CN208703921U - New-type coal gasifying stove baker burner - Google Patents
New-type coal gasifying stove baker burner Download PDFInfo
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- CN208703921U CN208703921U CN201821215784.XU CN201821215784U CN208703921U CN 208703921 U CN208703921 U CN 208703921U CN 201821215784 U CN201821215784 U CN 201821215784U CN 208703921 U CN208703921 U CN 208703921U
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Abstract
The utility model discloses a kind of New-type coal gasifying stove baker burners, it includes ignitron, it is equipped with spark lever inside ignitron, is successively arranged with fuel gas conduit, combustion-supporting tracheae outside ignitron, a circle combustion gas distributor pipe is along the circumferential direction equipped on side side wall of the fuel gas conduit close to ignitron outlet end；The gas turbulator of annular is equipped between the combustion-supporting tracheae and fuel gas conduit close to the outlet end side of ignitron；Pass through flanged joint combuster on outer wall of the combustion-supporting tracheae close to outlet end.The utility model has the advantage of cyclone and combustion gas distributor pipe make combustion-supporting gas and combustion gas be evenly distributed, and avoid the detonation of burner part and high temperature, extend the service life of burner, and the maintenance cost of burner is reduced to the 10%-30% before improving；It is equipped with combustion chamber in combustion-supporting tracheae outlet end outer sheath, prevents the outlet of baker burner from directly spraying open fire, prevents material in furnace to be sintered, guarantee going on smoothly for subsequent reactions；And avoid the gasification furnace body near open fire damage baker burner.
Description
Technical field:
The utility model relates to coal gasification apparatus, and in particular to a kind of New-type coal gasifying stove baker burner.
Background technique:
Coal gasification, which refers to, to be sent into the coal Jing Guo proper treatment in gasification furnace, under certain temperature and pressure, and gasification
Agent reacts to obtain the process of synthesis gas.It needs to carry out baker processing before gasification furnace charging, gasification furnace internal temperature is improved to specified
Range then passes to coal dust and gasifying agent, and coal dust is ignited, and gasifier temperature steps up to technique and requires temperature, and at this
At a temperature of carry out coal gasification reaction.Gasification furnace generally use baker burner carry out baker, existing baker burner by blast tube,
The igniter composition of air duct and setting in the air passageway.
Existing baker burner has the following problems in use: 1, combustion gas with help combustion gas mixing uneven, cause
Baker burner ignition difficulties, easily fire extinguishing, tempering；Combustion gas is unevenly distributed with combustion-supporting gas, leads to the part detonation of baker burner and height
Temperature, easy scaling loss need to often overhaul replacement；2, existing baker burner outlet is open fire, and open fire easily contacts with material in furnace and causes object
Material sintering, influences the progress of subsequent reactions, and open fire easily damages the gasification furnace body near baker burner；3, existing baker
Single-fuel gas is mostly arranged in burner and combustion-supporting gas enters channel, cannot change furnace atmosphere according to chamber temperature situation and be situated between
Matter, only using air as combustion-supporting gas, the proportion adjustment of oxygen and combustion gas is limited, and operating flexibility is poor, and flame intensity is poor, high temperature
Section heating rate is slow, and furnace drying time is long.
Utility model content:
The purpose of this utility model is to provide a kind of flame stabilizations, are not easy tempering fire extinguishing, do not have open fire outside combustion chamber, no
It will cause the New-type coal gasifying stove baker burner that material is sintered in furnace.
The utility model is implemented by following technical solution: New-type coal gasifying stove baker burner comprising ignitron, described
Spark lever is equipped with inside ignitron, the end of the spark lever is equipped with ignitor, and the ignitor is located at the ignitron
Outside, inside the ignitron close to the ignitor side be equipped with fire monitor equipment；
It is equipped with fuel gas conduit closed at both ends in the ignitron outer cover, in the fuel gas conduit close to the ignitron import
The side side wall at end is equipped with fuel gas with low heat value pipe and high heating value fuel gas conduit, in the fuel gas conduit close to the ignitron outlet end
Side side wall on be along the circumferential direction equipped with a circle combustion gas distributor pipe, the ignitor is located under the combustion gas distributor pipe
Side；
It is equipped with combustion-supporting tracheae in the fuel gas conduit outer cover, the combustion-supporting tracheae is close to one end of the ignitron input end
Closing is equipped with air hose and oxygen hose in the combustion-supporting tracheae on the side side wall of the ignitron input end, described to help
The open end of fuel gas conduit is connected with spray head, the combustion-supporting tracheae and the combustion gas in the outlet end side close to the ignitron
The gas turbulator of annular is equipped between pipe；
By flanged joint combuster on outer wall of the combustion-supporting tracheae close to outlet end, the combustion chamber includes resistance to
High-temperature metal outer wall is equipped with high temperature resistant castable refractory in the refractory metal inside outer wall；The outlet end of the spray head with
Ratio between the distance between outlet end of the combustion chamber and the diameter of the combustion-supporting tracheae is (2-4): 1, the burning
Ratio between the diameter of room and the diameter of the combustion-supporting tracheae is (1.3-2): 1.
Further, the direction on the air hose along inlet end to outlet side successively sets air flow rate adjustment valve and sky
Moral flow；Oxygen flow rate adjusting valve and oxygen throttling are successively arranged along the direction of inlet end to outlet side on the oxygen hose
Piece；Fuel gas with low heat value flow control valve and low is successively arranged along the direction of inlet end to outlet side on the fuel gas with low heat value pipe
Calorific value fuel gas flow regulator pieces；High heating value combustion gas stream is successively arranged along the direction of inlet end to outlet side in the high heating value fuel gas conduit
Adjustable valve and high heating value combustion gas flow regulator pieces.
Further, the axis of the axis of the air hose and the oxygen hose hangs down with the axis of the combustion-supporting tracheae respectively
Directly, air baffle plate and oxygen baffle plate are equipped on the inner wall of the combustion-supporting tracheae, the air hose and the oxygen hose
Outlet side between the air baffle plate and the oxygen baffle plate, the air baffle plate and the air hose axis it
Between included angle A be 20 ° -50 °, included angle B between the oxygen baffle plate and the oxygen hose axis is 20 ° -50 °.
Further, the angle C between the axis of the combustion gas distributor pipe and the axis of the fuel gas conduit is 30 ° -70 °.
Further, further include PLC controller, be equipped with temperature sensor, the fire inspection dress in the combustion chamber
The signal output end of the signal output end, the temperature sensor set is connect with the signal input part of the PLC controller respectively,
The signal output end of the PLC controller is adjusted with the spark lever, the air flow rate adjustment valve, the oxygen flow respectively
Valve, the fuel gas with low heat value flow control valve are connected with the signal input part of the high heating value gas consumption adjusting valve；The PLC
The brand of controller is Ying Weiteng, model IVC2.
Further, the temperature sensor is thermocouple, and the air flow rate adjustment valve, the oxygen flow are adjusted
Valve, the fuel gas with low heat value flow control valve and the high heating value gas consumption adjusting valve are respectively electrically-controlled valve.
