CN202186913U - Electric flocculation device adopting external circulation stirring and movable electrode - Google Patents
Electric flocculation device adopting external circulation stirring and movable electrode Download PDFInfo
- Publication number
- CN202186913U CN202186913U CN2011202081255U CN201120208125U CN202186913U CN 202186913 U CN202186913 U CN 202186913U CN 2011202081255 U CN2011202081255 U CN 2011202081255U CN 201120208125 U CN201120208125 U CN 201120208125U CN 202186913 U CN202186913 U CN 202186913U
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- housing
- electric flocculation
- positive plate
- movable electrode
- pipe
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Abstract
The utility model discloses an electric flocculation device adopting external circulation stirring and a movable electrode. The electric flocculation device comprises a housing, positive plates and negative plates, wherein the positive plates and the negative plates are mounted in the housing and connected with one another through a voltage converter; the positive plates are connected with a fixing shaft; the bottom end of the fixing shaft is arranged at the bottom of the housing; the top end of the fixing shaft is connected with the voltage converter through a rotating rotor; each positive plate corresponds to a water distribution head; an external circulation pipe connected with the water distribution head is arranged outside the housing; a circulating pump is arranged on the external circulation pipe; a water outlet pipe is connected to the upper part of the housing; a water inlet pipe and a dredge pipe are connected to the lower part of the housing; an electric flocculation reaction zone is formed between the negative plates and the positive plates; and an electric flocculation settling zone is formed between the negative plates and the inner side of the housing. The electric flocculation device can be used for treating heavy metal waste water without shunting, so as to degrade and recycle heavy metal as well as reduce the indexes of pollutants such as phosphorus and salinity. The electric flocculation device provided by the utility model has advantages of simplicity, convenience in manufacture, small occupied area, low energy consumption, high treating efficiency and low water outlet turbidity.
Description
Technical field
The utility model relates to the sewage treatment equipment technical field, relates in particular to the electric flocculation plant that movable electrode is stirred in a kind of outer circulation of handling heavy metal wastewater thereby.
Background technology
Heavy metal wastewater thereby mainly is electroplating wastewater, refinery effluent and mine wastewater.The waste water that contains these heavy metals enters rivers,lakes and seas, will make water pollution, destroys the ecosystem, seriously is detrimental to health and production agriculture, fishery.
Electric flocculation technique is the model electrochemical treatment technology that grows up recent years, dependence be electrochemical principle, being of wide application of it mainly is many in sector applications such as plating, chemical industry, machinery, metallurgy, mining, batteries.At present, adopt dividing technology mostly, carry out chemical treatment alone for heavy metal wastewater thereby; The enterprise's shunting that has in the actual life is incomplete, even is not shunted at all, causes the phenomenon of heavy metal, inner complex coexistence; Because various ionic sedimentation ph are different, caused simple chemical settling can not satisfy the requirement of discharging, in reaction process, there is the problem of repeatedly regulating ph; Cause the huge waste of the energy thus, heavy metal can effectively not recycled.
And present electric flocculation technique equipment is only applicable to the wastewater treatment after shunting, to undesirable without the heavy metal containing wastewater treatment effect of shunting.
The utility model content
The utility model technical problem to be solved provides a kind of electric flocculation plant that stirs movable electrode without the outer circulation of the heavy metal wastewater thereby of shunting of handling; Make it when handling contents of many kinds of heavy metal ion, can reduce salinity in the waste water, organic content, to reach the purpose of waste water recycling.
The utility model solves the problems of the technologies described above with following technical scheme:
The electric flocculation plant of movable electrode is stirred in the utility model outer circulation; Comprise housing 1 and be installed in the housing 1 and by electric pressure converter 13 being connected with movable anode plate 3 and not movable negative plate 4, positive plate 3 forms with stationary shaft 16 and is connected, and the bottom of stationary shaft 16 is installed in housing bottom; The top is connected with electric pressure converter 13 through rotor 12; Every positive plate 3 corresponding water distribution heads 17, housing 1 outside is provided with the outer circulating tube 11 that is connected with water distribution head 17, and outer circulating tube 11 is provided with recycle pump 10; The top of housing 1 picks out water pipe 6, and the bottom connects water inlet pipe 5 and shore pipe 9; Form electric flocculation reaction district 15a between negative plate 4 and the positive plate 3, form electric flocculation sediment district 15b between negative plate 4 and housing 1 inboard.
Said negative plate 4 usefulness insulating support rods 2 are fixed on housing 1 inboard, and removable joint 14 is equipped with in its top and electric pressure converter 13 junctions.
The beneficial effect of the utility model electricity flocculation plant is: heavy metal wastewater thereby can directly be handled without shunting, the phosphorus of having degraded again when heavy metal is reclaimed in degraded, the salt pollutent index of grading; Equipment is simple, and is easy to make, and environmental pollution is little, and floor space is little, and energy consumption is low, and treatment effect is good, and cost is low.
The removable pollutent of the utility model is extensive, and the PH scope that is suitable for is wide, can overcome the insoluble problem of chemical Treatment; Reduced the adjusting of ph value in the experimentation, reduced cost, formed sediment is closely knit; Clarifying effect is good, makes the water after the processing recirculation be used in former operation.
Description of drawings
Fig. 1 is the structural representation that the electric flocculation plant of movable electrode is stirred in the utility model outer circulation.
Fig. 2 is the structural representation of slab anode plate.
Fig. 3 is the structural representation of cellular type positive plate.
Among the figure:
1, housing; 2, insulation support plate; 3, positive plate; 4, negative plate; 5, water inlet pipe; 6, rising pipe; 7, valve; 8, support; 9, shore pipe; 10, recycle pump; 11, circulation line; 12, rotor; 13, voltage convertor; 14, removable joint; 15a, electric flocculation reaction district; 15b, electric flocculation sediment district; 16, stationary shaft; 17, water distribution head; 18, cellular type positive plate; 19 slab anode plates.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explain.
The electric flocculation plant of movable electrode is stirred in the utility model outer circulation; The movable anode plate 3 and movable negative plate 4 that comprise housing 1 and be installed in the housing 1 and connect by electric pressure converter 13, positive plate 3 is connected with stationary shaft 16 formation, and the bottom of stationary shaft 16 is installed in housing bottom; The top is connected with electric pressure converter 13 through rotor 12; Every positive plate 3 corresponding water distribution heads 17, housing 1 outside is provided with the outer circulating tube 11 that is connected with water distribution head 17, and outer circulating tube 11 is provided with recycle pump 10; The top of housing 1 picks out water pipe 6, and the bottom connects water inlet pipe 5 and shore pipe 9; Form electric flocculation reaction district 15a between negative plate 4 and the positive plate 3, form electric flocculation sediment district 15b between negative plate 4 and housing 1 inboard.
The utility model utilizes electric pressure converter 13 to produce pulsed current, and electric throwing out takes place, and produces precipitation of hydroxide when electric flocculation reaction takes place, and reaches the effect of removing heavy metal ion.Housing 1 inner positive plate 3 is a movable electrode; What positive plate 3 adopted is the ferroelectric utmost point, connects through stationary shaft 16, has prevented the skew that electrode produces in rotation process effectively; Negative plate 4 adopts the titanium material to process; And being fixed on the inboard of housing 1 through insulating support rod 2, removable joint 14 is equipped with in its top and electric pressure converter 13 junctions, is convenient to pole plate and changes.Positive plate 3 is equipped with rotor 12 with electric pressure converter 13 junctions, is convenient to positive plate 3 and rotates every positive plate 3 corresponding water distribution heads 17 under the impellent of circulating water flow outside; Guarantee the rotation of positive plate 3 with this, change the distance between the cathode-anode plate, change the size of electric current through rotation; Play the effect of pulse, the housing 1 outside outer circulating tube 11 that connects is through recycle pump 10 circulations; Reach churned mechanically effect; Negative plate 4 is separated into two zones with electric flocculation plant effectively, and promptly electric flocculation reaction district 15a and electric flocculation sediment district 15b are in the experiment reaction process; Effectively reaction is produced mud and hold back, reduced the turbidity of water outlet.Housing 1 right side upper and lower ends is equipped with rising pipe 6 and shore pipe 9 respectively; Water inlet pipe 5 is equipped with in the bottom, left side, and all through valve 7 trip switchs, support 8 is equipped with in housing 1 bottom; Housing 1 bottom is convenient to bottom mud and is discharged through shore pipe 9 with water flows towards shore pipe 9 mouth of pipe directions inclination 15 degree in addition.
The utility model electricity flocculation plant is the open type conversion unit, and equipment adopts stainless steel or pp material.The positive plate 3 that adopts can be slab anode plate 19 (as shown in Figure 2) or cellular type positive plate 18 (as shown in Figure 3); Its top is parallel with the nose end that reactor shell picks out water pipe; Negative plate is 1: 5 with the both sides outer wall two segment distances ratio of reactor drum, and just electric flocculation sediment district: electric flocculation reaction district is 1: 5, and water inlet is 1: 2 with the water yield ratio of recirculated water; Such internal circulating load just in time can make reactor drum mix fully, has reduced the impact of recirculated water to settling region mud again.
The circulating water flow that the utility model produces through water distribution head; Impact the rotation of positive plate; Drive the rotation of positive plate with this; The corresponding a slice positive plate of each water distribution head rotates, and the rotation of positive plate can prevent effectively that with the impact of circulating water flow battery lead plate from appearing at the fouling polarization phenomena in the course of the work, has reduced the loss of electrode.
Claims (4)
1. the electric flocculation plant of movable electrode is stirred in an outer circulation, comprises housing (1) and is installed in the housing (1) and by positive plate (3) and negative plate (4) that electric pressure converter (13) connects, it is characterized in that; Positive plate (3) forms with stationary shaft (16) and is connected; The bottom of stationary shaft (16) is installed in housing bottom, and the top is connected with electric pressure converter (13) through rotor (12), the corresponding water distribution head (17) of every positive plate (3); Housing (1) outside is provided with the outer circulating tube (11) that is connected with water distribution head (17); Outer circulating tube (11) is provided with recycle pump (10), and the top of housing (1) picks out water pipe (6), and the bottom connects water inlet pipe (5) and shore pipe (9); Form electric flocculation reaction district (15a) between negative plate (4) and the positive plate (3), form electric flocculation sediment district (15b) between negative plate (4) and housing (1) inboard.
2. according to the electric flocculation plant of the said outer circulation stirring of claim 1 movable electrode, it is characterized in that said negative plate (4) is fixed on housing (1) inboard with insulating support rod (2), removable joint (14) is equipped with in its top and electric pressure converter junction.
3. according to the electric flocculation plant of the said outer circulation stirring of claim 1 movable electrode, it is characterized in that housing (1) bottom is to shore pipe (9) direction inclination 15 degree.
4. according to the electric flocculation plant of the said outer circulation stirring of claim 1 movable electrode, it is characterized in that said positive plate (3) is slab anode plate or cellular type positive plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202081255U CN202186913U (en) | 2011-06-20 | 2011-06-20 | Electric flocculation device adopting external circulation stirring and movable electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202081255U CN202186913U (en) | 2011-06-20 | 2011-06-20 | Electric flocculation device adopting external circulation stirring and movable electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202186913U true CN202186913U (en) | 2012-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202081255U Expired - Lifetime CN202186913U (en) | 2011-06-20 | 2011-06-20 | Electric flocculation device adopting external circulation stirring and movable electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202186913U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288185A (en) * | 2013-05-20 | 2013-09-11 | 江苏通瑞环保科技发展有限公司 | Method for heavy metal ion wastewater treatment based on outer circulation electrocoagulation technology |
| CN104709978A (en) * | 2015-02-12 | 2015-06-17 | 北京工商大学 | Rotary cage net type electric flocculation reactor |
| CN114772880A (en) * | 2022-04-13 | 2022-07-22 | 昆明理工大学 | Method for treating heavy metals in organic waste through self-heating aerobic fermentation |
-
2011
- 2011-06-20 CN CN2011202081255U patent/CN202186913U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288185A (en) * | 2013-05-20 | 2013-09-11 | 江苏通瑞环保科技发展有限公司 | Method for heavy metal ion wastewater treatment based on outer circulation electrocoagulation technology |
| CN103288185B (en) * | 2013-05-20 | 2015-07-01 | 江苏通瑞环保科技发展有限公司 | Method for heavy metal ion wastewater treatment based on outer circulation electrocoagulation technology |
| CN104709978A (en) * | 2015-02-12 | 2015-06-17 | 北京工商大学 | Rotary cage net type electric flocculation reactor |
| CN104709978B (en) * | 2015-02-12 | 2018-04-03 | 北京工商大学 | One kind rotation cage net formula electric flocculation reactor |
| CN114772880A (en) * | 2022-04-13 | 2022-07-22 | 昆明理工大学 | Method for treating heavy metals in organic waste through self-heating aerobic fermentation |
| CN114772880B (en) * | 2022-04-13 | 2023-11-14 | 昆明理工大学 | Method for treating heavy metals in organic waste by self-heating type aerobic fermentation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |
|
| CX01 | Expiry of patent term |