CN214154608U

CN214154608U - Think textbook scanning device of political affairs knowledge teaching usefulness

Info

Publication number: CN214154608U
Application number: CN202022861117.2U
Authority: CN
Inventors: 杨永利; 谢宁; 耿雨婷; 王洁莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-07
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a textbook scanning device for thinking and political affairs knowledge teaching, comprising a bottom plate, one side of the bottom plate is provided with a fixed column, the upper end of the fixed column is provided with a through center shaft, one side of the center shaft is hinged with a support arm, one end of the support arm is provided with a scanning probe, the upper end of the support arm is provided with a projection port and a light filling lamp, the upper surface of the bottom plate is provided with a plurality of limiting plates, the upper surface of the bottom plate is fixedly provided with a second fixed plate through bolts, and a pressing plate is arranged inside the second fixed plate; this practicality can provide the fixed knot structure to books and auxiliary material through the clamp plate that sets up and assorted auxiliary structure, guarantees projection during operation scanning probe's stable scanning, has guaranteed the scanning effect to the unset article of books isotructure.

Description

Think textbook scanning device of political affairs knowledge teaching usefulness

Technical Field

The utility model relates to a teaching field specifically is a think textbook scanning device of political affairs knowledge teaching usefulness.

Background

The projector is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a game machine, a DV and the like through different interfaces to play corresponding video signals, and is widely applied to families, offices, schools and entertainment places. The basic principle of a projector is to enlarge the outline or contour of a workpiece using optical elements and then project it onto a screen. It can be used for profile measurement by transmitted light, and also can be used for measuring the surface shape of a blind hole by reflected light. Besides being used for viewing, projectors are also often used for measurement of complex contours and small workpieces.

In teaching, a projector that scans and projects a book is also called a scanning projector, and the existing scanning projector for teaching has certain problems:

its structure of scanning formula projecting apparatus for current teaching is simple projection support body and scanning probe and projection port usually, does not provide the structure of supplementary teaching, like auxiliary structure such as fixed books, and is comparatively troublesome in the teaching use, has certain use problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a think textbook scanning device of political affairs knowledge teaching usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a think textbook scanning device of political affairs knowledge teaching usefulness, includes the bottom plate, the fixed column has been seted up to one side of bottom plate, the axis that runs through is seted up to the upper end of fixed column, centraxonial one side articulates there is the support arm, scanning probe has been seted up to the one end of support arm, projection port and light filling lamp have been seted up to the upper end of support arm, a plurality of limiting plates have been seted up to the upper surface of bottom plate, the upper surface of bottom plate passes through bolt fixed mounting second fixed plate, the clamp plate has been seted up to the inside of second fixed plate.

Preferably, there is a first fixed plate on one side of the upper surface of the base plate through bolt fixed mounting, a limit sleeve is welded at the upper end of the first fixed plate, and the fixed column is fixed at the middle position of the limit sleeve through clamping.

Preferably, the pressing plate is made of transparent glass material, the support arm is hinged to the fixing column through a middle shaft, a first damping plate in threaded connection with the middle shaft is arranged on the outer side of the support arm, and a second damping plate in threaded connection with the middle shaft is arranged between the fixing column and the support arm.

Preferably, a touch panel is arranged on one side, located at the projection port, of the upper surface of the support arm, and the pressing plate is in threaded connection with the bottom plate through a penetrating bolt.

Preferably, the bottom plate is made of a wood plate, the support arm and the fixing column are made of synthetic plastics, and the first fixing plate is made of a metal material.

Compared with the prior art, the beneficial effects of the utility model are that:

through the clamp plate that sets up and assorted auxiliary structure thereof, can provide the fixed knot structure to books and auxiliary material, guarantee projection during operation scanning probe's stable scanning, the scanning effect to the unsettled article of books isotructure has been guaranteed, limiting plate through setting up can provide the spacing effect to the paper material in addition, and first damping plate and second damping plate and assorted auxiliary structure through setting up, the limit structure to support arm and fixed column is provided, the damping plate through setting up provides stable operatable support arm structure, it conveniently possesses certain beneficial effect to operate.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic structural view of the damping plate of the present invention.

In the figure: 10. a base plate; 11. a first fixing plate; 12. a limiting sleeve; 13. fixing a column; 14. a middle shaft; 15. a first damping plate; 16. a limiting plate; 17. pressing a plate; 18. a second fixing plate; 19. a second damping plate; 20. a support arm; 21. scanning the probe; 22. a projection port; 23. a light supplement lamp; 24. a touch pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a textbook scanning device for thinking and political affairs knowledge teaching includes a bottom plate 10, a fixing column 13 is disposed on one side of the bottom plate 10, a middle shaft 14 penetrating through the fixing column 13 is disposed at an upper end of the fixing column 13, a support arm 20 is hinged to one side of the middle shaft 14, a scanning probe 21 is disposed at one end of the support arm 20, a projection port 22 and a light supplement lamp 23 are disposed at an upper end of the support arm 20, a plurality of limiting plates 16 are disposed on an upper surface of the bottom plate 10, a second fixing plate 18 is fixedly mounted on the upper surface of the bottom plate 10 through bolts, and a pressing plate 17 is disposed inside the second fixing plate 18.

A first fixing plate 11 is fixedly mounted on one side of the upper surface of the base plate 10 through a bolt, a limiting sleeve 12 is welded at the upper end of the first fixing plate 11, the fixing column 13 is fixed to the middle position of the limiting sleeve 12 in a clamping manner, the support arm 20 is hinged to the fixing column 13 through a middle shaft 14, a first damping plate 15 in threaded connection with the middle shaft 14 is arranged on the outer side of the support arm 20, a second damping plate 19 in threaded connection with the middle shaft 14 is arranged between the fixing column 13 and the support arm 20, and the first damping plate 15 and the second damping plate 19 form a damping restriction effect on the fixing column 13 and the support arm 20 so as to achieve a stable control effect of the support arm 20;

the upper surface of the support arm 20 is provided with a touch panel 24 on one side of the projection port 22, the operation is performed through the touch panel 24, the pressing plate 17 is made of a transparent glass material, the pressing plate 17 is in threaded connection with the base plate 10 through a penetrating bolt, the transparent glass material can provide a stable light inlet and smooth fixing structure, the surface smoothness of structures such as books and the like is guaranteed while light inlet is guaranteed, the base plate 10 is made of a wood plate, the support arm 20 and the fixing column 13 are made of synthetic plastics, and the first fixing plate 11 is made of a metal material.

The working principle is as follows: when carrying out the use, through the scanning position and the angle that rotate 20 regulation scanning probe 21 of support arm, the projection angle accessible rotation projection port 22 of projection port 22 is adjusted, article such as books are placed in the below of clamp plate 17, then screw up second fixed plate 18 downwards through the bolt, the completion is fixed to article such as books, scanning probe 21 can directly scan, the paper material can directly be placed in the inboard of limiting plate 16, it is spacing through the right angle notch, clamp plate 17 still need push down, guarantee the level and smooth of paper surface.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a think textbook scanning device of political affairs knowledge teaching usefulness, includes bottom plate (10), fixed column (13), its characterized in that have been seted up to one side of bottom plate (10): the upper end of the fixing column (13) is provided with a penetrating middle shaft (14), one side of the middle shaft (14) is hinged to a support arm (20), one end of the support arm (20) is provided with a scanning probe (21), the upper end of the support arm (20) is provided with a projection port (22) and a light supplement lamp (23), the upper surface of the bottom plate (10) is provided with a plurality of limiting plates (16), the upper surface of the bottom plate (10) is fixedly provided with a second fixing plate (18) through bolts, and a pressing plate (17) is arranged inside the second fixing plate (18).

2. The apparatus according to claim 1, wherein the scanning device comprises: the upper surface one side of bottom plate (10) has first fixed plate (11) through bolt fixed mounting, the upper end welding of first fixed plate (11) has stop collar (12), fixed column (13) are fixed through the mode of joint with the middle part position of stop collar (12).

3. The apparatus according to claim 1, wherein the scanning device comprises: the pressing plate (17) is made of transparent glass materials, the support arm (20) is hinged to the fixing column (13) through the middle shaft (14), a first damping plate (15) in threaded connection with the middle shaft (14) is arranged on the outer side of the support arm (20), and a second damping plate (19) in threaded connection with the middle shaft (14) is arranged between the fixing column (13) and the support arm (20).

4. The apparatus according to claim 1, wherein the scanning device comprises: the upper surface of the support arm (20) is provided with a touch control plate (24) at one side of the projection port (22), and the pressing plate (17) is in threaded connection with the bottom plate (10) through a penetrating bolt.

5. The apparatus according to claim 2, wherein the scanning device comprises: the bottom plate (10) is made of a wood plate, the support arm (20) and the fixing column (13) are made of synthetic plastics, and the first fixing plate (11) is made of a metal material.