CN214528311U - Intensive unpowered sewage treatment device - Google Patents
Intensive unpowered sewage treatment device Download PDFInfo
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- CN214528311U CN214528311U CN202023169588.3U CN202023169588U CN214528311U CN 214528311 U CN214528311 U CN 214528311U CN 202023169588 U CN202023169588 U CN 202023169588U CN 214528311 U CN214528311 U CN 214528311U
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Abstract
The utility model relates to intensive unpowered sewage treatment equipment, which comprises a plurality of anaerobic biofilters communicated in a self-flowing manner and a plurality of constructed wetlands arranged on the anaerobic biofilters and communicated in the self-flowing manner; the anaerobic biological filter at the water inlet end is provided with a water inlet pipe, and the anaerobic biological filter at the water outlet end is communicated with the artificial wetland at the water inlet end through a rising pipe. The utility model has the advantages that: the treatment effect of the treatment equipment is consistent with that of the existing treatment process, the characteristic of unpowered treatment is kept, the topographic height difference is fully utilized, the energy consumption is saved, the intensification of the treatment equipment is realized, the occupied area can be saved by more than 30 percent compared with the original treatment process, and the treatment equipment has popularization and value.
Description
Technical Field
The utility model relates to a sewage treatment field, concretely relates to intensive unpowered sewage treatment device.
Background
With the further enhancement of new rural construction, the centralized treatment and discharge of rural sewage become a new problem. The existing rural sewage discharge standard in various places is generally lower than the urban discharge standard, so that the traditional urban sewage treatment process is obviously not suitable for rural sewage treatment due to the problems of high energy consumption, complex management and the like. In recent years, the anaerobic biofilter and artificial wetland treatment process is favored in various places due to energy conservation (no power) and convenience in management, and is increasingly applied to rural domestic sewage treatment, but the process occupies a large area, and becomes a great obstacle in the actual application and popularization process of the process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an intensive unpowered sewage treatment device to overcome the deficiencies in the prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an intensive unpowered sewage treatment device comprises a plurality of anaerobic biofilters which are communicated in a self-flowing mode, and a plurality of constructed wetlands which are arranged on the anaerobic biofilters and are communicated in the self-flowing mode; the anaerobic biological filter at the water inlet end is provided with a water inlet pipe, and the anaerobic biological filter at the water outlet end is communicated with the artificial wetland at the water inlet end through a rising pipe.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, a three-dimensional elastic filler is arranged in the anaerobic biological filter.
Furthermore, a plurality of nylon ropes are arranged in the anaerobic biological filter, and both ends of each nylon rope are fixed with the wall of the filter through expansion screws; the three-dimensional elastic filler is fixed on the nylon rope.
Furthermore, the two connected anaerobic biological filters are communicated through a communicating pipe to form self-flow.
Further, the bottom of the artificial wetland is sealed and covered with the mouth of the anaerobic biological filter; the artificial wetland is provided with a ventilating pipe communicated with the anaerobic biological filter at the position corresponding to each anaerobic biological filter on the bottom of the artificial wetland.
Furthermore, the positions corresponding to the anaerobic biofilters on the bottom of the artificial wetland are provided with access holes communicated with the anaerobic biofilters.
Further, the artificial wetland is filled with media which are divided into five layers, namely a mixed soil layer, a coarse sand layer, a fine stone layer, a gravel layer and a pebble layer from top to bottom in sequence.
Furthermore, two opposite outer sides of each artificial wetland are provided with water distribution channels, one of the two water distribution channels of each artificial wetland is internally provided with a perforated water distribution main pipe, and the other one is internally provided with a water collecting pipe for communicating the water distribution channel with the artificial wetland; a plurality of perforated water distribution pipes are uniformly distributed in each artificial wetland, and one end of each perforated water distribution pipe is communicated with a water distribution channel with a perforated water distribution main pipe in the artificial wetland; two perforated water distribution main pipes of any two adjacent artificial wetlands are positioned at different sides, and the perforated water distribution main pipe of the artificial wetland positioned at the stage under the water flow in any two adjacent artificial wetlands is communicated with a water distribution channel which is positioned at the artificial wetland at the previous stage and is not provided with the perforated water distribution main pipe; the perforated water distribution main pipe in the artificial wetland at the water inlet end is communicated with the outlet of the ascending pipe.
Furthermore, a tail water discharge pipe is arranged in a water distribution channel which is positioned in the artificial wetland at the water outlet end and is not provided with a perforated water distribution main pipe.
Furthermore, the water distribution channel is filled with pebbles.
The utility model has the advantages that: the treatment effect of the treatment equipment is consistent with that of the existing treatment process, the characteristic of unpowered treatment is kept, the topographic height difference is fully utilized, the energy consumption is saved, the intensification of the treatment equipment is realized, the occupied area can be saved by more than 30 percent compared with the original treatment process, and the treatment equipment has popularization and value.
Drawings
FIG. 1 is a top view of the intensive unpowered sewage treatment plant of the present invention;
FIG. 2 is a top view of the intensive unpowered sewage treatment device of the present invention for removing the filling medium;
FIG. 3 is a top view of the lower structure of the intensive unpowered sewage treatment equipment of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 5 is a sectional view of the step B-B shown in FIG. 2;
fig. 6 is a cross-sectional view of the C-C step of fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the biological anaerobic filter comprises an anaerobic biological filter 110, a three-dimensional elastic filler 120, a nylon rope 130, an expansion screw 2, an artificial wetland 210, an access hole 220, a perforated water distribution pipe 230, a water distribution channel 240, a perforated water distribution header pipe 250, a water collecting pipe 3, a water inlet pipe 4, a rising pipe 5, a communicating pipe 6, a vent pipe 7 and a tail water discharge pipe.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 to 6, an intensive unpowered sewage treatment device comprises a plurality of anaerobic biofilters 1 which are communicated in a self-flowing manner, and a plurality of constructed wetlands 2 which are arranged on the anaerobic biofilters 1 and are communicated in a self-flowing manner, wherein the anaerobic biofilters 1 are communicated in sequence to form multi-stage filtration, and similarly, the constructed wetlands 2 are communicated in sequence to form multi-stage filtration; the anaerobic biological filter 1 at the water inlet end is provided with a water inlet pipe 3, the anaerobic biological filter 1 at the water outlet end is communicated with the artificial wetland 2 at the water inlet end through an ascending pipe 4, the water inlet end refers to the first grid in multiple stages, and the water outlet end refers to the last grid in multiple stages.
Example 2
As shown in fig. 1 to 6, the present embodiment is a further improvement on embodiment 1, and specifically includes the following steps:
the anaerobic biological filter 1 is internally provided with a three-dimensional elastic filler 110.
Wherein, a plurality of nylon ropes 120 are arranged in the anaerobic biological filter 1, and both ends of each nylon rope 120 are fixed with the wall of the filter through expansion screws 130; the three-dimensional elastic packing 110 is fixed on the nylon string 120.
Example 3
As shown in fig. 1 to 6, this embodiment is a further improvement on embodiment 1 or 2, and specifically includes the following steps:
the two connected anaerobic biological filters 1 are communicated through a communicating pipe 5 to form self-flow, and the self-flow can be formed, so that the water inlet of the communicating pipe 5 is lower than the water inlet of the water inlet pipe 3.
Example 4
As shown in fig. 1 to 6, this embodiment is a further improvement on the embodiment 1, 2 or 3, and specifically includes the following steps:
the bottom of the artificial wetland 2 is sealed and covered with the mouth of the anaerobic biological filter 1; the artificial wetland 2 is provided with a vent pipe 6 which is communicated with the anaerobic biological filter 1 at the position corresponding to each anaerobic biological filter 1 on the bottom of the artificial wetland so that the gas generated in the decomposition process after the sewage enters the anaerobic biological filter 1 is discharged into the atmosphere.
Example 5
As shown in fig. 1 to 6, this embodiment is a further improvement on embodiment 4, and specifically includes the following steps:
the positions corresponding to the anaerobic biofilters 1 on the bottom of the artificial wetland 2 are provided with access holes 210 communicated with the anaerobic biofilters 1, so that maintainers can conveniently enter the anaerobic biofilters 1 through the access holes 210 to clean the anaerobic biofilters 1 regularly.
