CN220250010U - CO emission control device for sludge treatment - Google Patents
CO emission control device for sludge treatment Download PDFInfo
- Publication number
- CN220250010U CN220250010U CN202320840405.0U CN202320840405U CN220250010U CN 220250010 U CN220250010 U CN 220250010U CN 202320840405 U CN202320840405 U CN 202320840405U CN 220250010 U CN220250010 U CN 220250010U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- inlet pipe
- combustion chamber
- air inlet
- sludge treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000010802 sludge Substances 0.000 title claims abstract description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 122
- 238000002485 combustion reaction Methods 0.000 claims abstract description 75
- 239000003345 natural gas Substances 0.000 claims abstract description 61
- 239000007921 spray Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 11
- 239000003546 flue gas Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Abstract
The utility model relates to the technical field of sludge treatment and discloses a CO emission control device for sludge treatment, which comprises a conical secondary combustion chamber with a small upper part and a large lower part, wherein the secondary combustion chamber is connected with a natural gas burner; the natural gas burner comprises a natural gas inlet pipe and an air inlet pipe, wherein the two ends of the natural gas inlet pipe are respectively connected with a first ball valve and a second ball valve, one end of the second ball valve is connected with a metal hose, the other end of the metal hose is connected with a combustion spray cylinder, and the combustion spray cylinder is inserted and fixed on the secondary combustion chamber; one end of the combustion spray cylinder is connected with the air inlet pipe, and the other end of the combustion spray cylinder is communicated with the inner cavity of the secondary combustion chamber. The natural gas burner is arranged on the secondary combustion chamber, so that CO in the secondary combustion chamber can be combusted, the content of CO can be greatly reduced, and the emission requirement is met.
Description
Technical Field
The utility model relates to the technical field of sludge treatment, in particular to a CO emission control device for sludge treatment.
Background
The inside thin high cone structure that is of current two fires room, after the flue gas got into two fires the room, because the chimney effect of two fires the room, high temperature flue gas promotes perpendicularly, leads to the flue gas velocity of flow faster, and dwell time is shorter, and the mixed flow of flue gas in the high temperature section is relatively poor simultaneously, leads to the flue gas insufficient in the burning of two fires the room, produces a large amount of carbon monoxide and leads to the flue gas emission index to be higher.
Disclosure of Invention
The utility model aims to provide a CO emission control device for sludge treatment, which can burn CO in a secondary combustion chamber by arranging a natural gas burner on the secondary combustion chamber, greatly reduce the content of CO and meet the emission requirement.
The technical aim of the utility model is realized by the following technical scheme:
the CO emission control device for sludge treatment comprises a conical secondary combustion chamber with a small upper part and a large lower part, wherein the secondary combustion chamber is connected with a natural gas burner;
the natural gas burner comprises a natural gas inlet pipe and an air inlet pipe, wherein the two ends of the natural gas inlet pipe are respectively connected with a first ball valve and a second ball valve, one end of the second ball valve is connected with a metal hose, the other end of the metal hose is connected with a combustion spray cylinder, and the combustion spray cylinder is inserted and fixed on the secondary combustion chamber; one end of the combustion spray cylinder is connected with the air inlet pipe, and the other end of the combustion spray cylinder is communicated with the inner cavity of the secondary combustion chamber.
Through the technical scheme, the flue gas containing CO is conveyed from the lower end to the upper end of the secondary combustion chamber; the first ball valve is connected with a natural gas supply source through a pipeline, natural gas enters the combustion spraying cylinder through the first ball valve, the natural gas inlet pipe, the second ball valve and the metal hose, air enters the combustion spraying cylinder through the air inlet pipe to be mixed with the natural gas, and the natural gas in the combustion spraying cylinder is sprayed and combusted to the secondary combustion chamber.
The utility model is further arranged to: the two natural gas burners are arranged at the two sides of the secondary combustion chamber and are arranged at the same height;
one end of the air inlet pipes of the two natural gas burners, which is far away from the combustion spray cylinder, is connected with two ends of an air inlet manifold, and the air inlet manifold is connected with an air blower.
Through the technical scheme, the two natural gas burners are arranged oppositely and at the same height, so that the flue gas can pass between flames sprayed out of the two natural gas burners in the upward moving process, and the CO is ensured not to burn;
air is blown into the air inlet manifold by the air blower, the air in the air inlet manifold is divided into two paths to enter the two air inlet pipes, then the air enters the combustion spray cylinder, more air can be provided by the action of the air blower, and the natural gas and the CO in the secondary combustion chamber are fully combusted.
The utility model is further arranged to: an air flow regulating valve is arranged between the end part of the air inlet manifold and the air inlet pipe.
The air flow into the combustion cans can be regulated by an air flow regulating valve.
The utility model is further arranged to: and the natural gas inlet pipe is connected with a proportional valve. The natural gas content entering the combustion nozzle can be regulated through the proportional valve.
The utility model is further arranged to: the combustion spraying cylinder is internally provided with a spark plug, the spark plug is connected with an ignition coil through a high-voltage wire, the ignition coil is arranged in a transformer cabinet, and the transformer cabinet is fixed on the support.
Through the technical scheme, the spark plug can ignite the natural gas in the combustion spray cylinder, so that the problem that the natural gas possibly cannot be ignited when entering the secondary combustion chamber is prevented, and the sufficient combustion of CO in the secondary combustion chamber is ensured.
The utility model is further arranged to: the natural gas inlet pipe is inserted and sleeved on the plurality of pipe clamps, and the pipe clamps are fixed on the support.
Through above-mentioned technical scheme, can support the natural gas pipe through the pipe clamp, fasten, corresponding accessory on the natural gas pipe also obtains supporting.
The natural gas burner is arranged on the secondary combustion chamber, so that CO in the secondary combustion chamber can be combusted, the content of CO can be greatly reduced, and the emission requirement is met.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 about A;
FIG. 3 is a schematic diagram of a natural gas burner according to the present utility model.
Reference numerals: 10. a secondary combustion chamber;
20. a natural gas burner; 201. A natural gas inlet pipe; 202. an air inlet pipe; 203. a first ball valve; 204. a second ball valve; 205. a metal hose; 206. a combustion spray drum;
31. an intake manifold; a 32 blower; 33. an air flow rate regulating valve;
41. a spark plug; 42. a high voltage line; 43. a transformer cabinet; 44. A bracket; 45. pipe clamp.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
The utility model is described below with reference to fig. 1 to 3:
the CO emission control device for sludge treatment comprises a conical secondary combustion chamber 10 with a small upper part and a large lower part, wherein the secondary combustion chamber 10 is connected with a natural gas burner 20;
the natural gas burner 20 comprises a natural gas inlet pipe 201 and an air inlet pipe 202, wherein two ends of the natural gas inlet pipe 201 are respectively connected with a first ball valve 203 and a second ball valve 204, one end of the second ball valve 204 is connected with a metal hose 205, the other end of the metal hose 205 is connected with a combustion spray tube 206, and the combustion spray tube 206 is inserted and fixed on the secondary combustion chamber 10; one end of the combustion nozzle 206 is connected with the air inlet pipe 202, and the other end of the combustion nozzle 206 is communicated with the inner cavity of the secondary combustion chamber 10.
Delivering the flue gas containing CO from the lower end to the upper end of the secondary combustion chamber; the first ball valve is connected with a natural gas supply source through a pipeline, natural gas enters the combustion spraying cylinder through the first ball valve, the natural gas inlet pipe, the second ball valve and the metal hose, air enters the combustion spraying cylinder through the air inlet pipe to be mixed with the natural gas, and the natural gas in the combustion spraying cylinder is sprayed and combusted to the secondary combustion chamber.
Two natural gas burners 20 are arranged, and the two natural gas burners 20 are arranged at two sides of the secondary combustion chamber 10 and are arranged at equal heights;
one end of the air inlet pipe 202 of the two natural gas burners 20 far away from the combustion spray cylinder 206 is connected with two ends of the air inlet manifold 31, and the air inlet manifold 31 is connected with a blower
The two natural gas burners are arranged oppositely and at the same height, so that the flue gas can pass through the flame sprayed out of the two natural gas burners in the upward moving process, and the CO is ensured not to burn;
air is blown into the air inlet manifold by the air blower, the air in the air inlet manifold is divided into two paths to enter the two air inlet pipes, then the air enters the combustion spray cylinder, more air can be provided by the action of the air blower, and the natural gas and the CO in the secondary combustion chamber are fully combusted.
An air flow rate adjusting valve 33 is provided between the end of the intake manifold 31 and the air inlet pipe 202.
The air flow into the combustion cans can be regulated by an air flow regulating valve.
The natural gas inlet pipe 201 is connected with a proportional valve 207. The natural gas content entering the combustion nozzle can be regulated through the proportional valve.
The combustion spraying cylinder 206 is internally provided with a spark plug 41, the spark plug 41 is connected with an ignition coil through a high-voltage wire 42, the ignition coil is arranged in a transformer cabinet 43, and the transformer cabinet 43 is fixed on a bracket 44.
The spark plug can ignite the natural gas in the combustion spray cylinder, so that the problem that the natural gas possibly cannot be ignited when entering the secondary combustion chamber is prevented, and the sufficient combustion of CO in the secondary combustion chamber is ensured.
The natural gas inlet pipe 201 is inserted on a plurality of pipe clamps 45, and the pipe clamps 45 are fixed on the bracket 44.
The natural gas inlet pipe can be supported and fastened through the pipe clamp, and corresponding accessories on the natural gas inlet pipe are also supported.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The utility model provides a CO emission control device for sludge treatment, is two combustion chamber (10) of cone shape, its characterized in that including big-end-up setting: the secondary combustion chamber (10) is connected with a natural gas burner (20);
the natural gas burner (20) comprises a natural gas inlet pipe (201) and an air inlet pipe (202), wherein the two ends of the natural gas inlet pipe (201) are respectively connected with a first ball valve (203) and a second ball valve (204), one end of the second ball valve (204) is connected with a metal hose (205), the other end of the metal hose (205) is connected with a combustion spray cylinder (206), and the combustion spray cylinder (206) is inserted and fixed on the secondary combustion chamber (10); one end of the combustion spray cylinder (206) is connected with the air inlet pipe (202), and the other end of the combustion spray cylinder (206) is communicated with the inner cavity of the secondary combustion chamber (10).
2. The CO emission control device for sludge treatment according to claim 1, wherein: the two natural gas burners (20) are arranged at the two sides of the secondary combustion chamber (10) and are arranged at the same height;
one end, far away from the combustion spray cylinder (206), of the air inlet pipes (202) of the two natural gas burners (20) is connected to two ends of an air inlet manifold (31), and the air inlet manifold (31) is connected with an air blower (32).
3. The CO emission control device for sludge treatment according to claim 2, wherein: an air flow regulating valve (33) is arranged between the end part of the air inlet manifold (31) and the air inlet pipe (202).
4. The CO emission control device for sludge treatment according to claim 1, wherein: the natural gas inlet pipe (201) is connected with a proportional valve (207).
5. The CO emission control device for sludge treatment according to claim 1, wherein: the combustion spraying cylinder (206) is internally provided with a spark plug (41), the spark plug (41) is connected with an ignition coil through a high-voltage wire (42), the ignition coil is arranged in a transformer cabinet (43), and the transformer cabinet (43) is fixed on a bracket (44).
6. The CO emission control device for sludge treatment as claimed in claim 5, wherein: the natural gas inlet pipe (201) is inserted and sleeved on a plurality of pipe clamps (45), and the pipe clamps (45) are fixed on the support (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320840405.0U CN220250010U (en) | 2023-04-10 | 2023-04-10 | CO emission control device for sludge treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320840405.0U CN220250010U (en) | 2023-04-10 | 2023-04-10 | CO emission control device for sludge treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220250010U true CN220250010U (en) | 2023-12-26 |
Family
ID=89270856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320840405.0U Active CN220250010U (en) | 2023-04-10 | 2023-04-10 | CO emission control device for sludge treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220250010U (en) |
-
2023
- 2023-04-10 CN CN202320840405.0U patent/CN220250010U/en active Active
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| GR01 | Patent grant |