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35results about How to "Quick ground" patented technology
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Three-station isolating switch
ActiveCN103985591AImprove flow capacityReduce feverAir-break switch detailsEngineeringGround contact
The invention discloses a three-station isolating switch which comprises a rack, disconnecting links, fixed contacts, grounding contacts and an operating mechanism. The rack is connected with a rotating shaft in a pivotal mode, and the rotating shaft drives the disconnecting links to rotate through first connecting levers and insulating pull rods. The operating mechanism comprises a shell, the shell is connected with a first operating shaft and a second operating shaft in a pivotal mode, and the first operating shaft is fixedly connected with the rotating shaft. The first operating shaft is fixedly connected with a first gear and an isolating limiting plate. The isolating limiting plate is provided with a first positioning hinge pin in a penetrating mode, and the two ends of the first position hinge pin are connected with the first operating shaft through two tension springs. The shell is provided with a switching-on groove, a switching-off groove and grounding grooves which are matched with the first positioning hinge pin. The second operating shaft is fixedly connected with a second gear and a connecting lever, wherein the connecting lever is connected with the shell through a second positioning hinge pin and a compression spring. The shell is provided with a second arc hole which is matched with the second positioning hinge pin. The second gear is not matched with the first gear in a switching-on state and a switching-off state and is matched with the first gear in a grounding state. The three-station isolating switch is compact in structure, reliable in action and convenient to maintain.
Owner:XIAMEN XEC ELECTRIC
Electric elevating high-altitude grounding device
ActiveCN105186151AQuick groundHigh efficiency of grounding operationMulticonductor cable end piecesHigh definitionTread
The invention discloses an electric elevating high-altitude grounding device comprising a grounding clamp mechanism and a lifting device; the grounding clamp mechanism comprises a pedestal; the top of the pedestal is provided with a wiring pile head and a clamp arm; the wiring pile head is connected with a ground wire; the clamp arm is sleeved by a mobile chuck; the mobile chuck moves upwards to realize a clamp motion, and moves downwards to realize a release motion; a thread hole is arranged in the pedestal; a rotary shaft penetrates the tread hole, and is screwed with the thread hole; the top of the rotary shaft is fixedly connected with the mobile chuck; the bottom of the rotary shaft is fixedly connected with a clamp board; the lifting device comprises a pedestal, a four-paw clamp, a rotary shaft, a high definition camera, a multi-node lifting rod, a tripod, a controller and a power supply interface; the electric elevating high-altitude grounding device allows repair people to fast ground, is simple in structure, and grounding clamp and release motions are simple and reliable, and grounding operation is high in efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
Rapid grounding device for field high-voltage equipment
ActiveCN105071058AQuick groundEasy to GrindElectric connection structural associationsConnection contact member materialEngineeringHigh pressure
The invention provides a rapid grounding device for field high-voltage equipment. The rapid grounding device comprises an upper clamp plate, a lower clamp plate, a clamp adjustment assembly, a locking assembly, a wiring clamp assembly and a ground insertion assembly. The upper clamp plate and the lower clamp plate adopts the clamp adjustment assembly to realize distance and clamp force adjustment between the upper clamp plate and the lower clamp plate; the locking assembly for locking the upper clamp plate and the lower clamp plate is arranged between the upper clamp plate and the lower clamp plate; the upper clamp plate or the lower clamp plate is connected with the wiring clamp assembly; and the lower portion of the wiring clamp assembly is connected with the ground insertion assembly. Through the cooperation of a gear and a toothed bar, the upper clamp plate and the lower clamp plate can be clamped accurately and conveniently; an electric wire is allowed to be connected between the upper clamp plate and the lower clamp plate, and reliability and stability of the wiring are improved; a constructor can connect the electric wire between the upper clamp plate and the lower clamp plate or clamp the electric wire in the wiring clamp assembly according to actual demand; and through rotating a force application nut, rapid insertion of an insertion pin can be realized.
Owner:STATE GRID CORP OF CHINA +1
Ground mobile direct lightning protection system
ActiveCN111092404ANo mechanical damageReliable groundingDischarge by conduction/dissipationEmergency protective arrangements for limiting excess voltage/currentEarly warning systemAutomatic control
The invention relates to a ground mobile direct lightning protection system. The system comprises a lightning monitoring and early warning system, a lightning receiving device, a lifting system, a grounding system and an automatic control system, wherein the lightning monitoring and early warning system monitors the atmospheric electric field environment around a special vehicle in real time, theautomatic control system starts corresponding levels of early warning according to monitoring data of the lightning monitoring and early warning system, ascending or descending signals are sent to thelifting system and the lightning receiving device according to conditions, and grounding starting signals or grounding ending signals are sent to the grounding system, the lightning receiving devicevertically enters a direct lightning arresting mode upwards or is folded downwards according to the received signals, the lifting system ascends or descends according to the received signals, and thegrounding system is used for quickly and reliably grounding or withdrawing the special vehicle in the moving process or under the field temporary parking condition. The system is advantaged in that effective direct lightning protection can be provided for the special vehicle in the moving process or under the field temporary parking condition.
Owner:BEIJING INST OF ASTRONAUTICAL SYST ENG +1
High altitude grounding device grounding clamp mechanism
ActiveCN105186152AQuick groundHigh efficiency of grounding operationMulticonductor cable end piecesEngineeringMechanical engineering
The invention discloses a high altitude grounding device grounding clamp mechanism comprising a pedestal; the top of the pedestal is provided with a wiring pile head and clamp arms; the wiring pile head is connected with a ground line; the clamp arms comprise a first clamp arm and a second clamp arm respectively hinged to the top of the pedestal through a hinge portion; the first and second clamp arms are sleeved by a mobile chuck; the mobile chuck moves upwards to realize a clamp motion, and moves downwards to realize a release motion; a thread hole is arranged in the pedestal, a rotary shaft penetrates the thread hole, and is screwed with the thread hole; the top of the rotary shaft is fixed with the mobile chuck; the bottom of the rotary shaft is fixed with a clamp board. The high altitude grounding device grounding clamp mechanism allows repair people to fast ground, is simple in structure, and the grounding clamp and release motions are simple and reliable; the high altitude grounding device grounding clamp mechanism is high in grounding operation efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
Cable terminal grounding wire
PendingCN113594730AQuick groundSafe and reliable groundingElectric connection structural associationsConnection contact member materialScrew threadElectric cables
The invention discloses a cable terminal grounding wire, which relates to the technical field of high-voltage cable branching cabinet maintenance tools and is structurally characterized in that a through hole is arranged in the middle of a grounding wire contact plate, a hollow contact is sleeved in the through hole in a penetrating manner, internal threads are arranged in the hollow contact, one end is in threaded connection with a screw, and a sleeve further sleeves the hollow contact. One end of the sleeve is connected with an external thread arranged on a protrusion of the ground wire contact plate, an inner bayonet is arranged in the middle of one end of the insulating rod, the inner bayonet is matched with a screw of the hollow contact, and the ground wire is connected with a ground wire clamp. The cable terminal grounding wire has the beneficial effects that when the novel device is used in actual work, rapid, safe and reliable grounding of a cable terminal grounding wire and a cable terminal can be realized; according to the cable terminal grounding wire, the original hanging checking mode of large-area power failure for hanging the grounding wire can be changed in special occasions, so that the occurrence of large-area power failure accidents is avoided, the power supply reliability is guaranteed, and invisible safety benefits are created for enterprises and society.
Owner:XINING POWER SUPPLY CO OF STATE GRID QINGHAI ELECTRIC POWER CO +2
Quick grounding device of current transformer
ActiveCN112582161AImproving the Efficiency of Hipot TestingEasy to operateElectric component structural associationConnection contact member materialConductive materialsInstrument transformer
The invention discloses a quick grounding device of a current transformer. The quick grounding device comprises a fixed seat, a grounding connector and a plurality of conductive connectors, the fixedseat is provided with a plurality of fixing holes, and the grounding connector is matched with the fixing base and is made of a conductive material, and each conductive joint is matched with the fixedseat, is made of a conductive material and is electrically conducted with the grounding connectors. According to the invention, the current transformer can be quickly connected for grounding, therebyfacilitating the improvement of the efficiency of a withstand voltage test of a high-voltage combined electric appliance product.
Owner:XUJI XIAMEN INTELLIGENT SWITCHGEAR MFG
High-efficiency energy-saving rolling type multifunctional excavator
InactiveCN101525887AExpand the scope of workReduce fuel consumptionMechanical machines/dredgersLong axisTraction frame
The invention discloses a high-efficiency energy-saving rolling type multifunctional excavator, which comprises sheaves. A spacer sleeve, a spacing board and all blades are sequentially connected in series and fastened together by a plurality of long shafts and a plurality of positioning shafts; each of the sheaves on two end faces of the excavator is provided with an annular groove; a drawer roller lined with a small shaft is arranged in each annular groove; a traction frame linked with a tractor is linked with two small shafts respectively; each pair of the blades is linked by steel ropes; under the action of the drawer roller, the excavator rolls forward, the blades sequentially complete a whole process of earth excavation, folding and earth covering in each circle, and the cycle is continuously repeated; the excavator is integrally in cylindrical shape and the drawer roller is arranged at the position higher than the central height of the excavator, so that large torque is applied to the blades and the lever force is large, which provides conditions for reducing mechanical wear, oil material consumption, production cost and the like. The excavator has the biggest advantage of fundamentally changing a method for deeply tilling and digging earth.
Owner:王俊斗
A quick grounding device for field high voltage equipment
ActiveCN105071058BQuick groundEasy to GrindElectric connection structural associationsConnection contact member materialEngineeringHigh pressure
Owner:STATE GRID CORP OF CHINA +1
Manual lifting high-altitude grounding device
ActiveCN105206955BQuick groundHigh efficiency of grounding operationMulticonductor cable end piecesRotational axisCrank
The invention discloses a manual lifting high-altitude grounding device, which includes a grounding clamping mechanism and a lifting device; the grounding clamping mechanism includes a base, and the top of the base is provided with a wiring pile head and a clamping arm, and a grounding wire is connected to the wiring pile head ;A mobile chuck is set on the clamp arm, the clamping action is realized when the mobile chuck is moved up, and the release action is realized when the mobile chuck is moved down; the inside of the base is set in a threaded hole, and the rotating shaft passes through the threaded hole. The rotating shaft is threadedly connected to the threaded hole; the upper end of the rotating shaft is fixedly connected with the movable chuck; the lower end of the rotating shaft is fixed with a clamping plate. The lifting device includes a base, a manual crank, a four-claw clamp, a rotating shaft, a high-definition camera, a multi-section lifting pole, a tripod, a controller, and a power interface. The manual lifting high-altitude grounding device of the present invention has the advantages of being convenient for maintenance personnel to quickly ground, having a simple structure, simple and reliable grounding clamping and releasing actions, and high grounding operation efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
A three-position isolating switch
ActiveCN103985591BImprove reliabilityGuaranteed reliabilityAir-break switch detailsGround contactEngineering
Owner:XIAMEN XEC ELECTRIC
Cable grounding device and insulation housing thereof
PendingCN109301526AQuick groundEasy and reliable groundingClamped/spring connectionsConnection contact member materialPetroleum engineering
Owner:SHENZHEN POWER SUPPLY BUREAU
Enclosed bus grounding wire device
PendingCN113097753AEasy to useQuick groundCoupling device detailsConnection contact member materialElectrical conductorElectric power system
The invention belongs to the technical field of power systems. An enclosed bus grounding wire device is characterized by comprising an insulating operating rod, a grounding wire and a plug-in type conductor; the plug-in type conductor comprises a conductor connecting seat, a tension spring, a left conductor clamping piece and a right conductor clamping piece; 2-3 left conductor clamping pieces are fixed to the left side of the upper end face of the conductor connecting base in the front-back direction, 2-3 right conductor clamping pieces are fixed to the right side of the upper end face of the conductor connecting base in the front-back direction, and V-shaped insertion openings are formed between the upper end portions of the left conductor clamping pieces and the upper end portions of the right conductor clamping pieces; the lower parts of the left conductor clamping pieces are connected with the lower parts of the right conductor clamping pieces opposite to the left conductor clamping pieces through tension springs; a grounding wire connecting sheet is in threaded connection with the conductor connecting seat through two screw rods, and the lower part of the grounding wire passes through the through hole of the insulating operating rod and then is positioned below the insulating operating rod; and the upper end part of the insulating operating rod is in threaded connection with the lower part of the conductor connecting seat. The grounding wire device is convenient to use and rapid in grounding. After the enclosed bus grounding wire device is adopted, the safety is good.
Owner:SHENNONGJIA FOREST REGION POWER SUPPLY CO LTD HUBEI ELECTRIC POWER CO
A Ground Mobile Direct Lightning Protection System
ActiveCN111092404BQuick groundReliable groundingDischarge by conduction/dissipationEmergency protective arrangements for limiting excess voltage/currentAutomatic controlEngineering
A ground mobile direct strike lightning protection system, including lightning monitoring and early warning system, lightning receiving device, lifting system, grounding system and automatic control system; the lightning monitoring and early warning system monitors the atmospheric electric field environment around special vehicles in real time; the automatic control system is based on The monitoring data of the lightning monitoring and early warning system activates the corresponding level of early warning; according to the situation, it sends a rising or falling signal to the lifting system and the lightning receiving device, and sends a grounding start signal or an end grounding signal to the grounding system; Stand upright to enter the direct lightning lightning receiving mode or fold down to put it away; the lifting system rises or falls according to the received signal; the grounding system quickly and reliably grounds or withdraws special vehicles that are in the process of moving or temporarily parked in the field. The invention can provide effective direct lightning protection for special vehicles in the process of moving or under the condition of temporary parking in the field.
Owner:BEIJING INST OF ASTRONAUTICAL SYST ENG +1
A quick grounding device for current transformer
ActiveCN112582161BImproving the Efficiency of Hipot TestingEasy to operateElectric component structural associationConnection contact member materialStructural engineeringConductive materials
The invention discloses a quick grounding device for a current transformer, which comprises a fixing base, a grounding joint and several conductive joints; Conductive material; each conductive joint is matched with the fixing seat, each conductive joint is made of conductive material, and each conductive joint is electrically connected to the grounding joint. Through the invention, the current transformer can be quickly connected to be grounded, which is beneficial to improving the efficiency of withstand voltage test for high-voltage combined electrical products.
Owner:XUJI XIAMEN INTELLIGENT SWITCHGEAR MFG
Wireless remote control high-altitude grounding device for hydraulic lifting
ActiveCN105207038BSimple structureHigh efficiency of grounding operationLine/current collector detailsApparatus for overhead lines/cablesRemote controlHydraulic pump
The invention discloses a wireless remote control high-altitude grounding device for hydraulic lifting, which includes a grounding clamping mechanism and a lifting device; There is a grounding wire; a movable chuck is set on the clamp arm, and the clamping and releasing actions are realized when the movable chuck moves up and down; the inside of the base is set in a threaded hole, and the rotating shaft passes through the threaded hole, and the rotating shaft It is threadedly connected with the threaded hole; the upper end of the rotating shaft is fixedly connected with the movable chuck; the lower end of the rotating shaft is fixed with a clamping plate. The lifting device includes a base, a hydraulic pump, a four-claw clamp, a rotating shaft, a high-definition camera, a multi-section lifting rod, a controller and a first wireless communication module. The wireless remote control high-altitude grounding device for hydraulic lifting of the present invention has the advantages of being convenient for maintenance personnel to quickly ground, having a simple structure, simple and reliable grounding clamping and releasing actions, and high grounding operation efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
EMC Cable Glands
ActiveCN108682988BIncrease ground areaEasy to GrindCoupling contact membersCouplings bases/casesStructural engineeringElectric cables
The invention discloses an electromagnetically compatible cable locking joint, which solves the problems of inconvenient connection between the existing cable joint and the cable wire and poor shielding effect, and comprises a joint main body, a joint cap, a sealing ring and a shielding member; the joint The main body has a central hole, and there is an inner step in the central hole; the sealing ring is connected to the end of the joint main body, and a positioning groove is formed between the sealing ring and the inner step; the joint cap is connected to the sealing ring; the The shield includes an upper ring, a lower ring and arc-shaped shrapnels. The arc-shaped shrapnels have multiple pieces and are evenly arranged around the circumference. The upper end of each arc-shaped shrapnel is formed on the upper ring, the lower end is formed on the lower ring, and the arc-shaped shrapnel The middle part of the middle part is bent towards the center of the upper ring or the lower ring, the shielding part is arranged in the central hole, and the upper ring is located in the positioning groove, and the lower ring can move along the axial direction of the central hole. Convenient and good shielding effect.
Owner:JIAXING SHENG YANG ELECTRIC CO LTD
Pneumatic lifting wireless remote control high-altitude grounding device
ActiveCN105186150BSimple structureHigh efficiency of grounding operationMulticonductor cable end piecesRemote controlComputer module
The invention discloses a pneumatic elevating wireless remote control high-altitude grounding device comprising a grounding clamp mechanism and an elevating device; the grounding clamp mechanism comprises a pedestal; the top of the pedestal is provided with a wiring pile head and a clamp arm; the wiring pile head is connected with a ground wire; the clamp arm is sleeved by a mobile chuck; the mobile chuck moves upwards and downwards to realize a clamp motion and a release motion; a thread hole is arranged in the pedestal; a rotary shaft penetrates the tread hole, and is screwed with the thread hole; the top of the rotary shaft is fixedly connected with the mobile chuck; the bottom of the rotary shaft is fixedly connected with a clamp board; the elevating device comprises a pedestal, an air pump, a four-paw clamp, a rotary shaft, a high definition camera, a multi-node lifting rod, a controller and a first wireless communication module; the pneumatic elevating wireless remote control high-altitude grounding device allows repair people to fast ground, is simple in structure, and grounding clamp and release motions are simple and reliable, and grounding operation is high in efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
touch display device
ActiveCN104298402BAvoid damageQuick groundStatic indicating devicesInput/output processes for data processingColor gelDisplay device
The invention provides a touch display device which comprises a thin-film transistor substrate, a color filter substrate and a liquid crystal layer disposed between the two. The thin-film transistor substrate comprises multiple scanning lines parallel to one another and multiple data lines parallel to one another; the scanning lines and the data lines are in insulated perpendicular intersection to define multiple pixel units. The color filter substrate comprises a screening layer which consists of multiple screening units; the screening units are in matrix arrangement and correspond to display areas of the pixel units respectively; each screening unit covers the display area of one corresponding pixel unit but exposes the scanning lines and the data lines. The touch display device has high touch sensitivity.
Owner:KUSN INFOVISION OPTOELECTRONICS
socket connector
InactiveCN103633485BReliable shadingReliable electromagnetic shieldingCouplings bases/casesElectromagnetic shieldingEngineering
The present invention provides that the entirety of the legs of the contacts protruding rearward from the insulating case are covered with shield covers that are respectively grounded with the fitting cylinders around the contact parts surrounding the contacts, so as to reliably protect the contacts that transmit high-frequency signals. Receptacle connector with overall electromagnetic shielding. Through the insertion hole of the insulating case covering the outer peripheral surface of the fitting cylindrical part, a part of the fitting cylindrical part is an exposed part facing outward, and the exposed part is installed from the outside of the insulating case, and covers the whole of the leg part of the contact shield contact.
Owner:SMK CO LTD
Fixed-type grounding hook device
InactiveCN103887620AImprove stabilityWon't slideElectric connection structural associationsClamped/spring connectionsTransformerEngineering
The invention discloses a fixed-type grounding hook device which is characterized by including two locking buckles which are arranged to be face to face. Upper parts and lower parts of the two locking buckles are provided with a wire installation groove and a hook installation groove respectively. A hook is installed in the hook installation groove. The two locking buckles are fixedly connected through bolts and nuts. The fixed-type grounding hook device is simple in structure, convenient to use, capable of helping maintenance personnel to find rapidly a grounding point of an high-voltage insulating wire and increasing firmness and stability of connection of a grounding wire clamp and the high-voltage insulating wire so that comparatively large safety guarantee is provided to the maintenance work personnel. The fixed-type grounding hook device is mainly used for auxiliary connection of a wire and a grounding wire clamp of a 6-10 kV high-voltage insulating circuit in a transformer substation.
Owner:POWER TRANSFORMATION OPERATION CENT HUANGSHI POWER SUPPLY
An isolating grounding switch
ActiveCN103683083BAchieve safety groundingReduce volumeSwitchgear arrangementsElectrical conductorEngineering
The invention relates to an isolated earth switch and belongs to the technical field of high-voltage power transmission. The isolated earth switch comprises a metal shell, an isolating switch, an earth switch I, an earth switch II and the like, wherein the isolating switch comprises a body embedding member, a disk-shaped insulator, a fixed-side conductor, an isolating switch fixed contact, a rack movable touch rod, a gear and a movable-side conductor; the two earth switches include disc-shaped insulator body embedding members, movable-side conductors, earth switch fixed contacts, earth switch movable contacts, earth switch movable contact shielding cases, earthing terminals, earthing shells and insulating basins. The isolated earth switch has the characteristics of simple and compact structure, high reliability and the like, is capable of earthing the buses at the two sides of breaks of the isolating switch safely and synchronously, reducing the problem of serious abrasion of the contacts when the isolating switch and the earth switches are switched on and switched off, achieving steady and reliable motion of the movable contacts of the isolating switches and rapid and convenient earthing of the movable contacts of the earth switches, and is suitable for popularization and application.
Owner:KUNMING UNIV OF SCI & TECH
Fastening device providing highly effective electromagnetic interference shielding
InactiveCN108666825AQuick groundIncrease ground areaClamped/spring connectionsCoupling protective earth/shielding arrangementsElectromagnetic interferenceEngineering
The invention discloses a fastening device providing highly effective electromagnetic interference shielding, which comprises a metal cap, a metal connector, a flange elastic piece and a metal nut, wherein the metal cap is connected with one end of the metal connector through threads; the flange elastic piece is installed in the metal connector; and the metal nut is connected with the other end ofthe metal connector through threads. The invention provides a fastening device providing highly effective electromagnetic interference shielding, adapting to quick passage of a copper terminal without extracting the flange elastic piece. The flange elastic piece has a hexagonal trapezoidal shape, which has a large grounding area, preventing surge and high-voltage breakdown, and is convenient to install, which saves working hours and realizes quick grounding without flipping a shielding layer. The fastening device has the advantages of a simple structure, a stable performance and a long service life.
Owner:SHANGHAI FOUND AUTOMATIC EQUIP CO LTD
Grounding wire box
PendingCN110890646AQuick groundAvoid accidentally touching low-voltage wires and causing safety problemsConnection contact member materialLow voltageStructural engineering
The invention provides a grounding wire box which comprises a junction box main body and a copper woven belt. The junction box main body is provided with a through hole, an opening communicated with the through hole is formed at one side of the junction box main body, and a through groove is formed between the top of the junction box main body and the through hole. A first copper terminal and a second copper terminal are arranged at the two ends of the copper woven belt respectively, one end of the copper woven belt penetrates through the through groove, and the first copper terminal is located at the top of the junction box body and is connected with one end of the copper woven belt. The other end of the copper woven belt is fixed to the bottom of the through hole through the second copper terminal, and the copper woven belt is located in the through hole. The grounding wire box can be installed at the side of a low-voltage line for a long time, and the low-voltage line can be grounded by connecting the grounding wire when needing to be grounded.
Owner:GUANGDONG POWER GRID CO LTD +1
Ground clamping mechanism for high-altitude grounding device
ActiveCN105186152BQuick groundHigh efficiency of grounding operationMulticonductor cable end piecesEngineeringTime shifting
The invention discloses a grounding clamping mechanism for a high-altitude grounding device, which comprises a base. The top of the base is provided with a wiring pile head and a clamping arm, and a grounding wire is connected to the wiring pile head; the clamping arm includes a first and a second clamping arm. Two clamping arms; both the first clamping arm and the second clamping arm are hinged to the top of the base through the hinge; the first clamping arm and the second clamping arm are sleeved with a movable chuck, which can be realized when the movable chuck moves up. Clamping action, the release action is realized when the mobile chuck moves down; the inside of the base is set in the threaded hole, the rotating shaft passes through the threaded hole, and the threaded connection is between the rotating shaft and the threaded hole; the upper end of the rotating shaft and the mobile chuck The disk phases are fixedly connected; a clamping plate is fixed at the lower end of the rotating shaft. The grounding clamping mechanism for high-altitude grounding device of the present invention has the advantages of being convenient for maintenance personnel to quickly ground, simple structure, simple and reliable grounding clamping and releasing actions, and high grounding operation efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
Intelligent temporary grounding device for overhauling of 10-kilovolt overhead line
PendingCN113607983AEasy to moveImprove maintenance efficiencyFault locationMeasurement instrument housingTerrainElectric power equipment
The invention provides an intelligent temporary grounding device for overhauling of a 10-kilovolt overhead line, and belongs to the technical field of power equipment. The intelligent temporary grounding device for overhauling of the 10-kilovolt overhead line comprises a supporting plate and a first telescopic sleeve, wherein a grounding column is movably installed in the supporting plate, a fixing groove is formed in the outer side surface of the grounding column, a first fixing block is fixedly installed at one end of the connecting column, a pulley device is fixedly installed on the other side of the upper surface of the supporting plate, a second telescopic sleeve is fixedly installed on one side face of the pulley device, a second fixing block is fixedly installed at one end of the second telescopic sleeve, and a connecting rope is fixedly installed on one side surface of the first fixing block. According to the device, the overhauling efficiency is improved through moving wheels, the drilling depth can be controlled through a hydraulic telescopic rod and multiple fixing grooves, the device is suitable for different terrains and geologies, the practicability is improved, the device can rapidly fix a cable while being matched with high-voltage lines at different intervals, meanwhile, and the use is safer.
Owner:STATE GRID HEBEI ELECTRIC POWER CO LTD +1
Fixing device for grounding of test instrument
InactiveCN112290242AEasy to carryQuick groundEngagement/disengagement of coupling partsConnection contact member materialMagnetEngineering
The invention relates to a fixing device for grounding of a test instrument. The fixing device comprises a device base, a device pedestal, a strong magnet and a lead mechanism. The device pedestal isarranged at the bottom of the device base; an upper half part of the device base is a solid body, and the lower half part of the device base is a hollow body; the strong magnet is arranged in the hollow body and is arranged on the device pedestal; and the lead mechanism is connected with the solid body. The device can be arranged on a metal shell of a high-voltage cabinet, a grounding wire of thetest instrument is connected to the lead mechanism, the device base and the device pedestal are attracted to the metal shell of the high-voltage cabinet through the strong magnet, connection with themetal shell of the high-voltage cabinet is achieved, and grounding of the test instrument is realized; and the device is convenient to manufacture, disassemble, assemble and carry, can be transferredalong with transfer of a test site, realizes rapid grounding of the test instrument, is time-saving and labor-saving, enables an overhaul test to be more convenient and rapid, improves overhaul efficiency, and improves safety of the test instrument and test personnel.
Owner:SGIS SONGSHAN CO LTD
Simple manual plowing tool
The invention relates to the field of agricultural instruments, in particular to a simple manual plowing tool. The simple manual plowing tool comprises front and rear wheels, axles, gears, plow shares, handles, connecting rods, foot boards and the like and is characterized in that the first support and the second support are connected in a front-back manner, the first support is sequentially connected with the limit device, the first axle and the second axle in a front-back manner, the front wheels are connected with the second axle, the axes of ratchet wrenches or one-way bearings connected to the lower ends of the handles sleeve two ends of the first axle, the first axle and the second axle are connected through gears, the second support is sequentially connected with the third support,the third axle, the fourth axle and the fourth support in a front-back manner, the lower ends of arc-shaped leaf springs are connected with the third support, the upper ends of the arc-shaped leaf springs are connected with the connecting rods, the axes of ratchet wrenches or one-way bearings connected with the rear ends of the connecting rods sleeve two ends of the third axle, the connecting rodsare connected with the foot boards, the fourth axle is connected with the rear wheels, and the third axle and the fourth axle are connected through gears. By the simple manual plowing tool powered byhuman power and the coordination of hands and feet, fast and labor-saving plowing is achieved.
Owner:张英俊
Grounding connection device and grounding method
PendingCN110034421AShorten the timeIncrease ground areaElectric connection testingElastomeric connecting elements apparatusElectrical conductorFan blade
The invention relates to a grounding connection device and a grounding method, and belongs to the technical field of electric power grounding equipment. According to the technical scheme, a buckling device is pressed towards a circular ring part; an elastic clamping piece (21) at the bottom end of a cylinder (22) passes through the circular ring part (81) and is restored to the original shape under the elastic force of self and is in elastic contact with the lower end plane of a ground plate (9); the lower end surfaces of an open circular ring (811) and fan blades (85) are both connected withthe ground plate (9); a spring contact II (32) is in contact with the ground plate, and a spring contact I is in contact with a conductor part of an electric wire; and at the moment, if the ground plate is in high contact with an electric wire, an indicating part displays normally, and otherwise, a terminal or the ground plate needs to be further processed until the indicating part displays normally. The grounding connection device is simple in structure and convenient to use, the contact area between the terminal and the grounding plate is enlarged, rapid grounding of the electric wire can berealized, and the grounding effect can be indicated.
Owner:STATE GRID JIBEI ELECTRIC POWER CO LTD TANGSHAN POWER SUPPLY CO +1
High-altitude grounding device for hydraulic lift
ActiveCN105186149BQuick groundHigh efficiency of grounding operationLifting devicesConnection contact member materialControl engineeringEngineering
The invention discloses a hydraulic lifting high-altitude grounding device, which includes a grounding clamping mechanism and a lifting device; the grounding clamping mechanism includes a base, and the top of the base is provided with a wiring pile head and a clamping arm, and the wiring pile head is connected with a grounding line; the upper sleeve of the clamp arm is equipped with a movable chuck, which realizes the clamping action when the movable chuck moves up, and realizes the release action when the movable chuck moves down; the inside of the base is set in a threaded hole, and the rotating shaft passes through the threaded hole , the rotating shaft and the threaded hole are threaded; the upper end of the rotating shaft is fixedly connected with the movable chuck; the lower end of the rotating shaft is fixed with a clamping plate. The lifting device includes a base, a high-pressure oil interface, a four-claw clamp, a rotating shaft, a high-definition camera, a multi-section lifting rod, and a tripod. The hydraulic lifting high-altitude grounding device of the present invention has the advantages of being convenient for maintenance personnel to quickly ground, simple structure, simple and reliable grounding clamping and releasing actions, and high grounding operation efficiency.
Owner:STATE GRID ANHUI ULTRA HIGH VOLTAGE CO +1
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