CN212334926U

CN212334926U - Water ecological treatment system based on microbial degradation

Info

Publication number: CN212334926U
Application number: CN202020247326.5U
Authority: CN
Inventors: 万芳; 周秉彦; 梅博知; 李永强; 武东利; 雷宁
Original assignee: Shengshi Ecology Environment Co ltd
Current assignee: Shengshi Ecology Environment Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2021-01-12
Anticipated expiration: 2030-03-04

Abstract

The utility model provides a water ecological treatment system based on microbial degradation, include flocculation tank, intake chamber and the ecological pool that sets gradually from a left side to the right side, sewage obtains preliminary treatment through flocculation tank flocculation and precipitation, gets into the ecological pool after the multistage drop of intake chamber oxygenates afterwards, and rivers transversely, vertically all are the S-shaped in the ecological pool and flow, accomplish whole purifying process after the multi-stage treatment through multiple filler and plant. The utility model discloses compact structure, energy consumption are low, have improved the water conservancy load and the quality of water purification efficiency in ecological pool greatly, and have wholly promoted water view effect, are worth using widely.

Description

Water ecological treatment system based on microbial degradation

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to water ecological treatment system based on microbial degradation.

Background

With the continuous development of human society and the continuous expansion of urban scale, the water consumption and the water discharge of cities are continuously increased, the problem of water pollution is increasingly prominent, and the water crisis caused by the water pollution becomes an important restriction factor for the development of social economy. However, the sewage treatment technology adopted in the present stage of China is still lagged behind compared with the technical level in the same country, and has the defects of low efficiency, high energy consumption, high maintenance rate, low automation degree and the like all the time, and even if a municipal sewage treatment plant is built, the high operation, maintenance and management cost of the municipal sewage treatment plant is one of the main reasons for low municipal sewage treatment rate and serious water pollution. On the other hand, the traditional treatment technology is complex, and the technical quality and the management level of the operators in China cannot be adapted at present, so that the established sewage plant cannot normally operate, and the normal operation of the established urban sewage plant is severely restricted.

At present, the advantages of no new pollutants, easy reutilization of vegetation for purification, good purification effect and the like of the ecological water treatment can be ensured in the whole process, but high-concentration sewage can not be treated, so that the traditional chemical means and the ecological means are coupled, the high-efficiency degradation advantage of microorganisms is exerted, the purification effect of the sewage can be greatly improved, the complexity of the traditional technical means is greatly reduced, and the ecological water treatment is convenient to manage and maintain.

Disclosure of Invention

Based on the not enough of prior art, the utility model aims to provide a water ecological treatment system based on microbial degradation has improved quality of water purification efficiency greatly, and has wholly promoted water view.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a water ecological treatment system based on microbial degradation comprises a flocculation tank, a water inlet pool and an ecological pool which are sequentially arranged from left to right, wherein the flocculation tank comprises a support frame and a tank body positioned on the support frame, the bottom of the tank body is conical, a sludge discharge port is formed in the bottom of the tank body, the sludge discharge port is connected with a sludge discharge pipe, and a first valve is connected to the sludge discharge pipe; the top of the tank body is provided with a cover plate, the cover plate is provided with a motor, the output end of the motor is connected with a stirring shaft, the stirring shaft extends downwards to the middle part of the tank body, the bottom of the stirring shaft is provided with a stirring paddle, the cover plate is provided with a water inlet and a dosing port, the dosing port is connected with a vertical dosing pipeline, the other end of the dosing pipeline is connected with a dosing tank, and the dosing pipeline is provided with a second valve; a water outlet is formed in the middle of the side wall of the tank body, a water discharge pipe is connected to the water outlet, the other end of the water discharge pipe extends to a water inlet pool, and the upper end opening of the water inlet pool is lower than the water outlet; the overflow weir is arranged in the middle of the water inlet pool along the front-back direction, the front end and the back end of the overflow weir are respectively connected with the front side wall and the back side wall of the water inlet pool in a seamless mode, the heights of the left side wall, the overflow weir and the right side wall of the water inlet pool are sequentially reduced, a supporting column for supporting the overflow weir is fixed at the bottom of the water inlet pool, a drop step is arranged between the bottom of the overflow weir and the right side wall of the water inlet pool, the left end of the drop step is connected with the bottom of the overflow weir in a seamless mode, the right end of the drop step is connected with the right side wall of the water inlet pool in a; a plurality of water distribution holes are formed above the joint of the water drop step and the right side wall of the water inlet tank, water distribution pipes are connected to the water distribution holes, and the other ends of the water distribution pipes extend to the upper part of the ecological tank; 2 horizontal clapboards are sequentially arranged in the ecological pool from top to bottom, one side of each horizontal clapboard is spaced from the inner wall of the ecological pool to form a water passing hole, the other 3 sides of each horizontal clapboard are seamlessly connected with the inner wall of the ecological pool, the water passing holes in the 2 horizontal clapboards are staggered from top to bottom, and a filter plate is fixed at each water passing hole; 2 individual horizontal separators separates into good oxygen room, anoxic room and anaerobic room from last to down in proper order with ecological pool, and the equal seamless connection in bottom of anoxic room and anaerobic room has vertical baffle, and both sides all with ecological pool inner wall seamless connection around the vertical baffle, and the top of vertical baffle is equipped with the mouth of a river, and the delivery port has been seted up to the bottom of anaerobic room, delivery port department is connected with the outlet pipe.

