CN218712788U

CN218712788U - Spud leg structure of bolt type lifting wind power platform

Info

Publication number: CN218712788U
Application number: CN202222433890.8U
Authority: CN
Inventors: 孟咸宏; 姜国旺; 何勇; 张碧波; 张树阳
Original assignee: Jiangsu Haixin Shipping Heavy Industries Co ltd
Current assignee: Jiangsu Haixin Shipping Heavy Industries Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-03-24
Anticipated expiration: 2032-09-14

Abstract

The utility model relates to a spud leg structure field specifically is spud leg structure of bolt formula lift wind power platform, including the riser, fixed establishment and supporting mechanism, the utility model discloses strut in the spud leg that needs to damage carries out local change, the strut that will change goes up the three first rotor plates of group of downside outwards stimulate, the first spring of both sides produces potential energy around making, it rotates to drive the screw rod, it inlays in spacing of spacing groove at both sides limiting plate to drive the fagging through thread engagement, vertical downwardly extending is until contradicting at the fixed first rotor plate upside of lower extreme level, thereby go up two sets of faggings and contact respectively at the fixed first rotor plate upside of downside in the middle and upper, the strut dismantlement department that needs to change loses the support of strut, and obtained the supporting effect between outside fagging and the first rotor plate, avoid the local atress unbalance of riser main part and bending that leads to, make the spud leg more stable at the change in-process to spud leg subassembly, give the very big facility that the change subassembly brought.

Description

Spud leg structure of bolt type lifting wind power platform

Technical Field

The utility model relates to a spud leg structure field specifically is spud leg structure of bolt formula lift wind-powered electricity generation platform.

Background

When the self-elevating offshore wind power engineering ship works, the pile legs are supported by the pile legs and stand above the sea level, so that hydrodynamic load is prevented from being directly acted on a main ship body, the common pile legs mainly have a shell type and a truss type, and when the working water depth reaches or exceeds 150-200 feet, the truss type pile legs are relatively smaller in action of environmental load and relatively lighter in weight compared with the shell type pile legs. Compared with a gear rack lifting device, the bolt type lifting device has the advantages of low tolerance requirement, high transmission efficiency and low manufacturing and maintenance cost, and better meets the actual requirement.

Patent CN203654307U discloses a truss type spud leg, and this spud leg passes through the novel truss type spud leg structural style who takes the pinhole to make things convenient for it to use with bolt formula elevating gear and truss type spud leg cooperation. The design not only enables the truss type pile leg to be free of welding a rack, greatly reduces the manufacturing cost and the construction difficulty of the pile leg, but also enables the bolt type lifting device to be lower in tolerance requirement, higher in transmission efficiency, lower in manufacturing and maintenance cost and higher in localization degree, and can be applied to a self-elevating offshore wind power engineering ship with the truss type pile leg, and also can be applied to other self-elevating drilling and production platforms or self-elevating hoisting equipment, so that the economical efficiency of products is improved on the whole.

The pile leg structure has the following defects: although the pile leg structure reduces the cost through mounting or maintaining the pile legs through the connection frame, when the local connection frame assembly is detached and replaced, the main pipe of the detachable part loses the supporting effect, the local stress is uneven, the bending and breaking conditions are caused easily, and the platform is toppled over, so that maintenance personnel are required to carry the supporting device to support the pile legs independently, and inconvenience is brought to the replacement and maintenance process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spud leg structure of bolt formula lift wind power platform for solve above-mentioned spud leg structure and though perhaps maintain reduce cost for the installation of spud leg through linking up the frame type, but when linking up the frame subassembly to local and dismantling and change, then dismantle partial person in charge then loses the supporting effect, cause the uneven condition of breaking of bending of appearing of local atress easily, cause the dangerous condition that the platform emptys, thereby need the maintenance personal to carry strutting arrangement alone and support the spud leg, inconvenient problem has been brought for changing the maintenance process.

Therefore, the utility model provides a spud leg structure of bolt formula lift wind power platform, including riser, fixed establishment and supporting mechanism, there is the strut inside the riser through bolt fixed mounting, the riser outside is installed and is used for shrink or the fixed establishment of flat-open, the supporting mechanism who is used for the formula of accomodating is installed to the fixed establishment lower extreme.

Preferably: the fixing mechanism comprises an outer plate, the outer plate is fixedly mounted on the outer side wall of the vertical pipe, a first rotating plate is rotatably mounted inside the outer plate, first springs are fixedly sleeved on the outer wall of the front side and the rear side of the first rotating plate, third screw grooves are formed in the front side and the rear side of the outer plate, second bolts are mounted on the front side and the rear side of the third screw grooves and the first rotating plate in an engaged mode, an inner groove is formed in the lower end of the first rotating plate, inner plates are symmetrically and fixedly mounted on the front side and the rear side of the inner end, away from the outer side of the outer plate, of the inner groove, a rotating rod is rotatably mounted between the inner plates, second springs are sleeved on the outer wall of the front side and the rear side of the rotating rod, a second rotating plate is fixedly mounted on the outer wall of the center of the rotating rod, first screw grooves are formed in the outer side wall of the inner groove, and first bolts are mounted on the inner end of the first screw grooves and the second screw grooves in an engaged mode.

Preferably: the supporting mechanism includes flexible groove and second spiral shell head, flexible groove is seted up inside the second changes the board lower extreme, flexible inslot portion rotates and installs the screw rod, the first spiral shell head of flexible groove fixedly connected with is run through to the screw rod upper end, second spiral shell head rotates and installs and changes board outside inner wall at the second, second spiral shell head outer end fixedly connected with knob, the spacing groove has been seted up to flexible groove both sides, screw rod lateral wall meshing cover is equipped with the fagging, fagging both sides fixed mounting has the limiting plate.

Preferably: and the front side wall and the rear side wall of one end of the first rotating plate, which are close to the outer plate, are provided with threaded holes corresponding to the third screw grooves.

Preferably: the length dimension of the second rotating plate is matched with the length dimension of the inner groove.

Preferably: the cross-sectional dimension of the limiting plate is matched with that of the limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, local change is carried out to the strut in the spud leg that damages as needs, the first runner of downside three groups outwards stimulates on the strut that will change, the first spring of both sides produces the potential energy around making, install second bolt meshing in the screw that the side was seted up around third thread groove of alignment and the first runner, make first runner keep the level fixed, the lapse of pulling second runner makes the second runner rotate the board and parallel with the riser under the rotation of bull stick, make the second spring twist reverse simultaneously and produce the potential energy, install first bolt meshing at the first thread groove and the second thread inslot of alignment, make the second runner keep the vertical fixation, it drives the rotation of second thread head to twist the knob, drive first thread head through the thread meshing and rotate, it rotates to drive the screw rod, drive the fagging through the thread meshing and inlay under the spacing of spacing groove in both sides, vertical downward extension until conflicting first runner upside at the lower extreme level fixed, thereby two sets of faggings contact respectively at the first runner upside of fixed downside in going up, the support that the needs the change of dismantlement department of change, and the outside has obtained to inlay the outside support the local support subassembly and has avoided greatly to the atress of the support subassembly in the support leg that the very big and lead to the more that the stable component that the riser in the process of convenient.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of B in fig. 1 according to the present invention.

In the figure:

1. a riser; 2. a support frame; 301. an outer plate; 302. a first spring; 303. a first rotating plate; 304. an inner tank; 305. an inner plate; 306. a rotating rod; 307. a second spring; 308. a second rotating plate; 309. a first screw groove; 310. a second screw groove; 311. A first bolt; 312. a third screw groove; 313. a second bolt; 401. a telescopic groove; 402. a screw; 403. a first screw head; 404. a second screw head; 405. a knob; 406. a limiting groove; 407. a limiting plate; 408. and a supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-3, a preferred embodiment of the present invention is a spud leg structure of a plug-type lifting wind power platform, including a vertical pipe 1, a fixing mechanism and a supporting mechanism, wherein a supporting frame 2 is fixedly installed inside the vertical pipe 1 through a plug, the fixing mechanism for contracting or flat-opening fixing is installed outside the vertical pipe 1, and the supporting mechanism for receiving is installed at the lower end of the fixing mechanism.

The fixing mechanism comprises an outer plate 301, the outer plate 301 is fixedly installed on the outer side wall of the riser 1, a first rotating plate 303 is rotatably installed inside the outer plate 301, first springs 302 are fixedly sleeved on the outer walls of the front side and the rear side of the first rotating plate 303, third screw grooves 312 are formed in the front side and the rear side of the outer plate 301, second bolts 313 are installed in the front and the rear inner parts of the third screw grooves 312 and the first rotating plate 303 in a meshed mode, an inner groove 304 is formed in the lower end of the first rotating plate 303, an inner plate 305 is symmetrically and fixedly installed in the front and the rear of the inner part of one end, far away from the outer plate 301, of the inner groove 304, a rotating rod 306 is rotatably installed between the inner plates 305, second springs 307 are sleeved on the front and the rear outer walls of the rotating rod 306, a second rotating plate 308 is fixedly installed on the outer wall of the center of the rotating rod 306, a first screw groove 309 is formed in the outer side wall of the second rotating plate 308, a second screw groove 310 is formed in the outer end wall of the inner groove 304, and first bolts 311 are installed in the inner grooves 310 in a meshed mode; when the strut 2 in the damaged pile leg needs to be partially replaced, three groups of first rotating plates 303 on the upper side and the lower side of the strut 2 needing to be replaced are pulled outwards, so that the first springs 302 on the front side and the rear side generate potential energy, the second bolts 313 are meshed and installed in the aligned third screw grooves 312 and screw holes formed in the front side and the rear side of the first rotating plates 303, the first rotating plates 303 are kept horizontally fixed, the second rotating plates 308 are pulled downwards, the second rotating plates 308 are rotated to be parallel to the vertical pipe 1 under the rotation of the rotating rods 306, meanwhile, the second springs 307 are twisted to generate potential energy, the first bolts 311 are meshed and installed in the aligned first screw grooves 309 and second screw grooves 310, and the second rotating plates 308 are kept vertically fixed.

The supporting mechanism comprises a telescopic groove 401 and a second screw head 404, the telescopic groove 401 is arranged inside the lower end of the second rotating plate 308, a screw 402 is rotatably arranged inside the telescopic groove 401, the upper end of the screw 402 penetrates through the telescopic groove 401 and is fixedly connected with the first screw head 403, the second screw head 404 is rotatably arranged on the inner wall of the outer side of the second rotating plate 308, the outer end of the second screw head 404 is fixedly connected with a knob 405, limiting grooves 406 are arranged on two sides of the telescopic groove 401, a supporting plate 408 is sleeved on the side wall of the screw 402 in a meshing manner, and limiting plates 407 are fixedly arranged on two sides of the supporting plate 408; twist knob 405 and make it drive second spiral shell head 404 and rotate, drive first spiral shell head 403 through thread engagement and rotate, it rotates to drive screw rod 402, it inlays in spacing of spacing groove 406 at both sides limiting plate 407 to drive fagging 408 through thread engagement, vertical downwardly extending is until contradicting at the fixed first board 303 upside that changes of lower extreme level, thereby go up two sets of faggings 408 contact respectively at the fixed first board 303 upside that changes of downside, 2 dismantlement departments of strut that need to change lose strut 2's support, and the supporting effect between outside fagging 408 and the first board 303 has been obtained, avoid bending that riser 1 main part local atress unbalance and lead to, make the spud leg more stable in the change process to the spud leg subassembly, give the very big facility that the replacement subassembly brought.

The front side wall and the rear side wall of one end of the first rotating plate 303 close to the outer plate 301 are provided with threaded holes corresponding to the third screw grooves 312; the supporting component on the upper side can be conveniently and firmly and stably supported.

The length dimension of the second rotating plate 308 is matched with the length dimension of the inner groove 304; be convenient for accomodate fixed subassembly when need not using, reduce occupation space.

The cross section of the limiting plate 407 is matched with that of the limiting groove 406; the adjusting position of the supporting component is more stable for supporting.

The utility model discloses a work flow and principle: when a strut 2 in a damaged pile leg needs to be partially replaced, three groups of first rotating plates 303 on the upper side and the lower side of the strut 2 needing to be replaced are pulled outwards, so that first springs 302 on the front side and the rear side generate potential energy, second bolts 313 are meshed and installed in aligned third screw grooves 312 and screw holes formed in the front side and the rear side of the first rotating plates 303, so that the first rotating plates 303 are kept horizontally fixed, the second rotating plates 308 are pulled downwards to enable the second rotating plates 308 to rotate under the rotation of rotating rods 306 to be parallel to a vertical pipe 1, meanwhile, the second springs 307 are twisted to generate potential energy, the first bolts 311 are meshed and installed in aligned first screw grooves 309 and second screw grooves 310, so that the second rotating plates 308 are kept vertically fixed, a knob 405 is twisted to enable the second rotating heads 404 to rotate, the first screw heads 403 are driven to rotate through threaded meshing, the screw rods 402 are driven to rotate, the supporting plates 408 are driven to be embedded in limiting grooves 406 to abut against limiting plates 406 through threaded meshing, the supporting plates 408 are vertically downwards extended until the upper side of the first rotating plates 303 fixed horizontally at the lower side of the first rotating plates 303, so that the upper side of the strut 2 in the upper side of the strut 2 and the strut is contacted and the supporting plate 408, and the supporting components are more stable, and the supporting components are not balanced, and the supporting legs, and the supporting components, so that the strut 2 needing to be replaced, and the strut 2, and the strut is further, and the strut 2, and the supporting components, and the strut is prevented from being disassembled.

The above description is for further details of the present invention, and it should not be assumed that the embodiments of the present invention are limited to these descriptions, and that a person of ordinary skill in the art to which the present invention pertains can make several simple deductions or substitutions without departing from the spirit of the present invention, and all should be considered as belonging to the protection scope defined by the claims submitted by the present invention.

Claims

1. Bolt formula lift wind power platform's spud leg structure, its characterized in that: including riser (1), fixed establishment and supporting mechanism, there is strut (2) inside riser (1) through bolt fixed mounting, the fixed establishment that is used for shrink or flat-open fixed is installed in riser (1) outside, the supporting mechanism who is used for the formula of can accomodating is installed to the fixed establishment lower extreme.

2. The spud leg structure of bolt-type lift wind power platform of claim 1, characterized in that: the fixing mechanism comprises an outer plate (301), the outer plate (301) is fixedly installed on the outer side wall of the stand pipe (1), a first rotating plate (303) is installed in the inner rotating mode of the outer plate (301), a first spring (302) is fixedly sleeved on the outer wall of the front side and the rear side of the first rotating plate (303), a third screw groove (312) is formed in the front side wall and the rear side wall of the outer plate (301), a second bolt (313) is installed in the front and rear inner meshing mode of the third screw groove (312) and the first rotating plate (303), an inner groove (304) is formed in the lower end of the first rotating plate (303), an inner plate (305) is symmetrically and fixedly installed in the front and rear inner side wall of one end, far away from the outer plate (301), a rotating rod (306) is installed between the inner plate (305) in a rotating mode, a second spring (307) is sleeved on the front and rear outer walls of the rotating rod (306), a second rotating plate (308) is fixedly installed on the center outer wall of the rotating rod (306), a first screw groove (309) is formed in the outer side wall of the second rotating plate (308), a second screw groove (311) is installed on the outer side wall of the outer end of the inner groove (304), a second screw groove (310), and a second screw groove (309) is installed on the inner wall of the outer wall of the inner groove (310).

3. The spud leg structure of bolt-type lift wind power platform of claim 1, characterized in that: supporting mechanism is including flexible groove (401) and second spiral shell head (404), it is inside that board (308) lower extreme is changeed at the second to stretch out and draw back groove (401) is seted up, flexible groove (401) is inside to be rotated and to be installed screw rod (402), screw rod (402) upper end runs through the first spiral shell head (403) of flexible groove (401) fixedly connected with, second spiral shell head (404) are rotated and are installed at the second and change board (308) outside inner wall, second spiral shell head (404) outer end fixedly connected with knob (405), spacing groove (406) have been seted up to flexible groove (401) both sides, screw rod (402) lateral wall meshing cover is equipped with fagging (408), fagging (408) both sides fixed mounting has limiting plate (407).

4. The spud leg structure of bolt-type lift wind power platform of claim 2, characterized in that: and threaded holes corresponding to the third screw grooves (312) are formed in the front side wall and the rear side wall of one end, close to the outer plate (301), of the first rotating plate (303).

5. The spud leg structure of bolt-type lift wind power platform of claim 2, characterized in that: the length dimension of the second rotating plate (308) is matched with the length dimension of the inner groove (304).

6. The spud leg structure of bolt-type lift wind power platform of claim 3, characterized in that: the cross section size of the limiting plate (407) is matched with that of the limiting groove (406).