CN209333217U - New type auto closing device for performing art stage combination tv screen - Google Patents
New type auto closing device for performing art stage combination tv screen Download PDFInfo
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- CN209333217U CN209333217U CN201821769538.9U CN201821769538U CN209333217U CN 209333217 U CN209333217 U CN 209333217U CN 201821769538 U CN201821769538 U CN 201821769538U CN 209333217 U CN209333217 U CN 209333217U
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000004804 winding Methods 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Abstract
The utility model provides a kind of new type auto closing device for performing art stage combination tv screen, including bracket, at least two guide rails that parallel interval is arranged on the bracket, for splicing and combining at least three TV screens for constituting video screen, for driving the driving motor of each TV screen opening and closing movement, the winding traction mechanism equidistantly opened and closed for realizing each two neighboring TV screen, rotary shaft for coaxially being coupled winding traction mechanism with the rotation torque output shaft of driving motor, and the more rope parts for respectively connecting each TV screen with winding traction mechanism, the length direction of each guide rail and the axial direction of rotary shaft are vertical, length direction successively equidistant parallel interval arrangement of each TV screen along the guide rail.The utility model aims to solve the problem that the TV screen folding of combination tv screen can not achieve mechanical automation, it is difficult to which the needs for meeting performing art stage performance scene frequent changes constrain the defect of combination tv screen stage application scenarios.
Description
Technical field
The utility model belongs to stage equipment technical field, is to be related to one kind to combine for performing art stage more specifically
The new type auto closing device of video screen.
Background technique
With the development of science and technology and performing career, performing art stage is widely used in Public Culture public place of entertainment, bar, song
The places such as dance hall, performing art theater.In the performing art stage use process in above-mentioned place, it usually needs a large-scale tv screen carries out
Large-size images or a wide range of area of space are shown, show that screen progress image is clear to meet viewer in larger size
It lookes at and needs that broadcasting pictures are shown in a wide range of area of space.However, due to a variety of limitations of display screen technology, it is existing
It needs to carry out multiple small electrical screens in the way of array physics in technology to splice and combine to constitute large-scale combination tv
Screen.The combination tv screen of this large size includes by multiple TV screens mutually spliced and combined according to two-dimensional array mode.It is existing
Performing art stage the light road for enhancing stage-lighting effect is usually installed in combination tv screen close to the side at the back side
Tool 100, when needing to show larger broadcasting pictures or image using video screen, it is necessary to which each splice and combine is formed electricity
Multiple TV screens 3 of screen curtain are combined into an entirety, and each TV screen 3 is controlled to show entire broadcasting pictures or figure
A part of picture, and different television sets shows the different piece of whole broadcasting pictures or image;As shown in figure 5, ought not
When needing to show larger broadcasting pictures or image using combination tv screen, need each splice and combine forming video screen
Multiple TV screens 3 pull open, make to be hidden in the subsequent lighting and stage property 100 of combination tv screen and reveal, pass through lighting and stage property
100 light for going out riot of color that launch angle changes when combination tv screen pulls open enhance stage-lighting effect.But mesh
It moves ahead and spreads its tail movement or the conjunction screen that splices and combines is acted to splicing and combining the multiple TV screens 3 to form video screen and pull open in the industry
It can not achieve mechanical automation, it is difficult to the needs for meeting performing art stage floor show scene frequent changes, to constrain combination
Application scenarios of the video screen in performing art stage.
Utility model content
The purpose of this utility model is to provide a kind of novel automatic cuttings for performing art stage combination tv screen to attach together
It sets, it is intended to solve to pull open spread its tail movement or splicing group to splicing and combining the multiple TV screens to form video screen in current industry
The conjunction screen movement of conjunction can not achieve mechanical automation, it is difficult to the needs for meeting performing art stage floor show scene frequent changes, from
And combination tv screen is constrained in the technological deficiency of the application scenarios of performing art stage.
To achieve the above object, the technical solution adopted in the utility model is to provide a kind of for performing art stage combination tv
The new type auto closing device of screen, at least two guide rails being arranged on the bracket including bracket, parallel interval, for spelling
Combination is connect to constitute at least three TV screens of video screen, the driving motor for driving each TV screen opening and closing movement, use
In realize winding traction mechanism that each two neighboring TV screen equidistantly opens and closes, for by the winding traction mechanism and institute
State rotary shaft that the rotation torque output shaft of driving motor is coaxially coupled and for respectively by each TV screen and institute
More rope parts of winding traction mechanism connection are stated, the length direction of each guide rail and the axial direction of the rotary shaft hang down
Directly, along the length direction of the guide rail, successively equidistant parallel interval arrangement, each TV screen are provided with each TV screen
The sliding slot of cooperation is slid to each corresponding guide rail, is respectively arranged with fixed pulley on each TV screen;The winding dragger
Structure includes the multiple reels being consistent with the TV screen quantity, and the diameter of each reel is different to form one coaxially
One end of the variable diameters drum mechanism built of rotation, each rope part is connected on the bracket, the other end of each rope part
The fixed pulley on the corresponding TV screen is bypassed respectively and is connect with the reel of respective diameters size.
To achieve the above object, the technical solution adopted in the utility model is to provide another for performing art stage combination electricity
The new type auto closing device of screen curtain, at least two guide rails being arranged on the bracket including bracket, parallel interval are used for
Splice and combine constitute at least three TV screens of video screen, the driving motor for driving each TV screen opening and closing movement,
The winding traction mechanism that is equidistantly opened and closed for realizing each two neighboring TV screen, for by the winding traction mechanism and
Rotary shaft that the rotation torque output shaft of the driving motor is coaxially coupled and for respectively will each TV screen and
More rope parts of the winding traction mechanism connection, the length direction of each guide rail and the axial direction of the rotary shaft hang down
Directly, along the length direction of the guide rail, successively equidistant parallel interval arrangement, each TV screen are provided with each TV screen
To the sliding slot of each corresponding guide rail sliding cooperation;The winding traction mechanism includes being consistent with the TV screen quantity
Multiple reels, the different variable diameters drum mechanism built for forming a coaxial rotating of the diameter of each reel, each rope
One end of part, which respectively corresponds, to be fixedly connected on each TV screen, the other end of each rope part be respectively fixedly connected in
On the reel of the corresponding each different-diameter size of each TV screen stroke variable.
Further, the rope part uses wirerope.
Further, row's rope groove of winding cords part is separately provided on each reel.
Further, the support base for being used to support the rotary shaft, the both ends of the rotary shaft are provided on the bracket
It is rotatablely installed respectively on the support base.
Further, setting is separately installed with bearing on each bearing block, institute there are two bearing block on the support base
The both ends for stating rotary shaft pass through the bearing rotational installation on the corresponding support base respectively.
Further, at least two fixed pulleys are respectively arranged on each TV screen.
The beneficial effect of new type auto closing device provided by the utility model for performing art stage combination tv screen
Be: the new type auto closing device provided by the utility model for performing art stage combination tv screen is driven by one
It the reel for the different-diameter size that motor driven is mounted in same rotary shaft while rotating, to utilize different-diameter size
Reel is drawn simultaneously, and there is the TV screen of corresponding stroke variable to realize each rope since the diameter of each reel is all different
The distance that part draws corresponding TV screen folding walking is also different, this regular variable is achieved that each two neighboring electricity
It keeps equidistantly spreading its tail movement or keeping equidistant between screen closing screen movement, reaches the reel of each diameter variation while leading
Draw the equidistant automatic open-close movement of each corresponding TV screen, cooperates the needs of performing art stage floor show scene frequent changes and efficiently oneself
It controls dynamicly, solves to pull open spread its tail movement or splicing to splicing and combining the multiple TV screens to form video screen in current industry
Combined conjunction screen movement can not achieve mechanical automation, it is difficult to meet the needs of performing art stage floor show scene frequent changes,
To constrain combination tv screen in the technological deficiency of the application scenarios of performing art stage.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is that the novel automatic cutting for performing art stage combination tv screen that the utility model embodiment one provides attaches together
The structural schematic diagram set;
Fig. 2 is the partial enlargement structural representation in Fig. 1;
Fig. 3 is that the novel automatic cutting for performing art stage combination tv screen that the utility model embodiment two provides attaches together
The structural schematic diagram set;
Fig. 4 is the partial enlargement structural representation in Fig. 3;
Fig. 5 is that the structural schematic diagram for being equipped with lighting and stage property is hidden behind combination tv screen.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined." several " are meant that one or more, unless otherwise clearly specific limit
It is fixed.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ",
The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Also referring to Fig. 1 and Fig. 2, performing art stage combination tv screen now is used for what the utility model embodiment one provided
The new type auto closing device of curtain is illustrated.It is provided by the utility model for performing art stage combination tv screen it is novel from
Dynamic closing device, at least two guide rails 2 being set on bracket 1 including bracket 1, parallel interval constitute electricity for splicing and combining
3 acts of screen of at least three TV screens 3, the driving motor 4 for driving each 3 opening and closing movement of TV screen, for realizing each
The winding traction mechanism 5 that two neighboring TV screen 3 equidistantly opens and closes, the rotation for that will wind traction mechanism 5 and driving motor 4 are turned round
Rotary shaft 6 that square output shaft is coaxially coupled and each TV screen 3 is connect with winding traction mechanism 5 for respectively more
The length direction of root rope part 7, each guide rail 2 is vertical with the axial direction of rotary shaft 6, length direction of each TV screen 3 along guide rail 2
Successively equidistant parallel interval arrangement, each TV screen 3 are provided with the sliding slot with the sliding cooperation of each respective track 2, on each TV screen 3
It is respectively arranged with fixed pulley 8;Winding traction mechanism 5 includes the multiple reels 51 being consistent with 3 quantity of TV screen, each reel 51
The different variable diameters drum mechanism built for forming a coaxial rotating of diameter, one end of each rope part 7 is connected on bracket 1,
The other end of each rope part 7 bypasses the pulley groove of the fixed pulley 8 on corresponding TV screen 3 and the reel with respective diameters size respectively
51 are fixedly connected.
Also referring to Fig. 3 and Fig. 4, performing art stage combination tv screen now is used for what the utility model embodiment two provided
The new type auto closing device of curtain is illustrated.What the utility model embodiment two provided is used for performing art stage combination tv screen
New type auto closing device, at least two guide rails 2 on bracket 1 are set to including bracket 1, parallel interval, for splicing group
It closes and constitutes 3 acts of TV screen of at least three TV screens 3, the driving motor 4 for driving each 3 opening and closing movement of TV screen, is used for
Realize winding traction mechanism 5 that each two neighboring TV screen 3 equidistantly opens and closes, for traction mechanism 5 and driving motor 4 will to be wound
The rotary shaft 6 that is coaxially coupled of rotation torque output shaft and for respectively by each TV screen 3 and winding traction mechanism 5
More rope parts 7 of connection, the length direction of each guide rail 2 is vertical with the axial direction of rotary shaft 6, and each TV screen 3 is along guide rail 2
Length direction successively equidistant parallel interval arrangement, each TV screen 3 are provided with the sliding slot with the sliding cooperation of each respective track 2;Volume
It include the multiple reels 51 being consistent with 3 quantity of TV screen around traction mechanism 5, the diameter of each reel 51 is different to form one
51 mechanism of variable diameters reel of a coaxial rotating, one end of each rope part 7, which respectively corresponds, to be fixedly connected on each TV screen 3, respectively
The other end of rope part 7 is respectively fixedly connected in the difference of 51 mechanism of variable diameters reel corresponding with each 3 stroke variable of TV screen
On the reel 51 of diameter.
The groundwork of new type auto closing device provided by the utility model for performing art stage combination tv screen
Principle: driving motor 4, which is powered, will pass to rotation torque by rotation torque output shaft the rotary shaft 6 of coaxial rotating rotation,
Rotary shaft 6 drives winding 5 drag rope part 7 of traction mechanism to realize each 3 opening and closing movement of TV screen.Specifically, due to each TV
Length direction successively equidistant parallel interval arrangement of the screen 3 along guide rail 2, closer TV screen 3 its row of distance winding traction mechanism 5
Cheng Yue little, farthest its stroke maximum of TV screen 3 of distance winding traction mechanism 5, i.e., required movement when each TV screen 3 opens and closes
Stroke increases with the increase of the distance of distance winding traction mechanism 5;And each TV screen 3 opens and closes the stroke in moving process and becomes
Amount is that have certain regularity, therefore open and close stroke variable in moving process by the way that each TV screen 3 is calculated, then root
The corresponding hitch wheel 51 of each TV screen 3 is designed to different-diameter according to the stroke variable in each TV screen 3 folding moving process
Size, so that the reel 51 using different-diameter size draws the TV screen 3 with corresponding stroke variable simultaneously, due to each reel
51 diameter is all different, realize each rope part 7 draw the folding walking of corresponding TV screen 3 distance it is also different, this
A regularity variable is achieved that the conjunction for acting or splicing and combining of spreading its tail that equidistantly traction is opened between every two TV screen 3
Screen movement.The utility model can also by control 4 friction speed positive and negative rotation of servo drive motor, can be realized each TV screen 3 with
Friction speed folding, achievees the effect that performing art stage floor show scene needs.
New type auto closing device provided by the utility model for performing art stage combination tv screen is driven by one
Dynamic motor 4 drives the reel 51 for the different-diameter size being mounted in same rotary shaft 6 while rotating, to utilize different-diameter
The reel 51 of size draws the TV screen 3 with corresponding stroke variable simultaneously, since the diameter of each reel 51 is all different,
Realize each rope part 7 draw the folding walking of corresponding TV screen 3 distance it is also different, this regular variable is achieved that often
It keeps equidistantly spreading its tail movement or keeping equidistant between one two neighboring TV screen 3 closing screen movement, reaches each diameter and become
The reel 51 of change draws the movement of each corresponding TV screen 3 equidistant automatic open-close simultaneously, and cooperation performing art stage floor show scene is frequent
The needs of transformation and efficiently automatically control, solve in current industry to splicing and combining the multiple TV screens 3 to form 3 acts of TV screen
Pulling open the conjunction screen movement for spreading its tail and acting or splicing and combining can not achieve mechanical automation, it is difficult to meet performing art stage floor show
The needs of scene frequent changes, to constrain the technological deficiency of 3 acts of the combination tv screen application scenarios in performing art stage.
Further, it is attached together as the novel automatic cutting provided by the utility model for performing art stage combination tv screen
The specific embodiment set, rope part 7 is high using intensity, from heavy and light, stable working, be not easy suddenly whole root fracture, in high speed work
The good wirerope of stability is drawn under the conditions of work, to improve the work under the conditions of automatic open/closing device load and varying load over long distances
Stability and reliability.
Further, it is attached together as the novel automatic cutting provided by the utility model for performing art stage combination tv screen
The specific embodiment set is separately provided for winding row's rope groove of each corresponding rope part 7 on each reel 51, avoids reel 51
There is the phenomenon that rope emptying during winding traction TV screen 3 opens and closes, improves the stability of closing device working performance.
Further, referring to Figure 2 together and Fig. 4, performing art stage combination tv is used for as provided by the utility model
The specific embodiment of the new type auto closing device of screen is provided with the support base 9 for being used to support rotary shaft 6 on bracket 1, revolves
The both ends of shaft 6 are rotatablely installed respectively on support base 9, to improve the load-bearing capacity of closing device, make closing device in weight
It can still be worked under biggish overweight load with held stationary, improve working efficiency.
Further, referring to Figure 2 together and Fig. 4, performing art stage combination tv is used for as provided by the utility model
The specific embodiment of the new type auto closing device of screen, setting is there are two 10, bearing on support base 9, on 10, each bearing
It is separately installed with bearing 10, the both ends of rotary shaft 6 pass through the rotational installation of bearing 10 on respective support seat 9 respectively, drive to improve
The flexibility that dynamic motor 4 drives rotary shaft 6 to rotate improves each reel 51 and draws closing device working efficiency.
Further, also referring to Fig. 1, as provided by the utility model for performing art stage combination tv screen
The specific embodiment of new type auto closing device is respectively arranged at least two fixed pulleys 8 on each TV screen 3, to improve phase
The uniformity for answering 3 stress of TV screen reaches good folding effect.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of new type auto closing device for performing art stage combination tv screen, it is characterised in that: including bracket, in parallel
At least two guide rails for being arranged at intervals on the bracket, for splice and combine constitute video screen at least three TV screens,
For driving the driving motor of each TV screen opening and closing movement, equidistantly being opened and closed for realizing each two neighboring TV screen
Winding traction mechanism, for by it is described winding traction mechanism and the driving motor rotation torque output shaft coaxially joined
The rotary shaft connect and the more rope parts for respectively connecting each TV screen with the winding traction mechanism, each institute
The length direction for stating guide rail is vertical with the axial direction of the rotary shaft, each TV screen along the guide rail length direction according to
Secondary equidistant parallel interval arrangement, each TV screen is provided with the sliding slot cooperated to each corresponding guide rail sliding, each described
Fixed pulley is respectively arranged on TV screen;The winding traction mechanism includes the multiple volumes being consistent with the TV screen quantity
Cylinder, the different variable diameters drum mechanism built for forming a coaxial rotating of the diameter of each reel, the one of each rope part
End is connected on the bracket, and the other end of each rope part bypasses the fixed pulley on the corresponding TV screen respectively
Pulley groove is simultaneously fixedly connected with the reel of respective diameters size.
2. being used for the new type auto closing device of performing art stage combination tv screen as described in claim 1, it is characterised in that:
The rope part uses wirerope.
3. being used for the new type auto closing device of performing art stage combination tv screen as described in claim 1, it is characterised in that:
It is separately provided for winding row's rope groove of each corresponding rope part on each reel.
4. being used for the new type auto closing device of performing art stage combination tv screen as described in claim 1, it is characterised in that:
The support base for being used to support the rotary shaft is provided on the bracket, the both ends of the rotary shaft are rotatablely installed respectively in described
On support base.
5. being used for the new type auto closing device of performing art stage combination tv screen as claimed in claim 4, it is characterised in that:
Setting is separately installed with bearing, the both ends point of the rotary shaft there are two bearing block on the support base on each bearing block
Not Tong Guo bearing rotational installation on the corresponding support base.
6. being used for the new type auto closing device of performing art stage combination tv screen as described in claim 1, it is characterised in that:
At least two fixed pulleys are respectively arranged on each TV screen.
7. a kind of new type auto closing device for performing art stage combination tv screen, it is characterised in that: including bracket, in parallel
At least two guide rails for being arranged at intervals on the bracket, for splice and combine constitute video screen at least three TV screens,
For driving the driving motor of each TV screen opening and closing movement, equidistantly being opened and closed for realizing each two neighboring TV screen
Winding traction mechanism, for by it is described winding traction mechanism and the driving motor rotation torque output shaft coaxially joined
The rotary shaft connect and the more rope parts for respectively connecting each TV screen with the winding traction mechanism, each institute
The length direction for stating guide rail is vertical with the axial direction of the rotary shaft, each TV screen along the guide rail length direction according to
Secondary equidistant parallel interval arrangement, each TV screen are provided with and the sliding slot of each corresponding guide rail sliding cooperation;The volume
It include the multiple reels being consistent with the TV screen quantity, the different formation of diameter of each reel around traction mechanism
The variable diameters drum mechanism built of one coaxial rotating, one end of each rope part, which respectively corresponds, is fixedly connected on each TV screen
On, the other end of each rope part be respectively fixedly connected in it is corresponding with each TV screen stroke variable it is described it is each it is described not
With on the reel of diameter.
8. being used for the new type auto closing device of performing art stage combination tv screen as claimed in claim 7, it is characterised in that:
The rope part uses wirerope.
9. being used for the new type auto closing device of performing art stage combination tv screen as claimed in claim 7, it is characterised in that:
It is separately provided for winding row's rope groove of each corresponding rope part on each reel.
10. being used for the new type auto closing device of performing art stage combination tv screen as claimed in claim 7, feature exists
In: be provided with the support base for being used to support the rotary shaft on the bracket, the both ends of the rotary shaft be rotatablely installed respectively in
On the support base;
Setting is there are two bearing block on the support base, is separately installed with bearing on each bearing block, and the two of the rotary shaft
End is respectively by bearing rotational installation on the corresponding support base.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821769538.9U CN209333217U (en) | 2018-10-30 | 2018-10-30 | New type auto closing device for performing art stage combination tv screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821769538.9U CN209333217U (en) | 2018-10-30 | 2018-10-30 | New type auto closing device for performing art stage combination tv screen |
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CN209333217U true CN209333217U (en) | 2019-09-03 |
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CN201821769538.9U Expired - Fee Related CN209333217U (en) | 2018-10-30 | 2018-10-30 | New type auto closing device for performing art stage combination tv screen |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111841043A (en) * | 2020-08-27 | 2020-10-30 | 北京金东高科科技有限公司 | Stage mechanical device capable of realizing reciprocating opening and closing |
CN115390775A (en) * | 2022-07-25 | 2022-11-25 | 合壹(上海)展览有限公司 | Multi-screen space collaborative display control method, system, equipment and storage medium |
-
2018
- 2018-10-30 CN CN201821769538.9U patent/CN209333217U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111841043A (en) * | 2020-08-27 | 2020-10-30 | 北京金东高科科技有限公司 | Stage mechanical device capable of realizing reciprocating opening and closing |
CN115390775A (en) * | 2022-07-25 | 2022-11-25 | 合壹(上海)展览有限公司 | Multi-screen space collaborative display control method, system, equipment and storage medium |
CN115390775B (en) * | 2022-07-25 | 2023-05-16 | 上海合壹未来文化科技有限公司 | Multi-screen space collaborative display control method, system, equipment and storage medium |
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