CN210865833U

CN210865833U - Two-side heat dissipation type power transformer

Info

Publication number: CN210865833U
Application number: CN201922248503.1U
Authority: CN
Inventors: 谭俊山; 平艳斌
Original assignee: Guangdong Zhiguang Energy Technology Co ltd
Current assignee: Guangdong Zhiguang Energy Technology Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-06-26
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a both sides heat dissipation formula power transformer, including main part and the fin of setting in the main part both sides, characterized by: the lower part of the radiating fin is provided with a spraying device, a blowing device is arranged below the spraying device, the spraying device is connected with the water tank through a high-pressure water pump, the spraying device comprises an outer spray pipe in an annular square frame shape and an inner spray pipe in the annular square frame shape, the outer spray pipe surrounds the outer side of the inner spray pipe, atomizing spray heads are arranged on the outer side of the inner spray pipe and the inner side of the outer spray pipe, and the inner spray pipe and the outer spray pipe are communicated with a water supply pipe through connecting pipes. When this transformer is in high temperature environment, atomizer blowout water smoke and blast apparatus are bloied upwards, and water smoke moves upward and sprays each position on fin surface along with the air, and the air of fast flow makes the water smoke on fin surface evaporate rapidly between the fin, takes away a large amount of heats to can accelerate the radiating rate of fin greatly, make the body of transformer dispel the heat more fast.

Description

Two-side heat dissipation type power transformer

Technical Field

The utility model relates to a power equipment, more specifically say, it relates to a both sides heat dissipation formula power transformer.

Background

The transformer is the heart of a transformer substation, and cooling measures are required when the internal temperature reaches more than 70 ℃. And when the outdoor environment temperature reaches 35 ℃, the maximum temperature of the heart can even reach 95 ℃. "if say that the human body temperature of 40 ℃ is high fever already, then the transformer reaches 90 ℃ and the cost is up to the disease. How to cool the transformer becomes a big problem in summer.

The existing transformer is generally provided with a cooling fan, when the temperature of the transformer is overhigh, the fan blows air to a radiating fin of the transformer, and only the air cooling is used for radiating heat. Because the outside air temperature is higher in summer, and the air blown out by the cooling fan is hot air, the heat dissipation effect of the heat dissipation mode is not reasonable and needs to be improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a both sides heat dissipation formula power transformer, it has better heat dissipation cooling effect.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a both sides heat dissipation formula power transformer, includes the main part and sets up the fin in the main part both sides, the below of fin all is provided with atomizer and is provided with blast apparatus in atomizer's below, blast apparatus is used for upwards blowing, atomizer passes through the flow pipe and connects high pressure water pump, high pressure water pump passes through the drinking-water pipe and connects the water tank, atomizer is including the outer spray tube that is annular square frame form and the interior spray tube that is annular square frame form equally, the outside of spray tube including outer spray tube encircleing, all be equipped with the atomizer on the outside of interior spray tube and the inside of outer spray tube, interior spray tube and outer spray tube all communicate through connecting pipe and flow pipe.

As a preferable scheme: the position of the atomizing nozzle on the outer spray pipe is aligned with that of the atomizing nozzle on the inner spray pipe, and the nozzles are arranged oppositely.

As a preferable scheme: the atomizer on the outer spray tube and on the inner spray tube all inclines upwards, so that an included angle is formed between the atomizer on the outer spray tube and the atomizer on the inner spray tube.

As a preferable scheme: the included angle is 145-170 degrees.

As a preferable scheme: the blowing device includes a square frame and a plurality of fan units mounted on the frame.

As a preferable scheme: and a protective net is arranged on the bottom surface of the frame.

As a preferable scheme: the water tank is provided with a water level meter.

