CN103880190A - Tippable combined ecological floating bed for a flood discharge channel - Google Patents
Tippable combined ecological floating bed for a flood discharge channel Download PDFInfo
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- CN103880190A CN103880190A CN201410124280.7A CN201410124280A CN103880190A CN 103880190 A CN103880190 A CN 103880190A CN 201410124280 A CN201410124280 A CN 201410124280A CN 103880190 A CN103880190 A CN 103880190A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention belongs to the field of water environment protection, and discloses a tippable combined ecological floating bed for a flood discharge channel, which is suitable for water quality purification and environment protection of a river with the function of a flood discharge channel. The ecological floating bed comprises a floating bed outer frame, a floating bed fixing device, a floating bed module and a tilting control device, wherein the floating bed module comprises a planting matrix, a planting matrix supporting frame and a rotating shaft, and the floating bed module is fixed on the floating bed framework through the rotating shaft and can rotate relative to the floating bed framework; the floating bed fixing device is connected with the floating bed outer frame and used for fixing the floating bed and triggering the tilting action; the tilting control device is fixed in the middle of the floating bed outer frame and connected with the floating bed module through a suspension rope; all the planting matrixes in the combined floating bed are laid on the water surface like the common floating beds under the conditions of dry seasons and low level in normal river flow periods; all the floating bed modules automatically tilt in high water periods when the water level rises close to the warning water level; and after the flood discharge of the river is over, the combined floating bed automatically restores to the initial flat state.
Description
Technical field
The present invention relates to a kind of polluted river quality purifying device for water, particularly a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, belong to water environment protection field.
Background technology
Artificial ecology floating bed, be otherwise known as artificial bio-membrane's floating bed, biological floating island etc., be widely used in the restoration of the ecosystem and training works in polluted river, lake in recent years.Its purification mechanism is the katabolism effect to the nutritive substance in water body of the microorganism of the direct absorption to pollutent and root system of plant surface attachment by root system of plant, nutritive substance in water body and pollutent are absorbed and transformed, thereby realize the object of improving water quality and repairing aquatic ecosystem.Biological floating bedly can also provide the roost of birds and fish except thering is the effect purifying water, there is the function of beautifying view and creating biological living condition.Through development and application for many years, biological floating bed technology is comparatively ripe, at degradation water body pollution, beautify the aspects such as view and brought into play extraordinary effect, has become the conventional in-situ treatment technology of the polluted water body restoration of the ecosystem of lake, river and purifying treatment at present.
At present structure formation, arrangement mode and the profile of widely used floating bed have broad variety, and various have strengthen the biological floating bed of detergent power also continuing to bring out, as aerating apparatus being set in floating bed and hanging bionic filler etc. below floating bed, these technology all effectively carried ground high biological floating bed treatment effect, keep away big vast function but do not possess.When above-mentioned biological floating bed while being applied to flood discharge river, can produce serious resistance effect in flood season when river course flood, the harmony that increases the water surface is high, simultaneously under the shock action of mass-flow, the above-mentioned biological floating bed phenomenons such as coming off of root system of plant fracture and surface biological film that very easily cause, and catadromous rubbish also can clash into or winder root system or filler when flood passage, make flood season later the purification efficiency of floating bed can significantly reduce, time that need to be longer could be recovered its purification function.Therefore the biological floating bed use in this type of flood discharge river of, commonly using is at present limited by very large.
Summary of the invention
The object of the invention is to overcome existing fixed biological floating bed shortcoming with not enough, proposed a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, the floating bed module of can automatically tumbling in the time of river course flood in floating bed can be tumbled automatically, root system of plant is surfaced, reduce the resistance effect of floating bed, also avoided root system of plant directly impacted by mass-flow and be damaged.Finish after water level decline at flood passage, combination floating bed can restPose automatically, does not need Artificial Control.
For achieving the above object, the present invention has following feature:
The present invention proposes a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, described combined ecological floating bed comprises floating bed housing, floating bed module, floating bed fixed link and tipping control device; Described floating bed module is arranged on floating bed housing, and described floating bed housing below is provided with some Supported Nylon ropes, the floating bed module keeping flat for support; Described floating bed housing front part sides is provided with two U-shaped grooves, and for being connected with floating bed fixed link, described floating bed fixed link is fixed on riverbed, in described floating bed module, tipping control device is set.
The number of above-mentioned floating bed module is even number, symmetrical installation in floating bed housing, and the direction of tumbling of the floating bed module of both sides should be contrary, keeps balance to make combining floating bed under rollover conditions.
Above-mentioned floating bed housing is hollow structure, and material is engineering plastics, can make to combine floating bed and float on the water surface.
" Y " type that is shaped as of above-mentioned floating bed fixed link, its underpart is fixed in riverbed, and top is made up of low fixed link and high fixed link; The overhead height of described high fixed link is higher than low fixed link, and two bars can insert in the U-shaped groove of floating bed housing simultaneously, and floating bed housing is played to position-limiting action.
Above-mentioned floating bed module comprises plantation matrix, plantation matrix carriage and rotating shaft, and described plantation matrix is fixed on plantation matrix carriage, for planting aquatic plants; Between every plantation matrix, leave certain interval, to increase the aqueous vapor exchange area of below water body; Described rotating shaft is fixed together with plantation matrix carriage, and floating bed module is fixed on floating bed housing by rotating shaft, and can rotate around the axis.
Above-mentioned tipping control device comprises suspension frame, fork, top sheave, lower sheave, clasp and transmission rope; Described suspension frame two ends are separately fixed at the middle part of floating bed housing, and mounting plane is vertical with water (flow) direction; Described fork is positioned at directly over floating bed module and is fixed on the crossbeam that hangs frame; Between described fork and floating bed module, adopt suspension strop to be connected, one end of suspension strop is fixed on the plantation matrix carriage middle part of floating bed module, and the other end is fixed on the lower end of fork; Two top sheaves are individually fixed in the two ends that hang frame crossbeam, and two lower sheaves are individually fixed in the bottom that hangs frame straight-bar; Between described fork and floating bed fixed link, be connected with transmission rope, one end of transmission rope is fixed on fork top, and the other end system has a clasp, clasp to be enclosed within on high fixed link, and transmission rope changes power transmission direction by top sheave and lower sheave.
Principle of work of the present invention: in non-flood season, streamflow speed is slow, and water level is lower, the low fixed link top on floating bed fixed link is higher than the water surface, and floating bed housing is caught on by the low fixed link of both sides, and now transmission rope does not stress, on floating bed module is bubbled through the water column reposefully.Interim in flood season, flow velocity is accelerated, and water level rises, and in the time that elevation of water surface exceedes low fixed link top, floating bed housing is deviate from from low fixed link head, and moves backward under the effect of current, is finally caught on by high fixed link.During this period, transmission rope pulls fork to rotate, the action thereby pull-up floating bed module is tumbled.After flood passage finishes, river water level and flow velocity decline, and current reduce the thrust of floating bed, and floating bed module falls gradually under the effect of self gravitation, and now transmission rope drives floating bed housing to move in face of water (flow) direction.Below water level drops to low fixed link overhead height time, low fixed link can insert in the U-shaped groove of floating bed housing again, and floating bed restPoses.
Tool of the present invention has the following advantages and beneficial effect:
(1) in non-flood season, floating bed root system is all immersed in water, and its decontamination effect improving is identical with common floating bed.
(2) in flood season, each floating bed module in floating bed all can be tumbled automatically, most root system of plant is surfaced, thereby effectively reduces the resistance effect of floating bed, also avoided root system of plant to be impacted by flood simultaneously and break, the detrimentally affect such as biofilm detachment.
(3) after flood passage finishes, the combination floating bed that the present invention proposes can automatically reply original state, and because root system of plant and microbial film are not damaged, floating bed can fast its purification function of quick-recovery.
(4) the floating bed housing of combination floating bed that the present invention proposes has good rigidity, can effectively prevent collision and the damage to floating bed module of floating matter that upstream sweeps away.Inner all floating bed modules are independent mutually simultaneously, and can in floating bed housing, rotate, and this makes floating bed inside have good flexibility, can adapt to the violent situation of undulation in river course flood process.This outer just interior soft structure has effectively protected floating bed structure not to be damaged, and has extended the work-ing life of floating bed.
The tumbling and recover action and trigger by river water level of the combination floating bed that the present invention proposes, without Artificial Control, to flood season flood discharge river water level sudden rise and finish flood season after water level disappear all can be from dynamic response.
Accompanying drawing explanation
Below in conjunction with Figure of description, technical scheme of the present invention is further described.
Fig. 1 is the vertical view of apparatus of the present invention.
Fig. 2 is the front view of apparatus of the present invention.
Fig. 3 is the cross-sectional view of A-A shown in Fig. 1.
Fig. 4 is the cross-sectional view of B-B shown in Fig. 1.
Fig. 5 is the structure iron of the floating bed module of apparatus of the present invention.
In figure 1 is floating bed housing, the 2nd, floating bed fixed link, the 3rd, and transmission rope, the 4th, hangs frame, the 5th, Supported Nylon rope, the 6th, floating bed module, the 7th, U-shaped groove, the 8th, water (flow) direction, the 9th, waterplant, the 10th, low fixed link, the 11st, high fixed link, the 12nd, clasp, the 13rd, the water surface, the 14th, riverbed, the 15th, plantation matrix, the 16th, top sheave, the 17th, lower sheave, the 18th, fork, the 19th, suspension strop, the 20th, rotating shaft, the 21st, plantation matrix carriage.
