CN210628056U

CN210628056U - Oil-immersed transformer that possesses vibration/noise reduction function

Info

Publication number: CN210628056U
Application number: CN201921656828.7U
Authority: CN
Inventors: 南乐华
Original assignee: Beite Transformer Co Ltd
Current assignee: Beite Transformer Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-26
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to an oil-immersed transformer technical field, concretely relates to oil-immersed transformer with damping and noise reduction functions, which comprises an oil tank shell, an oil tank cover, a transformer body arranged in the oil tank shell and an oil conservator which is communicated with the inside of the oil tank shell through an oil pipe, wherein a transformer supporting plate is arranged in the oil tank shell, a plurality of buffer springs are fixedly connected with the lower end surface of the transformer supporting plate, and the other ends of the buffer springs are fixedly connected with the bottom surface of the inside of the oil tank shell; the lower end face of the outer side of the oil tank shell is fixedly connected with a plurality of damping suckers, the damping suckers are made of rubber materials, the side edge of the oil tank shell is detachably connected with a sound insulation plate through a vacuum sucker, and the side face, close to the oil tank shell, of the sound insulation plate is fixedly connected with a sound absorption sponge; the utility model provides an oil-immersed transformer that possesses vibration/noise reduction function, simple structure possesses stronger vibration/noise reduction function.

Description

Oil-immersed transformer that possesses vibration/noise reduction function

Technical Field

The utility model relates to an oil-immersed transformer technical field, concretely relates to oil-immersed transformer who possesses vibration/noise reduction function.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and can be divided into a dry type transformer and an oil immersed type transformer according to a cooling mode; the oil tank of the medium and small-sized transformers consists of a box shell and a box cover, the transformer body of the transformer is placed in the box shell, and the transformer body can be lifted out for maintenance by opening the box cover.

In recent years, with the development of economy, more and more oil-immersed transformers are installed at a place close to a residential area, and the oil-immersed transformers generate great noise during operation, and are easy to generate noise pollution particularly in the peak period of power consumption in summer; on the other hand, when the oil-immersed transformer works, the body vibrates when the volume of the internal transformer oil expands or contracts along with the change of the oil temperature.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model provides an oil-immersed transformer who possesses vibration/noise reduction function, simple structure possesses stronger vibration/noise reduction function.

In order to achieve the above object, the utility model provides a following technical scheme: an oil immersed transformer with shock absorption and noise reduction functions comprises an oil tank shell, an oil tank cover, a transformer body arranged inside the oil tank shell and an oil conservator communicated with the inside of the oil tank shell through an oil pipe, wherein a transformer supporting plate is arranged in the oil tank shell in the horizontal direction, the lower end face of the transformer supporting plate is fixedly connected with a plurality of buffer springs, and the other ends of the buffer springs are fixedly connected with the bottom face of the inside of the oil tank shell; a plurality of shock absorption suckers are fixedly connected to the lower end face of the outer side of the oil tank shell, the shock absorption suckers are made of rubber materials, the side of the oil tank shell is detachably connected with a sound insulation board through a vacuum sucker, and the sound insulation board is fixedly connected with a sound absorption sponge on the side face close to the oil tank shell.

Furthermore, a plurality of buffer springs are uniformly distributed between the transformer supporting plate and the oil tank shell.

Furthermore, the damping sucker is of a 3-layer conical structure with a cavity.

Furthermore, the front side of the oil box shell is provided with an oil drainage port.

Furthermore, a warning white board is fixedly connected to the outer side face of the sound insulation board, the warning white board is made of plastic materials, and white paint is baked on the surface of the warning white board.

Furthermore, the transformer supporting plate is made of a steel plate.

Further, the sound insulation board is made of gypsum.

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

1. the lower end face of the transformer supporting plate is fixedly connected with a plurality of buffer springs, and the other ends of the buffer springs are fixedly connected with the bottom face inside the oil tank shell; the inside of the oil tank shell is divided into two independent parts by the transformer supporting plate, and the buffer spring can absorb the vibration caused by the transformer body and the transformer oil on the transformer supporting plate.

2. A plurality of shock attenuation sucking discs of lower terminal surface fixedly connected with in the oil tank shell outside, shock attenuation sucking disc adopt rubber materials to make, and rubber materials has good buffering shock-absorbing function, and shock attenuation sucking disc can absorb the vibrations that transmit the oil tank shell, further reduces vibrations.

3. The side of oil tank shell can be dismantled through vacuum chuck and be connected with the acoustic celotex board, and the acoustic celotex board is close to fixedly connected with on the side of oil tank shell and inhales the sound sponge, and on the noise propagation aspect, the acoustic celotex board can be with the noise absorption that transformer ware body produced, the sound shellfish grade of reduction noise with inhaling the sound sponge.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a shock absorbing suction cup of the present invention;

fig. 3 is a bottom view of the shock absorbing suction cup of the present invention.

