Substation intelligent gateway operation and maintenance monitoring system and method based on electric Hong Internet of Things

Abstract

The invention discloses a substation intelligent gateway operation and maintenance monitoring system and method based on electric Hong Internet of Things, and relates to the technical field of substation monitoring, and the technical scheme is that the substation intelligent gateway operation and maintenance monitoring system comprises a centralized control center module, and the connecting end of the centralized control center module is provided with a data communication gateway module; the data communication gateway module comprises an equipment operation monitoring module, a lightning arrester monitoring module, an intelligent overhaul and maintenance module, an intelligent inspection module, an image monitoring module, a safety guard module, a cooling and ventilation module and an environment monitoring module, and the connection end of the intelligent inspection module is provided with a manual inspection module and a robot inspection module. The system has the advantages that by automatically receiving platform monitoring data and evaluating the operation state of substation equipment, coordinated linkage between the equipment and monitoring is achieved, an abnormal condition processing process report is formed, remote interaction with a centralized control center is achieved, and routing inspection monitoring of the substation environment is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of substation monitoring, and in particular to a substation intelligent gateway operation and maintenance monitoring system and method based on Dianhong Internet of Things. Background Art

[0002] A substation is a place in the power system that transforms voltage and current, receives electric energy, and distributes electric energy. The substation in a power plant is a step-up substation, which boosts the electric energy generated by the generator and feeds it into the high-voltage power grid.

[0003] Existing substations have a large number of devices, a complex operating environment, and large interference in data transmission, making it impossible to centrally monitor and manage factors such as the substation environment, infrastructure, personnel exchanges, and abnormal conditions. Summary of the invention

[0004] To this end, the present invention provides a substation intelligent gateway operation and maintenance monitoring system and method based on Dianhong IoT to solve the problems of a large number of equipment in the substation, a complex operating environment, large data transmission interference, and an inability to centrally monitor and manage factors such as the substation environment, infrastructure, personnel exchanges, and abnormal conditions.

[0005] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a substation intelligent gateway operation and maintenance monitoring system and method based on Dianhong IoT, including a centralized control center module, a data communication gateway module is provided at the connection end of the centralized control center module, and the data communication gateway module includes an equipment operation monitoring module, a lightning arrester monitoring module, an intelligent inspection and maintenance module, an intelligent patrol module, an image monitoring module, a safety guard module, a cooling and ventilation module and an environmental monitoring module, the connection end of the intelligent patrol module is respectively provided with a manual patrol module and a robot patrol module, and the connection end of the safety guard module is provided with a access control management module.

[0006] Preferably, a data server module is provided at the connection end of the centralized control center module, a protection information module is provided at the connection end of the data server module, the centralized control center module is data-connected with the data server module, and the data server module is data-connected with the protection information module.

[0007] Preferably, the environmental monitoring module includes a temperature detection module, a humidity detection module, a smoke detection module and a water detection module. The connection end of the environmental monitoring module is provided with a switch control module, and the connection end of the switch control module is provided with a fire alarm module. The environmental monitoring module is data-connected with the temperature detection module, the humidity detection module, the smoke detection module and the water detection module respectively, the environmental monitoring module is data-connected with the switch control module, and the switch control module is data-connected with the fire alarm module.

[0008] Preferably, the equipment operation monitoring module includes an operation management module, an engineering maintenance module, a fault recording module and a PMU concentrator module, and the equipment operation monitoring module is data-connected to the operation management module, the engineering maintenance module, the fault recording module and the PMU concentrator module respectively.

[0009] Preferably, the centralized control center module is data-connected with the data communication gateway module, and the data communication gateway module is data-connected with the equipment operation monitoring module, the lightning arrester monitoring module, the intelligent inspection and maintenance module, the intelligent patrol module, the image monitoring module, the safety guard module, the cooling and ventilation module and the environmental monitoring module, respectively; the intelligent patrol module is data-connected with the manual patrol module and the robot patrol module, and the safety guard module is data-connected with the access control management module.

[0010] Preferably, the robot inspection module includes an inspection mechanism, which includes a base, tracks are provided on both sides of the base, a loading shell is fixedly provided on the top of the base, a top shell is fixedly provided on the top of the loading shell, a disc is connected to the top of the top shell through a bearing, two side shells are fixedly provided on the top of the disc, a top groove is opened on the top of the disc, one side of the two side shells are connected to a connecting shaft through a bearing, a camera is fixedly connected between the two connecting shafts, a nozzle is fixedly provided at the bottom of the camera, a connecting hose is fixedly connected to the bottom of the nozzle, the connecting hose extends into the interior of the loading shell, one end of the connecting hose is fixedly connected to a connecting head, a dry powder tank is provided inside the loading shell, an electric valve is provided on the top of the dry powder tank, a connecting pipe is provided on one side of the electric valve, and the connecting pipe is threadedly connected to the connecting head.

[0011] Preferably, two electric push rods are fixedly provided inside the top shell, and the output ends of the two electric push rods are fixedly connected to connecting plates, and the two ends of the top of the connecting plates extend into the inside of the side shell, and the two ends of the top of the connecting plates are fixedly connected to toothed plates, and one side of the two toothed plates is provided with a second gear, and the toothed plates are meshed with the second gears, and the two second gears are fixedly connected to the two connecting shafts respectively, and a bottom plate is fixedly provided inside the top shell, and a motor is fixedly provided on the top of the bottom plate, and the output end of the motor is fixedly connected to the first gear, and a full circle of gear ring is fixedly provided at the bottom of the disc, and the full circle of gear ring is meshed with the first gear.

[0012] Preferably, one side of the loading shell is connected to a shell cover via a hinge.

[0013] A substation intelligent gateway operation and maintenance monitoring system method based on Dianhong IoT, the specific steps are as follows:

[0014] S1. Monitor the environment through the environment monitoring module, detect the cable temperature, equipment temperature and environment temperature through the temperature detection module, detect the environment humidity through the humidity detection module, identify and detect various types of situations such as flames, smoke and gas through the smoke detection module, identify and detect the water level through the water immersion detection module, and control the switch of each device and light through the switch control module when the detection data is abnormal, and control the alarm to open through the fire alarm module. On the one hand, the manual inspection module conducts regular or irregular inspections by staff. On the other hand, the robot inspection module uses intelligent inspection robots to establish an automatic, complete and intelligent security protection system architecture, and performs spatial shifts according to the set inspection track to realize the inspection and monitoring of the substation environment. The access control management module manages the entrances and exits of the substation, and realizes real-time monitoring, anti-theft alarm, remote control and status recording. The security guard module realizes new target recognition, multi-point fusion and collaborative perception, and performs dynamic intelligent perception of the substation perimeter all day long. The detection analysis, blocking delay, and review response are integrated, and the defense and disarming can be carried out on demand and on time according to the specific situation;

[0015] S2. Monitor and manage the equipment operation through the equipment operation monitoring module, realize human-computer interaction of station operation monitoring through the operation management module, realize real-time monitoring and operation control of the whole station equipment, have the functions of event recording and alarm status display, screen curve report display, etc., have the functions of event query, equipment status and parameter query, operation control, etc., the engineering maintenance module realizes the maintenance and management of the substation monitoring system, and the PMU concentrator module is used for the communication device of station-side PMU data reception and forwarding.

[0016] S3, the data communication gateway module directly collects data within the station and transmits real-time information to the centralized control center module through a dedicated channel. It has functions such as data optimization, direct alarm transmission, and remote browsing. At the same time, it receives operation and control commands from the centralized control center module. The data server module collects, integrates, processes, and transmits the monitoring data of each device and the entire substation for centralized storage of substation data, providing data access services for devices and applications. The stored data mainly includes historical sampling data, event records, recording files, etc. The protection information module can store protection fault recording information.

