CN218825754U - Cable joint on-line monitoring early warning device - Google Patents
Cable joint on-line monitoring early warning device Download PDFInfo
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- CN218825754U CN218825754U CN202223299373.2U CN202223299373U CN218825754U CN 218825754 U CN218825754 U CN 218825754U CN 202223299373 U CN202223299373 U CN 202223299373U CN 218825754 U CN218825754 U CN 218825754U
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- cable joint
- early warning
- line monitoring
- temperature sensor
- warning device
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Abstract
The utility model provides a cable joint on-line monitoring early warning device belongs to cable monitoring early warning technical field, and this cable joint on-line monitoring early warning device includes signal collector, high frequency current collector, superfrequency sensor, smoke transducer and temperature sensor, signal collector and backstage monitoring platform communication are connected, high frequency current collector, superfrequency sensor, smoke transducer and temperature sensor all are connected with signal collector. This cable joint on-line monitoring early warning device, through the cooperation between signal collector, high frequency current collector, superfrequency sensor and the temperature sensor, can make the device install in narrow and small cabinet internal portion to carry out real-time on-line monitoring to cable joint's running state, after cable joint breaks down, be convenient for investigate it, be favorable to shortening the electric power recovery cycle.
Description
Technical Field
The utility model belongs to the technical field of the cable monitoring early warning, concretely relates to cable joint on-line monitoring early warning device.
Background
The transformer substation is used as a link for connecting power generation and power utilization, and is a foundation for power grid construction and a guarantee for safe and stable operation of the power grid. With the rapid development of economy and industrial production in China, the demand for electric power is increasingly huge, and simultaneously, higher requirements are put forward for transformer substations. Because the internal space of the transformer substation is small, the number of devices is large, the switch cabinet device is complex, and the shape of the region is complex, certain potential safety hazards exist when workers carry out live-line work such as fault detection on power equipment, and the life safety of the workers is threatened. And with the scale of the transformer substation becoming bigger and bigger, more and more equipment is provided, and the requirement of the current power operation and maintenance whole system cannot be met by simply increasing the number of equipment inspection personnel and inspection time to manage and detect the equipment.
Research shows that the cable joint is the weakest place in the whole cable and the place which is most prone to fault, and the cable joint is monitored on line, so that the detection period can be shortened, the probability of timely finding insulation defects is improved, and insulation accidents are reduced. The cable joint is monitored on line, so that the insulation of the joint is diagnosed on line, and a power system is transited from a preventive maintenance stage to a predictive stage. However, the power distribution cabinet has a narrow space, numerous cable terminal connectors and difficult troubleshooting, and once a fault occurs, the power is difficult to recover in a short time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable joint on-line monitoring early warning device aims at solving the comparatively difficult problem of switch board inside cable troubleshooting among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cable joint on-line monitoring early warning device, includes signal collector, high frequency current collector, superfrequency sensor, smoke transducer and temperature sensor, signal collector and backstage monitoring platform communication are connected, high frequency current collector, superfrequency sensor, smoke transducer and temperature sensor all are connected with signal collector.
As an optimization, the utility model also comprises a single-chip microcontroller and an emergency fire extinguishing device, and the temperature sensor, the smoke sensor and the emergency fire extinguishing device are all electrically connected with the single-chip microcontroller.
As an optimization of the utility model, the emergency fire extinguishing device is a hot aerosol fire extinguishing device.
As an optimization of the utility model, temperature sensor is wainscot temperature sensor.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this cable joint on-line monitoring early warning device, through the cooperation between signal collector, high frequency current collector, superfrequency sensor and the temperature sensor, can make the device install in narrow and small cabinet internal portion to carry out real-time on-line monitoring to cable joint's running state, after cable joint breaks down, be convenient for investigate it, be favorable to shortening the electric power recovery cycle.
2. This cable joint on-line monitoring early warning device through the cooperation between temperature sensor, smoke transducer, single chip microcontroller and the emergent extinguishing device, can carry out analysis and judgement to the cabinet internal conditions to the temperature and the smog condition, when the conflagration condition of taking place, can start emergent extinguishing device and send warning information, and the notice work heat source is in time handled, avoids the condition further to worsen.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a signal collector; 2. a high-frequency current collector; 3. an ultrahigh frequency sensor; 4. a temperature sensor; 5. a smoke sensor; 6. a single chip microcontroller; 7. an emergency fire extinguishing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides a cable joint on-line monitoring early warning device, includes signal collector 1, high frequency current collector 2, superfrequency sensor 3, smoke transducer 5 and temperature sensor 4, and signal collector 1 is connected with backstage monitoring platform communication, and high frequency current collector 2, superfrequency sensor 3, smoke transducer 5 and temperature sensor 4 all are connected with signal collector 1.
The utility model discloses an in the concrete embodiment, high frequency current collector 2, the inside cable joint department at the switch board is all installed to superfrequency sensor 3 and temperature sensor 4, every cable joint department disposes a set of data acquisition structure, adopt the distributed structure, can play good on-line monitoring early warning effect, smoke transducer 5 installs on the inside top of switch board, smog that can the internal portion of cabinet monitors, high frequency current collector 2, superfrequency sensor 3 and temperature sensor 4 can be respectively to local discharge pulse current signal, superfrequency electromagnetic wave signal, temperature information measures and carries it to signal collector 1, signal collector 1 transmits backstage monitoring platform after to signal processing, utilize backstage monitoring platform to carry out data analysis to the signal, thereby judge cable joint's operating condition. The device can install in narrow and small cabinet internal portion to carry out real-time on-line monitoring to cable joint's running state, after cable joint breaks down, be convenient for investigate it, be favorable to shortening electric power recovery cycle.
Specifically, still include monolithic microcontroller 6 and emergency extinguishing device 7, temperature sensor 4, smoke transducer 5 and emergency extinguishing device 7 all are connected with monolithic microcontroller 6 electricity.
In this embodiment: temperature sensor 4 and smoke transducer 5 can be with temperature information and smog information transmission to monolithic microcontroller 6, and monolithic microcontroller 6 carries out the analysis to both, when judging as the conflagration alert feelings, monolithic microcontroller 6 can start emergency extinguishing device 7, utilizes emergency extinguishing device 7 to handle the conflagration alert feelings.
Specifically, the emergency fire extinguishing device 7 is a hot aerosol fire extinguishing device.
In this embodiment: the hot aerosol fire extinguishing device has the characteristics of small volume, high fire extinguishing efficiency, no damage to electronic instruments and high fire extinguishing efficiency, and can achieve a good fire extinguishing effect.
Specifically, the temperature sensor 4 is a contact surface temperature sensor.
In this embodiment: the surface-mounted temperature sensor is favorable for being mounted on the surface of the cable connector, and the operation is simpler and faster.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a cable joint on-line monitoring early warning device, includes signal collector (1), high frequency current collector (2), superfrequency sensor (3), smoke transducer (5) and temperature sensor (4), its characterized in that: the signal collector (1) is in communication connection with the background monitoring platform, and the high-frequency current collector (2), the ultrahigh-frequency sensor (3), the smoke sensor (5) and the temperature sensor (4) are all connected with the signal collector (1).
2. The cable joint on-line monitoring and early warning device of claim 1, characterized in that: still include single chip microcontroller (6) and emergency extinguishing device (7), temperature sensor (4), smoke transducer (5) and emergency extinguishing device (7) all are connected with single chip microcontroller (6) electricity.
3. The cable joint on-line monitoring and early warning device of claim 2, characterized in that: the emergency fire extinguishing device (7) is a hot aerosol fire extinguishing device.
4. The cable joint on-line monitoring and early warning device according to claim 3, characterized in that: the temperature sensor (4) is a veneering temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223299373.2U CN218825754U (en) | 2022-12-09 | 2022-12-09 | Cable joint on-line monitoring early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223299373.2U CN218825754U (en) | 2022-12-09 | 2022-12-09 | Cable joint on-line monitoring early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218825754U true CN218825754U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223299373.2U Active CN218825754U (en) | 2022-12-09 | 2022-12-09 | Cable joint on-line monitoring early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218825754U (en) |
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2022
- 2022-12-09 CN CN202223299373.2U patent/CN218825754U/en active Active
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