CN201749503U - Intelligent door access control system for transformer substations - Google Patents
Intelligent door access control system for transformer substations Download PDFInfo
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- CN201749503U CN201749503U CN2009202765572U CN200920276557U CN201749503U CN 201749503 U CN201749503 U CN 201749503U CN 2009202765572 U CN2009202765572 U CN 2009202765572U CN 200920276557 U CN200920276557 U CN 200920276557U CN 201749503 U CN201749503 U CN 201749503U
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- 230000005764 inhibitory process Effects 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 230000010365 information processing Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent door access control system for transformer substations. The intelligent door access control system comprises each door access control unit and each comprehensive information platform which are connected through an Ethernet and arranged in each transformer substation, wherein each door access control unit reports and identifies the door opening-closing information of each door access control state, the identity information of personnel coming in and going out, and the like through the Ethernet; and related managers conduct browsing and monitoring in grades and issue monitoring instructions through the comprehensive information platform. In the utility model, the door access control system of each transformer substation is no longer isolated, and the network systems of the existing transformer substations are utilized fully, thus enabling the door access control system to be under the state of real-time monitoring and enhancing the safety and the reliability of the door access control system; keys adopt an RFID (radio frequency identification) technology and the ID card number has uniqueness without the probability of duplication; for each door access control unit, the door can be opened with only few ID cards; besides, the key information is reported to the comprehensive information platform in time when the door is opened and closed, thus ensuring the safety of the door access control; and the intelligent door access control system has strong work environmental suitability.
Description
Technical field:
The utility model relates to a kind of data recognition system, and particularly power department is implemented the supervisory system of gate inhibition's state of each transformer station of monitoring by the Ethernet of transformer station.
Background technology:
Transformer station is the hinge in the electrical network, also is the core of current electrical network modernization restructuring.Increasing transformer station becomes unattended station, unattended operation transformer station is because distributed areas are wide, quantity is many, its device security ensures, operation maintenance, all need great amount of manpower, time, fund, taking place often owing to the stranger invades to cause device damage and lose phenomenon appears in the unmanned substation.Yet the more traditional mechanical lock of the most of employing of existing transformer station gate control system, the more common on the market electronic lock of more senior employing, radio-frequency (RF) IC card lock etc., but and management section maintenance owner complexity more for transformer station's quantity then exists responsibility of maintenance difficultly to distinguish, easy access is not enough and lose the situation that key changes lock.The problem that these simple gate inhibitions are latched in is existing and easily see: all there is the possibility that is replicated, usurps, loses in the first no matter be traditional key or radio-frequency (RF) IC card, during key or IC-card are received, and time of potential safety hazard maximum just; It two is that the key of present transformer station is all managed concentratedly, this is the important means of substation safety management, but the casual inspection of transformer station and safety failure are at random, in this case, even there is the maintainer of transformer station in the area around, also have no idea directly to on-the-spot, and the company of must returning gets key and just can go to the scene, not only waste human cost, the more important thing is the response speed that has lowered transformer station's examination and maintenance, directly influenced service quality; It three is that common gate inhibition lock can't carry out unified management, can not carry out long-range monitoring and maintenance, can't carry out alternately with transformer station's existing information communication system, and after single system puts into operation, basically respectively do for oneself and be, can not set up certain association each other, can't integratedly use, when causing the investment waste, also reduce efficiency of managing and success ratio.
The utility model content:
Technical problem to be solved in the utility model provides a kind of intelligent substation gate control system at above deficiency exactly, the comprehensive RFID technology that adopts, technology such as ethernet communication technology, when the substation management personnel carry out the gate inhibition of transformer station when operating by the rfid card key, this unique RFID card information and gate inhibition's state in time send integrated information platform to by the Ethernet of transformer station, integrated information platform in time is sent to the related management personnel to this information simultaneously, and the related management personnel also can inquire about real-time gate inhibition's state of each transformer station by the mode of short message, the switch of access control, thereby realized the unified management of each transformer station's gate control system, convenient maintenance in time and maintenance.
Technical solution adopted in the utility model is:
A kind of intelligent substation gate control system includes each gate inhibition unit and integrated information platform of being arranged on each transformer station of connecting by Ethernet.
The gate inhibition unit mainly is made of MCU governor circuit and connected RTC circuit, dead bolt driving circuit, dead bolt testing circuit, door state-detection indicating circuit, card reading module and RS485 communicating circuit, the RS485 communicating circuit changes the ethernet communication module with the RS485 communication and is connected, and the RS485 communication is changeed the ethernet communication module and is connected with integrated information platform by Ethernet.
