Simple remote system based on physical control

Abstract

The invention discloses a simple remote system based on physical control, relates to the technical field of air compressor control, and comprises a simple remote hardware end and a simple remote software end, and the simple remote hardware end is used for providing a physical interface and hardware support. The operation state of the air compressor is in a loading state for a long time, the control mode is safe and reliable, the cost is low, firstly, 220V voltage is introduced to a circuit breaker, a touch screen with a communication function and an internet of things is selected for a monitoring system, a Lora main station is controlled to receive signals and directly transmit the signals to the touch screen, and therefore the operation states of the air compressor and the refrigeration dryer can be monitored. And the touch screen can edit corresponding start-stop data to manage, visualize and store the air compressor data and corresponding analysis results, so that remote management of the air compressor can be realized through internet cloud management and control, and the intelligent level of remote management of the air compressor is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of air compressor control, in particular to a simple remote control system based on physical control. Background Art

[0002] Air compressors, as a power equipment widely used in industrial production, provide compressed air for various pneumatic tools, automated production lines, pneumatic control systems, etc.

[0003] Early air compressors relied on manual on-site start-up and shutdown, pressure adjustment, and troubleshooting, resulting in low efficiency and delayed response. These systems also relied on regular inspections, making it impossible to monitor equipment status in real time. This created a high risk of production interruptions due to sudden failures.

[0004] Current centralized and linked control systems use PLCs and algorithms to precisely control air compressors and post-processing equipment (refrigerated dryers) for energy conservation and emission reduction, but these systems are generally expensive. Monitoring systems, while inexpensive, still require manual operation to start and stop machines and monitor their status.

[0005] For some small and medium-sized enterprises, there are few air compressors and the air compressor operation loading time is long, so there is no need for a centralized control system or monitoring system.

[0006] Therefore, the present invention needs to design a simple remote control system based on physical control to solve the above problems. Summary of the Invention

[0007] The purpose of the present invention is to provide a simple remote control system based on physical control in order to solve the above problems, thereby solving the problems mentioned in the background technology.

[0008] In order to solve the above problems, the present invention provides a technical solution: Based on physical control simple remote system, including simple remote hardware and simple remote software, The simple remote hardware terminal is used to provide a physical interface and hardware support, realize remote control and monitoring by connecting to on-site equipment, and control and process various power equipment at the same time; The simple remote software terminal is used to provide the system's control interface, processing logic, data interaction, remote operation and other functions, and at the same time control and process each software module and unit.

[0009] As a preferred embodiment of the present invention, the simple remote hardware end includes a control Lora master station and a control Lora slave station, both of which are communicatively connected to the simple remote software end, and a touch screen is provided on one side of the control Lora master station, and intermediate relays are provided on one side of the touch screen. A power module and a circuit breaker are provided on the side of the intermediate relay away from the touch screen, and the circuit breaker is located on one side of the power module, and a first voltage access circuit is installed on the side of the circuit breaker away from the power module; A control Lora sub-station is installed outside the control Lora main station, a signal transmission circuit is installed on one side of the control Lora sub-station, equidistantly distributed air compressors are installed on one side of the signal transmission circuit, and air compressor connection circuits are installed on the other side of the air compressors. Two cold dryers are installed on the side of the air compressor connection circuit away from the air compressor, and cold dryer connection circuits are installed on the outside of the two cold dryers.

[0010] As a preferred embodiment of the present invention, two second voltage access circuits are installed on the outside of the power module, one end of the two second voltage access circuits is installed with a first connection circuit, the other ends of the two first connection circuits are connected to the touch screen, and the touch screen and the power module are connected through the first connection circuit.

[0011] As a preferred embodiment of the present invention, one end of the intermediate relay is equipped with a first normally open contact end, and the other end of the first normally open contact end is connected to one of the second voltage access circuits; the other end of the intermediate relay is equipped with a second normally open contact end, and the other end of the second normally open contact end is connected to another second voltage access circuit.

