CN109506365A - A kind of boiler and its working method of Horizontal type natural gas composite fuel - Google Patents
A kind of boiler and its working method of Horizontal type natural gas composite fuel Download PDFInfo
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- CN109506365A CN109506365A CN201811413930.4A CN201811413930A CN109506365A CN 109506365 A CN109506365 A CN 109506365A CN 201811413930 A CN201811413930 A CN 201811413930A CN 109506365 A CN109506365 A CN 109506365A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
- F24H1/43—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes helically or spirally coiled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C1/00—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air
- F23C1/08—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air liquid and gaseous fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K5/00—Feeding or distributing other fuel to combustion apparatus
- F23K5/02—Liquid fuel
- F23K5/08—Preparation of fuel
- F23K5/10—Mixing with other fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K5/00—Feeding or distributing other fuel to combustion apparatus
- F23K5/02—Liquid fuel
- F23K5/14—Details thereof
- F23K5/20—Preheating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
- F24H9/1877—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1881—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2300/00—Pretreatment and supply of liquid fuel
- F23K2300/10—Pretreatment
- F23K2300/103—Mixing with other fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2300/00—Pretreatment and supply of liquid fuel
- F23K2300/20—Supply line arrangements
- F23K2300/204—Preheating
Abstract
The invention discloses a kind of boilers of Horizontal type natural gas composite fuel, including main furnace body and tail gas heating furnace body；The smoke evacuation end of the main furnace body is connected to the hot cigarette bending tubes end of the tail gas heating furnace body by hot cigarette conduit；It further include cold water ingress pipe and hot water delivery line；The cold water ingress pipe is connected to the water inlet end of the tail gas heating furnace body, and the water outlet of the tail gas heating furnace body is connected to the water inlet end of the main furnace body by transition water pipe；The water outlet of the main furnace body is connected to the hot water delivery line；Structure of the invention is simple, realizes that liquid ethanol is converted to the logical natural gas of alcohol vapour burns together.
Description
Technical field
The invention belongs to field of boilers more particularly to a kind of boilers and its working method of Horizontal type natural gas composite fuel.
Background technique
It also tends to contain amount of heat in the tail gas of boiler combustion being discharged, if do not carried out heat recovery processing immediately very
It is easy to cause energy waste.
Natural gas has high combustion efficiency as boiler oil, burns the features such as abundant；And ethyl alcohol is liquid at normal temperature,
It cannot enter in gaseous form as natural gas when alcohol fuel supply is in burner hearth, thus be easy to generate in the boiler
It burns non-uniform phenomenon, thus ethyl alcohol is few as the boiler plant of fuel.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, it is adequately a kind of sleeping that the present invention provides a kind of heating
The boiler of formula natural gas composite fuel.
Technical solution: to achieve the above object, a kind of boiler of Horizontal type natural gas composite fuel of the invention, including main furnace
Body and tail gas heating furnace body；The smoke evacuation end of the main furnace body is connected to the hot cigarette of the tail gas heating furnace body into cigarette by hot cigarette conduit
End；It further include cold water ingress pipe and hot water delivery line；The cold water ingress pipe is connected to the water inlet end of the tail gas heating furnace body, institute
The water outlet for stating tail gas heating furnace body is connected to the water inlet end of the main furnace body by transition water pipe；The water outlet of the main furnace body connects
Lead to the hot water delivery line.
Further, the tail gas heating furnace body is lateral column shell structure, the hot cigarette of the tail gas heating furnace body into
The tapered shell structure in gas end, the inner cavity of the taper shell are taper smoke input chamber, and the taper end of the taper smoke input chamber is connected to institute
State hot cigarette conduit；
It is concentric in the tail gas heating furnace body to be provided with the first tubular wall body, it is concentric in the first cylindrical wall body to set
It is equipped with the second tubular wall body；Flue gas heat exchange is formed between wall and the external wall of the second cylindrical wall in the first cylindrical wall body
Layer；It spirals in the shape of a spiral in the flue gas heat exchange layer and is provided with the spiral preheating water pipe of hard, and spiral preheating water pipe is tight
Close to be located in the first cylindrical wall body between wall and the external wall of the second cylindrical wall, spiral preheating water pipe makes flue gas heat exchange
Spiral exhaust gases passes are formed in layer；
Flue gas passing away, the cigarette are formed between the external wall of first cylindrical wall and the tail gas heating inboard wall of furnace body
The right end of gas passing away is connected to the spiral right end outlet of the spiral exhaust gases passes, the spiral left end of the spiral exhaust gases passes
Entrance is connected to the taper smoke input chamber, and the left end of the flue gas passing away is connected with smoke exhaust pipe；
The left end of the first tubular wall body is fixedly connected by connection ring with the tail gas heating inboard wall of furnace body；Described
Two tubular wall body right end integrations connect the right wall body of the tail gas heating furnace body；The inside of the second tubular wall body is concentric
It is provided with partition, is to store smoke chamber on the left of the partition, right side is incubation cavity；The storage smoke chamber left end is connected to the taper into cigarette
Chamber；
The spiral of the spiral preheating water pipe has right end connection to connect the cold water ingress pipe, the spiral preheating water pipe
One end that spiral has left end connection to connect the transition water pipe.
Further, concentric in the lateral main furnace body to be provided with cylindricality furnace chamber；The inner wall of the furnace chamber is concentric
It spirals and is provided with spiral heat exchange tube；It is also concentric in the furnace chamber to be provided with cylindrical furnace core；On the furnace core also circumferentially
Array is evenly equipped with several combustion gas squit holes, and the gas combustion gas in furnace core sprays cylindricality furnace in divergent shape by several combustion gas squit holes
Chamber；The spiral right end of the spiral heat exchange tube is connected to the other end of the transition water pipe, the spiral left end of the spiral heat exchange tube
Connection connects the hot water delivery line；One end integrated coaxial heart of the cylindricality main furnace body is connected with cricoid air inlet shell
Body is provided with annular chamber in the air inlet shell, passes through the dish type wall body point between the annular chamber and the furnace chamber
Every；Circumferentially array hollow out is provided with several combustion air air inlets, each combustion air air inlet on the dish type wall body
It will be interconnected between the annular chamber and furnace chamber；It further include combustion air booster fan above the cylindricality main furnace body, it is described
The discharge pipe of booster fan protrudes into the annular chamber；
Concentric inside the furnace core to be provided with blast tube and discharge flue, the blast tube and discharge flue pass through
Dish type partition blocks；Each combustion gas squit hole is connected to the blast tube；One end of the furnace core far from the annular chamber
Also hollow out is provided with several exhaust smoke holes on wall, and several exhaust smoke holes are connected to the discharge flue；The right end of the main furnace body is also
It is connected with hot cigarette conduit, the bending tubes end of the hot cigarette conduit is connected to the discharge flue, and the flue gas that burning generates in furnace chamber passes through
Discharge flue is discharged in several exhaust smoke holes, and is finally discharged in hot cigarette conduit.
Further, piston is provided in the blast tube, the piston obstructs the blast tube to be steamed at ethyl alcohol
Vapour channel and natural gas channel, wherein piston is natural gas channel close to the side of dish type partition, and piston is far from dish type partition
Side is alcohol vapour channel；
It further include the hard gas injection straight tube concentric with the alcohol vapour channel, the hard gas injection straight tube turns through
Dish type wall body centre passes through hole, and the hard gas injection straight tube protrudes into one end one in the alcohol vapour channel
Bodyization connects the piston, concentric in hard gas injection straight tube to be provided with natural gas supply channel, the natural gas supply channel
The natural gas channel is connected to close to one end of the piston；The other end of the hard gas injection straight tube is fixedly connected with gas and turns
Connector；It further include line handspike motor, gas adapter described in the line handspike end synchronized links of the line handspike motor；
It further include natural gas supply pipe flexible, the outlet side of the natural gas supply pipe connects the gas adapter；It is described natural
Gas supply pipe is connected to the natural gas supply channel by gas adapter；
It also spirals in the shape of a spiral between the furnace core and the spiral heat exchange tube and is provided with ethyl alcohol vapor lamp；The ethanol gas
The pipe outside diameter for changing pipe is narrower than the pipe outside diameter of the spiral heat exchange tube, and the spiral of the ethyl alcohol vapor lamp is changed away from the spiral is greater than
The spiral of heat pipe away from；One end of the ethyl alcohol vapor lamp is connected to the alcohol vapour channel, the ethyl alcohol gasification by transfer tube
Ethanol liquid supply pipe outside the other end connection of pipe, being additionally provided in the ethanol liquid supply pipe prevents gas reflux
Check valve；Air pressure inductor is provided in the alcohol vapour channel and natural gas channel；Electronics is provided in the furnace chamber
Ignition device.
Further, a kind of application method of the boiler of Horizontal type natural gas composite fuel:
The heating means of tail gas heating furnace body: the high-temperature flue gas that burning generates in furnace chamber in main furnace body is sprayed by hot cigarette conduit
It to taper smoke input chamber and stores in smoke chamber, and then taper smoke input chamber and the high-temperature flue gas stored in smoke chamber are entered by spiral left end entrance
It is flowed into spiral exhaust gases passes, and along the direction that extends spirally of the spiral exhaust gases passes, flows through the spiral cigarette in high-temperature flue gas
Spiral preheating water pipe is come into full contact with during gas channel and spiral preheating water pipe is evenly heated, and then to the spiral shell
The water flowed through in rotation preheating water pipe is tentatively preheated, and spiral preheats the water in water pipe and passes through transition water pipe after tentatively preheating
It flows into the spiral heat exchange tube in main furnace body；Flue gas is arranged after flowing through spiral exhaust gases passes by flue gas passing away and smoke exhaust pipe
Out, the flue gas also having surplus heat is flowed continuously through in flue gas passing away, and then entire flue gas passing away is made to form insulating layer, effectively
Prevent the intracorporal heat losses of the first cylindrical wall；
The heating means of main furnace body: starting combustion air booster fan, and then make the combustion air wind of formation annular chamber Nei
Pressure, and then the combustion air in annular chamber constantly imports alcohol vapour by several combustion air air inlet uniformly continuous in a steady stream
In channel；Start line handspike motor at the same time, so that line handspike is done contractile motion, and then be gradually distance from disk with piston
The movement of shape partition, until all combustion gas squit holes on furnace core are connected to natural gas channel, natural gas supply pipe is continuous at this time
Natural gas is supplied to natural gas supply channel, and then makes to form natural gas air pressure in natural gas channel, and then in natural gas channel
Pressure accumulation natural gas by several combustion gas squit holes in divergent shape spray cylindricality furnace chamber, at the same time start furnace chamber in electronics beat
Fiery device, and then several combustion gas squit holes is made to spray combustion of natural gas flame, and then flame end to cylindricality furnace chamber in divergent shape
Uniformly spray on spiral heat exchange tube, and then heat spiral heat exchange tube sufficiently, so to the water flowed through in its spiral heat exchange tube into
Row continuous heating；Ethyl alcohol vapor lamp is totally submerged in the flame in cylindricality furnace chamber at the same time, and then is made at ethyl alcohol vapor lamp
In continuous high temperature state；Start line handspike motor at this time, so that line handspike is done stretching motion, and then do with piston and gradually lean on
The movement of nearly dish type partition, until natural gas channel is identical as the axial length in alcohol vapour channel；Ethanol liquid at the same time
Supply pipe continues to supply liquid ethanol to ethyl alcohol vapor lamp, and the liquid ethanol flowed into the ethyl alcohol vapor lamp is gasified rapidly, and
And the gas alcohol vapour after gasifying is imported into rapidly in alcohol vapour channel by transfer tube, and then is made in alcohol vapour channel
The alcohol vapour of pressure accumulation is formed, several combustion gas squit holes being connected at this time with alcohol vapour channel are in divergent shape to cylindricality furnace chamber
Alcohol vapour is sprayed, several combustion gas squit holes being connected at the same time with natural gas channel are sprayed in divergent shape to cylindricality furnace chamber
Natural gas, and then several combustion gas squit holes being connected with alcohol vapour channel spray alcohol vapour to cylindricality furnace chamber in divergent shape
Combustion flame, several combustion gas squit holes being connected with natural gas channel spray combustion of natural gas fire to cylindricality furnace chamber in divergent shape
Flame；The Flame of Natural Gas in cylindricality furnace chamber and alcohol vapour flame jointly hold the water flowed through in its spiral heat exchange tube in turn
Continuous heating, and then make persistently to export hot water in hot water delivery line；Gas in alcohol vapour channel and natural gas channel at the same time
Pressure inductor monitors its air pressure in real time, if the air pressure in alcohol vapour channel is greater than the air pressure in natural gas channel, and then drives
Piston is gradually distance from the movement of dish type partition, and then reduces the quantity of the combustion gas squit hole in connection alcohol vapour channel, reduces
The unit time spray volume in alcohol vapour channel, and then restriction effect is played, the air pressure in alcohol vapour channel is increased, until
Air pressure in alcohol vapour channel is identical as the air pressure in natural gas channel, and then guarantees the injection uniformity of whole flame；Together
Reason, if air pressure in alcohol vapour channel is less than the air pressure in natural gas channel, and then drive piston move closer to dish type every
The movement of plate.
The utility model has the advantages that structure of the invention is simple, realize that liquid ethanol is converted to the logical natural gas of alcohol vapour fires together
It burns, spiral preheating water pipe is come into full contact with during high-temperature flue gas flows through the spiral exhaust gases passes and to the spiral preheating water
Pipe is evenly heated, and then is tentatively preheated to the water flowed through in spiral preheating water pipe, and spiral preheats the water in water pipe
It is flowed into the spiral heat exchange tube in main furnace body after tentatively preheating by transition water pipe；Flue gas leads to after flowing through spiral exhaust gases passes
Flue gas passing away and smoke exhaust pipe discharge are crossed, flows continuously through the flue gas also having surplus heat in flue gas passing away, and then make entire cigarette
Gas passing away forms insulating layer, effectively prevent the intracorporal heat losses of the first cylindrical wall.
Detailed description of the invention
Attached drawing 1 is this equipment overall structure schematic diagram；
Attached drawing 2 is that this equipment integrally splits structural schematic diagram；
Attached drawing 3 is the positive view of tail gas heating furnace body；
Attached drawing 4 is the three-dimensional cutaway view of tail gas heating furnace body；
Attached drawing 5 is the first cross-sectional view of main furnace body；
Attached drawing 6 is the second cross-sectional view of main furnace body；
Attached drawing 7 is the second cross-sectional view of main furnace body.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
A kind of boiler of Horizontal type natural gas composite fuel as shown in attached drawing 1 to 7, including main furnace body 6 and tail gas heating furnace
Body 77；The smoke evacuation end of the main furnace body 6 is connected to the hot cigarette bending tubes end of the tail gas heating furnace body 77 by hot cigarette conduit 8；Also wrap
Include cold water ingress pipe 11 and hot water delivery line 10；The cold water ingress pipe 11 is connected to the water inlet end of the tail gas heating furnace body 77,
The water outlet of the tail gas heating furnace body 77 is connected to the water inlet end of the main furnace body 6 by transition water pipe 75；The main furnace body 6
Water outlet is connected to the hot water delivery line 10.
The tail gas heating furnace body 77 is lateral column shell structure, and the hot cigarette inlet end of the tail gas heating furnace body 77 is in
72 structure of taper shell, the inner cavity of the taper shell 72 are taper smoke input chamber 73, and the taper end of the taper smoke input chamber 73 is connected to
The hot cigarette conduit 8；
It is concentric in the tail gas heating furnace body 77 to be provided with the first tubular wall body 78, it is same in the first tubular wall body 78
Axle center is provided with the second tubular wall body 80；Shape between first tubular wall body, 78 inner wall and 80 outer wall of the second tubular wall body
At flue gas heat exchange layer；It spirals in the shape of a spiral in the flue gas heat exchange layer and is provided with the spiral preheating water pipe 85 of hard, and the spiral shell
Rotation preheating water pipe 85 is closely located between 78 inner wall of the first tubular wall body and 80 outer wall of the second tubular wall body, spiral
Preheating water pipe 85 makes to form spiral exhaust gases passes 76 in flue gas heat exchange layer；
Flue gas passing away 79 is formed between first tubular wall body, 78 outer wall and 77 inner wall of tail gas heating furnace body,
The right end of the flue gas passing away 79 is connected to the spiral right end outlet 87 of the spiral exhaust gases passes 76, and the spiral flue gas is logical
The spiral left end entrance 88 in road 76 is connected to the taper smoke input chamber 73, and the left end of the flue gas passing away 79 is connected with smoke exhaust pipe
71；
The left end of the first tubular wall body 78 is fixedly connected by connection ring 89 with 77 inner wall of tail gas heating furnace body；
Second tubular wall body, the 80 right end integration connects the right wall body 82 of the tail gas heating furnace body 77；The second tubular wall body
80 inside is concentric to be provided with partition 81, is to store smoke chamber 84 on the left of the partition 81, right side is incubation cavity 86；The storage smoke chamber
84 left ends are connected to the taper smoke input chamber 73；
The spiral of the spiral preheating water pipe 85 has right end connection to connect the cold water ingress pipe 11, the spiral preheating water
One end that the spiral of pipe 85 has left end connection to connect the transition water pipe 75.
It is concentric in the lateral main furnace body 6 to be provided with cylindricality furnace chamber 18；The inner wall of the furnace chamber 18 is concentric to spiral
It is provided with spiral heat exchange tube 19；It is also concentric in the furnace chamber 18 to be provided with cylindrical furnace core 21；Also it is on the furnace core 21
Circumference array is evenly equipped with several combustion gas squit holes 22, and the gas combustion gas in furnace core 21 is in divergent shape by several combustion gas squit holes 22
Spray cylindricality furnace chamber 18；The spiral right end of the spiral heat exchange tube 19 is connected to the other end of the transition water pipe 75, the spiral
The spiral left end connection of heat exchanger tube 19 connects the hot water delivery line 10；One end integrated coaxial heart of the cylindricality main furnace body 6
Be connected with cricoid air inlet shell 12, be provided with annular chamber 15 in the air inlet shell 12, the annular chamber 15 with
Separated between the furnace chamber 18 by the dish type wall body 17；On the dish type wall body 17 circumferentially array hollow out be provided with it is several
Combustion air air inlet 16, each combustion air air inlet 16 will be interconnected between the annular chamber 15 and furnace chamber 18；Institute
Stating further includes combustion air booster fan 5 above cylindricality main furnace body 6, and the discharge pipe 13 of the booster fan 5 protrudes into the annular
In chamber 15；
21 inside of furnace core is concentric to be provided with blast tube and discharge flue 23.1, and the blast tube and smoke evacuation are logical
Road 23.1 is blocked by dish type partition 29；Each combustion gas squit hole 22 is connected to the blast tube；The furnace core 21 is far from institute
It states on one end side wall of annular chamber 15 and hollow out is provided with several exhaust smoke holes 23, it is logical that several exhaust smoke holes 23 are connected to the smoke evacuation
Road 23.1；The right end of the main furnace body 6 is also connected with hot cigarette conduit 8, and the bending tubes end connection smoke evacuation of the hot cigarette conduit 8 is logical
Road 23.1, discharge flue 23.1 is discharged by several exhaust smoke holes 23 in the flue gas that the interior burning of furnace chamber 18 generates, and hot cigarette is finally discharged
In conduit 8.
Piston 25 is provided in the blast tube, the piston 25 obstructs the blast tube at alcohol vapour channel
27 and natural gas channel 28, wherein piston 25 is natural gas channel 28 close to the side of dish type partition 29, and piston 25 is far from dish type
The side of partition 29 is alcohol vapour channel 27；
It further include the hard gas injection straight tube 4 concentric with the alcohol vapour channel 27, the hard gas injection straight tube 4 rotates
Hole 24 is passed through across 17 centre of dish type wall body, and the hard gas injection straight tube 4 protrudes into the alcohol vapour channel
One end integration in 27 connects the piston 25, concentric in hard gas injection straight tube 4 to be provided with natural gas supply channel 26, institute
It states natural gas supply channel 26 and is connected to the natural gas channel 28 close to one end of the piston 25；The hard gas injection straight tube 4
The other end be fixedly connected with gas adapter 3；It further include line handspike motor 1, the line handspike of the line handspike motor 1
Gas adapter 3 described in 2 end synchronized links；It further include natural gas supply pipe 9 flexible, the natural gas supply pipe 9 goes out
Gas end connects the gas adapter 3；The natural gas supply pipe 9 is connected to the natural gas supply by gas adapter 3 and leads to
Road 26；
It also spirals in the shape of a spiral between the furnace core 21 and the spiral heat exchange tube 19 and is provided with ethyl alcohol vapor lamp 20；It is described
The pipe outside diameter of ethyl alcohol vapor lamp 20 is narrower than the pipe outside diameter of the spiral heat exchange tube 19, and the spiral of the ethyl alcohol vapor lamp 20 is away from big
In the spiral heat exchange tube 19 spiral away from；One end of the ethyl alcohol vapor lamp 20 is connected to the alcohol vapour by transfer tube 31
Channel 27, the ethyl alcohol vapor lamp 20 the other end connection outside ethanol liquid supply pipe 7, the ethanol liquid supply pipe 7
On be additionally provided with the check valve for preventing gas reflux；Air pressure is provided in the alcohol vapour channel 27 and natural gas channel 28
Inductor；Electronic lighter is provided in the furnace chamber 18.
The method of this programme, process and technological progress arrange as follows:
The heating means of tail gas heating furnace body 77: the high-temperature flue gas that burning generates in furnace chamber 18 in main furnace body 6 passes through hot cigarette
Conduit 8 sprays to taper smoke input chamber 73 and stores in smoke chamber 84, and then taper smoke input chamber 73 and the high-temperature flue gas stored in smoke chamber 84 pass through
Spiral left end entrance 88 enters in spiral exhaust gases passes 76, and flows along the direction that extends spirally of the spiral exhaust gases passes 76,
Spiral preheating water pipe 85 is come into full contact with during high-temperature flue gas flows through the spiral exhaust gases passes 76 and the spiral is preheated
Water pipe 85 is evenly heated, and then is tentatively preheated to the water flowed through in spiral preheating water pipe 85, and spiral preheats water pipe
Water in 85 is flowed into the spiral heat exchange tube 19 in main furnace body 6 after tentatively preheating by transition water pipe 75；Flue gas flows through spiral shell
It is discharged after revolving exhaust gases passes 76 by flue gas passing away 79 and smoke exhaust pipe 71, flows continuously through in flue gas passing away 79 and also have a surplus
The flue gas of heat, and then entire flue gas passing away 79 is made to form insulating layer, the heat stream effectivelying prevent in the first tubular wall body 78
It loses；
The heating means of main furnace body 6: starting combustion air booster fan 5, and then make the combustion-supporting sky of formation annular chamber 15 Nei
Gas wind pressure, and then the combustion air in annular chamber 15 is constantly imported by several 16 uniformly continuous of combustion air air inlet in a steady stream
In alcohol vapour channel 27；Start line handspike motor 1 at the same time, so that line handspike 2 is done contractile motion, and then with piston
25 are gradually distance from the movement of dish type partition 29, until all combustion gas squit holes 22 on furnace core 21 are connected to natural gas channel
28, natural gas supply pipe 9 continuously supplies natural gas to natural gas supply channel 26 at this time, and then makes to be formed in natural gas channel 28
Natural gas air pressure, and then the pressure accumulation natural gas in natural gas channel 28 sprays cylindricality in divergent shape by several combustion gas squit holes 22
Furnace chamber 18 starts the electronic lighter in furnace chamber 18 at the same time, and then makes several combustion gas squit holes 22 in divergent shape to column
Shape furnace chamber 18 sprays combustion of natural gas flame, and then flame end uniformly sprays on spiral heat exchange tube 19, and then spiral is made to exchange heat
Pipe 19 sufficiently heats, and then carries out continuous heating to the water flowed through in its spiral heat exchange tube 19；Ethyl alcohol vapor lamp 20 at the same time
It is totally submerged in the flame in cylindricality furnace chamber 18, and then ethyl alcohol vapor lamp 20 is made to be in continuous high temperature state；Starting is straight at this time
Line push-rod electric machine 1 makes line handspike 2 do stretching motion, and then the movement of dish type partition 29 is moved closer to piston 25, directly
It is identical as the axial length in alcohol vapour channel 27 to natural gas channel 28；Ethanol liquid supply pipe 7 continues to second at the same time
