CN207962601U - A kind of energy-saving steam improved boiler combustion chamber - Google Patents
A kind of energy-saving steam improved boiler combustion chamber Download PDFInfo
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- CN207962601U CN207962601U CN201721897879.XU CN201721897879U CN207962601U CN 207962601 U CN207962601 U CN 207962601U CN 201721897879 U CN201721897879 U CN 201721897879U CN 207962601 U CN207962601 U CN 207962601U
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Abstract
The utility model discloses a kind of energy-saving steam improved boiler combustion chambers, including combustion chamber and fire grate；The combustion chamber includes auxiliary combustion chamber, and the auxiliary combustion chamber includes upper air-supply arrangement；Air supply module described in the upper air-supply arrangement is three, and is arranged along into fuel direction, is followed successively by the first air supply module, the second air supply module and third air supply module；It is vertically arranged with one in first air supply module and discharges into air hose；It is vertically arranged with three respectively in second air supply module and the third air supply module and discharges into air hose；The blast pipe of the air supply module rear end is staggered with the blast pipe in the lower air-supply arrangement；A kind of energy-saving steam improved boiler combustion chamber of the utility model, can realize air-supply steady air current, will not form flow-disturbing, to achieve the purpose that be classified cloth wind, even fluidizing；Low nitrogen burning can be realized by the sprinkling of vapor, and the generation for effectively controlling NOx reaches energy saving purpose to reduce the expense of denitration.
Description
Technical field
The utility model belongs to technical field of boiler combustion, especially designs a kind of energy-saving steam improved boiler combustion chamber.
Background technology
With the development of economy, China's energy demand is growing day by day, and domestic city all suffers from how conventional boiler is transformed
The problem of；Boiler is a kind of energy conversion, and the energy inputted to boiler has chemical energy, electric energy in fuel, and boiler is defeated
What is gone out is the steam, high-temperature water or organic heat carrier with certain thermal energy.
Currently, existing boiler, is primarily present following defect：1）Since structure design is unreasonable, the volatile matter of fuel and
Coke in one combust of the same region, make the burning of volatile matter it is slow, it is incomplete, be not thorough；2）Boiler is sent in burning
Wind structure design is unreasonable, causes local wind rate deficiency, local wind rate excessive, air irrational distribution, burning is not enough, directly
Connecing causes efficiency of combustion low, the low problem of thermal energy conversion efficiency.It in order to economize on resources, and realizes efficiently using for old boiler, needs
Existing boiler is improved.
Invention content
Technical problem to be solved in the utility model is to provide a kind of energy-saving steam improved boiler for the above deficiency
The blast pipe of combustion chamber, blast pipe and lower air-supply arrangement in air supply module is staggered, and upper and lower part enters respectively, realizes more
Place staggeredly blows, and keeps homogeneous air, the common air quantity realized needed for fuel combustion each stage, overcomes air output and fuel
Mixing is not enough, and local air supply amount is insufficient when burning, the problem of being not enough so as to cause burning, realizes fully combustion
It burns, directly improves efficiency of combustion, improves thermal energy conversion efficiency, reach energy saving purpose.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of energy-saving steam improved boiler combustion chamber, which is characterized in that including combustion chamber and fire grate；The combustion chamber packet
Auxiliary combustion chamber is included, the fire grate is set to the lower part of the combustion chamber；The auxiliary combustion chamber includes upper air-supply arrangement, described
Upper air-supply arrangement includes blast pipe；
The bottom of the corresponding fire grate of the auxiliary combustion chamber is provided with lower air-supply arrangement, and the lower air-supply arrangement includes air inlet
Pipe；
The blast pipe of the upper air-supply arrangement and the blast pipe of the lower air-supply arrangement are staggered.
As the preferred technical solution of the utility model, the upper air-supply arrangement includes air supply module, the air supply module
In through setting at least one discharge into air hose.
As the preferred technical solution of the utility model, the lower air-supply arrangement along be equipped with successively into fuel direction front end and
Gentle breeze is sent in the front end of rear end, the lower air-supply arrangement.
As the preferred technical solution of the utility model, blast pipe and the air supply module of the lower air-supply arrangement rear end
In blast pipe be staggered.
As the preferred technical solution of the utility model, the air supply module is three.
As the preferred technical solution of the utility model, the air supply module is arranged along into fuel direction, is followed successively by first
Air supply module, the second air supply module and third air supply module.
It is vertically arranged with one as the preferred technical solution of the utility model, in first air supply module and discharges into air hose；
It is vertically arranged with three respectively in second air supply module and the third air supply module and discharges into air hose.
As the preferred technical solution of the utility model, the combustion chamber further includes main chamber, under the main chamber
The corresponding fire grate bottom in portion is equipped with and send water vapour device.
The utility model after the above technical solution is adopted, compared with prior art, has the following advantages：
1）The air output edge of the energy-saving steam improved boiler combustion chamber, upper air-supply arrangement gradually increases into fuel direction,
The air-supply steady air current of formation will not form flow-disturbing to upper air-supply, so that different regions is respectively fed to rational air quantity, to reach
To classification cloth wind, even fluidizing purpose；
2）Blast pipe and the blast pipe of lower air-supply arrangement rear end in air supply module are staggered, and upper and lower part enters respectively,
Realize that many places are staggeredly blown, keep homogeneous air, the common air quantity realized needed for fuel combustion each stage, overcome air output with
The mixing of fuel is not enough, and local air supply amount is insufficient when burning, and the problem of being not enough so as to cause burning, realization is filled
Divided combustion directly improves efficiency of combustion, improves thermal energy conversion efficiency；
3）The small gentle breeze of lower air-supply arrangement front end, on the one hand, the temperature that can reduce fire grate has ensured that fire grate will not be burnt
It is bad, the service life of fire grate is extended, on the other hand so that the surface of fire grate does not generate accumulation, expands the use of fuel
Range, the technical issues of avoiding the accumulation fire-retardant problem of dust.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of energy-saving steam improved boiler combustion chamber of the utility model；
Fig. 2 is the A-A profile structure diagram of the utility model；
In figure, 1- main chambers, 2- fire grates, 3- auxiliary combustion chambers, 5- furnace chambers, the first air supply modules of 8-, the air-supplies of 9- second
Module, 10- third air supply modules, 12- send water vapour device, air-supply arrangement under 13-.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
Embodiment 1, as shown in Figs. 1-2, a kind of energy-saving steam improved boiler combustion chamber, including combustion chamber and fire grate 2, stove
Row 2 is arranged in the lower part of auxiliary combustion chamber 3 and main chamber 1；Combustion chamber according into fuel direction successively include auxiliary combustion chamber 3
With main chamber 1, the auxiliary combustion chamber 3 is set to 1 side of main chamber.
The 3 relatively independent setting of the main chamber 1 and the auxiliary combustion chamber, or the setting of integral type, at this
In embodiment, auxiliary combustion chamber 3 and main chamber 1 are relatively independent setting, auxiliary combustion chamber 3 include furnace chamber 5, furnace roof and on give
Wind apparatus, along being become larger into fuel direction, furnace roof edge gradually tilts upwards into fuel direction in the space that furnace chamber 5 is constituted；On
Air-supply arrangement includes several air supply modules 8,9,10 being arranged on furnace roof, runs through setting at least one in each air supply module 8,9,10
Discharge into air hose；The quantity of air supply module can be adjusted according to the size and design of auxiliary combustion chamber 3, be three in the present embodiment
A, three air supply modules 8,9,10 are arranged along into fuel direction, are followed successively by the first air supply module 8, the second air supply module 9 and third
Air supply module 10 is vertically arranged with one in first air supply module 8 and discharges into air hose；Second air supply module 9 and third air supply module 10
It is middle to be vertically arranged with three respectively and discharge into air hose；Each air hose that discharges into includes several blast pipes；The quantity of blast pipe is along charging side
To gradually increasing, so that gradually increase along the air output into coal-fired direction in auxiliary combustion chamber 3, whereby, air-supply air-flow is steady
It is fixed, flow-disturbing will not be formed to upper air-supply, different regions is made to be respectively fed to rational air quantity, to reach classification cloth wind, uniformly
The purpose of fluidisation；It can also reduce excess air coefficient simultaneously.
Fire grate 2 is set to the lower part of auxiliary combustion chamber 3 and main chamber 1, the corresponding fire grate 2 in 3 lower part of main chamber
Bottom, which is provided with, send water vapour device 12 and lower air-supply arrangement 13, and water vapour device 12 and lower air-supply arrangement 13 is sent to be staggered；
Send water vapour device 12 for intermittently spraying water vapour upwards；In 1 lower part of main chamber, the bottom of corresponding fire grate 2 conveys
On the one hand water vapour can play the cooling effect to fire grate 2 so that 2 temperature of fire grate is unlikely excessively high, protects fire grate 2, can ensure
Fire grate 2 is used for a long time；On the other hand, water vapour can form new energy water-gas after encountering the fuel of high-temp combustion so that
Water vapour occurs rapidly complicated chemical breakdown reaction, fuel in high temperature and scorching hot fuel surface and cracking also occurs whereby instead
It answers, hydrogen, carbon monoxide and oxygen is quickly formed, in this way, " flammable water " that common water is become to burn, can improve
The burn rate of fuel, discharges rapidly energy, and burning is abundant；Third, the intermittent addition of vapor can be achieved to reduce air-supply, low
Nitrogen burns, and then effectively controls the generation of NOx, to reduce the expense of denitration, reaches energy conservation and environmental protection purpose, reduces to environment
Pollution, energy-saving effect is notable.
The lower air-supply arrangement of 2 bottom of fire grate setting, the lower air-supply arrangement edge are equipped with front end into fuel direction with after successively
End, the front end of lower air-supply arrangement may be without air-supply, it is also possible to send small gentle breeze, small gentle breeze does not play the role of combustion-supporting, send
The purpose of small gentle breeze, on the one hand, the temperature that can reduce fire grate 2 has ensured that fire grate 2 will not be burnt out, extended making for fire grate 2
With service life, another aspect so that the surface of fire grate 2 does not generate accumulation, expands the use scope of fuel, avoids dust
It accumulates fire-retardant.Air-supply is opened in the rear end of lower air-supply arrangement 13, and the blast pipe in the air supply module 8,9,10 of upper air-supply arrangement is under
The blast pipe of air-supply arrangement is staggered, and upper and lower part enters respectively, realizes that many places are staggeredly blown, and keeps homogeneous air, common real
Air quantity needed for existing fuel combustion each stage, overcomes the mixing of air output and fuel to be not enough, and local air supplies when burning
Insufficient to amount, the problem of being not enough so as to cause burning, realization fully burning directly improves efficiency of combustion, improves thermal energy turn
Change efficiency.
In conclusion a kind of energy-saving steam improved boiler combustion chamber of the utility model, the air output of upper air-supply arrangement
Along gradually increasing into fuel direction, the air-supply steady air current of formation will not form flow-disturbing to upper air-supply, different regions is made to distinguish
It is sent into rational air quantity, to achieve the purpose that be classified cloth wind, even fluidizing, while can also reduce excess air coefficient；Air-supply
Mould blast pipe in the block and the blast pipe of air-supply arrangement under bottom are staggered, and upper and lower part enters respectively, realize that many places are staggeredly sent
Wind keeps homogeneous air, the common air quantity realized needed for fuel combustion each stage to overcome the mixing of air output and fuel inadequate
Fully, local air supply amount is insufficient when burning, the problem of being not enough so as to cause burning, realizes fully burning, directly carries
High burning efficiency improves thermal energy conversion efficiency；It send water vapour device that can realize reduction air-supply, low nitrogen burning, and then effectively controls
The generation of NOx reaches energy saving purpose to reduce the expense of denitration.
The above is the citing of the utility model preferred forms, wherein the part that do not address in detail is this field
The common knowledge of those of ordinary skill.The scope of protection of the utility model is based on the contents of the claims, any to be based on this reality
The equivalent transformation carried out with novel technical inspiration is also within the protection scope of the utility model.
Claims (8)
1. a kind of energy-saving steam improved boiler combustion chamber, which is characterized in that including combustion chamber and fire grate；The combustion chamber includes
Auxiliary combustion chamber, the fire grate are set to the lower part of the combustion chamber；
The auxiliary combustion chamber includes upper air-supply arrangement, and the upper air-supply arrangement includes blast pipe；
The bottom of the corresponding fire grate of the auxiliary combustion chamber is provided with lower air-supply arrangement, and the lower air-supply arrangement includes blast pipe；
The blast pipe of the upper air-supply arrangement and the blast pipe of the lower air-supply arrangement are staggered.
2. a kind of energy-saving steam improved boiler combustion chamber according to claim 1, which is characterized in that the upper air-supply dress
It sets including air supply module, air hose is discharged into through setting at least one in the air supply module.
3. a kind of energy-saving steam improved boiler combustion chamber according to claim 1, which is characterized in that
The lower air-supply arrangement is equipped with front-end and back-end successively along into fuel direction, and gentle breeze has been sent in the front end of the lower air-supply arrangement
Or it does not blow.
4. a kind of energy-saving steam improved boiler combustion chamber according to claim 2 or 3, which is characterized in that sent under described
The blast pipe of wind apparatus rear end is staggered with the blast pipe in the air supply module.
5. a kind of energy-saving steam improved boiler combustion chamber according to claim 2, which is characterized in that the air supply module
It is three.
6. a kind of energy-saving steam improved boiler combustion chamber according to claim 2 or 5, which is characterized in that the air-supply
Module is arranged along into fuel direction, is followed successively by the first air supply module, the second air supply module and third air supply module.
7. a kind of energy-saving steam improved boiler combustion chamber according to claim 6, which is characterized in that
It is vertically arranged with one in first air supply module and discharges into air hose；Second air supply module and the third air supply module
It is middle to be vertically arranged with three respectively and discharge into air hose.
8. a kind of energy-saving steam improved boiler combustion chamber according to claim 1, which is characterized in that
The combustion chamber further includes main chamber, and the corresponding fire grate bottom in the main chamber lower part, which is equipped with, send water vapour device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721897879.XU CN207962601U (en) | 2017-12-29 | 2017-12-29 | A kind of energy-saving steam improved boiler combustion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721897879.XU CN207962601U (en) | 2017-12-29 | 2017-12-29 | A kind of energy-saving steam improved boiler combustion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207962601U true CN207962601U (en) | 2018-10-12 |
Family
ID=63730910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721897879.XU Active CN207962601U (en) | 2017-12-29 | 2017-12-29 | A kind of energy-saving steam improved boiler combustion chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207962601U (en) |
-
2017
- 2017-12-29 CN CN201721897879.XU patent/CN207962601U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190131 Address after: 261300 No. 71, Yangjiawa Village, Kuiju Street, Changyi City, Shandong Province Patentee after: Liu Zhenliang Address before: 261300 Project Cluster Area of Kuiju Street, Changyi, Weifang City, Shandong Province (Jinsida Printing and Dyeing Factory West) Patentee before: WEIFANG JINSIDA NEW ENERGY TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right |