CN110053399A - A kind of blackboard cleaning device - Google Patents
A kind of blackboard cleaning device Download PDFInfo
- Publication number
- CN110053399A CN110053399A CN201910350675.1A CN201910350675A CN110053399A CN 110053399 A CN110053399 A CN 110053399A CN 201910350675 A CN201910350675 A CN 201910350675A CN 110053399 A CN110053399 A CN 110053399A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- riser
- support plate
- dust
- cleaning device
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The invention belongs to teaching equipment fields, specifically disclose a kind of blackboard cleaning device, including the cross slide way being located at the top and bottom of blackboard, across there is Wiper plate in long strip on guide rail, Wiper plate includes support plate and even several wiping blocks on the supporting plate, several wiping blocks are distributed along support plate length direction；Wiping block includes the riser parallel with blackboard, riser is between blackboard and support plate, riser is equipped with cleaning layer towards the side of blackboard, the telescopic enclosing element of length is connected between riser and support plate, and elastic component and locking piece are also connected between riser and support plate, dust receiving cavity is formed between riser, enclosing element and support plate, elastic balloon is equipped in dust receiving cavity, elastic balloon is fixedly connected with support plate, and stomata is offered on elastic balloon, air suction opening is offered in enclosing element, is equipped with filter in stomata.The present invention can either carry out whole wiping to blackboard, also can be carried out local wiping.
Description
Technical field
The present invention relates to teaching equipment fields, and in particular to a kind of blackboard cleaning device.
Background technique
One kind, which exists in the prior art, to pass through the Wiper plate of one piece of strip to the device that blackboard is integrally wiped
It pushes against blackboard surface to horizontally slip to by blackboard entirety wiped clean, but the shortcomings that such wiping arrangement is: cannot be to black
Plate carries out local wiping, and teacher can write mathematics or chemical formula on the top of blackboard sometimes, carries out grass in the lower part of blackboard
Original text calculation, it usually needs the formula for retaining blackboard top and wipes out the rough draft of blackboard lower part, but such can only integrally wipe
Wiping arrangement does not have the function of only wiping blackboard lower part rough draft, and when teacher needs to wipe local writing on the blackboard, there is still a need for blackboard eraser
Wiping manually.In the prior art there is also there is a kind of device that can locally wipe, carried out by the small Wiper plate of one piece of rectangle
Part wiping, but such wiping arrangement cannot adjust the size of erasing area as needed, and whole wiping can not be carried out to blackboard
It wipes, the scope of application is also limited.In addition, either whole wiping or part wipe, dust can be generated in wiping process and is flown upward,
Certain influence is caused on the health of teacher.
Summary of the invention
The purpose of the present invention is to provide a kind of blackboard cleaning device, whole wiping can either be carried out to blackboard, it also can be into
The wiping of row part.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of blackboard cleaning device, it is in long strip across having on guide rail including the cross slide way being located at the top and bottom of blackboard
Wiper plate, Wiper plate includes support plate and even several wiping blocks on the supporting plate, several wiping blocks are long along support plate
Spend directional spreding；Wiping block includes the riser parallel with blackboard, and riser is between blackboard and support plate, and riser is towards blackboard
Side be equipped with cleaning layer, the telescopic enclosing element of length is connected between riser and support plate, and between riser and support plate also
It is connected with elastic component and locking piece, dust receiving cavity is formed between riser, enclosing element and support plate, is equipped in dust receiving cavity
Elastic balloon, elastic balloon are fixedly connected with support plate, and locking piece can make riser be in locking and unlocking state, when in locking
When state, enclosing element, elastic component, elastic balloon are pressurized, and when in the unlocked state, elastic balloon expansion, riser connects with blackboard
Touching；Stomata is offered on elastic balloon, and the air suction opening for entering for air and dust is offered in enclosing element, is equipped in stomata
Filter.
The principle of this programme is:
The Wiper plate of traditional strip is changed to the structure for being set as support plate and multiple wiping blocks, support plate is as each wiping
The support construction of boss, multiple wiping blocks along support plate length direction be distributed, can according to the position for needing to wipe on blackboard come
The wiping block for selecting corresponding position moves left and right support plate to realize local wiping.
Wiping block is set as to the hollow structure being made of riser and enclosing element, locking piece is used to lock the position of riser, just
Riser is far from blackboard surface when the beginning, and when needing to wipe, unlock locking of the part to riser, and riser is under the action of the elastic member
It can be close to blackboard apparent motion, until the wiping on riser is laminated to blackboard surface, since riser is riser close to blackboard movement
It is moved far from support plate, the dust receiving cavity formed between riser, enclosing element and support plate can be made to become larger, dust accommodating chamber
Intracorporal elastic balloon has the trend for restoring deformation under natural resiliency effect, and elastic balloon is inhaled outside air by stomata
Enter in elastic balloon, the air outside dust receiving cavity is entered in dust receiving cavity by air suction opening, due on elastic balloon
Stomata in be equipped with filter, therefore enter the intracorporal dust of dust accommodating chamber and will not enter in elastic balloon, but can be in powder
Aggregation, to realize the storage of dust, avoids the problem that dust from flying in dirt receiving cavity.
Following technical effect can be reached using this programme:
1, this programme can not only realize whole wiping, can also select the wiping block of corresponding position as needed, thus
Part wiping is realized, and the area at the position that can also be wiped as needed selects the number of wiping block, to realize layout
Wipe the purpose of different area.
2, by the setting of elastic balloon, the effect of dust suction can be realized in wiping process, and the power of dust suction is
Restore self-deformation from elastic balloon, without additional power source.
Further, locking piece includes the connecting rod being fixedly connected with support plate side and the mandril that is threaded through in connecting rod,
The side wall of riser offers the pilot hole penetrated for mandril, and pilot hole includes the straight hole and taper hole being connected, the bigger diameter end of taper hole
Towards connecting rod, the miner diameter end of taper hole is connect with straight hole.When mandril is inserted into taper hole, mandril can give taper hole side wall one with it is black
The locking of riser can be realized so that riser, far from blackboard, mandril continues into straight hole in the vertical component of plate；Mandril is taken out
Out after pilot hole, riser is moved close to blackboard under the action of the elastic member, i.e., being inserted by mandril and extract pilot hole out can be real
Existing riser is close and moves far from blackboard, and at the same time can be realized the locking of riser.
Further, pilot hole, connecting rod and mandril quantity are two, and two pilot holes are located at two phases of riser
Pair side wall on, two connecting rods are separately fixed at two sides of support plate, and two mandrils are threaded through two connecting rods respectively
On.It is penetrated in pilot hole from the two of riser sides respectively by two pilot holes, enables to the movement of riser more steady,
Avoid riser that skew occurs during close to and far from blackboard.
Further, the outer end of mandril, which is connected with, presses cap, presses cap in area cutting greater than mandril that be disk-shaped, and pressing cap
Face area.The contact area that cap is capable of increasing between hand is pressed, is pressed convenient for manpower.
Further, the bottom of dust receiving cavity offers dust and falls mouth, the dust receiving cavity bottom being located above
Dust falls mouth and is aligned with the through-hole at the top of underlying dust receiving cavity.It is stored in the dust receiving cavity being located above
Dust is able to enter in the dust receiving cavity of lower section, is successively fallen layer by layer.
Further, support plate bottom is removably connected with collecting tank.The powder successively fallen out of each dust receiving cavity
Dirt is eventually fallen in collecting tank, realizes the collection of dust, and after dust is collected into a certain amount of in collecting tank, can will be received
Collection slot, which removes, outwells dust.
Further, air suction opening is at least three, and multiple air suction openings are vertically distributed.Multiple air suction openings can will be more
Dust sucks in dust receiving cavity.
Further, enclosing element is elastical cloth, and enclosing element bottom angled is arranged, and dust falls mouth and is located at the low of enclosing element bottom
End.Enclosing element bottom is fallen on into the intracorporal dust of dust accommodating chamber, can freely be gathered positioned at enclosing element bottom low side
Dust is fallen in mouth.
Further, the middle part of support plate is equipped with handle.Handle is convenient for manpower gripping, to laterally urge support plate.
Further, cleaning layer is sponge.Sponge can absorb part dust, and cost is relatively low.
Detailed description of the invention
Fig. 1 is the main view of the embodiment of the present invention；
Fig. 2 is Section A-A figure in Fig. 1；
Fig. 3 is section B-B figure in Fig. 1.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: blackboard 1, cross slide way 2, support plate 3, wiping block 4, dust accommodating chamber
Body 40, riser 42, pilot hole 420, straight hole 4201, taper hole 4202, cleaning layer 43, elastic balloon 5, stomata 50, is inhaled at enclosing element 41
Cap 800, collecting tank 7, connecting rod 8, mandril 80, is pressed at spring 6 in dirt hole 51.
Embodiment one
As shown in Figure 1,1 cleaning device of blackboard of the present embodiment, the cross slide way including being fixed on 1 top and bottom of blackboard
2, and it is crossed on the Wiper plate of cross slide way 2, Wiper plate is in long strip, and as shown in connection with fig. 2, Wiper plate includes support plate 3 and connects
Multiple wiping blocks 4 in support plate 3, multiple wiping blocks 4 are distributed along 3 length direction of support plate, and 3 longitudinal section of support plate is in " U "
Shape, and its opening towards blackboard 1,3 both ends of support plate offer with cross slide way 2 cooperate guide groove, by guide groove with
The cooperation of cross slide way 2 enables support plate 3 to slide laterally on cross slide way 2.The middle part of support plate 3 is further fixed on one
Handle holds convenient for manpower, to push support plate 3 along the length direction of blackboard.
It include riser 42, cleaning layer 43 and the enclosing element being fixedly connected shown in structure combination Fig. 2 and Fig. 3 of wiping block 4
41, a dust receiving cavity 40 is formed between riser 42, enclosing element 41 and support plate 3.Riser 42 is parallel with blackboard 1, wiping
For layer 43 between riser 42 and blackboard 1, cleaning layer 43 is sponge, and enclosing element 41 is fixed between riser 42 and support plate 3, is wrapped
Part 41 is enclosed to be made of flexible cloth.Offer through-hole at the top of dust receiving cavity 40, and dust receiving cavity 40
Bottom angled setting, one end close to support plate 3 be low side, close to one end of riser 42 be high-end, dust receiving cavity 40
Bottom low side offers a dust and falls mouth, the dust for 40 bottom of dust receiving cavity being located above fall mouth with it is underlying
The through-hole alignment at 40 top of dust receiving cavity.Dust receiving cavity is respectively positioned on there are two also connecting between riser 42 and support plate 3
Spring 6 inside 40, dust receiving cavity 40 is interior to be equipped with elastic balloon 5, and outer wall and the support plate 3 of elastic balloon 5 are adhesively fixed,
And a stomata 50 is offered on the side wall of elastic balloon 5, filter is equipped in stomata 50, dust-separation network capacity air passes through but do not allow
Dust passes through, and opens up that there are three the air suction openings 51 that are vertically distributed in the two side walls of enclosing element 41 respectively.It is elastic in the present embodiment
Air bag 5 is a low resilience air bag, and specific structure is that inside air bag made of a latex material fills slow rebound material, slowly
Resilient material can (the PU raw material of two-component be filled into foaming in mold using material used in low resilience toy in the prior art
Reaction molding), polyurethane slow rebound sponge (memory foam Memory Foam) can also be used.
3 bottom of support plate is removably connected with collecting tank 7, the concrete mode being detachably connected are as follows: 3 bottom of support plate opens up
There is mounting hole, collecting tank 7 is stuck in mounting hole.
Locking piece is used for lock support plate 3 there are two also connecting in conjunction with shown in Fig. 1 and Fig. 3, between riser 42 and support plate 3,
Two locking pieces are located at the two sides of riser 42, and locking piece includes the connecting rod 8 being fixedly connected with 3 side of support plate and wears
Mandril 80 in connecting rod 8, connecting rod 8 is vertical with blackboard 1, and mandril 80 is vertical with connecting rod 8, and the outer end of mandril 80 is also fixed
Cap 800 is pressed, presses cap 800 in area of section of the area greater than mandril 80 that be disk-shaped, and pressing cap 800.Riser 42
Side wall offers the pilot hole 420 penetrated for mandril 80, and pilot hole 420 includes the straight hole 4201 and taper hole 4202 being connected, cone
Hole 4202 is located at the outside of straight hole 4201, and the bigger diameter end of taper hole 4202 is towards connecting rod 8, the miner diameter end and straight hole 4201 of taper hole 4202
One end is connected.
The Wiper plate of traditional strip is improved to the structure being made of support plate 3 and multiple wiping blocks 4 by the present invention, can
To select the wiping block 4 of corresponding position and the number of wiping block 4 according to the position for needing to wipe on blackboard 1, move left and right
Support plate 3 also can choose whole wiping blocks 4 to realize that the part of blackboard 1 wipes, so that whole wiping blocks 4 form one
A whole strip Wiper plate realizes the whole wiping of blackboard 1.When initial, locking piece is in the state of locking wiping block 4,
I.e. mandril 80 is inserted into taper hole 4202 and straight hole 4201 on riser 42, by 4201 side wall of straight hole to the resistance of mandril 80
The locking for realizing riser 42, so that riser 42 and cleaning layer 43 are far from 1 surface of blackboard.After choosing wiping block 4 of needs, it will wipe
The corresponding locking piece of boss 4 releases, and the concrete operations of releasing are as follows: the mandril 80 of 42 two sides of riser being pulled outwardly, so that mandril
Straight hole 4201 and taper hole 4202 on 80 disengaging risers 42, close 1 apparent motion of blackboard under the effect of spring 6 of riser 42, until
Cleaning layer 43 on riser 42 is pressed in 1 surface of blackboard.Since riser 42 is riser 42 far from the fortune of support plate 3 close to the movement of blackboard 1
After dynamic, the dust receiving cavity 40 formed between riser 42, enclosing element 41 and support plate 3 can be made to become larger, dust receiving cavity
Elastic balloon 5 in 40 will be slow recovery deformation under natural resiliency effect, it restores during deforming elastic balloon 5, lead to
Air passing hole 50 sucks outside air in elastic balloon 5, air and dust outside dust receiving cavity 40 by air suction opening 51 into
Enter in dust receiving cavity 40, due to being equipped with the filter for not allowing dust to pass through in the stomata 50 on elastic balloon 5, enters
Dust in dust receiving cavity 40 will not enter in elastic balloon 5, but can assemble in dust receiving cavity 40, thus real
The storage of existing dust, avoids the problem that dust from flying, the dust fallen into dust receiving cavity 40 can be by dust receiving cavity
The dust of 40 bottoms falls mouth and falls downwards, and is fallen by the through-hole at 40 top of dust receiving cavity below underlying
In dust receiving cavity 40, using falling layer by layer, eventually falls into collecting tank 7, realize the collection of dust, when in collecting tank 7
Dust be filled with after, by collecting tank 7 taking-up outwell dust.Restore after the completion of wiping, then by riser 42 and cleaning layer 43
Original state, the specific operation process is as follows: the mandril 80 of 42 two sides of riser is pressed, so that mandril 80 penetrates the cone on riser 42 again
In hole 4202 and straight hole 4201, during penetrating taper hole 4202 due to mandril 80,4202 side wall of taper hole one can be given vertically
In the component of blackboard 1, so that riser 42 is far from 1 apparent motion of blackboard, after mandril 80 is penetrated again in straight hole 4201, by top
Resistance between 4201 side wall of bar 80 and straight hole realizes that mandril 80 again locks riser 42.
The present invention passes through the setting of elastic balloon 5, the effect of dust suction can be realized during wiping blackboard, and inhale
The power of dirt is derived from elastic balloon 5 and slowly restores self-deformation, without additional power mechanism.
Embodiment two
The difference between this embodiment and the first embodiment lies in: the structure from embodiment one of elastic balloon 5 is different in the present embodiment,
Elastic balloon 5 is still made of latex material in the present embodiment, but its low resilience performance is by the size of stomata 50 thereon
It realizes, the aperture of stomata 50 is 0.5-1mm in the present embodiment.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (10)
1. a kind of blackboard cleaning device, including the cross slide way being located at the top and bottom of blackboard, across having in strip on the guide rail
The Wiper plate of shape, it is characterised in that: the Wiper plate includes several wiping blocks of support plate and company on the supporting plate, several
Wiping block is distributed along support plate length direction；The wiping block includes the riser parallel with blackboard, and riser is located at blackboard and branch
Between fagging, riser is equipped with cleaning layer towards the side of blackboard, and the telescopic enclosing element of length is connected between riser and support plate,
And elastic component and locking piece are also connected between riser and support plate, dust accommodating chamber is formed between riser, enclosing element and support plate
Body, the dust receiving cavity is interior to be equipped with elastic balloon, and the elastic balloon is fixedly connected with support plate, and locking piece can make riser
In locking and unlocking state, when in a locked condition, enclosing element, elastic component, elastic balloon are pressurized, when in the unlocked state
When, elastic balloon expansion, riser is contacted with blackboard；It is offered on elastic balloon for the stomata for air and dust entrance, packet
It encloses and offers air suction opening on part, filter is equipped in the stomata.
2. a kind of blackboard cleaning device according to claim 1, it is characterised in that: the locking piece includes and support plate side
The connecting rod and the mandril being threaded through in connecting rod that portion is fixedly connected, the side wall of the riser offer the guiding penetrated for mandril
Hole, the pilot hole include the straight hole and taper hole being connected, the bigger diameter end of the taper hole towards connecting rod, the miner diameter end of taper hole with
Straight hole connection.
