CN114163039A

CN114163039A - Wastewater purification device for concentrated new energy aluminum battery production and purification method thereof

Info

Publication number: CN114163039A
Application number: CN202210132248.8A
Authority: CN
Inventors: 何高泉
Original assignee: Shenzhen Jiuli Xinshui Treatment Technology Co ltd
Current assignee: Shenzhen Jiuli Xinshui Treatment Technology Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-03-11
Anticipated expiration: 2042-02-14
Also published as: CN114163039B

Abstract

The invention relates to the technical field of wastewater purification, in particular to a wastewater purification device for concentrated new energy aluminum battery production and a purification method thereof. The device comprises an oxidation unit and a flocculation unit, wherein the flocculation unit comprises a flocculation conveying pipe; the input end of the flocculation conveying pipe is communicated with the output end of the oxidation unit; the bottom of the outer wall of the flocculation conveying pipe is provided with a conveying pipe outlet, and the height of the conveying pipe outlet is higher than that of the input end of the flocculation conveying pipe; one side of the conveying pipe outlet, which is far away from the input end of the flocculation conveying pipe, is provided with a flocculation discharge port; be equipped with servo motor on the one end terminal surface of flocculation conveyer pipe keeping away from the oxidation jar body, be equipped with sealed bearing on the flocculation conveyer pipe other end terminal surface, be equipped with out the liquid rotary pipe in the flocculation conveyer pipe. The mode of screw conveyor has avoided remaining the flocculent material in the flocculation conveyer pipe, has not only improved work efficiency, has also reduced the degree of difficulty of the clean maintenance work of follow-up flocculation conveyer pipe.

Description

Wastewater purification device for concentrated new energy aluminum battery production and purification method thereof

Technical Field

The invention belongs to the technical field of wastewater purification, and particularly relates to a wastewater purification device for concentrated new energy aluminum battery production and a purification method thereof.

Background

With the rapid development of new energy electric vehicles, the demand of new energy aluminum battery structural parts is increasing, the aluminum battery structural parts contain a large amount of stamping oil cutting fluid in the stamping process, the aluminum battery structural parts need to be cleaned by special cleaning agents, the cleaned tank liquor wastewater contains a large amount of emulsion, alkali liquor, surfactant and various impurities, the COD (chemical oxygen demand) of the wastewater is over 10 ten thousands, the emission standard is difficult to treat by a common method, at present, a large amount of tap water is used for blending, the COD is reduced and then the wastewater is discharged, and the treatment mode wastes a large amount of clean water resources, causes great waste and simultaneously does not stop pollutants.

Therefore, more and more enterprises adopt purifier to carry out purification treatment with chemical mode to waste water, and current purifier's purification step mainly includes filtration, pH value neutralization, flocculation and deposit, especially after the flocculation, needs to spend a large amount of time to the flocculent material in aquatic carries out the processing of deposiing to prolong waste water purification time, reduced work efficiency.

Disclosure of Invention

In order to solve the problems, the invention provides a wastewater purification device for production of concentrated new energy aluminum batteries, which comprises an oxidation unit and a flocculation unit, wherein the flocculation unit comprises a flocculation conveying pipe; the input end of the flocculation conveying pipe is communicated with the output end of the oxidation unit; the bottom of the outer wall of the flocculation conveying pipe is provided with a conveying pipe outlet, and the height of the conveying pipe outlet is higher than that of the input end of the flocculation conveying pipe; one side of the conveying pipe outlet, which is far away from the input end of the flocculation conveying pipe, is provided with a flocculation discharge port; a servo motor is arranged on the end face of one end, away from the oxidation tank body, of the flocculation conveying pipe, a sealing bearing is arranged on the end face of the other end of the flocculation conveying pipe, a liquid outlet rotating pipe is arranged in the flocculation conveying pipe, an inner rotating rod is arranged in the liquid outlet rotating pipe, one end of the inner rotating rod is in transmission connection with the output end of the servo motor, the other end of the inner rotating rod is in rotary connection with the sealing bearing, and the inner cavity of the liquid outlet rotating pipe is communicated with a raw material box through the sealing bearing; the inner rotating rod is fixedly connected with the liquid outlet rotating pipe, and liquid outlets are evenly distributed on the liquid outlet rotating pipe; a plurality of groups of conveying blades are distributed on the liquid outlet rotating pipe at equal intervals, the plurality of groups of conveying blades are sequentially connected end to form a spiral structure, and a water filtering net is arranged on each conveying blade.

Further, the oxidation unit comprises an oxidation tank body, an anode electrode plate and a cathode electrode plate; the oxidation tank body is of a cylindrical structure, and the top of the oxidation tank body is provided with a water inlet; the anode plate and the cathode plate are the same in structure and are of fan-shaped structures, and the anode plate and the cathode plate are symmetrically arranged on the inner walls of the two sides of the oxidation tank body.

Further, a water collecting box is fixedly mounted on the inner wall of the bottom of the oxidation tank body, a water outlet pipe is arranged at the bottom of the water collecting box, and the other end of the water outlet pipe is communicated with the input end of the flocculation unit.

Furthermore, the oxidation unit also comprises an oxidation grid, the oxidation grid is positioned in an inner cavity of the oxidation tank body, the oxidation grid is composed of a plurality of groups of vertical pipes distributed in a rectangular array, and two adjacent groups of vertical pipes are communicated through a group of transverse pipes; the vertical pipes and the horizontal pipes are combined to form a three-dimensional net structure.

Furthermore, a group of oxidation grid mounting plates are fixedly mounted at the upper end and the lower end of the three-dimensional net structure, damping shock absorbers are mounted on the two groups of oxidation grid mounting plates, and the other ends of the two groups of damping shock absorbers are fixedly mounted on the inner wall of the top of the oxidation tank body and the outer wall of the top of the water collecting box respectively; the top is a set of fixed mounting has shock dynamo on the oxidation check mounting panel, three-dimensional netted mechanism bottom through a set of pipeline with the box intercommunication that catchments.

Further, the standpipe comprises an oxidation pipe body; the utility model discloses an oxidation pipe body, including oxidation pipe body, fixed mounting is on two sets of oxidation check mounting panels at oxidation pipe body both ends difference fixed mounting, on the outer wall of oxidation pipe body on average the distribution have a plurality of groups infiltration hole, fixed mounting has infiltration hole filter screen in the infiltration hole.

Further, an inner interlayer is arranged in the oxidation pipe body, a plurality of groups of catalytic balls are arranged in an inner cavity of the inner interlayer, an inner net wall is arranged on one side of the inner interlayer close to the central axis of the oxidation pipe body, and the inner net wall is of a grid structure; one side of the inner channel net wall, which is close to the central axis of the oxidation pipe body, is provided with an inner water outlet channel, and the bottom of the inner water outlet channel is communicated with the water collecting box.

Further, a group of stirring units is arranged between every two adjacent groups of conveying blades and each stirring unit comprises a stirring rod; two ends of the stirring rod are respectively and fixedly arranged on the two adjacent groups of conveying blades; a plurality of groups of stirring blade mounting grooves are distributed on the stirring rod at equal intervals, and stirring blade lantern rings are connected in the stirring blade mounting grooves in a rotating mode.

Furthermore, a plurality of groups of stirring blade mounting blocks are distributed on the stirring blade lantern ring in an annular array manner, stirring blade bodies are fixedly mounted on the stirring blade mounting blocks, and included angles are formed between the stirring blade bodies and the stirring blade mounting blocks and are smaller than 90 degrees; the stirring blade body is of a corrugated structure.

A purification method of wastewater for producing concentrated new energy aluminum batteries comprises the following steps:

performing pH neutralization treatment on the wastewater through an oxidation unit to strip acidic harmful substances with the pH value less than 4.5 in the wastewater and raise the pH value of the wastewater to be in the range of 4.5-6.5;

injecting the wastewater after the neutralization of the pH value into a flocculation conveying pipe, then starting a one-way valve, and injecting a flocculation agent in a raw material box into a liquid outlet rotary pipe through a liquid outlet pipe;

the flocculating agent flows into the cavity of the flocculating conveying pipe through the liquid outlet and is fused with the wastewater, so that the ionic potential which is electrically charged and difficult to separate in the wastewater is reduced, the wastewater is in an unstable state and is combined with each other to finally form a solid flocculent substance with a larger volume;

starting a servo motor, driving a spiral structure consisting of a liquid outlet rotating pipe and a plurality of groups of conveying blades to rotate through the servo motor, and pushing purified water and flocculent substances to move towards a flocculent outlet;

when the purified water moves to the outlet of the conveying pipe, the purified water falls through the outlet of the conveying pipe and finally flows into a finished product box;

the flocculent substance continues to advance under the interception of the separation net and finally enters the flocculent collecting box through the flocculent discharge port, and the purification work of the waste water is finished.

The invention has the beneficial effects that:

1. pour into out the liquid into the flocculation agent and change the pipe, flow into in the flocculation conveyer pipe by the liquid outlet again to fuse with waste water, make to have the electrical property and be difficult to the ionic potential who separates in the waste water and reduce, make it be in unstable state, make it combine each other and finally form the great solid-state flocculent substance of volume, then the helical structure who constitutes through a plurality of groups of conveying leaves is with the water purification after the flocculation treatment and the flocculent substance to row the mouth direction of flocculating and remove. The purified water and the flocculent substances are discharged separately in sequence, and the rapid separation of the purified water and the flocculent substances can be realized without precipitation. And the mode through screw conveying has avoided remaining the flocculent material in the flocculation conveyer pipe, has not only improved work efficiency, has also reduced the degree of difficulty of the clean maintenance work of follow-up flocculation conveyer pipe.

2. During the process of neutralizing the pH value of the wastewater, the wastewater firstly enters the oxidation pipe body through the seepage holes, and granular impurities in the wastewater are intercepted by the seepage hole filter screen. Then the waste water can contact with the catalytic ball in the inner interlayer, and the catalyst in the catalytic ball is activated and dissolved in the waste water through the discharge of the anode electrode plate and the cathode electrode plate, so that the strongly acidic harmful substances in the waste water are separated, and the purpose of neutralizing the pH value is achieved. Solid impurities in the wastewater and harmful substances after reaction are intercepted in a seepage hole seepage mode, so that the influence of the substances on subsequent processes such as flocculation and the like is avoided, and the purification effect is improved.

3. The liquid outlet setting of the flocculation agent that will discharge is on going out the liquid rotary pipe, makes it when rotatory, can evenly discharge the flocculation agent to the flocculation conveyer pipe for waste water is when carrying out the flocculation and handling, can carry out the separation of water purification and flocculent structure through the heliciform structure that each group's conveying leaf is constituteed with spiral delivery's mode and discharge, need not to deposit or manual separation, thereby has improved work efficiency.

4. Carry the leaf and carry out the rotation in, can drive the puddler and rotate, because there is the contained angle between stirring leaf body and the stirring leaf installation piece to because the stirring leaf body is the ripple structure, consequently when waste water and flocculating agent and stirring leaf body contact, can promote the stirring leaf body and use the axis of puddler to rotate as the center. Not only realized the stirring mixed function between flocculation agent and the waste water, can also evenly pat the diffusion to each corner of flocculation conveyer pipe in from liquid outlet spun flocculation agent. So that the flocculant and the wastewater are fully fused, thereby improving the flocculation effect of the wastewater.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic view showing a structure of a purification apparatus according to an embodiment of the present invention;

FIG. 2 shows a schematic cross-sectional view of an oxidation canister body according to an embodiment of the invention;

FIG. 3 shows a schematic structural view of an anode electrode plate according to an embodiment of the present invention;

FIG. 4 shows a schematic cross-sectional view of an oxidation pipe body according to an embodiment of the present invention;

fig. 5 shows a schematic cross-sectional view of a connection of a flocculation unit and a flocculation tank according to an embodiment of the present invention;

FIG. 6 shows a schematic cross-sectional view of a flocculation delivery pipe according to an embodiment of the invention;

FIG. 7 shows an enlarged schematic view within circle A of FIG. 6 in accordance with an embodiment of the present invention;

FIG. 8 shows a schematic structural view of a stirring unit according to an embodiment of the present invention;

FIG. 9 shows a schematic view of the connection of a mixing blade body and a mixing blade collar according to an embodiment of the invention.

In the figure: 100. an oxidation unit; 110. oxidizing the tank body; 111. a water inlet; 120. an anode electrode plate; 121. an anode plate body; 122. a discharge tank; 123. a discharge block; 124. a discharge port; 130. a cathode electrode plate; 140. a water collection box; 141. a water outlet pipe; 150. an oxidation grid mounting plate; 151. a damping shock absorber; 152. vibrating a motor; 160. oxidizing the grids; 161. oxidizing the tube body; 162. a water seepage hole; 163. a water seepage hole filter screen; 164. an inner interlayer; 165. a catalytic sphere; 166. inner road net wall; 167. an inner water outlet channel; 200. a flocculation unit; 210. a flocculation conveying pipe; 211. an inlet of the delivery pipe; 212. an outlet of the delivery pipe; 213. a cotton fiber discharging port; 214. sealing the bearing; 215. an isolation net; 220. a servo motor; 230. a liquid outlet rotary pipe; 231. a liquid outlet; 232. an inner rotating rod; 233. a rotating rod connecting block; 240. conveying leaves; 241. a water filtering net; 300. a raw material tank; 310. a one-way valve; 320. a liquid outlet pipe; 400. a wadding collecting box; 500. a finished product box; 600. a stirring unit; 610. a stirring rod; 620. a stirring blade mounting groove; 630. a stirring blade lantern ring; 640. a stirring blade mounting block; 650. the blade body is stirred.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides a wastewater purification device for production of concentrated new energy aluminum batteries, which comprises an oxidation unit 100 and a flocculation unit 200. Illustratively, as shown in fig. 1, the housing of the oxidation unit 100 has a cylindrical structure. The oxidation unit 100 is used for performing oxidation treatment on the wastewater, thereby neutralizing the ph value of the wastewater.

One end of the housing of the flocculation unit 200 is located right below the housing of the oxidation unit 100, and the feeding end of the flocculation unit 200 is communicated with the discharging end of the oxidation unit 100. The flocculation unit 200 is used for flocculating harmful substances in the wastewater.

One side of the shell of the flocculation unit 200 is provided with a raw material tank 300, the discharge end of the raw material tank 300 is provided with a one-way valve 310, the one-way valve 310 is communicated with a liquid outlet pipe 320, and the other end of the liquid outlet pipe 320 is communicated with the inner cavity of the shell of the flocculation unit 200. The raw material tank 300 is used to provide raw material reagents required for flocculation work.

One end of the shell of the flocculation unit 200, which is far away from the oxidation unit 100, is provided with a finished product box 500, the finished product box 500 is provided with a flocculation box 400, and the feed ends of the finished product box 500 and the flocculation box 400 are communicated with the discharge end of the flocculation unit 200. The finished product box 500 is used for collecting waste water after flocculation work, and the flocculation collecting box 400 is used for collecting waste flocs generated during flocculation work.

The oxidation unit 100 includes an oxidation can 110, an anode electrode plate 120, a cathode electrode plate 130, and an oxidation grid 160. For example, as shown in fig. 2, the oxidation tank 110 has a cylindrical structure, and a water inlet 111 is opened at the top of the oxidation tank 110. The anode electrode plate 120 and the cathode electrode plate 130 have the same structure, are both fan-shaped structures, and are symmetrically installed on the inner walls of the two sides of the oxidation tank 110. A water collecting box 140 is fixedly installed on the inner wall of the bottom of the oxidation tank body 110, a water outlet pipe 141 is arranged at the bottom of the water collecting box 140, and the other end of the water outlet pipe 141 is communicated with the feeding end of the flocculation unit 200. The oxidation grid 160 is located in the inner cavity of the oxidation tank 110, the oxidation grid 160 is composed of a plurality of sets of vertical pipes distributed in a rectangular array, and two adjacent sets of vertical pipes are communicated with each other through a set of horizontal pipes. The vertical pipes and the horizontal pipes are combined to form a three-dimensional net structure. Equal fixed mounting in both ends has a set of oxidation check mounting panel 150 about three-dimensional network structure, and is two sets of all install damping bumper shock absorber 151 on the oxidation check mounting panel 150, it is two sets of damping bumper shock absorber 151 other end fixed mounting respectively is in on the top inner wall of the oxidation tank body 110, and on the outer wall of water collection box 140 top. The top is a set of fixed mounting has shock dynamo on the oxidation check mounting panel 150, three-dimensional network structure bottom through a set of pipeline with the box 140 intercommunication that catchments.

The anode electrode plate 120 includes an anode plate body 121. For example, as shown in fig. 3, the anode plate 121 is fixedly mounted on an inner wall of one side of the oxidation tank 110, and the anode plate 121 has a fan-shaped ring structure. A plurality of groups of discharge grooves 122 are distributed on the anode plate body 121 at equal intervals, a plurality of groups of discharge blocks 123 are arranged in each group of discharge grooves 122 at equal intervals, each discharge block 123 is of a rectangular structure, and a group of discharge ports 124 is arranged on the outer wall of each side of each discharge block 123.

