CN206485111U - A kind of dust absorption blackboard eraser - Google Patents
A kind of dust absorption blackboard eraser Download PDFInfo
- Publication number
- CN206485111U CN206485111U CN201620774734.XU CN201620774734U CN206485111U CN 206485111 U CN206485111 U CN 206485111U CN 201620774734 U CN201620774734 U CN 201620774734U CN 206485111 U CN206485111 U CN 206485111U
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- CN
- China
- Prior art keywords
- cotton body
- groove
- wet
- dry
- blackboard eraser
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- 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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Abstract
The utility model is related to a kind of dust absorption blackboard eraser, it is characterised in that the blackboard eraser includes:One base, a dry cotton body and a wet cotton body, the base top parallel interval are provided for fixing the first groove of the dry cotton body and the second groove for fixing the wet cotton body.Due to the polishing piece of blackboard eraser is divided into dry, wet two parts; wet cotton body, it is possible to prevente effectively from dust is produced, reaches protection teachers ' health purpose using the degreasing cotton material erasing chalk word of moistening; dry cotton body absorbs blackboard residual moisture, Convenient blackboard writing next time using staple material.The utility model can be widely applied in the making of blackboard eraser.
Description
Technical field
The utility model is related to a kind of letter written with chalk erasing instrument, especially with regard to a kind of dust suction of letter written with chalk on erasing blackboard
Blackboard eraser.
Background technology
Blackboard eraser is in teaching field using for many years, and almost each classroom is equipped with blackboard eraser.Traditional blackboard eraser is being wiped
Dust can be produced when wiping letter written with chalk, the health of teacher can be damaged year in year out by working under such circumstances, and traditional blackboard
The pressing that need to exert oneself in erasing chalk word is wiped letter written with chalk could completely to be wiped clean, it is relatively elaborate.
For above-mentioned situation, occur some in the prior art as used driven by power to carry out the novel blackboard eraser of dust suction,
But it is due to that structure is complex, promotes inconvenience.
The content of the invention
In view of the above-mentioned problems, to be to provide a kind of simple in construction and without using electric power dust suction black for the purpose of this utility model
Blackboard eraser.
To achieve the above object, the utility model takes following technical scheme:A kind of dust absorption blackboard eraser, it is characterised in that
The blackboard eraser includes:One base, a dry cotton body and a wet cotton body, the base top parallel interval are provided for fixing described dry
First groove of cotton body and the second groove for fixing the wet cotton body.
Preferably, the first groove inner circumferential is arranged at intervals some cards that are used for and sets the projection for fixing the dry cotton body.
Preferably, the dry cotton body is made of bibulous staple material tight arrangement intertexture, the dry cotton body
Size and first groove match, it is described raised for the dry cotton body to be embedded in first groove.
Preferably, the both ends of second groove be provided with one be used for block set the neck of the fixation wet cotton body.
Preferably, the wet cotton body includes a cotton body, an installation band and two elastic cards, and the cotton body is good using moisture retention
Absorbent cotton material tight, which interweaves, to be made, and is enclosed below the cotton body and is set the fixed installation band, the size of the installation band and institute
The second groove match is stated, corresponding with groove position described in two, the two ends for installing band stretch out respectively sets an institute
Elastic card is stated, the corresponding neck of elastic card insertion described in two sets the wet cotton body card to be fixed in second groove.
The utility model is due to taking above technical scheme, and it has advantages below:1st, the utility model includes base,
Base top parallel interval is provided with dry cotton body and wet cotton body, due to the polishing piece of blackboard eraser is divided into dry, wet two parts, wet cotton
Body, it is possible to prevente effectively from dust is produced, reaches protection teachers ' health purpose using the degreasing cotton material erasing chalk word of moistening;It is dry
Cotton body absorbs blackboard residual moisture, Convenient blackboard writing next time using staple material.2nd, existing ordinary blackboard eraser wipes letter written with chalk
When, it is wiped clean, it is often necessary to firmly pin blackboard eraser, and when using moistening cotton material erasing of the present utility model, only
Need to gently wipe can wipe letter written with chalk, save muscle power;The utility model is simple in construction, without using electric power, profile and makes
It is similar to ordinary blackboard eraser with method, conveniently promote the use of.3rd, wet cotton body of the present utility model is due to using elastic cassette and bottom
Seat is fixed, and convenient install recovers performance with dismounting, wet cotton body using detachably being cleaned after a period of time.The present invention
In the making that can be widely applied to blackboard eraser.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model base;
Fig. 3 is the structural representation of the wet cotton body of the utility model.
Embodiment
Come to carry out the present invention detailed description below in conjunction with accompanying drawing.It should be appreciated, however, that accompanying drawing has been provided only more
Understand the present invention well, they should not be interpreted as limitation of the present invention.In the description of the invention, it is to be understood that
Term " first ", " second " etc. are only used for the purpose of description, and it is not intended that indicating or implying relative importance.
As shown in figure 1, the dust absorption blackboard eraser that the utility model is provided includes a base 1, a wet cotton body 3 of dry cotton body 2 and one,
Base 1 can use rectangular parallelepiped structure, and the top parallel interval of base 1 sets the first groove 11 and the second groove 12, the first groove
11 are used to dry cotton body 2 is fixedly installed, and the second groove 12 is used to wet cotton body 3 is fixedly installed.
In a preferred embodiment, as shown in Fig. 2 the inner circumferential of the first groove 11 is arranged at intervals some raised 13, this
Six projections 13 are provided with embodiment, as example, not limited to this can be configured according to actual conditions.
In a preferred embodiment, dry cotton body 2 can be interweaved using the arrangement of the material tights such as bibulous staple
Rectangular parallelepiped structure, the size of dry cotton body 2 matches with the first groove 11.In use, dry cotton body 2 is consolidated by projection 13
Surely it is embedded in the first groove 11.
In a preferred embodiment, the both ends of the second groove 12 are provided with a neck 14.
In a preferred embodiment, as shown in figure 3, wet cotton body 3, which includes a cotton body 31, one, installs the elasticity of band 32 and two
Card 33, cotton body 31 is interweaved using material tights such as the good absorbent cotton of moisture retention to be made, and the lower section of cotton body 31, which is enclosed, sets fixed installation band
32, the size for installing band 32 matches with the second groove 12, and the position of neck 14 with the second groove 12 is corresponding, installs band 32
Two ends stretch out respectively setting elastic card 33.In use, inserting respective card slot 14 by two elastic cards 33 for installing band 32
The wet card of cotton body 3 is set to be fixed in the second groove 12.
Describe the use process of dust absorption blackboard eraser of the present utility model in detail below by specific embodiment.
The utility model keeps it in moisture state in use, pour suitable quantity of water on wet cotton body 3 first, is wiping powder
First wiped, now, can be wiped easily by the degreasing cotton material of moistening towards letter written with chalk using the wet side of cotton body 3 during word
Letter written with chalk on blackboard, and dust will not be produced with the presence of moisture during due to wiping, while dry cotton body 2 is located at wet cotton body 3
Rear, can then blot the water mark remained on blackboard, convenient writing next time.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each part, connected mode etc. are all can be with
It is varied from, every equivalents carried out on the basis of technical solutions of the utility model and improvement should not be excluded
Outside protection domain of the present utility model.
Claims (1)
1. a kind of dust absorption blackboard eraser, it is characterised in that the blackboard eraser includes:One base, a dry cotton body and a wet cotton body, the bottom
Seat top parallel interval is provided for fixing the first groove of the dry cotton body and the second groove for fixing the wet cotton body;
The first groove inner circumferential is arranged at intervals some cards that are used for and sets the projection for fixing the dry cotton body;
The dry cotton body is made of bibulous staple material tight arrangement intertexture, the size of the dry cotton body and described the
One groove match, it is described raised for the dry cotton body to be embedded in first groove;
The both ends of second groove be provided with one be used for block set the neck of the fixation wet cotton body;
The wet cotton body includes a cotton body, an installation band and two elastic cards, and the cotton body is using the good degreasing cotton material of moisture retention
Close intertexture is made, and is enclosed below the cotton body and sets the fixed installation band, the size of the installation band and second groove
Match, corresponding with groove position described in two, the two ends for installing band stretch out respectively sets elastic card, two described in one
The corresponding neck of elastic card insertion sets the wet cotton body card to be fixed in second groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620774734.XU CN206485111U (en) | 2016-07-21 | 2016-07-21 | A kind of dust absorption blackboard eraser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620774734.XU CN206485111U (en) | 2016-07-21 | 2016-07-21 | A kind of dust absorption blackboard eraser |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206485111U true CN206485111U (en) | 2017-09-12 |
Family
ID=59767584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620774734.XU Expired - Fee Related CN206485111U (en) | 2016-07-21 | 2016-07-21 | A kind of dust absorption blackboard eraser |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206485111U (en) |
-
2016
- 2016-07-21 CN CN201620774734.XU patent/CN206485111U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20170912 Termination date: 20190721 |
|
CF01 | Termination of patent right due to non-payment of annual fee |