CN213037630U

CN213037630U - Artificial lake water circulation system

Info

Publication number: CN213037630U
Application number: CN202021800624.9U
Authority: CN
Inventors: 盛洁; 王倩; 吕凤英; 贾玉成; 王艳
Original assignee: Beijing Ansheng Ecological Garden Co ltd
Current assignee: Beijing Ansheng Ecological Garden Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-23
Anticipated expiration: 2030-08-25

Abstract

The application relates to an artificial lake water circulation system, which comprises a filter tank, a water circulation mechanism and a water drop area, wherein the filter tank is arranged at the bottom of an artificial lake, and a coarse filter layer, a fine filter layer and a filter screen are sequentially arranged in the filter tank from top to bottom; the water circulation mechanism comprises a water pump and a circulating water pipe, the water drop area is arranged on one side of the artificial lake, the height of the water drop area is higher than the water level of the artificial lake, one end of the circulating water pipe is communicated with the bottom of the filtering tank, the other end of the circulating water pipe extends to one side, far away from the artificial lake, of the water drop area, and the water pump is matched with the circulating water pipe to convey lake water in the filtering tank to the upper side of the water drop area; the water drop area is provided with a stone bank and a planting area, the stone bank is arranged on one side, away from the artificial lake, of the water drop area, the planting area is arranged on the other side, and vegetation is planted in the planting area. The method has the effects of improving the water circulation of the artificial lake, purifying the lake water and increasing the dissolved oxygen content of the lake water.

Description

Artificial lake water circulation system

Technical Field

The application relates to the field of water circulation of artificial lakes, in particular to a water circulation system of an artificial lake.

Background

The artificial lake is generally a lake excavated by people in a planned and purposeful way and is generated in an unnatural environment. After the artificial lake runs for half a year or one year, the algae are overflowed, the water body is turbid, and if the algae are seriously turbid, the phenomenon of blackening and smelling can occur. And even after water is injected into the newly-built artificial lake, the water body becomes turbid in a short time in summer. Artificial lakes are mostly constructed or transformed manually, water systems are closed, surrounding human activities are frequent, and the artificial lakes are easily polluted.

Meanwhile, the water body of the artificial lake is lack of flow, so that the water body of the lake water is anaerobic, the anaerobic bacteria are propagated in a large quantity, and the organisms in the water body are propagated in a large quantity, so that the water body is overloaded, the water quality of the water body is deteriorated, the ecological system of the water body is out of balance,

in view of the related art as described above, the inventors considered that there is a defect that the lake water of the artificial lake lacks circulation.

SUMMERY OF THE UTILITY MODEL

In order to effectively perform the circulation purification of lake water, the application provides an artificial lake water circulation system.

The application provides an artifical lake water circulating system adopts following technical scheme:

the utility model provides an artificial lake water circulation system, includes filtering ponds, hydrologic cycle mechanism, drop district, and wherein the filtering ponds setting is in the bottom in artificial lake, and hydrologic cycle mechanism includes water pump and circulating pipe, and the drop district sets up in artificial lake one side, and the height in drop district is higher than the water level height in artificial lake, and circulating pipe one end intercommunication filtering ponds bottom, the other end extend to and keep away from artificial lake one side on the drop district, and the water pump cooperation circulating pipe carries the lake water in the filtering ponds to drop district upside.

By adopting the technical scheme, the lake water at the bottom of the artificial lake enters the filter tank with lower height, is primarily filtered by the filter tank and then flows down from the upper side of the water drop area through the cooperation of the water pump and the circulating water pipe; aerating and oxygenating the lake water in the water drop area, and fully contacting with air to improve the dissolved oxygen content in the lake water, so that microorganisms in the artificial lake can perform oxidative decomposition on organic matters in the lake water under the condition of sufficient dissolved oxygen; due to the high height of the water drop area, the lake water can flow back into the artificial lake after aeration for the next circulation.

Preferably, a coarse filtering layer, a fine filtering layer and a filtering net are sequentially arranged in the filtering tank from top to bottom.

By adopting the technical scheme, the lake water is subjected to triple filtration in the filtering tank through the coarse filtering layer, the fine filtering layer and the filtering net in sequence, so that the purification efficiency of the lake water in the circulation process is higher.

Preferably, one end of the circulating water pipe, which is positioned at the upper side of the water drop area, is provided with a water separator, one end of the water separator is communicated with the circulating water pipe, and the other end of the water separator is divided into a plurality of water outlet pipes with smaller radius and transversely arranged at the upper side of the water drop area.

By adopting the technical scheme, the lake water can more uniformly flow through the water drop area, more sufficient aeration and oxygenation are carried out, and the dissolved oxygen in the lake water is further increased.

Preferably, the water drop area is provided with a stone bank and a planting area, the stone bank is arranged on one side, away from the artificial lake, of the water drop area, the planting area is arranged on the other side, and the planting area is planted with vegetation.

By adopting the technical scheme, the lake water can be fully aerated through the rock ridge firstly, then flows into the artificial lake through the planting area after the vegetation is purified, and further improves the purification efficiency of the lake water in the circulation process.

Preferably, the rock ridge comprises a terraced ground and a plurality of rock steps, the terrain of one side of the terraced ground, which is far away from the artificial lake, is higher, and the rock steps are arranged along the terraced ground.

By adopting the technical scheme, the lake water can flow downwards along the terraces, and the multi-stage aeration oxygenation is carried out on the stone steps, so that the dissolved oxygen in the lake water is further increased.

Preferably, the height of the stone rank is higher near the edge of the artificial lake.

By adopting the technical scheme, a recess with a V-shaped cross section is formed between the stone steps and the terraces, so that lake water slightly stays on each step of the stone steps, aeration and oxygenation are more sufficient, and dissolved oxygen in the lake water is further increased.

Preferably, the planting area comprises a plurality of planting grids which are adjacently arranged, and the vegetation is planted in the planting grids.

Through adopting above-mentioned technical scheme, plant the vegetation in planting the check, both can reduce the loss of nutrient soil, can also play the effect of solid root of protection.

Preferably, the side wall and the bottom of the planting lattice are provided with a plurality of air holes.

By adopting the technical scheme, lake water can enter the planting layer through the air holes and be purified under the action of vegetation, and rainwater can naturally permeate through the air holes after being filtered by soil; meanwhile, the air holes can also ensure sufficient oxygen in the soil, thereby being beneficial to the growth of vegetation.

Preferably, the planting lattices are internally provided with a filter screen, fine sand stones and soil from bottom to top, and the vegetation is planted in the soil.

By adopting the technical scheme, the filter screen can prevent fine sand stones or soil from entering lake water from the air holes, and meanwhile, water can also pass through the filter screen, and the fine sand stones can ensure that the air permeability of the soil is better and the loss of nutrient soil can be reduced.

Preferably, the planting area further comprises enclosing barriers which are arranged on two sides of the planting area in an enclosing mode.

Through adopting above-mentioned technical scheme, enclose the fender and can protect the vegetation in the planting check, make in rainy weather, reduce the soil in the unit planting check and be taken away the nutrient soil loss that causes by rainwater or wind, also reduced the pollution that causes in soil gets into artifical lake.

Drawings

FIG. 1 is a sectional view of an artificial lake water circulation system;

FIG. 2 is a sectional view of a filtering pond of the artificial lake water circulating system;

FIG. 3 is a schematic perspective view of a drop zone of the artificial lake water circulation system;

FIG. 4 is a schematic three-dimensional structure of planting lattice of artificial lake water circulation system

Fig. 5 is a sectional view of a planting lattice of the artificial lake water circulation system planted with vegetation.

Description of reference numerals: 1. a filtration tank; 11. a coarse filtration layer; 12. a fine filtering layer; 13. a filter screen; 14. a spacer; 15. a support frame; 2. a water circulation mechanism; 21. a water pump; 22. a circulating water pipe; 221. a water inlet end; 222. a water outlet end; 223. a water separator; 2231. a water inlet pipe; 2232. a water diversion pipe; 3. a water drop zone; 31. a stone ridge; 311. a terrace; 312. a stone step; 32. a planting area; 321. planting grids; 3211. air holes are formed; 3212. filtering with a screen; 3213. fine sand and stone; 3214. soil; 322. vegetation; 323. and (7) fencing.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an artificial lake water circulation system. Referring to fig. 1 and 2, the artificial lake water circulation system comprises a filter tank 1, a water circulation mechanism 2 and a water drop area 3, wherein the filter tank 1 is arranged at the bottom of the artificial lake, and the bottom end of the filter tank 1 is lower than the bottom height of the artificial lake; the bottom of the filter tank 1 is gradually contracted from high to low so as to be communicated with the water circulation mechanism 2, a coarse filter layer 11, a fine filter layer 12 and a filter screen 13 are sequentially arranged in the filter tank 1 from top to bottom, a separation frame 14 is arranged between the coarse filter layer 11 and the fine filter layer 12, and a support frame 15 is arranged on the lower side of the filter screen 13; the coarse filter layer 11 is generally made of coarse sand, gravel and other materials, and the fine filter layer 12 is generally made of fine gravel or other filter materials; the separation frame 14 and the support frame 15 are both in a grid structure and are fixed on the side wall of the filter tank 1.

Referring to fig. 1 and 3, the water circulation mechanism 2 comprises a water pump 21 and a circulating water pipe 22, the water pump 21 is communicated with the circulating water pipe 22, a water inlet end 221 of the circulating water pipe 22 is communicated with the bottom of the filtering pond 1, a water outlet end 222 of the circulating water pipe 22 extends to the side, far away from the artificial lake, of the water drop area 3, and the water pump 21 is matched with the circulating water pipe 22 to convey lake water in the filtering pond 1 to the upper side of the water drop area 3; the water distributor 223 is arranged at the water outlet end 222 of the circulating water pipe 22, the water distributor 223 comprises a water inlet pipe 2231 and a plurality of water distribution pipes 2232, the water inlet pipe 2231 is a hollow cylinder structure which is transversely arranged, the length of the water inlet pipe 2231 is matched with the width of the water drop area 3, the lower end of the water inlet pipe 2231 is communicated with the water outlet end 222, the water distribution pipes 2232 are transversely arranged at one side of the water inlet pipe 2231 which is close to the artificial lake, and the lake water enters the water inlet pipe 2231 from the water outlet end 222 of the circulating water pipe 22 and then flows to the upper end of the water drop area 3 through.

The water dropping area 3 is arranged on one side of the artificial lake, and the height of the water dropping area 3 is higher than the water level of the artificial lake; the water drop area 3 is provided with a rock ridge 31 and a planting area 32, the rock ridge 31 is arranged on one side of the water drop area 3 away from the artificial lake, and the planting area 32 is arranged on the other side, so that the lake water flowing out of the water outlet end 222 firstly passes through the rock ridge 31 for aeration, the dissolved oxygen content in the lake water is increased, and then flows into the artificial lake after being filtered and purified by the planting area 32; the rockfill 31 comprises a terraced land 311 and a plurality of stone steps 312, the terraced land 311 is higher on the side far away from the artificial lake, the stone steps 312 are arranged along the terraced land 311, and the height of the stone steps 312 close to the edge of the artificial lake is higher, so that lake water can slightly stay at the sunken part between the stone steps 312 and the terraced land 311, and aeration is more sufficient; the planting area 32 comprises a plurality of planting lattices 321 which are adjacently arranged, the planting lattices 321 are generally rectangular structures, and can also be hexagonal structures and other structures, the adjacent planting lattices 321 are fixedly connected, and the vegetation 322 is planted in the planting lattices 321; the two sides of the planting area 32 are provided with barriers 323, the barriers 323 can be built by cobblestones or materials such as coarse sand and gravels, and the barriers 323 can protect the vegetation 322 in the planting grids 321; referring to fig. 4 and 5, the side wall and the bottom end of the planting lattice 321 are provided with air holes 3211, the planting lattice 321 is further provided with a filter screen 3212, fine gravel 3213 and soil 3214, the filter screen 3212 is laid on the lowermost layer of the planting lattice 321, the fine gravel 3213 is laid on the upper side of the filter screen 3212, the soil 3214 is laid on the upper side of the fine gravel 3213, and vegetation 322 is planted in the soil 3214; the filter screen 3212 can prevent fine gravel 3213 or soil 3214 from entering the lake water through the air holes 3211, and allow water to pass through, and the fine gravel 3213 can improve the air permeability of the soil 3214.

The implementation principle of the artificial lake water circulation system in the embodiment of the application is as follows: firstly, lake water in an artificial lake enters a filtering pond 1 at the bottom of the lake, is subjected to triple filtration through a coarse filtering layer 11, a fine filtering layer 12 and a filtering net 13 and then enters a circulating water pipe 22; then, under the action of the water pump 21, the lake water is transmitted from the water inlet end 221 to the water outlet end 222, and then flows to the upper end of the drop area 3 from the water diversion pipe 2232 of the water segregator 223; the lake water firstly passes through the upper rock ridge 31 and slightly stays at the sunken part between each group of rock step 312 and the terrace 311 for aeration and oxygenation, so that the dissolved oxygen content in the lake water is increased, the anaerobic environment of the lake water is changed, and the growth of bacteria is inhibited; finally, the lake water flows to the planting area 32 after passing through the rock ridge 31, and the lake water after one purification cycle flows back to the artificial lake after the vegetation 322 is purified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An artificial lake water circulation system is characterized in that: including filtering ponds (1), water circulation mechanism (2), drop district (3), wherein filtering ponds (1) set up the bottom in artifical lake, water circulation mechanism (2) include water pump (21) and circulating pipe (22), drop district (3) set up in artifical lake one side, the height that highly is higher than artifical lake in drop district (3), circulating pipe (22) one end intercommunication filtering ponds (1) bottom, the other end extends to and keeps away from artifical lake one side on drop district (3), water pump (21) cooperation circulating pipe (22) carry the lake water in filtering ponds (1) to drop district (3) upside.

2. The artificial lake water circulation system according to claim 1, wherein: a coarse filtering layer (11), a fine filtering layer (12) and a filtering net (13) are sequentially arranged in the filtering tank (1) from top to bottom.

3. The artificial lake water circulation system according to claim 1, wherein: one end of the circulating water pipe (22) located on the upper side of the water drop area (3) is provided with a water distributor (223), one end of the water distributor (223) is communicated with the circulating water pipe (22), the other end of the water distributor is communicated with a plurality of water outlet pipes (2232), and the water outlet pipes (2232) are transversely arranged on the upper side of the water drop area (3).

4. The artificial lake water circulation system according to claim 1, wherein: the water-dropping area (3) is provided with a stone bank (31) and a planting area (32), the stone bank (31) is arranged on one side, away from the artificial lake, of the water-dropping area (3), the planting area (32) is arranged at the lower part of the stone bank (31), and the planting area (32) is planted with vegetation (322).

5. The artificial lake water circulation system according to claim 4, wherein: the rockfill (31) comprises a terrace (311) and a plurality of stone steps (312), the terraced fields (311) are higher in terrain on the side away from the artificial lake, and the stone steps (312) are arranged along the terrace (311).

6. The artificial lake water circulation system according to claim 5, wherein: the height of the stone step (312) close to the edge of the artificial lake is higher.

7. The artificial lake water circulation system according to claim 4, wherein: the planting area (32) comprises a plurality of planting grids (321) which are adjacently arranged, and the vegetation (322) is planted in the planting grids (321).

8. The artificial lake water circulation system according to claim 7, wherein: the side wall and the bottom of the planting grid (321) are provided with a plurality of air holes (3211).

9. The artificial lake water circulation system according to claim 8, wherein: the planting grids (321) are internally provided with a filter screen (3212), fine sand stones (3213) and soil (3214) from bottom to top, and the vegetation (322) is planted in the soil (3214).

10. The artificial lake water circulation system according to claim 4, wherein: the planting area (32) further comprises enclosing barriers (323), and the enclosing barriers (323) are arranged on two sides of the planting area (32) in an enclosing mode.