CN109917712A - A kind of online overall process managing and control system of distribution ground line and its method based on Internet of Things - Google Patents
A kind of online overall process managing and control system of distribution ground line and its method based on Internet of Things Download PDFInfo
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- CN109917712A CN109917712A CN201910233703.1A CN201910233703A CN109917712A CN 109917712 A CN109917712 A CN 109917712A CN 201910233703 A CN201910233703 A CN 201910233703A CN 109917712 A CN109917712 A CN 109917712A
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Abstract
A kind of online overall process managing and control system of distribution ground line and its method based on Internet of Things, the present invention relates to a kind of earthed system and methods more particularly to a kind of distribution based on Internet of Things to be grounded online overall process managing and control system and its method.It is a kind of compact-sized reasonable to provide, and service performance is stablized, and a kind of easy distribution based on Internet of Things of control intelligent is grounded online overall process managing and control system and its method.The ground stud detection unit is fixed on the ground stud；The ground connection hook detection system is connect with the main process task chip, and is sent to cloud platform by the wireless data transmission unit, is communicated with control room；The ground stud detection unit is connect with the main process task chip communication, and is sent to cloud platform by the wireless data transmission unit, is communicated with control room.The present invention has the features such as compact-sized reasonable, service performance is stablized, and control intelligent is easy.
Description
Technical field
The present invention relates to a kind of earthed system and method more particularly to a kind of distribution ground line based on Internet of Things are online complete
Process management and control system and its method.
Background technique
In system for distribution network of power overhead line interruption maintenance, electricity operator should be in strict accordance with livewire work " safety
Working regulation " regulated procedure is (complicated to have the case where branch to need external all of branch by service work range both ends
Port ground connection) carry out ground connection Job Operations.However service personnel does not strictly observe electric operation " safety work order ", causes to get an electric shock
Dead event happens occasionally.Its reason is analyzed, mainly there is the following:
1. leaving things to chance at heart, earth cable hook strip is not hung up to scene；
It 2. earth cable is hooked upper power distribution network, but is not more than 60cm by ground stud insertion underground, earthing effect is bad；
3. not being grounded at service work range both ends simultaneously, one end has only been connect；
4. when encountering within the scope of service work has many cable bifurcateds, because being unfamiliar with cable distribution, or careless omission causes not
Whole ports external within the scope of service work can be grounded.
Summary of the invention
The present invention in view of the above problems, provide it is a kind of it is compact-sized rationally service performance is stablized, control intelligent is easy
A kind of online overall process managing and control system of distribution ground line and its method based on Internet of Things.
The technical scheme is that including ground stud, ground connection hook, ground stud detection unit, ground connection hook detection unit, master
Handle chip and wireless data transmission unit；
The ground stud detection unit is fixed on the ground stud；
The ground connection hook detection unit, main process task chip and wireless data transmission unit are respectively fixedly disposed at the ground connection hook
On；
The ground connection hook detection system is connect with the main process task chip, and is sent to cloud by the wireless data transmission unit
Platform is communicated with control room；
The ground stud detection unit is connect with the main process task chip communication, and is sent by the wireless data transmission unit
To cloud platform, communicated with control room.
The ground stud includes connecting terminal, ontology, inserted link one and inserted link two；
The ground stud detection unit includes photo resistance unit；Photo resistance list is respectively equipped on the inserted link one and inserted link two
Member；
The photo resistance unit includes several photo resistance vertically uniformly arranged；
The inserted link one and inserted link two are symmetrical arranged；
The inserted link one and inserted link two are respectively fixedly disposed at the bottom of the ontology；The connecting terminal is fixed at described
The top of ontology.
The ground connection hook includes hook, briquetting, screw rod, is grounded stick housing and screws handle；
The ground connection hook detection system includes RFID label tag reading unit, pressure sensor unit and GPS Beidou positioning unit；
RFID label tag is pasted on the ground loop being fixedly connected with cable；The RFID label tag reading unit reads the RFID mark
Label；
The pressure sensor unit includes pressure sensor, the pressure sensor and the main process task chip communication, described
Main process task chip is carried out data transmission by wireless data transmission unit；
The GPS Beidou positioning unit is connect with the main process task chip, and is sent to cloud by wireless data transmission unit and is put down
Platform is communicated with control room；
The RFID label tag reading unit, pressure sensor unit and GPS Beidou positioning unit are respectively fixedly disposed at described connect
In ground stick housing；
The bottom for screwing handle and being fixed at the ground connection stick housing；
The screw rod is vertically arranged, and bottom is connect with the pressure sensor；The briquetting is movably arranged on the screw rod
Top；The hook is movably arranged on the screw rod, it is described hook between the briquetting be equipped with crimp mouth.
The inserted link one is equipped with strengthening mechanism；
The strengthening mechanism includes locating rod, limit base, limit spring, executes bar, reset spring and briquetting；
The inner cavity for executing bar and being movably arranged on the inserted link one；
The reset spring is arranged between the bottom of the inner cavity of the bottom for executing bar and inserted link one；
The briquetting is fixed on the execution bar, close to top position；It is set on the inserted link one close to top position
There is the rectangular channel being adapted to the briquetting；
The locating rod horizontal anomalous movement is arranged on the inserted link one；One end of the limit base and the fixed company of the locating rod
It connects, the other end is equipped with inclined-plane one, is connect by the reset spring with the execution bar；The execution bar be equipped with it is described tiltedly
The inclined-plane two that face one is adapted to.
Supporting mechanism is additionally provided on the shell of the ground connection hook；
The supporting mechanism includes locating piece, hinged block, the body of rod and lock；
The side of the locating piece is fixed in the ground connection stick housing, and the other side is recessed equipped with being adapted to told hinged block
Slot；
The side of the hinged block is hinged in the groove by articulated shaft one, and the other side of told hinged block passes through articulated shaft
Two is hinged with one end of the body of rod；It is described to latch the other end for being movably arranged on the body of rod.
The body of rod includes bar one and bar two；
One end of the bar one is hinged on the hinged block；
One end of the bar two is flexibly connected with the lock；
The other end of the bar two is equipped with external screw thread, and the other end of the bar one is equipped with the internal screw thread being adapted to the bar two.
The bottom for screwing handle is equipped with balance weight mechanism；
The balance weight mechanism includes check lock lever and storage flange；
The check lock lever is T-shaped, and the check lock lever is equipped with locking external thread, and the bottom for screwing handle is equipped with and the lock
The locking internal screw thread of tight external screw thread adaptation；
The storage flange is set on the check lock lever, is connect by the check lock lever with the handle that screws；The storage
Flange is equipped with repository；The storage flange is equipped with the feed inlet being connected to the repository, and the feed inlet is equipped with can
Dismantle the plug being fixedly connected.
Step are as follows:
1) construction operation figure, the position for the ground loop that mark needs to be grounded are set；The construction operation figure marked is sent to cloud
Platform；
2) construction personnel is transferred from cloud platform by mobile device；Convenient for construction personnel's construction in line with the drawings, anti-leak-stopping is hung or mistake
It hangs；
3) position of the ground loop marked in construction operation figure as needed is in advance connected ground connection hook with ground stud by conducting wire
It connects；
4) ground stud in step 3) is inserted into soil；
5) ground loop marked in hook and step 1) will be grounded in step 3) to connect；
6) detection is separately energized in ground connection hook in ground stud and step 5) in step 4)；
6.1) the ground stud detection unit of ground stud is powered in step 6)；
Ground stud detection unit will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored ground stud ground connection depth by transferring cloud platform information；
6.11) when control room monitoring numerical value meets specified value in step 6.1), it is green that ground stud, which detects lamp,；
6.12) in step 6.1) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 4), ground stud reinserts soil；
6.2) the ground connection hook detection system that hook is grounded in step 6) is powered；
Ground connection hook detection system will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored by transferring cloud platform information, to ground connection hook with ground loop connection status；
6. 21) control room monitoring numerical value meets specified value in step 6.2), ground connection hook detection lamp is green；
6.22) in step 6.2) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 5), ground connection hook is connect with ground loop again；
7) it is grounded hook detection lamp respectively green in ground stud detection lamp and step 6.21) in step 6.11), meets construction and wants
It asks, sends information to site operation personnel, can be safeguarded with operation.
Ground connection hook detection system includes RFID read-write unit, GPS Beidou positioning unit and pressure sensor in step 6.2)
Unit；
After Field Force reaches scene, ground connection is hooked into upper ground loop；It is fixed that it is grounded RFID read-write unit and GPS Beidou on hook at this time
Bit location starting；RFID reader continuously reads RFID information on ground loop, be divided into every 20 seconds it is primary, it is ensured that ground connection hook one
Straight and ground loop keeps connection；
GPS Beidou positioning unit judges whether construction personnel and ground line reach specified field position；
After construction personnel hangs ground connection hook, judge that cable hook is tight whether there is or not hanging by the pressure value of pressure sensor.
Ground stud detection system includes ground stud, ground connection hook, ground stud detection unit, ground connection hook detection list in the present invention
Member, main process task chip and wireless data transmission unit；The ground stud detection unit includes several photo resistance；The ground connection hook
Detection system includes RFID label tag reading unit, pressure sensor unit and GPS Beidou positioning unit；
The construction operation step for making operating personnel by this system monitoring construction, can be sentenced when connecing ground stud by photo resistance
It is disconnected, when mounting ground hook, judged by pressure sensor；Therefore pass through the successive value of sensor, so that it may judge construction personnel
Whether according to guidelines.By being grounded the online overall process control of line, specification service personnel operation ensure that operator
Life safety, avoid the generation of life casualty accident.The overhaul efficiency of service personnel is improved simultaneously.The present invention has structure
The features such as compact and reasonable, service performance are stablized, and control intelligent is easy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of present invention ground connection hook,
Fig. 2 is the left side structure schematic diagram of Fig. 1,
Fig. 3 is the structural schematic diagram of B-B in Fig. 2,
Fig. 4 is the structural schematic diagram of supporting mechanism,
Fig. 5 is the structural schematic diagram of ground stud,
Fig. 6 is the left side structure schematic diagram of Fig. 5,
Fig. 7 is the structural schematic diagram of strengthening mechanism,
Fig. 8 is the enlarged structure schematic diagram of strengthening mechanism in Fig. 7,
Fig. 9 is frame-type structural schematic diagram of the present invention,
Figure 10 is the circuit diagram of photosensitive sensor element,
Figure 11 is the circuit diagram of pressure sensor unit,
Figure 12 is the circuit diagram of wireless data transmission unit,
Figure 13 is the circuit diagram of power supply circuit；
Figure 14 is region construction operation figure；
Figure 15 is installation operation flow schematic diagram；
1 is ground stud in figure, and 11 be connecting terminal, and 12 be ontology, and 13 be inserted link one, and 14 be inserted link two, and 15 be photo resistance list
Member；
2 be ground connection hook, and 21 be hook, and 22 be briquetting, and 23 be screw rod, and 24 be ground connection stick housing, and 25 be to screw handle, and 26 be RFID
Tag reader unit, 27 be pressure sensor unit, and 28 be GPS Beidou positioning unit, and 29 be main process task chip, and 210 be wireless
Data transmission unit,
3 be strengthening mechanism, and 31 be locating rod, and 32 be limit base, and 33 be limit spring, and 34 be to execute bar, and 35 be reset spring,
4 be supporting mechanism, and 41 be locating piece, and 42 be hinged block, and 43 be the body of rod, and 44 be lock,
431 be bar one, and 432 be bar two,
5 be balance weight mechanism, and 51 be check lock lever, and 52 be storage flange,
J1 is photo resistance in Figure 10, and J3 is pressure sensor in 11；
A is the electrical block diagram of photo resistance in Figure 10, is connect with 14 pin of main process task chip, and B is main process task chip, C
It is the electrical block diagram of pressure sensor, D is the electrical block diagram of wireless data transmission unit, and E is power supply circuit
Structural schematic diagram；
G is breakdown maintenance point in Figure 14, and H1, H2, H3, H4, H5, H6, H7, H8, H9 and H10 are respectively ground loop.
Specific embodiment
The present invention as shown in figures 1-15, including ground stud 1, ground connection hook 2, ground stud detection unit, ground connection hook detection unit,
Main process task chip 29 and wireless data transmission unit 210；
The ground stud detection unit is fixed on the ground stud 1；
The ground connection hook detection unit, main process task chip 29 and wireless data transmission unit 210 are respectively fixedly disposed at described connect
On ground hook 2；
The ground connection hook detection system is connect with the main process task chip 29, and is sent out by the wireless data transmission unit 210
It send to cloud platform, is communicated with control room；
The ground stud detection unit and 29 communication connection of main process task chip, and pass through the wireless data transmission unit
210 are sent to cloud platform, are communicated with control room.
The mode of ground stud detection unit and 29 communication connection of main process task chip has wired connection mode (data line)
Or radio connection (wireless transmitter and wireless receiver)；Above two mode is that the art is commonly led to respectively
News mode, belongs to the prior art.
This case is preferentially selected, and ground stud is connect with ground connection hook by RS485 bus, and photo resistance is examined in ground stud detection unit
The AD of photo resistance is adopted in ground stud main process task chip in the grounded stake detection unit of the data of survey, main process task chip completion
Sample, after converting analog signals into digital signal, by RS485 bus, by the data transmission to the main process task chip for being grounded hook
On, and data are sent cloud platform by the wireless communication module of the connection of the main process task chip by being grounded hook.Control room is flat by cloud
Platform transfers related data, is monitored to live Grounding, carries out normative prison to execute-in-place step by monitoring information
Depending on and commander.It is respectively equipped with power supply unit on ground stud 1 and ground connection hook 2, is powered to each detection unit.(ground stud and ground connection hook
Power supply unit circuit it is identical).Power supply unit is powered using 3.7V lithium battery group, and system carries charging interface, using 5V or
Solar battery charges.Ground stud detection unit, ground connection hook detection unit, main process task chip and wireless data pass in this case
Component in defeated unit is all to belong to the prior art, in the market existing product.
The ground stud 1 includes connecting terminal 11, ontology 12, inserted link 1 and inserted link 2 14；
The ground stud detection unit includes photo resistance unit 15；It is respectively equipped on the inserted link 1 and inserted link 2 14 photosensitive
Resistance unit 15；
The photo resistance unit 15 includes several photo resistance vertically uniformly arranged；
The inserted link 1 and inserted link 2 14 are symmetrical arranged；
The inserted link 1 and inserted link 2 14 are respectively fixedly disposed at the bottom of the ontology 12；The fixation of connecting terminal 11 is set
It sets at the top of the ontology 12.
Ground stud 1 utilizes photo resistance principle, and school detects that cable grounding stake 1 is grounded depth, by calculating photo resistance
Silk resistance value, so that it may calculate current 1 buried depth of ground stud.Ground stud 1 is metal structure, inserted link 1 and inserted link 2 14
Upper that photo resistance 15 is housed, when ground stud 1 is inserted into soil, light is blocked by soil, so as to detect that ground stud 1 is inserted
Enter the depth of soil.
Specifically, inserted link 1 and inserted link 2 14 install four vertical equidistant photo resistance 15 respectively, and every section apart from phase
Deng, when corresponding position photo resistance 15 be in high-impedance state, i.e., explanation reach designated depth.
The ground connection hook 2 includes hook 21, briquetting 22, screw rod 23, ground connection stick housing 24 and screws handle 25；
The ground connection hook detection system includes that RFID label tag reading unit 26(RFID tag reader unit 26 uses hyperfrequency UHF
900m RFID read-write unit), pressure sensor unit 27 and GPS Beidou positioning unit 28；
RFID label tag is pasted on the ground loop being fixedly connected with cable；The RFID label tag reading unit 26 reads the RFID
Label；
The pressure sensor unit 27 includes pressure sensor, and the pressure sensor is communicated with the main process task chip 29,
The main process task chip 29 is carried out data transmission by wireless data transmission unit 210；
The GPS Beidou positioning unit 28 is connect with the main process task chip 29, and is sent by wireless data transmission unit 210
To cloud platform, communicated with control room；
The RFID label tag reading unit 26, pressure sensor unit 27 and GPS Beidou positioning unit 28 are respectively fixedly disposed at
In the ground connection stick housing 24；
The bottom for screwing handle 25 and being fixed at the ground connection stick housing 24；
The screw rod 23 is vertically arranged, and bottom is connect with the pressure sensor；The briquetting 22 is movably arranged on the silk
The top of bar 23；Briquetting 22 only does 360 degree rotation movement on screw rod 23；The hook 21 is movably arranged on the screw rod 23
On, it is equipped between the hook 21 and the briquetting 22 and crimps mouth.Crimping mouth is connect with all insulation ground loop on power grid.
Hook 2 is grounded by pressure sensor, judges whether effectively (ground loop is arranged in electricity contact ground loop grounding hook 21
On the net, it is fixedly connected with power grid)；May determine that ground connection hook 2 by the reading of pressure sensor, whether there is or not effectively hang up.
RFID label tag is sticked on each ground loop, when being grounded ground loop on 2 hook of hook, the RFID inside hook 2 is grounded and reads
Numerical value on Current RFID tags can be read automatically by writing device, be grounded the GPS Beidou positioning unit 28 inside hook 2 and be capable of providing currently
Position data, the GPRS unit being grounded in the main process task chip 29 in hook 2 can send RFID data and GPS Beidou data
To control room.Control room may determine that the region ground loop whether effective grounding.
The inserted link 1 is equipped with strengthening mechanism 3；
The strengthening mechanism 3 includes locating rod 31, limit base 32, limit spring 33, executes bar 34, reset spring 35 and pressing
Block；
The inner cavity for executing bar 34 and being movably arranged on the inserted link 1；
The reset spring 35 is arranged between the bottom of the inner cavity of the bottom for executing bar 34 and inserted link 1；
The top of reset spring 35 is fixed at the bottom for executing bar 34, and the bottom limit of reset spring 35 is located at inserted link 1
Interior intracavitary, positioned at inner cavity bottom position；
The briquetting is fixed on the execution bar 34, close to top position；Close to top position on the inserted link 1
Install the rectangular channel being adapted to the briquetting；
31 horizontal anomalous movement of locating rod is arranged on the inserted link 1；One end of the limit base 32 and the locating rod 31
It is fixedly connected, the other end is equipped with inclined-plane one, is connect by the reset spring 35 with the execution bar 34；On the execution bar 34
Equipped with the inclined-plane two being adapted to the inclined-plane one.
Strengthening mechanism 3 is effectively prevent in maintenance process, the stability for causing ground stud 1 to connect due to external force；It is installing
When ground stud 1, moved straight down using briquetting by bar 34 is executed, i.e., limit spring 33 passes through limit base 32 for locating rod 31
To the move within lumens of inserted link 1；After ground stud 1 is installed in place, briquetting is unclamped, it is upward that reset spring 35 will execute bar 34
Movement, i.e. locating rod 31 are inserted into soil to the lateral ends of inserted link 1, realize the effect of reinforcing；It is same on inserted link 2 14
Settable identical strengthening mechanism 3, further increases the stability of ground stud 1.
Supporting mechanism 4 is additionally provided on the shell of the ground connection hook 2；
The supporting mechanism 4 includes locating piece 41, hinged block 42, the body of rod 43 and lock 44；
The side of the locating piece 41 is fixed in the ground connection stick housing 24, and the other side is equipped with suitable with told hinged block 42
The groove matched；
The side of the hinged block 42 is hinged in the groove by articulated shaft one, and the other side of told hinged block 42 passes through hinge
Spindle two and one end of the body of rod 43 are hinged；The lock 44 is movably arranged on the other end of the body of rod 43.
Supporting mechanism 4 effectively raises stability of the ground connection hook 2 on power grid and is grounded 2 meeting of hook when being affected by the wind
Shaking is generated, the communication of internal element is influenced.The usage mode of supporting mechanism 4 are as follows: ground connection hook 2 is mounted on power grid in advance,
The body of rod 43 is adjusted by hinged block 42 and i.e. by the direction of connecting cable, then passes through lock 44 and the fixed company of corresponding cable
It connects.Lock 44 uses form commonly used in the prior art, as long as can be bonded with cable.
The body of rod 43 includes bar 1 and bar 2 432；
One end of the bar 1 is hinged on the hinged block 42；
One end of the bar 2 432 is flexibly connected with the lock；
The other end of the bar 2 432 is equipped with external screw thread, and the other end of the bar 1 is equipped with to be adapted to the bar 2 432
Internal screw thread.
By the expansion fit of bar 1 and bar 2 432, the flexibility of connection is improved, when anticipation link position is remote,
The connection with destination can be realized by way of telescopic rod 2 432.
The bottom for screwing handle 25 is equipped with balance weight mechanism 5；The stabilization that ground connection hook 2 is hung is improved by collocation mechanism
Property；
The balance weight mechanism 5 includes check lock lever 51 and storage flange 52；
The check lock lever 51 is T-shaped, the check lock lever 51 be equipped with locking external thread, the bottom for screwing handle 25 be equipped with
The locking internal screw thread of the locking external thread adaptation；
The storage flange 52 is set on the check lock lever 51, is connect by the check lock lever 51 with the handle 25 that screws；
The storage flange 52 is equipped with repository；The storage flange 52 is equipped with the feed inlet that is connected to the repository, it is described into
Material mouth is equipped with the plug for being detachably fixed connection.Water or sand are packed into the repository of storage flange 52, materials are convenient；So
Be fixed the bottom for being arranged in and screwing handle 25 afterwards, finally hangs on ground loop ground connection hook 2, improves the self weight of ground connection hook 2,
Water or the husky amount being packed into repository are taken according to the wind-force at scene.
Cable distribution figure is built in background system and ground loop distribution map recalls electricity when certain region needs to overhaul automatically
Cable distribution map and ground loop distribution map can will need the ground loop being grounded to mark according to distribution map, when all ground loops all
When ground connection, system prompt operating personnel can carry out operation, and otherwise warning note still has unearthed region, can not be examined
Repair operation.
In Figure 14, breakdown maintenance point G waits for Maintenance and Repair, and electrical distribution figure is transferred in control room, positions to fault point, existing
Ground connection ring position is labeled on electrical distribution figure；The ground connection ring position that should be grounded is marked by control room, is sent to site operation
Personnel, the position that site operation personnel send according to control room, are grounded one by one.As dispatcher marks H1-H10 in Figure 14
Ground connection ring position, construction personnel is grounded this 10 ground loops one by one, and manages to ground connection process, greatly mentions
The high efficiency and safety of maintenance.
A kind of online overall process management-control method of distribution ground line based on Internet of Things, step are as follows:
1) construction operation figure, the position for the ground loop that mark needs to be grounded are set；The construction operation figure marked is sent to cloud
Platform；
2) construction personnel is transferred from cloud platform by mobile device；Convenient for construction personnel's construction in line with the drawings, anti-leak-stopping is hung or mistake
It hangs；
3) position of the ground loop marked in construction operation figure as needed is in advance connected ground connection hook with ground stud by conducting wire
It connects；
4) ground stud in step 3) is inserted into soil；
5) ground loop marked in hook and step 1) will be grounded in step 3) to connect；
6) detection is separately energized in ground connection hook in ground stud and step 5) in step 4)；
6.1) the ground stud detection unit (photo resistance) of ground stud is powered in step 6)；
Ground stud detection unit will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored ground stud ground connection depth by transferring cloud platform information；
6.11) when control room monitoring numerical value meets specified value in step 6.1), it is green that ground stud, which detects lamp,；
6.12) in step 6.1) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 4), ground stud reinserts soil；
6.2) the ground connection hook detection system that hook is grounded in step 6) is powered；
Ground connection hook detection system will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored by transferring cloud platform information, to ground connection hook with ground loop connection status；
6. 21) control room monitoring numerical value meets specified value in step 6.2), ground connection hook detection lamp is green；
6.22) in step 6.2) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 5), ground connection hook is connect with ground loop again；
7) it is grounded hook detection lamp respectively green in ground stud detection lamp and step 6.21) in step 6.11), meets construction and wants
It asks, sends information to site operation personnel, can be safeguarded with operation.
Ground connection hook detection system includes RFID read-write unit, GPS Beidou positioning unit and pressure sensor in step 6.2)
Unit 27；
After Field Force reaches scene, ground connection is hooked into upper ground loop；It is fixed that it is grounded RFID read-write unit and GPS Beidou on hook at this time
Bit location starting；RFID reader continuously reads RFID information on ground loop, be divided into every 20 seconds it is primary, it is ensured that ground connection hook one
Straight and ground loop keeps connection；
GPS Beidou positioning unit judges whether construction personnel and ground line reach specified field position；
After construction personnel hangs ground connection hook, judge that cable hook is tight whether there is or not hanging by the pressure value of pressure sensor.
Claims (9)
1. a kind of distribution based on Internet of Things is grounded online overall process managing and control system, which is characterized in that including ground stud, ground connection
Hook, ground stud detection unit, ground connection hook detection unit, main process task chip and wireless data transmission unit；
The ground stud detection unit is fixed on the ground stud；
The ground connection hook detection unit, main process task chip and wireless data transmission unit are respectively fixedly disposed at the ground connection hook
On；
The ground connection hook detection system is connect with the main process task chip, and is sent to cloud by the wireless data transmission unit
Platform is communicated with control room；
The ground stud detection unit is connect with the main process task chip communication, and is sent by the wireless data transmission unit
To cloud platform, communicated with control room.
2. a kind of distribution based on Internet of Things according to claim 1 is grounded online overall process managing and control system, feature
It is, the ground stud includes connecting terminal, ontology, inserted link one and inserted link two；
The ground stud detection unit includes photo resistance unit；Photo resistance list is respectively equipped on the inserted link one and inserted link two
Member；
The photo resistance unit includes several photo resistance vertically uniformly arranged；
The inserted link one and inserted link two are symmetrical arranged；
The inserted link one and inserted link two are respectively fixedly disposed at the bottom of the ontology；The connecting terminal is fixed at described
The top of ontology.
3. a kind of distribution based on Internet of Things according to claim 1 is grounded online overall process managing and control system, feature
It is, the ground connection hook includes hook, briquetting, screw rod, is grounded stick housing and screws handle；
The ground connection hook detection system includes RFID label tag reading unit, pressure sensor unit and GPS Beidou positioning unit；
RFID label tag is pasted on the ground loop being fixedly connected with cable；The RFID label tag reading unit reads the RFID mark
Label；
The pressure sensor unit includes pressure sensor, the pressure sensor and the main process task chip communication, described
Main process task chip is carried out data transmission by wireless data transmission unit；
The GPS Beidou positioning unit is connect with the main process task chip, and is sent to cloud by wireless data transmission unit and is put down
Platform is communicated with control room；
The RFID label tag reading unit, pressure sensor unit and GPS Beidou positioning unit are respectively fixedly disposed at described connect
In ground stick housing；
The bottom for screwing handle and being fixed at the ground connection stick housing；
The screw rod is vertically arranged, and bottom is connect with the pressure sensor；The briquetting is movably arranged on the screw rod
Top；The hook is movably arranged on the screw rod, it is described hook between the briquetting be equipped with crimp mouth.
4. a kind of distribution based on Internet of Things according to claim 1 is grounded online overall process managing and control system, feature
It is, the inserted link one is equipped with strengthening mechanism；
The strengthening mechanism includes locating rod, limit base, limit spring, executes bar, reset spring and briquetting；
The inner cavity for executing bar and being movably arranged on the inserted link one；
The reset spring is arranged between the bottom of the inner cavity of the bottom for executing bar and inserted link one；
The briquetting is fixed on the execution bar, close to top position；It is set on the inserted link one close to top position
There is the rectangular channel being adapted to the briquetting；
The locating rod horizontal anomalous movement is arranged on the inserted link one；One end of the limit base and the fixed company of the locating rod
It connects, the other end is equipped with inclined-plane one, is connect by the reset spring with the execution bar；The execution bar be equipped with it is described tiltedly
The inclined-plane two that face one is adapted to.
