CN219214563U

CN219214563U - Dust-removing type electric blackboard eraser

Info

Publication number: CN219214563U
Application number: CN202223597705.5U
Authority: CN
Inventors: 李�杰
Original assignee: Fuyang Medical Science And Technology Engineering School
Current assignee: Fuyang Medical Science And Technology Engineering School
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-20
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of blackboard erasers, and particularly discloses a dust-removing type electric blackboard eraser which comprises a box body, wherein a dust collection mechanism is arranged on the inner wall of the box body, an ash taking mechanism is arranged at the bottom of the box body, an ash cleaning mechanism is arranged between the dust collection mechanism and the ash taking mechanism, a filter plate is fixedly arranged in the box body, and a battery bin and a collecting box are respectively arranged on two sides of the dust collection mechanism; according to the dust-removing type electric blackboard eraser, through the arrangement of the dust-removing mechanism and the dust-absorbing mechanism, a worker drives the blackboard eraser to rub with a blackboard, so that the erasing belt rotates unidirectionally, and the erasing area of the blackboard eraser is increased; under the effect of electric power through T type piece and rotation strip, drive montant horizontal reciprocating motion for upper and lower brush removes the clearance dust, and the fan is unified to be exported the dust of clearance process to the collecting box simultaneously in, effectively reduces the raise dust when wiping the blackboard, avoids chalk dust to fly away to the classroom in the air harm teachers and students healthy.

Description

Dust-removing type electric blackboard eraser

Technical Field

The utility model relates to the technical field of blackboard eraser, in particular to a dust-removing electric blackboard eraser.

Background

At present, most public schools in China still adopt traditional blackboard teaching, and teachers tend to write with chalks, so that the blackboard eraser is an indispensable teaching aid in daily study. Chalk writing is still used in most school teaching. Because of the characteristics of low cost and easy use, the chalk is also used for blackboard parts of chalk besides teaching, but the defects of large dust, difficult cleaning and scratch are not changed. According to statistics, teacher occupational diseases have a rising trend year by year, wherein pneumoconiosis caused by dust and various acute and chronic respiratory diseases are the most main and serious diseases in the current occupational diseases.

The existing integral blackboard eraser is used in an integral matching way, sliding rails are fixedly arranged on two sides of the blackboard, the blackboard eraser is fixed on a connecting rod, the blackboard eraser is driven to move through a motor, meanwhile, a collecting box is arranged at the bottom of the blackboard eraser, and the wiped chalk dust is collected and treated in a concentrated mode through pumping of a fan, so that dust diffusion is avoided. The whole blackboard eraser can automatically and regularly erase the whole blackboard, and the automatic erasing property of the blackboard eraser is improved.

The existing integral blackboard eraser is fixedly provided with sliding rails on two sides of a blackboard, when chalk is erased by the blackboard eraser, the blackboard eraser is integrally erased, a part of the blackboard cannot be cleaned, the cleaning efficiency to the part is low, teaching personnel are inconvenient to teach, the integral blackboard eraser is matched with the blackboard to use, the use and maintenance cost of one set of equipment are too high, the blackboard eraser is problematic in use, maintenance of the professional can only be arranged, and the teaching of the teaching personnel can be influenced.

Disclosure of Invention

The utility model aims to provide a dust-removing electric blackboard eraser, which solves the following technical problems:

how to collect dust and be convenient for install and remove and use when the blackboard eraser is used.

The aim of the utility model can be achieved by the following technical scheme: the dust-removing type electric blackboard eraser comprises a box body and is characterized in that a dust collection mechanism is arranged on the inner wall of the box body, an ash taking mechanism is arranged at the bottom of the box body, an ash cleaning mechanism is arranged between the dust collection mechanism and the ash taking mechanism, a filter plate is fixedly arranged in the box body, and a battery bin and a collecting box are respectively arranged on two sides of the dust collection mechanism;

the ash taking mechanism comprises a rotating wheel which is rotatably arranged on the outer surface of the box body, a stop bar is arranged on the inner wall of the rotating wheel in a sliding connection mode through a spring, a cross rod is fixedly connected between the rotating wheels, a ratchet wheel is fixedly arranged on the outer surface of the cross rod, and a wiping belt is connected with the cross rod in a rotating mode through a rotating roller.

