CN208730664U - Clean blackboard eraser - Google Patents
Clean blackboard eraser Download PDFInfo
- Publication number
- CN208730664U CN208730664U CN201820352251.XU CN201820352251U CN208730664U CN 208730664 U CN208730664 U CN 208730664U CN 201820352251 U CN201820352251 U CN 201820352251U CN 208730664 U CN208730664 U CN 208730664U
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- China
- Prior art keywords
- bristle
- handle
- block
- wiping
- blackboard eraser
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Abstract
The utility model provides a kind of cleaning blackboard eraser, the blackboard eraser includes spongy layer and cleaning layer, spongy layer is arranged between handle and cleaning layer, cleaning layer is provided with bristle portion and looped pile portion far from the side of handle, bristle portion is arranged alternately with looped pile portion, multiple looped piles are provided in looped pile portion, more bristles are provided in bristle portion, the width of bristle radially gradually becomes smaller from the free end of fixing end to the bristle of bristle, using the above structure, looped pile portion and spongy layer on wiping block are used to water lock, so that during blackboard eraser wiping, there is enough water to absorb the residue of water-soluble chalk on blackboard, the bristle in bristle portion on wiping block has certain hardness, and the width of bristle radially gradually becomes smaller from the free end of fixing end to the bristle of bristle, so that during wiping blackboard back and forth, the free end of bristle can enter The recess of blackboard simultaneously takes the residue in recess out of, convenient for thoroughly cleaning.
Description
Technical field
The utility model relates to teaching equipment fields, more particularly, to a kind of cleaning blackboard eraser.
Background technique
Currently, need to be improved to the common chalk used, in order to reduce dust pollution on classroom so that water soluble powder
Pen gradually appears on classroom instead of common chalk.Water-soluble chalk on cleaning blackboard, can get wet blackboard eraser on blackboard
The residue of chalk wiped, but since the surface of blackboard is that rough, common blackboard eraser can not will be in blackboard
The residue of chalk in recess cleans up, and a large amount of chalk residue is still remained on blackboard, if continuing writing on the blackboard, on blackboard
Blur, students can not clearly see writing on the blackboard content, cause certain inconvenience.
Summary of the invention
The main purpose of the utility model is to provide a kind of cleaning blackboard eraser of the chalk residue of blackboard recess capable of washing.
To realize above-mentioned main purpose, cleaning blackboard eraser provided by the utility model includes handle and wiping block, handle and
Wiping block connection, wiping block includes spongy layer and cleaning layer, and on the thickness direction of wiping block, spongy layer setting is in handle and wipes
It wipes between layer, cleaning layer is provided with bristle portion and looped pile portion far from the side of handle, and bristle portion is arranged alternately with looped pile portion, looped pile
It is provided with multiple looped piles in portion, more bristles are provided in bristle portion, the width of bristle radially is from the fixing end of bristle to brush
The free end of hair gradually becomes smaller.
As it can be seen that the looped pile portion and spongy layer on wiping block are used to water lock, so that having enough during blackboard eraser wiping
Water absorb the residue of water-soluble chalk on blackboard, the bristle in bristle portion on wiping block has certain hardness, and
And the width of bristle radially gradually becomes smaller from the free end of fixing end to the bristle of bristle, so that in the mistake for wiping blackboard back and forth
Cheng Zhong, the free end of bristle can enter the recess of blackboard and take the residue in recess out of, while the free end of bristle
It is reduced with the contact area of blackboard, the frictional force generated during wiping back and forth is reduced, and makes the more time saving province of process of wiping
Power.
Further embodiment is that handle is connected with the side of link block, the other side of link block close to one end of wiping block
Connect wiping block.
As it can be seen that the medium that link block is connect as handle with wiping block.
Further embodiment is that link block is provided with multiple injection hooks on wiping block side, and wiping block is close to connection
The side of block is connected with fur patch, the fur and project hook mating connection that fur sticks.
As it can be seen that the connection of wiping block and link block is the mating connection by projecting hook and fur patch, this kind of connection type
It can be achieved to tear, wiping block can be changed quickly.
Further embodiment is that handle is in class cuboid, and end face of the handle far from wiping block is arc-shaped, is provided on handle
Handle is arranged in far from the end face of wiping block in first hand and second hand, first hand, and second hand is set
It sets on the lateral wall of handle, second hand is oval.
As it can be seen that the end face of handle is arc-shaped, the radian of palm when holding handle, first hand and second handle can be cooperated
The setting in portion also cooperates the placement of finger when holding handle, so that improving the comfort level of hand during wiping.
Further embodiment is that wiping block is rectangle, and bristle portion is rectangle respectively with looped pile portion, bristle portion and looped pile
Portion is arranged alternately.
As it can be seen that respectively rectangular bristle portion is arranged alternately with looped pile portion, brush during wiping, in bristle portion
Hair takes the residue of blackboard recess out of have enough moisture absorptions to take out of in rear looped pile portion residue.
Further embodiment is that handle includes flexible glue block and supporting block, and flexible glue block is coated on the periphery wall of supporting block, the
Leader portion and second handle portion are separately positioned on flexible glue block.
As it can be seen that supporting block supports flexible glue block, first hand and second handle portion are separately positioned on flexible glue block, so that
The grip feeling of hand is more preferably more comfortable in wiping process.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model cleaning blackboard eraser embodiment.
Fig. 2 is the structure chart at another visual angle of the utility model cleaning blackboard eraser embodiment.
Fig. 3 is the cross-sectional view of wiping block in the utility model cleaning blackboard eraser embodiment.
Fig. 4 is the main view of wiping block in the utility model cleaning blackboard eraser embodiment.
The following is a further explanation of the present invention with reference to the accompanying drawings and embodiments.
Specific embodiment
The cleaning blackboard eraser of the utility model is applied in teaching aid, and the wiping block of blackboard eraser includes spongy layer and cleaning layer,
Cleaning layer is provided with bristle portion and looped pile portion far from the side of handle, and bristle portion is arranged alternately with looped pile portion, setting in bristle portion
There are more bristles, bristle has certain hardness, and freedom of the width of bristle radially from the fixing end of bristle to bristle
End gradually becomes smaller, so that the free end of bristle can enter the recess of blackboard and will recess during wiping blackboard back and forth
Residue in place is taken out of, so that cleaning is more thorough.
Referring to Fig. 1, Fig. 2, the cleaning blackboard eraser of the utility model includes handle 1 and wiping block, and wiping block is connect with handle 1.
In the present embodiment, handle 1 be in class cuboid, handle 1 include the first face 11, the second face 12, third face 13, fourth face 14,
5th face 15 and the 6th face 16, wiping block are connected on the 6th face 16 of handle 1, and the first face 11 of handle 1 connects as user
First face 11 of the contact surface of user's palm when contact handle 1, handle 1 is arc-shaped, and palm holds when cooperating palm contacts handle 1
Appearance improves comfort when holding handle 1.First hand 17 and second hand 18 are additionally provided on handle 1, in this implementation
In example, the quantity of first hand 17 is two, and first hand 17 is provided on the first face 11 of handle 1, two first
Hand 17 is separately positioned on the first face 11 of handle 1 on the one end in the second face 12 and the first face 11 of handle 1 is close to
On the one end in three faces 13, inner recess of the first hand 17 towards handle 1, the shape of the shape cooperation finger of first hand 1
Shape.In the present embodiment, the quantity of second hand 18 is also two, and two second hands 18 are separately positioned on handle 1
On 5th face 15 of fourth face 14 and handle, second hand 18 is oval, and second hand 18 is also towards the inside of handle 1
Recess, second hand 18 be used for place hand hold with a firm grip handle 1 when finger, second hand 18 recess opponent's fingering row limit
The comfort of hand gripping handles 1 is improved in position.
In the present embodiment, link block 2 is also connected between handle 1 and wiping block, link block 2 is rectangle, link block 2
Length and width are all larger than the length and width of handle 1, so that the handle 1 of blackboard eraser is adapting to the same of volume that palm will appreciate that
When blackboard eraser on have enough spaces setting wiping block.Wiping block is set up directly on handle can also.
Referring to Fig. 3, in the present embodiment, wiping block 3 includes spongy layer 32, cleaning layer 31 and fur patch 33, is being wiped
On the thickness direction of block, the setting of spongy layer 32 between fur patch 33 and cleaning layer 31, be convenient for for absorbing moisture by spongy layer 32
There is enough moisture to attract the residue of the water-soluble chalk on blackboard in blackboard eraser during wiping.Referring to fig. 4, it wipes
Be provided with bristle portion 311 and looped pile portion 312 on the wiping surface of 31 side, that is, cleaning layer 31 far from handle 1 of layer, bristle portion 311 and
Looped pile portion 312 is arranged alternately, and in the present embodiment, wiping block 3 is rectangle, and bristle portion 311 is with looped pile portion 312 respectively in rectangular
Shape, bristle portion 311 are arranged alternately with looped pile portion 312, the length direction of bristle portion 311, looped pile portion 312 length direction respectively with
The length direction of wiping block 3 is parallel.Respectively rectangular bristle portion 311 is arranged alternately with looped pile portion 312, in the process of wiping
In, there are enough moisture absorptions in looped pile portion 312 while the bristle in bristle portion 311 takes the residue of blackboard recess out of
The residue taken out of.Multiple looped piles are provided in looped pile portion 312, looped pile is the long strip type rope being made of by one a variety of yarns
Both ends along its length, which connect, to be formed.It is provided with more bristles in bristle portion 311, the width of bristle radially is from bristle
The free end of fixing end to bristle gradually becomes smaller, so that the free end of bristle can enter black during wiping blackboard back and forth
The recess of plate simultaneously takes the residue in recess out of, while the contact area of the free end of bristle and blackboard is reduced, and is coming
The frictional force generated during returning wiping is reduced, and keeps the process of wiping more time saving and energy saving.
Link block 2 is provided with multiple injection hooks on 3 side of wiping block, and wiping block 3 is connected close to the side of link block 2
There is fur patch, the fur that fur sticks and injection hook are cooperatively connected, this kind of connection type can realize tearing, and wiping can be changed quickly
Block 3.
Looped pile portion 312 and spongy layer 32 on wiping block 3 are used to absorb moisture, so that during blackboard eraser wiping,
There is enough water to absorb the residue of water-soluble chalk on blackboard, the bristle in bristle portion 311 on wiping block 3 has certain
Hardness, and the width of bristle radially gradually becomes smaller from the free end of fixing end to the bristle of bristle, so that wiping back and forth
During wiping blackboard, the free end of bristle can enter the recess of blackboard and take the residue in recess out of, brush simultaneously
The free end of hair and the contact area of blackboard are reduced, and the frictional force generated during wiping back and forth is reduced, and makes the mistake of wiping
Journey is more time saving and energy saving.
Handle 1 includes flexible glue block 10 and supporting block 19, and flexible glue block 10 is coated on the periphery wall of supporting block 19, the first in command
Portion 17 and second hand 18 are separately positioned on flexible glue block 10, so that the grip feeling of hand is more preferably more comfortable in wiping process.?
In the present embodiment, supporting block 19 includes the first supporting block 191 and two the second supporting blocks 192, and the first supporting block 191 is arranged in hand
On first face 11 of handle 1, two the second supporting blocks 192 are separately positioned on the third face 13 in the second face 12 and handle 1 of handle 1
On, flexible glue block 10 is arranged between the first supporting block 191 and the second supporting block 192.
Finally it is emphasized that the above is only the preferred embodiment of the present invention, it is not limited to this reality
With novel, for those skilled in the art, the utility model can have various change and change, all in the utility model
Spirit and principle within, any modification, equivalent substitution, improvement and etc. done should be included in the protection model of the utility model
Within enclosing.
Claims (6)
1. cleaning blackboard eraser, which is characterized in that the blackboard eraser includes handle and wiping block, and the handle is connect with the wiping block,
The wiping block includes spongy layer and cleaning layer, and on the thickness direction of the wiping block, the spongy layer is arranged in the hand
Between handle and the cleaning layer, the cleaning layer is provided with bristle portion and looped pile portion, the bristle far from the side of the handle
Portion is arranged alternately with looped pile portion, and multiple looped piles are provided in the looped pile portion, and more bristles are provided in the bristle portion, described
The width of bristle radially gradually becomes smaller from the free end of fixing end to the bristle of the bristle.
2. cleaning blackboard eraser according to claim 1, it is characterised in that:
The handle is connected with the side of link block close to one end of the wiping block, described in the other side connection of the link block
Wiping block.
3. cleaning blackboard eraser according to claim 2, it is characterised in that:
The link block is provided with multiple injection hooks on the wiping block side, and the wiping block is close to the link block
Side is connected with fur patch, and the fur and the injection hook that the fur sticks are cooperatively connected.
4. cleaning blackboard eraser according to any one of claims 1 to 3, it is characterised in that:
The handle is in class cuboid, and end face of the handle far from the wiping block is arc-shaped, and the is provided on the handle
Leader portion and second hand, the first hand are arranged on end face of the handle far from the wiping block, institute
It states second hand to be arranged on the lateral wall of the handle, the second hand is oval.
5. cleaning blackboard eraser according to any one of claims 1 to 3, it is characterised in that:
The wiping block is rectangle, and the bristle portion is rectangle respectively with the looped pile portion, the bristle portion and the hair
Circle portion is arranged alternately.
6. cleaning blackboard eraser according to claim 4, it is characterised in that:
The handle includes flexible glue block and supporting block, and the flexible glue block is coated on the periphery wall of the supporting block, and described first
Handle portion and the second handle portion are separately positioned on the flexible glue block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820352251.XU CN208730664U (en) | 2018-03-15 | 2018-03-15 | Clean blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820352251.XU CN208730664U (en) | 2018-03-15 | 2018-03-15 | Clean blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208730664U true CN208730664U (en) | 2019-04-12 |
Family
ID=66021376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820352251.XU Active CN208730664U (en) | 2018-03-15 | 2018-03-15 | Clean blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208730664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155463A (en) * | 2020-10-22 | 2021-01-01 | 浦江环彩纺织有限公司 | Skin cleaning fabric and preparation method thereof |
-
2018
- 2018-03-15 CN CN201820352251.XU patent/CN208730664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155463A (en) * | 2020-10-22 | 2021-01-01 | 浦江环彩纺织有限公司 | Skin cleaning fabric and preparation method thereof |
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