CN116643131A - Ring main unit body insulation detection device and use method - Google Patents
Ring main unit body insulation detection device and use method Download PDFInfo
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- CN116643131A CN116643131A CN202310863109.7A CN202310863109A CN116643131A CN 116643131 A CN116643131 A CN 116643131A CN 202310863109 A CN202310863109 A CN 202310863109A CN 116643131 A CN116643131 A CN 116643131A
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- 238000001514 detection method Methods 0.000 title claims abstract description 159
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000009413 insulation Methods 0.000 title claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000005291 magnetic effect Effects 0.000 claims description 38
- 238000005192 partition Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000003550 marker Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 230000008094 contradictory effect Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
- B25H7/045—Devices, e.g. scribers, for marking characterised by constructional details of the marking elements
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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
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/15—Indicating the presence of current
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention relates to the technical field of ring main units. The invention discloses a ring main unit body insulation detection device and a use method thereof, and aims to solve the problems that in the prior art, when a worker tests the surface insulation performance of a ring main unit, the worker is usually required to hold an ultrasonic detection instrument to move up and down on the surface of the ring main unit body, the state of the ultrasonic detection instrument is continuously observed in the moving process to find a leakage area, the operation steps are complicated and the convenience is insufficient, and meanwhile, when the leakage phenomenon occurs, the worker is required to mark the leakage area one by one, so that the maintenance work is convenient, the workload is high, and the detection efficiency is low. According to the invention, the current detection device and the synchronous marking device work, when the insulating property of the surface of the ring main unit is detected, workers can be reminded of the leakage area in the detection process, and meanwhile, each leakage area can be marked, so that the convenience and the detection efficiency are greatly improved.
Description
Technical Field
The invention relates to the technical field of ring main units, in particular to a ring main unit body insulation detection device and a use method thereof.
Background
The ring main unit is an electric device with a group of power transmission and distribution electric devices (high-voltage switch devices) arranged in a metal or nonmetal insulating cabinet body or made into an assembled spacing ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, and is widely applied to power distribution stations and box-type substations of load centers of urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, thereby improving the power supply reliability.
The patent publication number CN114629021A discloses a ring main unit partial discharge on-line detection device, which comprises an organic case; the rotary door is rotatably connected to the left front side of the chassis; the middle part of the right front side of the rotary door is connected with a handle; the glass plate is embedded in the rotary door; the cover plate is arranged on the top of the case, and the cover plate can be detached; the left side and the right side of the upper part of the chassis are respectively provided with a local discharge sensor; the detection mechanism is arranged at the top in the case; the rotating mechanism is arranged on the right side of the case, and the rotating door is arranged, so that a person manually reversely resets the handle, the rotating door and the glass plate to enable the rotating door to close the case, and therefore dust can be prevented from entering the case and then covering the electric equipment, and normal operation of the electric equipment is affected.
In carrying out the present invention, the inventors have found that the following problems exist in the prior art:
in the prior art, when the worker obtains detection data from the discharge condition of the cabinet body surface from two sides of the cabinet through the partial discharge sensor, the worker still needs to move up and down on the surface of the ring main unit body in a maintenance process in a further mode of holding an ultrasonic detection instrument, and continuously observes the state of the ultrasonic detection instrument in the moving process to find the electric leakage area, the operation steps are complicated and the convenience is insufficient, and meanwhile, when the electric leakage phenomenon is encountered, the worker needs to mark the electric leakage area one by one, so that maintenance work is convenient, the workload is large, the detection efficiency is low, and therefore the ring main unit insulation detection device with reminding and marking functions is needed.
Disclosure of Invention
The invention aims to provide a ring main unit insulation detection device and a using method thereof, which are used for solving the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an insulating detection device of looped netowrk cabinet body, is including detecting the removal case, it sets up on the horizontal plane to detect the removal case, it is the cavity setting to detect the removal case, it has insulating cushion to detect the equal cladding of removal case box surface, it is equipped with the horizontal drive subassembly that is used for detecting the time removal to detect on the removal case to detect, it is equipped with the division board to detect the removal incasement, be equipped with the electric current detection device who is used for detecting on the division board, the below of division board is equipped with the synchronous mark device that is used for carrying out the sign for bad region, synchronous mark device includes magnetic induction subassembly, linkage subassembly and mark subassembly, magnetic induction subassembly sets up on the division board and is located electric current detection device's below, linkage subassembly sets up in magnetic induction subassembly's below and is located the below of division board, mark subassembly sets up on the linkage subassembly and is located electric current detection device's side.
Preferably, the horizontal driving assembly comprises two L-shaped horizontal sliding rails, the L-shaped horizontal sliding rails are connected with horizontal sliding blocks in a sliding manner, two telescopic self-locking rods are fixedly connected to opposite sides of the two horizontal sliding blocks, and one ends of the four telescopic self-locking rods, which are opposite in group, are connected through longitudinal moving columns.
Preferably, the current detection device comprises a fixing assembly and a detection assembly, the fixing assembly is provided with two parts, the two parts are symmetrically arranged on the partition plate and are located in the detection moving box, the detection assembly is arranged on the two parts, the fixing assembly comprises a fixing frame, the bottom of the fixing frame is fixedly connected with the top of the partition plate, three driving rods are rotationally connected with one side of the fixing frame at equal intervals, sliding sleeves are sleeved on the driving rods in a sliding mode, one side of the fixing frame is rotationally connected with an annular frame, the driving rods penetrate through the annular frame and extend into the annular frame, the sliding sleeves are respectively rotationally connected with two sides of the inner wall of the annular frame, the other end of the driving rods is rotationally connected with a clamping wheel, the top of the annular frame is fixedly connected with a moving part, one side of the fixing frame is fixedly connected with a driving block on one side of the moving part, screw holes formed in the two driving blocks are connected with one end of the driving threaded rod in a penetrating mode, and one end of the driving threaded rod penetrates through the detection moving box and is fixedly connected with one end of an external knob.
