CN203957660U - A kind of automatic blackboard eraser - Google Patents

A kind of automatic blackboard eraser Download PDF

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Publication number
CN203957660U
CN203957660U CN201420326394.5U CN201420326394U CN203957660U CN 203957660 U CN203957660 U CN 203957660U CN 201420326394 U CN201420326394 U CN 201420326394U CN 203957660 U CN203957660 U CN 203957660U
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CN
China
Prior art keywords
framework
blackboard
blackboard eraser
dust
automatic blackboard
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201420326394.5U
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Chinese (zh)
Inventor
段家奇
刘胜伦
武宏泰
姜东�
沈燕军
王廷军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Dianji University
Original Assignee
Shanghai Dianji University
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 Shanghai Dianji University filed Critical Shanghai Dianji University
Priority to CN201420326394.5U priority Critical patent/CN203957660U/en
Application granted granted Critical
Publication of CN203957660U publication Critical patent/CN203957660U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

An automatic blackboard eraser, comprising: the first framework and the second framework; Rectangular build pad and column type pad, be disposed between the first framework and the second framework; The first motor, the second gear engagement of the first driven wheel of the first motor and column type pad; The gear of advancing, meshes with tooth bar; The second motor, the second driven wheel of the second motor is meshed with the 3rd tooth; Directive wheel, is fastened in guide rail; Roller, moves along edge under blackboard; Dust scraping plate, touches mutually with surface outside column type pad; Dust-collecting box, collects dust; Limit switch, the stroke of control automatic blackboard eraser; Charging contact electrically contacts with charging jack when spacing.The utility model arranges rectangular build pad and column type pad by interval, and at arranged outside dust cover, at downside, dust-collecting box is set, not only simple in structure, quality is light, easy to use, and wiping efficiency is high, clean-up performance is excellent, practical, be worthy to be popularized.

Description

A kind of automatic blackboard eraser
Technical field
The utility model relates to teaching aid technical field, relates in particular to a kind of automatic blackboard eraser.
Background technology
At present, the large-scale blackboard eraser on market, or because volume is excessive, expensive, dust-proof effect is poor, pad is easily dirty, to teachers and students, use and bring inconvenience, be difficult to apply at teaching field; Or because efficiency of dust collection is low, waste the too much time clean in blackboard; Or poor because of dust-proof effect, cause classroom dust from flying, contaminated air, that gives teachers and students healthyly brings great potential safety hazard.
Seek a kind of simple in structurely, easy and simple to handle, and high-efficiency cleaning, the significant blackboard cleaning device of dust-proof effect have become one of those skilled in the art's technical problem urgently to be resolved hurrily.
Therefore the problem existing for prior art, this case designer relies on the industry experience for many years of being engaged in, and active research improvement, so there has been a kind of automatic blackboard eraser of the utility model.
Utility model content
The utility model is in prior art, and described traditional blackboard eraser or because volume is excessive, expensive, dust-proof effect is poor, pad is easily dirty is used and brings inconvenience to teachers and students, is difficult to apply at teaching field; Or because efficiency of dust collection is low, waste the too much time clean in blackboard; Or poor because of dust-proof effect, cause classroom dust from flying, contaminated air, provides a kind of automatic blackboard eraser to teachers and students' the healthy defects such as great potential safety hazard of bringing.
For realizing the object of the utility model, the utility model provides a kind of automatic blackboard eraser, and described automatic blackboard eraser comprises: the first framework and the second framework, be separately positioned on blackboard lower both sides, and be and be arranged in parallel; Rectangular build pad, is fixed between described the first framework and the second framework by the first installation shaft being longitudinally arranged between described the first framework and the second framework, and across the width of described blackboard; Column type pad, is disposed between described the first framework and the second framework by the second installation shaft and the described rectangular build pad being longitudinally arranged between described the first framework and the second framework, and across the width of described blackboard; The first motor, is arranged on described the first framework, and the second gear of the first driven wheel of described the first motor and the second installation shaft of described column type pad is meshed; The gear of advancing, is disposed on the side of closing on described blackboard of described the first framework by the 3rd installation shaft, and described in the gear of advancing be meshed with the tooth bar on described blackboard upper edge; The second motor, is arranged on described the first framework, and the second driven wheel of described the second motor is meshed with the described the 3rd the 3rd gear that bearing is installed; Directive wheel, is arranged on a side of closing on described blackboard of described the first framework by being the 4th installation shaft of " ┛ " type, and is fastened in the guide rail of described automatic blackboard eraser one side of differing from of described blackboard; Roller, is arranged on a side of closing on described blackboard of described the second framework, and moves along edge under described blackboard by the 5th installation shaft; Dust scraping plate, is arranged between described the first framework and described the second framework, and outside described dust scraping plate and described column type pad, surface is touched mutually; Dust-collecting box, is movably arranged on described the second framework, and for collecting the dust of described rectangular build pad and cylinder type pad; Limit switch, is arranged on the both sides of described automatic blackboard eraser, for controlling the stroke of described automatic blackboard eraser; Charging contact, is arranged on described automatic blackboard and smears, and described automatic blackboard eraser be positioned at when spacing and described blackboard on charging jack electrically contact.
Alternatively, the arranged outside dust cover of described automatic blackboard eraser.
Alternatively, on the dust cover of described automatic blackboard eraser, handle is further set.
Alternatively, the width of described rectangular build pad equates with the width of described blackboard.
Alternatively, the width of described column type pad equates with the width of described blackboard.
Alternatively, described column type pad is shaped as one of them of wave, straight line.
In sum, the utility model automatic blackboard eraser arranges rectangular build pad and column type pad by interval, and at described automatic blackboard eraser arranged outside dust cover, at described automatic blackboard eraser downside, dust-collecting box is set, not only simple in structure, quality is light, easy to use, and wiping efficiency is high, clean-up performance is excellent, practical, be worthy to be popularized.
Accompanying drawing explanation
Figure 1 shows that the front view of the utility model automatic blackboard eraser;
Figure 2 shows that the A portion enlarged drawing of the utility model automatic blackboard eraser;
Figure 3 shows that the side view of the utility model automatic blackboard eraser;
Figure 4 shows that outside the utility model automatic blackboard eraser and see structural representation.
The specific embodiment
By describing technology contents, structural feature that the utility model creates in detail, being reached object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be described in detail.
Refer to Fig. 1~Fig. 3, Figure 1 shows that the front view of the utility model automatic blackboard eraser.Figure 2 shows that the A portion enlarged drawing of the utility model automatic blackboard eraser.Figure 3 shows that the side view of the utility model automatic blackboard eraser.Described automatic blackboard eraser 1, comprising: the first framework 11 and the second framework 12, and described the first framework 11 and described the second framework 12 are separately positioned on blackboard 3 lower both sides, and are and are arranged in parallel; Rectangular build pad 13, described rectangular build pad 13 is fixed between described the first framework 11 and the second framework 12 by the first installation shaft 131 being longitudinally arranged between described the first framework 11 and the second framework 12, and across the width of described blackboard 3; Column type pad 14, described column type pad 14 is disposed between described the first framework 11 and the second framework 12 by the second installation shaft 141 and the described rectangular build pad 13 being longitudinally arranged between described the first framework 11 and the second framework 12, and across the width of described blackboard 3; The first motor 15, described the first motor 15 is arranged on described the first framework 11, and the second gear 142 of the first driven wheel 151 of described the first motor 15 and the second installation shaft 141 of described column type pad 14 is meshed; The gear 16 of advancing, described in the gear 16 of advancing by the 3rd installation shaft 161, be disposed on a side of the described blackboard 3 of closing on of described the first framework 11, and described in the gear 16 of advancing be meshed with the tooth bar 31 on edge on described blackboard 3; The second motor 17, described the second motor 17 is arranged on described the first framework 11, and the second driven wheel 171 of described the second motor 17 is meshed with the described the 3rd the 3rd gear 162 that bearing 161 is installed; Directive wheel 18, described directive wheel 18 is arranged on a side of the described blackboard 3 of closing on of described the first framework 11 by being the 4th installation shaft 181 of " ┛ " type, and is fastened in the guide rail (not shown) of described automatic blackboard eraser 1 one sides of differing from of described blackboard 3; Roller 19, described roller 19 is arranged on a side of the described blackboard 3 of closing on of described the second framework 12 by the 5th installation shaft 191, and moves along edge under described blackboard 3; Dust scraping plate 20, described dust scraping plate 20 is arranged between described the first framework 11 and described the second framework 12, and outside described dust scraping plate 20 and described column type pad 14, surface is touched mutually; Dust-collecting box 21, described dust-collecting box 21 is movably arranged on described the second framework 12, and for collecting the dust of described rectangular build pad 13 and cylinder type pad 14; Limit switch 22, described limit switch 22 is arranged on the both sides of described automatic blackboard eraser 1, for controlling the stroke of described automatic blackboard eraser 1; Charging contact 23, described charging contact 23 is arranged on described automatic blackboard eraser 1, and described automatic blackboard eraser 1 be positioned at when spacing and described blackboard 3 on charging jack 32 electrically contact, think that the energy-storage units (not shown) of described automatic blackboard eraser 1 charges.
In order to disclose more intuitively the technical scheme of the utility model, highlight the beneficial effect of the utility model, now in conjunction with concrete embodiment, set forth.In the specific embodiment, the size of the functional part of described automatic blackboard eraser, position arrange only for enumerating, and should not be considered as the restriction to the technical program.
For the utility model automatic blackboard eraser 1 attractive in appearance, and prevent described dust from flying, preferably, at the arranged outside dust cover 24 of described automatic blackboard eraser 1.In order to strengthen the practicality of the utility model automatic blackboard eraser 1, preferably, on the dust cover 24 of described automatic blackboard eraser 1, handle 25 is further set, the in the situation that of power-off, can manually realize the clean of blackboard 3.
Refer to Fig. 4, and in conjunction with consulting Fig. 1~Fig. 3, Figure 4 shows that outside the utility model automatic blackboard eraser and see structural representation.As preferred embodiment, the width of described rectangular build pad 13 equates with the width of described blackboard 3.The width of described column type pad 14 equates with the width of described blackboard 2.Described column type pad 14 includes but not limited to prepare by materials such as sponge, hairbrush.The shape of described column type pad 14 includes but not limited to wave, straight line etc.
As those skilled in the art, hold intelligibly, when using the utility model automatic blackboard eraser 1 to carry out blackboard 3 clean, described automatic blackboard eraser 1 advance gear 16 under the driving of described the second motor 17, along the tooth bar 31 of described blackboard 3, move; Described roller 19 moves along the guide rail of described blackboard 3.Described column type pad 14 is under the driving of described the first motor 15, by blackboard 3 described in the mode wiping of rotation.Meanwhile, the further wiping of blackboard 3 of described column type pad 14 wipings of 13 pairs of processes of described rectangular build pad, cleans to complete the profound level of described blackboard 3.Significantly, in the cleaning course of described blackboard 3, under described dust scraping plate 20 is hung the dust of limit face outside described column type pad 14, and by the dust collection of described rectangular build pad 13 and described column type pad 14 in described dust arrester 21.
Under the control of described limit switch 22, described automatic blackboard eraser 1 moves to when spacing, and the charging contact 23 of described automatic blackboard eraser 1 electrically contacts with the charging plug 32 on described blackboard 3, and charges for the energy-storage units of described automatic blackboard eraser 2.
In sum, the utility model automatic blackboard eraser arranges rectangular build pad and column type pad by interval, and at described automatic blackboard eraser arranged outside dust cover, at described automatic blackboard eraser downside, dust-collecting box is set, not only simple in structure, quality is light, easy to use, and wiping efficiency is high, clean-up performance is excellent, practical, be worthy to be popularized.
Those skilled in the art all should be appreciated that, in the situation that not departing from spirit or scope of the present utility model, can carry out various modifications and variations to the utility model.Thereby, if when any modification or modification fall in the protection domain of appended claims and equivalent, think that the utility model contains these modifications and modification.

Claims (6)

1. an automatic blackboard eraser, is characterized in that, described automatic blackboard eraser comprises:
The first framework and the second framework, be separately positioned on blackboard lower both sides, and be and be arranged in parallel;
Rectangular build pad, is fixed between described the first framework and the second framework by the first installation shaft being longitudinally arranged between described the first framework and the second framework, and across the width of described blackboard;
Column type pad, is disposed between described the first framework and the second framework by the second installation shaft and the described rectangular build pad being longitudinally arranged between described the first framework and the second framework, and across the width of described blackboard;
The first motor, is arranged on described the first framework, and the second gear of the first driven wheel of described the first motor and the second installation shaft of described column type pad is meshed;
The gear of advancing, is disposed on the side of closing on described blackboard of described the first framework by the 3rd installation shaft, and described in the gear of advancing be meshed with the tooth bar on described blackboard upper edge;
The second motor, is arranged on described the first framework, and the second driven wheel of described the second motor is meshed with the described the 3rd the 3rd gear that bearing is installed;
Directive wheel, is arranged on a side of closing on described blackboard of described the first framework by being the 4th installation shaft of " ┛ " type, and is fastened in the guide rail of described automatic blackboard eraser one side of differing from of described blackboard;
Roller, is arranged on a side of closing on described blackboard of described the second framework, and moves along edge under described blackboard by the 5th installation shaft;
Dust scraping plate, is arranged between described the first framework and described the second framework, and outside described dust scraping plate and described column type pad, surface is touched mutually;
Dust-collecting box, is movably arranged on described the second framework, and for collecting the dust of described rectangular build pad and cylinder type pad;
Limit switch, is arranged on the both sides of described automatic blackboard eraser, for controlling the stroke of described automatic blackboard eraser;
Charging contact, is arranged on described automatic blackboard and smears, and described automatic blackboard eraser be positioned at when spacing and described blackboard on charging jack electrically contact.
2. automatic blackboard eraser as claimed in claim 1, is characterized in that, the arranged outside dust cover of described automatic blackboard eraser.
3. automatic blackboard eraser as claimed in claim 2, is characterized in that, handle is further set on the dust cover of described automatic blackboard eraser.
4. automatic blackboard eraser as claimed in claim 1, is characterized in that, the width of described rectangular build pad equates with the width of described blackboard.
5. automatic blackboard eraser as claimed in claim 1, is characterized in that, the width of described column type pad equates with the width of described blackboard.
6. automatic blackboard eraser as claimed in claim 1, is characterized in that, described column type pad be shaped as one of them of wave, straight line.
CN201420326394.5U 2014-06-18 2014-06-18 A kind of automatic blackboard eraser Expired - Fee Related CN203957660U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420326394.5U CN203957660U (en) 2014-06-18 2014-06-18 A kind of automatic blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420326394.5U CN203957660U (en) 2014-06-18 2014-06-18 A kind of automatic blackboard eraser

Publications (1)

Publication Number Publication Date
CN203957660U true CN203957660U (en) 2014-11-26

Family

ID=51918290

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420326394.5U Expired - Fee Related CN203957660U (en) 2014-06-18 2014-06-18 A kind of automatic blackboard eraser

Country Status (1)

Country Link
CN (1) CN203957660U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107187250A (en) * 2017-04-19 2017-09-22 张世强 A kind of Accounting Course blackboard quick wipe device
CN109532293A (en) * 2018-12-20 2019-03-29 苏冬梅 A kind of self-dust absorption type environment-friendly dust-proof eraser
CN110154596A (en) * 2018-01-08 2019-08-23 夏培准 Automatic blackboard cleaning device and blackboard including it

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107187250A (en) * 2017-04-19 2017-09-22 张世强 A kind of Accounting Course blackboard quick wipe device
CN110154596A (en) * 2018-01-08 2019-08-23 夏培准 Automatic blackboard cleaning device and blackboard including it
CN109532293A (en) * 2018-12-20 2019-03-29 苏冬梅 A kind of self-dust absorption type environment-friendly dust-proof eraser

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141126

Termination date: 20170618

CF01 Termination of patent right due to non-payment of annual fee