CN201811193U - Multi-hearth fully-reverse burning type coal-fired coal gasification boiler - Google Patents
Multi-hearth fully-reverse burning type coal-fired coal gasification boiler Download PDFInfo
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- CN201811193U CN201811193U CN2010205397965U CN201020539796U CN201811193U CN 201811193 U CN201811193 U CN 201811193U CN 2010205397965 U CN2010205397965 U CN 2010205397965U CN 201020539796 U CN201020539796 U CN 201020539796U CN 201811193 U CN201811193 U CN 201811193U
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- gasification boiler
- coal gasification
- reverse burning
- burning
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Abstract
The utility model discloses a multi-hearth fully-reverse burning type coal-fired coal gasification boiler, belongs to the technical field of boilers, and solves the problems of substandard flue gas, inconvenience of operation and potential safety hazard existing in the conventional coal-fired coal gasification boiler. The multi-hearth fully-reverse burning type coal-fired coal gasification boiler comprises a plurality of reverse burning gas generation chambers, wherein the upper part of each reverse burning type gas generation chamber is communicated by a reverse burning communication opening and each reverse burning gas generation chamber is provided with a coal feeding door; the lower part of each coal feeding door is provided with a reverse burning grate and an ash punching opening; a combustion chamber, primary high-pressure blasts and a watertight seal pool are arranged on the lower part of the ash punching opening; a fire outlet communicated with a heat absorption zone is formed in the combustion chamber; a slag outlet is formed on the lower part of the fire outlet; the secondary high-pressure blasts are respectively arranged above the reverse burning gas generation chambers; a plurality of heat-absorbing water pipes are arranged in the heat absorption zone; and a flue gas outlet is formed above the heat absorption zone. The multi-hearth fully-reverse burning type coal-fired coal gasification boiler increases a reverse burning area so as to make the flue gas more beneficial to environmental protection, and has the advantages of convenience of operation, improvement on the flow velocity of the flue gas and reduction in potential safety hazard.
Description
Technical field
The utility model belongs to the technical field of boiler, is specifically related to a kind of multi-hearth full-anti-burning coal gasification boiler.
Background technology
The applicant as the inventor in 200920103759.7 of first to file, a kind of coal-fired coal gasification boiler is disclosed, comprise just burn gas generation chamber and reverse-burning gas generation chamber that top interconnects, the generation chamber that just burning gas bottom is provided with just burns fire grate, just burning fire grate below high-pressure blast and water-stop pond are set, the top is the generating region that just burns gas; Reverse-burning gas generation chamber bottom is provided with anti-burn grate, and the anti-burn grate below is provided with the combustion chamber and has the crater that is communicated with the district of absorbing heat, and the top is the reverse-burning gas generating region; Secondary high-pressure wind is established in reverse-burning gas generating region top, and heat absorption is provided with heat-absorbing water pipe in the district, and top, heat absorption district has exhanst gas outlet.The coal-fired coal gasification boiler of existing structure exists combustion fumes too much in use, influences environment, and environmental protection is not up to standard; Fireman's inconvenient operation; The problem that has potential safety hazard.
Summary of the invention
The utility model is to have coal-fired coal gasification boiler now owing to unreasonable structure in order to solve, and the flue gas of existence is not up to standard, and operating portion is convenient, and the problem of potential safety hazard, and a kind of multi-hearth full-anti-burning coal gasification boiler is provided.
The utility model is achieved through the following technical solutions:
Multi-hearth full-anti-burning coal gasification boiler, comprise that top is communicated with by anti-burning connected entrance and be respectively arranged with a plurality of reverse-burning gas generation chamber that add coal stove door, add the coal stove door lower part and be not provided with anti-burn grate and ash poking mouth, ash poking mouth bottom is combustion chamber, high-pressure blast and water-stop pond, the combustion chamber offers crater, the crater bottom offers slag notch, reverse-burning gas generation chamber top is respectively equipped with secondary high-pressure wind, heat absorption is provided with some heat-absorbing water pipes in the district, and top, heat absorption district has exhanst gas outlet.
Further, top, heat absorption district offers inspection socket, and the bottom offers cleaning door.
Heat absorption is provided with some backhauls in the district, and an end of each backhaul links to each other with body of heater, leaves the gap between the other end and the body of heater, and the gap of adjacent backhaul is crisscross arranged.
Described backhaul is the fin type backhaul, and the fin type backhaul comprises some water pipes, and two adjacent water pipes connect by two steel plates, the end that two steel plates the join overlap joint that intermeshes, and lap-joint leaves the gap.
The air inlet of secondary high-pressure wind links to each other with high pressure blower, can effectively avoid potential safety hazard.
Be provided with the desulfurization pond below the exhanst gas outlet connection devulcanizer, devulcanizer, devulcanizer top connects chimney through air-introduced machine.
Reverse-burning gas generating region top is provided with the bypass pipe that is connected with chimney, and bypass pipe is provided with by-passing valve.
Operation principle of the present utility model: when coal adds the reverse-burning gas generation chamber, mixed gas that produces under the effect of secondary high-pressure wind and air-introduced machine and used heat enter the reverse-burning gas generation chamber, the coal seam, Jiao's layer that penetrate the reverse-burning gas generating region enter the combustion chamber with anti-burn grate and fully burn, entering heat absorption district and fin type backhaul at last carries out after heat joins, enter chimney by desulfurizer, whole process reaches environmental protection, the energy-saving effect of smokeless and dust free.
Compared with prior art, the utlity model has following advantage:
(1) the utility model is the burning coal gasification boiler that is all-trans, and has increased anti-burning area, and under twice high pressure wind action, burning velocity is fast, sufficient combustion, and the flue gas of generation is more conducive to environmental protection;
(2) adopt multi-hearth full-anti-burning gas generating chamber and positive and negative and positive and negative pressure burning structure combining, make boiler attendance convenient;
(3) adopt flake type horizontal water tube return structures, increased heating surface area, improved the flow velocity of flue gas;
(4) adopt the water pipe heat-absorbing structure, eliminated the fire tube structure and caused fire tube inwall dust stratification and obstruction easily, make the heat absorption of boiler bad, the drawback of waste fuel.
Description of drawings
Fig. 1 looks the internal structure schematic diagram for master of the present utility model
Fig. 2 is a side-looking internal structure schematic diagram of the present utility model
Fig. 3 is a plan structure schematic diagram of the present utility model
Among the figure: 1-water-stop pond, the 2-slag notch, the 3-slag notch, 4-adds coal stove door, the 5-anti-burn grate, 6-ash poking mouth, 7-adds coal stove door, 8-combustion chamber, 9-secondary high-pressure wind, the 10-water layer, 11-by-passing valve, 12-bypass pipe, 13-heat-absorbing water pipe, the 14-inspection socket, 15-air-introduced machine, 16-chimney, 17-devulcanizer, 18-reverse-burning gas generation chamber, 19-crater, 20-high pressure blower, high-pressure blast of 21-, the backhaul of 22-fin type, 23-cleaning door, 24-desulfurization pond, the anti-connected entrance that burns of 25-.
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described further.
As Fig. 1,2, shown in 3, multi-hearth full-anti-burning coal gasification boiler, comprise that top is that be communicated with and be respectively arranged with two reverse-burning gas generation chamber 18 that add coal stove door 4 and add coal stove door 7 by anti-burning connected entrance 25, add coal stove door 4 and add coal stove door 7 bottoms and offer anti-burn grate 5 and ash poking mouth 6 respectively, ash poking mouth 6 bottoms are combustion chamber 8, high-pressure blast 21 and water-stop pond 1, the combustion chamber offers crater 19, crater 19 bottoms offer slag notch 2 and slag notch 3, reverse-burning gas generation chamber 18 tops are respectively equipped with secondary high-pressure wind 9, heat absorption is provided with some heat-absorbing water pipes 13 in the district, and top, heat absorption district has exhanst gas outlet.
Top, heat absorption district has inspection socket 14, and the bottom has cleaning door 23.The top is provided with water layer 10 in the heat absorption district.In the heat absorption district some fin type backhauls 22 are set, the fin type backhaul comprises some water pipes, and two adjacent water pipes connect by two steel plates, the end that two steel plates the join overlap joint that intermeshes, and lap-joint leaves the gap.The air inlet of secondary high-pressure wind 9 links to each other with high pressure blower 20, and exhanst gas outlet connects devulcanizer 17, is provided with desulfurization pond 24 below the devulcanizer, and devulcanizer top connects chimneys 16 through air-introduced machine 15.
Reverse-burning gas generation chamber top is provided with the bypass pipe 12 that is connected with chimney 16, and bypass pipe is provided with by-passing valve 11.
Claims (7)
1. multi-hearth full-anti-burning coal gasification boiler, it is characterized in that comprising that top passes through instead to burn that connected entrance (25) is communicated with and be respectively arranged with a plurality of reverse-burning gas generation chamber (18) that add coal stove door, add the coal stove door lower part and do not offer anti-burn grate (5) and ash poking mouth (6), ash poking mouth (6) bottom is combustion chamber (8), a high-pressure blast (21) and water-stop pond (1), combustion chamber (8) offers crater (19), the crater bottom offers slag notch (2), reverse-burning gas generation chamber (18) top is respectively equipped with secondary high-pressure wind (9), heat absorption is provided with some heat-absorbing water pipes in the district, and top, heat absorption district has exhanst gas outlet.
2. multi-hearth full-anti-burning coal gasification boiler according to claim 1 is characterized in that top, described heat absorption district has inspection socket (14), and the bottom has cleaning door (23).
3. multi-hearth full-anti-burning coal gasification boiler according to claim 1 and 2, it is characterized in that in the described heat absorption district some backhauls being set, one end of each backhaul links to each other with body of heater, leaves the gap between the other end and the body of heater, and the gap of adjacent backhaul is crisscross arranged.
4. multi-hearth full-anti-burning coal gasification boiler according to claim 3, it is characterized in that described backhaul is fin type backhaul (22), the fin type backhaul comprises some water pipes, two adjacent water pipes connect by two steel plates, the end that two steel plates the join overlap joint that intermeshes, lap-joint leaves the gap.
5. multi-hearth full-anti-burning coal gasification boiler according to claim 1 and 2 is characterized in that the air inlet of described secondary high-pressure wind (9) links to each other with high pressure blower (20).
6. multi-hearth full-anti-burning coal gasification boiler according to claim 1 and 2 is characterized in that described exhanst gas outlet connects devulcanizer (17), is provided with desulfurization pond (24) below the devulcanizer, and devulcanizer top connects chimney (16) through air-introduced machine (15).
7. multi-hearth full-anti-burning coal gasification boiler according to claim 1 and 2 is characterized in that described reverse-burning gas generation chamber (18) top is provided with the bypass pipe (12) that is connected with chimney (16), and bypass pipe is provided with by-passing valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205397965U CN201811193U (en) | 2010-09-25 | 2010-09-25 | Multi-hearth fully-reverse burning type coal-fired coal gasification boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205397965U CN201811193U (en) | 2010-09-25 | 2010-09-25 | Multi-hearth fully-reverse burning type coal-fired coal gasification boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811193U true CN201811193U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205397965U Expired - Fee Related CN201811193U (en) | 2010-09-25 | 2010-09-25 | Multi-hearth fully-reverse burning type coal-fired coal gasification boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201811193U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915413A (en) * | 2010-09-25 | 2010-12-15 | 山西新聚星锅炉有限公司 | Multi-hearth full-anti-burning coal gasification boiler |
| CN106989408A (en) * | 2017-05-22 | 2017-07-28 | 丛金龙 | A kind of power economized boiler and heating system |
| CN111189065A (en) * | 2018-11-15 | 2020-05-22 | 湖南三木龙威能源科技股份有限公司 | Biomass heating furnace for heating |
-
2010
- 2010-09-25 CN CN2010205397965U patent/CN201811193U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915413A (en) * | 2010-09-25 | 2010-12-15 | 山西新聚星锅炉有限公司 | Multi-hearth full-anti-burning coal gasification boiler |
| CN106989408A (en) * | 2017-05-22 | 2017-07-28 | 丛金龙 | A kind of power economized boiler and heating system |
| CN111189065A (en) * | 2018-11-15 | 2020-05-22 | 湖南三木龙威能源科技股份有限公司 | Biomass heating furnace for heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20180925 |