CN110376423A - A kind of electric power apparatus examination high voltage electroscope - Google Patents
A kind of electric power apparatus examination high voltage electroscope Download PDFInfo
- Publication number
- CN110376423A CN110376423A CN201910692258.5A CN201910692258A CN110376423A CN 110376423 A CN110376423 A CN 110376423A CN 201910692258 A CN201910692258 A CN 201910692258A CN 110376423 A CN110376423 A CN 110376423A
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- China
- Prior art keywords
- electrode
- cutting ferrule
- contact electrode
- electroscope
- high voltage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 238000009413 insulation Methods 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 24
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- 239000004411 aluminium Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002305 electric material Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/15—Indicating the presence of current
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The present invention relates to circuit detection technique fields, and disclose a kind of electric power apparatus examination high voltage electroscope, including handle, cutting ferrule, contact electrode, self-test switch, insulation sleeve, cutting ferrule is mounted on the top of handle, and contact electrode is mounted on the top of cutting ferrule, and self-test switch is mounted on cutting ferrule, insulation sleeve is mounted on handle, positioning seat is installed, the inner rotation of the positioning seat is connected with locating rod, is equipped with first electrode in the locating rod on the cutting ferrule.Pass through the cooperation between first electrode and conducting wire, so that high voltage electroscope is when testing circuit or equipment, contact electrode can maximumlly be contacted as far as possible with measured object, so that the electric current on equipment or circuit is transmitted on electroscope, so that the area of contact electrode increases, the electric current of various pieces can be transmitted on electroscope by first electrode and contact electrode, while to contact electrode when in use, reduce the probability extending into inside split conductor, to increase sensitivity of the electroscope in test.
Description
Technical field
The present invention relates to circuit detection technique field, specially a kind of electric power apparatus examination high voltage electroscope.
Background technique
High voltage electroscope, the written instructions of the acousto-optic made of electronic integrated circuit, performance is stable, reliable, has whole circuit self-test
The features such as function and strong interference immunity, GD series high voltage electroscope be suitable for 220V-500V, 6KV, 10KV, 35KV, 110KV,
220KV, 500KV exchange the electrical verification of electric line and equipment, either daytime or night, indoor substation station or outdoor aerial
It on line, can correctly, reliably test, be the safety appliance of electric system and industrial and mining enterprises' electrical department indispensability.
With the development of China's electric system, high-voltage fence is more and more, the security tool indispensable as high pressure maintenance, high
The demand of pressure electroscope also increasingly increases severely, and the working principle of existing high voltage electroscope is as shown in figure 5, staff holds high pressure
Electroscope, using the contact of electroscope, to contact examined electrical equipment, if power equipment, there is voltage, high pressure is tested
The other end of electric appliance will occur physical reactions and sound or the light of diode is leaned on to judge whether equipment is charged, high voltage electroscope
In the detection process, equipment conduction bulk area is big or because of conductor ambient humidity, light and temperature it is big etc. due to, conductive surface and surrounding
Field distribution is similar to the field distribution of uniform charged plane, is uniform electric field, when electrical verification point selects the electric conductor big in area
When (such as equipment wiring connecting plate) leans on middle position, electroscope is in uniform electric field, and axial electric potential gradient is small, is flowed through electric over the ground
The electric current of appearance is small, leads to operating circuit fail to start, and electroscope will not issue sound, light instruction, cause staff that can not learn
Whether equipment or circuit have electricity, and will increase the length of electrode, contact electricity in the prior art in order to increase the sensitivity of electroscope
Extremely too long, the operation during touching is relatively difficult, and contacts electrode and easily extend into inside split conductor, does not have growth contact
The effect of electrode further decreases the sensitivity of high voltage electroscope, influences the proper testing of circuit, increases circuit in test
Hidden danger.
Summary of the invention
For the deficiency of above-mentioned background technique, the present invention provides a kind of electric power apparatus examination high voltage electroscopes, have
Advantage highly sensitive, test speed is fast, test is safe, solves the problems, such as background technique proposition.
The invention provides the following technical scheme: a kind of electric power apparatus examination high voltage electroscope, including handle, cutting ferrule, connect
Touched electrode, self-test switch, insulation sleeve, cutting ferrule are mounted on the top of handle, and contact electrode is mounted on the top of cutting ferrule, self-test switch
It is mounted on cutting ferrule, insulation sleeve is mounted on handle, and positioning seat is equipped on the cutting ferrule, and the inner rotation of the positioning seat connects
It is connected to locating rod, first electrode is installed, cigarette has conducting wire in the first electrode and contact electrode, described in the locating rod
The end of contact electrode is connected with limit base, and gag lever post is rotatably connected in the limit base, is equipped with aluminium on the gag lever post
Item, the inside of the cutting ferrule are equipped with pcb board, and route, the outer wall of the aluminum strip and the end of route are equipped on the pcb board
It is slidably connected, the end of the route is electrically connected with cable, and the end of the cable is electrically connected with voltage-controlled loudspeaker.
Preferably, one end of the locating rod is run through and extends to the outside of positioning seat and offer screw thread, the positioning
The nut being threaded with outside positioning seat on bar, the diameter of the nut are greater than the straight of locating rod and positioning seat joint
Diameter.
Preferably, it is set with the first magnetosheath in the first electrode, is set with the second magnetosheath on the contact electrode, it is described
First magnetosheath is equal with the contact diameter of electrode with first electrode respectively with the diameter of the second magnetosheath, first magnetosheath and second
The material of magnetosheath is carbon steel magnet.
Preferably, the inner wall of the aluminum strip is connected with collets, and the side of the collets is fixedly connected with baffle, described
The side of baffle is fixedly connected with spring, and the side of the baffle is fixedly connected with fixed link, and the end of fixed link extends to bullet
The inside of spring.
The present invention have it is following the utility model has the advantages that
1, electric power apparatus examination high voltage electroscope, by the cooperation between first electrode and conducting wire, so that high voltage electroscope
When testing circuit or equipment, contact electrode can maximumlly be contacted as far as possible with measured object, so that the electricity on equipment or circuit
Be streamed on electroscope so that the area of contact electrode increases, the electric currents of various pieces can pass through first electrode with contact
Electrode is transmitted on electroscope, while to contact electrode when in use, reduces the probability extending into inside split conductor, thus
Increase sensitivity of the electroscope in test.
2, electric power apparatus examination high voltage electroscope, by the cooperation between the first magnetosheath and the second magnetosheath, so that connecing
Touched electrode and first electrode increase the contact area between electrode and equipment, so that in equipment in test equipment as far as possible
Electric current be quickly transferred on electroscope, while by cooperation between aluminum strip and route, when so that having electric current on electroscope,
Aluminum strip struts contact route to two sides by identical charge, constitutes power circuit, electric current is transmitted on voltage-controlled loudspeaker, reminds and surveys
Examination personnel, to increase the safety of electroscope when in use.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structural schematic diagram when circuit detects；
Fig. 3 is the enlarged structure schematic diagram of aluminum strip；
Fig. 4 is the structural schematic diagram of positioning seat；
Fig. 5 is the structural schematic diagram of existing electroscope.
In figure: 1, handle；2, cutting ferrule；3, electrode is contacted；4, self-test switch；5, insulation sleeve；6, positioning seat；7, locating rod；
8, first electrode；9, nut；10, the first magnetosheath；11, conducting wire；12, the second magnetosheath；13, limit base；14, gag lever post；15, aluminium
Item；16, pcb board；17, route；18, cable；19, voltage-controlled loudspeaker；20, collets；21, baffle；22, spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of electric power apparatus examination high voltage electroscope, including handle 1, cutting ferrule 2, contact electrode 3, from
Switch 4, insulation sleeve 5 are examined, cutting ferrule 2 is mounted on the top of handle 1, and contact electrode 3 is mounted on the top of cutting ferrule 2, and self-test switch 4 is pacified
On cutting ferrule 2, insulation sleeve 5 is mounted on handle 1, and positioning seat 6 is equipped on the cutting ferrule 2, and the inside of the positioning seat 6 turns
Dynamic to be connected with locating rod 7, positioning seat and locating rod 7 are isolation material, increase electroscope stability in use, the positioning
First electrode 8 is installed, the first electrode 8 and cigarette on contact electrode 3 have a conducting wire 11, and the length of conducting wire 11 can be on bar 7
Customized control, main function are exactly to be transmitted to charge subsidiary in first electrode 8 on contact electrode 3, the contact electrode 3
End be connected with limit base 13, be rotatably connected to gag lever post 14 in the limit base 13, limit base 13 is to lead with gag lever post 14
Electric material enables the charge on contact electrode 3 to be quickly transferred on aluminum strip 15, aluminum strip 15 is allowed to strut different angles
Degree, the electric current transmitted is bigger, and the distracted angle of aluminum strip 15 is bigger, and aluminum strip 15, the cutting ferrule 2 are equipped on the gag lever post 14
Inside pcb board 16 is installed, route 17 is equipped on the pcb board 16, pcb board 16, route 17 are set with voltage-controlled loudspeaker 19
Setting is the prior art, between electrical connection be also the prior art, the end of the outer wall of the aluminum strip 15 and route 17, which is slided, to be connected
It connects, the end of the route 17 is electrically connected with cable 18, and the end of the cable 18 is electrically connected with voltage-controlled loudspeaker 19, when aluminum strip 15
When being contacted with route 17, it is connected between pcb board 16, route 17, cable 18 and voltage-controlled loudspeaker 19.
Wherein, one end of the locating rod 7 is run through and extends to the outside of positioning seat 6 and offer screw thread, the positioning
The nut 9 being threaded with outside positioning seat 6 on bar 7, the diameter of the nut 9 are greater than locating rod 7 and connect with positioning seat 6
The diameter at place allows first electrode 8 to rotate different angles, and first electrode 8 is allowed to increased or decrease and contact electricity
The distance between pole 3, so that electroscope can be quickly in contact between testee, while testing large is set in test
When standby, so that electroscope quickly triggers, electroscope failure in use can be reduced by current convergence on contact electrode 3, from
And increase electroscope safety in use, enable electroscope accurately to measure whether route contains electricity.
Wherein, it is set with the first magnetosheath 10 in the first electrode 8, is set with the second magnetosheath 12 on the contact electrode 3,
First magnetosheath 10 is equal with the contact diameter of electrode 3 with first electrode 8 respectively with the diameter of the second magnetosheath 12, and described first
The material of magnetosheath 10 and the second magnetosheath 12 is carbon steel magnet, and first electrode 8 and contact electrode 3 are adsorbed in equipment, increased
The contact area being powered between pole and equipment so that the electric current in equipment is transmitted on aluminum strip 15 by electrode, while passing through three
A electrode increases intensity of the electric current in transmission so that electric current quickly concentrates in together, to improve electroscope on startup
Agility.
Wherein, the inner wall of the aluminum strip 15 is connected with collets 20, and the side of the collets 20 is fixedly connected with baffle
21, the side of the baffle 21 is fixedly connected with spring 22, and the side of the baffle 21 is fixedly connected with fixed link, fixed link
End extends to the inside of spring 22, so that 15 stress of aluminum strip will not shake inwardly, while making aluminum strip 15 in use not
Can be mobile to two sides, increase electroscope stability in use, by the effect of spring 22, when so that aluminum strip 15 only charging
It could be strutted to two sides.
Working principle, staff's hand grip 1, according to the telescopic electroscope of testee, then by electroscope
It stretches, contacts testee with contact electrode 3 and first electrode 8, the charge on testee is transmitted to limit base 13 and aluminum strip
On 15, aluminum strip 15 is strutted by subsidiary identical charges to two sides, then during strutting, the outer wall of aluminum strip 15 comes into contact with pcb board
On route 17 on 16, then route 17 is connected to, and voltage-controlled loudspeaker 19 are powered, and reminds whether operator's testee charges.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of electric power apparatus examination high voltage electroscope, including handle (1), cutting ferrule (2), contact electrode (3), self-test switch
(4), insulation sleeve (5), cutting ferrule (2) are mounted on the top of handle (1), and contact electrode (3) is mounted on the top of cutting ferrule (2), self-test
Switch (4) is mounted on cutting ferrule (2), and insulation sleeve (5) is mounted on handle (1), it is characterised in that: is installed on the cutting ferrule (2)
Have positioning seat (6), the inner rotation of the positioning seat (6) is connected with locating rod (7), is equipped with first on the locating rod (7)
There is conducting wire (11) cigarette in electrode (8), the first electrode (8) and contact electrode (3), the end of contact electrode (3) connects
It is connected to limit base (13), is rotatably connected to gag lever post (14) in the limit base (13), aluminium is installed on the gag lever post (14)
The inside of item (15), the cutting ferrule (2) is equipped with pcb board (16), is equipped with route (17), the aluminium on the pcb board (16)
The outer wall of item (15) and the end of route (17) are slidably connected, and the end of the route (17) is electrically connected with cable (18), described
The end of cable (18) is electrically connected with voltage-controlled loudspeaker (19).
2. a kind of electric power apparatus examination high voltage electroscope according to claim 1, it is characterised in that: the locating rod
(7) one end is run through and is extended to the outside of positioning seat (6) and offers screw thread, is threaded with position on the locating rod (7)
In the external nut (9) of positioning seat (6), the diameter of the nut (9) is greater than the straight of locating rod (7) and positioning seat (6) joint
Diameter.
3. a kind of electric power apparatus examination high voltage electroscope according to claim 1, it is characterised in that: the first electrode
(8) it is set on the first magnetosheath (10), is set with the second magnetosheath (12) on the contact electrode (3), first magnetosheath (10)
It is equal with the contact diameter of electrode (3) with first electrode (8) respectively with the diameter of the second magnetosheath (12), first magnetosheath (10)
Material with the second magnetosheath (12) is carbon steel magnet.
4. a kind of electric power apparatus examination high voltage electroscope according to claim 1, it is characterised in that: the aluminum strip (15)
Inner wall be connected with collets (20), the side of the collets (20) is fixedly connected with baffle (21), the baffle (21)
Side is fixedly connected with spring (22), and the side of the baffle (21) is fixedly connected with fixed link, and the end of fixed link extends to
The inside of spring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692258.5A CN110376423B (en) | 2019-07-30 | 2019-07-30 | High-voltage electroscope for power equipment maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692258.5A CN110376423B (en) | 2019-07-30 | 2019-07-30 | High-voltage electroscope for power equipment maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110376423A true CN110376423A (en) | 2019-10-25 |
| CN110376423B CN110376423B (en) | 2024-05-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910692258.5A Active CN110376423B (en) | 2019-07-30 | 2019-07-30 | High-voltage electroscope for power equipment maintenance |
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| Country | Link |
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| CN (1) | CN110376423B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751600A (en) * | 2020-06-09 | 2020-10-09 | 武汉启亦电气有限公司 | Insulated wire electroscope convenient to overhaul |
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| JP2003337144A (en) * | 2002-05-20 | 2003-11-28 | Fujikura Ltd | Method and apparatus for voltage detection in distribution line |
| CN2819225Y (en) * | 2005-08-11 | 2006-09-20 | 新乡铁路供电段职工技协服务部 | Special electroscope for contact network |
| US20060208720A1 (en) * | 2005-02-23 | 2006-09-21 | Booker James R | Testing device and method of testing insulated handles used for servicing high voltage transmission Lines |
| CN202362354U (en) * | 2011-12-08 | 2012-08-01 | 翟银华 | External-detection type coaxial dual-electrode high-and-low-voltage alternating current acousto-optic electroscope |
| CN203232082U (en) * | 2013-03-12 | 2013-10-09 | 厦门加能电力科技有限公司 | Electroscope for overhead wires |
| CN105137161A (en) * | 2015-07-17 | 2015-12-09 | 恒同(中国)有限公司 | Digital composite functional high-voltage electroscope |
| JP2016027332A (en) * | 2014-07-01 | 2016-02-18 | 東日本旅客鉄道株式会社 | Non-contact electroscope and method for detecting electricity |
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| CN109342802A (en) * | 2018-11-15 | 2019-02-15 | 浙江浙能绍兴滨海热电有限责任公司 | A kind of high-tension apparatus electroscopic device |
| CN110058072A (en) * | 2018-01-18 | 2019-07-26 | 元壤实业（上海）有限公司 | A kind of electroscope with contact detection |
| CN210803574U (en) * | 2019-07-30 | 2020-06-19 | 国网河南省电力公司商丘供电公司 | High-voltage electroscope for power equipment maintenance |
-
2019
- 2019-07-30 CN CN201910692258.5A patent/CN110376423B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003337144A (en) * | 2002-05-20 | 2003-11-28 | Fujikura Ltd | Method and apparatus for voltage detection in distribution line |
| US20060208720A1 (en) * | 2005-02-23 | 2006-09-21 | Booker James R | Testing device and method of testing insulated handles used for servicing high voltage transmission Lines |
| CN2819225Y (en) * | 2005-08-11 | 2006-09-20 | 新乡铁路供电段职工技协服务部 | Special electroscope for contact network |
| CN202362354U (en) * | 2011-12-08 | 2012-08-01 | 翟银华 | External-detection type coaxial dual-electrode high-and-low-voltage alternating current acousto-optic electroscope |
| CN203232082U (en) * | 2013-03-12 | 2013-10-09 | 厦门加能电力科技有限公司 | Electroscope for overhead wires |
| JP2016027332A (en) * | 2014-07-01 | 2016-02-18 | 東日本旅客鉄道株式会社 | Non-contact electroscope and method for detecting electricity |
| CN105137161A (en) * | 2015-07-17 | 2015-12-09 | 恒同(中国)有限公司 | Digital composite functional high-voltage electroscope |
| CN207036937U (en) * | 2017-07-20 | 2018-02-23 | 武汉珞珈天铭电气科技有限公司 | A kind of high-tension cable maintenance voltage check device |
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| CN111751600A (en) * | 2020-06-09 | 2020-10-09 | 武汉启亦电气有限公司 | Insulated wire electroscope convenient to overhaul |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110376423B (en) | 2024-05-17 |
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