CN211285593U

CN211285593U - Cable hoisting system ground anchor structure is buckled to draw to one side

Info

Publication number: CN211285593U
Application number: CN201922213761.6U
Authority: CN
Inventors: 秦大燕; 罗小斌; 江鑫泰; 徐航; 王彬鹏; 陈召桃; 罗宗杰; 黄献
Original assignee: Guangxi Road and Bridge Engineering Group Co Ltd
Current assignee: Guangxi Road and Bridge Engineering Group Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-18
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a draw to one side and detain cable hoist and mount system earth anchor structure, including weighing down and locating down the last ballast at ballast top, go up ballast including the ballast layer that the vertical superpose of a plurality of is in the same place, every ballast layer is including locating ballast layer all around enclose the fender and fill the soil body in enclosing the fender, enclose to keep off and pile up behind the soil for ecological bag and form, still be equipped with geogrid at every ballast layer edge, geogrid is from ballast layer lower surface parcel and enclose to keep off the back and turn over a book in ballast layer upper surface. This earth anchor structure adopts the ballast weight on the soil body, and is the same with traditional concrete ballast weight effect to the earthwork of foundation ditch excavation is recycled and is replaced the concrete and carry out the ballast weight, has practiced thrift a large amount of materials, and construction cost is low, and reducible later stage earth anchor demolishs work load and to the influence of surrounding environment.

Description

Cable hoisting system ground anchor structure is buckled to draw to one side

Technical Field

The utility model relates to a cable hoist and mount construction field, concretely relates to draw to one side and detain hanging cable hoist and mount system ground anchor structure.

Background

In a cable-stayed buckling and hanging cable hoisting system, a large underground anchoring structure (called a ground anchor for short) needs to be built for fixing a bearing cable, a hoisting rope and a traction rope in the cable hoisting system, steering and fixing the hoisting rope and the traction rope, buckling cables in the installation process of a cable wind cable and an arch rib and the like. The ground anchor structure is in a gravity type, a pile anchor type, an anchor cable type and the like, and the common ground anchor structure is in a gravity type. The gravity type ground anchor comprises a lower ballast weight and an upper ballast weight, wherein the lower ballast weight is positioned below the ground and mainly adopts a reinforced concrete or plain concrete structure, and the upper ballast weight is positioned above the lower ballast weight and mainly adopts a plain concrete or grouted rubble structure.

Because the upper pressure weight mainly applies pressure to the lower pressure weight, the upper pressure weight is large in self weight and is usually formed by pouring C15 concrete, the concrete volume is large, the construction cost is high, the ground anchor serving as a temporary structure needs to be broken after the construction of the cable hoisting system is completed, the upper pressure weight of the concrete can cause large workload of the ground anchor dismantling, and certain influence can be caused on the surrounding environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at: to the problem that among the prior art the earth anchor adopts the concrete to go up the ballast weight, concreting is square for a lot of, and construction cost is high, and the later stage is not convenient for demolish, provide one kind and draw to hang cable hoist system earth anchor structure to one side, this earth anchor structure adopts the soil body to go up the ballast weight, and construction cost is low, and accomplishes the back at cable hoist system construction, demolish the work load little, also do not influence the surrounding environment.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a draw knot cable hoist and mount system earth anchor structure to one side, includes the ballast and locates the last ballast at ballast top down, go up the ballast and include the ballast layer that the vertical superpose of a plurality of is in the same place, every ballast layer is including locating ballast layer soil body that all around encloses the fender and fill in enclosing the fender, enclose to keep off and form for piling up behind the ecological soil in bags, still be equipped with geogrid at every ballast layer edge, geogrid turns over a book in ballast layer upper surface after enclosing the fender from ballast layer lower surface parcel.

The utility model forms the enclosure after the ecological bagged soil is stacked, fills the soil body in the enclosure to form the ballast layer, arranges the geogrid at the edge of each ballast layer, and the geogrid is folded on the upper surface of the ballast layer after wrapping the enclosure from the lower surface of the ballast layer, so that the edge of the ballast layer is stable, and vertically superposes a plurality of ballast layers on the top of the lower ballast layer to form the upper ballast of the anchor; this earth anchor structure adopts the ballast weight on the soil body, and is the same with traditional concrete ballast weight effect to the earthwork of foundation ditch excavation is recycled and is replaced the concrete and carry out the ballast weight, has practiced thrift a large amount of materials, and construction cost is low, and reducible later stage earth anchor demolishs work load and to the influence of surrounding environment.

As the preferred scheme of the utility model, the top of going up the ballast is equipped with the waterproof layer. The waterproof layer is arranged at the top of the upper ballast, so that the influence of rainwater on the upper ballast of the soil body can be avoided.

As the preferred scheme of the utility model, the waterproof layer is the tarpaulin of laying in the top of the weight of going up. And the waterproof cloth is used as a waterproof layer at the top of the upper ballast, so that the cost is low and the construction is convenient.

As the preferred scheme of the utility model, the ballast layer shrinks gradually to the center from bottom to top. By enabling the ballast layers to gradually shrink towards the center from bottom to top, the size of each layer is slightly reduced, inward convergence is formed around the upper ballast, and the stability of the whole upper ballast is further ensured.

As the utility model discloses a preferred scheme, it is equipped with the bottom plate to push down to heavily, and the interval is equipped with a plurality of floor side by side on the bottom plate.

As the preferred scheme of the utility model, still be equipped with the anchor roof beam on the ballast, the setting of anchor roof beam perpendicular to floor.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the method comprises the steps that ecological bagged soil is piled up to form a fence, soil bodies are filled in the fence to form a ballast layer, geogrids are arranged at the edge of each ballast layer, the geogrids wrap the fence from the lower surface of the ballast layer and then are turned over to the upper surface of the ballast layer, so that the edge of the ballast layer is stable, and a plurality of ballast layers are vertically superposed on the top of a lower ballast layer to form an upper ballast of an earth anchor; the earth anchor structure adopts the upper ballast weight of the soil body, has the same action as the upper ballast weight of the traditional concrete, replaces the concrete with the reuse of earthwork excavated by the foundation pit for ballast weight, saves a large amount of materials, has low construction cost, and can reduce the later-stage earth anchor dismantling workload and the influence on the surrounding environment;

2. the waterproof layer is arranged at the top of the upper ballast, so that the influence of rainwater on the upper ballast of the soil body can be avoided;

3. by enabling the ballast layers to gradually shrink towards the center from bottom to top, the size of each layer is slightly reduced, inward convergence is formed around the upper ballast, and the stability of the whole upper ballast is further ensured.

Drawings

Fig. 1 is the utility model provides a draw to one side and detain ground anchor structure elevation view of hanging cable hoist and mount system.

Fig. 2 is the utility model provides a draw to one side and detain ground anchor structure left side view of hanging cable hoist and mount system.

Fig. 3 is the utility model provides a draw to one side and detain ground anchor structure plan view of hanging cable hoist and mount system.

Fig. 4 is a partial view of the ballast layer of the present invention.

The labels in the figure are: 1-upper ballast weight, 11-geogrid, 12-enclosure, 121-ecological bag, 13-soil body, 14-waterproof cloth, 2-ribbed plate, 3-anchoring beam, 4-lower ballast weight and 5-bottom plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Examples

The embodiment provides a ground anchor structure of a cable-stayed buckling and hanging cable hoisting system;

as shown in fig. 1-4, the ground anchor structure of the cable-stayed buckling and hanging hoisting system in the embodiment includes a lower ballast 4 and an upper ballast 1 disposed on the top of the lower ballast 4, where the upper ballast 1 includes a plurality of ballast layers vertically stacked together, each ballast layer includes a surrounding barrier 12 disposed around the ballast layer and a soil body 13 filled in the surrounding barrier 12, the surrounding barrier 12 is formed by stacking ecological bags 121 after filling soil, a geogrid 11 is further disposed on the edge of each ballast layer, and the geogrid 11 is folded on the upper surface of the ballast layer after wrapping the surrounding barrier 12 from the lower surface of the ballast layer.

In this embodiment, a waterproof layer is disposed on the top of the upper ballast weight 1. The waterproof layer is arranged at the top of the upper ballast, so that the influence of rainwater on the upper ballast of the soil body can be avoided. The waterproof layer is a waterproof cloth 14 laid on the top of the upper ballast weight 1. And the waterproof cloth is used as a waterproof layer at the top of the upper ballast, so that the cost is low and the construction is convenient.

In this embodiment, the weight layer gradually shrinks from bottom to top toward the center. By enabling the ballast layers to gradually shrink towards the center from bottom to top, the size of each layer is slightly reduced, inward convergence is formed around the upper ballast, and the stability of the whole upper ballast is further ensured. Each weight layer is 60cm in height, the weight layers gradually shrink from bottom to top towards the center, the whole upper weight is enabled to inwards incline around, the inclination angle is 85 degrees (the included angle of the four side surfaces of the upper weight relative to the top surface of the lower weight), and the upper weight is 6m in height.

