Device for removing micro-plastics in seawater through electrolytic flotation

Abstract

The invention discloses a device for removing micro-plastics in seawater through electrolytic flotation, and relates to the field of seawater purification, the device comprises a treatment pond, the left and right inner walls of the treatment pond are both slidably connected with fixed blocks, the side wall of each fixed block is fixedly connected with a sliding block, and the sliding blocks are fixedly connected with the left and right inner walls of the treatment pond. Sliding grooves corresponding to the sliding blocks are formed in the inner side wall of the treatment pond, each sliding groove penetrates through the treatment pond, a filter screen is arranged above the fixing block, a fixing support is fixedly arranged at the top end of the treatment pond, a motor is fixedly connected to the top end of the fixing support, and the motor is fixedly connected to the top end of the fixing support. And the output end of the motor is fixedly connected with a rotating rod. When floccules in seawater are filtered out through the filter screen, the filter screen continuously vibrates up and down, filtration is accelerated, meanwhile, the floccules are vibrated up, the filter screen is prevented from being blocked by the floccules, filtration is facilitated, an alarm structure is arranged, an alarm is given out when the electrodes are excessively consumed, and a worker can replace the electrodes in time.

Description

Technical Field

[0001] The invention relates to the field of seawater purification, and in particular to a device for removing microplastics in seawater by electrolytic flotation. Background Art

[0002] With the development of science and technology, the use of plastics is becoming more and more common, and some plastic particles have flowed into seawater. Since plastics are difficult to degrade, the plastic particles in seawater will remain in the bodies of marine organisms after being eaten. As the food chain continues to accumulate, they will eventually cause harm to humans. Therefore, a processing device is needed to process the plastic particles.

[0003] Electrolysis is a method for dealing with plastic particles in seawater. Through electrolysis, plastic particles are turned into flocs, which can be easily filtered out and removed.

[0004] When the existing electrolytic flotation device is used to remove microplastics from seawater, the flocs produced by electrolysis can easily cause the filter to be blocked, which is not conducive to filtration. Since the electrodes will be worn out during the electrolysis process, electrolysis cannot be carried out when the electrode mass is consumed too much. The existing device lacks an alarm structure and cannot replace the electrodes in time, which is not conducive to electrolysis. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings existing in the prior art, such as: the flocs produced by electrolysis can easily cause the filter to be blocked, which is not conducive to filtration; the lack of an alarm structure makes it impossible to replace the electrodes in time, which is not conducive to electrolysis; and a device for removing microplastics from seawater by electrolytic flotation is proposed.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions: A device for removing microplastics in seawater by electrolytic flotation, comprising a treatment pool, wherein fixed blocks are slidably connected to the left and right inner walls of the treatment pool, and a sliding block is fixedly connected to the side wall of each fixed block, a sliding groove corresponding to each sliding block is opened on the inner side wall of the treatment pool, and each sliding groove is arranged through the treatment pool, a filter screen is arranged above the fixed block, a fixed bracket is fixedly arranged at the top of the treatment pool, a motor is fixedly connected to the top of the fixed bracket, a rotating rod is fixedly connected to the output end of the motor, the rotating rod passes through the fixed bracket and the filter screen and is rotatably connected to the lower inner wall of the treatment pool, and the rotating rod is threadedly connected to the filter screen, a vibration structure is arranged between the filter screen and the fixed block, and a mounting plate is fixedly connected to the bottom end of the fixed block, a mounting structure is arranged inside the mounting plate, an electrode rod is installed on the mounting structure, and the electrode rod is connected to a power supply through a wire.

[0007] Preferably, the vibration structure includes a connecting block fixedly connected to the top of the fixed block, each of the connecting blocks is rotatably connected to a fixed shaft on a side wall of a side close to the rotating rod, and each of the fixed shafts is fixedly connected to a bevel gear 1 at one end away from the corresponding connecting block, and a bevel gear 2 is slidably sleeved on the rotating rod, and the bevel gear 2 corresponds to each bevel gear 1, and the bevel gear 2 is meshed with each bevel gear 1, and the bottom end of the bevel gear 2 is rotatably connected to a connecting bracket, the connecting bracket is connected to the fixed shaft through the rotating bracket, and the connecting bracket is sleeved on the outside of the rotating rod, and a plurality of extrusion wheels are fixedly sleeved on each of the fixed shafts, the top end of each extrusion wheel is arranged in contact with the bottom wall of the filter screen, and the outside of each extrusion wheel is wrapped with a protective layer.

[0008] Preferably, each of the connecting blocks is slidably connected to a movable plate inside, and the top of each movable plate is fixedly connected to a connecting rod, and each connecting rod passes through the upper inner wall of the connecting block and extends to the outside of the connecting block. The top of each connecting rod is fixedly connected to the bottom end of the filter screen, and the bottom end of each movable plate is fixedly connected to a connecting spring, and one end of each connecting spring away from the movable plate is respectively connected to the lower inner wall of the corresponding connecting block, and each connecting spring is fixedly connected to a damper, and each connecting spring is fixedly connected to the corresponding connecting block through the damper.

[0009] Preferably, the mounting structure includes a mounting groove provided on the side wall of the mounting plate, a mounting block is slidably connected between the inner walls of each mounting groove, a mounting slot is provided at the bottom end of each mounting block, the top end of each electrode rod is clamped in the mounting slot, a fixing spring is fixedly connected to the top end of each mounting block, the bottom end of each fixing spring away from the mounting block is respectively fixedly connected to the upper inner wall of the corresponding mounting groove, a control button is fixedly provided on the upper inner wall of each mounting groove, an alarm is provided on the side wall of the treatment pool, and the control button corresponds to the alarm.

[0010] Preferably, a water inlet pipe and a water outlet pipe are provided on the side wall of the treatment pool, and the water inlet pipe is provided at the top end of the side wall of the treatment pool.

[0011] Preferably, a plurality of receiving grooves are provided on the lower inner wall of the treatment tank, and the position of each receiving groove corresponds to a mounting plate.

[0012] Compared with the prior art, the beneficial effect of the present invention is that when the filter net is used to filter out the flocs in the seawater, the filter net is continuously vibrated up and down, which speeds up the filtration and also shakes up the flocs to prevent them from clogging the filter net, which is beneficial to the filtration. At the same time, an alarm structure is provided to alarm when the electrode is consumed too much, so that the staff can replace the electrode in time, which is beneficial to the electrolysis. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the three-dimensional structure of a device for removing microplastics from seawater by electrolytic flotation proposed by the present invention; Figure 2 A schematic diagram of the three-dimensional structure of the mounting plate of a device for removing microplastics from seawater by electrolytic flotation proposed by the present invention; Figure 3 This is a schematic diagram of the structure of a device for removing microplastics from seawater by electrolytic flotation proposed by the present invention; Figure 4 for Figure 3 The enlarged view of point A in the middle; Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0014] In the figure: 1 treatment tank, 2 fixed bracket, 3 motor, 4 rotating rod, 5 filter screen, 6 sliding block, 7 sliding groove, 8 fixed shaft, 9 extrusion wheel, 10 fixed block, 11 mounting plate, 12 mounting groove, 13 mounting block, 14 mounting card slot, 15 electrode rod, 16 fixed spring, 17 connecting block, 18 moving plate, 19 connecting rod, 20 connecting spring, 21 bevel gear 1, 22 bevel gear 2, 23 connecting bracket, 24 storage groove. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0016] Reference Figure 1-Figure 5A device for removing microplastics in seawater by electrolytic flotation comprises a treatment pool 1, wherein fixed blocks 10 are slidably connected to the left and right inner walls of the treatment pool 1, and a sliding block 6 is fixedly connected to the side wall of each fixed block 10, and a sliding groove 7 corresponding to each sliding block 6 is opened on the inner wall of the treatment pool 1, and each sliding groove 7 is arranged through the treatment pool 1, and a filter screen 5 is arranged above the fixed block 10, and a fixed bracket 2 is fixedly arranged at the top of the treatment pool 1, and a motor 3 is fixedly connected to the top of the fixed bracket 2, and a rotating rod 4 is fixedly connected to the output end of the motor 3, and the rotating rod 4 passes through the fixed bracket 2 and the filter screen 5 and is rotatably connected to the lower inner wall of the treatment pool 1, and the rotating rod 4 and the filter screen 5 are threadedly connected. A vibration structure is provided between the filter screen 5 and the fixed block 10, a mounting plate 11 is fixedly connected to the bottom end of the fixed block 10, a mounting structure is provided inside the mounting plate 11, an electrode rod 15 is installed on the mounting structure, the electrode rod 15 of the anode is made of aluminum material, and the cathode is made of iron material, the electrode rod 15 is connected to the power supply through a wire, so that the electrode rod 15 is turned on, the electrode rod 15 performs electrolysis, so that the microplastic particles in the seawater form flocs, the motor 3 is started, and the output end of the motor 3 drives the rotating rod 4 to rotate. Under the action of the thread, the rotation of the rotating rod 4 will move the filter screen 5, so that the filter screen 5 moves upward to the outside of the treatment tank 1, and the filter screen 5 filters out all the flocs in the treatment tank 1; The vibration structure includes a connecting block 17 fixedly connected to the top of the fixed block 10, each connecting block 17 is rotatably connected to a fixed shaft 8 on a side wall close to the rotating rod 4, and each fixed shaft 8 is fixedly connected to a bevel gear 1 21 at one end away from the corresponding connecting block 17, and a bevel gear 22 is slidably sleeved on the rotating rod 4, and the bevel gear 22 corresponds to each bevel gear 1 21, and the bevel gear 22 is meshed with each bevel gear 1 21, and the bottom end of the bevel gear 22 is rotatably connected to a connecting bracket 23, and the connecting bracket 23 is connected to the fixed shaft 8 through the rotating bracket, and the connecting bracket 23 is sleeved on the rotating rod 4. At the outside, each fixed shaft 8 is fixedly sleeved with a plurality of extrusion wheels 9, the top end of each extrusion wheel 9 is arranged in contact with the bottom wall of the filter screen 5, and the outside of each extrusion wheel 9 is wrapped with a protective layer. When the rotating rod 4 rotates, the bevel gear 22 slidably sleeved on the outside thereof rotates accordingly, so that the bevel gear 1 21 meshing with the bevel gear 22 rotates together, driving the fixed shaft 8 to rotate, so that the extrusion wheels 9 fixedly sleeved on the fixed shaft 8 rotate together, and the extrusion wheels 9 squeeze the filter screen 5, so that the filter screen 5 vibrates up and down, speeding up the filtering process, and at the same time shaking up the flocs on the filter screen 5 to prevent the flocs from blocking the mesh of the filter screen 5; Each connecting block 17 is slidably connected to a moving plate 18 inside, and a connecting rod 19 is fixedly connected to the top of each moving plate 18. Each connecting rod 19 penetrates the upper inner wall of the connecting block 17 and extends to the outer side of the connecting block 17. The top of each connecting rod 19 is fixedly connected to the bottom end of the filter screen 5. The bottom end of each moving plate 18 is fixedly connected to a connecting spring 20. One end of each connecting spring 20 away from the moving plate 18 is respectively connected to the lower inner wall of the corresponding connecting block 17. A damper is fixedly connected to each connecting spring 20, and each connecting spring 20 is fixedly connected to the corresponding connecting block 17 through the damper. The damper and the connecting spring 20 cooperate to buffer and weaken the vibration to avoid excessive vibration. The mounting structure includes a mounting groove 12 provided on the side wall of the mounting plate 11, a mounting block 13 is slidably connected between the inner walls of each mounting groove 12, a mounting card groove 14 is provided at the bottom end of each mounting block 13, the top end of each electrode rod 15 is clamped in the mounting card groove 14, a fixing spring 16 is fixedly connected to the top end of each mounting block 13, each fixing spring 16 is fixedly connected to the upper inner wall of the corresponding mounting groove 12 away from the bottom end of the mounting block 13, a control button is fixedly provided on the upper inner wall of each mounting groove 12, an alarm is provided on the side wall of the treatment tank 1, and the control button corresponds to the alarm, as the electrolysis proceeds, the mass of the electrode rod 15 will be consumed, and the decrease in the mass of the electrode rod 15 reduces the tension on the fixing spring 16, the fixing spring 16 contracts, and the mounting block 13 moves upward, and finally the control button is pressed, after the control button is pressed, the alarm will sound an alarm to remind the staff to replace the electrode rod 15 in time; A water inlet pipe and a water outlet pipe are arranged on the side wall of the treatment tank 1, and the water inlet pipe is arranged at the top of the side wall of the treatment tank 1; a plurality of storage grooves 24 are opened on the lower inner wall of the treatment tank 1, and the position of each storage groove 24 corresponds to a mounting plate 11 respectively. The storage grooves 24 can prevent the electrode rod 15 from colliding with the lower inner wall of the treatment tank 1 when the mounting plate 11 moves downward.

[0017] In the present invention, when the device is in use, seawater is first introduced into the treatment pool 1, and then the electrode rod 15 is turned on, and the electrode rod 15 performs electrolysis to cause the microplastic particles in the seawater to form flocs. As the electrolysis proceeds, the mass of the electrode rod 15 will be consumed, and the decrease in the mass of the electrode rod 15 reduces the tension on the fixed spring 16, and the fixed spring 16 contracts, causing the mounting block 13 to move upward, and finally the control button is pressed. After the control button is pressed, the alarm will sound to remind the staff to replace the electrode rod 15 in time. When replacing the electrode rod 15 or cleaning the flocs, the motor 3 is started first, and the output end of the motor 3 drives the rotating rod 4 to rotate. Under the action of the thread, the rotation of the rotating rod 4 will cause the The filter screen 5 moves, allowing the filter screen 5 to move upward to the outside of the treatment tank 1. The filter screen 5 filters out all the flocs in the treatment tank 1. During the movement of the filter screen 5, when the rotating rod 4 rotates, the bevel gear 2 22 slidably mounted on the outside thereof rotates accordingly, allowing the bevel gear 1 21 meshing with the bevel gear 22 to rotate together, driving the fixed shaft 8 to rotate, allowing the extrusion wheel 9 fixedly mounted on the fixed shaft 8 to rotate together, and the extrusion wheel 9 squeezes the filter screen 5, causing the filter screen 5 to vibrate up and down, accelerating the filtration process, and at the same time shaking up the flocs on the filter screen 5 to prevent the flocs from blocking the mesh of the filter screen 5. In addition, the damper and the connecting spring 20 cooperate to buffer and weaken the vibration to prevent excessive vibration.

[0018] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for removing microplastics from seawater by electrolytic flotation, comprising a treatment tank (1), characterized in that: The left and right inner walls of the treatment pool (1) are slidably connected to fixed blocks (10), and the side walls of each fixed block (10) are fixedly connected to a sliding block (6). The inner side walls of the treatment pool (1) are provided with sliding grooves (7) corresponding to each sliding block (6), and each sliding groove (7) is arranged through the treatment pool (1). A filter screen (5) is arranged above the fixed block (10). A fixed bracket (2) is fixedly arranged at the top of the treatment pool (1), and a motor (3) is fixedly connected to the top of the fixed bracket (2). The motor (3) The output end of the treatment tank (1) is fixedly connected to a rotating rod (4), the rotating rod (4) passes through the fixed bracket (2) and the filter screen (5) and is rotatably connected to the lower inner wall of the treatment tank (1), and the rotating rod (4) and the filter screen (5) are threadedly connected. A vibration structure is provided between the filter screen (5) and the fixed block (10), and a mounting plate (11) is fixedly connected to the bottom end of the fixed block (10). A mounting structure is provided inside the mounting plate (11), and an electrode rod (15) is installed on the mounting structure. The electrode rod (15) is connected to a power source via a wire.

2. The device for removing microplastics from seawater by electrolytic flotation according to claim 1, characterized in that: The vibration structure comprises a connecting block (17) fixedly connected to the top of the fixed block (10); a fixed shaft (8) is rotatably connected to a side wall of each connecting block (17) close to the rotating rod (4); an end of each fixed shaft (8) away from the corresponding connecting block (17) is fixedly connected to a bevel gear 1 (21); a bevel gear 2 (22) is slidably sleeved on the rotating rod (4); the bevel gear 2 (22) is arranged corresponding to each bevel gear 1 (21), and the bevel gear 2 (22) is rotatably sleeved to the rotating rod (4); Each of the bevel gears (21) is meshed, and the bottom end of the bevel gear (22) is rotatably connected to a connecting bracket (23), the connecting bracket (23) is connected to the fixed shaft (8) via the rotating bracket, and the connecting bracket (23) is sleeved on the outside of the rotating rod (4), and each of the fixed shafts (8) is fixedly sleeved with a plurality of extrusion wheels (9), the top end of each of the extrusion wheels (9) is arranged in contact with the bottom wall of the filter screen (5), and the outside of each of the extrusion wheels (9) is wrapped with a protective layer.

3. The device for removing microplastics from seawater by electrolytic flotation according to claim 2, characterized in that: Each of the connecting blocks (17) is slidably connected to a movable plate (18) inside, and a connecting rod (19) is fixedly connected to the top of each of the movable plates (18). Each of the connecting rods (19) penetrates the upper inner wall of the connecting block (17) and extends to the outside of the connecting block (17). The top of each of the connecting rods (19) is fixedly connected to the bottom end of the filter screen (5). The bottom end of each of the movable plates (18) is fixedly connected to a connecting spring (20). One end of each of the connecting springs (20) away from the movable plate (18) is respectively connected to the lower inner wall of the corresponding connecting block (17). Each of the connecting springs (20) is fixedly connected to a damper, and each of the connecting springs (20) is fixedly connected to the corresponding connecting block (17) via the damper.

4. The device for removing microplastics from seawater by electrolytic flotation according to claim 1, characterized in that: The mounting structure comprises a mounting groove (12) provided on a side wall of the mounting plate (11); a mounting block (13) is slidably connected between the inner walls of each mounting groove (12); a mounting slot (14) is provided at the bottom end of each mounting block (13); the top end of each electrode rod (15) is clamped in the mounting slot (14); a fixing spring (16) is fixedly connected to the top end of each mounting block (13); the bottom end of each fixing spring (16) away from the mounting block (13) is respectively fixedly connected to the upper inner wall of the corresponding mounting groove (12); a control button is fixedly provided on the upper inner wall of each mounting groove (12); an alarm is provided on the side wall of the treatment pool (1), and the control button corresponds to the alarm.

5. The device for removing microplastics from seawater by electrolytic flotation according to claim 1, characterized in that: A water inlet pipe and a water outlet pipe are arranged on the side wall of the treatment pool (1), and the water inlet pipe is arranged at the top end of the side wall of the treatment pool (1).

6. The device for removing microplastics from seawater by electrolytic flotation according to claim 1, characterized in that: A plurality of receiving grooves (24) are provided on the lower inner wall of the treatment pool (1), and the position of each receiving groove (24) corresponds to a mounting plate (11).

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