CN112357847B - Portable lifting auxiliary device for live working - Google Patents
Portable lifting auxiliary device for live working Download PDFInfo
- Publication number
- CN112357847B CN112357847B CN202011288056.3A CN202011288056A CN112357847B CN 112357847 B CN112357847 B CN 112357847B CN 202011288056 A CN202011288056 A CN 202011288056A CN 112357847 B CN112357847 B CN 112357847B
- Authority
- CN
- China
- Prior art keywords
- assembly
- winch
- equipotential
- rope
- insulating rope
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 239000012212 insulator Substances 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims description 21
- 230000001012 protector Effects 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005684 electric field Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/42—Control devices non-automatic
- B66D1/46—Control devices non-automatic electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7463—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7489—Capstans having a particular use, e.g. rope ascenders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F13/00—Common constructional features or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to a portable lifting auxiliary device for live working, which comprises a power assembly, an energy assembly, an equipotential assembly and a track control rope, wherein the power assembly is connected with the power assembly; the power assembly and the energy assembly are respectively fixedly hung on the iron tower cross arm, the power assembly is connected with the energy assembly and is powered by the energy assembly, an insulating rope is wound on the power assembly, the tail end of the insulating rope is connected with the equipotential assembly, and the power assembly can retract and release the insulating rope through forward and reverse rotation, so that the equipotential assembly can be lifted; one end of the track control rope is fixed at the hanging point of the insulator of the cross arm of the iron tower, and the other end of the track control rope is connected with the equipotential component. According to the invention, the operation of the ultra-high voltage overhead transmission line can be completed by a single person, and the lifting speed can be automatically controlled, so that the operation time is greatly reduced, the labor intensity is reduced, and the production cost of enterprises is reduced. In addition, the emergency rescue device can be used as emergency rescue equipment, the emergency treatment capacity of a live working site is improved, and the safety of operators, line equipment and a power grid is guaranteed.
Description
Technical Field
The invention relates to the technical field of live working of high-voltage transmission lines, in particular to a portable lifting auxiliary device for live working.
Background
The ultra-high voltage overhead transmission line is currently a junction line for connecting power grids, and a large number of defects of the electric parts are treated in a live working mode. Before the work of live replacement of broken or lightning straight insulators of the ultra-high voltage overhead transmission line, repair of broken conductors and the like, the hanging basket is needed to send the equipotential electrician into a strong electric field, and the equipotential electrician is retracted onto the tower by the same method after the work is completed.
The most common mode of the equipotential electrician of the ultra-high voltage overhead transmission line entering the strong electric field at present is that 2-3 ground potential electricians on the tower are matched with the speed of a hanging basket controlled by an insulating pulley block to send the equipotential electrician into or withdraw from the strong electric field, and the lifting process is completely operated by hands and is very laborious; the operation needs more tools and instruments, the operation flow is more complicated, and the operation time is more. In the process of feeding the equipotential electrician into or withdrawing from the strong electric field, the operation of the equipotential electrician is careless, and the possibility of unhooking is caused; when the equipotential electrician enters or exits the strong electric field, the equipotential electrician cannot control the speed and rhythm of entering or exiting the strong electric field, and the equipotential electrician is passive. If the weather suddenly changes, the existing operation site lacks corresponding emergency measures and rescue equipment, and the operation site cannot be treated in time, so that the safety of operation personnel, line equipment and a power grid is seriously threatened.
Disclosure of Invention
In order to solve the problems, the present invention provides a portable lifting auxiliary device for live working.
The invention adopts the technical scheme that:
the portable lifting auxiliary device for live working comprises a power assembly, an energy assembly, an equipotential assembly and a track control rope; the power assembly and the energy assembly are respectively fixedly hung on the iron tower cross arm, the power assembly is connected with the energy assembly and is powered by the energy assembly, an insulating rope is wound on the power assembly, the tail end of the insulating rope is connected with the equipotential assembly, and the power assembly can retract and release the insulating rope through forward and reverse rotation, so that the equipotential assembly can be lifted; one end of the track control rope is fixed at an insulator hanging point of the cross arm of the iron tower, and the other end of the track control rope is connected with the equipotential component.
