阅读说明：本技术 一种可节约水资源的洗箔水使用方法 (Method for using foil washing water capable of saving water resources ) 是由 陈泽仁 章园 吴小华 于 2021-07-06 设计创作，主要内容包括：本发明属于电解铜箔领域,尤其是一种可节约水资源的洗箔水使用方法,针对现有的洗箔水都是过滤之后直接排放,利用价值低,并且常温的洗箔水清洗效率低,会浪费大量水资源,并且难以洗净,需要多次清洗,再次提高了洗箔水的使用量,造成了不必要的浪费的问题,现提出如下方案,其包括以下步骤：S1、原水通过综合过滤、两次RO过滤和依次精细过滤之后存入高纯水箱,本发明中,其作用一是用最佳的水(自然温度)给电解液(50度)降温,保护了热交换设备,二是水温高洗箔洗得干净,还省水,一水两用,提高了高纯水的利用率,并且通过先浸泡再冲洗,最后擦拭的方法提高了洗箔的质量。(The invention belongs to the field of electrolytic copper foil, in particular to a method for using foil washing water capable of saving water resources, which aims at solving the problems that the existing foil washing water is directly discharged after being filtered, has low utilization value, low cleaning efficiency of the foil washing water at normal temperature, wastes a large amount of water resources, is difficult to clean, needs to be cleaned for multiple times, increases the using amount of the foil washing water again and causes unnecessary waste, and the following scheme is proposed and comprises the following steps: s1, storing the raw water into a high-purity water tank after comprehensive filtration, twice RO filtration and sequential fine filtration, wherein the method has the functions of cooling the electrolyte (50 ℃) by using the optimal water (natural temperature) to protect heat exchange equipment, saving water and achieving two purposes of one water and improving the utilization rate of high-purity water by washing the foil cleanly with high water temperature and saving water, and the quality of the foil washing is improved by a method of soaking and then washing and finally wiping.)

1. A method for using foil washing water capable of saving water resources is characterized by comprising the following steps:

s1, storing the raw water into a high-purity water tank after comprehensive filtration, twice RO filtration and sequential fine filtration;

s2, exchanging heat between low-temperature water in the high-purity water tank and high-temperature electrolyte, so that the temperature of the high-purity water tank is increased, the temperature of the electrolyte is reduced, and energy required by heat exchange equipment for cooling the electrolyte is reduced;

s3, enabling the heated pure water to enter a large water tank, enabling the pure water to enter a foil washing tank after security filtration to start foil washing, and discharging used wastewater into a wastewater pool;

and S4, carrying out copper extraction treatment on the wastewater in the wastewater tank, and then adjusting the wastewater after the copper extraction treatment to meet the requirement for discharge.

2. The method for using water for washing foil according to claim 1, wherein the water for washing foil in step S3 includes a box body (10), the box body (10) is fixedly connected to the wastewater tank (1) and is communicated with the wastewater tank (1), a component for washing foil is disposed on one side of the box body (10), a transverse plate (22) is fixedly connected to an inner wall of one side of the box body (10), a wiping component for wiping the copper foil is disposed on a top of the transverse plate (22), a second rotating shaft (11) and a first rotating shaft (4) are rotatably connected to an inner wall of the box body (10), a copper foil inlet (5) and a copper foil outlet (9) are disposed on one side of the box body (10), the copper foil inlet (5) is located below the copper foil outlet (9), and a copper foil body (3) penetrates through the copper foil inlet (5), one end of the copper foil body (3) sequentially bypasses the first rotating shaft (4) and the second rotating shaft (11) and penetrates out of the copper foil outlet (9).

3. The method for using the foil washing water capable of saving water resources as claimed in claim 1, wherein the foil washing assembly comprises a pure water tank (18) fixedly connected to one side of the tank body (10), a water pump (16) is fixedly connected to the top of the pure water tank (18), a water inlet of the water pump (16) is fixedly connected with a communicated water inlet pipe (17), the bottom of the water inlet pipe (17) extends to the inside of the pure water tank (18), a water outlet of the water pump (16) is fixedly connected with a first water outlet pipe (14) and a second water outlet pipe (15) respectively through a tee joint, one end of each of the first water outlet pipe (14) and the second water outlet pipe (15) extends to the inside of the tank body (10), the inner walls of two sides of the tank body (10) are fixedly connected with a second water tank (13) and a fixing column (7) respectively, one end of the fixing column (7) is fixedly connected with a first water tank (8), the first water box (8) is communicated with the first water outlet pipe (14), the second water box (13) is communicated with the second water outlet pipe (15), and one side, close to each other, of the second water box (13) and the first water box (8) is fixedly connected with a plurality of second pressurizing heads (12) and a plurality of first pressurizing heads (6) which are communicated with each other respectively.

4. The method for using the foil washing water capable of saving water resources is characterized in that the wiping assembly comprises two symmetrically arranged rotating rods (21) rotatably connected to the top of a transverse plate (22), gears (20) are fixedly connected to the tops of the rotating rods (21), a double-sided rack (28) is slidably connected to the top of the transverse plate (22), two sides of the double-sided rack (28) are respectively meshed with the two gears (20), a lead screw (27) is rotatably connected to one side of the double-sided rack (28), one end of the lead screw (27), far away from the double-sided rack (28), of a thread penetrates through the box body (10) and is fixedly connected with a hand wheel (26), a connecting rod (25) is fixedly connected to one side of the gear (20), and a clamping block (24) is fixedly connected to one end of the connecting rod (25), far away from the gear (20).

5. The method for using water for washing foil as claimed in claim 4, wherein a flexible cloth (23) is fixedly connected to one side of each of the two clamping blocks (24) close to each other, and the flexible cloth (23) is abutted against two sides of the copper foil body (3).

6. The method for using the foil washing water capable of saving water resources is characterized in that the box body (10) is communicated with the wastewater pool (1) through a water outlet (2), and the water outlet (2) is provided with an electromagnetic valve (19).

7. The method for using water for washing foil capable of saving water resource in accordance with claim 3, wherein a plurality of the first pressurizing heads (6) and a plurality of the second pressurizing heads (12) are respectively located at both sides of the copper foil body (3).

8. The method for using water for washing foil as claimed in claim 2, wherein a water level sensor is disposed on one side of the tank (10).

Technical Field

The invention relates to the technical field of electrolytic copper foil, in particular to a method for using foil washing water capable of saving water resources.

Background

Electrolytic copper foil is a basic material for the electronic information industry. At present, the common process adopted in the production of copper foil is to dissolve high-purity copper to prepare copper sulfate solution, direct current is introduced into a special foil forming machine, copper sulfate is electroplated to form foil on the surface of a cathode roller under the action of the direct current, the foil plated on the surface of the cathode roller is continuously removed along with the rotation of the cathode roller to obtain a previous layer of copper foil raw foil with different thicknesses, and then a series of surface treatments such as roughening, curing, passivating and the like are carried out on the raw foil according to the technical requirements to prepare the electrolytic copper foil.

Generally, in the process of processing electrolytic copper foil, electrolyte is attached to the surface of a copper foil raw foil, and the copper foil raw foil with the electrolyte is oxidized and blackened due to contact with air when running on a production line, so that a water washing process is required in each process of production and surface treatment of the electrolytic copper foil raw foil to remove the electrolyte attached to the surface of the copper foil, the existing foil washing water is directly discharged after being filtered, the utilization value is low, the cleaning efficiency of the foil washing water at normal temperature is low, a large amount of water resources are wasted, the cleaning is difficult, multiple times of cleaning are required, the using amount of the foil washing water is increased again, and unnecessary waste is caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a method for using foil washing water capable of saving water resources.

In order to achieve the purpose, the invention adopts the following technical scheme:

a method for using foil washing water capable of saving water resources comprises the following steps:

s1, storing the raw water into a high-purity water tank after comprehensive filtration, twice RO filtration and sequential fine filtration;

s2, exchanging heat between low-temperature water in the high-purity water tank and high-temperature electrolyte, so that the temperature of the high-purity water tank is increased, the temperature of the electrolyte is reduced, and energy required by heat exchange equipment for cooling the electrolyte is reduced;

s3, enabling the heated pure water to enter a large water tank, enabling the pure water to enter a foil washing tank after security filtration to start foil washing, and discharging used wastewater into a wastewater pool;

and S4, carrying out copper extraction treatment on the wastewater in the wastewater tank, and then adjusting the wastewater after the copper extraction treatment to meet the requirement for discharge.

Preferably, wash the paper tinsel case in step S3 includes the box, box fixed connection is linked together on the wastewater disposal basin and with the wastewater disposal basin, one side of box is provided with the paper tinsel subassembly of washing that is used for washing the paper tinsel, one side inner wall fixedly connected with diaphragm of box, the top of diaphragm is provided with the subassembly of cleaning that is used for cleaning the copper foil, the inner wall of box rotates and is connected with second pivot and first pivot, copper foil import and copper foil export have been seted up to one side of box, the copper foil import is located the below of copper foil export, it has the copper foil body to run through in the copper foil import, first pivot and second pivot are walked around in proper order and are worn out from the copper foil export to the one end of copper foil body.

Preferably, the foil washing assembly comprises a pure water tank fixedly connected to one side of the tank body, a water pump is fixedly connected to the top of the pure water tank, the water inlet of the water pump is fixedly connected with a communicated water inlet pipe, the bottom of the water inlet pipe extends to the interior of the pure water tank, the water outlet of the water pump is respectively and fixedly connected with a first water outlet pipe and a second water outlet pipe which are communicated with each other through a three-way joint, one end of the first water outlet pipe and one end of the second water outlet pipe extend to the interior of the box body, the inner walls of the two sides of the box body are respectively and fixedly connected with a second water box and a fixed column, one end of the fixed column is fixedly connected with a first water box which is communicated with a first water outlet pipe, the second water box is communicated with the second water outlet pipe, and one side, close to the first water box, of the second water box is fixedly connected with a plurality of second pressurizing heads and a plurality of first pressurizing heads which are communicated with each other.

Preferably, clean the subassembly including rotating two bull sticks of connecting the symmetry setting at diaphragm top, the top fixedly connected with gear of bull stick, the top sliding connection of diaphragm has two-sided rack, the both sides of two-sided rack mesh with two gears respectively mutually, one side of two-sided rack is rotated and is connected with the lead screw, the one end screw thread that two-sided rack was kept away from to the lead screw runs through box and fixedly connected with hand wheel, one side fixedly connected with connecting rod of gear, the one end fixedly connected with of gear presss from both sides tight piece is kept away from to the connecting rod.

Preferably, two the equal fixedly connected with flexible cloth of one side that the clamp splice is close to each other, flexible cloth is inconsistent with the both sides of copper foil body.

Preferably, the box body is communicated with the wastewater pool through a water outlet, and an electromagnetic valve is arranged on the water outlet.

Preferably, a plurality of the first pressure increasing heads and a plurality of the second pressure increasing heads are respectively positioned at two sides of the copper foil body.

Preferably, a water level sensor is arranged on the inner wall of one side of the box body.

Compared with the prior art, the invention has the beneficial effects that:

1. raw water is subjected to comprehensive filtration, twice RO filtration and sequential fine filtration and then stored in a high-purity water tank;

2. the low-temperature water in the high-purity water tank exchanges heat with the high-temperature electrolyte, so that the temperature of the high-purity water tank is increased, the temperature of the electrolyte is reduced, and energy required by the heat exchange equipment for cooling the electrolyte is reduced;

3. the heated pure water enters a large water tank, enters a foil washing tank after security filtration to start foil washing, and the used wastewater is discharged into a wastewater pool;

4. and carrying out copper extraction treatment on the wastewater in the wastewater tank, and then carrying out regulation treatment on the wastewater after the treatment to achieve the requirement and then discharging.

The invention has the advantages that firstly, the electrolyte (with the temperature of 50 ℃) is cooled by using the optimal water (natural temperature), heat exchange equipment is protected, secondly, foil washing with high water temperature is clean, water is saved, the use ratio of high-purity water is improved by using one water, and the quality of foil washing is improved by using a method of soaking and then washing, and finally wiping.

Drawings

FIG. 1 is a flow chart of the operation of the present invention;

FIG. 2 is a schematic sectional view of a foil washing water using method capable of saving water resources according to the present invention;

FIG. 3 is a schematic sectional view of a wastewater tank according to the present invention;

FIG. 4 is an enlarged view of portion A of the present invention;

fig. 5 is a schematic top view of the gear and double-sided rack of the present invention.

In the figure: 1. a wastewater tank; 2. a water outlet; 3. a copper foil body; 4. a first rotating shaft; 5. a copper foil inlet; 6. a first booster head; 7. fixing a column; 8. a first water box; 9. a copper foil outlet; 10. a box body; 11. a second rotating shaft; 12. a second booster head; 13. a second water box; 14. a first water outlet pipe; 15. a second water outlet pipe; 16. a water pump; 17. a water inlet pipe; 18. a pure water tank; 19. an electromagnetic valve; 20. a gear; 21. a rotating rod; 22. a transverse plate; 23. a flexible cloth; 24. a clamping block; 25. a connecting rod; 26. a hand wheel; 27. a screw rod; 28. a double-sided rack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-5, a method for using foil washing water capable of saving water resources comprises the following steps:

s1, storing the raw water into a high-purity water tank after comprehensive filtration, twice RO filtration and sequential fine filtration;

s2, exchanging heat between low-temperature water in the high-purity water tank and high-temperature electrolyte, so that the temperature of the high-purity water tank is increased, the temperature of the electrolyte is reduced, and energy required by heat exchange equipment for cooling the electrolyte is reduced;

s3, enabling the heated pure water to enter a large water tank, enabling the pure water to enter a foil washing tank after security filtration to start foil washing, and discharging used wastewater into a wastewater pool;

and S4, carrying out copper extraction treatment on the wastewater in the wastewater tank, and then adjusting the wastewater after the copper extraction treatment to meet the requirement for discharge.

Example two

The embodiment is improved on the basis of the first embodiment: the foil washing box in the step S3 comprises a box body 10, the box body 10 is fixedly connected to the wastewater tank 1 and communicated with the wastewater tank 1, a foil washing component used for washing foil is arranged on one side of the box body 10, a transverse plate 22 is fixedly connected to the inner wall of one side of the box body 10, a wiping component used for wiping the copper foil is arranged at the top of the transverse plate 22, a second rotating shaft 11 and a first rotating shaft 4 are rotatably connected to the inner wall of the box body 10, a copper foil inlet 5 and a copper foil outlet 9 are formed in one side of the box body 10, the copper foil inlet 5 is located below the copper foil outlet 9, a copper foil body 3 penetrates through the copper foil inlet 5, and one end of the copper foil body 3 sequentially bypasses the first rotating shaft 4 and the second rotating shaft 11 and penetrates out of the copper foil outlet 9.

EXAMPLE III

The embodiment is improved on the basis of the first embodiment: the foil washing component comprises a pure water tank 18 fixedly connected to one side of the tank body 10, a water pump 16 is fixedly connected to the top of the pure water tank 18, a water inlet of the water pump 16 is fixedly connected with a communicated water inlet pipe 17, the bottom of the water inlet pipe 17 extends into the pure water tank 18, a water outlet of the water pump 16 is respectively fixedly connected with a first water outlet pipe 14 and a second water outlet pipe 15 which are communicated through a tee joint, one end of each of the first water outlet pipe 14 and the second water outlet pipe 15 extends into the tank body 10, the inner walls of two sides of the tank body 10 are respectively fixedly connected with a second water box 13 and a fixing column 7, one end of the fixing column 7 is fixedly connected with a first water box 8, the first water box 8 is communicated with the first water outlet pipe 14, the second water box 13 is communicated with the second water outlet pipe 15, one side, close to each other, of the second water box 13 and the first water box 8, the wiping component comprises two symmetrically arranged rotating rods 21 which are rotatably connected to the top of a transverse plate 22, gears 20 are fixedly connected to the tops of the rotating rods 21, a double-sided rack 28 is slidably connected to the top of the transverse plate 22, two sides of the double-sided rack 28 are respectively meshed with the two gears 20, a lead screw 27 is rotatably connected to one side of the double-sided rack 28, one end of the lead screw 27, far away from the double-sided rack 28, penetrates through the box body 10 and is fixedly connected with a hand wheel 26, a connecting rod 25 is fixedly connected to one side of the gear 20, one end of the connecting rod 25, far away from the gear 20, is fixedly connected with a clamping block 24, one side, close to each other, of the two clamping blocks 24 is fixedly connected with a flexible cloth 23, the flexible cloth 23 is abutted to two sides of the copper foil body 3, electrolyte on the surface of the copper foil body 3 is further removed, the appearance of the copper foil body 3 cannot be scratched, the sale effect cannot be influenced, the box body 10 is communicated with the wastewater pool 1 through a water outlet 2, an electromagnetic valve 19 is arranged on the water outlet 2, the plurality of first pressurizing heads 6 and the plurality of second pressurizing heads 12 are respectively positioned at two sides of the copper foil body 3, and a water level sensor is arranged on the inner wall of one side of the box body 10.

The working principle is as follows: the pure water entering the copper foil body 3 in the box body 10 is firstly soaked in the pure water, a large amount of electrolyte remained on the surface of the pure water is removed, then the water pump 16 is started, the pure water in the pure water box 18 is transmitted into the first water outlet pipe 14 and the second water outlet pipe 15 through the water inlet pipe 17 by the water pump 16, and then transmitted into the first water box 8 and the second water box 13, and finally sprayed onto the copper foil body 3 through the first pressurizing head 6 and the second pressurizing head 12, the residual electrolyte on the copper foil body 3 is cleaned again, the cleaned copper foil body 3 moves to a position between the two clamping blocks 24 and is contacted with the flexible cloth 23, and then the two flexible cloths 23 clean the surface of the copper foil body 3 again, so that the electrolyte on the copper foil body 3 is completely cleaned, when the distance between the two clamping blocks 24 needs to be adjusted, the hand wheel 26 is rotated, the hand wheel 26 drives the screw rod 27 to rotate, the screw rod 27 drives the double-sided rack 28 to move transversely, two-sided rack 28 drives gear 20 and rotates, gear 20 drives two connecting rods 25 and rotates, connecting rod 25 drives two clamp tight piece 24 and is close to each other or keeps away from, and then can adjust two distances of pressing from both sides between tight piece 24 according to the size of copper foil body 3, can soak in the pure water after making copper foil body 3 get into box 10, water level in water level monitor can real-time supervision box 10, start solenoid valve 19 when the water level is too high and begin the drainage, close solenoid valve 19 when the water level is low excessively and begin to impound, moreover, the steam generator is simple in structure, and the steam generator is convenient to use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.