CN220821234U - Environment-friendly oil immersed transformer - Google Patents

Abstract

The utility model discloses an environment-friendly oil immersed transformer, which comprises a transformer box body, wherein a plurality of radiating fins are fixed on the left end face and the right end face of the transformer box body, a water cooling device and an oil inlet pipe are fixedly arranged at the upper end of the transformer box body, the oil inlet pipe and the water cooling device are distributed at intervals left and right, the front end and the rear end of the water cooling device are downwards extended and fixed at the front end and the rear end of the transformer box body, a rain baffle is fixedly arranged at the upper end of the transformer box body and the upper end of the water cooling device, an air cooling device is fixedly arranged at the left end and the right end of the transformer box body, two mounting feet are fixedly arranged at the left end and the right end of the lower end of the transformer box body, and an oil outlet pipe is fixedly arranged at the middle part of the lower end of the transformer box body.

Description

Environment-friendly oil immersed transformer

Technical Field

The utility model relates to the technical field of oil immersed transformers, in particular to an environment-friendly oil immersed transformer.

Background

The transformer is a device for changing AC voltage by utilizing the principle of electromagnetic induction, which uses oil as a main insulating means of the transformer and depends on the oil as a 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 cores, windings, oil tanks, oil conservators, respirators, pressure relief valves, radiators, insulating bushings, tap changers, gas relays, thermometers, oil purifiers and the like.

Traditional oil-immersed transformer dispels the heat through the fin, and radiating efficiency is lower, leads to the temperature of oil higher, and easy occurence of failure, therefore, we propose an environment-friendly oil-immersed transformer.

Disclosure of Invention

The utility model mainly aims to provide an environment-friendly oil-immersed transformer which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides an environment-friendly oil-immersed transformer, including the transformer box, the left and right sides terminal surface of transformer box all is fixed with a plurality of fin, the upper end fixed mounting of transformer box has water cooling plant and oil feed pipe, oil feed pipe and water cooling plant control interval distribution, both ends all downwardly extending just fix both ends around the transformer box around the water cooling plant, the common fixed mounting of upper end of transformer box and water cooling plant has the weather shield, the both ends all fixed mounting has an air cooling device about the transformer box, the lower extreme left and right sides fixed mounting of transformer box has two installation feet, the lower extreme middle part of transformer box is fixed with an oil outlet pipe.

Preferably, the water cooling device comprises a water tank, a cooling box, a heat absorbing plate and fixing plates, wherein the water tank is fixed above the transformer box body, the fixing plates are distributed at intervals up and down, a plurality of cooling boxes and the heat absorbing plate are fixedly installed between the two fixing plates together, the cooling boxes and the heat absorbing plate are fixedly connected in a staggered mode, and the cooling boxes and the heat absorbing plate are fixedly connected with the transformer box body.

Preferably, the left side at both ends all fixedly connected with connecting pipe around the water tank, connecting pipe fixedly connected with water pump, the output fixedly connected with inlet tube of water pump, the lower extreme of inlet tube passes the fixed plate and extends to the inside of cooling box, and a plurality of cooling boxes and the fixed plate intercommunication of lower part have the back flow, and the back flow upwards extends to the inside of water tank.

Preferably, the weather shield comprises a plate body and two groups of supporting bars, wherein each group of supporting bars are distributed at intervals left and right, the supporting bars on the left side are fixed on the transformer box body, the supporting bars on the right side are fixed on the water tank, and the upper ends of the two groups of supporting bars are jointly fixed with the mounting plate body.

Preferably, the air cooling device comprises a heat dissipation box, one side surface of the heat dissipation box is opened, the heat dissipation box is fixed on the side surface of the transformer box body, two fans which are distributed at intervals up and down are embedded in the vertical surface of the heat dissipation box, and heat dissipation grooves are formed in the upper end and the lower end of the heat dissipation box.

Preferably, the radiating fins on the left side and the right side of the transformer box body are arranged inside the radiating box, the two fans are distributed at intervals with the radiating fins, and four vertex angles at the lower end of the water tank are fixed on the right side above the transformer box body through fixing columns.

Compared with the prior art, the utility model has the following beneficial effects:

1. In the utility model, the cooling water is led into the cooling box between the cooling fins by the water pump, so that the heat can be dissipated more effectively.

2. According to the utility model, the radiating fan is started to accelerate the circulation of air around the radiating fins at two sides, so that heat is taken away, and part of rainwater can be blocked by the rain shield.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an environment-friendly oil-immersed transformer according to the present utility model;

FIG. 2 is a schematic diagram of the overall structure of a water cooling device of an environment-friendly oil immersed transformer;

Fig. 3 is a schematic diagram of a position structure of a rain shield of an environment-friendly oil immersed transformer according to the present utility model;

fig. 4 is a schematic diagram of the overall structure of an air cooling device of an environment-friendly oil immersed transformer;

fig. 5 is a schematic diagram of the position structure of an oil inlet pipe and an oil outlet pipe of an environment-friendly oil immersed transformer.

In the figure: 1. a transformer tank; 2. a rain shield; 3. a water cooling device; 4. an air cooling device; 5. an oil inlet pipe; 6. a mounting foot; 7. an oil outlet pipe; 8. a heat sink; 21. a plate body; 22. a support bar; 31. a water tank; 32. a water pump; 33. a connecting pipe; 34. a cooling box; 35. a fixing plate; 36. a return pipe; 37. a water inlet pipe; 38. a heat absorbing plate; 41. a heat radiation box; 42. a fan; 43. a heat sink.

Description of the embodiments

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-5, an environment-friendly oil immersed transformer comprises a transformer box body 1, wherein a plurality of radiating fins 8 are fixed on the left end face and the right end face of the transformer box body 1, a water cooling device 3 and an oil inlet pipe 5 are fixedly arranged at the upper end of the transformer box body 1, the oil inlet pipe 5 and the water cooling device 3 are distributed at intervals left and right, the front end and the rear end of the water cooling device 3 extend downwards and are fixedly arranged at the front end and the rear end of the transformer box body 1, rain baffles 2 are fixedly arranged at the upper ends of the transformer box body 1 and the water cooling device 3 together, an air cooling device 4 is fixedly arranged at the left end and the right end of the transformer box body 1, two mounting feet 6 are fixedly arranged at the left side and the right side of the lower end of the transformer box body 1, and an oil outlet pipe 7 is fixedly arranged at the middle part of the lower end of the transformer box body 1.

The water cooling device 3 comprises a water tank 31, cooling boxes 34, heat absorption plates 38 and fixing plates 35, wherein the water tank 31 is fixed above the transformer box body 1, the two fixing plates 35 are distributed at intervals up and down, a plurality of cooling boxes 34 and the heat absorption plates 38 are fixedly installed between the two fixing plates 35 together, the plurality of cooling boxes 34 and the heat absorption plates 38 are fixedly connected with each other in a staggered manner, the plurality of cooling boxes 34 and the heat absorption plates 38 are fixedly connected with the transformer box body 1, cooling water is stored in the water tank 31 and the cooling boxes 34, the heat absorption plates 38 absorb heat, and the cooling water in the cooling boxes takes away heat;

The left sides of the front end and the rear end of the water tank 31 are fixedly connected with a connecting pipe 33, the connecting pipe 33 is fixedly connected with a water pump 32, the output end of the water pump 32 is fixedly connected with a water inlet pipe 37, the lower end of the water inlet pipe 37 penetrates through a fixed plate 35 and extends into the cooling box 34, a plurality of cooling boxes 34 are communicated with a lower fixed plate 35 and are provided with return pipes 36, the return pipes 36 extend upwards into the water tank 31, the water pump 32 is started to pump water in the water tank 31 into the cooling boxes 34 through the connecting pipe 33 and the water inlet pipe 37, after the water pump 32 is in contact with a heat absorption plate 38, the water enters the return pipes 36, and the water pump 32 can pressurize the water in the return pipes 36 to enable the water to flow back into the water tank 31;

The rain shield 2 comprises two groups of support bars 22 and two plate bodies 21, wherein each group of support bars 22 is distributed at intervals left and right, the support bars 22 on the left side are fixed on the transformer box body 1, the support bars 22 on the right side are fixed on the water tank 31, the upper ends of the two groups of support bars 22 are jointly fixed with the mounting plate body 21, the support bars 22 can support the plate body 21, and the plate body 21 can shield rain;

The air cooling device 4 comprises a heat dissipation box 41, one side surface of the heat dissipation box 41 is opened, the heat dissipation box 41 is fixed on the side surface of the transformer box body 1, two fans 42 which are distributed vertically at intervals are embedded in the vertical surface of the heat dissipation box 41, heat dissipation grooves 43 are formed in the upper end and the lower end of the heat dissipation box 41, the fans 42 are started to take out heat of the heat dissipation fins 8, and the heat dissipation grooves 43 can keep ventilation;

The cooling fins 8 on the left side and the right side of the transformer box body 1 are arranged in the cooling box 41, two fans 42 are distributed at intervals with the cooling fins 8, four vertex angles at the lower end of the water tank 31 are fixed on the right side above the transformer box body 1 through fixing columns, the position of the water tank 31 is higher, the contact of the oil inlet pipe 5 and the high-voltage sleeve below is avoided, and the cooling fins 8 on the left side and the right side of the transformer box body 1 are arranged in the cooling box 41, so that the cooling fins 8 are protected;

It should be noted that, the present utility model is an environment-friendly oil immersed transformer, the water pump 32 is started to pump water in the water tank 31 into the cooling box 34 through the connecting pipe 33 and the water inlet pipe 37, after the water is in contact with the cooling fin 8 and absorbs heat sufficiently, the water enters the return pipe 36, the water pump 32 can pressurize the water in the return pipe 36, the water is made to flow back into the water tank 31, the fan 42 is started to take out the heat of the cooling fin 8, the cooling groove 43 can keep ventilation, the rain shield 2 can block part of rainwater damage device, the oil inlet pipe 5 can inject vegetable oil, the oil outlet pipe 7 can release waste oil, and the device can be installed at a designated position through the installation leg 6.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an environment-friendly oil-immersed transformer, includes transformer box (1), its characterized in that: the transformer is characterized in that a plurality of radiating fins (8) are fixed on the left end face and the right end face of the transformer box body (1), a water cooling device (3) and an oil inlet pipe (5) are fixedly arranged at the upper end of the transformer box body (1), the oil inlet pipe (5) and the water cooling device (3) are distributed at intervals left and right, the front end and the rear end of the water cooling device (3) extend downwards and are fixed at the front end and the rear end of the transformer box body (1), rain shielding plates (2) are fixedly arranged at the upper ends of the transformer box body (1) and the water cooling device (3) together, an air cooling device (4) is fixedly arranged at the left end and the right end of the transformer box body (1), two mounting feet (6) are fixedly arranged at the left side and the right side of the lower end of the transformer box body (1), and an oil outlet pipe (7) is fixedly arranged in the middle of the lower end of the transformer box body (1).

2. The environmentally friendly oil immersed transformer of claim 1, wherein: the water cooling device (3) comprises a water tank (31), cooling boxes (34), heat absorption plates (38) and fixing plates (35), wherein the water tank (31) is fixed above a transformer box body (1), the fixing plates (35) are distributed at intervals up and down, a plurality of cooling boxes (34) and heat absorption plates (38) are fixedly installed between the fixing plates (35) together, the cooling boxes (34) and the heat absorption plates (38) are fixedly connected in a staggered mode, and the cooling boxes (34) and the heat absorption plates (38) are fixedly connected with the transformer box body (1).

3. The environmentally friendly oil immersed transformer of claim 2, wherein: the left side of both ends all fixedly connected with connecting pipe (33) around water tank (31), connecting pipe (33) fixedly connected with water pump (32), the output fixedly connected with inlet tube (37) of water pump (32), the lower extreme of inlet tube (37) passes fixed plate (35) and extends to the inside of cooling box (34), a plurality of cooling box (34) and fixed plate (35) intercommunication of lower part have back flow (36), back flow (36) upwards extend to the inside of water tank (31).

4. An environmentally friendly oil immersed transformer according to claim 3, wherein: the rain shield (2) comprises a plate body (21) and two groups of support bars (22), wherein each group of support bars (22) is two and distributed at left and right intervals, the support bars (22) on the left side are fixed on the transformer box body (1), the support bars (22) on the right side are fixed on the water tank (31), and the upper ends of the two groups of support bars (22) are jointly fixed with the plate body (21).

5. The environmentally friendly oil immersed transformer according to claim 4, wherein: the air cooling device (4) comprises a heat dissipation box (41), one side surface of the heat dissipation box (41) is opened, the heat dissipation box (41) is fixed on the side surface of the transformer box body (1), two fans (42) which are distributed at intervals up and down are embedded in the vertical surface of the heat dissipation box (41), and heat dissipation grooves (43) are formed in the upper end and the lower end of the heat dissipation box (41).

6. The environmentally friendly oil immersed transformer of claim 5, wherein: radiating fins (8) on the left side and the right side of the transformer box body (1) are arranged inside the radiating box (41), two fans (42) are distributed at intervals with the radiating fins (8), and four vertex angles at the lower end of the water tank (31) are fixed on the right side above the transformer box body (1) through fixing columns.