35results about How to "Realize circulating heat dissipation" patented technology

The invention discloses a heat dissipation structure used for the surface of a microelectronic chip. The heat dissipation structure comprises a chip substrate and a heat conducting sheet; the heat conducting sheet is arranged on the surface of the chip substrate; a plurality of through holes are formed in the heat conducting sheet; heat conducting silica gel cushions are arranged in the through holes; a plurality of wet conduction fiber pipes are arranged on the surface of the heat conducting sheet; the wet conduction fiber pipes are arranged uniformly; heat dissipation heat pipes are arrangedbetween adjacent wet conduction fiber pipes; each heat dissipation heat pipe comprises a heat absorption section, an evaporation section and a condensation section which are connected in sequence from the bottom up; the heat absorption section and the heat conducting sheet are fixedly connected together; the top end of the condensation section is connected with an aluminum sheet; the aluminum sheet comprises an arc-shaped section and a horizontal section; and the arc-shaped section is higher than the horizontal section. By virtue of combination of a direct heat conduction mode and an indirectheat dissipation mode entirely, the microelectronic chip can be subjected to high heat dissipation, so that the temperature of the microelectronic chip can be lowered effectively, the chip can be protected effectively, the service life can be prolonged, and the heat dissipation structure is worthy of popularization.

The invention discloses a frequency converter and an air conditioner. The frequency converter (100) comprises a cabinet body, an air cooling device and a plurality of air duct partition plates (16), wherein the plurality of air duct partition plates (16) separate a cabinet cavity into a plurality of module chambers for installing different modules respectively, the air duct partition plates (16) of the module chambers are provided with respective module chamber air inlets and module chamber air outlets, a circulating air flow passage flowing through the module chamber air inlets and the modulechamber air outlets is formed in the cabinet cavity, and the air cooling device is arranged in the circulating air flow passage. The frequency converter disclosed by the invention realizes the circulating heat dissipation in the cabinet cavity by setting the circulating air flow passage in the cabinet cavity through adopting the air passage partition plates, and is conductive to improving the heat dissipation effect of the frequency converter, reducing the working noise thereof and saving the production and installation costs.

The invention discloses an LED illuminating lamp capable of efficiently dissipating heat. The LED illuminating lamp comprises a lamp base; a spiral connecting head is connected to the bottom center ofthe lamp base; a lamp panel mounting support plate is spirally fixed at the top of the lamp base; intake holes are annularly formed in the outer side of the lamp panel mounting support plate at equalintervals; LED lamp panels are annularly embedded in the top of the lamp panel mounting support plate at equal angles; a lamp cover sleeves the top of the lamp panel mounting support plate and is positioned on the outer sides of the LED lamp panels; lamp caps are fixed at the top ends of the LED lamp panels; micro motors are spirally fixed in the lamp caps through motor fixed frames; and the micro motors are in transmission connection with rotating shafts through couplings. In the LED illuminating lamp, multiple heat dissipating fans are rotationally connected into the LED lamp panels throughthe rotating shafts, so that heat dissipation from inside to outside is realized, and the heat dissipating effect is improved; and compared with traditional external heat dissipation, the heat dissipating speed is higher.

The invention discloses VOCs waste gas treatment equipment based on a catalytic oxidation technology, and the equipment comprises a base, a filter box body I, a filter box body II, a filter box body III, a reaction box body, a communicating pipe I, a communicating pipe II and a communicating pipe III; the communicating pipe I is communicated with the filtering box body I, the filtering box body IIand the filtering box body III; the communicating pipe II is communicated with the filtering box body I, the filtering box body II and the filtering box body III, the communicating pipe III is communicated with the filtering box body I, the filtering box body II and the filtering box body III, the end part of the communicating pipe III is also communicated with the bottom of the reaction box body, and waste gas enters the filtering box body I, the filtering box body II and the filtering box body III through the communicating pipe I; hot air enters the filtering box body I, the filtering box body II and the filtering box body III through the communicating pipe II, waste gas enters the reaction box body after being filtered by the filtering box body I, the filtering box body II and the filtering box body III, then the waste gas is subjected to catalytic treatment through the reaction box body, and the waste gas subjected to catalytic treatment is exhausted through the reaction box body.

The invention belongs to the technical field of heat dissipation of energy storage systems, and discloses a battery heat dissipation structure, a battery cluster heat dissipation structure, a heat dissipation system and a heat dissipation method. The battery heat dissipation structure comprises an air inlet formed in one side wall of a battery module and an air outlet formed in the other side wall of the battery module, wherein one-way valves are arranged at the air inlet and the air outlet correspondingly, an exhaust pipeline is arranged on one side of the battery module, the air outlet is communicated with the exhaust pipeline, and a fan is arranged at the top of the exhaust pipeline. According to the invention, directional air flow of the module is realized, large-scale air flow in an area is avoided, the heat dissipation efficiency is improved, normal heat dissipation during battery operation is not influenced, and the problem that flue gas of battery thermal runaway is diffused to other connected modules is avoided.

The invention discloses a liquid-cooling heat dissipation device of a headset and the headset with high heat dissipation. The liquid-cooling heat dissipation device comprises a shell and a heat-conducting medium arranged in the shell, the shell is in an inverted J shape, a flowing cavity used for containing a heat conduction medium is formed in the shell in the length direction of the shell, the flowing cavity comprises a first vertical part and a first bent part which are matched with the shell in shape, the first vertical part is used for being tightly attached to the heating face of the loudspeaker magnetic cover, and the first vertical part is perpendicular to the horizontal plane when the earphone is worn. At least part of the first bent parts are used for penetrating through the earmuffs to extend outwards. And the heat-conducting medium is arranged in the flowing cavity and can form circulating flow in the flowing cavity through temperature change. The headset is compact and simple in structure, the headset is provided with an inner-outer circulating heat dissipation system, heat generated by the loudspeaker unit during working is conducted to the outside of the earmuffs, and the heating condition of the headset during wearing is relieved to a certain extent.

The invention discloses a water-cooled aquatic product beater. The water-cooled aquatic product beater structurally comprises a belt transmission seat, a top connecting seat, a driving motor, a controller, a beating device, a power box, a fixing supporting column and a moving base, wherein the top of the driving motor is arranged on the inner surface of the other end of the top connecting seat andis connected with the belt transmission seat in a nested mode; the top of the beating device is arranged on the inner surface of one end of the top connecting seat and is connected with the belt transmission seat in a nested mode; the upper end surface of the fixing supporting column is welded to the middle section of the top connecting seat; and the fixing supporting column is connected to the upper end surface of the moving base, and the power box is electrically connected with the controller and is arranged on the other side of the lower end surface of the fixing supporting column. Throughthe mutual combination of the parts, when equipment is in use, heat generated by high-speed rotation of a beating roller can be taken away through circulation flowing of cooling liquid in the beatingroller, and the situation that the heating-up and deterioration of aquatic product slurry caused by the direct conduction of the heat to the aquatic product slurry in contact with the front surface of the beating roller after the beating roller rotates at high speed is avoided.

The invention discloses a device for heating ends of a stabilizer bar. The device comprises a heating machine, a heating coil, a frame and a controller, wherein a sliding groove is formed in the top surface of the frame; sliding blocks are movably arranged on the two sides in the sliding groove; sleeves are fixedly arranged on the two sides of each sliding block; springs are arranged on the innersides of the sleeves through fixing blocks; positioning heads are fixedly arranged at the outer ends of the springs; and positioning grooves are formed in the inner walls of the two sides of the sliding groove. According to the device, the structure is reasonable; and through a series of structures, the middle part of the stabilizer bar is heated firstly by adopting an electrode, then, after the set temperature is reached, the ends of the stabilizer bar are heated by using the heating machine, therefore, the middle part and the ends of the stabilizer bar can keep the same heating temperature,the ends and the middle part of the stabilizer bar are consistent in metallographic structure transformation and the same in hardness during heat treatment, and the failure of the stabilizer bar due to fatigue can be avoided.

The invention relates to a novel rotary joint of a continuous ball mill. The novel rotary joint comprises a rotary joint body, the ball mill is arranged on the left side of the rotary joint body, a supporting plate is fixedly connected to the bottom end of the ball mill, and a cooling mechanism is arranged at the top end of the supporting plate. According to the novel rotary joint of the continuous ball mill, a water pump serves as a power source, so that water continuously circularly flows in an annular cooling groove and a water tank, and thus, real-time cooling of the rotary joint body is facilitated, faults of the rotary joint body due to too high temperature are avoided, the service life of the rotary joint is prolonged; the water in the annular cooling groove is conveyed into a baffle along a first water pipe and a connecting spray head, so that a rotating rod is pushed to rotate; and third rotating teeth and a stirring rod are driven to rotate through first rotating teeth, the water in the water tank can be stirred to dissipate heat, and heat can be discharged through with rotation of a fan, circulating heat dissipation is achieved, and the heat dissipation efficiency is greatly improved.

The invention discloses a computer CPU cooling device, comprising a fixed base, a fixed frame is welded at the center of the top of the fixed base, a CPU is embedded in the fixed frame, so that the CPU can be fixed through the fixed frame, and the top of the fixed base is located at two sides of the vertical center line. The side penetration is provided with two vertical bars. In the present invention, a low-temperature and harmless heat-absorbing liquid can be placed in the heat dissipation cover. The liquid will be heated to form a gas and enter the heat dissipation net. When the gas is cooled, it will become a liquid and flow into the bottom along the inner wall of the heat dissipation cover to realize circulation. Heat dissipation, because the heat dissipation net is a mesh structure, which can increase the contact area with the air, thereby enhancing the heat dissipation effect. Through the intermittent power-on and power-off of the second spring, the iron block reciprocates to adsorb the magnetic iron and can be squeezed The air is blown to the heat dissipation net, so that the heat dissipation effect of the heat dissipation net is improved, and the air circulation in the heat dissipation cover can also be driven, and the CPU can be replaced by dismantling by twisting the screw.

The invention discloses a water-cooled aquatic product beating machine, which comprises a belt drive seat, a top connecting seat, a driving motor, a controller, a beating device, an electric box, a fixed pillar, and a moving base. The inner surface of the other end of the seat is nested and connected with the belt transmission seat. The top of the beating device is set on the inner surface of one end of the top connection seat and is nested and connected with the belt transmission seat. The upper surface of the fixed pillar is welded to the middle section of the top connection seat. , the fixed pillar is connected to the upper surface of the mobile base, and the power box is electrically connected to the controller and arranged on the other side of the lower surface of the fixed pillar. The present invention realizes that the equipment can be beaten through the cooling liquid when it is in use through the mutual combination of the above components. The internal circulation of the roller takes away the heat generated by the beating roller when it rotates at high speed, and prevents the beating roller from directly conducting the heat to the aquatic product slurry in front of it after the high-speed rotation, causing the aquatic product slurry to heat up and deteriorate.

A circulating heat dissipation power distribution cabinet is characterized by comprising a box body part, an exhaust heat dissipation part, a movable part and a control part, the left switch and the right switch are driven by the left motor and the right motor, so that the left switch and the right switch are meshed with the gate, the switches are switched on and switched off, and automatic power failure is achieved in the maintenance process; the fan is fixedly mounted on the lower end surface of the baffle plate, the fan is driven to dissipate heat through a built-in motor of the fan, and then internal heat can be eliminated through a heat dissipation opening, so that internal circulating heat dissipation of the power distribution cabinet is realized; the bottom connecting plate, the component circuit mounting plate, the optical axis, the sliding block and the lead screw work cooperatively, so that the component circuit mounting plate rotates from being parallel to the ground to being perpendicular to the ground, and maintenance is facilitated.

The invention discloses an offshore wind power generation device for a deepwater aquaculture net cage. The offshore wind power generation device comprises a fixing column, a wind power cabin, a wind power rotating shaft, wind power fan blades, a damping mechanism, a heat dissipation mechanism and a storage battery; the upper end of the fixing column is connected with the damping mechanism; the upper end of the damping mechanism is connected with a mounting plate; the wind power cabin is mounted at the upper end of the mounting plate; the wind power rotating shaft is connected to the wind power cabin; the wind power fan blades are mounted on the wind power rotating shaft; and the storage battery is fixed to the mounting plate and connected with the wind power cabin. According to the offshore wind power generation device, offshore wind energy is absorbed through the wind power fan blades, the wind power rotating shaft is driven to rotate, thus the wind power cabin generates electric energy, the electric energy is stored in the storage battery, the storage battery supplies power to electrical equipment on the deepwater aquaculture net cage, vibration generated during power generation of the wind power cabin can be absorbed through the damping mechanism, generated heat is eliminated through the heat dissipation mechanism, and thus the stability and efficiency of wind power generation are improved.

The invention discloses a magnetic coil assembly of a four-way valve for a refrigerating system. The magnetic coil assembly comprises a valve seat and a valve body, the connecting pieces are arrangedbetween the valve seat and the valve body, and the valve seat and the valve body are connected through the connecting pieces; the periphery of the valve body is provided with a winding which can generates electromagnetic force after being electrified to push the valve body to move, and one side, facing the valve seat, of the valve body is provided with a receiving groove, and the connecting piecesare located in the receiving groove; and the connecting pieces comprise a cylinder, a plunger, a spring and a connecting rod, the plunger and the cylinder are both located in the cylinder, the back of the plunger and the inner bottom surface of the cylinder are separately and fixedly connected with both ends of the spring, one end of the connecting rod is connected with the plunger, the other endof the connecting rod is connected with the valve seat, the cylinder is coincident with the receiving groove, the cylinder is inserted into the receiving groove, and the side surfaces of the valve body and the cylinder are separately provided with a first air pipe and a second air pipe. The magnetic coil assembly of the four-way valve for the refrigerating system has good heat dissipation performance.

The invention relates to a convection heat dissipation pipe, a variable-capacity convection heat dissipation assembly and an oil change radiator, and belongs to the technical field of oil change radiators. According to the convection heat dissipation pipe, discrete protruding strengthening units are carved and cut on the tube wall of a heat dissipation base tube; the extending direction of the protruding strengthening units is parallel to the axial direction of the heat dissipation base pipe, each three-way heat exchange pipe comprises a first port, a second port and a third port, the centralaxis of each first port and the central axis of the corresponding second port are collinear, the central axis of each third port is perpendicular to the central axis of the corresponding first port, and the end of the heat dissipation base tube is connected with the corresponding third port. The convection heat dissipation pipe, the variable-capacity convection heat dissipation assembly and the oil change heat dissipater have good dustproof and heat dissipation effects, are modular in design, small in size and convenient to transport, and can realize splicing of a plurality of convection heatdissipation pipes so as to meet the heat dissipation requirements of different heat dissipation capacities, so that the safe operation of the transformer is ensured, and the service life of the transformer is prolonged.

Disclosed is a novel electromechanical thermal insulation and fire prevention protective device. The novel electromechanical thermal insulation and fire prevention protective device comprises a protective shell, a mounting frame, buffering frames and a protective device. The protective shell is fixedly installed on the surface of the mounting frame. The protective device comprises a thermal insulation device and a fire prevention device, wherein the thermal insulation device is arranged inside the protective shell, and the fire prevention device is arranged outside the protective shell. The fire prevention device comprises a fire prevention layer and a thermal insulation layer. The fire prevention layer comprises a fire prevention plate and an aluminum alloy plate, wherein the fire prevention plate and the aluminum alloy plate are connected together through flame retardance strips in the mode that the flame retardance strips penetrate through the fire prevention plate and the aluminum alloy plate. The thermal insulation layer is uniformly arranged on the surface of the fire prevention layer. The thermal insulation device comprises radiating pipes and cooling fins. Each buffering frame comprises a spring rod and a soft gasket, wherein each spring rod and the corresponding soft gasket are connected together through a connecting plate. The mounting frame is arranged at the bottom end of the protective shell. The novel electromechanical thermal insulation and fire prevention protective device can achieve the good thermal insulation and fire prevention capacity, can also conduct sufficient thermal dissipation and buffering protection on an electromechanical machine, prolongs the service life, is convenient to install and deserves promotion.

The invention relates to the technical field of communication. The aim is to provide a control box based on 5G communication. The control box comprises a base and a box body installed on the base, and a heat insulation layer is arranged on the outer surface of the box body; a top heat dissipation pipe is arranged at the top of the box body, the top heat dissipation pipe comprises a pipe body with a closed upper end, a liquid storage head communicated with the pipe body is arranged at the lower end of the pipe body, and a phase change working medium is contained in the liquid storage head; the upper end of the pipe body is positioned outside the box body, and the lower end is positioned inside the box body; and heat exchange fins are arranged on the outer surface of the upper end of the pipe body. Through the arrangement of the heat insulation layer, the box body can be prevented from being influenced by external extremely high-temperature and low-temperature weather; meanwhile, one-way heat conduction is achieved through the top heat dissipation pipe, the heat dissipation performance is improved, and the stability of the working condition of the control box is guaranteed.

The invention discloses a mobile charging device for electric automation equipment. The mobile charging device comprises a substrate and a charging mechanism, wherein the top part of the substrate isprovided with a first sliding rail, a second sliding rail and a third sliding rail, the first sliding rail is internally provided with a ball screw and a screw nut, the charging mechanism comprises acharging box, the bottom part of the charging box is provided with a first connecting rod, a second connecting rod and a supporting plate, the center of the bottom part of the supporting plate is provided with a first sliding block, the outer wall of the first sliding block is provided with a miniature forward and reverse rotation motor and a belt, a second sliding block and a first elastic sliding member are arranged at the bottom part of the first connecting rod, a third sliding block and a second elastic sliding member are arranged at the bottom part of the second connecting rod, a storagebattery and a cooling chamber are arranged inside the charging box, the cooling chamber comprises a first heat dissipation layer, a second heat dissipation layer and a plurality of connection holes, and a liquid storage chamber, an infusion tube, a liquid pump and a return tube are arranged at the center of the top part of the supporting plate. The mobile charging device is convenient and quick touse, can separately charge a plurality of sets of different equipment, and has the advantages of good stability and good heat dissipation effect.

The invention relates to the technical field of battery heat dissipation, and particularly discloses a special battery heat dissipation device for a new energy automobile. The special battery heat dissipation device comprises a mounting plate, a shell and a battery pack, the shell is fixed at the upper end of the mounting plate, the battery pack is fixed in the shell, one side of the shell is movably connected with a side plate, and the other side of the shell is provided with an air inlet groove; heat dissipation holes are formed in the side plate, a heat dissipation fan is installed at the position, close to the air inlet groove, in the shell, a filter screen is connected into the air inlet groove, a plurality of movable sliding rods are fixed to the side, close to the shell, of the side plate, the movable sliding rods are in sliding connection with the side wall of the shell, and a plurality of first fixing plates are fixed to the positions, close to the side plates, in the shell. The heat loss in the shell can be greatly accelerated and the battery pack can be cooled in summer, and the heat loss in the shell can be greatly reduced and the battery pack can be insulated in winter, so that the working capability of the battery pack is improved.

The invention provides a circulating heat dissipation device for a tailpipe nozzle. The circulating heat dissipation device comprises a hot-cavity heat exchanger and a cold-cavity heat exchanger, a hot cavity formed in the hot-cavity heat exchanger is connected with a cold cavity formed in the cold-cavity heat exchanger through an outflow pipe and a return pipe, and the hot-cavity heat exchanger is connected with the tailpipe nozzle; the pipe diameter of the outflow pipe is greater than the pipe diameter of the return pipe; the hot cavity is used for holding a first circulating working mediumreturned through the return pipe and being subjected to heat exchanging in the cold cavity and a second circulating working medium in the liquid state; and the cold cavity is used for holding the first circulating working medium returned through the return pipe and being subjected to heat exchanging in the hot cavity and the second circulating working medium in the gas state. According to the circulating heat dissipation device for the tailpipe nozzle, the characteristic that the second circulating working medium is gasified after being heated is utilized to form a hot gas dynamic pressure difference between the hot cavity and the cold cavity so that the first circulating working medium and the second circulating working medium can make circulating reciprocating movement between the hot cavity and the cold cavity, continuously absorbs heat of the tailpipe nozzle in the hot cavity, and conducts heat exchanging with air in the cold cavity to realize circulating heat dissipation of the tailpipe nozzle.

The invention is suitable for the technical field of heat dissipation, and provides a heat dissipation device and an electromechanical equipment mounting table. The heat dissipation device comprises an equipment mounting box of which the internal bottom surface is fixedly connected with a mounting base; a fixed plate fixedly connected with the bottom surface of the equipment mounting box; a watertank fixed outside the equipment mounting box and communicated with the water pump. A radiator is fixedly installed on one side of the top end of the fixed plate, and a water inlet and a water outletare formed in the top end and the bottom end of the radiator respectively. A water outlet of the water pump communicates with a water inlet hole of the radiator through a water inlet pipe which is located in the equipment mounting box; a water outlet of the radiator is communicated with the water tank through a water outlet pipe; ventilation holes are formed in the two sides of the equipment mounting box, and a fan protection frame is fixedly installed on the side, away from the radiator, outside the equipment mounting box; and a first cooling fan is installed at the position, opposite to theventilation hole, of the fan protection frame, and a protection net for protecting the first cooling fan is fixedly installed outside the fan protection frame. According to the embodiment, the heat dissipation effect of the heat dissipation device can be improved.

The invention discloses a high-voltage electric appliance storage device with high safety. The high-voltage electric appliance storage device comprises: a base; a shell arranged at the upper end of the base, wherein a door body capable of being opened and closed is arranged on the front side of the shell, a first rod body and a second rod body are vertically arranged in the shell, the first rod body is rotationally connected with the inner top wall of the shell through a bearing assembly, a threaded section is arranged on the first rod body, a first moving seat is arranged on the threaded section, and a second moving seat is movably connected to the second rod body in a sleeving mode; and a bearing plate horizontally arranged in the shell, wherein a containing groove is formed in the upper side of the bearing plate and used for containing a high-voltage electric appliance. The high-voltage electric appliance is firstly placed in the containing groove in the bearing plate, the high-voltage electric appliance is limited and clamped through a limiting assembly, so that the high-voltage electric appliance is kept stable on the bearing plate, and then the first rod body is rotated, so that the bearing plate moves upwards along the threaded section through the first moving seat to be away from the base, and is prevented from being eroded by an external environment water body, and the safety of the high-voltage electric appliance is effectively improved.

The invention discloses a heat dissipation structure used for the surface of a microelectronic chip. The heat dissipation structure comprises a chip substrate and a heat conducting sheet; the heat conducting sheet is arranged on the surface of the chip substrate; a plurality of through holes are formed in the heat conducting sheet; heat conducting silica gel cushions are arranged in the through holes; a plurality of wet conduction fiber pipes are arranged on the surface of the heat conducting sheet; the wet conduction fiber pipes are arranged uniformly; heat dissipation heat pipes are arrangedbetween adjacent wet conduction fiber pipes; each heat dissipation heat pipe comprises a heat absorption section, an evaporation section and a condensation section which are connected in sequence from the bottom up; the heat absorption section and the heat conducting sheet are fixedly connected together; the top end of the condensation section is connected with an aluminum sheet; the aluminum sheet comprises an arc-shaped section and a horizontal section; and the arc-shaped section is higher than the horizontal section. By virtue of combination of a direct heat conduction mode and an indirectheat dissipation mode entirely, the microelectronic chip can be subjected to high heat dissipation, so that the temperature of the microelectronic chip can be lowered effectively, the chip can be protected effectively, the service life can be prolonged, and the heat dissipation structure is worthy of popularization.

The invention discloses a crushing device for architectural ceramics. The crushing device comprises an operation table, supporting devices are fixedly installed at the four corners of the bottom of the operation table, two sets of collecting devices are fixedly installed in the middle of the bottom of the operation table at equal intervals, a crushing box is fixedly connected to the middle of thetop of the operation table, a control switch is fixedly installed at the lower end of the left side of the crushing box, a feeding hopper is fixedly connected to the upper end of the left side of thecrushing box, a dust removal device is fixedly connected to the right side of the crushing box, a first discharging pipe is fixedly installed on the left side of the top end in the interior of the crushing box, the upper end of the first discharging pipe communicates with the bottom of the feeding hopper, and a first material falling hopper is fixedly installed on the left side of the bottom in the crushing box. According to the crushing device for the architectural ceramics, crushing with high efficiency and high precision can be carried out on ceramic fragments, the house building efficiencyis effectively improved, meanwhile, crushing with different specifications can be carried out the ceramic fragments, the environmental protection capacity is high, the dust output is effectively reduced, the practicability is high, the application prospect is wide, and the device is worthy of popularizing and being used.

The present invention discloses an adjustable detection device for instruments and meters. The device comprises a horizontally-arranged box body, a storage battery is fixedly connected to the center of the left side of an inner cavity of the box body, a second transmission rod is arranged at the position, close to the right side, of the inner cavity of the box body, and the top end and the bottom end of the second transmission rod are inserted into the upper side and the lower side of the inner cavity of the box body. The positions, close to the top end and the bottom end, of the edge of the outer side of the second transmission rod are each sleeved with a volute spiral spring and fixedly connected with the second transmission rod, and the positions, close to the top and the bottom, of the edge of the outer side of the second transmission rod are each sleeved with a cylinder. Structures such as a first L-shaped through pipe, a second blade, a first transmission rod, a first blade and a second L-shaped through pipe are matched with one another, cold air can be blown to the storage battery through the air outlet cover, and the purpose of circulating heat dissipation is achieved.

The invention provides a multi-layer composite material for thermal diffusion of a vapor chamber and a preparation method of the multilayer composite material, the material comprises a porous metal layer and a compact metal layer, the porous metal layer and the compact metal layer are combined by diffusion sintering, and the preparation method comprises the following steps: carrying out bright annealing treatment on the porous metal layer; carrying out surface treatment on a substrate compact metal material ; stacking the treated porous metal material and the substrate compact metal material in a vacuum furnace or an atmosphere protection furnace, and carrying out heating, pressurizing, diffusing and sintering; and after diffusion sintering, continuously maintaining the pressure during sintering, cooling to room temperature, and breaking vacuum or stopping atmosphere protection to obtain the thermal diffusion multilayer composite material for the vapor chamber. According to the multi-layer composite material for thermal diffusion of the vapor chamber, the porosity, pore diameter, thickness and other technical parameters of the porous layer are accurately controlled, the quality isstable, meanwhile, the technological process is short, the production cost is low, and the multi-layer composite material is suitable for batch production.

The invention provides secondary water supply control equipment with protection, which comprises a cabinet shell assembly, a base assembly, a hydrodynamic heat dissipation assembly and a linkage protection assembly, and is integrally fixed on an operation plane through the base assembly; ventilation holes are formed in the upper face and the lower face of a main cabinet body in the cabinet shell assembly, a heat dissipation cavity in the hydrodynamic heat dissipation assembly is connected into the ventilation holes circularly connected to the upper face and the lower face of the main cabinet body, an axial flow impeller used for heat dissipation is in transmission communication with a secondary water supply pipeline, and a cooling spiral pipe is connected to the outer portion of an air return pipe in a sleeving mode. Air containing heat in the main cabinet body can be circularly cooled through water flow power; meanwhile, a linkage protection assembly is arranged outside the cabinet shell assembly, a telescopic cover in the linkage protection assembly can automatically move up and down, a secondary water supply pipeline is used as a power source for movement, after the rainwater detection module detects the rainwater weather, a signal can be sent out to enable the telescopic cover to move from bottom to top, the cabinet shell assembly is completely arranged in the telescopic cover in a covering mode, and the safety of the cabinet is improved. The protection effect is good.

The invention discloses a magnetic coil assembly of a four-way valve for a refrigerating system. The magnetic coil assembly comprises a valve seat and a valve body, the connecting pieces are arrangedbetween the valve seat and the valve body, and the valve seat and the valve body are connected through the connecting pieces; the periphery of the valve body is provided with a winding which can generates electromagnetic force after being electrified to push the valve body to move, and one side, facing the valve seat, of the valve body is provided with a receiving groove, and the connecting piecesare located in the receiving groove; and the connecting pieces comprise a cylinder, a plunger, a spring and a connecting rod, the plunger and the cylinder are both located in the cylinder, the back of the plunger and the inner bottom surface of the cylinder are separately and fixedly connected with both ends of the spring, one end of the connecting rod is connected with the plunger, the other endof the connecting rod is connected with the valve seat, the cylinder is coincident with the receiving groove, the cylinder is inserted into the receiving groove, and the side surfaces of the valve body and the cylinder are separately provided with a first air pipe and a second air pipe. The magnetic coil assembly of the four-way valve for the refrigerating system has good heat dissipation performance.