CN209798781U - Exposed rock surface greening structure - Google Patents

Abstract

The utility model relates to a side slope afforestation field provides a bare rock face afforestation structure, including a plurality of afforestation unit, afforestation unit includes the anchor stake and blocks the baffle, and the anchor stake is fixed on treating the construction face, sets up a plurality of longitudinal extension's constant head tank in the week of anchor stake, the shape of constant head tank and the tip shape looks adaptation that blocks the baffle, block the both ends of baffle and peg graft respectively in the constant head tank of two anchor stakes, a plurality of blocks the closed loop column frame construction that baffle and a plurality of anchor stake are connected and are formed afforestation unit. The utility model provides a bare rock face afforestation structure guarantees that the substrate is stable on the bare rock face, moisture nutrient is sufficient, afforestation is effectual, is applicable to complicated domatic, and low in construction cost, construction are simple.

Description

Exposed rock surface greening structure

Technical Field

The utility model relates to a slope afforestation field especially relates to a bare rock face afforestation structure.

Background

Slope greening is a novel ecological slope protection mode capable of effectively protecting bare slopes, and is combined with traditional civil engineering slope protection, so that ecological vegetation recovery and protection of the slopes can be effectively realized.

In the slope environment such as an expressway and a mine, the types of a rocky side slope, an earth-rocky side slope, an earth side slope and the like exist, wherein the bare rock surface greening in the rocky side slope is the most difficult slope environment to green.

At present, exposed rock face side slope generally adopts liana climbing afforestation, excavates the planting groove, platform and hang the net spray-seeding mode such as afforest, but liana climbing afforestation time is long, and effective afforestation area is little, uses the planting groove, the mode of platform that wafts to afforest the construction difficulty, and construction cost is high and the afforestation effect is difficult to guarantee, and the net spray-seeding matrix layer is thinner and easily runs off, and needs the maintenance condition higher, is difficult to realize stable plant community.

at present, the exposed rock face side slope greening structure and method which are convenient to construct, stable in base material, sufficient in water and nutrient supply, strong in water and soil retention capacity, good in greening effect, quick in response and capable of forming a stable plant community structure do not exist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses aim at solving one of the technical problem that exists among prior art or the correlation technique at least, can not form stable plant community, substrate easily run off, the afforestation effect is difficult to guarantee, construction cost is high, the construction difficulty is big on the exposed rock face that has now.

The utility model aims at: the exposed rock surface greening structure ensures that a base material on the exposed rock surface is stable, the moisture and the nutrient are sufficient, the greening effect is good, the structure is suitable for greening construction of complex and high-steep exposed rock surfaces, the construction cost is low, and the construction is simple.

(II) technical scheme

In order to solve the technical problem, the utility model provides an exposed rock face afforestation structure, including a plurality of afforestation unit, afforestation unit includes the anchor stake and blocks the baffle, the anchor stake is fixed on treating the construction face, a plurality of longitudinal extension's constant head tank has been seted up to the circumference of anchor stake, the shape of constant head tank with block the tip shape looks adaptation of baffle, block the both ends of baffle and peg graft respectively two the anchor stake in the constant head tank, a plurality of block baffle and a plurality of the anchor stake is connected and is formed the closed loop column frame construction of afforestation unit.

Preferably adjacent said greening units comprise a common said barrier and said anchor piles.

In any of the above schemes, preferably, the greening unit further includes a plurality of protective nets, and the protective nets are layered and laid in the closed-loop columnar frame structure.

In any of the above schemes, preferably, a hook is arranged on the anchoring pile, the protective net is hung on the hook, a plurality of hooks are arranged in the height direction of the anchoring pile, the hooks are arranged in a C-shaped structure with an opening at the upper end, and the opening end of each hook is connected to the anchoring pile.

in any of the above schemes, preferably, the anchor pile includes a connecting section and a fixing section, the connecting section is provided with the hook and the positioning groove, and the fixing section is designed to be a needle-shaped structure and inserted and fixed into the surface to be constructed.

In any of the above schemes, preferably, the depth of the anchoring pile fixed to the surface to be constructed is 30-50cm, the height of the anchoring pile extending out of the surface to be constructed is 30-60cm, and the distance between the hooks in the height direction of the anchoring pile is 5-15 cm.

In any of the above schemes, preferably, the surface to be constructed is provided with a fixing groove adapted to the baffle plate, and the baffle plate is inserted into the fixing groove.

In any of the above embodiments, the baffle plate is preferably provided with a drain hole.

In any of the above schemes, preferably, the surface to be constructed is a slope surface, a top water intercepting tank and a diversion drainage tank are arranged on the slope surface, the top water intercepting tank is communicated with the diversion drainage tank, the top water intercepting tank is arranged above the greening unit, and the diversion drainage tank extends from the top water intercepting tank to the lower part of the slope surface.

In any of the above schemes, preferably, a bottom layer substrate and a surface layer substrate are laid in the greening unit, the thickness range of the bottom layer substrate is 20-40cm, and the thickness range of the surface layer substrate is 10-20 cm.

In any of the above schemes, preferably, the bottom substrate comprises alien soil, an organic fertilizer, a water-retaining agent and a binder, and the alien soil is: organic fertilizer: water-retaining agent: the binder is (800-1200): (40-60): (5-20): (5-20); the surface matrix comprises alien soil, organic fertilizer, water-retaining agent, binder and green plant seeds, and the alien soil is as follows by mass percent: organic fertilizer: water-retaining agent: adhesive: the green plant seeds are (800-) -1200): (60-100): (3-10): (10-30): (10-30).

(III) advantageous effects

Compared with the prior art, the utility model has the advantages of it is following:

the anchoring piles and the retaining plates are connected on a surface to be constructed to form a closed-loop columnar frame structure of the greening unit, the closed-loop columnar frame structure protects moisture and nutrients, matrixes, vegetation and the like in the greening unit, the retaining plates and the anchoring piles are connected to enclose a columnar space, and the matrixes and the vegetation are laid in the columnar space, so that the stability of the matrixes and the sufficiency of the moisture and nutrients are ensured, the greening effect is good, the construction cost is low, and the construction is simple; the blocking plate is inserted into the positioning groove of the anchoring pile for fixing, so that the assembly, disassembly and maintenance are convenient; the greening units form mutually independent greening environments and are connected with each other to form a whole.

Drawings

FIG. 1 is a schematic top view of an anchor pile of the exposed rock surface greening structure according to the preferred embodiment of the present invention;

FIG. 2 is a schematic top view of the exposed rock surface greening structure of the present invention, illustrating the assembled state of the anchoring pile and the retaining plate shown in FIG. 1;

FIG. 3 is a schematic diagram of a side view of the anchor pile shown in FIG. 1 of the exposed rock surface greening structure of the present invention;

FIG. 4 is a schematic view of the overhead structure of the greening unit formed by assembling the anchoring piles of the exposed rock surface greening structure of the present invention;

FIG. 5 is a schematic structural view of the exposed rock surface greening structure of the present invention in a state laid on a slope surface in accordance with a preferred embodiment;

FIG. 6 is a schematic structural view of a slope upper water trough of the exposed rock surface greening structure of the present invention;

FIG. 7 is a schematic diagram of a side view structure of the greening structure with exposed rock surface of the present invention applied to a slope surface;

FIG. 8 is a schematic diagram of a side view structure of the exposed rock surface greening structure of the present invention in a base layer laying state;

FIG. 9 is a schematic view of the preferred embodiment of the barricade of the bare rock face greening structure of the present invention;

In the figure, 1, anchor piles; 11. a connecting section; 12. a fixed section; 2. positioning a groove; 3. hooking; 4. a baffle plate; 41. a drain hole; 5. a protective net; 6. a top water intercepting tank; 7. a diversion drainage channel; 8. a base substrate; 9. a surface substrate.

Detailed Description

the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

the greening of the exposed rock surface is the slope environment which is most difficult to green, the greening mode of the exposed rock surface is characterized in that besides conventional greening measures, a great number of measures of net hanging spray seeding are also applied in the greening engineering of the exposed rock surface, the net hanging spray seeding is easy to slip off and difficult to form a stable community structure due to the fact that the matrix is difficult to form a long-term stable state, water loss is easy to occur on the exposed rock surface, and the construction cost of the exposed rock surface is high and the greening effect is poor for the slope with the slope angle of 40-70 degrees.

With reference to fig. 1-9, the utility model provides a preferred embodiment of exposed rock face afforestation structure, including a plurality of afforestation unit, plant the vegetation in every afforestation unit, a plurality of afforestation unit is laid and is being treated the afforestation structure in order to form on the construction face for treat the afforestation of construction face, be applicable to the various construction faces of treating, wherein, treat that the construction face can be for exposed rock face, exposed rock face can be plane or domatic.

As shown in fig. 5, the greening unit comprises anchoring piles 1 and retaining plates 4, wherein the anchoring piles 1 are fixed on a surface to be constructed, the anchoring piles 1 are used for fixing the retaining plates 4 on the surface to be constructed, the anchoring piles 1 and the retaining plates 4 are combined to form a closed loop space in a surrounding mode to form the greening unit with the retaining function, the greening unit prevents loss of matrix, moisture, nutrients and the like, and stable growth of vegetation in each greening unit is guaranteed.

Offer a plurality of longitudinal extension's constant head tank 2 in anchor pile 1's circumference, the shape of constant head tank 2 and the tip shape looks adaptation of baffle 4, baffle 4 pegs graft in constant head tank 2, peg graft respectively in constant head tank 2 of two anchor piles 1 at the both ends of baffle 4, two anchor piles 1 are connected with a baffle 4 and are formed a wall of blocking, at least two block the afforestation unit that the wall concatenation formed closed loop columnar structure, two adjacent baffle 4 can share an anchor pile 1, form the afforestation unit of the continuous concatenation of a plurality of, form the afforestation structure on exposed rock face.

A plurality of baffle 4 is connected with a plurality of anchor stake 1 and forms the closed loop column frame that has the afforestation unit of different cross sectional shapes, and closed loop column frame structure includes the column structure of multiple cross sectional shape, and column frame structure is used for filling matrix, keeps moisture nutrient and vegetation to plant, and different cross sectional shapes are used for forming the planting space of multiple shape, form various, multi-functional afforestation structure according to the afforestation demand.

The greening structure provided by the embodiment is suitable for greening construction of various occasions, is particularly suitable for greening construction of planes or slopes in exposed rock surfaces, and is particularly suitable for slopes with the inclination angle of 40-70 degrees; the problem of exposed rock face afforestation construction difficulty, afforest with high costs, afforest the effect poor is solved, an anchor assembled unitized construction is provided, the production, processing, the transportation of assembled structure are convenient, unitized construction's construction is convenient, the work progress is simple, both formed mutually independent afforestation environment between each afforestation unit, interconnect forms wholly again, application scope is wide, construction cost is low, can form stable plant community structure.

Wherein, anchor pile 1 can be established to prism, cylinder or irregular columnar structure, and a plurality of constant head tanks 2 are seted up to anchor pile 1's circumference to constant head tank 2 grafting in anchor pile 1, and constant head tank 2 can equidistant setting on anchor pile 1, and the position of constant head tank 2 can also set up according to actual need, and the interval between the adjacent constant head tank 2 is unlimited.

The shape of the baffle plate 4 can be various structural shapes such as a plane plate-shaped structure, a curved surface plate-shaped structure and an arc-shaped plate structure, and greening units with different shapes can be assembled and spliced according to different structural shapes of the baffle plate 4, so that the greening requirements of different occasions are met.

the greening units of the closed-loop columnar structure can be in various forms such as a triangular prism structure, a quadrangular prism structure, a polygonal prism structure, a cylinder and a special-shaped column, the blocking plates 4 serve as the side faces of the columnar structure, the anchoring piles 1 serve as the side edges of the columnar structure, the anchoring piles 1 are connected with the adjacent blocking plates 4, the adjacent blocking plates 4 share one anchoring pile 1, and the adjacent greening units can also share one anchoring pile 1.

The adjacent greening units can be mutually independent; the adjacent greening units can also comprise a common anchoring pile 1 and a common baffle plate 4, so that the cost is saved, and the construction is convenient.

Further, as shown in fig. 4 and 7, the greening unit further includes a plurality of protection nets 5, the protection nets 5 are laid in layers in the closed columnar structure, and the shape of the protection net 5 is matched with the shape of the cross section of the closed columnar structure. Substrates are filled between the protective nets 5, and the protective nets 5 are used for blocking the flow of the substrates and enabling the substrates to be uniformly distributed in the greening units; the retaining plate 4 also acts to retain the substrate and prevent loss of the substrate.

The substrate can be nutrient soil suitable for vegetation growth thereon, and the components of the substrate are provided according to actual needs. The filling mode of the matrix can be manual filling, and can also adopt a spray-seeding mode.

The mode that the protection net 5 is directly laid in the greening unit has poor stability, and can influence the stability of the matrix in the greening unit.

preferably, as shown in fig. 1 to 3, hooks 3 are provided on the anchor piles 1, the hooks 3 are used for hanging and fixing a protection net 5, and the protection net 5 is hung on the hooks 3 of the anchor piles 1 to fix corners of the protection net 5, so as to ensure the fixing stability of the protection net 5. The hooks 3 are arranged in the height direction of the anchor piles 1, the number of the hooks 3 on the anchor piles 1 is set according to the number of layers paved on the protective net 5, and the distance between the hooks 3 is also set according to the distance between the protective nets 5.

The shape of the hook 3 can be various structural forms, such as J-shaped, S-shaped and the like, and preferably, the hook 3 is provided with a C-shaped structure with an upper end opened, and the open end of the C-shaped structure is fixed on the anchoring pile 1. The bottom of the open end of the C-shaped structure is connected to the wall surface of the anchoring pile 1, a connecting gap is arranged between the upper portion of the C-shaped structure and the anchoring pile 1, namely the C-shaped structure with the upper end open, so that the protective net 5 is hooked on the hook 3 through the connecting gap, construction and installation are simple and convenient, and connection stability is good.

The protective net 5 is a main structure for fixing the plant growing matrix, and the main material adopts steel wires or other materials. The protective net 5 is connected with the hooks 3 on the anchor piles 1 to achieve sufficient connection protection of the areas among the anchor piles 1.

The anchor pile 1 comprises a connecting section 11 and a fixing section 12, wherein the connecting section 11 is used for connecting the baffle 4 and the protective net 5, and the fixing section 12 is used for inserting and fixing the anchor pile 1 on a surface to be constructed. Specifically, be equipped with couple 3 and constant head tank 2 on the linkage segment 11, set up constant head tank 2 on the linkage segment 11, form between the adjacent constant head tank 2 and connect the boss, couple 3 is connecting the vertical interval distribution of boss, and fixed section 12 establishes to the needle type structure and inserts admittedly to treating the construction face in, and the convenience is fixed anchor pile 1. Wherein, the positioning groove 2 extends along the top end of the connecting section 11 to the bottom, and the positioning groove 2 does not extend to the fixing section 12.

Preferably, the connecting section 11 of the anchor pile 1 is designed to be a columnar structure, preferably a cylindrical structure, as shown in fig. 1 and 3, 8 positioning grooves 2 are uniformly distributed in the circumferential direction of the anchor pile 1, a connecting boss is formed between the adjacent positioning grooves 2, a hook 3 is connected to the connecting boss, the hook 3 is arranged in the length direction of the anchor pile 1 at equal intervals, and the interval between the hooks 3 is adapted to the laying interval of the protective net 5.

preferably, the anchor piles 1 with 8 positioning grooves 2 and the rectangular baffle plates 4 can be spliced to form a greening unit in a triangular prism shape; the anchor piles 1 with 8 positioning grooves 2 and the rectangular baffle plates 4 can be spliced to form a square greening unit; the anchoring pile 1 with 8 positioning grooves 2 and the 5 rectangular baffle plates 4 can form a greening unit in a pentagonal prism shape; and so on. In addition, the retaining plate 4 can also be an arc-shaped curved plate, and can form greening units with irregular shapes.

Further, the depth of the anchoring pile 1 anchored to the surface to be constructed is 30-50cm, namely the length of the fixing section 12 is 30-50cm, the height of the anchoring pile 1 extending out of the surface to be constructed is 30-60cm, and the length of the connecting section 11 is 30-60cm, so that the fixing stability of the anchoring pile 1 is ensured, the space of a greening unit is also ensured, and the requirement of the filling thickness of the matrix in the greening unit is met. The distance between the hooks 3 in the height direction of the anchor pile 1 is 5-15cm, namely the paving distance of the protective net 5 is 5-15 cm.

Preferably, the depth of the anchoring pile 1 fixed on the surface to be constructed is 30cm, 40cm and 50cm respectively, the height of the anchoring pile 1 extending out of the surface to be constructed is 30cm, 40cm, 50cm and 60cm respectively, and the distance between the hooks 3 is 5cm, 10cm and 15cm respectively. The fixed depth, the extending height and the distance between the hooks 3 of the anchor pile 1 do not necessarily correspond to each other in sequence, and can be combined in a cross mode according to needs.

The fixed angle of the anchor pile 1 on the surface to be constructed can be set as required, and preferably, the anchor pile 1 is perpendicular to the surface to be constructed.

The fixing groove matched with the blocking plate 4 is formed in the construction surface, the blocking plate 4 is inserted into the fixing groove, the blocking plate 4 is reinforced and fixed through the fixing groove when the anchoring pile 1 fixes the blocking plate 4, the blocking plate 4 is limited in multiple directions, and the structural stability of the greening unit is improved.

Preferably, as shown in fig. 2 and 9, the baffle plate 4 is provided with a plurality of drainage holes 41, and the drainage holes 41 are spaced apart from each other on the baffle plate 4 and drain water through the drainage holes 41. The drain holes 41 can be uniformly distributed on the baffle plate 4 in a plurality of rows, the distance between every two adjacent drain holes 41 is 10-30cm, and slope confluence can be drained. Preferably, the drain holes 41 are spaced at 20cm intervals, and the drain holes 41 are opened at the middle of the bottom of the barrier 4.

Further, combine fig. 5 and fig. 6 to show, when treating that the construction face is the slope, domatic rivers that go up are strong to the scouring action of matrix and vegetation, influence the vegetation growth, in order to solve this problem, set up top cut-off basin 6 and water conservancy diversion water drainage tank 7 on domatic, top cut-off basin 6 and water conservancy diversion water drainage tank 7 intercommunication, top cut-off basin 6 is used for intercepting the rivers at domatic top, water conservancy diversion water drainage tank 7 is used for discharging the rivers in the top cut-off basin 6, top interception and water conservancy diversion drainage cooperation, can be timely effectual domatic rivers of discharging, prevent that rivers from scouring matrix and vegetation.

The top cut-off trough 6 is arranged above the greening unit, the diversion drainage trough 7 extends from the top cut-off trough 6 to the lower part of the slope surface, and the diversion drainage troughs 7 are arranged on the slope surface in parallel. The top water intercepting grooves 6 can also be arranged at intervals on different heights of the slope surface, and all the top water intercepting grooves 6 and all the flow guide drainage grooves 7 are communicated with each other so as to converge and guide out water flows with different heights.

Top cut-off basin 6 and water conservancy diversion water drainage tank 7 all adopt the material that the quality is light and intensity is big such as steel or PVC, and the high specification in one side of top cut-off basin 6 that is close to anchor pile 1 is the same with anchor pile 1, is applicable to domatic top as intercepting domatic top coming water, and water conservancy diversion water drainage tank 7 height is the same with anchor pile 1, and in the installation of domatic both sides downslope, the clearance formation of retaining baffle 4 is passed through in the middle part of the domatic afforestation engineering, and it is domatic will cut off water and domatic coming water and drain away fast in.

As shown in figure 8, the greening unit is internally laid with substrates, the substrates comprise a bottom substrate 8 and a surface substrate 9, the thickness range of the bottom substrate 8 is 20-40cm, the stable plant growth substrate is mainly formed for fixation and provides water and nutrient, the thickness range of the surface substrate 9 is 10-20cm, the stable plant growth substrate is mainly used for providing the initial growth of plants, and greening plant seeds are contained to meet the requirements of engineering greening. The thick-layer plant growing matrix is formed by combining the bottom-layer matrix 8 and the surface-layer matrix 9, is suitable for plant growth and rooting and is beneficial to forming a vegetation community; the thick-layer plant growth substrate can be artificially laid and can also be in a spray seeding mode.

The bottom substrate 8 comprises alien soil, organic fertilizer, water-retaining agent and binder, and the alien soil is as follows according to mass percent: organic fertilizer: water-retaining agent: the binder is (800-1200): (40-60): (5-20): (5-20); the surface substrate 9 comprises foreign soil, organic fertilizer, water-retaining agent, binder and green plant seeds, and the foreign soil is as follows by mass percent: organic fertilizer: water-retaining agent: adhesive: the green plant seeds are (800-) -1200): (60-100): (3-10): (10-30): (10-30).

preferably, the mixture ratio of the bottom layer substrate 8 is as follows: organic fertilizer: water-retaining agent: the binder is 1000:50:10:10, foreign soil: organic fertilizer: water-retaining agent: the binder is 800:40:5:5, foreign soil: organic fertilizer: water-retaining agent: the binder is 1200:60:20: 20; proportioning of surface layer matrix 9, soil replacement: organic fertilizer: water-retaining agent: adhesive: the ratio of green plant seeds is 1000:80:5:20:20, foreign soil: organic fertilizer: water-retaining agent: adhesive: the green plant seeds are 800:60:3:10:10, foreign soil: organic fertilizer: water-retaining agent: adhesive: the ratio of the green plant seeds is 1200:100:10:30: 30.

Because the bare rock surface is not provided with soil, the soil needs to be planted by using soil dressing, wherein the soil dressing is external soil dressing and is used for plant growth, peripheral surface soil is generally selected according to the principle of near, for example, the bare rock surface greening construction in Beijing area, the soil dressing is selected from the soil in the Beijing peripheral area, and the soil types are brown soil, loess, loam and the like.

According to the embodiment, rapid construction and vegetation establishment in exposed rock surface greening engineering can be realized, a greening matrix can be stabilized on an exposed rock surface through the structure, the problem of difficulty in construction of the current exposed rock slope is solved, the matrix can be stably fixed on an exposed rock wall, the greening matrix can be stabilized on the slope surface after the retaining plate 4 is fixed through the anchoring pile 1 and a fixing groove on the slope surface, meanwhile, the water intercepting groove 6 on the top of the slope surface can intercept incoming water above the slope surface and discharge the incoming water through the flow guide drainage groove 7, the water drainage hole 41 of the retaining plate 4 can drain redundant moisture on the exposed rock surface, and the pressure of the retaining plate 4 and the anchoring pile 1 is reduced. The anchoring pile 1 is combined with a plurality of layers of protective nets 5 to provide multi-level protection for the plant growing matrix, so that the plant growing matrix is stably fixed on a slope surface, and the problems of matrix loss, plant community damage and the like caused by sliding and soil erosion are solved. Can also meet the requirements of wet spray seeding and dry spray seeding, and is suitable for different greening environment requirements.

With reference to fig. 1-9, the utility model also provides a method for greening the exposed rock surface by using the above-mentioned structure,

The anchoring piles 1 are fixed on a surface to be constructed, the space between every two adjacent anchoring piles 1 is ensured to be matched with the size of the baffle 4, the baffle 4 is convenient to position and install after the anchoring piles 1 are positioned, and the positioning construction of the anchoring piles 1 is simple and convenient;

The retaining plates 4 are inserted into the positioning grooves 2 of the anchoring piles 1 and the surface to be constructed, and the anchoring piles 1 and the retaining plates 4 are surrounded to form a plurality of greening units with closed loop structures; the anchoring piles 1 and the retaining plates 4 are fixed on a surface to be constructed to form a frame structure of a greening unit so as to facilitate matrix laying and vegetation planting;

A water cutting and draining groove is dug on a surface to be constructed, the water cutting and draining groove comprises a top water cutting groove 6 and a flow guiding and draining groove 7, the top water cutting groove 6 is communicated with the flow guiding and draining groove 7 in a crossed manner, the top water cutting groove 6 is used for intercepting water flow on the horizontal slope surface, and the flow guiding and draining groove 7 is used for longitudinally draining the water flow;

After the frame structure construction of the greening unit is completed, the protective net 5 and the spray seeding matrix are paved in the greening unit, and the paving of the protective net 5 and the spray seeding matrix are alternately carried out until the thickness of the matrix meets the planting requirement.

Wherein, the exposed rock surface greening structure comprises the structures of all the embodiments.

The anchoring pile 1 is constructed through engineering construction and fixed on the exposed rock surface to form the foundation of the whole greening structure. The relative position of the anchoring pile 1 is comprehensively determined according to engineering construction requirements and slope surface ground conditions.

Before the blocking plate 4 is inserted into the positioning groove 2, a fixing groove is dug on the slope surface, and the position of the fixing groove is matched with the fixing position of the blocking plate 4 on the slope surface, so that the fixing effect of the blocking plate 4 on the slope surface is enhanced, and the blocking plate can support a plant growth substrate and a protective net 5.

And cutting a slot suitable for the barrier plate 4 on the rock surface between two anchoring piles 1 of the barrier plate 4 to be connected, and inserting the barrier plate 4 into a fixed pile socket and a slope slot so as to support the plant growth matrix and the protective net 5.

At the exposed rock face of well installing the spud pile and the baffle 4, install top cut-off groove 6 and the water conservancy diversion water drainage tank 7 of following the slope direction, top cut-off groove 6 alleviates the washing away of domatic top incoming water to living matrix to alleviate the spud pile and the pressure that the baffle 4 bore, follow domatic water conservancy diversion water drainage tank 7 and top cut-off groove 6 intercommunication, can make the domatic incoming water of water-saving groove interception discharge fast.

the base materials are mixed and proportioned before being laid, and the components and the proportion of the base materials are added according to the embodiment of the bottom layer base materials and the surface layer base materials.

Laying a first layer of protective net according to requirements, spraying the configured bottom substrate 8 to a slope surface, spraying the bottom substrate 8 with a certain thickness, hanging the protective net 5 on the surface of the sprayed bottom substrate 8 again, wherein the minimum distance between the two protective nets 5 can be 5cm, spraying again according to requirements, finally continuously hanging the protective net 5 on the surface, spraying the top substrate 9 after spraying the bottom substrate 8, wherein the top substrate 9 contains greening plant seeds, the spraying mode of the top substrate 9 is the same as that of the bottom substrate 8, and when the spraying thickness of the top substrate 9 meets design requirements, hanging the protective net 5 above the top substrate 9, and completing the hanging process of the substrate spraying and the protective net 5.

And after project construction is completed, maintaining management is carried out on the project, watering, irrigating and maintaining are carried out, irrigation and maintenance are carried out according to the growth requirements of the exposed rock surface plants by the modes of drip irrigation, spray irrigation or artificial irrigation and maintenance through arrangement, and the exposed rock surface plants are gradually reduced until the project is realized under the condition of natural maintenance to form a stable community structure.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an exposed rock face afforestation structure, its characterized in that, includes a plurality of afforestation unit, afforestation unit includes the anchor pile and blocks the baffle, the anchor pile is fixed on treating the construction face, a plurality of longitudinal extension's constant head tank has been seted up to the circumference of anchor pile, the shape of constant head tank with block the tip shape looks adaptation of baffle, block the both ends of baffle and peg graft respectively two the anchor pile in the constant head tank, a plurality of block baffle and a plurality of the anchor pile is connected and is formed afforestation unit's closed loop column frame construction.

2. The bare rock face greening structure of claim 1, wherein adjacent greening units comprise a common said retaining plate and said anchoring piles.

3. The bare rock surface greening structure according to claim 1 or 2, wherein the greening units further comprise a plurality of protective nets, and the protective nets are layered in the closed-loop columnar framework structure.

4. The exposed rock surface greening structure of claim 3, wherein hooks are arranged on the anchoring piles, the protective net is hung on the hooks, a plurality of hooks are arranged in the height direction of the anchoring piles, the hooks are arranged in a C-shaped structure with an open upper end, and the open ends of the hooks are connected to the anchoring piles.

5. The exposed rock surface greening structure of claim 4, wherein the anchoring pile comprises a connecting section and a fixing section, the connecting section is provided with the hook and the positioning groove, and the fixing section is provided with a needle-shaped structure to be inserted and fixed into the surface to be constructed.

6. The bare rock surface greening structure as claimed in claim 4, wherein the depth of the anchoring piles fixed to the surface to be constructed is 30-50cm, the height of the anchoring piles extending out of the surface to be constructed is 30-60cm, and the distance between the hooks in the height direction of the anchoring piles is 5-15 cm.

7. the exposed rock surface greening structure of claim 1, wherein the surface to be constructed is provided with fixing grooves matched with the baffle plates, and the baffle plates are inserted into the fixing grooves.

8. The exposed rock surface greening structure of claim 1, wherein the retaining plate is provided with a drainage hole.

9. the exposed rock surface greening structure of claim 1, wherein the surface to be constructed is a slope surface, a top water intercepting groove and a diversion drainage groove are formed in the slope surface, the top water intercepting groove is communicated with the diversion drainage groove, the top water intercepting groove is arranged above the greening unit, and the diversion drainage groove extends from the top water intercepting groove to the lower part of the slope surface.

10. The bare rock surface greening structure of claim 1, wherein a bottom layer substrate and a surface layer substrate are laid in the greening unit, the thickness of the bottom layer substrate ranges from 20cm to 40cm, and the thickness of the surface layer substrate ranges from 10cm to 20 cm.