CN107359037A - A kind of 10kv open airs combination voltage transformer - Google Patents
A kind of 10kv open airs combination voltage transformer Download PDFInfo
- Publication number
- CN107359037A CN107359037A CN201710392742.7A CN201710392742A CN107359037A CN 107359037 A CN107359037 A CN 107359037A CN 201710392742 A CN201710392742 A CN 201710392742A CN 107359037 A CN107359037 A CN 107359037A
- Authority
- CN
- China
- Prior art keywords
- voltage transformer
- winding
- silicon rubber
- coil block
- secondary winding
- 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.)
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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
- H01F27/24—Magnetic cores
- H01F27/25—Magnetic cores made from strips or ribbons
-
- 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
-
- 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
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Of Coils (AREA)
Abstract
The invention discloses a kind of 10kv open airs combination voltage transformer, including two voltage transformers, silicon rubber insulation housing, poured with epoxy resin layer, polytetrafluoroethylene (PTFE) full skirt sleeve pipe, coil block, the silicon rubber insulation housing upper surface is provided with two polytetrafluoroethylene (PTFE) full skirt sleeve pipes, and the junction of the capacitance tube and coil block is provided with fuse；The coil block includes ring-shaped core, first winding, secondary winding and damping resonance eliminator；Secondary winding is wound with the annular core, first winding is wound with the outside of secondary winding；The ring-shaped core is internally provided with damping resonance eliminator；The epoxy resin layer sealed envelope pours whole coil block periphery.The present invention avoids the generation of resonance phenomena, so as to realize the function of voltage transformer prevention resonance, protects transformer not to be burned out, electric property is superior, has preferable economic benefit and long-range social benefit by installing damping resonance eliminator additional in core interior.
Description
Technical field
The present invention relates to transformer field, more particularly to the outdoor anti-resonant combination voltage transformers of 10kv.
Background technology
Combined voltage transformer is the equipment commonly used in power system, and generally and the composition of electric capacity present in system is numerous
Complicated oscillation circuit, causes ferro-resonance over-voltage, causes transformer heating burnout or blast, fuse failure and other electricity
The flashover breakdown accident of gas equipment.Existing voltage transformer seldom takes the phenomenon of prevention resonance, it would be highly desirable to invents a kind of new
Transformer solves this problem.
The content of the invention
It is an object of the invention to provide 10kv open airs combination voltage transformer, the hair of mutual-inductor resonance phenomenon can be prevented
Raw, electric property is superior, and anti-overvoltage performance, water resistance are good.
To achieve the above object, the present invention provides following technical scheme：A kind of 10kv open airs combination voltage transformer, including
Two voltage transformers, silicon rubber insulation housing, poured with epoxy resin layer, polytetrafluoroethylene (PTFE) full skirt sleeve pipe, coil block, it is described
Voltage transformer is symmetricly set in the inside of silicon rubber insulation housing；The silicon rubber insulation housing upper surface is provided with two and gathered
Tetrafluoroethene full skirt sleeve pipe, polytetrafluoroethylene (PTFE) full skirt inside pipe casing are provided with capacitance tube；The company of the capacitance tube and coil block
The place of connecing is provided with fuse；The coil block includes ring-shaped core, first winding, secondary winding and damping resonance eliminator；It is described
Secondary winding is wound with annular core, first winding is wound with the outside of secondary winding；The secondary winding and first winding layer
Between use the compound foil insulation of empire paper；The ring-shaped core is internally provided with damping resonance eliminator；The epoxy resin layer sealing
Parcel pours whole coil block periphery.
Further, the annular core is rolled up using the cold rolled grain oriented silicon steel band of the minimum high magnetic flux density of iron loss
Turn to.
Further, the first binding post and the second wiring are respectively arranged with described two polytetrafluoroethylene (PTFE) full skirt sleeve pipes
Terminal.
Further, the inside of the silicon rubber insulation housing is additionally provided with secondary terminal box, is provided with secondary terminal box
The metal cable waterproof connector of waterproof is sealed, the 3rd binding post of sealing waterproof is provided with joint.
Further, the silicon rubber insulation housing bottom is provided with installation frid.
The beneficial effects of the invention are as follows：A kind of 10kv open airs combination voltage transformer is using the minimum high magnetic flux of iron loss
Annular core made of the cold rolled grain orientation silicon steel tape wrapping of density, adds the sectional area of iron core, and iron core has magnetic circuit pair
The advantages of title, magnetic resistance are small, loss is small, improves magnetic flux ability；Silicon rubber insulation housing ageing-resistant performance and excellent insulating property；
Capacitance tube sets fuse with coil block junction, and the purpose is to prevent from destroying one under the high pressure inclement weather conditions such as thunderbolt
Secondary winding coil；The centre of coil is provided with damping resonance eliminator in addition, so that the voltage transformer possesses anti-resonance work(
Can, it ensure that the security and stability of transformer.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
In figure：1st, silicon rubber insulation housing；2nd, polytetrafluoroethylene (PTFE) full skirt sleeve pipe；3rd, capacitance tube；4th, fuse；5th, first winding；
6th, secondary winding；7th, empire paper composite insulating foil；8th, annular core；9th, resonance eliminator is damped；10th, epoxy resin LIFT；11st, it is secondary
Terminal box；12nd, metal cable waterproof connector；13rd, the 3rd binding post；The 14th, frid is installed；15th, the first binding post；16th,
Two binding posts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme：A kind of 10kv open airs combination voltage transformer, including two
Voltage transformer, silicon rubber insulation housing 1, poured with epoxy resin layer 10, polytetrafluoroethylene (PTFE) full skirt sleeve pipe 2, coil block, it is described
Two voltage transformers are symmetricly set in the inside of silicon rubber insulation housing 1, save space, and silicon rubber insulation housing 1 is resistance to old
Change performance and excellent insulating property；The upper surface of silicon rubber insulation housing 1 is provided with two polytetrafluoroethylene (PTFE) full skirt sleeve pipes 2,
Polytetrafluoroethylene (PTFE) full skirt sleeve pipe 2 is internally provided with capacitance tube 3；The junction of the capacitance tube 3 and coil block is provided with fusing
Device 4, fuse 4 are connected with primary winding, greatly improve overvoltage ability；The coil block includes ring-shaped core 8, one
Secondary winding 5, secondary winding 6 and damping resonance eliminator 9, annular core 8 use the cold rolled grain of the minimum high magnetic flux density of iron loss
Made of orientation silicon steel tape wrapping, sectional area is added, improves magnetic flux ability, with magnetic circuit is symmetrical, magnetic resistance is small, loss is small
Advantage, secondary winding 6 is wound with annular core 8, the outside of secondary winding 6 is wound with first winding 5, and secondary winding 6 passes through one
Secondary winding 5, secondary winding 6 are insulated with the interlayer of first winding 5 using empire paper composite insulating foil 7, and layer insulation ability is greatly improved；
The ring-shaped core 8 is internally provided with damping resonance eliminator 9, and damping resonance eliminator 9 can prevent transformer to be occurred in use
Resonance phenomena, protect the safe to use of voltage transformer；Epoxy resin LIFT sealed envelope pours whole coil block periphery,
Very strong insulating properties are made it have, while protect internal structure not to be damaged.
Further, the annular core 8 uses the cold rolled grain oriented silicon steel band of the minimum high magnetic flux density of iron loss
Winding is made.
Further, the first binding post 15 and second is respectively arranged with described two polytetrafluoroethylene (PTFE) full skirt sleeve pipes 2
Binding post 16.
Further, the inside of the silicon rubber insulation housing 1 is additionally provided with secondary terminal box 11, at secondary terminal box 11
Provided with the metal cable waterproof connector 12 for sealing waterproof, the 3rd binding post 13 of sealing waterproof is provided with joint 12.
Further, the bottom of silicon rubber insulation housing 1 is provided with installation frid 14, convenient installation.
Described above, only best mode for carrying out the invention, any one skilled in the art is in the present invention
In the technical scope of disclosure, the simple change or equivalence replacement of the technical scheme that can be become apparent to each fall within the present invention's
In protection domain.
Claims (5)
1. a kind of 10kv open airs combination voltage transformer, including two voltage transformers, silicon rubber insulation housing, epoxy resin pour
Note layer, polytetrafluoroethylene (PTFE) full skirt sleeve pipe, coil block, it is characterised in that：It is exhausted that the voltage transformer is symmetricly set in silicon rubber
The inside of edge housing；The silicon rubber insulation housing upper surface is provided with two polytetrafluoroethylene (PTFE) full skirt sleeve pipes, polytetrafluoroethylene (PTFE)
Full skirt inside pipe casing is provided with capacitance tube；The junction of the capacitance tube and coil block is provided with fuse；The coil group
Part includes ring-shaped core, first winding, secondary winding and damping resonance eliminator；It is wound with secondary winding on the annular core, two
First winding is wound with the outside of secondary winding；The secondary winding uses the compound foil insulation of empire paper with first winding interlayer；Institute
State ring-shaped core and be internally provided with damping resonance eliminator；The epoxy resin layer sealed envelope pours whole coil block periphery.
A kind of 2. 10kv open airs combination voltage transformer according to claim 1, it is characterised in that：The annular core is adopted
It is made of the cold rolled grain orientation silicon steel tape wrapping of the minimum high magnetic flux density of iron loss.
A kind of 3. 10kv open airs combination voltage transformer according to claim 1, it is characterised in that：Described two polytetrafluoros
The first binding post and the second binding post are respectively arranged with ethene full skirt sleeve pipe.
A kind of 4. 10kv open airs combination voltage transformer according to claim 1, it is characterised in that：The silicon rubber insulation
The inside of housing is additionally provided with secondary terminal box, and the metal cable waterproof connector of sealing waterproof, joint are provided with secondary terminal box
On be provided with sealing waterproof the 3rd binding post.
A kind of 5. 10kv open airs combination voltage transformer according to claim 1, it is characterised in that：The silicon rubber insulation
Shell body bottom is provided with installation frid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392742.7A CN107359037A (en) | 2017-05-27 | 2017-05-27 | A kind of 10kv open airs combination voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392742.7A CN107359037A (en) | 2017-05-27 | 2017-05-27 | A kind of 10kv open airs combination voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107359037A true CN107359037A (en) | 2017-11-17 |
Family
ID=60271771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710392742.7A Pending CN107359037A (en) | 2017-05-27 | 2017-05-27 | A kind of 10kv open airs combination voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107359037A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335891A (en) * | 2017-12-20 | 2018-07-27 | 安徽华能集团电器有限公司 | A kind of heat dissipation type voltage transformer |
| CN108335890A (en) * | 2017-12-20 | 2018-07-27 | 安徽华能集团电器有限公司 | A kind of Portable voltage mutual inductor |
| CN108447667A (en) * | 2018-05-04 | 2018-08-24 | 卓维电力科技有限公司 | A kind of safe voltage transformer |
| CN114823015A (en) * | 2022-06-29 | 2022-07-29 | 山东泰开互感器有限公司 | Overvoltage protector, manufacturing method and capacitor voltage transformer |
Citations (10)
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|---|---|---|---|---|
| DE3048285A1 (en) * | 1980-12-20 | 1982-07-29 | Friedrich Dr.-Ing. e.h. 8600 Bamberg Raupach | MOLDED-INSULATED MEASURING CONVERTER, ESPECIALLY CURRENT AND VOLTAGE CONVERTER |
| CN2231446Y (en) * | 1995-02-25 | 1996-07-17 | 福州市安特高压开关厂 | Mutual inductor |
| CN200979569Y (en) * | 2006-12-01 | 2007-11-21 | 金存良 | A protective three-phase power measuring box |
| CN202502890U (en) * | 2012-03-30 | 2012-10-24 | 大连北方互感器集团有限公司 | Indoor cabled voltage transformer for electric locomotive |
| CN202585086U (en) * | 2012-05-29 | 2012-12-05 | 大连金业电力设备有限公司 | 10kV epoxy resin cast composite protective voltage transformer with fuses |
| CN202633015U (en) * | 2012-07-04 | 2012-12-26 | 大连金业电力设备有限公司 | Epoxy resin poured composite voltage transformer |
| CN103545099A (en) * | 2013-10-22 | 2014-01-29 | 江苏靖江互感器厂有限公司 | Voltage mutual inductor |
| CN205104354U (en) * | 2015-09-22 | 2016-03-23 | 安徽华能集团电器有限公司 | Mini voltage transformer |
| CN106601456A (en) * | 2017-01-05 | 2017-04-26 | 繁昌县易能科技有限责任公司 | Oil-immersed potential transformer |
| CN206161718U (en) * | 2016-10-18 | 2017-05-10 | 珠海许继电气有限公司 | Double zero sequence voltage measuring device of outdoor type power supply |
-
2017
- 2017-05-27 CN CN201710392742.7A patent/CN107359037A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3048285A1 (en) * | 1980-12-20 | 1982-07-29 | Friedrich Dr.-Ing. e.h. 8600 Bamberg Raupach | MOLDED-INSULATED MEASURING CONVERTER, ESPECIALLY CURRENT AND VOLTAGE CONVERTER |
| CN2231446Y (en) * | 1995-02-25 | 1996-07-17 | 福州市安特高压开关厂 | Mutual inductor |
| CN200979569Y (en) * | 2006-12-01 | 2007-11-21 | 金存良 | A protective three-phase power measuring box |
| CN202502890U (en) * | 2012-03-30 | 2012-10-24 | 大连北方互感器集团有限公司 | Indoor cabled voltage transformer for electric locomotive |
| CN202585086U (en) * | 2012-05-29 | 2012-12-05 | 大连金业电力设备有限公司 | 10kV epoxy resin cast composite protective voltage transformer with fuses |
| CN202633015U (en) * | 2012-07-04 | 2012-12-26 | 大连金业电力设备有限公司 | Epoxy resin poured composite voltage transformer |
| CN103545099A (en) * | 2013-10-22 | 2014-01-29 | 江苏靖江互感器厂有限公司 | Voltage mutual inductor |
| CN205104354U (en) * | 2015-09-22 | 2016-03-23 | 安徽华能集团电器有限公司 | Mini voltage transformer |
| CN206161718U (en) * | 2016-10-18 | 2017-05-10 | 珠海许继电气有限公司 | Double zero sequence voltage measuring device of outdoor type power supply |
| CN106601456A (en) * | 2017-01-05 | 2017-04-26 | 繁昌县易能科技有限责任公司 | Oil-immersed potential transformer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335891A (en) * | 2017-12-20 | 2018-07-27 | 安徽华能集团电器有限公司 | A kind of heat dissipation type voltage transformer |
| CN108335890A (en) * | 2017-12-20 | 2018-07-27 | 安徽华能集团电器有限公司 | A kind of Portable voltage mutual inductor |
| CN108335891B (en) * | 2017-12-20 | 2020-05-08 | 安徽华能集团电器有限公司 | Heat dissipation formula voltage transformer |
| CN108335890B (en) * | 2017-12-20 | 2020-11-24 | 安徽华能集团电器有限公司 | Portable voltage transformer |
| CN108447667A (en) * | 2018-05-04 | 2018-08-24 | 卓维电力科技有限公司 | A kind of safe voltage transformer |
| CN114823015A (en) * | 2022-06-29 | 2022-07-29 | 山东泰开互感器有限公司 | Overvoltage protector, manufacturing method and capacitor voltage transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171117 |