Cloud experiment box
The cloud-based experimental box design addresses the lack of self-diagnostic and management capabilities in existing systems by integrating power management and data transmission modules, facilitating efficient data collection and management across multiple experimental boxes.
Patent Information
- Application Number
- CN202422159702.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-03
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-09-03
AI Technical Summary
The existing experimental boxes lack self-test function and low management efficiency, so they cannot efficiently manage experimental results and instruments. The communication between the experimental boxes is separated and it is difficult to collect results on a large scale.
A cloud experiment box is designed, including a porous chip base, control base plate, a common-negative digital tube, a BCD digital tube, an LED light, a buzzer and a core board. It adopts a built-in power management module, a level state reading module and a data communication component to realize self-test function and efficient management. Through IO port expansion, it breaks through the port number limit and realizes large-scale port data reading.
It realizes the self-test function and efficient management of the experimental box, breaks through the port number limit, enhances the management capabilities of experimental data, and supports the collection of large-scale experimental results and efficient management of instruments.
Smart Images
Figure CN223108456U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of experimental equipment, in particular to a cloud experimental box. Background Art
[0002] At present, in the management of experimental teaching, a wired management method is usually adopted to manage the hardware experimental platform. The experimental box is connected by RS232 and can only communicate with the host computer. The communication between different experimental boxes is separated from each other, making it difficult for experimental teaching personnel to master the experimental results and impossible to collect a large number of experimental results. Experimental managers also cannot efficiently manage experimental instruments. Moreover, most of the current experimental boxes used in teaching are independent experimental boxes without self-checking functions and functions of reporting experimental results, mainly relying on manual or external devices to check experiments and troubleshoot problems with the experimental boxes.
[0003] It can be seen that how to design the structure of an experimental box to enable it to have self-checking functions and efficient management functions has become an urgent technical problem to be solved by those skilled in the art. Summary of the Utility Model
[0004] The utility model provides a cloud experimental box to solve the technical problem of how to design the structure of an experimental box to enable it to have self-checking functions and efficient management functions.
[0005] To solve the above technical problems, the utility model provides a cloud experimental box, which includes a porous chip socket, a control bottom plate, a common cathode digital tube, a BCD digital tube, an LED lamp, a buzzer and a core board respectively connected to the control bottom plate.
[0006] The control bottom plate includes a built-in power management module, a level status reading module and a data communication component. The built-in power management module is respectively connected to the level status reading module and the data communication component, and the level status reading module and the data communication component are connected. Among them, the level status reading module includes a unidirectional current control chip, an IO port expansion interface and an address code configuration module. One end of the unidirectional current control chip is respectively connected to the common cathode digital tube, the BCD digital tube, the LED lamp and the buzzer, the other end of the unidirectional current control chip is connected to the IO port expansion interface, and the address code configuration module is connected to the IO port expansion interface.
[0007] The core board includes an experimental box self-checking module and a data transmission module. The data transmission module is respectively connected to the experimental box self-checking module and the data communication component.
[0008] Further, the control baseboard further includes a first communication interface, and the first communication interface is a 40P interface; the core board further includes a second communication interface, and the second communication interface is a pin; the first communication interface is connected to the second communication interface.
[0009] Further, the control baseboard further includes an external signal generator, and the external signal generator is respectively connected to the built-in power management module and the data transmission module.
[0010] Further, the control baseboard further includes a data isolation chip, and the data isolation chip is respectively connected to the external signal generator and the level status reading module.
[0011] Further, the built-in power management module includes a power input circuit, an overvoltage protection circuit, and a power conversion circuit, and the overvoltage protection circuit is respectively connected to the power input circuit and the power conversion circuit.
[0012] Further, the power conversion circuit includes a power voltage division circuit, a voltage division protection circuit, and a ground wire separation circuit, the voltage division protection circuit is respectively connected to the power voltage division circuit and the ground wire separation circuit, and the ground wire separation circuit is respectively connected to the common cathode digital tube, the BCD digital tube, the LED lamp, and the buzzer.
[0013] Further, the power voltage division circuit includes a processor power voltage division sub-unit, a ±5V experiment box power voltage division sub-unit, a ±12V experiment box power voltage division sub-unit, and a ±15V experiment box power voltage division sub-unit, and the voltage division protection circuit includes a first voltage division protection sub-unit, a second voltage division protection sub-unit, a third voltage division protection sub-unit, and a fourth voltage division protection sub-unit; the first voltage division protection sub-unit is respectively connected to the processor power voltage division sub-unit and the ground wire separation circuit, the second voltage division protection sub-unit is respectively connected to the ±5V experiment box power voltage division sub-unit and the ground wire separation circuit, the third voltage division protection sub-unit is respectively connected to the ±12V experiment box power voltage division sub-unit and the ground wire separation circuit, and the fourth voltage division protection sub-unit is respectively connected to the ±15V experiment box power voltage division sub-unit and the ground wire separation circuit.
[0014] Further, the data transmission module includes a data processing chip, a controller, and an inter-device networking interface, and the controller is respectively connected to the data processing chip, the inter-device networking interface, and the experiment box self-checking module.
[0015] Further, the data transmission module further includes a data verification circuit, and the data verification circuit is respectively connected to the data processing chip and the controller.
[0016] Further, the porous chip socket includes a 3x16-hole chip socket and a 4x14-hole chip socket, and each chip socket is correspondingly provided with a wiring terminal.
[0017] The utility model provides a cloud experiment box, which includes a porous chip socket, a control bottom plate, a common cathode digital tube, a BCD digital tube, an LED lamp, a buzzer and a core board which are respectively connected with the control bottom plate; the control bottom plate includes a built-in power management module, a level state reading module and a data communication component, the built-in power management module is respectively connected with the level state reading module and the data communication component, and the level state reading module and the data communication component are connected; wherein, the level state reading module includes a unidirectional current control chip, an IO port expansion interface and an address code configuration module, one end of the unidirectional current control chip is respectively connected with the common cathode digital tube, the BCD digital tube, the LED lamp and the buzzer, the other end of the unidirectional current control chip is connected with the IO port expansion interface, and the address code configuration module is connected with the IO port expansion interface; the core board includes an experiment box self-check module and a data transmission module, and the data transmission module is respectively connected with the experiment box self-check module and the data communication component to realize the operational function and self-check function of the cloud experiment box, break through the port number limit of the original experiment box through the IO port expansion, realize the reading of a large number of port data, and strengthen the management of experimental data. Description of the Drawings
[0018] Figure 1 is a structural diagram of a cloud experiment box provided by an embodiment of the utility model;
[0019] Figure 2 is a structural diagram of the control bottom plate provided by an embodiment of the utility model;
[0020] Figure 3 is a structural diagram of the level state reading module provided by an embodiment of the utility model;
[0021] Figure 4 is a structural diagram of the core board provided by an embodiment of the utility model;
[0022] Figure 5 is a structural diagram of the built-in power management module provided by an embodiment of the utility model;
[0023] Figure 6 is a structural diagram of the power conversion circuit provided by an embodiment of the utility model;
[0024] Figure 7 is a structural diagram of the data transmission module provided by an embodiment of the utility model;
[0025] Figure 8 is a pin diagram of the porous chip socket provided by an embodiment of the utility model. Detailed implementation manners
[0026] The following specifically illustrates the implementation manners of the present utility model in conjunction with the accompanying drawings. The given examples are only for illustrative purposes and should not be construed as limitations on the present utility model. The included drawings are for reference and illustration only and do not constitute a limitation on the scope of patent protection of the present utility model, because many changes can be made to the present utility model without departing from its spirit and scope.
[0027] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "middle", "bottom", etc. are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the present utility model.
[0028] In the description of the present application, the terms "first", "second", "third", etc. are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. In the description of the present application, unless otherwise specified, the meaning of "a plurality" is two or more.
[0029] In the description of the present application, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "connected to" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. The terms "vertical", "horizontal", "left", "right", "upper", "lower" and similar expressions used herein are only for the purpose of illustration, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the present utility model. The term "and / or" used herein includes any and all combinations of one or more of the related listed items. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.
[0030] In the description of the present application, it should be noted that unless otherwise defined, all the technical and scientific terms used in the present utility model have the same meaning as commonly understood by those skilled in the technical field to which this belongs. The terms used in the description of the present utility model are only for the purpose of describing specific embodiments and are not intended to limit the present utility model. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.
[0031] Reference Figures 1 - 8 , an embodiment of the present utility model provides a cloud experimental box, as Figure 1 shown, including a porous chip holder, a control base plate 5, and a common cathode digital tube 1, a BCD digital tube 2, an LED lamp 3, a buzzer 4, and a core board 6 respectively connected to the control base plate 5;
[0032] The control base plate 5 is as Figure 2 shown, including a built-in power management module 51, a level status reading module 52, and a data communication component 53. The built-in power management module 51 is respectively connected to the level status reading module 52 and the data communication component 53, and the level status reading module 52 and the data communication component 53 are connected; among them, the level status reading module 52 is as Figure 3 shown, including a unidirectional current control chip 521, an IO port expansion interface 522, and an address code configuration module 523. One end of the unidirectional current control chip 521 is respectively connected to the common cathode digital tube 1, the BCD digital tube 2, the LED lamp 3, and the buzzer 4, the other end of the unidirectional current control chip 521 is connected to the IO port expansion interface 522, and the address code configuration module 523 is connected to the IO port expansion interface 522;
[0033] The core board 6 is as Figure 4 shown, including an experimental box self-check module 62 and a data transmission module 61. The data transmission module 61 is respectively connected to the experimental box self-check module 62 and the data communication component 53.
[0034] Specifically, the present application realizes the basic operational functions of the cloud experiment box through a porous chip base, a common-cathode digital tube 1, a BCD digital tube 2, an LED lamp 3, and a buzzer 4. The control board 5 is used for power management, level signal reading, and data communication functions inside the cloud experiment box. The core board 6 is used to realize the self-check of the cloud experiment box and the transmission and upload of experimental data. The core board 6 is also connected to an external server. After the user conducts an experiment through the cloud experiment box, the experimental data is read by the level status reading module 52 in the control board 5 and transmitted to the data transmission module 61 of the core board 6 through the data communication component 53. After the core board 6 responds to the data connection request sent by the external server and establishes a connection with it, the experimental data and the status of the cloud experiment box are uploaded to the external server. After receiving the experimental data transmitted by the control board 5, the core board 6 starts the self-check program through the experiment box self-check module 62, and can also receive the self-check instructions transmitted from the external server and implement the process detection of the cloud experiment box through the experiment box self-check module 62 to solve the problem that most of the current experiment boxes used in teaching are independent experiment boxes without self-check functions.
[0035] Among them, the common-cathode digital tube 1 is 1-bit, the BCD digital tube 2 is 2-bit, the LED lamp 3 is 8-bit, and the control board 5 is a high-performance integrated control processor, which can be Cortex-A9, ATMEGA48-20AU, MC51F7424, etc. Please refer to Figure 2 , the built-in power management module 51 is used to supply power to other components in the cloud experiment box; the data communication component 53 mainly includes a wireless communication unit that connects to the outside wirelessly, such as nRF5, ESP32, etc., to realize data transmission; please refer to Figure 3 , the level status reading module 52 is mainly used to realize the reading of the level status; among them, the unidirectional current control chip 521 is used to control the flow direction of the level signal to avoid interference of the level signal, which can be realized through a unidirectional circuit, that is, by fine-tuning the zero position of the potentiometer circuit and using the resistor to balance the impedance of the two input terminals of the operational amplifier; the address code configuration module 523 is used to configure the address code for the affiliated cloud experiment box and send it to the IO port expansion interface 522, which can be PT2262 / PT2272 series, 74HC138, etc.; the IO port expansion interface 522 is used to configure its own ID through the address code sent by the address code configuration module 523 to realize bus multiplexing, and its communication interface can be directly connected to the core board 6 to realize communication with the hardware directly, which can be PCF8575, 82C55A, etc. The present application breaks through the port number limit of the original experiment box through IO port expansion, realizes the reading of a large number of port data, and strengthens the management of experimental data.
[0036] Furthermore, please refer to Figure 4, the core board 6 includes a self-check module 62 for the experimental box, which can implement the self-check function according to the self-check instruction. After receiving the self-check instruction, it executes a preset self-check program to check the status of each module, component and interface, and controls the on / off of the LED lamp 3 and the beeping of the buzzer 4 according to the self-check result to feedback the self-check situation, so as to make up for the lack of self-check function in the existing experimental box. It can use STM32, PIC, CPLD, FPGA, AVR, etc.; the data transmission module 61 can be connected to the data communication component 53 to achieve data transmission, and is also used to implement functions such as data packaging and control.
[0037] In one embodiment, the control base board 5 further includes a first communication interface, and the first communication interface is a 40P interface; the core board 6 further includes a second communication interface, and the second communication interface is a pin; the first communication interface is connected to the second communication interface.
[0038] Specifically, a hard connection is adopted between the first communication interface and the second communication interface. The second communication interface is a female socket corresponding to the first communication interface. The first communication interface, the second communication interface and the IO port expansion interface 522 are combined for use, which can expand the ports of the cloud experimental box and realize the reading of a large amount of port data.
[0039] In one embodiment, please refer to Figure 2 , the control base board 5 further includes an external signal generator 54, and the external signal generator 54 is respectively connected to the built-in power management module 51 and the data transmission module 61; specifically, the external signal generator 54 is used to generate regular square wave and sine wave signals through the core board 6 and upload data through the data transmission module 61 to meet the experimental requirements. It can use AD9850, AD9833, etc.
[0040] In one embodiment, please refer to Figure 2 , the control base board 5 further includes a data isolation chip 55, and the data isolation chip 55 is respectively connected to the external signal generator 54 and the level state reading module 52; specifically, the data isolation chip 55 is used to realize the isolation of the internal and external circuit signals in the control base board 5. It can use a PCF817 optocoupler chip, etc.
[0041] In one embodiment, the built-in power management module 51 is as Figure 5As shown, it includes a power input circuit 511, an overvoltage protection circuit 512, and a power conversion circuit 513. The overvoltage protection circuit 512 is respectively connected to the power input circuit 511 and the power conversion circuit 513. Specifically, the power input circuit 511 is used for the total power input, and a power supply chip with the corresponding required voltage can be adopted; the overvoltage protection circuit 512 is used to protect the input power supply, and PW2605, PW 2606B, PW2606, PW2609A, etc. can be adopted; the power conversion circuit 513 is used to convert the input power supply to adapt to different functional circuits of the cloud experiment box.
[0042] In one embodiment, the power conversion circuit 513 is as Figure 6 shown, and includes a power voltage division circuit 5131, a voltage division protection circuit 5132, and a ground wire separation circuit 5133. The voltage division protection circuit 5132 is respectively connected to the power voltage division circuit 5131 and the ground wire separation circuit 5133. The ground wire separation circuit 5133 is respectively connected to the common cathode digital tube 1, the BCD digital tube 2, the LED lamp 3, and the buzzer 4; please refer to Figure 6 , the power voltage division circuit 5131 includes a processor power voltage division subunit 51311, a ±5V experiment box power voltage division subunit 51312, a ±12V experiment box power voltage division subunit 51313, and a ±15V experiment box power voltage division subunit 51314. The voltage division protection circuit 5132 includes a first voltage division protection subunit 51321, a second voltage division protection subunit 51322, a third voltage division protection subunit 51323, and a fourth voltage division protection subunit 51324. The first voltage division protection subunit 51321 is respectively connected to the processor power voltage division subunit 51311 and the ground wire separation circuit 5133. The second voltage division protection subunit 51322 is respectively connected to the ±5V experiment box power voltage division subunit 51312 and the ground wire separation circuit 5133. The third voltage division protection subunit 51323 is respectively connected to the ±12V experiment box power voltage division subunit 51313 and the ground wire separation circuit 5133. The fourth voltage division protection subunit 51324 is respectively connected to the ±15V experiment box power voltage division subunit 51314 and the ground wire separation circuit 5133.
[0043] Specifically, each sub-unit included in the power voltage division circuit 5131 is adapted to different functional parts of the experimental box and supplies power to the corresponding components. Chips or circuits with a voltage drop function, such as LDO chips, can be used according to the corresponding functions; each sub-unit included in the voltage division protection circuit 5132 is used to perform over-voltage protection before the power supply is converted and output to the electrical equipment at the previous stage. PW2605, PW 2606B, PW2606, PW2609A, etc. can be used; the ground wire separation circuit 5133 is used to separate the ground wires between different functional circuits and convert the analog signal of the power supply into a digital identification code for easy reading of the power supply information. An isolated ADC chip can be used. The cloud experimental box described in this application controls the functions and power supply of the entire experimental box through the control board 5. The built-in power management module 51 provides a dedicated power supply for the processor of the core board 6 and also provides a functional power supply for the functional modules in the control board 5. Moreover, an experimental operation power supply is provided for the common cathode digital tube 1, BCD digital tube 2, LED lamp 3, buzzer 4, and multi-hole chip socket in the experimental operation part to achieve the effect of independent power supplies.
[0044] In one embodiment, the data transmission module 61 is as Figure 7 shown and includes a data processing chip 611, a controller 612, and an inter-device networking interface 614. The controller 612 is respectively connected to the data processing chip 611, the inter-device networking interface 614, and the experimental box self-check module 62; please refer to Figure 7 . The data transmission module 61 further includes a data verification circuit 613, and the data verification circuit 613 is respectively connected to the data processing chip 611 and the controller 612.
[0045] Specifically, the data processing chip 611 is used to package data information such as experimental data and the status of the experimental box, and an ASIC chip or the like can be used; the data verification circuit 613 is used to verify the packaged data, and a CRC verification chip or the like can be used; the controller 612 is used to control the processes such as packaging and verification in data processing by generating and sending commands, and an MCU or the like can be used; the device - to - device networking interface 614 is used to network each cloud experimental box. Specifically, after several cloud experimental boxes are powered on, they will first access the address of the broadcast node and register themselves in this network, and then enter the waiting state. If the external server sends a data request, these cloud experimental boxes, as the accessed devices, respond to this request, and can jointly network through the device - to - device networking interface 614 they contain and jointly upload data information. Since each cloud experimental box has a node number corresponding to its own address code, and the reading of its status and signals can be achieved by sending the data of the cloud experimental box through a certain dedicated node, the external server can also obtain the status of a single cloud experimental box alone, or can obtain the status of all online experimental boxes through the broadcast function. The device - to - device networking interface 614 can adopt an RS - 485 / RS - 422 interface chip or the like. Through the data transmission module 61 in this application, the collection of large - scale experimental results is realized, and the original communication object limitation is also expanded to achieve data aggregation.
[0046] In one embodiment, the porous chip seat includes a 3x16 - hole chip seat and a 4x14 - hole chip seat, and each chip seat is correspondingly provided with a terminal.
[0047] Specifically, the porous chip seat, also known as the 14P 16P universal experimental chip seat, has pins as Figure 8As shown, it includes 3 sixteen-hole chip sockets and 4 fourteen-hole chip sockets, and each chip socket has corresponding wiring terminals. The 16P wiring terminals are numbered and identified from 1 to 16, and the 14P wiring terminals are numbered and identified from 1 to 14. In some cases, 16P chips can be compatible with 14P chips. Based on the original 16P pins, some pin numbers are changed. The numbers 10 to 16 are mapped to 8 to 14 for use, and are marked with brackets as the second pin numbers. The 14P chip socket can be compatible with 8P chips. Based on the original 14P pins, some pin numbers are changed. The numbers 11 to 14 are mapped to 5 to 8 for use, and are marked with brackets as the second pin numbers. The multi-hole chip socket described in this application has strong versatility and can be applicable to IC chips with various different package forms and pin numbers, enabling experimenters, when conducting tests on various chips, not to frequently replace test tools, improving the convenience and efficiency of testing, and having high flexibility. The design of the chip socket allows experimenters to flexibly configure and adjust according to actual needs. In addition, it should be noted that the specific embodiments of the chips used in this application are all preferred embodiments rather than specific limitations, and other circuits or chips with the same or similar functions can be applied to this utility model.
[0048] A cloud experiment box provided by an embodiment of the present utility model includes a multi-hole chip socket, a control bottom plate, and a common cathode digital tube, a BCD digital tube, an LED lamp, a buzzer, and a core board respectively connected to the control bottom plate; the control bottom plate includes a built-in power management module, a level status reading module, and a data communication component. The built-in power management module is respectively connected to the level status reading module and the data communication component, and the level status reading module and the data communication component are connected; wherein, the level status reading module includes a one-way current control chip, an IO port expansion interface, and an address code configuration module. One end of the one-way current control chip is respectively connected to the common cathode digital tube, the BCD digital tube, the LED lamp, and the buzzer, the other end of the one-way current control chip is connected to the IO port expansion interface, and the address code configuration module is connected to the IO port expansion interface; the core board includes an experiment box self-check module and a data transmission module. The data transmission module is respectively connected to the experiment box self-check module and the data communication component to implement the operational function and self-check function of the cloud experiment box, break through the port number limit of the original experiment box through IO port expansion, realize the reading of a large amount of port data, and strengthen the management of experimental data.
