CN217035350U

CN217035350U - Oil-immersed transformer heat transfer device

Info

Publication number: CN217035350U
Application number: CN202220819107.9U
Authority: CN
Inventors: 张军; 穆延明; 李娟�
Original assignee: Shandong Ruibang Electric Co ltd
Current assignee: Shandong Ruibang Electric Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-22
Anticipated expiration: 2032-04-11

Abstract

The utility model relates to the technical field of transformer heat dissipation equipment, in particular to a heat exchange device of an oil-immersed transformer, which comprises: the transformer comprises a transformer body, wherein an oil pump is arranged at the top of the transformer body, a first oil pipe is arranged on the oil pump, a condenser is arranged on the transformer body, a condensate exchange pipe is arranged at the bottom of the condenser, a condensing rod is arranged at the bottom of the condensate exchange pipe, a condensing pipe is arranged on a heat exchange piece, an insulating oil gathering pipe is arranged at the bottom of the heat exchange piece, a second oil pipe is arranged on the insulating oil gathering pipe, an insulating oil dispersing pipe is arranged on the heat exchange piece, and a limiting rod is arranged on the heat exchange piece; the beneficial effects are that: the fin outward appearance is the fin and the winding has the condenser pipe, and the heat exchanger fin cover is established in the outside of condenser rod, has increased the heat radiating area of heat exchanger fin, promotes the efficiency of heat exchanger fin, and the heat exchanger fin is provided with two gag lever posts, is provided with dry box between two gag lever posts, and dry box can reduce the moisture, prevents that the vapor condensation from forming water and corroding the device.

Description

Oil-immersed transformer heat transfer device

Technical Field

The utility model relates to the field of transformer heat dissipation equipment, in particular to a heat exchange device of an oil-immersed transformer.

Background

The technology of oil-immersed transformers is mature day by day, the oil-immersed transformers can conduct heat quickly through insulating oil to transfer the heat out of the transformers, the transformers need to work continuously, the insulating oil also needs to exchange heat continuously to dissipate the heat, and therefore the transformers can work at normal temperature;

in the prior art, the moisture removing device of the oil-immersed transformer heat exchange device has the advantages that water vapor is condensed into water to corrode the device, the heat dissipation area of the heat exchange device is small, the cooling effect on oil is not obvious, and the heat exchange efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the moisture removing device of the oil-immersed transformer heat exchange device in the background technology, water vapor is condensed into water to corrode the device, the heat exchange device is small in heat dissipation area, the cooling effect on oil is not obvious, and the heat exchange efficiency is low.

In order to achieve the purpose, the utility model provides the following technical scheme: an oil-immersed transformer heat exchange device comprises: the transformer comprises a transformer body, wherein an oil pump is arranged at the top of the transformer body, a first oil pipe is arranged on the oil pump, a condenser is arranged on the transformer body, a condensate exchange pipe is arranged at the bottom of the condenser, and a condensing rod is arranged at the bottom of the condensate exchange pipe;

the heat exchanger fin is provided with the condenser pipe on, the heat exchanger fin bottom is provided with insulating oil and assembles the pipe, and insulating oil assembles and is provided with second oil pipe on the pipe, and the heat exchanger fin is provided with insulating oil and disperses the pipe, is provided with the gag lever post on the heat exchanger fin.

Preferably, the cooling device comprises a plurality of cooling rods, wherein the cooling rods are of a tubular structure, penetrate through the bottom of the cooling exchange tube and are fixed at the bottom of the cooling exchange tube, and the cooling rods are distributed at the bottom of the cooling exchange tube in parallel.

Preferably, the heat exchange plates are of a square tubular structure, the outer surfaces of the heat exchange plates are in a fin shape, the heat exchange plates are sleeved on the outer side of the condensing rod, the plurality of heat exchange plates are arranged, and the plurality of heat exchange plates are distributed at the bottom of the condensing exchange tube in parallel.

Preferably, the gag lever post is the structure of "Contraband" font of invering, is provided with draw-in groove and snib on the gag lever post, and the gag lever post is provided with two, is provided with dry box between two gag lever posts.

Preferably, the drying box is provided with a drying agent and a sponge.

Preferably, the insulating oil diverging pipe penetrates through and is connected with the heat exchange plate, and the insulating oil diverging pipe is connected with the first oil pipe.

Preferably, the condenser pipe is of a tubular structure, the condenser pipe is wound on the outer surface of the heat exchange plate, and the condenser pipe is connected with the condensate exchange pipe.

Preferably, the condenser is provided with two condensate pipes, and the two condensate pipes are connected with the condensate exchange pipe.

Compared with the prior art, the utility model has the beneficial effects that: the fin outward appearance is the fin and the winding has the condenser pipe, and the heat exchanger fin cover is established in the outside of condenser rod, has increased the heat radiating area of heat exchanger fin, promotes the efficiency of heat exchanger fin, and the heat exchanger fin is provided with two gag lever posts, is provided with dry box between two gag lever posts, and dry box can reduce the moisture, prevents that the vapor condensation from forming water and corroding the device.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic structural view of a heat exchange plate assembly.

In the figure: insulating oil diverging pipe 1, transformer body 2, oil pump 3, first oil pipe 301, insulating oil converging pipe 4, second oil pipe 401, condenser 5, condenser rod 501, condensate exchanging pipe 502, condensate pipe 503, heat exchanger fin 6, condenser pipe 7, gag lever post 8, draw-in groove 801, stuck bolt 802, dry box 9, sponge 901.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an oil-immersed transformer heat exchange device comprises: the transformer comprises a transformer body 2, wherein an oil pump 3 is arranged at the top of the transformer body 2, a first oil pipe 301 is arranged on the oil pump 3, a condenser 5 is arranged on the transformer body 2, a condensate pipe 503 is arranged on the condenser 5, two condensate pipes 503 are arranged, the condensate pipe 503 is connected with a condensate exchanging pipe 502, the bottom of the condenser 5 is provided with the condensate exchanging pipe 502, the bottom of the condensate exchanging pipe 502 is provided with a plurality of condensation rods 501, the condensation rods 501 are of a tubular structure, the condensation rods 501 penetrate through and are fixed to the bottom of the condensate exchanging pipe 502, and the condensation rods 501 are distributed at the bottom of the condensate exchanging pipe 502 in parallel;

the heat exchange fins 6 are of a square tubular structure, the outer surfaces of the heat exchange fins 6 are in a fin shape, the heat exchange fins 6 are sleeved on the outer side of the condensing rod 501, the heat exchange fins 6 are provided with a plurality of heat exchange fins 6 which are distributed at the bottom of the condensate exchange tube 502 in parallel, the heat exchange fins 6 are provided with condensing tubes 7, the condensing tubes 7 are in a tubular structure, the condensing tubes 7 are wound on the outer surfaces of the heat exchange fins 6, the condensing tubes 7 are connected with the condensate exchange tube 502, the bottom of the heat exchange fins 6 is provided with insulating oil gathering tubes 4, the insulating oil gathering tubes 4 are provided with second oil tubes 401, the heat exchange fins 6 are provided with insulating oil diverging tubes 1, the insulating oil diverging tubes 1 penetrate through and are connected with the heat exchange fins 6, the insulating oil diverging tubes 1 are connected with first oil tubes 301, the heat exchange fins 6 are provided with limiting rods 8, the limiting rods 8 are in an inverted Contraband-shaped structure, the limiting rods 8 are provided with clamping grooves 801 and clamping bolts 802, the limiting rods 8 are arranged in two numbers, a drying box 9 is arranged between the two limiting rods 8, and drying agents and sponge 901 are arranged on the drying box 9.

The working principle is as follows: during the in-service use, the insulating oil of transformer body 2 is taken out and is carried in insulating oil divergent tube 1 through first oil pipe 301 to oil pump 3, insulating oil carries in a plurality of heat exchanger fins 6 through insulating oil divergent tube 1, the condensate that condenser 5 produced is carried in condensate bar 501 and condenser pipe 7, condensate bar 501 and condenser pipe 7 carry out the heat transfer heat dissipation to the insulating oil in heat exchanger fins 6, insulating oil after the heat transfer flows into insulating oil and assembles pipe 4, insulating oil flows back to transformer body 2 through second oil pipe 401, heat exchanger fins 6 are provided with two gag lever posts 8, be provided with drying box 9 between two gag lever posts 8, it can reduce moisture to be provided with sponge 901 and drier in the drying box 9, prevent that vapor condensation from forming water and corroding the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil-immersed transformer heat transfer device which characterized in that: the oil-immersed transformer heat exchange device comprises: the transformer comprises a transformer body (2), wherein an oil pump (3) is arranged at the top of the transformer body (2), a first oil pipe (301) is arranged on the oil pump (3), a condenser (5) is arranged on the transformer body (2), a condensate exchange pipe (502) is arranged at the bottom of the condenser (5), and a condensation bar (501) is arranged at the bottom of the condensate exchange pipe (502);

the heat exchanger fin (6) is provided with a condensing tube (7) on the heat exchanger fin (6), the bottom of the heat exchanger fin (6) is provided with an insulating oil gathering tube (4), a second oil tube (401) is arranged on the insulating oil gathering tube (4), the heat exchanger fin (6) is provided with an insulating oil diverging tube (1), and a limiting rod (8) is arranged on the heat exchanger fin (6).

2. The oil-immersed transformer heat exchange device of claim 1, wherein: the condensing rod (501) is of a tubular structure, the condensing rod (501) penetrates through and is fixed to the bottom of the condensate exchanging pipe (502), the condensing rod (501) is provided with a plurality of condensing rods, and the plurality of condensing rods (501) are distributed on the bottom of the condensate exchanging pipe (502) in parallel.

3. The oil-filled transformer heat exchange device according to claim 1, wherein: the heat exchange fins (6) are of a square tubular structure, the outer surfaces of the heat exchange fins (6) are fins, the heat exchange fins (6) are sleeved on the outer side of the condensing rod (501), the heat exchange fins (6) are arranged in a plurality, and the heat exchange fins (6) are distributed at the bottom of the condensing exchange tube (502) in parallel.

4. The oil-immersed transformer heat exchange device of claim 1, wherein: the limiting rod (8) is of an inverted Contraband-shaped structure, the limiting rod (8) is provided with two clamping grooves (801) and two clamping bolts (802), and a drying box (9) is arranged between the two limiting rods (8).

5. The oil-filled transformer heat exchange device according to claim 4, wherein: the drying box (9) is provided with a drying agent and a sponge (901).

6. The oil-filled transformer heat exchange device according to claim 1, wherein: insulating oil is diverged pipe (1) and is run through and connect heat exchanger fin (6), and insulating oil is diverged pipe (1) and is connected with first oil pipe (301).

7. The oil-filled transformer heat exchange device according to claim 1, wherein: the condenser pipe (7) is of a tubular structure, the condenser pipe (7) is wound on the outer surface of the heat exchange fin (6), and the condenser pipe (7) is connected with the condensate exchange pipe (502).

8. The oil-filled transformer heat exchange device according to claim 1, wherein: and two condensation liquid pipes (503) are arranged on the condenser (5), and the condensation liquid pipes (503) are connected with the condensation liquid exchange pipe (502).