CN209955622U

CN209955622U - Automatic blackboard eraser tool

Info

Publication number: CN209955622U
Application number: CN201920409535.2U
Authority: CN
Inventors: 魏源
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-01-17
Anticipated expiration: 2029-03-28

Abstract

The utility model provides an automatic blackboard eraser tool, which comprises a blackboard eraser shell arranged on a blackboard, wherein driven wheels are arranged on the upper part and the lower part of one side of the blackboard, driving wheels are arranged on the upper part and the lower part of the other side of the blackboard, stepping motors are arranged on the outer side walls of the upper part and the lower part of the other side of the blackboard, a driving shaft is arranged at the front part of each stepping motor, and the driving wheels are arranged on the outer peripheral surface of the driving shaft; a reciprocating conveying belt is arranged between the driven wheel and the driving wheel, and the end part of the blackboard eraser shell is arranged on the reciprocating conveying belt; the blackboard eraser shell comprises a shell, wherein buckling frames are arranged at the upper end and the lower end of the shell respectively, buckling grooves are formed in the inward facing surfaces of the buckling frames, the buckling frames are buckled on the reciprocating conveying belt through the buckling grooves, a rubber locking plate is arranged between the buckling frames and the reciprocating conveying belt, a hairbrush is arranged in the inward facing surfaces of the shell, and the hairbrush is arranged on the front surface of the blackboard. The utility model discloses improved the efficiency of cleaning the processing to the blackboard greatly, conveniently realized automatic blackboard cleaning operation.

Description

Automatic blackboard eraser tool

Technical Field

The utility model relates to an automatic change blackboard eraser instrument, especially relate to an automatic change blackboard eraser instrument.

Background

The electric blackboard eraser mainly overcomes the defects of low efficiency, flying dust and the like of the existing blackboard eraser. The chalk eraser can enable teachers and students to easily and conveniently erase chalk characters, and can not generate offensive chalk dust, so that cleanness and sanitation inside and outside a classroom are greatly changed, physical health of teachers and students is benefited, and a good teaching environment is created for the teachers and students. The outer part of the dust collector is provided with a shell, the rear part of the shell is provided with an air outlet, the rear part of the shell is provided with a motor, a rotor of the motor is provided with a turbine fan, the front end of the rotor is provided with a hairbrush, the rear part of the hairbrush is provided with a dust isolation cover, and a filter is arranged below the hair. When the power is switched on, the motor rotates to drive the brush and the fan to rotate together, the brush is contacted with the blackboard to wipe off the handwriting, the generated dust moves backwards under the combined action of the isolation cover and the backward blowing wind generated by the fan, the dust is filtered in the filter, and the clear air is discharged from the air outlet. Thus, the functions of erasing and removing the dust are conveniently finished, and the filter can be drawn out and poured out when the dust is fully accumulated. The existing blackboard eraser can not scrub the blackboard in a large area, has low efficiency of automatically scrubbing the blackboard and has low efficiency of spraying water and washing the blackboard.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an automatic blackboard eraser instrument that has improved the efficiency of cleaning the processing to the blackboard greatly, conveniently realizes the automatic blackboard operation of wiping.

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

an automatic blackboard eraser tool comprises a blackboard eraser shell arranged on a blackboard, driven wheels are arranged on the upper portion and the lower portion of one side of the blackboard, driving wheels are arranged on the upper portion and the lower portion of the other side of the blackboard, stepping motors are arranged on the outer side walls of the upper portion and the lower portion of the other side of the blackboard, a driving shaft is arranged at the front portion of each stepping motor, and the driving wheels are arranged on the outer peripheral surface of the driving shaft; a reciprocating conveying belt is arranged between the driven wheel and the driving wheel, and the end part of the blackboard eraser shell is arranged on the reciprocating conveying belt; the blackboard eraser shell comprises a shell, wherein buckling frames are arranged at the upper end and the lower end of the shell respectively, buckling grooves are formed in the inward facing positions of the buckling frames, the buckling frames are buckled on the reciprocating conveying belt through the buckling grooves, a rubber locking plate is arranged between the buckling frames and the reciprocating conveying belt, and the buckling frames, the reciprocating conveying belt and the rubber locking plate are fixedly connected; the inner facing surface of the shell is provided with a hairbrush which is arranged on the front surface of the blackboard; the inner facing surface of the shell is provided with a water spray nozzle which is arranged between the hairbrushes; the inside of the blackboard eraser shell is a water storage cavity, a water nozzle is connected with the water storage cavity, and the lower part of the shell is provided with a hydraulic pump.

Furthermore, the shell is connected with a water storage tank, the water storage tank is connected with the shell through a water pumping pipe, one end of the water pumping pipe is connected with a hydraulic pump, the other end of the water pumping pipe is provided with a water pumping pump, and the water pumping pump is installed at the inner bottom of the water storage tank; the water pumping pipe is provided with a control switch.

Furthermore, the position of the outer side part of the water storage tank is provided with a side frame, the two sides of the outer end of the side frame are respectively provided with a fixed disk, a guide wheel is arranged between the fixed disks, the guide wheel is installed between the fixed disks through an installation shaft, and the water pumping pipe bypasses the peripheral surface of the guide wheel.

Furthermore, a cleaning liquid adding hopper is arranged at the top of the water storage tank, a funnel is arranged at the lower end of the cleaning liquid adding hopper, and the funnel is arranged at the top in the funnel.

Furthermore, the upper part of one side of the blackboard is connected with the driven wheel at the lower part of the blackboard through a positioning shaft, and the end part of the positioning shaft is arranged at the axial position of the driven wheel.

Furthermore, both ends of the positioning shaft are provided with fixing caps, and the fixing caps are fixed at the outer side part of the driven wheel.

Furthermore, the cross street surface of the buckling frame is in an L shape.

Further, the back of the end part of the blackboard eraser shell is arranged on the reciprocating conveyer belt.

Further, a fixing bolt is arranged among the buckling frame, the reciprocating conveying belt and the rubber locking plate.

Furthermore, limiting blocks are arranged at four corners of the blackboard, and writing areas are arranged among the four limiting blocks; the driven wheel and the driving wheel are both arranged outside the limiting block.

The utility model has the advantages that: the driving shaft is controlled by the stepping motor to realize anticlockwise rotation or clockwise rotation, the driving shaft controls the driving wheel to realize rotation, the reciprocating conveyer belt is controlled by the driving wheel and the driven wheel to realize reciprocating movement, and the reciprocating movement of the reciprocating conveyer belt drives the blackboard eraser shell to realize reciprocating movement along the horizontal direction of the blackboard; the blackboard eraser shell wipes the front of the blackboard through the brush, so that the blackboard can be conveniently wiped; the hydraulic pump can also be externally connected with a natural water pipe, natural water is sent into the blackboard eraser shell through the hydraulic pump, and the blackboard eraser shell sprays water to the front of the blackboard through the water spray nozzle, so that the efficiency of cleaning the blackboard is greatly improved, and automatic blackboard cleaning operation is conveniently realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural diagram of an automated blackboard eraser tool.

Fig. 2 is a schematic structural view of the blackboard eraser housing of the present invention.

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 efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 2, an automatic blackboard eraser tool comprises a blackboard eraser housing 2 installed on a blackboard 1, driven wheels 3 are arranged on the upper portion and the lower portion of one side of the blackboard 1, driving wheels 5 are arranged on the upper portion and the lower portion of the other side of the blackboard 1, stepping motors 6 are arranged on the outer side walls of the upper portion and the lower portion of the other side of the blackboard 1, a driving shaft 7 is arranged in front of the stepping motors 6, and the driving wheels 5 are installed on the outer peripheral surface of the driving shaft 7; a reciprocating conveyer belt 9 is arranged between the driven wheel 3 and the driving wheel 5, and the end part of the blackboard eraser shell 2 is arranged on the reciprocating conveyer belt 9; the blackboard eraser shell 2 comprises a shell 11, buckling frames 12 are arranged at the upper end and the lower end of the shell 11, buckling grooves 13 are formed in the inward facing positions of the buckling frames 12, the buckling frames 12 are buckled on the reciprocating conveyor belt 9 through the buckling grooves 13, a rubber locking plate 14 is arranged between the buckling frames 12 and the reciprocating conveyor belt 9, and the buckling frames 12, the reciprocating conveyor belt 9 and the rubber locking plate 14 are fixedly connected; a hairbrush 16 is arranged at the position facing the inner surface of the shell 11, and the hairbrush 16 is arranged on the front surface of the blackboard 1; a water spray nozzle 17 is arranged at the position facing the inner surface of the shell 11, and the water spray nozzle 17 is arranged between the hairbrushes 16; the inside of the blackboard eraser shell 2 is a water storage cavity, a water nozzle 17 is connected with the water storage cavity, and the lower part of the shell 11 is provided with a hydraulic pump 21.

In the automatic blackboard eraser tool, the stepping motor 6 controls the driving shaft 7 to realize anticlockwise rotation or clockwise rotation, the driving shaft 7 controls the driving wheel 5 to realize rotation, the reciprocating conveyer belt 9 is controlled by the driving wheel 5 and the driven wheel 3 to realize reciprocating movement, and the reciprocating movement of the reciprocating conveyer belt 9 drives the blackboard eraser shell 2 to realize reciprocating movement along the horizontal direction of the blackboard 1; the blackboard eraser shell 2 wipes the front of the blackboard 1 through the brush 16, so that the blackboard 1 is conveniently wiped; the hydraulic pump 21 can also be externally connected with a natural water pipe, natural water is sent into the blackboard eraser shell 2 through the hydraulic pump 21, and the blackboard eraser shell 2 sprays water to the front of the blackboard 1 through the water spray nozzle 17, so that the efficiency of cleaning the blackboard 1 is greatly improved, and automatic blackboard cleaning operation is conveniently realized.

Preferably, the shell 11 is connected with a water storage tank 18, the water storage tank 18 is connected with the shell 11 through a water pumping pipe 19, one end of the water pumping pipe 19 is connected with a hydraulic pump 21, the other end of the water pumping pipe 19 is provided with a water pumping pump 20, and the water pumping pump 20 is installed at the inner bottom of the water storage tank 18; a control switch 22 is arranged on the water pumping pipe 19; the control switch 22 is turned on, and the water pumping pipe 19 pumps the clean water in the water storage tank 18 into the shell 11 through the water pumping pump 20, so that water supply is facilitated.

Preferably, a side frame 23 is arranged at the outer side of the water storage tank 18, fixed disks 24 are arranged on both sides of the outer end of the side frame 23, guide wheels 25 are arranged between the fixed disks 24, the guide wheels 25 are installed between the fixed disks 24 through installation shafts, and the water pumping pipe 19 bypasses the outer peripheral surface of the guide wheels 25; the water pumping pipe 19 is controlled by the guide wheel 25, and when the blackboard eraser shell 2 reciprocates, the water pumping pipe 19 can be unreeled or moved.

Preferably, a cleaning liquid adding hopper 26 is arranged at the top of the water storage tank 18, a funnel 27 is arranged at the lower end of the cleaning liquid adding hopper 26, and the funnel 27 is arranged at the inner top of the funnel 27; a cleaning solution addition hopper 26 may add cleaning solution to the water storage tank 18 through a funnel 27.

Preferably, the upper part of one side of the blackboard 1 is connected with the driven wheel 3 at the lower part through a positioning shaft 4, and the end part of the positioning shaft 4 is arranged at the axial position of the driven wheel 3; fixing caps 8 are arranged at two ends of the positioning shaft 4, and the fixing caps 8 are fixed at the outer side part of the driven wheel 3; fix a position the installation from driving wheel 3 through locking cap 8, make from driving wheel 3 stability of rotating better.

Preferably, the cross-street surface of the buckle frame 12 is L-shaped; the reciprocating conveyer belt 9 is firmly buckled through a buckling frame 12.

Preferably, the back of the end of the blackboard eraser housing 2 is mounted on the reciprocating conveyor belt 9; the blackboard eraser shell 2 is driven by the reciprocating conveyer belt 9 to realize reciprocating motion.

Preferably, a fixing bolt 15 is arranged among the buckling frame 12, the reciprocating conveyer belt 9 and the rubber locking plate 14; the fixation is firmer.

Preferably, limiting blocks 10 are arranged at four corners of the blackboard 1, and writing areas are arranged among the four limiting blocks 10; the driven wheel 3 and the driving wheel 5 are both arranged outside the limiting block 10; the blackboard eraser shell 2 is limited by the limiting block 10, so that the blackboard eraser shell 2 can move in a writing area, and the moving safety of the blackboard eraser shell 2 is greatly improved by the limiting block 10.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic blackboard eraser tool comprises a blackboard eraser shell arranged on a blackboard, driven wheels are arranged on the upper portion and the lower portion of one side of the blackboard, driving wheels are arranged on the upper portion and the lower portion of the other side of the blackboard, stepping motors are arranged on the outer side walls of the upper portion and the lower portion of the other side of the blackboard, a driving shaft is arranged at the front portion of each stepping motor, and the driving wheels are arranged on the outer peripheral surface of the driving shaft; a reciprocating conveying belt is arranged between the driven wheel and the driving wheel, and the end part of the blackboard eraser shell is arranged on the reciprocating conveying belt;

the method is characterized in that: the blackboard eraser shell comprises a shell, wherein buckling frames are arranged at the upper end and the lower end of the shell respectively, buckling grooves are formed in the inward facing positions of the buckling frames, the buckling frames are buckled on the reciprocating conveying belt through the buckling grooves, a rubber locking plate is arranged between the buckling frames and the reciprocating conveying belt, and the buckling frames, the reciprocating conveying belt and the rubber locking plate are fixedly connected; the inner facing surface of the shell is provided with a hairbrush which is arranged on the front surface of the blackboard;

the inner facing surface of the shell is provided with a water spray nozzle which is arranged between the hairbrushes; the inside of the blackboard eraser shell is a water storage cavity, a water nozzle is connected with the water storage cavity, and the lower part of the shell is provided with a hydraulic pump.

2. The automated blackboard eraser tool according to claim 1, wherein: the shell is connected with a water storage tank, the water storage tank is connected with the shell through a water pumping pipe, one end of the water pumping pipe is connected with a hydraulic pump, the other end of the water pumping pipe is provided with a water pumping pump, and the water pumping pump is arranged at the inner bottom of the water storage tank; the water pumping pipe is provided with a control switch.

3. The automated blackboard eraser tool according to claim 2, wherein: the outer side of the water storage tank is provided with side frames, both sides of the outer ends of the side frames are provided with fixed disks, guide wheels are arranged between the fixed disks, the guide wheels are installed between the fixed disks through installation shafts, and the water pumping pipes bypass the peripheral surfaces of the guide wheels.

4. The automated blackboard eraser tool according to claim 2, wherein: the top of water storage tank is equipped with the washing liquid and adds the fill, and the lower extreme that the washing liquid adds the fill is equipped with the funnel, and the top is installed in the funnel to the funnel.

5. The automated blackboard eraser tool according to claim 1, wherein: the upper part of one side of the blackboard is connected with the driven wheel at the lower part through a positioning shaft, and the end part of the positioning shaft is arranged at the axial position of the driven wheel.

6. The automated blackboard erasing tool of claim 5, wherein: the both ends of location axle all are equipped with the locking cap, and the locking cap is fixed in the outside portion from the driving wheel.

7. The automated blackboard eraser tool according to claim 1, wherein: the cross street surface of the buckle frame is in an L shape.

8. The automated blackboard eraser tool according to claim 1, wherein: the back of the end part of the blackboard eraser shell is arranged on the reciprocating conveyer belt.

9. The automated blackboard eraser tool according to claim 1, wherein: fixing bolts are arranged among the buckling frame, the reciprocating conveying belt and the rubber locking plate.

10. The automated blackboard eraser tool according to claim 1, wherein: limiting blocks are arranged at four corners of the blackboard, and writing areas are arranged among the four limiting blocks; the driven wheel and the driving wheel are both arranged outside the limiting block.