CN208673021U - A kind of filled-type orthographic projection optical screen and projection display system - Google Patents
A kind of filled-type orthographic projection optical screen and projection display system Download PDFInfo
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- CN208673021U CN208673021U CN201821014551.3U CN201821014551U CN208673021U CN 208673021 U CN208673021 U CN 208673021U CN 201821014551 U CN201821014551 U CN 201821014551U CN 208673021 U CN208673021 U CN 208673021U
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Abstract
The utility model discloses a kind of filled-type orthographic projection optical screen and projection display systems, are related to the field of projection screen technology.Projection display system includes above-mentioned filled-type orthographic projection optical screen.Filled-type orthographic projection optical screen provided by the utility model includes the optical projection screen imaging function layer being cascading, soft magnetosphere, magnetic glue-line and stiff baseplate, optical projection screen imaging function layer is made of flexible rollable material, optical projection screen imaging function layer includes the white material coating being cascading, black line grating optical structure layers and filled-type base, the inside of filled-type base has accommodating space, magnetic powder or iron powder are filled in accommodating space, magnetic glue-line includes multiple magnetic blob of viscoses mutually spliced, stiff baseplate includes multiple bottom plate blocks mutually spliced.Filled-type orthographic projection optical screen packed and transported is convenient and at low cost, and without punching on the wall, will not destroy metope, installation, convenient disassembly.
Description
Technical field
The utility model relates to the fields of projection screen technology, in particular to a kind of filled-type orthographic projection optical panel
Curtain 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 a kind of filled-type orthographic projection optical screen and projection display system, packagings
Convenient transportation and at low cost, and without punching on the wall, metope, installation, convenient disassembly will not be destroyed.
The utility model provides the first technical solution:
A kind of filled-type orthographic projection optical screen includes optical projection screen imaging function layer, the soft magnetism being cascading
Layer, magnetic glue-line and stiff baseplate, the optical projection screen imaging function layer are made of flexible rollable material, the optics
Projection screen imaging function layer includes the white material coating being cascading, black line grating optical structure layers and filled-type
Base, the inside of the filled-type base have accommodating space, are filled with magnetic powder or iron powder, the magnetic glue in the accommodating space
Layer includes multiple magnetic blob of viscoses mutually spliced, and the stiff baseplate includes multiple bottom plate blocks mutually spliced.
Further, multiple magnetic blob of viscoses are arranged along first direction, and the soft magnetosphere is along first direction successively magnetic suction
Invest multiple magnetic blob of viscoses.
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 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 filled-type orthographic projection optical screen described in projector and the first technical solution.
The beneficial effect of filled-type orthographic projection optical screen and projection display system provided by the utility model is:
1. filled-type orthographic projection optical screen includes optical projection screen imaging function layer, the soft magnetism being cascading
Layer, magnetic glue-line and stiff baseplate, the principle inhaled using magnetic and iron phase are not needed the punching installation screw on metope, will not broken
Bad metope, installation, disassembly are simpler.
2. optical projection screen imaging function layer is made of flexible rollable material, magnetic glue-line includes multiple mutual splicings
Magnetic blob of viscose, stiff baseplate includes multiple bottom plate blocks mutually spliced, can be by optical projection screen during packed and transported
Magnetic glue-line and stiff baseplate are split into multiple fritters by the curling of imaging function layer, and packed and transported is convenient 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 schematic diagram for the filled-type orthographic projection optical screen that the embodiments of the present invention provide.
Icon: 10- filled-type orthographic projection optical screen；11- optical projection screen imaging function layer；111- white material applies
Layer；112- black line grating optical structure layers；113- filled-type base；12- soft magnetosphere；13- magnetic glue-line；14- stiff baseplate；
15- 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 filled-type orthographic projection optical screen 10, filled-type orthographic projection optical panel
Curtain 10 includes optical projection screen imaging function layer 11, soft magnetosphere 12, magnetic glue-line 13,14 and of stiff baseplate being cascading
Frame 15, optical projection screen imaging function layer 11 are made of flexible rollable material, and magnetic glue-line 13 includes multiple mutual spellings
The magnetic blob of viscose connect, stiff baseplate 14 include multiple bottom plate blocks 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 white material coating 111, the black being cascading
Line grating optical structure layers 112 and filled-type base 113, the inside of filled-type base 113 have an accommodating space, in accommodating space
Filled with magnetic powder or iron powder.
Black line grating optical structure layers 112 pass through mold extrusion moulding by black TPU material, molding zigzag
White material coating 111 is printed in long side, white material coating 111 is used as imaging region.Zigzag black portions are for inhaling
Environment light is received, the anti-light ability of screen is enhanced.The back side of black line grating optical structure layers 112 is fitted with filling base, filling
Iron powder or magnetic powder are filled in base, filling base is made of rollable plastic film, and filling base can be used for being made soft
Soft black line grating optical structure layers 112 are also used for mutually adsorbing with magnetic glue-line 13.
The plastic film that filling base is made includes polyethylene and its graft, polypropylene (PP) and its graft, ethylene-
Butylene or ethylene-octene copolymer (POE), ethylene-vinyl acetate copolymer (EVA), ethylene-acrylic acid copolymer (EAA),
Ethylene-ethyl acrylate copolymer (EEA), polystyrene (PS), styrene-ethylene-butylene-styrene copolymer (SEBS),
Styrene-butadiene-styrene (SBS), polymethyl methacrylate (PMMA), polycarbonate (PC), polyester (PET/
PBT), any one in polyurethane (PU) or two or more any combination.
The iron powder being filled in filling base be the metal material compositions such as iron, nickel, cobalt or iron content, nickel, cobalt chemical combination
Object material, the magnetic powder being filled in filling base include appointing in strontium ferrite magnetic powder, barium ferrite magnetic powder and rare earth permanent-magnetic material
One or more kinds of any combination.
The working principle of optical projection screen imaging function layer 11: the projection of the big off-axis of short focus (off-axis degree is greater than 100%)
The projection light of machine is irradiated on the white material coating 111 in the zigzag of the black line grating optical structure layers 112 on screen
Imaging.Since screen surface black portions accounting is very big, ambient lighting is mapped on screen and is largely absorbed, so that screen also has
There is good light resistance.
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 13 using a monolith is pasted onto stiff baseplate 14
On, then the size of magnetic glue-line 13 also at least needs to reach 2214*1245mm, and the weight of so large-sized magnetic glue-line 13 can reach
7.5kg, area reach 2.76m2, magnetic glue-line 13 pastes, contraposition, and the control of position deviation is all extremely difficult.Therefore, this implementation
In example, magnetic glue-line 13 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 13 pastes magnetic glue-line 13, 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 14 pastes magnetic glue-line 13.Magnetic glue-line
13 are pasted on stiff baseplate 14 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 12 on the adsorption of the magnetic glue-line 13 of splicing, during soft magnetosphere 12 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 12 itself, the splicing gap of magnetic glue-line 13 is covered, is eliminated, to solve
Certainly the piece of magnetic glue-line 13 influences the problem of image quality.In addition, soft magnetosphere 12 itself is also a kind of permanent-magnet material, can further increase
The magnetic force of strong magnetic glue-line 13, adsorbs optical projection screen imaging function layer 11 stronger.
Soft magnetosphere 12 is made of flexible rollable material, the size and optical projection screen imaging function layer of soft magnetosphere 12
11 size is consistent, and soft magnetosphere 12 is one block of complete sheet material.Soft magnetosphere 12 be located at optical projection screen imaging function layer 11 with
Between magnetic glue-line 13, one layer of buffer layer is formed, for eliminating the piece of the splicing of magnetic glue-line 13, 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, filled-type orthographic projection optical screen 10 is additionally provided with stiff baseplate
14.The size of optical projection screen imaging function layer 11 is very big, if using the stiff baseplate 14 of a monolith, monolith rigidity bottom
Stickup, contraposition, the control of position deviation of plate 14, it is all extremely difficult.Therefore, in the present embodiment, stiff baseplate 14 includes multiple
The bottom plate block mutually spliced is spliced into large-sized stiff baseplate 14 using the bottom plate block of small size, keep stiff baseplate 14 viscous
Patch, contraposition, deviation control become simple, can effectively promote installation effectiveness.
Stiff baseplate 14 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 filled-type orthographic projection optical screen 10: firstly, fixed on the metope of projection screen installation site
Upper stiff baseplate 14.Secondly, upper magnetic glue-line 13 is pasted in alignment on stiff baseplate 14.Then, the alignment of soft magnetosphere 12 is adsorbed on
On magnetic glue-line 13.Then, optical projection screen imaging function layer 11 is aligned soft magnetosphere 12, and be adsorbed on soft magnetosphere 12.Most
Afterwards, upper side frame 15 is installed on four sides of optical projection screen imaging function layer 11.
Frame 15 can be ferrous material production, be adsorbed on magnetic glue-line 13, can also be with other metal materials or plastics system
Make, through sticking double faced adhesive tape on magnetic glue-line 13 or metope.Frame 15 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 13
Separation.Frame 15 is ultra-narrow frame design, and rib width is less than or equal to 20mm.
Wherein, multiple magnetic blob of viscoses along first direction arrange, soft magnetosphere 12 along first direction successively magnetic absorption in multiple magnetic
Blob of viscose.The installation direction of soft magnetosphere 12 and the installation direction of magnetic glue-line 13 are mainly according to the special-shaped attracting original of magnetic material magnetic pole
Reason, is matched with soft magnetosphere 12 and magnetic glue-line 13, realizes that magnetic attraction maximizes.The alignment of soft magnetosphere 12 is adsorbed on magnetic glue-line 13
After surface, need to be scraped the air for generating the position of air bubble with plastic spatula.
During magnetic glue-line 13 and stiff baseplate 14 are pasted, need using plastic spatula along the side that magnetic glue-line 13 is installed
To, air is scraped, guarantee magnetic glue-line 13 be bonded completely with stiff baseplate 14, prevent from forming air bubble.Also, magnetic glue-line 13 with
Stiff baseplate 14 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 14
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 filled-type orthographic projection light
Screen 10 is learned, projector is used for 10 projected picture of filled-type orthographic projection optical screen.
Filled-type orthographic projection optical screen 10 and projection display system provided in this embodiment the utility model has the advantages that
1. filled-type orthographic projection optical screen 10 includes the optical projection screen imaging function layer 11, soft being cascading
Magnetosphere 12, magnetic glue-line 13 and stiff baseplate 14, the principle inhaled using magnetic and iron phase do not need the punching installation screw on metope
Nail, will not destroy metope, and installation, disassembly are simpler.
2. optical projection screen imaging function layer 11 is made of flexible rollable material, magnetic glue-line 13 includes multiple mutual
The magnetic blob of viscose of splicing, stiff baseplate 14 include that multiple bottom plate blocks mutually spliced can throw optics during packed and transported
Shadow screen imaging functional layer 11 crimps, and magnetic glue-line 13 and stiff baseplate 14 are split into multiple fritters, packed and transported it is convenient and at
This is low.
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 (7)
1. a kind of filled-type orthographic projection optical screen, which is characterized in that the filled-type orthographic projection optical screen includes successively layer
Optical projection screen imaging function layer (11), soft magnetosphere (12), magnetic glue-line (13) and the stiff baseplate (14) of folded setting, the light
It learns projection screen imaging function layer (11) to be made of flexible rollable material, the optical projection screen imaging function layer (11)
Including white material coating (111), black line grating optical structure layers (112) and the filled-type base being cascading
(113), the inside of the filled-type base (113) has accommodating space, is filled with magnetic powder or iron powder, institute in the accommodating space
Stating magnetic glue-line (13) includes multiple magnetic blob of viscoses mutually spliced, and the stiff baseplate (14) includes multiple bottom plates mutually spliced
Block.
2. filled-type orthographic projection optical screen according to claim 1, which is characterized in that multiple magnetic blob of viscoses are along first
Direction arrangement, the soft magnetosphere (12) along first direction successively magnetic absorption in multiple magnetic blob of viscoses.
3. filled-type orthographic projection optical screen according to claim 1, which is characterized in that the stiff baseplate (14) is bee
Any one of nest aluminium sheet, aluminium-plastic panel, PVC foam plate, plank.
4. filled-type orthographic projection optical screen according to claim 1, which is characterized in that the shape of the bottom plate block is side
Shape, triangle or trapezoidal.
5. filled-type orthographic projection optical screen according to claim 1, which is characterized in that the splicing between the magnetic blob of viscose
Gap is less than 10mm.
6. filled-type orthographic projection optical screen according to claim 1, which is characterized in that the magnetic glue-line (13) passes through double
Face glue, foam rubber or adhesive sticker are pasted on the stiff baseplate (14).
7. a kind of projection display system, including projector, which is characterized in that including filling as claimed in any one of claims 1 to 6
Type orthographic projection optical screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821014551.3U CN208673021U (en) | 2018-06-28 | 2018-06-28 | A kind of filled-type orthographic projection optical screen and projection display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821014551.3U CN208673021U (en) | 2018-06-28 | 2018-06-28 | A kind of filled-type orthographic projection optical screen and projection display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208673021U true CN208673021U (en) | 2019-03-29 |
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ID=65827640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821014551.3U Active CN208673021U (en) | 2018-06-28 | 2018-06-28 | A kind of filled-type orthographic projection optical screen and projection display system |
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| Country | Link |
|---|---|
| CN (1) | CN208673021U (en) |
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- 2018-06-28 CN CN201821014551.3U patent/CN208673021U/en active Active
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