CN207964932U - A kind of alternating current-direct current electrification in high voltage detection device - Google Patents
A kind of alternating current-direct current electrification in high voltage detection device Download PDFInfo
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- CN207964932U CN207964932U CN201720676564.6U CN201720676564U CN207964932U CN 207964932 U CN207964932 U CN 207964932U CN 201720676564 U CN201720676564 U CN 201720676564U CN 207964932 U CN207964932 U CN 207964932U
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- detection device
- high voltage
- electrification
- voltage detection
- alternating current
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Abstract
The utility model discloses a kind of alternating current-direct current electrification in high voltage detection device, it include the shell equipped with insulated handle, further include the power supply for being contained in housing chamber, power switch, display device, normally-closed contact relay, electrical verification electrode, electrical circuit inspection and high-voltage probe, wherein：The electrical circuit inspection is in series with power supply, power switch, high-voltage probe, the display device being connected in parallel and electrical verification electrode, normally-closed contact relay according to current trend, to form electrical verification circuit；The high-voltage probe, one end are connected between the output end of power switch and electrical verification electrode input, and the other end is pierced by housing cavity, and probe portion is extended with to hull outside；The electrical verification electrode is in electric contact state in inoperative, is in electrically separated state at work.The utility model be intended to provide it is a kind of can not only detect ac high-voltage and high direct voltage simultaneously, but also can realize safely, at low cost, the device that electrification in high voltage detects at a distance.
Description
Technical field
The utility model is related to electrical verification technical field, more particularly to a kind of alternating current-direct current electrification in high voltage detection device.
Background technology
In recent years in the global economic development planning pattern of ' the Belt and Road ' that country advocates, the development of China's power industry
It advances by leaps and bounds, transnational high pressure, supergrid are just gradually built.This fully presents the flourishing vigor of China's power industry.With
The high speed development for electric system may carry in line construction debugging and the work of running maintenance defect elimination on conductor
High pressure, aftercurrent or induced current are run, these lifes of electrification situation all to power network safety operation and operation maintenance personnel
Order composition of estate great threat.So the work whether electroscope examines conductor to charge is especially important, it is the peace of power generation
All risk insurance hinders.The electroscopic device often having has：Aluminium foil electroscope, high-voltage bleeder-low pressure electrical verification instrument cooperation, voltage transformer-are low
Press the cooperation of electrical verification instrument, electrostatic voltmeter etc..1) aluminium foil electroscope utilizes two close aluminium foil conductor vanes, while same after electrification
The mutually exclusive principle work of kind charge.Detectable AC and DC high pressure, but cannot detect at a distance.2) electrostatic voltmeter utilizes
Attraction of the high voltage electric field to light-weight conductor foil, triggering balance spring mechanism rotate line cursor amplification work of going forward side by side, it is high to can detect AC and DC
Pressure, but can not detect at a distance.And low-voltage electrode ground connection is also needed to, low-field electrode, which is grounded work, has greatly electric discharge
It is dangerous.3) detection method of high-voltage bleeder-low pressure electrical verification instrument cooperation, voltage transformer-low pressure electrical verification instrument cooperation, can
It respectively to AC-DC and alternating current, not only needs to be grounded, it is also necessary to which divider coordinates with low pressure electrical verification instrument.
The above electroscopic device, cannot provide safely, at low cost, at a distance electrification in high voltage detect.
Utility model content
The main purpose of the utility model is to propose a kind of alternating current-direct current electrification in high voltage detection device, it is desirable to provide one kind is not only
Ac high-voltage and high direct voltage can be detected simultaneously, and can realize that electrification in high voltage detects safely, at low cost, at a distance
Device.
