CN204407625U - Intelligent temporary ground wire - Google Patents
Intelligent temporary ground wire Download PDFInfo
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- CN204407625U CN204407625U CN201520113350.9U CN201520113350U CN204407625U CN 204407625 U CN204407625 U CN 204407625U CN 201520113350 U CN201520113350 U CN 201520113350U CN 204407625 U CN204407625 U CN 204407625U
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- hook
- ground wire
- tongue piece
- temporary ground
- insulating bar
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- 238000004891 communication Methods 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
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- 230000000694 effects Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a kind of intelligent temporary ground wire, belong to electrical equipment technical field, comprise earth connection (1), earth connection ground nail (2), short-circuit line (3), hook (4) and insulating bar (5), the tubular body (6) of hollow is provided with in hook (4), the cavity (7) of hollow is provided with in insulating bar (5), at the top signalization harvester of hook (4), signal pickup assembly comprises control switch (8) and pressure sensor (9), signalization dispensing device in cavity (7), in insulating bar (5) outside, controller (12) is also set, the utility model energy automatic acquisition temporary ground wire hangs signal and whether automatic decision hangs reliable, artificial careless omission can be avoided by mistake to tear open, hang by mistake or leak dismounting ground wire, thus improve power equipment intelligent management level, also just improve grid stability.
Description
Technical field
The utility model belongs to electrical equipment technical field, relates to a kind of earth connection, especially relates to a kind of to hang signal by automatic acquisition earth connection, and automatic decision earth connection hangs whether reliable intelligent temporary ground wire.
Background technology
In power equipment maintaining, testing process; work the mischief to prevent unexpected power transmission or the person of induced voltage to maintenance personal; generally all need to connect on the line and draw earth connection; temporary ground wire is the indispensable safety curtain of protection maintainer; guarantee to hang the important process that the correctness of tearing temporary ground wire open is power system security reliability service; need again to remove in time after maintenance, detection, otherwise power system device can be caused again badly damaged.
Be on 04 26th, 2013 the present inventor in the applying date, application number is disclose a kind of transformer substation grounding wire distant place intelligent display state in the invention of 201310147843.X to switch earthing device and using method, intelligent display state in a transformer substation grounding wire distant place switches earthing device, comprise support, described support is provided with the ground strip with ground connection keyhole and change over switch, change over switch handle is connected with rotating disk by rotating shaft, rotating disk is provided with five anti-lock perforation and earth connection slot, the transformer substation grounding wire distant place intelligent display state that this invention provides switches earthing device, achieve the remote monitoring display that earth connection hangs state of tearing open, effectively can take precautions against earth connection to pass into silence because of various reasons and leakage tear open, power transmission can not the monitored discovery in a distant place before closing a floodgate, cause the situation of misoperation serious accident.Can improve the Intellectualized monitoring level of converting equipment running status, but above-mentioned earthing device can not carry out, and whether long-distance positioning function hangs firmly with the device of monitoring self, reliable monitoring function.
There are some producers on vehicle GPS basis, develop the earth connection possessing elementary GPS positioning function at present, monitoring grounding wire position can be accomplished, but above-mentioned earth connection does not possess automatic acquisition to be hung signal, hangs whether reliably automatic decision function, because a secondary temporary ground wire is made up of three earth rods and one group of copper earth lead, any earth connection is not hung or is not firmly linked with by all can not calculating correct reliable ground line, easily causes system equipment badly damaged or cause the accidents such as personal injury.
On the other hand, the existing smart grounding line based on the exploitation of vehicle GPS technical scheme continuous working period can generally be no more than 5 days, needs frequent charging just can ensure normal use, therefore uses and inconvenience.
Utility model content
The technical problems to be solved in the utility model to monitor the state whether temporary ground wire hang and hang in prior art in the distance, a kind of energy remote monitoring earth connection position is provided, and signal can be hung by automatic acquisition, automatic decision hangs whether reliable intelligent temporary ground wire.
Another technical problem to be solved in the utility model is the technical problem that existing product power consumption is high, provides a kind of more energy-conservation, intelligent temporary ground wire that service time is longer.
In order to solve the problems of the technologies described above, the utility model adopts and provides a kind of intelligent temporary ground wire, comprise earth connection, earth connection ground nail is connected in one end of described earth connection, short-circuit line is connected at the other end of described earth connection, described short-circuit line is connected with hook, described hook is connected with insulating bar, described hook is provided with the tubular body of hollow, described insulating bar is provided with the cavity of hollow, described tubular body is communicated with described cavity, signalization dispensing device in described cavity, at the top signalization harvester of described hook, described signal pickup assembly comprises control switch and pressure sensor, described control switch is connected with dispensing device by wire respectively with pressure sensor, described wire is arranged in the tubular body of hollow, control switch for confirm intelligent temporary ground wire whether with line contacts, pressure sensor is for determining that intelligent temporary ground wire is hung on the gravity on electric wire, whether reliably hang for the intelligent temporary ground wire of automatic decision, outside described insulating bar, also controller is set.
Above-mentioned intelligent temporary ground wire, described sender unit comprises single-chip microcomputer one and wireless communication module one, described single-chip microcomputer one is connected with wireless communication module one, single-chip microcomputer one is used to control, system cycle is waken up power to control switch and pressure sensor, can greatly reduce product power consumption, more energy-conservation, make service time of battery longer.
Above-mentioned intelligent temporary ground wire, described controller comprises single-chip microcomputer two, GPS module, GPRS/GSM module and wireless communication module two, described single-chip microcomputer two respectively with GPS module and GPRS/GSM model calling, described GPS module is connected with gps antenna, described GPRS/GSM module is connected with GSM antenna, described GPRS/GSM module is also connected with SIM card, and described controller also arranges charge management module, for charging the battery.
Above-mentioned intelligent temporary ground wire, hook tongue piece is set inside described hook, described hook tongue piece comprises hook tongue piece one and hook tongue piece two, one end of described hook tongue piece one and hook tongue piece two is separately fixed at the both sides of hook, the other end of described hook tongue piece one and hook tongue piece two is fixed on the top of described hook, described control switch is arranged on hook tongue piece one and hook tongue piece two, hook tongue piece one and hook tongue piece two form herringbone, be conducive to when using hook, as long as hook costs electric wire, electric wire just can slide to hook top along tongue piece, through control switch, make switch connection, and make electric wire finally slide to the pressure sensor at hook tongue piece top, lambdoid hook tongue piece simultaneously, be conducive to linking up with and the good contact of electric wire and chucking power.
Above-mentioned intelligent temporary ground wire, described control switch is set to proximity switch, and proximity switch does not need Mechanical Contact and apply any pressure to make switch motion, thus provides control command, reliable in action, stable performance to single-chip microcomputer one.
Above-mentioned intelligent temporary ground wire, at the top of described hook, through hole is set, described through hole is communicated with the tubular body of described hollow, described pressure sensor is arranged on through hole, between described pressure sensor and through hole, seal member is set, can prevent moisture content and foreign material from entering in the tubular body of hollow, cause inner components to damage.
Above-mentioned intelligent temporary ground wire, described pressure sensor is set to semiconductor transducer, and semiconductor pressure sensor has that volume is little, quality is light, accuracy is high, good temp characteristic, and its power consumption is little, high reliability.
Above-mentioned intelligent temporary ground wire, described hook arranges movable nut, described movable nut is threaded with described insulating bar, described movable nut arranged outside sealing shroud, sealing shroud has water-proof function, can anti-sealing and foreign material enter in the cavity of insulating bar, affect the function of harvester and dispensing device.
Above-mentioned intelligent temporary ground wire, the material of described insulating bar is epoxy resin, and its insulation effect is good.
Intelligent temporary ground wire of the present utility model has following beneficial effect.
(1) by signalization harvester, all whether the hook of every root temporary ground wire is hung and hang state and carries out signals collecting, use pressure sensor to realize hanging the degree of reliability to hook to calculate, not only accomplish that whether detect temporary ground wire in real time hangs, and also can accomplish the judgement whether reliably hung.
(2) use close range wireless communication module to communicate with controller, without exposed electric wire, be easier to use, more difficult damage.
(3) harvester of whole system, dispensing device and controller all adopt low power dissipation design, improve practicality.
(4) by controller, signal is sent to background monitoring center, inform the service condition of the intelligent temporary ground wire of administrative staff, realize the Intelligent safe instrument of real time on-line monitoring, all temporary ground wire quantity and hang situation overall monitor on distribution line when having accomplished interruption maintenance, often organize the hanging of earth connection, remove, can Surveillance center's monitoring interface reflect and provide alarm in time, dispatcher can according to work ticket, confirm that whether current earth connection operation is normal, avoid artificial careless omission to tear open by mistake, hang by mistake or leak dismounting ground wire; Thus improve power equipment intelligent management level, also just improve grid stability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is hook structure schematic diagram.
Fig. 3 is hook portion enlarged diagram in Fig. 1.
Fig. 4 is hook and insulating bar syndeton schematic diagram.
Fig. 5 the utility model using state schematic diagram.
Fig. 6 is dispensing device structural representation.
Fig. 7 is controller internal structure schematic diagram.
Fig. 8 is controller workflow diagram.
Accompanying drawing mark illustrates: 1-earth connection, 2-earth connection ground nail, 3-short-circuit line, 4-links up with, 5-insulating bar, 6-tubular body, 7-cavity, 8-control switch, 9-pressure sensor, (10, 11)-wire, 12-controller, 13-single-chip microcomputer one, 14-wireless communication module one, 15-single-chip microcomputer two, 16-GPS module, 17-GPRS/GSM module, 18-wireless communication module two, 19-GPS antenna, 20-GSM antenna, 21-SIM card, 22-charge management module, 23-links up with tongue piece one, 24-links up with tongue piece two, 25-through hole, 26-seal member, the movable nut of 27-, 28-waterproof jacket, 29-electric wire.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Intelligent temporary ground wire as shown in Figures 1 to 5, comprise earth connection 1, earth connection ground nail 2 is connected in one end of earth connection 1, short-circuit line 3 is connected at the other end of earth connection 1, this short-circuit line 3 is connected with hook 4, hook 4 is connected with insulating bar 5, this hook 4 is provided with the tubular body 6 of hollow, the cavity 7 of hollow is had in insulating bar 5, this tubular body 6 is communicated with cavity 7, signalization dispensing device in cavity 7, at the top signalization harvester of hook 4, this signal pickup assembly comprises control switch 8 and pressure sensor 9, described control switch 8 is connected with dispensing device with wire 11 by wire 10 respectively with pressure sensor 9, wire 10 and wire 11 are arranged in the tubular body 6 of hollow, control switch 8 is for confirming whether intelligent temporary ground wire contacts with electric wire 29, pressure sensor 9 is for determining that intelligent temporary ground wire is hung on the gravity on electric wire 29, whether reliably hang by the intelligent temporary ground wire of single-chip microcomputer 1 automatic decision, outside insulating bar 5, also arrange controller 12, controller 12 for receiving the signal sent from dispensing device, and is sent to background manage software signal.
As shown in Figure 6, this sender unit comprises single-chip microcomputer 1 and wireless communication module 1, and described single-chip microcomputer 1 is connected with wireless communication module 1.This single-chip microcomputer 1 and wireless communication module 1 are arranged in the hollow cavity 7 in insulating bar 5, as a kind of preferred embodiment of the present utility model, single-chip microcomputer 1 adopts the ATmegaXXPA series monolithic of low-power consumption, lowest power consumption can reach 1ua, wireless communication module 1 adopts NRF24L01, lowest power consumption < 1ua; Under Single-chip Controlling, system cycle wakes up to control switch 8 and pressure sensor 9, and read switch state and pressure sensor 9 are worth, control switch 8 and pressure sensor 9 power-off is given after reading terminates, then start wireless communication module 1 to work, the numerical value of the state of control switch 8 and pressure sensor 9 is sent to controller 12, then wireless communication module 1 is set to park mode, single-chip microcomputer 1 also enters park mode.Take this measure, just can greatly reduce product power consumption, more energy-conservation, make product after once charging, can the longer time be used, such as, with a joint 1200mah lithium-thionyl acid amides battery, can work after being full of electricity 5 years, so just can avoid repeatedly charging, also can avoid product in use because do not have suddenly electricity, but staff does not understand and causes contingency.
As shown in Fig. 5, Fig. 7, Fig. 8, this intelligent temporary ground wire comprises controller 12, this controller 12 to be arranged in three intelligent temporary ground wires wherein outside any insulating bar 5, for receiving the signal sent from three dispensing devices, and signal is sent to background manage software; This controller 12 comprises single-chip microcomputer 2 15, GPS module 16, GPRS/GSM module 17 and wireless communication module 2 18, described single-chip microcomputer 2 15 is connected with GPS module 16 and GPRS/GSM module 17 respectively, GPS module 16 is connected with gps antenna 19, and GPRS/GSM module 17 is connected with GSM antenna 20; GPRS/GSM module 17 is also connected with SIM card 21, and this controller 12 also arranges charge management module 22, for charging the battery; As a kind of preferred embodiment of the present utility model, single-chip microcomputer 2 15 adopts ATmega324PA dual-serial-port single-chip, and a serial ports and GSM/GPRS module communication, realize GPRS data real-time Transmission; A serial ports communicates with GPS module 16, reads real time GPS position data; By SPI interface and NRF24L01 wireless communication module, receive the signal gathered from signal pickup assembly in three hooks 4, and send the signal of control switch 8 and pressure sensor 9.This controller 12 adopts low power dissipation design, ATmega324PA lowest power consumption is 1ua, be in resting state at ordinary times, GPS module 16 is after locking current location, ATmega324PA gets positional information, and by its power-off, now GPS module 16 current drain is 0, GSM/GPRS module is also in resting state in addition, and its quiescent current is less than 150ua; Once NRF24L01 module receives data, ATmega324PA dormancy can be triggered interrupt, cause entering mode of operation, then start GSM/GPRS module and enter operating state, network with daemon software, position, switching signal, pressure signal are sent to daemon software; Utilize this control method, make the lithium ion compound batteries of one piece of 2000mah can work more than half a year, this controller 12 also arranges charge management module 22, and provides charging inlet, can charge after electric energy exhausts to battery; The workflow of controller 12 is: 1. power on and start working; 2. wireless module initialization success; 3. GPS module initialization success; 4. GSM/GPRS initialization success; 5. GPS latched position information, record position, enters resting state; 6. NRF24L01 interrupts, verification succeeds; 7. load position information, switching-state information, pressure sensor information, be sent to background monitoring software; 8. continue to enter resting state.
As shown in Figure 1, Figure 2, Figure 3 shows, hook tongue piece is set inside hook 4, hook tongue piece comprises hook tongue piece 1 and hook tongue piece 2 24, one end of hook tongue piece 1 and hook tongue piece 2 24 is separately fixed at the both sides of hook 4, the other end of hook tongue piece 1 and hook tongue piece 2 24 is fixed on the top of described hook 4, and control switch 8 is arranged on hook tongue piece 1 and hook tongue piece 2 24.Hook tongue piece 1 and hook tongue piece 2 24 form herringbone, be conducive to when using hook 4, as long as hook 4 costs electric wire 29, electric wire 29 just can slide to hook 4 top along hook tongue piece, when through control switch 8, control switch 8 is connected, and make electric wire 29 finally slide to the pressure sensor 9 at hook tongue piece top, lambdoid hook tongue piece simultaneously, is conducive to good contact and the chucking power of hook 4 and electric wire 29.As further improvement of the utility model measure, this control switch 8 is set to proximity switch, proximity switch is a kind of noncontacting switch, directly contact and manipulable position switch without the need to carrying out machinery with moving component, its existing travel switch, the characteristic of sensitive switch, there is sensing capabilities simultaneously, when the sensitive surface of object proximity switch is to operating distance, do not need Mechanical Contact and apply any pressure to make switch motion, thus provide control command to computer, and reliable in action, stable performance, frequency response is fast, application life is long, antijamming capability is strong, and there is waterproof, shockproof, the feature such as corrosion-resistant.Therefore in the utility model, proximity switch is applied, the tongue tube of proximity switch is arranged on hook tongue piece 1, permanent magnetic iron is arranged on hook tongue piece 2 24, when electric wire 29 slides into the induction region of the proximity switch of herringbone hook tongue piece, proximity switch just can be contactless, without pressure, no-spark, sends instruction rapidly, and single-chip microcomputer 1 is passed in instruction, work accordingly, use proximity switch to realize hook 4 and hang and the signal acquisition removed.
As Fig. 2, shown in Fig. 3, at the top of hook 4, through hole 25 is set, through hole 25 is communicated with the tubular body 6 of hollow, pressure sensor 9 is arranged in through hole 25, the wire 11 be connected with pressure sensor 9 is arranged in the tubular body 6 of hollow, and the sender unit in the cavity 7 arranged with insulating bar 5 is connected, seal member 26 is set between pressure sensor 9 and through hole 25, sealing parts 26 can carry out sealing or use sealing glue to seal with rubber washer, can prevent moisture content and foreign material from entering in the tubular body 6 of hollow, the function of single-chip microcomputer 1 and wireless communication module 1 is affected.As further improvement of the utility model measure, this pressure sensor 9 is set to semiconductor transducer, and the feature of semiconductor transducer is that volume is little, quality is light, accuracy is high, good temp characteristic, and its power consumption is little, reliability is high.Use semiconductor transducer to realize hook 4 and hang reliability calculating, semiconductor transducer is fixed on the top of hook 4, after intelligent temporary ground wire hangs up properly, intelligent temporary ground wire hangs close to vertical direction, so intelligent temporary ground wire is almost all born by semiconductor transducer with the quality being connected to the copper conductor on hook 4, now calculate the pressure of semiconductor transducer, be converted into quality, experimentally Data Detection, 2 kilograms of conducts can be set and hang whether reliably critical value, if be greater than 2 kilograms, think and hang reliably, if be less than 2 kilograms, think hang unreliable, and pass to single-chip microcomputer 1 hanging signal, so just can whether reliably hang by the intelligent temporary ground wire of automatic decision.
As shown in Figure 4, hook 4 arranges movable nut 27, one end of movable nut 27 is arranged in the groove of hook 4, at the cavity 7 arranged outside screw thread of insulating bar 5, movable nut 27 is threaded with insulating bar 5, such utilization activity nut 27 just can be fixed hook 4 and insulating bar 5 and link together, at movable nut 27 arranged outside waterproof jacket 28, such waterproof jacket 28 can seal the junction between hook 4 and insulating bar 5, can prevent the cavity 7 arranged in insulating bar 5 from having water or impurity to enter, the devices such as the dispensing device in cavity 7 can be protected, the material of this insulating bar 5 is set to epoxy resin, utilize epoxy resin as material, play good insulating effect on the one hand, after epoxy resin is made on the other hand, smooth surface, is conducive to insulating bar 5 and picks and places, and can be made into various chromatic colour, be conducive to the attention causing staff, prevent from being forgotten in workplace by staff after maintenance.
The utility model in use, should first ground connection, earth connection ground nail 2 is inserted subsurface, then hook 4 is hung on overhauled electric wire 29, makes electric wire 29, hook 4, short-circuit line 3 and earth connection 1 and earth connection ground nail 2 form a grounded circuit like this; The order of dismounting ground wire should be contrary; Mounting or dismounting earth connection all should use insulating gloves, and staff directly must not contact the electric wire of earth connection or non-power-off; Also to prevent induction conduction on the other hand.When hook 4 hangs on electric wire 29, electric wire 29 is through proximity switch, proximity switch is responded to, and start proximity switch, thus provide control command to single-chip microcomputer 1, single-chip microcomputer 1 wakes pressure sensor 9 up, and read the numerical value of pressure sensor 9, then the signals such as the state of the numerical value of pressure sensor 9 and proximity switch are sent to controller 12 by wireless communication module 1, controller 12 reads real time GPS position data by GPS module 16, and the GPS position information obtained, switching-state information, the information of pressure sensor, and judge current as hanging state, then use GSM message breath by GPS position information, switch state signal, pressure signal is sent to the short message server on backstage, the note fetch interface of daemon software reads information, extract earth connection number information and GPS position information, on off state, notice background monitoring interface software, monitoring software search on electric power GIS map according to position near circuit and shaft tower, show by voice and graphics mode after searching circuit and shaft tower, realize the monitoring of daemon software to intelligent temporary ground wire.
The utility model is applicable to all interim hanging earthing conductor operation used when the daily electric line of electric power overhauls, realize hanging earthing conductor signal, the automatic acquisition hanging reliability signal and position signalling, and pass to monitoring center software with communication, monitoring center software judges current earth connection circuit and shaft tower numbering by calculating location signal, accomplishes the real-time controlled tracking and managing of temporary ground wire.
By reference to the accompanying drawings the utility model execution mode is explained in detail above; but the utility model is not limited to above-mentioned execution mode; to those skilled in the art; can also do some modification and improvement not departing under prerequisite of the present utility model, these also should be considered as belonging to protection range of the present utility model.
Claims (9)
1. an intelligent temporary ground wire, comprise earth connection (1), earth connection ground nail (2) is connected in one end of described earth connection (1), short-circuit line (3) is connected at the other end of described earth connection (1), described short-circuit line (3) is connected with hook (4), described hook (4) is connected with insulating bar (5), it is characterized in that: described hook (4) is provided with the tubular body (6) of hollow, described insulating bar (5) is provided with the cavity (7) of hollow, described tubular body (6) is communicated with described cavity (7), at the top signalization harvester of described hook (4), described signal pickup assembly comprises control switch (8) and pressure sensor (9), signalization dispensing device in described cavity (7), described control switch (8) and pressure sensor (9) are respectively by wire (10, 11) be connected with dispensing device, described wire (10, 11) be arranged in the tubular body (6) of hollow, in described insulating bar (5) outside, controller (12) is also set.
2. intelligent temporary ground wire according to claim 1, is characterized in that: described sender unit comprises single-chip microcomputer one (13) and wireless communication module one (14), and described single-chip microcomputer one (13) is connected with wireless communication module one (14).
3. intelligent temporary ground wire according to claim 2, it is characterized in that: described controller (12) comprises single-chip microcomputer two (15), GPS module (16), GPRS/GSM module (17) and wireless communication module two (18), described single-chip microcomputer two (15) is connected with GPS module (16) and GPRS/GSM module (17) respectively, described GPS module (16) is connected with gps antenna (19), described GPRS/GSM module (17) is connected with GSM antenna (20), described GPRS/GSM module (17) is also connected with SIM card (21), described controller (12) also arranges charge management module (22).
4. intelligent temporary ground wire according to any one of claim 1 to 3, it is characterized in that: in described hook (4) inner side, hook tongue piece is set, described hook tongue piece comprises hook tongue piece one (23) and hook tongue piece two (24), one end of described hook tongue piece one (23) and hook tongue piece two (24) is separately fixed at the both sides of hook (4), the other end of described hook tongue piece one (23) and hook tongue piece two (24) is fixed on the top of described hook (4), described control switch (8) is arranged on hook tongue piece one (23) and hook tongue piece two (24).
5. intelligent temporary ground wire according to claim 4, is characterized in that: described control switch (8) is set to proximity switch.
6. intelligent temporary ground wire according to claim 4, it is characterized in that: at the top of described hook (4), through hole (25) is set, described through hole (25) is communicated with the tubular body (6) of described hollow, described pressure sensor (9) is arranged in through hole (25), between described pressure sensor (9) and through hole (25), arrange seal member (26).
7. intelligent temporary ground wire according to claim 6, is characterized in that: described pressure sensor (9) is set to semiconductor transducer.
8. intelligent temporary ground wire according to claim 1, it is characterized in that: described hook (4) arranges movable nut (27), described movable nut (27) is threaded with described insulating bar (5), described movable nut (27) arranged outside waterproof jacket (28).
9. intelligent temporary ground wire according to claim 1, is characterized in that: the material of described insulating bar (5) is set to epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113350.9U CN204407625U (en) | 2015-02-17 | 2015-02-17 | Intelligent temporary ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113350.9U CN204407625U (en) | 2015-02-17 | 2015-02-17 | Intelligent temporary ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204407625U true CN204407625U (en) | 2015-06-17 |
Family
ID=53431460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520113350.9U Withdrawn - After Issue CN204407625U (en) | 2015-02-17 | 2015-02-17 | Intelligent temporary ground wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204407625U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716522A (en) * | 2015-02-17 | 2015-06-17 | 国家电网公司 | Intelligent temporary grounding wire |
| CN108918975A (en) * | 2018-04-06 | 2018-11-30 | 盐城同舟电气有限公司 | It is a kind of for estimating the equipment of the grounding connection resistance of electrical devices |
| CN109901006A (en) * | 2019-03-12 | 2019-06-18 | 无锡扬晟科技股份有限公司 | A kind of short-circuit grounding wire monitoring device and system |
-
2015
- 2015-02-17 CN CN201520113350.9U patent/CN204407625U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716522A (en) * | 2015-02-17 | 2015-06-17 | 国家电网公司 | Intelligent temporary grounding wire |
| CN104716522B (en) * | 2015-02-17 | 2017-09-22 | 国家电网公司 | Intelligent temporary ground wire |
| CN108918975A (en) * | 2018-04-06 | 2018-11-30 | 盐城同舟电气有限公司 | It is a kind of for estimating the equipment of the grounding connection resistance of electrical devices |
| CN109901006A (en) * | 2019-03-12 | 2019-06-18 | 无锡扬晟科技股份有限公司 | A kind of short-circuit grounding wire monitoring device and system |
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