CN108750025A - A kind of stinger angle regulator and method - Google Patents
A kind of stinger angle regulator and method Download PDFInfo
- Publication number
- CN108750025A CN108750025A CN201810539877.6A CN201810539877A CN108750025A CN 108750025 A CN108750025 A CN 108750025A CN 201810539877 A CN201810539877 A CN 201810539877A CN 108750025 A CN108750025 A CN 108750025A
- Authority
- CN
- China
- Prior art keywords
- stinger
- microswitch
- winch
- trigger device
- steel wire
- 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.)
- Pending
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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
- B63B35/03—Pipe-laying vessels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/08—Arrangement of ship-based loading or unloading equipment for cargo or passengers of winches
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
The present invention relates to submerged pipelines to be laid with field, discloses a kind of stinger angle regulator and method, stinger regulating device include：Winch, guiding mechanism, stinger, movable pulley, steel wire rope, steel wire rope one end is connected to winch, and guiding mechanism is bypassed successively, movable pulley in stinger, the other end is fixed on ship stern, pass through one end of steel wire rope described in winch tightening or folding and unfolding, to adjust the angle of the stinger, and stinger angle regulator further includes mutually matched microswitch, the first trigger device on steel wire rope and the second trigger device, the mobile route of steel wire rope passes through the microswitch, microswitch can be controlled when first trigger device or the second trigger device are close to microswitch from conversion is disconnected to closed state, start winch brake, and then it controls stinger and stops at upper limit position or lower limit position.Beneficial effects of the present invention are：It can ensure the accuracy of stinger adjustment.
Description
Technical field
The present invention relates to submerged pipeline laying technology fields, more particularly to a kind of stinger angle regulator and side
Method.
Background technology
Pipe laying barge is each equipped with the stinger for transferring extra large pipe as ocean engineering job that requires special skills ship, in ship stern.Support
One end of pipe support is fixed on hull stern by shaft, and the other end passes through the affiliated facilities such as steel wire rope, pulley blocks and a winch
It is connected.According to working condition needs, it can design and the suitable stinger limit is selected to promote angle and limit decentralization angle.It is being promoted
Or decentralization stinger when, when reach capacity angle when, stinger should be controlled and stopped operating.Stinger is promoted or the power of decentralization comes
It from winch, so when stinger reaches capacity operating angle, to control stinger and stop operating, just must start up winch brake
Vehicle.
Conventional method is the setting angle sensor on stinger, and angular transducer passes through signal cable and winch electric-controlled
Case connection processed, the angle setpoint of input startup brake on control cabinet PLC, when the numerical value that angular transducer measures reaches
Setting value, then winch brake, stinger stop operating.Main problem existing for the method is：Since stinger impregnates all the year round
In the seawater, the corrosion and impact of seawater make the working environment very severe of angular transducer and its attachment, to angle sensor
The service life of this precision instrument of device and functional reliability cause extreme influence, and then influence entire stinger extension and retraction system work
Reliability has high security risk, is unfavorable for shipping work.
Invention content
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of stinger angle regulator and method.
To achieve the goals above, the present invention provides a kind of stinger angle regulator comprising：Winch, Guiding machine
Structure, stinger, movable pulley, steel wire rope, the winch are set to ship stern, and described stinger one end is rotationally connected with ship stern, described
Movable pulley is connected to the middle part of the stinger, and described steel wire rope one end is connected to the winch, and bypasses the guiding successively
Mechanism and the movable pulley, the other end are connected to ship stern, and the winch can pull the steel wire rope, and then adjust the trustship
Frame is additionally provided with microswitch from upper limit position to the rotation between lower limit position on the ship stern, the microswitch is electrical
It is connected to the winch, the first trigger device and the second trigger device are arranged at intervals on the steel wire rope, when the stinger
When between the upper limit position and the lower limit position, the microswitch disconnects, when the stinger is moved to
When the upper limit position, first trigger device makes the microswitch be closed close to the microswitch, and then controls
The winch brake, when the stinger is moved to the lower limit position, second trigger device is close to the fine motion
Switch makes the microswitch be closed, and then controls the winch brake.
Preferably, the microswitch includes fixed contact and steel bomb piece, first trigger device and second
Trigger device is magnetic substance, when the microswitch is far from first trigger device and second trigger device, institute
It states fixed contact and the steel bomb piece disconnects, the microswitch disconnects；When the microswitch is close to the first triggering dress
It sets or when second trigger device, the steel bomb piece bullet is to the fixed contact, to which the microswitch is closed.
Preferably, the stinger angle regulator further includes loop wheel machine pedestal, A cabinet frames, the loop wheel machine pedestal
Be installed on ship stern, one end of the A cabinet frames is connected to the outside of the loop wheel machine pedestal, the guiding mechanism include leading block,
Fixed pulley, the leading block are set on the loop wheel machine pedestal, and the fixed pulley is installed on the A cabinet frames and deviates from the loop wheel machine
One end of pedestal, described steel wire rope one end is connected to the winch, then bypasses the leading block, fixed pulley, movable pulley successively,
The other end is connected on the A cabinet frames.
Preferably, the stinger angle regulator be equipped with two winches, and include with described in two
Leading block that winch is arranged in a one-to-one correspondence, fixed pulley, movable pulley.
Preferably, the stinger includes the first segment and second segment being connected with each other, one end of the first segment
Connect ship stern, between the first segment and described second have angle, and the second segment relative to the first segment towards by
The side of nearly ship stern bottom tilts.
Similarly, the present invention also provides a kind of stinger angle regulation methods, are based on trustship described in any one of the above embodiments
Frame angle regulator, includes the following steps：
One end that the steel wire rope is tightened or loosened by winch, makes the stinger turn to a positioning around one end
It sets；When the stinger turns to upper limit position or lower limit position, touched respectively by first on the steel wire rope
Transmitting apparatus and the second trigger device trigger the microswitch and are closed, and then control the winch brake, winch stop rope closing or
Rope is put, the stinger stops being promoted or transfer.
A kind of stinger angle regulator of present invention offer and method, steel wire rope pass through guiding mechanism, stinger respectively
On movable pulley, winch dragging steel wire rope tightening or unclamping can drive stinger to be rotated around one end, and by trustship angle
Matched microswitch, the first trigger device, the second trigger device are set in degree regulating device, when turning to upper limit position
When with lower limit position, microswitch is controlled respectively by the first trigger device and the triggering of the second trigger device to be closed
Stinger timely and accurately can be stopped to extreme position by winch brake processed, ensure entire stinger extension and retraction system work
Reliability.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of trustship angle regulator in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram that stinger in trustship angle regulator is located at upper limit position；
Fig. 3 is the structural schematic diagram that stinger in trustship angle regulator is located at lower limit position；
Fig. 4 is state of the microswitch far from first trigger device and when the second trigger device in the embodiment of the present invention
Schematic diagram；
Fig. 5 is state signal when microswitch is close to the first trigger device or the second trigger device in the embodiment of the present invention
Figure；
Fig. 6 is another structural schematic diagram of trustship angle regulator in the embodiment of the present invention.
In figure, 10, winch；20, guiding mechanism；21, leading block；22, fixed pulley；30, stinger；31, first segment；
32, second segment；40, movable pulley；50, steel wire rope；60, microswitch；61, fixed contact；62, steel bomb piece；70, the first triggering dress
It sets；80, the second trigger device；90, loop wheel machine pedestal；100, A cabinet frames.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
In the description of the present invention, it is to be understood that, the instructions such as term "upper", "lower", "left", "right", "top", "bottom"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.It should be understood that being retouched using term " first ", " second " etc. in the present invention
Various information are stated, but these information should not necessarily be limited by these terms, these terms are only used for same type of information being distinguished from each other
It opens.For example, without departing from the present invention, " first " information can also be referred to as " second " information, similar,
" second " information can also be referred to as " first " information.
As shown in Figure 1-Figure 3, a kind of stinger angle regulator of the preferred embodiment of the present invention comprising：Winch 10,
Guiding mechanism 20, stinger 30, movable pulley 40, steel wire rope 50, the winch 10 are set to ship stern, and 30 one end of the stinger can turn
Dynamic to be connected to ship stern, the movable pulley 40 is connected to the middle part of the stinger 30, and 50 one end of the steel wire rope is connected to described
Winch 10, and the guiding mechanism 20 and the movable pulley 40 are bypassed successively, the other end is connected to ship stern, and the winch 10 can
It pulls the steel wire rope 50, and then adjusts the stinger 30 from upper limit position to the rotation between lower limit position, the ship
Microswitch 60 is additionally provided on stern, the microswitch 60 is electrically connected at the winch 10, is spaced and sets on the steel wire rope 50
It is equipped with the first trigger device 70 and the second trigger device 80, when the stinger 30 is located at the upper limit position and the lower pole
When between extreme position, the microswitch 60 disconnects, when the stinger 30 is moved to the upper limit position, described first
Trigger device 70 makes the microswitch 60 be closed close to the microswitch 60, and then controls the winch 10 and brake, and works as institute
When stating stinger 30 and being moved to the lower limit position, second trigger device 80 makes described close to the microswitch 60
Microswitch 60 is closed, and then is controlled the winch 10 and braked.
The stinger angle regulator of the present embodiment in ship stern by being arranged microswitch 60, and in steel wire rope 50
On be arranged at intervals with the first trigger device 70 and the second trigger device 80, the mobile route of steel wire rope 50 by microswitch 60,
When on steel wire rope 50 the first trigger device 70 or the second trigger device 80 be moved to close to the microswitch 60 when, trustship
Frame 30 is located at upper limit position or lower limit position, and microswitch 60 is electrically connected at the switch board of winch 10, winch
10 switch board receiving circuit signals start winch 10 and brake, and winch 10 stops rope closing or puts rope, and then the stopping of stinger 30 is made to carry
It rises or transfers, accurate folding and unfolding of the stinger 30 in extreme position can be precisely controlled, ensure the safety of operation；Another party
Face can make microswitch 60 avoid severe working environment, and convenient for construction and inspection since microswitch 60 is installed on ship stern
It repaiies.
Based on the above-mentioned technical proposal, a kind of stinger angle regulator, the microswitch 60 are provided in the present embodiment
Including fixed contact 61 and steel bomb piece 62, shown in attached drawing 4 and attached drawing 5, the triggering of the first trigger device 70 and second dress
It is magnetic substance to set 80, and the microswitch 60 is set to the top of the steel wire rope 50, and steel wire rope 50 moves in operation process,
To on steel wire rope 50 the first trigger device 70 and the movement of the second trigger device 80, when the microswitch 60 is far from described the
When one trigger device 70 and second trigger device 80, the fixed contact 61 and the steel bomb piece 62 disconnect, the fine motion
Switch 60 disconnects；When the microswitch 60 is close to first trigger device 70 or second trigger device 80,
Under the attraction force effect of one trigger device 70 or the second trigger device 80, the 62 downward bullet of steel bomb piece is to the fixed contact
61, to which the microswitch 60 is closed.The disconnected of microswitch 60 is controlled using the active force of magnetic substance and the steel bomb piece 62
It opens and closed state, can delicately control the brake of winch 10, refering to Fig. 4 and Fig. 5 it is found that when the magnetic substance in steel wire rope 50
When far from the microswitch 60, the steel bomb piece 62 is off with the fixed contact 61, when magnetic substance is close to institute
When stating microswitch 60, the steel bomb piece 62 moves downward under the sucking action of magnetic substance to be closed with fixed contact 61, to
The brake that winch 10 can be controlled makes stinger 30 stop at upper limit position or lower limit position.
Based on the above-mentioned technical proposal, first trigger device, 70 and second trigger device 80 is magnetic substance, specifically,
Take the segment of two 50 ㎝ on a steel cord, inside fill the magnetic substance, when stinger 30 be moved to upper limit position and
When lower limit position, just close to the microswitch 60, microswitch 60 electrically connects 50 sections of the steel wire rope filled with magnetic substance
It is connected to the switch board of winch 10,10 switch board receiving circuit signal of winch starts winch 10 and brakes, and winch 10 stops rope closing or puts
Rope, and then stinger 30 is made to stop being promoted or transfer.
Specifically, in the present embodiment, the stinger angle regulator further includes loop wheel machine pedestal 90, A cabinet frames 100, institute
It states loop wheel machine pedestal 90 and is installed on ship stern, one end of the A cabinet frames 100 is connected to the outside of the loop wheel machine pedestal 90, the guiding
Mechanism 20 includes leading block 21, fixed pulley 22, and the leading block 21 is set on the loop wheel machine pedestal 90, the fixed pulley
22 are installed on one end that the A cabinet frames 100 deviate from the loop wheel machine pedestal 90, and 50 one end of the steel wire rope is connected to the winch
10, then the leading block 21, fixed pulley 22, movable pulley 40 are bypassed successively, the other end is connected on the A cabinet frames 100.A words
Frame 100 is the support construction for lifting by crane stinger 30, and loop wheel machine pedestal 90 is for installing loop wheel machine.
In view of this, the first triggering dress can be arranged by the lower limit position and lower limit position of the stinger 30 of setting
Set 70 and second trigger device 80 position and they the distance between, to be precisely controlled the stinger 30 in upper limit position
It brakes with lower limit position；When the first trigger device 70 is close to the microswitch 60, the stinger 30 is just moved to
Upper limit position, when the second trigger device 80 is close to the microswitch 60, the stinger 30 is just moved to limit inferior
Position.
Preferably, with reference to shown in attached drawing 6, in the present embodiment, two winches 10 are equipped with, and include and two strands
Leading block 21 that vehicle 10 is arranged in a one-to-one correspondence, fixed pulley 22, movable pulley 40, can preferably control the tune of 30 angle of stinger
It is whole.Illustratively, including several parallel arrangement of fixed pulleys 22 and movable pulley 40, steel wire rope 50 bypasses repeatedly is arranged side by side
Fixed pulley 22 and movable pulley 40, around the end of A cabinet frames 100 is connected to after several fixed pulleys 22 and movable pulley 40 by enclosed socket
In portion's eye plate.
In the present embodiment, in order to preferably support cable, the stinger 30 includes the first segment 31 being connected with each other and the
Two section 32, one end of the first segment 31 connects ship stern, has angle, and institute between the first segment 31 and the second segment 32
Second segment 32 is stated to tilt towards the side close to ship stern bottom relative to the first segment 31.
Similarly, the embodiment of the present invention also provides a kind of stinger angle regulation method, based on described in any of the above-described
Stinger angle regulator, include the following steps：
One end that the steel wire rope 50 is tightened or loosened by winch 10 makes the stinger 30 be turned to around one end
Certain position；
When the stinger 30 turns to upper limit position or lower limit position, respectively by the steel wire rope 50
The first trigger device 70 and the second trigger device 80 trigger the closure of the microswitch 60, and then control the winch 10 and stop
Vehicle, winch 10 stop rope closing or put rope, and the stinger 30 stops being promoted or transfer.
Above-mentioned stinger angle regulation method can be precisely controlled trustship 30 and stop in upper limit position and lower limit position
It is only promoted or is transferred, ensure the safety of operation.
