阅读说明：本技术 波纹钢筒墙组合式抗滑结构 (Combined anti-skid structure of corrugated steel cylinder wall ) 是由 赵建华 鲁楠 于 2021-09-10 设计创作，主要内容包括：本发明涉及一种波纹钢筒墙组合式抗滑结构,包括多组设于膨胀性岩土体滑动方向的波纹钢筒体,所述多组波纹钢筒体以一定的间距排列,它们靠近膨胀性岩土体的一面形成抗滑面,每组波纹钢筒体的下部埋设于滑床内,波纹钢筒体内填充回填物,在波纹钢筒体之间连接波纹钢板构成波纹钢挡土板。本发明的波纹钢筒墙组合式抗滑结构采用预制拼装技术,其波纹筒和波纹墙的组装拼接可预先在工厂进行,现场施工简单快捷、风险低、经济效益显著；本发明波纹钢筒墙组合式抗滑结构因波纹钢及其组合的力学性质,受力性能良好,大大提升了易滑坡段的抗滑能力和抗落石冲击的能力。(The invention relates to a combined anti-sliding structure of a corrugated steel cylinder wall, which comprises a plurality of groups of corrugated steel cylinders arranged in the sliding direction of an expansive rock-soil body, wherein the plurality of groups of corrugated steel cylinders are arranged at certain intervals, one surface of each group of corrugated steel cylinders close to the expansive rock-soil body forms an anti-sliding surface, the lower part of each group of corrugated steel cylinders is embedded in a sliding bed, backfill materials are filled in the corrugated steel cylinders, and corrugated steel plates are connected among the corrugated steel cylinders to form a corrugated steel retaining plate. The corrugated steel cylinder wall combined type anti-skid structure adopts a prefabricated splicing technology, the assembly and splicing of the corrugated cylinder and the corrugated wall can be carried out in a factory in advance, the site construction is simple and rapid, the risk is low, and the economic benefit is obvious; the combined type anti-sliding structure of the corrugated steel cylinder wall has good stress performance due to the mechanical properties of the corrugated steel and the combination of the anti-sliding structure of the combination of the corrugated steel and the combination of the anti sliding steel and the combination of the anti sliding steel and the anti sliding performance of the combination of the easy sliding steel and the easy sliding slope section of the easy sliding.)

1. The combined anti-sliding structure of the corrugated steel cylinder wall is characterized by comprising a plurality of groups of corrugated steel cylinders arranged in the sliding direction of the expansive rock-soil body, wherein the plurality of groups of corrugated steel cylinders are arranged at certain intervals, one surface of each group of corrugated steel cylinders close to the expansive rock-soil body forms an anti-sliding surface, the lower part of each group of corrugated steel cylinders is embedded in a sliding bed, and backfill is filled in the corrugated steel cylinders.

2. The combined anti-slip structure of the corrugated steel cylinder wall as claimed in claim 1, wherein a plurality of corrugated steel plates are connected between the plurality of groups of corrugated steel cylinders, the lower parts of the corrugated steel plates are embedded in the sliding bed, the upper ends of the corrugated steel plates are not lower than the corrugated steel cylinders, and the plurality of corrugated steel plates are sequentially connected to form the corrugated steel retaining plate.

3. The combined sliding-resistant structure of the corrugated steel cylinder wall as claimed in claim 2, wherein a plurality of anchor rods are arranged on one side of the corrugated steel retaining plate close to the expansive rock-soil mass, and the anchor rods are obliquely anchored in the sliding bed.

4. The combined skid-resistant structure of claim 3, wherein the backfill filled in the corrugated steel cylinder is reinforced concrete.

5. The corrugated steel cylinder wall combined type skid-resistant structure according to claim 3, wherein the backfill filled in the corrugated steel cylinder body is expansive rock-soil mass or earthwork of a sliding bed.

6. The combined antiskid structure of the corrugated steel cylinder wall as claimed in claim 4 or 5, wherein the tail of the anchor rod is provided with a plurality of inverted claw structures.

7. The combined antiskid structure of the corrugated steel cylinder wall as claimed in claim 6, wherein the corrugated steel soil retaining plate is provided with a plurality of sets of horizontal reinforcing ribs on the surface facing away from the expansive rock-soil mass.

8. The combined antiskid structure of the corrugated steel cylinder wall as claimed in claim 7, wherein the corrugated steel cylinder comprises a plurality of groups of corrugated steel rings connected in sequence, and the corrugated steel rings are welded, bolted or flanged; the corrugated steel ring is formed by butting the arc striking and the arc striking of the corrugated steel plate.

9. The combined sliding resistant structure of corrugated steel cylinder wall as claimed in claim 8, wherein the corrugated steel plates are stacked via wave crests and wave troughs and then bolted, welded or flanged to form a corrugated steel retaining plate.

10. The combined sliding-resistant structure of the corrugated steel cylinder wall as claimed in claim 9, wherein the corrugated steel retaining plate and the corrugated steel cylinder are connected by bolts or welded.

Technical Field

The invention relates to the field of landslide prevention and control, in particular to a combined anti-skidding structure of a corrugated steel cylinder wall.

Background

The landslide refers to the action and phenomenon that a certain part of rock and soil on a mountain slope generates shearing displacement along a certain weak structural plane (belt) under the action of gravity (including the gravity of the rock and soil and the dynamic and static pressure of underground water) and integrally moves to the lower part of the slope. Commonly known as 'mountain walking', 'mountain collapse', 'ground slip', 'earth slip', etc. Is one of common geological disasters.

In areas with many mountainous areas, various landslide disasters such as collapse, cracking, barricade dislocation and the like are easy to occur after railways or highways are built, and in landslide control engineering, the common landslide treatment technologies such as anti-slide piles and prestressed anchor cables in China have self limitations. They have the disadvantages of large construction difficulty, long construction period, poor anti-skid capability and the like.

Disclosure of Invention

The invention aims to solve the technical problem of providing a corrugated steel cylinder wall combined type anti-sliding structure to overcome the defects of high difficulty in anti-slide pile application and prestressed anchorage rigging, poor anti-sliding capability and the like in landslide control engineering in the prior art.

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the combined anti-sliding structure of the corrugated steel cylinder wall comprises a plurality of groups of corrugated steel cylinders arranged in the sliding direction of the expansive rock-soil body, the groups of corrugated steel cylinders are arranged at certain intervals, one surface of each group of corrugated steel cylinders, which is close to the expansive rock-soil body, forms an anti-sliding surface, the lower part of each group of corrugated steel cylinders is embedded in a sliding bed, and backfill materials are filled in the corrugated steel cylinders.

Furthermore, a plurality of corrugated steel plates are connected among the plurality of groups of corrugated steel cylinders, the lower parts of the corrugated steel plates are embedded in the sliding bed, the upper ends of the corrugated steel plates are not lower than the corrugated steel cylinders, and the plurality of corrugated steel plates are sequentially connected to form the corrugated steel retaining plate.

Furthermore, one side of the corrugated steel soil baffle, which faces away from the expansive rock-soil body, is provided with a plurality of anchor rods, and the anchor rods are obliquely anchored in the sliding bed.

Furthermore, the backfill filled in the corrugated steel cylinder is reinforced concrete.

Furthermore, backfill filled in the corrugated steel cylinder is the earthwork of the expansive rock-soil mass or the sliding bed.

Furthermore, the tail of the anchor rod is provided with a plurality of inverted claw structures.

Furthermore, one surface of the corrugated steel retaining plate, which is close to the expansive rock-soil mass, is provided with a plurality of groups of reinforcing ribs in the horizontal direction.

Furthermore, the corrugated steel cylinder comprises a plurality of groups of corrugated steel rings which are sequentially connected, and the corrugated steel rings are welded, bolted or connected through flanges; the corrugated steel ring is formed by butting the arc striking and the arc striking of the corrugated steel plate.

Furthermore, the corrugated steel plates are stacked through wave crests and wave troughs and then bolted, welded or connected through flanges to form the corrugated steel retaining plate.

Further, the corrugated steel retaining plate and the corrugated steel cylinder are connected through bolts or welded.

Compared with the prior art, the invention has the beneficial effects that:

the corrugated steel cylinder wall combined type anti-skid structure adopts a prefabricated splicing technology, the assembly and splicing of the corrugated cylinder and the corrugated wall can be carried out in a factory in advance, the site construction is simple and rapid, the risk is low, and the economic benefit is obvious; the combined type anti-sliding structure of the corrugated steel cylinder wall has good stress performance due to the mechanical properties of the corrugated steel and the combination of the anti-sliding structure of the combination of the corrugated steel and the combination of the anti sliding steel and the combination of the anti sliding steel and the anti sliding performance of the combination of the easy sliding steel and the easy sliding slope section of the easy sliding.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 2 of the present invention;

FIG. 2 is a top view of embodiment 2 of the present invention;

FIG. 3 is a schematic view showing the structure of a deck plate according to the present invention.

In the figure, 1-expansive rock-soil mass, 2-sliding bed, 3-corrugated steel cylinder, 4-backfill, 5-corrugated steel plate, 6-corrugated steel retaining plate, 7-anchor rod and 8-inverted claw.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances.

Example 1:

the combined anti-sliding structure of the corrugated steel cylinder wall comprises a plurality of groups of corrugated steel cylinders which are arranged in the expansion rock-soil body and are vertical to the sliding direction, the plurality of groups of corrugated steel cylinders are linearly arranged at certain intervals, in other embodiments, the corrugated steel cylinders can be arranged according to the shape curve of the anti-sliding surface or the zigzag shape, in a word, one surface of each group of corrugated steel cylinders close to the expansion rock-soil body forms the anti-sliding surface, the lower part of each group of corrugated steel cylinders is embedded in a sliding bed, in the embodiment, the depth of the embedded corrugated steel cylinders is greater than the height of the exposed corrugated steel cylinders, so that a better anti-sliding effect is achieved, and backfill filled in the corrugated steel cylinders is the earthwork of the expansion rock-soil body or the sliding bed excavated in situ.

The corrugated steel cylinder comprises a plurality of groups of corrugated steel rings which are connected in sequence, in the embodiment, the diameter of each corrugated steel ring is 2m, and the corrugated steel rings are connected into a cylinder in a welding mode; the single corrugated steel ring is formed by butting the arc striking and the arc striking of the corrugated steel plate.

The wall thickness interval of the corrugated steel plate is 2.5 mm-12 mm, the wave distance and wave height type comprises 380mm 140mm, 150mm 50mm, 200mm 55mm, 230mm 64mm, 300mm 110mm or 400mm 150mm, and the steel plate material comprises Q345, Q235 or Q355; in this embodiment, the preferred wave pitch wall thickness is 380mm 140mm 10 mm.

Example 2:

referring to fig. 1 and 2, the combined anti-slip structure of the corrugated steel cylinder wall comprises a plurality of groups of corrugated steel cylinder bodies 3 which are arranged in the sliding direction of the expansive rock-soil body 1 and are inclined at a small angle, the inclined direction of the corrugated steel cylinder bodies 3 is the direction that the upper ends of the corrugated steel cylinder bodies are close to the expansive rock-soil body 1, the plurality of groups of corrugated steel cylinder bodies 3 are arranged according to the shape curve shape or the zigzag shape of the anti-slip surface, in short, one surface of the corrugated steel cylinder bodies 3 close to the expansive rock-soil body 1 forms the anti-slip surface, the lower part of each group of corrugated steel cylinder bodies 3 is embedded in the slip bed 2, in this embodiment, the depth of the corrugated steel cylinder 3 embedded into the slide bed 2 is greater than the height of the corrugated steel cylinder 3 exposed from the ground, so as to achieve better and more stable anti-sliding effect, the backfill 4 filled in the corrugated steel cylinder 3 is reinforced concrete comprising a steel bar mesh woven earlier and cement mortar filled later, and forms a pile structure with extremely high strength together with the corrugated steel cylinder 4.

A plurality of corrugated steel plates 5 are connected among the plurality of groups of corrugated steel cylinders 4, and the corrugated steel plates 5 are connected with the corrugated steel cylinders 3 in a bolt connection or welding manner; the lower part of the corrugated steel plate 5 is embedded in the sliding bed 2, the upper end of the corrugated steel plate 5 is not lower than the upper edge of the corrugated steel cylinder 3, and a plurality of corrugated steel plates 5 are sequentially connected to form a corrugated steel retaining plate 6; the corrugated steel plates 5 are connected by bolts, flanges or welded into sheets after being overlapped through wave crests and wave troughs.

In the one side of the native 1 of expanding nature of ripple steel fender soil board 6 dorsad, set up a plurality of slopes decurrent stock 7 in the space between the adjacent ripple steel barrel 3, the stock 7 anchor is in slide bed 2, and it plays the effect of supporting ripple steel fender soil board 6, if the anchor operation after digging, can set up a plurality of 8 structures of falling the claw at the afterbody of stock to increase anchoring strength.

In this embodiment, the corrugated steel retaining plate 6 is close to the one side of the expansive rock-soil body 1 and is provided with a plurality of groups of reinforcing ribs in the horizontal direction, the reinforcing ribs are of channel steel structures, the reinforcing ribs are bolted to the plurality of groups of corrugated steel plates 5 through bolts, and the reinforcing ribs strengthen the integrity and the strength of the corrugated steel retaining plate 6.

The corrugated steel cylinder 3 comprises a plurality of groups of corrugated steel rings which are connected in sequence, in the embodiment, the diameter of each corrugated steel ring is 1.5m, and the corrugated steel rings are connected into a cylinder in a mode of bolting flanges at the ends of the corrugated steel rings; the single corrugated steel ring is formed by arc welding and butt joint after the arcing of the corrugated steel plates 5.

The wall thickness interval of the corrugated steel plate 5 is 2.5 mm-12 mm, the wave distance and wave height type comprises 380mm 140mm, 150mm 50mm, 200mm 55mm, 230mm 64mm, 300mm 110mm or 400mm 150mm, and the steel plate material comprises Q345, Q235 or Q355; in this embodiment, the pitch-wave height-wave thickness is 380mm 140mm 12mm, and the material is Q355.

According to the combined anti-sliding structure of the corrugated steel cylinder wall, the corrugated cylinder and the corrugated wall can be assembled and spliced in a factory in advance in a unitized mode, and then components are assembled in a modularized mode on a construction site, so that the time is greatly saved. Meanwhile, the combined anti-skid structure of the corrugated steel cylinder wall has strong mechanical property and strong anti-skid capability.

It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.