CN204767872U - Yellow phosphorus burner gas dry process dust removal filtration system - Google Patents
Yellow phosphorus burner gas dry process dust removal filtration system Download PDFInfo
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- CN204767872U CN204767872U CN201520377261.5U CN201520377261U CN204767872U CN 204767872 U CN204767872 U CN 204767872U CN 201520377261 U CN201520377261 U CN 201520377261U CN 204767872 U CN204767872 U CN 204767872U
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Abstract
The utility model relates to a dust pelletizing system, in particular to yellow phosphorus burner gas dry process dust removal filtration system. Adopting lie prone the pipeline space limitation problem in ash or the spiral area that compulsory loose ash comes, the problem that ash removal device became invalid to present yellow phosphorus burner gas dry process in removing dust, disclosing a yellow phosphorus burner gas dry process dust removal filtration system, a yellow phosphorus burner gas dry process dust removal filtration system includes heater, intake pipe, filter equipment, outlet duct and controlling means, the intake pipe include the standpipe and violently manage that heater and intake -tube connection set up the jetting device in horizontal pipe below, the jetting device includes two -way nozzle and one -way nozzle, and two -way nozzle and one -way nozzle jetting direction are for violently managing axial direction, and one -way nozzle jetting direction is unanimous with the burner gas flow direction, the jetting device on setting valve, controlling means is connected with the valve. The utility model discloses the deashing effect is very good, convenient to use, and fail safe nature is higher, investment cost is lower, area is few.
Description
Technical field
The utility model relates to dust pelletizing system, particularly a kind of Yellow phosphorus furnace air drying dust removal and filtration system.
Background technology
Phosphorus production is the chemical industry of a kind of high energy consumption, high material-consumption, high pollution.Current phosphorus production technique phosphorus ore, coke and silica raw material is dropped in proportion electric furnace reaction, then carries out spraying cooling to furnace gas and obtain thick phosphorus, and then refine carrying out two-stage in thick phosphorus importing refinery pit, finally obtains yellow phosphorus product.Have the poisonous and harmful substance that quantity is large, kind is many in said process to produce, as waste water, slag, yellow phosphoric tail gas, mud phosphorus etc.So my company releases brand-new technique, Yellow phosphorus furnace gas water wash system is directly become dry method dust.Because yellow phosphorus furnace gas dust adhering is large, easy plugging, in dry-dedusting system, horizontal, horizontal tube that conveying does not purify furnace gas very easily block, and in the design process, the pipeline of these transverse directions or level can not be avoided, due to Yellow phosphorus furnace gas medium particularity, meet air meeting spontaneous combustion, be not easy to very much cleaning after blocking, and cleaning danger is higher.
Existing employing transverse tube apparatus for ash of lying prone carries out block clearing, but is only suitable for the short-range pipeline of Large Diameter Pipeline, for the long pipeline being arranged as transverse direction or minor diameter, uses apparatus for ash of lying prone just very difficult, even cannot use.
Loose apparatus for ash forced by existing employing spiral, and due to the particularity of yellow phosphorus furnace gas, after single-screw uses for a long time, also there is inefficacy after stifled full ash between spiral, adopt double helix, cost of investment is very high, and not easily arranges in the design process, also higher to site requirements.
In original wet method washing yellow phosphorus furnace gas technique, the anti-blocking use water and steam of pipeline rinses, and can be good at anti-blocking, but be not suitable for dry dedusting technology, system can be lowered the temperature by washing process, be unfavorable for filtering, also can produce mud phosphorus, run counter to the basic principle that dry method dust uses.
Utility model content
For above-mentioned current technology Problems existing, the utility model provides a kind of filtration system be applicable to the dedusting of Yellow phosphorus furnace air drying.
The technical solution adopted in the utility model is: a kind of Yellow phosphorus furnace air drying dust removal and filtration system, comprise heater, air inlet pipe, filter, escape pipe and control device, described air inlet pipe comprises vertical tube and transverse tube, heater is connected with air inlet pipe, in transverse tube, below arranges blowing device, described blowing device comprises Bidirectional nozzle and unidirectional nozzle, Bidirectional nozzle and unidirectional nozzle blowing direction are transverse tube axial direction, unidirectional nozzle blowing direction is also consistent with furnace gas flow direction, described blowing device arranges valve, and control device is connected with valve.
Yellow phosphorus furnace gas is after heater process, caking ability between dust declines, temperature keeps certain high temperature range, yellow phosphorus furnace gas enters air inlet pipe, and because yellow phosphorus furnace gas dust adhering is large and the quality cause of self, the accumulation of yellow phosphorus furnace gas dust is bonded in the transverse tube bottom of air inlet pipe, therefore in below the transverse tube of air inlet pipe, blowing device is set, jet to dust stratification, the caliber of blowing device, according to loose ash quantity, technique is determined.
Further, Bidirectional nozzle is arranged near air inlet pipe channel bend place, and unidirectional nozzle is arranged near filter place or between filter and Bidirectional nozzle.
At the position near air inlet pipe elbow, transverse tube arranges Bidirectional nozzle, it is the dust dust stratification for preventing elbow dead angle place, in order to play the optimum efficiency of winding-up, blowing direction except near the nozzle of air inlet pipe elbow be two-way except, the blowing direction of other nozzles is all consistent with the flow direction of yellow phosphorus furnace gas.
Further, the spout of described Bidirectional nozzle and unidirectional nozzle is horizontal blade-like spout.
By the orifice design of nozzle blade-like spout transversely, being to promote the speed of spraying fluid, strengthening the lifting surface area of dust by gas jet, promote winding-up efficiency.
Further, the spout of described Bidirectional nozzle and unidirectional nozzle is semicircle blade-like spout, and described spout outer rim is near transverse tube bottom tube wall.
Except spout being set to horizontal blade-like spout, spout is set to semicircle blade-like spout, by spout outer rim near transverse tube bottom tube wall, also can brings the effect promoting winding-up efficiency.
Further, described blowing device winding-up fluid is nitrogen or inert gas.
Due to Yellow phosphorus furnace gas medium particularity, meet air meeting spontaneous combustion, so fluid that blowing device is jetted is nitrogen or inert gas.
Further, described control device is PLC control device.
Further, described transverse tube arranges pressure sensor, and control device is connected with pressure sensor.
Automatically detect filter pipe negative pressure value by control device and carry out pine ash, transverse tube is installed a pressure sensor, when pipeline have necessarily block time, pipe flow speed can increase, and the negative pressure value of pressure sensor can increase, when increasing to certain numerical value, control device provides signal, and use automatic valve automatically to carry out pine ash to pipeline, security reliability is high, automaticity is high, and labour cost is low.
Further, described blowing device arranges valve, described valve is automatic valve.
Automatic valve can be pneumatic operated valve, motor-driven valve and electromagnetic impulse valve, selectes according to technological requirement, also automatically carries out timing pine ash to pipeline by control device, point interval time is set in program, automatically open automatic valve pine ash, security reliability is high, and labour cost is low.
Further, described blowing device arranges valve, described valve is manually-operated gate.
Can adopt manually-operated gate, pine ash is opened in artificial timing, and good economy performance, invests lower.
The beneficial effects of the utility model are:
1, ash-removal effect is very good.Lie prone compared with apparatus for ash with transverse tube, native system deashing can not by the restriction in space, compared with forcing loose apparatus for ash with spiral, native system can not exist and uses Problem of Failure for a long time, and than adopting double helix, cost of investment is lower, less demanding to place, be applicable to multiple occasion, the dust stratification in pipeline can be made to decline 95%.
2, native system is easy to use, and security reliability is higher.Adopt and automatically control, according to the valve of overpressure automatic shutter blowing device or timing automaticly carry out jetting deashing.
3, cost of investment is lower.Can adopt manually-operated gate or automatic valve, timing pine ash, good economy performance, invests lower.
