CN104408867A - Alarm system for ground wire position of electric power overhaul - Google Patents
Alarm system for ground wire position of electric power overhaul Download PDFInfo
- Publication number
- CN104408867A CN104408867A CN201410602232.4A CN201410602232A CN104408867A CN 104408867 A CN104408867 A CN 104408867A CN 201410602232 A CN201410602232 A CN 201410602232A CN 104408867 A CN104408867 A CN 104408867A
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- Prior art keywords
- ground wire
- circuit
- alarm
- alarm system
- power
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
Abstract
The invention discloses an alarm system for a ground wire position of electric power overhaul. The alarm system comprises a ground wire position alarm system device and a ground wire position alarm device, wherein the two devices can be combined or separated; and monitoring of the system is realized based combination and separation. The ground wire position alarm system device is provided with 4 to 10 ground wire position alarm devices. The alarm system circuit consists of a power and monitoring circuit, a direct-current power supply and switching circuit, an acousto-optic alarm signal generating circuit, an alarm signal starting circuit, a timing charging circuit, and a battery pack. The box body of the alarm system is provided with a transparent sealing door and a door closing power-failure limit travel switch. According to the alarm system, with combination of the actual work condition of the overhaul field, remote and centralized monitoring of the installation work condition of the overhaul ground wire can be realized, thereby improving safety and reliability of the overhaul work.
Description
Technical field
The present invention relates to a kind of electric power overhaul apparatus for work, particularly relate to a kind of for during electric power overhaul operation and three-phase shortcircuit formula ground wire with the use of electric power overhaul ground wire position warning system.
Background technology
In the upkeep operation of electric system, three-phase shortcircuit formula ground wire is the visual plant ensureing maintainer's life security, in order to prevent repair apparatus charged suddenly, jeopardizes maintainer, before electric power overhaul work starts, staff can install three-phase shortcircuit formula ground wire in repair apparatus both sides; Application number is " ground wire location alarm " utility model patent of 201220479020, exactly according to the actual needs at above-mentioned electric power overhaul scene and a kind of warning device designed and produced, but ground wire location alarm only can carry out alarm in the infield of ground wire, can not monitor at same operation field operating mode and dismounting situation that many groups ground wire has been installed; At large-scale Overhaul site, the Overhaul site of many groups ground wire is particularly installed, when overhauling night, because sight line is unclear, when overhauling complete power transmission, there is if accidental the three-phase shortcircuit formula ground wire omitted and remove and be arranged on power equipment, just will cause the major accident of band ground wire power transmission; This warning system improves and utilizes ground wire location alarm, carry out systematization unified management and a kind of ground wire position alarm system designed and produced by organizing ground wire location alarm more, achieve electric power overhaul ground wire installation site Centralized Monitoring, warning, improve safety and the reliability of electric power overhaul.
Summary of the invention
The object of the invention is the actual security needs according to electric power overhaul scene, by the installation site Centralized Monitoring of electric power overhaul ground wire, warning, realize the systematized unified management of many group ground wire location alarms.
For reaching above-mentioned purpose, electric power overhaul ground wire position of the present invention warning system, comprise ground wire position alarm system and ground wire location alarm, ground wire position alarm system is provided with detail assembly panel in casing, casing, one group of totally 4 ~ 10 ground wire location alarm, position corresponding to each ground wire location alarm of detail assembly panel, its upper and lower parts respectively fill a positive pole charging plug and negative pole charging plug, and middle part fills a microswitch, a LED; Described casing is established transparent sealing door, power-off limitation travel switch of closing the door; The alarm system circuit of described alarm system is made up of power supply and monitoring circuit, direct supply and commutation circuit, sound and light alarm signal generating circuit, alerting signal start-up circuit and electric battery and charging circuit; The upper and lower end parts of described ground wire location alarm shell body, respectively has a charging jacks.
