CN103711144B - Alkali-resistant greening variable-inclination-angle type mutually-embedded retaining wall block and construction method for mutually-embedded retaining wall - Google Patents
Alkali-resistant greening variable-inclination-angle type mutually-embedded retaining wall block and construction method for mutually-embedded retaining wall Download PDFInfo
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- CN103711144B CN103711144B CN201310509289.5A CN201310509289A CN103711144B CN 103711144 B CN103711144 B CN 103711144B CN 201310509289 A CN201310509289 A CN 201310509289A CN 103711144 B CN103711144 B CN 103711144B
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Abstract
The invention relates to an alkali-resistant greening variable-inclination-angle type mutually-embedded retaining wall block and a construction method for a mutually-embedded retaining wall, and belongs to the fields of civil engineering, traffic and marine traffic engineering and municipal engineering. The alkali-resistant greening variable-inclination-angle type mutually-embedded retaining wall block comprises a block body, end faces of two sides of the block body are convex arc shaped, a semicircular long through hole is formed in the middle of the block body, a concave rear edge is arranged on the upper portion of one end of the block body, and a convex rear edge mutually embedded with the concave rear edge can be arranged on the lower portion of one end of the block body. By the alkali-resistant greening variable-inclination-angle type mutually-embedded retaining wall block and the construction method for the mutually-embedded retaining wall, the convex-arc-shaped end faces are arranged on the left and right side of the standard floor block, the hole is formed in the middle of the block, after the retaining wall is constructed, the block holes and block clearances can be grown with grass vegetation and vine plants and even become nests of birds and the like, if the ecological block retaining wall is used as a river embankment, small aquatic animals can find habitats in the holes, and accordingly ecological value is high.
Description
Technical field
The present invention relates to alkali resistant greening becomes the construction method of inclination angle type mutually embedding retaining wall block and mutual embedding barricade, belong to soil
Wood engineering, traffic marine traffic engineering, municipal works field.
Background technology
Retaining wall refers to support natural slope, anchor alongside the shore in Roadbed Soil, navigation channel bay, a gear of feature wall and hillside soil body etc.
Structures, primarily serve and prevent from banketing or soil deformation unstability, maintain the effect of its protected structures, wherein gravity type gear soil
Qiang Shi China retaining wall structure the most frequently used at present.Traditional gravity retaining wall (as stone masonry barricade, concrete guard wall etc.)
The frictional force antidumping between dead load and retaining wall bottom surface and basis and opposing soil pressure effect is relied on to carry out holding structure
Stable.Because gravity retaining wall increases lateral resistance effect by deadweight, therefore gravity retaining wall volume weight is all larger, right
The requirement for bearing capacity of ground is high, builds the restriction that gravity retaining wall suffers from foundation bearing capacity on soft foundation.Specifically
In construction, gravity retaining wall construction and excavation side amount is big, and building materials used are many, and operating expenses is higher, time-consuming, and ecological
Poor with landscape function, thus gravity retaining wall is deposited in soft foundation construction and the concrete engineering such as navigation channel, landscape retaining wall
Limit in larger application.
Interlaid type building block retaining wall is a kind of soil-baffling structure just growing up the nearly more than ten years, due to the apparent density of building block
For 16.8～17.3kn/m3, essentially identical with density of banketing, relatively low to ground requirement for bearing capacity；Compared with gravity retaining wall,
Retaining Walls of Hollow Concrete Blocks wall body small volume, pouring that mould is prefabricated by normal concrete can be with mass production, and product quality is easy to
Ensure, block profile is attractive in appearance, has ecology and landscape function concurrently., typically using the method that grouts, construction is more for traditional Retaining Walls of Hollow Concrete Blocks
Complexity, and it is very big on masonry structure impact to grout the strength of materials；Being located at side existing inter-embedding type its inlay positions of masonry form more
Edge, being formed by former and later two building blocks combination is needed between complete inlay and groove, and building block by reinforcing bar, rivet series connection
Connect and form vertical side slope, construction is complex, because the corrosion of reinforcing bar and pin still suffers from block wall in concrete application
Endurance issues, such as in bad repair, easily lead to the safety issue of barricade, thus there is certain restriction in application.Due to
Building block adopts concreting, and As time goes on, its alkalization effect highlights so that building block surrounding soil and Qi Nei
Banket aobvious alkaline, be unfavorable for the growth of block wall surface layer vegetation, ecological effect is deteriorated.
Content of the invention
The present invention is directed to a kind of above-mentioned not enough alkali resistant greening providing and becomes inclination angle type mutually embedding retaining wall block and mutual embedding barricade
Construction method.
The present invention adopts the following technical scheme that
Alkali resistant greening of the present invention becomes inclination angle type mutually embedding retaining wall block, including building block；Described building block both sides end face becomes convex arc
Shape, middle part opens up semicircle elongated hole, the top setting concave volume trailing edge of one end of building block, and the bottom setting of building block one end can be with
The mutually embedding convex body trailing edge of concave volume trailing edge.
Alkali resistant greening of the present invention becomes inclination angle type mutually embedding retaining wall block, and described smears one layer in building block half hole
Alkali-resistant primer.
Alkali resistant greening of the present invention becomes inclination angle type mutually embedding retaining wall block, and described alkali-resistant primer is for Acidic acrylate altogether
Copolymer emulsion.
Alkali resistant greening of the present invention becomes inclination angle type mutually embedding retaining wall block, the convex body trailing edge of building block and the table of convex body trailing edge
Face adopts rounding smooth surface, and building block trailing edge is all using rounding smooth surface.
Alkali resistant greening of the present invention becomes inclination angle type mutually embedding retaining wall block, is provided with life in the elongated hole of described semicircle
State bag.
Alkali resistant greening any one of the present invention becomes the inclination angle type mutually embedding barricade that mutually embedding retaining wall block is made, and described fills out
Local soil type becomes wall body, and wall outer body passes through building block mutual heap base and forms wall alien invasion, and wall body is spread with the top of wall alien invasion
If road surface.
The alkali resistant greening stated of the present invention becomes the construction method of the mutual embedding barricade of inclination angle type, and described barricade alien invasion inclines
Angle is 75 ° ~ 90 °.
The manufacture method that alkali resistant of the present invention greening becomes the mutual embedding retaining wall block of inclination angle type, step is as follows:
The first step: ready-mixed concrete is inserted in ready made mould, compacting of vibrating will be built to the density that meets the requirements
Block is released from mould, forms building block basic model；
Second step: the inner surface of building block basic model smears one layer of alkali-resistant primer；
3rd step: in work progress, build what a (or one layer) building block by laying bricks or stones just by the ecology bag that bankets prefabricated in advance
It is placed on building block semicircle to dig out part.
Alkali resistant of the present invention greening becomes the construction method of the mutual embedding barricade of inclination angle type, and step is as follows:
1), smooth location reaches satisfaction and requires；
2), bottom building block is built by laying bricks or stones according to barricade baseline；
3), build ground floor index bed building block by laying bricks or stones, its rear lower convex body trailing edge is embedded bottom building block upper back concave volume trailing edge
In；
4), after the completion of ground floor building block laying, during laying second layer index bed building block, its rear lower convex body trailing edge is embedded
In the concave volume trailing edge of ground floor index bed building block upper back, between levels, adopt fissure of displacement masonry way；
5), it is gradually completing, according to the mode of step 4), the construction that index bed is built by laying bricks or stones；
6) after the completion of, index bed is built by laying bricks or stones, carry out top layer building block laying, its rear lower convex body trailing edge is embedded its lower index bed
In the concave volume trailing edge of building block upper back, it is finally completed upright retaining wall building process.
Beneficial effect
The alkali resistant greening that the present invention provides becomes the construction method of inclination angle type mutually embedding retaining wall block and mutual embedding barricade, and index bed is built
The block left and right sides is convex end face, middle part hole, after the completion of barricade is built by laying bricks or stones, all can grow in building block hole and building block gap
Careless class vegetation, climing vine plant, or even become the biological nest such as birds, if ecological block retaining wall is used for River Embankment,
Minitype aquatic animal can find the institute perched in hole, has the good ecological value.
The elongated hole of open semicircle shape in the middle part of index bed building block, building block apparent density is 16.9kn/m3Left and right, can effectively reduce
Retaining wall is built by laying bricks or stones and ground soil bearing capacity is required.
The corner of building block concavo-convex space body portion makes two rounding smooth surfaces, can effectively reduce between building block and build
The problem of stress concentration of the reinforcement being laid in block, improves the stabilized soil pavement of surface layer building block soil-baffling structure.
For ensureing safety and the stability of barricade top layer, when designing corresponding top layer building block and bottom building block, adopt
Rectangle plane form, take suitable length (can identical with building block length can also than longer), setting is mutually fitted together to therewith
Concavo-convex space body, construction relatively easy, do not elaborate.
Block profile is attractive in appearance succinct, because building block is full symmetric structure, can adopt once prefabricated two building block cuttings again
Mode accelerates building block manufacturing speed, is easy to plant produced prefabricated.Retaining wall is simple and convenient, can effectively shorten Retaining wall week
Phase.Meanwhile, building block is reusable, saves material, reduces construction costs.
Brief description
Accompanying drawing 1 is each major part schematic diagram of building block；
Accompanying drawing 2 is the building block side structure schematic diagram of Fig. 1；
Accompanying drawing 3 is building block surface layer barricade section design sketch；
Accompanying drawing 4 is building block surface layer barricade 3 d effect graph.
In figure 1 is concrete segment, and 2 is rear lower convex body trailing edge, and 3 is upper back concave volume trailing edge, and 4 is alkali-resistant primer, and 5 are
Ecology bag, 7 is road surface, and 8 is to banket, and h is segment heights, and d is building block lower lobes trailing edge width, and d is building block width.
Specific embodiment
The present invention is described in more detail below in conjunction with the accompanying drawings:
As shown in the figure: alkali resistant greening become inclination angle type mutually embedding retaining wall block, this building block exist index bed building block, top layer building block with
Three kinds of versions of bottom building block, about index bed building block, end face is convex, and block is concrete material, and adopts mould one
Secondary poured, the elongated hole of middle part open semicircle shape.Building block upper back arrange concave volume trailing edge, building block rear lower setting can with concave volume after
The mutually embedding convex body trailing edge of edge, and building block Asperity model rear edge surface adopts rounding smooth surface.In building block half hole and below
Smear the alkali-resistant primer (high-quality Acidic acrylate copolymers' emulsion) of one layer of alkalescence that can reduce concrete.
About index bed building block, end face is convex, and block is concrete material, and complete using mould one-time-concreting, middle part
The elongated hole of open semicircle shape, is easy to fill in it by ecology bag, planting plants, forms green ecological effect.
Smear alkali-resistant primer (the high-quality acidity third of one layer of alkalescence that can reduce concrete in building block semicircle hole inner surface
Olefin(e) acid copolymer emulsion), this paint has superpower permeability, splendid adhesive force, the alkali resistance of brilliance, can resist sealing bottom
The erosion of material alkalescence, water resistant mud degradability, anti-carbonation, anti-powdering, excellent water resistance, prevent moisture content from penetrating wall, send out
Wave mildew-resistant algae-resistant airing function, for a long time long new, the health environment-friendly of protective topcoat.
The greening of index bed alkali resistant becomes inclination angle type mutually after embedding retaining wall block rear lower setting convex body trailing edge and upper back Asperity model
Edge surface adopt rounding smooth surface, and building block trailing edge all using rounding smooth surface so that the mutually embedding effect of building block with
The reinforcement of interface laying avoids stress concentration phenomenon, reduces the damage to building block and laid grid.By changing building block
Rear lower convex body trailing edge is away from the building block back side apart from d and building block width d and height h, phase appropriate angle (barricade of building by laying bricks or stones and construct
Face and horizontal plane angle) Ecological Retaining Wall, so that barricade alien invasion inclination angle arbitrarily can be changed in the range of 75 ° ~ 90 °.This alkali resistant is green
Mutually the embedding retaining wall block left and right sides is arcuate structure to change change inclination angle type, is easy to lagging edge length of grade and flexibly changes the barricade side of building by laying bricks or stones to direction
To.
Alkali resistant greening becomes inclination angle type, and mutually embedding retaining wall block mainly includes index bed building block and top layer building block and bottom building block, and
Index bed building block is main body, and its prefabrication process is as follows:
(1) c25 being stirred fine concrete is inserted in ready made mould (mould selects mainly according to nature
Grade of side slope situation of change, depending on the requirement of block faces inclination layer size), compacting is vibrated on machine to the density that meets the requirements
Building block is released from mould, forms building block basic model as shown in Figure 1 respectively；
(2) inner surface in building block basic model smears one layer of alkali-resistant primer；
(3) in work progress, build that the ecology bag that bankets prefabricated in advance is just put by what a (or one layer) building block by laying bricks or stones
Dig out part in building block semicircle.
The construction method that alkali resistant greening becomes the mutual embedding block wall of inclination angle type is as follows:
(1) smooth location reaches satisfaction requirement (can do suitable compacting to prevent differential settlement)；
(2) bottom building block is built by laying bricks or stones according to barricade baseline；
(3) build ground floor index bed building block by laying bricks or stones, its rear lower convex body trailing edge 2 is embedded bottom building block upper back concave volume trailing edge
In；
(4), after the completion of ground floor building block laying, during laying second layer index bed building block, its rear lower convex body trailing edge 2 is embedded
In ground floor index bed building block upper back concave volume trailing edge 3, adopt fissure of displacement masonry way between levels, complete second in this way
Layer index bed construction.In this manner, complete index bed building construction process；
(5) after the completion of index bed is built by laying bricks or stones, carry out top layer building block laying, its rear lower convex body trailing edge is embedded its lower index bed
In the concave volume trailing edge of building block upper back, it is finally completed upright retaining wall building process.
In building process, by change building block rear lower convex space body slot pitch building block front and rear edge apart from d and building block width
Degree d and height h, builds by laying bricks or stones and is adapted the Ecological Retaining Wall at inclination angle therewith so that barricade alien invasion inclination angle can be appointed in the range of 75 ° ~ 90 °
Meaning change；D, d, h change and barricade change of pitch angle rule such as table 1；H segment heights, d building block lower lobes trailing edge width, d builds
Block width.
The greening of this alkali resistant becomes inclination angle type, and mutually the embedding retaining wall block left and right sides is arcuate structure, for side slope corner, permissible
It is that different subtended angles arrangement between convex end face is achieved using the building block left and right sides, effectively improve retaining wall knot further
The suitability to natural slope for the structure.
Table 1 d, d, h change and barricade change of pitch angle rule such as table 1
| d/mm | d/mm | h/mm | Barricade inclination angle/° |
| 75 | 300 | 150 | 90 |
| 85 | 300 | 150 | 86.16 |
| 95 | 300 | 150 | 82.41 |
| 105 | 300 | 150 | 78.69 |
| 115 | 300 | 150 | 75.07 |
Claims (3)
1. alkali resistant greening become the inclination angle type mutually embedding barricade that mutually embedding retaining wall block is made it is characterised in that: include building block；Described block
Block both sides end face becomes convex, and middle part opens up semicircle elongated hole, the top setting concave volume trailing edge of one end of building block, building block one
The bottom at end arranges convex body trailing edge that can be mutually embedding with concave volume trailing edge；Smear one layer of alkali resistant bottom in the semicircle elongated hole of building block
Paint；Described alkali-resistant primer is Acidic acrylate copolymers' emulsion；The surface of the convex body trailing edge of building block and concave volume trailing edge is using falling
Fillet smooth surface, banket composition wall body, and wall outer body passes through building block mutual heap base and forms wall alien invasion, wall body and wall
The top laying road surface of alien invasion；It is provided with ecology bag in the elongated hole of described semicircle；Wherein alkali resistant greening change inclination angle type is mutual
The manufacture method of embedding retaining wall block, step is as follows:
The first step: ready-mixed concrete is inserted in ready made mould, vibrate compacting to the density that meets the requirements by building block from
Release in mould, form building block basic model；
Second step: the inner surface of building block basic model smears one layer of alkali-resistant primer；
3rd step: in work progress, build what a or one layer of building block by laying bricks or stones and just the ecology bag that bankets prefabricated in advance is placed on block
The semicircle elongated in the hole of block digs out part.
2. alkali resistant as claimed in claim 1 greening becomes the construction method of the mutual mutually embedding barricade that embedding retaining wall block is made of inclination angle type,
It is characterized in that: step is as follows:
1), smooth location reaches satisfaction and requires；
2), bottom building block is built by laying bricks or stones according to barricade baseline；
3), build ground floor index bed building block by laying bricks or stones, its convex body trailing edge is embedded in the concave volume trailing edge of bottom building block；
4), after the completion of ground floor building block laying, during laying second layer index bed building block, its convex body trailing edge is embedded ground floor standard
In the concave volume trailing edge of layer building block, between levels, adopt fissure of displacement masonry way；
5), it is gradually completing, according to the mode of step 4), the construction that index bed is built by laying bricks or stones；
6) after the completion of, index bed is built by laying bricks or stones, carry out top layer building block laying, its convex body trailing edge is embedded the concave volume of its lower index bed building block
In trailing edge, it is finally completed the building process of mutually embedding barricade.
3. alkali resistant according to claim 2 greening becomes the construction party of the mutual mutually embedding barricade that embedding retaining wall block is made of inclination angle type
Method it is characterised in that: described barricade alien invasion inclination angle be 75 ° ~ 90 °.
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| CN111778798A (en) * | 2020-07-20 | 2020-10-16 | 中国二十冶集团有限公司 | Roadbed construction method |
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| CN201165654Y (en) * | 2008-03-12 | 2008-12-17 | 河海大学 | Porous concrete ecological bag building block unit |
| CN102677695A (en) * | 2012-05-18 | 2012-09-19 | 河海大学 | Mutually-embedded ecological building block retaining wall and construction method thereof |
| CN102995657A (en) * | 2012-12-05 | 2013-03-27 | 河海大学 | Ecological retaining wall with embedded building blocks and construction method of retaining wall |
| CN203066104U (en) * | 2013-01-15 | 2013-07-17 | 广州市市政工程设计研究院 | H-shaped plain concrete brick and small ecological soil-blocking wall bricked by same |
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|---|---|---|---|---|
| US5511910A (en) * | 1993-10-29 | 1996-04-30 | Scales; John | Connector and method for engaging soil-reinforcing grid and earth retaining wall |
| AU2765100A (en) * | 1999-04-30 | 2000-11-02 | Adbri Masonry Group Pty Ltd | A retaining wall block and a retaining wall |
| GB2412940A (en) * | 2004-04-08 | 2005-10-12 | Michael Stephen Bundock | Retaining wall |
| CN201165654Y (en) * | 2008-03-12 | 2008-12-17 | 河海大学 | Porous concrete ecological bag building block unit |
| CN102677695A (en) * | 2012-05-18 | 2012-09-19 | 河海大学 | Mutually-embedded ecological building block retaining wall and construction method thereof |
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Effective date of registration: 20210219 Address after: 210022 5th floor, suyao building, 136 honghuacun Road, Qinhuai District, Nanjing City, Jiangsu Province Patentee after: NANJING WATER PLANNING AND DESIGNING INSTITUTE Co.,Ltd. Address before: 211000 No. 8 West Buddha Road, Jiangning Development Zone, Jiangsu, Nanjing, China Patentee before: HOHAI University |
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