and a dry-type transformer body 4 disposed on the damping mount 3; the outer wall of one side of the protective shell 1 is provided with a water washing air inlet box 5, the outer wall of the other side of the protective shell 1 is provided with a water washing air outlet box 6, and clean water is arranged in the water washing air inlet box 5 and the water washing air outlet box 6.

The bottom of the washing air inlet box 5 is provided with an air inlet pipe 51, the port of the air inlet pipe 51 in the washing air inlet box 5 is immersed in clean water, the air inlet pipe 51 is connected with a first air blower 52, the top of the washing air inlet box 5 is provided with an air inlet conduit 53, the air inlet conduit 53 is communicated with the washing air inlet box 5 and the internal space of the protective shell 1, the first air blower 52 blows cold air into the washing air inlet box 5 through the air inlet conduit 53, the cold air removes dust and impurities in the cold air through washing, the cold air after washing rises to enter the space above the water surface of the washing air inlet box 5, then enters the protective shell 1 through the air inlet conduit 53, exchanges heat with the transformer body 4, and forms hot dry air. An air outlet pipe 61 is arranged at the bottom of the water washing air outlet tank 6, the port of the air outlet pipe 61 in the water washing air outlet tank 6 is immersed in clean water, the air outlet pipe 61 is connected with a second air blower 62, the second air blower 62 is communicated with the interior of the protective shell 1 through an air outlet pipe 63, an air outlet 64 is arranged at the top of the water washing air outlet tank 6, under the action of the second air blower 62, hot air in the protective shell 1 enters the water washing air outlet tank 6 from the air outlet pipe 61 of the second air blower 62 through the air outlet pipe 63, and in the water washing air outlet tank 6, the hot air is washed by the clean water in the water washing air outlet tank 6 to remove dust and impurities and then is discharged from the air outlet 64. The problem of dust entering the protective shell 1 is solved by configuring the water washing air inlet box 5 and the water washing air outlet box 6, the protective shell 1 of the water washing air inlet box 5 washes the entering air to remove the dust, and the water washing air outlet box 6 prevents the outside from entering the protective shell 1 from the air outlet 64, so that the dust is well isolated, the dry-type transformer body 4 is protected, and the service life of the dry-type transformer body 4 is prolonged; meanwhile, the air-cooled heat dissipation of the dry-type transformer body 4 is realized by configuring the first air blower 52 and the second air blower 62, so that a good heat dissipation effect is achieved, and besides, through the laminating configuration of the water washing air inlet box 5 and the water washing air outlet box 6 on the outer wall of the protective shell 1, the clean water configured in the water washing air inlet box 5 and the water washing air outlet box 6 has a certain heat dissipation and cooling effect on the protective shell 1.

In this embodiment, the drying part 7 is disposed on both the air outlet duct 63 and the air inlet duct 53. The drying section 7 includes a desiccant and a casing that encloses the desiccant. The air entering the protective shell 1 is dehumidified by the arrangement of the drying part 7, and the dry-type transformer body 4 is prevented from being damaged by humid air.

In this embodiment, the cover plate 2 is configured with a water supply assembly, the water supply assembly includes a water storage tank 81 configured at the top of the cover plate 2, two sides of the top of the water storage tank 81 are respectively configured with a diversion tube 82, the pair of diversion tubes 82 are respectively connected with the water washing inlet tank 5 and the water washing outlet tank 6, when the liquid level in the water storage tank 81 is higher than the port of the diversion tube 82 in the water storage tank 81, the clear water in the water storage tank 81 flows into the water washing inlet tank 5 and the water washing outlet tank 6 from the diversion tube 82 respectively, the water washing inlet tank 5 and the water washing outlet tank 6 are both configured with a level meter 83, the level meter 83 is configured at the upper side of the inner walls of the water washing inlet tank 5 and the water washing outlet tank 6, the level meter 83 is lower than the inlet conduit 53 and the outlet conduit 63, the bottoms of the water washing inlet tank 5 and the water washing outlet tank 6 are both configured with a liquid discharge tube 84, the liquid discharge tube 84 is configured with an electric control valve 85, the electric control valve 85 is connected with the level meter 83, when the liquid level meter 83 detects that the liquid level in the washing air inlet box 5 and the washing air outlet box 6 is too high, the liquid level meter 83 sends a signal to the electric control valve 85, the electric control valve 85 is opened, clear water flows out from the liquid discharge pipe 84 in the washing air inlet box 5 and the washing air outlet box 6, so as to achieve the effect of reducing the liquid level in the washing air inlet box 5 and the washing air outlet box 6, the situation that the liquid level in the washing air inlet box 5 and the washing air outlet box 6 is too high and the clear water flows into the protective shell 1 is prevented. And through configuration storage water tank 81, when having solved the clear water supply to washing inlet box 5 and washing outlet box 6, can dispel the heat to it from protective housing 1 top, increased the radiating effect.

In this embodiment, the top of the water storage tank 81 is provided with a rain guiding shed 86, the top of the rain guiding shed 86 is provided with a water collecting tank 87, the water collecting tank 87 is connected with the water storage tank 81, and in rainy days, rainwater falls into the water collecting tank 87 and then flows into the water storage tank 81 for storage. In order to prevent impurities from falling into the storage tank 81, the water collection tank 87 is provided with a filter plate 88, and rainwater filtered by the filter plate 88 flows into the storage tank 81. The problem of automatic replenishment of the fresh water in the water storage tank 81 is solved by the arrangement of the water collection tank 87, and natural resources are fully utilized. The rain shed 86 is made of insulation panels that can be purchased in the market, such as rock wool panels, that insulate heat through the insulation panels, and have a sunshade cooling effect.

When the dry-type transformer is used specifically, the first air blower 52 and the second air blower 62 are turned on, cold air is blown into the water washing air inlet box 5 by the first air blower 52 through the air inlet guide pipe 53, dust, impurities and the like in the cold air are removed by washing with water by the cold air, the cold air after washing rises to enter a space above the water surface of the water washing air inlet box 5, then enters the protective shell 1 from the air inlet guide pipe 53, exchanges heat with the dry-type transformer body 4, reduces the temperature of the dry-type transformer body 4, and forms hot air; under the action of the second air blower 62, the hot air in the protective housing 1 enters the water washing air outlet box 6 from the air outlet pipe 61 of the second air blower 62 through the air outlet conduit 63, and in the water washing air outlet box 6, the hot air is washed by clean water in the water washing air outlet box 6 to remove dust and impurities and then is discharged from the air outlet 64.

In rainy days, water falls into the water collecting tank 87, rainwater filtered by the filter plate 88 flows into the water storage tank 81 for storage, when the liquid level in the water storage tank 81 is higher than the port of the flow guide pipe 82 in the water storage tank 81, clear water in the water storage tank 81 flows into the washing air inlet box 5 and the washing air outlet box 6 from the flow guide pipe 82 respectively so as to fulfill the aim of supplementing the clear water in the washing air inlet box 5 and the washing air outlet box 6, along with the rise of the liquid level in the washing air inlet box 5 and the washing air outlet box 6, when the liquid level meter 83 detects that the liquid level in the washing air inlet box 5 and the washing air outlet box 6 is overhigh, the liquid level meter 83 sends a signal to the electric control valve 85, the electric control valve 85 is opened, the clear water in the washing air inlet box 5 and the washing air outlet box 6 flows out from the liquid discharge pipe 84 so as to achieve the effect of reducing the liquid level in the washing air inlet box 5 and the washing air outlet box 6, and prevent the liquid level in the washing air inlet box 5 and the washing air outlet box 6 from overhigh, The inflow of fresh water into the protective housing 1 occurs.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 utility model provides a dry-type transformer, includes protective housing, disposes in the apron at protective housing top, disposes in the shock attenuation mount pad of protective housing to and dispose in the dry-type transformer body of shock attenuation mount pad, its characterized in that: a water washing air inlet box is arranged on the outer wall of one side of the protective shell, a water washing air outlet box is arranged on the outer wall of the other side of the protective shell, and clean water is arranged in the water washing air inlet box and the water washing air outlet box;

2. A dry-type transformer as claimed in claim 1, wherein the cover plate is configured with a water supply assembly comprising a water storage tank configured on the top of the cover plate, the top of the water storage tank is configured with a flow guide pipe on both sides, the pair of flow guide pipes are connected with the water washing inlet tank and the water washing outlet tank, respectively, the water washing inlet tank and the water washing outlet tank are configured with liquid level meters, the water washing inlet tank and the water washing outlet tank are configured with liquid discharge pipes at the bottoms, the liquid discharge pipes are configured with electric control valves, and the electric control valves are connected with the liquid level meters.

3. A dry-type transformer as claimed in claim 2, wherein the water storage tank is provided with a rain guiding shed at the top, and a water collecting tank is arranged at the top of the rain guiding shed and connected with the water storage tank.

4. A dry transformer according to claim 3, whereas the water collection tank is provided with filter plates.

5. A dry-type transformer as claimed in claim 1, wherein the air outlet duct and the air inlet duct are provided with dry portions.

6. A dry transformer according to claim 5, wherein the dry part comprises a desiccant and a housing enclosing the desiccant.

7. A dry-type transformer as claimed in claim 3, wherein the canopy is made of heat insulating board.