CN2210444Y - Teacher's pointer with chalk sleeve - Google Patents
Teacher's pointer with chalk sleeve Download PDFInfo
- Publication number
- CN2210444Y CN2210444Y CN 94219843 CN94219843U CN2210444Y CN 2210444 Y CN2210444 Y CN 2210444Y CN 94219843 CN94219843 CN 94219843 CN 94219843 U CN94219843 U CN 94219843U CN 2210444 Y CN2210444 Y CN 2210444Y
- Authority
- CN
- China
- Prior art keywords
- rod
- chalk
- locking cap
- utility
- teaching
- 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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- Toys (AREA)
Abstract
The utility model relates to a teaching rod with a chalk rod body, which belongs to the teaching and propaganda appliances. The utility model is characterized in that both ends of a hollow rod body 1 are respectively movably connected with a cover cap 2 and a locking cap 3; the inner wall of the rod body 1 is provided with a compressing tongue reed 4; one end of the rod body 1 connected with the locking cap 3 is provided with a plurality of penetrating grooves. The rod can be filled with a plurality of chalks once and teachers can take the teaching rod to write, and therefore, hands can not be polluted and the chalks are not easy to break to reduce waste. The utility model is convenient for the teachers.
Description
The utility model belongs to teaching, propaganda apparatus.
School board teacher will carry at school the time when teaching aid, especially hands such as chalk and religion bar take chalk to write and bring pollution easily for teacher's hand.Carrying of chalk and religion bar is also inconvenient.Chalk frangibility when writing causes the bitter brain of teacher.
But the purpose of this utility model is to establish the religion bar of a kind of splendid attire chalk of generation, reduces and pollutes and waste, makes things convenient for the teacher.
The utility model is in movable respectively binding of the two ends of a hollow rod body block and locking cap to be arranged, the end that the body of rod and locking cap link has several saturating grooves, be equipped with one at the inwall of the body of rod and compress tongue, but the body of rod and block and locking cap threaded connection also can be inserted binding.
The utility model 6-7 root chalk of once can packing into, enough class use, and the teacher holds the religion bar, can write, and hand does not pollute, and chalk is frangibility not also, has reduced waste.
This practicality is newly born by following drawings and Examples:
Accompanying drawing 1 is an overall schematic.
Accompanying drawing 2 is that A is to synoptic diagram.
The body of rod 1 among the figure, block 2, locking cap 3 is made of plastic, and internal aperture is the same, is preferably about 5mm, and chalk is special isometrical.2 one ends of blocking a shot seal, and the body of rod 1 and locking cap 3 are hearts, and 3 of the saturating groove designs of the body of rod 1 one ends are advisable, and chalk is packed in the body of rod 1, screw on block 2, at this moment compress tongue 4 and produce chalk in the tension force compressor arms, and screwing on locking cap 3 can use.When chalk is used up outside the end, unclamp locking cap 3 and allow chalk advance one section, locking can continue to use again.
Claims (2)
1, chalk-holder religion bar belongs to teaching, propaganda apparatus, it is characterized in that: there are block 2 and locking cap 3 movable respectively the binding at the two ends of hollow rod body 1, is equipped with one at the inwall of the body of rod 1 and compresses tongue 4.
2, chalk-holder religion bar according to claim 1, it is characterized in that: the body of rod 1 has several saturating grooves with the end that locking cap 3 links.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94219843 CN2210444Y (en) | 1994-08-30 | 1994-08-30 | Teacher's pointer with chalk sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94219843 CN2210444Y (en) | 1994-08-30 | 1994-08-30 | Teacher's pointer with chalk sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2210444Y true CN2210444Y (en) | 1995-10-18 |
Family
ID=33834589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94219843 Expired - Fee Related CN2210444Y (en) | 1994-08-30 | 1994-08-30 | Teacher's pointer with chalk sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2210444Y (en) |
-
1994
- 1994-08-30 CN CN 94219843 patent/CN2210444Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |