CN202904935U - Multifunctional telescopic pointer - Google Patents
Multifunctional telescopic pointer Download PDFInfo
- Publication number
- CN202904935U CN202904935U CN 201220632714 CN201220632714U CN202904935U CN 202904935 U CN202904935 U CN 202904935U CN 201220632714 CN201220632714 CN 201220632714 CN 201220632714 U CN201220632714 U CN 201220632714U CN 202904935 U CN202904935 U CN 202904935U
- Authority
- CN
- China
- Prior art keywords
- rod
- extension rod
- circular hole
- pointer
- held pole
- 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 relates to the teaching appliance field, particularly to a multifunctional telescopic pointer. The multifunctional telescopic pointer of the utility model comprises a handheld rod, a stretching rod, and an extension rod, wherein the handheld rod, the stretching rod, and the extension rod are all made of aluminium alloy material; the left end of the handheld rod is provided with a groove; the left side of the handheld rod is provided with an antiskidding sleeve; the handheld rod is provided with a control switch; the right side of the handheld rod is provided with a circular hole; the handheld rod is internally provided with the stretching rod; the left side of the stretching rod is provided with a projection; the projection is matched with the circular hole in the handheld rod in size; the right side of the stretching rod is provided with a circular hole; the size of the circular hole in the stretching rod is equal to that of the circular hole in the handheld rod; the stretching rod is internally provided with the extension rod; the left side of the extension rod is provided with a projection; the projection is matched with the circular hole in the stretching rod in size; the right end of the extension rod is provided with an infrared lamp; and the infrared lamp is connected with the control switch via a lead. The multifunctional telescopic pointer of the utility model features reasonable and practical structural design, smart and novel conception, and simple and convenient usage. The multifunctional telescopic pointer can be stretched, thereby changing the length of the pointer. In addition, the multifunctional telescopic pointer is easy to carry and is particularly suitable for Chinese-teaching teachers.
Description
Technical field
The utility model relates to the teaching aid field, relates in particular to a kind of multifunction retractable formula teacher's pointer.
Background technology
In teaching process, the teacher often need to use teacher's pointer to assist explanation work, particularly in the explanation process of Chinese lesson, sometimes need some word or the special mark of word are explained, but existing teacher's pointer length is fixed, the inadequate length of possibility when using for eminence, teacher's pointer seems again long when using for lower, and also need the atypical mark of teacher for some special word, such teacher's pointer uses very inconvenient, reduced teacher's work efficiency, and teacher's pointer also takies a large amount of lectern areas when placing, more can't carry.
The utility model content
The utility model is for the prior art above shortcomings, novel a kind of multifunction retractable formula teacher's pointer is provided, teacher's pointer is divided into the telescopic form of three parts, use different length for diverse location, and teacher's pointer be provided with foremost infrared lamp, can be with infra-red light irradiation to arouse attention for the word of the special attention of needs in the explanation process, easy to use.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of multifunction retractable formula teacher's pointer, comprise hand-held pole, extension rod, extension rod, described hand-held pole, extension rod, extension rod is made by aluminium alloy, described hand-held pole left end is provided with groove, described hand-held pole left side is provided with Anti-slip cover, described hand-held pole is provided with gauge tap, described hand-held pole right side is provided with circular hole, be provided with extension rod in the described hand-held pole, described extension rod left side is provided with projection, and the circular hole size adapts on described protruding size and the described hand-held pole, and described extension rod right side is provided with circular hole, the circular hole size is identical with circular hole size on the described hand-held pole on the described extension rod, be provided with extension rod in the described extension rod, described extension rod left side is provided with projection, and the circular hole size adapts on described protruding size and the described extension rod, described extension rod right-hand member is provided with infrared lamp, and described infrared lamp is connected with gauge tap by wire.
Described hand-held pole left end one side is provided with link.
The utility model beneficial effect: reasonable in design is practical, and the novelty that is skillfully constructed is easy to use, and is scalable to change teacher's pointer length, easy to carry, is particularly suitable for Chinese teacher's use.
Description of drawings
Fig. 1 is multifunction retractable formula teacher's pointer structural representation described in the utility model.
Among the figure:
The 1-groove; The 2-Anti-slip cover; The 3-gauge tap; The 4-hand-held pole; The 5-circular hole; The 6-extension rod; The 7-projection; The 8-extension rod; The 9-infrared lamp; The 10-link.
