CN220852457U - Modularized hatch cover ventilation integrated device suitable for compactly arranging offshore boosting modules - Google Patents

Abstract

The utility model provides a modularized hatch cover ventilation integrated device suitable for compactly arranging an offshore boosting assembly, wherein each layer of structure of the offshore boosting assembly comprises a first layer, a second layer, a third layer and a roof layer which are arranged from bottom to top, the second layer is provided with a main transformer chamber, the main transformer chamber is communicated with the third layer and the roof layer in a vertical space, and an upper empty area is formed in the third layer; the modularized hatch cover ventilation integrated device is arranged on a roof layer above the main transformer room, a hatch cover structure which is detachably connected with the roof structure beam is arranged in the modularized hatch cover ventilation integrated device, and a ventilation module which is vertically integrated with the modularized hatch cover ventilation integrated device is arranged above the hatch cover structure so as to form independent positive pressure air supply to the main transformer room; the three layers are provided with a ventilation machine room. According to the utility model, the ventilation equipment and the equipment overhaul cabin cover are integrated vertically, so that the usable space of the roof plane is increased, the plane size of the roof surface is reduced, the installation workload in the construction period is reduced, and the steel structure engineering amount is optimized.

Description

Modularized hatch cover ventilation integrated device suitable for compactly arranging offshore boosting modules

Technical Field

The utility model relates to the technical field of offshore booster stations, in particular to a modularized hatch cover ventilation integrated device suitable for compactly arranging offshore booster blocks.

Background

Along with offshore wind power patch backslide, all industrial chains are required to be optimized and cost reduced. For the offshore booster station of the offshore wind farm core hub, the unit cost of the upper block is high, the process is complex, and the offshore booster station is one of key factors for limiting the engineering cost. At present, the weight reduction of the marine boost block is mainly carried out from the overall directions of equipment arrangement, structural performance optimization and the like, and the overall weight reduction of the block is realized. However, the existing optimization technical route is limited by the given indexes such as capacity, configuration and the like of the offshore wind farm, the realization difficulty of further weight reduction and cost reduction is high, and continuous reduction of total station weight can be realized only by assisting multi-professional integrated new equipment, so that an offshore boosting block mature product with optimal engineering economy is created.

In the existing offshore boosting module, all professional functional components are relatively independent, and for a roof deck, the functional components such as a main crane, an air conditioner outdoor unit, a ventilator, a main equipment maintenance hatch cover, lifting lugs, a roof antenna and the like are required to be arranged, and enough escape and rescue channels are reserved. The prior art is that each functional component is tiled to form a plane layout which is not interfered with each other, the roof of the proposal has large plane size, more steel usage amount and more equipment occupation area. If the life-saving channel is only compactified by a plane, the smoothness of the life-saving channel can be influenced, and potential safety hazards exist. In addition, the existing cabin cover is not provided with a device placing function, roof devices and rooms served by the roof devices are difficult to vertically arrange, a certain space is wasted, and the plane size and the pipeline path are difficult to optimize.

Disclosure of utility model

The utility model aims to provide a modularized hatch cover ventilation integrated device which can increase vertical space to improve the utilization rate of a marine boosting block and ensure that escape and rescue routes are smooth.

For this purpose, the utility model adopts the following technical scheme:

The modularized hatch cover ventilation integrated device is suitable for compactly arranging an offshore boosting assembly, each layer of structure of the offshore boosting assembly comprises a first layer, a second layer, a third layer and a roof layer which are arranged from bottom to top, the second layer is provided with a main transformer chamber, the main transformer chamber is communicated with the third layer and the roof layer in a vertical space, and an upper empty area is formed in the third layer; the modularized hatch cover ventilation integrated device is arranged on a roof layer above the main transformer room, a hatch cover structure which is detachably connected with the roof structure beam is arranged in the modularized hatch cover ventilation integrated device, and a ventilation module which is vertically integrated with the modularized hatch cover ventilation integrated device is arranged above the hatch cover structure so as to form independent positive pressure air supply to the main transformer room; the three layers are provided with a ventilation machine room, and positive pressure air supply equipment for intensively supplying air among other equipment with smaller positive pressure air supply requirement is arranged in the ventilation machine room, so that the utilization rate of the roof space is improved; the roof layer is provided with escape and rescue channels, and inclined ladders are arranged at the height difference positions from one layer to the peripheral part of the roof layer.

Further: the width of the escape and rescue channel is more than or equal to 0.8m.

Further: the overhead layer is provided with a crane, the hatch cover structure is provided with a lifting lug, and the crane and the lifting lug form a lifting device through a lifting rope.

Further: the hatch cover structure comprises a panel, a hatch cover module and a hatch cover base, wherein the hatch cover module is arranged below the panel, a support channel steel connected with the panel is arranged in the hatch cover module, the hatch cover base is provided with a base beam, and the base beam is connected between the support channel steel and a roof structure beam.

Further: the rain-proof plate is obliquely arranged at the top of the base beam, and a supporting plate is arranged between the rain-proof plate and the base beam at the edge position facing the space inside the hatch cover structure.

Further: and inverted T-shaped steel connected with the inner side of the supporting channel steel is arranged below the panel.

Further: the module connecting piece that seals usefulness is set up between the adjacent hatch cover structure, the module connecting piece is including sealing the omega shaped steel board that sets up at both sides panel top, omega shaped steel board covers the top of both sides panel simultaneously, the tip of omega shaped steel board is provided with the tip closing plate, and it seals the gap between the adjacent hatch cover structure.

Further: and flat steel is arranged at the edge position of the supporting channel steel in the similar direction on the adjacent hatch cover module, the omega-shaped steel plate covers the flat steel, and rubber sealing strips are filled between the interior of the omega-shaped steel plate and the flat steel.

The ventilation module comprises a ventilator, a fan foundation connected with a panel is arranged at the bottom of the ventilator, an air pipe is arranged at one end of the ventilator, and an air pipe cabin passing piece is arranged on a pipe section of the air pipe extending into the upper part of the main transformer chamber and connected with the panel.

Further: the fan power supply sets up cable and data cable to carry out power supply and data transmission, the panel top sets up the electric cabinet, separable setting between the power supply unit of electric cabinet and marine boost chunk.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, ventilation equipment, pipelines and the like are integrated in the ventilation module and then are integrated with the equipment overhaul cabin cover in a vertical fusion manner, so that the usable space of a roof plane is increased, the plane size of the roof surface is reduced, the installation workload in the construction period is reduced, and the steel structure engineering amount is optimized. And the whole positive pressure air supply system is used for the main transformer room with larger positive pressure air supply quantity demand through the outdoor hatch cover integrated equipment, the space above the hatch cover is fully utilized, the ventilation machine room equipment in the block is only used for other rooms with smaller positive pressure air supply quantity demand, the comprehensive utilization rate of the block three-dimensional space is obviously improved, and the higher performance-weight density ratio is realized.

Drawings

FIG. 1 is a floor plan view of an offshore boosting module of the present utility model;

FIG. 2 is a two-level floor plan view of the offshore boosting module of the present utility model;

FIG. 3 is a three-level floor plan view of the offshore boosting module of the present utility model;

FIG. 4 is a top floor plan view of the offshore boosting module of the present utility model;

FIG. 5 is a schematic view of the overall structure of the modular hatch ventilation integrated device of the present utility model;

FIG. 6 is a schematic view of the connection between roof structural beams and panels of the present utility model;

FIG. 7 is a schematic view of a modular connector according to the present utility model;

FIG. 8 is a schematic view of the structure of the flat steel of the present utility model;

FIG. 9 is a schematic view of the ventilation module of the present utility model;

FIG. 10 is a schematic view of the air duct through-cabin member of the present utility model;

FIG. 11 is a schematic top view of a ventilator power supply arrangement of the present utility model;

fig. 12 is a schematic front view of a ventilator power supply arrangement of the present utility model.

The marks in the drawings are: one deck 1, water tank room 101, temporary rest room 102, battery room 103, diesel tank room 104, accident oil tank 105, collection area 106, one deck outside air conditioner 11, lifeboat 13, fire insulation 14, ramp 15, two deck 2, emergency distribution room 201, low voltage distribution room 202, resistance cabinet room 203, secondary equipment room 204, cable shaft 205, main transformer room 206, 66kV GIS room 207, main transformer room 206, three-deck 3, diesel generator room 301, station transformer room 302, daily oil tank room 303, ventilation room 304, relay protection room 305, 220kV GIS room 306, upper air space 307, main transformer radiator 308, three-deck outside air conditioner 31, air conditioner 32, roof layer 4, escape passage 41, outdoor antenna 42, top air conditioner outside air conditioner 43, VAST antenna 44, crane 45, diesel room maintenance hatch 46' 220kV GIS room maintenance hatch 49, lightning rod 47, ventilation outer machine 48, roof structure beam 50, hatch cover base 51, base beam 510, support plate 511, rain seal plate 512, hatch cover module 52, support channel 520, first bolt 521, inverted T-shaped steel 522, panel 53, fan foundation 54, air duct 55, horizontal air duct 551, vertical air duct 552, electric fire damper 553, air opening 554, first bracket 555, ventilator 56, air duct through-cabin piece 57, upper end flange 571, lower end flange 572, module connector 58, omega-shaped steel plate 581, screw rod 582, second bolt 583, rubber seal strip 584, flat steel 586, end seal plate 587, sealant 588, lifting lug 59, lifting rope 6 vertical groove 71, horizontal groove 72, second bracket 74, aviation plug 9, cable and data cable 91.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

As shown in fig. 1-12, the modular hatch cover ventilation integrated device suitable for compactly arranging the offshore boosting module comprises a first layer 1, a second layer 2, a third layer 3 and a roof layer 4 which are arranged from bottom to top, wherein the second layer 2 is provided with a main transformer chamber 206, the main transformer chamber 206 is communicated with the third layer 3 and the roof layer 4 in vertical space, and an upper empty area 307 is formed in the third layer 3; the modularized hatch cover ventilation integrated device 5 is arranged on the roof layer 4 above the main transformer room 206, wherein a hatch cover structure which is detachably connected with the roof structure beam 50 is arranged in the modularized hatch cover ventilation integrated device, and a ventilation module which is vertically integrated with the hatch cover structure is arranged above the hatch cover structure so as to form independent positive pressure air supply to the main transformer room 206; the three layers 3 are provided with a ventilation machine room 304, and positive pressure air supply devices which are used for intensively supplying air among other devices with smaller positive pressure air supply quantity requirements are arranged in the ventilation machine room 304, so that the utilization rate of the space of the roof layer 4 is improved; the roof layer 4 is provided with escape tunnels 41 and inclined ladders 15 at the level difference positions of one layer 1 to the peripheral portion of the roof layer 4.

In this embodiment, one layer 1 of the offshore boosting block is a cable layer; the second layer 2 is a main equipment layer; three layers 3 are equipment upper empty layers; the roof layer 4 is an outer layer of the room.

As shown in fig. 1, specifically, the first layer 1 of the offshore boosting module is provided with a water tank room 101, a temporary rest room 102 and a storage battery room 103 in a middle area, a diesel tank room 104 and an accident oil tank 105 are arranged on the east side of a platform, a collecting area 106 and an inclined ladder 15 which is communicated with the lower foundation and the second layer 2 of the offshore boosting module are arranged on the north-south side of the platform, the second layer 11 of the air conditioning unit is arranged on the west side of the middle area, the second layer 11 of the air conditioning unit serves an air conditioning system in the first layer 1 and the second layer 2 of rooms, and a lifeboat 13 is arranged near the south-side collecting area 106. All the room walls of the layer 1 of the marine boost module are provided with fireproof heat-insulating materials 14 to ensure the indoor fireproof grade and the proper equipment operation environment.

As shown in fig. 2, the offshore boosting module two-layer 2 is provided with a medium-low voltage room, a secondary equipment room 204, a cable well 205, a main transformer room 206 and a 66kV GIS room 207 in sequence from the west side to the east side of the platform, and the medium-low voltage room is provided with an emergency power distribution room 201, a low voltage power distribution room 202 and a resistance cabinet room 203 in sequence from the south side to the north side. Also like the one floor 1, all the room walls of each room are provided with a fire-resistant insulating material 14, and inclined ladders 15 are provided on both the north and south sides of the platform so as to lead to the one floor 1 and the three floors 3.

As shown in fig. 3, specifically, the three-layer marine booster block 3 has a main radiator 308 and an upper empty region 307 of the main transformer room 206 arranged in this order from the east side to the west side of the platform, a diesel generator room 301, a station transformer room 302, a daily oil tank room 303, and a ventilation room 304 arranged from the south side to the north side in the west side region, and a 220kV GIS room 306 and a relay protection room 305 arranged from the south side to the north side between the upper empty region 307 and the west side region room. Also as with the first and second floors 1, 2, all the room enclosure walls of each room are provided with a fire-resistant insulating material 14, and inclined ladders 15 are provided on both the north and south sides of the platform to access the second floor 2 and roof floor 4.

Wherein, three layers of air conditioning external machines 31 are arranged on the north side of a three-layer 3 platform ventilation machine room 304, and positive pressure air supply equipment in the ventilation machine room 304 adopts air conditioning equipment 32, and the air conditioning equipment 32 adopts compact optimized arrangement in the ventilation machine room 304, and the maximum size is not more than 9m multiplied by 6m.

As shown in fig. 4, the offshore boosting module roof layer 4 is specifically provided with an escape passage 41, an outdoor antenna 42, a top air conditioner outdoor unit 43, a VAST antenna 44, a diesel engine room access hatch 46, a 220kV GIS room access hatch 49, a lightning rod 47, and a ventilation outdoor unit 48.

Wherein, the width of the escape and rescue channel 41 is more than or equal to 0.8m so as to ensure the smoothness of the escape and rescue route and avoid unnecessary potential safety hazards.

As shown in fig. 5, in particular, the hatch ventilation integrated device 5 is provided with 3-4 independent integrated devices for a single equipment room roof, each independent integrated device being composed of a ventilation module and a hatch structure; the roof layer 4 is provided with a crane 45, lifting lugs 59 are welded at four corners of the deck lid structure panel 53, and the crane 45 and the lifting lugs 59 form lifting through a lifting rope 6. Wherein, the total weight of the single integrated device is smaller than the rated hoisting weight (total weight is less than or equal to 4 tons) of the 5t crane 54, and the hoisting operation can be directly carried out by the 5t crane 54 on the roof so as to be convenient for maintenance. Therefore, the main equipment can be integrally disassembled and hoisted during overhauling, high-altitude operation in a high-altitude space environment is not needed, and the operation and maintenance overhauling has high safety, high efficiency and low cost.

The hatch cover structure comprises a panel 53, a hatch cover module 52 and a hatch cover base 51, wherein the hatch cover module 52 is arranged below the panel 53, a support channel steel 520 connected with the panel 53 is arranged in the hatch cover module 52, the hatch cover base 51 is provided with a base beam 510, and the base beam 510 is connected between the support channel steel 520 and the roof structure beam 50 and is directly welded with the roof structure beam 50.

As shown in fig. 6, a rain seal plate 512 is obliquely arranged at the top of the base beam 510, the rain seal plate 512 is welded at the edge position facing the space (bulkhead area) inside the hatch cover structure, the rain seal plate 512 is arranged at 60 degrees with the inner flange of the base beam 510, and a supporting plate 511 connected with the base beam 510 is arranged at the back side of the rain seal plate 512 and is supported by the supporting plate 511 to play a limiting role.

The outer side flanges of the base beams 510 are connected with the lower flanges of the supporting channel steel 520 in the hatch cover module 52 by adopting first bolts 521, and the first bolts 521 on the side of the roof structure beams 50 are arranged at equal intervals, and 7-8 groups are arranged.

Wherein, the lower part of the panel 53 is provided with an inverted T-shaped steel 522 connected with the inner side of the supporting channel steel 520 so as to increase the bending resistance of the panel 53 and realize the requirement of a repairing man.

As shown in fig. 7 to 8, in particular, a module connector 58 for sealing is provided between adjacent hatch structures, the module connector 58 includes an omega-shaped steel plate 581 provided on top of the both side panels 53 in a sealing manner, the omega-shaped steel plate 581 simultaneously covers the top of the both side panels 53, and an end portion of the omega-shaped steel plate 581 is provided with an end portion sealing plate 587 which seals a gap between the adjacent hatch structures so as not to allow rainwater to penetrate from the end portion of the module connector 58 and the gap. Wherein, the edge position of the supporting channel steel 520 in the similar direction on the adjacent hatch cover module 52 is provided with a flat steel 586, the flat steel 586 is covered by an omega-shaped steel plate 581, and a rubber sealing strip 584 is filled between the inside of the omega-shaped steel plate 581 and the flat steel 586, so that the water tightness of the inter-module cross joint is ensured. In addition, the edge of the supporting channel steel 520 is welded with a screw 582 in advance, and holes are formed in the corresponding positions of the panels 53; when two adjacent hatchcover structures are connected, sealant 588 is applied to the contact position between the omega-shaped steel plate 581 and the panel 53, and finally the second bolt 583 is used for fastening.

As shown in fig. 9, specifically, the ventilation module includes a ventilator 56, a ventilator foundation 54 connected with a panel 53 is disposed at the bottom of the ventilator 56, an air duct 55 is disposed at one end of the ventilator 56, the air duct 55 is connected to a horizontal air duct 551 at one side of the ventilator 56 and is connected to a vertical air duct 552 by a bent pipe section, and a first bracket 555 welded to the hatch cover structure panel 53 is disposed below the horizontal air duct 551, and the first bracket 555 plays a role in supporting and fixing the air duct 55; the lower end of the vertical air pipe 552 is provided with an air pipe cabin passing piece 57 connected with the air pipe through bolt, the periphery of the air pipe cabin passing piece 57 is welded with the panel 53 to ensure the rain tightness, the air pipe cabin passing piece 57 is connected with an electric fire-proof valve 553 at the indoor side of the air pipe cabin passing piece facing the main transformer room 206, and the electric fire-proof valve 553 is connected with an air port 554 of the air pipe 55.

As shown in fig. 10, the air duct through-cabin 57 is directly welded to the panel 53 to ensure the rain tightness, and the two ends of the air duct through-cabin 57 are respectively provided with an upper flange 571 connected to the vertical air duct 552 and a lower flange 572 connected to the electric fire damper 553.

As shown in fig. 11, specifically, a cable and a data cable 91 are provided for power supply and data transmission of the fan 56, an electric cabinet 8 is provided above the panel 53 to realize control of the fan 56, a vertical groove box 71 and a horizontal groove box 72 are preset above the panel 53 to protect the cable and the data cable 91, and a second bracket 74 is provided between the horizontal groove box 72 and the panel 53; meanwhile, the cable and the data cable 91 of the power supply equipment of the electric cabinet 8 and the offshore boosting block are provided with the aviation plug 9, so that the electric cabinet 8 and the power supply equipment of the offshore boosting block can be separated.

When the main transformer room 206 needs to be overhauled, the bolts 583 between the first bolts 521 connected with the base beams 510 and the module connectors 58 on the modular hatch cover ventilation integration device 5 are removed, and the aviation plug 9 is pulled out, so that the modular hatch cover ventilation integration device 5 is separated from the offshore boosting module roof layer 4, and then the lifting lugs 59 are adopted to realize quick overhauling operation. The whole structure is convenient to detach, the cables are clear, the arrangement is attractive, the space of the roof layer 4 of the marine boosting block is greatly saved, and the further light weight of the total station is realized.

The above embodiment is only one preferred technical solution of the present utility model, and it should be understood by those skilled in the art that modifications and substitutions can be made to the technical solution or parameters in the embodiment without departing from the principle and essence of the present utility model, and all the modifications and substitutions are covered in the protection scope of the present utility model.

Claims (10)

1. Modularized hatch cover ventilation integrated device suitable for compactly arranging marine boost modules, and is characterized in that: each layer of structure of the marine boosting block comprises a first layer (1), a second layer (2), three layers (3) and a roof layer (4) which are arranged from bottom to top, wherein the second layer (2) is provided with a main transformer chamber (206), the main transformer chamber (206) is communicated with the three layers (3) and the roof layer (4) in a vertical space, and an upper empty area (307) is formed in the three layers (3);

The modularized hatch cover ventilation integrated device (5) is arranged on a roof layer (4) above the main transformer room (206), a hatch cover structure which is detachably connected with the roof structure beam (50) is arranged in the hatch cover integrated device, and a ventilation module which is vertically fused with the hatch cover structure is arranged above the hatch cover structure so as to form independent positive pressure air supply to the main transformer room (206); the three layers (3) are provided with a ventilation machine room (304), and positive pressure air supply equipment for intensively supplying air is arranged in the ventilation machine room (304);

The roof layer (4) is provided with escape and rescue channels (41), and inclined ladders (15) are arranged at the height difference positions from one layer (1) to the peripheral part of the roof layer (4).

2. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 1, wherein: the width of the escape and rescue channel (41) is more than or equal to 0.8m.

3. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 1, wherein: the roof layer (4) is provided with a crane (45), the hatch cover is structurally provided with a lifting lug (59), and the crane (45) and the lifting lug (59) form lifting through a lifting rope (6).

4. A modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules according to claim 1 or 3, characterized in that: the hatch cover structure comprises a panel (53), a hatch cover module (52) and a hatch cover base (51), wherein the hatch cover module (52) is arranged below the panel (53), a support channel steel (520) connected with the panel (53) is arranged in the hatch cover module (52), the hatch cover base (51) is provided with a base beam (510), and the base beam (510) is connected between the support channel steel (520) and a roof structure beam (50).

5. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 4, wherein: the rain-proof plate (512) is obliquely arranged at the top of the base beam (510), the rain-proof plate (512) is arranged at the edge position facing the space inside the hatch cover structure, and a supporting plate (511) is arranged between the rain-proof plate (512) and the base beam (510).

6. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 4, wherein: and inverted T-shaped steel (522) connected with the inner side of the supporting channel steel (520) is arranged below the panel (53).

7. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 4, wherein: the module connecting piece (58) for sealing is arranged between the adjacent hatch cover structures, the module connecting piece (58) comprises omega-shaped steel plates (581) which are arranged at the tops of the two side panels (53) in a sealing mode, the omega-shaped steel plates (581) simultaneously cover the tops of the two side panels (53), and end sealing plates (587) are arranged at the ends of the omega-shaped steel plates (581) and seal gaps between the adjacent hatch cover structures.

8. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 7, wherein: and flat steel (586) is arranged at the edge position of the supporting channel steel (520) in the adjacent direction on the hatch cover module (52), the flat steel (586) is covered by the omega-shaped steel plate (581), and a rubber sealing strip (584) is filled between the inside of the omega-shaped steel plate (581) and the flat steel (586).

9. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 4, wherein: the ventilation module comprises a ventilator (56), a ventilator foundation (54) connected with a panel (53) is arranged at the bottom of the ventilator (56), an air pipe (55) is arranged at one end of the ventilator (56), and an air pipe cabin passing piece (57) is arranged on a pipe section of the air pipe (55) extending into the upper portion of a main transformer chamber (206) and connected with the panel (53).

10. The modular hatch ventilation integrated device adapted for compact arrangement of marine boost modules of claim 9, wherein: the fan (56) is powered and is provided with a cable and a data cable (91) for power supply and data transmission, an electric cabinet (8) is arranged above the panel (53), and the electric cabinet (8) and power supply equipment of the offshore boosting module are arranged in a separable mode.