31results about How to "Live working safety" patented technology

The invention provides an equipotential access method of a 500kV same-tower four-circuit transmission line tangent tower live-wire work which can safely access into an outside 6-phase wire by adopting a sliding rail-centipede-type ladder-hanging seat method or a flexible ladder method. The sliding rail-centipede-type ladder-hanging seat method is characterized in that beside the outside wire, one end of an insulated centipede-type ladder is connected with a hanging seat, the other end of the insulated centipede-type ladder is connected with a sliding rail, the sliding rail is arranged at the upper end of the outside wire near the tail end of a cross arm; and the flexible ladder method is characterized in that the insulated flexible ladder is hung at the tail end of the cross arm, and a pulley provided with an insulated control rope is arranged in the middle of the cross arm. The two methods can both ensure that the equipotential access operation of the 500kV same-tower four-circuit transmission line tangent tower live-wire work is finished safely and smoothly.

The invention discloses a conducting wire fixer for 10kV live working. The conducting wire fixer comprises two insulating hanging boards, wherein two insulating threaded rods are connected between middle-upper parts of board faces of the two insulating hanging boards in an equal-height and parallel manner, two hanging hooks with inward-opening hanging ports are respectively formed on the insulating hanging boards above the two insulating threaded rods, the top of each hanging hook is arc-shaped, an upper adjusting hole and a lower adjusting hole which are higher than a reinforced concrete pole cross arm and an insulator are reserved in the middle of the lower board face of each insulating hanging board and between the insulating threaded rods, and an insulating support threaded rod is selectively connected into one of the two pairs of mutually-corresponding adjusting holes. The conducting wire fixer for 10kV live working has the advantages that the operation is convenient, the labor intensity is reduced, the work efficiency is increased, an adequate safety distance among phases of conducting wires / between the conducting wires and the ground can be kept, and the live working can be safer.

The invention belongs to the technical field of power systems, and particularly relates to a hot-line work wire clamp capable of being rapidly lapped. The hot-line work wire clamp capable of being rapidly lapped is characterized by comprising a reset pull rod, a first compression spring, a spur rack, a gear, a cavity, an upper cover plate, a hanging rod, a fixed wire clamp block, a movable wire clamp block, a limiting block, a bottom cover plate and a plug pin lock mechanism, wherein the hanging rod is fixed on the upper cover plate; the right end of the fixed wire clamp block is fixed at theupper end part of the left side surface of the cavity, the fixed wire clamp block is provided with a wiring end, and the upper end part of the wire is connected with the wiring end; and the movable wire clamp block is located below the fixed wire clamp block, a lock body of the plug pin lock mechanism is fixed to the cavity at a plug pin hole, and the left end of a plug pin of the plug pin lock mechanism penetrates through the plug pin hole and then is inserted into a tooth gap of the gear. The hot-line work wire clamp is simple in structure and convenient to operate, can be effectively applied to hot-line work of a line, reduces the power failure cardinal number, avoids large-area power failure, and maintains the reliability of a power grid. The hot-line work wire clamp has the characteristics of safety, short time, high efficiency and low cost.

The invention discloses a distribution network hot-line work robot and a man-machine cooperation safety work method thereof. The method comprises the following steps that 1), an environment model is built via the distribution network hot-line work robot by the means of the three-dimensional scanning reconstruction of an environment; 2) the distribution network hot-line work robot identifies a specific work target of each task through vision according to different work tasks and positions the work target; 3) the distribution network hot-line work robot carries out autonomous path planning according to different work specifications in combination with the basic motion trajectory library, so that corresponding work functions are completed; and when the distribution network hot-line work robot cannot complete or can only complete corresponding actions at low efficiency, manual intervention is used for assisting in completing, and after manual intervention is used for assisting in completing the corresponding actions, the operation is continued to be performed by the distribution network hot-line work robot. The man-machine cooperation safety operation method executed by the distribution network hot-line work robot greatly improves the operation applicability, safety and efficiency of the distribution network hot-line work robot.