Embodiment
The below is described in further detail the utility model with embodiment with reference to the accompanying drawings:
As shown in Figure 1, a kind of multifunction retractable formula teacher's pointer of the present utility model, comprise hand-held pole 4, extension rod 6, extension rod 8, described hand-held pole 4, extension rod 6, extension rod 8 is made by aluminium alloy, aluminium alloy quality gently is difficult for being corroded, described hand-held pole 4 left ends are provided with groove 1, groove 1 size is slightly larger than the diameter of chalk, can be at groove 1 interior placement chalk to be used for the work of writing on the blackboard, described hand-held pole 4 left ends one side is provided with link 10, and link 10 can be articulated in above the key chain, is convenient to carrying of teacher's pointer, also teacher's pointer can be hung on the wall, be made it not take the space of lectern.Described hand-held pole 4 left sides are provided with Anti-slip cover 2, Anti-slip cover 2 plays anti-skidding effect, described hand-held pole 4 is provided with gauge tap 3, gauge tap 3 is used for the switch of control infrared lamp 9, described hand-held pole 4 right sides are provided with circular hole 5, be provided with extension rod 6 in the described hand-held pole 4, described extension rod 6 left sides are provided with projection 7, circular hole 5 sizes adapt on described protruding 7 sizes and the described hand-held pole 4, protruding 7 just are stuck in the circular hole 5 after extension rod 6 is all pulled out in the hand-held pole 4, with the fixing position of extension rod 6 in hand-held pole 4, described extension rod 6 right sides are provided with circular hole 5, circular hole 5 sizes are identical with circular hole 5 sizes on the described hand-held pole 4 on the described extension rod 6, two circular hole 5 sizes are identical, can play the effect identical with link 10 at circular hole 5 interior threading etc., be provided with extension rod 8 in the described extension rod 6, described extension rod 8 left sides are provided with projection 7, circular hole 5 sizes adapt on described protruding 7 sizes and the described extension rod 6, described extension rod 8 right-hand members are provided with infrared lamp 9, infrared lamp 9 is used for irradiation, and described infrared lamp 9 is connected with gauge tap 3 by wire.
When the teacher uses teacher's pointer to explain, the length of teacher's pointer according to the actual requirements only need to stretch, for the place of special attention explanation simultaneously available infrared lamp 9 shine and get final product, when carrying, extension rod 6, the extension rod 8 of teacher's pointer all stretched in the hand-held pole 4, utilize link 10 to carry and get final product.
Claims (2)
1. multifunction retractable formula teacher's pointer, it is characterized in that: comprise hand-held pole, extension rod, extension rod, described hand-held pole, extension rod, extension rod is made by aluminium alloy, described hand-held pole left end is provided with groove, described hand-held pole left side is provided with Anti-slip cover, described hand-held pole is provided with gauge tap, described hand-held pole right side is provided with circular hole, be provided with extension rod in the described hand-held pole, described extension rod left side is provided with projection, the circular hole size adapts on described protruding size and the described hand-held pole, described extension rod right side is provided with circular hole, the circular hole size is identical with circular hole size on the described hand-held pole on the described extension rod, be provided with extension rod in the described extension rod, described extension rod left side is provided with projection, and the circular hole size adapts on described protruding size and the described extension rod, described extension rod right-hand member is provided with infrared lamp, and described infrared lamp is connected with gauge tap by wire.
2. a kind of multifunction retractable formula teacher's pointer as claimed in claim 1, it is characterized in that: described hand-held pole left end one side is provided with link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220632714 CN202904935U (en) | 2012-11-27 | 2012-11-27 | Multifunctional telescopic pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220632714 CN202904935U (en) | 2012-11-27 | 2012-11-27 | Multifunctional telescopic pointer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202904935U true CN202904935U (en) | 2013-04-24 |
Family
ID=48125574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220632714 Expired - Fee Related CN202904935U (en) | 2012-11-27 | 2012-11-27 | Multifunctional telescopic pointer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202904935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876410A (en) * | 2019-04-15 | 2019-06-14 | 重庆理工大学 | A kind of big bar of portable Tai Ji |
| CN110544413A (en) * | 2019-08-20 | 2019-12-06 | 张欢 | Pointer convenient for teaching |
-
2012
- 2012-11-27 CN CN 201220632714 patent/CN202904935U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876410A (en) * | 2019-04-15 | 2019-06-14 | 重庆理工大学 | A kind of big bar of portable Tai Ji |
| CN110544413A (en) * | 2019-08-20 | 2019-12-06 | 张欢 | Pointer convenient for teaching |
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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: 20130424 Termination date: 20131127 |