CN112415428B - Rolling type electric leakage detector for electric power equipment and detection method thereof - Google Patents
Rolling type electric leakage detector for electric power equipment and detection method thereof Download PDFInfo
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- CN112415428B CN112415428B CN202011398032.3A CN202011398032A CN112415428B CN 112415428 B CN112415428 B CN 112415428B CN 202011398032 A CN202011398032 A CN 202011398032A CN 112415428 B CN112415428 B CN 112415428B
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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
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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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
- G01R31/56—Testing of electric apparatus
Abstract
The invention discloses a rolling type electric power equipment leakage detector and a detection method thereof. The roller drives the conductive fibers to roll along the vertical surface of the to-be-detected electric element, the fine shape of the single conductive fiber and the brush-shaped end heads of the combined conductive fibers facilitate the contact with a detection position and improve the detection effect, and when electric leakage exists at a certain position, the current is conducted to the position of the electroprobe along the conductive fibers and other elements, thereby facilitating the reminding of the leakage position of workers operating the device.
Description
Technical Field
The invention relates to the technical field of electric power troubleshooting devices, in particular to a rolling type electric power equipment electric leakage troubleshooting device and a troubleshooting method thereof.
Background
At present, people can not be powered on in life, and basically many running devices depend on electric power as an energy source, so that the electric power is very important, but the electric power also has harm to people, and the electric leakage condition is easy to occur when some electric power device components are used for a long time, so that the investigation is needed;
the electric leakage checking device in general has the following disadvantages: generally, when detecting whether electric power components leak electricity or not, the test pencil needs to be used, but the test pencil can only detect one position or one component at a time, and for a panel provided with a plurality of components, the test pencil is used for measuring, so that time and labor are wasted, and the efficiency is low.
Disclosure of Invention
The invention aims to provide a rolling type electric leakage checker for electric power equipment and a checking method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a rolling type electric power equipment leakage detector comprises a moving main board, wherein a fixed roller is fixedly connected to the lower left end of the moving main board, a roller balance telescopic mechanism is arranged at the right end of the moving main board, a supporting guide rail is vertically and fixedly connected to the upper right side of the moving main board, a U-shaped frame is slidably connected to the supporting guide rail, a motor frame is fixedly connected to the upper side of the moving main board, a slow motor is fixedly connected to the upper end of the motor frame, a winding column is fixedly connected to the main shaft end of the slow motor, a pull rope is fixedly wound on the winding column, the tail end of the pull rope is fixedly connected to the U-shaped frame, a supporting spring is vertically and fixedly connected between the U-shaped frame and the inner bottom of the supporting guide rail, a roller is arranged on the inner side of the U-shaped frame, a rotating pipe is horizontally and fixedly connected to the front end and the rear end of the roller, and the tail end of the rotating pipe is rotatably connected to the U-shaped frame, the outer wall of the U-shaped frame is horizontally and fixedly connected with an electroprobe, the roller is provided with an electric leakage detection mechanism, the electric leakage detection mechanism comprises conductive fibers, elastic insulating colloid, a conductive ring, a connecting wire and a fixed conductive sheet, the elastic insulating colloid is arranged on the side wall of the outer ring of the roller in a surrounding manner, the conductive fibers are inserted into the elastic insulating colloid, an elastic insulating partition body is connected in the middle of the side wall of the outer ring of the roller in a surrounding manner, the conductive ring is fixedly connected on the outer wall of the rotating pipe in a surrounding manner, the conductive fibers are electrically connected with the conductive ring through the connecting wire, the fixed conductive sheet is horizontally arranged on the left side of the roller and is fixedly connected with the U-shaped frame, the fixed conductive sheet is contacted with the conductive ring, and the fixed conductive sheet is electrically connected with a, the left side of the upper end of the movable main board is fixedly connected with a storage battery pack, the storage battery pack is electrically connected with the slow motor, a circuit between the storage battery pack and the slow motor is provided with a power-off stopping mechanism, the power-off stopping mechanism comprises a connecting groove, an electromagnet, a first conducting strip, a second conducting strip, an iron block, a strip-shaped sliding groove and a sealing cover, the connecting groove is formed in the upper end face of the movable main board, the sealing cover is fixedly connected to the upper end of the connecting groove, the strip-shaped sliding groove is horizontally formed in the inner bottom of the connecting groove, the first conducting strip is fixedly connected to the inner wall of the left side of the connecting groove, the iron block is slidably connected into the strip-shaped sliding groove, a second spring is horizontally and fixedly connected between the iron block and the inner wall of the right end of the strip-shaped sliding groove, and the second conducting strip is connected to the left side of the iron block through an insulating glue, and the second conducting strip with first conducting strip contacts each other, simultaneously the second conducting strip with first conducting strip is connected storage battery with on the circuit between the slow motor, electro-magnet fixed connection is in on the right side inner wall of spread groove, and the electro-magnet electricity links fixed conducting strip, conducting fiber with be provided with dust removal mechanism between the U type frame, dust removal mechanism includes small-size dust catcher, dust absorption pipe, support frame, horizontal guide rail, jib, V type friction body, gangbar, spherical shell, universal ball and wave fluctuation bar body, the support frame fixed connection is in the upper left side of U type frame, small-size dust catcher fixed connection is in the support frame upside, small-size dust catcher is equipped with the dustbin, dust absorption pipe fixed connection is in small-size dust catcher dust absorption port department, horizontal fixed connection of horizontal guide rail is in the support frame upside, jib sliding connection is in the horizontal guide rail downside, the jib with horizontal fixedly connected with third spring between the horizontal guide rail front end, the horizontal fixed connection of V type friction body is in the jib lower extreme, and V type friction body crosses in the conductive fiber, the horizontal fixed connection of gangbar is in the jib rear side, spherical shell fixed connection is in the gangbar is terminal, universal ball activity gomphosis is in the spherical shell, the vertical fixed connection of wave fluctuation bar shape body is in support guide rail's back side edge department.
