CN203658476U - High-voltage phase-checking device - Google Patents
High-voltage phase-checking device Download PDFInfo
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- CN203658476U CN203658476U CN201420034173.0U CN201420034173U CN203658476U CN 203658476 U CN203658476 U CN 203658476U CN 201420034173 U CN201420034173 U CN 201420034173U CN 203658476 U CN203658476 U CN 203658476U
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Abstract
The utility model belongs to the technical field of a high-voltage power supply test device, and specifically relates to a high-voltage phase-checking device. The high-voltage phase-checking device comprises two test rods which are the same in structure and a micro-ammeter. Each test rod comprises a hand-held portion, an insulation portion and a work portion which is formed by a resistance tube. The hand-held portion is connected with one end of the insulation portion; the other end of the insulation portion is connected with the work portion; the upper end of the work portion is connected with a contact electrode; the work portion is provided with a connection terminal; the connection terminal is connected with the corresponding connection end of the micro-ammeter through an insulation wire; and the grounding end of the micro-ammeter is grounded through a grounding wire. The two test rods which are the same in structure and one micro-ammeter are utilized in the phase-checking device; the test rods are provided with the connection terminals; and the connection terminals are connected with the micro-ammeter through the insulation wires, so that whether phases are the same can be detected through the change of the current values on the micro-ammeter; and the phase-checking device is simple in structure and low in cost.
Description
Technical field
The utility model belongs to high voltage supply proving installation technical field, is specifically related to a kind of high voltage phasing tester.
Background technology
Electric system is in order to ensure normal operation, dual power supply or the double circuit power supplies of adopting more, dual power supply or double back route must ensure that before cyclization cyclization point both sides phase place is identical, voltage difference, phasing degree should conform with the regulations, can this is directly connected to paired running, guarantee the safe operation of electrical network, thus circuit before cyclization, phase place that must involutory circling point both sides is checked.The nuclear phase instrument indicator structure complexity of use in the market, cost is high, and the operation of inconvenient nuclear phase.
Utility model content
The purpose of this utility model is to solve the problems of the technologies described above and a kind of high voltage phasing tester is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of high voltage phasing tester, comprise reference test bar and a microampere meter that two root architectures are identical, described reference test bar comprises Handheld Division, insulation division and the operate portions being made up of resistance tube, described Handheld Division and described insulation division one end join, the other end of described insulation division and described operate portions are joined, the upper end of described operate portions connects contact electrode, described operate portions is provided with connection terminal, described connection terminal is connected with the corresponding terminals of described microampere meter by insulated conductor, and the earth terminal of described microampere meter connects the earth by ground wire.
Described Handheld Division and described insulation division are for detachably joining, and described insulation division and described operate portions are for detachably joining.
Described contact electrode is hook solid.
Described Handheld Division is provided with retaining ring mark.
The utility model is by adopting identical reference test bar and the microampere meter of two root architectures, described reference test bar comprises Handheld Division, insulation division and the operate portions being formed by resistance tube, described Handheld Division and described insulation division one end join, the other end of described insulation division and described operate portions are joined, the upper end of described operate portions connects contact electrode, described operate portions is provided with connection terminal, described connection terminal is connected with the corresponding terminals of described microampere meter by insulated conductor, the earth terminal of described microampere meter connects the earth by ground wire, thereby can utilize the variation of current value on microampere meter to detect whether phase place is identical, have simple in structure, the feature that cost is low.
Brief description of the drawings
Figure 1 shows that the structural representation of the high voltage phasing tester that the utility model embodiment provides.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Refer to Fig. 1, a kind of high voltage phasing tester, comprise the reference test bar 1 that two root architectures are identical, 2 and a microampere meter 3, described reference test bar 2 comprises Handheld Division 28, insulation division 25 and the operate portions 21 being formed by resistance tube, described Handheld Division 28 joins with described insulation division 25 one end, the other end of described insulation division 25 and described operate portions 21 are joined, the upper end of described operate portions 21 connects contact electrode 20, described operate portions 20 is provided with connection terminal 23, connection terminal on described connection terminal 23 and reference test bar 1 is respectively by insulated conductor 4, 5 are connected with the corresponding terminals of described microampere meter 3, the earth terminal of described microampere meter 3 connects the earth by ground wire.
Described Handheld Division 28 is with described insulation division 25 for detachably joining, and described insulation division 25 and described operate portions 21 are for detachably joining.Can be convenient for carrying like this, the used time can not disassembled to come and be placed storage, when use, couple together, connected mode can be to be threaded, or connect with rapid-acting coupling, in the present embodiment, preferably use rapid- acting coupling 24,26 that described insulation division 25 is connected with described Handheld Division 28 and operate portions 21 respectively.
Further, described contact electrode 20 is hook solid, is convenient to like this reference test bar to hang in test wires and test.
Further, described Handheld Division is provided with retaining ring mark 27.
Two resistance tubes of phasing tester operate portions, through dividing potential drop, current limliting, indicate the potential difference (PD) of tested point-to-point transmission by microampere meter 3, thereby judge its whether homophase.When operation, the following part of retaining ring mark of Handheld Division, must not touch insulation division and resistance tube operate portions.
Before using, resistance tube operate portions is connected with insulation division, insulation division and Handheld Division join; And configured high-voltage conducting wires 4,5 is connected to respectively on the connection terminal of two reference test bars, another two ends of wire are connected on instrument terminal, and ground wire is connected instrumentation grounding end with ground, and fastening good.The contact electrode of one reference test bar is connected to the arbitrary phase in charged first side line road, another bar is connected to the arbitrary phase in second side line road, as instrument now, instruction is less than 60 μ A, shows that test line two lines are homophase, and when now indicator indicated value is greater than 60 μ A, two lines are out-phase.
The utility model is by adopting identical reference test bar and the microampere meter of two root architectures, described reference test bar comprises Handheld Division, insulation division and the operate portions being formed by resistance tube, described Handheld Division and described insulation division one end join, the other end of described insulation division and described operate portions are joined, the upper end of described operate portions connects contact electrode, described operate portions is provided with connection terminal, described connection terminal is connected with the corresponding terminals of described microampere meter by insulated conductor, the earth terminal of described microampere meter connects the earth by ground wire, thereby can utilize the variation of current value on microampere meter to detect whether phase place is identical, have simple in structure, the feature that cost is low.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a high voltage phasing tester, it is characterized in that, comprise reference test bar and a microampere meter that two root architectures are identical, described reference test bar comprises Handheld Division, insulation division and the operate portions being made up of resistance tube, described Handheld Division and described insulation division one end join, the other end of described insulation division and described operate portions are joined, the upper end of described operate portions connects contact electrode, described operate portions is provided with connection terminal, described connection terminal is connected with the corresponding terminals of described microampere meter by insulated conductor, and the earth terminal of described microampere meter connects the earth by ground wire.
2. high voltage phasing tester according to claim 1, is characterized in that, described Handheld Division and described insulation division are for detachably joining, and described insulation division and described operate portions are for detachably joining.
3. high voltage phasing tester according to claim 2, is characterized in that, described contact electrode is hook solid.
4. high voltage phasing tester according to claim 3, is characterized in that, described Handheld Division is provided with retaining ring mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034173.0U CN203658476U (en) | 2014-01-15 | 2014-01-15 | High-voltage phase-checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034173.0U CN203658476U (en) | 2014-01-15 | 2014-01-15 | High-voltage phase-checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203658476U true CN203658476U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420034173.0U Expired - Fee Related CN203658476U (en) | 2014-01-15 | 2014-01-15 | High-voltage phase-checking device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203658476U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880615A (en) * | 2015-05-19 | 2015-09-02 | 苏州市华安普电力工程有限公司 | High-voltage phase tester |
| CN105242122A (en) * | 2015-11-05 | 2016-01-13 | 国网黄石供电公司运维检修部（检修分公司） | Power outage line wireless phase check test device |
| CN105548708A (en) * | 2015-11-30 | 2016-05-04 | 合保电气（芜湖）有限公司 | Digital phase tester for transmission circuit |
| CN106338657A (en) * | 2016-08-07 | 2017-01-18 | 河南瑞恒电力电气有限公司 | High-voltage circuit system debugging device |
| CN106571645A (en) * | 2016-10-31 | 2017-04-19 | 内蒙古包钢钢联股份有限公司 | Primary system phase checking method for electric generator |
-
2014
- 2014-01-15 CN CN201420034173.0U patent/CN203658476U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880615A (en) * | 2015-05-19 | 2015-09-02 | 苏州市华安普电力工程有限公司 | High-voltage phase tester |
| CN105242122A (en) * | 2015-11-05 | 2016-01-13 | 国网黄石供电公司运维检修部（检修分公司） | Power outage line wireless phase check test device |
| CN105242122B (en) * | 2015-11-05 | 2018-05-11 | 国网黄石供电公司运维检修部（检修分公司） | A kind of wireless nuclear phase test device of dead line |
| CN105548708A (en) * | 2015-11-30 | 2016-05-04 | 合保电气（芜湖）有限公司 | Digital phase tester for transmission circuit |
| CN106338657A (en) * | 2016-08-07 | 2017-01-18 | 河南瑞恒电力电气有限公司 | High-voltage circuit system debugging device |
| CN106338657B (en) * | 2016-08-07 | 2018-12-25 | 河南瑞恒电力电气有限公司 | High-voltage circuit system debugging apparatus |
| CN106571645A (en) * | 2016-10-31 | 2017-04-19 | 内蒙古包钢钢联股份有限公司 | Primary system phase checking method for electric generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 301712 Tianjin city Wuqing District Chengguan Town Patentee after: TIANJIN HUADIAN ELECTRIC POWER EQUIPMENT CO.,LTD. Address before: 301712 Tianjin city Wuqing District Chengguan Town Patentee before: Tianjin Huadian Electric Power Equipment Co.,Ltd. Address after: 301712 Tianjin city Wuqing District Chengguan Town Patentee after: Tianjin Huadian Electric Power Equipment Co.,Ltd. Address before: 301712 Tianjin city Wuqing District Chengguan Town Patentee before: Tianjin Huadian Electric Equipment Factory |
|
| 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: 20140618 Termination date: 20190115 |