CN105154118A - Rotary indirect heating type low-rank coal modification and quality improvement equipment - Google Patents
Rotary indirect heating type low-rank coal modification and quality improvement equipment Download PDFInfo
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- CN105154118A CN105154118A CN201510494558.4A CN201510494558A CN105154118A CN 105154118 A CN105154118 A CN 105154118A CN 201510494558 A CN201510494558 A CN 201510494558A CN 105154118 A CN105154118 A CN 105154118A
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Abstract
The invention discloses rotary indirection heating type low-rank coal modification and quality improvement equipment. The equipment comprises a cylinder body, wherein two ends of the cylinder body are movably mounted on a wheel supporting device and a catch wheel supporting device which are fixedly arranged on the ground; a drive motor is arranged on the ground, located at one end of the cylinder body and connected with a small gear through a transmission mechanism; a large gear meshed with the small gear is coaxially arranged on the cylinder body; a feeding device is arranged at one end of the cylinder body and fixedly mounted on the ground through a support; a discharging device is arranged at the other end of the cylinder body and fixedly mounted on the ground through the support; the feeding device and the discharging device are connected with the cylinder body through first sealing structures in a sealing manner; a central heating tube is arranged in the cylinder body. With the adoption of the structure, the equipment is not limited by the particle size of materials during production, the materials are heated indirectly, and hot air does not need to enter the cylinder body to be contacted with the materials, so that mixing with a large quantity of inert gases is avoided, the purity of produced coal gas is higher, and the utilization value of the coal gas is improved.
Description
Technical field:
The present invention relates to a kind of rotary type indirect heating low-rank coal modification upgrading device.
Background technology:
The domestic method for industrialization upgrading low-rank coal mainly internal thermal upright carbonization furnace thermo-cracking upgrading at present, internal thermal upright carbonization furnace is because less investment, main equipment structure are simple, compact, convenient operation and maintenance, be used widely, use the most at present, the equipment of largest, maximum a kind of low-rank coal upgradings.But the raw coal size of this Device-General is at 20 ~ 80mm, in actual coal production, such lump coal only has 30% ~ 40%, to face raw material supply problem, owing to adopting internal heat type destructive distillation, caloric power of gas is lower, hydrogen, methane are lower, a nitrogen content is too high, does not reach the top condition of chemical utilization, can only regard fuel.Do not affect by raw meal particle size so need one badly, generate the low-rank coal modification upgrading device that coal gas purity is high.
Summary of the invention:
The present invention is in order to make up the deficiencies in the prior art, provide a kind of rotary type indirect heating low-rank coal modification upgrading device, its reasonable in design, do not affect by raw coal size, adoptable raw coal scope is wide, do not need to worry raw material supply problem, generate coal gas purity high, solve problems of the prior art.
The present invention for solving the problems of the technologies described above adopted technical scheme is:
A kind of rotary type indirect heating low-rank coal modification upgrading device, comprise cylindrical shell, the two ends of cylindrical shell are movably installed in respectively and are installed on ground riding wheel apparatus and holder catch wheel device, the ground of cylindrical shell one end is provided with drive-motor, drive-motor is connected with a pinion(gear) by transmission rig, cylindrical shell is coaxially provided with the master wheel be meshed with pinion(gear), feeding unit is provided with in one end of cylindrical shell, feeding unit is fixedly installed on ground by support, the other end of cylindrical shell is provided with drawing mechanism, drawing mechanism is fixedly loaded on ground by support, feeding unit and between drawing mechanism with cylindrical shell all by first sealed structure sealing be connected, central heating tube is provided with in cylindrical shell, central heating tube two ends all extend outside cylindrical shell through cylindrical shell, one end and the feeding unit of central heating tube are connected, the other end and drawing mechanism are connected, a sheathed heating muff outside the middle part of cylindrical shell, heating muff is fixedly installed on ground by support, two ends and the cylindrical shell of heating muff adopt the second sealed structure to seal to be connected respectively, heating muff is provided with inlet mouth and air outlet, the closed chamber that inlet mouth surrounds with air outlet and heating muff and cylindrical shell is connected, on the inwall of the cylindrical shell at heating muff place, circumferentially uniform intervals is provided with several flights arranged in the shape of a spiral.
Described first sealed structure comprises bellows section, bellows section one end is connected by flange with feeding unit or drawing mechanism, the other end of corrugated tube is connected by flange with stationary seal ring, stationary seal ring is set in outside rotary packing ring, rotary packing ring is fixedly arranged on cylindrical shell, several graphite blocks be disposed adjacent circumferentially are provided with between stationary seal ring with rotary packing ring, several spaced compression springs are circumferentially provided with between graphite block and stationary seal ring, stationary seal ring is provided with inflation inlet, and the closed chamber that inflation inlet is encircled a city with stationary seal ring and rotary packing ring is connected.
Described feeding unit comprises the feed chute be connected with inner barrel.
Cylinder inboard wall is provided with spiral pushing blade near feeding unit place.
Described drawing mechanism comprises seal bootr, and seal bootr and cylindrical shell are sealed by the first sealed structure and be connected, and bottom seal bootr, be provided with discharge port, top is provided with gas exit, and the side of seal bootr is provided with porthole.
Described heating muff comprises the refractory cements layer of internal layer, the rock wool layer in middle level and outer field protection chuck.
The rotation direction of described flight is contrary with the sense of rotation of cylindrical shell, and the tangent line angle of the cylinder inboard wall at flight and flight place place is between 25 ° to 30 °.
Described second sealed structure is fish scale chip sealed structure.
The present invention adopts said structure, reasonable in design, the restriction not by raw meal particle size during production, material be heated to be indirect heating, hot blast does not need to enter in cylindrical shell and contacts with material, does not thus have a large amount of rare gas element to be mixed into, therefore the coal gas purity generated is higher, improves gas utilize and is worth; The rotation direction of the flight in cylindrical shell is contrary with cylindrical shell sense of rotation, and the tangent line angle of the cylinder inboard wall at flight place place is between 25 ° to 30 °, avoid because flight is too high, fall behind broken under material, flight now only plays the effect of turning over materials, heats up evenly to ensure that material is heated.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention.
Fig. 2 is that the A-A of Fig. 1 is to analysing and observe structure for amplifying schematic diagram.
Fig. 3 is the structural representation of feeding unit and the first sealed structure.
Fig. 4 is the structural representation of the first sealed structure.
Fig. 5 is the structural representation of drawing mechanism.
In figure, 1, cylindrical shell, 2, riding wheel apparatus, 3, holder catch wheel device, 4, drive-motor, 5, pinion(gear), 6, master wheel, 7, feeding unit, 8, drawing mechanism, 9, central heating tube, 10, heating muff, 11, second sealed structure, 12, inlet mouth, 13, air outlet, 14, flight, 15, bellows section, 16, stationary seal ring, 17, rotary packing ring, 18, graphite block, 19, compression spring, 20, feed chute, 21, spiral pushing blade, 22, seal bootr, 23, discharge port, 24, gas exit, 25, porthole, 26, refractory cements layer, 27, rock wool layer, 28, protection chuck, 29, first sealed structure.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the present invention will be described in detail.
As Figure 1-5, a kind of rotary type indirect heating low-rank coal modification upgrading device, comprise cylindrical shell 1, the two ends of cylindrical shell 1 are movably installed in respectively and are installed on ground riding wheel apparatus 2 and holder catch wheel device 3, the ground of cylindrical shell 1 one end is provided with drive-motor 4, drive-motor 4 is connected with a pinion(gear) 5 by transmission rig, cylindrical shell 1 is coaxially provided with the master wheel 6 be meshed with pinion(gear) 5, feeding unit 7 is provided with in one end of cylindrical shell 1, feeding unit 7 is fixedly installed on ground by support, the other end of cylindrical shell 1 is provided with drawing mechanism 8, drawing mechanism 8 is fixedly loaded on ground by support, feeding unit 7 and all being sealed by the first sealed structure 29 between drawing mechanism 8 with cylindrical shell 1 is connected, central heating tube 9 is provided with in cylindrical shell 1, central heating tube 9 two ends all extend outside cylindrical shell 1 through cylindrical shell 1, one end and the feeding unit 7 of central heating tube 9 are connected, the other end and drawing mechanism 8 are connected, a sheathed heating muff 10 outside the middle part of cylindrical shell 1, heating muff 10 is fixedly installed on ground by support, two ends and the cylindrical shell 1 of heating muff 10 adopt the second sealed structure 11 to seal to be connected respectively, heating muff 10 is provided with inlet mouth 12 and air outlet 13, the closed chamber that inlet mouth 12 surrounds with air outlet 13 and heating muff 10 and cylindrical shell 1 is connected, on the inwall of the cylindrical shell 1 at heating muff 10 place, circumferentially uniform intervals is provided with several flights 14 arranged in the shape of a spiral.
Described first sealed structure 29 comprises bellows section 15, bellows section 15 one end is connected by flange with feeding unit 7 or drawing mechanism 8, the other end of corrugated tube 15 is connected by flange with stationary seal ring 16, stationary seal ring 16 is set in outside rotary packing ring 17, rotary packing ring 17 is fixedly arranged on cylindrical shell 1, the graphite block 18 that several are disposed adjacent circumferentially is provided with between stationary seal ring 16 with rotary packing ring 17, several spaced compression springs 19 are circumferentially provided with between graphite block 18 and stationary seal ring 16, stationary seal ring 16 is provided with inflation inlet, the closed chamber that inflation inlet is encircled a city with stationary seal ring 16 and rotary packing ring 17 is connected.
Described feeding unit 7 comprises the feed chute 20 be connected with cylindrical shell 1 inside.
Cylindrical shell 1 inwall is provided with spiral pushing blade 21 near feeding unit 7 place, contributes to material and arrive cylindrical shell 1 inside fast and carry out destructive distillation.
Described drawing mechanism 8 comprises seal bootr 22, and seal bootr 22 and cylindrical shell 1 are sealed by the first sealed structure 29 and be connected, and bottom seal bootr 29, be provided with discharge port 23, top is provided with gas exit 24, and the side of seal bootr 22 is provided with porthole 25.
Described heating muff 10 comprises the refractory cements layer 26 of internal layer, the rock wool layer 27 in middle level and outer field protection chuck 28.
The rotation direction of described flight 14 is contrary with the sense of rotation of cylindrical shell 1, and the tangent line angle of cylindrical shell 4 inwall at flight 14 and flight 14 place place is between 25 ° to 30 °.
Described second sealed structure 11 is fish scale chip sealed structure.
During use, first by overall for upgrading device of the present invention from feed end to the downward-sloping installation of discharge end, angle of inclination controls at about 2 °, then drive-motor 4 is started, drive-motor 4 drives pinion(gear) 5 to rotate by transmission rig, engaged with the master wheel 6 on cylindrical shell 1 by pinion(gear) 5, drive cylindrical shell 1 to rotate continuously on riding wheel apparatus 2 and holder catch wheel device 3.Hot gas is passed in the enclosed cavity that central heating tube 9 and heating muff 10 and cylindrical shell 1 form, cylindrical shell 1 is heated to after requiring temperature, feed coal directly enters cylindrical shell 1 front end by feed chute 20, under the promotion of spiral pushing blade 21, arrive rapidly cylindrical shell 1 inside carry out destructive distillation, material, after the decomposition of series of complex, depolymerization, polycondensation, solidification, generates semicoke.The rotation direction of the flight 14 in cylindrical shell 1 is contrary with cylindrical shell 1 sense of rotation, and the tangent line angle of cylindrical shell 1 inwall at flight 14 place place is between 25 ° to 30 °, avoid because flight 14 is too high, fall behind broken under material, flight 14 now only plays the effect of turning over materials, heat up evenly to ensure that material is heated, the semicoke generated is discharged at the discharge port 23 of the drawing mechanism 8 of cylindrical shell 1 afterbody and is entered quenching operation, and the coal gas generated in retort process enters follow-up coal gas separation circuit by the gas exit 24 on drawing mechanism 8.
In retort process, generate high-temperature gas inflammable and explosive in a large number, thus must by the gas in cylindrical shell 1 and air exclusion, upgrading device of the present invention all adopts the multiple sealing combination structure of bellows section 15, static seal and dynamic seal at cylindrical shell 1 and the connection portion of feeding unit 7, drawing mechanism 8.When equipment operation, cylindrical shell 1 expanded by heating, rotary packing ring 17 compresses stationary seal ring 16 along with cylindrical shell 1 expands, and two trims are fitted tightly, and bellows section 15 pressurized shrinks simultaneously, adjusts and compensates the variable quantity of cylindrical shell 1 by thermal elongation.After cylindrical shell 1 is stable, the compression spring 19 of static seal inside compresses graphite block 18 to the certain opposite direction reactive force of rotary packing ring 17, dynamic seal and static seal are close to all the time, to fit to rotary packing ring 17 and stationary seal ring 16 by the inflation inlet on stationary seal ring 16 simultaneously and be filled with the rare gas element of certain pressure in the air cavity that formed, safe and reliable with what ensure to seal.
Above-mentioned embodiment can not as limiting the scope of the invention, and for those skilled in the art, any alternate modification make embodiment of the present invention or conversion all drop in protection scope of the present invention.
The present invention does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (8)
1. a rotary type indirect heating low-rank coal modification upgrading device, it is characterized in that: comprise cylindrical shell, the two ends of cylindrical shell are movably installed in respectively and are installed on ground riding wheel apparatus and holder catch wheel device, the ground of cylindrical shell one end is provided with drive-motor, drive-motor is connected with a pinion(gear) by transmission rig, cylindrical shell is coaxially provided with the master wheel be meshed with pinion(gear), feeding unit is provided with in one end of cylindrical shell, feeding unit is fixedly installed on ground by support, the other end of cylindrical shell is provided with drawing mechanism, drawing mechanism is fixedly loaded on ground by support, feeding unit and between drawing mechanism with cylindrical shell all by first sealed structure sealing be connected, central heating tube is provided with in cylindrical shell, central heating tube two ends all extend outside cylindrical shell through cylindrical shell, one end and the feeding unit of central heating tube are connected, the other end and drawing mechanism are connected, a sheathed heating muff outside the middle part of cylindrical shell, heating muff is fixedly installed on ground by support, two ends and the cylindrical shell of heating muff adopt the second sealed structure to seal to be connected respectively, heating muff is provided with inlet mouth and air outlet, the closed chamber that inlet mouth surrounds with air outlet and heating muff and cylindrical shell is connected, on the inwall of the cylindrical shell at heating muff place, circumferentially uniform intervals is provided with several flights arranged in the shape of a spiral.
2. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, it is characterized in that: described first sealed structure comprises bellows section, bellows section one end is connected by flange with feeding unit or drawing mechanism, the other end of corrugated tube is connected by flange with stationary seal ring, stationary seal ring is set in outside rotary packing ring, rotary packing ring is fixedly arranged on cylindrical shell, several graphite blocks be disposed adjacent circumferentially are provided with between stationary seal ring with rotary packing ring, several spaced compression springs are circumferentially provided with between graphite block and stationary seal ring, stationary seal ring is provided with inflation inlet, the closed chamber that inflation inlet is encircled a city with stationary seal ring and rotary packing ring is connected.
3. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, is characterized in that: described feeding unit comprises the feed chute be connected with inner barrel.
4. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, is characterized in that: on cylinder inboard wall, be provided with spiral pushing blade near feeding unit place.
5. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, it is characterized in that: described drawing mechanism comprises seal bootr, seal bootr and cylindrical shell are sealed by the first sealed structure and are connected, discharge port is provided with bottom seal bootr, top is provided with gas exit, and the side of seal bootr is provided with porthole.
6. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, is characterized in that: described heating muff comprises the refractory cements layer of internal layer, the rock wool layer in middle level and outer field protection chuck.
7. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, it is characterized in that: the rotation direction of described flight is contrary with the sense of rotation of cylindrical shell, the tangent line angle of the cylinder inboard wall at flight and flight place place is between 25 ° to 30 °.
8. a kind of rotary type indirect heating low-rank coal modification upgrading device according to claim 1, is characterized in that: described second sealed structure is fish scale chip sealed structure.
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| CN201510494558.4A CN105154118B (en) | 2015-08-13 | 2015-08-13 | A kind of swinging heats low-order coal modification upgrading device indirectly |
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| CN201510494558.4A CN105154118B (en) | 2015-08-13 | 2015-08-13 | A kind of swinging heats low-order coal modification upgrading device indirectly |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105733619A (en) * | 2016-02-24 | 2016-07-06 | 亚鼎沃环保科技有限公司 | Urban household garbage thermal cracking treatment device and method for conducting urban household garbage thermal cracking with same |
| CN106118695A (en) * | 2016-07-01 | 2016-11-16 | 朱绍辉 | A kind of multitube rotary formula heats low temperature pyrogenation equipment indirectly |
| CN106350085A (en) * | 2016-09-09 | 2017-01-25 | 新疆广汇中化能源技术开发有限公司 | Dry distillation apparatus |
| CN107356108A (en) * | 2017-08-25 | 2017-11-17 | 江苏凤谷节能科技有限公司 | Lithium battery powder sintering internal heat type rotary kiln |
| CN107892934A (en) * | 2017-12-12 | 2018-04-10 | 长春三真实业有限公司 | A kind of oil-sand separation pyrolysis installation |
| CN107931310A (en) * | 2017-12-12 | 2018-04-20 | 长春三真实业有限公司 | Mobile domestic garbage processing unit |
| CN108160662A (en) * | 2017-12-12 | 2018-06-15 | 长春三真实业有限公司 | Mobile medical refuse disposal installation |
| CN113149395A (en) * | 2021-05-11 | 2021-07-23 | 四川君和环保股份有限公司 | Oily sludge treatment system and method |
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| CN203703139U (en) * | 2014-03-06 | 2014-07-09 | 徐州曹氏化工机械制造有限公司 | Sealing structure for rotary furnace |
| CN104140827A (en) * | 2013-05-06 | 2014-11-12 | 周鼎力 | A rotary reactor for pyrolysis of coal or garbage organic waste |
| CN104154741A (en) * | 2014-08-15 | 2014-11-19 | 淮北正浩机械科技有限公司 | Sealing device for furnace body of low temperature pyrolysis rotary furnace |
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| CN104140827A (en) * | 2013-05-06 | 2014-11-12 | 周鼎力 | A rotary reactor for pyrolysis of coal or garbage organic waste |
| CN203703139U (en) * | 2014-03-06 | 2014-07-09 | 徐州曹氏化工机械制造有限公司 | Sealing structure for rotary furnace |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105733619A (en) * | 2016-02-24 | 2016-07-06 | 亚鼎沃环保科技有限公司 | Urban household garbage thermal cracking treatment device and method for conducting urban household garbage thermal cracking with same |
| CN106118695A (en) * | 2016-07-01 | 2016-11-16 | 朱绍辉 | A kind of multitube rotary formula heats low temperature pyrogenation equipment indirectly |
| CN106118695B (en) * | 2016-07-01 | 2019-06-25 | 朱绍辉 | A kind of multitube rotary formula indirect heating low temperature pyrogenation equipment |
| CN106350085A (en) * | 2016-09-09 | 2017-01-25 | 新疆广汇中化能源技术开发有限公司 | Dry distillation apparatus |
| CN107356108A (en) * | 2017-08-25 | 2017-11-17 | 江苏凤谷节能科技有限公司 | Lithium battery powder sintering internal heat type rotary kiln |
| CN107892934A (en) * | 2017-12-12 | 2018-04-10 | 长春三真实业有限公司 | A kind of oil-sand separation pyrolysis installation |
| CN107931310A (en) * | 2017-12-12 | 2018-04-20 | 长春三真实业有限公司 | Mobile domestic garbage processing unit |
| CN108160662A (en) * | 2017-12-12 | 2018-06-15 | 长春三真实业有限公司 | Mobile medical refuse disposal installation |
| CN113149395A (en) * | 2021-05-11 | 2021-07-23 | 四川君和环保股份有限公司 | Oily sludge treatment system and method |
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| CN105154118B (en) | 2016-11-16 |
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Effective date of registration: 20151221 Address after: 271000 Shandong city of Tai'an province Xintai city town Liang Zhai Zhai No. 2 No. 47 building 4 unit 301 room Applicant after: Zhu Shaohui Address before: Silicon Valley Industrial Park, 271000 Shandong city of Tai'an province Taishan District Ming Road No. 4 Building 7607 room Applicant before: SHANDONG LIREN ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221121 Address after: 030000 Room 604, Building A, No. 1, Saiding Road, Jinyang Street, Xuefu Industrial Park, Shanxi Transformation Comprehensive Reform Demonstration Zone, Taiyuan, Shanxi Province Patentee after: Shanxi Dingli Xinde Energy Technology Co.,Ltd. Address before: 271000 Silicon Valley Building No. 4, Mingtang Road, Taishan District, Taian City, Shandong Province Patentee before: SHANDONG LIREN ENERGY TECHNOLOGY Co.,Ltd. |