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CN-224203927-U - Oil immersed transformer capable of carrying out cooling protection device

CN224203927UCN 224203927 UCN224203927 UCN 224203927UCN-224203927-U

Abstract

The utility model discloses an oil immersed transformer capable of performing a cooling protection device, and relates to the technical field of transformers. The utility model provides an oil-immersed transformer that can cool off protection device, including the oil-immersed transformer body, the bottom fixedly connected with two support frames of oil-immersed transformer body, coolant liquid filtration is located the oil-immersed transformer body, coolant liquid filtration includes the rose box, two sealing doors and two filter, rose box fixed connection is in the bottom of oil-immersed transformer body, two sealing doors pass through bolt fixed mounting respectively in the both sides of rose box, two filter all sliding connection is in the inside of rose box, carry out dual interception through two filter, cooperation location slider and the firm installation of location spout, can high-efficient capture metal clastic, impurity such as fibre, thereby prevent impurity entering oil circuit pipeline, avoid impurity deposit jam, ensure that the cooling oil circulation is unblocked, maintain stable heat dispersion.

Inventors

  • ZHU QUAN
  • HE XIAOYI
  • FENG LEI

Assignees

  • 杭州华立仪表股份有限公司

Dates

Publication Date
20260505
Application Date
20250519

Claims (6)

  1. 1. An oil immersed transformer capable of performing a cooling protection device, comprising: The oil immersed transformer comprises an oil immersed transformer body (1), wherein two supporting frames (2) are fixedly connected to the bottom of the oil immersed transformer body (1); the cooling liquid filtering structure is positioned on the oil immersed transformer body (1); The cooling liquid filtering structure comprises a filtering box (8), two sealing doors (13) and two filtering plates (11), wherein the filtering box (8) is fixedly connected to the bottom of the oil immersed transformer body (1), the two sealing doors (13) are respectively fixedly installed on two sides of the filtering box (8) through bolts, and the two filtering plates (11) are both connected inside the filtering box (8) in a sliding mode; Wherein, layering groove (17) and two location spouts (18) have all been seted up to the both sides of rose box (8), and the both sides of two filter (11) are all fixedly connected with location slider (12), and the inside of corresponding location spout (18) is all sliding connection in four location slider (12), and the equal fixedly connected with handle (15) in opposite sides of two filter (11).
  2. 2. The oil immersed transformer capable of performing cooling protection device as claimed in claim 1, wherein the cooling liquid filtering structure further comprises two electric telescopic rods (14) and two cleaning scrapers (16), and the two electric telescopic rods (14) are fixedly arranged at the bottom of the filtering box (8); the telescopic ends of the two electric telescopic rods (14) slide and extend into the filter box (8) and are fixedly connected with the corresponding cleaning scraping plates (16), and the two cleaning scraping plates (16) are matched with the interiors of the corresponding layering grooves (17).
  3. 3. The oil immersed transformer with the cooling protection device according to claim 1, wherein the four positioning sliding blocks (12) are made of rubber materials, and the four positioning sliding blocks (12) are in interference fit with the inner parts of the corresponding positioning sliding grooves (18).
  4. 4. The oil immersed transformer capable of performing cooling protection device according to claim 1, wherein an oil drain pipe (9) and an oil inlet pipe (10) are fixedly connected to the bottom of the filter tank (8) respectively, and the oil drain pipe (9) and the oil inlet pipe (10) are communicated with the inside of the filter tank (8).
  5. 5. The oil immersed transformer capable of cooling and protecting the device according to claim 4, wherein the transformer oil pillow (3) is fixedly arranged at the top of the oil immersed transformer body (1), one end, far away from the filter tank (8), of the oil drain pipe (9) is fixedly connected with a circulating pipe (7), and one end, far away from the oil drain pipe (9), of the circulating pipe (7) is communicated with the interior of the transformer oil pillow (3).
  6. 6. The oil-immersed transformer capable of cooling and protecting the device according to claim 4, wherein an oil pump (4) is fixedly arranged on one side of the oil-immersed transformer body (1), a liquid pumping end of the oil pump (4) is communicated with the inside of the oil-immersed transformer body (1), a radiating pipe (6) is fixedly connected to a liquid discharging end of the oil pump (4), one end, far away from the oil pump (4), of the radiating pipe (6) is fixedly connected with an oil inlet pipe (10), and a plurality of radiating fins (5) are arranged on the outer surface of the radiating pipe (6).

Description

Oil immersed transformer capable of carrying out cooling protection device Technical Field The utility model relates to the technical field of transformers, in particular to an oil immersed transformer capable of performing a cooling protection device. Background The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, mainly comprises a coil, a magnetic core, a shell and the like, and is characterized in that the transformer is an oil immersed transformer according to the advantages of low production cost, better stability, easy heat dissipation, safety, reliability and the like, the Chinese patent application publication No. CN213519510U discloses an oil immersed transformer based on a cooling protection device. According to the technical scheme, although the cooling oil can be circulated in the use process, the transformer housing possibly causes doping of impurities in the cooling oil after long-time use, and along with the circulation of the cooling oil, the impurities cannot be effectively filtered and removed, but are gradually deposited and gathered in the oil way pipeline, so that the normal circulation of the cooling oil can be blocked by the deposition of the impurities, and the heat dissipation efficiency is reduced. Disclosure of utility model The utility model aims to at least solve one of the technical problems in the prior art, and provides an oil immersed transformer capable of performing a cooling protection device, which can solve the problems that although cooling oil can be circulated, a transformer housing can possibly cause doping of some impurities in the cooling oil after long-time use, and along with the circulation of the cooling oil, the impurities cannot be effectively filtered and removed, but are gradually deposited and accumulated in an oil path pipeline, so that the normal circulation of the cooling oil is blocked by the deposition of the impurities, and the heat dissipation efficiency is reduced. In order to achieve the above purpose, the utility model provides the following technical scheme that the oil immersed transformer capable of carrying out the cooling protection device comprises: the oil immersed transformer comprises an oil immersed transformer body, wherein two supporting frames are fixedly connected to the bottom of the oil immersed transformer body; The cooling liquid filtering structure is positioned on the oil immersed transformer body; The cooling liquid filtering structure comprises a filter tank, two sealing doors and two filter plates, wherein the filter tank is fixedly connected to the bottom of the oil immersed transformer body, the two sealing doors are respectively fixedly arranged on two sides of the filter tank through bolts, the two filter plates are all slidingly connected to the inside of the filter tank, layering grooves and two positioning sliding grooves are respectively formed in two sides of the filter tank, positioning sliding blocks are fixedly connected to two sides of the two filter plates, four positioning sliding blocks are fixedly connected to the inside of the corresponding positioning sliding grooves, and handles are fixedly connected to the back sides of the two filter plates. Preferably, the cooling liquid filtering structure further comprises two electric telescopic rods and two cleaning scraping plates, wherein the two electric telescopic rods are fixedly installed at the bottom of the filtering box, the telescopic ends of the two electric telescopic rods are slidably extended into the filtering box and fixedly connected with the corresponding cleaning scraping plates, and the two cleaning scraping plates are matched with the corresponding layering grooves. Preferably, the four positioning sliding blocks are made of rubber materials, and the four positioning sliding blocks are in interference fit with the inner parts of the corresponding positioning sliding grooves. Preferably, the bottom of the filter box is fixedly connected with an oil discharge pipe and an oil inlet pipe respectively, and the oil discharge pipe and the oil inlet pipe are communicated with the inside of the filter box. Preferably, the top of the oil immersed transformer body is fixedly provided with a transformer oil pillow, one end of the oil drain pipe, which is far away from the filter tank, is fixedly connected with a circulating pipe, and one end of the circulating pipe, which is far away from the oil drain pipe, is communicated with the inside of the transformer oil pillow. Preferably, one side of the oil-immersed transformer body is fixedly provided with an oil pump, the liquid pumping end of the oil pump is communicated with the inside of the oil-immersed transformer body, the liquid draining end of the oil pump is fixedly connected with a radiating pipe, one end of the radiating pipe, which is far away from the oil pump, is fixedly connected with an oil inlet pipe, and a plurality of radiat