CN108189977B - Seawater lift pump tower and offshore platform - Google Patents
Seawater lift pump tower and offshore platform Download PDFInfo
- Publication number
- CN108189977B CN108189977B CN201711464689.3A CN201711464689A CN108189977B CN 108189977 B CN108189977 B CN 108189977B CN 201711464689 A CN201711464689 A CN 201711464689A CN 108189977 B CN108189977 B CN 108189977B
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- Prior art keywords
- flange
- lifting pipe
- tube body
- sleeve
- tower
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/12—Combinations of two or more pumps
- F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to Naval Architecture and Ocean Engineering equipment technology field, propose that a kind of seawater lift pump tower and offshore platform, the seawater lift pump tower include fixed tower, multiple extension type lifting pipes, multiple water pumps and driving assembly；Fixed tower has multiple lifting pipes and is connected and fixed the fixing piece of each lifting pipe；Each extension type lifting pipe includes at least two casings, and movably mutually socket between casing is telescopically connected between lifting pipe and water pump with this；Water pump can be relatively distant from or close to fixed tower, and water pump enters the water surface or less in the position far from fixed tower；It is relatively distant from by driving assembly driving water pump or close to fixed tower, water pump is switched into water position or water exit position whereby.Using the seawater lift pump tower, there is technical effect easy to operate.
Description
Technical field
The present invention relates to Naval Architecture and Ocean Engineering equipment technology field more particularly to a kind of seawater lift pump tower and sea are flat
Platform.
Background technique
When jack-up unit operation, platform hull, which need to be promoted to, leaves sea level, has between platform hull and sea level
Certain air gap.When the effect of seawater lift pump tower is on platform hull suspension sea level, immersible pump is put to sea level
Hereinafter, immersible pump is enable to work normally extraction seawater, mentioned for jack-up unit fire-fighting, ballast, production, the cooling, life of equipment etc.
For seawater.
Currently, seawater lift pump tower is broadly divided into crane lifting formula, hydraulic bolt lift and gear by up-down mode
Rack lift type.Existing seawater lift pump tower has the disadvantages that on the one hand above-mentioned several ways are integrally-lifting, pump
Tower is whole tall and slender structure, and height is typically larger than 20 meters, and when rise occupies deck upper space, influences other operations；Another party
Because of pump tower lifting multiple water outlets and valve need to be arranged in short transverse in face, need to replace water outlet with the lifting of pump tower；Again
On the one hand, every set pump tower can only install two immersible pumps, and two immersible pumps are unable to satisfy the water demand of whole ship, therefore, whole ship
More set seawater lift pump towers need to be equipped with；In another aspect, rack-and-pinion and hydraulic bolt lifting device equipment cost are high, and to processing
And matching requirements are more stringent.
Above- mentioned information disclosed in the background technology part are only used for reinforcing the understanding to background of the invention, therefore it can
To include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
It is an object of the invention to overcome at least one of the above-mentioned prior art insufficient, it is small and grasp to provide a kind of space hold
Make convenient seawater lift pump tower and offshore platform.
Additional aspect and advantage of the invention will be set forth in part in the description, and partly will be from description
It is apparent from, or can practice through the invention and acquistion.
According to an aspect of the present invention, a kind of seawater lift pump tower is provided, the seawater lift pump tower include fixed tower,
Multiple extension type lifting pipes, multiple water pumps and driving assembly；The fixed tower has multiple lifting pipes and connection solid
The fixing piece of fixed each lifting pipe；Each extension type lifting pipe includes at least one casing, the scalable work of described sleeve pipe
It is socketed in the corresponding Yang Shuiguan dynamicly, and/or, it is mutually socketed to telescopic action between described sleeve pipe, it can with this
It is telescopically connected between the lifting pipe and the water pump；The water pump can be relatively distant from or close to the fixed tower,
The water pump enters the water surface or less in the position far from the fixed tower；Drive the water pump opposite by the driving component
Away from or approaching in the fixed tower, the water pump described whereby is switched into water position or water exit position.
According to an embodiment of the present invention, the movable end that multiple extension type lifting pipes are connect with the water pump is also
Including multiple connectors, multiple connectors are fixedly connected with the movable end of multiple extension type lifting pipes；The driving component
Including winch and drawstring, winch is set on a pier；Drawstring is connected between the winch and the connector, makes institute
It states winch and drives the water pump to rise or fall by drawstring.
According to an embodiment of the present invention, the driving component further includes tension sensor, and tension sensor is connected to
Between the drawstring and the connector, for measuring the pulling force of the drawstring.
According to an embodiment of the present invention, the fixed tower further includes flowing water Valve, and flowing water Valve is set to described raise
One end far from the water pump of water pipe.
According to an embodiment of the present invention, the extension type lifting pipe includes two casings, from outside to inside successively are as follows:
First sleeve and the second casing, the first sleeve are sheathed in the lifting pipe.
According to an embodiment of the present invention, the lifting pipe includes outer tube body and only drops flange, only drops flange and is set to
The lower end of the outer tube body, internal diameter are less than the internal diameter of the outer tube body；
Including the first tube body, the first cooperation flange and first, only drop flange, the first cooperation flange are set the first sleeve
In the upper end of first tube body, outer diameter is less than the internal diameter of the outer tube body and is greater than the internal diameter for only dropping flange, described
First cooperation flange and the only drop flange cooperation prevent the first sleeve from deviating from the lifting pipe；First, which only drops flange, is set to
The lower end of first tube body, internal diameter are less than the internal diameter of first tube body；
Second casing includes the second tube body and the second cooperation flange, and the second cooperation flange is set to second tube body
Upper end, outer diameter be less than first tube body internal diameter and be greater than described first only drop flange internal diameter, it is described second cooperation
Flange, which only drops flange cooperation with described first, prevents second casing from deviating from the first sleeve.
According to an embodiment of the present invention, the first sleeve further include first only rise a flange, first only rise a flange sets
Outer wall in the lower end of first tube body, the lower end surface cooperation with the lifting pipe prevent the first sleeve from having fully embedded into
In the lifting pipe；
Second casing further includes second only rising flange, and second only rises the lower end that flange is set to second tube body
Outer wall, the lower end surface cooperation with the first sleeve prevent second casing from having fully embedded into the first sleeve.
According to an embodiment of the present invention, the extension type lifting pipe further includes the first contact sensor and second
Contact sensor；First contact sensor only rises the upper surface of flange set on the lower end surface of the lifting pipe or first；Second connects
Touch the upper surface that sensor only rises flange set on the lower end surface of the first sleeve or second.
According to an embodiment of the present invention, the extension type lifting pipe further includes the first sealing ring and the second sealing
Circle, the first sealing ring are set between the lifting pipe and the first sleeve；Second sealing ring is set to the first sleeve and institute
It states between the second casing.
According to another aspect of an embodiment of the present invention, a kind of offshore platform is provided, trap is enclosed in configuration one, by the fixation
Tower body, which is fixed on, to be enclosed in trap, and trap connection upper deck and mesa base are enclosed.
As shown from the above technical solution, the present invention has at least one of following advantages and good effect:
Seawater lift pump tower of the invention, including fixed tower, multiple extension type lifting pipes, multiple water pumps and driving
Component；Fixed tower has multiple lifting pipes, and extension type lifting pipe is telescopically connected between lifting pipe and water pump, it drives
Dynamic Component driver water pump can be relatively distant from or close to fixed tower, water pump is switched into water position or water exit position whereby.One
Aspect, multiple lifting pipes are fixed setting, and the movement of the flexible drive water pump of extension type lifting pipe is driven by driving assembly,
It is therefore not necessary to multiple water outlets are set in short transverse, it is at low cost, and it is not required to the lifting replacement water outlet connection with pump tower,
It is easy to operate.
On the other hand, seawater lift pump tower is set as multi-section retractable structure, and extension type lifting pipe is stretched downwards when work
Exhibition protrudes into water pump in seawater, and extension type lifting pipe is retracted to fixed tower upwards when not working makes water pump be detached from seawater, nothing
Deck upper space need to be occupied, does not influence other operations, and suffered wind load is smaller.Another aspect, be provided with multiple lifting pipes with
And multiple water pumps, only need the seawater lift pump tower that can meet the water demand of whole ship.
Detailed description of the invention
Its example embodiment is described in detail by referring to accompanying drawing, above and other feature of the invention and advantage will become
It is more obvious.
Fig. 1 is the structural schematic diagram of one embodiment of seawater lift pump tower of the present invention；
Fig. 2 is the structural schematic diagram under the seawater lift pump tower working condition in Fig. 1；
Fig. 3 is the schematic top plan view of Fig. 2；
Fig. 4 is the partial enlargement diagram of the H meaning part in Fig. 2；
Fig. 5 is the partial enlargement diagram of the I meaning part in Fig. 2.
The reference numerals are as follows for main element in figure:
1, lifting pipe；11, outer tube body；12, flange only drops；
2, first sleeve；21, the first tube body；22, the first cooperation flange；23, first only drops flange；24, first method is only risen
It is blue；
3, the second casing；31, the second tube body；32, the second cooperation flange；33, second flange is only risen；34, water pump connection method
It is blue；
4, water pump；41, water pump flange；
51, fixed link；52, first connecting rod；53, the second connecting rod；
61, bridge piece；62, flowing water Valve；
71, the first sealing ring；72, the second sealing ring；
81, winch；82, drawstring；83, angle pulley；84, tension sensor；
91, the first contact sensor；92, the second contact sensor；
10, hull encloses trap；
111, fixed plate；112, connecting plate；113, engaging lug.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
Referring to Fig.1, Fig. 2 and the structural schematic diagram of one embodiment of seawater lift pump tower of the present invention shown in Fig. 3.Such as figure
Shown, which mainly includes fixed tower, multiple extension type lifting pipes, multiple water pumps 4 and driving assembly；
The fixed tower has multiple lifting pipes 1 and is connected and fixed the fixing piece of each lifting pipe 1；Each extension type is raised
Water pipe includes at least one casing, is socketed in casing telescopic action the corresponding Yang Shuiguan, and/or, casing it
Between telescopic action mutually socket, be telescopically connected to this between lifting pipe 1 and the water pump 4；Multiple extension types
The movable end that lifting pipe is connect with water pump includes multiple connectors, is fixedly attached to multiple extension types by these connectors
Lifting pipe realizes the fixation of movable end；The movable end can be relatively distant from or close to the fixed tower, and the water pump 4 exists
The movable end enters the water surface or less far from the position of the fixed tower；The movable end phase is driven by the driving component
To away from or approaching in the fixed tower, the water pump 4 described whereby is switched into water position or water exit position.
In this example embodiment, platform hull can be set hull and enclose trap 10, and fixed tower is fixed on hull and encloses
In trap 10.Hull encloses trap 10 and belongs to the prior art；It is that can accommodate the columnar structured of sea water pump tower that hull, which encloses trap 10, in order to meet
Strength demand, hull, which encloses trap 10, can enclose trap 10 using the hollow cube shape frame structure being made of steel plate and fashioned iron, hull
Surrounding reinforced using fashioned iron.
In this example embodiment, fixed tower may include four lifting pipes 1 and be connected and fixed each lifting pipe 1
Fixing piece etc..Fixing piece may include connecting each lifting pipe 1 to enclose multiple fixed links 51 of trap 10 with hull, and connect adjacent
Multiple first connecting rods 52 of two lifting pipes 1 and multiple second connecting rods 53.Multiple fixed links 51 are arranged in parallel, Gu
Lifting pipe 1 is fixed in one end of fixed pole 51, and the other end is fixed on to form the steel plate that hull encloses trap 10.Multiple first connecting rods 52 are
Arranged in parallel, multiple second connecting rods 53 and first connecting rod 52 are arranged in a crossed manner, basically form three with first connecting rod 52
It is angular, truss structure is integrally formed, truss structure is more conducive to the stability of each lifting pipe 1.The structure of fixing piece is not limited to above-mentioned
Description, for example, fixing piece can also include multiple connecting plates, four lifting pipes 1 are welded on connecting plate, and connecting plate is welded on again
Form the steel plate that hull encloses trap 10.The number of lifting pipe 1 may be set to be three, five or more, and specific quantity can
To be determined according to the water demand of whole ship.
The upper end of lifting pipe 1 is higher than deck in ship structure, and the lower end of lifting pipe 1 is higher than hull bottom plate, the lower end of lifting pipe 1 and ship
Can be used for accommodating in the distance between body bottom plate space the end of multiple extension type lifting pipes after retracting, connector and
Water pump 4.The upper end of lifting pipe 1 is connected with bridge piece 61, and one end of the separate water pump 4 of bridge piece 61 is provided with flowing water Valve
62.Certainly, in other example embodiments of the invention, can also directly be arranged in one end of the separate water pump 4 of lifting pipe 1
Flowing water Valve 62.It all belongs to the scope of protection of the present invention.
In this example embodiment, extension type lifting pipe can be set to four, every extension type lifting pipe
Structure can be identical；Water pump 4 may be set to be four.Extension type lifting pipe be connected to lifting pipe 1 and water pump 4 it
Between, water pump 4 and one end of extension type lifting pipe are fixed by connector.The number of extension type lifting pipe and water pump 4
It can be set to three, five or more, specific quantity can be determined according to the water demand of whole ship, and extension type is raised
The number of water pipe and water pump 4 and the number of lifting pipe 1 can be identical.
In this example embodiment, every group of extension type lifting pipe includes two casings, from outside to inside successively are as follows: first
Casing 2 and the second casing 3, i.e. the second casing 3 are sheathed in first sleeve 2；First sleeve 2 is sheathed in lifting pipe 1 again.The
Sleeve 2 can stretch out lifting pipe 1 or be retracted in lifting pipe 1, and the second casing 3 can stretch out first sleeve 2 or be retracted in
In sleeve 2；The existing conventional techniques means such as spraying specific coatings, which can be used, in first sleeve 2 and the second casing 3 prevents ocean
Biological attachment.With whole stretching states of extension type lifting pipe, can drive movable end connection and water pump 4 enter the water surface with
Under, extension type lifting pipe retracted mode can rise to the water surface or more with drive connection part and water pump 4.
Referring to Fig. 4 and partial enlargement diagram shown in fig. 5.
Specifically, lifting pipe 1 may include outer tube body 11 and only drop flange 12 etc., outer tube body 11 be can be set to
Section is circular tubulose, only drops the lower end that flange 12 can be set to outer tube body 11, and the internal diameter for only dropping flange 12 is less than outer tube body
The internal diameter of 11 top bulge loops, only drop flange 12 outer diameter be greater than outer tube body 11 outer diameter, only drop flange 12 can be set to outside
The compatible annular shape of tube body 11.Certainly, it is rectangular, oval tubulose that outer tube body 11, which may be set to be section, only drops method
Orchid 12 may be set to be rectangular, oval ring-type compatible with outer tube body 11.
Specifically, first sleeve 2 may include that flange 23 only drops in the first tube body 21, first cooperation flange 22 and first
Etc..It is circular tubulose that first tube body 21, which can be set to section, and the outer diameter of the first tube body 21 is less than or equal to only drop flange
12 internal diameter allows the first tube body 21 free extension in lifting pipe 1.First cooperation flange 22 can be set to the first tube body 21
Upper end, first cooperation flange 22 outer diameter be less than outer tube body 11 internal diameter and be greater than only drop flange 12 internal diameter, make first to match
Flange 22 can prevent first sleeve 2 from deviating from lifting pipe 1 with only drop flange 12 cooperation.First only drop flange 23 can be set to the
The lower end of one tube body 21, the first internal diameter for only dropping flange 23 are less than the internal diameter of first tube body 21.Certainly, the first tube body 21
Can be set to section is rectangular, oval tubulose, and first, which only drops flange 23 and the first cooperation flange 22, also can be set
For rectangular, oval ring-type compatible with the first tube body 21.
Specifically, the second casing 3 may include the second tube body 31 and the second cooperation flange 32 etc..Second tube body 31
Can be set to section is circular tubulose, and the outer diameter of the second tube body 31 is less than or equal to the first internal diameter for only dropping flange 23, makes
Second tube body 31 can in the first tube body 21 free extension.Second cooperation flange 32 can be set to the upper end of the second tube body 31,
Second cooperates internal diameter of the outer diameter of flange 32 less than the first tube body 21 and is greater than the first internal diameter for only dropping flange 23, makes the second cooperation
Flange 32 and first only drop flange 23 cooperation prevent the second casing 3 from deviating from the first sleeve 2.Certainly, the second tube body 31 can also
To be set as section as rectangular, oval tubulose, first, which only drops flange 23 and the second cooperation flange 32, be may be set to be
Rectangular, oval ring-type compatible with the second tube body 31.
First sleeve 2 can also only rise flange 24 including first, and first only rises flange 24 can be set on the first tube body 21
The outer wall of lower end, first, which only rises flange 24 and the lower end surface cooperation of lifting pipe 1, prevents first sleeve 2 from having fully embedded into lifting pipe 1
It is interior.In this example embodiment, first only rise height of the flange 24 in first sleeve 2 be higher than first only drop flange 23 the
Height on sleeve 2；Since only drop flange 12 is set to the lower end of outer tube body 11, the first outer diameter for only rising flange 24, which is greater than, only to drop
The internal diameter of flange 12, therefore, first, which only rises flange 24 and only drop flange 12 cooperation, prevents first sleeve 2 from having fully embedded into lifting pipe 1
It is interior.
Second casing 3 can also only rise flange 33 including second, and second only rises flange 33 can be set on the second tube body 31
The outer wall of lower end, the second lower end surface cooperation for only rising flange 33 and first sleeve 2 prevent the second casing 3 from having fully embedded into described the
In sleeve 2.In this example embodiment, second only rises the bottom that flange 33 is not located at the second casing 3；Due to
One only drops the lower end that flange 23 is set to outer tube body 11, and the second outer diameter for only rising flange 33 is greater than first and stops the internal diameter for dropping flange 23,
Therefore, second only rise flange 33 with first only drop flange 23 cooperate prevent the second casing 3 from having fully embedded into first sleeve 2.
Extension type lifting pipe can also include the first contact sensor 91 and the second contact sensor 92 etc..At this
In example embodiment, the first contact sensor 91 is set to the first upper surface for only rising flange 24, rises in place in first sleeve 2
Afterwards, the first upper surface for only rising flange 24 can be bonded with only drop 12 lower end surface of flange of lifting pipe 1, so that the first contact of triggering passes
Sensor 91.Second contact sensor 92 is set to the second upper surface for only rising flange 33, after the second casing 3 rises in place, second
The upper surface for only rising flange 33 can only drop 23 lower end surface of flange with the first of first sleeve 2 and be bonded, so that the second contact of triggering passes
Sensor 92.By the first contact sensor 91 and the second contact sensor 92, it can sense and learn extension type lifting pipe
Through retracting in place, so that controlling driving assembly stops driving, avoid after extension type lifting pipe has been retracted into position, driving group
Part still carries out driving, caused by driving assembly overload, and due to caused by overloading to the damage of extension type lifting pipe
Wound.Certainly, it will be appreciated by persons skilled in the art that the first contact sensor 91 can be set to lifting pipe 1 lower end surface or
The lower end surface of flange 12 only drops, and the second contact sensor 92 can only drop flange 23 set on the lower end surface of first sleeve 2 or first
Lower end surface.
Extension type lifting pipe can also include the first sealing ring 71 and the second sealing ring 72 etc., the first sealing ring 71
It can be set between lifting pipe 1 and first sleeve 2, the second sealing ring 72 can be set between first sleeve 2 and the second casing 3.
In this example embodiment, the first sealing ring 71 can be located on only drop flange 12, trail in extension type lifting pipe
When, the first sealing ring 71 is located between only drop flange 12 and the first cooperation flange 22；Second sealing ring 72, which can be located at first, to be stopped
It drops on flange 23, in the expansion of extension type lifting pipe mind, the second sealing ring 72 only drops flange 23 positioned at first and matches with second
Between flange 32.Water pump 4, extension type lifting pipe gravity under by the first sealing ring 71 and the second sealing ring 72
Compression, is conducive to sealing effect, avoids leak.
In this example embodiment, the one end of the second tube body 31 connecting with water pump 4 is provided with water pump connecting flange
34, the lower end of the second tube body 31 is specially provided with water pump connecting flange 34.It is provided with water pump flange 41 on water pump 4, leads to
Crossing screw can connect water pump flange 41 with water pump connecting flange 34, so that water pump 4 to be connected to the lower end of the second tube body 31.
In the movable end of the second tube body 31 connecting with water pump 4, it is also provided with connector, connector includes being connected to
Multiple connecting plates 112 between four the second tube bodies 31, and the engaging lug 113 being arranged on a wherein connecting plate 112, even
Lug 113 is connected to driving assembly, and with this, driving assembly can drive movable end that can be relatively distant from or close to fixed tower.
In this example embodiment, multiple fixed plates 111 can also be connected between four water pumps 4, by multiple
Four 4 bottom ends of water pump are fixedly connected by fixed plate 111, and 111 end of fixed plate can be in anchor ear shape, pack tightly connection using bolt
In water pump 4.Four water pumps 4 are fixed together to form a water pump group by multiple fixed plates 111, will increase strong
Degree.
In this example embodiment, driving assembly may include winch 81 and drawstring 82 etc.；Winch 81 is set to ship
On body deck, drawstring 82 is connected between winch 81 and the engaging lug 113 of movable end, can also be set on the fixing piece of fixed tower
It is equipped with angle pulley 83, drawstring 82 bypasses angle pulley 83, makes the state of the steering of drawstring 82 vertically downward, avoid drawstring 82
Drawstring 82 is broken caused by enclosing the friction of trap 10 with hull.Winch 81 can by drawstring 82 drive movable end rise or under
Drop, water pump 4 is switched into water position or water exit position whereby.Certainly, winch 81 is set on any pier.Driving assembly
It can be hoist engine and wirerope etc..
In this example embodiment, driving assembly can also include tension sensor 84, and tension sensor 84 is connected to
Between drawstring 82 and movable end, i.e., tension sensor 84 is connected between drawstring 82 and engaging lug 113, passes through tension sensor 84
The pulling force of drawstring 82 can be measured.
The course of work of seawater lift pump tower of the invention is described in detail below.
Winch 81 gradually loosens drawstring 82, and extension type lifting pipe extends downwardly under the effect of gravity, at this point, pulling force passes
The pulling force that the drawstring 82 that sensor 84 measures is born is about the gravity and water pump of the gravity of extension type lifting pipe, connector
The sum of 4 gravity, when water pump 4 contacts the water surface, due to the effect of the buoyancy of water, the drawstring 82 that tension sensor 84 measures is held
The pulling force received can be reduced, and the process that water pump 4 declines afterwards, effect of the pulling force that drawstring 82 is born due to buoyancy
It can be gradually reduced；After extension type lifting pipe stretches in place, the gravity of extension type lifting pipe, the gravity of connector and water
Pump 4 gravity can from only drop flange 12 with first cooperate flange 22 and first only drop flange 23 with second cooperate flange 32 hold
By the pulling force of drawstring 82 can be decreased to zero, and tension sensor 84 measures pulling force when being zero, and control winch 81 stops driving, water
Pump 4 starts to carry out work of drawing water.
After the completion of the work of drawing water of water pump 4, winch 81 tenses drawstring 82, and extension type lifting pipe is in 82 pulling force of drawstring
It bounces back under effect, at this point, the pulling force that the drawstring 82 that tension sensor 84 measures is born is about extension type lifting pipe
Gravity, connector gravity and the sum of the gravity of water pump 4.After extension type lifting pipe bounces back in place, first only rises method
The upper surface of orchid 24 is bonded with only drop 12 lower surface of flange, and first sleeve 2 is prevented to continue to bounce back, the first contact sensor 91 sensing
To activation signal；Second only rise flange 33 upper surface with first only drop 23 lower surface of flange be bonded, prevention the second casing 3 continuation
Retraction, the second contact sensor 92 sense activation signal；When the first contact sensor 91 and the second contact sensor 92 return
When letter in reply, control winch 81 stops driving, completes whole processes of primary work of drawing water.
Seawater lift pump tower of the invention, including fixed tower, multiple extension type lifting pipes, movable end, multiple water pumps 4
And driving assembly；Fixed tower has multiple lifting pipes 1, and extension type lifting pipe is telescopically connected in lifting pipe 1 and water
Between pump 4, movable end includes connector, and by one end of connector fixed water pump 4 and extension type lifting pipe, driving assembly is driven
Dynamic movable end can be relatively distant from or close to fixed tower, water pump 4 is switched into water position or water exit position whereby.On the one hand,
Multiple lifting pipes 1 are fixed setting, and the flexible drive movable end and water pump 4 of extension type lifting pipe are driven by driving assembly
Movement, it is at low cost it is therefore not necessary to multiple water outlets are arranged in short transverse, and be not required to the lifting replacement water outlet with pump tower
Mouth connection, it is easy to operate；On the other hand, seawater lift pump tower is set as multi-section retractable structure, and extension type pumps up water when work
Pipe, which stretches down, protrudes into water pump 4 in seawater, and extension type lifting pipe is retracted to fixed tower upwards when not working keeps water pump 4 de-
From seawater, without occupying deck upper space, other operations are not influenced, and suffered wind load is smaller.Another aspect is provided with multiple
Lifting pipe 1 and multiple water pumps 4 only need the seawater lift pump tower that can meet the water demand of whole ship.In another aspect, should
The flexible of seawater lift pump tower realizes that equipment cost is low by winch 81, and to the processing of seawater lift pump tower and matching requirements phase
To lower.
Above-mentioned described feature, structure or characteristic can be incorporated in one or more embodiment party in any suitable manner
In formula, if possible, it is characterized in discussed in each embodiment interchangeable.In the above description, it provides many specific thin
Section fully understands embodiments of the present invention to provide.It will be appreciated, however, by one skilled in the art that this can be practiced
The technical solution of invention, or can be using other methods, component, material without one or more in the specific detail
Material etc..In other cases, known features, material or operation are not shown in detail or describe to avoid each side of the invention is obscured
Face.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
As the component in "lower".Term of other relativities, such as "high" " low " "top" "bottom" etc. also make have similar meaning.When certain
Structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures, or refer to that certain structure " direct " is set
It sets in other structures, or refers to that certain structure is arranged in other structures by the way that another structure is " indirect ".
In this specification, term "one", " one ", "the", " described " and "at least one" indicating there are one or
Multiple element/component parts/etc.；Term "comprising", " comprising " and " having " are to indicate the open meaning being included
And refer to the element in addition to listing/component part/also may be present other than waiting other element/component part/etc.；Term " the
One ", " second " and " third " etc. only use as label, are not the quantity limitations to its object.
It should be appreciated that the present invention is not limited in its application to the detailed construction and arrangement of the component of this specification proposition
Mode.The present invention can have other embodiments, and can realize and execute in many ways.Aforesaid deformation form and
Modification is fallen within the scope of the present invention.It should be appreciated that this disclosure and the present invention of restriction extend in text
And/or it is mentioned in attached drawing or all alternative combinations of two or more apparent independent features.It is all these different
Combination constitutes multiple alternative aspects of the invention.Embodiment described in this specification illustrates to become known for realizing the present invention
Best mode, and will enable those skilled in the art using the present invention.
Claims (10)
1. a kind of seawater lift pump tower, which is characterized in that including fixed tower, multiple extension type lifting pipes, multiple water pumps with
And driving assembly；
The fixed tower has multiple lifting pipes and is connected and fixed the fixing piece of each lifting pipe；
Each extension type lifting pipe includes at least one casing, is socketed in described sleeve pipe telescopic action corresponding described
Lifting pipe, and/or, it is mutually socketed to telescopic action between described sleeve pipe, is telescopically connected to this and is pumped up water described
Between pipe and the water pump；
The water pump can be relatively distant from or close to the fixed tower, the water pump the position far from the fixed tower into
Below upstream face；
It drives the water pump to be relatively distant from by the driving component or close to the fixed tower, the water pump described whereby switches
To enter water position or water exit position.
2. seawater lift pump tower according to claim 1, which is characterized in that multiple extension type lifting pipes with it is described
The movable end of water pump connection further includes multiple connectors, and multiple connectors are fixedly connected with the work of multiple extension type lifting pipes
Moved end；
The driving component includes:
Winch is set on a pier；
Drawstring is connected to the winch and the connector, and the winch is made to drive the water pump to rise or fall by drawstring.
3. seawater lift pump tower according to claim 2, which is characterized in that the driving component further include:
Tension sensor is connected between the drawstring and the connector, for measuring the pulling force of the drawstring.
4. seawater lift pump tower according to claim 1, which is characterized in that the fixed tower further include:
Flowing water Valve, set on one end far from the water pump of the lifting pipe.
5. seawater lift pump tower according to claim 1, which is characterized in that the extension type lifting pipe includes two sets
Pipe, from outside to inside successively are as follows: first sleeve and the second casing, the first sleeve are sheathed in the lifting pipe.
6. seawater lift pump tower according to claim 5, which is characterized in that
The lifting pipe includes:
Outer tube body；
Flange only drops, and set on the lower end of the outer tube body, internal diameter is less than the internal diameter of the outer tube body；
The first sleeve includes:
First tube body；
First cooperation flange, set on the upper end of first tube body, outer diameter is less than the internal diameter of the outer tube body and is greater than described
The only internal diameter of drop flange, the first cooperation flange and the only drop flange cooperation prevent from pumping up water described in the first sleeve abjection
Pipe；
First only drops flange, and set on the lower end of first tube body, internal diameter is less than the internal diameter of first tube body；
Second casing includes:
Second tube body；
Second cooperation flange, set on the upper end of second tube body, outer diameter is less than the internal diameter of first tube body and is greater than institute
The first internal diameter for only dropping flange is stated, the second cooperation flange, which stops drop flange cooperation with described first, prevents second casing de-
The first sleeve out.
