CN107725994A - The installation and adjustment component and projection screen of a kind of projection screen - Google Patents
The installation and adjustment component and projection screen of a kind of projection screen Download PDFInfo
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- CN107725994A CN107725994A CN201711144577.XA CN201711144577A CN107725994A CN 107725994 A CN107725994 A CN 107725994A CN 201711144577 A CN201711144577 A CN 201711144577A CN 107725994 A CN107725994 A CN 107725994A
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- projection screen
- installation
- adjustment
- fixed mount
- adjusting bracket
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- 238000009434 installation Methods 0.000 title claims abstract description 64
- 238000010521 absorption reaction Methods 0.000 claims description 39
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- F16M11/046—Allowing translations adapted to upward-downward translation movement
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
The invention discloses the installation and adjustment component and projection screen of a kind of projection screen, it is related to display technology field, projection screen, and the position of adjustment projection screen vertically can be easily installed.A kind of installation and adjustment component of projection screen, for projection screen to be installed on into mounting surface, including：Upper bracket, the upper bracket includes fixed mount and adjusting bracket, the fixed mount is used to be fixed on the mounting surface, the adjusting bracket is provided with mounting part, the mounting part is used to mount with the upper end of projection screen, to prevent the projection screen from moving down, connected between the fixed mount and adjusting bracket by adjustment structure, the adjustment structure can adjust the relative position of the fixed mount and adjusting bracket vertically；Lower carriage, the lower carriage are used to be detachably connected with the lower end of the projection screen, and the lower carriage can limit the free degree of the projection screen through-thickness.The present invention is used to install projection screen.
Description
Technical field
The present invention relates to the installation and adjustment component and projection screen of display technology field, more particularly to a kind of projection screen.
Background technology
Projection screen is the equipment on projector periphery, for receiving the projection ray of projector, if arranged in pairs or groups with projector
It is proper, high-quality drop shadow effect can be obtained.Such as laser television, laser television is using reflective ultrashort out-of-focus projection's technology
Laser light source projection and projection screen composition, can also show good picture under the higher environment of brightness.Laser television with
LCD TV is compared, and color is distincter, brightness is higher.And also there is inborn advantage in jumbotron manufacture view.Equally
The laser television of size and LCD TV compare, and the life-span of LASER Light Source is longer, and power consumption is also lower, meet social energy conservation environmental protection
Demand.
Current projection screen when mounted, typically fixes a change gear or hanger, then by projection screen on the wall in advance
Curtain is hung on change gear or hanger.It is therefore, solid in advance due to being assembled using the change gear or hanger of the projection screen back side and metope
The position accuracy demand for the change gear being scheduled on wall is higher, and slightly deviation will result in projection screen and metope change gear and can not coordinate
The problem of.Pacified in addition, large-sized projection screen because weight is larger, needs two people to lift screen in installation process
Dress, the consuming time is longer during installation, takes time and effort.Also, projector equipment needs to be aligned with the position of projection screen,
It can be only achieved best display effect.It is if vertical when projector equipment and projection screen during projection screen is installed
, it is necessary to which more than two qualified installation persons lift screen and taken off, after being readjusted to screen hanging frame when direction is misfitted
Screen is hung up again, this operating process can may also come and go repeatedly, have a strong impact on installation effectiveness and be added significantly to manpower
Cost.
The content of the invention
Embodiments of the invention provide a kind of the installation and adjustment component and projection screen of projection screen, can easily pacify
Fill projection screen, and the position of adjustment projection screen vertically.
To reach above-mentioned purpose, embodiments of the invention adopt the following technical scheme that：
A kind of installation and adjustment component of projection screen, for projection screen to be installed on into mounting surface, including：
Upper bracket, the upper bracket include fixed mount and adjusting bracket, and the fixed mount is used to be fixed on the mounting surface,
The adjusting bracket is provided with mounting part, and the mounting part is used to mount with the upper end of projection screen, the fixed mount and adjusting bracket
Between connected by adjustment structure, the adjustment structure can adjust the relative position of the fixed mount and adjusting bracket vertically
Put；
Lower carriage, the lower carriage are used to be detachably connected with the lower end of the projection screen, and the lower carriage can limit
The free degree of the fixed projection screen through-thickness.
The installation and adjustment component of the projection screen of the embodiment of the present invention, including upper bracket and lower carriage, wherein, upper bracket bag
Fixed mount and adjusting bracket are included, upper bracket is fixed on mounting surface by fixed mount, and adjusting bracket is provided with mounting part, projection screen
Upper end can be articulated on mounting part, to prevent projection screen from moving down；Lower carriage is connected with projection screen lower end, and can
Limit the free degree of projection screen through-thickness.And then by upper bracket and lower carriage, projection screen can be fixed on to peace
On dress face.In addition, in order to which the projection screen position to installation can be facilitated to be adjusted, the fixed mount and adjusting bracket of upper bracket it
Between be provided with adjustment structure, adjustment structure can adjust the relative position of fixed mount and adjusting bracket vertically, i.e. adjustable projection
The relative position of screen and mounting surface vertically.Meanwhile the lower end of lower carriage and projection screen is detachably connected, projecting
When screen needs adjustment position, easily lower carriage and projection screen can be dismantled, to be carried out to the position of projection screen
Adjustment.Compared with prior art, when installing projection screen, because the adjustment structure of upper bracket can adjust fixed mount and adjusting bracket edge
The relative position of vertical direction, therefore, the installation site required precision of upper bracket are relatively low, though the position of upper bracket some
Perhaps deviation, the relative position of fixed mount and adjusting bracket vertically can also be adjusted by adjustment structure, to ensure mounting part
It can coordinate with projection screen, and then it is simple and convenient to install projection screen；When the vertical direction of projector equipment and projection screen is not kissed
During conjunction, lower carriage and projection screen are dismantled, now, without projection screen is removed, can directly be adjusted by adjustment structure solid
Determine the relative position of frame and adjusting bracket vertically, i.e. the relative position of regulation projection screen and mounting surface vertically.
On the other hand, the embodiment of the present invention additionally provides a kind of projection screen, including screen body, the screen body
Back side upper end is provided with upper mounting part, and the upper mounting part is used to hang with the mounting part on the adjusting bracket of above-mentioned installation and adjustment component
Connect.
The projection screen of the embodiment of the present invention, the back side upper end of screen body are provided with upper mounting part, due to upper mounting part with
Mounting part mounting on the adjusting bracket of above-mentioned installation and adjustment component, projection screen and mounting surface edge are can adjust by adjustment structure
The relative position of vertical direction, therefore installation is simple and convenient, can adjust the position of projection screen vertically.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, embodiment will be described below
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is the first implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention with throwing
The decomposition texture schematic diagram of shadow screen installation；
Fig. 2 is second of implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention with throwing
The structural representation of shadow screen installation；
Fig. 3 is the first implementation of the lower carriage of the installation and adjustment component of the projection screen of the embodiment of the present invention with throwing
The structural representation of shadow screen installation；
Fig. 4 is second of implementation of the lower carriage of the installation and adjustment component of the projection screen of the embodiment of the present invention with throwing
The structural representation of shadow screen installation；
Fig. 5 is the knot of the first implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention
Structure schematic diagram；
Fig. 6 is the knot of second of implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention
Structure schematic diagram；
Fig. 7 is second of implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention with throwing
The decomposition texture schematic diagram of shadow screen installation；
Fig. 8 is the of second of implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention
The structural representation one of one regulation tooth；
Fig. 9 is the of second of implementation of the upper bracket of the installation and adjustment component of the projection screen of the embodiment of the present invention
The structural representation two of one regulation tooth；
Figure 10 is the first implementation of the lower carriage of the installation and adjustment component of the projection screen of the embodiment of the present invention
Structural representation；
Figure 11 is second of implementation of the lower carriage of the installation and adjustment component of the projection screen of the embodiment of the present invention
Structural representation；
Figure 12 be the lower carriage of the installation and adjustment component of the projection screen of the embodiment of the present invention second implementation with
The decomposition texture schematic diagram of projection screen installation；
Figure 13 is the structural representation of the upper hook of the projection screen of the embodiment of the present invention.
Reference：
1- installation and adjustment components；11- upper brackets；12- fixed mounts；The adjustment holes of 121- first；122- spacing preiections；123-
One regulation tooth；124- positioning holes；13- adjusting brackets；131- mounting parts；The adjustment holes of 132- second；133- second adjusts tooth；134-
One elongated hole；14- lower carriages；The magnetic absorption parts of 141- first；The magnetic absorption parts of 142- second；143- spacing holes；144- limit shafts；
145- is linked up with；The elongated holes of 146- second；15- connectors；16- fasteners；17- double faced adhesive tapes；2- projection screens；21- screen bodies；
The upper mounting parts of 22-；Mounting part under 23-.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on accompanying drawing or assembling
Shown orientation or position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention's
Limitation.
Term " first ", " second " be only used for describe purpose, and it is not intended that instruction or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " be meant that two or
Two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected.It is right
For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The installation and adjustment component 1 of the projection screen of the embodiment of the present invention, for projection screen 2 to be installed on into mounting surface,
Including：
As depicted in figs. 1 and 2, upper bracket 11, upper bracket 11 include fixed mount 12 and adjusting bracket 13, and fixed mount 12 is used for solid
It is scheduled on mounting surface, adjusting bracket 13 is provided with mounting part 131, and mounting part 131 is used to mount with the upper end of projection screen 2, with resistance
Only projection screen 2 moves down, and is connected between fixed mount 12 and adjusting bracket 13 by adjustment structure, and adjustment structure is adjustable to fix
The relative position of frame 12 and adjusting bracket 13 vertically；
As shown in Figure 3 and Figure 4, lower carriage 14, lower carriage 14 are used to be detachably connected with the lower end of projection screen 2, lower branch
Frame 14 can limit the free degree of the through-thickness of projection screen 2.
The installation and adjustment component 1 of the projection screen of the embodiment of the present invention, including upper bracket 11 and lower carriage 14, wherein, such as
Shown in Fig. 1 and Fig. 2, upper bracket 11 includes fixed mount 12 and adjusting bracket 13, and upper bracket 11 is fixed on mounting surface by fixed mount 12
On, adjusting bracket 13 is provided with mounting part 131, and the upper end of projection screen 2 can be articulated on mounting part 131, to prevent projection screen
Curtain 2 moves down；As shown in Figure 3 and Figure 4, lower carriage 14 is connected with the lower end of projection screen 2, and can limit the edge of projection screen 2
The free degree of thickness direction.And then by upper bracket 11 and lower carriage 14, projection screen 2 can be fixed on mounting surface.For
It can facilitate and the position of projection screen 2 after installation is adjusted, set between the fixed mount 12 and adjusting bracket 13 of upper bracket 11
There is adjustment structure, adjustment structure can adjust the relative position of fixed mount 12 and adjusting bracket 13 vertically, i.e. adjustable projection
The relative position of screen 2 and mounting surface vertically.Meanwhile the lower end of lower carriage 14 and projection screen 2 is detachably connected,
When projection screen 2 needs adjustment position, easily lower carriage 14 and projection screen 2 can be dismantled, with to projection screen 2
Position is adjusted.Compared with prior art, when installing projection screen 2, fixed because the adjustment structure of upper bracket 11 can adjust
The relative position of frame 12 and adjusting bracket 13 vertically, therefore, the installation site required precision of upper bracket 11 are relatively low, i.e.,
Make the position of upper bracket 11 there are slight deviations, fixed mount 12 and adjusting bracket 13 can also be adjusted vertically by adjustment structure
Relative position, to ensure that mounting part 131 can coordinate with projection screen 2, so install projection screen 2 it is simple and convenient；Work as projection
When the vertical direction of equipment and projection screen 2 is misfitted, lower carriage 14 and projection screen 2 are dismantled, now, without by projection screen
Curtain 2 is removed, and the relative position of fixed mount 12 and adjusting bracket 13 vertically can be directly adjusted by adjustment structure, i.e. regulation
The relative position of projection screen 2 and mounting surface vertically.
It should be noted that, it is necessary to enter to the dimensional orientation of projection screen 2 after projection screen 2 is arranged on mounting surface
Row adjustment, so that projection screen 2 is corresponding with projector equipment, can be only achieved best display effect.Wherein, projection screen 2
Dimensional orientation includes horizontal level, upright position, and screen inclination angle of projection screen 2 etc..Referring to Figures 1 and 2, due to
The upper end of projection screen 2 is articulated on upper bracket 12, and projection screen 2 in the horizontal direction there is certain displacement space can enter
Row adjustment；Because adjustment structure can adjust the relative position of fixed mount 12 and adjusting bracket 13 vertically, and then can pass through
The position of adjustment structure regulation projection screen 2 vertically；Reference picture 3 and Fig. 4, because lower carriage 14 can limit projection screen
The free degree of 2 through-thickness of curtain, by lower carriage 14 and the collective effect of upper bracket 13, the screen of projection screen 2 can be controlled
Angle of inclination.
The implementation of adjustment structure has a variety of, and as shown in Figure 1 and Figure 5, adjustment structure includes one of which implementation
Multiple first adjustment holes 121 for being vertically arranged on fixed mount 12, be vertically arranged at it is more on adjusting bracket 13
Individual second adjustment hole 132 and connector 15, when any first adjustment hole 121 and relative any second adjustment hole 132, even
Fitting 15 may pass through the first adjustment hole 121 and the second adjustment hole 132 connects fixed mount 12 and adjusting bracket 13.So, fixation is worked as
When the relative position of frame 12 and adjusting bracket 13 vertically changes, as long as any first adjustment hole 121 and any second regulation
Hole 132 is relative, and connector 15 may pass through the first adjustment hole 121 and the second adjustment hole 132 connects fixed mount 12 and adjusting bracket 13
Connect.Multiple first adjustment holes 121 and multiple second adjustment holes 132 vertically set can realize fixed mount 12 and regulation
The multiple different relative positions of frame 13 vertically.
It should be noted that connector 15 can be common connector, such as screw and pin etc.；Meanwhile connector 15
Quantity can be one or multiple.Wherein it is preferred to be fixed using two screws, ensure fixed mount 12 and adjust
Save the reliability of frame 13.
In order to improve the precision of adjustment, and the first adjustment hole 121 and the second adjustment hole 132 is facilitated to align, such as Fig. 5 institutes
Show, the spacing between the spacing between two neighboring first adjustment hole 121 and two neighboring second adjustment hole 132 is equal.So,
The contraposition of first adjustment hole 121 and the second adjustment hole 132 is more convenient, and when fixed mount 12 and adjusting bracket 13 vertically
During relative position linear change, the first adjustment hole 121 and the second adjustment hole 132 align every time, make fixed mount 12 and adjusting bracket 13
The distance of relative position change vertically is consistent, and then adjustment amplitude can be accurately held during operation adjustment, is carried
The precision of height adjustment.
Because the first adjustment hole 121 and the second adjustment hole 132 are vertically set, if fixed mount 12 and tune
Section frame 13 misplaces in the horizontal direction, and the contraposition of the first adjustment hole 121 and the second adjustment hole 132 is with regard to relatively difficult.In order to
Above mentioned problem is avoided, as shown in figure 5, the both sides of fixed mount 12 in the horizontal direction are respectively equipped with spacing preiection 122, adjusting bracket 13 is set
Fixed mount 12 is placed in the horizontal direction between the spacing preiection 122 of both sides.So, when regulating part 13 slides along fixed mount 13,
Two spacing preiections 122 can be with spacing adjusting bracket 13 in the horizontal direction motion, and then, vertically set first regulation
The contraposition of adjustment hole 132 of hole 121 and second is just fairly simple.
It should be noted that the quantity of spacing preiection 122 can be set according to being actually needed, as long as in fixed mount 12 along water
Square it is designed with spacing preiection 122 to both sides, you can the motion of spacing adjusting bracket 13 in the horizontal direction, it is preferable that such as Fig. 5 institutes
Show, spacing preiection 122 is two, and is located at the both sides in the horizontal direction of fixed mount 12 respectively.
Another implementation of adjustment structure, as shown in Fig. 2, Fig. 6 and Fig. 7, adjustment structure is included vertically
The multiple first regulation teeth 123 being arranged on fixed mount 12, multiple second regulations being vertically arranged on adjusting bracket 13
Tooth 133 and connector 15, when the first regulation tooth 123 and second, which adjusts tooth 133, to be coordinated, the first regulation tooth 123 and second is adjusted
Clamping power between section tooth 133 can prevent adjusting bracket 13 from being moved down relative to fixed mount 12, and connector 15 can be by fixed mount 12
Compress and connect with the through-thickness of adjusting bracket 13.So, matched somebody with somebody by the multiple first regulation teeth 123 and multiple second regulation teeth 133
Close, can adjust the relative position of fixed mount 12 and adjusting bracket 13 vertically, when fixed mount 12 and the edge of adjusting bracket 13
When the relative position of vertical direction reaches the position needed, connector 15 can be by fixed mount 12 and the through-thickness pressure of adjusting bracket 13
It is close to and connects, is fitted close the first regulation tooth 123 and the second regulation tooth 133, and then the first regulation tooth 123 and second adjusts tooth
Clamping power between 133 can prevent adjusting bracket 13 from being moved down relative to fixed mount 12, realize fixed mount 12 and the edge of adjusting bracket 13
The fixation of the relative position of vertical direction.
For setting the first regulation tooth 123 and second to adjust the structure of tooth 133, connector 15 can use pressing plate
Fixed mount 12 and adjusting bracket 13, are fixed by the connector 15 of class in both sides；Can also be screw and pin etc., by solid
Determine perforate on frame 12 and adjusting bracket 13, then screw and pin etc. fix fixed mount 12 and adjusting bracket 13 through hole；Specifically,
As shown in fig. 6, being vertically interval with multiple positioning holes 124 on fixed mount 12, adjusting bracket 13 is provided with vertically
First elongated hole 134 of extension, connector 15 may pass through the elongated hole 134 of positioning hole 124 and first and press fixed mount 12 and adjusting bracket 13
It is close to and connects.
First regulation tooth 123 and second adjusts the cooperation of tooth 133, and main stress comes from the gravity of projection screen 2.By
Hung in projection screen 2 on adjusting bracket 13, therefore, be arranged on the second regulation tooth 133 on adjusting bracket 13 to being arranged on fixed mount
The first regulation tooth 123 on 12 applies power straight down, i.e. the first regulation tooth 123, which needs to have, can overcome straight down
Power stress surface, therefore, as shown in Figure 8 and Figure 9, the first regulation tooth 123 includes addendum flank and dedendum flank, and addendum flank is horizontal
Face or addendum flank are inclined upwardly close to the side of tooth top.Wherein, the addendum flank for the first regulation tooth 123 shown in Fig. 8 is horizontal
The schematic diagram in face；The addendum flank for the first regulation tooth 123 shown in Fig. 9 is close to the acclivitous schematic diagram in the side of tooth top.The
The addendum flank of one regulation tooth 123 is inclined upwardly for horizontal plane or addendum flank close to the side of tooth top, i.e. the first regulation tooth 123
Addendum flank is stress surface, can give a reaction force of power straight down, makes the addendum flank and of the first regulation tooth 123
When two regulation teeth 133 coordinate, power straight down can be overcome, it is ensured that the relative position of fixed mount 12 and adjusting bracket 13 does not occur
Change.
It should be noted that the tooth surface shape of the tooth surface shape of the second regulation tooth 133 and the first regulation tooth 123 is phase interworking
Close.In addition, in order to prevent the first regulation tooth 123 and the relative position of the second regulation tooth 133 from moving in the horizontal direction, can also
Positive stop lug boss is set, the relative position of tooth 133 in the horizontal direction is adjusted with the spacing first regulation tooth 123 and second.In addition, first
The space width for adjusting the regulation tooth 133 of tooth 123 and second is preferably 1 millimeter to 10 millimeters, by taking 100 cun of projection screen 2 as an example,
The space width of the first regulation regulation tooth 133 of tooth 123 and second uses 5 millimeters of scheme.
In addition, reference picture 5 and Fig. 6, fixed mount 12 is fixedly connected using fastener 16 to realize with mounting surface, fastener
16 can be thread tapping or setscrew etc..
The lower end of lower carriage 14 and projection screen 2 is detachably connected, and can limit oneself of the through-thickness of projection screen 2
By spending.Its implementation also have it is a variety of, one of which implementation as shown in figs. 3 and 10, lower carriage 14 include be fixed on throwing
First magnetic absorption part 141 of the lower end of shadow screen 2 and the second magnetic absorption part 142 being fixed on mounting surface, the first magnetic
The property magnetic absorption part 142 of adsorption piece 141 and second can magnetic attracting.So, when projection screen 2 is installed, the first magnetic absorption
The magnetic absorption part 142 of part 141 and second utilizes magnetic attracting, can limit the free degree of the through-thickness of projection screen 2, and dismantle
Install more convenient.In addition, require relatively low in installation accuracy, as long as the first magnetic using magnetic attracting come the structure fixed
Adsorption piece 141 aligns substantially with the second magnetic absorption part 142, you can realizes magnetic attracting, and adjustment position is easier.
Specifically, for realize the first magnetic absorption part 141 and the second magnetic absorption part 142 can magnetic attracting, the first magnetic
Adsorption piece 141 is made up of magnet, and the second magnetic absorption part 142 by the material of magnet adsorption by can be made；Or, second magnetic absorption
Part 142 is made up of magnet, and the first magnetic absorption part 141 by the material of magnet adsorption by can be made.
In order to prevent to realize the first magnetic absorption part 141 with being misplaced during the second 142 magnetic attracting of magnetic absorption part,
As shown in Figure 10, spacing hole 143 is offered in the first magnetic absorption part 141, the second magnetic absorption part 142 is provided with limit shaft
144, limit shaft 144 can be fitted through in spacing hole 143.Limit shaft 144 is fitted through in spacing hole 143, can give first
One guide effect, prevents to misplace during 141 and second 142 magnetic attracting of magnetic absorption part of magnetic absorption part, and is installing
When auxiliary positioning.
First magnetic absorption part 141 and the second magnetic absorption part 142 are respectively necessary for being fixed on projection screen 2 and mounting surface
On, specific fixed form has a variety of, but adjusts for convenience and installation, at least side is are detachably connected.For example, such as
Shown in Figure 10, the first magnetic absorption part 141 is Nian Jie with the back side of projection screen 2 by double faced adhesive tape 17, the second magnetic absorption part 142
It is fixedly connected by fastener 16 with mounting surface.Fastener 16 can be thread tapping or setscrew etc..
Another implementation of lower carriage 14, as shown in Fig. 4, Figure 11 and Figure 12, lower carriage 14 includes being fixed on peace
Hook 145 on dress face, hook 145 can mount with the lower end of projection screen 2.Hung by the lower end of hook 145 and projection screen 2
Connect, it is possible to achieve the free degree of the through-thickness of projection screen 2 is limited, and it is simple in construction.
But fixed by the way of hook 145, it is necessary to corresponding projection screen after the position for linking up with 145 is fixed
2 lower end mounting part and the contraposition of hook 145, if the especially position dislocation of hook 145 vertically, needs to pass through tune again
The position of the adjusting bracket 13 of structural adjustment upper bracket 11 is saved, or reinstalls 145 positions of hook.Therefore, in order to avoid doing over again,
As shown in figure 11, hook 145 is curved platy structure, is connected between hook 145 and mounting surface by fastener 16, on hook 145
Multiple the second elongated holes 146 vertically extended are offered, width of multiple second elongated holes 146 along hook 145 arranges,
Fastener 16 is set through the second elongated hole 146.The second elongated hole 146 vertically extended on hook 145, can linked up with
The position for linking up with 145 vertical directions is adjusted after 145 installations, and then avoids doing over again.
