Gold potassium cyanide electrolysis production control system

Abstract

The invention relates to the field of electrolysis control systems, in particular to a potassium aurous cyanide electrolysis production control system, which comprises a PLC (Programmable Logic Controller) control module for controlling production equipment; the production module is used for electrolyzing the electrolytic substances; the abnormal alarm module is used for sending out an alarm signal based on leakage of waste gas, waste water and chemical medicines generated during substance electrolysis; the electrolytic cell electrolysis module is used for electrolyzing the potassium aurous cyanide substance; and the recovery module is used for recycling harmful waste gas, industrial waste gas and electrolyzed water of potassium aurous cyanide. Gold potassium cyanide is put into a second electrolysis box, one end of an electrolysis rod extends into the second electrolysis box, then electrolyte in the second electrolysis box makes contact with the gold potassium cyanide to be electrified, and the top end of an electrolysis cavity is sealed through cooperation of a closing cover and an air suction sealing cover before electrification; and leakage of gas generated during electrolysis of the potassium aurous cyanide is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of electrolysis control systems, in particular to a control system for electrolysis production of potassium gold cyanide. Background Art

[0002] Potassium cyanide, also known as gold salt, is an important electroplating chemical raw material. It is the main gold-plating raw material for integrated circuit boards or handicrafts. It is mainly used for the electroplating of electronic products. In addition to being used in the electroplating industry, potassium cyanide can also be used in the pharmaceutical industry and as an analytical reagent. It plays an important role in the production process of many precision instruments. Potassium cyanide is an important electroplating chemical raw material.

[0003] A patent with announcement number CN114488983A discloses a potassium gold cyanide production monitoring system, including a production monitoring unit, a PLC control unit, a drive monitoring unit, an abnormal alarm unit, an interactive unit and a remote control terminal; the production monitoring unit is used to monitor and manage the production process of potassium gold cyanide and obtain monitoring data; the PLC control unit is used to receive and store data monitored by the production monitoring unit, and control the operation of the abnormal alarm unit, the interactive unit and the drive monitoring unit; the interactive unit is used for staff to input electrolysis-related parameter information on site, and is also used to observe real-time parameter information during the production process on site; the drive monitoring unit is used for electrolysis production and monitoring; the abnormal alarm unit is used to output alarm information based on abnormal information and system failures; the remote control terminal is used to send control instructions, and is also used for display and alarm; the present invention can monitor the production process of potassium gold cyanide, improve production efficiency, and ensure electrolysis safety; at the same time, remote monitoring operation can be realized.

[0004] When the existing potassium gold cyanide is electrolyzed again, a part of the gold substance in the metal substance inside the potassium gold cyanide will penetrate into the electrolyte. If the electrolyte is directly discharged, the gold substance in the electrolyte will be directly wasted. If the electrolytic waste liquid is collected first and then the gold substance in the electrolyte is chemically precipitated through other equipment, the working steps are increased, and a part of the electrolyte will be left in the equipment when the electrolyte is extracted, resulting in the problem of waste of gold liquid. Summary of the invention

[0005] To this end, the technical problem to be solved by the present invention is to overcome the problem in the prior art that the electrolyte produced by electrolysis cannot be precipitated with gold, which increases the working steps, and when the electrolyte is extracted, a part of the electrolyte will remain inside the equipment, resulting in waste of gold.

[0006] In order to solve the above technical problems, the present invention provides a control system for the electrolytic production of potassium gold cyanide, comprising:

[0007] PLC control module, used to control production equipment;

[0008] A production module for electrolyzing an electrolytic substance;

[0009] Abnormal alarm module, which sends out alarm signals based on the leakage of waste gas, waste water and chemical drugs generated during the electrolysis of substances;

[0010] Recovery module, used for secondary recycling of wastewater and waste gas;

[0011] An electrolytic cell electrolysis module, used for electrolyzing potassium cyanogen gold material;

[0012] The recovery module is used to recycle harmful waste gas, industrial waste gas and electrolyzed water of potassium gold cyanide;

[0013] The recovery module is composed of a waste gas recovery module and a molten metal collection module. An absorption unit and a molten metal stirring unit are arranged inside the molten metal collection module. The molten metal stirring unit is used to promote chemical reaction treatment.

