CN102143304A - Wireless network camera for mines - Google Patents
Wireless network camera for mines Download PDFInfo
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- CN102143304A CN102143304A CN2010101047045A CN201010104704A CN102143304A CN 102143304 A CN102143304 A CN 102143304A CN 2010101047045 A CN2010101047045 A CN 2010101047045A CN 201010104704 A CN201010104704 A CN 201010104704A CN 102143304 A CN102143304 A CN 102143304A
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Abstract
The invention relates to a wireless network camera for mines, which is characterized by comprising a camera lens, a charge coupled device (CCD) module, an encoding and control module, a wireless fidelity (WiFi) wireless transceiver module, an antenna, a shell and a power module, wherein analog signals of images shot by the lens are output to the encoding and control module by the CCD module and then converted into digital signals which can be transmitted through Ethernet; the encoding and control module also outputs focusing control signals to the lens; the digital signals are converted into wireless signals by the WiFi wireless transceiver module and then the wireless signals are output by the antenna; and the wireless network camera meets safety technology requirements of electrical equipment in an mine underground explosive gas environment, and circuits are arranged in the shell. WiFi Ethernet digital optical signals are output by the wireless network camera for mines; the transmission networking is simple; the transmission distance is far; the image quality is good; the reliability is high; the storage, the display, the query and the maintenance are easy and convenient; the backup batteries are provided; and the functions of remote browse, management, maintenance and configuration are provided.
Description
Affiliated technical field
The present invention relates to a kind of mining industrial television equipment, specifically a kind of mining wireless network camera.
Background technology
Coal is the important energy source of China, accounts for 70% of primary energy.China's coal-mine is pit mining more than 95%, the sound development that the coal occurrence condition is poor, mining depth is dark, gas, coal dust, floods, fire, bump, underground heat etc. are perplexing coal industry, coal industry is the high risk industries in China industrial and mining enterprises always.Analyze reason, problems such as existing managerial confusion, low, the safe insufficient investment of peopleware, scientific research weakness have under the coal mine problems such as video monitoring equipment falls behind again.
Video monitoring can reflect the state of monitored object real-time, vivid, truly, is convenient to storage, can improve the efficiency of management and automatization level, pinpoints the problems when being convenient to urgency and analysis afterwards.Video camera is one of core building block in the video monitoring system, widely used video camera is the video camera that adopts wired mode to transmit under coal mine at present, have that networking model is single, quantities is big, move inconvenient shortcoming, and adopts the video camera of analog signal output also to have following limitation:
Making up analogue system also needs many equipment such as configuration monitoring device, analog vtr, matrix controller, picture separator, loaded down with trivial details and cost is high.Also there is the problem of inquiry, storage difficulty in analogue system.
Summary of the invention (specification)
The present invention proposes a kind of mining wireless network camera that satisfies explosive gas atmosphere instructions for use under the coal mine, the problem that the present invention solves:
1. by adopting the output of WiFi wireless signal, solved the wire transmission mode installation, moved inconvenient problem, can be installed on the mobile equipment or vehicle.
2. adopt the output of WiFi digital wireless signal, can insert the WiFi wireless base station nearby, transfer to ground by down-hole Industrial Ethernet network, the video camera that has solved analog optical signal output needs past point-to-pointly aboveground laying optical cable, the problem that networking model is single, quantities is big, networking cost is high.
3. the digital video monitor system of being made up of mining wireless network camera is simple in structure, assembly is few, has solved the too much problem of mining analog video supervisory control system assembly.
4. the big capacity storage of digital signal, inquiry simply, have conveniently solved the problem of mining analog video supervisory control system storing queries difficulty.
5. web camera is to the support of Simple Network Management Protocol, and having solved mining analog video supervisory control system can't telemanagement, the problem of configuration.
For solving the problems of the technologies described above, the present invention realizes by the following technical solutions:
Mining wireless network camera, it is characterized in that described web camera is by camera lens, the CCD module, coding and control module, the WiFi radio receiving transmitting module, antenna, shell, power module is formed, the image of lens shooting arrives coding and control module through CCD module output analog signal, being converted to can be by the digital signal of Ethernet transmission, control module is also exported the focusing control signal to camera lens, digital signal is converted to wireless signal through the WiFi radio receiving transmitting module and exports through antenna, described wireless network camera satisfies explosive gas atmosphere electrical installation safety specifications under the coal mine, and foregoing circuit is installed in the shell.
Described mining wireless network camera is characterized in that the WiFi radio receiving transmitting module possesses the Mesh networking function.
Described mining wireless network camera is characterized in that coding and control module also possess local storage function.
Described mining wireless network camera is characterized in that being built-in with infrared lamp.
Described mining wireless network camera is characterized in that being built-in with the antenna isolation device, guarantees that the signal of exporting is the essential safety signal.
