Intelligent grounding ring device, intelligent grounding device, intelligent grounding ring system and monitoring method

Abstract

The present application relates to an intelligent grounding ring device, an intelligent grounding device, an intelligent grounding ring system and a monitoring method. The intelligent grounding ring device includes a grounding ring and a grounding ring monitoring unit for fixing to an overhead cable. The grounding ring monitoring unit includes a microprocessing module and a grounding ring and grounding wire sensing module. The grounding ring and grounding wire sensing module are used to sense the grounding wire status detection response module of the intelligent grounding device hung on the grounding ring to obtain the hanging status information of the intelligent grounding device. The grounding ring and grounding wire sensing module are used to output the hanging status information to the microprocessing module. The intelligent grounding ring device senses the hanging status through the grounding ring and grounding wire sensing module to realize intelligent monitoring of the grounding ring hanging, effectively avoiding the temporary grounding wire "fraudulent hanging", "missing hanging", "mistaken removal", "missing removal" and other grounding wire misoperation problems in the distribution network overhead line operation, thereby improving the safety of maintenance operations.

Description

Technical Field

[0001] The present application relates to the field of detection technology, and in particular to an intelligent grounding ring device, an intelligent grounding device, an intelligent grounding ring system and a monitoring method. Background Art

[0002] At present, the overhead lines of the domestic distribution network system are gradually undergoing insulation transformation. When the distribution network overhead lines are undergoing maintenance operations, temporary grounding wires need to be hung to ensure the safety of workers in the operating area.

[0003] Therefore, it is necessary to deploy a grounding ring as the grounding point of the overhead line of the distribution network using insulated cables, and the grounding wire is hung on the grounding ring to complete the temporary grounding operation of the distribution network. A conventional grounding ring is a metal ring device, one end of which is metallically connected to the overhead line, and the other end of the exposed metal ring structure is used to hang the temporary grounding wire. The maintenance work of overhead lines is complex and changeable, and the maintenance location is not fixed. How to improve the safety of maintenance work is an urgent problem to be solved. Summary of the invention

[0004] Based on this, it is necessary to provide an intelligent grounding ring device, an intelligent grounding device, an intelligent grounding ring system and a monitoring method to improve the safety of maintenance operations.

[0005] An intelligent grounding ring device includes a grounding ring for fixing to an overhead cable, and a grounding ring monitoring unit integrally connected to the grounding ring. The grounding ring monitoring unit includes a microprocessing module, and a grounding ring and grounding wire sensing module electrically connected to the microprocessing module. The grounding ring and grounding wire sensing module are used to sense the grounding wire status detection response module of the intelligent grounding device mounted on the grounding ring to obtain the mounting status information of the intelligent grounding device. The grounding ring and grounding wire sensing module are used to output the mounting status information to the microprocessing module.

[0006] In one embodiment, the grounding ring and grounding wire sensing module is used to detect the grounding wire identification module of the intelligent grounding device through the grounding wire state detection response module to obtain the identification information of the intelligent grounding device. The grounding ring and grounding wire sensing module is used to output the identification information of the intelligent grounding device to the microprocessing module.

[0007] In one embodiment, the grounding ring monitoring unit further comprises a wireless communication module. The wireless communication module is used to connect to a background system. The wireless communication module is used to upload the connection status information of the intelligent grounding device and the identity information of the intelligent grounding device to the background system.

[0008] In one embodiment, the grounding ring monitoring unit further comprises a magnetic conductive wire clamping part and a CT power supply module. The magnetic conductive wire clamping part is used to be hung on the overhead cable. The magnetic conductive wire clamping part is electrically connected to the CT power supply module. The CT power supply module is electrically connected to the microprocessing module. The CT power supply module is used to inductively supply power to the grounding ring monitoring unit.

[0009] In one embodiment, the grounding ring monitoring unit further comprises a live state acquisition module. The live state acquisition module is electrically connected to the magnetic conductive clamping part. The live state acquisition module is used to obtain live information of the overhead cable. The live state acquisition module is electrically connected to the microprocessing module.

