129results about "Wire wrapping connectors" patented technology

A locking clamp assembly that permits movement in one direction and prevents movement in a second direction to eliminate unintentional locking clamp assembly loosening encountered during normal operation. The locking clamp assembly includes a clamp head with a threaded portion and at least one retaining slot traversing the threaded portion, a clamp housing adapted to threadedly received the clamp head, and a locking pin that is operatively mounted on the clamp housing and is positioned adjacent to the retaining slot. When the locking clamp assembly is engaged, the locking pin is adapted to interact with at least one retaining slot to prevent the locking clamp assembly from movement in a first direction and for actuation by a retaining slot to enable movement of the locking clamp assembly in a second direction. There is also an engage means for the locking pin to selectively engaged or disengaged the locking clamp assembly.

A cable clamp for clamping drop cables to main span cables. The cable clamp has a body that includes an elongated drop cable guide, an elongated main span cable guide, and main body section between the drop cable guide and the main span cable guide. The body has a lower body half and an upper body half. The lower body half is movable relative to the upper body half between at least one open position and a clamping position. When the body is in a clamping position the lower body half and upper body half of the drop cable guide form a drop cable opening, and the lower body half and upper body half of the main span cable guide form a main span cable opening. A stem extends through the lower body half of the main body section and is releasably secured to the upper body half of the main body section such that rotational movement of the stem is translated to movement of the lower body half relative to the upper body half. The stem has a collar and a spring is positioned on the stem between the collar and the lower body half of the main body section to normally bias the body to the clamping position.

The invention relates to a grounding wire device of a transformer substation, in particular to an insulated conductor grounding potentiometer, which comprises a hook body and a movable clamping plate. A groove is formed on the hook body, and a grounding wire connecting device is also arranged on the hook body. The insulated conductor grounding potentiometer is characterized in that: the upper groove edge of the hook body has a hemispherical hook shape; a connecting screw hole is formed on the lower groove edge of the hook body, and is in fit with a threaded rod; one end of the threaded rod is connected with the movable clamping plate; and a connecting handle is arranged at the other end of the threaded rod. When the insulated conductor grounding potentiometer is used, the threaded rod is first rotated to open the movable clamping plate relative to the other groove edge, an operating rod is connected with the connecting handle, the upper groove edge of the hook body of a clamping hook is hung on a grounded electric wire, then the operating rod is rotated to drive the movable clamping plate by the threaded rod to move along the groove, the movable clamping plate and the upper groove edge of the hook body form an arched working surface to tightly clamp the electric wire, and conductive thorns on the arched working surface puncture an insulating layer to tightly contact with the electric wire, so that the electric wire is connected with a grounding wire with high quality. The insulated conductor grounding potentiometer has the advantages of short operation time, labor saving, high grounding quality, safety in use and the like, and is convenient to operate.

The invention relates to a direct lead wire grounding wire mounting and dismounting device, which consists of a lead wire clamping device and a remote operation rod, wherein the remote operation rod consists of a telescopic rod and a center position limiting hole, the center position limiting hole is formed at the top end of the telescopic rod and is matched with the tail end part of a transverse transmission rod, and the side wall of the center position limiting hole is provided with a position limiting groove. When the direct lead wire grounding wire mounting and dismounting device is used, the electric power accident can be effectively avoided, the potential safety hazard is eliminated, meanwhile, the work can be completed only by one worker, meanwhile, the efficiency is greatly improved, and the misoperation phenomenon is reduced. When a switch pull-rod is used for mounting and dismounting a grounding wire on a direct lead wire, the switch pull-rod needs to incline to a certain angle from a ground wire head, so the risk of operator injury or disconnecting link porcelain bottle damage through crashing due to the disconnection between the ground wire head and the switch pull-rod can easily occur. The direct lead wire grounding wire mounting and dismounting device has the advantages that the connection between a special switch pull-rod and the ground wire head is reliable, and under the main situation of advocating personnel reduction and efficiency enhancement, the operation time is shortened.

The invention discloses a portable overhead insulated conductor grounding device. The grounding device is characterized by comprising a conductor chuck component, an insulating rod component, a ratchet handle component, an electroscope component and a grounding wire component. The grounding device achieves grounding of an overhead insulated conductor by a puncturing method on the premise of not damaging an insulating property of an insulation layer of the insulated conductor; the grounding device is portable; a grounding wire can be mounted in a position where the grounding wire is required tobe mounted according to a working place; the grounding device is flexible and convenient to carry, mount and dismount; the working efficiency is greatly improved; and the grounding device achieves mounting of the grounding wire in any working place, ensures the insulating property of the overhead insulated conductor, reduces potential safety hazards to persons and a power grid since a conductor is exposed and is not in an insulating state at a mounting position of a fixed grounding wire hanging loop and also lowers mounting cost of the fixed grounding wire hanging loop at the same time.

A grounding link for use with an elbow-type power cable electrical connector. The grounding link includes a bushing interface portion, a cap receiving portion, and a tap portion, wherein the grounding link further includes a grounding element extending between the bushing interface portion and a cap receiving portion, and wherein the bushing interface portion of the grounding link is configured for insertion into a bore in elbow-type power cable electrical connector. The grounding element includes an exposed portion projecting above a surface of the grounding link, wherein the exposed portion of the grounding element is configured for attachment by a grounded hot line clamp to ground the electrical connector assembly. The tap portion is configured for receipt of a second elbow connector to conductively couple the second elbow connector to the elbow-type power cable electrical connector.

The invention belongs to the technical field of electric safety tools and particularly relates to an anti-off quick-loading hook type short-circuit grounding wire clamp. The anti-off quick-loading hook type short-circuit grounding wire clamp comprises a base, a double-head threaded rod is connected to a middle portion of a bottom surface of the base, the double-head threaded rod includes a first threaded rod, a polished rod and a second threaded rod, the first threaded rod and the second threaded rod are threadingly connected to the base, and the polished rod is slidingly connected to the base. A bottom end surface of the double-head threaded rod is fixedly connected to a connecting rod, a top end of the double-head threaded rod is rotatingly connected to a slider, and a top surface of theslider is fixedly connected to a pressing block. A compression spring is set between the slider and the base, and the compression spring sleeves the outside of the double-head threaded rod. The top of the base is fixedly connected with a tongue-shaped hook, the middle portion of a right end of the slider is provided with a guiding groove, and the slider is slidingly connected to a vertical portion of the tongue-shaped hook through a guiding groove. The overall structure of the wire clamp is reasonable, the operations of hanging and removing a grounding wire are simple, the wire can be effectively clamped, the labor intensity of workers is reduced, and the work efficiency is improved.

The invention discloses a multipurpose combined ground clamp module. The multipurpose combined ground clamp module comprises a clamp body, a screw and an operating rod, and a pair of clamping molds directly/indirectly connected with the clamp body; the clamp body comprises a movable component and a C-shaped fixing component; an upper side plate and a lower side plate of the fixing component are parallel; the movable component is connected with an opening of the fixing component; the screw is integrated with the movable component after penetrating the lower side plate of the fixing component; and the operating rod enables the screw to rotate; the movable component can stably move up and down since the screw only rotates but does not generate displacement; the clamp body is connected with a ground lead connection hole; the vertical movement of the movable component enables a function mold directly connected with the clamp body to clamp the upper side and the lower side of the lead and enables the clamping molds indirectly connected with the clamp body to clamp the left side and the right side of the lead; the operating rod and the screw are detachably integrated; the clamp body can be prevented from falling off, and the clamping force of the clamp body is further improved; the clamping molds share the fixing component of the clamp body, and the universality is provided.

The invention provides a grounding line device and a state detecting method thereof. The grounding line device is provided with a state detecting circuit, wherein the state detecting circuit comprisesa line end cable clamp, a grounding cable, a grounding end cable clamp, a grounding state detecting device, a detecting cable and a detecting assembly which are electrically connected in sequence; the line end cable clamp and the detecting assembly are insulated when not grounded; a to-be-grounded conductor is in abut joint with the line end cable clamp and the detecting assembly separately whenthe line end cable clamp and the detecting assembly are grounded, so that the line end cable clamp and the detecting assembly are in conductive connection, and the state detecting circuit is conducted. The grounding line device can detect whether the grounding line device is connected with a conductor or an insulator, and can very simply recognize whether or not a hanging position is in good contact with the grounding line device, and can prevent the wrong situation of 'idle stroke' that the grounding line device is in hanging connection to the non-conductor insulator; the structure is stableand reliable, and security risks do not occur easily.

The invention relates to the technical field of power. The invention further discloses an adjustable high-voltage grounding wire using the ratchet wheel positioning principle. Insulating rod, a vertical push rod is connected into the insulating rod in a sliding manner; a fixed block is fixedly connected to the outer part of the vertical push rod; a first spring is fixedly connected to the outer part of the fixed block; the top of the vertical push rod is fixedly connected with a mounting plate; the top of the mounting plate is fixedly connected with a lower pressing plate; a threaded rod is connected into the mounting plate in a sliding manner; the top of the threaded rod is fixedly connected with a pressing block; the outer part of the threaded rod is in threaded connection with an adjusting ring; through cooperative use of the vertical push rod, the adjusting gear and the vertical toothed rod, the vertical push rod can move upwards and clamp a wire by pulling the vertical toothed rod, operation is convenient, use is easy, quick lifting of the lower pressing plate can be guaranteed. Meanwhile, the lifting stability of the lower pressing plate is guaranteed, the clamping efficiencyis improved, and the trouble of unceasingly screwing an insulating rod is avoided.

The invention discloses an electric integrated operating device for a J-shaped wire clamp. The electric integrated operating device comprises a clamping assembly and an insulating rod. The clamping assembly comprises a main body frame, a sliding rod chuck, a connecting rod mechanism and a first telescopic spring. The sliding rod chuck is in sliding connection with the main body frame. The connecting rod mechanism comprises a first connecting rod and a second connecting rod. The second connecting rod comprises a locking rod and an unlocking rod which are connected with each other. A corner is arranged between the locking rod and the unlocking rod; the joint of the locking rod and the unlocking rod is hinged to the first connecting rod; the other end of the first connecting rod is hinged tothe main body frame; the other end of the locking rod is hinged to the sliding rod chuck; the unlocking rod is provided with an unlocking pull rope and a rotating hole, wherein the rotating hole is formed between the unlocking pull rope and the locking rod, and the rotating hole is internally provided with a connecting piece; and one end of the connecting piece is connected with the main body frame. The electric integrated operating device for the J-shaped wire clamp is simple to operate; the clamping state of the clamping assembly is stable and reliable; and unlocking is convenient and rapid.

A new connector for attaching conductor wires to a metersocket is disclosed. The design of the connector allows the wires to be laid in along the side of the connector and requires little bending and slack in the wire. Once seated in place, the connector can be secured using a set screw that keeps the conductor wire in place.

The invention discloses an angle-adjustable high-voltage line grounding wire clamp based on induced electric damage prevention. The clamp comprises a support frame left part, a support frame right part, a driving mechanism, a transmission mechanism, a shaft pin assembly, a wire clamp left pressure head and a wire clamp right pressure head, and the support frame left part is connected with the wireclamp left pressure head through the shaft pin assembly; a driving mechanism and a transmission mechanism are arranged on the right portion of the support frame, the driving mechanism comprises a driving bevel gear and a connector, the transmission mechanism comprises a two-way spiral lead screw, a guide nut and a shear fork arm, and the driving bevel gear is connected with a driven gear on the two-way spiral lead screw in a meshed mode. A user rotates the joint and is driven by the driving mechanism, the screw rod on the two-way screw rod drives the guide nut on the screw rod, and the rightpressing head of the wire clamp translates left and right through transmission of the shear fork arm. The left part of the support frame adjusts the corner of the left pressing head of the right wireclamp through the nut of the shaft pin assembly. Adjustment of the wire clamp pressing head can be achieved to a large extent, adjustment is stable and efficient, and the structure is stable.

The invention discloses an electric connecting fitting and a method thereof. The electric connecting fitting comprises a cable clip on which a first groove is formed; a fitting body, wherein a slidingchute for the sliding of the cable clip is arranged on an inner wall, and a second groove for placing a conductor line and a guide line and matched with the first groove is arranged on a fitting baseat the bottom of the fitting body; a bolt orderly penetrating into a bolt hole on the fitting base and the bolt hole on the cable clip from bottom to top; a spring sleeved at the outside of the bolt,and screwing the bolt to perform compression, thereby controlling the distance between the fitting base and the cable clip, wherein the spring is up against between the cable clip and the fitting base. The condition that a mechanical arm of a hot-line robot is easy to perform on-line lap joint between an overhead line and a guide line in the hot-line work of the power distribution line can be solved, the mechanical arm can break away from the connecting fitting after the lap joint, and the fitting can replace the existing conductor line connecting clip; the electric connecting fitting has a certain mechanical strength and current conduction capacity, thereby guaranteeing that the overhead line can safely run for a long time after the robot performs the hot-line lap joint.

The invention discloses a ground wire hitching device convenient for hitching, and aims to provide a ground wire hitching device capable of facilitating alignment of a wire and a wire clamping opening of a wire clamping seat, and effectively solving the problem that in the process of rotating a screw, the whole wire clamp seat is prone to rotating and translating, and consequently the grounding wire is difficult to hitch. The device comprises: an insulating rod; a wire clamp seat comprising an upper clamping arm, a lower clamping arm and a side connecting arm; a movable pressing plate, wherein a vertical guide rail is arranged on the side connecting arm, and the movable pressing plate slides up and down along the vertical guide rail; a screw rod, wherein a vertical threaded hole is formed the lower clamping arm, the screw rod is in threaded connection with the vertical threaded hole, the upper end of the screw rod is rotationally connected with the movable pressing plate, and the screw rod is connected with the insulating rod; and an anti-rotation limiting structure comprising a strip-shaped guide hole formed in the lower surface of the upper clamping arm, a sliding block sliding along the strip-shaped guide hole and a limiting guide flat plate located below the upper clamping arm, wherein the limiting guide flat plate is connected with the sliding block.

A grounding clamp includes a safety lock-out which locks the operation of the clamp in the absence of a hot-stick. A clamping member cooperates with a frame having an arm, and is selectively biasableby a user to translate the clamping member relative to the frame to clamp a conductor between the clamping member and arm. The lock-out cooperates with the clamping member to prevent the translation of the clamping member unless in the presence of an insulating tool such as a hot-stick.

The invention discloses a high-safety and short-stroke short circuit grounding device which comprises a lead end wire clamp and a holding rod. The lead end wire clamp comprises a pair of clamping plates which are rotatably connected with the help of a rotating shaft and provided with arc-shaped meshing portions on the upper portions, a pair die block is arranged at the tail of the lead end wire clamp, a moving nut is arranged in the pair die block and movably connected with the same and can transversely rotate and slide in the same, an extensible mechanism is fixedly connected with the moving nut and connected with the holding rod, and a control mechanism capable of controlling the extensible mechanism to extend and contract is arranged on the holding rod. The high-safety and short-stroke short circuit grounding device has the advantages that high safety is realized, and the lead end wire clamp is manually controlled to clamp or release a lead, so that automatic shedding of the lead end wire clamp is avoided.

The invention relates to an intelligent positioning device of an electric security and protection facility and a positioning method thereof, and belongs to the technical field of real-time control device structures of electric security and protection facilities. The intelligent positioning device of the electric security and protection facility comprises a grounding device body and an intelligentcontroller. The intelligent controller is in communication connection with a monitoring platform and a mobile phone. The grounding device body comprises the following parts: an insulation operating rod; a wire hanging connector; a ground connector, wherein the ground connector is connected with the wire hanging connector through a copper wire, and the ground connector is rotatably connected with agrounding press plate which is used for clamping the ground connector; a wire press plate, wherein the wire press plate is installed at the top end of the insulation operating rod; a first pressure sensor and a fourth pressure sensor, wherein the first pressure sensor is installed on the wire press plate, and the fourth pressure sensor is installed on the grounding press plate. The intelligent controller is in communication connection with the first pressure sensor through a first signal line, and in communication connection with the fourth pressure sensor through a second signal line. The intelligent positioning device of the electric security and protection facility is capable of monitoring a condition of a suspending position of the grounding device body in real time, and monitoring states whether hanging is good and the like.

The invention discloses a high-voltage insulating overhead ground wire short-coupling device. The high-voltage insulating overhead ground wire short-coupling device comprises a casing, a driving bevel gear, a driven bevel gear, an auxiliary transmission bar which is coaxially connected with the driven bevel gear, a rotary holding rod used for driving the driving bevel gear to rotate, and a clamping structure arranged on the casing. The rotary holding rod is coaxially connected with the driving bevel gear, the driving bevel gear is engaged with the driven bevel gear, the auxiliary transmission bar is rotatably connected with the casing, the clamping structure comprises a vertical screw, a clamping base and a metal hook member, the metal hook member comprises a hook base which is in screw-thread fit with the vertical screw, a hook arranged above the clamping base, and a connector used for connecting the hook base with the hook, the connector is provided with a short-coupling wire, and the connector is in slip connection with the clamping base. Beneficial effects of the high-voltage insulating overhead ground wire short-coupling device are that the short-coupling device is reasonable in structure, and can be hung on the insulating overhead ground wire, the locking and unlocking operations are convenient, the high-voltage insulating overhead ground wire can be fixed firmly, the short-coupling device is good in stability during the working process, and the safety is guaranteed.

The invention discloses a live-line wire lapping operation device for a J-type wire clamp and an application method. The live-line wire lapping operation device comprises a J-type wire clamp, a support base used for supporting the J-type wire clamp and a support sleeve, and further comprises a wire clamp driving shaft, wherein the support base is fixed on the upper part of the support sleeve, thewire clamp driving shaft is rotatably installed in the support sleeve, the upper part of the wire clamp driving shaft is provided with a nut groove with the opening facing upward, the nut groove is used for placing a driving nut of the J-type wire clamp, the lower part of the wire clamp driving shaft is provided with a driving device, and the driving device can drive the wire clamp driving shaft to rotate. The device disclosed by the invention realizes a live-line lapping operation of the J-type wire clamp, and the wire clamp drive is post-positioned so as to avoid the electric shock damage ofa high-voltage wire to low-voltage drive. The live-line wire lapping operation device has the advantages of high efficiency, simple operation and convenient disassembly.

An integrated opposite hook cable clamp includes a clamping plate, a connecting plate, and at least two J-shaped clamps. Side bars of the J-shaped clamps are locking bars. Locking holes corresponding to the locking bars are provided on the clamping plate, and at least two of the locking holes are diagonally arranged on the clamping plate. The locking bars of the J-shaped clamps vertically pass through the locking holes on the clamping plate and are movably connected with the clamping plate by a locking mechanism. A back surface of the connecting plate is lap-jointed to the inner sides of hooks of each of the J-shaped clamps. A front surface of the connecting plate is opposite to a front surface of the clamping plate (22).

The invention relates to an electric temporary lapping joint device applied to a 10kV distribution network. The temporary lapping joint device is used for lapping a main conductor and a lead of an electric system; the temporary lapping joint device is used for electrically lapping a distribution network in a rainy day; the temporary lapping joint device comprises a temporary lapping joint and an insulating operating rod; a part of the temporary lapping joint, fixed to the main conductor is of a hook type structure; the part of the temporary lapping joint, fixed to the insulating operating rod is of a cross lever structure; a thread is formed in the head end of the cross lever structure, and while the tail end of the cross lever structure is of a cross structure; the head end of a cross lever is connected with the hook type structure through the thread; the cross structure of the tail end of the cross lever is fixedly connected with the insulating operating rod; the part of the tail end of the cross lever, connected with the insulating operating rod is of a cross lock catch type structure. With the adoption of the electric temporary lapping joint device applied to the 10kV distribution network, the work of electrically lapping the lead in the rainy day can be realized, thus the power interrupting time of a user can be reduced, and the power supply reliability can be ensured.

The invention relates to the field of electrical maintenance auxiliary tools, and specifically relates to a rotatable multi-angle ground lead. The rotatable multi-angle ground lead provided by the invention comprises a ground lead head, an insulating rod and an angle adjusting device, wherein the ground lead head and the angle adjusting device are connected through a rotation axis; the ground lead is fixed through hold-down nuts; the ground lead head can rotate on a plane in the horizontal direction of a line clamping opening; and the angle adjusting device is connected with the insulating rod. Moreover, the invention also provides a method for controlling the opening degree of the line clamping opening of the rotatable multi-angle ground lead. A tongue screw and a handle on the insulating rod are connected through a flexible shaft metal wire; the tongue screw is fixedly connected with a movable contact of the line clamping opening; when the handle is rotated, through the transmission of the flexible shaft metal wire, the movable contact of the line clamping opening is pushed upwards or downwards, so that the opening degree of the line clamping opening is controlled. The rotatable multi-angle ground lead can be applicable for various ground points with unreasonable arrangement or insufficient ambient space, is relatively wide in application range, and is more convenient for the connection with the ground points.