42 results about "Pin insulator" patented technology

The utility model relates to the technical field of insulators, and discloses a pin type porcelain insulator, which comprises a main body, a mounting seat and a mounting structure, the top of the main body is fixedly connected with a supporting rod, the top of the main body is provided with the mounting structure, the bottom of the main body is provided with a fixing structure, and the mounting structure comprises an auxiliary block, a fixing block and a fixing block. An auxiliary block is fixedly connected to the end, away from the main body, of the supporting rod, a clamping groove is formed in the side wall of the auxiliary block, and an auxiliary groove is formed in the bottom of the auxiliary block. According to the pin-type porcelain insulator, through the arrangement of the mounting structure, the pin-type insulator can be quickly fixed on the mounting seat only by moving the pin-type insulator upwards towards the notch in the surface of the mounting seat through the mounting structure, so that the time for mounting the pin-type insulator is saved; and therefore, the safety risk of a worker during the installation of the pin insulator can be reduced, and the use effect of the pin insulator can be better.

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 spiral polymerization crystal silicon needle type insulator, which comprises an insulator body, a plurality of umbrella skirt sleeves are arranged on the insulator body at intervals along the axial direction of the insulator body, one end of the insulator body is provided with a fixing hole along the axial direction for fixing the insulator body in a use state, and the other end of the insulator body is provided with a fixing piece. A through hole penetrating through the two sides of the insulator body is formed in the fixing piece in the radial direction of the insulator body, a through groove communicated with the through hole is formed in one side of the fixing piece and bent upwards to be in an arc shape, the portion, communicated with the through hole, of the through groove is located on the upper portion of the through hole, the upper side wall of the through groove is tangent to the hole wall of the through hole, and the through hole and the through groove form a spiral structure. According to the utility model, the through groove is arranged at one side of the fixing member and is communicated with the upper part of the through hole, the cable is arranged in the through hole, and the communication part of the lower surface of the through groove and the inner wall of the through hole is used for limiting the cable, so that the cable does not fall off from the connector in a use state, and the safety of power transmission is improved.

The utility model relates to an insulating jumper device for a contact network. The device comprises two crimping type cantilever insulator hoops, two jumpers and two pre-twisted T-shaped connection wire clamps, a crimping type cantilever insulator hoop is arranged on the cantilever insulator of the flat cantilever and is connected with a jumper wire; the other crimping type cantilever insulator hoop is arranged on the inclined cantilever insulator and is connected with the other jumper wire; and the two jumpers are combined through one pre-twisted T-shaped connecting wire clamp and are connected with the return cable through the other pre-twisted T-shaped connecting wire clamp. Effective connection between the jumper wires and the cantilever insulator is realized through the crimping type cantilever insulator clamp, vertical connection between the two jumper wires or between the jumper wire and the return cable is realized through the pre-twisted T-shaped connection wire clamp, fixation with the pin insulator is realized through the pre-twisted binding wire, the pre-twisted wire clamp has good anti-fatigue and anti-vibration characteristics, and the pre-twisted binding wire has good anti-fatigue and anti-vibration characteristics. And a bolt fastening structure is not arranged, so that the overall wind resistance and fatigue resistance of the jumper loop are improved.

The invention relates to the technical field of polymer composite materials, in particular to a corrosion-resistant composite material for a pin insulator wire fixing device and a preparation method of the corrosion-resistant composite material. 5-10 parts of an ethylene-propylene copolymer elastomer; 2 to 4 parts of maleic anhydride grafted polypropylene; 0.5 to 1 part of polyethylene glycol; 3-5 parts of nano silicon dioxide subjected to surface silanization treatment; 5-10 parts of surface modified mica sheets; 0.5 to 2 parts of fluorinated graphene; 0.2 to 0.5 part of a hindered amine light stabilizer; 0.2 to 0.5 part of a hindered phenol antioxidant; 0.2 to 0.4 part of a benzotriazole ultraviolet light absorber; 0.3 to 0.6 part of metal stearate; the corrosion-resistant coating has the advantages that the corrosion medium permeation is effectively blocked, and the corrosion-resistant coating has excellent corrosion resistance under the corrosion medium in acidic, alkaline and salt mist environments.

