CN107443975A - A kind of blackboard with automatic cleaning function - Google Patents
A kind of blackboard with automatic cleaning function Download PDFInfo
- Publication number
- CN107443975A CN107443975A CN201710684046.3A CN201710684046A CN107443975A CN 107443975 A CN107443975 A CN 107443975A CN 201710684046 A CN201710684046 A CN 201710684046A CN 107443975 A CN107443975 A CN 107443975A
- Authority
- CN
- China
- Prior art keywords
- coiler
- blackboard
- retracting
- motion bar
- retracting line
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The present invention provides a kind of blackboard with automatic cleaning function applied to teaching aid technical field, described blackboard body (1) left surface with automatic cleaning function is connected with left socle (2), blackboard body (1) right flank is connected with right support (3), the activity of motion bar (6) left end passes through left chute (4), the activity of motion bar (6) right-hand member passes through right rail (5), blackboard cleaning member (25) is set on motion bar (6), the left coiler I (7) of left socle (2) upper end is connected by left retracting line I (8) with motion bar (6), left socle (2) lower end sets left coiler II (9), left coiler II (9) be connected by left retracting line II (10) with motion bar (6).The blackboard with automatic cleaning function of the present invention, conveniently and efficiently can be removed automatically to the chalk writing on blackboard, and collect the chalk dust of erasing automatically, save time in classroom.
Description
Technical field
The invention belongs to teaching aid technical field, more specifically, be related to it is a kind of black with automatic cleaning function
Plate.
Background technology
At present, in the daily teaching of school, teacher at school during, it is necessary to the frequent chalk writing on erasing blackboard,
All it is the chalk writing on teacher or the manual erasing blackboard of student in most of occasion.So, the letter written with chalk on erasing blackboard
Mark can waste many time, and during the chalk writing on erasing blackboard, chalk dust can be flown upward wantonly in the air,
Often fall on the clothes for the person of erasing the board and on hand, also some can be very unfavorable by inside the breathing suction person of erasing the board
In health；Meanwhile for the teacher to teach, the letter written with chalk on frequent manual erasing blackboard is needed on classroom
Mark, the muscle power of teacher is not only consumed, wastes the class period.
The content of the invention
The technical problems to be solved by the invention are：In view of the shortcomings of the prior art, there is provided simple in construction, the Neng Goufang of one kind
Just quickly the chalk writing on blackboard is removed automatically, and the chalk dust of erasing can be collected automatically, so as to carry
While high chalk writing elimination efficiency, the muscle power for the person of erasing the board, the protection person of erasing the board and student's body of attending class can be effectively reduced
Body health, save the blackboard with automatic cleaning function of time in classroom.
Solves the problems, such as techniques discussed above, the technical scheme that the present invention takes is：
The present invention is a kind of blackboard with automatic cleaning function, and the described blackboard with automatic cleaning function includes black
Plate body, described blackboard body left surface are connected with left socle, and blackboard body right flank is connected with right support, is set on left socle
The left chute that lower end is extended to from upper end is put, the right rail that lower end is extended to from upper end is set on right support, motion bar left end is lived
Move through left chute, the activity of motion bar right-hand member passes through right rail, and blackboard cleaning member, the left socle upper end are set on motion bar
Left coiler I is set, and left coiler I is connected by left retracting line I with motion bar, and left socle lower end sets left coiler II, left
Coiler II is connected by left retracting line II with motion bar, described left coiler I and left coiler II respectively with control unit
Connection.
Described blackboard cleaning member includes member cavity, and member cavity is fixedly connected with motion bar, described part chamber
Internal portion sets Clean Brush for cleaning, and Clean Brush for cleaning is configured to be fitted in the structure on blackboard body surface, and member cavity is arranged to
Blackboard body right flank position can be extended to from blackboard body left surface position, Clean Brush for cleaning is configured to from blackboard body
Left surface position extends to the structure of blackboard body right flank position.
Described right support upper end sets right coiler I, and right coiler I is connected by right retracting line I with motion bar, right branch
Frame lower end sets right coiler II, and right coiler II is connected by right retracting line II with motion bar, described right coiler I and the right side
Coiler II is connected with control unit respectively, and left coiler I and right coiler I are configured to the structure of synchronization action, left volume
Receive device II and right coiler II is configured to the structure of synchronization action, left socle lower end is set welds a sequence of positioning with left socle
Base I, right support lower end set the positioning base II with right support welding.
Described control unit controls left coiler I to furl left retracting line I and controls right coiler I to furl right retracting line I
When, left retracting line I and right retracting line I are configured to apply upward pulling force and pull motion bar to be moved up along blackboard body
Structure, the Clean Brush for cleaning in member cavity being fixedly connected with motion bar is configured to clean the powder in blackboard body simultaneously
The structure of writing, control unit control that left coiler I furls left retracting line I and the right coiler I of control furls right retracting line I
When, control unit is configured to control left coiler II to unclamp left retracting line II simultaneously and controls right coiler II to unclamp right volume
The structure of take-up II.
Described control unit controls left coiler II to furl left retracting line II and controls right coiler II to furl right retracting
During line II, left retracting line II and right retracting line II be configured to apply downward pulling force pull motion bar along blackboard body to
The structure of lower movement, the free wool in member cavity being fixedly connected with motion bar are configured to clean in blackboard body simultaneously
Chalk writing structure, the control unit controls that left coiler II furls left retracting line II and the right coiler II of control furls
During right retracting line II, control unit is configured to control left coiler I to unclamp left retracting line I and the right coiler I of control simultaneously
Unclamp the structure of right retracting line I.
Described member cavity lower end sets chalk dust collecting chamber, sets horizontally disposed cavity left on the left of member cavity
Fluting, member cavity right side set the horizontally disposed right fluting of cavity, and Clean Brush for cleaning includes the brush body of rectangular-shape, hairbrush
Body one end passes through the left fluting of cavity, and the brush body other end passes through the right fluting of cavity, and the setting of member cavity rear end is multiple can
The screwed hole I of penetrating parts cavity, brush body rear end is set and the one-to-one screwed hole II of screw thread hole number and position, twists
Screw rod on each screwed hole I is configured to the knot being screwedly mounted on simultaneously in one screwed hole II of brush body correspondence position
Structure.
When described left coiler I and right I synchronization action of coiler, control unit is configured to drive left coiler I
Furled simultaneously with right coiler I or the structure unclamped simultaneously, when described left coiler II and right II synchronization action of coiler, control
Part processed is configured to the structure for driving left coiler II and right coiler II while furling or unclamping simultaneously.
Using technical scheme, following beneficial effect can be obtained：
Blackboard of the present invention with automatic cleaning function, when teacher needs to write chalk writing in blackboard body
When, coordinated by left coiler I and left coiler II, motion bar is drawn to below blackboard body top position or blackboard body
Position, so, the blackboard cleaning member on motion bar, which avoids, opens blackboard body, and teacher can write letter written with chalk in blackboard body
Mark.And when needing erasing chalk writing, the person of erasing the board controls left coiler I and left coiler II to act by control unit
(if motion bar is located at blackboard body top position, and control unit controls left coiler II to furl left retracting line II, and left volume
Receive device I and unclamp left retracting line I, if motion bar is located at blackboard body lower position, control unit controls left coiler I to furl
Left retracting line I, left coiler II unclamp, and at this moment, motion bar moves along blackboard body, passes through left coiler I and left coiler
II furls and unclamps repeatedly in turn, it becomes possible to drives motion bar reciprocal rise and fall in blackboard body, is contacted with blackboard body
Blackboard cleaning member can totally thoroughly on erasing blackboard body chalk writing, this way it is not necessary to which the person of erasing the board is manual
Erasing chalk writing, chalk writing efficiency of erasing is high, saves classroom hours of instruction, reduces the person's of erasing the board labor intensity.The present invention
The described blackboard with automatic cleaning function, simple in construction, manufacturing cost is low, can be conveniently and efficiently to the chalk on blackboard
Writing is removed automatically, and can collect the chalk dust of erasing automatically, so as to improve the same of chalk writing elimination efficiency
When, the muscle power for the person of erasing the board can be effectively reduced, protects the person of erasing the board and student's health of attending class, saves time in classroom.
Brief description of the drawings
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below：
Fig. 1 is the structural representation of the blackboard of the present invention with automatic cleaning function；
Fig. 2 is the left side structure schematic diagram of the blackboard with automatic cleaning function described in Fig. 1；
Fig. 3 is the right side structure schematic diagram of the blackboard with automatic cleaning function described in Fig. 1；
Fig. 4 is the cross section structure diagram in the A-A faces of the blackboard with automatic cleaning function described in Fig. 1；
Accompanying drawing acceptance of the bid note be respectively：1st, blackboard body；2nd, left socle；3rd, right support；4th, left chute；5th, right rail；6th, it is living
Lever；7th, left coiler I；8th, left retracting line I；9th, left coiler II；10th, left retracting line II；11st, control unit；12nd, part chamber
Body；13rd, Clean Brush for cleaning；14th, right coiler I；15th, right retracting line I；16th, right coiler II；17th, right retracting line II；18th, position
Base I；19th, positioning base II；20th, chalk dust collecting chamber；21st, brush body；22nd, screwed hole I；23rd, screwed hole II；24、
Screw rod；25th, blackboard cleaning member.
Embodiment
Below against accompanying drawing, by the description to embodiment, each structure for example involved to the embodiment of the present invention
The works such as mutual alignment and annexation, the effect of each several part and operation principle between the shape of part, construction, each several part are further
Detailed description：
As shown in accompanying drawing 1- accompanying drawings 3, the present invention is a kind of blackboard with automatic cleaning function, and described having is automatic clear
The blackboard of clean function includes blackboard body 1, and the described left surface of blackboard body 1 is connected with left socle 2, the right flank of blackboard body 1
It is connected with right support 3, the left chute 4 that lower end is extended to from upper end is set on left socle 2, sets from upper end and extends on right support 3
To the right rail 5 of lower end, the activity of the left end of motion bar 6 passes through left chute 4, and the activity of the right-hand member of motion bar 6 passes through right rail 5, motion bar 6
Upper setting blackboard cleaning member 25, the described upper end of left socle 2 set left coiler I 7, and left coiler I 7 passes through left retracting line I 8
It is connected with motion bar 6, the lower end of left socle 2 sets left coiler II 9, and left coiler II 9 passes through left retracting line II 10 and motion bar 6
Connection, described left coiler I 7 and left coiler II 9 are connected with control unit 11 respectively.Said structure, when teacher needs
When chalk writing is write in blackboard body, coordinated by left coiler I 7 and left coiler II 9, motion bar is drawn to blackboard body
Top position or blackboard body lower position, so, the blackboard cleaning member 25 on motion bar 6, which avoids, opens blackboard body 1, teacher
Chalk writing can be write in blackboard body 1.And when needing erasing chalk writing, the person of erasing the board is controlled by control unit 11
(if motion bar is located at blackboard body top position, control unit controls left volume for left coiler I 7 and left coiler II 9 action
The left retracting line II 10 of the retracting of device II 9 is received, and left coiler I 7 unclamps left retracting line I 8, if motion bar is located at below blackboard body
Position, then control unit 11 control the left retracting line I 8 of left coiler I 7 retracting, left coiler II 9 unclamps, at this moment, the edge of motion bar 6
Blackboard body 1 to move, furl and unclamp repeatedly in turn by left coiler I 7 and left coiler II 9, it becomes possible to drive activity
Bar reciprocal rise and fall in blackboard body, the blackboard cleaning member 25 contacted with blackboard body 1 totally can be wiped thoroughly
Chalk writing in blackboard body 1, this way it is not necessary to the manual erasing chalk writing of the person of erasing the board, chalk writing efficiency of erasing is high,
Classroom hours of instruction are saved, reduce the person's of erasing the board labor intensity.Blackboard of the present invention with automatic cleaning function, structure
Simply, conveniently and efficiently the chalk writing on blackboard can automatically be removed, and the chalk of erasing can be collected automatically
Ash, so as to while chalk writing elimination efficiency is improved, can effectively reduce the muscle power for the person of erasing the board, the protection person of erasing the board with
Attend class student's health, save time in classroom.
Described blackboard cleaning member 25 includes member cavity 12, and member cavity 12 is fixedly connected with motion bar 6, described
The inside of member cavity 12 sets Clean Brush for cleaning 13, and described Clean Brush for cleaning 13 is configured to be fitted in the surface of blackboard body 1
Structure, member cavity 12 are configured to extend to the right flank position of blackboard body 1 from the left surface position of blackboard body 1, cleaning
Hairbrush 13 is configured to extend to the structure of the right flank position of blackboard body 1 from the left surface position of blackboard body 1.Above-mentioned knot
Structure, when motion bar, which moves up and down, drives blackboard 25 erasing chalk writing of cleaning member, Clean Brush for cleaning can be with blackboard body surface
Contact, so as to Clean Brush for cleaning can effective erasing chalk writing, and member cavity and Clean Brush for cleaning prolong from blackboard body left surface
Right flank position is reached, so, being capable of from top to down and from below to up erasing blackboard when member cavity moves with motion bar
Chalk writing on body, if motion bar move down twice, move up twice, it becomes possible to convenient and swift erasing is whole black
Chalk writing on plate body, improve efficiency of erasing, it is ensured that erasing is clean.
The described upper end of right support 3 sets right coiler I 14, and right coiler I 14 passes through right retracting line I 15 and motion bar 6
Connection, the lower end of right support 3 set right coiler II 16, and right coiler II 16 is connected by right retracting line II 17 with motion bar 6, institute
The right coiler I 14 and right coiler II 16 stated are connected with control unit 11 respectively, and left coiler I 7 and right coiler I 14 are set
To be capable of the structure of synchronization action, left coiler II 9 and right coiler II 16 are configured to the structure of synchronization action, left socle
2 lower ends are set welds a sequence of positioning base I 18 with left socle 2, and the lower end of right support 3 sets the positioning base welded with right support 3
Ⅱ19.Said structure, right coiler I 14 cooperate when being furled with left coiler I 7, can be drawn on the left of motion bar with right side
Dynamic motion bar, so as to pull motion bar to move up in retracting, now, left coiler II 9 unclamps with right coiler II 16.And
Right coiler II 16 cooperates when being furled with left coiler II 9, so as to motion bar be pulled to move down in retracting, this
When, right coiler I 14 unclamps with left coiler I 7.
Described control unit 11 controls the left retracting line I 8 of the left retracting of coiler I 7 and the right coiler I 14 of control to furl right volume
During take-up I 15, described left retracting line I 8 and right retracting line I 15 are configured to apply upward pulling force pulling motion bar 6 edge
The structure that blackboard body 1 moves up, the Clean Brush for cleaning 13 in member cavity 12 being fixedly connected with motion bar 6 is arranged to
The structure of enough chalk writings cleaned simultaneously in blackboard body 1, said structure, by left coiler I 7 furl left retracting line I 8 and
The right right retracting line I 15 of the retracting of coiler I 14, can pull motion bar to be moved up along blackboard body, be bonded with blackboard body
The erasing blackboard body of blackboard cleaning member 25 on chalk writing, described control unit 11 controls the retracting of left coiler I 7 left
When retracting line I 8 and the right coiler I 14 of control furl right retracting line I 15, control unit 11 is configured to control left retracting simultaneously
Device II 9 unclamps left retracting line II 10 and the right coiler II 16 of control unclamps the structure of right retracting line II 17.Said structure, left retracting
When the left retracting line I 8 of the retracting of device I 7 and right coiler I 14 furl right retracting line I 15, left retracting line II 10 and right retracting line II 17 are not
Motion bar can be hindered to rise.
Described control unit 11 controls the left retracting line II 10 of the left retracting of coiler II 9 and the right coiler II 16 of control to furl
During right retracting line II 17, left retracting line II 10 and right retracting line II 17 are configured to apply downward pulling force pulling motion bar 6
The structure moved down along blackboard body 1, the Clean Brush for cleaning 13 in member cavity 12 being fixedly connected with motion bar 6 are arranged to
The structure of the chalk writing in blackboard body 1 can be cleaned simultaneously, said structure, left retracting line is furled by left coiler II 9
II 10 and right coiler II 16 retracting it is right retracting line II 17, motion bar can be pulled to be moved down along blackboard body, with blackboard
Chalk writing on the erasing blackboard body of blackboard cleaning member 25 of body fitting, described control unit 11 control left coiler
When the left retracting line II 10 of II 9 retractings and the right coiler II 16 of control furl right retracting line II 17, control unit 11 is configured to
The structure that left coiler I 7 unclamps left retracting line I 8 and the right coiler I 14 of control unclamps right retracting line I 15 is controlled simultaneously.Above-mentioned knot
When structure, the left retracting line II 10 of left coiler II 9 retracting and right retracting line II 17 of the retracting of right coiler II 16, left retracting line I 8 and the right side
Retracting line I 15 will not hinder motion bar to decline.
As shown in Figure 4, the described lower end of member cavity 12 sets chalk dust collecting chamber 20, and the left side of member cavity 12 is set
The left fluting of horizontally disposed cavity is put, the right side of member cavity 2 sets the horizontally disposed right fluting of cavity, and Clean Brush for cleaning 13 includes length
The brush body 21 of cube shape, the one end of brush body 21 pass through the left fluting of cavity, and the other end of brush body 13 is opened through the cavity right side
Groove, the rear end of member cavity 12 set multiple screwed holes I 22 for being capable of penetrating parts cavity 12, and the rear end of brush body 21 is set and spiral shell
The one-to-one screwed hole II 23 of pit quantity and position, the screw rod 24 being screwedly mounted on each screwed hole I 22 are configured to together
When be screwedly mounted on structure in brush body 21 correspondence position, one screwed hole II 23.Said structure, Clean Brush for cleaning erasing chalk word
After mark, because the lower end of member cavity 12 sets chalk dust collecting chamber 20, so, chalk dust can fall on chalk dust collecting chamber
It is interior, it will not everywhere descend slowly and lightly, be drawn onto in vivo by teacher or student so as to avoid drift about in classroom, so as to effectively reduce dust pair
The injury of Faculty and Students' body, protect health.And working as needs to adjust the contact force between Clean Brush for cleaning and blackboard body
When spending, as long as turn screw rod, because the one end of brush body 21 passes through the left fluting of cavity, the other end of brush body 13 passes through cavity right
Fluting, screw rod screws back-out in screwed hole II 23, with regard to the position of brush body can be driven to be changed relative to member cavity,
Contact dynamics between convenient regulation Clean Brush for cleaning and blackboard body, contact dynamics is different, and the erasing effect to blackboard body is not
Together.
When described left coiler I 7 and right I 14 synchronization action of coiler, control unit 11 is configured to drive left volume
The structure that device I 7 and right coiler I 14 are furled or unclamped simultaneously simultaneously is received, described left coiler II 9 and right coiler II 16 are same
When step acts, control unit 11 is configured to drive left coiler II 9 and right coiler II 16 while furls or unclamp simultaneously
Structure.Said structure, four coilers cooperate, it becomes possible to which convenient and reliable control motion bar moves up and down, so as to complete
The erasing of chalk writing in blackboard body.And coiler is motor, installation retracting wheel, retracting line one end are taken turns with retracting on motor
Be fixedly connected, motor driven retracting wheel to different directions rotates when, it becomes possible to retracting or unclamp furl line, facilitate electronic motion bar
It is mobile.
Blackboard of the present invention with automatic cleaning function, when teacher needs to write chalk writing in blackboard body
When, coordinated by left coiler I and left coiler II, motion bar is drawn to below blackboard body top position or blackboard body
Position, so, the blackboard cleaning member on motion bar, which avoids, opens blackboard body, and teacher can write letter written with chalk in blackboard body
Mark.And when needing erasing chalk writing, the person of erasing the board controls left coiler I and left coiler II to act by control unit
(if motion bar is located at blackboard body top position, and control unit controls left coiler II to furl left retracting line II, and left volume
Receive device I and unclamp left retracting line I, if motion bar is located at blackboard body lower position, control unit controls left coiler I to furl
Left retracting line I, left coiler II unclamp, and at this moment, motion bar moves along blackboard body, passes through left coiler I and left coiler
II furls and unclamps repeatedly in turn, it becomes possible to drives motion bar reciprocal rise and fall in blackboard body, is contacted with blackboard body
Blackboard cleaning member can totally thoroughly on erasing blackboard body chalk writing, this way it is not necessary to which the person of erasing the board is manual
Erasing chalk writing, it is high from chalk writing efficiency of erasing, classroom hours of instruction are saved, reduce the person's of erasing the board labor intensity.This hair
The bright described blackboard with automatic cleaning function, simple in construction, manufacturing cost is low, can be conveniently and efficiently to the powder on blackboard
Writing is removed automatically, and can collect the chalk dust of erasing automatically, so as to improve chalk writing elimination efficiency
Meanwhile, it is capable to effectively reduce the muscle power for the person of erasing the board, the protection person of erasing the board and student's health of attending class, time in classroom is saved.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, it is clear that concrete implementation of the present invention is not by above-mentioned
The limitation of mode, if the various improvement of inventive concept and technical scheme of the present invention progress are employed, or it is not improved by this
The design of invention and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (7)
- A kind of 1. blackboard with automatic cleaning function, it is characterised in that：The described blackboard with automatic cleaning function includes Blackboard body (1), described blackboard body (1) left surface are connected with left socle (2), blackboard body (1) right flank and right support (3) connect, the left chute (4) that lower end is extended to from upper end is set on left socle (2), sets from upper end and extends on right support (3) To the right rail (5) of lower end, the activity of motion bar (6) left end passes through left chute (4), and the activity of motion bar (6) right-hand member passes through right rail (5) blackboard cleaning member (25), is set on motion bar (6), and described left socle (2) upper end sets left coiler I (7), left volume Receive device I (7) to be connected with motion bar (6) by left retracting line I (8), left socle (2) lower end sets left coiler II (9), left retracting Device II (9) is connected by left retracting line II (10) with motion bar (6), described left coiler I (7) and left coiler II (9) point It is not connected with control unit (11).
- 2. the blackboard according to claim 1 with automatic cleaning function, it is characterised in that：Described blackboard cleaning member (25) member cavity (12) is included, member cavity (12) is fixedly connected with motion bar (6), is set inside described member cavity (12) Clean Brush for cleaning (13) is put, described Clean Brush for cleaning (13) is configured to be fitted in the structure on blackboard body (1) surface, part chamber Body (12) is configured to extend to blackboard body (1) right flank position, Clean Brush for cleaning from blackboard body (1) left surface position (13) it is configured to extend to the structure of blackboard body (1) right flank position from blackboard body (1) left surface position.
- 3. the blackboard according to claim 1 or 2 with automatic cleaning function, it is characterised in that：Described right support (3) Upper end sets right coiler I (14), and right coiler I (14) is connected by right retracting line I (15) with motion bar (6), right support (3) Lower end sets right coiler II (16), and right coiler II (16) is connected by right retracting line II (17) with motion bar (6), described Right coiler I (14) and right coiler II (16) are connected with control unit (11) respectively, left coiler I (7) and right coiler I (14) structure of synchronization action is configured to, left coiler II (9) and right coiler II (16) are configured to synchronization action Structure, left socle (2) lower end is set welds a sequence of positioning base I (18) with left socle (2), right support (3) lower end set with The positioning base II (19) of right support (3) welding.
- 4. the blackboard according to claim 3 with automatic cleaning function, it is characterised in that：Described control unit (11) It is described when controlling the left retracting line I (8) of left coiler I (7) retracting and right retracting line I (15) of right coiler I (14) retracting of control Left retracting line I (8) and right retracting line I (15) are configured to apply upward pulling force pulling motion bar (6) along blackboard body (1) structure moved up, the Clean Brush for cleaning (13) in member cavity (12) being fixedly connected with motion bar (6) are configured to The structure of the chalk writing in blackboard body (1) is cleaned simultaneously, and described control unit (11) controls left coiler I (7) retracting When left retracting line I (8) and the right coiler I (14) of control furl right retracting line I (15), control unit (11) is configured to simultaneously Control the knot that left coiler II (9) unclamps left retracting line II (10) and the right coiler II (16) of control unclamps right retracting line II (17) Structure.
- 5. the blackboard according to claim 3 with automatic cleaning function, it is characterised in that：Described control unit (11) When controlling the left retracting line II (10) of left coiler II (9) retracting and right retracting line II (17) of right coiler II (16) retracting of control, Left retracting line II (10) and right retracting line II (17) are configured to apply downward pulling force pulling motion bar (6) along blackboard sheet The structure that body (1) moves down, the Clean Brush for cleaning (13) in member cavity (12) being fixedly connected with motion bar (6) are arranged to The structure of enough chalk writings cleaned simultaneously in blackboard body (1), described control unit (11) control left coiler II (9) volume When receiving left retracting line II (10) and right retracting line II (17) of control right coiler II (16) retracting, control unit (11) is arranged to It is enough to control left coiler I (7) to unclamp left retracting line I (8) simultaneously and control right coiler I (14) to unclamp right retracting line I (15) Structure.
- 6. the blackboard according to claim 2 with automatic cleaning function, it is characterised in that：Described member cavity (12) Lower end sets chalk dust collecting chamber (20), and the horizontally disposed left fluting of cavity, member cavity are set on the left of member cavity (12) (2) right side sets the horizontally disposed right fluting of cavity, and Clean Brush for cleaning (13) includes the brush body (21) of rectangular-shape, hairbrush sheet Body (21) one end passes through the left fluting of cavity, and brush body (13) other end passes through the right fluting of cavity, and member cavity (12) rear end is set Multiple screwed holes I (22) for being capable of penetrating parts cavity (12) are put, brush body (21) rear end is set and screw thread hole number and position One-to-one screwed hole II (23) is put, the screw rod (24) being screwedly mounted on each screwed hole I (22) is configured to be screwed simultaneously Structure in one screwed hole II (23) of brush body (21) correspondence position.
- 7. the blackboard according to claim 3 with automatic cleaning function, it is characterised in that：Described left coiler I (7) During with right I (14) synchronization action of coiler, control unit (11) is configured to drive left coiler I (7) and right coiler I (14) while retracting or the structure unclamped, simultaneously when described left coiler II (9) and right coiler II (16) synchronization action, control Part (11) processed is configured to the knot for driving left coiler II (9) and right coiler II (16) while furling or unclamping simultaneously Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684046.3A CN107443975A (en) | 2017-08-11 | 2017-08-11 | A kind of blackboard with automatic cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684046.3A CN107443975A (en) | 2017-08-11 | 2017-08-11 | A kind of blackboard with automatic cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107443975A true CN107443975A (en) | 2017-12-08 |
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| CN201710684046.3A Pending CN107443975A (en) | 2017-08-11 | 2017-08-11 | A kind of blackboard with automatic cleaning function |
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| CN108528103A (en) * | 2018-05-11 | 2018-09-14 | 遵义市永宏金属设备有限公司 | One kind being convenient for clean blackboard |
| CN108859513A (en) * | 2018-07-05 | 2018-11-23 | 许香 | A kind of lifting blackboard with cleaning dedusting function |
| CN109228742A (en) * | 2018-09-29 | 2019-01-18 | 浙江省嘉善县第中学 | A kind of Multifunctional household external application blackboard |
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