Pile plate type retaining wall unilateral formwork structure

Abstract

The utility model relates to a pile plate type retaining wall unilateral formwork structure, which is characterized in that a retaining wall is arranged on a construction ground, a retaining area is formed at the side part of the retaining wall, a concrete panel is arranged at the top of the retaining area, the concrete panel is constructed on the construction ground, and the formwork structure comprises a plurality of fixing rods partially arranged on the construction ground; the scaffold is arranged on the top of the construction ground, a pouring formwork is arranged on the side, close to the concrete panel, of the scaffold, a pouring opening is formed in the top of the pouring formwork, and a plurality of supporting rods are arranged between the scaffold and the fixing rod; the pouring channel is arranged at the position, corresponding to the pouring opening, of the pouring formwork, the structure is simple, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, especially to a pile board type retaining wall single side formwork structure. BACKGROUND

[0002] In slope support engineering, the pile board type retaining wall is one of the commonly used support types, the support structure includes anti-slide piles and a retaining wall in front of the piles, the existing pile board type retaining wall construction method is to first mechanically form a hole to construct the anti-slide piles, and when the concrete strength of the anti-slide piles reaches the design requirement, the free side earthwork is excavated to vertically segmentally construct the concrete slab between the piles. At this time, the concrete slab on the free side is poured by single side formwork construction, and the current formwork mode is to use a standardized steel frame formwork, but the standardized steel frame formwork is difficult to manufacture and needs to consume a large amount of manpower and material resources. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at overcoming the defects of the prior art and providing a pile board type retaining wall single side formwork structure, which sets a pouring formwork on the side of the scaffold to support the retaining wall and supports the scaffold through the supporting rods and the fixing rods.

[0004] The technical scheme for achieving the above-mentioned purpose is a pile board type retaining wall single side formwork structure, the retaining wall is arranged on a construction ground, a retaining area is formed on the side of the retaining wall, a concrete slab is arranged on the top of the retaining area, and the formwork structure comprises:

[0005] a plurality of fixing rods arranged on the construction ground;

[0006] a scaffold arranged on the top of the construction ground, a pouring formwork is arranged on the side of the scaffold close to the concrete slab, a pouring opening is formed on the top of the pouring formwork, a plurality of supporting rods are arranged between the scaffold and the fixing rods, and

[0007] a pouring channel is arranged on the pouring formwork and corresponds to the pouring opening.

[0008] Further, the pouring channel comprises:

[0009] triangular plates fixed to the pouring formwork and located on the two sides opposite to the pouring opening, the oblique edges of the triangular plates are arranged to be inclined downward, and sliding grooves are formed on the triangular plates;

[0010] a pushing rod slidingly arranged in the sliding groove; and

[0011] a movable plate rotatably arranged on the pouring formwork and located between the two triangular plates, the movable plate is attached to the side of the pushing rod close to the pouring formwork, and the width of the movable plate is adapted to the spacing between the two triangular plates.

[0012] Furthermore, the movable plate is rotatably mounted on the casting template via a hinge.

[0013] Furthermore, the triangular plate is fixed to the casting template by screws.

[0014] Furthermore, a wall tie is provided at the top of the scaffold, and the end of the wall tie away from the scaffold is fixed to the top of the concrete panel.

[0015] Furthermore, the top of the casting template is provided with a double steel pipe keel.

[0016] Furthermore, the fixing rod is made of I-beams.

[0017] Furthermore, a connecting pipe is welded and fixed to the fixing rod, and the support rod is provided on the connecting pipe.

[0018] Furthermore, the scaffolding includes:

[0019] Several vertically installed uprights; and

[0020] A horizontal bar is installed between two adjacent uprights, and the side of the horizontal bar is connected to the casting template and the support rod.

[0021] Furthermore, a support is provided between the crossbar and the casting template.

[0022] Compared with the prior art, this utility model has the following advantages:

[0023] The retaining wall is supported by setting up pouring formwork on the side of the scaffold, and the scaffold is supported by struts and fixing rods. Attached Figure Description

[0024] Figure 1 This is a structural schematic diagram of a single-sided formwork structure for a pile-slab retaining wall.

[0025] Figure 2 A schematic diagram of the grouting channel for a single-sided formwork structure of a pile-slab retaining wall;

[0026] Figure 3 for Figure 2 Schematic diagram of the structure at point A;

[0027] Figure 4 for Figure 2 Diagram showing the effect of closing the infusion channel at point A;

[0028] Figure 5 This is a schematic diagram of the fixing rod of a single-sided formwork structure for a pile-slab retaining wall.

[0029] Legend: 1, scaffold; 2, support rod; 3, fixed rod; 4, pouring formwork; 5, triangular plate; 51, movable plate; 52, pushing rod. DETAILED DESCRIPTION

[0030] The utility model will be further described below in combination with the drawings and specific embodiments.

[0031] Reference Figure 1 A pile board type retaining wall single side formwork structure, the retaining wall is arranged on the construction ground, the side of the retaining wall forms a retaining area, the top of the retaining area is provided with a concrete panel, and the formwork structure comprises: a plurality of fixed rods 3 partially arranged in the construction ground; a scaffold 1 arranged on the top of the construction ground, one side of the scaffold 1 close to the concrete panel is provided with a pouring formwork 4, the top of the pouring formwork 4 forms a pouring opening, a plurality of support rods 2 are arranged between the scaffold 1 and the fixed rods 3; and a pouring channel arranged at the position corresponding to the pouring opening of the pouring formwork 4.

[0032] In the utility model, a preferred embodiment is that the scaffold 1 is arranged near the position to be poured, the fixed rods 3 are arranged in the soil body to ensure the firmness of the fixed rods 3, the support rods 2 are arranged between the fixed rods 3 and the scaffold 1 to support the scaffold 1, and the concrete is poured between the concrete panel and the pouring formwork to form the retaining wall structure.

[0033] Further, the pouring channel comprises: triangular plates 5 fixed to the pouring formwork 4 and located on the two sides opposite to the pouring opening, the oblique sides of the triangular plates 5 are arranged obliquely downward; and a movable plate 51 rotatably arranged on the pouring formwork 4 and located between the two triangular plates 5, the width of the movable plate 51 is matched with the spacing between the two triangular plates 5. By rotating the movable plate 51, the concrete can be guided by the movable plate 51 when pouring the pouring area, so that the construction personnel can conveniently construct.

[0034] Further, the triangular plates 5 form sliding grooves, pushing rods 52 are slidably arranged in the sliding grooves, and the pushing rods 52 are arranged on the side of the movable plate 51 away from the pouring formwork 4. By sliding the pushing rod 52, the pushing rod 52 pushes the movable plate 51 to rotate, and when the pushing rod 52 slides to the end of the sliding groove away from the pouring area, the pushing rod 52 can ensure that the movable plate 51 is limited to continue to rotate downward, and the sliding groove can also serve as an overflow opening to avoid blockage caused by too much pouring of concrete at a time.

[0035] Further, the movable plate 51 is rotatably arranged on the pouring formwork 4 by a hinge.

[0036] Further, the triangular plate 5 is fixed to the pouring formwork 4 by screws.

[0037] Further, the top of the pouring formwork is provided with double steel pipe keels.

[0038] Further, the fixing rod 3 is made of an I-beam.

[0039] Further, a connecting pipe is welded and fixed on the fixing rod 3, and the supporting rod 2 is arranged on the connecting pipe. The connecting pipe can provide a supporting point for the supporting rod 2, so as to facilitate the support of the construction personnel.

[0040] Further, the scaffold 1 comprises: a plurality of vertical standing rods arranged vertically; and a horizontal rod arranged between two adjacent standing rods, and the horizontal rod is connected with the pouring formwork 4 and the supporting rod 2 at the side thereof.

[0041] Further, a support is arranged between the horizontal rod and the pouring formwork 4.

[0042] The use process of the pile plate type retaining wall single-side formwork structure is described below.

[0043] Pouring the cushion layer in the area to be poured; excavating the soil on the free side to the design elevation and the groove; continuing to pour the 100mm thick cushion layer; erecting the scaffold 1 outside the area to be poured; inserting the fixing rod 3 on the side of the scaffold 1 far from the area to be poured, and inserting the 6m long fixing rod 3 into the ground 4.5m at equal intervals by using the driving and pulling machine, so as to expose 1.5m; welding the connecting pipe on the fixing rod 3, and connecting all the fixing rods 3 together by using the long steel pipe buckling on the connecting pipe, at this time, the long steel pipe and the connecting pipe provide buckling positions for the supporting rod 2; arranging the supporting rod 2 between the scaffold 1 and the fixing rod 3; using the scaffold 1 as an operating frame to trim the soil between piles in the area to be poured; using the scaffold 1 to perform the steel bar binding work of the concrete slab in the area to be poured; erecting the pouring formwork 4 and the wooden board, and supporting the pouring formwork 4 and the wooden board between the scaffold 1 and the pouring formwork 4 by using the adjustable support; preferably, a 500mm long pouring opening is arranged on the top of the pouring formwork 4 every 4m for pouring concrete; fixing the pouring formwork 4 by using the tensioning screw; pouring the concrete; after the pouring is completed, rotating the movable plate 51 to close the pouring opening, and preferably, the movable plate 51 can be fixed by using the tensioning screw; after the pouring is completed, removing the formwork and curing.

[0044] The utility model is described in detail above by combining with the embodiments of the drawings, and the person skilled in the art can make various change examples of the utility model according to the above description. Thus, certain details in the embodiments should not constitute the limitation of the utility model, and the protection scope of the utility model is defined by the appended claims.

Claims

1. A single-sided formwork structure for a pile-slab retaining wall, wherein the retaining wall is set on the construction ground, a retaining area is formed on the side of the retaining wall, and a concrete panel is provided on the top of the retaining area, characterized in that, The formwork structure comprises: a plurality of fixed rods arranged on the construction ground; a scaffold arranged on the top of the construction ground, a pouring formwork being arranged on one side of the scaffold close to the concrete panel, a pouring opening being formed on the top of the pouring formwork, a plurality of supporting rods being arranged between the scaffold and the fixed rods; a pouring channel arranged on the pouring formwork and corresponding to the pouring opening.

2. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that, The pouring channel comprises: triangular plates fixed on the pouring formwork and located on two opposite sides of the pouring opening, the inclined edges of the triangular plates being arranged obliquely downward, sliding grooves being formed on the triangular plates; pushing rods slidingly arranged in the sliding grooves; and movable plates rotatably arranged on the pouring formwork and located between the two triangular plates, the movable plates being close to the pushing rods on the side close to the pouring formwork, the width of the movable plates being matched with the distance between the two triangular plates.

3. The pile-slab retaining wall single-side formwork structure according to claim 2, characterized in that: The movable plates are rotatably arranged on the pouring formwork by hinges.

4. The pile-slab retaining wall single-side formwork structure according to claim 2, characterized in that: The triangular plates are fixed on the pouring formwork by screws.

5. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that: The top of the scaffold is provided with a wall connecting member, one end of the wall connecting member away from the scaffold being fixed on the top of the concrete panel.

6. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that: The top of the pouring formwork is provided with double steel pipe keels.

7. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that: The fixed rods are made of I-beams.

8. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that: Connecting pipes are welded on the fixed rods, the supporting rods being arranged on the connecting pipes.

9. The pile-slab retaining wall single-side formwork structure according to claim 1, characterized in that, The scaffold comprises: a plurality of vertical standing rods; and horizontal rods arranged between adjacent two standing rods, the side of the horizontal rods being connected with the pouring formwork and the supporting rods.

10. The pile-slab retaining wall single-side formwork structure according to claim 9, characterized in that: Supports are arranged between the horizontal rods and the pouring formwork.

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