CN208469415U - A kind of environmental protection Dust-reducing blackboard wiping - Google Patents
A kind of environmental protection Dust-reducing blackboard wiping Download PDFInfo
- Publication number
- CN208469415U CN208469415U CN201820398485.8U CN201820398485U CN208469415U CN 208469415 U CN208469415 U CN 208469415U CN 201820398485 U CN201820398485 U CN 201820398485U CN 208469415 U CN208469415 U CN 208469415U
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- China
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- storage case
- water storage
- hole
- movable plate
- sliding groove
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Abstract
The utility model belongs to technical field of living goods, and in particular to a kind of environmental protection Dust-reducing blackboard is wiped, including water storage case, connecting rod, water injection pipe and rub body set on water storage case lower surface；Inner wall is equipped with the sliding groove extended along the vertical direction at left and right sides of the water storage case, horizontally disposed movable plate is equipped in water storage case, movable plate left and right ends are equipped with protrusion, protrusion is moved along sliding groove extending direction, it is equipped in sliding groove and shrinks elastomer, elastomer one end is connected with sliding groove top, the other end is connected with protrusion for contraction；Water storage case top is equipped with first through hole and the second through-hole, and movable plate is equipped with third through-hole, and connecting rod passes through first through hole and connect with movable plate；The water storage case bottom end is evenly equipped with micropore；The rub body is detachably connected with water storage case, and the dust from flying after capable of preventing blackboard eraser facilitates environmental protection, while can save water resource again, has structure simple, easy to use, has ensured the health of Faculty and Students.
Description
Technical field
The utility model belongs to teaching aid technical field, and in particular to a kind of environmental protection Dust-reducing blackboard wiping.
Background technique
Currently, school classroom teaching is mostly also given lessons being write on blackboard with chalk, the writing on the blackboard of writing is by blackboard eraser wiping
It removes.Most of existing blackboard eraser is felt blackboard eraser, and a large amount of chalk dust, daily curricula can be generated when erasing the board
It needs repeatedly to erase the board, along with being air-dried, chalk powder flies everywhere, and chalk is mainly made of lime, gypsum, the powder of generation
Dust not only causes very major injury to the body of Faculty and Students, can also pollute air, if erased the board with rag auxiliary, takes
When it is laborious.
The Chinese patent of Publication No. CN203844488U discloses a kind of Dustproof erasers, wherein water filling cannot be controlled
System, use when, compare waste water, and the Chinese patent of Publication No. CN206201784U discloses a kind of push type blackboard eraser, institute
It states limbers to be unevenly distributed, the bad control of water in use, the Chinese patent of Publication No. CN201881778U discloses one kind
Can spraying eraser, the direction of water spray is difficult to control wet range in blackboard eraser front end.
Utility model content
The utility model aim is to provide a kind of environmentally friendly Dust-reducing blackboard and wipes, the dust from flying after capable of preventing blackboard eraser,
Facilitate environmental protection, while water resource can be saved again.
To achieve the goals above, the utility model devises a kind of environmentally friendly Dust-reducing blackboard wiping, including water storage case, connection
Bar, water injection pipe and the rub body set on water storage case lower surface；Inner wall is equipped at left and right sides of the water storage case extends along the vertical direction
Sliding groove, water storage case is interior to be equipped with horizontally disposed movable plate, and movable plate left and right ends are equipped with protrusion, and protrusion is along sliding groove extension side
To movement, be equipped in sliding groove and shrink elastomer, shrink elastomer one end be connected with sliding groove top, the other end and protrusion phase
Connection；Water storage case top is equipped with first through hole and the second through-hole, and movable plate is equipped with third through-hole, and connecting rod passes through first through hole
And connect with movable plate, water injection pipe passes through the second through-hole and is connected to third through-hole；The water storage case bottom end is evenly equipped with micropore；Institute
Rub body is stated to be detachably connected with water storage case.
Preferably, the water storage case is cuboid, and the length and width of movable plate are consistent with the length and width of water storage case inner wall.
Preferably, the connecting rod and the length of water injection pipe are all larger than water storage case height；Water injection pipe top is equipped with end cap.
Preferably, the water storage case top is equipped with handle.
Preferably, the rub body is hard foam, extended downwardly at left and right sides of the water storage case and at left and right sides of rub body
Bonding.
The utility model has the beneficial effects that
It is filled the water in the cavity that the utility model can be formed to movable plate with water storage case by water injection pipe, in use, pressing
Water-wet in water storage case can be moistened sponge brush and blacken the name of plate by connecting rod；The sponge can remove and be cleaned, the utility model
On the one hand it is erased the board with the wet sponge for crossing water, improves the utilization rate of water, the dust from flying after capable of preventing blackboard eraser has knot
Structure is simple, easy to use, has ensured the health of Faculty and Students.
