CN202054647U - Immersed iron carbon micro-electrolysis reactor - Google Patents

Immersed iron carbon micro-electrolysis reactor Download PDF

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Publication number
CN202054647U
CN202054647U CN2011201803165U CN201120180316U CN202054647U CN 202054647 U CN202054647 U CN 202054647U CN 2011201803165 U CN2011201803165 U CN 2011201803165U CN 201120180316 U CN201120180316 U CN 201120180316U CN 202054647 U CN202054647 U CN 202054647U
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China
Prior art keywords
reactor
porous
iron
carbon micro
iron carbon
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Expired - Fee Related
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CN2011201803165U
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Chinese (zh)
Inventor
钱盘生
沈云飞
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Jiangsu Jinshan Environmental Protection Technology Co.,Ltd.
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JIANGSU JINSHAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
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Abstract

The utility model discloses an immersed iron carbon micro-electrolysis reactor which is characterized in that the immersed iron carbon micro-electrolysis reactor comprises a reactor barrel (1); a plurality of porous cylinders (4) are arranged in the reactor barrel (1); iron carbon fillers are arranged in the porous cylinders (4); a center cylinder (15) is arranged in each porous cylinder (4); a stirrer (14) is arranged in each center cylinder (15); a rotating shaft (11) is arranged in each porous cylinder (4); each rotating shaft (11) is provided with a blade (16); a water inlet pipe (9) is arranged at the lower part of the reactor barrel (1); and a water outlet pipe (2) is arranged at the upper part of the reactor barrel (1). After the immersed iron carbon micro-electrolysis reactor is adopted, the common problems of blockage, hardening, passivation and the like of an iron carbon bed layer of the existing iron carbon micro-electrolysis reactor are solved, and the defect of high energy consumption caused by that for the conventional iron carbon micro-electrolysis reactor, wastewater and iron carbon are placed in a revolving drum and rotate together to treat the wastewater is overcome. The immersed iron carbon micro-electrolysis reactor has the advantages of compact structure, small occupied area, short reaction retention period, low energy consumption and the like.

Description

A kind of immersion iron-carbon micro-electrolysis reactor
Technical field
The utility model belongs to the environmental engineering technical field of waste water processing, and specifically a kind of electrochemical method is handled the device of waste water.
Background technology
Along with industrialization development, more and more difficult degradations and poisonous and harmful waste water have appearred, and environmental emission standard is also along with era development requires more and more higher.Micro electrolysis tech is handled difficult degradation and the poisonous and harmful waste water advantage that possesses skills, and little electrolysis and biochemical associated treatment used water difficult to degradate have advantages such as cost is low, effective, workable.Micro electrolysis tech is all having good technical effect aspect the processing such as dyeing waste water, coking chemical waste water, agricultural chemicals waste water, unicircuit waste water, fluorine-containing arsenic-containing waste water.
The iron-carbon micro-electrolysis principle is: two kinds of current potential different substancess of iron carbon form galvanic cell in ionogen, colloidal particle and pollutent produce electrophoresis under the electric microfield effect, redox reaction takes place on electrode.Reaction product (Fe 2+, [H]) redox reaction or reduction reaction further take place, also flocculate simultaneously, effects such as absorption, co-precipitation are converted into the micromolecular compound of easy degraded with the organism of difficult degradation, poisonous inorganics is converted into low toxicity or nontoxic inorganics precipitation or co-precipitation removes.
At some oxidations of iron filings surface deposition, reduzate, make caking, passivation mutually between the iron filings after the long-time running of iron-carbon micro-electrolysis reactor, hinder iron anode and further react, treatment effect descends.At the problems referred to above, many micro-electrolysis reactors have been developed both at home and abroad.Mainly contain two aspects: an aspect is that the reaction of iron carbon is filler modified, as Chinese patent (application number) 201010150149.X, 200910198816.9 and 200910181534.8 disclosed methods; Be structure setting or fluidised form setting on the one hand, as Chinese patent (application number) 201020199670.8,201020000374.0,02252471.1.Iron carbon bed stops up, hardens, the problem of passivation but present known micro-electrolysis reactor often runs in use, and existing micro-electrolysis reactor can't finely solve, and still is unfavorable for the long-time running of system.
Summary of the invention
The purpose of this utility model is exactly at above-mentioned the deficiencies in the prior art, a kind of compact construction is provided, floor space is little, the long-time running of iron carbon bed can not hardened, passivation, iron carbon does not separate, and reaction time is short, the immersion iron-carbon micro-electrolysis reactor that energy consumption is low.
The technical solution adopted in the utility model is as follows:
A kind of immersion iron-carbon micro-electrolysis reactor, it is characterized in that it comprises reactor shell, be provided with a plurality of porous tubes in the described reactor shell, be placed with the iron carbon filler in the porous tube, in the middle of each porous tube, be provided with central tube, in the described central tube agitator is installed, in described each porous tube rotating shaft is installed all, blade is installed in the rotating shaft, and the bottom of described reactor shell is provided with water inlet pipe, and its top is provided with rising pipe.
Be provided with four porous tubes in the described reactor shell, four porous tube inside are separated into five cavitys by four blocks of porous plectanes respectively, and each cavity is passed in described rotating shaft respectively, and is provided with blade in each cavity.
Described central tube internal diameter is 1/6~1/3 of a reactor shell internal diameter, and hypotenuse inclination angle, lower end is 45 °
Be provided with the multiple tracks dividing plate in the described reactor shell from top to bottom, described porous tube and central tube all are fixedly mounted on the dividing plate.
Described agitator is arranged on the top of central tube.
The bottom of described reactor shell is provided with water distribution board, and water distribution board is provided with a plurality of posticums, these posticums are corresponding respectively be positioned at each porous tube under, its aperture is Φ 5~Φ 20mm.
The reactor shell inwall of described water distribution board top is provided with inlet pipe.
The bottom of described reactor shell is provided with blow-off pipe.
Be placed with the iron carbon filler of 50~70% volume ratios in the described porous tube, the iron carbon granules directly is 1.5~3mm.
Circularhole diameter is Φ 5~Φ 20mm on described porous tube, the porous plectane, and the circular hole spacing is 5~30mm, liner non-woven fabrics filter cloth or aperture 14~20 purposes, 315 stainless steel filter plates.
The beneficial effects of the utility model have:
Problems such as the common iron carbon bed of existing iron-carbon micro-electrolysis reactor stops up, hardens, passivation have been solved, thereby overcoming in the past the iron-carbon micro-electrolysis reactor is placed on waste water and iron carbon to rotate together in the rotary drum and handles waste water and cause the excessive shortcoming of energy consumption, have compact construction, floor space is little, the long-time running of iron carbon bed can not hardened, passivation, iron carbon does not separate, reaction time is short, low power consumption and other advantages.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the cross-sectional view of I-I among Fig. 1.
Fig. 3 is the cross-sectional view of II-II among Fig. 1.
Embodiment
The utility model is further described below in conjunction with accompanying drawing:
As shown in Figure 1, the utility model is provided with centrosymmetric even number porous tube 4 in described reactor shell 1, and the utility model is following to be example so that four porous tubes 4 to be set.Be placed with the iron carbon filler of 50~70% volume ratios in porous tube 4, the iron carbon granules directly is 1.5~3mm.
As shown in Figure 2, be provided with central tube 15 in the middle of four porous tubes 4, central tube 15 internal diameters are 1/6~1/3 of reactor shell 1 internal diameter, and hypotenuse inclination angle, lower end is 45 ° Agitator 14 is installed in central tube 15, and agitator 14 is arranged on the portion on the upper side of central tube 15, and agitator 14 rotates generation negative pressure formation central tube 15 and arrives the circulating water flow of porous tube 4 all around.
In novel four porous tubes 4 of this reality rotating shaft 11 is installed all, porous tube 4 bottoms are fixed in thrust bearing in the lower end of rotating shaft 11, its upper end is equipped with transmitting gear 13, and transmitting gear 13 is connected with the output terminal of electric motor 12, drives rotating shaft 11 by electric motor 12 and rotates.Four porous tube 4 inside are separated into five cavitys by four blocks of porous plectanes 10 respectively, and each cavity that separates is passed in above-mentioned rotating shaft 11 respectively, and are provided with blade 16 in each cavity.All be separated into 3~5 cells in the cavity of porous tube 4 each layers by blade 16.Circularhole diameter is Φ 5~Φ 20mm on porous tube 4, the porous plectane 10, the circular hole spacing be 5~30mm(as shown in Figure 3), liner non-woven fabrics filter cloth or aperture 14~20 purposes, 315 stainless steel filter plates.Rotating shaft 11 is when rotating, and 16 pairs of porous tubes of blade 4 form relative movement, can make the iron carbon filler in the porous tube 4 do relative movement.
For preventing the waste water short circuit, in reactor shell 1, be provided with multiple tracks dividing plate 5 from top to bottom, described porous tube 4 and central tube 15 all are fixedly mounted on the dividing plate 5.
The bottom of reactor shell 1 is provided with water inlet pipe 9, and its top is provided with backwash tube 3, and the bottom of overflow weir sets out water pipe 2.
The bottom of reactor shell 1 is provided with water distribution board 6, and water distribution board 6 is provided with a plurality of posticums, these posticums are corresponding respectively be positioned at each porous tube 4 under, its aperture is Φ 5~Φ 20mm.Reactor shell 1 inwall of water distribution board 6 tops is provided with inlet pipe 7.The bottom of reactor shell 1 is provided with blow-off pipe 8.
Iron carbon filler in the utility model porous tube 4 adds from bottom to top layer by layer with feeding device, and each chamber adds one by one in each floor, and iron carbon filler dosage is 50~70% volume ratios.Be fixed in the rotating shaft 11 during blade 16 assemblings, plectane 10 with holes is fixed on the porous tube 4 when assembling.Blade 16 relative porous tubes 4 relatively rotate during operation, promote iron carbon and are subjected to displacement.Blade 16 is shaped as spirrillum, to reduce the resistance of motion.
Produce negative pressure during the utility model stirrer 14 high-speed stirring, form from central tube 15 to porous tube 4 circulating water flow.Because the circulating water flow effect makes the iron carbon filler be subjected to certain axially lift.Porous tube 4 structure settings reduce iron carbon bed layer pressure; Rotating shaft 11 blades 16 make the displacement of iron carbon filler occurred level direction when rotating.
The utility model is when work, and the water inlet pipe 9 of waste water autoreactor cylindrical shell 1 bottom flows into through water distribution board 6 and enters porous tube 4 iron carbon beds, and air enters porous tube 4 iron carbon beds by the inlet pipe 7 of water distribution board 6 tops.Waste water, the air iron carbon bed of flowing through from bottom to top, three-phase on three-dimensional (waste water, air, iron carbon) is contact fully, carry out momentum transfer, physical and chemical processes such as waste water generation redox, flocculation, precipitation under the electric field action of galvanic cell, difficult degradation pollutent, hazardous and noxious substances are degraded or are removed in the waste water.And iron carbon bed is because structure of reactor characteristics and fluid flow characteristics, do not harden, passivation phenomenon.Throw out is discharged by bottom blow-down pipe 8, and loose iron rust product is discharged by the bottom when back flushing in the iron carbon bed.
Other undeclared part that the utility model relates to is same as the prior art.

Claims (10)

1. immersion iron-carbon micro-electrolysis reactor, it is characterized in that it comprises reactor shell (1), be provided with a plurality of porous tubes (4) in the described reactor shell (1), porous tube is placed with the iron carbon filler in (4), in the middle of each porous tube (4), be provided with central tube (15), agitator (14) is installed in the described central tube (15), rotating shaft (11) all is installed in described each porous tube (4), blade (16) is installed in the rotating shaft (11), the bottom of described reactor shell (1) is provided with water inlet pipe (9), and its top is provided with rising pipe (2).
2. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1, it is characterized in that being provided with in the described reactor shell (1) four porous tubes (4), four porous tubes (4) inside is separated into five cavitys by four blocks of porous plectanes (10) respectively, each cavity is passed in described rotating shaft (11) respectively, and is provided with blade (16) in each cavity.
3. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that described central tube (15) internal diameter is 1/6~1/3 of reactor shell (a 1) internal diameter, and hypotenuse inclination angle, lower end is 45 °
4. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that being provided with in the described reactor shell (1) multiple tracks dividing plate (5) from top to bottom, and described porous tube (4) and central tube (15) all are fixedly mounted on the dividing plate (5).
5. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that described agitator (14) is arranged on the top of central tube (15).
6. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1, the bottom that it is characterized in that described reactor shell (1) is provided with water distribution board (6), water distribution board (6) is provided with a plurality of posticums, these posticums respectively correspondence be positioned at each porous tube (4) under, its aperture is Φ 5~Φ 20mm.
7. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that reactor shell (1) inwall of described water distribution board (6) top is provided with inlet pipe (7).
8. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that the bottom of described reactor shell (1) is provided with blow-off pipe (8).
9. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1 is characterized in that being placed with in the described porous tube (4) the iron carbon filler of 50~70% volume ratios, and the iron carbon granules directly is 1.5~3mm.
10. a kind of immersion iron-carbon micro-electrolysis reactor according to claim 1, it is characterized in that it is Φ 5~Φ 20mm that described porous tube (4), porous plectane (10) are gone up Circularhole diameter, the circular hole spacing is 5~30mm, liner non-woven fabrics filter cloth or aperture 14~20 purposes, 315 stainless steel filter plates.
CN2011201803165U 2011-05-31 2011-05-31 Immersed iron carbon micro-electrolysis reactor Expired - Fee Related CN202054647U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102276018A (en) * 2011-05-31 2011-12-14 江苏金山环保科技有限公司 Immersed iron carbon micro electrolysis reactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102276018A (en) * 2011-05-31 2011-12-14 江苏金山环保科技有限公司 Immersed iron carbon micro electrolysis reactor

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Address after: 214212 Wuxi, Jiangsu Province, Yixing City Industrial Zone, Wan Zhen

Patentee after: Jiangsu Jinshan Environmental Protection Technology Co.,Ltd.

Address before: 214212 Wuxi, Jiangsu Province, Yixing City Industrial Zone, Wan Zhen

Patentee before: Jiangsu Jinshan Environmental Protection Technology Co.,Ltd.

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111130

Termination date: 20130531