The advantages of the utility model: 1, the combustion gas that combustion-supporting gas enters spray head and the discharge of combustion gas distributor pipe by cyclone is mixed
It closes, mixing is more uniform, avoids the generation of fire extinguishing, tempering phenomenon, and cyclone and combustion gas distributor pipe make combustion-supporting gas and combustion
Gas is evenly distributed, and avoids the detonation of burner part and high temperature, extends the service life of burner, and the maintenance cost of burner, which is reduced to, to be changed
Into preceding 10%-30%；2, it is equipped with combustion chamber in combustion-supporting tracheae outlet end outer sheath, prevents the outlet of baker burner from directly spraying bright
Fire prevents material in furnace to be sintered, and guarantees going on smoothly for subsequent reactions；And it avoids near open fire damage baker burner
Gasify furnace body；3, it is equipped with fuel gas with low heat value pipe and high heating value fuel gas conduit, low heat value can be changed according to chamber temperature situation
Ratio between fuel gas conduit and high heating value fuel gas conduit；Using air and oxygen as combustion-supporting gas, it can be achieved that oxygen and combustion gas are maximum
The proportion adjustment of range, flexible operation guarantee flame intensity, so that gasification furnace oven drying temperature is easier to control, shorten furnace drying time；
4, PLC controller, temperature sensor, each flow control valve are used cooperatively, and according to burning, indoor temperature automatic adjustment respectively burns
Ratio between medium, ensure that the temperature of hot fume in combustion chamber, to ensure that Baker effect.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the control schematic diagram of PLC controller.
Ignitron 1, spark lever 2, ignitor 3, fire monitor equipment 4, fuel gas conduit 5, fuel gas with low heat value pipe 6, high heating value combustion gas
Pipe 7, combustion gas distributor pipe 8, combustion-supporting tracheae 9, air hose 10, oxygen hose 11, spray head 12, gas turbulator 13, combustion chamber 14, air
Flow control valve 15, air throttle piece 16, oxygen flow rate adjusting valve 17, oxygen flow regulator pieces 18, fuel gas with low heat value flow control valve
19, fuel gas with low heat value flow regulator pieces 20, high heating value gas consumption adjusting valve 21, high heating value combustion gas flow regulator pieces 22, air baffle plate 23,
Oxygen baffle plate 24, PLC controller 25, temperature sensor 26.
Specific embodiment:
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1:
As shown in Figs. 1-2, New-type coal gasifying stove baker burner comprising
Ignitron 1, is equipped with spark lever 2 inside ignitron 1, and the end of spark lever 2 is equipped with ignitor 3, ignitor 3
Positioned at the outside of ignitron 1, fire monitor equipment 4 is equipped with close to the side of ignitor 3 in 1 inside of ignitron；
It is equipped with fuel gas conduit 5 closed at both ends in 1 outer cover of ignitron, in fuel gas conduit 5 close to the side of 1 input end of ignitron
Side wall is equipped with fuel gas with low heat value pipe 6 and high heating value fuel gas conduit 7, in fuel gas conduit 5 on the side side wall of 1 outlet end of ignitron
It is along the circumferential direction equipped with a circle combustion gas distributor pipe 8, ignitor 3 is located at the lower section of combustion gas distributor pipe 8；
It is equipped with combustion-supporting tracheae 9 in 5 outer cover of fuel gas conduit, combustion-supporting tracheae 9 is closed at one end close to 1 input end of ignitron,
Combustion-supporting tracheae 9 is equipped with air hose 10 and oxygen hose 11, the opening of combustion-supporting tracheae 9 close to the side side wall of 1 input end of ignitron
End is connected with spray head 12, and gas cyclone is equipped between the combustion-supporting tracheae 9 and fuel gas conduit 5 close to the outlet end side of ignitron 1
Device 13；
By flanged joint combuster 14 on outer wall of the combustion-supporting tracheae 9 close to outlet end, combustion chamber 14 includes resistance to height
Warm metal outer wall is equipped with high temperature resistant castable refractory in refractory metal inside outer wall；The outlet end and combustion chamber 14 of spray head 12
Ratio between the diameter of combustion-supporting tracheae 9 of the distance between outlet end be 2:1, the diameter of combustion chamber 14 and combustion-supporting tracheae 9
Diameter between ratio be 1.3:1.
Air flow rate adjustment valve 15 and air throttle piece are successively set along the direction of inlet end to outlet side on air hose 10
16；Oxygen flow rate adjusting valve 17 and oxygen flow regulator pieces 18 are successively arranged along the direction of inlet end to outlet side on oxygen hose 11；
Fuel gas with low heat value flow control valve 19 and low heat value are successively arranged along the direction of inlet end to outlet side on fuel gas with low heat value pipe 6
Combustion gas flow regulator pieces 20；High heating value gas flow tune is successively arranged along the direction of inlet end to outlet side in high heating value fuel gas conduit 7
Save valve 21 and high heating value combustion gas flow regulator pieces 22.
The axis of air hose 10 and the axis of oxygen hose 11 are vertical with the axis of combustion-supporting tracheae 9 respectively, in combustion-supporting tracheae 9
Inner wall is equipped with air baffle plate 23 and oxygen baffle plate 24, and the outlet side of air hose 10 and oxygen hose 11 is located at air baffle plate
Between 23 and oxygen baffle plate 24, the included angle A between 10 axis of air baffle plate 23 and air hose is 20 °, oxygen baffle plate
Included angle B between 24 and 11 axis of oxygen hose is 20 °.
Angle C between the axis of combustion gas distributor pipe 8 and the axis of fuel gas conduit 5 is 70 °.
It further includes PLC controller 25, and temperature sensor 26 is equipped with inside combustion chamber 14, and the signal of fire monitor equipment 4 is defeated
Outlet, temperature sensor 26 signal output end connect respectively with the signal input part of PLC controller 25, PLC controller 25
Signal output end is adjusted with spark lever 2, air flow rate adjustment valve 15, oxygen flow rate adjusting valve 17, fuel gas with low heat value flow respectively
Valve 19 is connected with the signal input part of high heating value gas consumption adjusting valve 21.
Temperature sensor 26 is thermocouple, air flow rate adjustment valve 15, oxygen flow rate adjusting valve 17, fuel gas with low heat value flow
Regulating valve 19 and high heating value gas consumption adjusting valve 21 are respectively electrically-controlled valve.
Working principle:
In baker initial phase, air, oxygen and fuel gas with low heat value are first passed through into burner, air is discharged from air hose 10
It is moved by 23 baffling of air baffle plate to 11 outgassing direction of oxygen hose, oxygen is after the discharge of oxygen hose 11 through oxygen baffle plate 24
Baffling is moved to 10 outgassing direction of air hose；Air and oxygen after baffling are mixed, to the outlet of combustion-supporting tracheae 9 after mixing
End motion is entered in spray head 12 by 13 back spin stream of gas turbulator, and the fuel gas with low heat value being discharged with combustion gas distributor pipe 8 mixes；
Air baffle plate 23, oxygen baffle plate 24, gas turbulator 13, combustion gas distributor pipe 8 are used cooperatively, so that combustion gas and combustion-supporting gas are mixed
Splitting or integrating cloth it is more uniform, avoid the detonation of burner part and high temperature, extend the service life of burner, the maintenance cost of burner
The 10%-30% being reduced to before improving, and avoid the generation of fire extinguishing, tempering phenomenon；Air throttle piece 16, oxygen flow regulator pieces
18, fuel gas with low heat value flow regulator pieces 20 carry out current limliting processing to air, oxygen, fuel gas with low heat value respectively, guarantee air, oxygen, low
When calorific value fuel gas has certain pressure oscillation, burn still stable.PLC controller 25 sends ignition signal, igniting to spark lever 2
The ignitor 3 of 2 end of bar is lighted a fire, and by the gas ignition in spray head 12, fire monitor equipment 4 is monitored flame, works as inspection
After measuring flare up fire, PLC controller 25 to spark lever 2 send stop igniting signal, after flame is formed, fire monitor equipment 4 after
It is continuous that flare up fire is detected, it prevents combustion-supporting gas and combustion gas when fray-out of flame from continuing to be passed through, avoids waste of fuel or generate peace
Full accident；The flame that gas burning generates is in combustion chamber 14, prevents the outlet of baker burner from directly spraying open fire for object in furnace
Material is sintered, and guarantees going on smoothly for subsequent reactions, and avoids the gasification furnace body near open fire damage baker burner.
Temperature sensor 26 in combustion chamber 14 measures the temperature in combustion chamber 14, and temperature value is transferred to PLC control
Device 25 processed, when temperature is lower than preset baker required temperature, PLC controller 25 is to air flow rate adjustment valve 15 and oxygen flow
Regulating valve 17 sends adjustment signal, and the aperture of air flow rate adjustment valve 15 is turned down, and the aperture of oxygen flow rate adjusting valve 17 tunes up, and makes
Oxygen concentration in combustion-supporting gas increases, if temperature is still below preset baker required temperature, PLC controller 25 is to low heat value
The transmission of gas consumption adjusting valve 19 tunes up signal, increases the flow of fuel gas with low heat value, to increase the temperature of flame, improves burning
Temperature in room 14.
Reach baker be rapidly heated section or high temperature calefactive interzone when, PLC controller 25 to fuel gas with low heat value flow adjust
Valve 19, which is sent, reduces flow signal, sends open signal to high heating value gas consumption adjusting valve 21, combustion gas is switched to high low-heat
Value air mixture is passed through mode, the temperature for guaranteeing the temperature rise speed of gasification furnace and rising to；PLC controller 25, temperature sensor 26,
Each flow control valve is used cooperatively, and according to the ratio between each combustion medium of temperature automatic adjustment in combustion chamber 14, ensure that combustion
The temperature for burning hot fume in room 14, to ensure that Baker effect.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. New-type coal gasifying stove baker burner, which is characterized in that it includes
Ignitron, is equipped with spark lever inside the ignitron, and the end of the spark lever is equipped with ignitor, the ignition power
Pole is located at the outside of the ignitron, is equipped with fire monitor equipment close to the side of the ignitor inside the ignitron；
It is equipped with fuel gas conduit closed at both ends in the ignitron outer cover, in the fuel gas conduit close to the ignitron input end
Side side wall is equipped with fuel gas with low heat value pipe and high heating value fuel gas conduit, in the fuel gas conduit close to the one of the ignitron outlet end
A circle combustion gas distributor pipe is along the circumferential direction equipped on the side wall of side, the ignitor is located at the lower section of the combustion gas distributor pipe；
Combustion-supporting tracheae, an end seal of the combustion-supporting tracheae close to the ignitron input end are equipped in the fuel gas conduit outer cover
It closes, is equipped with air hose and oxygen hose on the side side wall of the ignitron input end in the combustion-supporting tracheae, it is described combustion-supporting
The open end of tracheae is connected with spray head, the combustion-supporting tracheae and the fuel gas conduit in the outlet end side close to the ignitron
Between be equipped with annular gas turbulator；
By flanged joint combuster on outer wall of the combustion-supporting tracheae close to outlet end, the combustion chamber includes high temperature resistant
Metal outer wall is equipped with high temperature resistant castable refractory in the refractory metal inside outer wall；The outlet end of the spray head with it is described
Ratio between the distance between outlet end of combustion chamber and the diameter of the combustion-supporting tracheae is (2-4): 1, the combustion chamber
Ratio between diameter and the diameter of the combustion-supporting tracheae is (1.3-2): 1.
2. New-type coal gasifying stove baker burner according to claim 1, which is characterized in that along air inlet on the air hose
End to the direction of outlet side successively sets air flow rate adjustment valve and air throttle piece；Along inlet end to outlet on the oxygen hose
The direction at end is successively arranged oxygen flow rate adjusting valve and oxygen flow regulator pieces；Along inlet end to outlet on the fuel gas with low heat value pipe
The direction at end is successively arranged fuel gas with low heat value flow control valve and fuel gas with low heat value flow regulator pieces；The edge in the high heating value fuel gas conduit
The direction of inlet end to outlet side is successively arranged high heating value gas consumption adjusting valve and high heating value combustion gas flow regulator pieces.
3. New-type coal gasifying stove baker burner according to claim 1, which is characterized in that the axis of the air hose and institute
The axis for stating oxygen hose is vertical with the axis of the combustion-supporting tracheae respectively, and air baffling is equipped on the inner wall of the combustion-supporting tracheae
The outlet side of plate and oxygen baffle plate, the air hose and the oxygen hose is located at the air baffle plate and the oxygen baffling
Between plate, the included angle A between the air baffle plate and the air hose axis is 20 ° -50 °, the oxygen baffle plate and institute
Stating the included angle B between oxygen hose axis is 20 ° -50 °.
4. New-type coal gasifying stove baker burner according to claim 1, which is characterized in that the axis of the combustion gas distributor pipe
Angle C between the axis of the fuel gas conduit is 30 ° -70 °.
5. New-type coal gasifying stove baker burner according to claim 2, which is characterized in that it further includes PLC controller,
The combustion chamber is equipped with temperature sensor, and the signal output end of the fire monitor equipment, the signal of the temperature sensor are defeated
Outlet is connect with the signal input part of the PLC controller respectively, the signal output end of the PLC controller respectively with the point
Picker bar, the air flow rate adjustment valve, the oxygen flow rate adjusting valve, the fuel gas with low heat value flow control valve and the high fever
It is worth the signal input part connection of gas consumption adjusting valve.
6. New-type coal gasifying stove baker burner according to claim 5, which is characterized in that the temperature sensor is thermoelectricity
It is even, the air flow rate adjustment valve, the oxygen flow rate adjusting valve, the fuel gas with low heat value flow control valve and the high heating value
Gas consumption adjusting valve is respectively electrically-controlled valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821215784.XU CN208703921U (en) | 2018-07-27 | 2018-07-27 | New-type coal gasifying stove baker burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821215784.XU CN208703921U (en) | 2018-07-27 | 2018-07-27 | New-type coal gasifying stove baker burner |
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| Publication Number | Publication Date |
|---|---|
| CN208703921U true CN208703921U (en) | 2019-04-05 |
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ID=65940141
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821215784.XU Active CN208703921U (en) | 2018-07-27 | 2018-07-27 | New-type coal gasifying stove baker burner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736107A (en) * | 2019-11-18 | 2020-01-31 | 云南天朗能源科技有限公司 | Safety ignition control system and control method for heating furnace burners |
| CN111911928A (en) * | 2020-07-15 | 2020-11-10 | 江苏迈阳环保有限公司 | Low-nitrogen combustion device of gas boiler |
| CN113654082A (en) * | 2021-08-31 | 2021-11-16 | 宝钢工程技术集团有限公司 | Constant-power low-nitrogen oxide ignition gun and using method thereof |
-
2018
- 2018-07-27 CN CN201821215784.XU patent/CN208703921U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736107A (en) * | 2019-11-18 | 2020-01-31 | 云南天朗能源科技有限公司 | Safety ignition control system and control method for heating furnace burners |
| CN111911928A (en) * | 2020-07-15 | 2020-11-10 | 江苏迈阳环保有限公司 | Low-nitrogen combustion device of gas boiler |
| CN111911928B (en) * | 2020-07-15 | 2022-12-06 | 江苏迈阳环保有限公司 | Low-nitrogen combustion device of gas boiler |
| CN113654082A (en) * | 2021-08-31 | 2021-11-16 | 宝钢工程技术集团有限公司 | Constant-power low-nitrogen oxide ignition gun and using method thereof |
| CN113654082B (en) * | 2021-08-31 | 2023-11-17 | 宝钢工程技术集团有限公司 | Constant-power low-nitrogen oxide ignition gun and use method thereof |
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