To sum up, a kind of stinger angle regulator of offer of the embodiment of the present invention and method, stinger angle regulator
Including the microswitch 60 being used in conjunction with each other and the first trigger device 70 being set on steel wire rope 50 and the second trigger device
80, the motion path of steel wire rope 50 is by microswitch 60, when stinger 30 is moved to upper limit position or lower limit position,
Using the effect of the first trigger device 70 or the second trigger device 80 and microswitch 60, microswitch 60 is controlled from disconnection shape
State is converted into on-state, and microswitch 60 is electrically connected at the switch board of winch 10,10 switch board receiving circuit signal of winch,
Start winch 10 to brake, winch 10 stops rope closing or puts rope, and then stinger 30 is made to stop promotion or decentralization, can precisely control
Stinger 30 processed ensures the safety of operation in the accurate folding and unfolding of extreme position.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these improve and replace
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of stinger angle regulator, which is characterized in that including：Winch, guiding mechanism, stinger, movable pulley, steel wire
Rope,
The winch is set to ship stern, and described stinger one end is rotationally connected with ship stern, and the movable pulley is connected to the trustship
The middle part of frame, described steel wire rope one end is connected to the winch, and bypasses the guiding mechanism and the movable pulley successively, another
End is connected to ship stern, and the winch can pull the steel wire rope, and then adjust the stinger from upper limit position to lower pole
Rotation between extreme position,
Microswitch is additionally provided on the ship stern, the microswitch is electrically connected at the winch, is spaced on the steel wire rope
It is provided with the first trigger device and the second trigger device,
When the stinger is between the upper limit position and the lower limit position, the microswitch disconnects, when
When the stinger is moved to the upper limit position, first trigger device makes the fine motion close to the microswitch
Switch is closed, and then controls the winch brake, when the stinger is moved to the lower limit position, second triggering
Device makes the microswitch be closed close to the microswitch, and then controls the winch brake.
2. stinger angle regulator as described in claim 1, which is characterized in that the microswitch includes fixed contact
With steel bomb piece, first trigger device and the second trigger device are magnetic substance,
When the microswitch is far from first trigger device and second trigger device, the fixed contact and described
Steel bomb piece disconnects, and the microswitch disconnects；When the microswitch is close to first trigger device or second triggering
When device, the steel bomb piece bullet is to the fixed contact, to which the microswitch is closed.
3. stinger angle regulator as described in claim 1, which is characterized in that further include loop wheel machine pedestal, A cabinet frames,
The loop wheel machine pedestal is installed on ship stern, and one end of the A cabinet frames is connected to the outside of the loop wheel machine pedestal, the Guiding machine
Structure includes leading block, fixed pulley, and the leading block is set on the loop wheel machine pedestal, and the fixed pulley is installed on the A
Cabinet frame deviates from one end of the loop wheel machine pedestal, and described steel wire rope one end is connected to the winch, then bypasses the guiding successively and slide
Wheel, fixed pulley, movable pulley, the other end are connected on the A cabinet frames.
4. stinger angle regulator as claimed in claim 3, which is characterized in that be equipped with two winches, and include
Leading block, fixed pulley, the movable pulley being arranged in a one-to-one correspondence with two winches.
5. stinger angle regulator as described in claim 1, which is characterized in that the stinger includes being connected with each other
One end of first segment and second segment, the first segment connects ship stern, has angle, and institute between the first segment and described second
Second segment is stated to tilt towards the side close to ship stern bottom relative to the first segment.
6. a kind of stinger angle regulation method, which is characterized in that based on the stinger as described in any one of claim 1-5
Angle regulator includes the following steps：
One end that the steel wire rope is tightened or loosened by winch, makes the stinger turn to certain position around one end；
When the stinger turns to upper limit position or lower limit position, touched respectively by first on the steel wire rope
Transmitting apparatus and the second trigger device trigger the microswitch and are closed, and then control the winch brake, winch stop rope closing or
Rope is put, the stinger stops being promoted or transfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539877.6A CN108750025A (en) | 2018-05-30 | 2018-05-30 | A kind of stinger angle regulator and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539877.6A CN108750025A (en) | 2018-05-30 | 2018-05-30 | A kind of stinger angle regulator and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108750025A true CN108750025A (en) | 2018-11-06 |
Family
ID=64004262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810539877.6A Pending CN108750025A (en) | 2018-05-30 | 2018-05-30 | A kind of stinger angle regulator and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108750025A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683001A (en) * | 2019-09-11 | 2020-01-14 | 北京海瑞兴能源科技有限责任公司 | Arrangement and operation method of excavator boarding and disembarking systems |
| CN112361080A (en) * | 2020-09-28 | 2021-02-12 | 中交第三航务工程局有限公司江苏分公司 | Special ship for laying pipeline in shoal area |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000198681A (en) * | 1998-10-14 | 2000-07-18 | Hitachi Constr Mach Co Ltd | Excessive winding-up prevention device for winch |
| CN1976866A (en) * | 2004-06-18 | 2007-06-06 | 伊特雷科公司 | Hoisting crane and offshore vessel |
| CN201198467Y (en) * | 2008-02-28 | 2009-02-25 | 抚顺矿业集团有限责任公司 | Gas retort sand seal stock stockline indicating apparatus |
| CN201254442Y (en) * | 2008-06-13 | 2009-06-10 | 上海金发科技发展有限公司 | Electric gourd position limiter |
| CN101571210A (en) * | 2009-06-11 | 2009-11-04 | 贝特海利科技（北京）有限公司 | New method for regulating angle of stinger and device thereof |
| DE202009013349U1 (en) * | 2009-10-14 | 2011-02-17 | Greifzug Hebezeugbau Gmbh | Lifting device and control device therefor |
| CN102374854A (en) * | 2011-11-02 | 2012-03-14 | 中国船舶重工集团公司第七一〇研究所 | Cable length monitoring device |
| CN203318651U (en) * | 2013-05-24 | 2013-12-04 | 杭州欧佩亚海洋工程有限公司 | Pipe supporting device for ocean pipe-laying ship |
| CN103899842A (en) * | 2014-04-23 | 2014-07-02 | 中国海洋石油总公司 | Method for installing deepwater online tee joint |
| CN104524776A (en) * | 2015-01-13 | 2015-04-22 | 徐光� | Clam type grab machine for children |
| CN106586016A (en) * | 2016-10-16 | 2017-04-26 | 朱哲枭 | Air rearming system |
| CN206203727U (en) * | 2016-09-30 | 2017-05-31 | 中国船舶工业集团公司第七○八研究所 | A kind of new stinger raising structure coordinated with column type crane |
-
2018
- 2018-05-30 CN CN201810539877.6A patent/CN108750025A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000198681A (en) * | 1998-10-14 | 2000-07-18 | Hitachi Constr Mach Co Ltd | Excessive winding-up prevention device for winch |
| CN1976866A (en) * | 2004-06-18 | 2007-06-06 | 伊特雷科公司 | Hoisting crane and offshore vessel |
| CN201198467Y (en) * | 2008-02-28 | 2009-02-25 | 抚顺矿业集团有限责任公司 | Gas retort sand seal stock stockline indicating apparatus |
| CN201254442Y (en) * | 2008-06-13 | 2009-06-10 | 上海金发科技发展有限公司 | Electric gourd position limiter |
| CN101571210A (en) * | 2009-06-11 | 2009-11-04 | 贝特海利科技（北京）有限公司 | New method for regulating angle of stinger and device thereof |
| DE202009013349U1 (en) * | 2009-10-14 | 2011-02-17 | Greifzug Hebezeugbau Gmbh | Lifting device and control device therefor |
| CN102374854A (en) * | 2011-11-02 | 2012-03-14 | 中国船舶重工集团公司第七一〇研究所 | Cable length monitoring device |
| CN203318651U (en) * | 2013-05-24 | 2013-12-04 | 杭州欧佩亚海洋工程有限公司 | Pipe supporting device for ocean pipe-laying ship |
| CN103899842A (en) * | 2014-04-23 | 2014-07-02 | 中国海洋石油总公司 | Method for installing deepwater online tee joint |
| CN104524776A (en) * | 2015-01-13 | 2015-04-22 | 徐光� | Clam type grab machine for children |
| CN206203727U (en) * | 2016-09-30 | 2017-05-31 | 中国船舶工业集团公司第七○八研究所 | A kind of new stinger raising structure coordinated with column type crane |
| CN106586016A (en) * | 2016-10-16 | 2017-04-26 | 朱哲枭 | Air rearming system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683001A (en) * | 2019-09-11 | 2020-01-14 | 北京海瑞兴能源科技有限责任公司 | Arrangement and operation method of excavator boarding and disembarking systems |
| CN112361080A (en) * | 2020-09-28 | 2021-02-12 | 中交第三航务工程局有限公司江苏分公司 | Special ship for laying pipeline in shoal area |
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Application publication date: 20181106 |