CN213446700U - Unpowered ecological treatment device for rural sewage - Google Patents
Unpowered ecological treatment device for rural sewage Download PDFInfo
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- CN213446700U CN213446700U CN202021808051.4U CN202021808051U CN213446700U CN 213446700 U CN213446700 U CN 213446700U CN 202021808051 U CN202021808051 U CN 202021808051U CN 213446700 U CN213446700 U CN 213446700U
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Abstract
The utility model discloses an unpowered ecological treatment device of rural sewage, pond cell body including embedding ground, one side of pond cell body is formed with the step top forms out the rivers pond, the centre of pond cell body is sunk to having the right entering sewage in the pond cell body filters, concentrates the collection and the soil percolator of exhaust, the bottom one end butt of soil percolator is in on the step, the top butt of soil percolator is in the top of pond cell body, the both sides limit of soil percolator pond cell body top respectively sets the well lid that is used for the lid to close soil percolator bottom with the opposite side of pond forms the district of intaking that is used for anaerobic digestion reaction. The method has the advantages of small occupied area, simple and easy construction, no power, convenient operation and the like, and can effectively solve the problem of centralized treatment of sewage of rural scattered households.
Description
Technical Field
The utility model relates to a sewage treatment device, in particular to a device for unpowered ecological treatment of rural sewage.
Background
The rural pollution is mainly from washing, kitchen and toilet flushing domestic sewage, livestock and poultry breeding sewage, product processing industrial wastewater and the like, and has the characteristics of multiple sources, dispersion, difficult collection and the like. And the amount of rural domestic sewage is generally lower than that of cities and towns, and the treatment rate of the rural domestic sewage is far lower than that of the cities and towns due to the lack of a perfect sewage treatment system, weak economic foundation and the like. The sewage is discharged to nearby water bodies along the side ditches or the road surfaces of the roads, so that surface water or underground water is polluted, the drinking water safety of surrounding residents is influenced, and the water environment health is directly threatened.
Various devices suitable for rural sewage treatment are designed aiming at the problems in rural areas, but most of the devices are devices such as a storage tank, a filter, a simple air floatation and the like, and the devices are also suitable for villages or small towns living in a centralized manner, are used for treating areas with relatively large sewage quantity, and are still not suitable for the mode of single residents living in a decentralized manner or centralized residents living in a few households at present.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the utility model is to provide a rural sewage unpowered ecological treatment device.
The utility model provides a unpowered ecological treatment device of rural sewage is including the pond cell body that imbeds ground, one side of pond cell body is formed with the step top forms out the rivers pond, the centre of pond cell body is sunk to having got into sewage in the pond cell body deposits, anaerobism, filtration, concentrated collection, and the soil percolator of discharge, the bottom one end butt of soil percolator is in on the step, the top butt of soil percolator is in the top of pond cell body, the both sides limit of soil percolator pond cell body top respectively sets the well lid that is used for the lid to close soil percolator bottom with the opposite side of pond forms the district of intaking that is used for anaerobic digestion reaction.
Preferably, the soil percolator comprises an inwards concave open groove, gravels and planting soil are filled in the open groove, one or more 'king' water collectors are embedded in the gravels and the planting soil at the bottom in the open groove, one or more water distributors are embedded in the gravels and the planting soil at the top in the open groove, one end of each water distributor extends out of the outer bottom of the open groove, two inclined plates which are inclined relatively and overlapped in a staggered mode are fixedly arranged at the outer bottom of the open groove, and the horizontal included angle between each inclined plate and the bottom surface of the open groove is 60 degrees.
Preferably, the water collector comprises a water collecting main pipe located in the middle, a plurality of water collecting branch pipes which are parallel and symmetrically distributed on two sides of the water collecting main pipe, all the water collecting branch pipes are communicated with the water collecting main pipe to form a plane, the top of the water collecting main pipe is communicated with a plurality of vent pipes in a T-shaped structure, and each vent pipe extends to the outside of the top of the open groove.
Preferably, the water distributor comprises a transverse water distribution pipe, one end of the transverse water distribution pipe, which is far away from the step, is connected with a vertical water distribution pipe, the transverse water distribution pipe is communicated with the vertical water distribution pipe to form a T-shaped water distributor, one end of the vertical water distribution pipe extends to the top of the open groove to be communicated with the atmosphere, and the other end of the vertical water distribution pipe extends out of the bottom of the open groove.
Preferably, the inclined plates are respectively positioned at two sides of the vertical water distribution pipe.
Preferably, the groove depth of the open groove is 700-800 cm, and the open groove is filled with gravel and planting soil mixed according to the ratio of 1: 1.5.
Preferably, the water collecting branch pipe is provided with two rows of water inlet holes, the two rows of water inlet holes are symmetrically distributed on two sides of the top of the water collecting branch pipe, the opening angle and the horizontal included angle are 45 degrees, the aperture of each row of water inlet holes is 15 millimeters, the water inlet holes extend along the direction of the water collecting branch pipe, the hole interval between every two adjacent rows of water inlet holes is 300 millimeters, and the two rows of water inlet holes are arranged in a staggered mode.
Preferably, the horizontal water distribution pipes are symmetrically provided with a row of water distribution holes along two sides of the axis, and the water distribution holes of the horizontal water distribution pipes are horizontally buried towards two sides.
Preferably, the top of the effluent pool is provided with a first well cover, and the other side of the pool body of the pool is symmetrically provided with a second well cover. The utility model provides a rural sewage unpowered ecological treatment device has and takes up an area of for a short time, and the construction is simple, easy, and is unpowered, and advantages such as convenient operation can effectively solve rural decentralized household sewage's unified processing.
Drawings
Fig. 1 is a schematic view of the sectional structure of the unpowered ecological treatment device for rural sewage in the utility model.
FIG. 2 is a schematic plan view of the unpowered ecological treatment device for sewage in middle and rural areas.
Fig. 3 is a schematic structural view of the middle water distributor of the present invention.
Fig. 4 is a schematic cross-sectional view taken along line C-C of fig. 3.
Figure 5 is the expansion schematic view of the water distributor of the utility model.
Detailed Description
The unpowered ecological treatment device for rural sewage in the utility model is used for treating the domestic sewage of rural decentralized households, belongs to a unpowered integrated device, integrates the principles of hiding, depositing and land treatment, and has a treatment scale range of 3-12m3/d。
As shown in figure 1 and figure 2, the unpowered ecological treatment device for sewage in rural areas comprises a pool body 1 embedded below the ground, wherein the pool body 1 is processed into a square shape in order to facilitate processing and manufacturing, a step 2 is formed on one side edge of the pool body 1, and a water outlet pool 3 is formed above the step 2. Of course, the pool body 1 may be in other shapes which are convenient to process, and is not limited to be square, and the square is taken as an example for the description in the embodiment.
The middle part of the pool body 1 is provided with a soil percolator 6, the bottom of the soil percolator 6 is directly abutted against the upper part of the step 2, the top of the soil percolator 6 is directly arranged on the top surface of the pool body 1 and extends into the ground 7, and the top surface of the pool body 1, the ground 7 and the step 2 provide enough supporting force for the soil percolator 6.
Form into intake zone 8 below second well lid 5 to be provided with inlet tube 12 in the below of second well lid 5, preferably, inlet tube 12 is violently managed including perpendicular riser and level, and the centre is connected by connecting the return bend, makes the sewage that needs the processing enter into the intake zone 8 of bottom in the pond cell body 1 behind inlet tube 12, carries out anaerobic digestion reaction in intake zone 8.
As shown in figure 1, the soil infiltration filter 6 comprises an inward-concave open groove 10, the groove depth of the open groove 10 is 700-800 cm, the inside of the open groove is filled with gravel and planting soil 13 mixed according to the ratio of 1:1.5, and one or more 'Chinese character' shaped water collectors 11 are embedded in the gravel and the planting soil 13 at the inner bottom of the open groove 10. One or more than one water distributor 20 is buried in the gravel and planting soil 13 at the top of the open groove 10, preferably, the water distributor 20 in the embodiment comprises a transverse water distributor 18, one end of the transverse water distributor 18 far away from the step 2 is connected with a vertical water distributor 19, and the transverse water distributor 18 is communicated with the vertical water distributor 19 to form a T-shaped water distributor. One end of the vertical water distribution pipe 19 extends to the top of the open slot 10 to be communicated with the atmosphere, and the other end extends out of the bottom of the open slot 10. The height of the transverse water distribution pipes 18 is lower than that of the horizontal transverse pipes of the water inlet pipe 12 and is approximately 10-15 cm, so that sewage can enter the water distributor 20 and cannot overflow from the top of the vertical water distribution pipes 19. As shown in fig. 3, 4 and 5, the transverse water distribution pipes 18 are provided with two rows of symmetrically distributed water distribution holes 21 along the axis, when being buried, the water distribution holes 21 are buried horizontally towards two sides, so that the probability of blockage of the water distribution holes 21 can be reduced, the distance between two adjacent water distribution holes 21 is 150 mm, and the aperture of the water distribution holes 21 is 12 mm.
As shown in fig. 2, the water collector 11 includes a water collecting main pipe 14 located at the middle part, and a plurality of water collecting branch pipes 15 distributed in parallel and symmetrically at two sides of the water collecting main pipe 14, and all the water collecting branch pipes 15 are communicated with the water collecting main pipe 14 in the same plane to form a cross-shaped channel. Wherein, the water receiving main pipe 14 is a metal pipe with a pipe diameter of 200 mm, the top of the water receiving main pipe 14 is communicated with a plurality of vent pipes 16 in a T-shaped structure, and each vent pipe 16 extends out of the top of the open slot 10. The air pipe 16 is made of metal pipes with the diameter of 100 mm, 1 air pipe is arranged at intervals of 3.5 meters, and the length of each air pipe is 900 mm. The water collecting branch pipes 15 are metal pipes with pipe diameters of 100 mm, each water collecting branch pipe 15 is provided with two rows of water inlet holes, each row of water inlet holes are symmetrically distributed on two sides of the top of the water collecting branch pipe 15, and the opening angle and the horizontal included angle are 45 degrees. The aperture of each row of water inlet holes is 15 millimeters, the water inlet holes extend along the direction of the water collecting branch pipe 15, the hole distance between every two adjacent rows of water inlet holes is 300 millimeters, and the two rows of water inlet holes are arranged in a staggered mode.
Two inclined plates 9 which are oppositely inclined and staggered and superposed are fixedly arranged at two side edges of the extending part of the vertical water distributing pipe 19 at the outer bottom of the open groove 10, the horizontal included angle s between each inclined plate 9 and the bottom surface of the soil percolator 6 is 60 degrees, so that sewage and sludge entering the soil percolator 6 from the water inlet area 8 are separated between the two inclined plates 9, preferably, the inclined plate 9 close to the water inlet pipe 12 is larger than the inclined plate which is oppositely inclined, and the impact of the sewage entering the water inlet pipe 12 can be reduced.
The sewage entering through the water inlet pipe 12 is precipitated and anaerobically digested at the bottom in the pool body 1, the precipitation rising flow rate is 0.0004m/s, the sludge digestion retention time in the pool body 1 is about 120 days at the average temperature of 10 ℃, the sewage after precipitation and sludge digestion (anaerobic reaction) enters the soil percolator 6 through the water distributor 20, the sewage and the sludge are separated through the inclined plate 9 before entering the water distributor 20, the separated sludge slides down along the inclined plate 9 and sinks to the bottom of the pool body 1, and only the regular cleaning of the pool body 1 is needed. The separated sewage enters the gravel and the planting soil 13 through the water distribution holes 21 of the water distributor 20, after the gravel and the planting soil 12 are subjected to percolation and aerobic reaction, the purified water is collected by the water inlet holes on the water collecting branch pipes 15 of the water collector 11 and is output to the water outlet tank 3 through the water collecting main pipes 14, in order to ensure the aerobic action of the gravel and microorganisms in the planting soil 13, the water collecting main pipes 14 are provided with the vent pipes 16 for inputting sufficient oxygen, and the vent pipes 16 can be used as back flushing gas or water pipes during filtering blockage.
In gravel and planting soil 13Due to the rich microorganism and water, various plants can be planted, such as water-loving plants like reed and pampas grass, with the planting density of 3-5 plants/m2The plants are used for purifying the gravel and the planting soil 13, and the environment can be beautified.
To sum up, the unpowered ecological treatment device of rural sewage belongs to the unified equipment of rural scattered family sewage, has to take up an area of for a short time, and the construction is simple, easy, advantages such as convenient operation. To current rural sewage and utilization the utility model discloses the rural sewage after the unpowered ecological treatment device of well rural sewage handles measures the comparison, and concrete reference value is as following table 1 and table 2, and table 1 is each reference value of current rural sewage in it, and table 2 is the utility model discloses the unpowered ecological treatment device of well rural sewage handles each reference value of back sewage, can see out through the comparison the utility model discloses the unpowered ecological treatment device's of well rural sewage treatment ability can use widely in rural area completely.
| Main indexes | PH | CODcr | BOD5 | SS | NH3-N | TP |
| Range | 6.5-8.5 | 100-450 | 70-300 | 100-200 | 20-90 | 2-7 |
TABLE 1
| Main indexes | PH | CODcr | BOD5 | SS | NH3-N | TP |
| Range | 6.5-8.5 | <45 | <10 | 4 | 8 | 0.5 |
TABLE 2
Claims (9)
1. The utility model provides an unpowered ecological treatment device of rural sewage, is including the pond cell body that imbeds ground, its characterized in that, one side of pond cell body is formed with the step top forms out the rivers pond, the centre of pond cell body is sunk to have to get into sewage in the pond cell body deposits, anaerobism, filters, concentrates the collection, and the exhaust soil percolator, soil percolator's bottom one end butt is in on the step, soil percolator's top butt is in the top of pond cell body, soil percolator's both sides limit pond cell body top respectively sets and is used for the well lid that covers the soil percolator bottom with the opposite side of pond cell body forms the district of intaking that is used for anaerobic digestion reaction.
2. The unpowered ecological treatment device for rural sewage according to claim 1, wherein the soil percolator comprises an inward-concave open groove, gravels and planting soil are filled in the open groove, one or more 'king' water collectors are embedded in the gravels and the planting soil at the inner bottom of the open groove, one or more water distributors are embedded in the gravels and the planting soil at the inner top of the open groove, one end of each water distributor extends out of the outer bottom of the open groove, two inclined plates which are inclined relative to each other and stacked in a staggered manner are fixedly arranged at the outer bottom of the open groove, and a horizontal included angle between each inclined plate and the bottom surface of the open groove is 60 degrees.
3. The unpowered ecological treatment device for rural sewage according to claim 2, wherein the water collector comprises a water collecting main pipe located in the middle, a plurality of water collecting branch pipes are symmetrically distributed in parallel on two sides of the water collecting main pipe, all the water collecting branch pipes are communicated with the water collecting main pipe to form a plane, the top of the water collecting main pipe is communicated with a plurality of vent pipes in a T-shaped structure, and each vent pipe extends out of the top of the open groove.
4. The unpowered ecological treatment device for rural sewage according to claim 2, wherein the water distributor comprises a transverse water distributor, one end of the transverse water distributor, which is far away from the step, is connected with a vertical water distributor, the transverse water distributor is communicated with the vertical water distributor to form a T-shaped water distributor, one end of the vertical water distributor extends to the top of the open groove to be communicated with the atmosphere, and the other end of the vertical water distributor extends out of the bottom of the open groove.
5. The unpowered ecological treatment device for rural sewage according to claim 4, wherein the inclined plates are respectively located on two sides of the vertical water distribution pipe.
6. The unpowered ecological treatment device for rural sewage according to claim 2, wherein the groove depth of the open groove is 700-800 cm, and gravel and planting soil mixed according to the ratio of 1:1.5 are filled inside the open groove.
7. The unpowered ecological treatment device for rural sewage according to claim 3, wherein the water collecting branch pipe is provided with two rows of water inlet holes, the two rows of water inlet holes are symmetrically distributed on two sides of the top of the water collecting branch pipe, an opening angle and a horizontal included angle are 45 degrees, the aperture of each row of water inlet holes is 15 mm, the water inlet holes are arranged in a manner of extending along the direction of the water collecting branch pipe, the hole distance between every two adjacent rows of water inlet holes is 300 mm, and the two rows of water inlet holes are arranged in a staggered manner.
8. The unpowered ecological treatment device for rural sewage according to claim 4, wherein the transverse water distribution pipes are symmetrically provided with a row of water distribution holes along two sides of an axis, and the water distribution holes of the transverse water distribution pipes are horizontally buried towards two sides.
9. The unpowered ecological treatment device for rural sewage according to claim 1, wherein a first well cover is arranged at the top of the effluent pool, and a second well cover is symmetrically arranged at the other side of the pool body of the pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808051.4U CN213446700U (en) | 2020-08-26 | 2020-08-26 | Unpowered ecological treatment device for rural sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808051.4U CN213446700U (en) | 2020-08-26 | 2020-08-26 | Unpowered ecological treatment device for rural sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213446700U true CN213446700U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021808051.4U Active CN213446700U (en) | 2020-08-26 | 2020-08-26 | Unpowered ecological treatment device for rural sewage |
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| Country | Link |
|---|---|
| CN (1) | CN213446700U (en) |
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2020
- 2020-08-26 CN CN202021808051.4U patent/CN213446700U/en active Active
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