CN204407172U - A kind of voltage transformer of anti-high-voltage impact - Google Patents
A kind of voltage transformer of anti-high-voltage impact Download PDFInfo
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- CN204407172U CN204407172U CN201520110547.7U CN201520110547U CN204407172U CN 204407172 U CN204407172 U CN 204407172U CN 201520110547 U CN201520110547 U CN 201520110547U CN 204407172 U CN204407172 U CN 204407172U
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Abstract
The utility model belongs to voltage transformer device technical field, particularly relate to a kind of voltage transformer of anti-high-voltage impact, the voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts, spiral inductance, electrostatic shielding, add thick dielectric layer, a wire, a winding, the utility model is topmost to be characterised in that, a described winding leads adopts insulated conductor coiled, make an air core inductor, described spiral inductance one end welding once described lead-in wire inserts, the described electrostatic shielding of another termination high voltage winding group.When having impact; the inductance that described spiral inductance produces can effectively sponge a part of impact energy; the utility model is rational in infrastructure; with strong points; increasing insulation material layer makes electrostatic shielding and a conductor turns insulate, and ensures once not to be destroyed with layer insulation between conductor turns in various impact, thus protects voltage transformer reliability service under high voltages; it is with a wide range of applications, and is suitable for applying.
Description
Technical field
The utility model belongs to voltage transformer device technical field, particularly relates to a kind of voltage transformer of anti-high-voltage impact.
Background technology
A winding of voltage transformer is directly connected in electric power system; under electromagnetic induction principle effect; its secondary winding induces the secondary voltage of corresponding multiplying power, supplying secondary measuring instrument and protective meter, measures the voltage of electric power system and the reliability service of electric energy and protection electric power system.Voltage transformer long-time running is on high-voltage fence, various impacts in high-pressure system direct disintegration voltage instrument transformer overhang insulation, this kind of impact comprises Operating Over Voltage Surge, lightning overvoltage is impacted, inlet wire cable capacitance energy-storage impact, the humorous wave impact etc. that various high-voltage semi-conductor rectification and frequency conversion equipment produce.These voltage levels impacted and the size that releases energy are difficult to accurately measure, but after they invade voltage transformer end, can destroy between a conductor turns of inlet wire end in short-term and layer insulation, finally cause voltage transformer turn-to-turn short circuit to be burnt, directly affect the safe operation of voltage transformer.Thus the safe operation of electric power system is impacted.
Summary of the invention
For the deficiency that prior art exists; the purpose of this utility model is to provide a kind of rational in infrastructure; with strong points; increasing insulation material layer makes electrostatic shielding and a conductor turns insulate; ensure once not to be destroyed with layer insulation between conductor turns in various impact; thus protecting voltage transformer reliability service under high voltages, it is with a wide range of applications, and is suitable for applying.
For achieving the above object, the utility model realizes by the following technical solutions:
The voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts, spiral inductance, electrostatic shielding, add thick dielectric layer, a wire, a winding, the utility model is topmost to be characterised in that, the lead-in wire of a described winding adopts insulated conductor coiled, make an air core inductor, described spiral inductance one end welding once described lead-in wire inserts, the described electrostatic shielding of another termination high voltage winding group, can not produce a described winding and destroy, described electrostatic shielding adopts the Copper Foil of hard state to make, and two ends semiconducting paper shields.Copper Foil will be pounded around core window one, the described wire of overall parcel, described lead-in wire inserts lower end is connected to described spiral inductance, the other end of described spiral inductance is connected to described electrostatic shielding, add thick dielectric layer described in being provided with between described electrostatic shielding and a described wire, a described winding upper end is provided with a described wire.
By adopting technique scheme: the voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts, spiral inductance, electrostatic shielding, add thick dielectric layer, a wire, a winding, the utility model is topmost to be characterised in that, the lead-in wire of a described winding adopts insulated conductor coiled, make an air core inductor, described spiral inductance one end welding once described lead-in wire inserts, the described electrostatic shielding of another termination high voltage winding group, can not produce a described winding and destroy, described electrostatic shielding adopts the Copper Foil of hard state to make, two ends semiconducting paper shields.Copper Foil will be pounded around core window one, the described wire of overall parcel, described lead-in wire inserts lower end is connected to described spiral inductance, the other end of described spiral inductance is connected to described electrostatic shielding, when having high-voltage impact, the inductance that described spiral inductance produces can effectively sponge a part of impact energy, improve the reliability of device under high voltage environment widely, described electrostatic shielding fully can sponge high voltage, prevent high voltage from destroying a described winding, thick dielectric layer is added described in being provided with between described electrostatic shielding and a described wire, the described thickness adding thick dielectric layer can carry out free adjustment according to actual condition, the withstand voltage of test insulating material, increase the thickness of insulation, the insulation thickness at this position is made to be 6 times of layer thickness, prevent high voltage from destroying a described winding, a described winding upper end is provided with a described wire.
The utility model is set to further: described in add thick dielectric layer thickness can carry out free adjustment according to actual condition.
By adopting technique scheme, the described thickness adding thick dielectric layer can carry out free adjustment according to actual condition, and the withstand voltage of test insulating material, increases the thickness of insulation, make the insulation thickness at this position be 6 times of layer thickness, prevent high voltage from destroying a described winding.
The utility model is set to further: when having high-voltage impact, and the inductance that described spiral inductance produces can effectively sponge a part of impact energy.
By adopting technique scheme, when having high-voltage impact, the inductance that described spiral inductance produces can effectively sponge a part of impact energy, improves the reliability of device under high voltage environment widely.
The utility model is set to further: when there being high-voltage impact, and described electrostatic shielding fully can sponge high voltage.
By adopting technique scheme, when there being high-voltage impact, described electrostatic shielding fully can sponge high voltage, prevents high voltage from destroying a described winding.
The utility model is set to further: be connected to many shunt resistances and divider resistance in circuit.
By adopting technique scheme, being connected to many shunt resistances and divider resistance in circuit, circuit can be helped further to carry out shunting and dividing press operation, improve the stability of device under high voltage environment.
The utility model is set to further: be provided with voltmeter and electric energy meter in circuit.
By adopting technique scheme, in circuit, be provided with voltmeter and electric energy meter, can the energy ezpenditure of magnitude of voltage in real time inspection circuit and circuit.
The utility model is set to further: be connected with emergency alarm device in circuit.
By adopting technique scheme, be connected with emergency alarm device in circuit, emergency alarm device inside is provided with buzzer and warning lamp, when circuit something unexpected happened, and warning lamp flicker call user's attention while that buzzer can giving the alarm.
The beneficial effects of the utility model are:
1 the utility model one time winding leads adopts insulated conductor coiled, makes an air core inductor, inductance one end welding primary connection inserts, the electrostatic shielding of another termination high voltage winding group.When having impact, the inductance that inductance produces can effectively sponge a part of impact energy.
The thickness that 2 the utility model add thick dielectric layer can carry out free adjustment according to actual condition.
3 the utility model electrostatic shieldings adopt the Copper Foil of hard state to make, and two ends semiconducting paper shields.Copper Foil will be pounded around core window one, an overall parcel wire.
4 the utility model are when there being high-voltage impact, and electrostatic shielding fully can sponge high voltage, prevent high voltage from destroying a winding.
Emergency alarm device is connected with in 5 the utility model circuit.
6 the utility model structures are simple, and the operational reliability of voltage transformer improves greatly, improves power train safe operation quality, has good market popularization value.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-goes between inserts, and 2-spiral inductance, 3-electrostatic shielding, 4-adds thick dielectric layer, 5-wire, 6-winding.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Be described further with reference to the voltage transformer embodiment of Fig. 1 to the anti-high-voltage impact of the utility model:
For achieving the above object, the utility model realizes by the following technical solutions:
The voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts 1, spiral inductance 2, electrostatic shielding 3, add thick dielectric layer 4, a wire 5, a winding 6, the utility model is topmost to be characterised in that, the lead-in wire of a winding 6 adopts insulated conductor coiled, make an air core inductor, the welding of spiral inductance 2 one end is lead-in wire inserts 1 once, the electrostatic shielding 3 of another termination high voltage winding group, can not produce destroy a winding 6, electrostatic shielding 3 adopts the Copper Foil of hard state to make, and two ends semiconducting paper shields.Copper Foil will be pounded around core window one, an overall parcel wire 5, lead-in wire inserts 1 lower end is connected to spiral inductance 2, and the other end of spiral inductance 2 is connected to electrostatic shielding 3, be provided with between electrostatic shielding 3 and a wire 5 and add thick dielectric layer 4, one time winding 6 upper end is provided with a wire 5.
By adopting technique scheme: the voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts 1, spiral inductance 2, electrostatic shielding 3, add thick dielectric layer 4, a wire 5, a winding 6, the utility model is topmost to be characterised in that, the lead-in wire of a winding 6 adopts insulated conductor coiled, make an air core inductor, the welding of spiral inductance 2 one end is lead-in wire inserts 1 once, the electrostatic shielding 3 of another termination high voltage winding group, can not produce destroy a winding 6, electrostatic shielding 3 adopts the Copper Foil of hard state to make, and two ends semiconducting paper shields.Copper Foil will be pounded around core window one, an overall parcel wire 5, lead-in wire inserts 1 lower end is connected to spiral inductance 2, the other end of spiral inductance 2 is connected to electrostatic shielding 3, when having high-voltage impact, the inductance that spiral inductance 2 produces can effectively sponge a part of impact energy, improve the reliability of device under high voltage environment widely, electrostatic shielding 3 fully can sponge high voltage, prevent high voltage from destroying a winding 6, be provided with between electrostatic shielding 3 and a wire 5 and add thick dielectric layer 4, the thickness adding thick dielectric layer 4 can carry out free adjustment according to actual condition, the withstand voltage of test insulating material, increase the thickness of insulation, the insulation thickness at this position is made to be 6 times of layer thickness, prevent high voltage from destroying a winding 6, one time winding 6 upper end is provided with a wire 5.
The utility model is set to further: the thickness adding thick dielectric layer 4 can carry out free adjustment according to actual condition.
By adopting technique scheme, the thickness adding thick dielectric layer 4 can carry out free adjustment according to actual condition, and the withstand voltage of test insulating material, increases the thickness of insulation, make the insulation thickness at this position be 6 times of layer thickness, prevent high voltage from destroying a winding 6.
The utility model is set to further: when having high-voltage impact, and the inductance that spiral inductance 2 produces can effectively sponge a part of impact energy.
By adopting technique scheme, when having high-voltage impact, the inductance that spiral inductance 2 produces can effectively sponge a part of impact energy, improves the reliability of device under high voltage environment widely.
The utility model is set to further: when there being high-voltage impact, and electrostatic shielding 3 fully can sponge high voltage.
By adopting technique scheme, when there being high-voltage impact, electrostatic shielding 3 fully can sponge high voltage, prevents high voltage from destroying a winding 6.
The utility model is set to further: be connected to many shunt resistances and divider resistance in circuit.
By adopting technique scheme, being connected to many shunt resistances and divider resistance in circuit, circuit can be helped further to carry out shunting and dividing press operation, improve the stability of device under high voltage environment.
The utility model is set to further: be provided with voltmeter and electric energy meter in circuit.
By adopting technique scheme, in circuit, be provided with voltmeter and electric energy meter, can the energy ezpenditure of magnitude of voltage in real time inspection circuit and circuit.
The utility model is set to further: be connected with emergency alarm device in circuit.
By adopting technique scheme, be connected with emergency alarm device in circuit, emergency alarm device inside is provided with buzzer and warning lamp, when circuit something unexpected happened, and warning lamp flicker call user's attention while that buzzer can giving the alarm.
Utilize technical scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection range of the present utility model.
Claims (7)
1. the voltage transformer of an anti-high-voltage impact, it is characterized in that: the voltage transformer of this anti-high-voltage impact, comprise: lead-in wire inserts (1), spiral inductance (2), electrostatic shielding (3), add thick dielectric layer (4), a wire (5), a winding (6), the utility model is topmost to be characterised in that, the lead-in wire of a described winding (6) adopts insulated conductor coiled, make an air core inductor, described spiral inductance (2) one end welding once described lead-in wire inserts (1), the described electrostatic shielding (3) of another termination high voltage winding group, can not destroy a described winding (6) generation, described electrostatic shielding (3) adopts the Copper Foil of hard state to make, two ends semiconducting paper shields, Copper Foil will be pounded around core window one, the described wire (5) of overall parcel, described lead-in wire inserts (1) lower end is connected to described spiral inductance (2), the other end of described spiral inductance (2) is connected to described electrostatic shielding (3), thick dielectric layer (4) is added described in being provided with between described electrostatic shielding (3) and a described wire (5), described winding (6) upper end is provided with a described wire (5).
2. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: described in add thick dielectric layer (4) thickness can carry out free adjustment according to actual condition.
3. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: when having high-voltage impact, and the inductance that described spiral inductance (2) produces can effectively sponge a part of impact energy.
4. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: when there being high-voltage impact, and described electrostatic shielding (3) fully can sponge high voltage.
5. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: be connected to many shunt resistances and divider resistance in circuit.
6. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: be provided with voltmeter and electric energy meter in circuit.
7. the voltage transformer of a kind of anti-high-voltage impact according to claim 1, is characterized in that: be connected with emergency alarm device in circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520110547.7U CN204407172U (en) | 2015-02-15 | 2015-02-15 | A kind of voltage transformer of anti-high-voltage impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520110547.7U CN204407172U (en) | 2015-02-15 | 2015-02-15 | A kind of voltage transformer of anti-high-voltage impact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204407172U true CN204407172U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520110547.7U Expired - Fee Related CN204407172U (en) | 2015-02-15 | 2015-02-15 | A kind of voltage transformer of anti-high-voltage impact |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108346951A (en) * | 2017-01-24 | 2018-07-31 | 中国石油化工股份有限公司 | A kind of anticorona lead of high pressure and production method |
| CN108957085A (en) * | 2018-07-26 | 2018-12-07 | 大力电工襄阳股份有限公司 | High-voltage detecting device |
| CN109166728A (en) * | 2018-09-21 | 2019-01-08 | 天津市百利纽泰克电气科技有限公司 | The insulating process of first winding and secondary winding, structure and voltage transformer |
-
2015
- 2015-02-15 CN CN201520110547.7U patent/CN204407172U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108346951A (en) * | 2017-01-24 | 2018-07-31 | 中国石油化工股份有限公司 | A kind of anticorona lead of high pressure and production method |
| CN108346951B (en) * | 2017-01-24 | 2020-10-23 | 中国石油化工股份有限公司 | High-voltage anticorona lead and manufacturing method thereof |
| CN108957085A (en) * | 2018-07-26 | 2018-12-07 | 大力电工襄阳股份有限公司 | High-voltage detecting device |
| CN109166728A (en) * | 2018-09-21 | 2019-01-08 | 天津市百利纽泰克电气科技有限公司 | The insulating process of first winding and secondary winding, structure and voltage 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20180215 |