CN209149058U - A kind of metope mounting structure of orthographic projection optical screen - Google Patents
A kind of metope mounting structure of orthographic projection optical screen Download PDFInfo
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- CN209149058U CN209149058U CN201822183949.6U CN201822183949U CN209149058U CN 209149058 U CN209149058 U CN 209149058U CN 201822183949 U CN201822183949 U CN 201822183949U CN 209149058 U CN209149058 U CN 209149058U
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Abstract
The utility model discloses a kind of metope mounting structure of orthographic projection optical screen, comprising: optical projection screen, ferromagnetism substrate, magnetic offset plate and bonding colloid, optical projection screen is membranaceous, sheet or plate, ferromagnetism substrate includes ferromagnetism material member, magnetic offset plate is the elasto-plastic plate that Magnaglo is added, optical projection screen and the fitting integration of ferromagnetism substrate, ferromagnetism substrate magnetic absorption to magnetic offset plate and detachable, magnetic offset plate is bonded to metope by bonding colloid；Further, magnetic offset plate is fixedly installed in metope by locking member；The structure is installed using the principle that magnetic and iron phase are inhaled, and protects metope, is not needed the punching installation screw on metope, is not destroyed metope, directly movement screen can easy adjustment screen position, use is simpler, at any time detachably；Structural thickness is small, and it is small to occupy viewing space；It is easily installed position adjustment；Screen and screen installation cost are reduced, installation and adjustment process is simplified.
Description
Technical field
The utility model relates to projection arts, install in particular to a kind of metope of orthographic projection optical screen
Structure.
Background technique
Laser television is known as a kind of Novel television after black-and-white television, color TV, LCD TV, laser by industry
Projection TV, because its display size is big, low energy consumption, to eye injury small the advantages that due to be gradually esthetically acceptable to the consumers.Laser projection
TV is mainly made of laser projection and projection screen, and projection screen plays an important role to image display effect, therefore light
It is extremely important for laser television to learn projection screen.
Planarization and long-time stability after screen optical diaphragm and installation are crucial the effect of projected image, special
It is not the image to ultra short focal projector projection, the planarization of screen cover is required higher.
Common orthographic projection optical screen is made of one or more layers optical film (piece, plate) and substrate, and being formed has centainly
Rigidity, screen that is smooth, being easily installed is whole, referred to as hard screen.Now common product form is using cellular board honeycomb
Aluminium sheet, aluminium-plastic panel, steel plate etc. are used as projection screen substrate, are then successively attached to optical film on substrate, or first by optical film
It is bonded to each other, then attaches on substrate again.Mounting hole first is stamped on installation metope when use, it is fixed to be packed into screws bolts etc.
Part.Then screen is mounted on metope on mounted fixing piece.
This screen and mounting means have the characteristics that smooth and beautiful.But it has the disadvantage that:
1) it needs to punch in metope, there is certain destruction to metope；
2) screen has a certain distance from metope, is that viewing distance reduces, wasting space；
3) installation process is complicated, and position is not easy to adjust after installation；
4) totle drilling cost is high.
Another common mounting means is that screen diaphragm is stretched in four sides by spring or tension band, the piece of elasticity etc.
(picture frame is commonly called as) on the frame of shape, is formed screen entirety, is become picture frame screen or picture frame screen.Peace first is stamped on installation metope when use
Hole is filled, the fixing pieces such as screws bolts are packed into.Then screen is mounted on metope on mounted fixing piece.
For hard screen above-mentioned, whole screen packaging is small for flexible screen (soft screen, curtain, framework screen, curtain) and its mounting means,
It is readily transported and registers one's residence, the features such as advantage of lower cost, but its disadvantage is also obviously.
1) assembled in situ screen, assembled condition are not so good as to assemble in factory, different guarantee assembling quality, such as planarization, by
Power uniformity etc.；
2) it is tensioned screen mask using spring, elastic webbing etc., used for a long time, spring or other elastic material bullets used
Property decline, generate relaxation, so strong-willed screen cover rise fold, influence imaging effect；
3) screen diaphragm itself deforms under tensile force effect for a long time, and fold etc. influences imaging effect；
4) screen, which mounts rear Li Qiang, certain distance, general 2 to 5 centimetres, occupies viewing space；
5) metope also needs aperture, mounting means etc..
Utility model content
The purpose of this utility model is to provide a kind of metope mounting structures of orthographic projection optical screen, can not break
On the basis of bad metope, replacement projection screen readjust position when, directly move screen can easy adjustment screen position, make
With more simply, can dismantle at any time.
The embodiments of the present invention are achieved in that
A kind of metope mounting structure of orthographic projection optical screen comprising optical projection screen, ferromagnetism substrate, Magnetic adhesive
Plate and bonding colloid, optical projection screen are membranaceous, sheet or plate, and ferromagnetism substrate includes ferromagnetism material member, Magnetic adhesive
Plate is the elasto-plastic plate that magnetic retention powder is added, optical projection screen and the fitting integration of ferromagnetism substrate, ferromagnetism substrate
For magnetic absorption to magnetic offset plate and detachable, magnetic offset plate is bonded to metope by bonding colloid；Further, magnetic offset plate is logical
It crosses locking member and is fixedly installed in metope；Further, locking member includes viscose glue, screw or rivet；Further, bonding colloid is
Pressure sensitive adhesive；The structure is installed using the principle that magnetic and iron phase are inhaled, and protects metope, does not need the punching installation screw on metope,
Do not destroy metope, when replace projector readjust hard curtain position when, directly move screen can easy adjustment screen position, make
With simpler, at any time detachably.
In the utility model preferred embodiment, above-mentioned optical projection screen is bonded by single-layer or multi-layer, optics
Each layer of projection screen includes organic material member or inorganic part.
In the utility model preferred embodiment, above-mentioned optical projection screen has fine optical texture, fine optics
Structure includes column structure, Fresnel lens structure, linear light grid structure or spherical crown shape microlens array.
In the utility model preferred embodiment, face is also added in the fine optical texture of above-mentioned optical projection screen
At least one of material, dyestuff or subparticle or the plating of each layer optical projection screen are formed with optical thin film.
In the utility model preferred embodiment, above-mentioned ferromagnetism substrate is that single-layer or multi-layer ferromagnetism material member is compound
Form, single layer ferromagnetism material member with a thickness of 0.1mm~8mm；Further, the overall thickness of ferromagnetism substrate be 0.3mm~
8mm。
In the utility model preferred embodiment, setting is improved intensity between above-mentioned adjacent layer ferromagnetism material member
Fibrous layer, fibrous layer are organic material part or inorganic part, and adhesive is used between each layer ferromagnetism material member and fibrous layer
Compound, fibrous layer includes carbon fiber or glass fibre.
In the utility model preferred embodiment, be additionally provided between above-mentioned adjacent layer ferromagnetism material member foaming, honeycomb,
At least one of solid organic material part and inorganic material part, form sandwich of layers, and sandwich of layers is compounded in by adhesive again
Together, sandwich of layers includes iron plate, honeycomb aluminum, nontoxic low density polyethylene (LDPE) (PE), flame-proof polyethylene (FR), PS or PU core plate.
In the utility model preferred embodiment, it is above-mentioned magnetism offset plate be using thermoplastic elastic body as matrix,
Add magnetic retention powder and a kind of magnetic composite members of manufactured tool, magnetic retention powder include oxygen iron figure magnetic powder,
At least one of strontium ferrite magnetic powder, barium ferrite magnetic powder or rare earth permanent magnet powder, rubber include natural rubber, silicon rubber or poly-
Urethane rubber, thermoplastic elastomer (TPE) include polyethylene, polyvinyl chloride or polyurethane；Magnetic adhesive plate thickness is 0.1mm~10mm.
In the utility model preferred embodiment, the metope mounting structure of above-mentioned orthographic projection optical screen further includes preventing
The supplementary structure that screen falls, supplementary structure includes locking member, ferromagnetism substrate and Magnetic adhesive of the fixed magnetic offset plate to metope
Bonding colloid, magnetic offset plate between plate are equipped with groove and ferromagnetism substrate is equipped in the structure of the projecting block to match with groove
At least one；Further, locking member includes viscose glue, screw or rivet；Further, magnetic offset plate and ferromagnetism substrate it
Between be joinery and its construction.
In the utility model preferred embodiment, the surface of above-mentioned magnetism offset plate is set as plane or prominent structure, dashes forward
Structure includes protrusion or groove out, and protrusion is that the projection of Magnetic adhesive plate surface is formed, and groove is parallel to each other or with angle；Further
Ground, planar structure are the hair side of mirror surface or fine lines；Further, protrusion is spherical crown lattice array；Further, groove is mutual
Vertically.
The beneficial effects of the utility model are:
Substrate of the utility model by using composite plate as projection screen, the screen diaphragm of single-layer or multi-layer is layer-by-layer
It fits on substrate, or will be fitted on substrate again after the fitting of multilayer screen diaphragm, first paste Magnetic adhesive on smooth metope
Piece, the principle to be attracted each other using magnetic and iron, then the screen posted is adsorbed on magnetic glue-line, the installation of screen is completed,
A variety of optical projection screens can be installed, form detaching structure with magnetic offset plate, rapidly installed, pass through magnetism
Magnetic offset plate is effectively fixed in installation metope for offset plate and bonding colloid；It solves the hard curtain installation of optical projection and needs pre-buried spiral shell
Nail destroys the problem inconvenient for use such as secondary destruction metope when metope, replacement projector.The orthographic projection optical screen of this programme,
It is installed using the principle that magnetic and iron phase are inhaled, does not need the punching installation screw on metope, metope will not be destroyed, when replacement projects
Machine readjust hard curtain position when, directly move screen can easy adjustment screen position, use is simpler, can tear open at any time
It unloads.
The utility model also has the advantage that
1) it does not need to punch in front, breaks ringwall face；
2) thickness is small, and it is small to occupy viewing space；
3) it is easily installed position adjustment；
4) screen and screen installation cost are reduced, installation and adjustment process is simplified.
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 understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as.
Fig. 1 is the schematic diagram of the mounting structure of the utility model first embodiment；
Fig. 2 is the first schematic diagram of the structure of the utility model optical projection screen；
Fig. 3 is second of schematic diagram of structure of the utility model optical projection screen；
Fig. 4 is the third schematic diagram of the structure of the utility model optical projection screen；
Fig. 5 is the 4th kind of schematic diagram of structure of the utility model optical projection screen；
Fig. 6 is the Magnetic adhesive plate surface structural schematic diagram of the utility model first embodiment；
Fig. 7 is the schematic diagram of the mounting structure of the utility model second embodiment；
Fig. 8 is the Magnetic adhesive plate surface structural schematic diagram of the utility model second embodiment；
Fig. 9 is the schematic diagram of the mounting structure of the utility model 3rd embodiment；
Icon: 1- is bonded colloid；2- magnetism offset plate；3- ferromagnetism substrate；4- optical projection screen；5- Decorative frame；6-
Metope is installed；7- projecting block；The surface 11- material part；12- coloring layer；13- diffusion layer；14- substrate part；15- Fresnel optical texture
Layer；The reflecting layer 16-；17- cylindrical optic structure sheaf；18- white material coating；19- line grating optical texture.
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, it is clear that 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.
First embodiment
Fig. 1 is please referred to, the present embodiment provides a kind of metope mounting structures of orthographic projection optical screen comprising optical projection
Screen 4, ferromagnetism substrate 3, magnetic offset plate 2, bonding colloid 1, Decorative frame 5 and installation metope 6, with multilayered structure, the
One layer is optical projection screen 4, the second layer is ferromagnetism substrate 3, third layer be magnetic offset plate 2, the 4th layer be bonding colloid 1,
Optical projection screen 4 is membranaceous, sheet or plate, and ferromagnetism substrate 3 includes ferromagnetism material member, and magnetic offset plate 2 is that magnetic is added
Property powder elasto-plastic plate, wherein bonding colloid 1 is adhesive, optical projection screen 4 and ferromagnetism substrate 3 be bonded integration,
3 magnetism of ferromagnetism substrate is pasted to Magnetic adhesive plate 2 and detachable, and magnetic offset plate 2 is bonded to installation metope 6 by being bonded colloid 1；
When installation, 4 film of optical projection screen is successively fitted on ferromagnetism substrate 3, or the fitting of optical screen diaphragm is whole at one
It is attached on ferromagnetism substrate 3 again after body, magnetic offset plate 2 is that one or more splicing is fixed on installation metope 6, in installation wall
Installation site is determined on face 6, then the magnetic offset plate 2 of sheet is pasted onto the position determined on installation metope 6, then will be with ferromagnetic
The projection screen of property substrate 3 attaches to correct position on magnetic rubber；The structure is installed using the principle that magnetic and iron phase are inhaled,
Protection installation metope 6 does not need the punching installation screw on installation metope 6, does not destroy installation metope 6, when replacement projector
When readjusting hard curtain position, directly mobile screen can easy adjustment screen position, use is simpler, at any time detachably.
Referring to figure 2.~Fig. 5, optical projection screen 4 can be used it is a variety of, citing 4 kinds optical projection screen 4 is said
Bright, the first is the optical projection screen 4 of Fresnel optical texture, second of the optics for 90 degree of isosceles triangle optical textures
Projection screen 4, the third is the optical projection screen 4 of the structure containing cylindrical optic, and the 4th kind is line grating optical texture 19
Optical projection screen 4, optical projection screen 4 are membranaceous, sheet or plate, are combined by single-layer or multi-layer, optical projection
Each layer of screen 4 includes organic material member or inorganic part, which uses organic matter part, and optical projection screen 4 has
Fine optical texture, fine optical texture include column structure, Fresnel lens structure, linear light grid structure or spherical crown shape lenticule
Array, optical projection screen 4 further include that at least one of pigment, dyestuff and subparticle or the plating of optical projection screen 4 are formed with
Optical film.The embodiment use Fresnel lens structure, wherein optical projection screen 4 include surface material part 11, substrate layer,
Chromatograph 12, diffusion layer 13, Fresnel optical structure layers 15 and reflecting layer 16.
Referring to figure 2.~Fig. 5, the front projection screen of Fresnel structure is by the scratch resistance surface material part that is coated in substrate surface
11, coloring layer 12, the diffusion layer 13 of substrate layer backsize, the Fresnel optics knot of next layer of substrate layer backsize or extrusion molding
The reflecting layer 16 of structure layer 15 and spraying or plating or printing forms；Surfacing is scratch resistance material, roughness >=0.8 (non-mirror
Face), hardness reaches 2H；Coloring layer 12 is one layer with coloured material pieces, for adjusting the transmitance and improving optical of screen
The contrast of screen；Diffusion layer 13 is to be provided with some diffusion particles, for the propagation of disperse light, increases viewer visual angle；
Fresnel optical structure layers 15 are the zigzag concentric loops that section is triangle, and the direction for adjusting light goes out toward viewer
It penetrates；Reflecting layer 16 is the metallic material film of high reflectance or the compound-material membrane stack of high reflectance, for reflecting incident light
Line reduces light through loss.Wherein, the Fresnel optical structure layers 15 which uses include Fresnel optical structure layers
15 and its deformation, the optical structure layers of isosceles right triangle, the optical structure layers of isosceles on-right angle triangle, the embodiment adopt
Optical structure layers further include the cylindrical optic structure sheaf 17 for being set to substrate part 14, and 14 surface of substrate part is equipped with black light
The linear light grid structure of grid optics structure 19 and white material coating 18；The optical projection screen 4 that the embodiment uses is scratch resistance
Film, color film (containing diffusion) and Fresnel Lenses film are combined.
Ferromagnetism substrate 3 includes ferromagnetism material member and organic material part, and ferromagnetism substrate 3 is single-layer or multi-layer ferromagnetism
Material member is combined, the single layer ferromagnetism material of single layer ferromagnetism material member used with a thickness of 0.1mm~8mm, the embodiment
Matter part is galvanized iron sheet, and surface is coated with F-C paint, and with a thickness of 0.3mm, totally 2, the overall thickness of ferromagnetism substrate 3 is
1.8mm；Setting is improved the fibrous layer of intensity between adjacent layer ferromagnetism material member, and fibrous layer is organic material part or inorganic material
Matter part, compound using adhesive between each layer ferromagnetism material member and fibrous layer, fibrous layer includes carbon fiber or glass fibre, respectively
Layer ferromagnetism material member at an entirety, increases fibrous layer such as carbon fiber, glass by bonding between each layer ferromagnetism material member
Fiber, other organic materials or inorganic material fibrous layer, then an entirety or each layer ferromagnetism material are combined by adhesive
Increase foaming, honeycomb or solid organic or inorganic material between part to be combined with each other as sandwich of layers, then by adhesive；
Organic material part connects galvanized iron sheet, and for the organic material part which uses for the polythene strip of 1mm thickness, the two is combined into steel
Plastic clad plate uses adhesive silicone adhesive or epoxy glue；Organic material part includes nontoxic low density polyethylene (LDPE) (PE), fire-retardant poly- second
Alkene (FR), PS or PU core plate, the embodiment use polyethylene board.
After optical projection screen 4 and ferromagnetism substrate 3 are bonded, bound edge processing, Decorative frame 5 are carried out using Decorative frame 5
It is concave, there is groove, be respectively connected to the both ends of 3 composite board integrating of optical projection screen 4 and ferromagnetism substrate, one
The both ends of the composite plate of change fit into groove, this makes more beautiful after 3 integration of optical projection screen 4 and ferromagnetism substrate
It sees.
Magnetic offset plate 2 be added magnetic retention powder magnetic rubber, using rubber be matrix addition magnetic retention powder and
It is made, is a kind of magnetic composite material element of tool, magnetic retention powder is metal powder, and metal powder includes oxygen iron figure magnetic
Powder, strontium ferrite magnetic powder, barium ferrite magnetic powder or rare earth permanent magnet powder, magnetic offset plate 2 is with a thickness of 0.1mm~10mm, the embodiment
Magnetic offset plate 2 with a thickness of 2mm；Magnetic offset plate 2 is magnetic rubber, the rubber in magnetic rubber include natural rubber, silicon rubber,
Polyethylene rubber, polyvinyl chloride rubber or polyurethane rubber, the embodiment use natural rubber；Magnaglo includes but is not limited to
Metal powder magnetism material part, metal powder magnetism material part include oxygen iron figure magnetic powder, strontium ferrite magnetic powder, barium ferrite magnetic powder and
At least one of rare earth permanent magnet powder；The embodiment uses the mixture of oxygen iron figure magnetic powder and strontium ferrite magnetic powder.
The bonding colloid 1 of the present embodiment is adhesive, which is pressure sensitive adhesive, is attached using the good film of pre-production
On to installation metope 6 or in the one side of magnetic rubber, or directly in magnetic rubber one side coating pressure sensitive adhesive, which is coated with thickness
Spend the pressure sensitive adhesive of about 0.1mm.
The metope mounting structure of orthographic projection optical screen further includes the supplementary structure for preventing screen from falling, and supplementary structure includes
Fixed magnetic offset plate 2 is to the bonding colloid 1 between the installation locking member of metope 6, ferromagnetism substrate 3 and magnetic offset plate 2, Magnetic adhesive
Plate 2 is equipped with groove and ferromagnetism substrate 3 is equipped at least one of the structure of the projecting block 7 to match with groove, the embodiment
The bonding colloid 1 of use carries out gluing.
Fig. 6 is please referred to, the surface of magnetic offset plate 2 is set as plane or prominent structure, and prominent structure includes raised or groove,
Protrusion is formed for magnetic 2 surface projection of offset plate, and groove is parallel to each other or with angle；For the embodiment using protrusion, protrusion is ball
Comb point array.
The installation process of the example of the utility model are as follows:
S1, using 2 0.3mm galvanized iron sheets, surface applies F-C paint, and 1mm thick polyethylene sheet material uses silicone as core plate
Glue or epoxy glue, core plate is bonded with galvanized iron sheet and guarantee it is smooth, after adhesive solidification after at ferromagnetism substrate 3, cut out
The size of needs is switched to, long 2200mm, wide 1230mm are spare；
S2,2mm thickness magnetic rubber piece in the pressure sensitive adhesive of one side applied thickness about 0.1mm, then stick release film protection viscose glue
Layer, cuts 6 pieces of magnetic rubber pieces, the every long 710mm of block size, wide 610mm；
S3, screen diaphragm three pieces, including scratch resistance film, color film (containing diffusion), Fresnel Lenses film, are combined with each other；
S4, the complex of screen diaphragm is bonded with the ferromagnetism substrate 3 of preparation；
S5, screen installation site is determined on the wall, and 6 pieces of magnetic rubber pieces are fitted in correct position；
S6, the ferromagnetism substrate 3 in S4 is affixed on magnetic rubber.
Second embodiment
Fig. 7 is please referred to, the present embodiment provides a kind of metope mounting structures of orthographic projection optical screen comprising optical projection
Screen 4, ferromagnetism substrate 3, magnetic offset plate 2, bonding colloid 1, Decorative frame 5 and installation metope 6, with multilayered structure, the
One layer is optical projection screen 4, the second layer is ferromagnetism substrate 3, third layer be bonding colloid 1, the 4th layer be magnetic offset plate 2,
Layer 5 is bonding colloid 1, and optical projection screen 4 is membranaceous, sheet or plate, and ferromagnetism substrate 3 includes ferromagnetism material member,
Magnetic offset plate 2 is the elasto-plastic plate that Magnaglo is added, wherein bonding colloid 1 is adhesive, optical projection screen 4 and ferromagnetism
Substrate 3 is bonded integration, and ferromagnetism substrate 3 is labelled to magnetic offset plate 2 and detachable by being bonded colloid 1, and magnetic offset plate 2 passes through viscous
It connects colloid 1 and is bonded to installation metope 6；When installation, 4 film of optical projection screen is successively fitted on ferromagnetism substrate 3, or by light
The fitting of screen diaphragm is learned at being attached on ferromagnetism substrate 3 again after an entirety, magnetic offset plate 2 is that one or more splicing is fixed
On installation metope 6, installation site is determined on installation metope 6, then glues the magnetic offset plate 2 of sheet by being bonded colloid 1
It is attached to the position determined on installation metope 6, then coated one layer of bonding colloid 1, the projection screen with ferromagnetism substrate 3 is attached to
To correct position on bonding colloid 1；The structure is installed using the principle that magnetic and iron phase are inhaled, and protection installation metope 6 does not need
Punching installation screw on metope 6 is installed, installation metope 6 is not destroyed, when replacement projector readjusts hard curtain position, directly
Mobile screen can easy adjustment screen position, use is simpler, at any time detachably.
Second embodiment is identical with first embodiment part, the difference is that the setting of bonding colloid 1, ferromagnetism substrate
3, the surface setting of magnetic offset plate 2 and supplementary structure.
Referring to figure 2.~Fig. 5, optical projection screen 4 can be used it is a variety of, citing 4 kinds optical projection screen 4 is said
Bright, the first is the optical projection screen 4 of Fresnel optical texture, second of the optics for 90 degree of isosceles triangle optical textures
Projection screen 4, the third is the optical projection screen 4 of the structure containing cylindrical optic, and the 4th kind is line grating optical texture 19
Optical projection screen 4, optical projection screen 4 are membranaceous, sheet or plate, are combined by single-layer or multi-layer, optical projection
Each layer of screen 4 includes organic material member or inorganic part, which uses organic matter part, and optical projection screen 4 has
Fine optical texture, fine optical texture include column structure, Fresnel lens structure or spherical crown shape microlens array, and optics is thrown
Shadow screen 4 further includes that at least one of pigment member, dyestuff part and subparticle or the plating of optical projection screen 4 are formed with optical film.
The embodiment use Fresnel lens structure, wherein optical projection screen 4 include surface material part 11, substrate layer, coloring layer 12,
Diffusion layer 13, Fresnel optical structure layers 15 and reflecting layer 16.
Ferromagnetism substrate 3 includes ferromagnetism material member and organic material part, and ferromagnetism substrate 3 is single-layer or multi-layer ferromagnetism
Material member is combined, the single layer ferromagnetism material of single layer ferromagnetism material member used with a thickness of 0.1mm~8mm, the embodiment
Matter part is steel disc, and surface is coated with F-C paint, and with a thickness of 0.3mm, totally 3, the overall thickness of ferromagnetism substrate 3 is 2.0mm；Phase
Setting is improved the fibrous layer of intensity between adjacent bed ferromagnetism material member, and fibrous layer is organic material part or inorganic part, respectively
Compound using adhesive between layer ferromagnetism material member and fibrous layer, fibrous layer includes carbon fiber or glass fibre, and each layer is ferromagnetic
Property material member increased by bonding at an entirety, between each layer ferromagnetism material member fibrous layer for example carbon fiber, glass fibre, its
His organic material or inorganic material fibrous layer, then be combined between an entirety or each layer ferromagnetism material member by adhesive
Increase foaming, honeycomb or solid organic or inorganic material to be combined with each other as sandwich of layers, then by adhesive；Organic material
Matter part connects steel disc, and for the organic material part which uses for the polythene strip of 0.8mm thickness, the two is combined into steel plastic compount
Plate uses adhesive silicone adhesive or epoxy glue；Organic material part includes nontoxic low density polyethylene (LDPE) (PE), flame-proof polyethylene
(FR), PS or PU core plate, the embodiment use polyethylene board.
After optical projection screen 4 and ferromagnetism substrate 3 are bonded, bound edge processing, Decorative frame 5 are carried out using Decorative frame 5
It is concave, there is groove, be respectively connected to the both ends of 3 composite board integrating of optical projection screen 4 and ferromagnetism substrate, one
The both ends of the composite plate of change fit into groove, this makes more beautiful after 3 integration of optical projection screen 4 and ferromagnetism substrate
It sees.
Magnetic offset plate 2 be added magnetic retention powder magnetic rubber, using rubber be matrix addition magnetic retention powder and
It is made, is a kind of magnetic composite material element of tool, magnetic retention powder is metal powder, and metal powder includes oxygen iron figure magnetic
Powder, strontium ferrite magnetic powder, barium ferrite magnetic powder or rare earth permanent magnet powder, magnetic offset plate 2 is with a thickness of 0.1mm~10mm, the embodiment
Magnetic offset plate 2 with a thickness of 2mm；Magnetic offset plate 2 is magnetic rubber, the rubber in magnetic rubber include natural rubber, silicon rubber,
Polyethylene rubber, polyvinyl chloride rubber or polyurethane rubber, the embodiment use natural rubber；Magnaglo includes but is not limited to
Metal powder magnetism material part, metal powder magnetism material part include oxygen iron figure magnetic powder, strontium ferrite magnetic powder, barium ferrite magnetic powder and
At least one of rare earth permanent magnet powder；The embodiment uses the mixture of oxygen iron figure magnetic powder and strontium ferrite magnetic powder.
The bonding colloid 1 of the present embodiment is adhesive, which is pressure sensitive adhesive, and pressure sensitive adhesive painting invests Magnetic adhesive plate 2
Two sides is attached on installation metope 6 or on the two sides of magnetic rubber, or directly in magnetic rubber using the good film of pre-production
Two sides applies pressure sensitive adhesive, which is coated with the pressure sensitive adhesive of thickness about 0.1mm.
The metope mounting structure of orthographic projection optical screen further includes the supplementary structure for preventing screen from falling, and supplementary structure includes
Fixed magnetic offset plate 2 is to the bonding colloid 1 between the installation locking member of metope 6, ferromagnetism substrate 3 and magnetic offset plate 2, Magnetic adhesive
Plate 2 is equipped with groove and ferromagnetism substrate 3 is equipped at least one of the structure of the projecting block 7 to match with groove, the embodiment
The bonding colloid 1 of use carries out gluing.
Fig. 8 is please referred to, the surface of magnetic offset plate 2 is set as plane or prominent structure, and prominent structure includes raised or groove,
Protrusion is formed for magnetic 2 surface projection of offset plate, and groove is parallel to each other or with angle；The embodiment uses groove, and groove is phase
Mutually parallel strip projected parts form.
The installation process of the example of the utility model are as follows:
S1, using 3 0.3mm steel discs, surface applies F-C paint, and 0.8mm thick polyethylene sheet material uses silicone adhesive as core plate
Or epoxy glue, core plate is bonded with steel disc and guarantees smooth, at ferromagnetism substrate 3 after adhesive solidification, being cut to is needed
The size wanted, long 1800mm, wide 1000mm are spare；
S2,2mm thickness magnetic rubber piece in the pressure sensitive adhesive of one side applied thickness about 0.1mm, then stick release film protection viscose glue
Layer, cuts 6 pieces of magnetic rubber pieces, the every long 750mm of block size, wide 630mm；
S3, screen diaphragm three pieces, including scratch resistance film, color film (containing diffusion), Fresnel Lenses film, are combined with each other；
S4, the complex of screen diaphragm is bonded with the ferromagnetism substrate 3 of preparation；
S5, screen installation site is determined on the wall, and 4 pieces of magnetic rubber pieces are fitted in correct position；
S6, the ferromagnetism substrate 3 in S4 is affixed on magnetic rubber.
3rd embodiment
Fig. 9 is please referred to, the present embodiment provides a kind of metope mounting structures of orthographic projection optical screen comprising optical projection
Screen 4, ferromagnetism substrate 3, magnetic offset plate 2, bonding colloid 1, Decorative frame 5 and installation metope 6, with multilayered structure, the
One layer is optical projection screen 4, the second layer is ferromagnetism substrate 3, third layer be magnetic offset plate 2, the 4th layer be bonding colloid 1,
Optical projection screen 4 is membranaceous, sheet or plate, and ferromagnetism substrate 3 includes ferromagnetism material member, and magnetic offset plate 2 is that magnetic is added
Property powder elasto-plastic plate, wherein bonding colloid 1 is adhesive, optical projection screen 4 and ferromagnetism substrate 3 be bonded integration,
3 magnetism of ferromagnetism substrate is pasted to Magnetic adhesive plate 2 and detachable, and magnetic offset plate 2 is bonded to installation metope 6 by being bonded colloid 1；
When installation, 4 film of optical projection screen is successively fitted on ferromagnetism substrate 3, or the fitting of optical screen diaphragm is whole at one
It is attached on ferromagnetism substrate 3 again after body, magnetic offset plate 2 is that one or more splicing is fixed on installation metope 6, in installation wall
Installation site is determined on face 6, then the magnetic offset plate 2 of sheet is pasted onto the position determined on installation metope 6, then will be with ferromagnetic
The projection screen of property substrate 3 attaches to correct position on magnetic rubber；The structure is installed using the principle that magnetic and iron phase are inhaled,
Protection installation metope 6 does not need the punching installation screw on installation metope 6, does not destroy installation metope 6, when replacement projector
When readjusting hard curtain position, directly mobile screen can easy adjustment screen position, use is simpler, at any time detachably.
Second embodiment is identical with first embodiment part, the difference is that supplementary structure.
Referring to figure 2.~Fig. 5, optical projection screen 4 can be used it is a variety of, citing 4 kinds optical projection screen 4 is said
Bright, the first is the optical projection screen 4 of Fresnel optical texture, second of the optics for 90 degree of isosceles triangle optical textures
Projection screen 4, the third is the optical projection screen 4 of the structure containing cylindrical optic, and the 4th kind is line grating optical texture 19
Optical projection screen 4, optical projection screen 4 are membranaceous, sheet or plate, are combined by single-layer or multi-layer, optical projection
Each layer of screen 4 includes organic material member or inorganic part, which uses organic matter part, and optical projection screen 4 has
Fine optical texture, fine optical texture include column structure, Fresnel lens structure or spherical crown shape microlens array, and optics is thrown
Shadow screen 4 further includes that at least one of pigment member, dyestuff part and subparticle or the plating of optical projection screen 4 are formed with optical film.
The embodiment use Fresnel lens structure, wherein optical projection screen 4 include surface material part 11, substrate layer, coloring layer 12,
Diffusion layer 13, Fresnel optical structure layers 15 and reflecting layer 16.
Ferromagnetism substrate 3 includes ferromagnetism material member and organic material part, and ferromagnetism substrate 3 is single-layer or multi-layer ferromagnetism
Material member is combined, the single layer ferromagnetism material of single layer ferromagnetism material member used with a thickness of 0.1mm~8mm, the embodiment
Matter part is galvanized iron sheet, and surface is coated with F-C paint, and with a thickness of 0.2mm, totally 3, the overall thickness of ferromagnetism substrate 3 is
1.8mm；Setting is improved the fibrous layer of intensity between adjacent layer ferromagnetism material member, and fibrous layer is organic material part or inorganic material
Matter part, compound using adhesive between each layer ferromagnetism material member and fibrous layer, fibrous layer includes carbon fiber or glass fibre, respectively
Layer ferromagnetism material member at an entirety, increases fibrous layer such as carbon fiber, glass by bonding between each layer ferromagnetism material member
Fiber, other organic materials or inorganic material fibrous layer, then an entirety or each layer ferromagnetism material are combined by adhesive
Increase foaming, honeycomb or solid organic or inorganic material between part to be combined with each other as sandwich of layers, then by adhesive；
Organic material part connects galvanized iron sheet, and for the polythene strip of 1.2mm thickness, the two is combined into the organic material part which uses
Composited steel and plastic decking uses adhesive silicone adhesive or epoxy glue；Organic material part includes nontoxic low density polyethylene (LDPE) (PE), fire-retardant poly-
Ethylene (FR), PS or PU core plate, the embodiment use polyethylene board.
After optical projection screen 4 and ferromagnetism substrate 3 are bonded, bound edge processing, Decorative frame 5 are carried out using Decorative frame 5
It is concave, there is groove, be respectively connected to the both ends of 3 composite board integrating of optical projection screen 4 and ferromagnetism substrate, one
The both ends of the composite plate of change fit into groove, this makes more beautiful after 3 integration of optical projection screen 4 and ferromagnetism substrate
It sees.
Magnetic offset plate 2 be added magnetic retention powder magnetic rubber, using rubber be matrix addition magnetic retention powder and
It is made, is a kind of magnetic composite material element of tool, magnetic retention powder is metal powder, and metal powder includes oxygen iron figure magnetic
Powder, strontium ferrite magnetic powder, barium ferrite magnetic powder or rare earth permanent magnet powder, magnetic offset plate 2 is with a thickness of 0.1mm~10mm, the embodiment
Magnetic offset plate 2 with a thickness of 1.8mm；Magnetic offset plate 2 is magnetic rubber, and the rubber in magnetic rubber includes natural rubber, silicon rubber
Glue, polyethylene rubber, polyvinyl chloride rubber or polyurethane rubber, the embodiment use natural rubber；Magnaglo includes but not
It is limited to metal powder magnetism material part, metal powder magnetism material part includes oxygen iron figure magnetic powder, strontium ferrite magnetic powder, barium ferrite magnetic
At least one of powder and rare earth permanent magnet powder；The embodiment uses the mixture of oxygen iron figure magnetic powder and strontium ferrite magnetic powder.
The bonding colloid 1 of the present embodiment is adhesive, which is pressure sensitive adhesive, is attached using the good film of pre-production
On to installation metope 6 or in the one side of magnetic rubber, or directly in magnetic rubber one side coating pressure sensitive adhesive, which is coated with thickness
Spend the pressure sensitive adhesive of about 0.1mm.
The metope mounting structure of orthographic projection optical screen further includes the supplementary structure for preventing screen from falling, and supplementary structure includes
Fixed magnetic offset plate 2 is to the locking member of metope, and locking member is screw, and magnetic offset plate 2 is fixed on installation metope 6 by screw, ferromagnetic
Property substrate 3 be equipped with projecting block 7, magnetic offset plate 2 is concaved with and its matching groove structure, magnetic offset plate 2 and ferromagnetism base
It is joinery and its construction between plate 3, projecting block 7 is set to the top and middle part of ferromagnetism substrate 3, superposed ferromagnetism substrate 3
Projecting block 7 upper limb of magnetic offset plate 2 is blocked, the projecting block 7 positioned at the ferromagnetism substrate 3 at middle part matches magnetic offset plate 2
Clamping.
Fig. 6 is please referred to, the surface of magnetic offset plate 2 is set as plane or prominent structure, and prominent structure includes raised or groove,
Protrusion is formed for magnetic 2 surface projection of offset plate, and groove is parallel to each other or with angle；For the embodiment using protrusion, protrusion is ball
Comb point array.
The installation process of the example of the utility model are as follows:
S1, using 3 0.2mm galvanized iron sheets, surface applies F-C paint, and 1.2mm thick polyethylene sheet material uses silicon as core plate
Ketone glue or epoxy glue, core plate is bonded with galvanized iron sheet and guarantee it is smooth, after adhesive solidification after at ferromagnetism substrate 3, by it
It is cut to the size of needs, long 2000mm, wide 1000mm are spare；
S2,1.8mm thickness magnetic rubber piece in the pressure sensitive adhesive of one side applied thickness about 0.1mm, then stick release film protection and glue
Glue-line cuts 6 pieces of magnetic rubber pieces, the every long 600mm of block size, wide 500mm；
S3, screen diaphragm three pieces, including scratch resistance film, color film (containing diffusion), Fresnel Lenses film, are combined with each other；
S4, the complex of screen diaphragm is bonded with the ferromagnetism substrate 3 of preparation；
S5, screen installation site is determined on the wall, and 5 pieces of magnetic rubber pieces are fitted in correct position；
S6, the ferromagnetism substrate 3 in S4 is affixed on magnetic rubber.
In conclusion the example of the utility model can install a variety of optical projection screens, pass through ferromagnetism substrate
Unitary member is formed with optical projection screen, detaching structure is formed with magnetic offset plate, is rapidly installed, pass through Magnetic adhesive
Magnetic offset plate is effectively fixed in installation metope for plate and bonding colloid, and prevents optical projection screen from falling off using supplementary structure
Under pendant, it can directly move screen and easily install, structure is simple, is easily rapidly assembled and disassembled, installation and adjustment process is simplified,
Metope is protected, thickness is small, reduces occupied space.
Present specification describes the example of the embodiments of the present invention, it is not meant to that these embodiments illustrate and describe
All possible forms of the utility model.Those of ordinary skill in the art will understand that the embodiments described herein is
In order to help reader to understand the principles of the present invention, it should be understood that the protection scope of the utility model is not limited in this way
Specific embodiments and embodiments.Those skilled in the art can do according to the technical disclosures disclosed by the utility model
Various other specific variations and combinations without departing from the essence of the present invention out, these variations and combinations are still practical at this
In novel protection scope.
Claims (10)
1. a kind of metope mounting structure of orthographic projection optical screen characterized by comprising optical projection screen, ferromagnetism base
Plate, magnetic offset plate and bonding colloid, the optical projection screen are membranaceous, sheet or plate, and the ferromagnetism substrate includes iron
Magnetic material part, the magnetism offset plate is the elasto-plastic plate that magnetic retention powder is added, the optical projection screen and the iron
Magnetic Substrate fitting integration, the ferromagnetism substrate magnetic absorption to the magnetic offset plate and detachable, the magnetism offset plate
Metope is bonded to by the bonding colloid.
2. a kind of metope mounting structure of orthographic projection optical screen according to claim 1, which is characterized in that the optics
Projection screen is bonded by single-layer or multi-layer, and each layer of the optical projection screen includes organic material member or inorganic
Part.
3. a kind of metope mounting structure of orthographic projection optical screen according to claim 2, which is characterized in that the optics
Projection screen have fine optical texture, fine optical texture include column structure, Fresnel lens structure, linear light grid structure or
Spherical crown shape microlens array.
4. a kind of metope mounting structure of orthographic projection optical screen according to claim 2, which is characterized in that the optics
Also added at least one of pigment, dyestuff or subparticle or each layer light in the fine optical texture of projection screen
It learns projection screen plating and is formed with optical thin film.
5. a kind of metope mounting structure of orthographic projection optical screen according to claim 1, which is characterized in that described ferromagnetic
Property substrate be that ferromagnetism material member described in single-layer or multi-layer is combined, ferromagnetism material member with a thickness of 0.1mm described in single layer
~8mm.
6. a kind of metope mounting structure of orthographic projection optical screen according to claim 5, which is characterized in that adjacent layer institute
The fibrous layer that setting between ferromagnetism material member is improved intensity is stated, fibrous layer is organic material part or inorganic part, each layer
Compound using adhesive between the ferromagnetism material member and fibrous layer, fibrous layer includes carbon fiber or glass fibre.
7. a kind of metope mounting structure of orthographic projection optical screen according to claim 5, which is characterized in that adjacent layer institute
It states and is additionally provided at least one of foaming, honeycomb, solid organic material part and inorganic material part, shape between ferromagnetism material member
At sandwich of layers, sandwich of layers is combined with each other by adhesive again, and sandwich of layers includes iron plate, honeycomb aluminum, nontoxic low density polyethylene (LDPE)
(PE), flame-proof polyethylene (FR), PS or PU core plate.
8. a kind of metope mounting structure of orthographic projection optical screen according to claim 1, which is characterized in that the magnetism
Offset plate be using thermoplastic elastic body as matrix, add magnetic retention powder and it is manufactured it is a kind of tool it is magnetic compound
Part, magnetic retention powder include in oxygen iron figure magnetic powder, strontium ferrite magnetic powder, barium ferrite magnetic powder or rare earth permanent magnet powder at least
One kind, rubber include natural rubber, silicon rubber or polyurethane rubber, and thermoplastic elastomer (TPE) includes polyethylene, polyvinyl chloride or poly-
Urethane；The Magnetic adhesive plate thickness is 0.1mm~10mm.
9. a kind of metope mounting structure of orthographic projection optical screen according to claim 1, which is characterized in that the positive throwing
The metope mounting structure of shadow optical screen further includes the supplementary structure for preventing screen from falling, and the supplementary structure includes fixed magnetic
Offset plate is to the bonding colloid between the locking member of metope, the ferromagnetism substrate and the magnetic offset plate, the Magnetic adhesive
Plate is equipped with groove and the ferromagnetism substrate is equipped at least one of the structure of projecting block to match with groove.
10. a kind of metope mounting structure of orthographic projection optical screen according to claim 1, which is characterized in that the magnetic
Property offset plate surface be set as plane or prominent structure, prominent structure includes protrusion or groove, and protrusion is the magnetic offset plate table
Face projection is formed, and groove is parallel to each other or with angle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822183949.6U CN209149058U (en) | 2018-12-25 | 2018-12-25 | A kind of metope mounting structure of orthographic projection optical screen |
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| CN201822183949.6U CN209149058U (en) | 2018-12-25 | 2018-12-25 | A kind of metope mounting structure of orthographic projection optical screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126418A (en) * | 2020-01-15 | 2021-07-16 | 青岛海信激光显示股份有限公司 | Projection equipment and display screen |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126418A (en) * | 2020-01-15 | 2021-07-16 | 青岛海信激光显示股份有限公司 | Projection equipment and display screen |
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