CN215417799U

CN215417799U - Energy-saving transformer

Info

Publication number: CN215417799U
Application number: CN202121747044.2U
Authority: CN
Inventors: 李先辉; 刘启华
Original assignee: Suzhou Guding Electronic And Technology Co ltd
Current assignee: Suzhou Guding Electronic And Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-04
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses an energy-saving transformer which comprises a shell, wherein a first mounting plate and a second mounting plate are fixedly arranged on the outer surface of the shell, a plurality of first radiating fins are arranged on the first mounting plate, a plurality of second radiating fins are arranged on the second mounting plate, a partition plate is arranged in the shell and divides the inner space of the shell into a radiating area and a heat absorbing area, a plurality of first baffle plates and a plurality of second baffle plates are fixedly connected to the outer surface of the partition plate, and an oil outlet is formed in the middle of one side of the partition plate. According to the utility model, the partition plate is arranged to divide the inside of the shell into two parts, oil close to the iron core absorbs heat, oil far away from the iron core dissipates heat, and the heat dissipation efficiency is improved.

Description

Energy-saving transformer

Technical Field

The utility model relates to the field of electric power facilities, in particular to an energy-saving transformer.

Background

For outdoor power transformers, oil-immersed transformers are mainly adopted at present, an iron core inside the oil-immersed transformers is immersed in transformer oil, heat generated by the iron core is guided to radiating fins of a transformer shell through the transformer oil and is radiated to the outside, so that the temperature of the transformer iron core and a winding is kept at a low temperature, the service life of the transformer is prolonged, the efficiency of the transformer is improved, and energy is saved. However, in most of the existing power transformers, the internal transformer oil is static, heat can be conducted to the housing heat sink only by means of natural convection inside the transformer oil, and the heat conduction efficiency is obviously slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an energy-saving transformer.

In order to achieve the purpose, the utility model adopts the following technical scheme: the energy-saving transformer comprises a shell, an oil pump is fixedly arranged on the outer surface of one side of the shell, first mounting plates are symmetrically and fixedly arranged on the upper part and the lower part of the shell, one surface of the first mounting plate, which is close to the shell, is fixedly provided with a plurality of first radiating fins, the outer surface of the side wall of the shell is fixedly connected with a second mounting plate, one surface of the second mounting plate, which is close to the shell, is fixedly provided with a plurality of second radiating fins, the center of the interior of the shell is provided with an iron core, a clapboard is arranged in the shell and positioned between the inner surface of the shell and the outer surface of the iron core, the clapboard divides the inner space of the shell into a heat dissipation area and a heat absorption area, the upper and lower outer surfaces of the clapboard are fixedly connected with a plurality of first baffles at equal intervals, the outer surface of the side wall of the partition board is fixedly connected with a plurality of second baffle plates at equal intervals, and the middle part of one side of the partition board is provided with an oil outlet.

Furthermore, the first radiating fins extend into the shell, and the first radiating fins and the first baffle are arranged in a staggered mode.

Furthermore, the second cooling fins extend into the interior of the housing, and the second cooling fins and the second baffles are arranged in a staggered manner.

Further, the heat dissipation area is divided into a horizontal heat dissipation channel and a vertical heat dissipation channel.

Further, the heat absorption area is divided into a horizontal heat absorption channel and a vertical heat absorption channel.

Further, the oil inlet of the oil pump is communicated with the heat dissipation area through an oil inlet pipe, and the communication position of the oil inlet pipe and the heat dissipation area is located in the middle of the vertical heat dissipation channel far away from one side of the oil outlet.

Further, the oil outlet of the oil pump is communicated with the heat absorption area through an oil outlet pipe, and the communication position of the oil outlet pipe and the heat absorption area is located in the middle of the vertical heat absorption channel far away from one side of the oil outlet hole.

Furthermore, the second mounting panel is equipped with the via hole with the position that the oil pump corresponds.

The utility model has the beneficial effects that:

when the heat dissipation device is used, the inside of the shell is divided into two parts through the arrangement of the partition plates, oil close to the iron core absorbs heat, oil far away from the iron core dissipates heat, and therefore heat dissipation efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic illustration of the oil zone division of the present invention;

fig. 3 is a front view of the present invention.

Illustration of the drawings:

1. a housing; 2. a first mounting plate; 3. a first heat sink; 4. a first baffle plate; 5. a second mounting plate; 6. a second heat sink; 7. a second baffle; 8. a partition plate; 9. an iron core; 10. a heat dissipation area; 11. a heat absorption zone; 12. an oil pump; 13. an oil outlet pipe; 14. an oil inlet pipe; 15. a via hole; 16. a horizontal heat dissipation channel; 17. a vertical heat dissipation channel; 18. a horizontal heat absorption channel; 19. a vertical heat absorption channel; 20. an oil outlet.

Detailed Description

As shown in fig. 1 to 3, which relate to an energy-saving transformer, comprising a housing 1, an oil pump 12 is fixedly arranged on the outer surface of one side of the housing 1, first mounting plates 2 are symmetrically and fixedly arranged on the upper and lower sides of the housing 1, a plurality of first cooling fins 3 are fixedly arranged on the surface of the first mounting plate 2 close to the housing 1, a second mounting plate 5 is fixedly connected to the outer surface of the side wall of the housing 1, a plurality of second cooling fins 6 are fixedly arranged on the surface of the second mounting plate 5 close to the housing 1, an iron core 9 is arranged at the center of the interior of the housing 1, a baffle 8 is arranged in the housing 1, the baffle 8 is positioned between the inner surface of the housing 1 and the outer surface of the iron core 9, the baffle 8 divides the interior space of the housing 1 into a heat dissipation area 10 and a heat absorption area 11, a plurality of first baffles 4 are fixedly connected to the upper and lower outer surfaces of the baffle 8 at equal intervals, a plurality of second baffles 7 are fixedly connected to the outer surface of the side wall of the baffle 8 at equal intervals, the middle part of one side of the clapboard 8 is provided with an oil outlet 20.

When the energy-saving transformer is used, when the oil temperature in the shell 1 is high, the oil pump 12 is started, the oil pump 12 sucks the oil in the heat dissipation area 10 through the oil inlet pipe 14, the heat absorption area 11 conducts the heat of the oil after heat dissipation again through the oil outlet pipe 13, a part of the oil guided into the heat absorption area 11 flows upwards through the left vertical heat absorption channel 19, flows through the upper horizontal heat absorption channel 18, enters the right vertical heat absorption channel 19, flows out of the oil outlet hole 20, flows downwards through the left vertical heat absorption channel 19, flows through the lower horizontal heat absorption channel 18, enters the right vertical heat absorption channel 19, flows out of the oil outlet hole 20, flows into the heat dissipation area 10 from the oil outlet hole 20, flows upwards through the right vertical heat dissipation channel 17, enters the upper horizontal heat dissipation channel 16, enters the right vertical heat dissipation channel 17, enters the oil inlet pipe 14, and flows downwards through the right vertical heat dissipation channel 17, enters the lower horizontal heat dissipation channel 16, and then enters the right vertical heat dissipation channel 20 The straight heat dissipation channel 17 finally enters the oil inlet pipe 14 (the direction is the flowing path of the transformer oil as shown by the dotted arrow in fig. 1), in the heat dissipation area 10, because the first radiating fins 3 and the first baffle 4 are arranged in a staggered manner, the flowing path of the oil in the horizontal heat dissipation channel 16 is increased, the second radiating fins 6 and the second baffle 7 are arranged in a staggered manner, the flowing path of the oil in the vertical heat dissipation channel 17 is increased, and therefore the first radiating fins 3 and the second radiating fins 6 in the radiator are in full contact, the heat dissipation effect is good, and certain practicability is achieved.

In a further scheme, the first radiating fins 3 extend into the shell 1, the first radiating fins 3 and the first baffle plates 4 are arranged in a staggered mode, so that the path through which oil in the radiating area 10 flows is increased, and the oil in the radiating area 10 is in full contact with the first radiating fins 3.

In a further scheme, the second radiating fins 6 extend into the shell 1, the second radiating fins 6 and the second baffle 7 are arranged in a staggered mode, so that the path through which oil in the radiating area 10 flows is increased, and the oil in the radiating area 10 is in full contact with the second radiating fins 6.

In a further scheme, the heat dissipation area 10 is divided into a horizontal heat dissipation channel 16 and a vertical heat dissipation channel 17, and the horizontal heat dissipation channel 16 and the vertical heat dissipation channel 17 are communicated with each other to form the heat dissipation area 10.

In a further scheme, the heat absorption area 11 is divided into a horizontal heat absorption channel 18 and a vertical heat absorption channel 19, and the horizontal heat absorption channel 18 and the vertical heat absorption channel 19 are communicated with each other to form the heat absorption area 11.

In a further scheme, an oil inlet of the oil pump 12 is communicated with the heat dissipation area 10 through an oil inlet pipe 14, the oil pump 12 absorbs oil subjected to heat dissipation, and the communication position of the oil inlet pipe 14 and the heat dissipation area 10 is located in the middle of the vertical heat dissipation channel 17 on one side far away from the oil outlet 20, so that the length of the heat dissipation area 10 is increased.

In a further scheme, an oil outlet of the oil pump 12 is communicated with the heat absorption area 11 through an oil outlet pipe 13, the oil pump 12 guides the oil after heat dissipation into the heat absorption area 11, and the communication position of the oil outlet pipe 13 and the heat absorption area 11 is located in the middle of the vertical heat absorption channel 19 on the side far away from the oil outlet hole 20, so that the flow path of the oil in the heat absorption area 11 is increased.

In a further scheme, a through hole 15 is formed in the position, corresponding to the oil pump 12, of the second mounting plate 5, so that the second mounting plate 5 does not influence the work of the oil pump 12.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. Energy-saving transformer, including shell (1), its characterized in that: the oil pump (12) is fixedly arranged on the outer surface of one side of the shell (1), the first mounting plate (2) is symmetrically and fixedly arranged on the upper portion and the lower portion of the shell (1), one side, close to the shell (1), of the first mounting plate (2) is fixedly provided with a plurality of first cooling fins (3), the outer surface of the side wall of the shell (1) is fixedly connected with the second mounting plate (5), one side, close to the shell (1), of the second mounting plate (5) is fixedly provided with a plurality of second cooling fins (6), an iron core (9) is arranged at the center of the interior of the shell (1), a partition plate (8) is arranged inside the shell (1), the partition plate (8) is located between the inner surface of the shell (1) and the outer surface of the iron core (9), the partition plate (8) separates the interior space of the shell (1) into a cooling area (10) and a heat absorption area (11), a plurality of first baffle plates (4) are fixedly connected with the upper outer surface and the lower surface of the partition plate (8) at equal intervals, the outer surface of the side wall of the partition plate (8) is fixedly connected with a plurality of second baffle plates (7) at equal intervals, and the middle part of one side of the partition plate (8) is provided with an oil outlet (20).

2. The energy saving transformer of claim 1, wherein: the first radiating fins (3) extend into the shell (1), and the first radiating fins (3) and the first baffle plates (4) are arranged in a staggered mode.

3. The energy saving transformer of claim 1, wherein: the second radiating fins (6) extend into the shell (1), and the second radiating fins (6) and the second baffle plates (7) are arranged in a staggered mode.

4. The energy saving transformer of claim 1, wherein: the heat dissipation area (10) is divided into a horizontal heat dissipation channel (16) and a vertical heat dissipation channel (17).

5. The energy saving transformer of claim 1, wherein: the heat absorption area (11) is divided into a horizontal heat absorption channel (18) and a vertical heat absorption channel (19).

6. The energy saving transformer of claim 1, wherein: an oil inlet of the oil pump (12) is communicated with the heat dissipation area (10) through an oil inlet pipe (14), and the communication position of the oil inlet pipe (14) and the heat dissipation area (10) is located in the middle of a vertical heat dissipation channel (17) on one side far away from the oil outlet hole (20).

7. The energy saving transformer of claim 1, wherein: the oil outlet of the oil pump (12) is communicated with the heat absorption area (11) through an oil outlet pipe (13), and the communication position of the oil outlet pipe (13) and the heat absorption area (11) is located in the middle of a vertical heat absorption channel (19) on one side far away from the oil outlet hole (20).

8. The energy saving transformer of claim 1, wherein: and a through hole (15) is formed in the position, corresponding to the oil pump (12), of the second mounting plate (5).