CN107255751A - The anti-switching on earth wire device of intelligence - Google Patents
The anti-switching on earth wire device of intelligence Download PDFInfo
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- CN107255751A CN107255751A CN201710480606.3A CN201710480606A CN107255751A CN 107255751 A CN107255751 A CN 107255751A CN 201710480606 A CN201710480606 A CN 201710480606A CN 107255751 A CN107255751 A CN 107255751A
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- 230000006698 induction Effects 0.000 claims abstract description 53
- 238000005259 measurement Methods 0.000 claims abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 239000000523 sample Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000002329 infrared spectrum Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000037081 physical activity Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 2
- 239000004020 conductor Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
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- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of anti-switching on earth wire device of intelligence, it is related to technical field of power systems, it includes grounding resistance display alarm main frame harmony photoinduction alarm host machine, and grounding resistance display alarm main frame harmony photoinduction alarm host machine is connected by wireless signal；Resistance display unit is provided with front side of described grounding resistance display alarm main frame, grounding resistance display alarm main frame upper end is provided with wireless transmitter module, and grounding resistance display alarm main frame and connects a pair of test clips；LED flash module, voice cue module and human body induction module are provided with front side of described acousto-optic induction alarm main frame, the side of acousto-optic induction alarm main frame is provided with switch, and the back side of acousto-optic induction alarm main frame is provided with multiple strong magnets.The present invention has the display alarm function of resistance between measurement earth clip and ground row, solve maintainer can not confirm to be grounded in hanging earthing conductor whether good potential safety hazard.
Description
Technical field
The present invention relates to technical field of power systems, and in particular to a kind of anti-switching on earth wire device of intelligence.
Background technology
Switching on earth wire power transmission is one of five class serious accidents in power generation, is also one of five anti-objects.From power train
System establishment starts, and all kinds of accidents just never disappeared.And switching on earth wire power transmission accident is particularly acute, the lighter causes to damage to equipment
Bad, severe one causes power grid accident or human casualty accident.
The reason occurred by analytic band ground wire combined floodgate accident substantially has as follows：Construction director lacks a sense of responsibility, right
Seriousness after the importance and accident of safety in production is cognitive and payes attention to not enough, unreachable to existing safety management system
Position, project site supervision is not in place, and these are all that the above reason has generality the reason for causing the accident.But these are former
Because being all emphatically for human factor and management tissue.People inherently has many uncertain factor, particularly moods
Fluctuation ratio is larger, influences working sense of responsibility.And organization and administration system is also to be set because of people, although strengthen the quality-oriented education of people, skill
Art training, improves management organization system, the probability of happening of accident can be reduced to a certain extent, but can not prevent the hair of accident
It is raw.Switching on earth wire is only prevented by technological means, could preferably accident prevention generation.
In summary 2 reasons, after all with regard to 2 points：Forget dimmed（Personal reason）With work handover error（Tissue
Reason）If, can be in the process by the way that technological means is to the final clear and definite grounding warning signal of operating personnel one and coordinates
Voice message, it becomes possible to avoid the line combined floodgate power transmission thing with ground caused by work handover error or personal reason to the full extent
Therefore generation.
It is well known that whichever operation power department has a set of strict operation to advise for the operation operation of transformer station
Model and operating process, according to the operation of specification each single item will write operation ticket, but also have line combined floodgate accident with ground why
Generation.This explanation very complicated operating process perform get up difficulty it is bigger, easily produce careless mistake.If opposite
Some can be increased in itself from device prevents the chain of maloperation and effective warning more, and the probability that maloperation occurs will be big
Big reduction.
At present, newly-built power engineering employs mechanical chain in terms of maloperation is prevented and the means of electrical interlocks are come
The probability of happening of maloperation is reduced, but traditional ground wire is still used in terms of temporary ground wire, does not increase anti-error arrange
Apply.But in electric power networks, there are a large amount of old stations put into operation for many years, preventing the mechanical chain of maloperation and electric blocking side
Face is also short of very much, and what is had is not equipped with earthing, and maintenance must use ground wire, and this just considerably increases line combined floodgate thing with ground
Therefore the probability occurred.
The content of the invention
It is an object of the invention to provide a kind of display alarm function of having and measure resistance between earth clip and ground row, solve
Maintainer can not confirm to be grounded in hanging earthing conductor whether the anti-switching on earth wire device of intelligence of good potential safety hazard.
In order to solve the problems existing in background technology, the present invention is to use following technical scheme：A kind of anti-band of intelligence
Line closing device, it includes grounding resistance display alarm main frame harmony photoinduction alarm host machine, and grounding resistance display alarm master
Machine harmony photoinduction alarm host machine is connected by wireless signal；Resistance is provided with front side of described grounding resistance display alarm main frame
Display unit, grounding resistance display alarm main frame upper end is provided with wireless transmitter module, and grounding resistance display alarm main frame
Connect a pair of test clips；Be provided with front side of described acousto-optic induction alarm main frame LED flash module, voice cue module and
Human body induction module, the side of acousto-optic induction alarm main frame is provided with switch, and the back side of acousto-optic induction alarm main frame is provided with many
Individual strong magnets.
As a further improvement on the present invention；Described grounding resistance display alarm main frame is internally provided with boost module
First, resistance measurement unit and rechargeable battery one, rechargeable battery one are connected with boost module one, and boost module one is surveyed with resistance respectively
Unit and wireless transmitter module connection are measured, and resistance measurement unit is connected with wireless transmitter module；Resistance measurement unit connects respectively
Connecting resistance display unit and alarm unit, test clip are connected to resistance measurement unit, and LED is connected with wireless transmitter module
Lamp.
As a further improvement on the present invention；Described acousto-optic induction alarm main frame is internally provided with boost module two, nothing
Line receiving module, rechargeable battery two and Voltage stabilizing module, rechargeable battery two are connected with boost module two, and boost module two is with wirelessly connecing
Module connection is received, wireless receiving module is connected with switch, and a moved end of switch is connected by resistance one with voice cue module,
Another moved end of switch is connected with the colelctor electrode of triode, human body induction module and LED flash module respectively, triode
Base stage is connected with human body induction module, and the emitter stage of triode is connected by resistance two with voice cue module, voice message mould
The not moved end of block and switch is connected with the voltage output end of Voltage stabilizing module, and voice cue module, human body induction module and LED
Flash modules are grounded.
As a further improvement on the present invention；Described human body induction module is popped one's head in using double base, and the window of probe is length
Square, double base is located at the two ends of acousto-optic induction alarm main frame longer direction.
After adopting the above technical scheme, the invention has the advantages that：
With simple installation, various types of ground wires can be installed in, it is applied widely, using transmission of wireless signals, operation letter
It is single, long-distance alarm can be realized, is not only alarmed with flash lamp, and with sound prompt function, and add ground connection
Resistance display alarm function, compensate for safety of traditional ground wire without grounding resistance monitoring and grounding alarm function hidden
Suffer from.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the external structure schematic diagram of grounding resistance display alarm main frame in the present invention；
Fig. 2 is the external structure schematic diagram of acousto-optic induction alarm main frame in the present invention；
Fig. 3 is the back structures schematic diagram of acousto-optic induction alarm main frame in the present invention；
Fig. 4 is the internal structure schematic diagram of grounding resistance display alarm main frame in the present invention；
Fig. 5 is the internal structure schematic diagram of acousto-optic induction alarm main frame in the present invention；
Reference：
A-grounding resistance display alarm main frame；B-test clip；C-acousto-optic induction alarm main frame；D-strong magnets；1-boosting
Module one；2-resistance measurement unit；3-wireless transmitter module；4-rechargeable battery one；5-resistance display unit；6-alarm
Unit；7-boost module two；8-wireless receiving module；9-voice cue module；10-human body induction module；11-LED dodges
Light lamp module；12-rechargeable battery two.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and specific implementation
Mode, the present invention will be described in further detail.It should be appreciated that embodiment described herein is only to explain this
Invention, is not intended to limit the present invention.
Fig. 1-Fig. 5 is referred to, present embodiment uses following technical scheme：A kind of anti-switching on earth wire dress of intelligence
Put, it includes grounding resistance display alarm host A, test clip B, acousto-optic induction alarm host C, strong magnets D, boost module one
1st, resistance measurement unit 2, wireless transmitter module 3, rechargeable battery 1, resistance display unit 5, alarm unit 6, boost module two
7th, wireless receiving module 8, voice cue module 9, human body induction module 10, LED flash module 11 and rechargeable battery 2 12, and
Grounding resistance display alarm host A harmony photoinduction alarm host machine C is connected by wireless signal；Described grounding resistance display report
Resistance display unit 5 is provided with front side of alert host A, grounding resistance display alarm host A upper end is provided with wireless transmitter module 3,
And a pair of test clip B are connected on grounding resistance display alarm host A；It is provided with front side of described acousto-optic induction alarm host C
LED flash module 11, voice cue module 9 and human body induction module 10, the side of acousto-optic induction alarm host C are provided with out
S1 is closed, the back side of acousto-optic induction alarm host C is provided with multiple strong magnets D；In described grounding resistance display alarm host A
Portion is provided with boost module 1, resistance measurement unit 2 and rechargeable battery 1, and rechargeable battery 1 is connected with boost module 1,
Boost module 1 is connected with resistance measurement unit 2 and wireless transmitter module 3 respectively, and resistance measurement unit 2 and wireless transmission mould
Block 3 is connected；Resistance measurement unit 2 connects resistance display unit 5 and alarm unit 6 respectively, and test clip B is connected to resistance measurement list
Member 2, and it is connected with LED on wireless transmitter module 3；Described acousto-optic induction alarm host C is internally provided with boost module two
7th, wireless receiving module 8, rechargeable battery 2 12 and Voltage stabilizing module U1, rechargeable battery 2 12 are connected with boost module 27, and boost mould
Block 27 is connected with wireless receiving module 8, and wireless receiving module 8 is connected with switch S1, and a switch S1 moved end passes through resistance one
R1 is connected with voice cue module 9, switchs colelctor electrode, the human body induction module 10 of S1 another moved end respectively with triode Q1
Connected with LED flash module 11, triode Q1 base stage is connected with human body induction module 10, and triode Q1 emitter stage passes through
The R2 of resistance two is connected with voice cue module 9, voice cue module 9 and voltage of the not moved end with Voltage stabilizing module U1 for switching S1
Output end is connected, and voice cue module 9, human body induction module 10 and LED flash module 11 are grounded.
Described human body induction module 10 is popped one's head in using double base, and the window of probe is rectangle, and double base senses positioned at acousto-optic
The two ends of alarm host machine C longer directions.When human body from left to right or from right to left walk it is out-of-date, infrared spectrum reach double base when
Between, distance have difference, difference is bigger, sense it is sensitiveer, when human body from front move towards probe or from top to bottom or from top to bottom just
Out-of-date to walking, double base can't detect the change of infrared spectrum distance, no difference, therefore sense insensitive or do not work；So peace
When dress acousto-optic induction alarm host C the direction of the probe double base of human body induction module 10 should use up with the most direction of physical activity
Amount is parallel, it is ensured that successively sensed when human body passes through by probe double base.In order to increase sensing angular range, human body induction module
10 use round lens, also cause probe four sides all to sense, but the left and right sides is still bigger than both direction induction range up and down, spirit
Sensitivity is strong, must still press requirements above during installation as far as possible.
The present invention principle be：
Can when ground wire is connected on repair apparatus, by controlled in wireless acousto-optic induction alarm host C flash alarm and
Voice message is alerted, and need to be only arranged on by circuit-breaker switching on-off knob or by isolator operation handle（Ground wire to be confirmed is torn open
Row closes a floodgate or closed isolation knife again after removing）；If if consistency operation, install in the distance/on the spot by knob（Get to regard to status
Put, it is to avoid distant place maloperation, ground wire to be confirmed is switched to remote location again after removing）.Can be to existing by this warning means
Field operation operating personnel provide clear and definite warning function, and the band caused by work handover error or personal reason is avoided with effective
The generation of ground wire combined floodgate accident.Grounding resistance display alarm host A has the display of resistance between measurement earth clip and ground row
Warning function, solve maintainer can not confirm to be grounded in hanging earthing conductor whether good potential safety hazard.
Acousto-optic induction alarm host C base is equipped with strong magnetic D, either switch cabinet panel or isolator operation handle,
Can easily it fix.The realization of acousto-optic induction alarm host C alarm function includes three kinds of modes：Flashing light alarm mode, voice are carried
Show mode and buzzer warning mode.
When test clip B is not used, it is infinity, now grounding resistance display alarm host A harmony photoinduction to measure resistance
Alarm host machine C can send buzzer warning prompt tone.And when test clip B is connected to earth clip with ground row, grounding resistance shows
Show that alarm host machine A will measure the resistance value of the earth point in real time, and contrasted with setting higher limit, if just being said more than the higher limit
Bright earth point grounding resistance is not up to standard, and sends buzzer warning prompt tone, row mounting again after need to artificially handling, until resistance is just
Often.Voice cue module 9 is worked all the time to bring interference to maintainer and operations staff, and human body sensing mould is additionally arranged hereby
Block 10, if nobody is close to induction zone, voice cue module 9 would not work.Grounding resistance display alarm host A and
Acousto-optic induction alarm host C is powered using built-in rechargeable battery, easy to use.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. the anti-switching on earth wire device of intelligence, it is characterised in that it includes grounding resistance display alarm main frame harmony photoinduction report
Main frame is warned, and grounding resistance display alarm main frame harmony photoinduction alarm host machine is connected by wireless signal；Described ground connection electricity
Resistance display unit is provided with front side of resistance display alarm main frame, grounding resistance display alarm main frame upper end is provided with wireless transmission mould
A pair of test clips are connected on block, and grounding resistance display alarm main frame；It is provided with front side of described acousto-optic induction alarm main frame
LED flash module, voice cue module and human body induction module, the side of acousto-optic induction alarm main frame are provided with switch, sound
The back side of photoinduction alarm host machine is provided with multiple strong magnets.
2. the anti-switching on earth wire device of intelligence according to claim 1, it is characterised in that described grounding resistance display report
Alert main frame is internally provided with boost module one, resistance measurement unit and rechargeable battery one, and rechargeable battery one connects with boost module one
Connect, boost module one is connected with resistance measurement unit and wireless transmitter module respectively, and resistance measurement unit and wireless transmission mould
Block is connected；Resistance measurement unit connects resistance display unit and alarm unit respectively, and test clip is connected to resistance measurement unit, and
LED is connected with wireless transmitter module.
3. the anti-switching on earth wire device of intelligence according to claim 1, it is characterised in that described acousto-optic induction alarm master
Machine is internally provided with boost module two, wireless receiving module, rechargeable battery two and Voltage stabilizing module, rechargeable battery two and boost module
Two connections, boost module two is connected with wireless receiving module, and wireless receiving module is connected with switch, and a moved end of switch passes through
Resistance one is connected with voice cue module, another moved end of switch respectively with the colelctor electrode of triode, human body induction module and
LED flash module is connected, and the base stage of triode is connected with human body induction module, and the emitter stage of triode passes through resistance two and language
Sound reminding module is connected, and the not moved end of voice cue module and switch is connected with the voltage output end of Voltage stabilizing module, and voice
Reminding module, human body induction module and LED flash module are grounded.
4. the anti-switching on earth wire device of intelligence according to claim 3, it is characterised in that described human body induction module is adopted
Popped one's head in double base, the window of probe is rectangle, and double base is located at the two ends of acousto-optic induction alarm main frame longer direction；When human body from
Left-to-right or walk from right to left out-of-date, infrared spectrum, which reaches time of double base, distance, difference, and difference is bigger, sense it is sensitiveer,
When human body moves towards probe or direction is walked out-of-date from top to bottom or from top to bottom from front, double base can't detect infrared spectrum distance
Change, no difference, therefore sense insensitive or do not work；So human body induction module should be made when installing acousto-optic induction alarm main frame
Probe double base direction it is as far as possible parallel with the direction that physical activity is most.
5. the anti-switching on earth wire device of intelligence according to claim 3, it is characterised in that described human body induction module is adopted
Use round lens.
6. the anti-switching on earth wire device of intelligence, it is characterised in that when test clip is not used, it is infinity to measure resistance, is now connect
Ground resistance display alarm main frame harmony photoinduction alarm host machine can send buzzer warning prompt tone；And when test clip is connected to
When ground is pressed from both sides with ground row, grounding resistance display alarm main frame will measure the resistance value of the earth point in real time, and with setting the upper limit
Value contrast, if just illustrating that earth point grounding resistance is not up to standard more than the higher limit, and sends buzzer warning prompt tone, needs artificial
Row mounting again after processing, until resistance is normal；Human body induction module is provided with, if nobody is close to induction zone, voice
Reminding module would not be worked, and grounding resistance display alarm main frame harmony photoinduction alarm host machine is supplied using built-in rechargeable battery
Electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710480606.3A CN107255751A (en) | 2017-06-22 | 2017-06-22 | The anti-switching on earth wire device of intelligence |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710480606.3A CN107255751A (en) | 2017-06-22 | 2017-06-22 | The anti-switching on earth wire device of intelligence |
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| Publication Number | Publication Date |
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| CN107255751A true CN107255751A (en) | 2017-10-17 |
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ID=60023374
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| CN201710480606.3A Pending CN107255751A (en) | 2017-06-22 | 2017-06-22 | The anti-switching on earth wire device of intelligence |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112990872A (en) * | 2021-03-16 | 2021-06-18 | 国家电网有限公司 | Interactive ground wire control method |
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| CN2454914Y (en) * | 2000-11-17 | 2001-10-17 | 刘尚国 | Alarming device fior preventing switch-on of ground wire |
| CN105242626A (en) * | 2015-10-29 | 2016-01-13 | 国网河南睢县供电公司 | Line safety intelligent auxiliary monitoring system |
| CN105717366A (en) * | 2016-01-29 | 2016-06-29 | 南京尚志电子科技有限公司 | Online grounding resistance monitoring alarm and remote monitoring system |
| CN205384701U (en) * | 2016-01-28 | 2016-07-13 | 济南易耕信息技术有限公司 | Ground connection stake earth connection alarm device |
| CN106291069A (en) * | 2016-08-18 | 2017-01-04 | 上海电力学院 | A kind of anti-misoperation system of electricity earthing cable |
| CN206920521U (en) * | 2017-06-22 | 2018-01-23 | 平顶山三和智能科技有限公司 | The anti-switching on earth wire device of intelligence |
-
2017
- 2017-06-22 CN CN201710480606.3A patent/CN107255751A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454914Y (en) * | 2000-11-17 | 2001-10-17 | 刘尚国 | Alarming device fior preventing switch-on of ground wire |
| CN105242626A (en) * | 2015-10-29 | 2016-01-13 | 国网河南睢县供电公司 | Line safety intelligent auxiliary monitoring system |
| CN205384701U (en) * | 2016-01-28 | 2016-07-13 | 济南易耕信息技术有限公司 | Ground connection stake earth connection alarm device |
| CN105717366A (en) * | 2016-01-29 | 2016-06-29 | 南京尚志电子科技有限公司 | Online grounding resistance monitoring alarm and remote monitoring system |
| CN106291069A (en) * | 2016-08-18 | 2017-01-04 | 上海电力学院 | A kind of anti-misoperation system of electricity earthing cable |
| CN206920521U (en) * | 2017-06-22 | 2018-01-23 | 平顶山三和智能科技有限公司 | The anti-switching on earth wire device of intelligence |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112990872A (en) * | 2021-03-16 | 2021-06-18 | 国家电网有限公司 | Interactive ground wire control method |
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Application publication date: 20171017 |
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