CN102081816B - Video door control system - Google Patents
Video door control system Download PDFInfo
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- CN102081816B CN102081816B CN 201110002342 CN201110002342A CN102081816B CN 102081816 B CN102081816 B CN 102081816B CN 201110002342 CN201110002342 CN 201110002342 CN 201110002342 A CN201110002342 A CN 201110002342A CN 102081816 B CN102081816 B CN 102081816B
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Abstract
The invention discloses a video door control system, which comprises a door control device arranged at a front end, a video camera, a front-end controller, a door controller and a digital video recorder which are arranged in a control center, a sub-control circuit centralized protection device arranged at the front end and respectively connected with the door control device, the video camera and the front-end controller, and a main control circuit centralized protection device arranged in the control center and respectively connected with the door controller and the digital video recorder, wherein the sub-control circuit centralized protection device is communicated with the main control circuit centralized protection device through a network. The video door control system realizes communication signal and video signal circuit centralization and lightening protection, and network communication protection, and has the advantages of stable signals, high protection capacity, low wire consumption and simple installation and maintenance.
Description
Technical field
The present invention relates to supervisory system, relate in particular to gate inhibition and video interlink, be used for the video access control system of the place monitoring such as rental house, intelligent building, machine room, parking lot, escape way.
Background technology
Along with the public is more and more higher for the requirement of public building turnover safety, people are except gate control system is installed in the places such as rental house, intelligent building, machine room, video monitoring system also has been installed, the turnover personnel are swiped the card and the real-time recording monitoring, thereby the realization personnel pass in and out the detail record of information and video information, reduce the Security Personnel, carry out intelligent management.Video entrance guard device great majority in the market are comprised of access controller, video camera, front controller and remote control center, for example, the disclosed video interlink alarm system for entrance guard of Chinese patent application publication number CN1365086A, there is following defective in this class video entrance guard device:
1, opertaing device is to access controller, and video camera all needs to lay very long signal wire and video line to DVR, and circuit is many, and wire rod consumption is large, and the maintenance workload in later stage is also larger;
2, during video access control system was built, except equipment self lightning protection, without other safeguard procedures, and the system wiring distance was all long, causes easily thunderbolt, cause damage of equipment;
3, gate control system and video monitoring system equipment are more at present, and device port is many and wiring is complicated.
Summary of the invention
The objective of the invention is to solve above-mentioned problems of the prior art, proposed the high video access control system of a kind of level of integrated system.
The video access control system that the present invention proposes comprises: the entrance guard device, video camera, front controller, the access controller that is arranged on control center and the DVR that are arranged on front end; also comprise and be arranged on front end; protective device in minute control sets of lines that is connected with entrance guard device, video camera and front controller respectively; and be arranged on control center; the master control circuit concentrated protection device that is connected with DVR with access controller respectively, in the described minute control sets of lines between protective device and the master control circuit concentrated protection device by network service.Whole system is realized the integrated and communications protection of circuit of communication signal, vision signal.
In one embodiment of the invention, described minute control line protective devices and master control circuit protective device are provided with lightning-protection module, and the signal of minute control line protective devices output and the signal that the master control circuit protective device receives all pass through lightning protection.
Compared with prior art; the video access control system that the present invention proposes is realized integrated, the lightning protection of circuit of communication signal, vision signal; and the protection of network communication; and signal stabilization; protective capacities is strong, and wire rod consumption is few, and the device port definition is clear; the concentrated access of integrated items of equipment is installed simple.
After equipment among the present invention was concentrated access master, minute control circuit centralised arrangement, lightning protection device main, distributed control device carried out lightning protection to each signal port, thereby realizes the concentrated protection to items of equipment.
Description of drawings
Below, the present invention is described in detail for contrast accompanying drawing and preferred embodiment, wherein:
Fig. 1 is that hardware of the present invention connects block diagram;
Fig. 2 is principle of work block diagram of the present invention;
Fig. 3 is the principle of work block diagram that divides protective device in the control sets of lines among the present invention;
Fig. 4 is the principle of work block diagram of master control circuit concentrated protection device among the present invention.
Embodiment
The video access control system that the present invention proposes connects video access control system equipment by protective device in two video gate inhibition sets of lines.As shown in Figure 1; hardware of the present invention comprises: be arranged on protective device in entrance guard device, video camera, front controller, minute control sets of lines of front end and be arranged on master control circuit concentrated protection device, access controller and the DVR of control center, in minute control sets of lines between protective device and the master control circuit concentrated protection device by network service.In this embodiment; protective device and master control circuit concentrated protection device are equipped with lightning-protection module in minute control sets of lines; this lightning-protection module is to present the high resistant open-circuit condition during with a kind of low pressure; present the low-resistance short-circuit condition during high pressure, can bear overvoltage protection electron device that the large electric currents of hundreds of ampere pass through and be combined to be associated on supply line, the signal transmission line and use.。
Fig. 2 is principle of work block diagram of the present invention.The DI/DO signal of entrance guard device and the Wiegand signal of card reader transfer to front controller by the Interface Terminal of protective device in minute control sets of lines; the RS485 communication signal of the vision signal of protective device output and front controller is by after minute controlling the lightning-protection module of circuit centralised arrangement in minute control sets of lines; transfer to master control circuit concentrated protection device by an interface; above-mentioned two kinds of signals are through behind the lightning-protection module, respectively from independently video signal port and RS485 signal port access to DVR and access controller.
Fig. 3 is the principle of work block diagram that the video gate inhibition divides protective device in the control sets of lines among the present invention.The peripheral unit of entrance guard device comprises door lock, door magnetic, warning lamp, power supply etc., and the Interface Terminal by definition such as video camera is connected to and minute controls a circuit centralised arrangement.Card reader is connected to protective device in minute control sets of lines by the card reader port, and the interface in minute control sets of lines on the protective device is connected to front controller again, realizes the communication of signal.Then the RS485 signal of communication of front controller passes through the protection of lightning-protection module with vision signal, be connected to master control circuit concentrated protection device by an interface.
Fig. 4 is the principle of work block diagram of video gate inhibition master control circuit concentrated protection device among the present invention.Minute the control sets of lines in protective device be connected to master control circuit concentrated protection device by port; after vision signal and RS485 signal enter respectively the lightning-protection module protection; be divided into again video signal port and RS485 port, be connected to respectively DVR and access controller.
Protective device connects video camera and the entrance guard device of front controller and front end in minute control sets of lines in the video access control system of the present invention; vision signal and gate inhibition's signal are after lightning-protection module carries out lightning protection; by a port output, only need to pass through the connection of at least 4 cores to master control circuit concentrated protection device.Master control circuit concentrated protection device separates the circuit of vision signal with gate inhibition's communication signal; after the lightning-protection module protection; the communication signal link tester is crossed a port and is connected to access controller; the vision signal circuit is connected to DVR by four ports, realizes the storage of each road video record.Access controller and DVR access to switch again, the network communication between the realization.
Master control circuit concentrated protection device among the present invention can be connected with protective device in a plurality of minutes control sets of lines, has connected eight minutes in above-described embodiment and has controlled protective device in the sets of lines.Master control circuit concentrated protection device also is provided with two network ports, and a network port connects the switch of access controller and DVR access.Network signal accesses to other network switchs by another network port again through the lightning-protection module of master control circuit concentrated protection device, and realization is communicated by letter with other networks, and network signal also passes through lightning protection.
Claims (6)
1. video access control system, comprise: the entrance guard device, video camera, front controller, the access controller that is arranged on control center and the DVR that are arranged on front end, it is characterized in that: also comprise being arranged on front end, protective device in minute control sets of lines that is connected with entrance guard device, video camera and front controller respectively, and be arranged on control center, the master control circuit concentrated protection device that is connected with DVR with access controller respectively, in the described minute control sets of lines between protective device and the master control circuit concentrated protection device by network service; Described minute control line protective devices and master control circuit protective device are provided with lightning-protection module; the DI/DO signal of described entrance guard device and the Wiegand signal of card reader transfer to front controller by the Interface Terminal of protective device in minute control sets of lines; the RS485 communication signal of the vision signal of protective device output and front controller is by minute controlling in the sets of lines behind the protective device in minute control sets of lines; transfer to master control circuit concentrated protection device by an interface; behind above-mentioned two kinds of signals process master control circuit concentrated protection device, respectively from independently video signal port and RS485 signal port access to DVR and access controller.
2. video access control system according to claim 1; it is characterized in that: described minute control line protective devices and master control circuit protective device are provided with lightning-protection module, and the signal that the signal that minute output of control line protective devices receives and the output of master control circuit protective device receive all passes through lightning protection.
3. video access control system according to claim 2, it is characterized in that: described signal comprises vision signal and gate inhibition's communication signal, vision signal and gate inhibition's communication signal export the master control circuit protective device to by a port after the lightning-protection module protection.
4. video access control system according to claim 3 is characterized in that: the connection of described port by at least 4 cores is to master control circuit concentrated protection device.
5. video access control system according to claim 1 is characterized in that: described master control circuit concentrated protection device has connected protective device in eight minutes control sets of lines.
6. video access control system according to claim 5, it is characterized in that: described master control circuit concentrated protection device also is provided with two network ports, by these two network ports realize network signals lightning protection and with the communicating by letter of other switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110002342 CN102081816B (en) | 2011-01-07 | 2011-01-07 | Video door control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110002342 CN102081816B (en) | 2011-01-07 | 2011-01-07 | Video door control system |
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| Publication Number | Publication Date |
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| CN102081816A CN102081816A (en) | 2011-06-01 |
| CN102081816B true CN102081816B (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110002342 Active CN102081816B (en) | 2011-01-07 | 2011-01-07 | Video door control system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2538020Y (en) * | 2002-02-07 | 2003-02-26 | 施国君 | Network gate inhibition control system |
| CN2932877Y (en) * | 2006-04-18 | 2007-08-08 | 林文 | Dedicated video intercommunication monitoring system with centralized control |
| US7294026B1 (en) * | 2006-07-20 | 2007-11-13 | Panduit Corp. | RS-485 connector plug and housing |
| CN101246609A (en) * | 2007-12-29 | 2008-08-20 | 北京儒田科技有限公司 | Free-card access control system |
| CN201122961Y (en) * | 2007-07-19 | 2008-09-24 | 中兴通讯股份有限公司 | Broadband access outdoor equipment and system thereof |
| CN101551896A (en) * | 2009-05-04 | 2009-10-07 | 东北大学 | General management system of guest rooms in hotel |
| CN101557332A (en) * | 2009-02-17 | 2009-10-14 | 刘利华 | Intelligent household information management system |
| CN201936367U (en) * | 2011-01-07 | 2011-08-17 | 深圳市中联创新自控系统有限公司 | Video access control system |
-
2011
- 2011-01-07 CN CN 201110002342 patent/CN102081816B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2538020Y (en) * | 2002-02-07 | 2003-02-26 | 施国君 | Network gate inhibition control system |
| CN2932877Y (en) * | 2006-04-18 | 2007-08-08 | 林文 | Dedicated video intercommunication monitoring system with centralized control |
| US7294026B1 (en) * | 2006-07-20 | 2007-11-13 | Panduit Corp. | RS-485 connector plug and housing |
| CN201122961Y (en) * | 2007-07-19 | 2008-09-24 | 中兴通讯股份有限公司 | Broadband access outdoor equipment and system thereof |
| CN101246609A (en) * | 2007-12-29 | 2008-08-20 | 北京儒田科技有限公司 | Free-card access control system |
| CN101557332A (en) * | 2009-02-17 | 2009-10-14 | 刘利华 | Intelligent household information management system |
| CN101551896A (en) * | 2009-05-04 | 2009-10-07 | 东北大学 | General management system of guest rooms in hotel |
| CN201936367U (en) * | 2011-01-07 | 2011-08-17 | 深圳市中联创新自控系统有限公司 | Video access control system |
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| CN102081816A (en) | 2011-06-01 |
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