CN205092038U - A projection imaging device that is used for subway glass screen to cover door - Google Patents
A projection imaging device that is used for subway glass screen to cover door Download PDFInfo
- Publication number
- CN205092038U CN205092038U CN201520655913.7U CN201520655913U CN205092038U CN 205092038 U CN205092038 U CN 205092038U CN 201520655913 U CN201520655913 U CN 201520655913U CN 205092038 U CN205092038 U CN 205092038U
- Authority
- CN
- China
- Prior art keywords
- information
- shield door
- subway
- imaging device
- light modulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
The utility model relates to a projection imaging device that is used for subway glass screen to cover door includes center control system, signal perception system, message transmission system, display system, sound system and safety protection system respectively, wherein: center control system connects other 5 systems. Center control system possesses multiple safety protection interface, and the district adds crowd's density detector and picture luminance induction system at the platform. When the crowd gathers the arrival warning value, the density inductance gauge will trigger center control system, and the shield door picture switches to sparse suggestion or becomes the vitreous state. The utility model discloses a shield door display system's operation safety can fully be guaranteed to the projection imaging device, and the reunion shield door shows the novelty and the audio -visual visual effect of information can reinforcing information reach the rate, promotes economic benefits.
Description
Technical field
The utility model belongs to tube advertising equipment technical field, is specifically related to a kind of information on subway glass shield door and advertisement projection imaging device.
Background technology
Subway superelevation ageing is the vehicles of current people city trip prioritizing selection, and subway is because its lower network bulkily had and flow of the people are also described as the second stealthy city.Compare other mode of transportation, Metro Space relative closure, not by extraneous various environmental interference, the notice Relatively centralized of the passenger that waits, in conjunction with the waiting time of rule, information attention rate can significantly rise.
Subway existing information is issued and is divided into 2 large classes, and a class is static information, main use lamp box and paster.Another kind of is multidate information, utilizes the LCD in subway carriage, in platform, subway concourse and passage or LED screen to issue.The conventional electronic device that multidate information uses is subject to the restriction of physical characteristics and the restriction of safety of subway operation, can not be placed on passenger's residence time is the longest, concern power is strong platform glass shield door (partition).Therefore, projecting glass (film) display technique of varying degrees of transparency is current optimal display technique.
Utility model content
The purpose of this utility model is to overcome the deficiency of above-mentioned traditional display technologies in shield door application, in conjunction with subway to the strict needs of safe operation, at the information displaying ensureing to realize under secured premise on glass shield door.
In order to realize above-mentioned utility model object, the technical solution adopted in the utility model is as follows:
A projection imaging device on subway glass shield door, comprises central control system, signal sensory perceptual system, the information transmission system, display system, sound system and security protection system; Central control system is connected with signal sensory perceptual system, the information transmission system, display system, sound system and security protection system respectively;
Described security protection system comprises platform crowd density inductor, screen intensity inductor, projector poses sensor and the urgent switch controller of physics;
Described platform crowd density inductor is for detecting platform crowd density, and it is connected with central control system by the information transmission system;
Described screen illumination sensors is for providing the brightness calibration information of display system, and it is connected with central control system by the information transmission system;
Described attitude sensor is used for providing projector poses adjustment information, and it is connected with central control system by the information transmission system;
Described physics emergency governor is also connected with the power supply of described display system, opening and closedown for manual control display system.
Further, described signal sensory perceptual system comprises: train trigger sensor, metro operation signal transmission device.Wherein:
Described train trigger sensor is installed in tunnel, platform both sides, for the open and close of described display system provide triggering command; Described train trigger sensor is selected from infrared, laser, electromagnetism, audio frequency, pressure, displacement or air velocity transducer;
Described metro operation signal transmission device is for transmitting by unified train in/out station passenger information system information, system time service information and the urgent forewarn information provided of metro operation control center.
Further, the described information transmission system comprises control information forwarder and image information forwarder, and the transmission mode of employing comprises twisted-pair feeder, optical fiber, RF cable, WIFI and less radio-frequency mode of movement.
Further, described display system comprises projector and screen display device, and described projector is high definition projector, and sharpness is not less than 2K, is arranged in platform Gui Hang district; Described screen display device is double glazing sandwich construction, middle layer is light modulation film, or adopt the mode of Electrostatic Absorption to be fitted on shield door glass by light modulation film, light modulation film is connected with power supply, realizes mist state and the clear state of light modulation film by opening and closing power supply.
Further, described sound system comprises: power amplifier and interface attaching type phonation unit; Described power amplifier uses level pressure and fixed-resistance output form; Described phonation unit attaches on the shield door glass of Hang Qu side in-orbit.
Projector is arranged in platform Gui Hang district by the projection imaging device that the utility model provides, by image projection on screen display device.During without train, shield door display information; When train is about to enter the station, shield door display train is about to information of arriving at a station, and shield door recovers transparent immediately, and after train sails out of, shield door recovers display state.
Energy-conservation in order to realize, when without train, whether detection has passenger to wait nearby by density tester, can control the switch of corresponding shield door display system voluntarily.When Density Detection value is higher than safety value, immediately by data feedback to central control system, central control system will stop Projection Display work, recover the pellucidity of shield door, and inside and outside ensureing shield door, both sides get a clear view, and improve safety assurance.Picture brightness induction installation will regulate shield door picture brightness automatically, to avoid interference subway staff sight line or to affect the visual effect of passenger.Consider the Hoisting Security in Gui Hang district, attitude sensor will add in lifting projector, when projector is subject to very big blast or vibrations are subjected to displacement change, and system alarm prompting staff.
The projection imaging device that the utility model provides, platform glass partition can be made full use of under safing prerequisite, the glass partition of subway platform can be allowed to present the image of high definition image quality, glass partition is made to become large-scale visual advertising carrier, play dynamic image to attract to wait the notice of passenger, thus realize good advertising results, create economic interests.When subway is about to enter the station, can for passenger plays the information that subway is about to enter the station on glass partition, glass partition can be allowed to recover transparent when subway enters the station, ensure that subway staff and passenger have good visual field, ensure subway circulation safety, closely agree with the needs of metro safety operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structured flowchart of the utility model embodiment;
Fig. 3 is the structural representation of light modulation projection film and light modulation projecting glass;
Fig. 4 is the principle schematic that the transparent and opaque state of light modulation projection film and light modulation projecting glass switches;
In figure, 1-screen display device, 2-sound system, 3-projector, 4-image information forwarder, 5-attitude sensor, 6-screen illumination sensors, 7-platform crowd density detecting device, 8-light modulation film power supply, 9-control information forwarder.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As depicted in figs. 1 and 2, a kind of information on subway glass shield door and advertisement projection imaging device, it is the light modulation optical projection system functionally constructed based on electrically-controlled liquid crystal light modulation film or electrically-controlled liquid crystal light modulation glass, and wherein sound system 2 adopts rate amplifier and interface attaching type phonation unit; Described power amplifier uses level pressure and fixed-resistance output form; Described phonation unit attaches on the shield door glass of Hang Qu side in-orbit.Control information forwarder 9 is connected with light modulation film power supply 8, controls the transparency conversion of light modulation film; Described projector 3 and image information forwarder 4 are installed in-orbit above row district madial wall in the lump, are rendered to by image on screen display device 1.Described control information forwarder 9 is connected with described sound system 2, and central control system controls the work of sound system 2 by control information forwarder 9.Described screen illumination sensors 6 is connected with control information forwarder 9 with platform crowd density detecting device 7, detection data is sent in central control system.Described attitude sensor 5 is connected with image information forwarder 4, data is sent in machine room central control system.The setting of attitude sensor 5 is the Hoisting Securities in order to consider in Gui Hang district, and when projector is subject to very big blast or vibrations are subjected to displacement change, attitude sensor 5 by information feed back to central control system, can send alarm staff.
