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41results about How to "Heat conduction" patented technology

Power battery pack multi-stage heat dissipation system and control method based on coupling of planar heat pipe, liquid cooling and phase change energy storage heat conduction plate

The invention discloses a power battery pack multi-stage heat dissipation system and control method based on coupling of a planar heat pipe, liquid cooling and a phase change energy storage heat conduction plate. The system comprises an electrical system and a cooling system. The electrical system includes a battery module, a temperature sensor, a battery management system, a power supply wire harness, a storage battery and a multi-stage heat dissipation refrigerator control wire. The cooling system comprises multi-stage heat dissipation refrigerators, the phase change energy storage heat conduction plate, the planar heat pipe, a circulating water pipe, a radiator, a water tank, a water pump, and a cooling liquid. A temperature sensor is used to collect the temperature of the battery module and is connected to the battery management system. The water pump, the plurality of multi-stage heat dissipation refrigerators, and the radiator are connected to the storage battery, and the storagebattery provides energy. The water pump, the plurality of multi-stage heat dissipation refrigerators and the radiator are connected to the battery management system through a water pump control wireharness, a multi-stage heat dissipation refrigerator control wire harness and a radiator control wire harness, and are controlled by the battery management system in real time to control overall temperature rise of a power battery pack.
Owner:JIANGSU UNIV

Street light fitting with luminous diode heat radiating device

The invention relates to a street lamp which is provided with a LED heat radiator, an outdoor illuminating device applied to streets or public squares. The street lamp comprises a lamp box; an illuminating window is arranged on the lower body of the lamp box; a transparent lamp house is mounted on the illuminating window; the lower box body is connected with an upper box body; an arched framework with a vaulted cross-section is arranged at the lower box body; a plurality of luminescent modules are mounted on the lower surface of the arched framework, and radiating members are mounted on the upper surface of the arched framework. The luminescent LED of the luminescent module is connected with a rapid radiating metal-base printed circuit board in a heat-conducting manner. The invention adopts a rapid radiating metal-base printed circuit board; the structure and material ensure that heat produced during the operation of the LED can be transmitted to the heat radiator rapidly and efficiently. The invention also includes a series of heat radiating members made of solid conducting mediums with sound heat-conducting performance which can transmit the heat directly into outdoor air; and the solid medium can protect the electric apparatus inside the lamp box from being eroded by winds, rains and dusts.
Owner:BEIJING ZIXINGLI LIGHTING TECH

Environmentally-friendly compound gas-burning three-dimensional porous infrared radiation device

The invention discloses an environmentally-friendly compound gas-burning three-dimensional porous infrared radiation device and relates to the technical fields of gas burning, pre-heating and pre-mixing, double-cavity overlaying function design, porous plane burning carriers, three-dimensional porous multiphase composite ceramic substrates and low-temperature catalysis infrared emission optimizing energy conversion. The device comprises supporting bars, porous radiation plates, a composite coating, an igniter, fixing nails, a fixing frame, an annular cavity wall, heat exchange pipes, a heat exchange pipe fixing sheet, a cavity containing box, a heat preservation layer, an injection head, an injection pipe, a flange, a spiral sheet, a gas inlet pipe, a punching plate, a burning carrier, sealing glue, a fixing seat, a lower cover, an upper cover, an outer frame and an installation member, wherein the injection pipe extends into the hole of the cavity containing box and then is fixedly connected with the injection head, the burning carrier is arranged on the punching plate in a spot welding way, the igniter is arranged in an annular cavity at the upper part of the burning carrier, one ends of the heat exchange pipes extend into the heat exchange pipe fixing sheet, the other ends of the heat exchange pipes are clung to the annular cavity wall, the composite coating is coated on the porous radiation plates and a plurality of porous radiation plates are fixed in the fixing frame.
Owner:苏州奕方华知识产权运营有限公司

Anti-seepage and anti-freezing protection system for bank and side slopes of reservoir in cold region and construction method thereof

The invention belongs to the field of side slope and bank slope protection engineering, and discloses an anti-seepage and anti-freezing protection system for bank and side slopes of a reservoir in a cold region. The anti-seepage and anti-freezing protection system comprises a foundation embedded in the side slope. A gravel cushion layer, a composite anti-drainage plate and a Renault protection padare sequentially laid from inside to outside on the slope surface of the side slope from the foundation to a set height of the side slope, wherein the set height of the side slope is higher than a surge water level. The anti-seepage and anti-freezing protection system further comprises one-way drainage pipes, wherein the one-way drainage pipes comprise a bottom one-way drainage pipe and a top one-way drainage pipe. The water inlet section of the bottom one-way drainage pipe penetrates through the foundation and extends into the side slope. The water inlet section of the top one-way drainage pipe penetrates through the Renault protection pad, the composite anti-drainage plate and the gravel cushion layer sequentially and extends into the side slope. The invention further discloses a construction method of the anti-seepage and anti-freezing protection system for the bank and side slopes of the reservoir in the cold region. The anti-seepage and anti-freezing protection system is simple in structure, reliable in function, convenient to construct, long in service life, and capable of effectively preventing erosion damage and seepage damage to the bank and side slopes of the reservoir,greatly weakening freezing and thawing damage to the side slope, and ensuring long-term stability of the bank and side slopes of the reservoir.
Owner:CCCC SECOND HIGHWAY CONSULTANTS CO LTD

High-modulus polyvinyl alcohol fiber reinforced PPO/PA6 alloy and preparation method thereof

The invention discloses high-modulus polyvinyl alcohol fiber reinforced PPO / PA6 alloy and a preparation method thereof. According to the alloy, polyvinyl alcohol fibers contained in the alloy are used as a reinforcing material to replace conventional glass fibers, so that the prepared alloy has the characteristics of high strength, high toughness, high modulus, collision cracking prevention, excellent compatibility, size stability, stress cracking resistance and the like, and can overcome the defect of large brittleness of a glass fiber reinforced material. The high-modulus polyvinyl alcohol fiber reinforced PPO / PA6 alloy is safe, has excellent strength, rigidness, heat resistance and mechanical stability, good compatibility, and can be applied to various electronic parts, inserts, chemical appliances and other parts, even construction, aviation and other fields.
Owner:广州找塑料新材料科技有限公司

Heat sink for LED (light-emitting diode) lamp holder

The invention relates to the technical field of electronic cooling devices, in particular relates to a heat sink for an LED (light-emitting diode) lamp holder. The heat sink for the LED lamp holder is characterized by comprising a metal heat dissipation base plate, the other side of the base plate is a heat dissipation surface, the heat dissipation surface is provided with a graphite heat dissipation fin, when an LED lamp is arranged on the heat sink, heat produced by a chip is conducted onto the metal base plate, the metal base plate rapidly conducts the heat to the graphite heat dissipation fin, the heat conducted to the fin can be lost in a convection current manner and a radiation manner as graphite has good thermal radiation effect, and the heat produced by a chip of an LED circuit board can be effectively conducted away even in poor airflow or airtight environment, and a phenomenon that the LED lamp is invalid owning to overheating can be avoided, thus the service life of the LED lamp is prolonged; and hidden troubles, such as a fire, caused by overheating can be avoided.
Owner:东莞市盈通光电照明科技有限公司

Battery heat exchange device, power battery assembly and power automobile

The invention relates to the field of battery heat exchange, and discloses a battery heat exchange device, a power battery assembly and a power automobile. The battery heat exchange device comprises aheat conducting plate, a heat conducting coating and an insulating layer which are sequentially arranged from bottom to top, and the heat conductivity coefficient of a material forming the heat conducting coating is 800 W / (m.K) or above, preferably 3000-5780W / (m.K). According to the battery heat exchange device, the heat conducting coating is arranged on the surface of the heat conducting plate,so that heat can be quickly and uniformly conducted to the surface of the heat conducting coating in the heating and cooling processes of the heat conducting plate, the heat exchange efficiency of thebattery is improved, the temperature consistency of battery cells in the battery at different positions in the same horizontal section is greatly improved, and the service life of the battery is prolonged. The power battery assembly formed by assembling the battery heat exchange device and the battery is particularly suitable for being used as a power battery assembly on a pure electric vehicle or a hybrid electric vehicle so as to meet different heat exchange conditions required by the battery under different running working conditions and environments of the power vehicle.
Owner:FARASIS TECH (GANZHOU) CO LTD

Crystal-coated light-emitting diodes packing structure and method

The invention is concerned with the covering crystal LED sealing structure and the sealing method that is with high radiating efficiency. The structure is: seals the LED on the radiating plaque by the covering crystal technique assorting sharing crystal linking mode. The structure consists of: the radiating plaque that forms the insolating layer in the prearrange area and the surface of the insolating layer forms the welding underlay; the LED that links on the radiating plaque by the covering mode, the LED consists of the first electrode and the second electrode, the first electrode and the radiating plaque sharing crystal link with the sharing layer in order to electric connect, the second electrode electric connects with the welding underlay.
Owner:EPISTAR CORP

Connection method of power battery pack and battery pack produced thereby

The invention relates to a power battery pack. The positive electrode and negative electrode of the power battery pack are respectively provided with a copper-aluminum composite plate. One surface of the copper-aluminum composite plate is a copper plate, and the other surface is an aluminum plate. The copper plates face the electrodes of the power battery pack. The back of the aluminum plates face the electrodes of the power battery pack. The single cells (1) in each row are parallelly connected and welded through one fuse (2); the electrodes of the single cells (1) and the fuse (2) are welded through ultrasonic waves, and the aluminum plates and the fuse (2) are welded through ultrasonic waves. The processing becomes convenient, the cost is reduced, after adopting the abovementioned technical scheme, moreover, the parallel connection of the battery pack is stable and reliable, and the conductive performance is excellent.
Owner:周伟

Battery pack having cooling system

A battery pack having a cooling system is disclosed. The battery pack includes battery units linked in series or in parallel and arranged in a plane; thermal conducting bars each has a number of side walls and two ends, averagely located among the battery units and substantially contacted to the battery units by the side walls, for conducting heat out of the battery units to the two ends; and a housing for containing the battery units and thermal conducting bars and conducting heat from the ends of the thermal conducting bars to outside of the housing. At least one end of the thermal conducting bar is connected to the housing and becomes an internal supporting structure of the housing.
Owner:GO TECH ENERGY

Modular assembly type copper aluminum composite efficient cooling and heating radiant panel unit and manufacturing and mounting method thereof

The invention discloses a copper aluminum composite radiant panel unit for radiant heating or radiant cooling of high space buildings and a manufacturing and mounting method thereof. The radiant panelunit comprises an aluminum alloy metal heat-conducting panel, a radiant heat-conducting copper pipe, a cold-working condition nonmetal anti-dewing buffer isolation bushing pipe, a fixed radiant panelhoisting rack and a thermal insulation material, wherein a low-reflection high-emissivity coating material is sprayed on the lower surface of the aluminum alloy metal heat-conducting panel. Accordingto the copper aluminum composite radiant panel unit, special sealing thread quick couplers are connected among radiant panel water pipes, the radiant panel unit is safe and reliable, and constructionis quick; the thermal insulation material is arranged on the back surface of the aluminum alloy metal heat-conducting panel; the fixed radiant panel hoisting rack is formed through fixedly connectingmetal light strip steel and special buckles, mounting is quick, and construction cost is reduced; the radiant heat-conducting copper pipe is arranged on the aluminum alloy metal heat-conducting panelthrough expansion compression joint, integrated combination is achieved, heat transfer area is large, thermal contact resistance is low, the surface of the copper pipe does not have mechanical damage, and all the surfaces of the heat-conducting panel and the copper pipe are in interference contact heat conducting; and compared with common clamping technologies, the radiant panel unit has the advantages that heat exchange efficiency is high and heat conducting is stable, and radiant capacity is improved.
Owner:廊坊康平空调制造有限公司

Packaging body for reducing lamination packaging structure of communication chip

The invention discloses a packaging body for reducing a lamination packaging structure of a communication chip, which relates to the technical field of packaging bodies. In order to solve the problemthat the heat dissipation effects of the existing communication chip packaging body are limited, an external heat dissipation fan is often required to be connected to ensure long-time operation. The upper surface of an upper insulating case is provided with a model label, one side of the upper insulating case is provided with an input pin, the other side of the upper insulating case is provided with an output pin, the outer walls of the input pin and the output pin are both provided with metal coatings; the outer walls of two sides of the upper insulating case are provided with pin grooves, one end of the input pin and one end of the output pin pass to extend to the inner parts of the pin grooves, a lower insulating case is arranged below the upper insulating case, a welding plate is arranged on the lower surface of the lower insulating case, the welding plate is internally provided with a connection notch, and a welding ball is arranged below the connection notch.
Owner:南京双电科技实业有限公司

Electric heating element support structure and automobile exhaust gas purification device using the structure

The invention discloses an electric heating element supporting structure and a car waste gas purification device using the same. The electric heating element supporting structure comprises a plurality of supporting elements between a metal catalyst carrier and a heating core body, and the multiple supporting elements are evenly distributed along the heating core body at intervals. The supporting elements comprise insulation sleeve pipes inserted and fixed in the heating core body alternately in the forward and reverse directions and pins inserted and fixed in the insulation sleeve pipes in the forward direction. The car waste gas purification device is provided with an airtight shell which comprises a barrel-shaped middle section and a cone gradually shrinking from the front end and the rear end of the middle section to the outside, and an electric heating element and the metal catalyst carrier are sequentially arranged in the middle section of the shell in the waste gas flowing direction. In this way, the electric heating element supporting structure can be simply, conveniently and effectively supported between the electric heating element and the metal catalyst carrier carrying the heating element, the shape of the heating core body is effectively fixed, good supporting performance and insulation performance are achieved, the manufacturing cost is low, and the process is simple.
Owner:亿达天地环保技术股份有限公司

Package structure and method for a piezoelectric transformer

The disclosed is package structure for a piezoelectric transformer, which comprises: a shell for supporting the piezoelectric transformer at its node plane; a plurality of electrical connection frames which are fixed on the shell for connecting with electrodes of the piezoelectric transformer and conducting heat from piezoelectric transformer by connection points arranging along the electrical connection frame; and a plurality of connection pins deposited on the electrical connection frames for connecting to the outside circuit. Further, the shell has a wedge structure part which fixes the piezoelectric transformer at its node plane. Correspondingly, a package method for a piezoelectric transformer is also disclosed. Thus, the structure and package method allow a piezoelectric transformer to vibrate freely and have good heat management.
Owner:NEWLIGHTING ELECTRONICS

High-frequency inductance coil for shortwave and ultra-short wave radio station

The invention provides a high-frequency inductance coil for a shortwave and ultra-short wave radio station. The high-frequency inductance coil comprises a coil frame (1) and a copper wire (2); the coil frame (1) is a hollow ceramic frame; the copper wire (2) densely winds the hollow ceramic frame (1); the cross section of the copper wire (2) is in a flat rectangular shape and is provided with coil pins; a silver coating or a gold coating coats the surface layer of the copper wire (2) and insulating varnish coats the outer surface of the silver coating or the gold coating; the hollow ceramic frame (1) comprises an installation end surface which is arranged on an automatic antenna tuner frame (6) through fixing screws (3); a thermal conductive silicone grease layer (4) coats between the installation end surface and the contact surface of the automatic antenna tuner frame (6). According to the high-frequency inductance coil for the shortwave and ultra-short wave radio station, the problem of the coil burning of a tuning network of an automatic antenna tuner of a series of shortwave radio stations is well solved and accordingly the shortwave radio station can stably and reliably work, the fault-free working hour is significantly improved, and the technical effect is significant.
Owner:SHAANXI FENGHUO ELECTRONICS

Lamp ornament fixedly provided with LED (light-emitting diode) luminous sheet group

