CN203365531U - Novel alternating-current and direct-current high-voltage electroscope - Google Patents
Novel alternating-current and direct-current high-voltage electroscope Download PDFInfo
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- CN203365531U CN203365531U CN 201320221841 CN201320221841U CN203365531U CN 203365531 U CN203365531 U CN 203365531U CN 201320221841 CN201320221841 CN 201320221841 CN 201320221841 U CN201320221841 U CN 201320221841U CN 203365531 U CN203365531 U CN 203365531U
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Abstract
The utility model relates to a novel alternating-current and direct-current high-voltage electroscope. The electroscope is characterized in that the electroscope comprises a change-over switch, a detection probe, an insulation handle, a telescopic insulating rod and an acousto-optic display unit; the detection probe is located on a top of the whole electroscope and a lower portion is connected with the acousto-optic display unit; a lower end of the acousto-optic display unit is the telescopic insulating rod; a lower end of the telescopic insulating rod is the insulation handle; the change-over switch is located on the insulation handle and is connected with a switching circuit through an internal connecting line; the acousto-optic display unit is controlled by an integrated circuit board; the integrated circuit board is arranged in a box body of an upper portion of the telescopic insulating rod. By using the novel alternating-current and direct-current high-voltage electroscope of the utility model, during electricity testing, the change-over switch on an end portion of the handle is used to switch in real time and detect whether alternating-current and direct-current lines are electrified so that a trouble of taking two kinds of electroscopes simultaneously is omitted. The electroscope is convenient and rapid.
Description
Technical field
The utility model relates to a kind of high voltage electroscope, relates in particular to a kind of whether charged acousto-optic indicator type electroscopic device of AC and DC circuit of checking, and belongs to the high voltage transmission line technical field.
Background technology
Along with the Fast Construction of extra high voltage network with put into operation, power circuit and equipment interruption maintenance and hot line job are carried out rapidly.Wherein, judge that whether charged the circuit safety for the interruption maintenance operating personnel is most important, electroscope is check circuit and the whether charged most important Work tool of equipment.The AC and DC electroscope is used respectively in the electrical verification of Mu Qian Jiao ﹑ DC line, can not realize mutual use.
In view of this, the utility model provides a kind of New type AC, DC high voltage electroscope, to meet the practical application needs.
Summary of the invention
The purpose of this utility model is: for the deficiency of background technology, the utility model provides a kind of New type AC, DC high voltage electroscope, electroscope described in the utility model can be realized the whether charged purpose of sequence checking high pressure AC and DC circuit easily by blocked operation, reduced the quantity of operating personnel's carrying implement utensil, convenient applicable.
The technical scheme that the utility model adopts is: a kind of New type AC, DC high voltage electroscope, it is characterized in that, comprise switch, detection probe, insulated handle, scalable insulation rod, acoustic-optic indicator unit, detection probe is positioned at whole electroscope top, its lower acoustic-optic indicator unit that connects, lower end, acoustic-optic indicator unit is scalable insulation rod, scalable insulation rod lower end is insulated handle, switch is positioned on insulated handle, by internal connection line, with change-over circuit, is connected; The acoustic-optic indicator unit is controlled by surface-mounted integrated circuit, and surface-mounted integrated circuit is arranged in the box body of scalable insulation rod top.
New type AC, DC high voltage electroscope as above, is characterized in that, described surface-mounted integrated circuit comprises sound and light signal indicating circuit, self-checking circuit, resistance commutation circuit.
New type AC, DC high voltage electroscope as above is characterized in that: the resistance commutation circuit connects a current-limiting resistance by switch, and controls current-limiting resistance and change-over circuit cut-offs.
The beneficial effects of the utility model are: New type AC, DC high voltage electroscope of the present utility model, during electrical verification, can switch in real time by the switch of handle end, whether check AC and DC circuit is charged, saved the trouble that need to simultaneously carry two kinds of electroscopic devices, convenient, fast.
The accompanying drawing explanation
Fig. 1 is the structural representation of the New type AC, DC high voltage electroscope of the utility model embodiment.
Fig. 2 is the principle schematic of the New type AC, DC high voltage electroscope of the utility model embodiment.
Embodiment
In order to understand better the utility model, further illustrate content of the present utility model below in conjunction with embodiment, but content of the present utility model not only is confined to the following examples.Those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values are equally within the listed claims limited range of the application.
Symbol description in accompanying drawing: 1-switch, 2-detection probe, 3-insulated handle, the scalable insulation rod of 4-, 5-acoustic-optic indicator unit, 6-internal connection line.
As shown in Figure 1, the described New type AC, DC high voltage electroscope of the present embodiment comprises switch 1, detection probe 2, insulated handle 3, scalable insulation rod 4, acoustic-optic indicator unit 5.Detection probe 2 is positioned at whole electroscope top, its lower acoustic-optic indicator unit 5 that connects, 5 lower ends, acoustic-optic indicator unit are scalable insulation rod 4, scalable insulation rod 4 lower ends are insulated handle 3, switch 1 is positioned on insulated handle 3, by internal connection line 6, with change-over circuit, is connected.The circuit board that acoustic-optic indicator unit 5 is comprised of integrated circuit and electronic component is controlled, and comprises sound and light signal indicating circuit, self-checking circuit, resistance commutation circuit.Sound and light signal indicating circuit, self-checking circuit, resistance commutation circuit are positioned at scalable insulation rod 4 top box bodys.
Check is during DC line, connects down conductor and make it to be connected with earthing pole is intact, and switch 1 is placed in to " direct current " position.Press the self check button before electrical verification operation electroscope is carried out to self check, indicator should send sound and light signal clearly, if self check must not be carried out the electrical verification operation during without sound and light signal.Then the scalable insulation rod 4 that stretches, make it stretch out fully and locate.Operating personnel should be first galvanoscopicly have an electrical verification on electric position by this, prove that this electroscope performance is intact, and then construction.When check hum bar electric line or equipment, switch is placed in to " interchange " position, makes probe for electroscope near circuit, if charged, electroscope sends the sound and light alarm signal; During the check DC line, ground wire is connected with earthing pole, and switch is placed in to " direct current " position, if charged, electroscope sends the sound and light alarm signal.
These are only embodiments of the invention, be not limited to the present invention, therefore, within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in claim scope of the present invention.
Claims (3)
1. a New type AC, DC high voltage electroscope, it is characterized in that, comprise switch (1), detection probe (2), insulated handle (3), scalable insulation rod (4), acoustic-optic indicator unit (5), detection probe (2) is positioned at whole electroscope top, its lower acoustic-optic indicator unit (5) that connects, lower end, acoustic-optic indicator unit (5) is scalable insulation rod (4), scalable insulation rod (4) lower end is insulated handle (3), it is upper that switch (1) is positioned at insulated handle (3), by internal connection line (6), with change-over circuit, is connected; Acoustic-optic indicator unit (5) is controlled by surface-mounted integrated circuit, and surface-mounted integrated circuit is arranged in the box body of scalable insulation rod (4) top.
2. New type AC, DC high voltage electroscope according to claim 1, is characterized in that, described surface-mounted integrated circuit comprises sound and light signal indicating circuit, self-checking circuit, resistance commutation circuit.
3. New type AC, DC high voltage electroscope according to claim 2, it is characterized in that: the resistance commutation circuit connects a current-limiting resistance by switch (1), and controls current-limiting resistance and change-over circuit cut-offs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320221841 CN203365531U (en) | 2013-04-27 | 2013-04-27 | Novel alternating-current and direct-current high-voltage electroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320221841 CN203365531U (en) | 2013-04-27 | 2013-04-27 | Novel alternating-current and direct-current high-voltage electroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203365531U true CN203365531U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320221841 Expired - Lifetime CN203365531U (en) | 2013-04-27 | 2013-04-27 | Novel alternating-current and direct-current high-voltage electroscope |
Country Status (1)
| Country | Link |
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| CN (1) | CN203365531U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257264A (en) * | 2013-04-27 | 2013-08-21 | 国网电力科学研究院武汉南瑞有限责任公司 | Novel high-voltage electroscope for alternating currents and direct currents |
| CN103809013A (en) * | 2014-03-07 | 2014-05-21 | 吴延书 | High voltage electricity verification device |
| CN106353581A (en) * | 2016-09-27 | 2017-01-25 | 重庆理工大学 | High voltage electroscope based on electro-optic effect |
| CN108333417A (en) * | 2018-03-29 | 2018-07-27 | 国家电网公司 | 500kV high voltage ac/dc electroscopes |
-
2013
- 2013-04-27 CN CN 201320221841 patent/CN203365531U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257264A (en) * | 2013-04-27 | 2013-08-21 | 国网电力科学研究院武汉南瑞有限责任公司 | Novel high-voltage electroscope for alternating currents and direct currents |
| CN103257264B (en) * | 2013-04-27 | 2015-11-18 | 国网电力科学研究院武汉南瑞有限责任公司 | AC and DC high voltage electroscope |
| CN103809013A (en) * | 2014-03-07 | 2014-05-21 | 吴延书 | High voltage electricity verification device |
| CN103809013B (en) * | 2014-03-07 | 2016-06-29 | 吴延书 | A kind of high voltage testing device |
| CN106353581A (en) * | 2016-09-27 | 2017-01-25 | 重庆理工大学 | High voltage electroscope based on electro-optic effect |
| CN106353581B (en) * | 2016-09-27 | 2021-03-12 | 重庆理工大学 | High-voltage electroscope based on electro-optic effect |
| CN108333417A (en) * | 2018-03-29 | 2018-07-27 | 国家电网公司 | 500kV high voltage ac/dc electroscopes |
| CN108333417B (en) * | 2018-03-29 | 2019-12-27 | 国家电网公司 | 500kV high-voltage AC/DC electroscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |