CN213844404U

CN213844404U - Presentation device is used in chinese teaching

Info

Publication number: CN213844404U
Application number: CN202022469972.9U
Authority: CN
Inventors: 王姿懿
Original assignee: Hangzhou Linan Jiancheng Office Supplies Co Ltd
Current assignee: Hangzhou Linan Jiancheng Office Supplies Co Ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-30
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a demonstration device for Chinese teaching, which comprises a demonstration main board and a display screen, wherein the front end of the demonstration main board is provided with the display screen, the back of the display screen is provided with a blackboard, the left side of the blackboard is provided with a handle, the top end of the demonstration main board is provided with a lighting lamp, the inside of the demonstration main board is provided with a chute, the top end of the back of the blackboard is provided with a slider, the upper end of the demonstration main board is provided with a support rod, the upper end of the support rod is provided with a top plate, the two sides of the support rod are provided with a sound box, the right side of the display screen is provided with a clock, the lower end of the clock is provided with a storage battery and a control switch, the lower end of the storage battery is provided with a timer, the lower end of the timer is provided with a touch control board, the right side of the demonstration main board is provided with a teaching rod groove, the utility model has reasonable structure, and is convenient for a teacher to adjust to a proper and comfortable angle according to self condition to write, the function is various, and convenient to use is favorable to the student to watch.

Description

Presentation device is used in chinese teaching

Technical Field

The utility model relates to a teaching auxiliary assembly field specifically is a presentation device is used in chinese teaching.

Background

The chinese is a teaching subject in the basic education course system, the content of its teaching is the language culture, its form of operation is also the language culture, the ability of chinese is the basis of studying other subjects and science, also an important human society subject, the instrument of people's communication thought, have the unified characteristics of instrumentality and humanity, often need explain various chinese knowledge on the demonstration board in the in-process of chinese teaching, however, the height of regulation demonstration board that current presentation device can not be fine, inconvenient student is watching, poor stability, the function singleness, it is inconvenient to remove, it is intelligent inadequately, in order to solve above-mentioned problem that exists, the utility model discloses a presentation device is used in chinese teaching.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the height that has the regulation demonstration board that can not be fine among the prior art, inconvenient student is watching, poor stability, and the function singleness is removed inconveniently, and is intelligent inadequately, and the presentation device is used in chinese teaching that proposes.

In order to achieve the above object, the utility model provides a following technical scheme: the demonstration device comprises a demonstration mainboard and a display screen, wherein the display screen is arranged at the front end of the demonstration mainboard, a blackboard is arranged behind the display screen, a handle is arranged on the left side of the blackboard, an illuminating lamp is arranged at the top end of the demonstration mainboard, a sliding groove is formed in the demonstration mainboard, a sliding block is arranged at the top end of the back face of the blackboard, a supporting rod is arranged at the upper end of the demonstration mainboard, a top plate is arranged at the upper end of the supporting rod, sound devices are arranged on two sides of the supporting rod, a clock is arranged on the right side of the display screen, a storage battery and a control switch are arranged at the lower end of the clock, a timer is arranged at the lower end of the storage battery, a touch control plate is arranged at the lower end of the timer, a teaching rod groove is arranged on the right side of the demonstration mainboard, a connecting rod is connected to the lower end of the demonstration mainboard, a drawer is arranged at the lower end of the connecting rod, and piston rods are arranged on two sides of the drawer, the lower extreme of piston rod is provided with the electric lift jar, the lower extreme of electric lift jar is provided with the rotary disk, the outside of rotary disk is provided with the locating pin, the lower extreme of rotary disk is provided with the base, the inside driving motor that is provided with of base, driving motor's lower extreme is provided with damping spring, the lower extreme of base is provided with the universal wheel, the outside of universal wheel is provided with the stopper, the utility model discloses rational in infrastructure, the mr of being convenient for adjusts according to self condition and writes to suitable comfortable angle, and the function is various, and convenient to use is favorable to the student to watch.

Preferably, the slider adopts protruding type block structure, the spout adopts concave groove structure, and both match each other, conveniently realize with the blackboard from demonstrating the interior roll-off of mainboard.

Preferably, the driving motor is electrically connected with the electric lifting cylinder, and the driving motor is used for driving the piston rod in the electric lifting cylinder to lift.

Preferably, the display screen is electrically connected with the touch pad, and the touch pad is electrically connected with the sound box.

Preferably, the touch pad is electrically connected with the timer, and the touch pad is electrically connected with the storage battery.

Preferably, the control switch comprises a display screen switch, a lighting lamp switch, a touch pad switch and a lifting switch.

Preferably, the periphery of the rotating disk is provided with positioning holes, the positioning holes are in active connection with the positioning pins, and the positioning pins are inserted into the corresponding positioning holes to fix the rotating disk.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses presentation device for chinese teaching is rational in infrastructure, and the mr of being convenient for adjusts according to self condition and writes to suitable comfortable angle, and the function is various, and convenient to use is favorable to the student to watch.

Drawings

FIG. 1 is a schematic view of the overall structure of the demonstration device for Chinese teaching of the present invention,

fig. 2 is the utility model discloses presentation device's blackboard back structure schematic diagram is used in chinese teaching.

In the figure: 1-display screen, 2-blackboard, 3-top plate, 4-support rod, 5-sliding chute, 6-illuminating lamp, 7-sound, 8-clock, 9-storage battery, 10-control switch, 11-timer, 12-teaching rod groove, 13-touch control plate, 14-piston rod, 15-electric lifting cylinder, 16-handle, 17-USB interface, 18-connecting rod, 19-drawer, 20-rotating disk, 21-positioning pin, 22-base, 23-damping spring, 24-driving motor, 25-universal wheel, 26-brake, 27-demonstration mainboard and 28-sliding block.

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. 1-2, the present invention provides a technical solution: including demonstration mainboard 27 and display screen 1, the front end of demonstration mainboard 27 is provided with display screen 1, the back of display screen 1 is provided with blackboard 2, the left side of blackboard 2 is provided with handle 16, conveniently stimulates blackboard 2, the top of demonstration mainboard 27 is provided with light 6, throws light on when light is dark, the inside of demonstration mainboard 27 is provided with spout 5, the back top of blackboard 2 is provided with slider 28, the upper end of demonstration mainboard 27 is provided with bracing piece 4, the upper end of bracing piece 4 is provided with roof 3, prevents that the thing that falls from above from causing the harm to the presentation device, the both sides of bracing piece 4 are provided with stereo set 7, the right side of display screen 1 is provided with clock and watch 8, the lower extreme of clock and watch 8 is provided with battery 9 and control switch 10, the lower extreme of battery 9 is provided with time-recorder 11 for the time of regularly playing the text, the lower end of the timer 11 is provided with a touch panel 13, the right side of the demonstration main board 27 is provided with a teaching rod groove 12 for storing teaching rods, the lower end of the demonstration main board 27 is connected with a connecting rod 18, the lower end of the connecting rod 18 is provided with a drawer 19 for storing teaching sundries such as chalks and textbooks, the two sides of the drawer 19 are provided with piston rods 14, the lower end of each piston rod 14 is provided with an electric lifting cylinder 15, the lower end of the electric lifting cylinder 15 is provided with a rotating disc 20 for adjusting the angle of the demonstration device, the outer side of the rotating disc 20 is provided with a positioning pin 21, the lower end of the rotating disc 20 is provided with a base 22, a driving motor 24 is arranged inside the base 22, the lower end of the driving motor 24 is provided with a damping spring 23, the lower end of the base 22 is provided with a universal wheel 25, the outer side of the universal wheel 25 is provided with a brake 26, and the slide block 28 adopts a convex block structure, the utility model discloses a solar energy storage battery, including spout 5, driving motor 24 and electric lift jar 15 electric connection, display screen 1 and touch-control board 13 electric connection, and touch-control board 13 and stereo set 7 electric connection, touch-

control board

13 and 11 electric connection of time-recorder, and touch-control board 13 and battery 9 electric connection, control switch 10 includes display screen switch, light switch, touch-control board switch and lifting switch, be provided with the locating hole all around on the rotary disk 20, and locating hole and 21 active connections of locating pin.

The utility model discloses a theory of operation does: firstly, the universal wheel 25 is utilized to move the demonstration device to a proper position of a platform, according to the height requirement of a teacher, a lifting switch on a control switch 10 is turned on, a driving motor 24 drives a piston rod 14 in an electric lifting cylinder 15 to lift, the lifting is stopped at a proper height, then a rotary disk 20 is rotated to adjust the angle, a positioning pin 21 is inserted into a corresponding positioning hole in the rotary disk 20 to fix the rotary disk 20, a touch panel 13 and a display screen 1 are turned on to perform video demonstration, sound is transmitted through a sound box 7, when the content needs to be written, a blackboard 2 is pulled out from a demonstration main board 27 through a handle 16, and writing demonstration teaching is performed on the blackboard 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a presentation device is used in chinese teaching, includes demonstration mainboard (27) and display screen (1), its characterized in that: the demonstration instrument is characterized in that a display screen (1) is arranged at the front end of a demonstration main board (27), a blackboard (2) is arranged at the back of the display screen (1), a handle (16) is arranged on the left side of the blackboard (2), a lighting lamp (6) is arranged at the top end of the demonstration main board (27), a sliding chute (5) is arranged inside the demonstration main board (27), a sliding block (28) is arranged at the top end of the back of the blackboard (2), a supporting rod (4) is arranged at the upper end of the demonstration main board (27), a top plate (3) is arranged at the upper end of the supporting rod (4), sound boxes (7) are arranged on two sides of the supporting rod (4), a clock (8) is arranged on the right side of the display screen (1), a storage battery (9) and a control switch (10) are arranged at the lower end of the clock (8), a timer (11) is arranged at the lower end of the storage battery (9), and a touch control panel (13) is arranged at the lower end of the timer (11), the right side of demonstration mainboard (27) is provided with religion pole groove (12), the lower extreme of demonstration mainboard (27) is connected with connecting rod (18), the lower extreme of connecting rod (18) is provided with drawer (19), the both sides of drawer (19) are provided with piston rod (14), the lower extreme of piston rod (14) is provided with electric lift jar (15), the lower extreme of electric lift jar (15) is provided with rotary disk (20), the outside of rotary disk (20) is provided with locating pin (21), the lower extreme of rotary disk (20) is provided with base (22), base (22) inside is provided with driving motor (24), the lower extreme of driving motor (24) is provided with damping spring (23), the lower extreme of base (22) is provided with universal wheel (25), the outside of universal wheel (25) is provided with stopper (26).

2. A presentation device for Chinese teaching according to claim 1, wherein: the sliding block (28) is of a convex block structure, the sliding groove (5) is of a concave groove structure, and the sliding block and the sliding groove are matched with each other.

3. A presentation device for Chinese teaching according to claim 1, wherein: the driving motor (24) is electrically connected with the electric lifting cylinder (15).

4. A presentation device for Chinese teaching according to claim 1, wherein: the display screen (1) is electrically connected with the touch pad (13), and the touch pad (13) is electrically connected with the sound box (7).

5. A presentation device for Chinese teaching according to claim 1, wherein: the touch pad (13) is electrically connected with the timer (11), and the touch pad (13) is electrically connected with the storage battery (9).

6. A presentation device for Chinese teaching according to claim 1, wherein: the control switch (10) comprises a display screen switch, a lighting lamp switch, a touch control panel switch and a lifting switch.

7. A presentation device for Chinese teaching according to claim 1, wherein: positioning holes are formed in the periphery of the rotating disc (20) and are in active connection with the positioning pins (21).