85results about How to "Firepower" patented technology

The invention discloses a household gas burner, belonging to the part in the household gas kitchen range. The present household gas burner has the complex structure, poor processing precision and big accumulative error in assembling. The household gas burner comprises a nozzle, a gas distributing device, a gas mixing device and a fire lid, and characterized in that the gas distributing device and the gas mixing device are all the integrated structure, wherein the gas distributing device comprises a gas supplying pipe and a distributing chamber, a primary air inlet open is arranged on the distributing chamber, the nozzle is fixed on the orifice of the gas supplying pipe in the distributing chamber; the gas mixing device comprises a mixing pipe, a mixing chamber, a buffer baffle plate and a secondary air inlet slot, the mixing chamber is matched with the distributing chamber, the buffer baffle plate is arranged above the orifice of the mixing pipe in the mixing chamber, the secondary air inlet slot is arranged at the side surface of the gas mixing device. The gas distributing device and the gas mixing device in the invention have no accumulative error in assembling, simple assembling and safe and reliable use.

The invention discloses an outdoor wood stove capable of generating electricity. The outdoor wood stove comprises a stove body and a temperature difference power generation device fixed to the outer side wall of the stove body, at least one primary air inlet, a secondary air inlet and a tertiary air inlet are formed in the lower portion, the middle and the upper portion of an inner container respectively, an air guiding opening is formed below the primary air inlet, and a heat conduction hole is formed between the secondary air inlet and the tertiary air inlet; the temperature difference power generation device comprises a heat conduction metal rod, at least one temperature different power generation piece, a radiating aluminum plate, an air blower, a storage battery module and a radiating air duct, the radiating air duct is communicated with the air guiding opening, the heat conduction metal rod is fixed in the heat conduction hole, one end of the heat conduction metal rod is attached to the heat collection surface of the temperature different power generation piece, and the radiating surface of the temperature difference power generation piece is attached to the radiating aluminum plate. The outdoor wood stove has the advantages of being simple in structure, convenient to carry, low in cost and capable of forcing air feeding and effectively carrying out power generation and power supply outdoors.

The invention discloses a gas cooker capable of continuously regulating firepower. The gas cooker comprises a combustor, an electromagnetic valve used for controlling the flow of fuel entering the combustor, and a controller used for controlling the electromagnetic valve, wherein the combustor comprises an inner-ring nozzle and an outer-ring nozzle, the electromagnetic valve comprises a valve body, a fuel inlet and a plurality of gas outlets communicated with the gas inlet respectively are formed in the valve body, the gas outlets comprise an inner-ring gas outlet communicated with the inner-ring nozzle and a plurality of gas outlets which can be simultaneously communicated with the outer-ring nozzle, all the gas outlets are respectively internally provided with valve cores which can be used for controlling opening / closing of the gas outlets and / or the opening degree, and a plurality of electromagnets capable of singly controlling the valve cores to independently act are arranged correspondingly on the valve body. The gas cooker is capable of flexibly regulating the firepower so as to adapt to different demands, can prevent the fuel in the inner-ring nozzle from being wasted, caused by incomplete combustion due to overlarge flow, and has the convenient and energy-saving effects.

A solid charcoal is prepared from the soft and hard shells of chestnut through pulverizing, drying die pressing and charring. Its advantages are high heat value and no pollution.

The invention relates to the field of environmental protection facilities and equipment, in particular to a marsh gas preparation method of a system for preparing marsh gas from domestic garbage. Themarsh gas preparation method comprises the following steps: pretreating, by a pretreatment apparatus on garbage, storing and transporting the pretreated garbage by virtue of a storage and transportation apparatus, transporting the garbage to a crushing apparatus, crushing the garbage, fermenting the crushed garbage by virtue of a fermentation apparatus, storing the fermented garbage by virtue of astorage apparatus, desulphurizing and dehydrating the stored garbage by virtue of a desulphurization and dehydration apparatus, pressurizing the desulphurized and dehydrated garbage by virtue of a pressurizing apparatus, purifying by virtue of a purifying apparatus, and finally storing the purified marsh gas in a storage tank. By adopting the marsh gas preparation method, the recycling degree ofthe garbage can be maximally increased, the equipment is simple, the garbage is thorough in treatment, the cost is low, the investment return period is short, the energy utilization rate is high, thewaste utilization is realized by preparing the marsh gas from the garbage, the living fuel and electric charge can be saved, and the application prospect is promising.

A fuel boiler of plant powder type is prepared for setting material feeding mouth and floss hole and ignition opening on furnace wall, arranging slag hole under furnace wall, fixing flue pipe guide wall on furnace wall in furnace body and setting said guide wall between floss hole and material feeding mouth in parallel to chain fire-grate, extending one end of material feeding pipe on fan into burning chamber and connecting another end of material feeding pipe on fan with external fan of furnace body and material feeding box as well as material feeding machine. Its burning method is also disclosed.

The plant charcoal honeycomb briquette material consists of high energy plant charcoal 45-54 wt%, additive 10-15 wt%, adhesive 35-40 wt% and combustion promoter for the rest, and is produced through mixing in a compounding machine. The high energy plant charcoal is amorphous charcoal prepared with corn stalk, kaoliang stalk, wheat straw, bamboo and wood dust, wine stillage, Chinese medicine residue, etc and through charring in a charring machine with inlet temperature of 300deg.c and outlet temperature of 400deg.c for 2.0-2.5 min. The present invention changes waste into useful material.

The invention discloses a system for recovering the solid waste in old and waste lead-acid storage batteries, comprising a reverberator, a finery, a flue, a dust removal house and a coal gas producer, wherein the finery is connected to the back end of the reverberator; the outlet flues of the reverberator and the finery are communicated with the front end of the flue; the dust removal house is communicated with the back end of the flue; the coal gas producer is connected with the reverberator and the finery. The invention adopts the gas combustion in the coal gas producer to heat both the reverberator and the finery and adopts a plurality of coal gas nozzles to provide enough fire to thoroughly smelt lead containing materials, with the fire in the front moving constantly backward to thoroughly smelt lead containing materials at the back, thereby saving energy resource; a heat exchanger is arranged for secondary combustion to provide big fire, thereby the smelting takes less time for completely smelting the lead containing materials; as cloth-bag dust removal followed by the dust removal of water film is adopted, the dust is completely removed, so the discharged gas causes no pollution to the atmosphere. The invention allows the lead containing solid waste to be burnt thoroughly and the dust to be removed completely.

The invention discloses a double-fire head burner for an upper air-inlet cooking appliance, and relates to a burner device for a gas cooking appliance, in particular to a novel burner combination. The double-fire head burner comprises a bottom radiating rib (1), a radial radiating rib (2), a positioning groove (3), a main fire burner (4), a main fire distributor (5), a splitter (6), a central distributor (7), a central fire burner (8), a main fire nozzle (9), a main fire gas connecting pipe (10), a bottom plate (11), a main fire burner throat pipe (12), a main fire injection pipe (13), a cooking appliance face plate (14), a central fire gas connecting pipe (15), a central fire burner throat pipe (16), a base (17), a central fire nozzle (18), a central fire injection pipe (19), a central fire gas mixing chamber (20), a main fire gas mixing chamber (21) and a positioning block (22); the two burners have respective air-inlet injection pipes and mixed gas channels, which are not mutually interfered; and the double-fire head burner can be manufactured with small volume and thin thickness, and can be arranged on a cooking appliance table to make air required for burning all from the table so as to improve the use safety of gas, facilitate cleaning, and ensure the cleanliness of the cooking appliance table.

The invention discloses a preparation system for marsh gas prepared from domestic garbage. The preparation system comprises a pretreatment device, a storage and conveying device, a crushing device, afermentation device, a storage device, a desulfurization and dewatering device, a pressurization treatment device, a purification treatment device and a storage tank, wherein the pretreatment device is integrally sealed to create an anoxic environment, which is facilitated to the activity of anaerobic bacteria; before the marsh gas preparation, the pH value of the garbage is regulated in advance;the resource degree of the garbage is greatly improved; the equipment is simple; the treatment is thorough; the cost is low; the investment return period is short; the energy utilization rate is high;garbage is used for preparing the marsh gas, so that waste materials are utilized; the life fuel and electric charge can be saved; wide application prospects are realized; contribution is made for environment protection; the storage device is provided with a U-shaped pipe and a sterilization liquid box, so that the marsh gas enters sterilization liquid through the U-shaped pipe; then, the gas ascends, so that toxic and harmful gas mixed in the marsh gas is merged in the sterilization liquid; meanwhile, influence on the use of other devices due to the backflow of the sterilization liquid is avoided; clean and sanitary marsh gas is provided.

The invention discloses a biomass fuel belonging to the technical field of renewable energy. The biomass fuel comprises at least one of vinasse, bacterium buds, camphortree leaves and cow dung; when the biomass fuel comprises two and more than two of the components, the components are mixed in any mass ratio, and the components have 10-25 percent of water content in terms of the mass ratio. The invention also discloses a preparation method of the biomass fuel. Four raw materials are independently prepared or prepared in a mixing way; and the process of independent preparation comprises the following steps of: firstly respectively adding coalification agents to carry out coalification treatment on the vinasse, wherein the added amount of the coalification agents is 1-3 percent in terms of the mass ratio, and the time of the coalification treatment is 8-10 hours; then airing or drying till the water content is 10-25 percent; and finally grinding for forming. The biomass fuel has the advantages of high calorific value, environmental friendliness, energy saving, simple preparation method, good economic benefit and recycling.

The invention discloses a liquid fuel furnace which comprises a main combustor, a gasification ring and a rapid gasification device, wherein the rapid gasification device comprises a main body and a plurality of atomization combustion nozzles, the main body is located below the main combustor, the main body is provided with a main body fuel inlet and a main body fuel shunting channel, the main body fuel inlet, the main body fuel shunting channel and the atomization combustion nozzles are communicated in sequence, the atomization combustion nozzles are distributed on the periphery of the main body in a radial mode and provided with nozzle openings, and the nozzle openings face the gasification ring from bottom to top. When the liquid fuel furnace is in cold start, the rapid gasification device sprays atomized liquid fuel through the atomization combustion nozzles and combusts the atomized liquid fuel, so that firepower is larger during cold start, the gasification ring can be heated more rapidly during combustion, the temperature of the gasification ring can be increased more rapidly, and the liquid fuel furnace enters a high-fire use state more rapidly.

The invention discloses a multifunctional efficient cooking range, comprising a chimney, a draft fan, a range body, a range lid, a fire block, a fire barrier, metal hollow tubes, a range basin, an internal range, an air intake tube, a water inlet tube, a water outlet tube, a mouth cover plate, etc. The cooking range is characterized in that the range basin is provided with the fire barrier, the fire block and the metal hollow tubes filled with water; a gap is reserved between the upper part of the fire barrier and the range lid mouth; a flue outlet is arranged in the range basin and is connected with the draft fan which is externally connected with the chimney. The draft fan is started, when the pot presses the range lid mouth, suction is generated, the air is sucked from the air intake tube to react with the coal in the internal range so as to ensure the coal to burn, the flame exchanges heat with the pot bottom, the smoke flows into the flue from the gap to exchange heat with the water in the metal hollow tubes, and the smoke is exhausted from the draft fan and the chimney after being cooled, when the pot is taken away from the range mouth, the draft fan sucks air from above the range mouth, then the firepower is reduced. When the cooking range is not used for frying, the fire barrier is taken out from the range mouth, the range lid is covered by the mouth cover plate, the flame is contacted with the metal hollow tubes to exchange heat, and after heated, the water in the metal hollow tubes is used for bathing and heating.

