CN219973303U - Protective cover assembly for offshore wind power steel pipe pile foundation - Google Patents

Abstract

The utility model discloses a protective cover assembly for a marine wind power steel pipe pile foundation, which comprises a protective cover, a connecting piece and a plurality of fasteners, wherein the protective cover comprises a first cover body and a second cover body which are arranged at intervals in the axial direction of a steel pipe pile, the first cover body and the second cover body are arc-shaped, a first inserting part is arranged on the first cover body, a second inserting part is arranged on the second cover body, the connecting piece is provided with a first groove and a second groove which are opposite in the axial direction of the steel pipe pile, the first inserting part is inserted in the first groove, the second inserting part is inserted in the second groove, the fasteners are arranged at intervals in the axial direction of the steel pipe pile, and the fasteners are arranged around the steel pipe pile in a circle to fasten the protective cover on the steel pipe pile. The embodiment of the utility model provides a protective cover assembly which is simple to install and low in installation cost.

Description

Protective cover assembly for offshore wind power steel pipe pile foundation

Technical Field

The utility model relates to the technical field of offshore steel structure protection, in particular to a protective cover assembly for an offshore wind power steel pipe pile foundation.

Background

The marine environment is a highly corrosive environment, seawater corrosion can seriously affect a steel pipe pile foundation serving in the environment, and the composite cladding technology is taken as an effective anti-corrosion protection measure, so that long-term and efficient protection can be provided for the steel pipe pile foundation in a harbor engineering structure. Specifically, after the outer surface of the steel pipe pile is coated with the anti-corrosion material, a protective cover made of fiber reinforced resin is covered on the steel pipe pile to protect the anti-corrosion material on the steel pipe pile.

In the related art, because the steel pipe pile of the offshore wind turbine foundation is usually a large-diameter steel pipe pile, the protection cover is usually a protection cover formed by splicing a plurality of semicircular arc pieces, four ends of each semicircular arc piece are all manufactured into a flange structure, and the flanges are connected by using metal manufacturing bolts with high corrosion resistance specifications so as to be installed on the steel pipe pile. The bolts are made of metal materials with high corrosion resistance specifications and have heavy mass, so that the protective cover is high in cost and difficult to install.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. To this end, embodiments of the present utility model provide a protective cover assembly that is simple and inexpensive to install.

The protective cover assembly comprises a protective cover, a connecting piece and a plurality of fasteners, wherein the protective cover comprises a first cover body and a second cover body which are arranged at intervals in the axial direction of a steel pipe pile, the first cover body and the second cover body are arc-shaped, the inner peripheral surface of the first cover body and the inner peripheral surface of the second cover body are matched with the outer peripheral surface of the steel pipe pile, the first cover body is provided with a first inserting connection part, and the second cover body is provided with a second inserting connection part;

the connecting piece is arranged between the first cover body and the second cover body in the axial direction of the steel pipe pile, the connecting piece is provided with a first groove and a second groove which are opposite in the axial direction of the steel pipe pile, the first inserting part is inserted into the first groove, and the second inserting part is inserted into the second groove; and

the fasteners are arranged at intervals in the axial direction of the steel pipe pile, and the fasteners are arranged around the steel pipe pile in a circle so as to fasten the protective cover on the steel pipe pile.

In some embodiments, the number of the first covers and the number of the second covers are multiple, the first covers and the second covers are in one-to-one correspondence, and the first covers and the second covers are all arranged around the steel pipe pile in one circle;

the number of the connecting pieces is multiple, and the first cover body is connected with the corresponding second cover body through at least one connecting piece.

In some embodiments, the connector is arcuate, and the inner circumferential surface of the connector is adapted to the outer circumferential surface of the steel pipe pile.

In some embodiments, a plurality of the connectors are disposed around the steel pipe pile.

In some embodiments, an epoxy is disposed between the top end of the first cover and the steel pipe pile to seal the first cover and the steel pipe pile; and/or

And epoxy resin is arranged between the bottom end of the second cover body and the steel pipe pile so as to seal the second cover body and the steel pipe pile.

In some embodiments, an epoxy seal is used between adjacent ones of the connectors.

In some embodiments, the fastener comprises a plurality of fastening units, and the plurality of fastening units are sequentially and detachably connected end to end.

