CN106057423A - Apparatus for reducing noises of high-capacity power transformer - Google Patents
Apparatus for reducing noises of high-capacity power transformer Download PDFInfo
- Publication number
- CN106057423A CN106057423A CN201610575564.7A CN201610575564A CN106057423A CN 106057423 A CN106057423 A CN 106057423A CN 201610575564 A CN201610575564 A CN 201610575564A CN 106057423 A CN106057423 A CN 106057423A
- Authority
- CN
- China
- Prior art keywords
- oil tank
- transformer
- iron core
- radiator
- connecting leg
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Regulation Of General Use Transformers (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses an apparatus for reducing noises of a high-capacity power transformer. The high-capacity power transformer comprises a transformer oil tank, radiators and a transformer body. The transformer body includes an iron core. The transformer oil tank has an oil tank wall; an inner oil tank wall having a corrugated structure is arranged at the inner side of the oil tank wall; a plurality of filling cavities distributed at intervals are formed between the inner oil tank wall and the oil tank wall; and sand separation layers are arranged in the filling cavities. Besides, oil tank connecting pipes connecting the radiators are ranged between the filling cavities; the radiators are provided with radiator connecting pipes connecting the oil tank; and the oil tank connecting pipes and the radiator connecting pipes are connected by corrugated pipe joints. According to the apparatus, noise reducing mechanisms are arranged at all transmittable parts or parts causing noises of the transformer, so that transformer noises can be reduced comprehensively and the noise reducing effect is good.
Description
Technical field
The invention belongs to transformer technology field, be specifically related to a kind of device reducing large-capacity power transformer noise.
Background technology
Large-capacity power transformator is primarily referred to as the power transformer of 110kV, 220kV, general employing appendiron core transformer device
Body, its power is relatively big, and operationally, stalloy, due to magnetostrictive effect, occurs continuous shaking to transformator, produce one the lowest
Heavy noise, has a strong impact on the life of transformator nearby residents.The method of existing transformator noise reduction, mainly from transformator
Installing and make a change on the housing of transformator, when such as installing, transformator is fixed on by damping elements such as rubber blankets and props up
On frame, the noise of transformator decreases, but noise reduction is not the most fairly obvious.
Summary of the invention
It is an object of the invention to: for the problem of the transformator noise reduction difference of prior art, it is provided that a kind of reduction is big
The device of capacity power transformer noise, by arranging noise reducing mechanism from each position that can transmit or produce noise of transformator,
From comprehensive reduction transformer noise, noise reduction is more preferably.
To achieve these goals, the technical solution used in the present invention is:
A kind of device reducing large-capacity power transformer noise, described high-power transformer include oil tank of transformer,
Radiator and transformer body, transformer body includes that iron core, described oil tank of transformer include oil tank wall, the inner side of oil tank wall
It is provided with the inner wall of oil tank of wave structure, between inner wall of oil tank and oil tank wall, forms several filling cavitys spaced apart,
In filling cavity, sand interlayer is set；The fuel tank connecting leg being connected radiator, institute it is provided with between filling cavity with filling cavity
The radiator stated is provided with the radiator connecting leg connecting fuel tank, between fuel tank connecting leg and radiator connecting leg by corrugated pipe connector even
Connect；
Being provided with device body feet bottom described transformer body, the bottom of device body feet arranges vibration damping offset plate；Iron core with
It is provided with the curb girder for supporting iron core between oil tank of transformer, damping element is installed between iron core and curb girder；
There are several stage portion of stalloy and stalloy stratification, described on the coiling cylinder of described iron core
Each stage portion in be provided with phenolic aldehyde rod；Four square corners of described iron core are provided with rubber slab for noise deadening.
As preferred technical scheme, described corrugated pipe connector two ends all use Quick assembling coupling structure, corrugated pipe connector
Fuel tank connecting leg and radiator connecting leg is connected respectively by the ready-packaged joint joint at two ends.
As preferred technical scheme, described device body feet uses rubber blanket, and vibration damping offset plate can use insulating board system
Become.
As preferred technical scheme, described damping element uses rubber blanket to make.
As preferred technical scheme, described rubber slab for noise deadening is wrapped in each square corners position of iron core, and two
End is fixed by screws on iron core fixed support.
Owing to have employed technique scheme, the invention has the beneficial effects as follows:
1., by arranging filling cavity on the tank wall of oil tank of transformer, in filling cavity, then fill sand, it is possible to
It is effectively increased the soundproof effect of oil tank of transformer, it is achieved the purpose of transformator noise reduction；
2. pass through to be provided with bottom transformer body between vibration damping offset plate, iron core and curb girder to be provided with damping element, from
And reduce the noise transmission between transformer body and fuel tank, reach the effect of noise reduction；
3. arrange corrugated tube by the connecting tube between oil tank of transformer with radiator to be connected, thus reduce transformer oil
Noise transmission between case and radiator, reaches the purpose of noise reduction.