[0010] In one embodiment, the charged state acquisition module includes a voltage / current sampling circuit and an A / D conversion circuit. The magnetic conductive wire portion and the A / D conversion circuit are electrically connected to the voltage / current sampling circuit respectively. The A / D conversion circuit is electrically connected to the microprocessor module.

[0011] In one embodiment, the intelligent grounding ring device further comprises a connecting portion, through which the grounding ring is fixedly connected to the grounding ring monitoring unit.

[0012] In one embodiment, the intelligent grounding ring device further comprises a fixing part, and the grounding ring is fixed to the overhead cable through the fixing part.

[0013] An intelligent grounding device for hanging on an intelligent grounding ring device, comprising a grounding operating rod, a grounding cable, a grounding hook and a grounding detection unit. The grounding hook is arranged on the top of the grounding operating rod. The grounding hook is used to be electrically connected to the grounding cable. The grounding detection unit is arranged on the grounding hook. The grounding detection unit comprises a grounding wire state detection response module and a grounding wire identity identification module communicating with the grounding wire state detection response module. The grounding wire state detection response module is used to respond to the intelligent grounding ring device.

[0014] An intelligent grounding ring system includes an intelligent grounding ring device, an intelligent grounding device and a background system. The intelligent grounding ring device is used to sense the connection status information of the intelligent grounding device and the identity information of the intelligent grounding device, and output the connection status information of the intelligent grounding device and the identity information of the intelligent grounding device to the background system.

[0015] A monitoring method for an intelligent grounding ring device, wherein the intelligent grounding ring device comprises a grounding ring for fixing to an overhead cable, and a grounding ring monitoring unit integrally connected to the grounding ring. The grounding ring monitoring unit comprises a microprocessing module, and a grounding ring and grounding wire sensing module electrically connected to the microprocessing module, comprising:

[0016] S100, the intelligent grounding device connected to the grounding ring starts the grounding ring and the grounding wire sensing module.

[0017] S200, the intelligent grounding device includes a grounding detection unit. The grounding detection unit includes a grounding wire state detection response module and a grounding wire identity module electrically connected to the grounding wire state detection response module. The grounding ring and grounding wire sensing module identify the grounding wire identity module through the grounding wire state detection response module to obtain the identity information of the intelligent grounding device, and upload the identity information to the microprocessing module.

[0018] S300, the grounding ring and grounding wire sensing module performs algorithm verification with the grounding wire status detection response module.

[0019] S400, the grounding ring and grounding wire sensing module generates the connection status information of the grounding wire, and uploads the connection status information to the micro-processing module.

[0020] In one embodiment, the grounding ring monitoring unit further includes a wireless communication module, and the wireless communication module is used to connect to a background system. The monitoring method further includes:

[0021] S500, the micro-processing module uploads the identity information and the mounting status information to the background system through the wireless communication module.

[0022] In one embodiment, in S200, if the intelligent grounding device is connected to the grounding ring, the grounding ring and the grounding wire sensing module generate overhead cable grounding status information.

[0023] If the intelligent grounding device is not connected to the grounding ring, the grounding ring and grounding wire sensing module generates overhead cable ungrounded status information.

[0024] In one embodiment, before S100, the monitoring method further includes:

[0025] S010, the micro-processing module feeds back the grounding status of the overhead cable to the background system.

[0026] In one embodiment, the grounding ring monitoring unit further includes a live state acquisition module, the live state acquisition module is electrically connected to the microprocessing module, and before S010, further includes:

[0027] S001, the live state acquisition module acquires the live state of the overhead cable, generates overhead cable state information, and transmits the overhead cable state information to the micro-processing module.

[0028] S002, the micro-processing module transmits the overhead cable status information to the background system via the wireless communication.

[0029] In one embodiment, the intelligent grounding ring device further includes a live indication device. The live indication device is connected to the microprocessing module. In S001, the live state acquisition module acquires the live state of the overhead cable. If the overhead cable is live, the live state acquisition module generates live state information of the overhead cable and transmits the live state information of the overhead cable to the microprocessing module. The microprocessing module drives the live indication device to indicate liveness.

[0030] The intelligent grounding ring device provided in the embodiment of the present application includes a grounding ring for fixing to an overhead cable, and a grounding ring monitoring unit integrally connected to the grounding ring. The grounding ring monitoring unit includes a microprocessing module, and a grounding ring and a grounding wire sensing module electrically connected to the microprocessing module. The grounding ring and the grounding wire sensing module are used to sense the grounding wire state detection response module of the intelligent grounding device mounted on the grounding ring to obtain the mounting state information of the intelligent grounding device. The grounding ring and the grounding wire sensing module are used to output the mounting state information to the microprocessing module. The intelligent grounding ring device senses the mounting state through the grounding ring and the grounding wire sensing module, realizes the intelligent monitoring of the mounting of the grounding ring, effectively avoids the grounding wire misoperation problems such as "fraudulent mounting", "missing mounting", "mistaken removal" and "missing removal" of temporary grounding wires in the distribution network overhead line operation, thereby improving the safety of the maintenance operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A schematic diagram of the structure of the intelligent grounding ring device provided in one embodiment of the present application;

[0032] Figure 2 This is a schematic diagram of electrical connections of the intelligent grounding ring system provided in one embodiment of the present application;

[0033] Figure 3 A schematic diagram of the structure of the intelligent grounding device provided in one embodiment of the present application;

[0034] Figure 4 A flow chart of a monitoring method of the intelligent grounding ring device provided in one embodiment of the present application;

[0035] Figure 5 A flowchart for detecting the live status of an overhead cable provided in one embodiment of the present application.

[0036] Figure Number:

[0037] Intelligent grounding ring device 20

[0038] Overhead cables 10

[0039] Grounding ring 30

[0040] Ground Loop Monitoring Unit 40

[0041] Microprocessor module 410

[0042] Grounding ring and grounding wire sensing module 420

[0043] Wireless communication module 430

[0044] Backend system 200

[0045] Ground Ring Identification Module 210

[0046] Magnetic conductor clamping part 440

[0047] CT power module 450

[0048] Power status acquisition module 460

[0049] Voltage / current sampling circuit 461

[0050] A / D conversion circuit 462

[0051] Connection part 470

[0052] Fixing part 480

[0053] Power Module 490

[0054] Intelligent grounding device 50

[0055] Grounding lever 510

[0056] Ground cable 520

[0057] Ground hook 530

[0058] Ground detection unit 540

[0059] Ground wire status detection response module 541

[0060] Ground wire identification module 542

[0061] Smart Grounding Loop System 100 DETAILED DESCRIPTION

[0062] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific implementation disclosed below.

[0063] The serial numbers for the components herein, such as "first", "second", etc., are only used to classify the objects described and do not have any order or technical meaning. The "connection" and "coupling" mentioned in this application, unless otherwise specified, include direct and indirect connections (couplings). In the description of this application, it should be understood that the orientation or position relationship indicated by the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. are based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing this application 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 cannot be understood as a limitation to this application.

[0064] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0065] See also Figure 1 and Figure 2 The embodiment of the present application provides an intelligent grounding ring device 20, including a grounding ring 30 for fixing to an overhead cable 10, and a grounding ring monitoring unit 40 integrally connected to the grounding ring 30. The grounding ring monitoring unit 40 includes a microprocessing module 410, and a grounding ring and grounding wire sensing module 420 electrically connected to the microprocessing module 410. The grounding ring and grounding wire sensing module 420 are used to sense the grounding wire state detection response module 541 of the intelligent grounding device 50 mounted on the grounding ring 30, so as to obtain the mounting state information of the intelligent grounding device 50. The grounding ring and grounding wire sensing module 420 are used to output the mounting state information to the microprocessing module 410.

[0066] When the grounding wire of the intelligent grounding device 50 is hooked to the grounding ring 30, the intelligent grounding device 50 generates hooking status information. The grounding ring and grounding wire sensing module 420 interacts with the grounding wire status detection response module 541, and after verification by the status sensing algorithm, the grounding wire is hooked or removed. The grounding ring and grounding wire sensing module 420 is used to output the hooking status information to the microprocessing module 410. The microprocessing module 410 records the hooking status information. The staff learns the hooking status information through the information recorded by the microprocessing module 410. The intelligent grounding ring device 20 effectively avoids the problems of misoperation of the temporary grounding wire such as "fraudulent hooking", "missing hooking", "mistaken removal" and "missing removal" in the operation of the distribution network overhead line, thereby improving the safety of the maintenance operation.

[0067] In one embodiment, the grounding ring and grounding wire sensing module 420 is used to detect the grounding wire identification module 542 of the intelligent grounding device 50 through the grounding wire state detection response module 541 to obtain the identification information of the intelligent grounding device 50. The grounding ring and grounding wire sensing module 420 is used to output the identification information of the intelligent grounding device 50 to the micro-processing module 410.

[0068] The identity information is used to identify the location information of the intelligent grounding device 50. The grounding ring and grounding wire sensing module 420 exchanges information with the grounding wire state detection response module 541. The grounding ring and grounding wire sensing module 420 obtains the identity information of the intelligent grounding device 50.

[0069] In one embodiment, the grounding ring monitoring unit 40 also includes a wireless communication module 430. The wireless communication module 430 is used to connect to the background system 200. The wireless communication module 430 is used to upload the connection status information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50 to the background system 200. The staff obtains the connection status information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50 through the background system 200, thereby avoiding the misoperation of the temporary grounding wire such as "fraudulent hanging", "missing hanging", "mistaken removal", "missing removal" and other grounding wires in the distribution network overhead line operation, thereby improving the safety of the maintenance operation.

[0070] In one embodiment, the grounding ring monitoring unit 40 further includes a magnetic conductor clamping portion 440 and a CT power supply module 450. 。The magnetic conductive wire clamping part 440 is used to be hung on the overhead cable 10. The magnetic conductive wire clamping part 440 is electrically connected to the CT power supply module 450. The CT power supply module 450 is electrically connected to the microprocessing module 410. The CT power supply module 450 is used to inductively supply power to the grounding ring monitoring unit 40.

[0071] The CT power acquisition module 450 obtains electric energy from the overhead cable 10 through the magnetic conductive clamping wire portion 440. The electric energy is used to support data calculation and transmission of the grounding ring monitoring unit 40.

[0072] In one embodiment, the grounding ring monitoring unit 40 further includes a power module 490. The power module 490 is electrically connected to the micro-processing module 410. The power module 490 is an energy storage device or a dry cell.

[0073] In one embodiment, the power module 490 is an energy storage device. When the overhead cable 10 is without power, the power module 490 supplies power to the grounding ring monitoring unit 40. When the overhead cable 10 is powered, the microprocessor module 410 controls the CT power supply module 450 to supply power to the power module 490. The power module 490 stores electrical energy.

[0074] Before inspecting the overhead cable 10, the overhead cable 10 needs to be powered off. In order to ensure the safety of the staff, the overhead cable 100 needs to be grounded after the power is turned off.

[0075] In one embodiment, the grounding ring monitoring unit 40 further includes a charged state acquisition module 460. The charged state acquisition module 460 is electrically connected to the magnetic conductive clamping portion 440. The charged state acquisition module 460 is used to obtain the charged information of the overhead cable. The charged state acquisition module 460 is electrically connected to the micro-processing module 410, and the charged state acquisition module 460 transmits the charged information of the overhead cable to the micro-processing module 410.

[0076] The charged state acquisition module 460 is electrically connected to the overhead cable 10 through the magnetic conductive wire section 440. When the overhead cable 10 is powered off, both the magnetic conductive wire section 440 and the overhead cable 10 are powered off. The charged state acquisition module 460 generates the de-energized state information of the overhead cable.

[0077] When the overhead cable 10 is not de-energized, both the magnetic conductive clamping portion 440 and the overhead cable 10 are energized. The energized state acquisition module 460 generates energized state information of the overhead cable.

[0078] In one embodiment, the grounding ring monitoring unit 40 further includes a live indication device. The live indication device is electrically connected to the microprocessing module 410. The microprocessing module 410 is used to control the live indication device to indicate liveness according to the live state information of the overhead cable.

[0079] In one embodiment, the power indication device includes an indicator light or an indicator sign.

[0080] In one embodiment, the live state acquisition module 460 includes a voltage / current sampling circuit 461 and an A / D conversion circuit 462. The magnetic conductive wire section 440 and the A / D conversion circuit 462 are electrically connected to the voltage / current sampling circuit 461, respectively. The A / D conversion circuit 462 is electrically connected to the microprocessing module 410. The A / D conversion circuit 462 converts the alternating current of the magnetic conductive wire section 440 into direct current. The voltage / current sampling circuit 461 is used to collect the voltage and current of the overhead cable 10.

[0081] In one embodiment, the intelligent grounding ring device 20 further includes a connecting portion 470 . The grounding ring 30 is fixedly connected to the grounding ring monitoring unit 40 via the connecting portion 470 .

[0082] In one embodiment, the intelligent grounding ring device 20 further includes a fixing portion 480. The grounding ring 30 is fixed to the overhead cable 10 via the fixing portion 480.

[0083] The intelligent grounding ring device 20 is fixed to the overhead cable 10 via the fixing portion 480 to prevent it from falling.

[0084] In one embodiment, the intelligent grounding ring device 20 further includes a grounding ring identification module 210. The grounding ring identification module 210 is connected to the grounding ring and grounding wire sensing module 420. The grounding ring identification module 210 can be disposed in the grounding ring monitoring unit 40 or outside the grounding ring monitoring unit 40.

[0085] The grounding ring identification module 210 is used to identify the location information of the intelligent grounding ring device 20 .

[0086] Please also see Figure 3, the embodiment of the present application provides an intelligent grounding device 50 for being hung on an intelligent grounding ring device 20, including a grounding operating rod 510, a grounding cable 520, a grounding hook 530 and a grounding detection unit 540. The grounding hook 530 is arranged at the top of the grounding operating rod 510. The grounding hook 530 is used to be electrically connected to the grounding cable 520. The grounding detection unit 540 is arranged on the grounding hook 530. The grounding detection unit 540 includes a grounding wire state detection response module 541 and a grounding wire identity identification module 542 communicating with the grounding wire state detection response module 541. The grounding wire state detection response module 541 is used to respond to the intelligent grounding ring device 20. The grounding cable 520 is effectively grounded.

[0087] The grounding operating rod 510 is convenient for operators to grasp. When the grounding hook 530 is hooked on the grounding ring 30, the grounding wire state detection response module 541 interacts with the grounding ring and grounding wire sensing module 420, and after verification by the state sensing algorithm, transmits the hooking state information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50 to the grounding ring and grounding wire sensing module 420. The grounding ring and grounding wire sensing module 420 transmits the hooking state information and the identity information of the intelligent grounding device 50 to the microprocessing module 410.

[0088] The staff obtains the hanging status information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50 through the intelligent grounding device 50 and the intelligent grounding ring device 20, thereby avoiding the misoperation problems of temporary grounding wires such as "fraudulent hanging", "missing hanging", "mistaken removal" and "missing removal" in the distribution network overhead line operation, thereby improving the safety of maintenance operations.

[0089] The embodiment of the present application provides an intelligent grounding ring system, including an intelligent grounding ring device 20, an intelligent grounding device 50 and a background system 200. The intelligent grounding ring device 20 is used to sense the connection status information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50, and output the connection status information of the intelligent grounding device 50 and the identity information of the intelligent grounding device 50 to the background system 200.

[0090] The intelligent grounding ring device 20 is the intelligent grounding ring device 20 described in any one of the above embodiments. The intelligent grounding device 50 is the intelligent grounding device 50 described in any one of the above embodiments.

[0091] In the intelligent grounding ring system provided in the embodiment of the present application, when the grounding wire of the intelligent grounding device 50 is hooked to the grounding ring 30, the intelligent grounding device 50 generates hooking status information. The grounding ring and grounding wire sensing module 420 interacts with the grounding wire status detection response module 541, and after verification by the status perception algorithm, the grounding wire is perceived to have been hooked or removed. At the same time, the grounding ring and grounding wire sensing module 420 interacts with the grounding wire status detection response module 541. The grounding ring and grounding wire sensing module 420 obtains the identity information of the intelligent grounding device 50. The grounding ring and grounding wire sensing module 420 is used to output the hooking status information and the identity information to the microprocessing module 410. The microprocessing module 410 realizes the recording of the hooking status information. The staff learns the hooking status information through the information recorded by the microprocessing module 410. The intelligent grounding ring device 20 effectively avoids the problems of misoperation of temporary grounding wires such as "fraudulent hanging", "missing hanging", "mistaken removal" and "missing removal" in the operation of distribution network overhead lines, thereby improving the safety of maintenance operations.

[0092] Please also see Figure 4 The embodiment of the present application provides a monitoring method of an intelligent grounding ring device 20, wherein the intelligent grounding ring device 20 includes a grounding ring 30 for fixing to an overhead cable 10, and a grounding ring monitoring unit 40 integrally connected to the grounding ring 30. The grounding ring monitoring unit 40 includes a microprocessing module 410, and a grounding ring and grounding wire sensing module 420 electrically connected to the microprocessing module 410. The monitoring method includes:

[0093] S100 , the intelligent grounding device 50 connected to the grounding ring 30 starts the grounding ring and the grounding wire sensing module 420 .

[0094] S200, the intelligent grounding device 50 includes a grounding detection unit 540. The grounding detection unit 540 includes a grounding wire state detection response module 541 and a grounding wire identity module 542 electrically connected to the grounding wire state detection response module 541. The grounding ring and grounding wire sensing module 420 identifies the grounding wire identity module 542 through the grounding wire state detection response module 541 to obtain the identity information of the intelligent grounding device 50, and uploads the identity information to the microprocessing module 410.

[0095] S300 , the grounding ring and grounding wire sensing module 420 performs algorithm verification with the grounding wire status detection response module 541 .

[0096] S400 , the grounding ring and grounding wire sensing module 420 generates the connection status information of the grounding wire, and uploads the connection status information to the micro-processing module 410 .

[0097] The embodiment of the present application provides a monitoring method for an intelligent grounding ring device 20, which obtains the identity information and the connection status information of the intelligent grounding device 50 through the information interaction between the grounding ring and grounding wire sensing module 420 and the grounding wire state detection response module 541, and uploads the identity information and the connection status information of the intelligent grounding device 50 to the microprocessor module 410. The monitoring method of the intelligent grounding ring device 20 realizes automatic monitoring of the grounding state, effectively avoids the confirmation of the grounding state, and thus avoids the misoperation problems of temporary grounding wires such as "fraudulent hanging", "missing hanging", "mistaken removal", and "missing removal" in the operation of distribution network overhead lines, thereby improving the safety of maintenance operations.

[0098] In one embodiment, in S200 and S400 , the identity information of the intelligent grounding device 50 and the connection status information can be simultaneously acquired by the grounding ring and grounding wire sensing module 420 .

[0099] In one embodiment, the grounding ring monitoring unit 40 further includes a wireless communication module 430, and the wireless communication module 430 is used to connect to the background system 200. The monitoring method further includes:

[0100] S500 , the micro-processing module 410 uploads the identity information and the mounting status information to the background system 200 through the wireless communication module 430 .

[0101] In one embodiment, in S200, if the intelligent grounding device 50 is connected to the grounding ring 30, the grounding ring and grounding wire sensing module 420 generates overhead cable grounding status information.

[0102] If the intelligent grounding device 50 is not connected to the grounding ring 30, the grounding ring and grounding wire sensing module 420 generates overhead cable ungrounded state information to monitor the grounding state of the intelligent grounding device 50, thereby improving the safety of maintenance operations.

[0103] In one embodiment, before S100, the monitoring method further includes:

[0104] S010, the micro-processing module 410 feeds back the grounding status of the overhead cable to the background system 200. The background system 200 implements overall monitoring of the intelligent grounding ring system.

[0105] Please also see Figure 5In one embodiment, the grounding ring monitoring unit 40 further includes a live state acquisition module 460, and the live state acquisition module 460 is electrically connected to the microprocessing module 410. Before S010, it further includes:

[0106] S001 , the live state acquisition module 460 acquires the live state of the overhead cable 10 , generates overhead cable state information, and transmits the overhead cable state information to the micro-processing module 410 .

[0107] S002, the micro-processing module 410 transmits the overhead cable status information to the background system 200 via the wireless communication.

[0108] The above steps are used to detect the live state of the overhead cable 10, thereby improving the safety of maintenance work.

[0109] In one embodiment, the intelligent grounding ring device 20 further includes a charged indication device. The charged indication device is connected to the microprocessing module 410. In S001, the charged state acquisition module 460 acquires the charged state of the overhead cable 10. If the overhead cable 10 is charged, the charged state acquisition module 460 generates the charged state information of the overhead cable, and transmits the charged state information of the overhead cable to the microprocessing module 410. The microprocessing module 410 drives the charged indication device to indicate that the overhead cable 10 is charged.

[0110] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0111] The above-described embodiments only express several implementation methods of the present application, but they cannot be understood as limiting the scope of the present application. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present application, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the attached claims.

Claims

1. An intelligent grounding ring device, characterized in that: It comprises a grounding ring (30) for fixing to an overhead cable (10), and a grounding ring monitoring unit (40) integrally connected to the grounding ring (30); The grounding ring monitoring unit (40) comprises a microprocessing module (410), and a grounding ring and grounding wire sensing module (420) electrically connected to the microprocessing module (410), the grounding ring and grounding wire sensing module (420) being used to sense a grounding wire state detection response module (541) of an intelligent grounding device (50) mounted on the grounding ring (30) to obtain mounting state information of the intelligent grounding device (50), and the grounding ring and grounding wire sensing module (420) being used to output the mounting state information to the microprocessing module (410); The grounding ring and grounding wire sensing module (420) is used to detect the grounding wire identity module (542) of the intelligent grounding device (50) through the grounding wire state detection response module (541) to obtain the identity information of the intelligent grounding device (50), and the grounding ring and grounding wire sensing module (420) is used to output the identity information of the intelligent grounding device (50) to the micro-processing module (410); The grounding ring monitoring unit (40) further comprises a magnetic conductor clamping part (440) and a CT power supply module (450). ， The magnetic conductive wire clamping part (440) is used to be hung on the overhead cable (10), the magnetic conductive wire clamping part (440) is electrically connected to the CT power supply module (450), the CT power supply module (450) is electrically connected to the microprocessing module (410), and the CT power supply module (450) is used to inductively supply power to the grounding ring monitoring unit (40); The grounding ring monitoring unit (40) further comprises a live state acquisition module (460), the live state acquisition module (460) being electrically connected to the magnetic conductive clamping part (440), the live state acquisition module (460) being used to obtain live information of the overhead cable (10), and the live state acquisition module (460) being electrically connected to the microprocessing module (410).

2. The intelligent grounding ring device according to claim 1, characterized in that: The grounding ring monitoring unit (40) further comprises a wireless communication module (430), wherein the wireless communication module (430) is used to connect to a background system (200), and wherein the wireless communication module (430) is used to upload the connection status information of the intelligent grounding device (50) and the identity information of the intelligent grounding device (50) to the background system (200).

3. The intelligent grounding ring device according to claim 1, characterized in that: The charged state acquisition module (460) comprises a voltage / current sampling circuit (461) and an A / D conversion circuit (462); the magnetic conductive wire clamping part (440) and the A / D conversion circuit (462) are electrically connected to the voltage / current sampling circuit (461) respectively; and the A / D conversion circuit (462) is electrically connected to the microprocessing module (410).

4. The intelligent grounding ring device according to claim 1, characterized in that: It also comprises a connecting portion (470), and the grounding ring (30) is fixedly connected to the grounding ring monitoring unit (40) via the connecting portion (470).

5. The intelligent grounding ring device according to claim 1, characterized in that: It also includes a fixing portion (480), and the grounding ring (30) is fixed to the overhead cable (10) via the fixing portion (480).

6. An intelligent grounding device for being hung on the intelligent grounding ring device according to any one of claims 1 to 5, characterized in that: The invention comprises a grounding operating rod (510), a grounding cable (520), a grounding hook (530) and a grounding detection unit (540), wherein the grounding hook (530) is arranged at the top of the grounding operating rod (510), the grounding hook (530) is used to be electrically connected to the grounding cable (520), the grounding detection unit (540) is arranged on the grounding hook (530), the grounding detection unit (540) comprises a grounding wire state detection response module (541) and a grounding wire identity identification module (542) communicating with the grounding wire state detection response module (541), and the grounding wire state detection response module (541) is used to respond to an intelligent grounding ring device (20).

7. An intelligent grounding ring system, characterized in that: It comprises an intelligent grounding ring device (20) as described in any one of claims 1 to 5, an intelligent grounding device (50) as described in claim 6, and a background system (200), wherein the intelligent grounding ring device (20) is used to sense the hanging status information of the intelligent grounding device (50) and the identity information of the intelligent grounding device (50), and output the hanging status information of the intelligent grounding device (50) and the identity information of the intelligent grounding device (50) to the background system (200).

8. A monitoring method for the intelligent grounding ring device according to any one of claims 1 to 5, characterized in that: The intelligent grounding ring device (20) comprises a grounding ring (30) for fixing to an overhead cable (10), and a grounding ring monitoring unit (40) integrally connected to the grounding ring (30), wherein the grounding ring monitoring unit (40) comprises a microprocessing module (410), and a grounding ring and grounding wire sensing module (420) electrically connected to the microprocessing module (410), comprising: S100, the intelligent grounding device (50) mounted on the grounding ring (30) starts the grounding ring and the grounding wire sensing module (420); S200, the intelligent grounding device (50) comprises a grounding detection unit (540), the grounding detection unit (540) comprises a grounding wire state detection response module (541) and a grounding wire identity identification module (542) electrically connected to the grounding wire state detection response module (541), the grounding ring and grounding wire sensing module (420) identifies the grounding wire identity identification module (542) through the grounding wire state detection response module (541) to obtain identity identification information of the intelligent grounding device (50), and uploads the identity identification information to the micro-processing module (410); S300, the grounding ring and grounding wire sensing module (420) and the grounding wire status detection response module (541) perform algorithm verification; S400, the grounding ring and grounding wire sensing module (420) generates the connection status information of the grounding wire, and uploads the connection status information to the micro-processing module (410).

9. The monitoring method of the intelligent grounding ring device according to claim 8, characterized in that: The grounding ring monitoring unit (40) further comprises a wireless communication module (430), wherein the wireless communication module (430) is used to connect to the background system (200), and the monitoring method further comprises: S500, the micro-processing module (410) uploads the identity information and the mounting status information to the background system (200) via the wireless communication module (430).

10. The monitoring method of the intelligent grounding ring device according to claim 8, characterized in that: In S200, if the intelligent grounding device (50) is mounted on the grounding ring (30), the grounding ring and grounding wire sensing module (420) generates overhead cable grounding status information; If the intelligent grounding device (50) is not connected to the grounding ring (30), the grounding ring and grounding wire sensing module (420) generates overhead cable ungrounded state information.

11. The monitoring method of the intelligent grounding ring device according to claim 9, characterized in that: Prior to S100, it also included: S010, the micro-processing module (410) feeds back the grounding status of the overhead cable to the background system (200).

12. The monitoring method of the intelligent grounding ring device according to claim 11, characterized in that: The grounding ring monitoring unit (40) further comprises a live state acquisition module (460), wherein the live state acquisition module (460) is electrically connected to the microprocessing module (410), and before S010, further comprises: S001, the live state acquisition module (460) acquires the live state of the overhead cable (10), generates overhead cable state information, and transmits the overhead cable state information to the micro-processing module (410); S002, the micro-processing module (410) transmits the overhead cable status information to the background system (200) via the wireless communication module (430).

13. The monitoring method of the intelligent grounding ring device according to claim 12, characterized in that: The intelligent grounding ring device (20) also includes a charged indication device, which is connected to the microprocessor module (410). In S001, the charged state acquisition module (460) acquires the charged state of the overhead cable (10). If the overhead cable (10) is charged, the charged state acquisition module (460) generates the charged state information of the overhead cable, and transmits the charged state information of the overhead cable to the microprocessor module (410). The microprocessor module (410) drives the charged indication device to indicate that it is charged.

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