CN201883063U - External-heating tank-type formed coke carbonizing furnace - Google Patents
External-heating tank-type formed coke carbonizing furnace Download PDFInfo
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- CN201883063U CN201883063U CN2010206410609U CN201020641060U CN201883063U CN 201883063 U CN201883063 U CN 201883063U CN 2010206410609 U CN2010206410609 U CN 2010206410609U CN 201020641060 U CN201020641060 U CN 201020641060U CN 201883063 U CN201883063 U CN 201883063U
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- formed coke
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- type formed
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Abstract
The utility model discloses an external-heating tank-type formed coke carbonizing furnace, which comprises a furnace body which is arranged on a steel supporting frame. A plurality of vertically arranged carbonizing tanks with the same structure are arranged in the furnace body. A combustion chamber is arranged on the two sides of the carbonizing tanks. A plurality of layers of zigzag communicated heating flame paths are arranged in the combustion chamber. A plurality of temperature measuring devices and burners are arranged on the two sides of the combustion chamber. Feed inlets which are communicated with the carbonizing tanks are arranged at the top of the furnace body. Discharge outlets which are communicated with the carbonizing tanks are arranged at the bottom of the furnace body. A volatile matter passage, an air passage and a gas flue are arranged on the side wall of the furnace body. The discharge outlets of the carbonizing tanks are respectively communicated with water coolers below the furnace body. Each water cooler comprises a dual-layer cylindrical steel jacket, wherein the inner cylinder of the water cooler forms a cooling passage and cooling water is filled in a sandwich layer between the inner cylinder and the outer cylinder of the water cooler. The external-heating tank-type formed coke carbonizing furnace has the advantages that the stroke of flue gas in the combustion chamber can be greatly improved, the thermal efficiency can be improved, the fuel wastage can be reduced, the temperature in a carbonizing chamber can be adjusted and controlled easily and the carbonization of formed coke is facilitated.
Description
Technical field
The utility model relates to a kind of pit kiln, particularly relates to a kind of external-heat formed coke charring furnace.
Background technology
Domestic coke mainly adopts the high-quality coking coal to produce, yet domestic coking coal resource is nervous and short gradually, so use non-coking coal to produce formed coke in a large number, be used for fields such as calcium carbide, yellow phosphorus, iron alloy, smelting and Foundry Production with alternative traditional coke and be significant.
Formed coke will substitute traditional coke, must meet or exceed the quality index of coke, important parameter such as moisture and hot strength particularly, so the charing of formed coke and cooling apparatus are particularly important, and the quality of direct relation formed coke.
The external-heat charring furnace separates with coking chamber and has numerous advantages and be widely used owing to its combustion chamber, but traditional external-heat charring furnace mainly has the following disadvantages: (1) gas jet is heated at body of heater two side bottoms, this design can cause high-temperature flue gas skewness in the combustion chamber, thereby cause temperature distributing disproportionation in the coking chamber, be unfavorable for the charing of formed coke; (2) simultaneously because flue gas stroke in the combustion chamber is too short, the residence time is too short, thereby causes thermo-efficiency not high, causes the fuel cost height; (3) formed coke through charing relies on the deadweight discharging by wedged bottom in the coking chamber, and this discharge method causes putty easily and discharges difficulty.
The utility model content
Technical problem to be solved in the utility model provides a kind of thermo-efficiency height, temperature and easily regulates control, discharge and can realize the external heat tank type formed coke charring furnace of dry coke quenching easily.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of external heat tank type formed coke charring furnace, comprise the body of heater that places on the supporting steel frame, it is identical and be vertically arranged charing jar to be provided with a plurality of structures in the described body of heater, charing jar both sides are provided with the combustion chamber, be provided with multilayer in the combustion chamber and be the heating quirk that " bow " word shape is communicated with, the both sides, combustion chamber are provided with a plurality of temperature measuring equipments and burner; Described body of heater top is provided with the opening for feed that is communicated with the charing jar, and bottom of furnace body is provided with the discharge port that is communicated with the charing jar, and sidewall of the furnace body is provided with fugitive constituent passage, air passageways and flue; The discharge port of described charing jar is communicated with the water cooler of body of heater below, and water cooler comprises the steel chuck with double-layer barrel structure, and internal layer cylinder forms the cooling channel, in the cylindrical shell interlayer water coolant is housed.
