CN201149967Y - Intelligent earth controller - Google Patents
Intelligent earth controller Download PDFInfo
- Publication number
- CN201149967Y CN201149967Y CNU2008200026228U CN200820002622U CN201149967Y CN 201149967 Y CN201149967 Y CN 201149967Y CN U2008200026228 U CNU2008200026228 U CN U2008200026228U CN 200820002622 U CN200820002622 U CN 200820002622U CN 201149967 Y CN201149967 Y CN 201149967Y
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Abstract
The utility model relates to an intelligent earth controller for detecting and controlling the hitching and the disconnection of a temporary earth during the operating and running process of equipment in a transmission and transformation station. The intelligent earth controller solves the accident problems caused by disordered management of the earth in the transmission and transformation station and the mal-operation of hitching the active earth or transmitting current along with the earth. A data memory RAM, a liquid crystal display circuit and an inductance inspection electrical detection circuit are respectively connected on the data wire of a single-chip microcomputer, and a logical control unit, a state and parameter display indicating circuit and a speech playing and storing circuit are connected on the corresponding connection of the single-chip microcomputer. The intelligent earth controller is characterized in that a code circuit for reading and confirming a self code, a radio frequency write circuit and a wireless data transmission circuit connected through a communication control circuit are connected on the connection of the single-chip microcomputer. The intelligent earth controller can detect the position and the position change situations of the earth in time, detects the active situation of the earth, and can display with Chinese character and remotely transmit to a main control station with data, to realize real-time monitor to the stats of the earth.
Description
Technical field:
The utility model belongs to a kind of detection control instrument of registering, and the operation operation that is used for power transmission and transforming equipment in particularly a kind of electric power system the time articulates, disconnects the intelligent ground lane controller of the detection and the control of interim ground wire.
Background technology:
When substation primary equipment overhauls, for guaranteeing staff's personal safety, need the installing temporary ground wire, it is mainly formed by ground clamp, cable and ground wire are first-class, wherein ground clamp is used for receiving on the power transmission line, ground the end of a thread is received on the ground net, if there are not monitoring means to cause neglected loading to disconnect the ground wire phenomenon easily.Earth connection is to prevent the reliable and secure measure of incoming call suddenly in the job site for the protection staff." electrical safety working regulation " existing clearly regulation: every winding ground wire all should be numbered, and leaves the fixed location in.Deposit position also should be numbered, and the earth connection number must be consistent with the deposit position number.Operation order, work ticket system all require earth connection numbering, and are numbered operating basis with this, the instruction ground wire hitching, disconnect work.In recent years, the shutting device to prevent mistakes in microcomputer technology is applied, a kind of safety guarantee means are provided technically, its measure is at substation primary equipment the ground connection stiff end to be set, and at stiff end dress micro_computer five_proof lockset, include the micro_computer five_proof management in, can reduce the generation of misoperation fault effectively.But micro_computer five_proof is to finish by computer key memory control to the management of earth connection, and ground wire is monitored in real time, and the situation that disconnects often takes place to leak poor in timeliness.The accident that charged hanging ground-wire, band ground wire close disconnecting link usually takes place in reason such as unclear owing to personnel's operation against rules, device flag, that equipment control is random.
The utility model content:
In order to solve transformer substation grounding wire managerial confusion, easy accidents caused problem, proposes a kind ofly to detect in real time that ground wire puts in place, displacement, charged situation, but but and Chinese character show and indicate and the intelligent ground lane controller of data teletransmission.
The utility model is achieved in that a kind of lane controller intelligently, it is made up of a single-chip microcomputer and peripheral circuits, on the data wire of single-chip microcomputer, be connected to respectively and be used for reading in real time the position encoded data that the radio frequency read/write circuit reads in, be used for reading in real time the directive command data that the wireless data communication circuit receives, be used to read in the set coded data of the coding circuit of confirming self code name as unloading, the data in buffer memory RAM, be connected to and be used for showing in real time various states and parameter, the liquid crystal display circuit that shows various prompt statements, on the corresponding interface of single-chip microcomputer, be connected to electrical verification electrification testing circuit, on the corresponding interface of single-chip microcomputer, be connected to the logic control element that produces the interlock circuit control signal by logical operation, be used to finish the control signal of the state indication of human-computer dialogue information needed, be used for data storage, the liquid crystal display indicating circuit, the sheet selected control system signal of coding circuit, be connected to loud speaker at the logic control element output through power amplifier, be connected to the LED luminous tube indicating circuit that is used for the state indication, be connected to the voice memory circuit that is used for voice suggestion; Its special character is to be connected to the radio frequency read/write circuit that is used to read in the coding circuit of confirming self code name and reads to declare the end of a thread present position, ground coded message in real time on the interface of single-chip microcomputer, and is connected to the wireless data sending circuit via communication controller.
According to above-mentioned lane controller intelligently; on the interface of single-chip microcomputer, also be connected to reset circuit, power down protection circuit, charge protector, battery voltage detection circuit, be used for making that system automatically resets when powering on, automatic protected storage content is not lost and in time change battery or charging in time to user prompt when undertension during power down.
According to above-mentioned lane controller intelligently, on the interface of single-chip microcomputer, also have a direct current stabilizer to link to each other with single-chip microcomputer, be used for the system that when cell voltage drops to 3V, still can guarantee and work reliably, prolongation controller single service time.
This intelligently lane controller be installed on ground the end of a thread, other have with it cooperate, be installed in that ground wire is deposited or the ground wire seat of field of employment, be equipped with the IC memory of store unique data information on the ground wire seat.Its operating procedure is as follows: CPU reads in the set coding of coding circuit, for this ground the end of a thread is set a code name.Read to declare information in the IC memory on the ground wire seat in real time by the radio frequency read/write circuit, the position at the end of a thread place definitely, record ground linear deflection is constantly.By electrical verification testing circuit check ground wire electrification situation, record ground wire electrification information.The wireless data sending circuit sends all ground linear deflection information, ground wire electrification information to main website, and carries out information exchange with controlling center, receives the controlling center information concerning order, sends relevant data, finishes the purpose that ground wire is monitored in real time.The coupled system management software is controlled, is controlled in conjunction with the operation of computer anti-misoperation and lockout, can avoid band ground wire broaching tool lock, band ground wire in the power transmission and transformation operating process to close disconnecting link fully, the charged misoperation fault such as hanging ground-wire of tearing open takes place, and guarantees the power system security reliability service.
Owing to adopt radio frequency read-write technology and wireless data sending technology, make the dynamic trajectory of ground wire obtain real-time tracking and monitoring.And this intelligently lane controller read and write data as the foundation of ground the end of a thread shift in position with less radio-frequency, need not contact with equipment, do not produce interference, prolonged this useful life of lane controller intelligently.And Design of device takes into full account state-of-the-art technology, makes that device power consumption is low, error is little, momentum is little, function is strong, volume is little, compact conformation.
Description of drawings:
Fig. 1 is the circuit structure diagram of embodiment.
Fig. 2 is the electrical schematic diagram of coding circuit 3 among the embodiment.
Fig. 3 is the electrical schematic diagram of communication control circuit 12 and wireless data sending circuit 13 among the embodiment.
Fig. 4 is the electrical schematic diagram of radio frequency read/write circuit 14 among the embodiment.
Embodiment:
Below in conjunction with accompanying drawing narration embodiment.
As shown in Figure 1, it has the single-chip microcomputer 2 (model is 89C52) and the peripheral circuits that include 8K EPROM program storage, at the data wire (A of single-chip microcomputer
0～A
10, D
0～D
7) on be connected to 2K data storage RAM 5 respectively as unloading, buffer memory, model is 6116.Be connected to and be used for showing various states and parameter in real time that show the lattice lcd display circuit 6 of various prompt statements, model is SO12864-12C.Data wire (D at single-chip microcomputer 2
0～D
5) be connected to and be used to read in the coding circuit 3 of confirming self code name, model is 6 pencil switches 16,74LS244 latch 17 etc., by field adjustable, coded data is set, and confirms self identity code name.Be connected to communication controller 12 on the communication interface (TXD, RXD) of single-chip microcomputer 2, model is MAX202, at communication controller 12 (TXD
1, RXD
1) on be connected to the wireless data sending circuit 13 that is used for the wireless data transceiving teletransmission, model is S RWF-1.Carry out information exchange with controlling center, receive information concerning order, send relevant data, the state of ground the end of a thread is monitored in real time.Interface (P at single-chip microcomputer 2
10, P
11) on be connected to radio frequency read/write circuit 14, model is RF-201, is used for reading in real time declaring the coded message of the end of a thread position, ground, makes the displacement situation of the end of a thread intelligently, tears the extension state open and is monitored in real time.Interface (INT at single-chip microcomputer 2
0) on be connected to electrical verification testing circuit 4, model is NE555 etc.When detecting ground wire electrification, send interrupt requests to single-chip microcomputer 2, carry out break in service, state is set, phonic warning.The corresponding interface (A at single-chip microcomputer 2
11～A
12, P
14～P
17, INT
1And WR, RD) on be connected to the logic control element 8 that produces the interlock circuit control signal by logical operation, model is 74LS00,74LS373,74LS139 etc., is used to produce the control signal (CE of the state indication of human-computer dialogue information needed
1～CE
4), be used to produce an address high position (A of data storage 5, liquid crystal display indicating circuit 6
13～A
19), be used to produce the sheet selected control system signal (CS of data storage 5, liquid crystal display indicating circuit 6
2～CS
4), be used to produce the sheet selected control system signal (CS of coding circuit 3
1), be used to produce the power amplification circuit 9 of audio-playback, the sheet selected control system signal (CE of loud speaker 11
5), be used to produce the sheet selected control system signal (CE of voice memory circuit 10
6).Through power amplifier 9, model is LM386, is connected to loud speaker 11 that model is 8 Ω at logic control element 8 outputs.Be connected to the voice memory circuit 10 that is used for voice suggestion, the phonic warning function when finishing ground wire electrification or state variation such as ground linear deflection etc.Also be connected to a condition indication circuit 7, remind, show indication intelligent controller operating state.
On the interface of single-chip microcomputer 2, also be connected to reset circuit, power down protection circuit, charge protector, battery voltage detection circuit 1; model is MAX691, is used for making that system automatically resets when powering on, automatic protected storage content is not lost and in time change battery or charging in time to user prompt when undertension during power down.Also be connected to a direct current stabilizer 15, model is that MAX667, TPS60110 link to each other with single-chip microcomputer, is used for the system that still can guarantee and works reliably when cell voltage drops to 3V, prolongs controller single service time.
As shown in Figure 2, one 6 pencil DIP switch 16 is arranged, link to each other, and insert single-chip microcomputer 2 data/address bus (D with latch 17 (model is 74LS244)
0～D
5), by the DIP switch coding is set, confirm self identity code name, finish field adjustable.
As shown in Figure 3, be connected to communication controller 12 on the communication interface (TXD, RXD) of single-chip microcomputer 2, model is MAX202, at communication controller 12 (TXD
1, RXD
1) on be connected to the wireless data sending circuit 13 that is used for the wireless data transceiving teletransmission, model is S RWF-1.And dispose relevant resistance, container piece, and finish with controlling center and carry out information exchange, receive information concerning order, send relevant data, reach the purpose of real-time monitoring.
As shown in Figure 4, at the interface (P of single-chip microcomputer 2
10, P
11) on be connected to radio frequency read/write circuit 14, model is RF-201, is connected to induction antenna coil 18 on radio frequency read/write circuit 14, is used for the noncontact mode and reads to declare the position encoded information that is placed on the on-the-spot expression of switch identity in real time, make the displacement situation of the end of a thread intelligently, tear the extension state open and monitored in real time.
Claims (3)
1, a kind of lane controller intelligently, it is made up of a single-chip microcomputer and peripheral circuits, on the data wire of single-chip microcomputer, be connected to respectively and be used for reading in real time the position encoded data that the radio frequency read/write circuit reads in, be used for reading in real time the directive command data that the wireless data communication circuit receives, be used to read in the set coded data of the coding circuit of confirming self code name as unloading, the data in buffer memory RAM, be connected to and be used for showing in real time various states and parameter, the liquid crystal display circuit that shows various prompt statements, on the corresponding interface of single-chip microcomputer, be connected to electrical verification electrification testing circuit, on the corresponding interface of single-chip microcomputer, be connected to the logic control element that produces the interlock circuit control signal by logical operation, be used to finish the control signal of the state indication of human-computer dialogue information needed, be used for data storage, the liquid crystal display indicating circuit, the sheet selected control system signal of coding circuit, be connected to loud speaker at the logic control element output through power amplifier, be connected to the LED luminous tube indicating circuit that is used for the state indication, be connected to the voice memory circuit that is used for voice suggestion; It is characterized in that on the interface of single-chip microcomputer, being connected to the radio frequency read/write circuit that is used to read in the coding circuit of confirming self code name and reads to declare the end of a thread present position, ground coded message in real time, and be connected to the wireless data sending circuit via communication controller.
2, lane controller intelligently according to claim 1; it is characterized in that on the interface of single-chip microcomputer, also being connected to reset circuit, power down protection circuit, charge protector, battery voltage detection circuit, be used for making that system automatically resets when powering on, automatic protected storage content is not lost and in time change battery or charging in time to user prompt when undertension during power down.
3, lane controller intelligently according to claim 1 and 2, it is characterized in that on the interface of single-chip microcomputer, also having a direct current stabilizer to link to each other with single-chip microcomputer, be used for the system that when cell voltage drops to 3V, still can guarantee and work reliably, prolong controller single service time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200026228U CN201149967Y (en) | 2008-02-02 | 2008-02-02 | Intelligent earth controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200026228U CN201149967Y (en) | 2008-02-02 | 2008-02-02 | Intelligent earth controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201149967Y true CN201149967Y (en) | 2008-11-12 |
Family
ID=40117738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200026228U Expired - Fee Related CN201149967Y (en) | 2008-02-02 | 2008-02-02 | Intelligent earth controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201149967Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895113A (en) * | 2010-04-02 | 2010-11-24 | 辽宁省电力有限公司阜新供电公司 | Method for monitoring and managing mobile earth wire |
| CN101692523B (en) * | 2009-08-24 | 2011-11-30 | 泰安慧致电子科技有限公司 | Earthing line controller |
-
2008
- 2008-02-02 CN CNU2008200026228U patent/CN201149967Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101692523B (en) * | 2009-08-24 | 2011-11-30 | 泰安慧致电子科技有限公司 | Earthing line controller |
| CN101895113A (en) * | 2010-04-02 | 2010-11-24 | 辽宁省电力有限公司阜新供电公司 | Method for monitoring and managing mobile earth wire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 |