1226 results about "Heat Avoidance" patented technology

The invention provides a seawater cooling control system and method which are applied to the technical field of ocean engineering, and the seawater cooling control system comprises a cooling water well, a first temperature sensor, a water level gauge, a water suction pump, a water delivery pump, a monitoring buoy, a second temperature sensor, a flow meter and a controller. The first temperature sensor and the second temperature sensor monitor the temperature in the well and the coral reef area and the water flow speed of the flow velocity metering area respectively, the water level gauge ensures that the water volume in the well is stable, and data are analyzed in real time through the controller to generate a control instruction. The difference value between the environment temperature and the whitening threshold value, the cooling water temperature in the well and the coral reef flow speed serve as input variables, the flow requirement of the water delivery pump is dynamically calculated through a preset rule base, and self-adaptive adjustment is achieved. Through cooperative feedback of the double temperature sensors, it is ensured that the water delivery temperature is strictly controlled within a coral tolerance threshold value, and heat stress whitening is avoided. Layered water taking is combined with a fuzzy control algorithm, energy consumption is reduced compared with a traditional deepwater extraction scheme, and negative effects of shading measures on zooxanthellae are avoided.

The invention discloses a sealing performance testing device for a hot melt adhesive film, and relates to the technical field of hot melt adhesive film testing. Which comprises a box body and is characterized in that the bottom of the box body is fixedly connected with a base, the middle of the top of the base is provided with a detection cavity, the top of the box body is provided with a PLC, the middle of the inner bottom wall of the box body is provided with a first electric cylinder, the output end of the first electric cylinder is fixedly connected with a connecting cover, and the middle of the bottom of the connecting cover is fixedly provided with a connecting column; a fixing table is fixed to the bottom of the connecting cover through connecting columns, and an air inlet cover is arranged at the bottom of the fixing table. By arranging the rotating expansion assembly, the fixing table and the sliding groove, hot melt adhesive films of different shapes are laid at the top of the flattening plate at will, the hot melt adhesive films are rapidly rotated and unfolded through multiple stress points, the hot melt adhesive films can be rapidly unfolded, the situation that the detection effect is affected due to the fact that the hot melt adhesive films are wrinkled is avoided, and the detection efficiency is improved. And moreover, the hot melt adhesive film can be prevented from being damaged due to non-uniform tension in the process of unfolding the hot melt adhesive film.

The invention relates to the technical field of elevator traction machines, and discloses a controller and a traction machine driving assembly. The cooling assembly is arranged in the outer cover, and an inner cavity of the outer cover is divided into a first cavity body and a second cavity body by the cooling assembly; the control assembly is arranged in the first cavity, and the control assembly exchanges heat with the cooling assembly; and the braking resistor is arranged in the second cavity, and the braking resistor exchanges heat with the cooling assembly. Due to introduction of the cooling assembly and reasonable cavity division design, the cooling assembly can take away heat generated by the brake resistor in time, heat accumulation in the brake resistor is avoided, and the problem that heat dissipation is insufficient does not need to be compensated by depending on large parameters. Therefore, the brake resistor with smaller parameters and lower cost can be selected without influencing the overall performance, and the performance specification requirement of the brake resistor is reduced, so that the size of the brake resistor is reduced, and the overall size of the elevator system control cabinet is reduced.

The invention relates to the technical field of hot riveting, and discloses split type hot riveting head modular hot riveting equipment which comprises an upper tool, a lower tool, a heating body arranged at the bottom of the upper tool, a plurality of hot riveting heads arranged at the bottom of the heating body in a linear array mode and a product arranged at the top of the lower tool. The two sets of detachable heating rods are arranged on the two sides of the heating body respectively, the three sets of thermocouples are arranged at the bottom of one side of the heating body, and the heat conduction unit is arranged on the hot riveting head. The heat conduction assembly, the reset assembly and the overturning assembly form a closed-loop action, a heat conduction plate preheats a metal sheet through a heat conduction ring, and infirm connection and deformation caused by temperature difference are avoided. Due to small deflection and overturning separation during hot riveting, heat interference and flash adhesion are avoided; after hot riveting, the material is reset and pushed to be stripped, pull wires are prevented from being pulled up, and a hot riveting head can be surrounded for heat preservation. The whole process does not need extra driving, product quality is guaranteed, takt time is shortened, and automation efficiency is improved.

The invention provides equipment for leaching tin from tin-containing waste residues and a method for enriching and recovering tin through the equipment, and relates to the technical field of metal recycling. The equipment comprises a base, an end cover, a mounting base, a driving motor, a leaching mechanism, a feeding pipe and a discharging pipe; a heating base is installed on the top of the base, a tank body is installed in the heating base, and the end cover is installed at the top end of the tank body in a sealed mode through bolts. According to the device, water and solids in the tank body are stirred up and down when rotating eddy current is switched to ascend and descend, mixed acid and tin-containing waste residues can be conveniently stirred and mixed in a layered mode, and due to the fact that the mixed acid is added into the tank body through the acid adding pipe at the fixed position, the mixed acid can be more rapidly dissolved with the tin-containing waste residues after being added, and the stirring efficiency is improved. And if rotation is conducted in the direction of one degree of freedom for a long time, heat can be concentrated in the corresponding vortex layers, heat in the tank body can be evenly layered through lifting type auxiliary movement, heat concentration can be avoided, and high efficiency and safety in the leaching process are guaranteed.

The invention provides a cold-electricity linkage liquid cooling system control method, control equipment and a liquid cooling system, and belongs to the technical field of liquid cooling heat dissipation. The cold-electricity linkage liquid cooling system control method comprises the following steps: acquiring the power supply power of a heat source; according to the power supply power, determining heat generated by the heat source within a set duration; determining a temperature compensation value of the liquid cooling system based on the heat; and compensating the initial set temperature of the liquid cooling system according to the temperature compensation value to obtain a final set temperature, and controlling the liquid cooling system according to the final set temperature. The set temperature of the liquid cooling system can be compensated based on the power consumption change of the heat source, so that the liquid cooling system can timely respond to the heat dissipation requirement caused by the rapid power consumption change of the heat source, and the performance is prevented from being influenced by the too high temperature of the heat source.

The invention belongs to the technical field of electric power, and discloses an isolating switch which comprises a base, a second insulating column fixedly mounted at the top of the base, a static contact pad fixedly mounted at the top of the second insulating column, and a disconnecting link assembly hinged to the static contact pad, and the butt joint assembly is fixedly arranged at the top of the base. According to the invention, the disconnecting link main body is driven by an electric motor or a hand wheel to rotate by taking the hinged part of the disconnecting link main body and the static contact pad as a center shaft, so that the butt joint piece falls into the top of the moving contact pad, the butt joint piece pushes the two sliding frames, the conductive piece and the butt joint toothed plate to move relatively, and the butt joint toothed plate is engaged with racks on two sides of the butt joint piece; the contact area of the butt-joint piece and the butt-joint toothed plate is increased through meshing of the multiple racks, the phenomenon of deformation caused by thermal expansion and cold contraction is avoided, meanwhile, the butt-joint piece and the butt-joint toothed plate are in surface contact all the time, the effective conductive section is guaranteed, local overheating and arc discharge are avoided, and the reliability of circuit on-off is guaranteed.

The invention discloses a heat storage device in a heat storage type compressed air energy storage system and an energy storage and release method. A working mode that a cold tank and a hot tank are shared is adopted, and energy savers are arranged between spherical tanks, so that fatigue damage generated by gas at the tops of the cold tank and the hot tank can be reduced, and energy loss generated by cold and hot mixing can be reduced; specifically, in the energy storage process of the heat storage device, low-temperature water enters another spherical tank after passing through an inverted tank pump and a compressor side heat exchange system in the energy storage and release heat exchange system, the low-temperature water absorbs heat on the compressor side and then is guided into the spherical tank, and steam in the spherical tank flows to an energy saver from a corresponding gas phase pipe; the water in the bypass pipe flows back into the spherical tank after heat exchange and condensation with bypass water flowing through the energy saver, fatigue damage caused by the fact that high-temperature gas in the spherical tank flows into other cold-state spherical tanks is avoided, meanwhile, the water in the bypass pipe flows back into the spherical tank after absorbing heat of the steam through the energy saver, and meanwhile the heat in the steam can be absorbed through the energy saver. And heat loss is avoided.

The invention provides a thermal runaway prevention and control device, a battery pack and electric equipment.The thermal runaway prevention and control device is suitable for being installed in a shell of the battery pack and comprises a shell and a gas generation assembly, and the shell is provided with a containing cavity and a first communicating hole communicating with the containing cavity; the gas generation assembly is arranged in the accommodating chamber and is suitable for being triggered to form inert gas when the battery pack is under a preset condition; wherein the inert gas enters the shell of the battery pack through the first communication hole to dilute and / or flame-retardant the thermal runaway product in the shell. The risk of detonation of the thermal runaway product can be reduced or even avoided, and the safety performance of the battery pack is improved.

The invention discloses a heat dissipation substrate and a preparation method and application thereof, and belongs to the technical field of heat dissipation plates. The heat dissipation substrate comprises a first copper layer, a first brazing layer, a first TiC layer, a diamond sheet layer, a second TiC layer, a second brazing layer and a second copper layer which are sequentially arranged in a stacked mode. And a groove for placing a chip is formed in the surface of one side, far away from the diamond sheet layer, of the first copper layer. The heat dissipation substrate is good in heat conductivity, high in heat dissipation efficiency, small in thermal stress between the layers and good in binding force. The preparation method is simple in process, controllable in cost and suitable for industrial production. The vehicle-mounted SiC chip packaging heat dissipation plate comprising the heat dissipation substrate can efficiently dissipate heat under the working conditions of high heat flux, high temperature, high pressure and high frequency, and can effectively prevent the chip from beforehand failure caused by thermal stress and thermal fatigue, thereby ensuring higher reliability and longer service life; and the requirements of high-power and high-current-density new energy automobiles can be met.

The invention relates to the field of battery packaging, and particularly provides a packaging structure and method of a perovskite solar battery. A scribing groove is formed in a top electrode of a perovskite solar cell to be packaged, a transparent substrate is arranged at the bottom of the perovskite solar cell, the packaging structure sequentially comprises a first packaging layer, a second packaging layer and a third packaging layer from bottom to top, and a second packaging layer and a third packaging layer are arranged on the side periphery of the perovskite solar cell. The lower end of the second packaging layer and the lower end of the third packaging layer make contact with the transparent substrate, the first packaging layer is arranged in the scribing groove, the second packaging layer is arranged on the surface of the top electrode, the third packaging layer is arranged on the surface of the second packaging layer, and the elastic modulus of the first packaging layer is larger than that of the second packaging layer. According to the packaging structure, thermal stress can be absorbed and dispersed, thermal stress concentration is avoided, splitting is not likely to occur, and the packaging effect is good.

Aspects of the present disclosure are directed to a memory sub-system with isothermal cooling of components. A PCB assembly may be secured between a heat spreader and a heat sink that are thermally coupled. The heat sink radiates heat absorbed from both sides of the PCB assembly. By connecting the heat spreader to the heat sink, heat is more effectively transferred from the side of the PCB assembly not directly connected to the heat sink. The PCB assembly may be secured between a top enclosure and a bottom enclosure. The top enclosure and the bottom enclosure may be thermally coupled using a vapor chamber. The vapor chamber pumps heat from a higher-temperature side of the PCB assembly to a lower-temperature side of the PCB assembly. By using the vapor chamber to thermally couple the top and bottom enclosures, creation of hot spots is avoided.

The utility model discloses a heating device for heating and ventilation engineering, and relates to the technical field of heating equipment. A plurality of heat flow boxes are arranged on the inner side of the outer protection frame and are in a wave shape, a plurality of first flow guide strips and a plurality of second flow guide strips are arranged on the inner sides of the heat flow boxes, a protection water tank is arranged on the rear side of the outer protection frame, and an auxiliary heating mechanism is arranged below the outer protection frame. Heat flow flows in an S-shaped mode on the first flow guide strips and the second flow guide strips, meanwhile, the heat flow box is in a wave shape, the contact area of the heat flow in the heat flow box is greatly increased, and the heating efficiency is improved. By arranging the protective water tank, the influence of high temperature of the heat flow box on the wall is effectively avoided, meanwhile, heat exchange is conducted between the height outside the heat flow box and water in the protective water tank, then the water in the protective water tank is heated, the temperature rises, follow-up household water using is facilitated, and the energy-saving purpose is achieved; the heat extraction fan in the auxiliary heating mechanism is used for accelerating heat exporting between the heat flow boxes, and the heating efficiency is improved.

The invention discloses a hairdressing accessory, a hair drier and hairdressing equipment. The hairdressing accessory comprises a base, a hairdressing rod, a plurality of hairdressing blades and a heating part, and one end of the hairdressing rod is arranged on the base and is hollow; the multiple hairdressing blades are arranged on the base and surround the peripheral side of the hairdressing rod, an air passing channel is formed between the multiple hairdressing blades and the hairdressing rod, every two adjacent hairdressing blades are arranged at intervals to form an air outlet hole, and the multiple air outlet holes are all communicated with the air passing channel. The multiple hairdressing blades can move relative to the hairdressing rod so as to switch the directions of the multiple air outlet holes, and the air passing channel and the inner cavity of the hairdressing rod jointly form an airflow channel. The heating component is arranged in the airflow channel and / or arranged on the channel wall forming the airflow channel. According to the technical scheme, heat loss can be better avoided, the ideal modeling temperature can be better and faster reached, therefore, the modeling requirement of a user can be better met, and the modeling efficiency is higher.

The utility model discloses a module-free square battery, which belongs to the technical field of square batteries, and comprises a box body, a bottom protective plate is arranged below the box body, and a heat insulation material and a square battery are arranged in the box body; the box body is composed of an edge beam, a cross beam and a liquid cooling plate assembly, an opening is formed in one face of the box body, the end of the cross beam is connected with the edge beam, the bottom of the cross beam and the bottom of the edge beam are connected with the liquid cooling plate, exhaust holes are formed in the plate face of the liquid cooling plate, and the edge beam is provided with an exhaust valve; a flow channel is arranged on the plate face of the liquid cooling plate, the liquid cooling plate and the bottom protection plate are fixedly connected in the flow channel, and a smoke exhaust channel is arranged between the liquid cooling plate and the bottom protection plate. According to the utility model, high-temperature flue gas is discharged out of the box body along a specific channel, so that heat influence on other batteries and parts is avoided, heat spreading can be avoided, and the safety of a system is ensured.

Aspects of the present disclosure are directed to a memory sub-system with isothermal cooling of components. A PCB assembly may be secured between a heat spreader and a heat sink that arc thermally coupled. The heat sink radiates heat absorbed from both sides of the PCB assembly. By connecting the heat spreader to the heat sink, heat is more effectively transferred from the side of the PCB assembly not directly connected to the heat sink. The PCB assembly may be secured between a top enclosure and a bottom enclosure. The top enclosure and the bottom enclosure may be thermally coupled using a vapor chamber. The vapor chamber pumps heat from a higher- temperature side of the PCB assembly to a lower-temperature side of the PCB assembly. By using the vapor chamber to thermally couple the top and bottom enclosures, creation of hot spots is avoided.

The invention provides a control method and device of a heat pump unit, the heat pump unit and a storage medium, the method is applied to the heat pump unit, the heat pump unit comprises a compressor and a water side heat exchanger, and the method comprises the steps that the target temperature difference value of the water side heat exchanger and the environment temperature of the environment space where the heat pump unit is located are obtained; the target temperature difference value is the temperature difference needed by the water inlet temperature and the water outlet temperature of the water side heat exchanger, the maximum operation frequency of the compressor is determined based on the target temperature difference value, the environment temperature and the water inlet temperature, the compressor is controlled to operate at the target operation frequency, and the target operation frequency is smaller than or equal to the maximum operation frequency. According to the method, the operation frequency of the compressor can be adjusted to be matched with the opening of the electronic expansion valve, and frequent starting and stopping of the heat pump unit are avoided.

The invention discloses a battery thermal runaway protection device and an electric energy storage cabinet, and relates to the field of battery protection. By arranging the protection assembly, the battery which may be in danger can be quickly and reliably transferred out from the original position, the influence of the battery body which is in thermal runaway on the surrounding normal battery body is avoided, and a danger diffusion path is effectively cut off; a driving structure related to sliding of the explosion-proof box drives a rotating rod by means of a motor, and drives a positioning rod, a pushing strip and a pushing rod to move through meshing transmission of a driving gear and a fluted disc, so that the explosion-proof box is precisely pushed to slide in a through groove; when the thermal runaway battery body is transferred, the explosion-proof box can be timely moved to a proper position to receive the thermal runaway battery body, the whole process is quick in response and accurate in action, and the explosion-proof box is matched with a fixing groove and an internal structure for driving a tray to act, so that a complete and efficient battery thermal runaway protection mechanism is formed; and the coping capacity and the safety of the electric energy storage cabinet in the case of thermal runaway of the battery are greatly improved.

The utility model discloses a glass fiber board forming machine, which relates to the technical field of glass fiber board production, and comprises a base, a plurality of support columns are fixedly connected to the bottom of the base, a cooling-water machine is mounted at the top of the base, two vertical plates are fixedly connected to the top of the base, and a pressing mechanism is mounted at the tops of the two vertical plates. A lifting mechanism and a forming mechanism are installed between the two vertical plates, the lifting mechanism is located below the forming mechanism, two buffering mechanisms are arranged between the lifting mechanism and the forming mechanism, and a circulating mechanism is installed at the top of the base. The cooling device has the beneficial effects that during cooling, the air cylinder moves to drive the connecting frame to move upwards, so that the heat conducting plate is driven to move upwards until the connecting frame makes full contact with the bottom of the mold, heat in the mold is absorbed through heat conduction, and after cooling is completed, the air cylinder moves to drive the connecting frame to move downwards, so that the heat conducting plate is driven to move downwards, and the heat conducting plate is separated from the mold; and when the glass fiber board raw materials are heated next time, heat loss is avoided.

The invention relates to the technical field of transformers, in particular to a high-stability three-phase oil-immersed three-dimensional wound core distribution transformer which comprises a transformer body, the transformer body comprises a shell, insulating oil is contained in the shell, and a set of three-dimensional wound cores arranged in an equilateral triangle three-dimensional mode are arranged in the shell. The conveying mechanism is located in the center of the three three-dimensional wound iron cores, low-temperature insulating oil is driven by a spiral twisted blade arranged in a shaft pipe of the conveying mechanism to achieve directional conveying, the low-temperature insulating oil makes full contact with high-temperature insulating oil gathered in the middle of the iron cores to complete heat exchange, and accumulated heat in the centers of the iron cores is efficiently taken away; the lifting device dissipates heat, a dispersing mechanism is further arranged in a matched mode, thermal insulation oil gathered around the three-dimensional wound core can be screwed out, continuous retention of the thermal insulation oil around the three-dimensional wound core is avoided, the heat dissipation efficiency of the three-dimensional wound core is further improved, and directional accurate heat dissipation is achieved through cooperation of the conveying mechanism and the driving mechanism.

The utility model discloses a battery pack and an electric device, and relates to the technical field of batteries. The battery pack comprises a shell, a battery module and a fire extinguishing assembly, the battery module is arranged in the shell, the battery module comprises a plurality of battery cells, and first anti-explosion valves of the plurality of battery cells are arranged upwards; the fire extinguishing assembly comprises a fire extinguishing capsule, the fire extinguishing capsule comprises an outer skin and a fire extinguishing agent arranged in the outer skin, and when the battery cell is in thermal runaway, the outer skin is broken to enable the fire extinguishing agent to be sprayed out. The battery pack can control the fire at the initial stage of thermal runaway of the battery cells, so that the spreading of thermal runaway is avoided, and the safety is improved.

The utility model discloses a heat dissipation structure of an energy storage converter, relates to the technical field of energy storage converters, and aims to solve the technical problem of poor heat dissipation of the energy storage converter. Comprising a flowing air duct, the air duct flows through an electric appliance element, heat generated in the working process of the electric appliance element is guided out, an air inlet net plate is arranged at the air inlet end of the air duct, an air outlet net plate is arranged at the air exhaust end of the air duct, at least one air guide plate is arranged in the flowing area of the air duct, and flowing air is accelerated. According to the heat dissipation structure of the energy storage converter provided by the embodiment of the utility model, the heat dissipation of the energy storage converter is optimally designed to meet the heat dissipation and high protection requirements of a product, and the heat export in the sealed cavity is improved through the structural design. Air outlet area is enlarged, air resistance of the air outlet is reduced, hot air gathering is avoided, and heat dissipation is enhanced.

The invention discloses a lithium ion battery thermal runaway propagation path prediction and intelligent blocking system. The system comprises a lithium ion battery pack, a high-precision sensor group, an intelligent blocking module, a central controller, an algorithm regulation and control module, a data processing module and a monitoring and feedback module. The intelligent blocking module dynamically adjusts the battery state according to the prediction result, and thermal runaway diffusion is avoided; the algorithm regulation and control module analyzes sensor data by using a dynamic neural radiation field NeRF model and generates an optimal blocking scheme; according to the method, the occurrence and propagation path of thermal runaway can be accurately predicted by adopting a high-precision sensor and an intelligent algorithm, so that the temperature and current are intelligently regulated and controlled for blocking, the safety and reliability of a battery system are effectively improved, and meanwhile, potential risks caused by thermal runaway can also be reduced.

The invention discloses a red ginseng internal quality detection method, system and device based on infrared thermal imaging, and belongs to the field of image processing, and the method comprises the following steps: S1, a sample pretreatment step: pretreating red ginseng to be detected, including cleaning the surface of the red ginseng and fixing the position, and ensuring that the exterior of a sample is clean and the posture is standard; s2, a controlled heating step: performing short-time high-energy heating treatment on the red ginseng by adopting a pulse heating device, and monitoring and adjusting heating parameters in real time by utilizing a closed-loop control system in the heating process to ensure that the internal temperature of the red ginseng reaches local temperature difference and avoid heat balance at the same time; according to the method, the infrared thermal imaging and multispectral fusion technology is utilized, and on the premise that the integrity of the red ginseng is guaranteed, high-precision positioning and recognition of defects such as hollowness, breakage or foreign matter doping in the red ginseng are achieved through fine extraction of the temperature gradient and the local abnormal area.

The utility model provides a battery heat dissipation fire extinguishing system and a vehicle, the battery heat dissipation fire extinguishing system includes battery cell, liquid storage tank, diversion pipe, nozzle and thermosensitive plugging piece, liquid storage tank is used for storing cooling liquid, one end of diversion pipe is connected with liquid storage tank, the other end of diversion pipe is connected with nozzle, nozzle is arranged above battery cell, can spray cooling liquid to battery cell surface. The thermosensitive plugging piece is arranged in the flow guide pipe and is in interference fit with the flow guide pipe, cooling liquid in the flow guide pipe cannot flow to the spray head under the condition that the flow guide pipe is plugged, but the thermosensitive plugging piece is broken and the plugging effect on the flow guide pipe is invalid under the condition that a battery cell in the battery pack is thermally runaway, so that the cooling liquid in the flow guide pipe flows to the spray head; and then the spray head can spray cooling liquid to the surface of the battery cell to quickly extinguish and cool the thermal runaway battery cell, so that the thermal runaway battery cell is prevented from continuously diffusing to cause fire, explosion and the like of the battery pack, and the use safety of the battery pack is effectively protected.

The invention discloses a cable capable of avoiding excessive deformation caused by thermal expansion and cold contraction, relates to the technical field of cables, and provides the following scheme that the cable comprises a conductive cable core and an outer insulating sheath wrapping the outer side of the conductive cable core, and further comprises a liquid cooling assembly arranged in the outer insulating sheath and used for performing high-temperature liquid cooling on the interior of the cable; the excessive stretching prevention assembly is arranged in the outer insulating sheath, is positioned on the inner side of the liquid cooling assembly, and is used for performing excessive stretching protection on the cable when the cable expands with heat and contracts with cold; and the metal shielding protection assembly is arranged in the outer insulating sheath, is positioned on the inner side of the excessive stretching prevention assembly, and is used for carrying out anti-creeping protection on the cable. Through the synergistic effect of all the components, the cable can effectively resist adverse effects caused by thermal expansion and cold contraction, the problems of insulating layer breakage, conductor connection looseness, sheath cracking and the like are reduced, the fault probability is reduced, the service life of the cable is remarkably prolonged, the replacement and maintenance cost is reduced, and good economic benefits and practical value are achieved.

An automatic pressure heat transfer printing machine, comprising: a machine body, a drive mechanism, a heat pressing plate component, a supporting seat, and a heat dissipation mechanism; the machine body comprises: a metal bracket and a shell cover, the heat dissipation mechanism comprises: a first heat dissipation channel enclosed by a lower surrounding wall and an upper surrounding wall, the first heat dissipation channel communicates with inside of the heat pressing plate component; a second heat dissipation channel formed inside an upper shell and communicating with the first heat dissipation channel and a heat dissipation outlet; a fan arranged in the second heat dissipation channel for generating heat dissipation airflow. Since the heat pressing plate component adopts plastic shell parts, the heat accumulation effect is avoided. The heat dissipation mechanism is provided to actively dissipate heat inside the plastic shell.

The invention discloses a purifying and heating all-in-one machine which comprises a shell assembly, a heat insulation structure, a filtering system, a hot tank assembly and an electric control assembly. The interior of the shell assembly is divided into a hot tank cavity and a filtering cavity. The heat insulation structure is arranged in the shell assembly and matched with the inner wall of the shell assembly to define a heat dissipation cavity, and the heat dissipation cavity communicates with the hot tank cavity. The filtering system is arranged in the filtering cavity; the hot tank assembly is arranged in the hot tank cavity and is communicated with a water path of the filtering system; the electric control assembly is arranged in the filtering cavity and electrically connected with the hot tank assembly. According to the technical scheme, the influence of heat radiation on other electric devices in the purifying and heating all-in-one machine during working of the hot tank assembly is avoided.

The invention discloses a composite material for an electrolytic cell frame and accessories, and relates to the field of polymer resin materials. According to the composite material, polycarbonate is added on the basis of polyphenylene sulfide (PPS), the effects of toughening and improving the mechanical strength are achieved, meanwhile, hexagonal boron nitride and glass fibers are added according to the specific amount ratio, polyphenylene sulfide is modified through the synergistic interaction mechanism of the hexagonal boron nitride and the glass fibers, and the heat conduction performance of the composite material is remarkably improved; the composite material has the advantages of high thermal conductivity and good mechanical properties. Meanwhile, the invention further discloses a preparation method of the composite material and application of the composite material in the frame and the accessory of the electrolytic cell, a new material choice is provided for the frame and the accessory of the electrolytic cell, and the prepared frame and the accessory of the electrolytic cell can ensure the temperature uniformity of the material and avoid the influence of thermal stress on the durability of the material in use; and the demand of collaborative optimization of light weight and heat management is met.

The embodiment of the utility model provides a battery module. The battery module comprises a battery box and a battery, wherein the battery box comprises a box body, an end plate, a cover plate and a containing cavity defined by the box body, the end plate and the cover plate, and a battery and immersion liquid are arranged in the containing cavity; as the exhaust channel is arranged in the end plate, the inlet of the exhaust channel is arranged at one end, close to the cover plate, of the end plate, and the outlet of the exhaust channel is arranged at one end, close to the bottom plate of the box body, of the end plate, when the battery is in thermal runaway, thermal runaway gas in the accommodating cavity enters the exhaust channel from the inlet; and the high-temperature gas is guided by the exhaust channel to the bottom of the battery box to be exhausted, so that the high-temperature gas in thermal runaway can be exhausted from the bottom far away from the riding room, and potential safety hazards caused by the influence of the high-temperature gas in thermal runaway on the temperature in the riding room are avoided. The utility model further provides a battery pack which comprises the battery module and has the beneficial effects.