CN109080342A - Automatic blackboard cleaning device is used in a kind of study of the Internet of Things communication technology - Google Patents
Automatic blackboard cleaning device is used in a kind of study of the Internet of Things communication technology Download PDFInfo
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- CN109080342A CN109080342A CN201710444796.3A CN201710444796A CN109080342A CN 109080342 A CN109080342 A CN 109080342A CN 201710444796 A CN201710444796 A CN 201710444796A CN 109080342 A CN109080342 A CN 109080342A
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- internet
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- fixed plate
- communication technology
- sliding block
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- 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
Abstract
The invention belongs to internet of things field more particularly to a kind of study of Internet of Things communication technology to use automatic blackboard cleaning device.The Internet of Things communication technology study automatic blackboard cleaning device that the technical problem to be solved in the present invention is to provide one kind can save the time, saves manpower, improves working efficiency.In order to solve the above-mentioned technical problems, the present invention provides such a Internet of Things communication technology study automatic blackboard cleaning devices, include to move left and right device etc.；Ground immediately below blackboard, which is equipped with, moves left and right device, and moving left and right horizontal connection on the moving parts of device has fixed plate, is equipped with lifting device at the top of fixed plate.By the present invention in that blackboard eraser is moved left and right, moved up and down, and swing, to wiping for the writing large area on blackboard, effect is fabulous.
Description
Technical field
The invention belongs to internet of things field more particularly to a kind of Internet of Things communication technology study to be filled with automatic blackboard cleaning
It sets.
Background technique
Internet of Things is the important component of generation information technology, and the important development stage in " informationization " epoch.
As its name suggests, Internet of Things is exactly the connected internet of object object.This has two layers of meaning: first, the core of Internet of Things and basis are still
It is internet, is the network of extension based on the internet and extension；Second, its user terminal extends and extends to any object
Between product and article, information exchange and communication are carried out, that is, object object mutually ceases.Internet of Things by Intellisense, identification technology with
General fit calculation etc. communicates cognition technology, is widely used in the fusion of network, is also therefore referred to as after computer, internet
The third wave of world information industry development.Internet of Things is that the application extension of internet is not so good as Internet of Things is network
Say that Internet of Things is business and application.Therefore, application innovation is the core of Internet of Things development, using user experience as the innovation of core
2.0 be the soul of Internet of Things development.
In the study of the Internet of Things communication technology, also needs manually to wipe the writing on blackboard after having used blackboard, need to consume
Take a large amount of time, spend a large amount of manpowers, to reduce working efficiency, therefore needs to research and develop one kind and can save time, section
Automatic blackboard cleaning device is used in human-saving, the Internet of Things communication technology study for improving working efficiency.
Summary of the invention
(1) technical problems to be solved
The present invention in order to overcome manually by blackboard writing wipe, need to take a substantial amount of time, spend a large amount of manpowers, to
The shortcomings that reducing working efficiency, the technical problem to be solved in the present invention is to provide one kind can save the time, saving manpower, mentions
Automatic blackboard cleaning device is used in the Internet of Things communication technology study of high working efficiency.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides such a Internet of Things communication technology study to be filled with automatic blackboard cleaning
It sets, includes to move left and right device, fixed plate and lifting device, the ground immediately below blackboard is equipped with and moves left and right device, left
Moving right horizontal connection on the moving parts of device has fixed plate, is equipped with lifting device at the top of fixed plate.
Preferably, moving left and right device includes pedestal, Electric Motor Wheel, driven wheel, sliding block and bracing wire, the ground immediately below blackboard
Pedestal is installed, pedestal inner top laterally opens sliding slot, and left end is pivotally equipped with Electric Motor Wheel, right end in sliding slot in sliding slot on face
Driven wheel is pivotally installed, sliding block, Electric Motor Wheel and driven are slidably equipped on the sliding slot between Electric Motor Wheel and driven wheel
Bracing wire is connected between wheel, end of pulling is connect with sliding block left and right sides, and fixed plate bottom and slider top are connected by bolt
The mode connect connects.
Preferably, lifting device includes cylinder, cabinet, connecting rod and magnet, and bilateral symmetry is set vertically at the top of fixed plate
There is cylinder, cylinder is mounted on by bolted connection at the top of fixed plate, the side being bolted on the telescopic rod of cylinder
Formula is connected with cabinet, is equipped with connecting rod vertically in the middle part of top of the box, connecting rod top is connected with magnet.
Preferably, further include having pendulous device, pendulous device is equipped in cabinet, pendulous device includes slide bar, the first electricity
Machine, sector gear, sliding sleeve and rack gear, cabinet internal upper part level are equipped with slide bar, and sliding sleeve, sliding sleeve front side are slidably equipped on slide bar
Horizontal connection has rack gear by bolted connection, is equipped with the first electricity in cabinet among bottom by bolted connection
Machine is connected with sector gear by shaft coupling on the output shaft of first motor, and sector gear is engaged with rack, among top of the box
It is provided with pilot hole, connecting rod lower part is located in pilot hole, and connecting rod bottom end is connect with rack gear top center by pin.
Preferably, further include having left travel switch and right travel switch, a left side is equipped with by screw on the left of sliding slot inner top
Travel switch, left travel switch are located on the left of sliding block, are equipped with right travel switch, right lateral journey by screw on the right side of sliding slot inner top
Switch is located on the right side of sliding block.
Preferably, first motor is servo motor.
Working principle: when using the present invention, blackboard eraser being fixed on lifting device, is made admittedly by moving left and right device
Fixed board moves left and right, drive lifting device move left and right, and then drive blackboard eraser move left and right, thus blackboard eraser move left and right by
Writing erasing on blackboard；At the same time, move up and down blackboard eraser by lifting device, so that blackboard eraser moves up and down
Writing on blackboard is wiped comprehensively, effect is fabulous.
Because moving left and right device includes pedestal, Electric Motor Wheel, driven wheel, sliding block and bracing wire, the ground immediately below blackboard
On pedestal is installed, pedestal inner top laterally opens sliding slot, and left end is pivotally equipped with Electric Motor Wheel in sliding slot, in sliding slot right end turn
Driven wheel is installed to dynamic formula, sliding block, Electric Motor Wheel and driven wheel are slidably equipped on the sliding slot between Electric Motor Wheel and driven wheel
Between be connected with bracing wire, end of pulling is connect with sliding block left and right sides, and fixed plate bottom is bolted with slider top
Mode connect, so starting Electric Motor Wheel rotate clockwise, thus by bracing wire pull sliding block move right, and then drive fixation
Plate moves right, so that lifting device be driven to move right；Starting Electric Motor Wheel rotates counterclockwise, and similarly, lifting device is to moving to left
It is dynamic；It so rotates clockwise or rotates counterclockwise by constantly starting Electric Motor Wheel, constantly lifting device can be driven to move left and right.
Because lifting device includes cylinder, cabinet, connecting rod and magnet, bilateral symmetry is equipped with gas vertically at the top of fixed plate
Cylinder, cylinder are mounted on by bolted connection at the top of fixed plate, are connected by bolted connection on the telescopic rod of cylinder
It is connected to cabinet, is equipped with connecting rod vertically in the middle part of top of the box, connecting rod top is connected with magnet, so blackboard eraser is placed into magnetic
On iron, blackboard eraser is sucked magnet, and starting cylinder does stretching motion, drives cabinet to move up and down, and then drive connecting rod or more
It is mobile, so that blackboard eraser be driven to move up and down.
Because further including having pendulous device, be equipped with pendulous device in cabinet, pendulous device include slide bar, first motor,
Sector gear, sliding sleeve and rack gear, cabinet internal upper part level are equipped with slide bar, and sliding sleeve is slidably equipped on slide bar, is led on front side of sliding sleeve
Crossing bolted mode horizontal connection has rack gear, is equipped with the first electricity in cabinet among bottom by bolted connection
Machine is connected with sector gear by shaft coupling on the output shaft of first motor, and sector gear is engaged with rack, among top of the box
It is provided with pilot hole, connecting rod lower part is located in pilot hole, and connecting rod bottom end is connect with rack gear top center by pin, so
During erasing the board, while starting the rotation of first motor positive and negative alternate, and then drive the rotation of sector gear positive and negative alternate, thus band
Carry-over bar moves left and right, and then connecting rod lower part is driven to move left and right, and connecting rod top swings therewith, to drive blackboard
Wiping swings, and further to the greater area of erasing of writing on blackboard, effect is more preferable, improves work effect of the invention
Rate.
Because further including having left travel switch and right travel switch, left lateral journey is equipped with by screw on the left of sliding slot inner top
Switch, left travel switch are located on the left of sliding block, are equipped with right travel switch, right travel switch by screw on the right side of sliding slot inner top
On the right side of the sliding block, so starting Electric Motor Wheel rotates clockwise, sliding block moves right, and encounters right lateral journey when sliding block moves right and opens
Guan Hou, Electric Motor Wheel rotate counterclockwise, and sliding block is moved to the left, after sliding block, which is moved to the left, encounters left travel switch, Electric Motor Wheel up time
Needle rotation, sliding block moves right, so automatically can constantly control Electric Motor Wheel and rotate clockwise or rotate counterclockwise, more time saving
Laborsaving, mechanization degree is high.
Because first motor is servo motor, the control revolving speed that servo motor can be more accurate keeps operation more steady.
(3) beneficial effect
By the present invention in that blackboard eraser is moved left and right, moved up and down, and swing, to writing large area on blackboard into
Row erasing, effect is fabulous, has achieved the effect that the time can be saved, has saved manpower, improves working efficiency.
Detailed description of the invention
Fig. 1 is the first schematic view of the front view of the invention.
Fig. 2 is the first schematic view of the front view that the present invention moves left and right device.
Fig. 3 is the schematic cross-sectional view of cabinet main view of the present invention.
Fig. 4 is second of schematic view of the front view that the present invention moves left and right device.
The label in accompanying drawing is: the ground 1-, 2- moves left and right device, 3- fixed plate, 4- lifting device, 21- pedestal, 22-
Electric Motor Wheel, 23- sliding slot, 24- driven wheel, 25- sliding block, 26- bracing wire, 41- cylinder, 42- cabinet, 43- connecting rod, 44- magnet, 5-
Pendulous device, 51- slide bar, 52- first motor, 53- sector gear, 54- sliding sleeve, 55- rack gear, 56- pilot hole, 6- left lateral journey are opened
It closes, the right travel switch of 7-, 8- blackboard.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of Internet of Things communication technology study automatic blackboard cleaning device includes as shown in Figs 1-4 to move left and right device 2, consolidate
Fixed board 3 and lifting device 4, the ground 1 of 8 underface of blackboard, which is equipped with, moves left and right device 2, moves left and right the moving portion of device 2
Horizontal connection has fixed plate 3 on part, is equipped with lifting device 4 at the top of fixed plate 3.
Embodiment 2
A kind of Internet of Things communication technology study automatic blackboard cleaning device includes as shown in Figs 1-4 to move left and right device 2, consolidate
Fixed board 3 and lifting device 4, the ground 1 of 8 underface of blackboard, which is equipped with, moves left and right device 2, moves left and right the moving portion of device 2
Horizontal connection has fixed plate 3 on part, is equipped with lifting device 4 at the top of fixed plate 3.
Moving left and right device 2 includes pedestal 21, Electric Motor Wheel 22, driven wheel 24, sliding block 25 and bracing wire 26, blackboard 8 just under
Pedestal 21 is installed on the ground 1 of side, 21 inner top of pedestal laterally opens sliding slot 23, and left end is pivotally equipped with electricity in sliding slot 23
Driving wheel 22, right end is pivotally equipped with driven wheel 24 in sliding slot 23, sliding on the sliding slot 23 between Electric Motor Wheel 22 and driven wheel 24
It is equipped with to dynamic formula sliding block 25, bracing wire 26,26 end of bracing wire and sliding block 25 or so two are connected between Electric Motor Wheel 22 and driven wheel 24
Side connection, 3 bottom of fixed plate are connect by bolted connection with 25 top of sliding block.
Embodiment 3
A kind of Internet of Things communication technology study automatic blackboard cleaning device includes as shown in Figs 1-4 to move left and right device 2, consolidate
Fixed board 3 and lifting device 4, the ground 1 of 8 underface of blackboard, which is equipped with, moves left and right device 2, moves left and right the moving portion of device 2
Horizontal connection has fixed plate 3 on part, is equipped with lifting device 4 at the top of fixed plate 3.
Moving left and right device 2 includes pedestal 21, Electric Motor Wheel 22, driven wheel 24, sliding block 25 and bracing wire 26, blackboard 8 just under
Pedestal 21 is installed on the ground 1 of side, 21 inner top of pedestal laterally opens sliding slot 23, and left end is pivotally equipped with electricity in sliding slot 23
Driving wheel 22, right end is pivotally equipped with driven wheel 24 in sliding slot 23, sliding on the sliding slot 23 between Electric Motor Wheel 22 and driven wheel 24
It is equipped with to dynamic formula sliding block 25, bracing wire 26,26 end of bracing wire and sliding block 25 or so two are connected between Electric Motor Wheel 22 and driven wheel 24
Side connection, 3 bottom of fixed plate are connect by bolted connection with 25 top of sliding block.
Lifting device 4 includes cylinder 41, cabinet 42, connecting rod 43 and magnet 44, and 3 top bilateral symmetry of fixed plate is vertical
Equipped with cylinder 41, cylinder 41 is mounted on 3 top of fixed plate by bolted connection, passes through bolt on the telescopic rod of cylinder 41
The mode of connection is connected with cabinet 42, and 42 middle top of cabinet is equipped with connecting rod 43 vertically, and 43 top of connecting rod is connected with magnet
44。
Embodiment 4
A kind of Internet of Things communication technology study automatic blackboard cleaning device includes as shown in Figs 1-4 to move left and right device 2, consolidate
Fixed board 3 and lifting device 4, the ground 1 of 8 underface of blackboard, which is equipped with, moves left and right device 2, moves left and right the moving portion of device 2
Horizontal connection has fixed plate 3 on part, is equipped with lifting device 4 at the top of fixed plate 3.
Moving left and right device 2 includes pedestal 21, Electric Motor Wheel 22, driven wheel 24, sliding block 25 and bracing wire 26, blackboard 8 just under
Pedestal 21 is installed on the ground 1 of side, 21 inner top of pedestal laterally opens sliding slot 23, and left end is pivotally equipped with electricity in sliding slot 23
Driving wheel 22, right end is pivotally equipped with driven wheel 24 in sliding slot 23, sliding on the sliding slot 23 between Electric Motor Wheel 22 and driven wheel 24
It is equipped with to dynamic formula sliding block 25, bracing wire 26,26 end of bracing wire and sliding block 25 or so two are connected between Electric Motor Wheel 22 and driven wheel 24
Side connection, 3 bottom of fixed plate are connect by bolted connection with 25 top of sliding block.
Lifting device 4 includes cylinder 41, cabinet 42, connecting rod 43 and magnet 44, and 3 top bilateral symmetry of fixed plate is vertical
Equipped with cylinder 41, cylinder 41 is mounted on 3 top of fixed plate by bolted connection, passes through bolt on the telescopic rod of cylinder 41
The mode of connection is connected with cabinet 42, and 42 middle top of cabinet is equipped with connecting rod 43 vertically, and 43 top of connecting rod is connected with magnet
44。
Further include having pendulous device 5, pendulous device 5 is equipped in cabinet 42, pendulous device 5 includes the 51, first electricity of slide bar
Machine 52, sector gear 53, sliding sleeve 54 and rack gear 55,42 internal upper part level of cabinet are equipped with slide bar 51, slidably set on slide bar 51
There is sliding sleeve 54, horizontal connection has rack gear 55 to 54 front side of sliding sleeve by bolted connection, passes through spiral shell among bottom in cabinet 42
It tethers the mode connect and first motor 52 is installed, sector gear 53 is connected with by shaft coupling on the output shaft of first motor 52,
Sector gear 53 is engaged with rack gear 55, and 42 top center of cabinet is provided with pilot hole 56, and 43 lower part of connecting rod is located in pilot hole 56,
43 bottom end of connecting rod is connect with 55 top center of rack gear by pin.
Further include having left travel switch 6 and right travel switch 7, left lateral journey is equipped with by screw on the left of 23 inner top of sliding slot
Switch 6, left travel switch 6 are located at 25 left side of sliding block, and 23 inner top of sliding slot right side is equipped with right travel switch 7 by screw, right
Travel switch 7 is located at 25 right side of sliding block.
First motor 52 is servo motor.
Working principle: when using the present invention, the wiping of blackboard 8 is fixed on lifting device 4, is made by moving left and right device 2
It obtains fixed plate 3 to move left and right, lifting device 4 is driven to move left and right, and then the wiping of blackboard 8 is driven to move left and right, so that blackboard 8 wipes a left side
It moves right the writing erasing on blackboard 8；At the same time, move up and down the wiping of blackboard 8 by lifting device 4, so that black
The wiping of plate 8 moves up and down wipes the writing on blackboard 8 comprehensively, and effect is fabulous.
Because moving left and right device 2 includes pedestal 21, Electric Motor Wheel 22, driven wheel 24, sliding block 25 and bracing wire 26, blackboard 8
Pedestal 21 is installed, 21 inner top of pedestal laterally opens sliding slot 23, and left end is pivotally installed in sliding slot 23 on the ground 1 of underface
There is Electric Motor Wheel 22, right end is pivotally equipped with driven wheel 24, the sliding slot 23 between Electric Motor Wheel 22 and driven wheel 24 in sliding slot 23
On be slidably equipped with sliding block 25, be connected with bracing wire 26 between Electric Motor Wheel 22 and driven wheel 24,26 end of bracing wire and sliding block 25 are left
Right two sides connection, 3 bottom of fixed plate is connect by bolted connection with 25 top of sliding block, so starting Electric Motor Wheel 22 is suitable
Hour hands rotation to pull sliding block 25 to move right by bracing wire 26, and then drives fixed plate 3 to move right, to drive liter
Falling unit 4 moves right；Starting Electric Motor Wheel 22 rotates counterclockwise, and similarly, lifting device 4 is moved to the left；So by constantly opening
Dynamic Electric Motor Wheel 22 is rotated clockwise or is rotated counterclockwise, and can constantly drive lifting device 4 to move left and right.
Because lifting device 4 includes cylinder 41, cabinet 42, connecting rod 43 and magnet 44,3 top bilateral symmetry of fixed plate
It is equipped with cylinder 41 vertically, cylinder 41 is mounted on 3 top of fixed plate by bolted connection, passes through on the telescopic rod of cylinder 41
Bolted mode is connected with cabinet 42, and 42 middle top of cabinet is equipped with connecting rod 43 vertically, and 43 top of connecting rod is connected with
Magnet 44, so the wiping of blackboard 8 is placed on magnet 44, the wiping of blackboard 8 is sucked magnet 44, and starting cylinder 41 does stretching motion,
It drives cabinet 42 to move up and down, and then connecting rod 43 is driven to move up and down, so that the wiping of blackboard 8 be driven to move up and down.
Because further including having pendulous device 5, it is equipped with pendulous device 5 in cabinet 42, pendulous device 5 includes slide bar 51, the
One motor 52, sector gear 53, sliding sleeve 54 and rack gear 55,42 internal upper part level of cabinet are equipped with slide bar 51, slidingtype on slide bar 51
Ground is equipped with sliding sleeve 54, and horizontal connection has rack gear 55 to 54 front side of sliding sleeve by bolted connection, logical among bottom in cabinet 42
It crosses bolted mode and first motor 52 is installed, sector gear is connected with by shaft coupling on the output shaft of first motor 52
53, sector gear 53 is engaged with rack gear 55, and 42 top center of cabinet is provided with pilot hole 56, and 43 lower part of connecting rod is located at pilot hole 56
Interior, 43 bottom end of connecting rod is connect with 55 top center of rack gear by pin, thus erase the board 8 during, while start first
The rotation of 52 positive and negative alternate of motor, and then the rotation of 53 positive and negative alternate of sector gear is driven, to be moved left and right with carry-over bar 55, in turn
43 lower part of connecting rod is driven to move left and right, 43 top of connecting rod swings therewith, so that the wiping of blackboard 8 is driven to swing, into
One step to the greater area of erasing of writing on blackboard 8, effect is more preferable, improves working efficiency of the invention.
Because further including having left travel switch 6 and right travel switch 7, a left side is equipped with by screw on the left of 23 inner top of sliding slot
Travel switch 6, left travel switch 6 are located at 25 left side of sliding block, and 23 inner top of sliding slot right side is equipped with right travel switch by screw
7, right travel switch 7 is located at 25 right side of sliding block, so starting Electric Motor Wheel 22 rotates clockwise, sliding block 25 moves right, and works as sliding block
25 move right encounter right travel switch 7 after, Electric Motor Wheel 22 rotates counterclockwise, and sliding block 25 is moved to the left, when sliding block 25 is to moving to left
It moves after encountering left travel switch 6, Electric Motor Wheel 22 rotates clockwise, and sliding block 25 moves right, and so automatically can constantly control electricity
Driving wheel 22 is rotated clockwise or is rotated counterclockwise, more time saving and energy saving, and mechanization degree is high.
Because first motor 52 is servo motor, the control revolving speed that servo motor can be more accurate keeps operation more flat
Surely.
The preferred embodiment of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these belong to this hair
Bright protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (6)
1. a kind of Internet of Things communication technology study automatic blackboard cleaning device, which is characterized in that include to move left and right device
(2), fixed plate (3) and lifting device (4), the ground (1) immediately below blackboard (8), which is equipped with, to be moved left and right device (2), and left and right is moved
There is fixed plate (3) horizontal connection on the moving parts of dynamic device (2), be equipped with lifting device (4) at the top of fixed plate (3).
2. a kind of Internet of Things communication technology study automatic blackboard cleaning device according to claim 1, which is characterized in that left
Moving right device (2) includes pedestal (21), Electric Motor Wheel (22), driven wheel (24), sliding block (25) and bracing wire (26), blackboard (8)
It is equipped with pedestal (21) on the ground (1) of underface, pedestal (21) inner top is laterally opened sliding slot (23), and sliding slot (23) interior left end turns
Be equipped with to dynamic formula Electric Motor Wheel (22), sliding slot (23) interior right end is pivotally equipped with driven wheel (24), Electric Motor Wheel (22) and from
Sliding block (25) slidably are equipped on sliding slot (23) between driving wheel (24), are connected between Electric Motor Wheel (22) and driven wheel (24)
Bracing wire (26), bracing wire (26) end are connect with sliding block (25) left and right sides, are passed through at the top of fixed plate (3) bottom and sliding block (25)
Bolted mode connects.
3. a kind of Internet of Things communication technology study automatic blackboard cleaning device according to claim 2, which is characterized in that rise
Falling unit (4) includes cylinder (41), cabinet (42), connecting rod (43) and magnet (44), and bilateral symmetry is perpendicular at the top of fixed plate (3)
Cylinder (41) directly are equipped with, cylinder (41) is mounted on by bolted connection at the top of fixed plate (3), the telescopic rod of cylinder (41)
On be connected with by bolted connection cabinet (42), cabinet (42) middle top is equipped with connecting rod (43), connecting rod vertically
(43) top is connected with magnet (44).
4. a kind of Internet of Things communication technology study automatic blackboard cleaning device according to claim 3, which is characterized in that also
Include pendulous device (5), be equipped with pendulous device (5) in cabinet (42), pendulous device (5) includes slide bar (51), the first electricity
Machine (52), sector gear (53), sliding sleeve (54) and rack gear (55), cabinet (42) internal upper part level are equipped with slide bar (51), slide bar
(51) sliding sleeve (54) slidably are equipped on, horizontal connection has rack gear (55) by bolted connection on front side of sliding sleeve (54),
It is equipped with by bolted connection first motor (52) among cabinet (42) interior bottom, on the output shaft of first motor (52)
It is connected with sector gear (53) by shaft coupling, sector gear (53) is engaged with rack gear (55), and cabinet (42) top center is provided with
Pilot hole (56), connecting rod (43) lower part are located in pilot hole (56), and connecting rod (43) bottom end and rack gear (55) top center are logical
Cross pin connection.
5. a kind of Internet of Things communication technology study automatic blackboard cleaning device according to claim 4, which is characterized in that also
It include left travel switch (6) and right travel switch (7), sliding slot (23) inner top left side is equipped with left travel switch by screw
(6), left travel switch (6) is located on the left of sliding block (25), is equipped with right travel switch by screw on the right side of sliding slot (23) inner top
(7), right travel switch (7) is located on the right side of sliding block (25).
6. a kind of Internet of Things communication technology study automatic blackboard cleaning device according to claim 5, which is characterized in that the
One motor (52) is servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710444796.3A CN109080342A (en) | 2017-06-14 | 2017-06-14 | Automatic blackboard cleaning device is used in a kind of study of the Internet of Things communication technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710444796.3A CN109080342A (en) | 2017-06-14 | 2017-06-14 | Automatic blackboard cleaning device is used in a kind of study of the Internet of Things communication technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109080342A true CN109080342A (en) | 2018-12-25 |
Family
ID=64838789
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710444796.3A Pending CN109080342A (en) | 2017-06-14 | 2017-06-14 | Automatic blackboard cleaning device is used in a kind of study of the Internet of Things communication technology |
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| Country | Link |
|---|---|
| CN (1) | CN109080342A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767041A (en) * | 2019-11-29 | 2020-02-07 | 重庆工程职业技术学院 | Think political affairs instrument for education |
-
2017
- 2017-06-14 CN CN201710444796.3A patent/CN109080342A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767041A (en) * | 2019-11-29 | 2020-02-07 | 重庆工程职业技术学院 | Think political affairs instrument for education |
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Application publication date: 20181225 |