CN203397877U - Low-noise dry type transformer - Google Patents
Low-noise dry type transformer Download PDFInfo
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- CN203397877U CN203397877U CN201320457474.XU CN201320457474U CN203397877U CN 203397877 U CN203397877 U CN 203397877U CN 201320457474 U CN201320457474 U CN 201320457474U CN 203397877 U CN203397877 U CN 203397877U
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- shock reducing
- pressing plate
- type transformer
- feet
- spherical
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Abstract
The utility model discloses a low-noise dry type transformer. The key point of the technical scheme is that the low-noise dry type transformer comprises a transformer body, wherein foot pads for placing the transformer body are fixed at the bottom of the transformer body, and the bottoms of the foot pads are provided with shock reducing devices. Each shock reducing device comprises a shock reducing pad, a pressing plate and a shock reducing block, wherein the shock reducing pad is formed by combining multiple elastic rubber spherical or semi-spherical particles, the pressing plate is connected with the corresponding foot pad, the shock reducing pad comprises a first shock reducing pad connected with the pressing plate and a second shock reducing pad connected with the shock reducing block, and peaks of the spherical particles on any one of the first shock reducing pad and the second shock reducing pad are located in gaps among the spherical particles on the other shock reducing pad. The low-noise dry type transformer has the advantages of having outstanding shock reducing effect and being good in noise reducing effect.
Description
Technical field
The utility model relates to a kind of transformer, and more particularly, it relates to a kind of low noise dry-type transformer.
Background technology
Dry-type transformer in currently available technology is widely used in the place of people's work such as commercial center, office block, residential quarters, life, and along with raising and the environmental administration restriction to each noise like of people's environmental consciousness, noise while how to control dry-type transformer operation, has become a very important problem.Vibrations are roots that noise produces, and transformer noise is to occur due to vibrations unshakable in one's determination the propagation by coupled object.
Chinese patent CN200920193879.0, discloses a kind of transformer with amorphous alloy made iron core of low noise, between the lower yoke of described amorphous alloy core and lower clamping piece, cushion block is set, and is provided with the position adjusting mechanism that regulates this cushion block degree of tightness on lower clamping piece.This complex structure, and result of use is undesirable, assembling trouble simultaneously.
Chinese utility model patent number is 201120463000.7 to disclose a kind of damping device that reduces dry-type transformer noise, comprise transformer body 1, the bottom of described transformer body 1 is fixed with feet 2, the bottom of described feet 2 is provided with damping device 3, described damping device 3 comprises snubber block 34, described snubber block 34 upper end is provided with the damping spring breach concaving, and in described damping spring breach, is provided with damping spring.Although the design of this structure has overcome the complex structure in last patent, the shortcoming of assembling trouble, the effect of the design damping of structure is mainly that the elasticity by damping spring realizes, so damping effect is not good, reduce the DeGrain of noise.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of damping effect outstanding, reduces the strong low noise dry-type transformer of noise result.
For achieving the above object, the utility model provides following technical scheme: a kind of low noise dry-type transformer, comprise transformer body, the bottom of described transformer body is fixed with for placing the feet of transformer body, described feet bottom is provided with damping device, described damping device comprises the beam that the spherical or hemispherical particle by a plurality of elastic caoutchoucs combines, pressing plate, snubber block, described pressing plate is connected with feet, described beam comprises the first beam being connected with pressing plate, the second beam being connected with snubber block, described first, the summit of the spherical particle on the arbitrary beam in two beams is on the gap between the spherical particle of another beam.
By adopting technique scheme, described damping device comprises the beam that the spherical or hemispherical particle by a plurality of elastic caoutchoucs combines, pressing plate, snubber block, described pressing plate is connected with feet, described beam comprises the first beam being connected with pressing plate, the second beam being connected with snubber block, described first, the summit of the spherical particle on the arbitrary beam in two beams is on the gap between the spherical particle of another beam, between transformer body and ground, increase damping device and realized isolation damping, to reduce noise, the design of this structure can make vibration wave interreflection between beam of transformer body, repeatedly obtain and absorb, can significantly reduce because of resonance transmission noise.
The utility model is further set to: an end face of described beam is provided with spherical or hemispherical particle, and other end is plane.
By adopting technique scheme, an end face of beam is provided with spherical or hemispherical particle, and other end is plane, and such design can strengthen the stability being connected between beam and pressing plate and beam and snubber block.
The utility model is further set to: described snubber block is provided with cavity, and described first and second beam is all placed in cavity, and described pressing plate, first and second beam size are all suitable with cavity size.
The utility model is further set to: four jiaos of described feet are respectively equipped with damping device.
The utility model is further set to: described snubber block is that elastic caoutchouc is made.By adopting technique scheme, can further improve damping effect, thereby reduce noise.
The utility model is further set to: described pressing plate and feet are bolted to connection.
By adopting technique scheme, pressing plate and feet are bolted to connection, and facilitate the installation and removal of damping device.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model low noise dry-type transformer embodiment;
Fig. 2 is the A portion enlarged drawing of the utility model low noise dry-type transformer Fig. 1;
Fig. 3 is the structural representation of the utility model low noise dry-type transformer embodiment beam;
Fig. 4 reduces the structural representation of the damping device of dry-type transformer noise in prior art.
Reference numeral: 1, transformer body; 2, feet; 3, damping device; 31, the first beam; 32, the second beam; 33, pressing plate; 34, snubber block; 341, cavity; 4, bolt.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model low noise dry-type transformer embodiment is described further.
A kind of low noise dry-type transformer, comprise transformer body 1, the bottom of described transformer body 1 is fixed with for placing the feet 2 of transformer body 1, described feet 2 bottoms are provided with damping device 3, described damping device 3 comprises the beam that the spherical or hemispherical particle by a plurality of elastic caoutchoucs combines, pressing plate 33, snubber block 34, described pressing plate 33 is connected with feet 2, described beam comprises the first beam 31 being connected with pressing plate 33, two beams 32 that are connected with snubber block 34, described the first beam 31, the summit of the spherical particle on the arbitrary beam in the second beam 32 is on the gap between the spherical particle of another beam.
By adopting technique scheme, described damping device 3 comprises the beam that the spherical or hemispherical particle by a plurality of elastic caoutchoucs combines, pressing plate 33, snubber block 34, described pressing plate 33 is connected with feet 2, described beam comprises the first beam 31 being connected with pressing plate 33, two beams 32 that are connected with snubber block 34, described the first beam 31, the summit of the spherical particle on the arbitrary beam in the second beam 32 is on the gap between the spherical particle of another beam, between transformer body 1 and ground, increase damping device 3 and realized isolation damping, to reduce noise, the design of this structure can make vibration wave interreflection between beam of transformer body 1, repeatedly obtain and absorb, can significantly reduce because of resonance transmission noise.
An end face of described beam is provided with spherical or hemispherical particle, and other end is plane.
By adopting technique scheme, an end face of beam is provided with spherical or hemispherical particle, and other end is plane, and such design can strengthen the stability being connected between beam and pressing plate 33 and beam and snubber block 34.
Described snubber block 34 is provided with cavity 341, and described the first beam 31, the second beam 32 are all placed in cavity 341, and described pressing plate 33, the first beam 31, the second beam 32 sizes are all big or small suitable with cavity 341.
Four jiaos of described feet 2 are respectively equipped with damping device 3.
Described snubber block 34 is made for elastic caoutchouc.By adopting technique scheme, can further improve damping effect, thereby reduce noise.
Described pressing plate 33 is fixedly connected with by bolt 4 with feet 2.
By adopting technique scheme, pressing plate 33 is fixedly connected with by bolt 4 with feet 2, facilitates the installation and removal of damping device 3.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a low noise dry-type transformer, comprise transformer body, the bottom of described transformer body is fixed with for placing the feet of transformer body, described feet bottom is provided with damping device, it is characterized in that: described damping device comprises the beam that the spherical or hemispherical particle by a plurality of elastic caoutchoucs combines, pressing plate, snubber block, described pressing plate is connected with feet, described beam comprises the first beam being connected with pressing plate, the second beam being connected with snubber block, described first, the summit of the spherical particle on the arbitrary beam in two beams is on the gap between the spherical particle of another beam.
2. low noise dry-type transformer according to claim 1, is characterized in that: an end face of described beam is provided with spherical or hemispherical particle, and other end is plane.
3. low noise dry-type transformer according to claim 1 and 2, is characterized in that: described snubber block is provided with cavity, and described first and second beam is all placed in cavity, and described pressing plate, first and second beam size are all suitable with cavity size.
4. low noise dry-type transformer according to claim 3, is characterized in that: four jiaos of described feet are respectively equipped with damping device.
5. low noise dry-type transformer according to claim 4, is characterized in that: described snubber block is that elastic caoutchouc is made.
6. low noise dry-type transformer according to claim 5, is characterized in that: described pressing plate and feet are bolted to connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320457474.XU CN203397877U (en) | 2013-07-27 | 2013-07-27 | Low-noise dry type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320457474.XU CN203397877U (en) | 2013-07-27 | 2013-07-27 | Low-noise dry type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203397877U true CN203397877U (en) | 2014-01-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320457474.XU Expired - Fee Related CN203397877U (en) | 2013-07-27 | 2013-07-27 | Low-noise dry type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203397877U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104269244A (en) * | 2014-10-14 | 2015-01-07 | 厦门电业机电服务有限公司 | Shock absorption and noise reduction device of transformer |
| CN104332280A (en) * | 2014-11-10 | 2015-02-04 | 镇江船舶电器有限责任公司 | Anti-vibration connecting device of transformer for ship |
| CN104376972A (en) * | 2014-11-24 | 2015-02-25 | 中国电力工程顾问集团西南电力设计院 | 500kV transformer shock insulation structure and installation method |
| CN105924701A (en) * | 2016-05-09 | 2016-09-07 | 郭秀珍 | Transformer damping device of power system |
| CN106252029A (en) * | 2016-09-27 | 2016-12-21 | 国家电网公司 | A kind of vibration and noise reducing device for dry-type distribution transformer |
-
2013
- 2013-07-27 CN CN201320457474.XU patent/CN203397877U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104269244A (en) * | 2014-10-14 | 2015-01-07 | 厦门电业机电服务有限公司 | Shock absorption and noise reduction device of transformer |
| CN104332280A (en) * | 2014-11-10 | 2015-02-04 | 镇江船舶电器有限责任公司 | Anti-vibration connecting device of transformer for ship |
| CN104376972A (en) * | 2014-11-24 | 2015-02-25 | 中国电力工程顾问集团西南电力设计院 | 500kV transformer shock insulation structure and installation method |
| CN105924701A (en) * | 2016-05-09 | 2016-09-07 | 郭秀珍 | Transformer damping device of power system |
| CN106252029A (en) * | 2016-09-27 | 2016-12-21 | 国家电网公司 | A kind of vibration and noise reducing device for dry-type distribution transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20180727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |