CN115201221A - Detection device and detection method for preventing external damage of power cable - Google Patents
Detection device and detection method for preventing external damage of power cable Download PDFInfo
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- CN115201221A CN115201221A CN202210691039.7A CN202210691039A CN115201221A CN 115201221 A CN115201221 A CN 115201221A CN 202210691039 A CN202210691039 A CN 202210691039A CN 115201221 A CN115201221 A CN 115201221A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/952—Inspecting the exterior surface of cylindrical bodies or wires
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8854—Grading and classifying of flaws
- G01N2021/888—Marking defects
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Abstract
The invention discloses a detection device and a detection method for preventing an external damage of a power cable in the technical field of cable detection, and the detection device comprises a mounting frame, wherein a mounting seat is fixedly connected onto the mounting frame, a circular mounting groove is formed in the mounting seat, the mounting seat consists of an upper part and a lower part, the circular mounting groove of the upper part and the lower part can form a complete circle, a mounting shaft is connected into the circular mounting groove in a limiting and sliding manner, a mounting ring is fixedly connected onto the mounting shaft, the mounting ring consists of two semicircular annular plates, supporting plates are fixedly connected onto the two semicircular annular plates, cameras are arranged on the supporting plates, a mounting rod is arranged on the mounting frame, the lower part of the mounting seat is connected onto the mounting rod in a limiting and sliding manner and is fixed through a bolt, two groups of hanging devices are arranged on the mounting frame, each hanging device comprises a rotating shaft which is rotatably connected onto the mounting frame, a hanging wheel is fixedly connected onto the rotating shaft, and a motor is fixedly connected onto the mounting frame. The invention not only has simple installation and disassembly, but also can realize the detection of three hundred sixty degrees without dead angles.
Description
Technical Field
The invention relates to the technical field of cable detection, in particular to a detection device and a detection method for preventing an external damage of a power cable.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation. The damaged condition can often appear in the cable after long-time use, the power consumption trouble appears easily, consequently, need overhaul, but, present some cables often adopt aerial mode to install, especially in the remote power supply in spacious area, consequently, often adopt the condition of making a video recording monitoring shooting observation cable, but because cable erection distance is big, the effect of the shooting of consequently monitoring is relatively poor, the condition of observation cable that can not be fine, and long distance cable hypothesis need use a large amount of supervisory equipment, use cost is higher, consequently, often adopt supplementary crawl instrument to carry out video scanning detection to whole cable, judge whether damaged and need maintain the cable.
Because the cable is circular and erects in the high altitude, does not have the impetus, consequently inconvenient will crawl the instrument and install on the cable, consequently current device need can realize the installation with the help of a plurality of cables with the device simultaneously, but just inconvenient when just installing in the face of only a cable on the overhead frame or the distance between a plurality of cables is great, leads to the device to be unable to use. In addition, because the cable is circular, need detect its whole circumference outer wall and just can judge it whether damaged, but the current most device all adopts fixed angle's mounting means to adopt the cooperation of a plurality of cameras to realize the shooting control of three hundred sixty degrees, and its diameter of different cables is different, therefore the shooting angle of camera can appear the limitation, appears the dead angle easily, thereby leads to shooting the disappearance, thereby influences the judgement, and the use cost that has also increased the use of a plurality of cameras moreover.
Based on the above, the invention designs a detection device and a detection method for preventing the power cable from being broken outside, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a detection device and a detection method for preventing an external damage of a power cable, and aims to solve the problems that the prior art provided by the background art is not only troublesome in installation and disassembly, but also low in precision due to fixed detection angle.
In order to achieve the purpose, the invention provides the following technical scheme: the power cable anti-external-damage detection device comprises a mounting frame, wherein a mounting seat is fixedly connected to the mounting frame, a circular mounting groove is formed in the mounting seat, the mounting seat consists of an upper part and a lower part, the upper part and the lower part of the circular mounting groove can form a complete circle, an installation shaft is connected in the circular mounting groove in a limiting sliding mode, an installation shaft is fixedly connected to the installation shaft, the installation shaft is fixedly connected with a mounting ring, the mounting ring consists of two semicircular annular plates, a supporting plate is fixedly connected to the two semicircular annular plates, a camera is arranged on the supporting plate, an installation rod is arranged on the mounting frame, the lower part of the mounting seat is connected to the mounting rod in a limiting sliding mode and fixed through a bolt, two groups of hanging devices are arranged on the mounting frame and comprise a rotating shaft connected to the mounting frame, a hanging wheel is fixedly connected to the rotating shaft, a motor is fixedly connected to the mounting frame, a bolt connected with the mounting seat in a sliding mode through a fixing block, and a driving device capable of driving the mounting ring to rotate is further arranged on the mounting frame.
As a further scheme of the invention, the mounting frame is further provided with a plurality of groups of marking devices, the marking devices are arranged on the supporting plate in a linear array manner, each marking device comprises a sliding sleeve in limited sliding connection with the supporting plate, a poking rod is in sliding connection with the sliding sleeve, a sponge stamp is arranged at one end of the poking rod, close to one side of the inner wall of the arc-shaped profile of the mounting ring, and the marking device further comprises a trigger assembly capable of driving the poking rod to move towards one side close to the inner wall of the arc-shaped profile of the mounting ring.
As a further scheme of the invention, the trigger assembly comprises a pushing mechanism and a measuring point device, the pushing mechanism comprises two groups of wedge block assemblies arranged in a mirror image mode, each wedge block assembly comprises a wedge block connected to the sliding sleeve in a limiting sliding mode, a guide rail groove is formed in the poking rod, a guide rail column connected to the guide rail groove in a limiting sliding mode is fixedly connected to the wedge block, the guide rail grooves of the two groups of wedge block assemblies are arranged in parallel, the measuring point device comprises a sliding rod connected to the supporting plate in a limiting sliding mode, the lower end of the sliding rod is connected with a pulley in a rotating mode, a spring capable of enabling the sliding rod to move in a reset mode towards one end close to the pulley is sleeved on the outer wall of the sliding rod, a push rod capable of pushing the wedge block to move in a direction far away from the sliding rod is fixedly connected to the outer wall of the wedge block, and a spring capable of enabling the wedge block to move in a reset mode towards one side close to the sliding rod is sleeved on the outer wall of the wedge block.
As a further scheme of the invention, the outer wall of the arc-shaped outline of the pulley is provided with a ball, and the position, corresponding to each sliding sleeve, on the support plate is provided with a fastening bolt which is in threaded connection with the support plate.
As a further scheme of the invention, the mounting base is further provided with a cleaning device, the cleaning device comprises a support rod fixedly connected to one side of the mounting base away from the gear ring, the support rod is in limited sliding connection with a circular ring brush, the circular ring brush is symmetrically arranged in two groups up and down, the two groups of circular ring brushes can form a whole circle, the mounting frame is provided with a limit groove, a sliding plate is in limited sliding connection in the limit groove, the sliding plate is fixedly connected with the circular ring brush at the upper part, the lower end of the sliding plate is clamped with a clamping block, the clamping block is fixedly connected with the circular ring brush at the lower part, and the driving device can also drive the sliding plate to reciprocate in the limit groove.
As a further scheme of the invention, the driving device comprises a cylindrical cam which is connected to the sliding plate in a sliding mode, a sliding shaft is arranged at the position where the sliding plate is connected with the cylindrical cam and is connected with the inside of a sliding groove of the cylindrical cam in a limiting and sliding mode, bevel gears are arranged at one end, close to the rotating shaft, of the cylindrical cam and one end, close to the cylindrical cam, of the rotating shaft, the two bevel gears are meshed with each other, a toothed ring is fixedly connected to the mounting ring and consists of two semicircular toothed rings, and a gear meshed with the toothed ring is arranged at one end, close to the toothed ring, of the cylindrical cam.
As a further scheme of the invention, a hanging lug is fixedly connected to the lower side surface of the mounting rack, a counterweight box is hung at the lower end of the hanging lug, and a power supply, a signal transmitting device and a control module are arranged in the counterweight box.
As a further scheme of the invention, the power cable external damage prevention detection device and the detection method have the following specific steps:
the method comprises the following steps: the hoisting wheels are lapped on cables, then the lower parts of the installation seats are clamped on the installation rods from bottom to top and are fixed through bolts, the installation seats form a complete rectangle, a circular channel is reserved in the middle of the installation seats, the installation rings form a complete circular plate, and the cables are located below the hoisting wheels and in the circular channels between the installation seats;
step two: when the motor works, the hanging wheel can be driven to rotate, so that the whole device can be driven to walk on a cable, at the moment, the driving device can drive the mounting ring to rotate, and when the mounting ring rotates, the camera is driven to rotate around the cable through the supporting plate, so that the function of advancing and checking the cable is realized, and the whole cable is checked;
step three: when the cable is inspected, when the cable is damaged, the pulley rolls on the cable, so that when the cable is damaged, the pulley can slide up and down on the supporting plate through the sliding rod, the sliding rod can push the wedge block to move towards the direction far away from the sliding rod through the ejector rod, the poking rod can move towards the position of the cable, the seal is stamped on the cable, and the damaged position is marked;
step four: when the mounting bracket gos forward, drive arrangement still can drive the sliding plate simultaneously and drive circular ring brush reciprocating motion on the bracing piece to the circular ring brush also can reciprocating motion when can be advancing along with the mounting bracket, thereby realizes cleaning the surface of cable, thereby prevents that debris from disturbing the detection.
Compared with the prior art, the invention has the beneficial effects that:
1. this technique adopts the hanging wheel to come the device to hang on the cable, can realize installing on a cable, only need upwards take up the hanging wheel and can realize dismantling when dismantling, it is very convenient to use, in addition, peg graft into the mount pad of lower part and fix through the bolt after the installation pole, can accomplish the installation of mount pad and the installation of collar, extract the bolt when needing to dismantle and can downwards take out the mount pad, installation and dismantle convenience very, and mount pad and collar will cover the outer wall at the cable after the installation is accomplished, thereby drive arrangement drive installation annulus moves the camera and carries out the circumferential rotation at the outer wall of cable, thereby realize carrying out scanning detection to the outer wall of whole cable, it is higher to realize the shooting precision at three hundred sixty degrees no dead angles.
2. After discovering damaged position, need dismantle and maintain, consequently stab convenient to detach after the seal and look for damaged position later, need not carry out the secondary and seek, no matter be facing the damage of swell or lack the function that damaged pulley can both realize triggering to can both make and stab the pole and move towards the cable on, realize the function of mark.
3. When drive arrangement drive sliding plate at spacing inslot reciprocating motion, the sliding plate can drive the upper portion the ring brush and carry out reciprocating motion simultaneously, can drive the ring brush of lower part through the joint piece simultaneously and carry out reciprocating motion to the realization is to the cleaning function of cable outer wall, thereby detach the foreign matter, the workman of being convenient for judges the condition of cable outer wall through the camera, and can not misjudge and can't judge.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a bottom view from the right side of the overall structure of the present invention;
FIG. 3 is an exploded view of a portion of the mounting socket of the present invention;
FIG. 4 is an enlarged view of a mounting base portion of the present invention;
FIG. 5 is a schematic structural view of the sliding sleeve of the present invention;
FIG. 6 is a schematic structural view of a rail groove and rail post portion of the present invention;
FIG. 7 is a schematic view showing the structure of a circular ring brush part according to the present invention;
FIG. 8 is a schematic diagram of the steps of the method of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
01. a mounting frame; 02. a mounting seat; 03. a motor; 04. a rotating shaft; 05. a hoisting wheel; 06. a bolt; 07. a weight box; 08. hanging a lug; 09. a camera; 11. a cylindrical cam; 12. a limiting groove; 13. a sliding plate; 14. mounting a rod; 15. a sliding sleeve; 16. a gear; 17. a mounting ring; 18. a support plate; 19. a slide bar; 20. a pulley; 21. a ball bearing; 22. a poke rod; 23. fastening the bolt; 24. a circular ring brush; 25. a clamping block; 26. a support bar; 28. a gear ring; 29. a slide shaft; 30. a circular mounting groove; 31. a top rod; 32. a wedge block; 33. a guide rail groove; 34. a guide rail column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the power cable external damage prevention detection device comprises an installation frame 01, an installation seat 02 is fixedly connected to the installation frame 01, a circular installation groove 30 is formed in the installation seat 02, the installation seat 02 consists of an upper portion and a lower portion, the circular installation groove 30 of the upper portion and the lower portion can form a complete circle, an installation shaft 29 is connected in the circular installation groove 30 in a limiting sliding mode, an installation ring 17 is fixedly connected to the installation shaft 29, the installation ring 17 consists of two semicircular annular plates, a support plate 18 is fixedly connected to each of the two semicircular annular plates, a camera 09 is arranged on each support plate 18, an installation rod 14 is arranged on the installation frame 01, the lower portion of the installation seat 02 is connected to the installation rod 14 in a limiting sliding mode and is fixed through a bolt, two groups of hanging devices are arranged on the installation frame 01, each hanging device comprises a rotating shaft 04 rotatably connected to the installation frame 01, a hanging wheel 05 is fixedly connected to the rotating shaft 04, a motor 03 is fixedly connected to the installation frame 01, a bolt 06 in threaded connection with the installation seat 02 through a sliding mode is connected to the installation shaft 29, and a driving device fixing block capable of driving the installation ring 17 to rotate is further arranged on the installation frame 01.
A worker firstly needs to install the device on a cable, firstly, the device needs to be hung on the cable through a hanging wheel 05, then the lower portion of the installation seat 02 is clamped on the installation rod 14 from bottom to top and then fixed through a bolt, at the moment, the upper portion and the lower portion of the installation seat 02 form a whole rectangular block shape (see fig. 1), the circular installation groove 30 of the installation seat 02 also forms a circular sliding groove, at the moment, the cable is located between channels in the middle of the installation seat 02 and is not in contact with the installation seat 02, because the installation ring 17 is installed in the circular installation groove 30 of the installation seat 02 through the installation shaft 29 (see fig. 3), after the installation of the installation seat 02 is completed, the installation ring 17 forms a whole circular ring shape in a spliced mode, the formed circular ring can rotate in the circular sliding groove formed by the installation shaft 29 in the circular installation groove 30, so that the driving device can drive the installation ring 17 to rotate in the circular installation groove 30 of the installation seat 02, so that the installation ring 17 can drive the support plate 18 to drive the camera 09 to rotate with the axis of the camera 09 as the circle center, thereby judging whether the whole cable is damaged through the rotation of the cable pulley 03, thereby the cable, the worker can detect the whole cable, and the whole cable 05, and the whole cable can be detected by the rotation of the cable, and the cable, thereby the whole cable can be detected;
when in use, only the lower part of the mounting seat 02 is inserted into the upper part and then fixed by a bolt, the mounting can be completed, because the mounting ring 17 is in limited sliding connection in the circular mounting groove 30 through the mounting shaft 29, the mounting ring 17 is simultaneously installed after the mounting of the mounting seat 02 is completed and then can be used, the mounting is very convenient to mount, when the mounting needs to be dismounted, only the bolt on the mounting rod 14 needs to be pulled out and then can be dismounted towards the mounting seat 02 which is pulled out of the lower part, therefore, the dismounting is very convenient, in the using process, because the driving device can drive the mounting ring 17 to rotate in the circular mounting groove 30 through the mounting shaft 29, when the detection is completed, the upper part and the lower part can stop at any position in the circular mounting groove 30 at any time, so that the mounting ring 17 can be dismounted only when the upper part of the mounting ring 29 or the mounting shaft 29 of the lower part is possible to stop in the circular mounting groove 30 of the upper part mounting seat 02, and the lower part of the mounting ring 17 stops in the circular mounting groove 30 of the lower part of the mounting seat 02, thereby, when the mounting seat 02 is rotated, the two mounting rings connected by the bolt 06, and the mounting ring 17 can be directly dismounted, and the mounting seat can be prevented from directly used by the mounting ring 17, and the mounting seat 17 can be directly dismounted at the upper part can be directly dismounted, the mounting ring 17 can be rotated out of the circular mounting groove 30 through the mounting shaft 29 only by rotating the mounting ring 17 after the mounting seat 02 is disassembled, so that the use is very convenient; because the device is hung on the cable through the two hanging wheels 05, when in use, only the two hanging wheels 05 are hung on the same cable, the integral suspension of the device can be finished, more mounting structures are not needed for mounting, the use is very convenient, the cost is low, and the motor 03 can drive the rotating shaft 04 to drive the hanging wheel 05 to rotate, so that the driving device can move forwards and backwards, the structure is simpler, the use is more convenient, moreover, the hanging wheel 05 can drive the camera 09 to move on the whole camera 09, the circumferential rotation of the camera 09 can realize the detection of the outer wall of the whole cable, so that the judgment is more accurate, and the slot wheel of the hanging wheel 05 is arranged largely, so that it can be adapted to cables of different diameters, and as shown in the state of fig. 1, the advancing direction of the mounting frame 01 is from right to left, so that the hanging wheel 05 can walk in front of the camera 09, therefore, firstly, the hanging wheel 05 can roll on the cable, and because the cable erected at high altitude often has birds staying, so that the excrement is often on the cable, in the high air, the airflow is large, so the excrement is often dried and stuck on the cable, and when birds defecate, the excrement directly falls on the outer wall of the cable downwards, so the bulge is formed, thereby covering the cable, being not beneficial to the workers to judge whether the position of the cable is damaged or not through the video signal, since the hanging wheel 05 is disposed in front of the camera 09, the hanging wheel 05 is first moved to the position of the stool when the camera 09 does not take a picture, thereby squeezing the air-dried feces to break the feces, facilitating the observation of the condition of the feces, observing whether the feces are swollen due to breakage or not, meanwhile, the function of repelling birds can be achieved, and damage caused by the fact that the camera 09 collides with the birds is prevented; in addition, when the cable connector is used, the supporting plate 18 is arranged on the mounting ring 17, and the camera 09 is arranged on the supporting plate 18, so that the camera 09 cannot be attached to the cable tightly, and the cable connector can adapt to cables with different diameters;
this technique adopts hanging wheel 05 to come the device to hang on the cable, can realize installing on a cable, only need upwards take up hanging wheel 05 can realize dismantling in the dismantlement, use convenience very, in addition, it fixes through the bolt after installing pole 14 to peg graft the mount pad 02 of lower part, can accomplish the installation of mount pad 02 and the installation of collar 17, extract the bolt when needing to dismantle and can downwards take out mount pad 02, installation and dismantlement convenience very, and mount pad 02 and collar 17 will cover the outer wall at the cable after the installation is accomplished, thereby drive arrangement drive collar 17 drives camera 09 and carries out the rotation of circumference at the outer wall of cable, thereby realize scanning the detection to the outer wall of whole cable, it is higher to realize the shooting precision at three hundred sixty degrees no dead angles.
As a further scheme of the invention, the mounting rack 01 is also provided with a marking device, the marking device is provided with a plurality of groups on the support plate 18 in a linear array manner, the marking device comprises a sliding sleeve 15 in limited sliding connection with the support plate 18, a poking rod 22 is in sliding connection with the sliding sleeve 15, a sponge stamp is arranged at one end of the poking rod 22 close to one side of the inner wall of the arc contour of the mounting ring 17, and the marking device also comprises a trigger component capable of driving the poking rod 22 to move towards one side close to the inner wall of the arc contour of the mounting ring 17.
When the trigger subassembly detects there is the position of damage, can drive to stab the position motion of pole 22 towards the cable to the sponge seal on stabbing the pole 22 can be stabbed the seal at the outer wall of cable, thereby mark in the position of damage, because the cable is longer, after discovering the position of damage, need dismantle and maintain, consequently stab convenient to detach after the seal and seek damaged position later, need not carry out the secondary and seek.
As a further scheme of the invention, the trigger assembly comprises a pushing mechanism and a measuring point device, the pushing mechanism comprises two groups of wedge block assemblies arranged in a mirror image mode, each wedge block assembly comprises a wedge block 32 connected to the sliding sleeve 15 in a limiting and sliding mode, a guide rail groove 33 is formed in the poking rod 22, a guide rail column 34 connected to the guide rail groove 33 in a limiting and sliding mode is fixedly connected to the wedge block 32, the guide rail grooves 33 of the two groups of wedge block assemblies are arranged in parallel, the measuring point device comprises a sliding rod 19 connected to the supporting plate 18 in a limiting and sliding mode, the lower end of the sliding rod 19 is connected with a pulley 20 in a rotating mode, a spring enabling the sliding rod 19 to move in a resetting mode towards one end close to the pulley 20 is sleeved on the outer wall of the sliding rod 19, a top rod 31 capable of pushing the wedge block 32 to move in a direction away from the sliding rod 19 is fixedly connected to the outer wall of the sliding rod 19, and a spring enabling the wedge block 32 to move in a resetting mode towards one side close to the sliding rod 19 is sleeved on the outer wall of the wedge block 32.
The damage of the cable is divided into two types, one type is damaged after being bulged, the other type is damaged after being lost, when the pulley 20 moves to the damaged position, the pulley 20 can push the pulley 20 to move upwards when the bulge is damaged, the pulley 20 can move into the damaged position when the bulge is damaged, therefore, the pulley 20 can move downwards on the supporting plate 18 (see fig. 5), the up-and-down movement of the pulley 20 can simultaneously drive the sliding rod 19 to move upwards and downwards, the sliding rod 19 can simultaneously drive the ejector rod 31 to move upwards and downwards, when the ejector rod 31 moves upwards, the wedge 32 above can be pushed to move towards the direction far away from the sliding rod 19, so that the guide rail groove 33 can be pushed by the guide rail column 34 to enable the poking rod 22 to move downwards in the sliding sleeve 15, when the ejector rod 31 moves downwards, the wedge 32 below can be pushed to move towards the direction far away from the sliding rod 19, therefore, the triggering function can be realized no matter the damage or the damaged pulley 20 of the bulge is faced, the poking rod 22 can move upwards towards the cable, and the marking function is realized.
As a further scheme of the invention, the outer wall of the arc-shaped outline of the pulley 20 is provided with a ball 21, and a fastening bolt 23 is arranged on the support plate 18 corresponding to each sliding sleeve 15 and is in threaded connection with the support plate 18.
Because the diameters of the cables are different, the spring on the sliding rod 19 can push the pulley 20 to abut against the outer wall of the cable, so the positions of the sliding rod 19 staying on the supporting plate 18 are also different, the heights of the ejector rod 31 on the supporting plate 18 are also different, at the moment, the sliding sleeve 15 needs to slide up and down on the supporting plate 18, and then the bolt 06 is rotated to fix the sliding sleeve 15 on the supporting plate 18, so that the ejector rod 31 is always positioned between the two wedges 32, the realization of functions is ensured, and the cables with different diameters are adapted; because pulley 20 carries out the circular rotation in the direction of vertical axis at the outer wall of cable, but hanging wheel 05 can drive pulley 20 and advance along the position parallel of cable axis, therefore pulley 20 can have the friction with the cable outer wall, consequently sets up ball 21 and can reduce the frictional force of pulley 20 at the cable outer wall to it carries out the circular rotation to be convenient for, thereby guarantees that camera 09's function goes on effectively.
