CN219343284U

CN219343284U - Single pile foundation structure

Info

Publication number: CN219343284U
Application number: CN202320788891.6U
Authority: CN
Inventors: 曾东波; 张锐雄; 郑逸楠; 方玉先
Original assignee: Unibuit Construction Investment Co ltd
Current assignee: Unibuit Construction Investment Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-14
Anticipated expiration: 2033-04-11

Abstract

The utility model relates to a single pile foundation technical field discloses a single pile foundation structure, including the rectangle ballast board, the middle part fixed mounting of rectangle ballast board has scour protection fixed cylinder, just single stake hole has been seted up to the top surface of scour protection fixed cylinder, single stake post is worn to be equipped with in the inside activity of single stake hole, the bottom surface of rectangle ballast board is filled there is the grit layer, the inside of scour protection fixed cylinder is filled there is the rubble, and the personnel of using pass the inside of fixed anchor hole with the fixed anchor and make it extend to the inside of grit layer to be convenient for compress tightly rectangle ballast board and relative seabed, increase the scour protection effect of seabed, owing to pack at rectangle ballast board bottom and laid fine stone layer and coarse stone layer, can effectually compress tightly the seabed, through the rubble that scour protection fixed cylinder and its inside set up simultaneously, can increase the weight of grit layer, improve the stability of seabed around the single stake post, play the protection to the seabed around the single post, improved the protectiveness.

Description

Single pile foundation structure

Technical Field

The application belongs to the technical field of single pile foundations, and particularly relates to a single pile foundation structure.

Background

The single pile foundation is formed by driving or sinking an elongated column into the soil by other methods, then building a bearing platform on the pile top, and installing a pier or wind power generation equipment on the bearing platform.

An anti-scouring structure of a single pile foundation of offshore wind power is disclosed in the patent with publication number CN218233551U, and comprises a sand bag, a sand quilt and an anti-scouring component, wherein the sand bag is used for encircling and fixing the single pile, the sand is paved on the sand bag, and the anti-scouring component is arranged on the sand quilt to fix the sand quilt and the sand bag. The utility model can fix the sand bag and the sand quilt, avoid scouring the sand bag and the sand quilt by ocean currents, improve the scouring resistance of the sand bag and the sand quilt and improve the fixing effect of the single pile.

In the process of realizing the application, the technology is found to have the following problems, the device is convenient for support the single pile through the support that sets up and prevents simultaneously that sand bag, sand from being influenced by the ocean current and producing the displacement, can improve the single pile foundation and wash out the guard effect, but the device is lighter because support self weight is less to sand bag, sand by bear the weight of pressing gravity for support, rib and mounting can't be fine in the use prevent around the single pile sand bag, sand are produced the displacement, its holistic practicality is relatively poor, for this reason provides single pile foundation structure.

Disclosure of Invention

The purpose of the present application is: in order to solve the problem that the support, the umbrella ribs and the fixing pieces cannot well prevent the sand bags and the sand around the single pile from being displaced in the use process because the support is lighter in weight and the bearing weight of the sand bags and the sand quilt is smaller, the whole practicality is poor, and the single pile foundation structure is provided.

The technical scheme adopted by the application is as follows: the single pile foundation structure comprises a rectangular ballast plate, an anti-scouring fixing cylinder is fixedly arranged in the middle of the rectangular ballast plate, a single pile hole is formed in the top surface of the anti-scouring fixing cylinder, a single pile is movably arranged in the single pile hole in a penetrating mode, a gravel layer is filled in the bottom surface of the rectangular ballast plate, broken stones are filled in the anti-scouring fixing cylinder, a plurality of fixing anchor holes are formed in the top surface of the rectangular ballast plate, a plurality of fixing anchor nails are inserted into the fixing anchor holes, and one ends of the fixing anchor nails extend to the inside of the gravel layer.

Through adopting above-mentioned technical scheme, the user passes the inside of fixed anchor hole with the fixed anchor and makes it extend to the inside on grit layer to be convenient for compress tightly rectangle ballast board and relative seabed, increase the scour prevention effect of seabed, simultaneously through the rubble of scour prevention fixed section of thick bamboo and its inside setting, can increase the weight on grit layer, improve the stability on seabed around the single pile column, when playing the protection to seabed around the single pile column, improved the protectiveness.

In a preferred embodiment, the top surface of the anti-scouring fixing cylinder is provided with an annular adding hole, the inner side wall of the annular adding hole is fixedly provided with an annular block, the inner part of the annular adding hole is positioned on the top surface of the annular block, and the annular plate is fixedly arranged on the top surface of the annular block through a set bolt.

Through adopting above-mentioned technical scheme, add the hole through the annular that sets up, the inside that the user of being convenient for adds the rubble to the fixed section of thick bamboo of scour prevention for more convenient accurate when personnel add the rubble again, through the annular piece that sets up, the annular plate of being convenient for is sealed to annular interpolation hole when not needing to add the rubble through the bolt fixed mounting who sets up.

In a preferred embodiment, the sand layer comprises a fine stone layer and a coarse stone layer, the coarse stone layer is arranged at the bottom of the fine stone layer, and the median particle size of the fine stone layer is smaller than that of the coarse stone layer.

Through adopting above-mentioned technical scheme, the grit layer of filling in the pit of washing away around the single stake post has two-layer structure, and the bottom is the coarse stone layer, and the upper strata is the fine stone layer, even though the fine stone layer on upper strata is washed away by rivers through this kind of mode, still the coarse crushing layer of bottom is fixed the single stake post, and the coarse stone layer is difficult for flowing along with rivers more, and the median diameter of fine stone layer and coarse stone layer can be selected according to the use needs.

In a preferred embodiment, the top surface of the annular plate is fixedly provided with two pull rings.

Through adopting above-mentioned technical scheme, through the pull ring that sets up, be convenient for install the dismantlement to annular plate.

In a preferred embodiment, a rectangular shielding plate is fixedly arranged on the bottom surface of the rectangular ballast plate.

Through adopting above-mentioned technical scheme, through the rectangle shielding plate that sets up, be convenient for shelter from fine stone layer and coarse stone layer, prevent as far as possible that sea water from flushing through fine stone layer and coarse stone layer of rectangle ballast board bottom, and then improve anti-scour ability.

In a preferred embodiment, the inner diameter of the single pile hole is larger than the outer diameter of the single pile.

Through adopting above-mentioned technical scheme, through the internal diameter of single stake hole that sets up being greater than the external diameter of single stake, the single stake of being convenient for passes the inside of single stake hole and sink into in the seabed.

In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. in this application, owing to adopted above-mentioned scheme, the user at first covers rectangle ballast board and scour protection fixed cylinder on the seabed around the single pile, then pass the inside of single pile hole with the single pile and install fixedly to the single pile, at this moment the user passes the inside of fixed anchor hole with the fixed anchor again and makes it extend to the inside on grit layer, thereby be convenient for compress tightly rectangle ballast board and relative seabed, increase the scour protection effect of seabed, owing to pack at rectangle ballast board bottom and laid fine stone layer and coarse stone layer, can effectually compress tightly the seabed, simultaneously through scour protection fixed cylinder and the rubble that sets up in its inside, can increase the weight on grit layer, improve the stability on the seabed around the single pile, the seabed is played the protection around the single pile, the protectiveness has been improved.

2. In this application, owing to adopted above-mentioned this scheme, add the hole through the annular of setting, convenient to use personnel adds the rubble to the inside of scour prevention fixed cylinder for more convenient accurate when personnel add the rubble again, through the annular piece that sets up, the annular plate of being convenient for seals annular interpolation hole when not needing to add the rubble through the bolt fixed mounting convenience that sets up.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic top view of the present application;

FIG. 3 is a schematic view of the non-installed structure of the anti-scour fixture of the present application;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1.

The marks in the figure: 1. a rectangular ballast plate; 2. anti-scour fixed cylinder; 3. a single pile hole; 4. single pile; 5. a sand layer; 6. breaking stone; 7. fixing the anchor hole; 8. fixing the anchor nails; 9. annular adding holes; 10. an annular block; 11. an annular plate; 12. a fine stone layer; 13. a coarse stone layer; 14. a pull ring; 15. rectangular shielding plate.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

Examples

Referring to fig. 1, 2 and 3, the single pile foundation structure comprises a rectangular ballast plate 1, wherein an anti-scour fixed cylinder 2 is fixedly arranged in the middle of the rectangular ballast plate 1, a single pile hole 3 is formed in the top surface of the anti-scour fixed cylinder 2, a single pile column 4 is movably penetrated in the single pile hole 3, and the inner diameter of the single pile hole 3 is larger than the outer diameter of the single pile column 4; through the rectangle ballast board 1 that sets up, be convenient for install fixed to scour protection fixed cylinder 2, the internal diameter through the single stake hole 3 that sets up is greater than the external diameter of single stake 4, and the inside that the single stake 4 of being convenient for passed single stake hole 3 is sunk into the seabed in, is convenient for install it.

Referring to fig. 1, the bottom surface of the rectangular ballast plate 1 is filled with a sand layer 5, and the rectangular ballast plate 1 is conveniently installed on the sand layer 5, so that the water flow can be contacted with the rectangular ballast plate 1 and the anti-scouring fixing cylinder 2 when scouring the single pile 4, the risk of direct contact between the water flow and the seabed around the single pile 4 is reduced, and the anti-scouring effect is improved.

Referring to fig. 1, the inside of the anti-scour fixing cylinder 2 is filled with crushed stone 6, and the stability of the single pile 4 is conveniently improved through the arranged crushed stone 6, so that the anti-scour effect is further improved.

Referring to fig. 1 and 2, a plurality of fixing anchor holes 7 are formed in the top surface of the rectangular ballast plate 1, fixing anchors 8 are inserted into the fixing anchor holes 7, and one ends of the fixing anchors 8 extend into the sand layer 5; through the fixed anchor holes 7, the fixed anchors 8 are convenient to insert into the sand stone layer 5, stability of the rectangular ballast plate 1 is improved, influence on the seabed around the single pile 4 caused by flushing of water flow is prevented as much as possible, and protection on the single pile 4 is improved.

Referring to fig. 2, 3 and 4, an annular adding hole 9 is formed in the top surface of the anti-scouring fixing cylinder 2, an annular block 10 is fixedly mounted on the inner side wall of the annular adding hole 9, an annular plate 11 is arranged on the top surface of the annular block 10 inside the annular adding hole 9, and the annular plate 11 is fixedly mounted on the top surface of the annular block 10 through a set bolt; through the annular interpolation hole 9 that sets up, the inside of the fixed section of thick bamboo 2 of convenient to use personnel to scour prevention adds rubble 6, is convenient for increase the fixed section of thick bamboo 2 scour prevention effect of scour prevention, improves sand stone layer 5 weight simultaneously, through the annular piece 10 that sets up, the annular plate 11 of being convenient for is sealed annular interpolation hole 9 when not needing to add rubble 6 through the bolt fixed mounting convenience that sets up.

Referring to fig. 1, the sand layer 5 includes a fine stone layer 12 and a coarse stone layer 13, the coarse stone layer 13 is provided at the bottom of the fine stone layer 12, and the median particle size of the fine stone layer 12 is smaller than that of the coarse stone layer 13; the gravel layer 5 filled in the scouring pit around the single pile column 4 has a two-layer structure, the bottom layer is the coarse stone layer 13, and the upper layer is the fine stone layer 12, by this mode, even though the fine stone layer 12 on the upper layer is scoured by water flow, the coarse stone layer 13 on the bottom layer is also used for fixing the single pile column 4, and the coarse stone layer 13 is not easy to flow along with the water flow, and the median particle size of the fine stone layer 12 and the coarse stone layer 13 can be selected according to the use requirement.

Referring to fig. 1, 2 and 3, two tabs 14 are fixedly installed on the top surface of the annular plate 11; through the pull ring 14 that sets up, be convenient for install the dismantlement to annular plate 11.

Referring to fig. 1, a rectangular shielding plate 15 is fixedly installed on the bottom surface of a rectangular ballast plate 1; through the rectangle shielding plate 15 that sets up, be convenient for shelter from fine stone layer 12 and coarse stone layer 13, prevent as far as possible that sea water from washing away fine stone layer 12 and coarse stone layer 13 of rectangle ballast board 1 bottom, and then improve holistic scour resistance.

The implementation principle of the single pile foundation structure embodiment of the application is as follows: the rectangular ballast plate 1 and the anti-scouring fixing cylinder 2 are covered on the seabed around the single pile 4 by a user, then the single pile 4 passes through the inside of the single pile hole 3 to install and fix the single pile 4, and the user passes through the inside of the fixed anchor hole 7 and extends the fixed anchor 8 to the inside of the sand and stone layer 5, so that the rectangular ballast plate 1 and the opposite seabed are conveniently pressed, the anti-scouring effect of the seabed is improved, the seabed can be effectively pressed due to the fact that the fine stone layer 12 and the coarse stone layer 13 are filled and paved at the bottom of the rectangular ballast plate 1, meanwhile, the weight of the sand and stone layer 5 can be increased through the anti-scouring fixing cylinder 2 and the broken stone 6 arranged in the single pile 4, the stability of the seabed around the single pile 4 is improved, and the protection of the seabed around the single pile 4 is protected.

Through the annular interpolation hole 9 that sets up, the inside of convenient to use personnel to scour prevention fixed cylinder 2 adds rubble 6 for more convenient accurate when personnel add rubble 6 again, through the annular piece 10 that sets up, the annular plate 11 of being convenient for is sealed annular interpolation hole 9 when not needing to add rubble 6 through the bolt fixed mounting convenience that sets up.

The above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. Single pile foundation structure, comprising rectangular ballast plates (1), characterized in that: the anti-scour ballast is characterized in that an anti-scour fixing cylinder (2) is fixedly arranged in the middle of the rectangular ballast plate (1), a single pile hole (3) is formed in the top surface of the anti-scour fixing cylinder (2), a single pile column (4) is movably arranged in the single pile hole (3) in a penetrating mode, a gravel layer (5) is filled in the bottom surface of the rectangular ballast plate (1), broken stones (6) are filled in the anti-scour fixing cylinder (2), a plurality of fixing anchor holes (7) are formed in the top surface of the rectangular ballast plate (1), a plurality of fixing anchor nails (8) are inserted in the fixing anchor holes (7), and one ends of the fixing anchor nails (8) extend to the inside of the gravel layer (5).

2. The monopile foundation structure of claim 1, wherein: the anti-scouring fixing cylinder is characterized in that an annular adding hole (9) is formed in the top surface of the anti-scouring fixing cylinder (2), an annular block (10) is fixedly arranged on the inner side wall of the annular adding hole (9), an annular plate (11) is arranged on the top surface of the annular block (10) in the annular adding hole (9), and the annular plate (11) is fixedly arranged on the top surface of the annular block (10) through a set bolt.

3. The monopile foundation structure of claim 1, wherein: the sand and stone layer (5) comprises a fine stone layer (12) and a coarse stone layer (13), the coarse stone layer (13) is arranged at the bottom of the fine stone layer (12), and the median particle size of the fine stone layer (12) is smaller than that of the coarse stone layer (13).

4. The monopile foundation structure of claim 2, wherein: the top surface of the annular plate (11) is fixedly provided with two pull rings (14).

5. The monopile foundation structure of claim 1, wherein: the bottom surface of the rectangular ballast plate (1) is fixedly provided with a rectangular shielding plate (15).

6. The monopile foundation structure of claim 1, wherein: the inner diameter of the single pile hole (3) is larger than the outer diameter of the single pile (4).