Alcohol vapor lamp 20 supplies liquid ethanol, and the liquid ethanol flowed into the ethyl alcohol vapor lamp 20 is gasified rapidly, and after gasification
Gas alcohol vapour is imported into rapidly in alcohol vapour channel 27 by transfer tube 31, and then makes to be formed in alcohol vapour channel 27
The alcohol vapour of pressure accumulation, several combustion gas squit holes 22 being connected at this time with alcohol vapour channel 27 are in divergent shape to cylindricality furnace chamber
18 spray alcohol vapours, and several combustion gas squit holes 22 being connected at the same time with natural gas channel 28 are in divergent shape to cylindricality furnace
Chamber 18 sprays natural gas, so several combustion gas squit holes 22 being connected with alcohol vapour channel 27 in divergent shape to cylindricality furnace chamber
18 spray alcohol vapour combustion flames, and several combustion gas squit holes 22 being connected with natural gas channel 28 are in divergent shape to cylindricality furnace
Chamber 18 sprays combustion of natural gas flame；The Flame of Natural Gas in cylindricality furnace chamber 18 and alcohol vapour flame are jointly to its spiral in turn
The water flowed through in heat exchanger tube 19 carries out continuous heating, and then makes persistently to export hot water in hot water delivery line 10；Ethyl alcohol at the same time
Air pressure inductor in steam channel 27 and natural gas channel 28 monitors its air pressure in real time, if the air pressure in alcohol vapour channel 27
Greater than the air pressure in natural gas channel 28, and then driving piston 25 is gradually distance from the movement of dish type partition 29, and then the company of reduction
The quantity of the combustion gas squit hole 22 in logical alcohol vapour channel 27, reduces the unit time spray volume in alcohol vapour channel 27, in turn
Restriction effect is played, the air pressure in alcohol vapour channel 27 is increased, until air pressure and natural gas in alcohol vapour channel 27
Air pressure in channel 28 is identical, and then guarantees the injection uniformity of whole flame；Similarly, if air pressure in alcohol vapour channel 27
Less than the air pressure in natural gas channel 28, and then driving piston 25 moves closer to the movement of dish type partition 29.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. a kind of boiler of Horizontal type natural gas composite fuel, it is characterised in that: including main furnace body (6) and tail gas heating furnace body
(77)；The smoke evacuation end of the main furnace body (6) is connected to the hot cigarette of the tail gas heating furnace body (77) into cigarette by hot cigarette conduit (8)
End；It further include cold water ingress pipe (11) and hot water delivery line (10)；The cold water ingress pipe (11) is connected to the tail gas heating furnace
The water outlet of the water inlet end of body (77), the tail gas heating furnace body (77) is connected to the main furnace body (6) by transition water pipe (75)
Water inlet end；The water outlet of the main furnace body (6) is connected to the hot water delivery line (10).
2. a kind of boiler of Horizontal type natural gas composite fuel according to claim 1, it is characterised in that: the tail gas heating
Furnace body (77) is lateral column shell structure, the hot tapered shell of cigarette inlet end (72) knot of the tail gas heating furnace body (77)
Structure, the inner cavity of the taper shell (72) are taper smoke input chamber (73), and the taper end of the taper smoke input chamber (73) is connected to the heat
Cigarette conduit (8)；
Concentric in the tail gas heating furnace body (77) to be provided with the first tubular wall body (78), the first tubular wall body (78) is interior
It is concentric to be provided with the second tubular wall body (80)；First tubular wall body (78) inner wall and the second tubular wall body (80) are outside
Flue gas heat exchange layer is formed between wall；It spirals in the shape of a spiral in the flue gas heat exchange layer and is provided with the spiral preheating water pipe of hard
(85), and spiral preheating water pipe (85) is closely located in the first tubular wall body (78) inner wall and second cylindrical wall
Between body (80) outer wall, spiral preheating water pipe (85) makes to form spiral exhaust gases passes (76) in flue gas heat exchange layer；
Flue gas passing away is formed between first tubular wall body (78) outer wall and the tail gas heating furnace body (77) inner wall
(79), the spiral right end that the right end of the flue gas passing away (79) is connected to the spiral exhaust gases passes (76) exports (87), institute
The spiral left end entrance (88) for stating spiral exhaust gases passes (76) is connected to the taper smoke input chamber (73), the flue gas passing away
(79) left end is connected with smoke exhaust pipe (71)；
The left end of the first tubular wall body (78) connects by the way that connection ring (89) and tail gas heating furnace body (77) inner wall are fixed
It connects；Second tubular wall body (80) the right end integration connects the right wall body (82) of the tail gas heating furnace body (77)；Described
The inside of two tubular wall bodies (80) is concentric to be provided with partition (81), and to store smoke chamber (84) on the left of the partition (81), right side is
Incubation cavity (86)；The storage smoke chamber (84) left end is connected to the taper smoke input chamber (73)；
The spiral of spiral preheating water pipe (85) has right end connection to connect the cold water ingress pipe (11), the spiral preheating water
One end that the spiral of pipe (85) has left end connection to connect the transition water pipe (75).
3. a kind of boiler of Horizontal type natural gas composite fuel according to claim 1, it is characterised in that: the lateral master
It is concentric in furnace body (6) to be provided with cylindricality furnace chamber (18)；Concentric spiral of the inner wall of the furnace chamber (18) is provided with spiral heat exchange
It manages (19)；It is also concentric in the furnace chamber (18) to be provided with cylindrical furnace core (21)；Also circumferentially battle array on the furnace core (21)
Column are evenly equipped with several combustion gas squit holes (22), and the gas combustion gas in furnace core (21) is in divergent shape by several combustion gas squit holes (22)
It sprays cylindricality furnace chamber (18)；The spiral right end of the spiral heat exchange tube (19) is connected to the other end of the transition water pipe (75), institute
The spiral left end connection for stating spiral heat exchange tube (19) connects the hot water delivery line (10)；One end of the cylindricality main furnace body (6)
The integrated coaxial heart is connected with cricoid air inlet shell (12), is provided with annular chamber in the air inlet shell (12)
(15), separated between the annular chamber (15) and the furnace chamber (18) by the dish type wall body (17)；The dish type wall body
(17) circumferentially array hollow out is provided with several combustion air air inlets (16) on, and each combustion air air inlet (16) is by institute
It states and is interconnected between annular chamber (15) and furnace chamber (18)；It further include combustion air pressurization wind above the cylindricality main furnace body (6)
Machine (5), the discharge pipe (13) of the booster fan (5) protrude into the annular chamber (15)；
Furnace core (21) inside is concentric to be provided with blast tube and discharge flue (23.1), and the blast tube and smoke evacuation are logical
Road (23.1) is blocked by dish type partition (29)；Each combustion gas squit hole (22) is connected to the blast tube；The furnace core
(21) also hollow out is provided with several exhaust smoke holes (23) on one end side wall far from the annular chamber (15), several exhaust smoke holes
(23) it is connected to the discharge flue (23.1)；The right end of the main furnace body (6) is also connected with hot cigarette conduit (8), and the hot cigarette is led
The bending tubes end for managing (8) is connected to the discharge flue (23.1), and the flue gas that burning generates in furnace chamber (18) passes through several exhaust smoke holes
(23) discharge flue (23.1) are discharged, and are finally discharged in hot cigarette conduit (8).
4. a kind of boiler of Horizontal type natural gas composite fuel according to claim 3, it is characterised in that: the blast tube
It is inside provided with piston (25), the piston (25) obstructs the blast tube at alcohol vapour channel (27) and natural gas channel
(28), wherein the side of piston (25) close dish type partition (29) is natural gas channel (28), and piston (25) is far from dish type partition
(29) side is alcohol vapour channel (27)；
It further include the hard gas injection straight tube (4) concentric with the alcohol vapour channel (27), the hard gas injection straight tube (4) turns
It is dynamic to pass through hole (24) across dish type wall body (17) centre, and the hard gas injection straight tube (4) protrudes into the ethyl alcohol
One end integration in steam channel (27) connects the piston (25), in hard gas injection straight tube (4) it is concentric be provided with it is natural
Gas air supply channel (26), the natural gas supply channel (26) are connected to the natural gas channel close to the one end of the piston (25)
(28)；The other end of the hard gas injection straight tube (4) is fixedly connected with gas adapter (3)；It further include line handspike motor
(1), gas adapter (3) described in line handspike (2) end synchronized links of the line handspike motor (1)；It further include flexibility
Natural gas supply pipe (9), the outlet side of the natural gas supply pipe (9) connects the gas adapter (3)；The natural gas
Supply pipe (9) is connected to the natural gas supply channel (26) by gas adapter (3)；
It also spirals in the shape of a spiral between the furnace core (21) and the spiral heat exchange tube (19) and is provided with ethyl alcohol vapor lamp (20)；Institute
The pipe outside diameter for stating ethyl alcohol vapor lamp (20) is narrower than the pipe outside diameter of the spiral heat exchange tube (19), and the ethyl alcohol vapor lamp (20)
Spiral away from be greater than the spiral heat exchange tube (19) spiral away from；One end of the ethyl alcohol vapor lamp (20) is connected by transfer tube (31)
Lead to the alcohol vapour channel (27), the ethanol liquid supply pipe (7) outside the other end connection of the ethyl alcohol vapor lamp (20),
The check valve for preventing gas reflux is additionally provided on the ethanol liquid supply pipe (7)；The alcohol vapour channel (27) and day
Air pressure inductor is provided in right gas channel (28)；Electronic lighter is provided in the furnace chamber (18).
5. a kind of application method of the boiler of Horizontal type natural gas composite fuel according to claim 4, it is characterised in that:
The heating means of tail gas heating furnace body (77): the high-temperature flue gas that burning generates in main furnace body (6) interior furnace chamber (18) passes through heat
Cigarette conduit (8) sprays to taper smoke input chamber (73) and stores in smoke chamber (84), and then in taper smoke input chamber (73) and storage smoke chamber (84)
High-temperature flue gas is entered in spiral exhaust gases passes (76) by spiral left end entrance (88), and along the spiral exhaust gases passes (76)
Direction flowing is extended spirally, comes into full contact with the spiral preheating water during high-temperature flue gas flows through spiral exhaust gases passes (76)
Pipe (85) is simultaneously evenly heated spiral preheating water pipe (85), so to water for flowing through in spiral preheating water pipe (85) into
The preliminary preheating of row, spiral preheat the water in water pipe (85) and flow into main furnace body (6) by transition water pipe (75) after tentatively preheating
In interior spiral heat exchange tube (19)；Flue gas flows through spiral exhaust gases passes (76) afterwards by flue gas passing away (79) and smoke exhaust pipe
(71) it is discharged, flows continuously through the flue gas also having surplus heat in flue gas passing away (79), and then make entire flue gas passing away (79)
Form insulating layer, the heat losses effectivelying prevent in the first tubular wall body (78)；
The heating means of main furnace body (6): starting combustion air booster fan (5), and then make to be formed in annular chamber (15) combustion-supporting
Air wind pressure, and then the combustion air in annular chamber (15) is constantly uniformly connected by several combustion air air inlets (16) in a steady stream
It is continuous to import in alcohol vapour channel (27)；Start line handspike motor (1) at the same time, line handspike (2) made to do contractile motion,
And then the movement of dish type partition (29) is gradually distance from piston (25), until all combustion gas squit holes on furnace core (21)
(22) natural gas channel (28) are connected to, natural gas supply pipe (9) is continuously natural to natural gas supply channel (26) supply at this time
Gas, and then make to form natural gas air pressure in natural gas channel (28), and then the pressure accumulation natural gas in natural gas channel (28) passes through
Several combustion gas squit holes (22) spray cylindricality furnace chamber (18) in divergent shape, start the electronic striking dress in furnace chamber (18) at the same time
It sets, and then several combustion gas squit holes (22) is made to spray combustion of natural gas flame, and then flame to cylindricality furnace chamber (18) in divergent shape
End uniformly sprays on spiral heat exchange tube (19), and then heats spiral heat exchange tube (19) sufficiently, and then to its spiral heat exchange tube
(19) water flowed through in carries out continuous heating；Ethyl alcohol vapor lamp (20) is totally submerged in the fire in cylindricality furnace chamber (18) at the same time
In flame, and then ethyl alcohol vapor lamp (20) is made to be in continuous high temperature state；Start line handspike motor (1) at this time, makes line handspike
(2) stretching motion is done, and then moves closer to the movement of dish type partition (29) with piston (25), until natural gas channel (28)
It is identical as the axial length of alcohol vapour channel (27)；Ethanol liquid supply pipe (7) continues to ethyl alcohol vapor lamp at the same time
(20) liquid ethanol is supplied, the liquid ethanol flowed into the ethyl alcohol vapor lamp (20) is gasified rapidly, and the gas after gasification
Alcohol vapour is imported into alcohol vapour channel (27) rapidly by transfer tube (31), and then makes alcohol vapour channel (27) interior shape
At the alcohol vapour of pressure accumulation, several combustion gas squit holes (22) for being connected at this time with alcohol vapour channel (27) are in divergent shape to column
Shape furnace chamber (18) sprays alcohol vapour, and several combustion gas squit holes (22) being connected at the same time with natural gas channel (28) are in hair
Bulk sprays natural gas, and then several combustion gas squit holes (22) being connected with alcohol vapour channel (27) to cylindricality furnace chamber (18)
Alcohol vapour combustion flame, several gas injections being connected with natural gas channel (28) are sprayed to cylindricality furnace chamber (18) in divergent shape
Portal (22) in divergent shape to cylindricality furnace chamber (18) spray combustion of natural gas flame；And then the natural gas fire in cylindricality furnace chamber (18)
Flame and alcohol vapour flame carry out continuous heating to the water flowed through in its spiral heat exchange tube (19) jointly, and then make hot water delivery line
(10) hot water is persistently exported in；Air pressure inductor at the same time in alcohol vapour channel (27) and natural gas channel (28) is real-time
Its air pressure is monitored, if the air pressure in alcohol vapour channel (27) is greater than the air pressure in natural gas channel (28), and then drives piston
(25) it is gradually distance from the movement of dish type partition (29), and then reduces the combustion gas squit hole (22) of connection alcohol vapour channel (27)
Quantity, reduce the unit time spray volume of alcohol vapour channel (27), and then play restriction effect, make alcohol vapour channel
(27) air pressure in increases, until the air pressure in alcohol vapour channel (27) is identical as the air pressure in natural gas channel (28), into
And guarantee the injection uniformity of whole flame；Similarly, if the air pressure in alcohol vapour channel (27) is less than natural gas channel (28)
Interior air pressure, and then driving piston (25) moves closer to the movement of dish type partition (29).
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Effective date of registration: 20201221 Address after: 242000 Langxi County Economic Development Zone, Xuancheng, Anhui Applicant after: ANHUI DEQI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 226100 central street, Wanghao Town, Haimen City, Nantong City, Jiangsu Province Applicant before: Cui Xiaoqin |
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Denomination of invention: A horizontal natural gas combined fuel boiler and its working method Effective date of registration: 20221118 Granted publication date: 20210108 Pledgee: Anhui Langxi Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI DEQI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2022980022401 |
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