CN208834089U - A kind of laser projection screen - Google Patents
A kind of laser projection screen Download PDFInfo
- Publication number
- CN208834089U CN208834089U CN201821770589.3U CN201821770589U CN208834089U CN 208834089 U CN208834089 U CN 208834089U CN 201821770589 U CN201821770589 U CN 201821770589U CN 208834089 U CN208834089 U CN 208834089U
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- Prior art keywords
- frame
- laser projection
- projection screen
- vertical
- transverse
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- 238000003384 imaging method Methods 0.000 claims abstract description 5
- 239000012788 optical film Substances 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 21
- 239000000725 suspension Substances 0.000 abstract description 8
- 210000003205 muscle Anatomy 0.000 abstract description 4
- 238000005253 cladding Methods 0.000 abstract 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model discloses a kind of laser projection screens, including the diaphragm unit for projection imaging；With the border component on four sides of cladding diaphragm unit；Wherein, border component includes lateral frame and vertical frame；Laser projection screen further includes for the hanger with wall connecting；Wherein, suspension muscle is provided on lateral frame, suspension muscle is cladding on hanger.This laser projection screen optimizes installation suspension mechanism during installation, it laterally can with vertically can be more convenient be adjusted with adaptation to local conditions, during installation, installation accuracy is reduced to a certain extent, adapts to more real-world environments, is conducive to the popularization and market development of product.This laser projection screen, structure is simple, installs adjustable.While guaranteeing product display effect, a kind of easy screen suspension regulative mode is additionally provided.
Description
Technical Field
The utility model relates to a laser projection shows technical field, especially relates to a laser projection screen.
Background
A laser projection screen is a projection screen used in combination with a laser projector, and is widely used in homes, offices, and entertainment places, for example, a 100-inch fresnel optical hard screen. Within the industry, laser projection screens are typically divided into soft screens and hard screens. When the soft screen is used, the laser projector projects images or videos onto the curtain, and the soft screen frequently shakes during use, so that image jitter is caused. Therefore, compared with a soft screen, a hard screen has stronger reliability, and therefore, a hard screen is usually selected in a place with higher requirements.
Wherein the hard screen adopts a back plate adhered to the back of the optical film, usually an aluminum honeycomb plate, such as a laser television honeycomb projection back plate disclosed in the Chinese patent with the publication number of CN 206433092U. However, because the laser projector has high flatness on the projection surface, the aluminum honeycomb panel selected for the hard screen needs to have a relatively thick thickness (usually not less than 8mm) to ensure strength, which results in high product thickness and heavy weight, and thus the market demand of ultra-thin screens is violated. Meanwhile, the suspension mechanism is usually fixedly arranged on the back plate in the industry, so that the hard screen cannot be adjusted in the horizontal direction, the requirements on installation precision and practical environment are high, and product popularization and market development are not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a laser projection screen has optimized the installation and has hung the mechanism, and when the installation, the horizontal direction can be adjusted comparatively conveniently, has reduced the installation accuracy to a certain extent, can adapt to more practical environment, is favorable to the popularization and the market development of product.
The above object of the present invention can be achieved by the following technical solutions:
a laser projection screen comprises
A diaphragm assembly for projection imaging; and
a frame assembly covering four sides of the membrane assembly;
the frame assembly comprises a transverse frame and a vertical frame;
the laser projection screen further comprises
The hanging rack is used for being connected with a wall body;
wherein,
the transverse frame is provided with a hanging rib, and the hanging rib is hung on the hanging frame;
the stores pylon passes through crab-bolt or back of the body bolt and wall connection, offer on the stores pylon and be vertical distribution, be used for the confession the crab-bolt or the multi-row hole that the back of the body bolt passed.
Preferably, there are two transverse frames and two vertical frames;
the two transverse frames and the two vertical frames enclose a rectangular frame, and the transverse frames are detachably connected with the vertical frames.
Preferably, the frame assembly further comprises
Four corner connecting pieces;
the corner connecting piece comprises two supporting legs, and the two supporting legs are integrally formed;
the transverse frame and the vertical frame are both arranged in a hollow manner, and the corner connecting piece is arranged at the joint of the transverse frame and the vertical frame; one supporting leg of the corner connecting piece is inserted into the transverse frame, the other supporting leg of the corner connecting piece is inserted into the vertical frame to connect the transverse frame and the vertical frame, the corner connecting piece and the transverse frame are detachably fixed through a screw, and the corner connecting piece and the vertical frame are detachably fixed through a screw.
Preferably, the two legs of the corner connector are disposed ninety degrees from each other such that the corner connector is L-shaped.
Preferably, also comprises
A plurality of support rods;
the two ends of the supporting rod are detachably connected with the two transverse frames respectively.
Preferably, a plurality of the supporting rods are all arranged in parallel to the vertical frame.
Preferably, a plurality of the support rods are arranged between the two vertical frames in a linear array.
Preferably, the diaphragm assembly comprises
An optical film; and
the back plate is adhered to one surface of the optical diaphragm, which is far away from the projection surface;
wherein, the back plate is an iron-plastic composite plate.
Preferably, gaps are reserved between the transverse frame and the optical film and between the vertical frame and the optical film.
Preferably, the thickness of the back plate is 1-3 mm.
The utility model has the advantages that:
this kind of laser projection screen, when the installation, at first pass through the crab-bolt or back of the body bolt with the stores pylon and install on the wall body, during the installation stores pylon, can be according to local conditions, select suitable hole site installation stores pylon in the multirow hole, after waiting to install the stores pylon, hang the horizontal frame that is in the upper end in the horizontal frame in the frame subassembly on the stores pylon through hanging the muscle futilely, then, can be according to local conditions, horizontal direction's regulation can be realized to the horizontal promotion. The installation suspension mechanism is optimized, when the installation is carried out, the horizontal and vertical adjustment can be conveniently carried out, the installation precision is reduced to a certain extent, more practical environments can be adapted, and the popularization and market development of products are facilitated. The laser projection screen is simple in structure and adjustable in installation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of an embodiment of the invention;
fig. 2 is a rear view schematic of an embodiment of the present invention;
FIG. 3 is an enlarged view taken apart at A in FIG. 2;
fig. 4 is a sectional view of an embodiment of the present invention installed.
Labeled as: 1. a diaphragm assembly; 2. a frame component; 11. an optical film; 12. a back plate; 3. a hanger; 4. a support bar; 21. a transverse frame; 22. a vertical frame; 23. a corner connector; 211. and hanging the ribs.
Detailed Description
In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention.
The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1, a laser projection screen includes a film assembly 1 for projection imaging and a frame assembly 2 covering four sides of the film assembly 1.
Referring to fig. 1 and 4, the film assembly 1 includes an optical film 11 and a back plate 12 attached to a surface of the optical film 11 facing away from a projection surface (the projection surface refers to a surface of the optical film used for projection imaging). Wherein, the back plate 12 is an iron-plastic composite plate. The thickness of the back plate 12 is 1-3 mm. For example, the iron-plastic composite plate with the thickness of 1.8mm is preferably adopted, and compared with the common 8mm aluminum honeycomb plate, the thickness of the product is greatly reduced, so that the ultrathin market requirement is met.
Referring to fig. 2 and fig. 3, the frame assembly 2 includes two horizontal frames 21, two vertical frames 22, and four corner connectors 23. The two transverse frames 21 and the two vertical frames 22 enclose a rectangular frame, and the transverse frames 21 and the vertical frames 22 are detachably connected. In order to adapt to the change of the environmental temperature, gaps are reserved between the transverse frame 21 and the vertical frame 22 and between the optical film 11, so that the optical film 11 is in an unconstrained state in the frame assembly 2, the optical film 11 is not extruded when the temperature rises and deforms, the smoothness of the optical film 11 is ensured, and a good visual effect is obtained.
With continued reference to fig. 2 and 3, the corner connector 23 includes two legs, and the two legs are integrally formed; the two legs of the corner connector 23 are disposed at ninety degrees to each other, so that the corner connector 23 is L-shaped and made of metal, such as iron alloy, aluminum alloy or magnesium alloy. The transverse frame 21 and the vertical frame 22 are both arranged in a hollow manner, and the corner connecting piece 23 is arranged at the joint of the transverse frame 21 and the vertical frame 22; one support leg of the corner connector 23 is inserted into the transverse frame 21, the other support leg is inserted into the vertical frame 22 to connect the transverse frame 21 and the vertical frame 22, the corner connector 23 and the transverse frame 21 are detachably fixed through screws, and the corner connector 23 and the vertical frame 22 are detachably fixed through screws.
Laser projection screen still includes many spinal branchs vaulting pole 4, and bracing piece 4 can play the supporting role to two horizontal frames 21 to improve frame subassembly 2's intensity, the both ends of bracing piece 4 can be dismantled with two horizontal frames 21 respectively and be connected, for example adopt screw connection. Many the bracing piece 4 all is on a parallel with vertical frame 22 sets up, and many the bracing piece 4 is linear array arranges and sets up in two between the vertical frame 22. In this embodiment, a support rod 4 is preferably used, which is arranged at the center axis of the screen.