The annexation of alarm system circuit is: power supply and monitoring circuit meet power knob switch normal opened contact S1, fuse, close the door after power-off limitation travel switch normally closed contact S2, AC power supervisory relay K in parallel, connect the Switching Power Supply of direct supply and commutation circuit again, the positive output of Switching Power Supply is after the contact of K switch, connect the positive pole of reserve battery E and auxiliary contact S3 ~ S12 common port of alerting signal start-up circuit, the other end of auxiliary contact S3 ~ S12 connects diode VD and LED respectively, after the negative electrode parallel connection of each diode VD connecting resistance R1 and integrated circuit 4, 8 terminals, the other end connecting resistance R2 of resistance R1 and 7 terminals of integrated circuit, another termination capacitor C of resistance R2 and 2 of integrated circuit, 6 terminals, the parallel connected end of the other end connecting resistance R of electric capacity C, auxiliary contact K, 1 terminal of integrated circuit, resistance R4, the other end of resistance R4 connects loudspeaker successively, 3 terminals of integrated circuit, the input of electric battery and charging circuit timing device connects 220V power supply, its output connects charger, charger connects with reserve battery E, 10 positive pole charging plugs and 10 negative pole charging plugs, then leads to electric battery E1 by the upper and lower charging grafting of ground wire location alarm shell body.
Center inside place immediately below the casing of electric power overhaul ground wire position warning system, installs power-off limitation travel switch of closing the door, and power knob switch, fuse are installed in its side, and casing is provided with transparent sealing door.
Because the present invention is in conjunction with the actual condition of Overhaul site, achieves the installation remote centralized control to inspection earthing line, improve the safety and reliability of upkeep operation.
Accompanying drawing explanation
Fig. 1 electric power overhaul ground wire position warning system structural representation
In the drawings: detail assembly panel-101, transparent sealing door-102, power-off limitation travel switch-103 of closing the door, power lead-104, power knob switch-105, fuse-106, ground wire location alarm-107, positive pole charging plug-108, hummer-109,12V Switching Power Supply plate-110, reserve battery-111, microswitch-112, charging timer-113, LED-114, negative pole charging plug-115, battery charger-116;
Fig. 2 electric power overhaul ground wire position alarm system circuit functional-block diagram
In the drawings, alternating current 220V power supply and power supply monitoring circuit-201, direct current 12V power supply and power supply switch circuit-202, sound and light alarm signal generating circuit-203, alerting signal start-up circuit-204, electric battery and charging circuit-205;
Fig. 3 electric power overhaul ground wire position alarm system circuit wiring diagram
Fig. 4 ground wire location alarm appearance schematic diagram
In the drawings, positive pole charging is charged and fixed jack-402, position with fixed jack-401, position, negative pole.
Embodiment
Below in conjunction with accompanying drawing, system architecture of the present invention, circuit connection and embodiment are described in detail.
As seen from Figure 1, electric power overhaul ground wire position of the present invention warning system, includes electric power overhaul ground wire position warning device and ground wire location alarm, two parts be may be combined with, separable device, and by combination and the monitoring being separated the system of realization; Electric power overhaul ground wire position warning device is provided with casing, alarm system circuit, circuit component installing plate 101 is had in casing, installing plate 101 is equipped with one group of totally 4 ~ 10 ground wire location alarm 107, native system can according to the size of Overhaul site, select ground wire location alarm 107 number, determine the electric power overhaul ground wire location alarm system with varying number, in order to satisfied different Overhaul site needs; In the alarm system casing of ground wire position detail assembly panel 101 each ground wire location alarm 107 corresponding on position, arrange installation two charging plugs up and down, positive pole charging plug 108 and negative pole charging plug 115 respectively, it can adopt banana plug, reaches fixed and movable connection two functions; A microswitch 112, LED 114 is housed at middle part, and LED 114 shows ground wire location alarm and whether carries out work at the scene; Casing is established single fan transparent sealing door 102, immediately below casing, power-off limit switch 103 of closing the door is installed at center inside place, installs power switch 105, fuse 106 below its left outer; The shell of casing adopts high-strength waterproof plastic casing, openable transparent plastic door; its volume is 400 × 300 × 165mm; can integral installation on indoor wall or be placed on control and monitor console, effect is for ground wire location alarm and inner member provide shell to protect.
From Fig. 1, Fig. 2, in casing and on detail assembly panel 101, the alarm system circuit of warning device is housed, and its electric routing power and monitoring circuit 201, direct supply and commutation circuit 202, sound and light alarm signal generating circuit 203, alerting signal start-up circuit 204 and electric battery and charging circuit 205 are formed.
As seen from Figure 3, the annexation of alarm system circuit is: power supply and monitoring circuit 201 meet power knob switch normal opened contact S1, fuse, close the door after power-off limitation travel switch normally closed contact S2, AC power supervisory relay K in parallel, connect the Switching Power Supply of direct supply and commutation circuit 202 again, the positive output of Switching Power Supply is after the contact of K switch, connect the positive pole of reserve battery E and auxiliary contact S3 ~ S12 common port of alerting signal start-up circuit 204, the other end of auxiliary contact S3 ~ S12 connects diode VD and LED 114 respectively, after the negative electrode parallel connection of each diode VD connecting resistance R1 and integrated circuit 4, 8 terminals, the other end connecting resistance R2 of resistance R1 and 7 terminals of integrated circuit, another termination capacitor C of resistance R2 and 2 of integrated circuit, 6 terminals, the parallel connected end of the other end connecting resistance R of electric capacity C, auxiliary contact K, 1 terminal of integrated circuit, resistance R4, the other end of resistance R4 connects loudspeaker successively, 3 terminals of integrated circuit, the input of electric battery and charging circuit 205 timing device connects 220V power supply, its output connects charger, charger connects with reserve battery E, 10 positive pole charging plugs 108 and 10 negative pole charging plugs 115, again by the upper charging jacks 401 and 402 of ground wire location alarm shell body, the battery E1 be arranged in ground wire location alarm with each connects.
As seen from Figure 4, in the upper and lower end parts of ground wire location alarm shell body, respectively have a charging jacks 401 and 402, charging jacks 401 and 402 need match with charging plug 108 and 115.
In this device, the parts be not described, all select GB standard component, and its wiring performs by regulation.
Claims (3)
1. an electric power overhaul ground wire position warning system, comprise ground wire position alarm system and ground wire location alarm, it is characterized in that: described ground wire position alarm system is provided with casing, detail assembly panel (101) in casing, one group of totally 4 ~ 10 ground wire location alarm (107), in the corresponding position of each ground wire location alarm (107) of detail assembly panel (101), on it, lower portion respectively fills a positive pole charging plug (108) and negative pole charging plug (115), middle part fills a microswitch (112), a LED (114), described casing is established transparent sealing door (102), power-off limitation travel switch (103) of closing the door, the alarm system circuit of described alarm system is made up of power supply and monitoring circuit (201), direct supply and commutation circuit (202), sound and light alarm signal generating circuit (203), alerting signal start-up circuit (204) and electric battery and charging circuit (205), the upper and lower end parts of described ground wire location alarm shell body, respectively has a charging jacks (401) and (402).
2. electric power overhaul ground wire position according to claim 1 warning system, it is characterized in that: the annexation of alarm system circuit is: power supply and monitoring circuit (201) meet power knob switch normal opened contact S1, fuse, close the door after power-off limitation travel switch normally closed contact S2, AC power supervisory relay K in parallel, connect the Switching Power Supply of direct supply and commutation circuit (202) again, the positive output of Switching Power Supply is after the contact of K switch, connect the positive pole of reserve battery E and auxiliary contact S3 ~ S12 common port of alerting signal start-up circuit (204), the other end of auxiliary contact S3 ~ S12 connects diode VD and LED (114) respectively, after the negative electrode parallel connection of each diode VD connecting resistance R1 and integrated circuit 4, 8 terminals, the other end connecting resistance R2 of resistance R1 and 7 terminals of integrated circuit, another termination capacitor C of resistance R2 and 2 of integrated circuit, 6 terminals, the parallel connected end of the other end connecting resistance R of electric capacity C, auxiliary contact K, 1 terminal of integrated circuit, resistance R4, the other end of resistance R4 connects loudspeaker successively, 3 terminals of integrated circuit, the input of electric battery and charging circuit (205) timing device connects 220V power supply, its output connects charger, charger connects with reserve battery E, 10 positive pole charging plugs (108) and 10 negative pole charging plugs (115), then passes through upper and lower charging jacks (401) and (402) connection electric battery E1 of ground wire location alarm shell body.
3. electric power overhaul ground wire position according to claim 1 warning system, it is characterized in that: center inside place immediately below described casing, installation is closed the door power-off limitation travel switch (103), power knob switch (105), fuse (106) are installed in its side, and casing is provided with transparent sealing door (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410602232.4A CN104408867A (en) | 2014-10-31 | 2014-10-31 | Alarm system for ground wire position of electric power overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410602232.4A CN104408867A (en) | 2014-10-31 | 2014-10-31 | Alarm system for ground wire position of electric power overhaul |
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| CN104408867A true CN104408867A (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410602232.4A Pending CN104408867A (en) | 2014-10-31 | 2014-10-31 | Alarm system for ground wire position of electric power overhaul |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535592A (en) * | 2017-03-03 | 2018-09-14 | 徐志军 | Power equipment smart grounding line |
| CN109712376A (en) * | 2018-12-29 | 2019-05-03 | 国网山东省电力公司聊城供电公司 | The safety warning system of ground line |
| CN110491308A (en) * | 2019-08-07 | 2019-11-22 | 国网河北省电力有限公司 | The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open |
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| GB2369447A (en) * | 2000-07-29 | 2002-05-29 | Newson Gale Ltd | Earthing device with resistance monitoring |
| CN202257840U (en) * | 2011-07-12 | 2012-05-30 | 江苏省电力公司南通供电公司 | Sound and light alarm device for grounding wires |
| CN202871017U (en) * | 2012-09-18 | 2013-04-10 | 山东电力集团公司济南供电公司 | Ground wire managing device |
| CN202948538U (en) * | 2012-10-24 | 2013-05-22 | 四川省电力公司绵阳电业局 | Neglected ground wire disassembly alarm apparatus |
| CN202976400U (en) * | 2012-12-14 | 2013-06-05 | 国家电网公司 | Alarm, ground lead and remote controller |
| CN203278392U (en) * | 2013-04-12 | 2013-11-06 | 南京胜太迪玛斯电力系统有限公司 | Centralized management device for temporary grounding wire |
| CN103616859A (en) * | 2013-11-08 | 2014-03-05 | 徐州中矿传动轨道科技有限公司 | Visualization direct current supply grounding device based on video image, and monitor method |
| CN204256886U (en) * | 2014-10-31 | 2015-04-08 | 国家电网公司 | Electric power overhaul ground wire position warning system |
-
2014
- 2014-10-31 CN CN201410602232.4A patent/CN104408867A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2369447A (en) * | 2000-07-29 | 2002-05-29 | Newson Gale Ltd | Earthing device with resistance monitoring |
| CN202257840U (en) * | 2011-07-12 | 2012-05-30 | 江苏省电力公司南通供电公司 | Sound and light alarm device for grounding wires |
| CN202871017U (en) * | 2012-09-18 | 2013-04-10 | 山东电力集团公司济南供电公司 | Ground wire managing device |
| CN202948538U (en) * | 2012-10-24 | 2013-05-22 | 四川省电力公司绵阳电业局 | Neglected ground wire disassembly alarm apparatus |
| CN202976400U (en) * | 2012-12-14 | 2013-06-05 | 国家电网公司 | Alarm, ground lead and remote controller |
| CN203278392U (en) * | 2013-04-12 | 2013-11-06 | 南京胜太迪玛斯电力系统有限公司 | Centralized management device for temporary grounding wire |
| CN103616859A (en) * | 2013-11-08 | 2014-03-05 | 徐州中矿传动轨道科技有限公司 | Visualization direct current supply grounding device based on video image, and monitor method |
| CN204256886U (en) * | 2014-10-31 | 2015-04-08 | 国家电网公司 | Electric power overhaul ground wire position warning system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535592A (en) * | 2017-03-03 | 2018-09-14 | 徐志军 | Power equipment smart grounding line |
| CN109712376A (en) * | 2018-12-29 | 2019-05-03 | 国网山东省电力公司聊城供电公司 | The safety warning system of ground line |
| CN110491308A (en) * | 2019-08-07 | 2019-11-22 | 国网河北省电力有限公司 | The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open |
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Application publication date: 20150311 |