CN203786195U - Power line induction type high-voltage charged display device - Google Patents
Power line induction type high-voltage charged display device Download PDFInfo
- Publication number
- CN203786195U CN203786195U CN201420201203.2U CN201420201203U CN203786195U CN 203786195 U CN203786195 U CN 203786195U CN 201420201203 U CN201420201203 U CN 201420201203U CN 203786195 U CN203786195 U CN 203786195U
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- controller
- display device
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- voltage charged
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- 230000006698 induction Effects 0.000 title abstract description 5
- 238000012360 testing method Methods 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 claims description 11
- 210000002683 foot Anatomy 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000001939 inductive effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000005611 electricity Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The utility model discloses a power line induction type high-voltage charged display device which comprises a controller and a sensor, and is characterized in that the sensor is electrically connected with the controller through a shielded line, the controller comprises an inner shell and an outer shell, buckles are arranged on the two sides of the inner shell, clamping holes are correspondingly formed in the outer shell, the inner shell is provided with a pluggable connector busbar, the outer shell is provided with a matched pluggable connector bar pin correspondingly, and the pluggable connector bar pin is electrically connected with an external connection terminal correspondingly. The power line induction type high-voltage charged display device can be used for indoor and outdoor high-voltage electrical equipment with rated voltage of 6-35kV; the inductive sensor is adopted, non-contact measurement is achieved, and security and reliability are achieved; pluggable structural design is adopted for the controller, so the controller can be replaced without power failures or door opening conditions and is convenient to maintain.
Description
Technical field
The utility model belongs to the supervising device of electric system, is specifically related to a kind of power circuit induction-type high-voltage charged display device.
Background technology
In the electric system of high pressure, UHV (ultra-high voltage), it is very important ensuring safety in production, and in all types of switch cubicles, often uses high voltage display device.When major loop is during with high-tension electricity, its,, through principle of capacitive divider output low voltage voltage signal, lights neon lamp, with wigwag, sends prompting.The sensing element of charged demonstration is directly installed on the installation panel of high-tension apparatus more, and which section major loop operations staff's viewing lamp just can understand at charging operation, safeguard or test cabinet in during element, it is particularly important that this device more seems.
But in the totally-enclosed Power Plant Design of existing operation, aspect " five is anti-" interface, do not considering detection and the control under electriferous state, be difficult to installation and maintenance charged display device in the situation that of not power-off, prevented that charged maloperation from bringing certain difficulty reliably, charged display device need to be the in the situation that of power-off, sensor installation in bus bar canister, need to again find time and again demarcate SF6 inert gas.
The sensing element of charged demonstration is directly installed on the installation panel of high-tension apparatus more, cannot directly take off, and during installation and maintenance, because locus is limit, need to pay the longer working time, is unfavorable for the raising of work efficiency.
Summary of the invention
Technical problem to be solved in the utility model is: design a kind of power circuit induction-type high-voltage charged display device, and the installation and maintenance in not power-off, do not open the door in the situation that, and can realize unidirectional forced blocking to operating mechanism.
In order to solve the problems of the technologies described above taked technical scheme, be: design a kind of power circuit induction-type high-voltage charged display device, comprise controller and sensor, it is characterized in that, described sensor is electrically connected to controller by shielding line, described controller comprises inner housing and shell body, inner housing both sides arrange buckle, shell body correspondence arranges hole clipping, it is female that described inner housing arranges plug-in line bank, shell body correspondence arranges adaptive plug-in line bank pin, corresponding to plug-in line bank pin, be electrically connected to external wiring terminal is set, described shell body both sides arrange respectively two support mounting holes, mounting bracket is provided with two L-type hanging feets, its middle part connects to arrange and screws screw rod, described controller also comprises mainboard, described mainboard comprises: display unit, its input end is connected with the output terminal of sensor, in order to show the electriferous state of equipment under test, locking unit, its input end is connected with the output terminal of display unit, in order to when equipment under test is charged by equipment under test locking, arithmetical unit amplifying unit, voltage comparison unit, PLC programming Control unit, relay function unit, the alarm unit of blowing a whistle, described inner housing arranges single line plate corresponding to plug-in line bank mother, described shell body arranges comprehensive wiring board, plug-in line bank pin and external wiring terminal are arranged on comprehensive wiring board, described inner housing also comprises display panel, display panel is provided with pilot lamp, self-test switch and external power supply jack, pilot lamp, self-test switch is electrically connected to mainboard, external power supply is to controller auxiliary power supply, every group of outer contact of described external wiring terminal connects the normally closed interlock of relay on mainboard, every group of outer contact of external wiring terminal is connected with the auxiliary normally opened contact of earthing respectively, realize unidirectional forced blocking, described sensor comprises amplification circuit of electrical signal.
