CN2601858Y - Novel dust-free blackboard eraser - Google Patents
Novel dust-free blackboard eraser Download PDFInfo
- Publication number
- CN2601858Y CN2601858Y CN 03236563 CN03236563U CN2601858Y CN 2601858 Y CN2601858 Y CN 2601858Y CN 03236563 CN03236563 CN 03236563 CN 03236563 U CN03236563 U CN 03236563U CN 2601858 Y CN2601858 Y CN 2601858Y
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- utility
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- blackboard eraser
- blackboard
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Abstract
The utility model relates to a novel dustless blackboard eraser. The utility model belongs to the writing or drawing appliance, the printing sub-part, the working and transportation part according to the International Patent Classification table, and belongs to the chalk dust absorbing device group technology field, the blackboard or stone plate cleaning device larger group, the wiring or drawing auxiliary utensil sub-class, the writing or drawing utensil and the office supplies class. The utility model aims to solve the technical problem that the chalk dust is easy to generate when the traditional blackboard eraser is used, and the utility model is mainly composed of a wood frame, an upper cover, a blanket strip, a bearing, a connecting rod and a hair brush. The utility model is characterized in that the hair brush is arranged at the outer ring position of the bearing by sticking; the utility model adopts the technical proposal in the chalk dust absorbing device sub-group field, the blackboard or stone plate cleaning device larger group; the usage is wide, the manufacture is simple, the cost is inexpensive, the operation is convenient and the promotion is easy.
Description
(1) technical field:
The utility model relates to the new no-dust blackboard eraser.Belong to operation, transportation all by International Patent Classification (IPC) (IPC) division, 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, and big group of the cleaning device of blackboard or slabstone has the little technical group field of sucking chalk powder device.
(2) background technology:
At present, have now and big group of the cleaning device that once had, have the technology of sucking chalk powder device that the demand of new no-dust blackboard eraser was all done very fruitful effort, also once designed many outstanding technical schemes about blackboard or slabstone.As declaring of the Decree of Patent Office of China in 1996 by Lu Minggang, Granted publication number is CN2223201Y, China Patent No. (ZL) is: No. 95201619.2 utility model title is the utility model patent of " electronic wiping and dust-sucking eraser ", the technical scheme that is adopted.Big group of the cleaning device of blackboard or slabstone, it is a routine of great value invention that sucking chalk powder device technique aspect is arranged, and it has solved the problem of the electronic wiping of dust-sucking eraser effectively.But still have some deficits, it also is difficult to solve traditional blackboard and wipes the problem that easily produces dust when using.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of new no-dust blackboard eraser.Wipe the problem that easily produces dust when using to solve traditional blackboard.
The purpose of this utility model is achieved in that the new no-dust blackboard eraser of this utility model.Mainly constitute by wooden frame, loam cake, felt rug, bearing, connecting rod, hairbrush.Its major part felt rug, bearing are by selecting for use on the market.Its wooden frame, loam cake are rectangular shape, use wood material, through the turning processing and manufacturing.Its connecting rod is a cylindrical shape, uses metal material, through forging processing and manufacturing.Its hairbrush is an elongate in shape, uses nylon material, through the chemical synthesis processing and manufacturing.
In shape, structure and combination thereof, the total essential features of new no-dust blackboard eraser of the present utility model and immediate prior art is: loam cake is connected to the upper surface position of wooden frame, be combined into the rectangular shape end cover structure, function is to seal.Felt rug is bonded in the lower surface position of wooden frame, is combined into the elongate in shape up-down structure, and function has been the effect of erasing the board.Connecting rod is bonded in the inner side of wooden frame, is combined into the convex shape bar linkage structure, and function has been the connection effect.Bearing friction is installed in the outer surface position of connecting rod, is combined into the cylindrical shape socket join structure, and function is to play rotating action.In shape, structure and combination thereof, the new no-dust blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the bonding position, outer ring that is installed in bearing of hairbrush, and be combined into elongate in shape and surround structure, function has been the dust suction effect.So just realized that new no-dust blackboard eraser of the present utility model solves traditional blackboard and wipes the purpose that easily produces the technical problem of dust when using.
