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218 results about "Metal hook" patented technology

Scaffold, releasable support and method

InactiveUS20120292131A1Prevent many injurySaving the construction companies moneyMetal working apparatusBuilding scaffoldsMetal hookEngineering
A scaffold including a right end frame access ladder having a right rail and a left rail in spaced relation with the right rail, and a plurality of horizontals attached to the right rail and the left rail. The scaffold includes a left end frame access ladder having a right rail and a left rail in spaced relation with the right rail, and a plurality of horizontals attached to the right rail and left rail. The scaffold includes a first adjustable platform support truss attached to the right end frame access ladder and the second end frame access ladder. The scaffold includes a second adjustable platform support truss attached to the right end frame access ladder and the second end frame access ladder and essentially in parallel and spaced relation with the first adjustable platform support truss. The scaffold includes a removable support having a first bracket, a second bracket and a center portion connected to the first and second brackets. The scaffold comprises a longitudinal removable support having a first hook connected to one of the plurality of horizontals of the right end frame. The scaffold also comprises a second hook connected to one of the plurality of horizontals of the left end frame and a longitudinal strap attached to the first and second metal hooks, the longitudinal strap and the removable strap together forming a harness system. The scaffold comprises a platform disposed on the first and second support trusses and first and second brackets upon which a user stands. A method for using a scaffold having a removable support.
Owner:LOVAS GARY

Grounding wire hook for overhead transmission line power cut overhaul

The invention relates to a grounding wire hook for overhead transmission line power cut overhaul, belonging to a transmission line overhaul device. The grounding wire hook is characterized by mainly comprising a hook body, a lower pressing plate, an upper fixing plate, ear plates, an operation ring, a rack, a gear shaft, a lower fixing plate, a grounding stud and a gear, wherein the upper part of the hook body is an arc hook head section extending leftwards, and the lower part of the hook is a cylindrical section; the cylindrical section of the hook body is fixedly penetrated in round through holes on the right parts of the upper fixing plate and the lower fixing plate; the gear shaft and the gear are arranged on the front and back ear plates of the cylindrical section of the hook body; the operation ring is fixedly arranged on the front end section of the gear shaft; a rack pole provided with the rack is penetrated in an upper rectangular through hole and a lower rectangular through hole on the left parts of the upper fixing plate and the lower fixing plate, and the rack is engaged with the gear; the lower pressing plate is sleeved on the cylindrical section on the upper end part of the rack pole; and the operation ring is tightly clamped and rotated by a metal hook on an insulated operation rod to drive the gear and the rack to engage and link so as to ensure that the lower pressing plate and a lead are compacted or loosened, so that grounding quickness and reliability are achieved.
Owner:STATE GRID CORP OF CHINA +1

Efficient paint spraying device for surface of motor shell

The invention discloses an efficient paint spraying device for the surface of a motor shell. The efficient paint spraying device for the surface of the motor shell comprises a supporting bottom plate; a control cabinet is fixedly mounted on one side surface of the supporting bottom plate; the drive motor shell is fixedly mounted at the top of a paint spraying chamber; a baffle is horizontally and fixedly mounted in the paint spraying chamber; a driven shaft is rotationally arranged on a bearing pedestal; a driven gear is coaxially and fixedly mounted on the driven shaft; a drive gear is in engaged connection with the driven gear; metal hooks are uniformly and fixedly mounted at the bottom of a horizontal plate; a conveying fan is mounted at the top of the baffle and located at the right side of the driven shaft; a gas filter is fixedly mounted on the bottom surface of the baffle; and an induced draft fan and a heater are arranged at the bottom of the inner wall of an air supply bellows. According to the efficient paint spraying device for the surface of the motor shell, through the induced draft fan, an air blower and the heater arranged in the air supply bellows, hot air can be continuously conveyed into the paint spraying chamber, paint on the surface of the motor shell can be fast dried, and the working efficiency of the paint spraying device is improved.
Owner:FOSHAN ZHENGLUE INFORMATION TECH CO LTD

Construction method of large cantilevered steel-concrete structure combined steel bar truss floor bearing plate

The invention discloses a construction method of a large cantilevered steel-concrete structure combined steel bar truss floor bearing plate. The construction method of the large cantilevered steel-concrete structure combined steel bar truss floor bearing plate particularly comprises the following steps that truss floor bearing plate is assembled in strict accordance with a drawing, a galvanized bottom formwork and a steel bar truss are assembled on site through special connectors, and the spacing between each row of force hooks is 20 cm; and the corresponding truss and the bottom formwork areused for assembly, the connectors are used for fixation of four corners to ensure overall stability, then subsequent fixing parts are installed, during installation, the metal hooks and rotating wrenches are connected to form a movable whole through rollers, the hooks penetrate through holes reserved in advance on a bottom plate from bottom to top and buckle truss web member steel bars, the hooksare shaped processing components, and the inner diameter is the same as the diameter of the truss web member steel bars to ensure firm fastening. The steel bar truss floor bearing plate is processed in a factory and can be installed after simple and quick assembly on site. The construction is fast, and a site occupies a small space.
Owner:中铁二局第三工程有限公司

Cofferdam device capable of resisting to high wind waves and intercepting bloom-forming cyanobacteria

The invention discloses a cofferdam device capable of resisting to high wind waves and intercepting bloom-forming cyanobacteria. The cofferdam device comprises foam floating bodies, wrapping cloth, skirt curtains and reinforcing bands, rubber wrapping cloth is used as the floating body wrapping cloth outside the floating bodies, the skirt curtains are reserved on the underside of the floating body wrapping cloth, a nylon strap or rope serving as one reinforcing band is arranged in the middle of each skirt curtain, every two reinforcing bands are connected by a metal hook connector, an iron chain is arranged at the lower end of each skirt curtain, the joints of two ends of each cofferdam are fixed by steel plates, two rows of holes are punched in each steel plate, the nylon ropes penetrate into the holes for connection, then the metal hook connectors on the reinforcing bands are used for connecting the two ends, each cofferdam is connected with iron anchors at the two connectors by anchor lines, the iron anchors are thrown into a lakebed, and the anchor lines on the iron anchors are integrally connected with each cofferdam. The cofferdam device is simple in structure, easy and simple to operate, high in efficiency of capturing the bloom-forming cyanobacteria and low in cost, water cofferdams are high in wind-wave-resisting capability, good in stability, convenient to operate and suitable for being arranged underwater for a long term, and the problem of mass cyanobacterial bloom accumulation in bloom-forming cyanobacteria harvest is solved.
Owner:INST OF AQUATIC LIFE ACAD SINICA

Wire lifting tool for intermediate phase conductor of 10kV same-pole multi-circuit line

The invention relates to a wire lifting tool for an intermediate phase conductor of a 10kV same-pole multi-circuit line. The wire lifting tool comprises a stand column, two support rods and an electric rod hoop, wherein the support rods and the electric rod hoop are respectively fixed at two ends of the stand column, the two support rods are arranged on two sides of the stand column and on the same plane with the stand column, two wire fasteners are respectively suspended at the end portions of the two support rods, and a conductor metal hook is connected under the wire fastener; and a cross arm clamp is installed in the middle of the stand column. The wire lifting tool has the advantages that electrified lifting of the intermediate phase conductor of the 10kV same-pole multi-circuit line can be achieved, and safe distance between operation staff and an electric transmission line can be ensured. The wire lifting tool is simple in structure, convenient to transport, assemble at site and carry, and flexible to install and adjust on a rod, has good at-site practical performance, facilitates development of electrified operation of the 10kV power distribution line and improves operation reliability of the electric transmission line.
Owner:WUXI POWER SUPPLY JIANGSU PROVINCE ELECTRIC POWER +3

Lightning arrester test wiring assisting device

The invention provides a lightning arrester test wiring assisting device and belongs to the lightning arrester test technical field. The lightning arrester test wiring assisting device comprises an insulation rod body; the top end of the insulation rod body is provided with a hook; one side of the insulation rod body is provided with a test wire supporting rod; a wire groove is formed in the top end of the test wire supporting rod; the upper part of the insulation rod body is provided with an electricity proximity alarm; and the top of the insulation rod body is provided with the novel hook. According to the lightning arrester test wiring assisting device of the invention, the test wire supporting rod, the metal hook and the electricity proximity alarm are additionally arranged on the insulation rod body, and therefore, a distance between a test wire and a metal frame can be effectively ensured, wiring is more accurate; and the alarm provides safety assistance, so that accidental collision with live equipment can be prevented. The lightning arrester test wiring assisting device has the advantages of discharge prevention, convenient operation, high reliability and high practicality.With the lightning arrester test wiring assisting device of the invention adopted, the technical problem of high test wiring difficulty caused by a condition that the hook tends to discharge to the frame in a lightning arrester test can be solved.
Owner:STATE GRID CORP OF CHINA +2

Potential shift locking rod in power transmission line hot-line work

The invention discloses a potential shift locking rod in power transmission line hot-line work. The potential shift locking rod mainly comprises a metal hook, a drainage wire, a control handle and an insulating rod and is characterized in that the drainage wire is in a spiral spring type, the metal hook and the drainage wire are fixed to one end of the insulating rod through a wing-type bolt, and the other end of the insulating rod is provided with the control handle through a rotary shaft, so that the handle forms a lever structure capable of rotating around the rotary shaft. A locking ring is arranged on the inner side of the connecting position of the metal hook and the insulating rod through a torsion spring. The other end of the locking ring is tightly attached to the inner side of a point of the metal hook. A rope is arranged inside the insulating rod, one end of the rope penetrates through a penetrating hole of the insulating rod and is connected with the upper end of the control handle, and the other end of the rope penetrates through a penetrating hole of the metal hook and is connected with the locking ring on the point of the hook. Through the arrangement, the potential shift locking rod has the advantages that the hands are prevented from directly making contact with an electrified body, disassembly and assembly are convenient, the potential shift rod is prevented from falling in the work process, and work safety is greatly improved.
Owner:STATE GRID SHANDONG ZHUCHENG POWER SUPPLY

Tool special for electrically adjusting gap between double split sub-conductors and working method

ActiveCN103779809ASolve the problem that cannot be adjusted liveReduce labor intensityApparatus for overhead lines/cablesPower gridMetal hook
The invention relates to a tool special for electrically adjusting a gap between double split sub-conductors and a working method. The tool comprises an anti-falling adjustable-gap stroke double hooks, wherein the anti-falling adjustable-gap stroke double hooks comprise an upper metal hook, a small lead screw and a lower metal hook, the bottom of the upper metal hook is connected with the top of the small lead screw, the bottom of the small lead screw is connected with the top of the lower metal hook, the top of the upper metal hook is connected with an adjustable insulation pull rod, and the top of the adjustable insulation pull rod is connected with a reinforcing type anti-torsion lead screw. Compared with the working method for adjusting the gap between an upper sub-conductor and a lower sub-conductor of double split conductors in a power failure, the whole set of tool and the working method have the advantages that the operation time is greatly shortened, labor intensity of operating personnel is reduced, meanwhile, safety risks possibly brought to power grid running by power failure working are reduced, and the aim of electrically adjusting the gap between the double split sub-conductors in an equipotential mode is achieved.
Owner:STATE GRID CORP OF CHINA +2
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