CN205847278U - High definition Fiber Video Frequency Transmission equipment - Google Patents
High definition Fiber Video Frequency Transmission equipment Download PDFInfo
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- CN205847278U CN205847278U CN201620698959.1U CN201620698959U CN205847278U CN 205847278 U CN205847278 U CN 205847278U CN 201620698959 U CN201620698959 U CN 201620698959U CN 205847278 U CN205847278 U CN 205847278U
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- video
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- transmission
- high definition
- power supply
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Abstract
The open a kind of high definition Fiber Video Frequency Transmission equipment of this utility model, including device housings, housing back panel, power supply circuit board and multiple transmission of video circuit board, wherein, housing back panel is internally provided with printed circuit backboard, the inside of device housings is provided with guide rail, power supply circuit board and multiple transmission of video circuit board by region and is inserted in device housings by guide rail.This utility model is by arranging power supply circuit board and multiple transmission of video circuit board in arranging simultaneously, so that PIS system HDMI high definition transmitting end and playing controller are integrated, the construction making traditional PIS system is more standardized, standardization, thus solve different transmission standards and present the solution that high definition/SD, digital-to-analog etc. is different.
Description
Technical field
This utility model relates to technical field of video transmission, particularly relates to a kind of high definition Fiber Video Frequency Transmission equipment.
Background technology
Along with constantly developing rapidly of track traffic subway, HD video transmission equipment spoilage, turnover rate, implementation pattern
Increase Deng continuous, and in track, HD video transmitting transceiver device is playing to pass on convenient to passenger's offer trip intuitively
Important effect.
In track transportation industry, (passenger Information System is called for short station passenger information system
PIS) there is the different terminal LCD display screen of distribution in each station zones of different (such as places such as platform, subway concourse, gateways),
The content that each display screen shows in different regions is the most different, and such a common HD video transmission equipment is for terminal
Quality and effect that LCD shows play an important role.HD video transmission definition and the stability worked long hours, can
By property, passenger and each city rail MTR there is large effect.
The transmission of video that current track PIS system uses is that correspondence configuration in each region is a set of according to the region divided
Video transmission equipment, so because zoning number or different, the transmitting terminal (i.e. the control room at station) in each region
It is required for distributing a HD video emitter, and each emitter can only control the terminal LCD that a region covered and show
Screen, so will result in the several regions of division, it is necessary to the video transmission equipment that several sets are corresponding, thus causes maintenance cost to increase
Adding, stability declines.And owing to traditional video transmitter serial ports uses half duplex mode of communication, its data also can only
Carrying out one-way transmission, its efficiency of transmission is low.
Utility model content
The purpose of this utility model is to provide a kind of high definition Fiber Video Frequency Transmission equipment, needs in order to solving in prior art
Video transmission equipment is set by region, causes the problem that equipment is various, maintenance cost increases.
This utility model provides a kind of high definition Fiber Video Frequency Transmission equipment, including device housings, housing back panel, power supply electricity
Road plate and multiple transmission of video circuit board, wherein, housing back panel is internally provided with printed circuit backboard, and the inside of device housings is pressed
Region is provided with guide rail, power supply circuit board and multiple transmission of video circuit board and is inserted in device housings by guide rail.
Further, multiple transmission of video circuit boards include up transmission of video circuit board, Downstream video transmission circuit plate,
Subway concourse transmission of video circuit board and gateway transmission of video circuit board.
Further, printed circuit backboard is screwed in inside housing back panel.
Further, housing back panel is fixed with device housings by screw.
Further, power supply circuit board is provided with earth stud, outlet, power supply indicator and on and off switch by
Button.
Above-mentioned technical solutions of the utility model are used to provide the benefit that: by arranging power supply circuit board in arranging simultaneously
With multiple transmission of video circuit boards, PIS system HDMI high definition transmitting end and playing controller to be integrated, make biography
The construction of the PIS system of system is more standardized, standardization, thus solves different transmission standards and present the solution of numeral, high definition
Scheme.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model high definition Fiber Video Frequency Transmission equipment.
In accompanying drawing, the list of parts representated by each label is as follows:
1, device housings, 2, housing back panel, 3, power supply circuit board, 4, printed circuit backboard, 5, guide rail, 6, up video passes
Defeated circuit board, 7, Downstream video transmission circuit plate, 8, subway concourse transmission of video circuit board, 9, gateway transmission of video circuit board, 10,
Screw, 31, earth stud, 32, outlet, 33, power supply indicator, 34, power switch button.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.
The utility model discloses a kind of high definition Fiber Video Frequency Transmission equipment, as it is shown in figure 1, include device housings 1, shell
Backboard 2, power supply circuit board 3 and multiple transmission of video circuit board, wherein, housing back panel 2 is provided with printed circuit backboard 4, if
The inside of standby shell 1 is provided with guide rail 5, power supply circuit board 3 and multiple transmission of video circuit board by region and is set by guide rail 5 insertion
In standby shell 1.In the present embodiment, multiple transmission of video circuit boards can include up transmission of video circuit board 6, Downstream video
Transmission circuit plate 7, subway concourse transmission of video circuit board 8 and gateway transmission of video circuit board 9, can pass through device housings respectively
Internal guide rail 5 plugs.Printed circuit backboard 4 then can be fixed on housing back panel 2 by screw 10, and housing back panel 2 then leads to
Cross screw 10 to fix with device housings 1.Concrete, in the present embodiment, power supply circuit board 3 is additionally provided with earth stud 31,
Outlet 32, power supply indicator 33 and power switch button 34.Wherein, earth stud 31 is used for connecting ground wire, protects equipment
And board safety；Outlet 32 is AC220V plant-grid connection port；Whether power supply indicator 33 is just energized for display device
Often；Power switch button 34 is for switchgear.
In the present embodiment, up transmission of video circuit board 6, Downstream video transmission circuit plate 7, subway concourse transmission of video circuit
Plate 8 and gateway transmission of video circuit board 9 can be mutually linked, by power supply circuit board 3 by printed circuit backboard 4
There is provided working power for these circuit boards, and up transmission of video circuit board 6, Downstream video transmission circuit plate 7, subway concourse video pass
Defeated circuit board 8 and gateway transmission of video circuit board 9 can independently work.
In the present embodiment, up transmission of video circuit board 6, Downstream video transmission circuit plate 7, subway concourse transmission of video circuit
All being arranged side by side 8 tunnel individual fibers coffrets on plate 8 and gateway transmission of video circuit board 9,10G can be transmitted in every road
The data of bandwidth, can transmit the information such as the HD video information of Broadcast Control device output, information of arriving at a station, news, weather.
It addition, up transmission of video circuit board 6, Downstream video transmission circuit plate 7, subway concourse transmission of video circuit board 8 and
All use duplex data serial ports on gateway transmission of video circuit board 9, for remote data control, specifically can use full duplex
RS232 digital serial port carries out data transmission, thus improves data transmission efficiency.The many matchmakers of fine definition it are additionally provided with on each circuit board
Body interface (High Definition Multimedia Interface is called for short HDMI), communications status display lamp and RJ45
Maintenance/upgrade interface, wherein, HDMI is mainly used in HD video and accesses；Communications status display lamp is mainly used in showing every road light
The state of fine transmission shows, it is simple to attendant intuitively differentiates, improves work efficiency；RJ45 maintenance interface is then for technology, dimension
Circuit board program is upgraded, is checked by the personnel that protect, amendment etc..
This utility model is by arranging power supply circuit board and multiple transmission of video circuit board, with by PIS in arranging simultaneously
The HDMI HD video transmitting end controlling zones of different in system integrates, and makes the construction of traditional PIS system more
Add standardization, standardization, thus solve different transmission standards and present the solution party that high definition/SD, digital-to-analog etc. is different
Case.
High definition Fiber Video Frequency Transmission equipment of the present utility model can arbitrarily distribute different board card modules, to meet various car
Standing the different needs in region, its modularity can arbitrarily regulate, and supports hot-swappable, is not just resulting in other regions when safeguarding
Often transmission, system stability, its nuclear interface standardizing, indicate obviousization, install and easy to maintenanceization；It is also equipped with status indicator lamp, can
To judge whether fault according to different lamp display different conditions, it is simple to safeguard；And equipment applied range, it is possible not only to application
In rail traffic station PIS system, it is also possible to be widely used on rail transit train；Communication serial ports uses full duplex work
Pattern, data can carry out transmitted in both directions simultaneously, it is ensured that the reliability in video transmitting procedure；Equipment uses fan-free knot
Structure designs, it is ensured that the stability of equipment and reliability.
This high definition Fiber Video Frequency Transmission equipment applied range, can not only be applied in rail traffic station PIS system,
Can be applied in HD video multi-medium information spreading system on train, the transmission of broadcast level system high definition HDMI, military exercises
HD video in the long-distance transmissions of high-definition video signal, the long-distance transmissions of safety monitoring high-definition video signal, large-scale performance
Signal transmission, various HD video should occasion.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (5)
1. a high definition Fiber Video Frequency Transmission equipment, it is characterised in that include device housings, housing back panel, power supply circuit board and
Multiple transmission of video circuit boards, described housing back panel is internally provided with printed circuit backboard, and district is pressed in the inside of described device housings
Territory is provided with guide rail, described power supply circuit board and multiple transmission of video circuit board and is inserted in described device housings by guide rail.
High definition Fiber Video Frequency Transmission equipment the most according to claim 1, it is characterised in that the plurality of transmission of video circuit
Plate includes up transmission of video circuit board, Downstream video transmission circuit plate, subway concourse transmission of video circuit board and gateway video
Transmission circuit plate.
High definition Fiber Video Frequency Transmission equipment the most according to claim 1, it is characterised in that described printed circuit backboard passes through
Screw is fixed on inside described housing back panel.
High definition Fiber Video Frequency Transmission equipment the most according to claim 1, it is characterised in that described housing back panel passes through screw
Fix with described device housings.
5. according to the high definition Fiber Video Frequency Transmission equipment described in any one of Claims 1 to 4, it is characterised in that described power supply electricity
Earth stud, outlet, power supply indicator and power switch button it is provided with on the plate of road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698959.1U CN205847278U (en) | 2016-07-05 | 2016-07-05 | High definition Fiber Video Frequency Transmission equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698959.1U CN205847278U (en) | 2016-07-05 | 2016-07-05 | High definition Fiber Video Frequency Transmission equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205847278U true CN205847278U (en) | 2016-12-28 |
Family
ID=58149841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620698959.1U Active CN205847278U (en) | 2016-07-05 | 2016-07-05 | High definition Fiber Video Frequency Transmission equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205847278U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106791705A (en) * | 2017-01-24 | 2017-05-31 | 杭州中威电子股份有限公司 | A kind of simple and direct tunnel HD video of low cost changes system |
| CN107027011A (en) * | 2017-05-05 | 2017-08-08 | 和赢汇通智能科技（苏州）有限公司 | A kind of video high definition fibre optic transmission equipment |
-
2016
- 2016-07-05 CN CN201620698959.1U patent/CN205847278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106791705A (en) * | 2017-01-24 | 2017-05-31 | 杭州中威电子股份有限公司 | A kind of simple and direct tunnel HD video of low cost changes system |
| CN107027011A (en) * | 2017-05-05 | 2017-08-08 | 和赢汇通智能科技（苏州）有限公司 | A kind of video high definition fibre optic transmission equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |