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40results about How to "Guaranteed cooling area" patented technology
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Powerless low-temperature isobaric ammonia recovering method and isobaric ammonia recovering device
InactiveCN102389689ASave powerSimple process conditionsDispersed particle separationAmmonia preparation/separationAmmonia productionDissolution
The invention relates to an ammonia recovering process and ammonia recovering equipment, namely a method and a device for recovering ammonia from gas from ammonia production plants at a low temperature and isobaric pressure. Several or all coolers of the isobaric ammonia recovering device cool ammonia water and absorb water used by ammonia by using liquid ammonia of which the temperature is lower than that of cooling water. The coolers include a double-travel internal cooler in a bubbling absorber, a coil tube type cooler, an out-tower ammonia water cooler, a demineralized water cooler, a first out-tower small ammonia water cooler, a second out-tower small ammonia water cooler. In the invention, ammonia water is cooled without using cooling water, and power is saved; the cooling area of the out-tower ammonia water coolers and the cooling area of the coolers on all layers of tower plates increase gradually from top down and are allocated according to different ammonia absorbing capacities and different dissolution heat released on all layers of tower plates and the cooler loads on the coolers on the layers of tower plates; and thus, the required cooling area is guaranteed and does not wasted, and the ammonia absorbing capacities on all layers of tower plates are fully played.
Owner:刘军
Active cooling grinding wheel
The invention discloses an active cooling grinding wheel which comprises a grinding wheel disc body, an aluminum core and a diaphragm. The grinding wheel disc body is provided with a center cavity, a center through hole, cooing grooves and cooling through holes. Under the condition of not affecting the grinding efficiency and the intensity of the grinding wheel, the cooling grooves and the cooling through holes are additionally formed, a closed and crossed cooling belt is built, the cooling area is ensured, and internal heat of the grinding wheel disc body is dissipated in time; the diaphragm structure of the grinding wheel effectively utilizes vibration generated in the grinding process and is combined with the cooling grooves and the cooling through holes, and the active cooling mode is formed. The diaphragm vibrates to drive air in two cavities of the grinding wheel disc body to vibrate, air flow enters the cooling through holes and the cooling grooves, and the purpose of heat loss through convection is achieved.
Owner:HEBEI UNIV OF TECH
Engine splash guard assembly used for vehicle
The invention discloses an engine splash guard assembly used for a vehicle. The engine splash guard assembly used for the vehicle comprises a splash guard and a first radiating piece, wherein the shape of the splash guard is adaptive to the shape of the bottom of an engine; a through hole is formed in the splash guard and is formed in a position corresponding to an oil pan of the engine; the first radiating piece is arranged on the splash guard and covers the through hole; a plurality of first air vents are formed in the first radiating piece; a first air guide vane is arranged in each first air vent. According to the engine splash guard assembly used for the vehicle, the first air guide vanes of the first radiating piece are used for guiding air into a chassis by the corresponding first air vents, the heat of the chassis of the vehicle is dissipated, and the engine splash guard assembly has the advantages that the heat dispersion is good, muddy water is effectively prevented from splashing, the service life of a chassis piece is prolonged, the structure is simple, and the like.
Owner:GREAT WALL MOTOR CO LTD
Triple-play optical fiber distribution box structure
ActiveCN106405765APrevent prolapseGuaranteed cooling areaFibre mechanical structuresGuide tubeComputer engineering
The invention discloses a triple-play optical fiber distribution box structure, which comprises a box body, a heat dissipation module, ONU equipment, clamping equipment for clamping the ONU equipment, household equipment and a household equipment storage frame, wherein the box body comprises a box body main body, a first door panel and a second door panel; one side of the box body main body is provided with an opening, and the first door panel and the second door panel are arranged on the side having the opening of the box body main body; a first wire harness buckle fixing plate and a second wire harness buckle fixing plate are arranged inside the box body main body; the heat dissipation module comprises an air splitting box body, and an air intake box, a draught fan storage room, an air guiding slope and an air inducing tube which are connected in sequence from bottom to top; one side, close to the ONU equipment, of the air inducing tube is provided with an ONU cooling air guiding tube communicated with the air inducing tube; and a plurality of ONU air blowing guiding tubes are arranged on the ONU cooling air guiding tube. The triple-play optical fiber distribution box structure can make full use of the box body space, has good heat dissipation effect, and can meet the installation requirements of communication equipment required for triple-play optical fiber access.
Owner:HANGZHOU TONGDA COMM EQUIP CO LTD
Controller for electric vehicle with indention pressing bar
InactiveCN101355862AReduce gapPrevent water seepageResilient/clamping meansEngineeringElectric vehicle
The present invention discloses an electromobile control device. The invention aims to provide an electromobile controller which is good in sealing property, convenient in maintenance, simple in process, and improves the production efficiency. The electromobile controller with a sawtooth shaped muck bar comprises a housing with an integral hollow cavity structure, a circuit board and an end cover. An inner cavity of the housing is provided with the muck bar which supports a power tube on the circuit board. The side face of the muck bar is provided with a groove. The upper surface and the lower surface of the groove are respectively provided with sawtooth shaped threads. The muck bar is connected to the housing through a fastener with a thread structure. The controller has the advantages of good sealing and waterproof performance, simple installation, convenient maintenance, good heat elimination, and good anti-vibration ability, and is a substitute product for the prior electromobile controller.
Owner:TIANJIN SANTROLL ELECTRIC AUTOMOBILE TECH CO LTD
Millimeter wave MMIC heat dissipation package based on 3D heterogeneous integration technology
InactiveCN111128911AImprove routing accuracyReduce lossSemiconductor/solid-state device detailsSolid-state devicesRadio frequencyThermal transmittance
The invention discloses a millimeter wave MMIC heat dissipation package based on a 3D heterogeneous integration technology. The millimeter wave MMIC heat dissipation package comprises a package substrate, a transmission line arranged on the lower surface of the packaging substrate, a TSV via hole arranged in the packaging substrate, a transmission line arranged on the upper surface of the packaging substrate, gold bumps, a millimeter wave GaAs MMIC, a metal PAD arranged on the surface of the GaAs MMIC, a millimeter wave circuit pattern arranged on the surface of the GaAs MMIC, a cavity in theupper surface of the packaging substrate, a high-thermal-conductivity bonding material, a heat dissipation metal block, a plastic packaging material and a BGA solder ball. The millimeter wave MMIC heat dissipation package has the advantages of being small in size, light in weight, low in cost, good in millimeter wave electrical characteristic, excellent in heat dissipation performance and the like, and can be widely applied to a millimeter wave radio frequency front-end system.
Owner:CETC GUOJI SOUTHERN GRP CO LTD
Wire distribution cabinet with temperature intelligently controlled
ActiveCN106324781AGuaranteed cooling areaImprove reliabilityElectrical apparatusFibre mechanical structuresSmart controlEngineering
The invention discloses a wire distribution cabinet with the temperature intelligently controlled. The wire distribution cabinet comprises a cabinet body, a heat dissipating assembly, ONU equipment, clamping equipment, household appliances and a household appliance storage rack. The cabinet body comprises a main cabinet body, a first door plate and a second door plate. An opening is formed in one side of the main cabinet body, the first door plate and the second door plate are arranged on the side, with the opening, of the main cabinet body, and a first wire bundle buckling fixing plate, a second wire bundle buckling fixing plate, a winding assembly and a draught fan control unit are arranged in the main cabinet body. The winding assembly comprises a winding base plate, base plate fixing bolts, an ONU input winder, an input winder fixing bolt, an ONU output winder and an output winder fixing bolt. The winding base plate comprises a base plate body, a first installation vertical rod and a second installation vertical rod, and is fixed to the inner wall of the cabinet body through the base plate fixing bolts, wherein the first installation vertical rod and the second installation vertical rod are arranged on the left side and the right side of the base plate body. According to the wire distribution cabinet, the space of the cabinet body can be fully utilized, the communication equipment installation demand for connection of optical fibers can be met, and intelligent cooling can be achieved.
Owner:HUNAN UNIV OF ARTS & SCI
Deep hole type water cooling loop device for baseplate of electric cabinet
InactiveCN102055139AGuaranteed CoverageGuaranteed void section diameterSubstation/switching arrangement cooling/ventilationCooling/ventilation/heating modificationsEngineeringWater cooling
The invention provides a deep hole type water cooling loop device for a baseplate of an electric cabinet, and aims at solving the problem that an existing water cooling loop on the baseplate of the electric cabinet of a coal mining machine has the defects of large cutting output of metal and long processing time. The key points of the device are as follows: a plurality of rows of deep holes are drilled on the thickness of the baseplate, the axial line of the deep holes is parallel to the surface of the baseplate, pin plugs are welded at orifices of the deep holes for sealing, a communicating waterway is formed between adjacent two rows of the deep holes for communicating the adjacent two rows of the deep holes, as for the adjacent communicating waterways, one is arranged at the upper ends of the deep holes, and the other one is arranged at the lower ends of the deep holes, thereby connecting all cooling main waterways into a pulse wave-shaped cooling waterway. The device has the advantages of greatly reducing the welding quantity in using steel plates for sealing the waterways and the cutting output of metal.
Owner:沈阳矿山机械有限公司
Suspended air purifying equipment
ActiveCN109681979AThe installation is firm and stableGuaranteed cooling effectLighting and heating apparatusSpace heating and ventilation detailsPunchingAir purification
The invention discloses suspended air purifying equipment. The suspended air purifying equipment comprises an equipment body and a suspension frame; the equipment body is located in the suspension frame; the suspension frame comprises a bottom bracket, a top pressing assembly and an upper baffle; the bottom bracket comprises a first bracket assembly and a second bracket assembly; the top pressingassembly is located on the upper portion of the equipment body; and the top pressing assembly is connected with the upper baffle. Through the design of the suspension frame, suspension mounting of theequipment body is more convenient, operations such as punching do not need to be conduct on the equipment body, meanwhile, the equipment body can be fully supported and clamped up and down,, back andfront, and left and right, the fastness of the equipment body after suspension is effectively ensured, through the suspension frame, suspension and fixing of the equipment body are achieved, and theequipment body is protected against dust, the service life of the equipment body is further prolonged, through the whole suspension frame, the contact area between the equipment body and air can be ensured, and thus the radiating rate of the equipment body is effectively ensured.
Owner:苏州乐赢科技咨询有限公司
Electronic equipment stamping hardware piece and production process thereof
PendingCN110280677AGuaranteed circulationGuaranteed cooling areaShaping toolsHeat exchange apparatusHeat sinkUltimate tensile strength
The invention provides an electronic equipment stamping hardware piece which is of a sheet-like structure. One surface of the sheet is a smooth plane, and the other surface of the sheet is uniformly provided with outward protruding convex points. A production process of the electronic equipment stamping hardware piece comprises the steps of guide hole punching, strip positioning, convex point forming, convex point shaping, trimming, leveling, secondary convex point shaping and blanking. Radiating fins are formed in a stamping mode, so that the thickness of the radiating fins reaches 0.07mm-0.09mm, meanwhile, convex points are stamped and formed on the back surfaces of the radiating fins, the uniformly-distributed convex points play a role of supporting stress, and the strength of the radiating fins is increased. Meanwhile, due to the design of the radiating convex points, circulation of air is guaranteed, the radiating area is guaranteed, and the radiating effect is better achieved.
Owner:吴义友
Three-network-integration fiber-to-home universal distribution case
InactiveCN106501910APrevent prolapseGuaranteed cooling areaFibre mechanical structuresFiberEngineering
The invention discloses a three-network-integration fiber-to-home universal distribution case. The three-network-integration fiber-to-home universal distribution case comprises a case body, a heat radiation assembly, ONU equipment, clamping equipment used for clamping the ONU equipment, household equipment and a household equipment storage rack, wherein the case body comprises a body, a first door board and a second door board, one side of the body is provided with an opening, the first door board and the second door board are arranged at one side of the opening of the body, the body is internally provided with a first wire harness buckling fixing board and a second wire harness buckling fixing board, the heat radiation assembly comprises an air distributing case body, and an air inlet box, a fan storage chamber, an air guiding inclination surface and an air leading pipe which are sequentially connected from down to up, the clamping equipment comprises a clamping equipment body, a first guiding rod, a second guiding rod and a sliding compaction block, the first guiding rod and the second guiding rod are respectively provided with a first spring and a second spring, and two ends of the first spring and the second spring respectively abut against the sliding compaction board and a third board. The case is advantaged in that the case body space is fully utilized, and communication equipment mounting requirements required by three-network-integration fiber access can be satisfied.
Owner:高丽娟 +5
Solar thermal collector
PendingCN111829193AGuaranteed cooling areaLower the altitudeSolar heating energySolar heat collector detailsThermodynamicsCollector device
The invention discloses a solar thermal collector. The solar thermal collector comprises a shell, a water tank, and a plurality of circular heat pipes that contain a working solution. The water tank is disposed at the upper end of the shell. Each circular heat pipe comprises a first bent section, a straight section and a second bent section in sequential connection from top to bottom, wherein thefirst bent section is bent downwards, the second bent section is bent upwards, the first bent section is located in the water tank, and the straight section and the second bent section are located inthe shell. The shell is configured to absorb solar energy, convert the solar energy into heat energy and transmit the heat energy to the straight sections and the second bent sections. Under the conditions of determining the total height of the solar thermal collector and making sure the cooling area of the circular heat pipes in the water tank, the height of the circular heat pipes in the water tank is reduced, the height of the circular heat pipes in the shell is increased, the unit heat absorption area is enlarged, and the heating capacity for water in the water tank is enhanced. Meanwhile,with the decrease of the size of the water tank, the flow rate of liquid in the water tank can be easily increased, and the overall heat exchange capacity is improved.
Owner:香港城市大学深圳研究院
Oil cooler
InactiveCN104515424AImprove cooling effectGuaranteed cooling areaHeat exchanger casingsOil coolingChiller
The invention discloses an oil cooler and belongs to the field of cooler structure design. The oil cooler is capable of enabling oil to slowly flow into a cooling body and flow out of the cooling body in a constant speed through arranging a drainage plate at each of an oil inlet pipe and an oil outlet pipe and uniformly distributing a plurality of holes in the drainage plates; an oil conveying inner fin hole in a cooling core of the cooling body faces to a left end socket and a right end socket so as to guarantee the smoothness of an oil way and greatly guarantee the oil cooling area; the oil cooler overcomes the problem of low cooling efficiency of an oil cooler of the prior art, enables the oil to be cooled completely, and enables the cooling efficiency of the oil cooler to be further improved.
Owner:WUXI BOLIDA HEAT EXCHANGER
Engine fender assembly for vehicles
The invention discloses an engine splash guard assembly used for a vehicle. The engine splash guard assembly used for the vehicle comprises a splash guard and a first radiating piece, wherein the shape of the splash guard is adaptive to the shape of the bottom of an engine; a through hole is formed in the splash guard and is formed in a position corresponding to an oil pan of the engine; the first radiating piece is arranged on the splash guard and covers the through hole; a plurality of first air vents are formed in the first radiating piece; a first air guide vane is arranged in each first air vent. According to the engine splash guard assembly used for the vehicle, the first air guide vanes of the first radiating piece are used for guiding air into a chassis by the corresponding first air vents, the heat of the chassis of the vehicle is dissipated, and the engine splash guard assembly has the advantages that the heat dispersion is good, muddy water is effectively prevented from splashing, the service life of a chassis piece is prolonged, the structure is simple, and the like.
Owner:GREAT WALL MOTOR CO LTD
Intelligent temperature control distribution box
ActiveCN106324781BPrevent prolapseGuaranteed cooling areaElectrical apparatusFibre mechanical structuresEngineeringConductor Coil
Owner:HUNAN UNIV OF ARTS & SCI
Stroboscopic lamp with arc cooling fins
InactiveCN109855031AGuaranteed circulationGuaranteed cooling areaElectric lightingGas-tight/water-tight arrangementsSoftware engineeringHeat sink
The invention discloses a stroboscopic lamp with arc cooling fins. The stroboscopic lamp includes an installation base, a circuit board, an LED lamp bead, a heat dissipation assembly and a cover. TheLED lamp bead is arranged at the upper end of the installation base through the circuit board, the cover covers and is connected with the upper end of the installation base, the heat dissipation assembly is arranged at the lower end of the installation base, the heat dissipation assembly is formed by splicing the cooling fins, each cooling fin includes a body, an arc heat dissipation mechanism isarranged on the end face of each body, the arc heat dissipation mechanisms of a vertical structure protrude on the cooling fins, and heat conduction is achieved through the heat dissipation mechanismsbetween the cooling fins. The design of the heat dissipation mechanisms ensures air circulation and the heat dissipation area, the heat dissipation effect can be achieved better, materials of the cooling fins can be replaced according to the actual conditions, and optimization of performance and cost is thus achieved.
Owner:慈溪市万诚纺织品有限公司
Long-row lamp and assembling method thereof
InactiveCN109854987AEasy to replaceLarge number of barsElongate light sourcesElectric circuit arrangementsEngineeringHeat sink
The invention discloses a long-row lamp, which comprises a mounting base, a circuit board, LED lamp beads, a radiating assembly, a mask and a silicon film, wherein the LED lamp beads are arranged on the circuit board; the circuit board is arranged at the upper end of the mounting base through the silicon film; the mask is covered and connected with the upper end of the mounting base; the radiatingassembly is arranged at the lower end of the mounting base; the radiating assembly is formed by splicing a plurality of radiating fins;the long-row lamp transmits heat through radiating strips between the radiating fins; the design of the radiating strips not only ensures the circulation of air, but also ensures the radiating area, so that the product achieves the best heat conduction and radiation effect; according to the radiation requirement of the product, the product can be fixedly connected through the overlapping combination of the radiating fins and screws, so that the structure is simple, the installation is convenient, and the damaged radiating fins are replaced conveniently.
Owner:慈溪市万诚纺织品有限公司
Controller for electric vehicle with indention pressing bar
InactiveCN101355862BReduce gapPrevent water seepageResilient/clamping meansEngineeringElectric vehicle
The present invention discloses an electromobile control device. The invention aims to provide an electromobile controller which is good in sealing property, convenient in maintenance, simple in process, and improves the production efficiency. The electromobile controller with a sawtooth shaped muck bar comprises a housing with an integral hollow cavity structure, a circuit board and an end cover. An inner cavity of the housing is provided with the muck bar which supports a power tube on the circuit board. The side face of the muck bar is provided with a groove. The upper surface and the lower surface of the groove are respectively provided with sawtooth shaped threads. The muck bar is connected to the housing through a fastener with a thread structure. The controller has the advantages of good sealing and waterproof performance, simple installation, convenient maintenance, good heat elimination, and good anti-vibration ability, and is a substitute product for the prior electromobile controller.
Owner:TIANJIN SANTROLL ELECTRIC AUTOMOBILE TECH CO LTD
Heat dissipation device and fishing lamp
ActiveCN114673972AAvoid accumulationAvoid hard-to-spray problemsLighting heating/cooling arrangementsFixed installationThermodynamicsMechanical engineering
The invention provides a heat dissipation device which comprises a first heat dissipation piece, a second heat dissipation piece, a first heat dissipation piece, a second heat dissipation piece and a third heat dissipation piece, the first heat dissipation piece is provided with a through hole along the axis, and the first heat dissipation piece is provided with a first heat conduction surface; the heat conduction piece comprises a contact part and a heat conduction part arranged on the contact part, the peripheral surface of the heat conduction part is attached to the first heat conduction surface in a surrounding manner, and the heat conduction part is encircled to form an accommodating space; the second heat dissipation piece is arranged in the containing space, and the outer circumferential face of the second heat dissipation piece is attached to the inner circumferential face of the heat conduction part. The peripheral surface of the heat conduction part is attached to the first heat conduction surface in a surrounding mode, and the peripheral surface of the second heat dissipation part is attached to the inner peripheral surface of the heat conduction part, so that when heat is transmitted to the heat conduction part through the contact part, the heat on the heat conduction part can be dissipated through the first heat dissipation part and the second heat dissipation part at the same time; therefore, the problem that heat is accumulated and is difficult to dissipate when the heat is only dissipated through one of the first heat dissipation piece and the second heat dissipation piece is solved, and the heat dissipation efficiency is improved.
Owner:徐连城
Preliminary water removal device used for filter paper
ActiveCN111561811APromote refluxGuaranteed cooling areaDrying solid materials without heatDrying machines with progressive movementsWater filterProcess engineering
The invention discloses a preliminary water removal device used for filter paper. Pulp wheels are arranged in pulp storage grooves evenly distributed on a base, one end of each supporting arm on the base is fixedly connected with the base, and supporting rollers are arranged at the other ends of the supporting arms and are connected with the supporting arms in a coupling manner. Cantilevers are further arranged at the axes of the supporting rollers, sliding blocks below the cantilevers are connected with water press rollers, the water press rollers are connected with the sliding blocks in a coupling manner, water press cloth with paper pulp is arranged between the water press rollers and the pulp wheels, and a filter paper filtering area is formed by the water press rollers and the pulp wheels. The preliminary water removal device has the advantages that after angles are changed, the water press rollers remove water through self gravity, the water removal effect is better, the work time and the workshop length of the drying procedure are reduced, the area of collecting liquid is enlarged through the special-shaped pulp storage grooves, liquid backflow is more convenient, the liquidheat radiation area is guaranteed at the same time through step openings of different heights, and the structure of the split type sliding blocks guarantees that the water press rollers can be dismounted when the water filter angle is not changed.
Owner:沈阳市长城过滤纸板有限公司
A fin-based ionic wind cooling device
ActiveCN108848659BIncrease freedomIncrease productionLighting heating/cooling arrangementsSemiconductor devices for light sourcesPlanar electrodeIon wind
Owner:XI AN JIAOTONG UNIV
compact pwm fiber optic converter
The invention relates to a compact type PWM (pulse-width modulation) optical fiber converter, which comprises a shell, a circuit board and a power supply module, wherein the circuit board and the power supply module are installed inside the shell; and the circuit board is provided with a power supply converting circuit, a PWM level converting circuit, a PWM converting circuit and a PWM feedback converting circuit, wherein the input end of the power supply converting circuit is connected with the power supply module. The compact type optical fiber converter adopts a modulation design; a PWM level signal is converted into an optical signal through the PWM level converting circuit and the PWM converting circuit and the optical signal is converted into a PWM level signal through the PWM feedback converting circuit, so the mutual conversion between the PWM level signal and the optical signal is realized; furthermore, two upper and lower IGBTs (insulated gate bipolar translators) of one same bridge arm adopt communication interlocking connection, so that the condition that the one same bridge arm is communicated at the same time is prevented, the GBT miscommunication caused by factors such as interference during the transmission process of the PWM signal is changed, and the fault rate of the IGBT is reduced; and meanwhile, the power supply converting circuit can provide two kinds of power supply output synchronously.
Owner:CRRC QINGDAO SIFANG ROLLING STOCK RES INST
A kind of active cooling grinding wheel
The invention discloses an active cooling grinding wheel which comprises a grinding wheel disc body, an aluminum core and a diaphragm. The grinding wheel disc body is provided with a center cavity, a center through hole, cooing grooves and cooling through holes. Under the condition of not affecting the grinding efficiency and the intensity of the grinding wheel, the cooling grooves and the cooling through holes are additionally formed, a closed and crossed cooling belt is built, the cooling area is ensured, and internal heat of the grinding wheel disc body is dissipated in time; the diaphragm structure of the grinding wheel effectively utilizes vibration generated in the grinding process and is combined with the cooling grooves and the cooling through holes, and the active cooling mode is formed. The diaphragm vibrates to drive air in two cavities of the grinding wheel disc body to vibrate, air flow enters the cooling through holes and the cooling grooves, and the purpose of heat loss through convection is achieved.
