CN210821569U - Portable electric dustless blackboard eraser - Google Patents

Abstract

The utility model discloses a portable electronic dustless blackboard eraser, including the carriage, run through on the inner wall of carriage and be equipped with the pivot, the pivot is rotated with the carriage and is connected, the cover is equipped with the drum on the lateral wall of pivot, be equipped with the parallel key between drum and the pivot, be equipped with a plurality of cleaning plate devices of dismantling on the lateral wall of drum, be equipped with drive mechanism on the lateral wall of carriage, be equipped with on the lateral wall of carriage and scrape dirt dust extraction. The utility model discloses have and scrape dirt dust absorption mechanism, can scrape the dust on the strip of cleaning down to inhale the dust storage box by the dust catcher, avoid the dust to fly in a confused state of mind, clean the strip and can change after wearing and tearing, avoid a large amount of extravagant resources.

Description

Portable electric dustless blackboard eraser

Technical Field

The utility model relates to a blackboard eraser technical field especially relates to portable electronic dustless blackboard eraser.

Background

The teaching mode of chalk and blackboard is still continued in the current classroom teaching, and the blackboard erasing is a headache for anyone. The blackboard eraser is clean, and flying chalk dust is absorbed into the body by teachers and classmates to cause various diseases. Many novel blackboard erasers are also available on the market, for example, the blackboard erasers can absorb dust, but can only absorb a part of chalk dust, so that the problems cannot be thoroughly solved, the wiping strips cannot be replaced, and the whole blackboard erasers can only be scrapped after the wiping strips are worn, thereby wasting resources. For teachers and students to be healthy, a blackboard eraser completely free of dust is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable electric dust-free blackboard eraser.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

portable electronic dustless blackboard eraser, including the carriage, run through on the inner wall of carriage and be equipped with the pivot, the pivot rotates with the carriage to be connected, the cover is equipped with the drum on the lateral wall of pivot, be equipped with the parallel key between drum and the pivot, be equipped with a plurality of removable cleaning sheet devices on the lateral wall of drum, be equipped with drive mechanism on the lateral wall of carriage, be equipped with on the lateral wall of carriage and scrape dirt dust extraction.

Preferably, the detachable wiping plate device comprises a circular sliding groove formed in the side wall of the cylinder, a cylindrical sliding rod is connected in the circular sliding groove in a sliding mode, a connecting plate is fixedly connected to the side wall of the cylindrical sliding rod, a fixing plate is fixedly connected to one end, far away from the cylindrical sliding rod, of the connecting plate, and a wiping strip is fixedly connected to the side wall of the fixing plate.

Preferably, drive mechanism includes the motor mounting panel of fixed connection on the lateral wall of carriage, fixedly connected with motor on the lateral wall of motor mounting panel, fixedly connected with battery on the lateral wall of motor mounting panel, the output shaft of motor runs through the motor mounting panel, the first gear of fixedly connected with on the lateral wall of the output shaft of motor, fixedly connected with second gear on the lateral wall of pivot, first gear and second gear intermeshing, the lateral wall of motor mounting panel and the common fixedly connected with protective housing of lateral wall of carriage, the left end of pivot is rotated and is connected on the lateral wall of protective housing.

Preferably, scrape dirt dust extraction and include the metal mesh of fixed connection on the inner wall of carriage, the metal mesh with clean strip in close contact with, fixedly connected with dust catcher on the inner wall of carriage, can dismantle on the lateral wall of carriage and be connected with storage dust box, storage dust box and dust catcher mutually support.

Preferably, grease is coated between the first gear and the second gear.

Preferably, the side walls of the two sides of the supporting frame are provided with anti-skid grains.

The utility model discloses following beneficial effect has:

1. the dust scraping and absorbing mechanism is arranged, so that dust on the wiping strip can be scraped off, and the dust is absorbed into the dust storage box by the dust collector, so that the dust is prevented from flying in disorder;

2. the wiping strip can be replaced after being worn, so that a large amount of resource waste is avoided.

Drawings

Fig. 1 is a schematic view of a front view structure of the portable electric dust-free blackboard eraser provided by the present invention;

fig. 2 is a schematic side view of the portable electric dust-free blackboard eraser.

In the figure: the device comprises a supporting frame 1, a wiping strip 2, a flat key 3, a rotating shaft 4, a motor 5, a motor mounting plate 6, a ground gear 7, a protective shell 8, a second gear 9, a fixing plate 10, a connecting plate 11, a cylindrical sliding rod 12, a cylinder 13, a dust collector 14, a metal net 15 and a dust storage box 16.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-2, a portable electric dust-free blackboard eraser, including a supporting frame 1, the lateral wall of the both sides of supporting frame 1 is equipped with anti-skidding line, it is equipped with pivot 4 to run through on the inner wall of supporting frame 1, pivot 4 rotates with supporting frame 1 to be connected, the cover is equipped with drum 13 on the lateral wall of pivot 4, be equipped with parallel key 3 between drum 13 and the pivot 4, be equipped with a plurality of removable wiping board devices on the lateral wall of drum 13, removable wiping board device is including seting up the circular spout on the lateral wall of drum 13, sliding connection has cylinder slide bar 12 in the circular spout, fixedly connected with connecting plate 11 on the lateral wall of cylinder slide bar 12, the one end fixedly connected with fixed plate 10 of cylinder slide bar 12 is kept away from to connecting plate 11.

Be equipped with drive mechanism on the lateral wall of carriage 1, drive mechanism includes motor mounting panel 6 of fixed connection on the lateral wall of carriage 1, fixedly connected with motor 5 on the lateral wall of motor mounting panel 6, fixedly connected with battery on the lateral wall of motor mounting panel 6, motor 5's output shaft runs through motor mounting panel 6, first gear 7 of fixedly connected with on the lateral wall of motor 5's the output shaft, fixedly connected with second gear 9 on the lateral wall of pivot 4, first gear 7 and second gear 9 intermeshing, the coating has lubricating grease between first gear 7 and the second gear 9, the common fixedly connected with protective housing 8 of lateral wall of motor mounting panel 6 and carriage 1, the left end rotation of pivot 4 is connected on the lateral wall of protective housing 8.

Be equipped with on the lateral wall of carriage 1 and scrape dirt dust extraction, scrape dirt dust extraction and include metal mesh 15 of fixed connection on the inner wall of carriage 1, metal mesh 15 with clean strip 2 in close contact with, fixedly connected with dust catcher 14 on the inner wall of carriage 1, can dismantle on the lateral wall of carriage 1 and be connected with storage dust box 16, storage dust box 16 and dust catcher 14 are mutually supported.

The utility model discloses in, electric wire and switch have been set up between battery and motor 5 and the dust catcher 14, open the switch, motor 5 and the start of dust catcher 14, motor 5 drives first gear 7 and rotates, first gear 7 drives second gear 9 and rotates, second gear 9 drives pivot 4 and rotates, pivot 4 drives drum 13 through flat key 3 and rotates, drum 13 drives and to dismantle the wiper plate device and rotate, make wiper strip 2 clean the blackboard, the wiper strip 2 that is stained with the chalk dust rotates to contacting with metal mesh 15, metal mesh 15 scrapes the ash, then inhale by dust catcher 14 and store up dirt box 16.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. Portable electronic dustless blackboard eraser, including carriage (1), its characterized in that, run through on the inner wall of carriage (1) and be equipped with pivot (4), pivot (4) rotate with carriage (1) and be connected, the cover is equipped with drum (13) on the lateral wall of pivot (4), be equipped with parallel key (3) between drum (13) and pivot (4), be equipped with a plurality of cleaning plate devices of dismantling on the lateral wall of drum (13), be equipped with drive mechanism on the lateral wall of carriage (1), be equipped with on the lateral wall of carriage (1) and scrape dirt dust extraction.

2. The portable electric dust-free blackboard eraser according to claim 1, wherein the detachable wiping plate device comprises a circular sliding groove formed on the side wall of the cylinder (13), a cylindrical sliding rod (12) is connected in the circular sliding groove in a sliding manner, a connecting plate (11) is fixedly connected to the side wall of the cylindrical sliding rod (12), a fixing plate (10) is fixedly connected to one end, far away from the cylindrical sliding rod (12), of the connecting plate (11), and a wiping strip (2) is fixedly connected to the side wall of the fixing plate (10).

3. The portable electric dustless blackboard eraser according to claim 1, wherein the transmission mechanism comprises a motor mounting plate (6) fixedly connected to a side wall of the support frame (1), the side wall of the motor mounting plate (6) is fixedly connected with a motor (5), the side wall of the motor mounting plate (6) is fixedly connected with a battery, an output shaft of the motor (5) penetrates through the motor mounting plate (6), a first gear (7) is fixedly connected to the side wall of the output shaft of the motor (5), a second gear (9) is fixedly connected to the side wall of the rotating shaft (4), the first gear (7) and the second gear (9) are meshed with each other, the side wall of the motor mounting plate (6) and the side wall of the supporting frame (1) are fixedly connected with a protective shell (8), the left end of the rotating shaft (4) is rotatably connected to the side wall of the protective shell (8).

4. The portable electric dust-free blackboard eraser according to claim 1, wherein the dust scraping and absorbing device comprises a metal net (15) fixedly connected to the inner wall of the supporting frame (1), the metal net (15) is in close contact with the wiping strip (2), a dust collector (14) is fixedly connected to the inner wall of the supporting frame (1), a dust storage box (16) is detachably connected to the side wall of the supporting frame (1), and the dust storage box (16) and the dust collector (14) are matched with each other.

5. A portable electric dustless blackboard eraser according to claim 3, characterized in that the first gear (7) and the second gear (9) are coated with grease.

6. The portable electric dust-free blackboard eraser according to claim 1, wherein the side walls of the two sides of the support frame (1) are provided with anti-slip lines.

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