CN219777756U - Intelligent cable monitoring device for cable partial discharge early warning and fault positioning - Google Patents
Intelligent cable monitoring device for cable partial discharge early warning and fault positioning Download PDFInfo
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- CN219777756U CN219777756U CN202320944322.6U CN202320944322U CN219777756U CN 219777756 U CN219777756 U CN 219777756U CN 202320944322 U CN202320944322 U CN 202320944322U CN 219777756 U CN219777756 U CN 219777756U
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- 238000012423 maintenance Methods 0.000 abstract description 6
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Abstract
The utility model discloses an intelligent cable monitoring device for cable partial discharge early warning and fault positioning, which belongs to the technical field of intelligent cable monitoring and comprises the following components: support column, flexible elevation structure, location monitoring structure, alarm structure, the support column top is fixed with location monitoring structure, location monitoring structure top is provided with flexible elevation structure, alarm structure keeps away from flexible elevation structure and sets up in location monitoring structure top, and this cable partial discharge early warning and fault location are with intelligent cable monitoring device can automatic positioning detect cable partial discharge department's trouble, can automatic lifting detect, and convenient underground depths cable detects, can realize cable fault alarm simultaneously and remind, increase fault maintenance's efficiency.
Description
Technical Field
The utility model belongs to the technical field of intelligent cable monitoring, and particularly relates to an intelligent cable monitoring device for cable partial discharge early warning and fault positioning.
Background
The cable is typically a rope-like cable stranded from several wires or groups of wires (at least two in each group), each group being insulated from each other and often twisted around a center, with a highly insulating coating over the entire outer surface. The cable has the characteristics of internal electrifying and external insulation, most of the cable adopts a buried method, so that the cable cannot be known in the first time when the cable breaks down, the repaired golden time period is missed, the cable is repaired by positioning a fault point, the cable is deeply underground, workers are required to excavate and repair and monitor the cable deeply underground in the prior art, the existing positioning method adopts a bridge method and a high-voltage pulse method, one of the two methods needs an intact core wire as a loop, the power supply voltage cannot be too high, the operation flow is complex, and the other one is difficult to distinguish due to the fact that the high-voltage pulse can cause the safety of operators to be threatened, so that the intelligent cable monitoring device for cable partial discharge early warning and fault positioning is provided, and the problem in the background technology is solved.
Disclosure of Invention
The utility model aims to provide the intelligent cable monitoring device for the cable partial discharge early warning and fault positioning, which can automatically position and detect faults at the cable partial discharge position, can automatically lift and detect, is convenient for cable detection in deep underground, can realize cable fault alarm reminding and increase the efficiency of fault maintenance.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cable partial discharge early warning and intelligent cable monitoring device for fault location, this cable partial discharge early warning and intelligent cable monitoring device for fault location includes: support column, flexible elevation structure, location monitoring structure, alarm structure, the support column top is fixed with location monitoring structure, location monitoring structure top is provided with flexible elevation structure, alarm structure keeps away from flexible elevation structure and sets up in location monitoring structure top.
Further, the telescopic lifting structure comprises a driving motor, the driving motor is connected with a telescopic rod in a shaft sleeve manner, and a fixing plate is arranged at the top end of the telescopic rod.
Further, an insulating rubber sleeve is arranged on the outer side of the telescopic rod.
Further, the positioning monitoring structure comprises a cable fault tester, a transmission wire is arranged at the top end of the cable fault tester, and a test cable clamp is arranged at the top end of the transmission wire.
Further, the alarm structure comprises a traveling wave sensor, and an alarm lamp is connected with the traveling wave sensor through a wire.
Further, the test cable clamps are symmetrically arranged at two ends of the fixing plate.
Further, the traveling wave sensors are symmetrically fixed at the bottom ends of the test cable clamps.
The beneficial effects of the utility model are as follows:
1. setting up flexible elevation structure, when the cable partial discharge monitoring trouble to the eminence is needed, manual start driving motor in advance makes driving motor drive telescopic link upward movement, and the telescopic link makes the fixed plate also carry out relative movement through upward movement then, when the telescopic link height reaches suitable height, detects cable partial discharge again manually afterwards, can automatic lifting detect, makes things convenient for the cable detection of underground depths.
2. Setting up location monitoring structure, when the telescopic link height reaches suitable height, the cable of detection is cliied through the test cable clamp on travelling wave sensor top to the manual hand afterwards, makes test cable clamp can pass through transmission line with the travelling wave that cable fault point was propagated to cable both ends and gives cable fault tester, and then maintainer fixes a position the point position of trouble through cable fault tester, and maintainer also can maintain the monitoring at the point position of trouble simultaneously, can automatic positioning detection cable partial discharge department's trouble.
3. When the traveling wave enters the transmission wire, the traveling wave sensor arranged at the top end of the fixed plate senses the traveling wave signal, then the contact electric signal is transmitted to the alarm lamp through the wire, then the alarm lamp gives out a red alarm, if the monitored cable has no fault, the alarm lamp has no reaction, the alarm of the cable fault can be realized, and the efficiency of fault maintenance is increased.
Drawings
Fig. 1 is a schematic structural diagram of a cable partial discharge early warning and fault positioning intelligent cable monitoring device provided by the utility model;
FIG. 2 is a schematic cross-sectional view of a cable partial discharge early warning and fault locating intelligent cable monitoring device according to the present utility model;
in the figure: 1. a support column; 2. a driving motor; 3. a telescopic rod; 4. a fixing plate; 5. an insulating rubber sleeve; 6. a cable fault tester; 7. a transmission wire; 8. testing the cable clamp; 9. a traveling wave sensor; 10. an alarm lamp; 11. a telescopic lifting structure; 12. positioning and monitoring the structure; 13. an alarm structure.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
Referring to fig. 1 to 2, a cable partial discharge early warning and fault location intelligent cable monitoring device according to an embodiment of the present utility model will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, in this embodiment, a cable partial discharge early warning and fault location intelligent cable monitoring device includes: support column 1, flexible elevation structure 11, location monitoring structure 12, alarm structure 13, support column 1 top is fixed with location monitoring structure 12, location monitoring structure 12 top is provided with flexible elevation structure 11, alarm structure 13 keeps away from flexible elevation structure 11 and sets up in location monitoring structure 12 top.
This cable is put early warning and is used intelligent cable monitoring devices for fault location can automatic positioning detect the cable and put the trouble of department, can automatic rising detect, and convenient high-altitude cable detects, can realize simultaneously that cable fault alarm reminds, increases the efficiency of fault maintenance.
Referring to fig. 2, in this embodiment, the telescopic lifting structure 11 includes a driving motor 2, the driving motor 2 is in shaft sleeve connection with a telescopic rod 3, a fixing plate 4 is disposed at the top end of the telescopic rod 3, and an insulating rubber sleeve 5 is disposed outside the telescopic rod 3.
When the cable partial discharge monitoring fault in the deep underground is performed, the driving motor 2 is manually started, the driving motor 2 drives the telescopic rod 3 to move upwards, the telescopic rod 3 moves upwards to enable the fixing plate 4 to move relatively, and when the height of the telescopic rod 3 reaches a proper height, the cable partial discharge is manually detected.
Referring to fig. 2, in this embodiment, the positioning and monitoring structure 12 includes a cable fault tester 6, a transmission wire 7 is disposed at the top end of the cable fault tester 6, a test cable clamp 8 is disposed at the top end of the transmission wire 7, and the test cable clamps 8 are symmetrically disposed at two ends of the fixing plate 4.
When the height of the telescopic rod 3 reaches a proper height, the detected cable is clamped by the test cable clamp 8 at the top end of the traveling wave sensor 9 manually, so that the test cable clamp 8 can transmit traveling waves transmitted from a cable fault point to two ends of the cable to the cable fault tester 6 through the transmission wire 7, and then maintenance personnel can position the fault point through the cable fault tester 6, and meanwhile, the maintenance personnel can maintain and monitor the fault point.
Referring to fig. 1, in this embodiment, the alarm structure 13 includes a traveling wave sensor 9, where the traveling wave sensor 9 is connected with an alarm lamp 10 by wires, and the traveling wave sensor 9 is symmetrically fixed to the bottom end of the test cable clip 8.
When the traveling wave enters the transmission wire 7, the traveling wave sensor 9 arranged at the top end of the fixed plate 4 senses the traveling wave signal, then the contact electric signal is transmitted to the alarm lamp 10 through the wire, and then the alarm lamp 10 gives out a red alarm, and if the monitored cable has no fault, the alarm lamp 10 does not react.
The cable fault tester in the above embodiment can be directly purchased in real life, and the cable fault tester in the present embodiment adopts the MTEST-300B model.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An intelligent cable monitoring device for cable partial discharge early warning and fault positioning, which is characterized by comprising: support column (1), flexible elevation structure (11), location monitoring structure (12), alarm structure (13), support column (1) top is fixed with location monitoring structure (12), location monitoring structure (12) top is provided with flexible elevation structure (11), alarm structure (13) are kept away from flexible elevation structure (11) and are set up in location monitoring structure (12) top.
2. The intelligent cable monitoring device for cable partial discharge early warning and fault location according to claim 1, wherein the telescopic lifting structure (11) comprises a driving motor (2), the driving motor (2) is connected with a telescopic rod (3) in a shaft sleeve manner, and a fixing plate (4) is arranged at the top end of the telescopic rod (3).
3. The intelligent cable monitoring device for cable partial discharge early warning and fault location according to claim 2, wherein an insulating rubber sleeve (5) is arranged on the outer side of the telescopic rod (3).
4. The intelligent cable monitoring device for cable partial discharge early warning and fault location according to claim 1, wherein the location monitoring structure (12) comprises a cable fault tester (6), a transmission wire (7) is arranged at the top end of the cable fault tester (6), and a test cable clamp (8) is arranged at the top end of the transmission wire (7).
5. The intelligent cable partial discharge early warning and fault locating cable monitoring device according to claim 1, wherein the warning structure (13) comprises a traveling wave sensor (9), and the traveling wave sensor (9) is connected with a warning lamp (10) through a wire.
6. The intelligent cable partial discharge early warning and fault locating cable monitoring device according to claim 4, wherein the test cable clamps (8) are symmetrically arranged at two ends of the fixed plate (4).
7. The intelligent cable partial discharge early warning and fault locating cable monitoring device according to claim 5, wherein the traveling wave sensor (9) is symmetrically fixed at the bottom end of the test cable clamp (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320944322.6U CN219777756U (en) | 2023-04-24 | 2023-04-24 | Intelligent cable monitoring device for cable partial discharge early warning and fault positioning |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320944322.6U CN219777756U (en) | 2023-04-24 | 2023-04-24 | Intelligent cable monitoring device for cable partial discharge early warning and fault positioning |
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CN219777756U true CN219777756U (en) | 2023-09-29 |
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CN202320944322.6U Active CN219777756U (en) | 2023-04-24 | 2023-04-24 | Intelligent cable monitoring device for cable partial discharge early warning and fault positioning |
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2023
- 2023-04-24 CN CN202320944322.6U patent/CN219777756U/en active Active
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