CN205091452U - Portable tester of arrester counter - Google Patents
Portable tester of arrester counter Download PDFInfo
- Publication number
- CN205091452U CN205091452U CN201520916526.4U CN201520916526U CN205091452U CN 205091452 U CN205091452 U CN 205091452U CN 201520916526 U CN201520916526 U CN 201520916526U CN 205091452 U CN205091452 U CN 205091452U
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- CN
- China
- Prior art keywords
- circuit
- counter
- lightning arrester
- insulation
- portable tester
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- Expired - Fee Related
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Abstract
The utility model relates to a high voltage meter's test or calibration technique field, concretely relates to portable tester of arrester counter, including insulating handle, insulating handle internal battery, battery pass through test switch series connection contravariant rectifier unit, and contravariant rectifier unit is including the high frequency of establishing ties step up inverter circuit and rectifier circuit, and the high frequency steps up inverter circuit establishes the insulation shell with rectifier circuit periphery cover, and the rectifier circuit output is established ties with electrically conductive telescopic link, and electrically conductive telescopic link is established ties with energy -storage capacitor, and test switch sets up in the insulation on hand. The utility model discloses the power supply of equipment internal battery need not external construction power, avoids the power connection that is under construction, adopts rod -type structure, and test terminal fully adjustable only needs 1 people just can accomplish, avoid aerial work, the experiment work security improves.
Description
Technical field
The utility model relates to test or the collimation technique field of high-voltage metering instrument, is specifically related to the portable tester of a kind of counter of lightning arrester.
Background technology
Counter of lightning arrester widespread use in transformer substation arrester real time on-line monitoring, for the performance of monitoring lightning arrester plays an important role.Counter of lightning arrester plays a part monitoring leakage current of an arrester and statistics number of lightning strokes.The counter of lightning arrester on-line operation time is long, easily causes rolling counters forward insensitive, and the problems such as leakage current measurement is inaccurate, cause adverse effect to the normal monitoring of lightning arrester.Therefore, need to use counter of lightning arrester tester to test counter.
Counter of lightning arrester tester can produce the lightning impulse current ripple of standard and the power current of certain amplitude, can be used for the performance of test counter under lightning impulse current and the Monitoring Performance of power frequency Leakage Current.Similar-type products in the market adopts the power form of external 220V power supply usually, 500V is transformed to by pulse voltage, realize the action request to counter of lightning arrester, this quasi-instrument is because of the restriction of lightning arrester installation site, repeatedly need connect and tear power supply open, efficiency is low, and very flexible, measurement need two people to carry out, and measures wiring difficulty.
Utility model content
For solving the deficiency in above-mentioned technology, the purpose of this utility model is: provide a kind of counter of lightning arrester portable tester, and use and do not limit by lightning arrester installation site, dirigibility is good, and structure is simple, and light portable, testing efficiency is high.
For solving its technical matters, technical solution adopted in the utility model is:
The portable tester of described counter of lightning arrester, comprise insulation handle, insulation handle internal battery, accumulator is by Test Switchboard series resonant inverter rectification unit, inversion rectification unit comprises high frequency boost inverter circuit and the rectification circuit of series connection, the sheathed insulation shell of high frequency boost inverter circuit and rectification circuit periphery, and rectification circuit output end is connected with electric telescopic bar, electric telescopic bar and energy storage capacitor in series, Test Switchboard is arranged on insulation handle.
The utility model internal battery is powered, without the need to external construction power supply, internal battery is often full of electricity once can test about 500 times, adopt bar type structure, test lead length regulates by electric telescopic bar, present stage, in 220kV transformer station, counter of lightning arrester all can be stood and be tested on the ground, and only needs 1 people just can complete.During test, only need according to the good electric telescopic pole length of counter of lightning arrester position adjustments, storage capacitor is contacted with counter of lightning arrester, then Test Switchboard is opened, battery tension carries out inversion boosting through high frequency boost inverter circuit, then rectification is carried out through rectification circuit, measuring current converted to trial voltage finally by storage capacitor to be applied to counter of lightning arrester and to test, without the need to setup time before test, avoid construction power supply wiring, avoid high-rise working, improve experiment work security.
Wherein, preferred version is:
On described insulation handle, corresponding accumulator arranges charge port, can directly charge to insulation handle internal battery, without the need to dismounting, simple and quick.
Described rectification circuit comprises full-wave rectifying circuit in parallel and voltage doubling rectifing circuit, and high frequency boost inverter circuit is connected to full-wave rectifying circuit and voltage doubling rectifing circuit respectively by change-over switch.
Described change-over switch is arranged on insulation shell, needs the circuit regulating change-over switch to connect according to test.
Described insulation shell fixes electric telescopic bar away from one end of insulation handle, and when regulating electric telescopic pole length, electric telescopic bar one end is fixed, and is convenient to stretch, can not damages the rectification circuit be attached thereto, increase the service life.
Arrange anti-arc guard between described insulation handle and insulation shell, anti-arc guard is arc plate structure, and the recess direction of described arc anti-arc guard is towards insulation shell, and insulation handle and anti-arc guard play double protection, ensures user's personal safety.
The high frequency boost inverter circuit, full-wave rectifying circuit and the voltage doubling rectifing circuit that relate in technique scheme all adopt available circuit structure, belong to technology as well known to those skilled in the art, do not repeat them here.
Compared with prior art, the utility model has following beneficial effect:
The utility model uses and does not limit by lightning arrester installation site, and dirigibility is good, and structure is simple, and light portable, testing efficiency is high.Before testing of equipment, setup time can be ignored, and internal battery is powered, and without the need to external construction power supply, avoids construction power supply wiring, and battery is full of electricity can test about 500 times; Adopt bar type structure, test lead adjustable in length, only needs 1 people just can complete test job, and present stage 220kV transformer station inside counting device all can be stood and be tested on the ground, avoids high-rise working, improves job security.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment 1 external structure schematic diagram.
Fig. 2 is the utility model embodiment 1 circuit structure block diagram.
Fig. 3 is the utility model embodiment 2 external structure schematic diagram.
In figure: 1, insulate handle; 2, Test Switchboard; 3, insulation shell; 4, electric telescopic bar; 5, storage capacitor; 6, change-over switch; 7, charge port; 8, anti-arc guard.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
Embodiment 1:
As shown in Figure 1-2, the portable tester of counter of lightning arrester described in the utility model, comprise insulation handle 1, insulation handle 1 internal battery, accumulator is by Test Switchboard 2 series resonant inverter rectification unit, and inversion rectification unit comprises high frequency boost inverter circuit and the rectification circuit of series connection, the sheathed insulation shell 3 of high frequency boost inverter circuit and rectification circuit periphery, rectification circuit output end is connected with electric telescopic bar 4, and electric telescopic bar 4 is connected with storage capacitor 5, and Test Switchboard 2 is arranged on insulation handle 1.
Wherein, on insulation handle 1, corresponding accumulator arranges charge port 7, can directly charge to insulation handle 1 internal battery, without the need to dismounting, simple and quick; Rectification circuit comprises full-wave rectifying circuit in parallel and voltage doubling rectifing circuit, and high frequency boost inverter circuit is connected to full-wave rectifying circuit and voltage doubling rectifing circuit respectively by change-over switch 6; Change-over switch 6 is arranged on insulation shell 3, needs the circuit regulating change-over switch 6 to connect according to test; Insulation shell 3 fixes electric telescopic bar 4 away from one end of insulation handle 1, and when regulating electric telescopic bar 4 length, electric telescopic bar 4 one end is fixed, and is convenient to stretch, can not damages the rectification circuit be attached thereto, increase the service life.
The utility model uses and does not limit by lightning arrester installation site, and dirigibility is good, and structure is simple, and light portable, testing efficiency is high.Equipment internal battery is powered, without the need to external construction power supply, internal battery is often full of electricity once can test about 500 times, adopt bar type structure, test lead length regulates by electric telescopic bar 4, present stage, in 220kV transformer station, counter of lightning arrester all can be stood and be tested on the ground, and only needs 1 people just can complete.During test, only need according to counter of lightning arrester position adjustments good electric telescopic bar 4 length, storage capacitor 5 is contacted with counter of lightning arrester, then Test Switchboard 2 is opened, battery tension carries out inversion boosting through high frequency boost inverter circuit, then rectification is carried out through rectification circuit, measuring current converted to trial voltage finally by storage capacitor 5 to be applied to counter of lightning arrester and to test, without the need to setup time before test, avoid construction power supply wiring, avoid high-rise working, improve experiment work security.
The high frequency boost inverter circuit, full-wave rectifying circuit and the voltage doubling rectifing circuit that relate in technique scheme all adopt available circuit structure, belong to technology as well known to those skilled in the art, do not repeat them here.
Embodiment 2:
As shown in Figure 3; the present embodiment is on the basis of embodiment 1; turn increase a heavy operator guards; between described insulation handle 1 and insulation shell 3, anti-arc guard 8 is set; anti-arc guard 8 is arc plate structure; the recess direction of described arc anti-arc guard 8 is towards insulation shell 3, and insulation handle 1 and anti-arc guard 8 play double protection, ensures user's personal safety.
Claims (6)
1. the portable tester of counter of lightning arrester, it is characterized in that, comprise insulation handle (1), insulation handle (1) internal battery, accumulator is by Test Switchboard (2) series resonant inverter rectification unit, inversion rectification unit comprises high frequency boost inverter circuit and the rectification circuit of series connection, high frequency boost inverter circuit and rectification circuit periphery sheathed insulation shell (3), rectification circuit output end is connected with electric telescopic bar (4), electric telescopic bar (4) is connected with storage capacitor (5), Test Switchboard (2) is arranged in insulation handle (1).
2. the portable tester of counter of lightning arrester according to claim 1, is characterized in that, the upper corresponding accumulator of described insulation handle (1) arranges charge port (7).
3. the portable tester of counter of lightning arrester according to claim 1, it is characterized in that, described rectification circuit comprises full-wave rectifying circuit in parallel and voltage doubling rectifing circuit, and high frequency boost inverter circuit is connected to full-wave rectifying circuit and voltage doubling rectifing circuit respectively by change-over switch (6).
4. the portable tester of counter of lightning arrester according to claim 3, is characterized in that, described change-over switch (6) is arranged on insulation shell (3).
5. the portable tester of counter of lightning arrester according to claim 1, is characterized in that, described insulation shell (3) fixes electric telescopic bar (4) away from one end of insulation handle (1).
6. the portable tester of counter of lightning arrester according to claim 1, it is characterized in that, between described insulation handle (1) and insulation shell (3), anti-arc guard (8) is set, anti-arc guard (8) is arc plate structure, and the recess direction of described arc anti-arc guard (8) is towards insulation shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520916526.4U CN205091452U (en) | 2015-11-17 | 2015-11-17 | Portable tester of arrester counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520916526.4U CN205091452U (en) | 2015-11-17 | 2015-11-17 | Portable tester of arrester counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205091452U true CN205091452U (en) | 2016-03-16 |
Family
ID=55482124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520916526.4U Expired - Fee Related CN205091452U (en) | 2015-11-17 | 2015-11-17 | Portable tester of arrester counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205091452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761373A (en) * | 2018-08-13 | 2018-11-06 | 广东电网有限责任公司 | tester power supply system and tester |
-
2015
- 2015-11-17 CN CN201520916526.4U patent/CN205091452U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761373A (en) * | 2018-08-13 | 2018-11-06 | 广东电网有限责任公司 | tester power supply system and tester |
| CN108761373B (en) * | 2018-08-13 | 2024-03-19 | 广东电网有限责任公司 | Tester |
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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: 20160316 Termination date: 20181117 |