The invention belongs to a catalytic combustion-supporting additive for fire coals of a pulverized coal boiler of a fuel electric plant use, which is composed of powder and liquor. The manufacturing and the using of the additive is realized according to a mechanism that coal is pulverized to powder by a pulverizer and then is blown into the boiler for combustion, and the application of properties of high dispersivity, high permeability, and high catalysis of a high energy catalyst. The manufacturing method of the additive comprises the following steps: firstly, preparation of the powder, and secondly, preparation of the liquor. The using method of the additive is as follows: adding the additive into coals directly, and sending into a coal pulverizer to operate, so as to improve the quality of the pulverized coal, increase the activity of the pulverized coal, and promote the pulverized coal to combust fiercely and fully in the boiler; and spraying the liquor in vaporous to a high-temperature fire zone in the boiler to react with the baking-hot coal, so as to generate water gas to participate in and help the combustion to emit strong heat. The additive has the advantages of small dosage, good effect, and convenience in using, helps to combust efficiently, and has the effect of decoking and deashing.

The invention discloses a biological particle furnace. The biological particle furnace is characterized in that a hearth is arranged in a furnace, an ash bin is arranged below the big-end-up stepped hearth, an air box is arranged between a hearth wall and the wall of the furnace, air outlet holes are formed in portions, which are positioned between the air box and the hearth, of the hearth wall, afeed pipe is arranged on the hearth, extends out of the furnace and is connected with a loading device, an air blower is externally connected with the air box, an ignition rod is arranged at the bottom of the hearth, a grate is arranged between the hearth and the ash bin and is fixed to the bottom of the hearth by the aid of a grate support, and an air supply pipe for blowing air into the grate is arranged in the ash bin and is communicated with the air box. The biological particle furnace has the advantages that the air can be rotationally supplied into the hearth of the biological particlefurnace, the air outlet holes are formed in the hearth from top to bottom, accordingly, particle materials can be sufficiently and thoroughly combusted, the biological particle furnace is free of smoke emission or pollution and high in combustion efficiency, and is environmentally friendly, and materials can be saved by 50% as compared with other biological particle furnaces.

The invention relates to a two-ring fire burner. The two-ring fire burner comprises an outer ring nozzle, an inner ring nozzle, an inner ring ejector, an outer ring ejector, a mixing disc, an air separation base, a fire cover base, a fire cover, a thermocouple and an ignition needle, wherein an inner ring mixing cavity and an outer ring mixing cavity are arranged on the mixing disc; the outer ring nozzle is connected with the outer ring ejector; the outer ring ejector is communicated with the outer ring mixing cavity; the inner ring nozzle is connected with the inner ring ejector; the inner ring ejector is communicated with the inner ring mixing cavity; the air separation base covers the mixing disc; the fire cover base is mounted on the air separation base; the fire cover covers the fire cover base; the fire cover and the fire cover base are annular discs, are provided with round holes in centers, and are assembled to form an inner ring fire outlet hole and an outer ring fire outlet hole; the thermocouple and the ignition needle are mounted on the air separation base, and are positioned in the round holes; a secondary air channel is formed between the air separation base and the fire cover base; and cavities in the round holes are communicated with external atmosphere through the secondary air channel.

The invention discloses a burner for a gas cooker. The burner comprises a base, wherein a main fire gas outlet pipe is arranged on the base, and a central fire gas outlet pipe is arranged in the central position of the main fire gas outlet pipe; a main fire injection pipe and a central fire injection pipe are arranged in the bottom of the base; an upper air inlet cavity is connected to the gas inlet ends of the main fire gas outlet pipe and the central fire gas outlet pipe; a main fire gas inlet pipe and a central fire gas inlet pipe are arranged on one side of the upper air inlet cavity; the gas inlet ends of the main fire gas inlet pipe and the central fire gas inlet pipe extend into the upper air inlet cavity and are arranged opposite to the gas inlet ends of the main fire injection pipe and the central fire injection pipe in the cavity, respectively; the gas outlet end of the main fire injection pipe communicates with a fan-shaped arc-shaped channel which communicates with a straight channel, and the straight channel communicates with the main fire gas outlet pipe. By adopting the structure, the burner for the gas cooker disclosed by the invention has the characteristics of high thermal load, great firepower, high thermal efficiency, liability to replace nozzles, convenience in maintenance, safety in use and the like.

The invention relates to an outdoor portable stove which is formed by assembling a columnar outer stove body (1), a columnar inner stove body (2), an annular ring washer (3) and an air inlet cylinder (4) in a detachable mode. The columnar outer stove body (1) and the columnar inner stove body (2) are defined by rectangular or approximating rectangular sheet metal, the disassembled columnar outer stove body (1), the columnar inner stove body (2) and the annular ring washer (3) can be rolled up and put into the air inlet cylinder (4) . The bottom of the columnar outer stove body (1) is provided with an outer stove air hole (11), one end of the air inlet cylinder (4) is connected with the outer stove air hole (11), the columnar inner stove body (2) is provided with a plurality of top air holes (22) and a plurality of bottom air holes (21), and the annular ring washer (3) is arranged between the columnar outer stove body (1) and the columnar inner stove body (2). The outdoor portable stove can be assembled and disassembled fast and conveniently, can be put into the air inlet cylinder after being disassembled, small in size and convenient to carry; the value of heat of combustion of firewood is high, the flame is large, the burning speed is high, and wet firewood can be burned.

The invention discloses a lifting-dismounting type fire-heating ceiling pot winemaking device which is used for solving the defects, namely great energy consumption, easiness for stream escaping, a small condensing area of the ceiling pot, insufficient cooling, much wine volatilization due to a high wine temperature, high cost, low yield, great labor strength and easiness for burning, in the background technology. The lifting-dismounting type fire-heating ceiling pot winemaking device is characterized in that five heating tubes, which are parallel to one another, at the upper end of a furnace hearth 7 are communicated with a W-shaped pot bottom; eight fire exhausting tubes 4 are arranged at the topmost end of the furnace hearth 7 above the five heating tubes 5 which are parallel to one another; cavities are internally formed in an upper ceiling pot body 15 and a lower ceiling pot body 14, and are filled with circulating cooling water; the two ends of each of five water tubes 11 are communicated with the upper ceiling pot body 15 and the lower ceiling pot body 14 respectively; a coiler secondary condenser is composed of a spiral coiled tube 12 and a condensing barrel 3. The lifting-dismounting type fire-heating ceiling pot winemaking device has the advantages of being energy-saving and environment-friendly, great in heating area, short in distillation time, great in cooling area, time-saving and labor-saving, complete in distillation, low in cost, high in yield, safe and reliable in pressure-free operation, less in possibility of pot burning, low in distillation temperature, low in wine temperature, high in flavor substance content of a finished product wine, good in quality and good in mouthfeel. The lifting-dismounting type fire-heating ceiling pot winemaking device is used for making wine.

The invention relates to the rapid heat conduction ceramic liner for an electric rice cooker, and relates to the technical field of ceramic manufacturing, in particular to a ceramic liner capable of rapid heat conduction, which is mainly composed of medical stone 23-25%, tourmaline 19-20% %, cordierite 7%-8%, mullite 5%-7%, diatomite 11%-13%, rectorite 14-15%, montmorillonite 15%-17%, etc. On the basis of retaining the respective advantages of the ceramic rice cooker inner container and the metal electric rice cooker, the present invention provides a ceramic inner container with rapid heat conduction, quick rice cooking, and improved taste and nutrition of rice. It is mainly used for the liner of electric rice cooker.