The MCU governor circuit also is connected with the indication warning circuit.
The MCU governor circuit reaches the storage chip U4, the watchdog chip U6 that are connected with main control chip U1 by main control chip U1 and constitutes.
The RTC circuit includes crystal real-time timepiece chip U3.
Card reading module includes reads Radio Frequency ID the core of the card sheet U2, key adopts the RFID technology, this ID card number has uniqueness, the possibility of not duplicating, each gate inhibition unit has only several ID cards of setting just can open the door, and open at closing time that key information in time is reported to integrated information platform, guarantee gate inhibition's safety.
Reading Radio Frequency ID the core of the card sheet U2 is U2270B, it is the contactless work base station that an ID sticks into capable read-write operation, in its radio frequency operation 100～150kHz scope, in frequency is that the message transmission rate of standard under the 125kHz situation reaches 5000 bauds, and it also adopts Manchester and bi-phase modulated mode.
Dead bolt testing circuit, door state-detection indicating circuit include chip U8, U9 and the U10 with performance characteristic respectively.
The beneficial effect that the utility model can reach is:
1, it is no longer isolated that the utility model makes the gate control system of each transformer station, but make full use of existing transformer station network system, and each gate control system is under the real-time monitor state, strengthens the security and the reliability of gate control system.
2, the utility model key adopts the RFID technology, this ID card number has uniqueness, the possibility of not duplicating, each gate inhibition unit has only several ID cards of setting just can open the door, and opening at closing time, key information in time is reported to integrated information platform, guarantee gate inhibition's safety, working environment adaptability is strong.
Description of drawings:
Fig. 1 logical organization block diagram of the present utility model.
Fig. 2 is each gate inhibition of transformer station element circuit theory diagram.
Fig. 3 is the circuit theory diagrams of each transformer station gate inhibition unit.
Embodiment:
Now in conjunction with the accompanying drawings this utility model is further described:
As Fig. 1, Fig. 2, shown in Figure 3, this intelligent substation gate control system, comprise the integrated information platform 20 that each gate inhibition unit 10 of being arranged on each transformer station and each gate inhibition unit 10 are connected by Ethernet, each gate inhibition unit 10 is with gate inhibition's state of switch door information of each transformer station, discrepancy personnel's identity informations etc. report by Ethernet and discern to integrated information platform 20, related management personnel browse monitoring and assign monitored instruction by integrated information platform 20 classifications, each gate inhibition unit 10 is mainly by MCU governor circuit 1 and connected RTC circuit 2, dead bolt driving circuit 3, dead bolt testing circuit 4, door state-detection indicating circuit 6, card reading module 5 and RS485 communicating circuit 8 constitute, and RS485 communicating circuit 8 changes ethernet communication module 7 by the RS485 communication and Ethernet is connected with integrated information platform 20.Card reading module 5 reads the personnel's of swiping the card key information, and dead bolt testing circuit 3, door state-detection indicating circuit 6 is checked the positional information of dead bolt and door, handle by MCU governor circuit 1 then, and report to integrated information platform 20 by RS485 communicating circuit 8 and RS485 communication commentaries on classics ethernet communication module 7 after the various information after will handling, finally the instruction of assigning according to integrated information platform 20 determines whether to drive dead bolt driving circuit 3 and opens or closes door, RTC circuit 2 provides real-time time and the application of regular working task for the MCU governor circuit, MCU governor circuit 1 also is connected with indication warning circuit 9, the warning when realizing gate inhibition's abnormal state.
Wherein: MCU governor circuit 1 reaches the storage chip U4, the watchdog chip U6 that are connected with main control chip U1 by main control chip U1 and constitutes, main control chip U1 is ATmage64L, finish the reception of reading and storing, ordering of a series of information computing and judgement, data and transmission etc., it passes through P
25, P
26The P of pin and storage chip U4
6, P
5Pin adopts Simulation with I
2The C communications protocol is carried out data interaction; Storage chip U4 is AT24C64, stores each gate inhibition's of transformer station various parameter informations, switch door information and operation note; Main control chip U1 is by its P
3The P of pin and watchdog chip U6
4Pin connects, and watchdog chip U6 is STM6822SW, is responsible for electrification reset and anti-operation monitoring work of crashing, and main control chip U1 must send regularly for watchdog chip U6 in operational process and feed dog information.RTC circuit 2 includes crystal real-time timepiece chip U3, and chip U3 is RX8025, by its P
10, P
13The P of pin and main control chip U1
11, P
20Pin adopts I
2The C communications protocol is carried out communication, for MCU governor circuit 1 provides real-time time and the application of regular working task, it has multiple timing interruption and cycle interruption function, and only adopting periodically in this programme, a second a kind of interrupt mode of interruption proposes the application of regular working tasks interrupt.Card reading module 5 includes reads Radio Frequency ID the core of the card sheet U2, and chip U2 is U2270B, its P
2, P
6, P
13The P of pin and main control chip U1
16, P
15, P
40Pin connects, chip U2 is the contactless work base station that an ID sticks into capable read-write operation, in its radio frequency operation 100～150kHz scope, in frequency is that the message transmission rate of standard under the 125kHz situation reaches 5000 bauds, it also adopts Manchester and bi-phase modulated mode, what adopt in this programme is the 12VDC power supply, has selected the special application circuit of U2270B for use, the P of chip U2
6Enabling of foot control system carrier wave, P
13Pin is the control of standby mode, P
2Pin is the output of decoded signal, at the P of operational process chips U2
6Pin and P
3Pin is in enabled state all the time, when reading the information of ID card, antenna can in time be sent to main control chip U1 like this, carry out information processing, key adopts the RFID technology, this ID card number has uniqueness, the possibility of not duplicating, and each gate inhibition unit 10 has only several ID cards of setting just can open the door, and open at closing time that key information in time is reported to integrated information platform 20, guarantee gate inhibition's safety.Dead bolt testing circuit 4, door state-detection indicating circuit 6 include chip U8, chip U9 and the chip U10 with performance characteristic respectively, chip U8, chip U9 and chip U10 all adopt Hall element A3144, chip U8, chip U9 check respectively and detect dead bolt whether in the unlocking condition position with shut the state position that whether chip U10 detecting gate is in the state position of closing the door; Dead bolt driving circuit 3 is made up of two group transistors and peripheral circuit, wherein triode Q2, triode Q5 and triode Q8 are one group and are responsible for drive motor counter-rotating and drive the dead bolt withdrawal, triode Q3, triode Q6 and triode Q7 are one group to be responsible for drive motor and just to change and drive dead bolt and stretch out, and diode D5, D6, D7, D8 are the motor-driven holding circuits; RS485 communicating circuit 8 is to be made of chip MAX485 and peripheral circuit, is responsible for becoming the RS485 communication signal to carry out the certain distance transmission Transistor-Transistor Logic level conversion of signals that main control chip U1 sends; The RS485 communication is changeed ethernet communication module 9 and is adopted special-purpose serial server, the RS485 communication signal is transferred on the Ethernet, they are hinges that native system and integrated information platform and supvr carry out message exchange, can realize uploading of warning message by this connection, be opened, lock and be closed with the ID card information when inconsistent the P of main control chip U1 as lock
14The hummer SK1 that pin drives warning indicating circuit 9 reports to the police.
When carrying out opening door operation, main control chip U1 elder generation detecting gate state-detection indicating circuit 6, whether decision gate is in the state of closing the door, in next step operation of state income of closing the door, otherwise withdraw from, detect dead bolt testing circuit 4 decision gates and then and whether be in the state of shutting, shutting next step operation of state income, otherwise withdraw from, then by the P of main control chip U1
33Pin and P
32Human hair combing waste goes out control command, P
33The counter-rotating of pin output high level control motor, P
32The pin output low level forbids that motor just changes, make the 12VDC electric current form Dolby circuit to resistance R 33, resistance R 34 and capacitor C 13 again through triode Q5 flow direction motor and by triode Q8, receive at last digitally, constitute the loop and make the motor antiport, simultaneity factor judges that through chip U8 state whether dead bolt is in the unlocking condition position, if arrived lockset position of coupler, the P of main control chip U1
33Pin stops the motor counter-rotating with output low level, after the success of unblanking, and the P of main control chip U1
30Pin output high level, P
31Open the door indicating circuit light emitting diode D13 and light emitting diode D20 of pin output low level control gives a green light, and expression is unblanked successfully; When closing door operation, main control chip U1 elder generation detecting gate state-detection indicating circuit 6, whether decision gate is in the state of closing the door, in next step operation of state income of closing the door, otherwise withdraw from, detect dead bolt testing circuit 4 and then, whether decision gate is in unlocking condition, in next step operation of unlocking condition income, otherwise withdraw from, then by the P of main control chip U1
33Pin and P
32Human hair combing waste goes out control command, P
33The counter-rotating of pin output high level control motor, P
32The pin output low level forbids that motor just changes, make the 12VDC electric current form Dolby circuit to resistance R 33, resistance R 34 and capacitor C 13 again through triode Q5 flow direction motor and by triode Q8, receive at last digitally, constitute the loop and make the motor antiport, simultaneity factor judges by chip U9 state whether dead bolt is shutting the state position, if to shutting the position, the P of main control chip U1
32The pin output low level forbids that motor just changes, shut successfully after, the P of main control chip U1
30Pin output high level, P
31Open the door indicating circuit light emitting diode D13 and light emitting diode D20 of pin output low level control gives a green light, and expression shuts success.
