CN202482093U - Tower well seawater lifting system - Google Patents

Tower well seawater lifting system Download PDF

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Publication number
CN202482093U
CN202482093U CN2012200615159U CN201220061515U CN202482093U CN 202482093 U CN202482093 U CN 202482093U CN 2012200615159 U CN2012200615159 U CN 2012200615159U CN 201220061515 U CN201220061515 U CN 201220061515U CN 202482093 U CN202482093 U CN 202482093U
Authority
CN
China
Prior art keywords
lifting
pylon
seawater
pipe
tower
Prior art date
Application number
CN2012200615159U
Other languages
Chinese (zh)
Inventor
孙金伟
许海东
穆胜军
高连烨
李桂忠
许涛
张洪涛
李家川
谭静轩
李艳莉
Original Assignee
中国海洋石油总公司
中海油能源发展股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 中国海洋石油总公司, 中海油能源发展股份有限公司 filed Critical 中国海洋石油总公司
Priority to CN2012200615159U priority Critical patent/CN202482093U/en
Application granted granted Critical
Publication of CN202482093U publication Critical patent/CN202482093U/en

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Abstract

The utility model discloses a tower well seawater lifting system, which comprises a control system and a tower arranged in a platform surrounding well. A protective pipe is arranged in the tower, a lifting pipe is fixed in the protective pipe, a seawater lifting pump connected with the lifting pipe is arranged at the bottom of the lifting pipe, the seawater lifting pump comprises a submersible pump and a driving motor thereof, and the submersible pump and the driving motor thereof are fixed on the protective pipe; the upper end of the lifting pipe is connected with a water outlet hose through a valve, and an electrolytic copper-aluminum sea creature preventing device is arranged at the water outlet of the water outlet hose; and the tower is provided with a hydraulic lifting system, and the control system is used for controlling the hydraulic lifting system. The system requires a few internal devices, occupies a few space resources, requires a few materials, can reduce the building cost and the construction cost, and is small in size.

Description

A kind of tower well seawater lifting system

Technical field

The utility model relates to a kind of seawater lifting system of equipments for oil extraction, particularly relates to a kind of tower well seawater lifting system of hydraulic sensing control.

Background technology

At present, generally adopt FPSO/FSO to carry out oilfield exploitation, need to use a large amount of seawater in the production process in Chinese marine site.The form of manpower, hydraulic pressure and mixture control is mainly adopted in the supply of seawater on the present production equipment, uses better through facts have proved above-mentioned salt water supply device.But complicated operation, it is more to take resource, and cost is higher, produces oil storage platform for the self-rising type of marginal field development and adopts above-mentioned salt water supply device economy relatively poor.

The utility model content

The utility model provides a kind of lower-cost tower well seawater lifting system for solving the technical problem that exists in the known technology.

The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: a kind of tower well seawater lifting system; Comprise system and be installed in platform and enclose the pylon in the trap; Be provided with pillar in the said pylon, said pillar internal fixing has lifting pipe, and the bottom of said lifting pipe is provided with connected seawater lift pump; Said seawater lift pump comprises submersible pump and drive-motor thereof, and said submersible pump and drive-motor thereof are fixed on the said pillar; Said lifting pipe upper end is connected with delivery hose through valve, and the water outlet place of said delivery hose is provided with the mariner growth prevent device of electrolytic copper aluminium pattern; Said pylon is provided with hydraulic lifting system, and said system is controlled said hydraulic lifting system.

Said hydraulic lifting system comprises the movable ring beam that is centered around said pylon outside, and said movable ring beam is equipped with plugging pin oil cylinder on the pylon in the said movable ring beam between platform top deck and tween deck; Said movable ring beam below is provided with jacking cylinder, and said jacking cylinder is installed on the lower bottom base, and said lower bottom base is fixed on the platform top deck, and plugging pin oil cylinder under the pylon is installed on the said lower bottom base; Under the said pylon on plugging pin oil cylinder, the said pylon plugging pin oil cylinder and said jacking cylinder be equipped with displacement sensor, said displacement sensor is given said system with the telescopic displacement signal feedback of hydro-cylinder.

