573results about How to "Achieve cooling" patented technology

The invention relates to the technical field of battery structures, and provides a box body, a battery and electric equipment.The box body is used for containing a battery module and comprises a bottom plate, a mounting beam and a module beam, the bottom plate is provided with a first side face and a second side face which are opposite in the thickness direction, a reinforcing structure is arranged on the bottom plate, and the module beam is used for mounting the battery module; the module beam is arranged on the first side face, the mounting beam is used for mounting the box body and arranged on the second side face, and the reinforcing structure is used for being connected to the mounting beam and / or the module beam; according to the box body provided by the embodiment of the invention, the mounting beam and / or the module beam can be connected by utilizing the reinforcing structure, so that the connecting strength between the bottom plate and the mounting beam and / or the module beam can be improved, and the aim of meeting the requirement of the box body on relatively high structural strength can be fulfilled.

The invention discloses an energy storage power station safety management system capable of realizing thermal runaway grading early warning based on flame-retardant foaming, which is characterized in that a battery module is quickly wrapped and isolated from oxygen by controlling refrigerant spraying and triggering a foaming device to start, a large amount of high-temperature-resistant flame-retardant foaming agent is quickly released, and the thermal runaway grading early warning is realized by combining the refrigerant spraying with a foaming material. The further spreading risk of thermal runaway of the battery module is avoided, and safety management of the energy storage power station is achieved. By controlling the valves, switching of different operation modes can be achieved, and safety management of graded early warning of thermal runaway of the energy storage power station is achieved. According to the system, two stages of grading early warning stages are set for the battery of the energy storage power station, a battery cooling operation mode of the second-stage early warning stage and a battery thermal runaway blocking mode in the first-stage early warning mode are achieved, the battery operation temperature can be reasonably regulated and controlled, the battery operation efficiency is improved, and the energy storage power station is protected. And the risk propagation of thermal runaway of the battery is effectively blocked.

The invention relates to the field of transformers, in particular to an epoxy resin pouring dry-type transformer which comprises an upper clamping piece, a lower clamping piece, a warning assembly and a plurality of main coils, connecting rods are connected between the adjacent main coils in a crossed mode, the warning assembly comprises a warning plate, a first contact switch, a warning lamp and a plurality of thermal expansion and cold contraction blocks, and a sliding cavity is formed in the surface of the lower clamping piece. The multiple thermal expansion and cold contraction blocks are connected to the surface, facing the connecting rods, of the warning plate at intervals, the ends, away from the warning plate, of the thermal expansion and cold contraction blocks correspond to the connecting rods one to one and are connected with the connecting rods, the warning lamp is connected to the surface, facing the connecting rods, of the warning plate, and the first contact switch is connected to the inner wall of the sliding cavity and electrically connected with the warning lamp. According to the epoxy resin pouring dry-type transformer, the warning board, the first contact switch, the warning lamp and the heat expansion and cold contraction block are arranged, the warning lamp is powered on and emits light, pedestrians are warned not to touch the outer wall of the epoxy resin pouring dry-type transformer by mistake and are not bumped or scalded, and therefore the using safety of the epoxy resin pouring dry-type transformer is improved.

The invention relates to the technical field of cooling of a high-rotating-speed and high-capacity hydraulic generator and a pumped storage generator motor, in particular to a mixed ventilation cooling method for improving the temperature difference of a pole coil. According to the method, cooling air is introduced from a magnet yoke, and the cooling air is divided into three paths; a first path of cooling air reaches a magnetic pole inter-pole ventilation box, enters a magnetic pole coil radial air duct, passes through a magnetic pole coil circumferential air duct and reaches an inter-pole radial air duct; the second path of cooling air is divided into two parts of cooling air, the first part of cooling air directly enters the interelectrode radial air duct, and the second part of cooling air enters the pole coil radial air duct, passes through the pole coil circumferential air duct and reaches the interelectrode radial air duct; the third path of cooling air is divided into a third part of cooling air and a fourth part of cooling air, the third part of cooling air enters the magnetic pole end radial air duct, and the fourth part of cooling air enters the interelectrode axial air duct; omnibearing cooling of the pole coil is achieved, the overall temperature difference level of the pole coil is improved, and the temperature rise uniformity of the pole coil is improved.

The invention discloses a novel automatic polishing device for bearing machining, and belongs to the technical field of bearing machining, the novel automatic polishing device for bearing machining comprises a base, a vertical plate is fixedly mounted on one side of the top of the base, a material frame, a cooling mechanism and a feeding mechanism are arranged at the top of the base, and a clamp is connected to the output end of the feeding mechanism; the polishing device comprises a vertical plate, a polishing mechanism and a linkage mechanism are arranged on one side of the vertical plate, a rotating cylinder is rotationally installed in the vertical plate, a plurality of inclined plates are slidably connected to the outer side of the rotating cylinder, clamping plates are fixedly connected to the outer sides of the inclined plates, and a driving mechanism used for driving the rotating cylinder to rotate is arranged on the other side of the vertical plate. And the driving mechanism comprises a driving motor. According to the bearing outer ring polishing device, automatic fixing and feeding and discharging work of a bearing outer ring can be achieved through cooperation of the material frame, the feeding mechanism and the clamp, automatic polishing treatment is achieved through cooperation with the polishing mechanism, meanwhile, polishing parameters can be controlled through the abutting wheel through cooperation with the linkage mechanism, and control is more accurate.

The invention provides a charging pile and a charging method.The charging pile comprises a magnetic cooling device, a heat exchange bin and a charging gun, one end of the magnetic cooling device communicates with a low-temperature part, the other end of the magnetic cooling device is connected with the heat exchange bin, and the magnetic cooling device comprises a magnetic field generator, N magnetized parts and N + 1 heat conduction parts; one magnetized part is arranged between any two adjacent heat conduction parts, the magnetic field generator can periodically provide a magnetic field for the magnetized parts, and the magnetized parts can be periodically and alternately attached to the adjacent heat conduction parts on the two sides so as to cool a refrigerating medium in the heat exchange bin; a heat dissipation cavity is formed in the outer wall of a battery module of the electric vehicle, and the heat exchange bin communicates with the heat dissipation cavity through a charging gun and is used for supplying a refrigerating medium to the heat dissipation cavity. In the charging process of the electric vehicle, a good cooling effect can be provided for the battery module of the electric vehicle, and the temperature is prevented from being too high when the battery is charged; and meanwhile, vibration or noise can be effectively reduced in the whole cooling and refrigerating process.

The invention relates to the technical field of distribution boxes, in particular to an intelligent outdoor comprehensive distribution box which comprises a box body, and a first axis and a cycloid paddle mechanism are arranged in the box body. The first axis extends in the vertical direction; the cycloid paddle mechanism comprises a plurality of blades, the blades are arranged in the circumferential direction of the first axis and can synchronously revolve around the first axis, each blade is provided with a second axis and can rotate around the second axis, and the second axis is parallel to the first axis; during use, a first plane and a second plane are set, and the first plane passes through the local overheating area and coincides with the first axis; the second plane coincides with the first axis and is perpendicular to the first plane so that the interior of the box body can be divided into four heat dissipation areas. When the blades enter the heat dissipation area making contact with the local overheating area, the blades are driven to rotate around the second axis, so that air is guided to the local overheating area in the mode that the swing angle of the blades is changed, and therefore targeted cooling can be conducted.

The utility model provides a horizontal metal band sawing machine with a cooling function, which relates to the technical field of horizontal metal band sawing machines and comprises a band sawing machine body, a movable cooling component is arranged on the surface of the band sawing machine body and comprises a motor and a rotating rod, the motor is connected to the outer surface of one side of the band sawing machine body, and the rotating rod is connected with the motor. A rotating rod is connected to the output end of the motor, first bevel gears are arranged on the surfaces of the two sides of the rotating rod, and second bevel gears are connected to the surfaces of the first bevel gears. According to the band sawing machine, when the band sawing machine body needs to be cooled, the spray head can be started to spray water to cool sawteeth and a workpiece, and then the forward and reverse rotation function of the motor is started, so that the moving block can drive the spray head to move back and forth on the two sides of the surface of the band sawing machine body, and the whole sawing area is cooled; and the problem that the whole sawing area cannot be effectively cooled due to the fact that an existing spray head cannot be cooled is solved.

The utility model discloses a high-speed colloid grinder for crushing Chinese wolfberry fruits, and relates to the technical field of food grinding. The grinding machine comprises a hopper, a static grinding disc, a movable grinding disc, a rack table and a containing base, and further comprises a cooling system for cooling the static grinding disc and the movable grinding disc. The containing base is fixedly installed on the upper layer of the rack table, and the static grinding disc is installed on the top of the containing base. The movable grinding disc penetrates through the bottom of the containing base and is rotationally installed with the containing base, and a grinding gap is formed between the movable grinding disc and the static grinding disc. When water in the water cooling barrel is sprayed out through the hard water spraying pipe and the water spraying holes through the water pump, the water can be sprayed to the inner wall of the cooling hole, the cooling hole is formed in the movable millstone, therefore, the movable millstone is cooled, meanwhile, after being cooled, the water flows into the water cooling barrel again along with gravity, and complete cooling and circulation are achieved; the problem of how to design a cooling mode and a circulating mode on a rotating object is solved.

The invention relates to the technical field of new energy batteries, in particular to a lithium iron phosphate battery module which comprises a bottom plate, an outer shell, an inner shell and a plurality of battery monomers, the outer shell, the inner shell and the plurality of battery monomers are all arranged on the upper surface of the bottom plate, the inner shell is arranged in the outer shell, the plurality of battery monomers are all arranged in the inner shell, and the inner shell is arranged in the bottom plate. The electric kettle further comprises a water cooling mechanism, a stirring mechanism and a heat guiding mechanism, and the inner shell is filled with a phase change material. Through fixed connection of a connecting rod and a plurality of water cooling pipes, in the running process of a new energy automobile, the plurality of water cooling pipes can synchronously move up and down by utilizing inertia, so that stirring of a phase change material in a molten state is realized, heat adsorbed in the phase change material in the molten state can be uniformly distributed, and the heat absorption efficiency of the phase change material in the molten state is improved. And the cooling effect is improved in the flowing process of the cooling liquid in the water cooling pipe.

The invention discloses an ultrafast heat switching device and a design method thereof. The ultrafast heat switch device comprises a first polariton layer, a fixed near-field gap and a second polariton layer which are sequentially arranged from top to bottom. According to the design method, an external ultrafast light pulse is utilized to excite a first polariton layer, and mid-infrared transient polaritons are generated. Time-varying coupling occurs between the transient polaritons and polaritons of the second polariton layer, opening or closing of a near-field thermal radiation channel is dynamically controlled, and a thermal switch function is realized. Based on the synergistic effect of heterostructure terminal pairing and transient polaritons, the picosecond-level response speed and the switch ratio exceeding four orders of magnitude are achieved. Under the optimal design, the device can achieve the laser cooling effect on the emitting electrode in a single switching period, and an innovative solution is provided for nanoscale dynamic thermal management.

The utility model discloses a lifting cooling structure for a furnace body, and relates to the technical field of metallurgy. Comprising a fixed support; the cooling furnace body is mounted at the top of the fixed bracket, and a cooling assembly is arranged in the cooling furnace body; a crucible with a temperature sensor and a crucible lifting assembly for driving the crucible to move up and down are arranged in the lower furnace body, a movable base is arranged at the bottom of the lower furnace body, the crucible penetrates through the interior of the cooling assembly, and pulleys are installed on the two sides of the movable base; the vertical lifting assembly is installed on the fixed support, and the two sides of the movable base are connected with the vertical lifting assembly in a clamped mode; and the sliding rail is used for being matched with the pulley to work and is arranged on the ground under the lower furnace body. The interior of the furnace body is divided into different areas, heating and cooling can be achieved in the furnace body, rapid cooling can be achieved, the machining time is greatly shortened, and the efficiency is improved.

The utility model discloses an LED lamp bead which comprises a base. The light-transmitting cover body is installed on the base, and the light-transmitting cover body and the base form a sealed cavity. And the light-emitting chip is mounted on the base and is arranged in the sealing cavity. And the first radiating fin is mounted on the base, is arranged in the sealing cavity and is used for absorbing heat in the sealing cavity. And the second radiating fin is mounted on the base and is arranged on the outer side of the sealing cavity. And the heat-conducting wire is mounted on the base, one end of the heat-conducting wire is connected with the first radiating fin, and the other end is connected with the second radiating fin. When the LED lamp bead is used and the light-emitting chip generates heat, the first cooling fin absorbs the heat in the light-transmitting cover body, the heat of the first cooling fin is transmitted to the second cooling fin along the heat-conducting wire, and the heat of the second cooling fin is diffused to the outside, so that the cooling in the light-transmitting cover body is realized. When the LED lamp bead is used, the light-transmitting cover body and the packaging base form a sealed cavity, and the first cooling fin, the heat conducting wire and the second cooling fin conduct out heat in the upwind cavity, so that heat dissipation of the light-emitting chip is achieved.

