CN110254092A - A kind of dust-proof blackboard eraser - Google Patents
A kind of dust-proof blackboard eraser Download PDFInfo
- Publication number
- CN110254092A CN110254092A CN201910362095.4A CN201910362095A CN110254092A CN 110254092 A CN110254092 A CN 110254092A CN 201910362095 A CN201910362095 A CN 201910362095A CN 110254092 A CN110254092 A CN 110254092A
- Authority
- CN
- China
- Prior art keywords
- cavity
- fixedly mounted
- blackboard eraser
- rod
- gear
- 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.)
- Withdrawn
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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
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of dust-proof blackboard erasers, including cabinet, the placed cavity that Open Side Down is equipped in the cabinet, blackboard eraser is placed in the placed cavity, bilateral symmetry is equipped with card slot in the blackboard eraser, the placed cavity bilateral symmetry connection is equipped with thread cavity, be slidably installed threaded block in the thread cavity, when blackboard eraser moves on blackboard, wheel is rotated close to blackboard, wheel rotation drives power rail rotation, power rail rotation drives the rotation of third gear, third gear passes through the second chain-driving connecting rod and the first cone tooth rotation, when blackboard eraser movement is wiped, it will drive dust collection mechanism work, the chalk dust generated to blackboard eraser is drawn, chalk dust is avoided to drift in the sky, and whole device drives without motor, electricity consumption is saved.
Description
Technical field
The present invention relates to field of stationery, specially a kind of dust-proof blackboard eraser.
Background technique
General blackboard eraser does not have dust reduction capability, leads to blackboard eraser when in use, can usually generate many powder
Dirt, chalk dust drifts in classroom, after being sucked by student, will affect the health of student, general dust absorption blackboard eraser is inhaled
It needs to use motor when dirt to waste electric resources to drive.
Summary of the invention
The purpose of the present invention is to provide a kind of dust-proof blackboard erasers, for overcoming drawbacks described above in the prior art.
A kind of dust-proof blackboard eraser of embodiment according to the present invention, including cabinet, the cabinet is interior to be equipped with what Open Side Down
Placed cavity, the placed cavity is interior to place blackboard eraser, and bilateral symmetry is equipped with card slot in the blackboard eraser, and the placed cavity is symmetrically
Connection is equipped with thread cavity, and be slidably installed threaded block in the thread cavity, and the threaded block can be caught in the card slot, the screw thread
Threaded hole is equipped in block, bilateral symmetry is equipped with drive cavity in the cabinet, and peace is rotated between the drive cavity and the thread cavity
Rotary knob rod is filled, the rotary knob rod and the threaded hole screw thread are installed, and first gear are fixedly mounted on the rotary knob rod, described in left and right
Be rotatablely installed drive rod between drive cavity, be symmetrically fixedly mounted second gear on the drive rod, the second gear with
The first chain of transmission installation, the rotary knob rod in left side extend through the cabinet left-hand end to the left between the first gear
Face, the rotary knob rod left end face in left side are fixedly mounted knob and slip the blackboard when needing to be packed into the blackboard eraser
Enter in the placed cavity, be then driven the rotary knob rod rotation that the knob drives left side, the rotary knob rod in left side passes through
The drive rod drives the rotary knob rod rotation on right side, so that the threaded block is caught in the card slot, by the blackboard eraser
It fixes, fixed case is fixedly mounted in the cabinet right end face, and connecting box, the connection is fixedly mounted in the cabinet front and rear sides
Case and the fixed case are fixedly mounted, and are equipped between the fixed case and the left and right connecting box and produce for drawing the blackboard eraser
The dust collection mechanism of raw chalk dust, the dust collection mechanism include the power cavity that the fixed case bottom end face is arranged in, described dynamic
It is equipped with connecting cavity on the left of power chamber, is rotatablely installed the power of the inner wall on the right side of the connecting cavity on the right side of the power cavity in inner wall
Bar, is fixedly mounted wheel on the power rail, and the wheel rotation is that the dust collection mechanism provides power, in the connecting box and also
Equipped with the collecting mechanism for collecting chalk dust.
Further technical solution, the dust collection mechanism further include that bilateral symmetry is fixedly mounted on the power rail
Three gears, connecting cavity left side front and back are symmetrically arranged with engagement chamber, the company of rotational installation between the engagement chamber and the connecting cavity
The 4th gear is fixedly mounted in extension bar, the connecting rod right end face, and peace is driven between the 4th gear and the third gear
The second chain is filled, the connecting rod left end face is fixedly mounted the first cone tooth, is equipped with below the engagement chamber and rotates chamber, and described turn
Dynamic chamber is rotatablely installed rotating bar with described engage between chamber, the rotating bar top end surface is fixedly mounted second and bores tooth, and described the
Flabellum is fixedly mounted in plug tap tooth and the first cone tooth engagement, the rotating bar bottom end face.
Further technical solution, the collecting mechanism include the through-hole that the rotation chamber roof is arranged in, the through-hole
Left side connection is equipped with sliding cavity, is slidably installed in the sliding cavity and slides case, and filter chamber, the filtering are equipped in the sliding case
Intracavitary fixed installation strainer, the filter chamber inner left wall front and back are symmetrically arranged with cavity, and the sliding cavity inner left wall front and back is right
Claim to be equipped with via hole, the via hole is connected to the cavity, and slot, left and right pair in the connecting box are equipped in the sliding case
Claim to be equipped with spring cavity, be slidably installed in the spring cavity fixture block, and the fixture block can be caught in the slot, the fixture block with it is described
Spring is fixedly mounted between spring cavity, pull rod is fixedly mounted on the fixture block, the pull rod is slidably installed with the connecting box, institute
It states and pulling block is fixedly mounted on pull rod.
The beneficial effects of the present invention are: the present invention will drive dust collection mechanism work when blackboard eraser movement wipes
Make, the chalk dust generated to blackboard eraser is drawn, and is avoided chalk dust and is drifted in the sky, and whole device is not necessarily to motor
Driving, has saved electricity consumption, has been worthy to be popularized.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the schematic cross-sectional view in the direction A-A in Fig. 1；
Fig. 3 is the schematic cross-sectional view in the direction B-B in Fig. 2；
Fig. 4 is the enlarged diagram in Fig. 2 at C.
Specific embodiment
Below with reference to Fig. 1-4, the present invention is described in detail, for sake of convenience, now such as to hereafter described orientation regulation
Under: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
Referring to Fig.1-4, a kind of dust-proof blackboard eraser of embodiment according to the present invention, including cabinet 53, in the cabinet 53
Equipped with the placed cavity 29 that Open Side Down, blackboard eraser 20 is placed in the placed cavity 29, bilateral symmetry is equipped in the blackboard eraser 20
Card slot 21, the placed cavity 29, which is symmetrically connected to, is equipped with thread cavity 17, and be slidably installed threaded block 18 in the thread cavity 17, institute
Stating threaded block 18 can be caught in the card slot 21, and threaded hole 19, bilateral symmetry in the cabinet 53 are equipped in the threaded block 18
Equipped with drive cavity 13, rotary knob rod 14, the rotary knob rod 14 and institute are rotatablely installed between the drive cavity 13 and the thread cavity 17
The installation of 19 screw thread of threaded hole is stated, first gear 16 is fixedly mounted on the rotary knob rod 14, is rotated between the drive cavity 13 of left and right
Drive rod 30 is installed, is symmetrically fixedly mounted second gear 11 on the drive rod 30, the second gear 11 and described the
The first chain 12 of transmission installation, the rotary knob rod 14 in left side extend through 53 left-hand end of cabinet to the left between one gear 16
Face, knob 15 is fixedly mounted in 14 left end face of the rotary knob rod in left side will be described black when needing to be packed into the blackboard eraser 20
Blackboard eraser 20 slides into the placed cavity 29, is then driven the knob 15 and the rotary knob rod 14 in left side is driven to rotate, left side
The rotary knob rod 14 drives the rotary knob rod 14 on right side to rotate by the drive rod 30, so that the threaded block 18 is caught in institute
It states in card slot 21, the blackboard eraser 20 is fixed, fixed case 28, the cabinet 53 is fixedly mounted in 53 right end face of cabinet
Connecting box 52 is fixedly mounted in front and rear sides, and the connecting box 52 is fixedly mounted with the fixed case 28, the fixed case 28 and a left side
The dust collection mechanism 80 for drawing the chalk dust that the blackboard eraser 20 generates, the vacuum cleaner are equipped between the right connecting box 52
Structure 80 includes the power cavity 27 that 28 bottom end face of fixed case is arranged in, and is equipped with connecting cavity 24, institute on the left of the power cavity 27
The interior rotational installation of 27 right side inner wall of power cavity is stated on the power rail 26 of the 24 right side inner wall of connecting cavity, the power rail 26
Wheel 25 is fixedly mounted, the rotation of wheel 25 is that the dust collection mechanism 80 provides power, is additionally provided with receipts in the connecting box 52
Collect the collecting mechanism 90 of chalk dust.
The dust collection mechanism 80 further includes the third gear 23 that bilateral symmetry is fixedly mounted on the power rail 26, described
24 left side front and back of connecting cavity is symmetrically arranged with engagement chamber 41, is rotatablely installed connecting rod between the engagement chamber 41 and the connecting cavity 24
43, the 4th gear 22 is fixedly mounted in 43 right end face of connecting rod, between the 4th gear 22 and the third gear 23
Transmission the second chain 31 of installation, 43 left end face of connecting rod are fixedly mounted the first cone tooth 42, set below the engagement chamber 41
There is rotation chamber 44, the rotation chamber 44 engages rotational installation rotating bar 39,39 top end of rotating bar between chamber 41 with described
The second cone tooth 40 is fixedly mounted in face, and the second cone tooth 40 is engaged with the first cone tooth 42,39 bottom end face of rotating bar
Flabellum 45 is fixedly mounted, so that wheel 25 is rotated close to blackboard when blackboard eraser 20 moves on blackboard, wheel 25 is rotated
Power rail 26 is driven to rotate, the rotation of power rail 26 drives third gear 23 to rotate, and third gear 23 is driven by the second chain 31
Connecting rod 43 and the first cone tooth 42 rotate, and the first cone tooth 42 drives rotating bar 39 to rotate by engaging with the second cone tooth 40, rotation
The rotation of bar 39 drives flabellum 45 to rotate, and chalk dust is drawn in the rotation of flabellum 45.
The collecting mechanism 90 includes the through-hole 38 that rotation 44 roof of chamber is arranged in, and is connected to and sets on the left of the through-hole 38
There is sliding cavity 37, be slidably installed in the sliding cavity 37 and slide case 36, is equipped with filter chamber 32, the filtering in the sliding case 36
Strainer 33 is fixedly mounted in chamber 32, cavity 34,37 left side of sliding cavity are symmetrically arranged with before and after 32 inner left wall of filter chamber
It is symmetrically arranged with via hole 35 before and after inner wall, the via hole 35 is connected to the cavity 34, is equipped with slot in the sliding case 36
51, the interior bilateral symmetry of the connecting box 52 is equipped with spring cavity 46, and be slidably installed fixture block 50 in the spring cavity 46, the fixture block 50
It can be caught in the slot 51, fixed installation spring 49 between the fixture block 50 and the spring cavity 46, it is solid on the fixture block 50
Dingan County fills pull rod 48, and the pull rod 48 is slidably installed with the connecting box 52, and pulling block 47 is fixedly mounted on the pull rod 48, thus
When needing to take out sliding case 36, pulling block 47 is pulled to drive fixture block 50 mobile, then fixture block 50 is blocked with the disengaging of slot 51, so that it may
Case 36 is slided to take out.
When use, when needing to be packed into the blackboard eraser 20, the blackboard eraser 20 is slid into the placed cavity 29,
Then being driven the knob 15 drives the rotary knob rod 14 in left side to rotate, and the rotary knob rod 14 in left side passes through the drive rod
30 drive the rotary knob rod 14 on right side to rotate, so that the threaded block 18 is caught in the card slot 21, by the blackboard eraser 20
It fixes, when blackboard eraser 20 moves on blackboard, wheel 25 is rotated close to blackboard, and the rotation of wheel 25 drives power rail 26
Rotation, the rotation of power rail 26 drive third gear 23 to rotate, and third gear 23 drives connecting rod 43 and the by the second chain 31
One cone tooth 42 rotates, and the first cone tooth 42 drives rotating bar 39 to rotate by engaging with the second cone tooth 40, and the rotation of rotating bar 39 drives
Flabellum 45 rotates, and chalk dust is drawn in the rotation of flabellum 45, when needing to take out sliding case 36, pulling block 47 is pulled to drive fixture block
50 is mobile, and then fixture block 50 is blocked with the disengaging of slot 51, so that it may take out sliding case 36.
The beneficial effects of the present invention are: the present invention will drive dust collection mechanism work when blackboard eraser movement wipes
Make, the chalk dust generated to blackboard eraser is drawn, and is avoided chalk dust and is drifted in the sky, and whole device is not necessarily to motor
Driving, has saved electricity consumption, has been worthy to be popularized.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design
To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention
It is subject to claims appended hereto.
Claims (3)
1. a kind of dust-proof blackboard eraser, including cabinet, it is characterised in that: the placed cavity that Open Side Down is equipped in the cabinet, it is described
Blackboard eraser is placed in placed cavity, bilateral symmetry is equipped with card slot in the blackboard eraser, and the placed cavity bilateral symmetry connection is equipped with spiral shell
Line chamber, be slidably installed in the thread cavity threaded block, and the threaded block can be caught in the card slot, and spiral shell is equipped in the threaded block
Pit, the interior bilateral symmetry of the cabinet are equipped with drive cavity, rotary knob rod, institute are rotatablely installed between the drive cavity and the thread cavity
It states rotary knob rod and the threaded hole screw thread to install, is fixedly mounted first gear on the rotary knob rod, between the drive cavity of left and right
It is rotatablely installed drive rod, is symmetrically fixedly mounted second gear on the drive rod, the second gear and described the
The first chain of transmission installation, the rotary knob rod in left side extend through the cabinet left end face, left side to the left between one gear
The rotary knob rod left end face be fixedly mounted knob, when needing to be packed into the blackboard eraser, will the blackboard eraser slide into described in
In placed cavity, it is then driven the rotary knob rod rotation that the knob drives left side, the rotary knob rod in left side passes through the biography
Lever drives the rotary knob rod rotation on right side, so that the threaded block is caught in the card slot, the blackboard eraser is fixed,
Fixed case is fixedly mounted in the cabinet right end face, and connecting box, the connecting box and institute is fixedly mounted in the cabinet front and rear sides
Fixed case fixed installation is stated, the powder generated for drawing the blackboard eraser is equipped between the fixed case and the left and right connecting box
The dust collection mechanism of dirt, the dust collection mechanism includes the power cavity that the fixed case bottom end face is arranged in, and the power cavity is left
Side is equipped with connecting cavity, and rotational installation runs through the power rail of inner wall on the right side of the connecting cavity in inner wall on the right side of the power cavity, described
Wheel is fixedly mounted on power rail, the wheel rotation provides power for the dust collection mechanism, receipts are additionally provided in the connecting box
Collect the collecting mechanism of chalk dust.
2. a kind of dust-proof blackboard eraser according to claim 1, it is characterised in that: the dust collection mechanism further includes bilateral symmetry
The third gear being fixedly mounted on the power rail, connecting cavity left side front and back are symmetrically arranged with engagement chamber, the engagement chamber
Connecting rod is rotatablely installed between the connecting cavity, the 4th gear, the 4th tooth is fixedly mounted in the connecting rod right end face
The second chain of transmission installation between wheel and the third gear, the first cone tooth is fixedly mounted in the connecting rod left end face, described
It engages and is equipped with rotation chamber below chamber, the rotation chamber is rotatablely installed rotating bar with described engage between chamber, at the top of the rotating bar
The second cone tooth, the second cone tooth and the first cone tooth engagement, the fixed peace of the rotating bar bottom end face is fixedly mounted in end face
Fill flabellum.
3. a kind of dust-proof blackboard eraser according to claim 1, it is characterised in that: the collecting mechanism includes being arranged described
The through-hole of chamber roof is rotated, connection is equipped with sliding cavity on the left of the through-hole, and it is slidably installed in the sliding cavity and slides case, the cunning
It is equipped with filter chamber in dynamic case, strainer is fixedly mounted in the filter chamber, is symmetrically arranged with cavity before and after the filter chamber inner left wall,
It is symmetrically arranged with via hole before and after the sliding cavity inner left wall, the via hole is connected to the cavity, is set in the sliding case
There is slot, bilateral symmetry is equipped with spring cavity in the connecting box, and be slidably installed fixture block in the spring cavity, and the fixture block can be caught in
In the slot, spring is fixedly mounted between the fixture block and the spring cavity, pull rod, the drawing are fixedly mounted on the fixture block
Bar is slidably installed with the connecting box, and pulling block is fixedly mounted on the pull rod.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362095.4A CN110254092A (en) | 2019-04-30 | 2019-04-30 | A kind of dust-proof blackboard eraser |
| JP2019115035A JP6661087B1 (en) | 2019-04-30 | 2019-06-20 | Dustproof blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362095.4A CN110254092A (en) | 2019-04-30 | 2019-04-30 | A kind of dust-proof blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110254092A true CN110254092A (en) | 2019-09-20 |
Family
ID=67914019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910362095.4A Withdrawn CN110254092A (en) | 2019-04-30 | 2019-04-30 | A kind of dust-proof blackboard eraser |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6661087B1 (en) |
| CN (1) | CN110254092A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074496A (en) * | 2020-08-21 | 2022-02-22 | 烟台大学 | A mechanical blackboard eraser |
| CN112606600B (en) * | 2021-01-14 | 2022-12-30 | 武汉市天成达数码科技有限公司 | Fine support type learning behavior analysis and instant evaluation meta-model |
| CN114365965B (en) * | 2021-12-29 | 2023-06-16 | 山西琪毅窗控科技有限公司 | Dust hood for dust catcher convenient to clearance of window groove |
| CN116038532B (en) * | 2022-12-19 | 2023-09-22 | 中模智造科技江苏有限公司 | Turbine blade burnishing device of invariable throwing power |
| CN116532432A (en) * | 2023-04-11 | 2023-08-04 | 江苏艾德锐电子科技有限公司 | Dust collector for mechanical keyboard |
-
2019
- 2019-04-30 CN CN201910362095.4A patent/CN110254092A/en not_active Withdrawn
- 2019-06-20 JP JP2019115035A patent/JP6661087B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2020183101A (en) | 2020-11-12 |
| JP6661087B1 (en) | 2020-03-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190920 |
|
| WW01 | Invention patent application withdrawn after publication |