CN101313655A - Concrete ecological earthen bowl, production and application method - Google Patents
Concrete ecological earthen bowl, production and application method Download PDFInfo
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- CN101313655A CN101313655A CNA200810124132XA CN200810124132A CN101313655A CN 101313655 A CN101313655 A CN 101313655A CN A200810124132X A CNA200810124132X A CN A200810124132XA CN 200810124132 A CN200810124132 A CN 200810124132A CN 101313655 A CN101313655 A CN 101313655A
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Abstract
The invention belongs to the ecological environment engineering technical field. When the ecology of a lakeshore belt is restored, a concrete ecological bowl is utilized to provide a platform and substrate for planting aquatic plants. The ecological bowl is made of reinforced concrete, three types of materials are laminated and filled in the bowl, and the material layers in the bowl are a gravel layer, a crushed stone layer and a dirt layer from bottom to top respectively; the dirt layer is used as the substrate of the growth of plants, gravels and crushed stones can increase the weight of the bowl, descend the center of gravity of the bowl, improve the lodging resistance of the bowl and simultaneously have the purification effect; the middle upper part of the wall of the bowl is provided with swinging rings, which are convenient for construction. According to the local flora, different wind wave resistant plants are planted in the bowl in order to increase the biological diversity of the local lakeshore belt and restore vegetation. In order to adapt to different land forms and land features, total three types of concrete ecological bowls of A concrete ecological bowl, B concrete ecological bowl and C concrete ecological bowl are designed, and a plurality of bowls with the same type can be combined to form a specific shape for use, which is convenient for construction and has better esthetic effect.
Description
One, technical field
The invention belongs to the ecotope field of engineering technology, be specifically related to the range of application of the design of bar construction and alms bowl wall aperture in the specifications design, alms bowl of ecological earthen bowl and 3 class alms bowl bodies and be used in combination method.
Two, technical background
Offshore lake surface zone, lake is the important component part that lakeside wetland recovers, to this regional revegetation help with the lake surface vegetation and on the bank vegetation form unified integral body, help to keep the continuity of shore bank vegetation and view, reduce the influence that habitat fragmentation brings the shore bank.But waves whipped up by the wind rolled turbulently owing to the lakeside band, and the The Long-term Effect that changes of seasonal water level, stormy waves, adopts traditional technology for recovering vegetation, the very big difficulty of restore vegetation existence before lake surface and lakeside embankment; Urgently need address these problems at present with new technology.The invention of ecological earthen bowl is expected to solve the technical barrier that the lakeside band recovers: the seasonal movement significantly of water level will be stablized, can be adapted to member and vegetation.
Through patent and literature search, there is not such patent both at home and abroad at present.Thereby the invention ecological earthen bowl carries out lakeside band ecological recovery and is necessary; Concrete ecological earthen bowl provides a kind of easy to operate for us, the matrix platform of the plant growing that can also can be used in combination separately.
Three, summary of the invention
The problem that the present invention need solve:
Invent a kind of ecological earthen bowl that carries out lakeside band ecological recovery, solve the technical barrier that the lakeside band recovers.Ecological earthen bowl is drawn materials conveniently, and it is simple, feasible to construct; And play the effect of disappear wave and purifying water body.Simultaneously, can adjust flexibly according to landform and the habitat feature of recovering the area, and not need to carry out the interpolation of artificial alimentation thing, moisture and nutriment can constantly exchange with extraneous water body.
Technical scheme of the present invention is:
Ecological earthen bowl of the present invention is by A, B, three type constitutions of C, and except its height, diameter have the basic difference, its technical characterictic is identical; Be example now, the concrete specifications parameter and the interior of concrete ecological earthen bowl is described with the Type B alms bowl.
(1) alms bowl body structure
By thickness is that the armored concrete of 12cm is built the annular cylinder that forms, and highly is 100cm, and last bottom surface is annular, and the bottom surface peripheral diameter is 200cm, in to enclose diameter be 176cm.The volume of alms bowl body is 0.71m3, and concrete density is 2.4t/m3, and can calculate the deadweight of alms bowl body with this is 1.7t; See Fig. 1.
(2) alms bowl pars intramuralis structure
The alms bowl pars intramuralis is distributed with framework of steel reinforcement, and is fixing by pricking silk between the reinforcing bar, pricks filament diameter 3mm.Framework of steel reinforcement divides two kinds: (1) horizontal reinforcement ring: reinforced steel bar ring is in the middle position of the thick alms bowl wall of 12cm, and the diameter of reinforced steel bar ring is 188cm, and the outermost layer reinforced steel bar ring is 5cm apart from the outer surface of alms bowl, and the vertical distance between each reinforced steel bar ring is 10cm; Bar diameter 9mm.(2) vertical reinforced frame: 12 altogether, bar diameter 12mm is evenly distributed according to angle on reinforced steel bar ring, and angle is 30 degree between the adjacent vertical reinforced frame and the center of circle.(3) suspension ring: for the ease of construction, be provided with 3 outwards outstanding suspension ring at the alms bowl wall, suspension ring distribute in same uniform plane, and promptly angle is 120 degree between the suspension ring.Suspension ring are vertical reinforced frame semiellipse type parts to the evagination place, and protuberance height 2cm is between the joining of the 4th and the 5th reinforced steel bar ring and vertical reinforced frame.Fixing with pricking silk every reinforcing bar joining, the length of every Gen Zhasi is 20cm; See Fig. 2.
(3) packing material
For plant can be needed packing material is added in its inside in the growth of concrete ecological earthen bowl platform.
The packing material word down and on be divided into gravel layer, metalling and dirt bed.Bottommost is a gravel layer, thickness 30cm, gravel particle diameter 10cm, can play increases alms bowl weight, reduce the alms bowl center of gravity, thereby the effect of firm alms bowl body is provided with cinclides in this layer alms bowl wall centre position, is beneficial in the alms bowl and carries out moisture and nutraceutical exchange with the external world, because the gravel particle diameter of gravel layer is bigger, this layer is provided with the hole of diameter 5cm, and 8 of quantity are 45 degree between the hole.
Be metalling on the gravel layer, this layer thickness 30cm is in order further to stablize the structure of alms bowl, ballast grain sizes is 5cm, and the alms bowl wall is provided with the aperture that diameter is 2cm herein, 8 of aperture quantity, be 45 degree between aperture, be beneficial in the alms bowl and carry out moisture and nutraceutical exchange with the external world; See Fig. 3.
Dirt bed thickness 15cm uses the lakebed mud after solidifying, and is matrix and the nutrients that existence is provided for plantation plant thereon, and in order to prevent soil erosion, the alms bowl wall is not provided with aperture herein; See Fig. 4.
(4) plant the piece plantation
Be to plant the piece layer on the dirt bed, the specification that reed is planted piece is 20 * 20 * 20cm3.Calculate according to the suitableeest vegetation coverage 25%, plant 15 and plant piece.In the period when a river is at its normal level, the water surface goes up and alms bowl all can be flooded, and is washed away by current in order to prevent dirt bed earth and to plant piece, and reed is planted and presses the thick cobblestone of 5cm, diameter 2cm on the piece; Play fixing effect to planting piece, prevent to plant piece and the earth under it is washed away by stormy waves; See Fig. 3.
In the alms bowl body of A type, Type B, 3 types of C type, the thickness of gravel layer, metalling and dirt bed is had nothing in common with each other according to the height of alms bowl, but 20cm plant the piece layer and and the cobblestone layer of 5cm remain unchanged.The major part of alms bowl is immersed in the lake water, so the top of 3 class alms bowls looks like unanimity in appearance, guarantees the continuity of view.
The packing material of table 1A type, Type B, 3 kinds of alms bowls of C type
(5) type and combination
For the depth of water and the habitat that adapts to zones of different, concrete ecological earthen bowl divides by A type, Type B, C type 3 kinds of specifications totally, and concrete parameter sees the following form.
The specification of table 2A type, Type B, 3 kinds of alms bowls of C type
Annotate: hole diameter is 2cm, and big bore dia is 5cm.
When concrete constructing operation, can be according to actual conditions, as aesthetic of landscape requirement, lake surface stormy waves, the lake water degree of depth etc., the alms bowl of several same models is combined into some shapes uses, both can convenient construction, also have more aesthetic effect.
The composite type design recommendation of table 3 ecological earthen bowl
(6) concrete ecological earthen bowl stability analysis
Structural stability: framework of steel reinforcement is in alms bowl wall middle, and by horizontal reinforcement ring and the vertical annular formed of reinforced frame, it is thread tightly fixing to be with length that 20cm just pricks in each joining, makes whole framework of steel reinforcement become a firm integral body.
Performance resistant to lodging: after concrete ecological earthen bowl added that packing material and kind go up plant, weight can reach 1-2t, has the ability of strong storm resisting.Be example with C type alms bowl now, its performance resistant to lodging is analyzed: the weight of C type alms bowl is 5.87t.The center of gravity that calculates alms bowl according to the deadweight and the packing material of C type alms bowl is at 56cm place, centre distance bottom surface, thereby the lodging inclination angle that calculates C type alms bowl is 53 degree.And calculate in view of the above,, need to apply 20,000 newton's power, can resist the high 1.3m of critical wave in its side if will make the angle of inclination of C type alms bowl reach this critical numerical value.Because of typhoon speed 32.7m/s, when depth of water 3m, can produce unrestrained high 1.2m.Therefore, even the stormy waves of TAI HU AREA maximum can not push over it.Compare with C type alms bowl, the center of gravity of A, Type B alms bowl is lower, has stronger capacity of anti-storm.
The effect of this invention is:
The present invention provides platform and matrix for the plantation for water plants.Before stormy waves arrives loke shore, weaken the intensity of stormy waves, reduce to wash away influence to what loke shore caused.In alms bowl, also can dispose different wind wave resistance plant species, increase local lakeside band bio-diversity, connect the land plant view, tool aesthetic of landscape effect according to the flora of locality.Simultaneously, the adsorption capacity that the host material in the alms bowl body has can absorb and the contaminated water quality of purification.
Four, description of drawings
Figure 1B type ecological earthen bowl vertical view
I-alms bowl wall, II-plants piece; Measurement unit: cm
Fig. 2 Type B alms bowl side-looking bar construction figure
I-alms bowl wall, III-horizontal reinforcement ring, the vertical reinforced frame of IV-, V-suspension ring, VI-cinclides; Measurement unit: cm
Fig. 3 Type B ecological earthen bowl cinclides distribution vertical view
I-alms bowl wall, the VI-cinclides; Measurement unit: cm
The packing material of Fig. 4 Type B alms bowl.
I-alms bowl wall, II-plants piece, VI-cinclides, VII-cobblestone layer, VIII-dirt bed, IX-metalling, X-gravel layer;
Measurement unit: cm
Five, embodiment
When carrying out concrete ecological recovery engineering, need clearly to recover earlier the depth of water and the lakebed distribution situation on ground, the distributed layout of clear and definite alms bowl.Because the alms bowl body all about 1t, is preferably in and carries out the construction of alms bowl body near the construction ground and build.After the alms bowl body is built up, can send fixed point to throw in hanging shipping.
According to the consideration of the different depth of water and construction aspect, can use A, B, 3 types of C and combination thereof respectively.A type alms bowl height is 50cm, can be used for the recovery of offshore phytal zone vegetation, is applicable to depth of water 50-100cm scope; Type B alms bowl height is 100cm, can be used for depth of water 100-150cm depth of water scope; C type alms bowl height is 150cm, can be used for depth of water 150-200cm scope.When concrete constructing operation, the alms bowl of several same models can be combined into some shapes and use, both can convenient construction, also have more aesthetic effect.
Concrete work progress is: build ecological earthen bowl on request; Ecological earthen bowl is placed in its suitable habitat; Order by gravel, rubble, earth is filled in the ecological earthen bowl respectively; The plantation plant is planted piece, places cobblestone.
Examples of implementation: the bright river bend restoration of the ecosystem in Taihu Lake, Wuxi engineering
In Taihu Lake, Wuxi in 2008 lakeside, bright river bend band restoration of the ecosystem engineering, the present invention is 6060m at the gross area
2Stone matter sloping bank ecological recovery engineering and area are 20114m
2Stone matter sloping bank south slope ecology recovers to have brought into play the wave that disappears in the engineering, purify water and the effect of revegetation.The monomer alms bowl is formed the littoral ecological earthen bowl zone of vegetation, in waters, bright river bend, played good effect.
Claims (6)
1. concrete ecological earthen bowl, it is characterized in that forming by framework of steel reinforcement and concreting, concrete ecological earthen bowl alms bowl wall is a circular cylinder, the alms bowl wall thickness is 12cm, and the alms bowl wall is provided with cinclides and suspension ring, and cinclides is in the bottom of alms bowl body, suspension ring are in the middle and upper part of alms bowl body, be provided with packing material in the alms bowl, packing material is gravel layer, metalling, dirt bed from bottom to top, plants piece layer and cobblestone layer, and each layer thickness is decided according to the height of alms bowl body.
2. according to the preparation method of the described concrete ecological earthen bowl of claim 1, the height that it is characterized in that the alms bowl body is 50-150cm, and external diameter is 150-200cm, and the concrete grammar of Type B alms bowl is:
(1) the alms bowl body structure is that the armored concrete of 12cm is built and formed by thickness; The annular cylinder highly is 100cm, and peripheral diameter is 200cm, in to enclose diameter be 176cm;
(2) the alms bowl pars intramuralis is distributed with framework of steel reinforcement, and is fixing by pricking silk between the reinforcing bar, pricks filament diameter 3mm; Framework of steel reinforcement divides two kinds: horizontal reinforcement ring, reinforced steel bar ring are in the middle position of the thick alms bowl wall of 12cm, and the diameter of reinforced steel bar ring is 188cm, and the outermost layer reinforced steel bar ring is 5cm apart from the outer surface of alms bowl, and the vertical distance between each reinforced steel bar ring is 10cm, bar diameter 9mm; Vertical reinforced frame, 12 altogether, bar diameter 12mm is evenly distributed according to angle on reinforced steel bar ring, and angle is 30 degree between the adjacent vertical reinforced frame and the center of circle; Be provided with outwards outstanding totally 3 suspension ring at the alms bowl wall, suspension ring distribute in same uniform plane, and promptly angle is 120 degree between the suspension ring, and suspension ring are vertical reinforced frame semiellipse type parts to the evagination place, protuberance height 2cm is between the joining of the 4th and the 5th reinforced steel bar ring and vertical reinforced frame; Fixing with pricking silk every reinforcing bar joining, the length of every Gen Zhasi is 20cm;
(3) packing material is divided into gravel layer from bottom to top, metalling and dirt bed; Bottommost is a gravel layer, thickness 30cm, and particle diameter 10cm, this layer alms bowl wall centre position is provided with cinclides, bore dia 5cm, 8 of quantity are 45 degree between the hole; On the gravel layer metalling, thickness 30cm, ballast grain sizes 5cm, alms bowl wall are provided with the aperture that diameter is 2cm, and 8 of quantity are 45 degree between the hole; Dirt bed thickness 15cm uses the lakebed mud after solidifying, and is matrix and the nutrients that existence is provided for plantation plant thereon, and in order to prevent soil erosion, the alms bowl wall is not provided with aperture herein;
(4) be that very water is planted the piece layer on the dirt bed, the specification of planting piece is 20 * 20 * 20cm
3, plant and added the thick cobblestone layer of 5cm on the piece layer, play fixing effect, cobblestone particle diameter 2cm.
3. according to the preparation method of the described concrete ecological earthen bowl of claim 2, it is characterized in that the concrete grammar of A type alms bowl is:
(1) the alms bowl body is 12cm by thickness, highly is 50cm, and peripheral diameter is 200cm, in to enclose diameter be 176cm;
(2) the alms bowl pars intramuralis is distributed with framework of steel reinforcement, suspension ring, and bundle silk technical specification is identical with the Type B alms bowl;
(3) packing material is divided into gravel layer 10cm from bottom to top, metalling 10cm, and dirt bed 5cm plants piece 20cm, cobblestone layer 5cm; Gravel, ballast grain sizes are identical with the Type B alms bowl, aperture, and 8 of quantity are 45 degree between the hole;
(4) be that very water is planted the piece layer on the dirt bed, the specification of planting piece is identical with the Type B alms bowl.
4. according to the preparation method of the described concrete ecological earthen bowl of claim 2, it is characterized in that the concrete grammar of C type alms bowl is:
(1) the alms bowl body is 12cm by thickness, highly is 150cm, and peripheral diameter is 150cm, in to enclose diameter be 126cm;
(2) the alms bowl pars intramuralis is distributed with framework of steel reinforcement, and framework of steel reinforcement divides two kinds: horizontal reinforcement ring, reinforced steel bar ring are in the middle position of the thick alms bowl wall of 12cm, the diameter of reinforced steel bar ring is 138cm, the outermost layer reinforced steel bar ring is 5cm apart from the outer surface of alms bowl, and the vertical distance between each reinforced steel bar ring is 10cm, bar diameter 9mm; Vertical reinforced frame, 12 altogether, bar diameter 12mm is evenly distributed according to angle on reinforced steel bar ring, and angle is 30 degree between the adjacent vertical reinforced frame and the center of circle; Be provided with outwards outstanding totally 3 suspension ring at the alms bowl wall, suspension ring distribute in same uniform plane, and promptly angle is 120 degree between the suspension ring, and suspension ring are vertical reinforced frame semiellipse type parts to the evagination place, protuberance height 2cm is between the joining of the 5th and the 6th reinforced steel bar ring and vertical reinforced frame; Fixing with pricking silk every reinforcing bar joining, the length of every Gen Zhasi is 20cm; Reinforcing bar, bundle silk technical specification is identical with the Type B alms bowl;
(3) packing material is divided into gravel layer 50cm from bottom to top, metalling 50cm, and dirt bed 25cm plants piece 20cm, cobblestone layer 5cm; Gravel, ballast grain sizes are identical with the Type B alms bowl, aperture, and 8 of quantity are 45 degree between the hole; 4. be that very water is planted the piece layer on the dirt bed, the specification of planting piece is identical with the Type B alms bowl.
5. according to the using method of the described concrete ecological earthen bowl of claim 1, it is characterized in that making the alms bowl body after, hang alms bowl suspension ring on one's body with crane, the alms bowl body is placed on lakebed; Place gravel layer in the alms bowl body in order, metalling and dirt bed, gravel particle diameter 10cm, ballast grain sizes are 5cm and place emergent aquactic plant and plant piece on dirt bed that the specification of planting piece is 20 * 20 * 20cm
3And push down with cobblestone; Ecological earthen bowl can use separately, also can the rectangular combination alms bowl of a plurality of 4A of being combined into types or Type B triangle combination alms bowl or 5C type plum blossom combination alms bowl or 7C type plum blossom combination alms bowl use.
6. the application of concrete ecological earthen bowl according to claim 1 in the band ecological recovery of lakeside.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635089A (en) * | 2012-03-31 | 2012-08-15 | 江苏大学 | Ecological riparian zone construction method |
| CN106416812A (en) * | 2016-12-13 | 2017-02-22 | 鄢陵中林园林工程有限公司 | Container sleeved root control bag seed and seedling cultivation device, automatic-control irrigation system thereof and seedling cultivation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2667009Y (en) * | 2003-11-07 | 2004-12-29 | 钟长林 | Environment protection slope securing greening modular blocks |
| CN100415079C (en) * | 2005-09-29 | 2008-09-03 | 上海大学 | Vegetation ecological concrete precast block and preparation method thereof |
| CN1958478A (en) * | 2005-11-01 | 2007-05-09 | 中国环境科学研究院 | Intensive manual assistance eco technique and system for restoring degraded beach zone |
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2008
- 2008-06-24 CN CN200810124132XA patent/CN101313655B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635089A (en) * | 2012-03-31 | 2012-08-15 | 江苏大学 | Ecological riparian zone construction method |
| CN102635089B (en) * | 2012-03-31 | 2015-06-24 | 江苏大学 | Ecological riparian zone construction method |
| CN106416812A (en) * | 2016-12-13 | 2017-02-22 | 鄢陵中林园林工程有限公司 | Container sleeved root control bag seed and seedling cultivation device, automatic-control irrigation system thereof and seedling cultivation method |
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| CN101313655B (en) | 2011-03-23 |
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Granted publication date: 20110323 Termination date: 20190624 |