CN201530459U - Connecting key between ship hulls - Google Patents

Connecting key between ship hulls Download PDF

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Publication number
CN201530459U
CN201530459U CN2009202471051U CN200920247105U CN201530459U CN 201530459 U CN201530459 U CN 201530459U CN 2009202471051 U CN2009202471051 U CN 2009202471051U CN 200920247105 U CN200920247105 U CN 200920247105U CN 201530459 U CN201530459 U CN 201530459U
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CN
China
Prior art keywords
tooth bar
hull
ships
connecting key
rack
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CN2009202471051U
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Chinese (zh)
Inventor
杨晓刚
于皓
钟文军
王忠畅
尹汉军
张艳芳
陈东昌
邓贤锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China National Offshore Oil Corp CNOOC
Offshore Oil Engineering Co Ltd
Original Assignee
China National Offshore Oil Corp CNOOC
Offshore Oil Engineering Co Ltd
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.)
Filing date
Publication date
Application filed by China National Offshore Oil Corp CNOOC, Offshore Oil Engineering Co Ltd filed Critical China National Offshore Oil Corp CNOOC
Priority to CN2009202471051U priority Critical patent/CN201530459U/en
Application granted granted Critical
Publication of CN201530459U publication Critical patent/CN201530459U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility mode relates to a connecting key between ship hulls, comprising a rack, wherein the rack is arranged on the hull; two sides of the rack correspond to each other and are respectively provided with a horizontal locking structure and a plurality of vertical locking structures, and the horizontal locking structure and the plurality of vertical locking structures are fixed on the hull; one side of the rack is provided with a gear transmission mechanism; and the gear of the gear transmission mechanism is meshed with the rack. The connecting key can fast connect two ship hulls together to form a twin-hull engineering ship, thus limiting the relative motion of two ships, avoiding the risks of chunks installation on sea, being capable of carrying out the constructions such as marine towage, installation and the like of the chunks by directly using the buoyancy of two ships under the sea condition of more severe wind waves, effectively saving ship resources, simultaneously realizing the fast connection and separation between two ships, and conveniently adjusting the distance between the two ships so as to adapt to the installation of chunks with different width.

Description

Connecting key between hull
Technical field
The utility model relates to connecting key, relates in particular to a kind of connecting key between the hull that constitutes a binary auxiliary vessel that two hulls can be linked together fast.Belong to marine oil engineering field.
Background technology
In the petroleum development engineering, need build various marine oil and gas development platforms such as oil production platform, accommodation platform, central processing platform at sea at sea.Platform general main comprising: platform upper chunk, supporting construction (as jacket or floating structure) under water after the supporting construction installation, need to install marine oil and gas development platform upper chunk under water.Because the volume and weight of upper chunk was not very big in the past, adopted crane barge lifting operation mode to its installation or dismounting usually.
Along with the fast development of marine oil industry, marine oil and gas development platform forward is multi-functional, the integrated direction development, and flat-bed size, weight are also constantly increasing.Because the restriction of existing crane barge load-carrying ability can not have been satisfied current a lot of large ocean platform and install or removed requirements of one's work.For this reason, need it is divided into the polylith lifting for the platform that exceeds the crane barge load-carrying ability, then, carry out integral body butt joint and system debug more at sea, to cause the marine burn in period that reaches the time about half a year like this, because the expense of marine debugging is debugged far above land, so so do very uneconomical.
In order to overcome the problem of crane barge load-carrying ability deficiency and the marine debugging cost of great number, at present,,, also often adopt floating holder method to carry out large-scale chunk integral installation except adopting the method for piecemeal lifting for the installation of large ocean platform chunk.The arrangement and method for construction that adopts floating holder method that conventional offshore platform chunk is installed is more effective.But for the ultra-large type offshore platform upper chunk that surpasses 10000 tons, traditional floating holder method can be subjected to the restriction of factors such as barge load-carrying ability, stability ability again.Thereby, can adopt the floating holder method of two ships that the ultra-large type chunk is installed.
As shown in Figure 1, when the floating holder method of two ships was installed the ultra-large type chunk, chunk destroyed when the inclement weather condition in the towage process, at first, often adopt single ship with the chunk towage to the job location; Again according to shown in Figure 2, with chunk from single ship two ships of transferring; Then, adopt the floating holder method of two ships to carry out large-scale chunk integral installation (as shown in Figure 3) again, when chunk being installed, need two ships are arranged side by side to bear the weight of chunk jointly with the floating holder method of two ships.Because between two ships is relatively independent, it is bigger influenced by sea situation, increases the offshore construction risk.And the operation that needs the single ship towage of experience and single ship to transfer to two ships.Taken the boats and ships resource of 3 ships, simultaneously, the process of transferring is complicated and time consumption very, promptly increases the offshore construction cost, also increases the offshore construction risk.
If can there be a connection piece two relatively independent ships to be connected as one, by two common towages of ship, to avoid the complicated process of transferring, can realize the floating holder of two ships simultaneously again, then can save the boats and ships resource effectively, reduce construction cost and reduce construction risk.
The utility model content
Main purpose of the present utility model is to overcome the above-mentioned shortcoming that prior art exists, and provide connecting key between a kind of hull, it can link together two hulls fast and constitute a binary auxiliary vessel, limited the relative motion of two ships, risk when having avoided chunk to install is at sea saved the boats and ships resource effectively; Simultaneously, can realize between two ships quick connection with free; And regulate the distance between two ships easily, install with the chunk that adapts to different in width.
The purpose of this utility model is realized by following technical scheme:
Connecting key between a kind of hull is characterized in that: comprise
One tooth bar, this tooth bar is installed on the hull, and the mutual correspondence in the both sides of tooth bar is respectively installed a Horizontal lock locking structure and several vertical locking mechanisms, and this Horizontal lock locking structure and vertical locking mechanism are fixed on the hull; One side of this tooth bar is installed a gear drive, and the wheel and rack of this gear drive is meshed.
Described tooth bar is the double cog structure, and the mutual correspondence in two ends up and down of tooth bar is respectively welded half pipe,
Described vertical locking mechanism is the right angle flanging positioning plate that steel plate is made.
Described Horizontal lock locking structure comprises: a bracing frame, and this bracing frame is fixed on the hull, and several hydraulic jacks are installed on the bracing frame, and a locking tooth bar is installed on several hydraulic jacks, and this locking tooth bar is corresponding mutually with tooth bar; The two ends of locking tooth bar are respectively equipped with support, and this support is fixed on the hull, and several hydraulic jacks are installed on the support, and the piston rod of jack is relative with the locking tooth bar.
Described gear drive comprises: a drop-gear box, and an end of this drop-gear box is connected with an electrical motor, and the wheel and rack of the drop-gear box other end is meshed, and this drop-gear box and electrical motor are fixed on the hull.
The beneficial effects of the utility model: the utility model can link together two hulls fast and constitute a binary auxiliary vessel, limited the relative motion of two ships, risk when having avoided chunk to install at sea, under the bigger sea situation of stormy waves, also can directly float holder and carry out constructions such as the marine towage of chunk, installation, save the boats and ships resource effectively with two ships; Simultaneously, can realize between two ships quick connection with free; And regulate the distance between two ships easily, install with the chunk that adapts to different in width.
Description of drawings:
Fig. 1 is the schematic perspective view of existing single ship towage chunk.
Fig. 2 for existing with chunk from the transfer schematic perspective view of two ships of single ship.
Fig. 3 installs the schematic perspective view of chunk for the floating holder of existing two ships.
Fig. 4 is the utility model running condition schematic perspective view.
Fig. 5 is the utility model structural upright scheme drawing.
Fig. 6 is the utility model birds-eye view.
Major label description in figure:
1 hull, 2, connecting key 3 tooth bars, 4 Horizontal lock locking structures, 5 are vertically locked, 6 drop-gear boxs, 7 electrical motors, 8 semicircle pipes, 9 jacks, 10 chunks, 12 slideways, 13 bracing frames, 14 locking tooth bars, 15 supports.
The specific embodiment
As shown in Figure 5 and Figure 6, the utility model is a rod-type structure, comprise: a tooth bar 3, tooth bar 3 is the double cog structure, the mutual correspondence in two ends up and down of tooth bar 3 is respectively welded half pipe 8, with the tooth bar that welded semicircle pipe 8 wherein an end adopt bolt or welding manner to be installed on the hull 1, the mutual correspondence in the both sides of tooth bar 3 respectively is equipped with several vertical locking 5, present embodiment is: four vertical lockings 5 are installed.Vertical locking 5 is right angle flanging positioning plates of being made by steel plate.Vertical locking 5 adopts welding manner to be separately fixed on the hull 1, and in order to the displacement of restriction tooth bar 3 vertical direction, thereby restriction hull or buoyancy tank are in the displacement of vertical direction.The mutual correspondence in the both sides of tooth bar 3 is respectively installed a Horizontal lock locking structure 4, and Horizontal lock locking structure 4 comprises: a bracing frame 13, bracing frame 13 adopts welding manner to be fixed on the hull 1.Adopt bolt connecting mode that several jacks 9 are installed on the bracing frame 13, adopt welding or bolt connecting mode that one locking tooth bar 14 is installed on several jacks 9, this locking tooth bar 14 is corresponding mutually with tooth bar 3, during engagement, it is fixing to lock tooth bar 14, moves in order to restriction tooth bar horizontal direction.The two ends of locking tooth bar 14 are respectively equipped with support 15, support 15 adopts welding manner to be fixed on the hull 1, adopt bolt connecting mode that one jack 9 is installed on the support 15, the piston rod of jack 9 is relative with the locking tooth bar, locking tooth bar 14 prevents to lock the displacement of tooth bar 14 along the horizontal generation of ship when holding out against.One side of tooth bar 3 is installed a gear drive, gear drive comprises: drop-gear box 6 and electrical motor 7, drop-gear box 6 and electrical motor 7 adopt bolt connecting mode to be fixed on the hull, and an end of drop-gear box 6 is connected with electrical motor 7, the corresponding mutually engagement of drop-gear box 6 other end wheel and racks 3.After starting electrical motor 7, drop-gear box 6 also can rotate thereupon, because the gear mesh of tooth bar 3 and drop-gear box 6, so tooth bar 3 also moves, then the distance between the hull also changes thereupon.
During use, the utility model is installed on two hulls, regulates the locking tooth bar 14 that jack 9 unclamps Horizontal lock locking structure 4, start electrical motor 7 driven wheel of drop-gear box 6 is rotated.Because the driven wheel of drop-gear box 6 is to link to each other with hull, tooth bar 3 is to be positioned on the hull 1, the rotation of the driven wheel of drop-gear box 6 causes the sport of tooth bar 3 to change the relative position of the two, thereby change the distance between two hulls 1, when two ships distances reaches expection and requires, stop electrical motor 7, regulate jack 9 tooth bar 3 lockings are got final product.
Drop-gear box 6, electrical motor 7, jack 9 are the commercially available prod.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims (5)

