CN208558798U - A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser - Google Patents
A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser Download PDFInfo
- Publication number
- CN208558798U CN208558798U CN201820743597.2U CN201820743597U CN208558798U CN 208558798 U CN208558798 U CN 208558798U CN 201820743597 U CN201820743597 U CN 201820743597U CN 208558798 U CN208558798 U CN 208558798U
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- Prior art keywords
- dust
- sponge
- plate
- fan
- hand holding
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Abstract
The utility model relates to hand holding type miniature dust suction environment-friendly dust-proof erasers, technical solution is, fan of the blowing direction towards open end is provided with on the side wall of the open end face of dust cleaning case, inside dust cleaning case, electrostatic attraction plate and sponge dust absorbing structure are disposed between fan and the open end of dust cleaning case, suction inlet up and down is provided in box baseplate immediately below electrostatic attraction plate, multiple hairbrush arranged in parallel are evenly equipped on suction inlet or below suction inlet, box baseplate lower surface is stretched out in the lower end of hairbrush, gap between adjacent two hairbrush constitutes dust absorption passage, dust absorption passage is connected with suction inlet, the utility model is small in size, it is light-weight, it is easy to operate, it is on-demand, with dust suction cleaning function, solves the winged phenomenon of unrest during wiping dust now using the mode of electrostatic and fan combination, use sponge (tide Wet condition) dust is absorbed, it reduces costs, improves reliability and feasibility.
Description
Technical field
The utility model relates to teaching aid blackboard eraser, especially a kind of hand holding type miniature dust suction environment-friendly dust-proof eraser.
Background technique
It is inflexible existing often all very huge to dust absorbnig chalk eraser, it is not appropriate for teacher and is used in teaching,
And installation is also more complicated, maintenance cost is high.Small in size has that pick-up performance is undesirable again, and stores dust
Amount is few, and use is comparatively laborious, and product cost is high, structure is complicated, performance is poor, technique is cumbersome, in use and installation maintenance
On have inconvenience.It cannot be all acceptable to the market in mounting, commissioning and maintenance cost, dust absorbnig chalk eraser cannot be made good
Development is universal.Therefore, it is imperative to improve and innovate.
Utility model content
For above situation, for the defect for overcoming the prior art, the purpose of the utility model is just to provide a kind of hand-held
Miniature dust absorption environment-friendly dust-proof eraser can effectively solve the problems, such as blackboard eraser dust suction.
The technical solution that the utility model solves is:
A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser, the blackboard eraser include dust cleaning case, and dust cleaning case is by cabinet and to be mounted in
The cuboid hollow structure open at one end that cover board on cabinet is constituted, and is provided on the side wall of the open end face of dust cleaning case
Blowing direction inside dust cleaning case, is disposed with electrostatic between fan and the open end of dust cleaning case towards the fan of open end
Attracting board and sponge dust absorbing structure are provided with suction inlet up and down, suction inlet in the box baseplate immediately below electrostatic attraction plate
Multiple hairbrush arranged in parallel are evenly equipped with below upper or suction inlet, box baseplate lower surface, phase are stretched out in the lower end of hairbrush
Gap between adjacent two hairbrush constitutes dust absorption passage, and dust absorption passage is connected with suction inlet.
The sponge dust absorbing structure includes vertical supporting plate, the upper and lower part at vertical supporting plate center set up separately be equipped with to
Before the middle support column that protrudes horizontally up, the upper and lower part of vertical supporting plate two sides sets up the collateral support for being equipped with forward horizontal stretching separately
The first sponge plate and the second sponge plate are respectively arranged between the collateral dagger of column, middle support column and two sides, the first sponge plate has
In uniformly distributed multiple in parallel, the blowing direction of parallel direction and fan is in non-parallel setting, the second sponge plate and the first sponge
Plate quantity is equal and corresponds, and the two is symmetrical set, and the gap between adjacent two first sponge plate constitutes the first air duct, phase
Gap between adjacent two second sponge plates constitutes the second air duct, and the first air duct corresponds and is connected with the second air duct, constitutes
Dust absorbing air passage, the air intake and electrostatic attraction plate face of dust absorbing air passage, the open end face of outlet air end and dust cleaning case.
It is provided with water filling fin on the cover board, fills the water to be provided in the box roof in fin or below water filling fin and lead
Circulation road fills the water and is provided with the water filling port being connected with flow-guiding channel on fin, and flow-guiding channel lower part is provided with and dedusting box cavity phase
Multiple apopores of connection, apopore are respectively positioned on the surface of the first sponge plate or the second sponge plate, constitute the first sponge plate and
The water structure of second sponge plate.
The utility model structure novel is unique, and advantages of simple is small in size, light-weight, volume, weight with it is usually common
Ordinary blackboard eraser is without too big difference, and easy to operate, on-demand, user can use this production as wiping traditional blackboard
Product, and dust suction cleaning function is had, solve the unrest during wiping dust now using the mode of electrostatic and fan combination
Fly phenomenon, absorbs dust using sponge (dampness), reduce costs, improve reliability and feasibility, it can be better
The health of user is protected, easy to use, effect is good, there is good social and economic benefit.
Detailed description of the invention
Fig. 1 is that the utility model assembles stereoscopic schematic diagram.
Fig. 2-4 is the perspective view of the utility model different angle.
Fig. 5 is the utility model main view.
Fig. 6 is the utility model left view.
Fig. 7 is the utility model top view.
Fig. 8 is the perspective view of the dust-proof box body of the utility model.
Fig. 9 is the perspective view of the utility model cover board.
Figure 10 is the main view of the utility model cover board.
Figure 11 is the sectional view along A-A of the utility model Figure 10.
Figure 12-13 is 2 perspective views of the utility model sponge dust absorbing structure different angle.
Figure 14 is the top view of the utility model sponge dust absorbing structure.
Figure 15 is the perspective view of the utility model electrostatic attraction plate.
Figure 16 is the side view of the utility model electrostatic attraction plate.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
It is provided by Fig. 1-16, a kind of hand holding type miniature dust suction environment-friendly dust-proof eraser, which includes dust cleaning case, and dust cleaning case is
The cuboid hollow structure open at one end that cover board 2 by cabinet 7 and on cabinet is constituted, just with the open end 74 of dust cleaning case
Pair side wall on be provided with fan 3 of the blowing direction towards open end 74, inside dust cleaning case, in the opening of fan 3 and dust cleaning case
It is disposed with electrostatic attraction plate 9 and sponge dust absorbing structure 8 between end 74, is opened on 7 bottom plate of cabinet immediately below electrostatic attraction plate 9
There is a suction inlet 71 up and down, is evenly equipped with multiple hairbrush 4 arranged in parallel, hair on suction inlet 71 or below suction inlet 71
Box baseplate lower surface is stretched out in the lower end of brush 4, and the gap between adjacent two hairbrush constitutes dust absorption passage 4a, dust absorption passage 4a with
Suction inlet 71 is connected.The lower end of the suction inlet 71 and electrostatic attraction plate 9 is in alternate setting, that is, there is certain gap.
To guarantee using effect, the hairbrush 4 is fixed in hairbrush fixed frame 5, and hairbrush fixed frame 5 passes through the first connection
Bolt 10 is in the tank floor of 71 lower section of suction inlet.
The sponge dust absorbing structure 8 includes vertical supporting plate 81, and the upper and lower part at 81 center of vertical supporting plate is set up separately
It is equipped with the middle support column 83 of forward horizontal stretching, the upper and lower part of 81 two sides of vertical supporting plate, which is set up separately, is equipped with forward horizontal stretching
Collateral dagger 84, be respectively arranged between middle support column 83 and the collateral dagger 84 of two sides the first sponge plate 85a and second sea
Continuous plate 85b, the first sponge plate 85a have in uniformly distributed multiple in parallel, and the blowing direction of parallel direction and fan 3 is in non-parallel sets
It sets, the second sponge plate 85b is equal with the first sponge plate 85a quantity and corresponds, and the two is symmetrical set, adjacent two first sea
Gap between continuous plate 85a constitutes the first air duct, gap the second air duct of composition between adjacent two second sponge plate 85b, and first
Air duct corresponds and is connected with the second air duct, constitutes dust absorbing air passage 86, the air intake 86a of dust absorbing air passage 86 and electrostatic attraction
74 face of open end of 9 face of plate, outlet air end 86b and dust cleaning case.