With reference to fig. 1, fig. 2 and fig. 4, the laser projection screen further includes a hanging rack 3 for connecting with a wall, the hanging rack 3 is provided with a plurality of rows of holes which are vertically distributed and are used for the anchor bolts or the back bolts to pass through, in this embodiment, the plurality of rows of holes are arranged in five rows, and the hanging rack 3 is connected with the wall through the anchor bolts or the back bolts. The transverse frame 21 is provided with a hanging rib 211, and the hanging rib 211 is hung on the hanging frame 3, so that the transverse frame 21 is made of metal or alloy with high strength, such as high-strength martensitic steel. This kind of laser projection screen, when installing, at first install stores pylon 3 on the wall body through crab-bolt or back bolt, when installing stores pylon 3, can be according to local conditions, select suitable hole site installation stores pylon 3 in five rows of holes, after waiting to install stores pylon 3, hang the horizontal frame 21 that is in the upper end in the horizontal frame 21 among the frame subassembly 2 on stores pylon 3 through hanging muscle 211 futilely, then, can be according to local conditions, horizontal direction's regulation can be realized to the horizontal promotion. The installation suspension mechanism is optimized, when the installation is carried out, the horizontal and vertical adjustment can be conveniently carried out, the installation precision is reduced to a certain extent, the installation suspension mechanism can adapt to more practical environment, and the popularization and market development of products are facilitated. The laser projection screen has the advantages of simple structure, adjustable installation and ultrathin side face.
Although the present invention has been described herein with reference to the illustrated embodiments thereof, which are merely preferred embodiments of the present invention, it is to be understood that the present invention is not limited thereto, and that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure.
Claims (10)
1. A laser projection screen, comprising
A diaphragm assembly for projection imaging; and
a frame assembly covering four sides of the membrane assembly;
the frame assembly comprises a transverse frame and a vertical frame;
the laser projection screen further comprises
The hanging rack is used for being connected with a wall body;
wherein,
the transverse frame is provided with a hanging rib, and the hanging rib is hung on the hanging frame;
the stores pylon passes through crab-bolt or back of the body bolt and wall connection, offer on the stores pylon and be vertical distribution, be used for the confession the crab-bolt or the multi-row hole that the back of the body bolt passed.
2. A laser projection screen according to claim 1,
the number of the transverse frames is two, and the number of the vertical frames is two;
the two transverse frames and the two vertical frames enclose a rectangular frame, and the transverse frames are detachably connected with the vertical frames.
3. The laser projection screen of claim 2, wherein the bezel assembly further comprises
Four corner connecting pieces;
the corner connecting piece comprises two supporting legs, and the two supporting legs are integrally formed;
the transverse frame and the vertical frame are both arranged in a hollow manner, and the corner connecting piece is arranged at the joint of the transverse frame and the vertical frame; one supporting leg of the corner connecting piece is inserted into the transverse frame, the other supporting leg of the corner connecting piece is inserted into the vertical frame to connect the transverse frame and the vertical frame, the corner connecting piece and the transverse frame are detachably fixed through a screw, and the corner connecting piece and the vertical frame are detachably fixed through a screw.
4. The laser projection screen of claim 3, wherein the ninety degree arrangement between the two legs of the corner connector is such that the corner connector is L-shaped.
5. The laser projection screen of claim 1, further comprising
A plurality of support rods;
the two ends of the supporting rod are detachably connected with the two transverse frames respectively.
6. The laser projection screen of claim 5, wherein the plurality of support rods are all disposed parallel to the vertical border.
7. The laser projection screen of claim 6, wherein the plurality of support rods are arranged in a linear array between two of the vertical rims.
8. The laser projection screen of claim 1, wherein the diaphragm assembly comprises
An optical film; and
the back plate is adhered to one surface of the optical diaphragm, which is far away from the projection surface;
wherein, the back plate is an iron-plastic composite plate.
9. The laser projection screen of claim 8, wherein gaps are reserved between the horizontal and vertical borders and the optical film.
10. The laser projection screen of claim 8, wherein the back plate has a thickness of 1-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770589.3U CN208834089U (en) | 2018-10-30 | 2018-10-30 | A kind of laser projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770589.3U CN208834089U (en) | 2018-10-30 | 2018-10-30 | A kind of laser projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208834089U true CN208834089U (en) | 2019-05-07 |
Family
ID=66319721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770589.3U Active CN208834089U (en) | 2018-10-30 | 2018-10-30 | A kind of laser projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208834089U (en) |
-
2018
- 2018-10-30 CN CN201821770589.3U patent/CN208834089U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |