CN211236022U - Live working insulating rope resistance detects uses wiring system - Google Patents
Live working insulating rope resistance detects uses wiring system Download PDFInfo
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- CN211236022U CN211236022U CN201921882445.1U CN201921882445U CN211236022U CN 211236022 U CN211236022 U CN 211236022U CN 201921882445 U CN201921882445 U CN 201921882445U CN 211236022 U CN211236022 U CN 211236022U
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- 239000000463 material Substances 0.000 claims description 6
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Abstract
The utility model discloses a wiring system for detecting resistance of an insulating rope in live working, which comprises two power brackets and two damping brackets, wherein the power brackets and the damping brackets are respectively arranged at the same side corner part and the other side corner part of a rectangle, and a bracket brace rod is respectively connected between the two power brackets and between the two damping brackets; the two power supports are a driving support and a driven support, rope ring sleeve rod shafts in the horizontal direction are symmetrically connected at the same height position of the tops of the power supports and the damping support, and rope winding rotating shafts are respectively connected between the two corresponding rope ring sleeve rod shafts; the rope loop rod shaft of the power support is connected with a transmission device which enables the rope loop rod shaft to rotate, and the rope loop rod shaft of the damping support is connected with a damping device which applies resistance to the rope loop rod shaft. Wind in the wiring pivot of driven support side after insulating rope fifty percent discount earlier, draw two fag ends simultaneously to the initiative side and straighten the back, can measure the resistance value of two unit section lengths at every turn simultaneously, can not only avoid insulating rope winding balling, can also improve detection efficiency.
Description
Technical Field
The utility model belongs to live working multiplexer utensil field specifically is a live working insulating rope resistance detects uses wiring system.
Background
With the continuous development of economy in China, the requirement of users on power supply reliability is continuously improved. In order to reduce the adverse effects of power grid power failure maintenance and detection on national economy and resident life, live working can complete line and equipment maintenance, detection and transformation under the condition of ensuring continuous power supply, and the method is an important technical measure.
The insulating rope is a tool with extremely high use frequency in live working, and the insulation resistance of the insulating rope needs to be measured before each use.
Need two staff to strain the rope both ends and make the rope straighten and measure when detecting insulating rope at present, this kind of mode has following problem:
because the length of the rope reaches dozens of meters, the detection mode is complex to operate, only one section of sampling inspection can be carried out on the insulated rope, the good insulation of the whole rope cannot be ensured, and potential safety hazards exist;
only a single rope can be detected each time, so that the efficiency is low;
the rope is easy to be wound into a ball in the winding and unwinding process, the working process is seriously influenced, and the unnecessary working time is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can be fast will detect the unit length section of insulating rope and stretch straight, and can improve detection efficiency's wiring system.
The utility model provides a wiring system for detecting resistance of an insulating rope in live working, which comprises two power supports and two damping supports, wherein the two power supports are respectively arranged at the same corner of a rectangle, the two damping supports are symmetrically arranged at the two corners of the other side of the rectangle, and support supporting rods are respectively connected between the two power supports and between the two damping supports; the two power supports are a driving support and a driven support, rope ring sleeve rod shafts in the horizontal direction are symmetrically connected at the same height position of the tops of the power supports and the damping support, and rope winding rotating shafts are respectively connected between the two corresponding rope ring sleeve rod shafts; the rope loop rod shaft of the power support is connected with a transmission device which enables the rope loop rod shaft to rotate, and the rope loop rod shaft of the damping support is connected with a damping device which applies resistance to the rope loop rod shaft.
In one embodiment of the above technical solution, the power bracket includes a base, a guide rail, a tension spring, an open type synchronous belt, a pedal assembly, a support pillar, a rope ring collar rod shaft, and a transmission device; the guide rail and the tension spring are vertically connected to the base along the vertical direction respectively, the tension spring is installed in a natural state, and the lower end of the support column is connected to the periphery of the base corresponding to the guide rail and the tension spring; the pedal assembly comprises a pedal and a connecting arm which is connected with the pedal and is along the vertical direction; the transmission device comprises a synchronous sleeve, a one-way roller bearing and a synchronous gear which are sequentially connected with the outer wall of a rope ring loop bar shaft, the upper end section of the open type synchronous belt is connected with the upper end of the tension spring after bypassing the synchronous gear, the side edge of the lower end section is vertically connected with a sliding plate along the vertical direction, the sliding plate is connected with a sliding block, and the sliding block is sleeved on the guide rail; the pedal of the pedal component is positioned outside the support column, the connecting arm is fixed on the sliding plate, a pedal stroke groove is arranged on the support column corresponding to the connecting arm, and the initial position of the pedal is the upper end of the stroke groove; when the pedal is stepped down, the unidirectional roller bearing rotates unidirectionally through force transmission, so that the rope ring sleeve rod shaft also rotates unidirectionally; after the pedal is loosened, the one-way roller bearing idles in a reverse direction, the rope ring sleeve rod shaft does not rotate, and the pedal returns under the restoring force action of the tension spring.
In an embodiment of the above technical solution, the damping bracket includes a base, a support column, the loop rod shaft, and a damping device, the base is connected to a lower end of the support column, the damping device is connected to an upper end of the support column above the loop rod shaft, and when a rope is wound, the damping device provides damping to the loop rod shaft so as to tension the insulating rope to be detected.
In one embodiment of the above technical scheme, the base comprises a horizontal supporting platform, adjusting assemblies and a mounting box, the adjusting assemblies comprise a base plate and adjusting screws vertically connected to the base plate along the vertical direction, the adjusting screws of the two adjusting assemblies are symmetrically connected to two ends of the horizontal supporting platform, and a rectangular mounting box with an upper opening is arranged in the middle of the horizontal supporting platform; the support column is a rectangular hollow column, is made of epoxy resin material and is hollowed out, and the lower end of the support column is sleeved outside the rectangular mounting box for positioning; the rope ring sleeve rod shaft comprises a rod shaft section and a U-shaped joint at one end of the rod shaft section, and the two ends of the rope winding rotating shaft are respectively inserted into the U-shaped joints and are locked and connected through screws connected with the U-shaped joints; the rod shaft section of the rope ring sleeve rod shaft of the damping support is connected with a fixed seat corresponding to two side wall plates of the support column, and the fixed seat is connected to the two side wall plates through screws.
In one embodiment of the above technical solution, the lower end of the tension spring is inserted into one end of the rectangular mounting box and fixed, the two guide rails have rectangular cross sections, one of the guide rails is connected to the middle position of one side of the rectangular mounting box in the length direction, and the other guide rail is connected to the middle position of the other end of the rectangular mounting box in the width direction; the sliding plate is correspondingly connected with a guide rail at the middle position in the length direction of the rectangular mounting box and is connected with an upper sliding block and a lower sliding block, and the two sliding blocks are respectively sleeved on the guide rail through sliding grooves; the connecting arm of the pedal assembly is connected to the far tension spring side of the guide rail at the middle position in the length direction of the rectangular mounting box in parallel on the sliding plate, and the outer side edge of the connecting arm is in contact with the inner side surface of the other guide rail; the guide rail is evenly provided with threaded holes along the height direction, the support column is provided with corresponding round holes, and the guide rail and the support column are connected and fastened through bolts.
In an embodiment of the above technical solution, an outer end section of the synchronizing sleeve has an axial groove, and an inner end section is connected to a rod shaft section of the rope ring sleeved rod shaft through a shaft sleeve; the outer interference of the inner end section of the synchronous sleeve is connected with the one-way roller bearing, and the outer interference of the one-way roller bearing is connected with the synchronous gear.
In one embodiment of the above technical solution, the transmission device further includes a winding lock ring, a winding lock catch, a fixing pin, and a housing, the winding lock ring is sleeved at an outer end of the synchronizing sleeve, the winding lock catch and the fixing pin are connected thereto, the winding lock catch is inserted into an axial groove of the synchronizing sleeve, the fixing pin vertically penetrates through a loop lever shaft, the housing covers the synchronizing gear and an inner end section of the synchronizing sleeve, an outer end section of the synchronizing sleeve extends out of the housing, and an outer end section of a shaft section of the loop lever shaft extends out of the synchronizing sleeve; the winding lock ring is of a horizontally inverted convex structure, the small-diameter section of the winding lock ring is sleeved at the outer end of the rope ring sleeve rod shaft outwards, the small-diameter section of the winding lock ring is fixed with the rope ring sleeve rod shaft through a radial pin, the large-diameter section of the winding lock ring is connected with the winding lock catch along the radial thread, and the outer end section of the synchronous sleeve is inserted into the large-diameter section of the winding lock ring to realize transmission through the winding lock catch.
In one embodiment of the above technical solution, the damping device includes a damping block, a damping pinch roller, and a pinch roller mounting bracket; the pressing wheel mounting frame comprises a top plate and two vertical plates symmetrically connected to the lower side of the top plate, a round hole is formed in the middle of the top plate, a downward extending boss is arranged at the position, corresponding to the round hole, of the lower side of the top plate, and the boss is provided with an axial central screw hole; the damping pinch roller comprises a pressing rod and a stress application disc at the upper end of the pressing rod, a thread section with the length larger than that of the boss is arranged at the position, corresponding to the boss, of the upper portion of the pressing rod, the lower end of the pressing rod penetrates through the top plate and then is connected with a damping block through a screw, and the damping block is made of rubber materials.
In an embodiment of the above technical scheme, a vertical plate of the pinch roller mounting frame is inserted into an inner cavity of an upper end of the support column, the top plate is located at an upper end of a side wall plate of the support column, the vertical plate and the side wall plate are connected and fastened through a screw, and a bottom surface of the damping block is located above a rod shaft section of the rope ring sleeve rod shaft.
The utility model discloses set up power support and damping support respectively in four bights of a rectangle, power support and damping support are located the homonymy bight of rectangle respectively, and the power support and the damping support that correspond position department constitute initiative collateral branch frame and driven collateral branch frame respectively. The top of the power support and the top of the damping support are symmetrically connected with rope ring sleeve rod shafts, the rope ring sleeve rod shafts of the power support are connected with a transmission device which enables the power support and the damping support to rotate, the rope ring sleeve rod shafts of the damping support are connected with a damping device, and rope winding rotating shafts are respectively connected between the rope ring sleeve rod shafts of the power support and the damping support. The rope winding rotating shafts are rotated in a single direction through the transmission device, and the insulating rope is straightened between the two rope winding rotating shafts through the damping device. Specifically, the insulating rope is completely wound on the driven-side rope winding rotating shaft, and then the rope head of the insulating rope is pulled to the driving-side rope winding rotating shaft. The principle of winding the insulating rope on the driven side is as follows: the tension spring and the guide rail are vertically connected to the base, the tension spring is installed in a natural state, the upper end of the open type synchronous belt is fixedly connected with the upper end of the tension spring after bypassing the transmission assembly, the lower end of the open type synchronous belt is connected with the sliding plate, the sliding plate is provided with a sliding block capable of sliding along the guide rail, and the connecting arm of the pedal assembly is fixed to the sliding plate. In the initial state, the pedal is at the highest position of the pedal travel groove on the support column. Trample the in-process under the footboard, the sliding plate passes through the slider and slides down along the guide rail, open hold-in range and synchronous gear meshing, and one-way roller bearing rotates and gives the wiring pivot along a direction, makes the wiring pivot rotate along a direction and realizes the wiring function, turns into the rotatory power of wiring pivot with the manpower, and the hold-in range is up tensile with the extension spring simultaneously. When the pedal is released, the one-way roller bearing idles in the other direction under the action of the synchronous gear, and the pedal returns to the initial position under the action of the restoring force of the tension spring. I.e. the function of the one-way roller bearing is to keep the rope winding shaft rotating in one direction. After the wiring is finished, a certain resistance is applied to a rope ring sleeve rod shaft of the damping support, a rope head on a driven side wiring rotating shaft is pulled to be fixed to a driving side wiring rotating shaft, an insulation detecting instrument is adopted to detect an insulation rope section between a driving side and a driven side, a damping pressing wheel of the driving side and the driven side is loosened again, a pedal of the driving side power support is stepped downwards, the insulation rope on the driven side wiring rotating shaft continues to move towards the driving side for an interval section, the detection is performed again, and the operation is repeated until the insulation rope is completely detected. In short, after the system is applied, after the whole length of the insulating rope is folded and wound on the rope winding rotating shaft at the driven side, the insulating rope is pulled to the driving side for two unit segment lengths each time to detect, and the unit segment length is the distance between the rope winding rotating shafts at the driving side and the driven side. Because insulating rope fifty percent discount has at first, so whole twine have two fag ends after in driven side wiring pivot, draw two fag ends simultaneously to the initiative side and straighten the back, can measure the resistance value of two unit section lengths at every turn simultaneously, can not only avoid insulating rope winding balling, can also improve detection efficiency.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic three-dimensional structure of the power bracket of the embodiment with the support column removed.
