CN208101521U - A kind of dust absorption blackboard eraser - Google Patents
A kind of dust absorption blackboard eraser Download PDFInfo
- Publication number
- CN208101521U CN208101521U CN201820862666.1U CN201820862666U CN208101521U CN 208101521 U CN208101521 U CN 208101521U CN 201820862666 U CN201820862666 U CN 201820862666U CN 208101521 U CN208101521 U CN 208101521U
- Authority
- CN
- China
- Prior art keywords
- dust
- exhaust apparatus
- dust exhaust
- blackboard eraser
- fan assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of dust absorption blackboard erasers, including dust exhaust apparatus and fan assembly, the dust exhaust apparatus is upper and lower two groups of box bodys, and several groups spring is symmetrically and evenly installed on the wall of square box front and rear sides on dust exhaust apparatus, the spring end is connected to anode electrode, and cathode electrode is installed in parallel on the anode electrode central box of two sides, vibration generator is installed between the anode electrode and wall surface；Described dust exhaust apparatus one end is equipped with fan assembly, and the dust exhaust apparatus other end is equipped with dust collecting trough, axial-flow fan is installed inside the fan assembly, and fan assembly is provided with downwards exhaust passage, collector is installed in the dust collecting trough, and handle is installed on collector, blackboard eraser block is installed below the dust exhaust apparatus.The device generates electric field by anode electrode and cathode electrode and sufficiently adsorbs to the dust in air, and electrostatic precipitation does not generate vibration and noise.
Description
Technical field
The utility model relates to blackboard eraser technical field, specially a kind of dust absorption blackboard eraser.
Background technique
It is the ordinary articles of class-teaching of teacher with blackboard eraser, for wiping the writing of chalk-writing on blackboard.
When chalk writings on erased the board with blackboard eraser, since existing blackboard eraser cannot absorb chalk dust, learn
Raw or teacher can make chalk dust fly upward everywhere when erasing the board, so that being sitting in front-seat student and teacher sucks breathing
Road generates very major injury to human body, and existing dust absorption blackboard eraser absorbs dust frequently with turbofan and strainer, and whirlpool
It is excessive to take turns fan noise, and strainer is poor to dust adsorption effect, while the later period is difficult to clear up to the dust in blackboard eraser.
If being able to solve problems if capable of inventing a kind of dust absorption blackboard eraser of low noise pitch absorption dust ability, it is
We provide a kind of dust absorption blackboard erasers for this.
Utility model content
The purpose of this utility model is to provide a kind of dust absorption blackboard erasers, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions：A kind of dust absorption blackboard eraser, including dust exhaust apparatus
And fan assembly, the dust exhaust apparatus be upper and lower two groups of box bodys, and on dust exhaust apparatus on the wall of square box front and rear sides symmetrically and evenly
Several groups spring is installed, the spring end is connected to anode electrode, and pacifies in parallel on the anode electrode central box of two sides
Equipped with cathode electrode, vibration generator is installed between the anode electrode and wall surface；Described dust exhaust apparatus one end is equipped with wind
Fan device, and the dust exhaust apparatus other end is equipped with dust collecting trough, and axial-flow fan, and fan assembly are equipped with inside the fan assembly
It is provided with exhaust passage downwards, collector is installed, and handle is installed on collector in the dust collecting trough, below the dust exhaust apparatus
Blackboard eraser block is installed, and top plate is equipped with by card slot above dust exhaust apparatus.
Preferably, the fan assembly shell is cylindrical structure, and cylinder is fixed in the one side wall of dust exhaust apparatus, in wind
Fan device shell with the openings that are connected to the two are equipped at dust exhaust apparatus cage connection, and openings and exhaust passage end are pacified
Equipped with strainer.
Preferably, dust collecting trough is the cavity of side wall and dust exhaust apparatus perforation, and collector is to be bonded with dust collecting trough inner wall
Metal slice.
Preferably, dust exhaust apparatus shell is two groups of opposite plastic box bodies, and dust exhaust apparatus inner cathode electrode and anode are electric
Box body between pole is provided with through hole.
Preferably, blackboard eraser block is the sponge block for being coated with flannelette, and blackboard eraser block following table is tilted towards center, the blackboard eraser block
It is installed under dust exhaust apparatus in square box, and is provided on blackboard eraser block and through hole compatible on dust exhaust apparatus.
Compared with prior art, the utility model has the beneficial effects that：
1. the device generates electric field by anode electrode and cathode electrode and sufficiently adsorbs to the dust in air, while electrostatic
Dedusting does not generate vibration and noise, is easy to use.
2. the device flows air by axial-flow fan, axial-flow fan entirety wind speed is uniform, and wall air velocity is different
Dust is caused to be attached to dust exhaust apparatus inner wall, while axial-flow fan has low noise a little, generates when further decreasing use
Noise.
3. the dust that the device facilitates the later period to remove anode electrode surface by shaking generator, by being provided with dust collecting trough
The later period is facilitated to handle the deashing of blackboard eraser with collector, top plate is mounted on 1 upper surface of dust exhaust apparatus by card slot, after convenient
Phase, which uncaps, overhauls inside.
Detailed description of the invention
Fig. 1 is the utility model structural blast schematic diagram；
Fig. 2 is the utility model obliquely downward structural blast schematic diagram；
Fig. 3 is the utility model section view；
Fig. 4 is the top view of dust exhaust apparatus in Fig. 1.
In figure：1 dust exhaust apparatus, 101 springs, 102 anode electrodes, 103 cathode electrodes, 104 vibration generators, 2 blackboard eraser blocks,
3 top plates, 4 fan assemblies, 401 exhaust passages, 402 axial-flow fans, 403 strainers, 5 dust collecting troughs, 6 collectors, 7 handles.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the technical solution in the utility model, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution：A kind of dust absorption blackboard eraser, including 1 He of dust exhaust apparatus
Fan assembly 4, dust exhaust apparatus 1 is upper and lower two groups of box bodys, and is symmetrically and evenly installed on the wall of square box front and rear sides on dust exhaust apparatus 1
There is several groups spring 101,101 end of spring is connected to anode electrode 102, and puts down on 102 central box of two sides anode electrode
Row is equipped with cathode electrode 103, and vibration generator 104 is equipped between anode electrode 102 and wall surface；1 one end of dust exhaust apparatus peace
Equipped with fan assembly 4, and 1 other end of dust exhaust apparatus is equipped with dust collecting trough 5, and axial-flow fan 402 is equipped with inside fan assembly 4,
And fan assembly 4 is provided with downwards exhaust passage 401, collector 6 is equipped in dust collecting trough 5, and handle 7 is equipped on collector 6, inhales
Blackboard eraser block 2 is installed below dirt device 1, and top plate 3 is equipped with by card slot above dust exhaust apparatus 1.
Further, 4 shell of fan assembly is cylindrical structure, and cylinder is fixed in the one side wall of dust exhaust apparatus 1, in wind
4 shell of fan device with openings that the two be connected to are equipped at 1 cage connection of dust exhaust apparatus, and openings and exhaust passage 401 are last
End is mounted on strainer 403.
Further, dust collecting trough 5 is the cavity that side wall and dust exhaust apparatus 1 penetrate through, and collector 6 is and 5 inner wall of dust collecting trough
The metal slice of fitting.
Further, 1 shell of dust exhaust apparatus is two groups of opposite plastic box bodies, and 1 inner cathode electrode of dust exhaust apparatus, 103 He
Box body between anode electrode 102 is provided with through hole.
Further, blackboard eraser block 2 is the sponge block for being coated with flannelette, and 2 following table of blackboard eraser block is tilted towards center, blackboard eraser block
2 are installed under dust exhaust apparatus 1 in square box, and are provided with and through hole compatible on dust exhaust apparatus 1 on blackboard eraser block 2.
Working principle：Blackboard eraser block 2 is installed under dust exhaust apparatus 1 in square box, axial-flow fan in fan assembly 4 is passed through
402 rotations drive air to enter inside dust exhaust apparatus 1 from 2 surface of blackboard eraser block, and air passes through anode electrode 102 and cathode electrode
103 electric field, dust are attracted to 102 surface of anode electrode, vertically put dust exhaust apparatus 1 when anode electrode 102 is closed
And make dust collecting trough 5 in lower section, shaking anode electrode 102 by vibration generator 104 falls the dust on 102 surface of anode electrode
Enter in dust collecting trough 5, is shoveled out the dust being collected into inside dust collecting trough 5 by collector 6.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of dust absorption blackboard eraser, including dust exhaust apparatus (1) and fan assembly (4), it is characterised in that：The dust exhaust apparatus (1)
For upper and lower two groups of box bodys, and several groups spring is symmetrically and evenly installed on the wall of square box front and rear sides on dust exhaust apparatus (1)
(101), spring (101) end is connected to anode electrode (102), and is put down on two sides anode electrode (102) central box
Row is equipped with cathode electrode (103), and vibration generator (104) is equipped between the anode electrode (102) and wall surface；The suction
Dirt device (1) one end is equipped with fan assembly (4), and dust exhaust apparatus (1) other end is equipped with dust collecting trough (5), the fan dress
It sets and is equipped with axial-flow fan (402) inside (4), and fan assembly (4) is provided with downwards exhaust passage (401), in the dust collecting trough (5)
It is equipped with collector (6), and handle (7) is installed on collector (6), blackboard eraser block is installed below the dust exhaust apparatus (1)
(2), top plate (3) and above dust exhaust apparatus (1) by card slot are installed.
2. a kind of dust absorption blackboard eraser according to claim 1, it is characterised in that：Fan assembly (4) shell is cylinder
Structure, and cylinder is fixed in the one side wall of dust exhaust apparatus (1), in fan assembly (4) shell and dust exhaust apparatus (1) cage connection
Place is equipped with the openings for being connected to the two, and openings and exhaust passage (401) end are mounted on strainer (403).
3. a kind of dust absorption blackboard eraser according to claim 1, it is characterised in that：The dust collecting trough (5) is side wall and dust suction
The cavity of device (1) perforation, and collector (6) is the metal slice being bonded with dust collecting trough (5) inner wall.
4. a kind of dust absorption blackboard eraser according to claim 1, it is characterised in that：Dust exhaust apparatus (1) shell is two groups
Opposite plastic box body, and the box body between dust exhaust apparatus (1) inner cathode electrode (103) and anode electrode (102) is provided with perforation
Hole.
5. a kind of dust absorption blackboard eraser according to claim 1, it is characterised in that：The blackboard eraser block (2) is to be coated with flannelette
Sponge block, and blackboard eraser block (2) following table is tilted towards center, and the blackboard eraser block (2) is installed on square box under dust exhaust apparatus (1)
It is interior, and be provided on blackboard eraser block (2) and compatible through hole on dust exhaust apparatus (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820862666.1U CN208101521U (en) | 2018-06-05 | 2018-06-05 | A kind of dust absorption blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820862666.1U CN208101521U (en) | 2018-06-05 | 2018-06-05 | A kind of dust absorption blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208101521U true CN208101521U (en) | 2018-11-16 |
Family
ID=64125669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820862666.1U Expired - Fee Related CN208101521U (en) | 2018-06-05 | 2018-06-05 | A kind of dust absorption blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208101521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223940A (en) * | 2020-09-17 | 2021-01-15 | 杨志文 | Novel blackboard eraser convenient for teachers to use |
-
2018
- 2018-06-05 CN CN201820862666.1U patent/CN208101521U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223940A (en) * | 2020-09-17 | 2021-01-15 | 杨志文 | Novel blackboard eraser convenient for teachers to use |
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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: 20181116 Termination date: 20200605 |