CN210390590U

CN210390590U - Blackboard eraser dust removing device

Info

Publication number: CN210390590U
Application number: CN201921467105.2U
Authority: CN
Inventors: 魏成超
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-04-24
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a blackboard eraser dust clearing device, including cleaing away the case, clear away two connecting plates of interior roof fixedly connected with of case, two the through-hole has all been seted up to the side that the connecting plate was kept away from each other, two the equal fixedly connected with spring in a side that the connecting plate is close to each other, two the equal fixedly connected with fixed block of one end that the spring is close to each other, two the equal fixedly connected with connecting rod in a side that the fixed block was kept away from each other, two the one end that the connecting rod was kept away from each other all runs through every through-hole and extends to the one side that two through-holes were kept away from each other, two the shrinkage pool has all been. The blackboard eraser dust removing device achieves the effect of removing the brush pair and the bottom surface of the blackboard eraser, plays a role of removing the blackboard eraser in a sealed environment, prevents dust from polluting classrooms, and brings a comfortable environment for teachers and students.

Description

Blackboard eraser dust removing device

Technical Field

The utility model relates to a teaching aid technical field specifically is a blackboard eraser dust clearing device.

Background

Teaching aid is the general name of the apparatus that the student can understand all kinds of apparatuses and teacher that the teaching content used directly perceivedly and vividly give lessons and use, the teaching aid can improve student's interest in learning, rich perceptual understanding, help forms clear and definite notion, divide ordinary teaching aid generally, special teaching aid and infant teaching aid, ordinary teaching aid is including primary and secondary school's basic education and big, the conventionality and the specialty teaching aid that all kinds of professional education of secondary and primary school used, the conventional teaching aid that uses when still giving lessons, like the blackboard, the blackboard eraser, blank and chalk etc..

Need write on the blackboard through the chalk when the teacher is giving lessons, will use the blackboard eraser to wipe the writing on the blackboard when giving lessons, along with the long-term use of blackboard eraser, so will pile up a lot of chalk dust on the blackboard eraser, traditional clearance mode is patted on the wall or podium usually and is clear away it, but this kind of mode dust is clear away efficiency is lower, the dust flies upward everywhere in the classroom easily, cause serious pollution to the teaching environment, be inhaled the lung by teacher and student easily, certain health harm has been brought for teacher and student, we provide a blackboard eraser dust clearing device and solve above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blackboard eraser dust clearing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a blackboard eraser dust removing device comprises a removing box, wherein two connecting plates are fixedly connected to the inner top wall of the removing box, through holes are formed in one side face, away from each other, of the two connecting plates, springs are fixedly connected to one side face, close to each other, of the two connecting plates, fixed blocks are fixedly connected to one ends, close to each other, of the two springs, connecting rods are fixedly connected to one side face, away from each other, of the two fixed blocks, one ends, away from each other, of the two connecting rods penetrate through each through hole and extend to one side, away from each other, of the two through holes, concave holes are formed in one side face, close to each other, of the two fixed blocks, a blackboard eraser is arranged in the removing box, the left side face and the right side face of the blackboard eraser extend to the inside of each concave hole, the utility model discloses a blackboard eraser, including bearing block, dust exhaust pipe, connecting box, reduction gear motor's output passes through reduction gear fixedly connected with bull stick, the top fixedly connected with brush of bull stick, the upper surface of brush contacts with the bottom surface of blackboard eraser, clear away the symmetrical bearing block of bottom wall fixedly connected with of case, every the equal fixedly connected with suction fan in upper surface of bearing block, two the side that the suction fan kept away from each other all is fixed the intercommunication has the dust exhaust pipe, two the equal fixed intercommunication of one end that the dust exhaust pipe kept away from each other has the connecting pipe, clear away the symmetrical dust storage box of inside fixedly connected with of case, every the bottom of connecting pipe all communicates with the fixed surface of every dust storage box's upper surface.

Preferably, the front face of the sealing door is fixedly connected with a handle, and two ends, far away from each other, of the connecting rods are fixedly connected with a pull handle.

Preferably, the bottom surface of the cleaning box is fixedly connected with a support plate, and the bottom surface of the support plate is fixedly connected with an anti-skid block.

Preferably, the outer surface of the speed reduction motor is fixedly connected with symmetrical connecting blocks, and the bottom surface of each connecting block is fixedly connected with the upper surface of the supporting block.

