CN219908419U - Reinforced concrete box type frame structure for repairing embankment - Google Patents

Abstract

The utility model particularly relates to a reinforced concrete box type frame structure for repairing a embankment, which solves the problems of difficult setting of a retaining wall and high backfilling difficulty of the retaining wall in the existing repairing scheme adopting the setting of the retaining wall and the backfilling of a roadbed. The reinforced concrete box type frame structure for repairing the embankment comprises a road shoulder and a road surface layer, wherein a protection vertical rod is inserted into the right end, the front end and the rear end of the foundation, a broken stone cushion layer is paved on the surface of the foundation, and a concrete frame structure is poured between the broken stone cushion layer and the road shoulder and the road surface layer; the concrete frame structure comprises a bottom plate, a right vertical side plate, a front vertical side plate, a rear vertical side plate, a slope panel, a horizontal top plate, a horizontal partition plate, a longitudinal partition plate and a vertical partition plate. The utility model realizes the purpose of repairing the damaged embankment with larger collapse depth and smaller collapse width, adopts a box-type frame structure poured by reinforced concrete, and has convenient construction and stable structure; the problem of connection with the unbroken embankment is solved, and the applicability is improved.

Description

Reinforced concrete box type frame structure for repairing embankment

Technical Field

The utility model relates to the technical field of embankment repair engineering, in particular to a reinforced concrete box-type frame structure for repairing an embankment.

Background

The Chinese operators are wide, and the terrain conditions and hydrogeological conditions of the areas where the highway lines are located are complex; therefore, in the annual flood season, the phenomenon that embankments are washed by water to cause collapse and damage frequently occurs on roads, and serious threat is caused to the safety operation of road traffic; especially in the road water damage disaster-prone segments such as filling and digging junctions, bridge head roadbeds and the like, the embankment side slope is often seriously washed out, the collapse depth can reach 10 m-20 m, but the collapse width is only 3 m-5 m. For a general water destroyed embankment, measures of arranging retaining walls and backfilling roadbed can be adopted to repair the embankment.

In the construction process of repairing the embankment, operators need to consider engineering geological conditions of the section where the highway passes, when the collapse depth of the damaged embankment is large and the collapse width is small, the following problems exist by adopting a repairing scheme for setting a retaining wall and backfilling the roadbed: firstly, the collapse depth is large, the height of the general retaining wall is insufficient for repairing the embankment, the construction space is limited, and the retaining wall is difficult to set; secondly, the roadbed needs to be tamped layer by layer when backfilling, and when the collapse depth is large, the tamping difficulty is large and the backfilling construction difficulty is high.

Both existing repairing schemes are not suitable for repairing the water damaged embankment with larger collapse depth and smaller collapse width, so that it is necessary to invent a reinforced concrete box-type frame structure for repairing the embankment to solve the problems.

Disclosure of Invention

The utility model provides a reinforced concrete box type frame structure for repairing embankments, which aims to solve the problems of difficult setting of a retaining wall and high backfilling difficulty in the existing repairing scheme for setting the retaining wall and backfilling roadbed.

The utility model is realized by adopting the following technical scheme:

the reinforced concrete box type frame structure for repairing the embankment comprises a road shoulder and a road surface layer, wherein the road shoulder and the road surface layer comprise a foundation with a step shape with low left and high right, the right end, the front end and the rear end of the foundation are respectively inserted with a plurality of protection vertical rods which are equidistantly distributed and are attached to the unbroken embankment, a broken stone cushion layer is paved on the surface of the foundation, and a concrete frame structure is poured between the broken stone cushion layer and the road shoulder and the road surface layer;

the concrete frame structure comprises a bottom plate, a right vertical plate, a front vertical plate, a rear vertical plate and a slope plate, wherein the bottom plate is cast on the upper surface of a broken stone cushion layer, the right vertical plate is cast on the right end of the bottom plate, the front vertical plate is cast on the front end of the bottom plate, the rear vertical plate is cast on the rear end of the bottom plate, the slope plate is cast on the left end of the bottom plate and is obliquely arranged in a left-low-right-high manner, a horizontal top plate is cast above the bottom plate, and the horizontal top plate is fixedly connected with the top end of the right vertical plate, the top end of the front vertical plate, the top end of the rear vertical plate and the right surface of the slope plate; a plurality of horizontal partition boards distributed up and down, a plurality of longitudinal partition boards distributed left and right and a plurality of vertical partition boards distributed front and back are poured in a concrete box body which is formed by jointly enclosing a bottom plate, a right vertical side plate, a front vertical side plate, a rear vertical side plate, a slope panel and a horizontal top plate; each protection vertical rod is attached to the outer surface of the concrete box body.

Further, the horizontal partition boards, the longitudinal partition boards and the vertical partition boards divide the interior of the concrete box into a plurality of partition spaces distributed in an array, and each partition space is filled with an earthwork layer; an earthwork layer I is tamped between the horizontal top plate and the road shoulder and the road surface layer.

Further, a plurality of protection montants I distributed along the front and back are inserted in the middle part of the foundation, and the left surface of each protection montant I is attached to the concrete box body, and the right surface is attached to the unbroken embankment.

Further, the front end of the slope panel exceeds the front vertical side plate, the rear end of the slope panel exceeds the rear vertical side plate, the bottom end of the slope panel exceeds the bottom plate, and the top end of the slope panel is fixedly connected with the road shoulder and the left end of the road surface layer.

Further, the bottom plate, the right vertical side plate, the front vertical side plate, the rear vertical side plate, the slope panel, the horizontal top plate, each horizontal partition plate, each longitudinal partition plate and the inside of each vertical partition plate are all bound with reinforcing steel bars.

Further, the bottom plate, the right vertical side plate, the front vertical side plate, the rear vertical side plate, the slope panel, the horizontal top plate, each horizontal partition plate, each longitudinal partition plate and each vertical partition plate are formed by casting C30 concrete; each protection vertical rod and each protection vertical rod I are made of I-steel, and the distance between two adjacent protection vertical rods or between two adjacent protection vertical rods I is 1m; the tamping degree of the earth layer I is greater than or equal to 96%; the bottom of slope panel surpasses the length of bottom plate for 3m.

The utility model has reasonable and reliable structural design, realizes the purpose of repairing the damaged embankment with larger collapse depth and smaller collapse width, fills the defect of the existing repairing scheme, adopts a box-type frame structure poured by reinforced concrete, and has convenient construction and stable structure; further, the size and the appearance edge of the concrete box body can be flexibly adjusted according to the topography and the outline of the water destroyed embankment, the problem of connection with the destroyed embankment is solved, and the applicability is improved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a schematic view of the structure of the reinforcing bars in the right or front or rear vertical plates of the present utility model.

Fig. 4 is a schematic view of the structure of the reinforcing bars in the vertical partition or the vertical partition according to the present utility model.

In the figure: the road surface layer comprises a 1-road shoulder, a road surface layer, a 2-foundation, a 3-protection vertical rod, a 4-broken stone cushion layer, a 5-bottom plate, a 6-right vertical plate, a 7-front vertical plate, an 8-rear vertical plate, a 9-slope panel, a 10-horizontal top plate, an 11-horizontal partition plate, a 12-longitudinal partition plate, a 13-vertical partition plate, a 14-earthwork layer, a 15-earthwork layer I, a 16-protection vertical rod I and 17-steel bars.

Detailed Description

The reinforced concrete box type frame structure for repairing the embankment is shown in the accompanying drawings 1-4, and comprises a road shoulder and a road surface layer 1, wherein the road shoulder and the road surface layer 1 comprise a foundation 2 with a step shape at the left and right sides, a plurality of protection vertical rods 3 which are equidistantly distributed and attached to the unbroken embankment are inserted into the right end, the front end and the rear end of the foundation 2, a broken stone cushion layer 4 is paved on the surface of the foundation 2, and a concrete frame structure is poured between the broken stone cushion layer 4 and the road shoulder and the road surface layer 1;

the concrete frame structure comprises a bottom plate 5 poured on the upper surface of a broken stone cushion layer 4, a right vertical plate 6 poured on the right end of the bottom plate 5, a front vertical plate 7 poured on the front end of the bottom plate 5, a rear vertical plate 8 poured on the rear end of the bottom plate 5, and a slope plate 9 poured on the left end of the bottom plate 5 and arranged obliquely in a left-low-right high manner, wherein a horizontal top plate 10 is poured above the bottom plate 5, and the horizontal top plate 10 is fixedly connected with the top end of the right vertical plate 6, the top end of the front vertical plate 7, the top end of the rear vertical plate 8 and the right surface of the slope plate 9; a concrete box body formed by jointly enclosing a bottom plate 5, a right vertical plate 6, a front vertical plate 7, a rear vertical plate 8, a slope plate 9 and a horizontal top plate 10 is internally poured with a plurality of horizontal partition plates 11 distributed up and down, a plurality of longitudinal partition plates 12 distributed left and right and a plurality of vertical partition plates 13 distributed front and back; each protection vertical rod 3 is attached to the outer surface of the concrete box body.

The reinforced concrete is adopted to pour the concrete box body, so that the support effect can be provided for the water damaged embankment; the structural design of the protection vertical rod 3 can provide a supporting and stabilizing effect for the unbroken embankment and prevent secondary collapse; the combined structural design of the horizontal partition plates 11, the longitudinal partition plates 12 and the vertical partition plates 13 in the concrete box body can provide a supporting and stabilizing effect for the concrete box body, and meanwhile, the consumption of concrete can be saved, and the material consumption cost is reduced; meanwhile, the foundation of the structure has small bearing capacity, the size of the structure can be flexibly adjusted according to the condition that the road embankment is destroyed by actual water, the foundation is convenient to link with the road embankment which is not destroyed, and the applicability of the structure is enhanced.

When the road embankment is repaired, the method comprises the following steps:

step S1: supporting the unbroken embankment; firstly, all the protection vertical rods 3 are equidistantly inserted into the unbroken embankment to support the unbroken embankment so as to prevent secondary collapse;

step S2: excavating a foundation 2 in a step shape; the foundation 2 of the water damaged embankment is trimmed into a step shape with low left and high right by using manpower (the step trend and the step number of the foundation 2 can be adjusted according to the topography condition of the foundation 2), the width of the step is not less than 4m, and each guard rail 3 is inserted at the edge of the foundation 2;

step S3: paving a broken stone cushion layer 4; paving a broken stone cushion layer 4 on the surface of the foundation 2; the thickness of the crushed stone cushion layer 4 is 10cm;

step S4: pouring a concrete frame structure; firstly, determining the shape and the size of a concrete frame structure according to the depth and the width of a water damaged embankment, further determining the pouring layer number of the concrete frame structure, pouring the concrete frame structure layer by layer from bottom to top, firstly binding a first layer of reinforcing steel bars above a broken stone cushion layer 4 when pouring a first layer of the concrete frame structure, (wherein the first layer of reinforcing steel bars comprise reinforcing steel bars 17 of a bottom plate 5, reinforcing steel bars 17 of a right vertical side plate 6, reinforcing steel bars 17 of a front vertical side plate 7, reinforcing steel bars 17 of a rear vertical side plate 8, reinforcing steel bars 17 of a slope plate 9, reinforcing steel bars 17 of a longitudinal partition plate 12 and reinforcing steel bars 17 of a vertical partition plate 13), then building a first layer of template on the periphery of the reinforcing steel bars 17, and then pouring on-site prepared concrete into the first layer of template, and dismantling the first layer of template after initial setting of the concrete, thereby completing pouring of the first layer of the concrete frame structure; repeating the pouring operation of the first layer of the concrete frame structure when the second layer of the concrete frame structure is poured, wherein the reinforcing steel bars 17 of the horizontal partition 11 are required to be bound in the second layer of reinforcing steel bars; and the like until the casting of the last layer of concrete frame structure is finished, and finally, the casting of the horizontal top plate 10 is finished, thereby finishing the casting of the concrete frame structure;

