CN201615598U - Horizontal type coal-fired hot blast furnace - Google Patents
Horizontal type coal-fired hot blast furnace Download PDFInfo
- Publication number
- CN201615598U CN201615598U CN2010201689998U CN201020168999U CN201615598U CN 201615598 U CN201615598 U CN 201615598U CN 2010201689998 U CN2010201689998 U CN 2010201689998U CN 201020168999 U CN201020168999 U CN 201020168999U CN 201615598 U CN201615598 U CN 201615598U
- Authority
- CN
- China
- Prior art keywords
- fixed
- heat exchanger
- burner hearth
- base plate
- heater
- 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
Images
Landscapes
- Air Supply (AREA)
Abstract
The utility model particularly relates to a horizontal type coal-fired hot blast furnace which solves the problem that a tube type heat exchanger of the present horizontal type coal-fired hot blast furnace can be easily oxidized to affect the service life of the furnace. A fireproof layer is fixed at the lower side of a bottom plate, a furnace hearth top plate is arranged above a furnace hearth, a plurality of partition plates are vertically fixed between the bottom plate and the furnace hearth top plate, a cavity formed by adjacent partition plates in a surrounding manner is composed of a flue and an air channel which are distributed in a spaced manner, a first smoke hole and a first air hole are respectively arranged at the front and rear sides of the furnace hearth top plate, and a second air hole and a second smoke hole are respectively arranged at the front and rear sides of the bottom plate. With the advantages of smart design, simple structure, low cost and long service life, the horizontal type coal-fired hot blast furnace not only overcomes the problem that the tube type heat exchanger of the present horizontal type coal-fired hot blast furnace can be easily oxidized to affect the service life of the furnace, but also increases the heat transferring area; in addition, the heat exchanging rate is up to 78%, and the temperature of hot air is up to more than 200 DEG C.
Description
Technical field
The utility model relates to coal-fired hot-blast stove, is specially a kind of horizontal coal-fired hot-blast stove.
Background technology
Existing horizontal coal-fired hot-blast stove comprises body of heater, be provided with burner hearth in the body of heater, the burner hearth top is provided with tubular heat exchanger, when horizontal coal-fired hot-blast stove was worked, the coal-fired high-temperature flue-gas in the burner hearth was generally all more than 1000 ℃, when at this moment high-temperature flue gas and cold wind carry out exchange heat, the fire clay owing to can't construct in the tubular heat exchanger surface, cause tubular heat exchanger that oxidation at high temperature takes place easily, thereby, influence the life-span of horizontal coal-fired hot-blast stove the tubular heat exchanger scaling loss.
Summary of the invention
The utility model provides the horizontal coal-fired hot-blast stove that a kind of heat transfer area is big and the life-span is long for the problem in the life-span of the horizontal coal-fired hot-blast stove of the easy oxidation affects of tubular heat exchanger that solves existing horizontal coal-fired hot-blast stove.
The utility model is to adopt following technical scheme to realize: horizontal coal-fired hot-blast stove, comprise and have the cold wind import, the body of heater of hot-blast outlet and smoke evacuation outlet and the tubular heat exchanger that is fixed on the body of heater internal upper part, tubular heat exchanger comprises base plate, the bottom is provided with burner hearth in the body of heater, the base plate downside is fixed with flame retardant coating, the burner hearth top is provided with body of heater and fixes and the surperficial burner hearth top board that is fixed with flame retardant coating, vertically be fixed with some surfaces between base plate and the burner hearth top board and be fixed with the dividing plate that flame retardant coating and left and right directions distribute mutually, flue that the cavity that adjacent separator surrounded is distributed by the space and air channel are formed, the front side of burner hearth top board and rear side have and first cigarette hole that burner hearth communicates with flue and the first wind hole that the air channel is communicated with hot-blast outlet, the front side of base plate and rear side are had make second wind hole that the air channel communicates with tubular heat exchanger and the second cigarette hole that flue is communicated with tubular heat exchanger.Tubular heat exchanger is that those skilled in the art realize easily, is prior art.When horizontal coal-fired hot-blast stove is worked, high temperature coal flue gas in the burner hearth by the first cigarette hole enter in the flue with the air channel in air carry out exchange heat, the temperature of flue gas decreases after the exchange heat, then enter by the second cigarette hole again and carry out exchange heat in the tubular heat exchanger, the flue gas after the exchange is discharged from the smoke evacuation outlet; And cold wind carries out earlier exchange heat tubular heat exchanger after the cold wind import enters, then enter the air channel from the second wind hole carries out exchange heat to the air of absorption heat once more, hot-air after the exchange is discharged from hot-blast outlet by the first wind hole, the fire clay because dividing wall type heat exchanger can be constructed, so overcome the problem in the life-span of the horizontal coal-fired hot-blast stove of the easy oxidation affects of tubular heat exchanger that has horizontal coal-fired hot-blast stove now, improved rate of heat exchange simultaneously.