[0017] The embodiments of the present invention have the following advantages:

[0018] 1. By automatically receiving platform monitoring data, evaluating the operating status of substation equipment, achieving coordinated linkage between equipment and monitoring, forming abnormal situation handling process reports, remotely interacting with the centralized control center, realizing patrol monitoring of the substation environment, and realizing real-time monitoring, anti-theft alarm, remote control and status recording functions, the substation enclosure is dynamically and intelligently sensed all day long, and multiple means of detection and analysis, blocking and delay, and review and response are integrated. It can deploy and withdraw defenses on demand and on time according to specific conditions, thereby improving the centralized management effect;

[0019] 2. The camera is controlled to rotate by the disc of the inspection mechanism. The electric push rod is started to control the movement of the connecting plate, the connecting plate controls the movement of the toothed plate, the toothed plate drives the second gear to rotate, the second gear drives the connecting shaft to rotate, and the connecting shaft drives the camera angle to fine-tune, so as to monitor and inspect the surrounding areas of the substation. When a local fire source is found in the substation, the electric valve is controlled to open, so that dry powder is sprayed out through the nozzle, thereby extinguishing the fire and improving the safety of the substation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the implementation methods of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation methods or the description of the prior art. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0021] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0022] Figure 1 A schematic diagram of the overall system structure provided by the present invention;

[0023] Figure 2 A schematic diagram of the structure of the environmental monitoring module system provided by the present invention;

[0024] Figure 3 A schematic diagram of the structure of the equipment operation monitoring module system provided by the present invention;

[0025] Figure 4 A front view of the inspection mechanism provided by the present invention;

[0026] Figure 5 A rear view of the inspection mechanism provided by the present invention;

[0027] Figure 6 A side sectional view of the inspection mechanism provided by the present invention;

[0028] Figure 7 A front and sectional view of the inspection mechanism provided by the present invention;

[0029] Figure 8 The present invention provides Figure 7 Enlarged view of the structure of part A in the middle.

[0030] In the figure: 1. Centralized control center module; 2. Data communication gateway module; 3. Equipment operation monitoring module; 4. Lightning arrester monitoring module; 5. Intelligent inspection and maintenance module; 6. Intelligent patrol module; 7. Image monitoring module; 8. Security guard module; 9. Cooling and ventilation module; 10. Environmental monitoring module; 11. Data server module; 12. Protection information module; 13. Manual patrol module; 14. Robot patrol module; 15. Access control module; 16. Switch control module; 17. Fire alarm module; 18. Temperature detection module; 19. Humidity detection module; 20. Smoke detection module; 21. Water immersion detection module module; 22. operation management module; 23. engineering maintenance module; 24. fault recording module; 25. PMU concentrator module; 26. base; 27. crawler track; 28. loading shell; 29. ​​top shell; 30. disc; 31. top groove; 32. nozzle; 33. side shell; 34. camera; 35. shell cover; 36. dry powder tank; 37. electric valve; 38. connecting pipe; 39. connecting head; 40. connecting hose; 41. electric push rod; 42. connecting plate; 43. full circle gear ring; 44. first gear; 45. second gear; 46. connecting shaft; 47. gear plate; 48. bottom plate; 49. motor. DETAILED DESCRIPTION

[0031] The following is a description of the implementation of the present invention by specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Refer to the attached Figure 1 -Attached Figure 8The present invention provides a substation intelligent gateway operation and maintenance monitoring system and method based on Dianhong IoT, including a centralized control center module 1, a data communication gateway module 2 is provided at the connection end of the centralized control center module 1, and the data communication gateway module 2 includes an equipment operation monitoring module 3, a lightning arrester monitoring module 4, an intelligent repair and maintenance module 5, an intelligent inspection module 6, an image monitoring module 7, a security guard module 8, a cooling and ventilation module 9 and an environmental monitoring module 10, and the connection end of the intelligent inspection module 6 is respectively provided with a manual inspection module 13 and a robot inspection module 14, and the security guard module 8 is provided with a manual inspection module 13 and a robot inspection module 14. The connection end of the guard module 8 is provided with an access control management module 15, the centralized control center module 1 is data-connected with the data communication gateway module 2, the data communication gateway module 2 is respectively data-connected with the equipment operation monitoring module 3, the lightning arrester monitoring module 4, the intelligent repair and maintenance module 5, the intelligent inspection module 6, the image monitoring module 7, the safety guard module 8, the cooling and ventilation module 9 and the environmental monitoring module 10, the intelligent inspection module 6 is respectively data-connected with the manual inspection module 13 and the robot inspection module 14, and the safety guard module 8 is data-connected with the access control management module 15;

[0033] In this implementation scheme, on the one hand, the manual inspection module 13 conducts regular or irregular inspections by staff, and on the other hand, the robot inspection module 14 uses an intelligent inspection robot to establish an automatic, complete and intelligent security protection system architecture, and performs spatial displacement according to the set inspection track to realize inspection and monitoring of the substation environment. The access control management module 15 manages the entrance and exit of the substation, and realizes functions such as real-time monitoring, anti-theft alarm, remote control and status recording. The security guard module 8 realizes new target recognition, multi-point fusion and collaborative perception, and performs dynamic intelligent perception of the substation enclosure all day long. Detection analysis, blocking delay, and review response are integrated by multiple means, and can be deployed and withdrawn on demand and on time according to specific circumstances. The ventilation system and air conditioning of the substation are controlled by the cooling and ventilation module 9 to ensure ventilation and cooling of the substation. The image monitoring module 7 analyzes, processes and displays the monitoring image to ensure the monitoring effect. The intelligent inspection and maintenance module 5 performs intelligent inspection and maintenance on the substation equipment to ensure fault information and facilitate maintenance. The lightning arrester monitoring module 4 monitors the operating status of the lightning arrester of the substation to ensure that the substation is not struck by lightning.

[0034] Among them, in order to achieve the purpose of data management, this device is implemented by the following technical solutions: the connection end of the control center module 1 is provided with a data server module 11, and the connection end of the data server module 11 is provided with a protection information module 12. The control center module 1 is data-connected with the data server module 11, and the data server module 11 is data-connected with the protection information module 12. The data communication gateway module 2 directly collects the data in the station and transmits real-time information to the control center module 1 through a dedicated channel. It has functions such as data optimization, direct alarm transmission, and remote browsing, and receives the operation and control commands of the control center module 1 at the same time. The data server module 11 collects, integrates, processes, and transmits the monitoring data of each device and the entire substation monitoring data for centralized storage of substation data, providing data access services for equipment and applications. The stored data mainly includes historical sampling data, event records, recording files, etc. The protection information module 12 can store protection fault recording information, and has the functions of modifying the protection setting value of the protection device and switching the operation setting value area, realizing the functions of substation equipment monitoring, working condition control, equipment inspection, intelligent identification and high protection level protection;

[0035] Among them, in order to achieve the purpose of environmental monitoring, the present device is implemented by the following technical solutions: the environmental monitoring module 10 includes a temperature detection module 18, a humidity detection module 19, a smoke detection module 20 and a water immersion detection module 21, the connection end of the environmental monitoring module 10 is provided with a switch control module 16, the connection end of the switch control module 16 is provided with a fire alarm module 17, the environmental monitoring module 10 is respectively connected to the temperature detection module 18, the humidity detection module 19, the smoke detection module 20 and the water immersion detection module 21, the environmental monitoring module 10 and the switch control module 16 are connected to the data of the fire alarm module 17, and the fire alarm module 17 is connected to the fire alarm module 17. Data connection, the switch control module 16 is data connected with the fire alarm module 17, the environment is monitored by the environment monitoring module 10, the cable temperature, equipment temperature and environment temperature are detected by the temperature detection module 18, the environment humidity is detected by the humidity detection module 19, the flame, smoke, gas and other types of conditions are identified and detected by the smoke detection module 20, the water level is identified and detected by the water immersion detection module 21, when the detection data is abnormal, the switch control module 16 is used to control the switch of each device and the light, and the fire alarm module 17 is used to control the alarm to turn on;

[0036] Among them, in order to achieve the purpose of monitoring and management, this device is implemented by the following technical solutions: the equipment operation monitoring module 3 includes an operation management module 22, an engineering maintenance module 23, a fault recording module 24 and a PMU concentrator module 25. The equipment operation monitoring module 3 is respectively connected with the operation management module 22, the engineering maintenance module 23, the fault recording module 24 and the PMU concentrator module 25 for data connection, and realizes the human-computer interaction of the operation monitoring in the station through the operation management module 22, realizes the real-time monitoring and operation control of the equipment in the whole station, has the functions of event recording and alarm status display, screen curve report display, etc., has the functions of event query, equipment status and parameter query, operation control, etc., the engineering maintenance module 23 realizes the maintenance and management of the substation monitoring system, and the PMU concentrator module 25 is used for the communication device of station-side PMU data reception and forwarding;

[0037] Among them, in order to achieve the purpose of inspection, the present device is implemented by the following technical solutions: the robot inspection module 14 includes an inspection mechanism, and the inspection mechanism includes a base 26, and tracks 27 are provided on both sides of the base 26. A loading shell 28 is fixedly provided on the top of the base 26, and a top shell 29 is fixedly provided on the top of the loading shell 28. A disc 30 is connected to the top of the top shell 29 through a bearing, and two side shells 33 are fixedly provided on the top of the disc 30. A top groove 31 is opened on the top of the disc 30, and one side of the two side shells 33 is connected to a connecting shaft 46 through a bearing, and a camera 34 is fixedly connected between the two connecting shafts 46, and a nozzle 32 is fixedly provided at the bottom of the camera 34, and a connecting hose 40 is fixedly connected to the bottom of the nozzle 32, and the connecting hose 40 extends into the interior of the loading shell 28, and one end of the connecting hose 40 is fixedly connected A connector 39 is connected, a dry powder tank 36 is arranged inside the loading shell 28, an electric valve 37 is arranged on the top of the dry powder tank 36, a connecting pipe 38 is arranged on one side of the electric valve 37, the connecting pipe 38 is connected to the connecting head 39 by threads, and a shell cover 35 is connected to one side of the loading shell 28 by a hinge, the shell cover 35 is opened and then the dry powder tank 36 is placed inside the loading shell 28, the electric valve 37 is electrically connected to the inspection mechanism through a connecting plug, so that the control system of the inspection mechanism can control the opening of the electric valve 37, the connecting pipe 38 is connected to the connecting head 39, and then the shell cover 35 is closed, the crawler 27 facilitates the movement of the inspection mechanism, and the substation is automatically inspected by the camera 34. When a local fire source of the substation is found, the electric valve 37 is controlled to open, so that the dry powder is sprayed out through the nozzle 32, so as to extinguish the fire and improve the safety of the substation;

[0038] Among them, in order to achieve the purpose of multi-directional monitoring, the present device is implemented by the following technical solutions: two electric push rods 41 are fixedly arranged inside the top shell 29, and the output ends of the two electric push rods 41 are fixedly connected with connecting plates 42, and the top ends of the connecting plates 42 extend into the inside of the side shell 33, and the top ends of the connecting plates 42 are fixedly connected with toothed plates 47, and one side of the two toothed plates 47 is provided with a second gear 45, and the toothed plates 47 are meshed with the second gear 45, and the two second gears 45 are fixedly connected to the two connecting shafts 46 respectively, and a bottom plate 48 is fixedly arranged inside the top shell 29, and a motor 49 is fixedly arranged on the top of the bottom plate 48, and the output of the motor 49 A first gear 44 is fixedly connected to the output end, and a full circle gear ring 43 is fixedly provided at the bottom of the disc 30, and the full circle gear ring 43 is meshed with the first gear 44. The motor 49 is started, and the motor 49 controls the first gear 44 to rotate, and the first gear 44 drives the full circle gear ring 43 to rotate, and the full circle gear ring 43 drives the disc 30 to rotate, and the camera 34 is controlled to rotate through the disc 30. By starting the electric push rod 41, the electric push rod 41 controls the connection plate 42 to move, and the connection plate 42 controls the tooth plate 47 to move, and the tooth plate 47 drives the second gear 45 to rotate, and the second gear 45 drives the connecting shaft 46 to rotate, and the connecting shaft 46 drives the camera 34 to fine-tune the angle, so as to monitor and inspect the surrounding areas of the substation.

[0039] A substation intelligent gateway operation and maintenance monitoring system method based on Dianhong IoT, the specific steps are as follows:

[0040] S1. Monitor the environment through the environment monitoring module 10, detect the cable temperature, equipment temperature and environment temperature through the temperature detection module 18, detect the environment humidity through the humidity detection module 19, identify and detect various types of conditions such as flames, smoke and gas through the smoke detection module 20, identify and detect the water level through the water immersion detection module 21, and control the switch of each device and light through the switch control module 16 when the detection data is abnormal, and control the alarm to be turned on through the fire alarm module 17. On the one hand, the manual inspection module 13 conducts regular or irregular inspections by the staff On the other hand, the robot inspection module 14 uses the intelligent inspection robot to establish an automatic, complete and intelligent security protection system architecture, and performs spatial shifting according to the set inspection track to realize the inspection and monitoring of the substation environment. The access control management module 15 manages the substation entrance and exit, and realizes functions such as real-time monitoring, anti-theft alarm, remote control and status recording. The security guard module 8 realizes new target recognition, multi-point fusion and collaborative perception, and performs dynamic intelligent perception of the substation enclosure all day long. It integrates multiple means of detection and analysis, blocking and delaying, and review and response, and can deploy and withdraw defenses on demand and on time according to specific circumstances;

[0041] S2. Monitor and manage the equipment operation through the equipment operation monitoring module 3, realize the human-computer interaction of the station operation monitoring through the operation management module 22, realize the real-time monitoring and operation control of the whole station equipment, have the functions of event recording and alarm status display, screen curve report display, etc., have the functions of event query, equipment status and parameter query, operation control, etc., the engineering maintenance module 23 realizes the maintenance and management of the substation monitoring system, and the PMU concentrator module 25 is used for the communication device of station-side PMU data reception and forwarding.

[0042] S3, the data communication gateway module 2 directly collects data within the station and transmits real-time information to the centralized control center module 1 through a dedicated channel. It has functions such as data optimization, direct alarm transmission, and remote browsing. At the same time, it receives operation and control commands from the centralized control center module 1. The data server module 11 collects, integrates, processes, and transmits the monitoring data of each device and the entire substation for centralized storage of substation data, providing data access services for devices and applications. The stored data mainly includes historical sampling data, event records, recording files, etc. The protection information module 12 can store protection fault recording information.

[0043] The use process of the present invention is as follows: when using the present invention, the shell cover 35 is opened and then the dry powder tank 36 is placed inside the loading shell 28, the electric valve 37 is electrically connected to the inspection mechanism through the connecting plug, so that the control system of the inspection mechanism can control the opening of the electric valve 37, the connecting pipe 38 is connected to the connecting head 39, and then the shell cover 35 is closed, and the inspection mechanism is conveniently moved by the crawler 27, and the substation is automatically inspected by the camera 34. During the inspection process, the motor 49 is started, and the motor 49 controls the first gear 44 to rotate, and the first gear 44 drives the entire circle of the gear ring 43 rotates, the whole circle of gear ring 43 drives the disc 30 to rotate, and the camera 34 is controlled to rotate through the disc 30. By starting the electric push rod 41, the electric push rod 41 controls the connection plate 42 to move, and the connection plate 42 controls the tooth plate 47 to move, and the tooth plate 47 drives the second gear 45 to rotate, and the second gear 45 drives the connecting shaft 46 to rotate, and the connecting shaft 46 drives the camera 34 to fine-tune the angle, so as to monitor and inspect the surroundings of the substation. When a local fire source of the substation is found, the electric valve 37 is controlled to open, so that dry powder is sprayed out through the nozzle 32, so as to extinguish the fire and improve the safety of the substation.

