CN107858166A - A kind of air blowing destructive distillation device - Google Patents
A kind of air blowing destructive distillation device Download PDFInfo
- Publication number
- CN107858166A CN107858166A CN201711325755.9A CN201711325755A CN107858166A CN 107858166 A CN107858166 A CN 107858166A CN 201711325755 A CN201711325755 A CN 201711325755A CN 107858166 A CN107858166 A CN 107858166A
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- dry distillation
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- air distribution
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 144
- 238000007664 blowing Methods 0.000 title claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 58
- 239000007787 solid Substances 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 26
- 230000008569 process Effects 0.000 abstract description 19
- 239000000428 dust Substances 0.000 abstract description 5
- 238000010298 pulverizing process Methods 0.000 abstract description 5
- 239000003245 coal Substances 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 11
- 239000002994 raw material Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/04—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of powdered coal
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Present invention relates particularly to a kind of air blowing destructive distillation device, including：Body of heater, destructive distillation spiral chute and air distribution plate；Wherein, the body of heater is provided with charging aperture, powder outlet and destructive distillation solid outlet；The destructive distillation spiral chute is arranged in the body of heater, and the upper end of the destructive distillation spiral chute is connected with the charging aperture, and lower end is connected with the destructive distillation solid outlet, and the destructive distillation spiral chute is provided with multiple lower powder holes；The bottom angled of the body of heater is provided with the air distribution plate, is provided with gas heat carrier room below the air distribution plate, and the gas in the gas heat carrier room is blown into the body of heater above air distribution plate along the stomata on the air distribution plate.Pulverization rate is low in retort process of the present invention, and dust content is few in destructive distillation oil gas, and apparatus structure is simple, and mechanical part is few, can be used in the destructive distillation upgrading processing of different material.
Description
Technical Field
The invention belongs to the technical field of dry distillation, and particularly relates to a blowing dry distillation device.
Background
The medium-low rank coal can obtain various coal-based products required in the market through pyrolysis, and the method is an effective way for cleanly and efficiently comprehensively utilizing medium-low rank coal resources to improve the added value of coal products. The medium-low rank coal pyrolysis technology can reduce the problem of environmental pollution caused by direct combustion of medium-low rank coal on one hand, and can fully utilize compounds with higher economic value in coal on the other hand, thereby having important significance for sustainable development of China while realizing clean and efficient utilization of coal, particularly medium-low rank coal.
Pyrolysis, also called low-temperature carbonization, is a core technology for graded utilization of medium-low rank coal, and coal pyrolysis technology is widely concerned by countries in the world, and various pyrolysis process technologies are developed successively, wherein a relatively typical pyrolysis process abroad mainly comprises: U.S. COED (coaxial oil energy degradation) pyrolysis process, German luer LR (Lurgi-Ruhrgas) pyrolysis process, U.S. Toscoal process, etc.
The domestic typical pyrolysis process mainly comprises the following steps: LCC low-rank coal upgrading technology, MRF pyrolysis technology, SJ pyrolysis technology, DG solid heat carrier pyrolysis technology, hot mist and non-hot carrier heat accumulating type rotating bed pyrolysis technology and the like. Although the coal pyrolysis technology is rapidly developed at home and abroad, the pyrolysis technology still has a plurality of technical problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the gas dry distillation device, which has the advantages of low pulverization rate in the dry distillation process, low dust content in dry distillation oil gas, simple structure and few mechanical parts, and can be used for dry distillation upgrading treatment of different raw materials.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an air-blowing dry distillation device, comprising: a furnace body, a dry distillation spiral chute and an air distribution plate; wherein,
the furnace body is provided with a feed inlet, a powder outlet and a dry distillation solid outlet;
the dry distillation spiral chute is arranged in the furnace body, the upper end of the dry distillation spiral chute is connected with the feed inlet, the lower end of the dry distillation spiral chute is connected with the dry distillation solid outlet, and a plurality of powder discharging holes are formed in the dry distillation spiral chute;
the bottom slope of furnace body is provided with the air distribution plate, the air distribution plate below is equipped with gaseous heat carrier room, the indoor gas of gaseous heat carrier is followed gas pocket on the air distribution plate blows in the furnace body of air distribution plate top.
Further, the method also comprises the following steps: the dry distillation oil gas outlet is arranged at the upper part of the furnace body and is connected with the oil gas discharge pipe provided with an oil gas control valve, and the dry distillation oil gas outlet is used for controlling the oil gas discharge and preventing external air from entering when the valve is closed.
Further, the method also comprises the following steps: and the feeding pipe is obliquely connected with the feeding hole, the inclination angle is 30-60 degrees, and a feeding valve is arranged on the feeding pipe and used for controlling the material to enter and exit and preventing external air from entering when the valve is closed.
Further, the method also comprises the following steps: and the dry distillation solid discharge pipe is obliquely connected with the dry distillation solid outlet, the inclination angle is 30-60 degrees, and a material discharge valve is arranged on the dry distillation solid discharge pipe and is used for controlling the discharge of dry distillation solids and preventing external air from entering when the valve is closed.
Furthermore, the air distribution plate is conical, and the edge of the air distribution plate is hermetically connected with the inner surface of the furnace body; the air holes are uniformly distributed on the air distribution plate.
Further, the method also comprises the following steps: and the powder discharge pipe is vertically connected with the powder outlet, and a powder discharge control valve is arranged on the powder discharge pipe and is used for controlling the discharge of the powder and preventing the entry of external air when the valve is closed.
Furthermore, the furnace body is cylindrical, the dry distillation solid outlet is positioned above the air distribution plate, the feed inlet is positioned on the upper part of the side surface of the furnace body, and the powder outlet is arranged on the furnace body corresponding to the conical bottom.
Further, the axle center of the dry distillation spiral chute is superposed with the axle center of the furnace body.
Furthermore, the aperture of the powder feeding hole is larger than that of the air hole, the aperture of the powder feeding hole is 3-7mm, and the aperture of the air hole is 1-5 mm.
Further, the gas heat carrier chamber is connected with a gas heat carrier pipe.
The invention has the beneficial effects that: the device has the advantages of low pulverization rate in the dry distillation process, low dust content in the dry distillation oil gas, simple structure and few mechanical parts, and can be used for dry distillation quality improvement treatment of different raw materials.
Drawings
FIG. 1 is a schematic view of the whole structure of the blowing dry distillation apparatus of the present invention.
FIG. 2 is a top view of the air blowing dry distillation apparatus of the present invention.
FIG. 3 is a schematic view of the arrangement of powder holes under the dry distillation spiral chute.
Fig. 4 is a schematic view of the arrangement of the air holes of the air distribution plate of the present invention.
Wherein, 1, an oil gas discharge pipe 2, a feeding pipe 3, a dry distillation spiral chute 4, a furnace body 5, an air distribution plate 6, a gas heat carrier chamber 7, a dry distillation solid discharge pipe 8, a powder discharge pipe 9, a powder discharge hole 10 and an air hole.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to specific examples. Note that the following described embodiments are illustrative only for explaining the present invention, and are not to be construed as limiting the present invention. The examples, where specific techniques or conditions are not indicated, are to be construed according to the techniques or conditions described in the literature in the art or according to the product specifications. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products commercially available.
According to an aspect of the present invention, there is provided an air-blowing dry distillation apparatus, fig. 1 is a schematic view of an overall structure of the air-blowing dry distillation apparatus of the present invention, as shown in fig. 1, including: a furnace body, a dry distillation spiral chute and an air distribution plate; wherein the furnace body is provided with a feed inlet, a powder outlet and a dry distillation solid outlet; the dry distillation spiral chute is arranged in the furnace body, the upper end of the dry distillation spiral chute is connected with the feed inlet, the lower end of the dry distillation spiral chute is connected with the dry distillation solid outlet, and a plurality of powder discharging holes are formed in the dry distillation spiral chute; the bottom slope of furnace body is provided with the air distribution plate, the air distribution plate below is equipped with gaseous heat carrier room, the indoor gas of gaseous heat carrier is followed gas pocket on the air distribution plate blows in the furnace body of air distribution plate top.
When the air blowing dry distillation device works, materials enter a dry distillation spiral chute in a furnace body through a feeding hole, the materials move downwards along the dry distillation spiral chute, powdery materials and solid materials are separated on the dry distillation spiral chute through a powder discharging hole, gas in a gas heat carrier chamber enters the upper part of the furnace body through air holes in an air distribution plate and heats the materials, meanwhile, the upward heat carrier increases the residence time of the powdery materials in the air, so that the dry distillation is more sufficient, the device has low pulverization rate in the dry distillation process of the dry distillation device, the content of dust in dry distillation oil gas is low, the device has a simple structure and few mechanical parts, and can be used for dry distillation quality improvement treatment of different raw materials.
FIG. 2 is a top view of the air blowing dry distillation apparatus according to the embodiment of the present invention. As shown in figure 2, the device belongs to a vertical furnace, the cross section of the device is circular, a spiral chute is arranged in the device, the dry distillation material moves downwards along the spiral chute from a feed inlet at the upper part of the device, and dry distillation solid is discharged from a dry distillation solid outlet at the lower part of the dry distillation device. The invention also includes: the dry distillation oil gas outlet is arranged at the upper part of the furnace body and is connected with the oil gas discharge pipe provided with an oil gas control valve, and the dry distillation oil gas outlet is used for controlling the oil gas discharge and preventing external air from entering when the valve is closed. The dry distillation oil gas is discharged from a dry distillation oil gas outlet at the upper part of the dry distillation device, the powder passing through the chute hole is discharged from a powder outlet at the bottom of the furnace body, and the gas heat carrier enters the furnace body through the air distribution plate.
In some preferred embodiments of the invention, the invention further comprises an oil gas discharge pipe which is arranged at the upper part of the furnace body and forms an included angle of 90 degrees with the upper end surface of the furnace body, and the discharge process of the dry distillation oil gas is controlled by an oil gas control valve.
According to the specific embodiment of the invention, the invention further comprises a feeding pipe which is connected with a feeding hole at the upper part of the furnace body, an included angle of 30-60 degrees is formed between the feeding pipe and the horizontal plane, the included angle is anticlockwise as shown in the schematic diagram of fig. 1, a feeding valve is arranged on the feeding pipe, the feeding process of the feeding pipe is controlled by the feeding valve, the valve is closed during the non-feeding period to prevent air from entering the dry distillation device, the feeding hole is connected with the upper port of the spiral chute, and the material entering the dry distillation device is fed onto the spiral chute through the feeding pipe.
According to the specific embodiment of the invention, the dry distillation furnace also comprises a dry distillation solid discharge pipe which is connected with a dry distillation solid outlet arranged at the lower part of the furnace body, the dry distillation solid discharge pipe and the horizontal plane form an included angle of 30-60 degrees, the included angle is anticlockwise as shown in the schematic diagram of fig. 1, the discharging process of the dry distillation solid discharge pipe is controlled by a discharge control valve, the valve is closed during the period of no discharging, air is prevented from entering the dry distillation device, and the other end of the dry distillation solid discharge pipe is connected with the lower port of the spiral chute.
According to the specific embodiment of the invention, the dry distillation furnace also comprises a powder discharge pipe which is connected with a powder outlet arranged at the bottom of the furnace body, powder falling from holes on the spiral chute is discharged through the powder discharge pipe in sequence, the powder discharge pipe and the horizontal plane form an included angle of 90 degrees, the discharge process of materials in the powder discharge pipe is controlled by a powder discharge control valve, and the valve is closed during the period of no discharge to prevent air from entering the dry distillation device. And the dry distillation solid outlet is positioned above the air distribution plate, the feed inlet is positioned at the upper part of the side surface of the furnace body, and the powder outlet is arranged on the furnace body corresponding to the conical bottom.
According to the specific embodiment of the invention, fig. 3 is a schematic layout view of the powder feeding holes of the dry distillation spiral chute. As shown in figure 3, the dry distillation spiral chute is arranged in the furnace body, the spiral chute is vertically arranged, the aperture of the spiral chute plate is 3-7mm, the axis of the spiral chute is positioned at the axis of the furnace body, the layer height of the spiral chute is not specially limited, the requirement that materials freely fall on the spiral chute is met, the layer number of the spiral chute is not specially limited, the materials are required to be fully reacted, and the dry distillation spiral chute is determined according to specific production and application requirements. The furnace body mainly plays a role in sealing and heat preservation, the main structure of the furnace wall is an upper cylinder, and the vertical distance between the wall of the dry distillation pipe and the edge of the chute is not particularly limited, so that the dry distillation furnace is convenient to maintain and operate.
Fig. 4 is a schematic view illustrating arrangement of air holes of the air distribution plate according to an embodiment of the present invention. As shown in figure 4, the air distribution plate is arranged at the lower part in the retort, is positioned below the spiral chute and is in the shape of a cone with the same bottom as that of the retort wall, in order to facilitate the powder falling from the holes on the spiral chute to be discharged from the powder discharge pipe along the conical surface of the air distribution plate, the design of the cone angle is preferably less than 120 degrees, preferably 100 degrees and 110 degrees, the axial center of the cone body of the air distribution plate is coaxial with the furnace body, the aperture of the air hole of the air distribution plate is preferably 1-5mm, and the aperture of the powder discharge hole is larger than that of the air hole. The gas heat carrier chamber is arranged below the air distribution plate and is connected with the conical side wall of the air distribution plate in a sealing manner, so that air leakage is prevented.
Example one
The device of the embodiment mainly comprises: a feeding pipe, an oil gas discharge pipe, a dry distillation solid discharge pipe, a powder discharge pipe, a dry distillation spiral chute and a furnace body.
The feeding pipe is connected with a feeding hole formed in the upper portion of the furnace body, the diameter of the feeding pipe is 20cm, an included angle of 45 degrees is formed between the feeding pipe and the horizontal plane, the feeding process of the feeding pipe is controlled by the feeding valve, the valve is closed during the period of non-feeding, air is prevented from entering the dry distillation device, the feeding hole is connected with an upper port of the spiral chute, and materials entering the dry distillation device are fed onto the spiral chute through the feeding pipe.
The oil gas discharge pipe is connected with a dry distillation oil gas outlet arranged at the upper part of the furnace body, the diameter of the oil gas discharge pipe is 20cm, an included angle of 90 degrees is formed between the oil gas discharge pipe and the upper end surface of the dry distillation device, an oil gas control valve is arranged on the oil gas discharge pipe, and the discharge process of dry distillation oil gas is controlled by the oil gas control valve. The dry distillation solid discharge pipe is connected with a dry distillation solid outlet arranged at the lower part of the furnace body, the diameter of the dry distillation solid discharge pipe is 20cm, the dry distillation solid discharge pipe and the horizontal plane form an included angle of 45 degrees, the discharging process of the dry distillation solid discharge pipe is controlled by a discharging control valve, the valve is closed during the period of no discharging, air is prevented from entering the dry distillation device, and the dry distillation solid outlet is connected with a lower port of the spiral chute.
The powder discharge pipe is connected with a powder outlet arranged at the bottom of the furnace body, the diameter of the powder discharge pipe is 20cm, powder falling from a powder discharge hole on the spiral chute is discharged from the powder discharge pipe, the powder discharge pipe and the horizontal plane form an included angle of 90 degrees, a powder discharge valve is arranged on the powder discharge pipe, the discharge process of the powder discharge pipe is controlled by the powder discharge valve, and the valve is closed during the period of no discharge to prevent air from entering the dry distillation device.
The dry distillation spiral chute is arranged in the dry distillation furnace, the diameter of the cross section of the dry distillation spiral chute is 100cm, the aperture of a powder feeding hole of the dry distillation spiral chute plate is 5mm, the axis of the dry distillation spiral chute is coincided with the axis of the furnace body, the layer height of the dry distillation spiral chute is 80cm, and the number of layers of the spiral chute is 4. The furnace body mainly plays a role in sealing and heat preservation, the main structure of the furnace wall is that the diameter of an upper cylinder is 140cm, and the vertical distance between the inner wall of the furnace body and the edge of the dry distillation spiral chute is 20 cm. The air distribution plate is arranged at the lower part in the retort and is positioned below the spiral chute, the shape of the air distribution plate is a cone with the same bottom as that of the retort wall, and in order to discharge powder falling from holes in the spiral chute from the powder discharge pipe along the conical surface of the air distribution plate, the design of the cone angle is preferably less than 120 degrees. The axis of the cone of the air distribution plate and the destructive distillation device are coaxial, and the aperture of the air distribution plate is 3 mm. The powder outlet is arranged on the furnace body corresponding to the conical bottom of the air distribution plate, and the gas heat carrier chamber is arranged below the air distribution plate and keeps sealed with the conical side wall of the air distribution plate to prevent air leakage.
In conclusion, the blowing dry distillation device disclosed by the invention is low in pulverization rate in the dry distillation process, low in dust content in dry distillation oil gas, simple in structure and few in mechanical parts, and can be used for dry distillation quality improvement treatment of different raw materials.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the embodiments are illustrative and not restrictive, that various changes, modifications, substitutions and alterations may be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A blowing dry distillation device is characterized by comprising: a furnace body, a dry distillation spiral chute and an air distribution plate; wherein,
the furnace body is provided with a feed inlet, a powder outlet and a dry distillation solid outlet;
the dry distillation spiral chute is arranged in the furnace body, the upper end of the dry distillation spiral chute is connected with the feed inlet, the lower end of the dry distillation spiral chute is connected with the dry distillation solid outlet, and a plurality of powder discharging holes are formed in the dry distillation spiral chute;
the bottom slope of furnace body is provided with the air distribution plate, the air distribution plate below is equipped with gaseous heat carrier room, the indoor gas of gaseous heat carrier is followed gas pocket on the air distribution plate blows in the furnace body of air distribution plate top.
2. The apparatus of claim 1, further comprising: the dry distillation oil gas outlet is arranged at the upper part of the furnace body and is connected with the oil gas discharge pipe provided with an oil gas control valve, and the dry distillation oil gas outlet is used for controlling the oil gas discharge and preventing external air from entering when the valve is closed.
3. The apparatus of claim 1, further comprising: and the feeding pipe is obliquely connected with the feeding hole, the inclination angle is 30-60 degrees, and a feeding valve is arranged on the feeding pipe and used for controlling the material to enter and exit and preventing external air from entering when the valve is closed.
4. The apparatus of claim 1, further comprising: and the dry distillation solid discharge pipe is obliquely connected with the dry distillation solid outlet, the inclination angle is 30-60 degrees, and a material discharge valve is arranged on the dry distillation solid discharge pipe and is used for controlling the discharge of dry distillation solids and preventing external air from entering when the valve is closed.
5. The device of claim 1, wherein the air distribution plate is conical, and the edge of the air distribution plate is connected with the inner surface of the furnace body in a sealing way; the air holes are uniformly distributed on the air distribution plate.
6. The apparatus of claim 5, further comprising: and the powder discharge pipe is vertically connected with the powder outlet, and a powder discharge control valve is arranged on the powder discharge pipe and is used for controlling the discharge of the powder and preventing the entry of external air when the valve is closed.
7. The apparatus according to claim 5, wherein the furnace body is cylindrical, the dry distillation solid outlet is positioned above the air distribution plate, the feed inlet is positioned at the upper part of the side surface of the furnace body, and the powder outlet is arranged on the furnace body corresponding to the conical bottom.
8. The apparatus according to claim 1, wherein the axial center of the spiral retort chute coincides with the axial center of the furnace body.
9. The device according to claim 1, wherein the diameter of the powder outlet is larger than that of the air hole, the diameter of the powder outlet is 3-7mm, and the diameter of the air hole is 1-5 mm.
10. The device according to claim 1, characterized in that the gas heat carrier chamber is connected with a gas heat carrier pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711325755.9A CN107858166A (en) | 2017-12-13 | 2017-12-13 | A kind of air blowing destructive distillation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711325755.9A CN107858166A (en) | 2017-12-13 | 2017-12-13 | A kind of air blowing destructive distillation device |
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| Publication Number | Publication Date |
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| CN107858166A true CN107858166A (en) | 2018-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711325755.9A Pending CN107858166A (en) | 2017-12-13 | 2017-12-13 | A kind of air blowing destructive distillation device |
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| Country | Link |
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| CN (1) | CN107858166A (en) |
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2017
- 2017-12-13 CN CN201711325755.9A patent/CN107858166A/en active Pending
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