CN205691931U - A kind of projection screen - Google Patents
A kind of projection screen Download PDFInfo
- Publication number
- CN205691931U CN205691931U CN201620555068.0U CN201620555068U CN205691931U CN 205691931 U CN205691931 U CN 205691931U CN 201620555068 U CN201620555068 U CN 201620555068U CN 205691931 U CN205691931 U CN 205691931U
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- China
- Prior art keywords
- curtain
- face
- wing flats
- projection screen
- extended surface
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- 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.)
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- 230000007704 transition Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
This utility model provides a kind of projection screen, it includes end curtain, wing flats and top curtain, first end of end curtain and wing flats connects, second end of top curtain and wing flats connects, the curtain face of the curtain face of end curtain and top curtain is oppositely arranged, and wherein, the curtain face of end curtain is the three-dimensional convex surface curtain face protruded to top curtain, the curtain face of top curtain includes three-dimensional concave surface curtain face, and the curtain face of wing flats is curtain at the bottom of seamless link and the plane or the curved surface that push up curtain；Wherein the perspective plane of end curtain is relative with top curtain, and the perspective plane of top curtain is relative with end curtain, and the perspective plane of wing flats is positioned at towards end curtain and the side of top curtain.Projection screen of the present utility model is by end curtain, cooperation between wing flats and top curtain, define the stereoscopic screen of a three-dimensional three-dimensional playing video, so beholder just can watch image, so that beholder has sense of reality on the spot in person from the 3-dimensional image picture play more life-likely.
Description
Technical field
This utility model relates to image projector equipment technical field, in particular it relates to a kind of projection screen.
Background technology
In the prior art, image generally uses the curtain face of plane and carries out projection projection.Further, also there are some films
The multiaspect curtain that projection room uses the combination of polylith plane curtain to be formed carries out projection projection, and, the shadow that each plane curtain is each shown
There is relatedness between Xiang or combination forms overall image frame, so that having presence when beholder watches.But, existing
The environment in living that grows directly from seeds is all that the mode of 3 D stereo exists, and the effect that plane curtain is projected is to the matter of a kind of Flat-picture of people
Sense, it is impossible to reproduce three-dimensional environment realistically, thus reduce beholder's viewing effect coming to its border personally in watching process.
Utility model content
The purpose of this utility model is to provide a kind of multiple surface assembled projection screen, it is intended to solve prior art midplane curtain nothing
Method reproduces three-dimensional environment realistically with the problem strengthening beholder's viewing effect coming to its border personally in watching process.
For solving above-mentioned technical problem, this utility model embodiment provides a kind of projection screen, it include end curtain, wing flats and
Top curtain, curtain of the described end is connected with the first end of described wing flats, and described top curtain is connected with the second end of described wing flats, the described end
The curtain face of curtain is oppositely arranged with the curtain face of described top curtain；Wherein, the curtain face of curtain of the described end is the 3-D out protruded to described top curtain
Curtain face, face, the curtain face of described top curtain includes three-dimensional concave surface curtain face, and the curtain face of described wing flats is end curtain described in seamless link and described
The plane of top curtain or curved surface；
The perspective plane of curtain of the wherein said end is relative with described top curtain, and the perspective plane of described top curtain is relative with curtain of the described end, institute
The perspective plane stating wing flats is positioned at towards curtain of the described end and the side of described top curtain；
It is additionally provided with transition curtain face between curtain face and the curtain face of described wing flats of described top curtain.
In projection screen described in the utility model, curtain of the described end has at least one summit, the position, summit of curtain of the described end
Optional position in region, curtain curtain face, the described end.
In projection screen described in the utility model, the summit of curtain of the described end is positioned at curtain of the described end and the boundary of described wing flats
Place.
In projection screen described in the utility model, described top curtain has at least one summit, the position, summit of described top curtain
Optional position in region, curtain curtain face, described top.
In projection screen described in the utility model, the cross section, curtain face of described wing flats includes but not limited in cambered surface or plane
One.
In projection screen described in the utility model, the curtain face of described wing flats includes main curtain face, the face of cylinder.
In projection screen described in the utility model, the central angle corresponding to main curtain face, the face of cylinder of described wing flats is β1,
0 ° of ＜ β1≤270°。
In projection screen described in the utility model, described top curtain be additionally provided with in the disconnected side with described wing flats one to
The top curtain extended surface that beholder direction extends, the curtain face of described top curtain extended surface includes but not limited in cambered surface or plane one.
In projection screen described in the utility model, the curtain face of described wing flats also includes the first wing flats extended surface and the second side
Curtain extended surface, described first wing flats extended surface with described second wing flats extended surface respectively both side ends with described wing flats be connected,
Described first wing flats extended surface is symmetrical arranged with the described second relative described wing flats of wing flats extended surface；Described first side extended surface
Curtain face includes but not limited in cambered surface or plane one, and the curtain face of described second side extended surface includes but not limited to cambered surface or plane
In one.
In projection screen described in the utility model, the curtain face of curtain of the described end includes end curtain extended surface, and curtain of the described end extends
The side in face is connected with described first wing flats extended surface, and the opposite side of curtain extended surface of the described end is with described second wing flats extended surface even
Connect.
In this utility model, by the cooperation between end curtain, wing flats and top curtain, define a three-dimensional three-dimensional broadcasting shadow
The stereoscopic screen of picture, on this multiple surface assembled projection screen during playing video, beholder the most completely by this
The 3-dimensional image picture that polyhedral projection combination curtain is play is surrounded, and such beholder just can be from the 3-dimensional image picture play
In watch image, so that beholder has sense of reality on the spot in person more life-likely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first preferred embodiment of projection screen of the present utility model；
Fig. 2 A to 2C is the decomposition texture schematic diagram of the first preferred embodiment of projection screen of the present utility model；
Fig. 3 is the structural representation of the second preferred embodiment of projection screen of the present utility model；
Fig. 4 A to 4C is the decomposition texture schematic diagram of the second preferred embodiment of projection screen of the present utility model；
Fig. 5 is the structural representation of the third preferred embodiment of projection screen of the present utility model；
Fig. 6 is the sectional view of the third preferred embodiment of projection screen of the present utility model；
Fig. 7 is the structural representation of the 4th preferred embodiment of projection screen of the present utility model；
Fig. 8 A to Fig. 8 B is the structural representation of the top curtain of the preferred embodiment of projection screen of the present utility model；
Fig. 9 A to Fig. 9 E is the cross section structure schematic diagram of the wing flats of the preferred embodiment of projection screen of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, and it can be directly separately
On one element or be connected on this another element.When an element is referred to as " being connected to " another element, and it is permissible
It is directly to another element or is indirectly connected on this another element.
Also, it should be noted the orientation term such as left and right, upper and lower in the present embodiment, be only each other relative concept or
With the normal operating condition of product as reference, and should not be regarded as restrictive.
Refer to Fig. 1, Fig. 2 A to Fig. 2 C, Fig. 1 is that the structure of the first preferred embodiment of projection screen of the present utility model is shown
It is intended to；Fig. 2 A to 2C is the decomposition texture schematic diagram of the first preferred embodiment of projection screen of the present utility model.Wherein Fig. 2 A is
The top cross sectional view of end curtain, Fig. 2 B is the vertical view interface schematic diagram of wing flats, and Fig. 2 C is the top cross sectional view of top curtain.
The projection screen 10 of this preferred embodiment includes end curtain 11, wing flats 12 and top curtain 13, the of end curtain 11 and wing flats 12
One end is connected, and top curtain 13 is connected with the second end of wing flats 12, and the curtain face of the curtain face of end curtain 11 and top curtain 12 is oppositely arranged, its
The curtain face of curtain of the middle end 11 is the three-dimensional convex surface curtain face protruded to top curtain 13, and the curtain face of top curtain 13 includes three-dimensional concave surface curtain face, wing flats
The curtain face of 12 is curtain 11 at the bottom of seamless link and the plane or the curved surface that push up curtain 13.
Wherein the perspective plane of end curtain 11 is relative with top curtain 13, and the perspective plane of top curtain 13 is relative with end curtain 11, the throwing of wing flats 12
Shadow face is positioned at towards end curtain 11 and the side of top curtain 13.Wherein end curtain 11 has a summit, and the summit of end curtain 11 can be located at
The optional position in region, curtain curtain face, the end.Top curtain 13 has at least one summit, and the summit of top curtain 13 is positioned at region, curtain curtain face, top
Optional position.The curtain face of the wing flats 12 of this preferred embodiment is main curtain face, the face of cylinder, corresponding to the main curtain face, the face of cylinder of wing flats 12
Central angle be β1, 0 ° of ＜ β1≤270°。
When the projection screen 10 of this preferred embodiment uses, different shadows play respectively by end curtain 11, wing flats 12 and top curtain 13
As picture, the image frame that image frame, the image frame of wing flats 12 broadcasting and the top curtain 13 that end curtain 11 is play is play can be
Independent image frame maybe can form overall continuous print image frame.So by between end curtain 11, wing flats 12 and top curtain 13
Coordinate, define the stereoscopic screen of a three-dimensional three-dimensional playing video, on this projection screen 10 during playing video, use
The 3-dimensional image picture play by this projection screen 10 the most completely at family surrounds, and by end curtain 11, wing flats
The efficient association of three pictures between 12 and top curtain 13 or form a globality image frame, such user just can be from
The 3-dimensional image picture play watches image, so that user has sense of reality on the spot in person more life-likely.
In the present embodiment, the curtain face of wing flats 12 includes main curtain face, face of cylinder part, and, corresponding to main curtain face, the face of cylinder
Center of circle angle beta1Span be between 0 ° to 270 °, i.e. 0 ° ＜ β1≤270°.Further, β is worked as1When=180 °, and this
Time the curtain face of wing flats 12 only have main curtain face, a face of cylinder, now, the central point of the present position of user is the two of wing flats 12
In plane determined by the circle central axis in the main curtain face, the face of cylinder of individual end and wing flats 12.So, user is at viewing projection screen 10
During the image frame of upper projection, the visual field Radix Rumicis of the left and right directions of eyes of user is about 171 °, now the face of cylinder master of 180 °
The angular field of view of user can be enveloped by curtain face the most completely, thus makes user experience the realism of image more truly.
Preferably, when needing to move or rotate when user needs in viewing, then need main for face of cylinder curtain face
Angle of coverage increases further, and being preferably left and right respectively increases by 45 °, i.e. 270 °.
Refer to Fig. 3, Fig. 4 A to Fig. 4 C, Fig. 3 is that the structure of the second preferred embodiment of projection screen of the present utility model is shown
It is intended to；Fig. 4 A to 4C is the decomposition texture schematic diagram of the second preferred embodiment of projection screen of the present utility model.Wherein Fig. 4 A is
The top cross sectional view of end curtain, Fig. 4 B is the vertical view interface schematic diagram of wing flats, and Fig. 4 C is the top cross sectional view of top curtain.Should
Projection screen 20 includes end curtain 21, wing flats 22 and top curtain 23.
On the basis of the first preferred embodiment, the curtain face of the wing flats 22 of the projection screen of this preferred embodiment also includes first
Wing flats extended surface 221 and the second wing flats extended surface 222, the first wing flats extended surface 221 and the second wing flats extended surface 222 respectively with
The both side ends of wing flats 22 connects, and the first wing flats extended surface 221 is symmetrical arranged with the second relative wing flats of wing flats extended surface 222 22；
The curtain face of the first side extended surface 221 includes but not limited in cambered surface or plane one, the curtain face of the second side extended surface 222 include but
It is not limited in cambered surface or plane one.The curtain face of end curtain 21 includes end curtain extended surface 211, the side of end curtain extended surface 211 and the
One wing flats extended surface 221 connects, and opposite side and the second wing flats extended surface 222 of end curtain extended surface 211 connect.
When the projection screen of this preferred embodiment uses, the central point of the present position of user in two ends of wing flats 22 and
In plane determined by the circle central axis on the face of cylinder of wing flats 22, thus it is coated with user's visual field Radix Rumicis in the horizontal direction completely
Scope so that the external environment condition that user is experienced is exactly the image environment play on the curtain face of wing flats 22.Specifically, first
The curtain face and the second curtain face extending wing flats 222 that extend wing flats 221 can be to be the form in plane curtain face；Can also be multiple
Identical pair curtain face, the face of cylinder is connected with each other the form of composition；Or a plane extends curtain face and interconnects mutually with pair curtain face, the face of cylinder
Connecing the form of composition, wherein, this plane extends curtain face and is connected between main curtain face, the face of cylinder and pair curtain face, the face of cylinder；Thus will use
The level viewing visual field Radix Rumicis at family is coated with completely.Fig. 4 B is the wing flats of plane curtain face form.
Concrete, the side of end curtain extended surface 211 is connected with the first wing flats extended surface 221, another of end curtain extended surface 211
Side is connected with the second wing flats extended surface 222, and such projection screen 20 can accomplish integrated design, further enhances the viewing of user
Experience.
On the basis of the first preferred embodiment, the projection screen of this preferred embodiment is extended by wing flats extended surface and end curtain
The design in face further increases the 3D display effect of projection screen.
Refer to the structural representation of the third preferred embodiment that Fig. 5 and Fig. 6, Fig. 5 are projection screen of the present utility model；Figure
6 is the sectional view of the third preferred embodiment of projection screen of the present utility model.Wherein Fig. 6 is the H-H ' along Fig. 5 and vertical line
The sectional view of the plane constituted.This projection screen 30 includes end curtain 31, wing flats 32 and top curtain 33.
In this preferred embodiment, the summit of end curtain 31 is positioned at end curtain 31 and the intersection of wing flats 32.So user is in viewing
During the picture display of projection screen 30, it is ensured that the content of end curtain 31 is completely watched, and end curtain 31 can preferable body
Existing sphere 3-dimensional image picture, such as the scene such as the earth or sea.
Refer to the structural representation of the 4th preferred embodiment that Fig. 7, Fig. 7 are projection screen of the present utility model.This projection
Curtain 40 includes end curtain 41, wing flats 42 and top curtain 43.The curtain face of the wing flats 42 of the projection screen 40 of this preferred embodiment can be also one
Plane, the end curtain 41 of projection screen 40 and the design of top curtain 43 can be with the descriptions in other preferred embodiments of above-mentioned projection screen
Same or similar.The cost of manufacture of wing flats 42 so on the basis of ensureing 3D image show, can be reduced.
Refer to the knot of the top curtain of the preferred embodiment that Fig. 8 A to Fig. 8 B, Fig. 8 A to Fig. 8 B is projection screen of the present utility model
Structure schematic diagram.The top curtain 81 of projection screen of the present utility model can include a summit (as shown in Figure 8 A) or multiple summit, as
One vertex plane etc..The most here the end curtain of projection screen may also comprise a summit or multiple summit, such as a vertex plane
Deng.
Preferably, top curtain 81 is additionally provided with a top curtain extended surface extended to beholder direction in the disconnected side with wing flats
82, the curtain face of top curtain extended surface 82 includes but not limited in cambered surface or plane one, the most as shown in Figure 8 B.So user's viewing
To the crown environment image frame that utilizes the curtain face of top curtain 81 and top curtain extended surface 82 to play simulate, promote deeper into ground and see
The person of seeing watches the three-dimensional stereo effect of image frame, feels simultaneously and is in person among image frame.
In order to it is smooth and easy and do not have the image frame of lofty sense to allow beholder watch picture, do not changing the image later stage
The technique made, thus change the smooth degree of screen to reach object defined above, therefore, the curtain face of top curtain 81 also includes transition
Curtain face (not shown), transition curtain face is arranged between three-dimensional concave surface curtain face and the curtain face of wing flats 81, so that the curtain of wing flats 81
Gentle transition between face and three-dimensional concave surface curtain face, so that three-dimensional concave surface curtain face is more suitable with the junction in the curtain face of wing flats 81
Freely, the image frame play is the most smooth and easy.
Refer to the preferred embodiment that Fig. 9 A to Fig. 9 E, Fig. 9 A to Fig. 9 E is projection screen of the present utility model wing flats cut
Face structural representation.The cross section, curtain face of the wing flats of projection screen of the present utility model can be one in cambered surface or plane, the most such as
Shown in Fig. 9 A to 9E.User can select the wing flats of suitable shape as requested.
Projection screen of the present utility model, by end curtain, cooperation between wing flats and top curtain, defines a three-dimensional three-dimensional
The stereoscopic screen of playing video, on this multiple surface assembled projection screen during playing video, beholder's is the completeest
The 3-dimensional image picture entirely play by this polyhedral projection combination curtain surrounds, and such beholder just can be from the three-dimensional shadow play
Image is watched, so that beholder has sense of reality on the spot in person as more life-like in picture.
These are only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Any amendment, equivalent and the improvement etc. made within novel spirit and principle, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (10)
1. a projection screen, it is characterised in that include end curtain, wing flats and top curtain, curtain of the described end and the first end of described wing flats
Being connected, described top curtain is connected with the second end of described wing flats, and the curtain face of curtain of the described end is relative with the curtain face of described top curtain to be set
Put；Wherein, the curtain face of curtain of the described end is the three-dimensional convex surface curtain face protruded to described top curtain, and the curtain face of described top curtain includes 3-D in
Curtain face, face, the curtain face of described wing flats is end curtain described in seamless link and the plane of described top curtain or curved surface；
The perspective plane of curtain of the wherein said end is relative with described top curtain, and the perspective plane of described top curtain is relative with curtain of the described end, described side
The perspective plane of curtain is positioned at towards curtain of the described end and the side of described top curtain；
It is additionally provided with transition curtain face between curtain face and the curtain face of described wing flats of described top curtain.
Projection screen the most according to claim 1, it is characterised in that curtain of the described end has at least one summit, curtain of the described end
Summit be positioned at the optional position in region, curtain curtain face, the described end.
Projection screen the most according to claim 2, it is characterised in that the summit of curtain of the described end is positioned at curtain of the described end and described side
The intersection of curtain.
Projection screen the most according to claim 1, it is characterised in that described top curtain has at least one summit, described top curtain
Summit be positioned at the optional position in region, curtain curtain face, described top.
Projection screen the most according to claim 1, it is characterised in that the cross section, curtain face of described wing flats includes but not limited to cambered surface
Or in plane one.
6. projection screen as claimed in claim 1, it is characterised in that the curtain face of described wing flats includes main curtain face, the face of cylinder.
7. projection screen as claimed in claim 6, it is characterised in that the central angle corresponding to main curtain face, the face of cylinder of described wing flats
For β1, 0 ° of ＜ β1≤270°。
Projection screen the most according to claim 1, it is characterised in that described top curtain also sets in the disconnected side with described wing flats
Being equipped with a top curtain extended surface extended to beholder direction, the curtain face of described top curtain extended surface includes but not limited to cambered surface or plane
In one.
Projection screen the most according to claim 1, it is characterised in that the curtain face of described wing flats also includes the first wing flats extended surface
With the second wing flats extended surface, described first wing flats extended surface and described second wing flats extended surface respectively with the two side ends of described wing flats
Portion is connected, and described first wing flats extended surface is symmetrical arranged with the described second relative described wing flats of wing flats extended surface；Described first side
The curtain face of extended surface includes but not limited in cambered surface or plane one, and the curtain face of described second side extended surface includes but not limited to arc
In face or plane one.
Projection screen the most according to claim 9, it is characterised in that the curtain face of curtain of the described end includes end curtain extended surface, described
The side of end curtain extended surface is connected with described first wing flats extended surface, the opposite side of curtain extended surface of the described end and described second wing flats
Extended surface connects.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620532316 | 2016-06-01 | ||
| CN201620532316X | 2016-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205691931U true CN205691931U (en) | 2016-11-16 |
Family
ID=57260179
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620555068.0U Expired - Fee Related CN205691931U (en) | 2016-06-01 | 2016-06-08 | A kind of projection screen |
| CN201610409098.5A Pending CN106406006A (en) | 2016-06-01 | 2016-07-15 | Projection screen |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610409098.5A Pending CN106406006A (en) | 2016-06-01 | 2016-07-15 | Projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN205691931U (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000122193A (en) * | 1998-10-15 | 2000-04-28 | Hitachi Ltd | Realism generator |
| US7091926B2 (en) * | 2002-02-08 | 2006-08-15 | Kulas Charles J | Computer display system using multiple screens |
| JP4857732B2 (en) * | 2005-11-24 | 2012-01-18 | パナソニック電工株式会社 | Virtual reality generation system |
| CN2893744Y (en) * | 2006-04-12 | 2007-04-25 | 合肥工业大学 | A multi-faceted virtual reality projection system |
| US20130181901A1 (en) * | 2012-01-12 | 2013-07-18 | Kanye Omari West | Multiple Screens for Immersive Audio/Video Experience |
| KR101305249B1 (en) * | 2012-07-12 | 2013-09-06 | 씨제이씨지브이 주식회사 | Multi-projection system |
| CN109246404B (en) * | 2012-11-19 | 2022-03-08 | Cj Cgv 株式会社 | Multi-projection system and method including variable direction viewer seating |
| CN105093799B (en) * | 2015-08-10 | 2017-09-26 | 润佳华晟投资集团有限公司 | A kind of display screen |
| CN105100759B (en) * | 2015-08-11 | 2017-07-07 | 润佳华晟投资集团有限公司 | A kind of screen prjection system, method and device |
-
2016
- 2016-06-08 CN CN201620555068.0U patent/CN205691931U/en not_active Expired - Fee Related
- 2016-07-15 CN CN201610409098.5A patent/CN106406006A/en active Pending
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| Publication number | Publication date |
|---|---|
| CN106406006A (en) | 2017-02-15 |
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| GR01 | Patent grant | ||
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Granted publication date: 20161116 Termination date: 20200608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |