CN215520220U

CN215520220U - Modular shelter for electrical equipment of offshore booster station

Info

Publication number: CN215520220U
Application number: CN202121385208.1U
Authority: CN
Inventors: 唐博进; 廖君; 杨知化; 范云生; 李智; 郭玉敏; 田宏吉
Original assignee: China Three Gorges Corp; Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Current assignee: China Three Gorges Corp; Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-14
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to a modular shelter for electrical equipment of an offshore booster station, which comprises a square box frame, wherein the square box frame comprises a bottom frame, a top frame and vertical beams, and further comprises a bearing support frame arranged in the bottom frame, the bearing support frame comprises a plurality of transverse truss beams which are arranged at intervals and a plurality of longitudinal beams which are arranged at intervals, the left side and the right side of the bottom frame are symmetrically and fixedly connected with supporting legs, the transverse truss beams comprise horizontal upper chords, lower chords which are positioned below the upper chords and reinforcing web members, the left end and the right end of each upper chord are respectively and fixedly connected to the left side and the right side of the bottom frame or the supporting legs on the left side and the right side, and the two ends of each lower chord are respectively and fixedly connected to the supporting legs on the left side and the right side of the bottom frame; two ends of the longitudinal beam are respectively fixedly connected with the front side and the rear side of the bottom frame, and the longitudinal beam frame is placed on the upper chord of the transverse truss beam; the bottom ends of the supporting legs are lower than the bottom of the bearing and supporting frame.

Description

Modular shelter for electrical equipment of offshore booster station

Technical Field

The utility model relates to the field of offshore electrical equipment, in particular to a modular shelter for electrical equipment of an offshore booster station.

Background

The offshore wind power generation technology gradually becomes the mainstream trend of wind power development, an offshore platform needs to be built on the sea when an offshore wind power station is built, and an offshore booster station is an important device for offshore wind power generation. In order to further reduce the area, the volume and the weight of the offshore booster station and comprehensively consider the conditions of domestic and foreign main equipment manufacturers, a compact arrangement idea can be adopted at present, and each electrical equipment is pre-installed in an independent cabin, so that the installation space required by the electrical equipment is reduced to the maximum extent. A plurality of prefabricated square cabins are respectively built and integrally assembled, the construction working surface is enlarged, and the construction period can be greatly shortened. The electrical equipment with higher requirement on the environment can be installed and constructed in the factory building, and the environmental condition for installing the electrical equipment is improved. Therefore, cross operation of electrical equipment installation and platform outfitting can be reduced, and protection of electrical equipment is facilitated.

The design and construction mode of the independent square cabin is an innovation of the design and construction technology of the offshore booster station, wherein the design of each electric square cabin is the core of the method. At present, the bottom of the traditional shelter is arranged by the traditional horizontal rods of the container, however, the width of the shelter is increased, and the mode is difficult to meet the requirements of deformation and bearing capacity of large-scale electrical equipment. In order to guarantee the deformation requirement of the bottom of the equipment, the traditional shelter structure is usually solved by increasing a horizontal beam, arranging encryption ribs and the like, and therefore the structural weight of the whole shelter is greatly increased. Therefore, it is necessary to develop a shelter for electrical equipment which has high bearing capacity, small deformation, light weight and is convenient for wide popularization.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, the present invention provides a modular shelter for electrical equipment of an offshore booster station, which has a high load-bearing capacity, is not prone to generate large local deformation, and has a simple structural design.

In order to achieve the above object, the present invention provides a modular shelter for electrical equipment of a marine booster station, comprising a square box frame, the square box frame comprises a square bottom frame, a square top frame, a vertical beam for connecting the bottom frame and the top frame, and a bearing and supporting frame arranged in the bottom frame, the load bearing support frame comprises a plurality of transverse truss beams arranged at intervals and a plurality of longitudinal beams arranged at intervals, the left side and the right side of the bottom frame are symmetrically and fixedly connected with supporting feet, the transverse truss girder comprises a horizontal upper chord, a lower chord positioned below the upper chord and a reinforcing web member, the two ends of the reinforcing web members are respectively fixedly connected to the upper chord member and the lower chord member, the left end and the right end of the upper chord member are respectively fixedly connected to the left side and the right side of the bottom frame or the supporting legs on the left side and the right side, and the two ends of the lower chord member are respectively fixedly connected to the supporting legs on the left side and the right side of the bottom frame; two ends of the longitudinal beam are respectively fixedly connected with the front side and the rear side of the bottom frame, and the longitudinal beam frame is placed on the upper chord of the transverse truss beam; the bottom ends of the supporting legs are lower than the bottom of the bearing and supporting frame and are used for suspending the bearing and supporting frame.

Further, the transverse truss beams in the load-bearing support frame are arranged equidistantly, and the longitudinal beams are also arranged equidistantly.

Further, the lower chord in the transverse truss girder comprises a lower chord left rod part and a lower chord right rod part, the inner side ends of the left lower chord left rod part and the lower chord right rod part are fixedly connected, and the outer side ends of the left lower chord left rod and the lower chord right rod are inclined downwards.

Further, the lower chord left rod part and the lower chord right rod part are symmetrical left and right.

Further, strengthen the web member and include many vertical web members and many slant web members, vertical web member all is equipped with the slant web member along last chord length direction interval arrangement between the adjacent vertical web member, and the slant web member upper end is close to vertical web member upper end department, the lower extreme is close to another vertical web member lower extreme department.

Furthermore, the lower chord left rod and the lower chord right rod are square tubes, and the reinforcing web members are round tubes.

Further, the device also comprises a bottom plate paved on the bearing and supporting frame.

Further, the longitudinal beam is fixedly connected with the upper chord of the transverse truss beam.

Furthermore, corrugated plates are wrapped on the front, the rear, the left and the right of the square box frame to form four bulkhead surfaces of the front, the rear, the left and the right.

Furthermore, a stiffening rib is further arranged in the top frame of the square box frame.

As described above, the modular shelter according to the present invention has the following advantages:

by arranging the bearing support frame and the support legs, when the square box frame is used, the square box frame is placed on the ground of the platform through the support legs, the bearing support frame is supported well and suspended by the support legs, the electric equipment is placed in the square box frame, the bearing support frame at the bottom is used as a main load bearing structure, the bearing support frame forms a composite beam system by arranging a transverse truss girder and a longitudinal girder, the transverse truss girder has high structural strength by arranging an upper chord, a lower chord and a reinforcing web member, and can bear large load, and the load of the electric equipment is transmitted to the transverse truss girder through the longitudinal girder and then transmitted to the support legs through the transverse truss girder; meanwhile, the supporting framework is supported through the supporting legs, and cables and pipelines can be laid and arranged from the bottom of the modularized shelter in the later period by means of the supporting framework. The modular shelter can give full play to the bearing capacity of the structural rod piece, has strong bearing capacity, can solve the problem of heavy bearing of the local electrical equipment, and reduces the deformation of the rod piece at the bottom of the shelter; the bearing problem of equipment can be solved in a targeted manner, so that the structural weight of the shelter is reduced integrally; and simple manufacture, convenient and fast installation, safety, reliability and good economic effect.

Drawings

Fig. 1 is a schematic view of the interior of the modular shelter of the present invention.

Fig. 2 is a schematic structural view of a transverse girder according to the present invention.

Fig. 3 is a schematic view of the exterior of the modular shelter of the present invention.

Description of the element reference numerals

1 Square box frame

11 bottom frame

12 top rim

13 vertical beam

2 transverse truss girder

21 upper chord

22 lower chord

221 lower chord left rod part

222 lower chord right rod part

23 reinforcing web member

231 vertical web member

232 oblique web member

3 longitudinal beam

4 support feet

5 stiffening Ribs

6 corrugated board

7 Top plate

8 door

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.

Referring to fig. 1 to 3, the utility model provides a modular shelter for electrical equipment of a marine booster station, comprising a square box frame 1, wherein the square box frame 1 comprises a square bottom frame 11, a square top frame 12 and a vertical beam 13 connecting the bottom frame 11 and the top frame 12, and the square box frame 1 is a main body supporting frame of the modular shelter. The modularized shelter also comprises a bearing support frame arranged in the bottom frame 11, the bearing support frame comprises a plurality of transverse truss girders 2 arranged at intervals and a plurality of longitudinal girders 3 arranged at intervals, the left side and the right side of the bottom frame 11 are symmetrically and fixedly connected with supporting feet 4, the transverse truss girders 2 comprise horizontal upper chords 21, lower chords 22 positioned below the upper chords 21 and reinforcing web members 23, two ends of the reinforcing web members 23 are respectively and fixedly connected to the upper chords 21 and the lower chords 22, the left end and the right end of the upper chords 21 are respectively and fixedly connected to the left side and the right side of the bottom frame 11 or the supporting feet 4 on the left side and the right side, two ends of the lower chords 22 are respectively and fixedly connected to the supporting feet 4 on the left side and the right side of the bottom frame 11, namely the longitudinal girders 3 are arranged along the left and right direction; two ends of the longitudinal beam 3 are respectively fixedly connected with the front side and the rear side of the bottom frame 11, namely the longitudinal beam 3 is arranged along the front-rear direction and is vertical to the transverse truss girder 2, and the longitudinal beam 3 is erected on the upper chord 21 of the transverse truss girder 2; the bottom ends of the supporting legs 4 are lower than the bottom of the bearing and supporting frame and are used for suspending the bearing and supporting frame.

The basic working principle of the modular shelter related by the utility model is as follows: the square box frame 1 is a main supporting structure of the modularized square cabin, and bulkheads are surrounded around the square box frame to form a closed square cabin. When the device is used, the square box frame 1 is placed on the ground of a platform through the supporting legs 4, the supporting legs 4 are used for supporting and suspending the bearing and supporting frame, the electric equipment is placed in the square box frame 1, the bearing and supporting frame at the bottom is used as a main load bearing structure, the bearing and supporting frame forms a composite beam system by arranging the transverse truss girder 2 and the longitudinal girder 3, the transverse truss girder 2 is provided with the upper chord 21, the lower chord 22 and the reinforcing web member 23, the structural strength is high, large load can be borne, the load of the electric equipment is transmitted to the transverse truss girder 2 through the longitudinal girder 3, and then is transmitted to the supporting legs 4 through the transverse truss girder 2; meanwhile, the supporting legs 4 enable the bearing supporting frame, and cables and pipelines can be laid and arranged from the bottom of the modularized shelter by means of the bearing supporting frame in the later period. The modular shelter can give full play to the bearing capacity of the structural rod piece, has strong bearing capacity, can solve the problem of heavy bearing of the local electrical equipment, and reduces the deformation of the rod piece at the bottom of the shelter; the bearing problem of equipment can be solved in a targeted manner, so that the structural weight of the shelter is reduced integrally; and simple manufacture, convenient and fast installation, safety, reliability and good economic effect.

Referring to fig. 1 to 3, the present invention is further illustrated in a specific embodiment as follows:

in the present embodiment, referring to fig. 1, 2 and 3, the square box frame 1 has four vertical beams 13 at four corners respectively, and connects the four corners of the bottom frame 11 and the top frame 12 to form a square frame structure. In this embodiment, the four corners of the bottom frame 11 are also provided with the supporting legs 4, and the supporting legs 4 and the vertical beams 13 are integrated, that is, the lower ends of the four vertical beams 13 extend out of the bottom frame 11 to form the supporting legs 4.

In the present embodiment, referring to fig. 1 and 3, the top of the square box frame 1 is provided with a top plate 7 fixed on the top frame 12 to form the top bulkhead, and the top frame 12 is preferably provided with a stiffening rib 5 therein, and the stiffening rib 5 is an angle steel, a square steel or an H-shaped steel to increase the structural strength. The bottom of the modularized shelter can be provided with a bottom plate on the bearing and supporting frame, so that the installation of electrical equipment is facilitated. Preferably, referring to fig. 3, in the present embodiment, corrugated boards 6 are wrapped on the front, rear, left and right surfaces of the square box frame 1 to form the front, rear, left and right bulkheads, the thickness of the corrugated boards 6 is 2-5 mm, and the corrugated boards 6 and the square box frame 1 are welded, sealed and fixed. Adopt corrugated sheet 6 as the bulkhead, easy to assemble, and can promote modularization shelter overall structure intensity.

The number and the positions of the transverse truss girders 2 and the longitudinal girders 3 in the bearing and supporting frame are determined according to actual needs, wherein the transverse truss girders 2 are main girders and can be arranged pertinently according to the specific weight distribution of the electrical equipment. As a preferred design, in the present embodiment, referring to fig. 1, fig. 2 and fig. 3, the transverse truss girders 2 in the load-bearing support frame are arranged equidistantly, and the longitudinal girders 3 are also arranged equidistantly, so that the load-bearing capacity is uniform and reliable. In this embodiment, the longitudinal beams 3 are welded to the upper chords 21 of the transverse truss beams 2 by gusset plates,

in this embodiment, referring to fig. 1 and 2, the upper chord 21 of the transverse truss girder 2 is welded and fixed at both ends to the left and right sides of the bottom frame 11, and the lower chord 22 is fixed at both left and right ends to the support legs on the left and right sides of the bottom frame 11. As a preferable design, the lower chord 22 in the transverse truss girder 2 comprises a left lower chord part 221 and a right lower chord part 222, the inner ends of the left lower chord part 221 and the right lower chord part 222 are fixedly connected, the left lower chord part 221 and the right lower chord part 222 can be integrated into a whole or can be two rods, and are welded to form the lower chord 22, the outer ends of the left lower chord part 221 and the right lower chord part 222 are both inclined downwards, and preferably the left lower chord part 221 and the right lower chord part 222 are symmetrical left and right, that is, the middle part of the lower chord 22 is convex upwards, and the two ends are inclined downwards, so that the cross section of the transverse truss girder 2 varies from one end to the other end, and the middle part is narrow and the two ends are wide. The transverse truss girder 2 adopting the variable cross section mode has strong bearing capacity and higher rigidity, can be used for supporting large-scale electrical equipment, can carry out targeted optimization or reinforced design according to actual load, and has flexible use mode and convenient installation.

In the present embodiment, referring to fig. 1 and 2, further, the reinforcing web members 23 in the transverse truss girder 2 include a plurality of vertical web members 231 and a plurality of diagonal web members 232, the vertical web members 231 are spaced apart along the length direction (i.e., the left-right direction) of the upper chord 21, the diagonal web members 232 are disposed between adjacent vertical web members 231, the upper ends of the diagonal web members 232 are close to the upper end of one of the vertical reinforcing web members 23, the lower ends of the diagonal web members are close to the lower end of the other one of the vertical web members 23, that is, the two diagonal web members 232 on both sides of the vertical web members 231 are arranged in a splayed shape, and the reinforcing web members 23 on the leftmost and rightmost positions have one ends close to the end of the lower chord 22, so that the reinforcing web members 23 are disposed, and the reinforcing web members 23 are connected end to end, which can further reinforce the structural strength of the transverse truss girder 2. In the present embodiment, the upper chord member 21 and the lower chord member 22 are square tubes, the reinforcing web member 23 is a circular tube, and the upper chord member 21 and the lower chord member 22 are fixed to the reinforcing web member 23 by welding.

In this embodiment, referring to fig. 3, the modular shelter may be provided with doors 8 on the walls of the shelter for personnel ingress and egress and access to electrical equipment as required. Preferably, a round thick pad plate may be provided at the bottom of the supporting foot 4 to reduce local stress at the bottom.

Therefore, the modularized square cabin in the embodiment is particularly suitable for installation of various electrical equipment of the offshore booster station with large requirements on the size in the width direction, can fully exert the bearing capacity of the structural rod piece, can solve the problem of heavy local bearing of the electrical equipment, reduces deformation of the rod piece at the bottom of the square cabin, and has the characteristics of simple manufacture, convenience and rapidness in installation, safety, reliability, good economic effect, convenience in popularization and the like.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a modularization shelter for offshore booster station electrical equipment, includes square tank tower (1), square tank tower (1) is including square bottom frame (11), square top frame (12) and connect perpendicular roof beam (13) of bottom frame (11) and top frame (12), its characterized in that: also comprises a bearing and supporting frame arranged in the bottom frame (11), the bearing and supporting frame comprises a plurality of transverse truss beams (2) arranged at intervals and a plurality of longitudinal beams (3) arranged at intervals, the left side and the right side of the bottom frame (11) are symmetrically and fixedly connected with supporting legs (4), the transverse truss girder (2) comprises a horizontal upper chord (21), a lower chord (22) positioned below the upper chord (21) and a reinforcing web member (23), two ends of the reinforcing web member (23) are respectively and fixedly connected with the upper chord member (21) and the lower chord member (22), the left end and the right end of the upper chord (21) are respectively and fixedly connected with the left side and the right side of the bottom frame (11) or the supporting feet (4) on the left side and the right side, two ends of the lower chord (22) are respectively and fixedly connected to the supporting legs (4) on the left side and the right side of the bottom frame (11); two ends of the longitudinal beam (3) are respectively fixedly connected with the front side and the rear side of the bottom frame (11), and the longitudinal beam (3) is erected on an upper chord (21) of the transverse truss beam (2); the bottom ends of the supporting legs (4) are lower than the bottom of the bearing and supporting frame and are used for suspending the bearing and supporting frame.

2. The modular shelter of claim 1, wherein: the transverse truss beams (2) in the bearing and supporting frame are arranged at equal intervals, and the longitudinal beams (3) are also arranged at equal intervals.

3. The modular shelter of claim 1, wherein: the lower chord (22) in the transverse truss girder (2) comprises a lower chord left rod part (221) and a lower chord right rod part (222), the inner side ends of the lower chord left rod part (221) and the lower chord right rod part (222) are fixedly connected, and the outer side ends of the left lower chord left rod and the lower chord right rod are inclined downwards.

4. The modular shelter of claim 3, wherein: the lower chord left rod part (221) and the lower chord right rod part (222) are symmetrical left and right.

5. The modular shelter of claim 1 or 3, wherein: strengthen web member (23) including many vertical web members (231) and many slant web members (232), vertical web member (231) all are equipped with slant web member (232) along last chord member (21) length direction interval arrangement between adjacent vertical web member (231), and slant web member (232) upper end is close to vertical web member (231) upper end department, the lower extreme is close to another vertical web member (231) lower extreme department.

6. The modular shelter of claim 1, wherein: the lower chord left rod and the lower chord right rod are square tubes, and the reinforcing web members (23) are round tubes.

7. The modular shelter of claim 1, wherein: also comprises a bottom plate laid on the bearing and supporting frame.

8. The modular shelter of claim 1, wherein: the longitudinal beam (3) is fixedly connected with the upper chord (21) of the transverse truss girder (2).

9. The modular shelter of claim 1, wherein: corrugated plates (6) are enclosed on the front, the rear, the left and the right of the square box frame (1) to form four bulkhead surfaces of the front, the rear, the left and the right.

10. The modular shelter of claim 1, wherein: and a stiffening rib (5) is also arranged in the top frame (12) of the square box frame (1).