CN206209278U - A kind of computer projection screen being convenient to clean - Google Patents
A kind of computer projection screen being convenient to clean Download PDFInfo
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- CN206209278U CN206209278U CN201621285283.XU CN201621285283U CN206209278U CN 206209278 U CN206209278 U CN 206209278U CN 201621285283 U CN201621285283 U CN 201621285283U CN 206209278 U CN206209278 U CN 206209278U
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Abstract
The utility model discloses a kind of computer projection screen being convenient to clean, including support frame, one end of support frame as described above is fixedly connected with the first fixed plate, the upper surface of first fixed plate is fixedly connected with positive and negative motor, the output shaft of the positive and negative motor is fixedly connected with winding bar, and the upper surface of support frame as described above is fixedly connected with the second fixed plate and the 3rd fixed plate.The utility model is by setting the 4th fixed plate, threaded rod, portable plate and spongy layer, when cleaning projection power cloth is needed, turn knob causes that the spongy layer of the opposite face for being fixedly connected on portable plate and the 4th fixed plate clamps projection power cloth, spongy layer is cleaned to the two sides for projecting power cloth, when need not clean projection power cloth, turn knob causes that portable plate and the 4th fixed plate are located remotely from each other, the winding of projection power cloth is not interfered with, supporting plate and sponge is solved to clamp power cloth, power cloth cannot put down, influence is used, if supporting plate and sponge do not clamp power cloth, the problem of cleaning effect difference.
Description
Technical field
The utility model is related to computer projection screen Removal Technology field, and specially a kind of computer being convenient to clean is thrown
Shadow screen.
Background technology
Projection screen is used in film, office, home theater and convention occasion for display image and video text
The instrument of part, in use for some time, can be stained with dust on projection screen, influence the use of projection screen, it is therefore desirable to right
Its cleaning.
As Chinese patent is disclosed " automated cleaning projection curtain device "（The patent No.：CN 204746926U）, in the patent
" supporting plate 7 is fixed with groove 11, the cochain of supporting plate 7 is connected to the adjacent sponge 6 that it is set, and its crucial improvement is, extra large
Power cloth 3 is provided between continuous 6 and supporting plate 7 ", be clipped in power cloth between supporting plate and sponge by the patent, if supporting plate and sponge
Power cloth is clamped, and in the patent, supporting plate and sponge are irremovable, power cloth can wind upwards, however it is necessary that putting down power cloth
When, because supporting plate and sponge clamp power cloth, power cloth cannot be put down, and influence is used, if supporting plate and sponge are not clamped
Power cloth, cleaning effect is poor.
Utility model content
（One）The technical problem of solution
In view of the shortcomings of the prior art, the utility model provides a kind of computer projection screen being convenient to clean, and solves
Supporting plate and sponge clamp power cloth, and power cloth cannot be put down, and influence is used, if supporting plate and sponge do not clamp power cloth,
The problem of cleaning effect difference.
（Two）Technical scheme
To achieve the above object, the utility model provides following technical scheme：A kind of computer projection screen being convenient to clean
Curtain, including support frame, one end of support frame as described above are fixedly connected with the first fixed plate, and the upper surface of first fixed plate is fixed
Positive and negative motor is connected with, the output shaft of the positive and negative motor is fixedly connected with winding bar, and the upper surface of support frame as described above is fixed and connected
The second fixed plate and the 3rd fixed plate are connected to, the one side of the 3rd fixed plate is fixedly connected with clutch shaft bearing, the winding
Bar is fixedly connected through the second fixed plate and with the inner surface of clutch shaft bearing, and the surface wrap of the winding bar has projection power cloth.
The quantity of support frame as described above is two, and the projection power cloth is located between two support frames, and two support frames
Lower surface has been respectively fixedly connected with the first fixed block and the second fixed block, and the one side of first fixed block is fixedly connected with
Four fixed plates, are fixedly connected with second bearing, second axle on the inwall of the through hole that the second fixed block one side is opened up
The inner surface for holding is fixedly connected with threaded rod, and the threaded rod is threaded in portable plate one side and offers in screwed hole, institute
The opposite face for stating portable plate and the 4th fixed plate has been fixedly connected with spongy layer, and projection power cloth is located at portable plate and the 4th and fixes
Between plate, the one side of the 4th fixed plate is fixedly connected with 3rd bearing, surface and the 3rd bearing of the threaded rod
Inner surface is fixedly connected, and the threaded rod is fixedly connected with knob away from one end of 3rd bearing.
Preferably, the opposite face of second fixed plate and the 3rd fixed plate is fixedly connected with dustproof shell.
Preferably, the junction of the winding bar and the second fixed plate is provided with fourth bearing, the fourth bearing it is interior
Surface is fixedly connected with the surface of winding bar, and the circular-hole internal-wall that the outer surface of fourth bearing opens up with the second fixed plate one side
It is fixedly connected.
Preferably, the back side of support frame as described above is fixedly connected with fixed strip, and the front of the fixed strip offers mounting hole.
（Three）Beneficial effect
The utility model provides a kind of computer projection screen being convenient to clean.Possesses following beneficial effect：
The utility model projects power cloth by setting the 4th fixed plate, threaded rod, portable plate and spongy layer when cleaning is needed
When, turn knob causes that the spongy layer of the opposite face for being fixedly connected on portable plate and the 4th fixed plate clamps projection power cloth, now
Positive and negative motor work, drives projection power cloth to wind upwards, and spongy layer is cleaned to the two sides for projecting power cloth, it is not necessary to which cleaning is thrown
During shadow power cloth, turn knob causes that portable plate and the 4th fixed plate are located remotely from each other, and does not interfere with the winding of projection power cloth, solves
Supporting plate and sponge clamp power cloth, and power cloth cannot be put down, and influence is used, if supporting plate and sponge do not clamp power cloth,
The problem of cleaning effect difference.
Brief description of the drawings
Fig. 1 is the utility model front view section view figure structure schematic representation；
Fig. 2 is side-looking figure structure schematic representation of the present utility model；
Fig. 3 is support frame structure schematic diagram of the present utility model.
In figure：1 support frame, 2 first fixed plates, 3 positive and negative motors, 4 winding bars, 5 second fixed plates, 6 the 3rd fixed plates, 7
Clutch shaft bearing, 8 projection power cloth, 9 first fixed blocks, 10 second fixed blocks, 11 the 4th fixed plates, 12 second bearings, 13 threaded rods,
14th, portable plate, 15 spongy layers, 16 3rd bearings, 17 knobs, 18 dustproof shells, 19 fourth bearings, 20 fixed strips, 21 mounting holes.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As Figure 1-3, the utility model provides a kind of technical scheme：A kind of computer projection screen being convenient to clean,
Including support frame 1, the back side of support frame 1 is fixedly connected with fixed strip 20, and the front of fixed strip 20 offers mounting hole 21, passes through
Setting fixed strip 20 and mounting hole 21 can be fixed on the wall the utility model using bolt, simple and convenient, and the one of support frame 1
End is fixedly connected with the first fixed plate 2, and the upper surface of the first fixed plate 2 is fixedly connected with positive and negative motor 3, the confession of positive and negative motor 3
It is electrically external power supply, for device provides power, the output shaft of positive and negative motor 3 is fixedly connected with winding bar 4, support frame 1
Upper surface is fixedly connected with the second fixed plate 5 and the 3rd fixed plate 6, and the opposite face of the second fixed plate 5 and the 3rd fixed plate 6 is fixed
Dustproof shell 18 is connected with, prevents dust from falling on projection power cloth 8 by setting dustproof shell 18, projection power cloth 8 is polluted, the
The one side of three fixed plates 6 is fixedly connected with clutch shaft bearing 7, winding bar 4 through the second fixed plate 5 and with clutch shaft bearing 7 in
Surface is fixedly connected, and the junction of the fixed plate 5 of winding bar 4 and second is provided with fourth bearing 19, the inner surface of fourth bearing 19
Surface with winding bar 4 is fixedly connected, and the circular-hole internal-wall that the outer surface of fourth bearing 19 opens up with the one side of the second fixed plate 5
Be fixedly connected, fourth bearing 19 and clutch shaft bearing 7 are used cooperatively, and winding bar 4 is fixed, at the same allow winding bar 4 by
Positive and negative motor 3 is rotated, and to carry out folding and unfolding to projection power cloth 8, the surface wrap of winding bar 4 has projection power cloth 8.
The quantity of support frame 1 is two, and projection power cloth 8 is located between two support frames 1, and two following tables of support frame 1
Face has been respectively fixedly connected with the first fixed block 9 and the second fixed block 10, and the one side of the first fixed block 9 is fixedly connected with the 4th and consolidates
Fixed board 11, is fixedly connected with second bearing 12 on the inwall of the through hole that the one side of the second fixed block 10 is opened up, second bearing 12
Inner surface is fixedly connected with threaded rod 13, and threaded rod 13 is threaded in the one side of portable plate 14 and offers in screwed hole, activity
The opposite face of the fixed plate 11 of plate 14 and the 4th has been fixedly connected with spongy layer 15, and projection power cloth 8 is located at portable plate 14 and the 4th
Between fixed plate 11, the one side of the 4th fixed plate 11 is fixedly connected with 3rd bearing 16, second bearing 12 and 3rd bearing 16
Use cooperatively, threaded rod 13 is fixed, at the same allow threaded rod 13 have knob 17 drive rotated, threaded rod 13
Surface be fixedly connected with the inner surface of 3rd bearing 16, threaded rod 13 is fixedly connected with knob away from one end of 3rd bearing 16
17, after projection power cloth 8 is cleaned once, it is possible to use projection power cloth 8 need not be cleaned for a long time, be thrown when cleaning is needed
During shadow power cloth 8, turn knob 17 causes that portable plate 14 is close to along threaded rod 13 towards the direction of the 4th fixed plate 11, fixed to connect
The spongy layer 15 for being connected on the opposite face of the fixed plate 11 of portable plate 14 and the 4th clamps projection power cloth 8, and now positive and negative motor 3 works,
The two sides of the winding upwards of projection power cloth 8,15 pairs of projection power cloth 8 of spongy layer is driven to clean, it is convenient and simple, and need not clean
During projection power cloth 8, turn knob 18 causes that the fixed plate 11 of portable plate 14 and the 4th is located remotely from each other, and does not interfere with projection power cloth 8
Winding.
When using, when cleaning projection power cloth 8 is needed, turn knob 17 causes portable plate 14 along threaded rod 13 towards the
The direction of four fixed plates 11 is close to, and the spongy layer 15 for being fixedly connected on the opposite face of the fixed plate 11 of portable plate 14 and the 4th clamps throwing
Shadow power cloth 8, now positive and negative motor 3 work, driving the two sides of the winding upwards of projection power cloth 8,15 pairs of projection power cloth 8 of spongy layer is carried out
Cleaning, it is convenient and simple, and when need not clean projection power cloth 8, turn knob 18 causes portable plate 14 and the phase of the 4th fixed plate 11
Mutually away from not interfering with the winding of projection power cloth 8.
