A sound-electricity coupling suspended matter flocculation device with double reaction cell solution circulation

Abstract

The application discloses a kind of acoustic electric coupling suspended load flocculation device of double reaction pool solution circulation, comprising: electroflocculation component, ultrasonic flocculation component, liquid circulation component and static solution component;Electroflocculation component is used to carry out electroflocculation reaction;Ultrasonic flocculation component is used to carry out ultrasonic flocculation reaction;Liquid circulation component is connected with electroflocculation component and ultrasonic flocculation component respectively, for electroflocculation component and ultrasonic flocculation component internal solution mutual flow;Static solution component is connected with electroflocculation component and ultrasonic flocculation component respectively.The present application is by being provided with electroflocculation pool and ultrasonic flocculation pool and forms double flocculation pool suspended load flocculation device, so that ultrasonic flocculation reaction and electroflocculation reaction are respectively used in two reaction containers independent of each other, and realize two flocculation pool solution circulation flow by solution circulating pump, from which acoustic electric coupling suspended load flocculation treatment function can be realized, so that water body suspended load can be efficiently and quickly flocculated.

Description

Technical Field

[0001] This invention relates to the field of suspended matter treatment technology, and more specifically to an acoustic-electric coupling suspended matter flocculation device with dual reaction tank solution circulation. Background Technology

[0002] Suspended matter (including sediment and other pollutants) is widely present in natural water bodies. Removing suspended matter from water using technological means is an important way to improve the water environment and enhance water quality. Current suspended matter treatment processes generally use chemical additives to accelerate the flocculation process, but these can easily cause secondary pollution of the water body, and precise control of the dosage is difficult. Electrocoagulation, as a highly efficient, energy-saving, simple-to-operate, and pollution-free new technology, has become a key research topic in suspended matter treatment. Summary of the Invention

[0003] In view of this, the present invention provides an acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation, the purpose of which is to solve the problems existing in the prior art.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:

[0005] An acoustic-electric coupling suspended mass flocculation device with dual-reaction tank solution circulation includes:

[0006] Electrocoagulation assembly; the electrocoagulation assembly is used to perform an electrocoagulation reaction;

[0007] An ultrasonic flocculation assembly; the ultrasonic flocculation assembly is used to perform an ultrasonic flocculation reaction.

[0008] A liquid circulation assembly; the liquid circulation assembly is connected to the electrocoagulation assembly and the ultrasonic flocculation assembly respectively, and is used for the mutual circulation of the solutions inside the electrocoagulation assembly and the ultrasonic flocculation assembly;

[0009] A settling solution assembly; the settling solution assembly is connected to the electrocoagulation assembly and the ultrasonic coagulation assembly respectively, and is used to extract the solution after the reaction and let it stand.

[0010] Preferably, the electrocoagulation assembly includes an electrocoagulation tank, an aluminum electrode plate, a wire, and a power distributor; the aluminum electrode plate is inserted into the electrocoagulation tank; the aluminum electrode plate is connected to the power distributor through the wire.

[0011] Preferably, the ultrasonic flocculation assembly includes an ultrasonic flocculation tank, a support, an ultrasonic generator, a piezoelectric element, and a mesh tube; the ultrasonic generator is mounted on the support; the ultrasonic flocculation tank is located below the ultrasonic generator; the lower end of the ultrasonic generator extends into the ultrasonic flocculation tank and contacts the solution in the ultrasonic flocculation tank; the mesh tube is disposed in the ultrasonic flocculation tank; and the piezoelectric element is disposed on the mesh tube.

[0012] Preferably, the piezoelectric element is a piezoelectric thin film or a piezoelectric ceramic.

[0013] Preferably, a plurality of piezoelectric elements are provided; the plurality of piezoelectric elements are evenly distributed on the mesh cylinder.

[0014] Preferably, the liquid circulation assembly includes a first circulation pump group and a second circulation pump group; both the first and second circulation pump groups include three solution circulation pumps; each solution circulation pump is provided with an inlet pipe and an outlet pipe; the three inlet pipes of the first circulation pump group and the three outlet pipes of the second circulation pump group are respectively connected to opposite sides of the electrocoagulation tank; the three outlet pipes of the first circulation pump group and the three inlet pipes of the second circulation pump group are respectively connected to opposite sides of the ultrasonic flocculation tank.

[0015] Preferably, the settling solution assembly includes a settling solution tank and two pumps; the inlets of the two pumps are respectively connected to the electrocoagulation tank and the ultrasonic coagulation tank; the outlets of the two pumps are both connected to the settling solution tank.

[0016] Preferably, the flocculation device further includes an observation and analysis component for observing and analyzing the flocculation effect.

[0017] Preferably, the observation and analysis components include a zeta potential meter, a particle size analyzer, a turbidimeter, and a central processing computer; both the zeta potential meter and the particle size analyzer are electrically connected to the central processing computer.

[0018] The present invention achieves the following technical effects compared to the prior art:

[0019] 1) This invention forms a dual-flocculation suspended matter flocculation device by setting up an electro-flocculation tank and an ultrasonic flocculation tank, so that the ultrasonic flocculation reaction and the electro-flocculation reaction act on two independent reaction vessels respectively, and the solution in the two flocculation tanks is circulated by a solution circulation pump, thereby realizing the acoustic-electric coupling suspended matter flocculation treatment function, which enables the suspended matter in the water to be flocculated efficiently and quickly.

[0020] 2) The present invention has a simple structure, is easy to operate, and has the advantages of high reliability, strong user-friendliness, and strong real-time performance. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of an acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to the present invention;

[0022] Figure 2 This is a schematic diagram of an ultrasonic flocculation component.

[0023] In the diagram: 1. Solution circulation pump; 2. Electrocoagulation tank; 3. Aluminum electrode plate; 4. Wire; 5. Power distributor; 6. Ultrasonic flocculation tank; 7. Mesh cylinder; 8. Piezoelectric element; 9. Ultrasonic generator; 10. Liquid pump; 11. Static solution tank; 12. Zeta potential meter; 13. Particle size analyzer; 14. Turbidity meter; 15. Central processing computer. Detailed Implementation

[0024] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0025] Example

[0026] Reference Figure 1-2 As shown, this invention discloses an acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation, comprising: an electrocoagulation component, an ultrasonic flocculation component, a liquid circulation component, a settling solution component, and an observation and analysis component; the electrocoagulation component is used to perform electrocoagulation reaction; the ultrasonic flocculation component is used to perform ultrasonic flocculation reaction; the liquid circulation component is connected to both the electrocoagulation component and the ultrasonic flocculation component, respectively, for mutual flow of solutions within the electrocoagulation component and the ultrasonic flocculation component; the settling solution component is connected to both the electrocoagulation component and the ultrasonic flocculation component, respectively, for extracting the solution after reaction and setting it to stand; the observation and analysis component is used to observe and analyze the flocculation effect.

[0027] In this embodiment, the electrocoagulation assembly includes an electrocoagulation tank 2, an aluminum electrode plate 3, a wire 4, and a power distributor 5; the electrocoagulation tank 2 serves as a container for the electrocoagulation reaction; the aluminum electrode plate 3 is vertically inserted and fixedly connected inside the electrocoagulation tank 2; the aluminum electrode plate 3 is connected to the power distributor 5 through the wire 4; the power distributor 5 is used to provide electrical energy to the aluminum electrode plate 3.

[0028] In this embodiment, the electrocoagulation cell 2 is rectangular in shape.

[0029] In this embodiment, the ultrasonic flocculation assembly includes an ultrasonic flocculation tank 6, a support frame, an ultrasonic generator 9, a piezoelectric element 8, and a mesh tube 7. The ultrasonic generator 9 is mounted on the support frame. The ultrasonic flocculation tank 6 is located below the ultrasonic generator 9. The lower end of the ultrasonic generator 9 extends into the ultrasonic flocculation tank 6 and contacts the solution within the ultrasonic flocculation tank 6, used to subject the suspended solution to ultrasonic interference. The mesh tube 7 is disposed within the ultrasonic flocculation tank 6. The piezoelectric element 8 is disposed on the mesh tube 7, and the piezoelectric element 8 is used to receive the cavitation bubble bursting pressure generated by the ultrasonic interference and release electrons. In use, the ultrasonic generator 9 generates... The cavitation effect causes cavitation bubbles to break, generating impacts that act on the piezoelectric element 8 on the mesh cylinder 7. Under asymmetric load, the piezoelectric element 8 deforms and releases electrons. These released electrons combine with the sediment particles in the solution, neutralizing their charge. The electrons generated in the ultrasonic flocculation tank 6 enter the electroflocculation tank 2 through the liquid circulation component and combine with the flocculant generated during the electrolysis process to form charged flocculants, thereby accelerating the flocculation and adsorption process. At the same time, after losing electrons, the piezoelectric element 8, together with the mesh cylinder 7, becomes positively polarized and can adsorb negatively charged particulate flocs in the solution, achieving rapid treatment of pollutants.

[0030] In this embodiment, the ultrasonic flocculation tank 6 is cylindrical.

[0031] In this embodiment, the piezoelectric element 8 is a piezoelectric thin film or piezoelectric ceramic.

[0032] In this embodiment, multiple piezoelectric elements 8 are provided; the multiple piezoelectric elements 8 are the same size; the multiple piezoelectric elements 8 are evenly distributed on the mesh cylinder 7.

[0033] In this embodiment, the piezoelectric element 8 is rectangular; the cross-section of the piezoelectric element 8 is square.

[0034] In this embodiment, the liquid circulation assembly includes a first circulation pump group and a second circulation pump group; both the first and second circulation pump groups include three solution circulation pumps 1; each solution circulation pump 1 is provided with an inlet pipe and an outlet pipe; the three inlet pipes of the first circulation pump group and the three outlet pipes of the second circulation pump group are respectively connected to opposite sides of the electrocoagulation tank 2; the three outlet pipes of the first circulation pump group and the three inlet pipes of the second circulation pump group are respectively connected to opposite sides of the ultrasonic flocculation tank 6.

[0035] In this embodiment, the settling solution assembly includes a settling solution tank 11 and two pumps 10; the inlets of the two pumps 10 are respectively connected to the electrocoagulation tank 2 and the ultrasonic flocculation tank 6; the outlets of the two pumps 10 are both connected to the settling solution tank 11; the two pumps 10 can respectively extract the solutions in the electrocoagulation tank 2 and the ultrasonic flocculation tank 6 and discharge the extracted solutions into the settling solution tank 11.

[0036] In this embodiment, the static solution tank 11 is cylindrical.

[0037] In this embodiment, the observation and analysis components include a zeta potential meter 12, a particle size analyzer 13, a turbidimeter 14, and a central processing computer 15. The zeta potential meter 12 is electrically connected to the central processing computer 15, and the central processing computer 15 controls the zeta potential meter 12 to perform zeta potential analysis on the sampled sample. The particle size analyzer 13 is electrically connected to the central processing computer 15, and the central processing computer 15 controls the particle size analyzer 13 to perform suspended matter particle size analysis on the sampled sample. The analysis data from the zeta potential meter 12 and the particle size analyzer 13 are recorded by the central processing computer 15. The turbidimeter 14 is used to perform turbidity analysis on the sampled sample. The analysis data from the turbidimeter is manually recorded by the operator.

[0038] In this embodiment, the electrocoagulation tank 2, the ultrasonic coagulation tank 6, the mesh cylinder 7, and the settling solution tank 11 are all made of acrylic material.

[0039] In this embodiment, the electrocoagulation reaction in the electrocoagulation tank 2 and the ultrasonic flocculation reaction in the ultrasonic flocculation tank 6 do not interfere with each other; the solutions in the electrocoagulation tank 2 and the ultrasonic flocculation tank 6 are mutually circulated.

[0040] In this embodiment, the lower end of the ultrasonic generator 9 is immersed 1-2 cm below the liquid surface of the solution in the ultrasonic flocculation tank 6.

[0041] The working process of the flocculation device of the present invention:

[0042] 1) Arrange the electrocoagulation and ultrasonic components: Inject a certain amount of water into the electrocoagulation tank 2 and the ultrasonic flocculation tank 6, and add mud and sodium chloride electrolyte according to the set ratio. Stir to dissolve the two and let it stand until there is no obvious ripple on the water surface. Then, insert four aluminum electrode plates 3 vertically into the electrocoagulation tank 2 at a certain interval. The four aluminum electrode plates 3 are connected to the power distribution device 5 through the wire 4. The power distribution device 5 provides stable power according to the experimental settings. At the same time, fix the mesh cylinder 7 in the center of the ultrasonic flocculation tank 6. Multiple piezoelectric elements 8 are fixed on the mesh cylinder 7 in an equally spaced manner. Set the ultrasonic generator 9 on the support. Set the ultrasonic flocculation tank 6 below the ultrasonic generator 9 so that the lower end of the ultrasonic generator 9 is in contact with the solution in the ultrasonic flocculation tank 6.

[0043] 2) Debug the observation components: turn on the zeta potential meter, particle size analyzer, and turbidity meter, and complete the corresponding basic settings.

[0044] 3) Operation of the flocculation device: Turn on the six solution circulation pumps 1, and at the same time turn on the timer, turn on the distributor 5 and the ultrasonic generator 9, and take the first sample; the ultrasonic generator 9 is turned on within the experimental set time period.

[0045] 4) Sample analysis: The samples are placed in a zeta potential meter, particle size analyzer, and turbidimeter for analysis. The turbidimeter data needs to be recorded manually, while the zeta potential meter and particle size analyzer data are recorded directly by the central processing computer.

[0046] 5) Subsequent processing: After the electrocoagulation and ultrasonic components are turned off, the solutions in the two flocculation tanks are drawn into the settling solution tank 11 using two pumps 10 and left to stand. Samples are taken at certain time intervals for monitoring, and the data on the central processing computer is exported as a document for research and analysis. During this process, after each sampling and analysis, care should be taken to clean the instruments used to place the samples to avoid affecting the experimental results.

[0047] The above description is merely a preferred embodiment of the present invention and does not constitute any limitation on the technical scope of the present invention. Therefore, any minor modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present invention shall still fall within the scope of the technical solution of the present invention.

Claims

1. A dual-reaction-tank solution circulation acoustic-electric coupling suspended mass flocculation device, characterized in that, include: Electrocoagulation components; The electrocoagulation component is used to perform an electrocoagulation reaction; An ultrasonic flocculation assembly; the ultrasonic flocculation assembly is used to perform an ultrasonic flocculation reaction. A liquid circulation assembly; the liquid circulation assembly is connected to the electrocoagulation assembly and the ultrasonic flocculation assembly respectively, and is used for the mutual circulation of the solutions inside the electrocoagulation assembly and the ultrasonic flocculation assembly; A settling solution assembly; the settling solution assembly is connected to the electrocoagulation assembly and the ultrasonic coagulation assembly respectively, and is used to extract the solution after the reaction and let it stand. The electrocoagulation assembly includes an electrocoagulation tank (2), an aluminum electrode plate (3), a wire (4), and a power distributor (5); the aluminum electrode plate (3) is inserted into the electrocoagulation tank (2); the aluminum electrode plate (3) is connected to the power distributor (5) through the wire (4); The ultrasonic flocculation assembly includes an ultrasonic flocculation tank (6), a support frame, an ultrasonic generator (9), a piezoelectric element (8), and a mesh tube (7); the ultrasonic generator (9) is mounted on the support frame; the ultrasonic flocculation tank (6) is located below the ultrasonic generator (9); the lower end of the ultrasonic generator (9) extends into the ultrasonic flocculation tank (6) and contacts the solution in the ultrasonic flocculation tank (6); the mesh tube (7) is mounted inside the ultrasonic flocculation tank (6); and the piezoelectric element (8) is mounted on the mesh tube (7). The piezoelectric element (8) is a piezoelectric thin film or a piezoelectric ceramic.

2. The acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to claim 1, characterized in that, The piezoelectric element (8) is provided in multiple forms; the multiple piezoelectric elements (8) are evenly distributed on the mesh cylinder (7).

3. The acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to claim 1, characterized in that, The liquid circulation assembly includes a first circulation pump group and a second circulation pump group; both the first circulation pump group and the second circulation pump group include three solution circulation pumps (1); each solution circulation pump (1) is provided with an inlet pipe and an outlet pipe; the three inlet pipes of the first circulation pump group and the three outlet pipes of the second circulation pump group are respectively connected to opposite sides of the electrocoagulation tank (2); the three outlet pipes of the first circulation pump group and the three inlet pipes of the second circulation pump group are respectively connected to opposite sides of the ultrasonic flocculation tank (6).

4. The acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to claim 3, characterized in that, The settling solution assembly includes a settling solution tank (11) and two pumps (10); the inlets of the two pumps (10) are connected to the electrocoagulation tank (2) and the ultrasonic coagulation tank (6), respectively; the outlets of the two pumps (10) are connected to the settling solution tank (11).

5. The acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to claim 1, characterized in that, It also includes an observation and analysis component for observing and analyzing flocculation effects.

6. The acoustic-electric coupling suspended mass flocculation device with dual reaction tank solution circulation according to claim 5, characterized in that, The observation and analysis components include a zeta potential meter (12), a particle size analyzer (13), a turbidity meter (14), and a central processing computer (15); the zeta potential meter (12) and the particle size analyzer (13) are both electrically connected to the central processing computer (15).

Images