CN106483752A - Projection screen installing mechanism - Google Patents
Projection screen installing mechanism Download PDFInfo
- Publication number
- CN106483752A CN106483752A CN201611192186.0A CN201611192186A CN106483752A CN 106483752 A CN106483752 A CN 106483752A CN 201611192186 A CN201611192186 A CN 201611192186A CN 106483752 A CN106483752 A CN 106483752A
- Authority
- CN
- China
- Prior art keywords
- screen
- fixture
- wall
- groove
- hanging frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
Abstract
The present invention provides a kind of projection screen installing mechanism, including：Body of wall hanger, screen hanging frame and fixture, body of wall hanger is fixed on body of wall, and adjustment portion is provided with body of wall hanger, screen hanging frame is fixed on the backboard of projection screen, and on screen hanging frame, it is provided with installation portion, fixture in the installation portion and adjustable be fastened at adjustment portion, the fixture is used for screen hanging frame to be fixed together with body of wall hanger.The technical scheme, after the position of body of wall hanger determines, the position of screen hanging frame and body of wall hanger can be adjusted according to the projected image of projection main, and then so that the projected image of projection main is fitted like a glove with the screen area of projection screen, need not dismantle repeatedly and projection screen is installed, operate without in qualified installation person to user family, effectively reduce human cost, installation effectiveness is high, and Consumer's Experience is good.
Description
Technical field
The present invention relates to commercial Application technical field, more particularly to a kind of projection screen installing mechanism.
Background technology
With the development of Human optical's technology, the application of optical projection technology constantly extends, and laser-projector etc. is thrown
Shadow equipment has been widely used in each place of the daily lifes such as teaching, meeting, home theater, the development of optical projection technology
Bring great convenience for the life of the mankind.
Figure 1A is the structural representation of body of wall hanger in existing projection screen installing mechanism, and Figure 1B is existing projection screen peace
The structural representation of screen hanging frame in mounting mechanism.As shown in Figure 1A, before projection screen is installed, first according to projection main and
Horizontal range between projection screen and projection screen lower limb and projection main install the vertical range between desktop, in peace
The scope to be installed of projection screen 11 is determined on dress body of wall 10, and is punched at two symmetric positions in scope to be installed
And it is respectively mounted the body of wall hanger being made up of change gear 101 and fixing screws 102.Accordingly, as shown in Figure 1B, projection screen 11
Two screen hanging frames 112 are provided with postnotum 111.Therefore, when projection screen 11 is installed, by the groove of screen hanging frame 112
Snap in the groove of change gear 101, so as to realize the fixed installation of projection screen.
However, projection screen is in actual installation, punch position is often not accurate enough, causes the projected image of projection main
Cannot fit like a glove with the screen area of projection screen, so be accomplished by projection screen is taken off, redefine punch position
And then installation is re-started, What is more needs qualified installation person to operate in user family, not only increases human cost, and
And installation effectiveness is low, poor user experience.
Content of the invention
The present invention provides a kind of projection screen installing mechanism, with solve existing projection screen when mounted human cost high,
Installation effectiveness is low, the problem of poor user experience.
A kind of projection screen installing mechanism that the present invention is provided, including：Body of wall hanger, screen hanging frame and fixture；
The body of wall hanger is fixed on body of wall, is provided with adjustment portion on the body of wall hanger, and the screen hanging frame is fixed
On the backboard of projection screen, on the screen hanging frame, be provided with installation portion, the fixture in the installation portion and
Adjustable be fastened at the adjustment portion, the fixture be used for the screen hanging frame is fixed on one with the body of wall hanger
Rise.
In one embodiment of this invention, the body of wall hanger is the first L bracket, the first of first L bracket
Side offers at least two first installing holes；
The mechanism also includes：At least two first installed parts；
The body of wall hanger is fixed to by described at least two first installed parts through described at least two first installing holes
On the body of wall；
The adjustment portion is arranged on the second side of first L bracket, and the adjustment portion includes to be opened in described
Two grooves on first L bracket second side
In the above embodiment of the present invention, described two grooves are symmetricly set on the second side of first L bracket
The two ends on side；
Described two grooves are L-shaped groove, and the opening direction of the L-shaped groove is perpendicular to first L bracket
First side.
