CN216557168U

CN216557168U - Organic garbage thermal cracking tail gas combustion device

Info

Publication number: CN216557168U
Application number: CN202122453270.6U
Authority: CN
Inventors: 高理中
Original assignee: Guangzhou Caviser Environmental Protection Technology Co ltd
Current assignee: Guangzhou Caviser Environmental Protection Technology Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-17
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses an organic garbage thermal cracking tail gas combustion device, which comprises a combustor, an oxygen supply device and an exhaust device, wherein the lower end of the combustor is provided with an air inlet nozzle, the air inlet nozzle is used for introducing tail gas into the combustor, an igniter is arranged at one end, close to the air inlet nozzle, in the combustor and used for igniting the tail gas; the oxygen supply device comprises an air inlet pipe, a first arc-shaped cavity, a vent pipe, an air spraying cover and a fixing plate, wherein the air inlet pipe is used for introducing oxygen into the first arc-shaped cavity. According to the utility model, a large amount of heat is doped in the gas after the tail gas is combusted to provide the high temperature required by the combustion of the tail gas, so that the energy consumption is saved, and the direction of oxygen sprayed out by the gas spraying cover is opposite to the direction of the tail gas entering the combustor, so that the tail gas can be fully mixed with the oxygen, and the combustion efficiency of the tail gas is improved.

Description

Organic garbage thermal cracking tail gas combustion device

Technical Field

The utility model relates to the technical field of garbage treatment, in particular to a device for combusting tail gas generated by thermal cracking of organic garbage.

Background

The human production and living produce a great deal of garbage, which is a pollution source and a reusable energy source, and the tail gas produced by the thermal cracking of the organic garbage is generally treated by directly burning the organic garbage in a specific container and the heat energy is recycled.

The oxygen that current organic waste thermal cracking tail gas burner let in the in-service use can not fully contact with the mixture with tail gas, leads to the tail gas burning insufficient, is mingled with a large amount of heats in the gas after the burning moreover, can not utilize to these heats among the prior art, leads to the waste of energy consumption.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that tail gas is insufficiently combusted and heat mixed with combusted gas cannot be utilized in the prior art, and accordingly provides a tail gas combustion device for thermal cracking of organic garbage.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the combustion device for the organic garbage thermal cracking tail gas comprises a combustor, an oxygen supply device and an exhaust device, wherein the lower end of the combustor is provided with an air inlet nozzle, the air inlet nozzle is used for introducing the tail gas into the combustor, an igniter is arranged at one end, close to the air inlet nozzle, in the combustor and used for igniting the tail gas;

the apparatus of oxygen supply includes intake pipe, first arc chamber, breather pipe, jet-propelled cover and fixed plate, the intake pipe is used for letting in oxygen to first arc intracavity, the breather pipe is used for letting in the oxygen that will get into first arc intracavity in the jet-propelled cover, the fixed plate that is provided with of jet-propelled cover lower extreme opening part, set up multiunit evenly distributed's fumarole on the fixed plate, multiunit the fumarole is used for spouting the milk air in order to supply the tail gas burning to the combustor.

Preferably, install in the jet-propelled cover and to go up the sealed pivoted rotor plate of lateral wall on the fixed plate, also seted up multiunit evenly distributed's fumarole on the rotor plate, combustor top fixed mounting has drive rotor plate pivoted driving motor, rotates through the rotor plate and adjusts fumarole overlap area size and then adjust jet-propelled cover jet rate on jet-propelled cover and the fixed plate on the rotor plate.

Preferably, still seted up multiunit air vent between in first arc chamber and the combustor, multiunit air vent can directly let in the combustor with the oxygen in the first arc chamber for oxygen distribution is even in the combustor, and the tail gas burning is thorough.

Preferably, exhaust apparatus includes air discharge duct, second arc chamber, catalysis section of thick bamboo, exhaust nozzle and air pump, the air discharge duct is used for collecting the gas that produces after the tail gas burning, and second arc chamber is located the combustor lateral wall, and the gas that the tail gas burning produced flows through second arc chamber and can provide high temperature environment to the tail gas burning, improves tail gas combustion efficiency, is provided with the catalyst in the catalysis section of thick bamboo, and the catalyst is used for catalyzing the harmful gas that produces for the burning, and the exhaust nozzle is used for discharging the external world with the gas after handling, and the air pump is used for drawing the gas that produces to the catalysis section of thick bamboo and handles.

Preferably, the exhaust groove is in a horn shape with a small upper opening and a large lower opening, so that the gas collection efficiency is improved.

Preferably, the lower end of the gas injection cover is provided with a cover edge, and the cover edge ensures that oxygen sprayed from the gas injection holes is uniformly dispersed in the combustor.

The utility model has the beneficial effects that:

the gas-spraying cover is arranged in the combustor, the fixed plate and the rotating plate are arranged to be matched with the driving motor, so that the speed of oxygen sprayed out of the gas-spraying cover can be adjusted, and the direction of oxygen sprayed out of the gas-spraying cover is opposite to the direction of tail gas entering the combustor, so that the tail gas can be fully mixed with the oxygen, and the tail gas combustion efficiency is improved;

through the cooperation use of second arc chamber and exhaust duct, it provides the required high temperature of tail gas burning to utilize to mix in the gas after the tail gas burning has a large amount of heats, has practiced thrift the energy consumption, also avoids containing a large amount of thermal gas direct discharge to the external world simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a combustion apparatus for thermal cracking tail gas of organic waste according to the present invention;

FIG. 2 is a schematic structural diagram of a combustion apparatus for thermal cracking tail gas of organic waste according to the present invention;

fig. 3 is a schematic structural diagram of a combustion apparatus for thermal cracking tail gas of organic waste according to the present invention.

In the figure:

the device comprises a combustor 1, an air inlet pipe 2, a driving motor 3, a catalytic cylinder 4, an exhaust nozzle 5, an air pump 6, an air inlet nozzle 7, an igniter 8 and a first arc-shaped cavity 9;

10 air spraying covers, 101 fixed plates, 102 rotating plates, 103 cover edges and 104 vent pipes;

11 air vent holes, 12 air discharge grooves and 13 second arc-shaped cavities.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a combustion device for thermal cracking tail gas of organic garbage comprises a combustor 1, an oxygen supply device and an exhaust device, wherein the lower end of the combustor 1 is provided with an air inlet nozzle 7, the air inlet nozzle 7 is used for introducing tail gas into the combustor 1, an igniter 8 is arranged at one end of the interior of the combustor 1, which is close to the air inlet nozzle 7, and the igniter 8 is used for igniting the tail gas;

the oxygen supply device comprises an air inlet pipe 2, a first arc-shaped cavity 9, a vent pipe 104, an air injection cover 10 and a fixing plate 101, wherein the air inlet pipe 2 is used for introducing oxygen into the first arc-shaped cavity 9, the vent pipe 104 is used for introducing the oxygen entering the first arc-shaped cavity 9 into the air injection cover 10, a plurality of groups of vent holes 11 are further formed between the first arc-shaped cavity 9 and the combustor 1, the plurality of groups of vent holes 11 can directly introduce the oxygen in the first arc-shaped cavity 9 into the combustor 1, so that the oxygen in the combustor 1 is uniformly distributed, the tail gas is thoroughly combusted, the fixing plate 101 is fixedly arranged at an opening at the lower end of the air injection cover 10, a plurality of groups of uniformly distributed air injection holes are formed in the fixing plate 101, the plurality of groups of air injection holes are used for injecting milk air into the combustor 1 for the tail gas to be combusted, a rotating plate 102 capable of rotating in a sealing manner on the side wall of the fixing plate 101 is installed in the air injection cover 10, a plurality of groups of uniformly distributed air injection holes are also formed in the rotating plate 102, the top end of the combustor 1 is fixedly provided with a driving motor 3 for driving the rotating plate 102 to rotate, the overlapping area of the gas orifice on the rotating plate 102 and the gas orifice on the fixed plate 101 is adjusted through the rotation of the rotating plate 102, so that the gas injection rate of the gas injection cover 10 is adjusted, the lower end of the gas injection cover 10 is provided with a cover edge 103, the cover edge 103 ensures that oxygen sprayed from the gas orifice is uniformly dispersed in the combustor 1, the gas injection cover 10 is arranged in the combustor 1, the fixed plate 101 is arranged, the rotating plate 102 is matched with the driving motor 3 to adjust the oxygen spraying rate of the gas injection cover 10, and the oxygen spraying direction of the gas injection cover 10 is opposite to the direction of tail gas entering the combustor 1, so that the tail gas can be fully mixed with the oxygen, and the tail gas combustion efficiency is improved;

the exhaust device comprises an exhaust groove 12, a second arc-shaped cavity 13, a catalytic cylinder 4, an exhaust nozzle 5 and an air pump 6, wherein the exhaust groove 12 is used for collecting gas generated after tail gas combustion, the exhaust groove 12 is arranged into a horn shape with a small upper end opening and a large lower end opening, the gas collection efficiency is improved, the second arc-shaped cavity 13 is positioned in the side wall of the combustor 1, the gas generated by tail gas combustion can provide a high-temperature environment for tail gas combustion through the second arc-shaped cavity 13, the tail gas combustion efficiency is improved, a catalyst is arranged in the catalytic cylinder 4 and used for catalyzing harmful gas generated by combustion, the exhaust nozzle 5 is used for exhausting the treated gas to the outside, the air pump 6 is used for pumping the gas generated by combustion to the catalytic cylinder 4 for treatment, and a large amount of heat is doped in the gas generated by tail gas combustion to provide high temperature required by tail gas combustion through the matching of the second arc-shaped cavity 13 and the exhaust groove 12, the energy consumption is saved, meanwhile, the gas containing a large amount of heat is prevented from being directly discharged to the outside, and the catalyst is filled in the catalytic cylinder 4 and used for catalyzing the gas generated by tail gas combustion to ensure that the gas is harmlessly discharged to the outside.

In the utility model, thermal cracking tail gas enters the combustor 1 through the air inlet nozzle 7, oxygen is introduced into the combustor 1 through the air inlet pipe 2, the oxygen enters the combustor 1 through the first arc-shaped cavity 9, the vent holes 11 and the gas injection holes to be fully mixed with the tail gas, the tail gas is ignited by the igniter 8, then the generated gas passes through the exhaust groove 12, when flowing through the second arc-shaped cavity 13, heat mixed in the gas is transferred into the combustor 1 through the side wall of the second arc-shaped cavity 13, a high-temperature environment is provided for tail gas combustion, and simultaneously, the gas generated by combustion is discharged through the exhaust nozzle 5 under the catalytic action of a catalyst after harmless treatment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The combustion device for the tail gas generated by thermal cracking of the organic garbage comprises a combustor (1), an oxygen supply device and an exhaust device, and is characterized in that the lower end of the combustor (1) is provided with an air inlet nozzle (7), the air inlet nozzle (7) is used for introducing the tail gas into the combustor (1), an igniter (8) is arranged at one end, close to the air inlet nozzle (7), of the interior of the combustor (1), and the igniter (8) is used for igniting the tail gas;

the apparatus of oxygen supply includes intake pipe (2), first arc chamber (9), breather pipe (104), jet-propelled cover (10) and fixed plate (101), intake pipe (2) are used for letting in oxygen in first arc chamber (9), breather pipe (104) are used for letting in the oxygen that gets into in first arc chamber (9) in jet-propelled cover (10), fixed plate (101) that is provided with of jet-propelled cover (10) lower extreme opening part, set up multiunit evenly distributed's fumarole, multiunit on fixed plate (101) the fumarole is used for spouting the milk air in order to supply the tail gas burning to combustor (1).

2. The organic garbage thermal cracking tail gas combustion device according to claim 1, wherein a rotating plate (102) capable of rotating on a fixed plate (101) in a sealing manner is installed in the air injection cover (10), a plurality of groups of evenly distributed air injection holes are also formed in the rotating plate (102), a driving motor (3) for driving the rotating plate (102) to rotate is fixedly installed at the top end of the combustor (1), and the overlapping area of the air injection holes in the rotating plate (102) and the air injection holes in the fixed plate (101) is adjusted through rotation of the rotating plate (102) so as to adjust the air injection rate of the air injection cover (10).

3. The organic garbage thermal cracking tail gas combustion device as defined in claim 1, wherein a plurality of groups of vent holes (11) are further formed between the first arc-shaped chamber (9) and the combustor (1), and the plurality of groups of vent holes (11) can directly introduce oxygen in the first arc-shaped chamber (9) into the combustor (1), so that the distribution of oxygen in the combustor (1) is uniform, and the tail gas combustion is thorough.

4. The organic garbage thermal cracking tail gas combustion device according to claim 1, wherein the exhaust device comprises an exhaust groove (12), a second arc-shaped cavity (13), a catalytic cylinder (4), an exhaust nozzle (5) and an air pump (6), the exhaust groove (12) is used for collecting gas generated after the tail gas is combusted, the second arc-shaped cavity (13) is located in the side wall of the combustor (1), the gas generated by the tail gas combustion can provide a high-temperature environment for the tail gas combustion through the second arc-shaped cavity (13), the tail gas combustion efficiency is improved, a catalyst is arranged in the catalytic cylinder (4) and used for catalyzing harmful gas generated by combustion, the exhaust nozzle (5) is used for exhausting the treated gas to the outside, and the air pump (6) is used for pumping the gas generated by combustion to the catalytic cylinder (4) for treatment.

5. The organic garbage thermal cracking tail gas burner apparatus according to claim 4, wherein the exhaust duct (12) is formed in a trumpet shape with a small upper opening and a large lower opening, so as to improve gas collection efficiency.

6. The organic garbage thermal cracking tail gas combustion device as claimed in claim 1, wherein the lower end of the gas injection hood (10) is provided with a hood edge (103), and the hood edge (103) ensures that oxygen gas ejected from the gas injection holes is uniformly dispersed in the combustor (1).