CN206746248U - Comprehensive atomization denitrating system - Google Patents
Comprehensive atomization denitrating system Download PDFInfo
- Publication number
- CN206746248U CN206746248U CN201720221682.8U CN201720221682U CN206746248U CN 206746248 U CN206746248 U CN 206746248U CN 201720221682 U CN201720221682 U CN 201720221682U CN 206746248 U CN206746248 U CN 206746248U
- Authority
- CN
- China
- Prior art keywords
- long
- furnace wall
- main body
- burner hearth
- gun
- 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.)
- Expired - Fee Related
Links
Landscapes
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
It the utility model is related to denitrating flue gas field, more particularly to comprehensive atomization denitrating system, including burner hearth, the furnace wall outside burner hearth in addition to several long atomizing lances and several short atomizing lances for wearing furnace wall and going deep into burner hearth are enclosed, long atomizing lance and short atomizing lance shift to install；Long atomizing lance includes the long barral of a gun being embedded in furnace wall and is installed on the first shower nozzle that long barral of a gun deviates from furnace wall side, the length of the long barral of a gun is more than the thickness of furnace wall, one end of the long barral of a gun is located in burner hearth, the short atomizing lance includes the short arm bar being embedded in furnace wall and is installed on the short shower nozzle that short arm bar deviates from furnace wall side, and the length of the short arm bar is equal to the thickness of furnace wall；First shower nozzle and short shower nozzle are respectively positioned in burner hearth；Also include the assisted atomization spray gun for being installed on burner hearth vertex.The utility model being atomized to the flue gas in burner hearth of comprehensive no dead angle, denitration effect it is good.
Description
Technical field
Denitrating flue gas field is the utility model is related to, more particularly to comprehensive atomization denitrating system.
Background technology
Boiler combustion produces a large amount of flue gases, and flue gas is the mixture of gas and flue dust, is the main of pollution residential block air
Reason.The composition of flue gas is very complicated, and gas includes vapor, SO2、N2、O2、CO、CO2, hydrocarbon and nitrogen oxidation close
Thing etc., flue dust include ash content, coal grain, oil droplet and high-temperature split product of fuel etc..Therefore pollution of the flue gas to environment is more
The combined pollution of kind poisonous substance.
Nitrogen oxides in flue gas can stimulate lung, make one the respiratory disease of more difficult resistance flu etc, breathing system
Unite problematic personage such as asthmatics, can be easier to be influenceed by nitrogen dioxide.For children, nitrogen oxides is likely to result in
Lung's development is impaired.
Therefore denitration process must be carried out to coal, denitration refers to remove the nitrogen oxides in flue gas, prevented the pollution of the environment.It is existing
Have in technology, through being handled frequently with atomization denitrating technique, processing unit is as shown in figure 1, mist in this denitrification apparatus
The change range of spray gun 1 is short, and the flue gas of the center section of burner hearth 2 is difficult to be capped, and many dead angles be present, therefore denitration effect is poor.
Utility model content
To solve the above problems, a kind of comprehensive no dead angle of energy of the utility model offer carries out mist to the flue gas in burner hearth
Change, the comprehensive atomization denitrating system that denitration effect is good.
Technical scheme is used by the utility model：Comprehensive atomization denitrating system, including burner hearth, enclose outside burner hearth
The furnace wall in portion in addition to several the long atomizing lances and several short atomizing lances for wearing furnace wall and going deep into burner hearth, it is described
Long atomizing lance and short atomizing lance shift to install；The long atomizing lance includes the long barral of a gun being embedded in furnace wall and is installed on
Long barral of a gun deviates from the first shower nozzle of furnace wall side, and the length of the long barral of a gun is more than the thickness of furnace wall, one end of the long barral of a gun
In burner hearth, the short atomizing lance includes the short arm bar being embedded in furnace wall and is installed on short arm bar away from furnace wall side
Second shower nozzle, the length of the short arm bar are equal to the thickness of furnace wall；First shower nozzle and the second shower nozzle are respectively positioned in burner hearth；Also
Assisted atomization spray gun including being installed on burner hearth vertex.
To being further improved to for above-mentioned technical proposal, first shower nozzle is in vertebral body shape, including the first main body and is set
Several first liquid outlets of the first body surfaces are placed in, the surface area that first main body connects the side of long barral of a gun is more than the back of the body
From the surface area of the side of long barral of a gun, several first liquid outlets are distributed in the first master on the axis specular of the first main body
Body surface face；Second shower nozzle is in vertebral body shape, including the second main body and is arranged at several of the second body surfaces and second goes out
Liquid mouth, the surface area of the side of the second main body connection short arm bar are more than the surface area away from the side of short arm bar, several
Second liquid outlet is distributed in the second body surfaces on the axis specular of the second main body.
To being further improved to for above-mentioned technical proposal, positioned at the axis of several the first liquid outlets of the first main body wall
Axis with the first main body is in 30 ° of acute angles；Positioned at the axis and the second main body of several the second liquid outlets of the second main body wall
Axis be in 30 ° of acute angles.
To being further improved to for above-mentioned technical proposal, filtering is equipped with first liquid outlet and the second liquid outlet
Net.
The beneficial effects of the utility model are：
1st, on the one hand, several long atomizing lances and several short atomizing lances have been shifted to install, due to long atomizing lance
Different with the barral of a gun length of short atomizing lance, the two range is different, and the region of the liquid covering of ejection is also different so that spray gun sprays
The liquid gone out can realize the denitration at comprehensive no dead angle, denitration effect is good preferably with the smoke contacts in burner hearth；Second party
Face, in addition to the assisted atomization spray gun of burner hearth vertex is installed on, because long atomizing lance and short atomizing lance can not be fine
Covering drift angle around, handled, further realized comprehensive without dead by the flue gas around assisted atomization spray gun vertical angles
The denitration at angle, denitration effect are good.
2nd, the first shower nozzle is in vertebral body shape, including the first main body and is arranged at several of the first body surfaces and first goes out liquid
Mouthful, the surface area that first main body connects the side of long barral of a gun is more than the surface area away from the side of long barral of a gun, and several the
One liquid outlet is distributed in the first body surfaces on the axis specular of the first main body；Second shower nozzle is in vertebral body shape,
Including the second main body and several second liquid outlets for being arranged at the second body surfaces, the one of the second main body connection short arm bar
The surface area of side is more than the surface area away from the side of short arm bar, axis mirror image of several second liquid outlets on the second main body
It is symmetrically distributed in the second body surfaces.First body surfaces of the first shower nozzle are provided with several first liquid outlets, the second shower nozzle
Second body surfaces are provided with several second liquid outlets, and liquid outlet quantity is more, and distributing position is wide, and spray regime is wide, further real
The denitration at existing comprehensive no dead angle, denitration effect are good；And first main body and the second body ends it is all larger, be easy to set more
Liquid outlet so that the liquid ejected can further be advantageous to improve denitration effect preferably with the smoke contacts in burner hearth.
3rd, the axis of several the first liquid outlets and the axis of the first main body positioned at the first main body wall are in 30 ° of acute angles；
It is in 30 ° of acute angles positioned at the axis of several the second liquid outlets of the second main body wall and the axis of the second main body.Sprayed through liquid outlet
The water smoke gone out and the first main body axis or the second main body axis are into 30 ° of acute angles, water smoke base caused by being avoided that this angle too small
This is parallel, and cleaning coverage is small, and this angle is excessive to cause that water smoke output resistance is big, range is short, impulsive force is small, and this angle is set
30 ° are calculated as, cleans wide coverage, and the hydraulic pressure of per share water smoke is big, denitration effect is good.
4th, screen pack is equipped with the first liquid outlet and the second liquid outlet, prevents the dust in burner hearth from entering in spray gun and making
Blocked into the first liquid outlet or the second liquid outlet, ensure that the liquid in spray gun can be ejected smoothly, improve denitration effect.
Brief description of the drawings
Fig. 1 is the structural representation of prior art；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is the cross-sectional view of the first shower nozzle of the present utility model；
Fig. 4 is the cross-sectional view of the second shower nozzle of the present utility model.
Embodiment
The utility model is further described below in conjunction with accompanying drawing.
As shown in Fig. 2 it is structural representation of the present utility model.
Comprehensive atomization denitrating system 100, including burner hearth 110, enclose the furnace wall 120 outside burner hearth 110 in addition to wear
If furnace wall 120 and several long atomizing lances 130 for going deep into burner hearth 110 and several short atomizing lances 140, long atomizing lance
130 and short atomizing lance 140 shift to install.
Long atomizing lance 130 includes the long barral of a gun 131 that is embedded in furnace wall 120 and is installed on long barral of a gun 131 deviating from furnace wall
First shower nozzle 132 of 120 sides, the length of long barral of a gun 131 are more than the thickness of furnace wall 120, and one end of long barral of a gun 131 is located at burner hearth
In 110, short atomizing lance 140 includes the short arm bar 141 that is embedded in furnace wall 120 and is installed on short arm bar 141 deviating from furnace wall 120
Second shower nozzle 142 of side, the length of short arm bar 141 are equal to the thickness of furnace wall 120；First shower nozzle 132 and the second shower nozzle 142 are equal
In burner hearth 110；Also include the assisted atomization spray gun 150 for being installed on the vertex of burner hearth 110.
