CN209728412U - A kind of projection screen plate - Google Patents
A kind of projection screen plate Download PDFInfo
- Publication number
- CN209728412U CN209728412U CN201920514699.1U CN201920514699U CN209728412U CN 209728412 U CN209728412 U CN 209728412U CN 201920514699 U CN201920514699 U CN 201920514699U CN 209728412 U CN209728412 U CN 209728412U
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- CN
- China
- Prior art keywords
- curtain
- fixture block
- winder
- fixedly connected
- slot
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Abstract
The utility model relates to project to use equipment technical field, and disclose a kind of projection screen plate, winder including a side opening, curtain is installed in the winder, the upper end of the curtain passes through winder and is open and upwardly extends, and it is fixedly connected with fixed link, the fixed link offers accommodating groove far from the side of winder, the both ends of the fixed link offer rotation slot, the slot bottom of the rotation slot is connected with the vertical cell wall of accommodating groove, the sleeve of lower ending opening is rotatably connected on the opposite cell wall of the rotation slot by shaft, locating rod is slidably connected by bindiny mechanism in the sleeve, it is corresponded on the winder casing and offers fixing groove at the position of locating rod.The utility model makes curtain more smooth, and curtain is avoided to be influenced by wind-force and wave and occur " wave " situation of out-of-flatness, influences the clarity of image, influences the viewing impression of people.
Description
Technical field
The utility model relates to project to use equipment technical field more particularly to a kind of projection screen plate.
Background technique
Projection screen plate is used in film, office, home theater, in convention occasion.For showing image, video text
The tool of part.Existing projection screen plate is all made of winder, curtain and fixed link at present, and curtain can be realized by winder
Expansion and storage, projection screen plate are generally fixed on mobile bracket or are fixed on the wall.But existing projection screen is
Self gravity by winder will be straightened on curtain vertical plane, and curtain is easy to be influenced and waved by wind-force, and curtain is being applied
Middle " wave " situation for out-of-flatness occur just will appear deformation when image projects above, and the front and back of curtain is uneven, also holds
The difference for easily leading to projector distance, finally resulting in focusing cannot be accurate, influences the clarity of image, influences the viewing sense of people
By.
Utility model content
It is easy to be influenced and wave by wind-force purpose of the utility model is to solve curtain in the prior art, occur not
The problem of smooth " wave " situation, and a kind of projection screen plate proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of projection screen plate, the winder including a side opening are equipped with curtain in the winder, the curtain it is upper
End is open and upwardly extends across winder, and is fixedly connected with fixed link, and the fixed link is opened up far from the side of winder
There is accommodating groove, the both ends of the fixed link offer rotation slot, the vertical cell wall phase of the slot bottom and accommodating groove of the rotation slot
It is connected to, is rotatably connected to the sleeve of lower ending opening on the opposite cell wall of the rotation slot by shaft, passes through company in the sleeve
Connection mechanism slidably connects locating rod, corresponds on the winder casing and offers fixing groove at the position of locating rod, and two
Fixture block groove is symmetrically offered on the opposite cell wall of the fixing groove, fixture block is slidably connected in the fixture block groove, and the fixture block is remote
One end from curtain is fixedly connected with spring, and the other end of the spring is fixedly connected on fixture block groove slot bottom, the locating rod
Lower end passes through fixing groove notch and extends into fixing groove, and offers fixation hole on its bar wall, and the fixture block is close to curtain
One end passes through fixture block groove notch and extends into fixation hole, and the fixture block is fixedly connected with pull rod far from one end of curtain, described
Pull rod sequentially passes through spring and fixture block groove slot bottom and extends outwardly, and the sleeve is symmetrically fixedly connected useful close to the side of curtain
In the clip of clamping curtain.
Preferably, the bindiny mechanism includes the sliding slot being symmetrically provided in set medial wall of the tube, and sliding connects in the sliding slot
It is connected to sliding block, the opposite one end of two sliding blocks passes through corresponding sliding slot notch and extends into sleeve, and is fixedly connected jointly
It is corresponded on bar wall in locating rod.