In some embodiments, the first cover comprises a first rigid layer and a first flexible layer, the first flexible layer being disposed on an inner side of the first rigid layer; and/or

The second cover body comprises a second rigid layer and a second flexible layer, and the second flexible layer is arranged on the inner side of the second rigid layer.

In some embodiments, the first rigid layer and the second rigid layer are made of a fiber-reinforced composite; and/or

The first flexible layer and the second flexible layer are made of foamed plastic or rubber.

In some embodiments, the protective cover assembly according to the embodiment of the present utility model further includes a support member, where the support member is disposed at a bottom end of the protective cover and is connected to the steel pipe pile, so as to support the protective cover.

According to the protective cover assembly, the connecting piece is arranged between the first cover body and the second cover body, so that the first cover body and the second cover body are positioned and installed on the steel pipe pile in the axial direction, the installation is simple, and the installation efficiency of the retaining cover is improved. In addition, the heavy bolt connecting piece with high anti-corrosion specification is omitted, so that the whole weight of the protective cover is reduced, and the installation cost is saved.

Therefore, the protective cover provided by the embodiment of the utility model has the advantages of simplicity in installation, low installation cost and the like.

Drawings

FIG. 1 is a schematic perspective view of a protective cover assembly according to an embodiment of the present utility model.

FIG. 2 is a perspective view of another view of a protective cover assembly according to an embodiment of the present utility model.

FIG. 3 is a schematic top view of a boot assembly according to an embodiment of the present utility model.

FIG. 4 is a schematic cross-sectional mounting view of a protective cover assembly according to an embodiment of the present utility model.

FIG. 5 is a schematic view of the structure of the first and second cover bodies of the protective cover assembly according to the embodiment of the present utility model.

FIG. 6 is a schematic structural view of a connector of a protective cover assembly according to an embodiment of the present utility model.

FIG. 7 is a schematic view of the structure of a fastener of a protective cover assembly according to an embodiment of the present utility model.

Reference numerals:

a protective cover assembly 100; a steel pipe pile 200;

a protective cover 1; a first cover 101; a first plug section 1011; a first rigid layer 1012; a first flexible layer 1013; a second cover 102; a second insertion portion 1021; a second rigid layer 1022; a second flexible layer 1023;

a connecting piece 2; a first groove 201; a second groove 202;

a fastener 3; the single body 301 is fastened.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The technical scheme of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, a protective cover assembly 100 of an embodiment of the present utility model includes a protective cover 1, a connector 2, and a plurality of fasteners 3. The protection cover 1 includes a first cover body 101 and a second cover body 102 which are arranged at intervals in the axial direction of the steel pipe pile 200, the first cover body 101 and the second cover body 102 are arc-shaped, the inner peripheral surface of the first cover body 101 and the inner peripheral surface of the second cover body 102 are matched with the outer peripheral surface of the steel pipe pile 200, the first cover body 101 is provided with a first inserting connection part 1011, and the second cover body 102 is provided with a second inserting connection part 1021.

The connector 2 is disposed between the first cover 101 and the second cover 102 in the axial direction of the steel pipe pile 200, the connector 2 has a first groove 201 and a second groove 202 opposite to each other in the axial direction of the steel pipe pile 200, the first insertion portion 1011 is inserted into the first groove 201, and the second insertion portion 1021 is inserted into the second groove 202.

A plurality of fasteners 3 are provided at intervals in the axial direction of the steel pipe pile 200, and the fasteners 3 are provided around the steel pipe pile 200 in a circle to fasten the protective cover 1 to the steel pipe pile 200.

In the installation process of the protective cover assembly 100 according to the embodiment of the utility model, the connecting piece 2 is firstly arranged between the first cover body 101 and the second cover body 102 in the axial direction of the steel pipe pile 200, the first plug-in part 1011 of the first cover body 101 is inserted into the first groove 201, and the second plug-in part 1021 of the first cover body 101 is inserted into the second groove 202, so that the positioning installation of the first cover body 101 and the second cover body 102 in the axial direction of the steel pipe pile 200 is realized. The fastener 3 is then looped around the steel pipe pile 200 again to fix the protection cover 1 in the circumferential direction of the steel pipe pile 200, thereby achieving the fixation of the protection cover 1 in the circumferential direction of the steel pipe pile 200.

According to the protective cover assembly 100 provided by the embodiment of the utility model, the connecting piece 2 is arranged between the first cover body 101 and the second cover body 102, so that the first cover body 101 and the second cover body 102 are positioned and installed on the steel pipe pile 200 in the axial direction, the installation is simple, and the installation efficiency of the retaining cover is improved. In addition, the heavy high anti-corrosion bolt connecting piece is omitted, the whole weight of the protective cover 1 is reduced, and the installation cost can be saved.

Therefore, the protective cover 1 of the embodiment of the utility model has the advantages of simple installation, low installation cost and the like.

Optionally, the number of the first cover 101 and the second cover 102 is multiple, the first covers 101 and the second covers 102 are in one-to-one correspondence, and the first covers 101 and the second covers 102 are all arranged around the steel pipe pile 200 in a circle. The number of the connecting pieces 2 is plural, and the first cover 101 and the corresponding second cover 102 are connected by at least one connecting piece 2.

For example, as shown in fig. 1 to 3, the number of the first cover 101, the second cover 102 and the connecting piece 2 is one-to-one and two, and the first cover 101 and the second cover 102 are connected by one connecting piece 2, so that the connection between the first cover 101 and the second cover 102 is convenient. In addition, each of the plurality of first covers 101, the plurality of second covers 102, and the plurality of connectors 2 is provided around one turn of the steel pipe pile 200, thereby protecting the entire steel pipe pile 200, and improving the protection effect of the steel pipe pile 200 foundation.

In some embodiments, the connector 2 is arcuate, with the inner circumference of the connector 2 fitting the outer circumference of the steel pipe pile 200. When the connecting piece 2 is installed, the inner peripheral surface of the connecting piece 2 is attached to the outer peripheral surface of the steel pipe pile 200, so that seawater is prevented from entering an assembly gap between the connecting piece 2 and the steel pipe pile 200 to corrode the steel pipe pile 200, and the protection effect of the protection cover 1 is improved.

In some embodiments, a plurality of connectors 2 are disposed around the steel pipe pile 200, and in addition to protecting the steel pipe pile 200 by the protecting cover 1, the portion of the steel pipe pile 200 where the connectors 2 are disposed may also protect the steel pipe pile 200, which is beneficial to improving the protection of the steel pipe pile 200.

Optionally, an epoxy resin is provided between the top end of the first casing 101 and the steel pipe pile 200 to seal the first casing 101 and the steel pipe pile 200.

Optionally, an epoxy resin is provided between the bottom end of the second cover 102 and the steel pipe pile 200 to seal the second cover 102 and the steel pipe pile 200.

Optionally, the adjacent connecting members 2 are sealed with epoxy.

In some embodiments, the fastener 3 includes a plurality of fastening units 301, and the plurality of fastening units 301 are sequentially and detachably connected end to end.

For example, as shown in fig. 7, the fastening units 301 are provided with flange structures along two ends of the steel pipe pile 200 in the circumferential direction, and two adjacent fastening units 301 are connected by bolts, so that the two adjacent fastening units 301 are convenient to connect.

In some embodiments, the first enclosure 101 includes a first rigid layer 1012 and a first flexible layer 1013, the first flexible layer 1013 being disposed inside the first rigid layer 1012.

When a ship or other object impacts the first casing 101 on the steel pipe pile 200, the first rigid layer 1012 plays a role of rigid protection against damage to the steel pipe pile 200 due to rigid collision. The first flexible layer 1013 plays a role of buffering, and prevents the steel pipe pile 200 from breaking and failing due to overlarge impact force of ships and other objects.

In some embodiments, the second enclosure 102 includes a second rigid layer 1022 and a second flexible layer 1023, the second flexible layer 1023 being disposed inside the second rigid layer 1022.

The second rigid layer 1022 plays a role of rigid protection against damage to the steel pipe pile 200 due to rigid collision when a ship or other object impacts the second casing 102 on the steel pipe pile 200. The second flexible layer 1023 serves as a buffer to prevent the steel pipe pile 200 from breaking and failing due to excessive impact force of ships and other objects.

Optionally, the first rigid layer 1012 and the second rigid layer 1022 are made of a fiber reinforced composite.

