CN211788527U

CN211788527U - Oil-immersed energy-saving transformer with primary energy efficiency

Info

Publication number: CN211788527U
Application number: CN202021000851.3U
Authority: CN
Inventors: 李利超; 张红克; 吕辉; 孙帅
Original assignee: T Young Electric Co ltd
Current assignee: T Young Electric Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-10-27
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses an one-level efficiency oil-immersed energy-saving transformer relates to oil-immersed transformer technical field and includes bottom plate and transformer body, the transformer body is located the top of bottom plate, be provided with a set of damping device between bottom plate and the transformer body, the last fixed surface of bottom plate installs two sets of stands. The utility model relates to a rational in infrastructure, it can be through the coolant liquid case, the fuel feed pump, input oil pipe, output oil pipe, the first fender of heat dissipation case flows the cooperation setting between the board and the second fender flows, can realize the timely heat dissipation to the transformer, reduce the loss of transformer, four group's fin through the fixed surface of heat dissipation case installation, can improve the radiating efficiency to the heat dissipation case, through the surge tank, a spring, cooperation setting between second slider and the elasticity arc plate, make the more steady work of transformer, avoid transformer vibrations noise production and influence resident's life on every side.

Description

Oil-immersed energy-saving transformer with primary energy efficiency

Technical Field

The utility model relates to an oil-immersed transformer technical field specifically is an oil-immersed energy-saving transformer of one-level efficiency.

Background

The oil immersed transformer uses transformer oil as the main insulation means of the transformer, and the main components of the oil immersed transformer comprise an iron core, a winding, an oil tank, an oil conservator, an insulation sleeve, a tap switch, a gas relay, an oil purifier and the like.

Current oil-immersed transformer mainly dispels the heat through the surface that sets up the fin at transformer body, however, when transformer high load operation, the heat dispersion of fin is limited, the untimely problem of heat dissipation often appears, increase the loss of transformer, be difficult to reach the standard of one-level efficiency, in addition, transformer during operation can produce vibrations, be unfavorable for the steady work of transformer, the noise that vibrations produced simultaneously can influence resident's on every side life, for this reason, we provide an oil-immersed energy-saving transformer of one-level efficiency and solve above problem.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing an oil-immersed energy-saving transformer of one-level efficiency in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a primary energy efficiency oil-immersed energy-saving transformer comprises a bottom plate and a transformer body, wherein the transformer body is positioned above the bottom plate, a group of damping devices are arranged between the bottom plate and the transformer body, two groups of stand columns are fixedly arranged on the upper surface of the bottom plate, one side surface, close to the transformer body, of each stand column is provided with a sliding groove, a first sliding block is connected inside each sliding groove in a sliding mode, and one side surface, close to the transformer body, of each first sliding block is fixedly connected with the outer surface of the transformer body;

the top end of the transformer body is connected with a cover plate through screw threads, the upper surface of the cover plate is provided with high-voltage sleeves which are uniformly arranged, the upper surface of the cover plate is provided with low-voltage sleeves which are uniformly arranged, the back surface of the transformer body is fixedly provided with a support frame, the upper surface of the support frame is fixedly provided with a cooling liquid tank and an oil supply pump, the output end of the oil supply pump extends to the interior of the cooling liquid tank, the outer surface of the transformer body is fixedly sleeved with a heat dissipation tank, four groups of radiating fins are fixedly arranged on the outer surface of the radiating box, the upper part of the outer surface of the radiating box is fixedly communicated with an output oil pipe, the end, far away from the heat dissipation box, of the output oil pipe is fixedly communicated with the inside of the cooling liquid box, the lower portion of the outer surface of the heat dissipation box is fixedly communicated with the input oil pipe, and the end, far away from the heat dissipation box, of the input oil pipe is fixedly communicated with the input end of the oil supply pump.

Further, damping device includes two surge tanks and elasticity circular arc board, two the inside of surge tank all is equipped with spring and second slider, two the surface of second slider respectively with the inner wall sliding contact of two surge tanks, two the one end that the spring kept away from each other all with the inside wall fixed connection of surge tank, two the one end that the spring is close to the second slider all with second slider fixed connection, two the upper surface of second slider is articulated mutually with the both ends about elasticity circular arc board respectively, the upper surface of elasticity circular arc board and the bottom surface fixed connection of transformer body.

Furthermore, the inner top wall of the heat dissipation box is fixedly provided with first flow baffle plates which are arranged at equal intervals, and the inner bottom wall of the heat dissipation box is fixedly provided with second flow baffle plates which are arranged at equal intervals.

Furthermore, the upper surface of apron is fixed inlays and is had the oil level gaugember, the bottom of oil level gaugember extends to the inside of transformer body.

Furthermore, a sealing gasket is arranged between the transformer body and the cover plate, and the sealing gasket is made of rubber.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this one-level energy efficiency oil-immersed energy-saving transformer possesses following beneficial effect:

the utility model discloses a coolant liquid case, the fuel feed pump, input oil pipe, output oil pipe, the first fender of heat dissipation case flows the cooperation setting between the board and the second fender flows, can constitute a coolant liquid circulation system, uninterruptedly for the cooling of transformer body, realize the timely heat dissipation to the transformer, reduce the loss of transformer, four group's fin through the fixed surface installation of heat dissipation case, can improve the radiating efficiency to the heat dissipation case, through the surge tank, a spring, cooperation setting between second slider and the elastic arc board, the vibrations that elastic arc board and spring can cushion the transformer body and produce, make the steady work of transformer, avoid transformer vibrations noise production and influence resident's life on every side.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a cross-sectional view of a front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is a cross-sectional view of a front view of the shock absorbing device of the present invention;

fig. 5 is a cross-sectional view of a front view of the heat dissipation box of the present invention.

In the figure: 1. a base plate; 2. a transformer body; 3. a damping device; 301. a damper box; 302. a spring; 303. a second slider; 304. an elastic arc plate; 4. a column; 5. a heat dissipation box; 6. a chute; 7. a first slider; 8. a support frame; 9. a coolant tank; 10. an oil supply pump; 11. inputting an oil pipe; 12. an output oil pipe; 13. a high voltage bushing; 14. a low-pressure bushing; 15. an oil level gauge; 16. a cover plate; 17. a gasket; 18. a heat sink; 19. a first flow baffle; 20. and a second flow baffle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a primary energy efficiency oil-immersed energy-saving transformer comprises a bottom plate 1 and a transformer body 2, wherein the transformer body 2 is positioned above the bottom plate 1, a group of damping devices 3 is arranged between the bottom plate 1 and the transformer body 2, two groups of stand columns 4 are fixedly arranged on the upper surface of the bottom plate 1, a sliding groove 6 is formed in one side surface, close to the transformer body 2, of each stand column 4, a first sliding block 7 is connected inside each sliding groove 6 in a sliding mode, and one side surface, close to the transformer body 2, of each first sliding block 7 is fixedly connected with the outer surface of the transformer body 2;

the top end of the transformer body 2 is connected with a cover plate 16 through screw threads, the upper surface of the cover plate 16 is provided with evenly arranged high-voltage bushings 13, the upper surface of the cover plate 16 is provided with evenly arranged low-voltage bushings 14, the back surface of the transformer body 2 is fixedly provided with a support frame 8, the upper surface of the support frame 8 is fixedly provided with a cooling liquid tank 9 and an oil supply pump 10, the output end of the oil supply pump 10 extends into the cooling liquid tank 9, the heat dissipation tank 5 is fixedly sleeved on the outer surface of the transformer body 2, four groups of cooling fins 18 are fixedly mounted on the outer surface of the heat dissipation tank 5, the upper portion of the outer surface of the heat dissipation tank 5 is fixedly communicated with an output oil pipe 12, one end, far away from the heat dissipation tank 5, of the output oil pipe 12 is fixedly communicated with the inside of the cooling liquid tank 9, the lower portion of the outer surface of the heat dissipation tank 5 is fixedly communicated with an input oil pipe 11, and one end, far away from the heat dissipation tank 5, of the input oil pipe 11.

Further, damping device 3 includes two surge tanks 301 and elasticity circular arc board 304, the inside of two surge tanks 301 all is equipped with spring 302 and second slider 303, the surface of two second sliders 303 respectively with two surge tanks 301's inner wall sliding contact, the one end that two springs 302 kept away from each other all with surge tank 301's inside wall fixed connection, two springs 302 are close to the one end of second slider 303 all with second slider 303 fixed connection, the upper surface of two second sliders 303 is articulated mutually with the left and right sides both ends of elasticity circular arc board 304 respectively, the upper surface of elasticity circular arc board 304 and transformer body 2's bottom surface fixed connection. In this scheme, when transformer work produced vibrations, through the elasticity arc board 304 that sets up, can cushion the vibrations of 2 productions of transformer body, when elasticity arc board 304 received the impact force, elasticity arc board 304 downstream transmits the effort to spring 302 on, and spring 302 can further eliminate vibrations, makes the steady work of transformer, avoids transformer vibrations and influences resident's on every side life.

Furthermore, the inner top wall of the heat dissipation box 5 is fixedly provided with first flow baffle plates 19 which are arranged at equal intervals, and the inner bottom wall of the heat dissipation box 5 is fixedly provided with second flow baffle plates 20 which are arranged at equal intervals.

Further, an oil level gauge 15 is fixedly embedded on the upper surface of the cover plate 16, and the bottom end of the oil level gauge 15 extends to the inside of the transformer body 2. Through the scheme, the height of the oil surface of the transformer oil in the transformer can be visually observed, and the transformer is convenient to overhaul and maintain.

Further, a gasket 17 is installed between the transformer body 2 and the cover plate 16, and the gasket 17 is made of rubber. Through this scheme, can avoid transformer oil to leak out from the gap of transformer, improve the leakproofness of transformer.

The working principle is as follows: when the transformer works, the cooling liquid in the cooling liquid tank 9 is conveyed to the inside of the heat dissipation tank 5 through the arranged output oil pipe 12, the first flow baffle plate 19 and the second flow baffle plate 20 which are arranged in the heat dissipation tank 5 can increase the circulation path of the cooling liquid, so that the cooling liquid can take away the heat generated by the transformer body 2, the hot oil in the heat dissipation tank 5 is reflowed into the cooling liquid tank 9 by the oil supply pump 10 on the upper surface of the support frame 8, a cooling liquid circulation system is integrally formed, the transformer body 2 is cooled uninterruptedly, the transformer body 2 can be radiated in time, the energy loss is reduced, the heat radiation efficiency of the heat dissipation tank 5 can be improved through the four groups of radiating fins 18 fixedly arranged on the outer surface of the heat dissipation tank 5, when the transformer works to generate vibration, the transformer body 2 is shaken up and down through the arranged elastic arc plate 304, can cushion the vibrations of 2 productions of transformer body, when elasticity arc board 304 received the impact force, elasticity arc board 304 downshifts, transmits the effort to spring 302 on, and spring 302 can further eliminate vibrations, makes the steady work of transformer, avoids the transformer vibrations and influences resident's on every side life.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an one-level energy efficiency oil-immersed energy-saving transformer, includes bottom plate (1) and transformer body (2), its characterized in that: the transformer body (2) is positioned above the bottom plate (1), a group of damping devices (3) is arranged between the bottom plate (1) and the transformer body (2), two groups of stand columns (4) are fixedly installed on the upper surface of the bottom plate (1), a sliding groove (6) is formed in one side surface, close to the transformer body (2), of each stand column (4), a first sliding block (7) is connected inside each sliding groove (6) in a sliding mode, and one side surface, close to the transformer body (2), of each first sliding block (7) is fixedly connected with the outer surface of the transformer body (2);

the transformer comprises a transformer body (2), and is characterized in that the top end of the transformer body (2) is connected with a cover plate (16) through screw threads, the upper surface of the cover plate (16) is provided with evenly-arranged high-voltage sleeves (13), the upper surface of the cover plate (16) is provided with evenly-arranged low-voltage sleeves (14), the back fixed mounting of the transformer body (2) is provided with a support frame (8), the upper surface of the support frame (8) is fixedly provided with a cooling liquid tank (9) and an oil supply pump (10), the output end of the oil supply pump (10) extends to the inside of the cooling liquid tank (9), the outer surface of the transformer body (2) is fixedly sleeved with a heat dissipation tank (5), the outer surface of the heat dissipation tank (5) is fixedly provided with four groups of cooling fins (18), the upper part of the outer surface of the heat dissipation tank (5) is fixedly communicated with an output oil pipe (12), the output oil pipe (, and the lower part of the outer surface of the heat dissipation box (5) is fixedly communicated with an input oil pipe (11), and one end, far away from the heat dissipation box (5), of the input oil pipe (11) is fixedly communicated with the input end of the oil supply pump (10).

2. The primary energy efficiency oil-immersed energy-saving transformer according to claim 1, characterized in that: damping device (3) include two surge tanks (301) and elasticity circular arc board (304), two the inside of surge tank (301) all is equipped with spring (302) and second slider (303), two the surface of second slider (303) respectively with the inner wall sliding contact of two surge tanks (301), two the one end that spring (302) kept away from each other all with the inside wall fixed connection of surge tank (301), two one end that spring (302) are close to second slider (303) all with second slider (303) fixed connection, two the upper surface of second slider (303) is articulated mutually with the both ends of controlling of elasticity circular arc board (304) respectively, the upper surface of elasticity circular arc board (304) and the bottom surface fixed connection of transformer body (2).

3. The primary energy efficiency oil-immersed energy-saving transformer according to claim 1, characterized in that: the inner top wall of the heat dissipation box (5) is fixedly provided with first flow baffle plates (19) which are arranged at equal intervals, and the inner bottom wall of the heat dissipation box (5) is fixedly provided with second flow baffle plates (20) which are arranged at equal intervals.

4. The primary energy efficiency oil-immersed energy-saving transformer according to claim 1, characterized in that: the upper surface of apron (16) is fixed to be inlayed and is had oil level gaugember (15), the bottom of oil level gaugember (15) extends to the inside of transformer body (2).

5. The primary energy efficiency oil-immersed energy-saving transformer according to claim 1, characterized in that: install sealed pad (17) between transformer body (2) and apron (16), and sealed pad (17) are the rubber material.