CN201604422U - Dust-free blackboard - Google Patents
Dust-free blackboard Download PDFInfo
- Publication number
- CN201604422U CN201604422U CN2009202490743U CN200920249074U CN201604422U CN 201604422 U CN201604422 U CN 201604422U CN 2009202490743 U CN2009202490743 U CN 2009202490743U CN 200920249074 U CN200920249074 U CN 200920249074U CN 201604422 U CN201604422 U CN 201604422U
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- Prior art keywords
- blackboard
- dust
- chalk
- magnetic
- utility
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Abstract
The utility model relates to a dust-free blackboard. According to the International Patent Classification (IPC), the dust-free blackboard belongs to the technical field of the sub-group of blackboards, the group of reusable written or drawing boards or small flat boards, the sub-class of writing or graphic auxiliary supplies, the class of office supplies, such as writing or graphic supplies, the sub-section of printing, such as written or drawing instruments and the section of traffic operation. The dust-free blackboard aims to solve the problem of no dust and skidding preventing and is composed of a blackboard frame, a blackboard, a magnet piece, a chalk sleeve, a magnetic chalk and an anti-skidding film. The utility model is characterized in that the entirety of the magnet piece is adhered to the back of the blackboard, and magnetic powder is sintered into the magnetic chalk which is used for writing on the blackboard. The magnetic chalks are inlaid at the inner part of the chalk sleeve, and the outer surface of the chalk sleeve is inserted into the inner part of the anti-skidding film.
Description
(1) technical field:
The utility model relates to dust-free blackboard, divides by International Patent Classification (IPC) (IPC) to belong to operation Department of Transportation, and printing branch is write or drawing appliance; The big class of office appliance is write or drawing article; The assistant product group of writing or draw, big group of reusable plate of writing or drawing or tablet, the little technical group field of blackboard.
(2) background technology:
At present, existing and once had about big group of the reusable plate of writing or drawing or tablet, the technology of blackboard group was all done very fruitful effort to the needs of dust-free blackboard, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China in 2008 by Dang Jinyao, Granted publication number is CN201350765Y, China Patent No. (ZL) is: 200820211317.X number utility model title is the utility model patent of " multi-functional rolling type dust-free blackboard ", the technical scheme that is adopted, big group of the reusable plate of writing or drawing or tablet, blackboard group technical elements be an example very in the invention that is worth, this has solved the technical problem of dust-free blackboard roller effectively.But still have some deficits, it also is difficult to solve dustless; Anti-skidding technical problem.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of dust-free blackboard.Dustless to solve; Anti-skidding technical problem.
The new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is: the utility model dust-free blackboard mainly is made of blackboard frame, blackboard, flat thin magnet, chalk sleeve, magnetic chalk, non-skid film.Its major part blackboard, flat thin magnet, non-skid film are selected for use by market.Its blackboard frame is the strip shape, is material with plastics, through the machined manufacturing.Its chalk sleeve is a drum, is material with plastics, through the machined manufacturing.Its magnetic chalk is a cylindrical shape, with Magnaglo for being material, through the oversintering processing and manufacturing.
In shape, structure and combination thereof, the total essential features of dust-free blackboard of the present utility model and immediate prior art is: the integral body of blackboard is nested in the inside of blackboard frame, is combined into the integrative-structure of blackboard shape, and function has been the effect of blackboard.In shape, structure and combination thereof, the dust-free blackboard of the present utility model technical characterictic different with immediate prior art is: the integral body of flat thin magnet sticks to the back side of blackboard, Magnaglo is through sintering magnetic chalk into, adopt magnetic chalk on blackboard, to write, be combined into formless combining structure, function has been dustless effect.Magnetic chalk is nested in the inside of chalk sleeve, and the outer surface of chalk sleeve inserts the inside of non-skid film, is combined into the combining structure of chalk shape, and function has been anti-skidding effect.So just reached the dustless of dust-free blackboard of the present utility model; Anti-skidding purpose.
The beneficial effect of the dust-free blackboard of utility model is that the utility model is that solution is dustless; The anti-skidding technical scheme that technical problem adopted and existing and once had about big group of the reusable plate of writing or drawing or tablet, the technology of blackboard group has been compared two place's advantage and improvement:
The first, owing to designed the back side that the integral body of flat thin magnet sticks to blackboard in the technical scheme of dust-free blackboard of the present utility model, Magnaglo adopts magnetic chalk to write on blackboard, so the dustless technical problem of easier solution through sintering magnetic chalk into.
The second, owing to design the inside that magnetic chalk is nested in chalk sleeve in the technical scheme of dust-free blackboard of the present utility model, the outer surface of chalk sleeve inserts the inside of non-skid film, so the anti-skidding technical problem of easier solution.
(4) description of drawings:
Accompanying drawing provides the structural representation of the utility model dust-free blackboard:
Fig. 1: the overall structure schematic diagram that is the utility model dust-free blackboard.
Fig. 2: the chalk structural representation that is the utility model dust-free blackboard.
