CN209232553U - Power transformer - Google Patents

Abstract

The utility model relates to transformer technology fields, and disclose a kind of power transformer, including transformer body and fast cooling mechanism, fast cooling mechanism includes cooling water tank, support rod, main hydraulic pipe, solenoid valve, separating tube one and separating tube two, it is fixedly connected at the top of transformer body with support rod bottom, support bar top is fixedly connected with cooling water tank bottom, is connected to setting at the top of cooling water tank bottom and main hydraulic pipe.The utility model passes through setting fast cooling mechanism, utilize the cooling water inside cooling water tank, it is flowed to inside separating tube two by main hydraulic pipe, separating tube one, fin surface heat has been taken away using cooling water, achieve the purpose that accelerate distributing for fin surface heat, it solves existing to radiate by fan to cooling fin, radiating rate is too slow, it is difficult to the problem of meeting people's demand.

Description

Power transformer

Technical field

The utility model relates to transformer technology field, specially a kind of oil-immersed power transformer.

Background technique

Oil-immersed power transformer is the novel high-performance transformer of a kind of more reasonable structure, more excellent performance, three-dimensional Volume iron core, without air-gap in magnetic circuit, winds closer, three magnetic since three of them stem is that the three-dimensional of equilateral triangle arranges Road length is consistent, and all most short, and the cross-sectional area of core mandrel is closer to circle, therefore performance further increases, loss drop Low, noise reduces, three Xiang Pingheng, reduces third-harmonic component, which is more suitable for town and country, industrial and mining enterprises' electric network reconstruction, more Suitable for combined transformer and preassembled transformer station transformation.

Existing oil-immersed transformer generallys use three kinds of oil-immersed self-cooled, oil-immersed forced-air cool and forced oil-circulation cooling sides Formula, outside setting cooling fin, is given fan backing pectinid, is cooled down with this, but this type of cooling cooling rate is too slow, it is difficult to meet The demand of people.

Utility model content

The purpose of this utility model is to provide a kind of power transformer, reaches and accelerated fin surface heat The purpose distributed.

To achieve the above object, the utility model provides the following technical solutions: a kind of power transformer, including transformer sheet Body and fast cooling mechanism, the fast cooling mechanism include cooling water tank, support rod, main hydraulic pipe, solenoid valve, one and of separating tube Separating tube two, the transformer body top are fixedly connected with support rod bottom, the support bar top and cooling water tank bottom It is fixedly connected, cooling water is housed inside the cooling water tank, the cooling water is made of alcohol and pure water, the cooling water tank It is connected to setting at the top of bottom and main hydraulic pipe, the solenoid valve is mounted on inside main hydraulic pipe, the side openings of the main hydraulic pipe bottom end Setting is connected to one one end of separating tube, one other end of separating tube is connected to setting, the separating tube two with two side of separating tube Bottom offers perforation, and the transformer body side wall is connected with link block, side of the link block far from transformer body It is connected with cooling fin, is extended to inside separating tube two at the top of the cooling fin by perforation, and at two top of perforation inner wall and separating tube Annular gap is formed between outer wall, the transformer body bottom is fixedly connected with chassis.

Be equipped with annular accumulator tank below the transformer body and collect water tank, the annular accumulator tank notch upward, institute It states annular accumulator tank to be located at below cooling fin, the collection water tank is located at below annular accumulator tank, the annular recycling trench bottom Be connected to setting at the top of communicating pipe, the connection bottom of the tube is connected to setting with collection water tank, the collection water tank sidewall bottom and The connection setting of outlet tube one end, the cooling water tank side wall is connected with support plate, is equipped with water pump at the top of the support plate, described Unit fixed on water pump suction is connected to setting far from the one end for collecting water tank with outlet tube, and the exit of pump is connected to setting with inlet tube one end, The inlet tube other end extends to inside cooling water tank at the top of cooling water tank.

Preferably, the transparent liquid level tube is connected with along the vertical direction in the outside for collecting water tank, the collection water tank Sidewall bottom is connected to transparent liquid level tube bottom end, and the transparent liquid level tube top portion and collection tank top are located at same horizontal line.

Preferably, the quantity of the separating tube one is four, and four separating tubes one are distributed in four side of main hydraulic pipe outer wall.

Preferably, the main hydraulic pipe bottom closing setting.

The utility model provides a kind of power transformer.Have it is following the utility model has the advantages that

(1), the utility model passes through main liquid using the cooling water inside cooling water tank by setting fast cooling mechanism Pipe, separating tube one flow to inside separating tube two, flow through fin surface by annular gap, have taken away cooling fin using cooling water Surface heat has achieved the purpose that accelerate distributing for fin surface heat solve existing by fan to cooling fin Heat dissipation, radiating rate are too slow, it is difficult to the problem of meeting people's demand.

(2), the utility model is by being arranged annular accumulator tank, outlet tube, communicating pipe, inlet tube and water pump, annular recycling Slot can recycle the cooling water flowed through from fin surface, be collected into and collect inside water tank, then be absorbed into cooling water by water pump Inside case, achieve the purpose that save cooling water resources.

(3), the utility model is saturating outside water tank by collecting using law of connected vessels by the way that transparent liquid level tube is arranged Bright liquid level tube can allow staff to be readily seen the water level collected inside water tank.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the top view after the utility model main hydraulic pipe, separating tube one and separating tube two connect；

Fig. 3 is the utility model annular accumulator tank top view；

Fig. 4 is two cross-sectional view of the utility model separating tube.

In figure: 1 transformer body, 2 fast cooling mechanisms, 201 cooling water tanks, 202 support rods, 203 main hydraulic pipes, 204 electricity Magnet valve, 205 separating tubes one, 206 perforation of separating tube two, 3,4 inlet tubes, 5 link blocks, 6 cooling fins, 7 chassis, 8 transparent liquid level tubes, Water tank, 11 annular accumulator tanks, 12 outlet tubes, 13 support plates, 14 water pumps are collected in 9 communicating pipes, 10.

Specific embodiment

As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of power transformer, including transformer body 1 With fast cooling mechanism 2, fast cooling mechanism 2 includes cooling water tank 201, support rod 202, main hydraulic pipe 203, solenoid valve 204, divides Liquid pipe 1 and separating tube 2 206, the top of transformer body 1 are fixedly connected with 202 bottom of support rod, 202 top of support rod and 201 bottom of cooling water tank is fixedly connected, and cooling water is housed inside cooling water tank 201, and the cooling water can be by alcohol and pure Water composition, alcohol and pure water ratio are 1:9, and setting alcohol accelerates cooling water evaporation speed, 201 bottom of cooling water tank and master Setting is connected at the top of liquid pipe 203, solenoid valve 204 is mounted on inside main hydraulic pipe 203, and solenoid valve 204 is the control for control switch Valve processed, the closing setting of 203 bottom of main hydraulic pipe, the side openings of 203 bottom end of main hydraulic pipe are connected to setting with one 205 one end of separating tube, The quantity of separating tube 1 is four, and four separating tubes 1 are distributed in 203 outer wall of main hydraulic pipe, four side, and separating tube 1 is another One end is connected to setting with 2 206 side of separating tube, and 2 206 bottom of separating tube offers perforation 3, and 1 side wall of transformer body is fixed Be connected with link block 5, link block 5 is fixedly connected with cooling fin 6 far from the side of transformer body 1,6 top of cooling fin by Perforation 3 extends to inside separating tube 2 206, and forms annular gap between perforation inner wall and 2 206 top exterior walls of separating tube, becomes 1 bottom of depressor ontology is fixedly connected with chassis 7, by the way that fast cooling mechanism 2 is arranged, utilizes the cooling inside cooling water tank 201 Water is flowed to inside separating tube 2 206 by main hydraulic pipe 203, separating tube 1, is flowed through by annular gap in 6 table of cooling fin Face has taken away 6 surface heat of cooling fin using cooling water, has reached and accelerated distributing for 6 surface heat of cooling fin, transformer sheet It is equipped with annular accumulator tank 11 below body 1 and collects water tank 10, upward, annular accumulator tank 11 is located at heat dissipation to annular 11 notch of accumulator tank The lower section of piece 6 collects water tank 10 and is located at annular 11 lower section of accumulator tank, annular 11 bottom of accumulator tank and is connected to setting at the top of communicating pipe 9, Communicating pipe, 9 bottom was connected to setting with collection water tank 10, and annular accumulator tank 11 and the material of communicating pipe 9 are rigid plastics composition, It collects 10 sidewall bottom of water tank and is connected to setting with 12 one end of outlet tube, 201 side wall of cooling water tank is fixedly connected with support plate 13, branch Water pump 14 is fixedly installed at the top of fagging 13,14 import of water pump is connected to setting far from the one end for collecting water tank 10 with outlet tube 12, The outlet of water pump 14 is connected to setting with 4 one end of inlet tube, and 4 other end of inlet tube extends to cooling water at the top of cooling water tank 201 Inside case 201, by the way that annular accumulator tank 11, outlet tube 12, communicating pipe 9, inlet tube 4 and water pump 14, annular accumulator tank 11 is arranged The cooling water flowed through from 6 surface of cooling fin can be recycled, is collected into and collects inside water tank 10, then cooling is absorbed by water pump 14 Inside water tank 201, achieve the purpose that save cooling water resources, the transparent liquid level tube 8 is connected with along the vertical direction in the receipts The outside of header tank 10 is collected 10 sidewall bottom of water tank and is connected to transparent 8 bottom end of liquid level tube, transparent 8 top of liquid level tube and collection It is located at same horizontal line at the top of water tank 10, by the way that transparent liquid level tube 8 is arranged, using law of connected vessels, transparent liquid level tube can be allowed Staff is readily seen the water level collected inside water tank.

In practical operation, water level sensor can be installed in the collection water tank 10, and temperature is set at cooling fin Sensor, temperature sensor, water pump, solenoid valve and water level sensor are all connected with controller, when temperature sensor detects temperature Controller control control solenoid valve is opened when higher, and cooling water is flowed into separating tube 2 206 by main hydraulic pipe 203, separating tube 1 Portion, then flowed through by annular gap and cooled down on 6 surface of cooling fin to cooling fin, after temperature decline electricity can be controlled by controller Magnet valve, which is closed, to be stopped sending water, in addition, controller controls water pump when water level sensor detects that the water level in collection water tank is higher Operation flows back into the water collected in water tank in cooling water tank.

When in use, solenoid valve 204 is opened, the cooling water inside cooling water tank 201 passes sequentially through under gravity Main hydraulic pipe 203, separating tube 1 flow into inside separating tube 2 206, then are flowed through by annular gap in 6 surface of cooling fin, heat dissipation Cooling water evaporation, cooling water evaporation when the temperature is excessively high, can have been taken away amount of heat, reach and accelerated 6 surface of cooling fin by piece The purpose of heat distributed flows through inside the cooling water drip to annular accumulator tank 11 to get off, then by communicating pipe 9 flowing into collection Inside water tank 10, then is started by water pump 14 and the cooling water for collecting 10 internal recovering of water tank is sent into again in cooling water tank 201 Portion has achieved the purpose that save cooling water resources.

It can to sum up obtain, the utility model is by setting fast cooling mechanism 2, using the cooling water inside cooling water tank 201, It is flowed to inside separating tube 2 206 by main hydraulic pipe 203, separating tube 1, is flowed through by annular gap in 6 surface of cooling fin, benefit 6 surface heat of cooling fin has been taken away with cooling water, has achieved the purpose that accelerate distributing for 6 surface heat of cooling fin, solve Existing is radiated by fan to cooling fin 6, and radiating rate is too slow, it is difficult to which the problem of meeting people's demand passes through setting annular Accumulator tank 11, outlet tube 12, communicating pipe 9, inlet tube 4 and water pump 14, annular accumulator tank 11 can be recycled to flow from 6 surface of cooling fin The cooling water of warp is collected into and collects inside water tank 10, then is absorbed into inside cooling water tank 201 by water pump 14, has reached saving The purpose of cooling water resources.

Claims (5)

1. a kind of power transformer, including transformer body (1) and fast cooling mechanism (2), it is characterised in that: the fast prompt drop Warm mechanism (2) includes cooling water tank (201), support rod (202), main hydraulic pipe (203), solenoid valve (204), separating tube one (205) With separating tube two (206), transformer body (1) top is fixedly connected with support rod (202) bottom, the support rod (202) top is fixedly connected with cooling water tank (201) bottom, and cooling water, the cooling are housed inside the cooling water tank (201) Setting is connected at the top of water tank (201) bottom and main hydraulic pipe (203), the solenoid valve (204) is mounted on main hydraulic pipe (203) inside, The separating tube one (205) is obliquely installed, and main hydraulic pipe (203) bottom end and the higher-height one end of separating tube one (205) are solid Surely it is connected to and in communication with, described a lower height of one end of separating tube one (205) is fixedly connected and is connected to separating tube two (206), institute It states separating tube two (206) bottom to offer perforation (3), transformer body (1) side wall is connected with link block (5), the company Block (5) are connect to be connected with cooling fin (6) far from the side of transformer body (1), at the top of the cooling fin (6) by perforate (3) extend to Separating tube two (206) is internal, and forms annular gap, the change between perforation inner wall and separating tube two (206) top exterior walls Depressor ontology (1) bottom is fixedly connected with chassis (7).

2. power transformer according to claim 1, it is characterised in that: be equipped with annular below the transformer body (1) Accumulator tank (11) and collection water tank (10), upward, the annular accumulator tank (11) is located to be dissipated described annular accumulator tank (11) notch Below backing (6), the collection water tank (10) is located at below annular accumulator tank (11), annular accumulator tank (11) bottom and company Connection setting at the top of siphunculus (9), communicating pipe (9) bottom are connected to setting, the collection water tank (10) with water tank (10) are collected Sidewall bottom is connected to setting with outlet tube (12) one end, and cooling water tank (201) side wall is connected with support plate (13), the branch It is equipped with water pump (14) at the top of fagging (13), water pump (14) import and outlet tube (12) are far from the one end for collecting water tank (10) Connection setting, water pump (14) outlet are connected to setting with inlet tube (4) one end, and inlet tube (4) other end is through cooling It is internal that cooling water tank (201) is extended at the top of water tank (201).

3. power transformer according to claim 2, it is characterised in that: transparent liquid level tube (8) be connected with along the vertical direction in The outside for collecting water tank (10), collection water tank (10) sidewall bottom is connected to transparent liquid level tube (8) bottom end, described It is located at same horizontal line with collection water tank (10) top at the top of bright liquid level tube (8).

4. power transformer according to claim 1, it is characterised in that: the quantity of the separating tube one (205) is four, Four separating tubes one (205) are distributed in four side of main hydraulic pipe (203) outer wall.

5. power transformer according to claim 1, it is characterised in that: main hydraulic pipe (203) the bottom closing setting.