CN204055038U - A kind of multi-functional chalk clamp of not touching with one's hand - Google Patents
A kind of multi-functional chalk clamp of not touching with one's hand Download PDFInfo
- Publication number
- CN204055038U CN204055038U CN201420438372.8U CN201420438372U CN204055038U CN 204055038 U CN204055038 U CN 204055038U CN 201420438372 U CN201420438372 U CN 201420438372U CN 204055038 U CN204055038 U CN 204055038U
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- CN
- China
- Prior art keywords
- pen clip
- chalk
- main body
- hand
- laser lamp
- 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 provides a kind of multi-functional chalk clamp of not touching with one's hand, it comprises chalk, pen clip main body, nut, spring, door, laser lamp, laser lamp shift knob and battery blocking slot, the front end of pen clip main body is circular cone tubular, pen clip body front end circular cone tubular is provided with 4 strip gabs, and pen clip body front end circular cone cylindrical outside surfaces is provided with external screw thread, internal thread in nut and external screw thread are connected, laser lamp is arranged on the rear end of pen clip main body, spring to be arranged on door and for compressing chalk, pen clip main body inner wall to be provided with projection.The utility model not by means of only the projection arranged in nut and pen clip main body inner wall, can tightly, firm chalk clamp be held in this and multi-functionally do not touch with one's hand in chalk clamp, produce fracture to prevent from rocking respectively; But also be provided with laser lamp, facilitate teacher carry out interactive on class and carry out the use such as long-range instruction or prompting to content on blackboard.
Description
Technical field
The utility model discloses a kind of chalk clamp, belong to teaching appliance technical field, more specifically a kind of multi-functional chalk clamp of not touching with one's hand.
Background technology
The production and sales of chalk are with a long history, and use large in number and widely distributed, are the required articles for use that teaching is implemented in classroom especially for teacher.At present, remain in school and adopt the instrument such as blackboard and chalk to impart knowledge to students, realizing electronic curtainization is that minority big city can realize after all, so chalk remains main flow now, but teacher is when using chalk, the no matter use of white or pastel, direct pollution is caused to user in capital, especially for the classroom teacher that writing on the blackboard amount is large, not only pollute self, and very large pollution is caused to surrounding environment, full hand can be made to be all chalk powder, and clamp chalk and obtain that several finger, it is a kind of injury, along with dropping of chalk powder, the hand of chalk powder of full hand of standing likely can encounter clothes, thus clothes of making dirty, this rubbing twists with the fingers powder a large amount of on finger, both unhygienic, again recessive harm is caused to the health of Long-Time Service person, in addition, chalk is more crisp, easily fractures, and waste is large, so wearing the clothes to chalk is the way of a very simple possible.
Although there is various chalk clamp at present, but current chalk clamp only adopts spring and pen clip cylinder to arrange, the chalk of this set can not well be fixed in pen clip inside, use when writing, often there is vibration in chalk, chalk is easily caused to fracture, and the font write out is rough, in addition, this chalk clamp function singleness, teacher effectively can not be facilitated interactive with student in teaching process, the details pointing out that blackboard is imparted knowledge to students and the emphasis in student's moment can not be given fully.
The utility model is for the series of technical existed in prior art, the utility model has supplied a kind of multi-functional chalk clamp of not touching with one's hand, and its structure is simple, have the advantages such as functional diversities but also have that cost is low, easy to use, the good a series of advantage of practicality.
Summary of the invention
For the problems referred to above, the utility model provides a kind of multi-functional chalk clamp of not touching with one's hand, it comprises chalk, pen clip main body, nut, spring, door, laser lamp, laser lamp shift knob and battery blocking slot, it is characterized in that, the front end of described pen clip main body is circular cone tubular, rear end is cylindrical tube shape, described pen clip body front end circular cone tubular is provided with 4 strip gabs, and described pen clip body front end circular cone cylindrical outside surfaces is provided with external screw thread, internal thread in described nut and described external screw thread are connected, described laser lamp is arranged on the rear end of described pen clip main body, described door is arranged on the side near battery blocking slot, described laser lamp shift knob is arranged on the face of cylinder of described pen clip body rear, described spring to be arranged on described door and for compressing described chalk, described pen clip main body inner wall is provided with projection.
Conveniently this multi-functional chalk clamp of not touching with one's hand is placed or hung, described door is also provided with folder cap, hook or hanging ring.
Further, in order to prevent the dust of chalk from entering in laser lamp, cause pollution or the damage of laser lamp, this multi-functional chalk clamp of not touching with one's hand also comprises end cap, described end cap for covering at described laser lamp, being pressed on described laser lamp of described end cap elastic shrinkage
Further, as preferably, for the ease of using, the comfort that raising user writes, the cylindrical tube of described pen clip body rear end is provided with assurance portion on the surface.
Further, as preferably, to improve the convenience of writing use further, described assurance portion is provided with anti-slip veins.
In addition, with preferably form, power is evenly pressed on described chalk to make spring, with more firm, solid fixing described chalk, this multi-functional chalk clamp of not touching with one's hand also comprises clamping piece, described clamping piece is arranged on described spring, and described clamping piece directly contacts with described chalk.
Meanwhile, in order to prevent chalk from occurring rocking or sliding in pen clip body interior, the projection in described pen clip main body inner wall is strip bulge, and protruding quantity is 4, and described projection is evenly distributed on described pen clip main body inner wall circumferentially.
The beneficial effects of the utility model:
1, the utility model not only has the function of clamping chalk, is also provided with laser lamp, facilitates teacher carry out interactive on class and carry out the use such as long-range instruction or prompting to content on blackboard;
2, simultaneously, the multi-functional chalk clamp of not touching with one's hand that the utility model provides, by arranging the projection in nut and pen clip main body inner wall, can tightly, firm chalk clamp be held in this and multi-functionally do not touch with one's hand in chalk clamp;
3, this use new structure is simple, rationally, practicality is stronger, effectively can solve chalk and be easy to fracture, and in writing process, powder ink is easily stained with the problem of teacher's finger, and writes very comfortable, significantly can strengthen the texture that teacher writes.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of multi-functional chalk clamp of not touching with one's hand of the present utility model;
Fig. 2 is this end cover structure schematic diagram of the present utility model;
In figure: 1, chalk, 2, pen clip main body, 3, nut, 4, spring, 5, door, 6, laser lamp, 7, laser lamp shift knob, 8, battery blocking slot, 9, strip gab, 10, assurance portion, 11, end cap.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
As shown in Figure 1-2, the utility model provides a kind of multi-functional chalk clamp of not touching with one's hand, it comprises chalk 1, pen clip main body 2, nut 3, spring 4, door 5, laser lamp 6, laser lamp shift knob 7 and battery blocking slot 8, the front end of pen clip main body 2 is circular cone tubular, rear end is cylindrical tube shape, pen clip main body 2 front end circular cone tubular is provided with 4 strip gabs 9, and pen clip main body 2 front end circular cone cylindrical outside surfaces is provided with external screw thread, internal thread in nut 3 and external screw thread are connected, laser lamp 6 is arranged on the rear end of pen clip main body 2, door 5 is arranged on the side near battery blocking slot 8, laser lamp shift knob 7 is arranged on the face of cylinder of pen clip main body 2 rear end, spring 4 to be arranged on door 5 and for compressing chalk 1, pen clip main body 2 inwall is provided with projection.
Conveniently this multi-functional chalk clamp of not touching with one's hand is placed or hung, door 5 is also provided with folder cap, hook or hanging ring (not shown).
In the present embodiment, in order to prevent the dust of chalk from entering in laser lamp 6, cause pollution or the damage of laser lamp 6, this multi-functional chalk clamp of not touching with one's hand also comprises end cap 11, end cap 11 for covering at laser lamp 6, being pressed on laser lamp 6 of end cap 11 elastic shrinkage.
In addition, for the ease of using, improve the comfort that user writes, the cylindrical tube of pen clip body 2 rear end is provided with assurance portion 10 on the surface.
In order to improve the convenience of writing use further, increasing frictional force when holding, assurance portion 10 being provided with anti-slip veins (not shown).
