107results about How to "Reduce drying speed" patented technology

A function layer ink used for forming a function layer by a liquid coating process contains a function layer material containing a macromolecular material or a low-molecular-weight material, and a mixed solvent containing solvent A and solvent B. Solvent A has a viscosity in the range of 0.01 to 0.05 Pa·s, and solvent B has a viscosity of less than 0.01 Pa·s and a lower boiling point than solvent A. The mixed solvent has a viscosity of less than 0.02 Pa·s and a boiling point in the range of 200 to 350° C., and contains 0.1% to 10% by weight of solvent A.

The invention discloses a natural fiber fabric inkjet printing thermal transfer paper and a preparation method thereof. Specifically, the thermal transfer paper comprises a base paper and a transfer layer arranged on the base paper. The transfer layer includes a hot melt adhesive, a penetrating agent and an ink absorption layer. The hot melt adhesive has a very strong adhesion force to natural fiber, and during pressurization of a thermal transfer machine, a transfer paper and a natural fiber fabric can be adhered together. In addition, the coating layer contains the penetrating agent able to enlarge the fiber aperture. During thermal transfer, the penetrating agent firstly enters the inside of natural fiber and enlarges the aperture of natural fiber, so that dye molecules can migrate to the inside of the natural fiber along the path and undergo covalent bond reaction with the natural fiber. The natural fiber fabric inkjet printing thermal transfer paper prepared by the invention has clear image boundary and good color fastness.

The invention discloses gold lacquer coating equipment for an end surface of a cast-aluminum rotor of a plastic package motor. The gold lacquer coating equipment comprises a rack, a coating box, a drying box, a gold lacquer supply box, a hot fan, toothed plates, bearing devices and gears, wherein placement table devices are arranged on a conveying belt and are used for placing the cast-aluminum rotor, each placement table device comprises the bearing device, the gear, an installation seat and a rotation shaft, electric telescopic rods are symmetrically and fixedly arranged at the top of an inner cavity of the coating box, sponges are arranged at the bottoms of the two electric telescopic rods, a plurality of brushes are arranged at the bottoms of the sponges, a gold lacquer transmission pipe communicates with the bottom of an inner cavity of the gold lacquer supply box, the bottom of the gold lacquer transmission pipe is connected with the two sponges via two liquid transmission hoses,and the toothed plates are fixedly arranged at inner walls of a front side plate and a rear side plate of the coating box. By the gold lacquer coating equipment, gold lacquer on the brushes can be uniformly coated on the cast-aluminum rotor, uniform coating is achieved, the drying of the cast-aluminum rotor is convenient, the labor and the material are greatly reduced, and the gold lacquer coating equipment is suitable for promotion and application.

The invention provides an environment-friendly quick-drying water-based ink. According to the invention, composite resin formed by an acrylate emulsion or a vinyl acetate-ethylene copolymer emulsion and alkali-soluble resin is used as a connecting material; a cosolvent is composed of dimethylaminoethanol or 2-amino-2-methyl-1-propanol and one selected from a group consisting of ethanol, ethylene glycol, propylene glycol, isopropanol and methyl acetate; a triethanolamine buffering agent or a dimethylacetamide buffering agent is added into an ink system as a pH value stabilizing agent; and a wetting agent, a drier and pigments are added, so the environment-friendly quick-drying water-based ink is obtained. Since the composite resin is used as the connecting material, the tinting strength and ink color stability of the water-based ink are improved, and the obtained water-based ink system is small in viscosity and short in drying time; and due to addition of the pH stabilizing agent, changes in pH value and system viscosity during usage of the ink are reduced, and more stable printing effect is obtained.

The invention discloses a drum-type material drying device and a using method thereof and belongs to the technical field of material drying. The drum-type material drying device comprises a rotary drum (1); a feeding hole (11) is formed in one end of the rotary drum (1), and a discharging hole (12) is formed in the other end of the rotary drum (1); a drum supporting and driving device (2) is arranged below the rotary drum (1); the rotary drum (1) is a screen drum or a screen section (13) is at least arranged in the length direction of the rotary drum (1); and a hot water pipeline (3) passes through the length direction inside the rotary drum (1). Not only can the negative-pressure drying be realized, but also the convective drying can be realized, plastic granular materials can be baked or dried by directly utilizing heat of hot water in a granulator cooling water tank, and the drum-type material drying device is reasonable in process, reduced in production cost, wide in application range and particularly suitable for baking or drying materials such as grain crops such as cereals and beans internally containing more water.

The invention relates to heat conduction silicone grease as well as a processing method and application thereof. The heat conduction silicone grease is prepared from substances of simethicone, heat conduction filling materials, coupling agents, auxiliary agents, methylsilicone oil, gas phase silicone and the like. In the prior art, when the heat conduction silicone grease with high viscosity is used, a surface coating method is generally used, i.e., a thick layer of heat conduction silicone grease coats on the surface of an electronic device; then, a heat radiation fin is adhered onto the heatconduction silicone grease. By using the operation mode, the consumption of the heat conduction silicone grease is great; in addition, pores can be easily generated between the heat radiation fin andthe heat conduction silicone grease. When the heat conduction silicone grease provided by the scheme is used, the heat conduction silicone grease can be dripped into the electronic device; then, theheat radiation sheet can be adhered onto the heat conduction silicon grease by force; the viscosity of the heat conduction silicone grease is low, and the flowability is good, so that during the adhesion on the heat radiation fin by force, the heat conduction silicone grease completely fits the shape of the two opposite sides of the heat radiation fin and the electronic device; the heat radiationeffect reduction due to pore remaining between the heat radiation fin and the electronic device can be avoided.

The embodiment of the invention provides an OLED substrate and a preparation method thereof and a display device, and relates to the technical field of display, and the film thickness uniformity of organic layers of sub-pixels of an edge area and an intermediate area in a display area can be improved. The OLED substrate comprises the display area and a non-display area, and the non-display area comprises a virtual pixel area arranged around the display area; the display area comprises a first pixel defining layer arranged on a substrate, and the first pixel defining layer includes a pluralityof first openings corresponding to the sub-pixels one by one; the virtual pixel area includes a second pixel defining layer arranged on the substrate, and the second pixel defining layer includes a plurality of second openings corresponding to the sub-pixels one by one; the volume of the second openings is greater than the volume of the first openings, and the area of the upper surfaces, away fromthe substrate, of the second openings is smaller than or equal to the area of the upper surfaces, away from the substrate, of the first openings.

A method for manufacturing a resin-layer coated toner is provided. The method for manufacturing the resin-layer coated toner uses a rotary stirring apparatus including a circulating section, a temperature regulation section, a spraying section and an exhausting section, sprays a liquid substance to particles of toner materials and particles of coating materials in a fluidized state to plasticize such particles from a spraying section by carrier gas and gasifies the liquid, circulates the carrier gas in the powder passage and continuously exhausts the carrier gas including the gasified substance through the exhausting section to the outside of the powder passage, and pressure P1 in the powder passage and pressure P0 outside the powder passage satisfy the following formula (1): 0 atm<(Pressure P1 in the powder passage−Pressure P0 outside the powder passage)≦̸0.3 atm  (1).

The present invention relates to a molecular press dehydrating agents for vegetative tissues comprising starch hydrolysates or their derivatives. Preferably, the starch hydrolysates of the present invention may be maltodextrin specifically, and the derivatives of starch hydrolysates may be a modified starch, main component of which is starch sodium octenyl succinate. The molecular press dehydrating agents of the present invention may comprise sodium caseinate of low molecular weight additionally. The molecular press dehydrating agents of the present invention can cause cytorrhysis phenomenon and dehydrate plant tissues by mixing them together. While the molecular press dehydrating agents of the present invention show superior dehydration and drying effect in a similar level to existing dehydrating agents, there are no limitations for food use in legal, social and economical aspect, and it can be supplied in large quantities. Therefore, the dehydrated tissues and exudates obtained by using the dehydrating agents of the present invention may be usefully applied to various fields of manufacture such as foods and beverages, feeds, beauty materials, medicines, flavorings, agricultural chemicals, coloring agents, etc.

A method for in-lab breeding of Spodoptera frugiperda in winter comprises the steps of (S1) adult pairing, (S2) uniform egg cultivation, (S3) incubation and feeding, (S4) excrement cleaning and feed changing for first to third larvae, (S5) dividing and breeding of advanced-age larvae, (S6) preparation of a pupation environment, and (S7) centralized pupa breeding and worm formation by pupation. Different devices are used in different stages, disposable plastic cups are used during adult pairing and larva breeding, narrow space of the disposable plastic cups is beneficial for adult pairing, andescape of young-age larvae which are small in size and quick in creeping can be prevented through cup breeding; and a latticed breeding device is used for the advanced-age larva, so that mutual bitingcaused by competition can be avoided, space is saved, and the larvae of different ages can be bred at the same time. The method for in-lab breeding of Spodoptera frugiperda in winter effectively increases a survival rate, is high in breeding density and small in floor area, increases the yield, is convenient to operate and saves time and effort.

The invention relates to a three-stage unfreezing method for frozen beef, wherein the method includes the following steps: step 1) unfreezing the frozen beef in an unfreezing warehouse with preset temperature and humidity, wherein the humidity in the unfreezing warehouse is 60-90%, and the temperature is 15-25 DEG C; step 2) when the surface temperature of the frozen beef is detected to be -3 to 1DEG C, adjusting the temperature in the unfreezing warehouse to 5-15 DEG C, adjusting the humidity to be 75-95%, and unfreezing; and step 3) when the center temperature of the frozen beef is detectedto be -2.5 to -0.5 DEG C, adjusting the temperature in the unfreezing warehouse to be 0-10 DEG C, adjusting the humidity to be 80-100%, and unfreezing until the unfreezing is completed. The unfreezing method of the frozen beef can effectively improve the unfreezing efficiency of the frozen beef, maintains the quality after the unfreezing of the beef, and has a good application prospect.

The invention provides a modified aqueous glaze, a preparation method, and a wood finishing construction technology. The modified aqueous glaze comprises the following components in parts by weight: 0.1 to 0.4 part of aqueous polyurethane resin, 0.2 to 0.5 parts of cellulose, 15 to 40 parts of aqueous cosolvent, 0.2 to 0.5 part of aqueous antifoaming agent, 0.01 to 0.05 part of aqueous dispersant, 30 to 50 parts of talcum powder, 0.01 to 1 part of pH aid, and 10 to 50 parts of water. The drying speed of modified aqueous glaze is reduced in the brush-off technology, the modified aqueous glaze has a good filling effect without affecting the original color of sheets, and moreover, the obtained aqueous glaze will not precipitate and does not need to be stirred or diluted by water before using. The glaze can be applied to the aqueous woodware finishing technology, the compatibility between the glaze and various aqueous primers is good, the interlayer binding force between the glaze and various primers is strong, during the drying process, the glaze appears good transparency and permeability, and the glaze does not give off irritant smell.

The invention discloses a wall-mounted drying shoe rack. The wall-mounted drying shoe rack comprises a wall-mounted plate, a shoe support, a connecting frame, a dryer, a control unit and a deodorizing device. The shoe support is arranged in the horizontal direction perpendicular to the bottom of the wall-mounted plate, the dryer comprises a heating device and an air supply device installed in the heating device, the heating device comprises a heating tube and a heat conducting layer, the heat conducting layer is connected with the heating tube and in the same shape as the interior of the dryer, and multiple air outlets are evenly formed in the surface of the heat conducting layer; the dryer is an elastic cavity in a filling shape in a shoe; the connecting frame is hollow and connected with the dryer and the wall-mounted plate to form a closed space internally; a shaping shoe stretcher for supporting the shoe is arranged in the dryer; the control unit comprises a timing device, an indicator lamp and a gear switch, and the timing device, the indicator lamp, the heating device, the air supply device and an external power source are connected in series through a power line to form a closed circuit.

The invention discloses SCR (silicon controlled rectifier) catalyst slurry and a preparation method and application thereof. The SCR catalyst slurry comprises, by weight, 100 parts of a SCR catalyst,0.2-4 parts of cellulose ether, 0.05-5 parts of a form-forming agent, 5-40 parts of alumina sol, 3-20 parts of silica sol, 0.01-5 parts of a deforming agent and 50-150 parts of water. By the arrangement, the SCR catalyst slurry with obvious decreasing of air-drying speed and obvious increasing of viscosity can be obtained.

An apparatus to fabricate a color filter includes an inkjet head movably installed over a substrate on which a plurality of pixels are formed to discharge ink of predetermined colors into the pixels, and a porous member movably installed over the pixels filled with the ink discharged from the inkjet head to form a solvent ambient around the ink filled within the pixels due to evaporation of a solvent filled in the porous member to reduce a drying speed of the ink.

The present invention is directed to a method of heating a food, comprising the step of imparting microwave energy to a food wherein a portion of the microwave energy is converted to heat by use of a coating derived from an ink comprising natural polymer binder, substantially non-aggregated particulate nonmetallic microwave susceptor material, an aqueous solvent for the natural polymer binder, and, optionally, a chemical dispersing aid. The food is heated, and preferably browned, without the occurrence of electrical arcs that would burn the food or damage the oven.

The invention discloses printing ink. The printing ink is prepared from the following materials in parts by weight: 20-40 parts of polyurethane resin, 40-60 parts of solvent, 5-10 parts of polyamide resin, 1-5 parts of organic bentonite, 0-7 parts of conducting component, 3-6 parts of curing agent, 1-3 parts of polymerization inhibitor, 1-3 parts of vegetable oil, 1-5 parts of defoaming agent, 1-3parts of waterproof agent, 1-3 parts of coloring material, 1-3 parts of wetting agent and 5-10 parts of pH stabilizer. The printing ink disclosed by the invention has the advantages that due to addition of the vegetable oil, on one hand, the lubricity and the dispersity of the ink can be improved, on the other hand, proper viscosity can be blended, so that under the action of grease, the ink shows properer yielding property; the organic bentonite is nanoscale particles, so that the combination degree with the ink is higher and the characteristics of the organic bentonite can be more fully exerted; the material used for a triethanolamine buffering agent or a dimethylacetamide buffering agent is used as the pH stabilizer, so that the change of the ink viscosity and the drying speed due to pH-value change in the ink printing process is reduced, and a stable printing effect is obtained.

The invention provides a structure and a method capable of preventing side bulging of a negative pole piece of a lithium battery during drying, and belongs to the field of processing of the lithium battery. The structure comprises a drying oven; humidifying devices, an on-line thickness detection device, infrared induction devices, humidity induction devices and an deionized water atomizing deviceare arranged in the drying oven; the humidifying devices are symmetrically arranged on the left side and the right side of the drying oven; the on-line thickness detection device is vertically arranged over the negative pole piece; the infrared induction devices are vertically arranged on the edges of the two sides of the negative pole piece; and the humidity induction devices are arranged on theedges of the two sides of the negative pole piece. According to the structure and the method, the side bulging or side shrinking phenomenon in the drying process of the negative pole piece at the coating stage can be avoided, the local overpressure phenomenon during rolling is avoided, the low capacity and lithium separation risks of the battery can be effectively reduced, the manufacturing optimal rate of the battery is increased and the manufacturing cost of the battery is reduced.

The invention belongs to the technical field of textile processing, in particular to an efficient raw material disinfection device for textile processing. Aiming at solving the problems that the majorities of the existing cloth disinfection devices are overall soaked in disinfectant, thus influencing the quality of cloth and also increasing a drying production process and a chemical removal production process, the following scheme is proposed that a box is included, a cavity arranged inside the box is in a cuboid structure, conveying rollers are arranged on the top inner wall and the bottom inner wall of the box body and at the opposite angles of the box body, and a cloth body is wound on the outer walls of the roller bodies of the conveying rollers; and a steam box is arranged on the lower side, close to the cloth body, of the inner wall of the box body, and an inclined plane with consistent angle of inclination with the cloth body is arranged on the upper surface of the steam box. During use, an extension rod of an electric drive pusher can be controlled to extend when the cloth body is wetted by excessive steam, and then a drainage roller can be driven to tightly extrude the cloth body against the outer wall of the roller body of the conveying roller so as to squeeze water out of the cloth.

The invention discloses a processing method of ficus carica leaf tea. The processing method comprises the following steps: firstly, mixing ficus carica root, boiling and treating fresh fructus fici leaves with vapor; secondly, adding citric acid in the process of preparing green tea, and performing spraying treatment. Compared with the prior art, the processing method disclosed by the invention has the advantages that hazardous substances in the fructus fici leaves are adsorbed by using water vapor obtained by mixing the ficus carica root; performing enzyme inactivation and rolling on the treated fructus fici leaves to obtain the green tea; in the drying process, the citric acid is utilized to perform spraying treatment, so that the drying speed of the ficus carica leaves can be retarded; finally, white granulated sugar is used for stir-frying, so that the brightness of the green tea and the mouth feel of brewed tea can be improved; the content of psoralen in the treated ficus carica leaves can reach 176.5mu g / g or above; the fructus fici leaf tea has the efficacy of reducing blood fat, reducing blood pressure, reducing blood sugar, aiding digestion, stopping diarrhea, treating swollen sore throat and the like.

An ink jet recording method is provided in which an ink jet head having a first nozzle array and a second nozzle array which is arranged along the first nozzle array, in which the distance between the first nozzle array and the second nozzle array is 15 mm or greater and a nozzle density of the first nozzle array and a nozzle density of the second nozzle array are 600 dpi or greater is used, and while varying the relative position of the ink jet head in a direction intersecting an array direction of the first nozzle array and the second nozzle array with respect to a recording medium, an ink composition is adhered to the recording medium by performing a scanning which discharges the ink composition at a frequency of 12 kHz or greater from nozzles in the first nozzle array and the second nozzle array.

The invention discloses water-base toy paint and a production process, which is prepared by dispersion resin, propanediol ether, 20% ammonia, deionized water, ruite titanium dioxide, ultra-fine talc, 15-25 ultra-fine calcium carbonate and defoaming agent. The production process comprises adding dispersion resin, propanediol ether, ammonia, deionized water into a material-preparing pot, evenly agitating and mixing in low speed, then adding defoaming agent to evenly mix, adding pigment and filler to form even paint paste through dispersing in high speed, throwing paint paste into a regulating tank after grinding, agitating to mix evenly in low speed, adding deionized water to dilute. The paint of the invention has environmental-friendly water-base, fast coalescence to blocks, excellent sealing and anti-bonding property, can effectively make up the partial weaknesses and shortcomings of substrate material, prevents the generation of wood grease and spurs, has strong adhesion, high painting film, favorable binding resistance, excellent flat surface of paint film, water resistance and stability, and has excellent toughness, no tending to get soft and corrosion resistance and suitable price.

The invention provides an infrared drying method used for preparing chitosan biological gel membrane. The infrared drying method used for preparing chitosan biological gel membrane comprises followingsteps: chitosan and an acetic acid solution are introduced into a beaker, water bath heating and stirring are carried out, glycerin is added after complete dissolving is achieved, full mixing is carried out, uniform tape casting into a glass mould is carried out, ultrasonic vibration defoaming is carried out, and drying in an infrared ray drying oven is carried out; chitosan and genipin are takenas raw materials to prepare a mixed solution, ultrasonic vibration defoaming and infrared ray drying treatment are carried out so as to obtain biological gel film with excellent performance, and thechitosan biological gel film production period is shortened greatly. According to the infrared drying method, genipin and chitosan are subjected to crosslinking reaction at a certain ratio, and glycerin is adopted for modification, the reaction is mild, is green, and is friendly to the environment. Compared conventional steam drying, the advantages are that: the infrared drying efficiency is high,the temperature is easy to control, heating is quick, resource is saved, and the safety is high.

The invention discloses a silver card suitable for inkjet printing. The silver card suitable for inkjet printing comprises a PVC (Polyvinyl Chloride) substrate; a base glue layer is coated to the front surface of the PVC substrate, an argentiferous ink-absorbing layer is coated on the surface of the base glue layer, and a back glue layer is coated to the back surface of the PVC substrate. The silver card provided by the invention avoids precoating a silver layer on the substrate, but only directly disperses silver slurry in latex of the ink-absorbing layer and directly coats the surface of the base glue layer so as to once coat an argentiferous certificate card with vivid colors and luxury and noble feedings.

The invention provides a spraying quick-setting waterproof coating for marine corrosion prevention and a preparation method and construction method thereof. The spraying quick-setting waterproof coating is composed of a material A and a material B, wherein the material A is prepared from the following components in percentage by weight: 40 to 65 percent of emulsified asphalt, 27 to 50 percent of arubber emulsion, 8 to 20 percent of a zinc oxide dispersion liquid, 5 to 15 percent of filler slurry, 0.05 to 3 percent of a sodium silicate aqueous solution, 1.5 to 2.5 percent of an anti-aging agent, 0.03 to 0.08 percent of a mildew-proof bacteriostatic agent and 0.1 to 0.3 percent of a defoaming agent, and the material B consists of the following components in percentage by weight: 5 to 20 percent of a chloride ion-free soluble metal salt, 1 to 5 percent of ethylene glycol, 0.1 to 0.5 percent of alkyl polyoxyethylene ether and the balance of deionized water. The prepared waterproof coatingfilm for marine corrosion prevention is good in chloride ion permeability resistance and good in waterproof and antibacterial effects, and can be used for marine building waterproofing.

The invention discloses a thin film type sodium ion secondary battery and a preparation method thereof. The thin film type sodium ion secondary battery comprises a shell, a positive pole piece and a negative pole piece; the positive pole piece and the negative pole piece are connected through press fit, and the positive pole piece and the negative pole piece are both located in the shell. The preparation method of the thin film type sodium ion secondary battery comprises the following steps of: step 1, raw material selecting; step 2, spraying and sputtering; step 3, drying and rolling; step 4, stirring; and step 5, packaging and forming. According to the thin film type sodium ion secondary battery and the preparation method thereof of the invention, a positive pole material and a negative pole material sprayed and sputtered with turbid liquid are dried, so that a solid electrolyte is formed on the surfaces of the positive pole material and the negative pole material, and the mode that an existing battery adopts a liquid electrolyte is changed, so that the safety performance of the battery is improved; and in the process of the preparation of the battery, the current collectors with residual positive pole slurry and negative pole slurry is subjected to sectional drying treatment, so that the residual positive pole slurry and negative pole slurry sprayed and sputtered on the current collectors can be prevented from falling off.

The invention relates to the technical field of thermal sublimation transfer printing and discloses an instant-dry type thermal sublimation transfer printing PET membrane. The instant-dry type thermal sublimation transfer printing PET membrane sequentially comprises a perforated PET membrane layer, a water absorbing and permeating layer, a porous layer and a surface channel layer from bottom to top; the porous layer is made of interpenetrating network resin formed by cross linking of cellulose, sodium carboxymethyl cellulose or starch and cationic modified polyacrylamide or interpenetrating network resin formed by cross linking of polyacrylamide, cellulose or sodium carboxymethyl cellulose and cationic modified starch; on one hand, the interpenetrating network resin can expand to bear dye and quickly absorb ink; and on the other hand, the composition of the resin is adjusted, and the density of a network is controlled, so that the water permeability is improved, and water molecules can quickly enter the water absorbing and permeating layer. The perforated PET membrane layer has good toughness and mechanical strength, and the size is stable in a printing process, so that the problem of shrinkage of an existing paper base material due to weather is solved. The instant-dry type thermal sublimation transfer printing PET membrane disclosed by the invention has the characteristics of instant dryness after printing, quick ink absorption and good dimension stability; and the demands of quick printing and high-efficiency production are met.

The invention discloses a planting device for selenium-enriched hawthorn. The planting device comprises walking wheels and a fixing frame, wherein the walking wheels are mounted at the bottom of the fixing frame; a handle is mounted at one end of the fixing frame; a punching mechanism, a storage battery, a fertilizer placement chamber and a hydraulic lifter are further mounted on the fixing frame;one end of the punching mechanism is mounted on the fixing frame and is rotationally connected with the fixing frame; and the storage battery is mounted at the other end of the fixing frame and is electrically connected with the punching mechanism. According to the planting device disclosed by the invention, pits can be dug through the punching mechanism, so that the hawthorn is convenient to plant; hawthorn trees can be fertilized through the cooperation of the fertilizer placement chamber and a discharging pipe; soil is concentrated in the pits under the action of a burying plate and rootsof the hawthorn trees are buried; and finally, the soil buried beside the hawthorn trees can be compacted through the action of a compacting mechanism, so that the drying speed of the soil is reduced,the moisture of the soil is ensured, a growth environment of the hawthorn trees is ensured, the labor intensity is reduced and the working efficiency is improved.

The invention relates to a double cavity type oropharyngeal airway which comprises an airway body (1) and an oxygen mask (2), wherein the airway body (1) comprises a double-cavity soft airway; the front part of the airway body (1) is in a bent shape, and the back end of the airway body (1) is connected with the oxygen mask (2); outer vent holes (4) are arranged at the bent part of the airway body (1); wet sponge (3) is arranged in an inner cavity of the oxygen mask (2); and vent holes are arranged at the top or on the side wall of the oxygen mask (2). In the invention, the porous sponge is arranged and can cool water vapor, store water and slow down the drying speed of oral secretions; compared with a single cavity type oropharyngeal airway, the double cavity type oropharyngeal airway reduces the chances of blockage; special oxygen input ports are arranged on the oxygen mask, can ensure the supply speed of oxygen and avoid the defect that an air channel is blocked because an oxygen hose is inserted into the oropharyngeal airway in the prior art; and the arrangement of the outer vent holes can ensure the airway to be unobstructed.