CN207179657U - A kind of burner of air drop passage and coal gas rising passway interlaced arrangement - Google Patents
A kind of burner of air drop passage and coal gas rising passway interlaced arrangement Download PDFInfo
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- CN207179657U CN207179657U CN201721091455.4U CN201721091455U CN207179657U CN 207179657 U CN207179657 U CN 207179657U CN 201721091455 U CN201721091455 U CN 201721091455U CN 207179657 U CN207179657 U CN 207179657U
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- coal gas
- burner
- circuit
- drop passage
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Abstract
It the utility model is related to air drop passage and the burner of coal gas rising passway interlaced arrangement,Can effectively solve gas mixing inequality,Burning is not abundant enough,Air-flow is unstable,The problem of combustion intensity is low,Vault is on burner wall,The space of burner wall is combustion chamber,Air intake the inner on burner wall connects with air circuit,There is air decline passway on air circuit bottom or madial wall,Have on the inside of air drop passage in air port,Below air drop passage or lower outside has coal gas circuit,There is gas entry on the outside of coal gas circuit,At the top of coal gas circuit or there is coal gas rising passway inner side,Coal gas rising passway and air drop passage are uniform in mutually staggered,There is gas port on the inside of coal gas rising passway,By the way of the utility model burns while successively in mixing,Substantially increase the degree of mixedness of gas,Combustion intensity is obviously improved.
Description
Technical field
It the utility model is related to a kind of burner of air drop passage and coal gas rising passway interlaced arrangement.
Background technology
Combustion of Hot Air Furnace is coal gas with fuel, and Combustion System is carried out using excess air method, within defined burning time,
Keep optimal combustion state burning；Thus, burner is one of part important in hot-blast stove, and the structure of burner is
The no thermal efficiency and service life for rationally directly affecting hot-blast stove, all the time, gas mixing is uneven, and burn not abundant enough, gas
Flow unstable, low combustion intensity is problem present on existing burner all the time, though have at present to burner various
Improvement, but effect is still not fully up to expectations, and not abundant enough due to burning, offgas discharge amount can not be effectively controlled, waste gas
Discharge temperature it is high, EGT is high, makes the service life reduction of hot-blast stove, heat loss increase, and hot-blast stove amount of stored heat reduces, so
Improvement to burner is to compel highly necessary to solve the problems, such as.
The content of the invention
For the above situation, to overcome prior art defect, the purpose of the utility model is just to provide a kind of air drop
The burner of passage and coal gas rising passway interlaced arrangement, can effectively solve gas mixing inequality, burn not abundant enough, air-flow
It is unstable, the problem of combustion intensity is low.
The technical scheme that the utility model solves is, including vault, burner wall, combustion chamber, gas entry, air enter
Mouth, air circuit and coal gas circuit, for vault mounted in cylindric burner wall top, the space that burner wall surrounds is to fire
Room is burnt, air intake, the inner of air intake and the air circuit being looped around in burner wall are evenly equipped with burner wall
Connect, a plurality of air drop passage straight down is evenly equipped with the bottom of air circuit or madial wall, air drop passage
The air port in peripheral, oblique shape connection combustion chamber is evenly equipped with madial wall, when air drop passage is placed in the bottom of air circuit
During portion, be looped around below air drop passage in burner wall with air circuit mutual corresponding coal gas circuit up and down,
Have the gas entry for stretching out burner wall on the lateral wall of coal gas circuit, be evenly equipped with the top of coal gas circuit it is a plurality of vertically to
On coal gas rising passway, coal gas rising passway and air drop passage are along the circumferencial direction in burner wall in interlaced
Shape is uniform, and the gas port in peripheral, oblique shape connection combustion chamber is evenly equipped with the madial wall of coal gas rising passway, and coal gas rises
The top of passage is located at below air circuit；When air drop passage is placed on the madial wall of air circuit, air drop leads to
The lower outside in road be looped around in burner wall with air circuit mutual corresponding coal gas circuit up and down, coal gas circuit outside
There is the gas entry for stretching out burner wall in side wall, be evenly equipped with the madial wall of coal gas circuit on a plurality of coal gas straight up
It is in that mutually staggered is uniform that passage, coal gas rising passway and air drop passage, which are risen, along the circumferencial direction in burner wall, coal
The gas port in peripheral, oblique shape connection combustion chamber, the top of coal gas rising passway are evenly equipped with the madial wall of gas rising passway
Positioned at the inner side of air circuit.
The utility model is rational in infrastructure, by the way of being burnt while successively in mixing, substantially increases the mixing journey of gas
Degree so that the gas for failing to mix continues mixed combining combustion, the final gas combustion for causing mixing during up or up
Burning is more abundant, and the more existing burner of combustion intensity is obviously improved.
Brief description of the drawings
Fig. 1 is main view profile of the present utility model.
Fig. 2 is the utility model Fig. 1 1-1 to sectional view.
Fig. 3 is the utility model Fig. 1 2-2 to sectional view.
Fig. 4 is the utility model Fig. 1 3-3 to sectional view.
Fig. 5 is the utility model Fig. 1 4-4 to sectional view.
Fig. 6 is the utility model Fig. 1 5-5 to sectional view.
Fig. 7 is the utility model Fig. 1 6-6 to sectional view.
Fig. 8 is the utility model Fig. 7 7-7 to sectional view.
Fig. 9 is the main view profile of another embodiment of the utility model（I.e. when air drop passage is placed in air circuit
When on madial wall）.
Figure 10 is the utility model Fig. 9 1-1 to sectional view.
Figure 11 is the utility model Fig. 9 2-2 to sectional view.
Figure 12 is the utility model Fig. 9 3-3 to sectional view.
Figure 13 is the utility model Fig. 9 4-4 to sectional view.
Figure 14 is the utility model Figure 13 5-5 to sectional view.
Embodiment
Specific embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.
Provided by Fig. 1-Figure 14, the utility model enters including vault, burner wall, combustion chamber, gas entry, air
Mouth, air circuit and coal gas circuit, mounted in the cylindric top of burner wall 2, the space that burner wall surrounds is vault 1
Combustion chamber 3, air intake 4, the inner of air intake and the air being looped around in burner wall are evenly equipped with burner wall
Circuit 6 is connected, and a plurality of air drop passage 7 straight down, air drop are evenly equipped with the bottom of air circuit or madial wall
The air port 8 in peripheral, oblique shape connection combustion chamber is evenly equipped with the madial wall of passage, when air drop passage is placed in air
During the bottom of circuit, it is looped around below air drop passage in burner wall and air circuit mutual corresponding coal up and down
Compression ring road 9, there is the gas entry 5 for stretching out burner wall on the lateral wall of coal gas circuit, be evenly equipped with the top of coal gas circuit
A plurality of coal gas rising passway 10 straight up, coal gas rising passway and air drop passage are along the circumference side in burner wall
To uniform in mutually staggered, it is evenly equipped with the madial wall of coal gas rising passway and is sprayed in the coal gas of peripheral, oblique shape connection combustion chamber
Mouth 11, the top of coal gas rising passway are located at below air circuit；When air drop passage is placed on the madial wall of air circuit
When, the lower outside of air drop passage is looped around in burner wall and air circuit mutual corresponding coal gas ring up and down
Road, there is the gas entry 5 for stretching out burner wall on the lateral wall of coal gas circuit, be evenly equipped with the madial wall of coal gas circuit a plurality of
Coal gas rising passway straight up, coal gas rising passway and air drop passage are in phase along the circumferencial direction in burner wall
It is mutually staggered uniform, the gas port in peripheral, oblique shape connection combustion chamber, coal are evenly equipped with the madial wall of coal gas rising passway
The top of gas rising passway is located at the inner side of air circuit.
Described air intake 4 and gas entry 5 is one or more.
The described vertical connection of air intake 4 is on air circuit.
The described vertical connection of gas entry 5 is on coal gas circuit.
Described air port 8, gas port and the angle of inclination of combustion chamber is 15-45 °.
At least 2, described air drop passage 7.
Described coal gas rising passway 10 at least 2.
Air of the present utility model is entered by air intake, through in air circuit air inlet decline passway, air drop
Air in passage is tilted by inclined air port sprays into combustion chamber, and coal gas is entered by gas entry, entered through coal gas circuit
Enter in coal gas rising passway, the coal gas in coal gas rising passway sprays into combustion chamber layer by layer by inclined gas port, with air
The burning of air mixing side that spout sprays layer by layer, fail in a combustion chamber the air and coal gas that fully burn or mix can again with
The coal gas that the air and gas port that air port sprays layer by layer spray layer by layer mixing and burning again, so that coal gas and air
Reach optimal admixture, realize clean-burning purpose, and shorten burning time, substantially increase combustion intensity.Can
See the chamber structure to be burnt layer by layer in mixing as the utility model, fundamentally solve gas in combustion process
The problem of mixing is uneven, and burning is not abundant enough, and air-flow is unstable, and combustion intensity is low, tests through actual production, the utility model this
The burner of kind structure, can substantially reduce the discharge temperature of waste gas, and offgas discharge amount ratio uses existing burner at least
2 times are reduced, the service life of hot-blast stove extends more than 2 years, and is beneficial to environmental protection, and economic and social benefit is huge.
Claims (7)
1. the burner of a kind of air drop passage and coal gas rising passway interlaced arrangement, it is characterised in that including vault, combustion
Burner wall, combustion chamber, gas entry, air intake, air circuit and coal gas circuit, vault（1）Mounted in the burning of cylindrical shape
Device wall（2）Top, the space that burner wall surrounds is combustion chamber（3）, air intake is evenly equipped with burner wall（4）,
The inner of air intake and the air circuit being looped around in burner wall（6）Connect, on the bottom of air circuit or madial wall
It is evenly equipped with a plurality of air drop passage straight down（7）, it is evenly equipped with peripheral, oblique shape on the madial wall of air drop passage
Connect the air port of combustion chamber（8）, when air drop passage is placed in the bottom of air circuit, the lower section of air drop passage
It is looped around in burner wall and air circuit mutual corresponding coal gas circuit up and down（9）, have on the lateral wall of coal gas circuit
Stretch out the gas entry of burner wall（5）, a plurality of coal gas rising passway straight up is evenly equipped with the top of coal gas circuit
（10）, coal gas rising passway and air drop passage along the circumferencial direction in burner wall in mutually staggered uniform, coal gas
The gas port in peripheral, oblique shape connection combustion chamber is evenly equipped with the madial wall of rising passway（11）, the top of coal gas rising passway
Portion is located at below air circuit；When air drop passage is placed on the madial wall of air circuit, the bottom of air drop passage
Outside be looped around in burner wall with air circuit mutual corresponding coal gas circuit up and down, have on the lateral wall of coal gas circuit
Stretch out the gas entry of burner wall（5）, be evenly equipped with the madial wall of coal gas circuit a plurality of coal gas straight up rise it is logical
Road, coal gas rising passway and air drop passage are uniform in mutually staggered along the circumferencial direction in burner wall, on coal gas
The gas port being evenly equipped with the madial wall of passage in peripheral, oblique shape connection combustion chamber is risen, the top of coal gas rising passway is located at
The inner side of air circuit.
2. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described air intake（4）And gas entry（5）For one or more.
3. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described air intake（4）Vertical connection is on air circuit.
4. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described gas entry（5）Vertical connection is on coal gas circuit.
5. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described air port（8）, gas port and combustion chamber angle of inclination be 15-45 °.
6. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described air drop passage（7）At least 2.
7. the burner of air drop passage according to claim 1 and coal gas rising passway interlaced arrangement, its feature
It is, described coal gas rising passway（10）At least 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091455.4U CN207179657U (en) | 2017-08-29 | 2017-08-29 | A kind of burner of air drop passage and coal gas rising passway interlaced arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091455.4U CN207179657U (en) | 2017-08-29 | 2017-08-29 | A kind of burner of air drop passage and coal gas rising passway interlaced arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207179657U true CN207179657U (en) | 2018-04-03 |
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ID=61739359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721091455.4U Active CN207179657U (en) | 2017-08-29 | 2017-08-29 | A kind of burner of air drop passage and coal gas rising passway interlaced arrangement |
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|---|---|
| CN (1) | CN207179657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355785A (en) * | 2017-08-29 | 2017-11-17 | 刘力铭 | The burner of air drop passage and coal gas rising passway interlaced arrangement |
| CN111961780A (en) * | 2020-08-31 | 2020-11-20 | 中冶赛迪工程技术股份有限公司 | Improved method for reducing NOx generation amount of top combustion type hot blast stove |
-
2017
- 2017-08-29 CN CN201721091455.4U patent/CN207179657U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355785A (en) * | 2017-08-29 | 2017-11-17 | 刘力铭 | The burner of air drop passage and coal gas rising passway interlaced arrangement |
| CN111961780A (en) * | 2020-08-31 | 2020-11-20 | 中冶赛迪工程技术股份有限公司 | Improved method for reducing NOx generation amount of top combustion type hot blast stove |
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