WO2022085943A1 - Bras de levage isolé de type à rouleau mobile pour fils sous tension indirects et procédé sans coupure pour fils sous tension indirects l'utilisant - Google Patents

Bras de levage isolé de type à rouleau mobile pour fils sous tension indirects et procédé sans coupure pour fils sous tension indirects l'utilisant Download PDF

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Publication number
WO2022085943A1
WO2022085943A1 PCT/KR2021/012375 KR2021012375W WO2022085943A1 WO 2022085943 A1 WO2022085943 A1 WO 2022085943A1 KR 2021012375 W KR2021012375 W KR 2021012375W WO 2022085943 A1 WO2022085943 A1 WO 2022085943A1
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WO
WIPO (PCT)
Prior art keywords
wire
indirect live
lift arm
roller
live wire
Prior art date
Application number
PCT/KR2021/012375
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English (en)
Korean (ko)
Inventor
권세원
Original Assignee
대원전기 주식회사
대원산업 주식회사
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Publication of WO2022085943A1 publication Critical patent/WO2022085943A1/fr

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    • 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
    • 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
    • H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/24—Cross arms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • 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
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
    • 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
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
    • 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
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
    • H02G7/205—Installation of electric cables, extending along a pole

Definitions

  • the present invention relates to a lift arm for safely transferring wires during indirect live wire work in a distribution line in a live wire state.
  • a roller-movable insulation lift arm for indirect live wires that allows workers to easily move wires up, down, left and right with an indirect live wire operation while ensuring a safe separation distance from the wires in performing uninterruptible operation of , full iron replacement, etc. It relates to the indirect live wire uninterruptible method used.
  • the power distribution construction using the existing uninterruptible method consists of the transformer vehicle construction method for moving, the bypass cable construction method, and the construction switch construction method. Equipped with switchgear, portable transformer car, live wire bucket truck, and air tools for live wire work, install bypass cables, etc. by direct live wire work to bypass the power supply, then replace distribution lines and replace and relocate the full iron The distribution work will be completed only when the bypass cable is removed again with professional live wiring work.
  • the applicant of the present invention secures a working space between old and new wires and relocated wires in the electric pole using the electric wire transfer mechanism in the electric pole as in Utility Model Application Registration No. 20-0252786. work was performed.
  • the wire transfer mechanism as described above has a very complicated structure and is very difficult to manufacture, but is configured to allow separation and connection of wires only within a certain range in which the arm body rotates. In the process of replacing iron poles and electric poles, which required securing a sufficient safe working space, there was a problem that it was impossible and inefficient with indirect live work.
  • the wire transfer mechanism as described above has a serious problem threatening the safety of workers during the work process, such as being installed on the arm iron and inevitably performing the live wire work directly to fix the live wire to the roller.
  • patent application registration No. 10-1946206 lift arm for indirect live wire work installed in a pole
  • patent application registration No. 10-1955155 indirect live wire pulling device for distribution lines
  • the conventional lift arm and lifting device as described above has a problem in that the working radius is limited, as the installation structure is a structure that is installed and used on the electric pole. has been exposed
  • the conventional lift arm and pulling device have a fixed roller structure for gripping and fixing the electric wire, which also exposes a safety problem in that the operator must inevitably be close to the electric wire.
  • Patent Document 1 Korean Utility Model Registration No. 20-0252786.
  • Patent Document 2 Korean Patent Registration No. 10-1946206.
  • Patent Document 3 Korean Patent Registration No. 10-1955155.
  • the present invention was devised to solve the above problems, and a horizontal moving bar having a moving roller unit that moves horizontally at the top of an insulating pipe is formed to protrude from both sides, and a conventional live wire bucket or crane using an insulating pipe Mounting on the winch of equipment for high-altitude work such as installation and vertical lifting operation is possible, and in particular, by enabling free movement by the equipment for high-altitude work, it enables wire transfer work with indirect live wire work in a wide range of locations within the distribution line.
  • a roller movable insulated lift arm for indirect live wire and an indirect live wire uninterruptible method using the same for indirect live wire work to enable indirect live wire work while a safe distance is secured according to the movement of a moving roller unit mounted on a horizontal moving bar and capable of restraining electric wires. It is an object of the present invention to provide.
  • the upper portion is formed with a guide tube that penetrates horizontally
  • the lower portion of the guide tube is formed with a pipe mounting portion that opens downward;
  • Insulation pipe in a vertical state the upper end of which is mounted on the pipe mounting portion of the body;
  • an insulated vertical extension that is vertically erected from the upper end of the body, and has an upper insulating roller formed at the upper end;
  • a horizontal support bar made of a tube that passes through the guide tube of the body
  • a rack is formed on the upper part of the guide bar and passes through the guide pipe, and forms a gear part on the upper surface;
  • the guide bar is
  • a width narrower than the width of the horizontal support bar and the rack is configured so that guide grooves are further formed on both sides,
  • a wire separation process in which the wires are separated by removing the bind or bind dress cover fixed to the LP insulator in a state where the wires are secured;
  • a length change process of peeling the wire with a peeling machine for indirect live wire bending the wire with a wire bending machine, fastening it to the dead-end clamp and fixing it, configuring the jumper wire, attaching the cover, and finishing the taping;
  • a wire transfer wire that moves the roller movable insulation lift arm for indirect live wire to the upper part by operating the winch and raises the wire, and moves the moving roller unit to the left and right to secure a safe working space. fair;
  • a wire return process that moves the indirect live wire roller movable insulation lift arm for indirect live wires to the right and left position by operating the winch to move the moving roller unit left and right, and moves the branch wire to the branch wire support.
  • Wire transfer process that moves the roller movable insulation lift arm for indirect live wire to the upper part by operating the winch and raises the wire, and moves the moving roller unit left and right to secure a safe working space and separate the wire from the pole to a safe location ;
  • Wire transfer process that moves the roller movable insulation lift arm for indirect live wire to the upper part by operating the winch and raises the wire, and moves the moving roller unit left and right to secure a safe working space and separate the wire from the pole to a safe location ;
  • the roller movable insulation lift arm for indirect live wire and the indirect live wire uninterruptible method using the same are configured to be installed at the location of the equipment for high-place work using an insulation pipe and to operate vertically by operating the winch. It is possible to easily adjust the working position according to the free position change of the equipment and the lifting operation, and it is safe and convenient to transfer the electric wire safely and conveniently through the indirect live wire work in the uninterruptible process such as changing the pole, new pole replacement, replacement of electric pole, and replacement of full iron. It is possible to achieve a workable effect.
  • FIG. 1 is a perspective view of a roller movable insulating lift arm for indirect live wire of the present invention.
  • Figure 2 is an exploded perspective view of the present invention indirect live wire roller movable insulated lift arm.
  • FIG 3 is a front cross-sectional view of the moving bar driving part of the indirect live wire roller movable insulating lift arm according to the present invention.
  • FIG. 4 is a cross-sectional side view of the main part of the moving bar driving part of the indirect live wire roller movable insulating lift arm according to the present invention.
  • FIG. 5 is a cross-sectional view of the body coupled state of the indirect live wire roller movable insulating lift arm according to the present invention.
  • FIG. 6 is a main view of the moving roller unit of the indirect live wire roller moving insulating lift arm according to the present invention.
  • FIG. 7 is a cross-sectional view of the main part coupled state of the moving roller unit of the indirect live wire roller moving insulating lift arm of the present invention.
  • FIG. 8 is a sectional view of the main part of the guide part connecting means of the indirect live wire roller movable insulating lift arm according to the present invention.
  • FIG. 9 is a perspective view of the main part of the guide part connecting means of the indirect live wire roller movable insulated lift arm according to the present invention.
  • FIG. 10 is a view of the mounting state of the indirect live wire roller movable insulated lift arm according to the present invention.
  • 11 is a wire pulling state diagram of the present invention indirect live wire roller movable insulated lift arm.
  • FIG. 12 is a view showing the operating state of the moving roller unit of the indirect live wire roller moving insulating lift arm according to the present invention.
  • 13 to 23 are diagrams of an embodiment of changing a pin length to a built-in column in an indirect live wire uninterruptible method using a roller movable insulating lift arm for indirect live wire of the present invention.
  • 24 to 30 are diagrams of a newly established embodiment of an indirect live wire uninterruptible method using a roller movable insulated lift arm for indirect live wire according to the present invention.
  • 31 to 36 are diagrams of an embodiment of replacing an electric pole in an indirect live wire uninterruptible method using a roller movable insulating lift arm for an indirect live wire of the present invention.
  • 37 to 42 are views of an embodiment of replacing the steel in an indirect live wire uninterruptible method using a roller movable insulated lift arm for indirect live wire of the present invention.
  • processing branch line support 20 electric wire
  • processing branch line 30 pin pole
  • Wancheol 35 LP insulator
  • protection pad 120 pipe mounting part
  • insulation pipe 210 wire connector
  • insulation vertical extension 401 upper insulation roller
  • moving block 511 housing fixing hole
  • roller drive gear 530 housing guide roller
  • roller power unit 541 power unit housing
  • index plunger 542 worm wheel
  • hinge part 620 support block
  • guide part connecting means 710 adapter part
  • FIG. 1 is a perspective view of a roller movable insulating lift arm for indirect live wire of the present invention
  • FIG. 2 is an exploded perspective view of a roller movable insulating lift arm for indirect live wire of the present invention
  • FIG. It is a front cross-sectional view of the bar driving part
  • FIG. 4 is a side cross-sectional view of the main part of the moving bar driving part of the roller movable insulating lift arm for indirect live wire of the present invention.
  • the present invention indirect live wire roller movable insulating lift arm 1 has a body 100 , an insulating pipe 200 , a horizontal guide part 300 , and an insulating vertical extension rod 400 . ), and a moving roller unit 500 , 500 ′, and a load support unit 600 .
  • the body 100 is configured to form the basis of the indirect live wire roller movable insulated lift arm 1 of the present invention.
  • the body 100 is first formed with a guide tube 110 through which the horizontal guide part 300, which will be described later, penetrates horizontally at the upper portion.
  • a protective pad 111 having a predetermined elastic force or elasticity is further configured on the inner circumferential surface of the guide tube 110 .
  • the body 100 is configured with a pipe mounting part 120 that is opened downwardly at the lower portion of the guide tube 110 and opened downward so that an insulating pipe 200 to be described later is mounted.
  • the body 100 has a horizontal bar pressure bolt 130 that can press and fix the horizontal guide part 300 to be described later on both sides of the lower side of the guide tube 110.
  • the horizontal bar pressure bolt 130 is screw-coupled to the nut body 131 formed on both sides to be spaced apart from the lower portion of the guide tube 110, while the tip passes through the lower portion of the guide tube 110 to provide a protective pad ( 111) is configured to pressurize.
  • the horizontal bar pressure bolt 130 is configured with an operation ring 130a capable of rotation operation, and rotation adjustment is possible from a distance by using a conventional stick for active operation or the like.
  • the insulating pipe 200 constitutes the roller movable insulating lift arm 1 for indirect live wire of the present invention, so that it can be mounted on a winch (not shown in the drawing) formed in a conventional live wire bucket or high-place equipment such as a crane. It is configured to form a rectangular tube made of an insulating material and form a vertical length so that the upper end is inserted into the pipe mounting part 120 of the body 100 and coupled to and mounted through bolts, etc.
  • the horizontal guide part 300 is mounted on the body 100 to control the left and right movement of the movable roller units 500 and 500' to be described later in configuring the roller movable insulating lift arm 1 for indirect live wire of the present invention. It is designed to guide
  • the horizontal guide part 300 is configured to have a left and right length, and is configured to horizontally penetrate the guide tube 110 of the body 100 , and first pass through the guide tube 110 horizontally to provide a supporting force.
  • the horizontal guide unit 300 forms a left and right length and horizontally passes through the guide tube 110 , while a guide bar 320 that is stacked on the upper portion of the horizontal support bar 310 and bolted to the guide bar 320 is configured.
  • the bar 320 is configured to guide the movement of the moving roller units 500 and 500' to be described later.
  • the horizontal guide part 300 forms a left and right length and horizontally passes through the guide tube 110, while a rack 330 that is laminated on the upper portion of the guide bar 320 and bolted is configured, in this case the rack ( 330 is configured to form a threaded portion on the upper surface so that the movable roller units 500 and 500' are engaged to be movable.
