CN2598761Y - Dust-collecting blackboard eraser - Google Patents
Dust-collecting blackboard eraser Download PDFInfo
- Publication number
- CN2598761Y CN2598761Y CNU02293409XU CN02293409U CN2598761Y CN 2598761 Y CN2598761 Y CN 2598761Y CN U02293409X U CNU02293409X U CN U02293409XU CN 02293409 U CN02293409 U CN 02293409U CN 2598761 Y CN2598761 Y CN 2598761Y
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- Prior art keywords
- dust
- utility
- model
- dust collector
- blackboard eraser
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Abstract
The utility model relates to a dust-collecting blackboard eraser, which belongs to the operation section, the transportation section, the printing sub-section, the writing or drawing articles, the big category of office articles, the articles of writing and drawing, the small category of assistant article of writing and drawing and the fiber eraser set technical field according to the Internal Patent Catalog; the technical proposal of the utility model is to solve the technical problems of dust suction and removing in blackboard erasing process; the utility model comprises a wood box, a wiping cloth, a dust suction inlet tube, a dust collector and a dust removing outlet tube, and is characterized in that a thread at the downside of the dust collector is arranged at the upper end of dust suction inlet tube, a thread of the upper end of the dust suction inlet tube is connected with the downside of the dust collector, a thread at the right side of the dust collector is arranged at the left end of the dust removing outlet tube, a thread of the left end of the dust removing outlet tube is arranged on the right side of the dust collector, the upside of the dust collector is connected with the middle of the wood box, the middle of the wood box is connected with the upside of the dust collector, the utility model is applicable to the new technical proposal of fiber eraser set field, and has the advantages of simple fabrication, low cost, easy operation and popularization.
Description
(1) technical field:
The utility model relates to dust absorption blackboard eraser, 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, eraser, rubber or erasing apparatus, and used big group, the technical field of fiber eraser group.
(2) background technology:
At present, existing and once had about eraser, rubber or erasing apparatus, and used big group, the technology of fiber eraser group was all done very fruitful effort to the demand of dust absorption blackboard eraser, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China in 1996 by Zhang Jiexuan, Granted publication number is CN2182747Y, China Patent No. (ZL) is: No. 93235060.7 utility model patent title is the utility model patent of " telescopic blackboard eraser ", the technical scheme that is adopted.Eraser, rubber or erasing apparatus, and used big group, the technical elements of fiber eraser group is a routine of great value invention, it has solved the flexible technical problem of blackboard eraser effectively.But still have some deficits, it also is difficult to solve the dust suction that erases the board, the technical problem of dust discharge.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of dust absorption blackboard eraser.With the solution dust suction that erases the board, the technical problem of dust discharge.
The dust absorption blackboard eraser that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model mainly by: tub, wiper, suction port pipe, dust catcher, dust-exhausting port pipe constitute.Its major part wiper is selected for use by market.Its tub is cuboid (hollow) shape, is material with timber, through the machining manufacturing.Its suction port pipe is a cylindrical shape, is material with plastics, through the blowing processing and manufacturing.Its dust-exhausting port pipe is a cylindrical shape, is material with plastics, through the blowing processing and manufacturing.
In shape, structure and combination thereof, the total essential features of dust absorption blackboard eraser of the present utility model and immediate prior art is: the lower position of tub is pasted the top position that is connected wiper, the lower position that is connected tub is pasted in the top position of wiper, be combined into the combining structure of rectangular shape, function has been the effect that erases the board.In shape, structure and combination thereof, the dust absorption blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the lower position screw thread of dust catcher is installed in the upper end position of suction port pipe, the upper end position of suction port pipe is threaded in the lower position of dust catcher, be combined into the combining structure of pylon shape, function has been the effect of dust suction.Position, the right side screw thread of dust catcher is installed in the left position of dust-exhausting port pipe, and the left position screw thread of dust-exhausting port pipe is installed in the position, the right side of dust catcher, is combined into the combining structure of pylon shape, and function has been the effect of dust discharge.The centre position that is connected tub is pasted in the top position of dust catcher, and the top position that is connected dust catcher is pasted in the centre position of tub, is combined into the combining structure of rectangular shape, and function has been fixing effect.Like this with regard to the solution that the has realized dust absorption blackboard eraser of the present utility model dust suction that erases the board, the purpose of the technical problem of dust discharge.
The beneficial effect of the dust absorption blackboard eraser of utility model is: the utility model is for solving the dust suction that erases the board, the technical scheme that technical problem adopted of dust discharge and existing and once had about eraser, rubber or erasing apparatus, and used big group, the technology of fiber eraser group has been compared three advantages and improvement:
First, because the lower position screw thread that has designed dust catcher in the technical scheme of dust absorption blackboard eraser of the present utility model is installed in the upper end position of suction port pipe, the upper end position of suction port pipe is threaded in the lower position of dust catcher, be combined into the combining structure of pylon shape, so technical problem that can easier solution dust suction.
Second, because position, the right side screw thread that has designed dust catcher in the technical scheme of dust absorption blackboard eraser of the present utility model is installed in the left position of dust-exhausting port pipe, the left position screw thread of dust-exhausting port pipe is installed in the position, the right side of dust catcher, be combined into the combining structure of pylon shape, so technical problem that can easier solution dust discharge.
The 3rd, paste the centre position that is connected tub owing to designed the top position of dust catcher in the technical scheme of dust absorption blackboard eraser of the present utility model, the top position that is connected dust catcher is pasted in the centre position of tub, be combined into the combining structure of rectangular shape, so can the fixing technical problem of easier solution.
(4) description of drawings:
Accompanying drawing provides the structural representation of dust absorption blackboard eraser of the present utility model:
Fig. 1: the combining structure schematic diagram that is dust absorption blackboard eraser of the present utility model:
The label declaration of parts in the schematic diagram: 1 tub, 2 wipers, 3 suction port pipes, 4 dust catchers, 5 dust-exhausting port pipes
(5) specific embodiment:
Below in conjunction with accompanying drawing, dust absorption blackboard eraser of the present utility model is solved the dust suction that erases the board for realizing, the optimal way of the technical scheme that the technical problem of dust discharge is taked is described further:
Its static structure: please join accompanying drawing: as shown in the figure, dust absorption blackboard eraser of the present utility model mainly is made of tub 1, wiper 2, suction port pipe 3, dust catcher 4, dust-exhausting port pipe 5.Its major part wiper 2 is selected for use by market.Its tub 1 is cuboid (hollow) shape, is material with timber, through the machining manufacturing.Its suction port pipe 3 is cylindrical shapes, is material with plastics, through the blowing processing and manufacturing.Its dust-exhausting port pipe 5 is cylindrical shapes, is material with plastics, through the blowing processing and manufacturing.
In shape, structure and combination thereof, the total essential features of dust absorption blackboard eraser of the present utility model and immediate prior art is: the lower position of tub 1 is pasted the top position that is connected wiper 2, the lower position that is connected tub 1 is pasted in the top position of wiper 2, be combined into the combining structure of rectangular shape, function has been the effect that erases the board.In shape, structure and combination thereof, the dust absorption blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the lower position screw thread of dust catcher 4 is installed in the upper end position of suction port pipe 3, the upper end position of suction port pipe 3 is threaded in the lower position of dust catcher 4, be combined into the combining structure of pylon shape, function has been the effect of dust suction.Position, the right side screw thread of dust catcher 4 is installed in the left position of dust-exhausting port pipe 5, and the left position screw thread of dust-exhausting port pipe 5 is installed in the position, the right side of dust catcher 4, is combined into the combining structure of pylon shape, and function has been the effect of dust discharge.The centre position that is connected tub 1 is pasted in the top position of dust catcher 4, and the top position that is connected dust catcher 4 is pasted in the centre position of tub 1, is combined into the combining structure of rectangular shape, and function has been fixing effect.
Below by using method, further set forth the dynamic structure relation of this practical dust absorption blackboard eraser: in use, when needs erase the board, according to the principle of mechanics, at first pick up blackboard eraser, then by on blackboard, wipe about then again, thereby finish erasing the board of task.
In use, in the time of the needs dust suction,, at first open dust catcher 4, erase the board then according to the principle of suction, dust suction then again, thus finish the task of dust suction.Like this with regard to the solution that the has realized dust absorption blackboard eraser of the present utility model dust suction that erases the board, the purpose of the technical problem of dust discharge.
Realize that preferred plan of the present utility model is is material with timber, utilize the basic equipment of blackboard eraser factory, take to produce by batch in enormous quantities,, so just can realize the practical value and the economic worth of dust absorption blackboard eraser of the present utility model better with the demand of supply educational circles.
Claims (3)
1. dust absorption blackboard eraser, it is to be made of tub (1), wiper (2), suction port pipe (3), dust catcher (4), dust-exhausting port pipe (5), the lower position of its tub (1) is pasted the top position that is connected wiper (2), the lower position that is connected tub (1) is pasted in the top position of wiper (2), it is characterized in that: the lower position screw thread of dust catcher (4) is installed in the upper end position of suction port pipe (3), and the upper end position of suction port pipe (3) is threaded in the lower position of dust catcher (4).
2. dust absorption blackboard eraser according to claim 1 is characterized in that position, the right side screw thread of dust catcher (4) is installed in the left position of dust-exhausting port pipe (5), and the left position screw thread of dust-exhausting port pipe (5) is installed in the position, the right side of dust catcher (4).
3. dust absorption blackboard eraser according to claim 1 is characterized in that the centre position that is connected tub (1) is pasted in the top position of dust catcher (4), and the top position that is connected dust catcher (4) is pasted in the centre position of tub (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU02293409XU CN2598761Y (en) | 2002-12-20 | 2002-12-20 | Dust-collecting blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU02293409XU CN2598761Y (en) | 2002-12-20 | 2002-12-20 | Dust-collecting blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2598761Y true CN2598761Y (en) | 2004-01-14 |
Family
ID=34151807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU02293409XU Expired - Fee Related CN2598761Y (en) | 2002-12-20 | 2002-12-20 | Dust-collecting blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2598761Y (en) |
-
2002
- 2002-12-20 CN CNU02293409XU patent/CN2598761Y/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 |