CN209842000U - Partial discharge online monitoring device - Google Patents
Partial discharge online monitoring device Download PDFInfo
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- CN209842000U CN209842000U CN201822108447.7U CN201822108447U CN209842000U CN 209842000 U CN209842000 U CN 209842000U CN 201822108447 U CN201822108447 U CN 201822108447U CN 209842000 U CN209842000 U CN 209842000U
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Abstract
The utility model discloses an online monitoring device is put in office, translation device, setting including moving on the cable pipeline are in sensing subassembly, microcontroller and power are put in office in the translation device, translation device and office are put sensing subassembly and all are connected with the microcontroller communication, the power is put sensing subassembly through microcontroller to translation device and office and is supplied power, the tester communication connection is put in office that sensing subassembly passing signal line and remote end was put in office, the office is put sensing subassembly and can be carried out the office through the opening that sets up on the cable pipeline and put on-line monitoring to the inside cable of cable pipeline. The utility model discloses a translation device can remove along the cable pipeline, puts sensing element through the office on translation device and realizes carrying out the office to the cable in the cable pipeline and put the detection, and the signal that detects is sent through microcontroller and is put the detector for the supersound office of long-range end, in case the discovery problem, just can send the staff in time to overhaul, avoids causing more serious loss.
Description
Technical Field
The utility model relates to a submarine cable field, concretely relates to local discharge on-line monitoring device.
Background
The submarine photoelectric cable is mainly used for power supply and communication transmission among continents, islands and offshore oil platforms. The sea cable is often damaged by the machinery such as ship anchors and fishing equipment, or is burned out due to abnormal heating caused by excessive current. For a long time, submarine cables buried in the sea bottom are black boxes which are difficult to detect the operation state, and once damaged, serious economic loss is caused. The submarine optical cable is a ridge beam of an international communication network, and is strictly forbidden to carry out sand excavation, drilling, pile driving, anchoring, bottom dragging fishing, net tensioning, breeding or other offshore operations which can damage the safety of the submarine optical cable in the sea area near the submarine optical cable, so that smooth communication is ensured.
Air gap or bubble appear easily in the insulating inside of extra large cable in the in-process of manufacturing, in the transportation, the in-process of laying, also can be because of the effect of external force, cause damaged scheduling problem, the air gap leads to discharging under the effect of voltage very easily in addition to the damage, though can not influence the dielectric strength of extra large cable short time, nevertheless long-term accumulation can arouse insulating ageing, seriously influence the life of extra large cable, present extra large cable patrols and examines the degree of difficulty height, usually patrol and examine by staff's dive, the security is low and it is big to patrol and examine intensity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, provide an online monitoring device is put in office, adopt equipment to replace the manual work to patrol and examine, improve the security of patrolling and examining, reduce and patrol and examine intensity.
In order to solve the technical problems, the following technical scheme is adopted:
the utility model provides an online monitoring device is put in office, includes translation device, the setting that moves on the cable pipeline sensing subassembly, microcontroller and power are put in office in the translation device, translation device and office put sensing subassembly and all be connected with the microcontroller communication, the power put sensing subassembly through microcontroller and supply power to translation device and office, the office put sensing subassembly pass through the office of signal line and long-range end put tester communication connection, the office put sensing subassembly can carry out the office through the opening that sets up on the cable pipeline and put on-line monitoring to the inside cable of cable pipeline.
Further, the translation device include the base, set up in fixed mounting has waterproof motor case, install in on the wheel carrier of base bottom both sides, every wheel carrier servo motor, fixed mounting in the waterproof motor incasement wheel on the servo motor shaft, every servo motor respectively through a servo controller and microcontroller communication connection, servo motor all through microcontroller and power electric connection.
Further, the base on set up an upper end open-ended installation cavity, and the upper end installation sealed lid of installation cavity, sealed lid pass through seal assembly and sealed the pad and be connected with base sealing, microcontroller and power all install in the installation cavity.
Furthermore, the sealing assembly is formed by combining a plurality of V-shaped sealing rings and is connected with the outer wall of the sealing cover and the inner wall of the mounting cavity in a sealing manner; the sealing gasket is corrugated, the inner ring and the outer ring of the sealing gasket are both provided with a limiting ring, the limiting ring of the inner ring is embedded with the lower caulking groove of the lower bottom surface of the mounting cavity, and the limiting ring of the outer ring is embedded with the upper caulking groove of the lower end surface of the sealing cover.
Further, the sensing subassembly is put in office include a pair of circular arc support, be fixed in every a plurality of ultrasonic sensor of circular arc support inboard, with every circular arc support top activity articulated connecting rod, with connecting rod activity articulated telescopic cylinder, telescopic cylinder fixed mounting in base bottom, and through the solenoid valve with microcontroller communication connection, the solenoid valve install in the installation intracavity, every ultrasonic sensor all through signal line and microcontroller communication connection to put detector communication connection through the supersound office of microcontroller and remote end.
Further, the bottoms of the two ends of the arc support are respectively provided with a roller, and a preamplifier is connected between each ultrasonic sensor and the microcontroller.
Further, the microcontroller comprises a data receiving and transmitting unit, an MCU unit and a power control unit, the MCU unit is in communication connection with the data receiving and transmitting unit and the power control unit, the power supply is electrically connected with the power control unit, the servo controller, the electromagnetic valve and the preamplifier are all in communication connection with the data receiving and transmitting unit, and the MCU unit is in communication connection with the ultrasonic partial discharge detector at the remote end after penetrating through the base through a signal line.
Further, the base adopts the aluminum shell.
Due to the adoption of the technical scheme, the method has the following beneficial effects:
the utility model relates to an online monitoring device is put in office, can remove along the cable pipeline through the translation device, put sensing element through the office on the translation device and realize carrying out the office and put the detection to the cable in the cable pipeline, and the office is put sensing element and can be sent the supersound office of giving the remote end with the signal that detects and put the detector, the staff just can look over the condition of cable in real time on line before the detector is put in the supersound office, in case the discovery problem, just can in time overhaul in the party staff, avoid causing more serious loss.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural view of an on-line partial discharge monitoring device according to the present invention;
FIG. 2 is a schematic view taken along line A in FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
fig. 4 is a schematic diagram of a detection state of the partial discharge sensing assembly on the cable according to the present invention;
fig. 5 is a block diagram of a microcontroller according to the present invention.
In the figure: 1-a cable duct; 2-translation device, 21-base, 211-installation cavity, 212-sealing cover, 213-lower caulking groove, 214-upper caulking groove, 22-wheel carrier, 23-waterproof motor box, 24-servo motor, 241-servo controller, 25-wheel, 26-sealing component, 261-V type sealing ring, 27-sealing gasket and 271-spacing ring; 3-partial discharge sensing component, 31-arc support, 32-ultrasonic sensor, 33-connecting rod, 34-telescopic cylinder, 35-electromagnetic valve, 36-roller, 37-preamplifier; 4-microcontroller, 41-data receiving and transmitting unit, 42-MCU unit, 43-power control unit; 5-power supply.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 5, an online monitoring device is put in office, include translation device 2, the setting that moves on cable pipeline 1 and be in sensing subassembly 3, microcontroller 4 and power 5 are put in office in translation device 2, translation device 2 and office put sensing subassembly 3 and all be connected with microcontroller 4 communication, power 5 put sensing subassembly 3 through microcontroller 4 and supply power to translation device 2 and office, sensing subassembly 3 is put in office through the signal line and remote end's office and put tester communication connection, sensing subassembly 3 is put in office can carry out the online monitoring of putting in office through the opening that sets up on cable pipeline 1 to the inside cable of cable pipeline 1.
Further, the translation device 2 includes a base 21, wheel carriers 22 disposed on two sides of the bottom of the base 21, a waterproof motor box 23 fixedly mounted on each wheel carrier 22, a servo motor 24 mounted in the waterproof motor box 23, and a wheel 25 fixedly mounted on a motor shaft of the servo motor 24, wherein each servo motor 24 is in communication connection with the microcontroller 4 through a servo controller 241, and each servo motor 24 is electrically connected with the power supply 5 through the microcontroller 4.
In the embodiment of the present invention, in order to increase heat dissipation performance, base 21 adopt the aluminum hull, base 21 on set up an upper end open-ended installation cavity 211, and a sealed lid 212 of upper end installation of installation cavity 211, sealed lid 212 through seal assembly 26 and sealed 27 and base 21 sealing connection, microcontroller 4 and power 5 all install in installation cavity 211 in.
Wherein, the sealing assembly 26 is formed by combining a plurality of V-shaped sealing rings 261, and the sealing assembly 26 is connected with the outer wall of the sealing cover 212 and the inner wall of the mounting cavity 211 in a sealing manner; the sealing gasket 27 is corrugated, the inner ring and the outer ring of the sealing gasket 27 are both provided with a limiting ring 271, the limiting ring 271 of the inner ring is embedded with the lower bottom surface lower embedded groove 213 of the mounting cavity 211, and the limiting ring 271 of the outer ring is embedded with the upper embedded groove 214 of the lower end surface of the sealing cover 212.
Further, the partial discharge sensing assembly 3 includes a pair of circular arc supports 31, a plurality of ultrasonic sensors 32 fixed on the inner side of each circular arc support 31, a connecting rod 33 movably hinged to the top of each circular arc support 31, and a telescopic cylinder 34 movably hinged to the connecting rod 33, wherein the telescopic cylinder 34 is fixedly mounted at the bottom of the base 21 and is in communication connection with the microcontroller 4 through an electromagnetic valve 35, the electromagnetic valve 35 is mounted in the mounting cavity 211, and each ultrasonic sensor 32 is in communication connection with the microcontroller 4 through a signal line and is in communication connection with the remote ultrasonic partial discharge detector through the microcontroller 4; the bottom of the two ends of the circular arc support 31 are respectively provided with a roller 36, and a preamplifier 37 is connected between each ultrasonic sensor 32 and the microcontroller 4.
Furthermore, the microcontroller 4 includes a data transceiver unit 41, an MCU unit 42 and a power control unit 43, the MCU unit 42 is in communication connection with the data transceiver unit 41 and the power control unit 43, the power supply 5 is electrically connected with the power control unit 43, the servo controller 241, the solenoid valve 35 and the preamplifier 37 are all in communication connection with the data transceiver unit 41, and the MCU unit 42 is in communication connection with the remote ultrasound partial discharge detector after passing through the base 21 through a signal line.
The embodiment of the utility model provides an in, in order to make the device can fix a position the detection mouth on the cable pipeline 1, still install camera and light in the bottom of base 21 to camera and light all with MCU unit 42 communication connection, just can monitor device's walking condition at the long-range end.
The utility model relates to an online monitoring device's theory of operation is put in office: the remote end gives a signal to the microcontroller 4, the servo motor 24 is controlled by the servo controller 241 to drive the base 21 to walk along the cable pipeline 1, when the remote end walks to a detection port of the cable pipeline 1, the servo motor 24 stops running, the remote end controls the action of the telescopic cylinder 34 by the microcontroller 4, in the process that the telescopic shaft of the telescopic cylinder 34 extends downwards, the two arc supports 31 are respectively separated in a splayed shape towards two sides along the cable, and finally are in a straight shape, the ultrasonic sensor 32 processes the sensed signal through the preamplifier 37 and then sends the processed signal to the MCU unit 42, the MCU unit 42 finally sends the processed signal to the ultrasonic local discharge detector at the remote end through a signal wire, a worker observes the waveform condition on the ultrasonic local discharge detector, if no abnormity exists, the telescopic cylinder 34 resets, the servo motor 24 continues to run, and once the abnormal condition exists, the microcontroller 4 gives a signal for stopping running, the servo motor 24 is suspended to serve as a mark for waiting for the maintenance personnel to perform maintenance.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides an online monitoring device is put in office which characterized in that: including the translation device that moves on the cable pipeline, set up sensing subassembly, microcontroller and power are put in office in the translation device, translation device and office put sensing subassembly and all be connected with the microcontroller communication, the power put sensing subassembly through microcontroller and supply power to translation device and office, the office put sensing subassembly pass through the signal line and put tester communication connection with the office of long-range end, the office put sensing subassembly can carry out the office through the opening that sets up on the cable pipeline and put on-line monitoring to the inside cable of cable pipeline.
2. The partial discharge online monitoring device according to claim 1, wherein: the translation device comprises a base, wheel carriers arranged on two sides of the bottom of the base, a waterproof motor box fixedly mounted on each wheel carrier, a servo motor mounted in the waterproof motor box, and wheels fixedly mounted on a motor shaft of the servo motor, wherein each servo motor is in communication connection with a microcontroller through a servo controller, and the servo motors are electrically connected with a power supply through the microcontrollers.
3. The partial discharge online monitoring device according to claim 2, wherein: the base on set up an upper end open-ended installation cavity, and the upper end installation sealed lid of installation cavity, sealed lid pass through seal assembly and sealed the pad and be connected with base sealing, microcontroller and power all install in the installation cavity.
4. The partial discharge online monitoring device according to claim 3, wherein: the sealing assembly is formed by combining a plurality of V-shaped sealing rings and is connected with the outer wall of the sealing cover and the inner wall of the mounting cavity in a sealing manner; the sealing gasket is corrugated, the inner ring and the outer ring of the sealing gasket are both provided with a limiting ring, the limiting ring of the inner ring is embedded with the lower caulking groove of the lower bottom surface of the mounting cavity, and the limiting ring of the outer ring is embedded with the upper caulking groove of the lower end surface of the sealing cover.
5. The partial discharge online monitoring device according to any one of claims 3 to 4, wherein: sensing component is put in office include a pair of circular arc support, be fixed in every a plurality of ultrasonic sensor of circular arc support inboard, with every circular arc support top activity articulated connecting rod, with connecting rod activity articulated telescopic cylinder, telescopic cylinder fixed mounting in base bottom, and through the solenoid valve with microcontroller communication connection, the solenoid valve install in the installation intracavity, every ultrasonic sensor all through signal line and microcontroller communication connection to put detector communication connection through the supersound office of microcontroller and remote end.
6. The partial discharge online monitoring device according to claim 5, wherein: the bottom parts of the two ends of the arc support are respectively provided with a roller, and a preamplifier is connected between each ultrasonic sensor and the microcontroller.
7. The partial discharge online monitoring device according to claim 6, wherein: the micro-controller comprises a data receiving and transmitting unit, an MCU unit and a power control unit, the MCU unit is in communication connection with the data receiving and transmitting unit and the power control unit, the power supply is electrically connected with the power control unit, the servo controller, the electromagnetic valve and the preamplifier are in communication connection with the data receiving and transmitting unit, and the MCU unit is in communication connection with the ultrasonic partial discharge detector at the remote end after penetrating through the base through a signal line.
8. The partial discharge online monitoring device according to claim 7, wherein: the base adopts an aluminum shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108447.7U CN209842000U (en) | 2018-12-14 | 2018-12-14 | Partial discharge online monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108447.7U CN209842000U (en) | 2018-12-14 | 2018-12-14 | Partial discharge online monitoring device |
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| Publication Number | Publication Date |
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| CN209842000U true CN209842000U (en) | 2019-12-24 |
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| CN201822108447.7U Active CN209842000U (en) | 2018-12-14 | 2018-12-14 | Partial discharge online monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521341A (en) * | 2018-12-14 | 2019-03-26 | 杭州晟冠科技有限公司 | A kind of partial discharge on-Line Monitor Device |
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2018
- 2018-12-14 CN CN201822108447.7U patent/CN209842000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521341A (en) * | 2018-12-14 | 2019-03-26 | 杭州晟冠科技有限公司 | A kind of partial discharge on-Line Monitor Device |
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