Vertical micro-aerobic internal circulation integrated sewage treatment device

Abstract

The utility model provides a vertical type micro-aerobic internal circulation integrated sewage treatment device, and belongs to the technical field of sewage treatment. The problem that in the prior art, operation is unstable due to the fact that the structure is complex and many electromechanical devices exist is mainly solved. Comprising a vertical tower body structure, an anoxic zone and an aerobic zone are arranged in the vertical tower body structure, the anoxic zone is communicated with the aerobic zone, a sludge settling zone is arranged in the vertical tower body structure, an inclined tube settling pond and a sludge settling pond are arranged in the sludge settling zone, and a drainage zone is arranged at the top of the sludge settling zone. A first water channel and a second water channel are arranged in the vertical tower body structure, and a gravity backflow module and a pneumatic plug flow module are arranged in the vertical tower body structure; the sewage treatment device is simple in structure and less in electrical equipment, the operation stability of the device is effectively improved, sewage in the device can be subjected to self-circulation treatment through the pneumatic plug flow module and the gravity backflow module, the quality of purified water is improved, and the stability of the quality of effluent water is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sewage treatment technical field, more specifically, especially relate to a vertical micro-aerobic internal circulation integrated sewage treatment device. BACKGROUND

[0002] The centralized collection and treatment technology of urban sewage in China is becoming mature, which depends on the construction of high-cost drainage pipe network. In rural areas, scenic tourist areas and highway toll stations, the drainage pipe network cannot cover these areas, and the discharge of domestic sewage has become an important factor of water environmental pollution. Taking rural sewage as an example, according to the data released by the Ministry of Housing and Urban-Rural Development, the proportion of towns with sewage treatment in the total number of towns in China was 45.68% in 2022; the sewage treatment rate of special areas in towns was 57.25%; and the sewage treatment rate of built towns was 77.84%. Overall, the rural sewage discharge is large, and the sewage treatment rate is low. Under the background of accelerating the rural revitalization in China, the demand for decentralized sewage treatment industry is increasing.

[0003] However, the traditional integrated sewage treatment equipment is often a process unit integrated with traditional technology, and is equipped with a similar number of mechanical and electrical equipment, which is prone to problems such as complex equipment structure, high construction and operation cost, and difficult operation and maintenance. The above-mentioned pain points have not been solved, and many small sewage treatment facilities have the phenomenon of "building but not using". Therefore, it has become an urgent problem to design a small sewage treatment equipment with simple structure, less mechanical and electrical equipment, efficient and stable operation, and convenient operation and maintenance management. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model provides a vertical micro-aerobic internal circulation integrated sewage treatment device to solve the technical problem that the traditional sewage treatment device is unstable in operation due to complex structure and more mechanical and electrical equipment.

[0005] The purpose and effect of the vertical micro-aerobic internal circulation integrated sewage treatment device are achieved by the following specific technical means:

[0006] A vertical micro-aerobic internal circulation integrated sewage treatment device, comprising a vertical tower body structure, an anoxic zone and an aerobic zone are arranged in the vertical tower body structure, the anoxic zone and the aerobic zone are communicated, a sludge settling zone is arranged in the vertical tower body structure, the sludge settling zone comprises an inclined pipe sedimentation tank and a sludge settling tank, a drainage zone is arranged at the top of the sludge settling zone, a first water channel and a second water channel are arranged in the vertical tower body structure, a gravity reflux module and a pneumatic plug flow module are arranged in the vertical tower body structure.

[0007] As a further scheme of the utility model, the pneumatic push flow module includes an aeration fan, an aeration controller and an aeration pipeline, the aeration fan is arranged on one side of the vertical tower body structure, one end of the aeration fan is connected with the aeration pipeline, a shunt control valve is arranged between the aeration pipelines, and the aeration pipeline is arranged in the aerobic zone and the anoxic zone.

[0008] As a further scheme of the utility model, the aeration pipeline includes an aeration main pipe, a first aeration branch pipe and a second aeration branch pipe, two ends of the aeration main pipe are connected with the aeration fan and the shunt control valve respectively, the first aeration branch pipe is arranged in the aerobic zone, the second aeration branch pipe is arranged in the anoxic zone, and one end of the first aeration branch pipe and the second aeration branch pipe is connected with the shunt control valve.

[0009] As a further scheme of the utility model, the aeration fan and the shunt control valve are electrically connected with the aeration controller.

[0010] As a further scheme of the utility model, the gravity backflow module includes an adjusting valve and a flowmeter, two ends of the gravity backflow module are connected with a backflow pipe and an outflow pipe respectively, the backflow pipe is arranged in the anoxic zone, and the outflow pipe is arranged in the aerobic zone.

[0011] As a further scheme of the utility model, a conical flow guide cylinder and a plurality of baffle groups are arranged in the first water channel.

[0012] As a further scheme of the utility model, suspended fillers are arranged in the aerobic zone and the anoxic zone, and the suspended fillers are porous polyethylene spherical fillers.

[0013] As a further scheme of the utility model, a water outlet and a water inlet are arranged on the vertical tower body structure, the water outlet is connected with the drainage zone, the water inlet is connected with the sludge settling zone, the water inlet is connected with a lifting pump and a grid filter, a sewage outlet is arranged on the vertical tower body structure, and the sewage outlet is connected with the sludge settling tank.

[0014] As a further scheme of the utility model, the first water channel is connected with the aerobic zone and the anoxic zone respectively, the second water channel is connected with the sludge settling zone, and the drainage zone is connected with the sludge settling zone.

[0015] As a further scheme of the utility model, a disinfection module is arranged in the anoxic zone.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] The sewage treatment device has simple structure, less electrical equipment, effectively improves operation stability of the device, can fully utilize aeration energy through the pneumatic push flow module, only needs one lifting pump and one fan, does not need complex electromechanical equipment such as internal and external reflux pumps, reduces equipment cost and operation energy consumption, and in addition, the device improves water quality after purification when treating sewage, and guarantees stability of effluent water quality. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the vertical micro-oxygen internal circulation integrated sewage treatment device.

[0019] In the figure, the corresponding relationship between the component name and the drawing number is as follows:

[0020] 100, vertical tower body structure; 101, anoxic zone; 102, aerobic zone; 103, inclined pipe sedimentation tank; 104, sludge sedimentation tank; 105, drainage zone; 106, first water channel; 107, second water channel; 108, aeration fan; 109, aeration controller; 110, aeration main pipe; 111, flow control valve; 112, first aeration branch pipe; 113, second aeration branch pipe; 114, gravity reflux module; 115, reflux pipe; 116, outflow pipe; 117, conical flow guide cylinder; 118, baffle group; 119, suspended filler; 120, water outlet; 121, water inlet; 122, grid filter screen; 123, lifting pump; 124, disinfection module; 125, sewage outlet. DETAILED DESCRIPTION

[0021] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0022] Example:

[0023] As shown in the accompanying drawings: Figure 1

[0024] ​The utility model provides a kind of vertical micro-oxygen internal circulation integrated sewage treatment device, including vertical tower body structure 100, be provided with anoxic zone 101 with aerobic zone 102 in vertical tower body structure 100, anoxic zone 101 with aerobic zone 102 are communicated, sludge settling zone is provided in vertical tower body structure 100, sludge settling zone includes inclined pipe sedimentation tank 103 with sludge settling tank 104, sludge settling zone top is provided with drainage area 105, sewage can be entered into drainage area 105 by inclined pipe sedimentation tank 103 after filtration in anoxic zone 101 and aerobic zone 102, and sludge deposited by inclined pipe sedimentation tank 103 can fall into sludge settling tank 104, first waterway 106 with second waterway 107 are provided in vertical tower body structure 100, gravity reflux module 114 and pneumatic push flow module are provided in vertical tower body structure 100.

[0025] Pneumatic push flow module includes aeration blower 108, aeration controller 109 and aeration pipeline, aeration blower 108 is arranged in one side of vertical tower body structure 100, aeration blower 108 one end is connected with aeration pipeline, shunt control valve 111 is arranged between aeration pipeline, and aeration pipeline is arranged in aerobic zone 102 and anoxic zone 101.

[0026] Specifically, aeration pipeline includes aeration main pipe 110, first aeration branch pipe 112 and second aeration branch pipe 113, aeration main pipe 110 two ends are connected with aeration blower 108 and shunt control valve 111 respectively, first aeration branch pipe 112 is arranged in aerobic zone 102, second aeration branch pipe 113 is arranged in anoxic zone 101, first aeration branch pipe 112 and second aeration branch pipe 113 one end are connected with shunt control valve 111, and suspended filler 119 is arranged in aerobic zone 102 and anoxic zone 101, and suspended filler 119 is porous polyethylene sphere filler.

[0027] Further, aeration blower 108 and shunt control valve 111 are electrically connected with aeration controller 109, the power of aeration blower 108 can be controlled by aeration controller 109, and aeration controller 109 can control shunt control valve 111, the aeration intensity of first aeration branch pipe 112 and second aeration branch pipe 113 can be controlled, so as to control the sewage rising rate in anoxic zone 101 and aerobic zone 102.

[0028] It can be understood that sewage occurs aerobic reaction in the process of rising, completes COD degradation and nitrification, and after reaching top anoxic zone 101, top water flow slows down under the action of gravity, realizes denitrification, and suspended filler 119 (porous polyethylene sphere) is driven to flow by aeration airflow, which can also enhance biofilm renewal and mass transfer efficiency.

[0029] The gravity backflow module 114 is provided with a regulating valve and a flow meter, and is connected with a backflow pipe 115 and an outflow pipe 116 at two ends respectively, the backflow pipe 115 is arranged in the anoxic zone 101, and the outflow pipe 116 is arranged in the aerobic zone 102, and the first water channel 106 is provided with a conical flow guide 117 and a plurality of baffle groups 118.

[0030] Further, the conical flow guide 117 can accelerate the sewage flow in the first water channel 106 to descend, and the baffle groups 118 can prolong the hydraulic retention time, so that the gravity backflow module 114 makes the sewage in the first water channel 106 backflow, and the sewage flow in the gravity backflow module 114 is controllable through the setting of the regulating valve and the flow meter.

[0031] The vertical tower structure 100 is provided with a water outlet 120 and a water inlet 121, the water outlet 120 is communicated with the drainage zone 105, the water inlet 121 is communicated with the sludge settling zone, the water inlet 121 is connected with a lifting pump 123 and a grid filter 122, the vertical tower structure 100 is provided with a sewage outlet 125, and the sewage outlet 125 is communicated with the sludge settling tank 104.

[0032] It can be understood that the user can put the external sewage into the vertical tower structure 100 through the water inlet 121 and the grid filter 122 for sewage purification treatment through the lifting pump 123, the grid filter 122 can filter the sewage entering the water inlet 121 once, the user can disassemble and replace the grid filter 122, the sewage after purification treatment can be discharged through the water outlet 120, and the user can clean the sludge settled in the sludge settling tank 104 through the sewage outlet 125.

[0033] The first water channel 106 is communicated with the aerobic zone 102 and the anoxic zone 101 respectively, the second water channel 107 is communicated with the sludge settling zone, and the drainage zone 105 is communicated with the sludge settling zone.

[0034] The anoxic zone 101 is provided with a disinfection module 124, and the disinfection module 124 can disinfect the sewage in the vertical tower structure 100.

[0035] The sewage treatment device has simple structure, less electrical equipment, effectively improves the operation stability of the device, and can fully utilize the aeration energy through the pneumatic plug flow module, only one lifting pump 123 and one aeration fan 108 are needed, without complex mechanical and electrical equipment such as internal and external backflow pumps, the equipment cost and operation energy consumption are reduced, in addition, the device improves the water quality after purification when treating sewage, and ensures the stability of the water quality.

[0036] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the present application and its practical application, and to thereby enable others skilled in the art to best utilize the present application with various modifications as are suited to the particular use contemplated.

Claims

1. A vertical micro-aerobic internal circulation integrated sewage treatment device, characterized in that: The application relates to a vertical tower structure (100) provided with an anoxic zone (101) and an aerobic zone (102), wherein the anoxic zone (101) and the aerobic zone (102) are communicated, a sludge settling zone is arranged in the vertical tower structure (100), the sludge settling zone comprises an inclined tube sedimentation tank (103) and a sludge settling tank (104), a drainage zone (105) is arranged at the top of the sludge settling zone, a first water channel (106) and a second water channel (107) are arranged in the vertical tower structure (100), and a gravity reflux module (114) and a pneumatic push flow module are arranged in the vertical tower structure (100).

2. The integrated vertical micro-aerobic internal circulation wastewater treatment device according to claim 1, wherein: The pneumatic push flow module comprises an aeration fan (108), an aeration controller (109) and an aeration pipeline, the aeration fan (108) is arranged on one side of the vertical tower structure (100), one end of the aeration fan (108) is connected with the aeration pipeline, shunt control valves (111) are arranged between the aeration pipelines, and the aeration pipelines are arranged in the aerobic zone (102) and the anoxic zone (101).

3. The integrated wastewater treatment device according to claim 2, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. The aeration pipeline comprises an aeration main pipe (110), a first aeration branch pipe (112) and a second aeration branch pipe (113), two ends of the aeration main pipe (110) are connected with the aeration fan (108) and the shunt control valves (111) respectively, the first aeration branch pipe (112) is arranged in the aerobic zone (102), the second aeration branch pipe (113) is arranged in the anoxic zone (101), and one end of the first aeration branch pipe (112) and the second aeration branch pipe (113) is connected with the shunt control valves (111).

4. The integrated vertical micro-aerobic internal circulation wastewater treatment device according to claim 2, wherein: The aeration fan (108) and the shunt control valves (111) are electrically connected with the aeration controller (109).

5. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. The gravity reflux module (114) comprises an adjusting valve and a flowmeter, and two ends of the gravity reflux module (114) are connected with a reflux pipe (115) and an outflow pipe (116) respectively, the reflux pipe (115) is arranged in the anoxic zone (101), and the outflow pipe (116) is arranged in the aerobic zone (102).

6. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. A conical flow guide cylinder (117) and a plurality of baffle groups (118) are arranged in the first water channel (106).

7. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. Suspension fillers (119) are arranged in the aerobic zone (102) and the anoxic zone (101), and the suspension fillers (119) are porous polyethylene spherical fillers.

8. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. A water outlet (120) and a water inlet (121) are arranged on the vertical tower structure (100), the water outlet (120) is communicated with the drainage zone (105), the water inlet (121) is communicated with the sludge settling zone, the water inlet (121) is connected with a lifting pump (123) and a grid filter (122), and a sewage outlet (125) is arranged on the vertical tower structure (100), and the sewage outlet (125) is communicated with the sludge settling tank (104).

9. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. The first water channel (106) is communicated with the aerobic zone (102) and the anoxic zone (101) respectively, the second water channel (107) is communicated with the sludge sedimentation zone, and the drainage zone (105) is communicated with the sludge sedimentation zone.

10. The integrated wastewater treatment device according to claim 1, wherein the device is a vertical micro-aerobic internal circulation wastewater treatment device. The disinfection module (124) is arranged in the anoxic zone (101).

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