CN212332238U

CN212332238U - Multimedia blackboard for education

Info

Publication number: CN212332238U
Application number: CN201922136002.4U
Authority: CN
Inventors: 王家阳
Original assignee: Honghe University
Current assignee: Honghe University
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2021-01-12
Anticipated expiration: 2029-12-03

Abstract

The utility model belongs to the technical field of education equipment, especially, multimedia blackboard for education, including the external box that connects, fixedly connected with plate body on one side outer wall of external box, the one end fixedly connected with dead lever of external box is kept away from to the plate body, the top fixedly connected with fixed plate of plate body, the top fixedly connected with motor housing of external box, motor housing's inside is equipped with the motor, the drive shaft terminal of motor runs through the outer wall of external box and is connected with the bottom inner wall rotation of external box, the drive shaft fixed surface of motor is connected with wipes cloth, the spout has been seted up to the inside of fixed plate, sliding connection has the slider on the spout inner wall of fixed plate, the bottom fixedly connected with pulley of slider. The utility model discloses a set up the fan, chalk dust can fly to everywhere when cleaning the blackboard, absorbs chalk dust under the effect through the fan to reached and prevented that student and mr from inhaling the effect of chalk dust.

Description

Multimedia blackboard for education

Technical Field

The utility model relates to an education equipment technical field specifically is a multimedia blackboard for education.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Most of the wood is black, dark green, white or beige, before the invention of the characters, people find that charcoal can be used for painting, ancient times of wall paintings can be found in ancient rock caves of Europe, the rock wall on which the wall paintings are drawn can be called as a blackboard in the traditional sense, ancient teaching of China mostly uses an article called as a sand table, the sand is repeatedly written on sand soil by using hardwood, but the sand soil cannot be considered as a blackboard because of the loose and soft property of the sand soil, in the middle century, people find that lime and water are mixed to form a block, the block is written on the surface of a hard article with dark color by using a method similar to a charcoal pen, in the 19 th century, people use black paint to coat the surface of the wood board to protect the wood board from being eroded, the main function of the blackboard is not teaching at that time, the blackboard is popular in schools all over the world until the middle of the 19 th century, and in two hundred years, the blackboard is smeared on the wood board by using black paint at, the cement, cement and other hard objects, the water mill glass, the color coated steel plate, the composite material plate and the like in the nineties prove the one-step development of the world education cause, propagate knowledge for human, popularize education and establish the labor of the sweatband. The types of the existing blackboards also become complicated and diversified, and the blackboards, green boards, white boards and the like are classified according to colors, the surface shapes are classified into plane boards, arc panels, support movable boards, push-pull boards, lifting boards and magnetic blackboards according to structural compositions, and the teaching blackboards, office whiteboards, advertising boards, display boards and the like are classified according to purposes, while the teaching blackboards comprise electronic blackboards, multifunctional combination boards, combination push-pull blackboards, interactive electronic whiteboards, projection boards with screens and the like.

There are the following problems:

1. the existing blackboard needs to be manually held by a hand to be wiped when being wiped, and has poor effect and is relatively labor-consuming.

2. The existing blackboard is easy to fly by chalk dust when being wiped, and the health is influenced when the existing blackboard is sucked by a human body.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a multimedia blackboard for education has solved the problem that needs the manual work to clean the blackboard.

In order to achieve the above object, the utility model provides a following technical scheme: a multimedia blackboard for education, which comprises an external box, wherein the outer wall of one side of the external box is fixedly connected with a board body, one end of the plate body, which is far away from the external box, is fixedly connected with a fixed rod, the top end of the plate body is fixedly connected with a fixed plate, the top end of the external box is fixedly connected with a motor shell, a motor is arranged in the motor shell, the terminal end of the driving shaft of the motor penetrates through the outer wall of the external box and is rotationally connected with the inner wall of the bottom end of the external box, the surface of a driving shaft of the motor is fixedly connected with wiping cloth, a chute is arranged inside the fixed plate, the inner wall of the sliding chute of the fixed plate is connected with a sliding block in a sliding way, the bottom end of the sliding block is fixedly connected with a pulley, the top surface of the sliding block is fixedly connected with a handle, the outer wall of the top end of the fixed plate is fixedly connected with a fan, and the outer wall of the external box is provided with a box door.

As a preferred technical scheme of the utility model, the quantity of fixed plate is two sets of, and just two sets of fixed plates are axisymmetric installation with the vertical central line of plate body.

As an optimized technical scheme of the utility model, fixedly connected with on one side surface of slider wipes cloth, wipe the surface of cloth and be equipped with the fluff.

As an optimal technical scheme of the utility model, the quantity of fan is a plurality of groups, and every two sets of fans are the axisymmetric installation with the vertical central line of plate body.

As an optimal technical scheme of the utility model, motor housing's material is made for stainless steel material, and motor housing is connected for the welding mode with the surface of external case.

As an optimized technical scheme of the utility model, the quantity of pulley is a plurality of groups, and a plurality of groups pulley is sharp equidistance and distributes.

As a preferred technical scheme of the utility model, the shape of dead lever is the long strip of cylinder, and the plate body is welded mode with the dead lever and is connected, the surface of dead lever is smooth curved surface.

Compared with the prior art, the utility model provides a multimedia blackboard for education possesses following beneficial effect:

1. this blackboard, wipe cloth through setting up, when needs are cleaned the blackboard, only need the pulling handle, driven the slider through the effect of handle atress and slided in the fixed plate, the slip through the slider has driven and has cleaned cloth and remove, when wiping cloth cover whole blackboard, through opening the motor, the rotation that has driven and has cleaned cloth under the effect of motor is rolled up, the removal of cleaning cloth is cleaned the blackboard to reach the effect that need not the manual work just can clean the blackboard.

2. This blackboard, through setting up the fan, chalk dust can fly everywhere when wiping the blackboard, absorbs chalk dust under the effect through the fan to reached the effect that prevents student and mr from inhaling chalk dust.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. an external connection box; 2. a plate body; 3. fixing the rod; 4. a fixing plate; 5. a motor housing; 6. a motor; 7. wiping cloth; 8. a slider; 9. a pulley; 10. a grip; 11. a fan; 12. and (4) a box door.

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, in this embodiment: the utility model provides a multimedia blackboard for education, including external box 1, fixedly connected with plate body 2 on the outer wall of one side of external box 1, the one end fixedly connected with dead lever 3 of external box 1 is kept away from to plate body 2, the top fixedly connected with fixed plate 4 of plate body 2, the top fixedly connected with motor housing 5 of external box 1, motor housing 5's inside is equipped with motor 6, motor 6's drive shaft terminal runs through the outer wall of external box 1 and is connected with the bottom inner wall rotation of external box 1, motor 6's drive shaft fixed surface is connected with wipes 7, the spout has been seted up to the inside of fixed plate 4, sliding connection has slider 8 on fixed plate 4's the spout inner wall, slider 8's bottom fixedly connected with pulley 9, slider 8's top fixed surface is connected with handle 10, fixedly connected with fan 11 on fixed plate 4's the top outer wall, install chamber door 12 on external box.

In this embodiment, the quantity of fixed plate 4 is two sets of, and two sets of fixed plate 4 are axisymmetric installation with the vertical central line of plate body 2, fixedly connected with wipes cloth 7 on the surface of one side of slider 8, the surface of wiping cloth 7 is equipped with the fluff, the quantity of fan 11 is a plurality of groups, and every two sets of fan 11 are axisymmetric installation with the vertical central line of plate body 2, motor housing 5's material is made for stainless steel material, and motor housing 5 is connected for the welding mode with the surface of external box 1, the quantity of pulley 9 is a plurality of groups, and a plurality of groups of pulley 9 are sharp equidistance and distribute, the shape of dead lever 3 is the cylinder rectangular strip, and plate body 2 is connected for the welding mode with dead lever 3, the surface of dead lever 3 is smooth curved surface.

The motor 6 in this embodiment is a known technology that has been disclosed to be widely used in daily life, and is of a type of "NMRV".

The utility model discloses a theory of operation and use flow: the utility model discloses in, at first when needs clean the blackboard, only need stimulate handle 10, it slides in fixed plate 4 to have driven slider 8 through the effect of handle 10 atress down, slip through slider 8 has driven wiping cloth 7 and has removed, when wiping cloth 7 covers whole blackboard, through opening motor 6, the rotation of having driven wiping cloth 7 under motor 6's effect is rolled up, wiping cloth 7's removal is cleaned the blackboard, thereby reach and need not the artifical effect that just can clean the blackboard, chalk dust can fly to the messy place when wiping the blackboard, absorb chalk dust under the effect through fan 11, thereby reached and prevented that student and mr from inhaling the effect of chalk dust, when long-term use wiping cloth 7 is dirty, can take off wiping cloth 7 through opening chamber door 12 and wash so that reuse.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multimedia blackboard for education, includes external box (1), its characterized in that: the outer box is characterized in that a plate body (2) is fixedly connected to the outer wall of one side of the outer box (1), one end of the plate body (2) far away from the outer box (1) is fixedly connected with a fixed rod (3), the top end of the plate body (2) is fixedly connected with a fixed plate (4), the top end of the outer box (1) is fixedly connected with a motor shell (5), a motor (6) is arranged inside the motor shell (5), a driving shaft terminal of the motor (6) penetrates through the outer wall of the outer box (1) to be rotatably connected with the inner wall of the bottom end of the outer box (1), wiping cloth (7) is fixedly connected to the surface of a driving shaft of the motor (6), a sliding groove is formed inside the fixed plate (4), a sliding block (8) is slidably connected to the inner wall of the sliding groove of the fixed plate (4), a pulley (9) is fixedly connected to the bottom end of the sliding block (8, the fan (11) is fixedly connected to the outer wall of the top end of the fixing plate (4), and the box door (12) is installed on the outer wall of the external box (1).

2. The multimedia blackboard for education as claimed in claim 1, wherein: the number of the fixing plates (4) is two, and the two fixing plates (4) are installed in an axisymmetric mode by using the vertical central line of the plate body (2).

3. The multimedia blackboard for education as claimed in claim 1, wherein: the cleaning cloth (7) is fixedly connected to the surface of one side of the sliding block (8), and fluff is arranged on the surface of the cleaning cloth (7).

4. The multimedia blackboard for education as claimed in claim 1, wherein: the number of the fans (11) is a plurality of groups, and every two groups of fans (11) are installed in an axisymmetric mode by using the vertical center line of the plate body (2).

5. The multimedia blackboard for education as claimed in claim 1, wherein: the motor shell (5) is made of stainless steel materials, and the surface of the motor shell (5) and the surface of the external box (1) are connected in a welding mode.

6. The multimedia blackboard for education as claimed in claim 1, wherein: the number of pulleys (9) is a plurality of groups, and a plurality of groups of pulleys (9) are distributed in a straight line equidistance mode.

7. The multimedia blackboard for education as claimed in claim 1, wherein: the shape of dead lever (3) is the cylinder rectangular form, and plate body (2) is welded connection with dead lever (3), the surface of dead lever (3) is smooth curved surface.