Said pylon is a truss-frame structure, and the cross section of said truss-frame structure is equilateral triangle, and three main chord tubes that are positioned at said equilateral triangle vertex position are connected with diagonal brace by horizontal brace.

Said lifting pipe adopts steel pipe, is the Jie Lianshi structure, and adjacent two sections are adopted flange to be connected with lock bolt; Every section lifting pipe outside is evenly equipped with three road shoes.

The surface of said lifting pipe is provided with ceramic coating.

Said submersible pump and drive-motor thereof are equipped with sets upright hoop.

Said delivery hose is the Steel Skeleton composite soft tube.

Advantage and the positively effect that the utlity model has are: 1) equipment of internal configuration is few, and volume is little, and the occupation space resource is few, and required material is few, can reduce laid down cost and construction cost; 2) adopt 2 consolidated forms, prevent the pylon swing, improved the force-bearing situation of system; 3) adopt the hydraulic sensing control techniques, increased synchronously and interlock function, improved the robotization performance of system, improved the convenience of operation; 4) the mariner growth prevent device of employing electrolytic copper aluminium pattern has been simplified the brine disposal step, has improved the purity after the brine disposal, has improved the quality of sea water supply; 5) carry out coating according to up-to-date coating standard and handle, improved working life, reduced maintenance cost; 6) be used for the rolling development of marginal oil field, can practice thrift greatly and produce duration and cost.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Among the figure: the 1-seawater lift pump; 2-sets upright hoop; The 3-lifting pipe; The 4-pylon; The 5-platform floor; The 6-lower bottom base; Plugging pin oil cylinder under the 7-pylon; The 8-jacking cylinder; Plugging pin oil cylinder on the 9-pylon; The movable ring beam of 10-; The 11-tween deck; The 12-delivery hose; The mariner growth prevent device of 13-electrolytic copper aluminium pattern; The 14-top deck, the 15-water surface.

Embodiment

For further understanding summary of the invention, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:

See also Fig. 1; A kind of tower well seawater lifting system comprises system and is installed in platform and encloses the pylon 4 in the trap, is provided with pillar in the pylon 4; The pillar internal fixing has lifting pipe 3; The bottom of lifting pipe 3 is provided with connected seawater lift pump 1, and seawater lift pump 1 comprises submersible pump and drive-motor thereof, and submersible pump and drive-motor thereof are fixed on the pillar; Lifting pipe 3 upper ends are connected with delivery hose through valve, and the water outlet place of delivery hose is provided with the mariner growth prevent device 13 of electrolytic copper aluminium pattern; Pylon 4 is provided with hydraulic lifting system, and system is controlled hydraulic lifting system.

Above-mentioned hydraulic lifting system comprises the movable ring beam 10 that is centered around pylon 4 outsides, and movable ring beam 10 is equipped with plugging pin oil cylinder 9 on the pylon in the movable ring beam 10 between platform top deck 14 and tween deck 11; Movable ring beam 10 belows are provided with jacking cylinder 8; Jacking cylinder 8 is installed on the lower bottom base 6; Lower bottom base 6 is fixed on the platform top deck 14; Plugging pin oil cylinder 7 under the pylon is installed on the lower bottom base 6, under the pylon on plugging pin oil cylinder 7, the pylon plugging pin oil cylinder 9 and jacking cylinder 8 be equipped with displacement sensor, displacement sensor is given system with the telescopic displacement signal feedback of oil cylinder; System is controlled hydraulicefficiency system according to feedback signal, with realize on the pylon plugging pin oil cylinder on the interlocking of plugging pin oil cylinder under the plugging pin oil cylinder and pylon and the pylon synchronously and jacking cylinder synchronous.Said structure can realize that tower well seawater lifting system all can adopt 2 consolidated forms with off working state in working order.

Above-mentioned pylon 4 is a truss-frame structure, and the cross section of truss-frame structure is equilateral triangle, and three main chord tubes that are positioned at the equilateral triangle vertex position are connected with diagonal brace by horizontal brace.

Above-mentioned lifting pipe 3 adopts steel pipe, is the Jie Lianshi structure, and adjacent two sections are adopted flange to be connected with lock bolt; Every section lifting pipe outside is evenly equipped with three road shoes, the effect of playing guiding and setting upright.

The surface of above-mentioned lifting pipe 3 is provided with ceramic coating.Up-to-date sea water system painting schedule is satisfied in application.

Above-mentioned submersible pump and drive-motor thereof are equipped with sets upright hoop 2.Delivery hose 12 is the Steel Skeleton composite soft tube.

The principle of work of the utility model:

During work pylon 4 is reduced to the water surface 15 following 7.2 meters, system realizes the rising and the decline process of pylon 4 through hydraulicefficiency system.After pylon is in place; Utilize seawater lift pump 1 that seawater is squeezed in the lifting pipe 3; Through lifting pipe 3 seawater is imported delivery hose 12; Seawater is opened the mariner growth prevent device 13 of electrolytic copper aluminium pattern before delivery hose 12 is getting into the platform sea water system, utilize the mariner growth prevent device 13 of electrolytic copper aluminium pattern to kill the marine life in the seawater.Seawater after the mariner growth prevent device 13 of electrolytic copper aluminium pattern is handled can get into the seawater pipeline on the platform, supplies with the platform seawater.After salt water supply is accomplished, utilize hydraulicefficiency system to promote pylon 4, make its bottom concordant with platform floor 5, the top exceeds tween deck 11 about 2 meters.Above-mentioned tower well seawater lifting system also can be applied on other offshore oil and gas production unit.

Although combine accompanying drawing that the preferred embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, can also make a lot of forms, these all belong within the protection domain of the utility model.

Claims (7)

1. tower well seawater lifting system; It is characterized in that, comprise system and be installed in platform and enclose the pylon in the trap, be provided with pillar in the said pylon; Said pillar internal fixing has lifting pipe; The bottom of said lifting pipe is provided with connected seawater lift pump, and said seawater lift pump comprises submersible pump and drive-motor thereof, and said submersible pump and drive-motor thereof are fixed on the said pillar; Said lifting pipe upper end is connected with delivery hose through valve, and the water outlet place of said delivery hose is provided with the mariner growth prevent device of electrolytic copper aluminium pattern; Said pylon is provided with hydraulic lifting system, and said system is controlled said hydraulic lifting system.
2. tower well seawater lifting system according to claim 1; It is characterized in that; Said hydraulic lifting system comprises the movable ring beam that is centered around said pylon outside, and said movable ring beam is equipped with plugging pin oil cylinder on the pylon in the said movable ring beam between platform top deck and tween deck; Said movable ring beam below is provided with jacking cylinder, and said jacking cylinder is installed on the lower bottom base, and said lower bottom base is fixed on the platform top deck, and plugging pin oil cylinder under the pylon is installed on the said lower bottom base; Under the said pylon on plugging pin oil cylinder, the said pylon plugging pin oil cylinder and said jacking cylinder be equipped with displacement sensor, said displacement sensor is given said system with the telescopic displacement signal feedback of hydro-cylinder.
3. tower well seawater lifting system according to claim 1 is characterized in that said pylon is a truss-frame structure, and the cross section of said truss-frame structure is equilateral triangle, and three main chord tubes that are positioned at said equilateral triangle vertex position are connected with diagonal brace by horizontal brace.
4. tower well seawater lifting system according to claim 1 is characterized in that, said lifting pipe adopts steel pipe, is the Jie Lianshi structure, and adjacent two sections are adopted flange to be connected with lock bolt; Every section lifting pipe outside is evenly equipped with three road shoes.
5. tower well seawater lifting system according to claim 1 is characterized in that the surface of said lifting pipe is provided with ceramic coating.
6. tower well seawater lifting system according to claim 1 is characterized in that said submersible pump and drive-motor thereof are equipped with sets upright hoop.
7. tower well seawater lifting system according to claim 1 is characterized in that said delivery hose is the Steel Skeleton composite soft tube.
CN2012200615159U 2012-02-22 2012-02-22 Tower well seawater lifting system CN202482093U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200615159U CN202482093U (en) 2012-02-22 2012-02-22 Tower well seawater lifting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200615159U CN202482093U (en) 2012-02-22 2012-02-22 Tower well seawater lifting system

Publications (1)

Publication Number Publication Date
CN202482093U true CN202482093U (en) 2012-10-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200615159U CN202482093U (en) 2012-02-22 2012-02-22 Tower well seawater lifting system

Country Status (1)

Country Link
CN (1) CN202482093U (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105735222A (en) * 2016-03-07 2016-07-06 中国海洋石油总公司 Seawater tower for self-elevating drilling platform and self-elevating drilling platform
CN105883692A (en) * 2016-06-13 2016-08-24 广东精铟海洋工程股份有限公司 Seawater lifting system with drain tube protecting structure
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
CN106184611A (en) * 2016-07-22 2016-12-07 中船澄西船舶(广州)有限公司 The construction of the pillar of FPSO seawater lift pump and hoisting
CN107237309A (en) * 2017-06-27 2017-10-10 武汉船用机械有限责任公司 A kind of truss leg
CN108189977A (en) * 2017-12-28 2018-06-22 太重(天津)滨海重型机械有限公司 Seawater lift pump tower and offshore platform
CN108609123A (en) * 2018-05-18 2018-10-02 武汉船用机械有限责任公司 Seawater lift device
CN109056683A (en) * 2018-07-16 2018-12-21 武汉船用机械有限责任公司 A kind of seawater lift device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105735222B (en) * 2016-03-07 2017-11-14 中国海洋石油总公司 A kind of seawater column and self-elevating drilling platform for self-elevating drilling platform
CN105735222A (en) * 2016-03-07 2016-07-06 中国海洋石油总公司 Seawater tower for self-elevating drilling platform and self-elevating drilling platform
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
CN105883692B (en) * 2016-06-13 2017-07-25 广东精铟海洋工程股份有限公司 A kind of seawater lift system with aqueduct protection structure
CN105883692A (en) * 2016-06-13 2016-08-24 广东精铟海洋工程股份有限公司 Seawater lifting system with drain tube protecting structure
CN106184611A (en) * 2016-07-22 2016-12-07 中船澄西船舶(广州)有限公司 The construction of the pillar of FPSO seawater lift pump and hoisting
CN106184611B (en) * 2016-07-22 2017-12-08 广州中船文冲船坞有限公司 The building technology of the pillar of FPSO seawater lift pumps
CN107237309A (en) * 2017-06-27 2017-10-10 武汉船用机械有限责任公司 A kind of truss leg
CN108189977A (en) * 2017-12-28 2018-06-22 太重(天津)滨海重型机械有限公司 Seawater lift pump tower and offshore platform
CN108609123A (en) * 2018-05-18 2018-10-02 武汉船用机械有限责任公司 Seawater lift device
CN108609123B (en) * 2018-05-18 2019-11-22 武汉船用机械有限责任公司 Seawater lift device
CN109056683A (en) * 2018-07-16 2018-12-21 武汉船用机械有限责任公司 A kind of seawater lift device
CN109056683B (en) * 2018-07-16 2020-10-09 武汉船用机械有限责任公司 Seawater lifting device

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20161220

Address after: 100000 Beijing city Dongcheng District Dongzhimen Street No. 6

Patentee after: CNOOC Energy Technology Co., Ltd.

Patentee after: CNOOC Energy Development Co.,Ltd recovers the oil and serves ancillary firm

Address before: 100010 Beijing City, Dongcheng District Chaoyangmen No. 25 North Street CNOOC building

Patentee before: China National Offshore Oil Corporation

Patentee before: CNOOC Energy Technology Co., Ltd.