CN201352339Y

CN201352339Y - Dustless electronic blackboard

Info

Publication number: CN201352339Y
Application number: CNU2008201579350U
Authority: CN
Inventors: 许益凡
Original assignee: Shanghai Zhabei District Middle and Primary School Science and Technology Guide Station
Current assignee: Shanghai Zhabei District Middle and Primary School Science and Technology Guide Station
Priority date: 2008-12-26
Filing date: 2008-12-26
Publication date: 2009-11-25
Anticipated expiration: 2018-12-26

Abstract

The utility model discloses a dustless electronic blackboard which comprises a touch type blackboard screen, a hand-writing bar and an erase button; the touch type blackboard screen is electrically connected with the erase button; and the erase button is arranged on the edge of the touch type blackboard screen. The touch type black screen, the hand-writing bar and the erase button are made of special chemical material, so that the writing is convenient. The dustless electronic blackboard has the advantages of simple structure, convenient use, no dust, no pollution, and facilitation to the environment protection.

Description

A kind of dustless electronic blackboard

Technical field

The utility model relates to blackboard, particularly a kind of dustless electronic blackboard.

Background technology

Blackboard is the educational aid of school, the thing that utilizes blackboard will impart knowledge to students to student's writing on the blackboard very intuitively.Although multimedia teaching now becomes basically universal, a lot of teachers still be unable to do without blackboard on class, are that as seen multimedia can't replace because writing on the blackboard brings people's passion and randomness., blackboard is generally write with chalk, wipes to produce a lot of dusts after chalk has been write, and causes air pollution, at this moment the disadvantage of existing blackboard.

The utility model content

Technical problem to be solved in the utility model is, overcomes the disadvantage of existing blackboard, and a kind of dustless electronic blackboard is provided, and easy to use, need not blackboard eraser does not have dust pollution yet.

In order to address the above problem the technical solution of the utility model is such:

A kind of dustless electronic blackboard, it is by touch blackboard screen, hand-written rod and wipe button and constitute, described touch blackboard screen with wipe button and electrically connect.The described button of wiping is arranged on the edge that described touch blackboard shields.

Described touch blackboard screen, hand-written rod and to wipe button be to make with special material can be hand-written as mobile phone, and the convenience of writing is wiped fast, can not produce dust.

From the mobile phone handwriting input, I expect can be with a kind of absolute dustless blackboard of this principle design, approaches blackboard with what the quality of touch-screen was done, writes in the above with a hand-written rod that exactly likes chalk, writes with genuine chalk and feels to be as good as.And need not blackboard eraser, as long as one press the button of wiping at blackboard edge, can not produce any dust.

The beneficial effects of the utility model are, and are easy to use, can not produce dust, pollution-free, help environmental protection.

Description of drawings

Describe the utility model in detail below in conjunction with the drawings and specific embodiments;

Fig. 1 is a structural representation of the present utility model.

Embodiment

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

As shown in Figure 1, a kind of dustless electronic blackboard, touch blackboard screen 1, hand-written excellent 2, wipe button 3,

Described touch blackboard screen 1 electrically connects with wiping button 3, describedly wipes the edge that button 3 is arranged on touch blackboard screen 1, as long as one press and wipe button 3, the writing on the blackboard word of touch blackboard screen 1 all can disappear automatically, need not blackboard eraser, and is convenient and swift;

Described hand-written excellent 2 is to make with special material, exactly likes chalk, can write freely on touch blackboard screen 1, very convenient.

Described touch blackboard screen 1, hand-written excellent 2 and wipe button 3 and constitute dustless electronic blackboard, principle is similar to the mode of mobile phone handwriting input, and it is convenient, fast to wipe font.

More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1, a kind of dustless electronic blackboard is characterized in that, it is by touch blackboard screen, hand-written rod and wipe button and constitute, described touch blackboard screen with wipe button and electrically connect.

2, a kind of dustless electronic blackboard according to claim 1 is characterized in that, the described button of wiping is arranged on the edge that described touch blackboard shields.