Wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation

Abstract

The utility model discloses a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation, and relates to the technical field of wastewater filtering equipment. The device comprises a mixing tank, one side of the mixing tank is communicated with a treatment pond, and the other side of the mixing tank is communicated with a blow-off pipe; and an adding assembly is arranged at the top of the mixing tank. Through the arrangement of the adding assembly, when waste water enters the mixing tank, the supporting pipe is used for driving the mixing blades to mix the waste water, while the waste water is mixed, the rotating force of the supporting pipe is used for driving the convex block to push the sealing plug to move up and down, and the sealing plug is used for continuously changing the pressure in the pressurizing pipe; liquid in the liquid storage tank is pumped out and conveyed to the supporting pipe, and a catalyst is discharged into wastewater through the liquid injection pipe, so that the effect of automatically adding the catalyst can be achieved, manual auxiliary operation is not needed all the time, and the wastewater treatment efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wastewater filtration equipment technical field, especially, relate to a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation. BACKGROUND

[0002] Wastewater coupling treatment is a wastewater treatment method combining multiple treatment technologies, aiming to improve treatment efficiency, reduce cost and achieve more comprehensive pollutant removal. This method usually combines physical, chemical and biological treatment technologies, and comprehensively manages different pollutants according to their characteristics. Common coupling methods include: combination of physical-chemical and biological treatment, such as physical-chemical pretreatment first, and then biological treatment to further degrade residual pollutants; or combination of advanced oxidation technology and biological treatment technology to improve the removal rate of refractory organic matter.

[0003] Currently, persulfate catalytic oxidation is usually used in wastewater treatment process to accelerate wastewater filtration. The wastewater is stirred in a mixing tank, and then catalyst is added to the wastewater while it is being stirred. However, the catalytic filtration of wastewater takes a long time, and the catalyst needs to be added in batches, which requires manual assistance. Therefore, we provide a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation to solve the above problems. SUMMARY

[0004] The utility model discloses a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation, which solves the problem of manual assistance in the wastewater treatment process of the prior art and saves time and effort.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme.

[0006] The utility model discloses a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation, which includes a mixing tank, a treatment tank connected to one side of the mixing tank, and a sewage pipe connected to the other side of the mixing tank. An adding assembly is provided on the top of the mixing tank. The adding assembly includes a top plate fixedly connected to the top of the mixing tank, a pressurizing pipe fixedly connected to the inside of the top plate, a sealing plug slidingly connected to the inside of the pressurizing pipe, a liquid storage tank fixedly connected to the top of the top plate, and a protrusion provided on the top of the mixing tank. A mixing assembly is provided inside the mixing tank. The mixing assembly includes a support pipe movably connected to the inside of the mixing tank, a liquid injection pipe connected to the surface of the support pipe, and a mixing blade fixedly connected to the surface of the support pipe.

[0007] The utility model further sets up, the mixed subassembly still includes drive motor, drive motor installs at the top plate bottom, drive motor output fixedly connected with first gear, support pipe surface fixedly connected with second gear.

[0008] The utility model further sets up, first gear and second gear are engaged, support pipe surface is connected with mixed jar inner wall through bearing.

[0009] The utility model further sets up, the adding subassembly still includes infusion tube, the infusion tube is connected between the liquid storage tank and the pressurizing pipe, the pressurizing pipe one side is connected with the drain pipe, the infusion tube surface is equipped with first check valve, the drain pipe surface is equipped with second check valve.

[0010] The utility model further sets up, support pipe top penetrates top plate and is connected with the water storage box, water storage box top is connected with the drain pipe.

[0011] The utility model further sets up, water storage box bottom is fixedly connected with top plate, support pipe surface is connected with water storage box inner wall through bearing.

[0012] The utility model further sets up, convex block one side fixedly connected with telescopic link, telescopic link other end is fixedly connected with support pipe, and convex block and support pipe between fixedly connected with hydraulic rod.

[0013] The utility model further sets up, the sealing plug bottom penetrates pressurizing pipe and is fixedly connected with pulley, and sealing plug surface is equipped with return spring.

[0014] The utility model has following beneficial effect: through the setting of adding subassembly, can when waste water enters mixed jar, utilize support pipe to drive mixing blade to mix waste water, utilizes the rotating force of support pipe when waste water mixes, drives convex block to push sealing plug to move up and down, utilizes sealing plug to change the pressure inside pressurizing pipe constantly, when sealing plug reciprocating moves, the liquid in liquid storage tank is extracted and is transported to support pipe, and through liquid injection pipe, the catalyst is discharged into waste water, can realize the effect of automatic addition of catalyst, need not manual operation to assist operation all the time, effectively improves the efficiency of waste water treatment. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will to the embodiment description needed to use the drawing briefly introduces.

[0016] Figure 1 It is a kind of based on adsorption and persulfate catalytic oxidation's waste water coupling processing device's perspective view.

[0017] Figure 2It is a sectional view of a mixing tank and top plate in a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation.

[0018] Figure 3 It is a schematic view of a top structure of a mixing tank in a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation.

[0019] Figure 4 It is a partial sectional view of a pressurizing pipe and water storage box in a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation.

[0020] Figure 5 It is a schematic view of a protruding block pushing pulley in a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation.

[0021] In the drawings: 1, mixing tank; 2, treatment pool; 3, sewage pipe; 4, top plate; 5, pressurizing pipe; 6, sealing plug; 7, liquid storage tank; 8, protruding block; 9, support pipe; 10, liquid injection pipe; 11, mixing blade; 12, driving motor; 13, first gear; 14, second gear; 15, liquid delivery pipe; 16, liquid discharge pipe; 17, first one-way valve; 18, second one-way valve; 19, water storage box; 20, telescopic rod; 21, hydraulic rod; 22, pulley; 23, return spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. The described embodiments are only some of the embodiments of the present application, not all.

[0023] Embodiment one

[0024] Please refer to Figures 1-5 The present application is a wastewater coupling treatment device based on adsorption and persulfate catalytic oxidation, which comprises a mixing tank 1, a treatment pool 2 connected to one side of the mixing tank 1, and a sewage pipe 3 connected to the other side of the mixing tank 1. An adding assembly is arranged on the top of the mixing tank 1, which comprises a top plate 4 fixedly connected to the top of the mixing tank 1, a pressurizing pipe 5 fixedly connected to the inside of the top plate 4, a sealing plug 6 slidably connected to the inside of the pressurizing pipe 5, a liquid storage tank 7 fixedly connected to the top of the top plate 4, and a protruding block 8 arranged on the top of the mixing tank 1. A mixing assembly is arranged in the mixing tank 1, which comprises a support pipe 9 movably connected to the inside of the mixing tank 1, a liquid injection pipe 10 connected to the surface of the support pipe 9, and mixing blades 11 fixedly connected to the surface of the support pipe 9.

[0025] Specifically: the inside of the liquid tank 7 stores liquid catalyst, liquid catalyst has sodium persulfate, potassium persulfate and the like, under the action of the catalyst, the persulfate is decomposed to generate strong oxidizing free radicals, thereby effectively degrading organic pollutants, the sealing plug 6 slides in the pressurizing pipe 5, the gas in the pressurizing pipe 5 can be compressed when the sealing plug 6 moves up and down, the convex block 8 is inclined, the sealing plug 6 can be pushed to move upward when the convex block 8 rotates with the support pipe 9, the support pipe 9 drives the mixing blade 11 to rotate, and the wastewater can be mixed to accelerate the mixing effect of the wastewater and the catalyst.

[0026] Example two

[0027] Please refer to Figures 1-5 , on the basis of example one, the mixing assembly further comprises a driving motor 12, the driving motor 12 is installed at the bottom of the top plate 4, the first gear 13 is fixedly connected to the output end of the driving motor 12, the second gear 14 is fixedly connected to the surface of the support pipe 9, the first gear 13 is engaged with the second gear 14, the surface of the support pipe 9 is movably connected with the inner wall of the mixing tank 1 through a bearing, the adding assembly further comprises a liquid delivery pipe 15, the liquid delivery pipe 15 is communicated between the liquid tank 7 and the pressurizing pipe 5, the pressurizing pipe 5 is communicated with a liquid discharge pipe 16 on one side, the surface of the liquid delivery pipe 15 is sleeved with a first one-way valve 17, the surface of the liquid discharge pipe 16 is sleeved with a second one-way valve 18, the support pipe 9 penetrates through the top plate 4 and is communicated with a water storage box 19 at the top, the water storage box 19 is communicated with the liquid discharge pipe 16 at the top and is fixedly connected with the top plate 4 at the bottom, the surface of the support pipe 9 is movably connected with the inner wall of the water storage box 19 through a bearing, the convex block 8 is fixedly connected with an extension rod 20 on one side, the other end of the extension rod 20 is fixedly connected with the support pipe 9, a hydraulic rod 21 is fixedly connected between the convex block 8 and the support pipe 9, the bottom of the sealing plug 6 penetrates through the pressurizing pipe 5 and is fixedly connected with a pulley 22, and the surface of the sealing plug 6 is sleeved with a reset spring 23.

[0028] Specifically: the first gear 13 is engaged with the second gear 14, the power of the driving motor 12 can be transmitted, the liquid delivery pipe 15 is communicated between the liquid tank 7 and the pressurizing pipe 5, the first one-way valve 17 can control the flow direction of the liquid delivery pipe 15, so that the catalyst in the liquid tank 7 can only enter the pressurizing pipe 5 in one direction, the liquid discharge pipe 16 is communicated between the pressurizing pipe 5 and the water storage box 19, the second one-way valve 18 can control the flow direction of the liquid discharge pipe 16, so that the catalyst in the pressurizing pipe 5 can only enter the water storage box 19 in one direction, and the reset spring 23 has the effect of compression energy storage and can reset the sealing plug 6.

[0029] The working principle of the utility model is as follows: the staff pours wastewater into the treatment tank 2, and then adds flocculants in the treatment tank 2 to adsorb and filter the wastewater.

[0030] After preliminary filtration, the wastewater can be discharged into the mixing tank 1, and then the drive motor 12 is started by the external controller, the drive motor 12 drives the second gear 14 to rotate by cooperating with the first gear 13, and the mixing blade 11 is driven to rotate by cooperating with the support pipe 9, so as to stir the wastewater.

[0031] When the support pipe 9 rotates, the lug 8 is driven to rotate by cooperating with the telescopic rod 20, the lug 8 rotates to push the pulley 22 and the sealing plug 6, the sealing plug 6 moves to extrude the return spring 23, when the lug 8 continues to rotate with the support pipe 9, the pushing of the pulley 22 can be cancelled, at this time, the return spring 23 resets the sealing plug 6, when the sealing plug 6 moves downward, the catalyst in the liquid storage tank 7 is drawn into the pressurizing pipe 5 by cooperating with the infusion pipe 15 and the first one-way valve 17, when the lug 8 pushes the sealing plug 6 to move upward again, the catalyst drawn into the pressurizing pipe 5 can be injected into the water storage box 19 through the liquid discharge pipe 16 and the second one-way valve 18, when the sealing plug 6 reciprocates for many times, the catalyst can be discharged into the support pipe 9 and injected into the wastewater through the liquid injection pipe 10 for mixing, so that the automatic addition of the catalyst can be realized, and manual assistance operation is not needed, and the efficiency of wastewater treatment is effectively improved.

[0032] When the catalyst is added into the wastewater, the hydraulic rod 21 can be started, the hydraulic rod 21 drives the lug 8 to move, so that the lug 8 does not contact the pulley 22 when rotating, the delivery of the catalyst can be stopped, and at the same time, the mixing blade 11 can continue to rotate to stir the wastewater, so that the wastewater can be fully reacted with the catalyst.

[0033] The standard parts used in the utility model can be purchased from the market, and can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled through a control unit, the control circuit of the control unit can be realized through simple programming of the person skilled in the art, and belongs to the public knowledge in the field, so the control mode and the circuit connection in the utility model are not explained in detail.

[0034] The preferred embodiments of the utility model disclosed above are only used for helping to describe the utility model, the preferred embodiments do not describe all the details, and the utility model is not limited to the specific implementation mode, the embodiments are selected and specifically described in the specification, in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model.

Claims

1. A wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation, comprising a mixing tank (1), characterized in that: One side of the mixing tank (1) is communicated with a treatment tank (2), and the other side of the mixing tank (1) is communicated with a blowdown pipe (3); The mixing tank (1) is provided with an adding assembly on the top, the adding assembly comprises a top plate (4) fixedly connected to the top of the mixing tank (1), a pressurizing pipe (5) fixedly connected inside the top plate (4), a sealing plug (6) slidably connected inside the pressurizing pipe (5), and a liquid storage tank (7) fixedly connected to the top of the top plate (4), and the mixing tank (1) is provided with a protruding block (8) on the top. The mixing tank (1) is provided with a mixing assembly inside, the mixing assembly comprises a support pipe (9) movably connected to the inside of the mixing tank (1), a liquid injection pipe (10) communicated with the surface of the support pipe (9), and a mixing blade (11) fixedly connected to the surface of the support pipe (9).

2. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 1, characterized in that: The mixing assembly further comprises a driving motor (12) installed at the bottom of the top plate (4), a first gear (13) fixedly connected to the output end of the driving motor (12), and a second gear (14) fixedly connected to the surface of the support pipe (9).

3. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 2, characterized in that: The first gear (13) is engaged with the second gear (14), and the surface of the support pipe (9) is movably connected with the inner wall of the mixing tank (1) through a bearing.

4. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 1, characterized in that: The adding assembly further comprises a liquid delivery pipe (15) communicated between the liquid storage tank (7) and the pressurizing pipe (5), a liquid discharge pipe (16) communicated with one side of the pressurizing pipe (5), a first one-way valve (17) sleeved on the surface of the liquid delivery pipe (15), and a second one-way valve (18) sleeved on the surface of the liquid discharge pipe (16).

5. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 1, characterized in that: The support pipe (9) penetrates through the top plate (4) and is communicated with a water storage box (19) on the top, and the water storage box (19) is communicated with the liquid discharge pipe (16) on the top.

6. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 5, characterized in that: The bottom of the water storage box (19) is fixedly connected with the top plate (4), and the surface of the support pipe (9) is movably connected with the inner wall of the water storage box (19) through a bearing.

7. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 1, characterized in that: One side of the protruding block (8) is fixedly connected with a telescopic rod (20), the other end of the telescopic rod (20) is fixedly connected with the support pipe (9), and a hydraulic rod (21) is fixedly connected between the protruding block (8) and the support pipe (9).

8. The wastewater coupled treatment device based on adsorption and persulfate catalytic oxidation according to claim 1, characterized in that: The bottom of the sealing plug (6) penetrates through the pressurizing pipe (5) and is fixedly connected with a pulley (22), and a return spring (23) is sleeved on the surface of the sealing plug (6).

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