5. a kind of distribution based on Internet of Things according to claim 1 is grounded online overall process managing and control system, feature
It is, is additionally provided with supporting mechanism on the shell of the ground connection hook；
The supporting mechanism includes locating piece, hinged block, the body of rod and lock；
The side of the locating piece is fixed in the ground connection stick housing, and the other side is recessed equipped with being adapted to told hinged block
Slot；
The side of the hinged block is hinged in the groove by articulated shaft one, and the other side of told hinged block passes through articulated shaft
Two is hinged with one end of the body of rod；It is described to latch the other end for being movably arranged on the body of rod.
6. a kind of distribution based on Internet of Things according to claim 5 is grounded online overall process managing and control system, feature
It is, the body of rod includes bar one and bar two；
One end of the bar one is hinged on the hinged block；
One end of the bar two is flexibly connected with the lock；
The other end of the bar two is equipped with external screw thread, and the other end of the bar one is equipped with the internal screw thread being adapted to the bar two.
7. a kind of distribution based on Internet of Things according to claim 5 is grounded online overall process managing and control system, feature
It is, the bottom for screwing handle is equipped with balance weight mechanism；
The balance weight mechanism includes check lock lever and storage flange；
The check lock lever is T-shaped, and the check lock lever is equipped with locking external thread, and the bottom for screwing handle is equipped with and the lock
The locking internal screw thread of tight external screw thread adaptation；
The storage flange is set on the check lock lever, is connect by the check lock lever with the handle that screws；The storage
Flange is equipped with repository；The storage flange is equipped with the feed inlet being connected to the repository, and the feed inlet is equipped with can
Dismantle the plug being fixedly connected.
8. a kind of distribution based on Internet of Things according to claim 1 is grounded online overall process management-control method, feature
It is, step are as follows:
1) construction operation figure, the position for the ground loop that mark needs to be grounded are set；The construction operation figure marked is sent to cloud
Platform；
2) construction personnel is transferred from cloud platform by mobile device；Convenient for construction personnel's construction in line with the drawings, anti-leak-stopping is hung or mistake
It hangs；
3) position of the ground loop marked in construction operation figure as needed is in advance connected ground connection hook with ground stud by conducting wire
It connects；
4) ground stud in step 3) is inserted into soil；
5) ground loop marked in hook and step 1) will be grounded in step 3) to connect；
6) detection is separately energized in ground connection hook in ground stud and step 5) in step 4)；
6.1) the ground stud detection unit of ground stud is powered in step 6)；
Ground stud detection unit will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored ground stud ground connection depth by transferring cloud platform information；
6.11) when control room monitoring numerical value meets specified value in step 6.1), it is green that ground stud, which detects lamp,；
6.12) in step 6.1) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 4), ground stud reinserts soil；
6.2) the ground connection hook detection system that hook is grounded in step 6) is powered；
Ground connection hook detection system will test data and be transmitted to main process task chip, by wireless data transfer module by main process task chip
Data are sent to cloud platform；Control room is monitored by transferring cloud platform information, to ground connection hook with ground loop connection status；
21) when control room monitoring numerical value meets specified value in step 6.2), ground connection hook detection lamp is green；
6.22) in step 6.2) when control room monitoring numerical value numerical value against regulation, it is red that ground stud, which detects lamp,；Control room hair
Send warning message, return step 5), ground connection hook is connect with ground loop again；
7) it is grounded hook detection lamp respectively green in ground stud detection lamp and step 6.21) in step 6.11), meets construction and wants
It asks, sends information to site operation personnel, can be safeguarded with operation.
9. a kind of distribution based on Internet of Things according to claim 8 is grounded online overall process management-control method, feature
It is, ground connection hook detection system includes RFID read-write unit, GPS Beidou positioning unit and pressure sensor list in step 6.2)
Member；
After Field Force reaches scene, ground connection is hooked into upper ground loop；It is fixed that it is grounded RFID read-write unit and GPS Beidou on hook at this time
Bit location starting；RFID reader continuously reads RFID information on ground loop, be divided into every 20 seconds it is primary, it is ensured that ground connection hook one
Straight and ground loop keeps connection；
GPS Beidou positioning unit judges whether construction personnel and ground line reach specified field position；
After construction personnel hangs ground connection hook, judge that cable hook is tight whether there is or not hanging by the pressure value of pressure sensor.