Compared with the prior art, the utility model has the advantages that: when this transformer is in high temperature environment, can start high pressure water pump and blast apparatus, high pressure water pump sends water into atomizer in, again by atomizer blowout water smoke, blast apparatus upwards blows the air simultaneously, the air that flows fast upwards makes water smoke upward movement thereupon, thereby make water smoke can spray each position on fin surface, the air that flows fast between the fin makes the water smoke on fin surface evaporate rapidly, take away a large amount of heats, thereby can accelerate the radiating rate of fin greatly, make the body of transformer dispel the heat more fast.

Drawings

Fig. 1 is a schematic structural diagram of a transformer in the present embodiment;

FIG. 2 is a schematic structural view of a spraying device according to the present embodiment;

FIG. 3 is a schematic oblique view of the atomizer head according to the present embodiment;

fig. 4 is a schematic structural view of the blowing device in this embodiment.

1, main body; 2. a heat sink; 3. a spraying device; 301. an outer nozzle; 302. an inner nozzle; 303. an atomizing spray head; 304. a first connecting pipe; 305. a second connecting pipe; 4. a blowing device; 401. a frame; 402. a fan unit; 403. a protective net; 5. a water outlet pipe; 6. a high pressure water pump; 7. a mounting seat; 8. a water pumping pipe; 9. a water tank; 10. a water level gauge.

Detailed Description

Referring to fig. 1, a two-side heat dissipation type power transformer comprises a transformer body and heat dissipation fins 2 arranged on two sides of the transformer body, wherein spraying devices 3 are arranged below the heat dissipation fins 2 on two sides of the transformer body, blowing devices 4 are arranged below the spraying devices 3, the blowing devices 4 are used for blowing air upwards, a mounting seat 7 is fixed on the lower portion of a main body 1, a high-pressure water pump 6 is fixedly mounted on the mounting seat 7, a water tank 9 is arranged below the main body 1, a water outlet of the high-pressure water pump 6 is communicated with the spraying devices 3 through a water outlet pipe 5, and a water inlet of the high-pressure water pump 6 is communicated with the water tank 9 through a water pumping pipe 8.

When this transformer is in high temperature environment, can start high pressure water pump 6 and blast apparatus 4, high pressure water pump 6 sends water into atomizer 3 in, again by atomizer 3 blowout water smoke, blast apparatus 4 upwards blows the air simultaneously, quick upflow air makes water smoke upward movement thereupon, thereby make water smoke can spray each position on 2 surfaces of fin, the air of rapid flow makes the water smoke on 2 surfaces of fin evaporate rapidly between the fin 2, take away a large amount of heats, thereby can accelerate the radiating rate of fin 2 greatly, make the body of transformer dispel the heat more fast.

Referring to fig. 2, the spraying device 3 in the present embodiment includes an outer nozzle 301 having a ring-shaped square frame shape and an inner nozzle 302 also having a ring-shaped square frame shape, the outer nozzle 301 surrounds the outer side of the inner nozzle 302, and atomizing nozzles 303 are provided on both the outer side of the inner nozzle 302 and the inner side of the outer nozzle 301. The inner nozzle 302 is communicated with a water supply pipe through a first connection pipe 304, and the outer nozzle 301 is communicated with the water supply pipe through a second connection pipe 305, and the water supply pipe is fixedly connected with the main body 1. Inside back of interior spray tube 302 and outer spray tube 301 is sent into to water, can follow the inside portion of outer spray tube 301 and the outside portion blowout water smoke of interior spray tube 302, the spun water smoke concentrates on in blast apparatus 4's effective area of blowing so can time to in to can enlarge the coverage of water smoke as far as possible, so can make most water smoke upwards flow along with the air, make enough water smoke spill on 2 surfaces of fin, guarantee better evaporation radiating effect.