Further, dust collection mechanism includes at fan and montant, the bottom rotation of fan is connected with the bull stick, the bottom fixedly connected with carousel of bull stick, the fixed surface of carousel installs two lugs, the top fixedly connected with T type piece of montant, the top of montant has the rotation strip through slider sliding connection, the one end sliding connection of montant has the spacing wheel, be provided with the pivot between rotation strip and the filter.

Further, the ash removal mechanism comprises a lower brush attached to the surface of the wiping belt, a mounting frame is arranged between the lower brush and the vertical rod, an upper brush is arranged above the lower brush, and one end of the upper brush is fixedly connected with the outer surface of the mounting frame.

Further, a chute with the same movement track as the two ends of the lower hairbrush is arranged in the box body.

Further, still be equipped with the switch that electric quantity warning light and control fan opened and close on the top of battery compartment, the fixed mouth that charges that is provided with in top of box body, the top of charging the mouth is provided with the shield, the interior bottom surface of collecting box is concave inclined plane, the multirow gas vent has been seted up at the top of collecting box, the top fixed mounting of box body has the fixed frame of being convenient for take.

Further, a magnet sheet which is convenient to fix on the blackboard is fixedly arranged at the bottom of the box body, and an air inlet hole is formed in the bottom of the box body in a penetrating manner.

The utility model has the beneficial effects that:

according to the utility model, through the arrangement of the dust taking mechanism, a worker drives the blackboard eraser to rub the blackboard, the rotating wheel and the blackboard surface roll to drive the cross rod to rotate, so that the wiping belt rotates unidirectionally, the wiping area of the blackboard eraser is increased, meanwhile, the electric drive fan drives the rotating rod to rotate, so that the lug on the rotary table rotates reciprocally, the T-shaped block and the rotating rod drive the vertical rod to move horizontally reciprocally, the upper hairbrush and the lower hairbrush to move and clear dust, and meanwhile, the fan uniformly outputs the dust in the cleaning process to the collecting box for uniform treatment, and meanwhile, in the wiping process of the blackboard eraser, the dust which is not adsorbed on the wiping belt is sucked by the air inlet at the bottom, so that dust emission in the process of wiping the blackboard can be effectively reduced, and dust in the classroom is prevented from being scattered into the air to endanger the physical health of teachers and students.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a front view of the telescoping mechanism of the present utility model;

FIG. 4 is a schematic view of the dust-collecting mechanism of the present utility model;

FIG. 5 is a schematic view of an ash handling mechanism according to the present utility model;

fig. 6 is a bottom view of the entire structure of the present utility model.

Reference numerals: 1. a case body; 2. a dust collection mechanism; 201. a blower; 202. a vertical rod; 203. a rotating rod; 204. a turntable; 205. a bump; 206. a T-shaped block; 207. rotating the strip; 208. a limiting wheel; 3. an ash taking mechanism; 301. a rotating wheel; 302. a stop bar; 303. a cross bar; 304. a ratchet wheel; 305. a wiping belt; 4. an ash removing mechanism; 401. a lower brush; 402. a mounting frame; 403. a hairbrush is arranged; 5. a filter plate; 6. a battery compartment; 7. a collection box; 8. an electric quantity warning lamp; 9. a charging port; 10. a dust cover; 11. a fixed frame; 12. a magnet sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a dust-removing electric blackboard eraser comprises a box body 1, a dust collecting mechanism 2 is arranged on the inner wall of the box body 1, a dust collecting mechanism 3 is arranged at the bottom of the box body 1, a dust removing mechanism 4 is arranged between the dust collecting mechanism 2 and the dust collecting mechanism 3, a filter plate 5 is fixedly installed in the box body 1, a battery bin 6 and a collecting box 7 are respectively arranged on two sides of the dust collecting mechanism 2, the battery bin 6 and the collecting box 7 are connected with the box body 1 in a clamping manner, the later installation and removal and cleaning are facilitated, an electric quantity warning lamp 8 and a switch are further arranged on the top of the battery bin 6, the residual electric quantity of a battery can be displayed at any time through the electric quantity warning lamp 8 so as to remind a teacher of timely charging when the electric quantity of the battery is insufficient, a charging port 9 is fixedly arranged at the top of the box body 1, a dust cover 10 is arranged above the charging port 9, the inner bottom surface of the collecting box 7 is a concave inclined surface, a plurality of rows of exhaust ports are formed in the top of the collecting box 7, a magnet sheet 12 which is convenient to fix on a blackboard is fixedly arranged at the bottom of the box body 1, the possibility of losing is reduced, a convenient frame 11 is fixedly arranged at the top of the box body 1, the battery bin is convenient to detach and clean and the rest is convenient to take the rest with the blackboard, and the palm of the blackboard eraser is convenient to touch with a palm, and the palm of a teacher can be held by a palm, and the palm can be held by a palm, and the teacher can be prevented from being in a palm, and the palm can be fixed by a palm and a palm, and a palm can be held by a palm and a palm.

The ash taking mechanism 3 comprises rotating wheels 301 which are rotatably arranged on the outer surface of the box body 1, the inner walls of the rotating wheels 301 are provided with stop bars 302 which are slidably connected through springs, cross bars 303 are fixedly connected between the rotating wheels 301, ratchet wheels 304 are fixedly arranged on the outer surfaces of the cross bars 303, the cross bars 303 are rotatably connected with wiping belts 305 through rotating rollers, the bottoms of the rotating wheels 301 are leveled with the lower bottom surfaces of the wiping belts 305, a worker drives a blackboard eraser to rub the blackboard, rolling motion is carried out between the rotating wheels 301 and the blackboard surface, the cross bars 303 are driven to rotate, the wiping belts 305 rotate unidirectionally, and the wiping area of the wiping belts 305 of the blackboard eraser is improved.

The dust collection mechanism 2 comprises a fan 201 and a vertical rod 202, the fan 201 is connected with a battery wire of the battery compartment 6, the bottom of the fan 201 is rotationally connected with a rotary rod 203, the bottom of the rotary rod 203 is fixedly connected with a rotary disc 204, two convex blocks 205 are fixedly arranged on the surface of the rotary disc 204, a T-shaped block 206 is fixedly connected to the top of the vertical rod 202, a rotary bar 207 is slidingly connected to the top of the vertical rod 202 through a sliding block, one end of the vertical rod 202 is slidingly connected with a limit wheel 208, a rotary shaft is arranged between the rotary bar 207 and the filter plate 5, the fan 201 controls the starting of the fan 201 through a switch, the fan 201 drives the rotary rod 203 to rotate, the rotary disc 204 rotates, and the surface of the convex blocks 205 is slidingly pushed to move to one side through the T-shaped block 206 to drive the vertical rod 202 to move; the other lug 205 slides to push the rotating bar 207 to rotate in the opposite direction, the vertical bar 202 is enabled to horizontally move in the opposite direction through the sliding block, the vertical bar 202 is driven to horizontally reciprocate under the combined action of the T-shaped block 206 and the rotating bar 207, power is provided for the movement of the ash cleaning mechanism 4, meanwhile, the fan 201 uniformly outputs dust in the cleaning process to the collecting box 7, and therefore dust in the process of wiping a blackboard can be effectively reduced, and the dust flies into the air of a classroom.

The ash cleaning mechanism 4 comprises a lower brush 401 attached to the surface of the wiping belt 305, a mounting frame 402 is arranged between the lower brush 401 and the vertical rod 202, an upper brush 403 is arranged above the lower brush 401, one end of the upper brush 403 is fixedly connected with the outer surface of the mounting frame 402, and a chute with the same movement track as the two ends of the lower brush 401 is arranged in the box body 1. The vertical rod 202 drives the upper hairbrush 401 and the lower hairbrush 401 to reciprocate through the mounting frame 402, so that the upper hairbrush 403 cleans dust on the filter plate 5 and the lower hairbrush 401 on the wiping belt 305, the blackboard eraser can be continuously used, and the wiping effect of the blackboard eraser is ensured.

Working principle: the blackboard eraser is fixedly placed on the blackboard through the bottom magnet sheet 12, a switch is started, the blackboard eraser is manually pushed to start unidirectional movement, rolling movement occurs between the rotating wheel 301 and the blackboard surface, the transverse rod 303 is driven to rotate, the wiping belt 305 is enabled to rotate unidirectionally, the wiping area of the wiping belt 305 of the blackboard eraser is increased, meanwhile, the fan 201 is driven to drive the rotating rod 203 to rotate, the lug 205 of the turntable 204 is enabled to rotate, the surface of the lug 205 is pushed to move to one side through the T-shaped block 206 in a sliding mode, and the vertical rod 202 is driven to move horizontally on the same side under the action of the limiting wheel 208; the other lug 205 slides to push the rotating bar 207 to rotate in the opposite direction, the vertical bar 202 is enabled to horizontally move in the opposite direction through the sliding block, the vertical bar 202 is driven to horizontally reciprocate under the combined action of the T-shaped block 206 and the rotating bar 207, the lower hairbrush 401 and the upper hairbrush 403 are driven to move in the same direction and reciprocate through the mounting frame 402, the fan 201 uniformly outputs dust in the cleaning process to the collecting box 7 clamped by the box body 1 for uniform treatment, the adsorption of chalk dust is completed, and the dust collection blackboard eraser is conveniently opened for dust cleaning.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The dust-removing type electric blackboard eraser comprises a box body (1), and is characterized in that a dust collection mechanism (2) is arranged on the inner wall of the box body (1), a dust collection mechanism (3) is arranged at the bottom of the box body (1), a dust removal mechanism (4) is arranged between the dust collection mechanism (2) and the dust collection mechanism (3), a filter plate (5) is fixedly arranged in the box body (1), and a battery bin (6) and a collecting box (7) are respectively arranged on two sides of the dust collection mechanism (2);

the ash taking mechanism (3) comprises a rotating wheel (301) which is rotatably arranged on the outer surface of the box body (1), a stop bar (302) is arranged on the inner wall of the rotating wheel (301) in a sliding mode through a spring, a cross rod (303) is fixedly connected between the rotating wheels (301), a ratchet wheel (304) is fixedly arranged on the outer surface of the cross rod (303), and the cross rod (303) is connected with a wiping belt (305) through rotation of a rotating roller.

2. The dust-removing type electric blackboard eraser according to claim 1, characterized in that the dust-absorbing mechanism (2) comprises a fan (201) and a vertical rod (202), the bottom of the fan (201) is rotationally connected with a rotating rod (203), the bottom of the rotating rod (203) is fixedly connected with a rotating disc (204), two bumps (205) are fixedly arranged on the surface of the rotating disc (204), a T-shaped block (206) is fixedly connected with the top of the vertical rod (202), a rotating bar (207) is slidingly connected with the top of the vertical rod (202) through a sliding block, one end of the vertical rod (202) is slidingly connected with a limiting wheel (208), and a rotating shaft is arranged between the rotating bar (207) and the filter plate (5).

3. The dust-removing type electric blackboard eraser according to claim 2, characterized in that the dust removing mechanism (4) comprises a lower brush (401) attached to the surface of the wiping belt (305), a mounting frame (402) is arranged between the lower brush (401) and the vertical rod (202), an upper brush (403) is arranged above the lower brush (401), and one end of the upper brush (403) is fixedly connected with the outer surface of the mounting frame (402).

4. A dust removing electric blackboard eraser according to claim 3, characterized in that the inside of the box body (1) is provided with a chute which has the same movement track with the two ends of the lower hairbrush (401).

5. The dust-removing electric blackboard eraser according to claim 2, characterized in that the top of the battery compartment (6) is further provided with an electric quantity warning lamp (8) and a switch for controlling the fan (201) to open and close, the top of the box body (1) is fixedly provided with a charging port (9), the top of the charging port (9) is provided with a dust cover (10), the inner bottom surface of the collecting box (7) is a concave inclined surface, the top of the collecting box (7) is provided with a plurality of rows of exhaust ports, and the top of the box body (1) is fixedly provided with a fixed frame (11) which is convenient to take up.

6. The dust-removing electric blackboard eraser according to claim 1, characterized in that the bottom of the box body (1) is fixedly provided with a magnet sheet (12) which is convenient to fix on a blackboard, and the bottom of the box body (1) is provided with an air inlet hole in a penetrating way.