CN209708786U - A kind of oil immersed type rectifier transformer with cooling body - Google Patents

Abstract

The utility model discloses a kind of oil immersed type rectifier transformer with cooling body, including pedestal and water pump, the outer top of the transformer case is fixedly installed with water tank, the water tank outer bottom has been placed equidistant with four groups of heat-dissipating pipes, the bottom of the heat-dissipating pipe is sealed set, the bottom of the heat-dissipating pipe is plugged in the transformer oil reservoir inside transformer case, solenoid valve is installed on the outlet pipe, the water tank is provided with water inlet pipe far from the side side wall upper part of solenoid valve, the water inlet pipe is connected to by leather hose with the water outlet of water pump, the water inlet of the water pump is connected to external supply equipment, the water tank is far from being fixedly installed with temperature switch and time-delay relay on the side side wall of outlet pipe, the solenoid valve, temperature switch, time-delay relay, water pump is connected with external power supply.It is radiated well by cooling body to oil immersed type rectifier transformer, and the heat that oil immersed type rectifier transformer generates is recycled.

Description

A kind of oil immersed type rectifier transformer with cooling body

Technical field

The utility model relates to oil immersed type rectifier transformer technical field, specially a kind of oil immersed type with cooling body Rectifier transformer.

Background technique

Distribution transformer is one of the important equipment in industrial and mining enterprises and civil buildings power supply-distribution system, it can be by network electricity The busbar voltage that pressure drop is used to user, at the end of the 19th century, transformer begin to use transformer oil as insulation and cooling medium, out Showing oil-immersed transformer, transformer oil is the liquid of petroleum-type, there is a possibility that burning, and environmental protection aspect has a disadvantage, but due to Transformer oil has the characteristics that function admirable and cheap, and most of power transformer still uses transformer oil as absolutely Edge and cooling medium, the natural amount of storage of transformer oil is abundant, cheap, thus is widely used.

Existing oil immersed type rectifier transformer does not have cooling body or cooling body is relatively simple, with the epoch Development, electricity consumption are gradually promoted, and the load becomes large for transformer, and the heat that transformer generates is more, oil-immersed transformer heat dissipation effect Fruit is poor, for a long time using the temperature of oil-immersed transformer itself can be made to increase, damages oil-immersed transformer, and oil immersed type The heat that rectifier transformer generates cannot be recycled, and waste the energy.

Utility model content

The purpose of this utility model is to provide a kind of oil immersed type rectifier transformer with cooling body, the transformer Cooling body radiates well to oil immersed type rectifier transformer, and the heat that oil immersed type rectifier transformer is generated carries out Recycling, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of oil immersed type with cooling body is whole Convertor transformer, including pedestal and water pump, the pedestal top, which is bolted, is equipped with transformer case, outside the transformer Bottom is fixedly installed with winding in shell, is provided with transformer oil reservoir between the winding and transformer case, outside the transformer The outer top of shell is fixedly installed with water tank, and the water tank outer bottom has been placed equidistant with four groups of heat-dissipating pipes, and the bottom of the heat-dissipating pipe is Sealed set, the bottom of the heat-dissipating pipe are plugged in the transformer oil reservoir inside transformer case, the water tank side side wall Lower part be provided with outlet pipe, the outlet pipe is connected to external water collecting equipment, and solenoid valve is equipped on the outlet pipe, described Water tank is provided with water inlet pipe far from the side side wall upper part of solenoid valve, and the water inlet pipe is connected by the water outlet of leather hose and water pump Logical, the water inlet of the water pump is connected to outside supply equipment, and the water tank on the side side wall of outlet pipe far from being fixedly mounted There are temperature switch and time-delay relay, the solenoid valve, temperature switch, time-delay relay, water pump are connected with external power supply.

Preferably, the transformer case bottom is fixedly welded with four groups of fixed columns, and the winding is bolted peace Mounted in fixed column upper end.

Preferably, the outer top two sides of the transformer case consolidate overhead welding and are connected to two groups of fixing seats, and the water tank passes through bolt It is fixedly mounted on fixing seat top.

Preferably, the outside of the time-delay relay and temperature switch is provided with guard shield, and the guard shield is logical Bolt is crossed to be fixedly mounted on the side wall of water tank.

Preferably, waveform striped is provided on four side side walls of the transformer case.

Preferably, the temperature switch is normally closed type temperature switch, and the temperature-sensitive portion of the temperature switch is arranged in water tank Top.

Compared with prior art, the utility model has the beneficial effects that

1, the heat that at work, oil immersed type rectifier transformer generates is absorbed by transformer oil, the high transformation of temperature Device oil density is smaller, the top in transformer oil reservoir, and the heat on transformer oil reservoir top is carried out absorbing, cooling, drop by heat-dissipating pipe Transformer oil density after temperature is larger, drops to the bottom of transformer oil reservoir, and density is small after the water in heat-dissipating pipe absorbs heat, on It is raised to inside water tank, the lower water density of water the temperature inside the box is larger, drops in heat-dissipating pipe, which passes through Water in water tank is circulated with the transformer oil in transformer oil reservoir, and circulation is persistently carried out to oil immersed type rectifier transformer and is dissipated Heat, heat dissipation, heat dissipation effect is preferable, reduces the temperature of oil immersed type rectifier transformer, and increase oil immersed type rectifier transformer uses the longevity Life；

2, at work, when the water temperature in water tank is higher, temperature switch contact closure, solenoid valve and time-delay relay are logical Electricity, solenoid valve are opened, and the hot water in water tank flows in external water collecting equipment, and time-delay relay controls water pump delay working, work as water When water flow in case is complete, water pump is powered, and to being carried out in water tank for cold water, when the water of water tank is filled fastly, water level reaches temperature and opens The disconnection of water contact is encountered in the temperature-sensitive portion position of pass, the temperature-sensitive portion of temperature switch, and water pump stops supplying water, which passes through in water tank The heat that water generates oil immersed type rectifier transformer is collected, and saves energy, and at regular intervals in water tank Water is replaced, and ensure that water tank to the heat dissipation effect of oil immersed type rectifier transformer.

Detailed description of the invention

Fig. 1 is the schematic diagram of internal structure of the utility model；

Fig. 2 is the positive structure diagram of the utility model；

Fig. 3 is the side structure schematic view of the utility model.

In figure: 1, pedestal；2, transformer case；3, winding；4, fixing seat；5, solenoid valve；6, outlet pipe；7, water tank；8, Heat-dissipating pipe；9, transformer oil reservoir；10, temperature switch；11, guard shield；12, time-delay relay；13, water inlet pipe；14, leather hose； 15, water pump；16, fixed column；17, waveform striped.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of oil immersed type rectification change with cooling body Depressor, including pedestal 1 and water pump 15, the model LY-JLM of water pump 15, for being carried out in water tank 7 plus water, 1 top of pedestal are logical It crosses bolt and is fixedly installed with transformer case 2, bottom is fixedly installed with winding 3 in transformer case 2, outside winding 3 and transformer It is provided with transformer oil reservoir 9 between shell 2, transformer oil, the fixed peace in the outer top of transformer case 2 are filled in transformer oil reservoir 9 Equipped with water tank 7,7 outer bottom of water tank is placed equidistant with four groups of heat-dissipating pipes for exchanging heat to the heat in transformer oil reservoir 9 8, the bottom of heat-dissipating pipe 8 is sealed set, and the bottom of heat-dissipating pipe 8 is plugged in the transformer oil reservoir 9 inside transformer case 2, The lower part of 7 side side wall of water tank is provided with outlet pipe 6, and outlet pipe 6 is connected to external water collecting equipment, is equipped with electricity on outlet pipe 6 Magnet valve 5, water tank 7 are provided with water inlet pipe 13 far from the side side wall upper part of solenoid valve 5, and water inlet pipe 13 passes through leather hose 14 and water pump 15 Water outlet connection, the water inlet of water pump 15 is connected to external supply equipment, and water tank 7 on the side side wall of outlet pipe 6 far from consolidating Equipped with temperature switch 10 and time-delay relay 12, temperature switch 10 is MTS.204 model for Dingan County, and time-delay relay 12 is DH48S- S model, solenoid valve 5, temperature switch 10, time-delay relay 12, water pump 15 are connected with external power supply.

Specifically, 2 bottom of transformer case is fixedly welded with four groups of fixed columns 16, winding 3 is mounted by means of bolts on 16 upper end of fixed column.

Specifically, the outer top two sides of transformer case 2 consolidate overhead welding and are connected to two groups of fixing seats 4, water tank 7 is bolted peace Mounted in 4 top of fixing seat.

Specifically, the outside of time-delay relay 12 and temperature switch 10 is provided with guard shield 11, guard shield 11 is logical Bolt is crossed to be fixedly mounted on the side wall of water tank 7.The setting of guard shield 11, for time-delay relay 12 and temperature switch 10 It is protected.