Embodiment
Below in conjunction with embodiment and accompanying drawing, technical solution of the present invention is described in further detail, but protection scope of the present invention is not limited to described embodiment.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, comprise floating bed housing 1, floating bed module 6, floating bed fixed link 2 and tipping control device; Floating bed module 6 is arranged on floating bed housing 1, and floating bed housing 1 below is provided with some Supported Nylon ropes 5, the floating bed module 6 keeping flat for support; Floating bed housing 1 front part sides is provided with two U-shaped grooves 7, and for being connected with floating bed fixed link 2, floating bed fixed link 2 is fixed on riverbed, in floating bed module 6, tipping control device is set.
The number of above-mentioned floating bed module 6 is even number, symmetrical installation in floating bed housing 1, and the direction of tumbling of the floating bed module 6 of both sides should be contrary, keeps balance to make combining floating bed under rollover conditions.
Above-mentioned floating bed housing 1 is hollow structure, and material is engineering plastics, can make to combine floating bed and float on the water surface, and its physical dimension is length × wide × height=3.5m × 2.5m × 0.2m, can provide enough buoyancy to make to combine floating bed and float on the water surface.
" Y " type that is shaped as of above-mentioned floating bed fixed link 2, its underpart is fixed in riverbed, and top is made up of low fixed link 10 and high fixed link 11; Under ordinary water level condition, low fixed link 10 and high fixed link 11 can insert in the U-lag 7 of floating bed housing 1 front part sides simultaneously.In installation process, low fixed link 10 is positioned at the upstream position of high fixed link 11, and the overhead height of low fixed link 10 is lower than river course warning water level height 5cm ~ 10cm, to guarantee the triggering action of tumbling before flood arrives.High fixed link 11 overhead heights should be higher than warning water level 40cm ~ 50cm, to guarantee that this combination floating bed is not flushed away at flood passage therebetween.
Above-mentioned floating bed module 6 comprises plantation matrix 15, plantation matrix carriage 21 and rotating shaft 20, and plantation matrix 15 is fixed on plantation matrix carriage 21, for planting aquatic plants 9; The material of plantation matrix 15 is low-density foamed plastics, and every plantation matrix 15 is of a size of length × wide × height=0.25m × 0.4m × 0.1m; Every 15 of matrix of plantation leaves certain interval, to increase the aqueous vapor exchange area of below water body; Rotating shaft 20 is fixed together with plantation matrix carriage 21, and floating bed module 6 is fixed on floating bed housing 1 by rotating shaft 20, and can 20 rotate around the shaft.It is that the pvc pipe socket melting welding of 6cm is made that plantation matrix carriage 21 and rotating shaft 20 all adopt diameter, requires all pipelines hermetically sealed, thereby can provide buoyancy support for floating bed module 6, has also avoided entering because of water the weight that increases floating bed module 6 in pipeline simultaneously.The head and the tail two ends of floating bed housing 1 are fixed at rotating shaft 20 two ends, and floating bed module 6 can freely be rotated.Floating bed module 6 is arranged on floating bed housing 1 inside symmetrically, and the opposite direction of tumbling of the floating bed module 6 of both sides can keep balance to make combining floating bed under rollover conditions.
Above-mentioned tipping control device comprises suspension frame 4, fork 18, top sheave 16, lower sheave 17, clasp 12 and transmission rope 3; Suspension frame 4 two ends are separately fixed at the middle part of floating bed housing 1, and mounting plane is vertical with water (flow) direction 8; Fork 18 is positioned at directly over floating bed module 6 and is fixed on the crossbeam that hangs frame 4; Between fork 18 and floating bed module 6, adopt suspension strop 19 to be connected, one end of suspension strop 19 is fixed on plantation matrix carriage 21 middle parts of floating bed module 6, and the other end is fixed on the lower end of fork 18; Two top sheaves 16 are individually fixed in the two ends that hang frame 4 crossbeams, and two lower sheaves 17 are individually fixed in the bottom that hangs frame 4 straight-bars; Between fork 18 and floating bed fixed link 2, be connected with transmission rope 3, one end of transmission rope 3 is fixed on fork 18 tops, and the other end system has a clasp 12, clasp 12 to be enclosed within on high fixed link 11, and transmission rope 3 changes power transmission direction by top sheave 16 and lower sheave 17.
The working process of the present embodiment: in non-flood season low-water level, minimum velocity situation, floating bed housing 1 is caught on by the low fixed link 10 of the floating bed fixed link 2 of both sides, transmission rope 3 does not stress, fork 18 is freely sagging under the action of gravity of floating bed module 6, now the water surface is held and be laid in to four floating bed modules 6 all by bottom nylon rope 5, and root system of plant contacts with water fully.During river course flood, when river water level is during higher than low fixed link 10 top, floating bed housing 1 is deviate from from low fixed link 10 tops, and move backward under the effect of current, finally caught on by high fixed link 11, now transmission rope 3 rotates because relative displacement pulls fork 18, and fork 18 pulls floating bed module 6 action of tumbling.Now most root system of plant surfaces, and can effectively reduce the inhibition to current, and protect root structure.Due to root system of plant, to leave water surface distance little, within the flood passage phase, still can obtain suff water supply by the spray splashing.After river course flood finishes, the decline of river water level and flow velocity makes current reduce the thrust of floating bed, and floating bed module 6 falls gradually under the effect of gravity, and now transmission rope 3 drives floating bed housing 1 to move in face of water (flow) direction.Below water level drops to low fixed link 10 overhead heights time, low fixed link 10 can insert in the U-shaped groove 7 of floating bed housing 1 again, and floating bed restPoses.
What the present invention proposed is can tilt bed biological floating bed has and keeps away preferably big vast drag-reduction effect, not only reduce the obstruction of floating bed to river course flood, and can recover fast its purification function in the flood passage phase later root system of plant, be very suitable for promoting the use of at flood discharge river.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (5)
1. what be applicable to flood discharge river can a tilt bed combined ecological floating bed, it is characterized in that: described combined ecological floating bed comprises floating bed housing, floating bed module, floating bed fixed link and tipping control device; Described floating bed module is arranged on floating bed housing, and described floating bed housing below is provided with some Supported Nylon ropes, the floating bed module keeping flat for support; Described floating bed housing front part sides is provided with two U-shaped grooves, and for being connected with floating bed fixed link, described floating bed fixed link is fixed on riverbed, in described floating bed module, tipping control device is set.
According to claim 1 a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, it is characterized in that: the number of described floating bed module is even number, symmetrical installation in floating bed housing, and the direction of tumbling of the floating bed module of both sides should be contrary, under rollover conditions, keep balance to make combining floating bed.
According to claim 1 a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, it is characterized in that: " Y " type that is shaped as of described floating bed fixed link, its underpart is fixed in riverbed, top is made up of low fixed link and high fixed link; The overhead height of described high fixed link is higher than low fixed link, and two bars can insert in the U-shaped groove of floating bed housing simultaneously, and floating bed housing is played to position-limiting action.
According to claim 1 a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, it is characterized in that: described floating bed module comprises plantation matrix, plantation matrix carriage and rotating shaft, described plantation matrix is fixed on plantation matrix carriage, for planting aquatic plants; Between every plantation matrix, leave certain interval, to increase the aqueous vapor exchange area of below water body; Described rotating shaft is fixed together with plantation matrix carriage, and floating bed module is fixed on floating bed housing by rotating shaft, and can rotate around the axis.
According to claim 1 a kind of be applicable to flood discharge river can tilt bed combined ecological floating bed, it is characterized in that: described tipping control device comprises and hangs frame, fork, top sheave, lower sheave, clasp and transmission rope; Described suspension frame two ends are separately fixed at the middle part of floating bed housing, and mounting plane is vertical with water (flow) direction; Described fork is positioned at directly over floating bed module and is fixed on the crossbeam that hangs frame; Between described fork and floating bed module, adopt suspension strop to be connected, one end of suspension strop is fixed on the plantation matrix carriage middle part of floating bed module, and the other end is fixed on the lower end of fork; Two top sheaves are individually fixed in the two ends that hang frame crossbeam, and two lower sheaves are individually fixed in the bottom that hangs frame straight-bar; Between described fork and floating bed fixed link, be connected with transmission rope, one end of transmission rope is fixed on fork top, and the other end system has a clasp, clasp to be enclosed within on high fixed link, and transmission rope changes power transmission direction by top sheave and lower sheave.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410124280.7A CN103880190B (en) | 2014-03-28 | 2014-03-28 | Tippable combined ecological floating bed for a flood discharge channel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410124280.7A CN103880190B (en) | 2014-03-28 | 2014-03-28 | Tippable combined ecological floating bed for a flood discharge channel |
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| CN103880190A true CN103880190A (en) | 2014-06-25 |
| CN103880190B CN103880190B (en) | 2015-04-01 |
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Cited By (2)
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|---|---|---|---|---|
| CN107140743A (en) * | 2017-06-19 | 2017-09-08 | 河海大学 | It is a kind of suitable for flood discharge river from protective ecological floating bed |
| CN113880255A (en) * | 2021-10-09 | 2022-01-04 | 南京工程学院 | Purifying box capable of self-adapting to water level change |
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| CN113880255A (en) * | 2021-10-09 | 2022-01-04 | 南京工程学院 | Purifying box capable of self-adapting to water level change |
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| CN103880190B (en) | 2015-04-01 |
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Granted publication date: 20150401 Termination date: 20180328 |