CN206380334U - A kind of lawn water-saving structure - Google Patents
A kind of lawn water-saving structure Download PDFInfo
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- CN206380334U CN206380334U CN201621465262.6U CN201621465262U CN206380334U CN 206380334 U CN206380334 U CN 206380334U CN 201621465262 U CN201621465262 U CN 201621465262U CN 206380334 U CN206380334 U CN 206380334U
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Abstract
The utility model is related to a kind of lawn water-saving structure, the lawn water-saving structure is included in the water storage trench pit of the radiation spider web type excavated on the original soil layer of lawn, the water storage trench pit includes being equipped with air-permeable layer, hypothallus successively from bottom to top on the water cell positioned at bottom, the water-absorbing-retaining unit being laid in the water cell, the lawn original soil layer, the drainpipe being arranged on the outside of at least part water cell that are laid on the water-absorbing-retaining unit, the lawn original soil layer.Lawn water-saving structure of the present utility model can significantly improve efficiency of water application, realize the purpose of lawn water saving；By the way that lawn irrigation, draining, water storage are combined, realize water it is many when draining, the purpose of water conservation when water is few sets up the progress moisture storage of water storage trench pit for lawn root system using porous-stone absorption soil moisture using and underground.
Description
Technical field
The utility model is related to afforestation field, more particularly to a kind of lawn water-saving structure, is especially suitable for gardens green
Change the structure on lawn.
Background technology
As water resources problems becomes increasingly conspicuous, China has recognized that sustainable and healthy development is wanted in gardens construction, must just develop
Water-saving landscape architecture.At present, during urban green space is irrigated, the overwhelming majority still uses hose broad irrigation greenery patches, this method
About 80% water is lost due to deep percolation and evaporation.Likewise, rainfall also has to the water that urban green space is supplemented
More than 90% fails to be lost in by forest application, can if keeping 30% or so irrigation water and rainwater here by technical finesse
Enough greatly reduce the water consumption of Garden Greenland irrigation.
Lawn root system is shallower, wherein 80% is distributed in more than 40cm soil layer, and more than 50% be earth's surface with
In the range of lower 20cm, it is difficult to absorb the soil moisture of deeper soil layer to ensure own growth, can only manually pour moisturizing,
And once water shortage can cause lawn growth bad.According to statistics, 1m2Warm-season turf want within 1 year 0.5 ton or so of water consumption, it is cold
Season type lawn then needs 0.8~1.0 ton or so.Lawn water consumption is huge, is the main water consumer of afforestation, therefore, structure
The main aspect that water-saving lawn is Garden Greenland water saving is built, is also the important measure that " water-saving gardens " are built.
Utility model content
The purpose of this utility model is to be directed to the problem of lawn water consumption is huge in afforestation, proposes a kind of spoke annular in shape
The lawn water-saving structure of spider web type is penetrated, to utilize soil moisture, and moisture storage organization is set up in underground, is that turfgrass is built
Good growing environment.
To achieve the above object, the utility model provides a kind of lawn water-saving structure, and the lawn water-saving structure includes
The water storage trench pit of the radiation spider web type excavated on lawn original soil layer, the water storage trench pit includes the water storage list positioned at bottom
Member, the water-absorbing-retaining unit being laid in the water cell, the lawn original soil layer being laid on the water-absorbing-retaining unit, set
The drainpipe on the outside of at least part water cell is put, the water cell includes building in water storage trench pit both sides vertically
Brick layer, the waterproof layer for being laid on brick layer inwall and water storage trench pit bottom, at least it is vertically arranged in together between the brick layer
First gabion, laterally it is laid on the second gabion in the brick layer and the first gabion, the waterproof layer, brick layer, the first gabion, the
Storage cavity is formed between two gabions, the water-absorbing-retaining unit includes the water suction rock layers of lower floor and the water conservation layer on upper strata, institute
State and be equipped with air-permeable layer, hypothallus successively from bottom to top on the original soil layer of lawn.
Preferably, the depth of the water storage trench pit is 53~75cm, and width is 75~80cm, adjacent water storage trench pit
Between at intervals of 2.5~3m.
Preferably, first gabion and the second gabion include the metal cylinder mould provided with hole and are filled in described
Porous-stone in metal cylinder mould.
Preferably, the length of first gabion and the second gabion be respectively 75~80cm, 25~30cm, 10~
15cm。
Preferably, the drainpipe is laid with the central point for radiating the water storage trench pit of spider web type；The drainpipe
For the PVC bellowss of perforate, and gauze is enclosed with the outside of the drainpipe.
Preferably, impervious material, second gabion and porous-stone are equipped between second gabion and the brick layer
Seepy material is equipped between layer.
Based on above-mentioned technical proposal, the utility model has the advantages that：
Lawn water-saving structure of the present utility model can significantly improve efficiency of water application, realize the purpose of lawn water saving；
By the way that lawn irrigation, draining and water storage are combined, realize water it is many when draining, the purpose of water conservation when water is few；Simultaneously by gardens
Discarded object realizes the recycling of resource while Turfgrass Growth is promoted, meets " water-saving gardens " and " section as fertilizer
About type society " demand for development.
The utility model be directed to afforestation in the too big problem of lawn water consumption, using garden waste compost, soddy soil,
Wormcast, vermiculite and fine sand increase soil nutrient and the gas permeability of soil, are that turfgrass builds good growing environment, utilize water suction
Stone absorption soil moisture sets up water storage trench pit using and underground for lawn root system and carries out moisture storage.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is lawn water-saving structure schematic top plan view；
Fig. 2 is water storage trench pit Longitudinal cross section schematic；
Fig. 3 is lawn water-saving structure Longitudinal cross section schematic；
Fig. 4 is gabion schematic diagram.
Embodiment
Below by drawings and examples, the technical solution of the utility model is described in further detail.
The utility model provides a kind of lawn water-saving structure, and it includes water storage trench pit, air-permeable layer and base from bottom to up
The structures such as matter layer, to utilize soil moisture, and set up moisture storage in underground, are that turfgrass builds good growing environment.
Lawn water-saving structure of the present utility model can significantly improve efficiency of water application, realize the purpose of lawn water saving；By by grass
Level ground irrigation, draining, water storage are combined, realize water it is many when draining, the purpose of water conservation when water is few；Simultaneously using garden waste as
Fertilizer, realizes the recycling of resource while Turfgrass Growth is promoted, meets " water-saving gardens " and " conservation-minded society "
Demand for development.As shown in Figure 1 to 4, it illustrated therein is a kind of preferred embodiment of the present utility model.
Specifically, the lawn water-saving structure is included in the water storage water conservation of the radiation spider web type excavated on lawn original soil layer 2
Ditch 1, the water storage trench pit 1 include positioned at bottom water cell, be laid in the water cell water-absorbing-retaining unit,
Lawn original soil layer 2, the drainpipe 6 being arranged on the outside of at least part water cell, institute being laid on the water-absorbing-retaining unit
State water cell include it is vertical build the both sides of water storage trench pit 1 brick layer 4, be laid on the inwall of brick layer 4 and water storage trench pit 1
The waterproof layer 10 of bottom, the first gabion 5 being at least vertically arranged in together between the brick layer 4, transverse direction are laid on the brick layer 4
With the second gabion 8 on the first gabion 5, water storage is formed between the waterproof layer 10, brick layer 4, the first gabion 5, the second gabion 8 empty
Chamber 9, the water-absorbing-retaining unit is included on the water suction rock layers 7 of lower floor and the water conservation layer 3 on upper strata, the lawn original soil layer 2 certainly
Air-permeable layer 12, hypothallus 11 are equipped with successively on down.
As shown in figure 1, the utility model is using slightly higher in the middle part of lawn, gradually to surrounding or edge tilt the characteristics of, with grass
Level ground center is origin, the water storage trench pit 1 of the radiation spider web type excavated on lawn original soil layer 2.Preferably, the water storage water conservation
The depth of ditch 1 is 53~75cm, and width is at intervals of 2.5~3m between 75~80cm, adjacent water storage trench pit 1.
As shown in Fig. 2 the water cell include it is vertical build the both sides of water storage trench pit 1 brick layer 4, be laid on brick
4 inwall of layer and the waterproof layer 10 of the bottom of water storage trench pit 1, the first gabion being at least vertically arranged in together between the brick layer 4
5th, laterally it is laid on the second gabion 8 on the gabion 5 of brick layer 4 and first.Preferably, as shown in figure 4, first gabion 5
Include the metal cylinder mould 13 provided with hole 14 and the porous-stone being filled in the metal cylinder mould 13 with the second gabion 8.
The metal cylinder mould 13 work out using metal and is made preservative treatment, and its screen distance is 1cm, and the porous-stone particle diameter of filling is 1.5~
Space between 3cm, and porous-stone is as far as possible small, in order to avoid the absorption and movement of influence moisture；Preferably, first gabion 5
Length with the second gabion 8 is respectively 75~80cm, 25~30cm, 10~15cm, length and the water storage trench pit 1 of gabion
Width is identical, and it is support laterally laying with brick layer 4 to be easy to the second gabion 8.Preferably, second gabion 8 and the brick layer 4 it
Between be equipped with impervious material, be equipped with seepy material between second gabion 8 and water suction rock layers 7.Further, the second gabion 8
The impervious material in impervious material and storage cavity 9 between the brick layer 4 is integral, and impervious material is compacted, in order to avoid
Come off.
Porous-stone is planting sand product stone, and its main component is calcium carbonate, soft and crisp, because its surface pore is more, is had
Connection gas, small cave such as stomata are worn mutually, therefore water imbibition is especially strong, moisture can be adsorbed from bottom to top, transported.The storage
The brick layer 4 of water unit is used for supporting overall structure.Waterproof layer 10 is formed by waterproof material (such as waterproof cloth) laying, prevents moisture from oozing
Leakage.Storage cavity 9 is formed between the waterproof layer 10, brick layer 4, the first gabion 5, the second gabion 8, the storage cavity 9 can be with
For storing moisture.And both played a supporting role positioned at the middle gabion placed vertically, more moisture can be transported from storage cavity
To top gabion, realize that moisture is moved upwards.Second gabion 8 of upper strata traverse is used for preventing upper layer of soil and porous-stone from entering storage
Water cavity 9, can also realize the motion of moisture up or down, and after storage cavity 9 accumulates full water, second gabion 8 can also be by
Excessive moisture is arranged to both sides.
Moisture movement in the utility model is due to that the first gabion 5, the cage of the second gabion 8 are connected to be formed, moisture to
Upper motion is the first gabion 5 that the moisture absorbed by the second gabion 8 placed vertically in storage cavity 9 passes to laterally setting, is led to
Soil capillarity is crossed always by Water Transportation to root system of plant, is utilized for plant absorption；When pouring or being rainy, the water on ground
Lease making crosses seepage and comes underground, and porous-stone adsorption moisture is collected into storage cavity 9 by the Action of Gravity Field of moisture, realizes water
The memory function divided.
Drainage system in the utility model is by the water storage trench pit 1 of the central point of water storage trench pit 1 distally line of radiation
Constituted with the drainpipe 6 being arranged on the outside of at least part water cell.Porous-stone in the water storage trench pit 1 of line of radiation passes through
Its gap is discharged by excessive moisture from high to low.Preferably, in water storage trench pit 1 of the drainpipe 6 to radiate spider web type
Heart point symmetry is laid, for example, 4 symmetrical line of radiation ditch laying drainpipes 6 may be selected, and drainpipe 6 is former in brick layer 4 and lawn
Between soil layer 2, it is ensured that the draining on lawn.Wherein drainpipe 6 is to have hole PVC bellowss (diameter 110mm, pipeline outside wrapped yarns
Cloth is in order to avoid the impurity such as grogs enters pipeline.When rainwater is more, drainage system can drain unnecessary moisture, be prevented effectively from grass
Level ground grass roots system rot.
As shown in Fig. 2 the water-absorbing-retaining unit be located at water cell above, be divided into above and below 2 layers, include the water suction of lower floor
The water conservation layer 3 on rock layers 7 and upper strata.The water suction rock layers 7 are formed by porous-stone laying, and thickness is 3~5cm.The water conservation
Layer 3 is (60~70) by volume ratio:The original soil of (30~40) is laid after being well mixed with porous-stone and formed, laying depth be 5~
10cm, wherein porous-stone particle diameter are 3~6mm.
The water-absorbing-retaining unit has the function of water-absorbing-retaining, by the moisture that the structure top is held is more, and
The root system of turfgrass has hydrotaxis, and this is conducive to turfgrass root system to grow downwards, and a certain proportion of original soil can be with
The nutrient for needed for being provided root system, thus provides growing environment for turfgrass root system in terms of moisture and nutrient two, promotes grass
Level ground is careless to grow.The rock layers 7 that absorb water provide more moisture by the absorbent function of porous-stone itself to upper strata, while can be with
Stop that upper strata grogs enters the second gabion 8 and storage cavity 9 of traverse.
Further, lawn original soil layer 2 is equipped with the water-absorbing-retaining unit.The lawn original soil layer 2 is located at water conservation layer 3
Top, is that the lawn original soil for taking out ditching is backfilling into ditch, and laying depth is 15~20cm.The lawn original soil layer 2 is grass
Level ground grass roots system provides the soil environment needed for growth, and nutrient and moisture are provided for turfgrass, promotes growing for turfgrass.
As shown in figure 3, being equipped with air-permeable layer 12, hypothallus 11 successively from bottom to top on the lawn original soil layer 2.It is preferred that
Ground, the air-permeable layer 12 is (40~45) by volume ratio:(50~60):After original soil, fine sand, the vermiculite of (5~10) are well mixed
Laying is formed, and laying depth is 3~5cm.The main effect of the air-permeable layer 12 is the gas permeability of increase plant lawn root system, is had
Beneficial to the growth of turfgrass root system, it is to avoid because the gas permeability of soil is too poor and causes rotting for turfgrass root system, be also beneficial to root
It is to lower floor's soil-grown.
Preferably, the hypothallus 11 is (65~70) by volume ratio:(15~20):(10~12):The original soil of (3~5),
Lay and form after turfy soil, garden waste compost, wormcast are well mixed, laying depth is 3~5cm.The main work of this layer
Be for turfgrass provide growth required for nutrient, promote turf-grass growth and development, so as to improve turfgrass survival rate.
The utility model be directed to afforestation in the too big problem of lawn water consumption, using garden waste compost, soddy soil,
Wormcast, vermiculite and fine sand increase soil nutrient and the gas permeability of soil, are that turfgrass builds good growing environment, utilize water suction
Stone absorption soil moisture sets up water storage trench pit using and underground for lawn root system and carries out moisture storage.
Lawn water-saving structure of the present utility model can be built by the following method, and it is comprised the following steps that：
A, remove weeds and debris, heap makes landform, by lawn planting landform to be set to middle high, surrounding low, to soil
Earth turned over, apply fertilizer and weeding processing after, then water process is rolled, repaired and poured to soil.
Specifically, when removing weeds and debris, be easy to soil plough with it is smooth.When heap makes landform, lawn planting
Ground landform requires smooth, and to accomplish middle height, and surrounding is low, and its gradient is generally 0.2~0.5%, in favor of draining.
Heap is made after the completion of landform, and 10~20cm soil is turned over, and removes all debris such as chad, tile, grass
Root etc..Sufficient base manure is applied while site preparation, based on organic fertilizer, fertilizer is crushed sprinkle evenly after plough under in soil, dose is 3~
5kg/m2.To prevent weeds propagation and widespread in the future, 20 days or so the sprinkling herbicides before littering, such as 2,4-D, penta sodium pentachlorophenate.In order to true
Guarantor newly sets the smooth of lawn, is rolled again after ploughing 2 times and pours once permeable, made soil settlement, make solid different ground can
Show height, and carry out last smooth.
B, using the center peak on lawn as the center of circle, in radiation arachnoid trench digging, form the profile structure of water storage trench pit 1
Make.Turn over after soil, the center peak using lawn is radially ditched as the center of circle, the overall cross section of ditch is cobweb
Shape, ditch depth 53~75cm is wide by 75~80, ditch and ditch at intervals of 2~3m.
C, build brick layer 4 by laying bricks or stones vertically in the both sides of water storage trench pit 1, and spread along the inwall of brick layer 4 and the bottom of water storage trench pit 1
Set up defences infiltration layer 10, at least the first gabion 5 together is vertically arranged on the centre position of impervious barrier 10 between the brick layer 4, across
The second gabion 8 is laid in the brick layer 4 of the both sides of water storage trench pit 1.
Specifically, the first step, the high brick layer 4 of 25~30cm is built in ditch by original soil both sides, and it utilizes common brick for building
(length, width and height are respectively：240mm, 115mm, 53mm) wide compacting bottom of trench, use cementing for building between common brick, increase it firm
Property；Second step, lays one layer of impervious material (such as waterproof cloth) along the inwall of brick layer 4 and bottom of trench, forms impervious barrier 10, impervious material one
The straight upper plane for being taped against brick, to make compaction treatment, placed vertically in the centre for being covered with impervious material ditch the first gabion 5 (gabion it is high with
Wide face lands)；3rd step, the second gabion 8 is pressed in above the brick layer 4 of both sides sidewards, is pressed between the second gabion 8 and brick layer 4
Impervious material (such as antiseepage cloth), prevents the soil for the water outflow or outside collected from entering storage cavity 9；4th step, when the second stone
After the completion of cage 8 is laid, seepy material (such as gauze) is laid in the above, prevents grogs from entering storage cavity by gap between gabion
9, so far water cell, which is built, completes.
D, between the outside of the brick layer 4 and original soil drainpipe 6 is symmetrical arranged with the center peak on lawn；Second
Water suction rock layers 7, water conservation layer 3 are laid on gabion 8 successively, lawn original soil, the lawn original of the backfill is backfilled on water conservation layer 3 afterwards
The height of soil is concordant with the lawn original soil layer 2 not excavated；The water conservation layer 3 is (60~70) by volume ratio:The original of (30~40)
Soil is laid after being well mixed with porous-stone and formed.
Specifically, selection by peak distally line of radiation 4 symmetrical ditches, in wall and soil when building brick layer 4
Between lay drainpipe 6, it is ensured that the draining on lawn.Porous-stone is mated formation in the top of horizontal second gabion 8 of containment structures, thickness is 3
~5cm；Then, laying original soil and porous-stone body mixture, 5~10cm of thickness, wherein porous-stone particle diameter are 3~6mm.It will dig
The original soil of ditch is laid on the top of water conservation layer 3, if thickness is 15~20cm, compaction treatment is carried out after the completion of laying, ground is kept
It is smooth.
E, on lawn original soil layer 2 air-permeable layer 12, hypothallus 11 are laid successively, and select turfgrass to be transplanted, make often
Advise maintenance management；The air-permeable layer 12 is (40~45) by volume ratio:(50~60):Original soil, fine sand, the vermiculite of (5~10) are mixed
Close uniform rear laying to form, the hypothallus 11 is (65~70) by volume ratio:(15~20):(10~12):The original of (3~5)
Lay and form after soil, turfy soil, garden waste compost, wormcast are well mixed.
The utility model be directed to afforestation in the too big problem of lawn water consumption, using garden waste compost, soddy soil,
Wormcast, vermiculite and fine sand increase soil nutrient and the gas permeability of soil, are that turfgrass builds good growing environment, utilize water suction
Stone absorption soil moisture sets up water storage trench pit using and underground for lawn root system and carries out moisture storage.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：Still embodiment of the present utility model can be modified or some technical characteristics are equally replaced
Change；Without departing from the spirit of technical solutions of the utility model, it all should cover in the claimed technical scheme of the utility model
Among scope.
Claims (6)
1. a kind of lawn water-saving structure, it is characterised in that：The lawn water-saving structure is included in what is excavated on lawn original soil layer (2)
Radiate the water storage trench pit (1) of spider web type, the water storage trench pit (1) include water cell positioned at bottom, be laid on it is described
Water-absorbing-retaining unit in water cell, the lawn original soil layer (2) being laid on the water-absorbing-retaining unit, it is arranged at least portion
The drainpipe (6) divided on the outside of water cell, the water cell includes the vertical brick layer built in water storage trench pit (1) both sides
(4), it is laid on the waterproof layer (10) of brick layer (4) inwall and water storage trench pit (1) bottom, is at least vertically arranged in the brick together
The first gabion (5), horizontal the second gabion (8) being laid in the brick layer (4) and the first gabion (5) between layer (4), it is described
Storage cavity (9), the water-absorbing-retaining list are formed between waterproof layer (10), brick layer (4), the first gabion (5), the second gabion (8)
Spread successively from bottom to top on the water conservation layer (3) of water suction rock layers (7) and upper strata of the member including lower floor, the lawn original soil layer (2)
Provided with air-permeable layer (12), hypothallus (11).
2. lawn water-saving structure according to claim 1, it is characterised in that：The depth of the water storage trench pit (1) is 53
~75cm, width is at intervals of 2.5~3m between 75~80cm, adjacent water storage trench pit (1).
3. lawn water-saving structure according to claim 1, it is characterised in that：First gabion (5) and the second gabion (8)
Include the metal cylinder mould (13) provided with hole (14) and the porous-stone being filled in the metal cylinder mould (13).
4. lawn water-saving structure according to claim 3, it is characterised in that：First gabion (5) and the second gabion (8)
Length be respectively 75~80cm, 25~30cm, 10~15cm.
5. lawn water-saving structure according to claim 1, it is characterised in that：The drainpipe (6) is to radiate spider web type
The central point of water storage trench pit (1) is laid；The drainpipe (6) is the PVC bellowss of perforate, and the drainpipe
(6) gauze is enclosed with the outside of.
6. lawn water-saving structure according to claim 1, it is characterised in that：Second gabion (8) and the brick layer (4)
Between be equipped with impervious material, be equipped with seepy material between second gabion (8) and water suction rock layers (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621465262.6U CN206380334U (en) | 2016-12-29 | 2016-12-29 | A kind of lawn water-saving structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621465262.6U CN206380334U (en) | 2016-12-29 | 2016-12-29 | A kind of lawn water-saving structure |
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| Publication Number | Publication Date |
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| CN206380334U true CN206380334U (en) | 2017-08-08 |
Family
ID=59491363
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106717961A (en) * | 2016-12-29 | 2017-05-31 | 北京东方园林环境股份有限公司 | A kind of lawn water-saving structure |
| CN109937842A (en) * | 2019-01-24 | 2019-06-28 | 新疆农业大学 | A kind of greening soil texture water-saving method |
-
2016
- 2016-12-29 CN CN201621465262.6U patent/CN206380334U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106717961A (en) * | 2016-12-29 | 2017-05-31 | 北京东方园林环境股份有限公司 | A kind of lawn water-saving structure |
| CN106717961B (en) * | 2016-12-29 | 2022-10-14 | 北京东方园林环境股份有限公司 | Lawn water-saving structure |
| CN109937842A (en) * | 2019-01-24 | 2019-06-28 | 新疆农业大学 | A kind of greening soil texture water-saving method |
| CN109937842B (en) * | 2019-01-24 | 2021-11-26 | 新疆农业大学 | Water-saving method for soil structure for greening |
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