In addition, reference picture 12, fastener 16 passes through the second elongated hole 146, and hook 145 is fixed with mounting surface, when mounted,
It can not fasten first, hook 145 can be rotated with fastener 16, be coordinated with facilitating with projection screen 2.Fastener 16 can be thread tapping
Or setscrew etc..
It should be noted that in the installation and adjustment component 1 of the projection screen of the embodiment of the present invention, above-mentioned two kinds of regulation knots
The implementation of structure, and the implementation of above-mentioned two kinds of lower carriages 14, are section Example, and two kinds of adjustment structures
Implementation and the implementation of two kinds of lower carriages 14 can be matched arbitrarily.In addition, the installation of the projection screen of the embodiment of the present invention
Adjusting part 1, by taking 100 cun of projection screen as an example, to the implementation of two kinds of above-mentioned adjustment structures, and above-mentioned two kinds
The implementation of lower carriage 14 has done substantial amounts of checking, can accomplish the adjustment of 100 millimeters of distances above and below screen vertical direction.
On the other hand, the embodiment of the present invention additionally provides a kind of projection screen, reference picture 1, Fig. 3 and Figure 13, including screen
Curtain body 21, the back side upper end of the screen body 21 are provided with upper mounting part 22, and the upper mounting part 22 is used for and above-mentioned peace
The mounting part 131 filled on the adjusting bracket 13 of adjusting part 1 mounts.
The projection screen of the embodiment of the present invention, the back side upper end of screen body 21 is provided with upper mounting part 22, due to upper mounting
Portion 22 is mounted with the mounting part 131 on the adjusting bracket 13 of above-mentioned installation and adjustment component 1, and projection screen is can adjust by adjustment structure
The relative position of curtain 2 and mounting surface vertically, therefore installation is simple and convenient, can adjust projection screen 2 vertically
Position.
Reference picture 3, the first magnetic absorption part 141, Yi Jigu when lower end of the lower carriage 14 including being fixed on projection screen 2
When the second magnetic absorption part 142 on mounting surface, the first magnetic absorption part 141 is fixed in the lower end of projection screen 2, can not
Need other special constructions.Certainly, in order that magnetic absorption is firm, lower end and the 14 corresponding position of lower carriage of projection screen 2,
Preferably metal material is made, for example, steel or aluminium etc..
Reference picture 4, when lower carriage 14 includes the hook 145 being fixed on mounting surface, the back side lower end of screen body 21
Provided with lower mounting part 23, lower mounting part 23 is used to be connected with the lower carriage 14 of installation and adjustment component 1.
It should be noted that the frame of projection screen 2 can use integral type extrusion molding aluminium profile structure, extrusion molding aluminium section bar it is strong
Degree is high, directly can be engaged with upper bracket 11, at the same ensure that upper bracket 11 and lower carriage 14 isolate with projection screen 2 one section away from
From reducing installation difficulty.
The embodiment of the present invention is these are only, but protection scope of the present invention is not limited thereto, it is any to be familiar with
Those skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in should all be covered
Within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (15)
- A kind of 1. installation and adjustment component of projection screen, for projection screen to be installed on into mounting surface, it is characterised in that bag Include：Upper bracket, the upper bracket include fixed mount and adjusting bracket, and the fixed mount is used to be fixed on the mounting surface, described Adjusting bracket is provided with mounting part, and the mounting part is used to mount with the upper end of projection screen, between the fixed mount and adjusting bracket Connected by adjustment structure, the adjustment structure can adjust the relative position of the fixed mount and adjusting bracket vertically；Lower carriage, the lower carriage are used to be detachably connected with the lower end of the projection screen, and the lower carriage can limit institute State the free degree of projection screen through-thickness.
- 2. installation and adjustment component according to claim 1, it is characterised in that the adjustment structure includes vertically setting Multiple first adjustment holes being placed on the fixed mount, multiple second regulations being vertically arranged on the adjusting bracket Hole and connector, when any first adjustment hole and relative any second adjustment hole, the connector may pass through First adjustment hole connects the fixed mount with adjusting bracket with second adjustment hole.
- 3. installation and adjustment component according to claim 2, it is characterised in that between two neighboring first adjustment hole Spacing between spacing and two neighboring second adjustment hole is equal.
