CN201456805U - Blackboard eraser with chalk installing case - Google Patents
Blackboard eraser with chalk installing case Download PDFInfo
- Publication number
- CN201456805U CN201456805U CN200920082040XU CN200920082040U CN201456805U CN 201456805 U CN201456805 U CN 201456805U CN 200920082040X U CN200920082040X U CN 200920082040XU CN 200920082040 U CN200920082040 U CN 200920082040U CN 201456805 U CN201456805 U CN 201456805U
- Authority
- CN
- China
- Prior art keywords
- chalk
- blackboard eraser
- lattice
- shell body
- described housing
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard eraser with a chalk installing case, which comprises a shell body (1) and snag (2), wherein the shell body (1) is a rectangle structure, the snag (2) is located on the bottom surface of the rectangle, the length of the shell body (1) is larger than or is equal to the length of a chalk, the inner of the shell body (1) is a cavity, any lateral side of the top surface of the shell body (1) is connected with the side wall of the corresponding shell body (1) through a rotation shaft, the top surface can be opened through rotating around the rotation shaft, a chalk installing case (3) is arranged inside the shell body (1), and the chalk installing case (3) is parallel to the length direction of the shell body (1). The blackboard eraser not only reasonably utilizes resources, but also is convenient for users to use.
Description
Technical field
The utility model relates to a kind of educational aid, specifically is meant a kind of blackboard eraser that chalk is settled lattice that has.
Background technology
Generally, employed blackboard eraser all is directly to establish snag on common wooden or metal shell to be made in the school.Teacher uses chalk if desired after having wiped blackboard, also need to turn round from the dais or chalk is taken in other place again, thereby has brought inconvenience for teacher's use; In addition, owing to wooden or metal shell are entity, also caused the waste of resource.
The utility model content
Technical problem to be solved in the utility model provides a kind of blackboard eraser that chalk is settled lattice that has, and it has not only saved resource, and economical and practical, has brought bigger convenience to the user.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: have the blackboard eraser that chalk is settled lattice, form by housing and snag, described housing is a rectangular structure, described snag is positioned on the bottom surface of cuboid, in order to make chalk can be placed within the housing, the length of described housing is more than or equal to chalk length, and described enclosure interior is a cavity.
For case top can be opened, adopt rotating shaft to be connected between any one side of described housing end face and its corresponding shell sidewall, described end face can center on the rotating shaft Unscrew.
User's chalk when using blackboard eraser is not damaged for convenience, adopts draw-in groove to flexibly connect between side that described housing end face is parallel with rotating shaft and the housing sidewall, and promptly the top can be closed more firm pass.
For convenience the user uses, and friction damage not between the chalk, is provided with chalk in the inside of described housing and settles lattice, and described chalk settles lattice parallel with the length of described housing; It is more than one or one that described chalk is settled the quantity of lattice.
To sum up, the beneficial effects of the utility model are: chalk holder and blackboard eraser are combined together, make rational use of resources, and convenient for users.
Description of drawings
Fig. 1 is a perspective structure schematic diagram of the present utility model.
Structural representation when Fig. 2 opens for the utility model top.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
As shown in Figure 1, this has the blackboard eraser that chalk is settled lattice, is made up of housing 1 and snag 2, described housing 1 is a rectangular structure, described snag 2 is positioned on the bottom surface of cuboid, and the length of described housing 1 is more than or equal to chalk length, and described housing 1 inside is cavity; As shown in Figure 2, adopt rotating shaft to be connected between any one side of described housing 1 end face and its corresponding shell 1 sidewall, described end face can center on the rotating shaft Unscrew; Adopt draw-in groove to flexibly connect between side that described housing 1 end face is parallel with rotating shaft and housing 1 sidewall; Be provided with chalk in the inside of described housing 1 and settle lattice 3, described chalk settles lattice 3 parallel with the length of described housing 1; It is more than one or one that described chalk is settled the quantity of lattice 3.
The user uses chalk if desired when using this blackboard eraser with chalk arrangement lattice, can directly housing 1 top be opened, and takes out chalk and can use; The top can be closed after the taking-up, it is a common blackboard eraser, and the user is easy to use fast.
As mentioned above, just can realize the utility model preferably.
Claims (5)
1. have chalk and settle the blackboard eraser of lattice, form by housing (1) and snag (2), described housing (1) is a rectangular structure, described snag (2) is positioned on the bottom surface of cuboid, it is characterized in that, the length of described housing (1) is more than or equal to chalk length, and described housing (1) inside is cavity.
2. according to claim 1 have a blackboard eraser that chalk is settled lattice, it is characterized in that, the employing rotating shaft is connected between any one side of described housing (1) end face and its corresponding shell (1) sidewall, and described end face can center on the rotating shaft Unscrew.
3. the blackboard eraser with chalk arrangement lattice according to claim 1 and 2 is characterized in that, adopts draw-in groove to flexibly connect between side that described housing (1) end face is parallel with rotating shaft and housing (1) sidewall.
4. the blackboard eraser with chalk arrangement lattice according to claim 1 is characterized in that, is provided with chalk in the inside of described housing (1) and settles lattice (3), and described chalk settles lattice (3) parallel with the length of described housing (1).
5. the blackboard eraser with chalk arrangement lattice according to claim 4 is characterized in that it is more than one or one that described chalk is settled the quantity of lattice (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920082040XU CN201456805U (en) | 2009-06-26 | 2009-06-26 | Blackboard eraser with chalk installing case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920082040XU CN201456805U (en) | 2009-06-26 | 2009-06-26 | Blackboard eraser with chalk installing case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201456805U true CN201456805U (en) | 2010-05-12 |
Family
ID=42384159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920082040XU Expired - Fee Related CN201456805U (en) | 2009-06-26 | 2009-06-26 | Blackboard eraser with chalk installing case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201456805U (en) |
-
2009
- 2009-06-26 CN CN200920082040XU patent/CN201456805U/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: 20100512 Termination date: 20100626 |