CN108626716B - 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
- CN108626716B CN108626716B CN201810372444.6A CN201810372444A CN108626716B CN 108626716 B CN108626716 B CN 108626716B CN 201810372444 A CN201810372444 A CN 201810372444A CN 108626716 B CN108626716 B CN 108626716B
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- CN
- China
- Prior art keywords
- coal dust
- gear
- annular
- gear ring
- mounting plate
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- 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 for reducing coal dust firing discharge of poisonous waste, including rotary combustion chamber and the emission-control equipment connecting with rotary combustion chamber, are connected between the rotary combustion chamber and emission-control equipment by exhaust pipe；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 successively arranged catalyst layer, adsorbent layer and filter screen from top to bottom.Burner of the 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 technique
China's oil shortage of resources, but consumption is huge, largely relies on import.Currently, petroleum 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 guaranteeing 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
Starting, 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 got 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 urgent need of power plant.China be in the world maximum coal production state and
Country of consumption, coal accounts for 75% or so of China's energy demand total amount, well beyond 27% world average level at present.In this way
Energy Mix will not change within quite long period from now on.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%, and fire coal produces
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 amount is.For many years, for power station coal dust pot
Furnace, coal burner are the core components of station boiler.It develops steady combustion ability by force and can reduce the coal dust of discharge of poisonous waste
Burner is an important research direction.
Summary of the invention
The purpose of the present invention is to provide a kind of burners for 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 exhaust pipe；
The rotary combustion chamber includes coal dust firing burner hearth and the linkage that is installed on coal dust firing burner hearth；
The both ends of the coal dust firing burner hearth are provided with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Exhaust pipe 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
Cooperate 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 successively arranged catalyst layer, adsorbent layer and filter screen 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 the gear ring for being fixed on 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 shaft by bearing.
Further, the annular inboard of the annular mounting plate and coal dust firing burner hearth cooperate, the annular mounting plate
Annular inboard is installed on coal dust firing burner hearth by bearing.
Further, the annular mounting plate is installed in annular groove by bearing.
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 remove partly is gasified full combustion in outside burner hearth, being conducive to coal dust, and temperature is kept to stablize, and improves combustion stability, together
When, it rotates so that the mixing of air and coal dust more evenly, it is unevenly caused can to eliminate local concentration in coal dust firing burner hearth
Flame instability, to restrain the generation of carbon monoxide；Meanwhile the exhaust gas that coal dust firing generates can be filled by exhaust-gas treatment
It sets, catalyst layer, adsorbent layer and filter screen is equipped with inside emission-control equipment, can reduce harmful substance after coal dust firing
Discharge.
Detailed description of the invention
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 for reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 2 is a kind of structural schematic diagram for the burner for reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 3 is a kind of partial structural diagram for the burner for reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 4 is a kind of partial structural diagram for the burner for reducing coal dust firing discharge of poisonous waste of the present invention；
Fig. 5 is a kind of partial structural diagram for the burner for reducing coal dust firing discharge of poisonous waste of the present invention.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment 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, include rotary combustion chamber 1 and with
The emission-control equipment 2 that rotary combustion chamber 1 connects, passes through exhaust pipe 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；The both ends of coal dust firing burner hearth 11 are provided with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Exhaust pipe 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 exhaust pipe 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 is fixed on coal dust combustion
All side external surfaces of burner hearth 11 are burnt, several shafts 1201 are along the circumferential direction distributed on annular mounting plate 1202, on shaft 1201
First gear 1205 is installed, first gear 1205 is installed on shaft 1201 by bearing, first gear 1205 and gear ring ring
1208 engagements；The annular inboard and coal dust firing burner hearth 11 of annular mounting plate 1202 cooperate, the annular of annular mounting plate 1202
Inside is installed on coal dust firing burner hearth 11 by bearing；The annular outboard of annular mounting plate 1202 is installed on gear ring wheel 1203
On, the side inner surface of gear ring wheel 1203 is provided with annular groove 1204, and annular groove 1204 divides the gear ring on gear ring wheel 1203
Two parts up and down, the annular outboard cooperation of annular groove 1204 and annular mounting plate 1202 are segmented into, annular mounting plate 1202 passes through
Bearing is installed in annular groove 1204, and gear ring wheel 1203 is engaged with first gear 1205；Another table of annular mounting plate 1202
Face is equipped with active shaft 1206, and active shaft 1206 is connected with motor, and motor driven active shaft 1206 rotates, active shaft
Second gear 1207 is fixed on 1206, second gear 1207 is engaged with gear ring wheel 1203；
The inside of emission-control equipment 2 is successively arranged catalyst layer, adsorbent layer and filter screen, Catalytic Layer packet 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)；Including in adsorbent layer can absorbed portion dust, SO2、CO2、 NOxAdsorbent (absorption in the prior art
Agent)；Filter screen can prevent solia particle from escaping from emission-control equipment 2；
The working principle of the invention and mode: active shaft 1206 is connected with motor, and motor driven active shaft 1206 revolves
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 rotates so that coal dust lime-ash can be removed automatically in outside burner hearth, is conducive to coal dust
Half gasification full combustion, and temperature is kept to stablize, combustion stability is improved, meanwhile, it rotates so that in coal dust firing burner hearth 11
The mixing of air and coal dust more 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, be equipped with and urge inside emission-control equipment 2
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 better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (2)
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 exhaust pipe (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
Set (12)；
The both ends of the coal dust firing burner hearth (11) are provided with discarded gas outlet and coal dust feed inlet, and discarded discharge outlet is connected with
Exhaust pipe (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
It on powder burner hearth (11), is equipped with first gear (1205) on the shaft (1201), the first gear (1205) and tooth
Ring (1208) engagement；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)
It is divided into two parts up and down, the annular outboard cooperation of the annular groove (1204) and annular mounting plate (1202), 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), it is fixed with second gear (1207) on the active shaft (1206), the second gear (1207) and gear ring wheel
(1203) it engages；
The inside of the emission-control equipment (2) is successively arranged catalyst layer, adsorbent layer and filter screen from top to bottom；
The gear ring ring (1208) includes annular plate and the gear ring for being fixed on annular plate annular outboard, and the annular plate 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)；
The first gear (1205) is installed on shaft (1201) by bearing；
The annular inboard of the annular mounting plate (1202) and coal dust firing burner hearth (11) cooperate, the annular mounting plate (1202)
Annular inboard be installed on coal dust firing burner hearth (11) by bearing；
The annular mounting plate ((1202)) is installed in annular groove ((1204)) by bearing；
Active shaft (1206) is connected with motor, and motor driven active shaft (1206) rotates, fixed on active shaft (1206)
There are second gear (1207), by second gear (1207) and gear ring wheel (1203) engaged transmission, gear ring wheel (1203) rotation is led to
Cross gear ring wheel (1203) engaged with first gear (1205), first gear (1205) and gear ring ring (1208) engaged transmission, gear ring
It takes turns (1203) and drives gear ring ring (1208) rotation, gear ring ring (1208) is affixed on coal dust firing burner hearth (11), so band
Dynamic coal dust firing burner hearth (11) rotation.
2. a kind of burner for 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.
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 CN108626716A (en) | 2018-10-09 |
| CN108626716B true 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 |
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| CN (1) | CN108626716B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795380B (en) * | 2020-07-24 | 2022-09-13 | 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 |
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| CN108626716A (en) | 2018-10-09 |
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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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