To achieve the above object, the utility model proposes a kind of alternating current-direct current electrification in high voltage detection device, including be equipped with absolutely
The shell of edge handle further includes the power supply for being contained in housing chamber, power switch, display device, normally-closed contact relay, electrical verification
Electrode, electrical circuit inspection and high-voltage probe, wherein：The electrical circuit inspection is in series with power supply, power switch, high pressure according to current trend and visits
Head, the display device being connected in parallel and electrical verification electrode, normally-closed contact relay, to form electrical verification circuit；The high-voltage probe,
One end is connected between the output end of power switch and electrical verification electrode input, and the other end is pierced by housing cavity, to shell
Outside is extended with probe portion；The electrical verification electrode is in electric contact state in inoperative, is in electrically separated state at work.
Preferably, the electrical verification electrode includes positive electrode and negative electrode, and the positive electrode is movably connected to be visited in high pressure
Described one end of head；The negative electrode is adjustably coupled to the input terminal of normally-closed contact relay via electrical circuit inspection.
Preferably, the positive electrode includes fixed screw, elastic conductor and movable vane piece, one end of the elastic conductor with it is dynamic
Blade is fixedly connected；Its other end is fixedly connected on electrical circuit inspection by the fixed screw；It is set in the middle part of the elastic conductor
It is U-shaped of the opening towards negative electrode, with the lateral section being resiliently displaceable to movable vane piece offer.
Preferably, the elastic conductor and the movable vane piece are made of 304 stainless steels or non-magnetic steel alloy.
Preferably, the negative electrode includes adjusting screw and stator blade, and the stator blade is connected to by the adjusting screw
The input terminal of normally-closed contact relay, and can section be adjusted to transverse shifting to stator blade offer, to adjust stator blade and movable vane
Distance between piece.
Preferably, the movable vane piece surrounds wire frame by steel wire, and the shape of the stator blade is identical as the movable vane plate shape,
And the position of the rwo is arranged oppositely.
Preferably, the stator blade includes insulation board and conductive part, and the conductive part is using bonding foil in insulation board table
Face.
Preferably, the probe portion of the high-voltage probe is set to the side far from insulated handle in hull outside, and in shell
It is arranged distant from electrical verification electrode in inner cavity.
Preferably, the free end of the probe portion is made of hollow thin-wall rigidity plastics ball trypsin method electroconductive paints.
Preferably, the display device includes alarm hooter and/or alarm lamp, when display device is alarm hooter and alarm lamp
When, alarm hooter and alarm lamp are connected in parallel.
The utility model electric contact has the positive and negative electrode of high-voltage probe and electrical verification electrode, the utility model high when needing to detect
When pressing target, it is first closed power switch, then holds insulated handle, spherical high-pressure probe is detected mesh near to or in contact with high pressure
Mark carries High Density Charge of the same race and mutually exclusive, the two poles of the earth are then become by contact due to the positive and negative electrode band high pressure of electrical verification electrode
For separation, since normally-closed contact relay is in contact closure condition, power supply provides electricity consumption, connects display device circuit, sends out
High voltage testing task is completed in alarm；When high-voltage probe detects target far from high pressure, repel between the two poles of the earth of electrical verification electrode smaller
Or disappear, the two poles of the earth are then contacted by being closed, and normally-closed contact relay executes contact and opens, and display device electric current disconnects, display device
In non-alert status；When not needing utility model works, disconnecting power switch.The utility model adapts to alternating current
It is adapted to direct current electrical verification again；The electrical verification loop structure of the utility model is simple, and element is few, at low cost；High-voltage probe can be over long distances
Extend, and only need to detect target close to high pressure can acquire high-pressure electronic, by the induction of electrical verification electrode, connect electrical verification circuit,
Complete electrical verification task, therefore the utility model is coordinated by the work of the electrical verification circuit of this design and high-voltage probe, complete it is low at
It is local, safely, high voltage testing task at a distance.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model alternating current-direct current electrification in high voltage detection device；
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is opposite between each component under a certain particular pose (as shown in the picture)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
Referring to Fig.1, the utility model proposes a kind of alternating current-direct current electrification in high voltage detection device comprising be equipped with insulated handle
Shell 1, further include the power supply 2 for being contained in 1 inner cavity of shell, power switch 3, display device 4, normally-closed contact relay 5, electrical verification
Electrode 6, electrical circuit inspection 7 and high-voltage probe 8, wherein：The electrical circuit inspection 7 according to current trend be in series with power supply 2, power switch 3,
High-voltage probe 8, the display device 4 being connected in parallel and electrical verification electrode 6, normally-closed contact relay 5, to form electrical verification circuit；Institute
High-voltage probe 8 is stated, one end is connected between 6 input terminal of output end and electrical verification electrode of power switch 3, and the other end is pierced by shell
1 inner cavity of body is extended with probe portion to 1 outside of shell；The electrical verification electrode 6 is in electric contact state in inoperative, at work
In electrically separated state.
In the present embodiment, the utility model electric contact has the positive and negative electrode of high-voltage probe 8 and electrical verification electrode 6, this practicality new
Type is first closed power switch 3, then holds insulated handle when needing to detect high pressure target, spherical high-pressure probe 8 it is close or
It contacts high pressure and detects target, due to the positive and negative electrode band high pressure of electrical verification electrode 6, carry High Density Charge of the same race and mutually exclusive,
The two poles of the earth then are become detaching from contact, and since normally-closed contact relay 5 is in contact closure condition, power supply 2 provides electricity consumption, connects aobvious
4 circuit of showing device sends out alarm, completes high voltage testing task；When high-voltage probe 8 detects target far from high pressure, electrical verification electrode 6
The two poles of the earth between repel it is smaller or disappear, the two poles of the earth then by be closed contact, normally-closed contact relay 5 execute contact open, display dress
The disconnection of 4 electric currents is set, display device 4 is in non-alert status；When not needing utility model works, disconnecting power switch 3.This
Utility model adapts to alternating current and is adapted to direct current electrical verification again；The electrical verification loop structure letter 61 of the utility model is single, and element is few,
It is at low cost；High-voltage probe 8 can extend over long distances, and only need to can acquire high-pressure electronic close to high pressure detection target, pass through electrical verification
Electrical verification circuit is connected in the induction of electrode 6, completes electrical verification task, therefore the utility model passes through the electrical verification circuit of this design and height
The work cooperation of pressure probe 8, complete at low cost, safely, high voltage testing task at a distance.
Further, the electrical verification electrode 6 includes positive electrode and negative electrode, and the positive electrode is movably connected in high pressure
Described one end of probe 8；The negative electrode is adjustably coupled to the input terminal of normally-closed contact relay 5 via electrical circuit inspection 7.
In the present embodiment, the specific connection relation of the positive and negative electrode of the electrical verification electrode 6 of the utility model, passes through positive electricity
The movable connection of pole, the adjustable connection of negative electrode realize the electrical verification electricity in conjunction with the high-pressure electronic that high-voltage probe 8 acquires
Pole 6 is in electric contact state in inoperative, is in the task of electrically separated state at work.
Further, the positive electrode includes fixed screw 61, elastic conductor 62 and movable vane piece 63, the elastic conductor 62
One end be fixedly connected with movable vane piece 63；Its other end is fixedly connected on electrical circuit inspection 7 by the fixed screw 61；The bullet
Property conductor 62 middle part be set as the U-shaped being open towards negative electrode, to provide the lateral section that is resiliently displaceable to movable vane piece 63.
In the present embodiment, the positive electrode of the utility model by fixed screw 61, elastic conductor 62 and movable vane piece 63 it
Between connection relation and structural relation, the especially connection relation between elastic conductor 62 and movable vane piece 63 and elastic conductor 62
Concrete structure provides the lateral section of 63 1 resilient movements of movable vane piece, when positive and negative electrode incudes high pressure, due to positive electricity
Pole and negative electrode band high pressure, carry High Density Charge of the same race and mutually exclusive, since negative electrode is immovable, therefore 63 quilt of movable vane piece
Repulsive force is released, and is detached with negative electrode.
Further, the elastic conductor 62 and the movable vane piece 63 use 304 stainless steels or non-magnetic alloy steel
At.
In the present embodiment, the utility model uses above-mentioned material to improve electrical verification by elastic conductor 62 and movable vane piece 63
Sensitivity, and avoid the influence because of the magnetic field that electric current generates.
Further, the negative electrode includes adjusting screw 64 and stator blade 65, and the adjusting screw 64 is by the stator blade
Piece 65 is connected to the input terminal of normally-closed contact relay 5, and can adjust section to transverse shifting to the offer of stator blade 65, to adjust
Distance between stator blade 65 and movable vane piece 63.
In the present embodiment, the utility model provides transversely movable regulatory region by adjusting screw 64 to stator blade 65
Between, so as to both timely adjustments distance, in this way, increase the utility model applicability, when hyperbaric environment mesohigh electronics
Radiation power for the moment, does not execute and adjusts operation, find the best sensitive locations of electric contact.
Further, the movable vane piece 63 surrounds wire frame, the shape of the stator blade 65 and the movable vane piece 63 by steel wire
Shape is identical, and the position of the rwo is mutually arranged oppositely.
In the present embodiment, the utility model setting movable vane piece 63 and stator blade 65 are not only of similar shape, and right
Enhance the sensitivity of the utility model to setting to reach most strong electronic induction between movable vane piece 63 and stator blade 65.
Further, the stator blade 65 includes insulation board and conductive part, and the conductive part is using bonding foil in insulation
Plate surface.
In the present embodiment, the utility model is combined into foil electrode by insulation board and aluminium foil, and cathode is done with foil electrode,
Aluminium foil is as collector, relatively vivaciously, can preferentially be consumed in electric discharge, rapid to discharge.
Further, the side far from insulated handle during the probe portion of the high-voltage probe 8 is set on the outside of shell 1, and
It is arranged distant from electrical verification electrode 6 in 1 inner cavity of shell.
In the present embodiment, high-voltage probe 8 is used for detecting object to be measured high-pressure conductor, high-voltage probe 8, movable vane piece 63 and quiet
Blade 65 is electric contact, by high-voltage probe 8 far from movable vane piece 63 and stator blade 65, in other words, is respectively arranged on 1 both ends of shell,
Remaining element of electrical circuit inspection 7 is all provided with therebetween, the electrostatic charge being arranged so on quiet, dynamic two blades for being conducive to increase electric contact
Density and repulsive force.
Further, the free end of the probe portion is made of hollow thin-wall rigidity plastics ball trypsin method electroconductive paints.
In the present embodiment, this concrete structure of probe portion is to mitigate dead weight, it should and it connects and is appreciated that, it is described
Weight be weight with this structure of probe portion for movable vane piece 63 and the structure of stator blade 65, it is therefore an objective to increase
Charge density in dynamic movable vane piece 63 and stator blade 65.
Further, the display device 4 includes alarm hooter 41 and/or alarm lamp 42, when display device 4 is alarm hooter 41
When with alarm lamp 42, alarm hooter 41 and alarm lamp 42 are connected in parallel.
In the present embodiment, the display device 4 of the utility model actually alarming device can be alarm hooter 41 and/or report
Warning lamp 42, it is specific use and/or which kind of relationship, determined according to detection target field, do not limited herein.
It these are only the preferred embodiment of the utility model, it does not limit the scope of the patent of the present invention, every
Under the utility model design of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (12)
1. a kind of alternating current-direct current electrification in high voltage detection device includes the shell equipped with insulated handle, which is characterized in that further include accommodating
In the power supply of housing cavity, power switch, display device, closed type relay, electrical verification electrode, electrical circuit inspection and high-voltage probe,
Wherein：
The electrical circuit inspection is in series with power supply, power switch, high-voltage probe, the display device being connected in parallel according to current trend and tests
Electrode, closed type relay, to form electrical verification circuit；
The high-voltage probe, one end are connected between the output end of power switch and electrical verification electrode input, and the other end is worn
Go out housing cavity, probe portion is extended with to hull outside；
The electrical verification electrode is in electric contact state in inoperative, is in electrically separated state at work.
2. alternating current-direct current electrification in high voltage detection device as described in claim 1, which is characterized in that the electrical verification electrode includes positive electricity
Pole and negative electrode, the positive electrode are movably connected in described one end of high-voltage probe；The negative electrode is via electrical circuit inspection
It is adjustably coupled to the input terminal of closed type relay.
3. alternating current-direct current electrification in high voltage detection device as claimed in claim 2, which is characterized in that the positive electrode includes fixed spiral shell
Silk, elastic conductor and movable vane piece, one end of the elastic conductor are fixedly connected with movable vane piece；Its other end passes through the fixed spiral shell
Silk is fixedly connected on electrical circuit inspection；The U-shaped being open towards negative electrode is set as in the middle part of the elastic conductor, to be provided to movable vane piece
The lateral section being resiliently displaceable.
4. alternating current-direct current electrification in high voltage detection device as claimed in claim 3, which is characterized in that the elastic conductor and described dynamic
Blade is made of 304 stainless steels or non-magnetic steel alloy.
5. alternating current-direct current electrification in high voltage detection device as claimed in claim 3, which is characterized in that the movable vane piece is surrounded by steel wire
Wire frame.
6. alternating current-direct current electrification in high voltage detection device as claimed in claim 2, which is characterized in that the negative electrode includes adjusting spiral shell
Silk and stator blade, the stator blade is connected to the input terminal of closed type relay by the adjusting screw, and is provided to stator blade
Movably adjust section.
7. alternating current-direct current electrification in high voltage detection device as claimed in claim 6, which is characterized in that the adjusting section is adjusting
Lateral distance between stator blade and movable vane piece.
8. alternating current-direct current electrification in high voltage detection device as claimed in claim 7, which is characterized in that the shape of the stator blade and institute
State that movable vane plate shape is identical, and the position of the rwo is arranged oppositely.
9. alternating current-direct current electrification in high voltage detection device as claimed in claim 6, which is characterized in that the stator blade includes insulation board
And conductive part, the conductive part is using bonding foil in insulation plate surface.
10. alternating current-direct current electrification in high voltage detection device as described in claim 1, which is characterized in that the probe of the high-voltage probe
Portion is set to the side far from insulated handle in hull outside, and is arranged distant from electrical verification electrode in housing cavity.
11. alternating current-direct current electrification in high voltage detection device as described in claim 1, which is characterized in that the free end of the probe portion
It is made of hollow thin-wall rigidity plastics ball trypsin method electroconductive paints.
12. alternating current-direct current electrification in high voltage detection device as described in claim 1, which is characterized in that the display device includes report
Siren and/or alarm lamp, when display device is alarm hooter and alarm lamp, alarm hooter and alarm lamp are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720676564.6U CN207964932U (en) | 2017-06-12 | 2017-06-12 | A kind of alternating current-direct current electrification in high voltage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720676564.6U CN207964932U (en) | 2017-06-12 | 2017-06-12 | A kind of alternating current-direct current electrification in high voltage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN207964932U true CN207964932U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720676564.6U Active CN207964932U (en) | 2017-06-12 | 2017-06-12 | A kind of alternating current-direct current electrification in high voltage detection device |
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| CN (1) | CN207964932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132402A (en) * | 2017-06-12 | 2017-09-05 | 广东电网有限责任公司汕头供电局 | A kind of electrification in high voltage detection means |
| CN112362994A (en) * | 2020-11-10 | 2021-02-12 | 北京瑞奇恩互感器设备有限公司 | Alternating current-direct current system judgment device |
-
2017
- 2017-06-12 CN CN201720676564.6U patent/CN207964932U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132402A (en) * | 2017-06-12 | 2017-09-05 | 广东电网有限责任公司汕头供电局 | A kind of electrification in high voltage detection means |
| CN107132402B (en) * | 2017-06-12 | 2019-11-05 | 广东电网有限责任公司汕头供电局 | A kind of electrification in high voltage detection device |
| CN112362994A (en) * | 2020-11-10 | 2021-02-12 | 北京瑞奇恩互感器设备有限公司 | Alternating current-direct current system judgment device |
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