The invention discloses a preparation system for preparing biogas from domestic garbage. The preparation system comprises a pretreatment device, a storage and transportation device, a crushing device,a fermentation device, a storage device, a desulfurization and dewatering device, a pressurizing treatment device, a purifying treatment device and a preservation tank. The pretreatment device is integrally closed, an anaerobic environment is caused, the movement of anaerobic bacteria is facilitated, the pH value of the garbage is preadjusted before biogas preparing, and thus, the resource utilization degree of the garbage is greatly increased; the equipment is simple, the treatment is thorough, the cost is low, the cycle of return on investment is short, the utilization ratio of energy is high, and the waste is utilized through preparing the biogas from the garbage, so that living fuel and electricity expense can be saved, and the system has a broad application prospect and contributes to environmental protection; according to the storage device, through arranging a U tube and a disinfection solution tank, biogas enters a disinfection solution through the U tube, and then, gas rises,so that toxic and harmful gases doped in the biogas are melted in the disinfection solution, meanwhile, influence on other devices caused by the refluxing of the disinfection solution is avoided, andclean and sanitary biogas is provided.

The invention discloses an inward-gathering atmospheric infrared burner, mainly comprising an atmospheric burner and an infrared burner which are concentrically arranged with one above the other. Thelower face of the infrared burner is provided with a flame gathering cavity facing flame outlets of the atmospheric burner; the part, above the flame gathering cavity, of the infrared burner and the flame gathering cavity jointly form a guard cavity of the atmospheric burner. The atmospheric burner and the infrared burner are stacked and sleeved herein to form an oblique inward-gathering guard structure with short inside and tall outside, so that flames generated by the inward-gathering atmospheric infrared burner are gathered within an inner ring of the infrared burner; heat generated by combustion is guarded by the infrared burner from irradiating out, and burning efficiency is effectively improved; heat efficiency can be improved at the premise of attaining big fire; the habit of Chinese people to perform stir-frying on big fire is satisfied.

The invention discloses an integrated cooker capable of improving heat efficiency. The integrated cooker comprises a cooker body which is composed of a cooking bench arranged on one side of the devicebody, a gas stove arranged at the top of the cooking bench, a liquefied gas tank placement cabinet arranged at the bottom of the cooker body, a smoke suction fan arranged at the bottom of the cookerbody and a disinfection cabinet arranged on one side of the gas stove. A synergistic energy gathering ring is arranged at the bottom of the gas stove, so that flame burning efficiency can be increased, and flame burning energy can be gathered to enable firepower to be higher; a wind blocking cover of certain height is arranged around the gas stove to protect flame from being attacked by wind in anomnibearing manner, so that smoothness in cooking is ensured, and user experience is improved; a dish heating platform is arranged at the top of the gas stove, so that temperature of previous dishescan be guaranteed when many dishes are cooked in one time.

The invention relates to a combustor fire cover, a combustor and a gas stove. The combustor comprises an inner ring fire combustor and an outer ring fire combustor; the inner ring fire combustor and / or the outer ring fire combustor consist of first combustor bodies and second combustor bodies; the first combustor body and the second combustor body are an atmospheric combustor and an infrared combustor; the first combustor body consists of a first gas mixing cavity, and one or more first fire covers arranged at the top of the first gas mixing cavity; the second combustor body consists of a second gas mixing cavity, and one or more second fire covers arranged at the top of the second gas mixing cavity; and the first fire cover is mounted in the second fire cover in an embedding manner. The combustor fire cover is higher in utilization rate of the heating area, and hardly has heating blind area; atmospheric combustion is adopted in an infrared combustion area, infrared combustion is adopted in an atmospheric combustion area, and the two combustion modes are fused to greatly improve the combustion efficiency; and the firepower is higher, so that Chinese food is cooked more properly.

A high-caloricity synthetic liquid fuel easy to ignite and stable to burn is prepared from coarse or refined methanol, water, turpentine, acetone, potassium permanganate, hydrogen peroxide and essence.