In the figure: 1. an oil tank housing; 2. a fuel tank cap; 3. an oil conservator; 4. an oil pipe; 5. a transformer support plate; 6. a buffer spring; 7. a seal ring; 8. an oil drainage port; 9. a shock absorbing suction cup; 10. a vacuum chuck; 11. a transformer body; 12. a sound insulating board; 13. sound-absorbing sponge; 14. and (5) warning the white board.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some, but not all, embodiments of the present invention and are not to be considered as limiting, and that all other embodiments can be made by one of ordinary skill in the art without any inventive work.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" 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," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1-3, the present invention provides the following technical solutions: an oil immersed transformer with shock absorption and noise reduction functions comprises an oil tank shell 1, an oil tank cover 2, a transformer body 11 arranged inside the oil tank shell 1 and an oil conservator 3 communicated with the inside of the oil tank shell 1 through an oil pipe 4; the oil tank cover 2 is hinged with the oil tank shell 1; the area of the oil tank cover 2 is smaller than that of the upper top surface of the oil tank shell 1; the oil conservator 3 is fixedly arranged on one side of the upper top surface of the oil tank shell 1, which is far away from the oil tank cover 2; the oil tank shell 1 is formed by welding steel plate materials; a transformer supporting plate 5 is arranged in the oil tank shell 1 in the horizontal direction, and the transformer supporting plate 5 is in contact with the inner side wall of the oil tank shell 1; the transformer supporting plate 5 divides the interior of the oil tank shell 1 into two independent spaces, and transformer oil and a transformer body 11 soaked in the transformer oil are placed in the space above the transformer supporting plate 5; the lower end face of the transformer supporting plate 5 is fixedly connected with a plurality of buffer springs 6, the other ends of the buffer springs 6 are fixedly connected with the bottom face of the inside of the oil tank shell 1, and the buffer springs 6 are made of alloy steel materials in a spiral shape; the lower end surface of the outer side of the oil tank shell 1 is fixedly connected with a plurality of shock absorption suckers 9, the shock absorption suckers 9 are made of rubber materials, the side edge of the oil tank shell 1 is detachably connected with a sound insulation plate 12 through a vacuum sucker 10, and the vacuum sucker 10 can adopt a silica gel double-sided sucker produced by Hainin super sealing element Limited; the sound-absorbing sponge 13 is fixedly connected to the side face, close to the oil tank shell 1, of the sound-insulating plate 12, and the sound-absorbing sponge 13 is made of polyurethane materials in a honeycomb shape on the surface; the conservator 3 and the transformer body 11 are basic structures of existing oil-immersed transformers and are not specifically described here.

According to the above embodiment, the buffer spring 6 can absorb the shock caused by the transformer body 11 and the transformer oil on the transformer support plate 5; the damping suction cups 9 are made of rubber materials, the rubber materials have a good damping function, and the damping suction cups 9 can absorb the vibration transmitted to the oil tank shell 1 to further reduce the vibration; in the noise propagation layer, the sound insulation board 12 and the sound absorption sponge 13 can absorb the noise generated by the transformer body 11, thereby reducing the noise level.

In order to uniformly apply the buffer springs 6 and prevent the transformer supporting plate 5 from tilting, according to the above embodiment, in particular, referring to fig. 1, a plurality of buffer springs 6 are uniformly distributed between the transformer supporting plate 5 and the tank case 1.

To enhance the cushioning ability of the shock absorbing suction cup 9, according to the above embodiment, specifically, referring to fig. 2-3, the shock absorbing suction cup 9 has a 3-layer conical structure with a cavity.

In order to facilitate oil drainage of the oil tank shell 1, according to the above embodiment, in particular, referring to fig. 1, an oil drainage port 8 is arranged on the front side surface of the oil tank shell 1.

In order to warn children away from the transformer, specifically, referring to fig. 1, a warning white board 14 is fixedly connected to the outer side surface of the sound insulation board 12, the warning white board 14 is made of a plastic material, and white paint is baked on the surface of the warning white board 14.

In order to prevent the transformer supporting plate 5 from being corroded by the transformer oil and have a certain strength, according to the above embodiment, in particular, referring to fig. 1, the transformer supporting plate 5 is made of a steel plate.

To increase the sound insulation effect of the sound insulation board 12, the sound insulation board is made of gypsum material with better sound insulation effect, and according to the above embodiment, specifically, referring to fig. 1, the sound insulation board 12 is made of gypsum.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an oil-immersed transformer that possesses vibration/noise reduction function, includes oil tank shell (1), oil tank cap (2), arrange in transformer ware body (11) inside the oil tank shell (1) and through oil pipe (4) with conservator (3) of the inside through connection of oil tank shell (1), its characterized in that: a transformer supporting plate (5) is arranged in the oil tank shell (1) in the horizontal direction, a plurality of buffer springs (6) are fixedly connected to the lower end face of the transformer supporting plate (5), and the other ends of the buffer springs (6) are fixedly connected with the bottom face of the oil tank shell (1); the oil tank shell (1) outside a plurality of shock attenuation sucking discs of lower terminal surface fixedly connected with (9), shock attenuation sucking discs (9) adopt rubber materials to make, the side of oil tank shell (1) can be dismantled through vacuum chuck (10) and be connected with acoustic celotex board (12), acoustic celotex board (12) are close to fixedly connected with inhales sound sponge (13) on the side of oil tank shell (1).

2. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: the buffer springs (6) are uniformly distributed between the transformer support plate (5) and the oil tank shell (1).

3. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: the shock absorption sucker (9) is of a 3-layer conical structure with a cavity.

4. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: and an oil drainage port (8) is arranged on the front side surface of the oil box shell (1).

5. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: fixedly connected with warning blank (14) on the lateral surface of acoustic celotex board (12), warning blank (14) adopt plastic material to make, warning blank (14) face baking white paint.

6. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: the transformer supporting plate (5) is made of a steel plate.

7. The oil-filled transformer with the vibration/noise reduction function according to claim 1, wherein: the sound insulation board (12) is made of gypsum.