Detailed description of the invention
Fig. 1 is the cross-sectional view that environmentally friendly Dust-reducing blackboard described in the utility model is wiped；
Fig. 2 is the schematic cross-section of water storage case.
Specific embodiment
The utility model is described in further details with reference to the accompanying drawing, but the protection scope of the utility model is not limited to
This.
Embodiment 1
As shown in Figs. 1-2, a kind of environmentally friendly Dust-reducing blackboard is wiped, water storage case 1, connecting rod 15, water injection pipe including cuboid
16 and the rub body 2 set on 1 lower surface of water storage case, and rub body 2 is detachably connected with water storage case 1；In 1 left and right sides of water storage case
Wall is equipped with the sliding groove 13 extended along the vertical direction, is equipped with horizontally disposed movable plate 11, the length and width of movable plate 11 in water storage case 1
Consistent with the length and width of 1 inner wall of water storage case, 11 left and right ends of movable plate are equipped with protrusion 12, and protrusion 12 is along 13 extending direction of sliding groove
Vertical motion, is equipped with contraction spring 14 in sliding groove 13,14 one end of contraction spring is connected with 13 top of sliding groove, the other end and
Protrusion 12 is connected；1 top of water storage case is equipped with first through hole and the second through-hole, and movable plate 11 is equipped with third through-hole, connecting rod
15 pass through first through hole and are fixedly connected with movable plate 11, and water injection pipe 16 passes through the second through-hole and is connected to third through-hole；It is described
1 bottom end of water storage case is evenly equipped with micropore 17.
The connecting rod 15 and the length of water injection pipe 16 are all larger than 1 height of water storage case；16 top of water injection pipe is equipped with end cap.
1 top of water storage case is equipped with handle 18.
The rub body 2 is hard foam, and 2 left and right ends of rub body are equipped with thread gluing, and 1 left and right sides wall of water storage case extends downwardly simultaneously
Nian Jie with 2 left and right ends of rub body, 2 top surface of rub body is abutted against with 1 lower surface of water storage case.
Before use, opening the end cap on 16 top of water injection pipe, formed by water injection pipe 16 to movable plate 11 and 1 bottom of water storage case
Water filling in cavity presses connecting rod 15 in use, covering the end cap on 16 top of water injection pipe, and movable plate 11 is moved downward water storage
Water is squeezed into rub body 2 by micropore 17 and is erased the board in box 1, can be removed rub body 2 and be cleaned after use, reuse.
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the utility model patent application protection scope.
Claims (5)
1. a kind of environmental protection Dust-reducing blackboard is wiped, which is characterized in that including water storage case, connecting rod, water injection pipe and be set to water storage case following table
The rub body in face；Inner wall is equipped with the sliding groove extended along the vertical direction at left and right sides of the water storage case, sets in water storage case equipped with level
The movable plate set, movable plate left and right ends are equipped with protrusion, and protrusion is moved along sliding groove extending direction, are equipped in sliding groove and shrink bullet
Property body, shrink elastomer one end is connected with sliding groove top, the other end is connected with protrusion；It is logical that water storage case top is equipped with first
Hole and the second through-hole, movable plate are equipped with third through-hole, and connecting rod passes through first through hole and connect with movable plate, and water injection pipe passes through
Second through-hole is simultaneously connected to third through-hole；The water storage case bottom end is evenly equipped with micropore；The rub body is detachably connected with water storage case.
2. environmental protection Dust-reducing blackboard according to claim 1 is wiped, which is characterized in that the water storage case is cuboid, and living
The length and width of movable plate are consistent with the length and width of water storage case inner wall.
3. environmental protection Dust-reducing blackboard according to claim 1 is wiped, which is characterized in that the connecting rod and the length of water injection pipe are equal
Greater than water storage case height；Water injection pipe top is equipped with end cap.
4. environmental protection Dust-reducing blackboard according to claim 1 is wiped, which is characterized in that the water storage case top is equipped with handle.
5. environmental protection Dust-reducing blackboard according to claim 1 is wiped, which is characterized in that the rub body is hard foam, the storage
It is extended downwardly at left and right sides of water box and Nian Jie at left and right sides of rub body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398485.8U CN208469415U (en) | 2018-03-23 | 2018-03-23 | A kind of environmental protection Dust-reducing blackboard wiping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398485.8U CN208469415U (en) | 2018-03-23 | 2018-03-23 | A kind of environmental protection Dust-reducing blackboard wiping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208469415U true CN208469415U (en) | 2019-02-05 |
Family
ID=65206615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820398485.8U Expired - Fee Related CN208469415U (en) | 2018-03-23 | 2018-03-23 | A kind of environmental protection Dust-reducing blackboard wiping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208469415U (en) |
-
2018
- 2018-03-23 CN CN201820398485.8U patent/CN208469415U/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: 20190205 Termination date: 20200323 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |