CN209446720U - A kind of lightning arrester live-line test multifunction operation device - Google Patents
A kind of lightning arrester live-line test multifunction operation device Download PDFInfo
- Publication number
- CN209446720U CN209446720U CN201822085448.4U CN201822085448U CN209446720U CN 209446720 U CN209446720 U CN 209446720U CN 201822085448 U CN201822085448 U CN 201822085448U CN 209446720 U CN209446720 U CN 209446720U
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- test
- insulating bar
- metal hanger
- switch
- lightning arrester
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Abstract
The utility model discloses a kind of lightning arrester live-line test multifunction operation device, including insulating bar, grounding receptacle, test jack, digital voltmeter, earthing switch and test switch；The insulating bar is hollow epoxy pitch tube, and the top of insulating bar is provided with adjustable metal hanger, and the insulated conductor being connected with adjustable metal hanger inside insulating bar by passing through；Grounding receptacle, test jack, digital voltmeter, earthing switch and test switch are equipped in insulating bar, it is separately connected insulated conductor thereon to be connected with adjustable metal hanger, forms discharge counter upper end ground connection, measurement three voltage, connecting test instrument parallel branches.Using the device, testing crew can be grounded directly in terrestrial operation, the conducting of test loop and cut-off function switch, quickly carry out lightning arrester live-line test work.Reduction move ramp, mobile stool and ascending a height disconnect line etc. frequently contact discharge counter upper end the step of, improve lightning arrester live-line test working efficiency.
Description
Technical field
It is specifically a kind of to be suitable for lightning arrester live-line test the utility model relates to the auxiliary tool of lightning arrester live-line test
Multifunction operation device.
Background technique
According to power equipment testing regulations, 35kV and the above metal oxide arrester should be opened before annual thunderstorm season
Open up live testing.When carrying out lightning arrester live-line test work when meeting safe distance, it is necessary to by discharge counter upper end
(ungrounded end) is considered as electrification position, before carrying out test connection, need to be sent with insulating bar on multitester probe measurement discharge counter
End voltage wears insulating glove and is first grounded discharge counter upper end, then access instrument test line after determining safety.Test knot
Shu Houying could remove p-wire after being grounded discharge counter upper end again.
Arrester is a kind of lightning lead-in in fact.When there is thunder and lightning high voltage, its breakdown (short circuit) draws high voltage (thunder)
Enter underground, to protect power circuit and equipment not by the attack of high-voltage electricity.When arrester discharge counter introduces underground transformation,
Need to consider tour personnel's safe distance problem, most of arrester discharge counter is liftoff in 2.1 meters or more of distance, with exhausted
After edge bar send multitester probe to measure discharge counter upper end voltage, need to survey using ramp or mobile stool hanging earthing conductor and instrument
Line is tried, can also be grounded and connect respectively instrument test line by 2 insulating bars, but complex steps, working efficiency are low.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, and to provide a kind of arrester that working efficiency can be improved
Live testing multifunction operation device.
Realizing the technical solution of the utility model aim is:
A kind of lightning arrester live-line test multifunction operation device, including insulating bar, grounding receptacle, test jack, number electricity
Press table, earthing switch and test switch；The insulating bar is hollow epoxy pitch tube, and the top of insulating bar is provided with adjustable gold
Belong to hook, the insulated conductor being connected with adjustable metal hanger inside insulating bar by passing through；
It is equipped with grounding receptacle, test jack, digital voltmeter, earthing switch and test switch in insulating bar, distinguishes thereon
Connection insulated conductor is connected with adjustable metal hanger, forms discharge counter upper end ground connection, measurement voltage, connecting test instrument
Three parallel branches of device.
The adjustable metal hanger connects digital voltmeter and grounding receptacle by insulated conductor in insulating bar, and connects
Voltage measurement circuit is formed after earth mat connection；
Adjustable metal hanger connects earthing switch and grounding receptacle by insulated conductor in insulating bar, connects with grounded screen
Earth-return circuit is formed after logical；
Adjustable metal hanger connecting test switch and test jack in insulating bar by insulated conductor, with test equipment
Test loop is formed after connection.
The adjustable metal hanger includes hook head and hook body, and moveable hook is arranged with hook, matches on moveable hook
Loading nut is connect by nut with hook body.Unscrew the nut on moveable hook, up and down adjustment moveable hook and metal hanger manually
After the distance of head, adjustable metal hanger is articulated on the lead of various sizes of discharge counter upper end.
The grounding receptacle, test jack, digital voltmeter, earthing switch and test switch are existing product.It is described
Grounding receptacle is connected to by conducting wire with grounded screen, after adjustable metal hanger is articulated to discharge counter upper end lead, on device
Digital voltmeter can hold read discharge counter upper end voltage close earthing switch in the case where meeting personal safety voltage
Discharge counter upper end and ground are connected, then test equipment is accessed into test jack, can be carried out after disconnection earthing switch lightning-arrest
Device live testing, it is ensured that the safety of the person and test equipment.
The earthing switch, test switch can be grounded directly in terrestrial operation, the conducting of test loop and cut-off
Function switch quickly carries out lightning arrester live-line test work.
Using utility model device, testing crew can measure discharge counter upper end voltage on the ground, directly on ground
Face operates earthing switch, test switch on the device, realizes that discharge counter upper end ground connection, connection test loop function are cut
Change, reduction move ramp, mobile stool and ascending a height disconnect line etc. frequently contact discharge counter upper end the step of, improve arrester
Live testing working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the elementary diagram of the utility model.
In figure, metal hanger 2-1. hook head 2-2. hook body 2-3. moveable hook 2-4. is adjusted in 1. insulating bars 2.
5. digital voltmeter of nut 3. grounding receptacle, 4. test jack, 6. earthing switch 7. test switch.
Specific embodiment
The content of the present invention is further described below with reference to embodiment and attached drawing, but is not to the utility model
Restriction.
Embodiment
Referring to Fig.1, a kind of lightning arrester live-line test multifunction operation device, including insulating bar 1, grounding receptacle 3, test insert
Seat 4, digital voltmeter 5, earthing switch 6 and test switch 7；Insulating bar 1 is hollow epoxy pitch tube, and the top of insulating bar 1 is set
It is equipped with adjustable metal hanger 2, the insulated conductor being connected with adjustable metal hanger 2 inside insulating bar 1 by passing through；
Grounding receptacle 3, test jack 4, digital voltmeter 5, earthing switch 6 and test switch 7 are equipped in insulating bar 1,
On be separately connected insulated conductor and be connected with adjustable metal hanger 2, form discharge counter upper end ground connection, measurement voltage, even
Connect three parallel branches of test equipment.
Adjustable metal hanger 2 includes hook head 2-1 and hook body 2-2, and moveable hook 2-3 is arranged on hook body 2-2, mobile
Fitting nut 2-4 on 2-3 is linked up with, is connect by nut 2-4 with hook body 2-2.Unscrew the nut 2-4 on moveable hook 2-3 manually,
After at a distance from up and down adjustment moveable hook 2-3 and metal hanging gib head 2-1, adjustable metal hanger 2 is articulated to various sizes of
On the lead of discharge counter upper end.
Referring to Fig. 2, digital voltmeter 5 is connected in insulating bar 1 by insulated conductor for adjustable metal hanger 2 and ground connection is inserted
Seat 3, forms voltage measurement circuit after being connected to grounded screen；
Adjustable metal hanger 2 connects earthing switch 6 and grounding receptacle 3 by insulated conductor in insulating bar 1, with ground connection
Earth-return circuit is formed after net connection；
Adjustable metal hanger 2 connecting test switch 7 and test jack 4 in insulating bar 1 by insulated conductor, with test
Test loop is formed after instrument connection.
Grounding receptacle 3 is connected to by conducting wire with grounded screen, adjustable metal hanger 2 is suspended to discharge counter upper end lead
Afterwards, the 5 sustainable reading discharge counter upper end voltage of digital voltmeter on device, in the case where meeting personal safety, closes
Earthing switch connects discharge counter upper end and ground, then test equipment is accessed test jack, after disconnecting earthing switch
Carry out lightning arrester live-line test, it is ensured that the safety of the person and test equipment.
The present embodiment device, testing crew can measure discharge counter upper end voltage on the ground, directly in terrestrial operation
Earthing switch 6 on the device, test switch 7 are grounded, the conducting of test loop and cut-off multi-functional switching, quickly open
Lightning arrester live-line test work is opened up, reduction moves ramp, mobile stool and ascends a height and disconnects on the frequent contact discharge counter such as line
The step of end, improves lightning arrester live-line test working efficiency.
Claims (3)
1. a kind of multifunction operation device of lightning arrester live-line test, including insulating bar, grounding receptacle, test jack, number electricity
Press table, earthing switch and test switch；It is characterized by: the insulating bar is hollow epoxy pitch tube, the top of insulating bar is set
It is equipped with adjustable metal hanger, the insulated conductor being connected with adjustable metal hanger inside insulating bar by passing through；
It is equipped with grounding receptacle, test jack, digital voltmeter, earthing switch and test switch in insulating bar, is separately connected thereon
Insulated conductor is connected with adjustable metal hanger, forms discharge counter upper end ground connection, measurement voltage, connecting test instrument three
A parallel branch.
2. a kind of multifunction operation device of lightning arrester live-line test according to claim 1, it is characterised in that: it is described can
It adjusts metal hanger and digital voltmeter and grounding receptacle is connected in insulating bar by insulated conductor, formed after being connected to grounded screen
Voltage measurement circuit；
Adjustable metal hanger connects earthing switch and grounding receptacle by insulated conductor in insulating bar, after being connected to grounded screen
Form earth-return circuit；
Adjustable metal hanger connecting test switch and test jack in insulating bar by insulated conductor, are connected to test equipment
After form test loop.
3. a kind of multifunction operation device of lightning arrester live-line test according to claim 1, it is characterised in that: it is described can
Adjusting metal hanger includes hook head and hook body, moveable hook is arranged with hook, fitting nut on moveable hook passes through nut
It is connect with hook body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085448.4U CN209446720U (en) | 2018-12-12 | 2018-12-12 | A kind of lightning arrester live-line test multifunction operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085448.4U CN209446720U (en) | 2018-12-12 | 2018-12-12 | A kind of lightning arrester live-line test multifunction operation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209446720U true CN209446720U (en) | 2019-09-27 |
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ID=68013616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822085448.4U Active CN209446720U (en) | 2018-12-12 | 2018-12-12 | A kind of lightning arrester live-line test multifunction operation device |
Country Status (1)
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| CN (1) | CN209446720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111880027A (en) * | 2020-07-08 | 2020-11-03 | 贵州电网有限责任公司 | Live-line test system for pole-mounted zinc oxide arrester |
-
2018
- 2018-12-12 CN CN201822085448.4U patent/CN209446720U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111880027A (en) * | 2020-07-08 | 2020-11-03 | 贵州电网有限责任公司 | Live-line test system for pole-mounted zinc oxide arrester |
| CN111880027B (en) * | 2020-07-08 | 2022-05-17 | 贵州电网有限责任公司 | Live-line test system for pole-mounted zinc oxide arrester |
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