Power plant wastewater guarantee treatment equipment

Abstract

The utility model discloses power plant wastewater guarantee treatment equipment, and relates to the technical field of wastewater treatment. Comprising an outer treatment pool, an inner treatment pool is fixedly arranged on the inner wall of the outer treatment pool, a magnetic mud separation box is fixedly arranged in the center of the inner wall of the inner treatment pool, and a magnetic mud circulation structure is arranged between the inner treatment pool and the outer treatment pool. By means of the magnetic mud separation box, the coagulation frame, the magnetic mixing frame, the coagulation assisting frame, the backflow frame and the fixing plate, sludge backflow and magnetic drum facilities can be achieved, one part of magnetic powder and floc obtained after sedimentation flow back to the reaction tank to be recycled, the using amount of coagulant is saved, meanwhile, the sludge concentration of the reaction tank is increased, the other part of magnetic powder is separated from sludge through the magnetic drum, and the sludge treatment efficiency is improved. The sludge enters the sludge treatment unit, and the magnetic powder returns to the reaction tank for recycling, so that the loss rate of the magnetic powder is reduced, the use space is saved through the overall design, and wastewater treatment is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a wastewater treatment equipment for a power plant. Background Art

[0002] At present, with the shortage of water resources and the improvement of environmental protection requirements in my country, the water resource and environmental problems faced by power plants will become increasingly prominent. In order to reduce costs, reduce environmental pollution, optimize the wastewater treatment process and technology of power plants, realize wastewater resource utilization, achieve wastewater reuse until zero discharge, explore new treatment models, and improve social and economic benefits.

[0003] Currently, wastewater treatment requires multiple processes, among which magnetic coagulation requires multiple steps in a row, which occupies a large amount of usable area. In addition, magnetic coagulation technology requires additional magnetic powder addition and recovery equipment, which increases construction and operation costs. Utility Model Content

[0004] The utility model provides a power plant wastewater treatment guarantee equipment. Through a magnetic mud separation box, a coagulation frame, a magnetic mixing frame, a coagulation aid frame, a reflux frame and a fixed plate, sludge reflux and magnetic drum facilities can be used. A part of the magnetic powder and floccules after precipitation are returned to a reaction tank for recycling, which saves the amount of coagulant and also increases the sludge concentration in the reaction tank. The other part is separated from the sludge by the magnetic drum, and the sludge enters a sludge treatment unit. The magnetic powder returns to the reaction tank for recycling, which reduces the loss rate of the magnetic powder. The overall design saves the use space and ensures the wastewater treatment.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a power plant wastewater treatment equipment, including:

[0006] An outer treatment pool, wherein an inner treatment pool is fixedly provided on the inner wall of the outer treatment pool, and a magnetic mud separation box is fixedly provided at the center of the inner wall of the inner treatment pool;

[0007] The magnetic mud circulation structure is arranged between the inner treatment pool and the outer treatment pool;

[0008] The magnetic mud circulation structure includes a coagulation frame, a magnetic mixing frame, a coagulation-aiding frame, a reflux frame, four fixed plates, three working motors, three rotating rods and three fixed rotating blades. The coagulation frame, magnetic mixing frame, coagulation-aiding frame and reflux frame are fixedly embedded between the inner treatment pool and the outer treatment pool. The bottoms of the outer walls of the four fixed plates are respectively fixed on the coagulation frame, the magnetic mixing frame, the coagulation-aiding frame and the reflux frame. The three working motors are respectively installed on three of the fixed plates, and the remaining fixed plate is connected to the magnetic mud separation box and is provided with a reflux pipe. The output ends of the three working motors are respectively fixed on the three rotating rods, and the inner walls of the three fixed rotating blades are respectively fixedly sleeved on the three rotating rods.

[0009] As a power plant wastewater treatment equipment of the utility model, two partition plates are fixedly arranged between the treatment inner tank and the magnetic mud separation box, and a centralizing plate is fixedly embedded between the two partition plates and the treatment inner tank and the magnetic mud separation box.

[0010] As a power plant wastewater treatment equipment of the utility model, one side of the outer wall of the magnetic mud separation box is connected with a sedimentation pipe, and one end of the sedimentation pipe away from the magnetic mud separation box is connected with a centralizing plate.

[0011] As a power plant wastewater treatment equipment of the utility model, the inner wall of the inner treatment pool is connected with two clean water pipes, and the outer walls of the two clean water pipes are fixedly embedded in the outer treatment pool.

[0012] As a power plant wastewater treatment equipment of the utility model, two partition plates and a raw water injection frame are fixedly provided between the inner treatment tank and the outer treatment tank, and a water outlet hole is opened on one side of the outer wall of the raw water injection frame.

[0013] As a power plant wastewater treatment equipment of the utility model, the top of the treatment inner pool is provided with a slot located at the partition plate and the raw water injection frame, and the fixed plate on the top of the coagulation aid frame is connected with a coagulation aid pipe.

[0014] The utility model provides a power plant wastewater treatment equipment, which has the following beneficial effects:

[0015] (1) The wastewater treatment equipment of the power plant can return sludge and magnetic drum facilities through the magnetic sludge separation box, coagulation frame, magnetic mixing frame, coagulation aid frame, return frame and fixed plate. A part of the magnetic powder and flocs after precipitation are returned to the reaction tank for recycling, which saves the amount of coagulant and increases the sludge concentration in the reaction tank. The other part is separated from the sludge by the magnetic drum. The sludge enters the sludge treatment unit and the magnetic powder returns to the reaction tank for recycling, which reduces the loss rate of magnetic powder. The overall design saves the use space and ensures the wastewater treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is a cross-sectional view of the utility model;

[0018] Figure 3 It is an exploded view of the utility model.

[0019] In the figure: 1. Treatment outer tank; 2. Treatment inner tank; 3. Magnetic mud separation box; 4. Coagulation frame; 5. Magnetic mixing frame; 6. Coagulation aid frame; 7. Reflux frame; 8. Fixed plate; 9. Working motor; 10. Rotating rod; 11. Fixed rotor; 12. Reflux pipe; 13. Partition plate; 14. Concentrating plate; 15. Clean water pipe; 16. Partition plate; 17. Raw water injection frame; 18. Coagulation aid pipe; 19. Sedimentation pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the practical embodiment to clearly and completely describe the technical solution in the practical embodiment. Obviously, the described embodiment is only a part of the embodiment of the practical embodiment, not all of the embodiments. Based on the embodiment in the practical embodiment, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical embodiment.

[0021] See also Figure 1-3 The utility model provides a technical solution: a power plant wastewater treatment equipment, including:

[0022] An outer treatment pool 1, wherein an inner treatment pool 2 is fixedly disposed on the inner wall of the outer treatment pool 1, and a magnetic mud separation box 3 is fixedly disposed at the center of the inner wall of the inner treatment pool 2;

[0023] The magnetic mud circulation structure is arranged between the inner treatment pool 2 and the outer treatment pool 1;

[0024] The magnetic mud circulation structure includes a coagulation frame 4, a magnetic mixing frame 5, a coagulation-aiding frame 6, a reflux frame 7, four fixed plates 8, three working motors 9, three rotating rods 10 and three fixed rotating blades 11. The coagulation frame 4, the magnetic mixing frame 5, the coagulation-aiding frame 6 and the reflux frame 7 are fixedly embedded between the inner treatment pool 2 and the outer treatment pool 1. The bottoms of the outer walls of the four fixed plates 8 are respectively fixed on the coagulation frame 4, the magnetic mixing frame 5, the coagulation-aiding frame 6 and the reflux frame 7. The three working motors 9 are respectively installed on three of the fixed plates 8. The remaining fixed plate 8 is connected to the magnetic mud separation box 3 and is provided with a reflux pipe 12. The output ends of the three working motors 9 are respectively fixed on the three rotating rods 10, and the inner walls of the three fixed rotating blades 11 are respectively fixedly sleeved on the three rotating rods 10.

[0025] In this embodiment: the raw water can be made to flow through the area between the treatment outer tank 1 and the treatment inner tank 2, so that the flowing raw water is treated, and the raw water passes through the reflux frame 7, the coagulation frame 4, the magnetic mixing frame 5 and the coagulation aid frame 6 in sequence, so that the pollutants, water treatment agents and magnetic powder in the raw water are flocculated to form large and dense flocs. The solid-liquid separation process is that the flocs in the process sedimentation area are settled by their own specific gravity, so that the pollutants are separated from the water body. The magnetic mud separation box 3 separates the remaining sludge and magnetic powder through a high shear machine and a magnetic drum, and the magnetic powder is returned to the reaction tank for recycling through the reflux pipe 12. The sludge enters the sludge treatment unit and is discharged from the system. When the working motor 9 is powered on, the output end drives the three rotating rods 10 to rotate, so that the fixed rotor 11 rotates in the raw water, so that the raw water is mixed with the water treatment agent and the magnetic powder to form flocs.

[0026] Specifically, two partition plates 13 are fixedly provided between the treatment inner pool 2 and the magnetic mud separation box 3 , and a concentrating plate 14 is fixedly embedded between the two partition plates 13 and the treatment inner pool 2 and the magnetic mud separation box 3 .

[0027] In this embodiment: two partition plates 13 can block the settled water, allowing the clear part above the water to flow into the other side of the treatment inner tank 2. The concentrating plate 14 can make the settled sludge slide toward the center of the concentrating plate 14, so as to be easily sucked into the sedimentation pipe 19.

[0028] Specifically, a sedimentation pipe 19 is connected to one side of the outer wall of the magnetic mud separation box 3 , and one end of the sedimentation pipe 19 away from the magnetic mud separation box 3 is connected to the concentrating plate 14 .

[0029] In this embodiment: the sludge precipitated in the concentrating plate 14 can be sucked through the sedimentation pipe 19, and the precipitated sludge enters the magnetic mud separation box 3, and the remaining sludge and magnetic powder are separated by a high shear machine and a magnetic drum, and the magnetic powder returns to the reflux frame 7 for use, and the sludge enters the sludge treatment unit and is discharged from this system.

[0030] Specifically, the inner wall of the inner treatment pool 2 is connected to two clean water pipes 15 , and the outer walls of the two clean water pipes 15 are fixedly embedded in the outer treatment pool 1 .

[0031] In this embodiment, the clean water on one side of the inner pool 2 can be discharged through two clean water pipes 15 .

[0032] Specifically, two partition plates 16 and a raw water injection frame 17 are fixedly provided between the inner treatment pool 2 and the outer treatment pool 1 , and a water outlet hole is provided on one side of the outer wall of the raw water injection frame 17 .

[0033] In this embodiment: two partition plates 16 can be used to change the flow between the inner treatment pool 2 and the outer treatment pool 1, thereby forming a high-bottom-in, effective barrier.

[0034] Specifically, a notch is provided at the top of the treatment inner pool 2 at the partition plate 16 and the raw water injection frame 17 , and a coagulation-aiding pipe 18 is provided in communication with the fixed plate 8 at the top of the coagulation-aiding frame 6 .

[0035] In this embodiment, the treated water is conveniently fed into the treatment inner pool 2 for sedimentation through the notch, and the coagulant aid is added into the coagulant aid frame 6 through the coagulant aid pipe 18 .

[0036] When in use, the area between the treatment outer tank 1 and the treatment inner tank 2 allows the raw water to flow, thereby treating the flowing raw water, and allowing the raw water to pass through the reflux frame 7, the coagulation frame 4, the magnetic mixing frame 5 and the coagulation aid frame 6 in sequence, thereby flocculating the pollutants, water treatment agents and magnetic powder in the raw water to form large and dense flocs. The solid-liquid separation process is that the flocs in the process sedimentation area settle by their own specific gravity, thereby separating the pollutants from the water body. The magnetic mud separation box 3 separates the remaining sludge and magnetic powder through a high shear machine and a magnetic drum. , the magnetic powder is returned to the reaction tank for recycling through the return pipe 12, and the sludge enters the sludge treatment unit and is discharged from the system. When the working motor 9 is powered on, the output end drives the three rotating rods 10 to rotate, so that the fixed rotor 11 rotates in the raw water, so that the raw water is mixed with the water treatment agent and the magnetic powder to form flocs. The two partition plates 13 can block the precipitated water, so that the clear part of the water flows into the other side of the treatment inner tank 2. The concentrating plate 14 can make the precipitated sludge slide toward the center of the concentrating plate 14, so as to The sludge is sucked into the sedimentation pipe 19, which can absorb the sludge precipitated in the concentrating plate 14, so that the precipitated sludge enters the magnetic mud separation box 3, and the high shear machine and the magnetic drum are used to separate the remaining sludge and the magnetic powder. The magnetic powder returns to the reflux frame 7 for use, and the sludge enters the sludge treatment unit and is discharged from the system. The two clean water pipes 15 can discharge the clean water on one side of the inner treatment tank 2. The two partition plates 16 can change the flow between the inner treatment tank 2 and the outer treatment tank 1, thereby forming a high bottom inlet, an effective barrier, and the notch is convenient for the treated Water enters the treatment inner pool 2 for sedimentation, and a coagulant is added to the coagulant frame 6 through the coagulant tube 18. The sludge can be returned and the magnetic drum facilities can be used. A part of the magnetic powder and flocs after sedimentation are returned to the reaction tank for recycling, which saves the amount of coagulant and increases the sludge concentration in the reaction tank. The other part is separated from the sludge by the magnetic drum, and the sludge enters the sludge treatment unit. The magnetic powder returns to the reaction tank for recycling, which reduces the magnetic powder loss rate. The overall design saves usage space and ensures wastewater treatment.

[0037] 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 within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A power plant wastewater treatment equipment, characterized in that: include: An outer treatment pool (1), wherein an inner treatment pool (2) is fixedly provided on the inner wall of the outer treatment pool (1), and a magnetic mud separation box (3) is fixedly provided at the center of the inner wall of the inner treatment pool (2); A magnetic mud circulation structure is arranged between the inner treatment pool (2) and the outer treatment pool (1); The magnetic mud circulation structure comprises a coagulation frame (4), a magnetic mixing frame (5), a coagulation-aiding frame (6), a reflux frame (7), four fixed plates (8), three working motors (9), three rotating rods (10) and three fixed rotating blades (11); the coagulation frame (4), the magnetic mixing frame (5), the coagulation-aiding frame (6) and the reflux frame (7) are fixedly embedded between the inner treatment pool (2) and the outer treatment pool (1); the bottoms of the outer walls of the four fixed plates (8) are respectively fixedly mounted on the coagulation frame (4), the magnetic mixing frame (5), the coagulation-aiding frame (6) and the reflux frame (7); the three working motors (9) are respectively installed on three of the fixed plates (8); the remaining fixed plate (8) is connected to the magnetic mud separation box (3) and is provided with a reflux pipe (12); the output ends of the three working motors (9) are respectively fixedly mounted on the three rotating rods (10); the inner walls of the three fixed rotating blades (11) are respectively fixedly sleeved on the three rotating rods (10).

2. A power plant wastewater treatment equipment according to claim 1, characterized in that: Two partition plates (13) are fixedly arranged between the treatment inner pool (2) and the magnetic mud separation box (3), and a concentration plate (14) is fixedly embedded between the two partition plates (13) and the treatment inner pool (2) and the magnetic mud separation box (3).

3. A power plant wastewater treatment equipment according to claim 2, characterized in that: A sedimentation pipe (19) is provided on one side of the outer wall of the magnetic mud separation box (3), and one end of the sedimentation pipe (19) away from the magnetic mud separation box (3) is provided on the concentrating plate (14).

4. A power plant wastewater treatment equipment according to claim 3, characterized in that: The inner wall of the inner treatment pool (2) is connected to two clean water pipes (15), and the outer walls of the two clean water pipes (15) are fixedly embedded in the outer treatment pool (1).

5. A power plant wastewater treatment equipment according to claim 4, characterized in that: Two partition plates (16) and a raw water injection frame (17) are fixedly arranged between the inner treatment pool (2) and the outer treatment pool (1), and a water outlet hole is provided on one side of the outer wall of the raw water injection frame (17).

6. A power plant wastewater treatment equipment according to claim 5, characterized in that: The top of the treatment inner pool (2) is provided with slots at the partition plate (16) and the raw water injection frame (17), and the fixed plate (8) at the top of the coagulation aid frame (6) is connected to a coagulation aid pipe (18).

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