The beneficial effect of the new no-dust blackboard eraser of utility model is: the utility model is wiped big group of the technical scheme that technical problem adopted that easily produces dust when using and the existing and cleaning device about blackboard or slabstone that once had for solving traditional blackboard, has the sucking chalk powder device technique to compare a place's advantage and an improvement:
The first, because the utility model designed the bonding position, outer ring that is installed in bearing of hairbrush in technical scheme, be combined into elongate in shape and surround structure, so technical problem that can easier solution dust suction.
(4) description of drawings:
Accompanying drawing provides structural representation of the present utility model:
Fig. 1 is the main TV structure schematic diagram of new no-dust blackboard eraser of the present utility model;
Fig. 2 is the structural representation of looking up of new no-dust blackboard eraser of the present utility model;
The numbering of parts explanation in the schematic diagram: 1 wooden frame, 2 loam cakes, 3 felt rugs, 4 bearings, 5 connecting rods, 6 hairbrush
(5) specific embodiment:
Below in conjunction with accompanying drawing, new no-dust blackboard eraser of the present utility model is wiped the optimal way that easily produces the technical scheme of dust when using and is described further for realizing the solution traditional blackboard:
Its static structure: please join accompanying drawing: as shown in the figure, new no-dust blackboard eraser of the present utility model mainly is made of wooden frame 1, loam cake 2, felt rug 3, bearing 4, connecting rod 5, hairbrush 6.Its major part felt rug 3, bearing 4 are by selecting for use on the market.Its wooden frame 1, loam cake 2 are rectangular shape, use wood material, through the turning processing and manufacturing.Its connecting rod 5 is cylindrical shapes, uses metal material, through forging processing and manufacturing.Its hairbrush 6 is elongate in shape, uses nylon material, through the chemical synthesis processing and manufacturing.
In shape, structure and combination thereof, the total essential features of the new no-dust blackboard eraser of wood utility model and immediate prior art is: loam cake 2 is connected to the upper surface position of wooden frame 1, be combined into the rectangular shape end cover structure, function is to seal.Felt rug 3 is bonded in the lower surface position of wooden frame 1, is combined into the elongate in shape up-down structure, and function has been the effect of erasing the board.Connecting rod 5 is bonded in the inner side of wooden frame 1, is combined into the convex shape bar linkage structure, and function has been the connection effect.Bearing 4 frictions are installed in the outer surface position of connecting rod 5, are combined into the cylindrical shape socket join structure, and function is to play rotating action.In shape, structure and combination thereof, the new no-dust blackboard eraser of the wooden utility model technical characterictic different with immediate prior art is: the hairbrush 6 bonding positions, outer ring that are installed in bearing 4, and be combined into elongate in shape and surround structure, function has been the dust suction effect.
Below by using method, further set forth the dynamic structure relation of this practical novel no blackboard eraser: in use, when needs erase the board dust suction, according to electrical principles, at first felt rug 3 is wiped chalk dust get off, and bearing 4 acts on hairbrush 6 then, thereby finishes the task of dust suction.So just realized that new no-dust blackboard eraser of the present utility model solves traditional blackboard and wipes the purpose that easily produces the technical problem of dust when using.
Realize that preferred plan of the present utility model is is material with nylon, utilize the basic equipment of stationery factory, take to produce by batch in a large number, the demand with supply stationery circle so just can realize practical value of the present utility model and economic worth better.
Claims (1)
1. new no-dust blackboard eraser, it is to be made of wooden frame (1), loam cake (2), felt rug (3), bearing (4), connecting rod (5), hairbrush (6), its loam cake (2) is connected to the upper surface position of wooden frame (1), felt rug (3) is bonded in the lower surface position of wooden frame (1), connecting rod (5) is bonded in the inner side of wooden frame (1), bearing (4) friction is installed in the outer surface position of connecting rod (5), it is characterized in that: the hairbrush 6 bonding positions, outer ring that are installed in bearing 4 are installed in the lower surface position of wooden frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236563 CN2601858Y (en) | 2003-01-27 | 2003-01-27 | Novel dust-free blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236563 CN2601858Y (en) | 2003-01-27 | 2003-01-27 | Novel dust-free blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2601858Y true CN2601858Y (en) | 2004-02-04 |
Family
ID=34166845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03236563 Expired - Fee Related CN2601858Y (en) | 2003-01-27 | 2003-01-27 | Novel dust-free blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2601858Y (en) |
-
2003
- 2003-01-27 CN CN 03236563 patent/CN2601858Y/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 |