CN203254826U - Blackboard with eraser - Google Patents

Blackboard with eraser Download PDF

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Publication number
CN203254826U
CN203254826U CN 201320230910 CN201320230910U CN203254826U CN 203254826 U CN203254826 U CN 203254826U CN 201320230910 CN201320230910 CN 201320230910 CN 201320230910 U CN201320230910 U CN 201320230910U CN 203254826 U CN203254826 U CN 203254826U
Authority
CN
China
Prior art keywords
blackboard
dust
eraser
roller brush
slide rail
Prior art date
Application number
CN 201320230910
Other languages
Chinese (zh)
Inventor
皮光明
Original Assignee
皮光明
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 皮光明 filed Critical 皮光明
Priority to CN 201320230910 priority Critical patent/CN203254826U/en
Application granted granted Critical
Publication of CN203254826U publication Critical patent/CN203254826U/en

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Abstract

The utility model relates to teaching blackboards, in particular to a blackboard with an eraser. The blackboard with the eraser comprises a blackboard body and is characterized in that horizontal sliding rails are arranged on the upper edge and the lower edge of the blackboard body, an eraser device is arranged between the upper horizontal sliding rail and the lower horizontal sliding rail, the eraser device comprises an electric roll brush, a floating supporting mechanism and a dust cover arranged outside the electric roll brush in a sleeved mode, a roll brush shaft is connected to the upper horizontal sliding rail and the lower horizontal sliding rail in a slideable mode through the floating supporting mechanism, a gear motor is arranged at the upper end of the roll brush shaft, a control handle is arranged on the dust cover, and a control switch is arranged inside the control handle; a dust collection box is further arranged at the lower end of the dust cover, a dust absorption fan blade is arranged at the lower end of the roll brush shaft, and a dust collection cloth bag is arranged at the lower end of the dust collection box. The blackboard with the eraser has the advantages that due to the fact that the electric roll brush is used for cleaning the blackboard, labor and time are saved; dust collection can be achieved automatically, the environment can not be polluted, and the good health of teachers is facilitated; an erasing area can be chosen flexibly in a manual mode.

Description

A kind of blackboard with blackboard eraser
Technical field
The utility model relates to blackboard for education, relates in particular to a kind of blackboard with blackboard eraser.
Background technology
As everyone knows, blackboard is requisite the same teaching aid in our the daily study, no matter be primary school or university, the capital uses blackboard, although the employing that modern teaching is a large amount of the multimedia facility, although and multimedia teaching has its quick, as to contain much information characteristics, and be not suitable with student's study habit, with regard to teaching efficiency, often less than traditional black board teaching.But the deficiency of black board teaching is letter written with chalk wipes difficulty, and the letter written with chalk that writes on the blackboard of our book is wiped not only time-consuming, effort at ordinary times, also has serious dust pollution.
The utility model content
The utility model provides a kind of blackboard with blackboard eraser for the deficiencies in the prior art.It is the erasing chalk writing efficiently, and the environmental protection of gathering dust, and is conducive to teacher's health.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of blackboard with blackboard eraser, comprise the blackboard body, it is characterized in that, upper at described blackboard body, lower limb is respectively equipped with horizontal slide rail and lower horizontal slide rail, horizontal slide rail on described, be provided with board wiping device between the lower horizontal slide rail, described board wiping device comprises electric roller brush, roller brush shaft, Floatable supporting mechanism and be sleeved on the outer dust cover of described electric roller brush, described electric roller brush is installed on the roller brush shaft, described roller brush shaft by described Floatable supporting mechanism slidably be connected to described on, on the lower horizontal slide rail, the upper end of described roller brush shaft is provided with reducing motor, and described dust cover is provided with joystick.
Operation principle of the present utility model is, board wiping device can be under artificial pulling, along upper and lower horizontal slide rail move left and right, when moving to wipe regional, press the gauge tap in the fixed handle, then reducing motor drives the electric roller brush rotation, controls simultaneously Floatable supporting mechanism and makes electric roller brush contact blackboard surface, about selected zone, spur board wiping device, fast erasing out handwriting.Because board wiping device rolls in upper and lower horizontal slide rail, so the move left and right of board wiping device on blackboard can be very flexibly, easily.When board wiping device time spent not, generally be parked in a side of blackboard, can not affect the normal use of blackboard.
The beneficial effects of the utility model are: the electric roller brush erasing blackboard is laborsaving to save time, because dust cover is arranged, dust is free from environmental pollution simultaneously, and it is healthy to be conducive to teacher.Flexibly artificial selection erase area.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, described Floatable supporting mechanism comprises round brush bearing, electromagnet and rolling bearing, and described round brush bearing bottom is provided with armature, is provided with spring between described armature and the electromagnet, and described rolling bearing connects described electromagnet and is installed in the described horizontal slide rail.
Adopt the beneficial effect of above-mentioned further scheme to be, Floatable supporting mechanism can make board wiping device not need erase area not contact with blackboard, contacts and electric roller brush can be drawn onto with blackboard in the needs erase area, thereby wipes work.
Further, be provided with gauge tap in the described joystick, described gauge tap is used for control reducing motor and work of electromagnet.
Adopt the beneficial effect of above-mentioned further scheme to be, when board wiping device moves to when needing erase area, as long as press the gauge tap in the joystick, reducing motor and electromagnet are started simultaneously, even electric roller brush rotation work in the contact blackboard.
Further, the lower end of described dust cover also is provided with dust collection box, and the lower end of described roller brush shaft is provided with the dust suction fan blade, and the lower end of described dust collection box is provided with the cloth bag that gathers dust.
Adopt the beneficial effect of above-mentioned further scheme to be, dust suction fan blade and the cloth bag that gathers dust are installed in the lower end of roller brush shaft, can in the electric roller brush work operation of gathering dust simultaneously, make the dust collection better effects if.The dust of collecting can also recycling.
Further, the top of described upper horizontal slide rail also is provided with the flexible guide rod of wire.
Adopt the beneficial effect of above-mentioned further scheme to be, be convenient to the wire sliding extension of reducing motor and electromagnet.
Further, also be provided with the subregion groove on the described blackboard.
Adopt the beneficial effect of above-mentioned further scheme to be, for this blackboard, can write by subregion, be convenient to when wiping, accept or reject.
Further, a side of described dust cover also is provided with vertical chute, is provided with marking-off plate in described vertical chute, equidistantly is provided with rowed brush for marking on the described marking-off plate.
Adopt the beneficial effect of above-mentioned further scheme to be, drag board wiping device, utilize marking-off plate can on blackboard, once draw a plurality of parallel lines, neat as conveniently writing, conveniently write foreign language and note line etc.Because marking-off plate can slide, therefore can draw in the optional position of blackboard the horizontal line in described vertical chute.
Further, the opposite side of described dust cover is provided with rule.
Adopt the beneficial effect of above-mentioned further scheme to be, can measure easily the distance of certain vertical direction on the blackboard, perhaps draw dimension line by means of rule.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is that the A-A of Fig. 1 is to profile;
Fig. 3 is that the B-B of Fig. 1 is to profile;
Fig. 4 is the partial enlarged drawing of Fig. 2;
Fig. 5 is working state schematic representation of the present utility model;
Fig. 6 is marking-off plate of the present utility model and rowed brush for marking structural representation.
At Fig. 1 in Fig. 6,1, reducing motor; 2, board wiping device; 3, blackboard body; 4, upper horizontal slide rail; 5, subregion groove; 6, the flexible guide rod of wire; 7, wire; 8, joystick; 9, lower horizontal slide rail; 10, the cloth bag that gathers dust; 11, roller brush shaft; 12, electric roller brush; 13, gauge tap; 14, dust suction fan blade; 15, dust collection box; 16, Floatable supporting mechanism; 16-1, electromagnet; 16-2, rolling bearing; 16-3, spring; 16-4, round brush bearing; 16-5, armature; 17, dust cover; 18, marking-off plate; 18-1, height regulating tank; 19, rowed brush for marking; 19-1, pen core spring; 19-2, pen core; 20, rule.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used for explaining the utility model, is not be used to limiting scope of the present utility model.
Arrive shown in Figure 6 such as Fig. 1, a kind of blackboard with blackboard eraser, comprise blackboard body 3, upper at described blackboard body 3, lower limb is respectively equipped with horizontal slide rail 4 and lower horizontal slide rail 9, horizontal slide rail 4 on described, be provided with board wiping device 2 between the lower horizontal slide rail 9, described board wiping device 2 comprises electric roller brush 12, roller brush shaft 11, Floatable supporting mechanism 16 and be sleeved on the outer dust cover 17 of described electric roller brush 12, described electric roller brush 12 is installed on the roller brush shaft 11, described roller brush shaft 11 by described Floatable supporting mechanism 16 slidably be connected to described on, on the lower horizontal slide rail, the upper end of described roller brush shaft 11 is provided with reducing motor 1, and described dust cover 17 is provided with joystick 8.
Described Floatable supporting mechanism 16 comprises round brush bearing 16-4, electromagnet 16-1 and rolling bearing 16-2, described round brush bearing 16-4 bottom is provided with armature 16-5, be provided with spring 16-3 between described armature 16-5 and the electromagnet 16-1, described rolling bearing 16-2 connects described electromagnet 16-1 and is installed in the described horizontal slide rail.Described spring 16-3 is supported on board wiping device 2 top of described blackboard when electromagnet 16-1 no power, when electromagnet 16-1 switches on, inhale moving armature 16-5 described board wiping device 2 is pulled to and the blackboard contact position.
Be provided with gauge tap 13 in the described joystick 8, described gauge tap 13 is used for control reducing motor 1 and electromagnet 16-1 work.
The lower end of described dust cover 17 also is provided with dust collection box 15, and the lower end of described roller brush shaft 11 is provided with dust suction fan blade 14, and the lower end of described dust collection box 15 is provided with the cloth bag 10 that gathers dust.The cloth bag 10 that gathers dust can for convenience detachly be cleared up.Its operation principle is; Dust suction fan blade 14 is blown into the cloth bag 10 that gathers dust with dust, makes Bas Discharged through the filtration of cloth bag 10 of gathering dust, and with dust collection in the cloth bag 10 that gathers dust, be convenient to focus on.
The top of described upper horizontal slide rail 4 also is provided with the flexible guide rod 6 of wire.Be used for wire 7 is slided thereon.
Also be provided with subregion groove 5 on the described blackboard.
One side of described dust cover 17 also is provided with vertical chute, is provided with marking-off plate 18 in described vertical chute, equidistantly is provided with rowed brush for marking 19 on the described marking-off plate 18.
Described marking-off plate 18 is provided with height regulating tank 18-1, and the height that can adjust rowed brush for marking 19 when line makes its contact blackboard, and rises marking-off plate 18 in the time need not ruling; Rowed brush for marking 19 comprises a shell and is loaded on described pen core spring 19-1 and the pen core 19-2 in the shell that the effect of pen core spring 19-1 is when drawing parallel lines, and can guarantee that every pen core 19-2 can both contact blackboard.
Described pen core 19-2 is chalk or other blackboard pen.
The opposite side of described dust cover 17 is provided with rule 20.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (8)

1. blackboard with blackboard eraser, comprise the blackboard body, it is characterized in that, upper at described blackboard body, lower limb is respectively equipped with horizontal slide rail and lower horizontal slide rail, horizontal slide rail on described, be provided with board wiping device between the lower horizontal slide rail, described board wiping device comprises electric roller brush, roller brush shaft, Floatable supporting mechanism and be sleeved on the outer dust cover of described electric roller brush, described electric roller brush is installed on the roller brush shaft, described roller brush shaft by described Floatable supporting mechanism slidably be connected to described on, on the lower horizontal slide rail, the upper end of described roller brush shaft is provided with reducing motor, and described dust cover is provided with joystick.
2. the blackboard with blackboard eraser according to claim 1, it is characterized in that, described Floatable supporting mechanism comprises round brush bearing, electromagnet and rolling bearing, described round brush bearing bottom is provided with armature, be provided with spring between described armature and the electromagnet, described rolling bearing connects described electromagnet and is installed in the described horizontal slide rail.
3. the blackboard with blackboard eraser according to claim 1 and 2 is characterized in that, is provided with gauge tap in the described joystick, and described gauge tap is used for control reducing motor and work of electromagnet.
4. the blackboard with blackboard eraser according to claim 3 is characterized in that, the lower end of described dust cover also is provided with dust collection box, and the lower end of described roller brush shaft is provided with the dust suction fan blade, and the lower end of described dust collection box is provided with the cloth bag that gathers dust.
5. the blackboard with blackboard eraser according to claim 1 is characterized in that, the top of described upper horizontal slide rail also is provided with the flexible guide rod of wire.
6. the blackboard with blackboard eraser according to claim 1 is characterized in that, also is provided with the subregion groove on the described blackboard.
7. the blackboard with blackboard eraser according to claim 1 is characterized in that, a side of described dust cover also is provided with vertical chute, is provided with marking-off plate in described vertical chute, equidistantly is provided with rowed brush for marking on the described marking-off plate.
8. the blackboard with blackboard eraser according to claim 1 is characterized in that, the opposite side of described dust cover is provided with rule.
CN 201320230910 2013-04-18 2013-04-18 Blackboard with eraser CN203254826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320230910 CN203254826U (en) 2013-04-18 2013-04-18 Blackboard with eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320230910 CN203254826U (en) 2013-04-18 2013-04-18 Blackboard with eraser

Publications (1)

Publication Number Publication Date
CN203254826U true CN203254826U (en) 2013-10-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320230910 CN203254826U (en) 2013-04-18 2013-04-18 Blackboard with eraser

Country Status (1)

Country Link
CN (1) CN203254826U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231604A (en) * 2013-04-18 2013-08-07 皮光明 Blackboard with automatic dust collection eraser
CN105882246A (en) * 2016-04-12 2016-08-24 宿州学院 Teaching appliance
CN106394083A (en) * 2015-11-24 2017-02-15 华巧波 Blackboard capable of collecting dust and provided with eraser
CN108001091A (en) * 2017-11-15 2018-05-08 常州信息职业技术学院 A kind of multi media for teaching blackboard easy to wiping ash

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231604A (en) * 2013-04-18 2013-08-07 皮光明 Blackboard with automatic dust collection eraser
CN106394083A (en) * 2015-11-24 2017-02-15 华巧波 Blackboard capable of collecting dust and provided with eraser
CN105882246A (en) * 2016-04-12 2016-08-24 宿州学院 Teaching appliance
CN105882246B (en) * 2016-04-12 2017-09-19 宿州学院 A kind of teaching aid
CN108001091A (en) * 2017-11-15 2018-05-08 常州信息职业技术学院 A kind of multi media for teaching blackboard easy to wiping ash

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C14 Grant of patent or utility model
GR01 Patent grant
RGAV Abandon patent right to avoid regrant
AV01 Patent right actively abandoned

Granted publication date: 20131030

Effective date of abandoning: 20150211