Preferably, the pull rod is fixedly connected with handle far from one end of curtain.
Preferably, the center position of the accommodating groove slot bottom is fixedly connected with magnet, and the material of the locating rod is iron
Prepared material.
Preferably, the fixed link upper end is symmetrically fixedly connected with the connecting rod being obliquely installed, two connecting rod phases
To one end be fixedly connected with link jointly.
Preferably, limiting slot is symmetrically offered on the opposite cell wall of the fixture block groove, is slidably connected in the limiting slot
Limited block, the opposite one end of two limited blocks pass through corresponding limiting slot notch and extend into fixture block groove, and common fixed
It is connected on the corresponding side wall of fixture block.
Compared with prior art, the utility model provides a kind of projection screen plate, have it is following the utility model has the advantages that
The projection screen plate, by the way that winder, curtain, fixed link, accommodating groove, rotation slot, sleeve, locating rod, fixation is arranged
Slot, fixture block groove, fixture block, spring, fixation hole, pull rod and clip, when needing using projection screen plate, winder puts on display curtain,
Rotational sleeve, due to the effect of gravity, locating rod one end is stretched out out of sleeve, pulls up locating rod, pulls pull rod, drives card
Block enters in fixture block groove, so that spring-compressed, then locating rod is inserted into fixing groove, cancel the pulling force to pull rod, spring will block
Block pop-up fixture block groove is simultaneously sprung into fixation hole, the fixation of locating rod is realized, then will tense on curtain horizontal plane, with clip by curtain
It clamps, when not needing using projection screen plate, clip is separated with curtain, separates the lower end of locating rod with winder, wind
Machine shrinks curtain, and by two sleeve income accommodating grooves, the lower end of locating rod and magnet are attracting, so that curtain is more flat
It is whole, it avoids curtain from being influenced by wind-force and wave and occur " wave " situation of out-of-flatness, influences the clarity of image, influence people
Viewing impression.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
So that curtain is more smooth, curtain is avoided to be influenced by wind-force and wave and occur " wave " situation of out-of-flatness, influence diagram
The clarity of picture influences the viewing impression of people.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of projection screen plate structural schematic diagram；
Fig. 2 be the utility model proposes a kind of projection screen plate side structure schematic view；
In Fig. 3 in Fig. 1 part A enlarged drawing；
Fig. 4 is the enlarged drawing of part B in Fig. 2.
In figure: 1 winder, 2 curtains, 3 fixed links, 4 accommodating grooves, 5 rotation slots, 6 sleeves, 7 locating rods, 8 fixing grooves, 9 cards
Block slot, 10 fixture blocks, 11 springs, 12 fixation holes, 13 pull rods, 14 clips, 15 sliding slots, 16 sliding blocks, 17 magnet, 18 connecting rods, 19 limits
Position slot, 20 limited blocks.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-4, a kind of projection screen plate, the winder 1 including a side opening are equipped with curtain 2, curtain in winder 1
The upper end of cloth 2 passes through winder 1 and is open and upwardly extends, and is fixedly connected with fixed link 3, fixed link 3 far from winder 1 one
Side offers accommodating groove 4, and the both ends of fixed link 3 offer rotation slot 5, the slot bottom of rotation slot 5 and the vertical cell wall of accommodating groove 4
It is connected, is rotatably connected to the sleeve 6 of lower ending opening on the opposite cell wall of rotation slot 5 by shaft, passes through connection machine in sleeve 6