[0044] The above is only a preferred embodiment of the present invention. Any person skilled in the art may modify the present invention by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement made according to the technical solution of the present invention shall fall within the scope of protection claimed by the present invention.

Claims

1. A substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT, comprising a centralized control center module (1), characterized in that: The control center module (1) is provided with a data communication gateway module (2) at the connection end, and the data communication gateway module (2) includes an equipment operation monitoring module (3), a lightning arrester monitoring module (4), an intelligent repair and maintenance module (5), an intelligent patrol module (6), an image monitoring module (7), a security guard module (8), a cooling and ventilation module (9) and an environmental monitoring module (10). The intelligent patrol module (6) is provided with a manual patrol module (13) and a robot patrol module (14) at the connection end, and the security guard module (8) is provided with a door access management module (15) at the connection end.

2. According to claim 1, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: The connection end of the centralized control center module (1) is provided with a data server module (11), and the connection end of the data server module (11) is provided with a protection information module (12). The centralized control center module (1) is data-connected to the data server module (11), and the data server module (11) is data-connected to the protection information module (12).

3. According to claim 1, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: The environment monitoring module (10) comprises a temperature detection module (18), a humidity detection module (19), a smoke detection module (20) and a water immersion detection module (21); a switch control module (16) is provided at a connection end of the environment monitoring module (10); a fire alarm module (17) is provided at a connection end of the switch control module (16); the environment monitoring module (10) is data-connected to the temperature detection module (18), the humidity detection module (19), the smoke detection module (20) and the water immersion detection module (21), respectively; the environment monitoring module (10) is data-connected to the switch control module (16), and the switch control module (16) is data-connected to the fire alarm module (17).

4. According to claim 1, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: The equipment operation monitoring module (3) comprises an operation management module (22), an engineering maintenance module (23), a fault recording module (24) and a PMU concentrator module (25); the equipment operation monitoring module (3) is respectively data-connected to the operation management module (22), the engineering maintenance module (23), the fault recording module (24) and the PMU concentrator module (25).

5. According to claim 1, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: The centralized control center module (1) is data-connected to the data communication gateway module (2); the data communication gateway module (2) is data-connected to the equipment operation monitoring module (3), the lightning arrester monitoring module (4), the intelligent repair and maintenance module (5), the intelligent patrol module (6), the image monitoring module (7), the security guard module (8), the cooling and ventilation module (9) and the environmental monitoring module (10); the intelligent patrol module (6) is data-connected to the manual patrol module (13) and the robot patrol module (14); and the security guard module (8) is data-connected to the access control management module (15).

6. According to claim 1, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: The robot inspection module (14) comprises an inspection mechanism, which comprises a base (26), crawlers (27) are arranged on both sides of the base (26), a loading shell (28) is fixedly arranged on the top of the base (26), a top shell (29) is fixedly arranged on the top of the loading shell (28), a disc (30) is connected to the top of the top shell (29) via a bearing, two side shells (33) are fixedly arranged on the top of the disc (30), a top groove (31) is opened on the top of the disc (30), one side of the two side shells (33) are connected to a connecting shaft (46) via a bearing, and the two connecting shafts (46) are connected to the top of the two side shells (33). A camera (34) is fixedly connected between the shafts (46), a nozzle (32) is fixedly provided at the bottom of the camera (34), a connecting hose (40) is fixedly connected to the bottom of the nozzle (32), the connecting hose (40) extends into the interior of the loading shell (28), one end of the connecting hose (40) is fixedly connected to a connecting head (39), a dry powder tank (36) is provided inside the loading shell (28), an electric valve (37) is provided at the top of the dry powder tank (36), a connecting pipe (38) is provided on one side of the electric valve (37), and the connecting pipe (38) is connected to the connecting head (39) by threads.

7. According to claim 6, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: Two electric push rods (41) are fixedly arranged inside the top shell (29), and the output ends of the two electric push rods (41) are fixedly connected with a connecting plate (42). The top ends of the connecting plate (42) extend into the inside of the side shell (33). The top ends of the connecting plate (42) are fixedly connected with a toothed plate (47). One side of the two toothed plates (47) is provided with a second gear (45). The toothed plate (47) is meshed with the second gear (45). The two second gears (45) are respectively fixedly connected with the two connecting shafts (46). A bottom plate (48) is fixedly arranged inside the top shell (29), and a motor (49) is fixedly arranged on the top of the bottom plate (48). The output end of the motor (49) is fixedly connected with a first gear (44). A full circle of toothed rings (43) is fixedly arranged at the bottom of the disc (30), and the full circle of toothed rings (43) is meshed with the first gear (44).

8. According to claim 6, a substation intelligent gateway operation and maintenance monitoring system based on Dianhong IoT is characterized in that: One side of the loading housing (28) is connected to a housing cover (35) via a hinge.

9. A method for operation and maintenance monitoring system of a substation intelligent gateway based on Dianhong IoT, based on the operation and maintenance monitoring system of a substation intelligent gateway based on Dianhong IoT described in claims 1-8, characterized in that: The specific steps are as follows: S1, monitor the environment through the environment monitoring module (10), detect the cable temperature, equipment temperature and environment temperature through the temperature detection module (18), detect the environment humidity through the humidity detection module (19), identify and detect various types of conditions such as flames, smoke and gas through the smoke detection module (20), identify and detect the water level through the water immersion detection module (21), and when the detection data is abnormal, control the switch of each device and light through the switch control module (16), and control the alarm to be turned on through the fire alarm module (17). On the one hand, the manual inspection module (13) is used by the staff to regularly or irregularly check the fire. On the other hand, the robot inspection module (14) uses the intelligent inspection robot to establish an automatic, complete and intelligent security protection system architecture, and performs spatial displacement according to the set inspection track to realize the inspection and monitoring of the substation environment. The access control management module (15) is for the substation entrance and exit management, and realizes real-time monitoring, anti-theft alarm, remote control and status recording functions. The security guard module (8) realizes new target recognition, multi-point fusion and collaborative perception, and performs dynamic intelligent perception of the substation perimeter all day long. The detection analysis, blocking delay, and review response are integrated, and the defense can be deployed and withdrawn on demand and on time according to the specific situation; S2, monitors and manages the operation of the equipment through the equipment operation monitoring module (3), realizes the human-machine interaction of the operation monitoring in the station through the operation management module (22), realizes the real-time monitoring and operation control of the equipment in the whole station, has the functions of event recording and alarm status display, screen curve report display, event query, equipment status and parameter query, operation control and other functions, the engineering maintenance module (23) realizes the maintenance and management of the substation monitoring system, and the communication device for receiving and forwarding PMU data at the station end is used through the PMU concentrator module (25). S3, the data communication gateway module (2) directly collects data within the station and transmits real-time information to the centralized control center module (1) through a dedicated channel. It has functions such as data optimization, direct alarm transmission, and remote browsing, and at the same time receives operation and control commands from the centralized control center module (1). The data server module (11) collects, integrates, processes, and transmits the monitoring data of each device and the entire substation for centralized storage of substation data and provides data access services for devices and applications. The stored data mainly includes historical sampling data, event records, recording files, etc. The protection information module (12) can store protection fault recording information.

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