CN101093602A - Alarm system for monitoring video state - Google Patents
Alarm system for monitoring video state Download PDFInfo
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- CN101093602A CN101093602A CN 200710117664 CN200710117664A CN101093602A CN 101093602 A CN101093602 A CN 101093602A CN 200710117664 CN200710117664 CN 200710117664 CN 200710117664 A CN200710117664 A CN 200710117664A CN 101093602 A CN101093602 A CN 101093602A
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Abstract
A monitor-alarm system of video state comprises monitor video camera, monitor video-recording unit, monitor of video state and central data information receiving unit. It is featured as integrating monitor and fault-report as well as sending mechanism on one system for enabling to transmit monitored fault information to central data information receiving unit timely in real time through multiple communication means.
Description
Technical field
The present invention relates to the automatic control technology field, particularly a kind of alarm system for monitoring video state.
Background technology
At present, centralized monitor network construction is very extensive in China and countries in the world application, and video monitoring system has become the important means of important place being monitored and fought crime, keeps purposes such as social stability in real time.
But develop rapidly along with the video monitoring system construction, its maintenance management and fault detect work increase day by day, under the condition of the limited human resources of existing related management department, office resource and technical equipment, to strengthen the expense and the difficulty of maintenance management, the problem that city video monitoring runs into is mainly reflected in following several aspect:
1, can't detect the time and the place of monitoring camera head fail automatically, the method of existing monitoring camera head maintenance and fault detect is to assign the maintainer to go to the monitoring point to check on the spot every a week or one month, whether camera breaks down can only could be found when detecting, so when do not know that this fault appears at reaches next time when fault takes place again, so can't guarantee the validity of camera in the off time of hand inspection.
Just took place in some areas because monitoring camera lost efficacy in detector gap, and the phenomenon of the failure that causes collecting evidence.Safeguard owing to lack real-time detection, cause the function of original monitoring, management, evidence obtaining ineffective.
2, the limitation of manual detection has become problem anxious to be solved along with the increase of camera also reveals gradually.It is contemplated that if when the camera in a city reaches certain quantity, plant maintenance will be a big problem.Usually, it is very normal things that more than 20 ten thousand cameras are installed in a large and medium-sized city, but to the maintenance and the maintenance of these cameras, can cause the huge of man power and material to be paid.
Along with the development of monitoring technique, be that the second generation digitized video monitoring of core has become a kind of trend with the DVR.New technique brings the recording monitor qualitative leap, preserves by automatic hard disk and solves the worry of changing video-tape.Existing hard disc recording machine technology can detect the problem of video-losing, hard disk corruptions, if but the damage of video-losing and hard disk discovery is untimely, and will cause original supervisory system effect to be lost efficacy.
At present, must guarantee in some key monitorings zone to carry out recording monitor in 24 hours, so that when accident takes place, can carry out long-range extracting video information or directly to the on-the-spot extraction data of recording a video.But the state inspection of DVR must transmit by Internet technology, is lacking in the emphasis place of internet, and this function just can not be brought into play function.And DVR itself just can not interrupt network to offer a clear explanation with the incident of DVR device shutdown.If strengthen the dynamics of inspection, guarantee that the video recording in 24 hours counterweight point places detects, will inevitably increase the working load of management and monitoring department.
3, in road monitoring system or other special supervisory systems, must realize by the mode that wireless load mode or concentric cable are laid if realize the detection of video state.Wireless transmission aspect mainly is to adopt microwave technology.But the expense of a microwave equipment is quite high, needs the technical professional to detect maintenance simultaneously, and can't carry out a monitoring to the fault of microwave equipment.Utilize the technology of microwave wireless also to be subjected to the interference of other information easily.If adopt wired concentric cable, be a relatively large order aspect cable laying, ratio difficulty again, and if a cable go wrong for wherein a certain section, the general position that is difficult to find guilty culprit, the maintaining meeting produces very big problem.
Summary of the invention
The objective of the invention is: a kind of stable, special monitoring device of monitoring and report barrier at the inefficacy of monitoring video state is provided.This monitoring equipment monitor set and newspaper hinder, are sent in one, the failure message of monitoring are sent to the receiving center point of appointment whenever and wherever possible by multiple communication mode.To solve the problem that manual detection was safeguarded and needed in the monitoring equipment time-delay that causes owing to the supervisory system inefficacy.
Technical scheme of the present invention is as follows: a kind of alarm system for monitoring video state comprises: rig camera 1, monitored video camera system 2, centre data information receiving system 4, and described rig camera 1 is got in touch by the image transfer mode with described monitored video camera system 2; Also comprise: monitoring video state instrument 3, described rig camera 1, described monitored video camera system 2, described monitoring video state instrument 3 are electrically connected with described centre data information receiving system 4 order successively.
Described monitoring video state instrument 3 is made of video signal detection module 3-1, video alarm transport module 3-2, described video signal detection module 3-1 and described video alarm transport module 3-2 are electrically connected in proper order, and the output of described video alarm transport module 3-2 and described centre data information receiving system 4 are with telephonic communication mode transferring status data; The input end IN of described monitoring video state instrument 3 is electrically connected with the output terminal 21 of described monitored video camera system 2 by capacitor C 1, resistance R 1.
Described video signal detection module 3-1 in the described monitoring video state instrument 3 is made of synchronization loss alarm 3-1-1 that is serially connected and electronic switch 3-1-2, the input end IN of described synchronization loss alarm 3-1-1 is the input end of described monitoring video state instrument 3, it is electrically connected by the output terminal 21 of capacitor C 1, resistance R 1 with described monitored video camera system 2, the output terminal 0UT1 of described electronic switch 3-1-2,2 and the defence area port 321 of described video alarm transport module 3-2 be electrically connected.
Described synchronization loss alarm 3-1-1 is a MAX7461 type synchronization loss alarm, described electronic switch 3-1-2 is a CD4066 type electronic switch, described video alarm transport module 3-2 is a Pyronix type video alarm transport module, the output terminal pin position 4 of described MAX7461 type synchronization loss alarm 3-1-1 is electrically connected with the input end pin position 13 of described CD4066 type electronic switch 3-1-2, the output terminal OUT1 of described CD4066 type electronic switch 3-1-2,2 and the defence area port 321 of described video alarm transport module 3-2 be electrically connected.
The defence area port 321 defence area ports of described video alarm transport module 3-2 are the input port of described video alarm transport module 3-2.
Described is landline telephone with the phone in the telephonic communication mode transferring status data.
Owing to adopted above technical scheme, the present invention has following distinguishing feature:
1, the present invention can detect the duty of each watch-dog automatically.In the camera context of detection, realize 24 hours online malfunction monitoring.In case monitor problems such as camera generation man-made fault, outage or service interruption, monitor touches the fault transmitting system, failure message is sent to the receiving center of appointment at once.So only receive after the equipment newspaper barrier information, just need notify the maintainer to carry out maintenance maintenance to the scene, significantly reduce maintainer's pressure, accomplish the automatic monitoring of video system, improved usage ratio of equipment, strengthened the dynamics of monitoring.Receiving center can hold 30000 above monitoring points, and can carry out increase-volume expansion at any time, adapts to the development need of huge city condition monitoring.
2, the present invention can gather communication modes such as phone, cell phone net, broadband, will report barrier information to be sent to the monitoring center of appointment in real time.Solve hotel, public place of entertainment or other key monitorings zone owing to inserting the problem that the internet causes status information not transmit, for these monitored areas provide a new monitoring transfer mode, can will report barrier information to be sent to the Surveillance center of appointment by telephone wire or cell phone network, monitor the duty of equipment at any time.The present invention simultaneously can also be applied to road video monitoring system or other convenient zones that is connected to the line circuit of spreading, solve line upkeep and transmitted circumscribed problem, satisfy the monitoring management needs that king's peace administrative authority requirement emphasis place was in video state in 24 hours, for scientific and technological management provides new platform and opportunity to develop.
3, the DVR on the present invention and the market is compatible mutually, can extract the newspaper barrier information of DVR, whether also newly-increased simultaneously monitoring hard disc recording is in start or off-mode, network connects or network disconnects equipment state function, has solved to detect that the DVR shutdown still works online but problem that network disconnects.
Description of drawings
Fig. 1--complete machine theory diagram of the present invention
Fig. 2--monitoring video state instrument 3 electrical schematic diagrams of the present invention
Fig. 3--video signal detection module 3-1 electrical principle block diagram of the present invention
Fig. 4--video signal detection module 3-1 electrical schematic diagram of the present invention
Wherein: the 1--rig camera, the 2--supervisory video recording system, 3--monitoring video state instrument, 3-1--video signal detection module, 3-1-1--MAX7461 synchronization loss alarm, the 3-1-2--CD4066 electronic switch, 3-2--Pyronix type video alarm transport module, 4--centre data information receiving system.
Embodiment
The present invention is by rig camera 1, monitored video camera system 2, several most of compositions such as monitoring video state instrument 3, centre data information receiving system 4, wherein monitoring video state instrument 3 is made up of video signal detection module 3-1, video alarm transport module 3-2, and video signal detection module 3-1 is made up of synchronization loss alarm 3-1-1, electronic switch 3-1-2.
The present invention is an electronic equipment with detection user video camera duty, DVR on-off state, DVR hard disk duty, DVR network connection state.
Its basic functional principle is: the present invention at first constantly detects the monitoring equipment that the user sets by rig camera 1 and monitored video camera system 2, in case the job information of detection equipment changes, just produce the information of " fault quits work " or " equipment is resumed work " immediately, then with the duty change information of this equipment by after handling, be sent to centre data information receiving system 4 with the telephonic communication form, after centre data information receiving system 4 receives the duty change information, by the breaking down or finished the information that maintenance recovers of monitoring personnel equipment, personnel are correspondingly processed according to state by monitoring.The present invention is one the duty change information handled, and converts the treating apparatus that is suitable for the data-signal that the centre data information receiving system receives to.
During concrete work, video synchronizing information detection module 3-1 carries out detection check with the video information of input, video alarm transmission host module 3-2 is delivered in the object information transmission of analyzing, by video alarm transmission host module 3-2 the information that equipment state changes is transported to centre data information receiving system 4 by telephone line at last.
Video synchronization signal detection module 3-1 is made of synchronization loss alarm MAX74613-1-1 and electronic switch CD4066 3-1-2 two pack modules.
The input end IN of synchronization loss alarm MAX7461 3-1-1 is by capacitor C 1, resistance R 1 is electrically connected with the output terminal 21 of monitored video camera system 2, the output signal of monitored video camera system 2 is ac-coupled to synchronization loss alarm MAX7461 input end (IN) by capacitor C 1, synchronization loss alarm MAX7461 3-1-1 can accept the composite video signal (CVBS) of AC coupling, the vision signal of grey scale signal (Y) or any other band synchronous head, this synchronization loss alarm MZX7461 is output as logic level signal, is input to the input end pin position 13 of electronic switch CD4066 3-1-2 by the output terminal pin position 4 of synchronization loss alarm MAX7461; This electronic switch inside is provided with the synchronous monitoring circuit, can prevent reliably that the synchronization loss of the mistake that causes because of noise from reporting to the police.
Utilize the output logic level signal of synchronization loss alarm MAX7461 3-1-1, electronic switch CD4066 3-1-2 by next stage converts switching signal to again, lose (be 3.4ms detection time) when synchronization loss alarm MAX7461 3-1-1 detects the front end composite synchronizing signal, synchronization loss alarm MAX7461 3-1-1 output terminal is a low level signal by original high level signal upset.Simultaneously, electronic switch CD40663-1-2 becomes high-impedance state by the conducting low resistive state, output to the defence area port 321 that the Pyronix video alarm transmits main frame 3-2 by its output terminal pin position (OUT) 1,2, this skip signal exports information to centre data information receiving system 4 by telephone line.
The present invention is that the monitor of barrier is monitored and reported to a kind of the inefficacy at the monitoring video state specially.Its monitor set, newspaper hinder and are sent in one, can in real time the failure message that monitors be sent to the receiving center point of appointment by multiple communication mode.Well solved the supervisory system time-delay of losing efficacy and safeguarded and need the problem of manual detection, the present invention can directly use on the basis of the existing system of each big field of video monitoring, and need not eliminate existing equipment.
It is multiple important and need the every field of real-time video monitoring that the present invention can also be applied in government department, the administration for industry and commerce, financial institution, road community etc.Realized the robotization of video monitoring picture pick-up device Breakdown Maintenance,,, improved work efficiency so saved manpower effectively owing to no longer need to take the mode of hand inspection.This monitor is with a wide range of applications and practical value, has not only promoted the development of automatic monitoring technical, and has good our economy, our society and our politics's benefit.
Every interior any simple modification, equivalent variations and modification of perhaps according to technical spirit of the present invention above circuit being done that does not break away from technical solution of the present invention all still belongs within the protection domain of the present invention.
Claims (6)
1, a kind of alarm system for monitoring video state comprises: rig camera (1), monitored video camera system (2), centre data information receiving system (4), and described rig camera (1) is got in touch by the image transfer mode with described monitored video camera system (2); It is characterized in that: also comprise: monitoring video state instrument (3), described rig camera (1), described monitored video camera system (2), described monitoring video state instrument (3) and described centre data information receiving system (4)) be electrically connected in proper order successively.
2, a kind of alarm system for monitoring video state as claimed in claim 1, it is characterized in that: described monitoring video state instrument (3) is made of video signal detection module (3-1), video alarm transport module (3-2), described video signal detection module (3-1) is electrically connected with described video alarm transport module (3-2) order, and the output of described video alarm transport module (3-2) and described centre data information receiving system (4) are with telephonic communication mode transferring status data; The input end I N of described monitoring video state instrument (3) is electrically connected with the output terminal 21 of described monitored video camera system (2) by capacitor C 1, resistance R 1.
3, a kind of alarm system for monitoring video state as claimed in claim 2, it is characterized in that: the described video signal detection module (3-1) in the described monitoring video state instrument (3) is made of synchronization loss alarm (3-1-1) that is serially connected and electronic switch (3-1-2), the input end IN of described synchronization loss alarm (3-1-1) is the input end of described monitoring video state instrument (3), it is by capacitor C 1, resistance R 1 is electrically connected the output terminal OUT1 of described electronic switch (3-1-2) with the output terminal 21 of described monitored video camera system (2), 2 are electrically connected with the defence area port 321 of described video alarm transport module (3-2).
4, a kind of alarm system for monitoring video state as claimed in claim 3, it is characterized in that: described synchronization loss alarm (3-1-1) is a MAX7461 type synchronization loss alarm, described electronic switch (3-1-2) is a CD4066 type electronic switch, described video alarm transport module (3-2) is a Pyronix type video alarm transport module, the output terminal pin position 4 of described MAX7461 type synchronization loss alarm (3-1-1) is electrically connected the output terminal (OUT) 1 of described CD4066 type electronic switch (3-1-2) with the input end pin position 13 of described CD4066 type electronic switch (3-1-2), 2 are electrically connected with the defence area port 321 of described video alarm transport module (3-2).
5, a kind of alarm system for monitoring video state as claimed in claim 3 is characterized in that: the defence area port 321 defence area ports of described video alarm transport module (3-2) are the input port of described video alarm transport module (3-2).
6, a kind of alarm system for monitoring video state as claimed in claim 2 is characterized in that: described is landline telephone with the phone in the telephonic communication mode transferring status data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101176646A CN100530256C (en) | 2007-06-21 | 2007-06-21 | Alarm system for monitoring video state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101176646A CN100530256C (en) | 2007-06-21 | 2007-06-21 | Alarm system for monitoring video state |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101093602A true CN101093602A (en) | 2007-12-26 |
| CN100530256C CN100530256C (en) | 2009-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101176646A Expired - Fee Related CN100530256C (en) | 2007-06-21 | 2007-06-21 | Alarm system for monitoring video state |
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| Country | Link |
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| CN (1) | CN100530256C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101442626B (en) * | 2008-12-18 | 2010-10-27 | 华为终端有限公司 | Method, apparatus and system for detecting operating status of analog AV signal source equipment |
| CN102938847A (en) * | 2012-11-28 | 2013-02-20 | 徐州工业职业技术学院 | Video signal failure warning control method |
-
2007
- 2007-06-21 CN CNB2007101176646A patent/CN100530256C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101442626B (en) * | 2008-12-18 | 2010-10-27 | 华为终端有限公司 | Method, apparatus and system for detecting operating status of analog AV signal source equipment |
| CN102938847A (en) * | 2012-11-28 | 2013-02-20 | 徐州工业职业技术学院 | Video signal failure warning control method |
| CN102938847B (en) * | 2012-11-28 | 2014-12-17 | 徐州工业职业技术学院 | Video signal failure warning control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100530256C (en) | 2009-08-19 |
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Granted publication date: 20090819 Termination date: 20120621 |