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An inverter and photovoltaic power generation system
ActiveCN224398811Ueasy to useConvenient temperature monitoringRadiation pyrometryCasings/cabinets/drawers detailsMiddle infraredCapacitance
The embodiment of the application discloses an inverter and a photovoltaic power generation system, wherein the inverter can be applied to a photovoltaic scene, a vehicle-mounted scene and the like. The inverter comprises a shell, a device group and an infrared temperature measurement component. The device group and the infrared temperature measurement component are arranged in the shell, wherein the infrared temperature measurement component is used for temperature monitoring of the device group. The infrared temperature measurement component is a non-contact temperature measurement component, has a wide measurement range, can simultaneously perform temperature detection on multiple devices, can greatly improve the comprehensiveness of temperature detection, and can reduce the situation that some devices are missed in monitoring, for example, a bus capacitor, a conductive copper bar and the like.
Owner:HUAWEI TECH CO LTD
LED driver
The utility model discloses an LED driver which comprises an LED driver body, a second side plate is installed on the outer wall of one side of the LED driver body, a first side plate is installed on the outer wall of the side, away from the second side plate, of the LED driver body, a seat plate is arranged on the outer wall of the second side plate, a socket is arranged on the outer wall of the seat plate, and a jack is formed in the outer wall of the socket. A switch button is arranged on the outer wall of the socket on one side of the jack, a first connector is inserted into the jack, a first lead is arranged at one end, away from the jack, of the first connector, two positioning cylinders are arranged on the inner wall of the seat plate, springs are arranged in the positioning cylinders, and a movable rod is arranged at one end of each spring; the end, away from the spring, of the movable rod extends out of the socket and is provided with a limiting plate. According to the LED driver, the service life of the LED driver is prolonged, the purpose of easily positioning and arranging the LED driver is achieved, the LED driver is convenient to disassemble and maintain, and the phenomenon that the first connector is loosened and falls off is reduced.
Owner:NINGBO HANQI ELECTRONICS CO LTD
Control method for effectively improving direct charging efficiency of hot billets of 1780 production line
PendingCN119571034AImprove rolling rhythmImprove efficiencyTemperature control deviceFurnace typesProduction lineLogistics management
The invention relates to the technical field of slab logistics management. The invention discloses a control method for effectively improving the direct charging efficiency of hot blanks of a 1780 production line. The control method comprises the following steps: establishing a double-casting-machine blank supply double-furnace production process, a single-casting-machine blank supply double-furnace production process and a single-casting-machine blank supply single-furnace production process; the molten steel is conveyed to a continuous casting machine to be cast and form a plate blank, then the plate blank is cut into a plurality of blocks, and the cut plate blank is controlled to be conveyed into a hot-rolled plate blank warehouse within one hour; and the using number of the continuous casting machines is determined, if one continuous casting machine is used, the single-casting machine blank supply single-furnace production process is called, and if two continuous casting machines are used, the double-casting machine blank supply double-furnace production process is called. According to the method, calling of a plurality of production processes is combined, the time needed by the slab from cutting off to the charging process is shortened, the temperature drop of the slab in the transportation process is reduced, the charging temperature of the slab is increased, the heating energy consumption cost of the hot rolling procedure is reduced, and the direct charging efficiency of the slab is improved.
Owner:BAOSTEEL ZHANJIANG IRON & STEEL CO LTD
Driving lamp and side steering lamp integration
ActiveCN224094295Usmall space requirementreduce burnoutVehicle headlampsElectric circuit arrangementsFriction weldingUltrasonic welding
The utility model relates to the technical field of automobile lamps, and discloses a driving lamp and side steering lamp integration which comprises a lamp body, a radiator is embedded in one side of the interior of the lamp body, a PCBA circuit board is installed on one side of the outer wall of the radiator through a plurality of bolts, and a light guide strip is embedded in one side of the upper end face of the lamp body. A cover plate is arranged at the position, located on the outer side of the light guide strip, of the upper end of the lamp body through ultrasonic welding, and a lampshade is arranged at the upper end of the lamp body through vibration friction welding. According to the automobile rearview mirror, the automatic driving lamp and the steering lamp are integrated, so that the space requirement of the automobile rearview mirror can be reduced, the space can be saved, the development period can be shortened, and the development cost can be reduced; the heat dissipation function can be increased by arranging the radiator inside, burning of the circuit board is reduced, and the display ductility of lamplight can be enhanced when the integrated lamp is used by arranging the light guide strip.
Owner:SHANGHAI LAIERDE AUTOMOBILE TECH DEV CO LTD
FPC prevents large impedance via structure
The utility model discloses a kind of via hole structures of FPC preventing big impedance, belong to FPC board via hole field, a kind of via hole structure of FPC preventing big impedance, including FPC board, A line upper end, A line lower end, K line upper end, K line lower end are equipped on the FPC board, the A line upper end, K line upper end terminal are equipped with double via hole, the A line upper end is electrically connected with A line lower end by double via hole, the K line upper end is electrically connected with K line lower end by double via hole, wherein double via hole is specifically two via hole compositions, via hole outer diameter is specifically 0.5mm, via hole inner diameter is specifically 0.25mm, the hole spacing between two via holes is specifically 0.3mm;The utility model has the advantages of prior art in that: the number of via hole in the structure of FPC is increased to 2, avoid the risk of abnormal function caused by big impedance, reduce the burnout generated in the use process of product due to the via hole process problem of supplier, eliminate the negative influence caused by after-sales function bad, greatly reduce after-sales cost.
Owner:HUBEI LIANXIN DISPLAY TECH CO LTD
LED driving power supply
Owner:NINGBO HANQI ELECTRONICS CO LTD
Motorcycle automatic start-stop controller
ActiveCN224192264UExtended service lifeefficient releaseCasings/cabinets/drawers detailsCooling/ventilation/heating modificationsControl theoryMechanical engineering
The utility model relates to the technical field of start-stop controllers, in particular to an automatic start-stop controller for a motorcycle. The controller comprises a shell and a circuit board fixedly connected with the shell, a main chip, an MOS bridge and a driver which are connected are arranged on the circuit board, heat dissipation elements are connected to the side, away from the circuit board, of the shell, the heat dissipation elements are distributed on the shell at intervals, a heat dissipation boss is arranged in the shell, a gap is formed between the heat dissipation boss and the circuit board, and the heat dissipation boss corresponds to the main chip in position. Compared with the prior art, the start-stop controller has the advantages that the heat dissipation effect of the start-stop controller is improved, the service life of the chip is further prolonged, and the like.
Owner:MOSHEN TECH (CHONGQING) CO LTD
Heat exchange type voltage-stabilized power supply
ActiveCN222655024Ureduce burnoutEasy to disassemble and maintainCasings/cabinets/drawers detailsCooling/ventilation/heating modificationsThermodynamicsMechanical engineering
The utility model discloses a heat exchange type voltage-stabilized power supply, which comprises a substrate, a lower connecting plate fixed at the top end of the substrate, an upper connecting plate arranged above the lower connecting plate, supporting columns arranged at the corners of the bottom end of the upper connecting plate, a bearing table arranged above the upper connecting plate, supporting plates arranged on the two sides of the bottom end of the bearing table, and a power supply connected with the supporting plates, the bottom end of the supporting plate is fixedly connected with the top end of the upper connecting plate, limiting cavities are formed in the two sides in the bearing table, clamping plates are movably installed in the limiting cavities, a power source box is installed at the position, between the clamping plates, of the top end of the bearing table, a heat collecting plate is arranged at the upper end in the power source box, and cooling fins are arranged at the top end of the heat collecting plate. According to the utility model, not only is the phenomenon of burning loss of components on the inner side of the power supply box body caused by high temperature reduced, but also the phenomenon of erosion of dust and a water source to the components on the inner side of the power supply box body can be avoided, the purpose of easy disassembly and maintenance of the power supply box body is achieved, and the purpose of positioning and placing the voltage-stabilized power supply is achieved.
Owner:SUZHOU SWISS SPECIAL ELECTRONIC TECHNOLOGY CO LTD
Manganese-titanium intermediate alloy and preparation method and application thereof
PendingCN119592825Aaccurate ingredientsFlexible way to addIncreasing energy efficiencySmelting processManganese
The invention belongs to the field of alloys, and particularly discloses a manganese-titanium intermediate alloy and a preparation method and application thereof. The manganese-titanium intermediate alloy is prepared by adding sponge titanium step by step according to a specific proportion and carrying out vacuum induction melting. According to the preparation method of the manganese-titanium intermediate alloy and the titanium alloy, the situation that a large amount of Mn element is burnt out in the smelting process can be reduced, so that the component content consistency and uniformity of the manganese-titanium intermediate alloy, the titanium alloy and the like are improved, and the metallurgical quality of the smelted alloy is guaranteed; meanwhile, the method is simple and easy to implement, can be achieved through one-time smelting, does not need to make raw materials into electrode blocks in advance, reduces the process complexity degree and the production cost, and is environmentally friendly and suitable for being widely applied and popularized in the alloy field.
Owner:JIHUA LAB
Arc light on-line monitoring device for power distribution switch cabinet
ActiveCN224138540Ureduce spreadRealize fire extinguishing functionSubstation/switching arrangement cooling/ventilationSubstation/switching arrangement casingsSwitchgearPhysics
The utility model discloses an arc light on-line monitoring device for a power distribution switch cabinet, which comprises a cabinet body, heat dissipation holes are uniformly formed in the middle of the bottom of one side of the cabinet body, and a sealing assembly is arranged at the bottom of one side, close to the heat dissipation holes, in the cabinet body. Through the structural design of a first baffle, a second connecting rod, a first push block, a second push block, a third spring, a second baffle and a guide groove, the second baffle can be pushed to move in the guide groove through the matched design of the second connecting rod, the first push block and the second push block when the first baffle moves downwards, and then through holes formed in the second baffle are staggered from heat dissipation holes; through the design cooperation of the components, the sealing function of the interior of the cabinet body can be achieved, dry powder is effectively prevented from leaking out through the heat dissipation holes when falling off in the later period, flames can be prevented from leaking out, circulation of air in the cabinet body is isolated, and the fire extinguishing function in the cabinet body is achieved again. And the safety performance of the device in later use can be further improved.
Owner:FUJIAN HENGQINGXIN ENERGY TECHNOLOGY CO LTD
Trolley rib plate protection device
ActiveCN224108620Ureduce heat transferavoid damageFurnace typesStructural engineeringInternal fixation
The utility model relates to a trolley rib plate protection device, and relates to the technical field of trolley equipment.The trolley rib plate protection device comprises a protection pipe arranged on a transverse rib in a sleeving mode, the protection pipe comprises two oppositely-arranged protection half pipes, and the protection half pipes are provided with fixing pieces used for fixing the protection half pipes to the transverse rib; a plurality of reinforcing blocks are fixedly connected into the protection half pipe, the reinforcing blocks are arranged along the inner arc face of the protection half pipe, the reinforcing blocks abut against the transverse ribs, and a protection assembly used for protecting the edges of the ends of the transverse ribs is arranged outside the protection half pipe. The trolley has the effect that the situation that the transverse ribs in the trolley are burnt down is reduced.
Owner:TANGSHAN HONGQUAN MINING MASCH CO LTD
Explosion-proof shell structure of power distribution switch control equipment
ActiveCN224082945UGuaranteed explosion-proof performancesmall footprintBoards/switchyards circuit arrangementsSubstation/switching arrangement cooling/ventilationStructural engineeringSingle chip
The utility model discloses an explosion-proof shell structure of power distribution switch control equipment, which comprises an aluminum alloy shell, a first aluminum alloy frame is arranged at the edge position of the surface of the aluminum alloy shell, and an aluminum alloy shell cover is arranged on one side, far away from the aluminum alloy shell, of the first aluminum alloy frame. A second aluminum alloy frame is arranged at the edge position of the inner wall of the aluminum alloy shell cover, the inner wall of the second aluminum alloy frame makes contact with the surface of the first aluminum alloy frame, a reinforcing rib frame is arranged on the inner wall of the aluminum alloy shell, and a temperature sensor is installed on the portion, on the inner side of the reinforcing rib frame, of the inner wall of the aluminum alloy shell. A single-chip microcomputer is installed on the inner wall of the aluminum alloy shell on one side of the temperature sensor, and heat dissipation net openings are formed in the inner walls of the two sides of the bottom of the aluminum alloy shell. According to the utility model, the phenomenon that elements on the inner side of the aluminum alloy shell are burnt out due to high temperature is reduced, the explosion-proof performance of the shell structure in use is ensured, and the occupied space of the shell structure in use is reduced.
Owner:GUANGDONG YASI INTELLIGENT TECH CO LTD
A method and device for controlling the action protection of a power supply line
ActiveCN119253532Bavoid damagereduce injuriesArrangements responsive to excess voltageArrangements responsive to undervoltage
The present invention relates to an action protection control method and device for a power supply line, and relates to the field of power equipment, which includes obtaining a current signal; determining a residual current according to the current signal; when the residual current falls into a preset risk interval, determining a line number according to the current signal; determining a switch number according to the line number; controlling a preset line switch to disconnect according to the switch number, and generating fault report information according to the residual current and the line number; and controlling a preset sending device to send information to a preset management terminal according to the fault report information. The present application has the effect of improving the reliability, safety and stability of residential electricity use, and can pre-analyze faults in the power system.
Owner:LINXIA COUNTY ELECTRIC POWER CO +1
Direct-current stabilized power supply convenient to install
ActiveCN222655025USmall footprintImprove cooling effectCasings/cabinets/drawers detailsSupport structure mountingControl theoryMechanical engineering
Owner:SUZHOU SWISS SPECIAL ELECTRONIC TECHNOLOGY CO LTD
Battery box internal circuit protection device and protection method for vehicle battery energy storage
InactiveCN119650919Areduce burnoutlower working temperatureMagnetic/electric field screeningSecondary cells servicing/maintenanceElectrical batteryShape-memory alloy
The invention discloses a battery box internal circuit protection device and protection method for vehicle battery energy storage, and relates to the technical field of circuit protection, the battery box internal circuit protection device comprises a protection box, a multi-layer protection mechanism is arranged in the protection box, and the multi-layer protection mechanism is used for automatically cutting off a circuit power supply according to the circuit temperature. The multi-layer protection mechanism can also perform overheating protection on the surface of the circuit in the cutting process, the shape of the shape memory alloy rod is recovered to control the cutting board to automatically cut off the power supply when the temperature is too high, and the alarm lamp gives an alarm in the cutting process, so that the user is reminded of an overheating condition. Therefore, the user stops operating the vehicle before completely cutting off the power supply, accidents caused by sudden cutting off of the power supply are avoided, preventive protection for the user is achieved, the user can turn off some devices in time after receiving the alarm, energy loss in the circuit can be reduced, and the working temperature of the circuit is reduced.
Owner:AOWEI TECH (NANJING) CO LTD