Tubular heat exchanger also comprises the tube sheet that is fixed on the base plate top, be fixed with some tube banks on the tube sheet fore-and-aft direction, the staggered deflection plate that is fixed with on the fore-and-aft direction of base plate upside and body of heater upper wall inboard, in the time of in flue gas enters the tubular heat exchanger tube bank, air under the effect of deflection plate fully with tube bank in flue gas carry out exchange heat, the temperature of rising air.
Have cleaning door on the body of heater rear wall between base plate and the burner hearth top board, after the long-time use of horizontal coal-fired hot-blast stove, dust can stop up flue, can in time clear up the dust in the flue by cleaning door, guarantees the operate as normal of horizontal coal-fired hot-blast stove.
The utility model is by designing the problem in the life-span that has overcome the horizontal coal-fired hot-blast stove of the easy oxidation affects of tubular heat exchanger that has horizontal coal-fired hot-blast stove now dexterously, and increased heat transfer area, rate of heat exchange reaches 78%, the temperature of hot blast can reach more than 200 ℃, has advantage simple in structure, that cost is low and the life-span is long simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A section enlarged diagram of Fig. 1.
Among the figure: the import of 1-cold wind, 2-hot-blast outlet, the 3-outlet of discharging fume, 4-body of heater, the 5-tubular heat exchanger, 6-base plate, 7-flame retardant coating, 8-burner hearth, 9-burner hearth top board, 10-dividing plate, 11-flue, 12-air channel, the 13-first cigarette hole, the 14-first wind hole, the 15-second wind hole, the 16-second cigarette hole, the 17-tube sheet, 18-tube bank, 19-deflection plate, the 20-cleaning door, the 21-observation panel, 22-adds coal bunker.
The specific embodiment
Horizontal coal-fired hot-blast stove, comprise and have cold wind import 1, the body of heater 4 of hot-blast outlet 2 and smoke evacuation outlet 3 and the tubular heat exchanger 5 that is fixed on body of heater 4 internal upper parts, tubular heat exchanger 5 comprises base plate 6, the bottom is provided with burner hearth 8 in the body of heater 4, base plate 6 downsides are fixed with flame retardant coating 7, burner hearth 8 tops are provided with and the body of heater 4 fixing and surperficial burner hearth top boards 9 that are fixed with flame retardant coating 7, vertically be fixed with some surfaces between base plate 6 and the burner hearth top board 9 and be fixed with the dividing plate 10 that flame retardant coating 7 and left and right directions are parallel to each other, flue 11 that the cavity that adjacent separator 10 is surrounded is distributed by the space and air channel 12 are formed, the front side of burner hearth top board 9 and rear side have and first cigarette hole 13 that burner hearth 8 communicates with flue 11 and the first wind hole 14 that air channel 12 is communicated with hot-blast outlet 2, the front side of base plate 6 and rear side are had make second wind hole 15 that air channel 12 communicates with tubular heat exchanger 5 and the second cigarette hole 16 that flue 11 is communicated with tubular heat exchanger 5.Tubular heat exchanger 5 also comprises the tube sheet 17 that is fixed on base plate 6 tops, is fixed with some tube banks 18 on tube sheet 17 fore-and-aft directions, the staggered deflection plate 19 that is fixed with on the fore-and-aft direction of base plate 6 upsides and body of heater 4 upper wall inboards; Have cleaning door 20 on body of heater 4 rear walls between base plate 6 and the burner hearth top board 9.In the specific implementation process, burner hearth 8 sidewalls are provided with observation panel 21, body of heater 4 antethecas of burner hearth 8 belows are provided with and add coal bunker 22, coal burns on fire grate, the high-temperature flue gas that produces concentrates in the burner hearth 8, because the effect of air-introduced machine, high-temperature flue gas side flow and enter flue 11 before burner hearth 8 by the first cigarette hole 13, carry out heat exchange with the air in the air channel 12, the then tube bank 18 that enters tubular heat exchanger 5 by the second cigarette hole 16, carry out heat exchange with tube bank 18 air outside, at this moment flue-gas temperature has reduced and has discharged from smoke evacuation outlet 3; Cryogenic air enters tubular heat exchanger 5 by cold wind import 1, because the effect of deflection plate 19, make air repeatedly wash away tube bank 18, air themperature promotes rapidly, enter air channel 12 through the second wind hole 15 again and the high-temperature flue gas in the flue 11 absorbs heat, and then the temperature of nearly step lifting air, then discharge from hot-blast outlet 2 by the first wind hole 14, be sent to the user.
Claims (3)
1. horizontal coal-fired hot-blast stove, comprise and have cold wind import (1), the body of heater (4) of hot-blast outlet (2) and smoke evacuation outlet (3) and the tubular heat exchanger (5) that is fixed on body of heater (4) internal upper part, tubular heat exchanger (5) comprises base plate (6), the interior bottom of body of heater (4) is provided with burner hearth (8), it is characterized in that: base plate (6) downside is fixed with flame retardant coating (7), burner hearth (8) top is provided with the burner hearth top board (9) that with body of heater (4) fixing and surface is fixed with flame retardant coating (7), vertically be fixed with some surfaces between base plate (6) and the burner hearth top board (9) and be fixed with the dividing plate (10) that flame retardant coating (7) and left and right directions are parallel to each other, the flue (11) that the cavity that adjacent separator (10) is surrounded is distributed by the space and air channel (12) are formed, the front side of burner hearth top board (9) and rear side have and first cigarette hole (13) that burner hearth (8) communicates with flue (11) and the first wind hole (14) that air channel (12) is communicated with hot-blast outlet (2), the front side of base plate (6) and rear side are had make second wind hole (15) that air channel (12) communicates with tubular heat exchanger (5) and the second cigarette hole (16) that flue (11) is communicated with tubular heat exchanger (5).
2. horizontal coal-fired hot-blast stove according to claim 1, it is characterized in that: tubular heat exchanger (5) also comprises the tube sheet (17) that is fixed on base plate (6) top, be fixed with some tube banks (18) on tube sheet (17) fore-and-aft direction, the staggered deflection plate (19) that is fixed with on the fore-and-aft direction of base plate (6) upside and body of heater (4) upper wall inboard.
3. horizontal coal-fired hot-blast stove according to claim 1 and 2 is characterized in that: have cleaning door (20) on body of heater (4) rear wall between base plate (6) and the burner hearth top board (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201689998U CN201615598U (en) | 2009-03-23 | 2010-03-20 | Horizontal type coal-fired hot blast furnace |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920145902 | 2009-03-23 | ||
| CN200920145902.9 | 2009-03-23 | ||
| CN2010201689998U CN201615598U (en) | 2009-03-23 | 2010-03-20 | Horizontal type coal-fired hot blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201615598U true CN201615598U (en) | 2010-10-27 |
Family
ID=43001966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201689998U Expired - Fee Related CN201615598U (en) | 2009-03-23 | 2010-03-20 | Horizontal type coal-fired hot blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201615598U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287913A (en) * | 2011-06-10 | 2011-12-21 | 青岛亿佳源制热设备材料有限公司 | Full-automatic wood granular fuel warm air blower |
| CN102305466A (en) * | 2011-06-29 | 2012-01-04 | 于绍文 | Vertical coal gas continuous heating furnace |
| CN102607168A (en) * | 2012-03-09 | 2012-07-25 | 大连科林能源工程技术开发有限公司 | High-temperature high-pressure air heating furnace |
| CN104061678A (en) * | 2014-07-20 | 2014-09-24 | 泉州恒灼热力机械科技有限公司 | Multi-tube high-temperature hot blast stove with heart-shaped heat exchange tubes |
| CN104089398A (en) * | 2014-07-23 | 2014-10-08 | 芜湖长启炉业有限公司 | Double-pipe double-flue hot blast stove |
| CN104154651A (en) * | 2014-08-15 | 2014-11-19 | 芜湖长启炉业有限公司 | Large double-path air heating furnace capable of supplying hot air to twelve grain drying machines |
| CN105371488A (en) * | 2015-12-11 | 2016-03-02 | 许敬轩 | Tubular hot air heat exchange device |
| CN106801994A (en) * | 2017-03-27 | 2017-06-06 | 魏景锋 | Hot-blast stove and heating |
| CN107560172A (en) * | 2017-10-16 | 2018-01-09 | 岳西县同发机械有限公司 | A kind of energy efficient hot air furnace suitable for tea enzyme deactivating and strip sorting |
| CN109595112A (en) * | 2018-12-09 | 2019-04-09 | 东北大学 | Vehicle-mounted hot-blast stove |
| CN110848971A (en) * | 2019-12-09 | 2020-02-28 | 湖南省农友农业装备股份有限公司 | Hot-blast stove |
| CN114774607A (en) * | 2022-04-24 | 2022-07-22 | 北京首钢建设集团有限公司 | Hot blast stove bottom structure and welding method thereof |
-
2010
- 2010-03-20 CN CN2010201689998U patent/CN201615598U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287913A (en) * | 2011-06-10 | 2011-12-21 | 青岛亿佳源制热设备材料有限公司 | Full-automatic wood granular fuel warm air blower |
| CN102305466A (en) * | 2011-06-29 | 2012-01-04 | 于绍文 | Vertical coal gas continuous heating furnace |
| CN102607168A (en) * | 2012-03-09 | 2012-07-25 | 大连科林能源工程技术开发有限公司 | High-temperature high-pressure air heating furnace |
| CN104061678B (en) * | 2014-07-20 | 2016-08-24 | 泉州恒灼热力机械科技有限公司 | Heart-shaped heat exchanger tube multitube high temperature hot-blast furnace |
| CN104061678A (en) * | 2014-07-20 | 2014-09-24 | 泉州恒灼热力机械科技有限公司 | Multi-tube high-temperature hot blast stove with heart-shaped heat exchange tubes |
| CN104089398A (en) * | 2014-07-23 | 2014-10-08 | 芜湖长启炉业有限公司 | Double-pipe double-flue hot blast stove |
| CN104154651A (en) * | 2014-08-15 | 2014-11-19 | 芜湖长启炉业有限公司 | Large double-path air heating furnace capable of supplying hot air to twelve grain drying machines |
| CN105371488A (en) * | 2015-12-11 | 2016-03-02 | 许敬轩 | Tubular hot air heat exchange device |
| CN106801994A (en) * | 2017-03-27 | 2017-06-06 | 魏景锋 | Hot-blast stove and heating |
| CN107560172A (en) * | 2017-10-16 | 2018-01-09 | 岳西县同发机械有限公司 | A kind of energy efficient hot air furnace suitable for tea enzyme deactivating and strip sorting |
| CN109595112A (en) * | 2018-12-09 | 2019-04-09 | 东北大学 | Vehicle-mounted hot-blast stove |
| CN110848971A (en) * | 2019-12-09 | 2020-02-28 | 湖南省农友农业装备股份有限公司 | Hot-blast stove |
| CN114774607A (en) * | 2022-04-24 | 2022-07-22 | 北京首钢建设集团有限公司 | Hot blast stove bottom structure and welding method thereof |
| CN114774607B (en) * | 2022-04-24 | 2023-09-15 | 北京首钢建设集团有限公司 | Furnace bottom structure of hot blast furnace and welding method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201615598U (en) | Horizontal type coal-fired hot blast furnace | |
| CN204043209U (en) | A kind of Instant heating type U-type groove deflector heat exchanger | |
| CN201715495U (en) | Vertical type biquadratic back burning furnace | |
| CN202630400U (en) | Hot-blast stove | |
| CN201954568U (en) | Zoned combustion type combustion furnace | |
| CN201621674U (en) | Steam boiler capable of effectively improving heat utilization rate | |
| CN201014711Y (en) | High efficiency energy saving tea stove | |
| CN201173574Y (en) | Integral horizontal type machine burning hot-air stove | |
| CN202002141U (en) | Horizontal air preheater | |
| CN101871641B (en) | Vertical quartic reverse-burning boiler | |
| CN201449006U (en) | Coal burning water heater | |
| CN204923441U (en) | High -efficient environmental protection hot -blast furnace | |
| CN207619441U (en) | New three-stage top combustion stove | |
| CN201731617U (en) | Horizontal pipe array hot water boiler | |
| CN201476291U (en) | Hot water boiler | |
| CN206116953U (en) | Improved generation electric power cabinet heat radiation structure | |
| CN102147115A (en) | Horizontal air preheater | |
| CN203177441U (en) | Horizontal boiler | |
| CN203751322U (en) | Regenerative vacuum chamber baking system for baking through upper opening and lower opening of vacuum chamber | |
| CN201852497U (en) | Heat exchange device of coal-fired oven | |
| CN202709429U (en) | Returning flue boiler | |
| CN201599829U (en) | Pellet stove residual heat utilizing device | |
| CN211424347U (en) | Steam-driven heat injection boiler | |
| CN210689304U (en) | Vertical drying tower heat exchanger | |
| CN202024299U (en) | Anti-coking large-scale coal burning boiler |
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: 20101027 Termination date: 20110320 |