109results about How to "Avoid affecting heat dissipation" patented technology

The invention, which belongs to the large-sized and medium-sized motor heat radiation technology field, discloses a vent segment, a ventilating duct using the vent segment and a motor using the ventilating duct. The vent segment comprises a vent segment main body; fins are arranged on the vent segment main body along a wind direction of a duct; the fins form included angles with the vent segment main body. According to the vent segment, the ventilating duct using the vent segment and the motor using the ventilating duct in the invention, fins are increased; therefore, a heat radiation area between flowing air and an iron core in a stator duct can be effectively increased; turbulence of cooling air flowing in the duct can be improved; and compared with an original ventilating duct structure, the provided ventilating duct structure enables a high heat transfer coefficient of the cooling air at a same flow velocity to be ensured, so that an objective that the temperature rise of a motor stator can be effectively reduced with given losses of the motor stator can be achieved.

The invention relates to the field of optical and projection technology, and more particularly to a DMD module, a DLP machine and a DLP projection device. The DMD module includes a DMD chip, a main housing, a driving plate, a fixing member, a radiator and a connecting member. The radiator includes a radiating block. Through holes are disposed in the fixing member and the driving plate. The DMD chip is fixedly mounted on the main housing, the connecting member is connected to the main housing through the radiator, the fixing member and the driving plate in sequence, and the radiating block is in contact with the back surface of the DMD chip through the through holes in the fixing member and the driving plate. A spring piece is disposed between a stopper portion of the connecting member and the radiator, a spring is disposed between the stopper portion of the connecting member and the fixing member, and the spring passes through the radiator. Therefore, the invention can radiate the heat generated by the DMD chip in time, and ensure the contact accuracy and stability between the DMD chip and the driving plate, thereby improving the quality of a final output image.

The invention discloses a temperature adjusting system for electric vehicle batteries, comprising: a first reel and a second reel arranged on two sides of a battery box respectively, wherein the firstreel is rotationally arranged in an insulation barrel; a first motor and a second motor; a belt that includes two layers of base cloth sewn together and a heat-absorbing portion including a pluralityof heat storage tubes sewn between the two layers of base cloth, wherein the heat storage tubes are filled with a phase change material; an environmental temperature sensor; a battery temperature sensor; a heat storage tube sensor; a controller that captures an electric vehicle stop signal from an electronic control unit, wherein the heat-absorbing portion covers the lower portion of the batterybox for a period of time when the environmental temperature is lower than the lower limit of environmental temperature, and a hollowed-out portion is reeled to the second reel; wherein the controlleracquires an electric vehicle start signal from the electronic control unit, and the heat-absorbing portion covers the lower portion of the battery box when the battery temperature is lower than a lower limit of battery temperature. The temperature adjusting system for electric vehicle batteries provides automatic adjustment for battery temperature efficiently and helps extend the service life of each battery.

The invention relates to a low-voltage draw-out type switch cabinet. The low-voltage draw-out type switch cabinet comprises a cabinet body; the cabinet body includes a cable room, a busbar room and a plurality of drawer units; separation boards are arranged between adjacent drawer units; two sides of each separation board are both provided with a slide rail; each drawer unit includes a pulling drawer, a circuit breaker, a voltage transformer and a current transformer; two sides of the pulling drawer are both provided with rolling wheels; one side of the interior of the pulling drawer is provided with a dust-removing room, and the other side of the interior of the pulling drawer is provided with a dust collecting net; the surface of the pulling drawer is provided with an observation window, a circuit breaker operating handle and an illumination light; the top of the observation window is provided with a connecting rod; and the connecting rod is provided with a shielding board. With the low-voltage draw-out type switch cabinet of the invention adopted, dust removing, heat dissipation and in-cabinet observation can be facilitated. The low-voltage draw-out type switch cabinet of the invention has the advantages of simplified operation as well as improved practicality and safety.

The invention discloses a computer dustproof device. The computer dustproof devic comprises a case body, a rear cover is detachably connected to the side wall of the case body; a plurality of heat dissipation holes are uniformly formed in the side wall of the rear cover; a plurality of notches are formed in the side wall of the rear cover; each notch is internally and detachably connected with a patch cord. A dustproof cover is arranged on the side wall of the rear cover; the dustproof cover, the rear cover and the case body are jointly provided with a locking mechanism; a motor is fixedly connected to the side wall of the dustproof cover, an output shaft of the motor penetrates through the side wall of the dustproof cover, a brushing and sweeping mechanism is arranged on the inner wall ofthe dustproof cover, the output shaft of the motor is matched with the input end of the brushing and sweeping mechanism, and a dust suction mechanism is arranged on the inner wall of the dustproof cover. The computer dustproof devic is tight in sealing, dust is not prone to entering a computer, a dustproof window can be automatically cleaned, a dust suction mechanism is further arranged, dust accumulation is avoided, heat dissipation is prevented from being affected, and disassembling and manual cleaning are convenient.

The invention provides a dust removing device used for a power distribution cabinet, and a low-voltage power distribution cabinet, which relate to the technical field of power distribution. The dust removing device comprises a transmission mechanism, a dust removing tool and a controller, wherein the transmission mechanism comprises a transmission belt, a bearing and a motor, the bearing drives the transmission belt to move, and the motor drives the bearing to rotate; a fixed member is arranged at the center of the bearing; the motor is equipped with a motor fixing frame; the dust removing tool comprises a dust removing main body and a connecting part; the dust removing main body is used for removing dust of a ventilation region, one end of the connecting part is connected with the dust removing main body, and the other end is connected to the transmission belt, so that the dust removing main body moves along with the movement of the transmission belt; and the controller is connected with the motor, and is used for controlling a rotating direction and rotating duration of the motor. The dust removing device can be used for removing dust of the ventilation region, in which dust is most liable to gather, of the power distribution cabinet, so as to prevent heat dissipation from being affected because the dust blocks the ventilation region, and the problem of poor effect of a low-voltage power distribution cabinet dust removing method in the prior art is effectively solved.

The invention discloses a maintainable box transformer with a transformer cooling function. The maintainable box transformer comprises a shell; a cabinet door is arranged on the front side of the shell; two partition plates are fixedly mounted on the lower surface of the inner side wall of the shell; the two partition plates divide the shell into three placing cavities; a high-voltage power distribution device, a transformer and a low-voltage power distribution device are fixedly mounted in the three placing cavity from left to right; a temperature sensor is used for sensing the temperature inside the shell; a data comparison module compares real-time data with set data; when the real-time data exceeds the set temperature, a single-chip microcomputer sends a signal to control a micro-motorto be started for driving fan blades to rotate to accelerate the flowing of airflow in the shell; gas enters the shell from an air inlet and is discharged through an air outlet to dissipate heat, sothat the cooling effect is good; and a copper heat conduction plate and cooling fins are matched to quickly conduct heat generated by work of parts to outside, so that the problem that the parts are burnt out due to excessively high temperature is effectively avoided, and the service lives of the parts are prolonged.

The invention relates to the technical field of automobile auxiliary devices, and discloses an intelligent charging system used for an automobile with a remotely-controlled function. The intelligent charging system used for the automobile with the remotely-controlled function comprises a base. Lifting rods are fixedly connected to the top of the inner cavity of the base, the bottom ends of the lifting rods are connected to moving devices in a threaded mode, a charging cabinet is fixedly connected to the top of the base, a display screen is fixedly connected to the outer part of the charging cabinet in a sleeving mode, sliding blocks are fixedly connected to the top of the charging cabinet, a sealing block is movably connected to the bottoms of the sliding blocks in a sleeving mode, and a limiting block is fixedly connected to the side surface of the sealing block. According to the intelligent charging system used for the automobile with the remotely-controlled function, through matching of the driving motor, a rod fixing block, a clamping block and a cleaning brush, it is ensured that the intelligent charging system used for the automobile with the remotely-controlled function canclean the top of the charging cabinet, the problem that heat dissipation is influenced due to the fact that too much dust accumulates on the top of the charging cabinet is avoided, and meanwhile the cleaning work of a charging pile is conveniently conducted.

The invention relates to a fixed high tension switchgear, comprising a cabinet body and a cabinet door. The top of the cabinet body is provided with a flashing board; the cabinet body is internally provided with a bus-bar chamber, a breaker chamber and a cable chamber from top to bottom. The bus-bar chamber is internally provided with a load switch; the breaker chamber is internally provided with a breaker, a voltage transformer and a current transformer; the cable chamber is internally provided with an isolation switch. The bus-bar-bar chamber, the breaker chamber and the cable chamber are respectively provided with a dust chamber on one side, and a collecting dust net on the other side. The cabinet door is provided with a plurality of observation windows; an air duct is arranged between each observation window and the cabinet door; the top of the observation window is provided with a connecting rod; the connecting rod is provided with a shielding plate. The fixed high tension switchgear facilitates dust removal, heat dissipation and observation in the cabinet, does not need to open the cabinet for detection, and has the characteristics of simple operation, and enhanced practicality and security.

The invention discloses a motor controller, and relates to the technical field of controllers, the motor controller comprises a protection box and a transmission belt, the inner cavity of the protection box is fixedly provided with a motor controller body, the top of the protection box is hinged with a sealing cover, the top surface of the sealing cover is provided with an upper heat exchange hole, and the inner cavity of the upper heat exchange hole is provided with a first filter screen; and the top surface of the first filter screen is flush with the top surface of the sealing cover. According to the motor controller, the motor controller body is protected through the protection box and the sealing cover, dust is prevented from falling on the surface of the motor controller body to affect heat dissipation of the motor controller body, and in addition, the joint of the motor controller body and a data connecting line on a new energy automobile is arranged in an inner cavity of the protection box; according to the motor controller, the problem that a joint of the data connecting line and the motor controller body is arranged outside, moisture in humid air easily enters the joint, and faults are brought to the joint is solved, and the working quality of the motor controller is improved.

The invention discloses a household air conditioner energy-saving device. The household air conditioner energy-saving device comprises an air conditioner outer case shell, wherein a compressor is arranged at the bottom of the inner side of the air conditioner outer case shell, and a plurality of ventilation meshes are formed in the two sides of the air conditioner outer case shell; and a ventilation opening is connected to the top end of the air conditioner outer case shell, a supporting frame is connected to the top end of the air conditioner outer case shell, and two first motors are installed at the bottom of the inner side of the air conditioner outer case shell. According to the household air conditioner energy-saving device, through the supporting frame, a rain shielding cover, the ventilation opening, a fan, an electric heating wire, a fan housing, the first motors, a ball screw, a ball nut, a first rolling bearing, a connecting block, a ventilation pipe, an air blowing openingand a ventilation hose, air generated by the fan can be uniformly blown to the surface of the compressor, then the effect of efficiently dissipating heat and cooling or preheating the compressor is achieved, and then the energy-saving efficiency of the air conditioner energy-saving device is improved.

The invention discloses a refrigeration accessory suitable for automobile internal temperature regulation of various automobile types. The radiator comprises an aluminum alloy frame, a cooling coil and radiating fins, the cooling coil is arranged in the aluminum alloy frame, the cooling fins are welded between the cooling coil and the aluminum alloy frame, lead screw guide rails are fixed to the upper end and the bottom end of the aluminum alloy frame correspondingly, the lead screw guide rail comprises a guide rail sliding groove, a lead screw, a lead screw bearing, a shaft coupling, a motorand a lead screw nut, the lead screw is arranged in the guide rail sliding groove, one end of the lead screw is rotationally connected with the lead screw bearing installed on the inner wall of one end of the guide rail sliding groove, the other end of the lead screw is fixedly connected with a motor rotating shaft installed at the outer end of the guide rail sliding groove through the shaft coupling, and a lead screw nut is installed on the lead screw. The lead screw guide rail, a brush body and a damping base are arranged, so the problems that existing automobile refrigeration accessories are inconvenient to clean and are prone to being damaged due to vibration on a bumpy road surface are solved.

The invention relates to a fixed high tension switchgear, comprising a cabinet body and a cabinet door. The top of the cabinet body is provided with a flashing board; the cabinet body is internally provided with a bus-bar chamber, a breaker chamber and a cable chamber from top to bottom. The bus-bar chamber is internally provided with a load switch; the breaker chamber is internally provided with a breaker, a voltage transformer and a current transformer; the cable chamber is internally provided with an isolation switch. The bus-bar-bar chamber, the breaker chamber and the cable chamber are respectively provided with a dust chamber on one side, and a collecting dust net on the other side. The cabinet door is provided with a plurality of observation windows; an air duct is arranged between each observation window and the cabinet door; the top of the observation window is provided with a connecting rod; the connecting rod is provided with a shielding plate. The fixed high tension switchgear facilitates dust removal, heat dissipation and observation in the cabinet, does not need to open the cabinet for detection, and has the characteristics of simple operation, and enhanced practicality and security.

The invention discloses a water-cooled dustproof cooling device for a domestic optical modem. The device comprises a fixed base, wherein a plurality of plastic sucking discs are arranged at the bottom of the fixed base; a mounting groove is arranged at the top center of the fixed base; a first permanent magnet is arranged in the mounting groove; an optical modem is arranged in the mounting groove; a second permanent magnet is arranged at the bottom end of the optical modem; the first permanent magnet is matched with the second permanent magnet; struts are both arranged at two sides of the mounting groove; a top plate is arranged at the top ends of the struts; an electric cabinet is arranged at the top center of the top plate; operating buttons are arranged on the electric cabinet; a storage battery is arranged in the electric cabinet; a circuit mainboard is arranged on the storage battery; a single-chip microcomputer is arranged on the circuit mainboard; the storage battery is connected to the single-chip microcomputer through a lead; and an electric push rod is arranged at the corner of one side of the top plate. The device has the advantages of compact structure and good dustproof and heat dissipation effects.

The invention provides a multi-domain wireless broadcast multicast loudspeaker based on internet control, which comprises a fixed base, a fixed frame is fixedly mounted on the upper side of the fixed base, a main body is fixedly mounted on the upper side of the fixed frame, a mounting part is fixedly mounted on the right side of the main body, a loudspeaker part is fixedly mounted on the right side of the mounting part, and a loudspeaker is fixedly mounted on the right side of the loudspeaker part. A driving power supply is arranged in the main body, and a loudspeaking mechanism is arranged in the mounting part. According to the multi-domain wireless broadcast multicast loudspeaker based on Internet control, an electrostatic adsorption plate is arranged, a friction ball and a friction plate are driven by a fixing rod to continuously rub, then static electricity is generated on the electrostatic adsorption plate, and when air passes through the electrostatic adsorption plate, the generated static electricity can adsorb dust in the air, so that the dust in the air is adsorbed, and the dust in the air is prevented from being adsorbed. Therefore, dust is prevented from entering the interior of the device, the situation that heat dissipation of the device is affected by too much dust is effectively prevented, and the service life of the device is prolonged.

The invention relates to the technical field of exchangers, in particular to a heat exchanger for an internal thread copper pipe and an air conditioner. The heat exchanger comprises a heat exchange barrel; a through pipe is arranged in the heat exchange barrel; the through pipe is wound with the thread copper pipe; the two ends of the thread copper pipe are fixedly connected with connectors; partition plates are fixedly connected in the heat exchange barrel; the bottom of the heat exchange barrel communicates with a water tank; and the two ends of the water tank communicate with the two ends of the heat exchange barrel through a water pump. According to the heat exchanger for the internal thread copper pipe and the air conditioner, water in the water tank can be pumped into the heat exchange barrel through the water pump, and the water is enabled to perform spiral motion between the partition plates due to the limiting effect of the spiral structure of the partition plates and finallyre-enter the water tank through a connecting pipe at the middle position of the bottom of the heat exchange barrel, and the water is enabled to flow towards the middle position of the heat exchange barrel for simultaneous flowing, so that the problem that the heat radiation effect is poor due to excess temperature of the water at the other end when the water flows in from one end is avoided, and the heat exchange effect of the heat exchanger is improved.

The invention discloses an energy-saving and environment-friendly automobile exhaust structure. The energy-saving and environment-friendly automobile exhaust structure comprises a smoke heating tank and a smoke circulation control mechanism, wherein the smoke heating tank is fixedly arranged on a water tank; the smoke circulation control mechanism is communicated with the smoke heating tank; the smoke heating tank is of a hollow tank body structure; in addition, an air inlet end and an air outlet end are respectively connected to two sides of the smoke heating tank; the smoke circulation control mechanism comprises a disc-like smoke circulation box with a hollow structure; an air inlet pipe, a first air outlet pipe and a second air outlet pipe are connected to the side wall of the smoke circulation box along the circumferential direction of the smoke circulation box; the air inlet pipe is connected to the exhaust end of an automobile engine; an automobile exhaust pipe is connected with the first air outlet pipe; the second air outlet pipe is connected with the air inlet end. According to the energy-saving and environment-friendly automobile exhaust structure disclosed by the invention, heat-containing waste gases are used for heating the water tank when an automobile is started in a cold state, so that the water temperature of the water tank quickly reaches operating temperature, further the engine can reach the operating temperature more quickly and eventually dynamic performance is improved; in addition, energy consumption is reduced.

The invention discloses a perforated cable tray bridge and a wiring optimization structure thereof. The bridge comprise a box body, openings are formed in the front side and the rear side of the box body, a plurality of grooves are formed in the surface of the bottom of the box body, inserting grooves are formed in the surfaces of the inner walls of the two sides of each groove, carrier rollers are movably arranged in the grooves, and rotating shafts are movably arranged in the carrier rollers in a sleeving mode. The two ends of the rotating shafts are fixedly connected with the inner walls ofthe inserting grooves correspondingly, a plurality of round rods are arranged between the adjacent carrier rollers, supports are fixedly arranged at the front ends and the rear ends of the round rodscorrespondingly, and mounting plates are fixedly arranged at the bottoms of the supports. According to the invention, the first semicircular plates and the second semicircular plates are arranged inthe box body; the first semicircular plates and the second semicircular plates form clamps, so the first semicircular plates and the second semicircular plates are made to fix and limit the cables through the elastic force of the springs, and compared with the prior art, the operation is easy, and an operator can conveniently classify and arrange the multiple cables in the box body.

The invention discloses an adjusting type oil pumping unit device with a stabilizing mechanism. The adjusting type oil pumping unit device comprises a base, and a supporting frame is fixedly connected to the position, close to the right side, of the top of the base. According to the adjusting type oil pumping unit device with the stabilizing mechanism and a using method of the adjusting type oil pumping unit device, in the using process, a rotating rod is rotationally arranged, so that a cleaning brush moves along with the rotating rod, meanwhile, a movable plate can be driven to move, dust attached to a heat dissipation opening in the rear side of a motor is cleaned when the cleaning brush moves, when the movable plate moves, a clamping block is driven to move to be away from a first bevel gear, so that fixation of the first bevel gear is released, the position of a bottom plate is adjusted by rotating the rotating rod, a belt is convenient to disassemble and assemble, the above operations have two purposes, the dust on the rear side of the motor can be cleaned, the fixation of the first bevel gear can be released, a mechanism for guaranteeing the working stability of the motor is formed through arrangement of a dust cleaning mechanism, the heat dissipation performance of the motor is prevented from being affected, and therefore the working stability of the oil pumping unit is guaranteed.

The invention discloses a drilling device for processing metal products, comprising a bottom plate, a support plate is fixedly connected to the left side of the top of the bottom plate, a top plate is fixedly connected to the top of the right side of the support plate, and the bottom of the top plate is fixedly connected to There is an electric telescopic rod, the bottom of the electric telescopic rod is fixedly connected with a drilling motor, the bottom of the drilling motor is movably connected with a drill rod, the top of the drill rod is fixedly connected with a water tank, and the bottom of the front of the water tank is movable A first water pipe is connected, and an electric valve is fixedly connected to the front of the drilling motor. The first water pipe is fixedly connected to the top of the electric valve, and the bottom of the electric valve is connected to a second water pipe at a position corresponding to the drill pipe. The invention improves the heat dissipation performance of the drilling device through the cooperation of the water tank, the first water pipe, the electric valve and the second water pipe, and solves the problem that the existing drilling device has poor heat dissipation performance and affects processing efficiency and processing quality.

The invention discloses a folded cover and a refrigeration device with the folded cover. The folded cover comprises a door frame, a first cover plate and a second cover plate. The folded cover is characterized in that the door frame is of a closed square frame structure, the first cover plate is hinged to the second cover plate, one side of the first cover plate far away from the second cover plate is rotatably connected with the inner side of the door frame, the insides of the first cover plate and the second cover plate are filled with heat insulating materials, the left sides and the right sides of the first cover plate and the second cover plate are matched with the inner side wall of the door frame, a light transmission display plate is arranged on the upper surface of the second cover plate, a handle is arranged at the front end of the second cover plate, clamping jaws are symmetrically arranged at the front end of the second cover plate on the left side and the right side of the handle, and fasteners matched with the clamping jaws are arranged on the inner side walls of the door frame corresponding to the clamping jaws. A glass sliding door of the refrigeration device can be matched with the folded cover and can function in keeping warm or displaying, so that cost is low, effective displaying is realized, energy is saved, and consumption is reduced.

The invention belongs to the technical field of electrical equipment, in particular to an oil-immersed transformer bushing protective cover. The invention aims to solve the problem that an long-used existing oil-immersed transformer with a protective cover is poor in heat dissipation performance of a dust screen due to dust extrusion. The technical scheme is proposed in that the cover comprises abase, a transformer is fixedly connected to the top of the base; the top end of the transformer is provided with a wire inlet sleeve and a wire outlet sleeve; the top of the transformer is fixedly connected with a protective cover; rectangular openings are formed in the two sides of the protective cover, a heat dissipation box is fixedly connected to the rectangular openings of the protective cover, a metal net plate is fixedly connected to the outer portion of one side of the heat dissipation box, a dustproof net is arranged on one side of the metal net plate of the heat dissipation box, a support is fixedly connected to the inner wall of the bottom end of the protective cover, and a connecting pipe is fixedly connected to the top end. Fan blades and banister brushes are arranged to rotate to clean the dustproof net, so that dust accumulation is prevented, airflow movement in the protective cover is accelerated, and the heat dissipation capability is improved.

The invention discloses a new energy automobile battery storage device and a heat dissipation and cooling method thereof, and relates to the field of battery storage. The invention aims to solve the problem that an existing device is prone to abrasion during heat dissipation. The device specifically comprises a heat conduction assembly, and an energy absorption assembly is fixedly connected to theouter wall of one side of the heat conduction assembly; the heat dissipation and cooling method comprises the following steps of installation, heat conduction, heat flow, energy absorption and cooling. By arranging the heat conduction assembly, when the battery generates power to generate heat, the heat is transferred to the inner wall of a fixed cover through a heat conduction sleeve, then the heat conduction pipe arranged on the inner wall of the fixed cover is used for guiding out the heat and transferring the heat into heat conduction plates, and the two heat conduction plates absorb theheat and provide a basis for heat utilization of subsequent assemblies; the heat conduction assembly is wrapped by a shell, the abrasion is avoided, the service life can be prolonged, air entering andexiting the heat conduction assembly can be purified and filtered through the arrangement of filter pieces, and the situation that dust accumulation affects heat dissipation is avoided.

The invention discloses a high heat-dissipating driving circuit module based on a stage lamp high-power LED and relates to the field of stage lamp LED driving circuit design. The high heat-dissipating driving circuit module comprises an LED driving board, an LED board and an LED power board which are electrically connected through female and female sockets. The LED power board is provided with a hollowed hole. When the LED power board, the LED board and LED driver board are assembled, the LED board is embedded in the hollowed hole. The high heat-dissipating driving circuit module has advantages of compact structure, a strong heat dissipation capacity, easy installation, maintenance and replacement, has an anti-reverse-insertion function, does not need a soft boar, and saves cost. A high-temperature shielding power inductor is arranged between the LED power board and a load to prevent load fluctuation from damaging a synchronous voltage reduction circuit. The bottom face of the LED board is flush with the bottom face of LED power board and the LED board and the LED power board are connected the same radiator so that radiator cost is saved.

The invention relates to the technical field of wine brewing, in particular to Baijiu brewing equipment. The Baijiu brewing equipment comprises a driving wheel, wherein a driven wheel is arranged at one side of the driving wheel; a conveying belt is tensioned on the driving wheel and the driven wheel; a first rotary shaft is arranged at the inner side of the conveying belt; a belt is connected between the first rotary shaft and the driving wheel; a plurality of first top rods are arranged at the periphery of the first rotary shaft; the lengths of the first top rods are gradually increased along the rotation direction of the first rotary shaft; a second rotary shaft is arranged between the first rotary shaft and the driven wheel; a plurality of second top rods are arranged at the peripheryof the second rotary shaft; each second top rod is engaged with the corresponding first top rod; the lengths of the second top rods are gradually increased along the rotation direction of the second rotary shaft; the first top rods and the second top rods are intermittently abutted against the conveying belt; a material paving mechanism is arranged above the driving wheel. The equipment has the advantage that the fermented grain can be automatically turned over, so that the workload of a worker in the spreading and airing process of the fermented grain is reduced, and the spreading and airingefficiency of the fermented grain is improved.

The invention discloses a cooling device for alumina processing. The cooling device comprises a bottom box, a cooling box and a control panel. A water pump is fixedly arranged at one end of the top surface of a water box in the bottom box through a mounting base. An air blower is fixedly arranged on one side of the water pump of the top surface of the water box. A plate heat exchanger is fixedly arranged on one side of the water box of the inner wall of the bottom box. A motor is fixedly arranged on the inner surface of the end, away from the water box, of the bottom of the inner wall of the bottom box. A plurality of material conveying pipes are fixedly arranged in the middle of the inner wall of the cooling box. A water cooling channel and an air cooling channel are fixedly arranged on the outer side of the material conveying pipes in the cooling box. The control panel is fixedly arranged in the middle of the end, away from an alarm, of the front side of the cooling box. When the cooling device is used, the water pump, the motor and the air blower are started through the control panel, the motor rotates to drive the material conveying pipes to rotate through gear shafts so that alumina in the material conveying pipes can make full contact with cooling water in the water cooling channel for efficient cooling operation, multiple means are used for simultaneous cooling, the overall radiating performance of the device is improved, and the application effect is good.

The invention relates to a dustproof heat dissipation computer case. The problem that heat dissipation is not smooth due to dust deposition of a computer is effectively solved. According to the technical scheme, the dustproof heat dissipation computer case comprises a case, an air inlet, an air inlet fan, a filter screen and air inlet cover plates are arranged on the lower portion of the case, the air inlet cover plates open the air inlet in the vertical state, and the multiple air inlet cover plates close the air inlet in the transverse state; a vertical plate is arranged below the air inlet cover plates, and the air inlet is closed, and the vertical plate moves from left to right to drive the multiple air inlet cover plates to rotate to a vertical state; the air inlet is opened, the vertical plate moves from right to left to be in contact with and separated from the multiple air inlet cover plates, the air inlet cover plates are kept in the vertical state, and the air inlet cover plates vibrate and enable the filter screen to vibrate; a side plate, an air outlet, an air outlet cover plate and an exhaust fan are arranged in the case; the air outlet cover plates on the same side are connected with the vertical plate through first ropes; and the problem of unsmooth heat dissipation caused by dust deposition of a computer is solved, and the dustproof heat dissipation effect is good.

The invention discloses a transformer substation dust removing and cooling device, which relates to the field of power transmission and distribution. The transformer substation dust removing and cooling device comprises a shell body, an upper cover, a water inlet pipe and a limiting hole, wherein a partition plates are arranged inside the shell body, the partition plates divide the interior of theshell body into a voltage transformation cavity and a cooling cavity, the partition plates comprise a vertical partition plate and a horizontal partition plate, the horizontal partition plate is a downwardly-recessed bent plate, a dust slot which allows dust to pass through is reserved between the horizontal partition plate and the vertical partition plate, the water inlet pipe is arranged abovethe horizontal partition plate, a part of the shell body arranged inside the cooling cavity is provided with a water scraper, the water scraper is arranged on the shell body at a part nearest to the upper cover when the upper cover is open, the water scraper is positioned at the bottom part of the shell body when the upper cover is closed, a water outlet is arranged above the water scraper when the upper cover is in an open state, and the horizontal position of the limiting hole is lower than the dust slot. The transformer substation dust removing and cooling device eliminates the potential safety hazards brought by flushing a transformer box with water in the prior art, and is applicable to the cooling of a transformer substation.

The invention discloses a stage lamp with high heat dissipation performance and a dustproof effect. The stage lamp comprises a lamp shell, an exhaust hole, a controller, a light collecting arc plate and a wireless transceiver; an air inlet hole is formed in the outer wall of the right end of the lamp shell, a heat dissipation driving motor is installed in the lamp shell, the outer wall of the heat dissipation driving motor is connected with a fixed connecting rod, a heat dissipation fan is installed at the left side of the heat dissipation driving motor, exhaust holes are formed in the outer walls of the front side and the rear side of the lamp shell correspondingly, the controller is installed on the left side of the heat dissipation fan, a first adjusting rod is arranged on the left side of the controller, the light collecting arc plate is installed at the left end of the first adjusting rod, a light-emitting source is arranged on the left side of the light collecting arc plate, the wireless transceiver is arranged on the right side of a hoop, and a signal amplifier is arranged under the wireless transceiver. The LED lamp can have a good heat dissipation effect and can be prevented from being damaged due to high temperature, meanwhile, different irradiation angles can be adjusted according to actual use conditions, and the use diversity is improved.