57results about How to "Produce quickly" patented technology

The invention provides a thermal runaway battery ejection device and a using method thereof.The thermal runaway battery ejection device comprises an ejection mechanism, and the ejection mechanism is close to a battery and used for ejecting the battery; the ejection mechanism is provided with a driving mechanism, and the driving mechanism is used for driving the ejection mechanism to work; a protection plate is arranged on the side, close to the ejection mechanism, of the battery. The device is applied to battery bins and a partition plate, the partition plate is provided with a plurality of battery bins, batteries are located in the battery bins, and sensors are arranged in the battery bins. Two partition plates are arranged, a side plate is arranged between the two partition plates, and a top plate is arranged at the tops of the partition plates. The ejection mechanism is connected with the partition plate. A spring is not used as ejection power, the ejection force cannot be reduced due to long-time use, and it is guaranteed that when the battery is in thermal runaway, enough ejection force is provided for ejecting the thermal runaway battery; the battery thermal runaway can be quickly responded, the battery can be timely popped out, the thermal runaway diffusion risk is reduced, fire explosion is prevented, and peripheral equipment is protected.

The invention provides an anti-cold stimulation nursing device used after tumor chemotherapy, and belongs to the field of nursing tools. Comprising a wrapping piece; a heat conduction pipe is arranged in the wrapping part, the two ends of the heat conduction pipe are movably connected with a heating device, the heating device comprises an outer shell, an air blowing structure and a heat adjusting structure are arranged in the outer shell, and a leakage-proof structure is connected between the heat conduction pipe and the outer shell; the air blowing structure comprises a center shaft rod rotationally connected to the axis of the outer shell, a variable frequency motor is fixedly connected to the interior of the outer shell, and the output end of the variable frequency motor is fixedly connected with a first bevel gear. The air conditioner can be used by people of different heights, heat can be rapidly generated, cyclic heating is formed, heat in all areas is more uniform, the heat can be automatically adjusted according to the air speed, and the sealing effect of the structure at the joint of the outer shell and the heat passing pipe is automatically adjusted according to the air speed.

The invention relates to an anti-dryout device for a humidifying tank of a breathing machine, which belongs to the technical field of medical auxiliary instruments and comprises a humidifying tank, a detection component, a water replenishing pipe, a water replenishing box and an alarm unit. The water replenishing box is arranged on the outer side of the humidifying tank; the detection assembly is arranged in the water supplementing box and extends out of the water supplementing box from the interior of the water supplementing box, the heating liquid enables the detection assembly to abut against the top face of the water supplementing box, and the abutted detection assembly is connected with the alarm unit in a limiting mode; the water supplementing pipe comprises a heating end, the heating end is located in the humidifying tank, and the liquid level where an opening of the heating end is located is a warning liquid level; when the real-time liquid level in the humidifying tank is lower than the warning liquid level, the water replenishing box replenishes water to the humidifying tank through the water replenishing pipe, and meanwhile, the detection assembly detects that the liquid level of the water replenishing box is lowered to drive the alarm unit to give an alarm. And the conditions that the inside of the humidifying tank is still continuously heated, and the conveyed oxygen is dry and high-temperature to burn a patient are avoided.

The invention belongs to the technical field of preparation of novel electrocatalysts, and particularly relates to preparation and application of an angstrom confinement electrocatalyst for selectively activating molecular oxygen to produce hydroxyl radicals. The preparation method comprises the following steps: taking 2H-phase MoS2 as a precursor, loading metal single atoms on the surface of the precursor, and intercalating alkali metal cations; the angstrom confinement catalyst is 1T-phase MoS2 loaded with metal single atoms. The angstrom confinement catalyst provided by the invention is high in three-electron selectivity, can remarkably expose catalytic active sites, accelerates mass transfer of reactants, generates active oxygen species in a penetrating reactor, realizes high hydroxyl radical generation rate and utilization efficiency in an angstrom channel, is simple in preparation method, and has good electrochemical stability. The method lays a foundation for Angstrom confinement catalysis, and reflects the importance of the Angstrom confinement strategy in the design of a high-efficiency catalyst for water pollution control.

The invention discloses Pseudoeuonymus psychrophilus and application thereof to degradation of straw in a low-temperature environment, and belongs to the technical field of microorganisms, the preservation number of Pseudoeuonymus psychrophilus JM11 is CGMCC No.41455, the preservation date is September 14, 2024, the preservation unit is China General Microbiological Culture Collection Center, the preservation number is CGMCC No.41455, the preservation number is CGMCC No.41455, the preservation number is CGMCC No.41455, the preservation number is CGMCC No.41455, the preservation number is CGMCC No.41455, the preservation address is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing. The optimum growth temperature of the pseudoeuglena psychrophila JM11 provided by the invention is 15 DEG C, the pseudoeuglena psychrophila JM11 can quickly generate cellulase, the activity of the cellulase is as high as 583.3 U / mL, straws can be degraded in a low-temperature environment, the degradation rate is 31.2%, and a new method is provided for degrading the straws in the low-temperature environment.

The invention relates to a preparation method of a maleic acid-acrylic acid copolymer, and belongs to the field of fine chemical engineering. The preparation method comprises the following steps: preparing a composite catalyst solution from copper sulfate pentahydrate and ferrous sulfate heptahydrate; a main initiator azo initiator aqueous solution and an auxiliary initiator hydrogen peroxide aqueous solution are adopted, and maleic acid and acrylic acid monomers are subjected to low-temperature polymerization to prepare a maleic acid-acrylic acid copolymer aqueous solution. The residue of maleic acid free monomer in the maleic acid-acrylic acid copolymer prepared by the method is not more than 30ppm, the platinum-cobalt chromaticity is not more than 100, and no three wastes are generated in the whole process. Meanwhile, the chelation dispersing performance of the maleic acid-acrylic acid copolymer is superior to that of similar products at home and abroad.

The utility model discloses an electric heating air duct which comprises a shell, a fan assembly and a heating device, the shell comprises an air duct part and a handheld part connected to one side of the air duct part, an air inlet is formed in one end of the air duct part, and an air outlet is formed in the other end of the air duct part. The air duct part is provided with a mounting section close to the air inlet and an air guide section extending from the mounting section to the air outlet, the radial size of the mounting section is larger than that of the air guide section, and the air guide section is gradually shrunk in the direction away from the mounting section; the fan assembly is arranged in the mounting section; the heating device comprises a silicon carbide heating body, the silicon carbide heating body is arranged in the air guide section or the mounting section, and a heat exchange surface is formed on the surface of the silicon carbide heating body so as to exchange heat with airflow flowing through the air duct part. According to the technical scheme, the air outlet speed of the electric heating air duct can be increased.

This invention discloses a method for the biological drying of sludge, comprising the following steps: baking biomass materials, mixing the resulting baked product with sludge, biochar materials, and a conditioner for biological drying, thereby completing the sludge drying process. In this invention, by biologically drying the mixture of baked product, sludge, biochar materials, and conditioner, not only can the self-generated heat within the system be used to effectively dewater the sludge in a very short time, but the bioavailability of the microbial carbon source can also be improved, effectively reducing the generation of polluting gases. This method can effectively reduce the emission of polluting gases while achieving rapid dewatering. It has advantages such as simple process, low treatment cost, low energy consumption, high drying efficiency, good dewatering effect, low polluting gas production, and low content of toxic and harmful components in the dried product. It can solve the problems of biomass resource waste and pollution, achieve sludge reduction and resource utilization, and has high returns and good application prospects.

