CN203382777U - Hot-blast furnace - Google Patents
Hot-blast furnace Download PDFInfo
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- CN203382777U CN203382777U CN201320355935.2U CN201320355935U CN203382777U CN 203382777 U CN203382777 U CN 203382777U CN 201320355935 U CN201320355935 U CN 201320355935U CN 203382777 U CN203382777 U CN 203382777U
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Abstract
The utility model relates to a hot-blast furnace. The hot-blast furnace comprises a case, wherein the case is provided with a hot air outlet and is internally provided with a combustion furnace, a first heat exchange furnace and a second heat exchange furnace; the combustion furnace is communicated with the first heat exchange furnace which is communicated with a fire passing pipe in the second heat exchange furnace, and the fire passing pipe is communicated with the outer part of the case; the first heat exchange furnace is provided with a tube bank, and the second heat exchange furnace is provided with an air inlet communicated with the tube bank. The hot-blast furnace provided by the utility model has the advantages that the tube bank is heated through high-temperature exhaust gas, the heating of heat exchange mediums is realized, and compared with heating checker bricks for heat accumulation in the prior art, the hot-blast furnace is higher in heat conversion efficiency and faster in heating speed and can be used for further increasing the temperature of air supply.
Description
Technical field
The utility model relates to a kind of hotblast stove.
Background technology
Hotblast stove as thermal power machinery starts widespread use in late 1970s in China, it has become the regeneration product of electric heat source and traditional steam power thermal source in many industries, its effect is using air as dielectric heating to the temperature required, raising along with the blast furnace wind pushing temperature, the heat that hot blast is brought into is general, and oneself accounts for more than 30% of blast furnace heat gross income, therefore, how to improve hot blast temperature and improve the thermo-efficiency of hotblast stove, to having a very important role of the energy consumption that reduces the related industrieies such as baking operation.
The utility model content
Primary and foremost purpose of the present utility model is to provide wind pushing temperature high, the hotblast stove that thermal conversion efficiency is high, and concrete scheme of the present utility model is as follows for achieving the above object:
A kind of hotblast stove, comprise cabinet, and described cabinet is provided with hot-blast outlet, is provided with roasting kiln, the first heat-exchanging furnace, the second heat-exchanging furnace in described cabinet;
Described roasting kiln is communicated with described the first heat-exchanging furnace, and described the first heat-exchanging furnace is communicated with the fire tube of crossing in described the second heat-exchanging furnace, and the described fire tube of crossing is communicated with cabinet is extraneous;
Described the first heat-exchanging furnace is provided with comb, and described the second heat-exchanging furnace is provided with the blast inlet be communicated with described comb.
Preferably, described comb comprises the first comb group, the second comb group, the 3rd comb group, and blast inlet is communicated with an end of the first comb group, between the other end of the first comb group and the second comb group, is provided with drainage plate.
Preferably, described roasting kiln comprises main furnace chamber, the second burner hearth;
Between described main furnace chamber and described the second burner hearth, by the first cross under, be communicated with.
Preferably, described the first cross under and described the second inboard wall of burner hearth are tangent.
Preferably, be provided with flow deflector between described main furnace chamber and described the second burner hearth.
Preferably, described comb is the horizontal tilt setting.
The hotblast stove that the utility model provides is heated comb by high-temp waste gas, realize the heating of heat exchange medium, with respect in prior art, heating is for the checker brick of accumulation of heat, thermal conversion efficiency is higher, rate of heating is faster, has further improved the temperature of air-supply.
The accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, does not form to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is that figure is moved towards in the utility model embodiment heat exchange.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, in this illustrative examples of the present utility model and explanation, be used for explaining the utility model, but not as to restriction of the present utility model.
Embodiment
As shown in Figure 1, a kind of hotblast stove, comprise roasting kiln 1, the first heat-exchanging furnace 2, the second heat-exchanging furnace 3, wherein roasting kiln 1 is a kind ofly can adopt the combustion stove that comprises biomass fuel, roasting kiln 1, the first heat-exchanging furnace 2 and the second heat-exchanging furnace 3 are located at cabinet 10 inside that comprise that base 100 and body of heater outside plate 200 form, described cabinet 10 tops are provided with hot-blast outlet 101, for showing cabinet 10 internal structures, Fig. 1 conceals part body of heater outside plate 200, body of heater outside plate 200 is provided with the ash removing hole 201 be communicated with roasting kiln 1, the opening for feed of described roasting kiln 1 can be connected with feed system, by gas blower, blow, and by feed bin and feed system postcombustion, as mature technology scheme of the prior art, the present embodiment no longer is described in further details firing system, the first heat-exchanging furnace 2 is by the blower fan air draft, in order to improve the heat supply temperature of roasting kiln 1, roasting kiln 1 in the present embodiment comprises main furnace chamber 11, the second burner hearth 12, between main furnace chamber 11 and the second burner hearth 12, by the first cross under 13, be communicated with, main furnace chamber 11 can be by flue gas heating to 1000 ℃ by direct burning, the second burner hearth 12 can reach smokeless by the flue gas gasification burning by gasification function, allow biomass fuel and flue gas fully burn, effectively stop the appearance of the toxic substances such as dioxin simultaneously, the second burner hearth 12 bottoms in above-mentioned combustion engine are provided with the second cross under 14, the second cross under 14 is connected with the first heat-exchanging furnace 2, be delivered to the first heat-exchanging furnace 2 for the high-temperature flue gas that roasting kiln 1 is produced, the first heat-exchanging furnace 2 inner and upper spaces are provided with the comb 21 for hot blast circulation: comb 21 through the furnace wall of the first heat-exchanging furnace 2 respectively with second burner hearth 12 external worlds, the second heat-exchanging furnace 3 communicates, comb 21 is positioned at the part of the first heat-exchanging furnace 2 for being heated, comb 21 is the array setting, to improve heat exchanger effectiveness, be provided with fire tube 31 in the second heat-exchanging furnace 3, the top of the first heat-exchanging furnace 2 is provided with opening and is communicated with mistake fire tube 31, crossing 31 of fire tubes is communicated with cabinet 10 is outer by the chimney butt tube,
As shown in Figure 2, in above-described embodiment scheme, main furnace chamber 11 produces flame and the flue gas of 1000 ℃, and through the second burner hearth 12 gasification, and combustions, high-temperature flue gas, through the fire tube 31 excessively of the first heat-exchanging furnace 2, the second heat-exchanging furnace 3, is finally discharged outside cabinet 10; The second heat-exchanging furnace 3 also is provided with blast inlet 32, and blast inlet 32 is communicated with an end of comb 21, natural wind from blast inlet 32 enter successively comb 21, the second burner hearth 12 outer wall roasting kiln 1 outer walls carry out heat exchange, finally by hot-blast outlet 101, discharged.
Improvement as above-described embodiment scheme, comb 21 comprises the first comb group 221, the second comb group 222, the 3rd comb group 223, blast inlet 32 is communicated with an end of the first comb group 221 that is positioned at bottom, between the other end of the first comb group 221 and the second comb group 222, is provided with the drainage plate 231 for the hot blast drainage.
As shown in Figure 2, in above-described embodiment scheme, natural wind is introduced the first comb group 221 and is heated for the first time from blast inlet 32, enter the second comb group 222 that is positioned at middle portion and carry out second-heating under the drainage of drainage plate 231, then entering the second heat-exchanging furnace 3 heats for the third time, enter again superposed the 3rd comb group 223 and carry out the 4th heating, then the second burner hearth 12 outer walls carry out the 5th heating, carry out the 6th heating finally by crossing roasting kiln 1 outer wall, finally discharged by hot-blast outlet 101.
As the improvement of above-described embodiment scheme, roasting kiln 1 adopts while comprising the scheme of main furnace chamber 11, the second burner hearth 12, between main furnace chamber 11 and the second burner hearth 12, is provided with flow deflector 121, the heat-up time of prolongation natural wind in cabinet 10.
As the improvement of above-described embodiment scheme, the first cross under 13 is tangent with described the second burner hearth 12 inwalls, allows high-temperature flue gas turn to down along inboard wall of burner hearth, extends heating procedure.
The above technical scheme that the utility model embodiment is provided is described in detail, applied specific case herein principle and the embodiment of the utility model embodiment are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; , for one of ordinary skill in the art, according to the utility model embodiment, on embodiment and range of application, all will change, in sum, this description should not be construed as restriction of the present utility model simultaneously.
Claims (6)
1. a hotblast stove is characterized in that:
Comprise cabinet (10), described cabinet (10) is provided with hot-blast outlet (101), is provided with roasting kiln (1), the first heat-exchanging furnace (2), the second heat-exchanging furnace (3) in described cabinet (10);
Described roasting kiln (1) is communicated with described the first heat-exchanging furnace (2), and described the first heat-exchanging furnace (2) is communicated with the fire tube (31) of crossing in described the second heat-exchanging furnace (3), and the described fire tube (31) of crossing is communicated with cabinet (10) is extraneous;
Described the first heat-exchanging furnace (2) is provided with comb (21), and described the second heat-exchanging furnace (3) is provided with the blast inlet (32) be communicated with described comb (21).
2. hotblast stove as claimed in claim 1 is characterized in that:
Described comb (21) comprises the first comb group (221), the second comb group (222), the 3rd comb group (223), blast inlet (32) is communicated with an end of the first comb group (221), between the other end of the first comb group (221) and the second comb group (222), is provided with drainage plate (231).
3. hotblast stove as claimed in claim 1 is characterized in that:
Described roasting kiln (1) comprises main furnace chamber (11), the second burner hearth (12);
Between described main furnace chamber (11) and described the second burner hearth (12), by the first cross under (13), be communicated with.
4. hotblast stove as claimed in claim 3 is characterized in that:
Described the first cross under (13) is tangent with described the second burner hearth (12) inwall.
5. hotblast stove as claimed in claim 3 is characterized in that:
Be provided with flow deflector (121) between described main furnace chamber (11) and described the second burner hearth (12).
6. hotblast stove as claimed in claim 4 is characterized in that:
Described comb (21) is the horizontal tilt setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320355935.2U CN203382777U (en) | 2013-06-20 | 2013-06-20 | Hot-blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320355935.2U CN203382777U (en) | 2013-06-20 | 2013-06-20 | Hot-blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203382777U true CN203382777U (en) | 2014-01-08 |
Family
ID=49871289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320355935.2U Expired - Lifetime CN203382777U (en) | 2013-06-20 | 2013-06-20 | Hot-blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203382777U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105018665A (en) * | 2015-07-23 | 2015-11-04 | 广东韶钢松山股份有限公司 | Production technique for improving heat exchange efficiency of heat pipe type preheater of hot air furnace |
| CN105737378A (en) * | 2016-03-17 | 2016-07-06 | 湖南省农友盛泰农业科技有限公司 | Hot blast heater |
| CN109971903A (en) * | 2017-11-02 | 2019-07-05 | 充爱军 | A kind of metallurgy iron-smelting furnace preheating device |
-
2013
- 2013-06-20 CN CN201320355935.2U patent/CN203382777U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105018665A (en) * | 2015-07-23 | 2015-11-04 | 广东韶钢松山股份有限公司 | Production technique for improving heat exchange efficiency of heat pipe type preheater of hot air furnace |
| CN105737378A (en) * | 2016-03-17 | 2016-07-06 | 湖南省农友盛泰农业科技有限公司 | Hot blast heater |
| CN109971903A (en) * | 2017-11-02 | 2019-07-05 | 充爱军 | A kind of metallurgy iron-smelting furnace preheating device |
| CN109971904A (en) * | 2017-11-02 | 2019-07-05 | 充爱军 | Metallurgy iron-smelting furnace preheating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160115 Address after: 511442, Guangdong Province, Panyu District, Guangzhou Town, South Village, village head, two East Road, No. 3 cross road Patentee after: GUANGZHOU QIYADIAN BOILER Co.,Ltd. Address before: 511400, Guangdong, Panyu District Province, Guangzhou Town, South Village, village head east two horizontal 3 Patentee before: Ma Yadian |
|
| CP03 | Change of name, title or address |
Address after: 511450 Xinhuan Road, Xinqiao village, Dlong street, Panyu District, Guangzhou, Guangdong, No. 11 101 Patentee after: GUANGZHOU QIYADIAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 511442, Guangdong Province, Panyu District, Guangzhou Town, South Village, village head, two East Road, No. 3 cross road Patentee before: GUANGZHOU QIYADIAN BOILER Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
|
| CX01 | Expiry of patent term |