49results about How to "Continuous generation" patented technology

The invention provides a rotating disc type dust aerosol generating device characterized in that an agitating motor is controlled by a computer to drive an agitating blade in a flowing chamber to rotate, and dust in the flowing chamber is uniformly agitated and conveyed to a pit which is arranged on a rotating disc below a drain hole on the bottom of the flowing chamber and specially used for carrying dust; and dust stored in the pit on the rotating disc is absorbed into a dust spray dissolution cavity by a negative pressure generator which is controlled by the computer through a negative pressure dust suction pipe, and dust aerosol is formed and then conveyed into an aerosol detection laboratory chamber to be detected and experimented. When the agitating motor controlled by the computer rotates at different rotating speeds and uses rotating discs of different pit widths, the quantity of dust conveyed to the negative pressure dust suction pipe is different, and the concentration of dust aerosol formed by dust flowing in the dust spray dissolution cavity is also different. Therefore, dust aerosol of stable concentration can be continuously, accurately and quantitatively generated by selecting a rotating disc of proper pit width and proper rotating disc rotating speed and remaining unchanged.

The invention relates to a single-particle high-speed drop generator and belongs to the field of instruments and meters. In the invention, a buffer gas water storehouse is connected to a drop generator by virtue of a liquid pipe; a liquid outlet is arranged at the bottom centre of a liquid storage storehouse of the drop generator; liquid guide channels are arranged on the centre axes of an annular piezoelectric ceramic chip, an annular insulation gasket and a conical amplitude transformer below the liquid storage storehouse; a deflection electric field board I is symmetrically arranged below a charged ring in a drop parameter adjusting device; and a liquid collecting slot is arranged below the deflection electric field board I. The single-particle high-speed drop generator related by the invention can be used for precisely determining various parameters, and generating the needed drops stably and continuously. An electron gun is arranged below the liquid collecting slot; two annular accelerating electric field boards are arranged below the electron gun, so that the drops have a desired initial speed; and a deflection electric field board II is arranged below the annular accelerating electric field boards, so that the deflection direction required by the drops can be achieved. The device has the characteristics of safe electric signals, extreme low energy consumption, simplicity in operation and convenience for use.

The invention provides a solar steam boiler which comprises a solar heat collector, a heat exchanger, a water supply pipe and a heat storage tank. The solar heat collector comprises photothermal modules, and each photothermal module comprises solar evacuated tubes; each solar evacuated tube comprises an inner tube and an outer tube, and liquid heat absorbing media are arranged in each inner tube. One end of each photothermal module is a medium input end, and the other end of each photothermal module is a medium output end. The medium input ends communicate with the medium output ends through a heat exchange tube, and the heat exchange tube is partially located in the heat exchanger. The water supply pipe is partially located in the heat exchanger and conducts heat exchange with the heat exchange tube in the heat exchanger. The medium output ends further communicate with an inlet of the heat storage tank through a heat storage inlet tube, an outlet of the heat storage tank is connected with the medium input ends through a heat storage return tube, and the heat storage inlet tube and the heat storage return tube are each provided with a control valve. The solar steam boiler can store heat and continuously generate heat, convenience is brought to using for a user, cost is low, and solar energy replacing industrial fire coal is utilized to provide steam.

The invention discloses a steam quantity controllable instant-heating garment steamer which comprises a steamer body, a primary heating pot, a water pump and an ironing head. An accommodating cavity is formed in the steamer body, a water storage tank is arranged in the accommodating cavity, the primary heating pot is fixed in the accommodating cavity and is an instant-heating pot, the water pump is connected between the water storage tank and a water inlet of the primary heating pot and is connected with a controller arranged on the steamer body, the ironing head is communicated with a steam outlet of the primary heating pot through a steam hose, and a secondary heating pot is arranged in the ironing head. A steam inlet of the secondary heating pot is communicated with the steam outlet of the primary heating pot, and a steam outlet of the secondary heating pot is communicated with an ironing plate steam outlet of the ironing head. The steamer has a transient heating function, the efficiency of converting water into steam is high, and the technical problems of uncontrollable steam quantity output by the garment steamer and high water content in steam are solved.

The invention discloses a heating type aerosol generating device and method, and the method comprises the steps: increasing the temperature of a heating device to from initial temperature to first temperature through controlling energy supply of the heating device at a first stage; in the second stage, reducing the temperature of the heating device from the first temperature to second temperatureby controlling energy supply of the heating device, wherein the second temperature is lower than the first temperature; and in the third stage, stablizing the temperature of the heating device at thesecond temperature by controlling the energy supply of the heating device. By implementing the technical scheme of the invention, aerosol transmission with consistent characteristics which do not change along with time can be provided.

The invention discloses a monoclonal antibody for resisting to cyprinus carpio haematopterus IgM, a hybridoma cell strain and application of the monoclonal antibody. The monoclonal antibody for resisting to cyprinus carpio haematopterus IgM is secreted and produced by the hybridoma cell strain A5-E10 with the preservation number being CCTCC NO: C2015218. The monoclonal antibody can be applied to detection of certain pathogeny of cyprinus carpio haematopterus or common carp or a vaccine specific antibody of an aquatic product, thereby early-stage disease diagnosis and vaccine using effect evaluation are conducted, high clinical application and promotion value is achieved for epidemiological investigation and pathogeny diagnosis conducted on disease of cyprinus carpio haematopterus or common carp, and reference is provided for prevention and treatment of other cultured fish diseases.

The invention discloses an iodine satellite thruster working medium supply system. The iodine satellite thruster working medium supply system comprises a propellant storage tank, wherein the propellant storage tank is arranged at the rear end of a thruster and communicates with a main pipe. The main pipe is divided into two branch pipes through a three-way valve. The two branch pipes are connectedwith a negative pole and a positive pole of the thruster correspondingly. The propellant storage tank, the main pipe and the two branch pipes are each provided with a heating device. The two branch pipes are each provided with a proportional flow rate control valve. The invention further discloses an application method of the iodine satellite thruster working medium supply system. The applicationmethod comprises the specific steps that the propellant storage tank is heated to 90 DEG C, and the main pipe and the branch pipes are each heated to 125 DEG C; and the branch pipe flow rates are controlled through the proportional flow rate control valves correspondingly, and furthermore, the flow rates of a working medium entering the negative pole and the positive pole of the thruster are controlled. The iodine satellite thruster working medium supply system and the application method thereof have the beneficial effects that the iodine working medium supply system is provided, flow of theiodine working medium can be adjusted through heating, and the system works at the relatively-low temperature; and the system is easy and reliable to apply, and the high specific impulse and propulsive efficiency required by propelling of a cubesat can be continuously generated.

The invention provides an automatic control system for water quality of an industrial boiler. The automatic control system comprises an automatic dosing system, an automatic sewage discharging system, an automatic monitoring system and a PLC central control system, wherein the automatic dosing system is connected with a dosing opening of the industrial boiler; the automatic sewage discharging system is connected with a sewage discharging opening of the industrial boiler; the automatic monitoring system is connected with a sampling opening of the industrial boiler; the automatic monitoring system automatically monitors the water quality of the industrial boiler in real time and transmits the monitoring results to the PLC central control system; the PLC central control system controls the dosing type, the dosing mode, the dosage and the dosing timing of the automatic dosing system according to the results, and controls the sewage volume and the sewage discharging timing of the automatic sewage discharging system. The automatic control system can automatically monitor the water quality of the industrial boiler system in real time and automatically performs dosing and sewage discharging according to the monitoring results, so as to control the water quality within the standard range.

The invention relates to the field of frozen seawater desalting and in particular relates to an ice crystal nucleation and frozen seawater desalting device system adopting a micro-particle sedimentation way. The ice crystal nucleation and frozen seawater desalting device system comprises a refrigeration mechanism, a micro-particle storage device, a seawater frozen and crystallized ice-water separation device, a waste sweater micro-particle separator and a freshwater micro-particle separator, wherein the seawater frozen and crystallized ice-water separation device comprises two refrigeration agent flowing heat exchange shells, an ice crystal conveyor belt and ice crystal scraping knives; grooves are formed in the refrigeration agent flowing heat exchange shells; the refrigeration agent flowing heat exchange shells are symmetrically arranged along the axis direction; the ice crystal conveyor belt is located between the two refrigeration agent flowing heat exchange shells and is arranged along the axial direction of the refrigeration agent flowing heat exchange shells; the refrigeration agent flowing heat exchange shells are internally provided with the ice crystal scraping knives along the axis direction of the heat exchange shells; rotation directions of the ice crystal scraping knives in the two refrigeration agent flowing heat exchange shells are opposite. By adopting the ice crystal nucleation and frozen seawater desalting device system provided by the invention, the formation of salt cells in an ice crystal growth process can be effectively inhibited; furthermore, the growth of ice crystals in seawater is promoted, and freezing, crystallization and desalting of the seawater are realized.

The invention discloses a steam heating furnace. The steam heating furnace comprises a furnace body. A chamber is formed in the furnace body, a heat generating device for generating steam is arranged on the lower portion of the chamber and comprises a heat generating disc, an electromagnetic coil is arranged below the heat generating disc, and a water container is arranged on the heat generating disc. A heat reflecting cover is arranged on the top of the chamber and spherically protrudes upwards, a cavity is formed between the heat reflecting cover and the top wall of the chamber, and a dry burning pipe is arranged below the heat reflecting cover. A hot air device is arranged in the furnace body, and an air outlet of the hot air device is communicated with the cavity. A large amount of steam is quickly and continuously generated through the heat generating device, the temperature inside the chamber is quickly raised through the dry burning pipe on the top and is kept larger than the temperature of pure steam, under the combined action of three functions of hot air, the function of quickly steaming food is achieved, no water vapor gathers on the surface of food, and flavor of the food itself is kept on the premise that the moisture of food is not lost.

The invention discloses an automatic temperature control water heating device, and relates to the field of water heating and temperature controlling equipment. The automatic temperature control waterheating device mainly comprises a thermoelectric power generating piece, an electromagnet, an armature and a hot water tank with a heating assembly, wherein a hot end of the thermoelectric power generating piece is arranged on a tank wall of the hot water tank, the thermoelectric power generating piece is communicated with the electromagnet in a closed mode, the electromagnet is aligned with a driving end of the armature, and a passive end of the armature is provided with a normally closed first contact switch for controlling opening and closing of the heating assembly. When a temperature in the hot water tank reaches a set temperature, a magnetic force generated by a current supplied by the thermoelectric power generating piece to the electromagnet can attract the armature to slide, and the passive end of the armature is used for disconnecting the first contact switch; when the temperature in the hot water tank dose not reach the set temperature, the passive end of the armature is communicated with the first contact switch, therefore the hot water tank can be automatically heated and powered off, and electric power waste caused by idle burning is avoided. Heating can be carried out in time when water cools, and a water temperature is kept constant. The automatic temperature control water heating device is more intelligent, and the technical effects that the structure principleis simple, the control efficiency is high and the device cost is lower are achieved.

The invention relates to a method for producing a short-chain fatty acid employing combined pretreatment of activated sludge. The method comprises the following steps: (1) carrying out gamma-ray irradiation on activated sludge, so as to prepare gamma-ray irradiated sludge; (2) carrying out ultrasonic treatment on the gamma-ray irradiated sludge, so as to prepare ultrasonic-treated sludge; and (3) adjusting the pH value of ultrasonic-treated sludge, carrying out anaerobic fermentation, so as to prepare the combined pretreated activated sludge. After the activated sludge is subjected to gamma-ray irradiation and ultrasonic treatment, organic matters such as protein and polysaccharide in the sludge dissolved into water can be significantly improved, so that an abundant organic matrix which can be dissolved into water is provided for fermentation and acidogenesis of sludge; the acid production rate of the sludge is improved; the anaerobic fermentation time of the sludge is shortened; and the method has important significance in improvement and optimization of an existing sludge treatment system, energy conservation and consumption reduction, and reduction of the operation cost.

The invention discloses a preparation method and device for artificial crystal synthetic mica. The method and device provided by the invention provide reliable guarantee for obtaining high-quality synthetic mica. In addition to being used as synthetic mica, each component in the raw material for preparing synthetic mica provided by the invention also has the function of removing impurities in the raw material, which lays a good foundation for forming synthetic mica and obtains high-quality synthetic mica.

The invention discloses a high-temperature-resistant reinforced drilling and completion fluid. The fluid comprises the following raw materials in parts by weight: 100 to 150 parts of base slurry; 0.6to 0.8 part of sodium dodecyl sulfate; 0.6 to 0.8 part of sodium polyoxyethylene alkyl ether sulphate, 0.02 to 0.04 part of carbamide, 0.04 to 0.08 part of sodium nitrite, 0.06 to 0.1 part of hydrotalcite, 0.3 to 2 parts of a foam stabilizer, 1.8 to 2.4 parts of a filtrate reducer and 0.8 to 1.2 parts of modified xanthan gum. The high-temperature-resistant reinforced drilling and completion fluidprovided by the invention has the advantages of strong foaming capacity, high temperature resistance and improvement of foam uniformity and stability.

The invention provides a sea water desalting device. The sea water desalting device comprises a sea water evaporating furnace and a water vapor condenser, wherein the sea water evaporating furnace evaporates the sea water and generates water vapor, the water vapor enters the water vapor condenser to be prepared into fresh water, the sea water evaporating furnace comprises an inner water box and an outer water box which are communicated with each other, the inner water box is internally provided with a heater, a steam outlet is formed on the upper part of the inner water box, a sea water injection port is formed on the outer water box, and the sea water injection port is lower than the steam outlet. As the sea water evaporating furnace adopts the inner water box and the outer water box and the heater is arranged in the inner water box, the sea water in the inner water box only needs to be boiled so as to generate steam, when the sea water in the inner water box reduces along with evaporation, the outer water box communicated with the inner water box constantly feeds water to the inner water box, then steam in the inner water box can be continuously output from the steam outlet to the condenser, so as to produce fresh water continuously.

The invention discloses a control method of a disc type water storage steam generator and cooking equipment, and the control method comprises the following steps: a balance stage of continuously outputting steam: according to the relationship between the volume of a cooking cavity and the flow of a water pump, calculating the periodic water supply time t1 of the water pump to obtain a preset water quantity, and according to the preset water quantity and the power of a heating disc, calculating the steam time t2 of continuously outputting the steam; and a dry burning control stage: performing dry burning judgment according to the steam time t2 of continuously outputting the steam and the dry burning early warning temperature, and returning to the balance stage according to a dry burning judgment result. Through switching between the balance stage and the dry burning control stage, steam can be continuously generated, it can be guaranteed that no water is accumulated on the heating plate after cooking is finished, and cooking safety is guaranteed.

The invention relates to a single-particle high-speed drop generator and belongs to the field of instruments and meters. In the invention, a buffer gas water storehouse is connected to a drop generator by virtue of a liquid pipe; a liquid outlet is arranged at the bottom centre of a liquid storage storehouse of the drop generator; liquid guide channels are arranged on the centre axes of an annular piezoelectric ceramic chip, an annular insulation gasket and a conical amplitude transformer below the liquid storage storehouse; a deflection electric field board I is symmetrically arranged below a charged ring in a drop parameter adjusting device; and a liquid collecting slot is arranged below the deflection electric field board I. The single-particle high-speed drop generator related by the invention can be used for precisely determining various parameters, and generating the needed drops stably and continuously. An electron gun is arranged below the liquid collecting slot; two annular accelerating electric field boards are arranged below the electron gun, so that the drops have a desired initial speed; and a deflection electric field board II is arranged below the annular accelerating electric field boards, so that the deflection direction required by the drops can be achieved. The device has the characteristics of safe electric signals, extreme low energy consumption, simplicity in operation and convenience for use.

The invention discloses light weight foam concrete capable of adsorbing mass decoration pollutants. The light weight foam concrete is prepared from a polyhydroxy compound, Portland cement, gypsum powder, aramid hollow staple fibers, a cement foaming agent, a peroxide product with a protective film and water. The light weight foam concrete is prepared in the following steps: firstly, adding the polyhydroxy compound into the water for dissolving; secondly, adding the Portland cement, the gypsum powder and the aramid hollow staple fibers into a solution and continuously stirring until gel is formed; preparing the cement foaming agent into foam, adding the peroxide product with the protective film into the foam for uniformly stirring; adding a foam material into the gel for uniformly mixing, pouring a mixture into a die, molding and curing for 15 to 25 days to obtain a finished product of the light weight foam concrete. The light weight foam concrete prepared by the invention greatly improves the absorption and decomposition capabilities of the decoration pollutants such as formaldehyde and harmful organic matters and is more suitable for serving as a geotechnical building material.

The invention provides an engineered exosome for high expression of cancer suppression miRNA and targeting lung cancer, and also provides a preparation method of the engineered exosome, and application of the engineered exosome to drug loading and targeting therapy in lung cancer disease treatment. The engineered exosome for high expression of cancer suppression miRNA and targeting lung cancer can stably carry lung targeting alpha6beta1 protein, and wraps miRNAs: miR-214 and miR-770 for inhibiting growth and metastasis of lung cancer, so that the engineered exosome can be targeted to the lung and inhibit the lung cancer, and experimental results show that the produced engineered exosome has the characteristic of targeting lung cancer and can be used for preparing the lung cancer targeted exosome. Compared with the prior art, the engineering stable cell line has the advantages that the quantity of the exosome entering the lung tissue is increased, meanwhile, the produced engineering exosome carries high-peak miR-214 and miR-770, the concentration of miR-214 and miR-770 in the lung tissue is increased, the growth and metastasis of the lung cancer can be effectively inhibited, and in addition, the engineering stable cell line is capable of preserving breeds, convenient in passage and capable of continuously producing the engineering exosome.

The invention discloses a heater for heating a medium to form a gas dispersion system. The heater comprises a heating pipe, and a pipe body of the heating pipe is divided into a first heating part and a second heating part by a continuous temperature control belt; the temperature control belt is a continuous closed loop on the surface of the pipe body and is located in a unique inclined plane, and the inclined plane is obliquely arranged relative to the axial plane and the transverse section of the pipe body. A first heating part electrode is arranged on the first heating part, a second heating part electrode is arranged on the second heating part, and a common electrode is arranged on the temperature control belt; the first heating part and the second heating part are connected together through the common electrode, and the common electrode and the electrodes on the two heating parts are connected with a heating circuit; and independent heating of the first heating part and the second heating part is achieved. The processing technology of the heating pipe is simpler, the control modes of partition heating are more diversified, the heating efficiency of the heating pipe on the internal fuming medium is improved, and the experience feeling of the low-temperature smoking set is improved.

A flavor generation piece (12) incorporates a formed body (32) of a material containing a flavor substance. A heater (42) heats the flavor generation piece (12) without burning it, thereby generating a flavor. The heater (42) has a tank (46) mounted in a heat-insulating holder (44) to store a combustible gas. A combustion portion (52) for burning the combustible gas is disposed on the tank (46). Ignition or extinction of the combustion portion (52) is selected by a switch (58). The upper portion of the heat-insulating holder (44) forms a heat exchange duct (62) surrounding the combustion portion (52) and providing an exhaust path (64). An air pipe (74) is disposed to cross the heat exchange duct (62) transversely in the exhaust path (64). Heat exchange is performed between a fluid flowing in the exhaust path (64) and a fluid flowing in the air pipe (74). A socket (76) communicating with the air pipe (74) to detachably mount the flavor generation piece (12) is disposed on the outer side surface of the heat-insulating holder (44).

The invention relates to an anion generating agent, a white top-coating and preparation methods. The anion generating agent is mainly prepared from raw materials as follows: hydrous magnesium-rich silicate, a magnesium-rich polar material and armorphous silicon dioxide, wherein the magnesium-rich polar material contains magnesium-containing silicate and a polar ore material. The anion generating agent can produce anions, and has the beneficial effects of purifying air, removing aldehyde, killing bacteria and improving air quality.

The invention discloses an epitaxial wafer raman scattering spectra data generation method, which belongs to the technical field of semi conducting material manufacture equipment. Under the rotation condition of graphite discs, by controlling the time interval of the collected data and the initial epitaxial wafer corresponding to each data acquisition period, the collected data can be distributed on all the epitaxial wafers on the periphery of the graphite discs, so that the epitaxial wafer raman scattering spectra data on the periphery of the graphite discs can be obtained, so that the epitaxial wafer raman scattering spectra data on the periphery of the graphite discs can be continuously and automatically distributed by the epitaxial wafer raman scattering spectra data generation method.

The invention relates to a method for determining the content of titanium dioxide in food and a test pipeline for determining the content of titanium dioxide in food by a continuous flow analyzer and belongs to the technical field of food inspection. The method for measuring the content of titanium dioxide in food comprises the following steps of (1) mixing a digestion solution of a to-be-measured food sample with an ascorbic acid solution on line to obtain a to-be-measured solution; ascorbic acid being generated through online reaction of hydrochloric acid and an ascorbate solution; (2) uniformly mixing the to-be-detected solution with a diantipyrine methane solution on line to obtain a developing solution; and (3) carrying out ultraviolet spectrophotometric analysis on the color developing solution. The method is advantaged in that ascorbic acid used in the method for measuring the content of titanium dioxide in the food is generated through online reaction of hydrochloric acid and the ascorbate solution, the shelf life of ascorbate can reach 15 days or above, problems that ascorbic acid is prone to being oxidized and can be used after being prepared every day are solved, and a purpose of batch sample detection can be achieved.

The invention provides turbid liquid for improving efficiency of reverse flotation of carbonate from phosphorus. The turbid liquid is composed of a solid phase and a liquid phase according to the weight ratio of 1:1-5. The solid phase is magnesium carbonate with the granularity not larger than 20 micrometers and the mass content not smaller than 80%. The liquid phase is sulfuric acid with the mass content being 40-60%. The invention further discloses a method for improving efficiency of reverse flotation of carbonate from phosphorus. Under the same reverse floatation condition, the sulfuric acid preprocessing is additionally conducted on the magnesium carbonate with the surface being loose, porous and cellular and the granularity being not larger than 20 micrometers, the magnesium carbonate easily covers the surfaces of carbonate minerals and easily forms more CO2 micro bubbles in acid media, collectors can better capture the carbonate, and the elimination factor of carbonate gangue minerals is improved.

The invention discloses an automatic backfire recovery device. The valve and the backfire eliminator are installed in each of two or more branch pipes branched from the Brown gas delivery pipe. And the flame eliminator, the backfire detection sensor and the backfire prevention device are arranged in the backfire eliminator. The valve and the backfire sensor are connected to a controller. Normally, only one branch pipe is normally used, and a valve connected to the other branch pipe is closed. When a backfire phenomenon occurs, the backfire detection sensor detects backfire and sends a backfire signal to the controller so as to extinguish backfire flames. In this case, the valve connected with the branch pipe in use is closed while the valve connected with the closed branch pipe is opened to supply the Brown gas. Accordingly, continuous operation can be performed without stopping the operation of cutting the substrate.

The invention discloses a method for acquiring animal permanent transgenes through spermatogonial stem cells (SSCs), recombinant plasmid and germ cells of the permanent transgenes, and belongs to the technical field of gene engineering. The method for acquiring the animal permanent transgenes through the SSCs comprises the following steps of: (1) amplifying a target gene fragment; (2) connecting the amplified target gene fragment and a Lenti-GFP-T2A vector to obtain the recombinant plasmid; (3) efficiently packing the recombinant plasmid of the step (2) in 293T cells; and (4) injecting the external packed plasmid of the step (3) into a convoluted tubule and other parts of a testicle respectively to obtain the germ cells of the transgenes. The invention has the advantages that: the transgene efficiency is ultrahigh, and the overall transgene efficiency can reach over 90 percent; transgenic sperms can be continuously generated; the transgenic sperms are convenient to use; and stable; and permanent transgenes can be formed.

The invention relates to the technical field of ammonia gas manufacturing, in particular to a laboratory ammonia gas preparation system. The laboratory ammonia gas preparation system comprises an ammonium hydroxide supply device, a first ammonia gas generating device, a second ammonia gas generating device, an ammonia gas drying device and an ammonia gas current stabilizing device. The first end of a first three-way valve is communicated with the water outlet end of the ammonium hydroxide supply device, the second end and the third end of the first three-way valve are communicated with the first end of the first ammonia gas generating device and the first end of the second ammonia gas generating device, a second three-way valve and a third three-way valve are used for enabling the second end of the first ammonia gas generating device and the second end of the second ammonia gas generating device to be communicated with the ammonia gas drying device, and the ammonia gas drying device iscommunicated with the ammonia gas current stabilizing device to enable ammonia gas to be continuously, stably and safely generated. The technical problems that in the prior art, the ammonia gas preparation efficiency is low, and the ammonia gas cannot be continuously, stably and safely output are solved.

The invention relates to the field of gas appliances, and particularly relates to a gasification furnace. The gasification furnace comprises a furnace body, wherein the furnace body is internally provided with a material pressing shaft, the material pressing shaft is provided with a material pressing claw, one end f the material pressing shaft penetrates through the furnace body, and is connected with the furnace body in a rotatable body, and one end, penetrating through the furnace body, of the material pressing shaft is connected with a material pressing handle. According to the gasification furnace provided by the invention, flames become weak after fuel in the furnace body is burnt out, the material pressing handle is repeatedly pressed to drive the material pressing shaft, the fuel is stirred by the material pressing claw on the material pressing shaft, the fuel is driven to fall down, and the fuel at the bottom is tightly compacted, so that gas can be continuously generated, and the flameout phenomenon can be prevented.