As preferably, the bottom of described combustion chamber heating quirk is communicated with flue.
As preferably, the number of plies of described heating quirk is 5 to 10 layers.
As preferably, the number of plies of described heating quirk is 10 layers, and the superiors are the 1st layer, and the lowest layer is the 10th layer, arranges successively in the centre.
As preferably, be separately installed with the burner with the fugitive constituent channel connection on the 2nd, 4,6 layer of described heating quirk, be separately installed with the burner that is communicated with gas pipeline on the 1st, 5,8 layer of the heating quirk.
As preferably, described burner is communicated with air passageways.
As preferably, described body of heater skin is built into insulating brick or common brick, and the intravital charing jar of stove is built into refractory brick.
As preferably, described flue inserts distribution plenum outward.
As preferably, described charing jar is high 3 ~ 6 meters, tank body inner width 260 ~ 400 mm, long 1.6 ~ 2.0m.
As preferably, the length of described water cooler steel chuck cooling channel is 3 ~ 6 meters, and the cylindrical shell thickness of interlayer of steel chuck is 10 ~ 60mm.
The utility model external heat tank type formed coke charring furnace, be the heating quirk of " bow " word shape connection and a plurality of temperature measuring equipments and burner be set by multilayer is set in the combustion chamber in the both sides, combustion chamber, can increase the stroke of flue gas in the combustion chamber greatly, improve thermo-efficiency and reduced waste of fuel, and make the temperature in the coking chamber easily regulate control, help the charing of formed coke; Offer vertical discharge port at bottom of furnace body, can utilize the deadweight of formed coke to carry out discharge and can not stop up; Below charing jar discharge port, connect and have the jacket structured water cooler of water coolant steel, very be convenient to formed coke is carried out dry coke quenching and the device fabrication cost is lower.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model external heat tank type formed coke charring furnace.
Fig. 2 is the structural representation of charing jar in the utility model.
Fig. 3 is the structural representation of water cooler in the utility model.
Wherein, Reference numeral: 1 is supporting steel frame, and 2 is body of heater, and 3 are the charing jar, 4 is the combustion chamber, and 5 are the heating quirk, and 6 is temperature measuring equipment, and 7 is burner, 8 is opening for feed, and 9 is discharge port, and 10 is the fugitive constituent passage, 11 is air passageways, and 12 is flue, and 13 is water cooler, 14 is water cooler steel chuck, and 15 is steel chuck cooling channel, and 16 is steel chuck cylindrical shell interlayer, 17 is gas pipeline, and 18 is distribution plenum, 19 discharge mechanisms.
Embodiment
Disclosed all features in this specification sheets, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification sheets (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
As Fig. 1, Fig. 2 and shown in Figure 3, the utility model external heat tank type formed coke charring furnace, comprise the body of heater 2 that places on the supporting steel frame 1, it is identical and be vertically arranged charing jar 3 to be provided with a plurality of structures in the body of heater 2, charing jar 3 both sides are provided with combustion chamber 4, be provided with multilayer in the combustion chamber 4 and be the heating quirk 5 that " bow " word shape is communicated with, 5 both sides, combustion chamber are provided with a plurality of temperature measuring equipments 6 and burner 7; Body of heater 2 tops are provided with the opening for feed 8 that is communicated with charing jar 3, and body of heater 2 bottoms are provided with the discharge port 9 that is communicated with charing jar 3, and body of heater 2 sidewalls are provided with fugitive constituent path 10, air passageways 11 and flue 12; The discharge port 9 of charing jar 3 is communicated with the water cooler 13 of body of heater below, water cooler 13 comprises the steel chuck 14 with double-layer barrel structure, internal layer cylinder forms cooling channel 15, in the cylindrical shell interlayer 16 water coolant is housed, and the water coolant in the water cooler can be recycled after the water cooling tower cooling.
As Fig. 1, Fig. 2 and shown in Figure 3, the utility model external heat tank type formed coke charring furnace, the bottom heating quirk of combustion chamber 4 is communicated with flue 12.The number of plies of heating quirk 5 can be designed to 5 to 10 layers, and the number of plies of the heating quirk 5 among the figure is designed to 10 layers, and the superiors are the 1st layer, and the lowest layer is the 10th layer, arranges successively in the centre.Be separately installed with the burner 7 that is communicated with the fugitive constituent path 10 on the 2nd, 4,6 layer of heating quirk 5, be separately installed with the burner 7 that is communicated with gas pipeline 17 on the 1st, 5,8 layer of heating quirk 5, burner 7 is communicated with air passageways 11, is convenient to the abundant burning of inflammable gas.Body of heater 2 skins are built into insulating brick or common brick, and the intravital charing jar 3 usefulness refractory brick of stove are built into.The flue 12 outer distribution plenums 18 that insert make the high-temperature flue gas of being got rid of by charring furnace send into tunnel furnace after distribution plenum 18 temperature regulation and are used for the moulded coal oven dry.Charing jar 3 can be designed to high 3 ~ 6 meters, tank body inner width 260 ~ 400 mm, and long 1.6 ~ 2.0m according to the demand of output, can dispose 6 ~ 32 jars in same body of heater 2.The length of water cooler steel chuck 14 cooling channels 15 is 3 ~ 6 meters, and cylindrical shell interlayer 16 thickness of steel chuck 14 are 10 ~ 60mm, formed coke from the cooling channel in 15 by realizing dry coke quenching.
As Fig. 1, Fig. 2 and shown in Figure 3, the utility model external heat tank type formed coke charring furnace, raw material is interrupted or adds continuously in the charing jar 3 by the charging mechanism of furnace roof during work, accepts the indirect heating of 3 liang of side combusion chambers of charing jar, 4 heating quirks 5.The top temperature of charing jar both sides heating quirk 5 can reach 1250-1350 ℃, heating fuel is made up of two portions, the fugitive constituent of discharging when a part is the raw material calcining, another part is to add combustion gas, combustion gas and fugitive constituent are provided with the heating quirk burning of burner 7 at the first floor and other, high temperature gas flow after red-hot flame and the burning is guided by the draft that chimney and induced-draft fan produce, from first floor heating quirk terminal circuitous downwards enter second layer quirk and follow-up quirk, after flue 12 discharges.At this moment, flue gas also has 600-900 ℃, and its waste heat continues to utilize as moulded coal oven dry heat.
According to heating quirk 5 variation of temperature, the carbonization process of material can be divided into three bands substantially: preheating zone, carbide bound and cooling zone, and the three is not only interrelated but also condition each other, and formed coke is finished the coking process at carbide bound.Raw material is discharged steam and a part of fugitive constituent through the preheating zone in charing jar 3, down pass through carbide bound (the 1-3 layer that is equivalent to quirk) again, and this moment, fire path temperature reached 1250-1350 ℃.Raw material continues to discharge fugitive constituent at carbide bound, produces simultaneously and decomposes and polyreaction, and the formed coke small product size is shunk, and density and intensity constantly increase.At last, formed coke falls into the water cooler 13 that has water coolant steel chuck 14 from charing jar 3 bottoms, and scorching hot raw material is cooled down rapidly, realizes dry coke quenching, regularly or continuously discharges through the discharge mechanism 19 of sealing again.Raw material residence time in the charing jar reaches 18-36 hour, and the quantity discharged of each charing jar is generally 60-200kg/h.
Pot type formed coke charring furnace is to utilize material fugitive constituent incendiary autothermal equipment.When the fugitive constituent of material is big, without extra fuel.When the material fugitive constituent hour, need the extra fuel such as coal gas that replenishes sometimes.Semicontinuous self-feeding or as far as possible shorten is at interval reinforcedly joined by ginseng, makes the material performance of adding even so that fugitive constituent steadily, homogeneous combustion and heat supply equably, this is most important to charring furnace working order and work-ing life.Though the heating fire path temperature of charring furnace can reach 1350 ℃, because calcining materials and fire path temperature exist temperature head, generally differ 100-150 ℃, therefore, guarantee the quality of product, the temperature of carbide bound should remain on 1150-1250 ℃.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. external heat tank type formed coke charring furnace, comprise the body of heater (2) that places on the supporting steel frame (1), it is characterized in that: it is identical and be vertically arranged charing jar (3) to be provided with a plurality of structures in the described body of heater (2), charing jar (3) both sides are provided with combustion chamber (4), be provided with multilayer in the combustion chamber (4) and be the heating quirk (5) that " bow " word shape is communicated with, both sides, combustion chamber (5) are provided with a plurality of temperature measuring equipments (6) and burner (7); Described body of heater (2) top is provided with the opening for feed (8) that is communicated with charing jar (3), body of heater (2) bottom is provided with the discharge port (9) that is communicated with charing jar (3), and body of heater (2) sidewall is provided with fugitive constituent passage (10), air passageways (11) and flue (12); The discharge port (9) of described charing jar (3) is communicated with the water cooler (13) of body of heater below, and water cooler (13) comprises the steel chuck (14) with double-layer barrel structure, and internal layer cylinder forms cooling channel (15), and the cylindrical shell interlayer is equipped with water coolant in (16).
2. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: the bottom heating quirk of described combustion chamber (4) is communicated with flue (12).
3. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: the number of plies of described heating quirk (5) is 5 to 10 layers.
4. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: the number of plies of described heating quirk (5) is 10 layers, and the superiors are the 1st layer, and the lowest layer is the 10th layer, arranges successively in the centre.
5. external heat tank type formed coke charring furnace according to claim 4, it is characterized in that: be separately installed with the burner (7) that is communicated with fugitive constituent passage (10) on the 2nd, 4,6 layer of described heating quirk (5), be separately installed with the burner (7) that is communicated with gas pipeline (17) on the heating quirk (5) the 1st, 5,8 layer.
6. external heat tank type formed coke charring furnace according to claim 5 is characterized in that: described burner (7) is communicated with air passageways (11).
7. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: described body of heater (2) is outer to be built into insulating brick or common brick, and the intravital charing jar of stove (3) is built into refractory brick.
8. external heat tank type formed coke charring furnace according to claim 1 and 2 is characterized in that: the outer distribution plenum (18) that inserts of described flue (12).
9. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: described charing jar (3) is high 3 ~ 6 meters, tank body inner width 260 ~ 400 mm, long 1.6 ~ 2.0m.
10. external heat tank type formed coke charring furnace according to claim 1 is characterized in that: the length of described water cooler steel chuck (14) cooling channel (15) is 3 ~ 6 meters, and cylindrical shell interlayer (16) thickness of steel chuck (14) is 10 ~ 60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206410609U CN201883063U (en) | 2010-12-03 | 2010-12-03 | External-heating tank-type formed coke carbonizing furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010206410609U CN201883063U (en) | 2010-12-03 | 2010-12-03 | External-heating tank-type formed coke carbonizing furnace |
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| CN201883063U true CN201883063U (en) | 2011-06-29 |
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| CN2010206410609U Expired - Lifetime CN201883063U (en) | 2010-12-03 | 2010-12-03 | External-heating tank-type formed coke carbonizing furnace |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288031A (en) * | 2011-07-21 | 2011-12-21 | 广东世创金属科技有限公司 | Muffle-tank structure with multi-path temperature control for thermally-stimulated furnace |
| CN102492432A (en) * | 2011-12-09 | 2012-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
| CN102911685A (en) * | 2012-11-02 | 2013-02-06 | 中国林业科学研究院林产化学工业研究所 | Technology and equipment used for utilizing latent heat in tail gas during process of biomass molding carbon preparation |
| CN103421523A (en) * | 2013-09-02 | 2013-12-04 | 潍坊金丝达环境工程股份有限公司 | Penetrating heating furnace body for cracking furnace continuous gasifying |
| CN103436277A (en) * | 2013-09-02 | 2013-12-11 | 潍坊金丝达环境工程股份有限公司 | Energy-saving continuous gasification cracking furnace |
| CN105509498A (en) * | 2014-09-22 | 2016-04-20 | 沈阳铝镁设计研究院有限公司 | Pot-type furnace temperature automatic control device |
| CN106322430A (en) * | 2015-06-24 | 2017-01-11 | 沈阳铝镁设计研究院有限公司 | A pot furnace combustion control method |
| CN106403600A (en) * | 2016-11-22 | 2017-02-15 | 江苏省冶金设计院有限公司 | Gas melt-separation furnace |
| CN109467071A (en) * | 2019-01-02 | 2019-03-15 | 镇江东亚碳素焦化有限公司 | A kind of aluminium carbon raw material petroleum coke production calcining furnace |
| CN114370766A (en) * | 2020-10-15 | 2022-04-19 | 沈阳铝镁设计研究院有限公司 | Cleaning structure for coking of volatile matter channel of countercurrent pot-type furnace |
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2010
- 2010-12-03 CN CN2010206410609U patent/CN201883063U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288031A (en) * | 2011-07-21 | 2011-12-21 | 广东世创金属科技有限公司 | Muffle-tank structure with multi-path temperature control for thermally-stimulated furnace |
| CN102288031B (en) * | 2011-07-21 | 2014-04-09 | 广东世创金属科技有限公司 | Muffle-tank structure with multi-path temperature control for thermally-stimulated furnace |
| CN102492432A (en) * | 2011-12-09 | 2012-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
| WO2013082922A1 (en) * | 2011-12-09 | 2013-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
| CN102911685A (en) * | 2012-11-02 | 2013-02-06 | 中国林业科学研究院林产化学工业研究所 | Technology and equipment used for utilizing latent heat in tail gas during process of biomass molding carbon preparation |
| CN103421523A (en) * | 2013-09-02 | 2013-12-04 | 潍坊金丝达环境工程股份有限公司 | Penetrating heating furnace body for cracking furnace continuous gasifying |
| CN103436277A (en) * | 2013-09-02 | 2013-12-11 | 潍坊金丝达环境工程股份有限公司 | Energy-saving continuous gasification cracking furnace |
| CN103436277B (en) * | 2013-09-02 | 2014-07-02 | 潍坊金丝达环境工程股份有限公司 | Energy-saving continuous gasification cracking furnace |
| CN105509498A (en) * | 2014-09-22 | 2016-04-20 | 沈阳铝镁设计研究院有限公司 | Pot-type furnace temperature automatic control device |
| CN105509498B (en) * | 2014-09-22 | 2017-12-15 | 沈阳铝镁设计研究院有限公司 | Pot type burner automatic temperature control |
| CN106322430A (en) * | 2015-06-24 | 2017-01-11 | 沈阳铝镁设计研究院有限公司 | A pot furnace combustion control method |
| CN106322430B (en) * | 2015-06-24 | 2018-11-02 | 沈阳铝镁设计研究院有限公司 | Pot type burner method for controlling combustion |
| CN106403600A (en) * | 2016-11-22 | 2017-02-15 | 江苏省冶金设计院有限公司 | Gas melt-separation furnace |
| CN109467071A (en) * | 2019-01-02 | 2019-03-15 | 镇江东亚碳素焦化有限公司 | A kind of aluminium carbon raw material petroleum coke production calcining furnace |
| CN109467071B (en) * | 2019-01-02 | 2024-01-16 | 镇江东亚碳素焦化有限公司 | Calciner is used in production of carbon raw and other materials petroleum coke for aluminium |
| CN114370766A (en) * | 2020-10-15 | 2022-04-19 | 沈阳铝镁设计研究院有限公司 | Cleaning structure for coking of volatile matter channel of countercurrent pot-type furnace |
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Granted publication date: 20110629 |
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