CN214613388U - Saline and alkaline land view stone material box permeable pavement and salt pan alkali protection body structure - Google Patents
Saline and alkaline land view stone material box permeable pavement and salt pan alkali protection body structure Download PDFInfo
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- CN214613388U CN214613388U CN202120050543.XU CN202120050543U CN214613388U CN 214613388 U CN214613388 U CN 214613388U CN 202120050543 U CN202120050543 U CN 202120050543U CN 214613388 U CN214613388 U CN 214613388U
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Abstract
A landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure for saline-alkali soil comprises a stone structural layer and a planting soil structural layer, and is characterized in that the surrounding joint of the stone structural layer and the planting soil structural layer is longitudinally connected; stone material structural layer includes: the device comprises a first tamped plain soil layer, a blind ditch, a first inverted filter layer, a coarse gravel cushion layer, a first-stage gravel layer, a permeable concrete bonding layer, a surface layer and a drainage kerbstone; the coarse gravel cushion layer is positioned right above the first rammed vegetarian soil layer, the blind ditches are positioned right below the coarse gravel cushion layer and are arranged in the grooves of the first rammed vegetarian soil layer at intervals, and the first inverted filter layer is fully paved at the joint positions of the coarse gravel cushion layer and the blind ditches and the first rammed vegetarian soil layer respectively. The utility model discloses a natural stone material and the combination of the material that permeates water have realized the water permeability that natural stone material mated formation as the view stereoplasm surface course of mating formation, have realized saline and alkaline land simultaneously and have prevented that the stone material from mating formation the general salt and alkali of structure.
Description
Technical Field
The utility model relates to a soil and water conservation technical field, in particular to landscape stone material technique of infiltrating of mating formation.
Background
The sponge city technology is an important link of water and soil conservation technology, and the technology realizes the functions of absorbing and releasing rainwater in cities by means of combining nature and manpower. The stone material structure of mating formation of permeating water of present sponge city grid only considers the view of non-saline and alkaline area and holds the function of oozing, does not consider to implement the stone material in-process of mating formation in saline and alkaline land and to the adverse effect that structure and vegetation brought of mating formation, mainly reflects in:
1. in saline-alkali land areas represented by Tianjin, due to the characteristics of 'salt is removed with water and salt is removed with water' of the saline-alkali land, under the comprehensive action of conditions such as rainstorm, groundwater level lifting, water capillary action and the like, the saline-alkali soil is caused to invade vegetation planting soil from a permeable pavement structure;
2. in the existing technical scheme of the saline-alkali soil planting, in order to prevent salt from permeating vegetation planting soil along with water by stone pavement, an anti-seepage isolation layer is arranged at the peripheral joint of the planting soil, the processing scheme is suitable for a large-area vegetation landscape scheme in centralized layout, but for the planting vegetation which is combined with hard pavement, scattered distribution, irregular curved surface and small area, the construction complexity of laying the anti-seepage isolation layer at the peripheral joint of the planting soil is increased, and the anti-puncture function of the anti-seepage isolation layer needs to be increased under the consideration of the developed root system of trees in a tree pit pool, so that the anti-seepage isolation layer arranged at the peripheral joint of the planting soil has great construction difficulty in the construction of the saline-alkali soil landscape mainly comprising hard pavement;
3. the stone pavement self-salt and alkali also influences the service life of the stone pavement structure and the attractiveness of the surface layer.
The stone material permeates water and the structure of mating formation of salt pan alkali protection integration is lacked in current sponge city technical scheme, and the stone material of having both realized in the view in saline and alkaline land area promptly is mated formation and is permeated water, prevents again that this structure of permeating water from corroding the stone material structure of mating formation and the vegetation planting soil that closes on because of salt pan alkali.
SUMMERY OF THE UTILITY MODEL
The purpose of the present invention is to solve at least one of the technical drawbacks.
Therefore, the utility model aims to provide a saline-alkali soil landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure, which comprises a stone structural layer and a planting soil structural layer, wherein the stone structural layer and the planting soil structural layer are longitudinally connected at the peripheral position;
the stone material structural layer includes: the device comprises a first tamped plain soil layer, a blind ditch, a first inverted filter layer, a coarse gravel cushion layer, a first-stage gravel layer, a permeable concrete bonding layer, a surface layer and a drainage kerbstone;
the coarse gravel cushion layer is positioned right above the first rammed vegetarian soil layer, the blind ditches are positioned right below the coarse gravel cushion layer and are arranged in the grooves of the first rammed vegetarian soil layer at intervals, and the first reverse filter layer is fully paved at the joint positions of the coarse gravel cushion layer and the blind ditches and the first rammed vegetarian soil layer respectively;
the first inverted filter layer and the first-stage gravel distribution filter layer are laid to prevent the phenomenon of saltpetering alkali caused by the fact that underground water moves to the ground surface under the capillary action of water; the large pores among the gravels of the coarse gravel cushion layer are large and stable, and drainage is facilitated.
The first-stage gravel layer is positioned right above the coarse gravel cushion layer;
the pervious concrete bonding layer is positioned right above the first-stage rubble matching layer;
the surface layer is positioned right above the pervious concrete bonding layer;
the surface layer comprises impervious stone grids paved at intervals and pervious surface layer grids;
the drainage kerbstone is positioned at the longitudinal joint of the periphery of the stone structural layer and the planting soil structural layer and above the coarse gravel cushion layer, and has openings at intervals for draining redundant water on the pavement of the bread bricks into the planting soil and then permeating into the ground during rainfall so as to accelerate the rainfall infiltration speed;
the planting soil structure layer comprises a second compacted plain soil layer, a blind ditch, a second inverted filter layer, a second-stage crushed stone layer and a planting soil layer;
the thickness of the planting soil layer depends on landscape configuration plants due to different developed degrees of roots of different plants, and the burial depth of other parts of the planting soil structure layer is increased or reduced according to the thickness requirement of the planting soil layer;
the second-stage gravel layer is positioned above the second rammed plain soil layer, the gravel layer is arranged in a gentle slope at the joint position with the coarse gravel cushion layer, the rest positions are horizontally arranged, the blind ditch is positioned right below the horizontal arrangement position of the second-stage gravel layer and is arranged in the grooves of the second rammed plain soil layer at intervals, and the second inverted filter layer is fully paved at the joint position of the second-stage gravel layer, the blind ditch and the second rammed plain soil layer;
the planting soil layer is located above the second-stage crushed stone layer.
As a preferable scheme, the water permeable surface layer is divided into cells filled with saltpeter.
As a preferred scheme, the permeable surface layer is divided into decorative permeable surface layers.
As a preferred scheme, the first reverse filter layer is made of geotextile, and the second reverse filter layer is made of geotextile.
As a preferred scheme, the blind ditch is a tunnel filled with coarse sand inside and a perforated pipe in the middle. The perforated pipe can be connected with an underground water storage device (not shown in the figure), and the infiltration rainwater is filtered by the coarse sand to be more beneficial to the storage of the water storage device and can also be connected with a municipal pipe network for drainage.
The utility model has the advantages and positive effects that: the combination of natural stone and permeable material is used as landscape hard pavement surface layer to realize the water permeability of natural stone pavement, and the saline-alkali soil is prevented from causing salt and alkali damage to the stone pavement structure.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of the saline-alkali soil landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure arbor planting of the utility model;
FIG. 2 is a schematic view of the planting of flowers, shrubs and ground cover plants in the saline-alkali soil landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure of the utility model;
FIG. 3 is a schematic diagram of the hard paving cells of the stone and saltpeter shown in FIGS. 1 and 2;
FIG. 4 is a schematic diagram of hard paving cells between the stone material and the decorative water-permeable surface layer in FIGS. 1 and 2;
FIG. 5 is a longitudinal cross-sectional view of the drainage kerbstone of FIGS. 1 and 2;
fig. 6 is a schematic diagram of the interval arrangement of the blind trenches in fig. 2.
In the figure, 1 is a stone structural layer, 11 is a first rammed plain soil layer, 12 is a first refilter layer, 13 is a coarse gravel cushion layer, 14 is a first-stage crushed stone layer, 15 is a permeable concrete adhesive layer, 16 is a surface layer, 161 is a impermeable stone grid, 162 is a permeable surface layer grid, 1621 is a stone nitrate, 1622 is a decorative permeable surface layer, 17 is a drainage curb, 2 is a planting soil structural layer, 21 is a second rammed plain soil layer, a is a blind ditch, a1. is coarse sand, a2 is a perforated pipe, 22 is a second refilter layer, 23 is a second-stage crushed stone layer, and 24 is a planting soil layer.
Detailed Description
The present invention will now be described in more detail with reference to the accompanying drawings, in which preferred embodiments of the invention are shown, it being understood that those skilled in the art may modify the invention herein described while still achieving the beneficial results of the invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.
