CN2616403Y - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN2616403Y CN2616403Y CN 03200469 CN03200469U CN2616403Y CN 2616403 Y CN2616403 Y CN 2616403Y CN 03200469 CN03200469 CN 03200469 CN 03200469 U CN03200469 U CN 03200469U CN 2616403 Y CN2616403 Y CN 2616403Y
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- Prior art keywords
- absorber
- conduit
- utility
- model
- battery
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Abstract
A novel style blackboard eraser belongs to group of cleaning apparatus with chalk dust absorbing device technical field, which falls into auxiliary writing and drawing appliances, writing and drawing appliances in branch of printing, department of operation and transportation according to International Classification of Patents for Invention. The utility model, which essentially comprises a battery, wires, an absorber, a conduit, a cavity for storing ashes, a plug, a bristle, a body, and a switch, is provided to solve technical problems that common blackboard erasers cause chalk dusts to splash, resulting in a bad effect on teachers and students' health, and have low erasing efficiency. The utility model is characterized in that, a positive pole of the battery is connected with a positive pole of the absorber through the wires with a negative pole of the absorber connected with a negative pole of the battery; one end of the conduit is paste connected with an output port of the absorber, with the other end of conduit paste connected with an input port of the cavity for storing ashes, which is wholly fixedly arranged on the left portion of the body, and the whole plug is fixed to a side pit of the body with perforation connection. The utility model can be adaptable to practical novel technical projects in group of cleaning apparatus with chalk dust absorbing device field and has extensive usages, simple manufacturing, low cost, and convenient utilization quality, which is easy to spread.
Description
(1) technical field:
The utility model relates to new blackboard to be wiped, and 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, big group of the cleaning device of blackboard or slabstone has the little technical group field of cleaning device 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 the cleaning device group of sucking chalk powder device that the demand of new blackboard wiping was all done very fruitful effort, also once designed many outstanding technical schemes about blackboard or slabstone.As being declared by Wang Juncheng of the Decree of Patent Office of China in 1996, Granted publication is CN2235905Y, and China Patent No. (ZL) is: No. 95225177.9 utility model patent title is the utility model patent of " dust absorption blackboard eraser ", the technical scheme that is adopted.Big group of the cleaning device of blackboard or slabstone, the technical elements that the cleaning device group of sucking chalk powder device is arranged is a routine of great value invention, and it has solved the technical problem of blackboard eraser dust suction effectively.But still have some deficits, it also is difficult to solve ordinary blackboard eraser and causes chalk to splash, and it is healthy to influence teachers and students, the technical problem that the efficient that erases the board is not high.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of new blackboard to wipe.Cause chalk to splash to solve ordinary blackboard eraser, it is healthy to influence teachers and students, the technical problem that the efficient that erases the board is not high.
The new technical scheme that above-mentioned technical problem to be solved in the utility model adopted be achieved in that the new blackboard of this utility model wipe mainly by: lid, battery, lead, absorber, conduit, storage ash chamber, stopper, bristle, air suction opening, surge chamber, housing, switch constitute.Its major part battery, lead, absorber, bristle, conduit are selected for use by market.Its lid is a cuboid edge protuberance shape, is material with plastics, through the moulded section processing and manufacturing.Its storage ash chamber is a rectangular shape, is material with plastics, through moulded section, machining manufacturing.Its housing is a rectangular shape, is material with plastics, through the moulded section processing and manufacturing.
In shape, structure and combination thereof, new blackboard of the present utility model is wiped the essential features that has with immediate prior art: the marginal position cover of lid is connected the position on the top of housing, the position, lower surface of housing is connected to the position of the upper end of bristle, be combined into the bascule of rectangular shape, function has been the effect of dedusting.In shape, structure and combination thereof, new blackboard of the present utility model is wiped the technical characterictic different with immediate prior art: the anodal position lead of battery is connected the position of the positive pole of absorber, the negative pole position lead of absorber is connected the position of the negative pole of battery, be combined into the electric connection structure of loop shape, function has been the effect that absorbs dust.One end position of conduit is connected to the position of the output of absorber, and the other end position of conduit is connected to the position of the input port in the grey chamber of storage, is combined into the fixed structure that conduit connects two rectangular shapes, and function has been the effect of storage ash.The integral position of storing grey chamber is fixedly mounted on the position of the left part of housing, and the integral position perforation of stopper is installed in the position of the areole of housing, is combined into the bascule of cuboid shape with holes, and function has been the effect of ash discharge.So just realized that new blackboard wiping of the present utility model solves ordinary blackboard eraser and causes chalk to splash, it is healthy to influence teachers and students, the purpose of the technical problem that the efficient that erases the board is not high.
The beneficial effect that the new blackboard of utility model is wiped is that the utility model is to solve ordinary blackboard eraser to cause chalk to splash, it is healthy to influence teachers and students, big group of technical scheme that technical problem adopted that the efficient that erases the board is not high and the existing and cleaning device about blackboard or slabstone that once had have the technology of the cleaning device group of sucking chalk powder device to compare three place's advantage and improvement:
First, because the anodal position lead that has designed the pond in the technical scheme that new blackboard of the present utility model is wiped is connected the position of the positive pole of absorber, the negative pole position lead of absorber is connected the position of the negative pole of battery, be combined into the electric connection structure of loop shape, so easier solution absorbs the technical problem of dust.
Second, because an end position that has designed conduit in the technical scheme that new blackboard of the present utility model is wiped is connected to the position of the output of absorber, the other end position of conduit is connected to the position of the input port in the grey chamber of storage, be combined into conduit and connect the fixed structure of two rectangular shapes, so the technical problem of easier solution storage ash.
The 3rd, owing to designed the position that the integral position of storing grey chamber is fixedly mounted on the left part of housing in the technical scheme that new blackboard of the present utility model is wiped, the integral position perforation of stopper is installed in the position of the areole of housing, be combined into the bascule of cuboid shape with holes, so the technical problem of easier solution ash discharge.
(4) description of drawings:
Accompanying drawing provides the structural representation that new blackboard of the present utility model is wiped:
Fig. 1: be that the unitary side that new blackboard of the present utility model is wiped cuts open structural representation:
Fig. 2: be that the lid side that new blackboard of the present utility model is wiped is cutd open structural representation:
Fig. 3: be the inside plan structure schematic diagram that new blackboard of the present utility model is wiped:
The label declaration of parts in the schematic diagram:
1 lid, 2 batteries, 3 leads, 4 absorbers
The grey chamber of 5 conduits, 6 storages 7 stoppers, 8 bristles
9 air suction openings, 10 surge chambers, 11 housings, 12 switches
(5) specific embodiment:
Below in conjunction with accompanying drawing, new blackboard of the present utility model is wiped to realizing that solving ordinary blackboard eraser causes chalk to splash, it is healthy to influence teachers and students, and the optimal way of the technical scheme that the technical problem that the efficient that erases the board is not high is taked is described further:
Its static structure: please join accompanying drawing: as shown in the figure, new blackboard of the present utility model is wiped mainly and is made of lid 1, battery 2, lead 3, absorber 4, conduit 5, the grey chamber 6 of storage, stopper 7, bristle 8, air suction opening 9, surge chamber 10, housing 11, switch 12.Its major part battery 2, lead 3, absorber 4, bristle 8, conduit 5 are selected for use by market.Its lid 1 is a cuboid edge protuberance shape, is material with plastics, through the moulded section processing and manufacturing.Its storage ash chamber 6 is rectangular shapes, is material with plastics, through moulded section, machining manufacturing.Its housing 11 is rectangular shapes, is material with plastics, through the moulded section processing and manufacturing.
In shape, structure and combination thereof, new blackboard of the present utility model is wiped the essential features that has with immediate prior art: the marginal position cover of lid 1 is connected the position on the top of housing 11, the position, lower surface of housing 11 is connected to the position of the upper end of bristle 8, be combined into the bascule of rectangular shape, function has been the effect of dedusting.In shape, structure and combination thereof, new blackboard of the present utility model is wiped the technical characterictic different with immediate prior art: the anodal position lead 3 of battery 2 is connected the position of the positive pole of absorber 4, the negative pole position lead 3 of absorber 4 is connected the position of the negative pole of battery 2, be combined into the electric connection structure of loop shape, function has been the effect that absorbs dust.One end position of conduit 5 is connected to the position of the output of absorber 4, and the other end position of conduit 5 is connected to the position of the input port in the grey chamber 6 of storage, is combined into the fixed structure that conduit connects two rectangular shapes, and function has been the effect of storage ash.The integral position of storing grey chamber 6 is fixedly mounted on the position of the left part of housing 11, and the integral position perforation of stopper 7 is installed in the position of the areole of housing 11, is combined into the bascule of cuboid shape with holes, and function has been the effect of ash discharge.
Below by using method, further set forth the dynamic structure relation that this practical new blackboard is wiped: in use, when needs erase the board, according to the closed-loop path principle, at first Push switch 12, then circuit turn-on, brandish blackboard eraser more then, thereby finish the task of dust suction.
In use, in the time of the needs dust discharge, according to piston principle, at first take out stopper 7, the side blackboard eraser makes dust incline to again then then, thereby finishes the task of getting rid of dust.So just realized that new blackboard wiping of the present utility model solves ordinary blackboard eraser and causes chalk to splash, it is healthy to influence teachers and students, the purpose of the technical problem that the efficient that erases the board is not high.
Realize that preferred plan of the present utility model is is material with plastics, utilize the basic equipment of blackboard eraser factory, amount is produced by batch in taking, and with the demand on supply teaching circle, so just can realize the practical value and the economic worth of the new blackboard wiping of utility model better.
Claims (3)
1. new blackboard is wiped, it is by lid (1), battery (2), lead (3), absorber (4), conduit (5), store grey chamber (6), stopper (7), bristle (8), air suction opening (9), surge chamber (10), housing (11), switch (12) constitutes, the marginal position cover of its lid (1) is connected the position on the top of housing (11), the position, lower surface of housing (11) is connected to the position of the upper end of bristle (8), it is characterized in that: the anodal position lead (3) of battery (2) is connected the position of the positive pole of absorber (4), and the negative pole position lead (3) of absorber (4) is connected the position of the negative pole of battery (2).
2. new blackboard according to claim 1 is wiped, and it is characterized in that: an end position of conduit (5) is connected to the position of the output of absorber (4), and the other end position of conduit (5) is connected to the position of the input port in the grey chamber of storage (6).
3. new blackboard according to claim 1 is wiped, and it is characterized in that: the integral position of storing grey chamber (6) is fixedly mounted on the position of the left part of housing (11), and the integral position perforation of stopper (7) is installed in the position of the areole of housing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03200469 CN2616403Y (en) | 2003-01-09 | 2003-01-09 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03200469 CN2616403Y (en) | 2003-01-09 | 2003-01-09 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2616403Y true CN2616403Y (en) | 2004-05-19 |
Family
ID=34240995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03200469 Expired - Fee Related CN2616403Y (en) | 2003-01-09 | 2003-01-09 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2616403Y (en) |
-
2003
- 2003-01-09 CN CN 03200469 patent/CN2616403Y/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 |