Preferably, the inner top wall of the cleaning box is fixedly connected with symmetrical limiting plates, and the two limiting plates are located between the two fixing blocks.

Preferably, the inner bottom wall of each fixed block is fixedly connected with a protection pad, and one side face, close to each other, of each protection pad is in contact with the left side face and the right side face of the blackboard eraser.

Advantageous effects

The utility model provides a blackboard eraser dust clearing device possesses following beneficial effect: this blackboard eraser dust clearing device, can drive the bull stick through gear motor and rotate, it is rotatory to drive the brush of connecting through the bull stick, it clears away the bottom surface of blackboard eraser to have reached the brush, the effect of blackboard eraser clear away in sealed environment has been played, the problem that the dust flies upward everywhere in the classroom has been solved, blackboard eraser dust clearing efficiency has been improved, absorb the dust through two suction fans of clearing the incasement, reached and discharged the function to storing up the dirt case with the dust through dust exhaust pipe and connecting pipe, the effect of collecting the dust has been played, prevent that the dust from causing the pollution to the classroom, the effectual problem of being inhaled the lung by teacher and student of having solved, comfortable environment has been brought for teacher and student.

Drawings

FIG. 1 is a cross-sectional view of a front view of the purge bin of the present invention;

FIG. 2 is a front view of the clean out tank of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: the cleaning device comprises a cleaning box 1, a connecting plate 2, a through hole 3, a connecting rod 4, a spring 5, a fixed block 6, a concave hole 7, a blackboard eraser 8, a supporting block 9, a speed reducing motor 10, a rotating rod 11, a brush 12, a bearing block 13, a suction fan 14, a dust exhaust pipe 15, a connecting pipe 16, a dust storage box 17, a sealing door 18, a handle 19, a carrier plate 20, an antiskid block 21, a connecting block 22, a pull handle 23, a limiting plate 24 and a protective pad 25.

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 blackboard eraser dust removing device comprises a removing box 1, a carrier plate 20 is fixedly connected to the bottom surface of the removing box 1, an anti-slip block 21 is fixedly connected to the bottom surface of the carrier plate 20 to prevent the removing box 1 from sliding, the stability of the removing box 1 is improved, symmetrical limiting plates 24 are fixedly connected to the inner top wall of the removing box 1, the two limiting plates 24 are positioned between two fixing blocks 6 and can limit the position of the fixing blocks 6 driven by a spring 5 to move to prevent a brush 12 from being damaged, two connecting plates 2 are fixedly connected to the inner top wall of the removing box 1, through holes 3 are formed in the sides of the two connecting plates 2 far away from each other, the springs 5 are fixedly connected to the sides of the two connecting plates 2 close to each other, the fixing blocks 6 are fixedly connected to the ends of the two springs 5 close to each other, and a protective pad 25, one side face, close to each other, of each of the two protection pads 25 is in contact with the left side face and the right side face of the blackboard eraser 8, protection of the blackboard eraser 8 is achieved, damage to the blackboard eraser 8 is avoided, one side face, far away from each other, of each of the two fixing blocks 6 is fixedly connected with a connecting rod 4, one end, far away from each other, of each connecting rod 4 penetrates through each through hole 3 and extends to one side, far away from each through hole 3, one side face, close to each other, of each of the two fixing blocks 6 is provided with a concave hole 7, the blackboard eraser 8 is arranged inside the cleaning box 1, the left side face and the right side face of the blackboard eraser 8 extend into each concave hole 7 respectively, a supporting block 9 is fixedly connected to the inner bottom wall of the cleaning box 1, a speed reducing motor 10 is fixedly connected to the upper surface, the connection of the speed reducing motor 10 is reinforced, the position movement of the speed reducing motor 10 is prevented, the output end of the speed reducing motor 10 is fixedly connected with a rotating rod 11 through a speed reducer, the top end of the rotating rod 11 is fixedly connected with a brush 12, the upper surface of the brush 12 is contacted with the bottom surface of the blackboard eraser 8, the inner bottom wall of the cleaning box 1 is fixedly connected with symmetrical bearing blocks 13, the upper surface of each bearing block 13 is fixedly connected with a suction fan 14, one side surface of each suction fan 14, which is far away from each other, is fixedly communicated with a dust exhaust pipe 15, one end of each dust exhaust pipe 15, which is far away from each other, is fixedly communicated with a connecting pipe 16, the interior of the cleaning box 1 is fixedly connected with a symmetrical dust storage box 17, the bottom end of each connecting pipe 16 is fixedly communicated with the upper surface of each dust storage box 17, the front surface of the cleaning box 1 is fixedly hinged with a sealing door, the equal fixedly connected with in one end that two connecting rods 4 kept away from each other draws handle 23, conveniently pulls open sealing door 18, is convenient for pull connecting rod 4, has reduced certain trouble.

The working principle is as follows: open sealing door 18 through handle 19, then through pulling 23 pulling connecting rod 4, can drive fixed block 6 through connecting rod 4 removal and remove, then take up blackboard eraser 8 and place in shrinkage pool 7 department, it can make spring 5 expand to pull 23 through not hard up, it can drive fixed block 6 and fix blackboard eraser 8 to expand produced power through spring 5 expansion, be linked together gear motor 10 and suction fan 14 with the power after that, power produced through gear motor 10 can drive bull stick 11 and rotate, it can make brush 12 rotatory to rotate through bull stick 11, it clears away to the dust on blackboard eraser 8 to have reached through brush 12 is rotatory, when the dust of clearing away drops, inhale the dust through suction fan 14, discharge the dust to the dust storage box 17 in through dust exhaust pipe 15 and connecting pipe 16.

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. The utility model provides a blackboard eraser dust clearing device, is including clearing away case (1), its characterized in that: the inner top wall of the cleaning box (1) is fixedly connected with two connecting plates (2), one side face, away from each other, of each connecting plate (2) is provided with a through hole (3), one side face, close to each other, of each connecting plate (2) is fixedly connected with a spring (5), one end, close to each other, of each spring (5) is fixedly connected with a fixed block (6), one side face, away from each other, of each fixed block (6) is fixedly connected with a connecting rod (4), one end, away from each other, of each connecting rod (4) penetrates through each through hole (3) and extends to one side, away from each other, of each through hole (3), one side face, close to each other, of each fixed block (6) is provided with a concave hole (7), the inside of the cleaning box (1) is provided with a blackboard eraser (8), and the left side face and right, the cleaning box is characterized in that a supporting block (9) is fixedly connected to the inner bottom wall of the cleaning box (1), a speed reducing motor (10) is fixedly connected to the upper surface of the supporting block (9), the output end of the speed reducing motor (10) is fixedly connected with a rotating rod (11) through a speed reducer, a brush (12) is fixedly connected to the top end of the rotating rod (11), the upper surface of the brush (12) is in contact with the bottom surface of a blackboard eraser (8), symmetrical bearing blocks (13) are fixedly connected to the inner bottom wall of the cleaning box (1), suction fans (14) are fixedly connected to the upper surface of each bearing block (13), dust exhaust pipes (15) are fixedly communicated to one side surfaces, far away from each other, of the two dust exhaust pipes (15), a connecting pipe (16) is fixedly communicated to one end, far away from each other, and a symmetrical dust storage box (17) is fixedly connected to the inside of the cleaning box (1, every the bottom of connecting pipe (16) all with the fixed intercommunication of the upper surface of every dust storage case (17), the front of cleaing away case (1) is through hinge fixed hinge joint have sealing door (18).

2. The blackboard eraser dust removing device according to claim 1, wherein: the front face of the sealing door (18) is fixedly connected with a handle (19), and one ends, far away from each other, of the two connecting rods (4) are fixedly connected with a pull handle (23).

3. The blackboard eraser dust removing device according to claim 1, wherein: the bottom surface of the cleaning box (1) is fixedly connected with a carrier plate (20), and the bottom surface of the carrier plate (20) is fixedly connected with an anti-skid block (21).

4. The blackboard eraser dust removing device according to claim 1, wherein: the outer surface of the speed reducing motor (10) is fixedly connected with symmetrical connecting blocks (22), and the bottom surface of each connecting block (22) is fixedly connected with the upper surface of the supporting block (9).

5. The blackboard eraser dust removing device according to claim 1, wherein: the inner top wall of the cleaning box (1) is fixedly connected with symmetrical limiting plates (24), and the two limiting plates (24) are located between the two fixing blocks (6).

6. The blackboard eraser dust removing device according to claim 1, wherein: the inner bottom wall of each fixed block (6) is fixedly connected with a protection pad (25), and one side face, close to each other, of each protection pad (25) is in contact with the left side face and the right side face of the blackboard eraser (8).