Structure slidably connects locating rod 7, corresponds on 1 casing of winder and offers fixing groove 8 at the position of locating rod 7, two fixations
Fixture block groove 9 is symmetrically offered on the opposite cell wall of slot 8, fixture block 10 is slidably connected in fixture block groove 9, fixture block 10 is far from curtain 2
One end is fixedly connected with spring 11, and the other end of spring 11 is fixedly connected on 9 slot bottom of fixture block groove, and the lower end of locating rod 7 passes through solid
Determine 8 notch of slot and extend into fixing groove 8, and offer fixation hole 12 on its bar wall, fixture block 10 is passed through close to one end of curtain 2
9 notch of fixture block groove simultaneously extends into fixation hole 12, and fixture block 10 is fixedly connected with pull rod 13 far from one end of curtain 2, pull rod 13 according to
Secondary to pass through spring 11 and 9 slot bottom of fixture block groove and extend outwardly, sleeve 6 is symmetrically fixedly connected with close to the side of curtain 2 for pressing from both sides
The clip 14 for holding curtain 2, when needing using projection screen plate, winder 1 puts on display curtain 2, rotational sleeve 6, due to gravity
Effect, 7 one end of locating rod are stretched out out of sleeve 6, pull up locating rod 7, pull pull rod 13, and fixture block 10 is driven to enter fixture block groove
In 9, so that spring 11 compresses, then locating rod 7 is inserted into fixing groove 8, cancel to the pulling force of pull rod 13, spring 11 is by fixture block 10
Pop-up fixture block groove 9 is simultaneously sprung into fixation hole 12, realizes the fixation of locating rod 7, then will be tensed on 2 horizontal plane of curtain, with clip 14
Curtain 2 is clamped, when not needing using projection screen plate, clip 14 is separated with curtain 2, makes lower end and the winding of locating rod 7
Machine 1 separates, and winder 1 shrinks curtain 2, two sleeves 6 is taken in accommodating groove 4, lower end and 17 phase of magnet of locating rod 7
It inhales, so that curtain 2 is more smooth, curtain is avoided to be influenced by wind-force and wave and occur " wave " situation of out-of-flatness, shadow
The clarity for ringing image influences the viewing impression of people.
Bindiny mechanism includes the sliding slot 15 being symmetrically provided on 6 inner sidewall of sleeve, slidably connects sliding block 16 in sliding slot 15,
The opposite one end of two sliding blocks 16 passes through corresponding 15 notch of sliding slot and extends into sleeve 6, and is fixedly connected on locating rod 7 jointly
On corresponding bar wall, have the function of limit, locating rod 7 is avoided to be detached from sleeve 6.
Pull rod 13 is fixedly connected with handle far from one end of curtain 2, convenient for the movement of pull rod 13.
The center position of 4 slot bottom of accommodating groove is fixedly connected with magnet 17, and the material of locating rod 7 is iron material, is convenient for
The storage and fixation of locating rod 7.
3 upper end of fixed link is symmetrically fixedly connected with the connecting rod 18 being obliquely installed, and the opposite one end of two connecting rods 18 is total
With link is fixedly connected with, convenient for the suspension of the device.
Limiting slot 19 is symmetrically offered on the opposite cell wall of fixture block groove 9, slidably connects limited block 20 in limiting slot 19, two
The opposite one end of a limited block 20 passes through corresponding 19 notch of limiting slot and extends into fixture block groove 9, and is fixedly connected on card jointly
On the corresponding side wall of block 10, fixture block 10 is avoided to be detached from fixture block groove 9.
In the utility model, when needing using projection screen plate, winder 1 puts on display curtain 2, rotational sleeve 6, due to weight
The effect of power, 7 one end of locating rod are stretched out out of sleeve 6, pull up locating rod 7, pull pull rod 13, and fixture block 10 is driven to enter card
In block slot 9, so that spring 11 compresses, then locating rod 7 is inserted into fixing groove 8, cancel the pulling force to pull rod 13, spring 11 will block
Block 10 pops up fixture block groove 9 and springs into fixation hole 12, realizes the fixation of locating rod 7, then will tense on 2 horizontal plane of curtain, with folder
Son 14 clamps curtain 2, and when not needing using projection screen plate, clip 14 is separated with curtain 2, make locating rod 7 lower end and
Winder 1 separates, and winder 1 shrinks curtain 2, and two sleeves 6 are taken in accommodating groove 4, the lower end of locating rod 7 and magnet 17
It is attracting, so that curtain 2 is more smooth, curtain is avoided to be influenced by wind-force and wave and occur " wave " situation of out-of-flatness,
The clarity for influencing image influences the viewing impression of people.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of projection screen plate, the winder (1) including a side opening, which is characterized in that be equipped with curtain in the winder (1)
Cloth (2), the upper end of the curtain (2) passes through winder (1) and is open and upwardly extends, and is fixedly connected with fixed link (3), described
Fixed link (3) offers accommodating groove (4) far from the side of winder (1), and the both ends of the fixed link (3) offer rotation slot
(5), the slot bottom of the rotation slot (5) is connected with the vertical cell wall of accommodating groove (4), on the opposite cell wall of the rotation slot (5)
The sleeve (6) of lower ending opening is rotatably connected to by shaft, the sleeve (6) is interior to slidably connect locating rod by bindiny mechanism
(7), it corresponds on winder (1) casing and is offered fixing groove (8) at the position of locating rod (7), two fixing grooves
(8) it is symmetrically offered on opposite cell wall fixture block groove (9), slidably connects fixture block (10), the fixture block in the fixture block groove (9)
(10) one end far from curtain (2) is fixedly connected with spring (11), and the other end of the spring (11) is fixedly connected on fixture block groove
(9) slot bottom, the lower end of the locating rod (7) passes through fixing groove (8) notch and extends into fixing groove (8), and opens on its bar wall
Equipped with fixation hole (12), one end of the fixture block (10) close curtain (2) passes through fixture block groove (9) notch and into fixation hole (12)
Extend, the fixture block (10) is fixedly connected with pull rod (13) far from the one end of curtain (2), and the pull rod (13) sequentially passes through spring
(11) and fixture block groove (9) slot bottom and extend outwardly, the sleeve (6) is symmetrically fixedly connected with close to the side of curtain (2) and is used for
Clamp the clip (14) of curtain (2).
2. a kind of projection screen plate according to claim 1, which is characterized in that the bindiny mechanism includes symmetrically being provided with set
Sliding slot (15) on cylinder (6) inner sidewall, the sliding slot (15) is interior to be slidably connected sliding block (16), and two sliding blocks (16) are opposite
One end pass through corresponding sliding slot (15) notch and extend into sleeve (6), and be fixedly connected on locating rod (7) corresponding bar wall jointly
On.
3. a kind of projection screen plate according to claim 1, which is characterized in that the one of the pull rod (13) separate curtain (2)
End is fixedly connected with handle.
4. a kind of projection screen plate according to claim 1, which is characterized in that the center of accommodating groove (4) slot bottom
Place is fixedly connected with magnet (17), and the material of the locating rod (7) is iron material.
5. a kind of projection screen plate according to claim 1, which is characterized in that fixed link (3) upper end is symmetrically fixed to be connected
It is connected to the connecting rod (18) being obliquely installed, two opposite one end of the connecting rod (18) are fixedly connected with link jointly.
6. a kind of projection screen plate according to claim 1, which is characterized in that right on the opposite cell wall of the fixture block groove (9)
Title offers limiting slot (19), slidably connects limited block (20) in the limiting slot (19), two limited block (20) phases
To one end pass through corresponding limiting slot (19) notch and extend into fixture block groove (9), and it is right to be fixedly connected on fixture block (10) jointly
On the side wall answered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920514699.1U CN209728412U (en) | 2019-04-16 | 2019-04-16 | A kind of projection screen plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920514699.1U CN209728412U (en) | 2019-04-16 | 2019-04-16 | A kind of projection screen plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209728412U true CN209728412U (en) | 2019-12-03 |
Family
ID=68691796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920514699.1U Active CN209728412U (en) | 2019-04-16 | 2019-04-16 | A kind of projection screen plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209728412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029933A (en) * | 2020-01-14 | 2020-04-17 | 厦门宇邦电力设备有限公司 | Power distribution cabinet |
-
2019
- 2019-04-16 CN CN201920514699.1U patent/CN209728412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029933A (en) * | 2020-01-14 | 2020-04-17 | 厦门宇邦电力设备有限公司 | Power distribution cabinet |
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| GR01 | Patent grant |