CN216557066U - Water combustion-supporting device for burner - Google Patents

Abstract

A water combustion-supporting device for a burner belongs to a matching device of the burner and comprises a water tank and a fire tube, wherein the front end of the fire tube is provided with a fire inlet, the rear end of the fire tube is provided with a fire spraying hole, a steam generating pipeline and a steam dry distillation pipeline are arranged in the fire tube, the steam generating pipeline is arranged at the periphery of the steam dry distillation pipeline, and a fire passing gap is arranged between the steam generating pipeline and the steam dry distillation pipeline; the water inlet at the front end of the steam generation pipeline is communicated with the water tank, the air outlet at the rear end of the steam generation pipeline is communicated with the air inlet at the rear end of the steam dry distillation pipeline, and a combustion-supporting nozzle is arranged at the front end of the steam dry distillation pipeline; the device can assist the combustor with more abundant of fuel burning to improve the tail gas cleanliness, energy-concerving and environment-protective effectual.

Description

Water combustion-supporting device for burner

Technical Field

The utility model relates to a matching device of a combustor, in particular to a water combustion-supporting device for the combustor.

Background

The combustor is used for mixing fuel oil or fuel gas with air and then continuously spraying the mixture from the nozzle for combustion so as to obtain required heat energy, and the combustor has the advantages of energy conservation and environmental protection and the characteristic of continuous and stable operation, and is widely applied to industrial or civil boiler kilns; because the combustor adopts the injection type combustion, in order to improve the combustion efficiency of the fuel, not only enough air needs to be fed for combustion supporting, but also the hearth needs to have a certain depth, thereby leading the jetted fuel to be burnt out as far as possible, because the proportion of oxygen in the air is limited, part of the fuel which is not burnt out is discharged into the flue along with the flue gas flowing at a high speed for combustion, not only the fuel waste is caused, but also black tail smoke pollutes the environment, the tail smoke treatment device needs to be used for purification, the waste water or residue generated by the tail smoke treatment device needs to be subjected to secondary treatment, the cost is further increased, the energy-saving and environment-friendly effect is poor, how to lead the fuel to be combusted fully improves the tail smoke cleanliness, the energy-saving and environment-friendly effect is achieved, and how to improve the thermal efficiency and the adaptability of the combustor are the technical problems which the technicians in the field want to solve all the time.

Disclosure of Invention

The utility model aims to provide a water combustion-supporting device for a combustor, which can assist the combustor to combust fuel more fully, thereby improving the cleanliness of tail smoke and having good energy-saving and environment-friendly effects.

The technical scheme of the utility model is as follows: the water combustion-supporting device for the burner is characterized in that: the fire-extinguishing device is provided with a water tank and a fire tube, wherein the front end of the fire tube is provided with a fire inlet, the rear end of the fire tube is provided with a fire spraying hole, a steam generating pipeline and a steam dry distillation pipeline are arranged in the fire tube, the steam generating pipeline is arranged at the periphery of the steam dry distillation pipeline, and a fire passing gap is arranged between the steam generating pipeline and the steam dry distillation pipeline; the front end water inlet of the steam generation pipeline is communicated with the water tank, the rear end air outlet of the steam generation pipeline is communicated with the rear end air inlet of the steam dry distillation pipeline, and the front end port of the steam dry distillation pipeline is provided with a combustion-supporting nozzle.

The combustion-supporting nozzle is positioned in the center of the fire tube.

A plurality of heat collecting fins are arranged in the steam dry distillation pipeline at the combustion-supporting nozzle.

A conversion box is arranged outside the fire tube; the steam generating pipeline consists of a water-to-gas coil and a gas heating coil, the rear end outlet of the water-to-gas coil is communicated with the inner space of the conversion box, the position of the rear end outlet of the water-to-gas coil is higher than the position of the water level line of the water tank, and the front end inlet of the gas heating coil is communicated with the inner space of the conversion box; the steam dry distillation pipeline is in a shape structure of a dry distillation spiral coil, an inlet at the rear end of the dry distillation spiral coil is communicated with an outlet at the rear end of the gas heating coil, and the combustion-supporting nozzle is arranged at the front end of the dry distillation spiral coil.

The steam dry distillation pipe consists of a vertical pipe, a connecting pipe and a plurality of turbulent flow pipes; each turbulence pipe is arranged between the vertical pipe and the connecting pipe, the turbulence pipes are sequentially arranged and communicated from front to back, and the pipe bodies of the adjacent turbulence pipes are arranged in a mutually crossed manner; the upper end pipe orifice of the vertical pipe is provided with the combustion-supporting nozzle, the lower end pipe orifice of the vertical pipe is communicated with the outlet end of the front head turbulent flow pipe, the rear end inlet of the connecting pipe is communicated with the rear end air outlet of the steam generation pipeline, and the front end outlet of the connecting pipe is communicated with the inlet end of the rear tail turbulent flow pipe.

The steam generating pipeline is provided with an outer sleeve, a steam generating channel is arranged in the pipe wall of the outer sleeve, the front end of the outer sleeve is provided with a water inlet at the front end of the steam generating pipeline, the steam dry distillation pipeline is provided with an inner sleeve, the inner sleeve is arranged in a space surrounded by the outer sleeve, the fire passing gap is arranged between the outer wall of the inner sleeve and the inner wall of the outer sleeve, the pipe wall of the inner sleeve is internally provided with the steam dry distillation channel, a plurality of communicating pipes are arranged between the inner sleeve and the outer sleeve, one end of each communicating pipe is communicated with the rear end of the steam generating channel, the other end of each communicating pipe is communicated with the rear end of the steam dry distillation channel, the front end of the inner sleeve is provided with the combustion-supporting nozzle, and the combustion-supporting nozzle is communicated with the space at the front end of the steam dry distillation channel.

The steam generating pipeline consists of a first ring pipe positioned in front, a second ring pipe positioned in back and a plurality of steam transverse pipes, wherein the first ring pipe is provided with a water inlet at the front end of the steam generating pipeline, the front end of each steam transverse pipe is communicated with the first ring pipe, and the back end of each steam transverse pipe is communicated with the second ring pipe; the steam dry distillation pipeline consists of a third ring pipe and a plurality of horizontal dry distillation pipes, the third ring pipe is arranged in a space defined by the horizontal steam pipes, fire passing gaps are arranged among the third ring pipe, the horizontal dry distillation pipes and the horizontal steam pipes, the rear end of each horizontal dry distillation pipe is communicated with the second ring pipe, the front end of each horizontal dry distillation pipe is communicated with the third ring pipe, and the third ring pipe is provided with the combustion-supporting nozzle.

The inner wall of the fire tube is provided with a heat-insulating layer, and the surface of the heat-insulating layer is provided with a heat-insulating layer.

The fire inlet is sleeved with a burner connecting flange which is fixedly connected with the fire tube.

The water inlet at the front end of the steam generation pipeline is communicated with the water tank through a water tank outlet pipe, and a flow valve is arranged on the water tank outlet pipe.

The working principle and the advantages of the utility model are as follows: the flame end of the burner is arranged in the flame inlet hole at the front end of the fire tube, so that flame generated by the burner is sprayed out from the flame outlet hole at the rear end of the fire tube through the interior of the fire tube, the flame of the burner continuously heats the steam generation pipeline and the steam dry distillation pipeline, water is added into the water tank and keeps water level, the water enters the steam generation pipeline through the water outlet pipe of the water tank, the water in the steam generation pipeline is heated to generate superheated steam and then enters the steam dry distillation pipeline, the steam dry distillation pipeline is closer to the center of the fire tube than the steam generation pipeline, so the temperature heated by the flame of the burner is higher, the superheated dry distillation steam in the steam dry distillation pipeline is cracked into two hydrogen plasmas and one oxygen plasma by high temperature over thousand degrees in a continuous heating process, the generated heat energy in a hydroxide ion state is mixed and combusted with the fire sprayed out by the burner in the fire tube through the combustion-supporting nozzle, and the oxygen is combustion-supporting gas, the hydrogen is combustible gas, the flame temperature and the fire intensity are greatly improved after the hydrogen is mixed and participated in combustion, the fuel which is not burnt out in the flame of the burner can be combusted again, the tail smoke after combustion is colorless and tasteless, and the energy-saving and environment-friendly effects are obvious.

