CN109024627B - Novel lattice-anchor rod-anchor cable composite slope reinforcing structure and construction method - Google Patents
Novel lattice-anchor rod-anchor cable composite slope reinforcing structure and construction method Download PDFInfo
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- CN109024627B CN109024627B CN201810929698.3A CN201810929698A CN109024627B CN 109024627 B CN109024627 B CN 109024627B CN 201810929698 A CN201810929698 A CN 201810929698A CN 109024627 B CN109024627 B CN 109024627B
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- Prior art keywords
- reinforcing
- anchor
- rod body
- lattice
- reinforcing device
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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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- 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
- E02D17/202—Securing of slopes or inclines with flexible securing means
Abstract
The invention discloses a novel lattice-anchor rod-anchor cable composite slope reinforcing structure and a construction method, wherein the structure mainly comprises a lattice, an anchor rod, an anchor cable, a reinforcing device and a reinforcing rope; the method comprises the following steps of; constructing a drawing, constructing a lattice, and arranging an anchor rod, an anchor cable and a fixing rope; the lattice-anchor rod-anchor cable structure is further reinforced by the assembly type reinforcing device, so that the reinforcing effect is more obvious, the construction speed can be greatly increased during installation, welding among building materials is avoided, and the cost is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of slope treatment, and particularly relates to a novel lattice-anchor rod-anchor cable composite slope reinforcing structure and a construction method.
Background
Slope reinforcement refers to a measure for improving the stability of a strip mine slope, and the stability of the slope is improved by arranging slope angle retaining walls under slope angles of a slope crushing zone, arranging anti-slide piles on a local crushing zone or the slope and grouting rock strata with open joints and cracks. These measures are advantageous for safety and can increase the slope angle and reduce the stripping work.
The slope management is a disaster prevention project with complex technology and difficult construction. In recent years, with the rapid development of highway construction industry and the increasing of large key engineering projects, slope management is more and more prominent.
The slope reinforcement measures which can be adopted at present are many, and include a slope cutting and load reducing technology, a drainage and water interception measure, an anchoring measure, a concrete shear-resistant structure measure, a retaining measure, a slope pressing measure, a plant lattice slope protection, a protective surface and the like, and the principle of comprehensive treatment of the measures is emphasized in the slope treatment engineering so as to strengthen the stability of the slope. However, with the continuous increase of the scale of engineering construction, the height of the side slope is increased, the complexity is increased, the requirements on the side slope treatment technology are higher and higher, and with the development of scientific technology, the side slope treatment technology is further developed and gradually improved.
When the side slope is higher and the potential fracture surface position of the slope body is deeper, the prestressed anchor cable is a better deep layer reinforcing means, and at present, the prestressed anchor cable is gradually developed into a trend in the reinforcing engineering of the high side slope and is accepted by more and more people.
The problem that reinforcing cannot be achieved radically when anchor rods and anchor cables are used in the prior art is still solved, and meanwhile, steel is greatly used for welding in modern construction, so that large engineering quantity is caused.
Disclosure of Invention
Aiming at the technical problems, the invention provides a novel lattice-anchor rod-anchor cable composite slope reinforcing structure with less construction amount and a construction method.
The technical scheme of the invention is as follows: a novel lattice-anchor rod-anchor cable composite slope reinforcement structure mainly comprises a lattice, an anchor rod, an anchor cable, a first reinforcement device and a reinforcement rope; the lattice comprises a raft foundation and lattice beams;
the anchor rod comprises a rod body, a reinforcing nut, a second reinforcing device, an expansion anchor head, a first connecting head and an expansion moving part, wherein the rod body comprises a deep rod body and an exposed rod body, a connecting cavity hole is formed in the deep rod body and the exposed rod body, the deep rod body is arranged in a drill hole drilled on the surface of a slope, threads are arranged on the exposed rod body, the reinforcing nut is in threaded connection with the exposed rod body, a connecting rod is movably arranged on the reinforcing nut, a sliding groove is formed in the rear half section of the deep rod body, a sliding block is arranged on the second reinforcing device, the second reinforcing device is movably arranged on the deep rod body through the sliding block and the sliding groove, the second reinforcing device is connected with the reinforcing nut through the connecting rod, the first connecting head is arranged at the rear end of the exposed rod body, a pull ring is arranged on the first connecting head, the expansion moving part is arranged at the front half section of, the expansion anchor head is connected with the pull ring through a pull wire, and the pull wire penetrates through the connecting cavity hole;
the deep rod body and the anchor cable are arranged in a drill hole drilled on the surface of the side slope; the lattice is arranged on the surface of the side slope, the anchor rods are uniformly arranged on the beams of the lattice, and the anchor cables are uniformly arranged at the intersection between the beams of the lattice;
the first reinforcing device is used for connecting anchor rods, a connecting cavity, a second connector and two clamping groove heads are arranged on the first reinforcing device, threads are arranged on the inner wall of the connecting cavity, the connecting cavity is arranged at one end of the first reinforcing device, the second connector is arranged at the other end of the first reinforcing device, the first reinforcing device is in threaded connection with the second connector through the connecting cavity, the two clamping groove heads are arranged at the upper and lower positions of the two ends of the first reinforcing device respectively;
the reinforcing ropes are arranged on the clamping groove heads of the two rows of first reinforcing devices.
Furthermore, a clamping cavity and a clamping head are further arranged on the first reinforcing device, the clamping cavity is arranged inside the first reinforcing device and is located on the inner side of the connecting cavity, and the clamping head is arranged on the second connecting head of the first reinforcing device; can further fix the connection between the first reinforcing apparatus for overall structure is more firm.
Furthermore, the reinforcing ropes are arranged on the two rows of first reinforcing devices and can be in a single bevel edge shape, a triangular shape and a cross X shape; different setting shapes are selected according to actual environment conditions, so that the application range is wider.
Furthermore, a sliding groove is formed in the reinforcing nut, a sliding block is arranged on the connecting rod, and the reinforcing nut is movably connected with the connecting rod through the sliding groove and the sliding block; the sliding groove and the sliding enable the sliding friction coefficient to be lower, and the installation is more convenient.
Furthermore, the sliding groove, the sliding block and the sliding block are all of T-shaped structures; the sliding block and the sliding block can be effectively placed to fall off, so that the whole structure is firmer.
A novel lattice-anchor rod-anchor cable composite slope reinforcing structure comprises the following steps:
s1, making areas needing reinforcement and treatment according to the specific environment conditions of the side slope, and creating drawings; constructing a lattice according to a drawing;
s2, drilling holes in the beam of the lattice, the beam intersection and the surface of a treatment area according to a drawing;
and S3, arranging anchor rods and anchor cables in the drilled hole, and arranging reinforcing ropes between the anchor rods.
Furthermore, the reinforcing ropes adopt a cross X-shaped structure; the whole stress is more uniform and is actively accepted, so that the reinforcement is strong.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the lattice-anchor rod-anchor cable structure is further reinforced by adopting the assembled reinforcing device, so that the reinforcing effect is more obvious, the construction speed can be greatly increased during installation, the welding between building materials is avoided, and the cost is greatly reduced; the invention adopts the flexible reinforcing ropes to further fix the reinforcing devices, so that the stress is more uniform, the reinforcing effect is further improved, the limitation of the invention is reduced due to the change of multiple shapes, and the invention is suitable for reinforcing the side slope in more environments.
Drawings
Fig. 1 is a schematic view of the construction of the rock bolt of the present invention when the expandable head is closed;
fig. 2 is a schematic view of the rock bolt of the present invention in a configuration when the expandable head is opened;
FIG. 3 is a cross-sectional view of a second reinforcement device of the present invention;
FIG. 4 is a cross-sectional view of a rod body of the present invention;
FIG. 5 is a schematic view of the construction of a first reinforcement device of the present invention;
FIG. 6 is a schematic view showing a coupling structure of a reinforcing nut and a second reinforcing apparatus according to the present invention;
FIG. 7 is a schematic structural view of the reinforcement nut of the present invention;
FIG. 8 is a schematic structural view of embodiment 1 of the present invention;
FIG. 9 is a schematic structural view of embodiment 2 of the present invention;
FIG. 10 is a schematic structural view of embodiment 3 of the present invention;
the device comprises an anchor rod 1, a rod body 11, a connecting cavity 110, a connecting cavity hole 111, a thread 112, a sliding groove 12, a reinforcing nut 121, a connecting rod 13, a second reinforcing device 131, a sliding block 14, an expansion anchor head 15, a first connecting joint 151, a pull ring 16, an expansion movable part 2, a first reinforcing device 21, a connecting cavity 210, a thread 22, a clamping cavity 23, a second connecting joint 24, a clamping head 25 and a reinforcing rope 3.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples.
Example 1: as shown in fig. 8, the novel lattice-anchor rod-anchor cable composite slope reinforcement structure mainly comprises a lattice, an anchor rod 1, an anchor cable, a first reinforcement device 2 and a reinforcement rope 3; the lattice comprises a raft foundation and lattice beams;
as shown in fig. 1 and 2, the anchor rod 1 includes a rod body 11, a reinforcing nut 12, a second reinforcing device 13, an expansion anchor head 14, a first connector 15 and an expansion moving member 16, wherein the rod body 11 includes a deep rod body and an exposed rod body, a connecting cavity 110 is provided inside the deep rod body and the exposed rod body, the deep rod body is disposed in a drilled hole drilled on a slope surface, a thread 111 is provided on the exposed rod body, the reinforcing nut 12 is in threaded connection with the exposed rod body, a connecting rod 121 is movably provided on the reinforcing nut 12, a sliding groove 112 is provided on a rear half section of the deep rod body as shown in fig. 4, as shown in fig. 3, a sliding block 131 is provided on the second reinforcing device 13, the second reinforcing device 13 is movably provided on the deep rod body through the sliding block 131 and the sliding groove 112, the second reinforcing device 13 is connected with the reinforcing nut 12 through the connecting rod 121, the first connector 15 is provided at a rear end, the expansion moving part 16 is arranged at the front end deep into the rod body, the expansion anchor head 14 is arranged at the front half section deep into the rod body through the expansion moving part 16, the expansion anchor head 14 is connected with the pull ring 151 through a pull wire, and the pull wire penetrates through the connecting cavity hole 110;
the anchor cable is arranged in a drill hole drilled on the surface of the side slope; the lattice is arranged on the surface of the side slope, the anchor rods 1 are uniformly arranged on the beams of the lattice, and the anchor cables are uniformly arranged at the intersection between the beams of the lattice;
as shown in fig. 5, the first reinforcing device 2 is used for connecting the anchor rods 1, a connecting cavity 21, a second connector 23 and two slot heads 25 are arranged on the first reinforcing device 2, threads 210 are arranged on the inner wall of the connecting cavity 21, the connecting cavity 21 is arranged at one end of the first reinforcing device 2, the second connector 23 is arranged at the other end of the first reinforcing device 2, the first reinforcing devices 2 are connected through the connecting cavity 21 and the second connector 23 by threads, the number of the slot heads 25 is two, and the two slot heads 25 are respectively arranged at the upper and lower positions of the two ends of the first reinforcing device 2;
the reinforcing ropes 3 are arranged on the slot heads 25 of the first reinforcing devices 2 in the upper and lower rows.
The first reinforcing device 2 is further provided with a clamping cavity 22 and a clamping head 24, the clamping cavity 22 is arranged inside the first reinforcing device 2, the clamping cavity 22 is located on the inner side of the connecting cavity 21, and the clamping head 24 is arranged on a second connector 23 of the first reinforcing device 2; as shown in fig. 6 and 7, the reinforcing nut 12 is provided with a sliding groove, the connecting rod 121 is provided with a sliding block, and the reinforcing nut 12 is movably connected with the connecting rod 121 through the sliding groove and the sliding block; the sliding groove 112, the sliding groove, the sliding block 131 and the sliding block are all in T-shaped structures.
A novel lattice-anchor rod-anchor cable composite slope reinforcing structure comprises the following steps:
s1, making areas needing reinforcement and treatment according to the specific environment conditions of the side slope, and creating drawings; constructing a lattice according to a drawing;
s2, drilling holes in the beam of the lattice, the beam intersection and the surface of a treatment area according to a drawing;
and S3, arranging the anchor rods 1 and the anchor cable in the drilled hole, and arranging the reinforcing ropes 3 between the anchor rods 1.
Wherein the reinforcing cords 3 adopt a cross-X-shaped structure.
Example 2: unlike embodiment 1, the reinforcing cords 3 have a single-hypotenuse in a cross-X configuration, as shown in fig. 9.
Example 3: unlike example 1, the reinforcing cords 3 have a triangular shape as shown in fig. 10.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (2)
1. A novel lattice-anchor rod-anchor cable composite slope reinforcing structure is characterized by mainly comprising a lattice, an anchor rod (1), an anchor cable, a first reinforcing device (2) and a reinforcing rope (3);
the anchor rod (1) comprises a rod body (11), a reinforcing nut (12), a second reinforcing device (13), an expansion anchor head (14), a first connecting head (15) and an expansion moving part (16), wherein the rod body (11) comprises a deep rod body and an exposed rod body, a connecting cavity hole (110) is arranged inside the deep rod body and the exposed rod body, the deep rod body is arranged in a drill hole drilled on the surface of a side slope, a thread (111) is arranged on the exposed rod body, the reinforcing nut (12) is in threaded connection with the exposed rod body, a connecting rod (121) is movably arranged on the reinforcing nut (12), a sliding groove (112) is arranged at the rear half section of the deep rod body, a sliding block (131) is arranged on the second reinforcing device (13), the second reinforcing device (13) is movably arranged on the deep rod body through the sliding block (131) and the sliding groove (112), and the second reinforcing device (13) is connected with the reinforcing nut (12, the first connecting head (15) is arranged at the rear end of the exposed rod body, a pull ring (151) is arranged on the first connecting head (15), the expansion moving part (16) is arranged at the front end of the deep rod body, the expansion anchor head (14) is arranged at the front half section of the deep rod body through the expansion moving part (16), the expansion anchor head (14) is connected with the pull ring (151) through a pull wire, and the pull wire penetrates through the connecting cavity hole (110);
the deep rod body and the anchor cable are arranged in a drill hole drilled on the surface of the side slope; the lattice is arranged on the surface of the side slope, the anchor rods (1) are uniformly arranged on the beams of the lattice, and the anchor cables are uniformly arranged at the intersection between the beams of the lattice;
the first reinforcing device (2) is used for connecting anchor rods (1), a connecting cavity (21), a second connector (23) and clamping groove heads (25) are arranged on the first reinforcing device (2), threads (210) are arranged on the inner wall of the connecting cavity (21), the connecting cavity (21) is arranged at one end of the first reinforcing device (2), the second connector (23) is arranged at the other end of the first reinforcing device (2), the first reinforcing device (2) is in threaded connection with the second connector (23) through the connecting cavity (21), the two clamping groove heads (25) are arranged at the upper position and the lower position of the two ends of the first reinforcing device (2) respectively;
the reinforcing ropes (3) are arranged on the clamping groove heads (25) of the first reinforcing devices (2) in the upper and lower rows;
the first reinforcing device (2) is further provided with a clamping cavity (22) and a clamping head (24), the clamping cavity (22) is arranged inside the first reinforcing device (2), the clamping cavity (22) is located on the inner side of the connecting cavity (21), and the clamping head (24) is arranged on a second connector (23) of the first reinforcing device (2);
the reinforcing ropes (3) are arranged on the two rows of first reinforcing devices (2) and can be in a single bevel edge shape, a triangular shape and a cross X shape;
a sliding groove is formed in the reinforcing nut (12), a sliding block is arranged on the connecting rod (121), and the reinforcing nut (12) is movably connected with the connecting rod (121) through the sliding groove and the sliding block;
the sliding groove (112), the sliding groove, the sliding block (131) and the sliding block are all of T-shaped structures.
2. The novel lattice-anchor rod-anchor cable composite slope reinforcement structure as claimed in claim 1, wherein the construction method comprises the following steps:
s1, making areas needing reinforcement and treatment according to the specific environment conditions of the side slope, and creating drawings; constructing a lattice according to a drawing;
s2, drilling holes in the beam of the lattice, the beam intersection and the surface of a treatment area according to a drawing;
s3, arranging the anchor rods (1) and the anchor cables in the drilled holes, and arranging the reinforcing ropes (3) between the anchor rods (1).
Priority Applications (1)
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CN201810929698.3A CN109024627B (en) | 2018-08-15 | 2018-08-15 | Novel lattice-anchor rod-anchor cable composite slope reinforcing structure and construction method |
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CN201810929698.3A CN109024627B (en) | 2018-08-15 | 2018-08-15 | Novel lattice-anchor rod-anchor cable composite slope reinforcing structure and construction method |
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CN109024627A CN109024627A (en) | 2018-12-18 |
CN109024627B true CN109024627B (en) | 2020-08-25 |
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CN201810929698.3A Expired - Fee Related CN109024627B (en) | 2018-08-15 | 2018-08-15 | Novel lattice-anchor rod-anchor cable composite slope reinforcing structure and construction method |
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Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002146796A (en) * | 2000-11-07 | 2002-05-22 | Free Kogyo Kk | Slope greening method using wood |
KR20130057577A (en) * | 2011-11-24 | 2013-06-03 | (주) 케이에스앵커 | Anchor type nail for removal |
CN107178100A (en) * | 2016-03-12 | 2017-09-19 | 温州设计集团有限公司 | A kind of soft soil foundation basement anti-floating system and its construction technology |
JP2017193880A (en) * | 2016-04-21 | 2017-10-26 | 株式会社中藏 | Earth anchor and fixation method of earth anchor |
CN106245644B (en) * | 2016-07-27 | 2018-12-18 | 屈荐映 | A kind of building municipal administration anchor pole |
CN106321127B (en) * | 2016-11-20 | 2019-06-28 | 中国平煤神马能源化工集团有限责任公司 | The anchor shaft anchor cable shell anchor head that rises |
CN206591532U (en) * | 2017-02-16 | 2017-10-27 | 中电建建筑集团有限公司 | A kind of anchor lattice beam bank protection |
CN108222030A (en) * | 2018-01-02 | 2018-06-29 | 深圳市勘察测绘院有限公司 | The lattice safeguard structure and construction method of a kind of not equidistant dregs side slope of transverse direction |
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