The beneficial effects of the utility model: a kind of power circuit induction-type high-voltage of the utility model charged display device, the installation and maintenance in not power-off, do not open the door in the situation that, and can realize unidirectional forced blocking to operating mechanism; Adopt inductosyn, non-contact measurement, safe and reliable, easy to maintenance; Be for preventing mistakenly entering charged chamber and the device that prevents electric misoperation, can be used for the indoor outer high voltage electric equipment of rated voltage 6～35kV.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is the utility model controller one-piece construction schematic diagram
Fig. 3 is the utility model display panel schematic diagram
Fig. 4 is the utility model shell body outer face schematic diagram
Fig. 5 is the utility model hole clipping and support structure of mounting hole schematic diagram
Fig. 6 is the utility model inner housing and outer shell construction schematic diagram
Fig. 7 is the utility model mounting bracket schematic diagram
Fig. 8 is the utility model controller main board function block diagram
Fig. 9 is the utility model forced blocking circuit diagram
Figure 10 is the utility model sensor circuit figure
Figure 11 is comprehensive wiring board circuit diagram
Figure 12 is single line plate circuit diagram
In figure: 1 controller 2 sensor 3 shielding line 4 hose clamp 5 pole 6 support insulator 7 high-voltage busbar 8 display panel 9 inner housing 10 shell body 11 support 12 pilot lamp 13 electromagnetic lock interface 14 micro_computer five_proof interface 15 working power interface 16 signal wire interface 17 screen layer interface 18 earth terminal interface 19 support mounting hole 20 hole clipping 21 buckle 22 mounting bracket 23 hanging feets 24 screw the auxiliary normally opened contact 26 relay I phase normally closed contact 27 relay II phase normally closed contacts of screw rod 25 earthings.
Embodiment
As shown in the figure, a kind of power circuit induction-type high-voltage charged display device, comprise controller 1 and sensor 2, it is characterized in that, described sensor 2 is electrically connected to controller 1 by shielding line 3, described controller 1 comprises inner housing 9 and shell body 10, inner housing 9 both sides arrange buckle 21, shell body 10 correspondences arrange hole clipping 20, it is female that described inner housing 9 arranges plug-in line bank, shell body 10 correspondences arrange adaptive plug-in line bank pin, corresponding to plug-in line bank pin, be electrically connected to external wiring terminal is set, described shell body 10 both sides arrange respectively two support mounting holes 19, mounting bracket 22 is provided with two L-type hanging feets 23, its middle part connects to arrange and screws screw rod 24, described controller 1 also comprises mainboard, described mainboard comprises: display unit, its input end is connected with the output terminal of sensor 2, in order to show the electriferous state of equipment under test, locking unit, its input end is connected with the output terminal of display unit, in order to when equipment under test is charged by equipment under test locking, arithmetical unit amplifying unit, voltage comparison unit, PLC programming Control unit, relay function unit, the alarm unit of blowing a whistle, described inner housing 9 arranges single line plate corresponding to plug-in line bank mother, described shell body 10 arranges comprehensive wiring board, plug-in line bank pin and external wiring terminal are arranged on comprehensive wiring board, described inner housing 9 also comprises display panel 8, display panel 8 is provided with pilot lamp 12, self-test switch and external power supply jack, pilot lamp 12, self-test switch is electrically connected to mainboard, external power supply is to controller 1 auxiliary power supply, every group of outer contact of described external wiring terminal connects the normally closed interlock of relay on mainboard, every group of outer contact of external wiring terminal is connected with the auxiliary normally opened contact 25 of earthing respectively, realize unidirectional forced blocking, described sensor 2 comprises amplification circuit of electrical signal.
During installation, hanging feet 23 penetrates support mounting hole 19, pushes inward movement controller 1, relies on the L-type structure of hanging feet 23 to be firmly linked with controller 1, then tightens and screws screw rod 24, by screwing screw rod 24, is fixed on switch cubicle.Sensor 2 is installed and should be guaranteed to meet the air required distance under corresponding different electric pressure, preferably, be arranged on the bottom of corresponding high-tension line support insulator 6, adopt supporting hose clamp 4 first that pole 5 is fastening, sensor 2 is arranged on pole 5 and by shielding line 3 and connects controller 1, guarantee that sensor 2 and high-voltage busbar 7 are over against, non-contact measurement, safe and reliable.
Utilize the field coupled principle between sensor 2 and high-voltage alternating electric field, outside safe distance, carry out induction type, non-contact measurement, sensor 2 produces induced charge under the effect of alternating electric field, form induction current as the input signal of device, after amplify inside, by cable, this sensor current signal is sent to controller 1.Signal is processed through filtering, effectively remove various higher hamonic wave signals, through current/voltage conversion, output power frequency 50Hz voltage signal, again through compensation, operation amplifier unit, detection enters voltage comparison unit after processing and carries out voltage ratio pair, again the signal after comparison is sent into PLC programming Control unit and carry out micro-processing differentiation, two-way output in final minute, one tunnel outputs to display unit, if voltage is higher than setting voltage door value, be judged to electricity, pilot lamp 12 dodges and shows redness, if voltage is lower than setting voltage door value, be judged to without electricity, pilot lamp 12 dodges and shows green, relay is sent on another road, pilot relay action, while being judged to electricity, relay is failure to actuate, while being judged to without electricity, the normally closed contact of relay disconnects, the normally closed interlock of relay is connected with one group of outer contact of external wiring terminal respectively, be used for controlling locking, to micro_computer five_proof, provide nodal function.
When 1 shielding line being connected of sensor 2 and controller 3 broken string occurs or do not connect, corresponding phase pilot lamp 12 sends flicker warning indication, with Time Controller 1, sends the alarm of blowing a whistle.
While pulling down, from instrument door active window, stretch out one's hand into, the buckle ear that pinches controller 1 inner housing 9 both sides outwards drags, buckle ear and buckle 21 one, buckle 21 is stressed deviates from hole clipping 20, can extract inner housing 9, now the plug-in line bank mother of inner housing 9 also pulls up from the plug-in line bank pin of shell body 10, inner housing 9 is separated from shell body 10, shell body 10 is stayed in switch cubicle, its plug-in line bank pin is electrically connected to external wiring terminal, needn't can pull down controller 1 by switch gate, overhaul, safeguard or change, controller 1 is pulled down nature from operating-controlling mechanism also needn't power-off.
Controller 1 arranges replaceable, chargeable standby power supply, when primary power power down, automatically switches to standby power supply work; Primary power charges to standby power supply inlet wire after recovering automatically; When primary power and standby power supply are not powered, can select external power supply to power by the external power supply jack on display panel 8, play multiple power source guaranteeing role, guarantee the normal operation of charged display device.Press self check button, can carry out self check to soft and hardware system, can prevent the mistake indication causing due to hardware damage and internal fault.
Figure 4 shows that the outer face of the utility model shell body 10, K1K2 is used for connecting the first electromagnetic lock, K3K4 is used for connecting the second electromagnetic lock, K5K6 is anti-for connected with computer five, L+N-is used for connecting working power, and lower row's port is respectively signal wire interface 16, screen layer interface 17, earth terminal interface 18.
Figure 9 shows that earthing forced blocking circuit, the two-phase bus of take test is example, on controller 1, be provided with some outer contacts, the one group of outer contact being connected with relay I phase normally closed contact 26, the one group of outer contact being connected with relay II phase normally closed contact 27 are connected with the auxiliary normally opened contact 25 of earthing respectively, form forced blocking loop, just can realize unidirectional forced blocking.If test has electricity, I phase and II phase relay are failure to actuate, grounding knife switch is in often opening, if test is without electricity, I phase or the action of II phase relay, relay I phase normally closed contact 26 and relay II phase normally closed contact 27 become disconnection from normally closed, and the auxiliary normally opened contact of 25 earthings that are attached thereto is closed, reaches forced blocking.During system middle-high pressure electrification, install and can reliable locking also indicate, when any phase or two-phase dead electricity, can accurately indicate charged phase, blocking device can release.
It is to be noted; above-mentioned embodiment is only the utility model preferred embodiment; for those skilled in the art, meeting under the prerequisite of the utility model principle of work any be equal to or similar replacement all falls in protection domain of the present utility model.
Claims (7)
1. a power circuit induction-type high-voltage charged display device, comprise controller and sensor, it is characterized in that, described sensor is electrically connected to controller by shielding line, and described controller comprises inner housing and shell body, and inner housing both sides arrange buckle, shell body correspondence arranges hole clipping, it is female that described inner housing arranges plug-in line bank, and shell body correspondence arranges adaptive plug-in line bank pin, corresponding to plug-in line bank pin, is electrically connected to external wiring terminal is set.
2. a kind of power circuit induction-type high-voltage charged display device according to claim 1, is characterized in that, described shell body both sides arrange respectively two support mounting holes, and mounting bracket is provided with two L-type hanging feets, and its middle part connects to arrange and screws screw rod.
3. a kind of power circuit induction-type high-voltage charged display device according to claim 1, it is characterized in that, described controller also comprises mainboard, and described mainboard comprises: display unit, its input end is connected with the output terminal of sensor, in order to show the electriferous state of equipment under test; Locking unit, its input end is connected with the output terminal of display unit, in order to when equipment under test is charged by equipment under test locking; Arithmetical unit amplifying unit; Voltage comparison unit; PLC programming Control unit; Relay function unit; The alarm unit of blowing a whistle.
4. a kind of power circuit induction-type high-voltage charged display device according to claim 1, it is characterized in that, described inner housing arranges single line plate corresponding to plug-in line bank mother, described shell body arranges comprehensive wiring board, and plug-in line bank pin and external wiring terminal are arranged on comprehensive wiring board.
5. a kind of power circuit induction-type high-voltage charged display device according to claim 1, it is characterized in that, described inner housing also comprises display panel, display panel is provided with pilot lamp, self-test switch and external power supply jack, pilot lamp, self-test switch are electrically connected to mainboard, and external power supply is to controller auxiliary power supply.
6. a kind of power circuit induction-type high-voltage charged display device according to claim 1, it is characterized in that, every group of outer contact of described external wiring terminal connects the normally closed interlock of relay on mainboard, every group of outer contact of external wiring terminal is connected with the auxiliary normally opened contact of earthing respectively, realizes unidirectional forced blocking.
7. a kind of power circuit induction-type high-voltage charged display device according to claim 1, is characterized in that, described sensor comprises amplification circuit of electrical signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201203.2U CN203786195U (en) | 2014-04-24 | 2014-04-24 | Power line induction type high-voltage charged display device |
| PCT/CN2014/086084 WO2015161611A1 (en) | 2014-04-24 | 2014-09-06 | Inductive high-voltage live display apparatus for power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201203.2U CN203786195U (en) | 2014-04-24 | 2014-04-24 | Power line induction type high-voltage charged display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203786195U true CN203786195U (en) | 2014-08-20 |
Family
ID=51322369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420201203.2U Expired - Fee Related CN203786195U (en) | 2014-04-24 | 2014-04-24 | Power line induction type high-voltage charged display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203786195U (en) |
| WO (1) | WO2015161611A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015161611A1 (en) * | 2014-04-24 | 2015-10-29 | 肖金丽 | Inductive high-voltage live display apparatus for power line |
| WO2015161625A1 (en) * | 2014-04-24 | 2015-10-29 | 朱林学 | Electronic lock for power line |
| CN105137155A (en) * | 2015-07-16 | 2015-12-09 | 国家电网公司 | Live displayer based on split modules |
| CN106199147A (en) * | 2016-08-10 | 2016-12-07 | 上海启腾电气股份有限公司 | Non-contact induction type high-voltage charge display device device |
| CN106353569A (en) * | 2016-08-24 | 2017-01-25 | 武汉钢铁股份有限公司 | High-voltage charged indicator |
| CN106383300A (en) * | 2016-10-31 | 2017-02-08 | 国网山东省电力公司寿光市供电公司 | Intelligent warning device for charged pole guys |
| CN106483363A (en) * | 2016-10-31 | 2017-03-08 | 国网山东省电力公司寿光市供电公司 | A kind of powered intelligent warning insulator of pole guy |
| CN107525957A (en) * | 2016-06-22 | 2017-12-29 | 上海宝钢工业技术服务有限公司 | The security protection system of high-low voltage electrification body |
| CN114200192A (en) * | 2021-12-09 | 2022-03-18 | 广东电网有限责任公司 | Induction type charged display device |
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| CN106124833A (en) * | 2016-05-30 | 2016-11-16 | 国网山东省电力公司曹县供电公司 | Electroscopic device |
| CN108802479B (en) * | 2018-05-26 | 2023-07-07 | 杭州顿恒科技有限公司 | Equipotential high-voltage live-line monitoring device |
| CN109262543A (en) * | 2018-10-29 | 2019-01-25 | 国网新疆电力有限公司昌吉供电公司 | Sensor probe attaching/detaching apparatus for high-voltage electriferous display locking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW200918905A (en) * | 2007-10-30 | 2009-05-01 | Toes Opto Mechatronics Co | Power monitoring and controlling device for displaying electricity consumption in real time |
| CN201749146U (en) * | 2010-07-08 | 2011-02-16 | 福州博峰智能电器有限公司 | Induction high-voltage live display device |
| CN202393816U (en) * | 2011-11-15 | 2012-08-22 | 新疆特变电工自控设备有限公司 | High-voltage electrified display device |
| CN203069655U (en) * | 2013-02-02 | 2013-07-17 | 四川省电力公司西昌电业局 | Induction-type high-voltage presence indication device |
| CN203465332U (en) * | 2013-09-27 | 2014-03-05 | 福州博峰智能电器有限公司 | Inductive high voltage live display and signal sensitivity adjustment device |
| CN203786195U (en) * | 2014-04-24 | 2014-08-20 | 淄博金鹏电子有限公司 | Power line induction type high-voltage charged display device |
| CN203827068U (en) * | 2014-04-24 | 2014-09-10 | 朱子毅 | Power line electronic lock |
-
2014
- 2014-04-24 CN CN201420201203.2U patent/CN203786195U/en not_active Expired - Fee Related
- 2014-09-06 WO PCT/CN2014/086084 patent/WO2015161611A1/en not_active Ceased
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015161611A1 (en) * | 2014-04-24 | 2015-10-29 | 肖金丽 | Inductive high-voltage live display apparatus for power line |
| WO2015161625A1 (en) * | 2014-04-24 | 2015-10-29 | 朱林学 | Electronic lock for power line |
| CN105137155A (en) * | 2015-07-16 | 2015-12-09 | 国家电网公司 | Live displayer based on split modules |
| CN107525957A (en) * | 2016-06-22 | 2017-12-29 | 上海宝钢工业技术服务有限公司 | The security protection system of high-low voltage electrification body |
| CN106199147A (en) * | 2016-08-10 | 2016-12-07 | 上海启腾电气股份有限公司 | Non-contact induction type high-voltage charge display device device |
| CN106199147B (en) * | 2016-08-10 | 2023-09-26 | 上海启腾电气股份有限公司 | Non-contact induction type high-voltage electrified display device |
| CN106353569A (en) * | 2016-08-24 | 2017-01-25 | 武汉钢铁股份有限公司 | High-voltage charged indicator |
| CN106383300A (en) * | 2016-10-31 | 2017-02-08 | 国网山东省电力公司寿光市供电公司 | Intelligent warning device for charged pole guys |
| CN106483363A (en) * | 2016-10-31 | 2017-03-08 | 国网山东省电力公司寿光市供电公司 | A kind of powered intelligent warning insulator of pole guy |
| CN114200192A (en) * | 2021-12-09 | 2022-03-18 | 广东电网有限责任公司 | Induction type charged display device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015161611A1 (en) | 2015-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140820 Termination date: 20170424 |