The invention provides a non-power cut deicing device for electromagnetic looped network loop closing operation. The deicing device comprises an insulation rod and a shell arranged on the insulation rod; a driving motor is arranged in the shell; a rotating shaft of the driving motor is provided with an eccentric wheel driving a deicing shovel to move up and down; the upper portion of the shell is provided with a guide righting sleeve allowing the deicing shovel to move up and down; the shell is provided with a deicing guide line protecting mechanism. There is no need to cut off power when the device is used for deicing and injuries caused by high tension electricity to operating staff are prevented.

The invention relates to the field of distribution line hot-line work and particularly relates to an operation method for breaking or connecting a 10kV strain rod drainage wire on an insulating shortrod, which comprises an electric pole and a strain cross arm and a pin type insulator support installed on the electric pole, wherein strain insulators and strain wires are installed on the two sidesof the strain cross arm respectively, and a pin type insulator is installed on the pin type insulator support. An operator completes breaking or connecting of the 10kV strain rod drainage wire by using the insulating operation short rod with a certain length in an insulation bucket of an insulation bucket arm vehicle, the operator is far away from an electrified body, so that the hot-line work isindirect, and the hot-line work is safer and more reliable.

The invention discloses a folding rotary insulating platform, which comprises a metal connection bracket, an insulating main platform, a pair of platform supporting rods, a vertical ladder, a pair of vertical ladder inclined struts, a vertical ladder small platform, a safety device and a rotary device. By frequently adopting a triangular structure, the using stability of the folding rotary insulating platform is guaranteed, so that the folding rotary insulating platform has the advantages of the conventional 10-kV live-working insulating platform. Different from the conventional insulating platform, the folding rotary insulating platform is structurally characterized in that: a folding device, the rotary device and various kinds of joints are adopted; and because the vertical ladder and the vertical ladder inclined struts are relatively longer, two-section type design is adopted, so that all parts such as the vertical ladder, the vertical ladder inclined struts and the vertical ladder small platform are folded and then tightly combined. The folding rotary insulating platform can be small in size under the folding standby state and can be put into a box or a bag to facilitate storage and transportation, so that practical safety tools are provided for safely, conveniently and steadily performing live working.

The present invention relates to a manual hydraulic multifunctional ultra-high voltage insulated gear clamp rod for live work and its clamp rod, more specifically, to a manual hydraulic multifunctional ultra high voltage insulated gear clamp rod for live work and the use of the The indirect electrified construction method of the clamp rod, during the construction of the power distribution equipment under the ultra-high voltage electrified state, the equipment installed and dismantled on the pole for wire erection work or wire fixation shall be carried out through indirect electrification work to ensure electrification In the state of safe distance, realize long-distance construction, eliminate the risk of instability according to the labor intensity and physical strength limit of the operator in the operation, so as to ensure safety, make it possible to perform various operations, etc., and improve its use efficiency sex.

The invention discloses an on-line deicing device for a 10KV closed-loop line of a distribution network, which comprises an insulating rod and a housing arranged on the insulating rod, the housing is provided with a driving shaft, and the housing is provided with a protruding housing A deicing shovel that moves up and down. The drive shaft is provided with an eccentric wheel that drives the deicing shovel to move up and down. The housing is provided with a deicing guiding line protection mechanism. The deicing guiding line protection mechanism includes The connecting rod on the body and the rotating shaft arranged at the free end of the connecting rod, the rotating shaft is set with a rotating cylinder, the sleeve is equipped with a roller, and the peripheral side of the roller is provided with a groove matching the frozen wire , the drum is connected to the drive shaft through a drive mechanism. The device does not require a power outage during the deicing process, and the high voltage will not cause damage to the operator.

The invention relates to a dry ice cleaning vehicle of electrical equipment external insulation, belonging to the cleaning equipment of the electrical equipment external insulation. A lifter (7) is fixed on a vehicle body (8); the top end of the lifter (7) is provided with a lift platform (3) on which an insulation telescopic arm (2) is arranged; the telescopic end of the insulation telescopic arm (2) is connected with an automatic dry ice particle track sprinkler head assembly (1); and a dry ice conveying insulation duct (4-1) on a dry ice conveying device (4) is communicated with a sprinkler head (1-8) on the automatic dry ice particle track sprinkler head assembly (1). The invention has the advantages of compact structure, larger inclusive area for cleaned objects, almost no cleaning dead corner, large one-step cleaning surface, high cleaning quality, convenient operation and high dirt removal efficiency, thereby being especially suitable for the cleaning work of vertically arranged cylindrical insulating equipment, such as insulators or sleeve pipes. The invention can be used as high-efficiency cleaning equipment for safe electric power production and electric power supply guarantee and has favorable social and economic benefits.

The invention discloses a deicing device for an overhead line of a distribution network, which comprises an insulating rod and a housing arranged on the insulating rod, a driving shaft is arranged inside the housing, and a shaft protruding from the housing to move up and down is provided on the housing. The deicing shovel, the drive shaft is provided with an eccentric wheel that drives the deicing shovel to move up and down, the housing is provided with a deicing guiding line protection mechanism, and the deicing guiding line protection mechanism includes a The connecting rod and the rotating shaft arranged at the free end of the connecting rod, the rotating shaft is set with a rotating cylinder, and the rotating cylinder is equipped with a roller, and the peripheral side of the roller is provided with a groove matching the frozen wire. The drum is connected with the drive shaft through a transmission mechanism. The device does not require a power outage during the deicing process, and the high voltage will not cause damage to the operator.

The invention relates to an insulation ladder for double-busbar balanced door sealing in a substation, which comprises an insulation ladder body, an insulation board is arranged at the upper end of the body, a crossbeam is arranged on the upper part of the insulation board, two ends of the crossbeam are respectively connected with a support rod, and the other ends of the two support rods are buckled. Combined with the beam to form a tripod; the top of the tripod is provided with an aluminum alloy plate, and the bottom of the aluminum alloy plate is provided with bolts. , the outer surface of the nut is fixedly connected to the buckle at the top of the support rod, and the outer surface of the nut is welded with a horizontal bar. The invention ensures the convenience, speed and safety of the live work in the substation. The insulation ladder is hung on the double busbars to keep the double busbars level, and the insulation ladders are automatically locked after being hung, which can prevent the insulation ladders from falling out of the busbars, improve the safety of on-site operations, and ensure Personal and equipment safety.

The invention discloses a pair of pin pulling pliers for replacing a tension insulator of a ground potential of a power transmission line and a use method of the pin pulling pliers. The pair of pin pulling pliers comprises a connecting base, rapid work connectors, a connecting rod, a connecting pull ring, a fan-shaped hinge transmission sheet and a pair of flat nose pliers. The pair of flat nose pliers comprises a pliers head, a pliers head connecting rod and a curved pliers head connecting rod. The fan-shaped hinge transmission sheet is fixedly connected to the connecting base. The two rapid work connectors are arranged at the two ends of the connecting base. One end of the connecting base is fixed to the fan-shaped hinge transmission sheet in a hinged mode. The other end of the connecting rod is fixedly connected to the connecting rod pull ring. The pliers head connecting rod and the connecting rod pull ring are fixedly connected with each other. The connecting base is sleeved with the curved pliers head connecting rod. According to the pair of pin pulling pliers for replacing the tension insulator of the ground potential of the power transmission line, the two rapid work connectors acting in different directions are integrated on the pair of pin pulling pliers, so that the pair of pin pulling pliers are suitable for sockets with different opening directions, the labor intensity of operation personnel is relieved to the maximum extent, and the frequency of replacement of special operation ends is reduced to the maximum extent.

The invention relates to an outdoor isolation switch contact adjustment tool, in particular to an isolation switch contact adjustment device. When an isolation switch contact is switched on in place, a contact is knocked to be switched on through repeatedly breaking and closing by a constructor or by using an insulation rod to cause contact damage. The tool for adjusting the contact after the isolation switch is switched on, provided by the invention, comprises a clamping part and a transmission part, wherein the clamping part is a groove-shaped clamping main body composed of a bottom plate, a static press plate and a side top plate, a movable press plate is arranged in a groove, a first connector is fixedly arranged at a lower part of the bottom plate, a spiral top rod of the transmission part is matched with the side top plate through a thread, one end of the spiral top rod is rotatably matched with the movable press plate, the other end of the spiral top rod is hinged with a connection rod by a rotation shaft A, the other end of the connection rod is hinged with a second connector by a rotation shaft B, and the rotation shaft A is perpendicular to the rotation shaft B. The tool has the advantages that a worker stands on the ground and can operate, the tool is safe, reliable, safe and rapid and is gentle in action, and the contact cannot be damaged.

The invention provides a line dropping operation device used for a double-head tackle and a processing method for foreign matters on a lead. The device comprises an unmanned aerial vehicle and a grabber which is connected with the unmanned aerial vehicle. The grabber comprises a steering engine and two clamping mechanisms which are oppositely and symmetrically arranged at the two sides of the steering engine. The unmanned aerial vehicle can control on / off of the steering engine. Each clamping mechanism comprises at least one group of a rotating joint and a clamping claw which are connected from the top to the bottom. One end of the rotating joint can be rotatably connected with the steering engine, and the other end of the rotating joint can be rotatably connected with one end of the clamping claw. The other end of the clamping claw extends to the center line of the steering engine. The steering engine drives all the rotating joints to rotate so as to drive the other end of each clamping claw to gradually contract to the inside to penetrate through hooks and hang on the double-head tackle. The steering engine drives all the rotating joints to reversely rotate so as to drive the other end of each clamping claw to stretch to the outside and separate from the hooks. The double-head tackle can conveniently reach any position so that the efficiency of removing the foreign matters can be enhanced and artificial tower climbing can be avoided.

The present invention relates to a transformer substation double bus balance enclosure insulating ladder. The transformer substation double bus balance enclosure insulating ladder comprises an insulating ladder body, the upper end of the body is equipped with an insulating plate, and the upper part of the insulating plate is equipped with a crossbeam. The two ends of the crossbeam are connected with one ends of the supporting rods respectively, and the other ends of the two supporting rods are buckled with the crossbeam to form a triangular rack. An aluminum alloy plate is arranged above the triangular rack, a bolt is arranged below the aluminum alloy plate, and the lower surface of the aluminum alloy plate at the two sides of the bolt is equipped with grooves. The inner surface of a nut sleeves on the bolt, the outer surface of the nut is fixedly connected with the buckled top ends of the supporting rods, and a transverse lever is welded on the outer surface of the nut. The transformer substation double bus balance enclosure insulating ladder of the present invention guarantees that the transformer substation live-line work is convenient, rapid and safe. The insulating ladder is hung on double buses to keep the double buses horizontal and is locked automatically after being hung, so that the insulating ladder can be prevented from falling off from the buses, the on-site work safety is improved, and the personal and equipment safety is guaranteed.

The invention relates to a method for producing screw support and relative screw support, which can avoid central deflection of covered layer, and set the right position of cross mould relative to the phase of long screw. The inventive method comprises: feeding metal core wire (2) into the mould (8) whose front part is the long screw hole (82) through with metal core wire (2) and the back part isthe long screw large hole (83) larger than the small hole (82); the metal core wire (2) of front part is bended into the long screw; and the back part is covered with macromolecule material.

The invention discloses an electric deicing pick and a deicing method, which comprise an insulating rod and a casing arranged on the insulating rod, a coil is arranged in the casing, an iron core is arranged in the coil, and an iron core is arranged in the iron core. There is a sliding armature, and a return spring is set on the sliding armature. The upper end of the sliding armature is provided with a deicing shovel protruding from the housing, and the housing is provided with a deicing guiding line protection mechanism. The device does not require a power outage during the deicing process, and the high voltage will not cause damage to the operator.