The middle support column 83 is provided with locating piece 82 far from one end of vertical supporting plate 81, is provided with and determines in cabinet 7
The position corresponding locating slot 72 of block 82, locating piece 82 are installed in locating slot 72, are constituted between sponge dust absorbing structure and cabinet
Mounting connection structure；It is provided with water filling fin 6 on the cover board, fills the water in the box roof in fin 6 or below water filling fin
It is provided with flow-guiding channel 62, fills the water and is provided with the water filling port 61 being connected with flow-guiding channel 62 on fin 6,62 lower part of flow-guiding channel is opened
There are the multiple apopores 63 being connected with dedusting box cavity, apopore 63 is respectively positioned on the first sponge plate 85a or the second sponge plate 85b
Surface, constitute the first sponge plate and the second sponge plate water structure, the first sponge plate and the second sponge plate are made after water filling
In dampness, to increase its active adsorption capacity to dust.The water filling port 61 is located in water filling fin 6
The aperture of the heart, apopore 63 is incremented by from center to two sides, this make water flow when having just enter into water filling port will not all with
Nearest water filling port all flows out, and more hydropexis are inside flow-guiding channel, and hold-up is more and more, finally reach from
The farthest water filling port in center, flow to lower section sponge plate on.And the flow-guiding channel bottom surface between the adjacent apopore in two sides two be in by
From inside to outside, it is obliquely installed from high to low, and each gradient is in gradually increase by center outward, water flow is being led under the effect of gravity
The farthest water filling port of distance center is more flowed in circulation road, increases the flow of the water of farthest water filling port, so that water flow is final
The sponge plate being located at below deflector hole uniformly across water filling port flow direction.
Fan mounting holes 73 corresponding with fan 3 are provided on 7 side wall of cabinet, fan 3 is installed on fan peace
It fills in hole 73, the battery settling groove 76 for installing battery is provided in dust cleaning case, battery settling groove 76 is provided with for fan
The battery of power supply.
The electrostatic attraction plate 9 includes top plate 91 made of insulating materials and is evenly arranged on the more of 91 lower surface of top plate vertically
A attracting board 92 arranged in parallel, attracting board 92 are made of conductor material, and attracting board 92 is located at the surface of suction inlet 71,
There is certain interval between attracting board metal material, staggered arrangement keeps the area for generating electrostatic and attraction sufficiently large, can be with
The dust that inside raises is attracted to attracting board to greatest extent, dust is concentrated between attracting board, dust is made to be easier quilt
Fan is blown into sponge dust absorbing structure, and the power supply of electrostatic attraction plate is from internal battery power supply.
It is provided with the first connecting hole 21 on the cover board 2, is provided on cabinet 7 and the first connecting hole 21 corresponding second
Connecting hole 75, second connection bolt 1 fixed dress of the cover board 2 by spinning in the first connecting hole 21 and corresponding second connecting hole 75
On cabinet top, reassembling type connection structure is constituted, it is easy to assemble, it dismantles mouth and conveniently sponge plate is replaced or cleaned, or replacement
Battery etc..
The service condition of the utility model is that, when wiping blackboard, hairbrush wipes chalk dust first, while making dust
It is electrostatically attracted the inside that plate is drawn into suction box by the gap between hairbrush, meanwhile, it is between electrostatic attraction plate
Chalk powder will receive the wind-force effect for carrying out fan again, to be led to sponge dust absorbing structure, sponge dust absorbing structure is using relatively thin
Sponge plate (piece) be made, and sponge plate can be filled the water, active absorption be carried out to dust under dampness, and sponge inhales
, that is, there is certain angle in the sponge plate of dirt structure and the non-parallel setting of the blowing direction of fan, so that dust wind and sea
The contact area of continuous plate becomes larger, thus the absorption dust of maximum possible, compared with prior art, the utility model structure novel is only
Spy, advantages of simple is small in size, light-weight, and volume, weight are with usually common ordinary blackboard eraser without too big difference, operation
Convenient, on-demand, user can use this product as wiping traditional blackboard, and have dust suction cleaning function, use
The mode of electrostatic and fan combination solves the winged phenomenon of unrest during wiping dust now, and sponge (dampness) is used to absorb
Dust reduces costs, and improves reliability and feasibility, can preferably protect the health of user, easy to use,
Effect is good, there is good social and economic benefit.
Claims (8)
1. a kind of hand holding type miniature dust suction environment-friendly dust-proof eraser, which is characterized in that the blackboard eraser includes dust cleaning case, and dust cleaning case is by case
The cuboid hollow structure open at one end that body (7) and the cover board (2) on cabinet are constituted, the open end (74) with dust cleaning case
Fan (3) of the blowing direction towards open end (74) is provided on the side wall of face, inside dust cleaning case, in fan (3) and dedusting
Be disposed with electrostatic attraction plate (9) and sponge dust absorbing structure (8) between the open end (74) of case, electrostatic attraction plate (9) just under
It is provided with suction inlet (71) up and down on cabinet (7) bottom plate of side, is evenly equipped on suction inlet (71) or below suction inlet (71)
Box baseplate lower surface is stretched out in the lower end of multiple hairbrush (4) arranged in parallel, hairbrush (4), between adjacent two hairbrush
Gap constitutes dust absorption passage (4a), and dust absorption passage (4a) is connected with suction inlet (71).
2. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 1, which is characterized in that the hairbrush (4) is solid
It is scheduled in hairbrush fixed frame (5), cabinet of the hairbrush fixed frame (5) by the first connection bolt (10) below suction inlet (71)
On bottom surface.
3. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 1, which is characterized in that the sponge dust suction knot
Structure (8) includes vertical supporting plate (81), and the upper and lower part at vertical supporting plate (81) center, which is set up separately, is equipped with forward horizontal stretching
Middle support column (83), the upper and lower part of vertical supporting plate (81) two sides set up the collateral dagger for being equipped with forward horizontal stretching separately
(84), the first sponge plate (85a) and the second sponge are respectively arranged between middle support column (83) and the collateral dagger (84) of two sides
Plate (85b), the first sponge plate (85a) have in uniformly distributed multiple in parallel, and the blowing direction of parallel direction and fan (3) is in non-flat
Row setting, the second sponge plate (85b) is equal with the first sponge plate (85a) quantity and corresponds, and the two is symmetrical set, adjacent
Gap between two first sponge plates (85a) constitutes the first air duct, and the gap between adjacent two second sponge plate (85b) constitutes the
Two air ducts, the first air duct correspond and are connected with the second air duct, constitute dust absorbing air passage (86), the air inlet of dust absorbing air passage (86)
Hold (86a) and electrostatic attraction plate (9) face, open end (74) face of outlet air end (86b) and dust cleaning case.
4. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 3, which is characterized in that the middle support column (83)
One end far from vertical supporting plate (81) is provided with locating piece (82), is provided in cabinet (7) corresponding with locating piece (82)
Locating slot (72), locating piece (82) are installed in locating slot (72), and the installation constituted between sponge dust absorbing structure and cabinet connects
Structure.
5. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 3, which is characterized in that be provided on the cover board
It fills the water fin (6), is provided with flow-guiding channel (62), fills the water convex in the box roof in water filling fin (6) or below water filling fin
The water filling port (61) being connected with flow-guiding channel (62) is provided on rib (6), flow-guiding channel (62) lower part is provided with and dedusting box cavity
The multiple apopores (63) being connected, apopore (63) be respectively positioned on the first sponge plate (85a) or the second sponge plate (85b) just on
Side constitutes the water structure of the first sponge plate and the second sponge plate.
6. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 1, which is characterized in that cabinet (7) side wall
On be provided with fan mounting holes (73) corresponding with fan (3), fan (3) is installed in fan mounting holes (73), dedusting
The battery settling groove (76) for installing battery is provided in case, battery settling groove (76) is provided with the electricity for fan power supply
Pond.
7. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 1, which is characterized in that the electrostatic attraction plate
(9) include top plate made of insulating materials (91) and be evenly arranged on multiple suctions arranged in parallel of top plate (91) lower surface vertically
Corbel back slab (92), attracting board (92) are made of conductor material, and attracting board (92) is located at the surface of suction inlet (71).
8. hand holding type miniature dust suction environment-friendly dust-proof eraser according to claim 1, which is characterized in that set on the cover board (2)
It is equipped with the first connecting hole (21), the second connecting hole (75) corresponding with the first connecting hole (21), cover board is provided on cabinet (7)
(2) the second connection bolt (1) by spinning in the first connecting hole (21) and corresponding second connecting hole (75) is installed on case
Body top constitutes reassembling type connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820743597.2U CN208558798U (en) | 2018-05-18 | 2018-05-18 | A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820743597.2U CN208558798U (en) | 2018-05-18 | 2018-05-18 | A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208558798U true CN208558798U (en) | 2019-03-01 |
Family
ID=65483536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820743597.2U Expired - Fee Related CN208558798U (en) | 2018-05-18 | 2018-05-18 | A kind of hand holding type miniature dust suction environment-friendly dust-proof eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208558798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481962A (en) * | 2018-05-18 | 2018-09-04 | 河南工程学院 | Hand holding type miniature dust suction environment-friendly dust-proof eraser |
| CN109733098A (en) * | 2019-03-10 | 2019-05-10 | 赵洁 | A kind of blackboard eraser with comprehensive dust-absorbing function |
-
2018
- 2018-05-18 CN CN201820743597.2U patent/CN208558798U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481962A (en) * | 2018-05-18 | 2018-09-04 | 河南工程学院 | Hand holding type miniature dust suction environment-friendly dust-proof eraser |
| CN109733098A (en) * | 2019-03-10 | 2019-05-10 | 赵洁 | A kind of blackboard eraser with comprehensive dust-absorbing function |
| CN109733098B (en) * | 2019-03-10 | 2020-07-10 | 盛佳 | Blackboard eraser with comprehensive dust collection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20200518 |