CN209912677U

CN209912677U - Oil-immersed transformer structure convenient to heat dissipation

Info

Publication number: CN209912677U
Application number: CN201921180195.7U
Authority: CN
Inventors: 何建林; 郭伟; 施宏强
Original assignee: NANCHANG TRANSFORMER Co Ltd
Current assignee: NANCHANG TRANSFORMER Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-01-07
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses an oil-immersed transformer structure convenient to heat dissipation, it includes a bottom plate, installs the casing on the bottom plate, and the casing is equipped with batch oil tank, high-voltage binding post, low pressure binding post and radiator outward, is equipped with first oil pipe on the batch oil tank, and one side that first oil pipe goes out is equipped with the second and goes out oil pipe, and the sleeve pipe is installed in high-voltage binding post and low pressure binding post's the outside, and the second goes out oil pipe and is equipped with the side branch oil pipe on the oil pipe, side branch oil pipe and bushing. The oil storage tank and the moisture absorber are connected through a first oil inlet pipe and a third oil outlet pipe, the radiator is installed on two sides of the shell through a triangular plate, the radiator is connected with the shell through a second oil inlet pipe and a fourth oil outlet pipe, and a throttle valve is arranged on the second oil inlet pipe. The oil pipe of the oil storage tank enters the shell from a plurality of directions, and the transformer is subjected to all-dimensional heat dissipation. In addition, can reach the radiating effect of control to the interior oil of transformer through control choke valve, conveniently control the temperature in the transformer for the temperature of transformer is more stable.

Description

Oil-immersed transformer structure convenient to heat dissipation

Technical Field

The utility model belongs to the technical field of the transformer, especially, relate to an oil-immersed transformer structure convenient to heat dissipation.

Background

Transformers are essential power devices in the power industry. An oil-immersed transformer is a relatively wide variety of transformers used in various types of transformers. The conventional oil-immersed transformer is provided with a finned radiator to ensure the normal operation of the transformer.

However, the existing oil immersed transformer has the disadvantages of simple heat dissipation design, poor heat dissipation performance of the finned radiator, low speed, incapability of carrying out all-dimensional heat dissipation, poor heat dissipation effect, reduction of service life, troublesome disassembly and assembly, inconvenient movement and time and labor consumption in later maintenance.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that above-mentioned prior art exists, the utility model provides an oil-immersed transformer structure convenient to heat dissipation, it can all-roundly dispel the heat to the transformer, and the radiating effect is good, and radiator expansibility is good, and increase and decrease radiator simple to operate according to actual conditions, in addition, can control the radiating rate of transformer for the temperature in the transformer is more stable.

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

the utility model provides an oil-immersed transformer structure convenient to heat dissipation, its characterized in that includes a bottom plate, install the casing on the bottom plate, the casing is equipped with batch oil tank, high-voltage binding post, low pressure binding post, radiator and desiccator outward, be equipped with first oil pipe on the batch oil tank, one side that first oil pipe goes out is equipped with the second and goes out oil pipe, the sleeve pipe is installed in high pressure binding post and low pressure binding post's the outside, it divides oil pipe to be equipped with the side on the second goes out oil pipe, the side divide oil pipe with bushing, batch oil tank and desiccator go out oil union coupling through first oil pipe and third, the radiator passes through the set-square and installs the both sides of casing, this radiator advance oil pipe and fourth oil pipe through the second and go out oil pipe with the casing is connected, the second advances to be equipped.

The utility model discloses an among this kind of oil-immersed transformer structure convenient to heat dissipation, be equipped with the third on the batch oil tank and advance oil pipe, the third advances oil pipe and is connected to an oiler, the oiler is connected to the tank filler.

The utility model discloses an among this kind of oil-immersed transformer structure convenient to heat dissipation, fixed mounting has the horizontal pole on the set-square, the slide bar is installed to the both sides of radiator, be equipped with the through-hole on the slide bar, the slide bar passes through fastening bolt and installs on the horizontal pole.

The utility model discloses an among this kind of oil-immersed transformer structure convenient to heat dissipation, the radiator is equipped with the exhaust fan outward.

The utility model discloses an among this kind of oil-immersed transformer structure convenient to heat dissipation, the bottom plate has the gyro wheel.

The utility model discloses an among this kind of oil-immersed transformer structure convenient to heat dissipation, the radiator is 3.

Implement the utility model discloses a this kind of oil-immersed transformer structure convenient to heat dissipation has following beneficial effect:

(1) an oil pipe of the oil storage tank enters the shell from a plurality of directions to carry out omnibearing heat dissipation on the transformer;

(2) the oil pipe is directly radiated by the radiator, the radiating efficiency is high, the exhaust fan accelerates the discharge of hot air in the radiator, and the radiating effect is improved;

(3) the heat dissipation effect on the oil in the transformer can be controlled by controlling the throttle valve, the temperature in the transformer can be conveniently controlled, and the temperature of the transformer is more stable;

(4) the rollers are arranged below the bottom plate, so that the transformer is convenient to move, and the transformer is suitable for various operating environments;

(5) the radiator passes through fastening bolt and installs on the horizontal pole, and convenient dismantlement installation, later stage easy maintenance.

Drawings

Fig. 1 is a schematic structural diagram of the oil-immersed transformer structure convenient for heat dissipation according to the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a right side view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a rear view of FIG. 1;

fig. 6 is a perspective view of fig. 1.

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.

As shown in fig. 1 to 6 the utility model discloses an oil-immersed transformer structure convenient to heat dissipation, it includes a bottom plate 10, install casing 11 on the bottom plate 10, casing 11 is equipped with batch oil tank 12 outward, high voltage connection terminal 13, low voltage connection terminal 14, radiator 15 and desiccator 16, be equipped with first oil pipe 121 on the batch oil tank 12, one side that first oil pipe 121 goes out is equipped with second oil pipe 122, sleeve pipe 17 is installed in high voltage connection terminal 13 and low voltage connection terminal 14's the outside, be equipped with side branch oil pipe 123 on the second oil pipe 122, side branch oil pipe 123 is connected with sleeve pipe 17. The oil pipe of the oil storage tank 12 enters the housing from a plurality of directions to radiate the heat of the transformer in all directions.

The oil tank 12 and the dehydrating breather 16 are connected by a first oil inlet pipe 161 and a third oil outlet pipe 162, the radiator 15 is installed on both sides of the casing 11 by a triangle 18, the radiator 15 is connected with the casing 11 by a second oil inlet pipe 151 and a fourth oil outlet pipe 152, and the second oil inlet pipe 151 is provided with a throttle valve 153. Can reach the control to the radiating effect of transformer internal oil through control choke 153, conveniently control the temperature in the transformer for the temperature of transformer is more stable.

The coiled pipeline is arranged in the radiator 15, the transformer oil stays in the radiator 15 for a long time and can fully exchange heat with the air in the radiator 15, and the exhaust fan 154 is arranged outside the radiator 15. The heat dissipation efficiency is high because the heat sink 15 directly dissipates heat from the oil pipe, and the exhaust fan 154 accelerates the discharge of hot air from the heat sink 15, thereby improving the heat dissipation effect.

The oil storage tank 12 is provided with a third oil inlet pipe 124, the third oil inlet pipe 124 is connected to an oil filler 125, and the oil filler 125 is connected to an oil filler tank 126. The transformer oil can be safely and quickly added into the oil storage tank through the oil adding tank 126.

The triangular plate 18 is fixedly provided with a cross bar 181, two sides of the radiator 15 are provided with slide bars 155, the slide bars 155 are provided with through holes 156, and the slide bars 155 are arranged on the cross bar 181 through fastening bolts. The distance between the radiator 15 and the shell 11 can be adjusted, heat transfer is avoided, and meanwhile the installation and later maintenance are convenient to detach.

Preferably, rollers 101 are disposed under the bottom plate 10. The transformer is convenient to move, and the device is suitable for various operating environments.

Preferably, the number of the radiators 15 is 3, and the radiators can be selectively turned on or turned off according to the temperature condition in the transformer, so that the stability of the temperature in the transformer is ensured while the energy is saved.

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

1. The utility model provides an oil-immersed transformer structure convenient to heat dissipation, its characterized in that includes a bottom plate, install the casing on the bottom plate, the casing is equipped with batch oil tank, high-voltage binding post, low pressure binding post, radiator and desiccator outward, be equipped with first oil pipe on the batch oil tank, one side that first oil pipe goes out is equipped with the second and goes out oil pipe, the sleeve pipe is installed in high pressure binding post and low pressure binding post's the outside, it divides oil pipe to be equipped with the side on the second goes out oil pipe, the side divide oil pipe with bushing, batch oil tank and desiccator go out oil union coupling through first oil pipe and third, the radiator passes through the set-square and installs the both sides of casing, this radiator advance oil pipe and fourth oil pipe through the second and go out oil pipe with the casing is connected, the second advances to be equipped.

2. The oil filled transformer structure of claim 1, wherein a third oil inlet pipe is arranged on the oil storage tank, the third oil inlet pipe is connected to an oil filler, and the oil filler is connected to an oil filling tank.

3. The oil-filled transformer structure of claim 1, wherein a cross bar is fixedly mounted on the triangular plate, slide bars are mounted on two sides of the radiator, through holes are formed in the slide bars, and the slide bars are mounted on the cross bar through fastening bolts.

4. The oil filled transformer structure of claim 1, wherein a fan is provided outside the heat sink.

5. The oil filled transformer structure of claim 1, wherein rollers are provided under the base plate.

6. Oil filled transformer structure according to claim 1, characterized in that the number of heat sinks is 3.