In another embodiment of the invention, the screen hanging frame is the second L bracket, the of second L bracket
One side is fixed on the backboard of the projection screen, and the installation portion includes the second side for being opened in second L bracket
Two through holes on side；
The fixture at the installation portion and adjustable be fastened at the adjustment portion, including：Described solid
Determine part to be interspersed in the through hole and adjustable be fastened in the groove.
In the above embodiment of the present invention, described two grooves are the first groove and the second groove；
The distance between opening of the bottom of first groove and second groove is equal between described two through holes
Distance；Or
The distance between bottom of the opening of first groove and second groove is equal between described two through holes
Distance.
In one more embodiment of the present invention, the second side of first L bracket is in the opening of described two grooves
Place forms chamfering.
In another embodiment of the present invention, the fixture includes：For the screw that is plugged in the through hole and riveting
It is connected on the nut of the first side of the through hole, the screw and nut thread connection.
In the above embodiment of the present invention, the fixture also includes：Packing ring；
The packing ring is located on the second side of the through hole and the sheathed supporting surface for being fixed on the screw.
In another embodiment of the present invention, the quantity of the body of wall hanger is two, and the quantity of the screen hanging frame is
Two.
In the above embodiment of the present invention, two screen hanging frames are symmetrically fixed on the backboard of the projection screen
The left and right sides, the level interval of two body of wall hangers are equal to the level interval of two screen hanging frames.
Projection screen installing mechanism provided in an embodiment of the present invention, including：Body of wall hanger, screen hanging frame and fixture, Gu
Adjustment portion is provided with the body of wall hanger being scheduled on body of wall, is fixed on the screen hanging frame on projection screen backboard and is provided with installation
Portion, by by fixture at the installation portion and adjustable be fastened at above-mentioned adjustment portion, by adjusting the fixture
Screen hanging frame can be fixed together with body of wall hanger, so as to projection screen can be fixed according to the projected image of projection main
Installation site.Technical scheme, after the position of body of wall hanger determines, can adjust according to the projected image of projection main
Section screen hanging frame and the position of body of wall hanger, and then so that the projected image of projection main is kissed with the screen area of projection screen completely
Close, it is not necessary to dismantle repeatedly and projection screen is installed, operate without in qualified installation person to user family, effectively reduce people
Power cost, installation effectiveness are high, and Consumer's Experience is good.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Figure 1A is the structural representation of body of wall hanger in existing projection screen installing mechanism；
Figure 1B is the structural representation of screen hanging frame in existing projection screen installing mechanism；
Fig. 2 is the structural representation of the projection screen installing mechanism that the embodiment of the present invention one is provided；
Fig. 3 A is the structural representation of body of wall hanger in embodiment illustrated in fig. 2；
Fig. 3 B is the exploded perspective view of screen hanging frame and fixture in embodiment illustrated in fig. 2；
Fig. 4 A is the structural representation of body of wall hanger in the projection screen installing mechanism that the embodiment of the present invention two is provided；
Fig. 4 B is that the blast of screen hanging frame and fixture in the projection screen installing mechanism that the embodiment of the present invention two is provided is shown
It is intended to；
Fig. 5 is the knot of the screen hanging frame for being provided with fixture in the projection screen installing mechanism that the embodiment of the present invention two is provided
Structure schematic diagram；
Fig. 6 A to Fig. 6 D is the assembling process schematic diagram of projection screen.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of projection screen installing mechanism, for solving existing projection screen manpower when mounted
High cost, installation effectiveness are low, the problem of poor user experience.Below, the technical scheme of the application is carried out by specific embodiment
Describe in detail.
It should be noted that these specific embodiments can be combined with each other below, for same or analogous concept
Or process may be repeated no more in certain embodiments.
Fig. 2 is the structural representation of the projection screen installing mechanism that the embodiment of the present invention one is provided.Fig. 3 A is real shown in Fig. 2
Apply the structural representation of body of wall hanger in example.Fig. 3 B is the exploded perspective view of screen hanging frame and fixture in embodiment illustrated in fig. 2.
As shown in Fig. 2, Fig. 3 A and Fig. 3 B, projection screen installing mechanism provided in an embodiment of the present invention, including：Body of wall hanger 21, screen
Hanger 22 and fixture 23.
Specifically, as shown in fig. 2 and fig. 3 a, body of wall hanger 21 is fixed on body of wall 210, is provided with the body of wall hanger 21
Adjustment portion 211.
As shown in fig. 2 and fig. 3b, screen hanging frame 22 is fixed on the backboard of projection screen 220, is set on the screen hanging frame 22
Be equipped with installation portion 221, fixture 23 in the installation portion 221 and adjustable be fastened at above-mentioned adjustment portion 211, this is solid
Part 23 is determined for screen hanging frame 22 is fixed together with 210 hanger 21 of body of wall.
In actual applications, as laser-projector includes projection main and projection screen, therefore, in the embodiment of the present invention
In, in order that the projected image of projection main transmitting is incident upon in the screen area of projection screen 220 just, it is generally the case that
Determine the fixed position of projection main first and installation fixation is carried out, secondly, according to the projected image that projection main is projected
Height determine installation site of the projection screen 220 on body of wall 210, finally by body of wall hanger 21 installed in projection main
In scope corresponding to projected image, and projection screen 220 is fixed on by the cooperation by body of wall hanger 21 with screen hanging frame 22
On body of wall 210.
Optionally, the embodiment of the present invention is strip with body of wall hanger 21 and screen hanging frame 22 and is briefly described.Tool
Body, with reference to shown in Fig. 2, Fig. 3 A and Fig. 3 B, adjustment portion 211 on body of wall hanger 21, is provided with, the adjustment portion 211 can be set to bar
Connected in star.Accordingly, installation portion 221 is provided with screen hanging frame 22, the installation portion 221 can be set to manhole, installation portion
Dismountable fixture 23 is installed in 221, the fixture 23 may include screw and the nut for matching.
In one embodiment of this invention, the installation process of projection screen is probably as follows：
First, according to projection main and the theoretical installation site of projection screen, the position of fixing projection main, and will be long
The body of wall hanger 21 of bar shaped is fixedly installed on the corresponding body of wall 210 of the theoretical installation site of projection screen 220, and by strip
Screen hanging frame 22 is fixedly installed on the backboard of projection screen 220；
Secondly, fixture 23 is detachably arranged at the installation portion 221 of screen hanging frame 22, and screen hanging frame 22 is led to
Cross fixture 23 to be fastened at the adjustment portion 211 of body of wall hanger 21；
Finally, projection main is opened, and according to the projects images of projection main, fixture 23 is adjusted in adjustment portion 211
Position, when the screen area of projected image and projection screen 220 coincide, using the fixture 23 by body of wall hanger 21 and screen
Hanger 22 is locked together, so that screen hanging frame 22 can not be moved with respect to body of wall hanger 21, will throw so as to reach
Shadow screen 220 is fixed on the purpose on body of wall 210.
What deserves to be explained is, in projection screen installing mechanism provided in an embodiment of the present invention, above-mentioned body of wall hanger 21
Quantity is two, and the quantity of screen hanging frame 22 is two.Two screen hanging frames 22 are symmetrically and fixedly mounted to a left side for projection screen 220
Right both sides, accordingly, with reference to the spacing between two screen hanging frames 22, two body of wall hangers 21 are installed to body of wall accordingly
On 210, the level interval of two body of wall hangers 21 is equal to the level interval of two screen hanging frames 22, and then can be utilized respectively fixation
Body of wall hanger 21 is fixed together by part 23 with screen hanging frame 22.
Projection screen installing mechanism provided in an embodiment of the present invention, including：Body of wall hanger, screen hanging frame and fixture, Gu
Adjustment portion is provided with the body of wall hanger being scheduled on body of wall, is fixed on the screen hanging frame on projection screen backboard and is provided with installation
Portion, by by fixture at the installation portion and adjustable be fastened at above-mentioned adjustment portion, by adjusting the fixture
Screen hanging frame can be fixed together with body of wall hanger, so as to projection screen can be fixed according to the projected image of projection main
Installation site.Technical scheme, after the position of body of wall hanger determines, can adjust according to the projected image of projection main
Section screen hanging frame and the position of body of wall hanger, and then so that the projected image of projection main is kissed with the screen area of projection screen completely
Close, it is not necessary to dismantle repeatedly and projection screen is installed, operate without in qualified installation person to user family, effectively reduce people
Power cost, installation effectiveness are high, and Consumer's Experience is good.
On the basis of embodiment illustrated in fig. 2, in the projection screen installing mechanism that Fig. 4 A is provided for the embodiment of the present invention two
The structural representation of body of wall hanger.Fig. 4 B is for screen hanging frame in the projection screen installing mechanism of the offer of the embodiment of the present invention two and admittedly
Determine the exploded perspective view of part.
