A kind of English teaching device
The utility model is related to a kind of instructional device technical field, specifically, more particularly to a kind of English teaching device.
At present in English teaching, teacher needs key content to be set out on blackboard to facilitate classmates to take notes or multiple
Practise, however, existing blackboard has problems with：It is highly non-adjustable, be not easy to it is mobile, in-convenience in use, and be not bound with
Modern advanced information technology, using artificial writing on the blackboard, and cannot amplify and reduce, and cause the student below cannot be it is clear that carrying
The amount of labour of Gao Liao teacher.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to disclose a kind of English
Language instructional device, it uses touch display screen, and its height and position and corner are adjustable, and font size can amplify and reduce,
Loudspeaker and wireless communication module are installed, intelligence degree is high and utilization rate is high.
The utility model solves the technical scheme that its technical problem used：A kind of English teaching device, including roller,
Left lifting motor, clutch shaft bearing, left base, left column, left screw rod, left nut, driving pulley, corner adjustment motor, left rotary shaft,
Synchronous cog belt, left lifting column, driven pulley, framework, touch display screen, loudspeaker, second bearing, right spindle, right lifting column,
Right nut, right column, right screw rod, right lifting motor, right base and solar energy photovoltaic panel；The touch display screen is arranged on framework
Interior, the touch display screen back side is provided with solar energy photovoltaic panel, and the framework left end is installed with left rotary shaft, framework right-hand member
Right spindle is installed with, the left rotary shaft is arranged on left lifting column by second bearing, and the right spindle passes through the second axle
Hold on right lifting column, the driven pulley is arranged in left rotary shaft, the corner adjustment motor is fixedly mounted on left liter
In drop post, the driving pulley is fixedly mounted on corner adjustment motor output shaft, and the synchronous cog belt is arranged on main belt
On wheel and driven pulley, the left nut is fixedly mounted in left lifting column, and the left column bottom is fixedly mounted on left base
On, the left lifting motor is fixedly mounted in left base, and the left screw rod is arranged on left column centre bore by clutch shaft bearing
In, the left lifting motor output shaft is connected with left screw rod bottom, and left nut is arranged on left screw rod, and the right nut fixes peace
In right lifting column, the right column bottom is fixedly mounted on right base, and the right lifting motor is fixedly mounted on right bottom
In seat, the right screw rod is arranged in right column centre bore by clutch shaft bearing, the right lifting motor output shaft and right screw rod
Bottom is connected, and right nut is arranged on right screw rod, and the left base bottom and right base bottom are fitted with roller, the left liter
Loudspeaker is fitted with drop post and right lifting column.
As a kind of preferred embodiment of the present utility model, the left column upper end be arranged in left lifting column endoporus and
Can slide up and down.
As a kind of preferred embodiment of the present utility model, the right column upper end be arranged in right lifting column endoporus and
Can slide up and down.
As a kind of preferred embodiment of the present utility model, wireless communication module is installed in the framework.
Operation principle：Corner adjustment motor by synchronous cog belt drive driven pulley rotate so that drive left rotary shaft with
Right spindle is rotated, and thus drives the touch display screen in framework to rotate, so as to have adjusted the angle of touch display screen and horizontal plane,
Final adjustment touch display screen and student sight line angle；Left lifting motor and right lifting motor synchronous axial system, so as to drive a left side
The synchronous axial system of screw rod and right screw rod, thus drive moving up and down for left nut and right nut, final adjustment touch display screen
Height and position.
The utility model has advantages below compared with prior art：
A kind of English teaching device disclosed in the utility model, using touch display screen, its height and position and corner are adjustable,
And font size can amplify and reduce, loudspeaker and wireless communication module are installed, intelligence degree is high and utilization rate is high.
Brief description of the drawings
Fig. 1 is a kind of structural front view of specific embodiment of the present utility model；
Fig. 2 is a kind of structure rearview of specific embodiment of the present utility model；
Fig. 3 is partial view at a kind of A of specific embodiment of the present utility model.
Description of reference numerals：
1：Roller, 2：Left lifting motor, 3：Clutch shaft bearing, 4：Left base, 5：Left column, 6：Left screw rod, 7：Left nut, 8：
Driving pulley, 9：Corner adjusts motor, 10：Left rotary shaft, 11：Synchronous cog belt, 12：Left lifting column, 13：Driven pulley, 14：Frame
Frame, 15：Touch display screen, 16：Loudspeaker, 17：Second bearing, 18：Right spindle, 19：Right lifting column, 20：Right nut, 21：It is right
Column, 22：Right screw rod, 23：Right lifting motor, 24：Right base, 25：Solar energy photovoltaic panel.
Below in conjunction with the accompanying drawings and embodiment describes the utility model specific embodiment：
It should be noted that structure, ratio, size for illustrating in this specification institute accompanying drawing etc., are only used to coordinate explanation
Content disclosed in book, so that those skilled in the art understands and reads, is not limited to the utility model enforceable
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated the utility model is not influenceed
Effect and the purpose to be reached under, all should still fall obtain the scope that can cover in the technology contents disclosed in the utility model
It is interior.
Meanwhile, in this specification it is cited such as " on ", D score, "left", "right", the term of " centre " and " ", also
Only understanding for ease of narration, and be not used to limit the enforceable scope of the utility model, its relativeness is altered or modified,
Under without essence change technology contents, when being also considered as the enforceable category of the utility model.
As shown in FIG. 1 to 3, it illustrates specific embodiment of the present utility model；As illustrated, the utility model is public
A kind of English teaching device opened, including roller 1, left lifting motor 2, clutch shaft bearing 3, left base 4, left column 5, left screw rod 6,
Left nut 7, driving pulley 8, corner adjustment motor 9, left rotary shaft 10, synchronous cog belt 11, left lifting column 12, driven pulley 13,
Framework 14, touch display screen 15, loudspeaker 16, second bearing 17, right spindle 18, right lifting column 19, right nut 20, right column
21st, right screw rod 22, right lifting motor 23, right base 24 and solar energy photovoltaic panel 25；The touch display screen 15 is arranged on framework
In 14, the back side of the touch display screen 15 is provided with solar energy photovoltaic panel 25, and the left end of the framework 14 is installed with left rotary shaft
10, the right-hand member of framework 14 is installed with right spindle 18, and the left rotary shaft 10 is arranged on left lifting column 12 by second bearing 17,
The right spindle 18 is arranged on right lifting column 19 by second bearing 17, and the driven pulley 13 is arranged in left rotary shaft 10,
The corner adjustment motor 9 is fixedly mounted in left lifting column 12, and the driving pulley 8 is fixedly mounted on corner adjustment motor 9
On output shaft, the synchronous cog belt 11 is arranged on driving pulley 8 and driven pulley 13, and the left nut 7 is fixedly mounted on
In left lifting column 12, the bottom of the left column 5 is fixedly mounted on left base 4, and the left lifting motor 2 is fixedly mounted on left bottom
In seat 4, the left screw rod 6 is arranged in the centre bore of left column 5 by clutch shaft bearing 3, the output shaft of left lifting motor 2 with it is left
The bottom of screw rod 6 is connected, and left nut 7 is arranged on left screw rod 6, and the right nut 20 is fixedly mounted in right lifting column 19, described
The bottom of right column 21 is fixedly mounted on right base 24, and the right lifting motor 23 is fixedly mounted in right base 24, the right side
Screw rod 22 is arranged in the centre bore of right column 21 by clutch shaft bearing 3, the output shaft of right lifting motor 23 and the bottom of right screw rod 22
End connection, right nut 20 is arranged on right screw rod 22, and the bottom of left base 4 and the bottom of right base 24 are fitted with roller 1, institute
State in left lifting column 12 and right lifting column 19 and be fitted with loudspeaker 16.
Preferably, the upper end of the left column 5 is arranged in the endoporus of left lifting column 12 and can slide up and down.
Preferably, the upper end of the right column 21 is arranged in the endoporus of right lifting column 19 and can slide up and down.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned implementation method, in the ken that those of ordinary skill in the art possess, can also not depart from the utility model
Made a variety of changes on the premise of objective.
Not departing from spirit and scope of the present utility model can make many other changes and remodeling.It should be appreciated that this reality
Specific implementation method is not limited to new, scope of the present utility model is defined by the following claims.