294results about "Electric spark igniters" patented technology

The invention discloses a modular multi-fuel industrial burner plasma igniter with an efficient cooling structure. The modular multi-fuel industrial burner plasma igniter comprises an ignition module, an efficient cooling module, a fuel adaptation module and an intelligent control module. A plasma arc generator is arranged in the ignition module and is used for generating a high-temperature ignition source; the efficient cooling module adopts a multi-layer surrounding type flow channel design, and active heat management of the ignition module is achieved through forced circulation of a cooling medium; the fuel adaptation module supports rapid switching and stable supply of various fuels such as natural gas, fuel oil and biomass gas through standardized interfaces and pipelines; the intelligent control module integrates ignition control, fuel switching and thermal management strategies, monitors the system state in real time and automatically adjusts operation parameters. By means of the modular architecture and the efficient cooling technology, the problems that a traditional plasma igniter is prone to overheating damage, poor in adaptability and difficult to maintain under the high-temperature and multi-fuel working conditions are solved.

The invention discloses an industrial ignition gun, and relates to the field of ignition devices, the industrial ignition gun comprises an ignition assembly, a fuel gas conveying assembly and a flame detection assembly, a combustion area is formed on the same side of the ignition assembly, the fuel gas conveying assembly and the flame detection assembly, the fuel gas conveying assembly is used for conveying combustible gas to the combustion area, and the flame detection assembly is used for detecting the combustible gas. The ignition assembly is used for generating point discharge in the combustion area so as to ignite the combustible gas and form a high-temperature flame area; the flame detection assembly is used for collecting ion current signals of the high-temperature flame area. The method has the advantages that the flame detection accuracy is improved, and the equipment operation safety is improved.

The utility model belongs to the technical field of electronics, and relates to an electronic ignition device which comprises a charging circuit, a driving circuit, a switching circuit and a battery protection board circuit which are electrically connected. The charging circuit is used for converting electric energy provided by an external power source into direct current to supply power to the device, the driving circuit is used for converting the electric energy into mechanical energy or heat energy to achieve the ignition function, and the switching circuit is used for controlling the working state of the driving circuit according to operation of a user or an external signal. The battery protection board circuit is used for monitoring voltage, current and temperature parameters of a battery and taking protection measures according to the actual condition of the battery so as to prevent the dangerous conditions of over-charging, over-discharging, over-current and short circuit of the battery. Ignition is safe and stable, and the service life is long.

The object of the present invention is a control method for verifying the presence of the flame in the combustion chamber (41) of a premixed gas burner (1), fed by an air and gas mixture mainly and / or essentially comprising hydrogen H2. The method is based on the use of at least one temperature sensor (6), the values whereof are sent to a control device (8) which uses them to calculate the derivative T′ over time of the temperature T to compare it to suitable feedback thresholds (Tau1, Tau2; Tau3, Tau4) to establish the ignition occurred, the ignition failure or flame extinguishment.

An ignition system (100) for a combustion engine (110), includes a combustor (80), (180) having an igniter (77), (177) configured to receive a series of electrical current pulses (116), and, responsive to each electrical pulse (116), to generate a spark (179). A sensor (120) is configured to detect each electrical pulse (116) to provide a signal (121a) indicative of the electrical pulse (116) to a controller (113). The controller (113) is configured to determine, prior to an injection of a fuel (F) into the combustor (80), (180), a spark rate of the igniter (77), (177), determine whether the spark rate satisfies a spark rate threshold (145a), and in response to a determination that the spark rate satisfies the spark rate threshold (145a), initiate an injection of the fuel (F) into the combustor (80), (180).

An automatic smoker includes a smoker body, a pipe and a base. The pipe has a combustion chamber, an inner wall of the combustion chamber is defined with at least one smoke outlet por. The smoker body and the base are detachably assembled, and the pipe is arranged between the smoker body and the base. The smoker body includes an automatic igniter, the automatic igniter includes an ignition needle, the ignition needle extends into the combustion chamber and is configured to ignite a combustion medium within the combustion chamber.

The utility model provides a smoking machine. The smoking machine comprises a main machine, a tobacco pipe and a base, the main machine comprises a shell, the shell comprises an outer shell and a bottom cover, the outer shell is provided with a mounting cavity, the bottom cover is connected with the side, close to the base, of the outer shell, and an air inlet is formed in the bottom cover; the heat insulation cover is connected with the bottom cover, and an air inlet is formed in the heat insulation cover; the automatic igniter is arranged in the mounting cavity and connected with the bottom cover, the automatic igniter comprises an ignition needle, the ignition needle penetrates through the bottom cover to be contained in the air inlet, a gap is formed between the ignition needle and the side wall of the air inlet, and the ignition needle extends into the combustion chamber to ignite the combustion medium; the blower device is arranged in the mounting cavity; the circuit board is arranged in the mounting cavity, is connected with the bottom cover and is electrically connected with the automatic igniter and the blower device; and the power supply is arranged in the mounting cavity, is connected with the bottom cover and is electrically connected with the circuit board. The automatic igniter is arranged in the gas inlet, so that gas is supplemented into the combustion chamber in the ignition process, and the effect of promoting combustion is achieved.

The utility model relates to the technical field of biomass particle heating furnaces, and discloses a push-pull type hidden folding and unfolding ignition rod device of a biomass particle heating furnace, which comprises a storage pipe and a sliding sleeve connected to the outer side of the storage pipe in a sliding manner, and the outer side of the sliding sleeve is fixedly connected with a group of pull rods. One ends of the pull rods are jointly and fixedly connected with a connecting plate, one end of the connecting plate is fixedly connected with a connecting rod, one end of the connecting rod is connected with a bent connecting rod, one end of the bent connecting rod is fixedly connected with a ball head, and an ignition rod is arranged on the inner side of the storage pipe in a penetrating mode. The connecting rod, the connecting plate, the pull rod, the sliding sleeve and the ignition rod are driven by the ball head and the bent connecting rod to move together, so that the ignition rod can be fed into a hearth; after the biomass particles are ignited, the ball head is pulled towards the outer side of the furnace shell, the ignition rod can be pulled out of the hearth, the situation that the ignition rod is pressed and burnt by the biomass particles all the time in the hearth is avoided, and therefore the service life of the ignition rod is greatly prolonged.

An ignition system for a combustion engine, includes a combustor having an igniter configured to receive a series of electrical current pulses, and, responsive to each electrical pulse, to generate a spark. A sensor is configured to detect each electrical pulse to provide a signal indicative of the electrical pulse to a controller. The controller is configured to determine, prior to an injection of a fuel into the combustor, a spark rate of the igniter, determine whether the spark rate satisfies a spark rate threshold, and in response to a determination that the spark rate satisfies the spark rate threshold, initiate an injection of the fuel into the combustor.

The invention relates to the technical field of electric spark igniters, in particular to a micro-motion type gasoline engine electric spark igniter and a using method thereof.The micro-motion type gasoline engine electric spark igniter comprises a fixing sleeve and a threaded rotating rod rotationally arranged in the fixing sleeve, the end, extending to the upper side of the fixing sleeve, of the threaded rotating rod is fixedly connected with a check block, and the bottom end of the threaded rotating rod is fixedly connected with a lifting insertion block; a spark plug body is installed in the lifting insertion block, and an upper pole piece and a lower pole piece are arranged at the bottom end of the spark plug body. According to the micro-motion type gasoline engine electric spark igniter, due to the arrangement of the disassembling and assembling mechanism, when the spark plug body is disassembled and assembled, only the balancing weight needs to be pulled and rotated, disassembling and assembling are rapid and convenient, workers do not need to stretch into the spark plug body to disassemble the spark plug body, and efficiency is improved; and if the butt joint of the lower pole piece and the upper pole piece is seriously corroded, the discharging part of the lower pole piece can be automatically replaced, and during subsequent maintenance, a worker can quickly confirm the use condition of each spark plug body.

