CN109757253B - Blocking bag, planting hole structure and planting hole construction method - Google Patents

Abstract

The invention relates to the field of slope greening, and provides a blocking bag, a planting hole structure and a planting hole construction method. The utility model provides a plant cave structure, including blocking the bag, block the bag body and enclose into the planting cave with domatic, a plurality of is filled with the stopper bag body of filler and piles up fixedly, runs through the stock in the fixed orifices, and the stock is fixed on domatic. The method for constructing planting holes includes such steps as choosing the position of block bags, determining the slope, determining the specification and number of block bags, and sequentially stacking the block bags on slope from small to large. The invention provides a blocking bag, a planting hole structure and a planting hole construction method, which simplify the construction process of planting holes, ensure the structural stability, reduce the construction difficulty and effectively keep water and soil.

Description

Blocking bag, planting hole structure and planting hole construction method

Technical Field

The invention relates to the field of slope greening, in particular to a blocking bag, a planting hole structure and a planting hole construction method.

Background

Along with the rapid development of the economy in China, a large amount of engineering waste slag is generated in the production activities of construction, mining and the like of various projects, the total amount of the untreated loose stack formed by stacking various waste slag is gradually increased, the loose stack is loose in structure and low in fertility, the water and soil loss is serious, and no proper method is adopted for treatment, so that the landscape coordination is influenced, the ecological environment is deteriorated, the water and soil loss and the safety of geological disasters threaten personnel and property are caused.

At present, due to the structural properties of loose-packed bodies, ecological restoration of the loose-packed bodies is difficult to restore the slope by adopting a rigid structure, and the common modes are terrain arrangement, local soil and comprehensive soil alienation and other modes to improve the condition of the ground. The method has the advantages that the method takes time and labor for repairing the loose pile by adopting the measures of terrain arrangement and comprehensive soil covering, the construction difficulty is high, the maintenance period is long, and the soil covering demand is high; when the local soil is adopted to carry out ecological restoration on the loose pile body, the applied soil can leak out in loose pores of the loose pile body, and the aim of preserving water and soil moisture for plant growth is difficult to achieve.

Therefore, for the repair work of the loose stacked body, a repair mode which is convenient to construct, good in water and soil conservation effect and wide in application range does not exist, and the repair construction requirement of a large number of loose stacked bodies cannot be met.

Disclosure of Invention

First, the technical problem to be solved

The invention aims to at least solve one of the technical problems existing in the prior art or related technologies, including difficult construction of planting holes of loose stacked bodies, time and labor consumption, loose structure and the like.

The purpose of the invention is that: the blocking bag, the planting hole structure and the planting hole construction method are beneficial to simplifying the construction process of the planting hole, ensuring the structural stability, reducing the construction difficulty, effectively keeping the moisture of water and improving the greening plant growth environment of the planting hole.

(II) technical scheme

In order to solve the technical problems, the invention provides a blocking bag which comprises a blocking bag body and fixing holes, wherein the blocking bag body is of a long cylindrical structure and comprises a main body section and fixing sections, the main body section is used for containing fillers, the fixing sections are respectively arranged at two ends of the main body section, and a plurality of fixing holes are formed in the circumference of the fixing sections.

Preferably, the fixing hole is fixedly connected with a fixing ring.

In any of the above aspects, preferably, the two ends of the blocking bag body are open, and the radial dimension of the main section is greater than that of the fixing section.

The invention also provides a planting hole structure, which comprises the blocking bags, wherein the blocking bag body and the slope enclose a planting hole, a plurality of blocking bag bodies filled with fillers are stacked and fixed, anchor rods penetrate through the fixing holes, and the anchor rods are fixed on the slope.

In any of the above embodiments, it is preferable that a plurality of the fixing holes located in the same fixing section are stacked to form a coaxial structure.

In any of the above schemes, preferably, a fixing plate is arranged at the top of the anchor rod, and the fixing plate is used for pressing and fixing the blocking bag.

In any of the above aspects, it is preferred that a strap is provided between the body section and the securing section, or that the securing section is rotated at least 360 ° relative to the body section.

