CN202021978U - Bicolor chalk - Google Patents
Bicolor chalk Download PDFInfo
- Publication number
- CN202021978U CN202021978U CN2011201390209U CN201120139020U CN202021978U CN 202021978 U CN202021978 U CN 202021978U CN 2011201390209 U CN2011201390209 U CN 2011201390209U CN 201120139020 U CN201120139020 U CN 201120139020U CN 202021978 U CN202021978 U CN 202021978U
- Authority
- CN
- China
- Prior art keywords
- chalk
- bicolor
- color
- teacher
- writing
- 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
Images
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The utility model relates to a teaching aid, in particular to a bicolor chalk, which is characterized by comprising a combination body formed by connecting big ends of two conical chalks with two different colors. Two circular grooves bringing convenience to fingers to hold a chalk are reserved at the middle section of the bicolor chalk. The bicolor chalk overcomes shortcomings of inconvenience and arduousness in handwriting. When a teacher needs to change a chalk with a different color to write during teaching, the teacher does not need to put down the chalk holding in hand to change another chalk with the different color, and the teacher only needs to hold the other end of the chalk holding in hand. Therefore, the bicolor chalk can not only bring convenience to users, but also guarantee continuity and fastness of writing. In addition, the grooves are reserved at the middle section of the bicolor chalk, thereby enabling the writing to be more labor-saving.
Description
Technical field
The utility model relates to a kind of teaching aid, particularly a kind of Two color chalk.
Background technology
Necessary tool when chalk is teachers ' teaching, the chalk that tradition is used in technique known all is single color, great majority are to use the chalk of white, and the teacher must write by the different chalk of frequent replacing when the professor of classroom, with the emphasis emphasizing to teach as, mark emphasis literal, symbol, data etc., when this situation, can only put down chalk in the hand and change the chalk of another kind of color, therefore existing chalk has brought inconvenience to teaching, the while teacher points with the frictional force of chalk less when writing with chalk word, needs when writing to use bigger strength.The utility model just is based on this background generation.
The utility model content
Utility model purpose: a kind of comfortable Two color chalk of writing is provided.
For achieving the above object, the utility model adopts following technical scheme: Two color chalk, it is characterized in that: comprise the assembly that connects by two cone shape two kinds of different colours chalk stub ends, leave at the interlude of chalk and be convenient to point two circular grooves of writing.
As optimization, described Two color chalk is the combination of any two kinds of different colours chalks.
As optimization, the diameter of the little head end of described Two color chalk is 6-7mm, and the diameter of stub end is 8-9mm.Length is 55-60mm.
As optimization, the size of described groove is suitable with the finger size.
Beneficial effect: the utility model Two color chalk has easy to use, quick, practical characteristics, when the chalk of teacher's palpus replacing different colours when the professor of classroom is write, need not put down chalk in the hand and change the chalk of another kind of color, as long as the chalk in the hand is transferred individual, not only made things convenient for the writer, also guaranteed the continuity and the agility of writing to leave groove, can allow write become more laborsaving at the chalk interlude.This utility model is with low cost, is fit to extensively promote the use of.
Description of drawings
Accompanying drawing is a structural representation of the present utility model
The specific embodiment
A kind of Two color chalk as shown in the figure comprises the assembly 1 that is connected by two cone shape two kinds of different colours chalk stub ends, leaves at the interlude of chalk and is convenient to point two circular grooves 2 of writing.Wherein the Two color chalk color is respectively that the diameter for the white and the little head end of red Two color chalk is 6mm, and the diameter of stub end is 8mm, and length is 55-60mm.This utility model has made things convenient for the writer, is fit to promote the use of.
Claims (4)
1. Two color chalk is characterized in that: comprise the assembly (1) that is connected by two cone shape two kinds of different colours chalk stub ends, leave at the interlude of chalk and be convenient to point two circular grooves (2) of writing.
2. Two color chalk according to claim 1 is characterized in that: described Two color chalk is the combination of any two kinds of different colours chalks.
3. Two color chalk according to claim 1 is characterized in that: the diameter of the little head end of described Two color chalk is 6-7mm, and the diameter of stub end is 8-9mm, and length is 55-60mm.
4. Two color chalk according to claim 1 is characterized in that: shown in groove size suitable with the finger size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201390209U CN202021978U (en) | 2011-05-04 | 2011-05-04 | Bicolor chalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201390209U CN202021978U (en) | 2011-05-04 | 2011-05-04 | Bicolor chalk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202021978U true CN202021978U (en) | 2011-11-02 |
Family
ID=44846943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201390209U Expired - Fee Related CN202021978U (en) | 2011-05-04 | 2011-05-04 | Bicolor chalk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202021978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057313A (en) * | 2012-06-08 | 2013-04-24 | 吴承望 | Double-color chalk and manufacture method |
-
2011
- 2011-05-04 CN CN2011201390209U patent/CN202021978U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057313A (en) * | 2012-06-08 | 2013-04-24 | 吴承望 | Double-color chalk and manufacture method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202021978U (en) | Bicolor chalk | |
| CN201064995Y (en) | Two-color chalk | |
| CN102765280A (en) | Double-color chalk | |
| CN201784310U (en) | Dual-purpose pen | |
| CN201064996Y (en) | Two-color whiteboard pen | |
| CN103182885A (en) | Chalk cover | |
| CN202896006U (en) | Writing brush capable of carrying ink | |
| CN203974308U (en) | Ball pen | |
| CN201808311U (en) | Telescopic pen | |
| CN202753639U (en) | Writing pen with writing vanishing liquid | |
| CN202046049U (en) | Elliptical annular labor saving writing pen | |
| CN202399724U (en) | Double-point pen | |
| CN202357678U (en) | Dual-purpose pen | |
| CN203267542U (en) | Chalk sleeve | |
| CN201863545U (en) | Three-edged fountain pen | |
| CN201736577U (en) | Double-cartridge ball pen | |
| CN202476735U (en) | Writing case | |
| CN209616716U (en) | A kind of wax crayon stationery | |
| CN202641191U (en) | Teaching tablet with placing table and auto-cleaning function | |
| CN203019923U (en) | Chalk cap type blackboard eraser | |
| CN201659787U (en) | Universal pen | |
| CN202219680U (en) | Combined pen | |
| CN202271711U (en) | Bi-color chalk | |
| CN202192900U (en) | Bicolor white board marker | |
| CN208411180U (en) | A kind of ball pen plug-in type nib mounting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20120504 |