Preferably, the roller balance telescopic mechanism comprises a movable roller, a sliding rod, a connecting sleeve and a first spring, the connecting sleeve is fixedly connected to the lower side of the right end of the movable main board, the sliding rod horizontally slides and penetrates the inner side of the connecting sleeve, the movable roller is fixedly connected to the right end of the sliding rod, and the first spring is sleeved at the left end of the sliding rod.
Preferably, the terminal surface is provided with stabilizing mean under the removal mainboard, stabilizing mean includes outer barrel, cover, small-size hydraulic telescoping rod, roof, sawtooth and connecting thread, cover fixed connection is in terminal surface department under the removal mainboard, outer barrel sets up the cover downside, simultaneously the cover with pass through between the outer barrel connecting thread cooperation is connected, the vertical fixed connection of small-size hydraulic telescoping rod is in terminal surface department under the cover, the horizontal fixed connection of roof is in small-size hydraulic telescoping rod downside, the sawtooth evenly distributed is in the roof downside.
Preferably, terminal surface activity gomphosis is provided with the detachable plate body under the roof, the sawtooth is connected detachable plate body downside, the equal vertical fixedly connected with threaded connection pole in both ends about the detachable plate body, threaded connection pole is vertical to be passed the roof, threaded connection pole is last to be connected with fixation nut through screw-thread fit.
Preferably, finger grooves are formed in the left side and the right side of the outer wall of the upper end of the outer cylinder body.
Preferably, the middle position of the outer wall of the left side of the supporting guide rail is fixedly connected with a grasping handle.
Preferably, the front end and the rear end of the fixed conducting strip are both provided with elastic bent conducting ends, and the elastic bent conducting ends are abutted against the conducting ring.
A checking method of a rolling type electric leakage checker for electric power equipment comprises the following specific steps:
the method comprises the following steps that firstly, the whole device is moved to a power box to be detected through a fixed roller and a movable roller, a roller is driven by a movable main board to abut against a vertical electric element array surface, at the moment, two groups of conductive fibers are abutted against the electric element due to extrusion front and back, and due to the fine shape of a single conductive fiber, one part of the conductive fibers are conveniently inserted into gaps of some electric elements, and other conductive fibers are bent and abutted against the end surface of the electric element, so that the contact sufficiency is ensured, and the detection effect is improved;
the second step starts the slow speed motor to drive the winding post to rotate the winding stay cord, the stay cord pulls the U-shaped frame to move downwards along the supporting guide rail, meanwhile, the U-shaped frame is supported by the resilience force of the supporting spring to avoid directly falling along the supporting guide rail, so that the roller which is abutted against the end surface of the electric element rolls along the vertical surface, the conductive fibers which are distributed around the roller continuously contact each passing position in the rotating process of the roller, when electric leakage exists at a certain position, the current flows into the connecting wire along with the conductive fibers due to the conductivity of the conductive fibers, and enters the conductive ring from the connecting wire, the conductive ring always contacts the fixed conductive sheet in the rotating process along with the rotating pipe, so that the current enters the fixed conductive sheet, the detection end of the electric pen is connected through the wire, so that the current finally enters the electric pen, the electroprobe generates a response to remind workers operating the device of the existence of a leakage position;
when the leakage position is detected, leaked electricity is conducted to the electromagnet through the fixed conducting strip, the electromagnet is electrified to generate magnetism, the electromagnet attracts the iron block, the iron block slides rightwards along the strip-shaped sliding groove, so that the second conducting strip connected with the iron block is driven to move rightwards to be separated from the first conducting strip, a power supply between the storage battery and the slow motor is cut off, the slow motor is powered off and stops, when the slow motor is powered off and stops, a main shaft of the slow motor has a self-locking function, a winding column cannot rotate, a pull rope is also fixed, the U-shaped frame stays at the position where the leakage is detected, the marking is realized, and related processing is conveniently performed by a worker;
fourthly, when the U-shaped frame slides downwards along the supporting guide rail, the universal ball at the tail end of the linkage rod rolls along the wavy strip-shaped body arranged at the rear side edge of the supporting guide rail, when the universal ball rolls and extrudes to a convex position from a concave position, the linkage rod drives the hanging rod to transversely move backwards along the horizontal guide rail, the V-shaped friction body transversely moves backwards along with the hanging rod, a third spring stretches to generate resilience force in the process, when the universal ball is superposed with the concave position on the wavy strip-shaped body again, the linkage rod and the hanging rod transversely move forwards and reset under the action of the resilience force of the third spring, so that the V-shaped friction body transversely moves forwards, and when the universal ball repeatedly passes through the convex concave position on the wavy strip-shaped body, the V-shaped friction body continuously reciprocates forwards and backwards, namely continuously rubs conductive fibers, and the conductive fibers distributed on the roller in a surrounding way rotate along with the roller, therefore, the conductive fibers of each position are inserted into the V-shaped friction body conveniently, dust stained by the conductive fibers in the detection process is raised conveniently, the raised dust is sucked away by the small dust collector through the dust suction guide pipe, and the influence of the dust on the detection leakage of the conductive fibers is avoided.
Compared with the prior art, the invention has the beneficial effects that:
1. the roller drives the conductive fibers to roll along the vertical surface of the to-be-detected electric element, and due to the fine shape of a single conductive fiber and the brush-shaped end heads of the combined conductive fibers, a part of the conductive fibers are conveniently inserted into gaps of some electric elements, and other conductive fibers are bent and abutted against the end surface of the electric element, so that the contact sufficiency is ensured, the detection effect is improved, when electric leakage exists at a certain position, the current is conducted to an electric pen along the conductive fibers and other elements, and a worker operating the device is conveniently reminded of the existence of the electric leakage position;
2. when the leakage is detected, the electromagnet is electrified by means of leaked electricity to generate magnetism, and then attracts the iron block, so that the iron block drives the connected second conducting plate to move rightwards to be separated from the first conducting plate, a power supply between the storage battery pack and the slow motor is cut off, the slow motor is powered off and stops, and when the slow motor is powered off and stops, the U-shaped frame stays at the position where the leakage is detected, the marking is realized, and the relevant processing is conveniently carried out by a worker;
3. when the U-shaped frame slides downwards along the supporting guide rail, the linkage rod rolls along the wavy strip-shaped body by virtue of the universal ball, continuously passes through the convex and concave positions, and the resilience force of the third spring enables the linkage rod to reset, so that the linkage rod drives the V-shaped friction body to continuously reciprocate back and forth, namely continuously rub the conductive fibers, the dust contaminated by the conductive fibers in the detection process is conveniently lifted, and the lifted dust is sucked away by the small dust collector through the dust suction conduit, so that the influence of the dust on the detection leakage of the conductive fibers is avoided.
Drawings
Fig. 1 is a schematic view of an overall structure of a rolling type electric power equipment leakage checker according to the present invention;
FIG. 2 is a left side view structural diagram of the connection between the leakage detecting mechanism and the roller in the leakage checker for the rolling power equipment of the present invention;
fig. 3 is a schematic top view of the electrical testing pen, the fixed conducting strip and the conducting ring in the leakage checker for rolling power equipment according to the present invention;
FIG. 4 is a schematic view of a partial structure of a connection between conductive fibers and an elastic insulating gel in the leakage checker for a rolling power device according to the present invention;
FIG. 5 is a schematic structural diagram of a stabilizing mechanism in the leakage checker of the rolling power equipment according to the present invention;
FIG. 6 is a schematic structural diagram of an interrupted power shutdown mechanism of a leakage checker of a rolling power device according to the present invention;
FIG. 7 is a schematic view of a structure of a connection between a slow speed motor and a winding post in the leakage checker for a rolling power device according to the present invention;
FIG. 8 is a schematic structural diagram of a dust removing mechanism in the electric leakage inspection device of the rolling type electric power equipment of the present invention;
FIG. 9 is a schematic diagram of a top view structure of the V-shaped friction body and the wavy strip-shaped body in the electric leakage checker for rolling power equipment according to the present invention;
fig. 10 is a schematic diagram of a right-view structure of a V-shaped friction body and a wavy strip-shaped body in a matching connection in the leakage inspector of the rolling power equipment.
In the figure: 1. moving the main board; 2. fixing the roller; 3. a movable roller; 4. a slide bar; 5. connecting sleeves; 6. a first spring; 7. a roller balance telescopic mechanism; 8. a dustbin; 9. a battery pack; 10. a slow speed motor; 11. supporting the guide rail; 12. a support spring; 13. a test pencil; 14. a U-shaped frame; 15. a roller; 16. a small-sized dust collector; 17. a conductive fiber; 18. elastic insulating colloid; 19. an elastic insulating separator; 20. conducting rings; 21. connecting a lead; 22. pipe rotation; 23. fixing the conducting strip; 24. elastically bending the conductive end; 25. an electric leakage detection mechanism; 26. an insulating rod body; 27. a closure cap; 28. connecting grooves; 29. a first conductive sheet; 30. a second conductive sheet; 31. an iron block; 32. a second spring; 33. an electromagnet; 34. a power-off shutdown mechanism; 35. winding the column; 36. a motor frame; 37. a dust collection duct; 38. a support frame; 39. a horizontal guide rail; 40. a boom; 41. a V-shaped friction body; 42. a dust removal mechanism; 43. a spherical shell; 44. a universal ball; 45. a wavy strip-shaped body; 46. a linkage rod; 47. a third spring; 48. a handle is grabbed; 49. a stabilizing mechanism; 50. a cylinder cover; 51. connecting threads; 52. a finger groove; 53. an outer cylinder; 54. a threaded connecting rod; 55. fixing a nut; 56. a small hydraulic telescopic rod; 57. a top plate; 58. a detachable plate body; 59. saw teeth; 60. a strip-shaped chute.
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. 1-10, the present invention provides a technical solution: a rolling type electric leakage detector for electric power equipment comprises a movable main board 1, a fixed roller 2 is fixedly connected to the left lower end of the movable main board 1, a roller balance telescopic mechanism 7 is arranged at the right end of the movable main board 1, a supporting guide rail is vertically and fixedly connected to the right upper side of the movable main board 1, a U-shaped frame 14 is slidably connected to the supporting guide rail, a motor frame 36 is fixedly connected to the upper side of the movable main board 1, a slow motor 10 is fixedly connected to the upper end of the motor frame 36, a main shaft end of the slow motor 10 is horizontally backward, a winding column 35 is fixedly connected to the main shaft end of the slow motor 10, a pull rope 11 is fixedly wound on the winding column 35, the tail end of the pull rope 11 is fixedly connected to the U-shaped frame 14, a supporting spring 12 is vertically and fixedly connected between the U-shaped frame 14 and the inner bottom of the supporting guide rail, when the U-shaped frame 14 needs to move downwards along the supporting guide rail, the slow motor 10 is started, the slow motor 10 rotates with the winding column 35, the pull rope 11 is wound, the pull rope 11 pulls the U-shaped frame 14 downwards, and the U-shaped frame 14 moves downwards through the compression supporting spring 12; the roller 15 is arranged on the inner side of the U-shaped frame 14, the front end and the rear end of the roller 15 are horizontally and fixedly connected with a rotating pipe 22, the tail end of the rotating pipe 22 is rotatably connected on the U-shaped frame 14 through a bearing, the electrography 13 is horizontally and fixedly connected on the outer wall of the U-shaped frame 14, the roller 15 is provided with an electric leakage detection mechanism 25, the electric leakage detection mechanism 25 comprises conductive fibers 17, elastic insulating colloid 18, a conductive ring 20, a connecting wire 21 and a fixed conductive sheet 23, the elastic insulating colloid 18 is divided into two groups and is arranged on the front side and the rear side of the outer side wall of the roller 15 in a surrounding manner, the conductive fibers 17 are inserted in the elastic insulating colloid 18, the exposed ends of the conductive fibers 17 form a hairbrush shape, an elastic insulating partition 19 is connected in the middle of the outer side wall of the roller 15 in a surrounding manner, the elastic insulating partition 19 avoids the conductive fibers 17 divided into the front group and the rear group from contacting each other to influence the electric leakage detection, the electric leakage detection is fixedly connected on the outer wall of the rotating pipe 22 in a pair in a surrounding manner in the front and the rear side of the conductive ring 20, the front and back groups of conductive fibers 17 are electrically connected with the conductive rings 20 at the corresponding positions through connecting wires 21, the fixed conductive sheet 23 is horizontally arranged at the left side of the roller 15, the fixed conductive sheet 23 is fixedly connected with the U-shaped frame 14 through an insulating rod 26, the front and back ends of the fixed conductive sheet 23 are both contacted with the conductive rings 20, meanwhile, the fixed conductive sheet 23 is connected with the electricity measuring end head of the electric pen 13 through a wire, when whether electricity leakage exists on the vertical electric element row surface at the inner side of the electric box to be detected, the roller 15 is abutted to the vertical electric element row surface through the movable main board 1, at the moment, the conductive fibers 17 divided into two groups before and after extrusion are abutted to the electric element, and due to the fine shape of a single conductive fiber 17, a part of the conductive fibers 17 are conveniently inserted into some electric element gaps, other conductive fibers 17 are abutted to be bent on the end surface of the electric element, then the winding post 35 is driven by the slow motor 10 to rotate and wind the pulling rope 11, the pulling rope 11 pulls the U-shaped frame 14 to move downwards along the supporting guide rail, the rollers 15, which thus abut against the end surfaces of the electric element, are fixed along a vertical plane, and during rotation of the rollers 15, the conductive fibers 17, which are distributed around, are in continuous contact with each location that is passed, and when there is an electric leakage at a certain location, due to the conductivity of the conductive fibers 17 themselves, the current flows along the conductive fibers 17 into the connecting leads 21, and enters the conducting ring 20 from the connecting wire 21, the conducting ring 20 is always contacted with the fixed conducting strip 23 in the process of rotating along with the rotating pipe 22, so that the current enters the fixed conducting strip 23, the detection end of the test pencil 13 of the fixed conducting strip 23 is connected through a wire, so that current finally enters the test pencil 13, and the test pencil 13 reacts to remind workers operating the device of the existence of a leakage position; the left side of the upper end of the movable main board 1 is fixedly connected with a storage battery pack 9, the storage battery pack 9 is electrically connected with a slow motor 10 through a lead, namely the storage battery pack 9 provides power for the slow motor 10; a circuit between the storage battery pack 9 and the slow motor 10 is provided with a power-off stopping mechanism 34, the power-off stopping mechanism 34 comprises a connecting groove 28, an electromagnet 33, a first conducting strip 29, a second conducting strip 30, an iron block 31, a strip-shaped sliding groove 60 and a sealing cover 27, the connecting groove 28 is arranged at the upper end face of the movable main board 1, the sealing cover 27 is fixedly connected at the upper end of the connecting groove 28 through screws, the strip-shaped sliding groove 60 is horizontally arranged at the bottom in the connecting groove 28, the first conducting strip 29 is fixedly connected on the inner wall at the left side of the connecting groove 28, the iron block 31 is slidably connected in the strip-shaped sliding groove 60, a second spring 32 is horizontally and fixedly connected between the iron block 31 and the inner wall at the right end of the strip-shaped sliding groove 60, the second conducting strip 30 is connected at the left side of the iron block 31 through an insulating glue, the second conducting strip 30 is in contact with the first conducting strip 29, and the second conducting strip 30 and the first conducting strip 29 are connected on the circuit between the storage battery pack 9 and the slow motor 10, the electromagnet 33 is fixedly connected to the inner wall of the right side of the connecting groove 28, the electromagnet 33 is electrically connected with the fixed conducting strip 23 through positive and negative conducting wires, when a leakage position is detected, leaked electricity is conducted to the electromagnet 33 through the fixed conducting strip 23, the electromagnet 33 is electrified to generate magnetism, the electromagnet 33 attracts the iron block 31, the iron block 31 slides rightwards along the strip-shaped sliding groove 60, and the second conducting strip 30 which is connected is driven to move rightwards to be separated from the first conducting strip 29, so that a power supply between the storage battery pack 9 and the slow motor 10 is cut off, the slow motor 10 is powered off and stopped, when the slow motor 10 is powered off and stopped, a main shaft of the slow motor has a self-locking function, the winding column 35 cannot rotate, the pull rope 11 is also kept fixed, the U-shaped frame 14 stays at the position where the leakage is detected, the marking is realized, and related processing is facilitated for workers; a dust removing mechanism 42 is arranged between the conductive fiber 17 and the U-shaped frame 14, the dust removing mechanism 42 comprises a small dust collector 16, a dust collecting guide pipe 37, a supporting frame 38, a horizontal guide rail 39, a hanging rod 40, a V-shaped friction body 41, a linkage rod 46, a spherical shell 43, a universal ball 44 and a wavy strip-shaped body 45, the supporting frame 38 is fixedly connected to the upper left side of the U-shaped frame 14, the small dust collector 16 is fixedly connected to the upper side of the supporting frame 38, the small dust collector 16 is provided with a garbage can 8 for storing sucked dust garbage, the dust collecting guide pipe 37 is fixedly connected to the dust collecting port of the small dust collector 16, the horizontal guide rail 39 is horizontally and fixedly connected to the upper side of the supporting frame 38, the hanging rod 40 is slidably connected to the lower side of the horizontal guide rail 39, a third spring 47 is horizontally and fixedly connected between the hanging rod 40 and the front end of the horizontal guide rail 39, the V-shaped friction body 41 is horizontally and fixedly connected to the lower end of the hanging rod 40, and the V-shaped friction body 41 passes through the conductive fiber 17, and the V-shaped friction body 41 is in the front and back trend position, the linkage rod 46 is horizontally and fixedly connected with the back side of the suspension rod 40, the ball shell 43 is fixedly connected with the tail end of the linkage rod 46, the universal ball 44 is movably embedded in the ball shell 43, the wave-shaped strip-shaped body 45 is vertically and fixedly connected with the back side edge of the supporting guide rail, and the universal ball 44 is in the concave position of the wave-shaped strip-shaped body 45, when the U-shaped frame 14 slides downwards along the supporting guide rail, the universal ball 44 at the tail end of the linkage rod 46 rolls along the wave-shaped strip-shaped body 45, when the universal ball 44 rolls and extrudes to the convex position from the concave position, the linkage rod 46 drives the suspension rod 40 to transversely move backwards along the horizontal guide rail 39, the V-shaped friction body 41 moves backwards along with the suspension rod 40, the third spring 47 generates the resilience force in the transverse movement process, and when the universal ball 44 is superposed with the concave position on the wave-shaped strip-shaped body 45 again, the linkage rod 46 and the suspension rod 40 transversely move forwards under the resilience force of the third spring 47, cause V type friction body 41 to translate forward, when universal ball 44 passes protruding sunk position on the wavy strip body 45 repeatedly like this, V type friction body 41 just constantly carries out reciprocating motion back and forth, continuously rub conducting fiber 17 promptly, and encircle the conducting fiber 17 that distributes on roller 15 and rotate along with roller 15 together, thereby be convenient for V type friction body 41 alternates the conducting fiber 17 of every position, conveniently make conducting fiber 17 the dust that is infected with in the testing process raise, and small-size dust catcher 16 sucks the dust that raises away through dust absorption pipe 37, avoid the dust to influence conducting fiber 17 and detect the hourglass electricity.
The balanced telescopic machanism 7 of gyro wheel includes movable roller 3, slide bar 4, adapter sleeve 5 and first spring 6, adapter sleeve 5 fixed connection is at 1 right-hand member downside of removal mainboard, slide bar 4 horizontal slip alternates at adapter sleeve 5 inboardly, 3 fixed connection of movable roller are in the right-hand member head department of slide bar 4, first spring 6 cup joints at the 4 left ends of slide bar, and 6 both ends of first spring are fixed connection slide bar 4 and adapter sleeve 5 respectively, movable roller 3 and fixed roller 2 control balance, conveniently remove mainboard 1 and remove, and slide bar 4 makes things convenient for movable roller 3 to slide and violently move to removing mainboard 1 downside, thereby be convenient for remove the electric leakage detection mechanism 25 contact relevant power equipment box's of 1 upper right side electric power component face of mainboard 1.
Remove 1 terminal surface in mainboard and be provided with firm mechanism 49, firm mechanism 49 includes outer barrel 53, cover 50, small-size hydraulic telescoping rod 56, roof 57, sawtooth 59 and connecting thread 51, cover 50 fixed connection is in 1 terminal surface department under the removal mainboard, outer barrel 53 sets up at cover 50 downside, simultaneously be connected through connecting thread 51 cooperation between cover 50 and the outer barrel 53, the vertical fixed connection of small-size hydraulic telescoping rod 56 is in 50 terminal surface departments under the cover, the horizontal fixed connection of roof 57 is at small-size hydraulic telescoping rod 56 downside, sawtooth 59 evenly distributed is at roof 57 downside, need stop at a certain position when whole device, then start small-size hydraulic telescoping rod 56 and extend downwards, small-size hydraulic telescoping rod 56 just takes roof 57 translation conflict subaerial, and make sawtooth 59 conflicts subaerial, thereby make whole device stabilize at the stop position.
The movable gomphosis of terminal surface is provided with can dismantle plate body 58 under roof 57, sawtooth 59 connection is in can dismantling plate body 58 downside, can dismantle the equal vertical fixedly connected with threaded connection pole 54 in both ends about plate body 58, threaded connection pole 54 vertically passes roof 57, be connected with fixation nut 55 through screw-thread fit on the threaded connection pole 54, when sawtooth 59 damages and needs to be changed, then rotatory dismantlement down fixation nut 55 on the threaded connection pole 54, then directly handle threaded connection pole 54 downwards and can dismantle plate body 58, dismantle sawtooth 59.
The middle position of the outer wall of the left side of the supporting guide rail is fixedly connected with a gripping handle 48, and the gripping handle 48 is convenient for a user to drive the whole device to move.
The front and rear ends of the fixed conducting strip 23 are provided with elastic bent conducting ends 24, the elastic bent conducting ends 24 are abutted against the conducting ring 20, and the elastic bent conducting ends 24 facilitate the fixed conducting strip 23 to contact the conducting ring 20.
A checking method of a rolling type electric leakage checker for electric power equipment comprises the following specific steps:
the detection method comprises the following steps that firstly, the whole device is moved to a power box to be detected through the fixed idler wheels 2 and the movable idler wheels 3, the pin rollers 15 are abutted to a vertical electric element row surface through the movable main board 1, at the moment, the conductive fibers 17 divided into two groups before and after extrusion are abutted to the electric elements, and due to the fine shape of a single conductive fiber 17, a part of the conductive fibers 17 are conveniently inserted into gaps of some electric elements, and other conductive fibers 17 are bent and abutted to the end faces of the electric elements, so that the contact sufficiency is ensured, and the detection effect is improved;
secondly, starting the slow-speed motor 10 to drive the winding post 35 to rotate and wind the pull rope 11, the pull rope 11 pulls the U-shaped frame 14 to move downwards along the supporting guide rail, meanwhile, the U-shaped frame 14 is supported by the resilience force of the supporting spring 12 to avoid directly falling along the supporting guide rail, thus the roller 15 which is abutted against the end surface of the electric element rolls along the vertical surface, the conducting fibers 17 distributed around the roller 15 continuously contact each passing position in the rotating process, when electric leakage exists at a certain position, the current flows into the connecting lead 21 along the conducting fibers 17 due to the conductivity of the conducting fibers 17 and enters the conducting ring 20 from the connecting lead 21, the conducting ring 20 always contacts the fixed conducting sheet 23 in the rotating process along with the rotating pipe 22, so that the current enters the fixed conducting sheet 23, and the fixed conducting sheet 23 is connected due to the detection end of the electric pen 13 through the lead, therefore, the current finally enters the test pencil 13, and the test pencil 13 reacts to remind workers operating the device of the existence of a leakage position;
thirdly, when the leakage position is detected, leaked electricity is conducted to the electromagnet 33 through the fixed conducting strip 23, the electromagnet 33 is electrified to generate magnetism, the electromagnet 33 attracts the iron block 31, the iron block 31 slides rightwards along the strip-shaped sliding groove 60, and the second conducting strip 30 connected with the electromagnet is driven to move rightwards to be separated from the first conducting strip 29, so that a power supply between the storage battery pack 9 and the slow motor 10 is cut off, the slow motor 10 is powered off and stops, when the slow motor 10 is powered off and stops, a main shaft of the slow motor has a self-locking function, the winding column 35 cannot rotate, the pull rope 11 is also fixed, the U-shaped frame 14 stays at the leakage detection position, the marking is realized, and related processing is facilitated for workers;
fourthly, when the U-shaped frame 14 slides downwards along the supporting guide rail, the universal ball 44 at the tail end of the linkage rod 46 rolls along the wave-shaped strip-shaped body 45 arranged at the back side edge of the supporting guide rail, when the universal ball 44 rolls and extrudes from the concave position to the convex position, the linkage rod 46 drives the suspension rod 40 to traverse backwards along the horizontal guide rail 39, the V-shaped friction body 41 traverses backwards along the suspension rod 40, the third spring 47 stretches to generate resilience force in the process, when the universal ball 44 is superposed on the concave position on the wave-shaped strip-shaped body 45 again, the linkage rod 46 and the suspension rod 40 traverse forwards and reset under the resilience force of the third spring 47, so that the V-shaped friction body 41 translates forwards, and when the universal ball 44 repeatedly passes through the convex and concave positions on the wave-shaped strip-shaped body 45, the V-shaped friction body 41 continuously reciprocates back and forth, namely continuously rubs the conductive fibers 17, and the conductive fiber 17 that encircles distribution on roller 15 rotates along with roller 15 to the conductive fiber 17 of every position is interpenetrated to the V type friction piece 41 of being convenient for, conveniently makes conductive fiber 17 raise at the dust that detects the in-process and be infected with, and small-size dust catcher 16 sucks the dust that raises through dust absorption pipe 37, avoids dust influence conductive fiber 17 to detect the electric leakage.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a roll formula power equipment electric leakage finder, includes and removes mainboard (1), its characterized in that: the movable main board is characterized in that a fixed roller (2) is fixedly connected to the lower left end of the movable main board (1), a roller balance telescopic mechanism (7) is arranged at the right end of the movable main board (1), a supporting guide rail is vertically and fixedly connected to the upper right side of the movable main board (1), a U-shaped frame (14) is slidably connected to the supporting guide rail, a motor frame (36) is fixedly connected to the upper side of the movable main board (1), a slow motor (10) is fixedly connected to the upper end of the motor frame (36), a winding column (35) is fixedly connected to the main shaft end of the slow motor (10), a pull rope (11) is fixedly wound on the winding column (35), the tail end of the pull rope (11) is fixedly connected to the U-shaped frame (14), a supporting spring (12) is vertically and fixedly connected between the inner bottom of the U-shaped frame (14) and the supporting guide rail, and a roller (15) is arranged on the inner side of the U-shaped frame (14), the roller type electric shock wave generator is characterized in that the front end and the rear end of the roller (15) are horizontally and fixedly connected with a rotating pipe (22), the tail end of the rotating pipe (22) is rotatably connected onto the U-shaped frame (14), the outer wall of the U-shaped frame (14) is horizontally and fixedly connected with an electric pen (13), the roller (15) is provided with an electric leakage detection mechanism (25), the electric leakage detection mechanism (25) comprises conductive fibers (17), elastic insulating colloid (18), a conductive ring (20), a connecting wire (21) and a fixed conducting strip (23), the elastic insulating colloid (18) is arranged on the outer side wall of the outer ring of the roller (15) in a surrounding manner, the conductive fibers (17) are inserted into the elastic insulating colloid (18), an elastic insulating partition body (19) is connected in the middle of the outer side wall of the outer ring of the roller (15) in a surrounding manner, the conductive ring (20) is fixedly connected onto the outer wall of the rotating pipe (22) in a surrounding manner, and the conductive fibers (17) and the conductive ring (20) are electrically connected through the connecting wire (21) The fixed conducting strip (23) is horizontally arranged on the left side of the roller (15), the fixed conducting strip (23) is fixedly connected with the U-shaped frame (14), the fixed conducting strip (23) is in contact with the conducting ring (20), the fixed conducting strip (23) is electrically connected with a power measuring end of the electroprobe (13), the left side of the upper end of the movable main board (1) is fixedly connected with a storage battery (9), the storage battery (9) is electrically connected with the slow motor (10), a circuit between the storage battery (9) and the slow motor (10) is provided with a power-off stopping mechanism (34), the power-off stopping mechanism (34) comprises a connecting groove (28), an electromagnet (33), a first conducting strip (29), a second conducting strip (30), an iron block (31), a strip-shaped sliding groove (60) and a sealing cover (27), the connecting groove (28) is formed in the upper end face of the movable main board (1), the sealing cover (27) is fixedly connected to the upper end of the connecting groove (28), the bar-shaped sliding groove (60) is horizontally formed in the bottom of the connecting groove (28), the first conducting strip (29) is fixedly connected to the inner wall of the left side of the connecting groove (28), the iron block (31) is slidably connected to the inside of the bar-shaped sliding groove (60), the second spring (32) is horizontally and fixedly connected between the iron block (31) and the inner wall of the right end of the bar-shaped sliding groove (60), the second conducting strip (30) is connected to the left side of the iron block (31) through insulating glue, the second conducting strip (30) is in contact with the first conducting strip (29), and meanwhile, the second conducting strip (30) and the first conducting strip (29) are connected to a circuit between the storage battery pack (9) and the slow motor (10), electromagnet (33) fixed connection be in on the right side inner wall of spread groove (28), and electromagnet (33) electricity links to each other fixed conducting strip (23), conducting fiber (17) with be provided with dust removal mechanism (42) between U type frame (14), dust removal mechanism (42) are including small-size dust catcher (16), dust absorption pipe (37), support frame (38), horizontal guide (39), jib (40), V type friction body (41), gangbar (46), spherical shell (43), universal ball (44) and wave fluctuation bar body (45), support frame (38) fixed connection be in U type frame (14) upper left side, small-size dust catcher (16) fixed connection be in support frame (38) upside, small-size dust catcher (16) have set dustbin (8), dust absorption pipe (37) fixed connection be in small-size dust catcher (16) dust absorption port department, horizontal guide rail (39) level fixed connection be in support frame (38) upside, jib (40) sliding connection be in horizontal guide rail (39) downside, jib (40) with horizontal fixedly connected with third spring (47) between horizontal guide rail (39) front end, V type frictional body (41) level fixed connection be in jib (40) lower extreme, and V type frictional body (41) cross in conducting fiber (17), gangbar (46) level fixed connection be in jib (40) rear side, spherical shell (43) fixed connection be in gangbar (46) is terminal, universal ball (44) activity gomphosis is in spherical shell (43), the vertical fixed connection of wave strip shape body (45) is in support rail's back side edge department.
2. The rolling electric power equipment leakage inspector of claim 1, wherein: roller balance telescopic machanism (7) are including activity gyro wheel (3), slide bar (4), adapter sleeve (5) and first spring (6), adapter sleeve (5) fixed connection be in remove mainboard (1) right-hand member downside, slide bar (4) horizontal slip alternates in adapter sleeve (5) are inboard, activity gyro wheel (3) fixed connection is in the right-hand member head department of slide bar (4), first spring (6) cup joint slide bar (4) left end.
3. The rolling electric power equipment leakage inspector of claim 2, wherein: remove under mainboard (1) terminal surface and be provided with stabilizing mean (49), stabilizing mean (49) is including outer barrel (53), cover (50), small-size hydraulic telescoping rod (56), roof (57), sawtooth (59) and connecting thread (51), cover (50) fixed connection be in terminal surface department under removal mainboard (1), outer barrel (53) set up cover (50) downside, simultaneously cover (50) with pass through between outer barrel (53) connecting thread (51) cooperation is connected, the vertical fixed connection of small-size hydraulic telescoping rod (56) is in terminal surface department under cover (50), roof (57) horizontal fixed connection be in small-size hydraulic telescoping rod (56) downside, sawtooth (59) evenly distributed is in roof (57) downside.
4. The rolling electric power equipment leakage checker according to claim 3, characterized in that: the movable embedding of terminal surface is provided with can dismantle plate body (58) under roof (57), sawtooth (59) are connected can dismantle plate body (58) downside, can dismantle equal vertical fixedly connected with threaded connection pole (54) in both ends about plate body (58), threaded connection pole (54) are vertical to be passed roof (57), be connected with fixation nut (55) through screw-thread fit on threaded connection pole (54).
5. The rolling electric power equipment leakage checker according to claim 4, characterized in that: finger grooves (52) are formed in the left side and the right side of the outer wall of the upper end of the outer cylinder body (53).
6. The rolling electric power equipment leakage checker according to claim 5, characterized in that: and a grabbing handle (48) is fixedly connected to the middle position of the outer wall of the left side of the supporting guide rail.
7. The rolling electrical device leakage checker of claim 6, wherein: the front end and the rear end of the fixed conducting strip (23) are respectively provided with an elastic bent conducting end (24), and the elastic bent conducting ends (24) are abutted against the conducting ring (20).
8. The method for checking the electric leakage checker of the rolling type electric power equipment as claimed in claim 7, is characterized by comprising the following specific steps:
the detection device comprises a first step of moving the whole device to a power box to be detected through a fixed roller (2) and a movable roller (3), and driving a roller (15) to abut against a vertical electric element row surface through a movable main board (1), wherein at the moment, two groups of conductive fibers (17) are abutted against the electric element before and after extrusion, and a part of the conductive fibers (17) are conveniently inserted into gaps of some electric elements due to the fine shape of a single conductive fiber (17), and other conductive fibers (17) are bent and abutted against the end surface of the electric element, so that the contact sufficiency is ensured, and the detection effect is improved;
secondly, starting the slow-speed motor (10) to drive the winding post (35) to rotate and wind the pull rope (11), wherein the pull rope (11) pulls the U-shaped frame (14) to move downwards along the supporting guide rail, meanwhile, the U-shaped frame (14) is supported by the resilience force of the supporting spring (12) to avoid directly falling along the supporting guide rail, so that the roller (15) abutted to the end surface of the electric element rolls along the vertical surface, the conductive fibers (17) distributed around continuously contact each passing position in the rotating process of the roller (15), when electric leakage exists at a certain position, due to the conductivity of the conductive fibers (17), current flows into the connecting lead (21) along the conductive fibers (17) and enters the conductive ring (20) from the connecting lead (21), and the conductive ring (20) is always contacted with and fixed conductive sheets (23) in the rotating process of the rotating pipe (22), the current enters the fixed conducting strip (23), and the detection end of the test pencil (13) of the fixed conducting strip (23) is connected through a wire, so that the current finally enters the test pencil (13), and the test pencil (13) reacts to remind workers operating the device of the existence of a leakage position;
thirdly, when a leakage position is detected, leaked electricity is conducted to the electromagnet (33) through the fixed conducting strip (23), the electromagnet (33) is electrified to generate magnetism, the electromagnet (33) attracts the iron block (31), the iron block (31) slides rightwards along the strip-shaped sliding groove (60), and therefore the second conducting strip (30) connected with the electromagnet is driven to move rightwards to be separated from the first conducting strip (29), so that a power supply between the storage battery pack (9) and the slow motor (10) is cut off, the slow motor (10) is powered off and stopped, when the slow motor (10) is powered off and stopped, a main shaft of the slow motor has a self-locking function, the winding column (35) cannot rotate, the pull rope (11) is also kept fixed, the U-shaped frame (14) stays at the position where the leakage is detected, marking is achieved, and related processing is facilitated for workers;
fourthly, when the U-shaped frame (14) slides downwards along the supporting guide rail, the universal ball (44) at the tail end of the linkage rod (46) rolls along the wave fluctuation strip-shaped body (45) arranged at the rear side edge of the supporting guide rail, when the universal ball (44) rolls and extrudes from a concave position to a convex position, the linkage rod (46) drives the hanging rod (40) to move backwards and horizontally along the horizontal guide rail (39), the V-shaped friction body (41) moves backwards and horizontally along with the hanging rod (40), the third spring (47) stretches to generate resilience force in the process, when the universal ball (44) is superposed with the concave position on the wave fluctuation strip-shaped body (45) again, the linkage rod (46) and the hanging rod (40) move forwards and reset under the resilience force of the third spring (47) to cause the V-shaped friction body (41) to move forwards, so that the universal ball (44) repeatedly passes through the concave position on the convex wave fluctuation strip-shaped body (45), v type frictional body (41) just constantly carries out reciprocating motion back and forth, constantly rubs conducting fiber (17) promptly, and conductive fiber (17) that encircle to distribute on roller (15) rotate along with roller (15) together to be convenient for V type frictional body (41) alternate conducting fiber (17) of every position, conveniently make conducting fiber (17) raise at the dust that detects in-process is infected with, and small-size dust catcher (16) are siphoned away the dust of raising through dust absorption pipe (37), avoid dust influence conducting fiber (17) to detect the electric leakage.
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| CN112886395B (en) * | 2021-03-05 | 2022-04-19 | 南斗星文化传媒(深圳)有限公司 | Power distribution equipment with leakage protection function |
| CN114457986B (en) * | 2022-03-22 | 2023-11-21 | 中建安装集团有限公司 | Automatic equipment for installing curtain wall suspended ceiling |
| CN115085030B (en) * | 2022-06-07 | 2023-01-31 | 国网山东省电力公司东明县供电公司 | Power supply cabinet internal environment monitoring equipment |
| CN115339495B (en) * | 2022-08-18 | 2023-11-10 | 合肥丰蓝电器有限公司 | Multi-axial moving device for carrying electric appliances |
| CN115166584B (en) * | 2022-09-07 | 2022-12-09 | 国网辽宁省电力有限公司 | Storage battery leakage detection device |
| CN116660789B (en) * | 2023-06-25 | 2024-02-20 | 新疆天成鲁源电气工程有限公司 | Intelligent live detection device for cable |
| CN116973804A (en) * | 2023-09-21 | 2023-10-31 | 西安启迪智控系统技术有限公司 | Test equipment and method for electronic component production |
| CN117310214B (en) * | 2023-11-29 | 2024-02-06 | 国网江苏省电力有限公司连云港市赣榆区供电分公司 | Outdoor department outage formula electric leakage indicating device that registers one's residence |
| CN117872218B (en) * | 2024-03-12 | 2024-05-03 | 深圳市新源建设工程有限公司 | Electrical equipment leakage detection equipment |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5397996A (en) * | 1993-03-01 | 1995-03-14 | Keezer; David A. | Continuity tester using a brush tipped probe |
| US9110095B1 (en) * | 2012-07-10 | 2015-08-18 | Roy E. Weir | Electric testing tool for railroad relays |
| CN205102985U (en) * | 2015-11-25 | 2016-03-23 | 四川红光汽车机电有限公司 | Check out test set is revealed to multistation wet -type |
| CN108919024B (en) * | 2018-05-17 | 2020-11-20 | 国网浙江省电力有限公司绍兴供电公司 | Cable leakage detection device |
| CN210534263U (en) * | 2019-06-28 | 2020-05-15 | 国家电投集团广西兴安风电有限公司 | Cable leakage insulation monitoring device |
| CN211627785U (en) * | 2019-09-12 | 2020-10-02 | 固安中消睿安消防设备有限公司 | Device for monitoring potential safety hazard of power utilization |
| CN211888927U (en) * | 2019-12-24 | 2020-11-10 | 安徽省岳西缸套有限公司 | Cleaning device for centrifugal casting of cylinder sleeve |
| CN211669339U (en) * | 2019-12-27 | 2020-10-13 | 南京紫苹果电气有限公司 | Switch board electric leakage detection device |
| CN211603507U (en) * | 2019-12-27 | 2020-09-29 | 深圳新安标技术有限公司 | Leakage current testing device |
| CN211878061U (en) * | 2020-01-15 | 2020-11-06 | 宁波市沃特测试技术服务有限公司 | Leakage current testing device |
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Effective date of registration: 20210715 Address after: 436000 attached building of power supply building, Binhu North Road, Echeng District, Ezhou City, Hubei Province Applicant after: Ezhou Electric Power Survey and Design Institute Co.,Ltd. Address before: 215200 no.194 laowutong Road, Jiangxin village, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Applicant before: Liu Hu |
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