CN102021611B - Vacuum cutting method and device for vacuum suction of anode mud from cell bottom - Google Patents

Vacuum cutting method and device for vacuum suction of anode mud from cell bottom Download PDF

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CN102021611B
CN102021611B CN201110006870A CN201110006870A CN102021611B CN 102021611 B CN102021611 B CN 102021611B CN 201110006870 A CN201110006870 A CN 201110006870A CN 201110006870 A CN201110006870 A CN 201110006870A CN 102021611 B CN102021611 B CN 102021611B
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vacuum
anode sludge
bottom land
winning cell
outlet
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CN102021611A (en
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曾兴民
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Xingmin Tech Zhuzhou Co Ltd
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Xingmin Tech Zhuzhou Co Ltd
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Abstract

The invention discloses a vacuum cutting method and a vacuum cutting device for vacuum suction of anode mud from a cell bottom. A winning cell with a hopper-shaped cavity bottom is adopted; the bottom of the hopper-shaped cavity bottom of the winning cell is provided with an anode mud outlet, so that the anode mud is gathered at the anode mud outlet of the bottom of the winning cell; the anode mud outlet is connected with a vacuum suction pipe which is connected with a vacuum separation device; and the anode mud generated by the winning cell passes through the vacuum separation device, is sucked into a vacuum liquid receiving device of the vacuum separation device through the anode mud outlet at the bottom of the hopper-shaped cavity bottom of the winning cell under the vacuum state, flows into a liquid seal device through a gravity mud discharge pipe, and is finally introduced into an anode mud storage tank or a leaching system through a process pump. The winning cell comprises a winning cell provided with a movable sealed cover and an open winning cell. The method and the device can be applied to all electrowinning processes.

Description

Vacuum cut shot method and device from the bottom land vacuum take-off anode sludge
Affiliated technical field
The present invention relates to a kind of Metal smelting method and device, refer in particular to vacuum cut shot method and device that a kind of electrodeposition method is produced, belong to technical field of wet metallurgy.
Background technology
Pure metal such as copper, zinc, nickel adopt electrodeposition method production usually.The anode sludge of electrolytic deposition process association is deposited on the Winning cell bottom land, needs periodic cleaning, otherwise, will cause the anode and cathode short circuit.The process of the cleaning anode sludge is named slotting.
Known Winning cell is a kind of flat-bottom structure.The cut shot method that thereupon produces is after extracting the part negative plate, and at the bottom of the groove face insertion groove, antianode mud carries out the multiple spot suction, the slotting of common name vacuum with vaccum suction pipe.It is characterized in that, from the serious empty suction anode sludge of groove.The defective that this vacuum cut shot method exists is: 1) the slotting workman must will face acid mist directly and corrode in Winning cell groove jacking row slotting operation; 2) receive anode sludge suction nozzle limitation of length, each Winning cell will carry out the multiple spot slotting, and therefore, the slotting time is long, and labour intensity is big; 3) restricted by operation factors, it is muddy that artificial slotting is prone to cause that the anode sludge returns, and pollutes the new liquid of electrodeposition, influences the deposition quality of metal on the negative plate.
Certain electric zinc factory attempts under flat Winning cell condition, through anode sludge outlet and valve are set at bottom land, from bottom land from arranging the anode sludge.But because of the anode sludge forms hardening layer at bottom land, it is very low to arrange anode sludge efficient certainly, so that need frequent stopping production slotting, cause negative electrode zinc metal sheet output to reduce by 5.7%, and the anode sludge that is produced causes heavy corrosion to electrodeposition workshop ground and surface facility.After this electricity zinc factory abolishes this cut shot method, adopt, use till today from the vacuum slotting technology of the serious empty suction anode sludge of groove.
Up to now, the slotting of anode sludge vacuum is continued to use from the artificial cut shot method of the serious empty suction anode sludge of groove always.From the vacuum cut shot method of the bottom land vacuum take-off anode sludge, in disclosed Chinese patent, do not find similar patent.
Summary of the invention
The objective of the invention is, the defective to anode sludge vacuum cut shot method existence formerly proposes a kind of vacuum cut shot method from the bottom land vacuum take-off anode sludge.
Another object of the present invention is to propose a kind of device for carrying out said from bottom land vacuum take-off anode sludge vacuum cut shot method.
The technical scheme that the present invention taked is; A kind of vacuum cut shot method from the bottom land vacuum take-off anode sludge; Adopt the Winning cell of bucket die cavity chamber bottom land, the bottom of bottom land is provided with anode sludge outlet in Winning cell bucket die cavity chamber, and the anode sludge is compiled to the anode sludge outlet of Winning cell bottom land; Anode sludge outlet and vacuum take-off pipe coupling, vaccum suction tube is connected with a vacuum separation unit again; The anode sludge that Winning cell produces passes through vacuum separation unit; The vacuum that the bottom anode mud of bottom land outlet is drawn into vacuum separation unit from Winning cell bucket die cavity chamber under vacuum state receives in the liquid device; Pass through gravity shore pipe influent seal apparatus again, after process pump is sent to anode sludge storage tank or leaching system.On the pipeline between outlet of the anode sludge of Winning cell bottom land and the vaccum suction tube, be provided with vacuum valve, when anode sludge deposit thickness reaches set(ting)value, open with the vacuum valve that anode sludge outlet is communicated with, anode sludge quilt is from bottom land vacuum suction vacuum separation unit; Go up the anode sludge in the Winning cell bucket die cavity chamber region when coming together in anode sludge outlet, through after the emptying of bottom land vacuum take-off, vacuum valve cuts out; Realize vacuum slotting process thus from the bottom land vacuum take-off anode sludge.
The vacuum slotting device from the bottom land vacuum take-off anode sludge according to aforesaid method proposed is: a kind of vacuum slotting device from the bottom land vacuum take-off anode sludge; Comprise a Winning cell; The Winning cell bottom is provided with downward convergent bucket die cavity chamber bottom land; The bottom of bucket die cavity chamber bottom land is provided with anode sludge outlet, and anode sludge outlet is connected with a vacuum separation unit through vaccum suction tube; Be provided with the vacuum mud discharging device in the vacuum separation unit, get rid of the anode sludge that Winning cell produced by the vacuum mud discharging device of vacuum separation unit.
Described bucket die cavity chamber bottom land is that its bottom land gradient is greater than the angle of repose of the anode sludge in the new liquid of electrodeposition at the bottom of a kind of converging channel down; The bottom land lowest part is located in its anode sludge outlet, is opened and closed by vacuum valve control; Vacuum valve is communicated with vacuum separation unit through valve tube.
Described Winning cell comprises the Winning cell and the uncovered Winning cell that are provided with movable closed cell lid.
Described vacuum separation unit comprises vacuum and receives liquid device, gravity mud discharging device and liquid seal device.
Described vacuum receives liquid device, and its sidewall is provided with at least one anode sludge inlet that is communicated with Winning cell bottom vacuum valve; Its top is provided with the outlet that vacuumizes that at least one is communicated with vacuum extractor; Its bottom is provided with at least one anode sludge that is communicated with gravity mud discharging device outlet.
Described gravity mud discharging device can be a gravity shore pipe at least.Described gravity shore pipe, its upper end mouth of pipe is communicated with by the anode sludge outlet of liquid device bottom with vacuum, and its lower end mouth of pipe is immersed in the anode sludge in the liquid seal device all the time; Anode sludge weight in the gravity shore pipe is equal to or greater than the vacuum draft of the upper end mouth of pipe.
Described liquid seal device comprises vacuum breaker, process pump and liquid level signal device, and the liquid level signal device is by setting operation.
Described vacuum extractor, preferably water-jet pump unit or water-ring vacuum pump system.
A kind of from the vacuum cut shot method of the bottom land vacuum take-off anode sludge and the purposes of device, comprise the anode sludge vacuum slotting operation that is applied to all electrolytic deposition process.
