CN108442323A - A kind of sewage ditch with precast concrete block ecological revetment - Google Patents

A kind of sewage ditch with precast concrete block ecological revetment Download PDF

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Publication number
CN108442323A
CN108442323A CN201810489871.2A CN201810489871A CN108442323A CN 108442323 A CN108442323 A CN 108442323A CN 201810489871 A CN201810489871 A CN 201810489871A CN 108442323 A CN108442323 A CN 108442323A
Authority
CN
China
Prior art keywords
precast concrete
concrete block
centimetres
side slope
basis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810489871.2A
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Chinese (zh)
Inventor
王力
郭炜
程超
洪甘林
郜元勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changjiang Institute of Survey Planning Design and Research Co Ltd
Original Assignee
Changjiang Institute of Survey Planning Design and Research Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changjiang Institute of Survey Planning Design and Research Co Ltd filed Critical Changjiang Institute of Survey Planning Design and Research Co Ltd
Priority to CN201810489871.2A priority Critical patent/CN108442323A/en
Publication of CN108442323A publication Critical patent/CN108442323A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/14Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Revetment (AREA)

Abstract

The invention discloses a kind of sewage ditch with precast concrete block ecological revetment, it includes the basis (1) positioned at bottom and the side slope (2) at left and right sides of the basis (1);The basis (1) is from top to bottom equipped with cobblestone bed course (1.1), concrete cushion (1.2) and blotter (1.3);It misplaces to pile up to have several precast concrete blocks (1.4) and transversely pile up along longitudinal direction respectively in the side slope (2) and has several precast concrete blocks of three rows (1.4), aquatic plant system (1.6) is installed in each precast concrete block (1.4), building stones, sandy soil and planting soil (1.5) are filled in each precast concrete block (1.4);It overcomes the shortcomings that conventional drainage major function only meets blowdown requirement from sewage quantity, blowdown speed etc. merely in the prior art, the advantages of having and increase sewage hydraulic detention time, be more advantageous to the removal of nitrogen phosphorus in pollutant.