As a further scheme of the invention, a cleaning device is further arranged on the mounting base 02, the cleaning device comprises a support rod 26 fixedly connected to one side surface of the mounting base 02 far from the gear ring 28, two groups of circular ring brushes 24 are arranged on the support rod 26 in a limiting sliding manner, the two groups of circular ring brushes 24 are arranged in an up-and-down symmetrical manner, the two groups of circular ring brushes 24 can form a whole circle, a limiting groove 12 is formed in the mounting frame 01, a sliding plate 13 is connected in the limiting groove 12 in a limiting sliding manner, the sliding plate 13 is fixedly connected with the circular ring brush 24 at the upper part, a clamping block 25 is clamped at the lower end of the sliding plate 13, the clamping block 25 is fixedly connected with the circular ring brush 24 at the lower part, and a driving device can also drive the sliding plate 13 to reciprocate in the limiting groove 12.
Can refer to fig. 2, fig. 3, fig. 7, when drive arrangement drive sliding plate 13 is at limiting groove 12 reciprocating motion, sliding plate 13 can drive upper portion's circular ring brush 24 and carry out reciprocating motion simultaneously, can drive lower portion's circular ring brush 24 through joint piece 25 and carry out reciprocating motion simultaneously, thereby realize the cleaning function to the cable outer wall, thereby detach the foreign matter, be convenient for the workman judges the condition of cable outer wall through camera 09, in addition because upper and lower two portions's circular ring brush 24 respectively through sliding connection on upper and lower two portions mount pad 02's bracing piece 26, therefore circular ring brush 24 also can be dismantled simultaneously when mount pad 02 is dismantled, lower portion's circular ring brush 24 can be along with lower portion's mount pad 02 simultaneous movement during the installation, lower portion's joint piece 25 can be pegged graft on sliding plate 13, thereby also can drive joint piece 25 to drive lower portion's circular ring brush 24 and move simultaneously during sliding plate 13 reciprocating motion, consequently, dismantlement and simple to operate.
As a further scheme of the invention, the driving device comprises a cylindrical cam 11 which is connected to a sliding plate 13 in a sliding mode, a sliding shaft is arranged at the position, connected with the cylindrical cam 11, of the sliding plate 13 and is connected in a sliding groove of the cylindrical cam 11 in a limiting sliding mode, bevel gears are arranged at one end, close to a rotating shaft 04, of the cylindrical cam 11 and one end, close to the cylindrical cam 11, of the rotating shaft 04, the bevel gears are meshed with each other, a toothed ring 28 is fixedly connected to a mounting ring 17 and consists of two semicircular toothed rings, and a gear 16 meshed with the toothed ring 28 is arranged at one end, close to the toothed ring 28, of the cylindrical cam 11.
When the motor 03 drives the rotating shaft 04 to rotate, the rotating shaft 04 can drive the rotating rod 10 to rotate through the transmission of the bevel gear, when the rotating rod 10 rotates, the cylindrical cam 11 can be driven to rotate, so that the sliding shaft of the sliding plate 13 in the cylindrical cam 11 is driven to move in the sliding groove of the cylindrical cam 11, the function of driving the sliding plate 13 to reciprocate in the limiting groove 12 is realized, when the rotating rod 10 rotates, the gear 16 can be driven to rotate at the same time, when the gear 16 rotates, the gear ring 28 can be driven to drive the mounting ring 17 to rotate in the circular mounting groove 30 through the mounting shaft 29, and the function of driving the mounting ring 17 to rotate is realized.
As a further scheme of the invention, a hanging lug 08 is fixedly connected to the lower side surface of the mounting rack 01, a counterweight box 07 is hung at the lower end of the hanging lug 08, and a power supply, a signal transmitting device and a control module are arranged in the counterweight box 07.
Can play the holistic counter weight of increase device through hangers 08 to enable hanging of hanging wheel 05 better on the cable, be favorable to hanging wheel 05 to roll air-dried excrement and urine, simultaneously, because the cable erects in the air-height, consequently can guarantee that the holistic focus of device is inclined to the lower all the time, thereby guarantee that the device is whole to hang on the cable through hanging wheel 05 all the time, and can not make hanging wheel 05 break away from the cable easily, thereby guarantee the normal clear of function.
As a further scheme of the invention, the power cable external damage prevention detection device and the detection method have the following specific steps:
the method comprises the following steps: the hanging wheel 05 is lapped on a cable, then the lower part of the mounting seat 02 is clamped on the mounting rod 14 from bottom to top and is fixed through a bolt, at the moment, the mounting seat 02 forms a complete rectangle, a circular channel is reserved in the middle of the mounting seat 02, the mounting ring 17 forms a complete circular plate, and at the moment, the cable is located below the hanging wheel 05 and in the circular channel between the mounting seats 02;
step two: when the motor 03 works, the hanging wheel 05 can be driven to rotate, so that the whole device can be driven to walk on a cable, at the moment, the driving device can drive the mounting ring 17 to rotate, and when the mounting ring 17 rotates, the camera 09 can be driven to rotate around the cable through the supporting plate 18, so that the function of advancing and checking the cable is realized, and the whole cable is checked;
step three: when the damaged position is met, the pulley 20 rolls on the cable when the damaged position is met, so that the pulley 20 slides up and down on the support plate 18 through the slide rod 19, the slide rod 19 can push the wedge 32 to move in a direction away from the slide rod 19 through the ejector rod 31, and the poking rod 22 can move towards the position of the cable, so that the stamp is stamped on the cable, and the damaged position is marked;
step four: when the mounting bracket 01 advances, the driving device can drive the sliding plate 13 to drive the circular ring brush 24 to reciprocate on the supporting rod 26, so that the circular ring brush 24 can also reciprocate along with the advancing of the mounting bracket 01, the surface of the cable is cleaned, and the detection interference caused by sundries is prevented.
Claims (8)
1. Outer broken detection device is prevented to power cable, including mounting bracket (01), its characterized in that: the mounting frame (01) is fixedly connected with a mounting seat (02), the mounting seat (02) is provided with a circular mounting groove (30), the mounting seat (02) consists of an upper part and a lower part, the circular mounting grooves (30) of the upper part and the lower part can form a complete circle, the circular mounting grooves (30) are internally connected with a mounting shaft (29) in a limiting and sliding way, the mounting shaft (29) is fixedly connected with a mounting ring (17), the mounting ring (17) consists of two semicircular annular plates, and the two semicircular plates are fixedly connected with a supporting plate (18), the supporting plate (18) is provided with a camera (09), the mounting rack (01) is provided with a mounting rod (14), the lower part of the mounting seat (02) is connected on the mounting rod (14) in a limiting and sliding manner, and is fixed by a bolt, two groups of hanging devices are arranged on the mounting rack (01), the hanging device comprises a rotating shaft (04) which is rotatably connected to the mounting rack (01), a hanging wheel (05) is fixedly connected on the rotating shaft (04), a motor (03) is fixedly connected on the mounting rack (01), a bolt (06) in threaded connection with the mounting seat (02) is connected on the mounting shaft (29) in a sliding way through a fixing block, and the mounting rack (01) is also provided with a driving device capable of driving the mounting ring (17) to rotate.
2. The power cable external-damage-prevention detection device as claimed in claim 1, wherein: still be provided with marking device on mounting bracket (01), marking device linear array is provided with the multiunit in backup pad (18), marking device includes sliding sleeve (15) of spacing sliding connection in backup pad (18), sliding sleeve (15) sliding connection has stabbing pole (22), one of stabbing pole (22) near collar (17) arc profile inner wall one side serves and is provided with the sponge seal stamp, marking device is still including driving the subassembly that triggers of stabbing pole (22) towards being close to collar (17) arc profile inner wall one side motion.
3. The power cable external-damage-prevention detection device as claimed in claim 2, wherein: the trigger assembly is composed of a pushing mechanism and a measuring point device, the pushing mechanism is composed of two groups of wedge block assemblies arranged in a mirror image mode, each wedge block assembly comprises a wedge block (32) connected to a sliding sleeve (15) in a limiting sliding mode, a guide rail groove (33) is formed in a poking rod (22), guide rail columns (34) connected to the wedge blocks (32) in the guide rail grooves (33) in a limiting sliding mode are fixedly connected to the wedge blocks (32), the guide rail grooves (33) of the two groups of wedge block assemblies are arranged in parallel, the measuring point device comprises a sliding rod (19) connected to a supporting plate (18) in a limiting sliding mode, the lower end of the sliding rod (19) is rotatably connected with a pulley (20), a spring enabling the sliding rod (19) to reset towards one end close to the pulley (20) is sleeved on the outer wall of the sliding rod (19), an ejector rod (31) capable of pushing the wedge blocks (32) to move towards the direction far away from the sliding rod (19) is fixedly connected to the outer wall of the sliding rod (19), and a spring enabling the wedge blocks (32) to reset towards one side close to the sliding rod (19) is sleeved on the outer wall of the wedge blocks (32).
4. The power cable external-damage-prevention detection device according to claim 3, characterized in that: the outer wall of the arc-shaped outline of the pulley (20) is provided with a ball (21), and the position, corresponding to each sliding sleeve (15), on the support plate (18) is provided with a fastening bolt (23) which is in threaded connection with the support plate (18).
5. The power cable external-damage-prevention detection device as claimed in claim 4, wherein: still be provided with cleaning device on mount pad (02), cleaning device includes that fixed connection keeps away from bracing piece (26) on one side of ring gear (28) at mount pad (02), spacing sliding connection has circular ring brush (24) on bracing piece (26), circular ring brush (24) longitudinal symmetry is provided with two sets ofly, and just a whole circular can be constituteed to two sets of circular ring brush (24), spacing groove (12) have been seted up on mounting bracket (01), spacing sliding connection has sliding plate (13) in spacing groove (12), sliding plate (13) and the circular ring brush (24) fixed connection of upper portion, the lower extreme joint of sliding plate (13) has joint piece (25), joint piece (25) and circular ring brush (24) fixed connection of lower part, drive arrangement can also drive sliding plate (13) reciprocating motion in spacing groove (12).
6. The power cable external-damage-prevention detection device as claimed in claim 5, wherein: the driving device comprises a cylindrical cam (11) which is connected onto a sliding plate (13) in a sliding mode, a sliding shaft limiting sliding connection mode is arranged in a sliding groove of the cylindrical cam (11) at the position where the sliding plate (13) is connected with the cylindrical cam (11), bevel gears are arranged at one end, close to a rotating shaft (04), of the cylindrical cam (11) and one end, close to the cylindrical cam (11), of the rotating shaft (04) and are meshed with each other, a gear ring (28) is fixedly connected onto a mounting ring (17), the gear ring (28) is composed of two semicircular gear rings, and a gear (16) meshed with the gear ring (28) is arranged at one end, close to the gear ring (28), of the cylindrical cam (11).
7. The power cable external-damage-prevention detection device as claimed in claim 1, wherein: the downside fixedly connected with hangers (08) of mounting bracket (01), the lower extreme of hangers (08) has been articulated counterweight box (07), be provided with power and signal emission device and control module in counterweight box (07).
8. A power cable external-damage-prevention detection method, which is applied to the power cable external-damage-prevention detection device of any one of claims 1 to 7, and is characterized in that: the power cable external damage prevention detection method comprises the following specific steps:
the method comprises the following steps: the hanging wheel (05) is lapped on a cable, then the lower part of the mounting seat (02) is clamped on the mounting rod (14) from bottom to top, and then the lower part of the mounting seat (02) is fixed through a bolt, the mounting seat (02) forms a complete rectangle, a circular channel is reserved in the middle of the mounting seat, the mounting ring (17) forms a complete circular plate, and the cable is located below the hanging wheel (05) and located in the circular channel between the mounting seats (02);
step two: when the motor (03) works, the hanging wheel (05) can be driven to rotate, so that the whole device can be driven to walk on a cable, at the moment, the driving device can drive the mounting ring (17) to rotate, and when the mounting ring (17) rotates, the camera (09) can be driven to rotate around the cable through the supporting plate (18), so that the function of advancing and checking is realized, and the checking of the whole cable is realized;
step three: when the cable is inspected and a damaged position is met, the pulley (20) rolls on the cable, so that the damaged position is met, the pulley (20) can slide up and down on the supporting plate (18) through the sliding rod (19), the sliding rod (19) can push the wedge block (32) to move in a direction away from the sliding rod (19) through the ejector rod (31), the poking rod (22) can move towards the position of the cable, and the stamp can be stamped on the cable, so that the damaged position is marked;
step four: when the mounting rack (01) advances, the driving device can drive the sliding plate (13) to drive the circular ring brush (24) to reciprocate on the supporting rod (26), so that the circular ring brush (24) can also reciprocate along with the advance of the mounting rack (01), the surface of the cable is cleaned, and the interference detection of impurities is prevented.
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| CN202210691039.7A CN115201221B (en) | 2022-06-18 | 2022-06-18 | Detection device and detection method for preventing power cable from being broken outwards |
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Effective date of registration: 20230825 Address after: Building E19, Qingxiu Villa, No. 18 Qingshan Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, 530000 Applicant after: Guangxi Guangye Yunfeng Electric Power Engineering Co.,Ltd. Address before: 730600 Yindong Industrial Park, High tech Industrial Development Zone, Baiyin District, Baiyin City, Gansu Province Applicant before: Wu Zhengtong |
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