Accompanying drawing explanation
Fig. 1 is the top view of the large-capacity power transformator of the present invention.
Fig. 2 is the e portion enlarged drawing of Fig. 1.
Fig. 3 is the left view of the large-capacity power transformator of the present invention.
Fig. 4 is installment state figure bottom the transformer body of the present invention.
Fig. 5 is the iron core connection status figure with curb girder of the present invention.
Fig. 6 is the phenolic aldehyde rod installment state figure of the present invention.
Fig. 7 is the rubber slab for noise deadening installment state front view of the present invention.
Fig. 8 is the rubber slab for noise deadening installment state left view of the present invention.
Reference: 1-oil tank of transformer, 101-oil tank wall, 102-inner wall of oil tank, 103-fuel tank connecting leg, 104-sand every
Layer, 105-fills cavity, 2-radiator, 201-radiator connecting leg, 3-corrugated pipe connector, 4-transformer body, 401-iron core, 5-
Device body feet, 6-vibration damping offset plate, 7-damping element, 8-curb girder, 9-phenolic aldehyde rod, 10-rubber slab for noise deadening.
Detailed description of the invention
With reference to Fig. 1-8, a kind of device reducing large-capacity power transformer noise of the present invention, described Large Copacity transformation
Device includes oil tank of transformer 1, radiator 2 and transformer body 4, and transformer body 4 includes iron core 401, the coiling circle of iron core 401
There are on post several stage portion of stalloy and stalloy stratification, described each stage portion is provided with phenolic aldehyde rod
9.Owing to the iron core 401 of transformator occurs magnetostrictive effect, iron core 401 is flexible, vibration, thus causes noise to increase, and passes through
Stepped portions at iron core 401 installs phenolic aldehyde rod 9, it is possible to reduce the vibration of iron core 401, reduces noise.
Four square corners of described iron core 401 are provided with rubber slab for noise deadening 10, and rubber slab for noise deadening 10 is wrapped in ferrum
The each square corners position of core 401, two ends are fixed by screws on iron core fixed support.Owing to whole iron core 401 is
Individual square body, four corner positions are square corner angle, and the noise produced from square corner angle position is also the biggest, by side
Shape edges and corners parcel rubber slab for noise deadening 10, thus reduce the noise reducing that square corner angle position produces.
Described oil tank of transformer 1 includes oil tank wall 101, and the inner side of oil tank wall 101 is provided with the fuel tank of wave structure
Inwall 102, forms several filling cavitys 105 spaced apart between inner wall of oil tank 102 and oil tank wall 101, fill cavity 105
Sand interlayer 104 is inside set.It is provided by the oil tank of transformer 1 of sand interlayer 104, it is possible to effective noise reduction function is outside casing
Transmission.
Being provided with the fuel tank connecting leg 103 being connected radiator 2 between filling cavity 105 with filling cavity 105, described dissipates
Hot device 2 is provided with the radiator connecting leg 201 connecting fuel tank, is connect by corrugated tube between fuel tank connecting leg 103 and radiator connecting leg 201
3 connect.Owing to corrugated pipe connector 3 has the strongest contractility, therefore oil tank of transformer 1 can be reduced by corrugated pipe connector 3
And the noise transmission between radiator 2, thus reduce the noise of whole closet.Corrugated pipe connector 3 two ends all use ready-packaged joint
Structure, corrugated pipe connector 3 connects fuel tank connecting leg 103 and radiator connecting leg 201 respectively by the ready-packaged joint joint at two ends.Ripple
Pipe joint 3 two ends are by using ready-packaged joint joint so that oil tank of transformer 1 is very convenient with dismounting with the installation of radiator 2.
Being provided with device body feet 5 bottom transformer body 4, the bottom of device body feet 5 arranges vibration damping offset plate 6；Iron core 401 with
It is provided with the curb girder 8 for supporting iron core 401 between oil tank of transformer 1, damping element 7 is installed between iron core 401 and curb girder 8；
Damping element 7 uses rubber blanket to make.
Device body feet 5 uses rubber blanket, vibration damping offset plate 6 that insulating board can be used to make.
Claims (5)
1. reduce a device for large-capacity power transformer noise, described high-power transformer include oil tank of transformer (1),
Radiator (2) and transformer body (4), transformer body (4) includes iron core (401), it is characterised in that described transformer oil
Case (1) includes that oil tank wall (101), the inner side of oil tank wall (101) are provided with the inner wall of oil tank (102) of wave structure, in fuel tank
Form several filling cavitys (105) spaced apart between wall (102) and oil tank wall (101), arrange in filling cavity (105)
Sand interlayer (104)；The fuel tank connecting leg being connected radiator (2) it is provided with between filling cavity (105) with filling cavity (105)
(103), described radiator (2) is provided with the radiator connecting leg (201) connecting fuel tank, and fuel tank connecting leg (103) is with radiator even
Connected by corrugated pipe connector (3) between pipe (201)；
Described transformer body (4) bottom is provided with device body feet (5), and the bottom of device body feet (5) arranges vibration damping offset plate
(6)；Be provided with the curb girder (8) for supporting iron core (401) between iron core (401) and oil tank of transformer (1), iron core (401) with
Damping element (7) is installed between curb girder (8)；
There are several stage portion of stalloy and stalloy stratification, in institute on the coiling cylinder of described iron core (401)
The each stage portion stated is provided with phenolic aldehyde rod (9)；Four square corners of described iron core (401) are provided with soundproof rubber
Plate (10).
Device the most according to claim 1, it is characterised in that described corrugated pipe connector (3) two ends all use fast attaching
Header structure, corrugated pipe connector (3) connects fuel tank connecting leg (103) and radiator connecting leg respectively by the ready-packaged joint joint at two ends
(201)。
Device the most according to claim 1, it is characterised in that described device body feet (5) uses rubber blanket, vibration damping offset plate
(6) insulating board can be used to make.
Device the most according to claim 1, it is characterised in that described damping element (7) uses rubber blanket to make.
Device the most according to claim 1, it is characterised in that described rubber slab for noise deadening (10) is wrapped in iron core (401)
Each square corners position, two ends are fixed by screws on iron core fixed support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575564.7A CN106057423A (en) | 2016-07-20 | 2016-07-20 | Apparatus for reducing noises of high-capacity power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575564.7A CN106057423A (en) | 2016-07-20 | 2016-07-20 | Apparatus for reducing noises of high-capacity power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106057423A true CN106057423A (en) | 2016-10-26 |
Family
ID=57188372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610575564.7A Pending CN106057423A (en) | 2016-07-20 | 2016-07-20 | Apparatus for reducing noises of high-capacity power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106057423A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106683857A (en) * | 2017-03-14 | 2017-05-17 | 陈伟 | Transformer inside device with noise and shock absorption structure |
| CN107610901A (en) * | 2017-10-31 | 2018-01-19 | 南方电网科学研究院有限责任公司 | The transformer that radiator is reinforced |
| CN108711496A (en) * | 2018-06-25 | 2018-10-26 | 河南森源电气股份有限公司 | A kind of oil-immersed type non-crystal alloy transformer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6226513Y2 (en) * | 1982-06-28 | 1987-07-07 | ||
| CN201369217Y (en) * | 2009-03-18 | 2009-12-23 | 中国北车集团大连机车车辆有限公司 | Iron core of main transformer of AC driving electric locomotive |
| CN202352456U (en) * | 2011-12-20 | 2012-07-25 | 重庆重变电器有限责任公司 | Low-noise transformer oil tank |
| CN103871718A (en) * | 2014-02-27 | 2014-06-18 | 山东华驰变压器股份有限公司 | Low-noise amorphous metal transformer |
| CN204010927U (en) * | 2014-07-31 | 2014-12-10 | 重庆市亚东亚集团变压器有限公司 | Oil tank for oil immersion type transformer |
| CN205984556U (en) * | 2016-07-20 | 2017-02-22 | 成都双星变压器有限公司 | Reduce device of high -capacity power transformer noise |
-
2016
- 2016-07-20 CN CN201610575564.7A patent/CN106057423A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6226513Y2 (en) * | 1982-06-28 | 1987-07-07 | ||
| CN201369217Y (en) * | 2009-03-18 | 2009-12-23 | 中国北车集团大连机车车辆有限公司 | Iron core of main transformer of AC driving electric locomotive |
| CN202352456U (en) * | 2011-12-20 | 2012-07-25 | 重庆重变电器有限责任公司 | Low-noise transformer oil tank |
| CN103871718A (en) * | 2014-02-27 | 2014-06-18 | 山东华驰变压器股份有限公司 | Low-noise amorphous metal transformer |
| CN204010927U (en) * | 2014-07-31 | 2014-12-10 | 重庆市亚东亚集团变压器有限公司 | Oil tank for oil immersion type transformer |
| CN205984556U (en) * | 2016-07-20 | 2017-02-22 | 成都双星变压器有限公司 | Reduce device of high -capacity power transformer noise |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106683857A (en) * | 2017-03-14 | 2017-05-17 | 陈伟 | Transformer inside device with noise and shock absorption structure |
| CN107610901A (en) * | 2017-10-31 | 2018-01-19 | 南方电网科学研究院有限责任公司 | The transformer that radiator is reinforced |
| CN108711496A (en) * | 2018-06-25 | 2018-10-26 | 河南森源电气股份有限公司 | A kind of oil-immersed type non-crystal alloy transformer |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |