CN2924322Y - Multi-group mixed combustion apparatus - Google Patents
Multi-group mixed combustion apparatus Download PDFInfo
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- CN2924322Y CN2924322Y CN 200620123951 CN200620123951U CN2924322Y CN 2924322 Y CN2924322 Y CN 2924322Y CN 200620123951 CN200620123951 CN 200620123951 CN 200620123951 U CN200620123951 U CN 200620123951U CN 2924322 Y CN2924322 Y CN 2924322Y
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- dust arrester
- gas
- solid
- burning
- air
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Abstract
The utility model discloses a multi-group mixed burning device, comprising an integrated solid burning furnace, an air burning furnace and a dust-cleaning device. A second-air inlet which is used to adjust the temperature in the furnace is arranged on the solid burning furnace. A mixed air inlet into which the recycling air and air are to be injected, a high temperature gas inlet and a high temperature gas outlet are arranged on the air burning furnace. The solid burning furnace, the air burning furnace and the dust-cleaning device are respectively provided with an ash-discharging mouth. The utility model has thoroughly taken the burning-characteristic differences between the solid fuel and the air fuel into account, so the solid burning furnace and the air burning furnace are respectively arranged. Then the solid fuel and the air fuel can be respectively burnt without influence to each other. And the multi-group mixed burning device of the utility model has a long burning process, and the off-gas can stay for a long time in the device. The off-gas can be mixed time after time and burnt repeatedly respectively through a solid fuel boiling-burning chamber, the dust-cleaning device and the air burning chamber, so the burning is thorough and the heat recycling rate is high.
Description
Technical field
The utility model relates to a kind of burner, relates in particular to a kind of many group mixed combustion apparatus.
Background technology
Be the chemical industry (particularly fertilizer enterprises) of raw material with the coal at present, can produce lower waste residue and waste gas (the about 2000Kcal/kg of waste residue low heat valve, the about 150-300Kcal/Nm of waste gas heat content of multiple heat content in the production process
3), and because the combination burner that chemical industry adopts is the Boiling Combustion chamber usually and gas combustion chamber is made as same combustion chamber, gas all be batch (-type) be fed in the combustion chamber, therefore when gas is sent into, can produce pressure oscillation in the combustion chamber and influence burning, thereby cause burning not thorough, and aflame latent heat can not be reclaimed fully, so organic efficiency is low.Therefore, the burner that uses is difficult to waste residue in the production process and waste gas are comprehensively reclaimed at present, also can exert an influence each other even reclaim, make combustion efficiency insufficient, organic efficiency is low, and many manufacturing enterprises are owing to be difficult to reclaim, thereby just with the waste residue landfill or with waste gas emptying, not only do not accomplish the utilization once more of the energy, and atmospheric environment is caused nonvolatil injury.
Therefore being necessary to provide a kind of can utilize once more to the energy, and can not influence many groups mixed combustion apparatus of atmospheric environment.
The utility model content
It is a kind of simple in structure that the technical problems to be solved in the utility model is to provide, many groups mixed combustion apparatus that waste residue and waste gas are carried out high efficiente callback.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the utility model is organized mixed combustion apparatus more, comprise the solid combustion stove, gas combustion stove and the dust arrester that connect as one, described solid combustion stove is provided with second air intake of regulating temperature in the combustion furnace, described gas combustion stove is provided with and injects recyclable gas and Air mixing gas access, high-temperature flue gas entry and high-temperature flue gas outlet, and described solid combustion stove, gas combustion stove and dust arrester all have ash discharging hole.
Described dust arrester is arranged between solid combustion stove and the gas combustion stove, and dust arrester is provided with respectively first, second high-temperature flue gas passage that is communicated with the gas combustion stove with the solid combustion stove.
Described dust arrester is arranged at a side of gas combustion stove, and the first high-temperature flue gas passage of dust arrester is communicated with the gas combustion stove, and described solid combustion stove is provided with the 3rd high-temperature flue gas passage that is communicated with the gas combustion stove.
Also be provided with first air intake on the ash discharging hole of described solid combustion stove.
Described dust arrester is provided with the 4th air intake.
Described dust arrester is the diffusion type dust arrester, comprises the eddy current rotary wind section and the diffuser of upper and lower setting, and described diffuser is provided with radiation shield.
