CN201886271U - Ultrathin rear projection cube screen adjusting device - Google Patents
Ultrathin rear projection cube screen adjusting device Download PDFInfo
- Publication number
- CN201886271U CN201886271U CN2010205853417U CN201020585341U CN201886271U CN 201886271 U CN201886271 U CN 201886271U CN 2010205853417 U CN2010205853417 U CN 2010205853417U CN 201020585341 U CN201020585341 U CN 201020585341U CN 201886271 U CN201886271 U CN 201886271U
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- CN
- China
- Prior art keywords
- screen
- fixed support
- swinging mounting
- screw
- adjusting
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- Expired - Fee Related
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Abstract
The utility model relates to an ultrathin rear projection cube screen adjusting device, which is mounted on a rear projection cube and comprises a screen fixing frame. A screen display structure is mounted on the screen fixing frame and includes a screen lens and a screen imaging lens. The ultrathin rear projection cube screen adjusting device is characterized in that the screen lens and the screen imaging lens are in hollow sheet structures and adhered with each other via optical double-sided adhesive, the screen imaging lens and the screen fixing frame are adhered via optical double-sided adhesive, an adjusting mechanism for adjusting a screen vertically, bilaterally and back and forth is arranged between the screen fixing frame and the rear projection cube. The ultrathin rear projection cube screen adjusting device is convenient in adjustment of cube gratings.
Description
[technical field]
The utility model relates to a kind of ultra-thin back projection case screen adjusting gear, the adjustment that it is used for ultrathin rear-projection case display system is custom-designed at existing ultra-thin back projection case.
[background technology]
There is following defective in existing ultra-thin back projection case (that is: preceding maintenance back projection case):
1: the ultra-thin back projection case, its image raster is adjusted difficulty; Because will install the grating that to adjust image behind the screen earlier, but in case the engineering staff will be difficult to enter box house adjustment after installing screen, the quality of image raster adjustment directly has influence on the display effect of whole video wall display system again, and this contradiction is more outstanding in the ultra-thin back projection case.
2: screen is heavy, so the back just should not be dismantled in case screen is in place, also be difficult to operation under the situation of needs dismounting screen, and screen contraposition when dismantling repeatedly is also very difficult, has big potential safety hazard.
3: catoptron is adjusted difficulty, when the engineering staff can not enter box house, just can't adjust the mirror system in the casing, causes can not effectively adjusting after the catoptron distortion.
[utility model content]
The utility model purpose is in order to overcome the deficiencies in the prior art, the ultra-thin back projection case adjusting gear of a kind of convenience to the adjustment operation of casing grating to be provided.
For achieving the above object, the utility model has adopted following technical proposals:
A kind of ultra-thin back projection case screen adjusting gear, it is installed on the rear-projection casing, comprise the screen fixed frame, the screen display structure is housed on the screen fixed frame, the screen display structure comprises screen lens and screen imaging mirror, screen lens, screen imaging mirror are the inner schistose texture of being emptied, and use the adhesion of optics double faced adhesive tape between screen lens, the screen imaging mirror, the optics double faced adhesive tape adhesion of screen imaging mirror, screen fixed frame.About being provided with between screen fixed frame and the rear-projection casing, front and back and about adjust the adjusting mechanism of screen,
On the rear-projection casing, fixed support is installed, be connected with swinging mounting on the fixed support, the screen fixed frame links to each other with swinging mounting, adjust the front and back of screen before and after between fixed support, swinging mounting, being provided with and adjust structure, front and back are adjusted structure and are comprised: the slide block that slide in the slide rail of trend and front and back before and after fixed support is provided with, also be plugged with the adjustment screw rod of adjusting the slide block front and back position on the fixed support, one nut will be adjusted screw rod and be locked on the fixed support, adjust to be threaded with the slide block front side after the screw rod link passes through hole on the fixed support.Before and after when adjusting, unclamp gib screw, adjust by rotation and adjust slide block before and after the screw rod and lock again to the appropriate location and adjust the front and back adjustment that screw rod, gib screw can be realized front and back screen fixed frame, promptly realize the front and back adjustment of screen.
Swinging mounting links to each other with fixed support by gib screw, the gib screw link is threaded with slide block after passing connecting hole on the swinging mounting and the slide rail on the fixed support, such structure makes when unclamping gib screw, swinging mounting can freely outwards overturn, can guarantee that screen can open fully, the engineering staff can conveniently enter, and screw is locked when being turned to the appropriate location.In order to remedy the deficiency of the screw retention swinging mounting that is locked, be provided with big pad between gib screw stub end and the swinging mounting, also be provided with the rotary positioning structure of adjusting swinging mounting between swinging mounting and the fixed support, rotary positioning structure comprises the upward adjustment screw of adjusting swinging mounting swing about gib screw and adjusts screw rod down, upward adjustment screw is threaded with swinging mounting respectively with the following screw rod of adjusting, and the difference roof pressure was at the upper and lower position of fixed support after upward adjustment screw and following adjustment screw flight end passed swinging mounting.
About being provided with between fixed support, the rear-projection casing, adjust screen about adjust structure, about adjust structure and comprise: the strip hole of trend about being provided with on the fixed support, on the rear-projection casing, back up pad is set, one set nut is inserted in the strip hole and horizontally slips, and the set nut threaded ends links to each other with back up pad locking after passing above-mentioned strip hole.
The screen fixed frame is provided with the adjustment structure up and down of adjusting screen up and down, adjust structure up and down and include screw rod, after passing the screen fixed frame, the screw rod upper end is connected with nut, the Screw of the vertical screw that is threaded on the nut, screw rod lower end screw thread are connected with adjusts the embossing adjustment dish that the screen fixed frame moves up and down.
The utility model is with respect to the advantage of prior art:
1: about being provided with between screen fixed frame and the rear-projection casing, front and back and about adjust the adjusting mechanism of screen, can guarantee that screen stablizes move left and right, moves up and down, moves forward and backward, can realize the complete regulatory function of screen at surface level, simple in structure, easy to adjust.
2: turnover swinging mounting is arranged on the adjusting mechanism, outwards can guarantee that at swinging mounting screen can open fully after the upset, the engineering staff can conveniently enter and debug, safeguards.
3: screen lens, screen imaging mirror adopt the optics double faced adhesive tape to paste, and guaranteeing has effective adhesive between screen lens, the screen imaging mirror, thereby guarantee the flatness of screen.
4: screen imaging mirror, screen fixed frame adopt the optics double faced adhesive tape to paste, and guaranteeing has effective adhesive between screen imaging mirror, the screen fixed frame, thereby guarantee the intensity and the flatness of screen.
5: screen lens, screen imaging mirror are cut into the schistose texture that the middle part is emptied through special, guarantee that the engineering staff can directly stretch out one's hand to enter box house and debug, install, and thoroughly solve the ultra-thin back projection case and adjust a difficult problem.
[description of drawings]
Fig. 1 is the utility model assembling schematic configuration diagram;
Fig. 2 is the schematic configuration diagram that the utility model disassembles;
Fig. 3 is an A place enlarged drawing among Fig. 2;
Fig. 4 is the utility model and rear-projection casing assembling schematic configuration diagram;
Fig. 5 is the schematic configuration diagram that the utility model and rear-projection casing disassemble.
[embodiment]
As depicted in figs. 1 and 2, a kind of ultra-thin back projection case screen adjusting gear, screen 2 is installed on the rear-projection casing 1, screen 2 comprises screen fixed frame 21, screen lens 22 and screen imaging mirror 23 are housed on the screen fixed frame 21, screen lens 22, screen imaging mirror 23 are the inner schistose texture of being emptied, and use 24 adhesions of optics double faced adhesive tape between screen lens 22, the screen imaging mirror 23, screen imaging mirror 23,24 adhesions of screen fixed frame 21 usefulness optics double faced adhesive tapes.About being provided with between screen fixed frame 21 and the rear-projection casing 1, front and back and about adjust the adjusting mechanism 3 of screen.
As Fig. 3, Fig. 4 and shown in Figure 5, adjusting mechanism 3 between screen fixed frame 2 and the rear-projection casing 1 comprises fixed support 31, swinging mounting 32 and swinging mounting 32 can be locked at gib screw 33 on the fixed support 31, screen fixed frame 21 links to each other with swinging mounting 32, and fixed support 31 links to each other with rear-projection casing 1.Adjust the front and back of screen before and after between fixed support 31, swinging mounting 32, being provided with and adjust structure, front and back are adjusted structure and are comprised: the slide block 34 that slide in the slide rail 310 of trend and front and back before and after fixed support 31 is provided with, also be plugged with the adjustment screw rod 35 of adjusting slide block 34 front and back positions on the fixed support 31, one nut will be adjusted screw rod 35 and be locked on the fixed support 31, and through hole 311 backs that adjustment screw rod 35 links pass on the fixed support 31 are threaded with slide block 34 front sides.When front and back are adjusted, adjust screw rod 35 front and back adjustment slide blocks 34 are promptly realized screen to the appropriate location front and back adjustment by rotation.
Connecting hole 321 and 310 backs of the slide rail on the fixed support 31 that gib screw 33 links pass on the swinging mounting 32 are threaded with slide block 34, such structure makes when unclamping gib screw 33, swinging mounting 32 can freely outwards overturn, this rotary movement dots in Fig. 4, can guarantee that screen can open fully, the engineering staff can conveniently enter; Screw 33 is locked when being turned to the appropriate location.In order to remedy the fixedly deficiency of swinging mounting 32 of screw 33 that is locked, be provided with big pad 39 between gib screw 33 stub ends and the swinging mounting 32, also be provided with the rotary positioning structure of adjusting swinging mounting between swinging mounting 32 and the fixed support 31, rotary positioning mechanism comprises adjusts upward adjustment screw 41 and following the adjust screw rod 42 of swinging mounting 31 around gib screw swing about in the of 33, upward adjustment screw 41 is threaded with swinging mounting 32 respectively with the following screw rod 42 of adjusting, and the difference roof pressure was on fixed support 31 after upward adjustment screw 41 and following adjustment screw rod 42 thread end passed swinging mounting, following position.By rotation upward adjustment screw 41 and the following screw rod 42 of adjusting, make swinging mounting 32 during adjustment, promptly adjust the luffing angle of screen 2 around the swing up and down of gib screw 33 low-angles.
About being provided with between fixed support, the rear-projection casing 1, adjust screen about adjust structure, about adjust structure and comprise: the strip hole of trend about being provided with on the fixed support 31, back up pad 36 is set on the rear-projection casing, one set nut 37 is inserted in the strip hole and horizontally slips, and set nut 37 threaded ends link to each other with back up pad 36 lockings after passing above-mentioned strip hole.
The screen fixed frame is provided with the adjustment structure up and down of adjusting screen up and down, adjust structure up and down and include screw rod 51, screw rod 51 upper ends are connected with nut 52 after passing the screen fixed frame, the Screw 53 of the vertical screw that is threaded on the nut 52 51, Screw 53 is locked with screw rod 51, nut 52, and screw rod 51 lower end screw threads are connected with adjusts the embossing adjustment dish 54 that the screen fixed frame moves up and down.
Claims (7)
1. ultra-thin back projection case screen adjusting gear, it is installed on the rear-projection casing, comprise the screen fixed frame, the screen display structure is housed on the screen fixed frame, it is characterized in that: be connected with about the energy between described screen fixed frame and the rear-projection casing, before and after and about adjust the adjustment structure of screen, the adjustment structure is included on the rear-projection casing fixed support is installed, be connected with swinging mounting on the fixed support, described screen fixed frame links to each other with swinging mounting, at fixed support, adjust the front and back of screen before and after being provided with between the swinging mounting and adjust structure, at fixed support, adjust about being provided with between the rear-projection casing screen about adjust structure, described screen fixed frame is provided with the adjustment structure up and down of adjusting screen up and down.
2. ultra-thin back projection case screen adjusting gear according to claim 1, it is characterized in that: the described structure of adjusting up and down includes screw rod, after passing the screen fixed frame, the screw rod upper end is connected with nut, the Screw of the vertical screw that is threaded on the nut, screw rod lower end screw thread are connected with adjusts the embossing adjustment dish that the screen fixed frame moves up and down.
3. ultra-thin back projection case screen adjusting gear according to claim 1, it is characterized in that: adjust structure about described and comprise: the strip hole of trend about being provided with on the fixed support, on the rear-projection casing, back up pad is set, one set nut is inserted in the strip hole and horizontally slips, and the set nut threaded ends links to each other with back up pad locking after passing above-mentioned strip hole.
4. ultra-thin back projection case screen adjusting gear according to claim 1, it is characterized in that: described front and back are adjusted structure and are comprised: the slide block that slide in the slide rail of trend and front and back before and after fixed support is provided with, also be plugged with the adjustment screw rod of adjusting the slide block front and back position on the described fixed support, one nut will be adjusted screw rod and be locked on the fixed support, adjust to be threaded with the slide block front side after the screw rod link passes through hole on the fixed support.
5. ultra-thin back projection case screen adjusting gear according to claim 4, it is characterized in that: swinging mounting links to each other with fixed support by gib screw, the gib screw link is threaded with slide block after passing connecting hole on the swinging mounting and the slide rail on the fixed support, is provided with big pad between gib screw stub end and the swinging mounting.
6. ultra-thin back projection case screen adjusting gear according to claim 5, it is characterized in that: also be provided with the rotary positioning structure of adjusting swinging mounting between swinging mounting and the fixed support, rotary positioning structure comprises the upward adjustment screw of adjusting swinging mounting swing about gib screw and adjusts screw rod down, upward adjustment screw is threaded with swinging mounting respectively with the following screw rod of adjusting, and the difference roof pressure was at the upper and lower position of fixed support after upward adjustment screw and following adjustment screw flight end passed swinging mounting.
7. ultra-thin back projection case screen adjusting gear according to claim 1, it is characterized in that: the screen display structure comprises screen lens and screen imaging mirror, screen lens, screen imaging mirror are the inner schistose texture of being emptied, use the adhesion of optics double faced adhesive tape between screen lens, the screen imaging mirror, the optics double faced adhesive tape adhesion of screen imaging mirror, screen fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205853417U CN201886271U (en) | 2010-10-29 | 2010-10-29 | Ultrathin rear projection cube screen adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205853417U CN201886271U (en) | 2010-10-29 | 2010-10-29 | Ultrathin rear projection cube screen adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886271U true CN201886271U (en) | 2011-06-29 |
Family
ID=44183819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205853417U Expired - Fee Related CN201886271U (en) | 2010-10-29 | 2010-10-29 | Ultrathin rear projection cube screen adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201886271U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608856A (en) * | 2012-03-27 | 2012-07-25 | 广东威创视讯科技股份有限公司 | Rear-projection box test board and optical debugging device for front maintenance rear-projection box |
| CN102829289A (en) * | 2012-08-20 | 2012-12-19 | 广东威创视讯科技股份有限公司 | Displacement-adjustable screen frame |
| CN103032658A (en) * | 2012-12-24 | 2013-04-10 | 广东威创视讯科技股份有限公司 | Locking mechanism for rear projection screen frame |
| CN103279006A (en) * | 2013-05-31 | 2013-09-04 | 南京美乐影视科技有限公司 | High-definition 3D rear projection screen |
| CN104279409A (en) * | 2013-07-08 | 2015-01-14 | 鸿富锦精密工业（深圳）有限公司 | Screen fixing device |
| CN106641624A (en) * | 2016-12-15 | 2017-05-10 | 广东威创视讯科技股份有限公司 | Low-cost convenient-adjusting display splicing adjusting support and adjusting method |
| CN106733897A (en) * | 2015-11-20 | 2017-05-31 | 无锡南方声学工程有限公司 | A kind of ultrasonic vibration box structure |
| CN112099300A (en) * | 2020-09-25 | 2020-12-18 | 广州互媒盈动文化传媒科技有限公司 | Multimedia equipment user interface |
| WO2021129500A1 (en) * | 2019-12-24 | 2021-07-01 | 深圳光峰科技股份有限公司 | Projection screen, flatness adjusting devices, and supporting and limiting device |
-
2010
- 2010-10-29 CN CN2010205853417U patent/CN201886271U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608856A (en) * | 2012-03-27 | 2012-07-25 | 广东威创视讯科技股份有限公司 | Rear-projection box test board and optical debugging device for front maintenance rear-projection box |
| CN102608856B (en) * | 2012-03-27 | 2013-12-25 | 广东威创视讯科技股份有限公司 | Rear-projection box test board and optical debugging device for front maintenance rear-projection box |
| CN102829289A (en) * | 2012-08-20 | 2012-12-19 | 广东威创视讯科技股份有限公司 | Displacement-adjustable screen frame |
| CN103032658A (en) * | 2012-12-24 | 2013-04-10 | 广东威创视讯科技股份有限公司 | Locking mechanism for rear projection screen frame |
| CN103279006A (en) * | 2013-05-31 | 2013-09-04 | 南京美乐影视科技有限公司 | High-definition 3D rear projection screen |
| CN104279409A (en) * | 2013-07-08 | 2015-01-14 | 鸿富锦精密工业（深圳）有限公司 | Screen fixing device |
| CN104279409B (en) * | 2013-07-08 | 2016-12-21 | 青岛玉兰祥商务服务有限公司 | Screen fixture |
| CN106733897A (en) * | 2015-11-20 | 2017-05-31 | 无锡南方声学工程有限公司 | A kind of ultrasonic vibration box structure |
| CN106641624A (en) * | 2016-12-15 | 2017-05-10 | 广东威创视讯科技股份有限公司 | Low-cost convenient-adjusting display splicing adjusting support and adjusting method |
| WO2021129500A1 (en) * | 2019-12-24 | 2021-07-01 | 深圳光峰科技股份有限公司 | Projection screen, flatness adjusting devices, and supporting and limiting device |
| CN112099300A (en) * | 2020-09-25 | 2020-12-18 | 广州互媒盈动文化传媒科技有限公司 | Multimedia equipment user interface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20171029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |