Electroplating wastewater treatment system

Abstract

The utility model relates to the technical field of wastewater treatment equipment, and provides an electroplating wastewater treatment system. Gas is conveyed to a first hose and a second hose and then sprayed into wastewater in a wastewater treatment pond through a plurality of first spray heads and second spray heads, an air cylinder is started while gas is sprayed, so that a telescopic end drives a connecting plate, a connecting rod, a connecting frame, a first long rod and a second long rod to synchronously reciprocate, and the first long rod abuts against a first guide plate and the first spray heads to circularly spray gas and swing up and down; a guide plate II and a spray head II circularly spray air and swing up and down, so that gas sprayed by the spray head I and the spray head II is in wide contact with wastewater in a wastewater treatment tank to generate a large number of tiny bubbles in the wastewater; the guide plate I and the guide plate II swing up and down and can fluctuate wastewater in the wastewater treatment tank at the same time, so that the wastewater is in a flowing state and is fully mixed with gas sprayed by the spray head I and the spray head II, the wastewater treatment effect is improved, and the mixing time of the gas and the wastewater is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment equipment, and specifically, to an electroplating wastewater treatment system. Background Art

[0002] The sources of electroplating wastewater generally include: (1) cleaning water for electroplated parts; (2) waste electroplating solution; (3) other wastewater; (4) equipment cooling water. The water quality and quantity of electroplating wastewater are related to factors such as the process conditions, production load, operation management, and water usage mode of electroplating production. The water quality of electroplating wastewater is complex and its composition is not easy to control. It contains heavy metal ions such as chromium, cadmium, nickel, copper, zinc, gold, silver, and cyanides, etc. Some of them are highly toxic substances that can cause cancer, birth defects, and mutations. If electroplating wastewater is discharged without treatment, it can directly endanger the surrounding environment and people's physical health.

[0003] After retrieval, a patent for invention with the publication number of CN114604986 A discloses an electroplating wastewater treatment system, including a wastewater treatment tank, the upper surface of which is open; an air inlet pipe, which is fixedly and penetratingly installed at the bottom right side of the outer surface of the wastewater treatment tank, and the other end of the air inlet pipe is fixedly and penetratingly connected to a dissolved air system; support legs and a U-shaped base, the U-shaped base is fixedly installed on the bottom right side of the lower surface of the wastewater treatment tank, and the support legs are symmetrically and fixedly installed on the bottom left side of the lower surface of the wastewater treatment tank; and a slag discharging mechanism; a slag discharging mechanism for removing the floating slag on the upper surface of the water body is arranged inside the wastewater treatment tank;

[0004] However, it is found that the following problems exist in the implementation of the related technology: when the dissolved air system transports gas into the wastewater in the wastewater treatment tank through the air inlet pipe, only one air inlet pipe is used to add bubbles into the wastewater treatment tank, which is likely to cause the phenomenon of bubble accumulation in one place of the wastewater treatment tank, resulting in uneven mixing of the bubbles and the liquid in the wastewater treatment tank, thus affecting the chemical reaction effect between the bubbles and the liquid in the wastewater treatment tank.

[0005] Therefore, an electroplating wastewater treatment system is needed. Summary of the Utility Model

[0006] The utility model provides an electroplating wastewater treatment system, which solves the problem that when adding bubbles into the wastewater treatment tank only through one air inlet pipe in the related technology, it is likely to cause the phenomenon of bubble accumulation in one place of the wastewater treatment tank, resulting in uneven mixing of the bubbles and the liquid in the wastewater treatment tank, thus affecting the chemical reaction effect between the bubbles and the liquid in the wastewater treatment tank.

[0007] The technical solution of the utility model is as follows: An electroplating wastewater treatment system includes a wastewater treatment tank, a partition fixed to the inner wall of the wastewater treatment tank, a collection mechanism fixed to one side of the wastewater treatment tank, an air inlet pipe fixedly connected to the other side of the wastewater treatment tank, support legs fixed to the bottom of the wastewater treatment tank, a U-shaped base fixed to the bottom of the wastewater treatment tank, and a filter plate fixed to the inner wall of the wastewater treatment tank. A telescopic plate is provided at the top of the partition. A dissolved air system is fixedly connected through the outer wall of the air inlet pipe. One end of the air inlet pipe penetrates the inner wall of the wastewater treatment tank and extends into the interior of the wastewater treatment tank. A plurality of jet components are provided on the outer wall of the air inlet pipe. The jet components are used to divide the gas inside the air inlet pipe and spray it into the wastewater treatment tank. A swing mechanism is provided at the top of the wastewater treatment tank. The swing mechanism is used to drive the jet components to swing up and down for jetting.

[0008] Preferably, the jet component includes a first hose and a second hose. One end of the first hose is fixedly connected to the inside of the air inlet pipe. The other end of the first hose is provided with a first guide plate. The other end of the first hose penetrates the inner wall of the first guide plate. A first nozzle is fixedly installed on one side of the first guide plate. The other end of the first hose is fixedly connected to one end of the first nozzle. One side of the outer wall of the air inlet pipe is fixedly connected to a first fixing plate. One side of one end of the first fixing plate is movably connected to one side of the first guide plate.

[0009] Preferably, the second hose has one end fixedly connected to the inside of the air inlet pipe. The other end of the second hose is provided with a second guide plate. The other end of the second hose penetrates the inner wall of the second guide plate. A second nozzle is fixedly installed on one side of the second guide plate. The other end of the second hose is fixedly connected to one end of the second nozzle. The other side of the outer wall of the air inlet pipe is fixedly connected to a second fixing plate. One side of one end of the second fixing plate is movably connected to one side of the second guide plate.

[0010] Preferably, the swing mechanism includes a cylinder. The telescopic end of the cylinder is fixedly connected to a connecting plate. The bottom of the connecting plate is fixedly connected to a connecting rod. The bottom end of the connecting rod is fixedly connected to a connecting frame. The bottom of the connecting frame is fixedly connected to a first long rod. The bottom end of the first long rod is movably connected to the top of the first guide plate. The bottom of the connecting frame is fixedly connected to a second long rod. The bottom end of the second long rod is movably connected to the top of the second guide plate.

[0011] Preferably, two shunt pipes are fixedly connected through the outer wall of the air inlet pipe, and the two shunt pipes are symmetrically arranged on both sides of the outer wall of the air inlet pipe.

[0012] Preferably, the bottom end of the first long rod is arranged on the side of the first guide plate close to the top of the first hose, and the bottom end of the first long rod is movably connected to the top of the first guide plate through a first pin. The bottom end of the second long rod is arranged on the side of the second guide plate away from the top of the second hose, and the bottom end of the first long rod is movably connected to the top of the first guide plate through a second pin.

[0013] Preferably, one side of the first guide plate is movably connected to one side of the first fixing plate through the third pin, and one side of the second guide plate is movably connected to one side of the second fixing plate through the fourth pin.

[0014] Preferably, a bracket is fixedly connected to the top of the wastewater treatment tank. An activity hole is provided on the surface of the bracket. The top of the bracket is fixedly installed with the bottom end of the air cylinder through bolts. The telescopic end of the air cylinder penetrates through the inside of the activity hole and extends to the bottom of the bracket.

[0015] Preferably, the diversion pipe is arranged in an L-shaped pipe shape.

[0016] Preferably, one side of the first guide plate is fixedly installed with one end of the first nozzle through bolts, and one side of the second guide plate is fixedly installed with one end of the second nozzle through bolts.

[0017] The working principle and beneficial effects of the present utility model are as follows:

[0018] 1. In the present utility model, after the gas is transmitted to the first hose and the second hose, it is sprayed into the wastewater in the wastewater treatment tank through a plurality of first nozzles and second nozzles. While the gas is being sprayed, the air cylinder is started, and the telescopic end drives the connecting plate, the connecting rod, the connecting frame, the first long rod, and the second long rod to reciprocate synchronously, so that the first long rod pushes against the first guide plate and the first nozzle to swing up and down in a cycle for gas spraying, and the second guide plate and the second nozzle swing up and down in a cycle for gas spraying, so that the gas sprayed by the first nozzle and the second nozzle comes into extensive contact with the wastewater in the wastewater treatment tank to generate a large number of tiny bubbles in the wastewater, effectively solving the problem in the prior art that the bubbles are easily accumulated in one place of the wastewater treatment tank, resulting in uneven mixing of the bubbles and the liquid in the wastewater treatment tank, thereby affecting the chemical reaction effect between the bubbles and the liquid in the wastewater treatment tank;

[0019] 2. In the present utility model, by arranging the first guide plate and the second guide plate, the wastewater in the wastewater treatment tank can be fluctuated while swinging up and down, so that the wastewater is in a flowing state and is fully mixed with the gas sprayed by the first nozzle and the second nozzle, improving the treatment effect of the wastewater and shortening the mixing time of the gas and the wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The following further describes the present utility model in detail with reference to the drawings and specific embodiments.