In this embodiment, the atomizer 303 on the outer nozzle 301 is aligned with the atomizer 303 on the inner nozzle 302, and the nozzles are arranged oppositely. With the structure, the water mist on the spraying nozzle 303 on the outer spray pipe 301 and the spraying nozzle 303 on the inner spray pipe 302 can generate opposite flushing and collision, so that the water mist generated by the spraying device 3 is more uniform, the water mist can be more uniformly scattered on the surface of the radiating fins 2, the uniform heat dissipation of each radiating fin 2 is facilitated, and the evaporation heat dissipation effect is further improved.

On the basis, as shown in fig. 3, in the embodiment, the atomizing nozzles 303 on the outer spray pipe 301 and the atomizing nozzles 303 on the inner spray pipe 302 are both inclined upward, so that an included angle is formed between the atomizing nozzles 303 on the outer spray pipe 301 and the inner spray pipe 302, that is, the axes of the two atomizing nozzles 303 are crossed to form an included angle α, the water mist sprayed by the two atomizing nozzles 303 has a larger cross range due to the structure, more water mist can be collided, and further, finer and more uniform water mist can be generated, the uniformity of the water mist covering the radiating fins 2 is further improved, the upward inclined water mist sprayed has an upward moving speed after being collided, and the air also flows upward, so that the water mist can flow faster along with the air, and the evaporation and heat dissipation rate is further improved.

The included angle α is 160 degrees in this embodiment, and may be 170 degrees, 150 degrees, 145 degrees, etc. in other embodiments.

As shown in fig. 4, the blowing device 4 in the present embodiment includes a square frame 401 and a plurality of fan units 402 mounted on the frame 401, and the frame 401 is fixedly coupled to the main body 1. The square structure enables the appearance of the blowing device 4 to be matched with that of the spraying device 3, and the blown air and the sprayed water mist have a larger overlapping area, so that the wind can drive most of the water mist to flow upwards; in addition, by installing a plurality of fan units 402 on the frame 401, the wind speed and the wind power of all positions of the blowing device 4 are basically consistent, and the effect of evaporative heat dissipation is ensured due to the uniform flow of air.

In order to prevent the fan unit 402 from being damaged by the foreign materials sucked into the fan unit 402, a protective net 403 is fixed to the bottom surface of the frame 401.

In order to facilitate observation of the water level in the water tank 9, a water level gauge 10 is further provided on the water tank 9 in this embodiment.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a both sides heat dissipation formula power transformer, includes the main part and sets up the fin in the main part both sides, characterized by: the improved water spraying device is characterized in that a spraying device is arranged below the radiating fins, a blowing device is arranged below the spraying device, the blowing device is used for blowing upwards, the spraying device is connected with a high-pressure water pump through a water supply pipe, the high-pressure water pump is connected with a water tank through a water pumping pipe, the spraying device comprises an outer spray pipe in an annular square frame shape and an inner spray pipe in the same annular square frame shape, the outer spray pipe surrounds the outer side of the inner spray pipe, atomizing nozzles are arranged on the outer side of the inner spray pipe and the inner side of the outer spray pipe, and the inner spray pipe and the outer spray pipe are communicated with the water supply pipe through connecting pipes.

2. The two-sided heat dissipating power transformer of claim 1, wherein: the position of the atomizing nozzle on the outer spray pipe is aligned with that of the atomizing nozzle on the inner spray pipe, and the nozzles are arranged oppositely.

3. The two-sided heat dissipating power transformer of claim 2, wherein: the atomizer on the outer spray tube and on the inner spray tube all inclines upwards, so that an included angle is formed between the atomizer on the outer spray tube and the atomizer on the inner spray tube.

4. The two-sided heat dissipating power transformer of claim 3, wherein: the included angle is 145-170 degrees.

5. The two-sided heat dissipating power transformer of claim 1, wherein: the blowing device includes a square frame and a plurality of fan units mounted on the frame.

6. The two-sided heat dissipating power transformer of claim 5, wherein: and a protective net is arranged on the bottom surface of the frame.

7. The two-sided heat dissipating power transformer of claim 1, wherein: the water tank is provided with a water level meter.