CN109881214B - Alkaline direct electrolytic tank and electrolytic production line using same - Google Patents
Alkaline direct electrolytic tank and electrolytic production line using same Download PDFInfo
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- CN109881214B CN109881214B CN201910294649.1A CN201910294649A CN109881214B CN 109881214 B CN109881214 B CN 109881214B CN 201910294649 A CN201910294649 A CN 201910294649A CN 109881214 B CN109881214 B CN 109881214B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 82
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000001816 cooling Methods 0.000 claims abstract description 75
- 239000007788 liquid Substances 0.000 claims abstract description 66
- 238000005530 etching Methods 0.000 claims abstract description 25
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims description 33
- 239000002253 acid Substances 0.000 claims description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 25
- 239000010949 copper Substances 0.000 claims description 25
- 229910052802 copper Inorganic materials 0.000 claims description 25
- 238000005868 electrolysis reaction Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 16
- 239000003814 drug Substances 0.000 abstract description 12
- 239000012530 fluid Substances 0.000 description 14
- 238000005507 spraying Methods 0.000 description 14
- 239000000126 substance Substances 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 3
- 229910001431 copper ion Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- -1 correspondingly Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention provides an alkaline direct electrolytic tank and an electrolytic production line using the same, wherein the electrolytic production line comprises the alkaline direct electrolytic tank, and the alkaline direct electrolytic tank comprises: the device comprises a cylinder body, an anode, a cathode, cooling structures and an upper cover, wherein at least two reaction chambers are arranged in the cylinder body, the bottoms of the reaction chambers are all provided with the cooling structures, each cooling structure comprises a water inlet pipe, a water outlet pipe and a plurality of cooling pipes, and the cooling pipes are communicated with the water inlet pipe and the water outlet pipe. After the alkaline etching waste liquid enters the reaction chamber, cooling water can be introduced into the cooling structure, the cooling water flows through the water inlet pipe, the cooling pipe and the water outlet pipe in sequence when entering the cooling structure in the corresponding reaction chamber, and the cooling water flows through the corresponding cooling structure according to the arrangement direction of the reaction chamber, so that the pipeline space can be saved, the liquid medicine temperature in each reaction chamber is uniform, and the technical scheme of the invention does not need to adopt a transfer cylinder to cool the liquid medicine, so that the occupied space of equipment is greatly reduced, and meanwhile, the treatment efficiency of the etching waste liquid is improved.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment, and particularly relates to an alkaline direct electrolytic tank and an electrolytic production line using the same.
Background
The cleaning section of the production line for etching the PCB, electroplating copper, electroless copper plating and the like can discharge a large amount of copper-containing alkaline etching liquid, and the etching liquid contains a large amount of copper elements, so that copper resources can be wasted and the environment can be seriously polluted if the copper-containing alkaline etching liquid is directly discharged.
For the alkaline etching solution containing copper, the electrolytic deposition method can be adopted to recycle copper, and the etching solution from the production line is cooled because the temperature of the etching solution is higher and the proper temperature range is needed in the electrolytic process, however, in the prior art, the etching solution from the production line is transferred into a transfer cylinder for cooling and then into an electrolytic tank for electrolysis, and the mode occupies large space and reduces the efficiency of processing the etching solution.
Disclosure of Invention
The invention aims to solve the technical problem of providing an alkaline direct electrolytic tank and an electrolytic production line using the same, which can reduce the occupied space of equipment and improve the treatment efficiency of etching solution.
In order to solve the technical problems, the invention is realized in such a way that an alkaline direct electrolytic cell comprises: the cooling device comprises a cylinder body, an anode, a cathode, a cooling structure and an upper cover, wherein at least two reaction chambers are arranged in the cylinder body and are mutually communicated to form a communicating vessel, the upper cover is used for covering the at least two reaction chambers, the anode and the cathode which are used for carrying out electrolytic reaction are arranged in each reaction chamber, the cooling structure is arranged at the bottom of each reaction chamber, the cooling structures corresponding to the reaction chambers are sequentially communicated, each cooling structure comprises a water inlet pipe, a water outlet pipe and a plurality of cooling pipes, the cooling pipes are connected between the water inlet pipe and the water outlet pipe, cooling water sequentially flows through the cooling structures in the corresponding reaction chambers along the arrangement direction of each reaction chamber, the water outlet pipe of the cooling structure positioned at the upstream is connected with the water inlet pipe of the cooling structure positioned at the adjacent downstream, and the cooling water sequentially flows through the water inlet pipe, the cooling pipes and the water outlet pipe when passing through the corresponding cooling structure.
Further, the water inlet pipe and the water outlet pipe in the corresponding cooling structure are parallel to each other, and each cooling pipe is uniformly distributed and vertically arranged between the corresponding water inlet pipe and water outlet pipe.
Further, a water inlet and a water outlet are formed in the peripheral wall of the cylinder body, each reaction chamber corresponds to the water inlet and the water outlet, and the water inlet pipe and the water outlet pipe of the cooling structure are assembled with the water inlet and the water outlet of the corresponding reaction chamber respectively.
Further, still include circulation structure, circulation structure includes overflow box, pump body and spray circulating pipe, the overflow box sets up on the curb plate all around of cylinder body and be close to the opening part of cylinder body, set up corresponding overflow mouth on the curb plate all around of cylinder body, overflow mouth intercommunication corresponds the reacting chamber with overflow box, every the reacting chamber the bottom with correspond between the cooling tube all be provided with the spray circulating pipe, every the reacting chamber all communicates has the corresponding overflow box, each the reacting chamber corresponds the overflow box all with the interior correspondence of adjacent reacting chamber spray circulating pipe intercommunication, the pump body sets up the overflow box with spray circulating pipe's intercommunication passageway between, the pump body drive liquid flow in the overflow box is to spray after the circulating pipe and directly spray on cooling tube (063).
Further, the spray circulation pipe comprises a main pipe and a plurality of branch pipes, the main pipe and the branch pipes are horizontally arranged, the main pipe extends out of the reaction chamber to be connected with the pump body, the branch pipes are uniformly connected to the main pipe, and uniformly distributed spray holes are formed in each branch pipe; and a flow equalizing plate is arranged above the cooling structure corresponding to each reaction chamber, and uniformly distributed small holes are formed in the flow equalizing plate.
Further, a high-position overflow pipe is arranged in the alkaline direct electrolytic tank, a high-position overflow liquid outlet hole is formed in the cylinder body, one end of the high-position overflow pipe is connected with the high-position overflow liquid outlet hole, and the other end of the high-position overflow pipe is opened upwards.
Further, conductive copper bars are respectively arranged on two opposite sides of the cylinder body, and the anode and the cathode are respectively and electrically connected with the conductive copper bars on two sides of the cylinder body; cathode positioning grooves and anode positioning grooves which are in one-to-one correspondence are formed in the inner sides of the side plates, corresponding to the conductive copper bars, of the cylinder body, the cathode positioning grooves and the anode positioning grooves are arranged at intervals, in the electrolysis process, the cathodes are clamped and embedded in the cathode positioning grooves corresponding to the two sides of the cylinder body, and the anodes are clamped and embedded in the anode positioning grooves corresponding to the two sides of the cylinder body.
Further, the alkaline direct electrolytic tank further comprises an acid liquor spraying structure, the acid liquor spraying structure comprises an acid liquor conveying pipe, an acid liquor spraying box and a plurality of fan-shaped nozzles, acid liquor liquid inlets are formed in corresponding side plates of the tank body, the acid liquor conveying pipe is connected with the acid liquor liquid inlets and the acid liquor spraying box, the fan-shaped nozzles are uniformly arranged on the acid liquor spraying box, and acid liquor is sprayed out by the fan-shaped nozzles to form acid liquor spray after being conveyed into the acid liquor spraying box through the acid liquor conveying pipe.
Further, the alkaline direct electrolytic tank further comprises an exhaust structure, the exhaust structure is arranged at the top of the cylinder body and comprises an exhaust box and an exhaust tube, and the exhaust box is communicated with the reaction chamber and the exhaust tube.
Further, an electrolysis production line is provided for electrolyzing an alkaline etching solution, comprising the alkaline direct electrolytic tank as described in any one of the above.
Compared with the prior art, the alkaline direct electrolytic tank and the electrolytic production line using the same have the beneficial effects that:
After the alkaline etching waste liquid enters the reaction chamber of the electrolytic bath, cooling water can be introduced into the cooling structure, and the cooling water flows through the water inlet pipe, the cooling pipe and the water outlet pipe in sequence when entering the cooling structure in the corresponding reaction chamber, so that the liquid medicine (alkaline etching waste liquid) in the reaction chamber is cooled to reach a proper electrolysis temperature, the cooling water flows through the corresponding cooling structure according to the arrangement direction of the reaction chamber, the pipeline space can be saved, and a communicating vessel is formed between the reaction chambers, so that the liquid medicine in each reaction chamber can flow, the liquid medicine temperature in each reaction chamber is uniform, and the technical scheme of the invention does not need to adopt a transfer cylinder to cool the liquid medicine, so that the occupation space of equipment is greatly reduced, and meanwhile, the treatment efficiency of the etching waste liquid is improved.
Drawings
FIG. 1 is a schematic view showing an exploded structure of an alkaline direct electrolytic cell according to an embodiment of the present invention at a first view angle;
FIG. 2 is a schematic view showing an exploded structure of an alkaline direct electrolytic cell according to an embodiment of the present invention at a second view angle;
FIG. 3 is a rear view of the overall structure of the alkaline direct electrolytic cell in an embodiment of the invention.
In the drawings, each reference numeral denotes: 01. a cylinder; 011. an overflow port; 012. high overflow liquid outlet hole; 013. a liquid inlet hole; 014. a liquid outlet hole; 016. an acid liquid inlet; 017. a water inlet; 018. a water outlet; 019. spraying a water inlet; 02. a circulation structure; 021. an overflow box; 022. a spray circulation pipe; 0211. a waste liquid supplementing port; 0212. an additive replenishment port; 0213. overflow drain pipe; 03. an upper cover; 04. a high overflow pipe; 05. a flow equalizing plate; 06. a cooling structure; 061. a water inlet pipe; 062. a water outlet pipe; 063. a cooling tube; 07. conductive copper bars; 08. reinforcing ribs; 09. an acid liquor spraying structure; 10. an air draft structure; 101. an exhaust box; 102. an air suction inlet; 103. and an air exhaust hole.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Examples:
In this embodiment, as shown in fig. 1 to 3, an electrolysis production line is used for electrolyzing an alkaline etching solution, the electrolysis production line including an alkaline direct electrolytic cell, wherein the alkaline direct electrolytic cell includes: the cooling device comprises a cylinder body 01, an anode, a cathode, cooling structures 06 and an upper cover 03, wherein at least two reaction chambers are arranged in the cylinder body 01 and are mutually communicated to form a communicating vessel, the upper cover 03 is used for covering the at least two reaction chambers, the anode and the cathode which are used for carrying out electrolytic reaction are arranged in each reaction chamber, the cooling structures 06 are arranged at the bottom of each reaction chamber, the corresponding cooling structures 06 in each reaction chamber are sequentially communicated, each cooling structure 06 comprises a water inlet pipe 061, a water outlet pipe 062 and a plurality of cooling pipes 063, the cooling pipes 063 are connected between the water inlet pipe 061 and the water outlet pipe 062, cooling water sequentially flows through the cooling structures 06 in the corresponding reaction chambers along the arrangement direction of each reaction chamber, the water outlet pipe 062 of the cooling structures 06 positioned at the upstream is connected with the water inlet pipe 061 of the cooling structures 06 which are adjacently downstream, and the cooling water sequentially flows through the water inlet pipe 061, the cooling pipes 063 and the water outlet pipe 062 when passing through the corresponding cooling structures 06.
After the alkaline etching waste liquid enters the reaction chamber of the electrolytic bath, cooling water can be introduced into the cooling structure 06, and when the cooling water enters the cooling structure 06 in the corresponding reaction chamber, the cooling water flows through the water inlet pipe 061, the cooling pipe 063 and the water outlet pipe 062 in sequence, so that the liquid medicine (alkaline etching waste liquid) in the reaction chamber is cooled to reach a proper electrolysis temperature, the cooling water flows through the corresponding cooling structure 06 in the arrangement direction of the reaction chamber, so that the pipeline space can be saved, and a communicating vessel is formed between the reaction chambers, so that the liquid medicine in each reaction chamber can flow, and the liquid medicine temperature in each reaction chamber is uniform.
In this embodiment, taking an electrolytic tank including two reaction chambers as an example, the two reaction chambers are all provided with the cooling structures 06, the water inlet pipes 061 and the water outlet pipes 062 of the cooling structures 06 are arranged in parallel, the cooling pipes 063 are perpendicular to the water inlet pipes 061 and the water outlet pipes 062, the water inlet pipes 061, the water outlet pipes 062 and the cooling pipes 063 are made of titanium materials, correspondingly, water inlets 017 and water outlets 018 are formed in the peripheral wall of the cylinder 01, each reaction chamber is correspondingly provided with the water inlet 017 and the water outlet 018, the water inlet 017 and the water outlet 018 are correspondingly assembled with the water inlet pipes 061 and the water outlet pipes 062 respectively, the cooling structures 06 in adjacent reaction chambers are mutually communicated, and the water outlet pipes 062 in one cooling structure 06 are connected with the water inlet pipes 061 of the other cooling structure 06, so that cooling water can flow into the next cooling structure 06 after flowing through one cooling structure 06, thereby realizing cooling of waste liquid etched in the two reaction chambers.
The alkaline direct electrolytic tank further comprises a circulating structure 02, the circulating structure 02 comprises overflow boxes 021, a pump body and a spraying circulating pipe 022, the spraying circulating pipe 022 is arranged between the bottom of each reaction chamber and the corresponding cooling structure 06, each reaction chamber is communicated with the corresponding overflow box 021, the overflow boxes 021 corresponding to each reaction chamber are communicated with the spraying circulating pipe 022 corresponding to the adjacent reaction chamber, the pump body is arranged between the overflow boxes 021 and the communicating channels of the spraying circulating pipe 022, and the pump body drives liquid in the overflow boxes 021 to flow out after flowing to the corresponding spraying circulating pipe 022. Specifically, the spray circulation pipe 022 comprises a main pipe and a plurality of branch pipes, the main pipe and the branch pipes are horizontally arranged, the main pipe extends out of the reaction chamber to be connected with the pump body, the branch pipes are uniformly connected to the main pipe, the main pipe is assembled with the spray water inlets 019 on the cylinder 01, the branch pipes are provided with uniformly distributed spray holes, the overflow box 021 is provided with an overflow liquid outlet pipe 0213, the main pipe is connected with the overflow liquid outlet pipe 0213 through an external pipeline, and the pump body is arranged on the external pipeline; and a flow equalizing plate 05 is arranged above the corresponding cooling structure 06 of each reaction chamber, and small holes which are uniformly distributed are arranged on the flow equalizing plate 05. In this embodiment, the cylinder 01 is made of PP (Polypropylene) material, in order to make the cylinder 01 more firm, the circumferential side of the cylinder 01 is hooped with a reinforcing rib 08, the reinforcing rib 08 can be provided with one or two rings, etc., different numbers of reinforcing ribs 08 can be provided according to actual needs, the reinforcing ribs 08 are welded by adopting 80mm x40 mm x 5mm channel steel material, and the PP shell is coated on the outer side of the channel steel, and the PP shell is welded on the cylinder 01, so that the integrity of the reinforcing rib 08 and the cylinder 01 is better; the top periphery of cylinder body 01 is provided with round and strengthens the panel, and overflow box 021 sets up on the curb plate all around of cylinder body 01 and is close to the opening part of cylinder body 01, and six overflow box 021 set up in the bottom side of strengthening the panel, and every reaction chamber corresponds promptly and is provided with three overflow box 021, has seted up the overflow mouth 011 that corresponds on the curb plate all around of cylinder body 01, overflow mouth 011 intercommunication corresponds reaction chamber and overflow box 021, is provided with waste liquid replenishment mouth 0211 and additive replenishment mouth 0212 on the overflow box 021. The chemical liquid (etching waste liquid) entering the electrolytic tank is continuously discharged with the electrolysis and is replenished with the regenerated chemical liquid, so the chemical liquid in the electrolytic tank is easy to become uneven in concentration, in the embodiment, the waste chemical liquid and the additive respectively flow into the overflow box 021 from the waste liquid replenishing port 0211 and the additive replenishing port 0212, the chemical liquid (alkaline etching waste liquid) at relatively high positions in the reaction chamber flows into the overflow box 021 through the overflow ports 011 on the side plates around the cylinder 01 for collection, and then flows out from the overflow box 021 to the spray circulating pipe 022 and flows upwards from the equalizing plate 05 under the driving of the pump body, thereby the chemical liquid in the electrolytic tank is continuously and uniformly replaced from bottom to top, no chemical liquid dead angle exists, the concentration of copper ions is ensured to be uniform, the copper ions are reduced on the cathode plate to form a uniform copper plate, and meanwhile, the heat exchange of the chemical liquid between the reaction chambers is facilitated, and the temperature of the chemical liquid between the reaction chambers is kept to be uniform and stable. The adjacent reaction chambers are separated by a baffle plate, and in order to keep the balance of liquid medicine among the reaction chambers, the bottom of the baffle plate is provided with an opening communicated with the adjacent reaction chambers.
The alkaline direct electrolytic tank is internally provided with a high-level overflow pipe 04, a cylinder 01 is provided with a high-level overflow liquid outlet 012, one end of the high-level overflow pipe 04 is connected with the high-level overflow liquid outlet 012, and the other end of the high-level overflow pipe 04 is opened upwards and is higher than the overflow port 011. The liquid medicine flows into the high-level overflow pipe 04 when the height of the pipe orifice of the high-level overflow pipe 04 is higher, and then flows out through the high-level overflow liquid outlet 012 which is connected with an external pipeline.
The two opposite sides of the cylinder body 01 are respectively provided with a conductive copper bar 07, the conductive copper bars 07 are arranged on the upper side of the reinforced panel, a cushion block can be arranged between the conductive copper bars 07 and the reinforced panel to adjust the height, and an anode and a cathode are respectively electrically connected with the conductive copper bars 07 on the two sides of the cylinder body 01; specifically, the mounting holes are formed in the conductive copper bars 07, the two opposite side plates on the cylinder 01 are provided with pole plate clamping grooves in one-to-one correspondence, the pole plate clamping grooves are sleeved with protective sleeves, the protective sleeves are made of teflon materials, the cathodes and the anodes are clamped in the corresponding pole plate clamping grooves on the two side plates, at the moment, the cathodes and the anodes just correspond to the mounting holes in the conductive copper bars 07, and the protective sleeves can insulate heat to protect the cylinder 01 and enable the cathodes and the anodes to be stably mounted. The cathode positioning grooves and the anode positioning grooves which are in one-to-one correspondence are formed in the inner sides of the side plates, corresponding to the conductive copper bars 07, of the cylinder body 01, the cathode positioning grooves and the anode positioning grooves are arranged at intervals, cathodes are clamped in the cathode positioning grooves corresponding to the two sides of the cylinder body 01 in the electrolysis process, anodes are clamped in the anode positioning grooves corresponding to the two sides of the cylinder body 01, in the electrolysis process, along with the deposition of copper ions on the cathode plate, the weight of the cathode plate is increased, and the cathode positioning grooves can stably support the cathode plate, so that the safety and reliability of the electrolysis process are guaranteed.
Because etching waste liquid is alkaline, therefore, there is alkaline gas in the reaction chamber in the electrolysis process, alkaline gas can give off in the environment and lead to air pollution when going out copper, in order to reduce environmental pollution, in this embodiment, alkaline direct electrolysis trough still includes acidizing fluid spray structure 09, acidizing fluid spray structure 09 includes the acidizing fluid conveyer pipe, acidizing fluid sprays box and a plurality of fan-shaped nozzle, the acidizing fluid inlet 016 has been seted up on the corresponding curb plate of cylinder body 01, acidizing fluid conveyer pipe connects acidizing fluid inlet 016 and acidizing fluid sprays the box, fan-shaped nozzle evenly sets up on the acidizing fluid sprays the box, acidizing fluid is sprayed by fan-shaped nozzle after the acidizing fluid is transmitted to the acidizing fluid through the acidizing fluid conveyer pipe and sprays in the box, form the acidizing fluid spraying. Before copper is discharged, the acid spray can absorb alkaline gas in the reaction chamber, and then the alkaline waste gas can not be emitted to the environment after the cover is opened.
The alkaline direct electrolytic tank further comprises an exhaust structure 10, the exhaust structure 10 is arranged at the top of the cylinder body 01, the exhaust structure 10 comprises an exhaust box 101 and an exhaust tube, and the exhaust box 101 is communicated with the reaction chamber and the exhaust tube (not shown). An air suction inlet 102 is formed in a corresponding side plate of the cylinder body 01, the air suction inlet 102 is communicated with the air suction box 101 and the reaction chamber, an air suction outlet 103 is formed in the air suction box 101, the air suction outlet 103 is connected with an air suction pipe, in the working process, gas in the reaction chamber enters the air suction box 101 through the air suction inlet 102 and is then pumped to an air suction main pipeline through the air suction pipe, and because the air suction structure 10 is arranged above the electrolytic tank, liquid medicine is not easy to diffuse into the air suction box 101 or to enter the air suction pipe due to air suction entrainment to cause crystallization blocking, and reliable operation of the air suction system is guaranteed.
Two openings are arranged on the bottom plate of the cylinder body 01, namely a liquid inlet hole 013 and a liquid outlet hole 014, etching waste liquid enters the electrolytic tank from the liquid inlet hole 013 for electrolysis, the liquid outlet hole 014 is used for realizing the discharge of etching liquid, and a tee joint is connected to a drain pipe connected with the liquid outlet hole, and a liquid level sensing probe is arranged for protecting the normal operation of a pump body; the bottom of the cylinder body 01 is provided with an organic foot rest for leveling, so that the on-site cleaning and sanitation are facilitated.
The cover plate is made of toughened glass, a sealing ring is arranged between the cylinder body 01 and the cover plate, and the sealing ring can enable the cover plate to cover the reaction chamber more tightly.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. An alkaline direct electrolytic cell, comprising: the device comprises a cylinder body (01), an anode, a cathode, a cooling structure (06) and an upper cover (03), wherein at least two reaction chambers are arranged in the cylinder body (01) and are mutually communicated to form a communicating vessel, the upper cover (03) is used for covering the at least two reaction chambers, the anode and the cathode which are used for carrying out electrolytic reaction are arranged in each reaction chamber, the cooling structure (06) is arranged at the bottom of each reaction chamber, the corresponding cooling structure (06) in each reaction chamber is sequentially communicated, each cooling structure (06) comprises a water inlet pipe (061), a water outlet pipe (062) and a plurality of cooling pipes (063), water inlets (017) and water outlets (018) are formed in the peripheral wall of the cylinder body (01), the water inlets (017) and the water outlets (018) are respectively corresponding to the water inlets (061) and the water outlets (062) of the reaction chambers, the water inlets (061) and the water outlets (062) are respectively assembled with the water inlets (017) and the water outlets (018) of the corresponding to the reaction chambers, the water inlets (062) and the water outlets (062) are arranged between the water inlets (062) and the water outlets (062) in parallel with the water inlets (061) and the water outlets (062) respectively, the cooling water sequentially flows through the cooling structures (06) in the corresponding reaction chambers along the arrangement direction of the reaction chambers, a water outlet pipe (062) of the cooling structure (06) positioned at the upstream is connected with a water inlet pipe (061) of the cooling structure (06) positioned at the adjacent downstream, and the cooling water sequentially flows through the water inlet pipe (061), the cooling pipe (063) and the water outlet pipe (062) when passing through the corresponding cooling structure (06), the cooling water circulating system further comprises a circulating structure (02), the circulating structure (02) comprises an overflow box (021), a pump body and a spray circulating pipe (022), the overflow box (021) is arranged on the peripheral side plate of the cylinder body (01) and is close to the opening of the cylinder body (01), corresponding overflow ports (011) are formed on the peripheral side plate of the cylinder body (01) and are communicated with the corresponding reaction chambers and the overflow box (021), the overflow channels (021) are communicated between the bottom of each reaction chamber and the corresponding cooling pipe (063), the circulation pipe (022) are communicated with the corresponding overflow channels (022) in the adjacent reaction chambers, the pump body drives the liquid in the overflow box (021) to flow to the spray circulating pipe (022) and then flow out and directly spray on the cooling pipe (063); a high-level overflow pipe (04) is arranged in the alkaline direct electrolytic tank, a high-level overflow liquid outlet hole (012) is formed in the cylinder body (01), one end of the high-level overflow pipe (04) is connected with the high-level overflow liquid outlet hole (012), and the other end of the high-level overflow pipe (04) is opened upwards; the alkaline direct electrolytic tank further comprises an air draft structure (10), the air draft structure (10) is arranged at the top of the cylinder body (01), the air draft structure (10) comprises an air draft box (101) and an air draft tube, and the air draft box (101) is communicated with the reaction chamber and the air draft tube.
2. The alkaline direct electrolytic cell of claim 1, wherein the spray circulation pipe (022) comprises a main pipe and a plurality of branch pipes, the main pipe and the branch pipes are horizontally arranged, the main pipe extends out of the reaction chamber to be connected with the pump body, the branch pipes are uniformly connected to the main pipe, and spray holes which are uniformly distributed are formed in each branch pipe;
And flow equalizing plates (05) are arranged above the cooling structures (06) corresponding to each reaction chamber, and small holes which are uniformly distributed are arranged on the flow equalizing plates (05).
3. The alkaline direct electrolytic cell according to claim 1, characterized in that the opposite sides of the cylinder (01) are respectively provided with conductive copper bars (07), the anode and the cathode being respectively electrically connected with the conductive copper bars (07) on both sides of the cylinder (01);
Cathode positioning grooves and anode positioning grooves which are in one-to-one correspondence are formed in the inner sides of side plates, corresponding to the conductive copper bars (07), of the cylinder body (01), the cathode positioning grooves and the anode positioning grooves are arranged at intervals, in the electrolysis process, cathodes are clamped and embedded in the cathode positioning grooves corresponding to the two sides of the cylinder body (01), and anodes are clamped and embedded in the anode positioning grooves corresponding to the two sides of the cylinder body (01).
4. The alkaline direct electrolytic cell of claim 3, further comprising an acid spray structure (09), wherein the acid spray structure (09) comprises an acid conveying pipe, an acid spray box and a plurality of fan-shaped nozzles, an acid liquid inlet (016) is formed in a corresponding side plate of the cylinder (01), the acid conveying pipe is connected with the acid liquid inlet (016) and the acid spray box, the fan-shaped nozzles are uniformly arranged on the acid spray box, and acid is sprayed out by the fan-shaped nozzles to form acid spray after being conveyed into the acid spray box through the acid conveying pipe.
5. An electrolysis production line for electrolyzing alkaline etching solution, comprising the alkaline direct electrolytic tank as claimed in any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294649.1A CN109881214B (en) | 2019-04-12 | 2019-04-12 | Alkaline direct electrolytic tank and electrolytic production line using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294649.1A CN109881214B (en) | 2019-04-12 | 2019-04-12 | Alkaline direct electrolytic tank and electrolytic production line using same |
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| Publication Number | Publication Date |
|---|---|
| CN109881214A CN109881214A (en) | 2019-06-14 |
| CN109881214B true CN109881214B (en) | 2024-04-30 |
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| CN201910294649.1A Active CN109881214B (en) | 2019-04-12 | 2019-04-12 | Alkaline direct electrolytic tank and electrolytic production line using same |
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| CN110387561A (en) * | 2019-08-18 | 2019-10-29 | 深圳市世清环保科技有限公司 | The device of electro deposited copper is carried out to useless micro etching solution |
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