CN205069019U - Front maintenance large screen display element box - Google Patents
Front maintenance large screen display element box Download PDFInfo
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- CN205069019U CN205069019U CN201520837649.9U CN201520837649U CN205069019U CN 205069019 U CN205069019 U CN 205069019U CN 201520837649 U CN201520837649 U CN 201520837649U CN 205069019 U CN205069019 U CN 205069019U
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- screen
- roller
- screen frame
- web member
- guide rail
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Abstract
The utility model relates to a front maintenance box that rear -projection large screen projection wall was used. Open the positioning lock, be stained with compound act screen frame, speculum including concatenation frame box, mechanism's mount, gyro wheel straight line ejecting mechanism, screen tilting mechanism, lazytongs, upper and lower guiding mechanism, front and back guiding mechanism, spacing of work, pulling. Mechanism's mount has two bilateral symmetry fixed mounting at the higher authority and the both sides edge of frame box, is equipped with gyro wheel frame mounting hole and lazytongs bearing frame fixed orifices on mechanism's mount, and the lazytongs bearing frame passes through the fix with screw on mechanism's mount. Have simple structure, it is flagging that the guide rail adopts thick aluminum plate light in weight rigidity large screen to be difficult for, and screen adjustment accuracy is high, unit box body screen piece advantage such as little.
Description
Technical field
The utility model relates to physical projection system regions, is specifically related to form the front of spliced display unit in a kind of back casting large screen projection wall and safeguards casing.
Background technology
DLP large screen display combination is spliced by multiple rear projection display elements, and is equipped with the high brightness of image processor composition, high resolving power, color video wall true to nature, can show various network, vision signal.The casing forming the display unit of combination is in the market main mainly with safeguarding after casing, needs the maintenance channel of reserved more than a meter on rear side of casing, and image debugging needs two people carries out simultaneously, takes up room and wastes time and energy.Safeguard display unit box before existing on market, but complex structure or structure imperfection, the finished product rail plate that guide rail many employings market is common, guide rail rigidity the small screen is easily sagging, and push-and-pull resistance great Yi causes screen to rock collides with contiguous casing.Without accurate screen adjusting mechanism, the repetitive positioning accuracy of screen is low.Manually, adopt of maintenance screen pull-out establishes draw-out handle in screen frame both sides more, increases the splicing gap between concatenation unit, weakens viewing effect.
Utility model content
In order to overcome the shortcoming and defect of above-mentioned prior art, the purpose of this utility model is to provide a kind of simple and stable structure, easy to adjust frontly safeguards large screen display unit box.
Of the present utility modelly to be achieved through the following technical solutions:
Safeguard before the utility model that large screen display unit box comprises splicing framework box body, catoptron, be stained with the screen frame of compound curtain, mechanism's fixed mount, roller straight line ejecting mechanism, screen turning rotation mechanism, synchronizing linkage, upper and lower adjusting mechanism, front-and-back adjusting mechanism, release locating part, guide rail pulls unlatching positioning lock, mechanism's fixed mount is fixedly connected with body side, roller straight line ejecting mechanism and synchronizing linkage are fixedly connected with mechanism fixed mount, roller straight line ejecting mechanism rear end is connected front end and is connected with screen turning rotation mechanism side with synchronizing linkage, screen turning rotation mechanism opposite side connects screen frame, except casing, catoptron, each two covers of other assemblies of screen frame and the mechanism symmetrical both sides being installed on casing and screen frame respectively.
Described roller straight line ejecting mechanism comprises: be provided with the roller of V-type groove, turning rolls, roller shaft, turning rolls web member, upper rail, lower guideway, guide rail rear end connector, upper/lower guide web member, roller up and down each two be arranged in parallel, be connected on mechanism's fixture by roller shaft and turning rolls, turning rolls web member connects two rollers of upper and lower conllinear, the front and back end of upper/lower guide is connection guide rail rear end connector and guide-rail coupling member respectively, and the upper surface of upper rail and the lower surface of lower guideway and upper bottom roller form linear moving mechanism;
Described screen turning rotation mechanism comprises perpendicular connecting plate, strut web member, lockover plate, strut, screen frame link, described perpendicular connecting plate upper end connects strut web member, lower end connects tumble lock locking member, centre is provided with and guide rail coupling hook, hook is provided with and adjusts screw up and down, the line of symmetry of perpendicular connecting plate is provided with long slot bore and realizes adjustment up and down and be fixedly connected with guide rail, described strut one end connects strut web member, one end connects screen frame link, perpendicular connecting plate upper end and screen frame link upper end thereof, described screen frame link is threaded with screen frame, and adjustment screw before and after being provided with in the below of attachment screw, realize adjusting before and after screen.
Described release locating part is arranged on upper rail by guidepost, and described synchronizing linkage and junction, roller straight line ejecting mechanism rear end are provided with long slot bore, installs bearing in long slot bore.
The utility model has following beneficial effect relative to prior art:
(1) new ejecting mechanism structure is designed, it is little that V-type rolling wheel guide rails mechanism compared to this ejecting mechanism of prior art adopts rolling friction to release resistance, and the little display splicing unit that makes of shift in position can have less piece during screen pull-out, guide rail adopts thick aluminium sheet rigidity giant-screen sagging little, has better resetting.
(2) there is accurate screen position adjusting mechanism and pull and open screen positioning lock, each mosaic screen flatness adjustment when being convenient to combination installation and maintenance.
(3) the utility model technique is simple, and cost is low, and structural stability is high.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic perspective view of the present utility model
Fig. 2 is screen of the present utility model pull-out schematic diagram
Fig. 3 is screen of the present utility model pull-out upset schematic diagram
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 shows, safeguard large screen display unit box before one, comprise splicing framework box body 1, mechanism's fixed mount 2, roller straight line ejecting mechanism 3, screen turning rotation mechanism 4, synchronizing linkage 5, up and down adjusting mechanism 6, front-and-back adjusting mechanism 7, work locating part 8, pull and open positioning lock 9, the screen frame 10 being stained with compound curtain, catoptron 11.Mechanism's fixed mount 2 have two pieces symmetrical be fixedly mounted on framework box body top and dual-side on, mechanism's fixed mount 2 is provided with turning rolls mounting hole and synchronizing linkage bearing seat fixed orifice, and synchronizing linkage bearing seat 5-1 is fixed by screws on mechanism's fixed mount 2.
Roller straight line ejecting mechanism 3 comprise be provided with V-type groove roller 3-1, turning rolls 3-2, roller shaft 3-3, turning rolls web member 3-4, upper rail 3-5, lower guideway 3-6, guide rail rear end connector 3-7, upper/lower guide web member 3-8, turning rolls 3-2 is fixed on mechanism's fixed mount 2 by screw and obtains on fixed orifice, roller 3-1 is fixed on turning rolls 3-2 through the hole on mechanism's fixed head 2 and turning rolls 3-2 by roller shaft 3-3, every side wheel wheel shelf assembly up and down each two pieces totally two row be arranged in parallel, upper and lower conllinear two turning rolls turning rolls web member 3-4 is fixedly connected with.Upper rail 3-5 and lower guideway 3-6 upper/lower guide web member 3-8 connects into an integrated guide rail, wherein upper rail 3-5 has one end of V-type machined surface upward, lower guideway 3-6 has one end of V-type machined surface down, the upper and lower end face of above-mentioned integrated guide rail is inserted in the roller V groove of two row parallel rolls groups, propelling track is to all through four rolling groove, guide rail rear end connector 3-7 being fixed to integrated guide rail rear end, guide rail rear end connector also has the adjustment upper/lower guide depth of parallelism simultaneously and screen pulls out the spacing effect in rear end, the upper surface of lower guideway 3-6 is provided with gathering sill and pilot hole, work locating part 8 is provided with guidepost and coordinates with the pilot hole on lower guideway 3-6 and gathering sill, the locating part 8 that works during screen release work is placed in spacing rigging position, screen action injury staff and adjacent screen when preventing from safeguarding.Upper rail 3-5 is provided with near front end, casing side to pull and opens positioning lock 9, another part of lock is arranged on mechanism's fixed mount 2, pull under the effect pulled in external force when screen sucker or the pull-out of other devices and open positioning lock 9 and open, guide rail drives screen and other assemblies to release, and when screen back into original state, guide rail pushes back and pulls unlatching positioning lock 9 to lock.The upper rail 3-5 above-mentioned for weight reduction and the material selection aluminium sheet of lower guideway 3-6.
Synchronous fork 5-2 one end of synchronizing linkage 5 is provided with long slot bore, one section is circular hole, the rear end connector 3-7 of one end and roller straight line ejecting mechanism 3 of being provided with long slot bore is connected by screw thread bearing pin 5-3, screw thread bearing pin 5-3 is equipped with bearing, coordinate with the long slot bore of synchronous fork 5-2 outside bearing, synchronous fork establishes round-meshed one end to be fixedly connected with by resilient key with synchronizing shaft 5-4, and synchronizing shaft 5-4 excessively coordinates assembling with both sides synchronizing shaft bearing.
Screen turning rotation mechanism 4 comprises perpendicular connecting plate 4-1, strut web member 4-2, lockover plate 4-3, hydraulic strut 4-4, screen frame link 4-5, bearing pin 4-6.Be fixedly connected with two adjustment hook 6-1 in the middle of perpendicular connecting plate and be provided with long slot bore, upper end is fixedly connected with strut web member 4-2, lower end is fixedly connected with lockover plate 4-3, strut web member 4-2 and screen frame link upper end 4-5 is hinged by bearing pin 4-6, hydraulic strut 4-4 one end connects strut web member 4-2 one end and connects screen frame link 4-5, screen frame link 4-5 bottom is provided with web member, when screen is in non-rollover states and lockover plate 4-3 locked.Another side and the screen frame 10 of screen frame link 4-5 are connected by screw, be provided with immediately below attachment screw before and after screen and adjust screw 7-1, jointly screen front-and-back adjusting mechanism is formed with screen frame link 4-5, screen frame 10, screen frame link 4-5 top is provided with the Stud connection on syndeton and screen frame corner fittings 10-1, stud is provided with fine-tuning nut 10-2 and finely tunes up and down for screen frame.
Upper and lower adjusting mechanism comprises adjustment hook 6-1 and adjustment screw 6-2, on the upper rail 3-5 that the hook 6-1 erected by above-mentioned switching mechanism on connecting plate 4-1 is suspended to above-mentioned rollers straight line ejecting mechanism and lower guideway 3-6, mounting and adjusting screw 6-2 on hook, rotates after adjustment screw adjustment screen arrives suitable position up and down and is linked together by the upper rail 3-5 of perpendicular connecting plate 4-1 and roller ejecting mechanism and lower guideway 3-6 with screw.
The utility model is applicable to the front of broad screen projective system and safeguards concatenation unit casing, and during use, casing is installed on indoor by wall, and box house installs electronic optical machine engine adjustment platform and optical machine engine.
Above-described embodiment is good embodiment of the present utility model, but embodiment of the present utility model is not restricted to the described embodiments, and the content of instructions should not be construed as restriction of the present utility model.
Claims (5)
1. safeguard large screen display unit box before one kind, comprise splicing framework box body, catoptron, be stained with the screen frame of compound curtain, characterized by further comprising mechanism's fixed mount, roller straight line ejecting mechanism, screen turning rotation mechanism, synchronizing linkage, upper and lower adjusting mechanism, front-and-back adjusting mechanism, work locating part, pull unlatching positioning lock, mechanism's fixed mount is fixedly connected with body side, roller straight line ejecting mechanism and synchronizing linkage are fixedly connected with mechanism fixed mount, roller straight line ejecting mechanism rear end is connected front end and is connected with screen turning rotation mechanism side with synchronizing linkage, screen turning rotation mechanism opposite side connects screen frame,
Described roller straight line ejecting mechanism comprises: the roller being provided with V-type groove, turning rolls, roller shaft, turning rolls web member, upper rail, lower guideway, guide rail rear end connector, upper/lower guide web member, roller coordinates with bearing and roller shaft and is fixedly attached to turning rolls, the turning rolls that roller is housed up and down each two be parallelly fixedly attached on mechanism's fixture, turning rolls web member connects two turning rollss of upper and lower conllinear, upper/lower guide is connected in aggregates by guide rail rear end connector with guide-rail coupling member, the upper surface of upper rail and the lower surface of lower guideway coordinate with upper bottom roller V face and form linear moving mechanism,
Described screen turning rotation mechanism comprises perpendicular connecting plate, strut web member, lockover plate, hydraulic strut, screen frame link, described perpendicular connecting plate upper end connects strut web member, lower end connects tumble lock locking member, centre is provided with the long slot bore and hook that are connected with guide rail, long slot bore is threaded with guide rail, hook is provided with adjustment screw and guide rail up and down and jointly forms upper and lower adjusting mechanism, described strut one end connects strut web member, one end connects screen frame link, strut web member is connected by articulated elements with screen frame link, described screen frame link is threaded with screen frame, and adjustment screw before and after being provided with in the below of attachment screw, jointly front-and-back adjusting mechanism is formed with screen frame,
Described mechanism fixed mount, roller straight line ejecting mechanism, screen turning rotation mechanism, synchronizing linkage, up and down adjusting mechanism, front-and-back adjusting mechanism, release locating part, guide rail pull and open each two symmetrical both sides being arranged on framework box body of cover of positioning lock.
2. safeguard large screen display unit box before according to claim 1, it is characterized in that described release locating part is arranged on upper rail by guidepost.
3. safeguard large screen display unit box before according to claim 2, it is characterized in that described synchronizing linkage and junction, roller straight line ejecting mechanism rear end are provided with long slot bore, in long slot bore, bearing is installed.
4. safeguard large screen display unit box before according to claim 3, it is characterized in that also being provided with upper and lower fine-tuning nut between the upper end of the screen frame link in described switching mechanism and screen frame.
5. safeguard large screen display unit box before according to claim 3, it is characterized in that the material of described upper/lower guide is aluminium sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520837649.9U CN205069019U (en) | 2015-10-27 | 2015-10-27 | Front maintenance large screen display element box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520837649.9U CN205069019U (en) | 2015-10-27 | 2015-10-27 | Front maintenance large screen display element box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205069019U true CN205069019U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520837649.9U Active CN205069019U (en) | 2015-10-27 | 2015-10-27 | Front maintenance large screen display element box |
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|---|---|
| CN (1) | CN205069019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310574A (en) * | 2019-06-28 | 2019-10-08 | 苏州精濑光电有限公司 | A kind of turnover mechanism |
-
2015
- 2015-10-27 CN CN201520837649.9U patent/CN205069019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310574A (en) * | 2019-06-28 | 2019-10-08 | 苏州精濑光电有限公司 | A kind of turnover mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20160810 Address after: 250101, building 8, great science and Technology Industrial Park, No. 2600, show Road, Ji'nan hi tech Development Zone, Shandong, China Patentee after: Shandong grand Walter Mdt InfoTech Ltd Address before: 250061 C410, 17703 square ten, road, Shandong, Ji'nan Patentee before: Shandong Shanda Huate Technology Co., Ltd. |