61results about How to "Burn fully" patented technology

The utility model discloses a controllable temperature regulation's moxa -moxibustion box relates to moxa -moxibustion box technical field, it includes moxa -moxibustion box, the inside bottom side of moxa -moxibustion box is provided with the ash net, the rear side wall of moxa -moxibustion box is provided with a plurality of ventilation holes, the front side wall of moxa -moxibustion box is provided with two temperature control holes, and the upside of moxa -moxibustion box is provided with the box cover. Controllable temperature regulation's moxa -moxibustion box, through setting up the temperature control box and sticking moxa -moxibustion box, temperature probe can monitor the temperature of inside bottom side of moxa -moxibustion box in real time, when the temperature in moxa -moxibustion box is too low, can pass through the fan of opening, pass through the airflow delivery channel formed between ventilation hole, temperature control hole and drainage hole, increase the flow rate of airflow in moxa -moxibustion box, so as to realize the sufficient combustion of moxa stick / moxa stick, increase the temperature of moxa stick / moxa stick combustion in moxa -moxibustion box, guarantee the moxa stick / moxa stick of burning to have enough warm heat to stimulate the activation of meridian qi of body part.

This invention belongs to the field of combustion control technology for heating furnaces, specifically a dynamic prediction method for air-fuel ratio based on combustion control in heating furnaces. It includes preprocessing raw monitoring data from the heating furnace operation process based on combustion mechanisms, constructing a multi-dimensional input vector, outputting the optimal air-fuel ratio prediction value for future moments based on an improved LSTM neural network model, and adjusting the combustion air supply to the heating furnace according to the optimal air-fuel ratio prediction value. This invention effectively solves the problem of slow response to gas fluctuations and changes in operating conditions in traditional methods through the synergistic driving of mechanisms and data, significantly improving the accuracy and real-time performance of combustion control. Furthermore, by deeply integrating physical mechanisms, it enhances the model's generalization ability and interpretability, significantly improving the thermal efficiency of the heating furnace and reducing unit product energy consumption and harmful gas emissions.

The utility model relates to an improved energy -conserving combustion stove core, including stove core body, stove core body has first stove section and second stove section, the inside diameter of first stove section is less than second stove section, and the lower extreme of first stove section is equipped with the cover, is equipped with the central hole and sets up first air -assist hole around central hole on the cover, and the upper extreme of second stove section is equipped with the fire -break cover, still includes gasification lid, and the gasification lid sets up in the inner chamber of second stove section and will the inner chamber of second stove section divide into first chamber and second chamber, be equipped with the mounting hole that the first stove section is passed into first stove section for the ignition needle on first stove section, or be equipped with the mounting hole that the first chamber is passed into for the ignition needle on second stove section, be equipped with a plurality of first fire -break through -hole on the gasification lid, and first fire -break through -hole is from the upper end surface of gasification lid and is penetrated to the lower end surface, and a plurality of first fire -break through -hole surrounds the central axis distribution of gasification lid.

The utility model discloses a multi-element accurate proportioning low-temperature brimstone furnace control system, which mainly comprises a central controller, and a data acquisition unit, a fan driving unit, a molten sulfur control unit, a metering pump control unit, an atomization control unit, an ignition control unit, a hearth positive and negative pressure protection unit and a brimstone furnace high and low temperature protection unit which are connected with and controlled by the central controller. The sulfur combustion furnace system automatically and accurately distributes air and sulfur according to the squeezing amount or the flow, the stoving intensity and the like, and the problems that due to the fact that an existing sulfur combustion furnace system is inaccurate in air distribution and sulfur distribution, combustion is insufficient, sublimed sulfur is much, and technological indexes are unstable are solved.

This invention discloses a biomass pellet burner, comprising: a hopper including an inlet and an outlet; a screw feeder including a screw feed pipe, a screw feed rotating component disposed within the screw feed pipe, and a screw feed drive component connected to the screw feed rotating component, the outlet being disposed at a first end of the screw feed pipe; a combustion chamber disposed at a second end of the screw feed pipe; an air supply device including an air supply chamber and an air supply drive component connected to the air supply chamber, the air supply chamber including an air distribution chamber and a combustion chamber air chamber, the air distribution chamber communicating with the screw feed pipe, and the combustion chamber air chamber communicating with the combustion chamber; and an ignition device, a sealing plate disposed between the air distribution chamber and the combustion chamber, the inlet end of the ignition device being located within the air distribution chamber, and the outlet end of the ignition device being located within the combustion chamber. This invention avoids backflow and backfire by balancing the pressure of the screw feed pipe and the combustion chamber.

This invention relates to the field of burner technology, specifically a burner for a gas-fired wall-hung boiler, comprising a rear mounting bracket and a venturi tube mounted on its front side. The front side of the venturi tube is connected to the front mounting bracket, and a temporary storage frame is fixed to the front side of the front mounting bracket. A burner head of the venturi tube is mounted above the venturi tube. In this burner, when the rotating rod drives the convex column to rotate, the convex column intermittently applies a downward thrust to the convex block. This causes the convex block to drive the piston assembly to intermittently reciprocate within the gas storage pipe. Therefore, the piston assembly reciprocates to draw gas and air from the main pipe into the gas storage pipe and then discharges the gas and air from the gas storage pipe. This repeated operation allows for thorough pre-mixing of the pre-mixed gas and air, improving the completeness of subsequent combustion, reducing exhaust emissions, and lowering gas consumption, thus achieving excellent energy-saving and gas-saving effects.

This utility model discloses a core structure for a high-energy ignition coil used in automobiles, including a core structure installed inside the ignition coil housing. The core structure comprises a magnetic sheet, a primary coil, a secondary coil, and a toroidal core. The magnetic sheet is embedded in the primary coil, which is interference-fitted into the secondary coil. The toroidal core simultaneously surrounds both the primary and secondary coils and is tightly fitted to the magnetic sheet. The end of the primary core furthest from the magnetic sheet is tightly fitted against the toroidal core. The closed magnetic circuit structure of the toroidal core concentrates the magnetic field almost entirely within the core, resulting in minimal magnetic leakage, uniform magnetic field distribution, low magnetic reluctance, and high magnetic flux density. This leads to high energy conversion efficiency, minimal energy loss, and the efficient energy conversion capability enables the ignition coil to generate higher secondary voltage and stronger spark energy. It is suitable for lean-burn and high-performance engines, ensuring reliable ignition and better fuel economy.

This invention belongs to the field of engines, specifically relating to a fuel supply structure and a solid-liquid hybrid rocket engine, including an oxygen-enriched propellant supply mechanism and a gel fuel supply mechanism. The oxygen-enriched propellant supply mechanism includes a coating column, which includes a coating sleeve with an opening facing the combustion chamber, and the coating sleeve is used to hold the oxygen-enriched propellant. The gel fuel supply mechanism includes a gel fuel supply device, an annular channel, and an atomizer arranged sequentially. The annular channel is arranged around the outer edge of the coating sleeve, with its downstream end protruding downstream of the coating sleeve. The atomizer is located at the end of the annular channel protruding downstream of the coating sleeve, and the annular channel and the coating sleeve together seal the upstream end of the combustion chamber. This invention's engine adopts a novel combination of gel fuel and oxygen-enriched propellant, combining some of the advantages of both to achieve the effects of increased specific impulse, adjustable thrust, and multiple starts.

The application discloses a rotary kiln and smelting slag disposal equipment. The rotary kiln comprises a kiln body and a poking element, and the poking element is arranged on the inner wall of the kiln body. In the axial direction of the kiln body, the kiln body is sequentially divided into three treatment sections, and the working temperature of the middle treatment section is the highest. The inner wall of each treatment section is provided with the poking element. A projection plane λ perpendicular to the axial direction of the kiln body is set, and the normal projections of the poking elements of adjacent treatment sections on the projection plane λ are staggered with each other. The second treatment section is located in the middle position, and the treatment sections on both sides have a certain heat preservation effect on the second treatment section, so that the working temperature in the second treatment section can be kept at a set higher temperature. In the process that the material falls from the top to the bottom, the material is fully contacted with the flame, so that the material can be fully combusted, and the combustion efficiency and the heating efficiency of the material are improved. Meanwhile, impurities can be more easily separated. The poking elements in adjacent treatment sections are staggered, and the materials in adjacent treatment sections will not affect each other.

The application provides a combined power system based on a methanol fuel cell auxiliary power device and a turbofan main engine, which is applied to the field of aviation power technology and comprises a fuel supply system, a heat exchanger, a preheater, a methanol fuel cell auxiliary power device system and a turbofan engine core system; the fuel supply system is connected with the methanol fuel cell auxiliary power device system and the heat exchanger respectively; the heat exchanger and the methanol fuel cell auxiliary power device system are connected with the preheater; and the preheater is connected with the turbofan engine core system. The methanol fuel cell auxiliary power device can utilize the electric power generated by the fuel cell to drive an electric auxiliary turbocharger to generate high-pressure gas when the main engine is started, so that the high-pressure gas is led to the combustion chamber of the main engine and the combustion efficiency is improved; on the other hand, the electric power generated by the fuel cell can be utilized to preheat the fuel led to the main engine, so that the atomization quality of the fuel is improved and the combustion efficiency is further improved.

The present application relates to the field of boiler combustion technology of thermal power plant and discloses a pulverized coal burner, the pulverized coal burner comprises a first combustion cylinder, a flow guide pipe, a second combustion cylinder and a combustion stabilizer, the flow guide pipe has an air inlet end and an air outlet end, the air outlet end is communicated with the first combustion cylinder, the flow guide pipe is used for guiding the mixed gas flow carrying the pulverized coal into the first combustion cylinder, the second combustion cylinder is arranged in the interior of the first combustion cylinder, an annular channel is formed between the second combustion cylinder and the first combustion cylinder, the second combustion cylinder is used for dividing the mixed gas flow into a first-stage gas flow flowing through the second combustion cylinder and a second-stage gas flow flowing through the annular channel, the combustion stabilizer is arranged on the flow guide pipe, the combustion stabilizer has an air outlet part, the air outlet part is in the interior of the flow guide pipe and faces the second combustion cylinder, and the air outlet part is used for spraying the flame and igniting the first-stage gas flow and the second-stage gas flow in sequence. The pulverized coal burner of the embodiment of the present application can be ignited in batches and realize stable and sufficient combustion.

The utility model discloses a dangerous waste incineration system, including rotary kiln, two combustion chamber, its characterized in that, the side of two combustion chamber bottom is provided with the hopper plate that the inner surface is smooth and the inclination is 50 65 DEG, and another side of two combustion chamber bottom is connected with rotary kiln, and the smoke outlet of rotary kiln kiln tail is towards hopper plate, and the position of hopper plate upper end and two combustion chamber side wall interface is provided with combustion port, and combustion port is used to along the inclined direction of hopper plate to two combustion chamber bottom air supply combustion, and the bottom of two combustion chamber is provided with decoking burner still, and decoking burner is used to inject flame between the smoke outlet of rotary kiln kiln tail and hopper plate.

The utility model discloses a kind of waste gas purification combustion devices, comprising: air inlet base, combustion chamber is fixedly installed at its top end, the outer wall of the combustion chamber is fixedly sleeved with temperature insulation protective sleeve, and the inner wall of the combustion chamber is equidistantly provided with multiple heat-collecting spiral grooves, maintain the temperature inside combustion chamber, improve waste gas combustion effect.The utility model is through the flame of spiral distribution and the flame of the flame projector towards central axis, form high-temperature vortex area, force waste gas to flow to high-temperature area, ensure sufficient combustion;Fuel spiral pipe covers combustion chamber inner wall, eliminates combustion dead angle, cooperate heat-collecting spiral groove to maintain chamber temperature, improve combustion efficiency;Temperature insulation protective sleeve covers combustion chamber and exhaust pipe, reduce heat loss, maintain high-temperature environment, strengthen waste gas decomposition effect;Spiral air guide pipe penetrates circulating water tank, when high-temperature waste gas passes, quickly transfer heat to water flow, reduce waste gas temperature, avoid waste gas high temperature influence gas filter.

The utility model relates to a temperature controllable open fire oven which comprises an oven body, a first heating assembly and a baking net, the baking net and the heating assembly are installed in the oven body, a flame adjusting assembly is arranged above the first heating assembly, the baking net is installed above the flame adjusting assembly, and the flame adjusting assembly comprises a supporting piece and a movable assembly. An opening is formed in the top of the supporting part, a first baffle is fixedly installed at the top of the supporting part and divides the opening into two fire outlets, the movable assembly comprises a driving assembly and a movable part, the movable part is fixedly connected with the driving assembly and located above the fire outlets, and the driving assembly can control the movable part to swing so as to cover the fire outlets. According to the open fire oven with the controllable temperature, it can be guaranteed that fuel is combusted sufficiently, the good combustion effect is achieved, the barbecue temperature can be adjusted, and therefore the open fire oven can adapt to different barbecue scenes.

The utility model belongs to the technical field of flame guns, and particularly relates to a flame gun head which comprises a gun body and a preheating piece, one end of the gun body is provided with a connecting portion used for being connected with an air source, and the other end of the gun body is provided with a gun barrel. The preheating part is connected to the side, close to the gun barrel, of the gun body and comprises a flow guide pipe, and the flow guide pipe is used for enabling fuel fluid entering the gun body to surround the inner wall of the gun head by a circle and then enter the gun barrel; according to the design, fuel fluid is guided into the gun barrel after being subjected to heat transfer at the gun head to eliminate tiny liquid beads, potential safety hazards caused by the fact that the tiny liquid beads enter the gun barrel are effectively avoided, the flow guide pipe surrounds the inner wall of the gun head by a circle, the heat transfer effect on the fuel fluid can be improved, and it is guaranteed that the tiny liquid beads possibly existing in airflow are vaporized; and the use safety and reliability of the flame gun are improved.

This invention belongs to the field of iron and steel metallurgy technology, specifically relating to a staged combustion system and process for a gas boiler. The system includes a burner connected to the gas boiler, a combustion-supporting gas structure, and a combustion-supporting air structure. The burner includes a combustion stabilizing plate, located at the front end of the burner and connected to the gas boiler. The combustion stabilizing plate has three layers of staged ignition units evenly arranged around its center: an inner layer, a middle layer, and an outer layer. The middle layer ignition unit includes multiple externally mixed combustion nozzles, where combustion-supporting air and gas mix outside the combustion stabilizing plate. The outer layer ignition unit includes multiple internally mixed combustion nozzles, where combustion-supporting air and gas mix inside the combustion stabilizing plate. The combustion-supporting gas structure provides fuel to the burner, and the combustion-supporting air structure provides combustion-supporting air to the burner. This invention effectively achieves complete combustion of the gas, reduces nitrogen oxide production, and provides a stable flame, demonstrating good performance in terms of safety, environmental protection, and efficiency.

The utility model relates to a boiler technical field, concretely is a horizontal hot -blast type organic heat carrier boiler, including the shell, one end of shell is installed with the burner, the inside of the shell is provided with the pipe body, the combustion head of burner is located in the inside of one end of pipe body, the both ends outside of shell are installed with the water inlet and outlet pipe seat respectively, the both ends of pipe body are connected with water inlet and outlet pipe seat, the pipe body includes three layers heat exchange coil pipe of inner layer, middle layer, outer layer, the inside of inner layer is first return, it is second return between middle layer and inner layer, it is third return between middle layer and outer layer, the flue gas passes through first return and turns back to pass through second return, again turns back to pass through third return, finally discharges. In the horizontal hot -blast type organic heat carrier boiler, adopt three layers heat exchange coil pipe's three return structure design, the inside of inner layer is first return, it is second return between middle layer and inner layer, it is third return between middle layer and outer layer, the flue gas discharges after passing through three return in proper order.

The utility model discloses an adjustable garbage incinerator grate ventilation quantity device relates to garbage incineration treatment equipment technical field, aims at solving the problem of traditional device ventilation quantity regulation extensive, complex structure is easy to damage, including primary air chamber, four groups of symmetrical synchronous shaft seat and adjusting mechanism, primary air chamber air inlet, and adjusting bin is driven adjusting mechanism in adjusting motor, adjusting mechanism contains multiple groups of upper and lower vane, is hinged through connecting shaft, and is realized opening and closing by drive shaft linkage, and synchronous shaft seat cooperates with adjusting bin inner wall spacing strip, guide strip, guarantees stable movement, and upper and lower vane are bent and are equipped with cloth wind grating at top, and optimization ventilation. Through adjusting motor drive drive shaft, make vane action change ventilation cross section, realize stepless regulation of ventilation quantity, have the advantage of accurate control of wind, reliable structure, uniform ventilation, can improve incineration efficiency, reduce maintenance cost and pollutant emission.

The present application relates to the technical field of boiler combustion and discloses a multi-stage coal powder burner, which comprises an outer combustion cylinder, an inner combustion cylinder, an adjuster and a combustion stabilizer, the inner combustion cylinder is arranged inside the outer combustion cylinder, a channel is formed between the outer combustion cylinder and the inner combustion cylinder, the adjuster is connected with the outer combustion cylinder, the adjuster is used for guiding mixed gas flow, the mixed gas flow can be divided into a first-stage gas flow flowing through the inner combustion cylinder and a second-stage gas flow flowing through the channel, the adjuster is used for adjusting the flow of the first-stage gas flow and the second-stage gas flow, the combustion stabilizer is connected with the inner combustion cylinder, the combustion stabilizer is provided with a flame spout, the flame spout is arranged in the inner combustion cylinder and is used for spouting a flame to ignite the first-stage gas flow and the second-stage gas flow step by step. The multi-stage coal powder burner of the present application can adapt to different coal types to realize rapid ignition and stable and sufficient combustion.

This utility model provides a self-regenerative oxygen-enriched burner, belonging to the technical field of combustion equipment. The self-regenerative oxygen-enriched burner includes a combustion chamber; side plates, which are bolted to the left and right ends of the combustion chamber; L-shaped tubes, which are fixedly connected to the left and right ends of the side plates; a heat storage body, which is fixedly connected inside the two L-shaped tubes; and a support, which is fixedly connected to the lower end of the combustion chamber. A reversing valve is connected to the support, and a connecting pipe connects the reversing valve to the L-shaped tubes. In this design, the heat storage body receives and stores heat transferred from high-temperature flue gas during combustion, and then uses this heat to subsequently heat the cold air or gas entering the combustion chamber, achieving efficient heat recovery and reuse, reducing energy waste, and improving combustion energy utilization efficiency.

The utility model discloses a kind of boiler plasma ignition device, belong to plasma ignition device technical field, including conveying pipeline, plasma generator, combustion chamber and injection assembly, plasma generator is installed in conveying pipeline one side, injection assembly is installed in the front end of combustion chamber, the rear end of combustion chamber is communicated conveying pipeline, the output end of plasma generator is equipped with thin tube, thin tube inserts into conveying pipeline, fuel particle is conveyed in conveying pipeline, flame gas flow enters into injection pipe, in turn through first cone pipe, second arc pipe and third cone pipe, first through first cone pipe, flame gas flow is compressed, flow rate increases, after passing through second arc pipe, form stable high-speed flame gas flow, then enter third cone pipe, flame gas flow volume increases, flow rate reduces, and impact on regulator, form scattering effect, so that internal insufficient combustion or less contact oxygen fuel particles can be fully combusted, form greater airflow flame.

This utility model discloses a heating stove, belonging to the field of heating equipment, including a main combustion chamber and a secondary combustion chamber. A second air inlet structure is provided in the upper part of the main combustion chamber, which provides oxygen for the combustion of fuel within the main combustion chamber. A flue is provided between the main and secondary combustion chambers, and a third air inlet structure is provided at the flue, which provides oxygen for the flue gas produced by fuel combustion. The second air inlet structure of this utility model can provide oxygen for the combustion of fuel within the main combustion chamber, reducing the amount of flue gas produced in the main combustion chamber. The third air inlet structure also allows for more complete combustion of the flue gas, making full use of the flue gas produced in the main combustion chamber and further reducing emissions, enabling the heating stove to achieve smokeless heating.

This invention discloses a rapid deep peak-shaving system and method for co-firing biomass in a coal-fired circulating fluidized bed, belonging to the field of fuel combustion technology. This invention controls in-furnace combustion by adjusting the biomass co-firing ratio and feeding position, thereby improving the response rate under varying loads. It utilizes a bed material storage and conveying system to recycle the bed material in the furnace, recover the sensible heat of high-temperature ash slag, and control the material concentration and circulation loop stability during load changes. Furthermore, this invention introduces heated, clean, low-oxygen flue gas into the furnace, suppressing the formation of excessive nitrogen oxides and facilitating bed temperature stability during rapid load changes.

The application discloses a calcination method of high-purity silicon oxide, and belongs to the technical field of high-purity silicon oxide synthesis and preparation. The method is characterized in that a disturbance environment is created by introducing a calcination gas at a certain flow rate, so that the silicon oxide is fully contacted with the calcination gas, thereby enabling the residual organic matter to be fully combusted and the residual carbon to be effectively removed. The residual oxygen in the pores of the silicon dioxide is fully removed by adopting a two-step replacement mode, and the oxygen in the pores is replaced by helium with a lower density. Further, high-temperature calcination is performed in a vacuum environment, and after the residual gas in the pores of the silicon dioxide is discharged, the pores in the silicon dioxide particles are closed. In order to avoid the introduction of water or other gases and impurities again in the cooling process, the inert gas helium is introduced for cooling to room temperature after the vacuum environment is cooled to a certain temperature, and high-purity and high-quality synthetic silicon oxide is obtained.

This utility model discloses a secondary air nozzle device for an oxygen-enriched side-blown recycled lead smelting furnace, relating to the field of smelting technology. It includes a valve body, an adjusting shaft, and an adjusting device. The adjusting device is fixedly installed on the upper end face of the valve body. The valve body has a mixing chamber and a transition chamber arranged sequentially vertically along the same central axis. An upward-through groove is opened at the center of the upper end face of the mixing chamber, and a downward-through air jet is opened at the center of the lower end face of the transition chamber. The adjusting shaft is slidably and sealed within the groove. A mixing fan blade device is rotatably connected to the adjusting shaft. A flow control valve core is fixedly connected to the lower end of the adjusting shaft. The adjusting shaft and the adjusting device are fixedly connected. The mixing fan blade device is located within the mixing chamber, and the flow control valve core is located within the transition chamber. This device can adjust the position of the flow control valve core via an electric telescopic rod device to precisely control the amount of gas added. The mixing fan blade device simultaneously mixes the gas uniformly, ensuring complete combustion inside the smelting furnace and improving production efficiency.

This utility model relates to the field of stove technology and provides a convenient energy-saving stove, including: a stove shell, and a perforated partition plate 1, fixedly connected to the opposite side of the inner wall of the stove shell. In this utility model, by holding the T-shaped rod and applying downward pressure, the movable strip slides downward along the outer surface of the guide rod, compressing the compression spring and simultaneously driving the rack 1 downward. This causes the gear to drive the rotating rod to rotate, simultaneously driving the perforated partition plate 2 upward, causing the perforated partition plate 2 to gradually tilt. This allows burning firewood on the perforated partition plate 2 to slide onto the perforated partition plate 1. The perforated partition plate 2 contacts the arc-shaped surface of the irregular plate, preventing firewood from falling through the gap between the perforated partition plate 2 and the stove shell. This allows the burnt, broken, and collapsed firewood to be piled back onto the perforated partition plate 1, concentrating the fire source inside the stove shell and thus achieving a certain energy-saving effect.

The application provides a cooling air heat circulation system of a ring cooler feeding hopper, which comprises a cooling pipeline, a ring cooler feeding hopper, a hot air pipeline and a main burner, the outlet end of the cooling pipeline is communicated with the ring cooler feeding hopper, a cooling fan is arranged on the cooling pipeline to guide the cooling gas into the ring cooler feeding hopper through the cooling pipeline, and the hot air pipeline is communicated with the ring cooler feeding hopper and the main burner respectively to guide the gas heated by the ring cooler feeding hopper into the main burner. By arranging the hot air pipeline, the high-temperature hot air cooled by the ring cooler feeding hopper can be introduced into the main burner to participate in combustion, the energy waste caused by the direct discharge of the high-temperature hot air is avoided, and the energy utilization efficiency is improved. By using the high-temperature hot air as the combustion-supporting air of the main burner, the temperature of the high-temperature hot air is higher than that of the normal-temperature combustion-supporting air used in the prior art, the combustion can be provided with more favorable conditions, the fuel combustion is more sufficient, the fuel consumption of the main burner is reduced, and the energy cost in the production process is reduced.

The utility model relates to gas -cooker accessory technical field discloses a hydrogen gas -cooker's fire divider of upper air inlet, including fire divider, with hexagonal hollow tube, with hexagonal nozzle, its characterized in that, the fire divider is screwed on the outer surface of with hexagonal hollow tube, and with hexagonal hollow tube is screwed on the outer surface of with hexagonal nozzle, the inner wall in the fire divider inside is provided with a plurality of fire holes, and the diameter of a plurality of fire holes is 1.2mm 1.8mm, the six prism cavities of with hexagonal hollow tube are provided with a plurality of air inlet holes, and the diameter of a plurality of air inlet holes is all less than 1.0mm, the top of with hexagonal nozzle is conical, and the hexagonal nozzle conical tip is inserted into the inside of hexagonal hollow tube, the hexagonal nozzle conical tip is equipped with air inlet hole along the centre line, and air inlet hole diameter and hydrogen gas stove power are positively correlated, the six prism cavities side wall of with hexagonal nozzle is not equipped with air inlet hole, solved the problem that hydrogen combustion is not sufficient in the use process, and hydrogen escapes from the hole and produces explosion.