The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of monitor terminal electronics sentry post with remote monitor ability of personalizing is provided especially.
The utility model electronics sentry post, be that a metal cabinet (1) is arranged on metal upright post (2), there is bimetallic arm (9) both sides of casing (1), the middle and upper part is equipped with fixing camera (5) in casing (1) fore shell, alarm button (7), microphone (8) and loud speaker (6), video-frequency networking monitoring alarm (13) and MODEM (12) are installed in the inner space, there is umbrella shape install bin (3) casing (1) top, a hemisphere shooting storehouse (4) is respectively adorned in its below, both sides, in each shooting storehouse (4) electric platform (16) is arranged, electric platform (16) is gone up installation activity camera (15), the electrical connecting wires of described fixed and movable stylus is connected to the video inputs of video-frequency networking monitoring alarm, the electrical connecting wires of described electric platform is connected on the RS485/422 interface of video-frequency networking monitoring alarm, described microphone is connected the audio input end of video-frequency networking monitoring alarm, described loud speaker is connected the audio output of video-frequency networking monitoring alarm, described alarm button is connected the warning input of video-frequency networking monitoring alarm, the output of described video-frequency networking monitoring alarm connects the input of MODEM, connects internet or connects local area network (LAN) by the standard RJ45 network interface that described video-frequency networking monitoring alarm carries by MODEM.
The utility model electronics sentry post, be that a metal cabinet (1) is arranged on metal upright post (2), there is bimetallic arm (9) both sides of casing (1), the middle and upper part is equipped with fixing camera (5) in casing (1) fore shell, alarm button (7), microphone (8) and loud speaker (6), video-frequency networking monitoring alarm (13) and MODEM (12) are installed in the inner space, there is capitiform install bin (20) casing (1) top, described head dummy install bin (20) is connected with casing (1) by electric platform (21), there is shooting storehouse (22) head dummy install bin (20) front, interior dress camera, sky shade (23) is arranged above the described shooting storehouse (22), the electrical connecting wires of described fixed and movable stylus is connected to the video inputs of video-frequency networking monitoring alarm, the electrical connecting wires of described electric platform is connected on the RS485/422 interface of video-frequency networking monitoring alarm, described microphone is connected the audio input end of video-frequency networking monitoring alarm, described loud speaker is connected the audio output of video-frequency networking monitoring alarm, described alarm button is connected the warning input of video-frequency networking monitoring alarm, the output of described video-frequency networking monitoring alarm connects the input of MODEM, connects internet or the standard RJ45 network interface connection local area network (LAN) by described video-frequency networking monitoring alarm by MODEM.
The utility model electronics sentry post, any one among wherein said MODEM employing ADSL, "electric cat" or the wireless modem.
The utility model electronics sentry post, personalize design and RMON have been adopted, have suitable deterrent force and extremely strong monitoring capacity, the two-way sound intercommunication, the people and the people's that receives a crime report the direct dialogue of can realizing reporting to the police, remote monitor can obtain the on-the-spot image document of reporting to the police in the very first time, is a kind of instant alarm terminal.
Embodiment
For further setting forth the utility model, make more detailed introduction below in conjunction with embodiment.
Fig. 1 is the schematic diagram at first generation electronics of the present utility model sentry post, a rectangular box 1 is arranged on metal upright post 2, its top, the place ahead is equipped with fixing camera 5, alarm button 7, microphone 8 and loud speaker 6, there is bimetallic arm 9 both sides of casing 1, there is a umbrella shape install bin 3 top of casing 1, respectively there is a shooting storehouse 4 on both sides below it, and inside is equipped with the movable camera 15 (referring to Fig. 4) with electronic The Cloud Terrace 16.
Casing 1 inside also is equipped with video-frequency networking monitoring alarm 13 and MODEM 12 (referring to Fig. 3), and requisite power supply.
Video-frequency networking monitoring alarm 13 is declared patent of invention in addition, is the core component at electronics sentry post.This video-frequency networking monitoring alarm, by the host CPU module, from CPU module, video encoding module, video storage module, audio input interface, audio output interface, warning trigger interface, RJ45 interface, the RS485 interface, RS232 interface and USB interface are formed.
Host CPU is selected 32 ARM2410 high-performance microprocessor chips for use, uses the uc (SuSE) Linux OS, has very strong data and network throughput, is responsible for network communication, waits groundwork alternately.Can compile watch dog monitoring chip 51 from the CPU employing.Its function can realize the processing of house dog timing and voltage monitoring and responsible exterior I/O port.When systems soft ware fault or extraneous strong jamming etc. caused that system program crashes, house dog will be reflected this, produces reset signal, make system's normally operation again, and by software self diagnosis and restore funcitons, guarantee program running parameter, the integrality of the uninterrupted and data of state; When power supply the low pressure situation occurs owing to external condition, be not destroyed for guaranteeing data, voltage monitoring is reflected this, produces reset signal.When service restoration just often, system again normally the operation.And can survey the state of external equipment, and comprise the operating state of camera, whether break, whether microphone is normal, and whether alarm switch is triggered etc.
The order of system and remote interaction all adopts 128bit to encrypt, and comprising the user password protection, the user identity of SSL is identified function, equipment network access certificate, and digital signature, multiple secrecy provision such as cryptographic check has guaranteed the confidentiality of system information.Many each local gateways and a strange land gateway address can be set in the network settings, when finding that illegal invasion or current gateway can't be connected, can change automatically and land gateway address.
Video-frequency networking monitoring alarm has the input of four road videos, and video encoding module is made up of 5 video MPEG4 coding chips (IME6410), and it is specifically designed to carries out image compression, can carry out 4 road D1 video signal compression simultaneously, is used for local storage.Other one the tunnel adopts the compression of CIF form, being used for real-time network sends, video front adopts TW2824 to cut apart as four-picture image, each road video input, all connect image segmentation and a video coding chip respectively, signal one tunnel after the image segmentation connects the CIF coding through decoder 1 (TW9903 chip), and one the tunnel through decoder 2 (being similarly the TW9903 chip) connection D1 image encoding 1.Each road video input can realize that single channel transmits or four road divided frame synchronous drivings like this.The NOR FLASH storage chip 16MB that video storage adopts multi-disc to extend out, NAND flash 64MB that extends out or hard disk, CF card, SD card, mmc card, the D1 video image that the resolution of video-frequency networking monitoring alarm is high are used for local storage.Local storage 30 minutes-60 minutes, circulation is carried out.Local storage can be used for the playing back videos evidence obtaining.The video that is used to send can switch between four cameras, also can transmit (4 picture segmentation mode) simultaneously.
The audio frequency input comprises a microphone input, video-frequency networking monitoring alarm can send to Surveillance center to the input of microphone with video by network later through coding, simultaneously, an audio output port, can realize double-directional speech exporting by loud speaker from network monitoring station monitor staff's sound.
The warning trigger interface has four warning trigger switch amount inputs, can connect obstructed input equipment respectively.For example artificial alarm button, topple alarm detector or high temperature of fire detector, vibrations etc.This module special detection can connect various invasion collectors from the input of four switching values, as infrared, doppler radar or the like.All input and output adopt the light lotus root to isolate.
Network interface is the RJ45 mouth of standard, is responsible for specially with the network equipment such as broadband MODEM to be connected, and by them and internet and local Netcom news.Can send to monitoring station and service centre by its fault and alarm signal and view data, voice data can transmitted in both directions, and operation and control command can be issued to video-frequency networking monitoring alarm from monitoring station and service centre.
Network interface is followed UDP/IP, TCP/IP, IGMP (multicast), PPPoE, agreements such as DHCP.
The RS232 interface is mainly used to on-site parameters configuration, fault detect and system's local upgrade.
The RS485/422 interface is the RS485/422 bus interface, is mainly used in the control to The Cloud Terrace, the control of pick-up lens ZOOM.
USB interface is supported USB flash disk memory function and cipher key function.
The wireless network interface modules that can expand mainly is used in the remote-wireless monitoring, adopts this scheme when cable network can not connect, and uses the expansion of RS232 module or RJ45 interface to connect wireless network module.
Real-time clock module provides the reference clock source for video-frequency networking monitoring alarm.Have Surveillance center to send the clock alignment order by network at 0 o'clock every day.In view of experience in the past, therefore clock chip introduces the special protection circuit because the product performance of itself is destroyed by external interference very easily in design, guarantee the true(-)running of clock.In addition, software notes abnormalities to this real-time tracking, carries out self-regeneration immediately, or select to report to the police and carry out external calibration.
Video-frequency networking monitoring alarm can be with digital camera and simulation camera, and camera can have The Cloud Terrace.Can horizontally rotate and the vertical rotation of 90 degree by 360 degree.The online output of camera can be switched according to the monitored instruction between; Main simultaneously monitoring station can be controlled its camera lens is carried out the ZOOM conversion, adopts 485/422 total line traffic control.
Video-frequency networking monitoring alarm adopts the AC/DC transfer module: Switching Power Supply, and adopt measures such as high performance anti-interference, protection and filtering, realize power supply to video-frequency networking monitoring alarm+the 12V power supply.
Fig. 6 is seen in being electrically connected of present embodiment, two movable cameras 15 are connected the video inputs of video-frequency networking monitoring alarm 13 with the output of fixing camera 5, the electrical connecting wires of two electric platforms 16 connects the RS485/422 interface of video-frequency networking monitoring alarm 13, alarm button 7 connects the warning input of video-frequency networking monitoring alarm 13, microphone 8 connects the audio input end of video-frequency networking monitoring alarm 13, and loud speaker 6 connects the audio output of video-frequency networking monitoring alarm 13.
The output of video-frequency networking monitoring alarm 13 connects MODEM 12, is connected with internet by MODEM 12, sets up telecommunication network and connects.This MODEM can in the place that can't realize wired connection, can also adopt wireless modem with broadband A SL or the "electric cat" by power line communications, realizes Wireless Networking.
The other end of network connects the video-frequency networking monitoring center, and connects office, branch office, the local police station of public security system, the monitoring computer of each professional contingent by the video-frequency networking monitoring center.
The electronics sentry post has a lot of functions:
1, remote audio frequency and video transmit.Latest hardware MPEG4 audio frequency and video compress technique has been adopted at this electronics sentry post, with remote networking technology, realized the remote transmission of remote audio frequency and video, Surveillance center and public security department at different levels (have supervision authority) can be at So Far Aways, immediately see the on-site field condition in electronics sentry post, hear warning people and on-the-spot voice, in time grasp on-the-spot situation.
2, Event triggered video recording when the warning people pushes for emergency button (or answering upper computer to require), video-frequency networking monitoring alarm 13 starts each camera and audio devices, because video-frequency networking monitoring alarm 13 has the dual code stream feature, can transmit realtime graphic immediately, store the HD image data simultaneously at this sentry post to Surveillance center.When needs more clearly during picture, upper computer can send the instruction of calling electronics sentry post storage HD image data, and the HD image data just can be called in upper computer use by network.
3, several directions are monitored simultaneously.Video-frequency networking monitoring alarm 13 also has the picture segmentation function, exactly the picture of several stylus is synthesized in the picture, immediately transmit or carry out HD image storage, this moment, Surveillance center and relevant departments just can monitor dynamic on several directions simultaneously.
4, far distance controlled.The camera lens zoom of the camera at electronics sentry post and the direction of camera The Cloud Terrace all can far distance controlled, are exactly that the monitor staff can adjust the direction of stylus and the coverage of stylus at any time.
5, system secrecy.The user password protection, the user identity of SSL is identified function, equipment network access certificate, digital signature, multiple secrecy provision such as cryptographic check prevents that tightly the computer of limit without jurisdiction from entering.And the multiple gateway address can allow the electronics sentry post detect the someone when managing to invade by force or current gateway can't connect the time, automatically broken string and the new gateway address logging in network of gravity treatment.
6, the electronics sentry post also has the ability of remote maintenance and remote upgrade, has guaranteed the reliability at electronics sentry post.
The utility model also has second generation electronics sentry post, capitiform install bin 20 has been adopted at second generation electronics sentry post, and install bin 20 is connected with casing 1 by The Cloud Terrace 21, and there is shooting storehouse 22 in install bin 20 the place aheads, there is shield 23 shooting 22 tops, storehouse, installation activity camera in the shooting storehouse.Other is identical with first generation electronics sentry post.Obviously, this mode can obtain bigger visual angle than first kind of mode, even comprises direction above the horizon, simultaneously because the increase of shooting inner space, storehouse, the camera more complicated, more accurate, that zooming range is bigger can be installed, and this just can monitor bigger scope.
From above narration as can be seen, the electronics sentry post is a kind of brand-new, reliable, remote monitor terminal with certain deterrent force, can be applied in street, bank, parking lot, stadium, public place of entertainment or the like place, play the effect that guarantees public security, can become the monitoring good hand of public security, bank, traffic or the like multiple industry, be to have powerful development prospect.