CN108735443A - High insulating radiation type transformer - Google Patents

High insulating radiation type transformer Download PDF

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Publication number
CN108735443A
CN108735443A CN201810419275.7A CN201810419275A CN108735443A CN 108735443 A CN108735443 A CN 108735443A CN 201810419275 A CN201810419275 A CN 201810419275A CN 108735443 A CN108735443 A CN 108735443A
Authority
CN
China
Prior art keywords
layer
coverboard
radiation type
shell
type transformer
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.)
Withdrawn
Application number
CN201810419275.7A
Other languages
Chinese (zh)
Inventor
刘秋光
顾卫钢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taicang Yong Rui Testing Equipment Technology Co Ltd
Original Assignee
Taicang Yong Rui Testing Equipment Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Taicang Yong Rui Testing Equipment Technology Co Ltd filed Critical Taicang Yong Rui Testing Equipment Technology Co Ltd
Priority to CN201810419275.7A priority Critical patent/CN108735443A/en
Publication of CN108735443A publication Critical patent/CN108735443A/en
Withdrawn legal-status Critical Current

Links

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
    • H01F27/02—Casings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/02—Layered products comprising a layer of paper or cardboard next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
    • 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
    • H01F27/02—Casings
    • H01F27/025—Constructional details relating to cooling
    • 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
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/06—Coating on the layer surface on metal layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/12—Coating on the layer surface on paper layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/28—Multiple coating on one surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/103—Metal fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/206—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/212—Electromagnetic interference shielding

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulating Bodies (AREA)

Abstract

The invention discloses a kind of high insulating radiation type transformers, including transformer body and shell, the shell includes first layer coverboard, second layer coverboard, third layer coverboard and the 4th layer of coverboard, cooling layer is equipped between the first layer coverboard and the second layer coverboard, it is equipped with insulating layer between the second layer coverboard and the third layer coverboard, shielded layer is equipped between the third layer coverboard and the 4th layer of coverboard；The outer surface of 4th shell is sequentially coated with anti oxidation layer, antirust coat, insulating lacquer layer and protective paint layer from inside to outside.The present invention provides a kind of high insulating radiation type transformer, and dielectric strength is high, perfect heat-dissipating transformer.

Description

High insulating radiation type transformer
Technical field
The invention belongs to technical field of electric equipment, more particularly to a kind of high insulating radiation type transformer.
Background technology
Power plant high-power transformer is typically all oil-cooled transformer, and cooling medium (transformer oil) is easy to catch fire and absolutely Edge intensity is not high for SF6.If the air-breather silica gel of transformer is replaced not in time after making moist, it is possible to cause to lead Transformer makes moist, and cause the accident hidden danger.The cooling medium and dielectric of gas-insulated transformer all use SF6 gases, have Good insulation preformance, small, light weight, maintenance be small, high reliability, but the heat dissipation performance of gas-insulated transformer compared with Difference, transformer can be awfully hot, can be unfavorable to the coil of transformer if transformer temperature is excessively high, are easy to make coil aging, shorten line Enclose service life；And transformer temperature is excessively high that there is also fire hazards.
Invention content
The invention mainly solves the technical problem of providing a kind of high insulating radiation type transformer, dielectric strength is high, radiates The good transformer of performance.
In order to solve the above technical problems, one aspect of the present invention is：A kind of high insulating radiation type transformer, Including transformer body and shell, the transformer body is located in the shell, and transformer body includes iron core and is sheathed on Coil on iron core；
The shell includes first layer coverboard, second layer coverboard, third layer coverboard and the 4th layer of coverboard, the first layer shell Plate is provided close to the side of transformer body, and the 4th layer of coverboard is disposed far from the side of transformer body, the second layer Coverboard between the first layer coverboard and the third layer coverboard, the third layer coverboard be located at the second layer coverboard with Between the 4th layer of coverboard, cooling layer, the second layer shell are equipped between the first layer coverboard and the second layer coverboard It is equipped with insulating layer between plate and the third layer coverboard, shielding is equipped between the third layer coverboard and the 4th layer of coverboard Layer；
The outer surface of 4th coverboard is sequentially coated with anti oxidation layer, antirust coat, insulating lacquer layer and protection from inside to outside Enamelled coating.
It further says, coolant liquid is equipped in the cooling layer.
It further says, the insulating layer is insulating paper layer, and the thickness of the insulating paper layer is 1-2cm.
It further says, the shielded layer is copper wire stratum reticulare.
It further says, the anti oxidation layer is anti-oxidant F-C paint layer.
It further says, the antirust coat is epoxy resin antirust coat.
It further says, the protective paint layer is ultraviolet photo-curing skin of paint.
Beneficial effects of the present invention at least have the following：
One, the present invention includes transformer body and shell, and transformer body is located in the shell, and shell includes first layer Coverboard, second layer coverboard, third layer coverboard and the 4th layer of coverboard are equipped with cooling layer between first layer coverboard and second layer coverboard, It is equipped with insulating layer between second layer coverboard and third layer coverboard, shielded layer is equipped between third layer coverboard and the 4th layer of coverboard；This The transformer of invention has cooling layer, and excellent in heat dissipation effect, transformer long-time temperature in use is not also high, being capable of extension coil use Service life reduces fire hazard；The present invention has insulating layer, and safety is good, advantageously ensures that the life security of personnel；The present invention has There is shielded layer, prevent transformer body from being influenced by external electromagnetic field, shielded layer uses copper mesh, due to the good conduction of copper Property, and reticular structure is used, thus there is good shield effectiveness, it is simple in structure, it is at low cost；
Two, the outer surface of the 4th layer of coverboard of the invention coats anti oxidation layer, antirust coat, insulating lacquer layer and protective paint successively Layer；Outer surface first applies one layer of anti oxidation layer inside antirust coat, is more conducive to prevent the 4th layer of coverboard from getting rusty oxidation, increases shell Service life；Antirust coat applies insulating layer coating outside, prevents outer housing from charging, and ensures that the personal safety of staff, security performance are good； Protective paint layer further protects shell, increases the service life of transformer shell, saves cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Each section label is as follows in attached drawing：
Shell 1, first layer coverboard 11, second layer coverboard 12, third layer coverboard 13, the 4th layer of coverboard 14, cooling layer 15, absolutely Edge layer 16, shielded layer 17, anti oxidation layer 18, antirust coat 19, insulating lacquer layer 110 and protective paint layer 111.
Specific implementation mode
The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Embodiment：A kind of high insulating radiation type transformer, as shown in Figure 1, including transformer body and shell 1, the change Depressor main body is located in the shell, and transformer body includes iron core and the coil that is sheathed on iron core；
The shell 1 includes first layer coverboard 11, second layer coverboard 12, third layer coverboard 13 and the 4th layer of coverboard 14, institute The side that first layer coverboard is provided close to transformer body is stated, the 4th layer of coverboard is disposed far from the side of transformer body, For the second layer coverboard between the first layer coverboard and the third layer coverboard, the third layer coverboard is located at described the Between two layers of coverboard and the 4th layer of coverboard, cooling layer 15 is equipped between the first layer coverboard and the second layer coverboard, Insulating layer 16, the third layer coverboard and the 4th layer of coverboard are equipped between the second layer coverboard and the third layer coverboard Between be equipped with shielded layer 17；
The outer surface of 4th coverboard is sequentially coated with anti oxidation layer 18, antirust coat 19, insulating lacquer layer 110 from inside to outside With protective paint layer 111.
Coolant liquid is equipped in the cooling layer.
The insulating layer is insulating paper layer, and the thickness of the insulating paper layer is 1-2cm.
The shielded layer is copper wire stratum reticulare.
The anti oxidation layer is anti-oxidant F-C paint layer.
The antirust coat is epoxy resin antirust coat.
The protective paint layer is ultraviolet photo-curing skin of paint.
The operation principle and the course of work of the present invention is as follows：
The present invention includes transformer body and shell, and transformer body is located in the shell, and shell includes first layer shell Plate, second layer coverboard, third layer coverboard and the 4th layer of coverboard are equipped with cooling layer between first layer coverboard and second layer coverboard, the It is equipped with insulating layer between two layers of coverboard and third layer coverboard, shielded layer is equipped between third layer coverboard and the 4th layer of coverboard；This hair Bright transformer have cooling layer, excellent in heat dissipation effect, transformer long-time temperature in use is not also high, can extension coil use the longevity Life reduces fire hazard；The present invention has insulating layer, and safety is good, advantageously ensures that the life security of personnel；The present invention has Shielded layer prevents transformer body from being influenced by external electromagnetic field, and shielded layer uses copper mesh, due to the good conduction of copper Property, and reticular structure is used, thus there is good shield effectiveness, it is simple in structure, it is at low cost；
The outer surface of the 4th layer of coverboard of the present invention coats anti oxidation layer, antirust coat, insulating lacquer layer and protective paint layer successively； Outer surface first applies one layer of anti oxidation layer inside antirust coat, is more conducive to prevent the 4th layer of coverboard from getting rusty oxidation, increases making for shell Use the service life；Antirust coat applies insulating layer coating outside, prevents outer housing from charging, and ensures that the personal safety of staff, security performance are good；It protects Vernix layer further protects shell, increases the service life of transformer shell, saves cost.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair Equivalent structure transformation made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant technical fields, Similarly it is included within the scope of the present invention.

Claims (7)

1. a kind of high insulating radiation type transformer, it is characterised in that：Including transformer body and shell (1), the transformer master Body is located in the shell, and transformer body includes iron core and the coil that is sheathed on iron core；
The shell (1) includes first layer coverboard (11), second layer coverboard (12), third layer coverboard (13) and the 4th layer of coverboard (14), the first layer coverboard is provided close to the side of transformer body, and the 4th layer of coverboard is disposed far from transformer body Side, the second layer coverboard is between the first layer coverboard and the third layer coverboard, third layer coverboard position It is equipped between the second layer coverboard and the 4th layer of coverboard, between the first layer coverboard and the second layer coverboard cold But layer (15) are equipped with insulating layer (16), the third layer coverboard and institute between the second layer coverboard and the third layer coverboard It states and is equipped with shielded layer (17) between the 4th layer of coverboard；
The outer surface of 4th coverboard is sequentially coated with anti oxidation layer (18), antirust coat (19), insulating lacquer layer from inside to outside (110) and protective paint layer (111).
2. high insulating radiation type transformer according to claim 1, it is characterised in that：Cooling is equipped in the cooling layer Liquid.
3. high insulating radiation type transformer according to claim 1, it is characterised in that：The insulating layer is insulating paper layer, The thickness of the insulating paper layer is 1-2cm.
4. high insulating radiation type transformer according to claim 1, it is characterised in that：The shielded layer is copper wire stratum reticulare.
5. high insulating radiation type transformer according to claim 1, it is characterised in that：The anti oxidation layer is anti-oxidant fluorine Carbon enamelled coating.
6. high insulating radiation type transformer according to claim 1, it is characterised in that：The antirust coat is anti-for epoxy resin Rusty scale.
7. high insulating radiation type transformer according to claim 1, it is characterised in that：The protective paint layer is ultraviolet Cure skin of paint.
CN201810419275.7A 2018-05-04 2018-05-04 High insulating radiation type transformer Withdrawn CN108735443A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810419275.7A CN108735443A (en) 2018-05-04 2018-05-04 High insulating radiation type transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810419275.7A CN108735443A (en) 2018-05-04 2018-05-04 High insulating radiation type transformer

Publications (1)

Publication Number Publication Date
CN108735443A true CN108735443A (en) 2018-11-02

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CN201810419275.7A Withdrawn CN108735443A (en) 2018-05-04 2018-05-04 High insulating radiation type transformer

Country Status (1)

Country Link
CN (1) CN108735443A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111768948A (en) * 2020-03-12 2020-10-13 江苏铭安电气有限公司 Corrosion-resistant transformer for coastal region
CN111777923A (en) * 2020-03-10 2020-10-16 江苏源通电气有限公司 Anti-aging epoxy resin box type transformer
CN111785476A (en) * 2020-03-10 2020-10-16 江苏源通电气有限公司 Anti-aging epoxy resin box type transformer
CN111808496A (en) * 2020-03-23 2020-10-23 南通鑫源电器制造有限公司 Take electromagnetic shield to resist saline and alkaline corrosion's transformer

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015168701A (en) * 2014-03-05 2015-09-28 株式会社日立産機システム Epoxy resin composition and electric power equipment using the same
CN206640450U (en) * 2017-01-20 2017-11-14 福建金闽再造烟叶发展有限公司 A kind of motor housing and electric machine
CN206976885U (en) * 2017-04-28 2018-02-06 长沙诚源电器成套有限公司 A kind of compact type intelligent box-type substation
CN207282919U (en) * 2017-05-04 2018-04-27 北京易达新电气成套设备有限公司 A kind of power switch cabinet shell

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015168701A (en) * 2014-03-05 2015-09-28 株式会社日立産機システム Epoxy resin composition and electric power equipment using the same
CN206640450U (en) * 2017-01-20 2017-11-14 福建金闽再造烟叶发展有限公司 A kind of motor housing and electric machine
CN206976885U (en) * 2017-04-28 2018-02-06 长沙诚源电器成套有限公司 A kind of compact type intelligent box-type substation
CN207282919U (en) * 2017-05-04 2018-04-27 北京易达新电气成套设备有限公司 A kind of power switch cabinet shell

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111777923A (en) * 2020-03-10 2020-10-16 江苏源通电气有限公司 Anti-aging epoxy resin box type transformer
CN111785476A (en) * 2020-03-10 2020-10-16 江苏源通电气有限公司 Anti-aging epoxy resin box type transformer
CN111768948A (en) * 2020-03-12 2020-10-13 江苏铭安电气有限公司 Corrosion-resistant transformer for coastal region
CN111808496A (en) * 2020-03-23 2020-10-23 南通鑫源电器制造有限公司 Take electromagnetic shield to resist saline and alkaline corrosion's transformer

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Application publication date: 20181102