Stepped ecological wetland sewage treatment device

Abstract

The utility model discloses a stepped ecological wetland sewage treatment device, which relates to the technical field of sewage treatment and comprises an ecological wetland pool, and a treatment mechanism for treating sewage is arranged in the ecological wetland pool. Through the treatment mechanism, the impermeable layer, the substrate layer and the wetland plants form the wetland ecological pool, the first water pump is started, sewage in the filtering pool is discharged into the highest ecological wetland pool through the water outlet pipe, and the sewage can be purified through the plants, microorganisms and soil in the ecological wetland pool; dynamic flowing of the sewage is achieved through the step height difference of the ecological wetland pool, so that the sewage can be better purified, the water quality improvement and landscape requirements are met, meanwhile, the longitudinal multi-habitat structure of natural ecology is fused, and compared with an existing sewage purification treatment technology, the ecological wetland pool has the advantages of being simple in structure and convenient to use. The sewage treatment system based on the cascade type ecological wetland is optimally designed, and has the characteristics of small occupied area, good economic performance, strong landscape plasticity and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a stepped ecological wetland sewage treatment device. Background Art

[0002] At present, with the rapid development of cities, a large amount of industrial wastewater and domestic sewage are discharged, which seriously exceeds the carrying capacity of the aquatic ecosystem and creates ecological risks, leading to eutrophication of water bodies, causing algae outbreaks, and the death of a large number of aquatic crops such as fish and shrimp, affecting people's normal production and life, and directly or indirectly threatening human health. Therefore, it is urgent to purify sewage, but the existing sewage purification technology has the problems of large area occupation, high treatment cost, weak water fluidity and short purification path.

[0003] Based on this, a stepped ecological wetland sewage treatment device is now provided, which can eliminate the disadvantages of existing devices. Utility Model Content

[0004] The utility model aims to provide a stepped ecological wetland sewage treatment device to solve the problems of large occupation area, high treatment cost, weak water fluidity and short purification path in the existing sewage purification treatment technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stepped ecological wetland sewage treatment device comprises an ecological wetland pool, which is composed of three wetland pools from high to low. A sewage pool is provided at one end of the ecological wetland pool, a treatment mechanism for treating sewage is provided inside the ecological wetland pool, a filtering mechanism for filtering garbage in sewage is provided at one end of the sewage pool, and a control mechanism for controlling the water level of sewage and the time of sewage purification treatment is provided at one end of the ecological wetland pool.

[0007] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0008] In an optional scheme: the treatment mechanism includes an anti-seepage layer, a matrix layer and wetland plants, the fillers of the ecological wetland pool are wetland plants, matrix layer and anti-seepage layer from top to bottom, and the fillers of wetland plants, matrix layer and anti-seepage layer in the ecological wetland pool have the same thickness.

[0009] In an optional scheme: the filtering mechanism includes a water outlet, a filter tank, a chute, a horizontal filter plate, a vertical filter plate, a handle and a connecting pipe, a water outlet is provided at one end of the bottom of the sewage tank, one end of the sewage tank is fixedly connected to the filter tank, two groups of chutes are provided inside the filter tank, the inner wall of the chute is slidably connected to a horizontal filter plate, and the inner wall of the other group of chutes is slidably connected to a vertical filter plate, handles are fixedly connected to the top of the horizontal filter plate and the vertical filter plate, and a connecting pipe is fixedly connected to one end of the bottom of the filter tank.

[0010] In an optional solution: one end of the connecting pipe is fixedly connected to a first water pump, the top of the first water pump is fixedly connected to a water outlet pipe, and a plurality of water outlet holes are provided at the bottom of one end of the water outlet pipe.

[0011] In an optional scheme: the control mechanism includes a valve port, a fixing frame, a connecting groove, an electro-hydraulic push rod, a valve, a connecting block and a water outlet plate, a valve port is opened at one end of the top of the ecological wetland pool, a fixing frame is fixedly connected to the top of one end of the ecological wetland pool, a connecting groove is opened inside the fixing frame, an electro-hydraulic push rod is fixedly connected to the middle of the top of the fixing frame, one end of the electro-hydraulic push rod is fixedly connected to a valve, connecting blocks are fixedly connected on both sides of the valve, a connecting block is slidably connected to the inner wall of the connecting groove, and a water outlet plate is fixedly connected to the bottom end of the valve port.

[0012] In an optional solution, the inner wall size of the connecting groove matches the outer wall size of the connecting block.

[0013] In an optional solution, the bottom end of the valve port is on the same horizontal line as the upper end of the matrix layer in the filler.

[0014] In an optional scheme: one end of the ecological wetland pool is fixedly connected to a filter box, the inner wall of the filter box is slidably connected to a hole-shaped filter plate, one end of the bottom of the filter box is fixedly connected to a pumping pipe, one end of the pumping pipe is fixedly connected to a second water pump, the top of the second water pump is fixedly connected to a fixed pipe, and one end of the fixed pipe is fixedly connected to a water reservoir.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] The utility model uses a treatment mechanism to form a wetland ecological pool with an anti-seepage layer, a matrix layer and wetland plants, and starts a first water pump. The first water pump can pump out sewage in the filter pool through a connecting pipe and then discharge it through an outlet pipe. The sewage can be evenly discharged into the highest ecological wetland pool through multiple groups of outlet holes. The sewage can be purified by plants, microorganisms and soil in the ecological wetland pool, and then the dynamic flow of sewage can be achieved through the stepped height difference of the ecological wetland pool, so that the sewage can be better purified. While meeting the needs of water quality improvement and landscape, it integrates the vertical multi-habitat structure of natural ecology. Compared with the existing sewage purification and treatment technology, the sewage treatment system based on the stepped ecological wetland is optimized and designed, which has the characteristics of small footprint, good economic performance, strong landscape plasticity, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a schematic diagram of the processing mechanism structure of the utility model.

[0019] Figure 3 It is a schematic diagram of the control mechanism structure of the utility model.

[0020] Figure 4 This is a schematic diagram of the filter mechanism structure of the utility model.

[0021] Figure 5 It is a schematic diagram of the structure of the matching between the filter box and the hole-shaped filter plate of the utility model.

[0022] Notes on figure numbers: 1. Ecological wetland pool; 2. Treatment mechanism; 201. Anti-seepage layer; 202. Matrix layer; 203. Wetland plants; 3. Sewage pool; 4. Filter mechanism; 401. Water outlet; 402. Filter pool; 403. Chute; 404. Horizontal filter plate; 405. Vertical filter plate; 406. Handle; 407. Connecting pipe; 5. First water pump; 6. Water outlet pipe; 7. Water outlet hole; 8. Control mechanism; 801. Valve mouth; 802. Fixed frame; 803. Connecting groove; 804. Electro-hydraulic push rod; 805. Valve; 806. Connecting block; 807. Water outlet plate; 9. Filter box; 10. Hole-shaped filter plate; 11. Suction pipe; 12. Second water pump; 13. Fixed pipe; 14. Reservoir. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0024] In one embodiment, Figure 1-Figure 5As shown, a stepped ecological wetland sewage treatment device includes an ecological wetland pool 1. The ecological wetland pool 1 is composed of three wetland pools from high to low, and can filter sewage multiple times. A sewage pool 3 is provided at one end of the ecological wetland pool 1 for storing sewage. A treatment mechanism 2 for treating sewage is provided inside the ecological wetland pool 1, which is used to reduce various pollutants in sewage to purify and improve water quality. A filtering mechanism 4 for filtering garbage in sewage is provided at one end of the sewage pool 3, which is used to filter some garbage to prevent the first water pump 5 from being blocked. A control mechanism 8 for controlling the water level of sewage and the time of sewage purification treatment is provided at one end of the ecological wetland pool 1, which can control the water level of sewage and the time of sewage purification treatment, thereby improving the sewage purification effect.

[0025] In one embodiment, Figure 2 As shown, the treatment mechanism 2 includes an impermeable layer 201, a matrix layer 202 and wetland plants 203. The fillers of the ecological wetland pool 1 are wetland plants 203, matrix layer 202 and impermeable layer 201 from top to bottom. The fillers of the wetland plants 203, matrix layer 202 and impermeable layer 201 in the ecological wetland pool 1 have the same thickness. The impermeable layer 201, matrix layer 202 and wetland plants 203 form a wetland ecological pool. The sewage is purified by plants, microorganisms and soil, and the dynamic flow of the sewage is achieved through the step height difference of the ecological wetland pool 1, so that the sewage can be better purified.

[0026] In one embodiment, Figure 4 As shown, the filtering mechanism 4 includes a water outlet 401, a filter pool 402, a chute 403, a horizontal filter plate 404, a vertical filter plate 405, a handle 406 and a connecting pipe 407. A water outlet 401 is provided at one end of the bottom of the sewage pool 3, and the filter pool 402 is fixedly connected to one end of the sewage pool 3. Two groups of chute 403 are provided inside the filter pool 402. The inner wall of the chute 403 is slidably connected to the horizontal filter plate 404, and the inner wall of the other group of chute 403 is slidably connected to the vertical filter plate 405. The top of the horizontal filter plate 404 and the vertical filter plate 405 A handle 406 is fixedly connected to the bottom, and a connecting pipe 407 is fixedly connected to one end of the bottom of the filter tank 402. The horizontal filter plate 404 and the vertical filter plate 405 are inserted into the slide groove 403. Some garbage in the sewage can be filtered through the horizontal filter plate 404 and the vertical filter plate 405 to avoid blockage of the first water pump 5 when pumping sewage. When the horizontal filter plate 404 and the vertical filter plate 405 need to be cleaned, the horizontal filter plate 404 and the vertical filter plate 405 can be pulled out of the slide groove 403 through the handle 406 for cleaning.

[0027] In one embodiment, Figure 4As shown, one end of the connecting pipe 407 is fixedly connected to the first water pump 5, and the top of the first water pump 5 is fixedly connected to the outlet pipe 6. A plurality of outlet holes 7 are provided at the bottom of one end of the outlet pipe 6. When the first water pump 5 is started, the first water pump 5 can pump out the sewage in the filter pool 402 through the connecting pipe 407, and then discharge it through the outlet pipe 6. The sewage can be evenly discharged into the highest ecological wetland pool 1 through the plurality of outlet holes 7, so that the sewage can be purified by the treatment mechanism 2.

[0028] In one embodiment, Figure 3 As shown, the control mechanism 8 includes a valve port 801, a fixing frame 802, a connecting groove 803, an electro-hydraulic push rod 804, a valve 805, a connecting block 806 and a water outlet plate 807. A valve port 801 is provided at one end of the top of the ecological wetland pool 1. A fixing frame 802 is fixedly connected to the top of one end of the ecological wetland pool 1. A connecting groove 803 is provided inside the fixing frame 802. An electro-hydraulic push rod 804 is fixedly connected to the middle of the top of the fixing frame 802. A valve 805 is fixedly connected to one end of the electro-hydraulic push rod 804. Both sides of the valve 805 are fixedly connected to connecting blocks 806. The inner wall of the connecting groove 803 is slidably connected to a connecting block. Block 806, one end of the bottom of the valve port 801 is fixedly connected with a water outlet plate 807. When the highest ecological wetland pool 1 completes sewage treatment, the electro-hydraulic push rod 804 is started to drive the valve 805 to move upward, so that the valve port 801 can be opened, and then the sewage is discharged into the middle ecological wetland pool 1 through the valve port 801 and the water outlet plate 807. The dynamic flow of sewage is achieved through the step height difference of the ecological wetland pool 1, and the water level of the sewage and the time of sewage purification treatment are controlled by three control mechanisms 8. When the lowest ecological wetland pool 1 completes sewage treatment, the sewage can be discharged into the filter box 9 through the control mechanism 8.

[0029] In one embodiment, Figure 3 As shown, the inner wall size of the connecting groove 803 is consistent with the outer wall size of the connecting block 806. When the connecting block 806 slides inside the connecting groove 803, the connecting groove 803 can limit the sliding of the connecting block 806 to prevent the connecting block 806 from shaking inside the connecting groove 803.

[0030] In one embodiment, Figure 3 As shown, the bottom end of the valve port 801 is on the same horizontal line as the upper end of the matrix layer 202 in the filler, so as to prevent the matrix layer 202 in the filler from being discharged into the lower ecological wetland pool 1 through the valve port 801 .

[0031] In one embodiment, Figure 5As shown, one end of the ecological wetland pool 1 is fixedly connected to a filter box 9, and the inner wall of the filter box 9 is slidably connected to a hole-shaped filter plate 10. Through the arrangement of the hole-shaped filter plate 10, impurities in the purified sewage can be filtered to make the water purification effect better. One end of the bottom of the filter box 9 is fixedly connected to a pumping pipe 11, one end of the pumping pipe 11 is fixedly connected to a second water pump 12, the top of the second water pump 12 is fixedly connected to a fixed pipe 13, one end of the fixed pipe 13 is fixedly connected to a water reservoir 14, start the second water pump 12, the second water pump 12 can pump out the purified sewage in the filter box 9 through the pumping pipe 11, and then discharge it into the water reservoir 14 through the fixed pipe 13 for subsequent use.

[0032] Working principle: The above embodiment discloses a stepped ecological wetland sewage treatment device, wherein, when in use, the horizontal filter plate 404 and the vertical filter plate 405 are inserted into the slide 403, and some garbage in the sewage can be filtered through the horizontal filter plate 404 and the vertical filter plate 405 to avoid blockage of the first water pump 5 when extracting sewage. The anti-seepage layer 201, the matrix layer 202 and the wetland plants 203 form a wetland ecological pool, and the first water pump 5 is started. The first water pump 5 can extract the sewage in the filter pool 402 through the connecting pipe 407, and then discharge it through the outlet pipe 6. The sewage can be evenly discharged into the highest ecological wetland pool 1 through multiple groups of outlet holes 7, and the plants, microorganisms and soil in the ecological wetland pool 1 can be used for The sewage is purified. When the highest ecological wetland pool 1 completes sewage treatment, the electro-hydraulic push rod 804 is started to drive the valve 805 to move upward so that the valve port 801 can be opened, and then the sewage is discharged into the middle ecological wetland pool 1 through the valve port 801 and the water outlet plate 807. The dynamic flow of sewage is achieved through the step height difference of the ecological wetland pool 1, and the water level of the sewage and the time of sewage purification treatment are controlled by three control mechanisms 8. When the lowest ecological wetland pool 1 completes sewage treatment, the sewage can be discharged into the filter box 9 through the control mechanism 8, and the second water pump 12 is started. The second water pump 12 can pump out the purified sewage in the filter box 9 through the pumping pipe 11, and then discharge it into the reservoir 14 through the fixed pipe 13 for subsequent use.

[0033] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A stepped ecological wetland sewage treatment device, comprising an ecological wetland pool (1), wherein the ecological wetland pool (1) is composed of three wetland pools arranged from high to low, and a sewage pool (3) is arranged at one end of the ecological wetland pool (1), characterized in that: The ecological wetland pool (1) is provided with a treatment mechanism (2) for treating sewage inside, one end of the sewage pool (3) is provided with a filtering mechanism (4) for filtering garbage in the sewage, and one end of the ecological wetland pool (1) is provided with a control mechanism (8) for controlling the water level of the sewage and the sewage purification treatment time; The treatment mechanism (2) comprises an impermeable layer (201), a matrix layer (202) and wetland plants (203); the fillers of the ecological wetland pool (1) are wetland plants (203), a matrix layer (202) and an impermeable layer (201) from top to bottom; and the fillers of the wetland plants (203), the matrix layer (202) and the impermeable layer (201) in the ecological wetland pool (1) have the same thickness; The filtering mechanism (4) comprises a water outlet (401), a filter pool (402), a chute (403), a transverse filter plate (404), a vertical filter plate (405), a handle (406) and a connecting pipe (407). A water outlet (401) is provided at one end of the bottom of the sewage pool (3). One end of the sewage pool (3) is fixedly connected to the filter pool (402). Two groups of chute (403) are provided inside the filter pool (402). The inner wall of the chute (403) is slidably connected to the transverse filter plate (404), and the inner wall of the other group of chute (403) is slidably connected to the vertical filter plate (405). The tops of the transverse filter plate (404) and the vertical filter plate (405) are fixedly connected to the handle (406). The bottom end of the filter pool (402) is fixedly connected to the connecting pipe (407).

2. A stepped ecological wetland sewage treatment device according to claim 1, characterized in that: One end of the connecting pipe (407) is fixedly connected to a first water pump (5), the top of the first water pump (5) is fixedly connected to a water outlet pipe (6), and a plurality of water outlet holes (7) are provided at the bottom of one end of the water outlet pipe (6).

3. The stepped ecological wetland sewage treatment device according to claim 1 is characterized by: The control mechanism (8) comprises a valve port (801), a fixing frame (802), a connecting groove (803), an electro-hydraulic push rod (804), a valve (805), a connecting block (806) and a water outlet plate (807); a valve port (801) is provided at one end of the top of the ecological wetland pool (1); a fixing frame (802) is fixedly connected to the top of one end of the ecological wetland pool (1); a connecting groove (803) is provided inside the fixing frame (802); an electro-hydraulic push rod (804) is fixedly connected to the middle of the top of the fixing frame (802); one end of the electro-hydraulic push rod (804) is fixedly connected to the valve (805); both sides of the valve (805) are fixedly connected to the connecting blocks (806); the inner wall of the connecting groove (803) is slidably connected to the connecting block (806); and a water outlet plate (807) is fixedly connected to one end of the bottom of the valve port (801).

4. The stepped ecological wetland sewage treatment device according to claim 3 is characterized by: The inner wall size of the connection groove (803) matches the outer wall size of the connection block (806).

5. The stepped ecological wetland sewage treatment device according to claim 3 is characterized by: The bottom end of the valve port (801) is on the same horizontal line as the top end of the matrix layer (202) in the filler.

6. The stepped ecological wetland sewage treatment device according to claim 1 is characterized by: One end of the ecological wetland pool (1) is fixedly connected to a filter box (9), the inner wall of the filter box (9) is slidably connected to a hole-shaped filter plate (10), one end of the bottom of the filter box (9) is fixedly connected to a water pump (11), one end of the water pump (11) is fixedly connected to a second water pump (12), the top of the second water pump (12) is fixedly connected to a fixed pipe (13), and one end of the fixed pipe (13) is fixedly connected to a water reservoir (14).

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