In any of the above embodiments, it is preferable that the lengths of the blocking pockets stacked sequentially upward are increased, and the length of the blocking pockets ranges from 0.6m to 2.4m.

In any of the above aspects, preferably, the filling material in the retaining bag comprises loose packed waste.

The invention also provides a planting hole construction method, which comprises the blocking bag,

selecting a construction position, confirming the gradient of a slope surface where the construction position is positioned,

confirming the specification and the number of the blocking bags according to the slope,

the blocking bags filled with the filler are stacked and fixed on the slope surface in sequence from small to large according to the length,

the blocking bag is fixed in such a way that the anchor rod penetrates through the fixing hole and is anchored on the slope.

(III) beneficial effects

Compared with the prior art, the invention has the following advantages:

(1) The two ends of the main body section of the blocking bag are provided with the fixing sections, so that the blocking bag can be conveniently fixed on the ground or a slope, and the fixing stability of the blocking bag is ensured; the fixing holes are formed in the fixing sections, so that the anchor rod for fixing the blocking bag is conveniently positioned, quick and accurate anchoring is ensured, and the construction efficiency is improved; the blocking area of the long cylindrical structure is large, different blocking structures can be formed conveniently, the structure of the blocking bag has wide application range, the construction is simple and convenient, and the service life is long;

(2) The blocking bag and the slope are matched to form a planting hole, on the basis of terrain arrangement, the excavation is reduced in the construction of the planting hole compared with the traditional repairing method, the abandoned dregs after excavation and arrangement can be effectively utilized, the piling construction mode is little influenced by the slope structure and has high piling stability, and the method is suitable for greening construction of loose piles, saves time and labor and can fully utilize waste residues of the loose piles;

(3) The blocking bags with different specifications can be matched for construction of planting holes on slopes with different gradients and different geographic conditions, and the blocking bag has wide application range and simple construction process.

Drawings

FIG. 1 is a schematic view of a preferred embodiment of a retaining bag of the present invention;

FIG. 2 is a schematic view of the use of a preferred embodiment of a bag according to the present invention;

FIG. 3 is a schematic view of the different gauges of the preferred embodiment of the bag of FIG. 1 of the present invention;

FIG. 4 is a schematic view showing the structure of the planting hole structure in the use state on a slope with gentle slope;

FIG. 5 is a schematic view showing the structure of the planting hole structure of the present invention in use on steep slopes;

FIG. 6 is a schematic view of a preferred construction of the plant cavity structure of the present invention;

FIG. 7 is a schematic view of another preferred construction of the plant pit structure of the present invention;

figure 8 is a schematic view of another preferred construction of the retaining bag of the present invention.

In the figure, 1, a blocking bag body; 11. a main body section; 12. a fixed section; 2. a fixing ring; 3. a strap; 4. and (5) anchoring rods.

Detailed Description

The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.

The existing loose pile body treatment mode has the defects of complex construction process, high construction difficulty, high construction cost and failure to achieve the expected effect after restoration, so that a maintenance structure or method of the loose pile body with convenient construction and good water retention and storage effect is urgently needed to meet the ecological restoration vegetation construction requirements of the loose pile bodies with different gradients.

Referring to fig. 1-3 and 8, the present invention provides a blocking bag, which includes a blocking bag body 1 and a fixing hole, wherein the blocking bag body 1 is provided with a long cylindrical structure, the blocking area of the long cylindrical structure is large, the long cylindrical structure can be bent and shaped into various shapes, and various blocking structures can be provided conveniently.

The blocking bag body 1 comprises a main body section 11 and a fixing section 12, wherein the main body section 11 is used for containing filler, the fixing sections 12 are respectively arranged at two ends of the main body section 11, the fixing sections 12 are used for fixing the blocking bag, the blocking bag is fixed through an anchor rod 4 penetrating through a fixing hole, and the anchor rod 4 penetrates through the fixing hole and is fixed on the ground or a slope. The blocking bag body 1 is respectively fixed on two sides through two fixing sections 12, so that the fixing stability is ensured.

The main body section 11 between the two fixing sections 12 can be in various shapes such as a straight line shape, a semi-arc shape, an S shape, a wave shape and the like, and is used for forming blocking structures in different shapes, so that the greening restoration structure is various in form and wide in application range. With the combination of the illustration of fig. 2, a semi-arc blocking bag is formed, which can be piled up to form a planting hole structure.

The fixed orifices are equipped with a plurality of in the circumference of fixed section 12, all can run through stock 4 in every fixed orifice and fix, strengthen fixed effect. All the fixing holes on the same fixing section 12 can be stacked to form a coaxial structure, and each fixing section 12 is provided with an anchor rod 4 for penetrating and fixing, so that the fixing effect is ensured, and the construction cost is saved; and the stacking process of the fixing holes also forms a seal for the fixing sections 12, so that the filler filled in the blocking bag body 1 is prevented from leaking.

The retaining bag of the embodiment is provided with the fixing sections 12 for fixing at the two ends of the main body section 11, so that the retaining bag can be conveniently fixed on the ground or a slope, and the fixing stability of the retaining bag is ensured; the fixing holes are formed in the fixing section 12, so that the anchor rods 4 for fixing the blocking bags are conveniently positioned, quick and accurate anchoring is ensured, and the construction efficiency is improved; the blocking area of the long cylindrical structure is large, so that different blocking structures can be formed conveniently. The structure of blocking bag application scope is extensive, and the construction is simple and convenient, long service life.

Further, as shown in fig. 8, a binding band 3 may be further connected between the main body section 11 and the fixing section 12, and the binding band 3 binds two ends of the main body section 11, so as to perform the function of closing the main body section 11 and also prevent the filler from leaking.

The radial dimension of the main body section 11 is larger than that of the fixing section 12, the radial dimension of the main body section 11 is larger and is used for containing sufficient filler, stability of the blocking bag in the use process is guaranteed, the radial dimension of the fixing section 12 is reduced, sealing and bundling of two ends of the blocking bag are facilitated, and the blocking bag is prevented from leaking and scattering. The end of the fixed section 12 connected with the main body section 11 is set to be of a variable diameter structure, and the radial dimensions of the fixed section 12 and the main body section 11 are gradually changed.

The fixed section 12 comprises a reducing part, the reducing part is connected with the main body section 11, and the radial dimension of the fixed section 12 is gradually reduced in a reducing mode, so that the structure of the blocking bag is more stable. The fixed section 12 further comprises an equal-diameter section, the equal-diameter section is connected with the variable-diameter section, that is, the equal-diameter section is arranged at the end part of the fixed section 12, and the fixed hole is arranged at the equal-diameter section.

The two ends of the blocking bag body 1 are opened, and the two ends of the blocking bag body are opened, so that the filling of the filler can be simultaneously carried out at the two ends, and the construction efficiency is improved.

The blocking bag is of a cylindrical structure with two symmetrical ends, so that the processing and construction are convenient; a plurality of fixing holes are uniformly distributed at two ends of the blocking bag along the circumferential direction.

Further, the fixed ring 2 is fixedly connected to the fixed hole, the anchor rod 4 passes through the fixed ring 2 to be fixed on the ground or slope, the fixed ring 2 plays a protective role on the blocking bag body 1, the blocking bag body 1 is prevented from being broken under the propping action of the anchor rod 4, and the strength and the service life of the blocking plate body are ensured.

Preferably, the filler filled in the main body section 11 comprises loose stack waste slag, waste muck and the like, and the waste is recycled, so that resources are saved.

The blocking bag body 1 comprises a non-woven fabric material, and the non-woven fabric material is preferably a double-sided ironing needle-punched non-woven fabric made of polypropylene (PP) or polyester fiber (PET) serving as a raw material.

Preferably, the cross section of the blocking bag is a circle with the radius of 10cm, the length of the blocking bag is 2.4-0.6 m, the length of the blocking bag is reduced by 30cm to form different specifications, the fixing sections 12 at the two ends are respectively 30cm long, the radius is gradually converged to 7.5m, and the inner diameter of the fixing ring 2 is 4cm.

As shown in FIG. 3, the length of the blocking bags is changed according to 30cm to form a series of products, including a No. 1 blocking bag 240cm, a No. 2 blocking bag 210cm, a No. 3 blocking bag 180cm, a No. 4 blocking bag 150cm, a No. 5 blocking bag 120cm, a No. 6 blocking bag 90cm and a No. 7 blocking bag 60cm.

The size of the blocking bag and the decreasing length range can be set according to actual needs.

The embodiment of the blocking bags is suitable for blocking construction of plane ground and blocking construction of slope surfaces, is particularly suitable for greening construction process of loose piles, and a plurality of blocking bags can be longitudinally piled to form a planting hole structure for planting vegetation to play a role in greening maintenance.

The invention also provides a planting hole structure which is shown in the figures 1-7, and comprises a blocking bag, wherein the blocking bag body 1 and the slope face enclose a planting hole, the fixing sections 12 at the two ends of the blocking bag body 1 are respectively fixed on the slope face, so that the blocking bag and the slope face enclose a planting hole with a pit-shaped structure, and the planting hole is filled with a soil layer suitable for vegetation growth and plants vegetation.

The blocking bags are stacked and fixed on the blocking bag body 1 filled with the filler, the blocking bags are stacked to a height suitable for vegetation growth, each pair of blocking bags are stacked, fixing of the fixing sections 12 at two ends of each blocking bag is carried out, the anchor rods 4 penetrate through the fixing holes, the anchor rods 4 are fixed on a slope, and the fixing mode is simple and good in fixing effect.

In this embodiment, the planting hole is the structure that the blocking bag encloses with domatic, for the traditional planting hole of digging in to domatic, has saved to dig and has established the cost, need not to consider the problem of digging the in-process domatic collapse, need not to consider the piling up of the soil property of digging, the scheduling problem of handling. Compared with the traditional planting hole, the novel planting hole has the advantages that the problems of resource utilization and difficult construction of loose stacked bodies and the problems of the digging planting holes are solved, loose stacked body waste residues can be fully utilized, the stacked planting hole is stable in structure, simple and convenient to construct on a slope, high in construction efficiency, time-saving and labor-saving, capable of blocking slope runoffs and capable of preserving water and soil moisture.

The method is not only suitable for the slope of the loose stack body, but also suitable for the slope of various different forms and structures, and can utilize the waste residues of the loose stack body.

Wherein the structure of the retaining bag comprises the structure of all the embodiments.

The top of stock 4 is equipped with the fixed plate, and the fixed plate fully compresses tightly the tip of blocking the bag, and fully seals fixedly, and stock 4 inserts in the domatic of loose stack. The anchor rod 4 is made of steel, and the length-diameter ratio of the anchor rod 4 is (5-15): 1. preferably, the anchor rod 4 has a diameter of 4cm and a length of 40cm.

The fixed mode at blocking bag both ends is various, and one of them is located a plurality of fixed orifices that same fixed section 12 piles up and forms coaxial structure, and each end that blocks the bag adopts an stock 4 to fix, saves the anchor cost, simplifies the work progress to each fixed orifices pile up the mode and still play the effect of sealing, block the bag and need not additionally to seal the process, labour saving and time saving.

Preferably, a sealing blocking structure is formed between the main body section 11 and the fixed section 12, the main body section 11 and the fixed section 12 can be sealed and blocked in a sewing and fixing mode, and the blocking and blocking can be realized in various modes such as adhesive fixing, binding of the binding belt 3 and the like.

Further preferably, as shown in fig. 8, a strap 3 is arranged between the main body section 11 and the fixing section 12, and the strap 3 can be a strap body independent of the blocking bag or a strap body fixedly connected to the fixing section 12, so that the operation is simple and the fixing is stable. Or, the fixed section 12 rotates at least 360 degrees relative to the main body section 11, and folds for sealing and blocking are formed between the fixed section 12 and the main body section 11, so that the operation is simple and convenient, and the cost is saved.

Further, the length of the blocking bags stacked upwards in sequence increases, the blocking bags stacked with each other are sequentially arranged upwards, the size of the blocking bag used by the same planting hole increases from bottom to top in sequence, two ends of the blocking bag are guaranteed to be fixed on a slope, and planting space of the planting hole is guaranteed. The length of the blocking bag increases progressively according to the equidistance, and the length increasing and decreasing range of the blocking bag is adjusted according to the planted vegetation variety.

As shown in fig. 4 and 5, the greater the slope of the slope, the greater the number of retaining bags used for stacking, and the smaller the length change of the retaining bags; similarly, the smaller the slope of the slope, the fewer the number of retaining bags used for stacking, and the greater the length change of the retaining bags.

Preferably, the length of the blocking bag ranges from 0.6m to 2.4m, the length of the blocking bag is reduced at equal intervals by 30cm to form different specifications, the fixing sections 12 are respectively arranged at 30cm at the two ends, and the radius of each fixing section 12 is gradually converged to 7.5cm.

As shown in figure 3, the length of the blocking bags is changed according to the equal distance of 30cm to form a series of products, including a blocking bag No. 1 240cm, a blocking bag No. 2 210cm, a blocking bag No. 3 180cm, a blocking bag No. 4 150cm, a blocking bag No. 5 120cm, a blocking bag No. 6 90cm and a blocking bag No. 7 60cm.

Preferably, when the slope is in the range of 15-25 degrees, the 1, 3, 5, 7, 5, 3 and 1 are sequentially piled up and fixed; when the slope surface gradient is above 25 degrees, select 1, 2, 3, 4 to make up, pile up fixedly in proper order according to the order of No. 4, no. 3, no. 2, no. 1, can make and block structure and slope surface more adapt. When the planting hole structure needs to be adjusted in height, the blocking bags with corresponding numbers can be reduced or added, and the operation is simple and convenient.

The size and the variable spacing of the blocking bags can be set according to actual needs.

The filler filled in the blocking bag comprises loose accumulation body waste slag, waste slag soil and the like, the on-site soil, the waste slag and the like are fully filled, the waste slag is fully utilized, and the construction cost is reduced. The blocking bag can be filled with plant seeds.

The planting holes are distributed on the slope surface in a mode shown in fig. 6, the planting holes are regularly arranged to form a plurality of rows and a plurality of columns, the planting holes are arranged in a collinear way with the planting holes adjacent to the same row, and the planting holes are also arranged in a collinear way with the planting holes adjacent to the same column; as shown in fig. 7, two adjacent rows of planting holes may be staggered, i.e., the planting holes of the second row are disposed below the planting holes of the first row, and the planting holes of the second row are disposed between two planting holes of the first row.

The planting hole structure of the embodiment is suitable for construction of various slopes, loose stacked body waste residues can be fully utilized, the construction process is simple, time and labor are saved, the construction cost is reduced, the structure is stable, and the greening effect is good.

The invention also provides a planting hole construction method, which is shown in the figures 1-8, and comprises a blocking bag,

selecting a construction position, and confirming the slope of the slope where the construction position is located, wherein the slope of the slope can be obtained through measurement or existing data;

confirming the specification and the number of the blocking bags according to the slope of the slope surface so as to construct planting holes for planting vegetation; the specifications of the blocking bag comprise length, diameter, bearing capacity, service life, filler and the like;

sequentially stacking and fixing the blocking bags filled with the filler on the slope from small to large according to the length, so that the blocking bags and the slope form a planting pit, and vegetation planting is facilitated;

the blocking bag is fixed in such a way that the anchor rod 4 penetrates through the fixing hole and is anchored on the slope, and the anchor rod 4 is fixed in such a way that the operation is simple and the construction is simple and convenient.

Before the blocking bag is fixed, the blocking bag is sealed in a way that the binding or fixing section 12 can be turned at least 360 degrees relative to the main body section 11, and the blocking bag is simple in mode and convenient to operate.

One end of the anchor rod 4 is provided with a needle type, so that the anchor rod is convenient to insert and fix, the other end of the anchor rod 4 is provided with a fixed plate, and the fixed plate is pressed and fixed on the fixed section 12 of the blocking bag, so that sealing and reinforcing effects on the blocking bag are achieved.

Wherein the structure of the retaining bag comprises the structure of all the embodiments.

The blocking main body is fully filled with soil, waste slag and the like on site, the front end of the fixed part is rotated for 360 degrees, the tail end of the fixed part is folded, and the special anchor rod 4 penetrates through the fixed ring 2 to be sealed and fixed.

Firstly, fixing a blocking bag (with small length) at the bottom layer, adjusting the blocking bag to a proper shape, fixing the blocking bag on a slope, burying the bottom of the blocking bag into soil for more than 5cm, burying fixing sections 12 at two sides of the blocking bag into the slope for more than 20cm, fixing the blocking bag by using anchor rods 4 penetrating through a fixing ring 2, and burying the anchor rods 4 into the soil for more than 20 cm; after the retaining bags on the bottom layer are placed, the retaining bags are stacked on the retaining bags from small to large according to the length, and the two sides of the retaining bags are buried in soil and fixed through the fixing rings 2 by the anchor rods 4.

After the project construction is completed, the project is subjected to maintenance management, irrigation maintenance is performed by watering, irrigation maintenance is performed by arranging drip irrigation, spray irrigation or manual irrigation maintenance modes, irrigation maintenance is performed according to plant growth requirements in the planting pits, and the irrigation maintenance is gradually reduced according to growth conditions until the project is realized to form a stable community structure under the condition of natural maintenance.

According to the embodiment, the planting holes can be simply and conveniently and rapidly constructed and laid on the slope, the slope runoff can be blocked, water and soil moisture can be preserved, the filler of the main body section 11 can fully utilize the waste slag of the loose pile body of the slope, and the problems that the current loose pile body is difficult in resource and utilization, the planting holes on the slope are difficult to construct, time and labor are consumed, the structure is loose and the like are solved. Under the conditions of planting hole greening requirement and good water and fertilizer conditions, plant seeds can be added into the blocking bag, so that the vegetation restoration effect and the landscape coordination of the planting hole structure and the surrounding environment are enhanced.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured 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 should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication 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.

Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (7)

1. A plant cavity structure, comprising:

the retaining bag comprises a retaining bag body and fixing holes, the retaining bag body is of a long cylindrical structure, the retaining bag body comprises a main body section and fixing sections, the main body section is used for containing fillers, the fixing sections are respectively arranged at two ends of the main body section, and a plurality of fixing holes are formed in the circumference of the fixing sections; all the fixing holes on the same fixing section are stacked to form a coaxial structure;

a fixing ring is fixedly connected to the fixing hole;

the two ends of the blocking bag body are opened, the radial size of the main body section is larger than that of the fixing section, the fixing section comprises a reducing part, and the reducing part is connected with the main body section;

the blocking bag bodies and the slope face enclose a planting hole, a plurality of blocking bag bodies filled with fillers are stacked and fixed, anchor rods penetrate through the fixing holes, and the anchor rods are fixed on the slope face; wherein the length of the blocking bags which are sequentially stacked upwards increases.

2. The plant pot structure according to claim 1, wherein a plurality of the fixing holes located at the same fixing section are stacked to form a coaxial structure.

3. The planting hole structure of claim 1, wherein a fixing plate is arranged at the top of the anchor rod, and the fixing plate presses and fixes the blocking bag.

4. The plant pot structure according to claim 1, wherein a strap is provided between the main body section and the fixing section, or the fixing section is rotated at least 360 ° with respect to the main body section.

5. The plant pot configuration according to claim 1, wherein the length of the retaining bag ranges from 0.6m to 2.4m.

6. The plant pot configuration of claim 1, wherein the filler within the retaining bag comprises loose-packed waste.

7. A planting hole construction method, characterized by comprising the planting hole structure as set forth in any one of claims 1-6,

selecting a construction position, confirming the gradient of a slope surface where the construction position is positioned,

confirming the specification and the number of the blocking bags according to the slope,

the blocking bags filled with the filler are stacked and fixed on the slope surface in sequence from small to large according to the length,

the blocking bag is fixed in such a way that the anchor rod penetrates through the fixing hole and is anchored on the slope.