CN207149150U - A kind of crank rocker on mechanical teaching aid is clapped hands mechanism - Google Patents
A kind of crank rocker on mechanical teaching aid is clapped hands mechanism Download PDFInfo
- Publication number
- CN207149150U CN207149150U CN201720542424.XU CN201720542424U CN207149150U CN 207149150 U CN207149150 U CN 207149150U CN 201720542424 U CN201720542424 U CN 201720542424U CN 207149150 U CN207149150 U CN 207149150U
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- China
- Prior art keywords
- bar
- driving
- gear
- wheel
- disk
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Abstract
Clapped hands mechanism the utility model discloses the crank rocker on a kind of mechanical teaching aid,Including casing,Driving wheel,Collection wheel,Worm screw,Drive rod,Disk,Driving gear,Driven gear,Model hand,Described casing side is provided with driving wheel and taken turns with collection,Driving wheel is provided with driving lever,Some allocating slots are provided with collection wheel,Collection wheel is connected with the worm screw in casing,And worm screw engages with the worm gear on drive rod,Drive rod side is connected by gear train with disk,Disk border is connected with bar one,Bar one,Bar two,Bar three joins end to end successively with bar four,Bar two is that integral type fixes design with bar three,And the tie point of bar two and bar three is fixed on gear train,Bar four connects driving gear,Driving gear engages with driven gear,Symmetrical expression is clapped hands push rod provided with L-shaped on driving gear and driven gear,Two L-shaped push rod end of clapping hands is provided with model hand.Advantage：Structure is simple to manufacture conveniently, and cost is low, intuitively embodies machine driving effect, improves Students ' Learning efficiency and interest.
Description
Technical field
It the utility model is related to the field of realia, the crank rocker on particularly a kind of mechanical teaching aid is clapped hands mechanism.
Background technology
Teaching aid is the article used in classroom, can more intuitively reflect lectured content, makes student more convenient
Quickly understand the knowledge oneself learned, intuitively show, but the knowledge point of actual learning is very more, causes to open up
The thing shown is extremely limited, it is impossible to by the displaying of the idea entirely accurate of teacher, and is simply driven what is be unable to reach
Teaching efficiency, and student's always material during study, are carried so we need one kind intuitively to embody principle
High student understands efficiency, and and can enough improves the teaching aid structure of students ' interest of study.
Utility model content
To solve the above problems, the purpose of this utility model be to provide a kind of structure be simple to manufacture conveniently, cost it is low, directly perceived
Embodiment machine driving effect, the crank rocker that improves Students ' Learning efficiency, improve on the mechanical teaching aid of students ' interest of study claps
Mobile phone structure.
To achieve the above object, the technical solution of the utility model：
A kind of crank rocker on mechanical teaching aid is clapped hands mechanism, including casing, driving wheel, collection wheel, worm screw, drive rod, circle
Disk, driving gear, driven gear, L-shaped are clapped hands push rod, model hand, and described casing side is provided with driving wheel and taken turns with collection, driving wheel
Driving lever is provided with, some allocating slots are provided with collection wheel, collection wheel is connected with the worm screw in casing, and worm screw nibbles with the worm gear on drive rod
Close, drive rod side is connected by gear train with disk, and disk border is connected with bar one, and bar one, bar two, bar three and bar four are successively
Join end to end, bar two is that integral type fixes design with bar three, and the tie point of bar two and bar three is fixed on gear train, and bar four connects
Driving gear is connect, driving gear is engaged with driven gear, and driving gear is clapped hands provided with L-shaped with equal symmetrical expression on driven gear and pushed away
Bar, and L-shaped push rod of clapping hands is placed in limited block, two L-shaped push rod end of clapping hands are provided with model hand.
Preferably, the type of drive of described driving wheel can be motor driving or hand lever driven by shaking.
Preferably, the gear train between described drive rod connection disk by the different gear engagement of some diameters and
Into.
Connect preferably, the connection between connection, bar three and bar four between described bar one and bar two is rotary type
Connect
Advantage：Structure is simple to manufacture conveniently, and cost is low, intuitively embodies machine driving effect, improves Students ' Learning efficiency
With interest.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model driving gear and driven gear.
Embodiment
As shown in Figure 1, 2, the crank rocker on a kind of mechanical teaching aid is clapped hands mechanism, including casing 1, driving wheel 2, collection wheel 4,
Worm screw 6, drive rod 8, disk 10, driving gear 15, driven gear 16, L-shaped are clapped hands push rod 18, model hand 19, described casing 1
Side is provided with driving wheel 2 and takes turns 4 with collection, and driving wheel 2 is provided with driving lever 3, collects and some allocating slots 5 are provided with wheel 4, in collection wheel 4 and casing 1
Worm screw 6 be connected, and worm screw 6 is engaged with the worm gear 7 on drive rod 8, and the side of drive rod 8 is connected by gear train 9 with disk 10,
The edge of disk 10 is connected with bar 1, and bar 1, bar 2 12, bar 3 13 and bar 4 14 join end to end successively, bar 2 12 and bar three
13 be that integral type fixes design, and the tie point of bar 2 12 and bar 3 13 is fixed on gear train 9, and bar 4 14 connects driving gear
15, driving gear 15 is engaged with driven gear 16, and symmetrical expression is clapped hands push rod provided with L-shaped on driving gear 15 and driven gear 16
18, and L-shaped push rod 18 of clapping hands is placed in limited block 17, the two L-shaped end of push rod 18 of clapping hands is provided with model hand 19.Described active
The type of drive of wheel 2 can be motor driving or hand lever driven by shaking.Described drive rod 8 connects the gear train 9 between disk 10
Formed by the different gear engagement of some diameters.Connection, bar 3 13 between described bar 1 and bar 2 12 and bar 4 14 it
Between connection be rotary type connection.