The present invention discloses an energy-saving battery thermal management device for electric engineering vehicles and a control method thereof, which relates to the technical field of thermal management of batteries for electric engineering vehicles, and comprises a thermal management mechanism, wherein the thermal management mechanism comprises a base plate, wherein the upper surface of the base plate is provided with a plurality of symmetrical mounting holes, an electric air compressor and a gas storage tank are fixedly connected to the upper surface of the base plate, an electronic pressure gauge is fixedly installed on the outer surface of the gas storage tank, and the electronic pressure gauge is electrically connected to the electric air compressor through a wire, and a refrigeration mechanism is arranged above the gas storage tank. This energy-saving battery thermal management device for electric engineering vehicles can quickly generate cold air and provide it to the electric engineering vehicle for battery cooling thermal management, while effectively reducing the electrical equipment required for generating cold air, and there is no need to use liquids such as refrigerants or antifreeze, thereby reducing the thermal management cost of the battery of the electric engineering vehicle, and making the thermal management cooling process of the battery of the electric engineering vehicle more efficient and energy-saving.

The invention belongs to the technical field of building materials, and discloses a metal adsorption type crack self-repairing material and a preparation method and application thereof.The metal adsorption type crack self-repairing material is of a shell-core structure, an inner core comprises granular foamed copper and a strength repairing component adsorbed in the granular foamed copper, and a shell is made of sulfur aluminum cement fiber mortar; the strength recovery component is prepared from the following raw materials in parts by mass: 50 to 200 parts of ordinary Portland cement, 150 to 300 parts of aluminate cement, 100 to 250 parts of slaked lime and 10 to 30 parts of zeolite powder; the sulphoaluminate cement fiber mortar is prepared from the following raw materials in parts by mass: 400 to 500 parts of sulphoaluminate cement, 6 to 10 parts of chopped fiber, 500 to 600 parts of fine sand, 0.5 to 1.5 parts of thickening time control agent, 1 to 2 parts of water reducing agent and 100 to 120 parts of water. All the components of the crack self-repairing material are linked with one another, when a cement-based material cracks, all the components participate in the reaction sequentially and hierarchically, the conditions needed by the hydration reaction can be rapidly constructed, gel substances can be rapidly generated, and strong self-repairing of cracks is achieved.

The utility model discloses a kind of instant steam steamer furnace, it is related to steamer furnace technical field, the utility model includes case and steam generating device, the steam generating device includes steam disc, water supply structure and heating structure, steam disc is equipped with several, steam disc is set at the top of the case, water supply structure is arranged in the inside of case, water supply structure is used to water supply for steam disc, heating structure is arranged at the bottom of steam disc, heating structure is used to heat the water in steam disc.The utility model can reduce energy consumption, improve heating efficiency.

The invention provides an electrolyte and a secondary battery. The electrolyte comprises an organic solvent, a lithium salt, a film-forming additive and a metal corrosion inhibitor, the mass ratio of the metal corrosion inhibitor in the electrolyte is 0.001-2%; the metal corrosion inhibitor is a benzotriazole compound and / or a sulfonate compound; the chemical formula of the sulfonate compound is R-SO3M, R is C1-C16 straight-chain alkyl or phenyl-substituted C1-C12 straight-chain alkyl, and M is selected from any one of Li, Na and K. The invention further discloses a preparation method of the sulfonate compound. By adding the metal corrosion inhibitor according to the type and the mass ratio into the electrolyte, a protective layer can be formed on the surface of the steel shell of the cylindrical battery, so that the contact between acidic byproducts in the battery and the surface of the steel shell is isolated, the corrosion of the steel shell is inhibited, and the storage performance, the cycle life and the safety of the battery are further improved.

The present application relates to the field of motor structure and its manufacturing technology, and more particularly to a permanent magnet motor coil shaping and solidifying method and device based on high-frequency induction heating, wherein the method comprises: S1, winding at least one winding coil in a shaping jig using self-adhesive enameled wire; S2, locally shaping the coil segment outside the slot in the shaping jig; S3, outputting high-frequency alternating current to the external coil arranged in the shaping jig, so that the high-frequency alternating magnetic field acts on the coil segment outside the slot, and eddy current is generated in the self-adhesive enameled wire to heat, adhere and solidify, thereby obtaining the adhesive arc / straight line segment; and S4, on the basis of S3, removing the shaping jig to obtain the winding coil with the adhesive arc / straight line segment. The present application directly winds the winding coil in the shaping jig, integrates winding and shaping, reduces the processing procedure, and improves the shaping production efficiency.

