CN210505938U - Lake water body ecological restoration device - Google Patents
Lake water body ecological restoration device Download PDFInfo
- Publication number
- CN210505938U CN210505938U CN201920462523.6U CN201920462523U CN210505938U CN 210505938 U CN210505938 U CN 210505938U CN 201920462523 U CN201920462523 U CN 201920462523U CN 210505938 U CN210505938 U CN 210505938U
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- lake
- hopper
- water
- grating
- filter
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Images
Abstract
The utility model discloses a lake water ecological remediation device sets up in the water inlet department of waiting prosthetic lake, its characterized in that: comprises a grating hopper, a residue filtering device, a filtering device and an ecological floating bed; the grid hopper is arranged between the ecological floating bed and the water inlet of the lake; the grating hopper is arranged in a horn shape, the width of one end of the grating hopper close to or far away from the water inlet is larger than that of one end of the grating hopper far away from the lake, and the bottom surface of the grating hopper is hollowed out; the filtering device is arranged below the grating hopper; the filter residue device is arranged on the ecological floating bed, and a lifting device is arranged between the grating hopper and the filter residue device. The utility model discloses all set up ecological floating bed and filter equipment at the water inlet in lake, realize that the water inlet in lake just with the solid refuse collection disturbance in the sewage, suspended particles filter and adsorb, river, canal water in the purification entering lake avoid being polluted serious river, canal water pollution lake water ecology.
Description
Technical Field
The utility model relates to a sewage treatment technical field, specific theory relates to a lake water ecological remediation device.
Background
As the economy develops, the amount of pollutants emitted in life and production also rises in stages. Due to the large discharge of pollutants and an unreasonable land utilization mode, the serious pollution and ecological damage of water bodies such as rivers, wetlands, lakes and the like are caused, and the ecological functions of the rivers, the wetlands and the lakes are lost or cannot be normally exerted. Meanwhile, the deterioration of water quality of rivers, wetlands and lakes has a great deal of harmful influence on aquatic ecosystems of water supply sites, and threatens the safety of drinking water in regions.
The pollution sources of lakes are mainly pollution caused by rivers, ditches and the like which are gathered into lakes, besides human activity pollution around lakes on lakes. Because a large amount of water bodies in the lakes do not flow any more, the pollution caused by the affluxed rivers and ditches is deposited in the lakes and is increased continuously, so that the pollution of the lakes is serious and the treatment is difficult.
However, rivers and ditches converged into lakes often carry a large amount of solid pollutants, so that the garbage in the lakes is accumulated, the ecological environment and the attractiveness of the lakes are affected, and garbage salvage personnel are required to salvage the solid pollutants in the lakes for a long time, but the method is time-consuming, labor-consuming and low in efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ecological prosthetic devices of lake water all sets up ecological floating bed and filter equipment at the water inlet in lake, realizes that the water inlet in lake just collects the solid waste in the sewage and disturbs, suspended particles filters the absorption, purifies river, canal water in getting into the lake, avoids being polluted serious river, canal water pollution lake water ecology.
The utility model discloses a following technical scheme realizes: a lake water body ecological restoration device is arranged at a water inlet of a lake to be restored and comprises a grid bucket, a residue filtering device, a filtering device and an ecological floating bed; the grid hopper is arranged between the ecological floating bed and the water inlet of the lake; the width of one end of the grid bucket close to the water inlet of the lake is larger than that of one end of the grid bucket far away from the water inlet of the lake, and the bottom surface of the grid bucket is hollowed; the filtering device is arranged below the grating hopper; the filter residue device is arranged on the ecological floating bed, and a lifting device is arranged between the grating hopper and the filter residue device.
The ecological floating bed is provided with a plurality of planting holes, a plurality of aquatic plants are planted in the planting holes, the aquatic plants are used for absorbing, adsorbing, digesting and degrading organic pollutants in the sewage of rivers and ditches entering the lake, the sewage treatment is carried out at a water inlet, and the polluted sewage in the rivers and ditches is prevented from directly entering the lake to pollute the water body of the lake.
The grid fill is close to the one end opening of water inlet and is sunk in the surface of water below, makes the solid waste that the aquatic that rivers, irrigation canals and ditches flowed in carried collect promptly on the grid is fought at the water inlet to can utilize the impact of water inlet rivers, make solid waste concentrate on the grid fill be close to hoisting device and fall on hoisting device, promote to the filter residue device through hoisting device, advance to filter the sediment device and obtain the solid waste of compression filtration, the post processing solid waste of being convenient for. Simultaneously, the grid fill is the fretwork setting, and the sewage that filters solid rubbish gets into filter equipment from the fretwork hole that the grid was fought, filters the back through filter equipment, obtains the clean water of filtration, absorbs the decomposition at the aquatic organism root system through ecological bed that floats, and water purification avoids river course, ditch to go into the water and pollutes the lake.
Further, the filtering device comprises a filtering disc and filtering filler filled in the filtering disc; the water outlet end of the filter disc is connected with the ecological floating bed, so that the water filtered in the filter disc enters the restoration and purification range of the ecological floating bed, and pollutants in the water are removed through the ecological floating bed.
Further, the filter filler comprises 9:0.5:0.5 gravel, river sand and activated carbon.
River water and ditch water contain more grit and fine sand mostly, consequently, filter the packing and be unsuitable for adopting the fine sand that the granule is finer, cause easily to filter the jam, adopt the great gravel of granule, river sand and active carbon can reduce the filtration jam of filter disc, prolong prosthetic devices's good operation.
Further, the ecological floating bed comprises a planting layer and a filtering layer positioned below the planting layer; a flow-spreading space for water flow is formed between the planting layer and the filtering layer; planting holes are arranged in a matrix manner on the planting layer, and through holes are arranged on the filtering layer corresponding to the planting holes; a plurality of filtering holes are uniformly formed in the filtering layer; the water outlet end of the filter disc is communicated with the overflowing space; and planting baskets planted with aquatic plants are placed in the planting holes.
The water filtered by the filter disc directly enters the overflowing space, then flows downwards after being secondarily filtered by the filter layer to enter the root growth range of the aquatic plant, and is absorbed and decomposed by the root of the aquatic plant to obtain clean water.
The sewage of the river channel or the ditch is subjected to secondary filtration to remove sand and stone particle suspended particles in the sewage, reduce pollutants in the sewage, improve the water quality of water entering a lake and restore the water quality of the lake.
Furthermore, the residue filtering device comprises a filter press and a residue collecting cylinder, the lifting device comprises a conveying belt arranged between the grid hopper and the ecological floating bed and a lifting motor arranged on the ecological floating bed, and the input end of the conveying belt is connected with the grid hopper; the filter press is arranged on the ecological floating bed and is connected with the output end of the conveying belt; the slag collecting cylinder is arranged on the ecological floating bed and is connected with a slag discharging port of the filter press. The filter press is used for pressurizing and filtering the solid garbage conveyed by the conveyor belt to obtain the solid garbage with low water content, so that the volume and the mass of the solid garbage are reduced; the slag collecting barrel is used for storing solid garbage, and is convenient for workers to centrally treat the solid garbage in the later period.
Furthermore, the conveyor belt comprises a driving wheel, a driven wheel and an annular belt stretched on the driving wheel and the driven wheel, and a plurality of lifting plates vertical to the direction of the conveyor belt are arranged on the annular belt; the driving wheel is in transmission connection with the output end of the lifting motor through a transmission shaft. Preferably, the lifting plate is vertically fixed on the annular belt, so that the solid garbage falling on the conveying belt is conveyed to the filter press along with the annular belt to be subjected to pressure filtration.
Furthermore, the bottom surface of the grating hopper is obliquely arranged, and one end of the bottom surface of the grating hopper, which is close to the water inlet of the lake, is positioned under water; one end of the grating hopper, which is far away from the water inlet of the lake, is positioned on the water surface; the inclination angle of the bottom surface of grid fill is 5 ~ 8.
One end of the grid bucket, which is close to the water inlet, is positioned below the water surface but is not completely intercepting the water flow at the water inlet, so that organisms such as fish in the water flow can enter the lake from the lower part of the grid bucket, and the condition that the organisms such as fish cannot pass through the grid bucket to influence the biological chain of the lake is avoided. Simultaneously, because the slight slope setting of grid fill can make accumulational solid rubbish promote to the region that is located the surface of water on the bottom surface of grid fill by rivers, reach the preliminary separation of rivers and solid rubbish.
Further, the bottom surface of the filter disc is obliquely arranged, the oblique direction of the bottom surface of the filter disc is opposite to that of the grating hopper, the oblique angle of the bottom surface of the filter disc is 5-8 degrees, so that sewage after the grating hopper separates solid garbage enters the filter disc, and then naturally flows towards the direction of the ecological floating bed under the action of gravity.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model provides a pair of ecological prosthetic devices of lake water all sets up ecological floating bed and filter equipment at the water inlet in lake, realizes disturbing, the suspended particles filtration adsorbs the solid refuse collection in the water inlet in lake just with sewage, purifies river, canal water in getting into the lake, avoids being polluted serious river, canal water pollution lake water ecology.
(2) The utility model provides a pair of ecological bed that floats of lake water body ecological remediation device sets up to bilayer structure, makes sewage pass through the filterable sewage of filter disc and pass through the filter layer of ecological bed lower part that floats again, realizes secondary filter, purifies rivers, further improves the water quality that gets into the lake.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 4 is a schematic view of the filtering apparatus of the present invention;
the device comprises a grid hopper, a 2 residue filtering device, a 21 filter press, a 22 residue collecting cylinder, a 3 filtering device, a 31 filtering disc, 32 filtering filler, 4 ecological floating beds, 41 planting layers, 411 planting holes, 42 filtering layers, 421 filtering shells, 422 filler, 43 overflowing space, 5 lifting devices, 51 conveying belts, 511 lifting plates and 52 lifting motors.
Detailed Description
Embodiments of the present invention are described in detail below. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The utility model is used for when restoreing the water, put into the planting basket that plants with aquatic plant in its planting hole 411, aquatic plant adopts the hydrophyte, like spring life eye dish, bamboo leaves eye dish, water lily, Nuphar pumilum, water chestnut, gorgon fruit, royal jelly, swordlike houttuynia herb, the flower of doing all can again, canna, water hyacinth, aquatic iris, loosestrife etc. these aquatic plants need not soil, and the root system is flourishing, can go deep into the water, utilize the organic pollutant in the flourishing root system absorption, adsorption and digestion and the degradation water, reach good ecological remediation effect. The floating plants can limit the growth of algae and prevent the algae from being massively propagated to influence the water quality of the water body and the ecological environment of the water body.
The middle pressure filter 21 of the present invention is a commercially available filter press 21 capable of realizing solid-liquid separation, and is preferably a plate and frame filter press 21 or a vertical filter press 21.
The ecological floating bed 4 is anchored on the lakeside through chains, so that the ecological floating bed 4 is not flushed into the center of the lake by the water entering of rivers and ditches.
Example 1:
a lake water body ecological restoration device is arranged at a water inlet of a lake to be restored as shown in figures 1, 2 and 4, and comprises a grid bucket 1, a residue filtering device 2, a filtering device 3 and an ecological floating bed 4; the grid bucket 1 is arranged between the ecological floating bed 4 and the water inlet of the lake; the grating hopper 1 is in a horn shape, the width of one end of the grating hopper close to a water inlet of the lake is larger than that of one end of the grating hopper far away from the water inlet of the lake, and the bottom surface of the grating hopper 1 is hollowed; the filtering device 3 is arranged below the grating hopper 1; the filter residue device 2 is arranged on the ecological floating bed 4, and a lifting device 5 is arranged between the grating hopper 1 and the filter residue device 2.
The ecological floating bed 4 is provided with a plurality of planting holes 411, a plurality of aquatic plants are planted in the planting holes 411, the aquatic plants are used for absorbing, adsorbing, digesting and degrading organic pollutants in the sewage of rivers and ditches entering the lake, the sewage treatment is carried out at a water inlet, and the polluted sewage in the rivers and ditches is prevented from directly entering the lake to pollute the water body of the lake.
The filtering device 3 comprises a filtering disc 31 and filtering filler 32 filled in the filtering disc 31; the water outlet end of the filter disc 31 is connected with the ecological floating bed 4, so that the water filtered in the filter disc 31 enters the restoration and purification range of the ecological floating bed 4, and pollutants in the water are removed through the ecological floating bed 4.
The filter filler 32 comprises 9:0.5:0.5 gravel, river sand and active carbon.
The residue filtering device 2 comprises a filter press 21 and a residue collecting cylinder 22, the lifting device 5 comprises a conveyor belt 51 arranged between the grid hopper 1 and the ecological floating bed 4 and a lifting motor 52 arranged on the ecological floating bed 4, and the input end of the conveyor belt 51 is connected with the grid hopper 1; the filter press 21 is arranged on the ecological floating bed 4 and is connected with the output end of the conveyor belt 51; the slag collecting cylinder 22 is installed on the ecological floating bed 4 and is connected with a slag discharge port of the filter press 21. The filter press 21 pressurizes and filters the solid garbage conveyed by the conveyor belt 51 to obtain solid garbage with low water content, so that the volume and the mass of the solid garbage are reduced; the slag collecting barrel 22 is used for storing solid garbage, and is convenient for workers to centrally treat the solid garbage in the later period.
