CN207650540U - Screen door in rail transit projection arrangement - Google Patents
Screen door in rail transit projection arrangement Download PDFInfo
- Publication number
- CN207650540U CN207650540U CN201721731321.4U CN201721731321U CN207650540U CN 207650540 U CN207650540 U CN 207650540U CN 201721731321 U CN201721731321 U CN 201721731321U CN 207650540 U CN207650540 U CN 207650540U
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- Prior art keywords
- projection
- mirror
- rail transit
- screen door
- projection arrangement
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Abstract
The utility model discloses screen door in rail transit projection arrangements, the screen door in rail transit projection arrangement includes projecting apparatus, the first projection mirror and the second projection mirror, first projection mirror is plane mirror, and second projection mirror is free-form surface mirror.The screen door in rail transit projection arrangement of the utility model can project image to the screen of fixed mask door from shielding header case, pass through the setting of the first projection mirror and second projection mirror, correspondingly correct the deformation of image, improve the multiplying power of image, and meet every limit requirement of screen door in rail transit track equipment setting, in the case where meeting the requirement of screen door in rail transit projection, traffic safety also can guarantee.
Description
Technical field
The utility model is related to technical field of optical instrument, and in particular to screen door in rail transit projection arrangement.
Background technology
As passenger is in the diversification of the information requirement of track traffic space different location, slave station is outer, entrance, channel,
Subway concourse, platform have unified information source until train has had been established set of passenger information system (PIS), information publication
Strategy, information transmitting carrier include multimedia messages large-size screen monitors, splice large-size screen monitors, self-service inquiry terminal, broadcast and subway movement electricity
Depending on etc..
Carrier as publication passenger information system by way of Projection Display on shield door can yet be regarded as one it is good
Method, picture dimension is big, viewpoint covering is wide, and display train arrival and leaving etc. provides news program for information about, for the passenger that waits, plays
The services such as advertisement.
A kind of mode recorded in patent document 1 (patent No. CN 103189906A) is that in-orbit row is installed by projector
Area, projecting light path pass through above track, are imaged on shield door, and train reaches, and projecting light path is blocked by train, is not imaged.But
It is during train reaches, passenger information system still has information to need to issue, so train can continue to play information during reaching
The function of publication becomes the problem of urgent need to resolve.
In vertical ultra short focal projector recorded in patent document 2 (patent No. CN20612049U), projector lens
Positioned at lower part of the housing position, direction of illumination is equipped with non-spherical reflector straight up, in the top of projection lens, in the upper of shell
Side is equipped with light outlet, and the light that projection lens projects is projected by light outlet and projected through non-spherical reflector.In this embodiment,
Projector lens direction of illumination is straight up and projection ray also projects upwards, recorded in the utility model and patent document 2
The vertical ultra short focal projector of (patent No. CN20612049U) belongs to different projection machine platforms, and projecting direction is different, is taken
The projector distance obtained is also different.
Also there is the ultra short focal projector much based on reflective principle at present, although projecting size in shorter distance
Larger picture, but limited by the restriction and safety of subway operation of physical characteristic, these projectors cannot meet the requirements.
The projection arrangement of the utility model not only fully ensures that the operation of screen door is awaited a subway the requirement of operation security, is additionally provided
Novel and intuitive visual effect, meets the market demand.
Utility model content
In order to solve the deficiencies in the prior art, the utility model discloses screen door in rail transit projection arrangement, Neng Goushi
The technique effect that now aspherical shape of speculum is precisely adjusted, provide it is a kind of from fixed mask header case will show image with
Maximum size, minimum deformation are shown in the projection arrangement on fixed mask door glass screen.
The utility model is achieved through the following technical solutions：
Screen door in rail transit projection arrangement, which is characterized in that the screen door in rail transit projection arrangement includes projection
Instrument, the first projection mirror and the second projection mirror, first projection mirror is plane mirror, second projection
Speculum is free-form surface mirror.
Preferably, second projection mirror back side is equipped with fixed plate, and fixed plate is equipped with mirror surface adjustment structure,
Adjusting it can make the second projection mirror by flat state at most curved surface state.
Preferably, the fixed plate is equipped with multiple fixed plate holes, and each fixed plate hole is equipped with the mirror surface tune
Section structure, the mirror surface adjustment structure are assembled by sliding block, spacer pin, universal base, universal screw and adjusting nut, institute
It is U-shaped sliding block to state sliding block, and the bottom end of sliding block is fixed on the second projection mirror back side, sliding block U-lag end and the universal base
Top fitting, the universal base can move in spacer pin limits in U-shaped sliding block U-lag, and be limited by the spacer pin,
Described universal screw one end is against in the kerve of universal base lower part, and the other end passes through the adjusting nut, the adjusting nut installation
In institute in fixed plate hole.
Preferably, the shield door projection arrangement further includes an engine base, and train and visitor can be installed on by engine base
In the top case for transporting one or more platform fixed mask doors between platform, carried on the back to the screen being arranged on fixed mask door
Face projects, the width of the shield door projection arrangement be no more than fixed mask header case platform side front shroud with after top case rail side
The distance between cover board, the reflecting surface of first projection mirror and the reflecting surface of the second projection mirror phase at an angle
To opposed, the reflecting surface of second speculum is towards the screen on fixed mask door.
Preferably, the maximum of first projection mirror and second projection mirror is smaller than the projection and fills
Set the 30% of overall width.
Preferably, the width of of length no more than projection arrangement of second projection mirror.
Preferably, the Diagonal Dimension of the image of the projection device on the screen is more than 80 inches.
Preferably, it is provided with height adjustment screw above the projector.
Preferably, adjustment of displacement plate and angle adjustment plate, the second projection reflection are provided on first projection mirror
Shift adjusting machine and angle adjustment screw are provided on mirror.
Preferably, the fixed plate hole is round or ellipse, and the screw terminal of the universal screw is spherical shape.
Preferably, the adjusting nut of the mirror surface adjustment structure is equipped with buckle, and institute can be locked and be unclamped to the buckle
State adjusting nut.
The beneficial effects of the utility model：The screen door in rail transit projection arrangement of the utility model can be by image from screen
It covers header case to project to the screen of fixed mask door, passes through setting for the first projection mirror and second projection mirror
It sets, correspondingly corrects the deformation of image, improve the multiplying power of image, and meet each of screen door in rail transit track equipment setting
Item limit requirement also can guarantee traffic safety in the case where meeting the requirement of screen door in rail transit projection.
Description of the drawings
Fig. 1 is the structural schematic diagram of the screen door in rail transit projection arrangement of the utility model；
Wherein 1 is engine base, and 2 be projecting apparatus, and 3 be the first projection mirror, and 4 be the second projection mirror, and 5 be top case, and 6 are
Fixed mask door, 7 be height adjustment screw, and 8 be adjustment of displacement plate, and 9 be angle adjustment plate, and 10 be shift adjusting machine, and 11 are
Angle adjusts screw, and 12 be fixed plate.
Fig. 2 is the structural schematic diagram of mirror surface adjustment structure in the utility model；
Wherein 4 be the second projection mirror, and 12 be fixed plate, and 13 be sliding block, and 14 be universal base, and 15 be universal screw, 16
It is buckle for adjusting nut, 17,18 be spacer pin.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Screen door in rail transit projection arrangement, the screen door in rail transit projection arrangement include that projecting apparatus 2, first projects
Speculum 3 and the second projection mirror 4, first projection mirror 3 is plane mirror, second projection mirror 4
It is free-form surface mirror.
Preferably, 4 back side of the second projection mirror is equipped with fixed plate 12, and fixed plate 12 is adjusted equipped with mirror surface
Structure, adjusting it can make the second projection mirror 4 by flat state at most curved surface state.
Mirror surface adjustment structure is set, the second projection mirror 4 can be made to maintain curved reflector flatness
Meanwhile using region and independently adjust and adjustment is implemented to surface figure accuracy with the adjustment of region dependent, it realizes plane reflection
Mirror is accurately adjusted to the technique effect of curved reflector.
Preferably, the fixed plate 12 is equipped with multiple fixed plate holes, and each fixed plate hole is equipped with the mirror surface
Adjustment structure, the mirror surface adjustment structure is by sliding block 13, spacer pin 18, universal base 14, universal screw 15 and adjusting nut
16 assemble, and the sliding block 13 is U-shaped sliding block, and the bottom end of sliding block 13 is fixed on 4 back side of the second projection mirror, sliding block U
Shape slot end and 14 top fitting of the universal base, the universal base 14 can move in spacer pin 18 limits in U-shaped sliding block U-lag
It is dynamic, and limited by the spacer pin 18, described 15 one end of universal screw is against in 14 lower part kerve of universal base, and the other end passes through institute
Adjusting nut 16 is stated, the adjusting nut 16 is installed on institute in fixed plate hole.
Preferably, the shield door projection arrangement further includes an engine base 1, by engine base 1 can be installed on train with
In the top case 5 of one or more platform fixed mask doors 6 between passenger platform, to the screen being arranged on fixed mask door 6
Rear projection is carried out, the width of the shield door projection arrangement is no more than 5 platform side front shroud of fixed mask header case and top case 5
The distance between rail side back shroud, the reflecting surface of first projection mirror 3 and the reflecting surface of the second projection mirror 4 are in
Certain angle is opposed in opposite directions, and the reflecting surface of second speculum 4 is towards the screen on fixed mask door 6.
By the micro-adjustment of the coordinate to the first projection mirror 3 and the second speculum 4, carry out from baseline optical face to anti-
The amendment of the distance in face is penetrated, described image display size and the correction factor are different according to present position.
Preferably, first projection mirror 3 and the maximum of second projection mirror 4 are smaller than the throwing
The 30% of image device overall width.
Preferably, the width of of length no more than projection arrangement of second projection mirror 4.
Preferably reflect mirror spacing and shield door projection arrangement position setting, make projected light beam not by shielding header case with
Fixed mask door door body is blocked, and in positional distance of the train-side without departing from shielding header case rail side back shroud, to make screen
Limit of the projected light beam without departing from shield door rail side for covering a projection arrangement, avoids the light pollution caused in the areas Gui Hang, shadow
Ring traffic safety.
Preferably, the Diagonal Dimension of the image of the projection device on the screen is more than 80 inches.
Preferably, it is provided with height adjustment screw 7 above the projector, the height of projector can be adjusted.
Preferably, adjustment of displacement plate 8 and angle adjustment plate 9 are provided on first projection mirror 3, the second projection is anti-
It penetrates on mirror 4 and is provided with shift adjusting machine 10 and angle adjustment screw 11, the projection of the first projection mirror 3 and second can be adjusted
The position of speculum 4.
Preferably, the fixed plate hole is round or ellipse, and the screw terminal of the universal screw 15 is spherical shape.
Preferably, the adjusting nut 16 of the mirror surface adjustment structure be equipped with buckle 17, it is described buckle 17 can lock with
Unclamp the adjusting nut 16.
In one embodiment, the projection of projector is compared less than 0.28：1, image is sent out by projector, first by first
Projection mirror 3 reflects, and the first projection mirror 3 is plane mirror, and adjustment adjustment of displacement plate 8 and angle adjustment plate 9 make image have
It is certain to tilt, it is reflected away with realizing that image light path is turned back to suitable angle, the light reflected from the first projection mirror 3 is again
It is reflected into projection imaging on screen by the second projection mirror 4, the second projection mirror 4 is free form surface convex reflecting mirror,
It adjusts shift adjusting machine 10 on the second projection mirror 4 and adjusts screw 11 with angle, by the adjustment of coordinate, correct from image
Benchmark to reflecting surface distance, top reflective light from the frame lower edge of 5 bottom of top case of fixed mask door 6 and door body project,
It will not be blocked, and reach the top of screen；Bottom reflection light is no more than the vertical extension of shielding 5 rail side back shroud of header case
Line；The left hand edge of second projection mirror 4 is no more than shielding 5 rail side back shroud of header case with the reflected light that right hand edge is sent out
Vertical extension line, the picture width of curved mirror reflection and the height of curved mirror reflection are more than plane mirror reflection light width and put down
The height of face mirror reflection, by the second projection mirror 4, the distortion that correction wide-angle projection generates reduces deformation, enlarged drawing
Picture improves quality.
The foregoing is merely utility model preferred embodiments, and be not intended to limit the utility model applies for a patent model
It encloses, so all equivalent structures with made by the utility model specification and diagramatic content change, it is new to be all contained in this practicality
In the protection domain of type.
Claims (11)
1. screen door in rail transit projection arrangement, which is characterized in that the screen door in rail transit projection arrangement include projecting apparatus,
First projection mirror and the second projection mirror, first projection mirror is plane mirror, and second projection is anti-
It is free-form surface mirror to penetrate mirror, and the reflecting surface of first projection mirror and the reflecting surface of the second projection mirror are in certain
Angle is opposed in opposite directions.
2. screen door in rail transit projection arrangement according to claim 1, which is characterized in that second projection mirror
The back side is equipped with fixed plate, and fixed plate is equipped with mirror surface adjustment structure, and adjusting it can make the second projection mirror by planar
State at most curved surface state.
3. screen door in rail transit projection arrangement according to claim 2, it is characterised in that the fixed plate is equipped with more
A fixed plate hole, each fixed plate hole are equipped with the mirror surface adjustment structure, the mirror surface adjustment structure by sliding block,
Spacer pin, universal base, universal screw and adjusting nut assemble, and the sliding block is U-shaped sliding block, and the bottom end of sliding block is fixed on the
On the two projection mirror back sides, sliding block U-lag end and universal base top fitting, the universal base can be in spacer pin limits
It moves in U-shaped sliding block U-lag, and is limited by the spacer pin, described universal screw one end is against in the kerve of universal base lower part,
The other end passes through the adjusting nut, the adjusting nut to be installed on institute in fixed plate hole.
4. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that the shield door is thrown
Image device further includes an engine base, and can be installed on one or more platforms between train and passenger platform by engine base consolidates
Determine in the top case of shield door, rear projection is carried out to the screen being arranged on fixed mask door, the shield door projection arrangement
Width is no more than the distance between fixed mask header case platform side front shroud and top case rail side back shroud, first projection
The reflecting surface of speculum is opposite at an angle opposed with the reflecting surface of the second projection mirror, second projection mirror
Reflecting surface is towards the screen on fixed mask door.
5. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that first projection
The maximum of speculum and second projection mirror is smaller than the 30% of the projection arrangement overall width.
6. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that second projection
The width of of length no more than projection arrangement of speculum.
7. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that the projection arrangement
The Diagonal Dimension of the image of projection on the screen is more than 80 inches.
8. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that in the projector
Side is provided with height adjustment screw.
9. screen door in rail transit projection arrangement according to claim 1,2 or 3, which is characterized in that first projection
It is provided with adjustment of displacement plate and angle adjustment plate on speculum, shift adjusting machine and angle are provided on the second projection mirror
Adjust screw.
10. screen door in rail transit projection arrangement according to claim 3, which is characterized in that the fixed plate hole is circle
The screw terminal of shape or ellipse, the universal screw is spherical shape.
11. screen door in rail transit projection arrangement according to claim 3, which is characterized in that the mirror surface is adjusted
The adjusting nut of structure is equipped with buckle, and the adjusting nut can be locked and be unclamped to the buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721731321.4U CN207650540U (en) | 2017-12-11 | 2017-12-11 | Screen door in rail transit projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721731321.4U CN207650540U (en) | 2017-12-11 | 2017-12-11 | Screen door in rail transit projection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650540U true CN207650540U (en) | 2018-07-24 |
Family
ID=62880450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721731321.4U Expired - Fee Related CN207650540U (en) | 2017-12-11 | 2017-12-11 | Screen door in rail transit projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207650540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107885018A (en) * | 2017-12-11 | 2018-04-06 | 广州艾恩电子有限公司 | A kind of screen door in rail transit projection arrangement |
-
2017
- 2017-12-11 CN CN201721731321.4U patent/CN207650540U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107885018A (en) * | 2017-12-11 | 2018-04-06 | 广州艾恩电子有限公司 | A kind of screen door in rail transit projection arrangement |
| CN107885018B (en) * | 2017-12-11 | 2024-05-28 | 广州艾恩电子有限公司 | Rail transit shield door projection arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20191211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |