CN206450746U - It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation - Google Patents
It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation Download PDFInfo
- Publication number
- CN206450746U CN206450746U CN201720095731.8U CN201720095731U CN206450746U CN 206450746 U CN206450746 U CN 206450746U CN 201720095731 U CN201720095731 U CN 201720095731U CN 206450746 U CN206450746 U CN 206450746U
- Authority
- CN
- China
- Prior art keywords
- maloperation
- signal
- module
- personnel
- electrification
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 31
- 238000007689 inspection Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000010248 power generation Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The digital monitoring prior-warning device of personnel's electrification in high voltage maloperation is prevented the utility model discloses a kind of, including controller and the inductor that is connected with controller；The controller includes shell and the following part being arranged in shell：Selftest module, signal processing module, control module, display module, power module, the inductor are three, are respectively arranged in the vicinity in every phase loop in high-voltage charged body three-phase loop.The utility model can be widely applied for judging and show 110kV~1000kV transformer stations, whether the high-tension apparatus in current conversion station and A, B, C three-phase line are powered, high-tension apparatus maintainer can be helped to grasp the powered situation of Awaiting Overhaul equipment, prevent and treat maintainer's maloperation, caused casualties and the heavy losses such as equipment fault so as to be prevented effectively from, largely lift the physical life and power generation efficiency of grid equipment.
Description
Technical field
This practicality, which is related to, a kind of prevents the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation.
Background technology
For a long time, the operational error of power system and potential safety hazard fail to be well solved always, during which cause
Personnel and the massive losses of equipment be difficult to the appraisal.The accident of on-load point inlet wire side earthing switch blade in such as power generation
Just often appearance, is gently then likely to result in power failure, damage of power equipment of power network etc., heavy then be likely to result in operating personnel and technology
The injured or even direct threat to life of personnel.So, either from electric power facility safety or electric equipment maintenance technical staff
The angle of life security is set out, it is necessary to the problems such as thoroughly solving similar on-load point inlet wire side earthing switch blade accident.
Utility model content
The purpose of this utility model is that providing a kind of digital monitoring early warning for preventing personnel's electrification in high voltage maloperation fills
Put, the problems such as mainly solving the security incident that electrification in high voltage maloperation is triggered.
To achieve these goals, the technical solution adopted in the utility model is as follows：
It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, including controller and connect with controller
The inductor connect；The controller includes shell and selftest module, signal processing module, control module, display module, power supply mould
Block, the signal input part of signal processing module is connected with the output end of inductor and the output end of selftest module respectively, controls mould
The input of block and the signal output part of signal processing module are connected, and the input of display module and the output end of control module connect
Connect, power module is connected with signal processing module；The inductor is three, is respectively arranged in high-voltage charged body three-phase loop
Vicinity per phase loop.
Specifically, the signal processing module includes the signal amplifier of the output end connection of input and inductor, defeated
Enter the signal comparator circuit that end is connected with the output end of signal amplifier, the inspection of the output end connection of input and signal amplifier
Wave circuit, the logic circuit that signal input part is connected with the output end of signal comparator circuit and detecting circuit respectively, the self-inspection
The output end of module is also connected with the signal input part of logic circuit；The logic circuit includes central processing unit, peripheral circuit.Institute
Central processing unit is stated using ARM-Cortex process chips.
Further, the control module includes the signal output electricity of the signal output part connection of input and logic circuit
Road, signal output apparatus connection remote alarming device, microcomputer block sytem, electromagnetic lock.
Yet further, the display module includes the LED that input is connected with signal output apparatus.
Yet further, power module includes the Switching Power Supply and and Switching Power Supply being connected with the power end of central processing unit
The AC or D/C power of connection.
Yet further, the selftest module includes the self-checking circuit and and self-checking circuit that output end is connected with logic circuit
Input connection self-inspection button.
In addition, the central processing unit is also associated with filter protective circuit, overvoltage crowbar, current foldback circuit, seen
Door dog circuit.The shell is additionally provided with lightning arrester.
Compared with prior art, the utility model has the advantages that：
(1) the utility model can be widely applied for judging and show 110kV~1000kV transformer stations, the height in current conversion station
Press equipment and A, B, C three-phase line whether powered, high-tension apparatus maintainer can be helped to grasp the powered feelings of Awaiting Overhaul equipment
Condition, prevents and treats maintainer's maloperation, causes casualties and the heavy losses such as equipment fault, largely carries so as to be prevented effectively from
Rise the physical life and power generation efficiency of grid equipment.
(2) the utility model more can be used in combination with other power equipments, especially be closed with electromagnetic lock, microcomputer
The error-proof devices such as lock system, which coordinate, implements forced blocking, is transformer station and the outdoor electrical network in power plant or equipment aspect maloperation
Desired Safety device.
(3) the utility model has advanced technology, powerful, practicality is good, be widely used, equipment cost is low excellent
Point, its extensive use in power network has in terms of utility personnel safety, installations and facilities safety, electric power netting safe running is safeguarded
There are important economic results in society.
Brief description of the drawings
Fig. 1 is the system block diagram of the utility model-embodiment.
Embodiment
With reference to embodiment and accompanying drawing, the utility model is described in further detail, and embodiment of the present utility model includes
But it is not limited to the following example.
Embodiment
The digital monitoring prior-warning device of personnel's electrification in high voltage maloperation is prevented as shown in figure 1, a kind of, including inductor,
Signal processing module, display module, control module, power module.Inductor is three, is respectively arranged in every phase in three-phase loop
The vicinity in loop, for sensing whether have high pressure, signal processing module, display module, control module, power module are mounted on
Composition control device in metal shell, the line realized between being effectively isolated for strong, weak electricity, each part is limited to metal
In shell, power supply, input contact and output contact pass through terminal external connection.The structure has strong antijamming capability, and installation makes
Use the advantages of facilitating.
In the present embodiment, signal processing module includes the signal amplifier of the output end connection of input and inductor,
The output end connection of the signal comparator circuit of the output end connection of input and signal amplifier, input and signal amplifier
Detecting circuit.The logic circuit that input is connected with the output end of signal comparator circuit and detecting circuit respectively, the logic circuit
Including central processing unit and corresponding peripheral circuit, central processing unit uses ARM-Cortex process chips, and processing is flexibly steady
Fixed reliable, logic circuit also includes the watchdog circuit being connected with central processing unit, increases antijamming capability.
In the present embodiment, control module includes the signal output electricity of the signal output part connection of input and logic circuit
Road, signal output apparatus connection remote alarming device, microcomputer block sytem, electromagnetic lock, remote alarming device includes defeated with signal
Go out the wireless terminal of circuit connection, and the background server with wireless terminal radio communication, and it is connected with background server report
Alert device, display screen, wireless communication module use optical fiber/4G, the measurement signal of each monitoring point are collected by preposition wireless terminal,
The signal collected is sent to background server by wireless communication module again, center operations staff can be intuitively by display screen
The electriferous state at scene is solved, and receives alarm.Microcomputer block sytem, electromagnetic lock are existing on related charging equipment
Device, will not be repeated here.
In this example it is shown that module includes the LED that input is connected with signal output apparatus.
In the present embodiment, power module includes the Switching Power Supply being connected with the power end of central processing unit and electric with switch
The AC power supplies or D/C power of source connection, Switching Power Supply use high frequency switch power.
In the present embodiment, central processing unit is also associated with self-checking circuit, and self-checking circuit is provided with self-inspection button.
In order to protect the utility model not occur, insulation breakdown is dangerous, and central processing unit is also associated with filtering protection electricity
Road, overvoltage crowbar, current foldback circuit.
In the present embodiment, it is additionally provided with lightning arrester on metal shell.
The course of work of the present utility model is as follows：
Whether inductor sensing three-phase line has high pressure, and respective phase sends out a warning when having high pressure, respective phase during no high pressure
Give a green light.When three phases have one mutually to have electricity, to associative operation mechanism carry out forced blocking, while to remote alarming device,
Electromagnetic lock, microcomputer block sytem conveying signal, disconnect relevant device, ensure operating personnel's safety.
The present embodiment also has following features：
(1) high-quality component is selected
To ensure that digital monitoring prior-warning device adapts to the temperature difference between winter and summer, and it is reliable under strong electromagnetic
Work, from army's grade IC electronic components, so as to ensure that the temperature characterisitic of equipment interior keeps stable in very wide general enclose, it is ensured that
Enough run steadily in the long term in the field extreme environment performance of -40 DEG C~+85 DEG C, high pressure high-intensity magnetic field.For Switching Power Supply, using state
The well-known bright latitude power supply in border, the power input voltage scope is wide (120V-370V), and external electromagnetic leakage is small under working condition, work
Make long lifespan, output characteristics is stable, substantially not by input power influence of fluctuations, can operate at full capacity for a long time.
(2) reliability design of mounting structure
Inductor is not directly contacted with high-voltage charged body, is erected at beyond safe distance.No matter when installing or after running,
Any influence is not had on main equipment, it can be ensured that the safety of operating personnel when personnel install and safeguarded.
Central processing unit is also associated with the protection circuits such as filtering, overvoltage, excessively stream, control circuit is more effectively protected
Barrier, will not occur insulation breakdown dangerous, it is ensured that personal safety and Plant in good condition.
(3) dust-proof, waterproof, anti-corrosion treatment
Working environment determines that the utility model must take good three proofings technology, i.e., dust-proof, waterproof, preservative treatment.
Inductor shell is using chemistry encapsulation inside smart casting aluminium material, inductor；Controller housing, mounting bracket are adopted
Corrosion resistant stainless steel material is used, with good corrosion resistance.
In order to protect the circuit from the influence of acid, alkali, salt fog, the present embodiment takes reliable three proofings processing to wiring board
Technology, Key Circuit is encapsulated using overall chemical.
Controller uses integrated design with inductor outward appearance, and with good sealing, degree of protection, can up to IP65
Effectively controller is protected not influenceed with inductor by the sand and dust under outdoor environment, sleety weather.
(4) self-check of device
Self-inspection self-inspection button is pressed when showing green light phase, simulation test then is carried out to itself circuit, if circuit
Working properly, indicator lamp can redden 3-5 seconds.If it is indicated that lamp does not redden, illustrate that device circuit itself is faulty.
When self-inspection button is pressed, equivalent to three-phase input inductor signal, now, A, B, C three-phase indicator lamp are changed into red
Color, forced blocking is carried out to associative operation mechanism, while signal is conveyed to remote alarming device, electromagnetic lock, microcomputer block sytem,
Disconnect relevant device.When self-inspection button is lifted, three-phase input inductor signal disconnects, and now, A, B, C three-phase indicator lamp become again
Green, carries out forced blocking termination, while defeated to remote alarming device, electromagnetic lock, microcomputer block sytem to associative operation mechanism
The number of delivering letters, closes relevant device, and self-inspection terminates.
This setting is considered based on such a.After maintainer is by switch cutoff in the station of Awaiting Overhaul circuit, look into
The digital monitoring prior-warning device seen below maintenance circuit further confirms that whether opposite end has powered off, if at this moment showing green light,
Represent that circuit is not charged.But for the sake of security, operating personnel further press the confirmation of self-inspection button, if it is indicated that lamp reddens,
Illustrate to prevent the powered maloperation digital monitoring prior-warning device of personnel in itself without failure, green light signals are " not charged " definitely fingers
Show, this just further increases fool proof reliability.
According to above-described embodiment, the utility model just can be realized well.What deserves to be explained is, based on said structure design
On the premise of, to solve same technical problem, some made on the utility model are without substantial change or profit
Color, the essence of the technical scheme used is still as the utility model, therefore it should also be as in protection model of the present utility model
In enclosing.
Claims (9)
1. a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is characterised in that including controller and
The inductor being connected with controller；The controller includes shell and selftest module, signal processing module, control module, display
Module, power module, the output end and the output end of selftest module of the signal input part of signal processing module respectively with inductor
Connection, the input of control module and the signal output part of signal processing module are connected, input and the control mould of display module
The output end connection of block, power module is connected with signal processing module；
The inductor is three, is respectively arranged in the vicinity in every phase loop in high-voltage charged body three-phase loop.
2. it is according to claim 1 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the signal processing module includes the signal amplifier of the output end connection of input and inductor, input and letter
The detecting circuit of the output end connection of the signal comparator circuit of the output end connection of number amplifier, input and signal amplifier,
The logic circuit that signal input part is connected with the output end of signal comparator circuit and detecting circuit respectively, the selftest module it is defeated
Go out end to be also connected with the signal input part of logic circuit；The logic circuit includes central processing unit, peripheral circuit.
3. it is according to claim 2 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the central processing unit uses ARM-Cortex process chips.
4. it is according to claim 3 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the control module includes the signal output apparatus of the signal output part connection of input and logic circuit, signal is defeated
Go out circuit connection remote alarming device, microcomputer block sytem, electromagnetic lock.
5. it is according to claim 4 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the display module includes the LED that input is connected with signal output apparatus.
6. it is according to claim 5 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, power module includes the Switching Power Supply being connected with the power end of central processing unit and the AC or DC that are connected with Switching Power Supply
Power supply.
7. it is according to claim 6 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, self-checking circuit and be connected with the input of self-checking circuit that the selftest module is connected including output end with logic circuit
Self-inspection button.
8. it is according to claim 7 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the central processing unit is also associated with filter protective circuit, overvoltage crowbar, current foldback circuit, house dog electricity
Road.
9. it is according to claim 8 it is a kind of prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation, it is special
Levy and be, the shell is additionally provided with lightning arrester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095731.8U CN206450746U (en) | 2017-01-22 | 2017-01-22 | It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095731.8U CN206450746U (en) | 2017-01-22 | 2017-01-22 | It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450746U true CN206450746U (en) | 2017-08-29 |
Family
ID=59668028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720095731.8U Expired - Fee Related CN206450746U (en) | 2017-01-22 | 2017-01-22 | It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658767A (en) * | 2017-09-29 | 2018-02-02 | 平高集团有限公司 | It is a kind of can hotline maintenance switchgear examination and repair system and method |
-
2017
- 2017-01-22 CN CN201720095731.8U patent/CN206450746U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658767A (en) * | 2017-09-29 | 2018-02-02 | 平高集团有限公司 | It is a kind of can hotline maintenance switchgear examination and repair system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101692114A (en) | Disconnection monitoring and alarm system for high voltage cable grounding system | |
| CN105259443A (en) | Intelligent lightning-protection online real-time monitoring system | |
| CN204144912U (en) | A kind of high voltage generating station electrical verification alarm block sytem | |
| CN106443293A (en) | Direct current ground fault online detection and alarm device | |
| CN206450746U (en) | It is a kind of to prevent the digital monitoring prior-warning device of personnel's electrification in high voltage maloperation | |
| CN207939072U (en) | A kind of high voltage switch cabinet electricity check trolley | |
| CN108199477A (en) | Substation's ac and dc systems fault remote intelligent control method and equipment | |
| CN104300515A (en) | Live part verification information recognition and intelligent protection device for transformer substation | |
| CN203325159U (en) | Transformer station alarm system | |
| CN206673701U (en) | A kind of mine explosion-proof switch microcomputer monitor and protection device | |
| CN205960961U (en) | Shore power source | |
| CN214123090U (en) | Cable burglar alarm device and system | |
| CN202815071U (en) | High-voltage live detection indication system | |
| CN201383681Y (en) | Mine flame-proof type direct current power supply screen | |
| CN210074873U (en) | Portable direct-current power supply system with insulation monitoring function | |
| CN209264877U (en) | A kind of direct-current grounding monitoring device | |
| CN207924026U (en) | A kind of high direct voltage electrified display interlock apparatus | |
| CN208581059U (en) | Isolated electrical equipment protective device | |
| CN204205575U (en) | Charged monitoring locking device | |
| CN105699748A (en) | Transmission and distribution line AC same-phase potential live display device with signal acquisition function | |
| CN205581198U (en) | Transmission & distribution circuit exchanges electrified display of homophase current potential with signal acquisition function | |
| CN219874607U (en) | Single-phase grounding fault processing device of power distribution cabinet | |
| CN105098706A (en) | High voltage live-line display locking device with good safety performance | |
| CN205355764U (en) | Lightning arrestor mounting base | |
| CN109782083A (en) | Ring network cabinet comprehensive intelligent monitoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 |