Description

A kind of sewage ditch with precast concrete block ecological revetment
Technical field
The present invention relates to Water Ecological Recovery technical fields, are more specifically that one kind is protected with precast concrete block ecology The sewage ditch on slope.
Background technology
In recent years, " water pollution " becomes the very high vocabulary of frequency of use.Since water crisis frequency caused by pollution is existing, various regions water Pollution Crisis is constantly broken out, this is not accidental unexpected incidents, it shows that the development pattern of Traditional Industrialization not only makes China Resource environment to the baseline for being difficult to bear, also seriously threaten the daily life of the people.
Currently, existing conventional drainage major function, which only meets from sewage quantity, blowdown speed etc. merely, arranges Dirt requires, and in order to make drainage while be also equipped with the functions such as removal pollution of area source, sewage self-cleanse, can pass through corresponding engineering measure It is built with botanical system structure at subtracting dirty and pollution discharge type sewage ditch.Certain engineering measure and sewage purification work are used in sewage ditch Skill effectively can stablize purpose by reinforcing side slope;And it is planted in the aquatic plant system in sewage ditch, there is barrier exogenous nutrition, inhale The function of receiving water body nitrogen phosphorus, beautify blowdown irrigation canals and ditches, rhizome can also inhibit the release of nutrients in sludge, plant growth later stage Unified harvesting removal can also be facilitated.But existing sewage ditch mostly uses the protective slope structures such as concrete, stone masonry, cement is brick, Structure is single, cost is high, landscape effect is poor, does not meet environmental friendly principle also;And use the sewage ditch side slope of botanical system steady merely It is qualitative it is poor, anti-seepage effect is poor, and the problems such as be easy to cause soil erosion, cave in.
Invention content
It is an object of the invention to overcome the shortcoming of above-mentioned background technology, and propose a kind of with precast concrete block The sewage ditch of ecological revetment.
The purpose of the present invention is by following technical solution to implement:It is a kind of with precast concrete block ecological revetment Sewage ditch, it includes the side slope positioned at the basis of bottom and positioned at the basis left and right sides;The basis is from top to bottom It is equipped with cobblestone bed course, concrete cushion and blotter;If dislocation stacking has intervention along longitudinal direction respectively in the side slope Concrete block processed and transversely stacking have several precast concrete blocks of three rows, and cement mortar is used between the precast concrete block It builds by laying bricks or stones, aquatic plant system is installed in each precast concrete block, in each precast concrete block Filled with building stones, sandy soil and planting soil, each precast concrete block is provided with antiseepage soil with the side slope contact surface Work cloth;The cobblestone bed course is horizontally arranged with lock able to turn on or off between the side slope of both sides, in the basic tail portion Door.
In the above-mentioned technical solutions:The gradient of the side slope is 1:0.6-1:Between 1.
In the above-mentioned technical solutions:The thickness of the cobblestone bed course is 10-20 centimetres, and cobble grain size existsThe concrete mats layer thickness is 20 centimetres, and the blotter thickness is 20 centimetres
In the above-mentioned technical solutions:The horizontal spacing between precast concrete block described in adjacent two rows is 15-20 lis Rice, each precast concrete block size are 60 centimetres * 30 centimetres * 30 centimetres;Each precast concrete block is met The water surface and bottom are provided with the hole of same size.
The invention has the advantages that:1. being carried out using precast concrete block and botanical system in sewage ditch side slope of the present invention Ecological revetment processing, not only prevents ditch slope from caving in, soil erosion, can also be delayed in ditch by precast concrete block and botanical system Water volume flow rate increases sewage hydraulic detention time, is more advantageous to the removal of nitrogen phosphorus in pollutant.
2, sewage ditch of the present invention is of simple structure and low cost, building is convenient, prefabricated by directly being built by laying bricks or stones in sewage ditch side slope Concrete block plays the role of firm side slope, while also delaying water volume flow rate, and the aquatic plant system in side slope is enable fully to disappear Solving the nitrogen and phosphorus pollution object in water body, moreover it is possible to the effect for playing the role of beautification of landscape, it is not only blowdown to make sewage ditch, but also It is landscape belt.
3, the aquatic plant system of sewage ditch of the present invention has selected easy to maintain, fast growing to have both the economy of landscape planting Crop not only eliminates the trouble of daily maintenance, also brings certain economic benefit by regularly gathering in every year.
Description of the drawings
Fig. 1 is the cross section drawing of sewage ditch of the present invention.
Fig. 2 is the floor plan of sewage ditch of the present invention.
Fig. 3 is precast concrete block sectional view of the present invention.
Fig. 4 is precast concrete block side view of the present invention.
In figure:Basis 1, cobblestone bed course 1.1, concrete cushion 1.2, blotter 1.3, precast concrete block 1.4, hole 1.4.1, building stones, sandy soil and planting soil 1.5, aquatic plant system 1.6, gate able to turn on or off 1.7, anti-seepage geotextile 1.8, side slope 2.
Specific implementation mode
The performance that the invention will now be described in detail with reference to the accompanying drawings, but they do not constitute limitation of the invention, only It is for example, while by illustrating that advantages of the present invention will become clearer and be readily appreciated that.
Referring to Fig.1 shown in -4:A kind of sewage ditch with precast concrete block ecological revetment, it includes the base positioned at bottom Plinth 1 and the side slope 2 at left and right sides of the basis 1;The basis 1 is from top to bottom equipped with cobblestone bed course 1.1, mixes Solidifying soil padding 1.2 and blotter 1.3;
Concrete cushion 1.2 prevents ditch basis by current scour, while also functioning to the effect of antiseepage.
It misplaces to pile up to have several precast concrete blocks 1.4 and transversely pile up along longitudinal direction respectively in the side slope 2 and has three Several precast concrete blocks 1.4 are arranged, aquatic plant system 1.6 are installed in each precast concrete block 1.4, every Building stones, sandy soil and planting soil 1.5, each precast concrete block 1.4 are filled in a precast concrete block 1.4 2 contact surface of side slope is provided with anti-seepage geotextile 1.8;Precast concrete block 1.4, aquatic plant system 1.6 play anti- Only slope failure, slow down the effect that effluent flow rate makes water body be fully purified, anti-seepage geotextile 1.8 plays the role of antiseepage.
For the cobblestone bed course 1.1 between both sides side slope 2, being horizontally arranged in 1 tail portion of basis can The gate 1.7 of keying.
The gradient of the side slope 2 is 1:0.6-1:Between 1.
The thickness of the cobblestone bed course 1.1 is 10-20 centimetres, and cobble grain size exists The concrete 1.2 thickness of bed course is 20 centimetres, and 1.3 thickness of blotter is 20 centimetres.
The horizontal spacing between precast concrete block 1.4 described in adjacent two rows is 15-20 centimetres, each described pre- 1.4 size of concrete block processed is 60 centimetres * 30 centimetres * 30 centimetres;Each 1.4 upstream face of precast concrete block and bottom It is provided with the hole 1.4.1 of same size.
1.6 planting density of aquatic plant system is 20-30%;Botanical system 1.6 is by submerged plant or emergent aquactic plant or floats Water plant constitution;Submerged plant selects the one or several kinds in golden watermifoil, dragon's tongue, hornwort, eel grass;Emergent aquactic plant is selected One or several kinds in reed, cattail, yellow flag, evergreen aquatic iris, Lythrum salicaria;Floating plant selects water lily, Wang Lian, Gorgon fruit In one or several kinds.Water plant is gathered in annual December in October-, it is withered or dead to can effectively prevent plant The nutriments such as the nitrogen phosphorus absorbed are caused to release after residuum is decomposed afterwards.Gate is arranged in sewage ditch end, controls flow stream Speed and normal depth of flow are in 70cm or so.
Above-mentioned unspecified part is the prior art.

Claims (4)

1. a kind of sewage ditch with precast concrete block ecological revetment, it is characterised in that:It includes positioned at the basis (1) of bottom With the side slope (2) at left and right sides of the basis (1);The basis (1) is from top to bottom equipped with cobblestone bed course (1.1), concrete cushion (1.2) and blotter (1.3);The stacking that misplaces along longitudinal direction respectively in the side slope (2) has several Precast concrete block (1.4) and transversely stacking have several precast concrete blocks of three rows (1.4), in each concrete Aquatic plant system (1.6) is installed in soil block (1.4), in each precast concrete block (1.4) filled with building stones, Sandy soil and planting soil (1.5), each precast concrete block (1.4) are provided with antiseepage with described side slope (2) contact surface Geotextiles (1.8);The cobblestone bed course (1.1) is located between both sides side slope (2), in described basis (1) tail portion along cross To being provided with gate able to turn on or off (1.7).
2. a kind of sewage ditch with precast concrete block ecological revetment according to claim 1, it is characterised in that:It is described Side slope (2) the gradient be 1:0.6-1:Between 1.
3. a kind of sewage ditch with precast concrete block ecological revetment according to claim 1 or 2, it is characterised in that: The thickness of the cobblestone bed course (1.1) is 10-20 centimetres, and cobble grain size existsThe concrete cushion (1.2) thickness is 20 centimetres, and the blotter (1.3) thickness is 20 centimetres.
4. a kind of sewage ditch with precast concrete block ecological revetment according to claim 3, it is characterised in that:It is adjacent Two rows described in precast concrete block (1.4) between horizontal spacing be 15-20 centimetres, the precast concrete block (1.4) size is 60 centimetres * 30 centimetres * 30 centimetres;Each precast concrete block (1.4) upstream face and bottom are provided with The hole (1.4.1) of same size.
CN201810489871.2A 2018-05-21 2018-05-21 A kind of sewage ditch with precast concrete block ecological revetment Pending CN108442323A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810489871.2A CN108442323A (en) 2018-05-21 2018-05-21 A kind of sewage ditch with precast concrete block ecological revetment

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Application Number Priority Date Filing Date Title
CN201810489871.2A CN108442323A (en) 2018-05-21 2018-05-21 A kind of sewage ditch with precast concrete block ecological revetment

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CN108442323A true CN108442323A (en) 2018-08-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113152319A (en) * 2021-05-11 2021-07-23 安徽省交通规划设计研究总院股份有限公司 Assembly type flexible drainage structure and construction method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1088547A (en) * 1996-09-18 1998-04-07 Fujita Corp Revetment structure
CN202012066U (en) * 2010-12-17 2011-10-19 天津水运工程勘察设计院 Flexible green ecological channel revetment structure
CN202139596U (en) * 2011-06-23 2012-02-08 何子灿 Wide slit reinforced ecological concrete slope protection structure
CN205223997U (en) * 2015-12-22 2016-05-11 武汉大学 Take ecological ditch of stake bank protection
CN208363031U (en) * 2018-05-21 2019-01-11 长江勘测规划设计研究有限责任公司 A kind of sewage ditch with precast concrete block ecological slope protection

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1088547A (en) * 1996-09-18 1998-04-07 Fujita Corp Revetment structure
CN202012066U (en) * 2010-12-17 2011-10-19 天津水运工程勘察设计院 Flexible green ecological channel revetment structure
CN202139596U (en) * 2011-06-23 2012-02-08 何子灿 Wide slit reinforced ecological concrete slope protection structure
CN205223997U (en) * 2015-12-22 2016-05-11 武汉大学 Take ecological ditch of stake bank protection
CN208363031U (en) * 2018-05-21 2019-01-11 长江勘测规划设计研究有限责任公司 A kind of sewage ditch with precast concrete block ecological slope protection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113152319A (en) * 2021-05-11 2021-07-23 安徽省交通规划设计研究总院股份有限公司 Assembly type flexible drainage structure and construction method thereof

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Application publication date: 20180824