12001 results about "Electric wire" patented technology

Systems and methods for providing hemodynamic support to a patient with an intravascular blood pump are disclosed. In some implementations, the blood pump includes a motor and an improved motor cable for delivering electrical power to the motor. The motor includes a stator with one or more coils. The motor cable includes one or more electrical conduits. The motor cable also includes a tail portion and a head portion. In some implementations, the head portion may have an O-shape or a C-shape. The motor cable may reduce the complexity of assembling the blood pump. For example, the motor cable may reduce the risk of shorting the one or more coils and / or the one or more electrical conduits.

The invention discloses a wire protection plastic sleeve production method based on an optimization algorithm. The method comprises the following steps: S1, collecting production process data through a sensor network; s2, preprocessing the collected production process data; s3, designing a nonlinear feedback control system and establishing a parameter adjustment mechanism; s4, performing staged feature learning by adopting an improved neighbor algorithm, and adjusting and optimizing process parameters in real time; s5, adjusting equipment and material parameters in real time by adopting a self-adaptive fuzzy control technology, and optimizing the production process through periodic evaluation and feedback; and S6, monitoring a production state in real time, optimizing a parameter adjustment strategy by using a weighted response function, and controlling an error range. According to the invention, through combination of a sensor network technology, an optimization algorithm, a nonlinear feedback control system and an adaptive fuzzy control technology, intelligent adjustment and optimization of a wire protection plastic sleeve production process are realized, production efficiency and product quality stability are improved, and energy consumption and operation errors are reduced.

The invention relates to the technical field of intelligent control, in particular to an intelligent control system for a wire harness production process, which comprises a path constraint analysis module, a tension balance regulation and control module, an instantaneous springback measurement module, a cutting offset compensation module and a dynamic error correction module. According to the method, the geometric feature data of the wiring harness laying path are collected and the stress distribution state is accurately calculated, so that the refinement of stress analysis of the wiring harness in the laying process is remarkably improved, the deviation between the actual tension of the wiring harness and the stress distribution of the path is monitored in real time, the tension is dynamically adjusted, and the balance control of the tension is realized; the problem of deformation or relaxation caused by abnormal local tension is effectively prevented, deformation monitoring of the cutting position is combined with instantaneous rebound characteristic analysis, the accuracy of the size after cutting is ensured, error accumulation caused by rebound is reduced, the cutting precision is improved by calculating the offset of the cutting position and conducting cutting compensation adjustment, and the cutting quality is improved. And therefore, the processing consistency and the assembly adaptability of the wire harness can be improved.

A wire clamp may include a bottom piece having: a first base portion defining a first aperture, an at least partially elliptical barrier extending from the first base portion about the first aperture, and a plurality of legs extending from sides of the first base portion; a top piece having: a second base portion, a protrusion extending from the second base portion, the protrusion defining a second aperture, and a plurality of legs extending from sides of the second base portion; and a fastener. The first aperture and the second aperture may be configured to align and receive the fastener therethrough. A first side of the partially elliptical barrier and a first portion of the plurality of legs may define a first wire channel, and a second side of the partially elliptical barrier and a second portion of the plurality of legs may define a second wire channel.

The invention relates to the technical field of cross-linked polyethylene cable accessories, and discloses a cross-linked polyethylene insulated cable overhead installation device which comprises a wire supporting rod, a hoisting steel cable, a cross-linked polyethylene insulated cable and a driving assembly, the driving assembly comprises a steel cable clamping block and a cable clamping block, and a steel cable pulley and a cable pulley which are vertically symmetrical are arranged in the driving assembly; a pushing assembly is arranged at the top of the steel cable clamping block and comprises a supporting transverse plate, a first telescopic rod, a rectangular frame, an upper supporting rod and a lower supporting rod, and locking clamps are sleeved outside the supporting transverse plate, the first telescopic rod, the rectangular frame and the upper supporting rod. When the driving assembly is pulled, the roller encoder measures the distance and controls the distance; the pushing assembly drives step by step, the steel cable clamping blocks are fixed firstly, then the cable clamping blocks are pushed by the same distance and then fixed, the clamps are pulled in a matched mode to be tightened, the device achieves accurate control over the distance between the clamps and the looseness of the cables, the cables are prevented from being too loose and abraded or too tight and damaged, the water blocking function is protected, the line stability is improved, and the operation and maintenance cost is reduced.

