CN204451729U - The oval drawing board of a kind of teaching - Google Patents
The oval drawing board of a kind of teaching Download PDFInfo
- Publication number
- CN204451729U CN204451729U CN201520138255.4U CN201520138255U CN204451729U CN 204451729 U CN204451729 U CN 204451729U CN 201520138255 U CN201520138255 U CN 201520138255U CN 204451729 U CN204451729 U CN 204451729U
- Authority
- CN
- China
- Prior art keywords
- magnet
- working plate
- drawing board
- shelf
- handle
- 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
- 238000013507 mapping Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses the oval drawing board of a kind of teaching, comprise working plate, graduation mark, first magnet, second magnet, draw and restrict, shelf, groove and handle, the edge surrounding of working plate is provided with graduation mark, first magnet is located at the side of the second magnet, second magnet is located at the opposite side of the first magnet, first magnet and the second magnet are located on the central axis of working plate, shelf is located at the side of working plate, shelf is provided with groove, handle is located at the side of shelf, this oval drawing board of imparting knowledge to students, working plate surrounding is provided with scale, be convenient to the measurement of size, convenient, complete Plot Work fast, save the mapping time, the use of handle, be convenient to quick Mobile drawing board, drawing board can be adsorbed on blackboard by the ferrimagnet of working plate, reduce the labour intensity of teacher.
Description
Technical field
The utility model relates to instructional technology field, is specially the oval drawing board of a kind of teaching.
Background technology
Math teacher needs to draw various figure so that aided education on blackboard in teaching process, existing a lot of teaching accessory can assist teacher on blackboard, draw various figure, as set square, ruler, compasses etc. can assist picture triangle, form and circle, but oval at present also do not have suitable aid.
Utility model content
The purpose of this utility model is to provide a kind of teaching oval drawing board, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: the oval drawing board of a kind of teaching, comprise working plate, graduation mark, first magnet, second magnet, draw and restrict, shelf, groove and handle, the edge surrounding of described working plate is provided with graduation mark, working plate is ferrimagnet, described first magnet and the second magnet are all located on working plate, described first magnet is located at the side of the second magnet, described second magnet is located at the opposite side of the first magnet, described first magnet and the second magnet are located on the central axis of working plate, described shelf is located at the side of working plate, described shelf is provided with groove, groove is used for holding chalk, described handle is located at the side of shelf, handle can Mobile drawing board easily.
Preferably, described first magnet and the second magnet are by the integrative-structure of restricting and being connected of drawing.
Preferably, described handle is loop configuration.
Compared with prior art, the beneficial effects of the utility model are: this oval drawing board of imparting knowledge to students, working plate surrounding is provided with scale, be convenient to the measurement of size, easily and fast complete Plot Work, save the mapping time, the use of handle, be convenient to quick Mobile drawing board, drawing board can be adsorbed on blackboard by the ferrimagnet of working plate, reduces the labour intensity of teacher.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
In figure: 1 working plate, 2 graduation marks, 3 first magnet, 4 second magnet, 5 picture ropes, 6 shelfs, 7 grooves and 8 handles.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model provides a kind of technical scheme: the oval drawing board of a kind of teaching, comprise working plate 1, graduation mark 2, first magnet 3, second magnet 4, picture rope 5, shelf 6, groove 7 and handle 8, the edge surrounding of working plate 1 is provided with graduation mark 2, working plate 1 is ferrimagnet, first magnet 3 and the second magnet 4 are all located on working plate 1, first magnet 3 is located at the side of the second magnet 4, second magnet 3 is located at the opposite side of the first magnet 4, described first magnet and the second magnet are located on the central axis of working plate, picture rope 5 is located between the first magnet 3 and the second magnet 4, the integrative-structure that first magnet 3 is connected by picture rope 5 with the second magnet 4, shelf 6 is located at the side of working plate 1, shelf 6 is provided with groove 7, groove 7 is for holding chalk, handle 8 is located at the side of shelf 6, handle 8 is loop configuration, handle 8 can Mobile drawing board easily.
Operation principle: drawing board is kept flat on blackboard, working plate 1 can be adsorbed on blackboard for ferrimagnet, alleviates the labour intensity of teacher, according to mapping needs, adjust the first magnet 3 and the second position of magnet 4 on working plate 1, and the length of adjustment picture rope 5, with satisfied mapping needs.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.
Claims (3)
1. the oval drawing board of teaching, it is characterized in that, comprise working plate (1), graduation mark (2), the first magnet (3), the second magnet (4), draw rope (5), shelf (6), groove (7) and handle (8);
Wherein, the edge surrounding of described working plate (1) is provided with graduation mark, described first magnet (3) is located at the side on working plate (1) surface, described second magnet (4) is located at opposite side corresponding to the first magnet (3), described first magnet (3) and the second magnet (4) are all located on the central axis of working plate, described shelf (6) is located at the side of working plate (1), described shelf (6) is provided with groove (7), and described handle is located at the side of shelf (6).
2. the oval drawing board of one teaching according to claim 1, is characterized in that: the integrative-structure that described first magnet (3) is connected by rope (5) of drawing with the second magnet (4).
3. the oval drawing board of one teaching according to claim 1, is characterized in that: described handle (8) is loop configuration.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520138255.4U CN204451729U (en) | 2015-03-11 | 2015-03-11 | The oval drawing board of a kind of teaching |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520138255.4U CN204451729U (en) | 2015-03-11 | 2015-03-11 | The oval drawing board of a kind of teaching |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204451729U true CN204451729U (en) | 2015-07-08 |
Family
ID=53658666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520138255.4U Expired - Fee Related CN204451729U (en) | 2015-03-11 | 2015-03-11 | The oval drawing board of a kind of teaching |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204451729U (en) |
-
2015
- 2015-03-11 CN CN201520138255.4U patent/CN204451729U/en not_active Expired - Fee Related
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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: 20150708 Termination date: 20160311 |
|
CF01 | Termination of patent right due to non-payment of annual fee |