In addition, in order to make spring 4 evenly be pressed on chalk 1 by power, with more firm, solid fixing chalk 1 with preferably form, this multi-functional chalk clamp of not touching with one's hand also comprises clamping piece, clamping piece is arranged on spring 4, and clamping piece directly contacts with chalk 1, and this clamping piece is cylindrical sheet.
Meanwhile, in order to prevent chalk 1 from occurring rocking or sliding in pen clip main body 2 inside, the projection on pen clip main body 2 inwall is strip bulge, and protruding quantity is 4, and projection is evenly distributed on pen clip main body 2 inwall circumferentially.
Claims (7)
1. a multi-functional chalk clamp of not touching with one's hand, it comprises chalk, pen clip main body, nut, spring, door, laser lamp, laser lamp shift knob and battery blocking slot, it is characterized in that, the front end of described pen clip main body is circular cone tubular, rear end is cylindrical tube shape, described pen clip body front end circular cone tubular is provided with 4 strip gabs, and described pen clip body front end circular cone cylindrical outside surfaces is provided with external screw thread, internal thread in described nut and described external screw thread are connected, described laser lamp is arranged on the rear end of described pen clip main body, described door is arranged on the side near battery blocking slot, described laser lamp shift knob is arranged on the face of cylinder of described pen clip body rear, described spring to be arranged on described door and for compressing described chalk, described pen clip main body inner wall is provided with projection.
2. the multi-functional chalk clamp of not touching with one's hand of one according to claim 1, is characterized in that, described door is also provided with folder cap, hook or hanging ring.
3. the multi-functional chalk clamp of not touching with one's hand of one according to claim 1, is characterized in that, also comprise end cap, described end cap for covering at described laser lamp, being pressed on described laser lamp of described end cap elastic shrinkage
4. the multi-functional chalk clamp of not touching with one's hand of one according to claim 1, is characterized in that, the cylindrical tube of described pen clip body rear end is provided with assurance portion on the surface.
5. the multi-functional chalk clamp of not touching with one's hand of one according to claim 4, is characterized in that, described assurance portion is provided with anti-slip veins.
6. the multi-functional chalk clamp of not touching with one's hand of one according to claim 1, it is characterized in that, also comprise clamping piece, described clamping piece is arranged on described spring, and described clamping piece directly contacts with described chalk.
7. the multi-functional chalk clamp of not touching with one's hand of the one according to any one of claim 1-6, it is characterized in that, projection in described pen clip main body inner wall is strip bulge, and protruding quantity is 4, and described projection is evenly distributed on described pen clip main body inner wall circumferentially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420438372.8U CN204055038U (en) | 2014-08-05 | 2014-08-05 | A kind of multi-functional chalk clamp of not touching with one's hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420438372.8U CN204055038U (en) | 2014-08-05 | 2014-08-05 | A kind of multi-functional chalk clamp of not touching with one's hand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204055038U true CN204055038U (en) | 2014-12-31 |
Family
ID=52196613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420438372.8U Expired - Fee Related CN204055038U (en) | 2014-08-05 | 2014-08-05 | A kind of multi-functional chalk clamp of not touching with one's hand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204055038U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816564A (en) * | 2015-05-04 | 2015-08-05 | 王新阳 | Pen-holder clamp and use method thereof |
| CN106313948A (en) * | 2016-09-13 | 2017-01-11 | 南宁市远才教育咨询有限公司 | Chalk cover with laser lamp |
| CN106808842A (en) * | 2015-12-02 | 2017-06-09 | 王昱 | Point protector |
-
2014
- 2014-08-05 CN CN201420438372.8U patent/CN204055038U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816564A (en) * | 2015-05-04 | 2015-08-05 | 王新阳 | Pen-holder clamp and use method thereof |
| CN106808842A (en) * | 2015-12-02 | 2017-06-09 | 王昱 | Point protector |
| CN106313948A (en) * | 2016-09-13 | 2017-01-11 | 南宁市远才教育咨询有限公司 | Chalk cover with laser lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150805 |
|
| EXPY | Termination of patent right or utility model |