Owner:HEBEI UNIV OF TECH
Stroboscopic lamp with hole type cooling fins
InactiveCN109855030AGuaranteed circulationGuaranteed cooling areaElectric lightingLight fasteningsSoftware engineeringHeat sink
The invention discloses a stroboscopic lamp with hole type cooling fins. The stroboscopic lamp includes an installation base, a circuit board, an LED lamp bead, a heat dissipation assembly and a cover. The LED lamp bead is arranged at the upper end of the installation base through the circuit board, the cover covers and is connected with the upper end of the installation base, the heat dissipationassembly is arranged at the lower end of the installation base, the heat dissipation assembly is formed by splicing the cooling fins, each cooling fin includes a body, a hole type heat dissipation mechanism is arranged on the end face of each body, the hole type heat dissipation mechanisms of a honeycomb structure are arranged above the cooling fins, and heat conduction is achieved through heat dissipation convex points between the cooling fins. The design of the heat dissipation convex points ensures air circulation and the heat dissipation area, the heat dissipation effect can be achieved better, materials of the cooling fins can be replaced according to the actual conditions, and optimization of performance and cost is thus achieved.
Owner:慈溪市万诚纺织品有限公司
Novel cooling device for marine frequency converter
PendingCN110768514ABreak form cognitionEasy to controlModifications for power electronicsPower conversion systemsFrequency changerInterference (communication)
The invention discloses a novel cooling device for a marine frequency converter. The novel cooling device comprises a ship body and a frequency converter body. The frequency converter body comprises aheat conductor, a power module, a power equipment cabinet and a control box. The bottom of the ship body is equipped with a reinforcement structure trunk; the heat conductor is installed in the trunkthrough a sealing material; the heat conductor penetrates through the trunk, and the heat dissipation end of the heat conductor is immersed in seawater; and the heat absorption end of the heat conductor is tightly attached to a first power module of the frequency converter body through heat conduction glue. The device is reasonable in structure; the frequency converter body is divided into the power equipment cabinet and the control box, the power equipment cabinet is naturally cooled in a heat conduction manner, and meanwhile, data communication is carried out between the control box and thepower equipment cabinet through an optical fiber, so that accurate control of the power module is achieved, and interference between weak electric signals of a control unit and strong electromagnetism of a power unit is greatly restrained; and such mode breaks morphological cognition of a frequency converter in the prior art.
Owner:SHANGHAI CSR HANGE SHIPPING ENG
Intelligent alarm user external electric meter box
PendingCN114583583AProtect heat dissipation structureGuaranteed cooling areaClimate change adaptationSubstation/switching arrangement cooling/ventilationSnowpackMechanical engineering
The invention relates to an intelligent alarm user external electric meter box, and belongs to the technical field of electric meter boxes, the intelligent alarm user external electric meter box comprises a seat body, the top of the seat body is provided with a box body, the top of the box body is provided with a heat dissipation structure, and the top of the seat body is provided with driving assemblies located at the two sides of the box body; the driving assemblies on the two sides drive the side covers on the two sides to ascend, descend and turn over to form a cover structure, and the side covers on the two sides forming the cover structure are located above the heat dissipation structure. The side covers capable of being lifted and turned over are arranged and used for opening and closing to protect the top heat dissipation structure, the maximum heat dissipation area of the top can be guaranteed in the rain and snow-free weather, exhaust air on the two sides of the top is guided to the two sides through the side covers in the rain and snow weather, the heat dissipation structure is protected, meanwhile, the jacking swing structure is arranged, and the heat dissipation effect is improved. The snow shaking function can be achieved when snow is accumulated on the side cover, and the box body and a heat dissipation structure of the box body are protected.
Owner:新沂市五联电气科技有限公司
Three-in-one optical fiber distribution box structure
Owner:杭州通昱光网科技有限公司
Stroboscopic lamp with strip-type cooling fins
InactiveCN109854966AGuaranteed circulationGuaranteed cooling areaLighting support devicesElectric circuit arrangementsSoftware engineeringEngineering
The invention discloses a stroboscopic lamp with strip-type cooling fins. The stroboscopic lamp is characterized by including an installation base, a circuit board, an LED lamp bead, a heat dissipation assembly and a cover. The LED lamp bead is arranged at the upper end of the installation base through the circuit board, the mask covers and is connected with the upper end of the installation base,the heat dissipation assembly is arranged at the lower end of the installation base, the heat dissipation assembly is formed by splicing the cooling fins, each cooling fin includes a body, a strip-type heat dissipation mechanism is arranged on the end face of each body, the strip-type heat dissipation mechanisms of a vertical structure protrude on the cooling fins, and heat conduction is achievedthrough the heat dissipation mechanisms between the cooling fins. The design of the heat dissipation mechanisms ensures air circulation and the heat dissipation area, the heat dissipation effect canbe achieved better, materials of the cooling fins can be replaced according to the actual conditions, and optimization of performance and cost is thus achieved.
Owner:慈溪市万诚纺织品有限公司
Semiconductor device and mounting structure thereof
PendingCN112117196AGuaranteed cooling areaSemiconductor/solid-state device detailsSolid-state devicesDevice materialEngineering
The invention provides a semiconductor device capable of ensuring a heat dissipation area on a surface of a mounted wiring substrate, and a mounting structure of the semiconductor device. The semiconductor device (A1) is provided with a semiconductor element (3), a first pin (1), a plurality of second pins (2), and a sealing resin (5). The first pin (1) has: a mounting section (110) on which the semiconductor element (3) is mounted, the mounting part (110) having a rectangular shape when viewed in the thickness direction; four connecting parts (130) extending from four corners of the mountingpart (110); and four first terminal sections (120) connected to the tips of the connection sections (130), respectively. A portion of each of the first terminal portions (120) is exposed from the sealing resin (5). When the second pins (2) are observed along the thickness direction, a plurality of second pins (2) are arranged between the adjacent first terminal parts (120) and are respectively configured, and each second pin (2) is provided with a second terminal part (220) partially exposed out of the sealing resin (5) and a connecting part (210) extending from the second terminal part (220)to the mounting part (110). The connecting part width dimension (W1) of the connecting part (130) is greater than the connecting part width dimension (W2) of the connecting part (210) of the second pin (2) adjacent to the connecting part (130).
Owner:ROHM CO LTD
Stroboscopic lamp with wavy cooling fins
InactiveCN109855036AGuaranteed circulationGuaranteed cooling areaElectric lightingGas-tight/water-tight arrangementsHeat sinkSoftware engineering
The invention discloses a stroboscopic lamp with wavy cooling fins. The stroboscopic lamp is characterized by including an installation base, a circuit board, an LED lamp bead, a heat dissipation assembly and a cover. The LED lamp bead is arranged at the upper end of the installation base through the circuit board, the cover is connected with the upper end of the installation base and covers the upper end of the installation base, the heat dissipation assembly is arranged at the lower end of the installation base and formed by splicing the cooling fins, each cooling fin includes a body, a wavyheat dissipation mechanism is arranged on the end face of each body, the wavy heat dissipation mechanisms of a vertical structure protrude on the cooling fins, and heat conduction is achieved throughthe heat dissipation mechanisms between the cooling fins. The design of the heat dissipation mechanisms ensures air circulation and the heat dissipation area, the heat dissipation effect can be achieved better, materials of the cooling fins can be replaced according to the actual conditions, and optimization of performance and cost is thus achieved.
Owner:慈溪市万诚纺织品有限公司
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