CN109244700A - A kind of anti-error hanging earthing conductor device and control method - Google Patents
A kind of anti-error hanging earthing conductor device and control method Download PDFInfo
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- CN109244700A CN109244700A CN201811338817.4A CN201811338817A CN109244700A CN 109244700 A CN109244700 A CN 109244700A CN 201811338817 A CN201811338817 A CN 201811338817A CN 109244700 A CN109244700 A CN 109244700A
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- 239000004020 conductor Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 230000004323 axial length Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims description 43
- 230000005684 electric field Effects 0.000 claims description 21
- 238000007689 inspection Methods 0.000 claims description 21
- 238000012360 testing method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 238000012795 verification Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/64—Means for preventing incorrect coupling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of anti-error hanging earthing conductor device and control methods, further include the forceful electric power isolating device for anti-error extension alarm device to be isolated from the outside including conductor grip, insulating bar and the anti-error extension alarm device for examining ground line accidentally to hang;Anti-error hang device length direction one end and conductor grip are welded, the anti-error hang device length direction other end is connect with insulating bar spiral, the anti-error axial length for hanging alarm device and insulating bar axial length ratio are 1:N, N takes 3-4, the forceful electric power isolating device is the isolation cover made by ABS material, and anti-error extension alarm device is set in isolation cover;Anti-error extension alarm device is set between conductor grip, insulating bar, and shortens the length of insulating bar using certain proportion, and it is time saving and energy saving to have haved the function that while guaranteeing device grounding function.
Description
Technical field
The present invention relates to the ground line technical field of electric system more particularly to a kind of anti-error hanging earthing conductor device and controls
Method.
Background technique
Substation's interruption maintenance is always to maintain equipment safe operation, ensures that resident living and enterprise produce stable electricity consumption
Conventional means.When interruption maintenance, to prevent the unsafe conditions such as incoming call suddenly or induced electricity electric shock from occurring, in order to guarantee operation people
Unsafe charge or leakage current are usually brought into the earth simultaneously using ground line when working maintenance by the personal safety of member
Release.
However to stop electric power feeding time short for substation, field condition is complicated, and preventing ground line from accidentally hanging becomes working site and must infuse
The problem of meaning.The use of ground line is different from grounding switch, and grounding switch has five-defence block device to check on, existing microcomputer locking
Device can't earth wire carry out effective real-time detection tracing management, so only by electrical verification, this means avoids being grounded
The problem of line is accidentally hung.However some operation maintenance personnels, there is no enough attention are caused to electrical verification, this is just that safety in production is buried
Hidden danger.
When traditional interruption maintenance, corresponding anti-error hang device is set to prevent ground line from accidentally hanging on the top of ground line;By
In being placed in ground line top, ground line weight and length are increased, and then affects normally hanging for ground line, and anti-error
Corresponding safe distance sensor is not provided in hang device, when related personnel being caused to enter in area to be tested, it is not clear that
No to detect in safe distance to device, the safety of related personnel cannot be ensured well.
Therefore, in order to ensure that personal safety of the operating personnel in maintenance, preventing ground line from accidentally hanging is solve current hidden danger one
General orientation.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of anti-error hanging earthing conductor device and controlling parties
Method, anti-error extension alarm device are set between conductor grip, insulating bar, and shorten the length of insulating bar using certain proportion, are being protected
It is time saving and energy saving to have haved the function that while card device grounding function,.
A kind of anti-error hanging earthing conductor device proposed by the present invention and control method, including conductor grip, insulating bar and inspection connect
The anti-error extension alarm device that ground wire is accidentally hung further includes the forceful electric power isolating device for anti-error extension alarm device to be isolated from the outside;
Anti-error hang device length direction one end and conductor grip are welded, and the anti-error hang device length direction other end is connect with insulating bar spiral,
The anti-error axial length for hanging alarm device and insulating bar axial length ratio are 1:N, and N takes 3-4.
Further, the forceful electric power isolating device is the isolation cover made by ABS material, and anti-error extension alarm device (3) sets
It is placed in isolation cover.
Further, the anti-error hang device includes electrical circuit inspection, signal processing chip and warning circuit, signal processing core
1 end of entrance of piece and the output end of electrical circuit inspection connect, 2 end of outlet of signal processing chip and the P1.6 mouth company of alarm module
It connects, 3 end of outlet of signal processing chip and the P1.7 mouth of alarm module connect.
Further, the electrical circuit inspection includes the electric-field sensor for detecting certain area electric field, and for detecting
The range sensor of distance between grounding wire device and measurement equipment to be checked, the output end of electric-field sensor, range sensor it is defeated
Outlet is connect with 1 end of the entrance of signal processing chip respectively.
Further, the signal processing chip uses DC4011, and anti-error hang device further includes for anti-error hang device
The power module of power supply, the output end of power module respectively with 4 end of the entrance of signal processing chip, electrical circuit inspection input terminal,
The input terminal of warning circuit connects.
Further, the warning circuit includes the first alarm sub-circuit for safe distance prompt, and for electricity
Second alarm sub-circuit of field prompt, the first alarm sub-circuit includes connecting with distance sensor signal and carrying out safety instruction
Loudspeaker.
Further, the second alarm sub-circuit includes resistance R1, resistance R2, resistance R3, resistance R4 and sound-light alarm
Module, the sound and light alarm module include triode Q1, the white lamp of triode Q2, LED2, LED1 red light and buzzer, triode Q1
Base stage by the P1.6 mouth connection of resistance R2 and alarm module, the collector of triode Q1 respectively with the cathode of LED1 red light,
The connection of buzzer one end, the emitter ground connection of triode Q1, the base stage of triode Q2 pass through resistance R4 and alarm module
P1.7 mouthfuls of connections, the collector of triode Q2 are connect with the cathode of the white lamp of LED2, the emitter ground connection of triode Q2, LED1 red light
Anode connect with power supply E1 by resistance R1, the anode of the white lamp of LED2 passes through resistance R3 and connect with power supply E1, and buzzer is another
End is connect with power supply E1.
A kind of control method of anti-error hanging earthing conductor device, which comprises the steps of:
Electrical circuit inspection detects the electric field signal of certain area, and passes the signal to signal processing chip;
Judge that the signal value of signal processing chip is greater than the set value;
If it is not, then 3 end of outlet of signal processing chip is connected to the P1.7 of warning circuit mouth, the white lamp of LED2 is bright;
If so, 2 end of outlet of signal processing chip is connected to the P1.6 of warning circuit mouth, LED1 red light is bright, buzzer warning;
Further, before the electric field signal of the electrical verification module detection certain area, the switch and power supply of alarm module are opened
The switch of module.
The advantages of a kind of anti-error hanging earthing conductor device provided by the invention and control method, is: providing in structure of the invention
A kind of anti-error hanging earthing conductor device and control method, anti-error extension alarm device is set between conductor grip, insulating bar, and is used
Certain proportion shortens the length of insulating bar, and it is time saving and energy saving to have haved the function that while guaranteeing device grounding function;Using ABS
The isolation cover of production can effectively be dielectrically separated from anti-error hang device accordingly, realize and protect to the high pressure of anti-error hang device
Shield;The distance between range sensor real-time monitoring related personnel and Devices to test avoid related personnel from entering non-security distance,
Caused personal safety hidden danger.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of anti-error hanging earthing conductor device of the invention;
Fig. 2 is a kind of anti-error hang device control schematic diagram of anti-error hanging earthing conductor device of the invention;
Fig. 3 is alarm module circuit diagram of the invention;
Wherein, 1, conductor grip, 2, insulating bar, 3, anti-error hang device, 31, electrical circuit inspection, 32, signal processing chip, 33, alarm electricity
Road.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Referring to Fig.1, a kind of anti-error hanging earthing conductor device proposed by the present invention, including conductor grip 1, insulating bar 2 and inspection connect
The anti-error extension alarm device 3 that ground wire is accidentally hung further includes the forceful electric power isolation dress for anti-error extension alarm device 3 to be isolated from the outside
It sets;Anti-error 3 length direction one end of hang device and conductor grip 1 are welded, the anti-error 3 length direction other end of hang device and 2 spiral shell of insulating bar
Rotation connection, the anti-error axial length for hanging alarm device 3 and 2 axial length ratio of insulating bar are 1:N, and N takes 3-4.
Anti-error hang device 3 is detachably connected with insulating bar 2 by screw thread, and anti-error hang device 3 is facilitated to tear open from insulating bar 2
It unloads;Anti-error hang device 3 is welded with conductor grip 1, prevents ground line when hanging, and anti-error hang device 3 occurs and takes off from conductor grip 1
The phenomenon that falling, conductor grip 1 caused accidentally to hang.Anti-error extension alarm device 3 is set between conductor grip 1, insulating bar 2, and using certain
Ratio shortens the length of insulating bar 2, and it is time saving and energy saving to have haved the function that while guaranteeing device grounding function, avoids tradition
Anti-error hang device is placed in its top by ground line, because increasing ground line weight and length, and influences what ground line was normally hung
Problem.
About an embodiment of anti-error extension alarm device 3 and the length relation of insulating bar 2, traditional 10kV ground wire guide clamp
1 axial component length is 16cm, and 2 length of insulating bar is 100cm, after anti-error hang device 3 is installed on ground line, using optimum seeking method
It carries out preferably, selecting optimal parameter, preferably 2 length of insulating bar is according to length of 0.618 principle to 100cm insulating bar 2
61.8cm, the anti-error axial length for hanging alarm device 3 and 2 axial length ratio of insulating bar are in 1:3-4, so that increasing anti-error
Ground line weight and length after hang device 3 are held essentially constant, and do not influence not only normally to hang, but also save corresponding consumption
Material.
The forceful electric power isolating device is the isolation cover made by ABS material, and anti-error extension alarm device 3 is set to isolation cover
In, when isolation cover is made of ABS material, the pressure test of 30kV is carried out to it, when pressurized between when reaching 5 minutes, ABS material
Material is breakdown not yet, and insulation effect is good, realizes the high voltage protective to anti-error hang device, and ABS has intensity height, toughness
It is good, high temperature resistant, it is easily processed into type, cost is relatively low the advantages of.
The anti-error hang device 3 includes electrical circuit inspection 31, signal processing chip 32 and warning circuit 33, signal processing chip
32 1 end of entrance is connect with the output end of electrical circuit inspection 31,2 end of outlet of signal processing chip 32 and the P1.6 mouth of alarm module
Connection, 3 end of outlet of signal processing chip 32 and the P1.7 mouth of alarm module connect.
The electrical circuit inspection 31 includes the electric-field sensor for detecting certain area electric field, and for detecting grounding wire mounting
The range sensor of the distance between measurement equipment to be checked is set, the output end of electric-field sensor, the output end of range sensor are distinguished
It is connect with 1 end of entrance of signal processing chip 32.Range sensor uses infrared distance measuring sensor, passes through infrared external reflection in real time
Devices to test measures the distance between related personnel and Devices to test, and related data is transported to signal processing chip 32
In, it is compared with the safe distance set in signal processing chip 32, when in the safe distance in setting, the first alarm
The loudspeaker of circuit does not work, and when exceeding safe distance, the loudspeaker of the first warning circuit connects circuit, issues beyond safety
The alarm sound of distance, to prompt related personnel beyond safe distance.Electric-field sensor detects the electric field letter around Devices to test
Number, to further determine that whether Devices to test is powered down success.
The signal processing chip 32 uses DC4011, and anti-error hang device 3 further includes for powering to anti-error hang device 3
Power module, the output end of power module respectively with 4 end of entrance of signal processing chip 32, electrical circuit inspection 31 input terminal, accuse
The input terminal connection of alert circuit 33.
The warning circuit 33 includes the first alarm sub-circuit for safe distance prompt, and for electric field prompt
Second alarm sub-circuit, the first alarm sub-circuit includes the loudspeaker for connecting and carrying out safety instruction with distance sensor signal.
The second alarm sub-circuit includes resistance R1, resistance R2, resistance R3, resistance R4 and sound and light alarm module, described
Sound and light alarm module includes triode Q1, the white lamp of triode Q2, LED2, LED1 red light and buzzer, and the base stage of triode Q1 is logical
The P1.6 mouth for crossing resistance R2 and alarm module connects, the collector of triode Q1 respectively with the cathode of LED1 red light, buzzer one
The base stage of end connection, the emitter ground connection of triode Q1, triode Q2 is connected by the P1.7 mouth of resistance R4 and alarm module,
The collector of triode Q2 is connect with the cathode of the white lamp of LED2, and the emitter ground connection of triode Q2, the anode of LED1 red light passes through
Resistance R1 is connect with power supply E1, and the anode of the white lamp of LED2 is connect by resistance R3 with power supply E1, the buzzer other end and power supply E1
Connection.
A kind of control method of anti-error hanging earthing conductor device, which comprises the steps of:
Electrical circuit inspection 31 detects the electric field signal of certain area, and passes the signal to signal processing chip 32;
Judge that the signal value of signal processing chip 32 is greater than the set value;
If it is not, then 3 end of outlet of signal processing chip 32 is connected to the P1.7 of warning circuit 33 mouth, and triode Q2 conducting, LED2
White lamp is bright;
If so, 2 end of outlet of signal processing chip 32 is connected to the P1.6 of warning circuit 33 mouth, and triode Q1 conducting, LED1
Red light is bright, buzzer warning;
Before the electric field signal of the electrical verification module detection certain area, the switch of alarm module and opening for power module are opened
It closes.
The voltage range of power module is 3-15V, used in the present embodiment be 3.3V voltage power supply E1, power consumption is
700mW, operating temperature range are-55-125 DEG C.
Signal processing chip 32 is four or two input nand gates, safe distance of the related personnel in range sensor detection setting
Interior device under test is made whether live detection, when the numerical value that electrical circuit inspection 31 collects electric-field sensor signal is not up to setting value
When, 1 end input low level of entrance from electrical circuit inspection 31 to signal processing chip 32 when, 3 end of outlet of signal processing chip 32 is defeated
High level out, 3 end of outlet of signal processing chip 32 and the P1.7 mouth connection of alarm module, triode Q3 conducting, Bai Dengliang;When
Electrical circuit inspection 31 collects the numerical value of electric-field sensor signal when meeting or exceeding setting value, and electrical circuit inspection 31 is to signal processing chip
When 32 1 end input high level of entrance, 2 end of outlet of signal processing chip 32 exports high level, and signal processing chip 32 goes out
The P1.6 mouth connection at mouth 2 ends and alarm module, triode Q1 conducting, red light is bright, and buzzer issues the alarm of drop drop.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of anti-error hanging earthing conductor device is accused including conductor grip (1), insulating bar (2) and the anti-error extension for examining ground line accidentally to hang
Alarm device (3), which is characterized in that further include the forceful electric power isolating device for anti-error extension alarm device (3) to be isolated from the outside;
Anti-error hang device (3) length direction one end and conductor grip (1) are welded, anti-error hang device (3) the length direction other end and absolutely
The connection of edge bar (2) spiral, the anti-error axial length for hanging alarm device (3) and insulating bar (2) axial length ratio are 1:N, and N takes 3-
4。
2. anti-error hanging earthing conductor device according to claim 1, which is characterized in that the forceful electric power isolating device is by ABS
The isolation cover of material production, anti-error extension alarm device (3) are set in isolation cover.
3. anti-error hanging earthing conductor device according to claim 1, which is characterized in that the anti-error hang device (3) includes testing
Circuit (31), signal processing chip (32) and warning circuit (33), 1 end of entrance of signal processing chip (32) and electrical circuit inspection
(31) output end connection, 2 end of outlet of signal processing chip (32) and the P1.6 mouth of alarm module connect, signal processing chip
(32) the P1.7 mouth at 3 end of outlet and alarm module connects.
4. anti-error hanging earthing conductor device according to claim 3, which is characterized in that the electrical circuit inspection (31) includes being used for
The electric-field sensor of certain area electric field is detected, and the distance for detecting distance between grounding wire device and measurement equipment to be checked passes
Sensor, the output end of electric-field sensor, the output end of range sensor connect with 1 end of entrance of signal processing chip (32) respectively
It connects.
5. anti-error hanging earthing conductor device according to claim 3, which is characterized in that the signal processing chip (32) uses
DC4011, anti-error hang device (3) further include the power module for powering to anti-error hang device (3), the output end of power module
Connect respectively with the input terminal of 4 end of entrance of signal processing chip (32), the input terminal of electrical circuit inspection (31), warning circuit (33)
It connects.
6. anti-error hanging earthing conductor device according to claim 4, which is characterized in that the warning circuit (33) includes being used for
First alarm sub-circuit of safe distance prompt, and for the second alarm sub-circuit of electric field prompt, the first alarm sub-circuit
Loudspeaker including safety instruction is connect and carried out with distance sensor signal.
7. anti-error hanging earthing conductor device according to claim 6, which is characterized in that the second alarm sub-circuit includes electricity
Hindering R1, resistance R2, resistance R3, resistance R4 and sound and light alarm module, the sound and light alarm module includes triode Q1, triode
The base stage of the white lamp of Q2, LED2, LED1 red light and buzzer, triode Q1 is connected by the P1.6 mouth of resistance R2 and alarm module,
The collector of triode Q1 is connect with the cathode of LED1 red light, buzzer one end respectively, the emitter ground connection of triode Q1, three poles
The base stage of pipe Q2 is connected by the P1.7 mouth of resistance R4 and alarm module, the collector of triode Q2 and the cathode of the white lamp of LED2
Connection, the emitter ground connection of triode Q2, the anode of LED1 red light are connect by resistance R1 with power supply E1, the anode of the white lamp of LED2
It is connect by resistance R3 with power supply E1, the buzzer other end is connect with power supply E1.
8. a kind of control method of -7 any anti-error hanging earthing conductor devices according to claim 1, which is characterized in that including
Following steps:
Electrical circuit inspection (31) detects the electric field signal of certain area, and passes the signal to signal processing chip (32);
Judge that the signal value of signal processing chip (32) is greater than the set value;
If it is not, then 3 end of outlet of signal processing chip (32) is connected to the P1.7 mouth of warning circuit (33), the white lamp of LED2 is bright;
If so, 2 end of outlet of signal processing chip (32) is connected to the P1.6 mouth of warning circuit (33), LED1 red light is bright, bee
The device that rings is alarmed;
The control method of anti-error hanging earthing conductor device according to claim 7, which is characterized in that the electrical verification module detection
Before the electric field signal of certain area, the switch of alarm module and the switch of power module are opened.
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CN110703001A (en) * | 2019-09-26 | 2020-01-17 | 国家电网有限公司 | Ground wire live detection alarm method |
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Cited By (3)
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CN110703001A (en) * | 2019-09-26 | 2020-01-17 | 国家电网有限公司 | Ground wire live detection alarm method |
CN113658765A (en) * | 2021-06-29 | 2021-11-16 | 贵州电网有限责任公司 | Ground clamp insulating rod with electricity testing early warning function and insulating clamp |
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