The fuel which is not burnt out or is inefficiently burnt in the flue is fully burnt in the fire tube or the hearth after being supported by combustion, thereby making up the heat value lost by a heating steam generation pipeline and a steam dry distillation pipeline and fully utilizing the fuel heat value of a burner; oxyhydrogen participates in flame combustion supporting, can improve burning speed by a wide margin for flame sprays the burning distance and shortens, thereby makes the combustor use in the equipment that some furnace are lighter, has improved the suitability of combustor, and the effect is showing.

The combustion-supporting spout is located the center department in the fire tube, enables the flame middle part that the oxyhydrogen after the decomposition directly sent into the combustor and carries out the co-combustion, and the combustion-supporting spout can also break up the spun flame tied in a bundle as the vortex spare, turns over to mix and burns with the oxyhydrogen combination not burning out in the flame, further improves combustion-supporting efficiency, shortens flame burning distance. The heat collecting fins can effectively increase the contact area with the superheated dry distillation steam, so that the decomposition efficiency of the superheated dry distillation steam is improved.

The water jacket type pipeline and the shell and tube type pipeline have simple structures, are easy to process and manufacture and have lower production and maintenance cost. Compare water jacket formula pipeline and shell and tube pipeline, the fire clearance of crossing between the surface of coil pipe and the coil pipe is the wave, and not only its heated surface area is great, and the flame that the combustor sprays that can also turn back forms whirl, torrent, indiscriminate stream to extension flame dwell time lets the coil pipe fully absorb heat, and stirring flame makes its better mixed combustion with combustion-supporting oxyhydrogen.

Compare water jacket formula pipeline and shell and tube pipeline, spiral helicine water course can also make water or steam progressive to combustion-supporting spout direction along the single channel of coil pipe formula to can be easier calculate the water supply flow of water tank outlet pipe, make water injection volume change control. Besides controlling the inner diameter of the water outlet pipe of the water tank to control the water supply flow, the flow valve can more accurately and conveniently control the water supply flow of the water outlet pipe of the water tank

The water in the water changes the gas coil pipe and produces saturated steam under the high temperature effect, saturated steam gets into in the transfer box and gets into further formation superheated steam in the gas coil pipe under certain saturated atmospheric pressure, the position of water change gas coil pipe rear end export is higher than the position of water tank water line, make water change gas coil pipe have the linker characteristic, thereby make the water in the water tank supplement in the water changes the gas coil pipe according to the consumption is automatic, the problem of water tank outlet pipe flow calculation has been saved, simplify this application device structure, and the manufacturing cost is reduced.

The cross-arranged turbulence pipes can increase the contact area between the turbulence pipes and the flame, thereby improving the production efficiency of the superheated dry distillation steam, and playing a role in shunting and stirring the flame when the hydrogen and oxygen participate in combustion supporting, so that combustible substances in the flame are fully mixed with the hydrogen and oxygen to be rapidly combusted, the flame combustion path is further shortened, and the heat value is improved.

The heat-insulating layer and the heat-insulating layer can gather the temperature generated by flame in the fire tube, so that the device works stably. Can be with this device fixed mounting in combustor flame spout department through combustor flange to further with the fire hole fixed connection of equipment such as boiler, kiln, forge stove, hot-blast furnace, thereby improve the suitability of this application device. The device can save a large amount of energy, reduce carbon and pollutant emission, reduce energy consumption, namely reduce carbon emission, and meet the current urgent energy conservation and emission reduction requirements. Opens up a new way for energy conservation and emission reduction. Has wide and profound social benefits.

Drawings

FIG. 1 is a schematic diagram of the axial sectional structure of a water combustion-supporting device for a burner of the present invention.

FIG. 2 is a schematic axial sectional view of a helical vapor conduit according to the present invention.

FIG. 3 is a schematic, front left axial half-section of a helical steam conduit according to the present invention.

Fig. 4 is a schematic diagram of the outer structure of fig. 3.

FIG. 5 is a schematic representation of the rear left axial half-section of a helical steam conduit according to the present invention.

FIG. 6 is a schematic diagram showing the radial cross-sectional structure of a water combustion supporting device for a burner, which is provided with a turbulent flow pipe.

Fig. 7 is a schematic axial sectional view of a water jacket type steam pipe according to the present invention.

FIG. 8 is a schematic axial sectional view of a shell and tube vapor conduit according to the present invention.

In the figure, 1, a connecting flange of a burner, 2 fire inlet holes, 3 water inlet holes at the front end of a steam generating pipeline, 4 water outlet pipes of a water tank, 5 flow valves, 6 water tanks, 7 heat insulating layers, 8 heat insulating layers, 9 steam generating pipelines, 10 steam dry distillation pipelines, 11 fire cylinders, 12 fire passing gaps, 13 fire spraying holes, 14 air inlets at the rear end of the steam dry distillation pipelines, 15 combustion-supporting nozzles, 16 air outlets at the rear end of the steam generating pipelines, 17 axis lines of the fire cylinders, 18 burners, 19 water-to-gas coil pipes, 20 water-to-gas coil pipe front end inlets, 21 water tank water level lines, 22 water-to-gas coil pipe rear end outlets, 23 air heating coil pipe front end inlets, 24 conversion boxes, 25 air heating coils, 26 dry distillation spiral coil pipes, 27 dry distillation spiral coil pipe rear end inlets, 28 dry distillation spiral coil pipe front end ports, 29 heat collecting fins, 30 air heating coil pipe rear end outlets, 31 turbulence pipes, 32 connecting pipes, 33 vertical pipes, 34 vertical pipe upper end pipe orifices, 35 outer sleeve, 36 steam generating channel, 37 inner sleeve, 38 steam distillation channel, 39 communicating pipe, 40 first ring pipe, 41 steam transverse pipe, 42 third ring pipe, 43 distillation transverse pipe, 44 second ring pipe and 45 communicating pipe.

Detailed Description

The technical solutions in the embodiments of the present application will be further illustrated in the following drawings to describe the technical solutions in the embodiments of the present application more specifically, and it should be understood by those skilled in the art that the embodiments described in the present application are only some embodiments of the apparatus of the present application, and not all embodiments. All other embodiments that can be derived by a person skilled in the art from the embodiments disclosed in the present application without inventive step are within the scope of protection of the present application.

The combustion machine uses the water combustion-supporting device, as shown in figure 1, it has water tank 6 and fire tube 11, the front end of the fire tube has fire inlet 2, the rear end of the fire tube has fire-spraying hole 13, there are steam generation pipeline 9 and steam dry distillation pipeline 10 in the fire tube, the steam generation pipeline is placed in the periphery of the steam dry distillation pipeline, there are fire gaps 12 between steam generation pipeline and steam dry distillation pipeline; the water inlet 3 at the front end of the steam generation pipeline is communicated with the water tank, the air outlet 16 at the rear end of the steam generation pipeline is communicated with the air inlet 14 at the rear end of the steam dry distillation pipeline, and the combustion-supporting nozzle 15 is arranged at the front end of the steam dry distillation pipeline.

As shown in fig. 2, the combustion-supporting nozzle is positioned at the center in the fire tube.

As shown in FIG. 2 and FIG. 3, a plurality of heat collecting fins 29 are arranged in the steam dry distillation pipeline at the combustion-supporting nozzle.

As shown in fig. 2 to 5, the embodiment with spiral steam pipeline, the fire tube is provided with a conversion box 24 on the outside; the steam generating pipeline consists of a water-to-gas coil 19 and a gas heating coil 25, wherein an inlet 20 at the front end of the water-to-gas coil is a water inlet at the front end of the steam generating pipeline, an outlet 22 at the rear end of the water-to-gas coil is communicated with the inner space of the conversion box, the position of the outlet at the rear end of the water-to-gas coil is higher than the position of a water level line 21 of the water tank, and an inlet 23 at the front end of the gas heating coil is communicated with the inner space of the conversion box; the steam dry distillation pipeline is in a shape structure of a dry distillation spiral coil 26, an inlet 27 at the rear end of the dry distillation spiral coil is communicated with an outlet 30 at the rear end of the gas heating coil, and a combustion-supporting nozzle is arranged at a front end 28 of the dry distillation spiral coil.

As shown in fig. 6, the steam dry distillation pipe is composed of a vertical pipe 33, a connecting pipe 32 and a plurality of turbulent flow pipes 31; each turbulence pipe is arranged between the vertical pipe and the connecting pipe, the turbulence pipes are sequentially arranged and communicated from front to back, and the pipe bodies of the adjacent turbulence pipes are arranged in a mutually crossed manner; the combustion-supporting nozzle is arranged at the upper end pipe orifice 34 of the vertical pipe, the lower end pipe orifice of the vertical pipe is communicated with the outlet end of the front head turbulent flow pipe, the rear end inlet of the connecting pipe is communicated with the rear end air outlet of the steam generation pipeline, and the front end outlet of the connecting pipe is communicated with the inlet end of the rear tail turbulent flow pipe.

As shown in fig. 7, the embodiment of the steam pipe with water jacket type, the steam generating pipe has an outer sleeve 35, a steam generating channel 36 is arranged in the pipe wall of the outer sleeve, the front end of the outer sleeve is provided with a front water inlet of the steam generating pipe, and the front water inlet of the steam generating pipe is communicated with the steam generating channel; the steam dry distillation pipeline is provided with an inner sleeve 37, the inner sleeve is arranged in a space defined by the outer sleeve, the fire passing gap is arranged between the outer wall of the inner sleeve and the inner wall of the outer sleeve, a steam dry distillation channel 38 is arranged in the wall of the inner sleeve, a plurality of communicating pipes 39 are arranged between the inner sleeve and the outer sleeve, one end of each communicating pipe is communicated with the rear end of the steam generation channel, the other end of each communicating pipe is communicated with the rear end of the steam dry distillation channel, the front end of the inner sleeve is provided with the combustion-supporting nozzle, and the combustion-supporting nozzle is communicated with the space at the front end of the steam dry distillation channel. The combustion-supporting nozzles are distributed at the front end of the inner sleeve along the circumferential direction.

As shown in fig. 8, the embodiment of the tubular steam pipe is provided with a first circular pipe 40 at the front, a second circular pipe 44 at the rear and a plurality of horizontal steam pipes 41, the first circular pipe is provided with a water inlet at the front end of the steam pipe, the front end of each horizontal steam pipe is communicated with the first circular pipe, and the rear end of each horizontal steam pipe is communicated with the second circular pipe; the steam dry distillation pipeline consists of a third ring pipe 42 and a plurality of dry distillation transverse pipes 43, the third ring pipe is arranged in a space defined by the steam transverse pipes, fire passing gaps are arranged among the third ring pipe, the dry distillation transverse pipes and the steam transverse pipes, the rear end of each dry distillation transverse pipe is communicated with the second ring pipe, the front end of each dry distillation transverse pipe is communicated with the third ring pipe, and the third ring pipe is provided with the combustion-supporting nozzle. The combustion-supporting nozzles are distributed at the front end of the inner sleeve along the circumferential direction.

As shown in fig. 1 to 5, a heat insulating layer 8 is arranged on the inner wall of the fire tube, and a heat insulating layer 7 is arranged on the surface of the heat insulating layer. The fire inlet is sleeved with a burner connecting flange 1, and the burner connecting flange is fixedly connected with the fire tube. The front end water inlet of the steam generating pipeline is communicated with the water tank through a water tank outlet pipe 4, and a flow valve 5 is arranged on the water tank outlet pipe.

As shown in fig. 1 and 2, in the spiral steam pipeline structure, the cross sections of the water-gas transfer coil, the gas heating coil and the dry distillation spiral coil are oblate, elliptical, rectangular, triangular or rhombic besides the conventional round.

As shown in fig. 2 to 5, the steam generation pipeline and the steam dry distillation pipeline in this embodiment are of a spiral structure, and grooves spirally wound along the pipe body are processed on the outer walls of the water-gas conversion coil, the gas heating coil and the dry distillation spiral coil, so that flame heat energy can be guided to wrap the outer wall of the pipe body along the grooves, thereby improving heat exchange efficiency.

As shown in FIG. 6, the cross angle of the turbulence pipes is preferably 90 degrees, the flame can be divided into four parts, or the turbulence pipes are sequentially crossed by clockwise or anticlockwise rotating at 45 degrees, and a spiral progressive flame channel can be constructed.

As shown in fig. 7, the steam generation pipe and the steam dry distillation pipe in this embodiment are of a water jacket type structure; in the structure, the plurality of communicating pipes are also used as supporting pipes to fix the inner sleeve inside the outer sleeve; a flow valve is arranged on a water outlet pipe of the water tank, the decomposition working condition of the superheated dry distillation steam is controlled by controlling the flow of supplied water, and under the normal state, the axial lead of the outer sleeve and the axial lead of the inner sleeve are mutually superposed with the axial lead 17 of the fire tube; when the burner is applied to a part of low-power burners, the axial lead of the outer sleeve coincides with the axial lead of the fire tube, the axial lead of the inner sleeve is positioned right above the axial lead of the outer sleeve, the axial lead of the inner sleeve is parallel to the axial lead of the outer sleeve, and a fire passing gap between the inner sleeve and the outer sleeve is set to be a structure with a narrow top and a wide bottom, so that more flames of the burner are guided to the fire passing gap below the inner sleeve and the outer sleeve to pass through, and the technical defect that the heat energy of the flames rises upwards to cause uneven heating of the inner sleeve and the outer sleeve is overcome; or the axial lead of the outer sleeve coincides with the axial lead of the fire tube, the axial lead of the inner sleeve intersects with the axial lead of the outer sleeve, and a certain inclined included angle is arranged between the axial lead of the inner sleeve and the axial lead of the outer sleeve, the intersection point of the axial lead of the inner sleeve and the axial lead of the outer sleeve is the central point of the front end opening of the inner sleeve, the inclined included angle enables the inner sleeve to be in a downward forward-tilting posture, so that the fire passing gap between the inner sleeve and the outer sleeve is gradually set to be a structure with a narrow top and a wide bottom from front to back, flames sprayed by the burner are gradually extruded to the fire passing gap below the inner sleeve and the outer sleeve to pass through, and the technical effects same as the structure are achieved.

As shown in fig. 8, the steam generation pipe and the steam retort pipe in this embodiment have a tubular structure; in the structure, the axial lines of the first and second annular pipes are coincident with the axial line of the fire tube; each horizontal steam pipe and each horizontal dry distillation pipe are distributed or uniformly distributed along the circumference at equal intervals along the axis of the fire tube; each steam horizontal pipe is staggered with each horizontal dry distillation pipe along the circumferential direction; the combustion-supporting nozzle is staggered with each horizontal distillation pipe along the circumferential direction; a vent pipe 45 is arranged between part or all of the adjacent steam transverse pipes, one end of the vent pipe is communicated with one of the steam transverse pipes, the other end of the vent pipe is communicated with the other steam transverse pipe, and the vent pipe is used for introducing the generated steam into the other steam transverse pipes to converge towards a second ring pipe, so that the steam production efficiency can be improved, and the steam pressure concentration can be avoided; and a flow valve is arranged on a water outlet pipe of the water tank, and the decomposition working condition of the superheated dry distillation steam is controlled by controlling the water supply flow.

All heated parts in the device are made of high-quality high-temperature-resistant metal materials. The surface of each metal part is provided with a high-temperature-resistant and stable-performance anticorrosive coating. The heat preservation is attached to the inner wall surface of the fire tube, and the heat insulation layer is attached to the surface of the heat preservation layer. The inner wall or the outer wall of each pipeline is provided with a structure which is beneficial to heat exchange, such as fins, grooves, pits and the like.

The water tank is provided with an automatic water replenishing device for automatic water replenishing, the flow valve is an electric control flow valve, temperature sensors are arranged in the steam generating pipeline, the steam dry distillation pipeline and the fire tube, the signal output end of the automatic water replenishing device, the signal output end of the electric control flow valve and the signal output end of each temperature sensor are respectively connected with the signal input end of an automatic controller through signal lines, the signal output end of the automatic controller is respectively connected with the signal input end of an actuator in the automatic water replenishing device and the signal input end of an actuator in the electric control flow valve through signal lines, the automatic controller can exchange data with a controller of the combustion engine, so that the device can carry out automatic control operation and can carry out automatic adaptation and adjustment according to the flame temperature, the fuel consumption state, the type of heat utilization equipment and the like of the combustion engine, the adaptability of this application is further improved, makes this application device realize intelligent operation.

The combustor flange that links firmly on the fire tube is used for being connected with the ring flange of 18 flame orifices departments of combustor to fix this application device on the combustor, put into the flame orifices of fire tube rear end again with the fire orifice of thermal equipment downthehole, send combustion flame into in the furnace of thermal equipment. According to actual need, this application device can establish ties and use, is equipped with many this application device in combustor bocca place ahead promptly, between each device, is located the bocca of the place ahead fire section of thick bamboo and is located the fire hole intercommunication that advances of rear fire section of thick bamboo, adopts the flange to link firmly or the welding link firmly or fix at the design position through the support between the adjacent fire section of thick bamboo.

The verification example of the device comprises the following steps that a boiler with the heat production per unit of 30 ten thousand kilocalories per hour is selected, a product brand burner of a country is assembled in the boiler to serve as a heat source, and the flame working temperature of the burner is measured to be 1100 ℃; after the device is added, the working temperature of flame is measured to rise to 1500 ℃, the heat production quantity of a boiler is increased to about 60 ten thousand calories per hour, and the fuel consumption state of the burner is unchanged after the device is added; the boiler tail smoke which is not subjected to purification treatment after the device is added is taken to be subjected to conventional detection, each measured index completely reaches the national gas emission standard, the gas emission of smoke dust, sulfur dioxide, nitrogen oxide and the like in the tail smoke accords with the environmental protection standards of GB13271-2014, GB252-2011 and the like, and the device can greatly reduce energy consumption, save fuel cost and has a remarkable environmental protection effect.

In the description of the present application, it should be noted that the term "front" refers to a direction close to the burner or a direction of a flame root of the burner, the term "rear" refers to a direction close to the furnace or a direction of a flame tail of the burner, the term "inner" refers to a direction relatively close to a shaft axis of the combustor, the term "outer" refers to a direction relatively far away from the shaft axis of the combustor, and the remaining directions or positional relationships indicated by the terms "upper" and "lower" are based on the installation orientation of the operation state of the apparatus or the directions or positional relationships shown in the drawings, and the above directional terms are for convenience of description and do not indicate or imply that each corresponding component in the apparatus must have a specific direction or position, and do not belong to the limitation of each related component in the present application. Furthermore, the terms "first", "second" and "third" are used for distinguishing between descriptions and not to be construed as indicating an order of importance or an order of importance of their corresponding structures. In the description of the present application, "provided with" and "communicating" are to be understood broadly in the art, for example: the 'the gas outlet at the rear end of the steam generation pipeline is communicated with the gas inlet at the rear end of the steam dry distillation pipeline' means that steam can be transmitted between the two pipelines, and for a person skilled in the art, the gas is communicated between the two pipelines through flange connection or through port-to-port welding, so that the specific meaning of each term in the application is understood according to specific conditions.

Claims (10)

1. The water combustion-supporting device for the burner is characterized in that: the fire-extinguishing device is provided with a water tank and a fire tube, wherein the front end of the fire tube is provided with a fire inlet, the rear end of the fire tube is provided with a fire spraying hole, a steam generating pipeline and a steam dry distillation pipeline are arranged in the fire tube, the steam generating pipeline is arranged at the periphery of the steam dry distillation pipeline, and a fire passing gap is arranged between the steam generating pipeline and the steam dry distillation pipeline; the front end water inlet of the steam generation pipeline is communicated with the water tank, the rear end air outlet of the steam generation pipeline is communicated with the rear end air inlet of the steam dry distillation pipeline, and the front end port of the steam dry distillation pipeline is provided with a combustion-supporting nozzle.

2. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the combustion-supporting nozzle is positioned in the center of the fire tube.

3. The water combustion-supporting device for the combustion engine according to claim 1, wherein: a plurality of heat collecting fins are arranged in the steam dry distillation pipeline at the combustion-supporting nozzle.

4. The water combustion-supporting device for the combustion engine according to claim 1, wherein: a conversion box is arranged outside the fire tube; the steam generating pipeline consists of a water-to-gas coil and a gas heating coil, the rear end outlet of the water-to-gas coil is communicated with the inner space of the conversion box, the position of the rear end outlet of the water-to-gas coil is higher than the position of the water level line of the water tank, and the front end inlet of the gas heating coil is communicated with the inner space of the conversion box; the steam dry distillation pipeline is in a shape structure of a dry distillation spiral coil, an inlet at the rear end of the dry distillation spiral coil is communicated with an outlet at the rear end of the gas heating coil, and the combustion-supporting nozzle is arranged at the front end of the dry distillation spiral coil.

5. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the steam dry distillation pipe consists of a vertical pipe, a connecting pipe and a plurality of turbulent flow pipes; each turbulence pipe is arranged between the vertical pipe and the connecting pipe, each turbulence pipe is sequentially arranged and communicated from front to back, and pipe bodies of adjacent turbulence pipes are arranged in a mutually crossed manner; the upper end pipe orifice of the vertical pipe is provided with the combustion-supporting nozzle, the lower end pipe orifice of the vertical pipe is communicated with the outlet end of the front head turbulent flow pipe, the rear end inlet of the connecting pipe is communicated with the rear end air outlet of the steam generation pipeline, and the front end outlet of the connecting pipe is communicated with the inlet end of the rear tail turbulent flow pipe.

6. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the steam generating pipeline is provided with an outer sleeve, a steam generating channel is arranged in the pipe wall of the outer sleeve, and the front end of the outer sleeve is provided with a water inlet at the front end of the steam generating pipeline; the steam dry distillation pipeline is provided with an inner sleeve, the inner sleeve is arranged in a space surrounded by the outer sleeve, the fire passing gap is arranged between the outer wall of the inner sleeve and the inner wall of the outer sleeve, a steam dry distillation channel is arranged in the wall of the inner sleeve, a plurality of communicating pipes are arranged between the inner sleeve and the outer sleeve, one end of each communicating pipe is communicated with the rear end of the steam generation channel, the other end of each communicating pipe is communicated with the rear end of the steam dry distillation channel, the front end of the inner sleeve is provided with the combustion-supporting nozzle, and the combustion-supporting nozzle is communicated with the space at the front end of the steam dry distillation channel.

7. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the steam generating pipeline consists of a first ring pipe positioned in front, a second ring pipe positioned in back and a plurality of steam transverse pipes, wherein the first ring pipe is provided with a water inlet at the front end of the steam generating pipeline, the front end of each steam transverse pipe is communicated with the first ring pipe, and the back end of each steam transverse pipe is communicated with the second ring pipe; the steam dry distillation pipeline consists of a third ring pipe and a plurality of horizontal dry distillation pipes, the third ring pipe is arranged in a space defined by the horizontal steam pipes, fire passing gaps are arranged among the third ring pipe, the horizontal dry distillation pipes and the horizontal steam pipes, the rear end of each horizontal dry distillation pipe is communicated with the second ring pipe, the front end of each horizontal dry distillation pipe is communicated with the third ring pipe, and the third ring pipe is provided with the combustion-supporting nozzle.

8. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the inner wall of the fire tube is provided with a heat-insulating layer, and the surface of the heat-insulating layer is provided with a heat-insulating layer.

9. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the fire inlet is sleeved with a burner connecting flange which is fixedly connected with the fire tube.

10. The water combustion-supporting device for the combustion engine according to claim 1, wherein: the water inlet at the front end of the steam generation pipeline is communicated with the water tank through a water tank outlet pipe, and a flow valve is arranged on the water tank outlet pipe.

Images