Anchor block structure for water taking pipeline

Abstract

The utility model relates to the technical field of water supply and drainage, in particular to an anchor block structure for a water intake pipeline, which comprises a caisson outer mold, a pouring cavity for pouring concrete is arranged in the caisson outer mold, a water intake pipe is welded in the pouring cavity and penetrates through the caisson outer mold, and two ends of the water intake pipe are positioned outside the caisson outer mold and are connected with the water intake pipeline. A reinforcing mesh framework is further arranged in the pouring cavity, the reinforcing mesh framework is welded to the inner wall of the caisson outer mold, two symmetrically-arranged steel pipe piles are arranged at the bottom of the caisson outer mold, and the steel pipe piles are vertically arranged on the bearing layer.

Description

Technical Field

[0001] The utility model relates to the technical field of water supply and drainage, in particular to a pier structure used for a water intake pipeline. Background Art

[0002] The water intake project of a water plant uses a DN800 pipe to directly take water from the reservoir, and the water intake head is 40 meters away from the shore. Since the reservoir is an inland reservoir and a first-level drinking water source, the geological structure is mainly pebbles. The original water intake pipeline foundation is fixed by bored cast-in-place piles and full-section pipe wrapping. However, considering that the operating vessels cannot enter the reservoir, it is difficult and costly to build the construction surface by cofferdam or Bailey bridge. In addition, bored cast-in-place piles have a great pollution to the water quality of the reservoir. Therefore, it is necessary to develop a pier structure suitable for the water intake pipeline of this type of reservoir. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a anchor structure for a water intake pipeline in view of the deficiencies of the above-mentioned prior art, which is convenient to construct, safe and environmentally friendly.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pier structure for a water intake pipe, comprising a caisson outer mold, the caisson outer mold having a pouring cavity for pouring concrete, a water intake pipe welded in the pouring cavity, the water intake pipe passes through the caisson outer mold, and both ends of the water intake pipe are located outside the caisson outer mold and connected to the water intake pipe, a steel mesh frame is also provided in the pouring cavity, the steel mesh frame is welded to the water intake pipe, and two symmetrically arranged steel pipe piles are provided at the bottom of the caisson outer mold, and the steel pipe piles are erected in the bearing layer.

[0005] The utility model with the above characteristics provides a pier structure with simple structure, convenient construction, safety and environmental protection for the construction of water intake pipes in reservoirs; the caisson outer mold and the steel mesh skeleton can be manufactured in advance, and the water intake pipe can be welded in the caisson outer mold in advance. The manufacturing before construction improves the construction efficiency and will not pollute the reservoir; the caisson outer mold and the steel mesh skeleton are both welded, which is convenient for crane hoisting construction; the pier structure adopts cast-in-place reinforced concrete, which improves the firmness of the pier structure; steel pipe piles are arranged at the bottom of the caisson outer mold to raise the water intake pipe and reduce the content of impurities such as mud and sand.

[0006] The utility model is further configured as follows: the outer mold of the caisson includes a waist-shaped bottom plate and a surrounding plate surrounding the outer edge of the waist-shaped bottom plate, a casting cavity is formed between the surrounding plate and the waist-shaped bottom plate, the surrounding plate and the waist-shaped bottom plate are both steel plates, and the two are welded together, the waist-shaped bottom plate is provided with two connecting holes connected to the steel pipe piles, the connecting holes are symmetrically distributed on both sides of the axis of the water intake pipe, and the surrounding plate is provided with installation holes for installing the water intake pipe.

[0007] The utility model with the above characteristics: the caisson outer mold is welded by a waist-shaped bottom plate and a surrounding plate, which can be used for pouring concrete underwater. After pouring, the mold is not removed to improve the strength of the pier structure; connecting holes are arranged on the waist-shaped bottom plate for pouring concrete into the steel pipe piles, thereby realizing the underwater construction of the steel pipe piles.

[0008] A further configuration of the utility model is that the steel pipe pile is made of a steel pipe, one end of which is connected to the outer mold of the caisson, and the other end is a conical pile head. A reinforcement component is welded to the outer periphery of the upper part of the steel pipe pile, and the reinforcement component includes a plurality of triangular reinforcement ribs and an annular steel plate. The triangular reinforcement ribs are right-angled triangles, evenly distributed on the circumference of the steel pipe pile, and the two right-angled sides are respectively welded to the outer peripheral surface of the steel pipe pile and the end face of the annular steel plate. A rubber gasket is provided on the end face of the annular steel plate facing the outer mold of the caisson, and a plurality of bolt holes are evenly distributed on the annular steel plate, and the rubber gasket is correspondingly provided with holes that match the bolt holes.

[0009] The utility model with the above characteristics: after pouring concrete into the steel pipe pile, the pile body is retained to improve the strength of the steel pipe pile; the end of the steel pipe pile is set to a conical pile head, which can be better inserted into the bearing layer and improve the standing stability of the steel pipe pile; a reinforcement component is set on the outer peripheral surface of the steel pipe pile to improve the strength of the steel pipe pile; bolt holes and rubber gaskets are set on the annular steel plate for connection with the caisson outer mold and to play a water-stopping and sealing role.

[0010] The utility model is further configured as follows: the steel mesh frame comprises an upper frame arranged above the water intake pipe and a lower frame arranged below the water intake pipe, and the upper frame and the lower frame are both formed by welding a plurality of steel pipes.

[0011] The utility model with the above characteristics: an upper frame and a lower frame are respectively arranged at the upper and lower ends of the water intake pipe, thereby improving the strength of the caisson outer mold; the steel mesh frame includes an upper frame and a lower frame, which is convenient for installation into the caisson outer mold.

[0012] The utility model is further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a vertical view of the water intake pipeline in an embodiment of the utility model.

[0014] Figure 2 This is a top view of the water intake pipeline according to an embodiment of the utility model.

[0015] Figure 3 for Figure 2 Sectional view of AA.

[0016] Figure 4 for Figure 3 Sectional view of 1-1.

[0017] Figure 5 This is a schematic diagram of the structure of the caisson outer mold.

[0018] Figure 6 This is a schematic diagram of the structure of steel pipe piles.

[0019] Figure 7 Top view of the steel pipe pile.

[0020] Figure 8 A side view of the annular steel plate. DETAILED DESCRIPTION

[0021] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0022] like Figure 1-8 A pier structure for a water intake pipe is shown, comprising a caisson outer formwork 1, the caisson outer formwork 1 having a pouring cavity 11 for pouring concrete, a water intake pipe 2 welded in the pouring cavity 11, the water intake pipe 2 passes through the caisson outer formwork 1, and both ends of the water intake pipe 2 are located outside the caisson outer formwork 1 and connected to the water intake pipe 6, a steel mesh frame is also provided in the pouring cavity 11, the steel mesh frame is welded to the water intake pipe 2, and two symmetrically arranged steel pipe piles 4 are provided at the bottom of the caisson outer formwork 1, and the steel pipe piles 4 are erected on the bearing layer.

[0023] The caisson outer mold 1 includes a waist-shaped bottom plate 12 and a surrounding plate 13 surrounding the outer edge of the waist-shaped bottom plate 12. The surrounding plate 13 is welded to the waist-shaped bottom plate 12 to form a casting cavity 11. The surrounding plate and the waist-shaped bottom plate are both steel plates. Two connecting holes 121 connected to the steel pipe piles 4 are provided on the waist-shaped bottom plate 12. The connecting holes 121 are symmetrically distributed on both sides of the axis of the water intake pipe 2. The surrounding plate 13 is provided with an installation hole 131 for installing the water intake pipe 2.

[0024] The steel pipe pile 4 is made of a steel pipe, one end of which is connected to the caisson outer mold 1, and the other end is a conical pile head. A reinforcement component 5 is provided on the outer periphery of the steel pipe pile 4. The reinforcement component 5 includes a plurality of triangular reinforcement ribs 51 and an annular steel plate 52. The triangular reinforcement ribs 51 are right-angled triangles and are evenly distributed on the circumference of the steel pipe pile 4. Its two right-angled sides are respectively welded to the outer peripheral surface of the steel pipe pile 4 and the end surface of the annular steel plate 52. A rubber gasket 53 is provided on the end surface of the annular steel plate 52 facing the caisson outer mold 1. A plurality of bolt holes 521 are evenly distributed on the annular steel plate 52, and corresponding holes matching the bolt holes are provided on the rubber gasket 53.

[0025] The steel mesh skeleton includes an upper skeleton 31 arranged above the water intake pipe 2 and a lower skeleton 32 arranged below the water intake pipe 2. The upper skeleton 31 and the lower skeleton 32 are both welded from 8 steel pipes for easy hanging. The upper skeleton 31 and the lower skeleton 32 are both welded to the water intake pipe 2. The spacing and size of the steel bars in the upper skeleton 31 and the lower skeleton 32 are set by the construction party based on the needs of underwater casting and arrangement of the conduit and the principle of convenient construction.

[0026] After the caisson outer formwork, steel mesh skeleton and steel pipe piles are manufactured on land, they are hoisted into place underwater respectively, and concrete is cast underwater to form. The waist-shaped bottom plate and enclosure of the caisson outer formwork are made of steel plates, which are not demoulded after casting. The caisson outer formwork is left on the anchor pier as protection. The caisson outer formwork and the water intake pipe are manufactured together and welded together. Two anchor piers are required on the water intake pipeline, one of which is provided with a water intake bell mouth 7. The water intake bell mouth, caisson outer formwork and water intake pipe in the anchor pier structure are manufactured together and welded together; the concrete in the steel pipe pile is injected from the connecting hole of the caisson outer formwork, and the steel pipe is retained after the steel pipe pile is cast.

Claims

1. A anchor structure for a water intake pipeline, characterized in that: It includes a caisson outer mold, which has a pouring cavity for pouring concrete. A water intake pipe is welded in the pouring cavity. The water intake pipe runs through the caisson outer mold, and both ends of the water intake pipe are located outside the caisson outer mold and connected to the water intake pipe. A steel mesh frame is also provided in the pouring cavity, and the steel mesh frame is welded to the water intake pipe. Two symmetrically arranged steel pipe piles are provided at the bottom of the caisson outer mold, and the steel pipe piles are erected in the bearing layer.

2. The anchor structure for a water intake pipe according to claim 1, characterized in that: The outer mold of the caisson includes a waist-shaped bottom plate and a surrounding plate surrounding the outer edge of the waist-shaped bottom plate. A casting cavity is formed between the surrounding plate and the waist-shaped bottom plate. The surrounding plate and the waist-shaped bottom plate are both steel plates, which are welded together. Two connecting holes connected to steel pipe piles are provided on the waist-shaped bottom plate. The connecting holes are symmetrically distributed on both sides of the axis of the water intake pipe. The surrounding plate is provided with installation holes for installing the water intake pipe.

3. The anchor structure for a water intake pipe according to claim 1 or 2, characterized in that: The steel pipe pile is made of steel pipe, one end of which is connected to the outer mold of the caisson and the other end is a conical pile head. A reinforcement component is welded to the outer periphery of the upper part of the steel pipe pile. The reinforcement component includes a plurality of triangular reinforcement ribs and an annular steel plate. The triangular reinforcement ribs are right-angled triangles and are evenly distributed on the circumference of the steel pipe pile. The two right-angled sides are respectively welded to the outer peripheral surface of the steel pipe pile and the end face of the annular steel plate. A rubber gasket is provided on the end face of the annular steel plate facing the outer mold of the caisson. A plurality of bolt holes are evenly distributed on the annular steel plate, and the rubber gasket is correspondingly provided with holes that match the bolt holes.

4. The anchor structure for a water intake pipe according to claim 1 or 2, characterized in that: The steel mesh frame comprises an upper frame arranged above the water intake pipe and a lower frame arranged below the water intake pipe. The upper frame and the lower frame are both formed by welding a plurality of steel pipes.

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