CN218322889U

CN218322889U - Seabed scouring monitoring pile foundation

Info

Publication number: CN218322889U
Application number: CN202222336958.0U
Authority: CN
Inventors: 邸南思; 刘占领; 吴泽; 张晓蕊; 邓向舒; 陈露露; 胡德芳; 刘宇; 王振双
Original assignee: Three Gorges New Energy Yancheng Dafeng Co ltd; China Three Gorges Corp; Shanghai Investigation Design and Research Institute Co Ltd SIDRI; China Three Gorges Renewables Group Co Ltd
Current assignee: Three Gorges New Energy Yancheng Dafeng Co ltd; China Three Gorges Corp; Shanghai Investigation Design and Research Institute Co Ltd SIDRI; China Three Gorges Renewables Group Co Ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-17
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to an offshore wind power technology field especially relates to a seabed erodees monitoring pile basis. The seabed scouring monitoring pile foundation comprises a pile foundation main body which is vertically arranged, one end of the pile foundation main body is buried below a sea bed surface, the other end of the pile foundation main body is located above the sea level, a pedestrian platform and a fixed support are arranged on the pile foundation main body, the pedestrian platform is axially arranged on the pile foundation main body and located above the sea level, the fixed support is arranged on the outer peripheral surface of the pile foundation main body in a manner of being parallel to the axis of the pile foundation main body, one end of the fixed support is close to the sea bed surface, the other end of the fixed support is located above the sea level and close to the pedestrian platform, monitoring equipment can be detachably connected with the fixed support along the fixed support in a reciprocating sliding manner, and is connected with the pedestrian platform through a rope. The monitoring equipment for the seabed scouring monitoring pile foundation is flexible and convenient to replace.

Description

Seabed scouring monitoring pile foundation

Technical Field

The utility model relates to an offshore wind power technology field especially relates to a seabed erodees monitoring pile basis.

Background

Offshore wind power is widely developed as a green clean energy, and the support form of a common offshore wind power unit is a fixed pile foundation support, namely, the offshore wind power unit is connected with a structure above a sea bed surface through a pile foundation embedded below the sea bed surface. However, after the pile foundation of the offshore wind turbine generator system is constructed, the local flow state around the pile foundation is changed, and the shear stress of water flow on the seabed is increased, so that the sand-carrying capacity of the water flow is improved, if the seabed at the position where the pile foundation is arranged is just easy to erode, a scouring pit can be formed in the local part of the pile foundation, and the scouring pit can influence the stability of the pile foundation, so that the monitoring significance on the seabed scouring condition is great.

At present, monitoring facilities are fixed on the periphery of a pile foundation above a sea bed surface, the monitoring facilities need divers to operate underwater after being damaged due to reasons such as seawater erosion and cable damage, the damaged monitoring facilities are disassembled, and then the monitoring facilities are replaced with new monitoring facilities, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a seabed that can realize monitoring facilities's convenient change erodees monitoring pile basis.

The utility model adopts the following technical scheme:

the utility model provides a seabed scour monitoring pile basis, pile basis main part including vertical setting, below the sea bed surface is buried to the one end of pile basis main part, the other end of pile basis main part is located above the sea level, be equipped with people's bank of china platform and fixed bolster in the pile basis main part, people's bank of china platform axial is installed in pile basis main part, and be located above the sea level, the axis ground of the parallel pile basis main part of fixed bolster sets up on the outer peripheral face of pile basis main part, the one end of fixed bolster is close to the sea bed surface, the other end of fixed bolster is located above the sea level and is close to people's bank of china platform, monitoring facilities can follow fixed bolster reciprocating sliding ground and can dismantle with the fixed bolster and be connected, and be connected with people's bank of china platform through the rope.

Preferably, the fixed bolster includes dead lever and adjustable shelf, and the dead lever sets up on the outer peripheral face of pile foundation main part with the axis of parallel pile foundation main part, and the adjustable shelf cover is established on the dead lever and can follow the reciprocating sliding of dead lever, and monitoring facilities can dismantle with the adjustable shelf and be connected, and the rope is worn to establish on the adjustable shelf.

Preferably, a baffle plate for blocking the movable frame from continuously sliding towards the direction of the seabed surface is arranged at one end of the fixed rod, which is close to the seabed surface.

Preferably, a positioning block is arranged on the baffle plate, the movable frame is abutted against the baffle plate, and the positioning block is in inserted fit with the movable frame.

Preferably, the adjustable shelf includes spout and movable rod, and the spout is connected and the cover is established on the dead lever with the side of movable rod, and monitoring facilities can dismantle with the movable rod and be connected, and the rope is worn to establish on the movable rod.

Preferably, the movable rod is provided with an installation flange, and the monitoring equipment is detachably connected with the movable rod through the installation flange.

Preferably, the movable rod is provided with a lifting lug, and the rope is arranged on the lifting lug in a penetrating mode.

Preferably, the pile foundation further comprises a connecting rod, one end of the connecting rod is connected with the outer peripheral surface of the pile foundation main body, and the other end of the connecting rod is connected with the fixing support.

Compared with the prior art, the utility model discloses the progress that has showing:

when the utility model discloses a seabed erodees monitoring facilities on monitoring pile basis and takes place when damaging, operation and maintenance personnel can stand on the people's platform, remove being connected of rope and people's platform, pull out the monitoring facilities who damages to above the sea level through the rope, then dismantle the monitoring facilities who damages from the fixed bolster, and remove the monitoring facilities who damages and be connected between the monitoring facilities of rope and damage, later more change monitoring facilities, then the normal position is transferred to new monitoring facilities to rethread rope, tighten the rope at last and fix on people's platform, can accomplish monitoring facilities's change, change the mode under water for current, the utility model discloses a seabed erodees monitoring facilities's on monitoring pile basis change obviously more nimble convenient.

Drawings

Fig. 1 is a schematic structural diagram of a seabed scour monitoring pile foundation in the embodiment of the present invention.

Fig. 2 is a schematic structural view of a fixing support on the basis of the seabed scour monitoring pile in the embodiment of the invention.

Wherein the reference numerals are as follows:

1. pile foundation main body 32 and movable frame

2. Pedestrian platform 321 and sliding chute

3. Fixed bracket 322 and movable rod

31. Fixing rod 323 and mounting flange

311. Baffle 324, lug

312. Positioning block 4 and connecting rod

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings. These embodiments are provided only for illustrating the present invention and are not intended to limit the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Fig. 1 to 2 show an embodiment of a seabed scour monitoring pile foundation according to the present invention.

Referring to fig. 1, the seabed scour monitoring pile foundation of the present embodiment includes a pile foundation main body 1 vertically arranged, one end of the pile foundation main body 1 is buried below a seabed surface, the other end of the pile foundation main body 1 is located above the sea level, a pedestrian platform 2 and a fixed support 3 are arranged on the pile foundation main body 1, the pedestrian platform 2 is axially installed on the pile foundation main body 1 and located above the sea level, the fixed support 3 is arranged on the outer peripheral surface of the pile foundation main body 1 in parallel with the axis of the pile foundation main body 1, one end of the fixed support 3 is close to the seabed surface, the other end of the fixed support 3 is located above the sea level and close to the pedestrian platform 2, and a monitoring device can be detachably connected with the fixed support 3 along the fixed support 3 in a reciprocating sliding manner and is connected with the pedestrian platform 2 through a rope.

When the monitoring equipment on the seabed scouring monitoring pile foundation is damaged, operation and maintenance personnel can stand on the pedestrian platform 2, the connection between the rope and the pedestrian platform 2 is released, the damaged monitoring equipment is pulled out to be above the sea level through the rope, then the damaged monitoring equipment is detached from the fixed support 3, the connection between the rope and the damaged monitoring equipment is released, then new monitoring equipment is replaced, then the new monitoring equipment is placed to the original position through the rope, and finally the rope is tightly bound and fixed on the pedestrian platform 2, so that the replacement of the monitoring equipment can be completed.

It should be noted that the operation and maintenance personnel can judge whether the new monitoring equipment is put down to the original position through the rope.

Preferably, referring to fig. 2, the fixed bracket 3 includes a fixed rod 31 and a movable frame 32, the fixed rod 31 is disposed on the outer circumferential surface of the pile foundation body 1 in parallel with the axis of the pile foundation body 1, the movable frame 32 is sleeved on the fixed rod 31 and can slide back and forth along the fixed rod 31, the monitoring device is detachably connected with the movable frame 32, and the rope is disposed on the movable frame 32 in a penetrating manner. The operation and maintenance personnel control the movable frame 32 to slide on the fixed rod 31 in a reciprocating manner through the rope, and the monitoring equipment arranged on the movable frame 32 moves synchronously under the driving of the movable frame 32.

Preferably, in the present embodiment, the fixing rod 31 is a hollow rod, and the cross-sectional shape of the fixing rod 31 in the length direction is rectangular.

Preferably, referring to fig. 2, a baffle 311 for stopping the movable frame 32 from sliding further toward the sea floor surface is disposed at one end of the fixed rod 31 close to the sea floor surface. Due to the arrangement of the baffle 311, operation and maintenance personnel can realize in-situ lowering of the monitoring equipment after lowering the new monitoring equipment to the movable frame 32 through the rope and abutting against the baffle 311.

Preferably, in the present embodiment, in order to further improve the positioning accuracy of the monitoring device, the monitoring device is disposed on one end of the movable frame 32 close to the baffle 311.

Preferably, referring to fig. 2, a positioning block 312 is disposed on the baffle 311, the movable frame 32 abuts against the baffle 311, and the positioning block 312 is inserted into and matched with the movable frame 32. The positioning block 312 is arranged to prevent the movable frame 32 from moving transversely under the impact of seawater, which is beneficial to ensuring the positioning accuracy of the monitoring device.

Preferably, referring to fig. 2, the movable frame 32 includes a sliding slot 321 and a movable rod 322, the sliding slot 321 is connected to a side surface of the movable rod 322 and is sleeved on the fixed rod 31, the monitoring device is detachably connected to the movable rod 322, and the rope is inserted into the movable rod 322.

Preferably, referring to fig. 2, in this embodiment, the positioning block 312 is a conical structure with a large end connected to the baffle 311, the movable rod 322 is a hollow rod with a rectangular cross section and two axial ends opened, when the movable frame 32 abuts against the baffle 311, the positioning block 312 is inserted into and fitted with the rod hole of the movable rod 322, and the baffle 311 abuts against the movable rod 322.

Specifically, in the present embodiment, the chute 321 is a C-shaped chute having a C-shaped cross-sectional shape.

Preferably, referring to fig. 2, a mounting flange 323 is provided on the movable rod 322, and the monitoring device is detachably connected to the movable rod 322 through the mounting flange 323. It should be noted that the size of the mounting flange 323 and the bolt holes therein may be adjusted according to the size of the monitoring equipment.

Preferably, referring to fig. 2, the movable rod 322 is provided with a lifting lug 324, and the rope is threaded on the lifting lug 324.

Preferably, referring to fig. 1, the seabed scour monitoring pile foundation of the present embodiment further comprises a connecting rod 4, one end of the connecting rod 4 is connected with the outer circumferential surface of the pile foundation main body 1, and the other end of the connecting rod 4 is connected with the fixing support 3. The seabed scour monitoring pile foundation of the embodiment is characterized in that a pile foundation main body 1 is connected with a fixed support 3 through a connecting rod 4.

For the monitoring facilities of fixed mounting in the periphery of the pile foundation more than the sea bed surface, the installation and the dismantlement of the monitoring facilities on the seabed scouring monitoring pile foundation of this embodiment are obviously more nimble convenient, and the seabed scouring monitoring pile foundation of this embodiment can install the monitoring facilities again after the installation of offshore wind power generation unit, has avoided the damage of construction period monitoring facilities, and after the monitoring facilities damages, also can conveniently dismantle, removes the trouble of underwater operation from.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a seabed erodees monitoring pile foundation, includes pile foundation main part (1) of vertical setting, below the sea bed surface is buried to the one end of pile foundation main part (1), the other end of pile foundation main part (1) is located above the sea level, its characterized in that, be equipped with pedestrian platform (2) and fixed bolster (3) on pile foundation main part (1), pedestrian platform (2) axial is installed on pile foundation main part (1) and be located above the sea level, fixed bolster (3) are parallel the axis ground of pile foundation main part (1) sets up on the outer peripheral face of pile foundation main part (1), the one end of fixed bolster (3) is close to the sea bed surface, the other end of fixed bolster (3) is located above the sea level and close to pedestrian platform (2), monitoring facilities can follow fixed bolster (3) reciprocate to slide ground with fixed bolster (3) can dismantle the connection, and through the rope with pedestrian platform (2) are connected.

2. A seabed scour monitoring pile foundation according to claim 1, wherein the fixed support (3) comprises a fixed rod (31) and a movable frame (32), the fixed rod (31) is arranged on the outer circumferential surface of the pile foundation body (1) in parallel with the axis of the pile foundation body (1), the movable frame (32) is sleeved on the fixed rod (31) and can slide back and forth along the fixed rod (31), the monitoring device is detachably connected with the movable frame (32), and the rope is arranged on the movable frame (32) in a penetrating manner.

3. A seabed scour monitoring pile foundation according to claim 2, wherein one end of the fixed rod (31) close to the seabed surface is provided with a baffle (311) for blocking the movable frame (32) from sliding continuously towards the direction of the seabed surface.

4. A seabed scour monitoring pile foundation according to claim 3, wherein a positioning block (312) is arranged on the baffle plate (311), the movable frame (32) abuts against the baffle plate (311), and the positioning block (312) is in plug-in fit with the movable frame (32).

5. A seabed scour monitoring pile foundation according to claim 2, wherein the movable frame (32) comprises a sliding groove (321) and a movable rod (322), the sliding groove (321) is connected with the side surface of the movable rod (322) and sleeved on the fixed rod (31), the monitoring device is detachably connected with the movable rod (322), and the rope is arranged on the movable rod (322) in a penetrating manner.

6. A seabed scour monitoring pile foundation according to claim 5, wherein the movable rod (322) is provided with a mounting flange (323), and the monitoring equipment is detachably connected with the movable rod (322) through the mounting flange (323).

7. A seabed scour monitoring pile foundation according to claim 5, wherein the movable rod (322) is provided with a lifting lug (324), and the rope is arranged on the lifting lug (324) in a penetrating way.

8. A seabed scour monitoring pile foundation according to claim 1, further comprising a connecting rod (4), one end of the connecting rod (4) being connected with the outer circumferential surface of the pile foundation body (1), the other end of the connecting rod (4) being connected with the fixing support (3).