CN202610172U - Surface coal gas retort - Google Patents
Surface coal gas retort Download PDFInfo
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- CN202610172U CN202610172U CN 201220295957 CN201220295957U CN202610172U CN 202610172 U CN202610172 U CN 202610172U CN 201220295957 CN201220295957 CN 201220295957 CN 201220295957 U CN201220295957 U CN 201220295957U CN 202610172 U CN202610172 U CN 202610172U
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- inner core
- coal
- urceolus
- inner tank
- smoke chamber
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Abstract
The utility model discloses a surface coal gas retort, comprising a blanking bin, a feeding screw, an inner tank, a discharging screw and a discharging bin which are sequentially communicated, wherein an outer tank rotating with the inner tank is arranged outside the inner tank; a flue gas inlet chamber and a flue gas outlet chamber are respectively arranged on two ends of the outer tank; the feeding screw penetrates through the flue gas outlet chamber and is communicated with the inner tank; the discharging screw penetrates through the flue gas inlet chamber and is communicated with the inner tank; the inner tank is formed by assembling at least two subsectioned inner tanks; an inner tank returning charge delivery screw is arranged on an outer part of each subsectioned inner tank; each inner tank returning charge delivery screw is provided with an inlet and an outlet; a screening device for screening surface coal is arranged on a tail part of each subsectioned inner tank; the inlet of each inner tank returning charge delivery screw is communicated with each screening device; the outlet of each inner tank returning charge delivery screw is communicated with an inner part of the inner tank; and a rotary drive device is arranged outside the outer tank. The surface coal gas retort has the characteristics of low manufacturing cost, convenience in installation, and high thermal utilization ratio.
Description
Technical field
The utility model relates to blue charcoal production unit, is specifically related to a kind of coal low-temperature pyrolysis stove, utilizes this equipment opposite coal to carry out destructive distillation and produces blue powdered carbon, coal gas and coal tar.
Background technology
The coal destructive distillation is under the condition of secluding air or under the nonoxidizing atmosphere coal to be heated, and at a certain temperature, the physicochemical change of a series of complicacies takes place coal, finally obtains tar, coal gas and semicoke product.
The blue charcoal stove of traditional vertical type makes that upright furnace can't destructive distillation face coal because face coal ventilation property is not good.Not only gas quality is poor to adopt direct heating rotary type distillation apparatus destructive distillation face coal, needs hot blast rate big, and is prone to cause the interior coal dust of apparatus for rotating to mix the putty separation difficulty with tar.When adopting gaseous heat-carrier destructive distillation face coal, must cool off repeatedly thermal barrier gas, and repeated heating during destructive distillation causes system energy consumption high in order to obtain tar.
Adopt the external-heat distillation apparatus to carry out the face dry distillation of coal, though the caloric power of gas raising is fixed at heating jacket; During the inner core rotation; Inner core must have higher high temperature strength, makes the refractory metal inner core involve great expense, and has the risk of high temperature deformation.
Summary of the invention
To the defective or the deficiency of prior art, the purpose of the utility model is to provide the face coal low-temperature pyrolysis stove that a kind of utilization rate of heat value is high, heat material sectional turns round, the inner core cost is low and be convenient to install.
A kind of coal carbonization furnace comprises blanking bin, feed auger, inner core, the discharging spiral that communicates successively and goes out feed bin, it is characterized in that,
Said inner core is provided with the urceolus that rotates with inner core outward, and these urceolus two ends are separately installed with into smoke chamber and go out smoke chamber, and said feed auger is passed out smoke chamber and communicated with inner core, and said discharging coil crosses into that smoke chamber communicates with inner core;
Said inner core is assembled by at least two segmentation inner cores; Inner core returning charge conveyor screw is installed on the outer wall of each segmentation inner core; This inner core returning charge conveyor screw is provided with import and outlet; The afterbody of each segmentation inner core is provided with and is used for the screening plant that the opposite coal sieves, and the import of said inner core returning charge conveyor screw communicates with screening plant, and the outlet of said inner core returning charge conveyor screw communicates with inner core inside;
Said urceolus is equipped with rotating driving device outward.
The other technologies of the utility model are characterized as:
Said coal low-temperature pyrolysis stove also comprises gas export control, and this gas export control is derived the coal gas in the inner core.
Saidly advance between smoke chamber and the urceolus static sealing and install, saidly go out between smoke chamber and the urceolus static sealing and install, said feed auger is installed with going out between the smoke chamber dynamic seal, said discharging spiral and advance dynamic seal installation between the smoke chamber.
Rolling ring is installed on the said outer drum outer wall to be supported.
Be laid with flame-proof thermal insulation material on the outer wall of said urceolus.
The inwall of said urceolus is provided with inner core and supports.
The outer wall of at least one segmentation inner core of said inner core is provided with the inner core thrust and supports, and this inner core thrust support is supported subsides mutually with inner core.
Connect through flange between the said adjacent segmentation inner core.
Said blanking is equipped with blanking panel turnover in the cabin.
Communicate through fixing charging sealing chamber between said blanking bin and the feed auger.
Compared with prior art, the face coal low-temperature pyrolysis stove and accessory of the utility model has low cost of manufacture, is convenient to install and characteristics that heat utilization efficiency is high.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of the single split inner core in the utility model;
Each coded representation in the accompanying drawing: 1-blanking bin; The 2-feed auger; The 3-inner core; 4-discharging spiral; 5-goes out feed bin; The 6-urceolus; 7-goes out smoke chamber; 8-advances smoke chamber; The 9-rotating driving device; The 10-gas export control; 11-is the charging sealing chamber fixedly; The 12-blanking panel turnover; The 13-inner core supports; 14-inner core returning charge conveyor screw; The thrust of 15-inner core is supported; The 16-rolling ring is supported; The 17-flame-proof thermal insulation material; The 18-flange; The 19-screening plant.
Below in conjunction with embodiment and accompanying drawing the utility model is done further explain.
Embodiment
With reference to figure 1 and Fig. 2; Technical scheme according to the utility model; The face coal carbonization furnace of this embodiment comprises the blanking bin 1 that communicates successively, fixing charging sealing chamber 11, feed auger 2, inner core 3, discharging spiral 4 and go out feed bin 5, the said inner core 3 outer urceolus 6 that are provided with inner core 3 rotations; Rotating driving device 9 and the rolling ring be made up of motor, step-down gear, pinion(gear) and master wheel are installed on urceolus 6 outer walls support 16; Urceolus 6 two ends are separately installed with out smoke chamber 7 and advance smoke chamber 8, and said feed auger 2 is passed out smoke chamber 7 and communicated with inner core 3, and said discharging spiral 4 passes into that smoke chamber 8 communicates with inner core 3;
Said inner core 3 is assembled through flange 18 by three segmentation inner cores and forms; Inner core returning charge conveyor screw 14 is installed on the outer wall of each segmentation inner core; This inner core returning charge conveyor screw 14 is provided with import and outlet; The afterbody of each segmentation inner core is provided with and is used for the screening plant 19 that the opposite coal sieves, and the import of said inner core returning charge conveyor screw 14 communicates with screening plant 19, and the outlet of said inner core returning charge conveyor screw 14 communicates with inner core 3 inside; Saidly advance between smoke chamber 7 and the urceolus 6 static sealing and install, saidly go out between smoke chamber 8 and the urceolus 6 static sealing and install, said feed auger 2 with advance dynamic seal installation between the smoke chamber 7, said discharging spiral 4 and go out dynamic seal installation between the smoke chamber 8.
One gas export control 10 also is installed on the inner core 3, and this gas export control 10 is derived the coal gas in the inner core 3.
For reaching the instant heating heat insulation effect, be laid with flame-proof thermal insulation material 17 on the outer wall of urceolus 6.
For realizing that better inner core 3 and urceolus 6 are static relatively in rotation process; The inwall of urceolus 6 is provided with inner core and supports 13; Simultaneously for preventing vergence direction (discharging direction) displacement of inner core 3 to device; The outer wall of first segmentation inner core of inner core 3 is provided with the inner core thrust and supports 15, and this inner core thrust support 15 is supported 13 subsides mutually with inner core.
For the control blanking velocity, blanking panel turnover 12 is installed in the blanking cabin 1.
When adopting the gas retort opposite coal of this embodiment to carry out destructive distillation; The face coal is successively through blanking bin 1, fixedly destructive distillation pyrolysis in charging sealing chamber 11 and the feed auger 2 entering inner cores 3; The face coal is destructive distillation pyrolysis in first segmentation inner core at first, and when the face coal of treating rotated to the afterbody of first segmentation inner core, particle diameter was not more than in the entering inner core returning charge conveyor screw 14 of face coal through screening plant 19 of step sizing and is heated in rotary course as thermal barrier; Again get into afterwards in the inner core 3 and to mix with the new face coal that gets into and it is heated; Correspondingly, in second segmentation inner core and the 3rd segmentation inner core, the face coal receives identical destructive distillation pyrolysis; In this process; The face coal receives the heating carrier of three sections thermal barrier in the revolution inner core continuously, has guaranteed that like this face coal receives the successive heat effect through cartridge heater the time, improved the heat utilization efficiency of equipment simultaneously.The heating flue gas gets between inner core and the urceolus through advancing smoke chamber, then discharges from going out smoke chamber.
Compare with the destructive distillation mode of the motionless inner core rotation of urceolus in the past; The mode that the face coal carbonization furnace of the utility model adopts inner/outer tube to rotate together, the physical strength that inner core need bear descends greatly, and then when the processing inner core, can select the stainless steel of thinner thickness for use; When not changeing the inner core rotation like traditional urceolus; The inner core wall thickness is generally 50mm, and when inner/outer tube rotated together, the inner core wall thickness is general only to be needed about 10mm.Compare in the rotating mode of inner core one-part form with thermal barrier in the past simultaneously; The face coal carbonization furnace of the utility model adopts the sectional rotary dry distillation; Revolution takes place repeatedly in thermal barrier in inner core, the residence time during along the long face dry distillation of coal, absorption more heat; For the face coal in the inner core heats fully, and then the heat utilization efficiency of the equipment that improves.In addition, inner core adopts the sectional mode to make things convenient for the I&M of equipment.
Claims (10)
1. a face coal carbonization furnace comprises blanking bin (1), feed auger (2), inner core (3), the discharging spiral (4) that communicates successively and goes out feed bin (5), it is characterized in that,
The outer urceolus (6) that is provided with inner core (3) rotation of said inner core (3); This urceolus (6) two ends are separately installed with into smoke chamber (8) and go out smoke chamber (7); Said feed auger (2) is passed out smoke chamber (7) and is communicated with inner core (3), and said discharging spiral (4) passes into that smoke chamber (8) communicates with inner core (3);
Said inner core (3) is assembled by at least two segmentation inner cores; Inner core returning charge conveyor screw (14) is installed on the outer wall of each segmentation inner core; This inner core returning charge conveyor screw (14) is provided with import and outlet; The afterbody of each segmentation inner core is provided with the screening plant (19) that is used for the opposite coal and sieves, and the import of said inner core returning charge conveyor screw (14) communicates with screening plant (19), and the outlet of said inner core returning charge conveyor screw (14) communicates with inner core (3) inside;
Said urceolus is equipped with rotating driving device (9) outward.
2. a coal carbonization furnace as claimed in claim 1 is characterized in that, said coal low-temperature pyrolysis stove also comprises gas export control (10), and this gas export control (10) is derived the coal gas in the inner core (3).
3. a coal carbonization furnace as claimed in claim 1; It is characterized in that; Saidly advance between smoke chamber (8) and the urceolus (6) static sealing and install; Saidly go out between smoke chamber (7) and the urceolus (6) static sealing and install, said feed auger (2) is installed with going out between the smoke chamber (7) dynamic seal, said discharging spiral (4) and advance dynamic seal installation between the smoke chamber (8).
4. a coal carbonization furnace as claimed in claim 1 is characterized in that, rolling ring is installed on said urceolus (6) outer wall supports (16).
5. a coal carbonization furnace as claimed in claim 1 is characterized in that, is laid with flame-proof thermal insulation material (17) on the outer wall of said urceolus (6).
6. a coal carbonization furnace as claimed in claim 1 is characterized in that, the inwall of said urceolus (6) is provided with inner core and supports (13).
7. a coal carbonization furnace as claimed in claim 6 is characterized in that, the outer wall of at least one segmentation inner core of said inner core (3) is provided with the inner core thrust and supports (15), and this inner core thrust support (15) is pasted with inner core support (13) mutually.
8. as claimed in claim 1 coal low-temperature pyrolysis stove is characterized in that, connects through flange (18) between the said adjacent segmentation inner core.
9. a coal carbonization furnace as claimed in claim 1 is characterized in that, blanking panel turnover (12) is installed in the said blanking cabin (1).
10. a coal carbonization furnace as claimed in claim 1 is characterized in that, communicates through fixing charging sealing chamber (11) between said blanking bin (1) and the feed auger (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220295957 CN202610172U (en) | 2012-06-22 | 2012-06-22 | Surface coal gas retort |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220295957 CN202610172U (en) | 2012-06-22 | 2012-06-22 | Surface coal gas retort |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202610172U true CN202610172U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220295957 Expired - Fee Related CN202610172U (en) | 2012-06-22 | 2012-06-22 | Surface coal gas retort |
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| Country | Link |
|---|---|
| CN (1) | CN202610172U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104710991A (en) * | 2015-03-01 | 2015-06-17 | 龚辉勤 | Coking machine |
| CN104910930A (en) * | 2014-03-14 | 2015-09-16 | 上海金匙环保科技股份有限公司 | Organic solid waste pyrolysis treatment device, system and method |
| CN107916119A (en) * | 2017-12-12 | 2018-04-17 | 胜利油田胜利动力机械集团有限公司 | A kind of biomass horizontal drum destructive distillation device |
-
2012
- 2012-06-22 CN CN 201220295957 patent/CN202610172U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910930A (en) * | 2014-03-14 | 2015-09-16 | 上海金匙环保科技股份有限公司 | Organic solid waste pyrolysis treatment device, system and method |
| CN104710991A (en) * | 2015-03-01 | 2015-06-17 | 龚辉勤 | Coking machine |
| CN107916119A (en) * | 2017-12-12 | 2018-04-17 | 胜利油田胜利动力机械集团有限公司 | A kind of biomass horizontal drum destructive distillation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20150622 |
|
| EXPY | Termination of patent right or utility model |