CN210241577U - Small cabinet type garbage low-temperature pyrolysis furnace - Google Patents
Small cabinet type garbage low-temperature pyrolysis furnace Download PDFInfo
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- CN210241577U CN210241577U CN201921239742.4U CN201921239742U CN210241577U CN 210241577 U CN210241577 U CN 210241577U CN 201921239742 U CN201921239742 U CN 201921239742U CN 210241577 U CN210241577 U CN 210241577U
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Abstract
The utility model discloses a little cabinet type rubbish low temperature pyrolysis oven, take the cabinet body (101) of oxygen inlet (108) including the bottom, be equipped with one deck or multilayer in the cabinet body (101) and be used for layering material turning plate (102) of stacking rubbish, material turning plate (102) bottom area bleeder vent, material turning plate (102) are separated the cabinet body (101) for multilayer combustion space, all are equipped with pivot (103) and upset arm (104) on every material turning plate (102). The utility model has the advantages of high pyrolysis efficiency and relatively low equipment cost.
Description
Technical Field
The utility model relates to a small cabinet type garbage low-temperature pyrolysis furnace, which belongs to the technical field of garbage environmental protection treatment.
Background
Garbage is a renewable resource, and if the garbage can be effectively integrated and utilized, huge economic benefits can be created. The existing landfill mode can dispose the garbage, but has the problems of land resource consumption, soil water body pollution and the like. Yet another common form of disposal is incineration. However, since the waste generally has the problems of high humidity, complex components and the like, the general incineration treatment mode is not easy to completely burn and is easy to generate toxic and harmful gases (dust, sulfur-containing pollutants, nitrate pollutants, dioxin and the like), and fuel needs to be added to initiate combustion of the waste, so that extra energy consumption and pollutant generation are caused.
The garbage pyrolysis gas is a process of utilizing the thermal instability of organic matters in the garbage, heating and distilling the organic matters to crack the organic matters, forming various new gases, liquids and solids after condensation, and extracting combustible gas from the gases. The gas generated during operation contains a large amount of methane, carbon monoxide and hydrogen. But the existing garbage pyrolysis device has the defects of higher requirement on equipment, lower unit treatment capacity of a pyrolysis furnace, low heat energy utilization rate, ineffective control of pollution and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a little cabinet type rubbish low temperature pyrolysis oven. It has the advantages of high pyrolysis efficiency and relatively low equipment cost.
The technical scheme of the utility model: a small cabinet type garbage low-temperature pyrolysis furnace is characterized in that: the garbage bin comprises a bin body with an oxygen inlet at the bottom, wherein one or more layers of material turning plates used for stacking garbage in a layered mode are arranged in the bin body, air holes are formed in the material turning plates, the bin body is divided into a plurality of layers of combustion spaces by the material turning plates, and each material turning plate is provided with a rotating shaft and a turning arm.
In the cabinet type low-temperature garbage pyrolysis furnace, the cabinet body is connected to the high-temperature secondary combustion chamber through the smoke exhaust pipe, and a tail gas outlet of the high-temperature secondary combustion chamber is connected with the quenching heat exchanger.
The cabinet type low-temperature waste pyrolysis furnace further comprises a preheating storage unit of a cabinet type structure, the preheating storage unit and the low-temperature pyrolysis furnace are arranged side by side, and a waste transfer channel is arranged between the preheating storage unit and the low-temperature pyrolysis furnace.
In the cabinet type low-temperature garbage pyrolysis furnace, the high-temperature secondary combustion chamber is of a one-section or multi-section heat insulation chamber structure connected end to end, one end of the high-temperature secondary combustion chamber is connected with an igniter, and the other end of the high-temperature secondary combustion chamber is connected with a quenching heat exchanger; the smoke exhaust pipe is connected to the vicinity of an igniter of the high-temperature secondary combustion chamber. The igniter is responsible for igniting the gas generated by pyrolysis in the low-temperature pyrolysis furnace.
In the cabinet type low-temperature garbage pyrolysis furnace, the preheating storage unit is internally provided with a filter plate with a lifting power mechanism, and the bottom of the preheating storage unit is provided with a filtrate collecting tank; a material pushing plate with a translation power mechanism is arranged above the filter plate and is opposite to the garbage transfer channel; the inner wall of the preheating storage unit is embedded with a high-temperature air pipe, and tail gas taken from the rear end of the high-temperature secondary combustion chamber or the quenching heat exchanger is arranged in the high-temperature air pipe. The high-temperature air pipe is used as a bypass before tail gas treatment, and can continuously provide a heat source for the preheating storage unit.
In the small cabinet type low-temperature pyrolysis furnace for garbage, the side wall of the cabinet body is provided with a plurality of ignition ports corresponding to each layer of combustion space and a plurality of smoke outlets (mainly discharging gas generated by pyrolysis) connected with the smoke exhaust pipe.
In the small cabinet type low-temperature garbage pyrolysis furnace, one end of the turnover arm is hinged to the turnover plate, the other end of the turnover arm is hinged to the power push rod, and a limiting block fixed on the cabinet body is arranged on one side of the turnover arm, which is hinged to the power push rod.
In the cabinet type low-temperature garbage pyrolysis furnace, the cabinet body is arranged below the ground. And the high-temperature secondary combustion chamber and the preheating storage unit are matched and also arranged below the ground.
Compared with the prior art, the utility model discloses a low temperature pyrolysis oven of little cabinet type structure to the inside stirring plate structure of cooperation can improve the pyrolysis efficiency of rubbish, and equipment area is littleer, and the cost is lower relatively, the facilitate promotion. The utility model discloses an inside material turning plate that adopts of low temperature pyrolysis furnace is cut apart the space, can make rubbish can the layering arrange in low temperature pyrolysis furnace, has solved the insufficient problem of pyrolysis that the overstock leads to appear when rubbish is piled in traditional low temperature pyrolysis furnace too much, consequently the utility model discloses low temperature pyrolysis furnace unit refuse handling capacity is higher. And the turnover structure of the material turning plate is very convenient when garbage is fed and stacked.
The utility model discloses still utilize the preheating storage unit who sets up side by side, carry out drainage and storage to original rubbish and preheat, the rubbish that pushes the low temperature pyrolysis oven at every turn all is the higher rubbish of upper relative drying and temperature, can further improve the efficiency of low temperature pyrolysis.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connecting structure of the material turning plate;
FIG. 3 is a schematic view of the feed side configuration of a low temperature pyrolysis furnace;
FIG. 4 is another schematic view of the low temperature pyrolysis furnace;
FIG. 5 is a schematic view showing a combined state structure of a preheating storage unit and a low-temperature pyrolysis furnace;
fig. 6 is a schematic diagram of a plant layout structure of the present invention.
The labels in the figures are: 2-high-temperature secondary combustion chamber, 3-quenching heat exchanger, 5-preheating storage unit, 6-garbage transfer channel, 101-cabinet body, 102-material turning plate, 103-rotating shaft, 104-turning arm, 105-ignition port, 106-smoke outlet, 107-power push rod, 108-oxygen inlet, 109-opening and closing door, 110-limiting block, 111-scraper, 501-lifting power mechanism, 502-filter plate, 503-filtrate collecting pool, 504-translation power mechanism and 505-material pushing plate.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A small cabinet type garbage low-temperature pyrolysis furnace is shown in figure 1 in a specific structure and comprises a cabinet body 101 with an oxygen inlet 108 at the bottom, one or more layers of material turning plates 102 used for stacking garbage in a layered mode are arranged in the cabinet body 101, air holes are formed in the bottoms of the material turning plates 102, the material turning plates 102 divide the cabinet body 101 into a multi-layer combustion space, and each material turning plate 102 is provided with a rotating shaft 103 and a turning arm 104. One end of the turnover arm is hinged with the material turnover plate 102, the other end is hinged with a power push rod 107 (hydraulic rod), the upper side of the end is provided with a limiting block 110 fixed on the cabinet body 101 for limiting the reset material turnover plate 102, and the specific structure is shown in fig. 2. Each layer of material turning plate 102 can be arranged in a two-piece mirror image mode, or can be a single piece; the side wall of the cabinet 101 is provided with a plurality of ignition ports 105 corresponding to each layer of combustion space and a plurality of smoke exhaust ports 106 connected with smoke exhaust pipes. The two-side structure of the cabinet 101 is shown in fig. 3 and 4. The bottom of the cabinet body 101 is provided with a scraper 111 for discharging ash, the edge of the scraper 111 is provided with an ash collecting hopper, and the ash collecting hopper is connected with an ash taking port penetrating through the outer side of the cabinet body 101.
Preferably, the cabinet 101 is connected to the high-temperature secondary combustion chamber 2 through a smoke exhaust pipe, and a tail gas outlet of the high-temperature secondary combustion chamber 2 is connected to the quenching heat exchanger 3. In order to further improve the treatment efficiency of the low-temperature pyrolysis furnace, a preheating storage unit 5 with a small cabinet type structure can be additionally arranged, the preheating storage unit 5 and the low-temperature pyrolysis furnace 1 are arranged side by side, and a garbage transfer channel 6 is arranged between the preheating storage unit 5 and the low-temperature pyrolysis furnace 1.
The high-temperature secondary combustion chamber 2 is of a one-section or multi-section end-to-end connected heat insulation chamber structure, one end of the high-temperature secondary combustion chamber 2 is connected with an igniter, and the other end of the high-temperature secondary combustion chamber is connected with a quenching heat exchanger 3; the smoke exhaust pipe is connected to the vicinity of the igniter of the high temperature secondary combustion chamber 2.
Preferably, the cabinet body 101 is further provided with preheating storage units 5 in parallel, a filter plate 502 with a lifting power mechanism 501 (which can be set as a hoisting wire rope, and the hoisting machine can be set inside or outside the preheating storage unit 5) is arranged in the preheating storage unit 5, and the bottom of the preheating storage unit 5 is provided with a filtrate collecting tank 503; a material pushing plate 505 with a translation power mechanism 504 (a hydraulic rod can be adopted) is arranged above the filter plate 502, and the material pushing plate 505 is opposite to the garbage transfer channel 6; the inner wall of the preheating storage unit 5 is embedded with a high-temperature air pipe, and tail gas taken from the rear end of the high-temperature secondary combustion chamber 2 or the quenching heat exchanger 3 is arranged in the high-temperature air pipe. The feed door of the preheating storage unit 5 can be arranged at the top and is of a hanging type, a translation type or a turnover type.
The combination state of preheating storage unit 5 and cabinet body 101 is as shown in fig. 5, and preheating storage unit 5 and cabinet body 101 all set up switching door 109 at rubbish transfer passage 6 both ends, use the overhead door in the figure, but do not regard as the restriction to the utility model discloses the scope.
In order to facilitate the feeding of the garbage, the preheating storage unit 5 and the cabinet body 101 can be arranged below the ground, and the garbage transfer cart can directly discharge the preheating storage unit 5. Furthermore, if a large scale of garbage disposal is required, the factory layout may be made in such a manner that each preheating storage unit 5 and one cabinet 1 are used as one basic unit, and a plurality of basic units are arranged in a matrix, as shown in fig. 6.
The cabinet bodies of the preheating storage unit 5 and the low-temperature pyrolysis furnace are both arranged into relatively miniaturized container cabinet type structures, the cabinet bodies and the bottom are separated, and a horizontal sliding rail or a vertical hoisting mechanism can be arranged, so that the cabinet bodies can be separated from the bottom when the cabinet bodies need to be overhauled, and the maintenance and the overhaul are convenient.
The working principle of the utility model specifically comprises the following steps:
in the first step, the garbage is unloaded to the filter plate 502 of the preheating storage unit 5, the filtrate can fall to the filtrate collection tank 503, and meanwhile, the combustion tail gas with higher temperature flows in the high-temperature air pipe on the inner wall of the preheating storage unit 5, so that the whole preheating storage unit 5 is heated, and the garbage is dried and preheated.
And secondly, opening the closing door 108, driving all power push rods 107 to horizontally push, enabling all material turning plates 102 to be located in the vertical direction, starting the material pushing plates 505 to push a certain amount of garbage above the filter plates 502 to the bottom of the cabinet body 101, resetting the material turning plate 102 on the first layer, continuously pushing a certain amount of garbage to the material turning plate on the layer, and so on, and respectively stacking the garbage on the material turning plates 102 on all layers. When the pushing plate 505 can not push the garbage, only the filter plate 502 needs to be lifted. The pushing plate 505 acts to actually perform a squeezing and water filtering process on the garbage.
Thirdly, closing the closing door 108, igniting from the ignition port 105, pyrolyzing the garbage in each layer, and adjusting the air inflow of the oxygen inlet 108 to enable the pyrolysis furnace to reach the working temperature (200-;
fourthly, the smoke generated in the cabinet body 101 enters the high-temperature secondary combustion chamber 2, is ignited by an igniter, and adjusts the air inflow (oxygen intake) to ensure that the end temperature of the high-temperature secondary combustion chamber 2 at least reaches 1100-.
And fifthly, cooling the high-temperature tail gas after combustion in the high-temperature secondary combustion chamber 2 through a quenching heat exchanger 3 so as to facilitate subsequent tail gas treatment. And the quenching heat exchanger 3 can obtain heat energy through heat exchange and be used for power generation or other heat supply needed by the factory.
Claims (8)
1. The utility model provides a little cabinet type rubbish low temperature pyrolysis oven which characterized in that: the garbage incinerator comprises a cabinet body (101) with an oxygen inlet (108) at the bottom, wherein one or more material turning plates (102) used for stacking garbage in a layered mode are arranged in the cabinet body (101), air holes are formed in the bottoms of the material turning plates (102), the cabinet body (101) is divided into a plurality of layers of combustion spaces by the material turning plates (102), and each material turning plate (102) is provided with a rotating shaft (103) and a turning arm (104).
2. The small cabinet type garbage low-temperature pyrolysis furnace of claim 1, characterized in that: the high-temperature secondary combustion chamber (2) is connected to the cabinet body (101) through a smoke exhaust pipe, and a quenching heat exchanger (3) is connected to the tail gas outlet end of the secondary combustion chamber (2).
3. The small cabinet type garbage low-temperature pyrolysis furnace of claim 1, characterized in that: the low-temperature pyrolysis furnace is characterized by further comprising a preheating storage unit (5) with a cabinet structure, wherein the preheating storage unit (5) and the low-temperature pyrolysis furnace (1) are arranged side by side, and a garbage transfer channel (6) is arranged between the preheating storage unit and the low-temperature pyrolysis furnace.
4. The small cabinet type garbage low-temperature pyrolysis furnace of claim 2, characterized in that: the high-temperature secondary combustion chamber (2) is of a one-section or multi-section end-to-end connected heat insulation chamber structure, one end of the high-temperature secondary combustion chamber (2) is connected with the igniter (201), and the other end of the high-temperature secondary combustion chamber is connected with the rapid cooling heat exchanger (3); the smoke exhaust pipe is connected to the vicinity of an igniter (201) of the high-temperature secondary combustion chamber (2).
5. The small cabinet type garbage low-temperature pyrolysis furnace of claim 3, characterized in that: a filter plate (502) with a lifting power mechanism (501) is arranged in the preheating storage unit (5), and a filtrate collecting tank (503) is arranged at the bottom of the preheating storage unit (5); a pushing plate (505) with a translation power mechanism (504) is arranged above the filter plate (502), and the pushing plate (505) is opposite to the garbage transfer channel (6); the inner wall of the preheating storage unit (5) is embedded with a high-temperature air pipe, and tail gas taken from the rear end of the high-temperature secondary combustion chamber (2) or the quenching heat exchanger (3) is arranged in the high-temperature air pipe.
6. The small cabinet type garbage low-temperature pyrolysis furnace of claim 1, characterized in that: the side wall of the cabinet body (101) is provided with a plurality of ignition ports (105) corresponding to each layer of combustion space and a plurality of smoke exhaust ports (106) connected with smoke exhaust pipes.
7. The small cabinet type garbage low-temperature pyrolysis furnace of claim 1, characterized in that: one end of the turnover arm (104) is hinged with the material turnover plate (102), the other end of the turnover arm is hinged with the power push rod (107), and one side of the turnover arm (104) hinged with the power push rod (107) is provided with a limiting block (110) fixed on the cabinet body (101).
8. The small cabinet type garbage low-temperature pyrolysis furnace of claim 1, characterized in that: the cabinet body (101) is arranged below the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239742.4U CN210241577U (en) | 2019-08-01 | 2019-08-01 | Small cabinet type garbage low-temperature pyrolysis furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239742.4U CN210241577U (en) | 2019-08-01 | 2019-08-01 | Small cabinet type garbage low-temperature pyrolysis furnace |
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| CN210241577U true CN210241577U (en) | 2020-04-03 |
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| CN201921239742.4U Active CN210241577U (en) | 2019-08-01 | 2019-08-01 | Small cabinet type garbage low-temperature pyrolysis furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899704A (en) * | 2022-09-22 | 2023-04-04 | 哈尔滨蔚蓝环保设备制造有限公司 | Low-temperature pyrolysis mineralization treatment device for household garbage and application method thereof |
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2019
- 2019-08-01 CN CN201921239742.4U patent/CN210241577U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899704A (en) * | 2022-09-22 | 2023-04-04 | 哈尔滨蔚蓝环保设备制造有限公司 | Low-temperature pyrolysis mineralization treatment device for household garbage and application method thereof |
| CN115899704B (en) * | 2022-09-22 | 2023-11-14 | 哈尔滨蔚蓝环保设备制造有限公司 | Household garbage low-temperature pyrolysis mineralization treatment device and application method thereof |
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