72results about How to "Realize cooling and heat dissipation" patented technology

The invention discloses a four-wheel drive hub drive blade electric vehicle power assembly temperature integrated regulation and control system. The system is mainly composed of an oil tank, an oil pump, a hub motor, wheels, a storage battery pack, a heater, a radiator, a fan, a controller, temperature sensors, a coarse filter, a fine filter, a four-way valve, a three-way valve, a two-way valve and the like. According to the system, real-time temperature signals fed back by the temperature sensors are received by the controller, and the controller is sent to control starting and stopping of the oil pump, the heater and the fan and control opening and closing of valve openings of all valves; and under different working conditions, different circulation passages are closed to enable cooling oil to flow in corresponding passages. By means of the four-wheel drive hub drive blade electric vehicle power assembly temperature integrated regulation and control system, integrated cooling and radiating of the storage batteries and the hub motor can be achieved; and during low-temperature starting, the storage batteries can be heated, the storage batteries can work within the best temperature scope as many as possible, the working performance of the storage batteries is better played, and the service life of the storage batteries is prolonged.

The invention provides an infrared camouflage material which is formed by laminating multiple films. The films include YbF3 and ZnSe films which are arranged alternatively, and the thickness of either the YbF3 film or the ZnSe film equals 1 / 4 of the central wavelength. Compared with the prior art, ZnSe and YbF3 serve as base materials, the refractive index of the ZnSe base material is different from that of the YbF3 material, a multi-layer combined film structure is coated in a laminated manner in each 1 / 4 central wavelength, light beams reflected in all interfaces of the film structure have the same phase when returning to the front surface, constructive interference is generated, and high reflection of infrared energy of the corresponding central wavelength can be realized; the infrared camouflage material has no negative influence on transmission of radar waves, and is highly compatible with the hidden performance of radars; and is low in emitting rate in an intermediate and long wave atmosphere window, realizes an infrared camouflage function, is high in the emission rate beyond the atmosphere window, and can cool and take away heat from an object.

The invention discloses an emergency cut-off device. The device comprises a protective bottom shell and a protective upper cover, a circuit breaker is arranged between the protective bottom shell andthe protective upper cover; the circuit breaker comprises two insulating stand columns installed on the protective bottom shell, the upper ends of the insulating stand columns are provided with powerconnection contacts connected with two transmission lines, a conductive plate is arranged between the two power connection contacts, and the protective bottom shell and the protective upper cover areprovided with a circuit cut-off reset mechanism used for circularly achieving circuit cut-off and circuit connection; the protection bottom shell and the protection upper cover are each provided witha heat dissipation assembly, the heat dissipation assemblies achieve sealing under the effect that the circuit cut-off reset mechanism lifts the conductive plate to be powered off, and the heat dissipation assemblies achieve heat dissipation and cooling under the effect that the circuit cut-off reset mechanism pushes the current plate to be powered on. According to the scheme, power-off electric arcs are prevented from being generated when a transmission circuit is cut off, the service life of the emergency cut-off device is prolonged, cooling and heat dissipation are achieved through multipleformed heat dissipation openings, and meanwhile the heat dissipation openings are completely sealed to achieve self-protection.

The invention relates to a charging module and a charger employing the same. The charging module comprises a module shell, wherein a power component is arranged in the module shell and is used for achieving a charging function, a liquid cooling structure is arranged in the module shell or on the module shell and is used for performing liquid-cooling heat dissipation on the power component, the module shell is a closed shell, and an internal fan is arranged in the closed shell and is used for performing air-cooling heat dissipation on the power component. The module shell is the closed shell, cooling and heat dissipation are mainly achieved by the liquid-cooling structure in the module shell, and the influence of outdoor dust on a component in the module is completely solved; and moreover, air flow in the module shell is achieved by the internal fan in the module shell, the problem that non-uniform heat dissipation of the liquid-cooling structure is easy to generate is effectively prevented, and the heat dissipation performance of the charging module is improved.