Can to sum up obtain, the utility model passes through to set the 4th fixed plate 11, threaded rod 13, portable plate 14 and spongy layer 15,
Solve supporting plate and sponge to clamp power cloth, power cloth cannot be put down, and influence is used, if supporting plate and sponge do not clamp power
Cloth, the problem of cleaning effect difference.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of computer projection screen being convenient to clean, including support frame（1）, it is characterised in that：Support frame as described above（1）One
End is fixedly connected with the first fixed plate（2）, first fixed plate（2）Upper surface be fixedly connected with positive and negative motor（3）, it is described
Positive and negative motor（3）Output shaft be fixedly connected with winding bar（4）, support frame as described above（1）Upper surface be fixedly connected with second consolidate
Fixed board（5）With the 3rd fixed plate（6）, the 3rd fixed plate（6）One side be fixedly connected with clutch shaft bearing（7）, it is described to twine
Around bar（4）Through the second fixed plate（5）And and clutch shaft bearing（7）Inner surface be fixedly connected, the winding bar（4）Surface twine
It is wound with projection screen（8）；
Support frame as described above（1）Quantity be two, the projection screen（8）Positioned at two support frames（1）Between, two support frames
（1）Lower surface be respectively fixedly connected with the first fixed block（9）With the second fixed block（10）, first fixed block（9）One
Side is fixedly connected with the 4th fixed plate（11）, second fixed block（10）It is fixed on the inwall of the through hole that one side is opened up to connect
It is connected to second bearing（12）, the second bearing（12）Inner surface be fixedly connected with threaded rod（13）, the threaded rod（13）
It is threaded in portable plate（14）One side is offered in screwed hole, the portable plate（14）With the 4th fixed plate（11）It is relative
Face has been fixedly connected with spongy layer（15）, and projection screen（8）Positioned at portable plate（14）With the 4th fixed plate（11）Between, it is described
4th fixed plate（11）One side be fixedly connected with 3rd bearing（16）, the threaded rod（13）Surface and 3rd bearing
（16）Inner surface be fixedly connected, the threaded rod（13）Away from 3rd bearing（16）One end be fixedly connected with knob（17）.
2. a kind of computer projection screen being convenient to clean according to claim 1, it is characterised in that：Described second fixes
Plate（5）With the 3rd fixed plate（6）Opposite face be fixedly connected with dustproof shell（18）.
3. a kind of computer projection screen being convenient to clean according to claim 1, it is characterised in that：The winding bar
（4）With the second fixed plate（5）Junction be provided with fourth bearing（19）, the fourth bearing（19）Inner surface and winding bar
（4）Surface be fixedly connected, and fourth bearing（19）Outer surface and the second fixed plate（5）The circular-hole internal-wall that one side is opened up is consolidated
Fixed connection.
4. a kind of computer projection screen being convenient to clean according to claim 1, it is characterised in that：Support frame as described above
（1）The back side be fixedly connected with fixed strip（20）, the fixed strip（20）Front offer mounting hole（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285283.XU CN206209278U (en) | 2016-11-28 | 2016-11-28 | A kind of computer projection screen being convenient to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285283.XU CN206209278U (en) | 2016-11-28 | 2016-11-28 | A kind of computer projection screen being convenient to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206209278U true CN206209278U (en) | 2017-05-31 |
Family
ID=58748131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621285283.XU Active CN206209278U (en) | 2016-11-28 | 2016-11-28 | A kind of computer projection screen being convenient to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206209278U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241247A (en) * | 2018-02-26 | 2018-07-03 | 杭州先锐数码科技有限公司 | A kind of wrap-up of anti-light screen |
| CN108628083A (en) * | 2018-05-10 | 2018-10-09 | 柳州市上早广告策划有限公司 | A kind of dynamic caricature play system based on intelligent terminal |
| CN109330557A (en) * | 2018-10-10 | 2019-02-15 | 陈志强 | One kind can wind ophthalmology visual chart |
| CN113173461A (en) * | 2021-04-26 | 2021-07-27 | 周口师范学院 | Multimedia film screen device |
| CN114326281A (en) * | 2020-09-30 | 2022-04-12 | 张家港宝视特影视器材有限公司 | High-efficient automatically cleaning curtain rolling structure |
-
2016
- 2016-11-28 CN CN201621285283.XU patent/CN206209278U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241247A (en) * | 2018-02-26 | 2018-07-03 | 杭州先锐数码科技有限公司 | A kind of wrap-up of anti-light screen |
| CN108628083A (en) * | 2018-05-10 | 2018-10-09 | 柳州市上早广告策划有限公司 | A kind of dynamic caricature play system based on intelligent terminal |
| CN109330557A (en) * | 2018-10-10 | 2019-02-15 | 陈志强 | One kind can wind ophthalmology visual chart |
| CN114326281A (en) * | 2020-09-30 | 2022-04-12 | 张家港宝视特影视器材有限公司 | High-efficient automatically cleaning curtain rolling structure |
| CN113173461A (en) * | 2021-04-26 | 2021-07-27 | 周口师范学院 | Multimedia film screen device |
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