[0014] In one embodiment of the present invention, the molten metal stirring unit includes a sedimentation agent mixing unit and an adsorption unit. The sedimentation agent mixing unit is used to perform impurity sedimentation treatment on the molten metal after stirring, and the sedimentation agent mixing unit is used to precipitate hydroxides, sulfides and barium salts.

[0015] In one embodiment of the present invention, the adsorption unit comprises an ion exchange unit, and the ion exchange unit is used to exchange solid ions with ions in a dilute solution.

[0016] In one embodiment of the present invention, the waste gas recovery module includes a waste gas secondary utilization unit, and the waste gas secondary utilization unit is used to perform secondary stirring on the chemical agent inside the sedimentation agent.

[0017] In one embodiment of the present invention, the electrolysis module of the electrolytic cell comprises an anode electrolysis unit and a cathode electrolysis unit, wherein the anode electrolysis unit and the cathode electrolysis unit are used for the electrolyte solution and the molten electrolyte to induce a redox reaction.

[0018] In one embodiment of the present invention, the production module includes an electrolytic box and a waste gas extractor arranged at the bottom edge of one side of the electrolytic box, and an electrolytic rod fixedly installed on the top surface of the electrolytic box and located at the edge of one side.

[0019] In one embodiment of the present invention, a stirring and mixing chamber and an electrolysis chamber are respectively provided inside the electrolysis box 1 and at the edge positions on both sides, and an insulating layer is fixedly connected to the inner wall surface of the electrolysis chamber.

[0020] In one embodiment of the present invention, two groups of oscillators are provided at the edge positions on both sides of the top of the electrolytic box and at the top edge position of the electrolytic chamber, and the output ends of the two groups of oscillators are swingably connected with a closing cover and an air suction closing cover respectively, a baffle plate is movably sleeved on the top surface of the electrolytic box and at the top edge position of the stirring and mixing chamber, a convex baffle plate is fixedly connected to the inner wall surface of the stirring and mixing chamber and at the middle position, and a padding strip is fixedly connected to the inner wall surface of the bottom of the electrolytic chamber.

[0021] In one embodiment of the present invention, limit strips are symmetrically fixedly connected to the inner wall surfaces on both sides of the insulating layer, and an electrolytic box 2 movably overlapped on the top surface of the raising strip is movably sleeved on the outer surface of the limit strip, and supporting inclined plates movably overlapped on the bottom surface of the electrolytic rod are arranged on the top surface of the electrolytic box 2 and at the edge positions on both sides, and an exhaust port is arranged between the inner wall surface of the stirring mixing chamber and the outer surface of the convex baffle.

[0022] In one embodiment of the present invention, a docking external tube is movably sleeved on the outer surface of the electrolytic box one, a motor is fixedly installed on the outer surface of the electrolytic box one and located in the middle position of the two groups of docking external tubes, a transmission track movably sleeved on the outer surface of the output end of the motor is movably sleeved, a chemical agent addition tube movably sleeved on the outer surface of the docking external tube is fixedly installed on the top surface of the exhaust gas extractor, an air suction hose is fixedly installed on the top surface of the exhaust gas extractor and located at one side edge position, the outer surface of the other end of the air suction hose is fixedly connected to the outer surface of the air suction closing cover, a stirring blade is arranged on the output end surface of the motor passing through the inner wall of the stirring mixing chamber, and the stirring blade and the outer surface of the docking external tube are arranged at the bottom edge position of the convex baffle.

[0023] The above technical solution of the present invention has the following advantages compared with the prior art:

[0024] The potassium gold cyanide electrolysis production control system of the present invention is as follows: potassium gold cyanide is placed into the interior of the second electrolysis box, and one end of the electrolysis rod is extended into the interior of the second electrolysis box, so that the electrolyte in the second electrolysis box and the potassium gold cyanide are in contact and energized. Before this, the top of the electrolysis chamber is sealed in cooperation with a closing cover and an air suction closing cover to reduce the leakage of gas generated during the electrolysis of the potassium gold cyanide, and the liquid after electrolysis penetrates into the interior of the stirring and mixing chamber, and the stirring fan blades are rotated in cooperation with a motor to fully stir and mix the electrolyte in the stirring and mixing chamber, so that the electrolyte and the chemical agent are fully mixed.

[0025] The potassium gold cyanide electrolytic production control system described in the present invention adds a chemical agent for sedimentation inside a chemical agent adding tube, absorbs the chemical waste gas rising inside an air intake closure cover through an air intake hose, and injects the chemical waste gas into a stirring and mixing chamber through the chemical agent adding tube. When the waste gas passes through the chemical agent adding tube, it brings the internal chemical agent into a docking external tube, and the gas spreads and diffuses from the inside of the docking external tube to the outside. The diffused gas carries the chemical agent and evenly diffuses it in the electrolyte inside the stirring and mixing chamber. At this time, the stirring and mixing chamber is cooperated to fully stir and mix the internal electrolyte, so that the electrolyte and the chemical agent are fully mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to make the contents of the present invention more clearly understood, the present invention is further described in detail below according to specific embodiments of the present invention in conjunction with the accompanying drawings.

[0027] Figure 1 is a system flow chart of the present invention;

[0028] Figure 2 It is a system expansion flow chart in the present invention;

[0029] Figure 3 It is a three-dimensional diagram of an electrolytic box in the present invention;

[0030] Figure 4 is a cutaway perspective view of an electrolytic box in the present invention;

[0031] Figure 5 It is a perspective view of an expanded cross-section of an electrolytic box in the present invention;

[0032] Figure 6 It is a sectional stereoscopic diagram of the butted externally-released pipe in the present invention;

[0033] Figure 7 It is a cross-sectional stereoscopic view of the electrolytic box in the present invention.

[0034] Explanation of the reference numerals in the specification: 11. Electrolytic box one; 111. Stirring and mixing chamber; 112. Electrolytic chamber; 113. Insulating layer; 114. Oscillator; 115. Closing cover; 116. Air suction closing cover; 117. Partition plate; 118. Convex baffle; 119. Electrolytic box two; 1110. Limiting strip; 1111. Heightening strip; 1112. Support inclined plate; 1113. Exhaust port; 12. Waste gas extractor; 121. Chemical agent addition pipe; 122. Docking external pipe; 123. Drive track; 124. Motor; 125. Stirring fan blade; 126. Air suction hose; 14. Electrolytic rod. DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0036] See also Figure 1 - Figure 2 As shown, the present invention provides a control system for electrolytic production of potassium gold cyanide, comprising:

[0037] PLC control module, used to control production equipment; production module, used to electrolyze electrolytic substances; abnormal alarm module, based on the waste gas, waste water, chemical drug leakage generated during the electrolysis of substances, thereby issuing an alarm signal; recovery module, used for secondary recovery and utilization of waste water and waste gas; electrolytic cell electrolysis module, used to electrolyze potassium gold cyanide substances; the recovery module is used to recycle harmful waste gas, industrial waste gas, and electrolyzed water from potassium gold cyanide; the recovery module is composed of a waste gas recovery module and a metal liquid collection module, the metal liquid collection module is provided with an absorption unit and a metal liquid stirring unit, and the metal liquid stirring unit is used to promote chemical reaction processing;

[0038] The production module is started and controlled by the PLC control module, and the potassium gold cyanide is electrolyzed in cooperation with the electrolytic cell electrolysis module, so that the metal substance on the surface of the potassium gold cyanide is melted into the electrolyte through electrolysis. At the same time, the recovery module is cooperated to recover some waste gas generated during the electrolysis of potassium gold cyanide, and chemical agents for precipitating metal substances are added to the recovered waste gas, so as to achieve the effect of rapid precipitation of metal substances in the electrolyte.

[0039] Furthermore, if Figure 1 and Figure 2 As shown, the molten metal stirring unit includes a sedimentation agent mixing unit and an adsorption unit, the sedimentation agent mixing unit is used to perform impurity sedimentation treatment on the molten metal after stirring, the sedimentation agent mixing unit is used to precipitate hydroxides, sulfides and barium salts, the adsorption unit includes an ion exchange unit, the ion exchange unit is used to exchange solid ions with ions in a dilute solution, the waste gas recovery module includes a waste gas secondary utilization unit, the waste gas secondary utilization unit is used to perform secondary stirring on the chemical agents inside the sedimentation agent, the electrolytic cell electrolysis module includes an anode electrolysis unit and a cathode electrolysis unit, the anode electrolysis unit and the cathode electrolysis unit are used to cause redox reactions between electrolyte solutions and molten electrolytes.

[0040] Potassium gold cyanide is electrolyzed by the anode electrolysis unit and the cathode electrolysis unit, so that the metal substances inside the potassium gold cyanide are quickly separated. At the same time, the waste gas generated by the electrolytic chemical reaction of potassium gold cyanide is recovered in conjunction with the waste gas recovery module. At the same time, chemical agents are added to the recovered gas and injected into the metal liquid stirring unit. At this time, the electrolyzed metal substances are stirred by the metal liquid stirring unit to fully mix the chemical agents and the metal liquid. At the same time, when stirring, the metal liquid is allowed to settle in layers.

[0041] Furthermore, if Figures 4 to 7 As shown, the production module includes an electrolytic box 11 and a waste gas extractor 12 arranged at the bottom edge position of one side of the electrolytic box 11, an electrolytic rod 14 fixedly installed on the top surface of the electrolytic box 11 and located at the edge position of one side, and a stirring mixing chamber 111 and an electrolytic chamber 112 are respectively arranged inside the electrolytic box 11 and at the edge positions on both sides, and an insulating layer 113 is fixedly connected to the inner wall surface of the electrolytic chamber 112, two groups of oscillators 114 are arranged at the edge positions on both sides of the top of the electrolytic box 11 and at the top edge position of the electrolytic chamber 112, and a closing cover 115 and an air suction closing cover 116 are swung and connected to the output ends of the two groups of oscillators 114 respectively, and the top surface of the electrolytic box 11 and the stirring mixing chamber 111 are provided. A baffle plate 117 is movably sleeved on the top edge position, a convex baffle plate 118 is fixedly connected to the inner wall of the stirring mixing chamber 111 and located in the middle position, a padding strip 1111 is fixedly connected to the bottom inner wall of the electrolysis chamber 112, and limiting strips 1110 are symmetrically fixedly connected to the inner walls on both sides of the insulating layer 113. An electrolysis box 119 movably overlapped on the top surface of the padding strip 1111 is movably sleeved on the outer surface of the limiting strip 1110, and a supporting inclined plate 1112 movably overlapped on the bottom surface of the electrolysis rod 14 is arranged on the top surface of the electrolysis box 119 and located at the edge positions on both sides, and an exhaust port 1113 is arranged between the inner wall of the stirring mixing chamber 111 and the outer surface of the convex baffle plate 118.

[0042] Potassium gold cyanide is placed into the interior of the second electrolytic box 119, and then one end of the electrolytic rod 14 is extended into the interior of the second electrolytic box 119, so that the electrolyte and potassium gold cyanide in the second electrolytic box 119 are in contact and energized. Prior to this, the top of the electrolytic chamber 112 is sealed in cooperation with the closing cover 115 and the air intake closing cover 116 to reduce the leakage of the gas generated during the electrolysis of potassium gold cyanide. The liquid after electrolysis penetrates into the stirring and mixing chamber 111, and the stirring blades 125 are rotated by the motor 124 to fully stir and mix the electrolyte in the stirring and mixing chamber 111, so that the electrolyte and the chemical agent are fully mixed. At this time, the motor 124 stops stirring the electrolyte, so that the metal substances in the electrolyte are naturally settled under the adsorption of the chemical agent, and then the waste gas generated in the chemical agent is discharged through the exhaust port 1113.

[0043] Furthermore, if Figures 4 to 7 As shown, the outer surface of the electrolytic box 11 is movably sleeved with a docking external tube 122, the outer surface of the electrolytic box 11 and a motor 124 is fixedly installed at a middle position between the two groups of docking external tubes 122, the outer surface of the output end of the motor 124 is movably sleeved with a transmission track 123 movably sleeved on the outer surface of the docking external tube 122, the top surface of the exhaust gas extractor 12 is fixedly installed with a chemical agent addition tube 121 movably sleeved on the outer surface of the docking external tube 122, the top surface of the exhaust gas extractor 12 is fixedly installed with an air suction hose 126 at a one side edge position, the outer surface of the other end of the air suction hose 126 is fixedly connected to the outer surface of the air suction closing cover 116, the output end surface of the motor 124 passing through the inner wall of the stirring mixing chamber 111 is provided with a stirring blade 125, and the stirring blade 125 and the outer surface of the docking external tube 122 are arranged at the bottom edge position of the convex baffle 118.

[0044] Chemicals for sedimentation are added to the inside of the chemical agent addition tube 121, and the chemical waste gas rising from the inside of the suction sealing cover 116 is absorbed through the suction hose 126, and the chemical waste gas is injected into the inside of the stirring and mixing chamber 111 through the chemical agent addition tube 121. When the waste gas passes through the chemical agent addition tube 121, the internal chemical agents are brought into the inside of the docking external tube 122, and the gas spreads and diffuses from the inside of the docking external tube 122 to the outside. The diffused gas will carry the chemical agents and evenly diffuse them in the electrolyte inside the stirring and mixing chamber 111. At this time, the stirring and mixing chamber 111 is cooperated to fully stir and mix the internal electrolyte, so that the electrolyte and the chemical agents are fully mixed.

[0045] Working principle: Potassium cyanide is put into the interior of the second electrolytic box 119, and then one end of the electrolytic rod 14 is extended into the interior of the second electrolytic box 119, so that the electrolyte in the second electrolytic box 119 and the potassium cyanide are in contact and energized. Before that, the top of the electrolytic chamber 112 is sealed in cooperation with the closing cover 115 and the air intake closing cover 116 to reduce the leakage of the gas generated during the electrolysis of potassium cyanide. The liquid after electrolysis penetrates into the stirring and mixing chamber 111, and the stirring blade 125 is rotated by the motor 124 to fully stir and mix the electrolyte in the stirring and mixing chamber 111, so that the electrolyte and the chemical agent are fully mixed. At this time, the motor 124 stops stirring the electrolyte, so that the metal substances in the electrolyte are naturally settled under the adsorption of the chemical agent, and then the waste gas generated in the chemical agent is discharged through the exhaust port 1113;

[0046] Chemicals for sedimentation are added to the inside of the chemical agent addition tube 121, and the chemical waste gas rising from the inside of the suction sealing cover 116 is absorbed through the suction hose 126, and the chemical waste gas is injected into the inside of the stirring and mixing chamber 111 through the chemical agent addition tube 121. When the waste gas passes through the chemical agent addition tube 121, the internal chemical agents are brought into the inside of the docking external tube 122, and the gas spreads and diffuses from the inside of the docking external tube 122 to the outside. The diffused gas will carry the chemical agents and evenly diffuse them in the electrolyte inside the stirring and mixing chamber 111. At this time, the stirring and mixing chamber 111 is cooperated to fully stir and mix the internal electrolyte, so that the electrolyte and the chemical agents are fully mixed.

[0047] Obviously, the above embodiments are merely examples for clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the protection scope of the invention.

Claims

1. A control system for the electrolytic production of potassium gold cyanide, characterized in that: include: PLC control module, used to control production equipment; A production module for electrolyzing an electrolytic substance; Abnormal alarm module, which sends out alarm signals based on the leakage of waste gas, waste water and chemical drugs generated during the electrolysis of substances; Recovery module, used for secondary recycling of wastewater and waste gas; An electrolytic cell electrolysis module, used for electrolyzing potassium cyanogen gold material; The recovery module is used to recycle harmful waste gas, industrial waste gas and electrolyzed water of potassium gold cyanide; The recovery module is composed of a waste gas recovery module and a molten metal collection module. An absorption unit and a molten metal stirring unit are arranged inside the molten metal collection module. The molten metal stirring unit is used to promote chemical reaction processing.

2. A control system for the electrolytic production of potassium gold cyanide according to claim 1, characterized in that: The metal liquid stirring unit comprises a sedimentation agent mixing unit and an adsorption unit. The sedimentation agent mixing unit is used for performing impurity sedimentation treatment on the stirred metal liquid, and the sedimentation agent mixing unit is used for sedimentation of hydroxides, sulfides and barium salt substances.

3. A control system for the electrolytic production of potassium gold cyanide according to claim 2, characterized in that: The adsorption unit includes an ion exchange unit, and the ion exchange unit is used to exchange solid ions with ions in a dilute solution.

4. A control system for the electrolytic production of potassium gold cyanide according to claim 1, characterized in that: The waste gas recovery module includes a waste gas secondary utilization unit, and the waste gas secondary utilization unit is used for secondary stirring of the chemical reagents inside the sedimentation reagent.

5. A control system for the electrolytic production of potassium gold cyanide according to claim 1, characterized in that: The electrolytic cell electrolysis module comprises an anode electrolysis unit and a cathode electrolysis unit, wherein the anode electrolysis unit and the cathode electrolysis unit are used for an electrolyte solution and a molten electrolyte to induce a redox reaction.

6. A control system for the electrolytic production of potassium gold cyanide according to claim 1, characterized in that: The production module comprises an electrolytic box (11) and a waste gas extractor (12) arranged at the bottom edge of one side of the electrolytic box (11), and an electrolytic rod (14) fixedly mounted on the top surface of the electrolytic box (11) and located at the edge of one side.

7. A control system for the electrolytic production of potassium gold cyanide according to claim 6, characterized in that: A stirring and mixing chamber (111) and an electrolysis chamber (112) are respectively arranged inside the electrolysis box (11) and at the edges of both sides. An insulating layer (113) is fixedly connected to the inner wall surface of the electrolysis chamber (112).

8. A control system for the electrolytic production of potassium gold cyanide according to claim 7, characterized in that: Two groups of oscillators (114) are arranged at the edge positions of both sides of the top of the electrolytic box (11) and at the top edge position of the electrolytic chamber (112); the output ends of the two groups of oscillators (114) are swivellably connected with a closing cover (115) and an air suction closing cover (116); a baffle plate (117) is movably sleeved on the top surface of the electrolytic box (11) and at the top edge position of the stirring and mixing chamber (111); a convex baffle plate (118) is fixedly connected to the inner wall surface of the stirring and mixing chamber (111) and at the middle position; and a padding strip (1111) is fixedly connected to the inner wall surface of the bottom of the electrolytic chamber (112).

9. A control system for the electrolytic production of potassium gold cyanide according to claim 7, characterized in that: The inner wall surfaces on both sides of the insulating layer (113) are symmetrically fixedly connected with limit strips (1110); the outer surface of the limit strips (1110) is movably sleeved with an electrolytic box 2 (119) movably overlapped on the top surface of the padding strip (1111); the top surface of the electrolytic box 2 (119) and the edge positions on both sides are provided with support inclined plates (1112) movably overlapped on the bottom surface of the electrolytic rod (14); and the inner wall surface of the stirring and mixing chamber (111) and the outer surface between the convex baffle (118) are provided with an exhaust port (1113).

10. A control system for electrolytic production of potassium gold cyanide according to claim 6, characterized in that: The outer surface of the electrolytic box (11) is movably sleeved with a docking external tube (122), and a motor (124) is fixedly installed on the outer surface of the electrolytic box (11) and located in the middle position of the two groups of docking external tubes (122). The outer surface of the output end of the motor (124) is movably sleeved with a transmission track (123) movably sleeved on the outer surface of the docking external tube (122), and the top surface of the exhaust gas extractor (12) is fixedly installed with a chemical agent movably sleeved on the outer surface of the docking external tube (122). An agent addition pipe (121) is provided, an air intake hose (126) is fixedly installed on the top surface of the exhaust gas extractor (12) and located at the edge of one side, and the outer surface of the other end of the air intake hose (126) is fixedly connected to the outer surface of the air intake sealing cover (116), and a stirring blade (125) is provided on the output end surface of the motor (124) passing through the inner wall surface of the stirring mixing chamber (111), and the outer surface of the stirring blade (125) and the outer surface of the docking external pipe (122) are arranged at the bottom edge of the convex baffle (118).

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