Claims (8)
1. intelligent substation gate control system is characterized in that: it includes each gate inhibition unit and the integrated information platform that are arranged on each transformer station that connects by Ethernet.
2. intelligent substation gate control system as claimed in claim 1, it is characterized in that: the gate inhibition unit mainly is made of MCU governor circuit and connected RTC circuit, dead bolt driving circuit, dead bolt testing circuit, door state-detection indicating circuit, card reading module and RS485 communicating circuit, the RS485 communicating circuit changes the ethernet communication module with the RS485 communication and is connected, and the RS485 communication is changeed the ethernet communication module and is connected with integrated information platform by Ethernet.
3. intelligent substation gate control system as claimed in claim 2 is characterized in that: the MCU governor circuit also is connected with the indication warning circuit.
4. as claim 2 or 3 described intelligent substation gate control systems, it is characterized in that: the MCU governor circuit reaches the storage chip (U4), the watchdog chip (U6) that are connected with main control chip (U1) by main control chip (U1) and constitutes.
5. as claim 2 or 3 described intelligent substation gate control systems, it is characterized in that: the RTC circuit includes crystal real-time timepiece chip (U3).
6. as claim 2 or 3 described intelligent substation gate control systems, it is characterized in that: card reading module includes reads Radio Frequency ID the core of the card sheet (U2).
7. intelligent substation gate control system as claimed in claim 6 is characterized in that: the described Radio Frequency ID the core of the card sheet (U2) of reading is U2270B.
8. as claim 2 or 3 described intelligent substation gate control systems, it is characterized in that: dead bolt testing circuit, door state-detection indicating circuit include chip U8, chip U9 and the chip U10 with performance characteristic respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202765572U CN201749503U (en) | 2009-12-07 | 2009-12-07 | Intelligent door access control system for transformer substations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202765572U CN201749503U (en) | 2009-12-07 | 2009-12-07 | Intelligent door access control system for transformer substations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201749503U true CN201749503U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202765572U Expired - Fee Related CN201749503U (en) | 2009-12-07 | 2009-12-07 | Intelligent door access control system for transformer substations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201749503U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102110322A (en) * | 2011-03-30 | 2011-06-29 | 辽宁省电力有限公司营口供电公司 | Unattended substation access control system |
| CN102841596A (en) * | 2012-09-26 | 2012-12-26 | 华北电力大学（保定） | Intelligent monitoring method for power cabinet door state |
| CN105321237A (en) * | 2014-08-05 | 2016-02-10 | 艾默生网络能源有限公司 | Management method and system for door control of cabinet |
-
2009
- 2009-12-07 CN CN2009202765572U patent/CN201749503U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102110322A (en) * | 2011-03-30 | 2011-06-29 | 辽宁省电力有限公司营口供电公司 | Unattended substation access control system |
| CN102841596A (en) * | 2012-09-26 | 2012-12-26 | 华北电力大学（保定） | Intelligent monitoring method for power cabinet door state |
| CN105321237A (en) * | 2014-08-05 | 2016-02-10 | 艾默生网络能源有限公司 | Management method and system for door control of cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU HUALI INFORMATION TECHNOLOGY CO., LTD. H Free format text: FORMER OWNER: ZHENGZHOU HUALI INFORMATION TECHNOLOGY CO., LTD. Effective date: 20131030 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY BRANCH Effective date: 20131030 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450006 ZHENGZHOU, HENAN PROVINCE TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131030 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Zhengzhou Huali Information Technology Co., Ltd. Patentee after: Henan Electric Power Company Zhengzhou Power Supply Branch Address before: 450006 Huaihe Road, Henan, China, No. 9, No. Patentee before: Henan Electric Power Company Zhengzhou Power Supply Branch Patentee before: Zhengzhou Huali Information Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20161207 |