CN107160915A - Combined integrated rotary automatic character-erazing environment friendly blackboard - Google Patents
Combined integrated rotary automatic character-erazing environment friendly blackboard Download PDFInfo
- Publication number
- CN107160915A CN107160915A CN201710360207.3A CN201710360207A CN107160915A CN 107160915 A CN107160915 A CN 107160915A CN 201710360207 A CN201710360207 A CN 201710360207A CN 107160915 A CN107160915 A CN 107160915A
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- China
- Prior art keywords
- blackboard
- belt type
- rotating roller
- screw thread
- manufactured
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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
- B43L1/08—Blackboards flexible
-
- 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
-
- 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
- B43L21/04—Wiper holders
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- Drawing Aids And Blackboards (AREA)
Abstract
A kind of combined integrated rotary automatic character-erazing environment friendly blackboard, belongs to teaching aid field, the lower end of its pillar, which is fixed on heel brace, upper middle part, rotation hole, and there is lower screw the upper end of pillar；The horizontal manufacture of the upper end of upper support has rotation hole, lower end to have upper screw；Lower screw is threadedly coupled with, and upper screw is threadedly coupled with；Belt type blackboard is set with the sturdy part of the rotating roller in rotating roller and pillar in upper support；Belt type blackboard be arranged in classroom in face of student be blackboard it is positive, be close to locular wall while be blackboard the back side；Fixed outer wiping, the inside are installed outside the back side of belt type blackboard inside casing is installed.Combined integrated rotary automatic character-erazing environment friendly blackboard it is simple for structure, manufacture and it is easy to use; integrate the automatic function of wiping with blackboard, do not fly the chalk dust flutterred during automatic blackboard cleaning, protect the environmentally-friendly sanitary in classroom; make the standard anyhow of writing again, improve quality of instruction.
Description
Technical field
The present invention relates to a kind of combined integrated rotary automatic character-erazing environment friendly blackboard in the blackboard field of teaching.
Background technology
At present, teacher says that the blackboard used class hour is erased the board manually using blackboard eraser.When erasing the board manually, chalk dust
Dust it is big, healthy to the people erased the board causes harm.Therefore, we pass through years of researches and practice, design
Gone out do not fly to flutter when erasing the board chalk dust and can be on auto-erasing blackboard writing rotary assembled blackboard.
The content of the invention
It is an object of the invention to provide it is a kind of it is revolving, can be automatically the combined integrated rotation wiped of word on blackboard
Formula automatic character-erazing environment friendly blackboard and its manufacture method.
To achieve the above object, combined integrated rotary automatic character-erazing environment friendly blackboard of the present invention mainly includes belt
Blackboard, rotating roller, inside casing, fixed outer wiping, pillar, heel brace, upper support, lower screw, upper screw, adjustment bolt, rotation dish, rotation
Handle；Or, described combined integrated rotary automatic character-erazing environment friendly blackboard mainly includes belt type blackboard, rotating roller, inside casing, solid
Fixed outer wiping, pillar, heel brace, upper support, lower screw, upper screw, adjustment bolt, rotate gear, driving gear, motor, contact
Starting switch；
The lower end of pillar is fixed on heel brace, under the horizontal manufacture at the upper middle part of pillar has rotation hole, the upper end manufacture of pillar to have
Screw；The horizontal manufacture of the upper end of upper support has rotation hole, and the lower end manufacture of upper support has upper screw；Part below adjustment bolt
The lower end of the adjustment card handle of the upper end of lower screw thread and the center section of adjustment bolt is connected, and adjusts upper end and the adjustment bolt of card handle
Above part upper screw thread lower end connection；The manufacture direction of screw thread in upper screw and the screw thread in lower screw on the contrary, under
The manufacture of screw thread and the screw thread on upper screw thread on screw thread is in opposite direction；Lower screw coordinates and is connected with lower screw thread, upper screw with
Upper screw thread coordinates and connected；One heel brace and a pillar and an adjustment bolt and one support of a upper support composition, two
The secondary support frame of support composition one；
The rotary shaft at one rotating roller two ends is arranged in the rotation hole of the pillar of a secondary support frame, another rotating roller two ends
Rotary shaft is arranged in the rotation hole of the upper support of a secondary support frame, the rotating roller in upper support and the rotation on pillar
Transfer roller composition rotation roller group, is set with belt type blackboard, in the outer of belt type blackboard on the sturdy part of the rotating roller of rotation roller group
Manufacture has x wire or without manufacture x wire on surface, and manufacture has vertical line or do not manufactured on the outer surface of belt type blackboard
The flush with outer surface of vertical line, x wire and vertical line and belt type blackboard；The rotating roller installed in the rotation hole of pillar it is thick
Space segment behind above strong part and the aft section in the upper part close to two pillars are fixed with inside casing,
Contacted during the inside when with belt type blackboard of smooth on inside casing；Outer surface and inside casing at the back side of belt type blackboard
Corresponding position is fixed with fixed outer wiping, and the fixed outer two ends wiped are fixed on behind the upper end of two pillars；Belt
Blackboard is arranged in rotation roller group, and the front that the outer one side wiped is blackboard is fixed in outer surface, and there is fixed outer wiping outer surface
It is simultaneously the back side of blackboard, the locular wall in the back side towards classroom is installed, just installed facing to student；
The side of rotating roller on pillar is exposed is fixed with rotation dish in the rotary shaft outside rotation hole, in rotation dish
It is fixed with handler；Or, the side of the rotating roller on pillar, which exposes to be fixed with the rotary shaft outside rotation hole, to be turned
Moving gear, rotate gear is engaged with driving gear, and driving gear is fixed on the end of the line shaft of motor, and motor is fixed on
The side of pillar or above or below while be fitted without on the room of other parts, the supply line of motor is with contacting
The outlet line connection of formula starting switch, the supply line of contact starting switch is connected with power supply；Described contact starts
Switch is arranged on the position that other parts are fitted without on pillar.
There is spiral shell weight, the upper end that described pillar is manufactured as support in carrying, adjustment bolt, rotating roller and belt type blackboard
Pit, upper middle part have the support cylinder of rotation hole；
The transverse direction that described upper support is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；
Described heel brace is manufactured as the horizontal cylinder of the weight of H load-bearing pillar, upper support, adjustment bolt, rotating roller and belt type blackboard
Or disking body；
Described adjustment bolt is manufactured as lower screw thread, three parts of adjustment card handle and upper screw thread, and adjustment card handle is manufactured at middle part,
Lower screw thread manufacture is below adjustment card handle, and upper screw thread manufacture is above adjustment card handle, the center line of lower screw thread and upper screw thread
Manufacture is on the same line；Adjustment card handle is manufactured as an entirety with three parts of lower screw thread and upper screw thread, or separately manufactured
It is fixed together again afterwards.
Described rotating roller is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth
Rotary shaft；
Described belt type blackboard uses one or more of material manufactures in plastics, nylon, rubber, is manufactured as flexible volume
The plate of belt；The plate of described coil type can also be manufactured as the plate of the smooth coil type in surface；Again by flexible winding
The plate of formula surrounds the ring of a long-tube, the end at the two ends of interface is polished into after beveled mouth again fixed with viscose glue afterwards
And the blackboard as conveyer belt type；Described belt type blackboard can also add warp and weft in the plate of coil type during fabrication
Come the long ability of tension for increasing belt type blackboard；
Described inside casing is manufactured as vertical bar, and vertical bar is manufactured as smooth arc with the one side that the inside of belt type blackboard is contacted
Curved surface；Belt type blackboard is withstood when inside casing is for fixing writing of the outer wiping on belt type blackboard is wiped to stand fast；
The part contacted with belt type blackboard is wiped outside described fixation to manufacture using soft fiber or sponge, be manufactured as and can wipe
Fall the chalk trace eraser on blackboard；The part that the fixed outer back side wiped and two ends are fixed on pillar uses hard material system
Make；When rotating roller drives belt type blackboard to rotate, inside casing bears down on one the inside one side of belt type blackboard, and fixed outer wipe can wipe
Except the writing on blackboard.
Described rotation dish is manufactured as disk；
Described handler is manufactured as the handle that hand is held；Described rotation dish is manufactured as an entirety with handler, or divides
Open manufacture after recombinant together；When described rotation dish is manufactured as overall with handler, rotation dish is just synthesized with handler
Crank handle, rotates disc portion just into vertical bar, rotation dish is vertical with handler.
Manufacture has helical teeth or straight-tooth, the diameter of rotate gear manufacture in described rotate gear and the periphery of driving gear
It is bigger than the diameter that driving gear is manufactured；
Described motor is manufactured as the dc motor or ac motor that can be rotated and reverse, and ac motor can also
Enough it is manufactured as adjustable frequency motor；
Described contact starting switch is manufactured as rubber spring, contact head, transmits head, conductor wire, rotate forward button, invert and press
Button and the several parts of housing；There is via to pass through housing at the top of housing, the upper end diameter of main story button and reversion button is small
Via is partially passed through, the upper end of transmission head is separately fixed at the lower end of main story button and reversion button；Bottom peace in housing
Equipped with two contact heads, be partly enclosed on below rubber spring the internal diameter of contact head it is small above on part, rubber spring it is upper
Face part be enclosed on the internal diameter of transmission head it is small below on part；Part and big upper of transmission head diameter below contact head diameter is big
Face part connects the live wire connection of the electric current input conductor wire and power supply of connection in conductor wire, contact starting switch, electricity respectively
The entrance live wire of stream output conductor wire and motor is connected, the line of power supply to motor using be directly connected to and without contact
Formula starting switch；Gap is left in the upper end of contact head in the endoporus of rubber spring and the lower end of transmission head, is pressing
When main story button or reversion button, the upper end of the contact head of installation corresponding with main story button or reversion button can be with transmission head
Lower end in contact and pass through conductor wire connect motor supply line；Motor is rotated forward when pressing main story button, presses reversion
Motor is inverted during button, and motor shuts down during release button；Described rubber spring is manufactured using rubber, is manufactured as
The rubber bodies of tubular type, the function of spring is realized using the deformation return function of rubber.
In order that belt type blackboard can be tightened or unclamped in rotating roller, rotate the adjustment card handle of adjustment bolt and make spiral shell
Line rotates simultaneously with lower screw thread, reversely promotes to support moving up upper screw thread rotates with lower screw thread simultaneously when by upper screw and lower screw
Or support and move down on pulling, belt type blackboard is tightened in rotating roller when upper support is moved up, and belt type blackboard is in rotating roller release when upper support is moved down；
Belt type blackboard drives belt type blackboard when rotating roller is tightened beneficial to the rotating roller write and be easily installed on blackboard on pillar
Rotated in two rotating rollers；Belt type blackboard is folded down when rotating roller is unclamped beneficial to belt type blackboard from rotating roller.
Chalk dust is set not fly to flutter everywhere in order to which chalk dust is collected, additionally it is possible to close under fixed outer wiping
Disposable box is simultaneously fixed with behind the pillar in face to collect chalk dust；Described disposable box is the rectangular box for having a bottom uncovered
Son, the two ends of disposable box are separately fixed on two pillars.
In order that fixed outer wipe is wiped totally when erasing the board, the one side erased the board wiped outside described fixation can also be adopted
Blade insert is manufactured as with elastomeric material.In order to make chalk be write on the plate of coil type, described chalk can be
Hard chalk, it may also be said to soft chalk；Described hard chalk is traditional common chalk；Described soft chalk is can be in surface light
The strong pen of the adhesive force that writes or paint on the plate of sliding coil type, such as marking pen.
Laterally write neat on blackboard for convenience, have x wire on the outer surface of blackboard；Described x wire is
Fine line or dotted line or chain-dotted line or the dotted line of ellipsis formula；
The lines of neat or the text alignment with up-downgoing or the picture that aligns longitudinally are write on blackboard for convenience, in blackboard
There is vertical line on outer surface；Described vertical line is the dotted line of fine line or dotted line or chain-dotted line or ellipsis formula.
In use, directly write or drawn on blackboard with chalk；The not high people of height is directly in the middle and lower part book of blackboard
Write or draw, when writing blackboard bottom, grasp handler forward direction and promote rotation disc spins and drive rotating roller to rotate forward,
Or, the main story button for pressing contact starting switch starts motor drive rotate gear rotation and drives rotating roller forward direction rotation
Turn；Belt type blackboard is driven to be rotated forward in rotating roller when rotating roller is rotated forward, belt type blackboard is moved up after a certain distance, is stopped
Rotation stop, which moves disconnection power supply circuit after handler or the main story button for unclamping contact starting switch, makes motor shut down, belt
Blackboard stops movement, afterwards, and continuation is write or drawn on blackboard；Solving the not high people of height can not be above blackboard
The problem that part is write.
Tall people directly blackboard top writing or draw, write needs and bend over or squat down when can write picture,
Handler forward direction is grasped to promote rotation disc spins and drive rotating roller to rotate forward, or, press contact starting switch
Main story button start motor drive rotate gear rotation and drive rotating roller to rotate forward；Driven when rotating roller is rotated forward
Belt type blackboard is rotated forward in rotating roller, and belt type blackboard is moved up after a certain distance, and stop operating handler or release contact
Power supply circuit is disconnected after the main story button of formula starting switch makes motor shut down, and belt type blackboard stops movement, afterwards, continues
Write or draw on blackboard；Solving tall people and can not partly being write below blackboard needs what is bent over or squat down
Problem, improves the comfortableness for the picture that write on blackboard.
The front of blackboard write it is full after when needing the calligraphy and painting on erasing blackboard, grasp handler and promote forward or backwards and turn
Moving plate rotates and drives rotating roller to rotate forward or backwards, or, the main story button or reversion for pressing contact starting switch are pressed
Button starts motor and drives rotate gear rotation and drive rotating roller to rotate forward or backwards；When rotating roller rotates forward or backwards
Belt type blackboard is driven to be rotated forward or backwards in rotating roller, when belt type blackboard rotates forward or backwards in rotating roller, in rotation
When writing in the one side at the back side for going to blackboard passes through the position of fixed outer wiping, inside casing withstands black in the inside of belt type blackboard
The back side of plate（One side behind belt type blackboard）The inside stand fast and allow the fixed outer scraping sub-sections wiped to wipe off on the blackboard back side
Writing, belt type blackboard all can outer to wipe erasing clean by fixed by the fixed outer part wiped；After blackboard is wiped clean, stop operating
Disconnecting power supply circuit after handler or the main story button or reversion button of release contact starting switch makes motor shut down,
Complete the auto-erasing of the writing on blackboard；When fixing outer erase the board, the writing on blackboard is wiped off by the way of striking off,
When striking off the writing on blackboard, fixed outer erasure does not have air flow to produce wind, and chalk dust sinks and dropped to naturally
In disposable box, make there is no the winged of chalk dust to flutter in classroom.
The simple for structure of described combined integrated rotary automatic character-erazing environment friendly blackboard, manufacture and easy to use, collection is automatic
The function of wiping with blackboard does not fly the chalk dust flutterred when one, automatic blackboard cleaning, protects the environmentally-friendly sanitary in classroom, again
Make the standard anyhow of writing, improve quality of instruction.
