CN207045011U - Folding multifunctional blackboard for teaching of handling official business is wiped - Google Patents
Folding multifunctional blackboard for teaching of handling official business is wiped Download PDFInfo
- Publication number
- CN207045011U CN207045011U CN201720388210.1U CN201720388210U CN207045011U CN 207045011 U CN207045011 U CN 207045011U CN 201720388210 U CN201720388210 U CN 201720388210U CN 207045011 U CN207045011 U CN 207045011U
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- CN
- China
- Prior art keywords
- block
- face
- upside
- reel
- auxiliary wheel
- 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.)
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Abstract
The utility model discloses a kind of folding multifunctional blackboard wiping for being used to handle official business and imparting knowledge to students, it is characterised in that：Including the first block and the second block,The upside of the upside and one end of the second block of one end of the first described block is hinged,So that it is rotated up along the pin joint of the upside and the upside of one end of the second block of one end of the first block,The upside end face of the first described block is bonded with the upside end face of underground heat block,The end face of the end face and one end of the second block of one end of the first described block is adapted,So that rotated down along the pin joint of the upside and the upside of one end of the second block of one end of the first block,The end face of the end face and one end of the second block of one end of the first described block is bonded to each other,The utility model is reasonable in design,Not only there is the function of blackboard eraser,The absorption for carrying out dust can be turned down simultaneously,The dust of absorption can be utilized,The routing bar on blackboard is carried out by throwing device,Be easy to teaching when write it is regular.
Description
Technical field
It the utility model is related to a kind of folding multifunctional blackboard wiping for being used to handle official business and imparting knowledge to students.
Background technology
Chalk, it is the instrument of transmission of culture, and the drugs of harm body.The engineer of how many soul is because again and again
Dust pollution, inspiration tracheae and suffer from chronic illness, prematurely exited dais.Although country makes up this duty with subsidy always
Harm of the industry disease to teacher, but life is difficult to go compensation with money.The student at front row is sitting in, is similarly subjected to the prestige of dust
The side of body.This is the difficulty that scientific circles can not capture for a long time, and chalk dust is timely removed, certain effect solve teacher with
And the influence that student sucks to dust.
Utility model content
The purpose of this utility model is to overcome above shortcomings in the prior art, and provides a kind of structure design and close
Reason, dust can be adsorbed automatically and be used for the folding multifunctional blackboard imparted knowledge to students of handling official business with blackboard routing function
Wipe.
The technical scheme in the invention for solving the above technical problem is：It is a kind of to be used for the collapsible more work(imparted knowledge to students of handling official business
Energy blackboard eraser, it is characterised in that：Including the first block and the second block, the upside and second of one end of the first described block
The upside of one end of block is hinged so that along the pin joint of the upside and the upside of one end of the second block of one end of the first block
It is rotated up, the upside end face of the first described block is bonded with the upside end face of underground heat block, and the one of the first described block
The end face of the end face at end and one end of the second block is adapted so that along the upside and the one of the second block of one end of the first block
The pin joint of the upside at end rotates down, and the end face of the end face and one end of the second block of one end of the first described block is mutual
Fitting, the downside end face of the first described block and the downside end face of the second block are respectively arranged with felt layers, and described the
Cavity is provided with one block, the adsorbent equipment for adsorbing chalk dust is provided with cavity, described adsorbent equipment includes negative
Fan, suction port and filter air port, described suction port is pressed to be arranged on the end face of second block one end, described negative pressure fan
The front end of cavity is arranged on, described suction port is connected with negative pressure fan by air channel, and filter air port is arranged on the two of the second block
Side, the end face of one end of the first described block are provided with the groove for plugging suction port.
Further：The throwing device for blackboard routing, described throwing device bag are additionally provided with described cavity
Include reel, cotton rope, the first auxiliary wheel, the second auxiliary wheel and connection-peg, described reel, cotton rope, the first auxiliary wheel,
Two auxiliary wheels roll respectively to be arranged on corresponding roller bearing, and described reel is provided with, and described reel is provided with snail bullet
Spring, described snail spring one end are fixed on the roller bearing of reel, and the other end and the reel of snail spring are fixed, one end of cotton rope
Fixation is wrapped on reel, and cotton rope is located in the first auxiliary wheel, the second auxiliary wheel and fixed with connection-peg successively, and described inserts
Joint is located at the other end of the first block, and the other end of the second described block is provided with inserting for connection-peg described in grafting
Hole, the first described auxiliary wheel are arranged on the bottom of cavity.
Further：The side of the second described block is provided with the battery case for accommodating battery, is set in battery case
There is battery, described battery is electrically connected with negative pressure fan, and the side of the second described block is provided with for controlling fan start and stop
Button.
Further：The first described block and the upper surface of the second block are respectively arranged with the absorption mutually adsorbed
Stone.
Further：The top of the second described block sets the dust removal port for being used to take out chalk dust connected with cavity.
The utility model compared with prior art, has advantages below and effect：Structure is reasonable in design, not only with blackboard eraser
Function, while the absorption for carrying out dust can be turned down, the dust of absorption can be utilized, and be carried out by throwing device on blackboard
Routing bar, be easy to teaching when write it is regular.,
Brief description of the drawings
Fig. 1 is that the utility model embodiment is used for the structural representation that the folding multifunctional blackboard of teaching is wiped of handling official business.
Fig. 2 is that the utility model embodiment is used for the cut-away view that the folding multifunctional blackboard of teaching is wiped of handling official business.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in further detail by embodiment, and following examples are pair
It is of the present utility model explanation and the utility model is not limited to following examples.
Referring to Fig. 1-Fig. 2, a kind of folding multifunctional blackboard wiping imparted knowledge to students that is used to handle official business of the present embodiment, it is characterised in that：
Including the first block 1 and the second block 2, the upside of the upside of one end of the first described block 1 and one end of the second block 2
It is be hinged so that it is rotated up along the pin joint of the upside and the upside of one end of the second block 2 of one end of the first block 1, it is described
The upside end face of the first block 1 be bonded with the upside end face of underground heat block, the end face of one end of the first described block 1 and the
The end face of one end of two blocks 2 is adapted so that along the upside of the upside and one end of the second block 2 of one end of the first block 1
Pin joint rotate down, the end face of the end face and one end of the second block 2 of one end of the first described block 1 is bonded to each other,
The downside end face of the first described block 1 and the downside end face of the second block 2 are respectively arranged with felt layers 3, and described first
Cavity 44 is provided with block 1, the adsorbent equipment for adsorbing chalk dust is provided with cavity 44, described adsorbent equipment includes
Negative pressure fan 41, suction port 42 and filter air port 43, described suction port 42 are arranged on the end face of the one end of the second block 2, institute
The negative pressure fan 41 stated is arranged on the front end of cavity 44, and described suction port 42 connects 45 with negative pressure fan 41 by air channel, filter
Air port 43 is arranged on the both sides of the second block 2, and the end face of one end of the first described block 1 is provided with for plugging suction port 42
Groove 21, the throwing device for blackboard routing is additionally provided with described cavity 44, described throwing device includes coiling
Wheel 51, cotton rope 55, the first auxiliary wheel 52, the second auxiliary wheel 53 and connection-peg 54, described reel 51, cotton rope 55, first
Auxiliary wheel 52, the second auxiliary wheel 53 roll respectively is arranged on corresponding on roller bearing, described reel 51 is provided with, it is described around
Line wheel 51 is provided with snail spring, and described snail spring one end is fixed on the roller bearing of reel 51, the snail spring other end with around
Line wheel 51 is fixed, and one end of cotton rope 55 is fixed and is wrapped on reel 51, and cotton rope 55 is located in the first auxiliary wheel 52, the successively
Two auxiliary wheels 53 are simultaneously fixed with connection-peg 54, and described connection-peg 54 is plugged in the other end of the first block 1, described second piece
The other end of body 2 is provided with the jack 22 for connection-peg described in grafting 54, and the first described auxiliary wheel 52 is arranged on cavity 44
Bottom, the side of the second described block 2 is provided with the battery case 11 for accommodating battery, electricity is provided with battery case 11
Pond, described battery are electrically connected with negative pressure fan 41, and the side of the second described block 2 is provided with for controlling fan start and stop
The upper surface of button 12, the first described block 1 and the second block 2 is respectively arranged with the absorption stone 13 mutually adsorbed, described
The second block 2 top set connected with cavity 44 for taking out the dust removal port 14 of chalk dust, the utility model structure is set
Meter is reasonable, not only the function with blackboard eraser, while can turn down the absorption for carrying out dust, and the dust of absorption can be utilized, and leads to
Cross throwing device carry out on blackboard routing bar, be easy to teaching when write it is regular.
Above content described in this specification is only to the utility model example explanation.The utility model
Person of ordinary skill in the field can make various modifications or supplement to described specific embodiment or using class
As mode substitute, content without departing from the utility model specification or surmount model defined in the claims
Enclose, the scope of protection of the utility model all should be belonged to.
Claims (5)
- A kind of 1. folding multifunctional blackboard wiping imparted knowledge to students that is used to handle official business, it is characterised in that：Including the first block and second piece Body, the upside of the upside and one end of the second block of one end of the first described block are hinged so that along one end of the first block The pin joint of upside and the upside of one end of the second block be rotated up, the upside end face of the first described block and geothermal piece The upside end face fitting of body, the end face of the end face and one end of the second block of one end of the first described block are adapted so that Rotated down along the pin joint of the upside and the upside of one end of the second block of one end of the first block, the first described block The end face of the end face of one end and one end of the second block is bonded to each other, the downside end face of the first described block and the second block Downside end face be respectively arranged with felt layers, cavity is provided with the first described block, is provided with cavity for adsorbing powder The adsorbent equipment of pen ash, described adsorbent equipment include negative pressure fan, suction port and filter air port, described suction port and are arranged on On the end face of second block one end, described negative pressure fan is arranged on the front end of cavity, and described suction port leads to negative pressure fan Air channel connection is crossed, filter air port is arranged on the both sides of the second block, and the end face of one end of the first described block is provided with for inserting If the groove of suction port.
- 2. the folding multifunctional blackboard wiping according to claim 1 that impart knowledge to students that is used to handle official business, it is characterised in that：Described sky Intracavitary is additionally provided with the throwing device for blackboard routing, described throwing device include reel, cotton rope, the first auxiliary wheel, Second auxiliary wheel and connection-peg, described reel, cotton rope, the first auxiliary wheel, the second auxiliary wheel roll respectively to be arranged on pair On the roller bearing answered, described reel is provided with, and described reel is provided with snail spring, and described snail spring one end is fixed on On the roller bearing of reel, the other end and the reel of snail spring are fixed, and one end of cotton rope is fixed and is wrapped on reel, cotton rope according to Secondary to be located in the first auxiliary wheel, the second auxiliary wheel and fixed with connection-peg, described connection-peg is located at the other end of the first block, The other end of the second described block is provided with the jack for connection-peg described in grafting, and the first described auxiliary wheel is arranged on sky The bottom of chamber.
- 3. the folding multifunctional blackboard wiping according to claim 1 that impart knowledge to students that is used to handle official business, it is characterised in that：Described The side of two blocks is provided with the battery case for accommodating battery, and battery, described battery and negative pressure wind are provided with battery case Fan electrical connection, the side of the second described block is provided with the button for controlling fan start and stop.
- 4. the folding multifunctional blackboard wiping according to claim 1 that impart knowledge to students that is used to handle official business, it is characterised in that：Described The upper surface of one block and the second block is respectively arranged with the absorption stone mutually adsorbed.
- 5. the folding multifunctional blackboard wiping according to claim 1 that impart knowledge to students that is used to handle official business, it is characterised in that：Described The top of two blocks sets the dust removal port for being used to take out chalk dust connected with cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388210.1U CN207045011U (en) | 2017-04-14 | 2017-04-14 | Folding multifunctional blackboard for teaching of handling official business is wiped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388210.1U CN207045011U (en) | 2017-04-14 | 2017-04-14 | Folding multifunctional blackboard for teaching of handling official business is wiped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207045011U true CN207045011U (en) | 2018-02-27 |
Family
ID=61489665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720388210.1U Expired - Fee Related CN207045011U (en) | 2017-04-14 | 2017-04-14 | Folding multifunctional blackboard for teaching of handling official business is wiped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207045011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973458A (en) * | 2018-07-16 | 2018-12-11 | 唐佳怡 | A kind of dust-proof blackboard eraser |
-
2017
- 2017-04-14 CN CN201720388210.1U patent/CN207045011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973458A (en) * | 2018-07-16 | 2018-12-11 | 唐佳怡 | A kind of dust-proof blackboard eraser |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20190414 |