Described mining wireless network camera, it is characterized in that the CCD module of using be black and white low-light (level) module.
Described mining wireless network camera is characterized in that supporting measured simple network management snmp protocol.
Advantage of the present invention is:
1. what mining wireless network camera was exported is WiFi wireless ethernet digital signal, and transmission group net is simple, the installation conveniently moving, can be installed on the equipment in moving;
2. storage, demonstration, inquiry, easy maintenance possess this machine local memory function simultaneously, also promptly possess the function of " black box ", are convenient to the analysis after the calamity.
3. have remote browse, management, maintenance, configuration feature.
4. satisfy explosive gas atmosphere electrical installation requirement under the coal mine.
Figure of description
Fig. 1 is the theory diagram of mining wireless network camera
Fig. 2 is coding and control module theory diagram
Fig. 3 is the design drawing of mining wireless network camera flameproof enclosure
Embodiment
The following example will further specify the present invention, and embodiment should not be regarded as limiting the scope of the invention.
As shown in Figure 1, be the theory diagram of mining wireless network camera. mining wireless network camera of the present invention, comprise camera lens 1, CCD image-forming module 2, coding and control module 3, Wi-Fi wireless module 4, safe isolator 5, infrared lamp 6, light shield 7, switch power module 8, mine explosion-suppression shell 9, antenna 10 is formed, the image that camera lens 1 is taken arrives coding and control module 3 through CCD image-forming module 2 output analog video signals, being converted to can be by the digital signal of Ethernet transmission, coding is also exported the focusing control signal to camera lens 1 with control module 3, digital signal is converted to wireless signal through isolator 5 through Wi-Fi wireless module 4, antenna 10 outputs, described web camera satisfies well shooting gaseous environment electrical installation safety specifications, foregoing circuit is installed in 9 li on a mine explosion-suppression shell, and external power source connects Switching Power Supply 8 and is the video camera power supply.
As shown in Figure 2, be coding and control module theory diagram.
1. general structure
Ka Er DVS be by the sea think Hi3511 H.264 the encoding and decoding processor be core, peripheral video acquisition, coding, transmission, the memory device of forming by storage component part, video converter spare, ancillary equipment.
2. each several part explanation
2.1 processor core part
This part thinks Hi3511 by the sea, and H.264 encoding and decoding processor (U21), Flash memory AM29LV256MH123RE (U4), DDR2 SDRAM memory HY5PS121621CFP (U22, U25) form.Finish control, video coding, instruction storage, storage respectively.(processor core part picture frame)
Hi3511 is a high performance communication Media Processor based on ARM9 processor cores and vision hardware accelerating engine, have high integrated, able to programme, support H.264 and the advantage of multi-protocols such as MJPEG, can be widely used in fields such as real-time video communication, digital image monitor, web camera.
Video processing unit can be supported the H.264 real time codec of various protocols such as Main Profile, Baseline Profile, MJPEG, JPEG; Support the H.264 30fps@D1 of encoding and decoding simultaneously; MJEPG, JPEG support the coding of maximum 300 everything elements.The encryption algorithm that H264 Main Profile is powerful has improved video quality greatly, and a coding or frame coding can be provided flexibly, and the display terminals different for customer support provide convenience; Video processing unit is also supported the dual code stream coding, and promptly MJPEG and H264 can encode simultaneously.
The core that Hi3511 and Flash memory, DDR2 SDRAM memory are formed DVS realizes control, encoding function.
2.2 video input conversion
TVP5150A (UV1) super low-power consumption NTSC/PAL/SECAM video decoder chip, the analog video input is exported and is converted into the digital video signal that meets sea think of Hi3511 digital video pattern of the input, sends into the extra large Hi3511 of think of processor and carries out the video coding processing.(video input conversion portion picture frame)
2.3 Ethernet interface
The 10M/100M Ethernet connects, RTL8201CP (UW1), H1260T (UW2), RJ-45LED (JL2) etc.
The Hi3511 processor is thought in the sea provides interface functions such as Ethernet, USB, I2S, SDIO.(Ethernet interface part picture frame)
2.4 RS485 interface MAX3485E (UR4) (RS485 interface section picture frame)
2.5 outside real-time clock PCF8563 (UK1) (outside real-time clock part picture frame)
2.6 system reset circuit AMD706SAR (U7), 74LVC1G125 (U14, U15).(system reset circuit part picture frame)
2.7 USB interface (USB1, USB2) (usb segment picture frame)
2.8 power unit provides each road required power supply
TD1410 (V1, V2), CL8206M (V5), LD1117-1.8V (U8) (power unit picture frame)
As shown in Figure 3, be the mine explosion-suppression shell that satisfies well shooting gaseous environment electrical installation safety specifications.Wherein 1, shell, 2, internal stent, 3, the liner plate support, 4, the Switching Power Supply installation site, 5, camera lens installation site, 6, the isolator installation site, 7, coding and control module installation site, 8, loam cake, 9, lower cover, 10, clamp nut, 11, packing ring, 12, jam, 13, sealing ring, 14, the peace label, 15, alarm plate, 16, earthing rod, 17, soket head cap screw, 18, nameplate, 19, antenna, 20, insulation spacer.
Claims (6)
1. mining wireless network camera, it is characterized in that described web camera is by camera lens, the CCD module, coding and control module, the WiFi radio receiving transmitting module, antenna, shell, power module is formed, the image of lens shooting arrives coding and control module through CCD module output analog signal, being converted to can be by the digital signal of Ethernet transmission, control module is also exported the focusing control signal to camera lens, digital signal is converted to wireless signal through the WiFi radio receiving transmitting module and exports through antenna, described wireless network camera satisfies explosive gas atmosphere electrical installation safety specifications under the coal mine, and foregoing circuit is installed in the shell.
2. mining wireless network camera according to claim 1 is characterized in that the WiFi radio receiving transmitting module possesses the Mesh networking function.
3. mining wireless network camera according to claim 1 is characterized in that coding and control module also possess local storage function.
4. mining wireless network camera according to claim 1 is characterized in that being built-in with infrared lamp.
5. mining wireless network camera according to claim 1, it is characterized in that the CCD module of using be black and white low-light (level) module.
6. mining wireless network camera according to claim 1 is characterized in that supporting measured simple network management snmp protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101047045A CN102143304A (en) | 2010-02-03 | 2010-02-03 | Wireless network camera for mines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101047045A CN102143304A (en) | 2010-02-03 | 2010-02-03 | Wireless network camera for mines |
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| CN102143304A true CN102143304A (en) | 2011-08-03 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102868852A (en) * | 2012-09-14 | 2013-01-09 | 旗瀚科技有限公司 | Security camera |
| CN103327240A (en) * | 2013-06-04 | 2013-09-25 | 四川艾普视达数码科技有限公司 | Network camera with WIFI function |
| CN103813414A (en) * | 2012-11-15 | 2014-05-21 | 中兴通讯股份有限公司 | Mobile terminal Wi-Fi application and control method and mobile terminal |
| CN104506903A (en) * | 2014-12-10 | 2015-04-08 | 青岛歌尔声学科技有限公司 | Audio/video output processing device, method and head-mounted type display device |
| CN106358000A (en) * | 2016-10-14 | 2017-01-25 | 上海小镜医疗器械有限公司 | Data transmission and processing method and system, micro viewer and electronic equipment |
| CN108833855A (en) * | 2018-07-09 | 2018-11-16 | 安徽博豪信息技术有限公司 | A kind of novel video monitoring device |
| CN108848346A (en) * | 2018-07-09 | 2018-11-20 | 安徽博豪信息技术有限公司 | A kind of video monitoring system based on Internet of Things |
| CN110444856A (en) * | 2018-05-04 | 2019-11-12 | 深圳市海洋王照明工程有限公司 | Wireless explosion-proof antenna assembly and lamp terminal |
-
2010
- 2010-02-03 CN CN2010101047045A patent/CN102143304A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102868852A (en) * | 2012-09-14 | 2013-01-09 | 旗瀚科技有限公司 | Security camera |
| CN103813414A (en) * | 2012-11-15 | 2014-05-21 | 中兴通讯股份有限公司 | Mobile terminal Wi-Fi application and control method and mobile terminal |
| WO2014075499A1 (en) * | 2012-11-15 | 2014-05-22 | 中兴通讯股份有限公司 | Control method for wi-fi applications in mobile terminal and mobile terminal |
| CN103327240A (en) * | 2013-06-04 | 2013-09-25 | 四川艾普视达数码科技有限公司 | Network camera with WIFI function |
| CN104506903A (en) * | 2014-12-10 | 2015-04-08 | 青岛歌尔声学科技有限公司 | Audio/video output processing device, method and head-mounted type display device |
| CN106358000A (en) * | 2016-10-14 | 2017-01-25 | 上海小镜医疗器械有限公司 | Data transmission and processing method and system, micro viewer and electronic equipment |
| CN110444856A (en) * | 2018-05-04 | 2019-11-12 | 深圳市海洋王照明工程有限公司 | Wireless explosion-proof antenna assembly and lamp terminal |
| CN110444856B (en) * | 2018-05-04 | 2021-08-24 | 深圳市海洋王石油照明技术有限公司 | Wireless explosion-proof antenna device and lighting terminal |
| CN108833855A (en) * | 2018-07-09 | 2018-11-16 | 安徽博豪信息技术有限公司 | A kind of novel video monitoring device |
| CN108848346A (en) * | 2018-07-09 | 2018-11-20 | 安徽博豪信息技术有限公司 | A kind of video monitoring system based on Internet of Things |
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Application publication date: 20110803 |