21 results about "Pin insulator" patented technology

An improved telegraph pole double-porcelain-bottle anti-bird hard insulating sheath capable of being installed in an electrified mode comprises two porcelain bottle sleeves used for wrapping the tops of porcelain bottles, one side of each porcelain bottle sleeve is provided with an outer side electric wire sleeve used for wrapping an electric wire, and the other side of each porcelain bottle sleeve is provided with telescopic electric wire sleeves which are in butt joint with each other and are symmetrical to the outer side electric wire sleeves. The lower end of the porcelain insulator sleeve is provided with an opening corresponding to the upper part of the porcelain insulator, the lower edge of the outer wire sleeve and the lower edge of the telescopic wire sleeve are provided with a slit communicated with the opening at the lower end of the porcelain insulator sleeve, and the two edges of the slit are respectively provided with a butt joint edge extending downwards; a mounting plate is arranged on each porcelain insulator sleeve, and a mounting hole is formed in each mounting plate; the opposite sides of the two butt joint edges are connected with clamping plates through elastic bodies respectively. The insulating sheath is made of a hard insulating material. The utility model has the advantages that the wire clamp can be suitable for wires with larger or smaller diameters, the applicability is greatly improved, the requirement on the elasticity of raw materials is reduced, and the wire clamp can be made of harder insulating materials.

The utility model discloses a disc-shaped suspension insulator duplex single-hanging-point V-shaped suspension string which comprises a spacing frame, the spacing frame is provided with a fast-assembly mechanism, the top of the spacing frame is provided with two V-shaped disc-shaped insulator strings, the outer sides of the two disc-shaped insulator strings are provided with a voltage-sharing mechanism, the fast-assembly mechanism comprises a support frame, and the support frame is provided with a fixed support. A plurality of wire seats are arranged on the outer side of the supporting frame, a connecting seat is fixedly connected to one end of each wire seat, a movable cover is rotationally connected to each connecting seat, and an embedded clamping block is fixedly connected to the end of each movable cover. According to the disc-shaped suspension insulator duplex single-hanging-point V-shaped suspension string, wires are placed on the wire base, the movable cover is rotated, so that the magnetic embedded clamping block at the end of the movable cover is inserted into the wire base, then the rotating head is rotated to press the embedded clamping block, and then the rotating head is pressed inwards for locking, so that the multiple wires are rapidly installed at the same time, and the installation efficiency is improved. And the installation efficiency and convenience are effectively improved.

The invention relates to the technical field of insulator insulation defect diagnosis, in particular to an insulator insulation defect diagnosis device and method.The insulator insulation defect diagnosis device comprises a detection mechanism, and the detection mechanism comprises a sonic sensor, a sonic receiver, a shell and a first connecting arm used for connecting the shell and the sonic sensor; the knocking mechanism comprises an elastic knocking piece, a driving piece used for controlling the elastic knocking piece to knock the insulator, and a connecting arm II used for connecting the driving piece and the shell; according to the portable device, the contact type ultrasonic detection and the active buffering knocking mechanism are integrated in the portable device, and a core algorithm of self-adaptive threshold value, Hilbert envelope positioning and frequency spectrum characteristic analysis is matched, so that the contact type ultrasonic detection and the active buffering knocking mechanism are integrated in the portable device; synchronous, accurate and on-site intelligent diagnosis of the insulation defect and the physical damage of the pin insulator of the distribution line is realized.

The utility model relates to a wire-clamping type micro-circular electric connector which comprises a plug and a socket, the rear part of the plug is connected with a cable cover, the front part of a plug head shell is internally provided with a pin insulator assembly, the front part of the plug is plugged with the front part of the socket, the rear part of the socket abuts against a wire clamping body in an inner cavity of a socket seat shell through a nut, and the inner wall of the front part of the head shell is provided with a backward head shell step. The step of the head shell is backwards abutted against a head bushing sleeved outside the pin insulator assembly, and a plug neck bush is abutted between the head bushing and the cable cover; a backward seat shell step is arranged on the inner wall of the front part of the seat shell, the seat shell step backwards abuts against a seat lining sleeved outside the hole insulator assembly, and a socket inner lining abuts between the seat lining and the wire clamping body; the outer wall of the circumference of the front portion of the head lining is provided with more than one notch around the circumference, and the front portion of the seat lining extends forwards to form more than one arc-shaped insertion plate head corresponding to the insertion notch. The structure is simple, the cable wiring is stable, and the plugging shielding performance is stable.

The utility model belongs to the technical field of insulator installation, and particularly relates to an insulator stringing fixing device, which comprises a locking connecting ring, a wire locking piece, a first locking screw rod, a second locking screw rod and a torque nut, and is characterized in that the locking connecting ring comprises an upper side locking ring and a lower side locking ring; one end of the upper side locking ring and one end of the lower side locking ring are both rotationally connected to the first locking screw, the first locking screw is in threaded connection with a torque nut, a plurality of limiting holes are formed in the other end of the upper side locking ring side by side, and a through hole is formed in the other end of the lower side locking ring. The second locking screw penetrates through the through hole and one of the multiple limiting holes to be in threaded connection with one torque nut. According to the utility model, a traditional operation method is changed, a clamp fixing mode is developed to replace a traditional binding process according to the shape of the pin insulator and the characteristics of the wire, and compared with the wire binding process, the clamp fixing mode is simple to operate, has low requirements on operators, simplifies the operation, reduces the labor intensity and improves the working efficiency.

The utility model discloses a push-pull locking two-core circular high-voltage connector, which comprises a plug, a socket and a cable, and is characterized in that the plug comprises a secondary lock catch, an end cover, a signal jack, a hole insulator, a plug shielding cover, a jack terminal, a plug sealing ring, a plug shell, a shielding outer sleeve, a shielding inner sleeve, a gasket, a wire sealing body and a tail cover; the socket comprises a pin insulator, a socket shielding cover, a socket shell, a threaded sleeve, a socket sealing ring, a power pin, a signal pin A and a signal pin B. The metal shielding cover is fully wrapped, so that the electromagnetic shielding effectiveness and the mechanical strength are good; the plug and the socket are fixed in the form of primary locking and circular push-pull secondary locking, so that the reliability of plug-in fixation of the plug and the socket is ensured.

The utility model discloses a bent high-voltage connector socket integrated with a double-loop insurance function, which comprises fuses 1, thrust baffles 2, power pins 3, pin insulators 4, signal pins 5, a socket shell 6, jack insulators 7, power jacks 8 and a socket sealing ring 9. The beneficial effects are that double-power loop integration is realized, and the integration level is higher; the fuse adopts a melt external leading rectangular double-contact blade integrated structure, so that the risk of abnormal switching resistance caused by the fact that an outer metal shell of a fuse in the existing industry is connected with an electrical loop through a switching elastic structure is eliminated, and the reliability of electrical connection is improved; after an external blade on one side of the melt is inserted and switched with an industrial mass production application female end, a lead is connected to an internal circuit of electrical equipment after ultrasonic welding of the female terminal, and the current-carrying performance can be improved by 20% by introducing an ultrasonic welding process compared with that of an existing scheme in the existing industry.

The utility model relates to needle type insulator technical field discloses a kind of composite needle type insulators, comprising: upper support, including the semicircular groove of top and the curve concave surface of both sides, for passing through and supporting cable, wherein, the curve concave surface surface is provided with self-locking tooth arc;Base structure, installation in the bottom of upper support, and the bottom of base structure is equipped with lower skirt structure;Clamp jaw structure, after cable passes through semicircular groove, clamp jaw structure is engaged with self-locking tooth arc by its elasticity, provides clamping pressure to cable.The utility model is provided with clamp jaw structure and self-locking tooth arc, when using, semicircular groove provides stable through path for cable, avoid slack or breakage due to unstable support, and the self-locking tooth arc of curve concave surface cooperates with clamp jaw structure, and self-locking effect is formed by mechanical engagement, prevent cable from falling off due to vibration or external force, significantly improve short-circuit resistance.

The invention relates to the technical field of power cables, and particularly discloses an aerial cable, which comprises a power cable and a pin insulator body, and is characterized in that a mounting groove is formed in the upper end of the pin insulator; the connecting device comprises a rotating frame rotationally mounted in the mounting groove, two supporting rods slidably mounted on the rotating frame in the horizontal direction, and a driving part used for driving the two supporting rods to get close to each other or get away from each other, and a clutch part used for locking and disconnecting the rotating frame and the pin insulator is arranged on the rotating frame; during installation, a power cable is firstly placed between the two supporting rods, then the rotating frame is pushed to rotate by 260-280 degrees, and then the driving piece drives the two supporting rods to be away from each other, so that the power cable is tightened; the device has the beneficial effects that the needle-punched insulator on the erected cable can be conveniently replaced, and when the aerial cable encounters relatively strong wind, the force of the cable is automatically unloaded when the cable swings, so that the service life of the aerial cable is prolonged.

The application discloses a kind of electric connector plug assembly and electric connector socket assembly connection method in water environment, belong to electric connection device technical field, it includes: including: pin base, threaded ring, threaded ring 3, sealing ring 3, sealing ring 4, sealing ring 5, sealing ring 6, threaded ring bushing 2, threaded ring bushing 1, socket base, threaded ring 1, sealing ring 1, sealing ring 2, pin insulator, pin insulating pad, sealing ring 8, pin body, socket insulator, socket insulating pad, sealing ring 7, socket body, the overall structure of the application is precise, insulation performance is qualified, voltage stability is qualified, sealing performance is good, electric connection performance is reliable, electric connection performance is qualified, voltage performance and insulation performance are qualified in water environment, the connection is not affected by water environment, normal work.Changes the history of electric connector in water environment circuit short circuit and voltage unqualified, bad insulation, cannot normal work.Improves work efficiency, reduces cost, and improves use satisfaction rate.

This utility model discloses an automatic glazing device for butterfly insulators, relating to the field of insulator glazing technology. The utility model includes a housing with support legs installed at the four corners of the bottom. A door is installed on the front of the housing, and an observation window is connected to the front of the door. It also includes: a recycling mechanism located on the right side of the housing, which performs the function of recycling; and a fixing mechanism installed inside the housing, used to fix the insulator. This utility model, by setting up a recycling component, specifically involves starting a water pump to send glaze material through water pipe two into water pipe three, where it is filtered by a filter element. The filtered glaze material flows into a nozzle through a diverter pipe and is sprayed onto the rotating butterfly insulator. Excess glaze material flows into a V-shaped groove and returns to a high-level water tank through water pipe one, achieving recycling and effectively reducing the overall amount of glaze used, thus improving production efficiency.

The invention discloses a disc-type pin insulator impact test device, and belongs to the technical field of test detection, the test device comprises a mounting bracket, the bottom of the mounting bracket is provided with a hydraulic tension system, the hydraulic tension system is provided with a valve control assembly for controlling an oil hydraulic cylinder, and the oil hydraulic cylinder is connected with a disc-type pin insulator through a digital display tension meter. A safety net is arranged between the valve control assembly and the disc-type pin insulator, an impact device is arranged in the middle of the installation support and fixed to a support plate, a locking assembly for adjusting the height is arranged at the joint of the support plate and the installation support, the impact device is provided with a pendulum bob capable of indicating the rotation angle, and a pendulum bob adjusting and releasing device is arranged at the top of the installation support. The pendulum bob adjusting and releasing device is provided with an electromagnet, and the electromagnet is connected with a hand-cranking reel through a cotton rope. According to the disc-type pin insulator impact test device disclosed by the invention, a real tensile load of a disc-type pin insulator is provided by utilizing the hydraulic system, adjustable impact energy is provided by arranging the impact device, and a test environment in which a disc-type pin insulator test object is subjected to rated impact energy in a working state is simulated; the device can be suitable for impact tests of disc-type pin insulators of various specifications and models, and meets the equipment requirements of integrity verification of laboratory standard expansion items and test items. In actual use, due to the characteristics of simple structure, intensive functions and adjustable parameters, the detection requirements of a large number of test objects, a large number of models and quick turnover in the impact test of the disc-type pin insulator are met.

The present application discloses a connector comprising: a pin insulator to which at least one welding pin is connected in its own axis direction, the two ends of the welding pin being exposed to the pin insulator, respectively, and forming a first exposed body and a second exposed body; and the induction coil is electrically connected to a control chip, the induction coil is arranged on the periphery of the pin insulator, and the control chip can generate an induction signal based on the induction current of the induction coil. Wherein the first exposed body is used for being electrically connected with first power equipment, and the second exposed body is used for being electrically connected with second power equipment; when the first power equipment and the second power equipment are electrically conducted through the welding contact pin, induction current is generated in the induction coil; and induction modules for acquiring induction signals are arranged in the first power equipment and / or the second power equipment. According to the invention, the connection stability of the connector and the controllability of equipment connected with the connector can be effectively improved.

The utility model provides a socket self-conduction circular connector. The socket self-conduction circular connector comprises a disc convex body; a compression spring is installed on the inner side wall of the disc convex body, a contact pin cover plate is installed at one end of the compression spring, a middle plate is installed at the other end of the compression spring, a short circuit sleeve is installed in the middle plate, a contact pin insulator is installed on one side of the middle plate, and a short circuit terminal is installed on one side of the contact pin cover plate; according to the utility model, in the use process, when the socket is in a natural state (a plug is not inserted into the socket), the contact elements of the socket pins are in a short-circuit state; when the socket is in a plugging state (the plug is plugged into the socket and screwed down), the contact elements of the plug and the socket pins are in a normal conductive state, and the short-circuit function exits; and the safety of the system and equipment is enhanced in circuit connection among power equipment, electronic instruments of sealed containers, electrical equipment and a power supply in some special occasions.

A vehicle end high-voltage connector comprises a plug and a socket, the plug is inserted into the socket, and the plug comprises a first clamp spring, a pin assembly, a second clamp spring, a spring, a coupling nut, a pin insulator, a plug shell, a first gasket, a first nut, a first wire sealing sleeve, a first pressing ring and a plug tail accessory; the socket comprises a square plate shell assembly, a jack assembly, a sealing ring, a third clamping spring, a jack insulator, a second gasket, a second nut, a second wire sealing sleeve, a second pressing ring and a socket tail accessory. The high-voltage electric connector structure has the beneficial effects that the high-voltage electric connector structure is different from a conventional connector on a motor train unit, and particularly, a plug and socket connection mode adopts a quick plugging mode, so that time is saved for decompiling and coupling among carriages, convenience is brought to operators, and the labor intensity is reduced.

The application relates to the technical field of high polymer composite materials, and particularly relates to a corrosion-resistant composite material for a pin-type insulator wire fixing device and a preparation method thereof, which comprises, by weight, 75-85 parts of isotactic polypropylene, 5-10 parts of ethylene-propylene copolymer elastomer, 2-4 parts of maleic anhydride grafted polypropylene, 0.5-1 part of polyethylene glycol, 3-5 parts of nano-silicon dioxide with surface silane treatment, 5-10 parts of surface-modified mica flake, 0.5-2 parts of fluorinated graphene, 0.2-0.5 part of hindered amine light stabilizer, 0.2-0.5 part of hindered phenolic antioxidant, 0.2-0.4 part of benzotriazole ultraviolet absorber, 0.3-0.6 part of metal stearate, and 0.1-0.3 part of beta-crystal nucleating agent, which effectively blocks the penetration of corrosion medium and has excellent corrosion resistance under the corrosion medium in an acidic, alkaline and salt spray environment.

The invention relates to the field of electric power, and discloses a buckle mechanism and a pin type insulator windproof wire clamp, and the buckle mechanism comprises a clamping hoop which is composed of a first clamping ring and a second clamping ring; and at least one lock catch; the lock catch is arranged at at least one of the joints of the two ends of the first clamping ring and the second clamping ring, and the lock catch comprises an elastic piece which is used for providing automatic locking driving force for the lock catch and resetting the lock catch after unlocking; through the automatic reset of the movable rod frame under the driving of the elastic piece and the mechanical reinforcement formed by the locking plate and the locking bolt, the rapid, reliable and anti-vibration double embracing locking of the insulator is realized; on the basis, the pressing plate is driven by the sliding block capable of sliding horizontally and the adjusting screw rod capable of being vertically adjusted, accurate and lossless pressing of the wire is achieved, umbrella-shaped opening of the bird thorn ropes is synchronously triggered in the pressing process, and automatic bird prevention protection is formed.

The invention relates to the technical field of electric connectors, and discloses a high-voltage, high-current-carrying and high-density type connector which comprises a plug, a socket and a matched tail accessory, the plug and the socket are in butt joint with each other, and the plug comprises a shell assembly, a jack insulator and a jack assembly; the socket comprises a square plate shell, a pin insulator and a pin assembly; the jack insulator and the pin insulator are both of an integrated structure. The tail accessory comprises a tail connector, a tail nut and a pressing plate. According to the invention, the jack insulator and the pin insulator are arranged to be of an integrated structure so as to eliminate fit clearances of different parts, so that the connector is good in voltage resistance and large in current-carrying capacity in high-temperature and low-air-pressure environments, and solves the problems of low rated voltage, low rated current, small density, difficult operation and the like of an existing aviation electric connector. And the requirements of a more-electric and full-electric aircraft power supply system on a high-voltage, high-power and high-density connector are met.

The application discloses a needle type insulator and relates to the technical field of needle type insulators. At present, there is the problem of excessive bending between the electric wire and the insulator when the electric wire is arranged in an inclined manner. The needle type insulator comprises a string body and a wire fixing mechanism. The wire fixing mechanism comprises a carrier installed on the top of the string body, a supporting rod fixed on the carrier, and a wire conveying disc rotatably installed on one end of the carrier through a bearing. A guide cover is arranged on the carrier and is in rotary cooperation with the wire conveying disc. The wire conveying disc and the guide cover are in one-way transmission. The electric wire is elastically connected to a clamping piece on the guide cover to realize one-way tightening and pay-off of the electric wire. The electric wire is in rotary cooperation with the guide cover to control the inclination angle between the electric wire and the carrier. The electric wire passes through the cavity between the guide cover and the wire conveying disc. The rotation of the guide cover around the wire conveying disc forms a cavity with changeable position to adjust the height of the two ends of the electric wire. The traditional horizontal wire slot is replaced, so that the electric wire is not excessively bent during the inclined arrangement of the electric wire, and the electric wire is protected.

An electric connector for a motor comprises a plug and a socket. The plug comprises a plug shell, a pin insulator, 350A pins, a shockproof rubber mat, a waterproof rubber mat and a butt joint screw. The socket comprises a socket shell, a hole insulator, a 350A jack and a shockproof rubber pad; the pin insulator and the hole insulator are both designed to be integrated insulators made of PC materials, the plug shell and the socket shell are made of die-casting aluminum alloy, and the 350A contact pins and the 350A jacks adopt phi 14.5 contact pieces. The motor connector has the beneficial effects that after the design that the whole insulator compresses the space is adopted, the rated current of the motor connector can reach 350A, the rated current is improved by 150A, and the design thought of increasing the power of a subway vehicle motor can be well realized; direct assembly of the insulator made of the PC material and the aluminum alloy shell has the possibility of long-term vibration damage, and the shockproof rubber mat is added below the insulator, so that the effects of damping and improving the reliability of the product are achieved.

This invention relates to the field of connector technology and discloses a connector with a high-density integrated self-short-circuit enhanced withstand voltage structure, including a plug assembly and a socket assembly. The plug assembly includes a pin cover, a pin insulator, pins, and a push rod. The socket assembly includes a socket, a hole insulator, a short-circuit protective sleeve, a hole cover, a spring, a short-circuit cap, and a short-circuit post. The pin cover is mated to the pin insulator, the hole insulator is mated to the hole cover, and the short-circuit protective sleeve is installed between the hole insulator and the hole cover. This invention improves the creepage distance in a limited space by using the boss design of the short-circuit protective sleeve and the groove design of the hole insulator, thereby improving the withstand voltage performance of the product without changing the original volume. The push rod design ensures the short-circuit post advances a certain distance, allowing the short-circuit post to separate the short-circuit cap from the adjacent contact, thus releasing the connector from a short-circuit state. When the plug and socket need to be separated, the short-circuit cap, under the action of the spring, puts the socket in an automatic short-circuit state.