Preferably, the power assembly consists of a winch and a bearing rack; the winch is provided with a clutch control switch, a dual-purpose control box and a remote controller, the winch is connected with the energy source assembly through a power terminal, and the insulating rope is wound on the winch; the bearing rack is composed of winch bearing plates, gravity center adjusting screw rods, first connecting plates and plate hooks, wherein the winch bearing plates are symmetrically arranged in the middle of the winch, triangular plates with round holes are arranged on the upper portions of the winch bearing plates, bent plates are connected with the winch bolts, the gravity center adjusting screw rods penetrate through the round holes and are fixed between the winch bearing plates through clamp springs, the first connecting plates are movably sleeved on the gravity center adjusting screw rods and positioned through the gravity center adjusting screw rods, the bottoms of the plate hooks are rotatably connected with the first connecting plates, and the hook body portions of the winch bearing plates are connected with insulating rope sleeves on the iron tower cross arms in a hanging mode.
Preferably, the gravity center adjusting screw is fixedly sleeved with a second connecting plate, the second connecting plate is positioned between the winch bearing plates, and a cylindrical hook capable of being clamped into the plate-type hook body is arranged on the second connecting plate.
Preferably, the energy source component consists of a mobile power source, a power source fixing bag and a power line, wherein the mobile power source is a lithium battery and is connected with a power source binding post of the winch through the power line; the mobile power supply is placed in a power supply fixing bag which is fixed on the iron tower cross arm.
Preferably, the equipotential assembly consists of an equipotential swing ladder, a swing ladder hanging ring, a component force plate, a swing ladder pedal rod and a swing ladder seat rod, wherein the equipotential swing ladder is a column body, the top of the equipotential swing ladder is connected with the component force plate through the swing ladder hanging ring in a hanging way, and the bottom and the middle of the equipotential swing ladder are respectively connected with the swing ladder pedal rod and the swing ladder seat rod through swing ladder hinges in a rotating way; the swing stair stepping rod and the swing stair seat rod are respectively and symmetrically arranged at two sides of the equipotential swing stair; the component force plate is provided with a plurality of through holes, the through holes are respectively hung with a lock catch, and the component force plate is connected with an insulating rope and a track control rope on the winch through the lock catch.
Preferably, the insulating rope on the winch is connected with the lock catch on the component force plate through the electronic dynamometer.
Preferably, the winch bearing plate is also provided with a function expansion hole, and a self-locking pulley lifter is hung through the function expansion hole; the hanging part of the insulating rope and the component force plate on the winch is also provided with a first single pulley, and the insulating rope is hung with the component force plate through the first single pulley; meanwhile, a backup insulating rope is additionally arranged, one end of the backup insulating rope is connected with a function expansion hole in the winch bearing plate in a hanging mode, and the other end of the backup insulating rope sequentially bypasses the first single pulley and the self-locking pulley lifter.
Preferably, the winch bearing plate is also provided with a function expansion hole, and a second single pulley and a self-locking pulley lifter are respectively hung through the function expansion hole; the hanging part of the insulating rope and the component force plate on the winch is also provided with a first single pulley, and the insulating rope is hung with the component force plate through the first single pulley; meanwhile, a backup insulating rope is additionally arranged, one end of the backup insulating rope is hung on the top of the first single pulley, and the other end of the backup insulating rope sequentially bypasses the second single pulley, the first single pulley and the self-locking pulley lifter.
Preferably, the portable lifting auxiliary device for live working is further provided with a backup protection assembly, and the backup protection assembly is composed of an insulating braid, a falling protector and a buffer bag; the insulating braid is a high-strength belt type insulator and can be contracted in the anti-falling device with the speed difference self-locking function, and one end of the insulating braid is connected with the buffer bag through a lock catch; the falling protector is fixedly hung on the cross arm of the iron tower.
The beneficial effects of the invention are as follows:
the portable lifting auxiliary device for live working has the characteristics of light weight, convenience in installation, labor saving, good use and the like. When the equipotential electrician is sent into or exits from a strong electric field, tools such as an insulating pulley block and a hanging basket are not needed, the operation of the ultra-high voltage overhead transmission line can be completed by a single person, and the lifting speed and the rhythm when the equipotential electrician enters or exits from the strong electric field can be automatically controlled, so that the operation time can be greatly reduced, the labor intensity of live working personnel can be reduced, the production cost of enterprises can be reduced, the working efficiency of the live working personnel can be greatly improved, the safety risk of the working personnel can be reduced, the availability factor of the transmission line can be improved, and the power supply reliability of the transmission line can be improved. Meanwhile, if the weather suddenly changes, the emergency rescue equipment can be used as emergency rescue equipment to evacuate operators in time, the emergency treatment capacity of the live working site can be improved, the self-confidence and the capacity of the operators on the working site for coping with emergency conditions are enhanced, and the safety of the operators, line equipment and a power grid is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIGS. 2 and 3 are enlarged schematic views of the present invention;
FIGS. 4 and 5 are schematic illustrations of the construction of the power assembly of the present invention;
FIG. 6 is a schematic diagram of the equipotential assembly of the present invention;
fig. 7 and 8 are schematic structural views of two lifting auxiliary device labor saving systems according to the present invention.
In fig. 1-8, 1-power assembly, 2-energy assembly, 3-equipotential assembly, 4-track control rope, 5-insulated rope, 6-backup protection assembly, 7-hoist, 8-load carrier, 9-clutch control switch, 10-dual-purpose control box, 11-remote control, 12-power terminal, 13-winch load board, 14-center adjusting screw, 15-first yoke, 16-plate hook, 17-center adjusting screw, 18-second yoke, 19-column hook, 20-mobile power supply, 21-power supply fixing bag, 22-power cord, 23-equipotential swing ladder, 24-swing ladder hanging ring, 25-component plate, 26-swing ladder rod, 27-swing ladder seat rod, 28-swing ladder hinge, 29-electronic dynamometer, 30-self-locking pulley lifter, 31-first single pulley, 32-second single pulley, 33-insulated webbing, 34-anti-falling device, 35-buffer bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 6, the present invention is a portable lifting assistance device for live working, which includes a power module 1, an energy module 2, an equipotential module 3, and a trajectory control rope 4. The power component 1 and the energy component 2 are respectively fixed and hung on the iron tower cross arm, the power component 1 is connected with the energy component 2, and the power component 2 is used for supplying power, an insulating rope 5 is wound on the power component 1, the tail end of the insulating rope 5 is connected with the equipotential component 3, and the power component 1 is used for winding and unwinding the insulating rope 5 through forward and reverse rotation, so that the equipotential component 3 can be lifted. One end of the track control rope 4 is fixed at an insulator hanging point of the cross arm of the iron tower, and the other end of the track control rope is connected with the equipotential component 3.
The power assembly 1 is composed of a winch 7 and a bearing rack 8. The winch 7 is provided with a clutch control switch 9, a dual-purpose control box 10 and a remote controller 11, and is connected with the energy component 2 through a power terminal 12, and the insulating rope 5 is wound on the winch 7; the rotation speed of the winch 7 can be switched by the clutch control switch 9, and the dual-purpose control box 10 can realize wired control and wireless remote control on the winch 7. The bearing rack 8 is composed of winch bearing plates 13, gravity center adjusting screw rods 14, first connecting plates 15 and plate type hooks 16, wherein the winch bearing plates 13 are symmetrically arranged in the middle of the winch 7, triangular plates with round holes are arranged on the upper portions of the winch bearing plates, bent plates are connected with the winch 7 through bolts, the gravity center adjusting screw rods 14 penetrate through the round holes and are fixed between the winch bearing plates 13 through clamp springs, the first connecting plates 15 are movably sleeved on the gravity center adjusting screw rods 14 and are positioned through gravity center adjusting bolts 17 on the gravity center adjusting screw rods 14, the bottoms of the plate type hooks 16 are connected with the first connecting plates 15 in a rotating mode, and the hook body portions of the plate type hooks are connected with insulating rope sleeves on the cross arms of the iron towers in a hanging mode.
The energy source assembly 2 is composed of a mobile power source 20, a power source fixing bag 21 and a power source wire 22, wherein the mobile power source 20 is a lithium battery and is connected with a power source binding post 12 of the winch 7 through the power source wire 22. The mobile power supply 20 is placed in a power supply fixing bag 21, and the power supply fixing bag 21 is fixed on the cross arm of the iron tower.
The equipotential assembly 3 is composed of an equipotential swinging ladder 23, a swinging ladder hanging ring 24, a component force plate 25, a swinging ladder pedal rod 26 and a swinging ladder seat rod 27, wherein the equipotential swinging ladder 23 is a cylinder, the top of the equipotential swinging ladder is connected with the component force plate 25 through the swinging ladder hanging ring 24 in a hanging way, and the bottom and the middle of the equipotential swinging ladder are respectively connected with the swinging ladder pedal rod 26 and the swinging ladder seat rod 27 in a rotating way through a swinging ladder hinge 28. The swinging stair stepping bar 26 and the swinging stair seat bar 27 are symmetrically arranged on two sides of the equipotential swinging stair 23 respectively. The component force plate 25 is made of high-strength aluminum alloy material, the surface is hard and anodized, a plurality of through holes are formed in the surface, lock catches are hung in the through holes respectively, and the component force plate 25 is connected with the insulating rope 5 and the track control rope 4 on the winch 7 through the lock catches.
The power component 1 of the portable lifting auxiliary device for live working is used for providing power for an equipotential electrician to enter and exit an electric field, the energy component 2 provides energy output for the power component 1, the equipotential component 3 provides convenience for the equipotential electrician to enter and exit the electric field, the equipotential electrician can control stress conditions in real time, the working safety is improved, and the track control rope 4 is used for ensuring that the equipotential electrician moves along a preset track in the descending and ascending processes. When in installation, an electrician on the ground electrician matching tower lifts the power component 1 and the energy component 2 to a proper position of the cross arm of the iron tower and fixes the power component and the energy component; then, after measuring the track control rope 4 with the length of the insulator string, one end of the track control rope 4 is fixed at the insulator hanging point of the cross arm of the iron tower, and the other end is in locking connection with the component force plate 25 of the equipotential component 3; finally, the insulating rope 5 on the winch 7 is connected with the component force plate 25 of the equipotential component 3 in a locking way. When the electric power hoist is used, the swinging ladder pedal rods 26 and the swinging ladder seat rods 27 on two sides of the swinging ladder are rotated to be horizontal, an equipotential electrician can sit on the swinging ladder seat rods 27 of the equipotential assembly 3, meanwhile, the swinging ladder pedal rods 26 are trampled by feet, the hoist 7 is controlled to rotate forwards and backwards to retract and release the insulating ropes 5 through the remote controller 11, and the equipotential assembly 3 and the equipotential electrician can lift and send in or withdraw from a strong electric field to carry out live working of an empty high-voltage transmission line.
It should be noted that, the position of the first yoke plate 15 sleeved on the gravity center adjusting screw 14 can be adjusted by the gravity center adjusting bolt 17 on the gravity center adjusting screw 14 and positioned, so that the gravity centers of the power assembly 1, the insulating rope 5, the equipotential assembly 3 and the equipotential electrician in the vertical direction are not greatly deviated, and further, the process of feeding or exiting a strong electric field is ensured. In addition, the component force plate 25 of the equipotential assembly 3 is of a porous design, and can provide hanging points for other tool materials used in live working and the remote controller 11.
In order to further prevent the equipotential electrician from falling, the portable lifting auxiliary device for live working is further provided with a backup protection assembly 6, wherein the backup protection assembly 6 is composed of an insulating braid 33, a fall arrester 34 and a buffer bag 35. The insulating webbing 33 is a high-strength belt-type insulator that can be retracted inside the fall arrester 34, automatically retracted inside the fall arrester 34 in a non-operating state, and automatically extended following an equipotential electrician in an operating state. One end of the insulating webbing 33 is connected with the buffer bag 35 through a lock catch, the equipotential electrician can wear a safety belt, and the safety belt is connected with the buffer bag 35 through the lock catch. The falling protector 34 is fixedly hung on the cross arm of the iron tower, has a speed difference self-locking function and provides moisture-proof and dust-proof protection for the insulating braid 33.
As shown in fig. 7-8, the invention also provides two labor-saving systems of the lifting auxiliary device, namely a 2:1 labor-saving system and a 3:1 labor-saving system, which are backup emergency measures of the device, if the motor power of the winch 7 is thermally attenuated or damaged in the use process, the labor-saving system can be used for manually lifting the equipotential electrician when the electric energy of the mobile power supply 20 is insufficient or fails, so that the lifting function of the portable lifting auxiliary device for live working is prevented from being failed due to unexpected factors. Wherein the 2:1 labor saving system is designed as follows: the winch bearing plate 13 is also provided with a function expansion hole, and a self-locking pulley lifter 30 is hung through the function expansion hole. The connection part of the insulating rope 5 on the winding engine 7 and the component force plate 25 is also provided with a first single pulley 31, and the insulating rope 5 is connected with the component force plate 25 through the first single pulley 31. Meanwhile, a backup insulating rope 36 is additionally arranged, one end of the backup insulating rope 36 is connected with a function expansion hole on the winch bearing plate 13 in a hanging mode, and the other end of the backup insulating rope sequentially bypasses the first single pulley 31 and the self-locking pulley lifter 30. The 3:1 labor-saving system is designed as follows: the winch bearing plate 13 is also provided with a function expansion hole, and a second single pulley 32 and a self-locking pulley lifter 30 are respectively hung on the function expansion hole. The connection part of the insulating rope 5 on the winding engine 7 and the component force plate 25 is also provided with a first single pulley 31, and the insulating rope 5 is connected with the component force plate 25 through the first single pulley 31. Meanwhile, a backup insulating rope 36 is additionally arranged, one end of the backup insulating rope 36 is hung on the top of the first single pulley 31, and the other end of the backup insulating rope sequentially bypasses the second single pulley 32, the first single pulley 31 and the self-locking pulley lifter 30.
In order to be matched and convenient for the connection of the iron tower materials, a second link plate 18 is fixedly sleeved on the gravity center adjusting screw 14 of the bearing rack 8, the second link plate 18 is positioned between the winch bearing plates 13, and a cylindrical hook 19 which can be clamped into the hook body of the plate-type hook 16 is arranged on the second link plate. Can be connected with the tower materials of the iron tower through the cylindrical hook 19. In addition, an electronic load cell 29 may be added in order to facilitate the equipotential electrician's understanding at any time whether the weight load exceeds the maximum load of the insulated rope 5 and the hoist 7. The insulating rope 5 on the winding engine 7 can be connected with the lock catch on the component force plate 25 through the electronic dynamometer 29, so that an equipotential electrician can check the weight load through the electronic dynamometer 29 at any time.
Claims (6)
1. The utility model provides a portable lift auxiliary device for live working which characterized in that: the portable lifting auxiliary device for live working comprises a power assembly, an energy assembly, an equipotential assembly and a track control rope; the power assembly and the energy assembly are respectively fixedly hung on the iron tower cross arm, the power assembly is connected with the energy assembly and is powered by the energy assembly, an insulating rope is wound on the power assembly, the tail end of the insulating rope is connected with the equipotential assembly, and the power assembly can retract and release the insulating rope through forward and reverse rotation, so that the equipotential assembly can be lifted; one end of the track control rope is fixed at an insulator hanging point of the cross arm of the iron tower, and the other end of the track control rope is connected with the equipotential component;
the power assembly consists of a winch and a bearing hanger; the winch is provided with a clutch control switch, a dual-purpose control box and a remote controller, the winch is connected with the energy source assembly through a power terminal, and the insulating rope is wound on the winch; the force-bearing hanger consists of winch force-bearing plates, gravity center adjusting screws, first connecting plates and plate-type hooks, wherein the winch force-bearing plates are symmetrically arranged in the middle of the winch, triangular plates with round holes are arranged at the upper parts of the winch force-bearing plates, bent plates are connected with the winch bolts, the gravity center adjusting screws penetrate through the round holes and are fixed between the winch force-bearing plates through clamp springs, the first connecting plates are movably sleeved on the gravity center adjusting screws and are positioned through the gravity center adjusting bolts on the gravity center adjusting screws, the bottoms of the plate-type hooks are rotationally connected with the first connecting plates, and the hook body parts of the winch force-bearing plates are connected with insulating rope sleeves on the cross arms of the iron towers in a hanging mode;
the gravity center adjusting screw is fixedly sleeved with a second connecting plate, the second connecting plate is positioned between the winch bearing plates, and a cylindrical hook capable of being clamped into the plate-type hook body is arranged on the second connecting plate;
the energy assembly consists of a mobile power supply, a power supply fixing bag and a power supply wire, wherein the mobile power supply is a lithium battery and is connected with a power supply binding post of the winch through the power supply wire; the mobile power supply is placed in a power supply fixing bag which is fixed on the iron tower cross arm.