Example 6
As shown in fig. 1 to 6, the present embodiment is a further improvement on any one of embodiments 1 to 5, and specifically includes the following steps:
the artificial wetland 2 is filled with medium which is divided into five layers, the artificial wetland is sequentially provided with a mixed soil layer, a coarse sand layer, a fine stone layer, a gravel layer and a pebble layer from top to bottom, plants are planted on the filling medium, as a preferable case, the thickness of the mixed soil layer is 100mm, the thickness of the coarse sand layer is 200mm, the thickness of the fine stone layer is 100mm, the thickness of the gravel layer is 300mm, the thickness of the pebble layer is 500mm, the particle size of the fine stone adopted by the fine stone layer is 5-10 mm, the particle size of the gravel adopted by the gravel layer is 10-20 mm, and the particle size of the pebble adopted by the pebble layer is 20-40 mm.
Example 7
As shown in fig. 1 to 6, the present embodiment is a further improvement on any one of embodiments 1 to 6, and specifically includes the following steps:
the two opposite outer sides of each artificial wetland 2 are provided with water distribution channels 230, and according to the view shown in fig. 1 and 2, the front side and the rear side of each artificial wetland 2 are provided with water distribution channels 230; one of the two water distribution channels 230 of each artificial wetland 2 is internally provided with a perforated water distribution main pipe 240, and the other is internally provided with a water collecting pipe 250 for communicating the water distribution channel 230 with the artificial wetland 2; a plurality of perforated water distribution pipes 220 are arranged in each artificial wetland 2, and one end of each perforated water distribution pipe 220 is communicated with a water distribution channel 230 with a perforated water distribution header pipe 240 in the artificial wetland 2; the two perforated water distribution main pipes 240 of any two adjacent artificial wetlands 2 are positioned at different sides, and the perforated water distribution main pipe 240 of the artificial wetland 2 positioned at the stage under the water flow in any two adjacent artificial wetlands 2 is communicated with the water distribution channel 230 of the artificial wetland 2 positioned at the previous stage without the perforated water distribution main pipe 240; the perforated water distribution header pipe 240 in the artificial wetland 2 at the water inlet end is communicated with the outlet of the ascending pipe 4.
In addition, the water distribution channel 230 of the artificial wetland 2 at the water outlet end, which is not provided with the perforated water distribution header pipe 240, is provided with the tail water discharge pipe 7.
The water distribution channel 230 is filled with pebbles, and the diameter of the pebbles filled in the water distribution channel 230 is 20-40 mm.
In the embodiment, the working process is described by taking the artificial wetland 2 as three grids and the anaerobic biological filter 1 as three grids as an example:
sewage directly enters the first grid anaerobic biological filter 1 through the water inlet pipe 3, anaerobic biological decomposition is carried out on the sewage through activated sludge attached to the three-dimensional elastic filler 110 in the anaerobic biological filter 1, sludge generated in the decomposition process enters regular cleaning through the access hole 210 by maintainers, and gas generated in the decomposition process is discharged into the atmosphere through the vent pipe 6;
the sewage is hydrolyzed by the first grid anaerobic biological filter 1, enters the second grid anaerobic biological filter 1 through the communicating pipe 5, is fermented and acidified, then enters the third grid anaerobic biological filter 1 through the communicating pipe 5, and is further hydrolyzed, acidified and precipitated;
the sewage after hydrolysis, acidification and precipitation enters the perforated water distribution header pipe 240 in the first grid of artificial wetland 2 through the riser 4, then flows into the water distribution channel 230 of the first grid of artificial wetland 2, then flows into the perforated water distribution pipe 220 of the first grid of artificial wetland 2 through the water distribution channel 230, and uniformly flows into the artificial wetland 2 through the perforated water distribution pipe 220, the effluent in the first grid of artificial wetland 2 enters the water distribution channel 230 of the first grid of artificial wetland 2 without the perforated water distribution header pipe 240 through the water collection pipe 250, then flows into the perforated water distribution header pipe 240 of the second grid of artificial wetland 2 through the water distribution channel 230, and so on until the effluent flows into the water distribution channel 230 of the third grid of artificial wetland 2 without the perforated water distribution header pipe 240, and finally the sewage reaching the standard is discharged through the tail water discharge pipe 7;
the sewage flows through the medium after entering the artificial wetland 2, and pollutants in the sewage after the hydrolysis acidification are further removed through the absorption action of organisms in the medium and aquatic plants planted in the medium.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. An intensive unpowered sewage treatment device is characterized by comprising a plurality of anaerobic biofilters (1) which are communicated in a self-flowing mode, and a plurality of constructed wetlands (2) which are arranged on the anaerobic biofilters (1) and are communicated in a self-flowing mode; the anaerobic biological filter (1) positioned at the water inlet end is provided with a water inlet pipe (3), and the anaerobic biological filter (1) positioned at the water outlet end is communicated with the artificial wetland (2) positioned at the water inlet end through an ascending pipe (4).
2. An intensive unpowered sewage treatment plant according to claim 1, characterized in that a three-dimensional elastic packing (110) is arranged in the anaerobic biological filter (1).
3. The intensive unpowered sewage treatment equipment according to claim 2, wherein a plurality of nylon ropes (120) are arranged in the anaerobic biological filter (1), and both ends of each nylon rope (120) are fixed with the wall of the filter through expansion screws (130); the three-dimensional elastic filler (110) is fixed on the nylon rope (120).
4. An intensive unpowered sewage treatment device according to claim 1, wherein the two anaerobic biofilters (1) are connected and communicated through a communicating pipe (5) to form a self-flow.
5. The intensive unpowered sewage treatment equipment according to claim 1, wherein the bottom of the artificial wetland (2) is covered with the mouth of the anaerobic biological filter (1); and a ventilating pipe (6) communicated with the anaerobic biological filter (1) is arranged at the position corresponding to each anaerobic biological filter (1) on the bottom of the artificial wetland (2).
6. The intensive unpowered sewage treatment equipment according to claim 5, wherein the bottom of the artificial wetland (2) is provided with access holes (210) corresponding to the anaerobic biofilters (1) and communicated with the anaerobic biofilters (1).
7. The intensive unpowered sewage treatment equipment according to claim 1, wherein the constructed wetland (2) is filled with medium, and the medium is divided into five layers, namely a mixed soil layer, a coarse sand layer, a fine stone layer, a gravel layer and a pebble layer from top to bottom.
8. The intensive unpowered sewage treatment equipment according to claim 1, wherein each constructed wetland (2) is provided with water distribution channels (230) at two opposite outer sides, one of the two water distribution channels (230) of each constructed wetland (2) is provided with a perforated water distribution header pipe (240), and the other one is provided with a water collection pipe (250) for communicating the water distribution channels (230) with the constructed wetland (2); a plurality of perforated water distribution pipes (220) are arranged in each artificial wetland (2), and one end of each perforated water distribution pipe (220) is communicated with a water distribution channel (230) with a perforated water distribution header pipe (240) in the artificial wetland (2); two perforated water distribution header pipes (240) of any two adjacent artificial wetlands (2) are positioned at different sides, and the perforated water distribution header pipe (240) of the artificial wetland (2) positioned at a stage under the water flow in any two adjacent artificial wetlands (2) is communicated with a water distribution channel (230) of the artificial wetland (2) positioned at a previous stage, which is not provided with the perforated water distribution header pipe (240); the perforated water distribution header pipe (240) in the artificial wetland (2) at the water inlet end is communicated with the outlet of the ascending pipe (4).
9. The intensive unpowered sewage treatment equipment according to claim 8, wherein the distribution channel (230) of the artificial wetland (2) at the water outlet end, which is not provided with the perforated distribution header pipe (240), is provided with the tail water discharge pipe (7).
10. An intensive unpowered sewage treatment plant according to claim 8, wherein the distribution channel (230) is filled with pebbles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023169588.3U CN214528311U (en) | 2020-12-24 | 2020-12-24 | Intensive unpowered sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023169588.3U CN214528311U (en) | 2020-12-24 | 2020-12-24 | Intensive unpowered sewage treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN214528311U true CN214528311U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023169588.3U Active CN214528311U (en) | 2020-12-24 | 2020-12-24 | Intensive unpowered sewage treatment device |
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| CN (1) | CN214528311U (en) |
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- 2020-12-24 CN CN202023169588.3U patent/CN214528311U/en active Active
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