CN216202287U

CN216202287U - Multimedia teaching is with projecting apparatus that possesses quick adjustment and dustproof function of intelligence

Info

Publication number: CN216202287U
Application number: CN202122413036.0U
Authority: CN
Inventors: 宋姣红
Original assignee: Individual
Current assignee: Shenzhen Fanghua Optoelectronics Technology Co ltd
Priority date: 2021-10-05
Filing date: 2021-10-05
Publication date: 2022-04-05
Anticipated expiration: 2031-10-05

Abstract

The utility model discloses a projector with quick adjustment and intelligent dustproof functions for multimedia teaching, which comprises a mounting plate, wherein mounting holes are formed in four corners of the top of the mounting plate, a shell is fixedly connected to the center of the bottom of the mounting plate, and a stepping motor is fixedly connected to the left side of the top of the inner wall of the shell. According to the utility model, the projector has the advantages that the projector can be quickly adjusted and prevented from dust by arranging the shell, the stepping motor, the first gear, the second gear, the rotary column, the rotary disk, the connecting column, the rotary plate, the limiting plate, the projector body, the first fixing plate, the second fixing plate, the long bolt, the nut, the servo motor, the cleaning plate, the cleaning brush hair, the bearing, the circular sliding groove and the sliding block, so that the projection angle of the projector can be quickly adjusted when the projector is used, meanwhile, dust can be removed from the projector, the intelligent effect of the projector is improved, and the use requirements of users can be met.

Description

Multimedia teaching is with projecting apparatus that possesses quick adjustment and dustproof function of intelligence

Technical Field

The utility model relates to the technical field of projectors, in particular to a projector with functions of quick adjustment and intelligent dust prevention for multimedia teaching aids.

Background

The projector, also known as a projector, is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals.

The teacher need use the projecting apparatus when carrying out multimedia teaching, and present projecting apparatus has following shortcoming at present: current projecting apparatus does not have quick adjustment and dirt-proof function, leads to the projecting apparatus when using, the projection angle of regulation projecting apparatus that can not be quick, can not remove dust to the projecting apparatus simultaneously, has reduced the intelligent effect of projecting apparatus, can't satisfy user's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a projector with quick adjustment and intelligent dustproof functions for a multimedia teaching aid, which has the advantages of quick adjustment and dust prevention for the projector and solves the problems that the projection angle of the projector cannot be quickly adjusted and the projector cannot be dedusted when the projector is used because the existing projector does not have the functions of quick adjustment and dust prevention.

In order to achieve the purpose, the utility model provides the following technical scheme: a projector with quick adjustment and intelligent dustproof functions for multimedia teaching comprises a mounting plate, wherein mounting holes are formed in four corners of the top of the mounting plate, a shell is fixedly connected to the center of the bottom of the mounting plate, a stepping motor is fixedly connected to the left side of the top of the inner wall of the shell, a first gear is fixedly connected to the output end of the stepping motor, a second gear is meshed with the right side of the first gear, a rotating column is fixedly connected to the axis of the second gear, a rotary table is fixedly connected to the bottom of the rotating column, connecting columns are fixedly connected to two sides of the bottom of the rotary table, a rotating plate is fixedly connected to the bottom of the connecting columns, limiting plates are fixedly connected to two sides of the bottom of the rotating plate, a projector body is arranged at the bottom of the inner side of each limiting plate, a first fixing plate is fixedly connected to the bottom of the inner side of each limiting plate, the projector comprises a projector body and is characterized in that second fixing plates are fixedly connected to two sides of the projector body, long bolts are arranged at the tops of the second fixing plates, the bottoms of the long bolts penetrate through the bottom of the first fixing plate and are in threaded connection with nuts, a servo motor is fixedly mounted at the center of the bottom of a rotating plate, a cleaning plate is fixedly connected to the output end of the servo motor, cleaning bristles are fixedly connected to the bottom of the cleaning plate, and the bottoms of the cleaning bristles are in contact with the top of the projector body.

Preferably, the top end of the rotating column is sleeved with a bearing, and the top of the bearing is fixedly connected with the center of the top of the inner wall of the shell.

Preferably, a circular sliding groove is formed in the bottom of one side of the inner wall of the shell, sliding blocks are connected to four corners of an inner cavity of the circular sliding groove in a sliding mode, and the inner side of each sliding block is fixedly connected with the outer side of the corresponding rotary table.

Preferably, the surface of the first gear is provided with a first tooth, the surface of the second gear is provided with a second tooth, and the first tooth and the second tooth are meshed with each other.

Preferably, the inner cavity of the first fixing plate is provided with a first through groove, the inner cavity of the second fixing plate is provided with a second through groove, and the diameters of the first through groove and the second through groove are both larger than the diameter of the long bolt.

Preferably, the tops of the two sides of the servo motor are fixedly connected with mounting blocks, and the bottoms of the mounting blocks are fixedly mounted with the bottoms of the rotating plates through bolts.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the projector has the advantages that the projector can be quickly adjusted and prevented from dust by arranging the shell, the stepping motor, the first gear, the second gear, the rotary column, the rotary disk, the connecting column, the rotary plate, the limiting plate, the projector body, the first fixing plate, the second fixing plate, the long bolt, the nut, the servo motor, the cleaning plate, the cleaning brush hair, the bearing, the circular sliding groove and the sliding block, so that the projection angle of the projector can be quickly adjusted when the projector is used, meanwhile, dust can be removed from the projector, the intelligent effect of the projector is improved, and the use requirements of users can be met.

2. The projector has the advantages that the stepping motor, the first gear and the second gear are matched with each other to drive the rotary column to rotate, the first fixing plate, the second fixing plate, the long bolt and the nut are matched with each other to achieve the effect of convenient installation and fixation of the projector body, the servo motor, the cleaning plate and the cleaning brush are matched with each other to achieve the effect of automatically cleaning dust on the top of the projector body, the bearing is arranged to achieve the effect of stabilizing the rotary column during rotation, and the circular sliding groove and the sliding block are arranged to achieve the effect of stabilizing the rotary disk during rotation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged sectional view of the inner structure of the housing according to the present invention;

FIG. 3 is an enlarged sectional top view of the internal structure of the housing according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention.

In the figure: 1. mounting a plate; 2. mounting holes; 3. a housing; 4. a stepping motor; 5. a first gear; 6. a second gear; 7. a spin column; 8. a turntable; 9. connecting columns; 10. a rotating plate; 11. a limiting plate; 12. a projector body; 13. a first fixing plate; 14. a second fixing plate; 15. a long bolt; 16. a nut; 17. a servo motor; 18. cleaning the board; 19. cleaning the bristles; 20. a bearing; 21. a circular chute; 22. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a projector with quick adjustment and intelligent dustproof functions for multimedia teaching comprises a mounting plate 1, mounting holes 2 are formed at four corners of the top of the mounting plate 1, a housing 3 is fixedly connected to the center of the bottom of the mounting plate 1, a stepping motor 4 is fixedly connected to the left side of the top of the inner wall of the housing 3, a first gear 5 is fixedly connected to the output end of the stepping motor 4, a second gear 6 is engaged with the right side of the first gear 5, a rotating column 7 is fixedly connected to the axis of the second gear 6, a rotating disc 8 is fixedly connected to the bottom of the rotating column 7, connecting columns 9 are fixedly connected to two sides of the bottom of the rotating disc 8, a rotating plate 10 is fixedly connected to the bottom of the connecting columns 9, limiting plates 11 are fixedly connected to two sides of the bottom of the rotating plate 10, a projector body 12 is arranged at the bottom of the inner side of the limiting plates 11, and a first fixing plate 13 is fixedly connected to the bottom of the inner side of the limiting plates 11, the two sides of the projector body 12 are fixedly connected with a second fixing plate 14, the top of the second fixing plate 14 is provided with a long bolt 15, the bottom end of the long bolt 15 penetrates to the bottom of the first fixing plate 13 and is in threaded connection with a nut 16, the center of the bottom of the rotating plate 10 is fixedly provided with a servo motor 17, the output end of the servo motor 17 is fixedly connected with a cleaning plate 18, the bottom of the cleaning plate 18 is fixedly connected with cleaning bristles 19, the bottom of the cleaning bristles 19 is in contact with the top of the projector body 12, the top end of the rotating column 7 is sleeved with a bearing 20, the top of the bearing 20 is fixedly connected with the center of the top of the inner wall of the shell 3, the bottom of one side of the inner wall of the shell 3 is provided with a circular chute 21, four corners of the inner cavity of the circular chute 21 are all in sliding connection with sliders 22, the inner side of each slider 22 is fixedly connected with the outer side of the rotating plate 8, and the surface of the first gear 5 is provided with a first tooth, the surface of the second gear 6 is provided with a second tooth, the first tooth and the second tooth are meshed, the inner cavity of the first fixing plate 13 is provided with a first through groove, the inner cavity of the second fixing plate 14 is provided with a second through groove, the diameters of the inner cavities of the first through groove and the second through groove are both larger than the diameter of the long bolt 15, the tops of two sides of the servo motor 17 are fixedly connected with mounting blocks, the bottoms of the mounting blocks are fixedly mounted with the bottom of the rotating plate 10 through bolts, the first gear 5 and the second gear 6 are matched with each other through the step motor 4, so that the effect of driving the rotating column 7 to rotate is achieved, the first fixing plate 13, the second fixing plate 14, the long bolt 15 and the nut 16 are matched with each other, the effect of facilitating mounting and fixing is achieved for the projector body 12, the effect of automatically cleaning dust is achieved for the top of the projector body 12 through the arrangement of the servo motor 17, the cleaning plate 18 and the cleaning bristles 19, through setting up bearing 20, play stable effect when rotating to column spinner 7, through setting up circular spout 21 and slider 22, play stable effect when rotating to carousel 8, through setting up casing 3, step motor 4, first gear 5, second gear 6, column spinner 7, carousel 8, spliced pole 9, rotor plate 10, limiting plate 11, projecting apparatus body 12, first fixed plate 13, second fixed plate 14, long bolt 15, nut 16, servo motor 17, cleaning plate 18, clean brush hair 19, bearing 20, circular spout 21 and slider 22 mutually support, but reached the quick adjustment of projecting apparatus and dirt-proof advantage, make the projecting apparatus when using, the projection angle of regulation projecting apparatus that can be quick, can remove dust to the projecting apparatus simultaneously, the intelligent effect of projecting apparatus has been improved, user's user demand can be satisfied.

When the projector is used, the second fixing plate 14 is firstly placed at the top of the first fixing plate 13, the second fixing plate 14 and the first fixing plate 13 are penetrated through by the long bolt 15, the nut 16 is screwed on the surface of the long bolt 15 to install and fix the projector body 12, the stepping motor 4 is turned on through the external controller, the stepping motor 4 is started to drive the first gear 5 to start rotating, the first gear 5 drives the second gear 6 to start rotating, the second gear 6 drives the rotary column 7 to start rotating in the inner cavity of the bearing 20, so that the rotary column 7 is stable in rotation, meanwhile, the rotary column 7 drives the rotary table 8 to start rotating, the rotary table 8 drives the sliding block 22 to start rotating in the inner cavity of the circular sliding groove 21, so that the rotary table 8 is stable in rotation, meanwhile, the rotary table 8 drives the connecting column 9 to start rotating, the connecting column 9 drives the rotary table 10 to start rotating, rotor plate 10 rotates and drives limiting plate 11 and begins to rotate, limiting plate 11 rotates and drives projecting apparatus body 12 and begin to adjust projection angle, long-time use, there is the dust at projecting apparatus body 12 top, open servo motor 17 through the peripheral hardware controller, servo motor 17 starts to drive and cleans board 18 and cleans brush hair 19 and begins to rotate, clean board 18 and clean brush hair 19 and rotate and begin to clean dustproof to the dust at projecting apparatus body 12 top, thereby reached can quick adjustment and dirt-proof advantage to the projecting apparatus.

All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description is made here, and the peripheral controller mentioned in the specification may play a role of controlling the electric elements mentioned herein, and the peripheral controller is a conventionally known device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multimedia teaching is with projecting apparatus that possesses quick adjustment and dustproof function of intelligence, includes mounting panel (1), its characterized in that: mounting holes (2) are formed in four corners of the top of the mounting plate (1), a shell (3) is fixedly connected to the center of the bottom of the mounting plate (1), a stepping motor (4) is fixedly connected to the left side of the top of the inner wall of the shell (3), a first gear (5) is fixedly connected to the output end of the stepping motor (4), a second gear (6) is meshed to the right side of the first gear (5), a rotating column (7) is fixedly connected to the axis of the second gear (6), a rotating disc (8) is fixedly connected to the bottom of the rotating column (7), connecting columns (9) are fixedly connected to two sides of the bottom of the rotating disc (8), rotating plates (10) are fixedly connected to the bottom of the connecting columns (9), limiting plates (11) are fixedly connected to two sides of the bottom of the rotating plates (10), and a projector body (12) is arranged at the bottom of the inner side of the limiting plates (11), the utility model discloses a set of projector's dust collector, including limiting plate (11), the inboard first fixed plate of bottom fixedly connected with (13) of limiting plate (11), the equal fixedly connected with second fixed plate (14) in both sides of projector body (12), the top of second fixed plate (14) is provided with stay bolt (15), the bottom of stay bolt (15) is run through to the bottom of first fixed plate (13) and threaded connection has nut (16), the center department fixed mounting of rotor plate (10) bottom has servo motor (17), the output fixedly connected with of servo motor (17) cleans board (18), the bottom fixedly connected with that cleans board (18) cleans brush hair (19), the bottom that cleans brush hair (19) contacts with the top of projector body (12).

2. The projector with the functions of quick adjustment and intelligent dust prevention for the multimedia teaching tool according to claim 1, characterized in that: the top end of the rotating column (7) is sleeved with a bearing (20), and the top of the bearing (20) is fixedly connected with the center of the top of the inner wall of the shell (3).

3. The projector with the functions of quick adjustment and intelligent dust prevention for the multimedia teaching tool according to claim 1, characterized in that: circular spout (21) have been seted up to the bottom of casing (3) inner wall one side, the equal sliding connection in four corners of circular spout (21) inner chamber has slider (22), the inboard outside fixed connection with carousel (8) of slider (22).

4. The projector with the functions of quick adjustment and intelligent dust prevention for the multimedia teaching tool according to claim 1, characterized in that: the surface of the first gear (5) is provided with a first tooth, the surface of the second gear (6) is provided with a second tooth, and the first tooth and the second tooth are meshed.

5. The projector with the functions of quick adjustment and intelligent dust prevention for the multimedia teaching tool according to claim 1, characterized in that: a first through groove is formed in the inner cavity of the first fixing plate (13), a second through groove is formed in the inner cavity of the second fixing plate (14), and the diameters of the first through groove and the second through groove are larger than the diameter of the long bolt (15).

6. The projector with the functions of quick adjustment and intelligent dust prevention for the multimedia teaching tool according to claim 1, characterized in that: the top of the two sides of the servo motor (17) is fixedly connected with an installation block, and the bottom of the installation block is fixedly installed with the bottom of the rotating plate (10) through a bolt.