28results about "Transformers/coils connectors" patented technology

A high-frequency transformer assembly test production line disclosed by the present invention comprises a bearing frame, a feeding conveyor belt machine and a shell seat member, the upper end of the bearing frame is provided with an alternating disc capable of intermittently rotating through a servo motor assembly fixedly connected in the bearing frame, and a bracket of the bearing frame is provided with a test mechanism used for high-frequency transformer inspection. The feeding conveying belt machine and the discharging conveying belt machine are respectively provided with a feeding and taking mechanism used for automatic feeding of the high-frequency transformer and a feeding and taking mechanism used for automatic taking and placing of the high-frequency transformer, and the shell base piece is provided with a communication mechanism used for protection type indirect butt joint between pins of the high-frequency transformer and the testing mechanism. According to the high-frequency transformer assembling and testing production line, pins of the high-frequency transformer can be inserted easily without hindering, deformation and bending caused by hindering due to angle deviation of the pins are avoided, the pins are prevented from being damaged in the testing process through protection type indirect butt joint, and the accuracy of the testing effect is guaranteed.

The invention relates to a self-locking connecting device and a connecting method thereof.The self-locking connecting device comprises a cable, a base, a clamping block, a first adjusting bolt, a clamping device and an insulating box, the cable comprises an insulating layer and a copper wire wrapped in the insulating layer, a mounting groove is formed in the base, the clamping block is arranged in the mounting groove, and the first adjusting bolt is arranged in the mounting groove; a first wavy curved surface is arranged on the inner wall of the mounting groove, a second wavy curved surface is arranged on the surface of the clamping block, the first wavy curved surface and the second wavy curved surface are oppositely arranged, a clamping space is defined by the first wavy curved surface and the second wavy curved surface jointly, and the first adjusting bolt is in threaded connection with the base to achieve rotary mounting. One end of the first adjusting bolt is rotationally connected with the clamping block, the clamping device is installed on the upper side of the base and used for clamping the column head of the transformer, and the insulation box is detachably arranged outside the base in a sleeving mode; the contact area between the device and the cable is increased, the friction force and the clamping force are improved, and the overload capacity can be improved.

The present invention relates to the technical field of electric tools, and in particular to a transformer wiring device, comprising a wiring device body provided with a fastening mechanism and a wiring mechanism, the fastening mechanism comprising a tensioning bolt, a conical crimping sleeve, and a conical tightening hole provided in the wiring device body, the crimping sleeve is coaxially built into the tightening hole, the conical crimping sleeve is in contact with the conical tightening hole and both have their small diameter ends facing upward, the conical side wall at the bottom of the crimping sleeve is surrounded by at least two elastic crimping sheets, the inner hole of the crimping sleeve is a screw hole, one end of the tensioning bolt is hung outside the wiring device body through a screw head, and the other end is threadedly connected to the upper part of the crimping sleeve, and the lower part of the crimping sleeve is threadedly connected to the transformer wiring stud; the transformer wiring device of the present invention is firmly connected to the transformer wiring stud, is easy to load and unload, and occupies little space for loading and unloading.

The present invention discloses a press-fit connector and a wireless charging coil module, the press-fit connector is connected to a package module, the package module can be inserted and matched with an external module, wherein the press-fit connector comprises: a connector housing having at least one press-fit terminal disposed thereon, the press-fit terminal being formed with a plug end protruding from the connector housing; and a flexible adjustment member connected between the connector housing and the package module, the flexible adjusting member being capable of adjusting an interface position of each plug end and each inserting slot of the external module in a state that the package module is interfaced with the external module. With the press-fit connector and the wireless charging coil module of the present invention, it is possible to save the welding process cost of at client side and facilitate plug and play by the client.

