CN209836079U - Domestic garbage continuous multilayer pyrolysis reaction kettle - Google Patents
Domestic garbage continuous multilayer pyrolysis reaction kettle Download PDFInfo
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- CN209836079U CN209836079U CN201920429147.0U CN201920429147U CN209836079U CN 209836079 U CN209836079 U CN 209836079U CN 201920429147 U CN201920429147 U CN 201920429147U CN 209836079 U CN209836079 U CN 209836079U
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- reation kettle
- reaction kettle
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- pyrolysis
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Abstract
The utility model discloses a domestic waste serialization multilayer pyrolysis reaction cauldron belongs to domestic waste and handles and recycle technical field. Including 3 series connection's reation kettle, reation kettle includes the reation kettle body, and the outer heating jacket of reation kettle is located to the cover, the heating jacket is established ties through the flue gas pipeline, the internal temperature transmitter that is equipped with of reation kettle, be equipped with the valve on the flue gas pipeline, be equipped with the combustor on the reation kettle that is connected with slag discharging device, the internal temperature of each reation kettle is different, the internal temperature of reation kettle of the reation kettle that is connected with slag discharging device is the highest, the internal temperature of reation kettle of the reation kettle that is connected with feed arrangement is the lowest. The utility model discloses be applied to in the aspect of domestic waste recycle, overcome the technical problem that current domestic waste pyrolysis inefficiency is handled through the pyrolysis mode, have the efficient characteristics of pyrolysis.
Description
Technical Field
The utility model belongs to the technical field of domestic waste handles and recycles, especially, relate to a domestic waste serialization multilayer pyrolysis reaction cauldron.
Background
The treatment of household garbage is a civil engineering which is concerned by the society. The household garbage is treated in a pyrolysis mode, organic matters are heated in an oxygen-free or oxygen-deficient state, chemical bonds of the compounds are broken by utilizing heat energy, and the organic matters with large molecular weight are converted into combustible gas, liquid fuel and coke with small molecular weight. The treatment mode adopts an oxygen isolation mode to carry out pyrolysis, namely dry distillation without open fire combustion, so that dioxin cannot be synthesized under the condition of low temperature and oxygen deficiency. However, the density of the household garbage is often low, so that the household garbage pyrolysis treatment has the problems of low production efficiency, high cost, low pyrolysis efficiency and the like.
Patent CN 205361278U discloses a domestic waste schizolysis reduction reation kettle compression feed arrangement, and it has solved in the domestic waste pyrolysis treatment process through set up the material piston in the feeder hopper, and the density of feeding leads to the fact production efficiency low, problem with high costs too little.
However, the above patent compresses the material during the feeding process, and reduces the volume of the material by a forced means, and the material still undergoes dehydration, drying and pyrolysis in one reaction kettle, which cannot produce substantial effect on the subsequent pyrolysis, i.e. cannot improve the pyrolysis efficiency.
SUMMERY OF THE UTILITY MODEL
Weak point to prior art existence, the utility model aims to solve the technical problem that overcome to have the low technical problem of domestic waste pyrolysis efficiency through pyrolysis mode processing now, provide an efficient domestic waste serialization multilayer pyrolysis reation kettle of pyrolysis.
For solving the technical problem, the utility model discloses a technical scheme be:
the utility model provides a domestic waste serialization multilayer pyrolysis reaction cauldron links to each other with feed arrangement and slag discharging device, reation kettle including 3 series connection, reation kettle includes the reation kettle body, and the cover is located the outer heating jacket of reation kettle, the heating jacket passes through the flue gas pipeline and establishes ties, the internal temperature transmitter that is equipped with of reation kettle, be equipped with the valve on the flue gas pipeline, with slag discharging device is connected be equipped with the combustor on the reation kettle, each the internal temperature of reation kettle is different, with slag discharging device is connected the internal temperature of reation kettle's reation kettle is highest, with feed arrangement is connected the internal temperature of reation kettle is minimum.
Preferably, a baffle plate is arranged in the heating jacket.
Preferably, the reation kettle body is including wearing to locate the internal rotation axis of reation kettle to and the cover is located the outer helical blade of rotation axis, the one end of rotation axis is equipped with the driving machine, each the rotational speed of rotation axis is different, with the slag discharging device links to each other reation kettle's the rotational speed of rotation axis is minimum, with feed arrangement is connected reation kettle's the rotational speed of rotation axis is the biggest.
Preferably, pressure transmitters are arranged in the reaction kettle body and the flue gas pipeline.
Preferably, the system further comprises a PLC controller.
Preferably, the valve is an electric valve, and the PLC is electrically connected with the electric valve, the temperature transmitter, the combustor and the pressure transmitter.
Preferably, the reaction kettle comprises a first-stage reaction kettle, a second-stage reaction kettle and a third-stage reaction kettle, the first-stage reaction kettle is connected with the feeding device, and the third-stage reaction kettle is connected with the slag discharging device.
Preferably, the discharge port of the first-stage reaction kettle is connected with the feed port of the second-stage reaction kettle, a sealing valve is arranged between the discharge port of the first-stage reaction kettle and the feed port of the second-stage reaction kettle, the discharge port of the second-stage reaction kettle is connected with the feed port of the third-stage reaction kettle, and a sealing valve is arranged between the discharge port of the second-stage reaction kettle and.
Preferably, the first-stage reaction kettle, the second-stage reaction kettle and the third-stage reaction kettle are respectively provided with oil gas pipelines which are communicated with each other.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a domestic waste serialization multilayer pyrolysis reation kettle has realized that domestic waste dewaters in proper order, drying and pyrolysis in each reation kettle, has improved domestic waste pyrolysis efficiency.
Drawings
FIG. 1 is a schematic view of a domestic garbage continuous multi-layer pyrolysis reaction kettle provided by an embodiment of the present invention;
FIG. 2 is a schematic view of a reaction kettle of a domestic garbage continuous multi-layer pyrolysis reaction kettle provided by an embodiment of the present invention;
in the above figures: 1. a feeding device; 2. a reaction kettle; 21. a reaction kettle body; 211. a rotating shaft; 212. a helical blade; 213. a transmission machine; 22. a heating jacket; 221. a baffle plate; 23. a flue gas duct; 231. a valve; 24. a burner; 25. a knife gate valve; 26. a ball valve; 27. a temperature transmitter; 28. a pressure transmitter; 3. a slag discharging device.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "inner", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b): as shown in fig. 1, the utility model provides a domestic waste serialization multilayer pyrolysis reaction cauldron, link to each other with feed arrangement 1 and slag discharging device 3, reation kettle 2 including 3 series connection, reation kettle 2 includes the reation kettle body 21, and the cover is located the outer heating jacket 22 of reation kettle body 21, heating jacket 22 establishes ties through flue gas pipeline 23, be equipped with temperature transmitter 27 in the reation kettle body 21, be equipped with valve 231 on the flue gas pipeline 23, be equipped with combustor 24 on the reation kettle 2 that is connected with slag discharging device 3, the temperature difference in each reation kettle body 21, the temperature in the reation kettle body 21 of reation kettle 2 that is connected with slag discharging device 3 is highest, the temperature in the reation kettle body 21 of reation kettle 2 that is connected with feed arrangement 1 is lowest. The household garbage has the characteristics of complex components, low density and moisture content, in order to achieve better treatment effect and realize sufficient pyrolysis of the household garbage, when the household garbage is treated in a pyrolysis mode, the pyrolysis kettle is required to reach a certain length, the household garbage continuous multilayer pyrolysis reaction kettle comprises 3 reaction kettles 2 which are connected in series, wherein, the reaction kettle bodies 21 are connected end to end through a feed inlet and a discharge outlet, the heating jackets 22 are mutually connected in series through a flue gas pipeline 23, a burner 24 is used for providing a heat source for the household garbage continuous multilayer pyrolysis reaction kettle, the gas flow in the flue gas pipeline 23 and the heating jackets 22 is adjusted by controlling the opening degree of each valve 231, and further, the temperature in the reaction kettle bodies 21 is adjusted, so that the household garbage enters the reaction kettle 2 connected with the feeding device 1 for dehydration and then enters the next reaction kettle 2 for drying, finally, the mixture enters a reaction kettle 2 connected with a slag discharging device 3 for pyrolysis. It should be noted that, due to the characteristics of the household garbage, if a single kettle is adopted for pyrolysis treatment, the processes of dehydration, drying and final pyrolysis are required to be completed in one reaction kettle, and meanwhile, in order to ensure the treatment effect, the pyrolysis kettle needs to ensure a lower rotating speed, so that the pyrolysis efficiency is severely restricted. The utility model provides a domestic waste serialization multilayer pyrolysis reation kettle has realized progressively compressing and the substep processing to domestic waste, has guaranteed the pyrolysis effect promptly, has improved pyrolysis efficiency simultaneously again.
As shown in fig. 2, in order to prevent the bias flow of the heating gas in the heating jacket 22, a baffle 221 is provided in the heating jacket 22.
In order to further improve the pyrolysis efficiency, the reaction kettle body 21 comprises a rotating shaft 211 penetrating through the reaction kettle body 21 and a helical blade 212 sleeved outside the rotating shaft 211, a driving machine 213 is arranged at one end of the rotating shaft 211, the rotating speeds of the rotating shafts 211 are different, the rotating speed of the rotating shaft 211 of the reaction kettle 2 connected with the slag discharging device 3 is the minimum, and the rotating speed of the rotating shaft 211 of the reaction kettle 2 connected with the feeding device 1 is the maximum. Through the rotational speed that changes rotation axis 211, can adjust the dwell time of material in reation kettle 2, it is concrete, because the time that dehydration treatment needs is shorter, consequently, the rotational speed of the rotation axis 211 of reation kettle 2 that is connected with feed arrangement 1 is the biggest, and the time that pyrolytic reaction needs is the longest, consequently, the rotational speed of the rotation axis 211 of reation kettle 2 that links to each other with slag discharging device 3 is minimum. It should be noted that the rotating blades of the reaction vessels 2 are all left-handed, and the driving mechanisms 213 control the rotation direction of the rotating shafts 211 to continuously convey the materials. In addition, the helical blade 212 is also favorable for further compressing the materials, and the processing efficiency is improved.
In order to ensure that the whole pyrolysis process is carried out safely and stably, pressure transmitters 28 are arranged in the reaction kettle body 21 and the flue gas pipeline 23. The pressure transmitter 28 is beneficial to real-time monitoring of the vacuum degree in the reaction kettle body 21 and the pressure in the flue gas pipeline 23, and the safe and stable operation of the pyrolysis process is ensured.
In order to improve the automation degree, a PLC controller is also included.
Further, the valve 231 is an electric valve, and the PLC controller is electrically connected to the electric valve, the temperature transmitter 27, the burner 24, and the pressure transmitter 28. The temperature transmitter 27 monitors the temperature in the reaction kettle body 21 and transmits the monitoring result to the PLC in the form of an electric signal, and the PLC controls the opening of the electric valve and the burner 24 according to the result to realize the regulation of the temperature in the reaction kettle 2; the pressure transmitter 28 monitors the pressure in the reaction kettle body 21 and the pressure in the flue gas pipeline 23, and transmits the monitoring result to the PLC in the form of an electric signal, and the PLC controls the vacuum pump and the fan according to the result to adjust the vacuum degree in the reaction kettle 2 and the pressure in the flue gas pipeline 23.
In order to ensure the continuity of the pyrolysis process, the reaction kettle 2 comprises a first-stage reaction kettle, a second-stage reaction kettle and a third-stage reaction kettle, the first-stage reaction kettle is connected with the feeding device 1, and the third-stage reaction kettle is connected with the slag discharging device 3. In addition, in order to improve the sealing performance of each reaction kettle body 21, a front end socket is arranged at the feed inlet end of the reaction kettle 2, and the front end socket is connected with the reaction kettle body 21 through a front flange; the discharge port end of the reaction kettle 2 is provided with a rear end socket, and the rear end socket is connected with the reaction kettle body 21 through a rear flange.
In order to ensure the tightness of the reaction kettle body 21, the discharge hole of the first-stage reaction kettle is connected with the feed hole of the second-stage reaction kettle, a sealing valve is arranged between the discharge hole of the first-stage reaction kettle and the feed hole of the second-stage reaction kettle, the discharge hole of the second-stage reaction kettle is connected with the feed hole of the third-stage reaction kettle, and a sealing valve is arranged between the discharge. Wherein the sealing valve comprises a knife gate valve 25 and a ball valve 26.
Further, the first-stage reaction kettle, the second-stage reaction kettle and the third-stage reaction kettle are respectively provided with oil gas pipelines which are communicated with each other. Combustible oil gas generated by pyrolysis is discharged through an oil gas pipeline for recycling, and can also be used as fuel of the combustor 24 for recycling.
The method for the pyrolysis treatment of the household garbage by the continuous multilayer pyrolysis reaction kettle of any embodiment comprises the following steps:
domestic waste gets into 3 reation kettle 2 of establishing ties in proper order through feed arrangement 1, combustor 24 provides the heat that is used for pyrolysis domestic waste for reation kettle 2, aperture through adjusting valve 231, adjust the gas flow in flue gas pipeline 23 and the heating jacket 22, and then the temperature in the adjustment reation kettle body 21, make domestic waste get into and dewater in the reation kettle 2 that links to each other with feed arrangement 1, then dry in getting into next reation kettle 2, carry out the pyrolysis in getting into the reation kettle 2 that links to each other with slag discharging device 3 at last.
Claims (9)
1. Domestic waste serialization multilayer pyrolysis reation kettle links to each other its characterized in that with feed arrangement (1) and slag discharging device (3): including 3 reation kettle (2) of series connection, reation kettle (2) include the reation kettle body (21), and the cover is located heating jacket (22) outside the reation kettle body (21), heating jacket (22) establishes ties through flue gas pipeline (23), be equipped with temperature transmitter (27) in the reation kettle body (21), be equipped with valve (231) on flue gas pipeline (23), with slag discharging device (3) are connected be equipped with combustor (24) on reation kettle (2), each temperature difference in the reation kettle body (21), with slag discharging device (3) are connected the temperature in the reation kettle body (21) of reation kettle (2) is highest, with feed arrangement (1) is connected the temperature in the reation kettle body (21) of reation kettle (2) is minimum.
2. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 1, characterized in that: a baffle plate (221) is arranged in the heating jacket (22).
3. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 1, characterized in that: the reation kettle body (21) is including wearing to locate rotation axis (211) in the reation kettle body (21), and the cover is located helical blade (212) outside rotation axis (211), the one end of rotation axis (211) is equipped with drive machine (213), each the rotational speed of rotation axis (211) is different, with slag discharging device (3) links to each other the rotational speed of rotation axis (211) of reation kettle (2) is minimum, with feed arrangement (1) is connected the rotational speed of rotation axis (211) of reation kettle (2) is the biggest.
4. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 1, characterized in that: pressure transmitters (28) are arranged in the reaction kettle body (21) and the flue gas pipeline (23).
5. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 1, characterized in that: also comprises a PLC controller.
6. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 5, characterized in that: the valve (231) is an electric valve, and the PLC is electrically connected with the electric valve, the temperature transmitter (27), the combustor (24) and the pressure transmitter (28).
7. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 1, characterized in that: reation kettle (2) include one-level reation kettle, second grade reation kettle and tertiary reation kettle, one-level reation kettle with feed arrangement (1) links to each other, tertiary reation kettle with slag discharging device (3) link to each other.
8. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 7, characterized in that: the discharge hole of the first-stage reaction kettle is connected with the feed inlet of the second-stage reaction kettle, a sealing valve is arranged between the discharge hole of the first-stage reaction kettle and the feed inlet of the second-stage reaction kettle, the discharge hole of the second-stage reaction kettle is connected with the feed inlet of the third-stage reaction kettle, and a sealing valve is arranged between the discharge hole of the second-stage reaction kettle.
9. The domestic garbage continuous multilayer pyrolysis reaction kettle according to claim 7, characterized in that: the first-stage reaction kettle, the second-stage reaction kettle and the third-stage reaction kettle are respectively provided with an oil gas pipeline which are communicated with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920429147.0U CN209836079U (en) | 2019-03-28 | 2019-03-28 | Domestic garbage continuous multilayer pyrolysis reaction kettle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920429147.0U CN209836079U (en) | 2019-03-28 | 2019-03-28 | Domestic garbage continuous multilayer pyrolysis reaction kettle |
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| CN209836079U true CN209836079U (en) | 2019-12-24 |
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| CN201920429147.0U Active CN209836079U (en) | 2019-03-28 | 2019-03-28 | Domestic garbage continuous multilayer pyrolysis reaction kettle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880641A (en) * | 2019-03-28 | 2019-06-14 | 青岛伊克斯达智能装备有限公司 | House refuse serialization Multi-layer thermal solution reaction kettle and its method for handling house refuse |
| RU2810292C1 (en) * | 2023-03-21 | 2023-12-26 | Общество с ограниченной ответственностью "Гринтек" | Pyrolysis reactor and pyrolysis complex containing such reactor |
-
2019
- 2019-03-28 CN CN201920429147.0U patent/CN209836079U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880641A (en) * | 2019-03-28 | 2019-06-14 | 青岛伊克斯达智能装备有限公司 | House refuse serialization Multi-layer thermal solution reaction kettle and its method for handling house refuse |
| RU2810292C1 (en) * | 2023-03-21 | 2023-12-26 | Общество с ограниченной ответственностью "Гринтек" | Pyrolysis reactor and pyrolysis complex containing such reactor |
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