CN211828403U

CN211828403U - Oil-immersed power transformer

Info

Publication number: CN211828403U
Application number: CN202020987889.8U
Authority: CN
Inventors: 徐刚; 孟亮亮
Original assignee: Xuzhou Ruixiang Power Equipment Co Ltd
Current assignee: Xuzhou Ruixiang Power Equipment Co Ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-10-30
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses an oil-immersed power transformer, including the transformer body, the top fixedly connected with roof of transformer body, one side fixedly connected with oil pipe at roof top, the opposite side at roof top is provided with high voltage connection terminal and low voltage connection terminal, the side fixedly connected with fin of transformer body, heat dissipation channel has been seted up to the inside of transformer body, the both sides of transformer body bottom fixed mounting respectively have air inlet device and air-out device, air inlet device and air-out device set up respectively in heat dissipation channel's both ends. The utility model discloses a cooperation design of heat dissipation channel, hot blast blowpipe apparatus and air-out device during operation can make the inside mobile air that produces of heat dissipation channel, and through mobile air with the heat discharge of transformer inside to improve the radiating effect of transformer, through the setting of first filter screen and second filter screen, can play dustproof effect to the transformer.

Description

Oil-immersed power transformer

Technical Field

The utility model relates to a transformer technical field specifically is an oil-immersed power transformer.

Background

The iron core, the winding and the oil tank of the transformer are three major components of an oil-immersed power transformer, and the performance of the transformer is directly influenced by the quality of the oil tank structure. The body (winding and iron core) of oil-immersed power transformer is installed in oil tank filled with transformer oil, and the oil tank is welded by steel plate. The oil tank of the medium and small-sized transformers consists of a tank shell and a tank cover, the transformer body of the transformer is placed in the tank shell, and the tank cover is opened to lift the transformer body out for maintenance. The cooling of current oil-immersed power transformer relies on oil-cooling, but, when transformer power is great, only rely on fluid heat dissipation, the radiating effect is relatively poor, consequently, needs an oil-immersed power transformer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil-immersed power transformer is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil-immersed power transformer, includes the transformer body, the top fixedly connected with roof of transformer body, one side fixedly connected with oil pipe at roof top, the opposite side at roof top is provided with high voltage connection terminal and low voltage connection terminal, the side fixedly connected with fin of transformer body, heat dissipation channel has been seted up to the inside of transformer body, the both sides of transformer body bottom fixed mounting respectively have air inlet device and air-out device, air inlet device and air-out device set up respectively in heat dissipation channel's both ends.

Preferably, the number of the radiating fins is four, and the four groups of radiating fins are respectively arranged on the periphery of the surface of the transformer body.

Preferably, the inside fixed mounting of air inlet device has first support, the top fixed mounting of first support has first motor, the first fan blade of output fixedly connected with of first motor, air inlet device's top fixedly connected with air-supply line, air inlet device's the first filter screen of bottom fixedly connected with.

Preferably, the inside fixed mounting of air-out device has the second support, the top fixed mounting of second support has the second motor, the output end fixedly connected with second fan blade of second motor, the top fixedly connected with air-out pipe of air-out device, the bottom fixedly connected with second filter screen of air-out device.

Preferably, the bottom fixedly connected with support column of transformer body, the quantity of support column is four, four the support column averagely divide into two sets ofly, every group the equal fixedly connected with footing in bottom of support column, the quantity of footing is two.

Preferably, the two sides of the upper surface of the top plate are fixedly connected with hanging beats, the number of the hanging beats is two, and hanging holes are formed in the surfaces of the hanging beats.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation design of radiating channel, hot blast blowpipe apparatus and air-out device during operation can make the inside mobile air that produces of radiating channel, and the heat through mobile air is discharged the inside heat of transformer to improve the radiating effect of transformer.

2. The utility model discloses a four group's fin can play basic radiating action to the transformer, through the setting of first filter screen and second filter screen, can play dustproof effect to the transformer.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural view of the air intake device of the present invention;

fig. 4 is the structure diagram of the air outlet device of the present invention.

In the figure: 1. a transformer body; 2. a top plate; 3. an oil pipe; 4. a high-voltage wiring terminal; 5. a low-voltage wiring terminal; 6. a heat sink; 7. a heat dissipation channel; 8. an air intake device; 9. an air outlet device; 10. a first bracket; 11. a first motor; 12. a first fan blade; 13. an air inlet pipe; 14. a first filter screen; 15. a second bracket; 16. a second motor; 17. a second fan blade; 18. an air outlet pipe; 19. a second filter screen; 20. a support pillar; 21. footing; 22. hanging and shooting; 23. and (4) hoisting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between 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.