As a kind of example, as shown in Figure 4 A, in projection screen installing mechanism provided in an embodiment of the present invention, above-mentioned wall
Body hanger 21 is the first L bracket 31, and the first side of first L bracket 31 offers at least two first installing holes 311.
In the present embodiment, the projection screen installing mechanism, also includes：At least two first installed parts 313.At least two first peace
Piece installing 313 is fixed to body of wall hanger 21 on body of wall 210 through at least two first installing hole 311.
Meanwhile, as shown in Figure 4 A, above-mentioned adjustment portion 211 is arranged on the second side of the first L bracket 31, the adjustment portion
211 include two grooves 312 being opened on 31 second side of the first L bracket.
Specifically, when two grooves 312 are offered on the second side of first L bracket 31, optionally, above-mentioned tune
Section portion 211 can at least include two grooves 312, and two grooves 312 can be used for card and set fixture 23, and then body of wall is hung
Frame 21 is fixed together with screen hanging frame 22.
Accordingly, in the present embodiment, as shown in Figure 4 B, above-mentioned screen hanging frame 22 is the second L bracket 32, the 2nd L
The first side of shape support 32 is fixed on the backboard of projection screen 220, and above-mentioned installation portion 221 includes to be opened in the second L-shaped
Two through holes 321 on the second side of support 32.
Specifically, corresponding with two grooves in the first L bracket 31, in one embodiment, in the second L bracket 32
Second side open up two through holes 321, such above-mentioned fixing piece 23 at the installation portion 221 and adjustable is fastened on tune
Can be realized by following feasible pattern at section portion 211, that is, fixture 23 is interspersed in through hole 321 and adjustable is fastened on
In groove 312.
Optionally, shown in reference picture 4A, body of wall hanger 21 is the vertical L bracket of two sides, for convenience of description, by wall
Body hanger 21 is defined as the first L bracket 31, and the first side of the first L bracket 31 offers multiple first installing holes 311.Can
Choosing, the plurality of first installing hole 311 is uniformly and symmetrically distributed in first side, by by the first installed part 313 through the first peace
Dress hole 311 is fixed on body of wall 210, so as to the first L bracket 31 is fixed on body of wall 210.Wherein, first installed part
313 are chosen as fixing pin.
Accordingly, shown in reference picture 4B, with being shaped like for body of wall hanger 21, screen hanging frame 22 is also that two sides are vertical
The screen hanging frame 22 of L-shaped, in order to distinguish with above-mentioned body of wall hanger 21, is defined as the second L bracket in the present embodiment by L bracket
32.
Optionally, multiple second installing hole (not shown) are offered on the first side of second L bracket 32, by inciting somebody to action
Second installed part (not shown) is fixed on projection screen 220 through the second installing hole, so as to the second L bracket 32 to be fixed to
On projection screen 220.In another embodiment, when projection screen 220 dispatches from the factory, also the second L bracket 32 can be pre-installed on
On the backboard of projection screen 220, so as to the manual installation of user can be saved, Consumer's Experience is improve.
In the present embodiment, in order to corresponding with two grooves 312 in the first L bracket 31, the second L bracket 32
Second side offers two through holes 321, is respectively mounted fixture 23 in two through holes 321, and in installation process, fixing
Gap between the supporting surface of part 23 and the second side of screen hanging frame with a certain size, the size in the gap need to be slightly larger than wall
The thickness of body hanger 21, such fixture 23 can be just fastened in the groove 312 of body of wall hanger 21.
Projection screen installing mechanism provided in an embodiment of the present invention, by body of wall hanger is arranged to the first L bracket,
The first side of the first L bracket opens up at least two first installing holes, the second side of the first L bracket open up two recessed
Groove, and above-mentioned adjustment portion includes two grooves, by screen hanging frame is set to the second L bracket, by the second L bracket
First side is fixed on the backboard of projection screen, opens up two through holes, and above-mentioned installation in the second side of the second L bracket
Portion includes two through holes, such fixture just can be interspersed in through hole and adjustable be fastened in groove, screen is hung
Frame is fixed together with body of wall hanger, and then the purpose for realizing being fixed to projection screen on body of wall, due to being interspersed in through hole
Fixture adjustable can be fastened in groove, such projection screen can be carried out in installation process according to actual needs
Adjust, simple to operate, installation effectiveness is high.
