Lightning protection grounding fault early warning and remote monitoring device
By designing a lightning protection grounding fault early warning and remote monitoring device, and using contact electrodes and grounding current detectors to monitor changes in grounding wire current in real time, the problem of grounding system faults not being detected in a timely manner is solved, thereby improving the safety and reliability of the grounding system.
Patent Information
- Application Number
- CN202422515652.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-17
- Publication Date
- 2025-11-04
- Estimated Expiration
- 2034-10-17
AI Technical Summary
In existing technologies, faults in grounding systems cannot be detected in a timely manner, leading to buildings, equipment, or facilities becoming energized and posing serious safety hazards.
A lightning protection grounding fault early warning and remote monitoring device was designed, including a detection box, a snap-fit structure, a contact electrode, a grounding resistance tester, and a grounding current detector. The device obtains current changes by contacting the grounding wire with the contact electrode, and combines the grounding current detector and processor for real-time monitoring and data transmission to achieve fault early warning.
It enables real-time monitoring and fault early warning of grounding wires, reduces safety hazards, and improves the safety and reliability of the grounding system.
Smart Images
Figure CN223513326U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to grounding monitoring technical field especially relates to a lightning protection grounding fault early warning and remote monitoring device. BACKGROUND
[0002] In the lightning protection early warning of the grounding system of buildings, equipment or facilities, the current or other parameters of the grounding system need to be monitored in real time to timely find the faults or abnormal conditions of the grounding system.
[0003] If the faults of the grounding wire cannot be found in time, the buildings, equipment or facilities will be electrified, and there are serious safety hazards.
[0004] Therefore, there is an urgent need for a lightning protection grounding fault early warning and remote monitoring device capable of monitoring the faults of the grounding wire in real time. UTILITY MODEL CONTENTS
[0005] In order to solve the problem that the prior art needs multiple devices to cooperate to monitor, the utility model provides a lightning protection grounding fault early warning and remote monitoring device.
[0006] The utility model provides a lightning protection grounding fault early warning and remote monitoring device, including detection box, still include:
[0007] Clamping structure, contact electrode, grounding resistance tester, grounding current detector;
[0008] The clamping structure is horizontally arranged in the detection box, the clamping structure includes a plurality of slots for fixing the grounding wire, the clamping structure is provided with a mounting groove on one side close to the rear wall of the detection box, the mounting groove is provided with an elastic assembly, the elastic assembly is provided with a contact electrode on one side close to the grounding wire, the elastic assembly is used to make the contact electrode contact the grounding wire to obtain the current change of the grounding wire, the elastic assembly is compressed when the grounding wire is arranged in the slot, the elastic assembly provides a force to drive the contact electrode to the grounding wire when the elastic assembly is compressed, and the grounding wire is attached to the contact electrode.
[0009] The inner wall of the detection box is provided with a grounding current detector, and the contact electrode is electrically connected with the grounding current detector.
[0010] Optionally, a limiting groove is formed on the inner wall of the mounting groove, a telescopic spring is fixedly connected to the inner wall of one side of the mounting groove away from the slot, the direction of the telescopic spring is perpendicular to the direction of the grounding wire, the direction of the limiting groove is the same as the direction of the telescopic spring, the contact electrode is installed on one end of the telescopic spring close to the grounding wire, and the outer side surface of the contact electrode is provided with a limiting block matched with the limiting groove.
[0011] Optionally, the outer side surface of each contact electrode is correspondingly provided with three limiting blocks, and the limiting blocks are slidably connected with the inner wall of the limiting groove.
[0012] Optionally, the clamping structure comprises a first fixed plate and a second fixed plate, one side surface of the first fixed plate and one side surface of the second fixed plate are in contact with each other, a plurality of bending portions are arranged on the first fixed plate and the second fixed plate at equal intervals, two bending portions are oppositely arranged and fixedly connected to form a slot hole with a circular cross section.
[0013] Optionally, the left and right side walls of the detection box are provided with clamping grooves, and the two ends of the first fixed plate and the second fixed plate are clamped in the clamping grooves.
[0014] Optionally, the first fixed plate and the second fixed plate further comprise fixed portions arranged alternately with the bending portions, the fixed portions on the first fixed plate and the second fixed plate are fixedly connected, and a fixed hole is formed in the fixed portion, and a fastening bolt threadedly connected with the fixed hole is mounted on the inner wall of the fixed hole.
[0015] Optionally, the inner wall of the detection box is sequentially provided with a control system, a grounding resistance tester, a grounding current detector and a clamping structure from top to bottom, the control system transmits data of the grounding resistance tester and the grounding current detector to a terminal for monitoring, the control system comprises a processor, a controller, a communication module and a transmission antenna which are electrically connected in sequence, the processor is electrically connected with the grounding resistance tester and the grounding current detector, and the communication module is electrically connected with the transmission antenna; the surface of the detection box is rotatably connected with a protection door.