[0021] Figure 1 is a schematic three-dimensional structure diagram proposed for the present utility model;

[0022] Figure 2 is a schematic structure diagram of the swinging mechanism proposed for the present utility model;

[0023] Figure 3 proposed for the present utility model Figure 2Schematic diagram of the upward view structure;

[0024] Figure 4 This is a schematic diagram of the jet component structure proposed by the present utility model.

[0025] In the figure: 1 wastewater treatment tank; 11 partition board; 12 telescopic board; 13 filter plate; 14 collection mechanism; 15 U-shaped base; 16 support leg; 17 air inlet pipe; 18 dissolved air system; 2 shunt pipe; 3 jet component; 31 first hose; 32 first guide plate; 33 first nozzle; 34 first fixing plate; 35 second hose; 36 second guide plate; 37 second nozzle; 38 second fixing plate; 4 swing mechanism; 41 cylinder; 42 connecting plate; 43 connecting rod; 44 connecting frame; 45 first long rod; 46 second long rod; 5 bracket. Specific implementation manners

[0026] Next, in combination with the embodiments of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1 to 4 , the present utility model provides a technical solution for an electroplating wastewater treatment system: an electroplating wastewater treatment system includes a wastewater treatment tank 1, a partition board 11 fixed to the inner wall of the wastewater treatment tank 1, a collection mechanism 14 fixed to one side of the wastewater treatment tank 1, an air inlet pipe 17 fixedly and communicatively connected to the other side of the wastewater treatment tank 1. The outer wall of the air inlet pipe 17 is fixedly and through-connected with two shunt pipes 2. The shunt pipes 2 are in the shape of L-shaped pipes, and the two shunt pipes 2 are symmetrically arranged on both sides of the outer wall of the air inlet pipe 17, support legs 16 fixed to the bottom of the wastewater treatment tank 1, a U-shaped base 15 fixed to the bottom of the wastewater treatment tank 1, a filter plate 13 fixed to the inner wall of the wastewater treatment tank 1. A telescopic board 12 is provided at the top of the partition board 11. The outer wall of the air inlet pipe 17 is fixedly and through-connected with a dissolved air system 18. One end of the air inlet pipe 17 penetrates the inner wall of the wastewater treatment tank 1 and extends into the interior of the wastewater treatment tank 1;

[0028] A plurality of jet components 3 are provided on the outer wall of the intake pipe 17. The jet components 3 are used to divert the gas inside the intake pipe 17 and spray it into the wastewater treatment tank 1. The jet component 3 includes a first hose 31 and a second hose 35. One end of the first hose 31 is fixedly and communicatively connected to the inside of the intake pipe 17. The other end of the first hose 31 is provided with a first guide plate 32. The other end of the first hose 31 penetrates the inner wall of the first guide plate 32. A first nozzle 33 is fixedly installed on one side of the first guide plate 32. The other end of the first hose 31 is fixedly and communicatively connected to one end of the first nozzle 33. One side of the outer wall of the intake pipe 17 is fixedly connected to a first fixing plate 34. One side of one end of the first fixing plate 34 is movably connected to one side of the first guide plate 32. One side of the first guide plate 32 and one side of the first fixing plate 34 are movably connected by a third pin. One side of a second guide plate 36 and one side of a second fixing plate 38 are movably connected by a fourth pin. One end of the second hose 35 is fixedly and communicatively connected to the inside of the intake pipe 17. The other end of the second hose 35 is provided with a second guide plate 36. The other end of the second hose 35 penetrates the inner wall of the second guide plate 36. A second nozzle 37 is fixedly installed on one side of the second guide plate 36. One side of the first guide plate 32 and one end of the first nozzle 33 are fixedly installed by bolts. One side of the second guide plate 36 and one end of the second nozzle 37 are fixedly installed by bolts. When the first nozzle 33 and the second nozzle 37 are damaged, they can be disassembled and replaced. The other end of the second hose 35 is fixedly and communicatively connected to one end of the second nozzle 37. The other side of the outer wall of the intake pipe 17 is fixedly connected to a second fixing plate 38. One side of one end of the second fixing plate 38 is movably connected to one side of the second guide plate 36.

[0029] A swing mechanism 4 is provided at the top of the wastewater treatment tank 1. The swing mechanism 4 is used to drive the jetting assembly 3 to swing up and down for jetting. The swing mechanism 4 includes a cylinder 41. The cylinder 41 increases the air pressure through a piston, and then the air pressure transmission converts the pressure of the compressed air into mechanical energy to drive the mechanism to move linearly back and forth. A bracket 5 is fixedly connected to the top of the wastewater treatment tank 1. The bracket 5 plays a role in supporting the weight of the cylinder 41. An activity hole is formed on the surface of the bracket 5 to enable the telescopic end of the cylinder 41 to move back and forth. The top of the bracket 5 and the bottom end of the cylinder 41 are fixedly installed through bolts. The telescopic end of the cylinder 41 penetrates through the inside of the activity hole and extends to the bottom of the bracket 5. The telescopic end of the cylinder 41 is fixedly connected to a connecting plate 42. A connecting rod 43 is fixedly connected to the bottom of the connecting plate 42. The number of the connecting rods 43 is three, which plays a role in stably connecting the connecting frame 44. The bottom end of the connecting rod 43 is fixedly connected to a connecting frame 44. A first long rod 45 is fixedly connected to the bottom of the connecting frame 44. The bottom end of the first long rod 45 is movably connected to the top of the first guide plate 32. A second long rod 46 is fixedly connected to the bottom of the connecting frame 44. The bottom end of the first long rod 45 is arranged on one side of the first guide plate 32 close to the top of the first hose 31, and the bottom end of the first long rod 45 is movably connected to the top of the first guide plate 32 through a first pin. The bottom end of the second long rod 46 is arranged on one side of the second guide plate 36 away from the top of the second hose 35, and the bottom end of the first long rod 45 is movably connected to the top of the first guide plate 32 through a second pin. The bottom end of the second long rod 46 is movably connected to the top of the second guide plate 36.

[0030] The working principle and usage process of the present utility model: First, according to the existing technical process (connect the dissolved air system to an external power supply and start the dissolved air system, so that the dissolved air system can transport gas through the air inlet pipe into the wastewater in the wastewater treatment tank), during the process of the gas being transmitted in the air inlet pipe 17, it will first be initially divided by two shunt pipes 2. After the divided gas is further divided by a plurality of first hoses 31 and second hoses 35, the gas is sprayed into the wastewater in the wastewater treatment tank 1 through a plurality of first nozzles 33 and second nozzles 37 after passing through the first hoses 31 and the second hoses 35. A large number of tiny bubbles are generated in the wastewater. And during the process of the gas being sprayed, the cylinder 41 is started to drive the telescopic end to drive the connecting plate 42, the connecting rod 43, the connecting frame 44, the first long rod 45, and the second long rod 46 to move down synchronously. At this time, the first long rod 45 presses against the first guide plate 32 and the first nozzle 33 to change the jetting angle upward, while the second guide plate 36 and the second nozzle 37 change the jetting angle downward, making the contact surface between the gas and the wastewater in the wastewater treatment tank 1 wider. And while the first guide plate 32 and the second guide plate 36 swing up and down, they can fluctuate the wastewater in the wastewater treatment tank 1 to make the wastewater in a flowing state, so as to achieve the effect of fully mixing the gas and the wastewater in the wastewater treatment tank 1.

[0031] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An electroplating wastewater treatment system, comprising a wastewater treatment tank (1), a partition (11) fixed to the inner wall of the wastewater treatment tank (1), a collecting mechanism (14) fixed to one side of the wastewater treatment tank (1), an air inlet pipe (17) fixedly connected to the other side of the wastewater treatment tank (1), a supporting leg (16) fixed to the bottom of the wastewater treatment tank (1), a U-shaped base (15) fixed to the bottom of the wastewater treatment tank (1), and a filter plate (13) fixed to the inner wall of the wastewater treatment tank (1), wherein a telescopic plate (12) is provided on the top of the partition (11), and a dissolved air system (18) is fixedly connected to the outer wall of the air inlet pipe (17), characterized in that: One end of the air intake pipe (17) penetrates the inner wall of the wastewater treatment tank (1) and extends into the interior of the wastewater treatment tank (1); a plurality of jet assemblies (3) are arranged on the outer wall of the air intake pipe (17); the jet assemblies (3) are used to divert the gas inside the air intake pipe (17) and spray it into the wastewater treatment tank (1); a swing mechanism (4) is arranged on the top of the wastewater treatment tank (1); the swing mechanism (4) is used to drive the jet assemblies (3) to swing up and down to spray.

2. The electroplating wastewater treatment system according to claim 1, characterized in that: The jet assembly (3) comprises a hose 1 (31) and a hose 2 (35), one end of the hose 1 (31) being fixedly connected to the inside of the air inlet pipe (17), the other end of the hose 1 (31) being provided with a guide plate 1 (32), the other end of the hose 1 (31) passing through the inner wall of the guide plate 1 (32), a nozzle 1 (33) being fixedly mounted on one side of the guide plate 1 (32), the other end of the hose 1 (31) being fixedly connected to one end of the nozzle 1 (33), a fixing plate 1 (34) being fixedly connected to one side of the outer wall of the air inlet pipe (17), one side of one end of the fixing plate 1 (34) being movably connected to one side of the guide plate 1 (32).

3. The electroplating wastewater treatment system according to claim 2, characterized in that: One end of the second hose (35) is fixedly connected to the inside of the air intake pipe (17), and the other end of the second hose (35) is provided with a second guide plate (36). The other end of the second hose (35) passes through the inner wall of the second guide plate (36), and a second nozzle (37) is fixedly installed on one side of the second guide plate (36). The other end of the second hose (35) is fixedly connected to one end of the second nozzle (37), and the other side of the outer wall of the air intake pipe (17) is fixedly connected to a second fixing plate (38), and one side of one end of the second fixing plate (38) is movably connected to one side of the second guide plate (36).

4. The electroplating wastewater treatment system according to claim 1, characterized in that: The swing mechanism (4) comprises a cylinder (41), the telescopic end of the cylinder (41) is fixedly connected to a connecting plate (42), the bottom of the connecting plate (42) is fixedly connected to a connecting rod (43), the bottom end of the connecting rod (43) is fixedly connected to a connecting frame (44), the bottom of the connecting frame (44) is fixedly connected to a long rod 1 (45), the bottom end of the long rod 1 (45) is movably connected to the top of the guide plate 1 (32), the bottom of the connecting frame (44) is fixedly connected to a long rod 2 (46), the bottom end of the long rod 2 (46) is movably connected to the top of the guide plate 2 (36).

5. The electroplating wastewater treatment system according to claim 1, characterized in that: Two flow dividers (2) are fixedly connected through the outer wall of the air intake pipe (17), and the two flow dividers (2) are symmetrically arranged on both sides of the outer wall of the air intake pipe (17).

6. The electroplating wastewater treatment system according to claim 4, characterized in that: The bottom end of the long rod 1 (45) is arranged on a side of the guide plate 1 (32) close to the top of the hose 1 (31), and the bottom end of the long rod 1 (45) is movably connected to the top of the guide plate 1 (32) through a pin 1; the bottom end of the long rod 2 (46) is arranged on a side of the guide plate 2 (36) away from the top of the hose 2 (35), and the bottom end of the long rod 1 (45) is movably connected to the top of the guide plate 1 (32) through a pin 2.

7. The electroplating wastewater treatment system according to claim 2, characterized in that: One side of the guide plate 1 (32) is movably connected to one side of the fixed plate 1 (34) via pin 3, and one side of the guide plate 2 (36) is movably connected to one side of the fixed plate 2 (38) via pin 4.

8. The electroplating wastewater treatment system according to claim 3, characterized in that: A bracket (5) is fixedly connected to the top of the wastewater treatment tank (1); a movable hole is provided on the surface of the bracket (5); the top of the bracket (5) and the bottom end of the cylinder (41) are fixedly mounted by bolts; the telescopic end of the cylinder (41) passes through the inside of the movable hole and extends to the bottom of the bracket (5).

9. The electroplating wastewater treatment system according to claim 5, characterized in that: The diverter pipe (2) is in the form of an L-shaped pipe.

10. The electroplating wastewater treatment system according to claim 2, characterized in that: One side of the guide plate 1 (32) is fixedly mounted to one end of the nozzle 1 (33) by bolts, and one side of the guide plate 2 (36) is fixedly mounted to one end of the nozzle 2 (37) by bolts.

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