CN108594859B - Movable intelligent learning machine for children literature and following method thereof - Google Patents
Movable intelligent learning machine for children literature and following method thereof Download PDFInfo
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- CN108594859B CN108594859B CN201810762660.1A CN201810762660A CN108594859B CN 108594859 B CN108594859 B CN 108594859B CN 201810762660 A CN201810762660 A CN 201810762660A CN 108594859 B CN108594859 B CN 108594859B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000009193 crawling Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000009194 climbing Effects 0.000 claims description 24
- 230000006870 function Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007087 memory ability Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/12—Target-seeking control
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
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- Radar, Positioning & Navigation (AREA)
- Aviation & Aerospace Engineering (AREA)
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- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Toys (AREA)
Abstract
The invention discloses a movable intelligent learning machine for children literature, which comprises: a housing comprising a front housing and a rear housing, the front housing being detachably connected to the rear housing; the touch screen is embedded in the front shell; a microprocessor disposed within the housing and coupled to the touch screen; a speaker disposed within the housing below the touch screen; the storage battery is arranged in the shell and is electrically connected with the touch screen, the microprocessor and the loudspeaker; the base is hinged with one side of the shell and arranged at the bottom of the shell, and the other side of the shell is connected with the shell through a telescopic support column; the driving mechanism is rotatably arranged at the bottom of the base; the crawling mechanism is arranged on two sides of the base, and the automatic following method of the intelligent learning machine for children literature is further provided.
Description
Technical Field
The invention relates to the field of children literature, in particular to a movable intelligent learning machine for children literature and an automatic following method for the intelligent learning machine for children literature.
Background
The intelligent learning machine is a generic name of a learning machine which is provided with an independent operating system, can be used for downloading required learning resources by a user, can be used for installing programs provided by third-party service providers such as software, games and the like, can be used for continuously expanding functions of the learning machine and can be accessed through a mobile communication network, and the learning machine for children is used as an important tool for learning and fumigating and teaching of the children, so that the thinking and thinking ability and the memory ability of the children can be improved, but the children often cannot be focused on the learning of the learning machine for the children due to short concentration time of the children, so that the intelligent learning machine capable of following the movement of the children is required, and the fumigating and teaching effect is improved.
Disclosure of Invention
The invention designs and develops a movable intelligent learning machine for children literature, which can realize the function of automatically following a climbing slope or climbing stairs and improve fumigating and teaching effects.
The invention also discloses an automatic following method of the intelligent learning machine for children literature, which realizes intelligent following.
The technical scheme provided by the invention is as follows:
a mobile intelligent learning machine for children literature, comprising:
a housing comprising a front housing and a rear housing, the front housing being detachably connected to the rear housing;
the touch screen is embedded in the front shell;
a microprocessor disposed within the housing and coupled to the touch screen;
a speaker disposed within the housing below the touch screen;
the storage battery is arranged in the shell and is electrically connected with the touch screen, the microprocessor and the loudspeaker;
the base is hinged with one side of the shell and arranged at the bottom of the shell, and the other side of the shell is connected with the shell through a telescopic support column;
the driving mechanism is rotatably arranged at the bottom of the base;
and the crawling mechanism is arranged on two sides of the base.
Preferably, the driving mechanism includes:
the wheel disc is rotatably supported below the base and driven by a steering motor to rotate;
an axle rotatably supported on the wheel disc;
the two rotating wheels are rotatably arranged on two sides of the wheel shaft;
wherein the wheel axle is driven by a driving motor.
Preferably, the crawling mechanism comprises:
a first shaft provided on one side of the base;
a second shaft arranged on the other side of the base;
a plurality of crawling wheels rotatably supported on both sides of the first shaft and the second shaft, the crawling wheels comprising:
the connecting hub is annular and can be sleeved on the wheel shaft;
one end of each three support columns is arranged outside the connecting hub, and the included angle of each two adjacent support columns is 120 degrees;
and the three rotating wheels are rotatably supported at the other ends of the three support columns.
Preferably, the first shaft and the second shaft are connected to a corner motor through a reduction mechanism.
Preferably, the method further comprises:
the ultrasonic following system comprises a transmitting signal end which is arranged on a human body and consists of an ultrasonic transmitter and a wireless transmitter, and a signal receiving end which is arranged on a shell and consists of an ultrasonic receiver and a wireless receiver;
an infrared following system comprising an infrared transmitting and receiving sensor mounted on the housing; the infrared transmitting and receiving sensor consists of an infrared signal transmitting end and an infrared signal receiving end.
An automatic following method of an intelligent learning machine for children literature comprises the following steps:
in a Cartesian coordinate system, taking the initial position of an ultrasonic receiver as an origin {0, 0}, transmitting ultrasonic signals once every k seconds by an ultrasonic transmitter, detecting the signals by the ultrasonic receiver and detecting the position coordinates { x }, of the ultrasonic transmitter n ,y n ,z n N=1, 2,3 … m, m is a positive integer and 6.ltoreq.m.ltoreq.8;
step two, whenWhen the intelligent learning machine for children literature moves along the movement track of the ultrasonic transmitter;
when (when)When the movable intelligent learning machine for children literature is converted into a climbing mode, the driving motor is turned off, and the corner motor drives the climbing wheel to rotate.
Preferably, the distance between the intelligent learning machine for children literature and the ultrasonic generator is kept to be 20cm-60cm.
Preferably, the time interval k is more than or equal to 0.25s and less than or equal to 0.6s in the step one.
Preferably, the climbing mode in the second step further includes:
calculating the climbing track angle
The telescopic column extension height h=larccos α is calculated.
The beneficial effects of the invention are that
The invention designs and develops a movable intelligent learning machine for children literature, which can realize the function of automatically following a climbing slope or climbing stairs and improve fumigating and teaching effects. The invention also discloses an automatic following method of the intelligent learning machine for children literature, which realizes intelligent following, provides a stair climbing calculation method, can realize flat ground following, and provides a climbing and stair climbing following method aiming at the characteristic of easy movement of children.
Drawings
Fig. 1 is a schematic structural diagram of a movable intelligent learning machine for children literature according to the present invention.
Fig. 2 is a schematic diagram of the bottom structure of the movable intelligent learning machine for children literature according to the present invention.
Fig. 3 is a schematic structural view of the crawling wheel according to the present invention.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
As shown in fig. 1, the movable intelligent learning machine for children literature provided by the invention comprises: a housing 110, a touch screen 120, a base 130, a crawling mechanism 140, and a driving mechanism 150.
Wherein the housing 110 comprises a front housing and a rear housing, the front housing is detachably connected with the rear housing, and as a preference, the front housing and the rear housing are connected by bolts; the front shell is provided with a square groove, and the touch screen 120 is embedded in the front shell; a microprocessor disposed within the housing 110 and coupled to the touch screen 120; a speaker disposed within the housing 110 below the touch screen 120; the storage battery is arranged in the shell, the storage battery is electrically connected with the touch screen, the microprocessor and the loudspeaker, the system is powered, and the other end of the storage battery is provided with a usb interface and has an electric storage function.
As shown in fig. 2, the base 130 is hinged with one side of the housing 110, and is arranged at the bottom of the housing 110, and the other side of the housing is connected with the housing 110 through a telescopic strut 131; the driving mechanism 150 is rotatably arranged at the bottom of the base 130; the crawling mechanism 140 is disposed on both sides of the base 130. The drive mechanism 150 includes: the wheel disc 151 is rotatably supported below the base 130, and the wheel disc 151 is driven to rotate by a steering motor; the wheel shaft is rotatably supported in the wheel disc; two rotating wheels 152 rotatably provided on both sides of the wheel shaft; wherein the wheel axle is driven by a driving motor. The crawling mechanism 140 includes: a first shaft provided at one side of the base 130; a second shaft disposed at the other side of the base 130; a plurality of crawling wheels 141, rotatably supported on both sides of the first shaft and the second shaft,
as shown in fig. 3, the crawling wheel 141 includes: a connecting hub 141a having a ring shape and capable of being fitted over the wheel shaft; three support columns, one ends of which are arranged outside the connecting hub 141a, wherein the included angle of each two adjacent support columns is 120 degrees; three rotating wheels 141c rotatably supported at the other ends of the three support columns. Preferably, the first shaft and the second shaft are connected to the rotation angle motor through a reduction mechanism.
Taking the working process of the movable intelligent learning machine for children as an example, the microprocessor has two working modes, when the microprocessor is switched to the flat ground following mode, the driving mechanism 150 works, the crawling mechanism 140 does not work, the motor drives the driving wheel to rotate, the flat ground movement of the intelligent learning machine for children is realized, and when the intelligent learning machine for children needs to turn, the wheel disc 151 is rotated, and the steering function is realized.
When switching to the climbing mode, the driving mechanism 150 does not work, the crawling mechanism 140 works, the corner motor drives the crawling wheel 141 to rotate, because the crawling wheel is provided with three support columns, when the crawling wheel rotates, one crawling wheel is in contact with the stair platform and continues to rotate, and the crawling wheel is driven to climb up a slope by taking the crawling wheel as a fulcrum, so that a stair climbing function is realized.
In another embodiment, the method further comprises: the ultrasonic following system comprises a transmitting signal end which is arranged on a human body and consists of an ultrasonic transmitter and a wireless transmitter, and a signal receiving end which is arranged on a shell and consists of an ultrasonic receiver and a wireless receiver;
an infrared following system comprising an infrared transmitting and receiving sensor mounted on the housing; the infrared transmitting and receiving sensor consists of an infrared signal transmitting end and an infrared signal receiving end.
An automatic following method of an intelligent learning machine for children literature comprises the following steps:
in a Cartesian coordinate system, taking the initial position of an ultrasonic receiver as an origin {0, 0}, transmitting ultrasonic signals once every k seconds by an ultrasonic transmitter, detecting the signals by the ultrasonic receiver and detecting the position coordinates { x }, of the ultrasonic transmitter n ,y n ,z n N=1, 2,3 … m, m is a positive integer and 6.ltoreq.m.ltoreq.8;
step two, whenWhen the intelligent learning machine for children literature moves along the movement track of the ultrasonic transmitter;
when (when)When the movable intelligent learning machine for children literature is converted into a climbing mode, the driving motor is turned off, and the corner motor drives the climbing wheel to rotate.
Preferably, the distance between the intelligent learning machine for children literature and the ultrasonic generator is kept to be 20cm-60cm.
In another embodiment, the time interval in step one is 0.25 s.ltoreq.k.ltoreq.0.6 s.
In another embodiment, because the center of gravity of the learning machine moves backward during the stair climbing process, in order to prevent the learning machine from leaning backward, the center of gravity of the learning machine is adjusted by the support column to prevent the learning machine from turning over, so the climbing mode in the second step further includes:
climbing track angleThe telescopic column extension height h=larccos α is calculated.
The invention designs and develops a movable intelligent learning machine for children literature, which can realize the function of automatically following climbing slopes or stairs and improve fumigating and teaching effects. The invention also discloses an automatic following method of the intelligent learning machine for children literature, which realizes intelligent following, provides a stair climbing calculation method, can realize flat ground following, and provides a climbing and stair climbing following method aiming at the characteristic of easy movement of children.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (3)
1. An automatic following method of a children literature intelligent learning machine comprises a movable children literature intelligent learning machine, which comprises the following steps:
a housing comprising a front housing and a rear housing, the front housing being detachably connected to the rear housing;
the touch screen is embedded in the front shell;
a microprocessor disposed within the housing and coupled to the touch screen;
a speaker disposed within the housing below the touch screen;
the storage battery is arranged in the shell and is electrically connected with the touch screen, the microprocessor and the loudspeaker;
the base is hinged with one side of the shell and arranged at the bottom of the shell, and the other side of the shell is connected with the shell through a telescopic support column;
the driving mechanism is rotatably arranged at the bottom of the base;
the crawling mechanisms are arranged on two sides of the base;
the driving mechanism includes:
the wheel disc is rotatably supported below the base and driven by a steering motor to rotate;
an axle rotatably supported on the wheel disc;
the two rotating wheels are rotatably arranged on two sides of the wheel shaft;
wherein the wheel axle is driven by a driving motor;
the crawling mechanism comprises:
a first shaft provided on one side of the base;
a second shaft arranged on the other side of the base;
a plurality of crawling wheels rotatably supported on both sides of the first shaft and the second shaft, the crawling wheels comprising:
the connecting hub is annular and can be sleeved on the wheel shaft;
one end of each three support columns is arranged outside the connecting hub, and the included angle of each two adjacent support columns is 120 degrees;
three rotating wheels rotatably supported at the other ends of the three support columns;
the first shaft and the second shaft are connected with a corner motor through a speed reducing mechanism;
further comprises:
the ultrasonic following system comprises a transmitting signal end which is arranged on a human body and consists of an ultrasonic transmitter and a wireless transmitter, and a signal receiving end which is arranged on a shell and consists of an ultrasonic receiver and a wireless receiver;
an infrared following system comprising an infrared transmitting and receiving sensor mounted on the housing; the infrared transmitting and receiving sensor consists of an infrared signal transmitting end and an infrared signal receiving end;
characterized by comprising the following steps:
in a Cartesian coordinate system, taking the initial position of an ultrasonic receiver as the origin {0, 0}, transmitting ultrasonic signals once every k seconds by an ultrasonic transmitter, and detecting the signals by the ultrasonic receiverAnd detecting the position coordinate { x } of the ultrasonic transmitter n ,y n ,z n N=1, 2,3 … m, m is a positive integer and 6.ltoreq.m.ltoreq.8;
step two, whenWhen the intelligent learning machine for children literature moves along the movement track of the ultrasonic transmitter;
when (when)When the movable intelligent learning machine for children literature is converted into a climbing mode, the driving motor is turned off, and the corner motor drives the climbing wheel to rotate.
2. The automatic following method of the intelligent learning machine for the literature of children according to claim 1, wherein the distance between the intelligent learning machine for the literature of children and the ultrasonic transmitter is kept to be 20cm-60cm.
3. The automatic following method of the intelligent learning machine for children literature according to claim 2, wherein the time interval k is more than or equal to 0.25s and less than or equal to 0.6s in the first step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810762660.1A CN108594859B (en) | 2018-07-12 | 2018-07-12 | Movable intelligent learning machine for children literature and following method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810762660.1A CN108594859B (en) | 2018-07-12 | 2018-07-12 | Movable intelligent learning machine for children literature and following method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108594859A CN108594859A (en) | 2018-09-28 |
| CN108594859B true CN108594859B (en) | 2024-02-23 |
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ID=63615458
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810762660.1A Active CN108594859B (en) | 2018-07-12 | 2018-07-12 | Movable intelligent learning machine for children literature and following method thereof |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502384A (en) * | 2014-12-31 | 2015-04-08 | 河南农业大学 | Method and device for detecting bubbled ground based on radar |
| CN204915772U (en) * | 2015-08-21 | 2015-12-30 | 谭正川 | Climb stair car |
| CN206075576U (en) * | 2016-08-08 | 2017-04-05 | 天津恒信永佳科技有限公司 | A kind of intelligent robot of auxiliary exercise mandarin |
| WO2017198222A1 (en) * | 2016-05-19 | 2017-11-23 | 苏州宝时得电动工具有限公司 | Automatic work system, self-moving device and control method therefor |
| CN207409153U (en) * | 2017-05-05 | 2018-05-25 | 北京洪恩教育科技股份有限公司 | A kind of portable child learning machine |
-
2018
- 2018-07-12 CN CN201810762660.1A patent/CN108594859B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502384A (en) * | 2014-12-31 | 2015-04-08 | 河南农业大学 | Method and device for detecting bubbled ground based on radar |
| CN204915772U (en) * | 2015-08-21 | 2015-12-30 | 谭正川 | Climb stair car |
| WO2017198222A1 (en) * | 2016-05-19 | 2017-11-23 | 苏州宝时得电动工具有限公司 | Automatic work system, self-moving device and control method therefor |
| CN206075576U (en) * | 2016-08-08 | 2017-04-05 | 天津恒信永佳科技有限公司 | A kind of intelligent robot of auxiliary exercise mandarin |
| CN207409153U (en) * | 2017-05-05 | 2018-05-25 | 北京洪恩教育科技股份有限公司 | A kind of portable child learning machine |
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| Publication number | Publication date |
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| CN108594859A (en) | 2018-09-28 |
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