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 utility model discloses a mounted microwave isolator, comprising a protection component and an isolation component, wherein the protection component comprises a bottom plate, a main shell connected to the front side of the bottom plate, a plurality of inner positioning pins embedded in the front side of the bottom plate, a sub-shell detachably connected between the plurality of inner positioning pins, and a plurality of outer positioning pins embedded in the front side of the bottom plate. In the utility model, the staff removes the sub-shell and the cover body, the top of the cylindrical slot body is opened, so that it is convenient for fingers to probe in, and then puts the second permanent magnet into the cylindrical slot body by hand, and then lays the second uniform magnetic conductive sheet, the second ferrite, the center conductor, the first ferrite, the first uniform magnetic conductive sheet, the first permanent magnet, and the temperature compensation sheet, and then inserts the port pin insulator from the through hole position, and after welding the port pin insulator to the center conductor, reinstalls the sub-shell and the cover body, and does not need to use external tools to assemble this product, thereby improving the ease of assembly.

The invention relates to the technical field of waterproof connectors, and discloses a waterproof high-current electric connector with a bolt reinforcing structure, which comprises a plug and a socket, the plug comprises a plug shell, a contact pin insulator assembly, a contact pin assembly, a first bolt connecting lug and a tightening bolt; the socket comprises a plug shell, a jack insulator assembly, a jack assembly and a second bolt connecting lug; the plugging contact end of the plug housing and the socket housing is provided with a first sealing ring. The plug and the socket are connected and reinforced through the first bolt connecting lug on the plug shell, the second bolt connecting lug on the socket shell and the tightening bolt assembly, meanwhile, the first sealing ring is arranged at the butt joint position of the plug and the socket to form a waterproof sealing structure, and the excellent waterproof function is achieved after the plug and the socket are inserted. The reliability and the high protection performance of the electric connector under the conditions of high vibration, impact and wading are improved, and the waterproof large-current electric connector is ensured not to have the phenomenon of performance failure in a harsh use environment.

The present invention discloses a printed circuit board socket for transmitting 1553B signals, which solves the problem in the prior art that when the signal transmission signal needs to be interconnected through the printed circuit board, the traditional round pinhole connector cannot be docked with it. The printed circuit board socket of the present invention comprises a socket housing, a seat insulator, an intermediate jack, a pin insulator, a center pin, an insulating sheet, a pressure ring assembly and a tail pin. The printed circuit board socket of the present invention has the characteristics of light weight, small size and convenient use, and can be docked with a 1553B bus printed circuit board to realize signal transmission.

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 discloses a disconnecting link locking mechanism in the technical field of circuit breakers, which comprises a locking structure, the locking structure is connected with a swing arm structure through a connecting structure, the locking structure is arranged on the inner side surface of the front part of a moving contact and is matched with a static contact, and the static contact is arranged at the top of a column type insulator. And the swing arm structure is arranged on the inner side surface of the rear part of the moving contact and is connected with the pin insulator. After switching on, the static contact and the moving contact are pressed and contacted, and the fixing and locking structure firmly abuts against the rear end of the static contact, so that the static contact and the moving contact are locked and fixed, displacement between the moving contact and the static contact can be ensured not to occur when shaking occurs, the moving contact and the static contact are prevented from being burnt, and when switching off, the connecting structure is pulled through the swing arm structure, so that the moving contact and the static contact are prevented from being damaged. Therefore, the locking structure is separated from the static contact, thereby realizing opening.

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 invention relates to the technical field of cable erection construction, in particular to a composite pin insulator for preventing a wire from falling off, a construction tool and a construction method. The insulator comprises an insulator main body, a fixing seat is arranged at the bottom of the insulator main body, a mounting base is arranged at the top of the insulator main body, an elastic pressing plate is mounted on the mounting base, a bolt rod is fixedly arranged on the mounting base, and the elastic pressing plate is mounted and connected with the mounting base through the bolt rod. A fixing nut is installed on the bolt rod in a threaded mode, and the elastic pressing plate is fixedly installed on the bolt rod through the fixing nut. The insulator main body is used for installing and erecting a cable, the cable is effectively protected, the high-voltage cable is prevented from electric leakage to hurt passing personnel, the elastic pressing plate is beneficial to clamping and fixing the cable and reducing cable falling off, the bolt rod is fixed to the installation base, and compared with a traditional interaction bolt, the problem of falling off caused by factors such as vibration can be more effectively solved.

This application belongs to the technical field of connectors and discloses a high-voltage-resistant connector plug, which includes a pin, a housing, and an insulating component. The pin is located inside the housing, and a clamping ring is provided in the middle of the pin; the insulating component is located between the pin and the housing, and the insulating component includes a first pin insulating tube and a second pin insulating tube; the pin passes through the first pin insulating tube and is located inside the first pin insulating tube, the clamping ring presses against the first pin insulating tube, the second pin insulating tube is located inside the first pin insulating tube and is in close contact with the first pin insulating tube, and the second pin insulating tube presses against the end face of the clamping ring away from the first pin insulating tube. When the connector of this application is impacted by an instantaneous high voltage from the outside, the voltage is transmitted from the first pin insulator to the second pin insulator through the pin. The increased creepage distance through the lengthened insulating component and the superposition of the insulating components improves the voltage resistance of the connector.

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 invention relates to the technical field of electric connectors, and discloses a high-power FPC connector which comprises a plug shell and a socket shell, a jack assembly and a jack insulator are installed in the plug shell, and a pin assembly and a pin insulator are installed in the socket shell; the cable also comprises a first flat wire and a second flat wire. According to the invention, the jack assembly and the first flat wire as well as the pin assembly and the second flat wire are welded in an ultrasonic welding manner, so that the connection quality between the contact element and the corresponding flat wire is improved, and the transmission function under high voltage and high power is realized; and the reliability of the high-power FPC connector in environments of high temperature, high voltage, large current and the like can be ensured.

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 invention relates to the field of connectors for cables, electric wires, optical fibers and the like, in particular to a buckle type quick locking connector which comprises a male socket and a female plug. The male socket comprises a pin first insulator, a first tail shell, a second tail shell, a lengthened male plug jacket, a spring and a jacket nut which are arranged on the same axis, and further comprises a plurality of pins; the first pin insulator is axially provided with a plurality of through holes. The first tail shell is in threaded connection with the second tail shell; the outer sleeve nut is tightly hooped on the outer layer of the second tail shell; the lengthened male plug outer sleeve is in threaded connection with the outer sleeve nut; the lengthened male plug jacket sleeves the outer layers of the first tail shell, the second tail shell and the spring; the spring sleeves the outer layer of the second tail shell; one end of the spring abuts against a first flange of the second tail shell. And one end of the spring is abutted against and connected with a second flange radially arranged on the inner layer of the lengthened male plug jacket. And the service life of the male socket can be prolonged.

The invention discloses a combined type lightning protection puncture insulator, and aims to provide a combined type lightning protection puncture insulator which can effectively solve the problems that in the long-term operation process of an existing lightning protection needle type insulator, a gap is generated between puncture teeth and a conductor of an insulated wire and is continuously enlarged; the combined type anti-thunder puncture insulator solves the problems that when a line is struck by lightning, a wire puncture connection part is burnt, and the line is broken due to the lightning stroke and the like. The upper end of the insulator is provided with a conductive top seat; the puncture pressing plate is located above the conductive top seat, and the puncture pressing plate is connected with the conductive top seat through a first bolt; the puncture pressing plate is located between the two rotating pressing plates, one side of each rotating pressing plate is hinged to the conductive top base, and the other side of each rotating pressing plate is connected with the conductive top base through a second bolt.

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.

1. Name of the design product: Circlip. 2. Use of the design product: The design product is a bolt circlip for a pin insulator in a power line. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Perspective view.

The invention provides a pin insulator replacement auxiliary device which comprises a base, a tightener, a wire supporting plate and a fixing assembly, a supporting frame is arranged at the top of the base, a cantilever is detachably arranged on the supporting frame, a pulley is arranged at the end of the cantilever, and the tightener can also be detachably arranged on the supporting frame. A lifting rope of the tightener extends in the length direction of the cantilever and crosses the pulley to suspend a connecting rod, connecting plates are movably arranged at the two ends of the connecting rod, the two connecting plates are vertically arranged, limiting pieces for limiting the connecting plates from slipping are arranged on the connecting rod, the wire supporting plate is horizontally arranged, connecting shafts are fixedly arranged on the two sides of the wire supporting plate, and the connecting shafts are connected with the connecting rods. The two connecting shafts are connected with the two connecting plates respectively, the fixing assembly is arranged at the bottom of the base and used for fixing the base and a cross arm, and the problem that in the prior art, when an insulator is replaced, temporary supporting of a wire which loses supporting is not fast and fast enough is solved.

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.