CN202138121U - Dust removal eraser - Google Patents
Dust removal eraser Download PDFInfo
- Publication number
- CN202138121U CN202138121U CN201120273758U CN201120273758U CN202138121U CN 202138121 U CN202138121 U CN 202138121U CN 201120273758 U CN201120273758 U CN 201120273758U CN 201120273758 U CN201120273758 U CN 201120273758U CN 202138121 U CN202138121 U CN 202138121U
- Authority
- CN
- China
- Prior art keywords
- dust
- housing
- shell
- blackboard eraser
- wiping
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a dust removal eraser, which comprises a shell, an erasing portion and an electric portion. The shell is provided with a groove, the bottom of the erasing portion is provided with a protrusion, and the protrusion is embedded into the groove of the shell, so that the erasing portion and the shell are combined tightly, and the electric portion is fastened on the shell through screws. The dust removal eraser is complete in functions, integrates the functions of erasion, dust absorption and dust storage and has the advantages of low noise, less power consumption, long service life, economy, practicality, environmental protection, so that dust flying is completely avoided and fitness of teachers and students is kept.
Description
Technical field
The utility model relates to a kind of Dust-removing blackboard eraser.
Background technology
Blackboard is still main teaching aid at present, is used for aided education.But existing blackboard eraser can not effectively solve the Problems of dust of blackboard eraser.Medical science is verified, and the teacher sucks the easy disease that gets various respiratory systems of dust throughout the year, and its incidence of disease is more than 5 times of normal person, has a strong impact on the healthy of teacher.
The utility model content
The purpose of the utility model provides a kind of Dust-removing blackboard eraser; Solve the effectively problem of dedusting of existing blackboard eraser, the technical scheme of taking is: comprise housing, wiping part and electronic part three parts composition, be provided with groove at housing parts; Wiping part bottom is provided with convexity; The convexity of wiper member is embedded in the groove of housing parts, makes wiper member and housing combine closely, and electronic part is fastened on the housing through screw.
Housing parts is made up of cover plate, chalk dust receiving room and chalk dust screen pack three parts.Be provided with the side brush at the edge of housing, be used for assisting blackboard wiping.
Electronic part comprises a motor, lead battery and controller composition.
Battery is used for to revolution provides electric energy, behind the controller opens, drives the dust-absorbing motor running, and dust is sucked the chalk dust receiving room.
Wiping part bottom is removable sponge, and sponge bonds together through two sides sticker and wiping part bottom.Can be easy to after the use take off and, reuse after the cleaning.The wiping efficient of blackboard eraser can be kept, and the service life of blackboard eraser main body can be prolonged.
The advantage of the utility model is economy, environmental protection.And multiple functional, integrate wiping, dust suction, storage dirt function, have low noise, little power consumption, long, economical and practical advantage of life-span simultaneously, overcome dust from flying fully, and the protection teachers and students are healthy.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment.
Fig. 2 is the generalized section of the utility model.
Fig. 3 is the enlarged diagram of A portion among Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description.
A kind of Dust-removing blackboard eraser; Comprise housing, wiping part and electronic part three parts composition; Be provided with groove 9 at housing parts, wiping part bottom is provided with convexity 10, and the convexity of wiper member is embedded in the groove of housing parts; Make wiper member and housing combine closely, electronic part is fastened on the housing through screw.
Housing parts is made up of cover plate 3, chalk dust receiving room 4 and chalk dust screen pack 8 three parts.Be provided with side brush 1 at the edge of housing, be used for assisting blackboard wiping.
Electronic part comprises a motor, lead battery and controller 2 compositions.
Battery is used for to revolution provides electric energy, behind the controller opens, drives the dust-absorbing motor running, and dust is sucked the chalk dust receiving room.
Wiping part bottom is provided with 5 promising removable sponges 6, and sponge bonds together through two sides sticker 7 and wiping part bottom 5.Can be easy to after the use take off and, reuse after the cleaning.The wiping efficient of blackboard eraser can be kept, and the service life of blackboard eraser main body can be prolonged.
Claims (4)
1. Dust-removing blackboard eraser; It is characterized in that: comprise housing, wiping part and electronic part three parts composition, be provided with groove at housing parts, wiping part bottom is provided with convexity; The convexity of wiper member bottom is embedded in the groove of housing parts, makes wiper member and housing combine closely.
2. a kind of Dust-removing blackboard eraser according to claim 1 is characterized in that: housing parts is made up of cover plate, chalk dust receiving room and chalk dust screen pack three parts, is provided with the side brush at the edge of housing, is used for assisting blackboard wiping.
3. a kind of Dust-removing blackboard eraser according to claim 1 is characterized in that: electronic part comprises a motor, lead battery and controller composition.
4. a kind of Dust-removing blackboard eraser according to claim 1 is characterized in that: wiping part bottom is provided with removable sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120273758U CN202138121U (en) | 2011-07-30 | 2011-07-30 | Dust removal eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120273758U CN202138121U (en) | 2011-07-30 | 2011-07-30 | Dust removal eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202138121U true CN202138121U (en) | 2012-02-08 |
Family
ID=45549197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120273758U Expired - Fee Related CN202138121U (en) | 2011-07-30 | 2011-07-30 | Dust removal eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202138121U (en) |
-
2011
- 2011-07-30 CN CN201120273758U patent/CN202138121U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20120730 |