CN204116472U - A kind of electrified tester for zinc oxide arrester - Google Patents
A kind of electrified tester for zinc oxide arrester Download PDFInfo
- Publication number
- CN204116472U CN204116472U CN201420365671.3U CN201420365671U CN204116472U CN 204116472 U CN204116472 U CN 204116472U CN 201420365671 U CN201420365671 U CN 201420365671U CN 204116472 U CN204116472 U CN 204116472U
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- China
- Prior art keywords
- box body
- zinc oxide
- oxide arrester
- lid
- electrified tester
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Abstract
The utility model discloses a kind of electrified tester for zinc oxide arrester, comprise lid and box body, described lid is fixedly connected with box body, sponge interlayer is provided with in described lid, touch LCD screen is provided with in described box body, mini-printer, power switch, charging input port, supply socket and menu operation key, safety ground end is provided with on the left of described box body, voltage signal inputs and current signal input end is provided with below described safety ground end, pilot lamp is provided with on the right of described charging input port, lcd contrast variable valve is provided with between described supply socket and menu operation key, the utility model reasonable in design, effectively can reduce the generation of electrified tester for zinc oxide arrester thermal breakdown phenomenon, sealing property is high, avoid lightning arrester internal wetted, or moisture immerses inner when installing, stop the Explosion of on Arrester caused because making moist.
Description
Technical field
The utility model relates to a kind of power measuring instrument, specifically a kind of electrified tester for zinc oxide arrester.
Background technology
Electrified tester for zinc oxide arrester is the global function testing tool of recent development, is the instrumentation detecting the operating every alternating electric parameter of Zinc-Oxide Arrester.Be the instrumentation for on-the-spot and the every associated electrical parameters of test in laboratory lightning arrester, be widely used in the on-the-spot on-line monitoring (live testing) of Zinc-Oxide Arrester and the test of laboratory (interruption maintenance).This instrument adopts the advanced technologies such as micro computer carries out sampling, control, can measure the total current of Zinc-Oxide Arrester under power-frequency voltage, third harmonic, current in resistance property, current in resistance property peak value, capacity current, active power etc.And show voltage, the waveform of electric current and printout.
Existing electrified tester for zinc oxide arrester, its heating power is greater than heat radiation power, often thermal breakdown phenomenon occurs; Simultaneously due to poorly sealed, lightning arrester internal wetted can be caused, or when installing, inside there is moisture to immerse, all can make lightning arrester that total current occurs under voltage and increase phenomenon.Make moist to a certain extent, the electric discharge along zinc oxide valve plate surface or insulator inner wall surface can occur, cause Explosion of on Arrester.
Utility model content
The purpose of this utility model is to provide a kind of rational in infrastructure, and electrified tester for zinc oxide arrester, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of electrified tester for zinc oxide arrester, comprise lid and box body, described lid is fixedly connected with box body, sponge interlayer is provided with in described lid, touch LCD screen, mini-printer, power switch, charging input port, supply socket and menu operation key is provided with in described box body, safety ground end is provided with on the left of described box body, voltage signal inputs and current signal input end is provided with below described safety ground end, be provided with pilot lamp on the right of described charging input port, between described supply socket and menu operation key, be provided with lcd contrast variable valve.
As further program of the utility model: be provided with glass glue-line between described lid and box body.
As the utility model further scheme: described sponge interlayer is provided with slide fastener, be used for placing cable.
As the utility model further scheme: described charging input port place access voltage is 110V-220V.
As the utility model further scheme: the maximum reference voltage of described voltage signal inputs is 250V, the maximum Leakage Current of described current signal input end is 10mA.
Compared with prior art, the beneficial effects of the utility model are: the utility model electrified tester for zinc oxide arrester reasonable in design, and the sponge interlayer arranged inside lid effectively can reduce the generation of thermal breakdown phenomenon, and can be used to place cable etc.; The glass glue-line arranged between lid and box body, seals tight, avoids lightning arrester internal wetted, or when installing, moisture immerses inner, has stopped the Explosion of on Arrester phenomenon caused because making moist.
Accompanying drawing explanation
Fig. 1 is the structural representation of electrified tester for zinc oxide arrester.
Mode of connection schematic diagram when Fig. 2 is the utility model scene live detection.
Mode of connection schematic diagram when Fig. 3 is the utility model laboratory offline inspection.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, in the utility model embodiment, a kind of electrified tester for zinc oxide arrester, comprise lid 13 and box body 15, described lid 13 is fixedly connected with box body 15, sponge interlayer 12 is provided with in described lid 13, touch LCD screen 1 is provided with in described box body 15, mini-printer 5, power switch 6, charging input port 7, supply socket 9 and menu operation key 11, safety ground end 2 is provided with on the left of described box body 15, voltage signal inputs 3 and current signal input end 4 is provided with below described safety ground end 2, pilot lamp 8 is provided with on the right of described charging input port 7, lcd contrast variable valve 10 is provided with between described supply socket 9 and menu operation key 11.
Principle of work of the present utility model is: connected with on-the-spot ground wire by the safety ground end 2 of instrument before start, the secondary side signal of voltage transformer (VT) connects the voltage signal inputs 3 of instrument, the signal taken out by counter two ends connects the current signal input end 4 of instrument, after wiring, turn on the power switch 6, operate according to the menu prompt of touch LCD screen 1, the no-load voltage ratio value of PT is set, press " determination " key and enter sub-menus, the object of on-the-spot live detection can be reached.First instrument safety ground end 2 is connected with laboratory ground wire before start, then the measuring junction of HT testing transformer is introduced the voltage signal inputs 3 of instrument, lightning arrester is started shooting after current signal input end 4 ground wire, can carry out laboratory offline inspection by aforesaid menu prompt.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. an electrified tester for zinc oxide arrester, comprise lid (13) and box body (15), it is characterized in that, described lid (13) is fixedly connected with box body (15), sponge interlayer (12) is provided with in described lid (13), touch LCD screen (1) is provided with in described box body (15), mini-printer (5), power switch (6), charging input port (7), supply socket (9) and menu operation key (11), described box body (15) left side is provided with safety ground end (2), described safety ground end (2) below is provided with voltage signal inputs (3) and current signal input end (4), described charging input port (7) the right is provided with pilot lamp (8), lcd contrast variable valve (10) is provided with between described supply socket (9) and menu operation key (11).
2. electrified tester for zinc oxide arrester according to claim 1, is characterized in that, is provided with glass glue-line (14) between described lid (13) and box body (15).
3. electrified tester for zinc oxide arrester according to claim 1, is characterized in that, described sponge interlayer (12) is provided with slide fastener, is used for placing cable.
4. electrified tester for zinc oxide arrester according to claim 1, is characterized in that, described charging input port (7) place access voltage is 110V-220V.
5. electrified tester for zinc oxide arrester according to claim 1, is characterized in that, described voltage signal inputs (3) maximum reference voltage is 250V, and the maximum Leakage Current of described current signal input end (4) is 10mA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365671.3U CN204116472U (en) | 2014-07-03 | 2014-07-03 | A kind of electrified tester for zinc oxide arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365671.3U CN204116472U (en) | 2014-07-03 | 2014-07-03 | A kind of electrified tester for zinc oxide arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204116472U true CN204116472U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365671.3U Expired - Fee Related CN204116472U (en) | 2014-07-03 | 2014-07-03 | A kind of electrified tester for zinc oxide arrester |
Country Status (1)
| Country | Link |
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| CN (1) | CN204116472U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635088A (en) * | 2015-02-10 | 2015-05-20 | 张晓冰 | Intelligent sensing device of zinc oxide arrester tester |
| CN104931910A (en) * | 2015-06-09 | 2015-09-23 | 苏州市华安普电力工程有限公司 | Tester for lightning stroke counter |
| CN106990316A (en) * | 2017-02-15 | 2017-07-28 | 武汉市欧睿科技有限公司 | A kind of zinc oxide arrester tester |
| CN107894519A (en) * | 2017-12-01 | 2018-04-10 | 国网黑龙江省电力有限公司大庆供电公司 | 220kV and above more piece Zinc-Oxide Arrester integration test case |
| CN108761149A (en) * | 2018-08-24 | 2018-11-06 | 湖北仪天成电力设备有限公司 | A kind of electrified tester for zinc oxide arrester |
| CN114167169A (en) * | 2021-11-18 | 2022-03-11 | 广西电网有限责任公司南宁供电局 | Arrester live test signal acquisition device |
-
2014
- 2014-07-03 CN CN201420365671.3U patent/CN204116472U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635088A (en) * | 2015-02-10 | 2015-05-20 | 张晓冰 | Intelligent sensing device of zinc oxide arrester tester |
| CN104931910A (en) * | 2015-06-09 | 2015-09-23 | 苏州市华安普电力工程有限公司 | Tester for lightning stroke counter |
| CN106990316A (en) * | 2017-02-15 | 2017-07-28 | 武汉市欧睿科技有限公司 | A kind of zinc oxide arrester tester |
| CN107894519A (en) * | 2017-12-01 | 2018-04-10 | 国网黑龙江省电力有限公司大庆供电公司 | 220kV and above more piece Zinc-Oxide Arrester integration test case |
| CN107894519B (en) * | 2017-12-01 | 2023-08-04 | 国网黑龙江省电力有限公司大庆供电公司 | 220kV and above voltage class multisection zinc oxide arrester comprehensive test box |
| CN108761149A (en) * | 2018-08-24 | 2018-11-06 | 湖北仪天成电力设备有限公司 | A kind of electrified tester for zinc oxide arrester |
| CN114167169A (en) * | 2021-11-18 | 2022-03-11 | 广西电网有限责任公司南宁供电局 | Arrester live test signal acquisition device |
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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: 20150121 Termination date: 20200703 |