Brief description of the drawings
Fig. 1 is the section view for the front view for having rotate gear in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Structural representation；
Fig. 2 is that the surface for having rotate gear, belt type blackboard in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard has
The surface structure schematic diagram of the front view of grid；
Fig. 3 is that the surface for having rotate gear, belt type blackboard in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard has
The surface structure schematic diagram of the rearview of grid；
Fig. 4 is the surface structure for the front view for having rotate gear in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Fig. 5 is the surface structure for the rearview for having rotate gear in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Fig. 6 is the surface structure for the left view for having rotate gear in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Fig. 7 is the sectional structure for the left view for having rotate gear in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram.
Fig. 8 is the section view knot for the front view for having rotation dish in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Structure schematic diagram；
Fig. 9 is that the surface for having rotation dish, belt type blackboard in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard has net
The surface structure schematic diagram of the front view of lattice；
Figure 10 is that the surface for having rotation dish, belt type blackboard in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard has net
The surface structure schematic diagram of the rearview of lattice；
Figure 11 is the surface structure for the front view for having rotation dish in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Figure 12 is the surface structure for the rearview for having rotation dish in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Figure 13 is the surface structure for the left view for having rotation dish in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Figure 14 is the sectional structure for the left view for having rotation dish in the rotary shaft of combined integrated rotary automatic character-erazing environment friendly blackboard
Schematic diagram；
Figure 15 is the cross section structure diagram of contact starting switch.
Shown in figure：Heel brace 1, pillar 2, rotating roller 3, belt type blackboard 4, it is upper support 5, lower screw 6, upper screw 7, lower screw thread 8,
Upper screw thread 9, rotation dish 10, adjustment card handle 11, vertical line 12, x wire 13, inside casing 14, fixed outer wipe 15, handler 16, turn
Moving gear 17, motor 18, driving gear 19, housing 20, reversion button 21, rotating forward button 22, rubber spring 23, transmission head
24th, contact head 25, conductor wire 28.
Embodiment
The combined integrated rotary automatic character-erazing environment friendly blackboard of the present invention includes belt type blackboard 4, rotating roller 3, inside casing 14, solid
Fixed outer wiping 15, pillar 2, heel brace 1, upper support 5, lower screw 6, upper screw 7, adjustment bolt, rotation dish 10, handler 16；Or, bag
Include belt type blackboard 4, rotating roller 3, inside casing 14, fixed outer wiping 15, pillar 2, heel brace 1, upper support 5, lower screw 6, upper screw 7, tune
Whole bolt, rotate gear 17, driving gear 19, motor 18, contact starting switch；
The lower end of pillar 2 is fixed on heel brace 1, and the horizontal manufacture at the upper middle part of pillar 2 has rotation hole, the upper end manufacture of pillar 2
There is lower screw 6；The horizontal manufacture of the upper end of upper support 5 has rotation hole, and the lower end manufacture of upper support 5 has upper screw 7；Under adjustment bolt
The lower end of the adjustment card handle 11 of the upper end of the lower screw thread 8 of face part and the center section of adjustment bolt is connected, adjustment card handle 11
Upper end is connected with the lower end of the upper screw thread 9 of part above adjustment bolt；Screw thread in upper screw 7 and the screw thread in lower screw 6
Manufacture direction on the contrary, the manufacture of the screw thread and the screw thread on upper screw thread 9 on lower screw thread 8 is in opposite direction；Lower screw 6 and lower screw thread
8 coordinate and connect, and upper screw 7 coordinates and is connected with upper screw thread 9；One heel brace 1 and a pillar 2 and an adjustment bolt and one
Individual upper support 5 constitutes a support, two secondary support frames of support composition one.
The rotary shaft at one two ends of rotating roller 3 is arranged in the rotation hole of the pillar 2 of a secondary support frame, another rotating roller
The rotary shaft at 3 two ends is arranged in the rotation hole of the upper support 5 of a secondary support frame, and the rotating roller 3 in upper support 5 is with being arranged on
Rotating roller composition rotation roller group on pillar 2, belt type blackboard 4 is set with the sturdy part of the rotating roller 3 of rotation roller group,
Manufacture has x wire 13 or without manufacture x wire 13 on the outer surface of belt type blackboard 4, is manufactured on the outer surface of belt type blackboard 4
There is vertical line 12 or without the flush with outer surface for manufacturing vertical line 12, x wire 13 and vertical line 12 and belt type blackboard 4；In rotation
Space segment behind above the sturdy part of roller 3 and inside casing 14 is fixed with the upper part close to two pillars 2, it is interior
Contacted during the inside when with belt type blackboard 4 of smooth on press strip 14；Outer surface and internal pressure at the back side of belt type blackboard 4
The corresponding position of bar 14, which is fixed with, fixes outer wiping 15, and the two ends of fixed outer wiping 15 are fixed on close to the upper end of two pillars 2
Below；Belt type blackboard 4 is arranged in rotation roller group, and the one side of the fixed outer wiping 15 in outer surface is the front of blackboard, outer surface
The one side for having fixed outer wiping 15 is the back side of blackboard, and the locular wall in the back side towards classroom is installed, just installed facing to student；
The side of rotating roller 3 on pillar 2, which is exposed, is fixed with rotation dish 10 in the rotary shaft outside rotation hole, rotating
Handler 16 is fixed with disk 10；Or, the rotary shaft outside rotation hole is exposed in the side of the rotating roller 3 on pillar 2
On be fixed with rotate gear 17, rotate gear 17 is engaged with driving gear 19, and driving gear 19 is fixed on the power of motor 18
The end of axle, motor 18 be fixed on pillar 2 side or above or below while be fitted without the rooms of other parts
On, the supply line of motor 18 is connected with the outlet line of contact starting switch, the supply line of contact starting switch
It is connected with power supply；Described contact starting switch is arranged on the position that other parts are fitted without on pillar.
Described pillar 2 is manufactured as weight, the upper end of support 5 in carrying, adjustment bolt, rotating roller 3 and belt type blackboard 4
There are screwed hole, upper middle part to have the support cylinder of rotation hole；
The transverse direction that described upper support 5 is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；
Described heel brace 1 is manufactured as the horizontal stroke of the weight of H load-bearing pillar 2, upper support 5, adjustment bolt, rotating roller 3 and belt type blackboard 4
To cylinder or disking body；
Described adjustment bolt is manufactured as lower screw thread 8, adjustment card handle 11 and 9 three parts of upper screw thread, and adjustment card handle 11 is manufactured
At middle part, lower screw thread 8 is manufactured below adjustment card handle 11, and upper screw thread 9 is manufactured above adjustment card handle 11, the lower He of screw thread 8
The center line manufacture of upper screw thread 9 is on the same line；Adjustment card handle 11 is manufactured as with 9 three parts of lower screw thread 8 and upper screw thread
One entirety, or it is separately manufactured after be fixed together again.
Described rotating roller 3 is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth
Rotary shaft；
Described belt type blackboard 4 is manufactured as flexible using one or more of material manufactures in plastics, nylon, rubber
The plate of coil type；The plate of described coil type can also be manufactured as the plate of the smooth coil type in surface；Again by flexible volume
The plate of belt surrounds the ring of a long-tube, the end at the two ends of interface is polished into after beveled mouth again consolidated with viscose glue afterwards
Blackboard that is fixed and turning into conveyer belt type；Described belt type blackboard 4 can also be added during fabrication in the plate of coil type warp and
Parallel is come the long ability of tension that increases belt type blackboard 4；
Described inside casing 14 is manufactured as vertical bar, and vertical bar is manufactured as smooth with the one side that the inside of belt type blackboard 4 is contacted
Arc-shaped curved surface；Belt type blackboard 4 is withstood when inside casing 14 is for fixing writing of the outer wiping 15 on belt type blackboard 4 is wiped to stand fast；
15 parts contacted with belt type blackboard 4 are wiped outside described fixation to manufacture using soft fiber or sponge, be manufactured as energy
Enough wipe the chalk trace eraser on blackboard；The part that the fixed outer back side for wiping 15 and two ends are fixed on pillar 2 uses hardness
Material manufacture；When rotating roller 3 drives belt type blackboard 4 to rotate, inside casing 14 bears down on one the inside one side of belt type blackboard 4, fixed
It is outer to wipe 15 writings that be on erasing blackboard.
Described rotation dish 10 is manufactured as disk；
Described handler 16 is manufactured as the handle that hand is held；Described rotation dish 10 and handler 16 be manufactured as one it is whole
Body, or separately manufactured rear recombinant is together；When described rotation dish 10 is manufactured as overall with handler 16, rotation dish 10 with
Handler 16 has just synthesized crank handle, and the part of rotation dish 10 is just into vertical bar, and rotation dish 10 is vertical with handler 16.
Manufacture has helical teeth or straight-tooth in described rotate gear 17 and the periphery of driving gear 19, and rotate gear 17 is manufactured
Diameter it is bigger than the diameter that driving gear 19 is manufactured；
Described motor 18 is manufactured as the dc motor 18 or ac motor 18 that can be rotated and reverse, AC electrical
Machine 18 can also be manufactured as adjustable frequency motor 18；
Described contact starting switch be manufactured as rubber spring 23, contact head 25, transmit first 24, conductor wire 28, rotate forward by
Button 22, reversion button 21 and the several parts of housing 20；There is via to pass through housing 20, main story button and reversion at the top of housing 20
The upper end diameter of button 21 it is small partially pass through via, the upper end of transmission first 24 is separately fixed at main story button and reversion button 21
Lower end；Bottom in housing 20 is provided with below two contact heads 25, rubber spring 23 and is partly enclosed on contact head 25
Partly be enclosed on above internal diameter is small on part, above rubber spring 23 internal diameter of transmission first 24 it is small below on part；Contact
Below first 25 diameter is big part and transmit first 24 diameter it is big above part connect conductor wire 28, contact starting switch respectively
The electric current input conductor wire 28 of interior connection is connected with the live wire of power supply, the entrance live wire of the electric current output motor 18 of conductor wire 28 connects
Connect, the line of power supply to motor 18 using be directly connected to and without contact starting switch；Installed in rubber spring 23
Gap is left in the upper end of contact head 25 in endoporus and the lower end of transmission first 24, when pressing main story button or reversion button 21,
The upper end of the contact head 25 of installation corresponding with main story button or reversion button 21 can lead to transmitting first 24 lower end in contact
Cross the supply line that conductor wire 28 connects motor 18；Motor 18 is rotated forward when pressing main story button, when pressing reversion button 21
Motor 18 is inverted, and motor 18 shuts down during release button；Described rubber spring 23 is manufactured using rubber, is manufactured as
The rubber bodies of tubular type, the function of spring is realized using the deformation return function of rubber.
