Efficient homogeneous premixing device

Abstract

The utility model discloses an efficient homogenizing and premixing device which comprises an outer barrel, and a homogenizing and premixing unit is arranged in the outer barrel; a lower discharge unit is arranged at the bottom of the outer barrel; the lower discharging unit is communicated with the homogenizing and premixing unit through an inner barrel emptying pipeline; a manhole is formed in an upper sealing head of the outer barrel, and a cover plate is arranged at the manhole; an exhaust pipeline is further included, one end of the exhaust pipeline is connected with the cover plate, and the other end of the exhaust pipeline is communicated with the lower exhaust unit; an air inlet pipeline, a water inlet pipeline, a first medicament pipeline, a second medicament pipeline and a third medicament pipeline are sequentially arranged on the side wall of the outer barrel from bottom to top; the gas inlet pipeline, the water inlet pipeline, the first medicament pipeline, the second medicament pipeline and the third medicament pipeline are all communicated with the homogeneous premixing unit. According to the efficient homogeneous premixing device disclosed by the utility model, flocs generated after wastewater treatment are more easily gathered and settled, so that the wastewater treatment effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, and in particular relates to a high-efficiency homogenizing premixing device. Background Art

[0002] Oily wastewater is produced during the process of oil extraction, gathering, transportation and refining. The properties of oily wastewater at different stages are different. Mixed wastewater has complex components and high pollutant concentrations. For such complex oil wastewater, a treatment process combining chemical and physical treatment is generally adopted. Chemical process is the main process in the pretreatment stage, in which the wastewater needs to be initially degraded through the performance of the agent.

[0003] The dosing process in the chemical treatment process currently mainly includes pipeline mixing devices, mechanical stirring, and pre-pump pipeline dosing. Among them, the pipeline mixing device will affect the uniformity of the reagent mixing, mechanical stirring will increase the additional electricity cost, and the pre-pump pipeline dosing will break up the flocs produced due to the high-speed operation of the pump, affecting the subsequent flocculation effect. Utility Model Content

[0004] The utility model aims to provide a high-efficiency homogenizing premixing device, which makes it easier for flocs generated after wastewater treatment to aggregate and settle, thereby improving the wastewater treatment effect.

[0005] The technical solution adopted by the utility model is that the high-efficiency homogenizing premixing device comprises an outer barrel, and a homogenizing premixing unit is arranged inside the outer barrel;

[0006] A lower discharge unit is arranged at the bottom of the lower head of the outer barrel; the lower discharge unit is connected with the homogeneous premixing unit through the inner barrel venting pipeline; a manhole is arranged at the upper head of the outer barrel; an exhaust pipeline is also included, one end of the exhaust pipeline is connected with the manhole, and the other end of the exhaust pipeline is connected with the lower discharge unit; an air intake pipeline, a water intake pipeline, a first agent pipeline, a second agent pipeline and a third agent pipeline are arranged on the side wall of the outer barrel from bottom to top; the air intake pipeline, the water intake pipeline, the first agent pipeline, the second agent pipeline and the third agent pipeline are all connected with the homogeneous premixing unit.

[0007] The utility model is also characterized in that:

[0008] The homogenizing premixing unit comprises an inner barrel arranged inside an outer barrel, and a liquid outlet is arranged at the top of the inner barrel;

[0009] A pipeline support frame is arranged in the inner barrel, and an inner barrel aeration network in a field shape and connected internally is arranged on the pipeline support frame, and a plurality of aeration plates are evenly distributed on the pipelines of the inner barrel aeration network; a plurality of outer barrel gas pipelines are vertically arranged between the inner barrel and the outer barrel, and each outer barrel gas pipeline passes through the side wall of the inner barrel and is connected to the pipeline of the inner barrel aeration network; a plurality of aeration plates are arranged on each outer barrel gas pipeline; and the air inlet pipeline is connected to the inner barrel aeration network;

[0010] The bottom wall of the inner barrel is connected to the lower discharge unit through the inner barrel venting pipeline;

[0011] A support plate is also provided between the inner barrel and the outer barrel; the support plate is located below a plurality of outer barrel gas pipelines;

[0012] The inner wall of the inner barrel is provided with a number of staggered baffles;

[0013] The first end of the water inlet pipeline, the first end of the first chemical pipeline, the first end of the second chemical pipeline and the first end of the third chemical pipeline are located inside the inner barrel, and the second end of the water inlet pipeline, the second end of the first chemical pipeline, the second end of the second chemical pipeline and the second end of the third chemical pipeline are located outside the outer barrel; the first end of the water inlet pipeline is located above the aeration pipe network of the inner barrel.

[0014] The support plate is provided with a plurality of through holes; the baffle is in a crescent shape.

[0015] The lower discharge unit includes an outer barrel bottom pipeline, a water outlet manual valve and a water outlet pipeline connected in sequence, and the outer barrel bottom pipeline is connected to the outer barrel; it also includes an outer barrel sewage discharge pipeline, an outer barrel sewage discharge manual valve and a total sewage discharge pipeline connected in sequence, and the outer barrel sewage discharge pipeline is connected to the outer barrel bottom pipeline; the total sewage discharge pipeline is connected to the bottom wall of the inner barrel through the inner barrel discharge pipeline, and an inner barrel discharge hand valve is provided on the inner barrel discharge pipeline.

[0016] The exhaust pipeline is provided with an exhaust hand valve; the intake pipeline is provided with a pressure gauge and an intake hand valve;

[0017] The water inlet pipeline is provided with a water inlet hand valve and a water inlet sampling tube, and the water inlet sampling tube is provided with a water inlet sampling hand valve;

[0018] The water outlet pipeline is provided with a water outlet sampling pipe, and the water outlet sampling pipe is provided with a water outlet sampling valve;

[0019] A first medicine pipeline manual valve is arranged on the first medicine pipeline;

[0020] A second medicine pipeline manual valve is arranged on the second medicine pipeline;

[0021] The third chemical pipeline is provided with a third chemical pipeline manual valve.

[0022] The beneficial effects of the utility model are:

[0023] The utility model adopts the design of the outer barrel of the equipment and the homogenous premixing unit arranged inside the outer barrel, and the wastewater entering the inner barrel is subjected to the impact and stirring of the gas, and the gas and liquid collide with each other to achieve efficient mixing of the agent and the wastewater, so that the agent can fully contact and mix with the wastewater at different dosing stages, play the main role of the agent, make the generated flocs easier to aggregate and settle, and improve the treatment effect of the wastewater. At the same time, it reduces the extra electricity cost caused by mechanical stirring. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of a utility model high-efficiency homogenizing premixing device;

[0025] Figure 2 It is a cross-sectional view of a utility model high-efficiency homogenizing premixing device;

[0026] Figure 3 It is a structural schematic diagram of the inner barrel and related parts of a utility model high-efficiency homogenizing premixing device;

[0027] Figure 4 It is the distribution diagram of the outer barrel gas pipeline and aeration plate in the outer barrel of the utility model high-efficiency homogenizing premixing device;

[0028] Figure 5 It is the distribution diagram of the inner barrel aeration pipe network and aeration plate in the inner barrel of the utility model high-efficiency homogenization premixing device;

[0029] Figure 6 It is a structural schematic diagram of a pipeline support frame of a utility model high-efficiency homogenizing premixing device;

[0030] Figure 7 It is a structural schematic diagram of a baffle of a utility model high-efficiency homogenizing premixing device;

[0031] Figure 8 It is a schematic diagram of the support plate structure of a utility model high-efficiency homogeneous premixing device.

[0032] In the figure, 1. total sewage discharge pipeline, 2. inner barrel discharge pipeline, 3. outer barrel sewage discharge hand valve, 4. inner barrel discharge hand valve, 5. outlet water sampling pipe, 6. outlet water sampling valve, 7. outlet water pipeline, 8. outlet water hand valve, 9. inlet water sampling pipe, 10. inlet water sampling hand valve, 11. inlet water pipeline, 12. inlet water hand valve, 13. second chemical pipeline, 14. first chemical pipeline hand valve, 15. outer barrel, 16. third chemical pipeline hand valve, 17. outer barrel bottom pipeline, 18. third reagent pipeline, 19. outer barrel sewage discharge pipeline, 20. first reagent pipeline, 21. pressure gauge, 22. air inlet manual valve, 23. air inlet pipeline, 24. exhaust pipeline, 25. exhaust manual valve, 26. aeration plate, 27. outer barrel air pipeline, 28. inner barrel aeration network, 29. pipeline support frame, 30. inner barrel, 31. baffle, 32. support plate, 33. manhole, 34. liquid outlet, 35. second reagent pipeline manual valve. DETAILED DESCRIPTION

[0033] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0034] The utility model provides a highly efficient homogenizing premixing device, such as Figure 1-8 As shown, it includes an outer barrel 15, and a homogenizing pre-mixing unit is arranged inside the outer barrel 15;

[0035] A lower discharge unit is provided at the bottom of the lower head of the outer barrel 15; the lower discharge unit is connected to the homogeneous premixing unit through the inner barrel venting pipeline 2; a manhole 33 is provided at the upper head of the outer barrel 15; it also includes an exhaust pipeline 24, one end of the exhaust pipeline 24 is connected to the manhole 33, and the other end of the exhaust pipeline 24 is connected to the lower discharge unit; an air intake pipeline 23, a water intake pipeline 11, a first agent pipeline 20, a second agent pipeline 13 and a third agent pipeline 18 are sequentially provided on the side wall of the outer barrel 15 from bottom to top; the air intake pipeline 23, the water intake pipeline 11, the first agent pipeline 20, the second agent pipeline 13 and the third agent pipeline 18 are all connected to the homogeneous premixing unit.

[0036] The homogenizing premixing unit includes an inner barrel 30 disposed inside the outer barrel 15, and a trumpet-shaped liquid outlet 34 is disposed at the top of the inner barrel 30;

[0037] A pipeline support frame 29 is provided in the inner barrel 30, and an inner barrel aeration network 28 in a field shape and connected inside is provided on the pipeline support frame 29, and a plurality of aeration plates 26 are evenly distributed on the pipeline of the inner barrel aeration network 28; a plurality of outer barrel gas pipelines 27 are vertically provided between the inner barrel 30 and the outer barrel 15, and each outer barrel gas pipeline 27 passes through the side wall of the inner barrel 30 and is connected to the pipeline of the inner barrel aeration network 28; a plurality of aeration plates 26 are provided on each outer barrel gas pipeline 27; and the air inlet pipeline 23 is connected to the inner barrel aeration network 28;

[0038] The bottom wall of the inner barrel 30 is connected to the lower discharge unit through the inner barrel venting pipeline 2;

[0039] A support plate 32 is also provided between the inner barrel 30 and the outer barrel 15; the support plate 32 is located below a plurality of outer barrel gas pipelines 27;

[0040] The inner wall of the inner barrel 30 is provided with a plurality of staggered baffles 31;

[0041] The first end of the water inlet pipeline 11, the first end of the first chemical pipeline 20, the first end of the second chemical pipeline 13 and the first end of the third chemical pipeline 18 are located in the inner barrel 30, and the second end of the water inlet pipeline 11, the second end of the first chemical pipeline 20, the second end of the second chemical pipeline 13 and the second end of the third chemical pipeline 18 are located outside the outer barrel 15; the first end of the water inlet pipeline 11 is located above the inner barrel aeration network 28.

[0042] The support plate 32 is provided with a plurality of through holes; the baffle plate 31 is crescent-shaped.

[0043] The lower discharge unit includes an outer barrel bottom pipeline 17, a water outlet manual valve 8 and a water outlet pipeline 7 connected in sequence, and the outer barrel bottom pipeline 17 is connected to the outer barrel 15; it also includes an outer barrel sewage discharge pipeline 19, an outer barrel sewage discharge manual valve 3 and a total sewage discharge pipeline 1 connected in sequence, and the outer barrel sewage discharge pipeline 19 is connected to the outer barrel bottom pipeline 17; the total sewage discharge pipeline 1 is connected to the bottom wall of the inner barrel 30 through the inner barrel discharge pipeline 2, and the inner barrel discharge pipeline 2 is provided with an inner barrel discharge hand valve 4.

[0044] An exhaust manual valve 25 is provided on the exhaust pipeline 24; a pressure gauge 21 and an intake manual valve 22 are provided on the intake pipeline 23;

[0045] The water inlet pipeline 11 is provided with a water inlet hand valve 12 and a water inlet sampling tube 9, and the water inlet sampling tube 9 is provided with a water inlet sampling hand valve 10;

[0046] The water outlet pipeline 7 is provided with a water outlet sampling tube 5, and the water outlet sampling tube 5 is provided with a water outlet sampling valve 6;

[0047] The first medicine pipeline 20 is provided with a first medicine pipeline manual valve 14;

[0048] The second medicine pipeline 13 is provided with a second medicine pipeline manual valve 35;

[0049] The third chemical line 18 is provided with a third chemical line manual valve 16 .

[0050] The water inlet pipeline 11 passes through the tank body of the outer barrel 15 and is connected with the lower part of the side wall of the inner barrel 30. The oily sewage first enters the inner barrel 30 through the water inlet pipeline 11. The water inlet pipeline 11 is provided with a water outlet manual valve 8. The water inlet pipeline 11 is also provided with an inlet sampling manual valve 10 and an inlet sampling tube 9. The inlet sampling tube 9 is used to take samples to detect the oil content and suspended matter content of the inlet water, so as to adjust the concentration of the dispensed medicine.

[0051] The first medicine pipeline 20, the second medicine pipeline 13 and the third medicine pipeline 18 pass through the side walls of the outer barrel 15 and the inner barrel 30 respectively, and the medicines enter the inner barrel 30 from the first medicine pipeline 20, the second medicine pipeline 13 and the third medicine pipeline 18 for reaction; the first medicine pipeline 20, the second medicine pipeline 13 and the third medicine pipeline 18 are all provided with hand valves;

[0052] The water outlet pipeline 7 is connected to the bottom of the outer barrel 15 and enters the lower-level sedimentation and separation equipment through the water outlet manual valve 8. The water outlet pipeline 7 is provided with a water outlet sampling tube 5 and a water outlet sampling valve 6. The water outlet sampling tube 5 takes samples to detect the mixing of oily wastewater and chemicals to adjust the concentration of the chemicals; the outer barrel sewage discharge pipeline 19 is connected to the outer barrel bottom pipeline 17 and is connected to the total sewage discharge pipeline 1 through the outer barrel sewage discharge manual valve 3; the inner barrel discharge pipeline 2 is connected to the bottom wall of the inner barrel 30, and is connected to the total sewage discharge pipeline 1 through the inner barrel discharge manual valve 4.

[0053] The air inlet line 23 is provided with a pressure gauge 21 and an air inlet hand valve 22; the inner barrel aeration pipe network 28 is provided with a plurality of aeration discs. The outer barrel air line 27 is evenly distributed around the side wall of the inner barrel 30 and is installed with a plurality of aeration discs 26. The top manhole 33 of the outer barrel 15 is provided with an exhaust line 24, and the exhaust line 24 is provided with an exhaust hand valve 25;

[0054] A baffle 31 is provided below the first medicine pipeline 20, the second medicine pipeline 13 and the third medicine pipeline 18 in the inner barrel 30. The baffle 31 can change the direction of water flow so that the directions of the medicine and the water flow are opposite, so that the medicine can fully react under the impact of the water flow.

[0055] During use, oily sewage enters the inner barrel 30 from the water inlet pipeline 11 through the water inlet manual valve 12. When the water flow reaches the barrel wall position where the baffle 31 corresponding to the lower portion of the first chemical pipeline 20 is located, the water flow is reversed for the first time, and convection and collision are formed between the baffle 31 and the chemical in the first chemical pipeline 20, and air flow disturbance is formed in combination with the aeration system composed of the inner barrel aeration pipe network 28 and a plurality of aeration plates 26 at the bottom of the inner barrel 30, thereby completing the first chemical mixing; the water flow continues to rise to the side wall position where the baffle 31 is located below the second chemical pipeline 13, and the water flow is reversed for the second time, and convection and collision are formed between the baffle 31 and the chemical in the second chemical pipeline 13, and air flow disturbance is formed in combination with the aeration system at the bottom of the inner barrel 30, thereby completing the second chemical mixing; the water flow continues to rise to the second At the side wall where the baffle 31 below the third reagent pipeline 18 is located, the water flow is reversed for the third time, and convection and collision are formed between the baffle 31 and the reagent in the third reagent pipeline 18, and air flow disturbance is formed in combination with the aeration system at the bottom of the inner barrel 30, completing the third reagent mixing; the evenly mixed fluid continues to rise to the trumpet-shaped liquid outlet 34 at the top of the inner barrel 30, and reverses downward to enter the space between the outer barrel 15 and the inner barrel 30. At the same time, the aeration system composed of the outer barrel air pipeline 27 and a plurality of aeration plates 26 around the outer barrel 15 provides a stable airflow to disturb the fluid in all directions again, forming a turbulent state, thereby enhancing the efficient mixing of the reagent and the water flow. After the efficient mixing is completed, the water enters the next-stage sedimentation separation device from the water outlet pipeline 7 at the bottom of the outer barrel 15 through the water outlet manual valve 8.

[0056] The air intake line 23 passes through the lower part of the side wall of the outer barrel 15 and the lower part of the side wall of the inner barrel 30 through the pressure gauge 21 and the air intake hand valve 22 respectively to enter the outer barrel 15 and the inner barrel 30, and the aeration plate 26 on the outer barrel air pipeline 27 and the inner barrel aeration pipe network 28 disturbs the air flow of the oily sewage in the high-efficiency homogenization premixing device. The gas in the device is discharged into the main sewage discharge pipeline 1 through the exhaust line 24 and the exhaust hand valve 25, thereby achieving the balance of the air pressure in the tank. The main sewage discharge pipeline 1 is connected to the on-site sewage pool. The flocs generated by the wastewater treated by the utility model high-efficiency homogenization premixing device are more likely to aggregate and settle, thereby improving the treatment effect of the wastewater.

[0057] When the device fails, the oily wastewater in the outer barrel 15 is discharged from the outer barrel bottom pipeline 17 through the outer barrel sewage discharge pipeline 19 to the main sewage discharge pipeline 1; the oily wastewater in the inner barrel 30 is discharged from the inner barrel discharge pipeline 2 through the inner barrel discharge hand valve 4 into the main sewage discharge pipeline 1. All hand valves used in the device are manual ball valves.

[0058] Example 1

[0059] The utility model provides a highly efficient homogenizing premixing device, such as Figure 1-8 As shown, it includes an outer barrel 15, and a homogenizing pre-mixing unit is arranged inside the outer barrel 15;

[0060] A lower discharge unit is provided at the bottom of the lower head of the outer barrel 15; the lower discharge unit is connected to the homogeneous premixing unit through the inner barrel venting pipeline 2; a manhole 33 is provided at the upper head of the outer barrel 15; it also includes an exhaust pipeline 24, one end of the exhaust pipeline 24 is connected to the manhole 33, and the other end of the exhaust pipeline 24 is connected to the lower discharge unit; an air intake pipeline 23, a water intake pipeline 11, a first agent pipeline 20, a second agent pipeline 13 and a third agent pipeline 18 are sequentially provided on the side wall of the outer barrel 15 from bottom to top; the air intake pipeline 23, the water intake pipeline 11, the first agent pipeline 20, the second agent pipeline 13 and the third agent pipeline 18 are all connected to the homogeneous premixing unit.

[0061] Example 2

[0062] The utility model provides a highly efficient homogenizing premixing device, such as Figure 1-8 As shown, it includes an outer barrel 15, and a homogenizing pre-mixing unit is arranged inside the outer barrel 15;

[0063] A lower discharge unit is provided at the bottom of the lower head of the outer barrel 15; the lower discharge unit is connected to the homogeneous premixing unit through the inner barrel venting pipeline 2; a manhole 33 is provided at the upper head of the outer barrel 15; it also includes an exhaust pipeline 24, one end of the exhaust pipeline 24 is connected to the manhole 33, and the other end of the exhaust pipeline 24 is connected to the lower discharge unit; an air intake pipeline 23, a water intake pipeline 11, a first agent pipeline 20, a second agent pipeline 13 and a third agent pipeline 18 are sequentially provided on the side wall of the outer barrel 15 from bottom to top; the air intake pipeline 23, the water intake pipeline 11, the first agent pipeline 20, the second agent pipeline 13 and the third agent pipeline 18 are all connected to the homogeneous premixing unit.

[0064] The homogenizing premixing unit includes an inner barrel 30 disposed inside the outer barrel 15, and a liquid outlet 34 is disposed at the top of the inner barrel 30;

[0065] A pipeline support frame 29 is provided in the inner barrel 30, and an inner barrel aeration network 28 in a field shape and connected inside is provided on the pipeline support frame 29, and a plurality of aeration plates 26 are evenly distributed on the pipeline of the inner barrel aeration network 28; a plurality of outer barrel gas pipelines 27 are vertically provided between the inner barrel 30 and the outer barrel 15, and each outer barrel gas pipeline 27 passes through the side wall of the inner barrel 30 and is connected to the pipeline of the inner barrel aeration network 28; a plurality of aeration plates 26 are provided on each outer barrel gas pipeline 27; and the air inlet pipeline 23 is connected to the inner barrel aeration network 28;

[0066] The bottom wall of the inner barrel 30 is connected to the lower discharge unit through the inner barrel venting line 2;

[0067] A support plate 32 is also provided between the inner barrel 30 and the outer barrel 15; the support plate 32 is located below a plurality of outer barrel gas pipelines 27;

[0068] The inner wall of the inner barrel 30 is provided with a plurality of staggered baffles 31;

[0069] The first end of the water inlet pipeline 11, the first end of the first chemical pipeline 20, the first end of the second chemical pipeline 13 and the first end of the third chemical pipeline 18 are located in the inner barrel 30, and the second end of the water inlet pipeline 11, the second end of the first chemical pipeline 20, the second end of the second chemical pipeline 13 and the second end of the third chemical pipeline 18 are located outside the outer barrel 15; the first end of the water inlet pipeline 11 is located above the inner barrel aeration network 28.

[0070] Example 3

[0071] The utility model provides a highly efficient homogenizing premixing device, such as Figure 1-8 As shown, it includes an outer barrel 15, and a homogenizing pre-mixing unit is arranged inside the outer barrel 15;

[0072] A lower discharge unit is provided at the bottom of the lower head of the outer barrel 15; the lower discharge unit is connected to the homogeneous premixing unit through the inner barrel venting pipeline 2; a manhole 33 is provided at the upper head of the outer barrel 15; it also includes an exhaust pipeline 24, one end of the exhaust pipeline 24 is connected to the manhole 33, and the other end of the exhaust pipeline 24 is connected to the lower discharge unit; an air intake pipeline 23, a water intake pipeline 11, a first agent pipeline 20, a second agent pipeline 13 and a third agent pipeline 18 are sequentially provided on the side wall of the outer barrel 15 from bottom to top; the air intake pipeline 23, the water intake pipeline 11, the first agent pipeline 20, the second agent pipeline 13 and the third agent pipeline 18 are all connected to the homogeneous premixing unit.

[0073] The homogenizing premixing unit includes an inner barrel 30 disposed inside the outer barrel 15, and a liquid outlet 34 is disposed at the top of the inner barrel 30;

[0074] A pipeline support frame 29 is provided in the inner barrel 30, and an inner barrel aeration network 28 in a field shape and connected inside is provided on the pipeline support frame 29, and a plurality of aeration plates 26 are evenly distributed on the pipeline of the inner barrel aeration network 28; a plurality of outer barrel gas pipelines 27 are vertically provided between the inner barrel 30 and the outer barrel 15, and each outer barrel gas pipeline 27 passes through the side wall of the inner barrel 30 and is connected to the pipeline of the inner barrel aeration network 28; a plurality of aeration plates 26 are provided on each outer barrel gas pipeline 27; and the air inlet pipeline 23 is connected to the inner barrel aeration network 28;

[0075] The bottom wall of the inner barrel 30 is connected to the lower discharge unit through the inner barrel venting line 2;

[0076] A support plate 32 is also provided between the inner barrel 30 and the outer barrel 15; the support plate 32 is located below a plurality of outer barrel gas pipelines 27;

[0077] The inner wall of the inner barrel 30 is provided with a plurality of staggered baffles 31;

[0078] The first end of the water inlet pipeline 11, the first end of the first chemical pipeline 20, the first end of the second chemical pipeline 13 and the first end of the third chemical pipeline 18 are located in the inner barrel 30, and the second end of the water inlet pipeline 11, the second end of the first chemical pipeline 20, the second end of the second chemical pipeline 13 and the second end of the third chemical pipeline 18 are located outside the outer barrel 15; the first end of the water inlet pipeline 11 is located above the inner barrel aeration network 28.

[0079] The support plate 32 is provided with a plurality of through holes; the baffle plate 31 is crescent-shaped.

Claims

1. High-efficiency homogenizing premixing device, characterized in that: It comprises an outer barrel (15), wherein a homogenizing premixing unit is arranged inside the outer barrel (15); A lower discharge unit is arranged at the bottom of the lower end cap of the outer barrel (15); the lower discharge unit is connected to the homogenizing premixing unit through the inner barrel venting pipeline (2); a manhole (33) is arranged at the upper end cap of the outer barrel (15); an exhaust pipeline (24) is also included, one end of the exhaust pipeline (24) is connected to the manhole (33), and the other end of the exhaust pipeline (24) is connected to the lower discharge unit; an air intake pipeline (23), a water intake pipeline (11), a first medicine pipeline (20), a second medicine pipeline (13) and a third medicine pipeline (18) are arranged on the side wall of the outer barrel (15) from bottom to top; the air intake pipeline (23), the water intake pipeline (11), the first medicine pipeline (20), the second medicine pipeline (13) and the third medicine pipeline (18) are all connected to the homogenizing premixing unit.

2. The high-efficiency homogenizing premixing device according to claim 1, characterized in that: The homogenizing premixing unit comprises an inner barrel (30) arranged inside the outer barrel (15), and a trumpet-shaped liquid outlet (34) is arranged on the top of the inner barrel (30); A pipeline support frame (29) is arranged in the inner barrel (30), and an inner barrel aeration network (28) in a field shape and connected to the inside is arranged on the pipeline support frame (29), and a plurality of aeration discs (26) are evenly distributed on the pipelines of the inner barrel aeration network (28); a plurality of outer barrel gas pipelines (27) are vertically arranged between the inner barrel (30) and the outer barrel (15), and each outer barrel gas pipeline (27) passes through the side wall of the inner barrel (30) and is connected to the pipeline of the inner barrel aeration network (28); a plurality of aeration discs (26) are arranged on each outer barrel gas pipeline (27); and an air inlet pipeline (23) is connected to the inner barrel aeration network (28); The bottom wall of the inner barrel (30) is connected to the lower discharge unit through the inner barrel venting pipeline (2); A support plate (32) is also provided between the inner barrel (30) and the outer barrel (15); the support plate (32) is located below a plurality of outer barrel gas pipelines (27); The inner wall of the inner barrel (30) is provided with a plurality of staggered baffles (31); The first end of the water inlet pipeline (11), the first end of the first chemical pipeline (20), the first end of the second chemical pipeline (13) and the first end of the third chemical pipeline (18) are located inside the inner barrel (30), and the second end of the water inlet pipeline (11), the second end of the first chemical pipeline (20), the second end of the second chemical pipeline (13) and the second end of the third chemical pipeline (18) are located outside the outer barrel (15); the first end of the water inlet pipeline (11) is located above the inner barrel aeration network (28).

3. The high-efficiency homogeneous premixing device according to claim 2, characterized in that: The support plate (32) is provided with a plurality of through holes; and the baffle plate (31) is crescent-shaped.

4. The high-efficiency homogeneous premixing device according to claim 2, characterized in that: The lower discharge unit comprises an outer barrel bottom pipeline (17), a water outlet hand valve (8) and a water outlet pipeline (7) which are connected in sequence, and the outer barrel bottom pipeline (17) is connected to the outer barrel (15); it also comprises an outer barrel sewage discharge and emptying pipeline (19), an outer barrel sewage discharge and emptying hand valve (3) and a total sewage discharge and emptying pipeline (1) which are connected in sequence, and the outer barrel sewage discharge and emptying pipeline (19) is connected to the outer barrel bottom pipeline (17); the total sewage discharge and emptying pipeline (1) is connected to the bottom wall of the inner barrel (30) through an inner barrel emptying pipeline (2), and an inner barrel emptying hand valve (4) is provided on the inner barrel emptying pipeline (2).

5. The high-efficiency homogeneous premixing device according to claim 4, characterized in that: The exhaust pipeline (24) is provided with an exhaust manual valve (25); the intake pipeline (23) is provided with a pressure gauge (21) and an intake manual valve (22); The water inlet pipeline (11) is provided with a water inlet manual valve (12) and a water inlet sampling tube (9), and the water inlet sampling tube (9) is provided with a water inlet sampling manual valve (10); The water outlet pipeline (7) is provided with a water outlet sampling tube (5), and the water outlet sampling tube (5) is provided with a water outlet sampling valve (6); The first medicine pipeline (20) is provided with a first medicine pipeline manual valve (14); The second medicine pipeline (13) is provided with a second medicine pipeline manual valve (35); The third medicine pipeline (18) is provided with a third medicine pipeline manual valve (16).

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