CN102230564A - Novel electric expansion bracket for display screen - Google Patents
Novel electric expansion bracket for display screen Download PDFInfo
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- CN102230564A CN102230564A CN2011100713698A CN201110071369A CN102230564A CN 102230564 A CN102230564 A CN 102230564A CN 2011100713698 A CN2011100713698 A CN 2011100713698A CN 201110071369 A CN201110071369 A CN 201110071369A CN 102230564 A CN102230564 A CN 102230564A
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- fixed frame
- electric expansion
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Abstract
The invention relates to a novel electric expansion bracket for a display screen, which is installed on the back face of the display screen and comprises a fixed frame fixed on the wall, an expansion frame fixed on the back face of the display screen, crossing bar groups, an upper connecting bar, a lower connecting bar, a composite spring air pressure bar and a traction mechanism, wherein the crossing bar groups comprising internal and external crossing bars are movably connected on the left sides and the right sides of the fixed frame and the expansion frame; one end of the composite spring air pressure bar is fixed in the middle part of the lower end of the fixed frame, and the other end of the composite spring air pressure bar is fixedly connected to the middle part of the upper connecting bar; the upper ends of corresponding internal and external crossing bars of the left side and the right side of the crossing bar groups are connected through the upper connecting bar, and the lower ends of the corresponding internal and external crossing bars are connected through the lower connecting bar; and a traction belt of the traction mechanism is fixedly connected at the upper end on the back face of the expansion frame. The electric expansion bracket is convenient to repair the display screen, can provide stable automatic pop-out potential energy for a moving architecture, has smaller horizontal push force fluctuation range, and can reduce the specification requirement of the tension of the traction mechanism by adopting stable push force, thus the cost is reduced.
Description
Technical field
The present invention relates to novel display screen electric expansion frame, particularly relate to a kind of display screen electric expansion frame of novelty rational in infrastructure.
Background technique
Electric expansion of the present invention mechanism is a kind of extending means of Horizontal displacement, must load when finishing stretching operation reaches the screen weights of 50Kg.And want the strict operation attitude that keeps active part, the drift during operation must not surpass 0.5mm, so just can be applied to the splicing large-size screen monitors of a plurality of monomer display screens, satisfies the requirement of splicing slit 1.0mm.
But present motor machine field is just supported the weight of display screen and the fissile design consideration of level run, general all can selecting for use can be born the crossbar group that load can realize level run again, the motorized motions part generally all can be selected the motorized motions form of two-way push rod class for use, and is feasible fully under the unconfined situation of spatial condition.
The present invention requires to finish suitable stretching operation in as far as possible little thickness and altitude range, and general electric pushrod will reach this requirement and can face and meet push rod length and the framework thickness requirement grave fault that stroke requires.Even oblique push-and-pull can only reduce thickness in right amount, but can cause the horizontal pull wretched insufficiency because of the direction of pull problem when shrinking, the upper end can not effectively stable closing up behind the display screen carry, problems such as dislocation before and after when leaving unsettled gap and causing the splicing of a plurality of display screens, inclination, be difficult to form a good plane, the requirement of large-screen splicing plane can't be satisfied, particularly display screen generation grazing even stuck can be caused during stretching operation.
The present invention adopts scientific and reasonable machine construction principle, utilize the combination thrust performance of air pressure compression and length of spring compressed, best thrust point, the mode of electric belt type horizontal single-headed power traction, utilize the crossbar travelling mechanism equally, played the stretching operation purpose that automatic ejection and power shrink.Utilize the thrust variation and the angle of gas spring bar to be changed to the vertical support power that crossbar group travelling mechanism provides appropriate and stable horizontal thrust, changes significantly simultaneously, closing on the terminal point scope and fully can part under the contraction state and offset the weight of display screen fully of shrinking, greatly improve the long-time bearing state of travelling mechanism.And appropriate and stable horizontal thrust is to the pulling force requirement reduction significantly of electric belt type haulage gear, own spatial character in conjunction with the belt rolling mechanism makes the build of electric belt type haulage gear be able to microminiaturization, for advantage has been created in the thickness compression of whole framework.Next pulling force that is the level that is slightly larger than ejects power just can fully guarantee and keep the horizontal pull after the contraction, guarantees that travelling mechanism shrinks the back and eliminates the gap, the maintenance flatness of the response.
The giant-screen that present a plurality of monomer display screen is spliced all adopts fixedly suspension bracket to carry out body of wall and mounts, owing to have only the splicing slit of 1.0mm, must from bottom to top mount in order during installation, and must from top to bottom carry out in order when disassembling, lift difficulty when simultaneously the display screen mounting and dismounting are also caused in the slit of 1.0mm, there are certain device risk and personnel risk, the installation of the giving display screen particularly maintenance of display screen brings greatly difficulty and trouble, and such problem of equipment waits less than solution preferably always.
That electric expansion supporting frame of the present invention has is simple in structure, the Der Grundsatz der Maschinen applied science rationally, advantageous characteristic that the cost cost is lower, can satisfy the installation requirement and the maintenance requirement of splicing large-size screen monitors fully, display screen safe and reliable stretching operation in the 1.0mm slit particularly, use under the social demand of sharply rising at current video media, the upgrading that comprises original large-size screen monitors, this electric expansion supporting frame has greatly market potential and economic benefit.Provide a safe and reliable operating environment for the maintainer is installed simultaneously, avoid the generation of accident, improve labourer's happy index, have bigger social benefit.
Summary of the invention
The display screen electric expansion frame that the purpose of this invention is to provide a kind of novelty, this supporting frame is reasonable in design, the body of wall that is used for display screen multiple-unit narrow slit splicing large-size screen monitors mounts, and is that the installation and the maintenance of display screen provided convenience in the mode of electric expansion, avoids dismantling one by one maintenance.
Technological scheme of the present invention: a kind of display screen electric expansion frame of novelty, be installed on the display screen back side, comprise the fixed frame, the flexible framework that is fixed in the display screen back side that are fixed in wall, be movably connected on this fixed frame and crossbar group, last connecting rod, lower link, the complex spring atmospheric pressure pole should flexible framework each side formed and be fixed in haulage gear on this fixed frame by interior overside crossbar; One end of complex spring atmospheric pressure pole is fixed in middle part, fixed frame lower end, and the other end is fixedly connected on the middle part of connecting rod; In the crossbar group of the left and right sides corresponding the upper end of overside crossbar by last connecting rod connects, its lower end connects by lower link, the traction belt of haulage gear is fixedly connected on the upper end at the framework back side of stretching.
Among the present invention, the home record crossbar of described crossbar group, the upper end of overside crossbar are fixed in the upper end of fixed frame and flexible framework respectively by rotating shaft, the home record crossbar of described crossbar group, the lower end of overside crossbar are movably connected on the lower end of fixed frame and flexible framework respectively by roller.
Among the present invention, the dislocation when shrinking of the home record crossbar of described crossbar group, overside crossbar connects, the upper end that is the home record crossbar is fixedly connected on the fixed frame outside, its lower end is movably connected on flexible framework inboard, the upper end of overside crossbar is fixedly connected on flexible framework inboard, and its lower end is movably connected on the fixed frame outside.
Among the present invention, the aluminium alloy extrusions that described fixed frame and described flexible framework are special shape is spliced by link, promptly the aluminium alloy extrusions of this special shape not only possessed fixing built-in nut groove the splicing mounting structure, but also possess the track structure of built-in roller operation and slide block operation.
Among the present invention, described fixed frame is that the aluminium alloy extrusions by four special shapes is spliced by link.
Among the present invention, described flexible framework is that the aluminium alloy extrusions direct splicing by four special shapes forms.
Among the present invention, the width of described flexible framework is greater than the width of fixed frame.
Among the present invention, described complex spring atmospheric pressure pole is made up of the built-in pressure spring of standard atmosphere pressure bar, and this complex spring atmospheric pressure pole provides the vertical support power that can offset screen weights to the crossbar group when shrinking.
The beneficial effect that the present invention has: the display screen electric expansion frame that adopts novelty of the present invention, make things convenient for the maintenance of display screen, owing to adopted the complex spring atmospheric pressure pole, can provide scientific and reasonable thrust to framework, the potential energy of stable automatic ejection can be provided to the operation framework, the horizontal thrust wave range is less, significantly reduces the cost of haulage gear; And adopted special aluminium alloy extrusions splicing framework, make that the parts manufacturing of whole framework and complete machine assembling are simpler.
Description of drawings
Fig. 1 is the construction profile of display screen electric expansion frame of the present invention;
Fig. 2 is the three-dimensional structure diagram of electric expansion frame of the present invention;
Fig. 3 is the contraction state figure of display screen electric expansion frame of the present invention;
Fig. 4 is the contraction state figure of electric expansion frame of the present invention.
[figure number is to as directed]
1 display screen, 2 fixed frames
3 flexible framework 4 home record crossbars
5 overside crossbars, 6 complex spring atmospheric pressure poles
7 haulage gears, 8 traction belts
Connecting rod 10 lower links on 9
11 links
Embodiment
Further understand and understanding for making structure characteristic of the present invention and the effect reached had, cooperate detailed explanation, be described as follows in order to preferred embodiment and accompanying drawing:
As Fig. 1-shown in Figure 4.The display screen electric expansion frame of novelty of the present invention, it is installed on the display screen 1, comprise the fixed frame 2, the flexible framework 3 that is fixed in display screen 1 back side that are fixed in wall, be movably connected on this fixed frame 2 and the cross pipe group of should flexible framework 3 each side forming, go up connecting rod 9, lower link 10, complex spring atmospheric pressure pole 6 and be fixed in haulage gear 7 on this fixed frame 2 by interior overside crossbar (4,5).
One end of complex spring atmospheric pressure pole 6 is fixed in middle part, fixed frame 2 lower ends, the other end is fixedly connected on the middle part of connecting rod 9, the corresponding interior overside crossbar (4 of the crossbar group of the left and right sides, 5) upper end connects by lower link 10 by last connecting rod connection 9, its lower end, and the traction belt 8 of haulage gear 7 is fixedly connected on the upper end at flexible framework 3 back sides.
Haulage gear 7 by traction belt 8 control crossbar groups opening angle and the thrust that overcomes complex spring atmospheric pressure pole 6 to realize display screen 1 ejection and withdrawal in the horizontal direction.Therefore, haulage gear 7 provides an effective velocity of displacement restriction at flexible framework 3 automatic At time of ejects, and only provides traction power when flexible framework 3 shrinks, to be different from the two-way power traction of haulage gear 7.
Every cover cross pipe group is by interior overside crossbar (4,5) interconnection forms, its crosspoint connects by pivot pin, the upper end of home record crossbar 4 is fixedly connected on fixed frame 2 outsides, its lower end is movably connected on flexible framework 3 inboards, the upper end of overside crossbar 5 is fixedly connected on flexible framework 3 inboards, and its lower end is movably connected on fixed frame 2 outsides.
The upper end of the corresponding interior overside crossbar of the crossbar group of the left and right sides connects by lower link 10 by last connecting rod 9 connections, lower end, promptly the upper end of the home record crossbar that left side home record crossbar 4 is corresponding with the right side (identifying temporarily among the figure) connects by last connecting rod 9, and the lower end of the overside crossbar that left side overside crossbar 5 is corresponding with the right side (identifying temporarily among the figure) is by lower link 10 connections.The other end of complex spring atmospheric pressure pole 6 is fixedly connected on the middle part of connecting rod 9, along with the variation of the start point of crossbar group, and the vertical support power that stable horizontal thrust is provided and changes significantly to the crossbar group.
Wherein, complex spring atmospheric pressure pole 6 is made up of the built-in pressure spring of standard atmosphere pressure bar, and complex spring atmospheric pressure pole 6 possesses the thrust performance of atmospheric pressure pole, and part possesses the compression thrust performance of spring again.Complex spring atmospheric pressure pole 6 provides suitable support force to display screen 1 by the turning point of crossbar group under contraction state.When complex spring atmospheric pressure pole 6 provides suitable stable horizontal thrust to the crossbar group, in order to the automatic ejection of flexible framework 3.
About the crossbar group structure of two cover crossbar groups by last connecting rod 9, lower link 10 formation rigidity, and last connecting rod 9 is the flexible connection point with the crosspoint of composite air pressure spring rod 6, composite air pressure spring rod 6 possesses suitable and stable thrust can promote the displacement of stretching out that the crossbar group realizes substantially horizontal, and provides bigger vertical support power to the crossbar group when flexible framework 3 shrinks.
The home record crossbar of crossbar group, overside crossbar (4,5) upper end is fixed in the upper end of fixed frame 2 and flexible framework 3 respectively by rotating shaft, the lower end of the home record crossbar of crossbar group, overside crossbar (4,5) is movably connected on the lower end of fixed frame 2 and flexible framework 3 respectively by roller.Roller is installed in the interior groove track of the side of fixed frame 2 and flexible framework 3.Like this, when complex spring atmospheric pressure pole 6 was elastic, the lower end of interior overside crossbar (4,5) just can slide up and down by the interior groove track of roller along fixed frame 2 and flexible framework 3.
The home record crossbar of crossbar group, overside crossbar (4,5) connection that when shrinking, can misplace, just the upper end of home record crossbar 4 is fixedly connected on fixed frame 2 outsides, its lower end is movably connected on flexible framework 3 inboards, the upper end of overside crossbar 5 is fixedly connected on flexible framework 3 inboards, and its lower end is movably connected on fixed frame 2 outsides.
Fixed frame 2 adopts different width with flexible framework 3, the width of flexible framework 3 is greater than the width of fixed frame 2, make the flexible framework 3 of the thickness that can reach less when shrinking to be inserted in fixed frame 2, and can hold the running space of crossbar group, and can hold the running space of crossbar group.
Fixed frame 2 and flexible framework 3 be for the aluminium alloy extrusions of special shape is spliced by link, promptly the aluminium alloy extrusions of this special shape not only possessed fixing built-in nut groove the splicing mounting structure, but also possess the track structure of built-in roller operation and slide block operation.And fixed frame 2 and flexible framework 3 form by the aluminium alloy extrusions direct splicing of four special shapes, and fix by link 11 (right angle type link as shown in Figure 2).
Hence one can see that, adopt the display screen electric expansion frame of novelty of the present invention, make things convenient for the maintenance of display screen, owing to adopted the complex spring atmospheric pressure pole, can provide scientific and reasonable thrust to framework, the potential energy of stable automatic ejection can be provided to the operation framework, and the horizontal thrust wave range is less, reduces cost; And adopted special aluminium alloy extrusions splicing framework, make that the parts manufacturing of whole framework and complete machine assembling are simpler.
In sum, it only is preferred embodiment of the present invention, be not to be used for limiting scope of the invention process, all equalizations of doing according to the described shape of claim scope of the present invention, structure, feature and spirit change and modify, and all should be included in the claim scope of the present invention.
Claims (8)
1. the display screen electric expansion frame of a novelty, be installed on the display screen back side, it is characterized in that, comprise the fixed frame, the flexible framework that is fixed in the display screen back side that are fixed in wall, be movably connected on this fixed frame and crossbar group, last connecting rod, lower link, the complex spring atmospheric pressure pole should flexible framework each side formed and be fixed in haulage gear on this fixed frame by interior overside crossbar; One end of complex spring atmospheric pressure pole is fixed in middle part, fixed frame lower end, and the other end is fixedly connected on the middle part of connecting rod; In the crossbar group of the left and right sides corresponding the upper end of overside crossbar by last connecting rod connects, its lower end connects by lower link, the traction belt of haulage gear is fixedly connected on the upper end at the framework back side of stretching.
2. the display screen electric expansion frame of novelty according to claim 1, it is characterized in that, the home record crossbar of described crossbar group, the upper end of overside crossbar are fixed in the upper end of fixed frame and flexible framework respectively by rotating shaft, the home record crossbar of described crossbar group, the lower end of overside crossbar are movably connected on the lower end of fixed frame and flexible framework respectively by roller.
3. the display screen electric expansion frame of novelty according to claim 2, it is characterized in that, the dislocation when shrinking of the home record crossbar of described crossbar group, overside crossbar connects, the upper end that is the home record crossbar is fixedly connected on the fixed frame outside, its lower end is movably connected on flexible framework inboard, the upper end of overside crossbar is fixedly connected on flexible framework inboard, and its lower end is movably connected on the fixed frame outside.
4. the display screen electric expansion frame of novelty according to claim 3, it is characterized in that, the aluminium alloy extrusions that described fixed frame and described flexible framework are special shape is spliced by link, promptly the aluminium alloy extrusions of this special shape not only possessed fixing built-in nut groove the splicing mounting structure, but also possess the track structure of built-in roller operation and slide block operation.
5. the display screen electric expansion frame of novelty according to claim 4 is characterized in that, described fixed frame is that the aluminium alloy extrusions by four special shapes is spliced by link.
6. the display screen electric expansion frame of novelty according to claim 4 is characterized in that, described flexible framework is that the aluminium alloy extrusions direct splicing by four special shapes forms.
7. the display screen electric expansion frame of novelty according to claim 1 is characterized in that the width of described flexible framework is greater than the width of fixed frame.
8. the display screen electric expansion frame of novelty according to claim 1, it is characterized in that, described complex spring atmospheric pressure pole is made up of the built-in pressure spring of standard atmosphere pressure bar, and this complex spring atmospheric pressure pole provides the vertical support power that can offset screen weights to the crossbar group when shrinking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100713698A CN102230564A (en) | 2011-03-23 | 2011-03-23 | Novel electric expansion bracket for display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100713698A CN102230564A (en) | 2011-03-23 | 2011-03-23 | Novel electric expansion bracket for display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102230564A true CN102230564A (en) | 2011-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100713698A Pending CN102230564A (en) | 2011-03-23 | 2011-03-23 | Novel electric expansion bracket for display screen |
Country Status (1)
| Country | Link |
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| CN (1) | CN102230564A (en) |
Cited By (10)
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| CN104919241A (en) * | 2012-11-16 | 2015-09-16 | 爱格升公司 | Wall mounting system and method |
| CN105805503A (en) * | 2016-05-20 | 2016-07-27 | 广州钜盛金属制品有限公司 | Electric control front maintenance splicing frame |
| CN106151831A (en) * | 2016-08-24 | 2016-11-23 | 无锡恒腾精密机械有限公司 | A kind of wall-mounted TV mounting hung rack |
| CN108006790A (en) * | 2017-11-15 | 2018-05-08 | 宁波德萨电器制造有限公司 | A kind of multi-functional electric fireplace |
| CN110121686A (en) * | 2017-12-06 | 2019-08-13 | 朱卫 | A kind of transmission device for expanded scope |
| CN110738879A (en) * | 2019-10-30 | 2020-01-31 | 吉林师范大学 | Combined multimedia speech teaching board for foreign Chinese |
| CN111853498A (en) * | 2020-07-06 | 2020-10-30 | 潍坊工程职业学院 | Computer display screen linkage |
| CN112728307A (en) * | 2020-12-18 | 2021-04-30 | Tcl王牌电器(惠州)有限公司 | Display device |
| CN113137874A (en) * | 2021-04-26 | 2021-07-20 | 江苏鼎翔节能科技有限公司 | High-temperature heat dissipation finned tube with anti-scald structure |
| CN113339651A (en) * | 2021-06-21 | 2021-09-03 | 唐山师范学院 | Digital media display projection device convenient for adjusting inclination angle |
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| CN108006790B (en) * | 2017-11-15 | 2019-11-29 | 宁波德萨电器制造有限公司 | A kind of multi-functional electric fireplace |
| CN108006790A (en) * | 2017-11-15 | 2018-05-08 | 宁波德萨电器制造有限公司 | A kind of multi-functional electric fireplace |
| CN110121686A (en) * | 2017-12-06 | 2019-08-13 | 朱卫 | A kind of transmission device for expanded scope |
| CN110738879A (en) * | 2019-10-30 | 2020-01-31 | 吉林师范大学 | Combined multimedia speech teaching board for foreign Chinese |
| CN111853498A (en) * | 2020-07-06 | 2020-10-30 | 潍坊工程职业学院 | Computer display screen linkage |
| CN112728307A (en) * | 2020-12-18 | 2021-04-30 | Tcl王牌电器(惠州)有限公司 | Display device |
| CN113137874A (en) * | 2021-04-26 | 2021-07-20 | 江苏鼎翔节能科技有限公司 | High-temperature heat dissipation finned tube with anti-scald structure |
| CN113137874B (en) * | 2021-04-26 | 2023-01-13 | 江苏鼎翔节能科技有限公司 | High-temperature heat dissipation finned tube with anti-scald structure |
| CN113339651A (en) * | 2021-06-21 | 2021-09-03 | 唐山师范学院 | Digital media display projection device convenient for adjusting inclination angle |
| CN113339651B (en) * | 2021-06-21 | 2022-05-03 | 唐山师范学院 | Digital media display projection device convenient for adjusting inclination angle |
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Application publication date: 20111102 |