CN217961843U - Calcium carbide crude gas water dust removal system - Google Patents
Calcium carbide crude gas water dust removal system Download PDFInfo
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- CN217961843U CN217961843U CN202222015363.5U CN202222015363U CN217961843U CN 217961843 U CN217961843 U CN 217961843U CN 202222015363 U CN202222015363 U CN 202222015363U CN 217961843 U CN217961843 U CN 217961843U
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Abstract
The utility model belongs to the technical field of flue gas dust removal, and relates to a calcium carbide crude gas water dust removal system, which comprises a first flue, a first high-pressure fan, a filter tank and a first high-pressure spray head; the first flue, the first high-pressure fan and the filtering tank are connected in sequence through pipelines; the first high-pressure spray head is arranged between the first high-pressure fan and the filter tank, and the spray head end of the first high-pressure spray head extends into a pipeline between the first high-pressure fan and the filter tank; the other end of the first high-pressure spray head opposite to the spray head end is connected with the filter tank through a pipeline. The utility model provides a calcium carbide waste gas water dust pelletizing system has that the dust removal is fast, and it is thorough to remove dust, effectively prevents environmental pollution's advantage.
Description
Technical Field
The utility model belongs to the technical field of flue gas dust removal, a barren air water dust pelletizing system of carbide is related to.
Background
Calcium carbide waste gas generated in the existing calcium carbide production is directly discharged through a waste gas flue when a calcium carbide furnace is in emergency stop or production emergency, but because the waste gas is large in smoke dust and accompanied by obvious black smoke, the CO content in the waste gas is 80-85% and accompanied by particles, the smoke temperature is about 800 ℃, the temperature is high, so if the calcium carbide waste gas is directly discharged without any treatment, the black smoke is obvious and the waste gas contains toxic gas, the toxic gas can cause environmental pollution, and because the waste gas chimney cannot see obvious smoke dust after treatment according to the environmental protection requirement, the calcium carbide waste gas needs to be subjected to dust removal treatment, but the existing dust removal mode has the problems of low dust removal speed, low efficiency, incomplete dust removal and incapability of quickly reducing the temperature.
SUMMERY OF THE UTILITY MODEL
The technical problem to pollution, dust removal effect that present carbide waste gas exists are poor and slow, the utility model provides a carbide waste gas water dust pelletizing system has that the dust removal is fast, and it is thorough to remove dust, effectively prevents environmental pollution's advantage.
A calcium carbide waste gas water dust removal system comprises a first flue, a first high-pressure fan, a filter tank and a first high-pressure spray head; the first flue, the first high-pressure fan and the filter tank are connected in sequence through pipelines; the first high-pressure spray head is arranged between the first high-pressure fan and the filtering tank, and the spray head end of the first high-pressure spray head extends into a pipeline between the first high-pressure fan and the filtering tank; the other end of the first high-pressure spray head opposite to the spray head end is connected with the filter tank through a pipeline.
Further, the calcium carbide waste gas water dust removal system also comprises a first high-temperature cut-off valve and a first waste gas control valve; the first high-temperature cut-off valve is arranged on the first flue; the first raw gas control valve is arranged between the first flue and the first high-pressure fan and is positioned at the front end of the first high-temperature cut-off valve.
Further, the calcium carbide waste gas water dust removal system also comprises a water pump and a first flushing valve; the filter tank is communicated with the first high-pressure spray head through a water pump and a first flushing valve in sequence.
Furthermore, the first high-pressure spray nozzles are multiple and are sequentially arranged from the first high-pressure fan to the filter tank at intervals.
Further, the filtering tank comprises a tank body, and a first air inlet, a water inlet, an air outlet and a water outlet which are respectively arranged on the tank body, wherein the first air inlet is communicated with the air outlet, and the water inlet is communicated with the water outlet; the air outlet, the first air inlet, the water outlet and the water inlet are sequentially distributed on the tank body from high to low; the first air inlet is communicated with the first high-pressure fan, and the water outlet is communicated with the water pump.
Furthermore, the filter tank also comprises a water return plate arranged in the tank body; the axial direction of the water return plate is parallel to the bottom surface of the tank body, and the water return plate is connected with the inner wall of the tank body; the water return plate is positioned between the first air inlet and the air outlet.
Further, the filtering tank also comprises a slag discharge port and a spray header positioned above the slag discharge port, the slag discharge port is arranged at the bottom of the tank body and is communicated with the inside of the tank body, and the slag discharge port is communicated with the first air inlet; the spray head is arranged in the tank body and connected with the inner wall of the tank body, and a spray head of the spray head is over against the slag discharge port; the spray header is positioned below the water outlet; the water inlet is communicated with the slag discharge port through the spray header.
Further, the calcium carbide waste gas water dust removal system also comprises a second flue, a second high-pressure fan and a second high-pressure spray head; the second flue and the first flue are axially parallel and are respectively arranged on two sides of the filtering tank; a second air inlet is formed in the side wall of the filtering tank, the second air inlet is as high as the first air inlet in height, and the second flue, the second high-pressure fan and the second air inlet in the filtering tank are sequentially communicated through a pipeline; the second high-pressure spray nozzle is positioned on a pipeline between the second high-pressure fan and the filter tank, the spray head end of the second high-pressure spray nozzle extends into the pipeline, and the second high-pressure spray nozzle is communicated with the water outlet of the filter tank through the water pump.
Further, the calcium carbide raw gas water dust removal system also comprises a second high-temperature cut-off valve, a second raw gas control valve and a second flushing valve; the second high-temperature cut-off valve is positioned on the second flue; the second high-pressure fan is communicated with a second flue positioned at the front end of the second high-temperature cut-off valve through a second raw gas control valve; and the second flushing valve is arranged between the second high-pressure spray head and the water pump.
Furthermore, the second high-pressure spray nozzles are multiple, and the multiple second high-pressure spray nozzles are sequentially arranged at intervals in the direction from the second high-pressure fan to the filter tank.
The utility model has the advantages that:
1. the utility model discloses a first high pressure nozzle and filtering ponds realize twice water and remove dust for the speed of dust removal, the dust removal is thorough, solves the problem that carbide waste gas directly discharged and caused the pollution after carbide stove emergency shutdown, effectively prevents environmental pollution.
2. The utility model discloses set up anti-water board and shower head in the filtering ponds, anti-water board has filterable effect, with the smoke and dust separation in the carbide waste gas, gaseous through and discharge from the gas outlet, the waterproof board prevents that the water in the filtering ponds from spilling over and get into in the exhaust pipe simultaneously, and the shower head can prevent to sink and plug up the cinder notch at the dust of filtering ponds bottom, guarantees that the blowdown is smooth and easy.
3. In the utility model, the gas discharged from the gas outlet can be directly discharged from the exhaust pipe, and can also be ignited by a torch at the outlet of the exhaust pipe, thereby effectively removing combustible gas in the calcium carbide waste gas; the utility model discloses a remove dust and filter, effectively get rid of the large granule dust in the carbide desolate gas, reduce dust and gaseous harm to the atmospheric environment, reduce the temperature of carbide desolate gas fast.
Drawings
FIG. 1 is a schematic view of a first embodiment of a calcium carbide raw gas water dust removal system provided by the present invention;
FIG. 2 is a schematic view of a second embodiment of the calcium carbide raw gas water dust removal system provided by the present invention;
wherein:
1-a first calcium carbide furnace; 2-a first flue; 3-a first high temperature shut-off valve; 4-a first raw gas control valve; 5-a first high pressure fan; 6, a water pipe; 7, a filtering tank; 8, a water pump; 9-a first high pressure showerhead; 10-a first flush valve; 11-water deflector; 12-an exhaust pipe; 13-a shower head; 14-a sewage disposal pool; 15-a second calcium carbide furnace; 16-a second flue; 17-a second high temperature shut-off valve; 18-a second raw gas control valve; 19-a second high pressure blower; 20-a second high pressure showerhead; 21-second flush valve.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1
The utility model provides a first embodiment mode that carbide desolate air water removed dust.
Referring to fig. 1, a calcium carbide crude gas water dust removal system comprises a first flue 2, a first high-pressure fan 5, a filter tank 7 and a first high-pressure nozzle 9; the first flue 2, the first high-pressure fan 5 and the filtering tank 7 are connected in sequence through pipelines; the first high-pressure spray nozzle 9 is arranged between the first high-pressure fan 5 and the filtering tank 7, and the spray nozzle end of the first high-pressure spray nozzle 9 extends into a pipeline between the first high-pressure fan 5 and the filtering tank 7; the other end of the first high-pressure spray head 9 opposite to the spray head end is connected with the filter tank 7 through a pipeline.
The calcium carbide raw gas water dedusting system also comprises a first high-temperature cut-off valve 3 and a first raw gas control valve 4; the first high-temperature cut-off valve 3 is arranged on the first flue 2; the first raw gas control valve 4 is arranged between the first flue 2 and the first high-pressure fan 5 and is located at the front end of the first high-temperature cut-off valve 3.
The calcium carbide crude gas water dust removal system further comprises a water pump 8 arranged between the filter tank 7 and the first high-pressure nozzle 9. The calcium carbide waste gas water dust removal system also comprises a first flushing valve 10 arranged between the water pump 8 and the first high-pressure nozzle 9.
The number of the first high-pressure nozzles 9 is multiple, and the multiple first high-pressure nozzles 9 are sequentially arranged at intervals in the direction from the first high-pressure fan 5 to the filter tank 7. The first high-pressure nozzle 9 is a stainless steel high-temperature resistant high-pressure nozzle, which is a commercially available product.
Preferably, there are five first high pressure nozzles 9.
The filter tank 7 comprises a tank body, and a first air inlet, a water inlet, an air outlet and a water outlet which are respectively arranged on the tank body, wherein the first air inlet is communicated with the air outlet, and the water inlet is communicated with the water outlet; the air outlet, the first air inlet, the water outlet and the water inlet are sequentially distributed on the tank body from high to low; the first air inlet is communicated with the first high-pressure fan 5, and the water outlet is communicated with the water pump 8.
The filter tank 7 also comprises a water return plate 11 arranged in the tank body; the axial direction of the water return plate 11 is parallel to the bottom surface of the tank body, and the water return plate 11 is connected with the inner wall of the tank body; the water deflector 11 is located between the first air inlet and the air outlet.
The filtering tank 7 also comprises a slag discharge port and a spray header 13 positioned above the slag discharge port, the slag discharge port is arranged at the bottom of the tank body and is communicated with the inside of the tank body, and the slag discharge port is communicated with the first air inlet; the spray header 13 is arranged in the tank body and is connected with the inner wall of the tank body, and a spray head of the spray header 13 is over against the slag discharge port; the spray header 13 is positioned below the water outlet; the water inlet is communicated with the slag discharge port through a spray header 13.
The spray header 13 is a stainless steel spray head, the water inlet end of the spray header 13 is communicated with the water inlet, and the spray header end of the spray header 13 faces the slag discharge port, so that deposited slag at the slag discharge port can be conveniently flushed out, and blockage is prevented.
In the embodiment, the first flue 2 is arranged at the top end of the first calcium carbide furnace 1, the first high-temperature cut-off valve 3 is arranged on the first flue 2, the first raw gas control valve 4 is connected between the first calcium carbide furnace 1 and the first high-temperature cut-off valve 3 through a pipeline, the first raw gas control valve 4 is communicated with a first air inlet on a filter tank 7 through a first high-pressure fan 5, a water pipe 6 is externally connected on the water inlet, a sewage tank 14 connected with a slag discharge port is arranged below the filter tank 7, in the implementation, when the first calcium carbide furnace 1 normally operates, the first high-temperature cut-off valve 3 is opened, the first raw gas control valve 4 is closed, the raw gas generated by the first calcium carbide furnace 1 is directly discharged from the first flue 2, when the first calcium carbide furnace 1 is in emergency stop or production emergency, the first high-temperature cut-off valve 3 is closed, the first raw gas control valve 4 is opened, the water pipe 6 supplies water into the filter tank 7 from the water inlet, when raw gas passes through a pipeline between the first high-pressure fan 5 and the filter tank 7, the water in the filter tank 7 passes through the water pump 8 and the first flushing valve 10 and then is sprayed out of mist water from the first high-pressure spray nozzle 9 to remove dust in the raw gas in the pipeline by water, the raw gas after dust removal continuously enters the filter tank 7, the liquid level of the water surface in the filter tank 7 is higher than that of the first air inlet and lower than that of the water return plate 11, the raw gas after dust removal is subjected to secondary dust removal in the filter tank 7, dust is accumulated at the bottom of the filter tank 7 downwards and enters the sewage disposal tank 14 from a slag discharge port, and the water also enters the sewage disposal tank 14 along with the slag discharge port by the spray header 13 during slag disposal, and the water after clarification returns to the filter tank 7 for circulation; and the gas in the waste gas is upwards got into blast pipe 12 from the gas outlet after anti-water board 11 filters, and gas can be followed blast pipe 12 and directly emptied, also can light at the export of blast pipe 12 with the torch, effectively gets rid of the combustible gas in the carbide waste gas, reduces the harm to atmospheric environment, and this embodiment effectively gets rid of the large granule dust in the carbide waste gas through twice dust removal and filtration, can reduce the temperature of carbide waste gas fast.
Example 2
The utility model provides a dust removal of calcium carbide barren gas water second embodiment mode has increased the barren gas water treatment of second calcium carbide stove 15 on the basis of first embodiment mode.
Referring to fig. 2, the calcium carbide waste gas water dust removal system further comprises a second flue 16, a second high-pressure fan 19 and a second high-pressure nozzle 20; the second flue 16 and the first flue 2 are axially parallel and are respectively arranged at two sides of the filtering tank 7; the second flue 16, the second high-pressure fan 19 and the filtering tank 7 are communicated in sequence through pipelines; the second high-pressure spray nozzle 20 is positioned on a pipeline between the second high-pressure fan 19 and the filter tank 7, the spray head end of the second high-pressure spray nozzle 20 extends into the pipeline, and the second high-pressure spray nozzle 20 is communicated with the water outlet of the filter tank 7 through the water pump 8. The calcium carbide crude gas water dust removal system also comprises a second high-temperature cut-off valve 17 and a second crude gas control valve 18; the second high-temperature cut-off valve 17 is positioned on the second flue 16; the second high-pressure fan 19 communicates with the second flue 16 located at the front end of the second high-temperature cutoff valve 17 via a second raw gas control valve 18. The calcium carbide crude gas water dust removal system further comprises a second flushing valve 21 arranged between the second high-pressure nozzle 20 and the water pump 8.
The number of the second high-pressure nozzles 20 is plural, and the plural second high-pressure nozzles 20 are sequentially arranged at intervals in the direction from the second high-pressure fan 19 to the filter tank 7. The second high pressure nozzle 20 is a stainless steel, high temperature resistant high pressure nozzle, which is a commercially available product.
Preferably, the number of the second high pressure spray heads 20 is five.
During implementation, the side wall of the filtering tank 7 is provided with a second air inlet which is as high as the first air inlet, and the second flue 16, the second high-pressure fan 19 and the second air inlet on the filtering tank 7 are communicated in sequence through pipelines.
In this embodiment, the second flue 16 is arranged at the top end of the second calcium carbide furnace 15, the second flue 16 is provided with a second high-temperature cut-off valve 17, a second raw gas control valve 18 is connected between the second calcium carbide furnace 15 and the second high-temperature cut-off valve 17 through a pipeline, the second raw gas control valve 18 is communicated with a second gas inlet on the filter tank 7 through a second high-pressure fan 19, in implementation, when the second calcium carbide furnace 15 operates normally, the second high-temperature cut-off valve 17 is opened, the second raw gas control valve 18 is closed, and flue gas exhausted from the second calcium carbide furnace 15 is directly exhausted from the second flue 16; when the second calcium carbide furnace 15 is in emergency stop or production emergency, the second high-temperature cut-off valve 17 is closed, the second raw gas control valve 18 is opened, when raw gas passes through a pipeline between the second high-pressure fan 19 and the filter tank 7, water in the filter tank 7 passes through the water pump 8 and the second flushing valve 21 and then sprays mist water from the second high-pressure spray nozzle 20 to remove dust in the raw gas in the pipeline through water, the raw gas after dust removal continues to enter the filter tank 7, and the dust removal and filtration process of the raw gas in the filter tank 7 is the same as that in embodiment 1. Through twice dust removal and filtration, large particle dust in the calcium carbide waste gas is effectively removed, and the temperature of the calcium carbide waste gas can be quickly reduced.
The aforesaid is the utility model discloses a two kinds of embodiments, but the utility model discloses the technical scheme of protection is not limited to this, and the quantity of carbide stove and waste gas flue all can also be greater than 2, and the system that water removed dust also can refer to first embodiment and realize. Through high pressure nozzle, filtering ponds and anti-water board, promote water dust collection efficiency for dust removal speed, rapid cooling effectively reduces the harm of dust and gas to atmospheric environment.
Claims (10)
1. A calcium carbide crude gas water dust removal system is characterized by comprising a first flue (2), a first high-pressure fan (5), a filter tank (7) and a first high-pressure spray head (9); the first flue (2), the first high-pressure fan (5) and the filtering tank (7) are connected in sequence through pipelines; the first high-pressure spray nozzle (9) is arranged between the first high-pressure fan (5) and the filtering tank (7), and the spray nozzle end of the first high-pressure spray nozzle (9) extends into a pipeline between the first high-pressure fan (5) and the filtering tank (7); the other end of the first high-pressure spray head (9) opposite to the spray head end is connected with the filter tank (7) through a pipeline.
2. The calcium carbide waste gas water dust removal system as set forth in claim 1, further comprising a first high temperature cut-off valve (3) and a first waste gas control valve (4); the first high-temperature cut-off valve (3) is arranged on the first flue (2); the first raw gas control valve (4) is arranged between the first flue (2) and the first high-pressure fan (5) and is positioned at the front end of the first high-temperature cut-off valve (3).
3. The calcium carbide waste gas water dust removal system as set forth in claim 2, further comprising a water pump (8) and a first flush valve (10); the filter tank (7) is communicated with the first high-pressure spray head (9) through a water pump (8) and a first flushing valve (10) in sequence.
4. The calcium carbide waste gas water dust removal system as defined in claim 3, wherein the number of the first high-pressure nozzles (9) is plural, and the plural first high-pressure nozzles (9) are sequentially arranged at intervals from the first high-pressure fan (5) to the direction of the filter tank (7).
5. The calcium carbide waste gas water dust removal system as claimed in claim 4, wherein the filter tank (7) comprises a tank body, and a first gas inlet, a water inlet, a gas outlet and a water outlet which are respectively arranged on the tank body, the first gas inlet is communicated with the gas outlet, and the water inlet is communicated with the water outlet; the air outlet, the first air inlet, the water outlet and the water inlet are sequentially distributed on the tank body from high to low; the first air inlet is communicated with a first high-pressure fan (5), and the water outlet is communicated with a water pump (8).
6. The calcium carbide waste gas water dust removal system as claimed in claim 5, wherein the filter tank (7) further comprises a water return plate (11) arranged in the tank body; the axial direction of the water return plate (11) is parallel to the bottom surface of the tank body, and the water return plate (11) is connected with the inner wall of the tank body; the water return plate (11) is positioned between the first air inlet and the air outlet.
7. The calcium carbide waste gas water dust removal system as defined in claim 6, wherein the filter tank (7) further comprises a slag discharge port and a spray header (13) positioned above the slag discharge port, the slag discharge port is arranged at the bottom of the tank body and communicated with the inside of the tank body, and the slag discharge port is communicated with the first gas inlet; the spray head (13) is arranged in the tank body and connected with the inner wall of the tank body, and a spray head of the spray head (13) is over against the slag discharge port; the spray header (13) is positioned below the water outlet; the water inlet is communicated with the slag discharge port through a spray header (13).
8. The calcium carbide waste gas water dust removal system as claimed in claim 5, 6 or 7, further comprising a second flue (16), a second high pressure fan (19) and a second high pressure nozzle (20); the second flue (16) and the first flue (2) are axially parallel and are respectively arranged at two sides of the filtering tank (7); a second air inlet is formed in the side wall of the filtering tank (7), the second air inlet is as high as the first air inlet in height, and the second flue (16) and the second high-pressure fan (19) are communicated with the second air inlet in the filtering tank (7) through pipelines in sequence; the second high-pressure spray nozzle (20) is positioned on a pipeline between the second high-pressure fan (19) and the filter tank (7), the spray head end of the second high-pressure spray nozzle (20) extends into the pipeline, and the second high-pressure spray nozzle (20) is communicated with the water outlet of the filter tank (7) through the water pump (8).
9. The calcium carbide waste gas water dust removal system as defined in claim 8, further comprising a second high temperature cut-off valve (17), a second waste gas control valve (18) and a second flushing valve (21); the second high-temperature cut-off valve (17) is positioned on the second flue (16); the second high-pressure fan (19) is communicated with a second flue (16) positioned at the front end of the second high-temperature cut-off valve (17) through a second raw gas control valve (18); the second flushing valve (21) is arranged between the second high-pressure spray head (20) and the water pump (8).
10. The calcium carbide waste gas water dust removal system as claimed in claim 9, wherein the number of the second high pressure spray nozzles (20) is plural, and the plural second high pressure spray nozzles (20) are sequentially arranged at intervals from the second high pressure fan (19) to the direction of the filter tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222015363.5U CN217961843U (en) | 2022-08-01 | 2022-08-01 | Calcium carbide crude gas water dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222015363.5U CN217961843U (en) | 2022-08-01 | 2022-08-01 | Calcium carbide crude gas water dust removal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217961843U true CN217961843U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222015363.5U Active CN217961843U (en) | 2022-08-01 | 2022-08-01 | Calcium carbide crude gas water dust removal system |
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| Country | Link |
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| CN (1) | CN217961843U (en) |
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2022
- 2022-08-01 CN CN202222015363.5U patent/CN217961843U/en active Active
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