In order that belt type blackboard 4 can be tightened or unclamped in rotating roller 3, rotate the adjustment card handle 11 of adjustment bolt and make
Upper screw thread 9 rotates simultaneously with lower screw thread 8, and upper screw thread 9 passes through upper screw 7 and the lower reverse push of screw 6 when being rotated with lower screw thread 8 simultaneously
Dynamic upper support 5 move up or pull on support 5 move down, belt type blackboard 4 is tightened in rotating roller 3 when upper support 5 is moved up, upper to support 5 belts when moving down
Blackboard 4 unclamps in rotating roller 3；Belt type blackboard 4 is when rotating roller 3 is tightened, beneficial to writing and be easily installed on blackboard in pillar 2
On rotating roller 3 drive belt type blackboard 4 rotated in two rotating rollers 3；Belt type blackboard 4 is when rotating roller 3 is unclamped, beneficial to belt
Blackboard 4 is folded down from rotating roller 3.
Chalk dust is set not fly to flutter everywhere in order to which chalk dust is collected, additionally it is possible to close in fixed outer wiping 15
Simultaneously it is fixed with disposable box to collect chalk dust behind following pillar 2；Described disposable box is that rectangular have bottom uncovered
Box, the two ends of disposable box are separately fixed on two pillars 2.
In order that fixed outer wiping 15 is wiped totally when erasing the board, the one side erased the board that 15 are wiped outside described fixation can also
Blade insert is enough manufactured as using elastomeric material.In order to make chalk be write on the plate of coil type, described chalk can
To be hard chalk, it may also be said to soft chalk；Described hard chalk is traditional common chalk；Described soft chalk is can be in table
The strong pen of the adhesive force that writes or paint on the plate of the smooth coil type in face, such as marking pen.
Laterally write neat on blackboard for convenience, there is x wire 13 on the outer surface of blackboard；Described x wire
13 be the dotted line of fine line or dotted line or chain-dotted line or ellipsis formula；
The lines of neat or the text alignment with up-downgoing or the picture that aligns longitudinally are write on blackboard for convenience, in blackboard
There is vertical line on outer surface；Described vertical line 12 is the dotted line of fine line or dotted line or chain-dotted line or ellipsis formula.
In use, directly write or drawn on blackboard with chalk；The not high people of height is directly in the middle and lower part book of blackboard
Write or draw, when writing blackboard bottom, grasp the positive promotion rotation dish 10 of handler 16 and rotate and drive rotating roller 3 positive
Rotation, or, the main story button startup motor 18 for pressing contact starting switch drives rotate gear 17 to rotate and drive rotation
Transfer roller 3 is rotated forward；Belt type blackboard 4 is driven to be rotated forward in rotating roller 3 when rotating roller 3 is rotated forward, belt type blackboard 4 is moved up
After a certain distance, stop operating handler 16 or unclamp contact starting switch main story button after disconnect power supply circuit make electricity
Motivation 18 is shut down, and belt type blackboard 4 stops movement, afterwards, and continuation is write or drawn on blackboard；Solve height not high
The problem that people can not partly write above blackboard.
Tall people directly blackboard top writing or draw, write needs and bend over or squat down when can write picture,
The positive promotion rotation dish 10 of handler 16 is grasped to rotate and drive rotating roller 3 to rotate forward, or, press contact startup
The main story button of switch starts motor 18 and drives rotate gear 17 to rotate and drive rotating roller 3 to rotate forward；Rotating roller 3 is positive
Belt type blackboard 4 is driven to be rotated forward in rotating roller 3 during rotation, belt type blackboard 4 is moved up after a certain distance, and stop operating rotation
Disconnecting power supply circuit after handle 16 or the main story button of release contact starting switch makes motor 18 shut down, belt type blackboard 4
Stop movement, afterwards, continuation is write or drawn on blackboard；Solve tall people can not below blackboard partial write
Word needs the problem bent over or squatted down, and improves the comfortableness for the picture that write on blackboard.
When the front of blackboard needs the calligraphy and painting on erasing blackboard after writing completely, grasp handler 16 and promote forward or backwards
Rotation dish 10 rotates and drives rotating roller 3 to rotate forward or backwards, or, press the main story button or anti-of contact starting switch
Turning the startup motor 18 of button 21 drives rotate gear 17 to rotate and drive rotating roller 3 to rotate forward or backwards；Rotating roller 3 is positive
Or drive belt type blackboard 4 to be rotated forward or backwards in rotating roller 3 when reversely rotating, belt type blackboard 4 it is positive in rotating roller 3 or
During reverse rotation, when the writing on the one side at the back side of blackboard is rotated to passes through the position of fixed outer wiping 15, inside casing 14 exists
Withstand the back side of blackboard in the inside of belt type blackboard 4（One side behind belt type blackboard 4）The inside stand fast and allow and fixed outer wipe 15
Scraping sub-sections wipe writing on the blackboard back side off, belt type blackboard 4 outer wipe 15 part and all outer can wipe 15 by fixed by fixed
Erasing is clean；After blackboard is wiped clean, stop operating handler 16 or unclamp contact starting switch main story button or reversion press
Power supply circuit is disconnected after button 21 makes motor 18 shut down, and completes the auto-erasing of the writing on blackboard；In fixed outer wiping 15
When erasing the board, the writing on blackboard is wiped off by the way of striking off, when striking off the writing on blackboard, fixed outer wipe does not have at 15
Air flow would not produce wind, and chalk dust sinks and dropped in disposable box naturally, makes do not have the winged of chalk dust to flutter in classroom.
Claims (2)
1. a kind of combined integrated rotary automatic character-erazing environment friendly blackboard, including belt type blackboard, rotating roller, inside casing, it is fixed it is outer wipe,
Pillar, heel brace, upper support, lower screw, upper screw, adjustment bolt, rotation dish, handler, it is characterised in that：
The lower end of pillar is fixed on heel brace, under the horizontal manufacture at the upper middle part of pillar has rotation hole, the upper end manufacture of pillar to have
Screw；The horizontal manufacture of the upper end of upper support has rotation hole, and the lower end manufacture of upper support has upper screw；Part below adjustment bolt
The lower end of the adjustment card handle of the upper end of lower screw thread and the center section of adjustment bolt is connected, and adjusts upper end and the adjustment bolt of card handle
Above part upper screw thread lower end connection；The manufacture direction of screw thread in upper screw and the screw thread in lower screw on the contrary, under
The manufacture of screw thread and the screw thread on upper screw thread on screw thread is in opposite direction；Lower screw coordinates and is connected with lower screw thread, upper screw with
Upper screw thread coordinates and connected；One heel brace and a pillar and an adjustment bolt and one support of a upper support composition, two
The secondary support frame of support composition one；
The rotary shaft at one rotating roller two ends is arranged in the rotation hole of the pillar of a secondary support frame, another rotating roller two ends
Rotary shaft is arranged in the rotation hole of the upper support of a secondary support frame, the rotating roller in upper support and the rotation on pillar
Transfer roller composition rotation roller group, is set with belt type blackboard, in the outer of belt type blackboard on the sturdy part of the rotating roller of rotation roller group
Without manufacture x wire and vertical line on surface；After above the sturdy part for the rotating roller installed in the rotation hole of pillar
The space segment in face and aft section in the upper part close to two pillars are fixed with smooth on inside casing, inside casing
Contacted when the inside with belt type blackboard；In the outer surface at the back side of belt type blackboard, the position corresponding with inside casing is fixed
There is fixed outer wiping, the fixed outer two ends wiped are fixed on behind the upper end of two pillars；Belt type blackboard is arranged on rotating roller
In group, the one side of the fixed outer wiping in outer surface is the front of blackboard, and there is the back side that the one side wiped outside fixed is blackboard outer surface,
The locular wall in the back side towards classroom is installed, just installed facing to student；
The side of rotating roller on pillar is exposed is fixed with rotation dish in the rotary shaft outside rotation hole, in rotation dish
It is fixed with handler；
There is screw thread weight, the upper end that described pillar is manufactured as support in carrying, adjustment bolt, rotating roller and belt type blackboard
There is the support cylinder of rotation hole in hole, upper middle part；
The transverse direction that described upper support is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；
Described heel brace is manufactured as the horizontal cylinder of the weight of H load-bearing pillar, upper support, adjustment bolt, rotating roller and belt type blackboard
Or disking body；
Described adjustment bolt is manufactured as lower screw thread, three parts of adjustment card handle and upper screw thread, and adjustment card handle is manufactured at middle part,
Lower screw thread manufacture is below adjustment card handle, and upper screw thread manufacture is above adjustment card handle, the center line of lower screw thread and upper screw thread
Manufacture is on the same line；Adjustment card handle is manufactured as an entirety with three parts of lower screw thread and upper screw thread, or separately manufactured
It is fixed together again afterwards；
Described rotating roller is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth rotation
Axle；
Described belt type blackboard uses one or more of material manufactures in plastics, nylon, rubber, is manufactured as flexible volume
The plate of belt；The plate of described coil type can also be manufactured as the plate of the smooth coil type in surface；Again by flexible winding
The plate of formula surrounds the ring of a long-tube, the end at the two ends of interface is polished into after beveled mouth again fixed with viscose glue afterwards
And the blackboard as conveyer belt type；Described belt type blackboard can also add warp and weft in the plate of coil type during fabrication
Come the long ability of tension for increasing belt type blackboard；
Described inside casing is manufactured as vertical bar, and vertical bar is manufactured as smooth arc with the one side that the inside of belt type blackboard is contacted
Curved surface；Belt type blackboard is withstood when inside casing is for fixing writing of the outer wiping on belt type blackboard is wiped to stand fast；
The part contacted with belt type blackboard is wiped outside described fixation to manufacture using soft fiber or sponge, be manufactured as and can wipe
Fall the chalk trace eraser on blackboard；The part that the fixed outer back side wiped and two ends are fixed on pillar uses hard material system
Make；When rotating roller drives belt type blackboard to rotate, inside casing bears down on one the inside one side of belt type blackboard, and fixed outer wipe can wipe
Except the writing on blackboard；
Described rotation dish is manufactured as disk；
Described handler is manufactured as the handle that hand is held；Described rotation dish is manufactured as an entirety with handler, or divides
Open manufacture after recombinant together；When described rotation dish is manufactured as overall with handler, rotation dish is just synthesized with handler
Crank handle, rotates disc portion just into vertical bar, rotation dish is vertical with handler；
In order that belt type blackboard can be tightened or unclamped in rotating roller, rotate the adjustment card handle of adjustment bolt and make screw thread with
Lower screw thread rotates simultaneously, reversely promotes support to move up or draw by upper screw and lower screw upper screw thread rotates with lower screw thread simultaneously when
Dynamic upper support is moved down, and belt type blackboard is tightened in rotating roller when upper support is moved up, and belt type blackboard unclamps in rotating roller when upper support is moved down；Belt
Blackboard drives belt type blackboard two when rotating roller is tightened beneficial to the rotating roller write and be easily installed on blackboard on pillar
Rotated in individual rotating roller；Belt type blackboard is folded down when rotating roller is unclamped beneficial to belt type blackboard from rotating roller；
Chalk dust is set not fly to flutter everywhere in order to which chalk dust is collected, additionally it is possible to close to below fixed outer wiping
Disposable box is simultaneously fixed with behind pillar to collect chalk dust；Described disposable box is the rectangular box for having a bottom uncovered,
The two ends of disposable box are separately fixed on two pillars；
In use, directly write or drawn on blackboard with chalk；The not high people of height directly blackboard middle and lower part writing or
Draw, when writing blackboard bottom, grasp handler forward direction and promote rotation disc spins and drive rotating roller to rotate forward；Rotation
Belt type blackboard is driven to be rotated forward in rotating roller when roller is rotated forward, belt type blackboard is moved up after a certain distance, is stopped operating
Handler, belt type blackboard stops movement, afterwards, and continuation is write or drawn on blackboard；Solving the not high people of height can not
The problem partly write above blackboard；
Tall people directly blackboard top writing or draw, write needs and bend over or squat down when can write picture, use hand
Handler forward direction is held to promote rotation disc spins and drive rotating roller to rotate forward；Belt type blackboard is driven when rotating roller is rotated forward
Rotated forward in rotating roller, belt type blackboard is moved up after a certain distance, stop operating handler, belt type blackboard stops movement,
Afterwards, continue to write or draw on blackboard；Solve tall people can not below blackboard partly write needs it is curved
Waist or the problem squatted down；
When the front of blackboard needs the calligraphy and painting on erasing blackboard after writing completely, grasp handler and promote rotation dish forward or backwards
Rotate and drive rotating roller to rotate forward or backwards；When rotating roller rotates forward or backwards drive belt type blackboard in rotating roller just
To or rotate backward, when belt type blackboard rotates forward or backwards in rotating roller, in the one side at the back side for rotating to blackboard
When writing passes through the position of fixed outer wiping, inside casing is withstood in the inside of belt type blackboard to stand fast and allows inside the back side of blackboard
The fixed outer scraping sub-sections wiped wipe the writing on the blackboard back side off, and belt type blackboard all can be by fixed outer by the fixed outer part wiped
Erasing is clean；After blackboard is wiped clean, stop operating handler, completes the auto-erasing of the writing on blackboard；In fixed outer wiping
When erasing the board, the writing on blackboard is wiped off by the way of striking off, when striking off the writing on blackboard, fixed outer erasure is not free
Flow of air would not produce wind, and chalk dust sinks and dropped in disposable box naturally, makes do not have the winged of chalk dust to flutter in classroom.
2. combined integrated rotary automatic character-erazing environment friendly blackboard according to claim 1, it is characterised in that：In order that fixed
Outer wiping is wiped totally when erasing the board, and the one side erased the board wiped outside described fixation can also be manufactured as using elastomeric material
Blade insert.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016106613291 | 2016-08-13 | ||
| CN201610661329 | 2016-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107160915A true CN107160915A (en) | 2017-09-15 |
Family
ID=58350301
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610985552.1A Withdrawn CN106515273A (en) | 2016-08-13 | 2016-11-09 | Combined and integrated rotary type automatic erasing environment-friendly blackboard |
| CN201710360207.3A Withdrawn CN107160915A (en) | 2016-08-13 | 2017-05-20 | Combined integrated rotary automatic character-erazing environment friendly blackboard |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610985552.1A Withdrawn CN106515273A (en) | 2016-08-13 | 2016-11-09 | Combined and integrated rotary type automatic erasing environment-friendly blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106515273A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103529A (en) * | 2021-11-16 | 2022-03-01 | 淄博职业学院 | Recording board for later editing of television film |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046174A (en) * | 2020-10-12 | 2020-12-08 | 桂林电子科技大学 | Teaching display device and method |
-
2016
- 2016-11-09 CN CN201610985552.1A patent/CN106515273A/en not_active Withdrawn
-
2017
- 2017-05-20 CN CN201710360207.3A patent/CN107160915A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103529A (en) * | 2021-11-16 | 2022-03-01 | 淄博职业学院 | Recording board for later editing of television film |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106515273A (en) | 2017-03-22 |
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Application publication date: 20170915 |
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