For example, the first rigid layer 1012 and the second rigid layer 1022 are each fiber reinforced composite plastic composed of carbon fiber, glass fiber, boron fiber, plant fiber, basalt fiber, or the like and an unsaturated polyester, epoxy, or phenolic matrix.

Optionally, the first and second flexible layers 1013, 1023 are made of foamed plastic or rubber.

For example, the first flexible layer 1013 and the second flexible layer 1023 are each made of foamed plastic, rubber, or the like.

In some embodiments, the protective cover assembly 100 of the present utility model further includes a support member, where the support member is disposed at the bottom end of the protective cover 1 and is connected to the steel pipe pile 200, so as to support the protective cover 1, and prevent the protective cover 1 from sliding down the steel pipe pile 200 under the action of self gravity, which is beneficial to improving the installation stability of the protective cover.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the utility model.

Claims (10)

1. A safety cover subassembly for marine wind-powered electricity generation steel-pipe pile basis, characterized in that includes:

the protection cover comprises a first cover body and a second cover body which are arranged at intervals in the axial direction of the steel pipe pile, wherein the first cover body and the second cover body are arc-shaped, the inner peripheral surface of the first cover body and the inner peripheral surface of the second cover body are matched with the outer peripheral surface of the steel pipe pile, the first cover body is provided with a first inserting connection part, and the second cover body is provided with a second inserting connection part;

the connecting piece is arranged between the first cover body and the second cover body in the axial direction of the steel pipe pile, the connecting piece is provided with a first groove and a second groove which are opposite in the axial direction of the steel pipe pile, the first inserting part is inserted into the first groove, and the second inserting part is inserted into the second groove; and

the steel pipe pile is characterized by comprising a plurality of fasteners, wherein the fasteners are arranged at intervals in the axial direction of the steel pipe pile, and the fasteners are arranged around the steel pipe pile in a circle so as to fasten the protective cover on the steel pipe pile.

2. The protective cover assembly for a marine wind power steel pipe pile foundation according to claim 1, wherein the number of the first cover bodies and the second cover bodies is multiple, the first cover bodies and the second cover bodies are in one-to-one correspondence, and the first cover bodies and the second cover bodies are arranged around the steel pipe pile in a circle;

the number of the connecting pieces is multiple, and the first cover body is connected with the corresponding second cover body through at least one connecting piece.

3. The protective cover assembly for a offshore wind power steel pipe pile foundation according to claim 2, wherein the connecting piece is arc-shaped, and an inner circumferential surface of the connecting piece is matched with an outer circumferential surface of the steel pipe pile.

4. A protective cover assembly for an offshore wind power steel pipe pile foundation according to claim 3, wherein a plurality of said connectors are provided around the steel pipe pile.

5. The protective cover assembly for an offshore wind power steel pipe pile foundation according to claim 2, wherein epoxy resin is arranged between the top end of the first cover body and the steel pipe pile to seal the first cover body and the steel pipe pile; and/or

And epoxy resin is arranged between the bottom end of the second cover body and the steel pipe pile so as to seal the second cover body and the steel pipe pile.

6. The protective cover assembly for a marine wind power steel pipe pile foundation according to claim 2, wherein adjacent connectors are sealed by epoxy resin.

7. The protective cover assembly for a marine wind power steel pipe pile foundation according to claim 1, wherein the fastener comprises a plurality of fastening monomers, and the fastening monomers are sequentially and detachably connected end to end.

8. The protective cover assembly for an offshore wind power steel pipe pile foundation according to any one of claims 1-7, wherein the first cover body comprises a first rigid layer and a first flexible layer, the first flexible layer being provided inside the first rigid layer; and/or

The second cover body comprises a second rigid layer and a second flexible layer, and the second flexible layer is arranged on the inner side of the second rigid layer.

9. The protective cover assembly for an offshore wind power steel pipe pile foundation of claim 8, wherein the first rigid layer and the second rigid layer are made of a fiber reinforced composite material; and/or

The first flexible layer and the second flexible layer are made of foamed plastic or rubber.

10. The protective cover assembly for a offshore wind power steel pipe pile foundation according to claim 1, further comprising a support member provided at a bottom end of the protective cover and connected to the steel pipe pile to support the protective cover.