1. connecting key between a hull is characterized in that: comprise
One tooth bar, this tooth bar is installed on the hull, and the mutual correspondence in the both sides of tooth bar is respectively installed a Horizontal lock locking structure and several vertical locking mechanisms, and this Horizontal lock locking structure and vertical locking mechanism are fixed on the hull; One side of this tooth bar is installed a gear drive, and the wheel and rack of this gear drive is meshed.
2. connecting key between hull according to claim 1 is characterized in that: described tooth bar is the double cog structure, and the mutual correspondence in two ends up and down of tooth bar is respectively welded half pipe.
3. connecting key between hull according to claim 1 is characterized in that: described vertical locking mechanism is the right angle flanging positioning plate that steel plate is made.
4. connecting key between hull according to claim 1, it is characterized in that: described Horizontal lock locking structure comprises: a bracing frame, this bracing frame is fixed on the hull, several hydraulic jacks are installed on the bracing frame, one locking tooth bar is installed on several hydraulic jacks, and this locking tooth bar is corresponding mutually with tooth bar; The two ends of locking tooth bar are respectively equipped with support, and this support is fixed on the hull, and several hydraulic jacks are installed on the support, and the piston rod of jack is relative with the locking tooth bar.
5. connecting key between hull according to claim 1, it is characterized in that: described gear drive comprises: a drop-gear box, one end of this drop-gear box is connected with an electrical motor, and the wheel and rack of the drop-gear box other end is meshed, and this drop-gear box and electrical motor are fixed on the hull.
CN2009202471051U 2009-11-20 2009-11-20 Connecting key between ship hulls Expired - Lifetime CN201530459U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202471051U CN201530459U (en) 2009-11-20 2009-11-20 Connecting key between ship hulls

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Application Number Priority Date Filing Date Title
CN2009202471051U CN201530459U (en) 2009-11-20 2009-11-20 Connecting key between ship hulls

Publications (1)

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CN201530459U true CN201530459U (en) 2010-07-21

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CN2009202471051U Expired - Lifetime CN201530459U (en) 2009-11-20 2009-11-20 Connecting key between ship hulls

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102530189A (en) * 2012-03-08 2012-07-04 中国海洋石油总公司 Catamaran for ocean engineering
CN102745315A (en) * 2012-07-25 2012-10-24 中国海洋石油总公司 Swaying fender device for mounting large modules in a floatover manner
CN109515605A (en) * 2018-10-29 2019-03-26 青岛林达科技开发有限公司 Binary environment protection ship
CN112478042A (en) * 2020-12-17 2021-03-12 珠海市海斯比船舶工程有限公司 Multipurpose catamaran

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102530189A (en) * 2012-03-08 2012-07-04 中国海洋石油总公司 Catamaran for ocean engineering
CN102745315A (en) * 2012-07-25 2012-10-24 中国海洋石油总公司 Swaying fender device for mounting large modules in a floatover manner
CN109515605A (en) * 2018-10-29 2019-03-26 青岛林达科技开发有限公司 Binary environment protection ship
CN109515605B (en) * 2018-10-29 2020-09-11 青岛林达科技开发有限公司 Double-body environment-friendly ship
CN112478042A (en) * 2020-12-17 2021-03-12 珠海市海斯比船舶工程有限公司 Multipurpose catamaran

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing

Co-patentee after: Offshore Oil Engineering Co., Ltd.

Patentee after: China Offshore Oil Group Co., Ltd.

Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing

Co-patentee before: Offshore Oil Engineering Co., Ltd.

Patentee before: China National Offshore Oil Corporation

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20100721