CN210458421U - Coarsening electrolysis regeneration system capable of automatically replacing electrolyte - Google Patents
Coarsening electrolysis regeneration system capable of automatically replacing electrolyte Download PDFInfo
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- CN210458421U CN210458421U CN201921507320.0U CN201921507320U CN210458421U CN 210458421 U CN210458421 U CN 210458421U CN 201921507320 U CN201921507320 U CN 201921507320U CN 210458421 U CN210458421 U CN 210458421U
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Abstract
The utility model discloses an automatic change alligatoring electrolysis regeneration system of electrolyte, including the coarsening groove, electrolysis trough and electrolyte hold up tank, the electrolysis trough both sides are respectively through first feed liquor pipe and first drain pipe and alligatoring groove intercommunication, the interval is equipped with at least three electrolytic device in the electrolysis trough, electrolytic device is including being fixed in the electrolytic ceramic jar in the electrolysis trough, insert the negative plate in the electrolytic ceramic jar and be located the outer anode plate of electrolytic ceramic jar, the electrolyte hold up tank is respectively through second feed liquor pipe and second drain pipe and electrolytic ceramic jar intercommunication, first feed liquor pipe and second feed liquor pipe are equipped with the circulating pump respectively, separate through the overflow baffle between two adjacent electrolytic device, along the flow direction of alligatoring liquid medicine, the overflow height of overflow baffle reduces in proper order. By designing multi-stage overflow in the electrolytic cell, the dead angle of electrolysis is avoided, and the efficiency of removing impurities by electrolysis is improved; by designing the automatic liquid supplementing and draining system, the damage of the electrolytic regeneration system to operators is avoided, the labor cost is reduced, and the production efficiency is improved.
Description
Technical Field
The utility model relates to an electroplate device technical field, specifically relate to an automatic alligatoring electrolysis regeneration system who changes electrolyte.
Background
At present, in conventional coating spin plating equipment. Particularly in the electroplating equipment of automobile parts, the coarsening liquid medicine causes Cr in the coarsening liquid medicine to be continuously chemically reacted in the production process3+The concentration of Cr is continuously increased6+The concentration is reduced continuously, and the performance of the coarsening liquid medicine is gradually reduced. The metal impurity ions in the liquid medicine are gradually increased due to the unclean cleaning of the workpiece, and a coarsening electrolytic regeneration system is needed to treat the liquid medicine, and the coarsening electrolytic regeneration system for the liquid medicine generally consists of a coarsening tank, a circulation system and an electrolysis system. After the coarsening reaction of the coarsening tank, the coarsening liquid medicine is pumped into the electrolytic tank by a circulating pump, and the liquid medicine removes the metal impurities in the coarsening liquid medicine and reduces the Cr in the liquid medicine after a series of chemical reactions in the electrolytic tank3+Content, and further makes the liquid medicine be recycled. The coarsening liquid medicine can generate a large amount of harmful and toxic substances in the electrolytic regeneration process, and due to the characteristics of a regeneration system, the coarsening liquid medicine needs to be regularly cleaned of reduced metal impurities in the electrolytic ceramic tank and replaced with electrolyte, which causes great harm to operators. In order to reduce the harm to operators and improve the efficiency of electrolytic regeneration, it is necessary to improve the conventional regeneration system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic alligatoring electrolysis regeneration system who changes electrolyte can avoid the electrolysis dead angle, improves electrolysis impurity removal efficiency, stops electrolysis regeneration system to operating personnel's injury, reduces the cost of labor, improves production efficiency.
To achieve the purpose, the utility model adopts the following technical proposal:
the coarsening electrolysis regeneration system comprises a coarsening tank, an electrolytic tank and an electrolyte storage tank, wherein two opposite sides of the electrolytic tank are respectively provided with a first liquid inlet and a first overflow return port, the first liquid inlet is communicated with the coarsening tank through a first liquid inlet pipe, the first overflow return port is communicated with the coarsening tank through a first liquid outlet pipe, at least three electrolysis devices are arranged at intervals in the electrolytic tank, each electrolysis device comprises an electrolysis ceramic cylinder fixed in the electrolytic tank, a cathode plate inserted into the electrolysis ceramic cylinder and an anode plate positioned outside the electrolysis ceramic cylinder, the electrolysis ceramic cylinder is provided with a second liquid inlet and a second overflow return port, the second liquid inlet is communicated with the electrolyte storage tank through a second liquid inlet pipe, and the second overflow return port is communicated with the electrolyte storage tank through a second liquid outlet pipe, first feed liquor pipe with second feed liquor pipe is equipped with the circulating pump respectively, and adjacent two separate through the overflow baffle between the electrolytic device, and along the flow direction of alligatoring liquid medicine, the overflow height of overflow baffle reduces in proper order, first overflow backward flow mouth highly be higher than the height at the top of coarsening tank, the height at second overflow backward flow mouth highly be higher than the height at the top of electrolyte hold up tank.
As an optimal scheme of the coarsening electrolysis regeneration system capable of automatically replacing the electrolyte, along the flow direction of the coarsening liquid medicine, each overflow partition plate comprises a first overflow partition plate and a second overflow partition plate which are arranged at intervals, the lower end of the first overflow partition plate is fixed at the bottom of the electrolytic cell, a first channel for overflow of the electrolyte is arranged at the top of the electrolytic cell adjacent to the first overflow partition plate, the upper end of the second overflow partition plate is fixed at the top of the electrolytic cell, a second channel for circulation of the coarsening liquid medicine is arranged at the bottom of the electrolytic cell adjacent to the second overflow partition plate, and the height of the first channel is reduced in sequence.
As a preferable scheme of the roughening electrolysis regeneration system for automatically replacing the electrolyte, the upper end of the first overflow partition plate and the top of the electrolytic cell are arranged at an interval, a first channel is formed between the upper end of the first overflow partition plate and the top of the electrolytic cell, and the height of the first overflow partition plate is sequentially reduced along the flow direction of the roughening solution.
As a preferred scheme of the coarsening electrolysis regeneration system capable of automatically replacing the electrolyte, a plurality of through holes are formed in the position, close to the upper end of the first overflow partition plate, of the first overflow partition plate at intervals along the length direction of the first overflow partition plate, the plurality of through holes form the first channel, and the heights of the bottom surfaces of the plurality of through holes of the overflow partition plate are sequentially reduced along the flow direction of the coarsening liquid medicine.
As a preferable scheme of the coarsening electrolysis regeneration system for automatically replacing the electrolyte, an outlet overflow plate is further arranged between the electrolysis device adjacent to the first liquid outlet pipe and the wall of the electrolysis bath, the outlet overflow plate comprises a horizontal plate fixed on the wall of the electrolysis bath and a vertical plate vertically connected with the horizontal plate, and the overflow height of the vertical plate is lower than that of the overflow partition plate adjacent to the vertical plate.
As a preferable scheme of the roughening electrolysis regeneration system for automatically replacing the electrolyte, the electrolytic ceramic cylinder is fixed in the electrolytic cell through a bracket, and the second overflow return port is located on the side wall of the electrolytic ceramic cylinder and adjacent to the upper end of the electrolytic ceramic cylinder.
As a preferable scheme of the roughening electrolysis regeneration system for automatically replacing the electrolyte, the second liquid inlet is located on the side wall of the electrolytic ceramic cylinder and is adjacent to the bottom of the electrolytic ceramic cylinder.
As a preferred scheme of the coarsening electrolysis regeneration system capable of automatically replacing the electrolyte, the electrolyte storage tank is divided into a first cavity and a second cavity by a partition plate, the first cavity is communicated with the second liquid outlet pipe, and the second cavity is communicated with the second liquid inlet pipe.
As a preferred scheme of the coarsening electrolysis regeneration system for automatically replacing the electrolyte, the second liquid inlet pipe comprises a liquid inlet main pipe communicated with the second chamber and liquid inlet branch pipes used for communicating each electrolytic ceramic cylinder with the liquid inlet main pipe, the liquid inlet branch pipes are arranged in parallel, the liquid inlet main pipe is provided with a circulating pump and a ball valve, and each liquid inlet branch pipe is provided with a ball valve;
the second liquid outlet pipe comprises a liquid outlet main pipe communicated with the first cavity and liquid outlet branch pipes used for communicating each electrolytic ceramic cylinder with the liquid outlet main pipe, the liquid outlet branch pipes are arranged in parallel, and the liquid outlet main pipe and each liquid outlet branch pipe are provided with loose joints.
As a preferred scheme of the coarsening electrolysis regeneration system capable of automatically replacing the electrolyte, a ball valve, a circulating pump and a ball valve are sequentially arranged on the first liquid inlet pipe along the flow direction of the coarsening liquid medicine.
The utility model has the advantages that: by designing multi-stage overflow in the electrolytic cell, the dead angle of electrolysis is avoided, and the efficiency of removing impurities by electrolysis is improved; by designing the automatic liquid supplementing and draining system, the damage of the electrolytic regeneration system to operators is avoided, the labor cost is reduced, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a piping diagram of a roughening electrolysis regeneration system with automatic electrolyte replacement according to an embodiment of the present invention.
FIG. 2 is a front view of an electrolytic cell according to an embodiment of the present invention.
FIG. 3 is a side view of an electrolytic cell according to an embodiment of the present invention.
In the figure:
1. a roughening tank;
2. an electrolytic cell; 21. a first liquid inlet pipe; 22. a first liquid outlet pipe; 231. a liquid inlet main pipe; 232. a liquid inlet branch pipe; 241. a liquid outlet main pipe; 242. a liquid outlet branch pipe; 25. a first overflow drain;
3. an electrolyte storage tank; 31. a partition plate; 32. a first chamber; 33. a second chamber;
4. an electrolysis device; 41. an electrolytic ceramic jar; 42. a cathode plate; 43. an anode plate; 44. a support; 45. a second overflow drain; 46. a cathode and anode rod;
5. an overflow baffle; 51. a first overflow baffle; 52. a second overflow baffle;
6. an outlet overflow plate; 61. a horizontal plate; 62. a vertical plate.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, an embodiment of the present invention provides a roughening electrolysis regeneration system capable of automatically replacing electrolyte, comprising a roughening tank 1, an electrolytic tank 2 and an electrolyte storage tank 3, wherein two opposite sides of the electrolytic tank 2 are respectively provided with a first inlet and a first overflow return port 25, the first inlet is communicated with the roughening tank 1 through a first inlet pipe 21, the first overflow return port 25 is communicated with the roughening tank 1 through a first outlet pipe 22, at least three electrolysis apparatuses 4 are partitioned in the electrolytic tank 2, each electrolysis apparatus 4 comprises an electrolytic ceramic cylinder 41 fixed in the electrolytic tank 2, a cathode plate 42 inserted into the electrolytic ceramic cylinder 41 and an anode plate 43 located outside the electrolytic ceramic cylinder 41, the electrolytic ceramic cylinder 41 is provided with a second inlet and a second overflow return port 45, the second inlet is communicated with the electrolyte storage tank 3 through a second inlet pipe, the second overflow return port 45 is communicated with the electrolyte storage tank 3 through a second outlet pipe, first feed liquor pipe 21 and second feed liquor pipe are equipped with the circulating pump respectively, separate through overflow baffle 5 between two adjacent electrolytic device 4, and along the flow direction of alligatoring liquid medicine, the overflow height of overflow baffle 5 reduces in proper order, first overflow backward flow mouth 25 highly be higher than the height at the top of coarsening tank 1, second overflow backward flow mouth 45 highly be higher than the height at the top of electrolyte hold up tank 3. Wherein, a plurality of capillary holes are distributed on the electrolytic ceramic cylinder 41, the capillary holes can reach a penetration state through strong current during the initial electrolysis, only metal impurity ions can enter the electrolytic ceramic cylinder 41 through the capillary holes due to the special performance of the capillary holes after reaching the penetration state, and other ions can not enter the electrolytic ceramic cylinder 41, so that the metal ions are reduced into metal atoms in the electrolytic ceramic cylinder 41 to be separated out during the specific implementation of the electrolysis. The first overflow return port 25 of the electrolytic bath 2 is higher than the top of the roughening tank 1, and the formed fall can ensure that the roughening liquid medicine can be smoothly discharged to the roughening tank 1 through overflowing the first overflow return port; the second overflow drain 45 is higher than the top of the electrolyte storage tank 3, and the formed fall enables the electrolyte in the electrolytic ceramic cylinder 41 to be smoothly discharged to the electrolyte storage tank 3 through overflow.
In this example, after the roughening treatment of the work with the roughening chemical liquid in the roughening tank 1, Cr in the roughening chemical liquid was treated6+Is reduced into Cr3+Result in Cr6+The concentration is reduced, the coarsening liquid medicine in the coarsening tank 1 enters the electrolytic tank 2 through the first liquid inlet pipe 21 due to a plurality of electrolytic devicesThe overflow height of the overflow partition plates 5 between the electrolytic devices 4 is reduced in sequence, the coarsening liquid medicine can realize level overflow after entering the plurality of electrolytic devices 4, and Cr is regenerated by the multi-level electrolysis of the electrolytic devices 43+Oxidation to Cr6+Then, the liquid flows back into the roughening tank 1 through the first liquid outlet pipe 22, so that the roughening liquid in the roughening tank 1 can be replaced in real time, and the roughening tank 1 can keep a good roughening effect. In the embodiment, the multi-stage overflow is designed in the electrolytic cell 2, so that the dead angle of electrolysis is avoided, and the efficiency of removing impurities by electrolysis is improved; by designing the automatic liquid supplementing and draining system, the damage of the electrolytic regeneration system to operators is avoided, the labor cost is reduced, and the production efficiency is improved.
In this embodiment, the electrolysis apparatus 4 further comprises a cathode and anode rod 46, the hooks of the cathode plate 42 and the anode plate 43 are hung on the cathode and anode rod 46, and the cathode and anode rod 46 is fixed in the electrolysis bath 2 and connected with an external direct current electroplating power supply through a cable to form a loop.
Specifically, the number of the electrolytic devices 4 of the present embodiment is four, correspondingly, the number of the overflow barriers 5 is three, an outlet overflow plate 6 is further disposed between the electrolytic device 4 adjacent to the first liquid outlet pipe 22 and the wall of the electrolytic tank 2, the outlet overflow plate 6 comprises a horizontal plate 61 fixed on the wall of the electrolytic tank 2 and a vertical plate 62 vertically connected to the horizontal plate 61, and the overflow height of the vertical plate 62 is lower than that of the adjacent overflow barrier 5, so that impurities such as metals generated by electrolysis can be further removed.
Along the flow direction of the alligatoring liquid medicine, every overflow baffle 5 all includes first overflow baffle 51 and the second overflow baffle 52 that the interval set up, the lower extreme of first overflow baffle 51 is fixed in the bottom of electrolysis trough 2, the top that first overflow baffle 51 is close to electrolysis trough 2 is equipped with the first passageway that supplies the electrolyte overflow, the upper end of second overflow baffle 52 is fixed in the top of electrolysis trough 2, the bottom that second overflow baffle 52 is close to electrolysis trough 2 is equipped with the second passageway that supplies the alligatoring liquid medicine circulation, the height of first passageway reduces in proper order. By sequentially lowering the height of the first passage, the roughening chemical liquid flows up and down in the electrolytic bath 2, and thus roughening chemical liquid not yet electrolyzed at the previous stage can be sufficiently electrolyzed at the next stage. The specific implementation is as follows, coarseningWhen the chemical liquid flows through the first-stage electrolytic device 4, metal ions enter the electrolytic ceramic cylinder 41, because the electrolytic ceramic cylinder 41 is set as a cathode, the metal ions are reduced into metal atoms and precipitated under the action of an electric field, and Cr3+Is oxidized into Cr by the action of an electric field when flowing through the anode6+And then, the liquid medicine which is not electrolyzed can be fully electrolyzed at the next stage through stage-by-stage overflow, so that the dead angle of electrolysis is avoided.
In this embodiment, the upper end of the first overflow partition 51 is spaced apart from the top of the electrolytic bath 2, a first passage is formed between the upper end of the first overflow partition 51 and the top of the electrolytic bath 2, and the height of the first overflow partition 51 is gradually reduced along the flow direction of the roughening chemical. Further, the upper end of the first overflow barrier 51 is parallel to the horizontal plane.
Wherein the electrolytic ceramic jar 41 is fixed in the electrolytic tank 2 through the bracket 44, the second overflow return port 45 is positioned on the side wall of the electrolytic ceramic jar 41 and near the upper end thereof, and the generated electrolytic waste liquid flows into the electrolyte storage tank 3 through the second liquid outlet pipe.
Optionally, the second liquid inlet is located on the side wall of the electrolytic ceramic cylinder and adjacent to the bottom of the electrolytic ceramic cylinder, and the electrolyte in the electrolyte storage tank 3 enters the electrolytic ceramic cylinder 41 through the second liquid inlet hole on the side wall of the electrolytic ceramic cylinder 41 under the action of the circulating pump, so that the electrolytic waste liquid in the electrolytic ceramic cylinder 41 can be quickly discharged through the second overflow/return port 45 in an overflow manner.
The electrolyte storage tank 3 is internally divided into a first cavity 32 and a second cavity 33 by a partition plate 31, the first cavity 32 is communicated with the second liquid outlet pipe, and the second cavity 33 is communicated with the second liquid inlet pipe. After entering the first cavity 32 through the second liquid outlet pipe, the electrolytic waste liquid is settled under the action of the partition plate 31, the electrolyte after settlement enters the second cavity 33 through the through hole on the partition plate 31, enters the bottom of the electrolytic ceramic cylinder 41 through the second liquid inlet pipe under the action of the circulating pump (liquid replenishing pump), and the electrolytic waste liquid is circulated in this way.
The second liquid inlet pipe comprises a liquid inlet main pipe 231 communicated with the second chamber 33 and liquid inlet branch pipes 232 used for communicating each electrolytic ceramic cylinder 41 with the liquid inlet main pipe 231, the liquid inlet branch pipes 232 are arranged in parallel, the liquid inlet main pipe 231 is provided with a circulating pump and a ball valve, and each liquid inlet branch pipe 232 is provided with a ball valve;
the second liquid outlet pipe comprises a liquid outlet main pipe 241 communicated with the first cavity 32 and liquid outlet branch pipes 242 used for communicating each electrolytic ceramic cylinder 41 with the liquid outlet main pipe 241, the liquid outlet branch pipes 242 are arranged in parallel, and the liquid outlet main pipe 241 and each liquid outlet branch pipe 242 are provided with movable joints. The electrolyte circulation state of each electrolytic ceramic cylinder 41 can be individually controlled by a loose joint/ball valve.
Wherein, be equipped with ball valve, circulating pump and ball valve along the flow direction of alligatoring liquid medicine in proper order on first feed liquor pipe 21, through set up a ball valve respectively in the front and back of circulating pump, can improve alligatoring electrolysis regeneration system's security performance.
In another embodiment of the present invention, it is substantially the same as the above-described embodiment except that the structure of the first passage is different from the above-described embodiment. Specifically, the first overflow partition 51 is adjacent to the upper end thereof and is provided with a plurality of through holes at intervals along the length direction of the first overflow partition 51, the plurality of through holes form a first channel, and the heights of the bottom surfaces of the through holes of the plurality of overflow partitions 5 are sequentially reduced along the flow direction of the coarsening liquid medicine. The same level overflow effect as in the above-described embodiment can be achieved as well.
The working principle of the coarsening electrolysis regeneration system of the embodiment is as follows: after the liquid medicine in the coarsening tank 1 is subjected to coarsening reaction, the coarsening liquid medicine is pumped into the electrolytic tank 2 by the circulating pump, and metal impurities and Cr are reduced by four-level overflow and electrolytic treatment3+And (4) content. Wherein the cathode plate 42 of the electrolytic ceramic cylinder 41 is connected to the cathode of the electroplating power supply, and the anode plates 43 at the two sides are connected to the anode of the electroplating power supply, because of the special performance of the electrolytic ceramic cylinder 41, when the coarsening liquid medicine flows through the electrolytic ceramic cylinder 41, the metal ions can enter the electrolytic ceramic cylinder 41, and other ions can not enter the electrolytic ceramic cylinder 41. After the electroplating power supply is switched on, metal ions enter the electrolytic ceramic cylinder 1, reduction reaction is carried out on the cathode plate 42, and the metal ions are reduced into metal to be separated out; while an oxidation reaction, Cr, occurs on the anode plate 433+Is oxidized into Cr6+Further achieve the purposes of removing impurities and reducing Cr3+The function of the content. Due to continuous precipitation of metal ions and consumption of electrolyteThe utility model discloses a ceramic electrolytic cell 41, need regularly change electrolyte and clearance metallic impurity, in order to reduce the injury, reduce the cost of labor, squeeze into the bottom of electrolytic ceramic jar 41 with electrolyte by a circulating pump, go up second overflow backward flow mouth 45 outflow to electrolyte hold up tank 3 through electrolytic ceramic jar 41 interior impurity and waste liquid towards electrolytic ceramic jar 41 top and through electrolytic ceramic jar 41 through the pressure of circulating pump, electrolyte hold up tank 3 designs has baffle 31, the liquid is mended after the impurity is removed in the backward flow waste liquid process sediment.
Compared with the prior art, the coarsening electrolysis regeneration system of the embodiment has the following advantages:
1. by designing multi-stage overflow in the electrolytic cell, the dead angle of electrolysis is avoided, and the efficiency of removing impurities by electrolysis is improved;
2. by designing the automatic liquid supplementing and draining system, the damage of the electrolytic regeneration system to operators is avoided, the labor cost is reduced, and the production efficiency is improved.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (10)
1. A coarsening electrolysis regeneration system capable of automatically replacing electrolyte is characterized by comprising a coarsening tank, an electrolytic tank and an electrolyte storage tank, wherein two opposite sides of the electrolytic tank are respectively provided with a first liquid inlet and a first overflow backflow port, the first liquid inlet is communicated with the coarsening tank through a first liquid inlet pipe, the first overflow backflow port is communicated with the coarsening tank through a first liquid outlet pipe, at least three electrolytic devices are arranged at intervals in the electrolytic tank, each electrolytic device comprises an electrolytic ceramic cylinder fixed in the electrolytic tank, a cathode plate inserted into the electrolytic ceramic cylinder and an anode plate positioned outside the electrolytic ceramic cylinder, the electrolytic ceramic cylinder is provided with a second liquid inlet and a second overflow backflow port, the second liquid inlet is communicated with the electrolyte storage tank through a second liquid inlet pipe, and the second overflow backflow port is communicated with the electrolyte storage tank through a second liquid outlet pipe, first feed liquor pipe with second feed liquor pipe is equipped with the circulating pump respectively, and adjacent two separate through the overflow baffle between the electrolytic device, and along the flow direction of alligatoring liquid medicine, the overflow height of overflow baffle reduces in proper order, first overflow backward flow mouth highly be higher than the height at the top of coarsening tank, the height at second overflow backward flow mouth highly be higher than the height at the top of electrolyte hold up tank.
2. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 1, wherein each overflow partition comprises a first overflow partition and a second overflow partition arranged at intervals along the flow direction of the roughening solution, the lower end of the first overflow partition is fixed at the bottom of the electrolytic cell, the first overflow partition is provided with a first channel for overflowing the electrolyte adjacent to the top of the electrolytic cell, the upper end of the second overflow partition is fixed at the top of the electrolytic cell, the second overflow partition is provided with a second channel for circulating the roughening solution adjacent to the bottom of the electrolytic cell, and the height of the first channel is sequentially reduced.
3. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 2, wherein the upper end of the first overflow partition is spaced from the top of the electrolytic cell, a first channel is formed between the upper end of the first overflow partition and the top of the electrolytic cell, and the height of the first overflow partition is sequentially reduced along the flow direction of the roughening solution.
4. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 2, wherein a plurality of through holes are formed in the first overflow partition plate adjacent to the upper end thereof at intervals along the length direction of the first overflow partition plate, the plurality of through holes form the first channel, and the heights of the bottom surfaces of the plurality of through holes of the overflow partition plate are sequentially reduced along the flow direction of the roughening solution.
5. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 1, wherein an outlet overflow plate is further disposed between the electrolyzer adjacent to the first liquid outlet pipe and the wall of the electrolyzer, the outlet overflow plate comprises a horizontal plate fixed on the wall of the electrolyzer and a vertical plate vertically connected to the horizontal plate, and the overflow height of the vertical plate is lower than that of the overflow partition plate adjacent to the vertical plate.
6. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 1, wherein said electrolytic ceramic cylinder is fixed in said electrolytic bath by a bracket, and said second overflow return port is located on a side wall of said electrolytic ceramic cylinder adjacent to an upper end thereof.
7. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 6, wherein the second liquid inlet is located on the side wall of the electrolytic ceramic cylinder and adjacent to the bottom of the electrolytic ceramic cylinder.
8. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to claim 1, wherein the electrolyte storage tank is divided into a first chamber and a second chamber by a partition plate, the first chamber is communicated with the second liquid outlet pipe, and the second chamber is communicated with the second liquid inlet pipe.
9. The coarsening electrolysis regeneration system capable of automatically replacing the electrolyte according to claim 8, wherein the second liquid inlet pipe comprises a liquid inlet main pipe communicated with the second chamber and liquid inlet branch pipes for communicating each electrolytic ceramic cylinder with the liquid inlet main pipe, a plurality of the liquid inlet branch pipes are arranged in parallel, the liquid inlet main pipe is provided with a circulating pump and a ball valve, and each liquid inlet branch pipe is provided with a ball valve;
the second liquid outlet pipe comprises a liquid outlet main pipe communicated with the first cavity and liquid outlet branch pipes used for communicating each electrolytic ceramic cylinder with the liquid outlet main pipe, the liquid outlet branch pipes are arranged in parallel, and the liquid outlet main pipe and each liquid outlet branch pipe are provided with loose joints.
10. The roughening electrolysis regeneration system capable of automatically replacing electrolyte according to any one of claims 1 to 9, wherein a ball valve, a circulating pump and a ball valve are sequentially arranged on the first liquid inlet pipe along the flow direction of the roughening solution.
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