CN205323484U - Organic waste gas purifier that processing produced to pitch - Google Patents
Organic waste gas purifier that processing produced to pitch Download PDFInfo
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- CN205323484U CN205323484U CN201521111147.4U CN201521111147U CN205323484U CN 205323484 U CN205323484 U CN 205323484U CN 201521111147 U CN201521111147 U CN 201521111147U CN 205323484 U CN205323484 U CN 205323484U
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- cleaning equipment
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- spray column
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Abstract
The utility model discloses an organic waste gas purifier that processing produced to pitch, organic waste gas purifier is arranged in handling pitch and is adding the nice and warm pitch flue gas that the stirring process produced that mixes, and its structure is including the gas collecting channel, waste gas collection tuber pipe, one -level spray column, second grade spray column, active carbon adsorption device, centrifugal fan and the exhaust duct that set gradually. Organic waste gas purifier earlier collects organic waste gas, carries out the second grade again and sprays that absorb and active carbon adsorption purifies, ensures discharge to reach standard behind the exhaust -gas treatment. This technology is got rid of efficiently, and the running cost is relatively low, convenient operation, and it is convenient to use multipurposely.
Description
Technical field
This utility model relates to environmental protection equipment design field, relates generally to a kind of cleaning equipment for waste organic gas produced for Colophonium processing, produces, in particular for Colophonium processing, the organic exhaust gas that curing oven produces。
Background technology
Colophonium used by existing production first passes through heat-conducting oil furnace heating, then through being sent in stir storehouse by bitumenpump, therefore bitumen flue gas can be produced in Colophonium heating and mix and blend operation, produce waste gas if do not processed, surrounding air environment quality can be affected, and human body respiration or direct effect on human body can be passed through, the respiratory system of human body, blood, cardiopulmonary, liver, mucosa, eyes, nerve etc. are damaged, also can pass through skin and directly injure people。Existing workshop is configured with exhaust facility, effectively reduces the stop of waste gas in workshop, but can not realize waste gas effectively processing。
Therefore, prior art has yet to be improved and developed。
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is in that to provide a kind of cleaning equipment for waste organic gas produced for Colophonium processing, the organic exhaust gas that curing oven produces is produced for Colophonium processing, design the machine waste gas purification apparatus produced suitable in Colophonium processing, adopt the scheme of spray+activated carbon adsorption, guarantee bitumen flue gas process after qualified discharge, it is intended to solve existing Colophonium add trade union produce organic exhaust gas problem。
The technical solution of the utility model is as follows:
A kind of cleaning equipment for waste organic gas produced for Colophonium processing, it is characterized in that, described cleaning equipment for waste organic gas for processing the bitumen flue gas that Colophonium produces in heating and mix and blend operation, gas skirt that its structure includes setting gradually, gas sampling airduct, one-level spray column, two grades of spray columns, absorbent charcoal adsorber, centrifugal fan and discharge duct；
Described gas skirt is arranged at the top of curing oven, and described gas skirt is connected with one-level spray column by described gas sampling airduct；Described two grades of spray columns are connected with absorbent charcoal adsorber and one-level spray column respectively；Described absorbent charcoal adsorber is connected with the air intake of centrifugal fan；The outlet air end of described centrifugal fan is connected with discharge duct。
Described cleaning equipment for waste organic gas, wherein, the structure of described one-level spray column and two grades of spray columns is identical, including tower body, three layers packing layer, three layers spraying layer, gas-liquid separator, circulating water pool and feeding spraying pump；Circulating water pool, air inlet, the first packing layer, the first spraying layer, the second packing layer, the second spraying layer, the 3rd packing layer, the 3rd spraying layer, gas-liquid separator and gas outlet is set gradually from the bottom to top inside described tower body；
Described first spraying layer, the second spraying layer, the 3rd spraying layer are connected with circulating water pool with feeding spraying pump by pipeline。
Described cleaning equipment for waste organic gas, wherein, selecting diameter in packing layer is the polyhedron empty ball of 50mm。
Described cleaning equipment for waste organic gas, wherein, described spray liquid is tap water。
Described cleaning equipment for waste organic gas, wherein, the tower body diameter of spray column is 2500mm, high 5000mm, adopts δ 8mmPP plate to make。
Described cleaning equipment for waste organic gas, wherein, the diameter of gas sampling airduct is set to 0.6m, adopts δ 0.8mm galvanized sheet to make。
Described cleaning equipment for waste organic gas, wherein, centrifugal fan is set to 1, and process air quantity is 20000m3/ h；The quantity of absorbent charcoal adsorber is set to 1, and process air quantity is 20000m3/h。
Beneficial effect: the cleaning equipment for waste organic gas produced for Colophonium processing of the present utility model, from the aspect analysis such as treatment effect and operating cost, adopt the processing scheme that multiple processing scheme combines, namely adopt the scheme of spray+activated carbon adsorption, it is ensured that qualified discharge after exhaust-gas treatment。This technique removal efficiency high (up to more than 99.5%), invests little, and operating cost is relatively low, easy to operate, and comprehensive utilization is convenient。And, design and type selecting follow the principle of " advanced practical, economical rationality "；The layout of process system, runs and does not affect the operation of production equipment and the operation of post workman；Process process economics is practical, reduced investment, takes up an area few；Purification efficiency is high, non-secondary pollution；System run all right, technical maturity is reliable, convenient operating maintenance
Accompanying drawing explanation
Fig. 1 is the structural representation of the cleaning equipment for waste organic gas that this utility model produces for Colophonium processing。
Detailed description of the invention
This utility model provides a kind of cleaning equipment for waste organic gas produced for Colophonium processing, for making the purpose of this utility model, technical scheme and effect clearly, clearly, below this utility model is further described。Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model。
This utility model provides a kind of cleaning equipment for waste organic gas produced for Colophonium processing, is the feature for the bitumen flue gas produced in Colophonium heating and mix and blend operation, designs the suitable cleaning equipment for waste organic gas produced for Colophonium processing。Bitumen flue gas refers to liquefied hydrocarbon organic granular material and a small amount of gaseous hydrocarbons goods and materials (under room temperature) of discharge in asphalt and pitch articles production, with hydrocarbon mixture for Main Ingredients and Appearance, it mostly is multi-ring hydrocarbons, wherein with benzo [a] pyrene for representative species。Purified petroleum benzin also [a] pyrene is yellow needle-like crystals, fusing point 179 DEG C, and boiling point about 310 DEG C can be dissolved in benzene, slightly be dissolved in alcohol, water insoluble, is the strong carcinogen in asphalt, can cause skin carcinoma, is generally attached in glance coal on the diameter granule less than 8.0 μm。Enterprise for the exhaust gas volumn such as medium and small, owing to air quantity is little, benzo [a] pyrene exhaust gas production in bitumen flue gas is about 75g/a, this utility model is provided a kind of cleaning equipment for waste organic gas, its design principle is, first collect organic exhaust gas, then carry out two grades of spray-absorptions and activated carbon adsorption purification, it is ensured that qualified discharge after exhaust-gas treatment。This technique removal efficiency high (up to more than 99.5%), invests little, and operating cost is relatively low, easy to operate, and comprehensive utilization is convenient。
Specifically, described cleaning equipment for waste organic gas, shown in Fig. 1, including the gas skirt 11 set gradually, gas sampling airduct 16,12, two grades of spray columns 17 of one-level spray column, absorbent charcoal adsorber 13, centrifugal fan 14 and discharge duct 15；
Described gas skirt 11 is arranged at the top of curing oven, and described gas skirt 11 is connected with one-level spray column 12 by described gas sampling airduct 16；Described two grades of spray columns 17 are connected with absorbent charcoal adsorber 13 and one-level spray column 12 respectively；Described absorbent charcoal adsorber 13 is connected with the air intake of centrifugal fan 14；The outlet air end of described centrifugal fan 14 is connected with discharge duct 15。
Composition according to organic exhaust gas, the structure of described 12, two grades of spray columns 17 of one-level spray column is identical, is set to three grades of filler sprays, comprises three layers packing layer and three layers spraying layer。Specifically, described spray column includes tower body, three layers packing layer, three layers spraying layer, gas-liquid separator, circulating water pool 107 and feeding spraying pump 108；Circulating water pool 107, air inlet, first packing layer the 102, first spraying layer the 101, second packing layer the 104, second spraying layer the 103, the 3rd packing layer the 106, the 3rd spraying layer 105, gas-liquid separator and gas outlet is set gradually from the bottom to top inside described tower body；
Described first spraying layer the 101, second spraying layer the 103, the 3rd spraying layer 105 is connected with circulating water pool 107 with feeding spraying pump 108 by pipeline。
Organic exhaust gas enters from the air inlet of one-level spray column 12, pass sequentially through the filtration of the first packing layer 102, the spray liquid of the first spraying layer 101 carries out gas-liquid two-phase and is fully contacted absorption, the filtration of the second packing layer 104, the spray liquid of the second spraying layer 103 carries out gas-liquid two-phase and is fully contacted absorption, the filtration of the 3rd packing layer 106, the spray liquid of the 3rd spraying layer 105 carries out gas-liquid two-phase and is fully contacted absorption, the organic exhaust gas eventually passing purified treatment passes through gas-liquid separator, discharge from the gas outlet of one-level spray column 12, process one time entering two grades of spray column 17 sprays, finally enter absorbent charcoal adsorber 13 adsorption filtration to process, discharge finally by centrifugal fan 14 and discharge duct 15。Spray liquid in the circulating water pool 107 at the bottom of tower after feeding spraying pump 108 increases, respectively in three layers spraying layer spray and under, be finally back to circulating water pool 107 internal recycle at the bottom of tower and use。It is few that described spray column has the property that 1. equipment take up an area, easy for installation；2. water consumption, power consumption index are relatively low；3. corrosion-resistant, do not wear and tear, long service life；4. equipment is reliable, and it is simple, convenient to safeguard。
Further, selecting diameter in packing layer is the polyhedron empty ball of 50mm, has high cycle speed, the advantages such as blade is many, resistance is little, specific surface area is big, it is possible to fully solving gas-liquid exchange, operating flexibility is big。
Spray liquid is tap water, changes tap water, supplement convenient and swift after spray liquid absorption is saturated, bitumen flue gas is had the effect of cooling by spray water mist, and can absorb moieties in flue gas, reduces particle concentration in flue gas, it is a kind of effective pretreating device, improves treatment effeciency。
Described absorbent charcoal adsorber, is the absorbability of the high surface area utilizing activated carbon, and when Colophonium waste gas is by absorbent charcoal adsorber, in waste gas, harmful substance (benzopyrene) is absorbed, and is purified。This method is simple, manageability, effective。
This utility model also provides for a kind of organic waste-gas purification method produced for Colophonium processing, comprises the following steps:
Under the effect of centrifugal fan 14, collect, by gas skirt 11, the bitumen flue gas that Colophonium produces in heating and mix and blend operation；
Bitumen flue gas enters one-level spray column 12 by gas sampling airduct 16 and is filtered spray process, enters back into two grades of spray columns 17 and is filtered spray process, enters back into absorbent charcoal adsorber 13 and carry out adsorption filtration process；
Discharged by discharge duct 15。
Wherein, enter one-level spray column 12 and two grades of spray columns 17 be filtered the process that spray processes, comprise the following steps:
Bitumen flue gas, under the effect of centrifugal fan 14, enters from the air inlet of spray column 12；
Bitumen flue gas sequentially passes through the spray process of the filtration treatment of the first packing layer 122, the spray process of the first spraying layer 121, the spray process of the filtration treatment of the second packing layer 124, the second spraying layer 123, the filtration treatment of the 3rd packing layer 126, the 3rd spraying layer 125 from the bottom up；
Being easily separated then through gas-liquid separator, the gas after separation discharges spray column 12；
The liquid that gas-liquid separator separates goes out and spray liquid are back in circulating water pool 107。
Below by way of specific embodiment, this utility model is described further。
Embodiment
Certain Colophonium mixes and stirs a drying oven in business department, produce Colophonium used and first pass through heat-conducting oil furnace heating, then through being sent in stir storehouse by bitumenpump, therefore bitumen flue gas can be produced in Colophonium heating and mix and blend operation, its major pollutants are liquefied hydrocarbon organic granular material and a small amount of gaseous hydrocarbons goods and materials (under room temperature), with hydrocarbon mixture for Main Ingredients and Appearance, it mostly is multi-ring hydrocarbons, wherein with benzo [a] pyrene for representative species。Owing to air quantity is little, benzo [a] the pyrene exhaust gas production in bitumen flue gas is about 75g/a, it is contemplated that the factors such as treatment effeciency and airduct resistance, the exhaust-gas treatment amount of cleaning equipment for waste organic gas described in the present embodiment is set to 20000m3/ h (every day was in 10 hours)。
Organic exhaust gas is collected through gas skirt 11, then imports gas sampling airduct 16, then enters back into one-level spray column 12, two grades of spray columns 17, absorbent charcoal adsorbers 13。In the present embodiment scheme, taking the wind speed in gas sampling airduct 16 is 20m/s, then air main 122 sectional area is:For convenience of producing, finally determine that gas sampling airduct 16 is of a size of:Material selection δ 0.8mm galvanized sheet。
The quantity of centrifugal fan 14 is set to 1, and process air quantity is 20000m3/h。
The quantity of spray column is set to 2 sets, respectively one-level spray column 12 and two grades of spray columns 17, and liquid-gas ratio is 2L/m3, pressure loss 800Pa, according to exhaust-gas treatment amount, being sized to diameter is 2500mm, high 5000mm, material selection δ 8mmPP plate。It is provided with floating ball water replenishing device in circulating water pool 107, when liquid level is reduced to certain water level, automatically feeds from water source from the beginning。The nozzle of spraying layer can adopt blockage resisting screw injection nozzle。The flow of water circulating pump is 40m3/ h, power of motor is 4kw。
The quantity of absorbent charcoal adsorber 13 is set to 1, and process air quantity is 20000m3/ h, overall dimensions is 750*1500*1500 (mm), pressure loss 500Pa。
Installing described cleaning equipment for waste organic gas, the straight airduct section processing system in flue gas entrance sets sample tap, in order to the concentration of the waste gas that monitoring processes。Straight airduct section after process system sets sample tap, and monitoring processes the concentration of waste gas, is monitored sampling according to " Air Pollutant Emission limit value " (DB44/27-2001) etc.。
After testing, waste gas after treatment meets Guangdong Province's provincial standard " Air Pollutant Emission limit value " (DB44/27-2001) the second period secondary standard, and concrete discharge standard is such as shown in table 1 table:
Table 1 aiutage VOCS emission limit
Waste gas is after governance for reaching standard, through relative airduct discharge (in chimney height reference Guangdong Province's provincial standard " Air Pollutant Emission limit value " (DB44/27-2001), chimney minimum acceptable altitude and environment impact assessment statement table require to arrange) high for ground 15m；The setting of thief hatch meets " Pollution Source Monitoring technical specification " requirement。
This utility model is provided a kind of cleaning equipment for waste organic gas produced for Colophonium processing, and design and type selecting follow the principle of " advanced practical, economical rationality "；The layout of process system, runs and does not affect the operation of production equipment and the operation of post workman；Process process economics is practical, reduced investment, takes up an area few；Purification efficiency is high, non-secondary pollution；System run all right, technical maturity is reliable, convenient operating maintenance。
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, it is possible to improved according to the above description or convert, all these improve and convert the protection domain that all should belong to this utility model claims。
Claims (7)
1. the cleaning equipment for waste organic gas produced for Colophonium processing, it is characterized in that, described cleaning equipment for waste organic gas for processing the bitumen flue gas that Colophonium produces in heating and mix and blend operation, gas skirt that its structure includes setting gradually, gas sampling airduct, one-level spray column, two grades of spray columns, absorbent charcoal adsorber, centrifugal fan and discharge duct；
Described gas skirt is arranged at the top of curing oven, and described gas skirt is connected with one-level spray column by described gas sampling airduct；Described two grades of spray columns are connected with absorbent charcoal adsorber and one-level spray column respectively；Described absorbent charcoal adsorber is connected with the air intake of centrifugal fan；The outlet air end of described centrifugal fan is connected with discharge duct。
2. cleaning equipment for waste organic gas according to claim 1, it is characterised in that the structure of described one-level spray column and two grades of spray columns is identical, including tower body, three layers packing layer, three layers spraying layer, gas-liquid separator, circulating water pool and feeding spraying pump；Circulating water pool, air inlet, the first packing layer, the first spraying layer, the second packing layer, the second spraying layer, the 3rd packing layer, the 3rd spraying layer, gas-liquid separator and gas outlet is set gradually from the bottom to top inside described tower body；
Described first spraying layer, the second spraying layer, the 3rd spraying layer are connected with circulating water pool with feeding spraying pump by pipeline。
3. cleaning equipment for waste organic gas according to claim 2, it is characterised in that selecting diameter in packing layer is the polyhedron empty ball of 50mm。
4. cleaning equipment for waste organic gas according to claim 2, it is characterised in that described spray liquid is tap water。
5. cleaning equipment for waste organic gas according to claim 2, it is characterised in that the tower body diameter of spray column is 2500mm, high 5000mm, adopts δ 8mmPP plate to make。
6. cleaning equipment for waste organic gas according to claim 1, it is characterised in that the diameter of gas sampling airduct is set to 0.6m, adopts δ 0.8mm galvanized sheet to make。
7. cleaning equipment for waste organic gas according to claim 1, it is characterised in that centrifugal fan is set to 1, process air quantity is 20000m3/ h；The quantity of absorbent charcoal adsorber is set to 1, and process air quantity is 20000m3/h。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521111147.4U CN205323484U (en) | 2015-12-25 | 2015-12-25 | Organic waste gas purifier that processing produced to pitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521111147.4U CN205323484U (en) | 2015-12-25 | 2015-12-25 | Organic waste gas purifier that processing produced to pitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205323484U true CN205323484U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521111147.4U Expired - Fee Related CN205323484U (en) | 2015-12-25 | 2015-12-25 | Organic waste gas purifier that processing produced to pitch |
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| Country | Link |
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| CN (1) | CN205323484U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536436A (en) * | 2015-12-25 | 2016-05-04 | 广东浚丰华科技有限公司 | Organic waste gas purification device and purification method aiming at asphalt processing production |
| CN106391385A (en) * | 2016-11-04 | 2017-02-15 | 天津普瑞爱尔科技有限公司 | Purifying device for automobile coating spray booth |
| CN107138015A (en) * | 2017-07-10 | 2017-09-08 | 苏州淳和环境科技有限公司 | A kind of dedusting environment friendly equipment |
-
2015
- 2015-12-25 CN CN201521111147.4U patent/CN205323484U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536436A (en) * | 2015-12-25 | 2016-05-04 | 广东浚丰华科技有限公司 | Organic waste gas purification device and purification method aiming at asphalt processing production |
| CN106391385A (en) * | 2016-11-04 | 2017-02-15 | 天津普瑞爱尔科技有限公司 | Purifying device for automobile coating spray booth |
| CN107138015A (en) * | 2017-07-10 | 2017-09-08 | 苏州淳和环境科技有限公司 | A kind of dedusting environment friendly equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20201225 |