CN220766514U - High-temperature carbonization activation furnace - Google Patents
High-temperature carbonization activation furnace Download PDFInfo
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- CN220766514U CN220766514U CN202322309899.2U CN202322309899U CN220766514U CN 220766514 U CN220766514 U CN 220766514U CN 202322309899 U CN202322309899 U CN 202322309899U CN 220766514 U CN220766514 U CN 220766514U
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- 230000004913 activation Effects 0.000 title claims abstract description 20
- 238000003763 carbonization Methods 0.000 title claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000000197 pyrolysis Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000498 cooling water Substances 0.000 claims description 18
- 239000011343 solid material Substances 0.000 claims description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000012855 volatile organic compound Substances 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000002028 Biomass Substances 0.000 description 15
- 239000002994 raw material Substances 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 9
- 150000003384 small molecules Chemical class 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 239000005539 carbonized material Substances 0.000 description 2
- 238000010000 carbonizing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011257 shell material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Abstract
The utility model discloses a high-temperature carbonization and activation furnace, relates to the technical field of energy conservation and environmental protection, and aims to solve the problems that the production of the conventional industrial common activated carbon generally adopts a high-temperature carbonization and steam activation method, adopts a fixed bed or rotary kiln reactor, generates a large amount of tar and VOCs pollutants in the production process, and generates a large amount of high-concentration organic wastewater which is difficult to treat and has large pollution in the treatment of tar. The upper end of the furnace body is provided with a feed inlet, the lower end of the furnace body is provided with a discharge outlet, and the feed inlet, the discharge outlet and the furnace body are of an integrated structure; further comprises: the hot air inlet is arranged on one side of the furnace body, the hot air inlet and the furnace body are of an integrated structure, a hot pyrolysis gas outlet is arranged on the other side of the furnace body, and the hot pyrolysis gas outlet and the furnace body are of an integrated structure; the water-cooling spiral discharger is arranged in the furnace body, one end of the water-cooling spiral discharger is provided with a controller, and the other end of the water-cooling spiral discharger is provided with a discharge port.
Description
Technical Field
The utility model relates to the technical field of energy conservation and environmental protection, in particular to a high-temperature carbonization and activation furnace.
Background
Biomass has the advantages of rich sources, low cost, environmental friendliness, easy acquisition, rich resources and the like, belongs to renewable carbon neutral resources, takes agricultural and forestry waste as a raw material to prepare an activated carbon material, can realize high additional value utilization of waste biomass, improves the agricultural economy development quality, is a common adsorption material, has the characteristics of large specific surface area, developed pore structure and rich surface functional groups, is widely applied to the aspects of environmental protection, chemical production and food processing as an adsorbent and a catalyst, and increases market demands year by year.
However, the production of the conventional industrial common activated carbon generally adopts a high-temperature carbonization and steam activation method, adopts a fixed bed or rotary kiln reactor, generates a large amount of tar and VOCs pollutants in the production process, and generates a large amount of refractory high-concentration organic wastewater after the tar is treated, so that the pollution is large; therefore, the prior requirements are not met, and a high-temperature carbonization and activation furnace is provided.
Disclosure of Invention
The utility model aims to provide a high-temperature carbonization and activation furnace, which aims to solve the problems that the production of the conventional industrial common activated carbon proposed in the background technology generally adopts a high-temperature carbonization and steam activation method, a fixed bed or rotary kiln reactor is adopted, a large amount of tar and VOCs pollutants are produced in the production process, a large amount of refractory high-concentration organic wastewater is produced in the treatment of the tar, and the pollution is large.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high temperature carbonization and activation furnace comprising: the upper end of the furnace body is provided with a feed inlet, the lower end of the furnace body is provided with a discharge outlet, and the feed inlet, the discharge outlet and the furnace body are of an integrated structure;
further comprises:
the hot air inlet is arranged on one side of the furnace body, the hot air inlet and the furnace body are of an integrated structure, a hot pyrolysis gas outlet is arranged on the other side of the furnace body, and the hot pyrolysis gas outlet and the furnace body are of an integrated structure;
the water-cooling spiral discharger is arranged in the furnace body, one end of the water-cooling spiral discharger is provided with a controller, the other end of the water-cooling spiral discharger is provided with a discharge port, and the discharge port and the water-cooling spiral discharger are of an integrated structure.
Preferably, the upper surface of one end of the water-cooling spiral discharger is provided with a cooling water inlet, the upper surface of the other end of the water-cooling spiral discharger is provided with a cooling water outlet, and the cooling water inlet, the cooling water outlet and the water-cooling spiral discharger are of an integrated structure.
Preferably, the inner wall of the furnace body is provided with a heat-insulating refractory lining, and the heat-insulating refractory lining is made of alumina refractory material.
Preferably, a solid material guide plate is arranged at the lower end close to the inside of the furnace body, and the solid material guide plate is welded with the furnace body.
Preferably, supporting legs are arranged on the front surface and the rear surface of the furnace body, and one ends of the supporting legs are connected with the outer wall of the furnace body in a welding mode.
Preferably, the front end of supporting leg one end is provided with single-head fastener, the front and back surface of furnace body all is provided with the fastener hole, and the fastener hole is integrated with the furnace body structure as an organic whole, the one end of single-head fastener passes supporting leg and fastener hole threaded connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, a hot air inlet and a hot pyrolysis gas outlet are respectively arranged at two sides of a furnace body, a water-cooling spiral discharger is arranged in the furnace body, hot air preheated to 200-500 ℃ is introduced into the furnace from the hot air inlet at one side of the furnace body, the hot air and biomass raw materials move downwards in parallel and react at high temperature, the biomass raw materials are sequentially dried, carbonized and activated to prepare active carbon with high specific surface area, water vapor and hot air generated by biomass drying flow downwards to serve as activated gas of carbonized materials, carbonization-activation is integrated, the air and biomass are combusted, pyrolyzed and gasified to generate 700-900 ℃ hot pyrolysis gas, the pyrolysis gas flows downwards, most tar and organic small molecules carried by the pyrolysis gas are cracked under the action of high temperature, the tar and the organic small molecules are discharged from the hot pyrolysis gas outlet at one side of the lower part of the furnace body, the tar and the organic small molecules in the outlet gas are treated and utilized by a system after heat recovery, and the content of tar and the organic small molecules in the outlet gas is reduced, and the pollutant purification treatment process is simplified; the high-temperature carbonization and activation furnace has the advantages of simple equipment, small tar generation amount, high heat efficiency, low investment and low operation cost, can reduce the tar content in pyrolysis gas to below 0.1g/Nm < 3 >, can directly burn and utilize the pyrolysis gas, reduces the difficulty of subsequent purification treatment, meets the environmental protection requirement, and has the advantages of economy, environmental protection, energy conservation, consumption reduction and the like compared with the prior art.
Drawings
FIG. 1 is a schematic view of the internal structure of a furnace body according to the present utility model;
FIG. 2 is a schematic diagram of the front view of the furnace body of the present utility model;
FIG. 3 is a schematic view of the front surface structure of the furnace body of the present utility model;
in the figure: 1. a furnace body; 2. a hot air inlet; 3. a feed inlet; 4. a solid material deflector; 5. a cooling water inlet; 6. a controller; 7. water-cooling spiral discharger; 8. a discharge port; 9. a discharge port; 10. a cooling water outlet; 11. a pyrolysis gas outlet; 12. a heat insulating refractory lining; 13. support legs; 14. a single-headed fastener; 15. fastener holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, an embodiment of the present utility model is provided: a high temperature carbonization and activation furnace comprising: the furnace body 1, the upper end of the furnace body 1 is provided with a feed inlet 3, the lower end of the furnace body 1 is provided with a discharge outlet 8, and the feed inlet 3, the discharge outlet 8 and the furnace body 1 are of an integrated structure;
further comprises:
the hot air inlet 2 is arranged on one side of the furnace body 1, the hot air inlet 2 and the furnace body 1 are of an integrated structure, the other side of the furnace body 1 is provided with a hot-pyrolysis gas outlet 11, and the hot-pyrolysis gas outlet 11 and the furnace body 1 are of an integrated structure;
the water-cooling spiral discharger 7 is arranged in the furnace body 1, one end of the water-cooling spiral discharger 7 is provided with the controller 6, the other end of the water-cooling spiral discharger 7 is provided with the discharge outlet 9, and the discharge outlet 9 and the water-cooling spiral discharger 7 are of an integrated structure.
Hot air preheated to 200-500 ℃ is introduced into the furnace from a hot air inlet 2 at one side of the furnace body 1, the hot air and biomass raw materials move downwards in parallel and react at high temperature, the biomass raw materials are dried, carbonized and activated in sequence to prepare active carbon with high specific surface area, the air and biomass burn, pyrolyze and gasify to generate pyrolysis gas at 700-900 ℃, the pyrolysis gas flows downwards, most tar and organic micromolecules carried by the pyrolysis gas are cracked under the action of high temperature, the pyrolysis gas is discharged from a pyrolysis gas outlet 11 at one side of the lower part of the furnace body 1, the rotating speed of the water-cooling spiral discharger 7 is regulated, the active carbon quality is controlled by adjusting the stay time of the raw materials in the furnace, cold water is added from a cooling water inlet 5 and discharged from a cooling water outlet 10, the activated active carbon has a cooling effect, and the activated active carbon is discharged from a discharge outlet 9 at the top end of the water-cooling spiral discharger 7 and is further cooled to below 80 ℃ and then sent to a post-system for processing.
Referring to fig. 1, a cooling water inlet 5 is disposed on an upper surface of one end of a water-cooling spiral discharger 7, a cooling water outlet 10 is disposed on an upper surface of the other end of the water-cooling spiral discharger 7, and the cooling water inlet 5, the cooling water outlet 10 and the water-cooling spiral discharger 7 are all in an integrated structure, thereby having a cooling effect on the water-cooling spiral discharger 7.
Referring to fig. 1, a heat-insulating refractory lining 12 is arranged on the inner wall of a furnace body 1, and the heat-insulating refractory lining 12 is made of alumina refractory material, so that a heat-insulating effect is achieved, heat loss is prevented, and resource loss is saved.
Referring to fig. 1, a solid material guide plate 4 is disposed near the lower end inside the furnace body 1, and the solid material guide plate 4 is welded with the furnace body 1 to have a drainage effect on the solid material, so that the solid material falls down intensively, but not dispersedly.
Referring to fig. 1 and 2, supporting legs 13 are respectively disposed on the front and rear surfaces of the furnace body 1, and one end of each supporting leg 13 is welded to the outer wall of the furnace body 1 to support the furnace body 1.
Referring to fig. 2 and 3, a single-head fastener 14 is disposed at the front end of one end of the supporting leg 13, fastener holes 15 are disposed on the front and rear surfaces of the furnace body 1, the fastener holes 15 and the furnace body 1 are in an integral structure, one end of the single-head fastener 14 passes through the supporting leg 13 and is in threaded connection with the fastener holes 15, and the welding fixation and the single-head fastener 14 fixation have dual fixation effects on the supporting leg 13, so that the single-head fastener is prevented from falling off from the furnace body 1, and stability and safety are improved.
Working principle: when in use, biomass materials such as straw, shell, wood and the like are dried and crushed to prepare raw materials with granularity smaller than 100mm, and the raw materials enter the high-temperature carbonization and activation furnace through the feed inlet 3, namely the furnace body 1; introducing hot air preheated to 200-500 ℃ into a furnace from a hot air inlet 2 at one side of the furnace body 1, enabling the hot air and biomass raw materials to flow downwards and react at high temperature, sequentially drying, carbonizing and activating the biomass raw materials to prepare active carbon with high specific surface area, enabling water vapor and hot air generated by biomass drying to flow downwards to serve as activated gas of carbonized materials, carbonizing and activating the active carbon integrally, enabling the air and biomass to burn, pyrolyze and gasifying to react to generate pyrolysis gas at 700-900 ℃, enabling the pyrolysis gas to flow downwards, enabling most tar and organic small molecules carried by the pyrolysis gas to be cracked under the action of high temperature, discharging the tar and the organic small molecules from a pyrolysis gas outlet 11 at one side of the lower part of the furnace body 1, and performing system treatment and utilization after heat recovery to reduce the content of tar and the organic small molecules in the outlet gas, thereby simplifying the pollutant purification treatment process; the rotating speed of the water-cooling spiral discharger 7 is regulated, the quality of the activated carbon is controlled by regulating the stay time of raw materials in the furnace, cold water is added from the cooling water inlet 5 and discharged from the cooling water outlet 10, the cooling effect is achieved, activated carbon is discharged from the discharge outlet 9 at the top end of the water-cooling spiral discharger 7 and is further cooled to below 80 ℃, and then the activated carbon is sent to a system for processing treatment, so that the method has the advantages of simple equipment, small tar yield, high heat efficiency, low investment and low operation cost, is particularly suitable for the production process of preparing the activated carbon from biomass raw materials such as straws, shells and wood, and can also be used for producing the activated carbon from coal, plastics and organic carbon-containing wastes through high-temperature carbonization and activation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The high-temperature carbonization and activation furnace comprises a furnace body (1), wherein a feed inlet (3) is arranged at the upper end of the furnace body (1), a discharge outlet (8) is arranged at the lower end of the furnace body (1), and the feed inlet (3) and the discharge outlet (8) are of an integrated structure with the furnace body (1);
the method is characterized in that: further comprises:
the hot air inlet (2) is arranged on one side of the furnace body (1), the hot air inlet (2) and the furnace body (1) are of an integrated structure, a hot pyrolysis gas outlet (11) is arranged on the other side of the furnace body (1), and the hot pyrolysis gas outlet (11) and the furnace body (1) are of an integrated structure;
the water-cooling spiral discharger (7) is arranged in the furnace body (1), one end of the water-cooling spiral discharger (7) is provided with the controller (6), the other end of the water-cooling spiral discharger (7) is provided with the discharge outlet (9), and the discharge outlet (9) and the water-cooling spiral discharger (7) are of an integrated structure.
2. The high-temperature carbonization and activation furnace according to claim 1, wherein: the upper surface of water-cooling spiral discharger (7) one end is provided with cooling water inlet (5), the upper surface of water-cooling spiral discharger (7) other end is provided with cooling water outlet (10), and cooling water inlet (5) and cooling water outlet (10) and water-cooling spiral discharger (7) are all integral structure.
3. The high-temperature carbonization and activation furnace according to claim 1, wherein: the inner wall of the furnace body (1) is provided with a heat-insulating refractory lining (12), and the heat-insulating refractory lining (12) is made of alumina refractory materials.
4. The high-temperature carbonization and activation furnace according to claim 1, wherein: the solid material guide plate (4) is arranged at the lower end close to the inside of the furnace body (1), and the solid material guide plate (4) is welded with the furnace body (1).
5. The high-temperature carbonization and activation furnace according to claim 1, wherein: supporting legs (13) are arranged on the front surface and the rear surface of the furnace body (1), and one ends of the supporting legs (13) are connected with the outer wall of the furnace body (1) in a welding mode.
6. The high-temperature carbonization and activation furnace according to claim 5, wherein: the front end of supporting leg (13) one end is provided with single-end fastener (14), the front and back surface of furnace body (1) all is provided with fastener hole (15), and fastener hole (15) and furnace body (1) are integrated into one piece structure, the one end of single-end fastener (14) passes supporting leg (13) and fastener hole (15) threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309899.2U CN220766514U (en) | 2023-08-28 | 2023-08-28 | High-temperature carbonization activation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309899.2U CN220766514U (en) | 2023-08-28 | 2023-08-28 | High-temperature carbonization activation furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220766514U true CN220766514U (en) | 2024-04-12 |
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ID=90600575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322309899.2U Active CN220766514U (en) | 2023-08-28 | 2023-08-28 | High-temperature carbonization activation furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220766514U (en) |
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2023
- 2023-08-28 CN CN202322309899.2U patent/CN220766514U/en active Active
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