3. a kind of blackboard cleaning device according to claim 2, it is characterised in that: the pilot hole, connecting rod and mandril
Quantity is two, and two pilot holes are located on two opposite side walls of riser, and two connecting rods are separately fixed at branch
Two sides of fagging, two mandrils are threaded through respectively in two connecting rods.
4. a kind of blackboard cleaning device according to claim 3, it is characterised in that: the outer end of the mandril, which is connected with, presses
Cap, the cap of pressing is in area of section of the area greater than mandril that be disk-shaped, and pressing cap.
5. a kind of blackboard cleaning device according to claim 1, it is characterised in that: open the bottom of the dust receiving cavity
Mouth is fallen equipped with dust, the dust for the dust receiving cavity bottom being located above is fallen at the top of mouth and underlying dust receiving cavity
Through-hole alignment.
6. a kind of blackboard cleaning device according to claim 5, it is characterised in that: the support plate bottom is detachably connected
There is collecting tank.
7. a kind of blackboard cleaning device according to claim 1-6, it is characterised in that: the air suction opening is at least
Three, and multiple air suction openings are vertically distributed.
8. a kind of blackboard cleaning device according to claim 5, it is characterised in that: the enclosing element is elastical cloth, and is wrapped
The setting of part bottom angled is enclosed, the dust falls the low side that mouth is located at enclosing element bottom.
9. a kind of blackboard cleaning device according to claim 7, it is characterised in that: the middle part of the support plate is equipped with handle
Hand.
10. a kind of blackboard cleaning device according to claim 9, it is characterised in that: the cleaning layer is sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350675.1A CN110053399A (en) | 2019-04-28 | 2019-04-28 | A kind of blackboard cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350675.1A CN110053399A (en) | 2019-04-28 | 2019-04-28 | A kind of blackboard cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110053399A true CN110053399A (en) | 2019-07-26 |
Family
ID=67321409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350675.1A Pending CN110053399A (en) | 2019-04-28 | 2019-04-28 | A kind of blackboard cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110053399A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111216476A (en) * | 2020-01-21 | 2020-06-02 | 吴小花 | Blackboard eraser with self-dust-collection cleaning function |
| CN112406377A (en) * | 2020-11-16 | 2021-02-26 | 姜培文 | Blackboard eraser with dust collection function for teaching |
| CN113665274A (en) * | 2021-09-02 | 2021-11-19 | 河南财政金融学院 | Multi-point and multi-azimuth demonstration device for visual transmission teaching |
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| CN203805587U (en) * | 2013-12-27 | 2014-09-03 | 兰州交通大学 | Whiteboard capable of automatically erasing |
| CN204077185U (en) * | 2014-09-04 | 2015-01-07 | 张孟学 | Language teaching is facilitated to be with the board of education device of perpendicular wiping board brush |
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| CN105172431A (en) * | 2015-10-19 | 2015-12-23 | 石家庄科达文教用品有限公司 | Electric integrated wet wiping writing board |
| CN108068512A (en) * | 2016-11-10 | 2018-05-25 | 广安市广安区厚街小学校 | Dust suction environment friendly blackboard brush |
| CN208576321U (en) * | 2018-06-28 | 2019-03-05 | 陈永凯 | Time saving and energy saving blackboard |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1417042A (en) * | 2002-11-25 | 2003-05-14 | 周巽 | Blackboard eraser with finger-pressed dust collector and its usage |
| CN203752757U (en) * | 2013-12-04 | 2014-08-06 | 廖娅 | Blackboard eraser with dust absorption air bag |
| CN203805587U (en) * | 2013-12-27 | 2014-09-03 | 兰州交通大学 | Whiteboard capable of automatically erasing |
| CN204077185U (en) * | 2014-09-04 | 2015-01-07 | 张孟学 | Language teaching is facilitated to be with the board of education device of perpendicular wiping board brush |
| CN204383025U (en) * | 2015-01-22 | 2015-06-10 | 李佳飞 | A kind of environment-friendly dust-proof eraser inhaling dust |
| CN105172431A (en) * | 2015-10-19 | 2015-12-23 | 石家庄科达文教用品有限公司 | Electric integrated wet wiping writing board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111216476A (en) * | 2020-01-21 | 2020-06-02 | 吴小花 | Blackboard eraser with self-dust-collection cleaning function |
| CN112406377A (en) * | 2020-11-16 | 2021-02-26 | 姜培文 | Blackboard eraser with dust collection function for teaching |
| CN113665274A (en) * | 2021-09-02 | 2021-11-19 | 河南财政金融学院 | Multi-point and multi-azimuth demonstration device for visual transmission teaching |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20190726 |