CN103816743A - High-purity phosphorus recovery method for phosphorus steam dust removal device - Google Patents
High-purity phosphorus recovery method for phosphorus steam dust removal device Download PDFInfo
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- CN103816743A CN103816743A CN201410043807.3A CN201410043807A CN103816743A CN 103816743 A CN103816743 A CN 103816743A CN 201410043807 A CN201410043807 A CN 201410043807A CN 103816743 A CN103816743 A CN 103816743A
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Abstract
The invention relates to a phosphorus steam dust removal device and a working method thereof. The dust removal device comprises a cylindrical barrel, a first flange joint, a second flange joint, a cylindrical filter screen, a driving mechanism, a gas blowing pipe, a wool yarn plate, a tapered barrel, a blanking sealing valve, a storage cavity, a discharging sealing valve, a heater, a nitrogen inlet pipe, an air exhaust pipe, a nitrogen inlet valve and an air vent valve, wherein the first flange joint is arranged at the top end of the cylindrical barrel, and is used for charging phosphorus steam; the second flange joint is arranged on the sidewall of the cylindrical barrel, and is used for discharging the phosphorus steam; the cylindrical filter screen is arranged in the cylindrical barrel; the driving mechanism is used for driving the cylindrical filter screen to rotate; the gas blowing pipe is used for blowing nitrogen to the inner wall of the cylindrical filter screen to remove dust; the wool yarn plate is used for brushing the dust off the cylindrical filter screen; the tapered barrel is connected to the lower end of the cylindrical barrel, and is shaped into an inverted cone; the blanking sealing valve is arranged at the lower end of the tapered barrel; the storage cavity is formed in the bottom of the first blanking sealing valve; the discharging sealing valve is arranged at the bottom of the storage cavity; the heater is arranged in the storage cavity; the nitrogen inlet pipe and the air exhaust pipe are arranged on the storage cavity; the nitrogen inlet valve and the air vent valve are arranged on the nitrogen inlet pipe and the air exhaust pipe respectively, and are suitable to be simultaneously opened and closed.
Description
The application is divisional application, the application number of original application: 201210222666.2, and invention and created name: phosphorus steam dust removing device and method of work thereof, the applying date: on June 29th, 2012.
Technical field
The present invention relates to the technical field of cleaner, specifically a kind of phosphorus steam dust removing device and realize high-purity phosphorus reclaim method.
Background technology
Phosphorus production is highly energy-consuming industry, and 1 ton of yellow phosphorus of every production at least will consume 1.4 ten thousand kilowatt hour electricity and 1.6 tons of carbon, and Chinese existing annual capacity is 800,000 tons.In phosphorus production process, will produce a large amount of phosphorus steam, phosphorus furnace exhaust gas and high temperature furnace slag.Equally,, also there are a large amount of high temperature furnace slags in the industries such as steel-making, aluminium metallurgy, copper metallurgy.
The more dust that often adulterates in phosphorus steam, is unfavorable for the recovery of phosphorus.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of simple in structure, the phosphorus steam dust removing device of the dust in can filtering phosphorus steam and realize the method that high-purity phosphorus reclaims.
For solving the problems of the technologies described above, phosphorus steam dust removing device provided by the invention, comprising: column-shaped barrel 1, be located at this column-shaped barrel 1 top for inputting the first flange-interface 14 of phosphorus steam, be located on the sidewall of this column-shaped barrel 1 for exporting the second flange-interface 15 of described phosphorus steam, be located at the drum type brake filter screen 2 in this column-shaped barrel 1, drive the driving mechanism of this drum type brake filter screen 2 around its central shaft rotation, axially be located at the air jet pipe 3 with removal dust for the inwall nitrogen-blow to this drum type brake filter screen 2 of the bottom interior wall setting of described drum type brake filter screen 2 interior and contiguous these drum type brake filter screens 2, axially be located at described drum type brake filter screen 2 outsides for brushing away the wool yarn plate 4 of the dust on described drum type brake filter screen 2, be connected in the obconic conically shaped 5 that is of described column-shaped barrel 1 lower end, be located at the blanking seal valve 6 of these conically shaped 5 lower ends, be located at the storage chamber 7 of these blanking seal valve 6 bottoms, be located at the discharging seal valve 9 of these storage chamber 7 bottoms, be located at the heater 8 in this storage chamber 7, be located at nitrogen air inlet pipe and air exhaust duct on storage chamber 7, and be located at respectively being suitable in described nitrogen air inlet pipe and air exhaust duct and open and close nitrogen intake valve 12 and air exhaust-valve 10 simultaneously.Air jet pipe is distributed with fumarole down on (3); Apply above-mentioned phosphorus steam dust removing device by after phosphorus Steam Dust, send into successively heat exchanger and scrubbing tower, the bottom discharge mouth of heat exchanger and scrubbing tower immerses downwards to be received in phosphorus groove.
The method of work of described phosphorus steam dust removing device, comprises the steps:
A, to being filled with nitrogen in described column-shaped barrel 1, conically shaped 5 and storage chamber 7 to discharge air; Then closed blanking seal valve 6, discharging seal valve 9, nitrogen intake valve 12 and air exhaust-valve 10;
B, phosphorus steam is sent into column-shaped barrel 1 through the first flange-interface 14, then enter drum type brake filter screen 2 downwards, then export from the second flange-interface 15;
Driving mechanism drives described drum type brake filter screen 2 around its central shaft rotation, and air jet pipe 3 sprays high pressure nitrogen, and the dust being attached on described drum type brake filter screen 2 is blown off to described conically shaped 5; The dust brush being attached on described drum type brake filter screen 2 is dropped down onto described conically shaped 5 by wool yarn plate 4;
C, when the Dust Capacity in described conically shaped 5 reach setting value open described blanking seal valve 6, dust in described conically shaped 5 is dropped down onto in storage chamber 7, then heater 8 heats the dust in storage chamber 7, make the phosphorus condensing on dust evaporate into phosphorus steam, phosphorus steam rising reenters after described drum type brake filter screen 2, exports through the second flange-interface 15; Until when the interior without phosphorus steam output of storage chamber 7, described blanking seal valve 6 closures, close heater 8;
D until storage chamber 7 cooling after, open described discharging seal valve 9, draw off described dust;
E, closed discharging seal valve 9, open nitrogen intake valve 12 and air exhaust-valve 10, and the air in storage chamber 7 is drained stand-by; Repeat above-mentioned steps C.
The present invention has positive effect with respect to prior art: phosphorus steam dust removing device of the present invention, adopt filter cylinder (being drum type brake filter screen) by after phosphorus Steam Dust, send into successively heat exchanger and scrubbing tower, the bottom discharge mouth of heat exchanger and scrubbing tower immerses downwards to be received in phosphorus groove, realizes the recovery of high-purity phosphorus.
Accompanying drawing explanation
Fig. 1 is the structural representation of phosphorus steam dust removing device in embodiment 1;
Fig. 2 is the A-A cross-sectional view of Fig. 1.
The specific embodiment
See Fig. 1 to 2, the phosphorus steam dust removing device of the present embodiment comprises: column-shaped barrel 1, be located at this column-shaped barrel 1 top for inputting the first flange-interface 14 of described phosphorus steam, be located on the sidewall of this column-shaped barrel 1 for exporting the second flange-interface 15 of described phosphorus steam, be located at the drum type brake filter screen 2 in this column-shaped barrel 1, drive the driving mechanism of this drum type brake filter screen 2 around its central shaft rotation, axially be located at the air jet pipe 3 with removal dust for the inwall nitrogen-blow to this drum type brake filter screen 2 of the bottom interior wall setting of described drum type brake filter screen 2 interior and contiguous these drum type brake filter screens 2, axially be located at described drum type brake filter screen 2 outsides for brushing away the wool yarn plate 4 of the dust on described drum type brake filter screen 2, be connected in the obconic conically shaped 5 that is of described column-shaped barrel 1 lower end, be located at the blanking seal valve 6 of these conically shaped 5 lower ends, be located at the storage chamber 7 of these blanking seal valve 6 bottoms, be located at the discharging seal valve 9 of these storage chamber 7 bottoms, be located at the heater 8 in this storage chamber 7, be located at nitrogen air inlet pipe and air exhaust duct on storage chamber 7, be located at respectively being suitable in described nitrogen air inlet pipe and air exhaust duct and open and close nitrogen intake valve 12 and air exhaust-valve 10 simultaneously, the downstream pipeline of this air exhaust-valve 10 is provided with check valve 11.After blanking seal valve 6, discharging seal valve 9 closures, open nitrogen intake valve 12 and air exhaust-valve 10 simultaneously, be suitable for the air in storage chamber 7 to drain.
