CN202293925U - Staff scribing device - Google Patents
Staff scribing device Download PDFInfo
- Publication number
- CN202293925U CN202293925U CN2011204272543U CN201120427254U CN202293925U CN 202293925 U CN202293925 U CN 202293925U CN 2011204272543 U CN2011204272543 U CN 2011204272543U CN 201120427254 U CN201120427254 U CN 201120427254U CN 202293925 U CN202293925 U CN 202293925U
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- CN
- China
- Prior art keywords
- chalk
- staff
- utility
- model
- casing
- 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
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- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The utility model relates to the technical field of education, in particular to a staff scribing device, which comprises a chalk casing and a handle and is characterized in that the upper part of the chalk casing is provided with threads, the chalk casing can be rotated to control the length of a chalk. The staff scribing device disclosed by the utility model has a simple structure and is easy to carry. When the device is used, the chalk is put into the chalk casing to quickly draw five-line lattices on a blackboard, the lines are standard, so music teachers are liberated from repeated and dull scribing, time is saved, and simultaneously the structure of the threaded type chalk casing can save the dosage of chalks and avoid extravagance and waste.
Description
Technical field
The utility model relates to the teaching aid technical field, especially relates to a kind of staff chalker.
Background technology
At present, in the music teaching process, frequent need draw staff so that give student explain on blackboard; But the teacher will constantly draw staff on blackboard, and class line will have been spent a lot of times, time-consuming consumption power; It is inhomogeneous to rule; The waste chalk, and teacher's holding time of ruling is long, and the student is absent-minded easily.
The utility model content
The purpose of the utility model provides a kind of staff chalker, solves and on blackboard, draws the technical problem that staff speed is slow, line is lack of standardization, waste chalk.
The utility model for the technical scheme that solves above-mentioned technological difficulties and adopt is: a kind of staff chalker, and it comprises chalk sleeve pipe and handle, it is characterized in that the top of chalk sleeve pipe is provided with screw thread, the chalk sleeve pipe can rotate, the length of control chalk.During use, the teacher only needs one holding handle in hand, lets chalk contact blackboard, and level slides and can easily mark uniform staff, because the chalk sleeve pipe adopts the screw-type structure, can regulate the length degree of chalk as required, and chalk avoids waste.
Because the utility model efficiently solves slow, the technological difficulties lack of standardization, the waste chalk of ruling of line speed that existing media device exists; Can make the music teacher from again and again, free the dry line; Save time; Avoid the scratching process middle school student long and absent-minded because of the line time, and easy to operate, practice thrift the chalk resource.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure, 1 handle, 2 chalk sleeve pipes, 3 screw threads.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is carried out detailed description.
Like Fig. 1, a kind of staff chalker of the utility model, it comprises chalk sleeve pipe 2 and handle 1, it is characterized in that the top of chalk sleeve pipe 2 is provided with screw thread 3, chalk sleeve pipe 2 can rotate, the length of control chalk.
Claims (1)
1. a staff chalker comprises chalk sleeve pipe (2) and handle (1), it is characterized in that the top of chalk sleeve pipe (2) is provided with screw thread (3), and chalk sleeve pipe (2) can rotate, the length of control chalk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204272543U CN202293925U (en) | 2011-11-02 | 2011-11-02 | Staff scribing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204272543U CN202293925U (en) | 2011-11-02 | 2011-11-02 | Staff scribing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293925U true CN202293925U (en) | 2012-07-04 |
Family
ID=46362890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204272543U Expired - Fee Related CN202293925U (en) | 2011-11-02 | 2011-11-02 | Staff scribing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202293925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711300A (en) * | 2016-01-22 | 2016-06-29 | 孙硕 | English scriber |
-
2011
- 2011-11-02 CN CN2011204272543U patent/CN202293925U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711300A (en) * | 2016-01-22 | 2016-06-29 | 孙硕 | English scriber |
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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: 20120704 Termination date: 20121102 |