CN210887094U

CN210887094U - Gravity wharf upgrading structure

Info

Publication number: CN210887094U
Application number: CN201921689623.9U
Authority: CN
Inventors: 孔令学
Original assignee: Dalian Port Design & Research Institute Co ltd
Current assignee: Dalian Port Design & Research Institute Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-30
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a gravity type pier upgrade structure, including the pier body, the cast-in-place breastwall of the front end pouring of the pier breastwall of pier body, cast-in-place breastwall and pier breastwall pass through stock pouring integral structure, just the bottom of cast-in-place breastwall and the top fixed connection of the long stake of many vertical settings, the bottom of long stake is passed the foundation bed of pier body, and face two mutually be equipped with a plurality of stub between the long stake, long stake with short stake shape long stub sheet pile headwall, just long stub sheet pile headwall with be equipped with between the pier body and fix the coping concrete at foundation bed top. The utility model discloses add cast-in-place breast wall at the front end of pier body, can increase the berthing grade, and reduced the damage of pier. The long and short pile-plate pile front wall additionally arranged at the front edge of the wharf body can enable the front edge of the wharf to be vertically excavated, and the problem that the dredging depth of the front edge of the wharf directly influences the safety and stability of the gravity wharf structure is solved.

Description

Gravity wharf upgrading structure

Technical Field

The utility model relates to a pier, specifically speaking are a gravity type pier upgrade structure.

Background

In recent years, with the rapid development of waterway transportation in China, the original gravity type wharf facilities which have been used for many years are not more and more suitable for new development requirements, such as damaged wharfs, low berthing grade, incapability of adapting to the change of cargo seeds, low utilization rate of shoreline resources, insufficient wharf passing capacity and the like.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned technical problem, a gravity wharf upgrading structure is provided. The utility model discloses a technical means as follows:

a gravity wharf upgrading structure comprises a wharf body, wherein a cast-in-place breast wall is poured at the front end of a wharf breast wall of the wharf body, the cast-in-place breast wall and the wharf breast wall are poured into an integrated structure through anchor rods, the bottom of the cast-in-place breast wall is fixedly connected with the tops of a plurality of vertically arranged long piles, the bottoms of the long piles penetrate through a foundation bed at the bottom of the wharf body, a plurality of short piles are arranged between two adjacent long piles, and the bottoms of the short piles penetrate through the foundation bed; the arrangement directions of the long piles and the short piles are parallel to the width direction of the cast-in-place breast wall, the long piles and the short piles form a long and short pile sheet pile front wall, a coping concrete fixed to the top of the foundation bed is arranged between the long and short pile sheet pile front wall and the wharf body, and the extension direction of the coping concrete is parallel to the width direction of the cast-in-place breast wall.

The front surface of the cast-in-place breast wall is fixed with a protective string and a D-shaped protective string, and the upper surface of the cast-in-place breast wall is fixed with a bollard.

The height of the coping concrete is 400 mm-600 mm.

The wharf body is provided with an anchoring structure, and the anchoring structure is connected with the wharf breast wall through a pull rod.

The anchoring structure is a pile foundation structure or a sheet pile wall structure, and the pull rod is a steel pull rod.

The bottom end of the cast-in-place breast wall is higher than the designed low water level of the gravity wharf upgrading structure, and the top end of the cast-in-place breast wall is higher than the designed high water level of the gravity wharf upgrading structure; the bottom end of the protective string is higher than the designed low water level of the gravity wharf upgrading structure, the top end of the protective string is lower than the designed high water level of the gravity wharf upgrading structure, and the D-shaped protective string is higher than the designed extremely high water level of the gravity wharf upgrading structure.

The long pile and the short pile are of steel pipe piles or cast-in-place pile structures.

The top of the short pile is 1-1.5 m higher than the top of the foundation bed.

The wharf body is a gravity wharf with a caisson structure or a gravity wharf with a square structure or a gravity wharf with a counterfort structure.

The cast-in-situ breast wall is of a cast-in-situ reinforced concrete structure.

The utility model has the advantages of it is following:

1. the utility model discloses add cast-in-place breast wall at the front end of pier body, can increase the berthing grade, the change of better adaptation kind of goods, increase the utilization ratio of bank line resource, improve the trafficability characteristic of pier, and reduced the damage of pier.

2. The cast-in-place breast wall is fixed through the long piles, and the short piles are arranged between the long piles, so that seawater can flow into gaps between the long piles (above the short piles), the investment of engineering amount is reduced, the expense is reduced, and the environment-friendly effect is achieved. The long pile and the short pile form a long and short pile sheet pile front wall and a coping concrete common protective foundation bed.

3. The long and short pile-plate pile front wall additionally arranged at the front edge of the wharf body can enable the front edge of the wharf to be vertically excavated, and the problem that the dredging depth of the front edge of the wharf directly influences the safety and stability of the gravity wharf structure is solved;

4. the mooring rope force of the wharf is increased by the aid of the anchoring structures.

5. During specific construction, only the original wharf is required to be processed, the engineering quantity is small, and the effect of upgrading the wharf can be achieved.

Based on the reason, the utility model discloses can extensively promote in fields such as pier.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a sectional view of a gravity wharf upgrading structure of a caisson structure in embodiment 1 of the present invention.

Fig. 2 is a cross-sectional view of a block-structured gravity wharf upgrade structure according to embodiment 2 of the present invention.

Fig. 3 is a sectional view of a gravity wharf upgrading structure of a buttress structure in embodiment 3 of the present invention.

