CN203567408U - Fan-shaped chalk clamp - Google Patents
Fan-shaped chalk clamp Download PDFInfo
- Publication number
- CN203567408U CN203567408U CN201320659408.0U CN201320659408U CN203567408U CN 203567408 U CN203567408 U CN 203567408U CN 201320659408 U CN201320659408 U CN 201320659408U CN 203567408 U CN203567408 U CN 203567408U
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- China
- Prior art keywords
- chalk
- fan
- shaped
- chalk clamp
- plates
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- Expired - Fee Related
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Abstract
The utility model discloses a fan-shaped chalk clamp, and belongs to the technical field of auxiliary teaching appliances. According to the technical scheme, the fan-shaped chalk clamp comprises a fan-shaped body and chalk clamp bodies and is characterized in that the fan-shaped body comprises two fan-shaped plates, two grid plates and two curved plates, the central angle of each fan-shaped plate is ninety degrees, and the two grid plates and the two curved plates are arranged between the two fan-shaped plates; the five chalk clamp bodies are arranged in the fan-shaped body, the chalk clamp bodies are hollow cylinders with openings in the head ends, sliding grooves I are formed in the front sides of the chalk clamp bodies, sliding grooves II are formed in the positions, corresponding to the sliding grooves I, of the fan-shaped plates, push buttons are arranged in the sliding grooves II, and the push buttons are connected with push rods in the chalk clamp bodies. The fan-shaped chalk clamp is simple in structure and reasonable in design, prevents the skin on the hand of a teacher from making contact with chalk directly, and reduces harm brought by dust to the body of the teacher; chalk in different colors is inserted into the different chalk clamp bodies, so that the chalk can be used in a switched mode conveniently, time and effort are saved, and the classroom teaching efficiency is improved.
Description
Technical field
The utility model relates to teaching appurtenance technical field, relates in particular to a kind of fan-shaped chalk folder.
Background technology
Chalk is a kind of teaching aid of writing on blackboard that teacher commonly uses, and it is to be made with land plaster doping binding agent, leaves the dust marking come Display of Chinese characters, letter or diagram by friction on blackboard.Because dust has stronger adsorption capacity, hand and chalk Long contact time, usually make the full hand to be all dust, slightly do not note, will be bonded on clothes, not only bad for teacher's physical and mental health, and cleans also pretty troublesome.In addition, in order to strengthen student memory and outstanding focal points, teacher often can use the chalk of different colours, but relatively wastes time when changing chalk, and a hand takes many chalks inconvenient again, has had a strong impact on classroom teaching efficiency.
Utility model content
The purpose of this utility model is the deficiency existing for prior art, and a kind of fan-shaped chalk folder of avoiding hand directly to contact with chalk and can inserting different colours chalk is simultaneously provided.
The purpose of this utility model is achieved through the following technical solutions: a kind of fan-shaped chalk folder, comprise segment and chalk folder, described segment comprises two fanning strips, two screens and two arcs, the central angle of described fanning strip is 90 °, between two fanning strips, be provided with two screens and two arcs, described segment front is provided with time display and fragrance box, and the segment back side is provided with temperature indicator; In described segment, be provided with five chalk folders, in chalk folder, be plugged with chalk, the hollow circular cylinder of end opening headed by described chalk folder, chalk folder front is provided with chute I, described segment is provided with chute II on the position corresponding with chute I, in chute II, be provided with push button, push button is connected with the push rod in chalk folder.
The beneficial effects of the utility model are: the utility model is simple in structure, reasonable in design, easy to use, avoided teacher's hand skin directly to contact with chalk, reduced the harm of dust to teacher's health, in different chalk folders, insert the chalk of different colours, be convenient to switch and use, time saving and energy saving, improved classroom teaching efficiency.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model specific embodiment;
Fig. 2 is the rearview of the utility model specific embodiment;
Fig. 3 is the structural representation of the utility model specific embodiment chalk folder;
Wherein, 1-segment; 2-chalk folder; 3-fanning strip; 4-screen; 5-arc; 6-time display; 7-fragrance box; 8-temperature indicator; 9-chalk; 10-chute I; 11-chute II; 12-push button; 13-push rod.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
By accompanying drawing, can find out, the fan-shaped chalk folder of one of this programme, comprise segment 1 and chalk folder 2, described segment 1 comprises two fanning strips 3, two screens 4 and two arcs 5, the central angle of described fanning strip 3 is 90 °, between two fanning strips 3, be provided with two screens 4 and two arcs 5, described segment 1 front is provided with time display 6 and fragrance box 7, and segment 1 back side is provided with temperature indicator 8; In described segment 1, be provided with five chalk folders 2, in chalk folder 2, be plugged with chalk 9, the hollow circular cylinder of end opening headed by described chalk folder 2, chalk presss from both sides 2 fronts and is provided with chute I10, described segment 1 is provided with chute II11 on the position corresponding with chute I10, in chute II11, be provided with push button 12, push button 12 is connected with the push rod 13 in chalk folder 2.
The utility model is simple in structure, reasonable in design, easy to use, has avoided teacher's hand skin directly to contact with chalk, has reduced the harm of dust to teacher's health, different chalks presss from both sides the chalk of 2 interior insertion different colours, be convenient to switch and use, time saving and energy saving, improved classroom teaching efficiency.
Disclosed is above only a preferred embodiment of the present utility model; but be not limited to the utility model; all within spirit of the present utility model and principle; the modification done, polish, be equal to replacement etc.; within all should being included in protection domain of the present utility model; in addition, the utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (1)
1. a fan-shaped chalk folder, comprise segment (1) and chalk folder (2), it is characterized in that: described segment (1) comprises two fanning strips (3), two screens (4) and two arcs (5), the central angle of described fanning strip (3) is 90 °, between two fanning strips (3), be provided with two screens (4) and two arcs (5), described segment (1) front is provided with time display (6) and fragrance box (7), segment (1) back side is provided with temperature indicator (8), in described segment (1), be provided with five chalk folders (2), in chalk folder (2), be plugged with chalk (9), the hollow circular cylinder of end opening headed by described chalk folder (2), chalk folder (2) front is provided with chute I (10), described segment (1) is provided with chute II (11) on the position corresponding with chute I (10), in chute II (11), be provided with push button (12), push button (12) is connected with the push rod (13) in chalk folder (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320659408.0U CN203567408U (en) | 2013-10-25 | 2013-10-25 | Fan-shaped chalk clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320659408.0U CN203567408U (en) | 2013-10-25 | 2013-10-25 | Fan-shaped chalk clamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203567408U true CN203567408U (en) | 2014-04-30 |
Family
ID=50535160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320659408.0U Expired - Fee Related CN203567408U (en) | 2013-10-25 | 2013-10-25 | Fan-shaped chalk clamp |
Country Status (1)
Country | Link |
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CN (1) | CN203567408U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105411146A (en) * | 2015-11-27 | 2016-03-23 | 沈晶晶 | Multifunctional chalk support |
CN105852373A (en) * | 2016-04-22 | 2016-08-17 | 宁波韩盛工艺品有限公司 | Pen box |
CN109833097A (en) * | 2017-11-24 | 2019-06-04 | 姜娟 | Scalpel case |
-
2013
- 2013-10-25 CN CN201320659408.0U patent/CN203567408U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105411146A (en) * | 2015-11-27 | 2016-03-23 | 沈晶晶 | Multifunctional chalk support |
CN107198324A (en) * | 2015-11-27 | 2017-09-26 | 沈晶晶 | A kind of chalk bearing |
CN107198324B (en) * | 2015-11-27 | 2019-04-19 | 沈晶晶 | A kind of chalk support |
CN105852373A (en) * | 2016-04-22 | 2016-08-17 | 宁波韩盛工艺品有限公司 | Pen box |
CN105852373B (en) * | 2016-04-22 | 2017-11-10 | 宁波韩盛工艺品有限公司 | Pencil box |
CN109833097A (en) * | 2017-11-24 | 2019-06-04 | 姜娟 | Scalpel case |
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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: 20140430 Termination date: 20141025 |
|
EXPY | Termination of patent right or utility model |