CN108364375A - A kind of substation's electronic access control system - Google Patents
A kind of substation's electronic access control system Download PDFInfo
- Publication number
- CN108364375A CN108364375A CN201810021375.4A CN201810021375A CN108364375A CN 108364375 A CN108364375 A CN 108364375A CN 201810021375 A CN201810021375 A CN 201810021375A CN 108364375 A CN108364375 A CN 108364375A
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- China
- Prior art keywords
- key
- sent
- information
- backstage
- resistance
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000004044 response Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/20—Individual registration on entry or exit involving the use of a pass
- G07C9/27—Individual registration on entry or exit involving the use of a pass with central registration
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
- G07C2209/08—With time considerations, e.g. temporary activation, valid time window or time limitations
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention discloses a kind of substation's electronic access control system, including：Handheld terminal：Key request is sent to O＆M backstage, and receives the key information that O＆M backstage is sent, and the key information of reception is inputted into door control terminal；O＆M backstage：After receiving the key request that handheld terminal is sent, the key information with timeliness is generated according to production information, and key information is sent to handheld terminal and door control terminal by electric system personal communication system；Door control terminal：The key information that the O＆M backstage of the key information of handheld terminal input and reception is sent is compared, if the two is identical, controls electronic lock opening, if the two differs, alert；Comparison information is also sent to O＆M backstage by the door control terminal.The present invention uses the electronics secret key with timeliness, effectively enhances safety, production information is combined with access control system, and production management is strengthened, convenient for the management to substation.
Description
Technical field
The present invention relates to transformer substation systems, and in particular to a kind of substation's electronic access control system.
Background technology
A large amount of substations are used in electric system, present substation is substantially unattended state, however unattended
Still there is the mechanical method for unlocking of key open-type in substation mostly at present, and safety is low, and key needs special messenger to take care of, and user needs
It is borrowed to operation and maintenance unit and takes and keep a record, management is very complicated.
Invention content
To solve the above problems, the present invention provides a kind of substation entrance guard system of simplified production management.
The technical scheme is that：A kind of substation's electronic access control system, including：
Handheld terminal：Key request is sent to O＆M backstage, and receives the key information that sends of O＆M backstage, and by reception
The key information inputs door control terminal；
O＆M backstage：After receiving the key request that handheld terminal is sent, the key with timeliness is generated according to production information and is believed
Breath, and key information is sent to handheld terminal and door control terminal by electric system personal communication system；
Door control terminal：The key information that the O＆M backstage of the key information of handheld terminal input and reception is sent is compared
It is right, if the two is identical, control electronic lock opening, if the two differs, alert；The door control terminal will also compare
Information is sent to O＆M backstage.
Further, O＆M backstage includes：
Key production module：The key information with timeliness is generated according to information is generated；
Key output module：Key information is sent to handheld terminal and door control terminal by electric system personal communication system；
Comparison information receives memory module：The comparison information sent for receiving and preserving door control terminal.
Further, production information includes substation's number and handheld terminal number.
Further, key is Quick Response Code, bar code or number combination.
Further, door control terminal includes：
First key receiving module：Receive the key information that O＆M backstage is sent；
Second key reception module：Receive the key information of handheld terminal input；
Key comparing module：The key information that the O＆M backstage of the key information of handheld terminal input and reception is sent is carried out
It compares；
Electronic lock controls execution module：Electronic lock open and-shut mode is controlled according to the comparison result of key comparing module；
Alarm module：If the key information of the compared handheld terminal input of key comparing module and the O＆M backstage of reception are sent
Key information it is different, then send out alarm；
Comparison information sending module：Comparison information is sent to O＆M backstage.
Further, electronic lock control execution module includes control execution circuit；
The control execution circuit includes：Optically isolated chip U1, resistance R1, resistance R2, resistance R3, resistance R4, varistor RY,
Diode D1, diode D2, relay K；
1 pin of optically isolated chip U1 connects pull-up power supply by resistance R1, and 2 pins of optically isolated chip U1 connect controller output
3 pins at end, optically isolated chip U1 are grounded through resistance R2, and 4 pins of optically isolated chip U1 connect the cathode of diode D1, diode
The anode of D1 connects the first supply voltage；The coil of relay K is in parallel with diode D1, and the termination of switch one second of relay K supplies
The first end of piezoelectric voltage, another terminating resistor R3；The anode of the second terminating diode D2 of resistance R3, the cathode of diode D2 connect
Ground；Capacitance C1 is in parallel with capacitance R3；The one end varistor RY is connect with resistance R3 first ends, the other end is grounded；The one end resistance R4
It is connect with resistance R3 first ends, other end output connects electronic lock；Capacitance C2 is in parallel with resistance R4.
Substation's electronic access control system provided by the invention effectively enhances safety using the electronics secret key with timeliness,
Production information is combined with access control system, production management is strengthened, convenient for the management to substation.
Description of the drawings
Fig. 1 is specific embodiment of the invention principle schematic.
Fig. 2 is specific embodiment of the invention control execution circuit schematic diagram.
Specific implementation mode
The present invention will be described in detail below in conjunction with the accompanying drawings and by specific embodiment, and following embodiment is to the present invention
Explanation, and the invention is not limited in following implementation.
As shown in Figure 1, substation's electronic access control system provided in this embodiment, including：Handheld terminal 1,2 and of O＆M backstage
Door control terminal 2.
Handheld terminal 1：Key request is sent to O＆M backstage 2, and receives the key information that O＆M backstage 2 is sent, and
The key information of reception is inputted into door control terminal 2.It should be noted that handheld terminal 1 can be mobile phone.
O＆M backstage 2：After receiving the key request that handheld terminal 1 is sent, generated with timeliness according to production information
Key information, and key information is sent to handheld terminal 1 and door control terminal 2 by electric system personal communication system.
It should be noted that production information includes substation's number and handheld terminal number.More production information generates phase
The key answered, further enhances key safety and administrative convenience.
In the present embodiment, key can be Quick Response Code, bar code or number combination.
Specifically, O＆M backstage 2 includes key production module and key output module.Key production module：According to generation
Information generates the key information with timeliness；Key output module：Key information is sent out by electric system personal communication system
It send to handheld terminal 1 and door control terminal 2.In addition, O＆M backstage 2, which further includes comparison information, receives memory module：For receive and
Preserve the comparison information that door control terminal 2 is sent.Comparison information includes that comparison time, substation's number and handheld terminal 1 are numbered,
Convenient for production information management.
Door control terminal 2：The key information that the O＆M backstage 2 of key information and reception that handheld terminal 1 inputs is sent
It is compared, if the two is identical, controls electronic lock opening, if the two differs, alert；The door control terminal 2
Comparison information is also sent to O＆M backstage 2.
Specifically, door control terminal 2 includes：
First key receiving module：Receive the key information that O＆M backstage 2 is sent；
Second key reception module：Receive the key information that handheld terminal 1 inputs；
Key comparing module：The key informations that the O＆M backstage 2 of key information and reception that handheld terminal 1 inputs is sent into
Row compares；
Electronic lock controls execution module：Electronic lock open and-shut mode is controlled according to the comparison result of key comparing module；
Alarm module：If the O＆M backstage 2 of key information and reception that the compared handheld terminal 1 of key comparing module inputs is sent
The key information come is different, then sends out alarm；
Comparison information sending module：Comparison information is sent to O＆M backstage 2.
It includes control execution circuit that electronic lock, which controls execution module,.As shown in Fig. 2, control execution circuit includes：It is optically isolated
Chip U1, resistance R1, resistance R2, resistance R3, resistance R4, varistor RY, diode D1, diode D2, relay K.
1 pin of optically isolated chip U1 connects pull-up power supply by resistance R1, and it is defeated that 2 pins of optically isolated chip U1 connect controller
3 pins of outlet, optically isolated chip U1 are grounded through resistance R2, and 4 pins of optically isolated chip U1 connect the cathode of diode D1, two poles
The anode of pipe D1 connects the first supply voltage；The coil of relay K is in parallel with diode D1, the termination of switch one second of relay K
The first end of supply voltage, another terminating resistor R3；The anode of the second terminating diode D2 of resistance R3, the cathode of diode D2
Ground connection；Capacitance C1 is in parallel with capacitance R3；The one end varistor RY is connect with resistance R3 first ends, the other end is grounded；Resistance R4 mono-
End is connect with resistance R3 first ends, other end output connects electronic lock；Capacitance C2 is in parallel with resistance R4.
In foregoing circuit, instantaneous pressure is absorbed using capacitance C1, reverse overload voltage is unloaded using varistor RY, both may be used
Meet and shorten the electronic lock response time, and avoid damage relay etc., improve electric appliance service life.
Disclosed above is only the preferred embodiment of the present invention, but the present invention is not limited to this, any this field
What technical staff can think does not have a creative variation, and without departing from the principles of the present invention made by several improvement and
Retouching, should all be within the scope of the present invention.
Claims (6)
1. a kind of substation's electronic access control system, which is characterized in that including：
Handheld terminal：Key request is sent to O＆M backstage, and receives the key information that sends of O＆M backstage, and by reception
The key information inputs door control terminal；
O＆M backstage：After receiving the key request that handheld terminal is sent, the key with timeliness is generated according to production information and is believed
Breath, and key information is sent to handheld terminal and door control terminal by electric system personal communication system；
Door control terminal：The key information that the O＆M backstage of the key information of handheld terminal input and reception is sent is compared
It is right, if the two is identical, control electronic lock opening, if the two differs, alert；The door control terminal will also compare
Information is sent to O＆M backstage.
2. substation's electronic access control system according to claim 1, which is characterized in that O＆M backstage includes：
Key production module：The key information with timeliness is generated according to information is generated；
Key output module：Key information is sent to handheld terminal and door control terminal by electric system personal communication system；
Comparison information receives memory module：The comparison information sent for receiving and preserving door control terminal.
3. substation's electronic access control system according to claim 2, which is characterized in that production information includes substation's number
It is numbered with handheld terminal.
4. substation's electronic access control system according to claim 1,2 or 3, which is characterized in that key is Quick Response Code, bar shaped
Code or number combination.
5. substation's electronic access control system according to claim 4, which is characterized in that door control terminal includes：
First key receiving module：Receive the key information that O＆M backstage is sent；
Second key reception module：Receive the key information of handheld terminal input；
Key comparing module：The key information that the O＆M backstage of the key information of handheld terminal input and reception is sent is carried out
It compares；
Electronic lock controls execution module：Electronic lock open and-shut mode is controlled according to the comparison result of key comparing module；
Alarm module：If the key information of the compared handheld terminal input of key comparing module and the O＆M backstage of reception are sent
Key information it is different, then send out alarm；
Comparison information sending module：Comparison information is sent to O＆M backstage.
6. substation's electronic access control system according to claim 5, which is characterized in that electronic lock controls execution module and includes
Control execution circuit；
The control execution circuit includes：Optically isolated chip U1, resistance R1, resistance R2, resistance R3, resistance R4, varistor RY,
Diode D1, diode D2, relay K；
1 pin of optically isolated chip U1 connects pull-up power supply by resistance R1, and 2 pins of optically isolated chip U1 connect controller output
3 pins at end, optically isolated chip U1 are grounded through resistance R2, and 4 pins of optically isolated chip U1 connect the cathode of diode D1, diode
The anode of D1 connects the first supply voltage；The coil of relay K is in parallel with diode D1, and the termination of switch one second of relay K supplies
The first end of piezoelectric voltage, another terminating resistor R3；The anode of the second terminating diode D2 of resistance R3, the cathode of diode D2 connect
Ground；Capacitance C1 is in parallel with capacitance R3；The one end varistor RY is connect with resistance R3 first ends, the other end is grounded；The one end resistance R4
It is connect with resistance R3 first ends, other end output connects electronic lock；Capacitance C2 is in parallel with resistance R4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021375.4A CN108364375A (en) | 2018-01-09 | 2018-01-09 | A kind of substation's electronic access control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021375.4A CN108364375A (en) | 2018-01-09 | 2018-01-09 | A kind of substation's electronic access control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108364375A true CN108364375A (en) | 2018-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810021375.4A Pending CN108364375A (en) | 2018-01-09 | 2018-01-09 | A kind of substation's electronic access control system |
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| CN (1) | CN108364375A (en) |
Citations (6)
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| CN201255197Y (en) * | 2008-08-19 | 2009-06-10 | 中国北车股份有限公司大连电力牵引研发中心 | Discharging circuit of electromagnetic brake |
| CN102262793A (en) * | 2010-05-26 | 2011-11-30 | 中兴通讯股份有限公司 | Entrance guard control method and entrance guard control system |
| CN102290279A (en) * | 2011-06-30 | 2011-12-21 | 中国人民解放军海军工程大学 | High speed vacuum direct current (DC) current limiting circuit breaker |
| CN104021607A (en) * | 2014-05-30 | 2014-09-03 | 深圳市智莱科技有限公司 | Storage box door opening method |
| CN205405639U (en) * | 2016-02-01 | 2016-07-27 | 泉州佳乐电器有限公司 | Access control system based on cloud ware |
| CN107222464A (en) * | 2017-05-11 | 2017-09-29 | 深圳赛飞百步印社科技有限公司 | Method for unlocking and device |
-
2018
- 2018-01-09 CN CN201810021375.4A patent/CN108364375A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201255197Y (en) * | 2008-08-19 | 2009-06-10 | 中国北车股份有限公司大连电力牵引研发中心 | Discharging circuit of electromagnetic brake |
| CN102262793A (en) * | 2010-05-26 | 2011-11-30 | 中兴通讯股份有限公司 | Entrance guard control method and entrance guard control system |
| CN102290279A (en) * | 2011-06-30 | 2011-12-21 | 中国人民解放军海军工程大学 | High speed vacuum direct current (DC) current limiting circuit breaker |
| CN104021607A (en) * | 2014-05-30 | 2014-09-03 | 深圳市智莱科技有限公司 | Storage box door opening method |
| CN205405639U (en) * | 2016-02-01 | 2016-07-27 | 泉州佳乐电器有限公司 | Access control system based on cloud ware |
| CN107222464A (en) * | 2017-05-11 | 2017-09-29 | 深圳赛飞百步印社科技有限公司 | Method for unlocking and device |
Non-Patent Citations (1)
| Title |
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| 李建忠等: "《单片机原理及应用》", 31 December 2013, 西安电子科技大学出版社 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180803 |