- 4. installation and adjustment component according to claim 2, it is characterised in that the both sides of the fixed mount in the horizontal direction point Not She You spacing preiection, the adjusting bracket is arranged at the fixed mount in the horizontal direction between the spacing preiection of both sides.
- 5. installation and adjustment component according to claim 1, it is characterised in that the adjustment structure includes vertically setting The multiple first regulation teeth being placed on the fixed mount, multiple second regulations being vertically arranged on the adjusting bracket Tooth and connector, when described first regulation tooth and second regulation tooth coordinate when, it is described first regulation tooth and second regulation tooth it Between clamping power the adjusting bracket can be prevented to be moved down relative to the fixed mount, the connector can by the fixed mount and The adjusting bracket through-thickness compresses connection.
- 6. installation and adjustment component according to claim 5, it is characterised in that vertically interval is set on the fixed mount There are multiple positioning holes, the adjusting bracket is provided with the first elongated hole vertically extended, and the connector may pass through described fixed The fixed mount and adjusting bracket are compressed connection by position hole and first elongated hole.
- 7. installation and adjustment component according to claim 5, it is characterised in that the first regulation tooth includes addendum flank with The flank of tooth, the addendum flank are that horizontal plane or the addendum flank are inclined upwardly close to the side of tooth top.
- 8. according to installation and adjustment component according to any one of claims 1 to 7, it is characterised in that the lower carriage includes solid The first magnetic absorption part and the second magnetic absorption part for being fixed on mounting surface due to the lower end of the projection screen, institute Stating the first magnetic absorption part can magnetic attracting with second magnetic absorption part.
- 9. installation and adjustment component according to claim 8, it is characterised in that first magnetic absorption part is by magnet system Into second magnetic absorption part by the material of magnet adsorption by can be made；Or, second magnetic absorption part is by magnet system Into first magnetic absorption part by the material of magnet adsorption by can be made.
- 10. installation and adjustment component according to claim 8, it is characterised in that offered in first magnetic absorption part Spacing hole, second magnetic absorption part are provided with limit shaft, and the limit shaft can be fitted through in the spacing hole.
- 11. installation and adjustment component according to claim 8, it is characterised in that first magnetic absorption part and the throwing The back side bonding of shadow screen, second magnetic absorption part are connected by screw with mounting surface.
- 12. according to installation and adjustment component according to any one of claims 1 to 7, it is characterised in that the lower carriage includes solid Due to the hook on mounting surface, the hook can mount with the lower end of the projection screen.
- 13. installation and adjustment component according to claim 12, it is characterised in that the hook is curved platy structure, described Connected between hook and mounting surface by fastener, multiple the second elongated holes vertically extended offered on the hook, Width arrangement of multiple second elongated holes along the hook, the fastener are set through the elongated hole.
- 14. a kind of projection screen, including screen body, it is characterised in that the back side upper end of the screen body is provided with upper mounting Portion, the upper mounting part are used for and the mounting on the adjusting bracket of the installation and adjustment component any one of claim 1~13 Portion mounts.
- 15. projection screen according to claim 14, it is characterised in that the back side lower end of the screen body is provided with lower extension Socket part, the lower mounting part are used to be connected with the lower carriage of the installation and adjustment component.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711144577.XA CN107725994B (en) | 2017-11-17 | 2017-11-17 | Installation adjusting part of projection screen and projection screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711144577.XA CN107725994B (en) | 2017-11-17 | 2017-11-17 | Installation adjusting part of projection screen and projection screen |
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| CN107725994A true CN107725994A (en) | 2018-02-23 |
| CN107725994B CN107725994B (en) | 2020-02-18 |
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| CN201711144577.XA Active CN107725994B (en) | 2017-11-17 | 2017-11-17 | Installation adjusting part of projection screen and projection screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109831633A (en) * | 2019-03-11 | 2019-05-31 | 四川长虹电器股份有限公司 | A kind of ultra-thin laser television optical screen structure |
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| Publication number | Publication date |
|---|---|
| CN107725994B (en) | 2020-02-18 |
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