7. seawater lift pump tower according to claim 6, which is characterized in that
The first sleeve further include:
First only rises flange, the outer wall set on the lower end of first tube body, and the lower end surface cooperation with the lifting pipe prevents
The first sleeve has fully embedded into the lifting pipe；
Second casing further include:
Second only rises flange, and the outer wall set on the lower end of second tube body is anti-with the lower end surface cooperation of the first sleeve
Only second casing has fully embedded into the first sleeve.
8. seawater lift pump tower according to claim 7, which is characterized in that the extension type lifting pipe further include:
First contact sensor only rises the upper surface of flange set on the lower end surface of the lifting pipe or first；
Second contact sensor only rises the upper surface of flange set on the lower end surface of the first sleeve or second.
9. seawater lift pump tower according to claim 5, which is characterized in that the extension type lifting pipe further include:
First sealing ring is set between the lifting pipe and the first sleeve；
Second sealing ring is set between the first sleeve and second casing.
10. a kind of offshore platform, is provided with seawater lift pump tower described in any one according to claim 1~9, feature exists
The enclosing in trap of offshore platform is fixed in, the fixed tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464689.3A CN108189977B (en) | 2017-12-28 | 2017-12-28 | Seawater lift pump tower and offshore platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464689.3A CN108189977B (en) | 2017-12-28 | 2017-12-28 | Seawater lift pump tower and offshore platform |
Publications (2)
| Publication Number | Publication Date |
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| CN108189977A CN108189977A (en) | 2018-06-22 |
| CN108189977B true CN108189977B (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711464689.3A Active CN108189977B (en) | 2017-12-28 | 2017-12-28 | Seawater lift pump tower and offshore platform |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111498032A (en) * | 2020-04-17 | 2020-08-07 | 中船黄埔文冲船舶有限公司 | Seawater lift pump tower and maritime work platform |
| CN112478068A (en) * | 2020-11-30 | 2021-03-12 | 深吉海洋科技(山东)有限公司 | Seawater transportation operation ship |
| CN112441187A (en) * | 2020-12-15 | 2021-03-05 | 上海瓯洋海洋工程有限公司 | Non-immersed seawater pump lifting device and method |
| CN113202783A (en) * | 2021-06-07 | 2021-08-03 | 中船黄埔文冲船舶有限公司 | Seawater lifting device and ocean platform |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200452608Y1 (en) * | 2008-08-01 | 2011-03-14 | 대우조선해양 주식회사 | The Connection Structure of a Base-Support of a Pump Tower on a LNG Ship |
| KR20130003409U (en) * | 2011-11-30 | 2013-06-10 | 에스티엑스중공업 주식회사 | Riser Pipe Support Member for Sea Water Lift Pump |
| CN202482093U (en) * | 2012-02-22 | 2012-10-10 | 中国海洋石油总公司 | Tower well seawater lifting system |
| CN204356753U (en) * | 2014-11-21 | 2015-05-27 | 中国海洋石油总公司 | A kind of seawater column holder suspension supporting device |
| CN105799905A (en) * | 2014-12-29 | 2016-07-27 | 中石化胜利石油工程有限公司钻井工艺研究院 | Liftable attached-type sea water pump rack |
| CN205100195U (en) * | 2015-11-09 | 2016-03-23 | 中集海洋工程研究院有限公司 | Platform and immersible pump tower thereof |
| CN205604206U (en) * | 2016-04-28 | 2016-09-28 | 南通迪施有限公司 | Lift platform sea water feeding mechanism |
| CN106005290A (en) * | 2016-05-19 | 2016-10-12 | 武汉船用机械有限责任公司 | Electric seawater lifting device suitable for ocean platform |
| CN105971899B (en) * | 2016-07-07 | 2017-07-25 | 广东精铟海洋工程股份有限公司 | A kind of seawater lift system with skirt component |
| CN206204912U (en) * | 2016-09-26 | 2017-05-31 | 中国海洋石油总公司 | The multifunctional girder structure of self-elevating ocean platform |
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2017
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