CN215051682U - Light soil-spliced wide embankment with retaining wall - Google Patents

Abstract

The utility model relates to a wide embankment is pieced together to barricade light soil, pack district, slant T type post, rag bolt, prefabricated baffle, anchor rope connection support, bearing floorbar, outlet, bearing pile, counterfort, anchor rope hole, pretension anchor rope, angle steel, horizontal bar planting, vertical bar planting, baffle card angle, geotechnological cloth, metalling, resistance to plucking floorbar, resistance to plucking stake, splice bar and angle type breach including light soil, the resistance to plucking floorbar bottom is equipped with the resistance to plucking stake, and the resistance to plucking floorbar setting is in the barricade basis outside, and the resistance to plucking floorbar is through setting up splice bar interconnect with the barricade basis, bearing floorbar bottom is equipped with the bearing pile, and the bearing floorbar setting is in the resistance to plucking floorbar outside, be equipped with the metalling between bearing floorbar and the resistance to plucking floorbar. The utility model has the advantages that: the cast-in-place pile foundation retaining structure has the advantages of reasonable structure, convenient construction, good integral bearing capacity and reduced settlement; meanwhile, the prefabricated baffle is adopted for installation, so that the construction efficiency is improved, the construction period is shortened, and the technical and economic benefits are obvious.

Description

Light soil-spliced wide embankment with retaining wall

Technical Field

The utility model relates to a road engineering construction technical field, in particular to wide embankment is pieced together to barricade light soil.

Background

With the rapid development of social economy in China and the rapid increase of traffic flow, the original road can not meet the passing requirement of the existing vehicles gradually, and upgrading and modifying of the road are imperative. The natural conditions and the geological conditions of the sections of different roads are different, so that the types of reconstruction and widening construction technologies are different, and the targeted application of the construction technology is beneficial to optimizing the reconstruction and widening effect of the roads and fully exerting the value of the roads in the social development. The method is a feasible technical means for rapidly solving various influence factors of complicated road reconstruction and expansion by properly applying the foamed light soil as the wide embankment, and has wide prospects in road reconstruction and expansion.

The situations that the old roadbed is insufficient in width and difficult to widen and land is difficult to overcome, a plurality of peripheral pipelines are difficult to migrate, peripheral buildings are complex, small and large machines in construction roads are difficult to enter and exit and the like are frequently encountered in road reconstruction and expansion. The traditional design and treatment method adopts a grouted or concrete retaining wall combined earthwork filling roadbed or a natural slope earthwork roadbed, the land is large, large-sized machines are more, the mechanical materials are difficult to enter and exit, and the settlement of the new roadbed and the old roadbed is uneven.

Therefore, it is important to find a light earth wide embankment with a good overall bearing capacity and a small amount of land.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough among the prior art, provide a wide embankment is pieced together to barricade light soil.

The retaining wall light soil wide embankment comprises a light soil filling area, an oblique T-shaped column, foundation bolts, prefabricated baffles, an anchor cable connecting support, a bearing bottom beam, a water outlet hole, bearing piles, buttresses, anchor cable holes, pre-tensioned anchor cables, angle steel, horizontal embedded bars, vertical embedded bars, baffle clamping angles, geotextiles, a gravel layer, an anti-pulling bottom beam, anti-pulling piles, connecting bars and angle-shaped notches, wherein the anti-pulling bottom beam is provided with the anti-pulling piles at the bottom, the anti-pulling bottom beam is arranged on the outer side of a retaining wall foundation, the anti-pulling bottom beam is connected with the retaining wall foundation through the connecting bars, the bearing piles are arranged at the bottom of the bearing bottom beam, the bearing bottom beam is arranged on the outer side of the anti-pulling bottom beam, the gravel layer is arranged between the bearing bottom beam and the anti-pulling bottom beam, the oblique T-shaped column is arranged on the outer side of the bearing bottom beam, the baffle clamping angles are provided with the foundation bolts, the prefabricated baffles are arranged on the baffle clamping angles, prefabricated baffle passes through rag bolt and slant T type post is fixed, be equipped with the counterfort between slant T type post and the resistance to plucking floorbar, the counterfort middle part is equipped with angle type breach and anchor rope hole, angle type breach is equipped with the angle steel, prefabricated baffle center is equipped with anchor rope connection support, and anchor rope is downthehole to be equipped with prestretches the anchor rope, prestretch anchor rope one end connection anchor rope connection support, other end connection angle steel, the level bar planting sets up in the existing barricade outside, vertical bar planting sets up at existing barricade top, geotechnological cloth sets up on metalling and resistance to plucking the floorbar, the outlet sets up in bearing floorbar lower part, light soil filling area sets up in geotechnological cloth top.

Preferably, the method comprises the following steps: the top of the existing retaining wall is a part of the removable retaining wall.

Preferably, the method comprises the following steps: and foundation bolt holes are formed in the two sides of the prefabricated baffle corresponding to the foundation bolts.

Preferably, the method comprises the following steps: the back of the prefabricated baffle is provided with crossed oblique reinforcing ribs, and the upper parts of the oblique reinforcing ribs are provided with hoisting holes.

Preferably, the method comprises the following steps: the new leveling layer is arranged above the light soil filling area, and the new pavement structure layer is arranged above the new leveling layer.

The utility model has the advantages that:

1. compared with the prior art, the cast-in-place pile foundation retaining structure has reasonable structure, good integral bearing capacity and reduced settlement; meanwhile, the prefabricated baffle is adopted for installation, so that the construction efficiency is improved, the construction period is shortened, and the technical and economic benefits are obvious.

2. The utility model discloses well adoption prefabricated baffle, slant T type post and counterfort make piece together wide embankment and be the trapezoidal structure of falling, compare with traditional positive trapezoidal embankment, need not put the slope and fill, greatly reduced area, and fill the engineering volume for a short time.

3. The utility model discloses in the anchor rope that prestretches that sets up, effectively overcome and offset the partial soil pressure that the light soil backfilled, reduce the moment of flexure and the amount of deflection of prefabricated baffle.

4. The utility model discloses in set up bar planting and splice bar, strengthen the wholeness of light soil piece-together width embankment and former embankment greatly, eliminate the inhomogeneous settlement of new and old embankment.

Drawings

FIG. 1 is a schematic structural view of a retaining wall light soil wide embankment;

FIG. 2 is a schematic view of a prefabricated baffle;

FIG. 3 is a schematic view of a pile foundation retaining structure;

FIG. 4 is a schematic view of the installation of a prefabricated baffle;

FIG. 5 is a plan view of the connection of a prefabricated baffle to an angled T-post;

FIG. 6 is a schematic illustration of a light soil fill;

fig. 7 is a schematic view of the completion of a wide embankment made of light earth for retaining walls.

Description of reference numerals: 1-new pavement structure layer; 2-new leveling layer; 3-light soil filling area; 4-original pavement structure layer; 5-original leveling layer; 6-original embankment; 7-oblique T-shaped column; 8-foundation bolt; 9-prefabricated baffles; 10-anchor cable connecting support; 11-load-bearing bottom beam; 12-a weep hole; 13-load-bearing pile; 14-buttress; 15-anchor cable hole; pre-tensioning the anchor cable 16; 17-angle steel; 18-horizontal bar planting; 19-partially demolishing the retaining wall; 20-vertical bar planting; 21-existing retaining wall; 22-baffle corner clip; 23-geotextile; 24-a crushed stone layer; 25-anti-pulling bottom beam; 26-uplift pile; 27-connecting ribs; 28-retaining wall foundation; 29-hoisting hole; 30-oblique reinforcing rib; 31-angle notch; 32-anchor bolt hole.

Detailed Description

The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

As an embodiment, the retaining wall light soil widening embankment comprises a new road surface structure layer 1, a new leveling layer 2, a light soil filling area 3, an inclined T-shaped column 7, foundation bolts 8, prefabricated baffles 9, anchor cable connecting supports 10, a bearing bottom beam 11, a drain hole 12, a bearing pile 13, buttresses 14, anchor cable holes 15, pre-tensioned anchor cables 16, angle steel 17, horizontal embedded bars 18, vertical embedded bars 20, baffle corner clips 22, geotextile 23, a gravel layer 24, an anti-pulling bottom beam 25, an anti-pulling pile 26, a connecting bar 27 and an angle-shaped notch 31, wherein the anti-pulling bottom beam 25 is provided with the anti-pulling pile 26 at the bottom, the anti-pulling bottom beam 25 is arranged outside a retaining wall foundation 28, the anti-pulling bottom beam 25 and the retaining wall foundation 28 are connected with each other through the connecting bar 27, the bearing pile 13 is arranged at the bottom of the bearing bottom beam 11, the bearing bottom beam 11 is arranged outside the anti-pulling bottom beam 25, the gravel layer 24 is arranged between the bearing bottom beam 11 and the anti-pulling bottom beam 25, the bearing bottom beam 11 is provided with an oblique T-shaped column 7 on the outer side above the bearing bottom beam 11, a baffle clamping angle 22 is arranged on the inner side of the bearing bottom beam 11, the oblique T-shaped column 7 is provided with a foundation bolt 8, a prefabricated baffle 9 is arranged on the baffle clamping angle 22, the prefabricated baffle 9 is fixed with the oblique T-shaped column 7 through the foundation bolt 8, a buttress 14 is arranged between the oblique T-shaped column 7 and the anti-pulling bottom beam 25, an angle-shaped notch 31 and an anchor cable hole 15 are arranged in the middle of the buttress 14, the angle-shaped notch 31 is provided with an angle steel 17, an anchor cable connecting support 10 is arranged at the center of the prefabricated baffle 9, a pre-pulling anchor cable 16 is arranged in the anchor cable hole 15, one end of the pre-pulling anchor cable 16 is connected with the anchor cable connecting support 10 and the other end of the anchor cable connecting angle steel 17, a horizontal planting bar 18 is arranged on the outer side of an existing retaining wall 21, a vertical planting bar 20 is arranged on the top of the existing retaining wall 21, a geotextile 23 is arranged on a crushed stone layer 24 and the anti-pulling bottom beam 25, the drainage holes 12 are formed in the lower portion of the bearing bottom beam 11, the light soil filling area 3 is arranged above the geotextile 23, the new leveling layer 2 is arranged above the light soil filling area 3, and the new pavement structure layer 1 is arranged above the new leveling layer 2. The original embankment 6, the original leveling layer 5 and the original pavement structure layer 4 are sequentially arranged on the inner side above the existing retaining wall 21.

The top of the existing retaining wall 21 is a partially dismantled retaining wall 19.

And foundation bolt holes 32 are formed in the two sides of the prefabricated baffle 9 corresponding to the foundation bolts 8.

The back of the prefabricated baffle 9 is provided with crossed oblique reinforcing ribs 30, and the upper parts of the oblique reinforcing ribs 30 are provided with hoisting holes 29.

The new leveling layer 2 is arranged above the light soil filling area 3, and the new pavement structure layer 1 is arranged above the new leveling layer 2.

Claims (5)

1. The utility model provides a wide embankment is pieced together to barricade light soil which characterized in that: comprises a light soil filling area (3), an oblique T-shaped column (7), foundation bolts (8), a prefabricated baffle (9), an anchor cable connecting support (10), a bearing bottom beam (11), a water drainage hole (12), a bearing pile (13), a buttress (14), an anchor cable hole (15), a pre-tensioned anchor cable (16), angle steel (17), a horizontal embedded bar (18), a vertical embedded bar (20), a baffle corner clip (22), geotextile (23), a gravel layer (24), an anti-pulling bottom beam (25), an anti-pulling pile (26), a connecting bar (27) and an angle-shaped notch (31), wherein the anti-pulling bottom beam (25) is provided with the anti-pulling pile (26), the anti-pulling bottom beam (25) is arranged on the outer side of a retaining wall foundation (28), the anti-pulling bottom beam (25) is mutually connected with the retaining wall foundation (28) through the connecting bar (27), the bearing bottom of the bearing bottom beam (11) is provided with the bearing pile (13), and the bearing bottom beam (11) is arranged on the outer side of the anti-pulling bottom beam (25), a gravel layer (24) is arranged between the bearing bottom beam (11) and the anti-pulling bottom beam (25), an inclined T-shaped column (7) is arranged on the outer side above the bearing bottom beam (11), a baffle clamping angle (22) is arranged on the inner side of the bearing bottom beam (11), a foundation bolt (8) is arranged on the inclined T-shaped column (7), a prefabricated baffle (9) is arranged on the baffle clamping angle (22), the prefabricated baffle (9) is fixed with the inclined T-shaped column (7) through the foundation bolt (8), a buttress (14) is arranged between the inclined T-shaped column (7) and the anti-pulling bottom beam (25), an angle-shaped notch (31) and an anchor cable hole (15) are arranged in the middle of the buttress (14), an angle steel (17) is arranged in the angle-shaped notch (31), an anchor cable connecting support (10) is arranged in the center of the prefabricated anchor cable baffle (9), a pre-pulling support (16) is arranged in the anchor cable hole (15), one end of the pre-pulling anchor cable (16) is connected with the anchor cable connecting support (10), other end angle connector (17), level bar planting (18) set up in existing barricade (21) outside, vertical bar planting (20) set up at existing barricade (21) top, geotechnological cloth (23) set up on metalling (24) and resistance to plucking floorbar (25), outlet (12) set up in bearing floorbar (11) lower part, light soil filling area (3) set up in geotechnological cloth (23) top.

2. The retaining wall light soil widening embankment according to claim 1, wherein: the top of the existing retaining wall (21) is a partially dismantled retaining wall (19).

3. The retaining wall light soil widening embankment according to claim 1, wherein: and foundation bolt holes (32) are formed in the two sides of the prefabricated baffle (9) corresponding to the foundation bolts (8).

4. The retaining wall light soil widening embankment according to claim 1, wherein: the back of the prefabricated baffle (9) is provided with crossed oblique reinforcing ribs (30), and the upper parts of the oblique reinforcing ribs (30) are provided with hoisting holes (29).

5. The retaining wall light soil widening embankment according to claim 1, wherein: the new leveling layer (2) is arranged above the light soil filling area (3), and the new pavement structure layer (1) is arranged above the new leveling layer (2).

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