CN214936414U

CN214936414U - Multistage seepage prevention structure of constructed wetland

Info

Publication number: CN214936414U
Application number: CN202120615225.3U
Authority: CN
Inventors: 杨美荣; 步娟; 张文峰; 李少斌; 刘嫣潇
Original assignee: Shandong Public Tongtai Environmental Protection Technology Co ltd
Current assignee: Shandong Public Tongtai Environmental Protection Technology Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-11-30
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a multistage seepage prevention structure of constructed wetland, including base and water treatment component, the fixed concrete wall that is equipped with in top of base, the fixed water pump that is equipped with in one side on base top, the fixed inlet tube that is equipped with in drainage end of water pump, water treatment component include thick packing layer, the fixed bed of packing in, thin packing layer and dielectric layer, thick packing layer, the bed of packing in, thin packing layer and dielectric layer are fixed the top that sets up at the soil horizon respectively in proper order, the beneficial effects of the utility model are that: the waterproof base layer is arranged at the bottom end of the base, so that water leakage can be prevented, and influence on the artificial wetland is avoided; the water-proof film is paved at the bottom end of the impermeable layer, so that the water body in the concrete wall can be prevented from leaking to the lower side, and the loss of the water body is avoided; through the sludge blanket of laying on the top of dielectric layer, can plant some emergent aquatic herbaceous plants above that to cooperate the dielectric layer to carry out innocent treatment to sewage and sludge blanket, with improvement sewage purification efficiency.

Description

Multistage seepage prevention structure of constructed wetland

Technical Field

The utility model relates to an seepage prevention structure, in particular to multistage seepage prevention structure of constructed wetland belongs to sewage treatment technical field.

Background

The artificial wetland technology is a technology for treating sewage and sludge by using the physical, chemical and biological triple synergistic action of soil, artificial media, plants and microorganisms in the process of flowing along a certain direction by controllably dosing the sewage and the sludge to the artificially constructed wetland from the artificially constructed and controlled-operation ground similar to the marshland. The action mechanism of the plant nutrient solution comprises the actions of adsorption, detention, filtration, oxidation reduction, precipitation, microbial decomposition, transformation, plant shielding, residue accumulation, transpiration moisture and nutrient absorption and various animals. However, the existing artificial wetland is easy to leak, can cause water loss or environmental pollution, and has low sewage treatment efficiency and unsatisfactory use effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage seepage prevention structure of constructed wetland to the easy seepage that provides in solving above-mentioned background art and the not good problem of sewage treatment effect.

In order to achieve the above object, the utility model provides a following technical scheme: a constructed wetland multistage seepage-proofing structure comprises a base and a water treatment assembly, wherein a concrete wall is fixedly arranged at the top end of the base, a water pump is fixedly arranged on one side of the top end of the base, a water inlet pipe is fixedly arranged at the water discharge end of the water pump, one end of the water inlet pipe is fixedly connected and communicated with the top of one side of the concrete wall, a water outlet pipe is fixedly arranged at the bottom of the other side of the concrete wall and communicated with the bottom of one side of the concrete wall, a seepage-proofing layer is fixedly arranged at the bottom inside the concrete wall, a soil layer is fixedly arranged at the top end of the seepage-proofing layer, the water treatment assembly comprises a coarse packing layer, a middle packing layer, a fine packing layer and a medium layer, the coarse packing layer, the middle packing layer, the fine packing layer and the medium layer are respectively and sequentially and fixedly arranged at the top end of the soil layer from bottom to top, a switch box is fixedly arranged at the middle part of one side of the concrete wall, the surface of the switch box is fixedly provided with a water pump switch, and the water pump is electrically connected with the power supply through the water pump switch.

As an optimal technical scheme of the utility model, the bottom mounting of base is equipped with waterproof basic unit.

As an optimized technical scheme of the utility model, the water-stop film has been laid to the bottom of barrier layer.

As an optimized technical scheme of the utility model, the fixed ooff valve that is equipped with in top of outlet pipe.

As a preferred technical scheme of the utility model, the end fixedly connected with connecting pipe of intaking of water pump, the one end and the sewage pipe fixed connection of connecting pipe.

As an optimal technical scheme of the utility model, the sludge blanket has been laid on the top of dielectric layer.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an artificial wetland multistage seepage prevention structure, which can prevent water body leakage and avoid the influence on the artificial wetland through the waterproof base layer arranged at the bottom end of the base; the water-proof film is laid at the bottom end of the impermeable layer, and the permeation speed of the water body is greatly reduced under the matching of the soil layer, so that the water body in the concrete wall can be prevented from permeating to the lower side, and the loss of the water body is avoided; some emergent aquatic herbaceous plants can be planted on the top of the sludge layer laid on the top of the medium layer, and the medium layer is matched to carry out harmless treatment on the sewage and the sludge layer so as to improve the sewage purification efficiency; through the switch valve that sets up at the top of outlet pipe, can discharge the sewage that goes through the processing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a concrete wall; 2. a waterproof base layer; 3. a soil layer; 4. a water treatment assembly; 41. a coarse filler layer; 42. filling a material layer in the material; 43. a fine filler layer; 44. a dielectric layer; 5. an impermeable layer; 6. a water-barrier film; 7. a water inlet pipe; 8. a water outlet pipe; 9. an on-off valve; 10. a water pump; 11. a connecting pipe; 12. a sludge layer; 13. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a multi-stage anti-seepage structure of constructed wetland, which comprises a base 13 and a water treatment component 4, wherein a concrete wall 1 is fixedly arranged at the top end of the base 13, a water pump 10 is fixedly arranged at one side of the top end of the base 13, a water inlet pipe 7 is fixedly arranged at the water outlet end of the water pump 10, one end of the water inlet pipe 7 is fixedly connected and communicated with the top of one side of the concrete wall 1, a water outlet pipe 8 is fixedly arranged at the bottom of the other side of the concrete wall 1, the water outlet pipe 8 is communicated with the bottom of one side of the concrete wall 1, an anti-seepage layer 5 is fixedly arranged at the bottom inside the concrete wall 1, a soil layer 3 is fixedly arranged at the top end of the anti-seepage layer 5, the water treatment component 4 comprises a coarse packing layer 41, a middle packing layer 42, a fine packing layer 43 and a medium layer 44, the coarse packing layer 41, the middle packing layer 42, the fine packing layer 43 and the medium layer 44 are respectively and are sequentially fixedly arranged at the top end of the soil layer 3 from bottom to top, the fixed switch box that is equipped with in middle part of concrete wall 1 one side, the fixed surface of switch box is equipped with water pump switch, and water pump 10 passes through water pump switch and power electric connection.

Preferably, the bottom end of the base 13 is fixedly provided with the waterproof base layer 2, and the waterproof base layer 2 arranged at the bottom end of the base 13 can prevent water body leakage and avoid influence on the artificial wetland; a water-proof film 6 is laid at the bottom end of the impermeable layer 5, and the water body in the concrete wall 1 can be prevented from leaking to the lower side through the water-proof film 6 laid at the bottom end of the impermeable layer 5, so that the water body is prevented from losing; the top end of the water outlet pipe 8 is fixedly provided with a switch valve 9, and the switch valve 9 arranged at the top end of the water outlet pipe 8 can discharge the treated sewage so as to achieve the purpose of water body purification; the water inlet end of the water pump 10 is fixedly connected with a connecting pipe 11, one end of the connecting pipe 11 is fixedly connected with a sewage pipe, and sewage can be added into the concrete wall 1 for treatment under the action of the water pump 10 through the connecting pipe 11 fixedly arranged at the water inlet end of the water pump 10 and one end of the connecting pipe 11 is connected with the sewage pipe; the top of dielectric layer 44 has laid sludge blanket 12, through sludge blanket 12 laid at the top of dielectric layer 44, can plant some emergent aquatic herbaceous plants on it to cooperate dielectric layer 44 to carry out innocent treatment to sewage and sludge blanket 12, in order to improve sewage purification efficiency.

When in specific use, the utility model relates to a multistage seepage prevention structure of constructed wetland, at first, through the waterproof basic unit 2 that sets up in the bottom of base 13, can prevent the water seepage, avoid causing the influence to constructed wetland, open water pump 10 through water pump switch, under the effect of water pump 10, can add sewage into concrete wall 1 inside and handle, then lay sludge blanket 12 on dielectric layer 44, grow emergent aquatic herbaceous plant that bears the ability reinforce to sewage on it again, utilize the root of the plant to metabolize and absorb the microorganism, thereby degrade and assimilate it, secondly, the root system of plant can adsorb and enrich heavy metal and poisonous harmful substance, the treatment effeciency to sludge blanket 12 is high, then, sewage permeates downwards, obtain further purification when passing through fine packing layer 43, packing layer 42, and coarse packing layer 41, finally, the water-proof film 6 paved at the bottom end of the impermeable layer 5 can prevent the water body in the concrete wall 1 from permeating to the lower side, so that the water body is prevented from losing, and the water outlet pipe 8 can be selected to be discharged into a natural water system.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage seepage prevention structure of constructed wetland, includes base (13) and water treatment component (4), its characterized in that, the fixed concrete wall (1) that is equipped with in top of base (13), one side on base (13) top is fixed and is equipped with water pump (10), the fixed inlet tube (7) that is equipped with of drainage end of water pump (10), the one end of inlet tube (7) with the top fixed connection of concrete wall (1) one side communicates with each other, the fixed outlet pipe (8) that is equipped with in bottom of concrete wall (1) opposite side, outlet pipe (8) with the bottom of concrete wall (1) one side communicates with each other, the fixed barrier layer (5) that is equipped with in inside bottom of concrete wall (1), the fixed soil horizon (3) that is equipped with in top of barrier layer (5), water treatment component (4) include thick packing layer (41), Wherein the concrete wall comprises a middle filling layer (42), a fine filling layer (43) and a medium layer (44), the coarse filling layer (41), the middle filling layer (42), the fine filling layer (43) and the medium layer (44) are respectively arranged on the top end of the soil layer (3) from bottom to top in sequence, a switch box is fixedly arranged in the middle of one side of the concrete wall (1), a water pump switch is arranged on the surface of the switch box, and the water pump (10) is electrically connected with a power supply through the water pump switch.

2. The constructed wetland multistage seepage prevention structure according to claim 1, which is characterized in that: the bottom end of the base (13) is fixedly provided with a waterproof base layer (2).

3. The constructed wetland multistage seepage prevention structure according to claim 1, which is characterized in that: and a water-proof film (6) is laid at the bottom end of the impermeable layer (5).

4. The constructed wetland multistage seepage prevention structure according to claim 1, which is characterized in that: and a switch valve (9) is fixedly arranged at the top end of the water outlet pipe (8).

5. The constructed wetland multistage seepage prevention structure according to claim 1, which is characterized in that: the water inlet end of the water pump (10) is fixedly connected with a connecting pipe (11), and one end of the connecting pipe (11) is fixedly connected with a sewage pipe.

6. The constructed wetland multistage seepage prevention structure according to claim 1, which is characterized in that: a sludge layer (12) is laid on the top end of the medium layer (44).