CN214375794U - Multimedia projection interaction device - Google Patents
Multimedia projection interaction device Download PDFInfo
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- CN214375794U CN214375794U CN202120926902.3U CN202120926902U CN214375794U CN 214375794 U CN214375794 U CN 214375794U CN 202120926902 U CN202120926902 U CN 202120926902U CN 214375794 U CN214375794 U CN 214375794U
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- Prior art keywords
- projection cloth
- projection
- piece
- cloth
- cleaning
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Abstract
The utility model is suitable for a multi-media technical field especially relates to a multi-media projection interactive installation, including mounting bracket, projection cloth receiver and projection cloth, the top at the mounting bracket is installed to the projection cloth receiver, and the setting of projection cloth is in the bottom of projection cloth receiver, its characterized in that, multi-media projection interactive installation still includes: the projection cloth cleaning mechanism is arranged on the projection cloth storage box and used for cleaning dust adhered to the surface of the projection cloth in a manner of fully contacting with the projection cloth when the projection cloth is rolled; and the projection cloth tensioning structure is arranged on the mounting frame and the projection cloth and used for tensioning the projection cloth and avoiding wrinkles on the surface of the projection cloth. The utility model discloses a set up the clean mechanism of projection cloth, can be convenient and abundant clear up the dust with projection cloth surface adhesion, avoid the dust too much and influence the user and watch experience to this utility model's practicality has been improved.
Description
Technical Field
The utility model relates to a multi-media technical field specifically is a multi-media projection interactive installation.
Background
The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design, and are organically combined with the traditional teaching means to jointly participate in the whole teaching process, and various media information acts on students to form a reasonable teaching process structure so as to achieve the optimized teaching effect. The multimedia is an indispensable equipment concept for modern education technology education of computers, projectors, slide projectors, display stands, videos, broadcasts, films, electronic whiteboards, computers and the like, and the theory and practice of teaching modernization are realized by applying modern education theory and technology and through the design, development, application, management and evaluation of teaching processes and resources.
In multimedia projection teaching equipment, some interaction devices exist.
These multimedia projection interaction devices generally have the problem that after the projection cloth is used for a long time, more dust is adhered to the surface of the projection cloth, and when the dust is accumulated more, the watching experience of a viewer is affected.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a multimedia projection interactive installation aims at solving following problem: after the projection cloth is used for a long time, more dust is adhered to the surface of the projection cloth, and when the dust is accumulated more, the watching experience of a viewer is influenced.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a multimedia projection interactive installation, includes mounting bracket, projection cloth receiver and projection cloth, the top at the mounting bracket is installed to the projection cloth receiver, and projection cloth sets up the bottom at projection cloth receiver, its characterized in that, multimedia projection interactive installation still includes:
the projection cloth cleaning mechanism is arranged on the projection cloth storage box and used for cleaning dust adhered to the surface of the projection cloth in a manner of fully contacting with the projection cloth when the projection cloth is rolled; and
the projection cloth tensioning structure is installed on the installation frame and the projection cloth and used for tensioning the projection cloth and avoiding wrinkles on the surface of the projection cloth.
Further, the projection cloth cleaning mechanism includes:
the first cleaning piece is arranged on the projection cloth storage box and used for cleaning the back of the projection cloth; and
compress tightly clean structure, install on the projection cloth receiver for compress tightly projection cloth on first clean cotton piece, and clean the front of projection cloth.
Further, the compression cleaning structure comprises:
the driving assembly is arranged on the projection cloth storage box; and
the second cleaning piece is installed on drive assembly and projection cloth receiver, and the second cleaning piece is articulated with drive assembly for clean projection cloth's front, drive assembly are used for driving the second cleaning piece and rotate.
Further, the driving assembly includes:
the mounting piece is arranged on the projection cloth storage box;
a driving member mounted on the mounting member; and
the slider is installed on the driving piece, and the driving piece is used for driving the slider to slide on the second cleaning piece, and the slider is used for driving the second cleaning piece to rotate on the installed part.
Further, the projection cloth tensioning structure includes:
the two circular rings are respectively arranged on two sides of the bottom end of the projection cloth and used for tensioning the projection cloth; and
two sets of elastic limiting assemblies are mounted on the mounting frame and used for pressing the circular ring downwards.
Further, the spacing subassembly of elasticity includes:
a support member mounted on the mounting frame;
the movable piece is arranged on the support piece and penetrates through the interior of the support piece;
an elastic member mounted on the support member; and
and the lower pressing piece is arranged on the elastic piece and is used for applying downward pressure to the circular ring.
The utility model provides a pair of multimedia projection interactive installation through setting up the clean mechanism of projection cloth, can be convenient and abundant clear up the dust of projection cloth surface adhesion, avoids the dust too much and influence the user and watch experience to this utility model's practicality has been improved.
Drawings
Fig. 1 is a schematic structural diagram of a multimedia projection interaction device.
FIG. 2 is an enlarged view of the position A of the multimedia projection interactive apparatus.
Fig. 3 is a schematic view of a partial structure of a projection cloth and a ring in a multimedia projection interactive device.
In the figure: 1. a mounting frame; 2. a first cleaning cotton block; 3. a projection cloth storage box; 4. mounting a plate; 5. an electric telescopic rod; 6. a movable slide block; 7. a slide rail; 8. a second cleaning cotton block; 9. a projection cloth; 10. a pull rod; 11. a support plate; 12. a limiting through hole; 13. a limiting spring; 14. limiting and inserting the column; 15. a circular ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1, the embodiment of the utility model provides a pair of multimedia projection interactive installation, including mounting bracket 1, projection cloth receiver 3 and projection cloth 9, projection cloth receiver 3 installs at the top of mounting bracket 1, and projection cloth 9 sets up the bottom at projection cloth receiver 3, its characterized in that, multimedia projection interactive installation still includes:
the projection cloth 9 cleaning mechanism is arranged on the projection cloth storage box 3 and used for cleaning dust adhered to the surface of the projection cloth 9 in a manner of fully contacting with the projection cloth 9 when the projection cloth 9 is rolled; and
the projection cloth 9 tensioning structure is arranged on the mounting frame 1 and the projection cloth 9 and used for tensioning the projection cloth 9 and avoiding wrinkles on the surface of the projection cloth 9.
The utility model discloses an embodiment, mounting bracket 1 is installed on the wall usually, projection cloth receiver 3 is the box article that is used for rolling projection cloth 9, the clean mechanism of backup pad 11 can adopt cleaning brush or clean cotton article to carry out cleaning operation for projection cloth 9's surface, so that the dust on projection cloth 9 surface can be cleared up, and then avoid influencing user's viewing experience, projection cloth 9 straining structure can adopt magnet adsorption mode or couple, the spacing mode of peg makes projection cloth 9 be in the tensioning state, so as to avoid the surface of projection cloth 9 the fold to appear and influence user's viewing experience.
As shown in fig. 1 and 2, in an embodiment of the present invention, the projection cloth 9 cleaning mechanism includes:
a first cleaning member mounted on the projection cloth storage case 3 for cleaning the back of the projection cloth 9; and
compress tightly clean structure, install on projection cloth receiver 3 for compress tightly projection cloth 9 on first clean cotton piece 2, and to the front cleanness of projection cloth 9.
The compression cleaning structure comprises:
the driving assembly is arranged on the projection cloth storage box 3; and
the clean piece of second installs on drive assembly and projection cloth receiver 3, and the clean piece of second is articulated with drive assembly for clean projection cloth 9's front, drive assembly are used for driving the clean piece rotation of second.
The drive assembly includes:
a mounting member provided on the projection cloth storage case 3;
a driving member mounted on the mounting member; and
the slider is installed on the driving piece, and the driving piece is used for driving the slider to slide on the second cleaning piece, and the slider is used for driving the second cleaning piece to rotate on the installed part.
In this embodiment, when dust on the surface of the projection cloth 9 needs to be cleaned, the electric telescopic rod 5 is opened while the projection cloth 9 is rolled up, the output shaft of the electric telescopic rod 5 drives the movable slider 6 connected with the electric telescopic rod to slide on the slide rail 7 mounted on the second cleaning cotton block 8, so that the movable slider 6 drives the second cleaning cotton block 8 to rotate on the mounting plate 4 until one surface of the second cleaning cotton block 8 is attached to the surface of the projection cloth 9, and at this time, the second cleaning cotton block 8 can push the projection cloth 9 against the first cleaning cotton block 2, so that the projection cloth 9 can be slightly compressed by the second cleaning cotton block 8 and the first cleaning cotton block 2, and then when the projection cloth 9 is rolled up, the projection cloth 9 moves between the first cleaning cotton block 2 and the second cleaning cotton block 8, so that dust on two surfaces of the projection cloth 9 is cleaned by the first cleaning cotton block 2 and the second cleaning cotton block 8, to maintain the cleanliness of the projection cloth 9.
As shown in fig. 1 and 2, in an embodiment of the present invention, the projection cloth 9 tensioning structure includes:
two circular rings 15 respectively installed at both sides of the bottom end of the projection cloth 9 for tensioning the projection cloth 9; and
two sets of elastic limiting assemblies are arranged on the mounting rack 1 and used for pressing the circular ring 15 downwards.
The spacing subassembly of elasticity includes:
a support member mounted on the mounting frame 1;
the movable piece is arranged on the support piece and penetrates through the interior of the support piece;
an elastic member mounted on the support member; and
a pressing member mounted on the elastic member for applying a downward pressure to the ring 15
In this embodiment, after the projection cloth 9 is unfolded from the projection cloth storage box 3, the pull rod 10 is pulled up by hand, the pull rod 10 moves up in the limiting through hole 12 formed in the support plate 11, and the limiting spring 13 installed between the pull rod 10 and the limiting insertion column 14 is in a compression state, then the limiting insertion column 14 is inserted into the ring 15 installed on the projection cloth 9, the pull rod 10 is loosened, the limiting spring 13 returns to the original position, and the ring 15 is pressed down by the limiting insertion column 14, so that the two rings 15 give downward pressure to the projection cloth 9, thereby the projection cloth 9 is kept in a tensioning state, and the phenomenon that the viewing experience is influenced due to the wrinkles on the surface of the projection cloth 9 is avoided.
The utility model discloses in, through setting up the clean mechanism of projection cloth 9, can be convenient and abundant clear up the dust with 9 surface adhesion of projection cloth, avoid the dust too much and influence the user and watch and experience, through setting up 9 straining structure of projection cloth, can be so that projection cloth 9 is in the tensioning state to avoid the fold to appear on the surface of projection cloth 9 and influence the user's the experience of watching.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a multimedia projection interactive installation, includes mounting bracket, projection cloth receiver and projection cloth, the top at the mounting bracket is installed to the projection cloth receiver, and projection cloth sets up the bottom at projection cloth receiver, its characterized in that, multimedia projection interactive installation still includes:
the projection cloth cleaning mechanism is arranged on the projection cloth storage box and used for cleaning dust adhered to the surface of the projection cloth in a manner of fully contacting with the projection cloth when the projection cloth is rolled; and
the projection cloth tensioning structure is installed on the installation frame and the projection cloth and used for tensioning the projection cloth and avoiding wrinkles on the surface of the projection cloth.
2. The multimedia projection interactive apparatus of claim 1, wherein the projection cloth cleaning mechanism comprises:
the first cleaning piece is arranged on the projection cloth storage box and used for cleaning the back of the projection cloth; and
compress tightly clean structure, install on the projection cloth receiver for compress tightly projection cloth on first clean cotton piece, and clean the front of projection cloth.
3. The multimedia projection interaction device of claim 2, wherein the compact cleaning structure comprises:
the driving assembly is arranged on the projection cloth storage box; and
the second cleaning piece is installed on drive assembly and projection cloth receiver, and the second cleaning piece is articulated with drive assembly for clean projection cloth's front, drive assembly are used for driving the second cleaning piece and rotate.
4. The multimedia projection interactive apparatus of claim 3, wherein the driving assembly comprises:
the mounting piece is arranged on the projection cloth storage box;
a driving member mounted on the mounting member; and
the slider is installed on the driving piece, and the driving piece is used for driving the slider to slide on the second cleaning piece, and the slider is used for driving the second cleaning piece to rotate on the installed part.
5. The multimedia projection interactive apparatus of claim 1, wherein the projection cloth tensioning structure comprises:
the two circular rings are respectively arranged on two sides of the bottom end of the projection cloth and used for tensioning the projection cloth; and
two sets of elastic limiting assemblies are mounted on the mounting frame and used for pressing the circular ring downwards.
6. The multimedia projection interaction device of claim 5, wherein the elastic limiting component comprises:
a support member mounted on the mounting frame;
the movable piece is arranged on the support piece and penetrates through the interior of the support piece;
an elastic member mounted on the support member; and
and the lower pressing piece is arranged on the elastic piece and is used for applying downward pressure to the circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926902.3U CN214375794U (en) | 2021-04-30 | 2021-04-30 | Multimedia projection interaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926902.3U CN214375794U (en) | 2021-04-30 | 2021-04-30 | Multimedia projection interaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214375794U true CN214375794U (en) | 2021-10-08 |
Family
ID=77975320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120926902.3U Expired - Fee Related CN214375794U (en) | 2021-04-30 | 2021-04-30 | Multimedia projection interaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214375794U (en) |
-
2021
- 2021-04-30 CN CN202120926902.3U patent/CN214375794U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211008 |