Described dust arrester is the cyclone type dust arrester, comprises the eddy current rotary wind section that is positioned at the upper end.
Compared with prior art, the utlity model has following advantage: the recyclable gas of the utility model carries out mixed combustion with the high-temperature flue gas that enters in the second high-temperature flue gas passage in that gas combustion is indoor, therefore it is combustion-supporting not need other high heat value gas to carry out, so operating cost is low; Because the solid combustion stove is provided with a plurality of adjustable air intakes, can regulate ignition temperature, can not produce high-temperature coking during solid fuel ignition; Be provided with solid combustion stove and gas combustion stove respectively, therefore fully take into account the very big-difference of the combustion characteristics of solid fuel and gaseous fuel, make the burning of solid fuel and gaseous fuel subregion, be independent of each other; Burning long flow path, flue gas time of staying in equipment of many group mixed combustion apparatus are long, flue gas respectively by solid fuel boiling combustion chamber, dust arrester, gas combustion chamber repeatedly mix, burning repeatedly, therefore burning is thorough, heat recovery efficiency is high; Be applied to dust arrester of the present utility model and be provided with the 4th air intake, thereby can strengthen the dust separation effect; The utility model can also be separately uses, also can do separately gas fuel burning apparatus as the solid fuel boiling combustion device and uses in addition, so multi-use, can enhance productivity.Therefore, the burner that the utility model can comprehensively reclaim multiple low-calorific-value solid fuel and low calorific value gas fuel, this burner carries out the subregion burning, is independent of each other solid fuel and gaseous fuel, inadequate flue gas carries out repeated combustion to burning, can reach and use a set of equipment to realize that purpose, the realization of multiple phase fuel comprehensively being reclaimed its sensible heat and latent heat recycle once more the energy, and reduced environmental pollution.
Description of drawings
Fig. 1 is the elevational schematic view of the utility model first embodiment.
Fig. 2 is the elevational schematic view of the utility model second embodiment.
Fig. 3 is the elevational schematic view (diffusion type deduster) of the another kind of structure of dust arrester among Fig. 1, Fig. 2.
Fig. 4 is the elevational schematic view of dust arrester.
The specific embodiment
Please refer to shown in Figure 1ly, the utility model is organized mixed combustion apparatus 100 more and is comprised solid combustion stove 1, gas combustion stove 2, is arranged at the dust arrester 3 between solid combustion stove 1 and the gas combustion stove 2.
Described solid combustion stove 1 comprises the solid combustion chamber 11 with solid combustion chamber (not shown), first ash discharging hole 12 that is arranged on 11 belows, combustion chamber, described combustion chamber 11 is provided with second air intake 111, reaches first high-temperature flue gas outlet 112, described first ash discharging hole 12 tops are provided with first air intake 121, are provided with solid fuel inlet 13 between described combustion chamber 11 and the ash discharging hole 12.
Described gas combustion stove 2 comprises the gas combustion chamber 21 with gas combustion chamber, second ash discharging hole 22 that is arranged at gas combustion chamber 21 belows, second high-temperature flue gas outlet 213 that described gas combustion chamber 21 tops are provided with mist inlet 211, high-temperature flue gas entry 212 and are arranged at gas combustion chamber 21 belows.In gas combustion chamber 21, inject recyclable gas and Air mixing gas by described mist inlet 211.
Please refer to shown in Figure 1, described dust arrester 3 comprises dust arrester main body 31, is arranged at the 3rd ash discharging hole 32 of dust arrester main body 31 belows, the perisporium of described dust arrester main body 31 is provided with the 4th air intake 311, the first high-temperature flue gas passage 312, and the top of dust arrester main body 31 also is provided with the second high-temperature flue gas passage 313.The first high-temperature flue gas passage 312 of described dust arrester 3 is connected with the high-temperature flue gas of solid combustion stove 1 outlet 112, and the second high-temperature flue gas passage 313 links to each other with the high-temperature flue gas entry 212 of gas combustion stove 2.