The utility model discloses a superconductive heating body with a disc structure, which comprises a support, the support comprises an outer circular frame and an inner circular frame, the outer circular frame and the inner circular frame are connected through a plurality of spokes, and clamping blocks are arranged at the side parts of the spokes; the insulating sheets are movably mounted on the clamping blocks and elastically slide in the length direction of the spokes, and a plurality of clamping grooves are further machined in the insulating sheets; the superconducting heating wire penetrates through the clamping groove to be wound in a spiral mode, and the two ends of the superconducting heating wire are fixed to the insulating sheets respectively. The device is designed into a disc structure, and the spring is used for applying elastic force to the insulating sheet to keep dynamic balance, so that the superconducting heating wire can be always in a tight state due to heating expansion or cooling shrinkage during working, and vibration noise generated by wire loosening is reduced.

The utility model relates to a steam generating device and a cooking utensil, the steam generating device comprises a water tank, a partition plate, a heating piece and a float valve, the partition plate is arranged in the water tank, the partition plate divides an inner cavity of the water tank into a steam generating cavity and a water storage cavity, the heating piece is used for heating the steam generating cavity, and the float valve is arranged in the water tank; a water inlet is formed in the bottom wall of the steam generation cavity, and the float valve is arranged in the steam generation cavity and can open and close the water inlet according to the water level in the steam generation cavity; a water inlet groove is formed below the water inlet and is communicated with the water storage cavity and the water inlet. According to the steam generation device provided by the invention, steam can be quickly generated, and the condition of dry burning can be avoided.

The invention relates to a foam rubber generating air bag which comprises an external air chamber, a first air chamber and a second air chamber are arranged in the external air chamber, and the first air chamber and the second air chamber are in one-way communication with the inner surface of the external air chamber through a first one-way air valve and a second one-way air valve respectively. The first gas chamber and the second gas chamber are respectively filled with a first reactant and a second reactant, external pressure gas respectively enters the first gas chamber and the second gas chamber through the first one-way gas valve and the second one-way gas valve and bursts the first gas chamber and the second gas chamber, and the reactants in the first gas chamber and the second gas chamber are rapidly mixed to generate foam glue; foam glue generated after the third fracture line on the surface of the external air chamber is expanded and cracked overflows; the invention further provides a mining rapid sealing air bag, the periphery of the mining rapid sealing air bag is connected with a foam rubber generation air bag in an attached mode, and a gap between the tunnel and the mining rapid sealing air bag can be rapidly blocked through the generated foam rubber; the device has the advantages of low cost, portability, high sealing speed and the like.

The invention discloses a security and fire fighting integrated guarding cabinet and a security and fire fighting system thereof, and belongs to the field of guarding cabinets, the security and fire fighting integrated guarding cabinet comprises a guarding cabinet body, a mounting cavity is arranged in the guarding cabinet body, and an emergency equipment storage box is detachably arranged at the lower part of the guarding cabinet body and is positioned below the mounting cavity. According to the security and fire fighting integrated cabinet-on-duty machine and the security and fire fighting system thereof, through the arranged displacement component, when the temperature in the mounting cavity of the cabinet-on-duty machine body rises, the built-in air bag can be expanded for the first time, at the moment, the built-in air bag can push the displacement plate to move leftwards, and meanwhile, the displacement rod and the trigger plate are made to move leftwards as a whole; and meanwhile, the first spring is compressed, and when the rolling wheel moves leftwards, the rolling wheel makes contact with the highest point of the inclined face, so that the piercing component can be triggered to move.

The present application belongs to the field of manned moon landing, and particularly relates to a multi-rotor unmanned aerial vehicle for moon flight by means of self-generated water vapor; the present application aims to provide an unmanned aerial vehicle which makes full use of the high vacuum, 127-degree high-temperature furnace environment and low-gravity acceleration environment conditions of the moon surface, and realizes the photographing exploration task by adding a water tank, an air pipe and a steam nozzle on the body of the existing unmanned aerial vehicle, self-generating water vapor instead of atmosphere, rotating the rotor of the unmanned aerial vehicle, and pushing the unmanned aerial vehicle to move in the moon surface airspace by means of the water vapor; the unmanned aerial vehicle body comprises a water tank, an air pipe and a steam nozzle, the water tank is installed on the top of the existing unmanned aerial vehicle, and pure water is contained in the internal cavity of the water tank; the steam nozzle is installed above the propeller of the existing unmanned aerial vehicle; one end of the air pipe is communicated with the internal cavity of the water tank, and the other end of the air pipe is communicated with the internal cavity of the steam nozzle; the present application is superior to the Mars helicopter scheme of the NASA of the United States.

The efficient air duct comprises a shell, a fan assembly and a heating device, the shell comprises an air duct part, a handheld part and an air inlet part connected between the air duct part and the handheld part, and the air duct part is provided with an air outlet and an air outlet duct communicated with the air outlet. The air outlet is located in the end, away from the air inlet part, of the air duct part, and the two opposite sides of the air inlet part are each provided with a first air inlet communicating with the air outlet duct. The fan assembly is arranged in the air outlet duct; the heating device comprises a silicon carbide heating body, the silicon carbide heating body is arranged in the air outlet duct, and a heat exchange surface is formed on the surface of the silicon carbide heating body so as to exchange heat with airflow flowing through the air outlet duct. According to the technical scheme, the structure of the heating device can be simplified, and the air outlet effect is improved.

The invention discloses a preparation method of porous catalyst slurry and a multi-layer microporous catalyst layer and application of the porous catalyst slurry and the multi-layer microporous catalyst layer in a membrane electrode. Solid catalyst particles are gradually added into water containing a buffer solution and a hydrophobic modified substance; the slurry suspension is placed in a ball mill to be subjected to homogenization treatment for preset time, and modified suspension is obtained; stirring the modified suspension in a container, and adding a high-molecular ionomer solution and a buffer solution; and carrying out primary stirring and secondary stirring through an eggbeater to obtain foamed porous catalyst slurry. Hydrophobically modified catalyst particle slurry is obtained, foaming is performed in a mechanical stirring mode, pores are formed in the slurry, the preparation mode is simple, pores in the formed slurry are uniform, the use amount of the catalyst can be greatly reduced under the condition that the catalytic efficiency is not affected, and by coating porous catalyst slurry with different pore diameters for multiple times, the catalytic efficiency of the catalyst is greatly improved. And gas molecules can be quickly generated and diffused, so that the catalytic active sites are prevented from being blocked.

The utility model provides multifunctional cooking equipment which comprises a machine body provided with an inner container, the inner container is provided with a first heating piece, a second heating piece and an energy gathering cover which can change functions of the cooking equipment, the first heating piece and / or the second heating piece are / is matched with the inner container, and the first heating piece and / or the second heating piece heat the inner container. A first cooking function of the cooking equipment is achieved, the second heating piece and the energy gathering cover are matched with the inner container, the energy gathering cover is provided with a heated end, an exhaust end and a containing cavity used for containing liquid, the heated end is connected to the inner container in a covering mode, the second heating piece heats the liquid in the containing cavity through the inner container and the heated end and generates steam, and the steam is exhausted from the exhaust end of the energy gathering cover. A second cooking function of the cooking equipment is formed. Specifically, when the cooking equipment is in the first cooking function, the chafing dish function can be achieved; when the cooking equipment is in the second cooking function, steam can be quickly generated to enter the steamer assembly to achieve the cooking function of steaming.

The utility model discloses a superconductive heating assembly with a square structure, which comprises a frame plate, the frame plate is formed by encircling a first insulating plate, a second insulating plate, a third insulating plate and a fourth insulating plate, and two ends of the fourth insulating plate are respectively embedded on the first insulating plate and the third insulating plate. The two ends of the second insulating plate are movably inserted into the first insulating plate and the third insulating plate respectively, and the second insulating plate is further connected with the first insulating plate and the third insulating plate through spring cable-stayed connection. The superconducting heating wire is sequentially wound on the side protrusions of the second insulating plate and the fourth insulating plate in an S-shaped mode, the two ends of the superconducting heating wire are connected with terminals of the power line respectively, and the terminals of the power line are fixed to the first insulating plate and the third insulating plate. The device is ingenious in structure, the spring is used for stretching the second insulating plate to keep dynamic balance, the superconducting heating wire can be in a tight state all the time due to heating expansion or cooling shrinkage in the working process, and vibration noise generated by wire loosening is reduced.

The VOCs mobile desorption equipment comprises a bearing and transporting device, the bearing and transporting device comprises a bearing and transporting vehicle head, a bearing and transporting compartment is installed at the left end of the bearing and transporting vehicle head, and an opening and closing turnover door is movably installed on the left end face of the bearing and transporting compartment; the VOCs mobile desorption equipment can be moved as required through the bearing transporter, so that manufacturers can rent the VOCs mobile desorption equipment owned by themselves, the utilization rate can be increased, the use cost can be reduced, the VOCs mobile desorption equipment can quickly generate steam through the quick vaporization mechanism, the energy consumption is lower, the waiting time is shortened, and the efficiency is improved. The VOCs mobile desorption equipment has the advantages that the VOCs mobile desorption equipment can directly inject hot steam into the adsorption tower for desorption work through the steam conveying assembly, desorption work can be carried out without taking out an adsorbent, more time and labor are saved, the use cost can be further reduced, and the practicability of the VOCs mobile desorption equipment is improved.

The utility model discloses a heating type humidifier capable of spraying mist quickly. The heating type humidifier comprises a water storage tank used for containing humidifying water, an isolation hood arranged in the water storage tank and a heating body arranged at the bottom of the isolation hood. The isolation cover divides the internal space of the water storage tank into a rapid heating area and a preheating water storage area outside the rapid heating area, the rapid heating area is communicated with the bottom of the preheating water storage area, and a coil is arranged at the bottom of the outer side of the water storage tank and used for heating the heating body. The water heater has the advantages that the coil can generate a variable magnetic field, the variable magnetic field can enable the heating body to emit heat, the heat emitted by the heating body can quickly heat humidifying water in the heating area, the humidifying water is quickly changed into water vapor, and meanwhile high-temperature water in the quick heating area can conduct part of heat to the preheating water storage area. Water in the preheating water storage area can be preheated. The heating body is completely located in the rapid heating area, the temperature of the humidifying water in the rapid heating area can be rapidly increased, water vapor is rapidly generated, and the heat loss of the heating body is small.

The utility model discloses an atomizer which comprises an electrode, a plastic base, an oil storage bin and a heating wire. The electrode is installed on the plastic base, and the heating wire is electrically connected to the lower end of the electrode. After the plastic base is detachably installed at the top end of the oil storage bin, the heating wire extends into an upper end opening of the oil storage bin. The oil storage bin comprises a shell, a support is fixed in the shell in the axial direction, the two ends of the support are open, and liquid oil enters the oil storage bin through the support, so that the liquid oil can make direct contact with the heating wire, and the liquid oil is supplemented to the heating wire in time. The plastic base comprises a base boss, an air inlet is formed in the side wall of the base boss, and air flows into the oil storage bin through the air inlet to ensure smooth generation of smoke; in the axial direction of the atomizer, the air inlet is far away from the oil storage bin, so that the possibility that liquid oil in the oil storage bin leaks from the air inlet is reduced.

The invention belongs to the technical field of cooking equipment, and particularly relates to a gas steam box. The water tank is isolated from the steaming chamber, so that food residues are prevented from falling into the water tank to cause pollution. A gas steam box comprises a base, a water tank is installed in the base, and a box body is installed on the base. An air outlet pipe is mounted at the top of the water tank and inserted into the tank body, and an air outlet ring is mounted at the top of the air outlet pipe; water vapor penetrates through the air outlet ring and flows into the box body.

The utility model discloses a novel air duct which comprises a handle, a fan assembly and a heating device, the handle is provided with an air inlet, an air outlet and an air duct communicated with the air inlet and the air outlet, the air outlet is located at one end of the handle, and an accessory connecting structure is further arranged at the end, provided with the air outlet, of the handle; the fan assembly is arranged in the air duct; the heating device comprises a silicon carbide heating body arranged in the air duct, and a heat exchange surface is formed on the surface of the silicon carbide heating body so as to exchange heat with airflow flowing through the air duct. According to the technical scheme, the overall size of the novel air duct can be reduced, and a user can hold, use and store the novel air duct conveniently.

The present application relates to the technical field of biomedical materials, and particularly relates to copper / oxygen defect barium titanate piezoelectric heterojunction nanoparticles and preparation and application thereof.The copper / oxygen defect barium titanate piezoelectric heterojunction nanoparticles of the present application take tetragonal phase barium titanate as a core, an oxygen defect amorphous layer as a shell, and a heterojunction is formed by depositing a non-valent copper nanocluster (Cu-Cu + ) on the surface of the shell layer; the copper / oxygen defect barium titanate piezoelectric heterojunction nanoparticles have an "electronic lever" effect, can be used for wound repair treatment by precisely regulating the "antibacterial-promoting repair" time sequence treatment under the action of ultrasound, and can rapidly and massively produce ROS and release copper ions under the action of ultrasound activation, so as to induce copper death of bacteria and achieve efficient antibacterial effect. Then, in the tissue repair stage, the ultrasound is turned off, and the intrinsic electric field of the heterojunction and the release of a small amount of copper ions are utilized to promote granulation tissue regeneration, collagen deposition, epithelial regeneration and angiogenesis, so as to synergistically accelerate tissue repair.

The utility model discloses a steam box waste heat recovery device which comprises a long-plate-shaped base in the horizontal direction, a conveying belt in the horizontal direction arranged on the upper surface of the base, a steam box shell arranged above the base, the steam box shell corresponds to the base in the horizontal direction, baffles are installed at the two ends of the steam box shell, a water tank is arranged on one side of the base, and the water tank is arranged on the other side of the base. The upper end of the water tank communicates with the interior of the base through a steam pipeline and is divided into a plurality of branch pipelines, the branch pipelines are horizontally arranged in the base and communicate with the interior of the steam box shell, the top of the steam box shell communicates with an exhaust fan through a heat dissipation pipe, and an air outlet of the exhaust fan communicates with an exhaust hose through a quick connector. The end, away from the exhaust fan, of the exhaust hose communicates with the interior of the water tank through a connecting mechanism. By arranging a detachable steam box shell and a pipeline for recycling waste heat, recycling of the waste heat of the steam box can be achieved.

The invention discloses an oral care agent, and particularly relates to a composite material for the oral care agent, the composite material is of a core-shell structure, the core is porous silicon dioxide particles, povidone iodine is distributed in the pores of the porous silicon dioxide particles, and the shell is beta-cyclodextrin. The composite material can be directly used for oral care products such as toothpaste, mouth wash and dental floss, is safe, nontoxic and good in sterilization effect, povidone iodine can be effectively dispersed into internal pores of silicon dioxide through the design of a special structure, effective protection of povidone iodine is achieved, the stability of the antibacterial substance povidone iodine is improved, and the composite material is suitable for oral care products such as oral care products such as toothpaste, mouth wash and dental floss. The high effective iodine content is maintained, the rapid sterilization effect is achieved, a certain slow release effect is achieved, and the effective use time of the antibacterial agent is prolonged.