Fig. 4 is a top view of the front wall of the long and short sheet pile in embodiments 1-3 of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 and 4, a gravity wharf upgrading structure comprises a wharf body 1, wherein the wharf body 1 is a caisson structure gravity wharf, a cast-in-place breast wall 2 is cast at the front end of a wharf breast wall 11 at the front end of the wharf body 1, the cast-in-place breast wall 2 and the wharf breast wall 11 are cast into an integral structure through an anchor rod 21, the bottom of the cast-in-place breast wall 2 is fixedly connected with the tops of a plurality of vertically arranged long piles 3, the bottom of each long pile 3 penetrates through a foundation bed 12 of the wharf body 1, a plurality of short piles 4 are arranged between two adjacent long piles 3, and the bottoms of the short piles 4 penetrate through the foundation bed 12; the arrangement directions of the long piles 3 and the short piles 4 are parallel to the width direction of the cast-in-place breast wall 2, the long piles 3 and the short piles 4 are arranged to form a long and short sheet pile front wall, a coping concrete 5 fixed to the top of the foundation bed 12 is arranged between the long and short sheet pile front wall and the wharf body 1, and the extension direction of the coping concrete 5 is parallel to the width direction of the cast-in-place breast wall 2.

The front surface of the cast-in-situ breast wall 2 is fixed with a protective string 22 and a D-shaped protective string 23, and the upper surface of the cast-in-situ breast wall 2 is fixed with a bollard 24.

The height of the coping concrete 5 is 400 mm-600 mm.

The wharf body 1 is provided with an anchoring structure 13, and the anchoring structure 13 is connected with the wharf breast wall 11 through a pull rod 14.

The anchoring structure 13 is a pile foundation structure or a sheet pile wall structure, and the pull rod 14 is a steel pull rod.

The bottom end of the cast-in-place breast wall 2 is higher than the designed low water level of the gravity wharf upgrading structure, and the top end of the cast-in-place breast wall 2 is higher than the designed extremely high water level of the gravity wharf upgrading structure; the bottom end of the protective string 22 is higher than the designed low water level of the gravity wharf upgrading structure, the top end of the protective string 22 is lower than the designed high water level of the gravity wharf upgrading structure, and the D-shaped protective string 23 is higher than the designed extremely high water level of the gravity wharf upgrading structure.

The long pile 3 and the short pile 4 are of steel pipe piles or cast-in-place pile structures.

The top of the short pile 4 is 1-1.5 m higher than the top of the foundation bed 12.

The cast-in-situ breast wall 2 is of a cast-in-situ reinforced concrete structure.

Example 2

As shown in fig. 2 and 4, the difference between the present embodiment and embodiment 1 is that the dock body is a gravity dock with a square structure.

Example 3

As shown in fig. 3 and 4, the difference between this embodiment and embodiment 1 is that the dock body is a buttress gravity dock.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A gravity wharf upgrading structure comprises a wharf body and is characterized in that a cast-in-place breast wall is poured at the front end of a wharf breast wall of the wharf body, the cast-in-place breast wall and the wharf breast wall are poured into an integrated structure through anchor rods, the bottom of the cast-in-place breast wall is fixedly connected with the tops of a plurality of vertically arranged long piles, the bottoms of the long piles penetrate through a foundation bed of the wharf body, a plurality of short piles are arranged between two adjacent long piles, and the bottoms of the short piles penetrate through the foundation bed; the arrangement directions of the long piles and the short piles are parallel to the width direction of the cast-in-place breast wall, the long piles and the short piles form a long and short pile sheet pile front wall, a coping concrete fixed to the top of the foundation bed is arranged between the long and short pile sheet pile front wall and the wharf body, and the extension direction of the coping concrete is parallel to the width direction of the cast-in-place breast wall.

2. A gravity wharf upgrading structure according to claim 1 further comprising: the front surface of the cast-in-place breast wall is fixed with a protective string and a D-shaped protective string, and the upper surface of the cast-in-place breast wall is fixed with a bollard.

3. A gravity wharf upgrading structure according to claim 1 further comprising: the height of the coping concrete is 400 mm-600 mm.

4. A gravity wharf upgrading structure according to claim 1 further comprising: the wharf body is provided with an anchoring structure, and the anchoring structure is connected with the wharf breast wall through a pull rod.

5. A gravity wharf upgrading structure according to claim 4 further comprising: the anchoring structure is a pile foundation structure or a sheet pile wall structure, and the pull rod is a steel pull rod.

6. A gravity wharf upgrading structure according to claim 2 further comprising: the bottom end of the cast-in-place breast wall is higher than the designed low water level of the gravity wharf upgrading structure, and the top end of the cast-in-place breast wall is higher than the designed high water level of the gravity wharf upgrading structure; the bottom end of the protective string is higher than the designed low water level of the gravity wharf upgrading structure, the top end of the protective string is lower than the designed high water level of the gravity wharf upgrading structure, and the D-shaped protective string is higher than the designed extremely high water level of the gravity wharf upgrading structure.

7. A gravity wharf upgrading structure according to claim 1 further comprising: the long pile and the short pile are of steel pipe piles or cast-in-place pile structures.

8. A gravity wharf upgrading structure according to claim 1 further comprising: the top of the short pile is 1-1.5 m higher than the top of the foundation bed.

9. A gravity wharf upgrading structure according to claim 1 further comprising: the wharf body is a gravity wharf with a caisson structure or a gravity wharf with a square structure or a gravity wharf with a counterfort structure.

10. A gravity wharf upgrading structure according to claim 1 further comprising: the cast-in-situ breast wall is of a cast-in-situ reinforced concrete structure.