The invention discloses a return air gasifier for charging air from the bottom and relates to a civil stove. An air inlet channel is arranged on the top of a hearth, one end of a secondary air inlet pipe is communicated with the air inlet channel, and an opening at the other end is arranged in a base. The opening is provided with a secondary air inlet door, and an opening at the lower end of the hearth is provided with a main air door. The secondary air inlet door is linked with the main air door, namely when the main air door is opened, the secondary air inlet door is closed, and when the secondary air inlet door is opened, the main air door is closed. A return air stove state and a gasifier state can be conveniently switched, thus the invention has the advantages of large firepower of the return air stove and high utilization rate of the gasifier. The secondary air inlet door arranged at the bottom is convenient to open and close and cannot influence the appearance of the stove, the smoke discharge of a flue and the diameter of the hearth, thus ventilation in the hearth is smooth. The invention also has the advantages of fuel saving, high burning efficiency, large firepower and good heating effect.

The invention discloses a briquette formula with high calorific value. The formula comprises coal and water glass. The concentration of the water glass additive is set to be 3.2 moduli. The water glass is 10-30% of the briquette by weight and the coal is 70-90% of the briquette by weight. If the concentration of the water glass additive is less than 3.2 moduli, the proportion is correspondingly increased.

The invention discloses fireproof and explosion-proof combined fireworks which comprise a transmitting seat body (1), transmitting holes (2) of the transmitting seat body (1) and a fireproof cover plate (11). The transmitting seat (1) is made of light fireproof materials, a lead wire (3) is embedded in the transmitting seat body (1), the bottoms of the transmitting holes (2) are communicated with one another by the lead wire (3), inner barrels (8) are arranged in the transmitting holes (2), a lead hiding hole (4) is formed in the transmitting seat body (1), an ignition portion of the lead wire (3) is hidden in the lead hiding hole (4), the fireproof cover plate (11) is made of light fireproof materials, fireproof plugs (6) for the transmitting holes and a fireproof plug (5) for the lead hiding hole are formed in the fireproof cover plate (11), the fireproof cover plate (11) covers the transmitting seat body (1), the fireproof plugs (6) for the transmitting holes are inserted into the transmitting holes (2), and the fireproof plug (5) for the lead hiding hole is inserted into the lead hiding hole (4). The fireproof and explosion-proof combined fireworks have the advantages that the fireproof and explosion-proof combined fireworks are high in transmission precision and low in transmission powder usage, the transmitting holes are short, the manufacturing cost can be saved, the safety coefficient can be increased, the fireworks can be prevented from being ignited by external fire sources, and accordingly sympathetic detonation accidents can be completely eradicated during production, transportation and storage.

The invention discloses a lead-embedded firework launching base which comprises a launching base body (1) made of light materials and launching holes (2) of the launching base body (1). Leads (3) are embedded in the launching base body (1), the bottoms of the launching holes (2) are communicated through the leads (3), different connection modes are adopted by the leads (3) in the launching base body (1) according to different rules of firework launching, and the inner space of each launching hole (2) is an inverted cone with a small bottom and a large top. The lead-embedded firework launching base improves launching accuracy, reduces propellant dosage, lowers the height of the launching holes, saves manufacturing cost, improves a safety system, is rapid in setting-off rhythm, high in production efficiency, free of blaze phenomenon, environmentally friendly and various in launching form and saves energy.

The invention discloses high-strength sawdust-based biomass particles. According to the invention, on one hand, the sawdust is subjected to charing processing and modification, the toughness and the density of the inorganic carbon particles are improved, the combustion heat value of the sawdust carbon residue is increased, the volatile component during a combustion process is reduced, the sulfur content of discharged exhaust gas is low; on the other hand, walnut shell, pine and cypress branches and hot pepper seedlings are subjected to fermentation processing, a raw materials structural layer is changed to form a compact organization structure, a high-content organic matter is formed, the composition components of the organic matter are increased, the modified dolomite powder and pineapple waste are added for continuous fermentation, the combustible matters in the organic matter raw materials are increased, other effective auxiliary agents are combined for extrusion moulding, the produced sawdust-based biomass granular fuel has the advantages of high intensity, large density, full combustion, and durable firepower, and greatly increase the gas production speed and gas production amount, through compression bonding of the biomass particles by the pineapple waste, the biomass fuels intensity is increased.