CN-117228015-B - Unmanned aerial vehicle for circuit inspection

CN117228015BCN 117228015 BCN117228015 BCN 117228015BCN-117228015-B

Abstract

The application relates to an unmanned aerial vehicle for circuit inspection, which comprises an unmanned aerial vehicle body, a mounting bracket, a plurality of descending inspection mechanisms, a throwing mechanism and a recovery mechanism, wherein the descending inspection mechanisms are arranged on the mounting bracket at intervals, the unmanned aerial vehicle body can go to the upper part of a set throwing point and respectively throw the plurality of descending inspection mechanisms to different set throwing points through the throwing mechanism so as to detect submarine cables at different positions, the detection imaging module can acquire image information of the submarine cables to be inspected, the buoyancy assembly can provide buoyancy for the descending inspection mechanisms so as to drive the descending inspection mechanisms after the inspection to a sea level, and the unmanned aerial vehicle body can fly to the corresponding positions according to the positioning information sent by the positioning modules so as to recover the descending inspection mechanisms on the sea level.

Inventors

WANG XIJUN
WANG YI
QU FENGRUI
SUN QIZHEN
LI MENGYANG
ZHANG ZILI

Assignees

广东电网有限责任公司广州供电局

Dates

Publication Date: 20260508
Application Date: 20231108

Claims (7)

1. Unmanned aerial vehicle for circuit inspection, characterized by comprising: An unmanned aerial vehicle body; The unmanned aerial vehicle comprises a mounting bracket, a supporting platform and a driving device, wherein the mounting bracket comprises a first sealing shell and a supporting platform, the first sealing shell is connected to the unmanned aerial vehicle body, and the supporting platform is connected to the first sealing shell through a first driving motor; The system comprises a plurality of descending inspection mechanisms, a positioning module, a buoyancy assembly, a second sealing shell, an adjusting assembly and a retraction mechanism, wherein each of the descending inspection mechanisms is connected with the descending inspection mechanism in a clamping manner in the sleeve, the descending inspection mechanisms are connected in the sleeve in a sealing manner, a sealing space is formed between the sleeve and the descending inspection mechanisms, the descending inspection mechanisms are used for inspecting submarine cables, the descending inspection mechanisms comprise a detection imaging module, a positioning module, a buoyancy assembly, a second sealing shell, an adjusting assembly and a retraction mechanism, the detection imaging module is used for acquiring image information of the submarine cables to be inspected, the buoyancy assembly is used for providing buoyancy for the descending inspection mechanisms so as to drive the descending inspection mechanisms after inspection to the sea level, the positioning module is in communication connection with the unmanned aerial vehicle body, the second sealing shell is connected in the sleeve, the detection imaging module, the positioning module and the buoyancy assembly are all connected to the second sealing shell, the adjusting assembly comprises a plurality of supporting plates arranged along the second sealing shell, a plurality of supporting plates are connected to the second sealing shell, the adjusting assembly and a second rotating shaft is arranged in the rotating shaft, and the rotating shaft is arranged between the rotating shaft and the rotating shaft is arranged in turn; The device comprises a mounting bracket, a delivery mechanism, a plurality of inspection mechanisms, a storage tank, a water pumping assembly and an air compressor, wherein the delivery mechanism is arranged in the mounting bracket and is used for delivering a plurality of inspection mechanisms to a set delivery point; and the recovery mechanism is arranged on the throwing mechanism and is used for recovering the lowering inspection mechanism on the sea level.
2. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein the buoyancy module comprises a compression tank arranged in the second sealed housing and an air bag connected to the top of the second sealed housing, the compression tank is connected with the air bag, and compressed gas is stored in the compression tank.
3. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein a storage battery, a generator and a rectifying and voltage stabilizing circuit are further arranged in the second sealed shell, the storage battery is electrically connected with the buoyancy assembly, the retracting mechanism and the adjusting assembly, the generator is electrically connected with the rectifying and voltage stabilizing circuit, the rectifying and voltage stabilizing circuit is electrically connected with the storage battery, a plug electrically connected with the storage battery is arranged on the sleeve, and the plug is electrically connected with the unmanned aerial vehicle body.
4. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein the unmanned aerial vehicle body comprises a body, a plurality of floats and a plurality of second propellers connected to the body, wherein a plurality of floats are connected to the body through connecting rods, and the recovery mechanism is connected to the floats.
5. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein a plurality of mounting holes are formed in the supporting table, the sleeve is movably mounted in the mounting holes, a fourth driving motor is fixedly connected to the supporting table, a power output end of the fourth driving motor is fixedly connected with the sleeve, and the fourth driving motor is used for driving the sleeve to rotate.
6. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein the water pumping assembly comprises a water pump, a water inlet pipe and a water outlet pipe, wherein the water pump is connected with the water inlet pipe and the water outlet pipe, the water inlet pipe can extend into seawater, the water outlet pipe is connected with the storage tank, and the water pump is used for pumping the seawater in the water inlet pipe into the storage tank.
7. The unmanned aerial vehicle for circuit inspection according to claim 1, wherein the adjusting assembly comprises a support driving part rotatably connected to the second seal housing and connected to the support plates, each of the support plates being connected with the support driving part for adjusting an angle of the support plate relative to the second seal housing.

Description

Unmanned aerial vehicle for circuit inspection Technical Field The application relates to the technical field of submarine cable detection, in particular to an unmanned aerial vehicle for circuit inspection. Background The submarine cable is a line for conveying electric power in the sea, and because submarine soil is loose, the environment is complex, organisms are more, damage or faults are easy to occur in the use process of the submarine cable, so that the submarine cable needs to be periodically inspected in order to reduce major accidents, the submarine cable is inspected through a traditional mode that workers wear the submarine suit according to a laying line diagram of the submarine cable, time and labor are wasted, and danger is high. Disclosure of Invention Based on this, it is necessary to provide a circuit inspection unmanned aerial vehicle that can improve the inspection efficiency of submarine cable, and can greatly use manpower sparingly, reduce the risk that the inspector received. An unmanned aerial vehicle for circuit inspection, comprising: An unmanned aerial vehicle body; The mounting bracket is arranged on the unmanned aerial vehicle body; The plurality of the lowering inspection mechanisms are arranged on the mounting bracket at intervals and are used for inspecting submarine cables; the lowering inspection mechanism comprises a detection imaging module, a positioning module and a buoyancy component, wherein the detection imaging module is used for collecting image information of a submarine cable to be inspected, the buoyancy component is used for providing buoyancy for the lowering inspection mechanism so as to drive the lowering inspection mechanism after inspection to the sea level, and the positioning module is in communication connection with the unmanned aerial vehicle body; the throwing mechanism is arranged in the mounting bracket and is used for throwing a plurality of descending inspection mechanisms to a set throwing point; and the recovery mechanism is arranged on the throwing mechanism and is used for recovering the lowering inspection mechanism on the sea level. In one embodiment, the mounting bracket comprises a first sealing shell and a supporting table, wherein the first sealing shell is connected to the unmanned aerial vehicle body, the supporting table is connected to the first sealing shell through a first driving motor, a plurality of sleeves are arranged on the supporting table, the sleeves are connected to the supporting table in an angle-adjustable mode, and each sleeve is connected with the descending inspection mechanism in a clamping mode. In one embodiment, the descending inspection mechanism is hermetically connected in the sleeve, a sealed space is formed between the sleeve and the descending inspection mechanism, the throwing mechanism comprises a storage tank, a pumping assembly and an air compressor, the pumping assembly is used for pumping seawater into the storage tank, the air compressor is used for discharging compressed air into the storage tank, the storage tank is connected with the sealed space through a connecting pipe, and an electromagnetic valve is connected to the connecting pipe. In one embodiment, the lowering inspection mechanism further comprises a second sealing shell and an adjusting assembly, wherein the second sealing shell is connected in the sleeve, and the detection imaging module, the positioning module and the buoyancy assembly are all connected to the second sealing shell; the adjusting component comprises a plurality of supporting plates and a first propeller, wherein the supporting plates are arranged along the circumference of the second sealing shell, the first propeller is connected to the supporting plates, and the angle between the supporting plates and the second sealing shell is adjustable. In one embodiment, the lowering inspection mechanism further comprises a retracting mechanism, wherein the retracting mechanism comprises a rotating shaft arranged in the second sealing shell, a second driving motor used for driving the rotating shaft to rotate and a connecting wire wound on the rotating shaft, and the connecting wires among at least three second sealing shells which are sequentially arranged along the supporting table are mutually connected. In one embodiment, the buoyancy module comprises a compression tank arranged in the second sealed shell and an air bag connected to the top of the second sealed shell, wherein the compression tank is connected with the air bag, and compressed gas is stored in the compression tank. In one embodiment, the recovery mechanism includes a recovery member connected to the unmanned aerial vehicle body and a third driving motor connected to the recovery member, and the third driving motor is used for driving the recovery member to rotate so as to roll up the opened airbag. In one embodiment, the airbag is provided with a plurality of preformed holes, each preformed hole is internally