CN213086135U - Novel solid-phase continuous lead electrolysis device in sodium hydroxide solution - Google Patents
Novel solid-phase continuous lead electrolysis device in sodium hydroxide solution Download PDFInfo
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- CN213086135U CN213086135U CN202021739918.5U CN202021739918U CN213086135U CN 213086135 U CN213086135 U CN 213086135U CN 202021739918 U CN202021739918 U CN 202021739918U CN 213086135 U CN213086135 U CN 213086135U
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- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 title claims abstract description 72
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 38
- 239000007790 solid phase Substances 0.000 title claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 42
- 210000004027 cell Anatomy 0.000 claims abstract description 19
- 210000005056 cell body Anatomy 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 239000012071 phase Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 40
- 239000003792 electrolyte Substances 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 16
- 239000004033 plastic Substances 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 26
- 239000010959 steel Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 19
- 159000000000 sodium salts Chemical class 0.000 description 15
- 239000007789 gas Substances 0.000 description 13
- 239000010935 stainless steel Substances 0.000 description 12
- 229910001220 stainless steel Inorganic materials 0.000 description 12
- 238000004070 electrodeposition Methods 0.000 description 9
- 239000011505 plaster Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- YADSGOSSYOOKMP-UHFFFAOYSA-N dioxolead Chemical compound O=[Pb]=O YADSGOSSYOOKMP-UHFFFAOYSA-N 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 230000005684 electric field Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000035484 reaction time Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 229910001069 Ti alloy Inorganic materials 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 229910000464 lead oxide Inorganic materials 0.000 description 4
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 4
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 239000007792 gaseous phase Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000615 nonconductor Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007592 spray painting technique Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel solid phase continuous lead electrolysis device in sodium hydroxide solution, which comprises a frame and a spray tower, wherein a gas phase collecting pipe is connected between an electrolytic bath and the spray tower; a cathode chain plate, an electrolytic cell upper cover, an electrolytic cell body, an anode binding post, a cathode binding post and a sponge lead cleaning device are arranged on the frame, the electrolytic cell upper cover is arranged above the electrolytic cell body, the cathode binding post and the anode binding post are respectively arranged on the electrolytic cell body, the cathode chain plate is connected with one end of the cathode binding post, and a power supply is connected with the other end of the cathode binding post; a charging device and a discharging device are further arranged on two sides of the frame, the sponge lead cleaning device is positioned on one side of the discharging device, and the charging device is positioned on one side of the cathode chain plate; the spray tower is provided with a circulating pump and a pipeline, an induced draft fan and a pipeline, a spray pipe and an exhaust pipe, the exhaust pipe is positioned at the top of the spray tower, and the circulating pump and the pipeline, the induced draft fan and the pipeline and the spray pipe are arranged on the spray tower at the same side.
Description
Technical Field
The utility model relates to the technical field of solid-phase electrolysis equipment, in particular to a novel solid-phase continuous lead electrolysis device in sodium hydroxide solution.
Background
The technique of separating a solute from a solution in the form of a solid by changing the conditions of the solution is called solid phase separation. The electrolytic tank design in the solid-phase electrolytic lead electrolysis process in the prior art basically maintains the traditional design, namely, anode plates and cathode plates are vertically arranged at intervals (a plurality of anodes and a plurality of cathodes are arranged one by one), and are immersed in electrolyte (the area of the cathodes and the anodes under the liquid level is kept equivalent), and the discharge and loading of the cathodes are periodically and discontinuously.
However, the solid-phase electrolysis method has problems that:
the gas generated by the electrolysis anode moves from the liquid to the liquid surface and overflows, so that the sodium salt of the electrolyte is driven to diffuse into the air, the environment is polluted, and the health of operating personnel is influenced.
In the process of electrolyzing the solid lead in the sodium hydroxide solution, the temperature of the electrolyte is generally controlled to be 40-60 ℃, the volatilization of sodium salt is large, the environment is polluted, and the health of operators is influenced.
In the process of electrolysis, the concentration of sodium hydroxide is generally controlled to be 2-15%, sponge lead is easily generated, and the sponge lead floats between a cathode and an anode, so that short circuit is easily caused.
In the electrolysis process of solid-phase lead electrolysis of sodium hydroxide, the side reaction of the anode is large, and the current efficiency of the cathode is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel practical continuous electrolysis device for solving the problems of the background art, and the problems are basically overcome in the solid-phase electrolysis process of lead by sodium hydroxide.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel solid-phase continuous lead electrolysis device in sodium hydroxide solution comprises a frame and a spray tower, wherein a gas-phase collecting pipe is connected between an electrolytic bath and the spray tower; a cathode chain plate, an electrolytic cell upper cover, an electrolytic cell body, an anode binding post, a cathode binding post and a sponge lead cleaning device are arranged on the frame, the electrolytic cell upper cover is arranged above the electrolytic cell body, the cathode binding post and the anode binding post are respectively arranged outside the electrolytic cell body and are connected with a power supply, and the cathode chain plate is connected with the cathode binding post; a charging device and a discharging device are further arranged at two ends of the frame, the sponge lead cleaning device is positioned at one end of the discharging device, and the charging device is positioned at the other end of the cathode chain plate; be provided with circulating pump and pipeline, draught fan and pipeline, shower and blast pipe on the spray column, the blast pipe is located the spray column top, and circulating pump and pipeline are located the spray column bottom, and draught fan and pipeline and shower homonymy set up on the spray column.
Preferably, the sponge lead cleaning device consists of a rotary brush and a chute, and the rotary brush is made of plastic or nylon materials.
Preferably, a liquid outlet pipe is arranged on the electrolytic cell body, is located below the cathode chain plate and is used for discharging a sodium hydroxide solution in the electrolytic cell body to play an overflow role, the liquid outlet pipe is communicated with an electrolyte circulating pool (not shown in the figure), and liquid flows into the electrolyte circulating pool through the liquid outlet pipe 04.
Preferably, a liquid inlet pipe is arranged above the electrolytic bath body, and the liquid inlet pipe is connected with a circulating pump (not shown in the figure) to convey liquid in the electrolyte circulating pool to the electrolytic bath for supplying the liquid.
Specifically speaking, the utility model discloses its essential element has: the device comprises a frame, a cathode chain plate (steel bar), an electrolytic cell upper cover, an electrolytic cell body (containing a liquid inlet and outlet), cathode and anode binding posts, a gas phase collecting pipe, a spray tower, a circulating pump and a pipeline, an induced draft fan and a pipeline, a spray pipe, an exhaust pipe and a cathode back sponge lead cleaning device.
Conducting and insulating: in the electrolytic device, the cathode chain plate (steel belt) is conductive, and a binding post is transmitted to the chain plate through a chain plate carrier roller to conduct electricity; the anode is electrically connected with the anode plate through the anode conductive column; the motor and the chain wheel (roller) are driven by a rubber belt; in order to prevent electric energy loss, two-stage insulation is adopted: the chain plate transmission roller base is provided with a base seat; and the machine frame is insulated from the ground by an insulating rubber pad. The two-stage insulation measures effectively ensure that the electric energy is not lost.
Starting the continuous electrolytic process device for solid-phase lead in sodium hydroxide solution, the solid lead plaster is loaded into the middle part of the length direction of a movable cathode chain plate (steel belt) through a loading device, the two sides of the chain are respectively about 30mm without being loaded with the solid lead plaster, and the chain plate (steel belt) runs at a certain working speed (variable frequency speed regulation) or runs discontinuously; in the process from the beginning of the cathode chain plate (steel strip) with a material layer entering the electrolyte to the beginning of the process of leaving the electrolyte, the material layer has two chemical reactions:
1 when a cathode chain plate (steel belt) with a material layer moves into the electrolyte, a chemical reaction section is generated in a section A without an electric field, the reaction time of the section is the length of the chemical reaction section divided by the running speed of the chain, lead sulfate in lead plaster, sodium plumbite with higher solubility by the reaction of lead oxide and sodium hydroxide solution, and sodium plumbate with higher solubility is generated by the reaction of lead dioxide and the sodium hydroxide solution, and the reaction time of the process is the length of the section divided by the running speed of the chain.
2 when the upper part of the cathode chain plate (the upper part of the steel strip) with the material layer moves to the lower part of the anode plate of the electrolyte, the width of the upper anode is consistent with that of the cathode chain plate, namely, the electrochemical reaction is carried out in the section B, and lead sulfate, lead oxide and lead dioxide in lead paste are filled on the chain plate and are reduced to generate metal lead under the action of an electric field; meanwhile, the two sides (the width is determined according to the lead ion concentration and the electrodeposition precipitation capacity and is about 30mm) of the upper part of the B section cathode chain plate which are not filled with the lead plaster along the length direction and the upper anode form an electrodeposition area, the stainless steel cathode at the lower part of the chain plate, the stainless steel cathode at the bottom of the electrolytic cell and the stainless steel cathode at the long side part form an electrodeposition area (if the electrolytic cell is a non-conductor, the electrodeposition area is formed only at the bottom of the chain plate), lead ions in the solution float on the liquid surface or adsorb a blank area of the cathode chain plate (steel belt) which is not filled with the lead plaster by controlling the lead ion concentration and the like under the action of an electric field, and the electrochemical reaction time is the length of the electric field divided by the. After being cleaned by a sponge lead cleaning device, the metal lead on the back of the polar plate (steel belt) is gathered into a chute and a cleaning solution are gathered into a total chute, and finally, the sponge lead is collected.
Along with the operation of the electrolytic chain plate (steel belt), the metal lead after the electrolysis of the lead plaster on the cathode chain plate (steel belt) and the electrodeposited sponge lead are discharged through the discharging device, and are continuously fed and continuously discharged, so that the purpose of continuous electrolysis is realized, and convenience is provided for subsequent work.
Along with the extension of electrolysis time, the temperature of electrolyte rises, the gaseous and the volatile matter of electrolyte that the electrolysis produced, along with gaseous phase breaks away from the liquid level together, under the effect of draught fan, form little negative pressure in the electrolysis trough, gaseous phase rises the in-process to the rising, meet electrolysis trough cover when gaseous phase and block, a part sodium salt is blocked on electrolysis trough cover, a part sodium salt passes through the draught fan and gets into the spray column, under the hindrance effect of baffling filler in spray painting pipe and spray column, sodium salt is absorbed by liquid, discharge clean gas to the air at last, stop the pollution of sodium salt to the environment, improve operational environment. The spraying liquid is recycled, and when the concentration of the sodium salt reaches a certain value, the sodium salt is supplemented into the electrolyte.
In the continuous electrolysis process, fine spongy lead appears in the electrolyte, the spongy lead floats on the surface of the electrolyte, and the anode and the cathode are buried in the electrolyte, so that the spongy lead cannot be in short circuit caused by overlapping between the anode and the cathode, the power consumption is reduced, and the electric efficiency is improved. And meanwhile, the spongy lead flows out through the electrolyte circulating liquid outlet pipe along with the flowing of the electrolyte, so that the aim of recycling the spongy lead is fulfilled.
In the continuous electrolysis process device for solid-phase lead in sodium hydroxide solution, the electrolytic bath body is made of plastic plates (resin and resin mortar) and the electrolytic bath cover is made of plastic plates (resin and resin mortar) and other materials; the chain plate (steel belt) 2 is provided with a skirt edge and is made of stainless steel (titanium material and titanium alloy), and the spray tower, the induced draft fan and the pipeline thereof are made of plastic (stainless steel, titanium material and titanium alloy), so that the sealing is tight and reliable. The novel multifunctional electric heating cooker is simple in integral structure, low in investment cost, good in using effect, economical, environment-friendly, long-term in use and good in economic and social benefits.
Has the advantages that:
1 the utility model has the advantages that under the action of the electrolytic bath cover, the spray tower, the spray pipe and the exhaust fan, the exhaust gas does not contain sodium salt basically, thereby solving the environmental pollution and improving the working condition.
2 the utility model is transported by the chain plate (steel belt), thereby realizing continuous reduction leaching, continuous solid-phase electrolysis and continuous ionic electrodeposition, greatly improving the service efficiency and the current efficiency of the electrolytic cell, and having good use value and economic benefit.
3 the utility model discloses under liquid buoyancy and the mobile two-way effect of gas flow, stop the positive pole that sponge lead arouses and the short circuit problem that the negative pole overlap joint arouses in the conventional electrolysis, improved safety in production's reliability, reduced the energy consumption simultaneously.
The utility model 4 is a lead recovery device by full wet electrolysis, which is a substitute device for recovering lead by the existing pyrogenic process and has popularization and application values.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the electrolytic cell of the present invention;
FIG. 3 is a schematic view of an anode plate according to the present invention;
in the figure: 01. the device comprises a frame, 02, a charging device, 03, a cathode chain plate, 04, a liquid outlet pipe, 05, an electrolytic cell upper cover, 06, an electrolytic cell body, 07, a gas phase collecting pipe, 08, an anode binding post, 09, a cathode binding post, 10, a discharging device, 11, a pipeline, 12, a pipeline, 13, a spray pipe, 14, a spray tower, 15, an exhaust pipe, 16, a sponge lead cleaning device, 08a and an anode.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
a novel solid phase continuous lead electrolysis device in sodium hydroxide solution comprises a frame 01 and a spray tower 14, wherein a gas phase collecting pipe 07 is connected between an electrolysis bath body 06 and the spray tower 14; a cathode chain plate 03, an electrolytic cell upper cover 05, an electrolytic cell body 06, an anode wiring terminal 08, a cathode wiring terminal 09 and a sponge lead cleaning device 16 are arranged on the frame 01, the electrolytic cell upper cover 05 is arranged above the electrolytic cell body 06, the cathode wiring terminal 09 and the anode wiring terminal 08 are respectively arranged outside the electrolytic cell body 06 and connected with a power supply, and the cathode chain plate 03 is connected with the cathode wiring terminal 09; a charging device 02 and a discharging device 10 are further arranged on two sides of the frame 01, the sponge lead cleaning device 16 is positioned at one end of the discharging device 10, and the charging device 02 is positioned at the other end of the cathode chain plate 03; the spray tower 14 is provided with a circulating pump and a pipeline 11, the circulating pump is positioned at the bottom of the spray tower 14, the induced draft fan and the pipeline 12, the spray pipe 13 and the exhaust pipe 15 are positioned at the top of the spray tower 14, and the circulating pump and the pipeline 11, the induced draft fan and the pipeline 12 and the spray pipe 13 are arranged on the spray tower 14 at the same side.
Preferably, the sponge lead cleaning device 16 is composed of a rotating plastic (nylon, etc.) brush and a chute.
Preferably, a liquid outlet pipe 04 is arranged on the electrolytic cell body 06, and the liquid outlet pipe 04 is positioned below the cathode chain plate 03 and used for discharging the sodium hydroxide solution in the electrolytic cell body 06 to play a role in overflowing. The liquid outlet pipe 04 is communicated with an electrolyte circulation tank (not shown in the figure), and liquid flows into the electrolyte circulation tank through the liquid outlet pipe 04.
Preferably, a liquid inlet pipe is arranged above the electrolytic bath body 06, and the liquid inlet pipe is connected through a circulating pump (not shown in the figure) to convey liquid in the electrolyte circulating pool to the electrolytic bath for liquid supply.
As shown in FIGS. 1-2,
the utility model discloses its essential element has: the device comprises a frame 01, a cathode chain plate (steel bar) 03, an electrolytic cell upper cover 05, an electrolytic cell body (containing a liquid inlet and outlet) 06, cathode and anode binding posts (09 and 08), a gas phase collecting pipe 07, a spray tower 14, a circulating pump and pipeline 11, an induced draft fan and pipeline 12, a spray pipe 13, an exhaust pipe 15 and a cathode back sponge lead cleaning device 16.
Conducting and insulating: in the electrolytic device, a cathode chain plate (steel belt) 03 conducts electricity, namely, a binding post 09 conducts electricity to the chain plate through a chain plate carrier roller; the anode is electrically connected with the anode plate through an anode conductive column 08; the motor and the chain wheel (roller) are driven by a rubber belt; in order to prevent electric energy loss, two-stage insulation is adopted: the chain plate transmission roller base is provided with a base seat; and the machine frame is insulated from the ground by an insulating rubber pad. The two-stage insulation measures effectively ensure that the electric energy is not lost.
Starting the utility model discloses at the continuous electrolytic process device of sodium hydroxide solution solid phase lead, solid diachylon packs into the negative pole link joint (steel band) 03 of removal through charging device 02 on, link joint (steel band) are with certain operating speed operation (variable frequency speed governing). In the process from the beginning of the cathode chain plate (steel strip) with a material layer entering the electrolyte to the beginning of the process of leaving the electrolyte, the material layer has two chemical reactions:
1 when a cathode chain plate (steel belt) with a material layer moves into the electrolyte, a chemical reaction section is generated in a section A without an electric field, the reaction time of the section is the length of the chemical reaction section divided by the running speed of a chain, lead sulfate in lead plaster, lead oxide and sodium hydroxide solution react to generate sodium plumbite with higher solubility, lead dioxide and the sodium hydroxide solution react to generate sodium plumbate with higher solubility, and the reaction time of the process is the length of the section divided by the running speed.
2 when the upper part of the cathode chain plate (the upper part of the steel strip) with the material layer moves to the lower part of the anode plate of the electrolyte, the width of the upper anode is consistent with that of the cathode chain plate, namely, the electrochemical reaction is carried out in the section B, and lead sulfate, lead oxide and lead dioxide in lead paste are filled on the chain plate and are reduced to generate metal lead under the action of an electric field; meanwhile, the two sides (the width is about 30mm) of the upper part of the B section of cathode chain plate which are not filled with the lead plaster along the length direction and the upper anode form an electrodeposition area, the stainless steel cathode at the lower part of the chain plate, the stainless steel cathode at the bottom of the electrolytic cell and the stainless steel cathode at the long side part form an electrodeposition area, and the anode at the lower part of the chain plate forms an electrodeposition area (if the electrolytic cell is a nonconductor, only the lower part of the chain plate forms the electrodeposition area), lead ions in the solution generate spongy lead to float on the liquid surface or adsorb the back surface of the cathode chain plate (steel belt) by controlling the concentration of the lead ions and the like under the action of an electric field. After being cleaned by a sponge lead cleaning device 16, the metal lead on the back of the polar plate (steel belt) is collected into a chute and a cleaning solution together into a total chute, and finally, the sponge lead is collected.
Along with the operation of the chain plate (steel belt) and the operation of the chain plate (steel belt), the metal lead after the electrolysis of the lead plaster on the cathode chain plate (steel belt) 03 and the electrodeposited sponge lead are discharged through the discharging device 10, and the continuous feeding and the continuous discharging are realized, so that the purpose of continuous electrolysis is realized, and convenience is provided for subsequent work.
Along with the extension of the electrolysis time, the temperature of the electrolyte rises, gas generated by electrolysis and volatile matters of the electrolyte are separated from the liquid level along with the gas phase, a micro negative pressure is formed in the electrolytic cell under the action of the draught fan 12, in the process that the gas phase rises upwards, when the gas phase meets the blocking of the electrolytic cell cover, a part of sodium salt is blocked on the electrolytic cell cover, a part of sodium salt enters the spray tower through the draught fan, under the blocking action of baffling fillers in the spray painting pipe 13 and the spray tower 14, the sodium salt is absorbed by liquid, and finally clean gas is discharged into the air, so that the pollution of the sodium salt to the environment is avoided, and the working environment is improved. The spraying liquid is recycled, and when the concentration of the sodium salt reaches a certain value, the sodium salt is supplemented into the electrolyte.
In the continuous electrolysis process, fine spongy lead appears in the electrolyte, the spongy lead floats on the surface of the electrolyte, and the anode and the cathode are buried in the electrolyte, so that the spongy lead cannot be in short circuit caused by overlapping between the anode and the cathode, the power consumption is reduced, and the electric efficiency is improved. And meanwhile, the spongy lead flows out through the electrolyte circulating liquid outlet pipe along with the flowing of the electrolyte, so that the aim of recycling the spongy lead is fulfilled.
In the continuous electrolysis process device of solid-phase lead in sodium hydroxide solution, an electrolytic bath body 06 is made of plastic plates (stainless steel, resin and resin mortar) and an electrolytic bath upper cover 05 is made of materials such as plastic plates (stainless steel, resin and resin mortar); the cathode chain plate (steel belt) 2 (or the skirt edge) and the anode 8 are made of stainless steel (titanium material, titanium alloy) and the like, and the spray tower, the induced draft fan thereof and the pipeline 10 are made of plastic (stainless steel, titanium material, titanium alloy), so that the sealing is tight and reliable. The novel multifunctional electric heating cooker is simple in integral structure, low in investment cost, good in using effect, economical, environment-friendly, long-term in use and good in economic and social benefits.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A novel solid-phase continuous lead electrolysis device in sodium hydroxide solution is characterized in that: comprises a frame (01) and a spray tower (14), wherein a gas phase collecting pipe (07) is connected between an electrolytic bath body (06) and the spray tower (14); a cathode chain plate (03) is arranged on the frame (01), an electrolytic cell upper cover (05), an electrolytic cell body (06), an anode (08a), an anode binding post (08), a cathode binding post (09) and a sponge lead cleaning device (16) are arranged on the electrolytic cell body (06), the cathode binding post (09) and the anode binding post (08) are respectively arranged outside the electrolytic cell body (06), and the cathode chain plate (03) is connected with the cathode binding post (09); a charging device (02) and a discharging device (10) are further arranged on two sides of the rack (01), the sponge lead cleaning device (16) is located on one side of the discharging device (10), and the charging device (02) is located on one side of the cathode chain plate (03); the spray tower (14) is provided with a circulating pump and pipeline (11), an induced draft fan and pipeline (12), a spray pipe (13) and an exhaust pipe (15), the exhaust pipe (15) is positioned at the top of the spray tower (14), and the circulating pump and pipeline (11), the induced draft fan and pipeline (12) and the spray pipe (13) are arranged on the spray tower (14) at the same side.
2. A novel solid phase continuous lead electrolysis device in sodium hydroxide solution according to claim 1, characterized in that: the sponge lead cleaning device (16) is composed of a rotary brush and a chute, and the rotary brush is made of plastic or nylon materials.
3. A novel solid phase continuous lead electrolysis device in sodium hydroxide solution according to claim 1, characterized in that: the electrolytic tank body (06) is provided with a liquid outlet pipe (04), the liquid outlet pipe (04) is positioned below the cathode chain plate (03), and the liquid outlet pipe (04) is communicated with the electrolyte circulating pool.
4. A novel solid phase continuous lead electrolysis device in sodium hydroxide solution according to claim 1, characterized in that: and a liquid inlet pipe is arranged above the electrolytic bath body (06), is connected with a circulating pump and conveys liquid in the electrolyte circulating pool to the electrolytic bath for liquid supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021739918.5U CN213086135U (en) | 2020-08-19 | 2020-08-19 | Novel solid-phase continuous lead electrolysis device in sodium hydroxide solution |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021739918.5U CN213086135U (en) | 2020-08-19 | 2020-08-19 | Novel solid-phase continuous lead electrolysis device in sodium hydroxide solution |
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| Publication Number | Publication Date |
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| CN213086135U true CN213086135U (en) | 2021-04-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108036A (en) * | 2021-12-20 | 2022-03-01 | 红河学院 | System for lead is prepared in solid-phase electrolysis of lead plaster scale |
-
2020
- 2020-08-19 CN CN202021739918.5U patent/CN213086135U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108036A (en) * | 2021-12-20 | 2022-03-01 | 红河学院 | System for lead is prepared in solid-phase electrolysis of lead plaster scale |
| CN114108036B (en) * | 2021-12-20 | 2023-09-08 | 红河学院 | System for lead is prepared in lead plaster scale solid-phase electrolysis |
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