CN205710616U - A kind of pulverized coal gasification furnace from carrying vapour - Google Patents
A kind of pulverized coal gasification furnace from carrying vapour Download PDFInfo
- Publication number
- CN205710616U CN205710616U CN201620352248.9U CN201620352248U CN205710616U CN 205710616 U CN205710616 U CN 205710616U CN 201620352248 U CN201620352248 U CN 201620352248U CN 205710616 U CN205710616 U CN 205710616U
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- CN
- China
- Prior art keywords
- gasification furnace
- burner hearth
- water leg
- steam
- coal dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The utility model discloses a kind of pulverized coal gasification furnace from carrying vapour, including: gasification furnace top cover, aerator, gasification furnace burner hearth, lighter, water leg, annular steam pipe, steam valve, water pump, poly-slag bath and slag extractor；Described water leg is positioned at described gasification furnace burner hearth and the outside of described poly-slag bath；Described annular steam pipe can be placed in described water leg, it is also possible to is placed in outside described water leg；Described water leg top communicates with described steam valve arrival end, and the described steam valve port of export and the connection of described annular steam pipe, equipped with some steam jets on described annular steam pipe, described steam jet connects with described gasification furnace burner hearth.This utility model is from the pulverized coal gasification furnace of carrying vapour, use cyclone mode that air and coal dust are entered in stove after uniformly mixed combustion from top of gasification furnace, spray into the steam in burner hearth carry out series of chemical with generation in water jacket of the furnace body own the steam jet through annular steam pipe, coal dust is fully converted into coal gas, make subsequent combustion more fully thoroughly, reach energy-conserving and environment-protective purpose.
Description
Technical field
This utility model relates to industrial combustion technical field, it is particularly used for the drying heating of the industries such as smelting iron and steel, Industrial Boiler, chemical industry equipment, grain processing, road building machine, building materials, carry out, with coal dust, the intermediate equipment burnt for fuel, particularly relate to a kind of pulverized coal gasification furnace from carrying vapour.
Background technology
At present, the drying heating of industrial circle, a lot of modes using coal dust directly to burn.Due to incomplete combustion, the burnout rate of carbon is low, and coal dust is to burn at high operating temperatures, causes discharge waste gas black smoke billowing and containing exceeding standard the material such as particulate matter and nitrogen oxides, causes serious environmental pollution, thus the most energy-conservation the most not environmentally.
Utility model content
This utility model mainly solving the technical problems that provide a kind of from carrying vapour pulverized coal gasification furnace, use cyclone mode that air and coal dust are sprayed in stove after uniform mixed combustion from top of gasification furnace, series of chemical is carried out with generation in self water leg the steam in annular steam pipe sprays into burner hearth, coal dust is fully converted into coal gas, make subsequent combustion more fully thoroughly, reach energy-conserving and environment-protective purpose.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of pulverized coal gasification furnace from carrying vapour, including:
Gasification furnace top cover, aerator, gasification furnace burner hearth, lighter, water leg, annular steam pipe, steam valve, water pump, poly-slag bath and slag extractor；
Coal dust cavity and air cavity, described coal dust cavity is had to connect with power transportation pipe in described gasification furnace top cover；Described air cavity connects with described aerator；The outlet of described coal dust cavity and air cavity is all welded with dihedral vane, and blade is uniformly distributed in the form of a ring；Being provided with lighter and gas exit on described gasification furnace burner hearth, described lighter is positioned at the top of described gasification furnace burner hearth, and described gas exit is positioned at the bottom of described gasification furnace burner hearth；
Described water leg is positioned at described gasification furnace burner hearth and the outside of described poly-slag bath；Described annular steam pipe can be placed in described water leg, it is also possible to is placed in outside described water leg；Described water leg top connects with described steam valve arrival end, and the described steam valve port of export connects with described annular steam pipe, and equipped with some steam jets on described annular steam pipe, described steam jet connects with described gasification furnace burner hearth；Described water pump connects with water leg；
Described poly-slag bath is positioned at described gasification furnace burner hearth bottom, and connects with described gasification furnace burner hearth；
Described slag extractor connects with described poly-slag bath.
In one preferred embodiment of this utility model, build in described gasification furnace burner hearth and have refractory brick.
In one preferred embodiment of this utility model, the described big up and small down cone shape of poly-slag bath, described slag extractor is positioned at the bottom of described poly-slag bath.
In one preferred embodiment of this utility model, described water leg is coated with heat-insulation layer.
In one preferred embodiment of this utility model, inside described poly-slag bath and described slag extractor, there is water.
In one preferred embodiment of this utility model, described gas exit is connected with burner, and described power transportation pipe is connected with for coal dust device.
In one preferred embodiment of this utility model, described confession coal dust device includes coal pulverizer, coal dust pot, roots blower and rotary feeder, described coal pulverizer is connected with described coal dust pot, described coal dust pot is connected with described rotary feeder, and described roots blower and described rotary feeder are connected with described power transportation pipe.
The beneficial effects of the utility model are: this utility model from carrying vapour pulverized coal gasification furnace, have the advantage that
One, simple in construction, easy to make, compact, take up an area few.
Two, air, coal dust use eddy flow to spray into, mix homogeneously.Steam sprays through ring pipe nozzle, and uniformly, thoroughly, in coal dust, efficiency of carbon con version is high in gasification, and the thermal efficiency is high, reaches energy-saving and emission-reduction purpose.
Three, use steam to spray into gasification so that gasification furnace fire box temperature is low, test at about 1050 DEG C through test of many times, greatly reduce the generation of atmosphere pollution nitrogen oxides.
Four, the coal dust that sulfur content is big, can add calcium preparation in coal dust, and desulfurization in gasification furnace is very simple and convenient.
Five, slag is discharged in solid form, not secondary pollution environment.
Six, coal dust is after gasification, and burning is the cleanest, reaches energy-conserving and environment-protective purpose.
Accompanying drawing explanation
Fig. 1 be this utility model from carrying vapour the structural representation of pulverized coal gasification furnace one preferred embodiment；
Fig. 2 is the use view of shown pulverized coal gasification furnace.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
Referring to Fig. 1, this utility model embodiment includes:
A kind of from carrying vapour pulverized coal gasification furnace, including:
Lighter 61, power transportation pipe 62, gasification furnace top cover 63, gasification furnace burner hearth 64, aerator 65 water leg 66, poly-slag bath 67, water pump 68, slag extractor 69, steam valve 601, annular steam pipe 602 and steam jet 603.
Described lighter 61 is positioned at the top of described gasification furnace burner hearth 64.Gas exit is positioned at the bottom of described gasification furnace burner hearth 64.
Described gasification furnace top cover 63 is positioned at the top of described gasification furnace burner hearth 64, has coal dust cavity and air cavity in described gasification furnace top cover 63；Described coal dust cavity connects with power transportation pipe 62；Described air cavity connects with described aerator 65；The outlet of described coal dust cavity and air cavity is all welded with dihedral vane, and blade is uniformly distributed in the form of a ring；Described coal dust cavity exit forms coal dust air channel 631；Described air cavity goes out interruption-forming rotary wind road 632；Described coal dust air channel 631 and described rotation air channel 632 may insure that coal dust and air enter in gasification furnace burner hearth 64 with cyclone mode.Build in described gasification furnace burner hearth 64 and have refractory brick 641, coal dust a part of heat water in described refractory brick 641 is conducted to described water leg 66 during combustion gasification in described gasification furnace burner hearth 64 so that it is be heated generation steam.
The present embodiment is diagrammatically shown, described water leg 66 is positioned at described gasification furnace burner hearth 64 and the outside of described poly-slag bath 67, described water leg 66 connects with described steam valve 601, described steam valve 601 connects with described annular steam pipe 602, equipped with some equally distributed steam jets 603 on described annular steam pipe 602, described steam jet 603 connects through refractory brick with described gasification furnace burner hearth 64.Described water leg 66 is also connected with water pump 68, and the water in described water leg 66 is delivered in described water leg 66 by described water pump 68.Steam, is sprayed to gasification furnace burner hearth 64 by multiple steam jets 603 equally distributed on annular steam pipe 602 again to annular steam pipe 602 from described water leg 66 top entrance steam valve 601.
Described water leg 66 is outer with one layer of heat preservation layer.Described annular steam pipe 602 can also be arranged on outside water leg 66 in may be mounted at described water leg 66.
Described poly-slag bath 67 is positioned at bottom described gasification furnace burner hearth 64, and connects with described gasification furnace burner hearth 64；The cone shape that described poly-slag bath 67 is big up and small down.
Described slag extractor 69 connects with described poly-slag bath 67, and described slag extractor 69 is internal with described poly-slag bath 67 water.
Refer to Fig. 2, this utility model from carrying vapour the use state of pulverized coal gasification furnace as follows:
The gas exit of described pulverized coal gasification furnace 1 is connected with burner 7, and described power transportation pipe 5 is connected with for coal dust device.Described confession coal dust device includes roots blower 1, coal pulverizer 2, rotary feeder 3 and coal dust pot 4, described coal pulverizer 2 is connected with described coal dust pot 4, described coal dust pot 4 is connected with described rotary feeder 3, and described roots blower 1 and described rotary feeder 3 are connected with described power transportation pipe 5.
This utility model from carrying vapour the work process of pulverized coal gasification furnace as follows:
The air that coal dust that roots blower is sent here, aerator are sent here enters gasification furnace upper furnace through gasification furnace top cover with cyclone mode respectively, uniformly mixing ignited device are lighted and burn, produce mixed airflow in the middle part of gasification furnace burner hearth, the steam come in injection produces series of chemical, generates coal gas.Coal gas is discharged from lower furnace portion gas exit, to burner combustion.Lighter only plays ignition action, just extinguishes after lighting,
The slag that coal dust is formed during burning and gasification is discharged through slag extractor after precipitating in poly-slag bath.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (8)
1. one kind from the pulverized coal gasification furnace of carrying vapour, it is characterised in that including:
Gasification furnace top cover, aerator, gasification furnace burner hearth, lighter, water leg, annular steam pipe, steam valve, water pump, poly-slag bath and slag extractor；
Coal dust cavity and air cavity, described coal dust cavity is had to connect with power transportation pipe in described gasification furnace top cover；Described air cavity connects with described aerator；The outlet of described coal dust cavity and air cavity is all welded with dihedral vane, and blade is uniformly distributed in the form of a ring；
Being provided with lighter and gas exit on described gasification furnace burner hearth, described lighter is positioned at the top of described gasification furnace burner hearth, and described gas exit is positioned at the bottom of described gasification furnace burner hearth；
Described water leg is positioned at described gasification furnace burner hearth and the outside of described poly-slag bath；Described annular steam pipe can be placed in described water leg, it is also possible to is placed in outside described water leg；Described water leg top communicates with described steam valve arrival end, and the described steam valve port of export connects with described annular steam pipe, and equipped with some steam jets on described annular steam pipe, described steam jet connects with described gasification furnace burner hearth；Described water pump connects with described water leg；
Described poly-slag bath is positioned at described gasification furnace burner hearth bottom, and connects with described gasification furnace burner hearth；
Described slag extractor connects with described poly-slag bath.
Pulverized coal gasification furnace from carrying vapour the most according to claim 1, it is characterised in that build in described gasification furnace burner hearth and have refractory brick.
Pulverized coal gasification furnace from carrying vapour the most according to claim 1, it is characterised in that the described big up and small down cone shape of poly-slag bath, described slag extractor is positioned at the bottom of described poly-slag bath.
Pulverized coal gasification furnace from carrying vapour the most according to claim 1, it is characterised in that described chuck is also coated on outside described poly-slag bath.
Pulverized coal gasification furnace from carrying vapour the most according to claim 4, it is characterised in that described water leg is coated with heat-insulation layer.
Pulverized coal gasification furnace from carrying vapour the most according to claim 1, it is characterised in that have water inside described poly-slag bath and described slag extractor.
Pulverized coal gasification furnace from carrying vapour the most according to claim 1, it is characterised in that described gas exit is connected with burner, described power transportation pipe is connected with for coal dust device.
Pulverized coal gasification furnace from carrying vapour the most according to claim 7, it is characterized in that, described confession coal dust device includes coal pulverizer, coal dust pot, roots blower and rotary feeder, described coal pulverizer is connected with described coal dust pot, described coal dust pot is connected with described rotary feeder, and described roots blower and described rotary feeder are connected with described power transportation pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620352248.9U CN205710616U (en) | 2016-04-25 | 2016-04-25 | A kind of pulverized coal gasification furnace from carrying vapour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620352248.9U CN205710616U (en) | 2016-04-25 | 2016-04-25 | A kind of pulverized coal gasification furnace from carrying vapour |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205710616U true CN205710616U (en) | 2016-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620352248.9U Expired - Fee Related CN205710616U (en) | 2016-04-25 | 2016-04-25 | A kind of pulverized coal gasification furnace from carrying vapour |
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| CN (1) | CN205710616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110616086A (en) * | 2019-10-29 | 2019-12-27 | 河南心连心化学工业集团股份有限公司 | Multifunctional start-up extractor and method for gasification furnace |
-
2016
- 2016-04-25 CN CN201620352248.9U patent/CN205710616U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110616086A (en) * | 2019-10-29 | 2019-12-27 | 河南心连心化学工业集团股份有限公司 | Multifunctional start-up extractor and method for gasification furnace |
| CN110616086B (en) * | 2019-10-29 | 2024-03-29 | 河南心连心化学工业集团股份有限公司 | Multifunctional startup drawing device and method for gasification furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20180425 |