The label declaration at each position in the schematic diagram;
1 blackboard frame, 2 blackboards, 3 flat thin magnets
4 chalk sleeves, 5 magnetic chalks, 6 non-skid films
(5) specific embodiment:
Below in conjunction with accompanying drawing, dustless for realizing solution to dust-free blackboard of the present utility model; The optimal way of the technical scheme that anti-skidding technical problem is taked is described further:
Its static structure: see also accompanying drawing: as shown in the figure, dust-free blackboard of the present utility model mainly is made of blackboard frame 1, blackboard 2, flat thin magnet 3, chalk sleeve 4, magnetic chalk 5, non-skid film 6.Its major part blackboard 2, flat thin magnet 3, non-skid film 6 are selected for use by market.Its blackboard frame 1 is the strip shape, is material with plastics, through the machined manufacturing.Its chalk sleeve 4 is drums, is material with plastics, through the machined manufacturing.Its magnetic chalk 5 is cylindrical shapes, with Magnaglo for being material, through the oversintering processing and manufacturing.
In shape, structure and combination thereof, the total essential features of dust-free blackboard of the present utility model and immediate prior art is: the integral body of blackboard 1 is nested in the inside of blackboard frame 1, is combined into the integrative-structure of blackboard shape, and function has been the effect of blackboard.In shape, structure and combination thereof, the dust-free blackboard of the present utility model technical characterictic different with immediate prior art is: the integral body of flat thin magnet 3 sticks to the back side of blackboard 2, Magnaglo is through sintering magnetic chalk 5 into, adopt magnetic chalk 5 on blackboard, to write, be combined into formless combining structure, function has been dustless effect.Magnetic chalk 5 is nested in the inside of chalk sleeve 4, and the outer surface of chalk sleeve 4 inserts the inside of non-skid film 6, is combined into the combining structure of chalk shape, and function has been anti-skidding effect.
Below by using method, further set forth the dynamic structure relation of the utility model dust-free blackboard: in use, when needs are dustless, according to theory of mechanics, at first the integral body of flat thin magnet 3 sticks to the back side of blackboard 2, Magnaglo adopts magnetic chalk 5 to write on blackboard, thereby finishes dustless task through sintering magnetic chalk 5 into.
In use, when needs were anti-skidding, according to theory of mechanics, at first magnetic chalk 5 was nested in the inside of chalk sleeve 4, and the outer surface of chalk sleeve 4 inserts the inside of non-skid film 6, thereby finishes anti-skidding task.So just realized the dustless of the utility model dust-free blackboard; Anti-skidding technical problem.
Realize that the utility model preferred plan is with plastic material, utilize the basic equipment of common process factory, take to produce by batch in a large number,, so just can realize the practical value and the economic worth of the utility model dust-free blackboard better with the demand of supply educational circles.
Claims (2)
1. dust-free blackboard, it is to be made of blackboard frame (1), blackboard (2), flat thin magnet (3), chalk sleeve (4), magnetic chalk (5), non-skid film (6), the integral body of blackboard (1) is nested in the inside of blackboard frame (1), it is characterized in that: the integral body of flat thin magnet (3) sticks to the back side of blackboard (2), Magnaglo adopts magnetic chalk (5) to write on blackboard through sintering magnetic chalk (5) into.
2. according to the dust-free blackboard described in the claim 1, it is characterized in that: magnetic chalk (5) is nested in the inside of chalk sleeve (4), and the outer surface of chalk sleeve (4) inserts the inside of non-skid film (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202490743U CN201604422U (en) | 2009-12-01 | 2009-12-01 | Dust-free blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202490743U CN201604422U (en) | 2009-12-01 | 2009-12-01 | Dust-free blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201604422U true CN201604422U (en) | 2010-10-13 |
Family
ID=42949132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202490743U Expired - Fee Related CN201604422U (en) | 2009-12-01 | 2009-12-01 | Dust-free blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201604422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799334A (en) * | 2011-05-25 | 2012-11-28 | 孙怀宽 | Novel IoT (Internet of Things) intelligent whiteboard |
| CN106864109A (en) * | 2012-05-18 | 2017-06-20 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
-
2009
- 2009-12-01 CN CN2009202490743U patent/CN201604422U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799334A (en) * | 2011-05-25 | 2012-11-28 | 孙怀宽 | Novel IoT (Internet of Things) intelligent whiteboard |
| CN102799334B (en) * | 2011-05-25 | 2015-01-21 | 孙怀宽 | Novel IoT (Internet of Things) intelligent whiteboard |
| CN106864109A (en) * | 2012-05-18 | 2017-06-20 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
| CN106864107A (en) * | 2012-05-18 | 2017-06-20 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard（Blackboard) instrument |
| CN106864108A (en) * | 2012-05-18 | 2017-06-20 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
| CN107089074A (en) * | 2012-05-18 | 2017-08-25 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
| CN107089076A (en) * | 2012-05-18 | 2017-08-25 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
| CN107089075A (en) * | 2012-05-18 | 2017-08-25 | 马鞍山市金潮橡胶技术研发科技有限公司 | A kind of magnetic dustless environment protecting clipboard (blackboard) instrument |
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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: 20101013 Termination date: 20101201 |