The invention provides a small-caliber high-temperature spray pipe structure which comprises a spray pipe neck bush which comprises a neck bush shell and a water cooling shell, and the water cooling shell is arranged at the closing end of the neck bush shell in a sleeving mode; the spray pipe outer shell is arranged on the spray pipe neck bush to form a cooling chamber; wherein the first end of the spray pipe outer shell is connected with the opening end of the neck bush shell, the second end of the spray pipe outer shell is connected with the water cooling shell, and the closing end of the spray pipe neck bush protrudes out of the spray pipe outer shell. The spray pipe has the beneficial effects that the second end of the spray pipe outer shell is connected with the water cooling shell, so that the closing end of the spray pipe neck bush protrudes out of the spray pipe outer shell, the protruding structure provides space allowance for solving the problems such as calibration probe arrangement and operation convenience, and interference and inconvenience which are likely to occur when a traditional contraction spray pipe section is used are avoided.

The invention discloses a radiation cooling fabric with a long-time phase change heat storage function. The radiation cooling fabric comprises a porous flexible phase change film on the inner layer and a nanofiber film on the outer layer. The porous flexible phase change film comprises a phase change microcapsule, the thickness of the porous flexible phase change film is 1000-1500 [mu] m, and the particle size of the phase change microcapsule is 1-10 [mu] m; the nanofiber membrane comprises nanofibers, the length of the nanofibers is larger than 1000 microns, and the diameter of the nanofibers is 10-1000 nm. And the thickness of the nanofiber membrane is 150 to 500 [mu] m. The prepared flexible film fabric has excellent air permeability, moisture penetrability, cycling stability, thermal stability and washability, and the thermal comfort of a human body in a high-temperature environment is enhanced through the combination of radiation cooling and latent heat storage technologies.

The invention relates to the technical field of fan heat dissipation, in particular to an energy-saving industrial centrifugal fan capable of assisting heat dissipation of a motor. The energy-saving industrial centrifugal ventilator comprises a machine shell with an air inlet and an air outlet, a first impeller is rotationally arranged in the machine shell, and one end of the first impeller is coaxially connected with a motor arranged outside the machine shell. Gas is guided through the pressure intensity difference between the air inlet and the air outlet, cooling liquid is cooled in the process that external gas is sucked in, and the gas at the air outlet drives the cooling liquid to circularly flow through the double-turbine assembly in the flowing process. Thus, when the power of the motor is increased or decreased, the rotating speed of the first impeller changes correspondingly, so that the flow speed of gas in the suction pipe and the flow guide pipe is affected, circulation and heat exchange of cooling liquid are adjusted correspondingly, and then the heat dissipation balance of the motor is improved.

The invention relates to the technical field of water-cooling screen pipe maintenance, in particular to a water-cooling screen positioning maintenance device which comprises a maintenance machine base. Rotating the fluted disc; a meshing gear ring; positioning the gear; a connecting arm; a positioning wheel; a rotating device; a locking device; provided is a bidirectional front blocking device. According to the clamping device, through the rotating fluted disc and the meshing gear ring which are elastically positioned, the positioning wheels on the connecting arms shrink towards the circle center point of the meshing gear ring, the positioning wheels which are elastically positioned can automatically adapt to water-cooling panel pipes of different sizes, and then the water-cooling panel pipes of different sizes can be automatically positioned and clamped; the water-cooling panel tubes with different sizes are always positioned at the same center, so that a welding head or a cutting machine can be conveniently maintained, the workload of automatic capturing of the welding head or the cutting machine is reduced, the rotary maintenance of the water-cooling panel tubes by the clamp is realized by combining a rotating device and a locking device, the operation amount of the welding head or the cutting machine is reduced, and the working efficiency is improved. And the working space for rotation required by the cutting machine is abandoned.

The utility model relates to the technical field of ultrapure water machines, and discloses a water temperature adjusting device of an ultrapure water machine, which comprises a shell, a normal-temperature water tank is mounted on the inner side of the shell, a water inlet pipe is mounted at the upper end of the normal-temperature water tank, and the water inlet pipe is communicated with an ultrapure water outlet of the ultrapure water machine; a heating unit and a cooling unit are installed below the normal-temperature water tank, and a distribution assembly is installed between the bottoms of the normal-temperature water tank. Through cooperative use of the heating unit, the cooling unit, the distribution assembly and the flow mixing assembly, heating and cooling of ultrapure water are achieved, precise mixing of high-temperature ultrapure water, low-temperature ultrapure water and normal-temperature ultrapure water is controlled, ultrapure water at the required temperature is obtained, the temperature adjusting precision is improved, the temperature and liquid level are monitored in real time, and the temperature adjusting precision is improved. The temperature of the ultrapure water is automatically controlled, the energy consumption required by temperature regulation is reduced, and the ultrapure water temperature regulation device has the effects of high temperature regulation precision and low working energy consumption.

The invention provides a multi-station injection molding machine, and relates to the field of die-casting molding, the multi-station injection molding machine comprises a molding machine, and four compression mechanisms are arranged on the side face of the molding machine in a circumferential array mode. In order to solve the problem that the machining efficiency is low due to long cooling time, four or more die stations are adopted, injection is conducted firstly, then compression is conducted, after the outer surface of a product is shaped, a workpiece in a die of the forming station is moved to the cooling station, and then external pressure is continuously applied to the product in a die cavity; the first set of mold is formed and compressed at the central station, is moved out and then reaches the mold pressing cooling station, and then mold closing pressure is applied to ensure that the mold cavity can keep that the injection molding product can continuously apply pressure to the product along with the volume change of cooling shrinkage, so that the consistency of the appearance after shrinkage is ensured; and the injection molding product is continuously cooled until the injection molding product is completely shaped, and the compression work is continuously performed at the previous station, so that the processing efficiency is improved.

The utility model relates to a motor cooling structure, a motor and an automobile, the motor cooling structure comprises a shell, a mounting cavity is formed in the shell, an oil way structure is arranged on the inner wall, defined by the shell, of the mounting cavity, and the oil way structure is used for communicating with an external oil supply device; the stator assembly is arranged on the inner wall of the mounting cavity and is communicated with the oil path structure; the rotor assembly is inserted into the stator assembly, the rotor assembly comprises a rotor shaft and a rotor iron core, and the rotor shaft is provided with an oil inlet channel extending in the axial direction of the rotor shaft and an oil passing channel extending in the radial direction of the rotor shaft; the oil inlet channel is communicated with the oil passing channel and used for being communicated with an external oil supply device, the rotor iron core is arranged outside the rotor shaft in a sleeving mode, the rotor iron core is provided with a cooling channel which extends in the axial direction and penetrates through the two ends of the rotor iron core, and two channel openings of the cooling channel correspond to coil inner rings of the stator assembly respectively.

The invention belongs to the field of air conditioners, and discloses a double-air-return air conditioning system, a control method of the double-air-return air conditioning system and electronic equipment, and the double-air-return air conditioning system comprises a double-cylinder compressor, an outdoor heat exchanger, an indoor heat exchanger, a battery heat dissipation heat exchanger, a first expansion valve, a second expansion valve and a control valve; the battery heat dissipation heat exchanger comprises a first channel and a second channel which can exchange heat with each other, and the second channel cools high-temperature cooling liquid of the battery unit into low-temperature cooling liquid. The double-air-return design is achieved, so that when the outdoor heat exchanger and the battery heat dissipation heat exchanger work at the same time, mutual influence caused by different evaporation temperatures of the outdoor heat exchanger and the battery heat dissipation heat exchanger is avoided, and the independent control precision of air conditioner heating and battery heat dissipation is improved. And meanwhile, when the system conducts air conditioner heating, mutual heat exchange is conducted through the first channel and the second channel, cooling of the battery is achieved, air conditioner heating can be conducted through heat of the battery, the energy utilization efficiency of the system is remarkably improved, and the energy consumption of the system is reduced.

The invention relates to the technical field of powder laser sintering manufacturing, and particularly discloses a laser scanning head for a 3D printer, the laser scanning head comprises a shell, a top cover and a galvanometer system, and the top cover is connected to the top end of the shell; the galvanometer system comprises two galvanometer brackets, two X galvanometers and two Y galvanometers; the two galvanometer supports are installed on the bottom faces of the two ends of the shell respectively, one side face of the shell is provided with light inlets corresponding to the two galvanometer supports respectively, and the bottom face of the shell is provided with light outlets corresponding to the two galvanometer supports respectively. The two X galvanometers are installed on the top faces of the two galvanometer supports and extend into the containing cavity, and the two X galvanometers are symmetrically arranged along the center line. The two Y galvanometers are installed on the side faces, away from the light inlets, of the two galvanometer supports respectively and stretch into the containing cavity, the axes of the two Y galvanometers are close to each other and are symmetrical about the center line, and the axes of the two Y galvanometers are located between the axes of the two light inlets. The scanning head has the effects of reducing the space volume occupied by the scanning head and improving the printing efficiency.

The utility model discloses a cooling type plasma cleaning machine nozzle which comprises a base, a nozzle body and a nozzle body. The cover body is arranged above the base; the electrode plate is arranged in the mounting cavity, and a cooling medium circulating cavity is formed in the electrode plate; the first electrode connecting pipe penetrates through the cover body and penetrates into the electrode plate, and the first electrode connecting pipe is communicated with the cooling medium circulating cavity; and the second electrode connecting pipe penetrates through the cover body and penetrates into the electrode plate, and the second electrode connecting pipe is communicated with the cooling medium circulating cavity. According to the utility model, the cooling medium circulating cavity is arranged in the electrode plate, so that the cooling effect on the electrode plate is realized, the membrane deformation caused by over-high temperature when the membrane is cleaned by the spray head is prevented, and the use effect of the electrode plate is ensured; and gas circulates in the mounting cavity, so that the spraying and cleaning effects of the spray head of the plasma cleaning machine are ensured, and the cooling effect on the interior of the spray head is further improved.

The invention relates to the technical field of closed type cooling towers, in particular to a closed type energy-saving cooling tower which comprises a tower shell, a fan, a circulating pipeline, a water inlet pipeline and a water outlet pipeline, a water collecting tank, a coil pipe and a spraying mechanism are arranged in the tower shell from bottom to top, and anti-freezing pipelines are arranged between the water collecting tank and the coil pipe and the inner wall face of the tower shell. Flexible switching of circulating medium flowing paths is achieved through the guide plate and the control assembly, and the circulating medium conducts heat exchange through the coil pipe at the normal temperature, so that the cooling effect is achieved; at the freezing point and the temperature below, the circulating medium enters the anti-freezing pipeline, and heat conduction is conducted through the tower shell and the low-temperature wall face of the water collecting pool; impurities in air are intercepted through dense distribution of the anti-freezing pipelines in the reserved area and the water collecting pool, heat conduction is conducted through the external environment and the low-temperature wall face of the tower shell in the flowing process, cooling of media is achieved, and heat of the media is released in the flowing process.

The invention relates to a heat insulation cabin and cooling system for a petroleum drilling downhole circuit, which comprises a cylindrical inner cylinder, and a first groove for mounting the downhole circuit is formed in the side wall of the middle part of the inner cylinder; the inner column body is further provided with an installation channel adjacent to the first groove and used for allowing a cooling pipeline to penetrate through. A first through hole communicated with the first groove is formed in the end face of the inner column body; the inner column body is sleeved with a sleeve covering the first groove in a sealed mode. The two ends of the inner column body are each sleeved with a connecting piece used for being connected with and fixing the annular structure of the inner column body. The cooling system comprises the heat insulation cabin, a liquid storage cabin used for storing cooling liquid, a driving pump, a heat conduction block and a refrigerating machine. The structure of the underground circuit cooling device can be simplified, the underground circuit cooling device is convenient to use, and the temperature of an underground circuit can be effectively reduced.

The invention discloses an aluminum profile integrated extrusion die for a new energy automobile battery, and relates to the technical field of extrusion dies, the aluminum profile integrated extrusion die comprises a supporting base, and one side of the supporting base is fixedly connected with a fixing piece. One side of the cooling pipe is in front of and behind the inner wall of the cooling shell, the tail end of the cooling pipe penetrates through the side wall of the cooling shell, flowing of water flow in the cooling pipe is accelerated through an external water pump, the cooling pipe makes contact with a profile for heat exchange, cooling of the profile is achieved, air enters the cooling cavity through the cooling cavity, air flowing in the cooling cavity can be accelerated, and cooling efficiency is improved. An electric push rod is used for driving a connecting plate and an ejection block to move upwards and driving the sectional material to move upwards, so that the sectional material is separated from the cooling shell, the height difference between the sectional material and the cooling shell is increased, the cooled sectional material can be quickly taken out, the sectional material is dragged, and the tail end of the sectional material is separated from the mold assembly; and the tail end of the profile enters the cooling assembly to be rapidly cooled.

The invention relates to the field of waste gas purification, in particular to a waste gas anhydrous treatment device which comprises a gas inlet unit, a heat source unit, a reaction unit, a cooling unit, a slag collecting unit and a tail gas discharging unit. The gas inlet unit comprises a gas inlet pipe, and the gas inlet pipe can convey waste gas into the reaction unit; the heat source unit comprises any one of a plasma torch head, an ignition combustion flame gun and a high-temperature heating rod, and the heat source unit is mounted on the reaction unit; according to the designed water-free waste gas treatment device, waste gas is combusted through cooperation of the heat source unit and the reaction unit, products are cooled in the position of the reaction unit in a mixed mode of air cooling and water cooling when being cooled, sufficient combustion of the waste gas is guaranteed, meanwhile, the whole reaction unit can be protected, and the service life of the reaction unit is prolonged. The purposes of reducing the use amount of energy, reducing the generation of waste water and saving water are achieved.

The utility model provides a storage and conveying system for ethanol in a vitamin B6 production workshop, and belongs to the technical field of compound synthesis equipment. Comprising an underground liquid tank, a control tank and a plurality of heat conduction pipes axially and evenly distributed on the outer side of the underground liquid tank, a partition plate is arranged in the middle of the control tank and divides the control tank into a breathing cavity located above the partition plate and a backflow cavity located below the partition plate, the upper ends of the heat conduction pipes are connected with the backflow cavity of the control tank, and the lower ends of the heat conduction pipes are connected with the lower portion of the underground liquid tank. A breathing pipe is connected between the breathing cavity and the top of the underground liquid tank, the top of the control tank is connected with a pressure limiting pipe, the bottom of the underground liquid tank is connected with a low-temperature material pipe, and a backflow cavity of the control tank is connected with a high-temperature feeding pipe. The device has the advantages of low energy consumption and the like.

The invention provides a hydrogen fuel cell combined cooling heating and power system and a control method thereof. The system comprises a thermoelectric refrigeration device, a heat supply branch and a cooling branch, the first heat supply branch in the heat supply branches is composed of a thermoelectric refrigeration device, a heat exchanger and a hydrogen fuel cell and used for starting preheating of the hydrogen fuel cell. The second heat supply branch is used for recycling heat; a first cooling branch in the cooling branches consists of a thermoelectric refrigeration device, a cold exchanger, a heat exchanger and a hydrogen fuel cell, and is used for cooling the hydrogen fuel cell when the heat dissipation system fails; the second cooling branch consists of a thermoelectric refrigeration device, a cold exchanger, an inlet air compression device and a hydrogen fuel cell and is used for cooling inlet air of the hydrogen fuel cell; the third cooling branch is used for recycling cold energy; and the power supply branch is used for providing electric energy input for the hydrogen fuel cell. A complex inlet air cooling system of the hydrogen fuel cell is removed, the refrigerating and heating response speed is high, and safe operation of the hydrogen fuel cell system is guaranteed.

The utility model discloses an injection molding cooling device which comprises a support, an air cylinder is installed at the upper end of the support, an upper mold is installed at the output end of the air cylinder, an injection mold is installed on the inner wall of the bottom end of the support, an injection molding sprue hole is formed in the upper end of the injection mold, a cooling structure is arranged in the injection molding sprue hole, and the cooling structure comprises a partition pipe. Two sets of screws are arranged at the upper end of the partition pipe, and the output ends of the screws penetrate through the partition pipe to enter the injection mold. According to the injection molding cooling device disclosed by the utility model, the temperature of the inner wall of the injection molding sprue hole can be cooled, so that an injection mold is cooled, and the cooling effect of the injection mold is improved.