CN213872707U - Front-end distributed low-temperature magnetized organic garbage pyrolysis system - Google Patents
Front-end distributed low-temperature magnetized organic garbage pyrolysis system Download PDFInfo
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- CN213872707U CN213872707U CN202022614361.9U CN202022614361U CN213872707U CN 213872707 U CN213872707 U CN 213872707U CN 202022614361 U CN202022614361 U CN 202022614361U CN 213872707 U CN213872707 U CN 213872707U
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 60
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 32
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000003546 flue gas Substances 0.000 claims abstract description 46
- 230000005415 magnetization Effects 0.000 claims abstract description 37
- 239000000428 dust Substances 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 33
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- 239000000498 cooling water Substances 0.000 claims description 8
- 239000010815 organic waste Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 6
- 238000003763 carbonization Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 abstract description 3
- 239000010808 liquid waste Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 10
- 239000004744 fabric Substances 0.000 description 6
- 239000000779 smoke Substances 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002956 ash Substances 0.000 description 2
- 239000010789 controlled waste Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010882 bottom ash Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
A front-end distributed low-temperature magnetized organic garbage pyrolysis system belongs to the technical field of waste treatment. The system comprises a low-temperature magnetization pyrolysis device, a primary retention tank, a secondary combustion chamber, a cooling tank, a secondary retention tank, a dust removal device and the like, wherein a stable magnetic field is formed around and in the low-temperature magnetization pyrolysis device by utilizing permanent magnets, and the garbage is subjected to magnetization pyrolysis treatment, so that the purpose of volume reduction is achieved, and the volume can be effectively reduced by 99%. And controlling the content of air entering the low-temperature magnetization pyrolysis device to pyrolyze a large amount of organic garbage in an oxygen-free state; the reaction temperature is controlled, the generation of harmful substances such as dioxin and the like is suppressed from the source, and then the flue gas is treated by a secondary combustion chamber, so that the harmful substances in the flue gas are further eliminated. Meanwhile, the discharge temperature in the flue gas treatment process is controlled, liquid wastes caused by condensation in the garbage treatment process are avoided, and harmless chemical combination standard discharge is achieved. The system realizes an integrated solution for harmless treatment of organic garbage at the source.
Description
Technical Field
The utility model relates to a front end distributing type low temperature magnetization organic rubbish pyrolysis system belongs to waste disposal technical field.
Background
Along with the development of economy and the improvement of the living standard of people in China, more and more wastes are generated in daily life and production of various industries, a lot of organic wastes are environment pollution sources which are difficult to degrade, 668 cities in China, 2/3 are surrounded by garbage belts, the requirement of people on the environment quality is higher and higher, and harmful substances such as dioxin, nitric oxide, sulfide and the like caused by incineration cause serious pollution to the environment, and the difficult problem of garbage disposal needs to be solved urgently.
Disclosure of Invention
The utility model discloses to the difficult current situation of present china's refuse treatment, provide a low temperature magnetization organic rubbish pyrolysis device and flue gas processing system, can realize organic rubbish at source innocent treatment's integrated solution to harmful substance such as dioxin, nitrogen oxide, sulphide that avoid bringing such as high temperature to burn has caused serious pollution to the environment.
For solving the technical problem the utility model discloses a technical scheme does: a front-end distributed low-temperature magnetized organic garbage pyrolysis system comprises a low-temperature magnetized pyrolysis device, wherein the top end of the low-temperature magnetized pyrolysis device is a garbage inlet, and the bottom end of the low-temperature magnetized pyrolysis device is a discharge port; air inlets are arranged at two sides of the lower part of the low-temperature magnetization pyrolysis device, and a flue gas outlet is arranged at the upper part of the low-temperature magnetization pyrolysis device; a flue gas outlet of the low-temperature magnetization pyrolysis device is connected with an outer chamber inlet of the primary detention tank through a pipeline; the primary detention groove is connected with the secondary combustion chamber through the inlet of the secondary combustion chamber after passing through the outlet of the outer chamber and the pipeline; the outlet of the second combustion chamber is connected to the inlet of the inner chamber of the primary detention tank through a pipeline, and then is connected to the cooling box through the outlet of the inner chamber and the pipeline from the hot flue gas inlet; a cold flue gas outlet of the cooling tank is connected to a detention tank inlet of the secondary detention tank through a pipeline, a detention tank outlet of the secondary detention tank is connected to a dust removal tank inlet of the dust removal device through a pipeline, and a dust removal tank outlet of the dust removal device is connected to a chimney through a pipeline and a fan; an active carbon chamber is arranged on the chimney; the cooling box is connected with a water cooling system through a cooling water inlet and a cooling water outlet, and the water cooling system comprises a cooling tower and a water cooling box.
And a carbonization treatment layer, a thermal decomposition treatment layer, a dry distillation treatment layer and a layer to be treated are arranged in the low-temperature magnetization pyrolysis device from bottom to top.
The primary residence tank includes an inner chamber and an outer chamber.
And a dust removal box is also arranged at the bottom of the dust removal device.
And a feeding system is also arranged outside the low-temperature magnetization pyrolysis device.
The system generates emissions meeting the GB 18485-.
The permanent magnet is utilized to form a stable magnetic field around and inside the low-temperature magnetization pyrolysis device to carry out magnetization pyrolysis treatment on the garbage, so that the purpose of volume reduction is achieved, and the volume can be effectively reduced by 99%. And the content of air entering the low-temperature magnetization pyrolysis device is controlled, so that a large amount of organic garbage is pyrolyzed in an anaerobic state. The reaction temperature (below 350 ℃) in the low-temperature magnetization pyrolysis device is controlled, the generation of harmful substances such as dioxin and the like is restrained from the source, and then the flue gas is treated by a secondary combustion chamber, so that the harmful substances such as tar, dioxin, nitric oxide, sulfide and the like in the flue gas are further eliminated. Meanwhile, the discharge temperature in the flue gas treatment process is controlled, and liquid wastes caused by condensation in the garbage treatment process are avoided.
The utility model has the advantages that: the system comprises a low-temperature magnetization pyrolysis device, a primary retention tank, a secondary combustion chamber, a cooling tank, a secondary retention tank, a dust removal device and the like, wherein a stable magnetic field is formed around and in the low-temperature magnetization pyrolysis device by utilizing permanent magnets, and the garbage is subjected to magnetization pyrolysis treatment, so that the purpose of volume reduction is achieved, and the volume can be effectively reduced by 99%. And controlling the content of air entering the low-temperature magnetization pyrolysis device to pyrolyze a large amount of organic garbage in an oxygen-free state; the reaction temperature (below 350 ℃) is controlled, the generation of harmful substances such as dioxin and the like is restrained from the source, and then the flue gas is treated by a secondary combustion chamber, so that the harmful substances such as tar, dioxin, nitrogen oxide, sulfide and the like in the flue gas are further eliminated. Meanwhile, the discharge temperature in the flue gas treatment process is controlled, and liquid wastes caused by condensation in the garbage treatment process are avoided. Meanwhile, the flue gas passes through a flue gas treatment system, so that the harmless chemical combination standard emission is achieved. The integrated solution for harmless treatment of organic garbage at the source is realized.
Drawings
Fig. 1 is a process diagram of a front-end distributed low-temperature magnetized organic waste pyrolysis system.
Fig. 2 is a side view of a front-end distributed low-temperature magnetized organic waste pyrolysis system.
Fig. 3 is a top view of a front-end distributed low-temperature magnetized organic waste pyrolysis system.
In the figure: 1. a low-temperature magnetic pyrolysis device, 1a, an air inlet, 1b, a discharge outlet, 1c, a carbonization treatment layer, 1d, a thermal decomposition treatment layer, 1e, a dry distillation treatment layer, 1f, a layer to be treated, 1g, a garbage inlet, 1h, a flue gas outlet, 2, a primary retention tank, 2a, an outer chamber inlet, 2b, an outer chamber outlet, 2c, an inner chamber inlet, 2d, an inner chamber outlet, 2e, an outer chamber, 2f, an inner chamber, 3, a secondary combustion chamber, 3a, a secondary combustion chamber inlet, 3b, a secondary combustion chamber outlet, 4, a cooling tank, 4a, a hot flue gas inlet, 4b, a cold flue gas outlet, 4c, a cooling water inlet, 4d, a cooling water outlet, 5, a cooling tower, 6, a water cooling tank, 7, a secondary retention tank, 7a retention tank inlet, 7b, a retention tank outlet, 8, a dust removal device, 8a ash storage tank, 8b, A dust removal box inlet 8c, a dust removal box outlet 9, a fan 10, a chimney 10a and an activated carbon chamber.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant aspects of the present invention are shown in the drawings.
The embodiments of the present invention are only used for illustrating the specific embodiments of the present application, and are not used for limiting the scope of the present application. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the scope of the invention as defined in the appended claims.
Fig. 1 to 3 show a front-end distributed low-temperature magnetized organic garbage pyrolysis system, which comprises a low-temperature magnetized pyrolysis device 1, wherein the top end of the low-temperature magnetized pyrolysis device 1 is a garbage inlet 1g, and the bottom end of the low-temperature magnetized pyrolysis device 1 is a discharge outlet 1 b; air inlets 1a are arranged at two sides of the lower part of the low-temperature magnetization pyrolysis device 1, and a flue gas outlet 1h is arranged at the upper part of the low-temperature magnetization pyrolysis device; a flue gas outlet 1h of the low-temperature magnetization pyrolysis device 1 is connected with an outer chamber inlet 2a of the primary detention tank 2 through a pipeline; the primary detention tank 2 is connected with a secondary combustion chamber 3 through a secondary combustion chamber inlet 3a after passing through an outer chamber outlet 2b and a pipeline; a second combustion chamber outlet 3b of the second combustion chamber 3 is connected to an inner chamber inlet 2c of the primary retention tank 2 through a pipeline, and is connected to the cooling tank 4 through an inner chamber outlet 2d and a pipeline from a hot flue gas inlet 4 a; a cold flue gas outlet 4b of the cooling tank 4 is connected to a detention tank inlet 7a of the secondary detention tank 7 through a pipeline, a detention tank outlet 7b of the secondary detention tank 7 is connected to a dust removal tank inlet 8b of the dust removal device 8 through a pipeline, and a dust removal tank outlet 8c of the dust removal device 8 is connected to a chimney 10 after passing through a pipeline and a fan 9; an active carbon chamber 10a is arranged on the chimney 10; the cooling box 4 passes through the cooling tower 5 and the water cooling box 6 in sequence through the cooling water outlet 4d, and then returns to the cooling box 4 through the cooling water inlet 4c to rapidly cool the flue gas. The low-temperature magnetization pyrolysis device 1 is internally provided with a carbonization treatment layer 1c, a thermal decomposition treatment layer 1d, a dry distillation treatment layer 1e and a layer to be treated 1f from bottom to top. The primary retention tank 2 includes an inner chamber 2f and an outer chamber 2 e. The bottom of the dust removing device 8 is also provided with a dust removing box 8 a. And a feeding system is also arranged outside the low-temperature magnetization pyrolysis device 1.
By adopting the technical scheme, the low-temperature magnetization pyrolysis device comprises a feeding system and a garbage inlet, a double-layer door structure is adopted, an upper-layer door is driven by a hydraulic push rod, and the driving positions are arranged outside the feeding hole and are respectively arranged on two sides. The problem that the quality of sealing is affected when garbage falls into the sealing groove and the sealing strip can be solved. And the upper cover can be pre-tightened after being closed, so that the air tightness is better ensured. Lower floor sliding door mechanism: the lower sliding door mechanism adopts an internal split double-door structure, and the structure has a simple appearance; the door plate is supported by the tug wheel set, and the anti-deviation wheel set is arranged, so that the running resistance is small, and the movement is stable; a labyrinth seal groove and various smoke-resistant rubber pads are processed in the feed inlet, and the air tightness is good.
The low-temperature magnetization pyrolysis device adopts a magnetization low-temperature treatment technology to fully fumigate the solid waste fed into the furnace by using magnetized air and the solid waste at a lower temperature, and the reaction temperature is controlled below 350 ℃. The flue gas generated by the reaction passes through a series of advanced treatment processes such as a secondary combustion chamber, a cooling box, a dust removal device and the like, so that the effect of near zero emission is achieved, and the national emission standard is far met. The processing device has the functions of perfect temperature monitoring at each stage, automatic slag discharging and complete machine intelligent control.
The discharge opening 1b is a residue discharge device after the garbage is processed. Mixed flue gas generated by thermal decomposition and gasification combustion is discharged to a flue gas treatment system through a flue gas outlet 1h at the top of the furnace. And finally, storing residual ash in a furnace bottom ash hopper. The machine adopts timing spiral discharge, a dust collecting bag is arranged at a discharge port 1b, and the dust collecting bag is replaced and collected manually at regular intervals.
The flue gas treatment system comprises a primary detention tank 2, a secondary combustion chamber 3, a cooling device, a dust removal device 8, a discharge device, a ladder platform and the like. The garbage is inevitably discharged with certain waste gas in the thermal decomposition process, and the treatment process is as follows: smoke generated during garbage treatment → smoke retention → high-temperature secondary fuel → cooling → cloth bag dust removal → fan → chimney → treatment for reaching the discharge standard.
The second combustion chamber 3 carries out high-temperature second combustion on the flue gas: the secondary combustion chamber 3 is used as a device for combusting flue gas at high temperature, the flue gas is rapidly heated to above 850 ℃ in the box body and lasts for 2s at the temperature, and dioxin, combustible gas and tar in the flue gas are completely combusted and decomposed. The box wall is poured by refractory materials for heat preservation.
Rapidly cooling by adopting a cooling device: the cooling box 4 is used as flue gas cooling equipment, flue gas heated to high temperature is cooled, and the flue gas is rapidly cooled under the action of the cooling box 4. So that the dioxin decomposed at high temperature can not be regenerated due to slow temperature reduction. And further separating the fumes from the gas during the reduction of the temperature.
And a secondary detention groove 7 is adopted for preliminary dust removal and detention of smoke particles.
Fine dust removal is carried out by adopting a dust removal device: the cloth bag dust removal box is used as a flue gas dust removal device, and flue gas enters the box body. Filtering with cloth bag. And filtering residual substances in the smoke to the surface of the cloth bag. High-pressure air of 0.4MP is injected into the cloth bag irregularly by an air compressor to clean the dust on the surface of the cloth bag and collect the dust in a dust storage box 8a at the lower part of the box body.
The discharge system consists of a fan 9 and a chimney 10, the pressure of the whole system and the air quantity entering the system are controlled by adjusting the opening of a valve at the front end of the fan 9, and the pyrolysis state of the organic garbage is ensured while the system is ensured to operate in a micro-negative pressure state. Meanwhile, the chimney 10 is provided with an activated carbon chamber 10a for performing final adsorption treatment on the gas before evacuation.
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant aspects of the present invention are shown in the drawings.
Claims (5)
1. The utility model provides a front end distributing type low temperature magnetization organic rubbish pyrolysis system, it includes low temperature magnetization pyrolysis device (1), its characterized in that: the top end of the low-temperature magnetization pyrolysis device (1) is a garbage inlet (1 g), and the bottom end of the low-temperature magnetization pyrolysis device is a discharge port (1 b); air inlets (1 a) are arranged on two sides of the lower part of the low-temperature magnetization pyrolysis device (1), and a flue gas outlet (1 h) is arranged on the upper part of the low-temperature magnetization pyrolysis device;
a flue gas outlet (1 h) of the low-temperature magnetization pyrolysis device (1) is connected with an outer chamber inlet (2 a) of the primary detention tank (2) through a pipeline; the primary detention tank (2) is connected with the secondary combustion chamber (3) through the inlet (3 a) of the secondary combustion chamber after passing through the outlet (2 b) of the outer chamber and the pipeline; a second combustion chamber outlet (3 b) of the second combustion chamber (3) is connected to an inner chamber inlet (2 c) of the primary detention tank (2) through a pipeline, and then is connected to the cooling tank (4) through an inner chamber outlet (2 d) and a pipeline through a hot flue gas inlet (4 a); a cold flue gas outlet (4 b) of the cooling box (4) is connected to a detention groove inlet (7 a) of the secondary detention groove (7) through a pipeline, a detention groove outlet (7 b) of the secondary detention groove (7) is connected to a dust removal groove inlet (8 b) of the dust removal device (8) through a pipeline, and a dust removal groove outlet (8 c) of the dust removal device (8) is connected to a chimney (10) through a pipeline and a fan (9); an active carbon chamber (10 a) is arranged on the chimney (10); the cooling box (4) is connected with a water cooling system through a cooling water inlet (4 c) and a cooling water outlet (4 d), and the water cooling system comprises a cooling tower (5) and a water cooling box (6).
2. The front-end distributed low-temperature magnetized organic waste pyrolysis system according to claim 1, characterized in that: the low-temperature magnetization pyrolysis device (1) is internally provided with a carbonization treatment layer (1 c), a thermal decomposition treatment layer (1 d), a dry distillation treatment layer (1 e) and a layer to be treated (1 f) from bottom to top.
3. The front-end distributed low-temperature magnetized organic waste pyrolysis system according to claim 1, characterized in that: the primary residence tank (2) comprises an inner chamber (2 f) and an outer chamber (2 e).
4. The front-end distributed low-temperature magnetized organic waste pyrolysis system according to claim 1, characterized in that: and a dust removal box (8 a) is also arranged at the bottom of the dust removal device (8).
5. The front-end distributed low-temperature magnetized organic waste pyrolysis system according to claim 1, characterized in that: and a feeding system is also arranged outside the low-temperature magnetization pyrolysis device (1).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116221734A (en) * | 2023-03-27 | 2023-06-06 | 重庆智得热工工业有限公司 | Magnetization pyrolysis incineration equipment and feeding pipe control method thereof |
| CN119016484A (en) * | 2024-10-10 | 2024-11-26 | 农业农村部环境保护科研监测所 | A low-temperature magnetic cracking treatment method for organic solid waste |
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2020
- 2020-11-13 CN CN202022614361.9U patent/CN213872707U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116221734A (en) * | 2023-03-27 | 2023-06-06 | 重庆智得热工工业有限公司 | Magnetization pyrolysis incineration equipment and feeding pipe control method thereof |
| WO2024198816A1 (en) * | 2023-03-27 | 2024-10-03 | 重庆智得热工工业有限公司 | Magnetization pyrolysis incineration apparatus, and feed management and control method therefor |
| CN119016484A (en) * | 2024-10-10 | 2024-11-26 | 农业农村部环境保护科研监测所 | A low-temperature magnetic cracking treatment method for organic solid waste |
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