Example 1:
as shown in fig. 1, 3, 5 and 6, a saline-alkali soil landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure comprises a stone structural layer 1 and a planting soil structural layer 2, and is characterized in that the periphery of the stone structural layer 1 and the periphery of the planting soil structural layer 2 are longitudinally connected;
stone material structural layer 1 includes: the water-permeable concrete foundation ditch comprises a first tamped plain soil layer 11, a blind ditch a, a first inverted filter layer 12, a coarse gravel cushion layer 13, a first-stage gravel layer 14, a permeable concrete bonding layer 15, a surface layer 16 and a drainage curbstone 17;
the coarse gravel cushion layer 13 is positioned right above the first tamped plain soil layer 11, the blind ditches a are positioned right below the coarse gravel cushion layer 13 and are arranged in the grooves of the first tamped plain soil layer 11 at intervals, and the first reverse filter layer 12 is fully paved at the joint positions of the coarse gravel cushion layer 13 and the blind ditches a and the first tamped plain soil layer 11 respectively;
the first-stage gravel layer 14 is positioned right above the coarse gravel cushion layer 13;
the pervious concrete bonding layer 15 is positioned right above the first-stage gravel layer 14;
the surface layer 16 is positioned right above the pervious concrete bonding layer 15;
the surface layer 16 comprises impermeable stone cells 161 and permeable surface layer cells 162 which are paved at intervals;
the drainage kerbstone 17 is positioned at the longitudinal joint of the periphery of the stone structural layer 1 and the planting soil structural layer 2 and above the coarse gravel cushion layer 13, and the kerbstone is provided with openings at intervals;
the planting soil structure layer 2 comprises a second compacted plain soil layer 21, a blind ditch a, a second inverted filter layer 22, a second-stage crushed stone layer 23 and a planting soil layer 24;
the planting soil layer 24 is used for planting arbors, the soil layer is thick, and the horizontal elevation of the second-stage gravel layer 23 is lower than that of the coarse gravel cushion layer 13;
the second-stage crushed stone layer 23 is positioned above the second rammed vegetarian soil layer 21, the crushed stone layer is arranged in a gentle slope at the joint position with the coarse crushed stone cushion layer 13, the rest positions are horizontally arranged, the blind ditch a is positioned right below the horizontal arrangement position of the second-stage crushed stone layer 23 and is arranged in the grooves of the second rammed vegetarian soil layer 21 at intervals, and the second inverted filter layer 22 is fully paved at the joint position of the second-stage crushed stone layer 23, the blind ditch a and the second rammed vegetarian soil layer 21;
the planting soil layer 24 is positioned above the second-stage stone matching layer 23.
Further, the permeable surface layer cells 162 are filled with saltpeter 1621.
Further, the first reverse filter layer 12 is made of geotextile, and the second reverse filter layer 22 is made of geotextile.
The blind ditch a is a tunnel filled with coarse sand a1 and a perforated pipe a2 in the middle.
Example 2:
as shown in fig. 2, 4, 5 and 6, the integral structure of cellular permeable pavement and saltpetering alkali protection of the landscape stone in the saline-alkali soil comprises a stone structure layer 1 and a planting soil structure layer 2, and is characterized in that the periphery of the stone structure layer 1 and the periphery of the planting soil structure layer 2 are longitudinally connected;
stone material structural layer 1 includes: the water-permeable concrete foundation ditch comprises a first tamped plain soil layer 11, a blind ditch a, a first inverted filter layer 12, a coarse gravel cushion layer 13, a first-stage gravel layer 14, a permeable concrete bonding layer 15, a surface layer 16 and a drainage curbstone 17;
the coarse gravel cushion layer 13 is positioned right above the first tamped plain soil layer 11, the blind ditches a are positioned right below the coarse gravel cushion layer 13 and are arranged in the grooves of the first tamped plain soil layer 11 at intervals, and the first reverse filter layer 12 is fully paved at the joint positions of the coarse gravel cushion layer 13 and the blind ditches a and the first tamped plain soil layer 11 respectively;
the first-stage gravel layer 14 is positioned right above the coarse gravel cushion layer 13;
the pervious concrete bonding layer 15 is positioned right above the first-stage gravel layer 14;
the surface layer 16 is positioned right above the pervious concrete bonding layer 15;
the surface layer 16 comprises impermeable stone cells 161 and permeable surface layer cells 162 which are paved at intervals;
the drainage kerbstone 17 is positioned at the longitudinal joint of the periphery of the stone structural layer 1 and the planting soil structural layer 2 and above the coarse gravel cushion layer 13, and the kerbstone is provided with openings at intervals;
the planting soil structure layer 2 comprises a second compacted plain soil layer 21, a blind ditch a, a second inverted filter layer 22, a second-stage crushed stone layer 23 and a planting soil layer 24;
the planting soil layer 24 is used for planting flowers, shrubs and ground cover plants, the soil layer is thin, and the horizontal elevation of the second-stage gravel layer 23 is lower than that of the coarse gravel cushion layer 13;
the second-stage crushed stone layer 23 is positioned above the second rammed vegetarian soil layer 21, the crushed stone layer is arranged in a gentle slope at the joint position with the coarse crushed stone cushion layer 13, the rest positions are horizontally arranged, the blind ditch a is positioned right below the horizontal arrangement position of the second-stage crushed stone layer 23 and is arranged in the grooves of the second rammed vegetarian soil layer 21 at intervals, and the second inverted filter layer 22 is fully paved at the joint position of the second-stage crushed stone layer 23, the blind ditch a and the second rammed vegetarian soil layer 21;
the planting soil layer 24 is positioned above the second-stage stone matching layer 23.
Further, the permeable cover compartments 162 are decorative permeable covers 1622.
Further, the first reverse filter layer 12 is made of geotextile, and the second reverse filter layer 22 is made of geotextile.
The blind ditch a is a tunnel filled with coarse sand a1 and a perforated pipe a2 in the middle.
The present invention has been described in detail with reference to the embodiments, but the present invention is only a preferred embodiment, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (5)
1. A saline-alkali soil landscape stone cellular permeable pavement and saltpetering alkali protection integrated structure comprises a stone structural layer (1) and a planting soil structural layer (2), and is characterized in that the periphery of the stone structural layer (1) and the periphery of the planting soil structural layer (2) are longitudinally connected;
the stone structure layer (1) comprises: the water-permeable concrete foundation ditch comprises a first tamped plain soil layer (11), a blind ditch (a), a first inverted filter layer (12), a coarse gravel cushion layer (13), a first-stage gravel layer (14), a water-permeable concrete bonding layer (15), a surface layer (16) and a drainage curbstone (17);
the coarse gravel cushion layer (13) is positioned right above the first rammed plain soil layer (11), the blind ditches (a) are positioned right below the coarse gravel cushion layer (13) and in grooves which are arranged at intervals in the first rammed plain soil layer (11), and the first inverted filter layer (12) is fully paved at the joint positions of the coarse gravel cushion layer (13) and the blind ditches (a) and the first rammed plain soil layer (11) respectively;
the first-stage stone matching layer (14) is positioned right above the coarse crushed stone cushion layer (13);
the pervious concrete bonding layer (15) is positioned right above the first-stage rubble matching layer (14);
the surface layer (16) is positioned right above the pervious concrete bonding layer (15);
the surface layer (16) comprises impermeable stone partitions (161) and permeable surface layer partitions (162) which are paved at intervals;
the drainage kerbstone (17) is positioned at the longitudinal joint of the periphery of the stone structural layer (1) and the planting soil structural layer (2) and above the coarse gravel cushion layer (13), and the kerbstone is provided with openings at intervals;
the planting soil structure layer (2) comprises a second rammed plain soil layer (21), a blind ditch (a), a second inverted filter layer (22), a second-stage stone matching layer (23) and a planting soil layer (24);
the second-stage gravel layer (23) is positioned above the second rammed plain soil layer (21), the gravel layers are arranged in a gentle slope mode at the joint position of the second-stage gravel layer and the coarse gravel cushion layer (13), the rest positions of the gravel layers are arranged horizontally, the blind ditches (a) are positioned under the horizontal arrangement position of the second-stage gravel layer (23) and in the grooves which are arranged at intervals on the second rammed plain soil layer (21), and the second reverse filter layer (22) is fully paved at the joint position of the second-stage gravel layer (23), the blind ditches (a) and the second rammed plain soil layer (21);
the planting soil layer (24) is located above the second-stage stone matching layer (23).
2. The saline-alkali soil landscape stone cellular permeable paving and saltpetering protection integrated structure as claimed in claim 1, wherein the permeable surface layer cells (162) are filled with saltpeter (1621).
3. The integrated structure of cellular permeable paving and saltpetering alkali protection of landscape stone materials in saline-alkali soil according to claim 1, characterized in that the permeable surface layer cells (162) are decorative permeable surface layers (1622).
4. The cellular permeable pavement and saltpetering alkali protection integrated structure for the landscape stone in the saline-alkali soil according to claim 1, wherein the first reverse filter layer (12) is made of geotextile, and the second reverse filter layer (22) is made of geotextile.
5. The integrated structure of cellular permeable paving and saltpetering alkali protection of landscape stone in saline-alkali soil as claimed in claim 1, wherein the blind ditch (a) is a tunnel filled with coarse sand (a1) and a perforated pipe (a2) in the middle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120050543.XU CN214613388U (en) | 2021-01-10 | 2021-01-10 | Saline and alkaline land view stone material box permeable pavement and salt pan alkali protection body structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120050543.XU CN214613388U (en) | 2021-01-10 | 2021-01-10 | Saline and alkaline land view stone material box permeable pavement and salt pan alkali protection body structure |
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| CN214613388U true CN214613388U (en) | 2021-11-05 |
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| CN202120050543.XU Active CN214613388U (en) | 2021-01-10 | 2021-01-10 | Saline and alkaline land view stone material box permeable pavement and salt pan alkali protection body structure |
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