CN213905076U

CN213905076U - Circulating cooler for heat dissipation of transformer

Info

Publication number: CN213905076U
Application number: CN202120269756.1U
Authority: CN
Inventors: 朱卫峰; 褚学典; 张士钰; 高旭东; 李岱
Original assignee: Henan Hengyu Electrical Group Co ltd
Current assignee: Henan Hengyu Electrical Group Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-08-06
Anticipated expiration: 2031-02-01

Abstract

The utility model relates to a transformer technical field especially relates to a be used for radiating circulative cooler of transformer, the power distribution box comprises a box body, the upper and lower terminal surface of box is equipped with guide holder and lower guide holder respectively, and the upper and lower end in the box is equipped with the mounting bracket, goes up the guide holder and winds around establishing the cooling tube with lower guide holder, and the box both sides are equipped with quick-witted case, and the one end that quick-witted case kept away from each other is equipped with the motor, and the output of motor passes quick-witted case and is connected with the fan blade, and one side that quick-witted case was kept away from to the box is equipped with the cooling tank, and the opposite side is equipped with the backplate, and the one end of cooling tank is equipped with the oil pump, and the one end of oil pump is equipped with into oil pipe. Go up the guide holder and all be equipped with the insulating layer with the cooling tube in the guide holder down, and expose the cooling tube at the guide holder surface and dispel the heat through natural wind, owing to adopt "mouth" word helical structure for the radiating condition is good, and the heat dissipation is easy, and the quick-witted case of heat dissipation usefulness has still been installed at the box both ends, also can dispel the heat to the cooling tube in addition, improves the radiating effect.

Description

Circulating cooler for heat dissipation of transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a be used for radiating circulative cooling ware of transformer.

Background

The temperature of the transformer oil can be increased due to heat generated by useless power consumption in the running process of the transformer, and an LYF series oil air cooling device or an YSS series oil-water cooling device is internationally used for cooling the transformer oil (a strong oil circulating air cooler for a JB/T8315-2007 transformer and a strong oil circulating water cooler for a JB/T8316-2007 transformer).

The oil-air cooling device adopts metal pipes, such as: the copper (iron) aluminum composite finned tube and the like are used as radiating tubes, oil is filled in the radiating tubes, oil temperature is dissipated to the radiating tubes through a dividing wall heat transfer mode, and then the heat is taken away through forced air (wind). However, the cooling form has large floor area, single heat dissipation mode and limited heat dissipation effect, an N +1 structural form is needed in the actual use process (namely, a group of cooling forms is needed to be used as a standby after the cooling requirement is met), so that resource waste is caused, the environment influence is large, and the oil temperature is easily overhigh in a high-temperature state in summer.

To solve the above problems, we propose a circulation cooler for heat dissipation of a transformer.

Disclosure of Invention

The utility model aims at solving the defects in the prior art, and provides a circulating cooler for heat dissipation of a transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a be used for radiating circulative cooler of transformer, includes the box, the upper and lower terminal surface of box is equipped with guide holder and lower guide holder respectively, upper and lower end in the box is equipped with the mounting bracket, go up the guide holder and wind the cooling tube down with lower guide holder, the box both sides are equipped with quick-witted case, the one end that quick-witted case kept away from each other is equipped with the motor, the output of motor passes quick-witted case and is connected with the fan blade, one side that quick-witted case was kept away from to the box is equipped with cooling oil tank, and the opposite side is equipped with the backplate, cooling oil tank's one end is equipped with the oil pump, the one end that oil pump was kept away from to the cooling oil tank advances oil pipe is equipped with back oil pipe.

Preferably, the oil inlet pipe is communicated with the starting end of the radiating pipe, and the oil return pipe is communicated with the tail end of the radiating pipe.

Preferably, a radiating pipe is transversely wound between the upper guide seat and the lower guide seat along a square spiral.

Preferably, mounting grooves are formed in two sides of the back plate.

Preferably, install transformer core between the mounting bracket, and transformer core is located between the cooling tube.

Preferably, a heat insulation layer is arranged between the pipe orifices of the upper guide seat and the lower guide seat and the radiating pipe.

The utility model has the advantages that: in the scheme, a box body, an upper guide seat and a lower guide seat are adopted, a transformer iron core is fixed in the box body through a mounting frame, an upper guide seat and a lower guide seat are arranged on the upper end surface and the lower end surface of the box body, a radiating pipe is wound between the upper guide seat and the lower guide seat and used for absorbing the heat of the iron core, the radiating pipe is spirally wound along the transverse direction of the box body, a cooling oil tank is arranged on one side of the box body, an oil inlet pipe and an oil return pipe are respectively arranged on two sides of the cooling oil tank, the starting end and the tail end of the radiating pipe are respectively connected through two pipes, the cooling oil is conveyed to the radiating pipe through an oil pump, so that a circulating cooling loop is formed, in addition, the radiating pipes in the upper guide seat and the lower guide seat are respectively provided with a heat insulation layer, the radiating pipe exposed on the outer surface of the guide seat radiates heat through natural wind, because a spiral structure with a shape like a Chinese character ' kou's shape ' is adopted, the radiating condition is good, the heat radiation is easy, and a machine case for radiating is also arranged at two ends of the box body, and the radiating pipe can be additionally radiated, so that the radiating effect is improved.

