CN201899018U - Chalk box with filtering function - Google Patents
Chalk box with filtering function Download PDFInfo
- Publication number
- CN201899018U CN201899018U CN2010206152005U CN201020615200U CN201899018U CN 201899018 U CN201899018 U CN 201899018U CN 2010206152005 U CN2010206152005 U CN 2010206152005U CN 201020615200 U CN201020615200 U CN 201020615200U CN 201899018 U CN201899018 U CN 201899018U
- Authority
- CN
- China
- Prior art keywords
- chalk
- box body
- blackboard
- ledge
- chalkrail
- 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 chalk box with a filtering function, comprising a box body and a chalkrail, wherein the box body is an oblong box the upper end of which is provided with an opening; the chalkrail is erected in the box body, an opening on the chalkrail is matched with the opening on the box body, and the chalkrail is also provided with pinholes; and a sundries groove is formed in the space between the chalkrail and the box body. The chalk box with the filtering function has the advantages of simple structure, convenience in use and strong practicability, and can easily filter out chalk stumps and chalk powder through the pinholes in the chalkrail, thereby keeping the internal available volume and the cleanness of the chalkrail.
Description
Technical field
The utility model relates to a kind of container, relates in particular to a kind of chalk holder that can filter.
Background technology
On the classroom in the teaching process, the chalk realia that is absolutely necessary, the handy chalk of teacher is write various knowledge and is taught to the student on blackboard.Chalk is mostly made by land plaster, and in writing process, chalk can just can't grip in hand at last more with short more.Sometimes Duan chalk head is placed on not to be willing in the chalk holder and throws away, and causes the interior chalk head of final powder pencil box more and more, and the amount of the chalk that can adorn diminishes gradually.Simultaneously, also have a lot of chalk dusts and can amass in chalk holder, cause the box the inside more and more dirtier, just take piece of chalk to write several words sometimes, proficiency ash that but can be dirty makes the people very uncomfortable.The instrument that does not now also have to remove interior various chalk heads of chalk holder and chalk dust occurs.
The utility model content
Design of the present utility model provides a kind of chalk holder that can filter.
The chalk holder that the utility model can filter, concrete, the described chalk holder that can filter comprises box body, ledge for chalk on blackboard; Described box body is the cuboid box of upper end open; Described ledge for chalk on blackboard is erected in the described box body, and its uncovered and opening box body are complementary, and also have aperture on the described ledge for chalk on blackboard; Space between described ledge for chalk on blackboard and the described box body forms the foreign material groove.
The above-mentioned chalk holder that can filter, wherein, described ledge for chalk on blackboard is the bag shape.
The above-mentioned chalk holder that can filter, wherein, described aperture is more than 2.
The above-mentioned chalk holder that can filter, wherein, the inner surface of described ledge for chalk on blackboard is smooth.
The above-mentioned chalk holder that can filter, wherein, described box body and ledge for chalk on blackboard are made by a kind of material in paper, plastics, metal, the timber.
The above-mentioned chalk holder that can filter, wherein, described box body upper end open place is provided with lid.
The beneficial effects of the utility model are, and are simple in structure, easy to use, practical, by the aperture in the ledge for chalk on blackboard elimination chalk head and chalk dust like a cork, keep available space and cleaning in the ledge for chalk on blackboard.
Description of drawings
The perspective structure schematic diagram of the chalk holder that Fig. 1 can filter for the utility model.
The specific embodiment
With reference to Fig. 1, the specific descriptions of the chalk holder that can filter the utility model are as follows:
Embodiment:
As shown in Figure 1, the chalk holder 1 that the utility model can filter comprises ledge for chalk on blackboard 2, box body 5, and described ledge for chalk on blackboard 2 is provided with some apertures 4, and the space that ledge for chalk on blackboard 2 and box body are 5 forms foreign material groove 3.Uncovered and the inner opening for empty cuboid box body 5 of the ledge for chalk on blackboard 2 of bag shape is complementary, and the chalk holder 1 that ledge for chalk on blackboard 2 can freely filter from meeting takes off; Ledge for chalk on blackboard 2 inner surfaces are smooth, and are provided with a plurality of apertures 4 that can admit the chalk head that accounts for chalk 1/5 size.Chalk head and chalk dust crash in the foreign material groove 3 by aperture 4, have kept the cleaning of ledge for chalk on blackboard 2.When foreign material groove 3 is filled, can take off ledge for chalk on blackboard 2, chalk head and chalk dust in the foreign material groove are outwelled.
More than the specific embodiment of the present utility model is described in detail, but it is as example, the utility model is not restricted to the specific embodiment described above.To those skilled in the art, any equivalent modifications that this practicality is carried out and substituting also all among category of the present utility model.Therefore, not breaking away from impartial conversion and the modification of being done under the spirit and scope of the present utility model, all should be encompassed in the scope of the present utility model.
Claims (6)
1. the chalk holder that can filter is characterized in that, the described chalk holder that can filter comprises box body, ledge for chalk on blackboard; Described box body is the cuboid box of upper end open; Described ledge for chalk on blackboard is erected in the described box body, and its uncovered and opening box body are complementary, and also have aperture on the described ledge for chalk on blackboard; Space between described ledge for chalk on blackboard and the described box body forms the foreign material groove.
2. the chalk holder that can filter according to claim 1 is characterized in that, described ledge for chalk on blackboard is the bag shape.
3. the chalk holder that can filter according to claim 1 is characterized in that the inner surface of described ledge for chalk on blackboard is smooth.
4. the chalk holder that can filter according to claim 1 is characterized in that described aperture is more than 2.
5. the chalk holder that can filter according to claim 1 is characterized in that described box body and ledge for chalk on blackboard are made by a kind of material in paper, plastics, metal, the timber.
6. the chalk holder that can filter according to claim 1 is characterized in that described box body upper end open place is provided with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206152005U CN201899018U (en) | 2010-11-19 | 2010-11-19 | Chalk box with filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206152005U CN201899018U (en) | 2010-11-19 | 2010-11-19 | Chalk box with filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899018U true CN201899018U (en) | 2011-07-20 |
Family
ID=44269618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206152005U Expired - Fee Related CN201899018U (en) | 2010-11-19 | 2010-11-19 | Chalk box with filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201899018U (en) |
-
2010
- 2010-11-19 CN CN2010206152005U patent/CN201899018U/en not_active Expired - Fee Related
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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: 20110720 Termination date: 20111119 |