CN203065293U - Copper extraction treatment device for treating electrocoppering waste water in PCB processing course - Google Patents

Abstract

The utility model relates to the technical field of electroplating waste water treatment, and specifically relates to a copper extraction treatment device for treating electrocoppering waste water in PCB (Printed Circuit Board) processing course, wherein an electrocoppering waste water storage barrel is connected with an electrolysis system through a connecting pipe; the electrolysis system is connected with waste water treating equipment through a waste water treating connecting pipe; the electrolytic system is connected with a post-electrolytic waste liquid storage barrel through a waste water recovery connecting pipe; the electrolytic system further comprises an electrolytic polar plate and an electrolyte circulating pipe; and the electrolytic polar plate is arranged in the electrolyte. The copper extraction treatment device for treating electrocoppering waste water in PCB processing course takes full advantages of the electrolyte component in waste water and is capable of electrolyzing few copper ions contained in the waste water into metal copper; the copper extraction treatment device can conveniently extract copper and is simple in equipment operation; the copper ion extraction rate of the copper extraction treatment device is more than 95%, and after treatment, the copper content in final waste water is lower than 0.1 g/L; and therefore, the copper extraction treatment device is more convenient for environmental protection treatment and well develops the value of the waste liquid.

Description

A copper extraction treatment device for treating copper electroplating wastewater in PCB processing

technical field

The utility model relates to the technical field of electroplating wastewater treatment, in particular to a copper extraction treatment device for treating electroplating copper wastewater in the process of PCB processing. the

Background technique

Electroplating wastewater includes plating parts cleaning water, waste electroplating solution, and other wastewater, including washing the floor of the workshop, scrubbing plate washing water, condensed water from ventilation equipment, and "running, popping, dripping, The water quality and quantity of electroplating wastewater are related to factors such as electroplating production process conditions, production load, operation management and water use methods. The water quality of electroplating wastewater is complex, and its composition is difficult to control. It contains heavy metal ions such as chromium, cadmium, nickel, copper, zinc, gold, silver, and cyanide, and some are highly toxic substances that are carcinogenic, teratogenic, and mutagenic. The treatment method of electroplating wastewater is to discharge the wastewater to the environmental protection pool, and adopt the neutralization precipitation method to precipitate the copper ions in the waste liquid, which not only causes waste of resources, but also increases the processing burden of the environmental protection pool. the

Therefore, in order to overcome the deficiencies of the above-mentioned technologies, we designed a PCB processing machine that can make full use of the electrolyte components in the wastewater, electrolyze a small amount of copper ions contained in the wastewater into metallic copper, and take copper conveniently, and the equipment is simple to operate. The copper extraction treatment device of electroplating copper wastewater in the process is just the problem that the inventor will solve. the

Contents of the invention

In view of the deficiencies in the prior art, the purpose of this utility model is to provide a copper extraction treatment device for treating copper electroplating wastewater in the PCB processing process. A small amount of copper ions contained in it is electrolyzed into metallic copper, and it is convenient to take copper, which has very good practical value. the

The technical scheme adopted by the utility model to solve the technical problem is: a copper extraction treatment device for treating electroplating copper wastewater in the PCB processing process, including electroplating copper wastewater storage barrels, an electrolysis system, a waste liquid storage barrel after electrolysis, and wastewater treatment equipment , characterized in that: the copper electroplating wastewater storage barrel is connected to the electrolysis system through a connecting pipe, the electrolysis system is connected to wastewater treatment equipment through a wastewater treatment connecting pipe, and the electrolysis system is connected to the waste liquid storage barrel after electrolysis through a wastewater recovery connecting pipe. the

Further, the electrolysis system also includes an electrolysis plate and an electrolyte circulation pipe, and the electrolysis plate is arranged in the electrolyte. the

The beneficial effects of the utility model are:

1. The utility model makes full use of the electrolyte components in the waste water, and can electrolyze a small amount of copper ions contained in the waste water into metallic copper, and it is convenient to take copper, and the equipment is easy to operate. the

2. The copper ion extraction rate of the utility model is above 95%, and the copper content in the final waste water after treatment is lower than 0.1g/L, which is more convenient for environmental protection treatment and reflects the value of waste liquid. the

Description of drawings

Fig. 1 is the structural representation of the utility model. the

Explanation of reference numerals: 1- electroplating copper wastewater storage tank; 2- electrolysis system; 3- waste liquid storage tank after electrolysis; 4- wastewater treatment equipment; 5- connecting pipe; 6- electrolyte circulation pipe; 7- wastewater recovery connection Tube; 8-Wastewater treatment connecting pipe; 9-Electrolysis plate. the

Detailed ways

The utility model will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the utility model and are not intended to limit the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the application. the

Fig. 1 is a schematic structural diagram of a copper extraction treatment device for treating copper electroplating wastewater in the PCB processing process of the present utility model, which includes a copper electroplating wastewater storage tank 1, an electrolysis system 2, a waste liquid storage tank 3 after electrolysis, and wastewater treatment equipment 4. The copper electroplating waste water storage barrel 1 is connected to the electrolysis system 2 through the connecting pipe 5, the electrolysis system 2 is connected to the waste water treatment equipment 4 through the waste water treatment connecting pipe 8, and the electrolysis system 2 is connected to the waste liquid storage barrel 3 after electrolysis through the waste water recovery connecting pipe 7 connected, the electrolysis system 2 also includes an electrolysis plate 9 and an electrolyte circulation pipe 6, the electrolysis plate 9 is arranged in the electrolyte, and the electrolysis system 2 is provided with an electrolyte circulation pipe 6 that can circulate the electrolyte. The new type makes full use of the electrolyte components in the waste water, and can electrolyze a small amount of copper ions contained in the waste water into metallic copper, and the copper extraction is convenient, and the equipment is easy to operate. The copper ion extraction rate of the utility model is above 95%, and the final waste water contains The amount of copper is less than 0.1g/L, which is more convenient for environmental protection treatment and reflects the value of waste liquid. the

Claims (2)

1. A copper extraction treatment device for copper electroplating wastewater in the PCB processing process, comprising a copper electroplating wastewater storage tank, an electrolysis system, a waste liquid storage tank after electrolysis, and wastewater treatment equipment, characterized in that: the copper electroplating wastewater storage tank The electrolysis system is connected to the electrolysis system through the connection pipe, the electrolysis system is connected to the waste water treatment equipment through the waste water treatment connection pipe, and the electrolysis system is connected to the waste liquid storage barrel after electrolysis through the waste water recovery connection pipe. 2. According to claim 1, a copper extraction treatment device for treating copper electroplating wastewater in the PCB processing process is characterized in that: the electrolysis system also includes an electrolysis plate and an electrolyte circulation pipe, and the electrolysis plate is arranged in the electrolyte Inside.

Images