Drawings

Fig. 1 is a schematic front view of a circulation cooler for dissipating heat of a transformer according to the present invention;

fig. 2 is a schematic structural view of the interior of a circulation cooler for heat dissipation of a transformer according to the present invention;

fig. 3 is a schematic top view of a part of a circulation cooler for dissipating heat of a transformer according to the present invention;

fig. 4 is a schematic rear view of the circulation cooler for heat dissipation of the transformer according to the present invention.

In the figure: the cooling system comprises a box body 1, an upper guide seat 2, a lower guide seat 3, a case 4, a cooling oil tank 5, an oil inlet pipe 501, an oil return pipe 502, an oil pump 6, a radiating pipe 7, a motor 8, fan blades 801, a mounting rack 9, a back plate 10 and mounting grooves 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In this embodiment, referring to fig. 1-4, a circulative cooler for transformer heat dissipation includes a box 1, upper and lower terminal surface of box 1 is equipped with guide holder 2 and lower guide holder 3 respectively, upper and lower end in the box 1 is equipped with mounting bracket 9, upper guide holder 2 and lower guide holder 3 are around establishing cooling tube 7, box 1 both sides are equipped with quick-witted case 4, the one end that quick-witted case 4 kept away from each other is equipped with motor 8, motor 8's output passes quick-witted case 4 and is connected with fan blade 801, one side that box 1 kept away from quick-witted case 4 is equipped with cooling oil tank 5, the opposite side is equipped with backplate 10, the one end of cooling oil tank 5 is equipped with oil pump 6, the one end of oil pump 6 is equipped with into oil pipe 501, the one end that cooling oil tank 5 kept away from into oil pipe 501 is equipped with back oil pipe 502.

Oil inlet pipe 501 communicates with the top of cooling tube 7, returns the end intercommunication of oil pipe 502 and cooling tube 7, goes up between guide holder 2 and the lower guide holder 3 along "mouth" word spiral horizontal winding have cooling tube 7, and the both sides of backplate 10 are equipped with mounting groove 11, installs transformer core between the mounting bracket 9, and transformer core is located between the cooling tube 7, goes up guide holder 2 and is equipped with the insulating layer between the mouth of pipe of lower guide holder 3 and the cooling tube 7.

The specific implementation mode is as follows: the device is a circulating cooler for transformer heat dissipation, comprising a box body 1, a transformer core is fixed in the box body 1 through a mounting frame 9, the upper and lower end faces of the box body 1 are provided with an upper guide seat 2 and a lower guide seat 3, a heat dissipation pipe 7 is wound between the upper guide seat 2 and the lower guide seat 3 and used for absorbing the heat of the transformer core, the heat dissipation pipe 7 is spirally wound along the transverse direction of the box body 1, one side of the box body 1 is provided with a cooling oil tank 5, two sides of the cooling oil tank 5 are respectively provided with an oil inlet pipe 501 and an oil return pipe 502, the starting end and the tail end of the heat dissipation pipe 7 are respectively connected through the two pipes, and cooling oil is conveyed to the heat dissipation pipe 7 through an oil pump 6, so that a circulating cooling loop is formed; in addition, the upper guide seat 2 and the lower guide seat 3 are provided with heat insulation layers, the heat dissipation pipes 7 exposed on the outer surfaces of the guide seats dissipate heat through natural wind, and the heat dissipation conditions are good and the heat dissipation is easy due to the adoption of the spiral structure shaped like the Chinese character 'kou', the machine boxes 4 for heat dissipation are further arranged at the two ends of the box body 1, the heat dissipation pipes 7 can be additionally dissipated, and the heat dissipation effect is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A circulating cooler for heat dissipation of a transformer comprises a box body (1) and is characterized in that, the upper and lower end surfaces of the box body (1) are respectively provided with an upper guide seat (2) and a lower guide seat (3), the upper end and the lower end in the box body (1) are provided with mounting frames (9), the upper guide seat (2) and the lower guide seat (3) are wound with radiating pipes (7), the two sides of the box body (1) are provided with a machine box (4), one end of the machine box (4) far away from each other is provided with a motor (8), the output end of the motor (8) penetrates through the case (4) to be connected with a fan blade (801), one side of the box body (1) far away from the case (4) is provided with a cooling oil tank (5), the other side is provided with a back plate (10), an oil pump (6) is arranged at one end of the cooling oil tank (5), an oil inlet pipe (501) is arranged at one end of the oil pump (6), and an oil return pipe (502) is arranged at one end, far away from the oil inlet pipe (501), of the cooling oil tank (5).

2. A circulative cooler for transformer heat dissipation according to claim 1, characterized in that the oil inlet pipe (501) is communicated with the beginning of the heat dissipation pipe (7), and the oil return pipe (502) is communicated with the end of the heat dissipation pipe (7).

3. A circulative cooler for dissipating heat from transformer according to claim 1, characterized in that a heat dissipating pipe (7) is wound transversely along the spiral of "kou" between the upper guide base (2) and the lower guide base (3).

4. A circulative cooler for transformer heat dissipation according to claim 1, characterized in that the back plate (10) is provided with mounting grooves (11) on both sides.

5. A circulative cooler for transformer heat dissipation according to claim 1, characterized in that the transformer core is installed between the mounting frames (9) and is located between the heat dissipation pipes (7).

6. A circulative cooler for transformer heat dissipation according to claim 1, characterized in that there is a thermal insulation layer between the pipe orifices of the upper guide base (2) and the lower guide base (3) and the heat dissipation pipe (7).