On air jet pipe 3, be distributed with fumarole down, for spraying nitrogen, prevent that described drum type brake filter screen 2 from stopping up.
The reduction box 13 that described driving mechanism comprises motor 16 and is in transmission connection with this motor 16, an end part seal of described drum type brake filter screen 2, the center of this end is provided with a rotating shaft, and the output shaft of this rotating shaft and described reduction box 13 is in transmission connection.
The other end of described drum type brake filter screen 2 is open type port, the second flange-interface 15 and the adjacent setting of described open type port.Preferably, the second flange-interface 15 is coaxially set with described open type port.
Preferably, described wool yarn plate 4 is located at the outside of the middle and lower part of described drum type brake filter screen 2, so that the dust that brush falls enters described conically shaped 5 fast.
While starting working, in described column-shaped barrel 1, conically shaped 5 and storage chamber 7, by being filled with the mode of nitrogen, discharge air, after phosphorus steam from mixing with air, blast preventing.Then closed blanking seal valve 6, discharging seal valve 9, nitrogen intake valve 12 and air exhaust-valve 10.
Phosphorus steam is sent into column-shaped barrel 1 through the first flange-interface 14, then enters drum type brake filter screen 2 downwards, then exports from the second flange-interface 15; Driving mechanism drives this drum type brake filter screen 2 around its central shaft rotation, and air jet pipe 3 sprays high pressure nitrogen, and the dust being attached on described drum type brake filter screen 2 is blown off to described conically shaped 5; The dust brush being attached on described drum type brake filter screen 2 is dropped down onto described conically shaped 5 by wool yarn plate 4.
Open blanking seal valve 6, dust in described conically shaped 5 is dropped down onto in storage chamber 7, and then heater 8 heats the dust in storage chamber 7, makes the phosphorus condensing on dust evaporate into phosphorus steam, phosphorus steam rising reenters after described drum type brake filter screen 2, exports through the second flange-interface 15; Until when the interior without phosphorus steam output of storage chamber 7, described blanking seal valve 6 closures, close heater 8; Until after storage chamber 7 is cooling, open described discharging seal valve 9, draw off described dust.Then closed discharging seal valve 9, opens nitrogen intake valve 12 and air exhaust-valve 10, and the air in storage chamber 7 is drained stand-by.Because the gasification temperature of phosphorus is lower, until storage chamber 7 is opened described discharging seal valve 9 after cooling again, can guarantee safety.Avoid occurring the risk of blasting after high temperature phosphorous steam mixes with air.
The present embodiment, adopts filter cylinder (being drum type brake filter screen) by after phosphorus Steam Dust, to send into successively heat exchanger and scrubbing tower, and the bottom discharge mouth of heat exchanger and scrubbing tower immerses downwards to be received in phosphorus groove, realizes the recovery of high-purity phosphorus.
Claims (2)
- One kind apply phosphorus steam dust removing device realize high-purity phosphorus reclaim method, it is characterized in that this phosphorus steam dust removing device comprises: column-shaped barrel (1), be located at this column-shaped barrel (1) top for inputting first flange-interface (14) of phosphorus steam, be located on the sidewall of this column-shaped barrel (1) for exporting second flange-interface (15) of described phosphorus steam, be located at the drum type brake filter screen (2) in this column-shaped barrel (1), drive the driving mechanism of this drum type brake filter screen (2) around its central shaft rotation, axially be located at the air jet pipe (3) with removal dust for the inwall nitrogen-blow to this drum type brake filter screen (2) of the bottom interior wall setting of interior and contiguous this drum type brake filter screen (2) of described drum type brake filter screen (2), axially be located at described drum type brake filter screen (2) outside for brushing away the wool yarn plate (4) of the dust on described drum type brake filter screen (2), what be connected in described column-shaped barrel (1) lower end is obconic conically shaped (5), be located at the blanking seal valve (6) of this conically shaped (5) lower end, be located at the storage chamber (7) of this blanking seal valve (6) bottom, be located at the discharging seal valve (9) of this storage chamber (7) bottom, be located at the heater (8) in this storage chamber (7), be located at nitrogen air inlet pipe and air exhaust duct on storage chamber (7), and be located at respectively being suitable in described nitrogen air inlet pipe and air exhaust duct and open and close nitrogen intake valve (12) and air exhaust-valve (10) simultaneously,Apply above-mentioned phosphorus steam dust removing device by after phosphorus Steam Dust, send into successively heat exchanger and scrubbing tower, the bottom discharge mouth of heat exchanger and scrubbing tower immerses downwards to be received in phosphorus groove.
- 2. the method for work of a phosphorus steam dust removing device, it is characterized in that this phosphorus steam dust removing device comprises: column-shaped barrel (1), be located at this column-shaped barrel (1) top for inputting first flange-interface (14) of phosphorus steam, be located on the sidewall of this column-shaped barrel (1) for exporting second flange-interface (15) of described phosphorus steam, be located at the drum type brake filter screen (2) in this column-shaped barrel (1), drive the driving mechanism of this drum type brake filter screen (2) around its central shaft rotation, axially be located at the air jet pipe (3) with removal dust for the inwall nitrogen-blow to this drum type brake filter screen (2) of the bottom interior wall setting of interior and contiguous this drum type brake filter screen (2) of described drum type brake filter screen (2), axially be located at described drum type brake filter screen (2) outside for brushing away the wool yarn plate (4) of the dust on described drum type brake filter screen (2), what be connected in described column-shaped barrel (1) lower end is obconic conically shaped (5), be located at the blanking seal valve (6) of this conically shaped (5) lower end, be located at the storage chamber (7) of this blanking seal valve (6) bottom, be located at the discharging seal valve (9) of this storage chamber (7) bottom, be located at the heater (8) in this storage chamber (7), be located at nitrogen air inlet pipe and air exhaust duct on storage chamber (7), and be located at respectively being suitable in described nitrogen air inlet pipe and air exhaust duct and open and close nitrogen intake valve (12) and air exhaust-valve (10) simultaneously,The method of work of above-mentioned phosphorus steam dust removing device, comprises the steps:A, to being filled with nitrogen in described column-shaped barrel (1), conically shaped (5) and storage chamber (7) to discharge air; Then closed blanking seal valve (6), discharging seal valve (9), nitrogen intake valve (12) and air exhaust-valve (10);B, phosphorus steam is sent into column-shaped barrel (1) through the first flange-interface (14), then enter drum type brake filter screen (2) downwards, then export from the second flange-interface (15);Driving mechanism drives described drum type brake filter screen (2) around its central shaft rotation, and air jet pipe (3) ejection high pressure nitrogen, blows off the dust being attached on described drum type brake filter screen (2) to described conically shaped (5); The dust brush being attached on described drum type brake filter screen (2) is dropped down onto described conically shaped (5) by wool yarn plate (4); Air jet pipe is distributed with fumarole down on (3);C, when the Dust Capacity in described conically shaped (5) reach setting value open described blanking seal valve (6), dust in described conically shaped (5) is dropped down onto in storage chamber (7), then the dust in heater (8) heating storage chamber (7), make the phosphorus condensing on dust evaporate into phosphorus steam, phosphorus steam rising reenters after described drum type brake filter screen (2), exports through the second flange-interface (15); Until when in storage chamber (7), without phosphorus steam is exported, described blanking seal valve (6) closure, closes heater (8);D until storage chamber (7) cooling after, open described discharging seal valve (9), draw off described dust;E, closed discharging seal valve (9), open nitrogen intake valve (12) and air exhaust-valve (10), and the air in storage chamber (7) is drained stand-by; Repeat above-mentioned steps C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410043807.3A CN103816743B (en) | 2012-06-29 | 2012-06-29 | A kind of phosphorus steam dust removing device realizes the method that high-purity phosphorus reclaims |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410043807.3A CN103816743B (en) | 2012-06-29 | 2012-06-29 | A kind of phosphorus steam dust removing device realizes the method that high-purity phosphorus reclaims |
| CN201210222666.2A CN102698541B (en) | 2012-06-29 | 2012-06-29 | Phosphorus steam dust cleaning device and working method thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210222666.2A Division CN102698541B (en) | 2012-06-29 | 2012-06-29 | Phosphorus steam dust cleaning device and working method thereof |
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| CN103816743A true CN103816743A (en) | 2014-05-28 |
| CN103816743B CN103816743B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410043807.3A Expired - Fee Related CN103816743B (en) | 2012-06-29 | 2012-06-29 | A kind of phosphorus steam dust removing device realizes the method that high-purity phosphorus reclaims |
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Citations (6)
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| JPS60110315A (en) * | 1983-11-18 | 1985-06-15 | Mitsubishi Heavy Ind Ltd | Bag filter |
| JP2003065030A (en) * | 2001-08-24 | 2003-03-05 | Koji Iizuka | Rotary filter type particulate removal device |
| CN1480239A (en) * | 2003-08-08 | 2004-03-10 | 暴辰生 | Filtration type gas separation and purification equipment with rapid moving filtering layer |
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| CN101829461A (en) * | 2009-03-13 | 2010-09-15 | 北京柯林柯尔科技发展有限公司 | Method and device for purifying furnace gas generated by producing phosphoric acid through blast furnace process |
| CN201664557U (en) * | 2010-04-19 | 2010-12-08 | 上虞市锐新环境设备有限公司 | Welding fume purifier |
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2012
- 2012-06-29 CN CN201410043807.3A patent/CN103816743B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60110315A (en) * | 1983-11-18 | 1985-06-15 | Mitsubishi Heavy Ind Ltd | Bag filter |
| JP2003065030A (en) * | 2001-08-24 | 2003-03-05 | Koji Iizuka | Rotary filter type particulate removal device |
| RU2251445C2 (en) * | 2003-07-18 | 2005-05-10 | Государственное образовательное учреждение Воронежская государственная технологическая академия | Cyclonic filter |
| CN1480239A (en) * | 2003-08-08 | 2004-03-10 | 暴辰生 | Filtration type gas separation and purification equipment with rapid moving filtering layer |
| CN101829461A (en) * | 2009-03-13 | 2010-09-15 | 北京柯林柯尔科技发展有限公司 | Method and device for purifying furnace gas generated by producing phosphoric acid through blast furnace process |
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| 白天和编著: "《热法加工磷的化学及工艺学》", 31 December 2001, 云南科技出版社, article "热法加工磷的化学及工艺学" * |
| 郝晓地等: "磷回收技术的研发现状及发展趋势", 《环境科学学报》, vol. 30, no. 05, 31 May 2010 (2010-05-31) * |
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| CN103816743B (en) | 2016-08-17 |
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Address after: Lishui District of Nanjing City, Jiangsu province 211219 Honglan Town Industrial Zone Phoenix Wells Road No. 23 Applicant after: Zou Yueming Address before: 213000 Tongjiang City, Jiangsu Province, North Road, No. 600 middle Jiangsu Yangtze River plastics market, building No. 9, No. 15, No. Applicant before: Zou Yueming |
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Address after: 225321 Taizhou, Zhejiang Province, the Yangtze River in the southern port of the Yangtze River Road, No. 36 Patentee after: Zou Yueming Address before: Lishui District of Nanjing City, Jiangsu province 211219 Honglan Town Industrial Zone Phoenix Wells Road No. 23 Patentee before: Zou Yueming |
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