Preferably, the detection assembly comprises an electric wire, two ends of the electric wire penetrate through the two annular frames, two ends of the electric wire are clamped by the two groups of clamping wheels, a conductive piece is arranged in a groove formed in the side wall of the detection moving box and is electrically connected with the electric wire, and a prompt lamp is horizontally arranged on one side, far away from the conductive piece, of the detection box and is electrically connected with the other end of the electric wire.
Preferably, the magnetic induction assembly comprises a base, the base sets up at the top of division board and is located the below of electric wire, the axle center department of base through-connection has the axis of rotation, and the bottom of axis of rotation runs through the division board and extends to the below of division board, the level is provided with the magnetic needle in the axis of rotation, and magnetic needle and electric wire parallel arrangement, the surface of axis of rotation is provided with damping glue, the bottom fixedly connected with crank of axis of rotation, the below fixedly connected with limiting plate of division board, the level is equipped with spacing slide bar and rather than one end fixed connection on the limiting plate, the other end and the inner wall fixed connection who detects the movable box and be located one side of crank, the slip is equipped with the drive slider on the spacing slide bar, the side that the limiting plate is close to the drive slider is equipped with compression spring and is connected with compression spring's one end, compression spring's the other end is connected with the drive slider, one side that the drive slider is close to the crank is equipped with the leading wheel and is located the spout, the side end of leading wheel is used for spout inner wall sliding fit.
Preferably, the linkage assembly comprises fixed blocks, detect on the inside bottom of removal case fixedly connected with two fixed blocks and respectively slide and set up on the longitudinal movement post of homonymy, two slide between the fixed block and be equipped with the bottom fixed connection of connecting plate and drive slider, fixedly connected with leading truck just is located one side of crank on the inside bottom of detection case, fixedly connected with trapezoidal slider and trapezoidal slider's slope end is kept away from the fixed block setting on one side that the connecting plate is close to, one side fixedly connected with slant spare and slant spare's one end slides and passes trapezoidal slider, the opposite side fixedly connected with locking piece of leading truck has seted up the mounting groove on the locking piece, sliding connection has the side end of contradicting piece and contradicting piece to slide and pass the leading truck and be located one side of trapezoidal slider, the other end of contradicting piece slides and passes the mounting groove and extend to the outside of locking piece, the other end and the side end of the contradicting spring of mounting groove inner wall fixedly connected with contradicting spring are connected with of contradicting piece.
Preferably, the marking assembly comprises an L-shaped connecting plate, the L-shaped connecting plate is vertically arranged at the side end of the locking piece, one end of the L-shaped connecting plate is connected with one end of the abutting piece, the other end of the L-shaped connecting plate penetrates through the partition plate and is in sliding fit with the partition plate, a marking pen is fixedly connected to one end of the L-shaped connecting plate penetrating through the partition plate and is located below the conductive piece, and the marking pen is horizontally arranged and located in a through groove formed in the side wall of the detection moving box.
Preferably, the application method of the ring main unit body insulation detection device comprises the following steps:
s1: when the surface of the cabinet body of the ring main unit is required to be tested for insulating property, a worker stretches the distance between the two L-shaped horizontal sliding rails through the telescopic self-locking rod, so that the two L-shaped horizontal sliding rails are conveniently clamped on two sides of the ring main unit with different specifications, the detection moving box can be horizontally positioned on one side of the cabinet body, meanwhile, when the worker controls the detection moving box to move on one side of the cabinet body, the detection moving box can always keep horizontal when moving horizontally through the cooperation between the horizontal sliding blocks and the L-shaped horizontal sliding rails, and the detection moving box can always keep horizontal when moving longitudinally through the arranged longitudinal moving column, so that the detection end of the current detection device in the detection moving box can be attached to the surface of the cabinet body to move, and further the follow-up detection process is convenient;
s2: before the staff detects, at first through rotatory knob, thereby drive the drive threaded rod and rotate, thereby drive the annular frame through the moving part and rotate on the mount, in the rotatory in-process of annular frame, thereby drive three actuating lever and press from both sides the electric wire and fix in annular frame under the effect of slip cap respectively, thereby drive three pinch roller, through the pinch roller of setting, thereby reduce the pressure that the electric wire surface received, thereby avoid the electric wire damage, then detect the side laminating of moving case when moving at the surface of the cabinet body through horizontal drive subassembly, thereby drive the conducting end laminating of the conducting part that is located the fluting and remove at the cabinet body surface, when moving to electric leakage region, thereby start the warning lamp through the electric wire that sets up, thereby trigger the warning lamp and become bright, thereby can directly remind the staff at the opposite side of detecting the moving case, thereby avoid the staff to constantly observe the state of instrument and look for to the region, simultaneously, more swiftly remind the staff to operate cautiously at the during work, improve the security, when improving the detection safety, thereby avoid the electric wire to loosen the normal life-time of the detection device, thereby can't be used for further improving the life-time of the electric wire, the detection is long-time clamped by the control, the knob is avoided;
S3: when the current detection device detects current, the current passes through the electric wire to light the indicator lamp, so that according to the magnetic effect principle of the current, a magnetic needle below the electric wire can rotate on the base through the rotating shaft according to the direction of the current, so that the magnetic needle is driven to rotate anticlockwise, so that a crank is driven to rotate anticlockwise, a driving sliding block is driven by a guide wheel to slide on a limit sliding rod, then a compression spring is stretched on the limit plate, so that a connecting plate is driven to slide between two fixed plates, in the sliding process of the connecting plate, a trapezoid sliding block is driven to slide at the side end of the connecting plate through an inclined part arranged on the guide frame, so that the slope end of the trapezoid sliding block moves towards a collision part, so that the collision part is driven to move towards a direction far away from the connecting plate, thereby driving the L-shaped connecting plate to move, thereby driving the output end of the marking pen to move to the outer side of the detection moving box and to be attached to the counter surface for marking, thereby automatically marking each time when the leakage area is encountered in the process of detecting the moving box to move, further reducing the workload of staff, further improving the detection efficiency, further improving the practicability of the device, simultaneously increasing the friction between the device and the abutting piece by arranging the trapezoid sliding block with the slope end, further rapidly popping the marking pen out when detecting the current, improving the accuracy of the marking position, simultaneously moving the marking pen to the initial position through the arranged abutting spring when leaving from the leakage area, further driving the trapezoid sliding block to restore the initial position, and restoring the connecting plate to the initial position through the arranged compression spring, therefore, the crank is driven by the guide wheel to rotate in the opposite direction, so that the magnetic needle is driven to recover to the state of being horizontal to the electric wire, and the next detection work is facilitated.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, when the surface of the cabinet body of the ring main unit is required to be detected for insulating performance, a worker firstly works by controlling the horizontal driving component and clamps the side end of the cabinet body, so that the detection moving box can be horizontally positioned at one side of the cabinet body, meanwhile, the detection moving box can always keep horizontal when moving at one side of the cabinet body, then the worker can move on the horizontal driving component by controlling the detection moving box, so that the detection end of the current detection device in the detection moving box can be attached to the surface of the cabinet body for movement, as a plurality of electrical equipment are arranged in the ring main unit, when certain area insulating performance of the surface of the cabinet body is poor, the current detection device is activated for working when the detection moving box moves to the area, the worker can be directly reminded of the other side of the detection moving box through the current, so that the worker is required to continuously observe the state of an instrument and search for the area, meanwhile, the worker is more quickly reminded of cautious operation when working, the worker is careful when working, the worker is improved in convenience, and meanwhile, the current detection device is detected by the current detection device, the current detection device is further improved in the safety, the current leakage is further improved, the worker is triggered by the current detection device, and the worker is further improved in the working area, and the working condition that the worker is further triggered by the magnetic induction device when the current detection device is further, the current detection device is positioned at the area, and the position of the area, and the detection device, and the working area, the worker is further, and the current detection device is further improved when the current detection device, and the worker, and the safety when the worker is more than the magnetic device, and the working device, and the user. Therefore, the effect that when the surface of the ring main unit is detected by the insulating property, workers can be reminded of the electric leakage area in the detection process, and meanwhile, each electric leakage area can be marked to avoid the defects of insufficient convenience and low detection efficiency is achieved.
According to the invention, a worker stretches the distance between the two L-shaped horizontal sliding rails through the telescopic self-locking rod, so that the detection moving box is conveniently clamped on two sides of ring main units with different specifications, the detection moving box can be horizontally positioned on one side of the cabinet body, meanwhile, when the worker controls the detection moving box to move on one side of the cabinet body, the detection moving box can always keep horizontal when moving horizontally through the cooperation between the horizontal sliding block and the L-shaped horizontal sliding rail, and the detection moving box can always keep horizontal when moving longitudinally through the arranged longitudinal moving column, so that the detection end of the current detection device in the detection moving box can be attached to the surface of the cabinet body for moving, and further the subsequent detection process is convenient.
According to the invention, the electric wire is clamped and fixed in the annular frame from three directions through the three clamping wheels, so that the position of the electric wire is limited, the pressure on the surface of the electric wire is reduced through the clamping wheels, so that the damage to the electric wire is avoided, then when the side end of the detection moving box is attached to the surface of the cabinet body for moving through the horizontal driving assembly, the conductive end of the conductive piece positioned in the slot is driven to be attached to the surface of the cabinet body for moving, when the detection moving box moves to the electric leakage area, the prompting lamp is started through the electric wire, so that the prompting lamp is triggered to lighten, and the other side of the detection moving box can be directly used for prompting a worker, so that the worker is prevented from continuously observing the state of the instrument and searching the electric leakage area, and simultaneously, the worker is more quickly prompted to operate carefully during working, the safety is improved, and when the detection is not needed, the clamping of the electric wire is prevented from being carried out through the control knob for a long-time, so that the detection work cannot be normally carried out, and the service life of the device is further improved.
According to the invention, when the current detection device detects current, the magnetic needle is driven to rotate anticlockwise according to the magnetic effect principle of the current, the connecting plate is driven to slide between the two fixed plates, the inclined part arranged on the guide frame is used for enabling the inclined end of the trapezoid slider to move towards the abutting part, the abutting part is driven to move towards the direction away from the connecting plate, the output end of the marking pen is driven to move to the outer side of the detection moving box and be attached to the cabinet surface for marking, the workload of a worker is further reduced when the leakage area is encountered each time in the moving process of the detection moving box, the detection efficiency is further improved, the practicability of the device is further improved, meanwhile, the trapezoid slider with the inclined end is arranged, the friction force between the trapezoid slider and the abutting part is increased, the marking pen can be ejected out more rapidly when the current is detected, the accuracy of the marking position is improved, meanwhile, the marking pen is moved to the initial position through the arranged abutting spring, the trapezoid slider is further driven to the initial position, the connecting plate is enabled to recover the initial position through the arranged spring, the fact that the connecting plate is enabled to recover the initial position when the electric wire is separated from the area, and the electric wire is driven to rotate reversely through the crank, and the state of the electric wire is driven to rotate horizontally, and accordingly the detection is convenient.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of a second perspective structure of the present invention;
FIG. 3 is a schematic view of a partial perspective structure of the present invention;
FIG. 4 is a cross-sectional view of a detection mobile box according to the present invention;
FIG. 5 is a schematic perspective view of a current detecting device according to the present invention;
FIG. 6 is a schematic perspective view of a fixing assembly according to the present invention;
FIG. 7 is a schematic perspective view of a synchronous marking device according to the present invention;
FIG. 8 is a schematic diagram of a partial perspective view of a synchronous marking device according to the present invention;
fig. 9 is a schematic diagram showing a partial perspective view of a synchronous marking device according to the present invention.
In the figure: 1. detecting a mobile box; 2. a horizontal drive assembly; 21. an L-shaped horizontal sliding rail; 22. a horizontal slider; 23. a telescopic self-locking rod; 24. longitudinally moving the column; 3. a partition plate; 4. a current detection device; 41. a fixing assembly; 411. a fixing frame; 412. a driving rod; 413. a sliding sleeve; 414. an annular frame; 415. a pinch roller; 416. a moving member; 417. a driving block; 418. driving a threaded rod; 419. a knob; 42. a detection assembly; 421. an electric wire; 422. a conductive member; 423. a warning light; 5. a synchronous marking device; 51. a magnetic induction assembly; 511. a base; 512. a rotating shaft; 513. a magnetic needle; 514. a crank; 515. a limiting plate; 516. a limit sliding rod; 517. driving a sliding block; 518. a compression spring; 519. a guide wheel; 52. a linkage assembly; 521. a fixed block; 522. a connecting plate; 523. a guide frame; 524. a trapezoidal slider; 525. an oblique member; 526. a locking member; 527. a contact member; 528. a contact spring; 53. a marking assembly; 531. an L-shaped connecting plate; 532. a marker pen.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the utility model provides an insulating detection device of looped netowrk cabinet body, is including detecting movable box 1, detect movable box 1 setting on the horizontal plane, detect movable box 1 and be the cavity setting, detect the equal cladding of movable box 1 box surface and have insulating rubber pad, be equipped with the horizontal drive subassembly 2 that is used for detecting the time remove on the movable box 1, be equipped with division board 3 in detecting movable box 1, be equipped with the electric current detection device 4 that is used for detecting on the division board 3, division board 3's below is equipped with and is used for carrying out synchronous mark device 5 of sign for bad region, synchronous mark device 5 includes magnetic induction subassembly 51, linkage subassembly 52 and mark subassembly 53, magnetic induction subassembly 51 sets up on division board 3 and is located electric current detection device 4's below, linkage subassembly 52 sets up in magnetic induction subassembly 51's below and is located division board 3's below, mark subassembly 53 sets up on linkage subassembly 52 and is located electric current detection device 4's side.
In this embodiment, as shown in fig. 1, 2 and 3, the horizontal driving assembly 2 includes two L-shaped horizontal sliding rails 21, the L-shaped horizontal sliding rails 21 are slidably connected with horizontal sliding blocks 22, two telescopic self-locking bars 23 are fixedly connected to opposite sides of the two horizontal sliding blocks 22, and two opposite ends of the four telescopic self-locking bars 23 are connected through a longitudinal moving column 24;
when the surface of the cabinet body of the ring main unit needs to be detected for insulating performance, a worker stretches the distance between the two L-shaped horizontal sliding rails 21 through the telescopic self-locking rod 23, so that the two sides of the ring main unit with different specifications are conveniently clamped, the detection moving box 1 can be horizontally positioned on one side of the cabinet body, meanwhile, the worker controls the detection moving box 1 to move on one side of the cabinet body, the detection moving box 1 can always keep horizontal during horizontal movement through the cooperation between the horizontal sliding blocks 22 and the L-shaped horizontal sliding rails 21, and the detection moving box 1 can always keep horizontal during longitudinal movement through the arranged longitudinal moving columns 24, so that the detection end of the current detection device 4 in the detection moving box 1 can be attached to the surface of the cabinet body to move, and further the subsequent detection process is convenient.
In this embodiment, as shown in fig. 4, 5 and 6, the current detecting device 4 includes two fixing assemblies 41 and detecting assemblies 42, the two fixing assemblies 41 are symmetrically disposed on the partition plate 3 and are all located inside the detecting moving case 1, the detecting assemblies 42 are disposed on the two fixing assemblies 41, the fixing assemblies 41 include a fixing frame 411, the bottom of the fixing frame 411 is fixedly connected with the top of the partition plate 3, three driving rods 412 are rotationally connected to one side of the fixing frame 411 at equal intervals, sliding sleeves 413 are connected to the driving rods 412, one side of the fixing frame 411 is rotationally connected with an annular frame 414, the driving rods 412 extend to the inside through the annular frame 414, the sliding sleeves 413 are respectively rotationally connected with two sides of the inner wall of the annular frame 414, the other ends of the driving rods 412 are rotationally connected with clamping wheels 415, the top of the annular frame 414 is fixedly connected with a moving member 416, one side of the fixing frame 411 and one side of the moving member 416 are fixedly connected with driving blocks 417, one end of each driving rod 418 is fixedly connected with one end of a knob 418 of the two driving blocks 417, which is connected with one end of the knob 418 of the threaded rod is connected with the outside of the knob 418 through the detecting case 1;
The detecting assembly 42 includes an electric wire 421, two ends of the electric wire 421 pass through the two annular frames 414, two ends of the electric wire 421 are clamped by two groups of clamping wheels 415, a conductive piece 422 is disposed in a slot formed in the side wall of the detecting mobile box 1, the conductive piece 422 is electrically connected with the electric wire 421, and a prompting lamp 423 is horizontally disposed on one side of the detecting box body away from the conductive piece 422 and is electrically connected with the other end of the electric wire 421;
before the staff detects, at first through rotatory knob 419, thereby drive the drive threaded rod 418 and rotate, thereby drive annular frame 414 through moving piece 416 and rotate on mount 411, in the rotatory in-process of annular frame 414, thereby drive three actuating lever 412 and be close to annular frame 414 center respectively under the effect of sliding sleeve 413, thereby drive three pinch roller 415 and press from both sides electric wire 421 tightly and fix in annular frame 414 from three orientation, thereby the position that limits electric wire 421, through the pinch roller 415 that sets up, thereby reduce the pressure that electric wire 421 surface received, thereby avoid electric wire 421 damage, then detect the side laminating of movable box 1 when moving at the surface of the cabinet body through horizontal drive subassembly 2, thereby the conducting end laminating that is located the fluting is moved at the surface of the cabinet body, when moving to the electric leakage region, thereby start warning lamp 423 through the electric wire that sets up, thereby trigger warning lamp 421 and become bright, thereby can directly remind the staff at the opposite side that detects movable box 1, thereby avoid the staff to need constantly look for the state of looking for electric leakage region and to seek, simultaneously, the device is further improved in order to carry out the improvement of the electric wire life-time to detect the electric wire at the time of the careless performance of detecting the electric wire, the device is further improvement in the safety device that detects the electric wire 421 is carried out at the surface of the detection device is further, the improvement of the safety and can's life-time is further is avoided to the improvement in detecting the electric wire, the safety device is used to detect the safety device is required to detect the electric wire 421.
In this embodiment, as shown in fig. 7, 8 and 9, the magnetic induction assembly 51 includes a base 511, the base 511 is disposed at the top of the partition plate 3 and is located below the electric wire 421, a rotation shaft 512 is connected to the axle center of the base 511 in a penetrating manner, and the bottom end of the rotation shaft 512 penetrates through the partition plate 3 and extends to the lower side of the partition plate 3, a magnetic needle 513 is horizontally disposed on the rotation shaft 512, and the magnetic needle 513 is disposed in parallel with the electric wire 421, a damping glue is disposed on the surface of the rotation shaft 512, a crank 514 is fixedly connected to the bottom end of the rotation shaft 512, a limit plate 515 is fixedly connected to the lower side of the partition plate 3, a limit sliding rod 516 is horizontally disposed on the limit plate 515 and is fixedly connected to one end of the limit sliding rod, the other end of the limit sliding rod 516 is fixedly connected to the inner wall of the detection moving box 1 and is located on one side of the crank 514, a driving slider 517 is slidably disposed on the limit sliding rod 516, a side end of the limit plate 515 near the driving slider 517 is provided with a compression spring 518 and is connected to one end of the compression spring 518, the other end of the spring 518 is connected to the electric wire 421, the driving slider 517 is fixedly connected to one side of the driving slider 517 near the compression spring 514, and is disposed on the other side of the guide runner of the crank 514 near the crank 514, and is located on the other side of the inner runner of the guide runner;
The linkage assembly 52 comprises a fixed block 521, two fixed blocks 521 are fixedly connected to the bottom of the inside of the detection mobile box 1 and are respectively and slidably arranged on the longitudinal mobile column 24 on the same side, a connecting plate 522 is slidably arranged between the two fixed blocks 521, the top of the connecting plate 522 is fixedly connected with the bottom of the driving slider 517, a guide frame 523 is fixedly connected to the bottom of the inside of the detection box and is positioned at one side of the crank 514, a trapezoidal slider 524 is slidably connected to one side of the connecting plate 522 close to the guide frame 523, the slope end of the trapezoidal slider 524 is far away from the fixed block 521, an oblique member 525 is fixedly connected to one side of the guide frame 523 close to the connecting plate 522, one end of the oblique member 525 is slidably penetrated through the trapezoidal slider 524, the other side of the guide frame 523 is fixedly connected with a locking member 526, a mounting groove is formed in the locking member 526, the side end of the abutting member 527 is slidably penetrated through one side of the guide frame 524, the other end of the abutting member 527 is slidably penetrated through the mounting groove and extends to the outer side of the locking member 526, and the inner wall of the mounting groove is fixedly connected with the other end 528 of the abutting member 528, which is connected with the side of the spring end of the abutting member 527;
The marking assembly 53 comprises an L-shaped connecting plate 531, wherein the L-shaped connecting plate 531 is vertically arranged at the side end of the locking piece 526, one end of the L-shaped connecting plate 531 is connected with one end of the abutting piece 527, the other end of the L-shaped connecting plate 531 passes through the partition plate 3 and is in sliding fit with the partition plate, a marking pen 532 is fixedly connected to one end of the L-shaped connecting plate 531 passing through the partition plate 3 and is positioned below the conductive piece 422, and the marking pen 532 is horizontally arranged and is positioned in a through groove formed in the side wall of the detection mobile box 1;
when the current detection device 4 detects the current, the current passes through the electric wire 421 to light the indicator lamp 423, so that according to the magnetic effect principle of the current, the magnetic needle 513 positioned below the electric wire 421 rotates on the base 511 according to the current direction through the rotating shaft 512 to drive the magnetic needle 513 to rotate anticlockwise, so as to drive the crank 514 to rotate anticlockwise, so that the guide wheel 519 drives the driving sliding block 517 to slide on the limit sliding rod 516, and then the compression spring 518 stretches on the limit plate 515 to drive the connecting plate 522 to slide between the two fixed plates, during the sliding of the connecting plate 522, the inclined part 525 positioned on the guide frame 523 drives the trapezoidal sliding block 524 to slide on the side end of the connecting plate 522 according to the inclined part 525, so that the inclined end of the trapezoidal sliding block 524 moves towards the abutting part 527, thereby driving the abutting piece 527 to move towards the direction far away from the connecting plate 522, thereby driving the L-shaped connecting plate 531 to move, thereby driving the output end of the marking pen 532 to move to the outer side of the detection moving box 1 and to be attached to the counter surface for marking, thereby automatically marking each time when the leakage area is encountered in the process of detecting the movement of the moving box 1, further reducing the workload of staff, thereby improving the detection efficiency, further improving the practicability of the device, simultaneously increasing the friction force between the abutting piece 527 by arranging the trapezoid slide block 524 with a slope end, further rapidly popping the marking pen 532 when detecting current, thereby improving the accuracy of the marking position, simultaneously, when leaving from the leakage area, moving the marking pen 532 to the initial position by the arranged abutting spring 528, further driving the trapezoid slide block 524 to restore the initial position, and the connecting plate 522 is restored to the initial position through the arranged compression spring 518, so that the crank 514 is driven to rotate in the opposite direction through the guide wheel 519, and the magnetic needle 513 is driven to restore to be horizontal to the electric wire 421, thereby facilitating the next detection work.
The application method and the advantages of the invention are as follows: the application method of the ring main unit body insulation detection device comprises the following working processes:
as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9:
s1: when the surface of the cabinet body of the ring main unit is required to be tested for insulating property, a worker stretches the distance between the two L-shaped horizontal sliding rails 21 through the telescopic self-locking rod 23, so that the two sides of the ring main unit with different specifications are conveniently clamped, the detection moving box 1 can be horizontally positioned on one side of the cabinet body, meanwhile, when the worker controls the detection moving box 1 to move on one side of the cabinet body, the detection moving box 1 can always keep horizontal when moving horizontally through the cooperation between the horizontal sliding block 22 and the L-shaped horizontal sliding rails 21, and the detection moving box 1 can always keep horizontal when moving longitudinally through the arranged longitudinal moving column 24, so that the detection end of the current detection device 4 in the detection moving box 1 can be attached to the surface of the cabinet body for moving, and further the subsequent detection process is convenient;
s2: before a worker detects, the knob 419 is rotated to drive the driving threaded rod 418 to rotate, thereby driving the annular frame 414 to rotate on the fixed frame 411 through the moving piece 416, in the process of rotating the annular frame 414, thereby driving the three driving rods 412 to approach the center of the annular frame 414 respectively under the action of the sliding sleeve 413, thereby driving the three clamping wheels 415 to clamp and fix the electric wire 421 in the annular frame 414 from three directions, thereby limiting the position of the electric wire 421, reducing the pressure on the surface of the electric wire 421 through the clamping wheels 415, avoiding the damage of the electric wire 421, then driving the conductive end of the conductive piece 422 positioned in the slot to move on the surface of the cabinet body when the side end of the movable box 1 is detected to be attached to the surface of the cabinet body through the horizontal driving component 2, and starting the prompting lamp 423 when the movable box is moved to the electric leakage area, thereby triggering the prompting lamp 423 to lighten, thereby directly prompting the worker on the other side of the movable box 1, avoiding the state that the worker needs to continuously observe and rapidly look for the leakage area, simultaneously improving the safety of the electric wire 421 and further avoiding the problem that the worker is not required to wear down when the electric wire is detected, and further improving the safety of the electric wire is not required to be carried out by the device when the movable box 421 is detected, and the safety device is further controlled to detect the electric wire is not required to be convenient to be further used for the detecting the electric wire, and the operator is further improving the safety life when the safety of the electric wire is detected;
S3: when the current detection device 4 detects the current, the current passes through the electric wire 421 to light the indicator lamp 423, so that according to the magnetic effect principle of the current, the magnetic needle 513 positioned below the electric wire 421 rotates on the base 511 according to the current direction through the rotating shaft 512 to drive the magnetic needle 513 to rotate anticlockwise, so as to drive the crank 514 to rotate anticlockwise, so that the guide wheel 519 drives the driving sliding block 517 to slide on the limit sliding rod 516, and then the compression spring 518 stretches on the limit plate 515 to drive the connecting plate 522 to slide between the two fixed plates, during the sliding of the connecting plate 522, the inclined part 525 positioned on the guide frame 523 drives the trapezoidal sliding block 524 to slide on the side end of the connecting plate 522 according to the inclined part 525, so that the inclined end of the trapezoidal sliding block 524 moves towards the abutting part 527, thereby driving the abutting piece 527 to move towards the direction far away from the connecting plate 522, thereby driving the L-shaped connecting plate 531 to move, thereby driving the output end of the marking pen 532 to move to the outer side of the detection moving box 1 and to be attached to the counter surface for marking, thereby automatically marking each time when the leakage area is encountered in the process of detecting the movement of the moving box 1, further reducing the workload of staff, thereby improving the detection efficiency, further improving the practicability of the device, simultaneously increasing the friction force between the abutting piece 527 by arranging the trapezoid slide block 524 with a slope end, further rapidly popping the marking pen 532 when detecting current, thereby improving the accuracy of the marking position, simultaneously, when leaving from the leakage area, moving the marking pen 532 to the initial position by the arranged abutting spring 528, further driving the trapezoid slide block 524 to restore the initial position, and the connecting plate 522 is restored to the initial position through the arranged compression spring 518, so that the crank 514 is driven to rotate in the opposite direction through the guide wheel 519, and the magnetic needle 513 is driven to restore to be horizontal to the electric wire 421, thereby facilitating the next detection work.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. Ring main unit body insulation detection device, its characterized in that: including detecting movable box (1), detect movable box (1) and set up on the horizontal plane, detect movable box (1) and be the cavity setting, detect the equal cladding of movable box (1) box surface and have insulating cushion, be equipped with on detecting movable box (1) and be used for detecting time moving horizontal drive subassembly (2), be equipped with division board (3) in detecting movable box (1), be equipped with on division board (3) and be used for detecting electric current detection device (4), the below of division board (3) is equipped with synchronous mark device (5) that are used for carrying out the sign for bad region, synchronous mark device (5) are including magnetic induction subassembly (51), linkage subassembly (52) and mark subassembly (53), magnetic induction subassembly (51) set up on division board (3) and are located the below of electric current detection device (4), linkage subassembly (52) set up in the below of magnetic induction subassembly (51) and are located the below of division board (3), mark subassembly (53) set up on linkage subassembly (52) and are located the side of electric current detection device (4).
2. The ring main unit body insulation detection device according to claim 1, wherein: the horizontal driving assembly (2) comprises two L-shaped horizontal sliding rails (21), the L-shaped horizontal sliding rails (21) are connected with horizontal sliding blocks (22) in a sliding mode, two telescopic self-locking rods (23) are fixedly connected to opposite sides of the two horizontal sliding blocks (22), and one ends, which are two groups of opposite, of the four telescopic self-locking rods (23) are connected through longitudinal moving columns (24).
3. The ring main unit body insulation detection device according to claim 1, wherein: the current detection device (4) comprises a fixing component (41) and a detection component (42), wherein the fixing component (41) is provided with two fixing components (41), the two fixing components (41) are symmetrically arranged on a partition plate (3) and are located in the detection moving box (1), the detection component (42) is arranged on the two fixing components (41), the fixing component (41) comprises a fixing frame (411), the bottom of the fixing frame (411) is fixedly connected with the top of the partition plate (3), three driving rods (412) are rotationally connected to one side of the fixing frame (411) at equal intervals, a sliding sleeve (413) is connected to one side of the driving rod (412) in a rotating mode, an annular frame (414) is connected to one side of the fixing frame (411), the driving rod (412) penetrates through the annular frame (414) to extend into the inside of the fixing frame, the sliding sleeve (413) is respectively rotationally connected with two sides of the inner wall of the annular frame (414), the other end of the driving rod (412) is rotationally connected with a clamping wheel (415), a top of the annular frame (414) is fixedly connected with a moving piece (416), one side of the driving piece (416) is connected with a driving piece (417) through one side of the driving piece (417) and the driving piece (417) is connected with one side of the driving piece (417), one end of the driving threaded rod (418) penetrates through the detection moving box (1) and is fixedly connected with one end of a knob (419) outside the detection moving box.
4. A ring main unit body insulation detection device according to claim 3, wherein: the detection assembly (42) comprises an electric wire (421), two annular frames (414) are penetrated at two ends of the electric wire (421), two ends of the electric wire (421) are clamped by two groups of clamping wheels (415), a conductive piece (422) is arranged in a groove formed in the side wall of the detection moving box (1), the conductive piece (422) is electrically connected with the electric wire (421), and a prompt lamp (423) is horizontally arranged at one side of the detection box, far away from the conductive piece (422), and is electrically connected with the other end of the electric wire (421).
5. The ring main unit body insulation detection device according to claim 1, wherein: the magnetic induction assembly (51) comprises a base (511), the base (511) is arranged at the top of the partition plate (3) and is positioned below the electric wire (421), a rotating shaft (512) is connected to the axis of the base (511) in a penetrating way, the bottom end of the rotating shaft (512) penetrates through the partition plate (3) and extends to the lower side of the partition plate (3), a magnetic needle (513) is horizontally arranged on the rotating shaft (512), the magnetic needle (513) and the electric wire (421) are arranged in parallel, damping rubber is arranged on the surface of the rotating shaft (512), a crank (514) is fixedly connected to the bottom end of the rotating shaft (512), a limiting plate (515) is fixedly connected to the lower side of the partition plate (3), a limiting sliding rod (516) is horizontally arranged on the limiting plate (515) and is fixedly connected to one end of the limiting sliding rod, the other end of the limiting sliding rod (516) is fixedly connected to the inner wall of the detection moving box (1) and is positioned on one side of the crank (514), a driving sliding block (513) is arranged on the limiting sliding, a side of the limiting plate (515) is close to the driving block (518) and is provided with a compression spring (518) which is connected to one end of the compression block (518), the other end of the crank (514) is provided with a guide wheel (519) and is positioned in the chute, and the side end of the guide wheel (519) is used for sliding fit with the inner wall of the chute.
6. The ring main unit body insulation detection device according to claim 1, wherein: the linkage assembly (52) comprises a fixed block (521), two fixed blocks (521) are fixedly connected to the bottom of the inside of the detection moving box (1) and are respectively arranged on longitudinal moving columns (24) on the same side in a sliding mode, a connecting plate (522) is arranged between the two fixed blocks (521) in a sliding mode, the top of the connecting plate (522) is fixedly connected with the bottom of the driving sliding block (517), a guide frame (523) is fixedly connected to the bottom of the inside of the detection box and is positioned on one side of a crank (514), a trapezoidal sliding block (524) is connected to one side of the connecting plate (522) in a sliding mode, the slope end of the trapezoidal sliding block (524) is far away from the fixed block (521), one end of the guide frame (523) close to one side of the connecting plate (522) is fixedly connected with an oblique part (525) and penetrates through the trapezoidal sliding block (524), the other side of the guide frame (523) is fixedly connected with a locking part (526) and a mounting groove is formed in the locking part (526), the sliding part is in the mounting groove, the sliding part is in a sliding mode, the side of the sliding part (527) is in a abutting part (527) and penetrates through the other side of the sliding part (527), the inner wall of the mounting groove is fixedly connected with an abutting spring (528), and the other end of the abutting spring (528) is connected with the side end of the abutting piece (527).
7. The ring main unit body insulation detection device according to claim 1, wherein: the marking component (53) comprises an L-shaped connecting plate (531), the L-shaped connecting plate (531) is vertically arranged at the side end of the locking piece (526) and one end of the L-shaped connecting plate (531) is connected with one end of the abutting piece (527), the other end of the L-shaped connecting plate (531) penetrates through the partition plate (3) and is in sliding fit with the partition plate, a marking pen (532) is fixedly connected to one end of the L-shaped connecting plate (531) penetrating through the partition plate (3) and is located below the conductive piece (422), and the marking pen (532) is horizontally arranged and located in a through groove formed in the side wall of the detection mobile box (1).
8. The application method of the ring main unit body insulation detection device comprises the following steps:
s1: when the surface of the cabinet body of the ring main unit is required to be detected for insulating property, a worker stretches the distance between the two L-shaped horizontal sliding rails (21) through the telescopic self-locking rod (23) so as to be conveniently clamped on two sides of the ring main units with different specifications, the detection moving box (1) is horizontally positioned on one side of the cabinet body, and meanwhile, when the worker controls the detection moving box (1) to move on one side of the cabinet body, the detection moving box (1) is always kept horizontal during horizontal movement through the cooperation between the horizontal sliding blocks (22) and the L-shaped horizontal sliding rails (21), and the detection moving box (1) is always kept horizontal during longitudinal movement through the arranged longitudinal moving columns (24), so that the detection end of the current detection device (4) in the detection moving box (1) is attached to the surface of the cabinet body for movement;
S2: before a worker detects, the worker firstly drives the driving threaded rod (418) to rotate through the rotary knob (419), drives the annular frame (414) to rotate on the fixed frame (411) through the moving part (416), and drives the three driving rods (412) to approach the center of the annular frame (414) under the action of the sliding sleeve (413), the three clamping wheels (415) clamp and fix the electric wire (421) in the annular frame (414) from three directions, so that the position of the electric wire (421) is limited, then the horizontal driving assembly (2) enables the side end of the detection moving box (1) to be attached to the surface of the cabinet body to move, and accordingly drives the conductive end of the conductive part (422) located in the slot to be attached to the surface of the cabinet body to move;
s3: when the current detection device (4) detects the current, the current passes through the electric wire (421) to light the prompting lamp (423), the magnetic needle (513) below the electric wire (421) rotates on the base (511) according to the current direction through the rotating shaft (512) and drives the magnetic needle (513) to rotate anticlockwise, so as to drive the crank (514) to rotate anticlockwise, the driving sliding block (517) is driven by the guide wheel (519) to slide on the limit sliding rod (516), then the compression spring (518) is stretched on the limit plate (515), the connecting plate (522) is driven to slide between the two fixed plates, in the sliding process of the connecting plate (522), the trapezoidal sliding block (524) is driven to slide through the inclined part (525), the abutting part (527) is driven to be far away from the connecting plate (522), and the L-shaped connecting plate (531) is driven to move, so that the output end of the marking pen (532) moves to the outer side of the detection moving box (1) and is marked on the cabinet surface, the automatic marking tape is automatically carried out on the ground in the process of the moving detection moving box (1), the current leakage area is automatically marked when the marking area is met, and meanwhile the current is rapidly ejected from the area (527) through the inclined part (527) in the sliding process, the marker pen (532) will be moved to the initial position by the provision of the interference spring (528).
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| CN202310863109.7A CN116643131B (en) | 2023-07-14 | 2023-07-14 | Ring main unit body insulation detection device and use method |
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| CN118444112A (en) * | 2024-07-08 | 2024-08-06 | 江西国翔电力设备有限公司 | Insulation detection device for ring main unit body |
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