CN107742444A - A kind of teaching Multifunctional demonstrator - Google Patents
A kind of teaching Multifunctional demonstrator Download PDFInfo
- Publication number
- CN107742444A CN107742444A CN201711030612.5A CN201711030612A CN107742444A CN 107742444 A CN107742444 A CN 107742444A CN 201711030612 A CN201711030612 A CN 201711030612A CN 107742444 A CN107742444 A CN 107742444A
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- CN
- China
- Prior art keywords
- reel
- graphic panel
- plate
- chute
- sides
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- 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
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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
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The invention discloses a kind of teaching Multifunctional demonstrator, including bottom plate, the both sides of plate upper surface are installed with supporting plate, two the first chutes being parallel to each other are offered on the inwall of supporting plate, the first Graphic Panel and the second Graphic Panel are respectively arranged between two supporting plates, first Graphic Panel and the second Graphic Panel are slidably connected by the first sliding block inside the first chute with supporting plate, and the first screwing bolts are installed with the outside of Left-side support plate.The present invention is by setting the first Graphic Panel, the second Graphic Panel, the first reel, curtain and the second reel, by curtain winding in the first reel, teacher can be imparted knowledge to students with normal use exhibiting device, when needing to use projecting apparatus progress multimedia teaching, drive the second reel to rotate by servomotor, the curtain in the first reel is pulled out, it can be carried out multimedia teaching, the function of exhibiting device is added, use is more convenient, and more time saving and energy saving.
Description
Technical field
The present invention relates to teaching aid technical field, is specially a kind of teaching Multifunctional demonstrator.
Background technology
The use for enabling student to be used when intuitively and visually understanding each appliances and teachers' instruction used in the content of courses
The general name of tool, abbreviation teaching aid.Teaching aid can improve the learning interest of student, enrich perceptual knowledge, and help forms clear and definite concept, send out
Open up the observation ability and thinking ability of student.Common teaching aid, special teaching aid and the class of Teachig-aid for infant studying 3, common teaching aid is typically divided to include
Conventional and professional teaching aid used in all kinds of specialized educations of middle and primary schools' basic education and college.Typically there is material object, by objective thing
Thing is directly presented in face of student, so as to student's direct feeling；Object simulating, including sample, model and other duplicate, as
Globe, manikin and engineering equipment model etc.；Describe things image chart, including picture, photo, map and statistics and
The various visualization charts such as design；Reproduce things image and its process sophisticated equipment, as projector, television set, recorder,
Video recorder, slide projector and projecting apparatus etc..The conventional teaching aid used when also giving lessons, such as blackboard, blackboard eraser, blank and chalk, it is special
Different teaching aid generally refer to the disabled person and mentally retarded child etc. such as example blind to special education object, deaf and mute impart knowledge to students it is used special
Utensil.Common special teaching aid has blind person's plate, scotograph, audiphone and typoscope etc., and Teachig-aid for infant studying imparts rudimentary knowledge to beginners for preschool child
Toy used in education and intellectual development articles for use.The locomitivity of child can be developed, train its consciousness, excite its imagination,
Arouse its curiosity.Teachig-aid for infant studying is the material conditions of the physical and mental development offer for children, including picture directly perceived, image, technology,
Split, meccano, building, structural model and musical sounding toy etc..
It is a kind of chemistry teaching experiment equipment servicing unit that CN206050392U is provided according to China Patent No., wherein
Propose has many reactions or phenomenon to need to verify to strengthen the understanding of student by experiment in process of general chemistry teaching
And memory, but the equipment and reagent required for each experiment are a lot, or a class needs to demonstrate multiple experiments, to avoid coming
Return and take experiment equipment, there need to be a servicing unit to carry out holding transhipment by the equipment needed for testing and reagent, it is used
Multiple chambers are provided with casing, test equipment can be placed in each chamber, be provided with casing and be slidably connected with it
Loading plate, multiple bar-shaped troughs are provided with loading plate, test equipment can be placed in each bar-shaped trough, by layering and to every layer
The mode split can deposit a variety of equipment, and ensure the regular storage of every kind of equipment, be easy to the transhipment of equipment and take, and meet
Carry out the Material Needs of kinds of experiments.
With the development of science and technology, the assistant teaching aid of student is increasingly advanced, the application of multimedia teaching is not only that teacher carries
Facility has been supplied, and can more attract the interest of student, but when teaching, traditional exhibiting device is only teacher and carried
For the effect of writing, if necessary, with multimedia teaching, it is necessary to change teacher, cause the function of exhibiting device relatively simple, make
With inconvenience.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of teaching Multifunctional demonstrator, possessing to increase
The advantages that function of exhibiting device, solve the problems, such as that traditional exhibiting device function is relatively simple.
(2) technical scheme
To achieve the above object, the present invention provides following technical scheme：A kind of teaching Multifunctional demonstrator, including bottom
Plate, the both sides of the plate upper surface are installed with supporting plate, and two are offered on the inwall of the supporting plate and is mutually put down
The first capable chute, is respectively arranged with the first Graphic Panel and the second Graphic Panel between two supporting plates, first Graphic Panel and
Second Graphic Panel is slidably connected by the first sliding block inside the first chute with supporting plate, and peace is fixed in the outside of Left-side support plate
Equipped with the first screwing bolts, one end of first screwing bolts is fixedly connected through the first chute and with the first Graphic Panel, right
It is installed with the second screwing bolts on the outside of side support plate, one end of second screwing bolts is through the first chute and with the
Two Graphic Panels are fixedly connected, and the side at the top of the supporting plate is installed with the first reel, a left side for first reel
Side is installed with servomotor, and the both sides of the first winding tube inner chamber are provided with driving gear, and two driving gears
Be hinged by bearing block and the first reel, the rotating shaft of first servomotor through the first reel side plate and with master
Moving gear is connected, and is installed with the first drive link between two driving gears, the outer surface of first drive link twines
Curtain is wound with, the both sides of described curtain one end are installed with contiguous block, second is provided with the downside of first reel
Reel, the both sides of the second winding tube inner chamber are provided with driven gear, and two driven gears by bearing block with
Second reel is connected, and the driving gear is connected by its chain for being arranged of outside with driven gear, two from
Moving gear side close to each other is installed with roller, and is installed with the second drive link between two rollers, described
The outer surface of roller is wound with connecting rope, and one end of the connecting rope upwardly extends and is fixedly connected with contiguous block, the bottom plate
The both sides of lower surface are installed with sleeve, and the sleeve is internally provided with roller.
Preferably, the upper surface of the bottom plate offers funnelform collecting tank, and the bottom of the bottom plate is installed with
Recycling box, the groove that the collecting tank is opened up by its bottom connect with recycling box.
Preferably, air-introduced machine is installed with the left of the recycling box inner chamber, was provided with the right side of the air-introduced machine
Filter screen.
Preferably, the both sides of the first Graphic Panel outer surface are installed with slide plate, and are set between two slide plates
There is brush board, the second chute is offered on the inwall of two slide plates, second chute passes through its internal the second sliding block set
It is slidably connected with brush board.
Preferably, the brush board is installed with bristle, first Graphic Panel and close to the side of the first Graphic Panel
The structure set on two Graphic Panels is identical.
Preferably, the both sides of the barrel bore are provided with connecting plate, the rotating shaft that the roller is set by its both ends
It is hinged with connecting plate.
Preferably, the both sides of the sleeve lining offer the 3rd chute, and the 3rd chute passes through its internal setting
The 3rd sliding block be slidably connected with connecting plate.
Preferably, connecting rod is installed with the top of the connecting plate, and the top of two connecting rods is fixedly mounted
There is fix bar.
Preferably, gag lever post is installed with the middle part of the fix bar upper surface, the outer sheath of the gag lever post is provided with
Spring.
(3) beneficial effect
Compared with prior art, the invention provides a kind of teaching Multifunctional demonstrator, possesses following beneficial effect：
1st, teaching Multifunctional demonstrator, by setting the first Graphic Panel, the second Graphic Panel, the first reel, curtain
Cloth and the second reel, when in use, by curtain winding in the first reel, teacher can be with normal use exhibiting device
Imparted knowledge to students, it is necessary to when carrying out multimedia teaching using projecting apparatus, drive the second reel to rotate by servomotor, will
Curtain in first reel pulls out, it is possible to carries out multimedia teaching, adds the function of exhibiting device, use is more square
Just, it is and more time saving and energy saving.
2nd, the teaching Multifunctional demonstrator, by being respectively arranged with the first Graphic Panel and the second Graphic Panel, using
When, two Graphic Panels can be used alternatingly, after the first Graphic Panel use finishes, the first Graphic Panel can be slided
To downside, then imparted knowledge to students using the second Graphic Panel, without constantly wiping writing, the time of teacher can be saved, and
Classmates are facilitated to record, so as to improve learning efficiency.
3rd, the teaching Multifunctional demonstrator, by be provided with the first Graphic Panel and the second Graphic Panel brush board and
Slide plate, when in use, the writing on Graphic Panel can be wiped by slip brush board back and forth, be taken without turning round back and forth
Blackboard eraser is put, use is more time saving and energy saving, and more convenient, can save time in classroom, so as to be advantageous to raising class
Hall efficiency.
4th, teaching Multifunctional demonstrator, by setting collecting tank and collection box, when in use, Ke Yili
The chalk powder for being brushed off brush board with air-introduced machine is absorbed, and chalk powder falls in collecting tank, then by air-introduced machine by collecting tank
The chalk powder of interior accumulation is absorbed into recycling box, and chalk powder can be avoided, which to fly away, to be caused to influence indoor environment, and is advantageous to
Protect the health of academics and students.
5th, the teaching Multifunctional demonstrator, sleeve and roller are provided with by the bottom in bottom plate, use when
Wait, it is convenient to move exhibiting device, make exhibiting device more flexible, be convenient for people to use, and by sleeve
Portion is provided with connecting plate and spring, can protect the safety of roller, and the pressure that can be subject to roller is disperseed, so as to
Roller is avoided to be damaged.
Brief description of the drawings
Fig. 1 is front view of the present invention；
Fig. 2 is the first reel profile of the invention；
Fig. 3 is the second reel profile of the invention；
Fig. 4 is recycling box profile of the present invention；
Fig. 5 is the first Graphic Panel side view of the invention；
Fig. 6 is sleeve profile of the present invention.
In figure：1 bottom plate, 2 supporting plates, 3 first chutes, 4 second Graphic Panels, 5 first screwing bolts, 6 chains, 7 first are watched
Take motor, 8 first reels, 9 second reels, 10 first Graphic Panels, 11 recycling boxes, 12 grooves, 13 collecting tanks, 14 sleeves,
15 driving gears, 16 curtains, 17 first drive links, 18 driven gears, 19 connecting ropes, 20 second drive links, 21 rollers, 22 air inducing
Machine, 23 screen packs, 24 brush boards, 25 slide plates, 26 second chutes, 27 gag lever posts, 28 fix bars, 29 rollers, 30 connecting plates, 31 the 3rd
Chute, 32 connecting rods, 33 springs, 34 second screwing bolts, 35 contiguous blocks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is solid to refer to Fig. 1-6, a kind of teaching Multifunctional demonstrator, including bottom plate 1, the both sides of the upper surface of bottom plate 1
Dingan County is equipped with supporting plate 2, offers two the first chutes 3 being parallel to each other on the inwall of supporting plate 2, between two supporting plates 2
The first Graphic Panel 10 and the second Graphic Panel 4 are respectively arranged with, the first Graphic Panel 10 and the second Graphic Panel 4 pass through the first chute 3
The first internal sliding block is slidably connected with supporting plate 2, by being respectively arranged with the first Graphic Panel 10 and the second Graphic Panel 4, makes
With when, two Graphic Panels can be used alternatingly, can be by the first Graphic Panel after the use of the first Graphic Panel 10 finishes
10 slide into downside, then imparted knowledge to students using the second Graphic Panel 4, without constantly wiping writing, can save teacher when
Between, and facilitate classmates to record, so as to improve learning efficiency, the outside of Left-side support plate 2 is installed with the first rotation
Tight bolt 5, one end of the first screwing bolts 5 are fixedly connected through the first chute 3 and with the first Graphic Panel 10, Right side support plate 2
Outside be installed with the second screwing bolts 34, one end of the second screwing bolts 34 through the first chute 3 and with the second displaying
Plate 4 is fixedly connected, it is not necessary to when use, the first Graphic Panel 10 and the second Graphic Panel 1 can be moved into supporting plate 2
Downside can then the upward sliding of the first Graphic Panel 10 be fixed by the first screwing bolts 5, it is necessary to when use,
The first Graphic Panel 10 can be avoided to shake, after the use of the first Graphic Panel 10 finishes, by the slide downward of the first Graphic Panel 10,
Then by the upward sliding of the second Graphic Panel 4, it is fixed using the second screwing bolts 34, use is more flexible and convenient, the first exhibition
Show that the both sides of the outer surface of plate 10 are installed with slide plate 25, and brush board 24 is provided between two slide plates 25, two slide plates 25
Inwall on offer the second chute 26, the second chute 26, which passes through its internal second sliding block set and slided with brush board 24, to be connected
Connect, brush board 24 is installed with bristle close to the side of the first Graphic Panel 10, and the first Graphic Panel 10 on the second Graphic Panel 4 with setting
Structure it is identical, by being provided with brush board 24 and slide plate 25 on the first Graphic Panel 10 and the second Graphic Panel 4, use when
Wait, can be wiped the writing on Graphic Panel by slips brush board 24 back and forth, pick and place blackboard eraser without turning round back and forth, use
It is more time saving and energy saving and more convenient, time in classroom can be saved, so as to be advantageous to improve classroom efficiency, supporting plate 2
The side at top is installed with the first reel 8, and the left side of the first reel 8 is installed with servomotor 7, the first winding
The both sides of 8 inner chambers of cylinder are provided with driving gear 15, and two driving gears 15 are cut with scissors by bearing block and the first reel 8
Connect, the rotating shaft of the first servomotor 7 through the first reel 8 side plate and be connected with driving gear 15, by setting the
One Graphic Panel 10, the second Graphic Panel 4, the first reel 8, the reel 9 of curtain 16 and second, when in use, by curtain 16
In the first reel 8, teacher can be imparted knowledge to students with normal use exhibiting device, it is necessary to carry out multimedia using projecting apparatus for winding
When teaching, drive the second reel 9 to rotate by servomotor 7, the curtain 16 in the first reel 8 pulled out, so that it may
To carry out multimedia teaching, the function of exhibiting device is added, use is more convenient, and more time saving and energy saving, two actives
The first drive link 17 is installed between gear 15, the outer surface of the first drive link 17 is wound with curtain 16, the one end of curtain 16
Both sides be installed with contiguous block 35, the downside of the first reel 8 is provided with the second reel 9, the inner chamber of the second reel 9
Both sides be provided with driven gear 18, and two driven gears 18 are connected by bearing block and the second reel 9, main
The chain 6 that moving gear 15 is arranged by its outside is connected with driven gear 18, when in use, passes through servomotor 7
Rotate and drive driving gear 15 to rotate, driving gear 15 drives the first drive link 17 to rotate and wound curtain 16, driving tooth
Wheel 15 drives driven gear 18 to rotate by chain 6, can be close to each other with normal use exhibiting device, two driven gears 18
Side is installed with roller 21, and the second drive link 20, the outer surface of roller 21 are installed between two rollers 21
Connecting rope 19 is wound with, one end of connecting rope 19 upwardly extends and is fixedly connected with contiguous block 35, it is necessary to using multimedia teaching
When, servomotor 7 rotates backward, and driving gear 15 drives the first drive link 17 to rotate, and curtain 16 is decontroled, while actively
Gear 15 drives driven gear 18 to rotate by chain 6, and driven gear 18 drives the drive link 20 of roller 21 and second to rotate, and second
Drive link 20 is pulled out curtain 16 by connecting rope 19, is convenient for people to be used, and the both sides of the lower surface of bottom plate 1 are fixedly mounted
There is sleeve 14, sleeve 14 is internally provided with roller 29, and the both sides of the inner chamber of sleeve 14 are provided with connecting plate 30, and roller 29 passes through
The rotating shaft that its both ends is set is be hinged with connecting plate 30, and the both sides of the inwall of sleeve 14 offer the 3rd chute 31, the 3rd chute 31
It is slidably connected by its internal the 3rd sliding block set with connecting plate 30, when in use, sleeve 14 passes the pressure being subject to
Roller 29 is passed, sleeve 29 extrudes gag lever post 14, and spring 33 is weakened pressure, and connecting plate 30 drives roller 29 along the 3rd
Chute 31 slides, and pressure is entered into row buffering, is advantageous to extend the service life of roller 29, is convenient for people to use, and without using
It is convenient that exhibiting device is moved and deposited when exhibiting device, space can be saved, use is more flexible and convenient, even
The top of fishplate bar 30 is installed with connecting rod 32, and the top of two connecting rods 32 is installed with fix bar 28, fixed
Gag lever post 27 is installed with the middle part of the upper surface of bar 28, the outer sheath of gag lever post 27 is provided with spring 33, by the bottom of bottom plate 1
Portion is provided with sleeve 14 and roller 29, when in use, convenient to move exhibiting device, makes exhibiting device cleverer
It is living, it is convenient for people to use, and by being internally provided with connecting plate 30 and spring 33 in sleeve 14, roller 29 can be protected
Safety, can be disperseed the pressure that roller 29 is subject to, so as to avoid roller 29 from being damaged, the upper surface of bottom plate 1
Funnelform collecting tank 13 is offered, the bottom of bottom plate 1 is installed with recycling box 11, and collecting tank 13 is opened up by its bottom
Groove 12 connects with recycling box 11, and recycling box 11 is installed with air-introduced machine 22 on the left of inner chamber, by setting collecting tank 13
With collection box 11, when in use, the chalk powder that brush board 24 brushes off can be absorbed using air-introduced machine 22, chalk powder falls
In collecting tank 13, then the chalk powder of accumulation in collecting tank 13 is absorbed into recycling box 11 by air-introduced machine 22, can be kept away
Exempt from chalk powder and fly away the environment for causing to influence interior, and be advantageous to protect the health of academics and students, air-introduced machine 22
Right side is provided with screen pack 23, convenient that dust absorbing is entered into recycling box 11 by setting screen pack 23 in the side of air-introduced machine 22
While, dust can be avoided to enter in air-introduced machine 22, avoid influenceing the use of air-introduced machine 22.
The electric elements occurred in this article electrically connect with the main controller and 220V civil powers in the external world, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In summary, teaching Multifunctional demonstrator, by setting the first Graphic Panel 10, the second Graphic Panel 4, first
Reel 8, the reel 9 of curtain 16 and second, when in use, curtain 16 is wound in the first reel 8, and teacher can be with
Normal use exhibiting device is imparted knowledge to students, it is necessary to when carrying out multimedia teaching using projecting apparatus, is driven by servomotor 7
Second reel 9 is rotated, and the curtain 16 in the first reel 8 is pulled out, it is possible to is carried out multimedia teaching, is added displaying dress
The function of putting, use is more convenient, and more time saving and energy saving.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of teaching Multifunctional demonstrator, including bottom plate (1), it is characterised in that：The both sides of bottom plate (1) upper surface
Supporting plate (2) is installed with, offers two the first chutes being parallel to each other (3) on the inwall of the supporting plate (2), two
The first Graphic Panel (10) and the second Graphic Panel (4), first Graphic Panel (10) and are respectively arranged between individual supporting plate (2)
Two Graphic Panels (4) are slidably connected by the first internal sliding block of the first chute (3) with supporting plate (2), Left-side support plate (2)
Outside is installed with the first screwing bolts (5), and one end of first screwing bolts (5) is through the first chute (3) and with the
One Graphic Panel (10) is fixedly connected, and the second screwing bolts (34), second rotation are installed with the outside of Right side support plate (2)
One end of tight bolt (34) is fixedly connected through the first chute (3) and with the second Graphic Panel (4), at the top of the supporting plate (2)
Side is installed with the first reel (8), and servomotor (7) is installed with the left of first reel (8), described
The both sides of the first reel (8) inner chamber are provided with driving gear (15), and two driving gears (15) by bearing block with
First reel (8) is be hinged, and the rotating shaft of first servomotor (7) runs through the side plate and and driving tooth of the first reel (8)
(15) drive connection is taken turns, the first drive link (17), first drive link are installed between two driving gears (15)
(17) outer surface is wound with curtain (16), and the both sides of described curtain (16) one end are installed with contiguous block (35), described
Be provided with the second reel (9) on the downside of first reel (8), the both sides of the second reel (9) inner chamber be provided with from
Moving gear (18), and two driven gears (18) are connected by bearing block and the second reel (9), the driving gear
(15) it is connected by the chain (6) that its outside is arranged and driven gear (18), two driven gears (18) are close to each other
Side is installed with roller (21), and is installed with the second drive link (20), the roller between two rollers (21)
(21) outer surface is wound with connecting rope (19), and one end of the connecting rope (19), which upwardly extends and fixed with contiguous block (35), to be connected
Connect, the both sides of bottom plate (1) lower surface are installed with sleeve (14), and the sleeve (14) is internally provided with roller
(29)。
2. one kind teaching Multifunctional demonstrator according to claim 1, it is characterised in that：The bottom plate (1) it is upper
Surface offers funnelform collecting tank (13), and the bottom of the bottom plate (1) is installed with recycling box (11), the collecting tank
(13) groove (12) opened up by its bottom connects with recycling box (11).
3. one kind teaching Multifunctional demonstrator according to claim 2, it is characterised in that：In the recycling box (11)
Air-introduced machine (22) is installed with the left of chamber, screen pack (23) is provided with the right side of the air-introduced machine (22).
4. one kind teaching Multifunctional demonstrator according to claim 1, it is characterised in that：First Graphic Panel
(10) both sides of outer surface are installed with slide plate (25), and brush board (24), two cunnings are provided between two slide plates (25)
Offer the second chute (26) on the inwall of plate (25), second chute (26) by its internal second sliding block set with
Brush board (24) is slidably connected.
5. one kind teaching Multifunctional demonstrator according to claim 4, it is characterised in that：The brush board (24) is close
The side of first Graphic Panel (10) is installed with bristle, is set on first Graphic Panel (10) and the second Graphic Panel (4)
Structure is identical.
6. one kind teaching Multifunctional demonstrator according to claim 1, it is characterised in that：Sleeve (14) inner chamber
Both sides be provided with connecting plate (30), the roller (29) is be hinged with connecting plate (30) by the rotating shaft that its both ends is set.
7. one kind teaching Multifunctional demonstrator according to claim 6, it is characterised in that：Sleeve (14) inwall
Both sides offer the 3rd chute (31), the 3rd chute (31) passes through its internal the 3rd sliding block and connecting plate set
(30) it is slidably connected.
8. one kind teaching Multifunctional demonstrator according to claim 7, it is characterised in that：The connecting plate (30)
Top is installed with connecting rod (32), and the top of two connecting rods (32) is installed with fix bar (28).
9. one kind teaching Multifunctional demonstrator according to claim 8, it is characterised in that：On the fix bar (28)
Gag lever post (27) is installed with the middle part of surface, the outer sheath of the gag lever post (27) is provided with spring (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711030612.5A CN107742444A (en) | 2017-10-27 | 2017-10-27 | A kind of teaching Multifunctional demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711030612.5A CN107742444A (en) | 2017-10-27 | 2017-10-27 | A kind of teaching Multifunctional demonstrator |
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| Publication Number | Publication Date |
|---|---|
| CN107742444A true CN107742444A (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711030612.5A Withdrawn CN107742444A (en) | 2017-10-27 | 2017-10-27 | A kind of teaching Multifunctional demonstrator |
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| CN108172070A (en) * | 2018-03-05 | 2018-06-15 | 深圳市晟弘企业管理有限公司 | A kind of teaching double plate teaching aids easy to control |
| CN108790515A (en) * | 2018-06-21 | 2018-11-13 | 蔡回炯 | A kind of blackboard of middle school teaching |
| CN109035909A (en) * | 2018-08-01 | 2018-12-18 | 赖子丹 | A kind of informationization classroom |
| CN109658780A (en) * | 2019-02-16 | 2019-04-19 | 李佳琰 | Imitate the displaying device of the Chinese of spool |
| CN110464172A (en) * | 2019-09-23 | 2019-11-19 | 河南省博思创伟电子科技有限公司 | A kind of exhibitions service displaying device |
| CN111554131A (en) * | 2020-05-07 | 2020-08-18 | 杨刚华 | Demonstration courseware for enhancing understanding ability of students to language abstract concepts |
| CN111552145A (en) * | 2020-06-09 | 2020-08-18 | 浙江集鱼科技有限公司 | Smart home device based on image processing |
| CN112220304A (en) * | 2020-11-06 | 2021-01-15 | 浙江伟伦建材科技有限公司 | Rotary display device for selling building waterproof coiled material products and use method thereof |
| CN112590430A (en) * | 2020-12-29 | 2021-04-02 | 西昌学院 | Culture fusion teaching is with intelligent sports teaching display device |
| CN112634671A (en) * | 2020-12-25 | 2021-04-09 | 重庆工程职业技术学院 | Education multimedia teaching device |
| CN112848762A (en) * | 2021-01-04 | 2021-05-28 | 桂林师范高等专科学校 | Mathematical function teaching aid |
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2017
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Application publication date: 20180227 |