CN2589222Y - Novel health care blackboard eraser - Google Patents
Novel health care blackboard eraser Download PDFInfo
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- CN2589222Y CN2589222Y CN 02294868 CN02294868U CN2589222Y CN 2589222 Y CN2589222 Y CN 2589222Y CN 02294868 CN02294868 CN 02294868 CN 02294868 U CN02294868 U CN 02294868U CN 2589222 Y CN2589222 Y CN 2589222Y
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- blackboard eraser
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Abstract
The utility model relates to a novel health care blackboard eraser which belongs to the technical field of the subgroup of cleaning devices with chalk dust absorbing devices of the subclass of writing or drawing articles and writing or drawing auxiliary articles under the subsection of printing in the section of performing operations and transporting according to the International Patent Classification. The utility model aims to solve the technical problems that too much dust pollutes air during blackboard erasing and affects teachers and students' health, and the blackboard eraser can be cleaned, and the utility model is mainly composed of a hair brush, a dust box, an electromagnetism generator, a metal sheet and a switch. The utility model is characterized in that the upper part position of the hair brush is installed on the bottom position of the dust box through a screw nail, and the upper part position of the dust box is installed on the lower part position of a box cover through a slideway; the lower part position of the electromagnetism generator is connected to the lower part position of a conducting sheet through a conducting wire, and a shaft on the deflective centre position of the switch is installed on the inner wall position of a cavity body; the upper part position of the metal sheet is installed on the upper inner wall position of the cavity body through a screw nail, and both poles positions of a battery are fixedly installed on the middle position of the metal sheet. The practical and new technical proposal of the utility model is suitable for the technical field of the subgroup of cleaning devices with chalk dust absorbing devices, and the utility model has the advantages of simple fabrication, low cost and convenient operation.
Description
(1) technical field:
The utility model relates to the new type of health 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, 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 type of health blackboard eraser 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 the too many contaminated air of dust when erasing the board, and dust influences teachers and students' health, the technical problem that can clean.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of new type of health blackboard eraser.The too many contaminated air of dust when erasing the board with solution, dust influences teachers and students' health, the technical problem that can clean.
The new type of health 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: cloth, hairbrush, screw, aperture, grey box, lid, electromagnetic generator, sheet metal, battery, lead, conducting strip, switch, axle, cavity constitute.Its major part cloth, hairbrush, screw, electromagnetic generator, sheet metal, battery, lead, conducting strip, switch, axle are selected for use by market.Its grey box is interior empty rectangular shape, is material with plastics, makes processing and manufacturing through hot-cast.Its lid is an oblong-shaped, is material with plastics, makes processing and manufacturing through hot-cast.Its cavity is interior empty rectangular shape, is material with plastics, makes processing and manufacturing through hot-cast.
In shape, structure and combination thereof, the total essential features of new type of health blackboard eraser of the present utility model and immediate prior art is: the position on every side that is connected hairbrush is made in the inner face position of cloth, the gluing position that is connected the bottom of grey box of the upper position of hairbrush, be combined into the overall structure of rectangular shape, function has been the effect of wiping writing.In shape, structure and combination thereof, the new type of health blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the upper position screw of hairbrush is installed in the position of the bottom of grey box, the upper position of ash box is installed in the position of the bottom of lid by slideway, be combined into the combining structure of rectangular shape, function has been to erase the board and adorn the effect of dust.The lower position lead of electromagnetic generator is connected the position of the bottom of conducting strip, the partial center position axis of switch is installed in the position of the inwall of cavity, be combined into circle and OBL combining structure, function has been to open switch, sends the effect of magnetic field suction dust.The upper position screw of sheet metal is installed in the position of the last inwall of cavity, and the two poles of the earth fixed-site of battery is installed in the position intermediate of sheet metal, is combined into the combining structure of cylindrical shape, and function has been the effect that power supply is provided.So just realized that new type of health blackboard eraser of the present utility model solves the too many contaminated air of dust when erasing the board, dust influences teachers and students' health, the purpose of the technical problem that can clean.
The beneficial effect of the new type of health blackboard eraser of utility model is that the utility model is to solve the too many contaminated air of dust when erasing the board, dust influences teachers and students' health, big group of the technical scheme that technical problem adopted that can clean 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 upper position screw that has designed hairbrush in the technical scheme of new type of health blackboard eraser of the present utility model is installed in the position of the bottom of grey box, the upper position of ash box is installed in the position of the bottom of lid by slideway, be combined into the combining structure of rectangular shape, so easier solution erases the board and adorns the technical problem of dust.
Second, because the lower position lead that has designed electromagnetic generator in the technical scheme of new type of health blackboard eraser of the present utility model is connected the position of the bottom of conducting strip, the partial center position axis of switch is installed in the position of the inwall of cavity, be combined into circle and OBL combining structure, so switch is opened in easier solution, send the technical problem of magnetic field suction dust.
The 3rd, because the upper position screw that has designed sheet metal in the technical scheme of new type of health blackboard eraser of the present utility model is installed in the position of the last inwall of cavity, the two poles of the earth fixed-site of battery is installed in the position intermediate of sheet metal, be combined into the combining structure of cylindrical shape, so easier solution provides the technical problem of power supply.
(4) description of drawings:
Accompanying drawing provides the structural representation of new type of health blackboard eraser of the present utility model:
Fig. 1: the overall structure schematic diagram that is new type of health blackboard eraser of the present utility model:
The label declaration of parts in the schematic diagram:
1 cloth, 2 hairbrush, 3 screws, 4 apertures
5 grey box 6 lids 7 electromagnetic generators 8 sheet metals
9 batteries, 10 leads, 11 conducting strips, 12 switches
13 14 cavitys
(5) specific embodiment:
Below in conjunction with accompanying drawing, the too many contaminated air of dust when new type of health blackboard eraser of the present utility model is erased the board for realizing solving, dust influences teachers and students' health, and the optimal way of the technical scheme that the technical problem that can clean is taked is described further:
Its static structure: please join accompanying drawing: as shown in the figure, new type of health blackboard eraser of the present utility model mainly is made of cloth 1, hairbrush 2, screw 3, aperture 4, grey box 5, lid 6, electromagnetic generator 7, sheet metal 8, battery 9, lead 10, conducting strip 11, switch 12, axle 13, cavity 14.Its major part cloth 1, hairbrush 2, screw 3, electromagnetic generator 7, sheet metal 8, battery 9, lead 10, conducting strip 11, switch 12, axle 13 are selected for use by market.Its grey box 5 is interior empty rectangular shapes, is material with plastics, makes processing and manufacturing through hot-cast.Its lid 6 is oblong-shapeds, is material with plastics, makes processing and manufacturing through hot-cast.Its cavity 14 is interior empty rectangular shapes, is material with plastics, makes processing and manufacturing through hot-cast.
In shape, structure and combination thereof, the total essential features of new type of health blackboard eraser of the present utility model and immediate prior art is: the position on every side that is connected hairbrush 2 is made in the inner face position of cloth 1, the gluing position that is connected the bottom of grey box 5 of the upper position of hairbrush 2, be combined into the overall structure of rectangular shape, function has been the effect of wiping writing.In shape, structure and combination thereof, the new type of health blackboard eraser of the present utility model technical characterictic different with immediate prior art is: the upper position screw 3 of hairbrush 2 is installed in the position of the bottom of grey box 5, the upper position of ash box 5 is installed in the position of the bottom of lid 6 by slideway, be combined into the combining structure of rectangular shape, function has been to erase the board and adorn the effect of dust.The lower position lead 10 of electromagnetic generator 7 is connected the position of the bottom of conducting strip 11, the partial center position axis 13 of switch 12 is installed in the position of the inwall of cavity 14, be combined into circle and OBL combining structure, function has been to open switch, sends the effect of magnetic field suction dust.The upper position screw of sheet metal 8 is installed in the position of the last inwall of cavity 14, and the two poles of the earth fixed-site of battery 9 is installed in the position intermediate of sheet metal 8, is combined into the combining structure of cylindrical shape, and function has been the effect that power supply is provided.
Below by using method, further set forth the dynamic structure relation of this practical new type of health blackboard eraser: in use, when needs erase the board, according to physical principle, at first open switch 12, erase the board then, this moment, electromagnetic field can suck dust grey box 5, close switch 12 more then, thereby finish the task of inhaling dust when erasing the board.
In use, when needs clean hairbrush,, at first unload hairbrush 2, clean hairbrush 2 then, shine dry doubling more then and install, thereby finish the task of cleaning hairbrush with screwdriver according to theory of mechanics.
In use, when needs are cleared up grey box,, at first open the lid 6, pour out dust then according to theory of mechanics, wiped clean then again, and build lid 6, thus finish the task of the grey box of cleaning.So just realized that new type of health blackboard eraser of the present utility model solves the too many contaminated air of dust when erasing the board, dust influences teachers and students' health, the purpose of the technical problem that can clean.
Realize that preferred plan of the present utility model is is material with plastics, utilize the basic equipment of blackboard eraser factory, take to produce by batch in a large number,, so just can realize the practical value and the economic worth of new type of health blackboard eraser of the present utility model better with the demand of supply educational circles.
Claims (3)
1. new type of health blackboard eraser, it is by cloth (1), hairbrush (2), screw (3), aperture (4), ash box (5), lid (6), electromagnetic generator (7), sheet metal (8), battery (9), lead (10), conducting strip (11), switch (12), axle (13), cavity (14) constitutes, the position on every side that is connected hairbrush (2) is made in the inner face position of its cloth (1), the gluing position that is connected the bottom of grey box (5) of the upper position of hairbrush (2), it is characterized in that: the upper position screw (3) of hairbrush (2) is installed in the position of the bottom of grey box (5), and the upper position of grey box (5) is installed in the position of the bottom of lid (6) by slideway.
2. new type of health blackboard eraser according to claim 1, it is characterized in that: the lower position lead (10) of electromagnetic generator (7) is connected the position of the bottom of conducting strip (11), and the partial center position axis (13) of switch (12) is installed in the position of the inwall of cavity (14).
3. new type of health blackboard eraser according to claim 1 is characterized in that: the upper position screw of sheet metal (8) is installed in the position of the last inwall of cavity (14), and the two poles of the earth fixed-site of battery (9) is installed in the position intermediate of sheet metal (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02294868 CN2589222Y (en) | 2002-12-30 | 2002-12-30 | Novel health care blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02294868 CN2589222Y (en) | 2002-12-30 | 2002-12-30 | Novel health care blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2589222Y true CN2589222Y (en) | 2003-12-03 |
Family
ID=33752164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02294868 Expired - Fee Related CN2589222Y (en) | 2002-12-30 | 2002-12-30 | Novel health care blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2589222Y (en) |
-
2002
- 2002-12-30 CN CN 02294868 patent/CN2589222Y/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 |