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| CN201910233703.1A CN109917712B (en) | 2019-03-26 | 2019-03-26 | Distribution network grounding wire online whole-process management and control system and method based on Internet of things |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729664A (en) * | 2019-10-18 | 2020-01-24 | 国网新疆电力有限公司喀什供电公司 | Ground wire management and control platform |
| CN112621632A (en) * | 2020-11-27 | 2021-04-09 | 国网北京市电力公司 | Digital remote monitoring electric torque wrench based on Internet of things and method |
| CN114155680A (en) * | 2021-12-09 | 2022-03-08 | 国网江苏省电力有限公司扬州供电分公司 | Intelligent grounding wire management and control system and working method thereof |
| CN114646901A (en) * | 2022-03-24 | 2022-06-21 | 国网江苏省电力有限公司扬州供电分公司 | Monitoring and early warning device and method for electric grounding wire |
Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0920079A2 (en) * | 1997-11-24 | 1999-06-02 | IBG Monforts GmbH & Co. | Ground connection of a pipe line |
| JP2001097079A (en) * | 1999-09-29 | 2001-04-10 | East Japan Railway Co | Work execution method of reference electrode for grounding accident decision, and reference electrode for grounding accident decision |
| JP3137341U (en) * | 2007-08-23 | 2007-11-22 | 株式会社 日興工機 | Earthing device |
| CN201060963Y (en) * | 2007-06-14 | 2008-05-14 | 珠海市共创有限公司 | Power line or equipment temporary earth wire use management system |
| CN201060962Y (en) * | 2007-06-14 | 2008-05-14 | 珠海市共创有限公司 | Temporary earth wire for power line or equipment electric switching operation |
| US20080214028A1 (en) * | 2005-08-12 | 2008-09-04 | Anton Hummel Verwaltungs Gmbh | Plug with Retainer Spring for an Earth Contact |
| CN101639913A (en) * | 2009-08-11 | 2010-02-03 | 苏州市普华电力工程有限公司 | Intelligent safety management system for electric network operation |
| CN203277934U (en) * | 2013-02-05 | 2013-11-06 | 江苏省电力公司扬州供电公司 | Grounding wire |
| KR20140114169A (en) * | 2013-03-18 | 2014-09-26 | 삼성전자주식회사 | Apparatus and method for estimating the depth of the buried defect in the substrate |
| JP2014193085A (en) * | 2013-03-28 | 2014-10-06 | Kandenko Co Ltd | Three-phase short-circuit grounding device and grounding method using the same |
| CN204243223U (en) * | 2014-10-28 | 2015-04-01 | 国网山东肥城市供电公司 | Portable type full-automatic spiral earth electrode erecting device |
| CN105226405A (en) * | 2015-10-12 | 2016-01-06 | 国家电网公司 | A kind of reinforced transition earthing device |
| CN205122806U (en) * | 2015-11-27 | 2016-03-30 | 国网北京市电力公司 | Grounding wire |
| CN205122816U (en) * | 2015-12-05 | 2016-03-30 | 国网浙江省电力公司丽水供电公司 | Flat mouthful of earth clamp of preventing sideslipping |
| CN106356654A (en) * | 2016-10-14 | 2017-01-25 | 国网浙江省电力公司岱山县供电公司 | Snap-in type grounding wire operation rod |
| CN205985414U (en) * | 2016-08-31 | 2017-02-22 | 国网河南省电力公司技能培训中心 | Add and hold special locking device of overhead distributing wire action bars |
| CN206486829U (en) * | 2017-02-01 | 2017-09-12 | 李晟隆 | A kind of road construction road stake |
| CN107193239A (en) * | 2017-07-11 | 2017-09-22 | 国网福建省电力有限公司 | Ground line signals monitoring method based on Internet of Things NBIOT technologies |
| CN107201895A (en) * | 2016-03-16 | 2017-09-26 | 张洪新 | A kind of oil plays lower tubular column operation and measures system automatically |
| CN206774695U (en) * | 2017-03-30 | 2017-12-19 | 国网河南禹州市供电公司 | A kind of resident illuminates concentrated gas meter box earthing of casing device |
| CN206947557U (en) * | 2017-06-26 | 2018-01-30 | 陈达 | A kind of grounding resistance improved structure based on demagnetization method |
| CN207542413U (en) * | 2017-10-27 | 2018-06-26 | 大连星航机电设备有限公司 | A kind of fixable flexible earthing or grounding means |
| CN207781914U (en) * | 2018-01-29 | 2018-08-28 | 王春光 | A kind of earthing or grounding means of pressure in power industry, low-voltage network |
| CN108598735A (en) * | 2018-06-07 | 2018-09-28 | 圣耀（集团）有限公司 | A kind of Portable short-circuit grounding wire monitoring platform |
| CN207967336U (en) * | 2018-02-24 | 2018-10-12 | 周睿涵 | A kind of reinforced power grounding pile |
| CN108767715A (en) * | 2018-04-28 | 2018-11-06 | 国网山东省电力公司烟台供电公司 | A kind of transformer substation grounding wire intelligent error preventing operates active management control system and control method |
| CN208157651U (en) * | 2018-04-19 | 2018-11-27 | 杨茹 | A kind of power grounding pile of power engineering |
| CN208433549U (en) * | 2018-04-16 | 2019-01-25 | 广西格瑞特电力科技有限公司 | Duck tongue type C-shaped spiral conducting line earthing clamp |
| CN208478588U (en) * | 2018-07-27 | 2019-02-05 | 国网山东省电力公司东营供电公司 | A kind of antiground end falls off ground line |
| CN208489374U (en) * | 2018-08-06 | 2019-02-12 | 国网湖北省电力有限公司宜昌供电公司 | A kind of device guaranteeing tension vehicle effective grounding |
| CN109470976A (en) * | 2018-11-09 | 2019-03-15 | 珠海优特电力科技股份有限公司 | Grounding wire device and its condition detection method |
| CN209570830U (en) * | 2019-03-26 | 2019-11-01 | 国网江苏省电力有限公司扬州供电分公司 | Distribution based on Internet of Things is grounded online overall process managing and control system |
-
2019
- 2019-03-26 CN CN201910233703.1A patent/CN109917712B/en active Active
Patent Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0920079A2 (en) * | 1997-11-24 | 1999-06-02 | IBG Monforts GmbH & Co. | Ground connection of a pipe line |
| JP2001097079A (en) * | 1999-09-29 | 2001-04-10 | East Japan Railway Co | Work execution method of reference electrode for grounding accident decision, and reference electrode for grounding accident decision |
| US20080214028A1 (en) * | 2005-08-12 | 2008-09-04 | Anton Hummel Verwaltungs Gmbh | Plug with Retainer Spring for an Earth Contact |
| CN201060963Y (en) * | 2007-06-14 | 2008-05-14 | 珠海市共创有限公司 | Power line or equipment temporary earth wire use management system |
| CN201060962Y (en) * | 2007-06-14 | 2008-05-14 | 珠海市共创有限公司 | Temporary earth wire for power line or equipment electric switching operation |
| JP3137341U (en) * | 2007-08-23 | 2007-11-22 | 株式会社 日興工機 | Earthing device |
| CN101639913A (en) * | 2009-08-11 | 2010-02-03 | 苏州市普华电力工程有限公司 | Intelligent safety management system for electric network operation |
| CN203277934U (en) * | 2013-02-05 | 2013-11-06 | 江苏省电力公司扬州供电公司 | Grounding wire |
| KR20140114169A (en) * | 2013-03-18 | 2014-09-26 | 삼성전자주식회사 | Apparatus and method for estimating the depth of the buried defect in the substrate |
| JP2014193085A (en) * | 2013-03-28 | 2014-10-06 | Kandenko Co Ltd | Three-phase short-circuit grounding device and grounding method using the same |
| CN204243223U (en) * | 2014-10-28 | 2015-04-01 | 国网山东肥城市供电公司 | Portable type full-automatic spiral earth electrode erecting device |
| CN105226405A (en) * | 2015-10-12 | 2016-01-06 | 国家电网公司 | A kind of reinforced transition earthing device |
| CN205122806U (en) * | 2015-11-27 | 2016-03-30 | 国网北京市电力公司 | Grounding wire |
| CN205122816U (en) * | 2015-12-05 | 2016-03-30 | 国网浙江省电力公司丽水供电公司 | Flat mouthful of earth clamp of preventing sideslipping |
| CN107201895A (en) * | 2016-03-16 | 2017-09-26 | 张洪新 | A kind of oil plays lower tubular column operation and measures system automatically |
| CN205985414U (en) * | 2016-08-31 | 2017-02-22 | 国网河南省电力公司技能培训中心 | Add and hold special locking device of overhead distributing wire action bars |
| CN106356654A (en) * | 2016-10-14 | 2017-01-25 | 国网浙江省电力公司岱山县供电公司 | Snap-in type grounding wire operation rod |
| CN206486829U (en) * | 2017-02-01 | 2017-09-12 | 李晟隆 | A kind of road construction road stake |
| CN206774695U (en) * | 2017-03-30 | 2017-12-19 | 国网河南禹州市供电公司 | A kind of resident illuminates concentrated gas meter box earthing of casing device |
| CN206947557U (en) * | 2017-06-26 | 2018-01-30 | 陈达 | A kind of grounding resistance improved structure based on demagnetization method |
| CN107193239A (en) * | 2017-07-11 | 2017-09-22 | 国网福建省电力有限公司 | Ground line signals monitoring method based on Internet of Things NBIOT technologies |
| CN207542413U (en) * | 2017-10-27 | 2018-06-26 | 大连星航机电设备有限公司 | A kind of fixable flexible earthing or grounding means |
| CN207781914U (en) * | 2018-01-29 | 2018-08-28 | 王春光 | A kind of earthing or grounding means of pressure in power industry, low-voltage network |
| CN207967336U (en) * | 2018-02-24 | 2018-10-12 | 周睿涵 | A kind of reinforced power grounding pile |
| CN208433549U (en) * | 2018-04-16 | 2019-01-25 | 广西格瑞特电力科技有限公司 | Duck tongue type C-shaped spiral conducting line earthing clamp |
| CN208157651U (en) * | 2018-04-19 | 2018-11-27 | 杨茹 | A kind of power grounding pile of power engineering |
| CN108767715A (en) * | 2018-04-28 | 2018-11-06 | 国网山东省电力公司烟台供电公司 | A kind of transformer substation grounding wire intelligent error preventing operates active management control system and control method |
| CN108598735A (en) * | 2018-06-07 | 2018-09-28 | 圣耀（集团）有限公司 | A kind of Portable short-circuit grounding wire monitoring platform |
| CN208478588U (en) * | 2018-07-27 | 2019-02-05 | 国网山东省电力公司东营供电公司 | A kind of antiground end falls off ground line |
| CN208489374U (en) * | 2018-08-06 | 2019-02-12 | 国网湖北省电力有限公司宜昌供电公司 | A kind of device guaranteeing tension vehicle effective grounding |
| CN109470976A (en) * | 2018-11-09 | 2019-03-15 | 珠海优特电力科技股份有限公司 | Grounding wire device and its condition detection method |
| CN209570830U (en) * | 2019-03-26 | 2019-11-01 | 国网江苏省电力有限公司扬州供电分公司 | Distribution based on Internet of Things is grounded online overall process managing and control system |
Non-Patent Citations (3)
| Title |
|---|
| 万岱巍;: "一起电压异常情况分析", 中国高新区, no. 12 * |
| 张军达等: "智能临时接地线管理系统", 农村电气化, no. 05 * |
| 李岩舟 等: "新型钥匙扣式导线端线夹的设计与仿真分析", 制造业自动化, no. 11 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729664A (en) * | 2019-10-18 | 2020-01-24 | 国网新疆电力有限公司喀什供电公司 | Ground wire management and control platform |
| CN112621632A (en) * | 2020-11-27 | 2021-04-09 | 国网北京市电力公司 | Digital remote monitoring electric torque wrench based on Internet of things and method |
| CN114155680A (en) * | 2021-12-09 | 2022-03-08 | 国网江苏省电力有限公司扬州供电分公司 | Intelligent grounding wire management and control system and working method thereof |
| CN114155680B (en) * | 2021-12-09 | 2023-09-15 | 国网江苏省电力有限公司扬州供电分公司 | Intelligent grounding wire control system and working method thereof |
| CN114646901A (en) * | 2022-03-24 | 2022-06-21 | 国网江苏省电力有限公司扬州供电分公司 | Monitoring and early warning device and method for electric grounding wire |
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