CN213459334U

CN213459334U - Power transformer with vibration protection function

Info

Publication number: CN213459334U
Application number: CN202022564618.4U
Authority: CN
Inventors: 许汶; 张利青
Original assignee: Taicang Yousheng Electronics Co ltd
Current assignee: Taicang Yousheng Electronics Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-15
Anticipated expiration: 2030-11-09

Abstract

The utility model belongs to the field of transformers, and particularly discloses a power transformer with a vibration protection function, which comprises a transformer body, an inner frame, an outer frame, a damping shock absorber, an insulator, a bearing seat, a fixed plate and a fan; the power transformer is a single-phase oil-immersed self-cooling transformer; the outer frame comprises a dustproof layer, a metal layer and a polypropylene layer, so that when the transformer runs outdoors, the influence of dust on the transformer is reduced, and the heat dissipation effect is enhanced; the fan is arranged at the bottom of the transformer, so that internal heat dissipation is accelerated, and heat accumulation is prevented; the utility model discloses a plurality of damping bumper shock absorber can make the transformer that runs outdoors receive the influence that production vibrations such as wind-force were received and fall to minimumly, and can prevent effectively that dust from getting into the transformer inside, has the significance to the electric wire netting capital construction.

Description

Power transformer with vibration protection function

Technical Field

The utility model belongs to the transformer field specifically discloses a take power transformer of vibrations protect function.

Background

The most basic type of power transformer comprises two sets of coils wound with conductive wires and inductively coupled together; when an alternating current flows in one of the coils, an alternating voltage having the same frequency is induced in the other coil, and the magnitude of the induced voltage depends on the degree of coupling and magnetic linkage between the two coils.

Because most power transformers work outdoors and are easily influenced by wind vibration and sand, a protection measure for the transformers to work outdoors for a long time is provided for the transformers to run better and more continuously.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model discloses a power transformer with a vibration protection function;

the technical scheme of the utility model as follows:

the utility model provides a take power transformer of vibrations protect function which characterized in that: the transformer comprises a transformer body, an inner frame, an outer frame, a bearing seat, a fixing plate and a fan; the transformer body is arranged in the inner frame; the inner frame is arranged in the outer frame; the fixing plate is fixed below the outer frame through a bearing seat; the fan is arranged at the center position below the outer frame.

Further, the transformer body is a single-phase oil-immersed self-cooling transformer; the transformer is internally provided with a coil and a copper core which are made of epoxy resin; quartz sand is poured around the copper core; as the utility model discloses a preferred, this transformer is high temperature resistant can the reinforce, and whole specific heat is great, is difficult for receiving the influence of heat sudden change.

Furthermore, two windings are arranged in the transformer body; the windings are connected through a plurality of capacitors; as an optimization of the present invention, to change the turn ratio and thereby adjust the output voltage.

Further, the inner frame is of an iron structure; the outer frame comprises a three-layer structure which is respectively a dustproof layer, a metal layer and a polypropylene layer; the polypropylene layer is positioned on the inner side of the outer frame; the dustproof layer is positioned on the outer side of the outer frame; the metal layer is positioned between the dustproof layer and the polypropylene layer; as an optimization of the utility model, its dust layer is the sky foam, and the metal level is the metal material that heat conductivility is strong, and the polypropylene layer is used for dispelling the heat fast.

Furthermore, the three-layer structure of the outer frame is provided with a plurality of heat dissipation holes; the heat dissipation holes are distributed at staggered positions of the three-layer structure; as an optimization of the utility model, not only can prevent dust from entering the machine body through the heat dissipation holes, but also can effectively promote the heat dissipation.

Furthermore, a plurality of damping shock absorbers are arranged between the inner frame and the outer frame; as an optimization of the utility model, the organism for eliminating pnematic the leading to rocks, avoids organism inner structure not hard up or disorderly.

Further, the inner frame is connected with the outer frame through four insulators; as an optimization of the utility model, can fully eliminate the static on the frame, prevent that the magnetic linkage from influencing inside normal operating.

Furthermore, an anti-skid pad is arranged below the fixing plate; as an optimization of the utility model, the relative sliding of the outer frame to the ground is prevented.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:

1. the power transformer with the vibration protection function can effectively and quickly discharge internal heat through the fan arranged at the bottom, so that internal heat is prevented from being accumulated;

2. the power transformer with the vibration protection function of the utility model ensures the circulation of air and prevents dust from entering from the heat dissipation holes to influence the operation of the machine body through the outer frame with the three-layer structure and the staggered heat dissipation holes;

3. the power transformer with the vibration protection function of the utility model can basically eliminate wind power generated by wind power to the machine body through the plurality of damping shock absorbers, thereby protecting the internal circuit structure and keeping the structure of equipment stable;

4. a take power transformer of vibrations protect function, through the static direction of insulator and the slipmat of pasting of bottom, can further guarantee the safe in utilization of equipment.

Drawings

Fig. 1 is a schematic diagram of a power transformer with a vibration protection function according to

embodiments

1 and 2 of the present invention;

fig. 2 is a bottom structure diagram of a power transformer with a vibration protection function according to embodiment 2 of the present invention;

fig. 3 is a hierarchical diagram of an outer frame of a power transformer with a vibration protection function according to embodiment 2 of the present invention;

fig. 4 is a perspective view of the distribution of heat dissipation holes of a power transformer with a vibration protection function according to embodiment 2 of the present invention, in which solid lines, dotted lines, and dotted lines respectively represent meshes of different layers;

in the figure: 1. the transformer comprises a transformer body, 2 parts of an inner frame, 3 parts of an outer frame, 31 parts of a dust-proof layer, 32 parts of a metal layer, 33 parts of a polypropylene layer, 4 parts of a damping shock absorber, 5 parts of an insulator, 61 parts of a bearing seat, 62 parts of a fixing plate and 7 parts of a fan.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

As shown in fig. 1, the power transformer with vibration protection function is characterized in that: comprises a transformer body 1, an inner frame 2, an outer frame 3, a bearing seat 61, a fixing plate 62 and a fan 7; the transformer body 1 is arranged in the inner frame 2; the inner frame 2 is arranged in the outer frame 3; the fixing plate 62 is fixed below the outer frame 3 through a bearing seat 61; the fan 7 is disposed at a central position below the outer frame 3.

When the outdoor power transformer is used, the inner frame 2 and the outer frame 3 are cleaned in advance, and the power transformer is placed outdoors, so that long-term stable operation in outdoor operation can be realized.

Example 2

As shown in fig. 1, 2, 3 and 4, the power transformer with vibration protection function is characterized in that: comprises a transformer body 1, an inner frame 2, an outer frame 3, a bearing seat 61, a fixing plate 62 and a fan 7; the transformer body 1 is arranged in the inner frame 2; the inner frame 2 is arranged in the outer frame 3; the fixing plate 62 is fixed below the outer frame 3 through a bearing seat 61; the fan 7 is disposed at a central position below the outer frame 3.

Preferably, the transformer body 1 is a single-phase oil-immersed self-cooling transformer; the transformer is internally provided with a coil and a copper core which are made of epoxy resin; and quartz sand is poured around the copper core.

Preferably, two windings 11 are arranged in the transformer body 1; the windings are connected by a plurality of capacitors.

Preferably, the inner frame 2 is of ferrous construction; the outer frame 3 comprises three layers of structures, namely a dustproof layer 31, a metal layer 32 and a polypropylene layer 33; the polypropylene layer 33 is positioned inside the outer frame 3; the dust-proof layer 31 is positioned outside the outer frame 3; the metal layer 32 is located between the dust protection layer 31 and the polypropylene layer 33.

Preferably, the three-layer structure of the outer frame 3 is provided with a plurality of heat dissipation holes; the heat dissipation holes are distributed in the staggered positions of the three-layer structure.

Preferably, a plurality of damping shock absorbers 4 are provided between the inner frame 2 and the outer frame 3.

Preferably, the inner frame 2 is connected to the outer frame 3 by four insulators 5.

Preferably, a non-slip mat is arranged below the fixing plate 62.

In order to ensure that the power transformer runs more safely and reliably outdoors, the oil-immersed inner core can effectively improve the heat dissipation effect, and the quartz sand is beneficial to helping heat dissipation; the two windings 11 can be adjusted to the required output voltage by adjusting the turn ratio; the three-layer structure and the attached heat dissipation holes can prevent dust and ventilate, and the normal operation of the transformer is guaranteed without heat accumulation inside; the damping shock absorber can prevent the internal vibration generated by wind.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention can not be limited thereby, and the simple equivalent changes and modifications made according to the claims and the utility model also belong to the protection scope of the present invention.

Claims

1. The utility model provides a take power transformer of vibrations protect function which characterized in that: comprises a transformer body (1), an inner frame (2), an outer frame (3), a bearing seat (61), a fixing plate (62) and a fan (7); the transformer body (1) is arranged in the inner frame (2); the inner frame (2) is arranged in the outer frame (3); the fixing plate (62) is fixed below the outer frame (3) through a bearing seat (61); the fan (7) is arranged at the center position below the outer frame (3).

2. The power transformer with the shock protection function of claim 1, wherein: the transformer body (1) is a single-phase oil-immersed self-cooling transformer; the transformer is internally provided with a coil and a copper core which are made of epoxy resin; and quartz sand is poured around the copper core.

3. The power transformer with the shock protection function of claim 1, wherein: two windings (11) are arranged in the transformer body (1); the windings are connected by a plurality of capacitors.

4. The power transformer with the shock protection function of claim 1, wherein: the inner frame (2) is of an iron structure; the outer frame (3) comprises a three-layer structure which is respectively a dustproof layer (31), a metal layer (32) and a polypropylene layer (33); the polypropylene layer (33) is positioned on the inner side of the outer frame (3); the dustproof layer (31) is positioned outside the outer frame (3); the metal layer (32) is located between the dust protection layer (31) and the polypropylene layer (33).

5. The power transformer with the shock protection function of claim 4, wherein: the three-layer structure of the outer frame (3) is provided with a plurality of heat dissipation holes; the heat dissipation holes are distributed in the staggered positions of the three-layer structure.

6. The power transformer with the shock protection function of claim 1, wherein: and a plurality of damping shock absorbers (4) are arranged between the inner frame (2) and the outer frame (3).

7. The power transformer with the shock protection function of claim 1, wherein: the inner frame (2) is connected with the outer frame (3) through four insulators (5).

8. The power transformer with the shock protection function of claim 1, wherein: and a non-slip mat is arranged below the fixing plate (62).