This invention discloses a transformer lead fixing device with deformation self-compensation function, relating to the field of transformer technology. The invention includes a fixing plate fixed to the transformer housing, a lead fixing component, a deformation self-compensation mechanism, and a pin mechanism. The deformation self-compensation mechanism includes a clamping component fixed to the end of the lead and multiple stops disposed on the fixing plate. The clamping component has a multi-segmented bent elastic structure, and the stops have inclined abutment surfaces. The pin mechanism adjustably mounts the lead fixing component to the fixing plate. When the lead fixing component is driven to move closer to the transformer housing, the clamping component and the inclined abutment surfaces of the stops abut against each other, generating elastic deformation and achieving electrical contact between the clamping component and the terminal block. This invention, through the multi-segmented bent elastic structure of the clamping component and the unidirectional displacement adjustment of the pin mechanism, achieves adaptive compensation for deformation caused by thermal expansion and contraction and vibration, ensuring long-term stable electrical contact between the terminal block and the lead, and facilitating subsequent maintenance and adjustment.

The invention relates to a cable unit designed for connecting a gradient coil, which is designed to generate a magnetic field gradient in one spatial direction, to a power amplifier, comprising at least one supply line, wherein the supply line comprises at least two cable elements in at least sections, wherein the at least two cable elements are electrically connected in parallel.

An electromagnetic brake (10) for an electric motor comprises a brake core (14), which comprises a coil frame storage portion (54) and a connector insertion hole (52a), wherein the coil frame storage portion stores a coil frame (24), and the connector insertion hole is for inserting a connector (56), wherein the coil frame (24) has a plurality of terminal storage portions (34) on the inner side of which terminals (32) are stored, and the terminal (32) has a first contact point (44) and a second contact point (48), wherein when the terminal (32) is inserted into the terminal storage portion (34), the first contact point is connected to a winding (26) that is suspended in a suspension portion (38a, 38b) of the terminal storage portion (34), and when the terminal (32) is stored in the terminal storage portion (34), the second contact point contacts an electrode (56a) of a connector (56) that is inserted into the connector insertion hole (52a).

The high-voltage winding comprises a winding body, a high-voltage coil, a high-voltage insulating layer and a wire outlet terminal, the high-voltage insulating layer is made of high-temperature vulcanized silicone rubber, the whole wire outlet terminal is of a prism structure, the wire outlet terminal comprises an internal connecting part and an external connecting part which are connected, and the internal connecting part is used for being connected with a wire in the high-voltage winding; the external connection part is used for being connected with a connecting piece outside the high-voltage winding, a plurality of first grooves are formed in the periphery of the internal connection part and are arranged in the axial direction of the wire outlet terminal, a plurality of second grooves are formed in the periphery of the external connection part and are arranged in the circumferential direction of the wire outlet terminal, and the winding body and the high-voltage coil are wrapped with the high-temperature vulcanized silicone rubber. And filling the first trench and the second trench. The outgoing line terminal of the high-voltage winding has good torsion resistance and pulling resistance at the same time, the outgoing line terminal can be prevented from being separated from a high-voltage insulating layer when being connected with a connecting piece outside the high-voltage winding, the reliability of wire connection is improved, and the product quality is guaranteed.

The application discloses a 10kV pole-mounted transformer low-voltage post head large-current protection device, and relates to the technical field of transformers, which comprises a base body, a plurality of groups of wiring terminals and a plurality of groups of low-voltage post heads on a mounting plate and a table top; and a current leading part comprising a current leading plate, a support plate and a leading terminal; the current leading plate can lead the current of the low-voltage post head to the end thereof. The application has the beneficial effects that the heat generation of the low-voltage post head is reduced by prolonging the current path. The long-distance design of the current leading plate disperses the heat during the transmission of the current, avoids the local overheating phenomenon and prolongs the service life of the device. The design of the support plate and the support column ensures the stable transmission of the current and reduces the safety hazards. The insulation performance of the support plate prevents the current leakage and improves the safety of the whole device. The design of the leading terminal and the fixing part ensures the firmness and reliability of the wire connection and reduces the faults caused by poor connection.

The invention discloses a lead wire device for three-phase short circuit of a transformer, and relates to the technical field of lead wires, the lead wire device comprises an operating rod and a clamping mechanism, the clamping mechanism comprises an insulating rod, a screw rod, a fixed chuck and a movable chuck, the fixed chuck is fixedly installed at the top of the screw rod, the movable chuck is slidably sleeved on the screw rod, and the insulating rod is connected with the operating rod. The insulating rod is in threaded connection and cooperation with the screw rod through the threaded sleeve so as to drive the movable chuck and the fixed chuck to be opened and closed. The operating rod and the insulating rod are rotationally connected through a swing mechanism so as to adjust the angle of the clamping mechanism. By rotating the operating rod, the movable chuck can abut against the grading ring upwards, the movable chuck and the fixed chuck are matched to lock and clamp the grading ring, connection is firm and stable, the problems of swinging, slipping, virtual connection and the like are solved, wire leading operation can be conducted on the ground, and safety is high; and the operating rod and the insulating rod are connected through the swing mechanism, so that the clamping angle of the clamping mechanism can be adjusted, and the grading ring can be clamped conveniently.

The invention discloses an outgoing line structure and a power transformer comprising the same, and belongs to the technical field of transformers. Comprising a leading-out seat, a first leading-out terminal, a second leading-out terminal and a connecting piece. After the connecting piece rotates, the first leading-out terminal is pushed to be stressed and deform, the first leading-out terminal is kept to be in contact with the second leading-out terminal, and the second leading-out terminal is kept to be limited on the first leading-out terminal. The lead-out wire structure adopts a plug-in structure, and the first lead-out terminal is kept stressed by rotating the connecting piece, so that the first lead-out terminal is deformed and is in contact with the second lead-out terminal to realize electric connection. Meanwhile, when the first leading-out terminal is connected with the transformer body, only the rotating piece needs to be rotated, it is guaranteed that the electric connection assembly is connected together before and after installation, independent disassembly and installation are not needed, the connection strength and the conductive performance of the first leading-out terminal and the transformer body can be effectively improved, and the service life of the transformer is prolonged. The risk that parts fall off during installation is reduced, and the installation efficiency of the outgoing line structure is improved.

The invention discloses a wiring device used on a transformer, and relates to the field of transformer wiring, the wiring device comprises a transformer body and a metal wiring device installed on a wiring stud of the transformer body, the metal wiring device comprises a fixing block and a wiring block, the fixing block is provided with a metal sleeve, and the wiring block is provided with a wiring hole. The metal sleeve is connected to the wiring stud in a threaded fit mode, a first groove and a second groove are formed in the inner wall of the metal sleeve, the metal sleeve rotates downwards, the grinding block can move in a matched mode along the track of a threaded groove firstly, the threaded groove of the wiring stud is ground, protrusions and burrs on the threaded groove are removed, and after the grinding block moves, the metal sleeve is fixed to the wiring stud. The silver block moves along the moving track of the polishing block, due to the fact that the material of the silver block is soft, when the silver block encounters a concave part in the thread groove, the silver block rubs with the concave part, and therefore the concave part is filled with silver scraps falling off through friction, and the conductive effect is enhanced.

The invention discloses a tool-wiring-free transformer power-off protection device and a use method thereof, and relates to the technical field of transformer power-off protection, the tool-wiring-free transformer power-off protection device comprises a shell, a state lamp arranged on one side of the top of the shell, a power-off switch arranged on one side of the middle of the shell and used for executing a power-off protection action, and a wiring mechanism arranged at the bottom of the shell, the wiring mechanism is connected with a cable, and the wiring mechanism is used for electrically connecting the cable with the power-off switch. The exposed wire core part of the cable is connected and fixed through the wire core connecting mechanism, then the wire core connecting mechanism is placed in the connecting sleeve, then the connecting sleeve is fixed to the fixing sleeve through cooperation of the elastic assembly and the fixing assembly, and the power connection sub-end and the power connection main end are made to be in contact and powered on. According to the design, cable connection can be achieved without any auxiliary tool, connection operation is simple and convenient, and the cable connector can be suitable for a limited operation space.

The invention relates to the technical field of metering combined mutual inductors, in particular to a modular metering 10kV combined mutual inductor which comprises a mutual inductor body, a mounting seat fixed at the bottom end of the mutual inductor body and a junction box body fixed outside the mutual inductor body. When the 10kV combined mutual inductor for modular metering is used, rapid opening and closing of the junction box cover can be achieved without disassembling screws one by one, the outdoor installation and maintenance process is greatly simplified, the 10kV combined mutual inductor is particularly suitable for aerial work scenes, fixing or unlocking of the junction box cover can be completed only by controlling the rotating direction of the rotating block, the hidden danger that the screws fall off and are lost is avoided, and the working efficiency is improved. And the installation and maintenance efficiency of the junction box cover is obviously improved. And meanwhile, through the arrangement of a limiting rod and an extrusion positioning assembly, a wiring bolt in the wiring box body can be propped against and limited after the wiring box cover is closed, so that looseness caused by factors such as vibration and temperature change in the use process is avoided, and the connection stability is guaranteed.

The invention discloses a 10kV pole-mounted transformer low-voltage pile head large-current protection device, and relates to the technical field of transformers, the 10kV pole-mounted transformer low-voltage pile head large-current protection device comprises a base body, an erection plate, a table board, multiple groups of wiring terminals and multiple groups of low-voltage pile heads; the drainage component comprises a drainage plate, a supporting plate and a lead terminal; the drainage plate can drain current of the low-voltage pile head to the end of the drainage plate. The low-voltage pile head has the beneficial effect that heating of the low-voltage pile head is reduced by prolonging a current path. Due to the long-distance design of the drainage plate, the heat of the current is dispersed in the transmission process, the local overheating phenomenon is avoided, and the service life of the equipment is prolonged. The design of the supporting plate and the supporting stand column ensures stable transmission of current, and potential safety hazards are reduced. The insulating property of the supporting plate prevents current leakage, and the safety of the whole device is improved. The design of the lead terminals and the fixing pieces ensures the firmness and reliability of wire connection, and reduces faults caused by poor connection.

The present invention discloses a lead wire structure and an electric transformer containing the same, belonging to the technical field of transformers. It comprises a lead seat, a first lead terminal, a second lead terminal and a connector. After the connector rotates, the first lead terminal is pushed to be deformed by force, the first lead terminal is kept in contact with the second lead terminal, and the second lead terminal is kept restricted on the first lead terminal. The lead wire structure adopts an inserting structure, and by rotating the connector, the first lead terminal is kept under force, deformed, and in contact with the second lead terminal to achieve electrical connection. At the same time, when the first lead terminal is connected to the transformer body, it is only necessary to rotate the rotating part, ensuring that the electrical connection components are connected together before and after installation, and do not need to be disassembled and installed separately. It can effectively improve the connection strength and conductive performance between the first lead terminal and the transformer body, reduce the risk of parts falling during installation, and improve the installation efficiency of the lead wire structure.

The present invention discloses a press-fit connector and a wireless charging coil module, the press-fit connector is connected to a package module, the package module can be inserted and matched with an external module, wherein the press-fit connector comprises: a connector housing having at least one press-fit terminal disposed thereon, the press-fit terminal being formed with a plug end protruding from the connector housing; and a flexible adjustment member connected between the connector housing and the package module, the flexible adjusting member being capable of adjusting an interface position of each plug end and each inserting slot of the external module in a state that the package module is interfaced with the external module. With the press-fit connector and the wireless charging coil module of the present invention, it is possible to save the welding process cost of at client side and facilitate plug and play by the client.

Electrical current transducer for measuring an electric current in a primary conductor, including a housing (4), a magnetic core (6) surrounding a central aperture (9) through which the primary conductor extends, and a magnetic field sensing device (8) comprising connection terminals (18), the housing comprising a magnetic core receiving cavity (22) in which the magnetic core is lodged and a connecting interface portion (25) in which the magnetic field sensing is lodged, the transducer further comprising a conductor module (5) comprising an insulating support (12) in which U shaped conductor coil portions (3) are lodged, the insulating support further comprising latching elements (28a) configured to engage complementary latching shoulders (28b) provided on the housing for securing the conductor module around a branch of the current transducer. The conductor mounting channels comprise clasp protrusions (27) configured to clasp the U shaped conductor coil portions in the conductor mounting channels, a variable number of conductor coil portions being insertably mountable to the insulating support, the number selected according to the operating range of the current transducer.

The present application relates to the technical fields of metering combined mutual inductor, in particular to a modular metering 10kV combined mutual inductor, which comprises a mutual inductor body, a mounting seat fixed at the bottom end of the mutual inductor body, and a terminal box body fixed outside the mutual inductor body. By setting the opening and closing assembly, the modular metering 10kV combined mutual inductor can realize the quick opening and closing of the terminal box cover without disassembling the screws one by one, greatly simplifying the outdoor installation and maintenance process, especially suitable for high-altitude operation scenes. By controlling the rotating direction of the rotating block, the terminal box cover can be fixed or unlocked, avoiding the hidden danger of screw loss, and significantly improving the installation and maintenance efficiency of the terminal box cover. At the same time, by setting the limiting rod and the extrusion positioning assembly, the terminal box body inside the terminal box cover can be limited after being closed, avoiding loosening caused by factors such as vibration and temperature change during use, and ensuring the connection stability.

The invention discloses a wireless power supply assembly of a laser radar, a manufacturing method of the wireless power supply assembly and the laser radar. The circuit board is provided with at least one contact elastic piece on the surface facing the fixed seat, the circuit board and the fixed seat are fixedly connected at a fastening point, and the contact elastic piece is arranged in the surface of the circuit board. The distance between the fastening point and the contact elastic sheet is determined according to the elastic potential energy of the contact elastic sheet and the rigidity of the circuit board. The distance between the fastening point and the contact elastic piece is determined according to the elastic potential energy of the contact elastic piece and the rigidity of the circuit board, the risk that the contact elastic piece is disengaged can be effectively reduced, the reliability of surface contact of the contact elastic piece and the fixing base is guaranteed, the probability of deformation and warping of the circuit board can be effectively reduced, and the service life of the circuit board is prolonged. Therefore, the reliability of the circuit board and the surface elements thereof is improved.

The invention discloses a transformer lead fixing device with a deformation self-compensation function, and relates to the technical field of transformers. The device comprises a fixed plate fixed on a transformer shell, a lead fixing piece, a deformation self-compensation mechanism and a bolt mechanism, the deformation self-compensation mechanism comprises a clamping piece fixed at the end part of the lead and a plurality of stop blocks arranged on the fixed plate, the clamping piece is provided with a multi-section bent elastic structure, and the stop blocks are provided with inclined propping surfaces; the lead fixing piece is adjustably installed on the fixing plate through the plug pin mechanism, when the lead fixing piece is driven to move in the direction close to the transformer shell, the clamping piece abuts against the inclined abutting face of the check block to generate elastic deformation, and electric contact between the clamping piece and the wiring terminal is achieved. Through the multi-section bending elastic structure of the clamping piece and one-way displacement adjustment of the bolt mechanism, self-adaptive compensation of deformation caused by thermal expansion, cold contraction and vibration is achieved, long-term stable electric contact between the wiring terminal and the lead is ensured, and later maintenance and adjustment are facilitated.

The present invention discloses an electric connector for a traction transformer, comprising a socket and a plug: the socket comprises a pin fixing seat, a fixing panel and a cylindrical ceramic body, the two ends of the ceramic body are respectively connected to the pin fixing seat and the fixing panel by welding, the inside of the welded ceramic body is a closed cavity, and the pin is connected to the pin fixing seat by a thread; the plug comprises a shell and a socket body arranged in the shell, the socket body is provided with a wire connection hole, the inner surface of the socket of the socket body is a rough wall surface, and a plurality of metal wires are arranged between the outside of the socket body corresponding to the socket and the shell; the present invention adopts a detachable structural design, which can enable the socket to complete the replacement of the pin in a high-pressure oil environment without draining the oil and removing the socket, thereby improving the maintainability of the overall connector and reducing the maintenance cost.

Devices may include an electrically insulating interface body including a first end portion, a second, opposite end portion, and an intermediate portion therebetween. An electrically conductive connector may be positioned at least partially within the interface body and may extend from the first end portion toward the second end portion. An opening may be in the intermediate portion of the interface body. The connector may include a first coupling feature configured to electrically couple to a conductive cable, a second coupling feature configured to electrically couple to a transformer electrical connector post, and an electrical connection point between the first coupling feature and the second coupling feature. The opening of the interface body may expose the electrical connection point. Various other related devices, systems, and methods may employ such features.

The invention discloses a transformer production lead assembling device and an assembling method thereof, and relates to the technical field of transformer production, the transformer production lead assembling device comprises a sleeve and a limiting assembly, the limiting assembly is arranged on one side of the sleeve, the limiting assembly comprises a slot, the slot is formed in the outer wall of the sleeve, and a limiting plate is arranged in the slot; one side of the limiting plate is connected with a threaded sleeve, the inner side of the threaded sleeve is in threaded connection with a threaded rod, the periphery of the sleeve is symmetrically connected with limiting springs, one end of each limiting spring is connected with a pressing plate, and the two sides of the pressing plate are symmetrically and slidably connected with limiting rods. During use, the cutting depth of the cutter can be limited, damage to an internal wire harness during stripping of an insulating layer of a lead is avoided, in the stripping process after cutting is completed, conductive paste and an aluminum armor tape can be immediately smeared and wrapped on the wire harness, the smearing uniformity can be guaranteed, and the stripping efficiency is improved. And the adverse effect on the conductive effect caused by non-uniform coating of the conductive paste is avoided.

A cable unit designed for connecting a gradient coil, which is embodied to generate a magnetic field gradient in one spatial direction, to a power amplifier, having at least one feed line, wherein the feed line comprises at least two cable elements at least in sections, and the at least two cable elements are connected electrically in parallel.

A high-voltage insulating layer of the high-voltage winding is an elastic body, the whole outgoing line terminal is of a prism structure, the outgoing line terminal comprises an internal connection part and an external connection part which are connected, the internal connection part is used for being connected with a wire in the high-voltage winding, and the external connection part is used for being connected with a connecting piece outside the high-voltage winding. A plurality of first grooves are formed in the periphery of the inner connecting part and are arranged in the axial direction of the wire outlet terminal, and a plurality of second grooves are formed in the periphery of the outer connecting part and are arranged in the annular direction of the wire outlet terminal. The outgoing line terminal has good torsion resistance and pulling resistance at the same time, the outgoing line terminal can be prevented from being separated from a high-voltage insulating layer when being connected with a connecting piece outside a high-voltage winding, the reliability of wire connection is improved, and the product quality is guaranteed. The invention further discloses the high-voltage winding.

The present invention belongs to the technical field of box transformers, and specifically relates to a modular box transformer for wind power generation, including a support part, which provides a load-bearing and installation platform for the entire device; a docking part is provided in the middle of the support part, and a transformer is provided on the upper part of the docking part, and the docking part can not only lock the transformer on the upper part of the support part, but also be inserted into the interior of the transformer to achieve electrical connection between the transformer and other equipment; heat dissipation parts are provided on both sides of the transformer, and the lower end of the heat dissipation part is fixedly connected to the upper end of the support part, and the heat dissipation part provides heat dissipation for the oil inside the transformer, thereby reducing the operating temperature of the transformer. The invention uses a modular structure between the various components to quickly and accurately assemble the various components at the construction site, reduce the installation time of the equipment, and achieve rapid use.