CN-119660985-B - Ecological circulation system for rapid purification of river channel

CN119660985BCN 119660985 BCN119660985 BCN 119660985BCN-119660985-B

Abstract

The invention relates to a rapid river purification ecological circulation system which comprises a filtering structure, wherein the filtering structure comprises a supporting frame fixedly supported on a river, a plurality of filtering units extending into the river are arranged on the supporting frame at intervals, the filtering units are plate-shaped and can be adjusted in angle relative to the supporting frame, an ecological floating bed comprises a plurality of floating plates which are detachably connected, grooves for placing green planting basins are formed in the floating plates, through holes are formed in the bottoms of the grooves, connecting parts are formed in four corners of the ecological floating bed, adjacent ecological floating beds are connected through connecting pieces, the floating plates are fixedly connected with the bottom of the river through connecting ropes so that the ecological floating bed floats on the river, an aerating device is paved at the bottom of the river, the filtering structure can be used for adjusting the angle, when the river is large in water flow, the panel of the filtering units is identical to the river flow direction, and when the river is small in water flow, the panel of the filtering units is perpendicular to the river flow direction of the river, and therefore the river is filtered.

Inventors

Feng dakuo
LU HAILU
ZENG FENGJUAN
CHEN JING
CHEN PENGWEI

Assignees

中国建筑第七工程局有限公司

Dates

Publication Date: 20260512
Application Date: 20241109

Claims (5)

1. The utility model provides a river course purifies ecological cycle system fast which characterized in that includes: The filter structure is arranged at the upstream of the river channel and comprises a support frame fixedly supported on the river channel, and a plurality of filter units extending into the water body of the river channel are arranged on the support frame at intervals; The filtering unit is plate-shaped and can be adjusted relative to the angle of the supporting frame; when the river water flow is large, the plate surface of the filtering unit is the same as the flow direction, so that the river water of the river is discharged; when the river water flow is smaller, the plate surface of the filtering unit is vertical to the flow direction so as to filter the river water of the river; The filtering unit comprises a stone filtering layer and an activated carbon block layer which are arranged perpendicular to the plate surface; The ecological floating bed is arranged at the downstream of the filtering structure and comprises a plurality of floating plates which are detachably connected, wherein the floating plates are provided with grooves for placing green planting pots, and the bottoms of the grooves are provided with through holes which are vertically communicated; the aeration device is arranged at the downstream of the ecological floating bed and paved at the bottom of the river channel to supply oxygen to the river water of the river channel; The bottom of the river channel is provided with a bottom plate, the bottom of the filtering unit is hinged with the bottom plate, two connecting rods extending in the up-down direction are symmetrically fixed above the filtering unit, and the support frame is provided with a guide groove for the connecting rods to pass through; the top ends of the two connecting rods are fixedly provided with cross rods, the middle parts of the cross rods in the extending direction of the cross rods are fixedly provided with vertical rods, the lower ends of the vertical rods extend to the supporting frame and are rotatably arranged relative to the supporting frame, the upper ends of the vertical rods are fixedly provided with gears, racks meshed with the gears are arranged on the supporting frame and are used for driving the gears, and the gears and the racks are used for driving the gears to realize the angle adjustment of the filtering unit; the guide grooves are arc-shaped with the axis of the vertical rod as the center and the distance between the vertical rod and the connecting rod as the radius, each filter unit corresponds to two guide grooves, and the two guide grooves are symmetrical about the projection center of the axis of the vertical rod on the horizontal plane; The central angle corresponding to the guide grooves is 90 degrees, and each filter unit corresponds to two guide grooves, namely a first guide groove and a second guide groove which are arranged front and back; when one connecting rod of the filtering unit is positioned at the rear end of the first guide groove and the other connecting rod is positioned at the front end of the second guide groove, the plate surface of the filtering unit is vertical to the flow direction; When one connecting rod of the filtering unit is positioned at the front end of the first guide groove, the other connecting rod is positioned at the rear end of the second guide groove, and the plate surface of the filtering unit is parallel to the flow direction; The filtering structure comprises positioning structures which are arranged on the supporting frame and used for clamping and limiting the connecting rods, four groups of positioning structures are correspondingly arranged on each filtering unit, and the positioning structures clamp the connecting rods at the end parts of the guide grooves so that the filtering units are in a state that the plate surfaces of the filtering units are vertical to the flow direction or the plate surfaces of the filtering units are parallel to the flow direction; The positioning structure comprises a pair of fixing plates fixedly connected with the relative support frame, clamping plates are slidably arranged on the opposite sides of the fixing plates in a guiding manner, the support frame is fixedly provided with a telescopic structure, the clamping plates are fixedly connected with the telescopic structure, and when the clamping plates extend out, the limiting rods are clamped and limited.
2. The rapid riverway purification ecological circulation system according to claim 1, wherein four strip holes which are vertically communicated are uniformly distributed on the floating plate in the circumferential direction of the groove, and rope passing grooves are formed between the strip holes and the edges of the floating plate.
3. The rapid river purification ecological cycle system according to claim 2, wherein the connecting parts are support plates arranged at four corners of the floating plate, the thickness of the support plates is smaller than that of the floating plate, the support plates are provided with connecting holes, the connecting parts comprise circular plate structures, through holes corresponding to the connecting holes of the support plates are formed in the circular plate structures, and the connecting parts further comprise bolts sequentially penetrating through the connecting holes and the through holes.
4. The rapid riverway purification ecological circulation system according to claim 1, wherein the aeration device comprises a main pipeline and an air distribution pipe paved at the bottom of the riverway, and the main pipeline is communicated with the air distribution pipe through a communicating pipe.
5. The rapid riverway purification ecological circulation system according to claim 4, wherein the air distribution pipe comprises a plurality of transverse pipes arranged at intervals and a vertical pipe communicated with the transverse pipes, the transverse pipes and the vertical pipe form a horizontal pipe network, and the communicating pipe is communicated with the vertical pipe.

Description

Ecological circulation system for rapid purification of river channel Technical Field The invention belongs to the technical field of environmental protection, and particularly relates to a rapid riverway purification ecological circulation system. Background The black and odorous urban river is mainly characterized in that excessive river water pollution causes unbalanced oxygen consumption and oxygen demand of the water body, and pollutants are converted into malodorous substances such as ammonia nitrogen hydrogen sulfide, volatile organic acid and the like and black substances such as iron and manganese sulfide and the like under the condition. The river flowing through the city bears the functions of urban pollution discharge and flood discharge, a large amount of biological sewage, industrial wastewater and rainwater containing pollutants are discharged into the river every day, so that the ecology of the river channel water body is deteriorated, a black and odorous river is formed, the health of urban residents and the urban environment are influenced, and the urban environment is a difficult problem to solve. In the prior art, the method for treating the sewage in the river comprises the steps of introducing the sewage in the river into functional bodies such as a wetland or an ecological bank zone through corresponding means, treating polluted water, precipitation and runoff through the wetland, the ecological bank zone and other purifying functional bodies, reducing organic matters in the water, reducing sludge, adding new water into a water channel, a lake body and the like, regulating endogenous pollution, and recovering the nutrition structure of the water through microorganism composite bacteria to stabilize or reconstruct the ecological system and the food chain structure. The traditional treatment method has the defects that firstly, the polluted water and the rainfall are treated through a wetland, an ecological bank zone and other purification functional bodies, the area occupied by the method is wide, a certain area of treatment vacant land is required to be allocated, the drainage engineering is relatively complex in construction, the operation difficulty is high, the cost is high, the conditions are not met in some sewage treatment sections, secondly, the operation difficulty of reducing organic matters and sludge in the water is high, a plurality of chemical treatment methods are required to be matched, the cost is high, a large amount of chemical raw materials are required to be consumed, large-scale mechanical equipment is required to be used, the final treatment effect is not ideal, even secondary pollution is possibly caused, a large amount of water purification resources are wasted by the method of adding new water into a water channel and a lake body, the supplement amount is relatively large, the effective treatment of the pollution sources cannot be basically implemented, the treatment method is long in treatment time and the treatment range is small, and the treatment effect on the non-flowing sewage is very little. The traditional sewage treatment equipment and method have the defects of high cost, unobvious effect, wide treatment range, serious resource waste, strong restriction and the like. Disclosure of Invention In view of the above, the invention aims to provide a rapid riverway purification ecological circulation system so as to solve the technical problems of high cost and insignificant effect of sewage treatment equipment and methods in the prior art. In order to achieve the purpose, the technical scheme adopted by the rapid riverway purification ecological circulation system is as follows: a rapid riverway purification ecological cycle system, comprising: The filter structure is arranged at the upstream of the river channel and comprises a support frame fixedly supported on the river channel, and a plurality of filter units extending into the water body of the river channel are arranged on the support frame at intervals; The filtering unit is plate-shaped and can be adjusted relative to the angle of the supporting frame; when the river water flow is large, the plate surface of the filtering unit is the same as the flow direction, so that the river water of the river is discharged; when the river water flow is smaller, the plate surface of the filtering unit is vertical to the flow direction so as to filter the river water of the river; The filtering unit comprises a stone filtering layer and an activated carbon block layer which are arranged perpendicular to the plate surface; The ecological floating bed is arranged at the downstream of the filtering structure and comprises a plurality of floating plates which are detachably connected, wherein the floating plates are provided with grooves for placing green planting pots, and the bottoms of the grooves are provided with through holes which are vertically communicated; The aeration device is arranged at the downstream