Referring to fig. 1-4, the present invention provides an embodiment: an oil-immersed power transformer comprises a transformer body 1, wherein the top of the transformer body 1 is fixedly connected with a top plate 2, one side of the top plate 2 is fixedly connected with an oil pipe 3, the other side of the top plate 2 is provided with a high-voltage wiring terminal 4 and a low-voltage wiring terminal 5, the high-voltage wiring terminal 4 and the low-voltage wiring terminal 5 are respectively used for connecting a high-voltage wiring harness and a low-voltage wiring harness, the side surface of the transformer body 1 is fixedly connected with a radiating fin 6, the transformer body 1 is radiated by the radiating fin 6, a radiating channel 7 is arranged inside the transformer body 1, an air inlet device 8 and an air outlet device 9 are respectively and fixedly arranged on two sides of the bottom of the transformer body 1, the air inlet device 8 and the air outlet device 9 are respectively arranged at two ends of the radiating channel 7, and air flows inside the radiating, the heat inside the transformer is removed by the flowing air.

Further, the number of the radiating fins 6 is four, the four radiating fins 6 are respectively arranged on the periphery of the surface of the transformer body 1, and the four radiating fins 6 can play a basic radiating role for the transformer.

Further, the inside fixed mounting of hot blast blowpipe 8 has first support 10, the top fixed mounting of first support 10 has first motor 11, the first fan blade 12 of output fixedly connected with of first motor 11, the top fixedly connected with air-supply line 13 of hot blast blowpipe 8, the first filter screen 14 of bottom fixedly connected with of hot blast blowpipe 8, rotate through first fan blade 12 of first motor 11 drive, carry the outside air from air-supply line 13 in the heat dissipation channel 7, play dustproof effect through first filter screen 14.

Further, inside fixed mounting of air-out device 9 has second support 15, the top fixed mounting of second support 15 has second motor 16, the output end fixedly connected with second fan blade 17 of second motor 16, the top fixedly connected with of air-out device 9 goes out tuber pipe 18, the bottom fixedly connected with second filter screen 19 of air-out device 9, drive second fan blade 17 through second motor 16 and rotate, hot-air discharge to the external world in the passageway 7 will dispel the heat, play dustproof effect through second filter screen 19.

Further, the bottom fixedly connected with support column 20 of transformer body 1, the quantity of support column 20 is four, and four support columns 20 divide into on average two sets ofly, and the equal fixedly connected with footing 21 in bottom of every group support column 20, the quantity of footing 21 are two, through the setting of support column 20, improve transformer body 1's terrain clearance, are convenient for install the transformer through footing 21.

Further, 2 equal fixedly connected with in both sides of upper surface of roof hangs and claps 22, hangs the quantity of clapping 22 and is two, hangs two and all has seted up lewis hole 23 on clapping 22's surface, through hanging clapping 22's setting, conveniently lifts by crane the transformer.

The working principle is as follows: the first fan blade 12 is driven to rotate by the first motor 11, outside air is conveyed into the heat dissipation channel 7 from the air inlet pipe 13, the second fan blade 17 is driven to rotate by the second motor 16, hot air in the heat dissipation channel 7 is discharged to the outside, flowing air is continuously generated inside the heat dissipation channel 7, although the flowing air of the inside heat is continuously discharged, and therefore the heat dissipation efficiency of the transformer is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An oil-immersed power transformer, includes transformer body (1), its characterized in that: the transformer comprises a transformer body (1), a top fixedly connected with top plate (2), one side fixedly connected with oil pipe (3) at the top of top plate (2), the other side at the top of top plate (2) is provided with a high-voltage wiring terminal (4) and a low-voltage wiring terminal (5), side fixedly connected with radiating fins (6) of transformer body (1), a radiating channel (7) is arranged inside transformer body (1), air inlet devices (8) and air outlet devices (9) are fixedly arranged on two sides of the bottom of transformer body (1) respectively, and air inlet devices (8) and air outlet devices (9) are arranged at two ends of radiating channel (7) respectively.

2. An oil filled power transformer as claimed in claim 1, characterised in that: the number of the radiating fins (6) is four, and the four groups of radiating fins (6) are respectively arranged on the periphery of the surface of the transformer body (1).

3. An oil filled power transformer as claimed in claim 1, characterised in that: the inside fixed mounting of hot blast blowpipe apparatus (8) has first support (10), the top fixed mounting of first support (10) has first motor (11), the first fan blade (12) of output fixedly connected with of first motor (11), the top fixedly connected with air-supply line (13) of hot blast blowpipe apparatus (8), the first filter screen (14) of bottom fixedly connected with of hot blast blowpipe apparatus (8).

4. An oil filled power transformer as claimed in claim 1, characterised in that: the inside fixed mounting of air-out device (9) has second support (15), the top fixed mounting of second support (15) has second motor (16), the output fixedly connected with second fan blade (17) of second motor (16), the top fixedly connected with of air-out device (9) goes out tuber pipe (18), the bottom fixedly connected with second filter screen (19) of air-out device (9).

5. An oil filled power transformer as claimed in claim 1, characterised in that: the transformer body's (1) bottom fixedly connected with support column (20), the quantity of support column (20) is four, four support column (20) divide into two sets ofly on average, every group the equal fixedly connected with footing (21) in bottom of support column (20), the quantity of footing (21) is two.

6. An oil filled power transformer as claimed in claim 1, characterised in that: the equal fixedly connected with in both sides of roof (2) upper surface hangs bat (22), hang the quantity of clapping (22) and be two, two hang the surface of clapping (22) and all seted up lewis hole (23).