CN208673031U - A kind of the orthographic projection optical screen and projection display system of triangular structure of right angle - Google Patents
A kind of the orthographic projection optical screen and projection display system of triangular structure of right angle Download PDFInfo
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- CN208673031U CN208673031U CN201821018121.9U CN201821018121U CN208673031U CN 208673031 U CN208673031 U CN 208673031U CN 201821018121 U CN201821018121 U CN 201821018121U CN 208673031 U CN208673031 U CN 208673031U
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Abstract
The utility model discloses the orthographic projection optical screens and projection display system of a kind of triangular structure of right angle, are related to the field of projection screen technology.The orthographic projection optical screen of triangular structure of right angle provided by the utility model includes optical projection screen imaging function layer, ferroic material layer, soft magnetosphere, magnetic glue-line and the stiff baseplate being cascading；Optical projection screen imaging function layer and ferroic material layer are made of flexible rollable material, optical projection screen imaging function layer includes the surface material layer being cascading, the first base, coloring layer, diffusion layer, the second base, right angled triangle optical structure layers and reflecting layer, magnetic glue-line includes multiple magnetic blob of viscoses mutually spliced, and stiff baseplate includes multiple bottom plate blocks mutually spliced.The orthographic projection optical screen packed and transported of triangular structure of right angle is convenient and at low cost, and without punching on the wall, will not destroy metope.
Description
Technical field
The utility model relates to the fields of projection screen technology, just in particular to a kind of triangular structure of right angle
Projection optics screen and projection display system.
Background technique
Increasingly developed with shadow casting technique, projector's image effect that optical diaphragm is presented of arranging in pairs or groups is more and more perfect, by
To liking for more and more consumers for pursuing super large picture effect, however to reach exquisite picture and effect is presented, in addition to
It needs except good projector, one piece of exquisite optical screen is more essential.It may be said that projector's technology increasingly
Today of homogeneity, the quality of projection screen just directly determines the perfect degree of projected picture, by projector and optical projection
The collocation of screen is only a complete projection display system.
Optical projection screen is broadly divided into hard curtain and supporting part at present.Supporting part fixed form mainly uses spring, elastic string etc.
Object with stretching elasticity makes curtain form a plane and is fixed on the frame of surrounding.Supporting part use for a long time will appear pine
Relaxation, fold etc. influence display effect, while the frame entirety of supporting part seems thick and heavy, with present OLED ultra-thin television, narrow side
Trend is not inconsistent.The fixed form of hard curtain mainly uses glue, is pasted on rigid objects surface, then assembles in rigid objects surrounding
Frame is for covering and decorating.Such hard curtain is installed and needs the pre- sunk screw on wall, metope is damaged, while screen is non-
Chang Chong is used and is dismantled and is inconvenient.
Optical projection screen on sale currently on the market is all to be supported with thick and heavy rigid back, then be aided with upholstery border
Hard curtain made of the accessories such as frame, pendant, by taking 100 inch optical projection screens packaging as an example, the size of packing case reaches
2390*1430*90mm, and the national standard size of common house I class man lift is as follows: 900kg-1000kg load-carrying size
Are as follows: the following size of 900*2100mm, 900kg load-carrying are as follows: 800*2100mm, 1150kg load-carrying size are as follows: 1000*2100mm.This
The product packaging volume of the hard screen form of kind is excessive, has exceeded the size of man lift, to the serious inconvenience of band of registering one's residence upstairs, simultaneously
Hard curtain weight containing packing case reaches 60kg or so, needs 3~4 talents that can carry, installs extremely difficult, other also costs upstairs
The obvious disadvantages such as high, waste material, not energy-efficient and environmental protection.
Utility model content
The purpose of this utility model is to provide the orthographic projection optical screens and Projection Display of a kind of triangular structure of right angle
System, packed and transported is convenient and at low cost, and without punching on the wall, will not destroy metope, installation, convenient disassembly.
The utility model provides the first technical solution:
A kind of orthographic projection optical screen of the triangular structure of right angle includes the optical projection screen being cascading
Imaging function layer, ferroic material layer, soft magnetosphere, magnetic glue-line and stiff baseplate；The optical projection screen imaging function layer and institute
It states ferroic material layer to be made of flexible rollable material, the optical projection screen imaging function layer includes being cascading
Surface material layer, the first base, coloring layer, diffusion layer, the second base, right angled triangle optical structure layers and reflecting layer, institute
Stating magnetic glue-line includes multiple magnetic blob of viscoses mutually spliced, and the stiff baseplate includes multiple bottom plate blocks mutually spliced.
Further, the optical projection screen imaging function layer further includes the second base, and the second base setting exists
Between the diffusion layer and the right angled triangle optical structure layers.
Further, the ferroic material layer includes flexible material layer and coated in the iron powder on the flexible material layer
Film layer.
Further, the ferroic material layer is galvanized sheet iron, and the thickness of the galvanized sheet iron is less than or equal to 2mm.
Further, the stiff baseplate is any one of honeycomb aluminum plate, aluminium-plastic panel, PVC foam plate, plank.
Further, the shape of the bottom plate block is rectangular, triangle or trapezoidal.
Further, the splicing gap between the magnetic blob of viscose is less than 10mm.
Further, the ferroic material layer is attached to the light using double-sided adhesive, adhesive sticker, optic-solidified adhesive or melt viscosity
Learn the back side of projection screen imaging function layer.
Further, the magnetic glue-line is pasted on the stiff baseplate by double-sided adhesive, foam rubber or adhesive sticker.
The utility model provides second of technical solution:
A kind of projection display system includes the positive throwing of triangular structure of right angle described in projector and the first technical solution
Shadow optical screen.
The orthographic projection optical screen of triangular structure of right angle provided by the utility model and the beneficial effect of projection display system
Fruit is:
1. the orthographic projection optical screen of triangular structure of right angle includes the optical projection screen imaging function being cascading
Ergosphere, ferroic material layer, soft magnetosphere, magnetic glue-line and stiff baseplate, the principle inhaled using magnetic and iron phase, do not need to beat on metope
Screw is installed in hole, will not destroy metope, and installation, disassembly are simpler.
2. optical projection screen imaging function layer and ferroic material layer are made of flexible rollable material, magnetic glue-line includes
Multiple magnetic blob of viscoses mutually spliced, stiff baseplate includes multiple bottom plate blocks mutually spliced, during packed and transported, can be incited somebody to action
Optical projection screen imaging function layer and the curling of ferroic material layer, split into multiple fritters for magnetic glue-line and stiff baseplate, pack
Convenient transportation and at low cost.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as.For those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural representation of the orthographic projection optical screen for the triangular structure of right angle that the embodiments of the present invention provide
Figure.
Fig. 2 is another structural schematic diagram of optical projection screen imaging function layer.
Fig. 3 is that light moves towards schematic diagram in optical projection screen imaging function layer.
Icon: the orthographic projection optical screen of 10- triangular structure of right angle；11- optical projection screen imaging function layer；111-
Surface material layer；The first base of 112-；113- coloring layer；114- diffusion layer；The second base of 115-；116- right angled triangle optics
Structure sheaf；The reflecting layer 117-；12- ferroic material layer；13- soft magnetosphere；14- magnetic glue-line；15- stiff baseplate；16- frame.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be understood that term " on ", "lower", "inner", "outside", "left", "right" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship that the orientation or positional relationship or those skilled in the art usually put usually understand, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, " setting ",
Terms such as " connections " shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or one
Ground connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, can also by between intermediary in succession
It connects, can be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be
The concrete meaning of above-mentioned term in the present invention.
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail.
Referring to Fig. 1, present embodiments providing a kind of orthographic projection optical screen 10 of triangular structure of right angle, right angle trigonometry
The orthographic projection optical screen 10 of shape structure includes optical projection screen imaging function layer 11, the ferroic material layer being cascading
12, soft magnetosphere 13, magnetic glue-line 14, stiff baseplate 15 and frame 16, optical projection screen imaging function layer 11 and ferroic material layer
12 are made of flexible rollable material, and magnetic glue-line 14 includes multiple magnetic blob of viscoses mutually spliced, and stiff baseplate 15 includes multiple
The bottom plate block mutually spliced.
Optical projection screen imaging function layer 11 is made of a series of fine optical textures, can make projector light by force and
Environmental light intensity redistributes in screen construction, can effectively cover environment light and enhance the light intensity of projector, be promoted
Picture contrast, luminance gain, color reducibility, respectively rate etc., meet the needs of people are to superelevation image quality.Optical projection screen
Imaging function layer 11 is made of flexible rollable material, and optical projection screen imaging function layer 11 can compared to hard screen after crimping
60% packing case size and weight are effectively reduced, convenient for packed and transported and reduce cost.
Specifically, optical projection screen imaging function layer 11 includes surface material layer 111, the first base being cascading
Layer 112, coloring layer 113, diffusion layer 114, the second base 115, right angled triangle optical structure layers 116 and reflecting layer 117.First
Base 112 and the second base 115 are that the first base 112 can also only be arranged for production technology or the convenience needs used,
It is not provided with the second base 115, as shown in Figure 2.Surface material layer 111, coloring layer 113 and diffusion layer 114 are also possible to one layer.
The surface material layer 111 of the front coating of first base 112 can play the role of scratch resistant, surface material layer
111 roughness is greater than or equal to 0.8, and hardness reaches 2H.The back side of first base 112 is successively coated with coloring layer 113 and expands
Layer 114 is dissipated, coloring layer 113 is one layer with coloured material, for adjusting the transmitance of screen and pair of improving optical screen
Degree of ratio.It is provided with some diffusion particles in diffusion layer 114, for the propagation of disperse light, increases viewer visual angle.Right angle trigonometry
At the back side of the second base 115, the section of right angled triangle optical structure layers 116 is for the coating of shape optical structure layers 116 or extrusion molding
The jagged linear structure of triangle, the direction for adjusting emergent ray are emitted by the direction for being parallel to incident ray.Instead
The back side penetrated the spraying of layer 117, be electroplated or be printed on reflecting layer 117, reflecting layer 117 is the metallic material film or height of high reflectance
The compound-material membrane stack of reflectivity reduces light through loss for reflecting incident ray.
The working principle of optical projection screen imaging function layer 11: the projection light of 100% off-axis projector of focal length is irradiated to
After screen surface, it is refracted into screen, after coloring layer 113 and diffusion layer 114 are evenly dispersed to light, into right angle trigonometry
Shape optical structure layers 116 meet reflecting layer 117 in the zigzag central plane of right angled triangle optical structure layers 116, please refer to figure
3, light is reflected by the angle that reflecting layer 117 is set, and is again introduced into diffusion layer 114 and coloring layer 113, is uniformly projected,
In, incident ray is parallel to each other with reflection light.Light with image information is imaged in screen surface first, then passes through diffusion
After layer 114, right angled triangle optical structure layers 116 and reflecting layer 117 are reflected, imaging can be achieved by diffusion layer 114.Right angle
For light on triangular optical structure sheaf 116 after central plane reflects, emergent ray is parallel with incident ray, light losing very little,
It is hereby achieved that high screen intensity gain.After environment light is incident on screen from screen or so and top, due to right angle
The zigzag of triangular optical structure sheaf 116 makes light be easy to that multiple reflections occur inside screen, by coloring layer 113
Light path lengthen, environment light largely absorbed.Image light is short by the light path of coloring layer 113, although being also absorbed, absorbs
Amount is much smaller than the absorption to environment light.By control coloring layer 113 colour saturation (transmitance) so that screen have it is certain
Gain (such as 1.8) and good contrast.
The back side of optical projection screen imaging function layer 11 is provided with the ferroic material layer 12 of black.Ferroic material layer 12 is adopted
The back side of optical projection screen imaging function layer 11 is attached to double-sided adhesive, adhesive sticker, optic-solidified adhesive or melt viscosity.Ferroic material
Layer 12 can be not only used for adsorbing with magnetic glue-line 14, can also be used as the protective layer of optical projection screen imaging function layer 11.
Ferroic material layer 12 is including flexible material layer and coated in the iron powder film layer on flexible material layer, or can make
The surface of iron powder film layer is adsorbed on any other polar magnetic product, the polarity without strictly distinguishing magnetic product can be square
Just it uses, and magnetic and adsorption capacity will not decline too long because of the time.In this way, the magnetism of ferroic material layer 12 be greater than or
Equal to 3g/cm2, thickness is less than or equal to 2mm.
In addition, ferroic material layer 12 can also use galvanized sheet iron, the thickness of galvanized sheet iron is less than or equal to 2mm, has
Very strong magnetic performance, it is light-weight, it is rollable, and there are also certain metal rigidities.
The size of optical projection screen imaging function layer 11 is very big, for example, one 100 inches of optical projection screen at
As the size of functional layer 11 has just reached 2214*1245mm, if the magnetic glue-line 14 using a monolith is pasted onto stiff baseplate 15
On, then the size of magnetic glue-line 14 also at least needs to reach 2214*1245mm, and the weight of so large-sized magnetic glue-line 14 can reach
7.5kg, area reach 2.76m2, magnetic glue-line 14 pastes, contraposition, and the control of position deviation is all extremely difficult.Therefore, this implementation
In example, magnetic glue-line 14 includes multiple magnetic blob of viscoses mutually spliced, i.e., is spliced into large-sized magnetic glue using the magnetic blob of viscose of small size
Layer 14 pastes magnetic glue-line 14, aligns, deviation control becomes simply, can effectively promote installation effectiveness.
Magnetic blob of viscose is made of flexible rollable material, and the shape of magnetic blob of viscose is rectangular, triangle or trapezoidal etc., preferably magnetic
The shape of blob of viscose is symmetrical regular shape, and the personnel that are easily installed are spliced on stiff baseplate 15 pastes magnetic glue-line 14.Magnetic glue-line
14 are pasted on stiff baseplate 15 by double-sided adhesive, foam rubber or adhesive sticker.The size needs of monolithic magnetic blob of viscose are thrown according to optics
The size and splicing block number of shadow screen imaging functional layer 11 calculate, for example, one piece 97 inches of optical projection screen is imaged
The size of functional layer 11 is long 2147mm, wide 1208mm, it is assumed that is spliced vertically using three pieces of magnetic blob of viscoses, then the length of every piece of magnetic blob of viscose
Spending is 1208mm, the width 715.7mm of every piece of magnetic blob of viscose, and the splicing gap between magnetic blob of viscose is less than 10mm.
After the splicing installation of magnetic blob of viscose, there is splicing gap between magnetic blob of viscose, these gaps are not processed, inevitable also to show
On optical projection screen imaging function layer 11, causes projected image bending deformation, the problems such as light and shade is uneven, influence to watch.This
In embodiment, by one layer of magnetic soft magnetosphere 13 on the adsorption of the magnetic glue-line 14 of splicing, during soft magnetosphere 13 is used as
Interbed can effectively overcome the rough defect of metope, more smooth after installing optical projection screen imaging function layer 11,
Improve display effect.Using the flexible nature of soft magnetosphere 13 itself, the splicing gap of magnetic glue-line 14 is covered, is eliminated, to solve
Certainly the piece of magnetic glue-line 14 influences the problem of image quality.In addition, soft magnetosphere 13 itself is also a kind of permanent-magnet material, can further increase
The magnetic force of strong magnetic glue-line 14 adsorbs the optical projection screen imaging function layer 11 for being provided with ferroic material layer 12 more firm
Gu.
Soft magnetosphere 13 is made of flexible rollable material, the size and optical projection screen imaging function layer of soft magnetosphere 13
11 size is consistent, and soft magnetosphere 13 is one block of complete sheet material.Soft magnetosphere 13 be located at optical projection screen imaging function layer 11 with
Between magnetic glue-line 14, one layer of buffer layer is formed, for eliminating the piece of the splicing of magnetic glue-line 14, function is imaged in improving optical projection screen
The planarization that ergosphere 11 is installed.
Influence of the metope out-of-flatness to screen image quality is eliminated, the orthographic projection optical screen 10 of triangular structure of right angle is also set up
There is stiff baseplate 15.The size of optical projection screen imaging function layer 11 is very big, if using the stiff baseplate 15 of a monolith,
Stickup, contraposition, the control of position deviation of monolith stiff baseplate 15, it is all extremely difficult.Therefore, in the present embodiment, stiff baseplate
15 include multiple bottom plate blocks mutually spliced, i.e., is spliced into large-sized stiff baseplate 15 using the bottom plate block of small size, makes just
Property bottom plate 15 is pasted, contraposition, deviation control become simple, can effectively promote installation effectiveness.
Stiff baseplate 15 is any one of honeycomb aluminum plate, aluminium-plastic panel, PVC foam plate, plank.The shape of bottom plate block is side
Shape, triangle or trapezoidal, it is preferable that the shape of bottom plate block is symmetrical regular shape, and the personnel that are easily installed are spliced viscous on metope
Patch.The size of monolithic bottom plate block needs to be calculated according to the size and splicing block number of optical projection screen imaging function layer 11, citing
Illustrate, one piece 97 inches of 11 size of optical projection screen imaging function layer is long 2147mm, wide 1208mm, it is assumed that use three pieces
Bottom plate block splices vertically, then the length of every piece of bottom plate block is 1208mm, the width 715.7mm of every piece of bottom plate block, every two pieces of bottom plates
The piece that block pastes splicing is less than or equal to 10mm.
The installation process of the orthographic projection optical screen 10 of triangular structure of right angle: firstly, in projection screen installation site
Fixed upper stiff baseplate 15 on metope.Secondly, upper magnetic glue-line 14 is pasted in alignment on stiff baseplate 15.Then, by soft magnetosphere 13
Alignment is adsorbed on magnetic glue-line 14.Then, the optical projection screen imaging function layer 11 for being provided with ferroic material layer 12 is aligned
Soft magnetosphere 13, and be adsorbed on soft magnetosphere 13.Finally, installing upper side frame on four sides of optical projection screen imaging function layer 11
16。
Frame 16 can be ferrous material production, be adsorbed on magnetic glue-line 14, can also be with other metal materials or plastics system
Make, through sticking double faced adhesive tape on magnetic glue-line 14 or metope.Frame 16 is for beautifying optical projection screen imaging function layer 11
Appearance and four sides for blocking optical projection screen imaging function layer 11, prevent screen directly by external impacts and with magnetic glue-line 14
Separation.Frame 16 is ultra-narrow frame design, and rib width is less than or equal to 5mm.
Wherein, multiple magnetic blob of viscoses along first direction arrange, soft magnetosphere 13 along first direction successively magnetic absorption in multiple magnetic
Blob of viscose.The installation direction of soft magnetosphere 13 and the installation direction of magnetic glue-line 14 are mainly according to the special-shaped attracting original of magnetic material magnetic pole
Reason, is matched with soft magnetosphere 13 and magnetic glue-line 14, realizes that magnetic attraction maximizes.The alignment of soft magnetosphere 13 is adsorbed on magnetic glue-line 14
After surface, need to be scraped the air for generating the position of air bubble with plastic spatula.
During magnetic glue-line 14 and stiff baseplate 15 are pasted, need using plastic spatula along the side that magnetic glue-line 14 is installed
To, air is scraped, guarantee magnetic glue-line 14 be bonded completely with stiff baseplate 15, prevent from forming air bubble.Also, magnetic glue-line 14 with
Stiff baseplate 15 is pasted, and needs first to paste one piece of magnetic blob of viscose, the magnetic that other magnetic blob of viscoses are pasted with centre among stiff baseplate 15
On the basis of blob of viscose, paste around.
The present embodiment also provides a kind of projection display system, and projection display system includes projector and triangular structure of right angle
Orthographic projection optical screen 10, projector be used for triangular structure of right angle 10 projected picture of orthographic projection optical screen.
The orthographic projection optical screen 10 of triangular structure of right angle provided in this embodiment and the beneficial effect of projection display system
Fruit:
1. the orthographic projection optical screen 10 of triangular structure of right angle includes the optical projection screen imaging being cascading
Functional layer 11, ferroic material layer 12, soft magnetosphere 13, magnetic glue-line 14 and stiff baseplate 15, the principle inhaled using magnetic and iron phase, are not required to
Installation screw is punched on metope, will not destroy metope, and installation, disassembly are simpler.
2. optical projection screen imaging function layer 11 and ferroic material layer 12 are made of flexible rollable material, magnetic glue-line
14 include multiple magnetic blob of viscoses mutually spliced, and stiff baseplate 15 includes multiple bottom plate blocks mutually spliced, in packed and transported process
In, optical projection screen imaging function layer 11 and ferroic material layer 12 can be crimped, magnetic glue-line 14 and stiff baseplate 15 are torn open
It is divided into multiple fritters, packed and transported is convenient and at low cost.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of orthographic projection optical screen of triangular structure of right angle, which is characterized in that the positive throwing of the triangular structure of right angle
Shadow optical screen includes the optical projection screen imaging function layer (11) being cascading, ferroic material layer (12), soft magnetosphere
(13), magnetic glue-line (14) and stiff baseplate (15)；The optical projection screen imaging function layer (11) and the ferroic material layer
(12) it is made of flexible rollable material, the optical projection screen imaging function layer (11) includes the table being cascading
Cover material layer (111), the first base (112), coloring layer (113), diffusion layer (114), the second base (115), right angled triangle
Optical structure layers (116) and reflecting layer (117), the magnetic glue-line (14) include multiple magnetic blob of viscoses mutually spliced, the rigidity
Bottom plate (15) includes multiple bottom plate blocks mutually spliced, and the section of right angled triangle optical structure layers (116) is the saw of triangle
The linear structure of dentation, the direction for adjusting emergent ray are emitted by the direction for being parallel to incident ray.
2. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the optics is thrown
Shadow screen imaging functional layer (11) further includes the second base (115), and second base (115) is arranged in the diffusion layer
(114) between the right angled triangle optical structure layers (116).
3. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the iron material
The bed of material (12) includes flexible material layer and coated in the iron powder film layer on the flexible material layer.
4. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the iron material
The bed of material (12) is galvanized sheet iron, and the thickness of the galvanized sheet iron is less than or equal to 2mm.
5. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the rigidity bottom
Plate (15) is any one of honeycomb aluminum plate, aluminium-plastic panel, PVC foam plate, plank.
6. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the bottom plate block
Shape be rectangular, triangle or trapezoidal.
7. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the magnetic blob of viscose
Between splicing gap be less than 10mm.
8. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the iron material
The bed of material (12) is attached to the optical projection screen imaging function layer using double-sided adhesive, adhesive sticker, optic-solidified adhesive or melt viscosity
(11) the back side.
9. the orthographic projection optical screen of triangular structure of right angle according to claim 1, which is characterized in that the magnetic glue-line
(14) it is pasted on the stiff baseplate (15) by double-sided adhesive, foam rubber or adhesive sticker.
10. a kind of projection display system, including projector, which is characterized in that described in any item straight including claim 1 to 9
The orthographic projection optical screen of angle triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018121.9U CN208673031U (en) | 2018-06-28 | 2018-06-28 | A kind of the orthographic projection optical screen and projection display system of triangular structure of right angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018121.9U CN208673031U (en) | 2018-06-28 | 2018-06-28 | A kind of the orthographic projection optical screen and projection display system of triangular structure of right angle |
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| CN208673031U true CN208673031U (en) | 2019-03-29 |
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ID=65825784
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850674A (en) * | 2019-12-21 | 2020-02-28 | 成都菲斯特科技有限公司 | Projection screen and projection system |
| CN110928133A (en) * | 2019-12-21 | 2020-03-27 | 成都菲斯特科技有限公司 | Projection screen and projection system |
| CN110928130A (en) * | 2019-12-21 | 2020-03-27 | 成都菲斯特科技有限公司 | Projection screen and projection system |
-
2018
- 2018-06-28 CN CN201821018121.9U patent/CN208673031U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850674A (en) * | 2019-12-21 | 2020-02-28 | 成都菲斯特科技有限公司 | Projection screen and projection system |
| CN110928133A (en) * | 2019-12-21 | 2020-03-27 | 成都菲斯特科技有限公司 | Projection screen and projection system |
| CN110928130A (en) * | 2019-12-21 | 2020-03-27 | 成都菲斯特科技有限公司 | Projection screen and projection system |
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