InactiveCN102116425AGood lookingScientific and reasonable appearanceMechanical apparatusPoint-like light sourceLawnEngineering
The invention discloses a lamp ornament on which an LED (light-emitting diode) luminous sheet group is fixedly arranged. Luminous sheets can emit bright and splendid as well as soft and warm light or other various kinds of light to the outside. Two positioning pins are extended beside an LED on the edge on each luminous sheet. A base fixing the LEDs and the positioning pins is made into various forms, such as a framework, a lamp panel, a decorating part, a structural part, and the like on the lamp ornament. The luminous sheets are arranged along the framework, a back plate, the lamp panel and the structural part, and the plurality of the luminous sheets can be arranged into a wall lamp, a ceiling lamp, a pendant lamp, a floor lamp, a desk lamp, a lawn lamp, a garden lamp, a landscape lamp, a sculpture lamp, a luminous curtain wall, a lamp strip, a surface decorating lamp on a building and other indoor and outdoor lamp ornaments in various shapes. When the base is made into the form of a flower core, various luminous flowers in nature-imitating structure can be produced. The luminous flowers can be made into various sizes and be made into the luminous flowers at the top ends of branches of the branch-shaped pendant lamp, or be made into the lamp ornament independently.
Owner:徐建国

Cooking pot and preparation method thereof

The invention relates to a cooking pot and a preparation method thereof, belongs to the field of cooking pots, and aims to solve the problem that food is burnt and is difficult to clean due to poor heat-conducting property of an existing pot, and adopts the technical scheme as follows: the cooking pot comprises an iron matrix made of refined iron or cast iron; open fire cooking or electromagnetic cooking is facilitated; the heat conduction layer is tightly attached to the lower surface of the iron base body, and the heat conduction layer is a copper layer or a silver layer; the stainless layers are formed on the upper surface and the top surface of the iron base body; the bottom surface of the heat conduction layer is coated with the magnetic conduction layer; and the anti-corrosion layer covers the side surface of the heat conduction layer and the bottom surface of the magnetic conduction layer. The heat conduction layer made of copper or silver is good in heat conduction performance and arranged on the lower surface of the iron base body, heat can be quickly conducted to the whole iron base body, uniform heating is guaranteed, heat gathering is reduced, and the problem that food is burnt and stuck to the pan due to local heat gathering of the pan body can be effectively solved. The invention also discloses a preparation method of the cookware.
Owner:ZHEJIANG AISHIDA ELECTRIC CO LTD

Temperature threshold execution device and temperature monitoring system

The invention provides a temperature threshold execution device. The temperature threshold execution device comprises a first chamber and a second chamber. The first chamber is used for being penetrated through by an executed part. The second chamber is internally provided with a shape memory alloy spring. One end of the spring is fixed, and a movable end is in linkage connection with the execution part through a linkage rod. In the scheme, when a monitored environment temperature rises, the temperature of an executor rapidly rises, and once the temperature of the shape memory alloy spring reaches a transition temperature, the shape memory alloy spring extends rapidly, and at the moment, the movable end of the spring drives the executed part to move into the second chamber by means of linkage, and the executed part is enabled to generate relatively large bending, so that the loss caused by the bending is enabled to exceed a threshold, and the timely perception of the change of the monitored environment temperature is realized. The device is simple in structure, high in reliability and capable of stably working in severe environments such as wet and dust environments.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

Microporous magnesia-hercynite brick for cement rotary kiln firing zone and preparation method thereof

The invention relates to the technical field of refractory materials, and discloses a microporous magnesia-hercynite brick for a cement rotary kiln firing zone, the brick comprises the following raw materials by weight: 30-40% of microporous high-purity magnesia, 30-40% of fused magnesia, 5-10% of fused hercynite, 1-2% of poly light ball, 1-5% of silica sol and 1-2% of industrial manganese powder. The microporous high-purity magnesia is prepared from 5-10 percent of microporous high-purity magnesia of 5-3mm and 20-30 percent of microporous high-purity magnesia of 3-1mm. According to the microporous magnesia-hercynite brick for the cement rotary kiln firing zone and the preparation method thereof, by adding the poly light balls into a mixing mill, the magnesia-hercynite brick has good fire resistance, high high-temperature strength, good thermal stability, various corrosion resistance, small fiber change after re-burning and small heat conductivity coefficient, and after the brick is used, the heat conductivity coefficient of the magnesia-hercynite brick is greatly reduced, and thus the temperature of the cement kiln cylinder is reduced, coal consumption is saved, air pollution is reduced, and the problems of high heat conductivity coefficient and consumption of a large amount of coal are solved.
Owner:郑州瑞泰耐火科技有限公司

Internal heating integrated wallboard for decoration

The invention discloses an internal heating integrated wallboard for decoration, and relates to the technical field of wallboards. The internal heating integrated wallboard comprises a back plate, a first module, a second module and an outer panel, wherein a power supply storage groove is formed in one side surface of the back plate, a built-in power supply plate is arranged in the power supply storage groove, an electric heating plate groove is formed in the second module, a heating plate is arranged in the electric heating plate groove, a contact groove is formed in one side surface of the second module and communicates with the power supply storage groove, the heating plate is electrically connected with the built-in power supply plate through the contact groove, a plurality of second threaded holes are formed in one side surface of the first module, and a plurality of extension plates are arranged on the peripheral side surface of the outer panel. According to the internal heatingintegrated wallboard, the second module and the back plate are spliced, so that the removal and replacement are facilitated; heat transfer holes are formed, so that heat can be uniformly conducted tothe outer panel; and a mounting groove is formed, so that the second module can be nested, the space is saved, the space utilization rate is increased, and the maintenance and replacement of internalelements of the heating wallboard are facilitated.
Owner:GOLD MANTIS FINE DECORATION TECH SUZHOU CO LTD

Electronic system with a composite substrate

A composite substrate made of a circuit board mounted on a lead frame is used for an electronic system package. High heat generated electronic components are adapted to mount on the lead frame and relatively low heat generated electronic components are adapted to mount on the circuit board. Metal lines are used for electrical coupling between the circuitry of the IC chip and the circuit board. An electronic system with the composite substrate gains both advantages-good circuitry arrangement capability from the circuit board and good heat distribution from the lead frame.
Owner:CYNTEC

Environmentally-friendly compound gas-burning three-dimensional porous infrared radiation device

The invention discloses an environmentally-friendly compound gas-burning three-dimensional porous infrared radiation device and relates to the technical fields of gas burning, pre-heating and pre-mixing, double-cavity overlaying function design, porous plane burning carriers, three-dimensional porous multiphase composite ceramic substrates and low-temperature catalysis infrared emission optimizing energy conversion. The device comprises supporting bars, porous radiation plates, a composite coating, an igniter, fixing nails, a fixing frame, an annular cavity wall, heat exchange pipes, a heat exchange pipe fixing sheet, a cavity containing box, a heat preservation layer, an injection head, an injection pipe, a flange, a spiral sheet, a gas inlet pipe, a punching plate, a burning carrier, sealing glue, a fixing seat, a lower cover, an upper cover, an outer frame and an installation member, wherein the injection pipe extends into the hole of the cavity containing box and then is fixedly connected with the injection head, the burning carrier is arranged on the punching plate in a spot welding way, the igniter is arranged in an annular cavity at the upper part of the burning carrier, one ends of the heat exchange pipes extend into the heat exchange pipe fixing sheet, the other ends of the heat exchange pipes are clung to the annular cavity wall, the composite coating is coated on the porous radiation plates and a plurality of porous radiation plates are fixed in the fixing frame.
Owner:苏州奕方华知识产权运营有限公司

Diesel preheating device

The invention provides a diesel preheating device. The diesel preheating device comprises a preheater, a diesel storage device and an atomizing nozzle. The diesel storage device is a heat conduction entity, and a diesel flow path is arranged in the diesel storage device. The diesel flow path comprises a diesel inlet and a diesel outlet, the diesel outlet is connected with the atomizing nozzle in a sealing mode, a preheater containing cavity is formed in the diesel storage device, and the preheater is arranged in the preheater containing cavity. According to the diesel preheating device, the preheater is fixed inside the diesel storage device, fixed point preheating technology is adopted, liquid heat exchange principle is applied, and therefore heat exchange efficiency is improved, energy consumption is reduced, diesel can be preheated most efficiently, viscosity of the diesel can be reduced, and flowability of the diesel can be improved.
Owner:北京北机机电工业有限责任公司
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