The invention discloses a load self-adaptive waste gas torch ignition device and a control system, relates to the technical field of torch ignition devices, and is mainly used for coping with combustible waste gas load fluctuation scenes in the industrial production process, realizing stable and efficient combustion of waste gas and avoiding resource waste and environmental pollution. Specific to a gas inlet mode in a high-pressure / low-pressure gas channel, self-adaptive actions are performed according to gas pressure fluctuation, and the actions comprise that a rotary encoder of an action fine adjustment assembly indirectly feeds back gas flow of the low-pressure / high-pressure gas channel by detecting the rotating speed of a transmission rod and combines initial gas pressure, a waste gas pressure change value and gas flow data, so that the gas flow is adjusted. The micro-drive motor is controlled to drive the transmission rod to rotate, the first transfer gas sheet drives the high-pressure gas channel forward / reverse gas sheet to rotate directionally, the overlap ratio of eccentric gas ports of the gas sheets is changed, the higher the overlap ratio is, the smaller the gas flow resistance is, the higher the gas pressure is, and otherwise, the smaller the gas pressure is, precise adjustment of the gas pressure of the high-pressure gas channel is achieved, and waste gas load changes are adapted.

A temperature measurement system for temperature control of a hot surface igniter, comprising a power supply module, configured for supplying power to the hot surface igniter; and further comprising an acquisition module, configured for acquiring a resistance value of the hot surface igniter; and a processing module, preset with a resistance-temperature meter and configured for acquiring a temperature value corresponding to a current resistance value from the preset resistance-temperature meter according to the resistance value. The acquisition module is used for acquiring the resistance value of the hot surface igniter, and the current temperature of the hot surface igniter is obtained by means of the relationship between the resistance and temperature, so that the temperature measurement function is achieved, and the measured temperature is more accurate. Further disclosed is a temperature measurement method for temperature control of the hot surface igniter.

The application discloses a method for increasing the combustion power of an environmental protection bio-oil combustion furnace, and adopts an environmental protection bio-oil combustion furnace which comprises a fire extinguishing cover, an adjusting rod, a furnace body, a fire adjusting ring, a furnace core, an inner sealing cotton layer, a furnace head inner sealing ring, a furnace head outer sealing ring, a furnace head upper cover and an oil inlet device; the outer wall, the bottom plate and the inner wall of the furnace body form an annular oil storage tank which is open upward; the outer edge of the furnace body top plate with holes is connected with the top of the inner wall of the furnace body, and the fire extinguishing cover is arranged above the furnace body top plate with holes; the furnace core, the inner sealing cotton layer and the fire adjusting ring are arranged in the annular oil storage tank; the lower part of the outer wall of the furnace body is provided with an oil inlet hole which is connected with the oil inlet device. The environmental protection bio-oil combustion furnace is adopted, and the maximum combustion power of the annular furnace core is increased without increasing the diameter of the annular furnace core or the number of the annular furnace core.

The invention relates to the technical field of circulating fluidized beds, and discloses a plasma pulverized coal burner for a circulating fluidized bed, which comprises a circulating fluidized bed boiler, a lower air chamber is arranged on the circulating fluidized bed boiler, an air distribution plate is arranged in the circulating fluidized bed boiler, and a side air pipe is mounted on one side of the lower air chamber; a pulverized coal combustion mechanism is arranged on one side of the circulating fluidized bed boiler; according to the invention, high-temperature plasma arc is utilized to heat pulverized coal, combustion is complete, soot is not generated, hot air enters the lower air chamber, ash is conveyed to the upper space of the air distribution plate of the circulating fluidized bed, and the ash is fully combusted through deep fusion of the plasma pulverized coal burner and the circulating fluidized bed process. Efficient and stable combustion of pulverized coal under the low-temperature condition is achieved, the load adjusting capacity of the boiler is improved, the problem that fuel oil or natural gas needs to be consumed during cold-state starting is solved, and meanwhile the problem of ash heat value loss caused by insufficient combustion of low-quality coal is solved.

The invention discloses a double-circuit synchronous discharging electric spark ignition device, and belongs to the field of ignition devices. Comprising a shell, piezoelectric ceramics arranged in series are fixedly connected in the shell, a second torsional spring is connected to one side of the shell, a snap fastener extending to the outer side of the shell is connected to the second torsional spring, an impact frame is connected to one end of the snap fastener in a matched mode, a first torsional spring connected with the shell is connected to the impact frame, and an impact needle is fixedly connected to the top of the impact frame. The impact needle is matched with the impact end of the piezoelectric ceramic, the bottom of the piezoelectric ceramic is connected with two connectors, one side of each connector is connected with a flexible wire, the other end of each flexible wire is connected with a rigid wire, and one end of each rigid wire is connected with an installation head and a spray point. The double-impact double-point spark can be realized, so that a higher ignition success rate can be realized in a one-time ignition process, sufficient ignition energy is ensured, stable and reliable ignition is realized, and the operation complexity is reduced.

The utility model relates to the field of igniter discloses a heat dissipation structure and high energy igniter. It includes shell, circuit board and heat dissipation component, and circuit board installs in the inside of shell, and the voltage increasing voltage transformation module is electrically connected on the circuit board, and the heat dissipation component includes copper sheet and heat dissipation piece, and the heat dissipation piece is aluminium material, and one side of copper sheet is pasted with the outer wall of voltage increasing voltage transformation module, and the other side is pasted with heat dissipation piece, and the side of heat dissipation piece far from copper sheet passes through shell and exposes in the air, and both sides of copper sheet pasted with voltage increasing voltage transformation module and heat dissipation piece all have daubed with heat -conducting silicone grease. The utility model discloses through heat dissipation component can make the heat of voltage increasing voltage transformation module promptly get dissipation;The heat dissipation effect of heat dissipation component is higher;The cost of igniter is low.

The utility model relates to the technical field of gas diffusion tower ignition, in particular to an installation structure and a blast furnace gas ignition combustion accompanying device, which comprise an ignition unit, the ignition unit comprises a high-tension porcelain insulator, an ignition electrode and an ignition rod, the high-tension porcelain insulator is provided with the ignition electrode, the ignition electrode is provided with the ignition rod and a diffusion tower main combustion tube, and the diffusion tower main combustion tube is provided with a diffusion tower main combustion tube. A second auxiliary combustion pipe is arranged at one end of the diffusion tower main combustion pipe, an ignition unit is arranged on the second auxiliary combustion pipe, a first auxiliary combustion pipe is arranged at the other end of the diffusion tower main combustion pipe, the electrode ignition unit is adopted for ignition work, and during ignition work, an ignition needle extending into the auxiliary combustion pipe is connected with the first auxiliary combustion pipe after being powered on. And electric arc can be generated to ignite the internal coke oven gas, so that the diffusion tower is ignited through the combustion-accompanying pipe, the discharged gas is consumed, and the safety and stability of a gas pipe network are ensured.

The invention relates to a burner arrangement (3) for a heating appliance (1) designed for the combustion of a fuel gas containing at least 80 percent hydrogen. The burner arrangement (3) has a burner outlet element (15) which defines a burner cavity (33) and has at least one outlet area (16) as a field with outlet openings (17) for the fuel gas from the burner cavity (33). Adjacent to and perpendicular to the at least one outlet area (16) is a primary flame chamber (28) of the burner outlet element (15).The burner arrangement (12) further comprises an ignition device (18) with at least one electrode (20, 21) that forms an ignition spark in an ignition spark generation section (29), wherein the ignition spark generation section (29) is positioned relative to the burner outlet element (15) such that it is located outside any primary flame chamber (28), and a lateral distance A (26) of the ignition spark generation section (29) to the primary flame chamber (28) satisfies the following condition: A ≤ 5 mm + D / 3. Here, D is a burner distance (30) of the ignition spark generation section (29) towards the burner outlet element (15). Furthermore, a heating device (1) with a burner arrangement (3) as proposed here is proposed.

The utility model provides a plug-in type windproof ignition needle which comprises a positioning plate, a through hole is formed in the positioning plate, a vertical ceramic tube is fixedly installed on the positioning plate and located above the through hole, an installation hole communicated with the through hole is formed in the ceramic tube, and a guide needle is fixedly installed on the ceramic tube and located in the installation hole. According to the windproof ignition needle, an existing positioning mode that a gas stove is clamped through a nut and a positioning plate is replaced, when the windproof ignition needle is damaged and needs to be replaced, the gas stove is turned on one side, the two clamping plates reversely slide on the inserting pipe through the adjusting mechanism to be close to each other, the ends of the two clamping plates are both hidden to the inner side of the inserting pipe, and the windproof ignition needle is replaced. The windproof ignition needle can be pulled and disassembled by rotating a nut, the mode that the ignition needle is disassembled after the windproof ignition needle is disassembled from an inserting pipe is replaced, operation is easy and convenient, and therefore the windproof ignition needle can be replaced conveniently, and practicability is improved.

The utility model discloses a plug-in type waterproof ignition needle which comprises a fixing plate, a first through hole is formed in the outer surface of the upper end of the fixing plate, a plug-in type ignition needle penetrates through the first through hole, and two sets of second through holes are formed in the upper end of the fixing plate. The two sets of second through holes are located in the two sides of the first through hole, a connector lug is fixedly installed on the outer surface of the lower end of the plug-in type ignition needle, a waterproof cover is fixedly installed on the outer wall of the lower portion of the plug-in type ignition needle and covers the connector lug, and plug-in shafts are fixedly installed on the left side and the right side of the outer surface of the upper end of the waterproof cover. According to the plug-in type waterproof ignition needle, the plug-in shaft and the clamping assembly are arranged, so that the plug-in type ignition needle can be installed in a plug-in mode and is convenient to assemble and disassemble, the waterproof cover is arranged and covers the connector lug, and the waterproof effect is achieved.

The present application provides a safety switch for a gas burner, which is used for being installed on a gas burner with a rear opening, and the rear opening is adjacent to a button; the safety switch comprises a locking member and a swing arm which is adjacent to the locking member and is pivoted to an inner wall of the gas burner, the locking member has a body which is sleeved with a longitudinal spring, and a locking hook protrudes from the body towards a hook position above the swing arm, wherein an extension piece below the swing arm is provided with a transverse spring between the extension piece and the inner wall of the gas burner; when the locking member is not pressed, the locking hook is abutted to the hook, and a locking bolt protruding from the bottom of the button is abutted to the locking hook, so that the button forms a locked state which cannot be pressed.

The utility model discloses an automatic ignition device for float glass flue waste gas, which relates to the technical field of tail gas treatment and comprises a plurality of groups of refractory bricks, high alundum tubes are arranged at the tops of the refractory bricks, fixing mechanisms used for being fixed in pipelines are arranged at the tops of the high alundum tubes, and wiring terminals are arranged at the tops of the fixing mechanisms. A plurality of adjusting assemblies are arranged on the circumferential outer wall of the fixing mechanism and used for being suitable for pipelines of different specifications. Ignition needles are arranged at the bottoms of the refractory bricks and located in the high-alundum tube. The float glass waste gas pipeline sealing device is simple in structure, the inner walls of float glass waste gas pipelines of different specifications can be stably fixed and sealed, and the ignition needle is controlled to automatically ignite under the synergistic effect of the thermocouple sensor and the infrared gas sensor, so that the operation danger of workers is reduced. And the occurrence of flue explosion accidents is effectively prevented, so that the safety and the reliability of the device are greatly improved.

1. Electrode assembly for a burner system, burner system, and heating device having such a burner system 2.1 An electrode assembly for a burner system of a heating device is known which has an electrode support oriented on a vertical plane relative to the burner system in an operationally-ready mounted starting position; a ground electrode which is secured to the electrode support; and an ignition electrode having an ignition electrode wire and an ignition electrode ceramic which holds the ignition electrode wire and is secured to the electrode support. 2.2 According to the invention, the ground electrode is oriented at least largely parallel to the vertical plane of the electrode support, the ignition electrode ceramic holding the ignition electrode wire is secured to the electrode support at least largely orthogonally to the vertical plane of the electrode support, and the ignition electrode wire protrudes from the ignition electrode ceramic and extends to the electrode tip thereof while curving towards the ground electrode in such a way that the electrode tip moves in a circular path relative to the ground electrode under the effect of gravity in the event of an aging-related deformation of the ignition electrode wire such that the ignition distance to the ground electrode remains constant and / or decreases. 2.3 The invention also relates to a use for heating devices of caravaning vehicles.

The application relates to the technical field of automatic detection, and discloses a firing detection circuit, a firing detection method and a firing device. The firing detection circuit comprises an antenna, a detection circuit and a detection chip. The input end of the detection circuit is connected with the antenna, and the output end is connected with the input end of the detection chip. The antenna is used for inducting electromagnetic signals. The detection circuit is used for converting the electromagnetic signals into low-frequency signals related to amplitude. The detection chip is used for detecting whether the frequency and amplitude of the low-frequency signals are within the frequency and amplitude range corresponding to the electromagnetic interference signals generated when the pulse igniter fires. If the frequency and amplitude of the low-frequency signals are within the frequency and amplitude range corresponding to the electromagnetic interference signals generated when the pulse igniter fires, it is determined that the pulse igniter fires. The electromagnetic interference signals generated when the pulse igniter fires are inducted by the antenna to realize the firing detection. The whole circuit has the advantages of simple structure, small space occupation, low cost, strong anti-interference ability, high detection precision and wide application.

The invention provides a Hall thruster hollow cathode ignition circuit and a control method, Hall thruster hollow cathode ignition adopts two selectable cathode ignition modes of a cathode power supply and an anode power supply, the cathode power supply comprises a constant current source for cathode heating and a voltage source for cathode ignition, the anode power supply is mainly used for supplying power to an electric thruster anode, and the cathode power supply is mainly used for supplying power to an electric thruster cathode. Cathode ignition power supply can be achieved by connecting the change-over switch and the cathode power source in parallel. Through time sequence design, automatic switching of two cathode ignition modes can be achieved, and timing output of thrust of the Hall thruster is achieved. According to the ignition circuit and the control method, the reliability of cathode ignition of the Hall thruster is improved on the premise that a power module is not added.

A portable stove and a burner for a portable stove are provided. The portable stove may have a wind guard for protecting the flame of a burner of the portable stove. The wind guard may include a resilient arcuate member and a plurality of feet attached thereto for mounting the wind guard to a cook pot of the portable stove. The burner may have an ignitor that has an active configuration and an inactive configuration. A rotatable control knob can control a fuel flow control valve and activation of the ignitor. An ignition lever is interposed between the control knob and the ignitor such that rotation of the control knob from an on position to an ignition position transitions the ignition lever from a released position to an activation position and the ignitor from the inactive configuration to the active configuration.

The utility model provides a fuel injection pump safety ignition device, the fuel injection pump comprises a nozzle connecting pipe, a connecting cavity, an electromagnetic valve and a pump seat, the nozzle connecting pipe is connected above the pump seat through the connecting cavity, the electromagnetic valve is arranged on one side of the connecting cavity, the pump seat is further provided with a liquid inlet pipeline and a liquid outlet pipeline, and the liquid inlet pipeline is communicated with the liquid outlet pipeline. A connecting block is arranged at the position, close to the top, of one side of the connecting cavity in an outward protruding mode, an oil spraying pipe is arranged in the connecting cavity, the bottom of the oil spraying pipe is connected with a pump base, the top of the oil spraying pipe is connected with a nozzle connecting pipe, and the bottom of the oil spraying pipe is connected with the pump base. The liquid outlet pipeline is communicated with the liquid inlet pipeline through the oil tank, oil introduced into the oil injection pipe upwards enters the nozzle connecting pipe, the connecting block is used for being connected with a high-pressure ignition electrode in an inserted mode and used for igniting oil sprayed out of the nozzle connecting pipe, and a fireproof plate is arranged on one side of the top of the connecting block, so that the oil injection pump body cannot be burnt out during ignition.

The invention relates to the technical field of industrial combustion control, and discloses a boiler ignition device self-adaptive regulation and control system fusing multi-source sensing data. Comprising a multi-source heterogeneous data acquisition and synchronization module, a flow field phase space reconstruction and feature extraction module, an electrode gap impedance spectroscopy inversion module, a flow-electric frequency domain resonance avoidance and parameter calculation module and a variable frequency pulse modulation and execution module. Analyzing the flow field stability and the turbulence dominant frequency by using a nonlinear dynamics algorithm, and inverting the flammability of the medium through sweep frequency detection; and determining a carrier frequency avoiding a turbulent resonance band through frequency domain orthogonal screening, and carrying out decoupling calculation on a duty ratio and a voltage gain adaptive to the current working condition. The ignition strategy can be adaptively adjusted according to the transient flow field structure and medium characteristics, arc extinguishing caused by flow field pulsation is effectively avoided, and the ignition stability and success rate under the complex working condition are remarkably improved.

To provide a mounting structure of an igniter which can mount different shapes of igniters inside a water heater in different postures, and to provide a mounting metal fitting.SOLUTION: At a mounting metal fitting 40, igniters of different shapes can be fixed. The metal fitting 40 includes a first water heater side fixing piece part 45 and a second water heater side fixing piece part 43. The first water heater side fixing piece part 45 and the second water heater side fixing piece part 43 are in a positional relation where their surface directions are orthogonal to each other. The first water heater side fixing piece part 45 of the mounting metal fitting 40 where an igniter 20 is fixed is made to face upward, and the first water heater side fixing piece part 45 is fixed to a nozzle table 5 in a housing. In this case, the mounting metal fitting 40 can suspend and support the igniter 20 in a lateral posture. On the other hand, the second water heater side fixing piece part 43 is made to face upward, and the second water heater side fixing piece part 43 is fixed to an internal component in the housing. In this case, the mounting metal fitting 40 can suspend and support the igniter 20 in a vertical posture.SELECTED DRAWING: Figure 3

The invention discloses an automatic ignition method and system applied to a hot-metal ladle scrap steel baking device, and belongs to the technical field of steel smelting, and the automatic ignition method comprises the steps that a power source of the hot-metal ladle scrap steel baking device is started; power is supplied based on a power source of the hot-metal ladle scrap steel baking device, and a low-pressure baking-hot rod arranged in the hot-metal ladle scrap steel baking device is preheated by igniting a high-temperature-resistant cable; when preheating of the low-pressure baking-hot rod is completed and a preset ignition condition is met, a fuel gas supply mechanism and a compressed air mechanism of the hot-metal ladle scrap steel baking device are triggered to convey fuel gas and compressed air to an ignition area correspondingly, and combustible mixed gas is formed; and high-pressure sparks generated by the ignition burner act on the surface of the low-pressure searing rod to ignite the combustible mixed gas, so that automatic ignition of the hot-metal ladle scrap steel baking device is realized. Rapid and uniform heating is achieved, energy consumption caused by long open fire is reduced, the baking efficiency is improved, field manual operation is reduced, the operation risk is reduced, and the safety of overall operation is improved.