As shown in Figure 3 and Figure 4, it is structural representation of the present utility model.
First shower nozzle 132 is in vertebral body shape, including the first main body 132a and is arranged at some of the first main body 132a surfaces
Individual first liquid outlet 132b, the surface area of the side of the first long barral of a gun 131 of main body 132a connections are more than one away from long barral of a gun 131
The surface area of side, several the first liquid outlet 132b are distributed in the first main body on the first main body 132a axis specular
132a surfaces；Second shower nozzle 142 is in vertebral body shape, including the second main body 142a and is arranged at some of the second main body 142a surfaces
Individual second liquid outlet 142b, the surface area of the side of the second main body 142a connection short arms bar 141 are more than away from short arm bar 141
The surface area of side, several the second liquid outlet 142b are distributed in the second main body on the second main body 142a axis specular
142a surfaces.First main body 132a surfaces of the first shower nozzle 132 are provided with several first liquid outlets 132b, the second shower nozzle 142
Second main body 142a surfaces are provided with several second liquid outlets 142b, and liquid outlet quantity is more, and distributing position is wide, and spray regime is wide,
Further realize the denitration at comprehensive no dead angle, denitration effect is good；And first main body 132a and the second main body 142a ends all compared with
Greatly, be easy to set more liquid outlets so that the liquid ejected can preferably with the smoke contacts in burner hearth 110, further
Be advantageous to improve denitration effect.
Positioned at several the first liquid outlets 132b axis and the first main body 132a axis of the first main body 132a side walls
In 30 ° of acute angles；Positioned at several the second liquid outlets 142b axis and the second main body 142a axle of the second main body 142a side walls
Line is in 30 ° of acute angles.The water smoke and the first main body 132a axis or the second main body 142a axis sprayed through liquid outlet is sharp into 30 °
Angle, water smoke caused by being avoided that this angle too small is substantially parallel, and cleaning coverage is small, and this angle is excessive to cause water smoke output resistance
Power is big, range is short, impulsive force is small, is 30 ° by this angle design, cleans wide coverage, and the hydraulic pressure of per share water smoke is big, denitration
Effect is good.
Screen pack (not shown) is equipped with first liquid outlet 132b and the second liquid outlet 142b, prevents burner hearth 110
Interior dust enters in spray gun and causes the first liquid outlet 132b or the second liquid outlet 142b to block, and ensures the liquid energy in spray gun
Smoothly eject, improve denitration effect.
On the one hand, several long atomizing lances 130 and several short atomizing lances 140 have been shifted to install, have been atomized due to long
Spray gun 130 is different with the barral of a gun length of short atomizing lance 140, and the two range is different, and the region of the liquid covering of ejection is also different,
The liquid that spray gun sprays is enabled to realize the denitration at comprehensive no dead angle, denitration effect preferably with the smoke contacts in burner hearth 110
Fruit is good；Second aspect, in addition to the assisted atomization spray gun 150 of the vertex of burner hearth 110 is installed on, due to the long He of atomizing lance 130
Short atomizing lance 140 can not be covered around drift angle well, carried out by the flue gas around the vertical angles of assisted atomization spray gun 150
Processing, further realizes the denitration at comprehensive no dead angle, and denitration effect is good.
Operation principle of the present utility model is：
Several long atomizing lance 130 and short atomizing lance 140 uniform intervals be arranged on furnace wall 120 on, due to the two
Barral of a gun length is different so that and long shower nozzle and the dislocation of the second shower nozzle 142 in burner hearth 110 reach different parts in burner hearth 110,
So as to carry out atomization denitration to the flue gas in burner hearth 110, denitration effect is good, meanwhile, the assisted atomization of the vertex of burner hearth 110 installation
Flue gas around the energy vertical angles of spray gun 150 is handled, and further improves denitration effect.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (4)
1. comprehensive atomization denitrating system, it is characterised in that：Including burner hearth, enclose the furnace wall outside burner hearth in addition to wear
Several long atomizing lances and several short atomizing lances in furnace wall and insertion burner hearth, the long atomizing lance and short atomization spray
Rifle shifts to install；The long atomizing lance includes the long barral of a gun being embedded in furnace wall and is installed on long barral of a gun away from furnace wall side
First shower nozzle, the length of the long barral of a gun are more than the thickness of furnace wall, and one end of the long barral of a gun is located in burner hearth, the short atomization
Spray gun includes the short arm bar being embedded in furnace wall and is installed on the second shower nozzle that short arm bar deviates from furnace wall side, the short arm bar
Length is equal to the thickness of furnace wall；First shower nozzle and the second shower nozzle are respectively positioned in burner hearth；Also include being installed on burner hearth vertex
Assisted atomization spray gun.
2. comprehensive atomization denitrating system according to claim 1, it is characterised in that：First shower nozzle is in vertebral body
Shape, including the first main body and several first liquid outlets for being arranged at the first body surfaces, first main body connect long barral of a gun
Side surface area be more than away from long barral of a gun side surface area, several axis of the first liquid outlet on the first main body
Specular is distributed in the first body surfaces；Second shower nozzle is in vertebral body shape, including the second main body and is arranged at the second master
Several second liquid outlets in body surface face, the surface area of the side of the second main body connection short arm bar are more than away from short arm bar
The surface area of side, several second liquid outlets are distributed in the second body surfaces on the axis specular of the second main body.
3. comprehensive atomization denitrating system according to claim 2, it is characterised in that：Positioned at some of the first main body wall
The axis of individual first liquid outlet and the axis of the first main body are in 30 ° of acute angles；Several positioned at the second main body wall second go out liquid
The axis of mouth and the axis of the second main body are in 30 ° of acute angles.
4. comprehensive atomization denitrating system according to claim 3, it is characterised in that：First liquid outlet and second goes out
Screen pack is equipped with liquid mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221682.8U CN206746248U (en) | 2017-03-08 | 2017-03-08 | Comprehensive atomization denitrating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221682.8U CN206746248U (en) | 2017-03-08 | 2017-03-08 | Comprehensive atomization denitrating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206746248U true CN206746248U (en) | 2017-12-15 |
Family
ID=60610011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720221682.8U Expired - Fee Related CN206746248U (en) | 2017-03-08 | 2017-03-08 | Comprehensive atomization denitrating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206746248U (en) |
-
2017
- 2017-03-08 CN CN201720221682.8U patent/CN206746248U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207871876U (en) | A kind of wet desulphurization swirling flow atomizing spray equipment | |
| CN104857799B (en) | Sulfur and dust removal device | |
| CN205517237U (en) | Smoke and dust purification treatment system that industrial waste handled | |
| CN101391175A (en) | Desulfurization dust collector for industrial furnace | |
| CN206746248U (en) | Comprehensive atomization denitrating system | |
| CN208574404U (en) | A kind of industrial fumes cleaning equipment | |
| CN203694900U (en) | Coal stove flue gas treatment device | |
| CN207169394U (en) | A kind of removing sulfur trioxide device suitable for large scale section flue | |
| CN208212868U (en) | A kind of SNCR denitrification spray gun | |
| CN208660812U (en) | A kind of danger wastes incineration flue gas tower | |
| CN208145733U (en) | A kind of shunt spray equipment suitable for wet desulphurization | |
| CN207119483U (en) | Spray gun device used in a kind of SNCR | |
| CN208542023U (en) | Coal-fired power station boiler compressed air is atomized calcium-based slurries and removes SO3Device | |
| CN208340492U (en) | A kind of coal-fired flue-gas sulfur trioxide removing means based on quenched trona | |
| CN206613365U (en) | A kind of multiple washing foaming smoke eliminator | |
| CN206823472U (en) | A kind of flue gas spray equipment | |
| CN201187786Y (en) | Smoke canal dust cleaning apparatus | |
| CN102626589A (en) | SNCR (Selective Non Catalytic Reduction) denitrification gun spraying system of large boiler and use method thereof | |
| CN202638209U (en) | Novel flue gas desulfurization deduster | |
| CN209696643U (en) | Gas burner coupling denitration spray ammonia mentions effect intensifying device | |
| CN206535405U (en) | A kind of desulfurization, denitration solid mercury device for coal-burning boiler | |
| CN206621987U (en) | A kind of dangerous waste incineration flue gas purifying equipment | |
| CN204769255U (en) | Atomizing spray gun | |
| CN205627433U (en) | Mutually two -way striking oil flow cigarette purifier of gas -liquid | |
| CN108404643A (en) | Coal-fired power station boiler compressed air is atomized calcium-based slurries and removes SO3Device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Omnidirectional atomization denitration system Effective date of registration: 20200827 Granted publication date: 20171215 Pledgee: Dongguan branch of Bank of Dongguan Co.,Ltd. Pledgor: DONGGUAN DANENG ENVIRONMENT SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2020980005484 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |