CN208962726U - A kind of new type blackboard - Google Patents

Abstract

The utility model belongs to teaching instrument field, and in particular to a kind of new type blackboard；The utility model provides a kind of new type blackboard, including bottom plate, tube shaped electric machine, bearing block, roller, blackboard surface, support plate, support frame, blackboard eraser, blackboard eraser door, blackboard shell, chalk dust ledge, hinge；Bottom plate top is equipped with tube shaped electric machine, and bearing block is housed at left and right sides of the lower part of bottom plate, roller is housed on bearing block, blackboard surface is connected between tube shaped electric machine and roller；Support plate is provided between blackboard surface, support plate is connect by support frame with bottom plate；The utility model has the advantages that rotary blackboard face can make blackboard in internal automatic scrubbing, and teacher can write in suitable height always, give lessons more easily；The process to erase the board is transferred to behind blackboard, and is put into a closed environment, chalk dust will not drift the health for influencing teacher and classmates wantonly when this to erase the board.

Description

A kind of new type blackboard

Technical field

The utility model belongs to teaching instrument field, and in particular to a kind of new type blackboard.

Background technique

With the development of society, people like more easily convenient, the more things of health.Traditional blackboard is for general More contents are presented to student, thus the area of traditional blackboard do it is larger, but this but also teacher when giving lessons using not Just: when blackboard is cleaned, higher position is not easy to clip, while the surface of existing blackboard eraser is easy accumulation chalk dust, all allows blackboard Wiping clean becomes hard, and dust also allows the health of teachers and students to be affected when cleaning blackboard.

Summary of the invention

Purpose of the utility model is to solve traditional blackboard clean dust it is not convenient, blackboard surface be easy accumulation chalk The problem of ash, to achieve the purpose that it is more convenient, efficient more convenient that teacher attends class.

The utility model provides a kind of new type blackboard, including bottom plate, tube shaped electric machine, bearing block, roller, blackboard surface, branch Fagging, support frame, blackboard eraser, blackboard eraser door, blackboard shell, chalk dust ledge, hinge.

Bottom plate top is equipped with tube shaped electric machine, and bearing block is housed at left and right sides of the lower part of bottom plate, roller is housed on bearing block, Blackboard surface is connected between tube shaped electric machine and roller；Support plate is provided between blackboard surface, support plate passes through support frame and bottom plate Connection；

Blackboard eraser, blackboard eraser and blackboard face contact are housed in the middle part of bottom plate, blackboard shell is housed on bottom plate, chalk dust ledge passes through Hinge is connect with bottom plate；

Hole is provided on the right side of blackboard shell, blackboard eraser door is arranged on hole, and blackboard eraser door is connected by hinge and blackboard shell It connects.

Preferably, blackboard eraser is waveform blackboard eraser.

Preferably, it is buckled on blackboard shell equipped with butterfly, butterfly button and snap fit on chalk dust ledge equipped with latching.

Preferably, the hole on the right side of blackboard shell is rectangular opening.

Preferably, blackboard surface is curtain.

The utility model the utility model has the advantages that

(1) rotary blackboard face: rotary blackboard face can make blackboard in internal automatic scrubbing, and teacher can exist always Suitable height is write, and gives lessons more easily；Writing on the blackboard can also be moved up or down, student is facilitated to learn.

(2) internal to erase the board: the process to erase the board is transferred to behind blackboard, and is put into a closed environment, Chalk dust will not drift the health for influencing teacher and classmates wantonly when this to erase the board.

(3) waveform blackboard eraser: improving common blackboard eraser, keeps its surface wavy, avoids the accumulation of chalk dust, Blackboard eraser is obtained it is cleaner, be provided with blackboard eraser door, in order to blackboard eraser take out cleaning, replacement.

(4) it is convenient to write: traditional blackboard because area is larger, when teacher's writing on the blackboard is more inevitably will it is some not Facilitate and write at writing, and use the blackboard of the utility model, teacher can write in most suitable position always, then adjust again Section height.

(5) chalk dust cleaning is convenient: in the powder that the chalk dust ledge that has been additionally arranged at the bottom of blackboard, inside are fallen when erasing the board Ash can be stored well, and when cleaning, which need to only open chalk dust ledge, easily to clear up.

Detailed description of the invention

Fig. 1 is the appearance assumption diagram of the utility model；

Fig. 2 is the enlarged drawing in Fig. 1 at A；

Fig. 3 is the internal structure chart that the utility model removes blackboard shell；

Fig. 4 is the floor structure figure of the utility model；

In figure: 1 bottom plate, 2 support frames, 5 blackboard erasers, 6 support plates, 7 bearing blocks, 8 rollers, 9 chalk dust ledges, 10 blackboard erasers Door, 11 tube shaped electric machines, 12 blackboard surfaces, 13 blackboard shells, 14 hinges, 15 locks, 16 butterfly buttons.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and examples.

A kind of new type blackboard, as Figure 1-Figure 4, including bottom plate 1, tube shaped electric machine 11, bearing block 7, roller 8, blackboard surface 12, support plate 6, support frame 2, blackboard eraser 5, blackboard eraser door 10, blackboard shell 13, chalk dust ledge 9, hinge 14.

1 top of bottom plate is equipped with tube shaped electric machine 11, and bearing block 7 is housed at left and right sides of the lower part of bottom plate 1, is filled on bearing block 7 There is roller 8, blackboard surface 12 is connected between tube shaped electric machine 11 and roller 8；Support plate 6, support plate 6 are provided between blackboard surface 12 It is connect by support frame 2 with bottom plate 1；

Blackboard eraser 5 is housed, blackboard eraser 5 is contacted with blackboard surface 12, and blackboard shell 13, chalk are housed on bottom plate 1 in the middle part of bottom plate 1 Ash-pit 9 is connect by hinge 14 with bottom plate 1；

The right side of blackboard shell 13 is provided with hole, and blackboard eraser door 10 is arranged on hole, blackboard eraser door 10 by hinge 14 with it is black Plate shell 13 connects.

Blackboard eraser 5 is waveform blackboard eraser 5.

Equipped with latching 15 on chalk dust ledge 9, butterfly is housed on blackboard shell 13 and buckles 16,15 cooperation of butterfly button 16 and lock.

The hole on 13 right side of blackboard shell is rectangular opening, and blackboard surface 12 is curtain.

Workflow:

After writing full word on blackboard surface 12, rotate tube shaped electric machine 11 by turning on the switch, the rotation of tube shaped electric machine 11 drives Blackboard surface 12 and roller 8 rotate, when the blackboard surface 12 with writing goes to the back side, by the friction of blackboard eraser 5 and blackboard surface 12, The letter written with chalk erasing on blackboard surface 12, chalk dust falls in chalk dust ledge 9, wipes clean blackboard surface 12 and go to front, It can thus continue to write, when chalk dust to be cleaned, by rotating butterfly button 16, open lock 15, rotate down chalk Ash-pit 9 can thus clear up chalk dust, after chalk dust has been cleared up, be rotated up chalk dust ledge 9, then make to lock Button 15 and butterfly button 16 cooperate.When blackboard eraser 5 to be cleared up, the blackboard eraser door 10 on 13 right side of blackboard shell is turned right and is beaten It opens, is extracted out blackboard eraser 5, can thus clear up chalk dust, after cleaning out, turn back to, then shut blackboard eraser door 10。

Preferred embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these are all Belong to the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (5)

1. a kind of new type blackboard, which is characterized in that including bottom plate (1), tube shaped electric machine (11), bearing block (7), roller (8), blackboard Face (12), support plate (6), support frame (2), blackboard eraser (5), blackboard eraser door (10), blackboard shell (13), chalk dust ledge (9), hinge Chain (14)；

Bottom plate (1) top is equipped with tube shaped electric machine (11), bearing block (7) is housed at left and right sides of the lower part of bottom plate (1), bearing block (7) roller (8) are housed on, blackboard surface (12) are connected between tube shaped electric machine (11) and roller (8)；Blackboard surface is arranged between (12) Have support plate (6), support plate (6) is connect by support frame (2) with bottom plate (1)；

Blackboard eraser (5) are housed in the middle part of bottom plate (1), blackboard eraser (5) is contacted with blackboard surface (12), and blackboard shell is housed on bottom plate (1) (13), chalk dust ledge (9) is connect by hinge (14) with bottom plate (1)；

Hole is provided on the right side of blackboard shell (13), blackboard eraser door (10) is arranged on hole, and blackboard eraser door (10) passes through hinge (14) It is connect with blackboard shell (13).

2. new type blackboard according to claim 1, which is characterized in that blackboard eraser (5) is waveform blackboard eraser (5).

3. new type blackboard according to claim 1, which is characterized in that be equipped on chalk dust ledge (9) and latch (15), outside blackboard Butterfly button (16) are housed on shell (13), butterfly button (16) and lock (15) cooperation.

4. new type blackboard according to claim 1, which is characterized in that the hole on the right side of blackboard shell (13) is rectangular opening.

5. new type blackboard according to claim 1, which is characterized in that blackboard surface (12) is curtain.