657 results about "Distribution board" patented technology

The invention discloses a server power supply system and a server, relates to the field of server power supply, and is used for solving the problem of high energy loss in a traditional alternating current power supply architecture. The power conversion module converts the power supply into high-voltage direct current with the voltage not lower than the preset voltage, the high-voltage direct current is transmitted to the power distribution board of the server through the bus copper bar, and the bus copper bar serves as a transmission medium of the high-voltage direct current and has low resistance and high current-carrying capacity. Extra loss caused by electromagnetic induction and a capacitance effect in alternating current transmission is avoided; high-voltage direct current is directly input to the power distribution board, so that multiple times of conversion in an intermediate link are avoided, and energy loss in the conversion process is reduced; and the power distribution board directly converts the high-voltage direct current into the voltage required by the load, so that the loss of multi-stage conversion in the traditional architecture is reduced. According to the invention, the power transmission efficiency is improved, the energy loss is reduced, and the requirement of a modern high-computing-power and high-energy-consumption server for efficient power supply is met.

The invention discloses a power supply system, a server, a fault detection method, equipment and a storage medium, and relates to the technical field of servers, a first electronic switch and a fault processing circuit are arranged on a mainboard, and the reliability and complete fault record of the system can be ensured under the condition that a standby power supply fails. Specifically, when a first standby power supply provided by the power supply distribution board through the first electronic switch is abnormal, the first electronic switch is turned off, and the fault processing circuit can continue to work after the standby power supply breaks down, so that accurate and complete recording of fault information is realized, and data support is provided for subsequent fault reason analysis; therefore, the to-be-tested power supply can be effectively monitored.

The invention discloses power distribution cabinet assembly equipment and an assembly process thereof, and relates to the technical field of power distribution cabinet assembly.The assembly process comprises the following steps that S1, a foundation is stabilized, specifically, the equipment is integrally moved to a proper position through universal wheels, the equipment is integrally stood on the ground through stabilizing pieces, and stability is ensured; according to the power distribution cabinet assembly equipment and the assembly technology thereof, the posture of the assembly equipment is adjusted through an adjusting piece, self-definition can be achieved according to the personal condition of a worker, S3, stable installation is achieved, a tightening piece is connected to the upper face of a power distribution board installation top frame, and in S2, the overall posture of the power distribution cabinet assembly equipment is adjusted by arranging a conversion unit. According to the power distribution cabinet assembling equipment, the height suitable for an installation worker can be adjusted according to the height of the installation worker, the purpose that each worker can adjust the height of the pitching angle and the overall height of the equipment according to the needs of the worker is achieved, and therefore the working efficiency can be improved when the power distribution cabinet assembling equipment is used for actually assembling a power distribution box.

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.

【Problem】 To provide an emergency power supply device that can be easily installed at low cost. 【Solution】 The power outage countermeasure set attached to the distribution board 8 includes a first main wiring 41 connecting the target branch switch 81 and the switch box 1, a second main wiring 42 connecting the switch box 1 and the specific load 9, a portable battery 2 attached to the switch box 1, and a portable solar power generation panel 3. The portable battery 2 is charged by power supply from the target branch switch 81 during normal power supply and supplies power to the specific load 9 during a power outage. The portable battery 2 can also be charged by the portable solar power generation panel 3. When the portable battery 2 is charged by the power from the solar power generation panel 3 during normal power supply, power supply from the target branch switch 81 to the specific load 9 is ensured. 【Selected Drawing】 Figure 1

An electric power supply system includes: a first electric power supply part that utilizes a commercial electric power supply source; a second electric power supply part that utilizes a vehicle battery or other supply source; a third electric power supply part that utilizes a fuel cell; a fourth electric power supply part that utilizes photovoltaic electric power generation; a first electric power supply line for supplying electric power to an important appliance group; a second electric power supply line for supplying electric power to a general appliance group; and a distribution board. The distribution board includes: a first switch to switch over the first electric power supply part and the second electric power supply part at an input; a second switch to switch over the third electric power supply part and an output of the first switch at an input, the second switch having an output connected to the first electric power supply line; and a third switch to switch over the fourth electric power supply part and the output of the first switch at an input, the third switch having an output connected to the second electric power supply line.

A draw in and out apparatus and a cart apparatus transporting the same are disclosed. A draw in and out apparatus according to an aspect of the present disclosure may include a first support unit detachably coupled to an external distribution board; a second support unit movably coupled to the first support unit; a third support unit movably coupled to the second support unit; and a power unit detachably coupled to the third support unit, and configured to be coupled to or detachable from an external circuit breaker, wherein the power unit includes a key withdrawably accommodated in an insertion space provided in the circuit breaker; and a motor member coupled to the key and configured to rotate the inserted key in any one direction of the clockwise direction and counterclockwise direction.

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 charging piles, and discloses a full-matrix intelligent output integrated charging pile which comprises a cabinet body and a cabinet door on one side of one end of the cabinet body, and further comprises a touch screen arranged on the top of one end of the cabinet door and a first charging gun arranged on one side of the cabinet body. And the second charging gun is arranged on one side, far away from the first charging gun, of the cabinet body. According to the full-matrix intelligent output integrated charging pile, the power distribution unit calls any number of modules according to instructions of the controller and requirements of different vehicle powers, the power output granularity of the first charging gun or the second charging gun can be the power of a single module, and each charging module corresponds to one power distribution plate; each power distribution board can correspond to the first charging gun or the second charging gun, and after the multiple power distribution boards are gathered, the high-power connectors, the power distribution boards and the high-power connectors are directly connected with the diodes, so that the current of a vehicle battery can be prevented from flowing backwards.

The invention discloses a multifunctional protection device for a ship main distribution board, relates to the technical field of main distribution board protection, and solves the technical problem that if violent jolting occurs in the ship running process, other devices fall off to impact parts on the main distribution board, and moisture damage is caused. Comprising a backboard, the front surface of which is provided with a main distribution board member; a protection structure for protecting the main distribution board is mounted on the front surface of the back plate and comprises an arc-shaped protection piece located in front of the back plate and a buffer component for buffering the arc-shaped protection piece; a safety protection area can be formed in front of the main power distribution board, even if devices fall off due to bumping and shaking of a ship, the devices cannot directly act on surface parts of the main power distribution board, stable protection is achieved on the main power distribution board, multi-stage protection measures can be formed in the safety protection area in front of the main power distribution board along with the larger impact, and the safety protection effect is improved. And the use safety and stability of the main distribution board are improved.

The invention provides a ship direct current distribution board fuse setting method considering on-off arcing. Establishing a fuse breaking arcing model: describing a fuse arcing process based on a Cassie arc model, fitting test data through a genetic algorithm to establish a model parameter change rule, and establishing a relationship between a test loop resistance value and an arc voltage constant and an arc time constant through a BP neural network; the method comprises the following steps: calculating equivalent short-circuit impedance of a fault branch, and calculating a test loop impedance parameter which can be equivalent to a system short-circuit fault current waveform according to a short-circuit current peak proportional relation of a system and a test loop; and executing constraint driving type fuse setting: taking the condition that the rated current of the fuse is not less than the product of a safety margin coefficient and the maximum continuous working current of the branch and the total Joule integral value of the non-fault branch does not exceed 50% of the pre-arc Joule integral value as constraint conditions, and adopting a minimum pre-arc Joule integral value priority strategy, iteratively selecting the model from the minimum-scale branch group and expanding to a whole-system branch.

The invention relates to an anti-collision intelligent new energy automobile outdoor charging pile and method. The anti-collision intelligent new energy automobile outdoor charging pile specifically comprises a charging pile distribution box, and the charging pile distribution box comprises an electric box welding frame, a front protection door, a rear protection door, a side protection door, a top cover plate, a distribution board, a tempered display screen, a heat dissipation window and a bottom plate; the front protective door and the rear protective door are oppositely and fixedly arranged on the two sides of the electric box welding frame, the two sets of side protective doors are oppositely and fixedly arranged on the two sides of the electric box welding frame and are perpendicular to the front protective door, and the top cover plate is fixedly arranged at the top end of the electric box welding frame. The bottom plate is fixedly arranged at the bottom end of the electric box welding frame and is arranged opposite to the top cover plate; hard contact generated by collision of the charging pile can be effectively reduced, deformation and damage of the charging pile caused by collision and irreversible damage of components in the power distribution cabinet due to hard contact collision are reduced, and the damage degree of the components in the collision process is reduced.

We provide a mechanism for fixing fluorine-containing fire extinguishing ropes inside a fire-fighting box for switchboards. [Solution] The device includes a fixing assembly (100) including a base (101), a slideway (102) located on the surface of the base, a fastener (103) located inside the slideway, and a fire extinguishing rope located inside the fastener; and a control assembly (200) including a distance adjustment member located outside the fastener, a lifting member provided outside the distance adjustment member, and a support spring provided between the distance adjustment member and the lifting member.

This system monitors and controls power receiving and transforming equipment installed on the electrical pathways from the power supplier to multiple loads. It prevents electrical accidents that could lead to fires by monitoring and controlling the step-down and distribution transformers installed in the power receiving and transforming equipment, i.e., the high-voltage transformers, and electrical equipment such as distribution boards and panelboards installed on the electrical pathways after the voltage has been stepped down by the high-voltage transformers in the power receiving and transforming equipment. The system constantly monitors the temperature of the high-voltage transformers and the instantaneous current flowing through the electrical pathways of electrical equipment such as distribution boards and panelboards installed on the electrical pathways after the voltage has been stepped down by the high-voltage transformers, and cuts off the power supply to the loads if the temperature of the high-voltage transformer exceeds a predetermined value, or if the instantaneous current flowing through the electrical pathways of the electrical equipment exceeds a predetermined value.

The utility model discloses a compact autonomous exploration unmanned aerial vehicle, which relates to the technical field of unmanned aerial vehicles and comprises a rectangular plate, a flight driving mechanism mounted below the rectangular plate and a shell on the upper surface of the flight driving mechanism, a battery is detachably connected in the shell, and an information processor is integrated on the top of the shell. An inclined plate connected with the rectangular plate is fixed to one side of the machine shell, and a radar and a camera are installed on the inclined plate. The flight control electronic speed controller plate is fixed to the bottom wall of the rectangular plate and located in the middle vacancy of the four flight driving mechanisms, and the flight control electronic speed controller plate is electrically connected with the working end of each flight driving mechanism; the upper portion of the power source distribution plate is fixed in the machine shell and located between the battery and the radar, the power source distribution plate downwards penetrates through the rectangular plate, and the power source distribution plate is electrically connected with the battery and distributes electric power for the information processor, the radar, the camera and the flight control electric adjusting plate. And stable flight can be ensured.

The embodiment of the present invention provides a portable integrated detection, launch and control device suitable for underwater vehicles, including: a main control board, which is used to realize the recording and storage of communication interaction content during the detection process, digital-to-analog conversion of input analog signals, isolated input and output of switch quantities, and conversion of communication interfaces; a distribution board, which is used to control power conversion and output, and isolate and convert analog signals of the controlled distribution power supply including at least voltage and current, the distribution board is connected to the main control board to provide the main control board with sampling required for judging the working state of the distribution power supply; a human-computer interaction panel, which is used for human-computer interaction and information interaction; an air-cooled heat dissipation system, which is installed below the vent of the human-computer interaction panel; the above-mentioned device is installed in an integrated three-proof chassis, and the cavity of the integrated three-proof chassis is divided into two areas of air inlet and air outlet by a baffle plate, and an air duct is formed inside the three-proof chassis to discharge the heat of the distribution board and the main control board.

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.

The utility model discloses a power supply control distribution circuit and electronic equipment, which are applied to the field of power supply distribution control. The system comprises a power supply control board and at least one power supply distribution board. The first input end of the power distribution board is connected with the first output end of the corresponding switching power supply, the second input end of the power distribution board is connected with the output end of the power control board, and the first output end of the power distribution board is connected with the first end of the corresponding load; the first input end of the power supply control board is connected with the second output end of any power supply distribution board, and the second input end of the power supply control board is connected with the second output end of the switching power supply and the second end of the load; the input end of the switching power supply is connected with the commercial power port. According to the invention, through the power supply control board and the power supply distribution board, each load is powered on in sequence, thereby reducing the damage of surge to circuit devices and prolonging the service life of an instrument; meanwhile, the load and the switching power supply voltage are detected, the fault rate of the system is reduced on the whole, and the reliability of the system is improved.

The invention provides an energy recovery system, a control method thereof and electronic equipment, and belongs to the technical field of energy recovery. The energy recovery system is applied to an offshore wind power installation vessel and comprises a main distribution board direct current bus, a voltage detection module, a lifting system, a battery energy storage system, a brake unit and a control system. Wherein the control system can control charging of the battery energy storage system and / or control starting and stopping of the braking unit according to the direct-current bus voltage, collected by the voltage detection module, of the main distribution board and the battery charge state of the battery energy storage system. In other words, the control system can recover and consume energy generated in the operation process of the lifting system by controlling the battery energy storage system and / or the brake unit, the situation that the voltage of a direct-current bus of a main distribution board is increased due to regenerated energy, and consequently electric equipment is damaged is avoided, and the stability and safety of the lifting system are improved.

【Problem】 To provide an emergency power supply device that is low-cost, user-friendly, and allows for retrofitting of emergency power supply measures after building construction. 【Solution】 A retrofit power outage countermeasure set that is attached to an existing distribution board 8 includes a first main wiring 41 connecting a target branch switch 81 and a switch box 1, a second main wiring 42 connecting the switch box 1 and a specific load 9, and a portable battery 2 and a solar power generation panel 3 attached to the switch box 1. The portable battery 2 charged by power supply from the target branch switch 81 during non-power outage supplies power to the specific load 9 during power outage. The portable battery 2 can also be charged by the power generated by the solar power generation panel 3 connected in parallel with the target branch switch 81 on the input side of the portable battery 2. When the power supply to the portable battery 2 during non-power outage is performed using the power from the solar power generation panel 3, power supply from the target branch switch 81 to the specific load 9 is ensured. 【Selected Drawing】 Figure 1

The embodiment of the invention discloses an insulation resistance detection circuit, a detection method, a high-voltage distribution board and an insulation resistance detection circuit, the insulation resistance detection circuit is arranged on the high-voltage distribution board, and the insulation resistance detection circuit comprises a first detection circuit and a second detection circuit; one end of the first detection circuit is connected with the positive electrode of the bus power supply, and the controlled end of the first detection circuit is connected with the control circuit; one end of the second detection circuit is connected with the other end of the first detection circuit, the other end of the second detection circuit is connected with the negative electrode of the bus power supply, the controlled end of the second detection circuit is connected with the control circuit, and the first detection circuit and the second detection circuit are both connected with a preset grounding end. According to the invention, the insulation resistance detection circuit can be integrated on the high-voltage distribution board, so that the cost is reduced, and the insulation resistance detection precision can be improved.

A system capable of charging connection to both a conventional charging port and an automatic connection device (ACD) can include a vehicle having an on-board charger connected to a plurality of charging ports, and an external charger electrically, communicatively connected to the vehicle and providing at least one of first charging power converted by transmitting supply power from a distribution board to the on-board charger and second charging power converted through a built-in power converter so that single charging or combined charging can be performed by changing a plurality of charging lines.

The utility model discloses a direct current distribution panel with a lightning protection mechanism, which relates to the technical field of distribution panels and comprises a base, a direct current distribution panel body is fixed at the top of the base, a rain baffle is fixed at the top of the direct current distribution panel body, a vertical plate is fixed on the outer wall of one side of the direct current distribution panel body, and a vertical groove is formed in the outer wall of one side of the vertical plate. A lifting assembly is installed on the inner wall of the vertical groove, and an extension plate is fixed to the outer wall of one side of the lifting assembly. When thunderstorm weather comes, the extension plate is lifted through the lifting assembly, then the insulation column and the lightning rod are lifted, the lightning rod penetrates through the conducting ring, the bottom of the outer wall of the lightning rod is connected with the conducting ring, and at the moment, the lightning rod can play a lightning protection role; and through the arrangement of the lifting lightning rod, the lightning rod can be folded in non-thunderstorm weather, so that a protection effect is achieved.

The present invention relates to a distribution board having a disaster prevention function and, more specifically, to a distribution board having a disaster prevention function, in which damage and malfunction due to an impact are prevented by providing a function of being vibration-proof against an external impact applied in various directions due to ground movement when an earthquake occurs, and in addition, a quick follow-up measure for protecting the distribution board from an earthquake occurrence can be performed by detecting and monitoring, in real time, whether an earthquake has occurred, an occurrence period, the size of an impact, and the like, and not only pieces of detection information can be used as information data for establishing a damage prevention measure of the distribution board with respect to an earthquake, but also damage to a high voltage power facility of a distribution apparatus and a large-scale disaster, which may occur due to a fire accident caused for an unexpected reason, can be prevented.

A modular data center including an intermodal shipping container, one or more racks within an interior of the shipping container configured to hold a plurality of computing, a plurality of fans configured to draw in cool air to the computing units and exhaust hot air generated by the computing units, and a switchboard integrated within the frame at one end of the shipping container. The switchboard includes a circuit breaker to receive electrical power and distribute electrical power to the plurality computing units and fans, and is configured in a bottom-feed orientation in which a cable from an external power source that supplies electrical power to the switchboard is received to be connected from a bottom of the switchboard. The shipping container includes an opening within the bottom of the frame configured through which the cables from the external power source are received to enter the shipping container and connect to the switchboard.

The utility model particularly relates to a bubble cap machine. The bubble cap machine comprises an upper cover, a shell and a base which are fixedly connected in sequence, wherein a lower die drawing mechanism is arranged on the base; a driving mechanism is arranged at the bottom of the upper cover; a heating plate is arranged at the bottom of the driving mechanism; an upper mold is attached to the bottom of the heating plate; the upper die is made of a heat conduction material; a conveying hole is formed in the bottom of the heating plate; a receiving hole is formed in the top of the upper mold, and a plurality of blowing holes are formed in the bottom of the upper mold; the conveying hole is communicated with the receiving hole through a pipe; the heating plate is connected with a vacuum generator through an air pipe; the vacuum generator and the heating plate are electrically connected with a control module; a power distribution board is fixedly connected to one side, far away from the lower mold drawing mechanism, of the base; the vacuum generator is fixedly connected to the outer side face of the distribution board. According to the bubble cap machine, the die and the heating plate are designed separately, so that a connecting wire does not need to be plugged when the die is replaced quickly.

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.