Further, as shown in Figure 4 A, above-mentioned two groove 312 is symmetricly set on the second side of the first L bracket 31
Two ends, and two grooves 312 are L-shaped groove, and the opening direction of the L-shaped groove is perpendicular to the first of the first L bracket 31
Side.
Specifically, two grooves 312 on body of wall hanger 21 are symmetrically opened in the two of 31 second side of the first L bracket
End, screen hanging frame 22 is so fixed to respectively the two ends of body of wall hanger 21 using fixture 23, and fastness is high.
Additionally, as shown in Figure 4 A, two grooves 312 are arranged L-shaped groove, the opening direction of each L-shaped groove all hangs down
It is straight that in the first side of the first L bracket 31, the opening of such L-shaped groove forms stopper section with the end of body of wall hanger 21,
That is, in the installation process of projection screen 220, the fixture 23 being fixed on screen hanging frame 22 is entered by the opening of L-shaped groove
Enter L-shaped groove, and then be fastened on stop of the fixture 23 for being so fastened on L-shaped groove in L-shaped groove in stopper section to make
With under difficult for drop-off so that screen hanging frame 22 is difficult from landing on body of wall hanger 21, safe.
Further, as shown in Figure 4 A, above-mentioned two groove 312 is the first groove 316 and the second groove 318.In order to
Installation and the fixation of screen hanging frame 22 and body of wall hanger 21 is realized, between the opening of a groove and the bottom of another groove
Distance needs to meet some requirements, specific as follows：
The distance between opening of the bottom of the first groove 316 and the second groove 318 is equal to the distance between two through holes；
Or first the distance between opening and the bottom of the second groove 318 of groove 316 be equal to the distance between two through holes.
In the present embodiment, for, screen hanging frame 22 (second L-shaped corresponding with the first groove 316 and the second groove 318
Support 32) on two through holes be respectively defined as first through hole 323 and the second through hole 325, consolidating in first through hole 323
Determine part 23 to be fastened in the first groove 316, the fixture 23 being provided with the second through hole 325 is fastened in the second groove 318.
In actual applications, as the fixture 23 in first through hole 323 is entered by the opening of the first groove 316
After entering the first groove 316 and slipping into the bottom of the first groove 316, fixture 23 on the second through hole 325 is just by the
The opening of two grooves 318 enters the second groove 318, is fastened in the first groove 316 and the second groove 318 by moving up and down
Fixture 23, just can achieve to adjust purpose of the projection screen 220 with respect to 210 displacement of body of wall, so, the first groove 316 and the
Two grooves 318 need to meet following condition：That is the distance between opening of the bottom of the first groove 316 and the second groove 318 etc.
In the distance between first through hole 323 and the second through hole 325, or the opening of the first groove 316 and the bottom of the second groove 318
The distance between be equal to the distance between first through hole 323 and the second through hole 325.
Additionally, as shown in Figure 4 A, the second side of the first L bracket 31 forms chamfering at the opening of two grooves 312.
Specifically, when opening up groove 312 on the second side of the first L bracket 31, the first L bracket 31 is made in groove
Chamfering is formed at 312 opening, as chamfering is circular arc so that groove 312 is round and smooth and easily snap at opening, improve
The card of fixture 23 sets into efficiency during groove 312, simple and convenient.
Further, on the basis of above-described embodiment, Fig. 5 is the projection screen fitting machine that the embodiment of the present invention two is provided
The structural representation of the screen hanging frame of fixture is installed in structure.As shown in figure 5, in embodiments of the present invention, fixture 23 is wrapped
Include：For the screw 231 being plugged in through hole 321 and the nut 232 for being riveted on 321 first side of through hole, the screw 231 and the spiral shell
Female 232 is threaded.
Optionally, when projection screen 220 dispatches from the factory, screen hanging frame 22 is pre-installed on the backboard of projection screen 220, and
On screen hanging frame 22, the first side riveting of through hole 321 has nut 232, therefore, when projection screen 220 is installed, can be by fixture
Screw 231 in 23 interts in through hole 321 from the second side of through hole 321 and realizes being spirally connected with the nut 232.
Additionally, by the first side that nut 232 is riveted on through hole 321, so when determining projection screen 220 and body of wall
After 210 accurate location, just screen hanging frame 22 can be made to be fixed on body of wall hanger 21 by screwing screw 231 and nut 232
Together, so as to projection screen 220 is firmly installed on body of wall 210.
Optionally, as shown in figure 5, above-mentioned fixing piece 23 also includes：Packing ring 233.
The packing ring 233 is located on the second side of through hole 321 and the sheathed supporting surface for being fixed on screw 231.
Specifically, before screw 231 interts through hole 321, first packing ring 233 is set on screw 231 and fixing
On the supporting surface of screw 231, subsequently again screw 231 is interted in through hole 321 from the second side of through hole 321, and in packing ring
A certain size gap is preset between 233 and screen hanging frame 22, concrete as shown in Figure 5.
What deserves to be explained is, the screw 231 in the embodiment of the present invention is to commonly use screw, using screw 231 and packing ring 233,
Frictional force between packing ring 233 and body of wall hanger 21 realizes the locking of body of wall hanger 21 and screen hanging frame 22, and locking intensity is enough
Support projection screen 220, it is not necessary to extra servicing unit, safe.
Projection screen installing mechanism provided in an embodiment of the present invention, fixture include for be plugged in through hole screw,
Nut and the packing ring of the first side of through hole is riveted on, the packing ring is located at the second side of through hole and the sheathed supporting surface for being fixed on screw
On, screw connects with the nut thread, therefore, when fixing projection hanger is with body of wall hanger, using the locking antiskid work of packing ring
With making projection hanger be close together with body of wall hanger, and then just projection screen can be firmly installed in wall by operating screw
On body.
The composition of projection screen installing mechanism is specifically described above by the embodiment of Fig. 2 to Fig. 5, on this basis,
Fig. 6 A to Fig. 6 D is the assembling process schematic diagram of projection screen.The installation of projection screen is briefly introduced with reference to Fig. 6 A to Fig. 6 D
Flow process.
Optionally, the embodiment of the present invention is 2 with the quantity of screen hanging frame 22 and body of wall hanger 21, the number of fixture 23
Measure as illustrating as a example by 4.Additionally, before projection screen 220 is installed, it is first determined go out two screens on projection screen 220
The level interval of curtain hanger 22 is X, and projection screen 220 installs the reason that 220 lower limb of rear projection screen installs desktop apart from main frame
It is Y by distance, corresponding, the theoretical level of the centre distance main frame installation desktop of body of wall hanger 21 is Y '.
Therefore, the installation procedure of projection screen is approximately as described：
(1) by projection main and place cabinet horizontal plane on the basis of, measure on the body of wall to be installed of projection screen X and
Y ', determines the position for installing body of wall hanger 21, and punches in the corresponding position of body of wall hanger 21, as shown in Figure 6A, by the
Two body of wall hangers 21 are respectively installed to wall through the first installing hole (not shown) on body of wall hanger 21 by one installed part 313
On body 210.
(2), shown in reference picture 6B, fixture 23 sequentially passes through the 321 (first through hole of through hole of packing ring 233 and screen hanging frame 22
323 and second through hole 325) be pre-installed on screen hanging frame 22, screen hanging frame 22 is located at the left and right sides of projection screen 220,
Specifically, packing ring 233 and first through hole 323 are sequentially passed through a fixture 23 and another fixture 23 is worn successively
Packing ring 233 and the second through hole 325 is crossed, so that fixture 23 is pre-installed on screen hanging frame 22.
(3) as shown in Figure 6 C, installation personnel lifts projection screen 220, the fixture being first fixed at first through hole 323
In 23 the first grooves 316 for screwing in body of wall hanger 21.
(4) as shown in Figure 6 D, the fixture 23 being fastened in the first groove 316 is snapped down to along the first groove 316
The bottom of one groove 316, and the fixture 23 being fixed at the second through hole 325 is screwed in the second groove 318 of body of wall hanger 21
Interior, so as to complete the pre-installation of projection screen.
(5) open projection main, the projected image height projected according to projection main, appropriate adjustment screen hanging frame 22 with
The relative altitude of body of wall hanger 21, when the projected image of projection main is overlapped with the screen area of projection screen 220 completely, profit
Respectively fixture 23 is screwed respectively from both sides with securing member, and then be finally completed installation and the regulation of projection screen 220.
Optionally, carve on body of wall hanger 21 and graduation mark is provided with, therefore, projection screen 220 is being adjusted with respect to body of wall 210
During height, two installation personnels lift the both sides of projection screen 220 simultaneously, according to projected image with projection screen 220 vertical
Difference in height on direction, by the graduation mark above body of wall hanger 21, adjusts corresponding height, the flatness of projection screen up and down
Good, the installation degree of accuracy is high.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, rather than a limitation；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of projection screen installing mechanism, it is characterised in that include：Body of wall hanger, screen hanging frame and fixture；
The body of wall hanger is fixed on body of wall, is provided with adjustment portion on the body of wall hanger, and the screen hanging frame is fixed on throwing
On the backboard of shadow screen, on the screen hanging frame, installation portion is provided with, the fixture is in the installation portion and adjustable
That saved is fastened at the adjustment portion, and the fixture is used for the screen hanging frame to be fixed together with the body of wall hanger.
2. mechanism according to claim 1, it is characterised in that the body of wall hanger is the first L bracket, a L
The first side of shape support offers at least two first installing holes；
The mechanism also includes：At least two first installed parts；
The body of wall hanger is fixed to described by described at least two first installed parts through described at least two first installing holes
On body of wall；
The adjustment portion is arranged on the second side of first L bracket, and the adjustment portion includes to be opened in a L
Two grooves on shape support second side.
3. mechanism according to claim 2, it is characterised in that described two grooves are symmetricly set on first L-shaped and prop up
The two ends of the second side of frame；
Described two grooves are L-shaped groove, and the opening direction of the L-shaped groove is perpendicular to the first of first L bracket
Side.
4. mechanism according to claim 2, it is characterised in that the screen hanging frame is the second L bracket, the 2nd L
The first side of shape support is fixed on the backboard of the projection screen, and the installation portion includes that being opened in second L-shaped props up
Two through holes on the second side of frame；
The fixture at the installation portion and adjustable be fastened at the adjustment portion, including：The fixture
It is interspersed in the through hole and adjustable is fastened in the groove.
5. mechanism according to claim 4, it is characterised in that described two grooves are the first groove and the second groove；
The distance between opening of the bottom of first groove and second groove equal between described two through holes away from
From；Or
The distance between bottom of the opening of first groove and second groove equal between described two through holes away from
From.
6. the mechanism according to any one of claim 2～5, it is characterised in that the second side of first L bracket exists
Chamfering is formed at the opening of described two grooves.
7. the mechanism according to any one of claim 2～5, it is characterised in that the fixture includes：For being plugged in
State the screw in through hole and the nut of the first side of the through hole is riveted on, the screw and the nut thread connect.
8. mechanism according to claim 7, it is characterised in that the fixture also includes：Packing ring；
The packing ring is located on the second side of the through hole and the sheathed supporting surface for being fixed on the screw.
9. mechanism according to claim 1, it is characterised in that the quantity of the body of wall hanger is two, and the screen is hung
The quantity of frame is two.
10. mechanism according to claim 9, it is characterised in that two screen hanging frames are symmetrically fixed on the projection
The left and right sides of the backboard of screen, the level interval of two body of wall hangers are equal between the level of two screen hanging frames
Away from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192186.0A CN106483752B (en) | 2016-12-21 | 2016-12-21 | Projection screen installing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192186.0A CN106483752B (en) | 2016-12-21 | 2016-12-21 | Projection screen installing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106483752A true CN106483752A (en) | 2017-03-08 |
| CN106483752B CN106483752B (en) | 2019-04-09 |
Family
ID=58284942
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611192186.0A Active CN106483752B (en) | 2016-12-21 | 2016-12-21 | Projection screen installing mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN106483752B (en) |
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| CN107725994A (en) * | 2017-11-17 | 2018-02-23 | 青岛海信激光显示股份有限公司 | The installation and adjustment component and projection screen of a kind of projection screen |
| CN111365572A (en) * | 2018-12-26 | 2020-07-03 | 青岛海信激光显示股份有限公司 | Projection support and projection system |
| CN113009763A (en) * | 2019-12-19 | 2021-06-22 | 青岛海信激光显示股份有限公司 | Display screen and projection equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106483752B (en) | 2019-04-09 |
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Effective date of registration: 20200821 Address after: 266555 Qian WAN port road, Huangdao District, Qingdao, Shandong Province, No. 218 Patentee after: Qingdao Hisense Laser Display Co.,Ltd. Address before: Donghai West Road 266071 Shandong city of Qingdao province No. 17 Patentee before: HISENSE Co.,Ltd. |