CN208085331U - A kind of blackboard eraser with dust-absorbing function - Google Patents

A kind of blackboard eraser with dust-absorbing function Download PDF

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Publication number
CN208085331U
CN208085331U CN201820382875.6U CN201820382875U CN208085331U CN 208085331 U CN208085331 U CN 208085331U CN 201820382875 U CN201820382875 U CN 201820382875U CN 208085331 U CN208085331 U CN 208085331U
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Prior art keywords
dust
dust suction
ontology
absorbing function
blackboard eraser
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CN201820382875.6U
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Chinese (zh)
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李美鑫
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李美鑫
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Abstract

The utility model discloses a kind of blackboard erasers with dust-absorbing function, including ontology;Dust suction cavity is offered on the downside of the body interior, symmetrically rotation has two first rotating shafts, the lower end of first rotating shaft to be installed with flabellum for the left and right sides of dust suction cavity;The inside of the dust suction cavity is also installed with dual-axle motor, two output ends of dual-axle motor are installed with the second shaft, the other end of second shaft is installed with second bevel gear, first bevel gear is installed in the first rotating shaft, first bevel gear is intermeshed with second bevel gear;The left and right sides of the body interior is symmetrically slidably installed, and there are two dust suction cylinders.The utility model drives two flabellums to rotate using dual-axle motor by transmission device, in the chalk dust sucking dust suction cylinder generated when to which blackboard eraser working, prevents dust from diffusing, dust is avoided to cause damages the health of academics and students.

Description

A kind of blackboard eraser with dust-absorbing function
Technical field
The utility model is related to blackboard eraser technical field, specifically a kind of blackboard eraser with dust-absorbing function.
Background technology
The common harm of chalk dust has:1, to the harm of lung, lead to chronic, acute pneumonia, lung cancer, pneumoconiosis etc..2, Harm to the upper respiratory tract induces rhinitis sicca, followed by hypertrophic rhinitis.3, to the harm of eyes, chronic inflammation is formed, It is also possible to induce the generation of myopia.4, to the harm of skin, there is stimulation to skin membrane, if hot summer days meet sweat absorption, sternly Severe one can cause acne, epifolliculitis, pyoderma, chapped skin and a large amount of trichomadesis.
Blackboard is essential tool in teaching, and needing to wipe clean on blackboard before at school can just write, present Traditional blackboard eraser is easy that classroom dust is made disorderly to fly when carrying out pattern wiping to blackboard, influences the environment inside classroom, causes dirt Dye, while carrying out certain harm to the health care belt of academics and students.
Utility model content
The purpose of this utility model is to provide a kind of blackboard erasers with dust-absorbing function, to solve in above-mentioned background technology The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of blackboard eraser with dust-absorbing function, including ontology;The bottom of the ontology is installed with mounting bracket, installation The bottom surface of frame is provided with the pattern wiper wiped convenient for blackboard pattern;The inside of the mounting bracket and the bottom of mounting bracket and ontology are formed There is disjunctor air inlet;Dust suction cavity is offered on the downside of the body interior, symmetrically rotation has two for the left and right sides of dust suction cavity The lower end of root first rotating shaft, first rotating shaft is installed with flabellum;The inside of the dust suction cavity is also installed with twin shaft electricity Two output ends of machine, dual-axle motor are installed with the second shaft, and the other end of the second shaft is installed with the second cone Gear, first bevel gear is installed in the first rotating shaft, and first bevel gear is intermeshed with second bevel gear;Described The left and right sides in internal portion is symmetrically slidably installed there are two dust suction cylinder, and dust suction cylinder is located at the surface of flabellum, and dust suction is justified The inside of column offers the ventilation shaft of serpentine configuration, and the top of dust suction cylinder is also uniformly provided with several exhaust outlets.
As further program of the utility model:The ontology is the rectangular parallelepiped structure that bottom is in boss-shaped.
As the utility model further scheme:The mounting bracket is " day " word structure.
As the utility model further scheme:The material of the dust suction cylinder is specially sponge.
As the utility model further scheme:It is also installed with pumping rod on the dust suction cylinder.
As the utility model further scheme:The inside of the ontology is further opened with battery case, battery case it is interior Portion is provided with accumulator, and accumulator is electrically connected dual-axle motor.
Compared with prior art, the utility model has the beneficial effects that:The utility model passes through transmission using dual-axle motor Device drives two flabellum rotations, in the chalk dust sucking dust suction cylinder generated when to which blackboard eraser working, prevents dust more It is unrestrained, avoid dust from causing damages the health of academics and students.
Description of the drawings
Fig. 1 is the structural schematic diagram of the blackboard eraser with dust-absorbing function.
Fig. 2 is the upward view of the blackboard eraser with dust-absorbing function.
Fig. 3 is the vertical view of dust suction cylinder in the blackboard eraser with dust-absorbing function.
In figure:1- ontologies, 2- dust suctions cylinder, 3- ventilation shafts, 4- first rotating shafts, 5- first bevel gears, 6- flabellums, 7- Two bevel gears, the second shafts of 8-, 9- dual-axle motors, 10- mounting brackets, 11- pumping rods, 12- battery cases, 13- disjunctors air inlet, 14- Pattern wiper, 15- exhaust outlets.
Specific implementation mode
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 The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the utility model embodiment, a kind of blackboard eraser with dust-absorbing function, including ontology 1;Institute It is the rectangular parallelepiped structure that bottom is in boss-shaped to state ontology 1, and the bottom of ontology 1 is installed with mounting bracket 10, the bottom of mounting bracket 10 Face is provided with the pattern wiper wiped convenient for blackboard pattern;The mounting bracket 10 is " day " word structure, and the inside of mounting bracket 10 and peace It shelves 10 and is formed with disjunctor air inlet 13 with the bottom of ontology 1, so as to the entrance of dust;Downside inside the ontology 1 opens up There is dust suction cavity, symmetrically rotation has two first rotating shafts 4, the lower end of first rotating shaft 4 to be fixedly mounted for the left and right sides of dust suction cavity There is flabellum 6, so that chalk dust to be pumped into the inside of dust suction cavity;The inside of the dust suction cavity is also installed with dual-axle motor 9, two output ends of dual-axle motor 9 are installed with the second shaft 8, and the other end of the second shaft 8 is installed with second Bevel gear 7 is installed with first bevel gear 5 in the first rotating shaft 4, and first bevel gear 5 is mutually nibbled with second bevel gear 7 It closes, dual-axle motor 9 drives second bevel gear 7 to rotate when driving the rotation of the second shaft 8, to drive the by first bevel gear 5 One shaft 4 rotates;The left and right sides inside the ontology 1 is symmetrically slidably installed, and there are two dust suction cylinder 2, the materials of dust suction cylinder 2 Matter is specially sponge, and dust suction cylinder 2 is located at the surface of flabellum 6, and the inside of dust suction cylinder 2 offers the ventilation of serpentine configuration The top of pipeline 3, dust suction cylinder 2 is also uniformly provided with several exhaust outlets 15, and dusty gas enters dust suction after entering dust suction cavity The inside of cylinder 2, dust are attracted on dust suction cylinder 2, and gas is discharged from exhaust outlet 15;It is also fixed on the dust suction cylinder 2 Pumping rod 11 is installed, so that the taking-up of dust suction cylinder 2 is replaced and cleaned;The inside of the ontology 1 is further opened with battery case 12, battery Slot 12 is internally provided with accumulator, and accumulator is electrically connected dual-axle motor 9.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (6)

1. a kind of blackboard eraser with dust-absorbing function, which is characterized in that including ontology(1);The ontology(1)Bottom fix peace Equipped with mounting bracket(10), mounting bracket(10)Bottom surface be provided with the pattern wiper wiped convenient for blackboard pattern;The mounting bracket(10)It is interior Portion and mounting bracket(10)With ontology(1)Bottom be formed with disjunctor air inlet(13);The ontology(1)Internal downside opens up There is dust suction cavity, symmetrically rotation there are two first rotating shafts for the left and right sides of dust suction cavity(4), first rotating shaft(4)Lower end fix Flabellum is installed(6);The inside of the dust suction cavity is also installed with dual-axle motor(9), dual-axle motor(9)Two output End is installed with the second shaft(8), the second shaft(8)The other end be installed with second bevel gear(7), described first Shaft(4)On be installed with first bevel gear(5), first bevel gear(5)With second bevel gear(7)Intermeshing;Described Body(1)The internal left and right sides is symmetrically slidably installed, and there are two dust suction cylinders(2), dust suction cylinder(2)Positioned at flabellum(6)Just on Side, and dust suction cylinder(2)Inside offer the ventilation shaft of serpentine configuration(3), dust suction cylinder(2)Top also uniformly open up There are several exhaust outlets(15).
2. the blackboard eraser according to claim 1 with dust-absorbing function, which is characterized in that the ontology(1)It is in for bottom The rectangular parallelepiped structure of boss-shaped.
3. the blackboard eraser according to claim 1 with dust-absorbing function, which is characterized in that the mounting bracket(10)For " day " Word structure.
4. the blackboard eraser according to claim 1 with dust-absorbing function, which is characterized in that the dust suction cylinder(2)Material Matter is specially sponge.
5. the blackboard eraser according to claim 1 with dust-absorbing function, which is characterized in that the dust suction cylinder(2)It is upper to go back It is installed with pumping rod(11).
6. the blackboard eraser according to claim 1 with dust-absorbing function, which is characterized in that the ontology(1)Inside also Offer battery case(12), battery case(12)Be internally provided with accumulator, accumulator is electrically connected dual-axle motor(9).
CN201820382875.6U 2018-03-21 2018-03-21 A kind of blackboard eraser with dust-absorbing function Active CN208085331U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820382875.6U CN208085331U (en) 2018-03-21 2018-03-21 A kind of blackboard eraser with dust-absorbing function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820382875.6U CN208085331U (en) 2018-03-21 2018-03-21 A kind of blackboard eraser with dust-absorbing function

Publications (1)

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CN208085331U true CN208085331U (en) 2018-11-13

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112026413A (en) * 2020-10-12 2020-12-04 安徽建筑大学城市建设学院 Roller type blackboard eraser
CN112293986A (en) * 2020-10-21 2021-02-02 浙江工商职业技术学院 Intelligent desk
CN112474690A (en) * 2020-12-02 2021-03-12 阜阳市国峰伟业粮油有限责任公司 Dust collecting equipment of flour production workshop that possesses air purification function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112026413A (en) * 2020-10-12 2020-12-04 安徽建筑大学城市建设学院 Roller type blackboard eraser
CN112293986A (en) * 2020-10-21 2021-02-02 浙江工商职业技术学院 Intelligent desk
CN112474690A (en) * 2020-12-02 2021-03-12 阜阳市国峰伟业粮油有限责任公司 Dust collecting equipment of flour production workshop that possesses air purification function

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