CN105507413A - Pi-shaped precast concrete member non-permeable detention pond - Google Patents
Pi-shaped precast concrete member non-permeable detention pond Download PDFInfo
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- CN105507413A CN105507413A CN201511030516.1A CN201511030516A CN105507413A CN 105507413 A CN105507413 A CN 105507413A CN 201511030516 A CN201511030516 A CN 201511030516A CN 105507413 A CN105507413 A CN 105507413A
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- prefabricated units
- pond
- delaying basin
- support column
- headwall
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Abstract
The invention relates to the field of rainwater collection, storage and utilization, in particular to a phi-shaped precast concrete member non-permeable detention pond. The pi-shaped precast concrete member non-permeable detention pond comprises main precast members, end wall precast members and side wall precast members, that are formed by concrete casting; the end wall precast members and the side wall precast members are fixed on the upper end surface of a pond bottom of the detention pond, so as to form a pond wall of the detention pond; each main precast member comprises a top plate and no less than two support columns cast on the lower end surface of the top plate, and the plurality of top plates are spliced and connected to each other to be fixed on the pond bottom through the support columns. so as to form a pond top of the detention pond. The detention pond disclosed by the invention is formed by splicing various modularized precast members, so that the problems of large amount of integral casting construction and large construction difficulty of the prior art are solved; the detention pond disclosed by the invention is convenient and rapid to mount, stable in structure and capable of being applied to various environments and occasions, and has a great promotion value.
Description
Technical field
The present invention relates to the device technique field of rainwater-collecting, storage and utilization, refer to a kind of towering shape precast unit impermeable delaying basin particularly.
Background technology
In prior art, usually by build in outdoor rainwater collection pool, arrange highway limit escape canal, arrange and collection is carried out to rainwater discharge with the gutter built.The rainwater that this kind of mode is collected is exposed to outdoor, is not only easily evaporated but also water quality vulnerable to pollution, supplements after not easily filtering to underground water source.Meanwhile, because rainwater is exposed to the external world, easily grow disease worm, bacterium, health hazard is caused to people and animals.
There is various problem in outdoor delaying basin, have a kind of buried delaying basin in underground to solve outdoor delaying basin Problems existing at present, the rainwater that subsurface detention pond is gathered can not evaporate, and effectively can collect and come into operation.But subsurface detention pond engineering quantity is large, needs to excavate ground and carries out concrete casting, and carry out waterproofing work to delaying basin pond inner surface, the engineering quantity in conventional subsurface detention pond is too large, is not easy to promote the use of on a large scale.
For addressing this problem, someone devises a kind of modular rainwater delaying basin at present, by multiple installing plate being assembled into the casing shape of hollow out, being embedded in the end, ground and holding the space of rainwater for the formation of for collecting.But this kind of rainwater-collecting module is multiaspect enclosed modules, and resistance to compression is uneven, and after installation, inside cannot be cleaned, the mud etc. that Long-Time Service produces cannot be cleared up, and mounting structure more complicated is not quick detachable after installation, is not easy to construction.
The Chinese invention patent being called " rainwater-collecting module " that the patent No. is " CN104131593A " in addition describes a kind of rain collector, mutually to be stitched together formation rainwater collection pool by the module body of hollow, this device can solve the mounting structure complexity that prior art exists, the problem that compressive resistance is uneven.But the module body structure of this patent Introduction is comparatively complicated, there is certain difficulty in processing, the delaying basin that this module body is assembled in addition is not considered into water and is gone out water problem, and the later-stage utilization of rainwater is not mentioned, does not have the value promoted on a large scale.
The Chinese invention patent that the patent No. is " CN204343377U " is by name " syndeton of a kind of column and cover plate and rainwater memory module " describes the rainwater storage device that a kind of mode be combined with cover plate by column is formed, this apparatus structure is simple, then infield is transported to by the unified processing of factory, installation process is simple and convenient, but this device only considers the problem of withstand voltage of rainwater storage device, in fact rainwater storage device also need in process at the bottom of pond and pool wall process, need to prevent the rain penetration in rainwater storage device from leaking, usually still needing to pour into a mould a large amount of concrete is formed at the bottom of pond and pool wall.The construction volume that such structure causes is too large, or existing problems.
Summary of the invention
Object of the present invention is exactly the deficiency that will solve above-mentioned background technology, provides a kind of towering shape precast unit impermeable delaying basin.
Technical scheme of the present invention is: a kind of towering shape precast unit impermeable delaying basin, is characterized in that: comprise the main prefabricated units, headwall prefabricated units and the side wall prefabricated units that are fixed on upper surface at the bottom of delaying basin pond, described main prefabricated units, headwall prefabricated units and side wall prefabricated units are the waterproof platy structure of concreting, main prefabricated units comprise top board and are cast in the support column being no less than two of top board lower surface, the Chi Ding forming delaying basin at the bottom of pond is fixed in the mutual assembled connection of polylith top board by support column, upper surface at the bottom of delaying basin pond is fixed on and the assembled sidewall being connected to form delaying basin mutually in polylith headwall prefabricated units and side wall prefabricated units lower end, upper end and the top board lower surface of the main prefabricated units being in delaying basin marginal position of headwall prefabricated units and side wall prefabricated units are fixedly connected to form the delaying basin structure of applicable various landform, described support column lower end is fixed on Chi Dishang, and adjacent supports post is intervally arranged, and the gap between adjacent supports post formed aquaporin, the upper end of the headwall prefabricated units or side wall prefabricated units that are positioned at fluid flow direction upstream end is provided with water inlet pipe, and the headwall prefabricated units being positioned at fluid flow direction downstream part are provided with outlet pipe, the water outlet height of described water inlet pipe is greater than the height of the water inlet of outlet pipe.
Be the assembled platy structures be connected to form mutually of prefabricated units at the bottom of polylith pond at the bottom of further described delaying basin pond; Prefabricated units at the bottom of described pond be by support column and main prefabricated units be arranged symmetrically with by the square prefabricated flat board of concreting.
At the bottom of further described pond, the fixed leg corresponding with support column is built in the upper end of prefabricated units, and the lower end of support column is fixed on the upper end of fixed leg, and top board is arranged symmetrically with up and down by prefabricated units at the bottom of the support of support column and fixed leg and pond.
The upper surface of further described fixed leg is provided with the first convex tendon of outwardly convex, and the lower surface of support column is provided with the first groove of corresponding first convex tendon; The first described convex tendon is fastened in the first groove.
Further described side wall prefabricated units comprise the upper framed side wallboard of the top board lower surface being cast in the main prefabricated units being in delaying basin marginal position. with the downside wallboard being cast in prefabricated units upper surface at the bottom of the pond corresponding with this top board.; Described upper framed side wallboard. lower end be fixed on downside wallboard. upper end.
Further described downside wallboard. upper surface be provided with the second convex tendon of outwardly convex., upper framed side wallboard. lower surface be provided with corresponding second convex tendon. the second groove.; The second described convex tendon. be fastened on the second groove. in.
It is the concrete floor relying on landform integrated poured at the bottom of further described delaying basin pond; Described base plate upper surface offers many holddown grooves; Described support column, side wall prefabricated units and the lower end of headwall prefabricated units are fastened in holddown groove and are fixedly connected with base plate.
Further at the bottom of the delaying basin pond of outlet side, upper surface is provided with overflow weir; The freeboard that the upper end overflow height of described overflow weir is less than water inlet pipe is greater than the water inlet height of outlet pipe, and its aperture that the lower end of overflow weir offers through body of wall is less than the weep hole of water inlet pipe and outlet pipe caliber.
Further described outlet pipe is positioned at the lower end position of headwall prefabricated units, and the water inlet height of outlet pipe is less than or equal to the water outlet height of weep hole.
Further also comprise manhole prefabricated units; Described manhole prefabricated units are the concrete tubular construction be arranged on top board, and the lower end of manhole prefabricated units is through top board, and inside is provided with the cat ladder extended at the bottom of delaying basin pond.
Advantage of the present invention has: 1, delaying basin of the present invention is by using prefabricated component assembled, greatly reduce the workload that delaying basin is built, also reduce the difficulty of construction, delaying basin of the present invention can adapt to various different landform, the assembled plate of delaying basin used is all modular assembly, easily produces, has damaged and be also convenient for changing, high degree reduce building and maintenance cost of delaying basin, there is great promotional value;
2, the present invention can be stablized by the support modes arranging upper fixed leg and supports main prefabricated units easily, ensures that whole delaying basin has enough intensity, adapts to various region and landform, avoid the danger of collapsing when ballast is covered in delaying basin upper end;
3, there is traversing phenomenon by groove and convex tendon with the use of when the top and the bottom of delaying basin can be avoided to be subject to horizontal opposition in the upper fixed leg of delaying basin of the present invention, the cooperation of groove and convex tendon makes the assembled more convenient of prefabricated units at the bottom of main prefabricated units and pond, and both connections can also be made more stable;
4, headwall prefabricated units, side wall prefabricated units and fixed leg are fixed on base plate by what arrange on base plate that holddown groove can be stable by delaying basin of the present invention, and assembled connection procedure is simply efficient, by the resistant slide ability that improve delaying basin structure transverse direction;
5, the present invention is provided with overflow weir at delaying basin near exit position, the flow velocity that overflow weir can slow down current plays good pondage capacity, make into the silt impurity sedimentation in water, so that the water that outlet is flowed out is all clean rainwater, later-stage utilization process is all very convenient;
6, the present invention arranges manhole prefabricated units on main prefabricated units, and manhole prefabricated units overhaul delaying basin under being convenient to staff in delaying basin, and manhole prefabricated units of the present invention are also that unified cast forms, easy for installation;
7, delaying basin of the present invention is formed by various modular splicing prefabricated components, solve prior art integrated poured great in constructing amount, the problem that difficulty of construction is large, delaying basin of the present invention is easy for installation, quick, Stability Analysis of Structures, various environment and occasion can be applied to, there is great promotional value.
Accompanying drawing explanation
Fig. 1: the vertical cutting plane schematic diagram of embodiment 1:
The 1-1 sectional drawing of Fig. 2: Fig. 1;
Fig. 3: the exploded perspective view of embodiment 1;
Fig. 4: the structural representation of prefabricated units at the bottom of the main prefabricated units on embodiment 1 carry potential overflow weir and pond;
Fig. 5: the syndeton schematic diagram of prefabricated units and fixed leg at the bottom of embodiment 1 pond;
Fig. 6: the syndeton schematic diagram of embodiment 1 top board and support column and upper framed side wallboard;
Fig. 7: framed side wallboard and lower side wall board connecting structure schematic diagram in embodiment 1;
Fig. 8: embodiment 1 top board and support column syndeton front view;
Fig. 9: the syndeton front view of prefabricated units and fixed leg at the bottom of embodiment 1 pond;
Figure 10: the vertical cutting plane schematic diagram of embodiment 2;
The 2-2 sectional drawing of Figure 11: Figure 10;
Figure 12: the exploded perspective view of embodiment 2;
Figure 13: the overflow weir arrangement schematic diagram of embodiment 2;
Wherein: 1-main prefabricated units; 2-headwall prefabricated units; 3-side wall prefabricated units; 3.1-upper framed side wallboard; 3.2-downside wallboard; 3.3-the second groove; 3.4-the second convex tendon; 4-water inlet pipe; 5-outlet pipe; Prefabricated units at the bottom of 6-pond; 7-support column; 8-fixed leg; 9-the first groove; 10-the first convex tendon; 11-cushion cap; 12-via hole; 13-top board; 14-overflow weir; 15-weep hole; 16-manhole prefabricated units; 17-cat ladder; 18-base plate; 19-holddown groove.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1: as shown in Fig. 1 ~ 9, the impermeable delaying basin of the present embodiment locates below ground level, formed by polylith splicing prefabricated components, comprise by the fluid-tight main prefabricated units 1 of concreting, headwall prefabricated units 2 and side wall prefabricated units 3, the prefabricated slabbed construction that main prefabricated units 1, headwall prefabricated units 2 and side wall prefabricated units 3 are concreting.
Headwall prefabricated units 2 and side wall prefabricated units 3 are fixed on the pool wall that upper surface at the bottom of the pond of delaying basin forms delaying basin.Main prefabricated units 1 comprise the top board 13 that horizontal cross is arranged and the support column 7 being no less than two be cast on top board 13 lower surface, the support column 7 of the present embodiment is arranged in pairs, adjacent supports post 7 is intervally arranged side by side and forms the braced structures of " towering " font with top board 13, gap between adjacent supports post 9 formed aquaporin, crossing aquaporin is the very large passage in discharge area, easily the space in delaying basin can be communicated with for overall, also be convenient under maintenance personal to maintenance and inspection in delaying basin.The top board 13 of the main prefabricated units of polylith 1 each other mutually the assembled top be fastened at the bottom of delaying basin pond form the Chi Ding of delaying basin, the upper end of the lower surface and headwall prefabricated units 2 and side wall prefabricated units 3 that are in the main prefabricated component 1 of delaying basin marginal position is connected to form complete delaying basin structure.
Be the assembled bearing bases be formed by connecting mutually of prefabricated units 6 at the bottom of polylith pond at the bottom of the delaying basin pond of the present embodiment.The prefabricated units that at the bottom of pond, prefabricated units 6 are concreting, similar with side wall prefabricated units 3 structure to main prefabricated units 1, headwall prefabricated units 2.
The upper surface of the present embodiment prefabricated units 6 at the bottom of pond is cast with the fixed leg 8 corresponding with support column 7, fixed leg 8 is mutually corresponding with support column 7, adjacent fixed leg 8 and prefabricated units 8 at the bottom of pond form " towering " font braced structures, and the gap between adjacent fixed leg 8 formed aquaporin.As shown in Fig. 4 ~ 9, actual template can be used to build shaping together in precast yard when using, at the bottom of main prefabricated units 1 and pond, prefabricated units 6 use a kind of mould to produce, and time assembled, positive and negative placement can complete assembled connection procedure.The lower end of support column 7 is fixed on the upper end of fixed leg 8, and at the bottom of main prefabricated units 1 and pond, prefabricated units 6 arrange symmetrically.In order to strengthen the stability of whole delaying basin structure, the present embodiment is provided with the first convex tendon 10 of outwardly convex in the upper surface of fixed leg 8, the lower surface of upper support column 7 is provided with the first groove 9 of corresponding first convex tendon 10, directly the first convex tendon 10 is fastened in the first groove 9 during use, being fixedly connected with of main prefabricated units 1 and prefabricated units at the bottom of pond 6 can be completed.
First convex tendon 10 and the first groove 9 effectively can increase the ability of the anti-horizontal sliding of delaying basin, ensure that delaying basin structure has enough structural stabilities in the horizontal.The cooperation of other first convex tendon 10 and the first groove 9 also makes the assembled of whole delaying basin become more convenient.
Support column 7 and fixed leg 8 are " towering " character form structure, and current can be facilitated to flow in delaying basin, and in maintenance delaying basin, in regional, current keep same level height, are convenient to the pressure accumulation of rainwater being slowed down to urban rainwater treatment system.The end that support column 7, fixed leg 8 are connected with prefabricated units is provided with the frustum type cushion cap 11 that cross-sectional area is greater than support column 7 cross-sectional area, cushion cap 11 structure can increase support column 7, fixed leg 8 and precast plate contact area, strengthen the stability of total, avoid under delaying basin Chi Ding covers pressure situation and collapse.Cushion cap 11 offers with prefabricated units 6 link position at the bottom of pond the via hole 12 allowing silt pass through, and the interception that such arranging facilitates the silt deposited at the bottom of pond to be unlikely to be subject to cushion cap 11 cannot be discharged.
As shown in Fig. 5 ~ 7, the side wall prefabricated units 3 of the present embodiment comprise the upper framed side wallboard 3.1 being cast in main prefabricated units 1 lower surface being in delaying basin marginal position and the downside wallboard 3.2 being cast in prefabricated units 6 upper surface at the bottom of pond corresponding to prefabricated units 1 main with this.During actual use, can be built by mould in advance in precast yard and form, side wall prefabricated units 3 are divided into two parts to facilitate assembled connection.In addition, the present embodiment is provided with the second convex tendon 3.4 of outwardly convex in the upper surface of downside wallboard 3.2, and the second groove 3.3, second convex tendon 3.4 that the lower surface of upper framed side wallboard 3.1 is provided with corresponding second convex tendon 3.4 is fastened in the second groove 3.3.Such structure makes the assembled more convenient of side wall prefabricated units 3, increases the lateral contact area between upper and lower sides wallboard, the ability of the anti-horizontal sliding of whole delaying basin is obtained and promotes greatly.
The lower end of headwall prefabricated units 2 is connected with prefabricated units at the bottom of pond 6 waterproof sealing, and upper end is connected with main prefabricated units 1 waterproof sealing of marginal position, and sidepiece and side wall prefabricated units 3 waterproof sealing are connected to form the pool wall of delaying basin.Wherein, the upper end position of the headwall prefabricated units 2 or side wall prefabricated units 3 (in the light of actual conditions facility is to install setting) that are positioned at delaying basin current upstream position is provided with water inlet pipe 4, the headwall prefabricated units 2 being positioned at fluid flow direction downstream part are provided with outlet pipe 5, the outlet pipe 5 of the present embodiment is positioned at the lower end position of headwall prefabricated units 2, can be discharged by water fast, the water outlet height of water inlet pipe 4 is greater than the height of the water inlet of outlet pipe 5.
In order to reduce the water velocity in delaying basin, make the water of outflow clean, this enforcement is provided with overflow weir 14 in delaying basin, as shown in Fig. 1 ~ 2, the upper end being positioned at prefabricated units 6 at the bottom of the pond close to outlet pipe 5 position is provided with overflow weir 14, the upper end of overflow weir 14 higher than outlet pipe 5 import and lower than the outlet of water inlet pipe 4, the lower end body of wall of overflow weir 14 offers the weep hole 15 that aperture is less than water inlet pipe 5 and outlet pipe 5 caliber.Overflow weir 14 can stop flow, reduces flow rate of water flow, is convenient to the impurity sedimentation in current accumulation, water, makes the cleaning of the water of outflow be convenient to utilization and the process in later stage.Weep hole 15 can the outflow current of low discharge, and the current meeting outlet pipe 5 when rainwater flow is less flow out requirement.
As shown in figs. 34, the lower end of the overflow weir 14 of the present embodiment is fixed on the upper end of prefabricated units 6 at the bottom of pond, overflow weir 14 is divided into two parts, and the both sides of the first half are connected with adjacent two upper support column 7 waterproof sealings, and the both sides of the latter half are connected with adjacent two fixed leg 8 waterproof sealings.Gap is left in the upper end of overflow weir 14 and the lower surface of main prefabricated units 1.
The water inlet of outlet pipe 5 is highly less than or equal to the freeboard of weep hole 15, and current enter into outlet pipe 5 from weep hole 15 can not form alluvial between overflow weir 14 and headwall prefabricated units 2, and silt also can quickly through being deposited in delaying basin.
The structure of the overflow weir 14 of the present embodiment is U-shaped structure, is fixed on the upper surface of prefabricated units 6 at the bottom of pond, and opening side is fixed on the headwall prefabricated units 2 of outlet pipe 5 entrance point both sides.
During actual motion, easily to break down problem near the pond body of this part of overflow weir 14, therefore the present embodiment in this section pond body is provided with manhole prefabricated units 16.As shown in Fig. 1 ~ 2, overflow weir 14 and be provided with top between the headwall prefabricated units 2 of outlet pipe 4 or side wall prefabricated units 3 main prefabricated units 1 on manhole prefabricated units 16 are installed, manhole prefabricated units 16 are for being fixed on the concrete tubular construction of main prefabricated units 1 upper end, the lower end of manhole prefabricated units 1 is through main prefabricated units 1, and inside is provided with the cat ladder extended at the bottom of delaying basin pond.In fact, each place, the upper end of delaying basin can arrange manhole prefabricated units 16.
The delaying basin of the present embodiment by the different shape of the assembled formation of different prefabricated units, can carry out assembling combination according to actual landform landforms, be suitable for the not easy working area of various narrow terrain.
During use, when water flow is very little, current are fed directly to outlet pipe 5 from weep hole 15 and discharge.When water flow is very large, rainwater is accumulated in delaying basin, and a part of rainwater enters into outlet pipe 5 by weep hole 15 and discharges, and another part is slowly accumulated in the region between overflow weir 14 and pool wall, when exceeding the overflow height of overflow weir 14, unnecessary rainwater is discharged by outlet pipe 5.
Embodiment 2: the main prefabricated units 1 of the present embodiment, headwall prefabricated units 2, overflow weir 14, outlet pipe 5 are identical with the structure of embodiment 1 with apparatus structures such as water inlet pipes 4, the present embodiment at the bottom of the pond of delaying basin and braced structures made adjustment.
As shown in Figure 10 ~ 13, it is the concrete floor 18 relying on landform integrated poured at the bottom of the delaying basin pond of the present embodiment, base plate 18 upper surface offers many holddown grooves 19, side wall prefabricated units 3 and the lower end of headwall prefabricated units 2 are fastened in holddown groove 19 and are fixedly connected with base plate 18, such erection method more simple and fast, can save a large amount of manpower and materials, what effectively shorten whole delaying basin builds the duration.The side wall prefabricated units 3 of the present embodiment are monoblock slabbed construction, on the top board 13 that upper and lower two ends are separately fixed at main prefabricated units 1 and base plate 18.
Support column 7 lower end of the present embodiment is fixed in holddown groove 19, coordinates by support column 7 and holddown groove 19 the cross binding area increasing main prefabricated units 1 and base plate 18, thus improves the ability of the anti-horizontal sliding of delaying basin.
As shown in Figure 12 ~ 13, the lower end of the overflow weir 14 of the present embodiment is fixed on the upper surface of base plate 18, and both sides fix 13 respectively sidewall waterproof sealing with adjacent two is connected, and gap is left in the upper end of overflow weir 14 and the lower surface of main prefabricated units 1.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (10)
1. a towering shape precast unit impermeable delaying basin, is characterized in that: comprise the main prefabricated units (1), headwall prefabricated units (2) and the side wall prefabricated units (3) that are fixed on upper surface at the bottom of delaying basin pond, described main prefabricated units (1), the waterproof platy structure that headwall prefabricated units (2) and side wall prefabricated units (3) are concreting, main prefabricated units (1) comprise top board (13) and are cast in the support column (7) being no less than two of top board (13) lower surface, the mutual assembled connection of polylith top board (13) is fixed on by support column (7) Chi Ding forming delaying basin at the bottom of pond, upper surface at the bottom of delaying basin pond is fixed on and the assembled sidewall being connected to form delaying basin mutually in polylith headwall prefabricated units (2) and side wall prefabricated units (3) lower end, upper end and top board (13) lower surface of the main prefabricated units (1) being in delaying basin marginal position of headwall prefabricated units (2) and side wall prefabricated units (3) are fixedly connected to form the delaying basin structure of applicable various landform, described support column (7) lower end is fixed on Chi Dishang, and adjacent supports post (7) is intervally arranged, and the gap between adjacent supports post (7) formed aquaporin, the upper end of the headwall prefabricated units (2) or side wall prefabricated units (3) that are positioned at fluid flow direction upstream end is provided with water inlet pipe (4), and the headwall prefabricated units (2) being positioned at fluid flow direction downstream part are provided with outlet pipe (5), the water outlet height of described water inlet pipe (4) is greater than the height of the water inlet of outlet pipe (5).
2. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 1, is characterized in that: be the assembled platy structures be connected to form mutually of prefabricated units (6) at the bottom of polylith pond at the bottom of described delaying basin pond; Prefabricated units (6) at the bottom of described pond for be arranged symmetrically with by support column (7) and main prefabricated units (1) by the square prefabricated flat board of concreting.
3. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 2, it is characterized in that: the fixed leg (8) corresponding with support column (7) is built in the upper end of prefabricated units (6) at the bottom of described pond, the lower end of support column (7) is fixed on the upper end of fixed leg (8), and top board (13) is arranged symmetrically with up and down by prefabricated units (6) at the bottom of the support of support column (7) and fixed leg (8) and pond.
4. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 3, it is characterized in that: the upper surface of described fixed leg (8) is provided with first convex tendon (10) of outwardly convex, the lower surface of support column (7) is provided with first groove (9) of corresponding first convex tendon (10); Described the first convex tendon (10) is fastened in the first groove (9).
5. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 1, is characterized in that: described side wall prefabricated units (3) comprise the upper framed side wallboard (3.1) of top board (13) lower surface being cast in the main prefabricated units (1) being in delaying basin marginal position and are cast in the downside wallboard (3.2) of prefabricated units (6) upper surface at the bottom of the pond corresponding with this top board (13); The lower end of described upper framed side wallboard (3.1) is fixed on the upper end of downside wallboard (3.2).
6. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 5, it is characterized in that: the upper surface of described downside wallboard (3.2) is provided with second convex tendon (3.4) of outwardly convex, the lower surface of upper framed side wallboard (3.1) is provided with second groove (3.3) of corresponding second convex tendon (3.4); Described the second convex tendon (3.4) is fastened in the second groove (3.3).
7. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 1, is characterized in that: be the concrete floor (18) relying on landform integrated poured at the bottom of described delaying basin pond; Described base plate (18) upper surface offers many holddown grooves (19); Described support column (7), side wall prefabricated units (3) and the lower end of headwall prefabricated units (2) are fastened in holddown groove (19) and are fixedly connected with base plate (18).
8. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 1, is characterized in that: at the bottom of the delaying basin pond of outlet (5) side, upper surface is provided with overflow weir (14); The freeboard that the upper end overflow height of described overflow weir (14) is less than water inlet pipe (4) is greater than the water inlet height of outlet pipe (5), and its aperture that the lower end of overflow weir (14) offers through body of wall is less than the weep hole (15) of water inlet pipe (4) and outlet pipe (5) caliber.
9. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 8, it is characterized in that: described outlet pipe (5) is positioned at the lower end position of headwall prefabricated units (2), and the water inlet height of outlet pipe (5) is less than or equal to the water outlet height of weep hole (15).
10. a kind of towering shape precast unit impermeable delaying basin as claimed in claim 1, is characterized in that: also comprise manhole prefabricated units (16); Described manhole prefabricated units (16) are for being arranged in the concrete tubular construction on top board (13), the lower end of manhole prefabricated units (1) is through top board (13), and inside is provided with the cat ladder (17) extended at the bottom of delaying basin pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030516.1A CN105507413A (en) | 2015-12-31 | 2015-12-31 | Pi-shaped precast concrete member non-permeable detention pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030516.1A CN105507413A (en) | 2015-12-31 | 2015-12-31 | Pi-shaped precast concrete member non-permeable detention pond |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105507413A true CN105507413A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201511030516.1A Pending CN105507413A (en) | 2015-12-31 | 2015-12-31 | Pi-shaped precast concrete member non-permeable detention pond |
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| CN2448880Y (en) * | 2000-10-14 | 2001-09-19 | 麻丰年 | Spliced prefabricated reinforced concret septic tank |
| ES1072313U (en) * | 2010-04-13 | 2010-06-23 | Desarrollos Urbanos Sostenibles Iruña, S.L. Durso | Modular deposit for the drainage or storage of rainwater (Machine-translation by Google Translate, not legally binding) |
| CN102395732A (en) * | 2009-09-03 | 2012-03-28 | 史东翠普有限责任公司 | Module and assembly for managing the flow of water |
| CN104131593A (en) * | 2014-07-02 | 2014-11-05 | 苏州汇邦环保科技有限公司 | Rain water collecting module |
| AU2013206747A1 (en) * | 2013-07-08 | 2015-01-22 | Spiller Water Solutions Pty Ltd | Liquid retention or detention system |
| CN205475651U (en) * | 2015-12-31 | 2016-08-17 | 武汉美华禹水环境有限公司 | Non - infiltration detention pond of rising to a height shape cast member |
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| CN2448880Y (en) * | 2000-10-14 | 2001-09-19 | 麻丰年 | Spliced prefabricated reinforced concret septic tank |
| CN102395732A (en) * | 2009-09-03 | 2012-03-28 | 史东翠普有限责任公司 | Module and assembly for managing the flow of water |
| ES1072313U (en) * | 2010-04-13 | 2010-06-23 | Desarrollos Urbanos Sostenibles Iruña, S.L. Durso | Modular deposit for the drainage or storage of rainwater (Machine-translation by Google Translate, not legally binding) |
| AU2013206747A1 (en) * | 2013-07-08 | 2015-01-22 | Spiller Water Solutions Pty Ltd | Liquid retention or detention system |
| CN104131593A (en) * | 2014-07-02 | 2014-11-05 | 苏州汇邦环保科技有限公司 | Rain water collecting module |
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Application publication date: 20160420 |