CN2709199Y - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN2709199Y CN2709199Y CN 200420059954 CN200420059954U CN2709199Y CN 2709199 Y CN2709199 Y CN 2709199Y CN 200420059954 CN200420059954 CN 200420059954 CN 200420059954 U CN200420059954 U CN 200420059954U CN 2709199 Y CN2709199 Y CN 2709199Y
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- CN
- China
- Prior art keywords
- shell
- chalk
- blackboard eraser
- utility
- model
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- 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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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 210000004209 hair Anatomy 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a new blackboard eraser with the aim to solve the problems of a blackboard eraser with water and without chalks, comprising erasing hairs, a control board, a chalk groove, chalks and a watermeter. The utility model is characterized in that: the top of a water layer adheres to the lower part of a shell; the top angle of the upper part of the shell is directly connected to a whole water injection mouth; the whole chalks are arranged at the inner part of the chalk groove; the outer part of the chalk groove is directly arranged at the center of the upper part of the shell; the whole watermeter is directly arranged at the right side of the upper part of the shell; the whole control board is arranged at the upper end face of the shell. The utility model has easy production.
Description
(1) technical field:
The utility model relates to novel blackboard eraser, divides by International Patent Classification (IPC) (IPC) to belong to operation, Department of Transportation, printing branch, write or drawing appliance, the big class of office appliance is write or drawing article, the assistant product group of writing or draw, the technical field of the cleaning device group of blackboard or slabstone.
(2) background technology:
At present, the technology about the cleaning device group of blackboard or slabstone existing and that once had was all done very fruitful effort to the needs of novel blackboard eraser, also once designed many outstanding technical schemes.As declaring of 23, year of 200 on October Decree of Patent Office of China by University Of Shanxi, Granted publication is that CN2517592Y China Patent No. (ZL) is: ZL ZL01274676.2 number utility model patent title is the utility model patent of " a kind of dust-collecting type blackboard eraser ", the technical scheme that is adopted, technical elements in the cleaning device group of blackboard or slabstone is a routine of great value invention, it has solved good dedusting effect effectively, and the technical problem that can change of blanket sleeve.But still have some deficits, it also is difficult to solve on the blackboard eraser to be with water, does not have the technical problem of chalk on the blackboard eraser.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of novel blackboard eraser can be with water to solve on the blackboard eraser, does not have the technical problem of chalk on the blackboard eraser.
The technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that novel blackboard eraser of the present utility model, mainly is made of water layer, snag, water filling port, hand band, control panel, ledge for chalk on blackboard, chalk, watermeter, shell.
In shape, structure and combination thereof, the total essential features of novel blackboard eraser of the present utility model and immediate prior art is: the root position of snag is pasted the bottom position that is connected shell, the end positions that is connected the hand band is pasted in the upper center position of shell, be combined into the fixed structure of rectangular shape, function has been the effect that erases the board.In shape, structure and combination thereof, the novel blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the apical position of water layer is pasted the lower end position that is connected shell, the upper end corner position of shell directly is connected the integral position of water filling port, be combined into the fixed structure of rectangular shape, function has been the effect of water filling.The integral position of chalk is directly installed on the inner position of ledge for chalk on blackboard, and the outer position of ledge for chalk on blackboard is directly installed on the center upper portion position of shell, is combined into the fixed structure of rectangular shape, and function has been the effect of dress chalk.The integral position of watermeter is directly installed on the upper right position of shell, and the integral position of control panel is installed in the position, upper surface of shell, is combined into the fixed structure of rectangular shape, and function has been the effect of control.So just reached on the blackboard eraser of novel blackboard eraser of the present utility model and can be with water, do not had the purpose of chalk on the blackboard eraser:
The beneficial effect of the novel blackboard eraser of utility model is that the utility model is to solve on the blackboard eraser to be with water, and the technical scheme that technical problem adopted that does not have chalk on the blackboard eraser has been compared three advantages and improvement with existing with the technology about the cleaning device group of blackboard or slabstone that once had:
First, paste the lower end position that is connected shell owing to designed the apical position of water layer in the technical scheme of novel blackboard eraser of the present utility model, the upper end corner position of shell directly is connected the integral position of water filling port, be combined into the fixed structure of rectangular shape, so the technical problem of easier solution water filling.
Second, because the integral position that has designed chalk in the technical scheme of novel blackboard eraser of the present utility model is directly installed on the inner position of ledge for chalk on blackboard, the outer position of ledge for chalk on blackboard is directly installed on the center upper portion position of shell, be combined into the fixed structure of rectangular shape, so the technical problem of easier solution dress chalk.
The 3rd, because the integral position that has designed watermeter in the technical scheme of novel blackboard eraser of the present utility model is directly installed on the upper right position of shell, the integral position of control panel is installed in the position, upper surface of shell, be combined into the fixed structure of rectangular shape, so the technical problem of easier solution control.
(4) description of drawings:
Accompanying drawing provides the structural representation of novel blackboard eraser of the present utility model:
Fig. 1: the bottom surface structural representation that is novel blackboard eraser of the present utility model;
Fig. 2: the top structural representation that is novel blackboard eraser of the present utility model;
Fig. 3: the side structure schematic diagram that is novel blackboard eraser of the present utility model.
The label declaration at each position in the schematic diagram:
1 water layer, 2 snags, 3 water filling ports, 4 hand bands, 5 control panels
6 ledges for chalk on blackboard, 7 chalks, 8 watermeters, 9 shells
(5) specific embodiment:
Below in conjunction with accompanying drawing, can be with water to novel blackboard eraser of the present utility model for realize solving on the blackboard eraser, do not have the optimal way of the technical scheme that the technical problem of chalk takes to be described further on the blackboard eraser:
Its static structure: see also accompanying drawing: as shown in the figure, novel blackboard eraser of the present utility model mainly is made of water layer 1, snag 2, water filling port 3, hand band 4, control panel 5, ledge for chalk on blackboard 6, chalk 7, watermeter 8, shell 9.Its major part snag 2, hand band 4, chalk 7, watermeter 8, shell 9 are selected for use by market.Its water layer 1 is rectangular shaped as frame shape, is material with the sponge, through special processing and manufacturing.Its water filling port 3 is rectangular shapes, is material with plastics, through the pressing mold processing and manufacturing.Its control panel 5 is rectangular shapes, is material with plastics, through the pressing mold processing and manufacturing.Its ledge for chalk on blackboard 6 is rectangular shapes, is material with plastics, through the pressing mold processing and manufacturing.
In shape, structure and combination thereof, the total essential features of novel blackboard eraser of the present utility model and immediate prior art is: the root position of snag 2 is pasted the bottom position that is connected shell 9, the end positions that is connected hand band 4 is pasted in the upper center position of shell 9, be combined into the fixed structure of rectangular shape, function has been the effect that erases the board.In shape, structure and combination thereof, the novel blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the apical position of water layer 1 is pasted the lower end position that is connected shell 9, the upper end corner position of shell 9 directly is connected the integral position of water filling port 3, be combined into the fixed structure of rectangular shape, function has been the effect of water filling.The integral position of chalk 7 is directly installed on the inner position of ledge for chalk on blackboard 6, and the outer position of ledge for chalk on blackboard 6 is directly installed on the center upper portion position of shell 9, is combined into the fixed structure of rectangular shape, and function has been the effect of dress chalk.The integral position of watermeter 8 is directly installed on the upper right position of shell 9, and the integral position of control panel 5 is installed in the position, upper surface of shell 9, is combined into the fixed structure of rectangular shape, and function has been the effect of control.
Below by using method, further set forth the dynamic structure relation of this practical novel blackboard eraser: in use, when the needs water erases the board, according to physical principle, at first open switch, water is flowed out from water layer 1, erase the board then again, thereby finish the task that water erases the board.
In use, when needs are write letter written with chalk,, at first open ledge for chalk on blackboard 6, take out chalk 7 then, write then again, thereby finish the task of writing letter written with chalk according to physical principle.So just realized to be with water on the blackboard eraser of novel blackboard eraser of the present utility model, do not had the technical scheme of the technical problem of chalk on the blackboard eraser.
Realize that preferred plan of the present utility model is is material with plastics, utilize the basic equipment of commodity factory, take small serial production, the demand with supply educational circles so just can realize novel blackboard eraser practical value of the present utility model and economic worth better.
Claims (3)
1. novel blackboard eraser, it is to be made of water layer (1), snag (2), water filling port (3), hand band (4), control panel (5), ledge for chalk on blackboard (6), chalk (7), watermeter (8), shell (9), the root position of its snag (2) is pasted the bottom position that is connected shell (9), the end positions that is connected hand band (4) is pasted in the upper center position of shell (9), it is characterized in that: the apical position of water layer (1) is pasted the lower end position that is connected shell (9), and the upper end corner position of shell (9) directly is connected the integral position of water filling port (3).
2. novel blackboard eraser according to claim 1 is characterized in that: the integral position of chalk (7) is directly installed on the inner position of ledge for chalk on blackboard (6), and the outer position of ledge for chalk on blackboard (6) is directly installed on the center upper portion position of shell (9).
3. novel blackboard eraser according to claim 1 is characterized in that: the integral position of watermeter (8) is directly installed on the upper right position of shell (9), and the integral position of control panel (5) is installed in the position, upper surface of shell (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059954 CN2709199Y (en) | 2004-05-31 | 2004-05-31 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059954 CN2709199Y (en) | 2004-05-31 | 2004-05-31 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2709199Y true CN2709199Y (en) | 2005-07-13 |
Family
ID=34851957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420059954 Expired - Fee Related CN2709199Y (en) | 2004-05-31 | 2004-05-31 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2709199Y (en) |
-
2004
- 2004-05-31 CN CN 200420059954 patent/CN2709199Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |