CN105540581A - Internal radiation heat type activation furnace - Google Patents
Internal radiation heat type activation furnace Download PDFInfo
- Publication number
- CN105540581A CN105540581A CN201610072826.8A CN201610072826A CN105540581A CN 105540581 A CN105540581 A CN 105540581A CN 201610072826 A CN201610072826 A CN 201610072826A CN 105540581 A CN105540581 A CN 105540581A
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- China
- Prior art keywords
- activation
- furnace
- activation furnace
- carbonized material
- radiation heating
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/04—Carbon-containing material
Abstract
The invention discloses an internal radiation heat type activation furnace. Through an internal radiation heating way, a heat radiation heating body is arranged in an inner cavity of the activation furnace; a combustible gas generated by activation contacts with the supplied air for combustion to supply radiation energy to the carbonized material activation; a carbonized material feed port is formed at the front end of the activation furnace, and an activated carbon discharge port is formed at the back end; the carbonized material feed port and the activated carbon discharge port are communicated with the inner cavity of the activation furnace respectively; the inner cavity is a carbonized material activation area. The internal radiation heat type activation furnace is characterized in that the heat radiation heating body is arranged along the axial direction of the inner cavity; the heat radiation heating body is a hollow tubular channel; multiple air input pipelines are arranged in the hollow tubular channel; and the heat radiation heating body is used for making the combustible gas generated by activation and absorbed into the heat radiation heating body contact with the supplied air for combustion to release heat and for supplying heat to the carbonized material activation in the inner cavity of the activation furnace through the outer wall radiation of the heat radiation heating body.
Description
Technical field
The present invention relates to Activated Carbon Production technical field, particularly a kind of interior radiation hot type activation furnace.
Background technology
Activation furnace is the nucleus equipment producing gac.The type of furnace of domestic production gac has the type of furnace such as smoldering furnace, tube furnace, converter, fluidizing furnace, flattening oven, multi-stage oven, Stepple furnace.In these type of furnaces, because Stepple furnace has output greatly, quality control is stablized, the advantages such as processing ease, and is commonly used.But the work-ing life of Stepple furnace is shorter, often want blowing out overhaul, and the time of blowing out and furnace lifting is all very long, operation inconvenience.A kind of type of furnace was faster developed in converter in recent years, current many Stepple furnaces to start replace by converter.Present converter is all generally internal heat type, but need a part of carbonized material heat release of direct burning in stove to provide activation necessary heat, such internal heat type converter is direct burning carbonate material while carbonized material activation, cause the yield activating product and gac low, ash content is high, and causes slagging scorification to affect the stability run in stove because partial combustion temperature is too high.
Summary of the invention
The present invention is directed to the defect existed in prior art, a kind of interior radiation hot type activation furnace is provided, radiant heating pattern in utilizing, thermal radiation heating member is arranged in activation furnace inner chamber, the combustible gas utilizing activation to produce and the air catalytic combustion of infeed, for carbonized material activation provides quantity of radiant energy, do not need burning carbonate material, do not need to add external fuel, energy-saving and environmental protection, steady running yet; And making the yield of gac higher, the gac output produced is high, ash content is low, absorption property index is high, improves the quality of gac.
Technical scheme of the present invention is as follows:
Radiation hot type activation furnace in a kind of, described activation furnace front end arranges carbonized material opening for feed, rear end arranges gac discharge port, described carbonized material opening for feed and gac discharge port respectively with activation furnace intracavity inter-connection, described inner chamber is carbonized material region of activation, it is characterized in that, along this lumen shaft to being provided with thermal radiation heating member, described thermal radiation heating member is the tubular channel of hollow, arranges some air input passageway in the tubular channel of described hollow; The air catalytic combustion that described thermal radiation heating member is used for combustible gas and the infeed activation in inspiration thermal radiation heating member produced releases heat, and by the radiation of described thermal radiation heating member outer wall to the carbonized material activation heat supply in activation furnace inner chamber.
Described activation furnace is rotating cylinder shape body of heater, described thermal radiation heating member forms the inner ring of cylindrical furnace, cylindric carbonized material region of activation around described thermal radiation heating member forms the outer shroud of cylindrical furnace, in described carbonized material region of activation, there is some division plates, region of activation longitudinal subdivision is some sub-region of activations by described division plate, has the some steam input pipes penetrated by furnace body outer wall in every sub-region of activation.
