CN102508404A - Projection screen device, projection system and control method thereof - Google Patents
Projection screen device, projection system and control method thereof Download PDFInfo
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- CN102508404A CN102508404A CN2011103398854A CN201110339885A CN102508404A CN 102508404 A CN102508404 A CN 102508404A CN 2011103398854 A CN2011103398854 A CN 2011103398854A CN 201110339885 A CN201110339885 A CN 201110339885A CN 102508404 A CN102508404 A CN 102508404A
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- poke rod
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
A projection system comprises a projector and a projection screen device. The projection screen device consists of a cloth screen, a triggering unit and a wireless transmitting unit, the projector comprises a wireless receiving unit and a processing unit; when the cloth screen is closed, the triggering unit triggers the wireless transmitting unit to transmit a first instruction, the wireless receiving unit receives the first instruction, and the processing unit executes first operation according to the first instruction received by the wireless receiving unit; when the cloth screen is opened, the triggering unit triggers the wireless transmitting unit to transmit a second instruction, the wireless receiving unit receives the second instruction, and the processing unit executes second operation according to the second instruction received by the wireless receiving unit; and the projector is switched off or a black screen picture is started according to the first instruction, and the projector is switched on or the black screen picture is removed according to the second instruction. When using the projection system, a user only needs to operate the cloth screen so as to synchronously control the projector, and the projection system is convenient in operation and low in cost.
Description
Technical field
The present invention relates to have the projection curtain device of wireless launcher, use the optical projection system of this projection curtain device, and the control method of this optical projection system.
Background technology
Most of projector use projection screen of need arranging in pairs or groups is to reach preferable drop shadow effect.
At present; The optical projection system that has the collocation of a kind of screen of dynamoelectric projection and projector to use on the market; Its principle of work is: a remote-control signal transmitter is set in projector; Through the start or the off signal of detecting projector, the remote signal of opening projection screen accordingly or close projection screen is sent to the remote signal receiver that is arranged on the projection screen, this screen of dynamoelectric projection is opened or is closed according to the remote signal control screen of dynamoelectric projection that receives.Yet the expensive of screen of dynamoelectric projection and maintenance are difficult for, and can't in general subscriber household, promote the use of.
If adopt general manual projection proscenia on the market; This manual projection curtain be through the drop-down expansion projection screen of people's manual manipulation or on draw the gathering projection screen, still, the user is when using this manual projection curtain; Can't operate projector and projection screen simultaneously; The user can only open the projector and then the projection screen of manually leaving behind earlier, and the projection screen and then open projector of perhaps manually leaving behind earlier is not easy to user's operation.
Summary of the invention
The objective of the invention is to overcome manual projection curtain and projector collocation in the prior art and use the shortcoming of inconvenient operation; Provide a kind of projection screen and projector automatic coordinated control system, the user only need just can realize synchro control projector through the manual operation projection screen.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of projection curtain device comprises cloth curtain, trigger element and wireless transmitting unit, and when the cloth curtain was closed, this trigger element triggered this wireless transmitting unit emission first instruction, and when the cloth curtain was opened, this trigger element triggered this wireless transmitting unit emission second instruction; This first instruction is for closing projector or opening the blank screen picture, and this second instruction is for opening projector or removing the blank screen picture.
Preferably, this trigger element comprises first contact, poke rod and second contact, and when the cloth curtain was closed, this cloth curtain acts on this poke rod made this poke rod act on this first contact, in order to trigger this wireless transmitting unit emission first instruction; When the cloth curtain was opened, this cloth curtain acts on this poke rod made this poke rod act on this second contact, in order to trigger this wireless transmitting unit emission second instruction.
Preferably; Said poke rod comprises end and bendable portion; Said first contact is arranged at first side of this poke rod, and said second contact is arranged at second side of this poke rod, and this first side is relative with second side; When the cloth curtain when this first side direction is closed; The end mutual friction mutually of this cloth curtain and this poke rod, thus the bendable portion that drives this poke rod makes the end of this poke rod act on this first contact to the direction bending of this first side, when the cloth curtain when the direction of this second side is opened; The end mutual friction mutually of this cloth curtain and this poke rod, the bendable portion that drives this poke rod makes the end of this poke rod act on this second contact to the direction bending of this second side.
A kind of optical projection system; Comprise projector and as above described projection curtain device; Said projector comprises radio receiving unit and processing unit; When said radio receiving unit received first instruction of this wireless transmitting unit emission, this processing unit was carried out first operation according to this first instruction that this radio receiving unit receives; When said radio receiving unit received second instruction of this wireless transmitting unit emission, this processing unit was carried out second operation according to this second instruction that this radio receiving unit receives.
Preferably; This projector more comprises detecting unit, and said detecting unit is used to detect projector's state, when said radio receiving unit receives this first instruction; If detecting unit detects projector and is in off-mode; Then this first is operating as and does not do any action, if detecting unit detects projector and is in open state, then this first is operating as and opens the blank screen picture.
When this radio receiving unit received this second instruction, if detecting unit detects projector and is in open state, then this second was operating as and removes the blank screen picture, if detecting unit detects projector and is in off-mode, then this second is operating as and opens projector.
Preferably, this projector more comprises timing unit, and in order to setting the ticket reserving time, when detecting unit detects projector when being in the state of opening the blank screen picture and reaching this ticket reserving time, then this processing unit is carried out the operation of closing projector.
A kind of control method of optical projection system; This optical projection system comprises projector and projection curtain device, it is characterized in that, this projector comprises radio receiving unit and processing unit; This projection curtain device comprises cloth curtain, trigger element and wireless transmitting unit, and this control method comprises:
Step (1) is when opening this cloth curtain; This trigger element triggers this wireless transmitting unit emission second instruction; This radio receiving unit receives this second instruction, and this second instruction that this processing unit receives according to this radio receiving unit is carried out and opened projector or remove the blank screen picture;
Step (2) is when this cloth curtain of closure; This trigger element triggers this wireless transmitting unit emission first instruction; This radio receiving unit receives this first instruction, and this first instruction that this processing unit receives according to this radio receiving unit is carried out and closed projector or open the blank screen picture.
Preferably; This projector more comprises detecting unit, and this step (1) also comprises: when this radio receiving unit receives this second instruction, and the state of this detecting unit detecting projector; If detecting unit detects projector and is in open state; Then this processing unit is carried out and is removed the blank screen picture, if detecting unit detects projector and is in off-mode, then processing unit is carried out and opened projector.
Preferably; This step (2) also comprises: when this radio receiving unit receives this first instruction; The state of this detecting unit detecting projector, if detecting unit detects projector and is in off-mode, then processing unit is not carried out any action; If detecting unit detects projector and is in open state, then processing unit is carried out and is opened the blank screen picture.
Preferably; This projector more comprises timing unit; Can preestablish the schedule time, this step (2) also comprises: when detecting unit detects projector when being in the state of opening the blank screen picture and reaching the ticket reserving time, then this processing unit is carried out the operation of closing projector.
The invention has the beneficial effects as follows that the user only need just can realize synchro control projector through operation cloth curtain, easy to operate and cost is low, be suitable for promoting the use of at general subscriber household, market outlook are bigger.
Description of drawings
Fig. 1 is the structural representation of the projection curtain device of preferred embodiment of the present invention;
Fig. 2 is the perspective view in the front of the wireless transmitting unit of preferred embodiment of the present invention;
Fig. 3 is the perspective view at the back side of the wireless transmitting unit of preferred embodiment of the present invention;
Side structure synoptic diagram when Fig. 4 is not left behind for the projection screen of preferred embodiment of the present invention;
Fig. 5 is the projection screen of preferred embodiment of the present invention side structure synoptic diagram when drop-down;
The side structure synoptic diagram of Fig. 6 when drawing on the projection screen of preferred embodiment of the present invention;
Fig. 7 is the structural representation of the optical projection system of preferred embodiment of the present invention.
Fig. 8 is the control method synoptic diagram of the optical projection system of preferred embodiment of the present invention.
Embodiment
For making the object of the invention, structure, characteristic and function thereof there are further understanding, cooperate embodiment to specify as follows now.
Like Fig. 1, be the structural representation of the projection curtain device of preferred embodiment of the present invention, this projection curtain device comprises accommodates shell 11; Be used to accommodate cloth curtain 12; Accommodate shell 11 and be provided with bar-shaped trough (not illustrating among the figure), cloth curtain 12 can be through this bar-shaped trough unlatching downwards or upwards closed, and the cloth curtain of this preferred embodiment is vertically to open or closure; Cloth curtain of the present invention is not limited thereto; The cloth curtain also can be that along continuous straight runs is opened or closed, and cloth curtain 12 comprises view field 121 and frame region 122, and wireless transmitting unit 13 is arranged at this, and to accommodate on the shell 11 frame region 122 with cloth curtain 12 adjacent.The position of wireless transmitting unit 13 does not have specific restriction; As long as can realize the unlatching or the closed trigger element work that can trigger this projection curtain device of cloth curtain; Be provided with handle 15 in the bottom surface of cloth curtain 12, make things convenient for the user upwards perhaps to drop-down projection screen.
Like Fig. 2, Fig. 3 is the perspective view of this wireless transmitting unit 13; This wireless transmitting unit 13 comprises body 131; Be provided with wireless transmit 132 in the front of body 131; The back side in body 131 is provided with trigger element, and said trigger element is made up of poke rod 133, first contact 134 and second contact 135, and first contact 134 is arranged at the top of poke rod 133; Second contact 135 is arranged at the below of poke rod 133; Poke rod 133 comprises end 1332 and bendable portion 1331, and its end 1332 is contacted with first contact 134, when bendable portion 1331 downwarpings of poke rod 133, its end 1332 is contacted with second contact 135; When poke rod 133 acts on first contact 134 or second contact 135, trigger corresponding first instruction of these wireless transmitting unit 13 emissions or second instruction.The end 1332 of poke rod is one-body molded with bendable portion 1331, and the material of this poke rod is a soft materials, and like soft plastic material or rubber material, the poke rod in this preferred embodiment is the rubber material.
Side structure synoptic diagram when Fig. 4 is not left behind for the projection screen of preferred embodiment of the present invention; As shown in Figure 4; Wireless transmitting unit 13 is arranged at the bottom surface of accommodating shell 11, and the body 131 of wireless transmitting unit 13 vertically is provided with, and near the bar-shaped trough of accommodating shell 11 (not illustrating among the figure).
When poke rod 133 acts on this first contact 134; Trigger this wireless transmitting unit and send first instruction; This first instruction is for closing projector or opening the blank screen picture; When poke rod 133 acts on this second contact 135, trigger this wireless transmitting unit and send second instruction, this second instruction is for opening projector or removing the blank screen picture.
Fig. 5 is the side structure synoptic diagram of projection screen when drop-down; When the user is left behind cloth curtain 12; Cloth curtain 12 contacts with the end 1332 of poke rod 133, and in the drop-down process of cloth curtain 12, produces friction relatively between the end 1332 of poke rod 133 and the cloth curtain 12; Thereby the end 1332 of poke rod 133 receives the traction of friction force and moves downward bendable portion 1331 downwarpings that drive poke rod 133; When this bendable portion 1331 bent to certain flexibility, the end 1332 of poke rod 133 contacted and pushes this second contact with second contact 135, triggered this wireless transmitting unit 13 emissions second instruction.
The side structure synoptic diagram of Fig. 6 when drawing on the projection screen; When the user goes up granny rag curtain 12; At the beginning because the elastic-restoring force of the bendable portion 1331 of poke rod 133, the bendable portion 1331 that makes the end 1332 of poke rod 133 break away from second contacts 135 and this poke rod 133 is braked poke rod 133 in the process of elastic recovery end 1332 make its with cloth curtain 12 to extrapolation; When on cloth curtain 12 continues, drawing; Produce friction relatively between the end 1332 of poke rod 133 and the cloth curtain 12, the bendable portion 1331 that drives poke rod 133 that moves upward is bent upwards thereby the end 1332 of poke rod 133 receives the traction of friction force, when this bend bends to certain flexibility; The end 1332 of poke rod 133 contacts and pushes this first contact with first contact 134, triggers this wireless transmitting unit 13 emissions first instruction.
On projection screen, draw or drop-down process in, draw perhaps drop-down projection screen for the end 1332 that increases poke rod 133 and the mutual friction force between the cloth curtain 12 on can be obliquely, that is, make projection screen and vertical direction produce an angle.
Like Fig. 7; It is a kind of optical projection system; This optical projection system comprises aforesaid projection curtain device and projector, and said projection curtain device comprises cloth curtain, trigger element and wireless transmitting unit, and said projector comprises radio receiving unit, processing unit, detecting unit and timing unit.
Fig. 8 is the synoptic diagram of the control method of this optical projection system; A kind of control method of optical projection system, this optical projection system comprises projector and projection curtain device, when opening this cloth curtain; This trigger element triggers this wireless transmitting unit emission second instruction; Concrete like Fig. 5, when under the user during granny rag curtain 12, the end 1332 of poke rod 133 acts on second contact 135 and triggers these wireless transmitting unit 13 and send second instruction; This radio receiving unit receives this second instruction, and this second instruction that this processing unit receives according to this radio receiving unit is carried out and opened projector or remove the blank screen picture; When this cloth curtain of closure; This trigger element triggers this wireless transmitting unit emission first instruction; Concrete like Fig. 6, when the user went up granny rag curtain 12, the end 1332 of poke rod 133 acted on first contact 134 and triggers these wireless transmitting unit 13 and send first instruction; This radio receiving unit receives this first instruction, and this first instruction that this processing unit receives according to this radio receiving unit is carried out and closed projector or open the blank screen picture.
When this radio receiving unit receives this second instruction; The state of this detecting unit detecting projector; If detecting unit detects projector and is in open state; Then this processing unit is carried out and is removed the blank screen picture, if detecting unit detects projector and is in off-mode, then processing unit is carried out and opened projector.
When this radio receiving unit receives this first instruction; The state of this detecting unit detecting projector; If detecting unit detects projector and is in off-mode; Then processing unit is not carried out any action, if detecting unit detects projector and is in open state, then processing unit is carried out and opened the blank screen picture.
This projector is provided with timing unit, can preestablish the schedule time, and when detecting unit detects projector when being in the state of opening the blank screen picture and reaching the ticket reserving time, then this processing unit is carried out the operation of closing projector.
This wireless launcher is an infrared launcher, and radio receiver is an infrared receiving device; Perhaps this wireless launcher is the Bluetooth transmission device, and radio receiver is the bluetooth receiving trap.
Utilize optical projection system of the present invention, the user only need just can realize synchro control projector through operation cloth curtain, has simplified projector's complicated operations mode, and is easy to operate and cost is low.
The present invention is described by above-mentioned related embodiment, yet the foregoing description is merely the example of embodiment of the present invention.Must be pointed out that the embodiment that has disclosed does not limit scope of the present invention.On the contrary, change and retouching not breaking away from the spirit and scope of the present invention to be done all belong to scope of patent protection of the present invention.
Claims (11)
1. projection curtain device; Comprise the cloth curtain, it is characterized in that, this projection curtain device more comprises trigger element and wireless transmitting unit; When the cloth curtain is closed; This trigger element triggers this wireless transmitting unit emission first instruction, and when the cloth curtain was opened, this trigger element triggered this wireless transmitting unit emission second instruction; This first instruction is for closing projector or opening the blank screen picture, and this second instruction is for opening projector or removing the blank screen picture.
2. projection curtain device as claimed in claim 1; It is characterized in that this trigger element comprises first contact, poke rod and second contact, when the cloth curtain is closed; This cloth curtain acts on this poke rod makes this poke rod act on this first contact, in order to trigger this wireless transmitting unit emission first instruction; When the cloth curtain was opened, this cloth curtain acts on this poke rod made this poke rod act on this second contact, in order to trigger this wireless transmitting unit emission second instruction.
3. projection curtain device as claimed in claim 2; It is characterized in that said poke rod comprises end and bendable portion, said first contact is arranged at first side of this poke rod; Said second contact is arranged at second side of this poke rod; This first side is relative with second side, when the cloth curtain when this first side direction is closed, the end mutual friction mutually of this cloth curtain and this poke rod; Thereby the bendable portion that drives this poke rod makes the end of this poke rod act on this first contact to the direction bending of this first side; When the cloth curtain when the direction of this second side is opened, the end mutual friction mutually of this cloth curtain and this poke rod, the bendable portion that drives this poke rod makes the end of this poke rod act on this second contact to the direction bending of this second side.
4. optical projection system; It is characterized in that; Comprise projector and like any described projection curtain device of claim of claim 1-3; Said projector comprises radio receiving unit and processing unit, and when said radio receiving unit received first instruction of this wireless transmitting unit emission, this processing unit was carried out first operation according to this first instruction that this radio receiving unit receives; When said radio receiving unit received second instruction of this wireless transmitting unit emission, this processing unit was carried out second operation according to this second instruction that this radio receiving unit receives.
5. optical projection system as claimed in claim 4 is characterized in that this projector more comprises detecting unit; Said detecting unit is used to detect projector's state; When said radio receiving unit received this first instruction, if detecting unit detects projector and is in off-mode, then this first was operating as and does not do any action; If detecting unit detects projector and is in open state, then this first is operating as and opens the blank screen picture.
6. optical projection system as claimed in claim 5; It is characterized in that; When this radio receiving unit received this second instruction, if detecting unit detects projector and is in open state, then this second was operating as and removes the blank screen picture; If detecting unit detects projector and is in off-mode, then this second is operating as and opens projector.
7. optical projection system as claimed in claim 5; It is characterized in that this projector more comprises timing unit, in order to set the ticket reserving time; When detecting unit detects projector when being in the state of opening the blank screen picture and reaching this ticket reserving time, then this processing unit is carried out the operation of closing projector.
8. the control method of an optical projection system; This optical projection system comprises projector and projection curtain device, it is characterized in that, this projector comprises radio receiving unit and processing unit; This projection curtain device comprises cloth curtain, trigger element and wireless transmitting unit, and this control method comprises:
Step (1) is when opening this cloth curtain; This trigger element triggers this wireless transmitting unit emission second instruction; This radio receiving unit receives this second instruction, and this second instruction that this processing unit receives according to this radio receiving unit is carried out and opened projector or remove the blank screen picture;
Step (2) is when this cloth curtain of closure; This trigger element triggers this wireless transmitting unit emission first instruction; This radio receiving unit receives this first instruction, and this first instruction that this processing unit receives according to this radio receiving unit is carried out and closed projector or open the blank screen picture.
9. the control method of optical projection system as claimed in claim 8 is characterized in that, this projector more comprises detecting unit; This step (1) also comprises: when this radio receiving unit receives this second instruction; The state of this detecting unit detecting projector, if detecting unit detects projector and is in open state, then this processing unit is carried out and is removed the blank screen picture; If detecting unit detects projector and is in off-mode, then processing unit is carried out and is opened projector.
10. the control method of optical projection system as claimed in claim 9; It is characterized in that this step (2) also comprises: when this radio receiving unit receives this first instruction, the state of this detecting unit detecting projector; If detecting unit detects projector and is in off-mode; Then processing unit is not carried out any action, if detecting unit detects projector and is in open state, then processing unit is carried out and opened the blank screen picture.
11. the control method of optical projection system as claimed in claim 10; It is characterized in that; This projector more comprises timing unit; Can preestablish the schedule time, this step (2) also comprises: when detecting unit detects projector when being in the state of opening the blank screen picture and reaching the ticket reserving time, then this processing unit is carried out the operation of closing projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110339885.4A CN102508404B (en) | 2011-11-02 | 2011-11-02 | Projection screen device, projection system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110339885.4A CN102508404B (en) | 2011-11-02 | 2011-11-02 | Projection screen device, projection system and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102508404A true CN102508404A (en) | 2012-06-20 |
| CN102508404B CN102508404B (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110339885.4A Expired - Fee Related CN102508404B (en) | 2011-11-02 | 2011-11-02 | Projection screen device, projection system and control method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102508404B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017004915A1 (en) * | 2015-07-03 | 2017-01-12 | 广景视睿科技 （深圳）有限公司 | Projection control method and projection apparatus |
| WO2018072637A1 (en) * | 2016-10-20 | 2018-04-26 | 深圳市光峰光电技术有限公司 | Projection apparatus |
| WO2022227964A1 (en) * | 2021-04-25 | 2022-11-03 | 青岛海信激光显示股份有限公司 | Method for controlling laser television, main control apparatus, and laser television |
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| CN2802548Y (en) * | 2004-08-13 | 2006-08-02 | 黑龙江金辰科技有限公司 | Automatic detection device for coat working state of electric screen |
| DE102006032052A1 (en) * | 2006-07-10 | 2008-01-17 | Michael Braun | System for control of motor propelled screen devices, comprises projector and screen device, where system has power detection device for detecting power of projector |
| CN201203752Y (en) * | 2008-05-16 | 2009-03-04 | 极品影视设备科技(深圳)有限公司 | Intelligent control apparatus for projection screen |
| CN201203753Y (en) * | 2008-05-16 | 2009-03-04 | 极品影视设备科技(深圳)有限公司 | Low-voltage drive control system for projection screen |
| CN201315001Y (en) * | 2008-12-19 | 2009-09-23 | 李应刚 | Free controllable projector system |
| CN201425695Y (en) * | 2009-04-15 | 2010-03-17 | 深圳市白雪投影显示技术有限公司 | Projector and electric screen automatic interlocking control device |
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Patent Citations (6)
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| CN2802548Y (en) * | 2004-08-13 | 2006-08-02 | 黑龙江金辰科技有限公司 | Automatic detection device for coat working state of electric screen |
| DE102006032052A1 (en) * | 2006-07-10 | 2008-01-17 | Michael Braun | System for control of motor propelled screen devices, comprises projector and screen device, where system has power detection device for detecting power of projector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017004915A1 (en) * | 2015-07-03 | 2017-01-12 | 广景视睿科技 （深圳）有限公司 | Projection control method and projection apparatus |
| WO2018072637A1 (en) * | 2016-10-20 | 2018-04-26 | 深圳市光峰光电技术有限公司 | Projection apparatus |
| WO2022227964A1 (en) * | 2021-04-25 | 2022-11-03 | 青岛海信激光显示股份有限公司 | Method for controlling laser television, main control apparatus, and laser television |
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| Publication number | Publication date |
|---|---|
| CN102508404B (en) | 2014-01-15 |
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