CN206649875U - A kind of economic management information cyclic demonstration board - Google Patents

Abstract

The utility model discloses a kind of economic management information cyclic demonstration board, including base and demonstration board, protection frame is inlaid with the outside of the demonstration board, electric pushrod is provided with the inwall of the protection frame, one end of the electric pushrod is provided with bar shaped brush board, the bottom of the demonstration board is fixed with dust fall groove, the corner of bottom four of the base is provided with Moving caster, the top side of the base is fixed with disposal box, dust absorption fan is provided with the disposal box, the both ends of the dust absorption fan are connected by hose with dust fall groove and disposal box respectively.The utility model, it is simple in construction, it is mobile flexible, it is easy to for the demonstration board to be moved to different place circulation demonstrations, improves repeat usage, pass through the electric pushrod and bar shaped brush board being provided with, the automatic erasing function to demonstration board can be realized, it is more convenient to demonstration board cleaning without manually being wiped to demonstration board, significantly reduce the labor intensity of teacher.

Description

An economic management information cycle demonstration board

technical field

The utility model relates to the technical field of demonstration boards, in particular to an economic management information circulation demonstration board.

Background technique

Economic management is a subject of applied economics, which mainly studies the laws and methods of rational organization and adjustment of social and economic activities. At present, when teachers teach students, they usually write teaching information on the blackboard continuously. The blackboard is generally fixed on the wall of the classroom, does not have the function of height adjustment, cannot meet the needs of teachers of different heights, and cannot be moved, which is not convenient for circular demonstrations in different classrooms, and has poor practicability. In addition, When the teacher writes chalk on the blackboard, he also needs to manually erase the words on the blackboard with a blackboard eraser, which greatly increases the labor intensity of the teacher, and the ordinary blackboard is not equipped with a device for fixing economic management information charts. It is beneficial for teachers to demonstrate teaching.

Utility model content

The purpose of the utility model is to provide an economic management information cycle demonstration board to solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: an economic management information cycle demonstration board, including a base and a demonstration board, the outer side of the demonstration board is inlaid with a protective frame, and both sides of the protective frame are equipped with speakers , the inner wall of the protective frame is provided with an electric push rod, one end of the electric push rod is provided with a strip brush plate, the bottom of the demonstration board is fixed with a dust tank, and the bottom side of the dust tank is provided with a control panel, the demonstration board and the base are connected by telescopic rods, the four corners of the bottom of the base are equipped with movable casters, the top side of the base is fixed with a dust box, and the dust box is provided with A dust suction fan, the two ends of the dust suction fan communicate with the dust falling tank and the dust collection box through the dust suction hose respectively.

Preferably, height adjustment bolts are arranged on the side walls of the telescopic rods.

Preferably, a through hole is provided on the side wall of the dust fall trough, the dust suction hose passes through the through hole and extends into the dust fall trough, and a dust suction hood is provided at one end of the dust suction hose extending to the dust fall trough.

Preferably, the control panel is connected with the electric push rod, the sound box and the vacuum fan through wires, and the control panel is provided with a display screen and function keys.

Preferably, the length of the strip-shaped brush board is slightly shorter than that of the demonstration board, and a soft brush is provided at the bottom of the strip-shaped brush board.

Preferably, brake plates are provided on the mobile casters.

Compared with the prior art, the beneficial effects of the utility model are: the utility model has simple structure, various functions, and is convenient to use. The universal wheel installed at the bottom of the base can move flexibly, and it is convenient to move the cycle demonstration board to Circular demonstrations in different places improve the reuse rate. The height adjustment of the demonstration board can be realized by setting the telescopic rod between the demonstration board and the base, which can meet the needs of teachers of different heights. Through the inner wall of the protective frame There is an electric push rod installed on it. When the electric push rod is working, it drives the strip brush board to reciprocate on the demo board, which can realize the function of wiping the demo board. There is no need to manually wipe the demo board, and it is more convenient to clean the demo board. The labor intensity of teachers is reduced. The dust drop tank fixed at the bottom of the demonstration board can be used to collect the chalk dust wiped off, so as to prevent the dust from falling on the ground and affecting the classroom environment. A dust suction fan is installed on the dust collection box , the dust suction fan can suck the powder dust in the dust drop tank into the dust collection box through the dust suction hose, which is convenient for centralized processing. The buckle fixes the economic management information chart on the demonstration board, which is convenient for demonstration teaching, and at the same time, the teaching content can be written with chalk on the blackboard, so as to realize the dual-purpose function of one board and strong practicability. By installing on both sides of the protective frame Some speakers, in the process of teaching, can use the speakers to play some information about economics and management in order to deepen students' understanding and learning.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a structural schematic diagram of the connection between the dust drop tank and the dust suction hose of the present invention;

Fig. 3 is the structure schematic diagram of strip brush plate of the present utility model;

Fig. 4 is an internal sectional view of the demonstration board of the present invention.

In the figure: 1-base, 2-telescopic rod, 3-protective frame, 4-demo board, 5-magnet buckle, 6-sound box, 7-electric push rod, 8-strip brush plate, 9-dust drop tank, 10-Control Panel, 11-Height Adjustment Bolt, 12-Mobile Casters, 13-Brake Plate, 14-Dust Collection Box, 15-Dust Suction Fan, 16-Dust Suction Hose, 17-Through Hole, 18-Dust Suction Hood , 19-soft brush, 20-magnet sheet.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-4, in the utility model embodiment: a kind of economic management information circulation demonstration board, comprises base 1 and demonstration board 4, the outer side of demonstration board 4 is inlaid with protective frame 3, and both sides of protective frame 3 are all installed There is a speaker 6, and in the process of teaching, the speaker 6 can be used to play some information about economic management, so as to deepen the students' understanding and learning. There is a strip-shaped brush plate 8, and when the electric push rod 7 is working, it drives the strip-shaped brush plate 8 to reciprocate on the demonstration board 4, which can realize the function of wiping the demonstration board 4 without manually wiping the demonstration board 4. Cleaning is more convenient, and the labor intensity of teachers is greatly reduced. The bottom of the demonstration board 4 is fixed with a dust drop tank 9, which can be used to collect the chalk dust wiped off, so as to prevent dust from falling on the ground and affecting the classroom environment. There is a control panel 10 on the side, and the demonstration board 4 is connected to the base 1 through a telescopic rod 2. The four corners at the bottom of the base 1 are equipped with mobile casters 12, which are flexible and easy to move the cyclic demonstration board to different places for cyclical demonstrations. , improve the reuse rate, the top side of the base 1 is fixed with a dust collection box 14, the dust collection box 14 is provided with a dust suction fan 15, and the two ends of the dust suction fan 15 pass through the dust suction hose 16 and the dust drop tank 9 respectively. It communicates with the dust collection box 14, and through the dust collection fan 15 provided there, the dust collection fan 15 can suck the dust in the dust drop tank 9 into the dust collection box 14 through the dust suction hose 16, which is convenient for centralized processing. The side wall of the rod 2 is provided with a height adjustment bolt 11, which can realize the height adjustment of the demonstration board 4, and can meet the needs of teachers of different heights. 16 passes through the through hole 17 and extends into the dust drop tank 9, the end of the dust suction hose 16 extending to the dust drop tank 9 is provided with a dust cover 18, the inside of the demonstration board 4 is provided with a magnet sheet 20, and the surface of the demonstration board 4 is adsorbed There is a magnet buckle 5 matched with the magnet sheet 20. During the demonstration teaching process, the economic management information chart can be fixed on the demonstration board 4 by using the magnet buckle 5, which is convenient for demonstration teaching and can be used on the blackboard. The teaching content is written in chalk, so as to realize the dual-purpose function of one board, which is highly practical. The control panel 10 is connected with the electric push rod 7, the sound box 6 and the dust suction fan 15 through wires, and the control panel 10 is provided with a display screen and function keys , the length of the strip brush plate 8 is slightly less than the length of the demonstration board 4, the bottom of the strip brush plate 8 is provided with a soft brush 19, and the movable caster 12 is provided with a brake plate 13.

The working principle of the utility model is: when in use, the teacher can use the mobile casters 12 to move the circular demonstration board to different teaching environments for circular demonstration teaching. During the teaching process, the teacher can adjust the height of the bolt according to his own needs. 11 Adjust the length of the telescopic rod 2 to realize the height adjustment of the demonstration board 4, so that the teacher can write the teaching content on the demonstration board 4 with chalk. When the demonstration board 4 is filled with chalk characters, the teacher can use the control panel The push rod 7 and the electric push rod 7 work to drive the strip brush plate 8 to reciprocate on the demo board 4, which can realize the wiping function of the demo board 4 without manually wiping the demo board 4, and it is more convenient to clean the demo board 4 , greatly reducing the labor intensity of the teacher, cleaning up the chalk dust on the ground and falling in the dust trough 9, when the dust trough 9 is full of chalk dust, start the dust suction fan 15, and the dust suction fan 15 will pass the dust suction hose 16. The chalk dust in the groove 9 is sucked into the dust collection box 14 for centralized processing, and in the process of teaching, the teacher can use the magnet buckle 5 to fix the economic management information chart on the demonstration board 4, which is convenient for demonstration teaching, and at the same time Furthermore, the teaching content can be written with chalk on the blackboard, so that the dual-purpose function of one board can be realized, and the utility model has strong practicability.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. a kind of economic management information cyclic demonstration board, including base (1) and demonstration board (4), it is characterised in that：The demonstration board (4) protection frame (3) is inlaid with the outside of, the both sides of the protection frame (3) are mounted on audio amplifier (6), the protection frame (3) electric pushrod (7) is provided with inwall, one end of the electric pushrod (7) is provided with bar shaped brush board (8), the demonstration The bottom of plate (4) is fixed with dust fall groove (9), and the bottom side of the dust fall groove (9) is provided with control panel (10), the demonstration It is connected between plate (4) and base (1) by expansion link (2), the corner of bottom four of the base (1) is provided with Moving caster (12), the top side of the base (1) is fixed with disposal box (14), and dust absorption fan is provided with the disposal box (14) (15), the both ends of the dust absorption fan (15) are connected by hose (16) with dust fall groove (9) and disposal box (14) respectively.

A kind of 2. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The expansion link (2) Side wall on be provided with height adjustment bolt (11).

A kind of 3. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The dust fall groove (9) Side wall on be provided with through hole (17), the hose (16) is through through hole (17) and extends in dust fall groove (9), and dust suction One end that flexible pipe (16) extends to dust fall groove (9) is provided with dust shield (18).

A kind of 4. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The demonstration board (4) Be internally provided with flat thin magnet (20), the adsorption of the demonstration board (4) has the magnet suction buckle being engaged with flat thin magnet (20) (5)。

A kind of 5. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The control panel (10) it is connected, and is provided with control panel (10) aobvious with electric pushrod (7), audio amplifier (6) and dust absorption fan (15) by wire Display screen and function key.

A kind of 6. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The bar shaped brush board (8) length is slightly less than the length of demonstration board (4), and the bottom of bar shaped brush board (8) is provided with banister brush (19).

A kind of 7. economic management information cyclic demonstration board according to claim 1, it is characterised in that：The Moving caster (12) braking vane (13) is provided with.