step S5: finally, tamping an earthwork layer I15 between the horizontal top plate 10 and the road shoulder and road surface layer 1, wherein the tamping degree is greater than or equal to 96%, and fixedly connecting the top end of the slope plate 9 with the road shoulder and road surface layer 1 in a concrete pouring mode after tamping, so that the slope plate 9 covers the left surface of the earthwork layer I15; therefore, the repairing of the water damaged embankment is completed, and the problems that the retaining wall is difficult to set and the backfilling difficulty is high in the existing repairing scheme for setting the retaining wall and backfilling the roadbed are solved.

As shown in fig. 1 and 2, the inner part of the concrete box body is divided into a plurality of separation spaces distributed in an array by a plurality of horizontal separation plates 11, a plurality of longitudinal separation plates 12 and a plurality of vertical separation plates 13, and each separation space is filled with an earthwork layer 14; an earth layer I15 is tamped between the horizontal roof 10 and the road shoulder and road surface layer 1.

The earth layer 14 can increase the dead weight of the structure, enhance the stability of the structure, reduce the consumption of concrete and reduce the cost of consumables; in the step S4, the filling of the earth layer 14 is performed after the template of the previous layer is removed and before the reinforcing bars 17 of the next layer are bound.

As shown in fig. 1, a plurality of protection vertical rods I16 are inserted in the middle of the foundation 2, and the left surface of each protection vertical rod I16 is attached to the concrete box body, and the right surface is attached to the unbroken embankment.

The protection vertical rods I16 are inserted between two adjacent steps of the foundation 2, and support the unbroken embankment under the foundation 2 with higher relative position, so that the stability of the stepped foundation 2 is enhanced; when the protection vertical rods I16 are supported, the number and the direction of the protection vertical rods I16 can be determined according to the terrain bar shape.

As shown in fig. 1 and fig. 2, the front end of the slope board 9 exceeds the front vertical side board 7, the rear end exceeds the rear vertical side board 8, the bottom end exceeds the bottom board 5, and the top end of the slope board 9 is fixedly connected with the road shoulder and the left end of the road surface layer 1.

The structural design of the slope plate 9 is convenient for the drainage of road shoulder and road surface layer 1 ponding, and the slope plate 9 of concrete structure is difficult for being washed by rivers and destroys, and the design that the front end of slope plate 9, rear end all widen can protect the uncrushed embankment of side.

As shown in fig. 3 and fig. 4, the bottom plate 5, the right vertical side plate 6, the front vertical side plate 7, the rear vertical side plate 8, the slope plate 9, the horizontal top plate 10, each horizontal partition plate 11, each longitudinal partition plate 12 and each vertical partition plate 13 are respectively internally bound with a reinforcing steel bar 17.

The structural design of the steel bars 17 strengthens the strength of the concrete frame structure, and further improves the stability of the structure.

The bottom plate 5, the right vertical side plate 6, the front vertical side plate 7, the rear vertical side plate 8, the slope plate 9, the horizontal top plate 10, each horizontal partition plate 11, each longitudinal partition plate 12 and each vertical partition plate 13 are formed by casting C30 concrete; each protection vertical rod 3 and each protection vertical rod I16 are made of I-steel, and the distance between two adjacent protection vertical rods 3 or two adjacent protection vertical rods I16 is 1m; the tamping degree of the earth layer I15 is greater than or equal to 96%; the length of the bottom end of the slope plate 9 exceeding the bottom plate 5 is 3m.

In the specific implementation process, the specification and the model of the protection vertical rod 3 and the protection vertical rod I16 are I18, and the specification and the model of the reinforcing steel bar 17 are HPB300 grade; the thickness of the bottom plate 5, the right vertical side plate 6, the front vertical side plate 7, the rear vertical side plate 8, the slope plate 9 and the horizontal top plate 10 is 50cm, and the thickness of the horizontal partition plate 11, the longitudinal partition plate 12 and the vertical partition plate 13 is 40cm; the first layer of vertical partition plates 12 and the first layer of vertical partition plates 13 fixedly connected with the bottom plate 5 extend out of the bottom plate 5 and extend out to a height of 3m.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a restore reinforced concrete box frame construction for embankment, includes curb and road surface layer (1), its characterized in that: the foundation comprises a foundation (2) with a stepped left lower right height, wherein a plurality of protection vertical rods (3) which are equidistantly distributed and attached to an unbroken embankment are inserted into the right end, the front end and the rear end of the foundation (2), a broken stone cushion layer (4) is paved on the surface of the foundation (2), and a concrete frame structure is poured between the broken stone cushion layer (4) and the road shoulder and road surface layer (1);

the concrete frame structure comprises a bottom plate (5) poured on the upper surface of a broken stone cushion layer (4), a right vertical plate (6) poured on the right end of the bottom plate (5), a front vertical plate (7) poured on the front end of the bottom plate (5), a rear vertical plate (8) poured on the rear end of the bottom plate (5), and a slope plate (9) poured on the left end of the bottom plate (5) and arranged in a left-low right-high oblique way, wherein a horizontal top plate (10) is poured above the bottom plate (5), and the top ends of the horizontal top plate (10) and the right vertical plate (6), the top ends of the front vertical plate (7), the top ends of the rear vertical plate (8) and the right surface of the slope plate (9) are fixedly connected; a plurality of horizontal partition plates (11) distributed up and down, a plurality of longitudinal partition plates (12) distributed left and right and a plurality of vertical partition plates (13) distributed front and back are poured in a concrete box body which is formed by jointly enclosing a bottom plate (5), a right vertical plate (6), a front vertical plate (7), a rear vertical plate (8), a sloping plate (9) and a horizontal top plate (10); each protection vertical rod (3) is attached to the outer surface of the concrete box body.

2. A reinforced concrete box frame structure for repairing a embankment according to claim 1, wherein: the concrete box body is internally divided into a plurality of separation spaces distributed in an array by a plurality of horizontal partition plates (11), a plurality of longitudinal partition plates (12) and a plurality of vertical partition plates (13), and each separation space is filled with an earthwork layer (14); an earthwork layer I (15) is tamped between the horizontal top plate (10) and the road shoulder and road surface layer (1).

3. A reinforced concrete box frame structure for repairing a embankment according to claim 2, wherein: the middle part of foundation (2) is inserted and is equipped with a plurality of protection montants I (16) that distribute along the front and back, and the left surface of every protection montant I (16) all laminates in concrete box, right surface all laminates in unbroken embankment.

4. A reinforced concrete box frame structure for repairing a embankment according to claim 1, wherein: the front end of the slope plate (9) exceeds the front vertical side plate (7), the rear end of the slope plate exceeds the rear vertical side plate (8) and the bottom end of the slope plate exceeds the bottom plate (5), and the top end of the slope plate (9) is fixedly connected with the road shoulder and the left end of the road surface layer (1).

5. A reinforced concrete box frame structure for repairing a embankment according to claim 1, wherein: the bottom plate (5), right vertical side plate (6), front vertical side plate (7), back vertical side plate (8), sloping plate (9), horizontal roof (10), each piece of horizontal baffle (11), each piece of longitudinal baffle (12) and each piece of vertical baffle (13) are all bound and are equipped with reinforcing steel bars (17).

6. A reinforced concrete box frame structure for repairing a embankment according to claim 3, wherein: the bottom plate (5), the right vertical side plate (6), the front vertical side plate (7), the rear vertical side plate (8), the slope plate (9), the horizontal top plate (10), each horizontal partition plate (11), each longitudinal partition plate (12) and each vertical partition plate (13) are formed by casting C30 concrete; each protection vertical rod (3) and each protection vertical rod I (16) are made of I-steel, and the distance between two adjacent protection vertical rods (3) or two adjacent protection vertical rods I (16) is 1m; the tamping degree of the earth layer I (15) is greater than or equal to 96%; the length of the bottom end of the slope plate (9) exceeding the bottom plate (5) is 3m.