CN206134002U - Multifunction teaching pointer - Google Patents
Multifunction teaching pointer Download PDFInfo
- Publication number
- CN206134002U CN206134002U CN201620977897.8U CN201620977897U CN206134002U CN 206134002 U CN206134002 U CN 206134002U CN 201620977897 U CN201620977897 U CN 201620977897U CN 206134002 U CN206134002 U CN 206134002U
- Authority
- CN
- China
- Prior art keywords
- mentioned
- groove
- expansion link
- barred body
- telescopic link
- 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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Abstract
The utility model discloses a multifunction teaching pointer, including the barred body, the telescopic link, above -mentioned telescopic link assembly can be slided in above -mentioned barred body in above -mentioned barred body, above -mentioned telescopic link surface is provided with rectangular draw -in groove along the axial, be provided with slide caliper rule in the above -mentioned rectangular draw -in groove, the both ends of above -mentioned slide caliper rule bottom are provided with replys spring fixed connection to the above -mentioned telescopic link in, above -mentioned telescopic link is provided with the round position circle, above -mentioned position circle is provided with the breach, when rotatory above -mentioned position circle makes breach and rectangular draw -in groove corresponding, the breach forms complete rectangular draw -in groove with rectangular draw -in groove, otherwise the draw -in groove has the fracture. The beneficial effects of the utility model reside in that, possess the function of slide caliper rule mapping, improve the quality of teaching.
Description
Technical field
This utility model is related to a kind of teaching rod, especially Multifunction teaching pointer.
Background technology
Teacher is commonly used to impart knowledge to students rod to carry out guide Students ' Learning to the content on blackboard in teaching process, and counts
Learn, Physical Education Teacher does not singly need teaching of use rod, more often need to be mapped on blackboard using slide calliper rule and imparted knowledge to students, if will
The function of slide calliper rule is incorporated in teaching rod, is allowed for teacher and is avoided frequently exchange educational aid, improves the teaching effect on church
Rate.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Multifunction teaching pointer, the function of possessing slide calliper rule mapping,
Improve the quality of teaching.
This utility model is achieved through the following technical solutions.
A kind of Multifunction teaching pointer, including barred body, expansion link, above-mentioned expansion link is assemblied in above-mentioned barred body and can be upper
State in barred body and slide, above-mentioned expansion link surface is axially disposed long clamp bar slot, and in above-mentioned long clamp bar slot slide calliper rule are provided with, above-mentioned
The two ends of slide calliper rule bottom are provided with returning spring and are fixedly attached in above-mentioned expansion link, and above-mentioned expansion link is provided with a delineation position
Circle, above-mentioned centring ring arranges jagged, when rotating above-mentioned centring ring and causing breach corresponding with long clamp bar slot, breach and strip card
Groove forms complete long clamp bar slot, and otherwise draw-in groove has fracture.
The beneficial effects of the utility model：
Long clamp bar slot is set, slide calliper rule are inserted in expansion link, when needing to use slide calliper rule, rotational positioning circle so that card
Chi ejects expansion link and uses by returning spring, when not requiring the use of by slide calliper rule playback again rotational positioning circle so that slide calliper rule are hidden in stretches
In contracting bar, overall construction design is ingenious, very easy to use, improves quality of instruction.
Description of the drawings
Fig. 1 faces cross-sectional schematic for Multifunction teaching pointer；
Fig. 2 is the diagrammatic side-view cross-sectional schematic diagram of Multifunction teaching pointer.
Specific embodiment
This utility model is described in further detail below according to drawings and Examples.
Fig. 1 is the cross-sectional schematic of facing of Multifunction teaching pointer, and Fig. 2 is the diagrammatic side-view cross-sectional schematic diagram of Multifunction teaching pointer,
With reference to Fig. 1, Fig. 2, this utility model, Multifunction teaching pointer, including barred body 2, expansion link 1, above-mentioned expansion link 1 is assemblied in above-mentioned rod
Body 2 is interior and can slide in above-mentioned barred body 2, and the surface of above-mentioned expansion link 1 is axially disposed long clamp bar slot 3, above-mentioned strip card
Slide calliper rule 4 are provided with groove 3, the two ends of the bottom of above-mentioned slide calliper rule 4 are provided with returning spring 5 and are fixedly attached in above-mentioned expansion link 1, on
State expansion link 1 and be provided with a circle centring ring 6, above-mentioned centring ring 6 arranges jagged, rotate above-mentioned centring ring and cause breach and strip
When draw-in groove 3 is corresponding, breach forms complete long clamp bar slot with long clamp bar slot 3, and otherwise draw-in groove has fracture.
This utility model, Multifunction teaching pointer arranges long clamp bar slot, and slide calliper rule are inserted in expansion link, when needing to use
During slide calliper rule, rotational positioning circle so that slide calliper rule eject expansion link and use by returning spring again revolves slide calliper rule playback when not requiring the use of
Turn centring ring so that slide calliper rule are hidden in expansion link, overall construction design is ingenious, very easy to use, improves quality of instruction.
Above-described embodiment only to illustrate technology design of the present utility model and feature, its object is to allow and be familiar with this field skill
The personage of art will appreciate that this utility model content and is carried out, and can not limit protection domain of the present utility model with this.
All equivalence changes made according to this utility model spirit or modification, all should cover in protection domain of the present utility model
It is interior.
Claims (1)
1. a kind of Multifunction teaching pointer, it is characterised in that including barred body, expansion link, the expansion link is assemblied in the barred body
And can slide in the barred body, the expansion link surface is axially disposed setting in long clamp bar slot, the long clamp bar slot
There are slide calliper rule, the two ends of the slide calliper rule bottom are provided with returning spring and are fixedly attached in the expansion link, the expansion link is arranged
There is a circle centring ring, the centring ring arranges jagged, when the rotation centring ring causes breach corresponding with long clamp bar slot, lacks
Mouth forms complete long clamp bar slot with long clamp bar slot, and otherwise draw-in groove has fracture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977897.8U CN206134002U (en) | 2016-08-30 | 2016-08-30 | Multifunction teaching pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977897.8U CN206134002U (en) | 2016-08-30 | 2016-08-30 | Multifunction teaching pointer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206134002U true CN206134002U (en) | 2017-04-26 |
Family
ID=58565458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620977897.8U Expired - Fee Related CN206134002U (en) | 2016-08-30 | 2016-08-30 | Multifunction teaching pointer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206134002U (en) |
-
2016
- 2016-08-30 CN CN201620977897.8U patent/CN206134002U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20180830 |