CN217506359U - Folding screen projection system easy for adjusting projection angle - Google Patents
Folding screen projection system easy for adjusting projection angle Download PDFInfo
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- CN217506359U CN217506359U CN202221269079.4U CN202221269079U CN217506359U CN 217506359 U CN217506359 U CN 217506359U CN 202221269079 U CN202221269079 U CN 202221269079U CN 217506359 U CN217506359 U CN 217506359U
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Abstract
The utility model discloses a folding screen projection system with easy projection angle adjustment, which comprises a plurality of projection devices hoisted on a ceiling and a plurality of wall screens, wherein a loudspeaker is arranged above the wall screens; the projector comprises a projector and a hoisting support, wherein the upper end of the projector is connected with the hoisting support, and the upper end of the hoisting support is connected with a ceiling; the hoisting bracket consists of a lifting connecting piece, a rotating connecting piece and a translation connecting piece which are sequentially arranged from top to bottom; the projection angle of the projector projecting to the corresponding wall curtain is adjusted by adjusting the hoisting support. The utility model discloses a set up the convenient hoisting support of activity on the projecting apparatus of rolling over curtain projection system for roll over curtain projection system's projection angle and projection effect and easily adjust.
Description
Technical Field
The utility model relates to a roll over curtain projection system's technical field, concretely relates to easily angle regulation's roll over curtain projection system.
Background
The multi-screen fusion projection can obviously improve the immersion feeling, the folding screen projection system is one of the applications, the folding screen projection system consists of a plurality of screens, and an ultra-large seamless vivid picture is created by a plurality of projectors and adopting a projection fusion technology. The curtain folding projection system generally comprises a two-fold curtain, a three-fold curtain, a four-fold curtain, a five-fold curtain, a eight-fold curtain and the like, and is mainly applied to command halls of troops and governments, multifunctional meeting rooms, planning exhibition halls, museums, science and technology museums, international cultural communication centers, large hospitals, various VIP meeting rooms, various audios, video laboratories, virtual laboratories, various monitoring halls, sports stadiums, large and medium-sized cinemas, entertainment centers, teaching centers and the like.
Patent application number is 201621334959. X's utility model, discloses a three folding screen immersive audio-visual system, include: the system comprises a first wall curtain, a second wall curtain, a third wall curtain, a first projector, a second projector, a third projector, a fourth projector and an audio-visual system; the first wall curtain and the second wall curtain are vertically spliced with the third wall curtain respectively to form a U-shaped wall curtain structure; the projection direction of the first projector faces the first wall curtain, and the projection direction of the second projector faces the second wall curtain; the projection directions of the third projector and the fourth projector face the third wall curtain; the audio-video system is arranged at the top end of the third wall screen; the projection position of the third projector extends from the junction of the third wall curtain and the first wall curtain to the second wall curtain, and the projection position of the fourth projector extends from the junction of the third wall curtain and the second wall curtain to the first wall curtain.
Above-mentioned prior art discloses four projecting apparatus and has realized the projected scheme of seventy percent discount curtain, but during actual installation, in order to ensure that the projection presents the effect, the projecting direction of projecting apparatus needs adjustment many times, and the applicant is to above-mentioned utility model, considers that current projection system projecting apparatus position is comparatively fixed, and its projection angle, height and the regulation of mutually supporting etc. are inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the inconvenient technical defect of the above-mentioned current book curtain projection system projection angle regulation, the utility model provides an easily adjust book curtain projection system of projection angle.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
the utility model discloses a folding screen projection system easy to adjust projection angle, comprising a plurality of projection devices hung on a ceiling and a plurality of wall screens, wherein a loudspeaker is arranged above the wall screens;
the projector comprises a projector and a hoisting support, wherein the upper end of the projector is connected with the hoisting support, and the upper end of the hoisting support is connected with a ceiling;
the hoisting bracket consists of a lifting connecting piece, a rotating connecting piece and a translation connecting piece which are sequentially arranged from top to bottom;
the projection angle of the projector projected to the corresponding wall curtain is adjusted by adjusting the hoisting support.
As a preferred embodiment of the present invention, the upper part of the translational connecting member is hollowed out to form a sliding track.
As a preferred embodiment of the present invention, the upper end face of the projector is fixedly connected with a sliding connection piece, the upper end of the sliding connection piece has an upward convex sliding portion, and the sliding portion is connected with the sliding track in a clamping manner.
As a preferred embodiment of the present invention, the translation connector has two parallel sliding tracks, and correspondingly, the sliding connector has four sliding portions, and the sliding tracks are respectively connected with two sliding portions.
As a preferred embodiment of the utility model, the both ends of translation connecting piece are equipped with limit baffle respectively, the both sides at the middle part of translation connecting piece are equipped with bellied connecting portion up, bolted connection is passed through with swivel connected coupler's side to connecting portion.
As a preferred embodiment of the present invention, the upper end of the rotary joint member has a rotary portion, and the upper end of the rotary portion is fitted to the lower end of the lifting joint member.
As a preferred embodiment of the utility model, the lift connecting portion include the fixed loop bar of upper end and inlay the movable rod of establishing in fixed loop bar, the movable rod can be followed vertical direction and slided from top to bottom in fixed loop bar.
As a preferred embodiment of the present invention, the upper end surface of the fixing loop bar is provided with a connecting flange, and the connecting flange is fixedly connected with the ceiling through a bolt.
As a preferred embodiment of the present invention, the number of the wall curtain is three, and the first wall curtain, the second wall curtain and the third wall curtain are adjacent to each other in sequence, the number of the projection devices is four, wherein the first projection device and the second projection device are staggered in the front, and the third projection device and the fourth projection device are respectively located at two sides of the rear.
As a preferred embodiment of the present invention, the projection directions of the first projection device and the second projection device respectively face the first wall curtain and the third wall curtain on both sides vertically;
the projection directions of the third projection device and the fourth projection device face to a second wall curtain positioned in the middle, and the third projection device and the fourth projection device are respectively deviated to two side edges, so that the side edges of the projection areas of the first projection device, the second projection device, the third projection device and the fourth projection device are respectively overlapped in sequence.
Compared with the prior art, the beneficial effects of the utility model are that:
easily adjust projection angle's book curtain projection system, it is through setting up hoisting support on projection arrangement, hoisting support includes the lifting connection spare, swivelling joint spare and translation connecting piece, make projection arrangement can go up and down along with hoisting support, it is rotatory and translation, make projection arrangement's projection angle need not carry out the precision debugging when the installation, and accommodation process need not dismantle and reinstall the projecting apparatus, and the projection change appears when the projection system after the installation is accomplished, if change into four book curtain projections by three folding curtain projections, also can adjust through hoisting support to projection arrangement, in order to realize the projection change control of being convenient for operate.
Drawings
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, in which:
fig. 1 is a first structural schematic diagram of the folding screen projection system of the present invention;
fig. 2 is a second structural schematic diagram of the curtain folding projection system of the present invention;
fig. 3 is a schematic structural diagram of a projection apparatus according to the present invention;
fig. 4 is a schematic rear side structure diagram of the projection apparatus of the present invention;
fig. 5 is an exploded view of the projection apparatus of the present invention;
in the figure:
1. a projection device; 11. a projector; 111. a sliding connector; 12. hoisting a support; 121. a lifting connecting piece; 122. a rotating connector; 123. a translation connector;
2. a wall curtain;
3. a loudspeaker.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The detailed features and advantages of the present invention are described in detail in the following embodiments, which are sufficient for anyone skilled in the art to understand the technical content of the present invention and to implement the present invention, and the related objects and advantages of the present invention can be easily understood by anyone skilled in the art according to the disclosure of the present specification, the claims and the accompanying drawings. The following examples are intended to illustrate the aspects of the present invention in further detail, but are not intended to limit the scope of the present invention in any way.
In addition, in the following description, for the purpose of neatness of the drawings, some conventional structures and elements may be shown in the drawings in a simple schematic manner, and some features in the drawings may be slightly enlarged or changed in scale or size to achieve the purpose of facilitating understanding and viewing of the technical features of the present invention, but this is not intended to limit the present invention. In addition, coordinate axes are provided in the drawings to facilitate understanding of the relative positional relationship and the actuation direction of the elements.
It is to be understood that the terms "upper", "lower", and the like, are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Furthermore, the terms "end," "section," "portion," "region," "section," and the like may be used hereinafter to describe a particular feature or feature in or on a particular element or structure, but are not limited to such terms. The term "and/or" may also be used hereinafter to refer to a combination including one or all of one or more of the associated listed elements or structures. Furthermore, the terms "substantially", "about" or "approximately" may also be used hereinafter in connection with ranges of dimensions, concentrations, temperatures or other physical or chemical properties or characteristics, and are intended to cover deviations that may exist in the upper and/or lower limits of the ranges of properties or characteristics, or that represent acceptable deviations from manufacturing tolerances or from analytical procedures that allow for the desired results.
Furthermore, unless otherwise defined, all terms or phrases used herein, including technical and scientific terms and terms, include their ordinary meanings and meanings as understood by those skilled in the art. Furthermore, the definitions of the above words and terms should be construed in this specification to include meanings consistent with the technical fields related to the present invention. Such terms and phrases are not to be construed as over-idealized or overly formal unless expressly so defined herein.
As shown in fig. 1 to 5, the preferred structure of the curtain folding projection system of the present invention is easy to adjust the projection angle.
The utility model discloses a folding screen projection system easy to adjust projection angle, comprising a plurality of projection devices 1 hung on a ceiling and a plurality of wall screens 2, wherein a loudspeaker 3 is arranged above the wall screens 2; the projection device 1 comprises a projector 11 and a hoisting support 12, wherein the upper end of the projector 11 is connected with the hoisting support 12, and the upper end of the hoisting support 12 is connected with a ceiling; the hoisting bracket 12 consists of a lifting connecting piece 121, a rotating connecting piece 122 and a translation connecting piece 123 which are sequentially arranged from top to bottom; the projection angle of the projector 11 projected to the corresponding wall curtain 2 is adjusted by adjusting the hoisting bracket 12.
Specifically, the upper end of projector 11 loops through sliding connection spare 111, translation connecting piece 123, swivel connector 122 and lift connecting piece 121 are connected to on the ceiling, make projector 11 for the horizontal position of wall curtain 2, inclination and height all can freely be adjusted, projection arrangement 1's whole flexibility ratio is high, and the degree of difficulty of adjusting is low, the user can carry out the optional control by oneself, and the cooperation between many projection arrangement 1 is debugged more easily, projection arrangement 1 need not spend a large amount of time adjustment before fixed mounting, also can not be because of the condition that the unexpected collision aversion appears and the projection effect is difficult to resume of projection arrangement 1.
The utility model discloses creatively, the utility model discloses an easily adjust folding curtain projection system of projection angle, it is through setting up hoisting support 12 on projection arrangement 1, hoisting support 12 includes lifting connection spare 121, swivelling joint spare 122 and translation connecting piece 123, make projection arrangement 1 can go up and down along with hoisting support 12, it is rotatory and the translation, make projection arrangement 1's projection angle need not carry out the precision debugging when the installation, and accommodation process need not dismantle and reinstall projector 11, and the projection change appears when the projection system after the installation is accomplished, if change into four folding curtain projections by three folding curtain projections, also can adjust through hoisting support 12 to projection arrangement 1 on, in order to realize the projection change control of the operation of being convenient for.
As shown in fig. 3 to 5, as a preferred embodiment of the present invention, the translation connecting member 123 is partially hollowed out to form a sliding rail, a sliding connector 111 is fixedly connected to the upper end surface of the projector 11, the upper end of the sliding connector 111 is provided with a sliding part protruding upwards, the sliding part is clamped with the sliding track, the translation connecting piece 123 is provided with two parallel sliding tracks, correspondingly, the sliding connector 111 is provided with four sliding parts, two sliding parts are respectively clamped on the sliding track, two ends of the translation connecting piece 123 are respectively provided with a limit baffle, two sides of the middle part of the translation connecting piece 123 are provided with connecting parts which are convex upwards, the connecting portion is connected to the side surface of the rotary connecting member 122 by a bolt, the upper end of the rotary connecting member 122 has a rotary portion, and the upper end of the rotary portion is fitted to the lower end of the lifting connecting member 121. The lifting connecting part comprises a fixed sleeve rod at the upper end and a movable rod embedded in the fixed sleeve rod, the movable rod can slide up and down in the fixed sleeve rod along the vertical direction, a connecting flange is arranged on the upper end face of the fixed sleeve rod, and the connecting flange is fixedly connected with a ceiling through a bolt.
As shown in fig. 1 and fig. 2, as a specific embodiment of the present invention, the number of the wall curtain 2 is three, and the first wall curtain, the second wall curtain and the third wall curtain are adjacent to each other in sequence, the number of the projection devices is four, wherein the first projection device and the second projection device are staggered in the front, and the third projection device and the fourth projection device are respectively located at two sides of the rear.
The projection directions of the first projection device and the second projection device respectively face to a first wall curtain and a third wall curtain on two sides vertically; the projection directions of the third projection device and the fourth projection device face to a second wall curtain positioned in the middle, and the third projection device and the fourth projection device are respectively deviated to two side edges, so that the side edges of the projection areas of the first projection device, the second projection device, the third projection device and the fourth projection device are respectively overlapped in sequence. Furthermore, the inclination angles between the projection directions of the third projection device and the fourth projection device and the vertical line of the second wall screen are respectively preferably 15-30 degrees, the projection areas between the third projection device and the fourth projection device are mutually overlapped, and meanwhile, the third projection device and the fourth projection device are also respectively overlapped with the adjacent first projection device and the second projection device, so that the boundary of a projection picture is not easy to find, and the whole projection effect is better.
It should know ground to reason, under the prerequisite of adopting the utility model discloses same projection arrangement, the book curtain projection system of two book curtains, four book curtains, five book curtains, six book curtains and eight book curtains etc. that do not mention in this specification all belongs to the conventional setting in this field, belongs to the utility model discloses a scope of protection does not do too much here.
Easily adjust projection angle's book curtain projection system's theory of operation be:
the utility model creatively adds the hoisting bracket 12 on the projector 11 in the folding screen projection system, the hoisting bracket 12 is formed by combining the lifting connecting piece 121, the rotating connecting piece 122 and the translation connecting piece 123 which are connected in sequence, so that the upper end of the hoisting bracket 12 is fixedly connected with the ceiling, the lower end of the hoisting bracket 12 is connected with the projector 11, under the condition that the hoisting bracket 12 is fixed at the upper end, the height, the projection angle and the horizontal position of the projector 11 at the lower end are respectively adjusted by adjusting the lifting connecting piece 121, the rotating connecting piece 122 and the translation connecting piece 123, because the folding screen projection system needs a plurality of projection devices to be matched, the projection areas of partial projection devices can be overlapped, so as to enhance the presentation of the projection effect and reduce the boundary sense of projection, but in the prior art, the projection devices of the projection system are generally fixedly installed and are inconvenient to adjust the projection angle, use the flexibility ratio lower, the utility model discloses a hoisting support 12 who adds for the flexibility of folding curtain projection system in projection arrangement 1 obtains the improvement that is showing, enables even and rolls over curtain projection system and can change the projection type at will.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. A curtain folding projection system easy to adjust projection angle is characterized by comprising a plurality of projection devices hung on a ceiling and a plurality of wall curtains, wherein a loudspeaker is arranged above the wall curtains;
the projector comprises a projector and a hoisting support, wherein the upper end of the projector is connected with the hoisting support, and the upper end of the hoisting support is connected with a ceiling;
the hoisting bracket consists of a lifting connecting piece, a rotating connecting piece and a translation connecting piece which are sequentially arranged from top to bottom;
the projection angle of the projector projecting to the corresponding wall curtain is adjusted by adjusting the hoisting support.
2. The screen-folding projection system with an easily adjustable projection angle as claimed in claim 1, wherein:
the upper part of the translation connecting piece is hollowed out to form a sliding track.
3. The screen-folding projection system easy for adjusting the projection angle as claimed in claim 2, wherein:
the up end fixedly connected with sliding connection spare of projecting apparatus, sliding connection spare's upper end has the bellied sliding part of going up, sliding part and slip track looks joint.
4. The screen-folding projection system with an easily adjustable projection angle as claimed in claim 3, wherein:
the translation connecting piece is provided with two mutually parallel sliding rails, correspondingly, the sliding connecting piece is provided with four sliding parts, and the sliding rails are respectively clamped with the two sliding parts.
5. The screen folding projection system with the projection angle being easily adjusted as claimed in claim 4, wherein:
the both ends of translation connecting piece are equipped with limit baffle respectively, the both sides at the middle part of translation connecting piece are equipped with bellied connecting portion up, connecting portion pass through bolted connection with swivel connected coupler's side.
6. The screen folding projection system with the projection angle being easily adjusted as claimed in claim 5, wherein:
the upper end of the rotary connecting piece is provided with a rotary part, and the upper end of the rotary part is embedded at the lower end part of the lifting connecting piece.
7. The screen-folding projection system with an easily adjustable projection angle as claimed in claim 6, wherein:
the lifting connecting piece comprises a fixed sleeve rod at the upper end and a movable rod embedded in the fixed sleeve rod, and the movable rod can slide up and down in the fixed sleeve rod along the vertical direction.
8. The screen-folding projection system with an easily adjustable projection angle as claimed in claim 7, wherein:
and the upper end surface of the fixed loop bar is provided with a connecting flange, and the connecting flange is fixedly connected with the ceiling through bolts.
9. The screen folding projection system facilitating projection angle adjustment according to claim 1, wherein:
the quantity of wall curtain is three, and first wall curtain, second wall curtain and the side of third wall curtain adjacent setting in proper order, projection arrangement's quantity is four, and wherein, first projection arrangement, second projection arrangement are alternately located the place ahead, and third projection arrangement and fourth projection arrangement are located the both sides at rear respectively.
10. The screen-folding projection system with an easily adjustable projection angle as claimed in claim 9, wherein:
the projection directions of the first projection device and the second projection device are respectively and vertically towards the first wall curtain and the third wall curtain on two sides;
the projection directions of the third projection device and the fourth projection device face to a second wall curtain positioned in the middle, and the third projection device and the fourth projection device are respectively deviated to two side edges, so that the side edges of the projection areas of the first projection device, the second projection device, the third projection device and the fourth projection device are respectively overlapped in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221269079.4U CN217506359U (en) | 2022-05-25 | 2022-05-25 | Folding screen projection system easy for adjusting projection angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221269079.4U CN217506359U (en) | 2022-05-25 | 2022-05-25 | Folding screen projection system easy for adjusting projection angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217506359U true CN217506359U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221269079.4U Active CN217506359U (en) | 2022-05-25 | 2022-05-25 | Folding screen projection system easy for adjusting projection angle |
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| Country | Link |
|---|---|
| CN (1) | CN217506359U (en) |
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- 2022-05-25 CN CN202221269079.4U patent/CN217506359U/en active Active
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