Driving wheel 2 of the present utility model rotates, and so as to drive driving lever 3 to rotate, the driving lever 3 of rotation enters allocating slot 5, so as to dial
Bar 3 drives allocating slot 5 to be removed after rotating certain distance, rotates the driving lever 3 after a circle and is again introduced into next allocating slot 5, so that band again
Dynamic collection wheel 4 is rotated so that student is learnt to the mechanisms of Ji Lun 4, and the drive worm screw 6 of collection wheel 4 causes worm gear 7 to rotate so that student
Learn the transmission of worm-and-wheel gear, drive rod 8 drives the rotation of the driving disk 10 of gear train 9 so that student understands gear and passed
Dynamic, the driven rod 1 of disk 10 promotes the intermittent rotary of driving gear 15, while drives the intermittent rotary of driven gear 16, by two
L-shaped push rod 18 of clapping hands is slided in the limited block 17, so as to drive two model hands 19 to perform action of clapping hands, in raising student interests
The demonstration of linkage is carried out simultaneously, is improved learning efficiency, and bar 3 13 is by the promotion of driven gear 16, the shifting of driven rod 4 14
Dynamic, student can be by the transmission of bar 1, bar 2 12, bar 3 13 and bar 4 14, can be from the biography of multi-faceted understanding quadric chain
Flowing mode, improve the understandability of student.
It should be understood by those skilled in the art that the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the spirit and scope of the utility model is not departed from,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the scope of the utility model
It is interior.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (4)
- Mechanism, including casing 1. the crank rocker on a kind of mechanical teaching aid is clapped hands（1）, driving wheel（2）, collection wheel（4）, worm screw（6）、 Drive rod（8）, disk（10）, driving gear（15）, driven gear（16）, L-shaped claps hands push rod（18）, model hand（19）, it is special Sign is, described casing（1）Side is provided with driving wheel（2）Taken turns with collection（4）, driving wheel（2）It is provided with driving lever（3）, collection wheel（4） On be provided with some allocating slots（5）, collection wheel（4）With casing（1）Interior worm screw（6）It is connected, and worm screw（6）With drive rod（8）On snail Wheel（7）Engagement, drive rod（8）Side passes through gear train（9）With disk（10）Connect, disk（10）Edge is connected with bar one （11）, bar one（11）, bar two（12）, bar three（13）With bar four（14）Join end to end successively, bar two（12）With bar three（13）For one Body formula fixes design, and bar two（12）With bar three（13）Tie point be fixed on gear train（9）On, bar four（14）Connect driving tooth Wheel（15）, driving gear（15）With driven gear（16）Engagement, driving gear（15）With driven gear（16）Upper equal symmetrical expression is set There is L-shaped to clap hands push rod（18）, and L-shaped is clapped hands push rod（18）It is placed in limited block（17）Interior, two L-shaped are clapped hands push rod（18）Install end There is model hand（19）.
- The mechanism 2. crank rocker on a kind of mechanical teaching aid according to claim 1 is clapped hands, it is characterised in that described master Driving wheel（2）Type of drive can be motor driving or hand lever driven by shaking.
- The mechanism 3. crank rocker on a kind of mechanical teaching aid according to claim 1 is clapped hands, it is characterised in that described drive Lever（8）Connect disk（10）Between gear train（9）Formed by the different gear engagement of some diameters.
- The mechanism 4. crank rocker on a kind of mechanical teaching aid according to claim 1 is clapped hands, it is characterised in that described bar One（11）With bar two（12）Between connection, bar three（13）With bar four（14）Between connection be rotary type connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720542424.XU CN207149150U (en) | 2017-05-17 | 2017-05-17 | A kind of crank rocker on mechanical teaching aid is clapped hands mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720542424.XU CN207149150U (en) | 2017-05-17 | 2017-05-17 | A kind of crank rocker on mechanical teaching aid is clapped hands mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149150U true CN207149150U (en) | 2018-03-27 |
Family
ID=61659335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720542424.XU Expired - Fee Related CN207149150U (en) | 2017-05-17 | 2017-05-17 | A kind of crank rocker on mechanical teaching aid is clapped hands mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637237A (en) * | 2019-01-08 | 2019-04-16 | 陈子瞻 | A kind of instructional device for mathematical thinking training |
-
2017
- 2017-05-17 CN CN201720542424.XU patent/CN207149150U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637237A (en) * | 2019-01-08 | 2019-04-16 | 陈子瞻 | A kind of instructional device for mathematical thinking training |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20180517 |