CN212569619U - Notebook computer based on raspberry group - Google Patents

Abstract

A notebook computer based on a raspberry group relates to the technical field of raspberry groups. It includes: the host and the display are rotationally connected with each other; and a keyboard detachably mounted on the host; the host includes: the keyboard is arranged on the shell and is matched with the shell to form a closed accommodating space; the raspberry pie is assembled in the accommodating space; the PCBA is assembled in the accommodating space and connected to the raspberry pie through a GPIO port; the sensors are arranged on the PCBA and electrically connected with the I/O port of the raspberry pie; and the PCBA is also provided with a power supply system and a display screen driving system. By adopting the technical scheme, the functions of programming learning, surfing on the internet and other operations can be realized without connecting a computer; the hardware integration level is high, need not to build the hardware platform by oneself, still has the advantage of dismantling the keyboard, using the hardware platform in the casing.

Description

Notebook computer based on raspberry group

Technical Field

The utility model relates to a raspberry group technical field, concretely relates to notebook computer based on raspberry group.

Background

Raspberry Pi (abbreviated to RPi or Rasppi/RPI) is designed for learning computer programming education, and is a microcomputer with the size of a credit card, and the system of the Raspberry Pi is based on Linux. The card mainboard is surrounded with a USB interface and an 10/100 Ethernet interface (A type does not have a network port), can be connected with a keyboard, a mouse and a network cable, and simultaneously has a television output interface of video analog signals and an HDMI high-definition video output interface. However, the existing raspberry group teaching instrument is low in integration level, the sensor modules are scattered, a user needs to use a DuPont wire form for connection, the hardware platform is complicated in building steps and long in time, the built platform is not complete, the building is needed in each use, and certain trouble is caused to the user in both learning and using and storage.

Traditional learning development boards (such as ARM, AVR and the like) need to be connected with a computer, and a user needs to download programs to the development board after the PC end finishes programming, so that trouble is brought to learners in the learning process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a notebook computer based on a raspberry group, which integrates the raspberry group and some sensors into the notebook computer, and has the functions of programming learning, surfing on the internet and other operations without connecting a computer; the hardware integration level is high, need not to build the hardware platform by oneself, still has the advantage of dismantling the keyboard, using the hardware platform in the casing.

In order to achieve the above object, the utility model adopts the following technical scheme: a raspberry pi based notebook computer, comprising: the host and the display are rotationally connected with each other; and a keyboard detachably mounted on the host; the host includes: the keyboard is arranged on the shell and is matched with the shell to form a closed accommodating space; the raspberry pie is assembled in the accommodating space; the PCBA is assembled in the accommodating space and connected to the raspberry pie through a GPIO port; the sensors are arranged on the PCBA and electrically connected with the I/O port of the raspberry pie; and the PCBA is also provided with a power supply system and a display screen driving system.

The utility model discloses further set up, the sensor includes: at least one of a temperature and humidity sensor, an inclination sensor, a human body infrared sensor, a sound detection sensor, a touch sensor, an ambient brightness sensor and an ultrasonic distance measurement sensor.

The utility model discloses further set up, include on the PCBA: at least one of a rocker, a four-bit clock nixie tube, a relay module, a cooling fan, a bread board, an LCD display screen, a 4 x 4 key matrix, a buzzer, a vibrating motor, an 8 x 8RGB matrix and an RFID.

The utility model is further provided with that the sensor is electrically connected with the I/O port of the raspberry group through a digital analog switch; the PCBA is provided with a physical switch for switching and controlling the digital-analog switch; an I/O port expansion external seat is inserted into an I/O port on the raspberry pie; the I/O port is extended and externally connected with a socket and is used for connecting an external sensor; when the physical switch is adjusted and the digital analog switch is controlled to be conducted, the I/O port of the raspberry pi is connected with the sensor; the I/O port of the raspberry pi is occupied, and the external socket expanded by the I/O port cannot be used; when the physical switch is adjusted and the digital analog switch is controlled to be switched off, the I/O port of the raspberry pi is switched off from the sensor, and the I/O port is expanded to be connected with an external socket and can be used.

The utility model is further provided with mounting grooves for mounting the keyboard, which are arranged around the upper side of the shell; a magnet is arranged in the mounting groove; the bottom of the keyboard is made of a magnetic metal material.

The utility model is further provided with a groove which is arranged on the shell and is close to the mounting groove and is convenient for taking out the keyboard; the keyboard is provided with a protruding lifting piece close to the groove.

The utility model discloses further set up, the keyboard is wireless keyboard.

The utility model is further provided with a drawer arranged at the rear side of the shell; and a self-locking device is arranged between the drawer and the shell.

The utility model discloses further set up, self-lock device includes: the self-locking female buckle is arranged in the shell; the self-locking male buckle is arranged on the drawer and corresponds to the self-locking female buckle; in a self-locking state, the drawer is pressed and popped out; and pressing the drawer again, and locking the drawer.

The utility model discloses further set up, raspberry group model is any one of raspberry group 4B, raspberry group 3B +, raspberry group 3B.

After the technical scheme is adopted, the utility model discloses beneficial effect does:

1. in the utility model, the raspberry pie and some sensors are integrated into the host, so that the hardware integration level is high, a hardware platform is not required to be built by the user, and the storage is easier; and the keyboard is detachably assembled on the host, the keyboard and the shell are matched to form a closed accommodating space, the carrying is convenient, the appearance is neat, and when the sensor is needed, the keyboard is only required to be detached. Compared with the traditional learning development board (such as ARM, AVR and the like), the platform needs to be connected with a computer, a user needs to download a program to the development board after programming is finished at a PC end, the platform is a microcomputer, the PC end does not need to be connected, and the user can carry out operations such as programming learning, surfing on the internet and the like on the platform only by starting up the platform. The learner can learn more conveniently.

2. The utility model discloses in, it has the external seat of IO mouth extension to peg graft on the IO mouth of raspberry group, adopts a physics switch, and the switching of control digital analog switch switches over the IO mouth of raspberry group and is connected and the disconnection of sensor, and the sensor of the same pin of convenient to use can switch over for the raspberry group can be connected through the external seat of IO mouth extension and use more outside sensor module.

3. According to the invention, the drawer is arranged on the rear side of the shell, when the portable charger is used outside, the portable charger can be normally powered and works conveniently only by arranging the charger in the drawer and connecting the adapter cable to the power interface, and the self-locking device is arranged between the drawer and the shell, so that articles in the drawer cannot fall out after the portable charger is locked. The drawer can also hold some electronic components, such as capacitors, resistors, diodes, triodes, led lamps, etc.

4. Still include on the PCBA: the four-digit nixie tube is arranged, not only can be used as digital display and clock display, but also can be combined with a temperature and humidity sensor to display the current temperature and humidity in real time, and can also be combined with a key to realize the display of the function of a calculator. Similarly, an 8 × 8RGB matrix and LCD display screen may also achieve this.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the keyboard removed;

FIG. 3 is an exploded view of the structure of the mainframe;

FIG. 4 is an exploded view of the display;

FIG. 5 is a schematic diagram of the drawer pop-up configuration;

FIG. 6 is a schematic structural view of the self-locking device;

FIG. 7 is a schematic diagram of the hardware configuration within the housing;

FIG. 8 is a block flow diagram of switch switching;

FIG. 9 is a flowchart illustrating a method for offline educational learning in programming language;

fig. 10 is a flowchart of a system configuration of a programming language offline education learning method.

Description of reference numerals: 1. a host; 2. a display; 3. a keyboard; 4. a digital-to-analog switch; 5. a physical switch; 6. the I/O port is expanded to be externally connected with a socket; 7. a drawer; 11. a housing; 12. a raspberry pie; 13. PCBA; 14. a sensor; 21. a screen frame; 22. a computer display screen; 23. a face shell; 24. a rotating shaft; 25. A microphone; 26. a camera; 31. a pulling member; 71. a self-locking pin buckle; 111. mounting grooves; 112. a groove; 113. self-locking female buckle; 114. a cover plate; 141. a temperature and humidity sensor; 142. a tilt sensor; 143. A human body infrared sensor; 144. a sound detection sensor; 145. a touch sensor; 146. an ambient light sensor; 147. an ultrasonic ranging sensor; 201. a rocker; 202. a four-bit clock nixie tube; 203. A relay module; 204. a heat radiation fan; 205. a bread board; 206. an LCD display screen; 207. a 4 × 4 key matrix; 208. a buzzer; 209. a vibration motor; 210. an 8 × 8RGB matrix; 211. an RFID; 212. A horn.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment as required without making a contribution, but all the embodiments are protected by the patent law within the scope of the claims of the present invention.

The present embodiment relates to a raspberry pi-based notebook computer, as shown in fig. 1 to 3, including: a host 1 and a display 2 which are rotatably connected with each other; and a keyboard 3 detachably mounted on the main body 1. The host 1 includes: the keyboard 3 is arranged on the shell 11 and is matched with the shell 11 to form a closed accommodating space; a raspberry pie 12 fitted in the accommodation space; the PCBA13 is arranged in the accommodating space and is connected to the raspberry pie 12 through the GPIO port; and a plurality of sensors 14 and other electronic modules arranged on the PCBA13 and electrically connected with the I/O port of the raspberry pie 12; the PCBA13 is also provided with a power supply system and a display screen driving system. Compared with the traditional learning development board (such as ARM, AVR and the like), the platform is required to be connected with a computer, a user needs to download a program to the development board after programming is finished at a PC end, the platform is a microcomputer, the PC end does not need to be connected, and the user can carry out operations such as programming learning, surfing on the internet and the like on the platform only by starting up the platform, so that a learner can more conveniently learn in the learning process. With raspberry group 12 and a plurality of sensor 14 integrated to host computer 1 in, the hardware integrated level is high, need not dupont line connection, need not oneself to build the hardware platform, has avoided the step that the platform was built to accomodate more easily, only need the cut-off power supply can, do not have the condition of striking each other between indiscriminate module, the development board, colliding with, make user use experience better. The raspberry type 12 is any one of raspberry type 4B, raspberry type 3B + and raspberry type 3B. In this embodiment, the raspberry pi 12 is the raspberry pi 4B with bluetooth, WIFI, Ethernet, two USB2.0 and two USB3.0 HUB, high definition HDMI input functions. Diversified learning options are conveniently provided for users. Programming learning software such as python, scratch and the like is built in the system, and a user can drive the module to work by directly running a program after programming, and the module does not need to be connected to a PC (personal computer) end to be downloaded like a traditional development board. The platform can learn python, c, java and other programming languages as well as graphical programming, the programming mode can be wireless Bluetooth programming and USB line programming, various circuit communication protocol foundations can be easily learned, functions and usages of the sensors and related knowledge of software and hardware interaction can be learned, and more unexpected surprises are created. And the keyboard 3 is detachably assembled on the host 1, the keyboard 3 and the shell 11 are matched to form a closed accommodating space, the carrying is convenient, the appearance is neat, and when the sensor 14 is needed, the keyboard 3 is only required to be detached firstly.

As shown in figure 3, the underside of the housing 11 has an opening in which a cover plate 114 is provided, and the raspberry pie 12 is mounted on the back side of the PCBA13 between the cover plate 114 and the opening in the housing 11.

As shown in fig. 4, the display 2 is hinged to the main body 1 through two left and right rotating shafts 24, and the display 2 includes: a screen frame 21; a computer display screen 22 disposed in the screen frame 21; and a face case 23 mounted on the rear side of the computer display screen 22; the screen frame 21 is provided with a microphone 25 and a camera 26. In this embodiment, the computer display screen 22 is 11.6 inches, and the microphone 25 and the camera 26 are arranged on the screen frame 21, so that the computer display screen can be used for learning face recognition and voice recognition intelligent AI interactive items.

As shown in fig. 7, the sensor 14 includes: at least one of a temperature and humidity sensor 141, a tilt sensor 142, a human body infrared sensor 143, a sound detection sensor 144, a touch sensor 145, an ambient brightness sensor 146, and an ultrasonic ranging sensor 147. In this embodiment, the sensor 14 includes all the above, wherein the model of the ambient brightness sensor 146 is BH1750, the model of the human infrared sensor 143 is LH1778, the model of the tilt sensor 142 is SW-200D, and the model of the temperature and humidity sensor 141 is DHT 11. The laptop based on the raspberry group further enriches the functions of products, can perform more electronic experiments, and can combine different sensor 14 modules according to own ideas and program to verify the realization functions after deep learning.

As shown in fig. 7, PCBA13 also includes thereon: at least one of a rocker 201, a four-bit clock nixie tube 202, a relay module 203, a cooling fan 204, a bread board 205, an LCD display 206, a 4 x 4 key matrix 207, a buzzer 208, a vibration motor 209, an 8 x 8RGB matrix 210 and an RFID 211. In this embodiment, PCBA13 includes all the above, has enriched the function of product, can carry out more electronic experiment, especially is equipped with the quadbit charactron, not only can regard as digital display, clock display, also can make up with temperature and humidity sensor 141, shows current humiture in real time, can also combine with the button, realizes the demonstration of calculator function. Similarly, the 8 × 8RGB matrix 210 and the LCD display 206 may achieve this goal. In addition, in the present embodiment, two horns 212 are electrically connected to the PCBA 13.

Because the function pins of the raspberry pi 12 are limited, an I/O port is added to extend the external socket 6, so that as many modules as possible are integrated. As shown in fig. 8, the sensor 14 is electrically connected to the I/O port of the raspberry pi 12 through the digital-analog switch 4; the PCBA13 is provided with a physical switch 5 for switching and controlling the digital-analog switch 4; an I/O port expansion external socket 6 is inserted into an I/O port on the raspberry pie 12; the I/O port extends out of the external socket 6 for connecting an external sensor. When the physical switch 5 is adjusted and the digital analog switch 4 is controlled to be switched on, the I/O port of the raspberry pie 12 is connected with the sensor 14; at the moment, the I/O port of the raspberry pie 12 is occupied, so that the external socket 6 cannot be used after the I/O port is expanded; when the physical switch 5 is adjusted and the digital-analog switch 4 is controlled to be switched off, the I/O port of the raspberry pi 12 is disconnected from the sensor 14, so that the I/O port can be used for expanding the external socket 6 to be connected with a new external sensor without being influenced by the sensor 14 on the PCBA 13. In the present embodiment, the physical switch 5 is a toggle switch. Specifically, when the toggle switch is turned to the left, the I/O port of the raspberry pie 12 is connected with the sensor 14 on the PCBA 13; when the toggle switch is toggled to the right, the I/O port of the raspberry pi 12 is disconnected from the sensor 14 on the PCBA13, so that the I/O port can be used to extend the external socket 6 to connect a new external sensor without being affected by the sensor 14 on the PCBA 13.

Further, as shown in fig. 1 and 2, an installation groove 111 for installing the keyboard 3 is formed around the upper side of the housing 11; a magnet is arranged in the mounting groove 111; the bottom of the keyboard 3 is made of a magnetic metal material. 3 bottoms of keyboard attract with the magnet in the mounting groove 111 mutually for 3 relative host computer 1 of keyboard can be dismantled, and 3 can place the use in a flexible way of keyboard, and when not using, keyboard 3 can accomodate into mounting groove 111 again in, extra occupation space does not. A groove 112 for taking out the keyboard 3 is arranged on the shell 11 near the mounting groove 111; the keyboard 3 is provided with a protruding pull-up member 31 adjacent to the recess 112. Through being equipped with recess 112, the user takes out keyboard 3 through recess 112, and is laborsaving convenient, and is specific, and recess 112 sets up to arc recess 112 for when the user takes out keyboard 3, the hand can not be scratched. The keyboard 3 is provided with a protruding pulling piece 31 near the groove 112, which is more convenient for the user to take out the keyboard 3.

In this embodiment, the keyboard 3 is a wireless keyboard, and specifically, the wireless keyboard supports both bluetooth pairing and 2.4G wireless connection.

This product can use the precious power supply that charges, if go out to carry the precious then inconvenient that charges. Then, as shown in fig. 5 and 6, the drawer 7 is assembled on the rear side of the housing 11; a self-locking device is arranged between the drawer 7 and the shell 11. Through being equipped with drawer 7 at 11 rear sides of casing, when needing outer use, only need pack the treasured that charges into drawer 7 in, insert patch cord to power source, can normally supply power and work, it is very convenient, some electronic components also can be put to drawer 7, like electric capacity, resistance, diode, triode, led lamp etc.. In order to be more convenient to carry, a self-locking device is arranged between the drawer 7 and the shell 11, and after the drawer is locked, articles in the drawer 7 cannot fall out. Specifically, self-lock device includes: a self-locking female buckle 113 arranged in the shell 11; the self-locking male buckle 71 is arranged on the drawer 7 and corresponds to the self-locking female buckle 113; in the self-locking state, the drawer 7 is pressed, and the drawer 7 pops out; the drawer 7 is pressed again, and the drawer 7 is locked, so that the operation is very convenient.

The notebook computer based on the raspberry pi 12 is further provided with a programming language offline education learning method, as shown in fig. 9 and 10, and comprises the following steps:

s1: executing the program list index retrieval function unit by acquiring a course unit clicked by a user, and acquiring a course number;

s2: the method comprises the steps that corresponding course contents are opened through acquiring course numbers clicked by users and through stored progress information of a background database, and programming code contents stored by a course code user for the last time are opened and displayed;

s3: the method comprises the steps that a user learns course contents by clicking the upper step/the next step of a teaching area, acquires a user operation instruction, executes corresponding upper and lower teaching content display units, executes a background database operation unit to store the current learning progress of the user, and transmits information to a previous course list module to inform and modify a display block of the course progress when course learning is completed;

s4: when the operating function clicked by the user is detected, the format of the editing area is normalized according to the code format of the programming language input by the user, whether the format of the programming language is correct or not is judged, if the format of the programming language is wrong, error information is transmitted to the output display module for displaying, and the user is informed of the error information and modifies the error information;

s5: after the programming language specification is detected to be qualified, the programming program is executed in the background, and the execution result is displayed through the lower computer execution unit according to the function of the programming code of the user.

In this embodiment, the course unit includes a minecraft teaching area, a learning teaching area, and an AI teaching area; the learning areas include the python area and the scratch area.

In the present embodiment, in step S3, the course content is presented in the form of characters.

In this embodiment, in the minecraft teaching area, the programming language offline education learning method further includes the following steps: s11, starting minecraft; s12, modifying the minecraft game code to modify the minecraft game content; s13, executing the minecraft game code.

In this embodiment, in the AI teaching area, the AI teaching mode includes a speech recognition teaching mode and a face recognition teaching mode.

The programming language off-line education learning method abandons the traditional teaching document reading form, adopts an interesting conversation teaching mode, and adopts a teaching mode combined with an embedded electronic module, so that learners can understand the significance of programming and observe the programming labor results more intuitively, and the programming is not boring codes any more, but the codes can be used and learned for use. In addition, through the process of exercising logical thinking, the solution idea is combed, and the capability of analyzing and solving problems is improved. The learner can learn independent thinking through the learning programming ability, and the innovation and creation of the learner are guided.

The working principle of the utility model is as follows: the product does not need to be connected to a PC (personal computer) end to be downloaded like a traditional development board, can learn programming languages, can easily learn various circuit communication protocol bases, and can be used for experience learning only by downloading a mirror image file, burning the mirror image file into a microSD (micro secure digital) card from the PC end, inserting the microSD card into the raspberry group 12 by a user, and powering on and starting up. The raspberry pie 12 and the sensors 14 are integrated into the host 1, so that the hardware integration level is high, a hardware platform does not need to be built by the user, and the storage is easier; and the keyboard 3 is detachably assembled on the host machine 1, the keyboard 3 and the shell 11 are matched to form a closed accommodating space, the carrying is convenient, the appearance is neat, and when the sensor 14 is needed, only the keyboard 3 needs to be detached.

The above description is only for the purpose of illustration and not limitation, and other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be covered by the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. A notebook computer based on raspberry group, which is characterized by comprising: the host (1) and the display (2) are mutually and rotatably connected; and a keyboard (3) detachably mounted on the host (1);

the host (1) includes: the keyboard (3) is arranged on the shell (11) and is matched with the shell (11) to form a closed accommodating space;

a raspberry pie (12) fitted in the accommodation space;

a PCBA (13) which is arranged in the accommodating space and is connected to the raspberry pie (12) through a GPIO port; and the number of the first and second groups,

a plurality of sensors (14) disposed on the PCBA (13) and electrically connected to the I/O port of the raspberry pie (12);

and the PCBA (13) is also provided with a power supply system and a display screen driving system.

2. The raspberry pi based notebook according to claim 1, wherein the sensor (14) comprises: at least one of a temperature and humidity sensor (141), an inclination sensor (142), a human body infrared sensor (143), a sound detection sensor (144), a touch sensor (145), an ambient brightness sensor (146), and an ultrasonic ranging sensor (147).

3. The raspberry pi based notebook computer of claim 1, wherein the PCBA (13) further comprises thereon: the remote control device comprises at least one of a rocker (201), a four-bit clock nixie tube (202), a relay module (203), a cooling fan (204), a bread board (205), an LCD display screen (206), a 4 x 4 key matrix (207), a buzzer (208), a vibrating motor (209), an 8 x 8RGB matrix (210) and an RFID (211).

4. The raspberry pi based notebook computer according to claim 1, characterized in that the sensor (14) is electrically connected to the I/O port of the raspberry pi (12) by a digital-analog switch (4); a physical switch (5) for switching and controlling the digital-analog switch (4) is arranged on the PCBA (13); an I/O port on the raspberry pie (12) is plugged with an I/O port expansion external connection seat (6); the I/O port is extended and externally connected with a socket (6) and is used for connecting an external sensor;

when the physical switch (5) is adjusted and the digital-analog switch (4) is controlled to be switched on, the I/O port of the raspberry pi (12) is connected with the sensor (14); the I/O port of the raspberry pi (12) is occupied, and the I/O port expansion external socket (6) cannot be used;

when the physical switch (5) is adjusted and the digital-analog switch (4) is controlled to be switched off, the I/O port of the raspberry pi (12) is disconnected with the sensor (14), and the I/O port is extended to be externally connected with a socket (6) and can be used.

5. The raspberry pi based notebook computer according to claim 1, wherein the periphery of the upper side of the housing (11) is provided with a mounting groove (111) for mounting the keyboard (3); a magnet is arranged in the mounting groove (111); the bottom of the keyboard (3) is made of magnetic metal material.

6. The raspberry pi based notebook computer according to claim 5, wherein the housing (11) near the mounting groove (111) is provided with a groove (112) for facilitating the removal of the keyboard (3); the keyboard (3) is provided with a convex lifting piece (31) close to the groove (112).

7. Raspy pie based notebook according to claim 1, characterized in that the keyboard (3) is a wireless keyboard.

8. Raspy pie based notebook according to claim 1, characterised in that the housing (11) is equipped with a drawer (7) at its rear side; and a self-locking device is arranged between the drawer (7) and the shell (11).

9. The raspberry pi based notebook computer of claim 8, wherein said self-locking device comprises: a self-locking female buckle (113) arranged in the shell (11); the self-locking male buckle (71) is arranged on the drawer (7) and corresponds to the self-locking female buckle (113); under the self-locking state, the drawer (7) is pressed, and the drawer (7) pops out; and pressing the drawer (7) again, and locking the drawer (7).

10. The raspberry pi based notebook computer according to claim 1, wherein the raspberry pi (12) model is any one of raspberry pi 4B, raspberry pi 3B +, raspberry pi 3B.

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