CN114960701B - Ecological single-layer plastic three-dimensional net slope protection structure suitable for high-steep slope vegetation recovery - Google Patents
Ecological single-layer plastic three-dimensional net slope protection structure suitable for high-steep slope vegetation recovery Download PDFInfo
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- CN114960701B CN114960701B CN202210721033.XA CN202210721033A CN114960701B CN 114960701 B CN114960701 B CN 114960701B CN 202210721033 A CN202210721033 A CN 202210721033A CN 114960701 B CN114960701 B CN 114960701B
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- dimensional net
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- steep slope
- anchor rod
- slope
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- 239000002356 single layer Substances 0.000 title claims abstract description 15
- 238000011084 recovery Methods 0.000 title description 4
- 235000015097 nutrients Nutrition 0.000 claims abstract description 28
- 239000011159 matrix material Substances 0.000 claims abstract description 20
- 235000016709 nutrition Nutrition 0.000 claims abstract description 6
- 230000035764 nutrition Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 84
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000007779 soft material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
Abstract
The invention relates to an ecological single-layer plastic three-dimensional net slope protection structure suitable for vegetation restoration of a high steep slope, which comprises a plurality of matrix containing components, a plurality of connecting rings, a plurality of fixing pieces and a nutrition matrix, wherein the matrix containing components are regular tetrahedrons, the vertexes of adjacent regular tetrahedrons are movably connected through the connecting rings to form a three-dimensional net, the fixing pieces fix the three-dimensional net on the high steep slope, the regular tetrahedrons are frame bodies formed by connecting six edges, and the nutrition matrix is sprayed in the frames of the regular tetrahedrons and the space between the three-dimensional net formed by connection and the high steep slope; the regular tetrahedron has the characteristic of fixing the frame body, and can contain matrixes in the frame, a three-dimensional net is formed after adjacent regular tetrahedrons are movably connected through the connecting ring, and a containing space is formed between the adjacent regular tetrahedrons and the high and steep slope surfaces in the three-dimensional net when the three-dimensional net is fixed on the high and steep slope surfaces through the fixing piece, so that more nutrient matrixes are sprayed on the high and steep slope surfaces.
Description
Technical Field
The invention relates to the technical field of vegetation ecological restoration, in particular to an ecological single-layer plastic three-dimensional net slope protection structure suitable for high-steep slope vegetation restoration.
Background
The rock slope with high steep slope caused by mining area is also receiving more and more attention and implementing various greening methods, and the construction method is roughly divided into two steps; 1. and fixing a three-dimensional accommodating structure on the slope surface. 2. And spraying corresponding matrixes and seeds in the fixed three-dimensional accommodating structure. Therefore, rapid greening is realized in a short time through manual measures, vegetation coverage is recovered to the maximum extent, weathering and peeling of rock surfaces are prevented, and first-generation plants are helped to settle down.
However, during the construction of the fixed three-dimensional accommodating structure, the anchor rods are fixed in the slope, the supporting members are paved on the slope one by one and fixed, and finally the plane fixing net is fixed on the supporting members and the anchor rods; the fixing of the supporting members is time-consuming and labor-consuming, and the planar fixing net is attached to the slope surface in the later period of construction, so that the space for spraying the matrix is reduced.
Therefore, an ecological single-layer plastic three-dimensional net slope protection structure suitable for vegetation restoration of high and steep slopes is provided to solve the problems.
Disclosure of Invention
The present invention is directed to a solution to the problems set forth in the background art.
The invention realizes the above purpose through the following technical scheme: the ecological single-layer plastic three-dimensional net slope protection structure suitable for recovering vegetation on a high steep slope comprises a plurality of matrix containing components, a plurality of connecting rings, a plurality of fixing pieces and a nutrition matrix, wherein the matrix containing components are regular tetrahedrons, the vertexes of adjacent regular tetrahedrons are movably connected through the connecting rings to form a three-dimensional net, and the three-dimensional net is fixed on the high steep slope by the fixing pieces; the regular tetrahedron is a frame body formed by connecting six edges, and the nutrient medium is sprayed into the frame of the regular tetrahedron and the space between the connected three-dimensional net and the high-steep slope.
And the connecting ring comprises an upper ring, a plurality of connecting rods and a lower ring, and the two ends of the connecting rods are respectively and fixedly connected with the upper ring and the lower ring.
Moreover, the connecting ring is made of elastic soft material.
And the center of the regular tetrahedron is provided with a reinforcing ball, and reinforcing ribs are fixedly connected between the reinforcing ball and three vertexes of the regular tetrahedron.
And the six edges and the reinforcing ribs of the regular tetrahedron are all made of hard plastic materials.
And the edge length of the regular tetrahedron is 50-100mm.
The fixing piece comprises an anchor rod or a double-layer anchor rod, a pressing piece, a fixing piece and a tightening nut; external threads are arranged on the circumferential surface of the top end of the anchor rod, and external threads are arranged on the circumferential surfaces of the top end and the middle lower end of the double-layer anchor rod.
The pressing sheet and the fixing sheet are respectively provided with a penetrating hole with the same diameter, and the diameter of the penetrating holes is equal to that of the anchor rod or the double-layer anchor rod; the length of the pressing piece is smaller than that of the fixing piece.
Moreover, the application method of the ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation recovery comprises the following steps:
s1: after holes are punched on the steep slope to be repaired at intervals, the anchor rod is fixed in the holes;
s2: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons and a plurality of connecting rings is transported to an operation site, hanging the vertex surface of the three-dimensional net on an anchor rod towards a high and steep slope surface;
s3: the method comprises the steps of connecting a tightening nut on an anchor rod in a threaded manner and located in a regular tetrahedron frame, sleeving a pressing sheet on the anchor rod, tightly attaching the back surface of the pressing sheet to the inner walls of two edges of a regular tetrahedron, far away from the surface of a high steep slope, in a three-dimensional net, screwing the back surface of the tightening nut to the front surface of the pressing sheet, sleeving another pressing sheet on the anchor rod, tightly attaching the front surface of the pressing sheet to the surface of the regular tetrahedron, far away from the high steep slope, in the three-dimensional net, and finally connecting another tightening nut on the anchor rod in a threaded manner and tightly attaching the front surface of the pressing sheet to the back surface of the other pressing sheet, so that the regular tetrahedron is limited and fixed through the pressing sheet and the tightening nut;
s4: fixing the three-dimensional net from one side to the other side according to the step in the step S3, comprehensively attaching the three-dimensional net to the high and steep slope, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s5: after the three-dimensional net is fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium into the frame of the regular tetrahedron and the space between the three-dimensional net and the steep slope.
Moreover, the application method of the ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation recovery comprises the following steps:
s01: after holes are punched on the steep slope to be repaired at intervals, the double-layer anchor rod is fixed in the holes, wherein external threads arranged on the circumferential surface of the middle lower end of the double-layer anchor rod are exposed out of the holes;
s02: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons and a plurality of connecting rings is transported to an operation site, the top point of the three-dimensional net faces to the outer hanging on the double-layer anchor rod;
s03: then the fixing piece is sleeved on the double-layer anchor rod, the front surface of the fixing piece is tightly attached to the inner walls of two edges of the regular tetrahedron, which are close to the surface of the high steep slope, of the three-dimensional net, and then a tightening nut is connected to the double-layer anchor rod in a threaded manner, and the front surface of the fixing piece is tightly attached to the back surface of the fixing piece;
s04: fixing the three-dimensional net from one side to the other side according to the step in S03, comprehensively attaching the three-dimensional net to the high and steep slope, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s05: after one layer of three-dimensional net is fixed, the same second layer of three-dimensional net is hung on the double-layer anchor rod, wherein the vertex surfaces of the first layer of three-dimensional net and the second layer of three-dimensional net are placed in opposite directions;
s06: the second tightening nut is connected to the double-layer anchor rod in a threaded manner and is positioned in the regular tetrahedron frame of the second layer of three-dimensional net, then the second fixing piece is sleeved on the double-layer anchor rod, the back surface of the second fixing piece is tightly attached to the inner walls of two edges of the surface of the second layer of three-dimensional net, which is far away from the high steep slope, the back surface of the second tightening nut is screwed to the front surface of the tightening piece, then the third fixing piece is sleeved on the double-layer anchor rod, the front surface of the third fixing piece is tightly attached to the surface of the second layer of three-dimensional net, which is far away from the high steep slope, and finally the third tightening nut is connected to the double-layer anchor rod in a threaded manner, the front surface of the third fixing piece is tightly attached to the back surface of the third fixing piece, so that the regular tetrahedron is limited and fixed through the fixing piece and the tightening nut, and the vertex surfaces of the first layer of three-dimensional net and the second layer of three-dimensional net are overlapped;
s07: fixing the second layer of three-dimensional net from one side to the other side according to the step in S06, fully attaching the three-dimensional net to the high and steep slope surface, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope surface, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s08: after the two layers of three-dimensional nets are fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium in the frame of the regular tetrahedron, the space formed between the first layer of three-dimensional net and the steep slope and the space formed by the two layers of three-dimensional nets fixedly connected.
The beneficial effects of the invention are as follows:
1. in the invention, adjacent regular tetrahedrons are movably connected through the connecting ring so as to form a three-dimensional net, and the three-dimensional net has the performance of deforming along with the shape of the high and steep slope and further simulating the surface when being paved on the high and steep slope due to the characteristics of the connecting ring.
2. The regular tetrahedron is formed by connecting six edges, and the characteristic of the regular tetrahedron ensures that the regular tetrahedron has the characteristic of fixing the frame body, so that the space of the frame body can not change during extrusion or drawing, and the firmness of the nutrient matrix sprayed in the regular tetrahedron is further ensured.
3. According to the invention, the three-dimensional net is fixed by the fixing piece, and an accommodating space is formed between the adjacent regular tetrahedron and the high and steep slope in the three-dimensional net during fixing, so that more nutrient matrixes are sprayed on and planted on the high and steep slope.
4. Compared with the existing slope protection structure, the ecological slope protection structure provided by the invention is simple to operate in construction, and the space of the spray seeding matrix is not required to be reduced due to external force in the later construction period; the regular tetrahedron has the characteristic of fixing the frame body, and can contain matrixes in the frame, a three-dimensional net is formed after adjacent regular tetrahedrons are movably connected through the connecting ring, and a containing space is formed between the adjacent regular tetrahedrons and the high and steep slope surfaces in the three-dimensional net when the three-dimensional net is fixed on the high and steep slope surfaces through the fixing piece, so that more nutrient matrixes are sprayed on the high and steep slope surfaces.
Drawings
FIG. 1 is a schematic diagram of the regular tetrahedron structure of the present invention;
FIG. 2 is a schematic view of a connecting ring according to the present invention;
FIG. 3 is a schematic view of a fixing member according to the present invention;
FIG. 4 is a schematic view of a three-dimensional net formed by connecting a plurality of regular tetrahedrons and a plurality of connecting rings;
FIG. 5 is a schematic diagram of the simulated surface state of the stereoscopic net of the present invention;
FIG. 6 is a schematic view of the present invention with a three-dimensional mesh fixed on a high and steep slope;
fig. 7 is an enlarged view of a portion a in fig. 6;
FIG. 8 is a side view of the present invention with a three-dimensional mesh secured on a high and steep incline;
fig. 9 is a schematic structural view of a three-dimensional net in embodiment 2;
FIG. 10 is a schematic view of a three-dimensional network formed by connecting a plurality of regular tetrahedrons and a plurality of connecting rings in example 2;
FIG. 11 is a schematic structural view of the fixing member in embodiment 2;
FIG. 12 is a schematic view of the two-layer three-dimensional net of example 3 fixed on a high and steep slope;
fig. 13 is an enlarged view of the portion B in fig. 12;
FIG. 14 is a view showing the fixation of the two-layer three-dimensional net of example 3 on a high and steep slope;
in the figure: 1. regular tetrahedrons; 11. reinforcing balls; 12. reinforcing ribs; 2. a connecting ring; 21. a ring is arranged; 22. a connecting rod; 23. a lower ring; 3. a bolt; 4. double-layer anchor rod; 5. tabletting; 6. a fixing piece; 7. and (5) screwing the nut.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-8, an ecological single-layer plastic three-dimensional net slope protection structure suitable for recovering vegetation on a high steep slope comprises a plurality of matrix containing components, a plurality of connecting rings 2, a plurality of fixing pieces and nutrient matrixes, wherein the matrix containing components are regular tetrahedrons 1, the vertexes of adjacent regular tetrahedrons 1 are movably connected through the connecting rings 2 so as to form a three-dimensional net, and the three-dimensional net is fixed on the high steep slope by the fixing pieces; the regular tetrahedron 1 is a frame body formed by connecting six edges, and nutrient matrixes are sprayed into the frame of the regular tetrahedron 1 and the space between the connected three-dimensional net and the high-steep slope.
Preferably, the connecting ring 2 comprises an upper ring 21, a plurality of connecting rods 22 and a lower ring 23, and two ends of the connecting rods 22 are fixedly connected with the upper ring 21 and the lower ring 23 respectively.
Preferably, the connecting ring 2 is made of elastic soft material, and the characteristic of the connecting ring enables the three-dimensional net to have the performance of deforming and simulating the surface along with the shape of the slope when the three-dimensional net is paved on the steep slope.
Preferably, the six edges of the regular tetrahedron 1 are made of hard plastic materials, and the characteristic ensures that the regular tetrahedron 1 has the characteristic of fixing the frame body, so that the space of the frame body cannot change during extrusion or drawing, and the firmness of the nutrient medium sprayed in the regular tetrahedron is further ensured.
Preferably, the edge length of the regular tetrahedron 1 is 50-100mm.
Preferably, the fixing member includes an anchor rod 3, a pressing piece 5, and a tightening nut 7; the circumferential surface of the top end of the anchor rod 3 is provided with external threads; the fixing piece is used for fixing the three-dimensional net, and an accommodating space is formed between the adjacent regular tetrahedron 1 and the high and steep slope surface in the three-dimensional net when the three-dimensional net is fixed, so that more nutrient matrixes are sprayed on the high and steep slope surface.
Preferably, the pressing piece 5 is provided with a penetrating hole, and the diameter of the penetrating hole is equal to that of the anchor rod 3.
The application method of the embodiment comprises the following steps:
s1: after holes are punched on the steep side slope to be repaired at intervals, the anchor rods 3 are fixed in the holes;
s2: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons 1 and a plurality of connecting rings 2 is transported to an operation site, hanging the vertex surface of the three-dimensional net on an anchor rod 3 towards a high and steep slope;
s3: the tightening nut 7 is connected to the anchor rod 3 in a threaded manner and is positioned in the frame of the regular tetrahedron 1, the pressing sheet 5 is sleeved on the anchor rod 3, the back surface of the pressing sheet is tightly attached to the inner walls of two edges of the regular tetrahedron 1, which are far away from the surface of the high steep slope, in the three-dimensional net, the back surface of the tightening nut 7 is screwed to the front surface of the pressing sheet 5, the other pressing sheet 5 is sleeved on the anchor rod 3, the front surface of the pressing sheet 5 is tightly attached to the surface of the regular tetrahedron 1, which is far away from the high steep slope, in the three-dimensional net, the other tightening nut 7 is connected to the anchor rod 3 in a threaded manner, the front surface of the pressing sheet 5 is tightly attached to the back surface of the other pressing sheet 5, and the regular tetrahedron 1 is limited and fixed through the pressing sheet 5 and the tightening nut 7;
s4: fixing the three-dimensional net from one side to the other side according to the step in the step S3, comprehensively attaching the three-dimensional net to the steep slope, and exerting the performance of the three-dimensional net which deforms along with the slope to simulate the surface, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s5: after the three-dimensional net is fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium into the frame of the regular tetrahedron 1 and the space between the three-dimensional net and the steep slope.
Example 2
Modifications were made on the basis of example 1 as described in fig. 2, 3, 9 and 10, all of which were identical to example 1.
Preferably, a reinforcing ball 11 is arranged at the center of the regular tetrahedron 1, and reinforcing ribs 12 are fixedly connected between the reinforcing ball 11 and three vertexes of the regular tetrahedron 1; wherein the addition of the reinforcing ribs 12 can enlarge the contact surface of the nutrient substrate and the slope protection structure, thereby further improving the stability of the nutrient substrate on a high and steep slope.
Preferably, the reinforcing ribs 12 are of a rigid plastic material.
Example 3
As shown in fig. 1, fig. 2, fig. 11, fig. 12, fig. 13 and fig. 14, an ecological single-layer plastic three-dimensional net slope protection structure suitable for recovering vegetation on a high steep slope comprises a plurality of matrix containing components, a plurality of connecting rings 2, a plurality of fixing pieces and nutrition matrixes, wherein the matrix containing components are regular tetrahedrons 1, and the vertexes of adjacent regular tetrahedrons 1 are movably connected through the connecting rings 2 so as to form a three-dimensional net, and the three-dimensional net is fixed on the high steep slope by the fixing pieces; the regular tetrahedron 1 is a frame body formed by connecting six edges, and nutrient matrixes are sprayed into the frame of the regular tetrahedron 1 and the space between the connected three-dimensional net and the high-steep slope.
Preferably, the connecting ring 2 comprises an upper ring 21, a plurality of connecting rods 22 and a lower ring 23, and two ends of the connecting rods 22 are fixedly connected with the upper ring 21 and the lower ring 23 respectively.
Preferably, the connecting ring 2 is made of elastic soft material, and the characteristic of the connecting ring enables the three-dimensional net to have the performance of deforming and simulating the surface along with the shape of the slope when the three-dimensional net is paved on the steep slope.
Preferably, the six edges of the regular tetrahedron 1 are made of hard plastic materials, and the characteristic ensures that the regular tetrahedron 1 has the characteristic of fixing the frame body, so that the space of the frame body cannot change during extrusion or drawing, and the firmness of the nutrient medium sprayed in the regular tetrahedron is further ensured.
Preferably, the edge length of the regular tetrahedron 1 is 50-100mm.
Preferably, the fixing piece comprises a double-layer anchor rod 4, a fixing piece 6 and a tightening nut 7; external threads are arranged on the circumferential surfaces of the top end and the middle lower end of the double-layer anchor rod 4; the fixing piece is used for fixing the three-dimensional net, and an accommodating space is formed between the adjacent regular tetrahedron 1 and the high and steep slope surface in the three-dimensional net when the three-dimensional net is fixed, so that more nutrient matrixes are sprayed on the high and steep slope surface.
Preferably, the fixing piece 6 is provided with a penetrating hole, and the diameter of the penetrating hole is equal to that of the double-layer anchor rod 4.
The application method of the embodiment comprises the following steps: s01: after holes are punched on the steep side slope to be repaired at intervals, the double-layer anchor rod 4 is fixed in the holes, wherein external threads arranged on the circumferential surface of the middle lower end of the double-layer anchor rod 4 are exposed out of the holes; s02: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons 1 and a plurality of connecting rings 2 is transported to an operation site, the top point of the three-dimensional net faces to the outer hanging on the double-layer anchor rod 4; s03: then the fixing piece 6 is sleeved on the double-layer anchor rod 4, the front surface of the fixing piece is tightly attached to the inner walls of two edges of the regular tetrahedron 1, which are close to the surface of the high-steep slope, in the three-dimensional net, and then the tightening nut 7 is connected to the double-layer anchor rod 4 in a threaded manner, and the front surface of the fixing piece is tightly attached to the back surface of the fixing piece 6; s04: fixing the three-dimensional net from one side to the other side according to the step in S03, comprehensively attaching the three-dimensional net to a steep slope, and exerting the performance of the three-dimensional net which is deformed along with the slope, wherein the two sides are strictly forbidden to be simultaneously fixed during operation; s05: after one layer of three-dimensional net is fixed, the same second layer of three-dimensional net is hung on the double-layer anchor rod 4, wherein the vertex surfaces of the first layer of three-dimensional net and the second layer of three-dimensional net are placed in opposite directions; s06: then a second tightening nut 7 is connected to the double-layer anchor rod 4 in a threaded manner and is positioned in the frame of the regular tetrahedron 1 of the second layer of three-dimensional net, then a second fixing piece 6 is sleeved on the double-layer anchor rod 4, the back surface of the second fixing piece is tightly attached to the inner walls of two edges of the regular tetrahedron 1 far away from the high steep slope surface in the second layer of three-dimensional net, then the back surface of the second tightening nut 7 is screwed to the front surface of the fixing piece 6, then a third fixing piece 6 is sleeved on the double-layer anchor rod 4, the front surface of the third fixing piece 6 is tightly attached to the front surface of the regular tetrahedron 1 far away from the high steep slope surface in the second layer of three-dimensional net, and finally the third tightening nut 7 is connected to the double-layer anchor rod 4 in a threaded manner, so that the regular tetrahedron 1 is limited and fixed through the fixing piece 6 and the tightening nut 7, and the top surfaces of the first layer of three-dimensional net and the second layer of three-dimensional net are overlapped; s07: fixing the second layer of three-dimensional net from one side to the other side according to the step in S06, fully attaching the three-dimensional net to the steep slope surface, exerting the performance of the three-dimensional net which is deformed along with the slope surface, and strictly prohibiting the two sides from being simultaneously fixed during operation; s08: after the two layers of three-dimensional nets are fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium in the frame of the regular tetrahedron 1, the space formed between the first layer of three-dimensional net and the steep slope and the space formed by the two layers of three-dimensional nets fixedly connected.
The fixing of the anchor rod 3 and the double-layer anchor rod 4 in the fixing member is conventional or common knowledge, and will not be described herein, and the person skilled in the art can perform any choice according to the needs or convenience thereof.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Ecological individual layer plasticity three-dimensional net slope protection structure suitable for high abrupt slope vegetation resumes, including a plurality of matrix holding member, a plurality of go-between (2), a plurality of mounting and nutrition matrix, its characterized in that: the matrix containing component is a regular tetrahedron (1), the vertexes of adjacent regular tetrahedrons (1) are movably connected through a connecting ring (2) to form a three-dimensional net, and the three-dimensional net is fixed on a steep side slope by the fixing piece;
the regular tetrahedron (1) is a frame body formed by connecting six edges, and the nutrient medium is sprayed into the frame of the regular tetrahedron (1) and the space between the connected three-dimensional net and the high-steep slope;
the connecting ring (2) comprises an upper ring (21), a plurality of connecting rods (22) and a lower ring (23), and the two ends of the connecting rods (22) are fixedly connected with the upper ring (21) and the lower ring (23) respectively;
the connecting ring (2) is made of elastic soft material;
the fixing piece comprises an anchor rod (3), a pressing piece (5), a fixing piece (6) and a tightening nut (7); the circumferential surface of the top end of the anchor rod (3) is provided with external threads;
the using method of the three-dimensional net slope protection structure comprises the following steps:
s1: after holes are punched on a high steep side slope to be repaired at intervals, fixing the anchor rods (3) in the holes;
s2: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons (1) and a plurality of connecting rings (2) is transported to an operation site, hanging the vertex surface of the three-dimensional net on an anchor rod (3) towards a steep slope;
s3: the tightening nut (7) is connected onto the anchor rod (3) in a threaded manner and is positioned in the frame of the regular tetrahedron (1), then the pressing sheet (5) is sleeved on the anchor rod (3), the back surface of the pressing sheet is tightly attached to the inner walls of two edges of the regular tetrahedron (1) far away from the high steep slope surface in the three-dimensional net, then the back surface of the tightening nut (7) is screwed to the front surface of the pressing sheet (5), then the other pressing sheet (5) is sleeved on the anchor rod (3), the front surface of the pressing sheet is tightly attached to the surface of the regular tetrahedron (1) far away from the high steep slope in the three-dimensional net, finally the other tightening nut (7) is connected onto the anchor rod (3) in a threaded manner, and the front surface of the pressing sheet is tightly attached to the back surface of the other pressing sheet (5), so that the regular tetrahedron (1) is limited and fixed through the pressing sheet (5) and the tightening nut (7).
S4: fixing the three-dimensional net from one side to the other side according to the step in the step S3, comprehensively attaching the three-dimensional net to the high and steep slope, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s5: after the three-dimensional net is fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium into the frame of the regular tetrahedron (1) and the space between the three-dimensional net and the steep slope.
2. Ecological individual layer plasticity three-dimensional net slope protection structure suitable for high abrupt slope vegetation resumes, including a plurality of matrix holding member, a plurality of go-between (2), a plurality of mounting and nutrition matrix, its characterized in that: the matrix containing component is a regular tetrahedron (1), the vertexes of adjacent regular tetrahedrons (1) are movably connected through a connecting ring (2) to form a three-dimensional net, and the three-dimensional net is fixed on a steep side slope by the fixing piece;
the regular tetrahedron (1) is a frame body formed by connecting six edges, and the nutrient medium is sprayed into the frame of the regular tetrahedron (1) and the space between the connected three-dimensional net and the high-steep slope;
the connecting ring (2) comprises an upper ring (21), a plurality of connecting rods (22) and a lower ring (23), and the two ends of the connecting rods (22) are fixedly connected with the upper ring (21) and the lower ring (23) respectively;
the connecting ring (2) is made of elastic soft material;
the fixing piece comprises a double-layer anchor rod (4), a pressing piece (5), a fixing piece (6) and a tightening nut (7); external threads are arranged on the circumferential surfaces of the top end and the middle lower end of the double-layer anchor rod (4);
the using method of the three-dimensional net slope protection structure comprises the following steps:
s01: after holes are punched on a high steep side slope to be repaired at intervals, the double-layer anchor rod (4) is fixed in the holes, wherein external threads arranged on the circumferential surface of the middle lower end of the double-layer anchor rod (4) are exposed out of the holes;
s02: after a three-dimensional net formed by connecting a plurality of regular tetrahedrons (1) and a plurality of connecting rings (2) is transported to an operation site, the top point of the three-dimensional net faces to the outside and is hung on a double-layer anchor rod (4);
s03: then the fixing piece (6) is sleeved on the double-layer anchor rod (4), the front surface of the fixing piece is tightly attached to the inner walls of two edges of the regular tetrahedron (1) close to the surface of the high steep slope in the three-dimensional net, and then a tightening nut (7) is connected to the double-layer anchor rod (4) in a threaded manner, and the front surface of the fixing piece is tightly attached to the back surface of the fixing piece (6);
s04: fixing the three-dimensional net from one side to the other side according to the step in S03, comprehensively attaching the three-dimensional net to the high and steep slope, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s05: after one layer of three-dimensional net is fixed, the same second layer of three-dimensional net is hung on a double-layer anchor rod (4), wherein the vertex surfaces of the first layer of three-dimensional net and the second layer of three-dimensional net are placed in opposite directions;
s06: then the second tightening nut (7) is connected on the double-layer anchor rod (4) in a threaded manner and is positioned in the frame of the regular tetrahedron (1) of the second layer three-dimensional net, then the second fixing piece (6) is sleeved on the double-layer anchor rod (4), the back surface of the second fixing piece is tightly attached to the inner walls of the regular tetrahedron (1) far away from two edges of the surface of the high steep slope, then the back surface of the second tightening nut (7) is screwed to the front surface of the tightly attached fixing piece (6), then the third fixing piece (6) is sleeved on the double-layer anchor rod (4), the front surface of the third fixing piece is tightly attached to the surface of the regular tetrahedron (1) far away from the high steep slope in the second layer three-dimensional net, finally the third tightening nut (7) is connected on the double-layer anchor rod (4) in a threaded manner, and the front surface of the third fixing piece (6) is tightly attached to the back surface of the third fixing piece, so that the regular tetrahedron (1) is limited and fixed through the fixing piece (6) and the tightening nut (7), and the top surface of the first layer three-dimensional net and the second layer three-dimensional net coincide with the top surface of the second layer three-dimensional net.
S07: fixing the second layer of three-dimensional net from one side to the other side according to the step in S06, fully attaching the three-dimensional net to the high and steep slope surface, and exerting the performance of the three-dimensional net which deforms to imitate the surface along with the high and steep slope surface, wherein the two sides are strictly forbidden to be simultaneously fixed during operation;
s08: after the two layers of three-dimensional nets are fully paved and fixed on the steep slope, finally, spraying the nutrient medium, and spraying the nutrient medium in the frame of the regular tetrahedron (1), the space formed between the first layer of three-dimensional net and the steep slope and the space formed between the two layers of three-dimensional nets fixedly connected.
3. An ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation restoration according to claim 1 or 2, characterized in that: the center of the regular tetrahedron (1) is provided with a reinforcing ball (11), and reinforcing ribs (12) are fixedly connected between the reinforcing ball (11) and three vertexes of the regular tetrahedron (1).
4. An ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation restoration as claimed in claim 3, wherein: six edges of the regular tetrahedron (1) and the reinforcing ribs (12) are made of hard plastic materials.
5. An ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation restoration according to claim 1 or 2, characterized in that: the edge length of the regular tetrahedron (1) is 50-100mm.
6. The ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation restoration as claimed in claim 1, wherein: the pressing sheet (5) and the fixing sheet (6) are respectively provided with a penetrating hole with the same diameter, and the diameter of the penetrating holes is equal to that of the anchor rod (3); the length of the pressing piece (5) is smaller than that of the fixing piece (6).
7. The ecological single-layer plastic three-dimensional net slope protection structure suitable for high and steep slope vegetation restoration according to claim 2, wherein: the pressing sheet (5) and the fixing sheet (6) are respectively provided with a penetrating hole with the same diameter, and the diameter of the penetrating holes is equal to that of the double-layer anchor rod (4); the length of the pressing piece (5) is smaller than that of the fixing piece (6).
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