The invention discloses a speed regulating method and device for a cooling fan of a server, which comprises the following steps of acquiring the hard disk configuration of the server and the server temperature; selecting a corresponding preset control strategy according to the hard disk configuration; calculating the control amount of the cooling fan according to the server temperature and the preset control strategy so as to adjust the rotating speed of the cooling fan and dissipate heat of the server. By adopting the corresponding preset control strategy to carry out heat dissipation regulation according to the different hard disk configurations of the server, different requirements of different hard disk configurations on heat dissipation power can be met on the basis of achieving the aim of cooling and radiating, the heat dissipation efficiency of various hard disk configurations can be effectively improved, and the problems of excessive power consumption and excessive noise are avoided. The invention further discloses a speed regulating device for the cooling fan of the server, which also has the above advantages.

The invention provides an intelligent material with radar and infrared integrated invisible effect. The intelligent material comprises a first transparent substrate, a second transparent substrate, an interlayer, a transparent solution storage device and a vacuuming device, wherein the second transparent substrate corresponds to the first transparent substrate; the interlayer is arranged between the first transparent substrate and the second transparent substrate; the transparent solution storage device is communicated with the interlayer; the vacuuming device is communicated with the interlayer; an infrared invisible material is arranged on the non-corresponding surface of the first transparent substrate or the second transparent substrate, and is formed by overlapping a plurality layers of films; the multiple layers of films comprise YbF3 films and ZnSe films arranged at intervals, and the thickness of each of YbF3 films and ZnSe films is equal to one fourth of center wavelength. Compared with the prior art, the intelligent material has the advantages that a transparent solution with different dielectric constant from the substrate is injected into or sucked from the interlayer structure, so that the opening and closing function for radar wave is realized; an infrared invisible material layer with a one-dimensional quasi-periodic structure is arranged on the surface of the substrate, the characteristic of non-destructive penetration to radar wave is realized, and the radar and infrared integrated invisible effect is realized.

The invention discloses an electromagnetic braking type high-efficiency dust removal and cooling mining drilling tool, which includes a water inlet pipe sleeve, a water spray cover, a mining drill bit, a mining drill pipe and a brake disc. The front end of the water inlet pipe sleeve is welded with a water spray cover. The rear end of the water inlet pipe sleeve is welded with an end seal plate, and a water inlet cavity is formed between the end seal plate, the water inlet pipe sleeve and the water spray cover; a mining drill pipe is installed in the water inlet cavity, and the mining There is a sealing ring between the drill pipe and the water spray cover, and the front end of the mining drill pipe passes through the water spray cover to weld the limit pin, which is inserted into the slot in the middle of the heat conduction plate, and the heat conduction plate is embedded in the mining drill bit; The front end of the mining bit is provided with a number of cutting teeth, and the side of the mining bit is welded with a number of cutting teeth through a welding block; the synchronous cooling process of the inside and outside of the mining bit is realized, and the cooling effect is good; the braking effect is good, and the water flow in the water chamber The heat generated by braking is dissipated in time, and the cooling effect is good, which solves the existing serious problem of braking heating and scalding.

The invention relates to an integrated cooker with a cooking device. The integrated cooker comprises the cooking device with a door body and a cooker arranged at the upper part of the cooking device,wherein the cooker comprises a cooker shell and a heat dissipation system; the heat dissipation system comprises a heat dissipation channel and a fan arranged in the heat dissipation channel, the heatdissipation channel is provided with a first air outlet port, and a first ventilation opening is formed in the front side wall of the cooker shell; and the door body comprises a first door plate anda second door plate, a ventilation interlayer is reserved between the first door plate and the second door plate, the ventilation interlayer comprises an inlet located in the top and an outlet locatedin the bottom, and the first ventilation opening is in fluid communication with an inlet of the ventilation interlayer. According to the integrated cooker, the cooker shell is internally provided with the heat dissipation channel, air flow in the heat dissipation channel can be blown to the first ventilation opening in the front side wall of the cooker shell through the first air outlet port in the heat dissipation channel, air outlet energy of a second ventilation opening is blown into the ventilation interlayer of the door body, then cooling and heat dissipation of the door body are achieved, and the situation that a user is scalded by the too high door body temperature is avoided.

The invention discloses a cooling method and a notebook computer. The cooling method is applied to the notebook computer with a sensor. The cooling method comprises the steps of obtaining a first tiltangle of the notebook computer through the sensor; judging whether the first tilt angle meets a first preset condition or not; when the first title angle meets the first preset condition, enabling acooling unit of the notebook computer to perform cooling in a first cooling mode; and when the first tilt angle does not meet the first preset condition, enabling the cooling unit to perform cooling in a second cooling mode, wherein the first cooling mode is different from the second cooling mode. When a user puts the notebook computer on the knees or the legs, the notebook computer can realize intelligent switching of the cooling modes of the cooling unit, so that the knees or the legs of the user cannot feel remarkable heat and do not suffer from scald and low-temperature scald, the usage experience of the user is enhanced, and the user can use the notebook computer safely.

The invention discloses a passive cooling type power generation energy storage equipment room, and belongs to the field of building engineering. The passive cooling type power generation energy storage equipment room comprises a power storage module configured to store power, an instrument module composed of electronic equipment and electrically connected with the power storage module, and an enclosure structure containing the power storage module and the instrument module, wherein the enclosure structure comprises outer wall board components and roof components, each outer wall board component is formed by enclosing a plurality of wall boards with double-layer structures, and the roof components are arranged at the top of the outer wall board components. The outer wall board components and the roof components are provided with a penetrating ventilation channel. A space defined by the outer wall board components is internally divided into an upper layer and a lower layer through a partition plate, wherein the upper layer is configured to contain the instrument module, and the lower layer is configured to contain the power storage module. Through the scheme, the main body of the enclosure structure has the double-layer structures, the penetrating ventilation channel is arranged inside, the chimney effect can be realized, and efficient passive cooling is realized.

The invention provides an optical fiber laser which comprises a plurality of optical devices, a cooling container, a circulating cooler and cooling liquid. The optical devices are arranged in the cooling container; the cooling container comprises a liquid inlet and a liquid outlet; the liquid inlet and the liquid outlet are respectively connected with the circulating cooler; the cooling liquid flows into the cooling container through the circulating cooler and the liquid inlet, so that the optical devices in the cooling container are soaked in the cooling liquid; and after flowing through the optical devices in the cooling container, the cooling liquid flows back into the circulating cooler through the liquid outlet. Correspondingly, the invention also provides a cooling method of the optical fiber laser. Therefore, according to the invention, the cooling efficiency of the optical fiber laser can be greatly improved, so that the output power of the optical fiber laser can be further improved.

The invention provides a mobile all-vanadium redox flow chargeable vehicle. The mobile all-vanadium redox flow chargeable vehicle comprises a base, an electric motor, a driving shaft, two groups of front wheels, a driven shaft, two groups of rear wheels, a shell, a first electrolyte storage tank, a rectifying charging plug, a redox flow leading tube, a redox flow outlet tube, a replacement pump, a second electrolyte storage tank and a cell stack, wherein the two groups of front wheels are symmetrically mounted at the left and right ends of the driving shaft, the electric motor is mounted on the driving shaft, the two groups of rear wheels are symmetrically mounted at the left and right ends of the driven shaft, the shell is mounted on the upper end face of the base, the right end of the redox flow outlet tube penetrates the shell and is connected with the second electrolyte storage tank, the replacement pump is mounted on the redox flow outlet tube, the right end of the redox flow leading tube penetrates the shell and is connected with the upper end face of the first electrolyte storage tank, the left end of the redox flow leading tube is connected with the replacement pump, and the rectifying charging plug is connected with the cell stack through a power line. The mobile all-vanadium redox flow chargeable vehicle has the advantages of reasonable structure, mobility in charging, convenience in use, high charging efficiency, energy saving, cost reduction, safety and reliability.

The invention discloses a two-wheel drive distributed hub driving pure electric vehicle temperature adjusting and controlling system. The system is mainly composed of an oil tank, an oil pump, hub motors, wheels, a storage battery, a heater, a radiator, a fan, temperature sensors, a controller, a coarse strainer, a fine strainer, four-way valves, two-way valves and the like. The system receives temperature signals fed back by all the temperature sensors through the controller, and an instruction is sent to control the oil pump, the heater and the radiating fan to be started or stopped as well as control opening and closing of openings of all valve bodies, so that under different working conditions, different circulation accesses are connected to enable cooling oil to flow in the corresponding accesses. The two-wheel drive distributed hub driving pure electric vehicle temperature adjusting and controlling system can achieve integrated cooling and heat dissipation of the storage battery and the hub motors and can also heat the storage battery during low-temperature starting, thus, the storage battery can work with the optimal temperature range as far as possible, the working performance of the storage battery is achieved better, and the service life of the storage battery is prolonged.

The invention relates to a marine beacon light with a good lighting effect for guiding a ship to sail. The light comprises a floating block, a support column, a lighting mechanism, a photovoltaic mechanism and a demisting mechanism, the lighting mechanism comprises a lamp shell, a bulb, a base plate and a bottom plate. The demisting mechanism comprises a lifting assembly, a lifting plate, a rotating assembly, a fixed pipe, a vertical pipe, a transverse pipe and two demisting pipes; the photovoltaic mechanism comprises a flat plate, a fixing shaft, a ball, a connecting block, a photovoltaic plate and a plurality of telescopic assemblies. According to the marine beacon light with the good lighting effect for guiding the ship to sail, the angle of the photovoltaic panel can be flexibly adjusted through the photovoltaic mechanism, so the photovoltaic panel is allowed to face the sunlight, photovoltaic power generation is increased, moreover, when the demisting mechanism operates, hot air in the lamp shell can be pumped away, cooling and heat dissipation in the lamp shell are achieved, the service life of the bulb is prolonged, the spray head can be driven to rotate around the surface of the lamp shell and move up and down, hot air from the interior of the lamp shell is sprayed, water mist on the surface of the lamp shell is removed, a good lighting effect is guaranteed, and the practicability of equipment is improved.

The present invention relates to a low-voltage integrated distribution box, belonging to the technical field of electric equipment. The low-voltage integrated distribution box includes a box shell. The interior of the box shell is separated into four working rooms, including a measuring room, a capacitance compensation room, a cable entry room and a cable exit room. The measuring room is internally provided with a residual current operated circuit breaker. The capacitance compensation room is internally provided with a fuse. Both the left side surface and the right side surface of the shell are provided with an inner panel and an outer panel. The inner panel is provided with a first air vent, and the outer panel is provided with a second air vent, thereby promoting air circulation between interior and exterior of the box, and lowering interior temperature of the box. The box is more convenient to install and move, less rainwater enters the box, and the protection level of the box is improved.

The invention discloses a dustproof computer main chassis. The chassis comprises a fully enclosed enclosures, the fully enclosed chassis comprises a chassis body and a left side plate rotatably connected with the chassis body through a rotating shaft, a right side panel, the left side panel, one side edge of the right side plate is connected with the rear panel of the chassis body through a fastening device, one end of the fastening device and a left side plate, the other side of the right panel is hinged, The other end of the fastening device is connected with the rear plate clasp of the chassis body, the left side plate and the right side plate are fixedly connected with the sealing gasket at the connection with the chassis body, and the right side plate is provided with a heat dissipation device, which comprises a miniature vacuum pump, a heat pipe group, an air exchange box, a gas pipe, a heat dissipation fin, a fan and a cover body. The dust-proof computer chassis of the inventionhas a reasonable structure, and the dust-proof performance of the chassis is improved while the heat dissipation performance is guaranteed.

The invention discloses a high-low voltage power distribution switch control cabinet for a transformer substation, and particularly relates to the field of power distribution cabinets, the high-low voltage power distribution switch control cabinet comprises a control cabinet body, one side of the control cabinet body is rotatably connected with a door plate, the surface of the door plate is uniformly provided with first heat dissipation grooves, and the inner wall of the control cabinet body is fixedly provided with an inner frame; first notches are uniformly formed in the inner walls of the two sides of the inner frame, and height adjusting mechanisms are uniformly distributed in the inner frame. Compared with the prior art, the height of the L-shaped lifting plate is adjusted, so that the height of the L-shaped lifting plate is matched with the height of electrical equipment to be installed; according to the invention, the two L-shaped limiting plates and the protective pad move in opposite directions, and the two L-shaped limiting plates and the protective pad limit and fix electrical equipment, so that the electrical equipment with different heights and sizes can be conveniently and fixedly mounted, the convenience of mounting the electrical equipment is effectively improved, and the flexibility of the control cabinet body is effectively improved.

The invention relates to an active power filter device based on voltage closed-loop control. The device comprises a filter shell, a front-end double-door leaf and a rear-end door leaf, the front-end double-door leaf and the rear-end door leaf are respectively positioned at the front end and the rear end of the filter shell and are movably connected with the filter shell; heat dissipation holes areformed in the side wall of the filter shell, clamping plates extending up and down are arranged at the positions, close to the two side edges, of the outer side of the side wall of the filter shell respectively, heat conduction covers are connected to the clamping plates in a sliding and clamping mode, refrigeration modules are arranged in the heat conduction covers, and the heat conduction covers cover the outer sides of the heat dissipation holes. The bottom of the filter shell is hollow and is connected with a bottom bin, a heat exchange fan is arranged in the bottom bin, and the lower endof the heat conduction cover is open and is communicated with the bottom bin. By means of the device, it can be guaranteed that the device has excellent heat dissipation efficiency, and the device can be suitable for various ground installation conditions.

The invention relates to the technical field of transducers and more particularly relates to a module splicing type phased array transducer. The module splicing type phased array transducer comprisesa shell, a printed circuit board arranged in the shell, a base plate, a transducer array and a monitoring device. The printed circuit board comprises a positive electrode layer and a negative electrode layer. The base plate is fixedly arranged on the negative electrode layer of the printed circuit board in a covering manner, and multiple through holes are formed in the base plate. The transducer array is arranged on the base plate in a covering manner and comprises multiple transducer array element. Each transducer array element comprises a crystal, a positive electrode lead and a negative electrode lead. The positive electrode leads penetrate the through holes to be connected with the positive electrode layer, the negative electrode leads penetrate the through holes to be electrically connected with the negative electrode layer, and the monitoring device is connected with the transducer array. The transducer array elements are detachably connected with the base plate through the through holes. By means of the module splicing type phased array transducer, the transducer array elements are directly inserted into the printed circuit board through the positive leads and the negative leads of the transducer array elements, the transducer array elements are directly pulled out from the circuit board when being damaged, and replacing of single transducer elements is achieved.

The invention provides a binocular holder for a visible light camera and an infrared thermal imaging camera, and the holder comprises a camera main box, a visible light camera, an infrared thermal imaging camera and a motor main box. A plurality of heat dissipation assemblies capable of dissipating heat are embedded in the inner wall of the longitudinal side of the camera main box in the up-down vertical direction in an equally adjacent manner; each heat dissipation assembly comprises a metal shell, a material storage assembly capable of storing cooling materials, a refrigeration assembly capable of generating cold air and a movable assembly capable of freely moving along with temperature changes. According to the binocular holder of the visible light camera and the infrared thermal imaging camera, the camera main box can have a heat dissipation function, and when a cradle head camera is used outdoors for a long time in summer, the temperature in the camera main box cannot rise easily even if the cradle head camera is exposed to the sun; therefore, the normal operation of internal parts at a proper temperature is ensured, and the service life of the camera is prolonged.

The invention provides a totally-enclosed case heat radiation device comprising semiconductor refrigeration sheets, heat radiation fins, a first coil pipe clamp plate, a second coil pipe clamp plate and a coil pipe. The heat radiation surface of the semiconductor refrigeration sheets is fixed on the side plate of a peripheral totally-enclosed case and also connected with the heat radiation fins. The heat radiation fins are fixed on the external side surface of the side plate of the case. The first coil pipe clamp plate and the second coil pipe clamp plate are oppositely arranged. The opposite surfaces of the first coil pipe clamp plate and the second coil pipe clamp plate are provided with grooves adaptive to the shape of the coil pipe in a pairing way. The first coil pipe clamp plate and the second coil pipe clamp plate clamp the coil pipe. The first coil pipe clamp plate is fixed on the internal side surface of the side plate of the case and connected with refrigeration surface of the semiconductor refrigeration sheets. Heat radiation of the totally-enclosed case is performed through the semiconductor refrigeration sheets and the coil pipe connected with the semiconductor refrigeration sheets without influencing the sealing performance of the case.

The invention relates to the technical field of illuminating lamps, and discloses an illuminating lamp capable of changing light irradiation intensity by utilizing water flow velocity and flow rate, which comprises a lamp panel, a lamp source is fixedly mounted at the bottom of the lamp panel, and a first water pipe, a second water pipe and a third water pipe are sequentially and fixedly mounted at the bottom of the lamp panel from outside to inside; and a circulating device is arranged at the circle center of the bottom of the lamp panel. According to the illuminating lamp capable of changing the light irradiation intensity by utilizing the flow velocity and the flow rate of the water body, the water body continuously and dynamically flows and circulates in cavities of the water cover, the first water pipe, the second water pipe and the third water pipe, so that the light emitting degree of the lamp source can be controlled by controlling the speed of circulating water flow; when the circulating speed of water in the water cover, the first water pipe, the second water pipe and the third water pipe is increased, the flowing water vibrates, so more light reflection and refraction are realized, the illuminance of light of the lamp source passing through the first water pipe, the second water pipe and the third water pipe is reduced, and the light of the lamp source is diffused.

The invention discloses a motor and a motor air cooling structure thereof. The motor air cooling structure comprises a plurality of fan blades used for being connected to the end of a rotor. wherein the air outlet side of any fan blade is used for facing the rotor. The motor air cooling structure adopts the fan blades to realize air cooling, and compared with liquid cooling, the size and the massof the motor are not excessively increased; besides, the fan blades are driven by the rotor, kinetic energy of the motor during working can be reasonably utilized, structural complexity of the motor and a product where the motor is located is prevented from being increased, and driving burden of the product where the motor is located is also prevented from being increased.

The invention relates to a water-cooling welding torch comprising a burner copper head, an external water division pipe connected with an external pipe which are both connected with the burner copperhead, a conductive seat copper head, and an internal liner pipe and an internal water division pipe which are connected with the conductive seat copper head, wherein at least two water injection passages are arranged between the internal liner pipe and the internal water division pipe and communicated with each other at the position of the conductive seat copper head; and at least two water injection passages are arranged between the external pipe and the external water division pipe and communicated with each other at the position of the burner copper head. Through the design, two water circulation passages are formed on the torch head and the torch body, wherein the inner liner pipe, the inner water division pipe and the conductive seat copper head form the first water circulation passage to reduce the temperature and dissipate the heat of the torch body and the torch head; and the external pipe, the external water division pipe and the burner copper head form the second water circulation passage to further reduce the temperature and dissipate the heat of the torch body and the torch head. Through the two water circulation passages, the welding torch can keep the temperatures ofthe torch head, the torch body and the welding stick in the torch body within the controlled range and ensure the working quality of the welding torch.

The invention discloses a main helium fan motor cooling and ventilating structure and a main helium fan motor, and belongs to the technical field of main helium fan motors. The main helium fan motor cooling and ventilating structure and the main helium fan motor aim at solving the problems that an electromagnetic bearing on the main helium fan motor is complex in structure and can generate a largeamount of heat in a use process, so that a main helium fan cannot effectively and quickly dissipate heat. The main helium fan motor cooling and ventilating structure comprises rotating shafts, a first electromagnetic bearing, a second electromagnetic bearing, a fan and a shell, wherein a first electromagnetic bearing and a second electromagnetic bearing are fixedly arranged inside the shell, a cavity is formed among the first electromagnetic bearing, the second electromagnetic bearing and the shell, the rotating shafts are rotationally arranged on the first electromagnetic bearing and the second electromagnetic bearing, a gap is formed between the rotating shaft and the first electromagnetic bearing and between the rotating shaft and the second electromagnetic bearing, the two ends of therotating shafts extend out of the first electromagnetic bearing and the second electromagnetic bearing, and an air inlet and an air outlet are formed in the shell. According to the main helium fan motor cooling and ventilating structure and the main helium fan motor, an inner air duct and an outer air duct are arranged to realize inner cooling circulation and outer cooling circulation of the electromagnetic bearings, so that the interior of the main helium fan motor is fully cooled.

The invention discloses a computer-aided design method and device for an LED large screen, belongs to the technical field of LED screens, and aims to solve the problems that when computer-aided design equipment debugs the large screen, the debugging time is long, the temperature of the equipment during operation is high, but the equipment is lack of a heat dissipation function, so that heat dissipation of the equipment is troublesome, and meanwhile, the debugging time is short. High temperature affects the operation efficiency of equipment; the moving sleeve is driven to reciprocate, the rotating shaft is driven to rotate in a reciprocating mode, the rotating shaft enables the fan to rotate in a reciprocating mode through the connecting sleeve and the connecting rod, the fan reciprocates and rotates in a reciprocating mode, and airflow generated when the fan works cools the auxiliary all-in-one machine terminal through the air inlet groove. And the high-temperature hot air in the protection box is discharged through the second heat dissipation groove and the first heat dissipation groove, so that cooling and heat dissipation of the auxiliary all-in-one machine terminal are conveniently realized, the heat dissipation effect of the auxiliary all-in-one machine terminal is effectively improved, and meanwhile, the operation efficiency of the auxiliary all-in-one machine terminal is improved.

The invention discloses a railway train and a double-end transmission permanent magnet motor thereof. The double-end transmission permanent magnet motor comprises a rotor structure; a stator structurewhich sleeves the outer side of the rotor structure; a front end cover, a rear end cover and an exhaust fan. A through ventilating duct is axially formed in a base of the stator structure; the frontend of the stator structure is fixedly connected with the front end cover in a sealed mode, an air inlet is formed in the front end cover in the radial direction, and the air inlet is communicated with the ventilating duct; the rear end of the stator structure is fixedly connected with the rear end cover in a sealed mode, an air outlet is formed in the rear end cover in the radial direction, and the air outlet is communicated with the ventilating duct; and the exhaust fan is mounted at the air outlet of the rear end cover. According to the invention, the front end cover, the rear end cover andthe stator structure form the enclosed space of the motor, and the exhaust fan is located outside the enclosed space of the motor, thereby guaranteeing the cleanness of the interior of the motor, andenabling the motor to work more safely and reliably. The air inlet of the front end cover and the air outlet of the rear end cover are both arranged to be of a radial structure, and the requirement of a double-end transmission traction motor for radial air inlet of a driven motor can be met.

The invention discloses a solar glass skylight assembly, and belongs to the technical field of automobile parts. The solar glass skylight assembly comprises a glass panel. The glass panel is mounted in an automobile skylight sash and comprises outer-layer glass, inner-layer glass and intermediate layers, the intermediate layers are arranged between the outer-layer glass and the inner-layer glass and comprise a plurality of thin film cells, the side, which is far away from the thin film cells, of the outer-layer glass faces the outside of an automobile, and the side, which is far away from thethin film cells, of the inner-layer glass faces the inside of the automobile. The solar glass skylight assembly has the advantages that an automobile skylight is used as an additional power system forthe automobile, accordingly, energy can be saved, emission can be reduced, fuel consumption of the automobile can be decreased, and emission of greenhouse gas and the like can be reduced.

The invention provides a male reproduction health nursing device. The male reproduction health nursing device is a functional health-care product which is designed for male reproduction health and hasnursing and auxiliary treatment functions. The male reproduction health nursing device is designed according to a telotism mechanism and a penis and testicles are directly irradiated through infraredlight by adopting an infrared light energy blood circulation stimulation principle; blood circulation of the testicles and the penis is promoted, the biological activity of testicle cells is stimulated, the capability of synthesizing sperms by the testicle cells is improved and the capability of secreting sex hormones by the testicle cells is improved, so that the concentration of testosterone inblood is improved and a sexual function is recovered; the blood circulation of the penis is improved and the penis erects powerfully; erectile dysfunction of the penis is solved and normal erection of the penis is realized. The male reproduction health nursing device is composed of a control host and an illumination device; the control host is composed of a driving circuit board, a lithium battery and upper and lower machine cases of the control host; the driving circuit board comprises a light source driving circuit and a lithium battery charging management circuit. The illumination device is composed of a penis irradiation light source, a testicle irradiation light source and upper and lower machine cases of the illumination device.

The invention provides a radiator for debugging a circuit board. The radiator comprises a refrigeration piece base, a water pipe base, refrigeration pieces, water pipes, a water pump and a direct current (DC) power supply, wherein the refrigeration pieces are adhered to the upper surface of the refrigeration piece base and are connected with the DC power supply; and the water pipes are connected with the water pump and are arranged between the refrigeration piece base and the water pipe base. The radiator solves the problem that the debugging precision is influenced due to heat dissipation difficulty in the process of debugging the circuit board in the prior art. The circuit board to be debugged is arranged on the refrigeration surfaces of the refrigeration pieces to be cooled, and water in the water pipes ceaselessly flows by the water pump to dissipate the heat of the heating surfaces of the refrigeration pieces, so that an aim of controlling the surface temperature of the circuit board is fulfilled, and the circuit board is convenient to debug.