CN201936367U - Video access control system - Google Patents
Video access control system Download PDFInfo
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- CN201936367U CN201936367U CN2011200032269U CN201120003226U CN201936367U CN 201936367 U CN201936367 U CN 201936367U CN 2011200032269 U CN2011200032269 U CN 2011200032269U CN 201120003226 U CN201120003226 U CN 201120003226U CN 201936367 U CN201936367 U CN 201936367U
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- master control
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Abstract
The utility model discloses a video access control system. The system comprises an access control device, a video camera, a front-end controller, an access controller, a hard disk video recorder, a branch control circuit centralized protection device and a master control circuit centralized protection device, wherein the access control device is arranged at the front end; the access controller and the hard disk video recorder are arranged at a control center; the branch control circuit centralized protection device is arranged at the front end and is connected with the access control device, the video camera and the front-end controller respectively; the master control circuit centralized protection device is arranged at the control center and is connected with the access controller and the hard disk video recorder respectively; and the branch control circuit centralized protection device is communicated with the master control circuit centralized protection device through a network. Through the video access control system, circuit integration of communication signals and video signals, lightning protection and network communication protection are realized; and the system has the advantages of stable signals, high protection capacity and low wire consumption, and is easy to mount and maintain.
Description
Technical field
The utility model relates to supervisory system, relates in particular to gate inhibition and video interlink, is used for the video gate control system of 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 public building turnover safe requirement, people are except that gate control system is installed in places such as rental house, intelligent building, machine room, video monitoring system also has been installed, the turnover personnel are swiped the card and real-time recording monitor, 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 made up 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 big, and the maintenance workload in later stage is also bigger;
2, during the video gate control system is built, except that the equipment self lightning protection, do not have other safeguard procedures, and the system wiring distance is all long, causes thunderbolt easily, causes device damage;
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 purpose of this utility model is to solve above-mentioned problems of the prior art, has proposed the high video gate control system of a kind of level of integrated system.
The video gate control system that the utility model 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 the branch 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 branch 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 an embodiment of the present utility model, described branch control line protective devices and master control circuit protective device are provided with lightning-protection module, divide the signal of control line protective devices output and the signal of master control circuit protective device reception all to pass through lightning protection.
Compared with prior art; the video gate control system that the utility model proposes realizes 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 in the utility model was concentrated and inserted master, branch 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, contrast accompanying drawing and preferred embodiment are elaborated to the utility model, wherein:
Fig. 1 is that hardware of the present utility model connects block diagram;
Fig. 2 is a principle of work block diagram of the present utility model;
Fig. 3 is the principle of work block diagram that divides protective device in the control sets of lines in the utility model;
Fig. 4 is the principle of work block diagram of master control circuit concentrated protection device in the utility model.
Embodiment
The video gate control system that the utility model proposes connects video gate control system equipment by protective device in two video gate inhibition sets of lines.As shown in Figure 1; hardware of the present utility model comprises: be arranged on protective device in the entrance guard device, video camera, front controller, branch 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, divide in the control sets of lines between the protective device and 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 the branch 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 combination that the big electric currents of hundreds of ampere pass through and be connected in parallel on supply line, the signal transmission line and use.
Fig. 2 is a principle of work block diagram of the present utility model.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 dividing the lightning-protection module of controlling the circuit centralised arrangement in the branch 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 in the utility model.The peripheral unit of entrance guard device comprises that door lock, door magnetic, warning lamp, power supply etc. and video camera etc. are connected to branch control circuit centralised arrangement by the Interface Terminal of definition.Card reader is connected to protective device in the branch control sets of lines by the card reader port, and the interface in the branch control sets of lines on the protective device is connected to front controller again, realizes the communication of signal.The RS485 signal of communication of front controller passes through the protection of lightning-protection module then 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 in the utility model.Protective device is connected to master control circuit concentrated protection device by port in the branch control sets of lines; after vision signal and RS485 signal enter the lightning-protection module protection respectively; be divided into video signal port and RS485 port again, be connected to DVR and access controller respectively.
Protective device connects the video camera and the entrance guard device of front controller and front end in the branch control sets of lines in the utility model video gate control system; vision signal and gate inhibition's signal are after lightning-protection module carries out lightning protection; by a port output, only need to be connected to master control circuit concentrated protection device by the circuit of one at least 4 core.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 in the utility model can be connected with protective device in a plurality of branch control sets of lines, has connected protective device in eight branch control sets of lines in the foregoing description.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 gate 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 and be arranged on front end; protective device in the branch 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 branch control sets of lines between protective device and the master control circuit concentrated protection device by network service.
2. video gate control system according to claim 1; it is characterized in that: described branch control line protective devices and master control circuit protective device are provided with lightning-protection module, and the signal that divides control line protective devices signal that output receives and the output of master control circuit protective device to receive all passes through lightning protection.
3. video gate control system according to claim 2 is characterized in that: described signal comprises vision signal and gate inhibition's communication signal, and 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 gate control system according to claim 3 is characterized in that: described port is connected to master control circuit concentrated protection device by the circuit of one at least 4 core.
5. video gate control system according to claim 1 is characterized in that: described master control circuit concentrated protection device has connected protective device in eight branch control sets of lines.
6. video gate control system according to claim 5 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 |
|---|---|---|---|
| CN2011200032269U CN201936367U (en) | 2011-01-07 | 2011-01-07 | Video access control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200032269U CN201936367U (en) | 2011-01-07 | 2011-01-07 | Video access control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201936367U true CN201936367U (en) | 2011-08-17 |
Family
ID=44447884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200032269U Expired - Fee Related CN201936367U (en) | 2011-01-07 | 2011-01-07 | Video access control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201936367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081816A (en) * | 2011-01-07 | 2011-06-01 | 深圳市中联创新自控系统有限公司 | Video door control system |
-
2011
- 2011-01-07 CN CN2011200032269U patent/CN201936367U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081816A (en) * | 2011-01-07 | 2011-06-01 | 深圳市中联创新自控系统有限公司 | Video door control system |
| CN102081816B (en) * | 2011-01-07 | 2013-05-01 | 深圳市中联创新自控系统有限公司 | Video door control system |
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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: 20110817 Termination date: 20140107 |