CN203773831U - Compound classification teaching auxiliary tool - Google Patents
Compound classification teaching auxiliary tool Download PDFInfo
- Publication number
- CN203773831U CN203773831U CN201420120611.5U CN201420120611U CN203773831U CN 203773831 U CN203773831 U CN 203773831U CN 201420120611 U CN201420120611 U CN 201420120611U CN 203773831 U CN203773831 U CN 203773831U
- Authority
- CN
- China
- Prior art keywords
- annular ring
- engaged wheel
- pointer
- annular
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a compound classification teaching auxiliary tool, comprising a disk and a pointer assembly. An upper cover is provided with a first annular ring, a second annular ring, and a third annular ring in sequence. The diameter of the first annular ring is smaller than the diameter of the second annular ring. The diameter of the second annular ring is smaller than the diameter of the third annular ring. A compound type indication area is formed between the first annular ring and the second annular ring. An element, acid radical, or hydroxyl indication area is disposed between the second annular ring and the third annular ring. Using the compound classification teaching auxiliary tool, a learner can visually understand and memorize compound classification through operating and observing the compound classification teaching auxiliary tool.
Description
Technical field
The utility model relates to the field of teaching aid, and especially a kind of compound classification teaching tool can help learner to understand and remember compound classification.
Background technology
In current chemistry teaching, compound classification teaching all adopts word and form.But this instructional mode is simple and clear not, be unfavorable for that learner understands and remember compound classification.
Summary of the invention
The technical problems to be solved in the utility model is: in order to overcome the problem of above-mentioned middle existence, provide a kind of compound classification teaching tool, its project organization is reasonable and can help learner to understand and remember compound classification.
The utility model solves the technical scheme that its technical matters adopts: a kind of compound classification teaching tool, comprise by thering is the chassis of internal cavity structure and disk and the indicating hand component that upper cover forms, on described, cover and be provided with successively the first annular ring and the second annular ring and the 3rd annular ring, the diameter of the first annular ring is less than the diameter of the second annular ring, the diameter of the second annular ring is less than the diameter of the 3rd annular ring, between the first annular ring and the second annular ring, form type of compounds mark region, forming element between the second annular ring and the 3rd annular ring, acid group or hydroxyl indicate region, in described chassis, be provided with main drive gear, the first engaged wheel, the second engaged wheel, the 3rd engaged wheel and drive motor and wireless controller, indicating hand component comprises the first pointer that is used to indicate type of compounds mark region, be used to indicate the second pointer of type of compounds mark region and be used to indicate element, acid group or hydroxyl indicate the 3rd pointer in region, the first engaged wheel is connected with the first pointer, the second engaged wheel is connected with the second pointer, the 3rd engaged wheel is connected with the 3rd pointer, main drive gear respectively with the first engaged wheel, the second engaged wheel, the 3rd engaged wheel is meshed, drive motor is connected with main drive gear, drive motor is connected with wireless controller.
The madial wall suitable for reading on described chassis is provided with annular inner ring, annular inner ring upper surface is provided with spring salient point, chassis madial wall is provided with at least one pair of positioning convex point, positioning convex point be located at annular inner ring top and and annular inner ring between there is spacing, on the outer ring of upper cover, offer the bayonet socket corresponding with positioning convex point, upper cover is rotated and locates by spring salient point snap in the positioning convex point of annular inner ring by bayonet socket after.
The beneficial effects of the utility model are: described a kind of compound classification teaching tool, adopt the aid of this kind of design, and learner can understand and remember compound classification intuitively by operating and observe this compound classification teaching tool.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the one-piece construction schematic diagram of a kind of compound classification teaching tool described in the utility model;
Fig. 2 is the inner structure schematic diagram on chassis in Fig. 1.
Accompanying drawing acceptance of the bid note is described below: 1-1, chassis, 1-11, annular inner ring, 1-12, spring salient point, 1-13, positioning convex point, 1-2, upper cover, 2-1, the first pointer, 2-2, the second pointer, 2-3, the 3rd pointer, the 3, first annular ring, 4, the second annular ring, the 5, the 3rd annular ring, 6, main drive gear, 7, the first engaged wheel, the 8, second engaged wheel, the 9, the 3rd engaged wheel, 10, drive motor, 11, wireless controller.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
A kind of compound classification teaching tool as shown in Figure 1, comprise by by thering is the chassis 1-1 of internal cavity structure and disk and the indicating hand component that upper cover 1-2 forms, on upper cover 1-2, be provided with successively the first annular ring 3 and the second annular ring 4 and the 3rd annular ring 5, the diameter of the first annular ring 3 is less than the diameter of the second annular ring 4, the diameter of the second annular ring 4 is less than the diameter of the 3rd annular ring 5, between the first annular ring 3 and the second annular ring 4, form type of compounds mark region, forming element between the second annular ring 4 and the 3rd annular ring 5, acid group or hydroxyl indicate region, in the 1-1 of chassis, be provided with main drive gear 6, the first engaged wheel 7, the second engaged wheel 8, the 3rd engaged wheel 9 and drive motor 10 and wireless controller 11, indicating hand component comprises the first pointer 2-1 that is used to indicate type of compounds mark region, be used to indicate the second pointer 2-2 of type of compounds mark region and be used to indicate element, acid group or hydroxyl indicate the 3rd pointer 2-3 in region, the first engaged wheel 7 is connected with the first pointer 2-1, the second engaged wheel 8 is connected with the second pointer 2-2, the 3rd engaged wheel 9 is connected with the 3rd pointer 2-3, main drive gear 6 respectively with the first engaged wheel 7, the second engaged wheel 8, the 3rd engaged wheel 9 is meshed, drive motor 10 is connected with main drive gear 6, drive motor 10 is connected with wireless controller 11.
A kind of compound classification teaching tool as shown in Figure 2, the madial wall suitable for reading of chassis 1-1 is provided with annular inner ring 1-11, annular inner ring 1-11 upper surface is provided with spring salient point 1-12, chassis 1-1 madial wall is provided with at least one pair of positioning convex point 1-13, positioning convex point 1-13 be located at annular inner ring 1-11 top and and annular inner ring 1-11 between there is spacing, on the outer ring of upper cover 1-2, offer the bayonet socket corresponding with positioning convex point 1-13, upper cover 1-2 is rotated and locates by spring salient point 1-12 snap in the positioning convex point 1-13 of annular inner ring 1-11 by bayonet socket after.
A kind of compound classification teaching tool of the present utility model, when using this aid, can control drive motor 10 by wireless controller 11, drive motor 10 drives main drive gear 6, main drive gear 6 is controlled respectively the first engaged wheel 7, the second engaged wheel 8, the 3rd engaged wheel 9, the first engaged wheel 7, the second engaged wheel 8, the 3rd engaged wheel 9 is controlled respectively the first pointer 2-1, the second pointer 2-2, the 3rd pointer 2-3, make the first pointer 2-1, the second pointer 2-2 carries out indication compound type code region, make the 3rd pointer 2-3 carry out indicator element, acid group or hydroxyl indicate region, thereby realized compound classification teaching.
The above-mentioned foundation desirable embodiment of the present utility model of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (2)
1. a compound classification teaching tool, it is characterized in that: comprise the disk and the indicating hand component that by the chassis with internal cavity structure (1-1) and upper cover (1-2), are formed, on described upper cover (1-2), be provided with successively the first annular ring (3) and the second annular ring (4) and the 3rd annular ring (5), the diameter of the first annular ring (3) is less than the diameter of the second annular ring (4), the diameter of the second annular ring (4) is less than the diameter of the 3rd annular ring (5), between the first annular ring (3) and the second annular ring (4), form type of compounds mark region, forming element between the second annular ring (4) and the 3rd annular ring (5), acid group or hydroxyl indicate region, in described chassis (1-1), be provided with main drive gear (6), the first engaged wheel (7), the second engaged wheel (8), the 3rd engaged wheel (9) and drive motor (10) and wireless controller (11), indicating hand component comprises the first pointer (2-1) that is used to indicate type of compounds mark region, be used to indicate second pointer (2-2) of type of compounds mark region and be used to indicate element, acid group or hydroxyl indicate the 3rd pointer (2-3) in region, the first engaged wheel (7) is connected with the first pointer (2-1), the second engaged wheel (8) is connected with the second pointer (2-2), the 3rd engaged wheel (9) is connected with the 3rd pointer (2-3), main drive gear (6) respectively with the first engaged wheel (7), the second engaged wheel (8), the 3rd engaged wheel (9) is meshed, drive motor (10) is connected with main drive gear (6), drive motor (10) is connected with wireless controller (11).
2. a kind of compound classification teaching tool according to claim 1, it is characterized in that: the madial wall suitable for reading of described chassis (1-1) is provided with annular inner ring (1-11), annular inner ring (1-11) upper surface is provided with spring salient point (1-12), chassis (1-1) madial wall is provided with at least one pair of positioning convex point (1-13), positioning convex point (1-13) be located at annular inner ring (1-11) top and and annular inner ring (1-11) between there is spacing, on the outer ring of upper cover (1-2), offer the bayonet socket corresponding with positioning convex point (1-13), upper cover (1-2) snaps in by bayonet socket and is rotated after the positioning convex point (1-13) of annular inner ring (1-11) and passes through spring salient point (1-12) location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420120611.5U CN203773831U (en) | 2014-03-17 | 2014-03-17 | Compound classification teaching auxiliary tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420120611.5U CN203773831U (en) | 2014-03-17 | 2014-03-17 | Compound classification teaching auxiliary tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203773831U true CN203773831U (en) | 2014-08-13 |
Family
ID=51290991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420120611.5U Expired - Fee Related CN203773831U (en) | 2014-03-17 | 2014-03-17 | Compound classification teaching auxiliary tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203773831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361785A (en) * | 2014-11-10 | 2015-02-18 | 朱明明 | Legal relation classification displaying tool |
| CN110491190A (en) * | 2019-07-19 | 2019-11-22 | 淮阴工学院 | A kind of Course Education auxiliary device |
-
2014
- 2014-03-17 CN CN201420120611.5U patent/CN203773831U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361785A (en) * | 2014-11-10 | 2015-02-18 | 朱明明 | Legal relation classification displaying tool |
| CN110491190A (en) * | 2019-07-19 | 2019-11-22 | 淮阴工学院 | A kind of Course Education auxiliary device |
| CN110491190B (en) * | 2019-07-19 | 2021-05-25 | 淮阴工学院 | Course education auxiliary device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203773831U (en) | Compound classification teaching auxiliary tool | |
| CN204674216U (en) | A kind of novel pair of ring date stamp | |
| CN203278469U (en) | Motor cover with temperature display | |
| CN203395153U (en) | Gear chamber cover | |
| CN209417982U (en) | Simple hand-operated formula chinese disply box | |
| CN202511850U (en) | Tubular oil level gauge | |
| CN204007845U (en) | Comprehensive heat radiating type electronic scale display casing | |
| CN204289552U (en) | The battery fixture of tyre pressure sensor module | |
| CN203495851U (en) | Assembling tool for sealing ring | |
| CN202413150U (en) | Multi-functional triangular rule | |
| CN205947530U (en) | Box walker | |
| CN201405634Y (en) | Ellipsograph | |
| CN204440746U (en) | The contact jacking gear of Braille point word display | |
| CN203532945U (en) | Non-rising stem valve opening instruction device | |
| CN203870843U (en) | Music teaching auxiliary device | |
| CN210803999U (en) | Hollow gear box structure and watch | |
| CN201980958U (en) | Multifunctional bottle opener | |
| CN104691175A (en) | Square correction fluid | |
| CN204654131U (en) | With the outdoor kettle of compass | |
| CN203118500U (en) | Automobile instrument indicating needle with needle column provided with octagonal shaft hole | |
| CN202612480U (en) | Output linkage mechanism for secondary level cylinder gear speed reducer | |
| CN204235009U (en) | A kind of welding tool setup of lifting tray | |
| CN202181541U (en) | Opening-closing visible device for gate or weir gate | |
| CN202794877U (en) | Positive plate for movement of quartz clock | |
| CN204095536U (en) | Hybrid vehicle three step motor type combination instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20150317 |
|
| EXPY | Termination of patent right or utility model |