Know-why of the present invention and working process are: electrolytic deposition process carries out in a kind of Winning cell that is provided with bucket die cavity chamber bottom land.Be provided with the Winning cell of bucket die cavity chamber bottom land, comprise the Winning cell and the uncovered Winning cell that are provided with movable closed cell lid, adopt positive plate, negative plate and the Winning cell liquid level set.When the new liquid entering of electrodeposition Winning cell, with the metal simple-substance deposition, the non-metal target ion of part deposits on positive plate the metal target ion on negative plate; Through the electrolytic deposition process of setting; Metal target ion dilution in the new liquid of electrodeposition becomes the electrodeposition waste liquid, flows out Winning cell.Along with electrodeposition production is carried out continuously, be deposited on the anode sludge on the positive plate, come off trend Winning cell bottom aggradation from positive plate.Because the bucket die cavity chamber bottom land gradient is greater than the angle of repose of the anode sludge in the new liquid of electrodeposition, the anode sludge outlet of anode sludge trend bucket die cavity chamber bottom land compiles.When anode sludge deposit thickness reaches set(ting)value, to open with the vacuum valve that anode sludge outlet is communicated with, anode sludge quilt is from bottom land vacuum suction vacuum separation unit.In vacuum separation unit, the anode sludge is sent to anode sludge storage tank or leaching system through process pump again through gravity shore pipe influent seal apparatus.Come together in the anode sludge of anode sludge outlet upper area, through after the emptying of bottom land vacuum take-off, vacuum valve cuts out.Realize vacuum slotting process thus from the bottom land vacuum take-off anode sludge.
Advantage of the present invention is:
1, vacuum slotting process does not take the electrodeposition PT, helps increasing electrowinning output.
2, vacuum slotting process is not returned muddyly, eliminates the influence of the anode sludge to the metal target deposition quality.
3, vacuum slotting process automation is eliminated the infringement of electrolytic deposition process acid mist to the slotting workman, the large-scale Winning cell scheme of especially convenient enforcement.
4, the vacuum extractor of vacuum slotting and airtight electrodeposition is integrated, reduces facility investment and place and takies.
5, effectively eliminate the mishandle influence that artificial slotting operation is easy to make vacuum separation unit entering atmospheric pressure state.
Description of drawings
Fig. 1 is a kind of vacuum slotting device synoptic diagram from the bottom land single-point vacuum take-off anode sludge;
Fig. 2 is a kind of vacuum slotting device synoptic diagram from the bottom land multiple spot vacuum take-off anode sludge;
Fig. 3 is a kind of vacuum separation unit synoptic diagram.
Among Fig. 1,1, the electrodeposition waste liquid; 2, liquid level; 3, positive plate; 4, negative plate; 5, the new liquid of electrodeposition; 6, Winning cell; 7, vacuum extractor; 8, water-jet pump unit; 9, vacuum receives liquid device; 10, the anode sludge; 11, bucket die cavity chamber bottom land; 12, vacuum valve; 13, anode sludge outlet; 14, the anode sludge; 15, liquid seal device; 16, gravity mud discharging device; 17, gravity shore pipe; 18, liquid level; 19, vacuum separation unit; 20, valve tube.
Among Fig. 2,21, the anode sludge; 22, bucket die cavity chamber bottom land; 23, vacuum valve; 24, anode sludge outlet; 25, the anode sludge; 26, bucket die cavity chamber bottom land; 27, vacuum valve; 28, anode sludge outlet.
Among Fig. 3,29, vacuumize outlet; 30, anode sludge inlet; 31, anode sludge outlet; 32, process pump; 33, vacuum breaker; 34, anode sludge outlet; 35, liquid level signal device.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further description, but protection scope of the present invention is not limited to the described scope of embodiment.
Can find out from Fig. 1, Fig. 2 and Fig. 3; The present invention is a kind of vacuum cut shot method from the bottom land vacuum take-off anode sludge; A kind of vacuum cut shot method from the bottom land vacuum take-off anode sludge; Adopt the Winning cell 6 of bucket die cavity chamber bottom land, the bottom of bottom land 11 is provided with anode sludge outlet 13 in Winning cell bucket die cavity chamber, and the anode sludge 10 is compiled to the anode sludge outlet 13 of Winning cell bottom land; Anode sludge outlet 13 is connected with vaccum suction tube 20, and vaccum suction tube 20 is connected with a vacuum separation unit 19 again; The anode sludge 10 that Winning cell produces is through vacuum separation unit 19; The vacuum that the bottom anode mud of bottom land 11 outlet 13 is drawn into vacuum separation unit 19 from Winning cell bucket die cavity chamber under vacuum state receives in the liquid device 9; Pass through gravity shore pipe 17 influent seal apparatus 15 again, after process pump is sent to anode sludge storage tank or leaching system.On the pipeline between outlet 13 of the anode sludge of Winning cell bottom land 11 and the vaccum suction tube 20, be provided with vacuum valve 12; When anode sludge deposit thickness reaches set(ting)value; The vacuum valve 12 that is communicated with anode sludge outlet 13 is opened, and the anode sludge 10 quilts are from bottom land vacuum suction vacuum separation unit 19; The anode sludge 10 on coming together in anode sludge outlet 13 in the Winning cell bucket die cavity chamber region, through after the emptying of bottom land vacuum take-off, vacuum valve 12 cuts out; Realize vacuum slotting process thus from the bottom land vacuum take-off anode sludge.。
The vacuum slotting device from the bottom land vacuum take-off anode sludge according to aforesaid method proposed is: a kind of vacuum slotting device from the bottom land vacuum take-off anode sludge; Comprise a Winning cell 6; Winning cell 6 bottoms are provided with downward convergent bucket die cavity chamber bottom land 11; The bottom of bucket die cavity chamber bottom land 11 is provided with anode sludge outlet 13, and anode sludge outlet 13 is connected 19 through vaccum suction tube 20 with a vacuum separation unit; Be provided with the vacuum mud discharging device in the vacuum separation unit 19, get rid of the anode sludge that Winning cell produced by the vacuum mud discharging device of vacuum separation unit 19.
Described Winning cell 6 comprises the Winning cell and the uncovered Winning cell that are provided with movable closed cell lid.
Described vacuum separation unit 19 comprises vacuum and receives liquid device 9, gravity mud discharging device 16 and liquid seal device 15.
Described bucket die cavity chamber bottom land 11 is that its bottom land gradient is greater than the angle of repose of the anode sludge 10 in the new liquid 5 of electrodeposition at the bottom of a kind of converging channel down; The bottom land lowest part is located in its anode sludge outlet 13, is opened and closed by vacuum valve 12 controls; Vacuum valve 12 is communicated with vacuum separation unit 19 through valve tube 20.
Described vacuum receives liquid device 9, and its sidewall is provided with at least one anode sludge that is communicated with Winning cell 6 bottom vacuum valves 12 inlet 30; Its top is provided with that at least one is communicated with vacuum extractor 7 vacuumizes outlet 29; Its bottom is provided with at least one anode sludge that is communicated with gravity mud discharging device 16 outlet 31.
Described gravity mud discharging device 16 can be a gravity shore pipe 17 at least.Described gravity shore pipe 17, its upper end mouth of pipe is communicated with by the anode sludge outlet 31 of liquid device 9 bottoms with vacuum, and its lower end mouth of pipe is immersed under the liquid level 18 of liquid seal device 15 all the time; The anode sludge 14 weight in the gravity shore pipe 17 are equal to or greater than the vacuum draft of the upper end mouth of pipe.
Described liquid seal device 15 comprises vacuum breaker 33, process pump 34 and liquid level signal device 35, and liquid level signal device 35 is by setting operation.
Described vacuum extractor 7 is water-jet pump unit or water-ring vacuum pump system 8.
Know-why of the present invention and working process are: electrolytic deposition process carries out in a kind of Winning cell 6 that is provided with bucket die cavity chamber bottom land 11.Be provided with the Winning cell 6 of bucket die cavity chamber bottom land 11, comprise the Winning cell and the uncovered Winning cell that are provided with movable closed cell lid, adopt positive plate 3, negative plate 4 and the Winning cell liquid level 2 set.When the new liquid 5 entering Winning cells 6 of electrodeposition, with the metal simple-substance deposition, the non-metal target ion of part deposits on positive plate 3 the metal target ion on negative plate 4; Through the electrolytic deposition process of setting; Metal target ion dilution in the new liquid 5 of electrodeposition becomes electrodeposition waste liquid 1, flows out Winning cell 6.Along with electrodeposition production is carried out continuously, be deposited on the anode sludge 10 on the positive plate 3, come off trend Winning cell 6 bottom aggradations from positive plate 3.Because bucket die cavity chamber bottom land 11 gradients are greater than the angle of repose of the anode sludge 10 in the new liquid 5 of electrodeposition, the anode sludge outlet 13 of the anode sludge 10 trend bucket die cavity chamber bottom lands 11 compiles.When the anode sludge 10 deposit thickness reached set(ting)value, the vacuum valve 12 that is communicated with anode sludge outlet 13 was opened, and the anode sludge 13 quilts are from bottom land vacuum suction vacuum separation unit 19.In vacuum separation unit 19, the anode sludge 10 is sent to anode sludge storage tank or leaching system through process pump 32 again through gravity shore pipe 17 influent seal apparatus 15.Come together in the anode sludge and export the anode sludge 10 of 13 upper areas, through after the emptying of bottom land vacuum take-off, vacuum valve 12 cuts out.Realize vacuum slotting process thus from the bottom land vacuum take-off anode sludge.
Obviously, from the vacuum cut shot method of the bottom land vacuum take-off anode sludge and the purposes of device, comprise the anode sludge vacuum slotting operation that is applied to all electrolytic deposition process.As, the vacuum slotting operation of the electrolytic deposition process anode sludge such as zinc electrodeposition, copper electrodeposition and nickel electrodeposition.
Embodiment one:A kind of vacuum slotting device from the bottom land single-point vacuum take-off anode sludge
Fig. 1 is a kind of vacuum slotting device from the bottom land single-point vacuum take-off anode sludge, is made up of Winning cell 6, vacuum separation unit 19 and vacuum extractor 7.The anode sludge 10 of Winning cell 6 is through vacuum valve 12 and vacuum separation unit 19, carries out vacuum take-off from the anode sludge outlet 13 of being located at bucket die cavity chamber bottom land 11.
Can find out that Winning cell 6 is a kind of small-sized Winning cells, only be provided with a bucket die cavity chamber bottom land 11.The bottom land gradient of bucket die cavity chamber bottom land 11 is greater than the angle of repose of the anode sludge 10 in the new liquid 5 of electrodeposition, and from the anode sludge 10 that positive plate 3 splits away off, trend anode sludge outlet 13 compiles.When the settled layer of the anode sludge 10 reaches setting thickness, vacuum valve 12 is opened immediately.Under the vacuum draft effect that water-jet pump unit 8 provides, the anode sludge 10 is through valve tube 20 suction vacuum separation units 19.
Although the barometric point of Winning cell liquid level 2 is enough to make the anode sludge 10 to flow out anode sludge outlet 13, when valve tube 20 is the normal pressure pipe; Ducted air will tend to liquid level 2 come-ups; When bubble passes the settled layer of the anode sludge 10, antianode mud 10 is produced stirring effects, and absorption or carry the anode sludge 10 secretly and get in the new liquid 5 of electrodeposition; It is muddy to cause that the new liquid 5 of electrodeposition returns, and then influences the deposition quality of metal on the negative plate 4.Therefore, in anode sludge outlet 13 vacuum valve 12 being set, and keeping valve tube 20 and vacuum separation unit 19 to be in the vacuum tightness of setting, is very important.
The opening and closing control process of vacuum valve 12, relevant with the design of the bucket die cavity chamber bottom land 11 of the productive rate of the anode sludge 10 and Winning cell 6.The productive rate of the anode sludge 10 is confirmed through the electrodeposition process test.
The gradient parameter of bucket die cavity chamber bottom land 11 is also confirmed through the electrodeposition process test.What be necessary to stress is, for the assorted electric zinc factory in ore source, conscientiously measures the angle of repose of the anode sludge 10 in the new liquid 5 of electrodeposition under the various material conditions, is related to from the last effect of the bottom land vacuum take-off anode sludge.Because the anode sludge of Different Zinc concentrate raw material output, its particle form difference maybe be very big.Such as, when anode sludge particle was sheet structure, its flowability was relatively poor, formed the anode sludge especially easily and hardened.
The vacuum tightness parameter of vacuum separation unit 19, in close relations with sea level elevation.According to the inventor is the anode sludge vacuum slotting experience of design of many household electrical appliances zinc factory and successful Application; Adopt water-jet pump unit 8 that the vacuum draft is provided; And gravity shore pipe 17 upper pipes open heights are set to be lower than Winning cell 6 bottom lands, and operation troubles does not almost appear in anode sludge vacuum slotting system.
Embodiment two:A kind of vacuum slotting device from the bottom land multiple spot vacuum take-off anode sludge
Fig. 2 is a kind of vacuum slotting device from the bottom land multiple spot vacuum take-off anode sludge, is made up of Winning cell 6, vacuum separation unit 19 and vacuum extractor 7.When adopting large-scale Winning cell scheme, implement vacuum slotting technology from the bottom land multiple spot vacuum take-off anode sludge, be better.
Large-scale Winning cell 6 is because size is too big, if adopt single bucket die cavity chamber bottom land structure, the total height of Winning cell maybe be too high, causes the manufacturing cost of Winning cell significantly to raise.Winning cell 6 shown in Figure 2 is provided with 3 bucket die cavity chamber bottom lands 11,22 and 26, and the bottom land gradient of all bucket die cavity chamber bottom lands is all greater than the angle of repose of the anode sludge 10 or 21 or 25 in the new liquid 5 of electrodeposition; The corresponding anode sludge outlet that is provided with is anode sludge outlet 13,24 and 28, and the corresponding vacuum valve that is provided with is a vacuum valve 12,23 and 27.
Vacuum slotting principle from the bottom land multiple spot vacuum take-off anode sludge shown in Figure 2 is the same with embodiment one.From the anode sludge 10,21 and 25 that positive plate 3 splits away off, tend to anode sludge outlet 13,24 and 28 respectively and compile.Settled layer when the anode sludge 10,21 and 25 reaches setting thickness, and vacuum valve 12,23 and 27 is opened synchronously.Under the vacuum draft effect that water-jet pump unit 8 provides, the anode sludge 10,21 and 25 is through valve tube 20 suction vacuum separation units 19.
For large-scale Winning cell, adopt vacuum slotting process program from the bottom land multiple spot vacuum take-off anode sludge, be rich in economic implications more.If the supporting technology that rough vacuum electrodeposition process and mechanically peel negative plate metal refining are set, whole electrolytic deposition process is exactly the cleaner production process of a full-automation, and the anode sludge and electrolytic deposition process acid mist all obtain 100% and recycle.
Embodiment three: onePlant anode sludge vacuum separation unit
Fig. 3 is a kind of anode sludge vacuum separation unit, formed by liquid device 9, gravity mud discharging device 16 and liquid seal device 15 by vacuum, and used vacuum system is the water-ring vacuum pump system.Than the comparatively superior part of conventional vacuum separation unit, be the upper pipes open height of gravity shore pipe 17, be set to be lower than the bottom land height of Winning cell 6.Generally, liquid seal device 15 is arranged on the place that is lower than Winning cell bottom land 5-10 rice.This set can make full use of the potential energy of Winning cell liquid level 2, helps reducing the vacuum draft of vacuum extractor 7, and especially the virtual impedance anode sludge 10 deposits in valve tube 20.Although under the enough big condition of vacuum draft; Receiving liquid device 9 to be arranged on the position that is higher than Winning cell 6 vacuum, is feasible in theory, but after the anode sludge 10 deposits in valve tube 20; Will significantly strengthen the resistance of vacuum slotting device, and then worsen the effect of vacuum slotting.The vacuum slotting device effect of a lot of electric zinc factory is poor, and this is a major reason.As can beappreciated from fig. 3, the setting of liquid level signal device 35 is related to liquid seal device 15 and whole normalizing operation from bottom land vacuum take-off anode sludge vacuum slotting system.During practical application, preferably adopt to have the plan of subsequent use liquid level telltale 35.Obviously; Enforcement is after the vacuum slotting scheme of the bottom land vacuum take-off anode sludge 10; Because vacuum slotting pump orifice (being Winning cell anode sludge outlet 13) is immersed in the new liquid 5 of electrodeposition all the time; The anode sludge suction nozzle of having eliminated artificial slotting fully is easy to the possibility with atmosphere when liquid level is extracted for 2 times.Thereby, eliminated the fluctuation of the vacuum tightness of vacuum separation unit 19 and valve tube 20 fully, for implementing vacuum slotting technology and the airtight electrodeposition process of Winning cell integrated scheme, technical guarantee is provided.

Claims (5)

1. vacuum cut shot method from the bottom land vacuum take-off anode sludge is characterized in that: adopt the Winning cell of bucket die cavity chamber bottom land, the bottom of bottom land is provided with anode sludge outlet in Winning cell bucket die cavity chamber, and the anode sludge is compiled to the anode sludge outlet of Winning cell bottom land; The anode sludge of Winning cell is through vacuum valve and vacuum separation unit, from anode sludge outlet the carrying out vacuum take-off of being located at bucket die cavity chamber bottom land; Anode sludge outlet and vacuum take-off pipe coupling, vaccum suction tube is connected with a vacuum separation unit again, and keeps valve tube and vacuum separation unit to be in the vacuum tightness of setting; Adopt the water-jet pump unit that the vacuum draft is provided, and gravity shore pipe upper pipes open height is set to be lower than the Winning cell bottom land; The anode sludge that Winning cell produces passes through vacuum separation unit; The vacuum that the bottom anode mud of bottom land outlet is drawn into vacuum separation unit from Winning cell bucket die cavity chamber under vacuum state receives in the liquid device; Pass through gravity shore pipe influent seal apparatus again, after process pump is sent to anode sludge storage tank or leaching system; On the pipeline between outlet of the anode sludge of Winning cell bottom land and the vaccum suction tube, be provided with vacuum valve, when anode sludge deposit thickness reaches set(ting)value, open with the vacuum valve that anode sludge outlet is communicated with, anode sludge quilt is from bottom land vacuum suction vacuum separation unit; Go up the anode sludge in the Winning cell bucket die cavity chamber region when coming together in anode sludge outlet, through after the emptying of bottom land vacuum take-off, vacuum valve cuts out; Realize vacuum slotting process thus from the bottom land vacuum take-off anode sludge.
2. a kind of vacuum cut shot method from the bottom land vacuum take-off anode sludge as claimed in claim 1 is characterized in that: described bucket die cavity chamber bottom land is that its bottom land gradient is greater than the angle of repose of the anode sludge in the new liquid of electrodeposition at the bottom of a kind of converging channel down; The bottom land lowest part is located in its anode sludge outlet, is opened and closed by vacuum valve control; Vacuum valve is communicated with vacuum separation unit through valve tube.
3. vacuum slotting device from the bottom land vacuum take-off anode sludge; Its characteristic in: comprise a Winning cell; The Winning cell bottom is provided with downward convergent bucket die cavity chamber bottom land; The bottom of bucket die cavity chamber bottom land is provided with anode sludge outlet, and the anode sludge of Winning cell is through vacuum valve and vacuum separation unit, from anode sludge outlet the carrying out vacuum take-off of being located at bucket die cavity chamber bottom land; Anode sludge outlet and vacuum take-off pipe coupling, vaccum suction tube is connected with a vacuum separation unit again, and keeps valve tube and vacuum separation unit to be in the vacuum tightness of setting; Adopt the water-jet pump unit that the vacuum draft is provided, and gravity shore pipe upper pipes open height is set to be lower than the Winning cell bottom land; Be provided with the vacuum mud discharging device in the vacuum separation unit, get rid of the anode sludge that Winning cell produced by the vacuum mud discharging device of vacuum separation unit; Described vacuum separation unit comprises vacuum and receives liquid device, gravity mud discharging device and liquid seal device; Described vacuum receives liquid device, and its sidewall is provided with at least one anode sludge inlet that is communicated with Winning cell bottom vacuum valve; Its top is provided with the outlet that vacuumizes that at least one is communicated with vacuum extractor; Its bottom is provided with at least one anode sludge that is communicated with gravity mud discharging device outlet; Described gravity mud discharging device is a gravity shore pipe; Described gravity shore pipe, its upper end mouth of pipe is communicated with by the anode sludge outlet of liquid device bottom with vacuum, and its lower end mouth of pipe is immersed in the anode sludge in the liquid seal device all the time; Anode sludge weight in the gravity shore pipe is equal to or greater than the vacuum draft of the upper end mouth of pipe.
4. a kind of vacuum slotting device from the bottom land vacuum take-off anode sludge as claimed in claim 3 is characterized in that: described Winning cell comprises the Winning cell or the uncovered Winning cell that are provided with movable closed cell lid.
5. a kind of vacuum slotting device from the bottom land vacuum take-off anode sludge as claimed in claim 3 is characterized in that: described liquid seal device, comprise vacuum breaker, process pump and liquid level signal device, and the liquid level signal device is by setting operation; Described vacuum extractor is the water-jet pump unit.
CN201110006870A 2011-01-13 2011-01-13 Vacuum cutting method and device for vacuum suction of anode mud from cell bottom Expired - Fee Related CN102021611B (en)

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CN104278297B (en) * 2014-09-26 2017-06-09 泰州市蓝海环保科技有限公司 Mud plate is taken out in for electrolytic cell

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