CN215365595U - Combustible residual gas recycling system - Google Patents
Combustible residual gas recycling system Download PDFInfo
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- CN215365595U CN215365595U CN202121502973.7U CN202121502973U CN215365595U CN 215365595 U CN215365595 U CN 215365595U CN 202121502973 U CN202121502973 U CN 202121502973U CN 215365595 U CN215365595 U CN 215365595U
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- residual gas
- combustible residual
- carbonization furnace
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- carbonization
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model discloses a combustible residual gas recycling system, which comprises a dry-burning carbonization device, a combustible residual gas recycling device and a raw material drying device; the dry-burning carbonization device comprises a feed hopper, a rotary carbonization furnace and a discharge hopper which are connected in sequence, wherein a combustion heater is arranged below the rotary carbonization furnace, and the discharge hopper is connected with an external cooling system through a cooling pipe; the combustible residual gas recovery device comprises a cyclone dust collector, a high-temperature fan and a pressure stabilizing tank which are connected in sequence, wherein the cyclone dust collector is connected with the discharge hopper through a pipeline, and the pressure stabilizing tank is connected with the combustion heater through a combustible residual gas pipe; the inside stoving return bend that is equipped with of raw materials drying device, stoving return bend one end is passed through hot tail gas pipe and is connected with dry combustion method carbomorphism device, and the stoving return bend other end passes through the tail gas pipe and is connected with outside tail gas processing system, and raw materials drying device is equipped with the discharge gate, and the discharge gate is located the feeder hopper top. The utility model fully utilizes combustible residual gas generated by material carbonization, and has the beneficial effects of energy conservation and emission reduction.
Description
Technical Field
The utility model relates to the field of environment-friendly equipment, in particular to a combustible residual gas recycling system.
Background
In order to protect the environment, the agricultural and forestry wastes such as rice straws and the like are not required to be burned, the fresh rice straws are not required to be directly reused, and the harmless treatment of the agricultural and forestry wastes such as the rice straws and the like is a trend. At present, the common method is to carbonize the agricultural and forestry wastes such as rice straws and the like into powder for reutilization. In the process of carbonizing agricultural and forestry wastes such as rice straws and the like, the raw materials need to be dried, a heat source needs to be provided for the carbonization furnace, and simultaneously, a lot of combustible residual gas can be generated after the materials are carbonized. At present, a system for recycling the combustible residual gas and directly using the combustible residual gas for drying raw materials and carbonizing materials does not exist.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: aiming at the defects and shortcomings of the prior art, the utility model provides a combustible residual gas recycling system which can fully utilize combustible residual gas generated by material carbonization and has the beneficial effects of energy conservation and emission reduction.
The technical scheme is as follows: the utility model discloses a combustible residual gas recycling system, which is characterized in that: comprises a dry burning carbonization device, a combustible residual gas recovery device and a raw material drying device; the dry combustion carbonization device comprises a feed hopper, a rotary carbonization furnace and a discharge hopper which are connected in sequence, wherein a combustion heater is arranged below the rotary carbonization furnace, and the discharge hopper is connected with an external cooling system through a cooling pipe; the combustible residual gas recovery device comprises a cyclone dust collector, a high-temperature fan and a pressure stabilizing tank which are connected in sequence, wherein the cyclone dust collector is connected with the discharge hopper through a pipeline, and the pressure stabilizing tank is connected with the combustion heater through a combustible residual gas pipe; raw materials drying device is inside to be equipped with the stoving return bend, and stoving return bend one end is passed through hot tail gas pipe and is connected with dry combustion method carbomorphism device, and the stoving return bend other end passes through the tail gas pipe and is connected with outside tail gas processing system, and raw materials drying device is equipped with the discharge gate, and the discharge gate is located the feeder hopper top.
Wherein, the dry burning charring device is a hollow sealed structure.
Wherein, the rotary carbonization furnace is obliquely arranged, the included angle between the rotary carbonization furnace and the horizontal plane is 5-30 degrees, and the feeding end of the rotary carbonization furnace is higher than the discharging end of the rotary carbonization furnace.
Wherein, the combustion heater is arranged in parallel with the rotary carbonization furnace.
The drying elbow is provided with a plurality of vertical pipes, and the vertical pipes are connected through the elbow.
Has the advantages that: compared with the prior art, the utility model has the following remarkable advantages: through the specific design, the combustible residual gas recycling system not only recycles the combustible residual gas generated after carbonization as one of heat sources for material carbonization, but also recycles high-temperature tail gas generated after the combustible residual gas is combusted as one of heat sources for drying raw materials; combustible residual gas generated by material carbonization is fully utilized, and the method has the beneficial effects of energy conservation and emission reduction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, 1 is a dry-burning carbonization device, 2 is a combustible residual gas recovery device, 3 is a raw material drying device, 4 is a feed hopper, 5 is a rotary carbonization furnace, 6 is a discharge hopper, 7 is a combustion heater, 8 is a cooling pipe, 9 is a cyclone dust collector, 10 is a high-temperature fan, 11 is a pressure stabilizing tank, 12 is a combustible residual gas pipe, 13 is a hot tail gas pipe, 14 is a drying bent pipe, 15 is a tail gas pipe, and 16 is a discharge hole.
Detailed Description
The technical solution of the present invention is further described with reference to the accompanying drawings and the detailed description.
The combustible residual gas recycling system comprises a dry burning carbonization device 1, a combustible residual gas recovery device 2 and a raw material drying device 3; the dry-burning carbonization device 1 comprises a feed hopper 4, a rotary carbonization furnace 5 and a discharge hopper 6 which are connected in sequence, wherein a combustion heater 7 is arranged below the rotary carbonization furnace 5, and the discharge hopper 6 is connected with an external cooling system through a cooling pipe 8; the combustible residual gas recovery device 2 comprises a cyclone dust collector 9, a high-temperature fan 10 and a pressure stabilizing tank 11 which are sequentially connected, wherein the cyclone dust collector 9 is connected with the discharge hopper 6 through a pipeline, and the pressure stabilizing tank 11 is connected with the combustion heater 7 through a combustible residual gas pipe 12; raw materials drying device 3 is inside to be equipped with stoving return bend 14, and 14 one ends of stoving return bend are passed through hot tail gas pipe 13 and are connected with dry combustion carbonization device 1, and the 14 other ends of stoving return bend are passed through tail gas pipe 15 and are connected with outside tail gas processing system, and raw materials drying device 3 is equipped with discharge gate 16, and discharge gate 16 is located feeder hopper 4 top. Wherein, the dry-burning carbonization device 1 is a hollow sealed structure. The rotary carbonization furnace 5 is obliquely arranged, the included angle between the rotary carbonization furnace 5 and the horizontal plane is 5-30 degrees, and the feeding end of the rotary carbonization furnace 5 is higher than the discharging end of the rotary carbonization furnace 5. The combustion heater 7 is disposed in parallel with the rotary retort 5. The drying bent pipe 14 is provided with a plurality of vertical pipes which are connected through bent pipes.
During the use, the raw materials of raw materials drying device 3 passes through discharge gate 16 and gets into feeder hopper 4 of dry combustion charring device 1, and then gets into rotation type retort 5 and rotate the carbomorphism, and rotation type retort 5 adopts prior art's product. The carbon powder generated after the material is carbonized in the rotary carbonization furnace 5 enters the cooling pipe 8 through the discharge hopper 6, and the cooling pipe 8 is connected with an external cooling system. Combustible residual gas that produces behind 5 carbomorphism materials of rotation type retort gets into the cyclone 9 of combustible residual gas recovery unit 2 through the pipeline and removes dust, gets into surge tank 11 under high temperature fan 10's effect, and rethread combustible residual gas pipe 12 gets into the combustion heater 7 of dry combustion carbomorphism device 1, heats rotation type retort 5 through burning, promotes the carbomorphism of material in the rotation type retort 5. Due to the structural design, combustible residual gas generated after the material carbonization is recycled and used as one of heat sources for material carbonization, and the cost is reduced.
Combustible residual gas is after the burning, and the high temperature tail gas of production is dried the raw materials through hot tail gas pipe 13 entering raw materials drying device 3's stoving return bend 14 in, and tail gas after the use gets into tail gas pipe 15, and tail gas pipe 15 is connected with outside tail gas processing system. By the structural design, high-temperature tail gas generated after combustible residual gas is combusted is recycled and is used as one of heat sources for drying raw materials, so that the cost is reduced.
Through the specific design, the combustible residual gas recycling system not only recycles the combustible residual gas generated after carbonization as one of heat sources for material carbonization, but also recycles high-temperature tail gas generated after the combustible residual gas is combusted as one of heat sources for drying raw materials; combustible residual gas generated by material carbonization is fully utilized, and the method has the beneficial effects of energy conservation and emission reduction.
Claims (5)
1. Combustible residual gas recycle system, its characterized in that: comprises a dry burning carbonization device (1), a combustible residual gas recovery device (2) and a raw material drying device (3); the dry-burning carbonization device (1) comprises a feed hopper (4), a rotary carbonization furnace (5) and a discharge hopper (6) which are connected in sequence, wherein a combustion heater (7) is arranged below the rotary carbonization furnace (5), and the discharge hopper (6) is connected with an external cooling system through a cooling pipe (8); the combustible residual gas recovery device (2) comprises a cyclone dust collector (9), a high-temperature fan (10) and a pressure stabilizing tank (11) which are sequentially connected, the cyclone dust collector (9) is connected with the discharge hopper (6) through a pipeline, and the pressure stabilizing tank (11) is connected with the combustion heater (7) through a combustible residual gas pipe (12); raw materials drying device (3) inside is equipped with stoving return bend (14), and stoving return bend (14) one end is passed through hot tail gas pipe (13) and is connected with dry combustion carbonization device (1), and stoving return bend (14) other end is passed through tail gas pipe (15) and is connected with outside tail gas processing system, and raw materials drying device (3) are equipped with discharge gate (16), and discharge gate (16) are located feeder hopper (4) top.
2. The combustible residual gas recycling system according to claim 1, characterized in that: the dry burning carbonization device (1) is a hollow sealed structure.
3. The combustible residual gas recycling system according to claim 1, characterized in that: the rotary carbonization furnace (5) is obliquely arranged, the included angle between the rotary carbonization furnace (5) and the horizontal plane is 5-30 degrees, and the feeding end of the rotary carbonization furnace (5) is higher than the discharging end of the rotary carbonization furnace (5).
4. The combustible residual gas recycling system according to claim 1, characterized in that: the combustion heater (7) is arranged in parallel with the rotary carbonization furnace (5).
5. The combustible residual gas recycling system according to claim 1, characterized in that: the drying elbow (14) is provided with a plurality of vertical pipes which are connected through an elbow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121502973.7U CN215365595U (en) | 2021-07-04 | 2021-07-04 | Combustible residual gas recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121502973.7U CN215365595U (en) | 2021-07-04 | 2021-07-04 | Combustible residual gas recycling system |
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| Publication Number | Publication Date |
|---|---|
| CN215365595U true CN215365595U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121502973.7U Active CN215365595U (en) | 2021-07-04 | 2021-07-04 | Combustible residual gas recycling system |
Country Status (1)
| Country | Link |
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| CN (1) | CN215365595U (en) |
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2021
- 2021-07-04 CN CN202121502973.7U patent/CN215365595U/en active Active
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Address after: 210000 rooms 631, 632 and 633, building A2, No. 129-3, Guanghua Road, Qinhuai District, Nanjing City, Jiangsu Province Patentee after: All things environmental energy technology (Jiangsu) Co.,Ltd. Address before: 210000 rooms 631, 632 and 633, building A2, No. 129-3, Guanghua Road, Qinhuai District, Nanjing City, Jiangsu Province Patentee before: NANJING WANWU NEW ENERGY TECHNOLOGY Co.,Ltd. |