Wastewater treatment system for electroplating factory

Abstract

The wastewater treatment system for the electroplating factory comprises a treatment structure and a dosing structure, the dosing structure is installed at the upper end of the treatment structure, and the treatment structure comprises a storage barrel, a drainage pipe, a butt joint pipe, a control valve, a flow dividing pipe, a reaction tank, an air guide opening, a one-way valve seat, an aeration pipe and a guide and drainage control seat. The side end of the drainage pipe is communicated with a storage barrel, the side end of the storage barrel is communicated with a butt joint pipe, the side end of the butt joint pipe is communicated with a flow dividing pipe through a control valve, the flow dividing pipe is arranged in the reaction tank, the other side of the reaction tank is provided with a drainage guide control seat, and a gas guide port is formed in the position, close to the drainage guide control seat, of the reaction tank. A one-way valve seat is arranged on the air guide port in a communicating manner, and an aeration pipe is mounted on the one-way valve seat. The utility model relates to a wastewater treatment system for an electroplating factory, which realizes the purpose of wastewater treatment through the arrangement of a treatment structure and a dosing structure.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment equipment, in particular to a wastewater treatment system for an electroplating factory. Background Art

[0002] The electroplating industry is a typical heavily polluting industry. In the electroplating process, a large amount of strong acid, strong alkali, heavy metal salts, organic additives, and even toxic and harmful chemicals such as cyanide and chromic anhydride are required. The electroplating wastewater generated by the electroplating workshop contains a variety of heavy metal ions and the wastewater is acidic. Since most of the heavy metals contained in it are Class I pollutants, electroplating wastewater is strictly controlled by the environmental protection department. National laws stipulate that such pollutants must be treated at the workshop entrance to meet the standards before they can be discharged through pipelines into the factory's main outlet. If not properly handled and disposed of, it will cause more serious consequences.

[0003] According to Chinese patent publication number CN208561922U, it relates to the field of wastewater treatment technology, especially an energy-saving treatment device for electroplating wastewater used in an electroplating factory, including a dissolving tank, a water injection hole and a pressure gauge are fixedly provided on the top of the dissolving tank, a conduit is fixedly provided on one side of the dissolving tank, a dissolved gas releaser is provided at the output end of the conduit, a shunt pipe is connected in parallel to the output end of the dissolved gas releaser, a separation tank is provided on one side of the dissolving tank, a filter screen plate is fixedly provided in the separation tank, a partition is provided between the filter screen plate and the separation tank, the partition divides the filter screen plate and the side opposite to the separation tank into a number of separation bins, the shunt pipe is connected to the bottom of the separation bin, a slide groove is provided on one side of the top opposite to the separation tank and the filter screen plate, a slider is provided in the slide groove, a telescopic oil cylinder is fixedly provided on one side of the bottom of the slide groove, a push plate is fixedly provided between two opposite sliders, and an air pump is connected to one side of the dissolving tank through a conduit.

[0004] The utility model has a simple structure, has a good market prospect, and is suitable for promotion;

[0005] However, the current wastewater treatment systems used in electroplating factories have the following problems: the traditional wastewater treatment systems used in electroplating factories are not convenient for simplified treatment, and when chemicals are added to the wastewater, the reaction cannot be fully reacted. The introduction of gas can accelerate the dissolution reaction and improve the efficiency of the treatment. Utility Model Content

[0006] The purpose of the utility model is to provide a wastewater treatment system for an electroplating factory to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wastewater treatment system for an electroplating factory, comprising a treatment structure and a dosing structure, wherein the dosing structure is installed at the upper end of the treatment structure, and the treatment structure comprises a storage barrel, a drainage pipe, a docking pipe, a control valve, a shunt pipe, a reaction tank, an air guide port, a one-way valve seat, an aeration pipe and a drainage control seat, wherein the side end of the drainage pipe is connected to a storage barrel, the side end of the storage barrel is connected to a docking pipe, the side end of the docking pipe is connected to a shunt pipe through a control valve, the shunt pipe is arranged inside the reaction tank, the other side of the reaction tank is provided with a drainage control seat, an air guide port is installed at a position of the reaction tank near the drainage control seat, the air guide port is connected to a one-way valve seat, and the aeration pipe is installed on the one-way valve seat.

[0008] Specifically, the dosing structure includes a storage partition, a support barrier strip, a mounting frame, a roller and a motor. The lower end of the storage partition is fixedly connected to the mounting frame, and a motor is installed at the center of the mounting frame. The motor drives the roller to rotate, and the storage partition is located on both sides of the roller and is fixedly connected to the support barrier strip.

[0009] Specifically, a storage tank is provided on the drum, and the drum performs the drug addition process through the storage tank.

[0010] Specifically, the drainage pipe is connected to the control valve through the storage barrel and the docking pipe, and the side end of the control valve is connected to the diversion pipe, which can control the wastewater to enter the interior of the reaction tank.

[0011] Specifically, the air guide port is connected to an external air pump, and the air guide port is connected to an aeration pipe through a one-way valve seat.

[0012] Specifically, the support barrier strip is in close contact with the drum to prevent the granular medicine from being introduced into the processing structure in an uncontrolled manner.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By installing the treatment structure, the drainage pipe in the treatment structure is connected with the wastewater pipe. The wastewater is introduced into the storage barrel through the drainage pipe, and then can be connected with the control valve through the docking pipe. The wastewater then reaches the diversion pipe through the control valve and is guided to flow into the reaction tank to facilitate reaction treatment. At the same time, the treated wastewater leaves the interior of the treatment structure through the drainage control seat, and the air guide port is connected with the external air pump. The compressed gas is transmitted to the aeration pipe through the air guide port and the one-way valve seat, which can accelerate the circulation of wastewater in the reaction tank and improve the drug dissolution efficiency.

[0015] 2. By installing a dosing structure, drugs can be stored on the storage partition within the dosing structure. When drugs need to be administered, the motor can control the drum to rotate. The drum is provided with a storage groove. When the drugs reach the storage groove, the drum rotates. At this time, the supporting barrier strips are blocked on the sides. Only the drugs in the storage groove can be transmitted along with the drum. After that, the drugs reach the inside of the processing structure for drug administration. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 It is a disassembled diagram of the main body of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the processing structure of the utility model;

[0019] Figure 4 This is a disassembled diagram of the dosing structure of the utility model.

[0020] In the figure: 1-treatment structure; 2-dosing structure; 3-storage barrel; 4-drainage pipe; 5-docking pipe; 6-control valve; 7-diverter pipe; 8-reaction tank; 9-air guide port; 10-check valve seat; 11-aeration pipe; 12-drainage control seat; 13-storage partition; 14-support barrier strip; 15-installation frame; 16-drum; 17-motor. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: a wastewater treatment system for an electroplating factory, comprising a treatment structure 1 and a dosing structure 2, the dosing structure 2 is installed on the upper end of the treatment structure 1, the treatment structure 1 comprises a storage barrel 3, a drainage pipe 4, a butt-joint pipe 5, a control valve 6, a shunt pipe 7, a reaction tank 8, an air guide port 9, a one-way valve seat 10, an aeration pipe 11 and a drainage control seat 12, the side end of the drainage pipe 4 is connected with a storage barrel 3, the side end of the storage barrel 3 is connected with a butt-joint pipe 5, the side end of the butt-joint pipe 5 is connected with a shunt pipe 7 through a control valve 6, the shunt pipe 7 is arranged inside the reaction tank 8, the other side of the reaction tank 8 is provided with a drainage control seat 12, and the reaction tank 8 is provided with an air guide port 9 near the drainage control seat 12. A one-way valve seat 10 is provided on the air guide port 9, and an aeration pipe 11 is installed on the one-way valve seat 10. By installing the treatment structure 1, the drainage pipe 4 in the treatment structure 1 is connected with the wastewater pipe, and the wastewater is introduced into the interior of the storage barrel 3 through the drainage pipe 4, and then can be connected with the control valve 6 through the docking pipe 5. The wastewater then reaches the diversion pipe 7 through the control valve 6 and is guided to flow into the interior of the reaction tank 8, which is convenient for reaction treatment. At the same time, the treated wastewater leaves the interior of the treatment structure 1 through the guide control seat 12, and the air guide port 9 is connected with an external air pump. The compressed gas is conducted to the aeration pipe 11 through the air guide port 9 and the one-way valve seat 10, which can accelerate the circulation of wastewater in the reaction tank 8 and improve the drug dissolution efficiency.

[0023] The dosing structure 2 includes a storage partition 13, a support barrier strip 14, a mounting frame 15, a roller 16 and a motor 17. The lower end of the storage partition 13 is fixedly connected to the mounting frame 15, and the center of the mounting frame 15 is installed with a motor 17. The motor 17 drives the roller 16 to rotate. The storage partition 13 is located on both sides of the roller 16 and is fixedly connected with the support barrier strip 14. By installing the dosing structure 2, the storage partition 13 in the dosing structure 2 can store drugs. When medication is needed, the motor 17 can control the roller 16 to rotate. The roller 16 is provided with a storage groove. When the drug arrives in the storage groove, it rotates with the roller 16. At this time, the support barrier strip 14 is blocked on the side, and only the drug in the storage groove can be transmitted along with the roller 16. After that, the drug reaches the inside of the processing structure 1, so as to perform medication.

[0024] The drum 16 is provided with a storage groove, and the drum 16 performs the dosing process through the storage groove.

[0025] The drainage pipe 4 is connected to the control valve 6 through the storage barrel 3 and the docking pipe 5 , and the side end of the control valve 6 is connected to the diversion pipe 7 , which can control the wastewater to enter the interior of the reaction tank 8 .

[0026] The air guide port 9 is connected to an external air pump, and the air guide port 9 is connected to an aeration pipe 11 through a one-way valve seat 10 .

[0027] The supporting barrier strip 14 is in close contact with the roller 16 to prevent the granular medicine from being introduced into the processing structure 1 in an uncontrolled manner.

[0028] Working principle: when work is needed, the user combines the treatment structure 1 and the dosing structure 2, and the wastewater is transmitted to the storage barrel 3 through the drainage pipe 4. Then the storage barrel 3 transmits the wastewater through the docking pipe 5. The wastewater is transmitted to the inside of the reaction tank 8 through the control valve 6 and the diversion pipe 7. At this time, the air guide port 9 can introduce gas through the external air pump, and the gas is transmitted to the aeration pipe 11 through the one-way valve seat 10, so as to perform aeration treatment. At this time, the dosing structure 2 also works, and the motor 17 in the dosing structure 2 controls the drum 16 to rotate. The medicine is stored on the storage partition 13, and the drum 16 is provided with a storage groove. Under normal circumstances, when the drum 16 rotates, the support barrier strip 14 will block to prevent the medicine from falling. When the medicine reaches the storage groove, it can be accompanied by the drum 16 to carry out the medicine addition work, so that the medicine reaches the reaction tank 8 for reaction treatment. After the reaction is completed, the wastewater is drained through the drainage control seat 12 for subsequent treatment to complete the work.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wastewater treatment system for an electroplating plant, characterized in that: The invention comprises a treatment structure (1) and a dosing structure (2), wherein the dosing structure (2) is installed at the upper end of the treatment structure (1), and the treatment structure (1) comprises a storage barrel (3), a drainage pipe (4), a butt pipe (5), a control valve (6), a diversion pipe (7), a reaction tank (8), an air guide port (9), a one-way valve seat (10), an aeration pipe (11) and a drainage control seat (12), wherein the side end of the drainage pipe (4) is connected to the storage barrel (3), and the side end of the storage barrel (3) is connected to the storage barrel (3). The end of the reaction tank (8) is connected to a butt joint pipe (5), the side end of the butt joint pipe (5) is connected to a shunt pipe (7) through a control valve (6), the shunt pipe (7) is arranged inside the reaction tank (8), the other side of the reaction tank (8) is provided with a guide and exhaust control seat (12), the reaction tank (8) is provided with an air guide port (9) at a position close to the guide and exhaust control seat (12), the air guide port (9) is connected to a one-way valve seat (10), and an aeration pipe (11) is installed on the one-way valve seat (10).

2. A wastewater treatment system for electroplating plants according to claim 1, characterized in that: The dosing structure (2) comprises a storage partition (13), a support barrier strip (14), a mounting frame (15), a roller (16) and a motor (17); the lower end of the storage partition (13) is fixedly connected to the mounting frame (15); the center of the mounting frame (15) is equipped with a motor (17); the motor (17) drives the roller (16) to rotate; and the storage partition (13) is fixedly connected to the support barrier strip (14) on both sides of the roller (16).

3. A wastewater treatment system for electroplating plants according to claim 2, characterized in that: The drum (16) is provided with a storage groove, and the drum (16) performs a drug addition process through the storage groove.

4. A wastewater treatment system for electroplating plants according to claim 3, characterized in that: The drainage pipe (4) is connected to the control valve (6) through the storage barrel (3) and the butt joint (5), and the side end of the control valve (6) is connected to the diversion pipe (7), so that the wastewater can be controlled to enter the interior of the reaction tank (8).

5. A wastewater treatment system for electroplating plants according to claim 4, characterized in that: The air guide port (9) is connected to an external air pump, and the air guide port (9) is connected to an aeration pipe (11) via a one-way valve seat (10).

6. A wastewater treatment system for electroplating plants according to claim 5, characterized in that: The support barrier strip (14) is in close contact with the roller (16) to prevent the granular medicine from being introduced into the processing structure (1) in an uncontrolled manner.

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