35results about How to "Realize active cooling" patented technology

The invention discloses a synthetic jet radiator which comprises a heat source, wherein the upper side of the heat source is provided with a heat radiating sheet, wherein the upper side of the heat radiating sheet is provided with a plurality of fins, a plurality of synthetic jet devices are installed between the fins, each synthetic jet device comprises a shell body with a cavity, the upper side of the shell body is provided with a nozzle, the lower end of the shell body is provided with a vibrating film, the lower side of the vibrating film is provided with a piezoelectric sheet. The radiator is characterized in that the radiator has the advantages of being reasonable in structure, simple in structure and use, convenient to use, high in reliability, small in occupied area, light in weight, high in durability, big in heat dissipating capability, free from any noise, low in production cost and be popularized conveniently and achieving active heat dissipation.

The invention relates to a baking oven with a heat dissipation structure. The heat dissipation structure comprises a heat dissipation passage communicated with the outside, a heat dissipation cavity and a fan cavity in which a heat dissipation fan is mounted; the heat dissipation fan is provided with an upper impeller and a lower impeller which are arranged up and down; the fan cavity is respectively provided with upper and lower air inlets corresponding to the upper and lower impellers; the upper air inlet of the fan cavity is communicated with an upper mounting space, and the lower air inletof the fan cavity is in fluid communication with an air outlet of the heat dissipation cavity; an air outlet of the fan cavity is in fluid communication with an air inlet of the heat dissipation passage; and an air inlet of the heat dissipation cavity is in fluid communication with an air outlet end port of a ventilation interlayer. According to the invention, active heat dissipation on a bakingoven door body can be implemented, so as to effectively avoid the potential safety hazard of scalding a user due to an excessively high temperature of the door body; and meanwhile, active heat dissipation on the electrical apparatus elements can be implemented, so as to avoid influence of excessively high temperatures of the electrical apparatus elements on performance and the service lives of theelectrical apparatus elements.

The invention relates to an active cooling type PCB (printed circuit board). The active cooling type PCB comprises a circuit wire layer (1), an insulating layer (2), a heat conduction layer (3) and a substrate (4) which are arranged sequentially from top to bottom, and the circuit wire layer (1) comprises external power connection points; the active cooling type PCB also comprises at least one miniature fan (5), the edge of the heat conduction layer (3) is provided with at least one heat conduction plate (6) which extends outwards, the miniature fans (5) are respectively arranged on the heat conduction plates (6), and each miniature fan (5) is connected with one external power connection point on the circuit wire layer (1). The active cooling type PCB designed by the invention is the improvement for the structures of conventional PCBs, solves the problem of insufficient cooling of conventional PCBs and realizes active cooling, and cooling efficiency is greatly increased, and therefore the working efficiency of the PCB is ensured.

The invention discloses a cooling containing body for welding equipment. The cooling containing body for the welding equipment comprises a shell body with two open sides, a box body, an air compressor, an air inlet pipe, an air outlet and an exhaust fan, the box body is fixedly arranged in the shell body, the air compressor is fixedly arranged in the box body, the air inlet pipe penetrates through the shell body and the box body and is connected with the inlet of the air compressor, the air outlet is formed in the box body, the air outlet faces the outlet of the air compressor, the exhaust fan is arranged on the shell body, and the exhaust fan faces the air outlet. The cooling containing body for the welding equipment further comprises side plates, S-shaped air flues and fans, the side plates are arranged on the two sides of the shell body, the S-shaped air flues are arranged on the inner sides of the side plates, the two ends of each S-shaped air flue stretch out of the upper end and the lower end of each side plates respectively, and the fans are arranged at the two ends of each S-shaped air flue. The cooling containing body for the welding equipment further comprises cooling fins, and the cooling fins are arranged on the outer sides of the side plates. The cooling containing body for the welding equipment has the advantages of being capable of achieving automatic heat radiation, and good in cooling effect.

The invention discloses a power cable for municipal garden and a production mode of the power cable. The power cable for municipal garden comprises an installation base body, wherein the installation base body comprises an annular sleeve, a main installation hole is formed in the center of the annular sleeve, a plurality of round auxiliary bulges are connected with the exterior of the annular sleeve by connection bulges and are arranged in a circumferential array way, and a positioning bulge for preventing collision is integrally formed at each of a left side and a right side of each round auxiliary bulge. The production method comprises the following steps of S1, material preparation; S2, mixing; S3, wire core installation; S4, punching; and S5, sealing and forming. With the cable provided by the invention, various purposes required by municipal landscaping can be integrated at one time, so that the trouble brought by laying for many times is avoided; and moreover, the cable can be used for detecting a temperature in the cable in real time by a temperature measurement optical fiber, thus, an air guide groove is filled with a cooling gas by an air guide core, and active temperature reduction of the cable is achieved.

The invention mainly relates to the technical field of fireproof coatings, in particular to an environment-friendly fireproof coating and a preparation method thereof.The environment-friendly fireproof coating comprises a coating base material and a fire extinguishing agent microcapsule, and the fire extinguishing agent microcapsule is broken after being exposed to the temperature not lower than 75 DEG C and / or an open fire environment and can be vaporized to release a fire extinguishing material to achieve the purposes of cooling and / or fire prevention and / or fire extinguishment. In order to break through the current situation that the traditional fireproof, fire-extinguishing and flame-retardant coating can only prevent spreading of an ignition area but is difficult to sensitively and actively extinguish fire in a short time, the invention provides a plurality of coatings and / or coating films which can actively cool, prevent fire and extinguish fire, have short response time, stably exist fire-extinguishing components in the coatings and / or coating films and can be repeatedly triggered to extinguish fire.

The invention discloses a pipeline type welding machine cooler which comprises a side plate, an S-shaped air duct and fans, wherein the S-shaped air duct is arranged inside the side plate, the two ends of the S-shaped air duct extend out of the upper end of the side plate and the lower end of the side plate respectively, and the fans are arranged at the two ends of the S-shaped air duct respectively. The pipeline type welding machine cooler further comprises heat dissipation pieces which are arranged outside the side plate. The pipeline type welding machine cooler has the advantages of achieving initiative heat dissipation and being good in heat dissipation performance due to the fact that the S-shaped air duct, the fans and the heat dissipation pieces are arranged.

The invention discloses a heat dissipation device for a computer. The device comprises a host body and a heat-conducting water pipe group, an upper heat dissipation shell is arranged at the top of thehost body; a lower heat dissipation shell is arranged at the bottom of the host body; a host power supply is arranged on the rear side of the host body; The invention discloses a small leakage current monitor and a wiring board. temperature controllers and heat dissipation fans are arranged in the upper heat dissipation shell and the lower heat dissipation shell; the cooling fan is electrically connected with the temperature controller; the working end of the temperature controller is positioned in the host body; A heat conducting piece set and a heat conducting water pipe set are arranged onone side of the main machine body, the heat conducting water pipe set is fixedly arranged on the surface layer of the main machine body and connected with the heat conducting piece set, a temperaturesensor is arranged on the surface layer of the bottom of the main machine body, and the working end of the temperature sensor is located in the main machine body. The heat dissipation device for thecomputer is reasonable in design and convenient to use, and the overall combined type heat dissipation mechanism has a good heat dissipation effect and is suitable for being widely popularized.

The invention discloses an efficient household radiator, and belongs to the field of household radiators. The efficient household radiator comprises two main water pipes which are symmetrically arranged up and down, and further comprises two sets of radiating pipes which are symmetrically arranged and fixedly connected between the two main water pipes, the outer walls of the main water pipes and the radiating pipes are sleeved with a housing, openings are formed in the two ends of the housing, and the two ends of the housing are provided with heat dissipation pipes. A dustproof net and a plurality of parallel vertical rods are fixedly mounted in each of the two openings, an air outlet is formed in the middle of the front side wall of the housing, a partition plate is fixedly connected to the middle of the housing, and air collecting cavities are formed in the two sides of the partition plate; the shells are eccentrically and fixedly connected to the side walls of the heat dissipation pipes; the heat dissipation efficiency of the household radiator can be greatly improved, the obvious temperature difference condition of the indoor temperature can be greatly reduced, and the increasing speed of the indoor temperature is indirectly increased.

The invention discloses a preparation method of a constant-temperature box. The preparation method comprises the following steps that transportation and placement are conducted, specifically, produced energy storage plates are carried to the side of a circular base to be stacked, and then connecting pieces between pipelines are placed on a storage rack which is as high as a mounting table; and placing and positioning are conducted, specifically, a positioning bottom plate is placed on the top of the mounting table through positioning of limiting angle blocks, and the energy storage plates are placed on a mounting turnover frame in a portable turnover splicing mechanism according to a proper direction. According to the preparation method, through cooperation of the energy storage plates, a liquid inlet connecting pipe and a liquid outlet connecting pipe, an external energy carrier actively flows through the interior of the constant-temperature box, then active temperature adjustment of the interior of the constant-temperature box is achieved, and the energy storage performance of the interior of the constant-temperature box is effectively improved; and the outer side of the constant-temperature box is protected through a heat preservation outer box and a sealing box cover, the heat preservation performance of the constant-temperature box is further improved, and a good constant-temperature effect is guaranteed.

The invention discloses a multi-point heat sink which comprises a case, a first box body, a first air compressor, a second box body, a second air compressor, an air inlet pipe, an air outlet pipe and a plurality of connecting pipes. The first box body and the second box body are arranged inside the case in an opposite mode, the first air compressor is arranged inside a first box body, the second air compressor is arranged inside the second box body, the air inlet pipe penetrates through the case and the first box body and is connected with the inlet of the first air compressor, the air outlet pipe penetrates through the case and the second box body and is connected with the outlet of the second air compressor, one end of each connecting pipe is connected with the first box body, and the other end of each connecting pipe is connected with the second box body. The multi-point heat sink has the advantages that due to the fact that the first air compressor is matched with the second air compressor, heat is dissipated automatically, the flow velocity of air in the connecting pipes can be increased, and heat dissipation efficiency is improved.

The invention provides etching equipment. The etching equipment comprises an etching machine and a cooling system. The cooling system comprises an evaporator, an air exhaust mechanism, a condenser and a control unit. The evaporator is provided with an evaporation chamber, the evaporation chamber is filled with a refrigerant and is communicated with an outlet and an inlet, the etching machine is connected with a cooling pipeline, etching liquid circulates in the cooling pipeline and is adjacent to the evaporation chamber, the evaporator is used for cooling the etching liquid through heat exchange between the refrigerant and the etching liquid, and the refrigerant is evaporated from a liquid state to a gas state after absorbing heat; the air exhaust mechanism is connected to an outlet of the evaporation cavity and used for conveying the gaseous refrigerant to the condenser. The condenser is connected to the air exhaust mechanism and an inlet of the evaporation cavity and used for condensing a gaseous refrigerant into a liquid refrigerant and then conveying the liquid refrigerant to the evaporation cavity for circulation. The control unit is connected with and controls the evaporator, the air exhaust mechanism and the condenser.

The invention relates to an electrolysis preparation device for ozone. An anode catalyst membrane plate, a cathode catalyst membrane plate and a PEM membrane in an electrolysis electrode assembly alladopt elastic deformable materials. An electrolysis generator adjusting device is provided and includes a vertical shaft, an adjusting slide block, a supporting slide block, a fixing block and adjusting frames. Adjusting bars and a plurality of pull bars are disposed in each adjusting frame, and are movably hinged to the adjusting slide block and the supporting slide block on the vertical shaft. Aplurality of the adjusting frames are disposed at the periphery direction of the vertical shaft and encircle to form a cylindric shape. The left and right adjusting bars are pushed to move up and down, thus pushing each pull bar hinged with the adjusting bars in the corresponding adjusting frame so that the electrolysis electrode assembly tightly covering the cylindric shape formed by the plurality of adjusting frames is thereupon deformed elastically to a certain degree, and the ozone preparation speed is increased.

The invention discloses an efficient anti-corrosion ozone electrolytic preparation device which comprises a first electrolytic generator group and a second electrolytic generator group which are circular; the first electrolytic generator group is located in the center; the second electrolytic generator group surrounds the first electrolytic generator group; a first cathode water tank in the firstelectrolytic generator group is cylindrical and is located in the center of a concentric circle; a first anode water tank and a first electrolytic electrode assembly of the first electrolytic generator group circularly surround the cylindrical first cathode water tank; and the second electrolytic generator group is circular and forms layer-upon-layer sleeving. The quantity and concentration of ozone prepared by the efficient anti-corrosion ozone electrolytic preparation device can be high and low, furthermore, the preparation velocity can be adjusted, and the efficient anti-corrosion ozone electrolytic preparation device has high adaptability to different disinfection environments and disinfection requirements. By virtue of self-hydrogen combustion to control rising and reduction of an electrolysis temperature, ozonolysis is facilitated, and the efficient anti-corrosion ozone electrolytic preparation device has an anti-corrosion effect.

The invention discloses a box-type substation capable of actively dissipating heat. The power transformation box comprises a power transformation box shell, a power cavity is formed in the power transformation box shell, a working cavity located on the right side of the power cavity is formed in the power transformation box shell, a cooling fan is adopted, and heat generated by a working assemblyin the working cavity can be discharged rightwards to the outside through wind power generated by the cooling fan; the friction wheel and the adjusting friction wheel are adopted, according to the temperature in the working cavity, the friction wheel and the different adjusting friction wheels are in friction connection at different radiuses according to the temperature in the working cavity, andtherefore thus the rotating speed of the cooling fan is controlled, the cooling capacity of the cooling fan is improved, and whether external high-voltage electricity can enter the working cavity or not to conduct pressure reduction work can be controlled. By adoptingWith application of the sounding alarm, workers can be reminded in time when the equipment is abnormal in heating, so that active heat dissipation of the equipment in the transformer substation is realized, meanwhile, the workers can be reminded of abnormal heating of the equipment in time, and irreversible damage of the equipmentdue to high temperature is prevented.

The invention relates to an electrolytic device. The electrolytic device comprises a first electrolytic generator set, a second electrolytic generator set and a third electrolytic generator set whichare all annular. The first electrolytic generator set is located at the center, and the other two electrolytic generator sets are arranged around the first electrolytic generator set. A cathode watertank in a first electrolytic generator is located at the center of concentric circles in a cylindrical mode. A first anode water tank and a first electrolysis electrode assembly of the first electrolytic generator are annularly arranged on the periphery of the cylindrical first cathode water tank. The other two electrolytic generators are both annular and are sequentially arranged on the outer side of the first electrolytic generator set and the outer side of the second electrolytic generator set in a sleeving mode to a layer-upon-layer sleeving structure. The amount and concentration of ozoneprepared by the equipment can be made high or low. Moreover, the preparation speed is adjustable, and the adaptability to different disinfection environments and disinfection needs by the machine equipment is high.

The invention discloses a vapor chamber cooling device with a heat conduction pipe. The cooling device comprises a temperature sensor, a capillary core module, cooling fins, a vapor chamber and a controller; a heating element is arranged below the capillary core module, a supporting table is arranged below the heating element, the heat conduction pipe is arranged above the capillary core module, the vapor chamber is connected to the upper portion of the heat conduction pipe, the side, away from the temperature sensor, of the vapor chamber is provided with an electric motor. The device has thebeneficial effects that the cooling effect is better, the heat transfer speed is higher, the use is more convenient and rapid, the temperature equilibrium performance is better, output power is larger, the manufacturing cost is low, the cost performance is higher, the service life is longer, the weight is smaller, the structural design is compact, mounting is more convenient, the device is suitable for cooling work of multiple areas, practicability is higher, the temperature state of the vapor chamber can be actively monitored, active cooling is achieved, and the intelligence degree is higher.

The invention uses electrolysis to prepare ozone to sterilize medical instruments, and uses oxygen and hydrogen in the electrolysis product to dry the sterilized medical instruments, and finally obtains dry and sterile medical instruments, which realizes the full disinfection of electrolyzed materials. use. The invention adopts an active heat dissipation device in the cathode heat exchange device and the anode heat exchange device, which effectively avoids the adverse effect of high temperature on ozone and improves the efficiency of the ozone preparation equipment by electrolysis. Set up a heating device, conduct the heat to the cathode water tank or anode water tank in the shutdown electrolytic assembly through the heat exchange device, and heat it to decompose the residual ozone at high temperature, effectively avoiding the residual ozone It has a good anti-corrosion effect on the corrosion of equipment parts.

The invention discloses a frequency converter protection device, and particularly relates to the frequency converter field, the frequency converter protection device comprises a frequency converter main body, two sides of the frequency converter main body are fixedly provided with oil immersion side boxes, the top surface of the frequency converter main body is fixedly provided with a cooling oil liquid storage box, and the cooling oil liquid storage box is internally provided with a circulating pump and a refrigeration mechanism; an oil liquid heat dissipation plate is installed on the side face of the oil immersion side box in an embedded mode, a heat exchange cavity is formed in the oil immersion side box, a cooling spraying mechanism is fixedly installed in the heat exchange cavity, and a backflow liquid hopper is fixedly installed on the bottom face of the heat exchange cavity. According to the scheme, the frequency converter main body performs group oil immersion type heat exchange cooling through the oil immersion side boxes attached to the two sides, high-temperature heat exchange of the surface of the frequency converter main body is performed through continuously sprayed oil liquid, group closed type oil liquid circulation cooling is performed through the oil immersion side boxes and the cooling oil liquid storage box, the influence of external airflow is isolated, and the cooling efficiency is improved. And external dust and other impurities are prevented from damaging the cooling mechanism, the service life of equipment is prolonged, and the maintenance workload is reduced.

The invention provides an automobile electronic water pump, and belongs to the technical field of automobile water pumps. An automobile electronic water pump comprises a pump body, a pump cover, a stator, a waterproof sleeve, a rotating shaft, a rotor and a controller, the pump cover is connected with the pump body, the stator is inserted into the pump body, the waterproof sleeve is inserted into the stator, the rotating shaft is arranged in the waterproof sleeve and fixedly connected with the waterproof sleeve, the rotor is arranged on the rotating shaft in a sleeving mode, and a controller support is arranged on the side, away from the pump cover, of the stator. The controller is arranged on the controller support, a first gap is formed between the controller and the bottom of the waterproof sleeve, heat-conducting glue is arranged in the first gap, and the heat-conducting glue abuts against the controller and the waterproof sleeve. Under the condition that the axial length of the automobile electronic water pump is basically not increased, active heat dissipation of the controller is achieved, meanwhile, the use of a sealing ring is reduced, and the liquid leakage risk of the automobile electronic water pump is reduced.

The invention relates to an oven with a heat dissipation structure, wherein the heat dissipation structure includes a heat dissipation passage communicated with the outside, a heat dissipation chamber and a fan chamber installed with a heat dissipation fan. The heat dissipation fan has an upper impeller and a lower impeller arranged up and down, and the fan chamber There are upper and lower air inlets corresponding to the upper and lower impellers respectively, the upper air inlet of the fan chamber communicates with the upper installation space, and the lower air inlet of the fan chamber communicates with the air outlet of the cooling chamber, and the air outlet of the fan chamber communicates with the air outlet of the cooling chamber. The air inlet of the heat dissipation channel is in fluid communication, and the air inlet of the heat dissipation chamber is in fluid communication with the air outlet of the ventilation interlayer. The invention can realize the active heat dissipation of the oven door body, effectively avoiding the potential safety hazard of scalding the user due to excessive temperature of the door, and at the same time can realize the active heat dissipation of the above-mentioned electrical components, avoiding the influence of the temperature of the electrical components being too high performance and service life.

The invention discloses a cooling containing body for welding equipment. The cooling containing body for the welding equipment comprises a shell body with two open sides, a box body, an air compressor, an air inlet pipe, an air outlet and an exhaust fan, the box body is fixedly arranged in the shell body, the air compressor is fixedly arranged in the box body, the air inlet pipe penetrates through the shell body and the box body and is connected with the inlet of the air compressor, the air outlet is formed in the box body, the air outlet faces the outlet of the air compressor, the exhaust fan is arranged on the shell body, and the exhaust fan faces the air outlet. The cooling containing body for the welding equipment further comprises side plates, S-shaped air flues and fans, the side plates are arranged on the two sides of the shell body, the S-shaped air flues are arranged on the inner sides of the side plates, the two ends of each S-shaped air flue stretch out of the upper end and the lower end of each side plates respectively, and the fans are arranged at the two ends of each S-shaped air flue. The cooling containing body for the welding equipment further comprises cooling fins, and the cooling fins are arranged on the outer sides of the side plates. The cooling containing body for the welding equipment has the advantages of being capable of achieving automatic heat radiation, and good in cooling effect.

The invention discloses a double-barrel type hydraulic shock absorber. The double-barrel type hydraulic shock absorber comprises an inner cylinder barrel and an outer cylinder barrel, the lower ends of the inner cylinder barrel and the outer cylinder barrel are closed end walls, the upper end of the inner cylinder barrel is a barrel opening, the upper end of the outer cylinder barrel is an annular end wall, the inner cylinder barrel is coaxially arranged in the outer cylinder barrel, and the barrel opening in the upper end of the inner cylinder barrel is connected to an annular hole in the annular end wall at the upper end of the outer cylinder barrel. An annular partition plate is fixedly arranged in the outer cylinder barrel and divides the interior of the outer cylinder barrel into an upper section pressure relief area and a lower section working area. A first piston is coaxially installed in the inner cylinder barrel in a sliding mode, a first one-way pressure valve and a second one-way pressure valve are installed on the closed end wall of the lower end of the inner cylinder barrel, and a third one-way pressure valve and a fourth one-way pressure valve are installed at the position, above the first piston, of the side wall of the inner cylinder barrel. A second piston is coaxially installed in the working area of the outer cylinder barrel in a sliding mode, and the annular partition plate is provided with a fifth one-way pressure valve and a sixth one-way pressure valve. The service life can be prolonged, and the damping vibration attenuation capacity can be improved.

The invention relates to the related field of electrical engineering, in particular to a liftable transformer bracket base convenient for heat dissipation and maintenance, which comprises a machine body and a transformer carried in the machine body, and is characterized in that the machine body is internally provided with a first fan wheel cavity which is positioned on the lower side of the transformer and is attached to the transformer; and a first heat conduction plate is fixedly arranged at the position, attached to the transformer, of the first fan wheel cavity. According to the liftable transformer bracket base provided by the invention, the transformer can be actively cooled when the temperature of the transformer is too high in the normal use process of the transformer, and meanwhile, when the transformer needs to be overhauled, the liftable transformer bracket base can reduce the height of the transformer, does not influence line-to-ground connection, disconnects a transformer-to-ground circuit to protect personnel safety, has relatively high safety, and is suitable for various transformers.

The invention provides an automobile electronic water pump, which belongs to the technical field of automobile water pumps. An automotive electronic water pump, comprising a pump body, a pump cover, a stator, a water barrier, a rotating shaft, a rotor and a controller, the pump cover is connected to the pump body, the stator is inserted into the pump body, and the water barrier is inserted into the stator, The rotating shaft is set in the water-proof sleeve and is fixedly connected with the water-proof sleeve. The rotor is set on the rotating shaft. The side of the stator away from the pump cover is provided with a controller bracket. A first gap is arranged between the bottoms of the sleeves, and a thermal conductive glue is arranged in the first gap, and the thermal conductive glue abuts against the controller and the water-proof sleeve respectively. The present invention realizes the active cooling of the controller without substantially increasing the axial length of the electronic water pump of the automobile. At the same time, the solution reduces the use of sealing rings and reduces the risk of liquid leakage of the electronic water pump of the automobile.