CN216448162U - Flue gas circulation garbage incinerator - Google Patents
Flue gas circulation garbage incinerator Download PDFInfo
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- CN216448162U CN216448162U CN202123297183.2U CN202123297183U CN216448162U CN 216448162 U CN216448162 U CN 216448162U CN 202123297183 U CN202123297183 U CN 202123297183U CN 216448162 U CN216448162 U CN 216448162U
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- flue gas
- furnace body
- garbage
- storage box
- boiler superheater
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Abstract
The utility model discloses a flue gas circulation garbage incinerator, which comprises a furnace body, a garbage storage box and a boiler superheater, wherein the furnace body is provided with a flue gas inlet and a flue gas outlet; the boiler superheater is connected with the garbage storage box through a flue gas circulation unit; the furnace body is respectively provided with a feeding port, a slag discharging port and a flue gas discharging pipe; the flue gas discharge pipe is communicated with the boiler superheater; an ash blocking unit is arranged at the joint of the flue gas discharge pipe and the boiler superheater; a material return pipe is obliquely arranged on the boiler superheater; the garbage storage box is connected with the furnace body in a sealing way through a screw conveyor, and the screw conveyor is provided with a discharging pipe. According to the utility model, the garbage is placed in the garbage storage box, the smoke circulating unit pumps smoke generated by incineration into the garbage storage box, and the smoke heats and dries the garbage, so that the water content is reduced, the incineration efficiency is improved, and the consumption of steam energy is reduced. The utility model has the advantage of relatively low steam energy consumption when incinerating waste with high water content.
Description
Technical Field
The utility model relates to a garbage incinerator, in particular to a smoke circulation garbage incinerator.
Background
The garbage incinerator is a main device for incinerating and treating domestic garbage, and is respectively provided with a garbage inlet, an ash outlet and a tail gas discharge port.
At present, the water content of the actually treated domestic garbage is higher and the heat value is lower because of the kitchen garbage, and in order to ensure that the garbage can be fully combusted, the garbage needs to be firstly sent into a drying area of a garbage incinerator to remove a certain amount of water so as to improve the drying degree of the garbage, and the garbage needs to consume a large amount of heat when being dried in the drying area, and the heat is provided by a steam preheater, namely, the humidity of the garbage is higher so as to cause a large amount of steam energy to be consumed.
Therefore, the existing garbage incinerator has the problem that a large amount of steam energy is needed to be consumed when garbage with high water content is incinerated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flue gas circulation garbage incinerator. The utility model has the advantage of relatively low consumption of steam energy when incinerating waste with high water content.
The technical scheme of the utility model is as follows: the smoke circulating garbage incinerator comprises a furnace body, a garbage storage box arranged in front of the furnace body and connected with the furnace body in a sealing way, and a boiler superheater arranged behind the furnace body and connected with the furnace body in a sealing way; the boiler superheater is connected with the garbage storage box through a flue gas circulation unit; a feeding port is arranged above the front end of the furnace body, a slag discharging port is arranged below the rear end of the furnace body, and a flue gas discharging pipe is arranged above the rear end of the furnace body; the flue gas discharge pipe is communicated with the boiler superheater; an adjustable ash blocking unit is arranged on the top wall of the joint of the flue gas discharge pipe and the boiler superheater; a material return pipe connected with the furnace body is obliquely arranged on the lower side of the left end of the boiler superheater; the garbage storage box is connected with the furnace body in a sealing mode through a spiral conveyer which is obliquely arranged, and a discharging pipe connected with the feeding port is arranged on the lower side of the upper end of the spiral conveyer.
In the flue gas circulation waste incinerator, the flue gas circulation unit comprises a gas supply chamber arranged on the lower side of the boiler superheater, a circulation gas pipe respectively connecting the gas supply chamber and the waste storage tank, and a fan arranged on the circulation gas pipe; the air supply chamber comprises a plurality of extraction pipes which are horizontally and uniformly distributed in the boiler superheater, a plurality of temperature detectors which respectively correspond to the extraction pipes, a plurality of electric control valves arranged at the tail ends of the extraction pipes and a control unit; and the control unit is respectively connected with the temperature detector, the electric control valve and the fan.
In the flue gas circulation waste incinerator, a feeding channel capable of being opened and closed in a sealing mode is arranged on the upper side of the front end of the waste storage box.
In the flue gas circulation waste incinerator, the ash blocking unit comprises a motor, a rotatable ash blocking plate and an ash scraping plate which is arranged below the ash blocking plate in a telescopic mode.
Compared with the prior art, the garbage incinerator has the advantages that garbage to be incinerated is stored in the garbage storage box, smoke with heat generated by furnace body incineration is pumped into the garbage storage box through the smoke circulation units respectively communicated with the garbage storage box and the boiler superheater, and the garbage is heated and dried by the smoke, so that the water content in the garbage is reduced, the incineration efficiency is improved, a large amount of steam is not required to be used for preheating the garbage, and the consumption of steam energy is reduced.
Therefore, the utility model has the advantage of relatively low steam energy consumption when incinerating waste with high water content.
Furthermore, the rotatable and telescopic ash blocking unit is arranged between the boiler superheater and the flue gas discharge pipe, the return pipe communicated with the furnace body is correspondingly arranged below the boiler superheater, and the ash blocking unit is combined with the return pipe, so that a large amount of furnace ash can be blocked and fallen back into the furnace body to be discharged through the slag discharge port, the damage of the furnace ash to the boiler superheater is reduced, incompletely combusted combustion objects can be fallen back into the furnace body to be fully combusted, and harmful substances generated by insufficient combustion are reduced;
moreover, the ash blocking unit can also play a role of an ash scraping plate to prevent excessive accumulation of furnace ash;
through being provided with the gas circulation unit that many exhaust tubes, thermodetector, electric control valve, control unit, circulation gas-supply pipe and fan constitute, real-time detection boiler superheater's temperature distribution to open the electric control valve of the exhaust tube that corresponds the region according to actual temperature, ensure to send into the flue gas temperature in the rubbish storage case and satisfy the demand, can not too high or cross lowly.
Drawings
Fig. 1 is a schematic structural view of the present invention.
The labels in the figures are: 1-furnace body, 11-feeding port, 12-flue gas discharging pipe, 13-slag discharging port, 2-boiler superheater, 21-ash blocking unit, 22-material returning pipe, 3-air supply chamber, 31-temperature detector, 32-air exhaust pipe, 4-garbage storage box, 41-feeding channel, 5-screw conveyor, 51-discharging pipe, 6-circulating gas conveying pipe and 7-fan.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.
Examples are given. The smoke circulating garbage incinerator comprises a furnace body 1, a garbage storage box 4 arranged in front of the furnace body 1 and connected with the furnace body 1 in a sealing way, and a boiler superheater 2 arranged behind the furnace body 1 and connected with the furnace body 1 in a sealing way, wherein the garbage storage box is arranged in front of the furnace body 1; the boiler superheater 2 is connected with a garbage storage box 4 through a flue gas circulation unit; a feeding port 11 is arranged above the front end of the furnace body 1, a slag discharging port 13 is arranged below the rear end of the furnace body 1, and a flue gas discharging pipe 12 is arranged above the rear end of the furnace body 1; the flue gas discharge pipe 12 is communicated with the boiler superheater 2; an adjustable ash blocking unit 21 is arranged on the top wall of the joint of the flue gas discharge pipe 12 and the boiler superheater 2; a feed back pipe 22 connected with the furnace body 1 is obliquely arranged on the lower side of the left end of the boiler superheater 2; the garbage storage box 4 is connected with the furnace body 1 in a sealing mode through a spiral conveyer 5 which is obliquely arranged, and a discharging pipe 51 connected with the feeding port 11 is arranged on the lower side of the upper end of the spiral conveyer 5.
The flue gas circulation unit comprises an air supply chamber 3 arranged on the lower side of the boiler superheater 2, a circulation gas pipe 6 respectively connected with the air supply chamber 3 and the garbage storage box 4, and a fan 7 arranged on the circulation gas pipe 6; the air supply chamber 3 comprises a plurality of extraction pipes 32 which are horizontally and uniformly distributed in the boiler superheater 2, a plurality of temperature detectors 31 which respectively correspond to the extraction pipes 32, a plurality of electric control valves arranged at the tail ends of the extraction pipes 32 and a control unit; the control unit is respectively connected with the temperature detector 31, the electric control valve and the fan.
A feeding channel 41 capable of being opened and closed in a sealing manner is arranged on the upper side of the front end of the garbage storage box 4.
The dust blocking unit 21 comprises a motor, a rotatable dust blocking plate and a telescopic dust scraping plate arranged below the dust blocking plate.
Claims (4)
1. Flue gas circulation waste incinerator, its characterized in that: comprises a furnace body (1), a garbage storage box (4) which is arranged in front of the furnace body (1) and is hermetically connected with the furnace body (1), and a boiler superheater (2) which is arranged behind the furnace body (1) and is hermetically connected with the furnace body (1); the boiler superheater (2) is connected with the garbage storage box (4) through a flue gas circulation unit; a feeding port (11) is arranged above the front end of the furnace body (1), a slag discharge port (13) is arranged below the rear end of the furnace body (1), and a flue gas discharge pipe (12) is arranged above the rear end of the furnace body (1); the flue gas discharge pipe (12) is communicated with the boiler superheater (2); an adjustable ash blocking unit (21) is arranged on the top wall of the joint of the flue gas discharge pipe (12) and the boiler superheater (2); a feed back pipe (22) connected with the furnace body (1) is obliquely arranged on the lower side of the left end of the boiler superheater (2); the garbage storage box (4) is connected with the furnace body (1) in a sealing mode through a spiral conveyor (5) which is arranged in an inclined mode, and a discharging pipe (51) connected with the feeding hole (11) is arranged on the lower side of the upper end of the spiral conveyor (5).
2. The flue gas recirculation garbage incinerator according to claim 1, wherein: the flue gas circulation unit comprises an air supply chamber (3) arranged on the lower side of the boiler superheater (2), a circulation gas pipe (6) respectively connected with the air supply chamber (3) and the garbage storage box (4), and a fan (7) arranged on the circulation gas pipe (6); the air supply chamber (3) comprises a plurality of extraction pipes (32) which are horizontally and uniformly distributed in the boiler superheater (2), a plurality of temperature detectors (31) which respectively correspond to the extraction pipes (32), a plurality of electric control valves arranged at the tail ends of the extraction pipes (32) and a control unit; the control unit is respectively connected with the temperature detector (31), the electric control valve and the fan.
3. The flue gas recirculation waste incinerator according to claim 1, wherein: a feeding channel (41) capable of being opened and closed in a sealing manner is arranged on the upper side of the front end of the garbage storage box (4).
4. The flue gas recirculation garbage incinerator according to claim 1, wherein: the ash blocking unit (21) comprises a motor, a rotatable ash blocking plate and an ash scraping plate which is arranged below the ash blocking plate in a telescopic mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123297183.2U CN216448162U (en) | 2021-12-24 | 2021-12-24 | Flue gas circulation garbage incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123297183.2U CN216448162U (en) | 2021-12-24 | 2021-12-24 | Flue gas circulation garbage incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216448162U true CN216448162U (en) | 2022-05-06 |
Family
ID=81377817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123297183.2U Active CN216448162U (en) | 2021-12-24 | 2021-12-24 | Flue gas circulation garbage incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216448162U (en) |
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2021
- 2021-12-24 CN CN202123297183.2U patent/CN216448162U/en active Active
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