[0012] As a preferred embodiment of the present invention, one end of the intermediate relay is equipped with a first normally open contact end, and the other end of the first normally open contact end is connected to one of the second voltage access circuits; the other end of the intermediate relay is equipped with a second normally open contact end, and the other end of the second normally open contact end is connected to another second voltage access circuit.

[0013] As a preferred embodiment of the present invention, a second connection circuit is installed on one side of the cold dryer connection circuit, one end of the second connection circuit is connected to the signal transmission circuit, and a third connection circuit is installed between the cold dryer connection circuit and the air compressor connection circuit, and the cold dryer connection circuit and the air compressor connection circuit are connected through the third connection circuit. The touch screen, the first voltage access circuit, the circuit breaker, the power module, the second voltage access circuit, the intermediate relay, the first connection circuit, the control Lora sub-station, the air compressor, the cold dryer, the signal transmission circuit, the second connection circuit, the cold dryer connection circuit, the air compressor connection circuit, the air compressor access circuit and the cold dryer access circuit are all electrically connected to the control Lora master station, and the control Lora master station is used to control the unified operation of the above-mentioned power equipment.

[0014] As a preferred embodiment of the present invention, the simple remote software terminal includes a remote console, a field control terminal and a monitoring module, and the output terminals of the field control terminal and the monitoring module are both communicatively connected to the input terminal of the remote console; The remote console is used to control and view the normal operation data of each unit, is responsible for the communication connection between on-site and remote staff, and uniformly manages the power equipment information required for the operation of the system; The field control terminal is used to monitor and control field equipment or systems in real time, receive instructions from the remote control console, and transmit these instructions to the field control unit to perform corresponding operations and perform corresponding imaging for manually input instructions; The monitoring module is used to monitor remotely operated power equipment, and is responsible for real-time collection, monitoring and transmission of field data. It realizes remote monitoring, management and control of field equipment, environment and data through network connection, is responsible for transmitting the data collected on site to the control terminal, and receives control instructions to feedback on field operations.

[0015] As a preferred embodiment of the present invention, the remote console includes a control terminal, a communication unit, a device installation and management unit, and a first visualization unit, wherein the output ends of the communication unit and the device installation and management unit are both communicatively connected to the input end of the first visualization unit; The control terminal is used to control and view the normal operation data of each unit; The communication unit is responsible for the communication connection between on-site and remote staff, including staff distributed in different locations; The equipment installation and management unit is used to centrally manage the power equipment information required for the operation of the system, including the distribution and installation locations of the power equipment, the maintenance information of the power equipment, and the procurement information of the power equipment; The first visualization unit is used to perform imaging processing remotely and to perform corresponding imaging for manually input instructions.

[0016] As a preferred embodiment of the present invention, the field control terminal includes a field control unit, an identity authentication unit, a command access unit, and a second visualization unit, wherein the output end of the identity authentication unit is communicatively connected to the input end of the command access unit, the output end of the command access unit is communicatively connected to the input end of the field control unit, and the field control unit is bidirectionally communicatively connected to the second visualization unit; The field control unit is used to monitor and control field equipment or systems in real time, and plays the role of executing control instructions, collecting data and providing feedback; The authentication unit is used to ensure that only authorized personnel or devices can access the system, perform related control operations or obtain sensitive information. Authentication is a key link in protecting system security and preventing unauthorized access; The command access unit is used to receive commands from the remote control console and transmit these commands to the on-site control unit to execute corresponding operations; The second visualization unit is used to perform imaging processing on site and to generate corresponding images for manually input instructions.

[0017] As a preferred embodiment of the present invention, the field control terminal includes a field control unit, an identity authentication unit, a command access unit, and a second visualization unit, wherein the output end of the identity authentication unit is communicatively connected to the input end of the command access unit, the output end of the command access unit is communicatively connected to the input end of the field control unit, and the field control unit is bidirectionally communicatively connected to the second visualization unit; The field control unit is used to monitor and control field equipment or systems in real time, and plays the role of executing control instructions, collecting data and providing feedback; The authentication unit is used to ensure that only authorized personnel or devices can access the system, perform related control operations or obtain sensitive information. Authentication is a key link in protecting system security and preventing unauthorized access; The command access unit is used to receive commands from the remote control console and transmit these commands to the on-site control unit to execute corresponding operations; The second visualization unit is used to perform imaging processing on site and to generate corresponding images for manually input instructions.

[0018] The beneficial effects of the present invention are as follows: the present invention aims to solve the problem that the number of air compressors in small and medium-sized enterprises is small and the air compressor is in a loaded state for a long time during operation, and the control method is safe, reliable and low in cost. First, a 220V voltage is introduced to the circuit breaker, and the 220V power outlet of the circuit breaker is connected to the power module to convert the DC 24V power supply, which is respectively connected to one end of the intermediate relay coil, and the other end of the intermediate relay is connected to the normally open contact of the button, and the other end of the normally open contact is connected to 0V. The intermediate relay selects a group of normally open ports to be connected to the remote control dry contact of the air compressor, and each intermediate relay KA1-KA4 selects a group of normally open ports to be connected to the remote control dry contact of the air compressor in sequence. The control method of the cold dryer is also connected in the same way. Enter KA5. When the control system wants to control the air compressor and the cold dryer at the same time, the intermediate relay selects two groups of normally open ports, so that they can be controlled at the same time. For the monitoring system, a touch screen with communication function and Internet of Things is selected. The air compressor and the cold dryer can transmit the RS485 signal from the control Lora slave station to the control Lora master station. The control Lora master station receives the signal and transmits it directly to the touch screen. In this way, the operating status of the air compressor and the cold dryer can be monitored. The touch screen can also edit the corresponding start and stop data, and manage, visualize and store the air compressor data and the corresponding analysis results, which helps to realize remote management of the air compressor through Internet cloud management and control, and improve the intelligence level of remote management of the air compressor. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] For ease of explanation, the present invention is described in detail with reference to the following specific implementations and accompanying drawings.

[0020] Figure 1 This is a schematic diagram of the structure of the Lora master station based on the simple remote hardware control system of the present invention; Figure 2 This is a schematic diagram of the structure of the simple remote hardware end control Lora sub-station based on the physical control simple remote system of the present invention; Figure 3 This is the overall structural topology diagram of the simple remote system based on physical control of the present invention.

[0021] Legend: 1. Lora control master station; 11. Touch screen; 12. First voltage access circuit; 13. Circuit breaker; 14. Power module; 15. Second voltage access circuit; 16. Intermediate relay; 17. First normally open contact terminal; 18. Second normally open contact terminal; 19. First connection circuit; 2. Control Lora substation; 21. Air compressor; 22. Refrigerated dryer; 23. Signal transmission circuit; 24. Second connection circuit; 25. Refrigerated dryer connection circuit; 26. Air compressor connection circuit; 27. Air compressor access circuit; 28. Refrigerated dryer access circuit. DETAILED DESCRIPTION

[0022] like Figure 1-Figure 3 As shown, this specific embodiment adopts the following technical solutions: Based on physical control simple remote system, including simple remote hardware and simple remote software, The simple remote hardware terminal is used to provide a physical interface and hardware support, realize remote control and monitoring by connecting to on-site equipment, and control and process various power equipment at the same time; The simple remote software terminal is used to provide the system's control interface, processing logic, data interaction, remote operation and other functions, and at the same time control and process each software module and unit.

[0023] The simple remote hardware end includes a control Lora master station 1 and a control Lora slave station 2. The control Lora master station 1 and the control Lora slave station 2 are both connected to the simple remote software end for communication. A touch screen 11 is provided on one side of the control Lora master station 1. Intermediate relays 16 are equidistantly distributed on one side of the touch screen 11. A power module 14 and a circuit breaker 13 are provided on the side of the intermediate relay 16 away from the touch screen 11. The circuit breaker 13 is located on one side of the power module 14. A first voltage access circuit 12 is installed on the side of the circuit breaker 13 away from the power module 14. A control Lora sub-station 2 is installed outside the control Lora main station 1, and a signal transmission circuit 23 is installed on one side of the control Lora sub-station 2. Equally distributed air compressors 21 are installed on one side of the signal transmission circuit 23, and air compressor connection circuits 26 are installed on the other side of the air compressors 21. Two cold dryers 22 are installed on the side of the air compressor connection circuit 26 away from the air compressor 21, and cold dryer connection circuits 25 are installed on the outside of the two cold dryers 22.

[0024] In this solution, two second voltage access circuits 15 are installed on the outside of the power module 14, and one end of each of the two second voltage access circuits 15 is installed with a first connection circuit 19. The other ends of the two first connection circuits 19 are connected to the touch screen 11, and the touch screen 11 and the power module 14 are connected through the first connection circuit 19.

[0025] One end of the intermediate relay 16 is equipped with a first normally open contact terminal 17, and the other end of the first normally open contact terminal 17 is connected to one of the second voltage access circuits 15. The other end of the intermediate relay 16 is equipped with a second normally open contact terminal 18, and the other end of the second normally open contact terminal 18 is connected to another second voltage access circuit 15.

[0026] A cold dryer access circuit 28 is installed on the outside of another second voltage access circuit 15, and an air compressor 21 access circuit is installed on one side of the cold dryer access circuit 28. The cold dryer access circuit 28 is connected to the cold dryer 22 through the first other circuit, and the air compressor 21 access circuit is connected to the air compressor 21 through the second other circuit.

[0027] A second connection circuit 24 is installed on one side of the cold dryer connection circuit 25, and one end of the second connection circuit 24 is connected to the signal transmission circuit 23. A third connection circuit is installed between the cold dryer connection circuit 25 and the air compressor connection circuit 27, and the cold dryer connection circuit 25 and the air compressor connection circuit 27 are connected through the third connection circuit. The touch screen 11, the first voltage access circuit 12, the circuit breaker 13, the power module 14, the second voltage access circuit 15, the intermediate relay 16, the first connection circuit 19, the control Lora sub-station 2, the air compressor 21, the cold dryer 22, the signal transmission circuit 23, the second connection circuit 24, the cold dryer connection circuit 25, the air compressor 21 connection circuit, the air compressor 21 access circuit and the cold dryer access circuit 28 are all electrically connected to the control Lora master station 1, and the control Lora master station 1 is used to control the unified operation of the above-mentioned power equipment.

[0028] The simple remote software terminal includes a remote console, a field control terminal and a monitoring module, and the output terminals of the field control terminal and the monitoring module are both communicatively connected to the input terminal of the remote console; The remote console is used to control and view the normal operation data of each unit, is responsible for the communication connection between on-site and remote staff, and uniformly manages the power equipment information required for the operation of the system; The field control terminal is used to monitor and control field equipment or systems in real time, receive instructions from the remote control console, and transmit these instructions to the field control unit to perform corresponding operations and perform corresponding imaging for manually input instructions; The monitoring module is used to monitor remotely operated power equipment, and is responsible for real-time collection, monitoring and transmission of field data. It realizes remote monitoring, management and control of field equipment, environment and data through network connection, is responsible for transmitting the data collected on site to the control terminal, and receives control instructions to feedback on field operations.

[0029] The remote control console includes a control terminal, a communication unit, an equipment installation and management unit, and a first visualization unit. The output terminals of the communication unit and the equipment installation and management unit are both communicatively connected to the input terminal of the first visualization unit. The control terminal is used to control and view the normal operation data of each unit. The communication unit is responsible for communication between on-site and remote staff, including staff distributed in different locations. The equipment installation and management unit is used to uniformly manage the power equipment information required for the operation of the system, including the distribution and installation location of the power equipment, the maintenance information of the power equipment, and the procurement information of the power equipment; the first visualization unit is used to remotely perform imaging processing and perform corresponding imaging for manually input instructions. The field control terminal includes a field control unit, an identity authentication unit, a command access unit, and a second visualization unit. The output end of the identity authentication unit is communicatively connected to the input end of the command access unit, the output end of the command access unit is communicatively connected to the input end of the field control unit, and the field control unit and the second visualization unit are bidirectionally connected; the field control unit is used to monitor and control the field equipment or system in real time, and plays the role of executing control instructions, collecting data and providing feedback; the identity authentication unit is used to ensure that only authorized personnel or equipment can access the system, perform related control operations or obtain sensitive information. Identity authentication is a key link in protecting system security and preventing unauthorized access; the command access unit is used to receive instructions from the remote control console and transmit these instructions to the field control unit to perform corresponding operations; the second visualization unit is used to perform on-site imaging processing and perform corresponding imaging for manually input instructions.