[0049] The above embodiments are the preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited by the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present utility model shall be equivalent replacement methods and are all included in the protection scope of the present utility model.
Claims
1. A cloud experiment box, characterized in that, It includes a porous chip socket, a control base plate, a common cathode digital tube, a BCD digital tube, an LED lamp, a buzzer, and a core board that are respectively connected to the control base plate; The control base plate includes a built-in power management module, a level status reading module, and a data communication component. The built-in power management module is respectively connected to the level status reading module and the data communication component, and the level status reading module and the data communication component are connected. Among them, the level status reading module includes a unidirectional current control chip, an IO port expansion interface, and an address code configuration module. One end of the unidirectional current control chip is respectively connected to the common cathode digital tube, the BCD digital tube, the LED lamp, and the buzzer, the other end of the unidirectional current control chip is connected to the IO port expansion interface, and the address code configuration module is connected to the IO port expansion interface; The core board includes an experiment box self-check module and a data transmission module. The data transmission module is respectively connected to the experiment box self-check module and the data communication component.
2. The cloud experiment box according to claim 1, wherein, The control base plate further includes a first communication interface, and the first communication interface is a 40P interface; the core board further includes a second communication interface, and the second communication interface is a pin; the first communication interface is connected to the second communication interface.
3. The cloud experiment box according to claim 1, wherein, The control base plate further includes an external signal generator, and the external signal generator is respectively connected to the built-in power management module and the data transmission module.
4. The cloud experimental box according to claim 3, wherein The control base plate further includes a data isolation chip, and the data isolation chip is respectively connected to the external signal generator and the level status reading module.
5. The cloud experiment box according to claim 1, wherein, The built-in power management module includes a power input circuit, an overvoltage protection circuit, and a power conversion circuit. The overvoltage protection circuit is respectively connected to the power input circuit and the power conversion circuit.
6. The cloud experiment box according to claim 5, wherein, The power conversion circuit includes a power voltage division circuit, a voltage division protection circuit, and a ground wire separation circuit. The voltage division protection circuit is respectively connected to the power voltage division circuit and the ground wire separation circuit, and the ground wire separation circuit is respectively connected to the common cathode digital tube, the BCD digital tube, the LED lamp, and the buzzer.
7. The cloud experiment box according to claim 6, characterized in that, The power voltage division circuit includes a processor power voltage division sub-unit, a ±5V experiment box power voltage division sub-unit, a ±12V experiment box power voltage division sub-unit, and a ±15V experiment box power voltage division sub-unit. The voltage division protection circuit includes a first voltage division protection sub-unit, a second voltage division protection sub-unit, a third voltage division protection sub-unit, and a fourth voltage division protection sub-unit; the first voltage division protection sub-unit is respectively connected to the processor power voltage division sub-unit and the ground wire separation circuit, the second voltage division protection sub-unit is respectively connected to the ±5V experiment box power voltage division sub-unit and the ground wire separation circuit, the third voltage division protection sub-unit is respectively connected to the ±12V experiment box power voltage division sub-unit and the ground wire separation circuit, and the fourth voltage division protection sub-unit is respectively connected to the ±15V experiment box power voltage division sub-unit and the ground wire separation circuit.
8. A cloud experiment box according to claim 1, characterized in that, The data transmission module includes a data processing chip, a controller, and an inter-device networking interface. The controller is respectively connected to the data processing chip, the inter-device networking interface, and the experiment box self-check module.
9. The cloud experiment box according to claim 8, wherein The data transmission module further includes a data verification circuit, and the data verification circuit is respectively connected to the data processing chip and the controller.
10. A cloud experimental box according to claim 1, characterized in that, The porous chip socket includes a 3x16-hole chip socket and a 4x14-hole chip socket, and each chip socket is correspondingly provided with a wiring terminal.