Please refer to shown in Figure 2, the utility model second embodiment and the first embodiment difference are: the dust arrester 3 of first embodiment is arranged between solid combustion stove 1 and the gas combustion stove 2, and the dust arrester 3 of second embodiment is arranged at gas combustion stove 2 one sides.Compare with first embodiment, directly be provided with the 3rd high-temperature flue gas passage 113 in the high-temperature flue gas outlet (Fig. 2 does not show) of described solid combustion stove 1, and the high-temperature flue gas exit position is different with the first embodiment position.After the combination, the 3rd high-temperature flue gas passage 113 of described solid combustion stove 1 links to each other with the high-temperature flue gas entry 212 of gas combustion stove 2, and the second high-temperature flue gas passage 312 of described dust arrester 3 links to each other with the outlet of the high-temperature flue gas of gas combustion stove 2.
Please refer to shown in Figure 3, the dust arrester 3 that the utility model is organized mixed combustion apparatus 100 more can adopt the diffusion type dust arrester, described dust arrester 3 comprises eddy current rotary wind section (not label) that is positioned at top and the diffuser (not label) that is positioned at the lower part, also be provided with radiation shield 315 on the described diffuser, described ash discharging hole 32 is arranged at the diffuser below, the first high-temperature flue gas passage 312 is arranged at the eddy current rotary wind section, the second high-temperature flue gas passage 313 is arranged at the top of eddy current rotary wind section, ash-laden gas tangentially enters dust arrester 3 through the first high-temperature flue gas passage 312, and the high-temperature flue gas after the dedusting is discharged through the second high-temperature flue gas passage 313.
Figure 4 shows that second embodiment (being the cyclone type dust arrester) of dust arrester 3, described dust arrester 3 is the cyclone type dust arrester, its top is provided with eddy current rotary wind section (not label), the first high-temperature flue gas passage 312 is arranged at the eddy current rotary wind section, the second high-temperature flue gas passage 313 is arranged at the top of eddy current rotary wind section, ash-laden gas tangentially enters dust arrester 3 through the first high-temperature flue gas passage 312, and the high-temperature flue gas after the dedusting is discharged through the second high-temperature flue gas passage 313.
With Fig. 1 is that the course of work that example is organized mixed combustion apparatus 100 to the utility model more is described, solid fuel enters solid combustion chamber 11 by solid fuel inlet 13 and burns in solid fuel chamber 11 with the air that enters by first air intake 121, adjusting enters air capacity in the solid combustion chamber 11 by second air intake 111, thereby realize adjusting to ignition temperature, thereby can prevent high-temperature coking, increase air capacity and can reduce ignition temperature, reduce air capacity and promptly can heighten ignition temperature.
11 first high-temperature flue gas outlet 112 enters dust arrester 3 by the first high-temperature flue gas passage 312 to the high-temperature flue gas that generates in solid combustion chamber 11 internal combustion from the combustion chamber, 3 pairs of flue gases of dust arrester carry out dust separation, the 4th air intake 311 enters the air of dust arrester 3 can regulate inlet pressure, change the rotary speed of dusty gas in dust arrester 3, thereby change the flue gas rotary centrifugal force, strengthen the dust separation effect.In dust arrester 3, carry out simultaneously second-time burning, can also regulate the air capacity that enters dust arrester 3 by the 4th air intake 311 and regulate temperature in the dust arrester 3, when the adjustment dust arrester 3 in just can not produced the secondary high-temperature coking to less than 950 ℃ the time.
High-temperature flue gas in the dust arrester 3 enters the gas combustion chamber 21 of gas combustion stove 2 by the second high-temperature flue gas passage 313, by the mist inlet 211 recyclable gases that enter and Air mixing gas mixes once more with high-temperature flue gas and burn for the third time, the high-temperature flue gas that generates enters the heat transmission equipment at rear portion by second high-temperature flue gas outlet 213, thereby realizes with thermal power transfer being that other energy forms (purposes such as steam or electric energy) utilize once more.
The solid combustion stove 1 that the utility model is organized mixed combustion apparatus 100 more adopts solid fuel Boiling Combustion technology, and in order to adapt to solid-fuelled yield and solid fuel to be evenly distributed in solid combustion chamber 11, the solid fuel inlet can be designed as one or more, in addition, for thermoregulator convenience, second air intake 111 of solid combustion stove 1 and the 4th air intake 311 of dust arrester 3 can be designed to one or more respectively equally.
Described dust arrester 3 not only can adopt above-described cyclone type dust arrester, diffusion type dust arrester, also can adopt existing other forms of dust arrester.In addition, according to kind, the recovery tolerance difference of recyclable gas, mist inlet 211 can be designed as one or more equally.
Therefore the utility model solid combustion stove 1 of organizing mixed combustion apparatus 100 utilizes the combustion characteristics of ebullated bed to burn more, and therefore callable inferior fuel kind is wide, and incendivity reclaims low heat valve and is low to moderate gangue about about 1000Kca1/kg etc.And since in gas combustion chamber 21 low-BTU gas undertaken combustion-supportingly by high-temperature flue gas, gas combustion chamber can reclaim heat content and be low to moderate about 100-200Kcal/Nm
3About multiple the low-BTU gas that is recycled and is worth arranged by what self burning can not reach ignition temperature.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (7)
1. organize mixed combustion apparatus one kind more, comprise the solid combustion stove, gas combustion stove and the dust arrester that connect as one, it is characterized in that: described solid combustion stove is provided with second air intake of regulating temperature in the combustion furnace, described gas combustion stove is provided with and injects recyclable gas and Air mixing gas access, high-temperature flue gas entry and high-temperature flue gas outlet, and described solid combustion stove, gas combustion stove and dust arrester all have ash discharging hole.
2. many group mixed combustion apparatus as claimed in claim 1, it is characterized in that: described dust arrester is arranged between solid combustion stove and the gas combustion stove, and dust arrester is provided with respectively first, second high-temperature flue gas passage that is communicated with the gas combustion stove with the solid combustion stove.
3. many group mixed combustion apparatus as claimed in claim 1, it is characterized in that: described dust arrester is arranged at a side of gas combustion stove, the first high-temperature flue gas passage of dust arrester is communicated with the gas combustion stove, and described solid combustion stove is provided with the 3rd high-temperature flue gas passage that is communicated with the gas combustion stove.
4. many group mixed combustion apparatus as claimed in claim 1 is characterized in that: also be provided with first air intake on the ash discharging hole of described solid combustion stove.
5. many group mixed combustion apparatus as claimed in claim 1, it is characterized in that: described dust arrester is provided with the 4th air intake.
6. as each described many group mixed combustion apparatus among the claim 1-5, it is characterized in that: described dust arrester is the diffusion type dust arrester, comprises the eddy current rotary wind section and the diffuser of upper and lower setting, and described diffuser is provided with radiation shield.
7. as each described many group mixed combustion apparatus among the claim 1-5, it is characterized in that: described dust arrester is the cyclone type dust arrester, comprises the eddy current rotary wind section that is positioned at the upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620123951 CN2924322Y (en) | 2006-07-19 | 2006-07-19 | Multi-group mixed combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620123951 CN2924322Y (en) | 2006-07-19 | 2006-07-19 | Multi-group mixed combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2924322Y true CN2924322Y (en) | 2007-07-18 |
Family
ID=38260754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620123951 Expired - Fee Related CN2924322Y (en) | 2006-07-19 | 2006-07-19 | Multi-group mixed combustion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2924322Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881458A (en) * | 2010-07-16 | 2010-11-10 | 李登平 | Combustion device for treating waste gas of waste incineration |
| CN110006060A (en) * | 2019-04-30 | 2019-07-12 | 湖南申联环保科技有限公司 | SRL furnace high-temperature flue gas burns three times and UTILIZATION OF VESIDUAL HEAT IN integrated apparatus |
-
2006
- 2006-07-19 CN CN 200620123951 patent/CN2924322Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881458A (en) * | 2010-07-16 | 2010-11-10 | 李登平 | Combustion device for treating waste gas of waste incineration |
| CN101881458B (en) * | 2010-07-16 | 2012-11-14 | 李登平 | Combustion device for treating waste gas of waste incineration |
| CN110006060A (en) * | 2019-04-30 | 2019-07-12 | 湖南申联环保科技有限公司 | SRL furnace high-temperature flue gas burns three times and UTILIZATION OF VESIDUAL HEAT IN integrated apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20110719 |