Projection pattern of the present utility model is rear-projection mode, projector 3 is arranged on the top of subway tunnel madial wall, image is rendered on described screen display device 1, projection imaging is on glass partition, view and admire for platform passenger, its operation principles is, by the projection of server controls light modulation projection film whether transparent (ON state/OFF state) and projector whether (ON state/OFF state) collocation, realizes following functions:
1) when receiving subway PIS home signal or the sensor group entered the station in end tunnel triggers close to perception, show that train is about to enter the station, the light modulation film that central control system controls screen display device 1 opens pellucidity (energising), display system closedown, sound system is closed, and shield door restores to the original state;
2) when receiving the sensor group in subway PIS signal leaving from station or departures end tunnel and triggering, show that train sets off, the light modulation film of central control system control screen display device 1 opens mist state (power-off), display system is resumed operation, sound system function is opened, and shield door cuts off and presents projection image;
3) the watchful passenger of continuous flicker of dimming glass (film) can be passed through, image information signal passengers train also can be used to be about to enter the station, safe and orderly by bus.
Information server in display system adopts the built-in player of networking, inserts USB flash disk or SD card reading data, also push resource by network shared resource server is unified, configure broadcast strategy by special software by this locality.This information service player has two sets of plan alternative:
A. hubbed mode, built-in player is placed in machine room, play content will utilize optical fiber information to be delivered to the place of projector in Gui Hang district message recipient by information generator, and 6 ~ 8 is one group, plays unified information source.
B. dispersion pattern, the projector in built-in player and Gui Hang district puts together, and pushes video data, can play various information source separately by network remote.
Signal sensory perceptual system adopts multiple sensors cascade structure, such as into and out of exit installation infrared, sound wave and magnetometric sensor group, use sound, light and electromagnetic technique comprehensive descision train in/out station, combine and can significantly reduce erroneous judgement probability, and under ensureing monomer damage situation, system can reliability service.Separately change above-mentioned triggering mode into backup according to subway side's demand to trigger, the PIS scheduling signals provided based on subway side, sensor group is auxiliary, and when guaranteeing that PIS scheduling signals lost efficacy, system is work as usual still.
In addition, central control system is also connected with the physics emergency governor in security protection system, physics emergency governor is used for when central control system causes can not realizing automatically controlling due to some part fails or other reasons, Non-follow control is used to connect screen power supplies, thus make light modulation projection screen become transparent, enable the people on subway see outside situation clearly, avoid causing danger.
Screen display device 1 adopts light modulation projection film or light modulation projecting glass as projection screen, and the break-make only needing control system 1 to control power supply just can realize whether transparent switching on light modulation film, wherein:
1) self-adhesive type light modulation projection film can direct pad pasting on existing glass partition, is adapted at the glass partition that built up uses, and surface, through cure process, reaches 3H hardness, is convenient to maintaining.
2) glass partition at new subway station can use light modulation projecting glass, and performance is consistent with self-adhesive type light modulation projection film, and intensity is higher, is easy to maintenance.
The structure of light modulation projection film and light modulation projecting glass is as shown in Figure 3: the structure of light modulation projection film or light modulation projecting glass is middle is PDLC layer, the two-layer ITO conductive layer of outer clip, the more two-layer pet layer of outside folder.The principle that the transparent and opaque state of light modulation projection film and light modulation projecting glass switches is as shown in Figure 4: when light modulation projection film or the power-off of light modulation projecting glass (closed condition), liquid crystal molecule disordered orientation, cause material microscopic refractive indices mismatch, thus produce strong light scattering, now the outward appearance of light modulation projection film or light modulation projecting glass is milky opaque state; When light modulation projection film or the energising of light modulation projecting glass (opening), under electric field action, ordered liquid crystal molecule arranges, and Refractive Index of Material reaches unanimity, and optical radiation is significantly suppressed, and now light modulation film outward appearance is water white transparency state.
The performance parameter of light modulation projection film and light modulation projecting glass is as shown in the table:
Screen display device 1 uses special light modulation projection film or light modulation projecting glass, and imaging effect is remarkable, and picture is soft, without dazzling speck, be suitable for subway glass partition.
Projector 3 is arranged on the top of subway tunnel madial wall, installs firm, can be non-maintaining.Projector 3 adopts Engineering-type high brightness, high definition projector, projector can use DLP or the LCOS display technique of main flow, technical specification is for being not less than 1080p resolution, brightness is more than 4000 lumens, standard system meets 16:9,16:10 and 4:3, and light source can use mercury lamp or laser lamp, bulb life is not less than 2,000 hour.
A kind of information on subway glass shield door that the utility model provides and advertisement projection imaging device make full use of platform glass partition under safing prerequisite, the glass partition of subway platform can be allowed to present the image of high definition image quality, glass partition is made to become large-scale visual advertising carrier, play dynamic image to attract to wait the notice of passenger, thus realize good advertising results, create economic interests.When subway is about to enter the station, can for passenger plays the information that subway is about to enter the station on glass partition, glass partition can be allowed to recover transparent when subway enters the station, ensure that subway staff and passenger have good visual field, ensure subway circulation safety, closely agree with the needs of metro safety operation.
The above embodiment only have expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (5)
1. the projection imaging device on subway glass shield door, is characterized in that, comprises central control system, signal sensory perceptual system, the information transmission system, display system, sound system and security protection system; Central control system is connected with signal sensory perceptual system, the information transmission system, display system, sound system and security protection system respectively;
Described security protection system comprises platform crowd density inductor, screen intensity inductor, projector poses sensor and the urgent switch controller of physics;
Described platform crowd density inductor is for detecting platform crowd density, and it is connected with central control system by the information transmission system;
Described screen illumination sensors is for providing the brightness calibration information of display system, and it is connected with central control system by the information transmission system;
Described attitude sensor is used for providing projector poses adjustment information, and it is connected with central control system by the information transmission system;
Described physics emergency governor is also connected with the power supply of described display system, opening and closedown for manual control display system.
2. a kind of projection imaging device on subway glass shield door according to claim 1, it is characterized in that, described signal sensory perceptual system comprises: train trigger sensor and metro operation signal transmission device; Wherein:
Described train trigger sensor is installed in tunnel, platform both sides, for the open and close of described display system provide triggering command; Described train trigger sensor is selected from infrared, laser, electromagnetism, audio frequency, pressure, displacement or air velocity transducer;
Described metro operation signal transmission device is for transmitting by unified train in/out station passenger information system information, system time service information and the urgent forewarn information provided of metro operation control center.
3. a kind of projection imaging device on subway glass shield door according to claim 1, it is characterized in that, the described information transmission system comprises control information transmitter, control information receiver and image information forwarder, and the transmission mode of employing comprises twisted-pair feeder, optical fiber, RF cable, WIFI and less radio-frequency mode of movement.
4. a kind of projection imaging device on subway glass shield door according to claim 1, it is characterized in that, described display system comprises projector and screen display device, and described projector is high definition projector, sharpness is not less than 2K, is arranged in platform Gui Hang district; Described screen display device is double glazing sandwich construction, middle layer is light modulation film, or adopt the mode of Electrostatic Absorption to be fitted on shield door glass by light modulation film, light modulation film is connected with power supply, realizes clear state and the mist state of light modulation film by opening and closing power supply.
5. a kind of projection imaging device on subway glass shield door according to claim 1, it is characterized in that, described sound system comprises: power amplifier and interface attaching type phonation unit; Described power amplifier uses level pressure and fixed-resistance output form; Described phonation unit attaches on the shield door glass of Hang Qu side in-orbit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655913.7U CN205092038U (en) | 2015-08-27 | 2015-08-27 | A projection imaging device that is used for subway glass screen to cover door |
| HK16110089.3A HK1223242A2 (en) | 2015-08-27 | 2016-08-24 | A projection imaging device that is used for subway glass screen to cover door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655913.7U CN205092038U (en) | 2015-08-27 | 2015-08-27 | A projection imaging device that is used for subway glass screen to cover door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205092038U true CN205092038U (en) | 2016-03-16 |
Family
ID=55482704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520655913.7U Active CN205092038U (en) | 2015-08-27 | 2015-08-27 | A projection imaging device that is used for subway glass screen to cover door |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205092038U (en) |
| HK (1) | HK1223242A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017032286A1 (en) * | 2015-08-27 | 2017-03-02 | 姜旭东 | Projection imaging apparatus used on metro glass screen door |
| CN107589125A (en) * | 2017-09-13 | 2018-01-16 | 杭州艾咪科技有限公司 | subway shield glass display system |
| CN109947381A (en) * | 2019-02-28 | 2019-06-28 | 佛山星乔电子科技有限公司 | The Multi-line linkage control method and control system of a kind of subway semi-transparent display apparatus group |
-
2015
- 2015-08-27 CN CN201520655913.7U patent/CN205092038U/en active Active
-
2016
- 2016-08-24 HK HK16110089.3A patent/HK1223242A2/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017032286A1 (en) * | 2015-08-27 | 2017-03-02 | 姜旭东 | Projection imaging apparatus used on metro glass screen door |
| CN107589125A (en) * | 2017-09-13 | 2018-01-16 | 杭州艾咪科技有限公司 | subway shield glass display system |
| CN109947381A (en) * | 2019-02-28 | 2019-06-28 | 佛山星乔电子科技有限公司 | The Multi-line linkage control method and control system of a kind of subway semi-transparent display apparatus group |
| CN109947381B (en) * | 2019-02-28 | 2023-08-25 | 佛山星乔电子科技有限公司 | Multi-line linkage control method and control system for subway semitransparent display device group |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1223242A2 (en) | 2017-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105047108A (en) | Projection imaging device for subway glass shielded gate | |
| CN205069072U (en) | A interactive projection imaging device that is used for subway glass screen to cover door | |
| CN204614401U (en) | A kind of information on subway glass shield door and advertisement projection imaging device | |
| CN205092038U (en) | A projection imaging device that is used for subway glass screen to cover door | |
| CN106205407A (en) | A kind of display system for subway shield door | |
| CN207718772U (en) | Advertisement delivery system suitable for subway electronic-control dimming glass shield door | |
| CN202677779U (en) | Display device on transparent media | |
| CN202563239U (en) | Projection display system of transparent vehicle window | |
| CN209182949U (en) | A kind of Multifunctional electronic stop board Centralized Controller | |
| CN107067596A (en) | A kind of fire alarm and emergency evacuation route display terminal and its display methods | |
| CN209371087U (en) | A kind of multifunctional intellectual street lamp based on Internet of Things | |
| CN211173770U (en) | Projection system for subway shielding door | |
| CN107215364A (en) | A kind of level crossing remote centralized control system | |
| CN207052259U (en) | A kind of control device suitable for subway electric-controlled light-regulating film glass ad system | |
| CN109318935A (en) | A kind of information broadcasting system for Rail Transit System | |
| CN204989740U (en) | Show window media issue equipment | |
| CN205844840U (en) | A kind of freeway tunnel this locality control system | |
| CN208335647U (en) | Metro overall height door transparent liquid crystal shows advertising device | |
| CN209312374U (en) | It is a kind of based on the infrared sensing Bright View remotely controlled | |
| CN204309807U (en) | A kind of train video delivery network system based on ZigBee technology | |
| CN206682896U (en) | A kind of smart city lighting lamp lever | |
| CN206058796U (en) | A kind of LED-backlit energy-conservation mosaic screen of Intelligent adjustment color | |
| CN210245019U (en) | Projection type multimedia system of rail transit platform shielding door | |
| CN202422628U (en) | Light-emitting diode (LED) display screen glass curtain wall controlled in wireless networking way | |
| CN214670720U (en) | Intelligent advertisement display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190110 Address after: 100089 1709-039, 113 Zhichun Road, Haidian District, Beijing Patentee after: Gravity video (Beijing) Technology Co., Ltd. Address before: 100195 No. 65 Xingshikou Road, Haidian District, Beijing - 128 Patentee before: Jiang Xudong |
|
| TR01 | Transfer of patent right |