CN209804398U - Transformer structure with high heat dissipation performance - Google Patents

Abstract

The utility model discloses a transformer structure of high heat dissipating ability, including a bottom support, install the casing on the support of bottom, be equipped with radiator unit around this casing, connect through the air duct between radiator unit and the casing, radiator unit includes first wind-guiding passageway, cooling tube and second wind-guiding passageway, first wind-guiding passageway and second wind-guiding passageway pass through the cooling tube and connect, be equipped with first aviation baffle and second aviation baffle on first wind-guiding passageway and the second wind-guiding passageway respectively, even array has a plurality of oval through-holes on first aviation baffle and the second aviation baffle, the cross-section and the oval through-hole phase-match of cooling tube. The radiating pipes are arranged in an oval shape, so that the conventional design of round radiating pipes in the field is changed, more radiating pipes are arrayed on the same unit area, and the radiating effect is improved. The oil tank can be installed at two opposite angles departments of casing through right angle installation piece, and is located between two liang of radiator unit, reduces the temperature of oil tank fast, further improves the radiating effect.

Description

Transformer structure with high heat dissipation performance

Technical Field

The utility model belongs to transformer manufacture equipment field especially relates to a transformer structure of high heat dispersion.

Background

the power transformer is one of the most complex and most core electrical devices in the structure of the power system. With the improvement of voltage grade and transformation capacity, the heat energy generated by the transformer is more and more, and a large amount of researches on the heat dissipation of the transformer are carried out at home and abroad.

due to the self-vibration or electromagnetic operation of the transformer, the internal heating phenomenon of the transformer is serious, and the normal operation of the transformer is influenced. Therefore, improving the heat dissipation capability of the transformer is an important link for improving the normal operation of the power system. The problem of rapid heat dissipation of the transformer is a key problem to be solved urgently.

The utility model provides a present cold and hot exchange' S combination transformer, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the guard box, bracing piece and the bottom surface fixed connection of combination transformer main part are passed through at the middle part of guard box inner chamber bottom surface, the left surface and the right flank of combination transformer main part fixedly connected with refrigeration board and heating panel respectively, and refrigeration board and heating panel are hollow structure, the inside of refrigeration board is provided with the S-shaped pipe, the inside of heating panel is provided with the fin, its radiating effect is not good, influence the normal operating of transformer easily because the high temperature, reduce the life of transformer.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a transformer structure with high heat dissipation performance, its project organization is reasonable, and the overall arrangement is tight, distributes a large amount of cooling tubes around the transformer box body, and the oil tank can be installed in the diagonal department of transformer box, between the cooling tube promptly, and the radiating effect is better.

The technical scheme of the utility model is realized like this:

a transformer structure with high heat dissipation performance is characterized by comprising a bottom support, wherein a shell is mounted on the bottom support, an oil storage tank, a high-voltage sleeve and a low-voltage sleeve are arranged above the shell, a heat dissipation assembly is arranged on the periphery of the shell, the heat dissipation assembly and the shell are connected through an air duct, the heat dissipation assembly comprises a first air guide channel, a heat dissipation tube and a second air guide channel, the first air guide channel and the second air guide channel are connected through the heat dissipation tube, a first air guide plate and a second air guide plate are respectively arranged on the first air guide channel and the second air guide channel, a plurality of elliptical through holes are uniformly arrayed on the first air guide plate and the second air guide plate, the cross section of the heat dissipation tube is matched with the elliptical through holes, a first air guide pipe and a second air guide pipe are respectively arranged on the first air guide channel and the second air guide channel, and a third air guide pipe and a fourth air guide pipe are arranged on the, the first air guide pipe and the second air guide pipe are respectively connected with the third air guide pipe and the fourth air guide pipe through flanges.

The utility model discloses an among this kind of high heat dissipating's transformer structure, first wind-guiding passageway and second wind-guiding passageway are triangular prism.

The utility model discloses an among this kind of high heat dissipating's transformer structure, the diagonal angle department of casing is equipped with the right angle installation piece.

The utility model discloses an among this kind of high heat dissipating's transformer structure, radiator unit is 6.

Implement the utility model discloses a transformer structure of this kind of high heat dissipating ability has following beneficial effect:

(1) The external space of the transformer shell is fully utilized, the plurality of groups of radiating assemblies are reasonably arranged, hot air in each region in the shell can quickly enter each radiating assembly to circularly flow, and the radiating area is greatly increased.

(2) The radiating pipes are arranged in an oval shape, so that the conventional design of round radiating pipes in the field is changed, more radiating pipes are arrayed on the same unit area, and the radiating effect is improved.

(3) The oil tank can be installed at two opposite angles departments of casing through right angle installation piece, and is located between two liang of radiator unit, reduces the temperature of oil tank fast, further improves the radiating effect.

Drawings

Fig. 1 is a schematic structural diagram of a transformer structure with high heat dissipation performance according to the present invention;

FIG. 2 is another schematic view of FIG. 1;

FIG. 3 is a schematic view of the heat dissipation assembly of FIG. 1;

Fig. 4 is a schematic view of the first wind guiding channel in fig. 3, mainly showing an elliptical cross section.

Detailed Description

the technical solution in 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.

Fig. 1 to fig. 4 show the transformer structure with high heat dissipation performance of the present invention, which includes a bottom bracket 10, a casing 11 is installed on the bottom bracket 10, the top of the casing 11 is equipped with an oil storage tank 12, a high-voltage bushing 13 and a low-voltage bushing 14, a heat dissipation assembly 15 is installed around the casing 11, the heat dissipation assembly 15 and the casing 11 are connected through an air duct, the heat dissipation assembly 15 includes a first air guiding channel 151, a heat dissipation pipe 152 and a second air guiding channel 153, the first air guiding channel 151 and the second air guiding channel 153 are connected through a heat dissipation pipe 152, a first air guiding plate 154 and a second air guiding plate 155 are respectively installed on the first air guiding channel 151 and the second air guiding channel 153, a plurality of oval through holes 156 are evenly arrayed on the first air guiding plate 154 and the second air guiding plate 155, and the cross section of the heat dissipation pipe 152 matches with the oval through holes. The heat pipe 152 is formed in an oval shape, which changes the conventional circular heat pipe design in the art, and more heat pipes are arrayed in the same unit area, thereby improving the heat dissipation effect.

The first air guide channel 151 and the second air guide channel 153 are respectively provided with a first air guide pipe 161 and a second air guide pipe 162, the shell 11 is provided with a third air guide pipe 163 and a fourth air guide pipe 164, and the first air guide pipe 161 and the second air guide pipe 162 are respectively connected with the third air guide pipe 163 and the fourth air guide pipe 164 through flanges. The heat dissipation assembly 15 and the shell 11 are easy to mount and dismount, and maintenance of the transformer is facilitated.

The first and second air guide passages 151 and 153 are triangular prisms. When hot air in the housing 11 passes through the first air guide channel 151 and the second air guide channel 153, the inclined edge of the triangular prism body has a guiding effect, and the hot air is guided to rapidly enter the radiating pipe 152 through the first air guide channel 151 and the second air guide channel 153, so that the circulating speed of the air flow is increased, and the radiating effect is improved.

A right-angle mounting piece 111 is provided at a diagonal of the housing 11. The oil tank (not shown in the figure) can be installed at two opposite angles departments of casing through right angle installation piece 111, and is located radiator unit 15 between two liang, and reasonable layout utilizes all radiator unit 15's advantage to cool down the temperature of oil tank, reduces the temperature of oil tank fast, further improves the radiating effect. The preferred, the oil tank can set up to the cuboid, and like this and between the radiator unit area be bigger, the contact is inseparabler, and the radiating effect is better.

The number of the heat dissipation assemblies is 6, the surrounding space of the shell 11 is fully utilized, 6 heat dissipation assemblies 15 are distributed, each heat dissipation assembly 15 comprises a plurality of oval heat dissipation pipes 152, hot air circularly flows among the heat dissipation assemblies 15, the hot air in each area in the shell 11 can be quickly dissipated, and the heat dissipation efficiency is high.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. A transformer structure with high heat dissipation performance is characterized by comprising a bottom support, wherein a shell is mounted on the bottom support, an oil storage tank, a high-voltage sleeve and a low-voltage sleeve are arranged above the shell, a heat dissipation assembly is arranged on the periphery of the shell, the heat dissipation assembly and the shell are connected through an air duct, the heat dissipation assembly comprises a first air guide channel, a heat dissipation tube and a second air guide channel, the first air guide channel and the second air guide channel are connected through the heat dissipation tube, a first air guide plate and a second air guide plate are respectively arranged on the first air guide channel and the second air guide channel, a plurality of elliptical through holes are uniformly arrayed on the first air guide plate and the second air guide plate, the cross section of the heat dissipation tube is matched with the elliptical through holes, a first air guide pipe and a second air guide pipe are respectively arranged on the first air guide channel and the second air guide channel, and a third air guide pipe and a fourth air guide pipe are arranged on the, the first air guide pipe and the second air guide pipe are respectively connected with the third air guide pipe and the fourth air guide pipe through flanges.

2. The transformer structure of claim 1, wherein the first and second air guiding channels are triangular prisms.

3. The transformer structure of claim 1, wherein right angle mounting tabs are provided at opposite corners of the housing.

4. The transformer structure of claim 1, wherein the number of heat dissipation assemblies is 6.