CN209958290U

CN209958290U - Take shore protection structure of pile foundation

Info

Publication number: CN209958290U
Application number: CN201920323588.2U
Authority: CN
Inventors: 杜静; 江丹强; 姜涛
Original assignee: Co Ltd Of Navigation Planning Designing Institute Of Guangdong Province
Current assignee: Co Ltd Of Navigation Planning Designing Institute Of Guangdong Province
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-01-17
Anticipated expiration: 2029-03-14

Abstract

The utility model relates to a revetment structure with pile foundation, which comprises a pile foundation (1), an overflow beam (2), an inverted U-shaped wave-blocking plate (3), a wave-blocking wall (4), a cross beam (5) and a longitudinal beam (6), wherein the cap beam (2) is arranged at the top of the pile foundation (1), the inverted U-shaped wave blocking plate (3) is arranged at the top of the cap beam (2), the cross beam (5) and the longitudinal beam (6) are connected with the inverted U-shaped wave blocking plate (3) into a whole, the top surfaces of the cross beam (5) and the longitudinal beam (6) are provided with a surface layer (7), the end part of the inverted U-shaped wave blocking plate (3) is provided with a wave blocking wall (4), the wave blocking wall (4) is connected with the longitudinal beam (6), the lower part of the pile foundation (1) is paved with a first stone (9) and a second stone (8), wherein the first stone block (9) is thrown from the mud surface line (10) to the lower part of the pile foundation (1), and the second stone block (8) is laid on the top of the first stone block (9). The utility model discloses can safe and reliable play the unrestrained effect that disappears, and rigidity is big, take up an area of few, simple structure, construction convenience.

Description

Take shore protection structure of pile foundation

Technical Field

The utility model belongs to the technical field of the design of pier and wave and specifically relates to a take shore protection structure of pile foundation.

Background

The pile foundation hollow dike is formed by extending one or two front and rear wave-blocking plates under the upper structure of a gravity type buttress or a high pile cap to a certain depth under water so as to block the influence of waves on a water area in a harbor and play roles in wave blocking and internal and external water-sand exchange. The breakwater with the breakwater is mainly designed by utilizing wave energy to be concentrated on the surface layer of a water body.

The arrangement of the pile foundation open type breakwater is divided into a single-row breakwater, a double-row breakwater and a multi-layer breakwater, and the arrangement of the breakwaters of different types has different wave dissipation effects.

The pile foundation open type breakwater belongs to a novel structural form, has certain research achievements and engineering practices at home and abroad, but a system design system cannot be well formed in the field until now.

Disclosure of Invention

An object of the utility model is to provide an it provides a take shore protection structure of pile foundation to overcome above-mentioned defect, the utility model discloses can safe and reliable play the unrestrained effect that disappears, and rigidity is big, take up an area of less, simple structure, construction convenience.

The technical scheme of the utility model as follows: the utility model discloses a take shore protection structure of pile foundation, including the pile foundation, emit the roof beam, the type of falling U manger board, the wave wall, crossbeam and longeron, wherein emit the roof beam and install at the top of pile foundation, the type of falling U manger board is installed at the top of emitting the roof beam, crossbeam and longeron are connected into wholly with the type of falling U manger board, the top surface of crossbeam and longeron sets up the surface course, the tip of the type of falling U manger board sets up the wave wall, the wave wall is connected with the longeron, first stone and second stone have been laid to the lower part of pile foundation, wherein first stone begins to play from the mud surface line and throws in the lower part of pile foundation, the second stone is laid at the top of first stone.

The utility model discloses a pile foundation structure, breakwater adopt the type of falling U reinforced concrete breakwater, and the atress is even, the wholeness is good, and construction speed is fast. The foundation pile adopts a cast-in-place pile, and takes the weathered granite as a pile foundation bearing layer. The main bearing mode of the cast-in-place pile is that end resistance and side resistance bear load together, so that the single pile has high bearing capacity; the construction speed is high, and the manufacturing cost is low; the cast-in-place pile is produced industrially, professionally and in a standardized way, and the quality of the pile body is reliable; the transportation and hoisting are convenient, and the pile splicing is quick; the mechanized construction degree is high, the operation is simple, and the control is easy; the bearing capacity, the bending resistance and the pulling resistance are all easily ensured. The utility model discloses a type of falling U manger plate structure, the basis is the pile foundation, has advantages such as rigidity is big, take up an area of less, simple structure, construction convenience, is suitable for open sea and does not have the setting of shield pier unrestrained structure.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the longitudinal arrangement of the pile foundation, the cap beam and the inverted U-shaped breakwater of the present invention;

fig. 3 is a schematic view of the installation of the wave wall and the longitudinal beam of the present invention;

fig. 4 is a schematic view of the transverse arrangement of the pile foundation, the cap beam and the inverted U-shaped breakwater of the present invention;

fig. 5 is a schematic structural view of the inverted U-shaped breakwater of the present invention extending into the longitudinal beams and the cross beams;

fig. 6 is the utility model discloses a pile foundation structure arrangement of reinforcement schematic diagram.

Detailed Description

The invention will be described in further detail below with reference to embodiments and the accompanying drawings:

see attached figure 1, 2, 3, the utility model discloses a take shore protection structure of pile foundation, including pile foundation 1, emit roof beam 2, type of falling U manger board 3, manger board 4, crossbeam 5 and longeron 6, wherein emit roof beam 2 and install at pile foundation 1's top, type of falling U manger board 3 is installed at the top of emitting roof beam 2, crossbeam 5 and longeron 6 are whole with type of falling U manger board 3 even, the top surface of crossbeam 5 and longeron 6 sets up surface course 7, type of falling U manger board 3's tip sets up manger board 4, manger board 4 is connected with longeron 6, first stone 9 and second stone 8 have been laid to pile foundation 1's lower part, wherein first stone 9 begins to play from mud surface line 10 and throws in pile foundation 1's lower part, second stone 8 lays at the top of first stone 9.

In this embodiment, the inverted U-shaped breakwater 3 is mounted on the top beam 2 through an anchoring steel bar.

In this embodiment, the cross beam 5, the longitudinal beam 6 and the inverted U-shaped breakwater 3 are connected into a whole through anchoring steel bars.

In this embodiment, a cast-in-place formwork is laid on the cross beam 5 and the longitudinal beam 6, and a surface layer 7 is cast in place after a surface layer reinforcing mesh is bound.

In this embodiment, the wave wall 4 is connected to the longitudinal beam 6 through the bottom anchoring reinforcing steel bar.

In this embodiment, the inverted U-shaped breakwater 3 is an "inverted U-shaped" C40 reinforced concrete breakwater.

In this embodiment, the top hat beam 2 is made of C40 concrete. The cross beam 5 and the longitudinal beam 6 are made of C40 concrete, the height of the cross beam 5 is 1950mm, and the height of the longitudinal beam 6 is 1550 mm; the pile foundation 1 adopts a phi 1200mm cast-in-place pile, the transverse spacing is @2450mm, medium-stroke granite is used as a pile foundation bearing layer, and the elevation of the pile bottom is-20.53 m. The surface layer 7 is made of C35 concrete and has a thickness of 350 mm. The wave-blocking wall 4 is 0.85m higher than the surface layer and is arranged along the direction of the wharf.

Fig. 4 is the utility model discloses a schematic diagram is arranged to type of falling U breakwater structure below stake foundation pile position, and the length of type of falling U breakwater 3 is 9m, and the width is 1.8 m. 3 cast-in-place piles 1 with the diameter of 1200mm are arranged below the cap beam 2, the transverse spacing @2450mm and the longitudinal spacing @5500mm of the cast-in-place piles are arranged, the medium stroke granite serves as a pile foundation bearing layer, and the elevation of the pile bottom is-20.53 m. An inverted U-shaped wave-blocking plate 3 is arranged above the top beam 2.

Fig. 5 is the utility model discloses a fall U type manger plate structure schematic diagram, fall U type manger plate reinforcing bar and go deep into 1200mm in longeron 6 and the crossbeam 5, with longeron 6 and 5 steel bar welding of crossbeam, the lines that stretch out in the picture are the reinforcing bar, need with the steel bar welding of crossbeam 5 and longeron 6.

Fig. 6 is the utility model discloses a pile foundation structure arrangement of reinforcement schematic diagram of type of falling U breakwater structure, the degree of depth 800mm that roof beam 2 was emitted in the embedding of pile head 1. During segmented preparation, the vertical main reinforcements are required to be welded and connected, joints of the adjacent vertical main reinforcements are required to be staggered, and the number of the joints of the main reinforcements in the same connecting section is not more than 50% of the total number of the reinforcements. The cement strength grade is not lower than 42.5. The cement dosage is not less than 370kg/m3, and the water cement ratio is not more than 0.5. The concrete of the single cast-in-place pile poured by the guide pipe method needs to be continuously poured and formed at one time.

In the embodiment, the second stone 8 is 2t stone, the thickness of the second stone is 2m, the top of the second stone is flush with the bottom of the breakwater, the side slope is 1:1.5, the first stone 9 is 150 ~ 300kg stone, and the first stone is thrown from the mud surface 10, and the side slope is 1: 1.5.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments and application fields, and the above-described embodiments are illustrative, instructive, and not restrictive. Those skilled in the art, having the benefit of this disclosure, may effect numerous modifications thereto without departing from the scope of the invention as defined by the appended claims.

Claims

1. A revetment structure with a pile foundation is characterized by comprising the pile foundation (1), an upper beam (2), an inverted U-shaped wave blocking plate (3), a wave blocking wall (4), a cross beam (5) and a longitudinal beam (6), wherein the cap beam (2) is arranged at the top of the pile foundation (1), the inverted U-shaped wave blocking plate (3) is arranged at the top of the cap beam (2), the cross beam (5) and the longitudinal beam (6) are connected with the inverted U-shaped wave blocking plate (3) into a whole, the top surfaces of the cross beam (5) and the longitudinal beam (6) are provided with a surface layer (7), the end part of the inverted U-shaped wave blocking plate (3) is provided with a wave blocking wall (4), the wave blocking wall (4) is connected with the longitudinal beam (6), the lower part of the pile foundation (1) is paved with a first stone (9) and a second stone (8), wherein the first stone block (9) is thrown from the mud surface line (10) to the lower part of the pile foundation (1), and the second stone block (8) is laid on the top of the first stone block (9).

2. The revetment structure with pile foundation according to claim 1, wherein said inverted U-shaped breakwater (3) is installed on the cap beam (2) by means of anchoring bars.

3. The revetment structure with pile foundation according to claim 1, wherein said lateral beams (5) and longitudinal beams (6) are integrally connected to the inverted U-shaped breakwater (3) by means of anchor bars.

4. The revetment structure with pile foundation according to claim 1, wherein said beams (5) and stringers (6) are provided with cast-in-place forms, and after the top layer reinforcing mesh is bonded, the top layer (7) is cast-in-place.

5. Revetment structure with pile foundation according to claim 1, characterized in that the wave wall (4) is connected to the longitudinal beams (6) by means of bottom anchoring reinforcement.

6. The revetment structure with pile foundation according to any of claims 1 to 5, wherein said inverted U-shaped breakwater (3) is an "inverted U-shaped" C40 reinforced concrete breakwater.

7. Revetment structure with pile foundation according to any of claims 1-5, characterized in that the riser beams (2) are of C40 concrete.

8. The revetment structure with pile foundation according to claim 4, wherein said beams (5) and stringers (6) are made of C40 concrete, the height of the beam (5) is 1950mm and the height of the stringer (6) is 1550 mm; the pile foundation (1) adopts phi 1200mm cast-in-place piles with a transverse spacing of @2450mm, and takes medium-stroke granite as a pile foundation bearing layer, and the elevation of the pile bottom is-20.53 m.

9. Revetment structure with pile foundation according to any of claims 1 to 5, characterized in that the surface layer (7) is of C35 concrete with a thickness of 350 mm.

10. The revetment structure with pilings according to any of claims 1 to 5, wherein said retaining wall (4) is arranged along the wharf direction 0.85m above the surface layer, said second stones (8) are 2t stones with a thickness of 2m and a top flush with the bottom of the retaining wall, side slopes 1:1.5, said first stones (9) are 150 ~ 300kg stones which are thrown from the mudline (10) and side slopes 1: 1.5.