CN212559642U - Uniform water distribution system of subsurface flow constructed wetland - Google Patents
Uniform water distribution system of subsurface flow constructed wetland Download PDFInfo
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- CN212559642U CN212559642U CN202020382017.9U CN202020382017U CN212559642U CN 212559642 U CN212559642 U CN 212559642U CN 202020382017 U CN202020382017 U CN 202020382017U CN 212559642 U CN212559642 U CN 212559642U
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Abstract
The utility model provides an undercurrent constructed wetland's water distribution uniformity system, including the water distribution pipe, the water distribution pipe level is erect in the wetland filler layer, the one end and the inlet tube fixed connection of water distribution pipe, be provided with a plurality of water distributors of going up that arrange on the water distribution pipe vertical direction and a plurality of water distributors down that arrange on the water distribution pipe horizontal direction on the water distribution pipe, a plurality of axial parallel arrangement along the water distribution pipe of going up the water distributor, it includes water delivery portion and water distribution portion to go up the water distributor, the structure of going up the water distributor is T shape, water delivery portion perpendicular to water distribution pipe, be provided with the water distribution hole on the water distribution portion, a plurality of axial parallel arrangement along the water distribution pipe down, be provided with the lower water distribution hole that the opening is decurrent on the water distribution pipe down. The utility model provides a pair of undercurrent constructed wetland's water distribution system evenly through last water distribution pipe and the water distribution hole on the water distribution pipe down for in the even entering water distribution pipe top of sewage and the filler of below, sewage evenly with the wetland filler fully contact, improve the purification performance of wetland.
Description
Technical Field
The utility model relates to an undercurrent constructed wetland particularly, relates to an undercurrent constructed wetland's water distribution uniformity system.
Background
Constructed Wetlands (CW) are an ecological system for sewage treatment by using material and energy circulation among substrates (or called fillers, biological carriers), plants and microorganisms. The purpose of removing pollutants is achieved through the synergistic effect of physics, chemistry and biology among all parts.
The artificial wetland is generally divided into two types, including a surface flow artificial wetland and an undercurrent artificial wetland, wherein the surface flow artificial wetland has low load, large floor area, high temperature, easy propagation of mosquitoes and flies, poor sanitary condition, surface icing at low temperature, greatly reduced treatment effect of the system, and incapability of fully utilizing fillers and rich plant roots, so that the application in practical engineering is less. The main structure of the subsurface flow constructed wetland is similar to that of the surface flow constructed wetland, but when sewage flows in the substrate, the water surface is lower than the surface layer of the substrate, so that on one hand, the biological membrane on the surface of the substrate, rich plant roots and the interception function of the substrate are fully utilized, and the treatment effect and the treatment capacity are improved; on the other hand, because the water flow always flows on the surface layer of the substrate, the problems of mosquitoes, flies and odor are avoided, and the influence of temperature is reduced to a certain degree.
The existing wetland water distribution device is positioned above the filler, sewage is difficult to uniformly and fully contact with the wetland filler, so that the decontamination capability of the filler cannot be fully utilized, and the purification capability of the wetland is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an undercurrent constructed wetland's water distribution system that evenly for during sewage is even gets into the filler of water distribution pipe top and below, reaches the effect of evenly distributing water, short flow, unblock through the water distribution hole on upper water distribution pipe and the lower water distribution pipe, sewage evenly with the wetland filler fully contact, improve the purification performance of wetland.
Therefore, the utility model provides an even water distribution system of undercurrent constructed wetland, including the water distribution pipe, the water distribution pipe level is erect in the wetland filler layer, the one end and the inlet tube fixed connection of water distribution pipe, be provided with a plurality of water distributors on arranging on the water distribution pipe vertical direction and a plurality of water distributors down that arrange on the water distribution pipe horizontal direction on the water distribution pipe, a plurality of axial parallel arrangement along the water distribution pipe of going up the water distribution pipe, it includes water delivery portion and water distribution portion to go up the water distribution pipe, the structure of going up the water distribution pipe is T shape, water delivery portion perpendicular to water distribution pipe, be provided with the water distribution hole on the water distribution portion, a plurality of axial parallel arrangement along the water distribution pipe of water distribution pipe down, be provided with the lower water distribution hole that the opening is decurrent on the water distribution pipe down.
Furthermore, the upper water distribution pipe and the lower water distribution pipe are arranged at intervals.
Further, the length of the water distribution part is equal to that of the lower water distribution pipe.
Further, the upper water distribution hole is opened upwards.
Further, a plurality of water spraying pipes are arranged on two sides of the water distribution part and are arranged in parallel along the axial direction of the water distribution part.
Furthermore, the pore channel inside the water spray pipe is conical, and the diameter of the pore channel is gradually reduced from the water distribution part to the end part.
Further, the spray pipe comprises a first spray pipe unit and a second spray pipe unit, the length of the first spray pipe unit is larger than that of the second spray pipe unit, and the first spray pipe unit and the second spray pipe unit are arranged at intervals.
Furthermore, a plurality of water outlet pipes are arranged on two sides of the lower water distribution pipe, and the water outlet pipes are arranged in parallel along the axial direction of the lower water distribution pipe.
Furthermore, the end of the water outlet pipe is of an elbow structure, and the bottom of the end is provided with a water outlet.
Furthermore, the wetland packing layer is formed by combining zeolite, volcanic rock, hollow bricks and steel slag.
The utility model provides a pair of among undercurrent constructed wetland's even water distribution system, utilize zeolite, volcanic rock, hollow brick, 4 kinds of packings of slag to make up and form compound wetland packing layer to the mounting height of water distribution pipe is border on, and the wetland packing layer of water distribution pipe top is last packing layer, and the wetland packing layer of below is packing layer down. The water distribution pipe distributes sewage to the upper water distribution pipes, and a plurality of upper water distribution pipes which are arranged in parallel uniformly distribute water to the upper packing layer through the upper water distribution holes and the water spray pipes on the two sides; the water distribution pipes supply water to the lower water distribution pipes in the horizontal direction, and the lower water distribution pipes arranged in parallel uniformly distribute water to the lower packing layer through the lower water distribution holes and the water outlet pipes on the two sides. The water distribution holes on the upper water distribution pipe and the lower water distribution pipe enable sewage to uniformly enter the fillers above and below the water distribution pipe, the sewage is uniformly and fully contacted with the wetland fillers, and the purification capacity of the wetland is improved. The openings of the upper water distribution holes are upward, so that sewage can enter the wetland packing layer above the upper water distribution pipes, and the wetland packing is utilized to the maximum extent. The upper water distribution pipes and the lower water distribution pipes are arranged on the water distribution pipes at intervals, so that the wetland packing layer in the area between the adjacent upper water distribution pipes and the adjacent lower water distribution pipes is fully utilized.
The utility model provides a pair of undercurrent constructed wetland's water distribution system evenly through last water distribution pipe and the water distribution hole on the water distribution pipe down for in the even entering water distribution pipe top of sewage and the filler of below, reach even water distribution, short flow, the effect of unblock, sewage evenly with the wetland filler fully contact, improve the purification performance of wetland.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural view of an uniform water distribution system of an undercurrent artificial wetland provided by the embodiment of the utility model;
fig. 2 is a schematic structural view of an overlooking angle of a water distribution pipe in an uniform water distribution system of an undercurrent artificial wetland provided by the embodiment of the utility model;
fig. 3 is a cross sectional view of an upper water distribution pipe in an uniform water distribution system of an undercurrent artificial wetland provided by the embodiment of the utility model;
fig. 4 is a schematic structural view of the lower water distribution pipe in the uniform water distribution system of the subsurface flow constructed wetland provided by the embodiment of the utility model from the bottom view.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1 to 4, the uniform water distribution system of subsurface flow constructed wetland provided by the embodiment of the present invention is shown in the drawings, including a water distribution pipe 1, the water distribution pipe 1 is horizontally erected in a wetland packing layer 2, one end of the water distribution pipe 1 is fixedly connected to a water inlet pipe 3, the water distribution pipe 1 is provided with a plurality of upper water distribution pipes 11 arranged in the vertical direction of the water distribution pipe 1 and a plurality of lower water distribution pipes 12 arranged in the horizontal direction of the water distribution pipe 1, the plurality of upper water distribution pipes 11 are arranged along the axial direction of the water distribution pipe 1, the upper water distribution pipes 11 include a water delivery part 111 and a water distribution part 112, the structure of the upper water distribution pipes 11 is T-shaped, the water delivery part 111 is perpendicular to the water distribution pipe 1, the water distribution part 112 is provided with upper water distribution holes, the plurality of lower water distribution pipes 12 are arranged along the axial direction of the water distribution pipe 1, and the lower water distribution holes 121 with downward openings are provided on the.
Specifically, referring to fig. 1 to 4, the upper water distribution pipes 11 and the lower water distribution pipes 12 are arranged at intervals.
Specifically, referring to fig. 1 to 4, the water distribution part 112 has a length equal to that of the lower water distribution pipe 12.
Specifically, referring to fig. 1 to 4, the upper water distribution holes 1121 are opened upward.
Specifically, referring to fig. 1 to 4, a plurality of water spraying pipes 113 are disposed at both sides of the water distribution part 112, and the plurality of water spraying pipes 113 are arranged in parallel along the axial direction of the water distribution part 112.
Specifically, referring to fig. 1 to 4, a plurality of water outlet pipes 122 are disposed on two sides of the lower water distribution pipe 12, and the plurality of water outlet pipes 122 are arranged in parallel along the axial direction of the lower water distribution pipe 12.
Specifically, referring to fig. 1 to 4, the wetland packing layer 2 is composed of zeolite, volcanic rock, hollow brick and steel slag.
The utility model provides a pair of among undercurrent constructed wetland's even water distribution system, utilize zeolite, volcanic rock, hollow brick, 4 kinds of packings of slag to make up and form compound wetland packing layer to the mounting height of water distribution pipe is border on, and the wetland packing layer of water distribution pipe top is last packing layer, and the wetland packing layer of below is packing layer down. The water distribution pipe distributes sewage to the upper water distribution pipes, and a plurality of upper water distribution pipes which are arranged in parallel uniformly distribute water to the upper packing layer through the upper water distribution holes and the water spray pipes on the two sides; the water distribution pipes supply water to the lower water distribution pipes in the horizontal direction, and the lower water distribution pipes arranged in parallel uniformly distribute water to the lower packing layer through the lower water distribution holes and the water outlet pipes on the two sides. The water distribution holes on the upper water distribution pipe and the lower water distribution pipe enable sewage to uniformly enter the fillers above and below the water distribution pipe, the sewage is uniformly and fully contacted with the wetland fillers, and the purification capacity of the wetland is improved. The openings of the upper water distribution holes are upward, so that sewage can enter the wetland packing layer above the upper water distribution pipes, and the wetland packing is utilized to the maximum extent. The upper water distribution pipes and the lower water distribution pipes are arranged on the water distribution pipes at intervals, so that the wetland packing layer in the area between the adjacent upper water distribution pipes and the adjacent lower water distribution pipes is fully utilized.
The utility model provides a pair of undercurrent constructed wetland's water distribution system evenly through last water distribution pipe and the water distribution hole on the water distribution pipe down for in the even entering water distribution pipe top of sewage and the filler of below, reach even water distribution, short flow, the effect of unblock, sewage evenly with the wetland filler fully contact, improve the purification performance of wetland.
Example two:
referring to fig. 1 to 4, the uniform water distribution system of the subsurface flow constructed wetland provided by the second embodiment of the present invention is shown in the drawings, and the present embodiment further makes the following technical solutions as improvements on the basis of the above embodiments: the channel 1131 inside the water spraying pipe 113 is tapered, and the diameter of the channel 1131 gradually decreases from the water distribution part 112 to the end.
The water spray pipes on the upper water distribution pipe are used for distributing water for the upper packing layer, and the conical pore passages inside the water spray pipes enable the distance of sewage flowing out of the pore passages to be longer than that of sewage sprayed out of a common cylindrical pore passage, so that the water distribution area of the upper water distribution pipe is wider, and the water distribution is more uniform.
Example three:
referring to fig. 1 to 4, a uniform water distribution system of an underflow constructed wetland is shown in the drawings, which is provided by the third embodiment of the present invention, and the present embodiment further makes the following technical solutions as improvements on the basis of the above embodiments: the sprinkler 113 includes a first sprinkler unit 1132 and a second sprinkler unit 1133, the first sprinkler unit 1132 has a greater length than the second sprinkler unit 1133, and the first sprinkler unit 1132 and the second sprinkler unit 1133 are spaced apart.
The water spray pipe consists of a first water spray pipe unit and a second water spray pipe unit which are different in length, and thus the upper water distribution hole, the second water spray pipe unit and the first water spray pipe unit sequentially form three-stage water distribution with the upper water distribution pipe close to, in and far away, so that the water distribution of the upper water distribution pipe is more uniform.
Example four:
referring to fig. 1 to 4, a uniform water distribution system of an underflow constructed wetland is shown in the drawings, which is provided by the fourth embodiment of the present invention, and the present embodiment further makes the following technical solutions as improvements on the basis of the above embodiments: the end 1221 of the water outlet pipe 122 is an elbow structure, and the bottom of the end 1221 is provided with a water outlet.
The water outlet pipe assists the water distribution holes of the lower water distribution pipe to distribute water, the end head of the water outlet pipe is of an elbow structure, and the bottom of the water outlet pipe is provided with a water outlet, so that the water outlet pipe is not easily blocked by the filler.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. The uniform water distribution system of the subsurface flow constructed wetland is characterized by comprising a water distribution pipe (1), wherein the water distribution pipe (1) is horizontally erected in a wetland packing layer (2), one end of the water distribution pipe (1) is fixedly connected with a water inlet pipe (3), the water distribution pipe (1) is provided with a plurality of upper water distribution pipes (11) which are arranged in the vertical direction of the water distribution pipe (1) and a plurality of lower water distribution pipes (12) which are arranged in the horizontal direction of the water distribution pipe (1), the upper water distribution pipes (11) are arranged in parallel along the axial direction of the water distribution pipe (1), each upper water distribution pipe (11) comprises a water delivery part (111) and a water distribution part (112), the structure of each upper water distribution pipe (11) is T-shaped, the water delivery part (111) is perpendicular to the water distribution pipe (1), each water distribution part (112) is provided with an upper water distribution hole (1121), and the lower water distribution pipes (12) are arranged in parallel along the axial direction of the water distribution pipe (1), the lower water distribution pipe (12) is provided with a lower water distribution hole (121) with a downward opening.
2. The uniform water distribution system of the subsurface flow constructed wetland according to claim 1, characterized in that the upper water distribution pipes (11) and the lower water distribution pipes (12) are arranged at intervals.
3. The uniform water distribution system of the subsurface flow constructed wetland according to claim 1, characterized in that the length of the water distribution part (112) is equal to that of the lower water distribution pipe (12).
4. The uniform water distribution system of the subsurface flow constructed wetland according to claim 1, wherein the upper water distribution holes (1121) are opened upward.
5. The uniform water distribution system of the subsurface flow constructed wetland according to claim 1, characterized in that a plurality of water spray pipes (113) are arranged at two sides of the water distribution part (112), and the plurality of water spray pipes (113) are arranged in parallel along the axial direction of the water distribution part (112).
6. The uniform water distribution system of the subsurface flow constructed wetland according to claim 5, characterized in that the pore canal (1131) inside the water spray pipe (113) is tapered, and the pore canal (1131) has a structure with a diameter gradually decreasing from the water distribution part (112) to the end part.
7. The water distribution uniformity system of the subsurface constructed wetland according to claim 5 or 6, wherein the water spray pipes (113) comprise a first water spray pipe unit (1132) and a second water spray pipe unit (1133), the length of the first water spray pipe unit (1132) is greater than that of the second water spray pipe unit (1133), and the first water spray pipe unit (1132) and the second water spray pipe unit (1133) are arranged at intervals.
8. The uniform water distribution system of the subsurface flow constructed wetland according to claim 1, characterized in that a plurality of water outlet pipes (122) are arranged on two sides of the lower water distribution pipe (12), and the plurality of water outlet pipes (122) are arranged in parallel along the axial direction of the lower water distribution pipe (12).
9. The uniform water distribution system of the subsurface flow constructed wetland according to claim 8, characterized in that the end head (1221) of the water outlet pipe (122) is of an elbow structure, and the bottom of the end head (1221) is provided with a water outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020382017.9U CN212559642U (en) | 2020-03-24 | 2020-03-24 | Uniform water distribution system of subsurface flow constructed wetland |
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| CN202020382017.9U CN212559642U (en) | 2020-03-24 | 2020-03-24 | Uniform water distribution system of subsurface flow constructed wetland |
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| CN212559642U true CN212559642U (en) | 2021-02-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559796A (en) * | 2020-03-24 | 2020-08-21 | 苏州金螳螂园林绿化景观有限公司 | Uniform water distribution system of subsurface flow constructed wetland |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559796A (en) * | 2020-03-24 | 2020-08-21 | 苏州金螳螂园林绿化景观有限公司 | Uniform water distribution system of subsurface flow constructed wetland |
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