CN118050607A - Fault cable detection device and detection method - Google Patents
Fault cable detection device and detection method Download PDFInfo
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- CN118050607A CN118050607A CN202410196913.9A CN202410196913A CN118050607A CN 118050607 A CN118050607 A CN 118050607A CN 202410196913 A CN202410196913 A CN 202410196913A CN 118050607 A CN118050607 A CN 118050607A
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- detection device
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- connecting plate
- cable detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 63
- 238000005452 bending Methods 0.000 claims abstract description 104
- 239000004033 plastic Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000004308 accommodation Effects 0.000 abstract 1
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of cable detection. More particularly, the present invention relates to a faulty cable detection device and a detection method. Technical problems: the existing equipment cannot automatically adjust the suction position. The technical implementation scheme of the invention is as follows: the lower end of the pipeline is rotationally connected with a bending pipe; the pipeline is connected with a rotating assembly; during the use, drive the pipe rotation of buckling through motor two and carry out automatically regulated to the position of breathing in, do benefit to the improvement detection scope, still improved manual operation's convenience, with buckling the pipe and divide into upper and lower two parts, and buckle the pipe with two parts through motor one and adjust into straight state, avoided buckling the pipe of buckling and be difficult to insert the problem in the cable that distributes relatively messy and intensive, thereby avoid influencing cable fault detection operation, motor one also can adjust the angle of buckling the pipe simultaneously, be favorable to improving the accommodation of buckling pipe port, thereby do benefit to improving detection scope, further improve manual operation's convenience.
Description
Technical Field
The invention relates to the technical field of cable detection. More particularly, the present invention relates to a faulty cable detection device and a detection method.
Background
The prior Chinese patent: the cable fault detection device (CN 112014682B) can rapidly determine whether a cable line has fault breakdown according to gas components, the whole process has high response speed and high detection efficiency, and the primary search work of the cable line fault point can be carried out without waiting for the power grid system to finish power failure operation; however, the air suction port is a straight circular pipe, when the air suction position needs to be changed, the position and the angle of the whole device are manually adjusted, if obstacles are arranged around a place to be detected, certain obstruction is caused to manual adjustment operation, the standing position and the standing posture need to be continuously changed manually to adapt to the position and the angle change of the device, the operation process is complex, and the efficiency is low.
Disclosure of Invention
The invention provides a fault cable detection device and a fault cable detection method, and aims to overcome the defect that the existing equipment cannot automatically adjust the suction position.
In order to achieve the above object, the technical embodiment of the present invention is as follows:
a fault cable detection device comprises a first shell and a handle; the outer side of the first shell is fixedly connected with a handle; the device also comprises a display, an electric module, a gas sensor, a fan, a pipeline, a bending pipe and a rotating assembly; a display is fixedly connected to the upper side of the first shell; an electrical module is arranged on the inner side of the first shell; a gas sensor is arranged on the inner side of the first shell; a fan is arranged at the lower side of the shell; the display, the gas sensor and the fan are electrically connected with the electric module; a pipeline is communicated with the lower side of the shell, and the pipeline is made of plastic materials; the lower end of the pipeline is rotationally connected with a bending pipe which is made of plastic; the pipeline is connected with a rotating assembly; the rotating component is used for driving the bending tube to rotate; a plurality of round holes are formed in the first shell and are communicated with the gas sensor exhaust holes.
More preferably, the dust-proof device is further included; the lower end of the bending tube is detachably connected with a dust-proof piece.
More preferably, the device also comprises a avoidance assembly; the bending pipe is connected with an avoidance assembly; the avoidance assembly comprises a corrugated pipe and a driving unit; the bending pipe is divided into an upper part and a lower part, and a corrugated pipe is communicated between the upper bending pipe and the lower bending pipe; the inner side of the bending tube is connected with a driving unit; the driving unit is used for driving the lower bending tube to rotate.
More preferably, the driving unit comprises a first connecting plate, a first motor and a second connecting plate; the inner side of the upper bending tube is fixedly connected with a first connecting plate; a motor I is fixedly connected on the connecting plate I; the output shaft of the motor I is fixedly connected with a connecting plate II which is connected with the lower bending tube.
More preferably, the device further comprises a circular ring; the first connecting plate is fixedly connected with a circular ring which is in sliding connection with the second connecting plate.
More preferably, the device further comprises a fixing component; the second connecting plate is connected with a fixing component; the fixing component comprises an elastic telescopic rod and a fixing block; at least four elastic telescopic rods are fixedly connected on the second connecting plate; at least two fixing blocks are arranged on the outer side of the second connecting plate and fixedly connected with the telescopic ends of the corresponding elastic telescopic rods; at least two sliding grooves are formed in the inner side of the lower bending tube; at least two triangular grooves I are formed in the inner side of the lower bending tube and are communicated with corresponding sliding grooves; at least two grooves II are formed in the outer side of the lower bending tube and are communicated with corresponding sliding grooves; each fixed block penetrates into the corresponding groove II.
More preferably, the device also comprises a soft rubber sheet and an L-shaped block; a soft rubber sheet is fixedly connected to the lower bending tube and is positioned at the opening of the corresponding groove II; each soft rubber sheet is fixedly connected with an L-shaped block, the L-shaped blocks are connected with the lower bending pipe in a sliding manner, and the L-shaped blocks are contacted with the corresponding fixed blocks.
More preferably, the dust-proof member is provided with an electric induction layer on the outer side.
More preferably, the device further comprises a second shell; a second shell is fixedly connected to the first connecting plate, and the second shell is positioned at the outer side of the first motor; the outer surface of the shell is provided with a plurality of fins.
The fault cable detection method comprises the following working steps:
Step one: the external power supply is connected to the fault cable detection device;
step two: moving, namely moving the fault cable detection device to a position to be detected;
step three: sucking air around the position to be detected through a fault cable detection device;
step four: detecting components of the sucked air through a fault cable detection device;
step five: judging whether breakdown and burning faults occur to the cable or not through detecting the obtained air components.
The beneficial effects are that: according to the technical scheme, the second motor drives the bending tube to rotate so as to automatically adjust the air suction position, so that the detection range is improved, the convenience of manual operation is improved, meanwhile, impurities in the air are filtered through the dustproof piece, the impurities are prevented from flowing into the gas sensor to block the air inlet of the gas sensor, and the fault detection operation of a cable is prevented from being influenced;
The bending tube is divided into an upper part and a lower part, and the two parts of the bending tube are adjusted to be in a straight state through the first motor, so that the problem that the bent bending tube is difficult to insert into a cable which is relatively messy and dense in distribution is avoided, the cable fault detection operation is avoided being influenced, meanwhile, the first motor can adjust the bending angle of the bending tube, the adjustment range of the port of the bending tube is favorably improved, the detection range is favorably improved, and the convenience of manual operation is further improved;
The damaged corrugated pipe can be quickly replaced by pressing the fixing block manually, convenience is improved, air can be prevented from flowing in from a crack on the damaged corrugated pipe, misjudgment on the position of a fault cable is avoided, meanwhile, a gap between the fixing block and the bending pipe is plugged through the soft rubber sheet, air is prevented from flowing in from the gap between the fixing block and the bending pipe, misjudgment on the position of the fault cable is avoided, meanwhile, the fixing block is pushed through the L-shaped block instead of the soft rubber sheet, the problem that the fixing block is difficult to push away from the second groove due to deformation of the soft rubber sheet is avoided, and replacement operation of the corrugated pipe is avoided being influenced;
When the plastic pipeline penetrates into the cable cluster, the pipeline can be flexibly bent and deformed to a small extent, so that the manual penetrating operation is more convenient, meanwhile, the plastic pipeline is relatively light and has a good insulating effect, and meanwhile, the plastic pipeline cannot generate oxidation phenomenon, so that the problem that the gas sensor detects operation due to metal oxide gas generated by the metal pipeline is avoided;
In addition, the first motor is radiated by the air to be detected, so that benefit is improved.
Drawings
FIG. 1 shows a schematic structural diagram of a faulty cable detection device according to the present invention;
FIG. 2 is a schematic view showing a first partial structure of the fault cable detection device of the present invention;
FIG. 3 is a schematic view showing a second partial structure of the fault cable detection device of the present invention;
FIG. 4 shows a schematic structural view of the rotating assembly of the present invention;
FIG. 5 illustrates a partial schematic view of a avoidance assembly of the present invention;
FIG. 6 shows a front view of a portion of the structure of the securing assembly of the present invention;
Fig. 7 shows a partial schematic view of the fixing assembly of the present invention.
Wherein the above figures include the following reference numerals:
1-shell I, 2-handle, 3-display, 4-electric module, 5-gas sensor, 6-fan, 7-pipeline, 8-kink pipe, 201-motor II, 202-spur gear, 203-ring gear, 204-dust keeper, 205-bellows, 206-connecting plate I, 207-motor I, 208-connecting plate II, 209-ring, 2010-elastic telescopic rod, 2011-fixed block, 2012-soft rubber piece, 2013-L-shaped block, 2014-shell II, 91-round hole, 92-chute, 93-groove I, 94-groove II.
Detailed Description
It should be noted that in the various embodiments described, identical components are provided with identical reference numerals or identical component names, wherein the disclosure contained throughout the description can be transferred in a meaning to identical components having identical reference numerals or identical component names. The position specification, the upper, lower, lateral, etc. selected in the description are also referred to directly in the description and the figures shown and are transferred in the sense of a new position when the position is changed.
Embodiment 1
A fault cable detection device, as shown in figures 1-4, comprises a first shell 1 and a handle 2; the outer side of the first shell 1 is connected with a handle 2 through bolts, and the handle 2 is made of plastic; the device also comprises a display 3, an electric module 4, a gas sensor 5, a fan 6, a pipeline 7, a bending pipe 8 and a rotating component; the upper side of the first shell 1 is connected with a display 3 through bolts; an electrical module 4 is arranged on the inner side of the first shell 1; a gas sensor 5 is arranged on the inner side of the first shell 1; a fan 6 is arranged on the lower side of the first shell 1; the display 3, the gas sensor 5 and the fan 6 are all electrically connected with the electrical module 4; the lower side of the first shell 1 is communicated with and connected with a pipeline 7 through bolts, and the pipeline 7 is made of plastic; the lower end of the pipeline 7 is rotationally connected with the bending pipe 8, the bending pipe 8 is made of plastic, when the pipeline 7 made of plastic penetrates into the cable cluster, the pipeline 7 can be flexibly bent and deformed slightly, so that the operation of penetrating is performed manually more conveniently, meanwhile, the plastic is relatively light and has good insulating effect, meanwhile, the oxidation phenomenon of the plastic cannot occur, and the problem that the detection operation of the gas sensor 5 is interfered due to metal oxide gas generated by the pipeline 7 made of metal is avoided; the pipeline 7 is connected with a rotating assembly; the rotating component is used for driving the bending tube 8 to rotate; six round holes 91 are formed in the first shell 1, and the round holes 91 are communicated with the exhaust holes of the gas sensor 5.
The rotating assembly comprises a motor II 201, a spur gear 202 and a toothed ring 203; a second motor 201 is arranged at the lower part of the inner side of the pipeline 7; the output shaft of the second motor 201 is fixedly connected with a spur gear 202; the upper part of the inner side of the bending tube 8 is fixedly connected with a toothed ring 203; spur gear 202 meshes with toothed ring 203.
A dust guard 204 is also included; the dust-proof piece 204 is detachably connected to the lower end of the bending tube 8, the dust-proof piece 204 is also arranged as a nylon filter screen, and impurities in the air flowing into the bending tube 8 are filtered through the dust-proof piece 204.
Firstly, the handle 2 is held by a hand to drive the device to move, the port of the bending tube 8 is moved to a position to be detected, then the fan 6 is started, the air at the position to be detected flows into the bending tube 8, the pipeline 7, the first shell 1 and the gas sensor 5 in sequence, finally flows out of the round hole 91, the gas sensor 5 detects the flowing air in the process, the detection result is reflected to the display 3, if the air contains CO, HCI, SO, H2S, light hydrocarbon, butadiene, metal oxide and other components, breakdown and scorching faults occur on the cable at the position to be detected, when the detection position needs to be changed, the motor two 201 is started, the motor two 201 drives the spur gear 202 to rotate, the spur gear 202 drives the toothed ring 203 to rotate, the toothed ring 203 drives the bending tube 8 to rotate, thereby adjusting the position of the port of the bending tube 8, then the detection position is adjusted, and when the air at the adjusted detection position is used, the motor two 201 drives the bending tube 8 to rotate to automatically adjust the suction position, thereby being beneficial to improving the detection range and improving the convenience of manual operation.
In the wire well, the surface of the wire is easy to attach with the impurities such as spider web, and the air flows into the bending tube 8, and the impurities in the air are filtered through the dust-proof piece 204, so that the air inlet of the gas sensor 5 is prevented from being blocked by the impurities, and the fault detection operation of the cable is prevented from being influenced.
Embodiment 2
On the basis of the embodiment 1, as shown in fig. 1,4 and 5, the device also comprises an avoidance component; the bending tube 8 is connected with an avoidance assembly; the avoidance assembly comprises a corrugated pipe 205 and a driving unit; the bending tube 8 is divided into an upper part and a lower part, and the upper bending tube 8 is communicated with the lower bending tube 8 and is detachably connected with a corrugated tube 205; the inner side of the bending tube 8 is connected with a driving unit; the driving unit is used for driving the lower bending tube 8 to rotate.
The driving unit comprises a first connecting plate 206, a first motor 207 and a second connecting plate 208; the inner side of the upper bending tube 8 is connected with a first connecting plate 206 through bolts, and the first connecting plate 206 is made of plastic; the first connecting plate 206 is connected with a first motor 207 through bolts; the output shaft of the motor I207 is fixedly connected with a connecting plate II 208, the connecting plate II 208 is connected with the lower bending tube 8, and the lower bending tube 8 is driven to rotate by the motor I207, so that the inclination angle of the lower bending tube 8 is adjusted, and the detection range is favorably improved.
Also included is a ring 209; the first connecting plate 206 is welded with the circular ring 209, the circular ring 209 is in sliding connection with the second connecting plate 208, and stability of the second connecting plate 208 in the rotation process is improved through the circular ring 209.
When the cable distribution is relatively disordered and intensive, the bending tube 8 in a bending state is difficult to insert into the cable cluster, therefore, the bending tube 8 is divided into an upper part and a lower part, before detection, the motor I207 is started, the motor I207 drives the connecting plate II 208 to rotate on the circular ring 209, the connecting plate II 208 drives the bending tube 8 to rotate, the bending tube 8 drives the corrugated tube 205 to move, the lower bending tube 8 and the corrugated tube 205 rotate to be in a vertical state and are positioned on the same vertical line with the upper bending tube 8, then the hand grip 2 is manually held to drive the device to move, the bending tube 8 penetrates into the cable cluster, then the cable cluster is subjected to fault detection, during use, the bending tube 8 is divided into an upper part and a lower part, and the motor I207 regulates the bending tube 8 into a straight state, so that the problem that the bending tube 8 is difficult to insert into the cable which is relatively disordered and intensive in distribution is avoided, the fault detection operation of the cable is avoided, meanwhile, the motor I207 can also regulate the bending angle of the bending tube 8, the port of the bending tube 8 is favorable for improving the regulating range of the cable 8, and further improving the manual operation range.
Embodiment 3
On the basis of the embodiment 2, as shown in fig. 1, 6 and 7, a fixing component is further included; the second connecting plate 208 is connected with a fixing component; the fixed assembly comprises a resilient telescopic rod 2010 and a fixed block 2011; four elastic telescopic rods 2010 are fixedly connected to the second connecting plate 208; two fixing blocks 2011 are arranged on the outer side of the second connecting plate 208, and the fixing blocks 2011 are fixedly connected with the telescopic ends of the corresponding elastic telescopic rods 2010; two sliding grooves 92 are formed in the inner side of the lower bending tube 8; the inner side of the lower bending tube 8 is provided with two triangular grooves I93, and the grooves I93 are communicated with corresponding sliding grooves 92; two grooves II 94 are formed in the outer side of the lower bending tube 8, and the grooves II 94 are communicated with corresponding sliding grooves 92; each fixing block 2011 penetrates into the corresponding second groove 94.
Also included are a soft rubber sheet 2012 and an L-shaped block 2013; a soft rubber sheet 2012 is fixedly connected to the lower bending tube 8, the soft rubber sheet 2012 is positioned at the opening of the corresponding groove II 94, the groove II 94 is plugged through the soft rubber sheet 2012, and the inflow of external air from the gap between the fixed block 2011 and the lower bending tube 8 is avoided, so that the azimuth of the cable breakdown position is misjudged; each soft rubber sheet 2012 is fixedly connected with an L-shaped block 2013, the L-shaped block 2013 is slidably connected with the lower bending tube 8, and the L-shaped block 2013 is contacted with the corresponding fixing block 2011.
The outer side of the dust-proof piece 204 is provided with an electric induction layer, and when the dust-proof piece 204 contacts a cable with electric leakage, the electric leakage phenomenon can be detected through the electric induction layer on the dust-proof piece 204.
The device also comprises a second shell 2014; the first connecting plate 206 is connected with the second shell 2014 through bolts, the second shell 2014 is positioned outside the first motor 207, and the second shell 2014 is made of heat conducting materials; the outer surface of the second shell 2014 is provided with a plurality of fins, and the air flow to be detected in the bent pipe 8 is also used for carrying out heat on the second shell 2014, so that heat dissipation of the first motor 207 is facilitated.
In the process of adjusting the bending angle of the bending tube 8, the corrugated tube 205 moves along with the lower bending tube 8, the ageing damage phenomenon can occur after the corrugated tube 205 is used for a long time, after the corrugated tube 205 is damaged, the outside air can flow into the bending tube 8 from the crack of the corrugated tube 205, so that the position of a fault cable is misjudged, therefore, when the corrugated tube 205 is damaged, the fixing block 2011 is manually pressed to move, one side of the fixing block 2011 far away from the elastic telescopic rod 2010 is flush with the sliding groove 92, the elastic telescopic rod 2010 is compressed, then the lower bending tube 8 is manually pulled to move, the sliding groove 92 is moved to the outer side of the fixing block 2011, the lower bending tube 8 is continuously pulled to be taken out, the elastic telescopic rod 2010 stops being limited and rebounded to be original, the lower bending tube 8 is moved away from the corrugated tube 205 in the process, then the corrugated tube 205 is manually pulled out of the upper bending tube 8, thereby taking out the corrugated pipe 205, sleeving a new corrugated pipe 205 on the outer side of the upper bending pipe 8, sleeving the lower bending pipe 8 on the second connecting plate 208, enabling the inclined surface part of the second groove 94 to be in contact with the edge of the fixed block 2011, then manually pushing the lower bending pipe 8 to move continuously, enabling the sliding chute 92 to move to the outer side of the fixed block 2011, compressing the elastic telescopic rod 2010, when the second groove 94 moves to the outer side of the fixed block 2011, the elastic telescopic rod 2010 rebounds to drive the fixed block 2011 to be inserted into the second groove 94, fixing the lower bending pipe 8, manually sleeving the lower part of the new corrugated pipe 205 on the lower bending pipe 8, completing the replacement operation, and when the corrugated pipe is used, the damaged corrugated pipe 205 can be quickly replaced by manually pushing the fixed block 2011, thereby being beneficial to improving convenience, simultaneously preventing air from flowing in from cracks on the damaged corrugated pipe 205, and further, misjudgment of the position of the fault cable is avoided.
In the detection process, gaps between the fixed block 2011 and the bending pipe 8 are plugged through the soft rubber sheet 2012, air is prevented from flowing in from the gap positions between the fixed block 2011 and the bending pipe 8, so that misjudgment on the position of a fault cable is avoided, when the corrugated pipe 205 needs to be replaced, the soft rubber sheet 2012 is pressed manually, the soft rubber sheet 2012 is deformed in a concave mode, then the fixed block 2011 is pushed to move through the soft rubber sheet 2012, the fixed block 2011 is far away from the second groove 94, and the lower bending pipe 8 is taken out for replacement operation.
When the fixing block 2011 is pushed to move through the soft rubber sheet 2012, after the soft rubber sheet 2012 is pressed in the groove two 94 manually, the soft rubber sheet 2012 has certain elasticity, and the soft rubber sheet 2012 is deformed in the moving process of pushing the fixing block 2011, so that the soft rubber sheet 2012 is difficult to push the fixing block 2011 away from the groove two 94, and the unlocking difficulty is greatly increased, therefore, when the fixing block is required to be unlocked, the soft rubber sheet 2012 is manually pressed to move together with the L-shaped block 2013, the fixing block 2011 is pushed to move through the L-shaped block 2013, so that the fixing block 2011 is smoothly pushed away from the groove two 94, and when the fixing block 2011 is pushed to push the fixing block 2011 through the L-shaped block 2013 instead of the soft rubber sheet 2012 in use, the problem that the fixing block 2011 is difficult to be pushed away from the groove two 94 due to deformation of the soft rubber sheet 2012 is avoided, and the replacement operation of the bellows 205 is prevented from being influenced.
In addition, the heat generated by the operation of the first motor 207 is diffused on the second housing 2014, and the air to be detected can take out the heat on the second housing 2014 in the upward flowing process of the bending tube 8, that is, the first motor 207 is radiated by the air to be detected, so that the benefit is improved.
The fault cable detection method comprises the following working steps:
Step one: the external power supply is connected to the fault cable detection device;
step two: moving, namely moving the fault cable detection device to a position to be detected;
step three: sucking air around the position to be detected through a fault cable detection device;
step four: detecting components of the sucked air through a fault cable detection device;
step five: judging whether breakdown and burning faults occur to the cable or not through detecting the obtained air components.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. A fault cable detection device comprises a first shell (1); the outer side of the first shell (1) is fixedly connected with a handle (2); the method is characterized in that: a display (3) is fixedly connected to the upper side of the first shell (1); an electric module (4) is arranged on the inner side of the first shell (1); a gas sensor (5) is arranged on the inner side of the first shell (1); a fan (6) is arranged on the lower side of the first shell (1); the display (3), the gas sensor (5) and the fan (6) are electrically connected with the electric module (4); the lower side of the first shell (1) is communicated with a pipeline (7), and the pipeline (7) is made of plastic; the lower end of the pipeline (7) is rotationally connected with a bending pipe (8), and the bending pipe (8) is made of plastic; the pipeline (7) is connected with a rotating assembly; the rotating component is used for driving the bending tube (8) to rotate; a plurality of round holes (91) are formed in the first shell (1), and the round holes (91) are communicated with the exhaust holes of the gas sensor (5).
2. A faulty cable detection device according to claim 1, wherein: also comprises a dust-proof piece (204); the lower end of the bending tube (8) is detachably connected with a dust-proof piece (204).
3. A faulty cable detection device according to claim 2 wherein: the device also comprises an avoidance assembly; the bending tube (8) is connected with an avoidance assembly; the avoidance assembly comprises a corrugated pipe (205); the bending tube (8) is divided into an upper part and a lower part, and a corrugated tube (205) is communicated between the upper bending tube (8) and the lower bending tube (8); the inner side of the bending tube (8) is connected with a driving unit; the driving unit is used for driving the lower bending tube (8) to rotate.
4. A faulty cable detection device according to claim 3 wherein: the driving unit comprises a first connecting plate (206); the inner side of the upper bending tube (8) is fixedly connected with a first connecting plate (206); a motor I (207) is fixedly connected to the connecting plate I (206); and a second connecting plate (208) is fixedly connected with an output shaft of the first motor (207), and the second connecting plate (208) is connected with the lower bending tube (8).
5. A faulty cable detection device according to claim 4 wherein: also comprises a circular ring (209); a circular ring (209) is fixedly connected on the first connecting plate (206), and the circular ring (209) is in sliding connection with the second connecting plate (208).
6. A faulty cable detection device according to claim 4 wherein: the device also comprises a fixing component; the second connecting plate (208) is connected with a fixing component; the fixed assembly comprises a resilient telescopic rod (2010); at least four elastic telescopic rods (2010) are fixedly connected to the second connecting plate (208); at least two fixing blocks (2011) are arranged on the outer side of the second connecting plate (208), and the fixing blocks (2011) are fixedly connected with the telescopic ends of the corresponding elastic telescopic rods (2010); at least two sliding grooves (92) are formed in the inner side of the lower bending tube (8); at least two triangular grooves I (93) are formed in the inner side of the lower bending tube (8), and the grooves I (93) are communicated with corresponding sliding grooves (92); at least two grooves II (94) are formed in the outer side of the lower bending tube (8), and the grooves II (94) are communicated with corresponding sliding grooves (92); each fixed block (2011) penetrates into the corresponding second groove (94).
7. A faulty cable detection device according to claim 6 wherein: also comprises a soft rubber sheet (2012) and an L-shaped block (2013); a soft rubber sheet (2012) is fixedly connected to the lower bending tube (8), and the soft rubber sheet (2012) is positioned at the opening of the corresponding groove II (94); each soft rubber sheet (2012) is fixedly connected with an L-shaped block (2013), the L-shaped block (2013) is in sliding connection with the lower bending tube (8), and the L-shaped block (2013) is in contact with the corresponding fixed block (2011).
8. A faulty cable detection device according to claim 7 wherein: an electric induction layer is arranged outside the dustproof piece (204).
9. A faulty cable detection device according to any one of claims 7 to 8 wherein: the device also comprises a second shell (2014); a second shell (2014) is fixedly connected to the first connecting plate (206), and the second shell (2014) is positioned outside the first motor (207); the outer surface of the second shell (2014) is provided with a plurality of fins.
10. A faulty cable detection method, characterized in that it uses the faulty cable detection device according to claim 9, comprising the following working steps:
Step one: the external power supply is connected to the fault cable detection device;
step two: moving, namely moving the fault cable detection device to a position to be detected;
step three: sucking air around the position to be detected through a fault cable detection device;
step four: detecting components of the sucked air through a fault cable detection device;
step five: judging whether breakdown and burning faults occur to the cable or not through detecting the obtained air components.
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| CN118050607B (en) | 2024-06-25 |
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