CN220691826U - Circulation cooling type oil immersed transformer - Google Patents

Abstract

The utility model belongs to the technical field of transformers, and particularly relates to a circulating cooling type oil immersed transformer which comprises a transformer shell, wherein a plurality of bolts are arranged outside the transformer shell, a protecting shell with radiating holes is arranged outside the bolts, a motor is arranged on the inner side of the protecting shell, fan blades are arranged outside the motor, an oil tank is arranged outside the transformer shell, a plurality of radiating fins are arranged on the inner side of the oil tank, a plurality of through holes and a plurality of ventilation holes are arranged outside the radiating fins, a filling opening with a valve is arranged at the top of the oil tank, an outlet pipe is arranged outside the oil tank, a connecting pipe is arranged at the bottom of the oil tank, a water pump is arranged at one end of the connecting pipe far away from the oil tank, and an inlet pipe is arranged outside the water pump. This circulative cooling formula oil-immersed transformer through setting up bolt, protecting crust, motor, flabellum, oil tank, fin, through-hole, ventilation hole, filler opening, advance pipe, connecting pipe, water pump, exit tube, has reached the effect that the shell promoted circulative cooling.

Description

Circulation cooling type oil immersed transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a circulating cooling type oil immersed transformer.

Background

The oil immersed transformer uses oil as the main insulating means of the transformer and depends on the oil as cooling medium, such as oil immersed self-cooling, oil immersed air cooling, oil immersed water cooling, forced oil circulation and the like. The main components of the transformer are iron core, winding, oil tank, conservator, breather, explosion-proof pipe (pressure relief valve), radiator, insulating sleeve, tapping switch, gas relay, thermometer, oil purifier, etc.

In practical use, further improvements are needed because of the lack of circulating cooling of the medium oil inside the oil immersed transformer.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a circulating cooling type oil immersed transformer, which solves the problem that the medium oil inside the oil immersed transformer lacks a circulating cooling mode when in actual use, so that further improvement is needed.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circulative cooling formula oil-immersed transformer, including the transformer shell, the outside of transformer shell is provided with a plurality of bolts, the outside of bolt is provided with the protecting crust that has the louvre, the inboard of protecting crust is provided with the motor, the outside of motor is provided with the flabellum, the outside of transformer shell is provided with the oil tank, the inboard of oil tank is provided with a plurality of fin, the outside of fin is provided with a plurality of through-holes and a plurality of ventilation hole, the top of oil tank is provided with the filler with the valve, the outside of oil tank is provided with the exit tube, the bottom of oil tank is provided with the connecting tube, the one end that the oil tank was kept away from to the connecting tube is provided with the water pump, the outside of water pump is provided with into the pipe.

As a preferable technical scheme of the utility model, the protecting shell is arranged on the outer side of the transformer shell through bolts, and the oil tank, the motor, the fan blades and the water pump are distributed on the inner side of the protecting shell, so that the protecting shell can protect the motor, the oil tank, the water pump and the like, and the service life of the protecting shell is prolonged.

As a preferable technical scheme of the utility model, one end of each radiating fin is distributed on the inner side of the oil tank, the other end of each radiating fin passes through the oil tank and is distributed between the oil tank and the protective shell, each radiating fin is distributed at equal intervals and has the same specification and size, and each radiating fin is made of an aluminum alloy material, so that a user can convey cooling liquid in the transformer shell to the oil tank through a water pump through a pipe and a connecting pipe, at the moment, the cooling liquid can flow in the oil tank and flow through the radiating fin through a through hole, at the moment, the radiating fin can absorb heat of the cooling liquid, and can carry out air cooling treatment on the radiating fin through a radiating hole on the outer side of the protective shell, and the cooling liquid flowing through the radiating fin can enter the transformer again through a pipe outside the oil tank, at the moment, thus realizing the effect of circulating cooling.

As a preferable technical scheme of the utility model, the positions of the fan blades correspond to the vent holes, so that a user can drive the fan blades to rotate through the operation of the motor so as to blow the cooling fins, and the air blown by the fan blades flows through each cooling fin through the vent holes on the outer side of each cooling fin, thereby improving the cooling efficiency of the cooling fins.

As a preferred technical scheme of the utility model, the outlet pipe is communicated with the transformer shell.

As a preferable technical scheme of the utility model, the water pump is arranged on the outer side of the transformer shell, and the inlet pipe is communicated with the transformer shell.

Compared with the prior art, the utility model provides a circulating cooling type oil immersed transformer, which has the following beneficial effects:

this circulative cooling formula oil-immersed transformer through setting up bolt, the protecting crust, a motor, the flabellum, the oil tank, the fin, the through-hole, the ventilation hole, the filler opening, advance the pipe, the connecting pipe, a water pump, the exit tube, during the use, the accessible water pump is with the coolant liquid in the transformer shell through advance the pipe, the connecting pipe carries to the oil tank, at this moment, the coolant liquid can flow in the oil tank and flow through the fin through the through-hole, at this moment the fin can absorb the heat of coolant liquid, and can carry out forced air cooling to the fin through the louvre outside the protecting crust, the coolant liquid that flows through the fin can get into the transformer through the outside exit tube of oil tank again, at this moment can realize circulative cooling's effect, simultaneously because the motor, the position of flabellum is corresponding for the motor work drives the flabellum and rotates, thereby blow to the fin, and the air that the flabellum blows out flows through the ventilation hole outside every fin, thereby promote the radiating efficiency of fin, the shell promotes the circulative cooling's effect.

Drawings

FIG. 1 is a schematic cross-sectional view of a part of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of a partial structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

fig. 4 is a schematic view of a partial structure of the present utility model in three dimensions.

In the figure: 1. a transformer housing; 2. a bolt; 3. a protective shell; 4. a motor; 5. a fan blade; 6. an oil tank; 7. a heat sink; 8. a through hole; 9. a vent hole; 10. a filler neck; 11. a pipe outlet; 12. a connecting pipe; 13. a water pump; 14. and (5) feeding a pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in the present embodiment: the utility model provides a circulative cooling formula oil-immersed transformer, including transformer shell 1, transformer shell 1's outside is provided with a plurality of bolts 2, bolt 2's outside is provided with the protecting crust 3 that has the louvre, protecting crust 3's inboard is provided with motor 4, motor 4's outside is provided with flabellum 5, transformer shell 1's outside is provided with oil tank 6, oil tank 6's inboard is provided with a plurality of fin 7, heat fin 7's outside is provided with a plurality of through-holes 8 and a plurality of ventilation hole 9, oil tank 6's top is provided with the filler neck 10 that has the valve, oil tank 6's outside is provided with exit tube 11, oil tank 6's bottom is provided with the connecting tube 12, oil tank 6's one end is kept away from to the connecting tube 12 is provided with water pump 13, water pump 13's outside is provided with intake pipe 14.

The protecting shell 3 is arranged on the outer side of the transformer shell 1 through the bolts 2, the oil tank 6, the motor 4, the fan blades 5 and the water pump 13 are all distributed on the inner side of the protecting shell 3, so that the protecting shell 3 can protect the motor 4, the oil tank 6, the water pump 13 and the like, the service life of the protecting shell is prolonged, one end of each radiating fin 7 is distributed on the inner side of the oil tank 6, the other end of each radiating fin 7 passes through the oil tank 6 and is distributed between the oil tank 6 and the protecting shell 3, each radiating fin 7 is distributed at equal intervals and has the same specification and size of each radiating fin 7, each radiating fin 7 is made of an aluminum alloy material, a user can convey cooling liquid in the transformer shell 1 to the oil tank 6 through the water pump 13 through the inlet pipe 14 and the connecting pipe 12, the cooling liquid can flow in the oil tank 6 and pass through the radiating fins 7 through the through holes 8, the radiating fins 7 can absorb heat of the cooling liquid, the cooling fins 7 can be subjected to air cooling treatment through the cooling holes in the outer side of the protective shell 3, cooling liquid flowing through the cooling fins 7 can enter the transformer again through the outlet pipe 11 outside the oil tank 6, at this time, the effect of circulating cooling can be achieved, the position of the fan blades 5 corresponds to the vent holes 9, the outlet pipe 11 is communicated with the transformer shell 1, the water pump 13 is arranged on the outer side of the transformer shell 1, the inlet pipe 14 is communicated with the transformer shell 1, the fan blades 5 can be driven to rotate by the motor 4 due to the fact that the positions of the motor 4 and the fan blades 5 correspond to the positions of the cooling fins 7, so that the cooling fins 7 are blown by the air blown by the fan blades 5 through the vent holes 9 in the outer side of each cooling fin 7, the cooling efficiency of the cooling fins 7 is improved, and the cooling effect of the transformer is improved.

The working principle and the using flow of the utility model are as follows: during the use, accessible water pump 13 carries the coolant liquid in the transformer shell 1 to oil tank 6 through advance pipe 14, connecting pipe 12, at this moment the coolant liquid can flow in oil tank 6 and flow through fin 7 through-hole 8, at this moment fin 7 can absorb the heat of coolant liquid, and can carry out forced air cooling to fin 7 through the louvre outside protecting crust 3, the coolant liquid that flows through fin 7 can get into the transformer again through the outside exit tube 11 of oil tank 6, at this moment can realize the effect of circulative cooling, simultaneously because motor 4, the position of flabellum 5 corresponds with the position of fin 7 for the user can drive flabellum 5 through motor 4 work and rotate, thereby blow to fin 7, and the wind that flabellum 5 blown out flows through every fin 7 through the ventilation hole 9 outside every fin 7, thereby promote the radiating efficiency of fin 7, and then promote the cooling effect of transformer.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a circulative cooling formula oil-immersed transformer, includes transformer housing (1), its characterized in that: the transformer is characterized in that a plurality of bolts (2) are arranged outside the transformer shell (1), a protecting shell (3) with a radiating hole is arranged outside the bolts (2), a motor (4) is arranged on the inner side of the protecting shell (3), fan blades (5) are arranged outside the motor (4), an oil tank (6) is arranged outside the transformer shell (1), a plurality of radiating fins (7) are arranged on the inner side of the oil tank (6), a plurality of through holes (8) and a plurality of ventilation holes (9) are formed in the outer side of the radiating fins (7), a filling opening (10) with a valve is formed in the top of the oil tank (6), an outlet pipe (11) is arranged outside the oil tank (6), a connecting pipe (12) is arranged at the bottom of the oil tank (6), a water pump (13) is arranged at one end, far away from the oil tank (6), and a water inlet pipe (14) is arranged outside the water pump (13).

2. The recirculating cooled oil immersed transformer according to claim 1, wherein: the protection shell (3) is arranged on the outer side of the transformer shell (1) through bolts (2), and the oil tank (6), the motor (4), the fan blades (5) and the water pump (13) are distributed on the inner side of the protection shell (3).

3. The recirculating cooled oil immersed transformer according to claim 1, wherein: one end of each radiating fin (7) is distributed on the inner side of the oil tank (6), the other end of each radiating fin (7) is distributed between the oil tank (6) and the protective shell (3) through the oil tank (6), each radiating fin (7) is distributed at equal intervals, the specification and the size of each radiating fin (7) are the same, and each radiating fin (7) is made of an aluminum alloy material.

4. The recirculating cooled oil immersed transformer according to claim 1, wherein: the position of the fan blade (5) corresponds to the vent hole (9).

5. The recirculating cooled oil immersed transformer according to claim 1, wherein: the outlet pipe (11) is communicated with the transformer shell (1).

6. The recirculating cooled oil immersed transformer according to claim 1, wherein: the water pump (13) is arranged on the outer side of the transformer shell (1), and the inlet pipe (14) is communicated with the transformer shell (1).