4, floor space is few.Native system compact conformation, floor space is few.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of Yellow phosphorus furnace air drying dust removal and filtration system;
Fig. 2 is the side view of Bidirectional nozzle;
Fig. 3 is the top view of Bidirectional nozzle;
Fig. 4 is the side view of unidirectional nozzle;
Fig. 5 is the top view of unidirectional nozzle;
Fig. 6 is the schematic diagram of horizontal direction blade-like spout;
Fig. 7 is the schematic diagram of semicircle blade-like spout.
Detailed description of the invention
Specifically describe embodiment below in conjunction with accompanying drawing to set forth further the utility model.
Embodiment one: as Fig. 1-7, a kind of Yellow phosphorus furnace air drying dust removal and filtration system, comprise heater 1, air inlet pipe 2, yellow phosphorus furnace gas filter 3, escape pipe 4 and control device 5, described air inlet pipe 2 comprises vertical tube, transition conduit and transverse tube 21, heater 1 is connected with air inlet pipe 2, arrange blowing device 6 in below transverse tube 21, the caliber of blowing device, according to loose ash quantity, technique is determined.Lie prone compared with apparatus for ash with transverse tube, blowing device 6 deashing can not by the restriction in space, compared with forcing loose apparatus for ash with spiral, long-time use can not be there is in native system, there is the problem lost efficacy after stifled full ash between spiral, than employing double helix, cost of investment is lower, and less demanding to place, is applicable to multiple occasion.
Described blowing device 6 comprises Bidirectional nozzle 61 and unidirectional nozzle 62, Bidirectional nozzle 61 and unidirectional nozzle 62 blowing direction are transverse tube 21 axial direction, unidirectional nozzle 62 blowing direction is also consistent with furnace gas flow direction, the spout of Bidirectional nozzle 61 and unidirectional nozzle 62 is horizontal blade-like spout, certainly, described Bidirectional nozzle 61 and the spout of unidirectional nozzle 62 also can be semicircle blade-like spout, also can bring the effect promoting winding-up efficiency.Described spout outer rim is near transverse tube 21 bottom tube wall, described blowing device 6 arranges valve 7, control device 5 is connected with valve 7, Bidirectional nozzle 61 is arranged near air inlet pipe 2 channel bend place, unidirectional nozzle 62 is arranged near filter 3 place with between filter 3 and Bidirectional nozzle 61, and blowing device 6 blowing gas are high pressure nitrogen or inert gas.
Yellow phosphorus furnace gas from electric furnace is first through heater 1, after processing through heater 1, caking ability between dust reduces, yellow phosphorus furnace gas enters air inlet pipe 2 after remaining on certain temperature range, air inlet pipe 2 comprises vertical tube, transition conduit and transverse tube 21, yellow phosphorus furnace gas is through vertical tube, transverse tube 21 is entered after transition conduit, yellow phosphorus furnace gas dust adhering is large, very easily accumulate in transverse tube 21, blocking, so arrange blowing device 6 in transverse tube 21, dust is accumulate the bottom in transverse tube 21 substantially, so blowing device 6 to be arranged at equally the bottom near transverse tube 21, the spout of Bidirectional nozzle 61 and unidirectional nozzle 62 is set to horizontal blade-like spout, the spout of nozzle is set to horizontal blade-like spout, to promote the speed of spraying fluid, strengthen the lifting surface area of dust by gas jet, promote winding-up efficiency.Transverse tube 21 is provided with pressure sensor 8, blowing device 6 arranges valve 7, this valve 7 is automatic valves, automatic valve can be pneumatic operated valve, motor-driven valve and electromagnetic impulse valve, select according to technological requirement, PLC control device is connected with valve 7 and pressure sensor 8, in the present embodiment, adopts the automatic valve associated with pressure sensor 8.When pipeline have necessarily block time, pipe flow speed can increase, and the negative pressure value of pressure sensing 8 can increase, and when increasing to certain numerical value, PLC provides signal, and use automatic valve automatically to carry out pine to pipeline grey, security reliability is high, and automaticity is high, and labour cost is low.
The present embodiment arranges blowing device 6 exactly in transverse tube, the spout of blowing device 6 is arranged on lower end in transverse tube 21 pipeline, the easy deposition region of dust, use high-pressure inert gas that ducted dust is blown pine, being taken away blowing the dust after pine by air-flow, preventing transverse tube or horizontal pipe dust deposit blocking pipe.
Embodiment two: not being both of the present embodiment and embodiment one, the present embodiment valve 7 adopts timing automatic valve, and timing carries out deashing process to transverse tube 21.
The ash-removal effect of native system is very good, dust stratification amount before comparing, and dust stratification amount can be allowed to decline 95%; Easy to use, security reliability is higher; Cost of investment is lower; Native system compact conformation, floor space is few.
Claims (10)
1. a Yellow phosphorus furnace air drying dust removal and filtration system, comprise heater (1), air inlet pipe (2), filter (3), escape pipe (4) and control device (5), described air inlet pipe (2) comprises vertical tube, transition conduit and transverse tube (21), heater (1) is connected with air inlet pipe (2), it is characterized in that: in transverse tube (21), below arranges blowing device (6), described blowing device (6) comprises Bidirectional nozzle (61) and unidirectional nozzle (62), Bidirectional nozzle (61) and unidirectional nozzle (62) blowing direction are transverse tube (21) axial direction, unidirectional nozzle (62) blowing direction is also consistent with furnace gas flow direction, described blowing device (6) arranges valve (7), control device (5) is connected with valve (7).
2. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, it is characterized in that: Bidirectional nozzle (61) is arranged near air inlet pipe (2) channel bend place, and unidirectional nozzle (62) is arranged near filter (3) place or between filter (3) and Bidirectional nozzle (61).
3. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, is characterized in that: described Bidirectional nozzle (61) and the spout of unidirectional nozzle (62) are horizontal direction blade-like spout.
4. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, it is characterized in that: described Bidirectional nozzle (61) and the spout of unidirectional nozzle (62) are Roound edge shape spout, and described spout outer rim is near transverse tube (21) bottom tube wall.
5. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, is characterized in that: described blowing device (6) winding-up fluid is nitrogen or inert gas.
6. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, is characterized in that: described control device (5) is PLC control device.
7. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, it is characterized in that: on described transverse tube (21), arrange pressure sensor (8), control device (5) is connected with pressure sensor (8).
8. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, is characterized in that: described valve (7) is automatic valve.
9. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 8, is characterized in that: described automatic valve is magnetic valve or electromagnetic impulse valve or pneumatic operated valve.
10. a kind of Yellow phosphorus furnace air drying dust removal and filtration system according to claim 1, is characterized in that: described valve (7) is manually-operated gate.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115143794A (en) * | 2022-06-14 | 2022-10-04 | 成都易态科技有限公司 | Flue gas filtering and dust removing equipment and filter element regeneration method thereof |
CN115164605A (en) * | 2022-06-14 | 2022-10-11 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
CN115371445A (en) * | 2022-06-14 | 2022-11-22 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
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2015
- 2015-06-03 CN CN201520377261.5U patent/CN204767872U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115143794A (en) * | 2022-06-14 | 2022-10-04 | 成都易态科技有限公司 | Flue gas filtering and dust removing equipment and filter element regeneration method thereof |
CN115164605A (en) * | 2022-06-14 | 2022-10-11 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
CN115371445A (en) * | 2022-06-14 | 2022-11-22 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
CN115143794B (en) * | 2022-06-14 | 2024-08-02 | 成都易态科技有限公司 | Flue gas filtering and dust removing equipment and filter element regeneration method thereof |
CN115164605B (en) * | 2022-06-14 | 2024-08-02 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
CN115371445B (en) * | 2022-06-14 | 2024-08-02 | 成都易态科技有限公司 | Yellow phosphorus flue gas purification system and industrial kiln flue gas purification device |
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