The sectional area ratio of described outer shroud and inner ring is 0.35 ~ 0.60.
The quantity of described sub-region of activation is 4 ~ 10.
Each division plate of described outer shroud is welded with flow deflector, and the angle of flow deflector and division plate is 45 ° ± 2 °, and the height of flow deflector is 30 ~ 40% of division plate height.
The activation quantity of steam fed in every sub-region of activation and the mass ratio of charcoal are 0.1 ~ 0.50.
Described thermal radiation heating member interior opposite angle is furnished with 2 air input passageway, and its length ratio is 2 ~ 3:1, described air input passageway has several air vouts, and opening diameter is 3 ~ 5mm, and percentage of open area is 3.0 ~ 4.5%; Described air input passageway laterally passes described activation furnace furnace body outer wall in described thermal radiation heating member front end.
The feed end of described activation furnace is higher than discharge end, and angle of inclination is at 1 ~ 2 °.
Pour into a mould heavy mould material inside the furnace body outer wall of described activation furnace, its thickness is 30 ~ 45cm.
Described thermal radiation heating member is hollow circular tube, adopts the special steel that can bear more than 1300 DEG C high temperature to make.
Described carbonized material opening for feed has feeding screw, inclination flow deflector is provided with in opening for feed, one end of described feeding screw connects inclination flow deflector, the other end of described feeding screw connects driving device for slow-run, the top of described feeding screw is provided with carbonized material feed bin, and the bottom of described carbonized material feed bin is connected with described feeding screw.
Described thermal radiation body has the rear end section of passing, and the described rear end section of passing connects induced draught system through behind body of heater rear end by soft connection device; Carbonized material is activated the combustible gas produced in Viability charcoal process and is drawn in the tubular channel of described thermal radiation heating member hollow from the front end of described thermal radiation heating member by described induced draught system.
Technique effect of the present invention is as follows:
Radiation hot type activation furnace in one provided by the invention, radiant heating pattern in utilizing, is arranged on thermal radiation heating member in activation furnace inner chamber, the combustible gas utilizing activation to produce and the air catalytic combustion of infeed, for carbonized material activation provides quantity of radiant energy, do not need burning carbonate material, do not need to add external fuel, energy-saving and environmental protection yet, steady running, and making the yield of gac higher, the gac output produced is high, ash content is low, absorption property index is high, improves the quality of gac.
Compared with prior art, the advantage of technical solution of the present invention is:
1, activation furnace structure of the present invention compact and reasonable more, be some sub-region of activations by carbonized material region of activation with some divides, carbonized material is placed in different compartments respectively, be heated more even, long-term, continuous and stable production granular active carbon at about 1200 DEG C temperature can be realized, carbonized material does not contact with oxygen and is not thus oxidized, and the more existing converter of yield of gac is higher, and output is high, ash content is low, absorption property index is high;
2, the present invention arranges thermal radiation heating member in activation furnace, the combustible gas achieving activation generation can return burning provides quantity of radiant energy in converter inside for activating, need hardly to add external fuel, the heat release of direct burning carbonate material is not needed to provide heat needed for activation yet, improve the energy utilization efficiency of system, and it is clean to reach discharge flue gas.
Accompanying drawing explanation
Fig. 1 is the front cross-sectional schematic diagram of interior radiation hot type activation furnace embodiment of the present invention.
Fig. 2 is the side profile schematic diagram of interior radiation hot type activation furnace embodiment of the present invention.
Reference numeral lists as follows: 1-body of heater; 2-opening for feed; 3-feeding screw; 4-discharge port; 5-air vout; 6-furnace body outer wall; 7-driving device for slow-run; The 8-rear end section of passing; 9-inclination flow deflector; 10-carbonized material region of activation; 11-thermal radiation heating member; 12-air input passageway; 13-steam input pipe; 14-division plate; 15-flow deflector.
Embodiment
Embodiment below in conjunction with accompanying drawing is described in further detail the present invention.
As shown in Figure 1 and Figure 2, be front and the side profile schematic diagram of interior radiation hot type activation furnace embodiment of the present invention.
As shown in Figure 1, interior radiation hot type activation furnace, comprises body of heater 1, body of heater 1 front end arranges carbonized material opening for feed 2, rear end arranges gac discharge port 4, carbonized material opening for feed 2 and gac discharge port 4 respectively with activation furnace intracavity inter-connection, described inner chamber is carbonized material region of activation; Axially be provided with thermal radiation heating member 11 along in this inner chamber 5, thermal radiation heating member 11 is the tubular channel of hollow; Some air input passageway 12 are set in the tubular channel of hollow; Thermal radiation heating member 11 for the combustible gas of activation generation in inspiration thermal radiation heating member and the air catalytic combustion of infeed are released heat, and activates heat supply by the radiation of described thermal radiation heating member outer wall to the carbonized material in activation furnace inner chamber; Some air input passageway 12 of distribution in thermal radiation heating member 11 have several air vouts 5; Air input passageway 12 laterally passes activation furnace furnace body outer wall 6 in the front end of thermal radiation heating member 11 leads to outside stove.
As shown in Figure 2, body of heater 1 is rotating cylinder shape body of heater, thermal radiation heating member 11 forms the inner ring of cylindrical furnace, cylindric carbonized material region of activation 10 around described thermal radiation heating member forms the outer shroud of cylindrical furnace, in outer shroud (carbonized material region of activation) 10, there is some division plates 14, region of activation 10 longitudinal subdivision is some sub-region of activations by division plate 14, has the some steam input pipes 13 penetrated by furnace body outer wall 6 in every sub-region of activation; Division plate 14 is also welded with flow deflector 15.
In addition, carbonized material opening for feed 2 has feeding screw 3, inclination flow deflector 9 is provided with in opening for feed, one end of feeding screw 3 connects inclination flow deflector 9, the other end of feeding screw 3 connects driving device for slow-run 7, the top of feeding screw is provided with carbonized material feed bin (not shown in FIG.), and the bottom of carbonized material feed bin is connected with described feeding screw; Thermal radiation heating member 11 has the rear end section of passing 8, and the rear end section of passing connects induced draught system (not shown in FIG.) through behind body of heater rear end by soft connection device; Carbonized material is activated the combustible gas produced in Viability charcoal process and is drawn in the tubular channel of described thermal radiation heating member hollow from the front end of described thermal radiation heating member by induced draught system, and the air catalytic combustion of the combustible gas that activation is produced and infeed releases heat.
The activation body of heater 1 of the embodiment of the present invention is rotary circular body of heater, and its feed end is higher than discharge end, and angle of inclination is at 1 ~ 2 °; Pour into a mould heavy mould material inside the furnace body outer wall of activation converter, its thickness is 30 ~ 45cm; Inner ring (thermal radiation heating member) 11 is hollow circular tube, and hollow circular tube is fire resistant special type steel, can bear the high temperature of 1300 DEG C; Outer shroud (carbonized material region of activation) 10 is 0.35 ~ 0.60 with the sectional area ratio of inner ring (thermal radiation heating member) 11, and it is sub-region of activation that outer shroud 10 is separated into independently grid by division plate 14, and grid quantity is 4 ~ 10; Each division plate 14 of outer shroud 10 is welded with flow deflector 15, and flow deflector 15 is 45 ° with the angle of division plate 14, and the height of flow deflector 15 is 1/3rd of division plate height; The quantity of steam fed in each grid (sub-region of activation) of outer shroud 10 and the mass ratio of charcoal are 0.1 ~ 0.50; Be furnished with 2 blast mains near feed end diagonal angle in inner ring 11, its length ratio is 2 ~ 3:1, and every root pipe has some air vouts 5, and opening diameter is 3 ~ 5mm, and percentage of open area is 3.0 ~ 4.5%; Steam and air are sent into respectively by the Double layer rotating joint be connected with body of heater, and internal layer leads to steam, outer blowing air.
The opening for feed of rotary activated stove sent into by granular charring material in feed bin by feeding screw 3, the inclination flow deflector 9 arranged in opening for feed 2, equably carbonized material is sent in every sub-region of activation of region of activation outer shroud 10, the flow deflector 15 in the rotation of activation converter 1 itself and every sub-region of activation is relied on to promote, carbonized material is moved to discharge end by feed end, activation steam is evenly sent in every sub-region of activation of outer shroud by the steam input pipe 13 led to outside stove, generates gac with carbon generation chemical reaction; The combustible gas that activation produces, be drawn in the tubular channel of thermal radiation body 11 hollow by the induced draught system be connected with the rear end section of passing 8 of thermal radiation heating member 11 along thermal radiation body 11 outer wall from the front end of thermal radiation body 11, the air catalytic combustion fed with air input passageway 12, the high-temperature hot of generation by endocyclic outer wall radiation to needed for the charcoal activation in outer shroud.The residence time of particle carbonized material in activation converter 1 is 120 minutes, controls the rotating speed of input speed and activation furnace, thus ensures the residence time of gac in converter and the quality of gac; Control the absorbing quantity of induced draught system and the size of air-supplied amount, thus the pressure ensureing activation furnace is 950 DEG C at pressure-fired and activation temperature; Discharge port 4 is tube-type solid sealed structure, and the activated charcoal solid of generation discharges activation furnace by converter discharge port 4, enters rotary cooling device cooling packaging.
Herein means bright, more than describe and contribute to those skilled in the art and understand the invention, but and the protection domain of unrestricted the invention.Any enforcement improving the equivalent replacement described above, modification and/or delete numerous conforming to the principle of simplicity and carry out not departing from the invention flesh and blood, all falls into the protection domain of the invention.
Claims (12)
1. radiation hot type activation furnace in a kind, described activation furnace front end arranges carbonized material opening for feed, rear end arranges gac discharge port, described carbonized material opening for feed and gac discharge port respectively with activation furnace intracavity inter-connection, described inner chamber is carbonized material region of activation, it is characterized in that, along this lumen shaft to being provided with thermal radiation heating member, described thermal radiation heating member is the tubular channel of hollow, arranges some air input passageway in the tubular channel of described hollow; The air catalytic combustion that described thermal radiation heating member is used for combustible gas and the infeed activation in inspiration thermal radiation heating member produced releases heat, and by the radiation of described thermal radiation heating member outer wall to the carbonized material activation heat supply in activation furnace inner chamber.
2. radiation hot type activation furnace in one according to claim 1, it is characterized in that, described activation furnace is rotating cylinder shape body of heater, described thermal radiation heating member forms the inner ring of cylindrical furnace, cylindric carbonized material region of activation around described thermal radiation heating member forms the outer shroud of cylindrical furnace, in described carbonized material region of activation, there is some division plates, region of activation longitudinal subdivision is some sub-region of activations by described division plate, has the some steam input pipes penetrated by furnace body outer wall in every sub-region of activation.
3. radiation hot type activation furnace in one according to claim 2, is characterized in that, the sectional area ratio of described outer shroud and inner ring is 0.35 ~ 0.60.
4. radiation hot type activation furnace in one according to claim 2, is characterized in that, the quantity of described sub-region of activation is 4 ~ 10.
5. radiation hot type activation furnace in one according to claim 2, is characterized in that, each division plate of described outer shroud is welded with flow deflector, and the angle of flow deflector and division plate is 45 ° ± 2 °, and the height of flow deflector is 30 ~ 40% of division plate height.
6. radiation hot type activation furnace in one according to claim 1, is characterized in that, the activation quantity of steam fed in every sub-region of activation and the mass ratio of charcoal are 0.1 ~ 0.50.
7. radiation hot type activation furnace in one according to claim 1, it is characterized in that, described thermal radiation heating member interior opposite angle is furnished with 2 air input passageway, its length ratio is 2 ~ 3:1, described air input passageway has several air vouts, opening diameter is 3 ~ 5mm, and percentage of open area is 3.0 ~ 4.5%; Described air input passageway laterally passes described activation furnace furnace body outer wall in described thermal radiation heating member front end.
8. radiation hot type activation furnace in one according to claim 1, it is characterized in that, the feed end of described activation furnace is higher than discharge end, and angle of inclination is at 1 ~ 2 °.
9. radiation hot type activation furnace in one according to claim 1, is characterized in that, pour into a mould heavy mould material inside the furnace body outer wall of described activation furnace, and its thickness is 30 ~ 45cm.
10. radiation hot type activation furnace in one according to claim 1, is characterized in that, described thermal radiation heating member is hollow circular tube, adopts the special steel that can bear more than 1300 DEG C high temperature to make.
Radiation hot type activation furnace in 11. one according to claim 1, it is characterized in that, described carbonized material opening for feed has feeding screw, inclination flow deflector is provided with in opening for feed, one end of described feeding screw connects inclination flow deflector, the other end of described feeding screw connects driving device for slow-run, and the top of described feeding screw is provided with carbonized material feed bin, and the bottom of described carbonized material feed bin is connected with described feeding screw.
In 12. one according to claim 1, radiation hot type activation furnace, is characterized in that, described thermal radiation body has the rear end section of passing, and the described rear end section of passing connects induced draught system through behind body of heater rear end by soft connection device; Carbonized material is activated the combustible gas produced in Viability charcoal process and is drawn in the tubular channel of described thermal radiation heating member hollow from the front end of described thermal radiation heating member by described induced draught system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610072826.8A CN105540581A (en) | 2016-02-02 | 2016-02-02 | Internal radiation heat type activation furnace |
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| CN201610072826.8A CN105540581A (en) | 2016-02-02 | 2016-02-02 | Internal radiation heat type activation furnace |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936506A (en) * | 2016-06-29 | 2016-09-14 | 北京金达威活性炭科技有限公司 | Energy efficient converter for producing active carbon |
| CN107244673A (en) * | 2017-07-06 | 2017-10-13 | 新疆金源洁净煤有限责任公司 | A kind of external heat horizontal revolving activates device |
| CN107265455A (en) * | 2017-08-07 | 2017-10-20 | 江苏浦士达环保科技股份有限公司 | A kind of many palace lattice anaerobic activation furnaces of internal heat type |
| CN107601503A (en) * | 2017-08-24 | 2018-01-19 | 左宋林 | Multi-cavity type activation furnace |
| CN113620292A (en) * | 2021-09-09 | 2021-11-09 | 江苏恒源活性炭有限公司 | Powdered activated carbon regeneration system and regeneration method |
| CN116715240A (en) * | 2023-08-14 | 2023-09-08 | 江苏优华达环保材料科技有限公司 | Equipment for recycling agricultural product waste to produce active carbon and preparation method |
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| CN101592439A (en) * | 2009-06-03 | 2009-12-02 | 淮北市协力重型机器有限责任公司 | Active carbon horizontal converter |
| EP2634236A1 (en) * | 2010-10-26 | 2013-09-04 | Xixia Dragon Into Special Material Co. Ltd | External heating type coal material decomposition apparatus with multiple tubes |
| CN205527769U (en) * | 2016-02-02 | 2016-08-31 | 江苏优华达环保材料科技有限公司 | Internal radiation hot type activation furnace |
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2016
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008032300A (en) * | 2006-07-27 | 2008-02-14 | Japan Sewage Works Agency | External heating-type rotary kiln |
| CN101592439A (en) * | 2009-06-03 | 2009-12-02 | 淮北市协力重型机器有限责任公司 | Active carbon horizontal converter |
| EP2634236A1 (en) * | 2010-10-26 | 2013-09-04 | Xixia Dragon Into Special Material Co. Ltd | External heating type coal material decomposition apparatus with multiple tubes |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936506A (en) * | 2016-06-29 | 2016-09-14 | 北京金达威活性炭科技有限公司 | Energy efficient converter for producing active carbon |
| CN107244673A (en) * | 2017-07-06 | 2017-10-13 | 新疆金源洁净煤有限责任公司 | A kind of external heat horizontal revolving activates device |
| CN107265455A (en) * | 2017-08-07 | 2017-10-20 | 江苏浦士达环保科技股份有限公司 | A kind of many palace lattice anaerobic activation furnaces of internal heat type |
| CN107601503A (en) * | 2017-08-24 | 2018-01-19 | 左宋林 | Multi-cavity type activation furnace |
| CN113620292A (en) * | 2021-09-09 | 2021-11-09 | 江苏恒源活性炭有限公司 | Powdered activated carbon regeneration system and regeneration method |
| CN113620292B (en) * | 2021-09-09 | 2022-04-15 | 江苏恒源活性炭有限公司 | Powdered activated carbon regeneration system and regeneration method |
| CN116715240A (en) * | 2023-08-14 | 2023-09-08 | 江苏优华达环保材料科技有限公司 | Equipment for recycling agricultural product waste to produce active carbon and preparation method |
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Address after: 225700 Xinghua science incubation center of Jiangsu (Zhaoyang Branch Center) Applicant after: JIANGSU YHD ENVIRONMENTAL PROTECTION MATERIAL TECHNOLOGY CO., LTD. Address before: 5 No. 225700 and No. 7 workshop, Zhaoyang Industrial Park, Taizhou, Jiangsu, Xinghua Applicant before: JIANGSU YHD ENVIRONMENTAL PROTECTION MATERIAL TECHNOLOGY CO., LTD. |
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