[0030] The monitoring module includes a remote monitoring unit, an on-site monitoring unit and a network monitoring unit. The output ends of the remote monitoring unit, the on-site monitoring unit and the network monitoring unit are all communicatively connected to the input end of the monitoring module; the remote monitoring unit is used to monitor the remotely operated power equipment, and is also used to monitor the working status of remote staff in real time; the on-site monitoring unit is responsible for real-time collection, monitoring and transmission of on-site data, and can collect data by installing multiple sensors, including but not limited to infrared sensors, temperature sensors, humidity sensors, position sensors, sound sensors, smoke sensors, and light sensors; the network monitoring unit is used to realize remote monitoring, management and control of on-site equipment, environment and data through network connection, and is responsible for transmitting the data collected on-site to the control terminal, and receiving control instructions to feedback on on-site operations.

[0031] Specifically: In actual applications, there are multiple monitoring modules, which are used in conjunction with the remote control console and the on-site control terminal respectively.

[0032] Before the operation, the staff checked the power equipment required on site, including the air compressor 21, the cold dryer 22, the control Lora main station 1, and the control Lora sub-station 2 one by one. After they were all able to start normally, they started the simple control system.

[0033] The remote console located inside the control Lora master station 1 is used to control and view the normal operating data of each unit. It is responsible for the communication connection between on-site and remote staff, and uniformly manages the power equipment information required for the operation of the system; the on-site control end monitors and controls the on-site equipment or system in real time, receives instructions from the remote console, and transmits these instructions to the on-site control unit to perform corresponding operations, and performs corresponding imaging for manually input instructions; the monitoring module monitors the remotely operated power equipment, is responsible for real-time collection, monitoring and transmission of on-site data, and realizes remote monitoring, management and control of on-site equipment, environment and data through network connection. It is responsible for transmitting the data collected on-site to the control terminal and receiving control instructions to feedback on on-site operations, so that the staff can conduct real-time supervision of each link and process. When data abnormalities occur, the problem link can be located in the first time, which speeds up the problem handling efficiency.

[0034] The present invention aims to solve the problem of small number of air compressors in small and medium-sized enterprises. During normal operation, the Lora master station 1 is used to control the unified operation of the above-mentioned power equipment, and the touch screen 11 and the power module 14 are connected through the first connection circuit 19.

[0035] The air compressor 21 is in a loaded state for a long time during operation, and the control method is safe, reliable and low-cost. First, a 220V voltage is introduced to the circuit breaker 13. The 220V power output of the circuit breaker is connected to the power module 14 to convert the DC 24V power supply, and is respectively connected to one end of the coil of the intermediate relay 16. The other end of the intermediate relay 16 is connected to the normally open contact of the button, and the other end of the normally open contact is connected to 0V. The intermediate relay 16 selects a group of normally open ports to be connected to the remote control dry contact of the air compressor 21. Each intermediate relay 16 of KA1-KA4 selects a group of normally open ports to be connected to the remote control dry contact of the air compressor 21 in turn. The control method of the cold dryer 22 is also connected to KA5. When the control system wants to control the air compressor 21 and the cold dryer 22 at the same time, the intermediate relay 16 selects two groups of normally open ports, so that it can be controlled at the same time. For time control, a touch screen 11 with communication function and Internet of Things is selected for the monitoring system. The air compressor 21 and the cold dryer 22 can transmit the RS485 signal from the control Lora slave station 2 to the control Lora master station 1. The control Lora master station 1 receives the signal and transmits it directly to the touch screen 11. In this way, the operating status of the air compressor 21 and the cold dryer 22 can be monitored. The touch screen 11 can also edit the corresponding start and stop data and control the air compressor 21 or the cold dryer 22 through Lora transmission. However, it is not recommended here because it is not as reliable as the dry contact control equipment. This function is only suitable for controlling the machine when away from the company, managing, visualizing and storing the air compressor data and the corresponding analysis results, which helps to realize remote management of the air compressor through Internet cloud management and improve the intelligence level of remote management of the air compressor.

[0036] Those skilled in the art will appreciate that the modules and method steps of each example described in conjunction with the embodiments disclosed herein can be implemented in electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Professionals and technicians can use different methods to implement the described functions for each specific application, but such implementation should not be considered beyond the scope of the present invention.

[0037] Those skilled in the art will clearly understand that, for the convenience and brevity of description, the specific working processes of the above-described devices, equipment and modules can refer to the corresponding processes in the aforementioned method embodiments and will not be repeated here.

[0038] In the several embodiments provided in this application, it should be understood that the disclosed devices, systems and methods can be implemented in other ways. For example, the system embodiments described above are merely illustrative. For example, the division of the modules is merely a logical function division. In actual implementation, there may be other division methods, such as multiple modules or units can be combined or integrated into another device, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be an indirect coupling or communication connection through some interface, device or equipment, which can be electrical, mechanical or other forms.

[0039] The modules serving as the remote control console, on-site control terminal, and monitoring terminal may or may not be physically separate, and the components displayed as modules may or may not be physical units, that is, they may be located in one place or distributed across multiple network units. Some or all of these units may be selected according to actual needs to achieve the purpose of the present embodiment.

[0040] In addition, it should be noted that the combination of the various technical features in this case is not limited to the combination described in the claims of this case or the combination described in the specific embodiments. All technical features recorded in this case can be freely combined or combined in any way unless there is a contradiction between them.

[0041] It should be noted that the above examples are merely specific embodiments of the present invention. Obviously, the present invention is not limited to the above examples, and many similar variations are possible. All variations directly derived from or associating with the present invention by those skilled in the art are intended to fall within the scope of protection of the present invention.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the scope of protection of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A simple remote control system based on physical control, characterized by: Including simple remote hardware and simple remote software, The simple remote hardware terminal is used to provide a physical interface and hardware support, realize remote control and monitoring by connecting to on-site equipment, and control and process various power equipment at the same time; The simple remote software terminal is used to provide the system's control interface, processing logic, data interaction, remote operation and other functions, and at the same time control and process each software module and unit.

2. The simple remote control system based on physical control according to claim 1, characterized in that: The simple remote hardware end includes a control Lora master station (1) and a control Lora slave station (2), the control Lora master station (1) and the control Lora slave station (2) are both connected to the simple remote software end for communication, a touch screen (11) is provided on one side of the control Lora master station (1), intermediate relays (16) are provided at equal intervals on one side of the touch screen (11), a power module (14) and a circuit breaker (13) are provided on the side of the intermediate relay (16) away from the touch screen (11), and a first voltage access circuit (12) is installed on the side of the circuit breaker (13) away from the power module (14); A control Lora sub-station (2) is installed outside the control Lora main station (1), a signal transmission circuit (23) is installed on one side of the control Lora sub-station (2), air compressors (21) are installed on one side of the signal transmission circuit (23), and air compressor connection circuits (26) are installed on the other side of each air compressor (21). Two cold dryers (22) are installed on the side of the air compressor connection circuit (26) away from the air compressor (21), and cold dryer connection circuits (25) are installed on the outside of each of the two cold dryers (22).

3. The simple remote control system based on physical control according to claim 2, characterized in that: Two second voltage access circuits (15) are installed on the outside of the power module (14), one end of each of the two second voltage access circuits (15) is installed with a first connection circuit (19), and the other ends of each of the two first connection circuits (19) are connected to the touch screen (11), and the touch screen (11) and the power module (14) are connected via the first connection circuit (19).

4. The simple remote control system based on physical control according to claim 3, characterized in that: One end of the intermediate relay (16) is equipped with a first normally open contact terminal (17), and the other end of the first normally open contact terminal (17) is connected to one of the second voltage access circuits (15). The other end of the intermediate relay (16) is equipped with a second normally open contact terminal (18), and the other end of the second normally open contact terminal (18) is connected to another second voltage access circuit (15).

5. The simple remote control system based on physical control according to claim 3, characterized in that: A cold dryer access circuit (28) is installed on the outside of another second voltage access circuit (15), and air compressor (21) access circuits are installed on one side of the cold dryer access circuit (28) at equal intervals. The cold dryer access circuit (28) is connected to the cold dryer (22) through the first other circuit, and the air compressor (21) access circuit is connected to the air compressor (21) through the second other circuit.

6. The simple remote control system based on physical control according to claim 5, characterized in that: A second connection circuit (24) is installed on one side of the cold dryer connection circuit (25), one end of the second connection circuit (24) is connected to the signal transmission circuit (23), a third connection circuit is installed between the cold dryer connection circuit (25) and the air compressor connection circuit (27), and the touch screen (11), the first voltage access circuit (12), the circuit breaker (13), the power module (14), the second voltage access circuit (15), the intermediate relay (16), the first connection circuit (19), the control Lora sub-station (2), the air compressor (21), the cold dryer (22), the signal transmission circuit (23), the second connection circuit (24), the cold dryer connection circuit (25), the air compressor (21) connection circuit, the air compressor (21) access circuit and the cold dryer access circuit (28) are all electrically connected to the control Lora main station (1).

7. The simple remote control system based on physical control according to claim 1, characterized in that: The simple remote software terminal includes a remote console, a field control terminal and a monitoring module, and the output terminals of the field control terminal and the monitoring module are both communicatively connected to the input terminal of the remote console; The remote console is used to control and view the normal operation data of each unit, is responsible for the communication connection between on-site and remote staff, and uniformly manages the power equipment information required for the operation of the system; The field control terminal is used to monitor and control field equipment or systems in real time, receive instructions from the remote control console, and transmit these instructions to the field control unit to perform corresponding operations and perform corresponding imaging for manually input instructions; The monitoring module is used to monitor remotely operated power equipment, and is responsible for real-time collection, monitoring and transmission of field data. It realizes remote monitoring, management and control of field equipment, environment and data through network connection, is responsible for transmitting the data collected on site to the control terminal, and receives control instructions to feedback on field operations.

8. The simple remote control system based on physical control according to claim 7, characterized in that: The remote control console includes a control terminal, a communication unit, an equipment installation and management unit, and a first visualization unit, wherein the output ends of the communication unit and the equipment installation and management unit are both communicatively connected to the input end of the first visualization unit; The control terminal is used to control and view the normal operation data of each unit; The communication unit is responsible for the communication connection between on-site and remote staff; The equipment installation and management unit is used to centrally manage the power equipment information required for the operation of the system; The first visualization unit is used to perform imaging processing remotely.

9. The simple remote control system based on physical control according to claim 7, characterized in that: The field control terminal includes a field control unit, an identity authentication unit, a command access unit, and a second visualization unit, wherein the output end of the identity authentication unit is communicatively connected to the input end of the command access unit, the output end of the command access unit is communicatively connected to the input end of the field control unit, and the field control unit is bidirectionally communicatively connected to the second visualization unit; The field control unit is used to monitor and control field equipment or systems in real time, and plays the role of executing control instructions, collecting data and providing feedback; The authentication unit is used to ensure that only authorized personnel or devices can access the system; The command access unit is used to receive commands from the remote control console and transmit these commands to the on-site control unit; The second visualization unit is used for performing on-site imaging processing.

10. The simple remote control system based on physical control according to claim 7, characterized in that: The monitoring module includes a remote monitoring unit, an on-site monitoring unit and a network monitoring unit, and the output ends of the remote monitoring unit, the on-site monitoring unit and the network monitoring unit are all communicatively connected to the input end of the monitoring module; The remote monitoring unit is used to monitor the remotely operated power equipment; The field monitoring unit is responsible for collecting, monitoring and transmitting field data in real time, and can collect data by installing multiple sensors; The network monitoring unit is used to achieve remote monitoring, management and control of on-site equipment, environment and data through network connection.

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