CN211592017U

CN211592017U - Dustless blackboard eraser

Info

Publication number: CN211592017U
Application number: CN201921691788.XU
Authority: CN
Inventors: 范林昕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-09-29
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a dustless blackboard eraser, including cleaning the frame, clean one side fixedly connected with of the inside of frame and erase the mechanism, clean the inside opposite side fixedly connected with of frame and collect the mechanism, the beneficial effects of the utility model are that: the rotating shaft drives the rotating drum to rotate, the cleaning block can rotate through the rotating drum, the cleaning block can clean chalk dust on the surface of the blackboard, the chalk dust is adsorbed inside an empty groove between the cleaning blocks, the chalk dust on the cleaning block is scraped on the inclined plate through the scraper, the chalk dust is sucked from the collecting hole through the fan and collected inside the cavity, the chalk dust is effectively collected inside the blackboard eraser when the blackboard eraser is cleaned, the chalk dust is effectively prevented from flying in disorder, and then a teacher and a student are prevented from sucking the chalk dust, and further the influence of the chalk dust on the health of the teacher and the student is prevented.

Description

Dustless blackboard eraser

Technical Field

The utility model relates to a blackboard eraser technical field specifically is a dustless blackboard eraser.

Background

The existing blackboard eraser erases chalk dust on the surface of the blackboard through the soft cloth, and the soft cloth can effectively erase the chalk dust on the surface of the blackboard, so that teachers can conveniently write teaching plans on the blackboard again.

However, the chalk dust cannot be attached to the surface of the blackboard eraser, and cannot be effectively collected, so that the chalk dust can fly along with the air flow, the indoor air is affected, and the chalk dust is absorbed more, so that health hazards are caused to teachers and students.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustless blackboard eraser to solve the chalk dust that proposes in the above-mentioned background art but can't adhere to the blackboard eraser on the surface, can't effectually collect these dusts, and then can make these chalk dusts can make the chalk dust fly in disorder along with the air flow, influence the room air, the chalk dust inhales more problem that can cause health hazard to teacher and student's health moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the dust-free blackboard eraser comprises a wiping frame, wherein an erasing mechanism is fixedly connected to one side of the inside of the wiping frame, and a collecting mechanism is fixedly connected to the other side of the inside of the wiping frame.

Preferably, it includes the baffle to erase the mechanism, the fixed inside of cup jointing at the frame of cleaning of baffle, it is connected with a plurality of pivots to clean one side of frame near the open-ended rotation, and is a plurality of the pivot all the cover on the surface has cup jointed the rotary drum, and is a plurality of the piece is wiped to the equal fixedly connected with equidistance setting of rotary drum on the surface, the baffle is close to one side fixedly connected with of pivot and wipes a plurality of scrapers that the piece is corresponding, and is a plurality of the lower extreme of scraper blade all is provided with the swash plate, the baffle seted up a plurality ofly on the surface and the corresponding collection hole of swash plate.

Preferably, the collecting mechanism comprises a mounting plate, the mounting plate is fixedly sleeved inside the wiping frame, the mounting plate is located on one side, away from the rotating shaft, of the baffle, mounting holes are formed in the surface of the mounting plate, a fan is fixedly mounted inside the mounting holes, a battery jar is fixedly connected to one side, away from the baffle, of the mounting plate, and the battery jar is electrically connected with the fan.

Preferably, a clamping groove is formed in the side edge, away from the opening of the rotating shaft, of the wiping frame, a cover plate is sleeved on the surface of the clamping groove, the cover plate is matched with the clamping groove, and protruding blocks are fixedly connected to the two sides of the cover plate.

Preferably, a plurality of the collecting holes are arranged corresponding to a plurality of the rubbing blocks.

Preferably, the side of the mounting plate remote from the baffle forms a collection chamber with the wiping frame.

Compared with the prior art, the beneficial effects of the utility model are that: the rotating shaft drives the rotating drum to rotate, the cleaning block can rotate through the rotating drum, the cleaning block can clean chalk dust on the surface of the blackboard, the chalk dust is adsorbed inside an empty groove between the cleaning blocks, the chalk dust on the cleaning block is scraped on the inclined plate through the scraper, the chalk dust is sucked from the collecting hole through the fan and collected inside the cavity, the chalk dust is effectively collected inside the blackboard eraser when the blackboard eraser is cleaned, the chalk dust is effectively prevented from flying in disorder, and then a teacher and a student are prevented from sucking the chalk dust, and further the influence of the chalk dust on the health of the teacher and the student is prevented.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of a portion B of fig. 1 according to the present invention.

In the figure: 1. wiping the frame; 2. an erasing mechanism; 21. a baffle plate; 22. a rotating shaft; 23. a rotating drum; 24. wiping blocks; 25. a squeegee; 26. a sloping plate; 27. a collection well; 3. a collection mechanism; 31. mounting a plate; 32. mounting holes; 33. a fan; 34. a battery case; 4. a card slot; 5. a cover plate; 6. a bump; 7. a collection chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a dust-free blackboard eraser comprises a wiping frame 1, wherein an erasing mechanism 2 is fixedly connected to one side of the inside of the wiping frame 1, and a collecting mechanism 3 is fixedly connected to the other side of the inside of the wiping frame 1.

The erasing mechanism 2 comprises a baffle 21, the baffle 21 is fixedly sleeved inside the erasing frame 1, one side of the erasing frame 1 close to the opening is rotatably connected with a plurality of rotating shafts 22, the surfaces of the rotating shafts 22 are fixedly sleeved with rotating drums 23, the surfaces of the rotating drums 23 are fixedly connected with a plurality of erasing blocks 24 arranged at equal intervals, one side of the baffle 21 close to the rotating shafts 22 is fixedly connected with a plurality of scraping plates 25 corresponding to the erasing blocks 24, the lower ends of the scraping plates 25 are provided with inclined plates 26, the surface of the baffle 21 is provided with a plurality of collecting holes 27 corresponding to the inclined plates 26, the erasing blocks 24 are aligned to characters written by chalk by taking the erasing frame 1, then the erasing blocks 24 are in contact with the characters, then the erasing frame 1 is moved downwards, the erasing blocks 24 are rotated on the inner side wall of the erasing frame 1 through the rotating shafts 22 and the rotating drums 23, further, the dust is erased through the rotation of the erasing blocks 24, and the chalk dust is stored inside empty grooves among the erasing blocks 24, the wiper block 24 is then scraped by the scraper 25 to scrape off the chalk dust from the wiper block 24, the chalk dust is caused to fall onto the upper surface of the sloping plate 26, and then the chalk dust moves toward the other side of the shutter 21 through the collection hole 27.

Collect mechanism 3 and include mounting panel 31, mounting panel 31 fixes the cup joint inside wiping frame 1, mounting panel 31 is located the baffle 21 and keeps away from the one side of pivot 22, mounting panel 31 has seted up mounting hole 32 on the surface, the inside fixed mounting of mounting hole 32 has fan 33, one side fixedly connected with battery jar 34 that baffle 21 was kept away from to mounting panel 31, battery jar 34 and fan 33 electric connection, start fan 33 when wiping the blackboard, and then the air current of taking up through fan 33 inhales the chalk dust with the chalk dust and collects the chamber 7 inside, and then the effectual chalk dust that prevents wafts at will in the air, supply power to fan 33 through the inside battery of battery jar 34.

The side of cleaning frame 1 far away from pivot 22 one side opening part has seted up draw-in groove 4, has cup jointed apron 5 on the surface of draw-in groove 4, apron 5 and draw-in groove 4 phase-match, and the both sides fixedly connected with lug 6 of apron 5, and then conveniently open apron 5, and then conveniently clear up behind collecting chamber 7.

The plurality of collecting holes 27 are provided corresponding to the plurality of the eraser blocks 24, and the chalk dust erased by the eraser blocks 24 is finally moved toward the collecting mechanism 3 through the collecting holes 27.

The side of the mounting plate 31 away from the baffle plate 21 forms a collection chamber 7 with the wiping frame 1, which facilitates collection of chalk dust.

Specifically, when the utility model is used, after the surface of the blackboard is full of characters, the wiping frame 1 is taken to align the wiping block 24 with the characters written by chalk, then the wiping block 24 is contacted with the characters, then the wiping frame 1 is moved downwards, the wiping block 24 is rotated on the inner side wall of the wiping frame 1 through the rotating shaft 22 and the rotating drum 23, and then the chalk dust is wiped through the rotation of the wiping block 24, so that the chalk dust is stored in the empty grooves among the wiping blocks 24, then the wiping block 24 is scraped through the scraper 25, the chalk dust is scraped from the wiping block 24, the chalk dust falls onto the upper surface of the inclined plate 26, then the chalk dust flows to the other side of the baffle 21 through the collecting hole 27 and moves, the fan 33 is started while the blackboard is wiped, and then the chalk dust is sucked into the collecting cavity 7 through the air flow brought up by the fan 33, and then the dust is effectively prevented from floating randomly in the air, when the chalk dust accumulated in the collecting groove 7 is at an angle, the cover plate 5 is conveniently separated from the clamping groove 4 through the lug 6, so that the cover plate 5 is separated from the wiping frame 1, the collecting cavity 7 is exposed, and the chalk dust in the collecting cavity 7 is conveniently cleaned.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dust-free blackboard eraser comprises a wiping frame (1), and is characterized in that: one side of the inside of the wiping frame (1) is fixedly connected with an erasing mechanism (2), and the other side of the inside of the wiping frame (1) is fixedly connected with a collecting mechanism (3).

2. A dust-free blackboard eraser according to claim 1, wherein: it includes baffle (21) to erase mechanism (2), baffle (21) are fixed cup joints in the inside of wiping frame (1), it is connected with a plurality of pivots (22) to wipe frame (1) to be close to open-ended one side rotation, and is a plurality of pivot (22) all fixed the rotary drum (23) of having cup jointed on the surface, and is a plurality of the piece (24) of wiping that all fixedly connected with equidistance set up on the surface of rotary drum (23), one side fixedly connected with that baffle (21) are close to pivot (22) and wipe a plurality of scraper blades (25) that piece (24) is corresponding, and is a plurality of the lower extreme of scraper blade (25) all is provided with swash plate (26), a plurality of collection hole (27) corresponding with swash plate (26) have been seted up on the surface of baffle (21).

3. A dust-free blackboard eraser according to claim 1, wherein: collect mechanism (3) including mounting panel (31), mounting panel (31) fixed cover is connecting inside wiping frame (1), one side of pivot (22) is kept away from in mounting panel (31) is located baffle (21), mounting hole (32) have been seted up on the surface of mounting panel (31), the inside fixed mounting of mounting hole (32) has fan (33), one side fixedly connected with battery jar (34) of baffle (21) are kept away from in mounting panel (31), battery jar (34) and fan (33) electric connection.

4. A dust-free blackboard eraser according to claim 1, wherein: the side edge of the opening part at one side, away from the rotating shaft (22), of the wiping frame (1) is provided with a clamping groove (4), the surface of the clamping groove (4) is sleeved with a cover plate (5), the cover plate (5) is matched with the clamping groove (4), and two sides of the cover plate (5) are fixedly connected with bumps (6).

5. A dust-free blackboard eraser as claimed in claim 2, wherein: the plurality of collecting holes (27) are arranged corresponding to the plurality of rubbing blocks (24).

6. A dust-free blackboard eraser according to claim 3, wherein: the side of the mounting plate (31) far away from the baffle plate (21) and the wiping frame (1) form a collection cavity (7).