River water and ditch water contain more grit and fine sand mostly, therefore, filter packing 32 is unsuitable to adopt the fine sand that the granule is thinner, causes the filtration jam easily, adopts the great gravel of granule, river sand and active carbon can reduce the filtration jam of filter disc 31, prolongs prosthetic devices's good operation.
The working principle of the method is as follows: when sewage in rivers and ditches is discharged into lakes from a water inlet, solid pollutants floating on the water surface, such as plastics, solid organic matters, or light solid pollutants, in the water enter the grill hopper 1. Due to the impact effect of the water flow, the solid garbage is pushed and accumulated to one end close to the conveyor belt 51, the solid garbage is pushed to the conveyor belt 51 under the action of the water flow and is conveyed to the filter press 21 through the conveyor belt 51, the compressed and filtered solid garbage is obtained after filter pressing of the filter press 21 and is then discharged into the slag collecting barrel 22, and therefore later-stage workers can conveniently perform centralized treatment. Meanwhile, as the bottom surface of the grating bucket 1 is hollowed, sewage for filtering solid garbage enters the filter disc 31 from the hollowed bottom surface structure of the grating bucket 1, and is filtered and adsorbed by the filtering filler 32 in the filter disc 31 to filter gravel and suspended matters in the sewage; the filtered sewage enters the lower part of the ecological floating bed 4, the organic matters in the sewage are absorbed and decomposed by the root system of the aquatic plants planted on the ecological floating bed 4 to obtain purified water, and the purified water enters the lake, so that the ecological environment of the lake is quickly restored.
Example 2:
the embodiment is further optimized on the basis of the embodiment 1; as shown in fig. 3, the ecological floating bed 4 comprises a planting layer 41 and a filtering layer 42 positioned below the planting layer 41; a flow-spreading space 43 for water flow is arranged between the planting layer 41 and the filtering layer 42; planting holes 411 are arranged in a matrix on the planting layer 41, and through holes are arranged on the filter layer 42 corresponding to the planting holes 411; a plurality of filtering holes are uniformly formed in the filtering layer 42; the water outlet end of the filter disc 31 is communicated with the overflowing space 43; planting baskets in which aquatic plants are planted are placed in the planting holes 411. The planting baskets extend from the planting layer 41 to the filter layer 42. The bottom surface of the planting basket is hollowed out, so that the root system of the aquatic plant grows downwards.
The water filtered by the filter disc 31 directly enters the overflowing space 43, then flows downwards after being filtered for the second time by the filter layer 42 to enter the growth range of the root system of the aquatic plant, and is absorbed and decomposed by the root system of the aquatic plant to obtain clean water.
The sewage of the river channel or the ditch is subjected to secondary filtration to remove sand and stone particle suspended particles in the sewage, reduce pollutants in the sewage, improve the water quality of water entering a lake and restore the water quality of the lake.
The rest of this embodiment is basically the same as embodiment 1, and therefore, description thereof is omitted.
Example 3:
the embodiment is further optimized on the basis of embodiment 1 or 2, wherein the conveyor belt 51 comprises a driving wheel, a driven wheel and an annular belt stretched on the driving wheel and the driven wheel, and the annular belt is provided with a plurality of lifting plates 511 perpendicular to the direction of the conveyor belt; the driving wheel is in transmission connection with the output end of the lifting motor 52 through a transmission shaft. Preferably, the lifting plate 511 is vertically fixed on the endless belt, so that the solid garbage falling on the conveyor belt 51 is conveyed into the filter press 21 along the endless belt for pressure filtration.
The rest of this embodiment is basically the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
the embodiment is further optimized on the basis of any one of embodiments 1 to 3, as shown in fig. 4, the bottom surface of the grid bucket 1 is obliquely arranged, and one end, close to the water inlet, of the bottom surface of the grid bucket 1 is located under water; one end of the grille bucket 1, which is far away from the water inlet, is positioned on the water surface; the inclination angle of the bottom surface of the grid bucket 1 is 5-8 degrees. One end of the grid bucket 1, which is close to the water inlet, is positioned below the water surface but is not completely intercepting the water flow at the water inlet, so that organisms such as fish in the water flow can enter the lake from the lower part of the grid bucket 11, and the condition that the organisms such as fish cannot pass through and influence the biological chain of the lake due to the arrangement of the grid bucket 1 is avoided. Meanwhile, due to the slightly inclined arrangement of the grating bucket 1, the accumulated solid garbage can be pushed to the area on the water surface on the bottom surface of the grating bucket 1 by water flow, and the primary separation of the water flow and the solid garbage is achieved.
The rest of this embodiment is substantially the same as any of embodiments 1 to 3, and thus, description thereof is omitted.
The above, it is only the preferred embodiment of the present invention, not right the present invention does any restriction in any form, all the basis the present invention discloses a technical entity does any simple modification, equivalent change to the above embodiments, all fall into the protection scope of the present invention.
Claims (8)
1. The utility model provides a lake water body ecological remediation device, sets up the water inlet department in the lake that waits to restore, its characterized in that: comprises a grating hopper (1), a residue filtering device (2), a filtering device (3) and an ecological floating bed (4); the grid hopper (1) is arranged between the ecological floating bed (4) and a water inlet of the lake; the grating hopper (1) is in a horn shape, the width of one end of the grating hopper close to the water inlet of the lake is larger than that of one end of the grating hopper far away from the water inlet of the lake, and the bottom surface of the grating hopper (1) is hollowed; the filtering device (3) is arranged below the grating hopper (1); the filter residue device (2) is arranged on the ecological floating bed (4), and a lifting device (5) is arranged between the grating hopper (1) and the filter residue device (2).
2. The ecological restoration device for the water body in the lake according to claim 1, wherein: the filter device (3) comprises a filter disc (31) and filter filler (32) filled in the filter disc (31); the water outlet end of the filter disc (31) is communicated with the ecological floating bed (4).
3. The ecological restoration device for the water body in the lake according to claim 2, wherein: the ecological floating bed (4) comprises a planting layer (41) and a filtering layer (42) positioned below the planting layer (41); a flow-spreading space (43) for water flow is arranged between the planting layer (41) and the filtering layer (42); planting holes (411) arranged in a matrix are formed in the planting layer (41), and through holes are formed in the filter layer (42) corresponding to the planting holes (411); a plurality of filtering holes are uniformly formed in the filtering layer (42); the water outlet end of the filter disc (31) is communicated with the overflowing space (43); planting baskets in which aquatic plants are planted are placed in the planting holes (411).
4. The ecological restoration device for the water body in the lake according to claim 3, wherein: the filtering layer (42) comprises a hollow filtering shell (421) and a filler (422) filled in the filtering shell (421).
5. The ecological restoration device for the lake water body according to any one of claims 1 to 4, characterized in that: the filter residue device (2) comprises a filter press (21) and a residue collecting cylinder (22), the lifting device (5) comprises a conveyor belt (51) arranged between the grid hopper (1) and the ecological floating bed (4) and a lifting motor (52) arranged on the ecological floating bed (4), and the input end of the conveyor belt (51) is connected with the grid hopper (1); the filter press (21) is arranged on the ecological floating bed (4) and is connected with the output end of the conveyor belt (51); the slag collecting cylinder (22) is arranged on the ecological floating bed (4) and is connected with a slag discharging port of the filter press (21).
6. The ecological restoration device for the water body in the lake according to claim 5, wherein: the conveying belt (51) comprises a driving wheel, a driven wheel and an annular belt stretched on the driving wheel and the driven wheel, and a plurality of lifting plates (511) vertical to the direction of the conveying belt are arranged on the annular belt; the driving wheel is in transmission connection with the output end of the lifting motor (52) through a transmission shaft.
7. The ecological restoration device for the lake water body according to any one of claims 2 to 4 and 6, which is characterized in that: the bottom surface of the grating hopper (1) is obliquely arranged, and one end, close to a water inlet of a lake, of the bottom surface of the grating hopper (1) is positioned under water; one end of the grid bucket (1) far away from the water inlet of the lake is positioned on the water surface; the inclination angle of the bottom surface of the grid bucket (1) is 5-8 degrees.
8. The ecological restoration device for the water body in the lake according to claim 3, wherein: the bottom surface slope of filter disc (31) sets up, just the incline direction of the bottom surface of filter disc (31) is opposite with grid fill (1) incline direction, the inclination of the bottom surface of filter disc (31) is 5 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920462523.6U CN210505938U (en) | 2019-04-08 | 2019-04-08 | Lake water body ecological restoration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920462523.6U CN210505938U (en) | 2019-04-08 | 2019-04-08 | Lake water body ecological restoration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210505938U true CN210505938U (en) | 2020-05-12 |
Family
ID=70541821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920462523.6U Expired - Fee Related CN210505938U (en) | 2019-04-08 | 2019-04-08 | Lake water body ecological restoration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210505938U (en) |
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2019
- 2019-04-08 CN CN201920462523.6U patent/CN210505938U/en not_active Expired - Fee Related
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