494 results about "Electrical wiring" patented technology

The invention provides a multi-source ammeter data intelligent fusion and abnormity identification method. According to the method, original electric parameter data of a plurality of intelligent electric meters are collected under a unified time reference, a cross-equipment measurement data set indexed according to electric meter numbers is constructed, and electric parameter classification and associated information generation are completed in combination with electric wiring information and functional parameters; an electric parameter change curve is extracted through a continuous time window, a value change consistency index is calculated, a response offset feature vector is further introduced for joint judgment, and accurate recognition of an abnormal electric meter and an abnormal time period is achieved; for the intelligent electric meter which is identified as abnormal, constructing an estimated value through data of other electric meters, and calculating residual errors between the estimated value and an original value and between the estimated value and an adjacent estimated value according to a main conductive parameter so as to realize dual residual error verification; judging an anomaly type according to the consistency index and the residual result, and outputting an anomaly recognition result; according to the method, the anomaly detection precision in a multi-table collaboration scene is improved.

The invention discloses an unstructured file identification method based on primitive identification, and the method comprises the following steps: (1) preprocessing: cutting and zooming an electrical wiring drawing to a required size, and carrying out the gray processing; (2) primitive recognition: constructing a feature extraction network of an electrical primitive detection model by adopting a YOLO electrical primitive detection algorithm fused with an attention mechanism; (3) character recognition, which comprises the following steps: removing primitives, detecting an annotated text area, constructing a text candidate box, segmenting and adjusting an annotated text boundary, recognizing annotated text content, and filtering an electrical text recognition result; and (4) electrical element association relationship analysis, which comprises the following steps: frame element extraction, primitive group region division, template matching and electrical primitive-annotation text association. According to the method, the primitives and characters of the electrical wiring diagram can be obtained, the problem that different fonts and styles appear in marked characters can be solved, and semantic information can be understood.

Various embodiments disclosed by the present invention include an exemplary system for remotely testing the continuity of electrical wiring, an electric vehicle charging system, and a charge coupler for an electric vehicle charging system. In an exemplary embodiment, the system for remotely testing the continuity of electrical wiring includes a signal generator configured to generate a signal having a predetermined frequency. A controlled impedance network is configured to attenuate the signal. The controlled impedance network can be electrically connected towards a first end of the electrical wiring, which is terminated at a terminal at the first end and can be electrically connected to the signal generator at a second end to carry the signal. A signal detector is configured to detect the signal.

The invention relates to the technical field of electrical wiring. The invention discloses a method for generating a cable wiring path of a power distribution cabinet, and the method comprises the steps: firstly obtaining the multi-dimensional environment parameters of a to-be-wired power distribution cabinet, wherein the structural parameters comprise the three-dimensional layout in the cabinet, the positions of components and wire duct guide rails, the electrical parameters comprise the connection relation of the components, the cable specification and the like, and the physical constraint parameters are the allowable bending radius and the minimum electrical gap; constructing a digital twinborn model according to the parameters, and performing risk analysis on the model to obtain a safety risk level; and finally, a double-path scheme is generated and output in combination with the model and the grade, the first path is the optimal path of the prediction model, the second path is the standby path of the historical case, and the priority of the first scheme is higher. According to the method, the security risk is quantified in advance through multi-dimensional parameter acquisition, digital twin modeling and risk assessment. The current situation that traditional manual wiring depends on experience is changed through intelligent generation of an optimal path, reuse of a standard scheme of a standby path and real-time monitoring and early warning.

A modular construction housing system includes fiber-reinforced wall panels, such as fiberglass wall panels, attached to a roof component via one or more pins extending downwardly from the roof component into an internal cavity of the wall panels. The wall panels and the flooring of the modular construction housing system are integrally formed via molding to reduce the number of separate components and the amount of construction and connection required on-site. The wall panels include a plurality of internal conduits extending through the internal cavity of the wall panels configured to align with internal conduits extending downward from the roof component to allow for electrical wiring and other function to seamlessly extend from the wall to the roof.

The utility model relates to the technical field of pay-off devices, in particular to a building electrical pay-off platform capable of automatically cutting off a cable, which comprises a movable seat, a torque motor, a pinion and a gearwheel, a torque motor is installed on the inner wall of the moving seat in a penetrating mode, the output end of the torque motor is connected with a small gear, one side of the small gear is connected with a large gear in an engaged mode, a supporting mechanism is connected to the upper portion of the small gear, the upper surface, away from the large gear, of the moving seat is connected with a stand column, and the upper portion of the stand column is connected with a first limiting assembly. According to the building electrical pay-off platform capable of automatically cutting off the cable, a gear motor is started to drive a threaded rod to rotate so as to drive an upper cutter plate and a lower cutter plate to rotate in opposite directions to cut off the cable, and then the building electrical pay-off platform automatically cuts off the cable; a wire coil is placed on the surface of the tray, the electric push rod is started to drive the dull polish to open the wire coil from the inside, and then the building electrical pay-off platform adapts to wire coils of various specifications.

Process for controlling a battery including energy storage cells, a controlling device, a sensor for detecting mechanical parameter or electrical parameter, a safety device, an interface for connecting the battery to an external device and electrical wiring. The process includes detecting parameter and eliminating the provision of electric energy from the energy storage cells, if a detected parameter reaches a predetermined threshold value. Battery including a energy storage cell, a controlling device, a sensor for detecting mechanical parameter or electrical parameter, an interface for connecting the battery to an external device, electrical wiring for transmitting electric energy between the at least one battery cell and the external device. The battery includes a safety device for eliminating the provision of electric energy from the energy storage cells, if a parameter detected by the sensor reaches a predetermined threshold value. System including a battery and an external device connectable to the battery.

The invention relates to an electrified railway traction power supply system which is low in investment, is smooth for obtaining a current and is convenient to maintain. Rail webs outside two steel rails of a rail are respectively provided with one insulating strip; then a power supply strip is respectively arranged outside each insulating strip; each vibration inductive switch is connected in series with a sound inductive switch and a light-operated inductive switch; one ends of the connected switches are connected to the power supply strips at one sides; the other ends of the connected switches are connected with feed lines; the power supply strips at the other sides are connected with return wires. Power receiving frames at a headstock side and a tailstock side of a train are in contact with the power supply strips; when the train passes through a zone, the vibration inductive switches are closed, the sound inductive switches are closed, the light-operated inductive switches are closed, the power supply strips in the zone supply power, the power receiving frames of the train obtain a current and the train runs; when the train runs into a next power supply zone, the next power supply section is powered on, and power supply is stopped in the power supply zone. The aims of low investment, smoothness for obtaining the current and convenience for maintenance are fulfilled.

The invention relates to the field of cables, and discloses an electrical wiring insulation protection device which is characterized in that a containing cavity for containing a cable is formed in the middle of a protection sleeve main body, end sleeves are arranged at the two ends of the protection sleeve main body, and a gas protection device is arranged in the radial direction of the protection sleeve main body; the inner side wall of the end sleeve drives the clamping block to clamp a cable through the screw rod, and meanwhile, the clamping block drives the piston structure to move so as to discharge gas in the piston cavity into the air bag, and the air bag expands to extrude the sealing ring so as to seal the accommodating cavity; the gas protection device extracts air in the containing cavity and inputs protection gas into the containing cavity. The position of the cable is stabilized through the sealing ring and the clamping block, sealing of the containing cavity is achieved, external substances are prevented from entering the containing cavity, it can be guaranteed that the containing cavity is filled with protective gas in cooperation with the gas protection device, and therefore insulation protection of the cable connecting position is achieved, and safety and stability of the cable connecting position are guaranteed.

Various embodiments provide a testing system for evaluating electrical wiring systems. The system can include an analyzer unit, a first adapter cable, and a second adapter cable. The analyzer unit can include an identification chip reader. The identification chip reader can be configured to read and determine the identity of an identification chip that is part of an adapter cable that is connected to the analyzer unit. Various other embodiments are also provided.

An electrical wiring device including: a plurality of line terminals comprising a line-side phase terminal and a line-side neutral terminal; a plurality of load terminals comprising a load-side phase terminal and a load-side neutral terminal; a line conductor electrically coupling the line-side phase terminal to the load-side phase terminal; a neutral conductor electrically coupling the line-side neutral terminal to the load-side neutral terminal; and a controller configured to trigger a trip mechanism to electrically decouple the at least one of the plurality of line terminals from at least one of the plurality of load terminals based, at least in part, on comparing a magnitude of the current differential to a threshold, wherein the threshold is a function of the frequency of the current differential.

An interlocking system of modular units engageable to form vertically and horizontally stable assemblies. The modular units include blocks and modular panels, each having vertical and optional horizontal bores that provide passage for plumbing, electrical wiring, and other connectivity. The modular units may be formed of lightweight cementitious materials, and may find use in assemblies such as walls, floors, ceilings, roofs, and entire building structures.

The present disclosure relates to electrical wiring devices, specifically ground fault circuit interrupters (GFCIs) with integrated self-test and miswire detection capabilities. The device comprises line and load hot terminals, line and load neutral terminals, a differential transformer with a sense coil, a circuit interrupter, and a controller. The controller is configured to periodically initiate a simulated fault self-test, allowing the fault condition to persist in a non-trip test state and triggering the circuit interrupter only if a fault is not detected within a predetermined period. The controller also detects miswire conditions by monitoring power at the line hot terminal during trip events and maintains a miswire state in memory if improper wiring is detected.

The invention provides an electric wiring component, a consumable chip and an ink box, and relates to the technical field of integrated circuit manufacturing and integrated circuit design. The electrical wiring member includes a plurality of contact points for contacting a contact pin of the image forming apparatus; the plurality of contact points comprise a plurality of corner contact points and a plurality of non-corner contact points; at least two corner contacts are suspended contacts, and the suspended contacts are in contact with the contact pins but are not electrically connected with the printing head chip; according to the invention, at least two corner contacts are suspended contacts, so that the number of corner contacts electrically connected with the imaging equipment is reduced, and the problems that the corner contacts cannot be normally and electrically connected with corresponding contact pins due to pollution, so that the contact between the consumable chip side and the terminal of the imaging equipment main body side is insufficient, and the service life of the imaging equipment is prolonged are solved. And the consumable chip and the imaging equipment cannot be in normal contact and electrical connection.

Multi-pole or multi-phase electrical wiring devices that incorporate clamp-type wire termination assemblies are described. The electrical wiring devices include multi-pole motor switches. The electrical wiring devices include a plurality of wire termination assemblies. Each wire termination assembly includes a wire terminal and an activating member.

The present disclosure relates to an electric vehicle having one or more rear wheels and one or more front wheels, a motor for rotating the one or more rear wheels, an energy source powering the motor, a pedal in combination with the motor for assisting in rotating the one or more rear wheels, a rear chassis configured to carry a plurality of cargo boxes, and a chassis motor coupled to the rear chassis for extending and retracting the rear chassis, wherein electrical wiring runs from the energy source and through the rear chassis to power the chassis motor. The rear chassis may be set up in multiple configurations for the electric vehicle to transport cargo boxes and containers.

Electrical wiring devices that incorporate clamp-type wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords and blade-type connectors for electrical cords. The electrical wiring devices include a plurality of contact assemblies. Each contact assembly includes a wire terminal having a wire manager and a plunger.

The invention discloses an electrical installation and debugging method for a 110kV booster station, and aims to solve the problems of low precision, low efficiency, large potential safety hazard and the like in the aspects of equipment installation, wiring, debugging and the like in a traditional method. A laser positioning technology, a high-precision measuring instrument, electrical wiring software, big data analysis, artificial intelligence, automatic testing equipment, a perfect quality control and safety management system and the like are used; the installation precision is greatly improved, the wiring is optimized, the debugging efficiency and accuracy are improved, the quality control is enhanced, and the safety guarantee is enhanced. According to the method, the equipment installation precision error can be controlled within an extremely small range, the bus contact resistance is reduced to below 1 / 3 of that of a traditional mode, the cable fault checking time is shortened by more than 60%, the debugging time is shortened by 30%-40%, the data accuracy is improved by more than 95%, and the comprehensive construction cost is reduced by 10%-15%. The device is suitable for electrical installation and debugging engineering of various 110kV booster stations.

An image pickup apparatus that enables the miniaturization, and the improvement of the connection reliability of electrical wirings is provided. The image pickup apparatus includes a first electrical substrate, a second electrical substrate that has a notch portion, on which a first connector has been mounted along one side of the notch portion, and an electrical wiring that has been connected to the first connector. The first electrical substrate is disposed substantially perpendicular to the second electrical substrate in the notch portion, and a substrate surface of the first electrical substrate covers the electrical wiring.

The present invention provides a method for intelligent fusion and anomaly identification of multi-source meter data; the method collects original electrical parameter data of multiple smart meters under a unified time base, constructs a cross-device measurement data set indexed by meter number, and completes electrical parameter classification and associated information generation in combination with electrical wiring information and functional parameters; extracts electrical parameter change curves through continuous time windows, calculates numerical change consistency indicators, and further introduces response offset feature vectors for joint judgment to achieve accurate identification of abnormal meters and abnormal time periods; for smart meters identified as abnormal, constructs estimated values ​​through other meter data, and calculates residuals between the estimated values ​​and the original values ​​and adjacent estimated values ​​based on the main conductive parameters to achieve double residual verification; judges the anomaly type based on the consistency indicator and the residual result, and outputs the anomaly identification result; the method improves the accuracy of anomaly detection in multi-meter collaborative scenarios.

Adapter arrangement (10) for mounting a readout adapter (200) on a field device (500) for reading measured values ​​from the field device (500), comprising: having a mechanical adapter (100): a base body (110) with a front (111) which, in a mounted state, faces away from the field device (500), and a rear (115) opposite the front (111) which, in the mounted state, faces the field device (500); and at least one fastening unit; wherein the mechanical adapter (100) is essentially designed as a cap with an essentially cylindrical recess on the back and has an edge region (130); wherein the at least one fastening unit is arranged in the edge region (130) of the mechanical adapter (100) and is designed to fasten the mechanical adapter (100) and / or the readout adapter (200) of the adapter arrangement (10) to the field device (500) without altering any electrical wiring of the field device (500).

A remote control device may control electrical loads and / or load control devices of a load control system without accessing electrical wiring. The remote control device may be configured to be mounted over an installed mechanical switch having a paddle actuator and may include a base and a control unit that is configured to be removably attached to the base. The base may include a frame, a clamp arm, a screw, and / or a sleeve. The clamp arm may be configured to secure the base to a protruding portion of the paddle actuator. The clamp arm may be attached to the frame at a pivot joint. The clamp arm may be configured to pivot about the pivot joint. The pivot joint may be located proximate to an endpoint or a midpoint of the frame.

The utility model discloses a quick connector for an electrical circuit, which comprises an insulating circuit interface, a sealing ring fixedly connected to one side of the insulating circuit interface, a rotating shaft fixedly connected to the top of the insulating circuit interface, a buckle fixedly connected to the top of the rotating shaft, and an insulating shell fixedly connected to one side of the insulating circuit interface. One side of the insulating shell is fixedly connected with an inserting block, the other side of the insulating shell is provided with an inserting groove, an electrical wiring unit is fixedly connected in the insulating shell, and the top of the insulating shell is fixedly connected with a protective cover and a limiting cover. According to the utility model, open fire and welding equipment are not needed, the safety risk and the operation difficulty in the installation process are reduced, the connection quality problem caused by poor welding is also avoided, and good contact between wires can be ensured, so that the connection resistance is reduced, the electric energy loss is reduced, and the efficiency of an electrical system is improved; meanwhile, the installation process becomes very simple and fast, complex tools and professional skills are not needed, and the working efficiency is greatly improved.

The utility model belongs to the technical field of electric power equipment, concretely relates to a kind of electric power wiring device;Including box, the box is by base and upper cover snap closure composition, is provided with a set of equidistance arrangement's plug-in mechanism in base, including support seat, top cover, turnover cover, plug-in female head, plug-in male head, cable fixed head and partition block, support seat is vertically fixed in base, the middle part of support seat left and right sides is connected partition block, top cover is centrally connected in the top of support seat, turnover cover is hinged in the front and rear ends of top cover, plug-in female head and plug-in male head are set between support seat and top cover, and one of them is fixed, and the other rotates and moves and is plugged in, cable fixed head is respectively connected in the outer end surface center of plug-in female head and plug-in male head, the cable hole that still is set in base is penetrated from front to back, plug-in female head and plug-in male head with cable hole position corresponding to each other.The utility model can avoid electric shock risk when wiring or replacing cable, improve safety performance.

Provided is a flexible battery module. The battery module includes a flexible substrate part and a battery part. The flexible substrate part includes a metal layer that functions as electrical wiring. The battery part has: an exterior body; and electrodes (positive electrode and negative electrode) and connection terminals (positive electrode terminal and negative electrode terminal), which are provided in a space surrounded by the exterior body. Inside the battery part, the electrodes are connected to the connection terminals, and in addition, the connection terminals and the metal layer included in the flexible substrate are connected in an opening in the exterior body provided at a position overlapping the flexible substrate.

The invention discloses a high-voltage electrical wiring system suitable for high-capacity medium-voltage electric equipment, and relates to the technical field of large-scale power plants and power grid power distribution. Comprising a 500kV power distribution device interval, a 500kV / 35kV transformer, a 35kV power distribution device, a 35kV / 10kV transformer and a 10kV power distribution device. The 500kV / 35kV transformer is connected with the 35V power distribution device through a 35kV insulating tube type bus; the 35 kV / 10 kV transformer is connected with the 35 kV power distribution device and the 10 kV power distribution device through a 35 kV insulation tubular bus and a 10 kV insulation tubular bus respectively, the 10 kV power distribution device is connected to electric equipment through a 10 kV enclosed bus, and one branch is in T connection with station service power to provide power for station service loads. The rated working current and the short-circuit current level of electrical equipment are remarkably reduced, conventional products on the market can be selected as project 10kV electrical equipment, equipment model selection is easy, and the equipment cost is reduced; the manufacturing difficulty of the 500kV transformer is reduced; relay protection configuration and operation maintenance are simple; and the engineering technical difficulty and the construction cost are obviously reduced.

The utility model relates to the field of building electrical technology, and discloses a building electrical flat cable pipe branching device, comprising a branching frame, both sides of the branching frame are provided with installation ports, one of the installation ports is internally provided with a limiting assembly, the bottom of the inner wall of the other installation port is provided with a rotating assembly, and the rotating assembly is provided with a rotating shaft. Two first moving blocks are arranged on the outer surface of the rotating assembly, and one side of each first moving block is fixedly connected with a clamping frame. According to the utility model, through cooperative use of the limiting assembly, the rotating assembly, the first moving block, the clamping frame, the branching groove, the adjusting assembly, the spring, the elastic rubber block and other structures, the position of the elastic rubber block can be adjusted, so that electric wires with different thicknesses can be clamped; the situation that a thin wire cannot be clamped easily when the thin wire is clamped is avoided, displacement or looseness of the wire is prevented, and the stability and safety of the wire are improved.

To reduce the workload associated with maintaining or repairing the vehicle's water piping. [Solution] The vehicle 1 comprises a front motor 11 and a rear motor 12, an inverter 50, high-voltage electrical wiring 33 connected to the inverter 50, and a group of water pipes 40 through which cooling water flows to cool the inverter 50, the front motor 11, and the rear motor 12. The front motor 11 has a joint 11A to which the water pipe 43 is detachably connected, and the rear motor 12 has a joint 12A to which the water pipe 44 is detachably connected. The joints 11A and 12A and the high-voltage electrical wiring 33 are arranged at a distance of at least a first predetermined distance from each other.

The invention discloses a power plant electrical wiring protection device, and relates to the field of cable wiring equipment, and the device comprises a bottom plate, and the bottom plate is provided with symmetrically arranged threading seat structures; the threading seat structure comprises a shell and a rotating seat, the shell comprises an upper part and a lower part which are detachable, and the rotating seat is rotatably installed in the shell through a rotating shaft; a limiting cover is arranged on the side face of the shell, and a rotating lock catch is arranged between the shell and the limiting cover. The front side wall and the rear side wall of the shell are provided with coaxial threading holes, the rotating lock catch is provided with a clamping groove, and the rotating seat is provided with a clamping table. A limiting structure is arranged on the bottom plate; a boss is arranged on the limiting structure; a groove corresponding to the boss in size is formed in the side face of the rotating lock catch. According to the mechanical locking mechanism, the unique rotating base is used for being matched with the linkage lock catch. The cable is positioned and preliminarily fixed by pressing down the rotating seat, and meanwhile, the rotating lock catch is driven to rotate so that the groove of the rotating lock catch can be clamped on the fixed boss.

A support box apparatus includes longitudinal members that span forward to aft and transverse members that span inboard to outboard between the longitudinal members. The longitudinal members and the transverse members are formed of composite honeycomb sandwich panels. The support box apparatus also includes attachment components configured to couple the longitudinal members or the transverse members to structural components of an aircraft, electrical wiring attached to the longitudinal members or the transverse members, environmental control system (ECS) ducting attached to the longitudinal members or the transverse members, and life support lines attached to the longitudinal members or the transverse members.