242 results about "Distribution board" patented technology

A system includes: a power outage detector that detects a power outage, based on a voltage supplied by a commercial power supply; a charging device that is connected to the commercial power supply via the power outage detector and charges an electric vehicle; a residential distribution panel that is connected to the commercial power supply via the power outage detector and distributes power to a plurality of loads provided in a house; and a switch provided between the charging device and the residential distribution panel. When the power outage is detected, the switch is closed, and an AC voltage supplied from the electric vehicle is supplied to the residential distribution panel.

The invention relates to the technical field of power supply, and discloses a humanoid robot modular distributed power supply system which comprises a power supply battery pack, a power management distribution board and a plurality of power utilization modules. The power utilization module at least comprises a control computing power unit, a sensing system, an upper limb joint module, a lower limb joint module and other joint modules; the power management distribution board is electrically connected with the power supply battery pack and each power utilization module. The power management distribution board comprises an MCU control unit, a DCDC power supply unit, a soft start unit, a high-power output unit and a voltage and current detection unit. Through a modular distributed power-on strategy and in combination with soft start pre-charging, voltage and current real-time detection and a regenerative braking absorption unit, voltage and current peaks generated at the moment of power-on of the capacitive high-power load are remarkably suppressed, the risk that a power device is damaged due to overvoltage and overcurrent impact is fundamentally avoided, and the reliability of the power device is improved. And the system reliability and the service life are greatly improved.

Electrical protection device, distribution assembly, and associated electrical switchgear. This electrical protection device (300), configured to electrically connect an electrical load (M) to an electrical power source (S), includes incoming terminals (302), outgoing terminals (304), and switching means (310) actuated by a bistable actuator (324). A microcontroller (320) is provided to generate a fault signal (S320), which triggers the actuator, and an output signal (S321), which is different from the fault signal. The protection device includes a supervisory circuit (500), which is interposed between the microcontroller (320) and the actuator (324) and which includes an oscillator (510) configured to generate a periodic signal (S510).The monitoring circuit is configured to generate a trigger signal (S324) when, alternatively, the output signal (S321) of the microcontroller (320) is absent, or the periodic signal (S510) of the oscillator (510) is absent, or when a fault signal (S320) is emitted. See Figure 6 for abbreviations.

The utility model belongs to the field of separation devices, and particularly relates to a high-voltage electrostatic separation device which comprises a box body, a supporting rod is fixedly connected to the bottom of the box body, an anti-skid pad is fixedly connected to the bottom of the supporting rod, the anti-skid pad is made of rubber, a feeding port is fixedly connected to the top of the box body, and a discharging port is fixedly connected to the bottom of the box body. And a plurality of guide grooves are fixedly connected to the interior of the box body. According to the material distributing device, through the design of the material distributing plates, the material distributing plates can separate the storage space of the materials in the barrel body, the rotating shaft and the material distributing plates can be driven to rotate under the action of the rotating motor, and when the two material distributing plates with the materials are overturned to the lower portion of the barrel body, the materials are separated from the material distributing plates. And internal materials can be automatically input into the feeding port through the discharging port so that the materials in the device can be added, the discharging speed can be controlled by controlling work of the rotating motor, and the situation that the separation effect is affected due to the fact that the amount of the materials added at a time is too large can be avoided.

The utility model discloses an electrical installation plate convenient for installation of electrical components, which comprises an installation plate body, a heat dissipation mechanism arranged on the installation plate body, an installation mechanism arranged on one side of the installation plate body, the installation mechanism symmetrically arranged on the installation plate body on two opposite sides of the heat dissipation mechanism, and connection plates arranged at two opposite ends of the bottom of the installation plate body. The number of the connecting plates is two, a wire arrangement plate is arranged between the two connecting plates, wire arrangement holes are formed in the wire arrangement plate, a fixing mechanism is arranged on the wire arrangement plate on one side of the wire arrangement holes, an electrical component body is arranged on one side of the mounting plate body, a wire body is arranged at the bottom of the electrical component body, and the wire body penetrates through the wire arrangement plate through the wire arrangement holes and is fixed through the fixing mechanism. According to the utility model, a series of structures are arranged, the clamping support is convenient to mount and dismount, the mounting is firm, the mounting plate has heat conduction and heat dissipation functions on the mounting surfaces of the electrical components, the electrical components mounted on the mounting plate are neat in wire arrangement, the wire bodies are firmly fixed, and the wires are prevented from falling off.

The utility model relates to auxiliary tool technical field especially distribution board assembly auxiliary tool, this distribution board assembly auxiliary tool includes leaning on the platform, clamping mechanism, translation drive mechanism and rotary drive mechanism, leaning on the platform includes the support leaning on the frame and the adapter frame, the support leaning on the frame has the support end surface and leans on the end surface, the support end surface is used for supporting the tray body, can provide the inclined leaning support for the tray body to lean on the end surface, clamping mechanism installs on the support leaning on the frame, clamping mechanism is configured as with the support leaning on the frame and is fixed with the tray body, translation drive mechanism installs on the adapter frame, the output of translation drive mechanism is linked with the support leaning on the frame, and translation drive mechanism can drive the support leaning on the frame and move along the plane that leans on the end surface relative to the adapter frame, the output of rotary drive mechanism is linked with the adapter frame, and rotary drive mechanism can drive the adapter frame and rotate around the horizontal axis, with comfortable working posture, the staff completes the assembly of distribution board.

The invention, which belongs to the technical field of equipment testing, provides a lightweight distributed testing system comprising a remote controller and a near-end testing unit. Wherein the remote controller comprises a computer and a functional interface card; the near-end test unit is a board card framework and comprises multiple sets of independent measurement and control systems and a network switch, each set of measurement and control system is composed of a main control board, a time sequence board, a power distribution board and a power board, the multiple sets of measurement and control systems share one bottom board, the main control board, the time sequence board and the power distribution board are all provided with network interfaces, and the network interfaces are connected with the network switch. All network interfaces are gathered through the network switch; the remote controller is in communication connection with the near-end test unit and has a wireless communication mode and a wired communication mode. The device has the advantages of being convenient to move, convenient to assemble and maintain, high in expandability and environment applicability and capable of meeting the requirements for diversification and combination of products to be tested.

Methods and systems for identifying and correcting abnormal electrical activity about a home or other structure are provided. An electricity monitoring device may monitor electrical activity including transmission of electricity via an electrical distribution board to devices about the home. Electrical activity may be correlated with respective electrical devices to build an electrical profile associated with the structure. In response to a claimed damage to the structure or to electric devices therein, some electrical activity may be compared to the electrical profile to determine whether the damage occurred voluntarily or involuntarily.

A power distribution panel can include a main line rigid busbar, a first breaker having a first base and a first line input terminal at a first input connection height from the first base, a first mounting bracket configured to dispose the first breaker in a compartment with the first line input terminal at a connection depth within the compartment, and an input line rigid busbar electrically coupled between the first line input terminal and the main line rigid busbar. The input line rigid busbar can be configured to be selectively coupled between a second line input terminal of a second breaker and the main line rigid busbar, and the second breaker can have a second base and the second line input terminal can be at a second input connection height from the second base, the second input connection height being different from the first input connection height.

The utility model discloses a uniform material distributing and distributing chute, belongs to the field of material distributing and transferring equipment, and particularly relates to a uniform material distributing and distributing chute. The material distributing device comprises an upper material distributing bin and a lower material distributing bin, the material distributing bin is composed of a feeding flange, a material distributing plate, a material accumulating plate, a door sill lining plate, an access door and a shell, and the material distributing bin is composed of a middle partition plate, a turning plate material distributing device, a lining plate, a shell and a discharging port. Two cross beams with long holes are arranged on the outer side of the upper portion of the shell, the material distributing plate is hoisted and fixed to the middle of the interior of the shell through high-strength bolts, the position of the material distributing plate can be adjusted within the range of the long holes of the cross beams, and materials can be divided into consistent throughput from the left side to the right side of the vertical face by adjusting the position of the material distributing plate. Through position adjustment of the material distribution plate, dynamic material distribution of the turning plate and a wear-resistant structure, the problems that the screening efficiency is low and the chute is easy to wear due to uneven left-right distribution of materials and particle layering are solved, and the device has the advantages of being high in wear resistance, large in flux and long in service life.

The application discloses a server node copper bar structure, a power supply circuit and a server. The server node copper bar structure comprises a copper bar assembly, the copper bar assembly comprising a ground common copper bar and at least two positive copper bars arranged on the ground common copper bar, the at least two positive copper bars corresponding to at least two adapter cards one by one, and each positive copper bar supplying power for the corresponding adapter card; a first floating terminal arranged on the ground common copper bar and connected with an adapter card ground pin of at least one adapter card; at least two second floating terminals corresponding to the at least two positive copper bars, each second floating terminal being connected with an adapter card power pin of each adapter card; and the copper bar assembly further comprising a copper bar ground pin and a copper bar power pin, the copper bar ground pin being connected with a ground terminal of a distribution board, and the copper bar power pin being connected with a power supply terminal of the distribution board. The application solves the problem that the power supply mode for a high-power GPU increases the occupied space of a power supply system in the prior art.

A protection system of ship's power distribution system, when a fault occurs in the feeder preset to be in charge of the third circuit breaker module, the relay of the third circuit breaker module trips the circuit breaker based on a magnitude and a direction of a fault current, and to transmit a power distribution maintenance signal to the relay of the second circuit breaker module. When a fault occurs in the switchboard preset to be in charge of the second circuit breaker module, the relays of the second and third circuit breaker modules trip the circuit breaker based on a magnitude and a direction of a fault current and the relay of the second circuit breaker module transmit a power distribution maintenance signal to the relay of the third circuit breaker module preset based on the magnitude and direction of the fault current.

This application discloses an electrical wiring system, method, semiconductor device, and storage medium, relating to the field of semiconductor device manufacturing technology. In this electrical wiring system, a main distribution board is electrically connected to a motion control module, and the main distribution board is provided with a main power input socket. Each sub-board module is respectively disposed in a corresponding functional component area, and each sub-board module is electrically connected to at least one load device in the corresponding functional component area. Each connecting cable is connected between the main distribution board and a corresponding sub-board module. The main distribution board is configured to receive an external power supply voltage through the main power input socket, and provide an external power supply voltage to the sub-board modules connected to each connecting cable according to the control commands issued by the motion control module. This application solves the technical problems of low assembly efficiency, difficulty in fault location, and insufficient reliability in existing centralized electrical architectures due to the constraints of centralized wiring methods.

The utility model discloses a kind of anti-mis-touch insulation protection type distribution switch control structures, it is related to distribution switch technical field, including electric switch control main part, the front side of electric switch control main part is provided with protective cover, the protective cover is hinged with electric switch control main part by hinge, the inside of the protective cover is equipped with insulating layer, the inside of electric switch control main part is detachably connected with distribution board, the surface of distribution board is fixedly installed with anti-mis-touch switch, the both sides of electric switch control main part are provided with vent. The utility model through line board and auxiliary board cooperation, line passes through U type passageway, and utilize rebound column and clamping block rebound tight pressure, line is fixed with limit, make line in turn from U type passageway bottom and go out, reach the function of planning line installation, and cooperate auxiliary board and top and be connected with auxiliary, it is beneficial to distribution switch control structure internal neat line, increase the stability of internal structure.

A motorized window covering control system is disclosed. Exemplary motorized window covering assemblies may be powered by a power panel over low voltage network cable.

To improve the convenience of a panel design support system that enables the design of panels such as switchboards. [Solution] This is a panel design support system that enables the design of panels (such as distribution boards) using a CAD system, and by specifying the placement of electrical and electronic equipment so that it overlaps with the panel mounting parts used to attach the electrical and electronic equipment, the panel design support system can group the panel mounting parts and the electrical and electronic equipment as a collective entity.

To provide a fixing metal fitting which regulates a panel plate erected on a fixing surface to a predetermined position of the fixing surface, which can be manufactured at low cost, and which can prevent floating of the panel plate.SOLUTION: A fixing metal fitting for preventing a panel board from floating up with respect to a fixing surface, the fixing metal fitting including a regulating member having a base portion that abuts against and is fixed to the fixing surface and an engaging portion formed to rise from the base portion, and a pressing member that has an insertion hole through which the engaging portion of the regulating member passes and is combined with the regulating member, and that protrudes upward from a part of the panel board, when the pressing member is combined with the regulating member, an edge of the insertion hole comes into contact with an outer edge of the engaging portion and is locked to the regulating member, and the pressing member comes into contact with a part of the panel plate and prevents the panel plate from floating with respect to the fixing surface.SELECTED DRAWING: Figure 1

To reduce the number of circuit components.SOLUTION: An arc fault detection system 1 comprises a first detection unit 10, a plurality of second detection units 20, and a determination unit 30. It is possible that a current flowing in each of a plurality of branch circuits BC1 passes through in a common path unit 40. The first detection unit 10 detects first information related to at least one of a first current I1 flowing in the common path unit 40 and a first voltage generated in the common path unit 40. Each of the plurality of second detection units 20 detects second information related to at least one of a second current I2 flowing in a corresponding branch circuit BC1 among the plurality of branch circuits BC1 and a second voltage generated in a corresponding branch circuit BC1 among the plurality of branch circuits BC1. The determination unit 30 determines whether there is an arc failure in each of the plurality of branch circuits BC1 on the basis of the first information detected by the first detection unit 10 and the plurality of pieces of second information detected respectively by the plurality of second detection units 20.SELECTED DRAWING: Figure 1

This protection device (300) comprises at least two conduction paths (303) and cut-off means (310) arranged on each of the conduction paths. The device comprises a microcontroller (320), which is configured to measure a differential current in the conduction paths with detection means (312), to evaluate a differential fault and to send a trip signal to the cut-off means when a differential fault of the first type is detected. The protection device (300) also includes a test loop (360), which is different from the detection means. The microcontroller (320) is configured to inject, into the conduction paths by means of the test loop, a first test signal representative of the electrical fault of the first type and, together with detection means, to measure the first test signal thus injected into the conduction paths.

Protective device, protective assembly, electrical panel, and associated test method. This protective device (300) includes at least two conduction paths (303) and switching means (310) arranged on each of the conduction paths. The device includes a microcontroller (320), which is configured to measure a differential current in the conduction paths with detection means (312), to evaluate a differential fault, and to send a trip signal to the switching means upon detection of a first-type differential fault. The protective device (300) also includes a test loop (360), which is separate from the detection means.The microcontroller (320) is configured to inject, via the test loop, a first test signal representative of a first type electrical fault into the conduction paths and, simultaneously, to measure, using detection means, the first test signal thus injected into the conduction paths. See Figure 5 for abbreviations.

The utility model discloses a cooling treatment device for casting blank, include: water tank, symmetrical arrangement in the water tank inner wall's flow guide unit, the flow guide unit includes with the distribution board fixed connection of water tank inner wall, the distribution board inside is provided with the runner, the utility model discloses a space in the water tank is divided into multiple groups of chambers through the baffle, and the space of flexible adjustment is placed, after the cooling liquid flows out from the water hole of distribution board, will be blocked by the baffle, force cooling liquid flows along the area of baffle two sides respectively, forms specific cooling liquid flow field, covers each part of casting blank, and cooling liquid is in this process and casting blank carries out heat exchange unceasingly, takes away the heat of casting blank, avoids the situation that the local cooling is insufficient or overcooling because of the inadmissible flow of cooling liquid, guarantees the temperature even drop in the cooling process of whole blank, effectively promotes product quality, reduces the internal stress and deformation that produces because of the uneven cooling, reduces the scrap rate.

This utility model discloses a power distribution board structure, including a power distribution board body, electrical connection components disposed on the power distribution board body, and a cover structure. It also includes: a bent copper busbar disposed on the power distribution board body for carrying current; a power distribution board partition installed inside the power distribution board body for fixing the bent copper busbar and physically isolating the electrical connection components; and a multi-layer waterproof structure installed on the power distribution board body, which, together with the cover structure, seals the internal space of the power distribution board body to prevent moisture from entering. In this utility model, a single bent copper busbar replaces traditional solder joints, improving current carrying capacity and reducing heat generation; the symmetrical layout and foolproof partition ensure wire harness isolation, compact wiring, and quick assembly and disassembly; further enhanced by a triple seal of potting compound, O-rings, and upper and lower waterproof gaskets, achieving all-weather waterproofing, shockproofing, and arc-proofing, fully meeting the high-power, high-reliability, and easy-to-maintain operational requirements of heavy-duty drones.

To provide a terminal device, a switch, a circuit breaker, and a distribution board in which connection work is easily and surely performed.SOLUTION: The terminal strip device B1 includes a contact 1, a spring member 2, an adjustment member 3, and a link mechanism 4. The spring member 2 applies a contact pressure to the terminal strip 1 against the wire W1. The adjusting member 3 presses the spring member 2 toward the DR1 in the first direction of the axial direction. The link mechanism 4 regulates and releases the axial movement of the adjusting member 3. The spring member 2 has an adjusting member pushing part 201 for pushing the adjusting member 3 to the DR2 in the second direction and a conductive body pushing part 202 for pushing the conductive body to the DR2 in the second direction. The link mechanism 4 includes a restricting portion 401 for restricting the movement of the adjusting member pushing portion 201, and a pushed portion 402 to be pushed by the wire W1. When the pressed portion 402 is pressed in a state where the movement of the adjusting member 3 toward the DR2 in the second direction is restricted, the restriction by the restricting portion 401 is released. The link mechanism 4 includes the second lever 42, and the second lever 42 includes the reinforcing rib 424.SELECTED DRAWING: Figure 6

To eliminate all problems associated with attaching and detaching the protective cover, without the need to attach or detach the protective cover from the panel enclosure. [Solution] The housing 11 is equipped with six rectangular plate-shaped protective covers 131 to 136 from the bottom up, which divide the opening 12 on the side into six sections in the vertical direction to close it. The left and right ends of the first to fifth protective covers 131 to 135 are engaged with guide rails 151 to 155, which are provided as vertical grooves adjacent to the left and right sides 14L and 14R of the opening 12, respectively, so that each protective cover 131 to 135 adjacent to the opening 12 from front to back can slide up and down along the opening 12. When the first protective cover 131 is raised, the lower ends of the second to fifth protective covers 132 to 135 are sequentially pushed up by the protective cover push-up parts 161 to 164, and each protective cover 131 to 136 overlaps adjacently at the top of the opening 12, and the opening 12 is opened.

The invention discloses a power distribution chassis of a circuit breaker, which belongs to the technical field of power distribution equipment and comprises a base and an upper cover. The base and the upper cover are made of high-insulativity engineering plastics through an integral injection molding process; a first elastic clamping pin is arranged on the base, and an elastic clamping pin inserting groove and an elastic clamping pin supporting wall which are matched with the first elastic clamping pin are arranged on the upper cover; the first elastic clamping pin penetrates through the elastic clamping pin inserting groove of the upper cover and is clamped on the elastic clamping pin supporting wall of the upper cover, and the first elastic clamping pin is used for fixing the base and the upper cover of the distribution board; the scheme is composed of the plastic base, the upper cover, the independent electrical connecting plate, the fastening nut and the like, the structure is simple, and combination and installation are convenient; and the plastic base and the upper cover ensure the safety of electrical installation.

A combined marine cable bracket distributor plate comprises a cable bracket, a first distributor plate, a second distributor plate and a door-shaped supporting plate, the cable bracket is provided with a rectangular frame, and vertical bracket legs are arranged at four corners of the rectangular frame; the first distributor plate is made of angle steel; the second distributor plate is provided with two n-shaped frames, and a supporting plate is fixed between the two n-shaped frames. The n-shaped supporting plate is composed of a supporting plate located in the middle and connecting legs at the two ends of the supporting plate, the connecting legs are made of angle steel, and the n-shaped supporting plate is installed on bracket legs of the cable bracket. The first branching plate, the second branching plate and the n-shaped supporting plate can achieve downward branching, spanning branching and upward branching respectively, and different branching directions are achieved. And the cable bracket, the first distributor plate, the second distributor plate and the n-shaped supporting plate can be randomly combined for use, so that the purpose of flexibly distributing cables is achieved.

To efficiently air-condition the room where the electrical distribution panel is located. [Solution] The air conditioning system for the room in which the distribution board 10 is installed includes a duct 20 that guides the exhaust from the distribution board 10 into the upper space of the room, a supply fan 51 that supplies outside air into the room, an exhaust fan 61 located in the upper space that exhausts the indoor air to the outside, and an air conditioner 41 that supplies cool air at a temperature lower than the indoor temperature into the room. The flow rate supplied by the supply fan 51 or exhausted by the exhaust fan 61 is greater than the flow rate of exhaust discharged from the distribution board 10.

A test switch assembly for testing electrical switchboard devices is provided. The test switch assembly includes a test switch including a handle, the handle having a first color. The handle includes a label holder including a front, the label holder defining a label slot in the front, the label slot sized to receive a label. The handle further includes a handle body extending from the label holder and defining a tie bar aperture sized to receive a tie bar configured to connect the test switch with one or more other test switches in the test switch assembly. The test switch assembly further includes an indicator coupled with the handle body of the test switch, the indicator having a second color different from the first color, the indicator exposing the tie bar aperture.

The present invention relates to a switchboard temperature monitoring system and, more particularly, to a switchboard temperature monitoring system comprising: at least one contact type sensor module arranged such that a redundant sensor device, arranged inside the switchboard so as to measure the temperature of a target, is attached to the target; and at least one non-contact type sensor module that is adjacent to the target and is spaced apart therefrom, and thus accurate, stable, uninterrupted, and continuous monitoring can be performed about whether there is an abnormal state inside the switchboard.

The utility model relates to high temperature powdery material cooling equipment especially relates to a cooler. Including air tank, the upside of air tank is connected with feed pipe and discharge pipe, the downside is connected with air inlet tank, is equipped with the air inlet on air inlet tank, the upper end of air tank is fixed with the connecting plate, the lower end of air tank is fixed with air distribution board, the upper end of air inlet tank is connected with air distribution board fixedly, a plurality of air inlets are opened on air distribution board, the inboard wall of air tank is fixed with first concrete layer, the inboard of first concrete layer is fixed with the fender, the air inlet position on air distribution board all is fixed with the air pipe, the upper end of air pipe stretches into air tank, the outboard of air pipe is fixed with second concrete layer, the pouring hole is opened on the connecting plate. Through increasing first concrete layer and fender inboard of air tank to protect air tank, avoid the direct contact of calcining material with the side wall of air tank in the heat exchange process, increase the service life of air tank.