Specifically, being provided with waveform striped 17 on four side side walls of transformer case 2.The setting of waveform striped 17, it is right Transformer case 2 radiates.

Specifically, temperature switch 10 is normally closed type temperature switch, on the temperature-sensitive portion of temperature switch 10 is arranged in water tank 7 Portion.

Working principle: at work, the heat that oil immersed type rectifier transformer generates is absorbed by transformer oil, and temperature is high Transformer oil density it is smaller, the top in transformer oil reservoir 9, heat-dissipating pipe 8 inhales the heat on 9 top of transformer oil reservoir Temperature is incorporated, the transformer oil density after cooling is larger, drops to the bottom of transformer oil reservoir 9, and the water in heat-dissipating pipe 8 absorbs heat Density is small afterwards, rises to inside water tank 7, and the lower water density of temperature is larger in water tank 7, drops in heat-dissipating pipe 8, the oil immersed type Rectifier transformer is circulated by water in water tank 7 and the transformer oil in transformer oil reservoir 9, to oil immersed type rectifier transformer Device persistently carries out circulation cooling；When the water temperature in water tank 7 is higher, the contact closure of temperature switch 10, solenoid valve 5 and delay after Electric appliance 12 is powered, and solenoid valve 5 is opened, and the hot water in water tank 7 flows in external water collecting equipment, and time-delay relay 12 controls water pump 15 Delay working, when the water flow in water tank 7 is complete, water pump 15 is powered, to being carried out in water tank 7 for cold water, when the water of water tank 7 is filled fastly When, water level reaches the temperature-sensitive portion position of temperature switch 10, and the disconnection of water contact is encountered in the temperature-sensitive portion of temperature switch 10, and water pump 15 stops It supplies water.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of oil immersed type rectifier transformer with cooling body, including pedestal (1) and water pump (15), it is characterised in that: institute It states pedestal (1) top and is bolted and be equipped with transformer case (2), the interior bottom of transformer case (2) is fixedly mounted Have winding (3), is provided with transformer oil reservoir (9) between the winding (3) and transformer case (2), the transformer case (2) Outer top is fixedly installed with water tank (7), and water tank (7) outer bottom has been placed equidistant with four groups of heat-dissipating pipes (8), the heat-dissipating pipe (8) bottom is sealed set, and the bottom of the heat-dissipating pipe (8) is plugged on the internal transformer oil reservoir (9) of transformer case (2) Interior, the lower part of water tank (7) side side wall is provided with outlet pipe (6), and the outlet pipe (6) is connected to external water collecting equipment, Be equipped with solenoid valve (5) on the outlet pipe (6), the water tank (7) far from solenoid valve (5) side side wall upper part be provided with into Water pipe (13), the water inlet pipe (13) are connected to by leather hose (14) with the water outlet of water pump (15), the water inlet of the water pump (15) Mouth is connected to external supply equipment, is fixedly installed with temperature switch on the side side wall of the water tank (7) separate outlet pipe (6) (10) with time-delay relay (12), the solenoid valve (5), temperature switch (10), time-delay relay (12), water pump (15) and external Power supply series connection.

2. a kind of oil immersed type rectifier transformer with cooling body according to claim 1, it is characterised in that: the change Depressor shell (2) bottom is fixedly welded with four groups of fixed columns (16), and the winding (3) is mounted by means of bolts on fixed column (16) upper end.

3. a kind of oil immersed type rectifier transformer with cooling body according to claim 1, it is characterised in that: the change Depressor shell (2) outside consolidate overhead welding and be connected to two groups of fixing seats (4) by top two sides, and the water tank (7), which is mounted by means of bolts on, consolidates Reservation (4) top.

4. a kind of oil immersed type rectifier transformer with cooling body according to claim 1, it is characterised in that: described to prolong When relay (12) and the outside of temperature switch (10) be provided with guard shield (11), the guard shield (11) passes through bolt It is fixedly mounted on the side wall of water tank (7).

5. a kind of oil immersed type rectifier transformer with cooling body according to claim 1, it is characterised in that: the change Waveform striped (17) are provided on four side side walls of depressor shell (2).

6. a kind of oil immersed type rectifier transformer with cooling body according to claim 1, it is characterised in that: the temperature Degree switch (10) is normally closed type temperature switch, and the temperature-sensitive portion of the temperature switch (10) is arranged in water tank (7) internal upper part.