CN207291427U

CN207291427U - It is a kind of that there is the blackboard for education of chalk dust removing

Info

Publication number: CN207291427U
Application number: CN201720617311.1U
Authority: CN
Inventors: 黄焱
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-05-28
Filing date: 2017-05-28
Publication date: 2018-05-01
Anticipated expiration: 2027-05-28

Abstract

The utility model offer is a kind of to have the function of the blackboard for education of chalk dust removing, is related to instructional technology field.This has the function of the blackboard for education of chalk dust removing, including blackboard body, and storing powder box is fixedly connected with below blackboard body, and the inner wall both sides of storing powder box have been fixedly connected with limited block, and the top of limited block is contacted with the storing powder box lid being arranged on inside storing powder box.This has the function of the blackboard for education of chalk dust removing, by the way that there is provided motor, flabellum, air intake duct, inhale powder mouth and strainer, blackboard for education is set to possess the function of having chalk dust removing, effectively solves current blackboard for education, when teacher, which attends class, to be needed to use, the many things of meeting chalk-writing learn easy to student, but when being wiped with blackboard eraser, chalk dust largely can be all dispersed among air, seriously affect classroom indoor environment, the teacher of long-term work is easy to trigger the disease of respiratory system, and for also in the student of growth and development stage, chalk dust endangers the problem of bigger.

Description

It is a kind of that there is the blackboard for education of chalk dust removing

Technical field

Instructional technology field is the utility model is related to, it is specially a kind of that there is the blackboard for education of chalk dust removing.

Background technology

Teaching plays very important effect in the development of human civilization, it has promoted great scientific and technological progress, Twentieth century scientific and technological progress makes us praising again and again really to the great variety that human being's production and life are brought, from the ancient times Rise and be always the person who can hear voices a long way off of people's illusion, farsighted person, airflight and fly to space and all become a reality in this century, but Before word invention, it has been found that charcoal can draw a picture, it can be found that some walls in ancient times in some ancient times grottos in Europe To draw, modern teaching equipment be unable to do without blackboard, and the palisades for drawing these mural paintings have been properly termed as blackboard from traditional sense, Blackboard is used till today as a kind of educational aid.

Blackboard for education has electronic blackboard, Multifunctional combined board, combination push-and-pull blackboard, interactive electric whiteboard, band curtain throwing again Shadow plate etc..

Current blackboard for education, when teacher, which attends class, to be needed to use, can be easy to student with many things of chalk-writing Study, but when being wiped with blackboard eraser, chalk dust largely can be all dispersed among air, seriously affect classroom indoor environment, The teacher of long-term work is easy to trigger the disease of respiratory system, and for also in the student of growth and development stage, chalk The harm bigger of ash.

Utility model content

（One）The technical problem of solution

In view of the deficiencies of the prior art, the utility model provide it is a kind of there is the blackboard for education of chalk dust removing, solve The problem of being mentioned in above-mentioned background technology.

（Two）Technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：One kind has the function of chalk dust removing Blackboard for education, including blackboard body, is fixedly connected with storing powder box, the inner wall two of the storing powder box below the blackboard body Side has been fixedly connected with limited block, and the top of the limited block is contacted with the storing powder box lid being arranged on inside storing powder box, the storage The top both sides of powder box lid, which have been fixedly connected with, carries block, is offered at the top of the storing powder box lid and inhales powder mouth, the storing powder box Strainer is fixedly connected with the right side of inner bottom wall, the inner right wall of the storing powder box offers the first aperture, the right side of the blackboard body Motor bin is fixedly connected with, the inner bottom wall of the motor bin is fixedly connected with motor by brandreth, and the output terminal of the motor leads to Cross shaft coupling and be fixedly connected with shaft, the one end of the shaft away from motor and the fixing sleeve being arranged on inside motor bin are fixed and connected Connect, the surface of the fixing sleeve is fixedly connected with flabellum, and the inner bottom wall of the motor is located at below motor that to offer second small Hole, the lower section position corresponding with second orifice of the motor bin are fixedly connected with air intake duct, and the air intake duct is away from motor bin One end and storing powder box fix and connect, first aperture is corresponding with air intake duct.

Preferably, the quantity for inhaling powder mouth is 46, and 46 are inhaled the top part that powder mouth is located at storing powder box lid Two rows are spaced substantially equidistant.

Preferably, the inner roof wall of the motor bin offers air outlet, and the inner wall of the air outlet is fixedly connected with dust-proof Net.

Preferably, the Air Filter and horizontal plane are horizontal.

Preferably, the strainer and horizontal plane.

Preferably, the lower surface of the limited block and the inner roof wall of the first aperture are in same level.

（Three）Beneficial effect

The utility model provide it is a kind of there is the blackboard for education of chalk dust removing, what is possessed has the beneficial effect that：

This has the function of the blackboard for education of chalk dust removing, by there is provided motor, flabellum, air intake duct, suction powder mouth and strainer, making Blackboard for education possesses the function of having chalk dust removing, effectively solves current blackboard for education, when teacher, which attends class, needs to be used Wait, can be learnt with many things of chalk-writing easy to student, but when being wiped with blackboard eraser, chalk dust largely can be all dispersed into Among air, classroom indoor environment is seriously affected, the teacher of long-term work is easy to trigger the disease of respiratory system, and for also For the student of growth and development stage, the problem of chalk dust endangers bigger.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the top view of the utility model Fig. 1；

Fig. 3 is the enlarged drawing at A in the utility model Fig. 1；

Fig. 4 is the enlarged drawing at B in the utility model Fig. 1.

Wherein, 1 blackboard body, 2 storing powder box, 3 limited blocks, 4 carry block, 5 storing powder box lids, 6 air intake ducts, 7 motor bins, 8 suction powder Mouth, 9 brandreths, 10 shafts, 11 fixing sleeves, 12 flabellums, 13 air outlets, 14 Air Filters, 15 second orifices, 16 strainers, 17 motors, 18 First aperture.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

The utility model embodiment offer is a kind of to have the function of the blackboard for education of chalk dust removing, as shown in Figs 1-4, including blackboard Body 1, the lower section of blackboard body 1 are fixedly connected with storing powder box 2, and the inner wall both sides of storing powder box 2 have been fixedly connected with limited block 3, The top of limited block 3 is contacted with the storing powder box lid 5 being arranged on inside storing powder box 2, by setting limited block 3, limitation storing powder box lid 5 Position, the top both sides of storing powder box lid 5, which have been fixedly connected with, carries block 4, by set carry block 4, easy to which storing powder box lid 5 is carried Rise, the dust being convenient to clean inside storing powder box 2, the top of storing powder box lid 5, which offers, inhales powder mouth 8, and the quantity for inhaling powder mouth 8 is 40 Six, inhale powder mouth 8 for 46 and be spaced substantially equidistant positioned at two row of top part of storing powder box lid 5, it is solid on the right side of the inner bottom wall of storing powder box 2 Surely strainer 16, strainer 16 and horizontal plane are connected with, the inner right wall of storing powder box 2 offers the first aperture 18, under limited block 3 Surface and the inner roof wall of the first aperture 18 are in same level, and the right side of blackboard body 1 is fixedly connected with motor bin 7, are led to Cross setting strainer 16, stop that dust enters in motor bin 7, the inner roof wall of motor bin 7 offers air outlet 13, air outlet 13 it is interior Wall is fixedly connected with Air Filter 14, by setting air outlet 13, ventilates, easy to absorb dust, by setting Air Filter 14, prevent the particle in air from entering in motor bin 7, Air Filter 14 is horizontal with horizontal plane, and the inner bottom wall of motor bin 7 passes through brandreth 9 are fixedly connected with motor 17, and the output terminal of motor 17 is fixedly connected with shaft 10 by shaft coupling, and shaft 10 is away from motor 17 One end is fixedly connected with the fixing sleeve 11 being arranged on inside motor bin 7, and the surface of fixing sleeve 11 is fixedly connected with flabellum 12, motor 17 inner bottom wall, which is located at below motor, offers second orifice 15, lower section and the 15 corresponding position of second orifice of motor bin 7 Air intake duct 6 is fixedly connected with, the one end of air intake duct 6 away from motor bin 7 is fixed with storing powder box 2 and connected, the first aperture 18 and air-breathing Pipe 6 is corresponding.

Operation principle：When motor 17 works, shaft 10 drives flabellum 12 to rotate, and the dust in air can pass through suction inlet 8 Stopped into storing powder box 2, and by strainer 16, when the dust in storing powder box 2 is excessive, lift storing powder box lid by carrying block 4 5, easy to remove the dust in storing powder box lid 5.

In conclusion should have the function of the blackboard for education of chalk dust removing, by there is provided motor 17, flabellum 12, air intake duct 6, Powder mouth 8 and strainer 16 are inhaled, blackboard for education is possessed the function of having chalk dust removing, effectively solves current blackboard for education, when old Teacher attends class when needing to use, and can be learnt with many things of chalk-writing easy to student, but when being wiped with blackboard eraser, chalk Grey major part can be all dispersed among air, seriously affect classroom indoor environment, and the teacher of long-term work is easy to trigger breathing The problem of disease of system, and for also in the student of growth and development stage, chalk dust endangers bigger.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation Any this actual relation either order moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment Intrinsic key element.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims

1. a kind of have the function of the blackboard for education of chalk dust removing, including blackboard body（1）, it is characterised in that：The blackboard body（1） Lower section be fixedly connected with storing powder box（2）, the storing powder box（2）Inner wall both sides be fixedly connected with limited block（3）, the limit Position block（3）Top and be arranged on storing powder box（2）Internal storing powder box lid（5）Contact, the storing powder box lid（5）Top both sides It has been fixedly connected with and has carried block（4）, the storing powder box lid（5）Top offer inhale powder mouth（8）, the storing powder box（2）Interior bottom Strainer is fixedly connected with the right side of wall（16）, the storing powder box（2）Inner right wall offer the first aperture（18）, the blackboard body （1）Right side be fixedly connected with motor bin（7）, the motor bin（7）Inner bottom wall pass through brandreth（9）It is fixedly connected with motor （17）, the motor（17）Output terminal shaft is fixedly connected with by shaft coupling（10）, the shaft（10）Away from motor （17）One end and be arranged on motor bin（7）Internal fixing sleeve（11）It is fixedly connected, the fixing sleeve（11）Surface fix It is connected with flabellum（12）, the motor（17）Inner bottom wall be located at below motor and offer second orifice（15）, the motor Storehouse（7）Lower section and second orifice（15）Corresponding position is fixedly connected with air intake duct（6）, the air intake duct（6）Away from motor Storehouse（7）One end and storing powder box（2）Fixed connection, first aperture（18）With air intake duct（6）It is corresponding.

A kind of there is the blackboard for education of chalk dust removing 2. according to claim 1, it is characterised in that：The suction powder mouth （8）Quantity be 46,46 suction powder mouths（8）Positioned at storing powder box lid（5）Two row of top part be spaced substantially equidistant.

A kind of there is the blackboard for education of chalk dust removing 3. according to claim 1, it is characterised in that：The motor bin （7）Inner roof wall offer air outlet（13）, the air outlet（13）Inner wall be fixedly connected with Air Filter（14）.

A kind of there is the blackboard for education of chalk dust removing 4. according to claim 3, it is characterised in that：The Air Filter （14）It is horizontal with horizontal plane.

A kind of there is the blackboard for education of chalk dust removing 5. according to claim 1, it is characterised in that：The strainer（16） With horizontal plane.

A kind of there is the blackboard for education of chalk dust removing 6. according to claim 1, it is characterised in that：The limited block （3）Lower surface and the first aperture（18）Inner roof wall be in same level.