CN218728557U - Projector white board shading plate - Google Patents
Projector white board shading plate Download PDFInfo
- Publication number
- CN218728557U CN218728557U CN202222802106.6U CN202222802106U CN218728557U CN 218728557 U CN218728557 U CN 218728557U CN 202222802106 U CN202222802106 U CN 202222802106U CN 218728557 U CN218728557 U CN 218728557U
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- light screen
- whiteboard
- magnetism
- projector
- expansion board
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Abstract
The application relates to the field of projector whiteboards and discloses a projector whiteboard light screen. In this application, the metal sheet is inhaled to the back fixedly connected with magnetism of light screen, and the surface adsorption of the metal sheet is inhaled to magnetism is connected with the expansion board, and the expansion board is provided with the magnetism with a side that the metal sheet is close to is inhaled to magnetism, and installation card hole has been seted up to a side edge department of light screen, the side fixedly connected with joint piece of expansion board, and the size and the installation card hole looks adaptation of joint piece. When the shading area of light screen is less, need expand the light screen this moment, later can follow the back of light screen and take off the expansion board, later go into the inside in the installation card hole of light screen side with the joint piece card of expansion board side, can enlarge the area of light screen, improved the shading performance to the blank body, improved the convenience when using, can take place to rotate between interior dwang and the axis of rotation simultaneously, adjust the angle of shading, improved the convenience when using.
Description
Technical Field
This application belongs to projecting apparatus blank technical field, specifically is a projecting apparatus blank light screen.
Background
The projection whiteboard is a matte whiteboard, and is also of a double-layer structure, the surface layer is added at the magnetic bottom, and the surface layer is a matte surface and does not reflect light like the glossy surface, so that the projection whiteboard can be used for projection, can write and is magnetic, and is practical compared with a common whiteboard.
However, the area of the conventional light shielding plate cannot be expanded, so that it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The purpose of this application lies in: in order to solve the above-mentioned proposed problem, a projector whiteboard light shielding plate is provided.
The technical scheme adopted by the application is as follows: the utility model provides a projecting apparatus blank light screen, includes the blank body, the left and right sides of blank body rotates and is provided with the light screen, the metal sheet is inhaled to the back fixedly connected with magnetism of light screen, the surface adsorption of magnetism metal sheet is connected with the extension board, the extension board is provided with the magnetism suction disc with a side that the metal sheet is close to mutually is inhaled to magnetism, an installation card hole has been seted up to a side edge department of light screen, the side fixedly connected with joint piece of extension board, and the size and the installation card hole looks adaptation of joint piece.
Through adopting above-mentioned technical scheme, when the shading area of light screen is less, need expand the light screen this moment, later can take off the expansion board from the back of light screen, later go into the inside in the installation card hole of light screen side with the joint piece card of expansion board side to can enlarge the area of light screen, improve the shading performance to the blank body, convenience when having improved the use, can take place to rotate between interior dwang and the axis of rotation simultaneously, adjust the angle of shading, convenience when having improved the use.
In a preferred embodiment, a side face of the light shielding plate close to the whiteboard body is provided with a connecting rod, and the tail end of the connecting rod is provided with an inner rotating rod.
In a preferred embodiment, a side face of the light shielding plate close to the whiteboard body is provided with a connecting rod, and the tail end of the connecting rod is provided with an inner rotating rod.
Through adopting above-mentioned technical scheme to can adjust the angle of light screen, make to carry out the shading of multi-angle to the blank body, improve the convenience when using.
In a preferred embodiment, an upper clamping plate is fixedly connected above one side of the mounting base close to the whiteboard body, and the lower surface of the upper clamping plate abuts against the upper surface of the whiteboard body.
In a preferred embodiment, the bottom of the mounting base is in threaded connection with a mounting screw, a lower movable clamping plate is in threaded connection between the mounting screw and the mounting base, and the lower movable clamping plate and the upper clamping plate are clamped on the upper side surface and the lower side surface of the whiteboard body.
Through adopting above-mentioned technical scheme to can install internal dwang and mounting base, improve the fastness of mounting base when using.
In a preferred embodiment, a fastening screw is connected to the middle of the outer surface of the rotating shaft through a threaded hole, and one end of the fastening screw, which is located inside the rotating shaft, abuts against the outer wall of the inner rotating rod.
Through adopting above-mentioned technical scheme, after adjusting certain angle to the light screen, can twist the fastening screw and fix between light screen and the axis of rotation, stability when having improved the use.
In conclusion, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
in this application, when the shading area of light screen is less, need expand the light screen this moment, later can follow the back of light screen and take off the expansion board, later go into the inside in the installation card hole of light screen side with the joint piece card of expansion board side to can enlarge the area of light screen, improve the shading performance to the blank body, convenience when having improved the use, can take place to rotate between interior dwang and the axis of rotation simultaneously, adjust the angle of shading, convenience when having improved the use.
Drawings
FIG. 1 is a schematic view of a visor configuration of the present application;
FIG. 2 is a schematic view of the structure of the expansion board in the present application;
FIG. 3 is a schematic view of the installed light shield structure of the extender plate of the present application;
FIG. 4 is a schematic view of the bottom view of a light shielding plate according to the present application;
fig. 5 is a schematic diagram of a light shielding plate structure according to the present application.
The mark in the figure is: 1. a whiteboard body; 2. mounting a base; 3. an upper splint; 4. a movable splint is arranged; 5. a rotating shaft; 6. an inner rotating rod; 7. a connecting rod; 8. a visor; 9. an expansion board; 10. installing a clamping hole; 11. a clamping block; 12. fastening a screw rod; 13. a magnetic attraction plate; 14. installing a screw rod; 15. the metal plate is magnetically attracted.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
With reference to figures 1-5 of the drawings,
example (b):
the utility model provides a projecting apparatus whiteboard light screen, including whiteboard body 1, whiteboard body 1's the left and right sides rotates and is provided with light screen 8, light screen 8's back fixedly connected with magnetism inhales metal sheet 15, the surface adsorption of magnetism metal sheet 15 is connected with extension board 9, extension board 9 is provided with magnetism suction plate 13 with the side that magnetism metal sheet 15 is close to mutually, installation card hole 10 has been seted up to one side edge department of light screen 8, extension board 9's side fixedly connected with joint piece 11, and the size and the installation card hole 10 looks adaptation of joint piece 11, when light screen 8's shading area is less, need expand light screen 8 this moment, later can take off extension board 9 from light screen 8's the back, later go into the inside to the installation card hole 10 of light screen 8 side with joint piece 11 card of extension board 9 side, thereby can enlarge the area of light screen 8, the shading performance to whiteboard body 1 has been improved, the convenience when having improved the dwang, can take place to rotate in the while between 6 and the axis of rotation 5, the angle to the shading is adjusted, convenience when having improved the use.
A side face of the light screen 8 close to the whiteboard body 1 is provided with a connecting rod 7, the tail end of the connecting rod 7 is provided with an inner rotating rod 6, the outer portion of the inner rotating rod 6 is rotated to be provided with a rotating shaft 5, one side of the rotating shaft 5 close to the whiteboard body 1 is provided with an installation base 2, so that the angle of the light screen 8 can be adjusted, the light screen body 1 is shielded at multiple angles, and convenience in use is improved.
The screw hole threaded connection who sets up in the middle part of the surface of axis of rotation 5 has fastening screw 12, and fastening screw 12 is located the outer wall of dwang 6 including the inside one end butt of axis of rotation 5, adjusts certain angle to the light screen 8 after, can revolve wrong fastening screw 12 and fix between light screen 8 and the axis of rotation 5, has improved the stability when using.
The application provides an implementation principle of projecting apparatus whiteboard light screen embodiment does: during the use, when the shading area of light screen 8 is less, need expand light screen 8 this moment, later can take off extension board 9 from the back of light screen 8, later go into the inside of the installation card hole 10 of light screen 8 side with the joint piece 11 card of extension board 9 side, thereby can enlarge the area of light screen 8, improved the shading performance to whiteboard body 1, the convenience when using has been improved, simultaneously can take place to rotate between interior dwang 6 and the axis of rotation 5, adjust the angle of shading, the convenience when using has been improved.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (6)
1. The utility model provides a projecting apparatus whiteboard light screen, includes whiteboard body (1), its characterized in that: the left and right sides of blank body (1) rotates and is provided with light screen (8), metal sheet (15) are inhaled to the back fixedly connected with magnetism of light screen (8), the surface adsorption of magnetism metal sheet (15) is connected with expansion board (9), a side that expansion board (9) and magnetism metal sheet (15) are close to mutually is provided with magnetism and inhales board (13), installation card hole (10) have been seted up to a side edge department of light screen (8), the side fixedly connected with joint piece (11) of expansion board (9), and the size and the installation card hole (10) looks adaptation of joint piece (11).
2. A projector whiteboard shutter as claimed in claim 1, wherein: a side face, close to the whiteboard body (1), of the light screen plate (8) is provided with a connecting rod (7), and the tail end of the connecting rod (7) is provided with an inner rotating rod (6).
3. A projector whiteboard mask as claimed in claim 2, wherein: the outside of interior dwang (6) is rotated and is provided with axis of rotation (5), one side that axis of rotation (5) are close to whiteboard body (1) is provided with mounting base (2).
4. A projector whiteboard mask as claimed in claim 3, wherein: the whiteboard is characterized in that an upper clamping plate (3) is fixedly connected to the upper portion of one side, close to the whiteboard body (1), of the mounting base (2), and the lower surface of the upper clamping plate (3) abuts against the upper surface of the whiteboard body (1).
5. The projector whiteboard mask of claim 4, wherein: the bottom threaded connection of mounting base (2) has installation screw rod (14), threaded connection has down movable splint (4) between installation screw rod (14) and mounting base (2), and the upper and lower both sides surface at whiteboard body (1) is connected in the clamp between lower movable splint (4) and punch holder (3).
6. A projector whiteboard mask as claimed in claim 3, wherein: the outer surface middle part of axis of rotation (5) has fastening screw (12) through the screw hole threaded connection who sets up, and fastening screw (12) are located the inside one end butt of axis of rotation (5) outer wall of dwang (6) including.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802106.6U CN218728557U (en) | 2022-10-24 | 2022-10-24 | Projector white board shading plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802106.6U CN218728557U (en) | 2022-10-24 | 2022-10-24 | Projector white board shading plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218728557U true CN218728557U (en) | 2023-03-24 |
Family
ID=85590150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222802106.6U Active CN218728557U (en) | 2022-10-24 | 2022-10-24 | Projector white board shading plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218728557U (en) |
-
2022
- 2022-10-24 CN CN202222802106.6U patent/CN218728557U/en active Active
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