CN108626716A - A kind of burner reducing coal dust firing discharge of poisonous waste - Google Patents
A kind of burner reducing coal dust firing discharge of poisonous waste Download PDFInfo
- Publication number
- CN108626716A CN108626716A CN201810372444.6A CN201810372444A CN108626716A CN 108626716 A CN108626716 A CN 108626716A CN 201810372444 A CN201810372444 A CN 201810372444A CN 108626716 A CN108626716 A CN 108626716A
- Authority
- CN
- China
- Prior art keywords
- coal dust
- annular
- dust firing
- mounting plate
- gear
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B30/00—Combustion apparatus with driven means for agitating the burning fuel; Combustion apparatus with driven means for advancing the burning fuel through the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
Abstract
The invention discloses a kind of burners reducing coal dust firing discharge of poisonous waste, including rotary combustion chamber and the emission-control equipment that is connect with rotary combustion chamber, are connected by discharge duct between the rotary combustion chamber and emission-control equipment；The rotary combustion chamber includes coal dust firing burner hearth and the linkage that is installed on coal dust firing burner hearth；The linkage includes shaft, annular mounting plate and gear ring ring, the annular mounting plate is fixed on the both ends of shaft, the annular mounting plate and gear ring ring are mounted on coal dust firing burner hearth, first gear is installed, the annular outboard of the annular mounting plate is installed on gear ring wheel on the shaft；Another surface of the annular mounting plate is equipped with active shaft；The inside of the emission-control equipment is equipped with catalyst layer, adsorbent layer and filter screen successively from top to bottom.The burner of the present invention can both improve combustion stability, additionally it is possible to reduce the discharge of harmful substance after coal dust firing.
Description
Technical field
The invention belongs to coal powder burning technology fields, and in particular, to a kind of to reduce coal dust firing discharge of poisonous waste
Burner.
Background technology
China's oil shortage of resources, but consumption is huge, largely relies on import.Currently, oil has become China's energy and warp
The strategic materials for safety of helping, are saved and alternative fuel oil has become the important measures for ensureing national energy and economic security.At present
Until, China installs total capacity as 700,000,000 kW or so, and wherein fired power generating unit accounts for the 75.6% of national installed capacity, boiler controller system
Start, blowing out and low load stable combustion need to consume a large amount of petroleum resources, year fuel consumption reach 18,640,000 tons, fuel consumption
The influence of getting worse will be caused to Chinese energy safety.Therefore, reduce cost of electricity-generating, realize energy-saving target, exploitation and
Development of new fuel-economizing boiler coal-ash combustor has become the active demand of power plant.China be in the world maximum coal production state and
Country of consumption, at present coal account for 75% or so of China's energy demand total amount, well beyond 27% world average level.In this way
Energy Mix in the period of considerably long from now in will not change.Coal combustion causes serious destruction to China's ecological environment,
The SO that coal combustion is discharged2Account for 87%, the CO always discharged2It accounts for 71%, NOx and accounts for 67%, dust accounts for 60%, fire coal production
It is raw seriously polluted to constrain China's energy industry or even entire national sustained economic development.NOxIt is the master for causing atmosphere pollution
One of pollution sources are wanted, it destroys ecological environment, moreover it is possible to form photochemical fog, endanger human health in addition to forming acid rain.
NOxHow much closely related with coal burner mode and burner hearth etc. discharge capacity is.For many years, for power station coal dust pot
Stove, coal burner are the core components of station boiler.It develops steady combustion ability by force and the coal dust of discharge of poisonous waste can be reduced
Burner is an important research direction.
Invention content
The purpose of the present invention is to provide a kind of burners reducing coal dust firing discharge of poisonous waste.
The purpose of the present invention can be achieved through the following technical solutions：
It is a kind of reduce coal dust firing discharge of poisonous waste burner, including rotary combustion chamber and with rotary combustion chamber
The emission-control equipment of connection is connected between the rotary combustion chamber and emission-control equipment by discharge duct；
The rotary combustion chamber includes coal dust firing burner hearth and the linkage that is installed on coal dust firing burner hearth；
The coal dust firing burner hearth is provided at both ends with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Discharge duct is equipped with coal dust feed pipe at coal dust feed inlet；
The linkage includes shaft, annular mounting plate and gear ring ring, and the annular mounting plate is fixed on the two of shaft
End, the annular mounting plate and gear ring ring are mounted on coal dust firing burner hearth, and first gear is equipped on the shaft, described
First gear is engaged with gear ring ring；The annular outboard of the annular mounting plate is installed on gear ring wheel, the side of the gear ring wheel
Inner surface is provided with annular groove, and the gear ring on gear ring wheel is divided into two parts up and down, the annular groove by the annular groove
Coordinate with the annular outboard of annular mounting plate, the gear ring wheel is engaged with first gear；Another surface of the annular mounting plate
Active shaft is installed, second gear is fixed on the active shaft, the second gear is engaged with gear ring wheel；
The inside of the emission-control equipment is equipped with catalyst layer, adsorbent layer and filter screen successively from top to bottom.
Further, the coal dust firing burner hearth is sheet metal component made of steel punching.
Further, the gear ring ring includes annular plate and is fixed on the gear ring of annular plate annular outboard, the annular plate
It is fixed on all side external surfaces of coal dust firing burner hearth.
Further, several shafts are along the circumferential direction distributed on annular mounting plate.
Further, the first gear is installed on by bearing on shaft.
Further, the annular inboard of the annular mounting plate coordinates with coal dust firing burner hearth, the annular mounting plate
Annular inboard is installed on by bearing on coal dust firing burner hearth.
Further, the annular mounting plate is installed on by bearing in annular groove.
Beneficial effects of the present invention：
The present invention is rotated by gear engaged transmission coal dust firing burner hearth, and coal dust firing burner hearth rotates so that coal dust lime-ash can
Automatic removing improves combustion stability, together in outside burner hearth, being conducive to coal dust partly gasification fully burning, and holding temperature stabilization
When, rotation makes the mixing of air and coal dust in coal dust firing burner hearth evenly, and it is uneven caused can to eliminate local concentration
Flame instability, to restrain the generation of carbon monoxide；Meanwhile the exhaust gas that coal dust firing generates can pass through exhaust-gas treatment dress
It sets, emission-control equipment is internally provided with catalyst layer, adsorbent layer and filter screen, can reduce harmful substance after coal dust firing
Discharge.
Description of the drawings
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is a kind of structural schematic diagram for the burner reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 2 is a kind of structural schematic diagram for the burner reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 3 is a kind of partial structural diagram for the burner reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 4 is a kind of partial structural diagram for the burner reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 5 is a kind of partial structural diagram for the burner reducing coal dust firing discharge of poisonous waste of the present invention.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
It is only a part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
All other embodiment that logical technical staff is obtained without creative efforts belongs to what the present invention protected
Range.
It is a kind of reduce coal dust firing discharge of poisonous waste burner, as shown in Fig. 2, including rotary combustion chamber 1 and with
The emission-control equipment 2 that rotary combustion chamber 1 connects, passes through discharge duct between rotary combustion chamber 1 and emission-control equipment 2
3 connections；
As shown in Figure 1, rotary combustion chamber 1 includes coal dust firing burner hearth 11 and is installed on coal dust firing burner hearth 11
Linkage 12；
As shown in figure 3, coal dust firing burner hearth 11 is sheet metal component made of steel punching, coal dust firing burner hearth 11 is used for coal
The burning of powder；Coal dust firing burner hearth 11 is provided at both ends with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Discharge duct 3 is equipped with coal dust feed pipe 1101 at coal dust feed inlet；Coal dust enters coal dust furnace by coal dust feed pipe 1101
Thorax 11, after completing burning, exhaust gas enters emission-control equipment 2 by discharge duct 3；
As shown in Figure 4,5, linkage 12 includes shaft 1201, annular mounting plate 1202 and gear ring ring 1208, annular peace
Loading board 1202 is fixed on the both ends of shaft 1201, and annular mounting plate 1202 and gear ring ring 1208 are mounted on coal dust firing burner hearth
On 11, wherein gear ring ring 1208 includes annular plate and the gear ring for being fixed on annular plate annular outboard, and annular plate 1208 is fixed on coal
All side external surfaces of powder burner hearth 11, several shafts 1201 are along the circumferential direction distributed on annular mounting plate 1202, shaft
First gear 1205 is installed on 1201, first gear 1205 is installed on by bearing on shaft 1201, first gear 1205 with
Gear ring ring 1208 engages；The annular inboard of annular mounting plate 1202 coordinates with coal dust firing burner hearth 11, annular mounting plate 1202
Annular inboard be installed on coal dust firing burner hearth 11 by bearing；The annular outboard of annular mounting plate 1202 is installed on gear ring wheel
On 1203, the side inner surface of gear ring wheel 1203 is provided with annular groove 1204, and annular groove 1204 is by the tooth on gear ring wheel 1203
Circle is divided into two parts up and down, and annular groove 1204 and the annular outboard of annular mounting plate 1202 coordinate, annular mounting plate 1202
It is installed in annular groove 1204 by bearing, gear ring wheel 1203 is engaged with first gear 1205；Annular mounting plate 1202 it is another
One surface is equipped with active shaft 1206, and active shaft 1206 is connected with motor, and motor drives active shaft 1206 to rotate, actively
Second gear 1207 is fixed on shaft 1206, second gear 1207 is engaged with gear ring wheel 1203；
The inside of emission-control equipment 2 is equipped with catalyst layer, adsorbent layer and filter screen, Catalytic Layer packet successively from top to bottom
Dust, SO can be reduced by including2、CO2、NOxThe catalyst that required temperature is aoxidized or decomposed with other harmful substances matter is (in the prior art
Catalyst)；Adsorbent layer includes can absorbed portion dust, SO2、CO2、 NOxAdsorbent (absorption in the prior art
Agent)；Filter screen can prevent solia particle from being escaped from emission-control equipment 2；
The operation principle and mode of the present invention：Active shaft 1206 is connected with motor, and motor drives active shaft 1206 to revolve
Turn, second gear 1207 is fixed on active shaft 1206, passes through 1203 engaged transmission of second gear 1207 and gear ring wheel, gear ring
1203 rotation of wheel is engaged by gear ring wheel 1203 with first gear 1205,1208 engaged transmission of first gear 1205 and gear ring ring,
Gear ring wheel 1203 drives gear ring ring 1208 to rotate, and gear ring ring 1208 is affixed on coal dust firing burner hearth 11, so drive coal
Powder burner hearth 11 rotates, and coal dust firing burner hearth 11, which rotates, makes coal dust lime-ash that can automatically remove in outside burner hearth, is conducive to coal dust
Half, which gasifies, fully burns, and temperature is kept to stablize, and improves combustion stability, meanwhile, rotation is so that in coal dust firing burner hearth 11
The mixing of air and coal dust evenly, can eliminate the uneven caused flame instability of local concentration, to restrain an oxygen
Change the generation of carbon；Meanwhile the exhaust gas that coal dust firing generates can pass through emission-control equipment 2, emission-control equipment 2, which is internally provided with, urges
Agent layer, adsorbent layer and filter screen can reduce the discharge of harmful substance after coal dust firing.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. it is a kind of reduce coal dust firing discharge of poisonous waste burner, which is characterized in that including rotary combustion chamber (1) and with
The emission-control equipment (2) of rotary combustion chamber (1) connection, between the rotary combustion chamber (1) and emission-control equipment (2)
It is connected by discharge duct (3)；
The rotary combustion chamber (1) includes coal dust firing burner hearth (11) and the linkage being installed on coal dust firing burner hearth (11) dress
It sets (12)；
The coal dust firing burner hearth (11) is provided at both ends with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Discharge duct (3) is equipped with coal dust feed pipe (1101) at coal dust feed inlet；
The linkage (12) includes shaft (1201), annular mounting plate (1202) and gear ring ring (1208), the annular peace
Loading board (1202) is fixed on the both ends of shaft (1201), and the annular mounting plate (1202) and gear ring ring (1208) are mounted on coal
On powder burner hearth (11), first gear (1205), the first gear (1205) and tooth are installed on the shaft (1201)
Ring (1208) engages；The annular outboard of the annular mounting plate (1202) is installed on gear ring wheel (1203), the gear ring wheel
(1203) side inner surface is provided with annular groove (1204), and the annular groove (1204) is by the gear ring on gear ring wheel (1203)
Two parts up and down are divided into, the annular groove (1204) and the annular outboard of annular mounting plate (1202) coordinate, the gear ring
Wheel (1203) is engaged with first gear (1205)；Another surface of the annular mounting plate (1202) is equipped with active shaft
(1206), second gear (1207), the second gear (1207) and gear ring wheel are fixed on the active shaft (1206)
(1203) it engages；
The inside of the emission-control equipment (2) is equipped with catalyst layer, adsorbent layer and filter screen successively from top to bottom.
2. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that described
Coal dust firing burner hearth (11) is sheet metal component made of steel punching.
3. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that described
Gear ring ring (1208) includes annular plate and is fixed on the gear ring of annular plate annular outboard, and the annular plate (1208) is fixed on coal dust
All side external surfaces of burner hearth (11).
4. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that several
The shaft (1201) is along the circumferential direction distributed on annular mounting plate (1202).
5. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that described
First gear (1205) is installed on by bearing on shaft (1201).
6. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that described
The annular inboard of annular mounting plate (1202) coordinates with coal dust firing burner hearth (11), in the annular of the annular mounting plate (1202)
Side is installed on by bearing on coal dust firing burner hearth (11).
7. a kind of burner reducing coal dust firing discharge of poisonous waste according to claim 1, which is characterized in that described
Annular mounting plate (1202) is installed on by bearing in annular groove (1204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372444.6A CN108626716B (en) | 2018-04-24 | 2018-04-24 | A kind of burner reducing coal dust firing discharge of poisonous waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372444.6A CN108626716B (en) | 2018-04-24 | 2018-04-24 | A kind of burner reducing coal dust firing discharge of poisonous waste |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626716A true CN108626716A (en) | 2018-10-09 |
| CN108626716B CN108626716B (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810372444.6A Active CN108626716B (en) | 2018-04-24 | 2018-04-24 | A kind of burner reducing coal dust firing discharge of poisonous waste |
Country Status (1)
| Country | Link |
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| CN (1) | CN108626716B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795380A (en) * | 2020-07-24 | 2020-10-20 | 邢台职业技术学院 | Rotary automatic burner and use method thereof |
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| JPH09210310A (en) * | 1996-01-31 | 1997-08-12 | Toyotomi Co Ltd | Ignition device for petroleum combustor |
| CN101292116A (en) * | 2005-11-11 | 2008-10-22 | Khd洪保德韦达克有限公司 | Rotary furnace burner |
| CN204213934U (en) * | 2014-10-17 | 2015-03-18 | 郏县中联天广水泥有限公司 | Self-cleaning burner |
| CN105910102A (en) * | 2016-05-27 | 2016-08-31 | 中国科学技术大学 | Fire cyclone type combustor |
| CN106152168A (en) * | 2016-08-29 | 2016-11-23 | 西安圣华农业科技股份有限公司 | Inner cylinder rotating formula biomass particle burner |
| CN206073122U (en) * | 2016-08-29 | 2017-04-05 | 西安圣华农业科技股份有限公司 | Rotatable biomass particle burner in a kind of |
| CN107101195A (en) * | 2017-06-28 | 2017-08-29 | 长汀县鸿铭机电设备有限公司 | The rotary burner hearth of biomass combustion machine |
| CN107297139A (en) * | 2016-04-16 | 2017-10-27 | 华玉娣 | The coating processes of trapezoidal exhaust gas filter and honeycomb substrate |
| CN107304697A (en) * | 2016-04-21 | 2017-10-31 | 华玉娣 | The coating processes of exhaust purifier and honeycomb substrate |
-
2018
- 2018-04-24 CN CN201810372444.6A patent/CN108626716B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09210310A (en) * | 1996-01-31 | 1997-08-12 | Toyotomi Co Ltd | Ignition device for petroleum combustor |
| CN101292116A (en) * | 2005-11-11 | 2008-10-22 | Khd洪保德韦达克有限公司 | Rotary furnace burner |
| CN204213934U (en) * | 2014-10-17 | 2015-03-18 | 郏县中联天广水泥有限公司 | Self-cleaning burner |
| CN107297139A (en) * | 2016-04-16 | 2017-10-27 | 华玉娣 | The coating processes of trapezoidal exhaust gas filter and honeycomb substrate |
| CN107304697A (en) * | 2016-04-21 | 2017-10-31 | 华玉娣 | The coating processes of exhaust purifier and honeycomb substrate |
| CN105910102A (en) * | 2016-05-27 | 2016-08-31 | 中国科学技术大学 | Fire cyclone type combustor |
| CN106152168A (en) * | 2016-08-29 | 2016-11-23 | 西安圣华农业科技股份有限公司 | Inner cylinder rotating formula biomass particle burner |
| CN206073122U (en) * | 2016-08-29 | 2017-04-05 | 西安圣华农业科技股份有限公司 | Rotatable biomass particle burner in a kind of |
| CN107101195A (en) * | 2017-06-28 | 2017-08-29 | 长汀县鸿铭机电设备有限公司 | The rotary burner hearth of biomass combustion machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795380A (en) * | 2020-07-24 | 2020-10-20 | 邢台职业技术学院 | Rotary automatic burner and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108626716B (en) | 2019-08-09 |
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Effective date of registration: 20190426 Address after: 236500 west side of the five floor of the administrative committee of Jieshou City Economic Development Zone, Fuyang, Anhui Applicant after: Jieshou Municipal Environmental Protection & Technology Co., Ltd. Address before: 236500 incubator of innovation and entrepreneurship Park in Jieshou City, Fuyang, Anhui Applicant before: Anhui Chuangli Productivity Promotion Center Co. Ltd. |
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Effective date of registration: 20200319 Address after: 100029, Chaoyang District, Beichen West Road, No. 69, 19 to 20, unit 3, 2008, Beijing Patentee after: Beijing Puneng International Investment Limited Address before: 236500 west side of the five floor of the administrative committee of Jieshou City Economic Development Zone, Fuyang, Anhui Patentee before: JIESHOU YINGFENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20200903 Address after: 100029, Chaoyang District, Beichen West Road, No. 69, 19 to 20, unit 3, 2008, Beijing Patentee after: Environmental Science Research Institute Co.,Ltd. Beijing Zhongaotong Address before: 100029, Chaoyang District, Beichen West Road, No. 69, 19 to 20, unit 3, 2008, Beijing Patentee before: Beijing Puneng International Investment Ltd. |