CN102780875A - Mine network type video monitor - Google Patents
Mine network type video monitor Download PDFInfo
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- CN102780875A CN102780875A CN2012102453435A CN201210245343A CN102780875A CN 102780875 A CN102780875 A CN 102780875A CN 2012102453435 A CN2012102453435 A CN 2012102453435A CN 201210245343 A CN201210245343 A CN 201210245343A CN 102780875 A CN102780875 A CN 102780875A
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Abstract
The invention discloses a network type video monitor for a coal mine, comprising a shell, a circuit system and a display device, wherein the circuit system comprises a hardware decoder and an optical transmitter and receiver; the display device comprises a liquid crystal display screen and the liquid crystal display screen is arranged at the outer part of the shell; the circuit system is arranged inside the shell; the shell is provided with a plurality of input/output ports; the plurality of the input/output ports comprise a simulated video port, an RS485 port, an Ethernet interface, a VGA (Video Graphics Array) output port and a power supply interface; the power supply interface is used for supplying power to the video monitor; the simulated video port is connected with the optical transmitter and receiver; the RS485 port, the Ethernet interface and the VGA output port are connected with the hardware decoder; the hardware decoder is electrically connected with the optical transmitter and receiver and is provided with an LVDS (Low Voltage Differential Signaling) output port; and the LVDS output port is connected with the liquid crystal display screen.
Description
Technical field
The present invention relates to a kind of video monitoring devices, relate in particular to a kind of network-type video-frequency monitor that is used for the colliery.
Background technology
In the downhole production of colliery, usually need obtain the production informations such as personnel's equipment in working face and the tunnel through remote monitoring.Present stage equipment with the increasingly sophisticated situation of operation under, only depend on transducer can't obtain the situation of working face comprehensively, fault (for example coal-winning machine, support etc.) has appearred when indivedual key equipments particularly; If the staff can't understand the equipment work situation; Just can't guarantee the normal operation of producing, and if adopt video that the situation of coal-winning machine and support is kept watch on, can see the equipment situation of working face so through monitor the staff of operating desk; Just can not occur because the damage that misoperation causes equipment; Also can pinpoint the problems timely, deal with problems in time, drop to the loss of production process minimum.
At present, the advanced mine of domestic part adopts analog video signal that fully-mechanized mining working faces end head end tail is monitored, and can not make full use of video is the production service of working face; And abroad only U.S. JOY company adopt digital video technology to develop a cover working face video system, this cover video system only can be monitored the cylinder of coal-winning machine, can not let the staff pass through this system and fully understand face condition.
Current, mining main flow video system all adopts the vision signal of simulation, such as standard television signals such as NTSC, PAL, SECAM, passes to the terminal display of Ground Control chamber through transmission mediums such as optical fiber.This is a kind of mode of maturation, but is subject to display mode one to one, and can't store.A kind of in addition main flow mode is to adopt IP Camera, and the process Ethernet passes to the video server on ground, outputs to each display terminal by video server again.But this mode needs a high performance video server, and this equipment can't use in the down-hole.
Therefore, this area be badly in need of a kind of can the real-time video monitoring working face in the down-hole situation, picture that freedom and flexibility are switched any camera, be convenient to realize the preservation of video, the video-frequency monitor of playback.
Summary of the invention
For solving the problems of the technologies described above; The present invention proposes a kind of network-type video-frequency monitor that is used under the coal mine; Comprise shell, Circuits System and display unit, said Circuits System comprises hardware decoder and optical transceiver, and said display unit comprises LCDs; Said LCDs is arranged on housing exterior, and said Circuits System is arranged on enclosure; Said shell is provided with a plurality of I/O ports; Said a plurality of I/O port comprises analog video mouth, RS485 mouth, Ethernet interface, VGA delivery outlet and power interface; Said power interface is the video-frequency monitor power supply, and said analog video mouth connects optical transceiver, and said RS485 mouth, said Ethernet interface and said VGA delivery outlet are connected said hardware decoder; Said hardware decoder and optical transceiver are electrically connected and have the LVDS delivery outlet, and said LVDS delivery outlet is connected with LCDs.
Wherein said shell is an explosion-resistant enclosure.
Wherein said LCDs can show a plurality of pictures simultaneously with the mode of split screen.
Wherein also comprise display, said display links to each other with the VGA delivery outlet.
Wherein also comprise operating desk, said operating desk links to each other with the RS485 mouth.
The supply power voltage of wherein said power interface is 12V.
The method for using of above-mentioned video-frequency monitor comprises:
Optical cable under the analog video mouth connection well, the down-hole optical cable connects camera head under a plurality of coal mine, to obtain the down-hole analogue video signal;
Ethernet network under the Ethernet interface connection well, ethernet network direct interconnection network camera and/or connect other digital video source;
The analog video signal that the analog video mouth receives flows to hardware decoder after optical transceiver is handled, Ethernet interface receives digital analogue signal and directly flows to hardware decoder, forms the decoder video signal;
Operating personnel are through the operating desk transmitting control commands, and the output of the decoder video signal of control hardware decoder, realization connect the display of VGA delivery outlet and/or connects the video playback of the LCDs of LVDS delivery outlet.
Using LCDs to carry out under the situation of video playback, said LCDs shows a plurality of pictures simultaneously with the mode of split screen.
The invention has the advantages that:
1, use hardware decoder to carry out Video processing, volume is little, reaction is fast, is suitable for using under the narrow environment of down-hole;
2, have two kinds of video data input ports of Ethernet (numeral) and analog video mouth, can be used in the multiple environment for use;
3, have two kinds of way of outputs of VGA and LVDS, easy to use;
4, integrated explosion proof system is applicable to the high gas environment in down-hole.
Description of drawings
Accompanying drawing 1 is the hardware configuration sketch of a preferred embodiment of mining network-type video-frequency monitor according to the invention.
Embodiment
Referring to accompanying drawing 1, it has described a preferred embodiment of the network-type video-frequency monitor that uses down according to coal mine of the present invention.Comprise shell (preferred explosion-resistant enclosure), Circuits System and display unit; Circuits System comprises hardware decoder and optical transceiver (being video server), and display unit comprises LCDs, can also comprise display; LCDs is arranged on housing exterior; Perhaps be enclosed in the shell, with further raising explosion-proof performance, Circuits System is arranged on enclosure; Shell is provided with a plurality of I/O ports, comprises analog video mouth, RS485 mouth, Ethernet interface (like the RJ45 mouth), VGA delivery outlet and power interface, and analog video mouth one end connects in the optical cable or other analog video signal; The other end is through optical transceiver connection hardware decoder, and to receive analog video signal, Ethernet interface one end connects in the ethernet network or other digital video signal; The direct connection hardware decoder of the other end, with the receiving digital video signal, RS485 mouth one end links to each other with operating desk; Other end connection hardware decoder, operating personnel can pass through operating desk control hardware decoder, change the parameter that video shows; Power interface is the power supply of whole video monitor, and preferred supply power voltage is 12V, if having display in the video-frequency monitor; Then display is connected in the VGA delivery outlet; The other end of VGA delivery outlet is realized the broadcast of video on display at the connection hardware decoder, and hardware decoder is except that having the VGA delivery outlet; Also has the LVDS delivery outlet; The LVDS delivery outlet connects LCDs, and hardware decoder processed video data are directly shown on display screen, and the regulation and control that LCDs can be through operating desk are switched showing single picture and show between a plurality of pictures.
The method for using of above-mentioned once video-frequency monitor under coal mine briefly described below.With optical cable under the analog video mouth connection well, optical cable connects a plurality of camera heads, obtains the analog video signal of many places, down-hole, and the video monitoring apparatus of locating like existing tunnel etc. can be connected on the optical cable, to obtain the video information of each key position of down-hole; The ethernet network that arranges under the Ethernet interface connection well; Ethernet network is the IP Camera of each position of joint detection directly; First-class like coal-winning machine position monitoring IP Camera, hydraulic support position monitoring network shooting; Simultaneously also can directly connect other existing digital video source, like the video monitoring storage video record of coal-winning machine; The analog video signal that the analog video mouth receives flows to hardware decoder after optical transceiver is handled; Ethernet interface receives digital analogue signal and directly flows to hardware decoder; Operating personnel are through the operating desk transmitting control commands; The vision signal output of control decoder; The video playback that realizes connecting the display of VGA delivery outlet and/or connect the LCDs of LVDS delivery outlet under the situation of LCDs displaying video, can also be controlled LCDs through control desk and show single picture or show a plurality of pictures.
The above; Be merely the preferable embodiment of patent of the present invention; But the protection range of patent of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field is in the technical scope that patent of the present invention discloses, and the variation that can expect easily or replacement all should be encompassed within the protection range of patent of the present invention.
Claims (8)
1. network-type video-frequency monitor that is used under the coal mine is characterized in that: comprise shell, Circuits System and display unit,
Said Circuits System comprises hardware decoder and optical transceiver;
Said display unit comprises LCDs, and said LCDs is arranged on housing exterior, and said Circuits System is arranged on enclosure;
Said shell is provided with a plurality of I/O ports; Said a plurality of I/O port comprises analog video mouth, RS485 mouth, Ethernet interface, VGA delivery outlet and power interface; Said power interface is the video-frequency monitor power supply; Said analog video mouth connects optical transceiver; Said RS485 mouth, said Ethernet interface and said VGA delivery outlet are connected said hardware decoder, and said hardware decoder and optical transceiver are electrically connected and have the LVDS delivery outlet, and said LVDS delivery outlet is connected with LCDs.
2. video-frequency monitor as claimed in claim 1, wherein said shell are explosion-resistant enclosure.
3. video-frequency monitor as claimed in claim 2, wherein said LCDs can show a plurality of pictures simultaneously with the mode of split screen.
4. like the wherein arbitrary described video-frequency monitor of claim 1-3, wherein also comprise display screen, said display screen links to each other with the VGA delivery outlet.
5. video-frequency monitor as claimed in claim 4 wherein also comprises operating desk, and said operating desk links to each other with the RS485 mouth.
6. video-frequency monitor as claimed in claim 5, the supply power voltage of wherein said power interface are 12V.
7. like the claim 1-6 method for using of arbitrary described video-frequency monitor wherein, it is characterized in that:
Optical cable under the analog video mouth connection well, the down-hole optical cable connects camera head under a plurality of coal mine, to obtain the down-hole analogue video signal;
Ethernet network under the Ethernet interface connection well, ethernet network direct interconnection network camera and/or connect other digital video source;
The analog video signal that the analog video mouth receives flows to hardware decoder after optical transceiver is handled, Ethernet interface receives digital analogue signal and directly flows to hardware decoder, forms the decoder video signal;
Operating personnel are through the operating desk transmitting control commands, and the output of the decoder video signal of control hardware decoder, realization connect the display of VGA delivery outlet and/or connects the video playback of the LCDs of LVDS delivery outlet.
8. method for using as claimed in claim 7 is characterized in that: said LCDs shows a plurality of pictures simultaneously with the mode of split screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102453435A CN102780875A (en) | 2012-07-13 | 2012-07-13 | Mine network type video monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102453435A CN102780875A (en) | 2012-07-13 | 2012-07-13 | Mine network type video monitor |
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| Publication Number | Publication Date |
|---|---|
| CN102780875A true CN102780875A (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102453435A Pending CN102780875A (en) | 2012-07-13 | 2012-07-13 | Mine network type video monitor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051885A (en) * | 2013-01-18 | 2013-04-17 | 深圳英飞拓科技股份有限公司 | Analog-to-digital hybrid video comprehensive monitoring system and method |
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| CN1665297A (en) * | 2004-03-01 | 2005-09-07 | 天津市华海计算机技术有限公司 | Electronic monitoring and management system for road traffic |
| CN101060624A (en) * | 2007-05-08 | 2007-10-24 | 杭州华三通信技术有限公司 | Video data processing method and storage equipment |
| CN102123174A (en) * | 2011-03-04 | 2011-07-13 | 深圳英飞拓科技股份有限公司 | System and method for integrating digital monitoring platform with analogue monitoring platform |
| CN102147966A (en) * | 2011-03-18 | 2011-08-10 | 电子科技大学 | Multi-interface environmental data acquisition instrument |
| CN102438127A (en) * | 2011-10-08 | 2012-05-02 | 杭州海康威视数字技术股份有限公司 | Monitoring device, monitoring system and monitoring method supporting hybrid access |
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2012
- 2012-07-13 CN CN2012102453435A patent/CN102780875A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1665297A (en) * | 2004-03-01 | 2005-09-07 | 天津市华海计算机技术有限公司 | Electronic monitoring and management system for road traffic |
| CN101060624A (en) * | 2007-05-08 | 2007-10-24 | 杭州华三通信技术有限公司 | Video data processing method and storage equipment |
| CN102123174A (en) * | 2011-03-04 | 2011-07-13 | 深圳英飞拓科技股份有限公司 | System and method for integrating digital monitoring platform with analogue monitoring platform |
| CN102147966A (en) * | 2011-03-18 | 2011-08-10 | 电子科技大学 | Multi-interface environmental data acquisition instrument |
| CN102438127A (en) * | 2011-10-08 | 2012-05-02 | 杭州海康威视数字技术股份有限公司 | Monitoring device, monitoring system and monitoring method supporting hybrid access |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051885A (en) * | 2013-01-18 | 2013-04-17 | 深圳英飞拓科技股份有限公司 | Analog-to-digital hybrid video comprehensive monitoring system and method |
| CN103051885B (en) * | 2013-01-18 | 2016-05-11 | 深圳英飞拓科技股份有限公司 | A kind of modulus mixed video comprehensive monitoring system and method |
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Application publication date: 20121114 |