In this embodiment, the bottom plate 5 is disposed on the lower weight 4, and a plurality of rib plates 2 are disposed on the bottom plate 5 at intervals side by side. The height of the lower press weight from the bottom surface of the bottom plate to the top surface of the lower press weight is 6 m. The lower ballast 4 is also provided with an anchoring beam 3, and the anchoring beam 3 is perpendicular to the rib plate 2.

Specifically, this draw to one side and detain cable hoist and mount system earth anchor structure can be according to following construction:

A. laying the geogrid 11;

B. after the ecological bag 121 is filled with soil, an annular enclosure 12 is built in the inner side area of the geogrid 11, and soil bodies 13 are filled in the enclosure 12 and then leveled and compacted to form a weight bearing layer;

C. turning the geogrid 11 positioned outside the enclosure 12 over the upper surface of the ballast layer;

D. repeating the steps A-C until the weight is pressed up to 1 and the top is sealed.

According to the method, the geogrid is laid firstly, the ecological bagged soil is laid in the inner side area of the geogrid to form the annular enclosure, the soil body is filled in the enclosure and then is leveled and compacted to form the ballast layer, the geogrid located on the outer side of the enclosure is turned over on the upper surface of the ballast layer, and the plurality of ballast layers are vertically overlapped on the top of the lower ballast layer to form the upper ballast of the ground anchor through repeated construction.

In the embodiment, the method further comprises a step E of paving the waterproof cloth 14 on the top of the upper ballast weight 1, so that the influence of rainwater on the upper ballast weight of the soil body can be avoided.

In this embodiment, the geogrid 11 is laid for the first time on the top surface of the lower ballast 4 after the construction is completed, and the geogrid 11 is laid for the subsequent time on the upper surface of the completed ballast layer. It should be noted that the anchor hold-down weight 4 is located below the ground, and is mainly a reinforced concrete or plain concrete structure, and the construction process of the hold-down weight 4 is conventional and will not be described herein again.

In this embodiment, the height of the weight layer is 60cm, and gradually shrinks from bottom to top toward the center, so that the whole upper weight is inclined inward all around, the inclination angle is 85 ° (the included angle between the four side surfaces of the upper weight and the top surface of the lower weight), and the upper weight is 6 m. By controlling the height of each layer and gradually shrinking from bottom to top to the center, the periphery of the upper ballast weight is inwards converged, and the stability of the whole upper ballast weight is further ensured.

In this embodiment, the width of the geogrid 11 on the upper surface and the lower surface of the ballast layer, which exceeds the inner side of the enclosing barrier, is at least 2m, that is, the edge pressing width of the soil body in the enclosing barrier to the geogrid is avoided, so that the geogrid is prevented from sliding, and the stability of the upper ballast layer around is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a draw to one side and detain cable hoist and mount system earth anchor structure, includes ballast and locates the last ballast at ballast top down, its characterized in that, go up the ballast and include the ballast layer that the vertical superpose of a plurality of is in the same place, every ballast layer is including locating ballast layer soil body that all around encloses the fender and fill in enclosing the fender, enclose to keep off and pile up behind the soil for ecological bagged soil and form, still be equipped with geogrid at every ballast layer edge, geogrid turns over a book in ballast layer upper surface after enclosing the fender from ballast layer lower surface parcel.

2. The ground anchor structure of a cable-stayed buckled and hung cable hoisting system according to claim 1, wherein a waterproof layer is arranged at the top of the upper ballast weight.

3. The ground anchor structure of a cable-stayed buckled and hung cable hoisting system according to claim 2, wherein the waterproof layer is waterproof cloth laid on the top of the upper ballast weight.

4. A cable-stayed cable-buckled and hung hoisting system ground anchor structure as claimed in any one of claims 1 to 3, wherein the weight layer is gradually contracted from bottom to top towards the center.

5. A cable-stayed cable-buckled and hung hoisting system ground anchor structure as claimed in any one of claims 1 to 3, wherein the lower ballast weight is provided with a bottom plate, and a plurality of rib plates are arranged on the bottom plate side by side at intervals.

6. The ground anchor structure of a cable-stayed buckled and hung cable hoisting system according to claim 5, wherein an anchoring beam is further arranged on the lower ballast weight and is perpendicular to the rib plate.