CN208615576U - A kind of blackboard with recycling chalk dust function - Google Patents

Abstract

The utility model discloses a kind of blackboards with recycling chalk dust function, line slide rail is set on pedestal, pedestal is fixed on base support, blackboard body and blackboard eraser are both secured on line slide rail, and, blackboard eraser can relative rectilinear sliding rail it is mobile, a chalk dust recycling box is provided between blackboard body and line slide rail, blackboard with recycling chalk dust function integrates blackboard body and blackboard eraser, when needing to erase the board, blackboard is pulled to clip the region for needing to wipe clean, since blackboard eraser has jacket, chalk dust will not raise, avoid influence of the chalk dust to teacher and the student to erase the board, brushing tool component in blackboard eraser wipes clean blackboard along a direction, and chalk ash collection into chalk dust recycling box, have the advantages that sassafras blackboard is simple and quick, and the chalk dust recycled in chalk dust recycling box may be used also To recycle, the waste of resource is avoided.

Description

A kind of blackboard with recycling chalk dust function

Technical field

The utility model relates to teaching aid technical field, specially a kind of blackboard with recycling chalk dust function.

Background technique

The educational system in China mainly uses traditional blackboard, blackboard eraser, chalk mode to carry out classroom instruction, and powder among these Dirt problems are the major issues of influence teachers and students' health present in the mode.Statistical analysis shows chalk powder The 90% of dirt is flown upward from the flying upward for accumulation dust of blackboard eraser with the dust caused by grey reentrainment of dust that falls, therefore can Dust has great importance to the health of teachers and students for reducing dust during effectively collecting and controlling this.

Although the mode of the blank released recently, whiteboard eraser, white board marker can avoid this problem, due to its use At high cost, the problems such as effect that writes legibly is undesirable, there are no be widely used.And blackboard, blackboard eraser, chalk etc. are changed Into wishing that improving dust flies upward the trial of situation, several imaginations and design also occurs, such as: dust-free chalk, dust-free blackboard, electronic Blackboard eraser etc. can not effectively avoid the problem that the chalk dust secondary pollution collected.So that chalk dust problem influences department of education It unites the physical and mental health of numerous teachers and students, while the problem for influencing the public environment health of use occasion still remains.Currently, well known Chalk-writing blackboard and eraser be it is separated, in erasing out handwriting, chalk dust is flown upward everywhere, be unfavorable for teachers and students health, and Chalk dust cannot be recycled, and laborious, time-consuming.

Utility model content

The purpose of this utility model is to provide a kind of blackboards with recycling chalk dust function, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions: a kind of with the black of recycling chalk dust function Plate further includes the horizontal line slide rail being layed on pedestal, straight line including base support and horizontally disposed square pedestal thereon It is equipped with blackboard body and blackboard eraser on sliding rail vertically, blackboard body is in contact with blackboard eraser and the writing surface of blackboard body and line slide rail Length direction is parallel, and blackboard eraser can be moved along the length direction of line slide rail, and the writing surface lower edge of blackboard body is provided with one Chalk dust recycling box, blackboard eraser include jacket and brushing tool component；

Jacket covers on blackboard body, and the front surface of jacket offers a vertical sliding slot, the both side surface of jacket On offer card slot, brushing tool component includes two idler wheels, rotary shaft, brushing tool and brushing tool handle, and two idler wheels are respectively arranged at The both ends of rotary shaft, also, the idler wheel of rotating shaft terminal is fastened on respectively in two clamp bar slots, one end of brushing tool handle and rotary shaft Rotation connection, the other end stretches out outside sliding slot, and when brushing tool handle vertical motion on the chute, brushing tool is by the letter written with chalk on blackboard body It brushes off, and by chalk dust brush into chalk dust recycling box.

It is further as the optimal technical scheme of the application:

Preferably, the blackboard with recycling chalk dust function above-mentioned, linear guide includes guide rail and sliding block, the side of guide rail Wall setting is fluted, and sliding block is across on guide rail, also, one end of sliding block is stuck in groove, the place that sliding block is contacted with groove It is provided with a steel ball chain, is moved on guide rail for band movable slider.

The blackboard with recycling chalk dust function above-mentioned, chalk dust recycling box is set on line slide rail, also, chalk Grey recycling box can be disassembled from line slide rail.

The blackboard with recycling chalk dust function above-mentioned, the material of brushing tool handle are magnetic material, the top of brushing tool component Portion is provided with a magnet, and magnet can adsorb brushing tool handle.

It is above-mentioned that there is the blackboard for recycling chalk dust function, push and pull bar is provided on jacket.

The blackboard with recycling chalk dust function above-mentioned, the both ends of guide rail are provided with threaded hole, and threaded hole is for fixing Screw is skidded off from guide rail to prevent limited slip block.

It is above-mentioned that there is the blackboard for recycling chalk dust function, multiple fixation holes, a fastening spiral shell are provided on the surface of sliding block Nail fixes sliding block across fixation hole.

Compared with prior art, the utility model has the beneficial effects that having the blackboard of recycling chalk dust function by blackboard Body is integrated with blackboard eraser, when needing to erase the board, pulls blackboard to clip the region for needing to wipe clean, due to blackboard scraper There is jacket, chalk dust will not raise, and it avoids chalk dust and the respiratory tract of teacher and the student to erase the board is had an impact, blackboard Brushing tool component in wiping wipes clean blackboard along a direction, and chalk ash collection into chalk dust recycling box, has sassafras The simple and quick advantage of blackboard, and the chalk dust recycled in chalk dust recycling box can also recycle, and avoid the wave of resource Take.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the blackboard with recycling chalk dust function provided by the utility model；

Fig. 2 is the structural schematic diagram of the linear guide of the blackboard with recycling chalk dust function provided by the utility model；

Fig. 3 is the structural schematic diagram of the blackboard eraser of the blackboard with recycling chalk dust function provided by the utility model；

In figure: 1- blackboard body；2- blackboard eraser；3- line slide rail；4- chalk dust recycling box；6- pedestal；7- base support；8- Magnet；9- sliding slot；10- push and pull bar；11- brushing tool component；12- card slot；13- idler wheel；14- rotary shaft；15- brushing tool handle；16- Brushing tool；17- sliding block；18- fixation hole；19- fastening screw；20- steel ball chain；21- groove；22- threaded hole；23- guide rail.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-Fig. 3 is please referred to, a kind of embodiment provided by the utility model:

A kind of blackboard with recycling chalk dust function, the pedestal 6 including base support 7 and horizontally disposed side thereon, Further include the horizontal line slide rail 3 being layed on pedestal 6, is equipped with blackboard body 1 and blackboard eraser 2, blackboard body vertically on line slide rail 3 1 is in contact and the writing surface of blackboard body 1 is parallel with the length direction of line slide rail 3 with blackboard eraser 2, and blackboard eraser 2 can be along straight line The length direction of sliding rail 3 is mobile, and the writing surface lower edge of blackboard body 1 is provided with a chalk dust recycling box 4, and blackboard eraser 2 includes outer Clamshell and brushing tool component 11；

Jacket covers on blackboard body 1, and the front surface of jacket offers a vertical sliding slot 9, the two sides table of jacket Card slot 12 is offered on face, brushing tool component includes two idler wheels 13, rotary shaft 14, brushing tool 16 and brushing tool handle 15, two rollings Wheel 13 is respectively arranged at the both ends of rotary shaft 14, also, the idler wheel 13 at 14 both ends of rotary shaft is fastened on respectively in two clamp bar slots 12, One end of brushing tool handle 15 and rotary shaft 14 are rotatablely connected, and the other end stretches out outside sliding slot 9, when brushing tool handle 15 erects on sliding slot 9 When straight movement, brushing tool 16 brushes off the letter written with chalk on blackboard body 1, and by chalk dust brush into chalk dust recycling box 4.

In the present embodiment, linear guide includes guide rail 23 and sliding block 17, the side wall setting fluted 21 of guide rail 23, sliding block 17 Across on guide rail 23, also, one end of sliding block 17 is stuck in groove 21, and the place that sliding block 17 is contacted with groove 21 is provided with one Steel ball chain 20 moves on guide rail 23 for band movable slider 17；

Chalk dust recycling box 4 is set on line slide rail 3, also, chalk dust recycling box 4 can be torn open from line slide rail 3 It unloads down；The material of brushing tool handle 15 is magnetic material, is provided with a magnet 8 at the top of brushing tool component, magnet 8 can be by brushing tool Handle 15 adsorbs；Push and pull bar 10 is provided on jacket；The both ends of guide rail 23 are provided with threaded hole 22, and threaded hole 22 is used for Fixing screws are skidded off from guide rail 23 to prevent limited slip block 17；Multiple fixation holes 18, a fastening spiral shell are provided on the surface of sliding block 17 Nail 19 passes through fixation hole 18 and fixes sliding block 17.

Blackboard eraser 2: when teacher is when writing, being moved to the both ends of blackboard body 1 by working principle, convenient for writing and viewing, When needing to erase the board, blackboard eraser 2 is moved to and needs the region wiped clean, then hold brushing tool handle 15 along sliding slot 9 to Drop-down, brushing tool 16 wipes clean the blackboard in the region that blackboard eraser 2 covers, and by chalk dust brush into chalk dust recycling box 4, then Blackboard eraser 2 is pulled again, wipes clean next region in the same way, it, will when collecting full chalk dust in chalk dust recycling box 4 Chalk dust recycling box 4 is disassembled from rectilinear orbit 3, installs rectilinear orbit 3 after chalk dust is cleaned out again, has sassafras The simple and quick advantage of blackboard, and the chalk dust recycled in chalk dust recycling box 4 can also recycle, and avoid the wave of resource Take.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (7)

1. a kind of blackboard with recycling chalk dust function, including base support (7) and horizontally disposed square pedestal thereon (6), it is characterised in that: further include the line slide rail (3) that level is layed on the pedestal (6), erected on the line slide rail (3) It is directly equipped with blackboard body (1) and blackboard eraser (2), the blackboard body (1) is in contact with blackboard eraser (2) and the book of the blackboard body (1) It is parallel with the length direction of the line slide rail (3) to write face, the blackboard eraser (2) can be along the length direction of line slide rail (3) Mobile, the writing surface lower edge of the blackboard body (1) is provided with a chalk dust recycling box (4), and the blackboard eraser (2) includes shell Cover and brushing tool component (11)；

The jacket covers on the blackboard body (1), and the front surface of the jacket offers a vertical sliding slot (9), institute State and offered in the both side surface of jacket card slot (12), the brushing tool component include two idler wheels (13), rotary shaft (14), Brushing tool (16) and brushing tool handle (15), described two idler wheels (13) are respectively arranged at the both ends of the rotary shaft (14), also, revolve The idler wheel (13) at shaft (14) both ends is fastened on respectively in two clamp bar slots (12), one end of the brushing tool handle (15) and the rotation Shaft (14) rotation connection, the other end stretch out the sliding slot (9) outside, when the brushing tool handle (15) is erected on the sliding slot (9) When straight movement, the brushing tool (16) brushes off the letter written with chalk on the blackboard body (1), and chalk dust brush is returned into the chalk dust It receives in box (4).

2. the blackboard with recycling chalk dust function according to claim 1, it is characterised in that: the line slide rail (3) Including guide rail (23) and sliding block (17), fluted (21) are arranged in the side wall of the guide rail (23), and the sliding block (17) is across in institute It states on guide rail (23), also, one end of the sliding block (17) is stuck in the groove (21), the sliding block (17) and the groove (21) place contacted is provided with a steel ball chain (20), for driving the sliding block (17) to move on the guide rail (23).

3. a kind of blackboard with recycling chalk dust function according to claim 1, it is characterised in that: the chalk dust returns It receives box (4) to be set on the line slide rail (3), also, the chalk dust recycling box (4) can be from the line slide rail (3) On disassemble.

4. a kind of blackboard with recycling chalk dust function according to claim 3, it is characterised in that: the brushing tool handle (15) material is magnetic material, is provided with a magnet (8) at the top of the brushing tool component, and the magnet (8) can will be described Brushing tool handle (15) adsorbs.

5. a kind of blackboard with recycling chalk dust function according to claim 2, it is characterised in that: on the jacket It is provided with push and pull bar (10).

6. a kind of blackboard with recycling chalk dust function according to claim 5, it is characterised in that: the guide rail (23) Both ends be provided with threaded hole (22), the threaded hole (22) be used for fixing screws, to prevent the sliding block (17) from leading from described Rail skids off on (23).

7. a kind of blackboard with recycling chalk dust function according to claim 6, it is characterised in that: the sliding block (17) Surface on be provided with multiple fixation holes (18), a fastening screw (19) passes through the fixation hole (18), and the sliding block (17) are solid It lives calmly.