[0016] Optionally, the vertical positions of the grounding current detectors correspond to the vertical positions of the slot holes one by one, and the number of the grounding resistance testers and the grounding current detectors is the same as the number of the slot holes.
[0017] Optionally, the grounding resistance tester, the grounding current detector and the mounting groove are provided with five groups.
[0018] Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following beneficial effects:
[0019] The lightning protection grounding fault early warning and remote monitoring device, when the grounding wire is in contact with other wires during use or generates current due to other reasons, because one side surface of the contact electrode is in contact with the grounding wire, and the contact electrode is electrically connected with the grounding current detector, the grounding current detector transmits the detected data to the processor, and the processor analyzes the size of the current.
[0020] The lightning protection grounding fault early warning and remote monitoring device, the grounding resistance tester transmits the monitored data to the processor electrically connected therewith, the processor analyzes the received data, and the communication module transmits the real-time monitoring data to the terminal, so that the real-time monitoring of the grounding device is facilitated. BRIEF DESCRIPTION OF DRAWINGS
[0021] The drawings incorporated into the description and constituting a part of the description show embodiments consistent with the present application and, together with the description, serve to explain the principle of the present application.
[0022] In order to more clearly illustrate the above-mentioned purposes, features and advantages of the present application, the scheme of the present application will be further described below. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0023] Figure 1 The external structure diagram of the lightning protection grounding fault early warning and remote monitoring device is shown in the embodiment of the present application.
[0024] Figure 2 The internal structure diagram of the lightning protection grounding fault early warning and remote monitoring device is shown in the embodiment of the present application.
[0025] Figure 3 The internal structure diagram of the lightning protection grounding fault early warning and remote monitoring device is shown in the embodiment of the present application. Figure 2 The structure enlarged diagram at position A is shown in the embodiment of the present application.
[0026] Figure 4 The internal structure diagram of the lightning protection grounding fault early warning and remote monitoring device is shown in the embodiment of the present application.
[0027] Figure 5 The schematic diagram of the clamping structure is shown in the embodiment of the present application.
[0028] Figure 6 The exploded schematic diagram of the clamping structure is shown in the embodiment of the present application.
[0029] Figure 7 The structure schematic diagram of the second fixing plate and the elastic assembly is shown in the embodiment of the present application.
[0030] Among them, 1, detection box; 2, protective door; 3, clamping groove; 4, communication module; 5, transmission antenna; 6, grounding resistance tester; 7, grounding current detector; 8, second fixing plate; 9, mounting groove; 10, extension spring; 11, limiting groove; 12, first fixing plate; 13, bending part; 14, fixing hole; 15, fastening bolt; 16, controller; 17, processor; 18, power lightning arrester; 19, contact electrode; 20, limiting block. DETAILED DESCRIPTION
[0031] In order to more clearly illustrate the above-mentioned purposes, features and advantages of the present application, the scheme of the present application will be further described below. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0032] Many specific details are set forth in the following description in order to provide a thorough understanding of the application. However, the application can be practiced according to other embodiments that can not be described in detail herein; and, obviously, modifications and adaptations of the embodiments described herein are intended to be within the scope of the present application, and can be made by those skilled in the art in light of the detailed description.
[0033] Reference Figures 1 to 7 As shown in the figure, the embodiment provides a lightning grounding fault early warning and remote monitoring device, which comprises a detection box 1, and a clamping structure, a contact electrode, a grounding resistance tester and a grounding current detector are arranged in the detection box 1. The clamping structure is horizontally arranged in the detection box 1, and the clamping structure comprises a plurality of slots for fixing the grounding wire. An installation groove 9 is formed in one side of the rear wall of the detection box 1, and an elastic assembly is arranged in the installation groove. The elastic assembly is provided with the contact electrode on the side close to the grounding wire. The elastic assembly is used to make the contact electrode contact the grounding wire to obtain the current change of the grounding wire. When the grounding wire is arranged in the slot, the elastic assembly is compressed. The elastic assembly provides a force to drive the contact electrode to the grounding wire when the elastic assembly is in the compressed state, so that the grounding wire is attached to the contact electrode. The inner wall of the detection box 1 is provided with a grounding current detector 7, and the contact electrode is electrically connected with the grounding current detector 7.
[0034] On the basis of the above-mentioned embodiment, in a preferred embodiment, a limiting groove 11 is formed in the inner wall of the installation groove 9, and a telescopic spring 10 is fixedly connected to the inner wall of the side of the installation groove 9 away from the slot. The direction of the telescopic spring 10 is perpendicular to the direction of the grounding wire. The direction of the limiting groove 11 is the same as the direction of the telescopic spring 10. The contact electrode 19 is arranged on the end of the telescopic spring 10 close to the grounding wire. The outer side surface of the contact electrode 19 is provided with a limiting block 20 matched with the limiting groove 11.
[0035] Specifically, the outer side surface of each contact electrode 19 is correspondingly provided with three limiting blocks 20, and the limiting blocks 20 are slidably connected with the inner wall of the limiting groove 11.
[0036] On the basis of the above-mentioned embodiment, in a preferred embodiment, the clamping structure comprises a first fixed plate 12 and a second fixed plate 8. The side surface of the first fixed plate 12 is in contact with the side surface of the second fixed plate 8. A plurality of bending portions 13 are equidistantly arranged on the first fixed plate 12 and the second fixed plate 8. Two bending portions 13 are oppositely arranged and fixedly connected to form a slot with a circular cross section.
[0037] The left and right two side walls of the detection box 1 are provided with clamping grooves 3, and the two ends of the first fixed plate 12 and the second fixed plate 8 are clamped in the clamping grooves 3.
[0038] On the basis of the above-mentioned embodiment, in a preferred embodiment, the first fixing plate 12 and the second fixing plate 8 further comprise fixing portions staggered with the bending portions 13, the fixing portions on the first fixing plate 12 and the second fixing plate 8 are fixedly connected, and the fixing portions are provided with fixing holes 14, and the inner walls of the fixing holes 14 are provided with fastening bolts 15 threadedly connected with the fixing holes 14.
[0039] On the basis of the above-mentioned embodiment, in a preferred embodiment, the inner wall of the detection box 1 is sequentially provided from top to bottom with a control system, the grounding resistance tester 6, the grounding current detector 7 and the clamping structure, the control system transmits data of the grounding resistance tester 6 and the grounding current detector 7 to a terminal for monitoring, the control system comprises a processor 17, a controller 16, a communication module 4 and a transmission antenna 5 which are electrically connected in sequence, the processor 17 is electrically connected with the grounding resistance tester 6 and the grounding current detector 7 respectively, and the communication module 4 is electrically connected with the transmission antenna 5; the surface of the detection box 1 is rotationally connected with the protection door 2.
[0040] On the basis of the above-mentioned embodiment, in a preferred embodiment, the vertical positions of the grounding current detectors 7 correspond to the vertical positions of the slot holes one by one, and the number of the grounding resistance testers 6 and the grounding current detectors 7 is the same as the number of the slot holes.
[0041] Among them, the grounding resistance tester 6, the grounding current detector 7 and the slot hole are provided with five groups.
[0042] The working principle of the embodiment is as follows: when the lightning protection grounding fault early warning and remote monitoring device needs to be installed, the detection box 1 is installed on the surface of the wall, a cable inlet and outlet are arranged on the detection box 1, when the installation is completed, the protective door 2 is rotated, the grounding wire to be monitored is placed in the bending portion 13 on one side surface of the second fixed plate 8, and the grounding wire is electrically connected between the grounding resistance tester 6, when the placement is completed, the first fixed plate 12 is placed on the inner wall of the clamping groove 3, and the first fixed plate 12 and the second fixed plate 8 are in contact with each other, the fastening bolt 15 is inserted into the inner wall of the fixed hole 14, and the fastening bolt 15 is inserted into the inner wall of the second fixed plate 8 by rotating, the grounding wire is fixed between the second fixed plate 8 and the first fixed plate 12 through the bending portion 13 on one side surface of the second fixed plate 8 and the first fixed plate 12, so that the grounding wire is fixed, and when the grounding wire is fixed, one side surface of the grounding wire is in contact with one side surface of the contact electrode 19, and the contact electrode 19 is extruded, one side surface of the contact electrode 19 is fixedly connected with one end of the extension spring 10, so that the contact electrode 19 is extruded when the contact electrode 19 is extruded, so that the contact electrode 19 drives the limiting block 20 installed on the outer side surface to move along the inner wall of the mounting groove 9, at this time, the limiting block 20 slides along the inner wall of the limiting groove 11, so that one side surface of the contact electrode 19 is always in contact with one side surface of the grounding wire, when the grounding wire is in contact with other wires or generates current due to other reasons during use, because one side surface of the contact electrode 19 is in contact with the grounding wire, and the contact electrode 19 is electrically connected with the grounding current detector 7, the grounding current detector 7 transmits the detected data to the processor 17, the processor 17 analyzes the size of the current, and the controller 16 controls the communication module 4 to transmit the abnormal state of the grounding wire to the terminal, so that the grounding wire is monitored.
[0043] When the lightning protection grounding fault early warning and remote monitoring device is running, the grounding resistance tester 6 for monitoring the grounding wire continuously measures the resistance value of the grounding wire, which measures the resistance value of the grounding system to the ground by applying a certain current or voltage to the grounding system, and then evaluates the goodness of the grounding wire, the grounding resistance tester 6 transmits the monitored data to the processor 17 electrically connected thereto, the processor 17 analyzes the received data, and the communication module 4 transmits the real-time monitoring data to the terminal, so that the grounding device is monitored and warned in real time.
[0044] It has to be noted that, in the present document, relational terms are intended only to convey a possible relationship between entities or between a process and an entity without necessarily implying a causal relationship or a requirement for one to exist. Also, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.
[0045] The foregoing is merely illustrative of the principles of the application and various modifications can be made by persons skilled in the art without departing from the scope and nature of the application as disclosed in the specification and its appended claims. Thus, the scope of the application should be determined by the appended claims and their legal equivalents rather than by the description of the examples that is given above.
Claims
1. A lightning protection grounding fault early warning and remote monitoring device, comprising a detection box (1), characterized in that, Also includes: Snap-fit structure, contact electrodes, grounding resistance tester, grounding current detector; The snap-fit structure is horizontally set inside the test box (1). The snap-fit structure includes several slots for fixing the grounding wire. An installation slot (9) is provided on the side of the snap-fit structure near the rear side wall of the test box (1). An elastic component is installed in the installation slot (9). A contact electrode is provided on the side of the elastic component that is close to the grounding wire. The elastic component is used to make the contact electrode contact the grounding wire to obtain the change in the grounding wire current. When the grounding wire is set in the slot, it presses the elastic component. When the elastic component is pressed, it provides a force to drive the contact electrode toward the grounding wire, so that the grounding wire and the contact electrode are in contact. A ground current detector (7) is installed on the inner wall of the detection box (1), and the contact electrode is electrically connected to the ground current detector (7).
2. The lightning protection grounding fault early warning and remote monitoring device according to claim 1, characterized in that, A limiting groove (11) is provided on the inner wall of the mounting groove (9). A telescopic spring (10) is fixedly connected to the inner wall of the mounting groove (9) away from the slot hole. The direction of the telescopic spring (10) is perpendicular to the direction of the grounding wire. The direction of the limiting groove (11) is the same as the direction of the telescopic spring (10). A contact electrode (19) is installed at the end of the telescopic spring (10) near the grounding wire. A limiting block (20) adapted to the limiting groove (11) is installed on the outer surface of the contact electrode (19).
3. The lightning protection grounding fault early warning and remote monitoring device according to claim 2, characterized in that, Each of the contact electrodes (19) has three limiting blocks (20) distributed on its outer surface, and the limiting blocks (20) are slidably connected to the inner wall of the limiting groove (11).
4. The lightning protection grounding fault early warning and remote monitoring device according to claim 3, characterized in that, The snap-fit structure includes a first fixing plate (12) and a second fixing plate (8). One side surface of the first fixing plate (12) and one side surface of the second fixing plate (8) are in contact with each other. The first fixing plate (12) and the second fixing plate (8) are provided with a plurality of equally spaced bent portions (13). The two bent portions (13) are arranged opposite to each other and fixedly connected to form a slot with a circular cross-section.
5. The lightning protection grounding fault early warning and remote monitoring device according to claim 4, characterized in that, The detection box (1) has slots (3) on its left and right side walls, and the two ends of the first fixing plate (12) and the second fixing plate (8) are engaged in the slots (3).
6. The lightning protection grounding fault early warning and remote monitoring device according to claim 4, characterized in that, The first fixing plate (12) and the second fixing plate (8) also include fixing parts that are interposed with the bent part (13). The fixing parts on the first fixing plate (12) and the second fixing plate (8) are fixedly connected, and a fixing hole (14) is provided on the fixing part. A fastening bolt (15) that is threadedly connected to the fixing hole (14) is installed on the inner wall of the fixing hole (14).
7. The lightning protection grounding fault early warning and remote monitoring device according to claim 4, characterized in that, The inner wall of the detection box (1) is provided with a control system, a ground resistance tester (6), a ground current detector (7) and a snap-fit structure from top to bottom. The control system transmits the data of the ground resistance tester (6) and the ground current detector (7) to the terminal for monitoring. The control system includes a processor (17), a controller (16), a communication module (4) and a transmission antenna (5) connected in sequence. The processor (17) is electrically connected to the ground resistance tester (6) and the ground current detector (7) respectively. The communication module (4) is electrically connected to the transmission antenna (5). A protective door (2) is rotatably connected to the surface of the detection box (1).
8. The lightning protection grounding fault early warning and remote monitoring device according to claim 7, characterized in that, The vertical position of the ground current detector (7) corresponds one-to-one with the vertical position of the slot, and the number of the ground resistance tester (6) and the ground current detector (7) is the same as the number of slots.
9. The lightning protection grounding fault early warning and remote monitoring device according to claim 7, characterized in that, The grounding resistance tester (6), grounding current detector (7), and slot are provided in five sets.