Preferably, filter screens are hung at the water outlet and the overflow weir.

Preferably, the aerobic chamber is internally provided with a plant layer, a first packing layer, a second packing layer and a third packing layer from top to bottom in sequence.

Preferably, aquatic plants are planted in the plant layer, the first packing layer is formed by paving yuhua stones, the second packing layer is formed by paving coarse sand with the grain size larger than 0.5 mm, and the third packing layer is formed by paving shale ceramic grains.

Preferably, the anoxic chamber is filled with a fourth packing layer.

Preferably, the fourth packing layer is laid by zeolite.

Preferably, a fifth packing layer and a sixth packing layer are sequentially paved on the anaerobic chamber from top to bottom.

Preferably, the fifth packing layer is paved by steel slag, and the sixth packing layer is paved by cobblestones.

The utility model discloses compact structure, energy consumption are low, and sewage obtains preliminary treatment through flocculation tank flocculation and precipitation, flows into ecological pond after the multistage drop of intake pool oxygenates in back, and rivers transversely, vertically all are the S-shaped flow in ecological pond, accomplish whole purification process after the multi-stage treatment through multiple filler and plant. The utility model discloses improve ecological pool's hydraulic load and quality of water purification efficiency greatly, and wholly promoted water view effect, be worth using widely.

Drawings

FIG. 1 is a block diagram of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of the present invention;

fig. 4 is a B-B sectional view of the present invention;

in the figure, 1 support frame, 2 tank bodies, 3 sludge discharge ports, 4 sludge discharge pipes, 5 first valves, 6 cover plates, 7 motors, 8 stirring shafts, 9 stirring paddles, 10 water inlets, 11 medicine feeding ports, 12 medicine feeding pipelines, 13 medicine feeding boxes, 14 second valves, 15 water discharge ports, 16 water discharge pipes, 17 overflow weirs, 18 left side walls of water inlet tanks, 19 right side walls of the water inlet tanks, 20 supporting columns, 21 water dropping steps, 22 water distribution holes, 23 water distribution pipes, 24 horizontal partition plates, 25 water passing holes, 26 filter plates, 27 aerobic chambers, 28 anoxic chambers, 30 anaerobic chambers, 31 vertical baffles, 32 water passing ports, 33 water outlet pipes, 34 plant layers, 35 first packing layers, 36 second packing layers, 37 third packing layers, 38 fourth packing layers, 39 fifth packing layers, 40 sixth packing layers and 41 water outlets.

Detailed Description

A water ecological treatment system based on microbial degradation comprises a flocculation tank, a water inlet tank and an ecological tank which are sequentially arranged from left to right. The flocculation tank comprises a support frame 1 and a tank body 2 positioned on the support frame, the bottom of the tank body 2 is tapered, a sludge discharge port 3 is arranged at the bottom of the tank body 2, a sludge discharge pipe 4 is connected to the sludge discharge port 3, and a first valve 5 is connected to the sludge discharge pipe 4. The top of the jar body 2 is equipped with apron 6, install motor 7 on the apron 6, the output of motor 7 is connected with (mixing) shaft 8, 8 downwardly extending of (mixing) shaft are to jar body 2 middle parts, (mixing) shaft 8 bottom is installed and is stirred paddle 9, is equipped with water inlet 10 and adds medicine mouth 11 on the apron 6, it is connected with vertical medicine pipeline 12 to add medicine mouth 11 department, add medicine tank 13 (put into the flocculating agent in the medicine tank 13) to connect the medicine pipeline 12 other end, is equipped with second valve 14 on the medicine pipeline 12. The middle part of the side wall of the tank body 2 is provided with a water outlet 15, the water outlet 15 is connected with a water discharge pipe 16, the other end of the water discharge pipe 16 extends to the water inlet pool, and the upper end opening of the water inlet pool is lower than the water outlet 15.

The intake chamber middle part is equipped with overflow weir 17 along the fore-and-aft direction, the filter screen is all hung in outlet 15 and overflow weir 17 department, both ends respectively with the front and back lateral wall seamless connection of intake chamber around the overflow weir 17, intake chamber left side wall 18, overflow weir 17 and intake chamber right side wall 19 highly reduce in proper order, and the bottom of intake chamber is fixed with the support column 20 that is used for supporting overflow weir 17. A water dropping step 21 is arranged between the bottom of the overflow weir 17 and the right side wall 19 of the water inlet pool, the left end of the water dropping step 21 is seamlessly connected with the bottom of the overflow weir 17, the right end of the water dropping step 21 is seamlessly connected with the right side wall 19 of the water inlet pool, and the front end and the rear end of the water dropping step 21 are seamlessly connected with the front side wall and the rear side wall of the water inlet pool respectively. A plurality of water distribution holes 22 are arranged above the joint of the water drop step 21 and the right side wall 19 of the water inlet tank, a water distribution pipe 23 is connected with the water distribution holes 22, and the other end of the water distribution pipe 23 extends to the upper part of the ecological tank.

Ecological tank is inside from last to being equipped with 2 horizontal separators 24 down in proper order, one side and the ecological tank inner wall of horizontal separator 24 have the interval to form water hole 25, all the other 3 sides of horizontal separator 24 all with ecological tank inner wall seamless connection, cross water hole 25 on 2 horizontal separators 24 from last to being about to staggered arrangement, cross water hole 25 department and be fixed with filter 26 down. The ecological pool is divided into an aerobic chamber 27, an anoxic chamber 28 and an anaerobic chamber 30 by 2 horizontal clapboards 24 from top to bottom in sequence, and a plant layer 34, a first packing layer 35, a second packing layer 36 and a third packing layer 37 are arranged in the aerobic chamber 27 from top to bottom in sequence. The plant layer 34 is planted with aquatic plant reeds, the first packing layer 35 is formed by paving yuhua stones, the second packing layer 36 is formed by paving coarse sand with the grain size larger than 0.5 mm, and the third packing layer 37 is formed by paving shale ceramsite. The anoxic chamber 28 is filled with a fourth packing layer 38, the fourth packing layer 38 is formed by laying zeolite, the anaerobic chamber 30 is sequentially provided with a fifth packing layer 39 and a sixth packing layer 40 from top to bottom, the fifth packing layer 39 is formed by laying steel slag, and the sixth packing layer 40 is formed by laying cobblestones. The bottom of the anoxic chamber 28 and the bottom of the anaerobic chamber 30 are both seamlessly connected with a vertical baffle 31, the front side and the rear side of the vertical baffle 31 are both seamlessly connected with the inner wall of the ecological pool, the top of the vertical baffle 31 is provided with a water passing port 32, the bottom of the anaerobic chamber 30 is provided with a water outlet 41, and the water outlet 41 is connected with a water outlet pipe 33.

After the above-mentioned water ecological treatment system is constructed, sewage firstly enters the tank body 2 through the water inlet 10, then the first valve 5 is closed, the second valve 14 is opened, the flocculant in the dosing tank 13 enters the tank body 2 through the dosing pipeline 12 according to the technical requirement, the second valve 14 is closed, the motor 7 is opened, the sewage is flocculated and precipitated under the action of the flocculant, and the like, the first valve 5 is opened after primary treatment is obtained, water flows into the water inlet tank, passes through the overflow weir 17 and the plurality of stages of water dropping steps 21 in sequence, is fully oxygenated, enters the aerobic chamber 27 in the ecological tank, flows from one end of the aerobic chamber 27 to the other end through the vertical baffle 31, advances in an S-shaped submerged flow type, passes through the primary purification of the first packing layer 35, the second packing layer 36 and the third packing layer 37, enters the anoxic chamber 28, further purification is obtained through the fourth packing layer 38, the water flows through the fifth 39 and the sixth 40 in the anaerobic chamber 30, and finally passes through the water outlet pipe at the bottom of 33 flow into the municipal pipe network, and the water flow also flows in an S shape in the ecological pool seen in the longitudinal direction. Wherein, the first valve 5, the second valve 14 and the motor 7 can be connected with a controller to intermittently control the work of the two valves. The sewage is subjected to multi-stage treatment in aerobic-anoxic-anaerobic environment in the whole system, so that the effluent quality is greatly improved.

The present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only for illustrating the principle of the present invention, and the present invention will have various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements all fall into the scope of the claimed invention.

Claims

1. A water ecological treatment system based on microbial degradation is characterized in that: the device comprises a flocculation tank, a water inlet pool and an ecological pool which are sequentially arranged from left to right, wherein the flocculation tank comprises a support frame and a tank body positioned on the support frame, the bottom of the tank body is conical, a sludge discharge port is formed in the bottom of the tank body, the sludge discharge port is connected with a sludge discharge pipe, and a first valve is connected to the sludge discharge pipe; the top of the tank body is provided with a cover plate, the cover plate is provided with a motor, the output end of the motor is connected with a stirring shaft, the stirring shaft extends downwards to the middle part of the tank body, the bottom of the stirring shaft is provided with a stirring paddle, the cover plate is provided with a water inlet and a dosing port, the dosing port is connected with a vertical dosing pipeline, the other end of the dosing pipeline is connected with a dosing tank, and the dosing pipeline is provided with a second valve; a water outlet is formed in the middle of the side wall of the tank body, a water discharge pipe is connected to the water outlet, the other end of the water discharge pipe extends to a water inlet pool, and the upper end opening of the water inlet pool is lower than the water outlet; the water inlet tank is characterized in that an overflow weir is arranged in the middle of the water inlet tank along the front-back direction, the front end and the back end of the overflow weir are respectively connected with the front side wall and the back side wall of the water inlet tank in a seamless mode, the heights of the left side wall of the water inlet tank, the height of the overflow weir and the height of the right side wall of the water inlet tank are sequentially reduced, a supporting column for supporting the overflow weir is fixed at the bottom of the water inlet tank, a drop step is arranged between the bottom of the overflow weir and the right side wall of the water inlet tank, the left end of the drop step is connected with the bottom of the overflow weir in a seamless mode, the right end of the; a plurality of water distribution holes are formed above the joint of the water drop step and the right side wall of the water inlet tank, water distribution pipes are connected to the water distribution holes, and the other ends of the water distribution pipes extend to the upper part of the ecological tank; 2 horizontal clapboards are sequentially arranged in the ecological pool from top to bottom, one side of each horizontal clapboard is spaced from the inner wall of the ecological pool to form a water passing hole, the other 3 sides of each horizontal clapboard are seamlessly connected with the inner wall of the ecological pool, the water passing holes in the 2 horizontal clapboards are staggered from top to bottom, and a filter plate is fixed at each water passing hole; 2 individual horizontal separators separates into good oxygen room, anoxic room and anaerobic room from last to down in proper order with ecological pool, and the equal seamless connection in bottom of anoxic room and anaerobic room has vertical baffle, and both sides all with ecological pool inner wall seamless connection around the vertical baffle, and the top of vertical baffle is equipped with the mouth of a river, and the delivery port has been seted up to the bottom of anaerobic room, delivery port department is connected with the outlet pipe.

2. A water ecological management system based on microbial degradation according to claim 1, characterized in that: and filter screens are hung at the water outlet and the overflow weir.

3. A water ecological management system based on microbial degradation according to claim 1, characterized in that: and a plant layer, a first packing layer, a second packing layer and a third packing layer are sequentially arranged in the aerobic chamber from top to bottom.

4. A water ecological treatment system based on microbial degradation according to claim 3, characterized in that: the plant layer is planted with aquatic plants, the first packing layer is formed by paving yuhua stones, the second packing layer is formed by paving coarse sand with the grain size larger than 0.5 mm, and the third packing layer is formed by paving shale ceramic grains.

5. A water ecological management system based on microbial degradation according to claim 1, characterized in that: the anoxic chamber is filled with a fourth filler layer.

6. A water ecological treatment system based on microbial degradation according to claim 5, characterized in that: the fourth filler layer is paved by zeolite.

7. A water ecological management system based on microbial degradation according to claim 1, characterized in that: and a fifth packing layer and a sixth packing layer are sequentially paved on the anaerobic chamber from top to bottom.

8. A water ecological management system based on microbial degradation according to claim 7, characterized in that: the fifth packing layer is paved by steel slag, and the sixth packing layer is paved by cobblestones.