A power transmission device includes a power transmission mechanism having a plurality of rotating elements, a case that houses the power transmission mechanism, a sensor disposed at a bottom of the case, and an electrical wire that electrically connects the sensor and a connector section. As viewed from a direction of an axis of rotation of the power transmission mechanism, the electrical wire is routed to pass between the plurality of rotating elements to a top of the case, with the connector section being disposed at the top of the case.

The invention discloses a heat-aging-resistant automobile wire processing technology, belongs to the technical field of wire processing, and is used for solving the technical problem that the heat aging resistance and the mechanical property of an automobile wire need to be further improved in the prior art. According to the method, modified polyvinyl chloride is taken as a raw material, a modified elastomer and a modified inorganic filler are taken as reinforcing materials, an auxiliary additive is taken as an auxiliary agent, a modified sheath material is prepared through melt grafting, the sheath material is extruded on the surface layer of the symmetrical cable, and the automobile wire is obtained. The heat aging resistance and mechanical property of the automobile wire are improved, and the flame retardant property of the automobile wire is also improved.

The present technical scheme belongs to the technical field of motor assembly equipment, and specifically relates to a top cover wire installation equipment, comprising a frame; a material moving device, which is installed on the frame and has a plurality of workstations; a positioning device, which is installed on the material moving device; a wire frame device, which is installed on the material moving device; a lifting device, which is installed on the frame or the material moving device; a locking device, which is installed on the frame; a material unloading device, which is installed on the frame and is located beside the material moving device; the top cover and the wire are positioned by the positioning device and the wire frame device, the material moving device transfers the positioned top cover and the wire to the locking device, the lifting device straightens the wire, and the locking device tightens the nut to the top cover to complete the installation of the wire; the material unloading of the product is realized by the material unloading device; a mechanized production method is adopted to replace the traditional manual nut tightening operation, so as to improve production efficiency, save manpower and time, ensure the quality of nut tightening, and improve the qualified rate of products.

The invention discloses a crimping test device for an electric connector, a lifting structure is rotatably connected with a lifting plate, a rotating shaft is also provided with a swing structure, a floating piece is fixed below the lifting plate, a base is slidably provided with a placing plate through two transverse rails and transverse slide blocks, the placing plate is provided with a terminal clamp, and the terminal clamp is provided with a terminal. A connector terminal is fixed to the terminal clamp, an electric wire of the connector terminal is fixed to a cable fixing piece, a vibrating piece is installed on the rear side transverse sliding block, the floating piece is in sliding connection with the vibrating piece, and a driving piece is installed on the swing structure in a sliding mode. The lifting plate does up-and-down reciprocating rectilinear motion under the action of the speed reducer through the lifting structure, so that the cable fixing piece can do up-and-down reciprocating motion, an electric wire fixed on the cable fixing piece can be continuously straightened and loosened upwards, and the state that the electric wire on the connector terminal is suddenly pulled is simulated.

The invention relates to a high-temperature superconducting cable and a manufacturing process thereof, and belongs to the technical field of electric wires and cables.The cable comprises a supporting framework, a buffer layer, a three-phase superconducting composite layer, a shielding layer, a heat insulation layer and a sheath layer which are sequentially arranged from inside to outside; the heat insulation layer comprises at least two layers of corrugated pipes formed by continuous rolling and welding, and the corrugated pipes are of periodic concave-convex structures obtained by conducting continuous rolling and side seam welding on metal strips to form closed pipe bodies and then conducting embossing treatment on the closed pipe bodies. A woven reinforcing layer wrapping the peripheries of the corrugated pipes is further arranged in the heat insulation layer, and the adjacent corrugated pipes are connected through supporting pieces to form a vacuum interlayer. According to the application, the corrugated pipe formed by continuous coiling and welding is combined with the combined structure of the braided reinforcing layer and the supporting piece, so that the continuous production of the large-length high-temperature superconducting cable can be conveniently realized, and the problems of axial stress concentration and seam accumulation defects existing in a heat insulating layer of a traditional prefabricated sleeve pipe can be eliminated; and the air tightness stability of the vacuum interlayer of the large-length high-temperature superconducting cable is ensured.

A hard start capacitor replacement unit includes a capacitor container having a cover, a plurality of capacitors received within the container, each of said capacitors having a capacitance value, a common terminal mounted on the cover and electrically connected to a common terminal of each of said plurality of capacitors, a plurality of cover terminals mounted on the cover spaced apart from the common terminal and from each other, each cover terminal respectively electrically connected to one of the plurality of capacitors, a relay having contacts and being capable of opening and closing said contacts in response to a monitored condition of the motor, the relay having relay terminals, a fuse electrically connected to one of the relay terminals by a first wire wherein the fuse electrically disconnects the hard start capacitor replacement unit and the motor upon a failure, and a second wire electrically connecting one of the relay terminals and the motor, a third wire electrically connecting the common terminal and one of the relay terminals, a fourth wire electrically connecting one or more cover terminals to one of the relay terminals, wherein the contacts of the relay close to electrically connect one or more capacitors of the plurality of capacitors to the motor, and the contacts of the relay open to electrically disconnect the one or more capacitors of the plurality of capacitors from the motor.

The invention relates to the technical field of wires and cables, and particularly discloses a wire and cable test system based on sensor data acquisition, which comprises a data acquisition module, an intelligent analysis module and a function output module. The intelligent analysis module integrates technologies such as multi-modal signal blind source separation, mechanism-data hybrid drive deep learning, federated learning and digital twinborn linkage and self-supervised learning optimization, and forms a layer-by-layer progressive analysis system. Interference components are effectively eliminated through a signal separation technology, meanwhile, the adaptability of the model to different working conditions and different cable types is improved by means of fusion of mechanisms and data, model collaborative optimization under multi-site data privacy protection is realized through federated learning, and a self-supervised learning-driven digital twinborn evolution mechanism is combined, so that the multi-site data privacy protection model is optimized. The problems that a traditional analysis technology is insufficient in generalization ability, simulation precision is prone to drifting, and privacy risks exist in data sharing are solved, and the accuracy of fault recognition and the long-term adaptability of the system are remarkably improved.

The invention relates to the technical field of electric wires and cables, discloses a high-elasticity waterproof cable based on blending of water-blocking powder and an elastomer, and aims to solve the problems that in the prior art, during long-term dynamic service, interlayer separation is easily caused by interfacial stress superposition, so that elasticity attenuation and waterproof barrier damage are caused, and the service life is affected. According to the invention, the sodium polyacrylate water-blocking powder is subjected to composite modification and is blended with an elastomer matrix, modified nano silicon dioxide is matched for dispersion, an inner and outer layer gradient insulation structure is designed, and ultrasonic dispersion, nitrogen protection steam cross-linking and other processes are combined; the cable is sequentially provided with the conductor layer, the conductor shielding layer, the gradient insulation layer, the insulation shielding layer and the sheath layer from inside to outside, interface stress concentration is reduced, interlayer combination stability is enhanced, and the cable can still keep excellent elastic recovery capability and waterproof barrier integrity under high-frequency torsion and repeated dry-wet cycles.

The invention relates to the technical field of electric wire materials, in particular to a preparation process of a high-strength halogen-free flame-retardant electric wire. According to the preparation method, the polyolefin flame-retardant microspheres are obtained by adding propenylated cyclotriphosphazene, propenylated phosphaphenanthrene, methyl methacrylate, lauroyl peroxide, polyvinyl alcohol and deionized water. The flame-retardant modified boron nitride nanosheet is prepared by the following steps: firstly, preparing a flame-retardant modified boron nitride nanosheet, and then adding hydroxylated boron nitride, gamma-glycidyl ether oxypropyl trimethoxy silane and 9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, so as to obtain the flame-retardant modified boron nitride nanosheet. An ethylene-vinyl acetate copolymer, polyolefin flame-retardant microspheres, flame-retardant modified boron nitride nanosheets, an antioxidant and a lubricant are mixed and react, and the high-strength halogen-free flame-retardant protective sleeve is obtained. And wrapping the periphery of the copper core wire with the high-strength halogen-free flame-retardant protective sleeve to obtain a finished product. The finished product prepared by the invention has excellent flame retardant property and high strength, thereby having a wide application prospect in the technical field of electric wire materials.

A mirror assembly that includes a mirror having one or more box openings, a frame shaped to correspond to the shape of the mirror, a wire management assembly and a power supply assembly. The wire management assembly has one or more electrical boxes that are secured to the frame and positioned adjacent to the one or more corresponding box openings in the mirror. The wire management assembly also has at least one raceway that extends between the one or more electrical boxes and the frame. The wire management assembly provides electrical wires between the power supply assembly and one or more electrical fixtures attached to the one or more electrical boxes so that the one or more electrical fixtures are on a face side of the mirror. The power supply assembly provides electrical power to the one or more electrical fixtures.

A data cable jack assembly comprises features that ensure secure connectivity between a data cable's drain wire and the assembly's metal door, as well as features that promote consistent and organized termination of the cable's insulated conductors. The assembly includes a wire management component through which is formed a cable reception hole surrounded by a collar on one side of the component. The jack assembly's door includes a flange around which the cable's drain wire can be wound, thus establishing a robust electrical connection between the drain wire and the metal jack door.

The invention relates to the technical field of intelligent power grids, in particular to a low-voltage draw-out type switch cabinet which comprises a cabinet body, a power grid arranged on the inner side wall of the cabinet body, a heat dissipation plate arranged on the inner side wall of the cabinet body, a plurality of static contacts arranged on the inner side wall of the cabinet body and a cleaning mechanism arranged on the inner side wall of the cabinet body and used for cleaning the power grid. The cleaning mechanism comprises two first electric sliding rails arranged on the inner side wall of the cabinet body, according to the low-voltage draw-out type switch cabinet, the overturning plate is driven by the first motor to rotate at multiple angles, the spraying head can evenly cover the outer corners of the cabinet body after the insect repellent is atomized, reptiles are dispersed from the source, and the low-voltage draw-out type switch cabinet is convenient to use. The cleaning mechanism can be quickly started, heat dissipation blocking and equipment faults caused by accumulation of dead insects are prevented, and it is guaranteed that the low-voltage draw-out type switch cabinet is always kept in a safe and stable working state in long-term operation.

The invention discloses an electric wire and cable protection plastic pipe fault prediction method based on deep learning, and the method comprises the steps: S1, installing a plurality of sensors, and collecting all data in a cable operation process; s2, preprocessing the collected sensor data; s3, performing feature learning on the input data by adopting a transformation type auto-encoder, and realizing anomaly detection and reconstruction of fault data through a sequence generation model; s4, constructing a fault prediction model, and performing comprehensive analysis on fault features; s5, generating normal and abnormal fault data samples by using the improved generative adversarial network, and performing enhanced training on the fault prediction model through the extended training set; and S6, performing fault prediction on the state of the electric wire and cable protection plastic pipe, and pushing alarm information in real time. According to the method, an efficient and scientific optimization scheme can be provided in fault prediction of the electric wire and cable protection plastic pipe, and remarkable technical value and economic benefits are brought to practical application.

The present application is drawn to a system and method, as well as method for manufacture of a device and system for determining the position and orientation of at least one magnetic field sensor comprising: a rigid structure comprising an array of at least five electromagnetic coils; at least one wire that connects to and powers the electromagnetic coils; wherein the placement and orientation of the electromagnetic coils on the rigid structure are predetermined; wherein the electromagnetic coils, each having a predefined magnetic moment per unit current, are constructed with a printed circuit board (PCB) comprising at least one conductive layer; and wherein the system is configured such that a stray magnetic field emanating from the at least one, as measured at the location of the at least one magnetic field sensor, generates substantially lower magnetic field intensity than that produced by each of the at least five electromagnetic coils.

A geared-motor assembly for use in a spatial frame is disclosed. Each of the geared-motor assemblies being selectively attachable and detachable from a manually adjustable strut in a spatial frame. In use, with the geared-motor assemblies detached, the struts can be manually adjusted (e.g., rotated) to, for example, facilitate initial construction of the spatial frame in the operating room, to allow patients to manually adjust the struts if desired, etc. Thereafter, with the geared-motor assemblies coupled to the struts, motorized and / or automated adjustment of the struts according to a treatment plan can be achieved. In use, each of the geared-motor assemblies is configured as a stand-alone device including all of the needed intelligence (e.g., microprocessor, printed-circuit board, etc.) and power supply to control and power the geared-motor assembly so that no external wires or centralized controller is required.

The invention discloses an electric wire and cable copper wire stranding machine, and belongs to the technical field of copper wire stranding, the electric wire and cable copper wire stranding machine comprises a rack, a winding mechanism used for winding a stranded copper wire is assembled on the rack, a material rack unit is assembled on one side, far away from the winding mechanism, of the rack, the material rack unit comprises a shaft rod installed in a first bearing seat, and an installation disc is assembled on the shaft rod; a material frame is inserted into the mounting disc by forming an inserting groove, and a driving piece is assembled at one end of the shaft rod; through the arrangement of the anti-loosening unit and the stranded wire guide frame, the rotating pay-off barrel drives the extending frame through the moving unit to push the rolling shaft to be attached to a copper wire in real time in the stranding process, so that no matter what degree the pay-off is achieved, the rolling shaft can always apply tension to the wire outlet end of the copper wire, the copper wire is kept in tension, and the copper wire is prevented from being loosened. The stranding machine is simple in structure and convenient to use, the loosening condition along with the increase of the paying-off time is avoided, the loosening condition of the stranded wire is avoided, the quality of the stranded wire is ensured, and the risk of increasing the fault of the stranding machine is avoided.

An electrical line selection system comprising a circuit module configured to connect energy sources with multiple line outputs. The circuit module has a number of inputs configured to connect to energy sources, including rechargeable battery systems, and a number of outputs configured to connect with other electrical systems such as other battery systems, loads, charging sources, and various AC or DC power supplies. A switching circuit is contained by the circuit module and a controller manages the switching circuit based on desired connections and strategies for managing power supplies and current sinks.

A power system includes a central unit, a zone unit capable of communicating with the central unit, and a downstream electric wire configured to electrically connect a predetermined downstream unit to the zone unit. A central processor of the central unit executes processing including transmitting electric wire characteristic data stored in a central storage device to the zone unit at a predetermined timing. A zone processor of the zone unit executes processing including writing the electric wire characteristic data transmitted from the central unit into a zone storage device in response to reception of the electric wire characteristic data, and determining whether to turn a semiconductor switch coupled to the downstream electric wire to an OFF state, based on the electric wire characteristic data written into the zone storage device and the current detected by a current sensor.

The invention belongs to the technical field of integrated circuit manufacturing, and particularly relates to a PCB welding machine which comprises a workbench, a supporting table is fixedly connected to the upper end of the workbench, a welding head is installed at the upper end of the supporting table in a sliding mode, a feeding assembly is arranged on one side of the supporting table, and the feeding assembly comprises two first rectangular strips arranged at the upper end of the workbench in a sliding mode. A plurality of sets of clamping assemblies are arranged between the two first rectangular strips, each clamping assembly comprises two L-shaped clamping strips, third round holes are formed in the middles of the L-shaped clamping strips, the multiple L-shaped clamping strips can slide on the outer side of a third cylindrical strip through the third round holes, the third cylindrical strip is arranged between the two first rectangular strips, and the clamping assemblies are arranged between the two first rectangular strips. An electric wire is clamped by driving the L-shaped clamping strip and then moved to a welding point of the PCB for welding, so that a worker does not need to approach a welding head of a welding machine in the welding process, and high-temperature scalding is prevented.

A pixel with a color-agnostic repair site includes a pixel controller, a first site for a first light emitter electrically connected to the pixel controller with a first wire, a second site for a second light emitter electrically connected to the pixel controller with a second wire different from the first wire, and a repair site for a repair light emitter. A repair wire can independently electrically connect the repair site to the pixel controller. A repair wire can electrically connect the repair site to the first wire or to the second wire with a jumper. The repair site can electrically connect to the first wire or to the second wire. A first repair wire can electrically connect the repair site to the first wire, a second repair wire can electrically connect the repair site to the second wire, and one of these wires can be cut.

A connector includes a wire including a core wire and an insulation coating covering an outer periphery of the core wire, a terminal to be connected to the core wire, an inner housing including a terminal accommodating portion for accommodating the terminal inside, a rear holder to be attached to a rear part of the inner housing and a collective sealing portion to be mounted into the rear holder. The rear holder includes a wire insertion hole, through which the wire is inserted. The collective sealing portion includes an inner sealing portion for sealing the wire inserted through the wire insertion hole. The insulation coating of the wire includes a sheath portion and a body portion separate from each other. The sheath portion is disposed forward of the body portion and slidable with respect to the core wire.