Fig. 3 is an enlarged structural schematic of the power bracket of fig. 1.
Fig. 4 is an enlarged schematic structural view of the power bracket in fig. 2.
Fig. 5 is an enlarged schematic view of a portion a in fig. 4.
Fig. 6 is a schematic cross-sectional view of a drive assembly of the transmission of fig. 3 (pedal assembly not shown).
Fig. 7 is an enlarged structural view of the damping mount of fig. 1.
Fig. 8 is a schematic sectional enlarged view of the damper device of fig. 7.
Detailed Description
As shown in fig. 1 and fig. 2, the rope winding system for detecting the resistance of the live working insulated rope disclosed in the present embodiment includes a power bracket 1, a damping bracket 2, a stay 3, and a rope winding shaft 4.
The power support 1 and the damping support 2 are two, the two power supports 1 are arranged at the same side corner of a rectangle, the two damping supports 2 are symmetrically arranged at the other side corner of the rectangle, the supporting rods 3 are detachably connected between the two power supports 1 and between the two damping supports 2 respectively, and the rope winding rotating shafts 4 are detachably connected to the tops of the corresponding power supports 1 and the corresponding damping supports 2 in a symmetrical mode.
As can be seen from fig. 1 to 6, the power bracket 1 includes a base DZ, a guide rail 12, a tension spring 13, an open timing belt 14, a sliding plate 15, a slider 16, a connecting arm 17, a pedal 18, a transmission assembly 19, and a support column ZCZ.
The base DZ includes a horizontal support platform DZ1, a base plate DZ2, an adjustment screw DZ3, and a rectangular mounting box DZ 4. The central positions of the two base plates DZ2 are respectively connected with an adjusting screw DZ3, the assembly parts of the two base plates DZ2 and the adjusting screw DZ3 are symmetrically connected with the two ends of a horizontal supporting platform DZ1, and a rectangular mounting box DZ4 is fixed at the middle position of the horizontal supporting platform.
The lower end of the tension spring 13 is inserted into one end of the rectangular mounting box DZ4 in the longitudinal direction and fixed.
The two guide rails 12 are rectangular in cross section, one of which is connected to the rectangular mounting box DZ4 at a position intermediate on one side in the longitudinal direction thereof, and the other of which is connected to the rectangular mounting box DZ4 at a position intermediate on the other side in the width direction thereof.
The lower end section lateral margin of open hold-in range 14 is connected with perpendicularly along vertical sliding plate 15, and open hold-in range 14's upper end is connected with the upper end of extension spring 13 after bypassing drive assembly 19, and sliding plate 5 is located the rear side of the guide rail 12 of rectangle mounting box DZ4 length direction one side intermediate position department, corresponds two upper and lower slider 16 of this guide rail position department on the sliding plate 15, and two sliders overlap on this guide rail through the spout respectively.
One end of the pedal 18 is connected with a connecting arm 17 along the vertical direction, the connecting arm 17 is welded on the far tension spring side of the guide rail 12 corresponding to the middle position of the rectangular mounting box DZ4 in the length direction on the sliding plate 15, and the outer edge of the connecting arm 17 is contacted with the inner side surface of the other guide rail 12.
That is, the sliding plate 15 is guided by the sliding block 16 on the sliding plate in cooperation with one of the guide rails 12, and the other guide rail 12 guides the connecting arm 17, so that the up-and-down movement of the sliding plate 15 is stabilized.
The transmission assembly 19 comprises a rope ring sleeve rod shaft TGZ, a synchronizing sleeve 192, a one-way roller bearing 193, a synchronizing gear 194, a winding lock ring 195, a winding lock catch 196, a fixing pin 197 and a cover 191.
The rope ring sleeve rod shaft TGZ is horizontally arranged and comprises a rod shaft section and a U-shaped joint at the inner end of the rod shaft section. The two ends of the synchronous sleeve 192 are respectively connected with the middle part of the shaft section of the rope ring sleeve rod shaft lever through shaft sleeves. The synchronizing gear 194 is connected to the outside of the synchronizing sleeve 192 via a one-way roller bearing 193 and a retainer ring. The synchronous sleeve 192 and the one-way roller bearing 193 are connected through interference to transmit power, and the one-way roller bearing 193 and the synchronous gear 194 are connected through interference to transmit power.
The winding lock ring 195 is in a horizontally inverted convex structure, and is sleeved at the outer end of the shaft section of the rope ring sleeve rod shaft 191 with a small diameter section facing outwards, the small diameter section is fixed with the rope ring sleeve rod shaft TGZ through a fixing pin 197, and the large diameter section is in threaded connection with the winding lock ring 196 along the radial direction.
The outer end of the synchronizing sleeve 192 has an axial slot into which the outer end of the synchronizing sleeve 192 is inserted into the large diameter section of the winding lock ring 195 and the winding lock 196 is inserted. After the winding lock 196 is tightened, power is transferred from the synchronizing sleeve 192 to the winding lock ring 195.
The open type synchronous belt 14 and the synchronous gear 194 are covered by the cover 191, and the outer end of the synchronous sleeve 194 extends out of the cover. A ball bearing 198 is connected between the shaft sleeve connected with the inner end of the synchronous sleeve 192 and the housing 191. The U-shaped connector of the rope ring sleeve rod shaft extends out of the housing 191.
The U-shaped joint is used for connecting a rope winding rotating shaft ZZ, the side wall of the U-shaped joint is vertically connected with a round head screw which enables the rope winding rotating shaft to be positioned, and the tail end of the round head screw is a threaded rod screwed into the rope winding rotating shaft.
The support column ZCZ is a rectangular column with the inner cavity size matched with the peripheral size of the rectangular mounting box DZ4 of the base, the lower end of the support column ZCZ is sleeved outside the rectangular mounting box DZ4, and the guide rail 12, the tension spring 13, the sliding plate 15, the sliding block 16 and the connecting arm 17 are covered.
The support column of this embodiment adopts the epoxy material preparation that the light weight of quality is high, and through fretwork processing, furthest lightens structure weight.
The two guide rails 12 are tightly connected and fastened with the support column ZCZ through bolts, a row of threaded holes are formed in the two guide rails along the height direction of the two guide rails, and corresponding round holes are formed in corresponding side plates of the support column.
A pedal stroke groove is arranged on the supporting column ZCZ corresponding to the position of the connecting arm 17. The housing 191 of the transmission assembly 19 is secured to the top of the support column.
The upper end of the open type synchronous belt 14 is connected and fixed with the upper end of the tension spring 13 after bypassing the synchronous gear 194.
The connecting arm 17, the pedal 18 and the transmission assembly 19 constitute a transmission for rotating the loop bar axis TGZ.
The working principle of the power bracket is as follows:
the tension spring and the guide rail are vertically connected to the base, the tension spring is installed in a natural state, the upper end of the open type synchronous belt is fixedly connected with the upper end of the tension spring after bypassing the transmission assembly, the lower end of the open type synchronous belt is connected with the sliding plate, the sliding plate is provided with a sliding block capable of sliding along the guide rail, and the connecting arm of the pedal assembly is fixed to the sliding plate. In the initial state, the pedal is at the highest position of the pedal travel groove on the support column. Trample the in-process under the footboard, the sliding plate passes through the slider and slides down along the guide rail, open hold-in range and synchronous gear meshing, and one-way roller bearing rotates and gives the wiring pivot along a direction, makes the wiring pivot rotate along a direction and realizes the wiring function, turns into the rotatory power of wiring pivot with the manpower, and the hold-in range is up tensile with the extension spring simultaneously.
When the pedal is released, the one-way roller bearing idles in the other direction under the action of the synchronous gear, and the pedal returns to the initial position under the action of the restoring force of the tension spring. I.e. the function of the one-way roller bearing is to keep the rope winding shaft rotating in one direction.
As can be seen in fig. 1, 2, 7 and 8, the damping mount 2 includes a base DZ, a support column ZCZ, a grommet stem shaft TGZ and a damping device 21. The base DZ is connected to the lower end of the supporting column ZCZ, and the damping device 21 is connected to the top of the supporting column ZCZ.
The structures of the base DZ, the support column ZCZ and the rope ring loop bar shaft TGZ of the damping support are the same as the corresponding structures of the power support.
Two ends of the rope winding rotating shaft are respectively inserted into U-shaped joints of rope ring sleeve rod shafts TGZ on the power support 1 and the damping support 2 and are connected and fastened through round head screws connected through the U-shaped joints.
The rod-axis connecting section of the rope loop rod shaft TGZ of the damping support 2 passes through the tops of a pair of side walls of the support column ZCZ, and the passing position is fixedly connected with the side wall plates through the fixed seat 22 and the bolts.
The damping device 21 includes a damping mass 211, a damping pinch roller 212, and a pinch roller mount 213.
The pinch roller mounting frame 213 comprises a top plate 2131 and two standing plates 2132 symmetrically connected to the lower side of the top plate, a round hole is formed in the middle position of the top plate, a downward extending boss is arranged at the position, corresponding to the round hole, of the lower side of the top plate, and an axial center screw hole is formed in the boss.
The damping pressing wheel 212 comprises a pressing rod 2121 and a force application disc 2122 at the upper end of the pressing rod, a threaded section with the length larger than that of the boss is arranged at the position, corresponding to the boss, of the upper part of the pressing rod, and the lower end of the pressing rod penetrates through the top plate 2131 and then is connected with the damping block 211 through a screw.
The damping block 211 is made of rubber material.
After the damping pinch roller 212 and the pinch roller mounting frame 213 are assembled, the vertical plate 2132 of the pinch roller mounting frame 213 is inserted into an inner cavity at the upper end of the support column ZCZ, the top plate 2131 is positioned at the upper end of the side wall plate of the support column, the vertical plate and the side wall plate are connected and fastened through screws, and the bottom surface of the damping block 211 is positioned above the rod shaft connecting section of the rope ring sleeve rod shaft TGZ.
The damping block 212 can be lifted by rotating the stressing disc 2122, and the damping block 212 can provide frictional resistance when descending to press the rope ring sleeve shaft TGZ, so that certain tension is provided for rope winding, and the insulating rope is tightened.
When the system is assembled, the power support and the damping support are assembled respectively, and after the supports are positioned, the two power supports and the damping support are connected and fixed through the supporting rods respectively. Then, the rope winding rotating shafts are respectively connected between the two power brackets and the corresponding damping brackets, and finally, the base of each bracket is adjusted to ensure that the two rope winding rotating shafts are kept horizontal.
After the system is assembled, the rope winding can be carried out, and the method comprises the following steps:
(1) respectively determining the two groups of power supports and the damping support as a driven side support and a driving side support, screwing a winding lock catch of a driven side power support transmission device, and loosening a damping pinch roller of the driven side damping support;
(2) straightening an insulating rope to be detected, finding a middle position, folding the insulating rope into double strands, and fixing the middle position on a rope winding rotating shaft at the driven side;
(3) the pedal of the driven side power support transmission device is repeatedly stepped down, the driven side winding rotating shaft is rotated along one direction under the action of the one-way roller bearing, the insulating ropes are all wound on the driven side winding rotating shaft, and attention is paid to the fact that the insulating ropes are wound on the winding rotating shaft in a certain sequence;
(4) screwing down a damping pinch roller of the driven side damping support to enable the driven side rope winding rotating shaft not to rotate;
(5) simultaneously drawing two rope ends of an insulating rope on the winding rotating shaft at the driving side to the winding rotating shaft at the driving side for fixing;
(6) a damping pressing wheel of the driven side damping support is adjusted to press the rope ring sleeve rod shaft tightly, so that the insulating rope is tightened;
(7) simultaneously detecting the resistance of each part of the two sections of the tightened insulating ropes between the main side bracket and the driven side bracket by using an insulating detector, and marking the insulating ropes at the positions corresponding to the driven side rope winding rotating shafts;
(8) tightening a winding lock catch of the driving side power support transmission device, and loosening damping pinch rollers of the driving side damping support and the driven side damping support;
(9) repeatedly stepping down a pedal of the driving side power support transmission device to enable the mark on the insulating rope to move to the position of the driving side rope winding rotating shaft;
(10) and (5) repeating the steps (6) to (9) and repeating the steps until the insulating rope with the whole length is detected.
If there are multiple insulation ropes with the same length to detect the resistance value, it can be considered that at least two insulation ropes are tightened on the rope winding rotating shaft at the same time to further improve the working efficiency.
Claims (9)
1. The utility model provides a live working insulating rope resistance detects uses wiring system which characterized in that: the damping device comprises two power brackets and two damping brackets, wherein the two power brackets are respectively arranged at the corner parts of the same side of a rectangle, the two damping brackets are symmetrically arranged at the two corner parts of the other side of the rectangle, and bracket support rods are respectively connected between the two power brackets and between the two damping brackets;
the two power supports are a driving support and a driven support, rope ring sleeve rod shafts in the horizontal direction are symmetrically connected at the same height position of the tops of the power supports and the damping support, and rope winding rotating shafts are respectively connected between the two corresponding rope ring sleeve rod shafts;
the rope loop rod shaft of the power support is connected with a transmission device which enables the rope loop rod shaft to rotate, and the rope loop rod shaft of the damping support is connected with a damping device which applies resistance to the rope loop rod shaft.
2. The roping system for detecting the resistance of an insulated rope for hot-line work according to claim 1, wherein: the power bracket comprises a base, a guide rail, a tension spring, an open type synchronous belt, a pedal assembly, a support column, a rope ring sleeve rod shaft and a transmission device;
the guide rail and the tension spring are vertically connected to the base along the vertical direction respectively, the tension spring is installed in a natural state, and the lower end of the support column is connected to the periphery of the base corresponding to the guide rail and the tension spring; the pedal assembly comprises a pedal and a connecting arm which is connected with the pedal and is along the vertical direction;
the transmission device comprises a synchronous sleeve, a one-way roller bearing and a synchronous gear which are sequentially connected with the outer wall of a rope ring loop bar shaft, the upper end section of the open type synchronous belt is connected with the upper end of the tension spring after bypassing the synchronous gear, the side edge of the lower end section is vertically connected with a sliding plate along the vertical direction, the sliding plate is connected with a sliding block, and the sliding block is sleeved on the guide rail; the pedal of the pedal component is positioned outside the support column, the connecting arm is fixed on the sliding plate, a pedal stroke groove is arranged on the support column corresponding to the connecting arm, and the initial position of the pedal is the upper end of the stroke groove; when the pedal is stepped down, the unidirectional roller bearing rotates unidirectionally through force transmission, so that the rope ring sleeve rod shaft also rotates unidirectionally; after the pedal is loosened, the one-way roller bearing idles in a reverse direction, the rope ring sleeve rod shaft does not rotate, and the pedal returns under the restoring force action of the tension spring.
3. The roping system for detecting the resistance of an insulated rope for live working according to claim 2, wherein: the damping support comprises a damping device, the base, the supporting column and the rope ring sleeve rod shaft, the base is connected to the lower end of the supporting column, the damping device is connected to the upper end of the supporting column and corresponds to the upper portion of the rope ring sleeve rod shaft, and when the rope is wound, the damping device provides damping for the rope ring sleeve rod shaft so that the insulating rope to be detected can be tensioned.
4. The roping system for detecting the resistance of an insulated rope for hot-line work according to claim 3, wherein: the base comprises a horizontal supporting platform, adjusting components and a mounting box, the adjusting components comprise a base plate and adjusting screws vertically connected to the base plate along the vertical direction, the adjusting screws of the two adjusting components are symmetrically connected to two ends of the horizontal supporting platform, and a rectangular mounting box with an upper opening is arranged in the middle of the horizontal supporting platform; the support column is a rectangular hollow column, is made of epoxy resin material and is hollowed out, and the lower end of the support column is sleeved outside the rectangular mounting box for positioning; the rope ring sleeve rod shaft comprises a rod shaft section and a U-shaped joint at one end of the rod shaft section, and the two ends of the rope winding rotating shaft are respectively inserted into the U-shaped joints and are locked and connected through screws connected with the U-shaped joints; the rod shaft section of the rope ring sleeve rod shaft of the damping support is connected with a fixed seat corresponding to two side wall plates of the support column, and the fixed seat is connected to the two side wall plates through screws.
5. The roping system for detecting the resistance of an insulated rope for hot-line work according to claim 4, wherein: the lower end of the tension spring is inserted into one end of the rectangular mounting box in the length direction and fixed, the cross section of the two guide rails is rectangular, one guide rail is connected to the middle position of one side of the rectangular mounting box in the length direction, and the other guide rail is connected to the middle position of the other end of the rectangular mounting box in the width direction; the sliding plate is correspondingly connected with a guide rail at the middle position in the length direction of the rectangular mounting box and is connected with an upper sliding block and a lower sliding block, and the two sliding blocks are respectively sleeved on the guide rail through sliding grooves; the connecting arm of the pedal assembly is connected to the far tension spring side of the guide rail at the middle position in the length direction of the rectangular mounting box in parallel on the sliding plate, and the outer side edge of the connecting arm is in contact with the inner side surface of the other guide rail; the guide rail is evenly provided with threaded holes along the height direction, the support column is provided with corresponding round holes, and the guide rail and the support column are connected and fastened through bolts.
6. The roping system for detecting the resistance of an insulated rope for live working according to claim 2, wherein: the outer end section of the synchronous sleeve is provided with an axial groove, and the inner end section of the synchronous sleeve is connected with the rod shaft section of the rope ring sleeve rod shaft through a shaft sleeve; the outer interference of the inner end section of the synchronous sleeve is connected with the one-way roller bearing, and the outer interference of the one-way roller bearing is connected with the synchronous gear.
7. The roping system for detecting the resistance of an insulated rope for hot-line work according to claim 6, wherein: the transmission device also comprises a winding lock ring, a winding lock catch, a fixing pin and a housing, wherein the winding lock ring is sleeved at the outer end of the synchronous sleeve, the winding lock catch and the fixing pin are connected to the winding lock ring and the fixing pin, the winding lock catch is inserted into an axial groove of the synchronous sleeve, the fixing pin vertically penetrates through a rope ring sleeve rod shaft, the housing covers the synchronous gear and the inner end section of the synchronous sleeve, the outer end section of the synchronous sleeve extends out of the housing, and the outer end section of the rope ring sleeve rod shaft section extends out of the synchronous sleeve; the winding lock ring is of a horizontally inverted convex structure, the small-diameter section of the winding lock ring is sleeved at the outer end of the rope ring sleeve rod shaft outwards, the small-diameter section of the winding lock ring is fixed with the rope ring sleeve rod shaft through a radial pin, the large-diameter section of the winding lock ring is connected with the winding lock catch along the radial thread, and the outer end section of the synchronous sleeve is inserted into the large-diameter section of the winding lock ring to realize transmission through the winding lock catch.
8. The roping system for detecting the resistance of an insulated rope for hot-line work according to claim 3, wherein: the damping device comprises a damping block, a damping pinch roller and a pinch roller mounting frame; the pressing wheel mounting frame comprises a top plate and two vertical plates symmetrically connected to the lower side of the top plate, a round hole is formed in the middle of the top plate, a downward extending boss is arranged at the position, corresponding to the round hole, of the lower side of the top plate, and the boss is provided with an axial central screw hole; the damping pinch roller comprises a pressing rod and a stress application disc at the upper end of the pressing rod, a thread section with the length larger than that of the boss is arranged at the position, corresponding to the boss, of the upper portion of the pressing rod, the lower end of the pressing rod penetrates through the top plate and then is connected with a damping block through a screw, and the damping block is made of rubber materials.
9. The live working insulated wire resistance detection roping system according to claim 8, characterized in that: the vertical plate of the pinch roller mounting frame is inserted into an inner cavity at the upper end of the support column, the top plate is positioned at the upper end of the side wall plate of the support column, the vertical plate and the side wall plate are connected and fastened through screws, and the bottom surface of the damping block is positioned above the rod shaft section of the rope ring sleeve rod shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921882445.1U CN211236022U (en) | 2019-11-04 | 2019-11-04 | Live working insulating rope resistance detects uses wiring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921882445.1U CN211236022U (en) | 2019-11-04 | 2019-11-04 | Live working insulating rope resistance detects uses wiring system |
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| Publication Number | Publication Date |
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| CN211236022U true CN211236022U (en) | 2020-08-11 |
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| CN201921882445.1U Active CN211236022U (en) | 2019-11-04 | 2019-11-04 | Live working insulating rope resistance detects uses wiring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550802A (en) * | 2020-11-05 | 2021-03-26 | 北京空间机电研究所 | Parachute packaging device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550802A (en) * | 2020-11-05 | 2021-03-26 | 北京空间机电研究所 | Parachute packaging device and method |
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