The standpipe includes an oxidation pipe body 161. For example, as shown in fig. 4, two ends of the oxidation pipe 161 are respectively and fixedly installed on two sets of oxidation grid installation plates 150, a plurality of sets of water seepage holes 162 are evenly distributed on the outer wall of the oxidation pipe 161, and a water seepage hole filter screen 163 is fixedly installed in each water seepage hole 162. An inner interlayer 164 is arranged in the oxidation pipe body 161, a plurality of groups of catalytic balls 165 are arranged in the inner cavity of the inner interlayer 164, an inner net wall 166 is arranged on one side, close to the central axis of the oxidation pipe body 161, of the inner interlayer 164, and the inner net wall 166 is of a grid structure. One side of the inner net wall 166 close to the central axis of the oxidation pipe body 161 is provided with an inner water outlet channel 167, and the bottom of the inner water outlet channel 167 is communicated with the water collecting box 140.

When performing acid-base oxidation work of wastewater, firstly, the wastewater is injected into the inner cavity of the oxidation tank 110 through the water inlet 111, and the wastewater enters the oxidation pipe body 161 through the water seepage hole 162. Meanwhile, the anode electrode plate 120 and the cathode electrode plate 130 are started, the anode electrode plate 120 and the cathode electrode plate 130 work to release electric ions, then the electric ions are in contact with the catalytic balls 165 and activate the catalyst in the catalytic balls, and the material of the catalyst is not limited to olefin carbon filling materials, so that after the catalyst is fused with the wastewater, strong acidic harmful substances such as heavy metal ions, emulsified oil, benzene, toluene and the like in the wastewater can be subjected to catalytic oxidative decomposition, coagulation, adsorption, complexation, replacement and the like, so that the strong acidic harmful substances can be separated from the wastewater, and the pH value of the wastewater entering the flocculation unit 200 reaches the range of 5.5 +/-1. Realizes the purification treatment of the wastewater. And the anode electrode plate 120 and the cathode electrode plate 130 are made of graphite, so that the acid resistance is improved, and the service life is prolonged.

Because the discharge block 123 is the rectangle structure to all be provided with a set of discharge mouth 124 on every face, consequently make the contact surface of discharge block 123 and waste water increase, also make the position of discharging more three-dimensional, thereby improved the effect of discharging.

In the process of performing the ph neutralization operation of the wastewater, the wastewater is first caused to enter the oxidation pipe body 161 through the seepage holes 162, and the particulate impurities in the wastewater are intercepted by the seepage hole screen 163. Then the wastewater contacts the catalytic balls 165 in the interlayer 164, and the catalyst in the catalytic balls 165 is activated and dissolved in the wastewater through the discharge of the anode electrode plate 120 and the cathode electrode plate 130, so that the strongly acidic harmful substances in the wastewater are separated, and the purpose of pH neutralization is achieved. The mode of permeating through the seepage hole 162 makes solid-state impurity in the waste water and the harmful substance after the reaction all be intercepted, avoids these substances to cause the influence to processes such as subsequent flocculation to purifying effect has been improved.

The flocculation unit 200 includes a flocculation delivery pipe 210 and a discharge pipe 230. Illustratively, as shown in fig. 5 and 6, the flocculation delivery pipe 210 is located right below the oxidation tank 110, and the flocculation delivery pipe 210 is disposed obliquely, and has a lower height near one end of the oxidation tank 110 than at the other end. The top of the outer wall of the flocculation conveying pipe 210 is provided with a conveying pipe inlet 211, and the conveying pipe inlet 211 is positioned right below the oxidation tank body 110 and communicated with the water outlet pipe 141. The bottom of the outer wall of the flocculation conveying pipe 210 is provided with a conveying pipe outlet 212, the conveying pipe outlet 212 is higher than the conveying pipe inlet 211, the conveying pipe outlet 212 is communicated with the finished product box 500 through a group of pipelines, and an isolation net 215 is fixedly installed on the conveying pipe outlet 212. One side of conveyer pipe export 212 keeping away from conveyer pipe import 211 is equipped with row wadding mouth 213, row wadding mouth 213 with collection wadding case 400 intercommunication. The fixed mounting has servo motor 220 on the one end terminal surface of the oxidation jar body 110 is kept away from to flocculation conveyer pipe 210, be equipped with sealed bearing 214 on the other end terminal surface of flocculation conveyer pipe 210, the sealed bearing 214 other end with drain pipe 320 rotates and is connected. The liquid outlet rotating pipe 230 is located in the flocculation conveying pipe 210, and a central axis of the liquid outlet rotating pipe 230 coincides with a central axis of the flocculation conveying pipe 210. One end of the liquid outlet rotating pipe 230 is in transmission connection with the output end of the servo motor 220, the other end of the liquid outlet rotating pipe is in rotation connection with the sealing bearing 214, and the inner cavity of the liquid outlet rotating pipe 230 is communicated with the liquid outlet pipe 320 through the sealing bearing 214. A plurality of groups of conveying blades 240 are distributed on the liquid outlet rotating pipe 230 at equal intervals, and the plurality of groups of conveying blades 240 are sequentially connected end to form a spiral structure. And a stirring unit 600 is fixedly installed between two adjacent groups of the conveying blades 240.

For example, as shown in fig. 7, an inner rotating rod 232 is disposed in the liquid outlet rotating pipe 230, and a central axis of the inner rotating rod 232 coincides with a central axis of the liquid outlet rotating pipe 230. One end of the inner rotating rod 232 is connected with the output end of the servo motor 220 in a transmission way, and the other end of the inner rotating rod 232 is connected with the sealing bearing 214 in a rotating way. The inner rotating rod 232 is fixedly provided with a rotating rod connecting block 233, and the other end of the rotating rod connecting block 233 is fixedly arranged on the inner wall of the liquid outlet rotating pipe 230. Liquid outlets 231 are evenly distributed on the liquid outlet rotating pipe 230. The conveying blade 240 is provided with a water filtering net 241.

The wastewater after the neutralization of the pH value is discharged into a flocculation conveying pipe 210 through a conveying pipe inlet 211, then a one-way valve 310 is started, a flocculating agent in a raw material box 300 is injected into a liquid outlet transfer pipe 230 through a liquid outlet pipe 320, the flocculating agent adopts, but is not limited to, a polyacrylamide reagent with the concentration of 0.1%, and the mass ratio of the flocculating agent to the wastewater is 1: 1500. Then the flocculating agent flows into the cavity of the flocculating duct 210 through the liquid outlet 231 and is fused with the wastewater, so that the ionic potential which is electrically charged and difficult to separate in the wastewater is reduced, the wastewater is in an unstable state, the ionic potential is combined with the ionic potential to finally form a solid flocculent substance with a large volume, and after the wastewater is subjected to flocculation treatment, harmful substances in the wastewater are reduced and the wastewater finally becomes purified water, thereby meeting the discharge requirement. Then, the servo motor 220 is started, the spiral structure composed of the liquid outlet rotating pipe 230 and the plurality of groups of conveying blades 240 is driven to rotate by the servo motor 220, and the purified water and the flocculent substance are pushed to move towards the direction of the flocculent outlet 213. When moved to the delivery pipe outlet 212, the clean water drops through the delivery pipe outlet 212 and eventually flows into the product tank 500. While the floc continues to advance under the interception of the separation net 215 and finally enters the floc collecting tank 400 through the floc discharge port 213. The quick separation of the purified water and the flocculent substance can be realized without precipitation. And the mode through screw transport has avoided remaining the flocculent substance in flocculation conveyer pipe 210, has not only improved work efficiency, has also reduced the clean maintenance work of follow-up flocculation conveyer pipe 210.

The stirring unit 600 includes a stirring rod 610. Illustratively, as shown in fig. 8 and 9, both ends of the stirring rod 610 are respectively fixedly mounted on two adjacent groups of the conveying blades 240. A plurality of groups of stirring blade mounting grooves 620 are equidistantly distributed on the stirring rod 610, the stirring blade mounting grooves 620 are rotationally connected with a stirring blade sleeve ring 630, a plurality of groups of stirring blade mounting blocks 640 are distributed on the stirring blade sleeve ring 630 in an annular array manner, a stirring blade body 650 is fixedly mounted on the stirring blade mounting blocks 640, an included angle is formed between the stirring blade body 650 and the stirring blade mounting blocks 640, and the included angle is smaller than 90 degrees. The stirring blade body 650 is of a corrugated plate structure.

Carry the leaf 240 and carry out the rotation while, can drive the puddler 610 and rotate, because there is the contained angle between stirring leaf body 650 and the stirring leaf installation piece 640 to because stirring leaf body 650 is the ripple structure, consequently when waste water and flocculating agent and stirring leaf body 650 contact, can promote stirring leaf body 650 and use the axis of puddler 610 to rotate as the center. Not only realized the stirring mixed function between flocculent and the waste water, can also be with from liquid outlet 231 spun flocculent evenly patting the diffusion to in each corner of flocculation conveyer pipe 210. So that the flocculant and the wastewater are fully fused, thereby improving the flocculation effect of the wastewater.

On the basis of the device for purifying the wastewater for producing the concentrated new-energy aluminum battery, the embodiment of the invention also provides a method for purifying the wastewater for producing the concentrated new-energy aluminum battery. The purification method comprises the following steps:

neutralizing the pH value of the wastewater by an oxidation unit to strip strong-acid harmful substances in the wastewater and raise the pH value of the wastewater to be within the range of 5.5 +/-1;

and (3) flocculating the wastewater subjected to pH value neutralization treatment to ensure that ions which are electrically charged and difficult to separate in the wastewater are stripped, so that the wastewater is purified into pure water, and the purification work of the wastewater is completed.

Illustratively, the pH neutralization treatment of the wastewater comprises:

firstly, injecting waste water into an inner cavity of an oxidation tank body through a water inlet, and then enabling the waste water to enter an oxidation pipe body through a water seepage hole;

starting an anode electrode plate and a cathode electrode plate, releasing ions through the work of the anode electrode plate and the cathode electrode plate, then contacting the ions with a catalytic ball, activating a catalyst in the catalytic ball, and dissolving the catalyst in wastewater;

specifically, the catalyst is made of, but not limited to, olefin carbon filler;

after the catalyst is fused with the waste water, the acidic harmful substances such as heavy metal ions, emulsified oil, benzene, toluene and the like in the waste water are subjected to catalytic oxidation decomposition, coagulation, adsorption, complexation, replacement and the like, so that the strong acidic harmful substances can be separated from the waste water, and the pH value of the waste water entering the flocculation unit reaches the range of 5.5 +/-1.

Illustratively, the flocculation treatment of the wastewater comprises:

specifically, the flocculating agent is a polyacrylamide reagent with a concentration of 0.1% but not limited, and the mass ratio of the flocculating agent to the wastewater is 1: 1500;

the flocculating agent flows into the cavity of the flocculating conveying pipe through the liquid outlet and is fused with the wastewater, so that the ionic potential which is electrically charged and difficult to separate in the wastewater is reduced, the wastewater is in an unstable state and is combined with each other to finally form a flocculent substance;

specifically, after flocculation treatment, harmful substances in the wastewater are reduced and finally become purified water, so that the discharge requirement is met;

The liquid outlet setting of the flocculation agent that will discharge is on going out the liquid rotary pipe, makes it when rotatory, can evenly discharge the flocculation agent to the flocculation conveyer pipe for waste water is when carrying out the flocculation and handling, can carry out the separation of water purification and flocculent structure through the heliciform structure that each group's conveying leaf is constituteed with spiral delivery's mode and discharge, need not to deposit or manual separation, thereby has improved work efficiency.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a concentrated new forms of energy aluminum cell production is with waste water purification device which characterized in that: comprises an oxidation unit (100) and a flocculation unit (200), wherein the flocculation unit (200) comprises a flocculation conveying pipe (210); the input end of the flocculation conveying pipe (210) is communicated with the output end of the oxidation unit (100); a conveying pipe outlet (212) is formed in the bottom of the outer wall of the flocculation conveying pipe (210), and the height of the conveying pipe outlet (212) is higher than that of the input end of the flocculation conveying pipe (210); a floc discharge port (213) is formed in one side of the conveying pipe outlet (212) far away from the input end of the floc conveying pipe (210); a servo motor (220) is arranged on the end face of one end, away from the oxidation tank body (110), of the flocculation conveying pipe (210), a sealing bearing (214) is arranged on the end face of the other end of the flocculation conveying pipe (210), a liquid outlet rotating pipe (230) is arranged in the flocculation conveying pipe (210), an inner rotating rod (232) is arranged in the liquid outlet rotating pipe (230), one end of the inner rotating rod (232) is in transmission connection with the output end of the servo motor (220), the other end of the inner rotating rod is in rotary connection with the sealing bearing (214), and the inner cavity of the liquid outlet rotating pipe (230) is communicated with a raw material box (300) through the sealing bearing (214); the inner rotating rod (232) is fixedly connected with the liquid outlet rotating pipe (230), and liquid outlets (231) are evenly distributed on the liquid outlet rotating pipe (230); a plurality of groups of conveying blades (240) are distributed on the liquid outlet rotating pipe (230) at equal intervals, the plurality of groups of conveying blades (240) are sequentially connected end to form a spiral structure, and a water filtering net (241) is arranged on each conveying blade (240).

2. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 1, characterized in that: the oxidation unit (100) comprises an oxidation tank body (110), an anode electrode plate (120) and a cathode electrode plate (130); the oxidation tank body (110) is of a cylindrical structure, and the top of the oxidation tank body (110) is provided with a water inlet (111); the anode electrode plate (120) and the cathode electrode plate (130) are identical in structure and are of fan-shaped annular structures, and the anode electrode plate (120) and the cathode electrode plate (130) are symmetrically arranged on the inner walls of the two sides of the oxidation tank body (110).

3. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 2, characterized in that: a water collecting box (140) is fixedly mounted on the inner wall of the bottom of the oxidation tank body (110), a water outlet pipe (141) is arranged at the bottom of the water collecting box (140), and the other end of the water outlet pipe (141) is communicated with the input end of the flocculation unit (200).

4. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 3, characterized in that: the oxidation unit (100) further comprises an oxidation grid (160), the oxidation grid (160) is located in an inner cavity of the oxidation tank body (110), the oxidation grid (160) is composed of a plurality of groups of vertical pipes distributed in a rectangular array, and two adjacent groups of vertical pipes are communicated through a group of horizontal pipes; the vertical pipes and the horizontal pipes are combined to form a three-dimensional net structure.

5. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 4, characterized in that: a group of oxidation grid mounting plates (150) are fixedly mounted at the upper end and the lower end of the three-dimensional net structure, damping shock absorbers (151) are mounted on the two groups of oxidation grid mounting plates (150), and the other ends of the two groups of damping shock absorbers (151) are fixedly mounted on the inner wall of the top of the oxidation tank body (110) and the outer wall of the top of the water collecting box (140) respectively; the top is a set of fixed mounting has shock dynamo on oxidation check mounting panel (150), three-dimensional network structure bottom through a set of pipeline with catchment box (140) intercommunication.

6. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 5, characterized in that: the standpipe includes an oxidation pipe body (161); the utility model discloses an oxidation pipe body, including oxidation pipe body (161), oxidation check mounting panel (150), a plurality of groups infiltration hole (162) of evenly distributed on the outer wall of oxidation pipe body (161), infiltration hole (162) internal fixation has infiltration hole filter screen (163).

7. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 6, characterized in that: an inner interlayer (164) is arranged in the oxidation pipe body (161), a plurality of groups of catalytic balls (165) are arranged in the inner cavity of the inner interlayer (164), an inner channel net wall (166) is arranged on one side, close to the central axis of the oxidation pipe body (161), of the inner interlayer (164), and the inner channel net wall (166) is of a grid structure; one side of the inner channel net wall (166) close to the central axis of the oxidation pipe body (161) is provided with an inner water outlet channel (167), and the bottom of the inner water outlet channel (167) is communicated with the water collecting box (140).

8. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 2, characterized in that: a group of stirring units (600) is arranged between every two adjacent groups of conveying blades (240), and each stirring unit (600) comprises a stirring rod (610); two ends of the stirring rod (610) are respectively and fixedly arranged on the two adjacent groups of conveying blades (240); a plurality of groups of stirring blade mounting grooves (620) are equidistantly distributed on the stirring rod (610), and stirring blade lantern rings (630) are rotationally connected in the stirring blade mounting grooves (620).

9. The wastewater purification device for the production of the concentrated new energy aluminum battery according to claim 8, characterized in that: a plurality of groups of stirring blade mounting blocks (640) are distributed on the stirring blade lantern ring (630) in an annular array manner, stirring blade bodies (650) are fixedly mounted on the stirring blade mounting blocks (640), and included angles are formed between the stirring blade bodies (650) and the stirring blade mounting blocks (640), and the included angles are smaller than 90 degrees; the stirring blade body (650) is of a corrugated structure.

10. A purification method used in a purification apparatus according to any one of claims 1 to 9, characterized in that: the purification method comprises the following steps: