CN211877089U - Detection device and detection system for live cable - Google Patents
Detection device and detection system for live cable Download PDFInfo
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- CN211877089U CN211877089U CN201922261912.5U CN201922261912U CN211877089U CN 211877089 U CN211877089 U CN 211877089U CN 201922261912 U CN201922261912 U CN 201922261912U CN 211877089 U CN211877089 U CN 211877089U
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Abstract
The application provides a detection device and a detection system of a live cable. The detection device includes: the plurality of signal acquisition devices are used for detecting the live cable to obtain a plurality of detection signals, and the plurality of signal acquisition devices are selected from at least two of the following: the device comprises a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and video acquisition equipment. The system can acquire signals by using various devices, comprehensively detect the electrified cable, obtain various signals, reduce the burden of field detection personnel, mutually support different test results in the same detection device, perform comprehensive analysis, primarily judge the health condition of the device, reduce the quantity and weight of the devices carried by the field personnel, realize the integration of various detection technologies on the electrified detection equipment of the cable, and pertinently configure rich detection means.
Description
Technical Field
The application relates to the technical field of cable detection, in particular to a detection device and a detection system for a live cable.
Background
In recent years, the state maintenance work of the cable equipment by adopting the live detection technology obtains good effect, effectively discovers the defects of the equipment, provides early warning, eliminates the defects in time and avoids the occurrence of a large number of malignant faults of the cable equipment. With the construction of the smart power grid moving into a key stage, research, popularization and application of a cable live-line detection technology become important ways for further improving the cable state maintenance level, guaranteeing the power supply safety of a cable network and improving the lean service level.
However, the high-voltage cable is used as an underground power transmission life pulse of a city, and the power cable has the characteristics of complexity, hidden position and multiple points, and brings difficulty to the development of daily operation and inspection business. The operation of the cable live-line detection technology is complex, the test difficulty is high, and the specific problems are as follows:
(1) the positions of detection points such as a cable middle joint and a terminal joint are scattered, and regulations require more electrified detection items;
(2) the existing various cable live-line detection items respectively need a plurality of sets of corresponding detection devices, so that the number of test equipment carried by detection personnel is excessive;
(3) the cable live detection relates to a plurality of devices, is mostly an English interface, and has higher requirements on operators;
(4) the analysis and the discrimination of the cable electrified detection project data are complex, and the requirement on the technical level of detection personnel is high.
The above information disclosed in this background section is only for enhancement of understanding of the background of the technology described herein and, therefore, certain information may be included in the background that does not form the prior art that is already known in this country to a person of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
The main object of the application is to provide a detection device and a detection system for a live cable, so as to solve the problem that the live detection item of the detection device for the live cable in the prior art is single.
In order to achieve the above object, according to one aspect of the present application, there is provided a detection apparatus of a live cable, the apparatus including: the plurality of signal acquisition devices are used for detecting the live cable to obtain a plurality of detection signals, and the plurality of signal acquisition devices are selected from at least two of the following: the device comprises a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and video acquisition equipment.
Further, the plurality of detection signals includes: the detection device comprises a high-frequency current signal, an ultrahigh-frequency current signal, an infrared signal, a ground current signal, a load current signal and a video signal, wherein a plurality of detection signals correspond to a plurality of signal acquisition devices one to one.
Furthermore, the detection device further comprises a signal processing device which is in communication connection with the plurality of signal acquisition devices and is used for analyzing and obtaining a plurality of detection results according to the plurality of detection signals, wherein the detection results correspond to the detection signals one to one.
Further, the detection device further comprises: and the signal conditioner is in communication connection with the signal acquisition equipment and is used for conditioning the output signal of the signal acquisition equipment to obtain the detection signal.
Further, the signal conditioner is a filter.
Further, the detection device further comprises: the information acquisition equipment is in communication connection with the signal processing equipment and used for acquiring basic detection information which at least comprises cable equipment information and detection personnel information, and the information storage equipment is in communication connection with the information acquisition equipment and the signal processing equipment and used for storing the detection result and the basic detection information, wherein the detection result corresponds to the basic detection information one to one.
Further, the information acquisition equipment acquires the basic detection information by reading an electronic tag or manually inputting.
Further, the detection device further comprises: and the display screen is in communication connection with the signal processing equipment and is used for displaying the basic detection information and the detection result.
According to another aspect of the present application, there is provided a detection system for a live cable, comprising a detection device, the detection device being any one of the detection devices.
Further, the detection system further comprises: and the cable management device is in communication connection with the detection device and is used for controlling the detection device to carry out live detection.
According to the technical scheme, the detection device comprises a plurality of signal acquisition devices, the signal acquisition devices are used for detecting the electrified cable to obtain a plurality of detection signals, and the signal acquisition devices are selected from at least two of the following devices: the device comprises a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and video acquisition equipment. The system can acquire signals by using various devices, comprehensively detect the electrified cable, obtain various signals, reduce the burden of field detection personnel, mutually support different test results in the same detection device, carry out comprehensive analysis, can carry out primary judgment on the health condition of the device, reduce the quantity and weight of the devices carried by the field personnel, realize the integration of various detection technologies on the electrified detection equipment of the cable, pertinently configure rich detection means, and solve the problem of single electrified detection item of the detection device of the electrified cable in the prior art.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 shows a schematic structural diagram of a detection system for a live cable according to an embodiment of the present application.
10. A high-frequency current sensor; 20. an ultrahigh frequency current sensor; 30. an infrared sensor; 40. a ground current sensor; 50. a load current sensor; 60. a video capture device; 70. a signal conditioner; 80. a signal processing device; 90. an information acquisition device; 100. an information storage device; 110. a display screen; 120. a cable management device.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
As described in the background art, the prior art live cable detection device has a single live detection item, and in order to solve the above problems, a live cable detection device and a live cable detection system are provided.
FIG. 1 is a block diagram of a live cable detection system according to an embodiment of the present application. The device comprises a detection device, as shown in fig. 1, the device comprises a plurality of signal acquisition devices for detecting the live cable to obtain a plurality of detection signals, and the plurality of signal acquisition devices are selected from at least two of the following: the high-frequency current sensor 10, the ultrahigh-frequency current sensor 20, the infrared sensor 30, the grounding current sensor 40, the load current sensor 50 and the video acquisition device 60.
In the above apparatus, a detection apparatus for a live cable is provided, where the detection apparatus includes a plurality of signal acquisition devices, which are used to detect the live cable to obtain a plurality of detection signals, and the plurality of signal acquisition devices are selected from at least two of the following: the device comprises a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and video acquisition equipment. The system can acquire signals by using various devices, comprehensively detect the electrified cable, obtain various signals, reduce the burden of field detection personnel, mutually support different test results in the same detection device, carry out comprehensive analysis, can carry out primary judgment on the health condition of the device, reduce the quantity and weight of the devices carried by the field personnel, realize the integration of various detection technologies on the electrified detection equipment of the cable, pertinently configure rich detection means, and solve the problem of single electrified detection item of the detection device of the electrified cable in the prior art.
In an embodiment of the present application, the plurality of detection signals include: the detection device comprises a high-frequency current signal, an ultrahigh-frequency current signal, an infrared signal, a ground current signal, a load current signal and a video signal, wherein the detection signals correspond to the signal acquisition devices one to one. The high-frequency current sensor has high precision, high resolution and small size, the ultrahigh-frequency current sensor has high anti-jamming capability, the infrared sensor can modulate radiation from a target to be detected into alternating radiation light, and azimuth information of the target is provided, so that interference signals of a large surface point set can be filtered, and the effectiveness of actual operation can be enhanced by the load current sensor.
In an embodiment of the present application, as shown in fig. 1, the detection apparatus further includes a signal processing device 80, communicatively connected to the plurality of signal collecting devices, and configured to analyze a plurality of detection results according to the plurality of detection signals, where the detection results are in one-to-one correspondence with the detection signals. Signal processing equipment carries out communication connection with signal acquisition equipment promptly, carries out analysis processes with the signal that signal acquisition equipment gathered, and the result that signal processing equipment analyzed is the one-to-one with the signal that signal acquisition equipment gathered, can accomplish signal processing's task more high-efficiently, and has adopted 2.4GHz wireless radio frequency promptly modes such as wifi to carry out the communication, has reduced host computer volume weight, makes things convenient for the field mobility operation.
In an embodiment of the present application, as shown in fig. 1, the detection apparatus further includes a signal conditioner 70, where the signal conditioner 70 is in communication connection with the signal acquisition device, and is configured to condition an output signal of the signal acquisition device to obtain the detection signal. Therefore, the accuracy of the signals acquired by the signal acquisition equipment can be improved, the output signals of the signal acquisition equipment are amplified and converted into data signals easy to identify.
In an embodiment of the present application, the signal conditioner is a filter. The filter is used as the signal conditioner, so that the frequency point in the frequency of the output signal of the signal acquisition equipment or the frequency except the frequency point can be effectively filtered, and an accurate detection signal can be obtained.
In an embodiment of the present application, as shown in fig. 1, the detection apparatus further includes an information acquisition device 90 and an information storage device 100, where the information acquisition device 90 is in communication connection with the signal processing device 80, and is configured to acquire basic detection information, where the basic detection information at least includes cable equipment information and detection personnel information; the information storage device 100 is communicatively connected to the information acquisition device 90 and the signal processing device 80, and the information storage device 100 is configured to store the detection results and the basic detection information, where the detection results and the basic detection information correspond to each other one to one. The information required by the detection device is collected, and the collected information at least comprises cable equipment information and detection personnel information, of course, the information is not limited to the two information, according to the requirement, the information can also be resistance information, current information, voltage information, performance information and the like, the collected information is stored in the information storage equipment, the detection result is in one-to-one correspondence with the basic detection information in the information storage equipment, the data validity is provided, and subsequently, the required data information can be provided for the working personnel more accurately.
In an embodiment of the present application, the information collecting device may include an RFID module, a camera, and an audio collecting device, and specifically, collects the basic detection information by reading an electronic tag or manually entering. Namely, the RFID module reads the RFID electronic tag or manually enters information such as equipment name and detection personnel, and the detection result is associated with the basic information. The image information is acquired through the camera, face recognition or two-dimensional code recognition is carried out, and sound signals are collected through the audio collection equipment.
In an embodiment of the present application, as shown in fig. 1, the detecting apparatus further includes a display screen 110, and the display screen 110 is communicatively connected to the signal processing device 80 and is configured to display the basic detection information and the detection result. Basic detection information such as cable equipment information and detection personnel information and detection results are displayed on a display screen, the information corresponds to each other one by one, the feedback mode is more convenient, and more visual data of effectiveness can be provided for workers.
The embodiment of the application also provides a detection system of the live cable, and the detection system comprises any one of the detection devices.
This detecting system is owing to including foretell detection device like this, it can carry out integrated detection to electrified cable, can obtain multiple signal, on-the-spot measuring personnel's burden has been reduced, different test results support each other in same set of detection device, carry out the integrated analysis, can carry out the preliminary judgement of equipment health status, and can reduce equipment quantity and weight that on-the-spot personnel carried, the integration of all kinds of detection techniques on cable electrified detection equipment has been realized, and the abundant detection means of pertinence configuration, the electrified problem that detects the project singleness of the detection device of electrified cable among the prior art is also solved.
Specifically, as shown in fig. 1, the detection device includes a high frequency current sensor 10, a very high frequency current sensor 20, an infrared sensor 30, a ground current sensor 40, a load current sensor 50, a video capture device 60, a signal processing device 80, a signal conditioner 70, an information capture device 90, an information storage device 100, a display screen 110, and the like, and communicates with a secure network through 3G/4G to transmit detection data to the existing cable management device. Can patrol and examine APP terminal communication with current cable, data are delivered to the cable and are patrolled and examined APP, supplementary accomplish the task of patrolling and examining of issuing in the APP, the task is patrolled and examined to automatic guiding, when handheld terminal selects into relevant detection option, show test guide interface, if instruct to select for use sensor type and install in what place, accomplish sensor installation and click back on next step according to the guide, the system begins to detect, really realize the integration of all kinds of detection techniques on cable live-line detection equips, can reduce equipment quantity and the weight that the field force carried.
In an embodiment of the present application, as shown in fig. 1, the detection system further includes a cable management device 120, where the cable management device 120 is communicatively connected to the detection device, and in fig. 1, is particularly communicatively connected to a signal processing device, and is configured to control the detection device to perform live detection. The cable management device is in communication connection with the detection device, so that the detection equipment can be controlled, live-line test is performed, safety guarantee is provided for field workers, and the live-line cable can be detected more conveniently.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
the utility model provides a detection apparatus for electrified cable, foretell detection apparatus includes a plurality of signal acquisition equipment for detect electrified cable, obtain a plurality of detected signals, a plurality of signal acquisition equipment are selected from following at least two: the device comprises a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and video acquisition equipment. The system can acquire signals by using various devices, comprehensively detect the electrified cable, obtain various signals, reduce the burden of field detection personnel, mutually support different test results in the same detection device, carry out comprehensive analysis, can carry out primary judgment on the health condition of the device, reduce the quantity and weight of the devices carried by the field personnel, realize the integration of various detection technologies on the electrified detection equipment of the cable, pertinently configure rich detection means, and solve the problem of single electrified detection item of the detection device of the electrified cable in the prior art.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. A live cable detection apparatus, comprising:
the plurality of signal acquisition devices are used for detecting the live cable to obtain a plurality of detection signals, and the plurality of signal acquisition devices are selected from at least two of the following: a high-frequency current sensor, an ultrahigh-frequency current sensor, an infrared sensor, a grounding current sensor, a load current sensor and a video acquisition device,
the detection device further includes a signal processing device, communicatively connected to the plurality of signal acquisition devices, configured to analyze the plurality of detection signals to obtain a plurality of detection results, where the detection results correspond to the detection signals one to one, and the detection device further includes: the information acquisition equipment is in communication connection with the signal processing equipment and is used for acquiring basic detection information, and the basic detection information comprises cable equipment information and detection personnel information; the information storage equipment is in communication connection with the information acquisition equipment and the signal processing equipment, the information storage equipment is used for storing the detection result and the basic detection information, the detection result corresponds to the basic detection information one by one, the information acquisition equipment acquires the basic detection information by reading an electronic tag or manually inputting, and the detection device further comprises: and the display screen is in communication connection with the signal processing equipment and is used for displaying the basic detection information and the detection result.
2. The detection apparatus of claim 1, wherein the plurality of detection signals comprises: the detection device comprises a high-frequency current signal, an ultrahigh-frequency current signal, an infrared signal, a ground current signal, a load current signal and a video signal, wherein a plurality of detection signals correspond to a plurality of signal acquisition devices one to one.
3. The detection device according to claim 2, further comprising:
and the signal conditioner is in communication connection with the signal acquisition equipment and is used for conditioning the output signal of the signal acquisition equipment to obtain the detection signal.
4. The detection device of claim 3, wherein the signal conditioner is a filter.
5. A live cable detection system comprising a detection device, wherein the detection device is according to any one of claims 1 to 4.
6. The detection system of claim 5, further comprising:
and the cable management device is in communication connection with the detection device and is used for controlling the detection device to carry out live detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261912.5U CN211877089U (en) | 2019-12-13 | 2019-12-13 | Detection device and detection system for live cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261912.5U CN211877089U (en) | 2019-12-13 | 2019-12-13 | Detection device and detection system for live cable |
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| Publication Number | Publication Date |
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| CN211877089U true CN211877089U (en) | 2020-11-06 |
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| CN201922261912.5U Active CN211877089U (en) | 2019-12-13 | 2019-12-13 | Detection device and detection system for live cable |
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| CN (1) | CN211877089U (en) |
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