2. The portable lifting support device for live working according to claim 1, wherein: the equipotential assembly consists of an equipotential swing ladder, a swing ladder hanging ring, a component force plate, a swing ladder pedal rod and a swing ladder seat rod, the equipotential swing ladder is a column body, the top of the equipotential swing ladder is connected with the component force plate through the swing ladder hanging ring in a hanging manner, and the bottom and the middle of the equipotential swing ladder are respectively connected with the swing ladder pedal rod and the swing ladder seat rod in a rotating manner through swing ladder hinges; the swing stair stepping rod and the swing stair seat rod are respectively and symmetrically arranged at two sides of the equipotential swing stair; the component force plate is provided with a plurality of through holes, the through holes are respectively hung with a lock catch, and the component force plate is connected with an insulating rope and a track control rope on the winch through the lock catch.
3. The portable lifting support device for live working according to claim 2, wherein: the insulating rope on the winch is connected with the lock catch on the component force plate through the electronic dynamometer.
4. The portable lifting support device for live working according to claim 2, wherein: the winch bearing plate is also provided with a function expansion hole, and a self-locking pulley lifter is hung through the function expansion hole; the hanging part of the insulating rope and the component force plate on the winch is also provided with a first single pulley, and the insulating rope is hung with the component force plate through the first single pulley; meanwhile, a backup insulating rope is additionally arranged, one end of the backup insulating rope is connected with a function expansion hole in the winch bearing plate in a hanging mode, and the other end of the backup insulating rope sequentially bypasses the first single pulley and the self-locking pulley lifter.
5. The portable lifting support device for live working according to claim 2, wherein: the winch bearing plate is also provided with a function expansion hole, and a second single pulley and a self-locking pulley lifter are respectively hung on the winch bearing plate through the function expansion hole; the hanging part of the insulating rope and the component force plate on the winch is also provided with a first single pulley, and the insulating rope is hung with the component force plate through the first single pulley; meanwhile, a backup insulating rope is additionally arranged, one end of the backup insulating rope is hung on the top of the first single pulley, and the other end of the backup insulating rope sequentially bypasses the second single pulley, the first single pulley and the self-locking pulley lifter.
6. The portable lifting support device for live working according to claim 1, wherein: the portable lifting auxiliary device for live working is also provided with a backup protection assembly, wherein the backup protection assembly consists of an insulating braid, a falling protector and a buffer bag; the insulating braid is a high-strength belt type insulator and can be contracted in the anti-falling device with the speed difference self-locking function, and one end of the insulating braid is connected with the buffer bag through a lock catch; the falling protector is fixedly hung on the cross arm of the iron tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288056.3A CN112357847B (en) | 2020-11-17 | 2020-11-17 | Portable lifting auxiliary device for live working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288056.3A CN112357847B (en) | 2020-11-17 | 2020-11-17 | Portable lifting auxiliary device for live working |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112357847A CN112357847A (en) | 2021-02-12 |
| CN112357847B true CN112357847B (en) | 2024-04-12 |
Family
ID=74516257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011288056.3A Active CN112357847B (en) | 2020-11-17 | 2020-11-17 | Portable lifting auxiliary device for live working |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112357847B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111544783A (en) * | 2020-03-26 | 2020-08-18 | 国网浙江省电力有限公司金华供电公司 | A high-altitude rescue combined device applied to live work |
| CN114620656B (en) * | 2022-03-25 | 2024-06-04 | 浙江省建设投资集团股份有限公司 | Automatic lifting device for tower crane operator to lift and lower tower crane |
| CN114944617B (en) * | 2022-05-25 | 2024-08-13 | 广东冠能电力科技发展有限公司 | Equipotential device and lifting platform thereof |
| CN116129707A (en) * | 2023-02-22 | 2023-05-16 | 中国人民解放军空军军医大学 | Hovering rope descending rescue training device |
| CN118241029B (en) * | 2024-05-29 | 2024-08-13 | 安徽大盘特种装备车辆有限公司 | Feeding equipment and feeding method of heat treatment furnace for machining hydrogen cylinders |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080044012A (en) * | 2006-11-15 | 2008-05-20 | 한국전기공사협회 | Direct ship construction method of 765 kilovolt 2-line transmission line by helicopter |
| CN203813314U (en) * | 2014-02-11 | 2014-09-03 | 国家电网公司 | a lifting device |
| CN105329790A (en) * | 2015-11-02 | 2016-02-17 | 吴超然 | Winch |
| CN205367564U (en) * | 2016-03-03 | 2016-07-06 | 浙江永天机电制造有限公司 | Embedded many functional safety two -way hoist of restricting |
| CN109462184A (en) * | 2018-12-27 | 2019-03-12 | 广东电网有限责任公司 | A kind of hot line maintenance device and its application method |
| CN214141460U (en) * | 2020-11-17 | 2021-09-07 | 云南电网有限责任公司曲靖供电局 | Portable lifting auxiliary device for live-wire work |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10093523B2 (en) * | 2014-10-06 | 2018-10-09 | Warn Industries, Inc. | Programmable controls for a winch |
| CN105406389B (en) * | 2015-10-23 | 2017-11-07 | 国网江苏省电力公司无锡供电公司 | Multi-thread inspection electric aerodyne |
-
2020
- 2020-11-17 CN CN202011288056.3A patent/CN112357847B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080044012A (en) * | 2006-11-15 | 2008-05-20 | 한국전기공사협회 | Direct ship construction method of 765 kilovolt 2-line transmission line by helicopter |
| CN203813314U (en) * | 2014-02-11 | 2014-09-03 | 国家电网公司 | a lifting device |
| CN105329790A (en) * | 2015-11-02 | 2016-02-17 | 吴超然 | Winch |
| CN205367564U (en) * | 2016-03-03 | 2016-07-06 | 浙江永天机电制造有限公司 | Embedded many functional safety two -way hoist of restricting |
| CN109462184A (en) * | 2018-12-27 | 2019-03-12 | 广东电网有限责任公司 | A kind of hot line maintenance device and its application method |
| CN214141460U (en) * | 2020-11-17 | 2021-09-07 | 云南电网有限责任公司曲靖供电局 | Portable lifting auxiliary device for live-wire work |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112357847A (en) | 2021-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112357847B (en) | Portable lifting auxiliary device for live working | |
| CN207259040U (en) | A kind of power cable well lid handbarrow | |
| CN105186378A (en) | Power transmission line channel crossing protection mechanism | |
| CN112722103B (en) | Pole climbing robot with self-locking function | |
| CN214141460U (en) | Portable lifting auxiliary device for live-wire work | |
| CN113148860B (en) | Multifunctional pole hoisting device | |
| CN205187730U (en) | Electric power angle -steel tower is with supplementary hoisting device | |
| CN206595631U (en) | A kind of transmission line of electricity servicing unit | |
| CN209872183U (en) | Gravity-center self-adaptive balance tower crane hoisting device | |
| CN215343674U (en) | 500kV transmission line live working quick suspension device | |
| CN103950872B (en) | The vertical rod lifting multi-purpose tool of a kind of electric substation high-altitude equipment | |
| CN215645840U (en) | Live work platform | |
| CN215803047U (en) | Civil engineering uses multi-functional scaffold | |
| CN205248704U (en) | Overhaul high altitude transmission line's supplementary anchor clamps | |
| CN212366650U (en) | Auxiliary mounting bracket for electric power engineering | |
| CN213865272U (en) | Combined type support for overhauling substation equipment | |
| CN211447698U (en) | Safety device for electrical construction | |
| CN113998603A (en) | A hoisting tool for power line construction | |
| CN218040467U (en) | Novel tipping bucket coaster | |
| CN105406402A (en) | Foldable and lightweight single-string output type strain insulator string device | |
| CN210973434U (en) | Insulating rope coiling device for insulating bucket arm vehicle | |
| CN219067679U (en) | Crawler-type electric drive lifting wire insulating cross arm for distribution network uninterrupted operation | |
| CN111395944A (en) | Electric power overhaul ladder | |
| CN214754624U (en) | Insulating auxiliary tool for assembling and disassembling three-phase short circuit grounding wire | |
| CN112239138A (en) | Electric power optical cable hoisting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |