CN103993645B - A kind of side slope changeable type gutter and construction method thereof - Google Patents
A kind of side slope changeable type gutter and construction method thereof Download PDFInfo
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- CN103993645B CN103993645B CN201410246452.8A CN201410246452A CN103993645B CN 103993645 B CN103993645 B CN 103993645B CN 201410246452 A CN201410246452 A CN 201410246452A CN 103993645 B CN103993645 B CN 103993645B
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Abstract
The invention discloses a kind of side slope changeable type gutter and construction method thereof, fan-shaped pervious layer (1) below is connected with fan-shaped gutter (2) composition circle, plastic blind-ditch pipe filtration beds (3) is enclosed with at fan-shaped pervious layer (1) and the periphery of fan-shaped gutter (2), cylindrical sieves (4) is enclosed with in the periphery of plastic blind-ditch pipe filtration beds (3), the circle upper section of cylindrical sieves (4) is provided with through hole, circle inferior portion is closed, at least layer of geotextile filtration beds (5) is enclosed with in the periphery of cylindrical sieves (4), the periphery of geotextile filtration beds (5) is enclosed with rigid support layer (6), rigid support layer (6) is comprehensively provided with large through-hole, be fixedly connected to insert pin (7) at port between each layer.The present invention can anti-blocking, durable, quick, effective draining and prevent secondary from infiltrating and replaceable gutter internal construction in use for some time.
Description
Technical field
The present invention relates to a kind of gutter, particularly relate to the side slope changeable type gutter that the underground water in a kind of various side slopes (comprising soil property, rock side slope etc.) for fields such as highway, railway, Hydraulic and Hydro-Power Engineerings and sliding mass is discharged, the side slope changeable type gutter that the underground water being simultaneously applicable to deep layer and shallow-layer distribution is discharged.The invention still further relates to the construction method of this side slope changeable type gutter.
Background technology
Under prior art condition, it is all that boring increases water permeability on gutter that underground water in side slope body discharges process Novel drain pipe used, the way that the method for then filtering soil body particle at gutter outer wrap geotextile prevents gutter from blocking, its weak point is: 1) because gutter percent opening is little, the free drainage scarce capacity of gutter, can not pore water in effectively draining side slope body; 2) due to the equal perforate of gutter surrounding, the underground water entered from gutter top infiltrates easily via the perforate formation secondary of gutter bottom, affects drainage effect.3) because gutter is a global design, cannot change after use a period of time silting, lose drainage.
Summary of the invention
The side slope changeable type gutter that first technical problem to be solved by this invention is to provide a kind of anti-blocking, durable, effective draining and prevents secondary from infiltrating.
Second technical problem to be solved by this invention is to provide a kind of construction method of this side slope changeable type gutter.
In order to solve above-mentioned first technical problem, side slope changeable type gutter provided by the invention, be connected with fan-shaped gutter below fan-shaped pervious layer and form a circle, plastic blind-ditch pipe filtration beds is enclosed with in the periphery of described fan-shaped pervious layer and fan-shaped gutter, cylindrical sieves is enclosed with in the periphery of described plastic blind-ditch pipe filtration beds, the circle upper section of described cylindrical sieves is provided with through hole, circle inferior portion is closed, at least layer of geotextile filtration beds is enclosed with in the periphery of described cylindrical sieves, the periphery of described geotextile filtration beds is enclosed with rigid support layer, described rigid support layer is comprehensively provided with large through-hole, be fixedly connected to insert pin at port between each layer.
The inner port of described rigid support layer is closed inner port.
Described fan-shaped pervious layer is tough rigid fiber pervious layer.
Described fan-shaped pervious layer accounts for 3/4ths of circle, and described fan-shaped gutter accounts for 1/4th of circle.
Described plastic blind-ditch pipe filtration beds and described fan-shaped pervious layer and fan-shaped gutter are one overall, can change.
Described cylindrical sieves and described geotextile filtration beds are an entirety, can change.
Described through hole is small-bore.
Described large through-hole is rectangle large aperture.
Above the circle of described cylindrical sieves, 3/4ths parts are provided with through hole, and below circle, four/part is closed.
In order to solve above-mentioned second technical problem, the method of slope construction changeable type gutter provided by the invention, this water pipe entirety is divided into four parts, fan-shaped pervious layer, fan-shaped gutter, plastic blind-ditch pipe filtration beds is a part is nexine, cylindrical sieves, geotextile filtration beds is a part is middle level sieves, rigid support layer is a unitary part is supporting layer, four parts are pin, site operation first gets the bigger boring of specific rigidity supporting layer diameter with rig in side slope, first time lays, water pipe each several part is combined shape in aggregates more slowly put into boring the inside, during combination water pipe order have by outer and in, first filtration beds and cylindrical sieves and geotextile filtration beds are put into supporting layer and rigid support layer, put nexine again by fan-shaped pervious layer, fan-shaped gutter and plastic blind-ditch pipe filtration beds put into cylindrical sieves, finally plug pin in external port again, lay much the same with first time during replacing, taking off pin, by slightly reversing loosening filtration beds or nexine, more slowly pulling out, when changing filtration beds, nexine also can be followed out.
Adopt side slope changeable type gutter and the construction method thereof of technique scheme, fan-shaped pervious layer is tough rigid fibre pipe, fan-shaped gutter is not perforate PVC plastic pipe, directly the water penetrated into from top in gutter is discharged slope body, utilize columniform plastic blind-ditch pipe filtration beds to prevent gutter from blocking; Cylindrical sieves is the plastic pipe that strength ratio is larger, and the aperture of cylindrical sieves is smaller, for cylindrical wall being offered rectangular apertures footpath, is similar to filter pipe on the market; The lower quadrant not perforate of cylindrical sieves, reason is slope, the bottom body that the water secondary preventing from flowing down inside plastic blind-ditch pipe filtration beds enters to be seeped into cylindrical sieves, but directly the water from plastic blind-ditch pipe filtration beds is discharged slope body; Because closed perimeter is smaller, so allow the pore water in boring the latter half soil body to enter into cylindrical sieves under the bilayer effect of pressure effect and capillarity, then flowing out slope body along tube wall under gravity, preventing cylindrical sieves from blocking at short notice by wrapping up in geotextile filtration beds outward simultaneously.Outer rigid support layer is the great circular pipe of rigidity, the rectangle large aperture that perforate footpath is larger in whole circumferential wall, because the wide-aperture aperture of rectangle is comparatively large so filtration beds is not wrapped up in periphery, to prevent blocking, thus reaches the effect of Long-Time Service.For preventing bottom blocking impact from changing, the bottom of rigid support layer takes enclosed construction.
The invention has the beneficial effects as follows, by utilizing plastic blind-ditch pipe filtration beds to increase contact surface area, the pore water strengthened in the soil body enters the ability of gutter by gravity and pressure effect; By arranging highly permeable fibre pipe and fan-shaped pervious layer, in conjunction with bottom PVC plastic pipe and fan-shaped gutter, within the shortest time, the water on top can be discharged slope body by gutter, increase drainage efficiency, have again during the sign of blocking and can change simultaneously, again to reach the effect of draining, increase the service time of gutter; By arranging removable cylindrical sieves, when having crossed long-time water pipe afterwards and having had the sign of blocking, can carry out changing cylindrical sieves starts to design draining effect to reach, thus it is permanently effective, and lower four/part of cylindrical sieves is closed, can effectively prevent secondary from infiltrating.This product structure design is reasonable, and processing and fabricating is simple, and in-site installation is convenient, can improve the drainability of side slope by a relatively large margin, increases slope stability, saves construction costs.
Innovation of the present invention is: utilize columniform plastic blind-ditch pipe filtration beds to increase infiltration area, highly permeable fibre pipe and fan-shaped pervious layer is used greatly to improve the drainability of gutter, simultaneously by arranging the double-decker that can change, effectively can prevent blocking, extend effective storage life, moreover the object utilizing the bottom not perforate of cylindrical sieves to realize quick, the effective draining of gutter and prevent secondary from infiltrating.
In sum, the present invention's side slope changeable type gutter of being a kind of anti-blocking, durable, quick, effective draining and preventing secondary from infiltrating.
Accompanying drawing explanation
Fig. 1 is side slope changeable type drain structure schematic cross-sectional view.
Fig. 2 is side slope changeable type drain structure schematic longitudinal section.
Fig. 3 is side slope changeable type gutter sieves part-structure elevation.
Fig. 4 is side slope changeable type gutter supporting layer part-structure elevation.
Fig. 5 is side slope changeable type gutter pin feature elevational schematic view.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, be connected with fan-shaped gutter 2 below fan-shaped pervious layer 1 and form a circle, fan-shaped pervious layer 1 is tough rigid fiber pervious layer, fan-shaped gutter 2 is a kind of PVC plastic pipes, plastic blind-ditch pipe filtration beds 3 is enclosed with the periphery of fan-shaped gutter 2 at fan-shaped pervious layer 1, cylindrical sieves 4 is enclosed with in the periphery of plastic blind-ditch pipe filtration beds 3, the circle upper section of cylindrical sieves 4 is provided with through hole, circle inferior portion is closed, preferably, through hole is rectangular apertures footpath 8, multilayer geotechnique fabric filtration layer 5 is enclosed with in the periphery of cylindrical sieves 4, the periphery of geotextile filtration beds 5 is enclosed with rigid support layer 6, rigid support layer 6 is comprehensively provided with large through-hole, preferably, large through-hole is rectangle large aperture 9, be fixedly connected to insert pin 7 at port between each layer, to prevent relative sliding between layers, and design is also convenient to replacement operation in outer end.
Further, the inner port of rigid support layer 6 is closed inner port.
Preferably, fan-shaped pervious layer 1 accounts for 3/4ths of circle, and fan-shaped gutter 2 accounts for 1/4th of circle.
Preferably, plastic blind-ditch pipe filtration beds 3 and fan-shaped pervious layer 1 and fan-shaped gutter 2 are an entirety, can change.
Preferably, cylindrical sieves 4 and geotextile filtration beds 5 are an entirety, can change.
Preferably, above the circle of cylindrical sieves 4,3/4ths parts are provided with rectangular apertures footpath 8, and below circle, four/part is closed.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, fan-shaped pervious layer 1 is tough rigid fibre pipe, the fan-shaped gutter 2 not perforate of quadrant shape PVC plastic, directly discharges slope body by the water penetrated into from top in gutter, utilizes columniform plastic blind-ditch pipe filtration beds 3 to prevent gutter from blocking; Plastic blind-ditch pipe filtration beds 3 is the plastic pipe that strength ratio is larger, and the aperture of cylindrical sieves 4 is smaller, for cylindrical wall being offered rectangular apertures footpath 8 (as shown in Figure 3), is similar to filter pipe on the market; The lower quadrant of cylindrical sieves 4 does not have perforate, and reason is slope, the bottom body that the water secondary preventing from flowing down inside plastic blind-ditch pipe filtration beds 3 enters to be seeped into water pipe, but directly the water from plastic blind-ditch pipe filtration beds 3 is discharged slope body; Because cylindrical sieves 4 bottom closed perimeter is smaller, so allow the pore water in boring the latter half soil body to enter into cylindrical sieves 4 under the bilayer effect of pressure effect and capillarity, then flowing out slope body along tube wall under gravity, preventing cylindrical sieves 4 from blocking at short notice by wrapping up in geotextile filtration beds 5 outward simultaneously; Outer field rigid support layer 6 is rigidity greatly circular pipes, whole circumferential wall is offered larger rectangle large aperture 9, aperture (as shown in Figure 4), because aperture is comparatively large so filtration beds is not wrapped up in periphery, to prevent additional filtration beds from blocking, thus reach the effect of Long-Time Service.Be link with the pin 7 (as shown in Figure 5) of the truncated cone-shaped in external port between each layer, to prevent relative sliding between layers, and design is also convenient to replacement operation in outer end.This product structure design is reasonable, and processing and fabricating is simple, and in-site installation is convenient, can improve the drainability of side slope by a relatively large margin, increases slope stability, saves construction costs.
The construction method of the side slope changeable type gutter originally provided, this water pipe entirety is divided into four parts, fan-shaped pervious layer 1, fan-shaped gutter 2, plastic blind-ditch pipe filtration beds 3 for a part be nexine, cylindrical sieves 4, geotextile filtration beds 5 for a part be middle level sieves, rigid support layer 6 is a unitary part is supporting layer, and four parts are pin 7.Site operation first gets the boring (water pipe diameter 100mm, suggestion boring 110mm) more bigger than water pipe diameter with rig in side slope.First time lays, water pipe each several part is combined shape in aggregates slowly put into boring the inside, during combination water pipe order have by outer and in, first filtration beds and cylindrical sieves 4 and geotextile filtration beds 5 are put into supporting layer and rigid support layer 6, put nexine again and put into cylindrical sieves 4 by fan-shaped pervious layer 1, fan-shaped gutter 2 and plastic blind-ditch pipe filtration beds 3, finally plug pin 7 in external port again.Nexine is laid in attention and filtration beds is will to the pin eye of good pin 7.Lay much the same with first time during replacing, taking off pin 7, by slightly reversing loosening filtration beds or nexine, more slowly pulling out, when changing filtration beds, nexine also can be followed out.So also there is a benefit can understand the stopping state of nexine, accomplish timely replacing.But can take out separately when changing nexine.
Claims (1)
1. the construction method of a side slope changeable type gutter, the structure of described side slope changeable type gutter is: fan-shaped pervious layer (1) below is connected with fan-shaped gutter (2) composition circle, plastic blind-ditch pipe filtration beds (3) is enclosed with at described fan-shaped pervious layer (1) and the periphery of fan-shaped gutter (2), cylindrical sieves (4) is enclosed with in the periphery of described plastic blind-ditch pipe filtration beds (3), the circle upper section of described cylindrical sieves (4) is provided with through hole, circle inferior portion is closed, at least layer of geotextile filtration beds (5) is enclosed with in the periphery of described cylindrical sieves (4), the periphery of described geotextile filtration beds (5) is enclosed with rigid support layer (6), described rigid support layer (6) is comprehensively provided with large through-hole, be fixedly connected to insert pin (7) at port between each layer, it is characterized in that: this water pipe entirety is divided into four parts, fan-shaped pervious layer (1), fan-shaped gutter (2), plastic blind-ditch pipe filtration beds (3) for a part be nexine, cylindrical sieves (4), geotextile filtration beds (5) for a part be middle level sieves, rigid support layer (6) is a unitary part is supporting layer, four parts are pin (7), site operation first gets the bigger boring of specific rigidity supporting layer (6) diameter with rig in side slope, first time lays, water pipe each several part is combined shape in aggregates more slowly put into boring the inside, during combination water pipe order have by outer and in, first filtration beds and cylindrical sieves (4) and geotextile filtration beds (5) are put into supporting layer and rigid support layer (6), put nexine again by fan-shaped pervious layer (1), fan-shaped gutter (2) and plastic blind-ditch pipe filtration beds (3) put into cylindrical sieves (4), finally plug pin (7) in external port again, lay much the same with first time during replacing, taking off pin (7), by slightly reversing loosening filtration beds or nexine, more slowly pulling out, when changing filtration beds, nexine also can be followed out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410246452.8A CN103993645B (en) | 2014-06-05 | 2014-06-05 | A kind of side slope changeable type gutter and construction method thereof |
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| CN201410246452.8A CN103993645B (en) | 2014-06-05 | 2014-06-05 | A kind of side slope changeable type gutter and construction method thereof |
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| CN103993645A CN103993645A (en) | 2014-08-20 |
| CN103993645B true CN103993645B (en) | 2015-08-12 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105019941B (en) * | 2015-08-06 | 2018-04-06 | 广东省长大公路工程有限公司 | Composite, water-drain blind pipe can be safeguarded |
| CN109736292A (en) * | 2019-01-28 | 2019-05-10 | 中国地质大学（武汉） | A kind of preventing clogging up device and construction method for dregs slope drainage pipe |
| CN116876465A (en) * | 2023-09-07 | 2023-10-13 | 华能澜沧江水电股份有限公司 | Integrated drain pipe, drain system and construction method of drain system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009133110A (en) * | 2007-11-30 | 2009-06-18 | Asurakku:Kk | Drainage system structure |
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| CN2718063Y (en) * | 2004-06-10 | 2005-08-17 | 常州市科通防排水器材厂 | Earthwork drainage pipe |
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| CN201144457Y (en) * | 2007-11-21 | 2008-11-05 | 王荣彦 | Novel drainpipe |
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