  • the guide bar 320 is configured to have a narrower width than the width of the horizontal support bar 310 and the rack 330 , and the horizontal guide part 300 has a guide that is recessed on both sides in the width direction.
  • the grooves 321 are each configured to enable the engaging operation of the moving roller units 500 and 500 ′, which will be described later.
  • the insulating pipe 200 is configured to be able to be mounted on a winch formed in a normal high-place work equipment in configuring the roller movable insulating lift arm 1 for indirect live wire according to the present invention, and forms a rectangular tube body made of insulating material and is vertical The length is made and the upper end is inserted into the pipe mounting part 120 of the body 100 and is configured to be fixed through a bolt or the like.
  • the insulating pipe 200 has a wire connection hole 210 for connecting the winch traction ring formed on the traction wire of the winch at the lower end thereof is configured to pass through.
  • the insulating vertical extension 400 is formed to extend vertically the insulating pipe 200 in configuring the roller movable insulating lift arm 1 for indirect live wire of the present invention, and the upper part of the body 100, that is, the guide The tube 110 is configured to extend vertically from the top.
  • an openable and openable upper insulating roller 401 is configured at the upper end of the insulating vertical extension 400 .
  • the moving roller units 500 and 500 ′ are formed in a plurality of the horizontal guide part 300 in constituting the roller movable insulating lift arm 1 for indirect live wire of the present invention, and each of the moving roller units 500 and 500 ′ includes a horizontal insulating roller 501 . is formed to seize the electric wire, and is configured to move left and right along the horizontal guide part 300 by its own driving force.
  • each of the moving roller units 500 and 500 ′ is configured with a moving block 510 first.
  • the rack 330 of the horizontal guide unit 300 is configured to pass through.
  • the movable block 510 is configured to be slidably engaged in the guide groove 321 of the horizontal guide part 300 with both lower ends protruding inward.
  • the driving gear 520 is configured in the moving roller units 500 and 500 ′, and the driving gear 520 is axially installed on the inner upper side of the moving block 510 in a direction perpendicular to the rack 330 .
  • the driving gear 520 configured as described above is configured to mesh with the rack 330 of each of the horizontal guide units 300 , and when the driving gear 520 rotates, the rack 330 is engaged by the meshing force. It is configured to move horizontally along the rack 330 .
  • the moving roller units 500 and 500' are configured with a guide gear 530, and the guide gear 530 is axially installed on one side of the driving gear 520 from the inside of the moving block 510 and the rack ( 330) and is configured to mesh.
  • the guide gear 530 is configured to guide the movement of the moving block 510 by the meshing force of the rack 330 when the moving block 510 according to the driving gear 520 is moved.
  • the moving roller units 500 and 500 ′ are configured with a roller power unit 540 that applies a rotational force of the driving gear 520 .
  • the roller power unit 540 is formed outside the width direction of the moving block 510 and is coupled to the driving gear 520 to apply a rotational force to the driving gear 520 .
  • the roller power unit 540 includes a power unit housing 541 , and the power unit housing 541 is formed outside the moving block 510 .
  • a worm wheel 542 is configured in the roller power unit 540 , and the worm wheel 542 is horizontally installed inside the power unit housing 541 , while the driving gear 520 and the driving shaft 542a are connected to each other. It is configured to have simultaneous rotational force.
  • the power shaft 543 is configured in the roller power unit 540, and the power shaft 543 has a worm 543a having one side engaged with the worm wheel 542 inside the power unit housing 541. is formed, and the other side is configured to form a ring-shaped roller manipulation unit 543b protruding to the outside of the power unit housing 541 .
  • roller power unit 540 rotates the worm wheel 542 meshed with the worm 543a of the power shaft 543 when the power shaft 543 is rotated by the operation of the roller operating unit 543b.
  • the driving gear 520 connected to the driving shaft 542a is configured to horizontally move along the rack 330 by rotation and the rack 330 meshing force.
  • the roller power unit 540 is configured in each of the moving roller units 500 and 500 ′, and each of the moving roller units 500 and 500 ′ is a horizontal guide bar 320 , respectively. It would be natural to be able to move.
  • the power unit housing 541 may be configured to be rotatable from the outside of the moving block 510 without interference with the moving block 510 .
  • a plurality of moving block fixing holes 511 are formed through the moving block 510 at regular intervals in the circumferential direction around the driving shaft 542a.
  • the index plunger 541a is not newly implemented, but is configured with a normal protruding fixing pin, so long as the fixing pin can be pulled out and fixed in the retracted state.
  • the power unit housing 541 is fixed to the moving block 510 to rotate the driving shaft 542a only by the rotation of the power shaft 543 and , when the index plunger 541a is separated from the moving block fixing hole 511, the power unit housing 541 is separated from the moving block 510, and the drive shaft 542a is moved by manual rotation of the power unit housing 541.
  • the drive shaft 542a is moved by manual rotation of the power unit housing 541.
  • the upper insulating roller 401 formed on the top of the insulating vertical extension 400 applied to the present invention and the horizontal insulating roller 501 formed on each of the moving roller units 500 and 500 ′ are newly implemented. Rather, it was devised by the applicant of the present invention, in which the upper, lower, left and right rollers are arranged, and the upper body is opened and closed by the operation of the opening/closing lever to enable the advance of the electric wire, Utility Model Registration No. 20-0381079 "Insulation for opening and closing live wires The application of "stranded roller" will be applicable.
  • the load support part 600 is configured to support the load of the horizontal guide part 300 in configuring the roller movable insulating lift arm 1 for indirect live wire according to the present invention.
  • the load support unit 600 is composed of a lifting block 610 that is coupled and bolted to the insulating pipe 200 so that the insulating pipe 200 slides through, and at this time, the left and right of the lifting block 610 are configured Hinge parts 611 are configured on both sides.
  • a horizontal support bar 310 of the horizontal guide part 300 penetrates through the load support part 600 and is adjusted to slide along the horizontal support bar 310 , and a pair of both sides around the insulating pipe 200 . of the support block 620 is configured.
  • the support block 620 is configured to be slidably engaged in the guide groove 321 of the horizontal guide part 300 with both upper ends protruding inward.
  • each support block 620 is configured to be fixed to the horizontal support bar 310, and for this, a block fixing bolt 622 for pressing and fixing the horizontal support bar 310 is provided on one side of the bottom surface of the support block 620. It is made up of penetrations.
  • each support block 620 is configured with a support bar hanging pin 621 for coupling the support bar 630 to be described later on the other side of the bottom surface.
  • the load support unit 600 includes a pair of support bars 630 on both sides connecting the lifting block 610 and the support blocks 620 on both sides to support the horizontal guide unit 300 .
  • each of the support bars 630 on both sides has a lower end coupled to the hinge portion 611 of the elevating block 610 to rotate up and down, and each upper end has a support bar hanging pin 621 of the support block 620 on both sides. ) and mounted on
  • the support bar hanging pin 621 and the support bar 630 are configured to be coupled to each other only in a specific direction.
  • the support bar hanging pin 621 is configured to have a vertical width narrower than the left and right width.
  • the upper and lower widths of the support bar hanging pins 621 can enter, and the left and right widths are configured with a hook pin coupling groove 631 that is opened to one side so that entry is not possible, a specific direction This enables the installation of the support bar 630 and prevents separation by rotating the support bar 630 in the installed state.
  • the horizontal support bar 310, the guide bar 320, and the rack as described above with reference to FIGS. 8 and 9 .
  • the length adjustment can be configured to be used, and this is possible through the guide portion connecting means 700 .
  • the guide part connecting means 700 is composed of an adapter part 710 for connecting and coupling the horizontal guide parts 300 on both sides to each other, and a rotation preventing part 770 .
  • the adapter part 710 is first configured with an adapter fastener 720 , and the adapter fastener 720 is configured to be inserted and bolted to the inner end of the horizontal support bar 310 on either side to be connected.
  • An adapter coupling groove 721 that is opened in the horizontal direction is configured at one end, and the adapter coupling groove 721 is configured to form a “tapered groove” that spreads from the inside to the end.
  • a screw hole 722 is formed at the inner end of the adapter coupling groove 721 through which an adapter coupling bolt 750 to be described later is fastened through the horizontal direction.
  • a plurality of engaging grooves 723 are radially opened to the end of the adapter coupling hole 721 in the adapter fastener 720 .
  • the adapter part 710 has an adapter mounting pipe 730 in the form of a tube that is formed inside the inner end of the horizontal support bar 310 on the other side to be connected and accommodates the adapter 740 to be described later.
  • the adapter mounting pipe is coupled to the horizontal support bar 310 through at least one guide bolt 731 forming the same row, and in this case, the guide bolt 731 is configured to protrude predetermined inside the adapter mounting pipe 730 .
  • the adapter part 710 includes an adapter 740 that is coupled to the adapter fastener 720 to substantially connect both sides of the horizontal guide part 300 , and the adapter 740 has the rear side of the adapter mounting part. It is configured to be insertedly coupled to the inside of the tube 730 .
  • the adapter 740 first has a protruding coupling portion 741 protruding from the distal end of the horizontal support bar 310 and inserted into the adapter coupling groove 721 of the adapter fastener 720 .
  • the coupling portion 741 is configured to have a tapered shape to correspond to the adapter coupling groove 721 .
  • a locking protrusion 742 corresponding to the locking groove 723 of the adapter fastener 720 is configured to protrude
  • the coupling part 741 is an adapter coupling groove ( 721) when inserted into the locking groove 723 is configured to prevent rotation between each other.
  • the adapter 740 has a detachable guide groove 743 that opens at the rear end while forming a horizontal plane on the rear circumference to guide the insertion direction when the adapter 740 is inserted into the adapter mounting pipe 730 .
  • the adapter 740 is configured with a rotation guide groove 744 forming 90° along the circumference from the detachable guide groove 743 on the rear circumference, and the guide bolt 731 end is inserted into the rotation guide groove 744. designed to be guided.
  • a coupling bolt through hole 745 that is formed horizontally through is configured, and the coupling bolt through hole 745 is horizontally communicated with the screw hole 722 of the adapter fastener 720.
  • the adapter part 710 is configured with an adapter coupling bolt 750 for coupling the adapter fastener 720 and the adapter 740 to each other, and the adapter coupling bolt 750 is the rear of the adapter 740 . It is inserted into the coupling bolt through hole 745 and screwed into the screw hole 722 of the adapter fastener 720 to couple the adapter fastener 720 and the adapter 740 .
  • the adapter unit 710 connects and couples the neighboring horizontal guide units 300 , and in a state in which the adapter 740 is coupled to the adapter fastener 720 , the rear of the adapter 740 is connected to the adapter mounting pipe 730 . ), but coupled through sliding coupling between the detachable guide groove 743 and the guide bolt 731, and rotated by 90° while the guide bolt 731 is accommodated in the rotation guide groove 744 to combine. , the horizontal guide units 300 on both sides are connected to each other.
  • the rotation preventing part 770 of the guide part connecting means 700 is configured to prevent the horizontal guide parts 300 on both sides from being rotated again in a state where they are rotationally coupled by the adapter part 710 as described above. .
  • the anti-rotation unit 770 is first formed with an anti-rotation coupling groove 771 at the end of the guide bar 320 on either side.
  • the anti-rotation part 770 is configured with an anti-rotation coupling pin 772 that is inserted and coupled to the anti-rotation coupling groove 771 on the guide bar 320 on the other side, and in the present invention, the anti-rotation coupling The pin 772 is configured to have a spring (S) tanseol inside the guide bar 320 to have a forward protrusion force by the spring force.
  • S spring
  • the anti-rotation coupling pin 772 is a handle (not shown in the figure) so that one side thereof is exposed to the side of the guide bar 320 through a long hole (not shown in the drawing) formed in the guide bar 320 . By configuring it, the user will be able to apply an external force to provide a rear pulling input.
  • the rotation prevention unit 770 inserts the rotation prevention coupling pin 772 to prevent rotational interference, and 90 °
  • the anti-rotation coupling pin 772 is inserted into the anti-rotation coupling groove 771 by the spring (S) force to prevent rotation of the horizontal guide part 300 on both sides and prevent separation.
  • the horizontal guide unit 300 selectively connects and uses a plurality of the guide unit connecting means 700, so that the length adjustment according to the working environment is possible.
  • the present invention is to secure sufficient slanted work space by transferring wires (live wires) in the uninterruptible process of the present invention, such as changing poles, new poles, pole replacement, and full iron replacement. It can be moved up and down and left and right.
  • wires live wires
  • the present invention indirect live wire roller movable insulating lift arm 1 is mounted and used in equipment 50 for high-place work such as a live wire bucket or crane used for normal live wire work with reference to FIG. It becomes possible to mount through the insulating pipe 200 to the.
  • the insulating pipe 200 is mounted on the winch 51 of the equipment 50 for high-place work, but the wire 52 of the winch 51 is separately installed in the wire connection hole 210 formed at the bottom of the insulating pipe 200 .
  • the connection is fixed with the wire fixing pin 211 of
  • the moving roller units 500 and 500' enable fine positioning and wire transfer to the position of the secured electric wire, which is the moving roller unit 500, 500') It is possible by adjusting the horizontal movement from the horizontal guide unit 300 along the rack 330 .
  • roller power unit 540 When the power shaft 543 is rotated by the operation of the roller operating unit 543b, the rotational force of the worm 543a is transmitted to the worm wheel 542. Accordingly, the roller driving gear 520 connected to the driving shaft 542a rotates, and at this time, the roller driving gear 520 moves along the rack 330 of the engaged horizontal guide unit 300 .
  • each of the moving roller units 500 and 500 ′ can be driven by the respective roller power unit 540 operation. It is possible to adjust the left and right movement of the units 500 and 500 ′, so that the position of the grasping of the electric wire 20 can be adjusted by the movement of the moving roller units 500 and 500 ′.
  • Patent Registration No. 10-2021001, Patent Registration No. 10-1963537, and Patent Registration No. 10-1963539 Flyer Sticks, or Patent Registration No. 10-2028010 Rotating Functional Grip All Clamp Sticks devised by the applicant of the invention will be applicable .
  • the electric wire 20 is raised while the electric wire 20 is secured as described above, which operates the winch of the equipment 50 for high-place work with reference to FIG. 11 to operate the indirect live wire roller movable insulation lift arm (1)
  • the secured electric wire 20 is raised, so that a safe working space can be secured to the upper part of the arm iron 31 .
  • the electric wire 20 is pulled out to both ends of the arm iron 31, which is a horizontal guide part for moving roller units 500 and 500 ′ with reference to FIG. 12 . It is made possible by moving at 300, and the movement of these moving roller units 500 and 500' is the same as the operation when adjusting the fine position, so a detailed description thereof will be omitted.
  • the indirect live wire uninterruptible method using the roller movable insulating lift arm for indirect live wire of the present invention is possible by various embodiments such as changing the pole in the uninterruptible distribution line construction, new pole replacement, replacement of electric pole, replacement of full iron do.
  • the indirect live wire uninterruptible construction method can be performed using the roller movable insulation lift arm 1 for indirect live wire of the present invention.
  • lift arm mounting process (S110), electric wire securing process (S120), electric wire separation process (S130), electric wire transfer process (S140), complete iron change process (S150), and electric wire return process (S160) ), and a long line process (S170), a length change process (S180), and a demolition process (S190) are performed.
  • the insulation pipe 200 is vertically mounted on the winch 51 mounted on the equipment 50 for high-place work, and at this time, the wire of the winch 51 has a wire connection hole 210 formed at the lower end of the insulation pipe 200 .
  • (52) is connected and fixed with a separate wire fixing pin 211. Accordingly, when the wire 52 is wound, the lift arm 1 is raised to the upper part, and when the wire 52 is wound, the lift arm (1) This descent will work.
  • each moving roller unit 500, 500' moves closer to the electric wire 20, and if necessary, the moving roller unit 500, 500') You can adjust the fine position by moving left and right.
  • the left and right movement of the moving roller units 500 and 500 ′ rotates the power shaft 543 of the roller power unit 540 as described above, and when the power shaft 543 is rotated, the power shaft 543 .
  • the worm wheel 542 meshed with the worm 543a of ) to move horizontally.
  • the roller power unit 540 is configured in each of the moving roller units 500 and 500 ′, and each of the moving roller units 500 and 500 ′ is a horizontal guide bar 320 , respectively. It would be natural to be able to move.
  • the electric wire 20 can be secondarily moved at a safe distance that does not interfere with the armrest 31, and thus a safe working space can be secured in the vicinity of the pole by raising and expanding the electric wire 20.
  • the movement control of each of the moving roller units 500 and 500 ′ as described above is performed by using the rotation function grip all clamp stick devised by the applicant of the present invention and the roller operation unit 543b of the power shaft 543 . It will be by adjusting the walk and rotation.
  • the horizontal of the moving roller units 500, 500' Indirect live wire work will be possible by opening the insulating roller 501 and securing the wire 20 by entering it.
  • the wire 20 seated and installed on the LP insulator 35 of the normal pin length is fixed with the LP insulator 35 and a bind or a bind dress cover (not shown in the drawing), and thus the bind is cut.
  • the LP insulator 35 and the electric wire 20 are separated by removing the bind dress cover.
  • the moving roller units 500 and 500 ′ are continuously moved from the horizontal guide unit 300 to the left and right so that the electric wire 20 deviates from both sides of the armrest 31 , which is the roller power unit 540 . ) is made possible by the operation.
  • the existing pin pole 30 may be removed, and a new built-in pole arm 31 may be replaced and installed.
  • the joist 43 may be installed on the built-in arm arm 31 or the dead end clamp 42 newly established as described above.
  • the joist 43 applied in the present invention is not limited, and not only a general joist, but also Patent Application Registration No. 10-1984829 "Worm gear type joist capable of indirect live wire work” devised by the applicant of the present invention. Or, it will be possible with indirect live wire work through the application of Patent Application No. 10-2020-0043904 "Electric external gear double lock ratchet type sandwichesster for indirect live wire”.
  • the jumper wire is configured.
  • the configuration of the jumper wire is not limited and can be variously configured according to the site conditions.
  • the configuration of the jumper wire may first be configured using the electric wire 20 as it is with reference to FIG. 19 to configure the jumper wire.
  • the jumper wire may be configured using the bypass jumper cable 44a and a separate wire 20 ′ with reference to FIG. 20 .
  • the cable head of the bypass jumper cable 44a is coupled to the skinned wire 20 to temporarily bypass connection.
  • a jumper wire 44 can be configured for this.
  • bypass jumper cable 44a is removed, and the wire 20 and the wire 20' are connected to each other by using the sleeve cover 45a to finish the installation and taping.
  • the exposed position of the electric wire 20 to connect the bypass jumper cable 44a may be closed by taping or a sleeve cover.
  • the configuration by connecting to the existing wire 20 using a separate wire 20' is located between the dead end clamps 42 on both sides. It will be preferable to apply when it is relatively short or not suitable for the jumper wire configuration for the wire 20 to be used.
  • the jumper wire may be configured using a separate wire 20 ′ with reference to FIG. 21 .
  • the electric wire 20 positioned outside the dead end clamps 42 on both sides is peeled using an indirect live wire peeler.
  • a separate wire 20' can be compressed and connected using a sleeve 45 by indirect live wire work using a stick for live wire work, and thus both dead end clamps 42 A bypass connection using a wire 20 ′ separated from the wire 20 is possible outside of the .
  • the jumper wire 44 can be configured with respect to the electric wire 20'.
  • the location where the wire 20' is connected can be variously finished as needed.
  • the peeling machine applied when the electric wire 20 is peeled is an indirect live wire operation through the application of Patent Application Registration No. It will be possible.
  • the demolition of the joist 43 and the opening of the horizontal insulating roller 501 may be performed indirectly by using a conventional live wire work stick, such as securing an electric wire.
  • the indirect live wire uninterruptible construction method can be performed using the roller movable insulating lift arm 1 for indirect live wire of the present invention.
  • lift arm mounting process S210
  • wire securing process S220
  • electric wire transfer process S230
  • split pole new construction process S240
  • complete iron new construction process S250
  • wire return A process S260
  • wire fixing process S270
  • demolition process S280
  • the present invention indirect live wire roller movable insulating lift arm 1 is mounted on equipment 50 for high-place work such as a live wire bucket or crane having a common winch 51 used for normal live wire work. , which is made possible through the insulating pipe 200 .
  • the insulation pipe 200 is vertically mounted on the winch 51 mounted on the equipment 50 for high-place work, and at this time, the wire of the winch 51 has a wire connection hole 210 formed at the lower end of the insulation pipe 200 .
  • (52) is connected and fixed with a separate wire fixing pin 211. Accordingly, when the wire 52 is wound, the lift arm 1 is raised to the upper part, and when the wire 52 is wound, the lift arm (1) This descent will work.
  • each moving roller unit 500, 500' moves closer to the electric wire 20, and if necessary, the moving roller unit 500, 500') You can adjust the fine position by moving left and right.
  • the roller power unit 540 is configured in each of the moving roller units 500 and 500 ′, and each of the moving roller units 500 and 500 ′ is a horizontal guide bar 320 , respectively. It would be natural to be able to move.
  • the electric wire 20 can be secondarily moved at a safe distance that does not interfere with the armrest 31, and thus a safe working space can be secured in the vicinity of the pole by raising and expanding the electric wire 20.
  • the movement control of each of the moving roller units 500 and 500 ′ as described above is performed by using the rotation function grip all clamp stick devised by the applicant of the present invention and the roller operation unit 543b of the power shaft 543 . It will be by adjusting the walk and rotation.
  • the horizontal of the moving roller units 500, 500' Indirect live wire work will be possible by opening the insulating roller 501 and securing the wire 20 by entering it.
  • the upper insulation roller formed on the upper portion of the insulation vertical extension 400 using a stick for live wire work but grasping the processing branch wire 21 formed at the top of the electric pole together with the grasp of the electric wire 20 as described above. (401) is made possible by opening and entering the processing branch line (21)
  • the moving roller units 500 and 500 ′ are continuously moved from the horizontal guide unit 300 to the left and right so that the electric wire 20 deviates from both sides of the armrest 31 , which is the roller power unit 540 . ) is made possible by the operation.
  • the newly established pole 11 as described above performs the construction work by protecting the upper end of the pole as in the construction of a new construction of a conventional pole, as well as performing support using the grounding proximity.
  • the processing branch wire support 15 and the electric wire 20 may be installed with respect to the position where the arm iron 31 and the insulator pass.
  • processing branch wire 21 secured to the upper insulating roller 401 and the processing branch wire support 15 of the split pole 11 may be positioned on the processing branch wire 21 .
  • the wire 20 may be fixed to the insulator, and the processing branch wire 21 may be fixed to the processing branch wire support 15 . .
  • the pole installed on the split pole 11 to connect the electric wire 20 is not limited, but a pin pole or a built-in pole can be configured. .
  • the insulator installed on the arm iron 31 in the arm iron construction process may be installed as the LP insulator 35 on the arm iron 31 .
  • the wire 20 may be seated on the upper portion of the LP insulator 35 .
  • the wire 20 is fixed to the LP insulator (35).
  • the method of fixing the electric wire 20 to the LP insulator 35 and fixing the processing branch wire 21 to the processing branch wire support 15 is not limited, but it is fastened with a conventional bind dress cover or bind. can be fixed
  • the insulators installed on the arm-iron 31 may be installed with the suspension insulators 41 on both sides with the arm-iron 31 as the center.
  • the wire 20 positioned on the arm-convex 31 may be moved to the lower part of the arm-convex 31.
  • the wire 20 may be connected and fixed to the suspension insulator 41 .
  • the process of connecting and fixing the electric wire 20 to the suspension insulator 41 as described above is not limited, and the wires 20 on both sides around the arm iron 31 in an uninterrupted state as in the configuration of a normal built-in pole. What is necessary is to fix it to the suspension insulator 41 using the dead end clamp 42 and configure the jumper wire 44 .
  • the configuration of the jumper wire 44 as described above is not limited, but can be configured in various ways. is directly used, connected using a bypass and a separate wire (20') using a pipeline jumper cable (44a), or directly connected to the wire (20) using a separate wire (20').
  • the connection will be configurable.
  • each electric wire is separated, and the upper insulating roller 401 is opened continuously to remove the processed branch wire 21. In the separated state, it is sufficient to continuously move the equipment 50 for high-place work and operate the winch 51 to dismantle the roller-movable insulating lift arm 1 for indirect live wire according to the present invention.
  • the opening of the horizontal insulating roller 501 and the upper insulating roller 401 in the demolition process as described above will be possible to perform an indirect live wire operation using a conventional live wire work stick, such as securing an electric wire and a processing branch wire.
  • the indirect live wire uninterruptible method can be performed using the indirect live wire roller movable insulated lift arm, which creates a new share pole in the uninterruptible distribution line construction.
  • the indirect live wire uninterruptible construction method can be performed using the present invention indirect live wire roller movable insulated lift arm 1 to replace the old installed poles in the uninterruptible distribution line construction, FIG.
  • the lift arm mounting process (S310) the electric wire securing process (S320), the electric wire separation process (S330), the electric wire transfer process (S340), the electric pole replacement process (S350), and the steel wire replacement process (S360)
  • the wire return process (S370), the wire fixing process (S380), and the removal process (S390) is performed.
  • the present invention indirect live wire roller movable insulating lift arm 1 is mounted on equipment 50 for high-place work such as a live wire bucket or crane having a common winch 51 used for normal live wire work. , which is made possible through the insulating pipe 200 .
  • the insulation pipe 200 is vertically mounted on the winch 51 mounted on the equipment 50 for high-place work, and at this time, the wire of the winch 51 has a wire connection hole 210 formed at the lower end of the insulation pipe 200 .
  • (52) is connected and fixed with a separate wire fixing pin 211. Accordingly, when the wire 52 is wound, the lift arm 1 is raised to the upper part, and when the wire 52 is wound, the lift arm (1) This descent will work.
  • each moving roller unit 500, 500' moves closer to the electric wire 20, and if necessary, the moving roller unit 500, 500') You can adjust the fine position by moving left and right.
  • the roller power unit 540 is configured in each of the moving roller units 500 and 500 ′, and each of the moving roller units 500 and 500 ′ is a horizontal guide bar 320 , respectively. It would be natural to be able to move.
  • the electric wire 20 can be secondarily moved at a safe distance that does not interfere with the armrest 31, and thus a safe working space can be secured in the vicinity of the pole by raising and expanding the electric wire 20.
  • the movement control of each of the moving roller units 500 and 500 ′ as described above is performed by using the rotation function grip all clamp stick devised by the applicant of the present invention and the roller operation unit 543b of the power shaft 543 . It will be by adjusting the walk and rotation.
  • the horizontal of the moving roller units 500, 500' Indirect live wire work will be possible by opening the insulating roller 501 and securing the wire 20 by entering it.
  • the upper insulation roller formed on the upper portion of the insulation vertical extension 400 using a stick for live wire work but grasping the processing branch wire 21 formed at the top of the electric pole together with the grasp of the electric wire 20 as described above. (401) is made possible by opening and entering the processing branch line (21).
  • the wire 20 seated and installed on the LP insulator 35 of the pin pole is bound to the LP insulator 35 and a bind or bind dress cover (not shown in the drawing). ), the LP insulator 35 and the electric wire 20 are separated by cutting the bind or removing the bind dress cover.
  • the dead end clamp can be separated from the suspension insulator.
  • the moving roller units 500 and 500 ′ are continuously moved from the horizontal guide unit 300 to the left and right so that the electric wire 20 deviates from both sides of the armrest 31 , which is the roller power unit 540 . ) is made possible by the operation.
  • a new pole 10 ′ having a overhead branch line support 15 is newly installed at the position where the existing pole 10 has been removed as described above, but it is It would be natural to perform the construction work, as well as perform support using the grounding root.
  • processing branch wire 21 secured to the upper insulating roller 401 and the processing branch wire support 15 of the new electric pole 10 ′ may be positioned on the processing branch wire 21 .
  • the method of fixing the electric wire 20 to the LP insulator 35 and fixing the processing branch wire 21 to the processing branch wire support 15 is not limited, but it is fastened with a conventional bind dress cover or bind. can be fixed
  • the electric wire may be connected to the suspension insulator using a dead end clamp.
  • the opening of the horizontal insulating roller 501 and the upper insulating roller 401 in the demolition process as described above will be possible to perform an indirect live wire operation using a conventional live wire work stick, such as securing an electric wire and a processing branch wire.
  • the indirect live wire uninterruptible method can be performed using the present invention indirect live wire roller movable insulation lift arm (1) to replace the old iron installed in the uninterruptible distribution line construction, FIG.
  • the lift arm mounting process (S410), the wire securing process (S420), the electric wire separation process (S430), the electric wire reconnection process (S440), the hard iron replacement process (S450), and the electric wire return process (S460) And, by performing the wire fixing process (S470) and the demolition process (S480).
  • the present invention indirect live wire roller movable insulating lift arm 1 is mounted on equipment 50 for high-place work such as a live wire bucket or crane having a common winch 51 used for normal live wire work. , which is made possible through the insulating pipe 200 .
  • the insulation pipe 200 is vertically mounted on the winch 51 mounted on the equipment 50 for high-place work, and at this time, the wire connection hole 210 formed at the bottom of the insulation pipe 200 has the wire of the winch 51 .
  • (52) is connected and fixed with a separate wire fixing pin (211). Accordingly, when the wire (52) is wound, the lift arm (1) is raised upward, and when the wire (52) is wound, the lift arm (1) This descent will work.
  • each moving roller unit 500, 500' moves closer to the electric wire 20, and if necessary, the moving roller unit 500, 500') You can adjust the fine position by moving left and right.
  • the left and right movement of the moving roller units 500 and 500 ′ rotates the power shaft 543 of the roller power unit 540 as described above, and when the power shaft 543 is rotated, the power shaft 543 .
  • the worm wheel 542 meshed with the worm 543a of ) to move horizontally.
  • the roller power unit 540 is configured in each of the moving roller units 500 and 500 ′, and each of the moving roller units 500 and 500 ′ is a horizontal guide bar 320 , respectively. It would be natural to be able to move.
  • the electric wire 20 can be secondarily moved at a safe distance that does not interfere with the armrest 31, and thus a safe working space can be secured in the vicinity of the pole by raising and expanding the electric wire 20.
  • the movement control of each of the moving roller units 500 and 500 ′ as described above is performed by using the rotation function grip all clamp stick devised by the applicant of the present invention and the roller operation unit 543b of the power shaft 543 . It will be by adjusting the walk and rotation.
  • the horizontal of the moving roller units 500, 500' Indirect live wire work will be possible by opening the insulating roller 501 and securing the wire 20 by entering it.
  • the wire 20 seated and installed on the LP insulator 35 of the pin pole binds to the LP insulator 35 or a bind dress cover (not shown in the drawing).
  • the LP insulator 35 and the electric wire 20 are separated by cutting the bind or removing the bind dress cover.
  • the dead end clamp can be separated from the suspension insulator.
  • the moving roller units 500 and 500 ′ are continuously moved from the horizontal guide unit 300 to the left and right so that the electric wire 20 deviates from both sides of the armrest 31 , which is the roller power unit 540 . ) is made possible by the operation.
  • the arm iron 31 installed on the electric pole 10 can be removed. At this time, the old LP insulator 35 is also removed together. desirable.
  • the method of fixing the electric wire 20 to the LP insulator 35 as described above is not limited, and it may be fastened and fixed with a conventional bind dress cover or bind.
  • the electric wire may be connected to the suspension insulator using a dead end clamp.
  • the opening of the horizontal insulating roller 501 in the process of demolition as described above will be possible indirect live wire work using a conventional live wire work stick, such as securing the electric wire and the processing branch wire.
  • the transfer and return fixation of the electric wire 20 substantially installed on the arm iron 31 has been described, but this is not limited and the working environment or conditions for securing a working space Accordingly, it will be natural that the processing branch wire 21 can also be moved and fixed together.
  • the present invention uses the roller movable insulation lift arm for indirect live wire to change the pole from uninterruptible distribution line construction to indirect live wire work, Safe and convenient uninterrupted operation such as pole replacement, arm iron replacement, etc. becomes possible.

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Abstract

La présente invention se rapporte à un bras de levage pour déplacer de manière sûre des fils pendant un travail de fils sous tension indirects sur une ligne de distribution dans un état de fil sous tension. Plus précisément, la présente invention se rapporte à un bras de levage isolé de type à rouleau mobile pour des fils sous tension indirects et à un procédé sans coupure pour des fils sous tension indirects l'utilisant. Le bras de levage isolé de type à rouleau mobile : permet à des barres mobiles horizontales ayant des unités de rouleau mobile, qui se déplacent horizontalement, de faire saillie au niveau de côtés respectifs au sommet d'un tuyau isolant ; peut être monté sur un treuil d'équipement pour un travail à haute altitude et se déplacer vers le haut et vers le bas au moyen du tuyau isolant et, en particulier, peut se déplacer librement au moyen de l'équipement pour un travail à haute altitude, ce qui permet une tâche de transfert de fil au moyen du travail de fils sous tension indirects dans une large plage d'emplacements au sein de la ligne de distribution ; permet un travail de fils sous tension indirects sûrs concernant la tâche de transfert de fil, tel qu'un changement d'assemblage, l'installation d'un poteau inséré, le remplacement d'un poteau, et le remplacement d'une console ; et permet le travail de fils sous tension indirects tout en assurant une distance de sécurité en fonction du mouvement des unités de rouleau mobile montées sur les barres mobiles horizontales et aptes à retenir un fil électrique.
PCT/KR2021/012375 2020-10-20 2021-09-10 Bras de levage isolé de type à rouleau mobile pour fils sous tension indirects et procédé sans coupure pour fils sous tension indirects l'utilisant WO2022085943A1 (fr)

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KR102582039B1 (ko) * 2021-06-29 2023-09-25 한국전력공사 입상케이블용 간접활선 방식의 무정전 작업장치
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CN115473159B (zh) * 2022-08-22 2024-04-05 云南电网有限责任公司昆明供电局 一种带电紧固引流线夹辅助工具
KR102549108B1 (ko) * 2022-12-12 2023-06-30 대원전기 주식회사 간접활선용 개폐조작그립 가이드 기능을 갖는 관절 슬라이딩 레버 링크형 전선클립 및 이를 이용한 전선 고정방법
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CN117886206A (zh) * 2024-03-18 2024-04-16 国网山东省电力公司东明县供电公司 一种柱式绝缘子辅助更换装置

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KR20180051298A (ko) * 2016-11-08 2018-05-16 양희성 활선 작업차를 이용한 공간확장형 기계화 작업장치
KR101864309B1 (ko) * 2017-01-19 2018-06-05 삼성기술감리 주식회사 활선 상태에서의 배전선로 교체 장치
WO2020175815A1 (fr) * 2019-02-27 2020-09-03 대원전기 주식회사 Dispositif de dénudage à ouverture et fermeture automatiques pour fil sous tension indirect ayant des fonctions de dénudage et de rubanage de fil, et procédés de dénudage et de rubanage de fil sous tension indirect l'utilisant
KR102079472B1 (ko) * 2019-06-14 2020-02-20 가나상공(주) 활선 작업용 전선 홀더 및 이 홀더가 부착된 보조 완철
KR102232560B1 (ko) * 2020-10-20 2021-03-29 대원전기 주식회사 간접 활선용 롤러 이동식 절연 리프트 암 및 이를 이용한 간접활선 무정전 공법

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CN115898126A (zh) * 2022-12-28 2023-04-04 东台市新杰科机械有限公司 一种电塔架的铁构件安装固定结构
CN115898126B (zh) * 2022-12-28 2023-10-24 东台市新杰科机械有限公司 一种电塔架的铁构件安装固定结构
CN116799704A (zh) * 2023-06-28 2023-09-22 国网山东省电力公司菏泽供电公司 一种跨越架的杆件连接结构及跨越架
CN116799704B (zh) * 2023-06-28 2024-04-02 国网山东省电力公司菏泽供电公司 一种跨越架的杆件连接结构及跨越架
CN117007227A (zh) * 2023-09-28 2023-11-07 国网湖北省电力有限公司 一种配电网架承载力在线监测系统
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CN117595178A (zh) * 2024-01-19 2024-02-23 沈阳涵兮科技有限公司 一种电力用架线装置
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