CN211943663U - Portable device for retracting and releasing underwater measuring instrument - Google Patents
Portable device for retracting and releasing underwater measuring instrument Download PDFInfo
- Publication number
- CN211943663U CN211943663U CN202020456499.8U CN202020456499U CN211943663U CN 211943663 U CN211943663 U CN 211943663U CN 202020456499 U CN202020456499 U CN 202020456499U CN 211943663 U CN211943663 U CN 211943663U
- Authority
- CN
- China
- Prior art keywords
- instrument
- seat
- retracting
- plate
- measuring instrument
- 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.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model provides a receive and release portable equipment of underwater measuring instrument, including the fixed seat of carrying of setting on the ship board of detachably and the detachable assembly receiving and releasing device on carrying the seat. The utility model adopts the hydraulic assembly to adjust the crane boom, thereby ensuring the stability and flexibility of the retraction device; the underwater measuring instrument is convenient for a user to take and place by using the instrument recovery seat and the instrument fixing groove; the manual winch assembly ensures the recovery and transfer safety of the underwater measuring instrument, effectively avoids the high-grade insulation problem, reduces the number of workers for transferring and recovering the instrument and reduces the use cost.
Description
Technical Field
The utility model belongs to submarine surveying equipment field especially relates to a receive and release portable device of underwater measuring instrument.
Background
At present, in the process of ocean surveying and mapping, various marine surveying and mapping devices are mostly adopted to assist an underwater measuring instrument to detect the topography and the pipeline of the sea bottom. Since the marine surveying installation device is large and heavy, it is difficult to place equipment at a target position by manpower, and a common small-sized workboat cannot meet the operation requirements, it is necessary to operate by using ship hoisting equipment of a large-sized workboat. The large-scale operation ship has the following two problems in the operation process: on one hand, hoisting equipment of a large working ship needs to serve multiple tasks, the equipment is few and heavy, cross operation cannot be realized, and the construction period is greatly prolonged; on the other hand, in the operation process, a large ship strictly prohibits workers from walking down to work under the hoisting device, otherwise safety accidents are easily caused, and in the application process of the hoisting device, the ship body inevitably shakes, so that an instrument collides with the ship body, and the instrument is damaged. In addition, in the conventional operation process, the application and placement of the underwater measuring instrument are usually completed by transferring the underwater instrument mounting pipe into the ship board and moving the underwater instrument mounting pipe to the outside of the ship board, a large amount of manpower is consumed, and most of the instrument mounting pipes are as long as more than ten meters, so that the instrument mounting pipes are easy to intersect and collide with the ship board in the transferring-in and transferring-out processes, the ship is severely shaken, and unnecessary damage is brought to the instrument. In the traditional operation, an instrument installation retraction device which shortens the construction period, guarantees the safety of constructors and equipment, saves manpower and is suitable for various ship types is lacked, so innovation is made to the device, and a portable device for retracting an underwater measuring instrument is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a portable device for collecting and releasing underwater measuring instruments, which adopts a hydraulic assembly to adjust a crane boom, thereby ensuring the stability and flexibility of the collecting and releasing device; the underwater measuring instrument is convenient for a user to take and place by using the instrument recovery seat and the instrument fixing groove; the manual winch assembly ensures the recovery and transfer safety of the underwater measuring instrument, effectively avoids the high-grade insulation problem, reduces the number of workers for transferring and recovering the instrument and reduces the use cost.
In order to solve the technical problem, the utility model discloses a technical scheme is: a portable device for collecting and releasing underwater measuring instruments comprises a carrying seat which is fixedly arranged on a ship board in a detachable mode and a collecting and releasing device which is detachably assembled on the carrying seat and used for collecting and releasing the underwater measuring instruments.
Furthermore, a lower support part is vertically arranged on the carrier seat, the retracting and releasing device comprises an upper carrier plate, a crane boom driven to pitch and an upper support part vertically arranged relative to the bottom surface of the upper carrier plate, and the upper support part and the lower support part are correspondingly matched and connected to realize the rotatable connection of the upper carrier plate and the carrier seat; the tail end of the cargo boom is movably connected with the uploading plate through a shaft pin.
In the technical scheme, the carrier seat is used for fixedly mounting the retractable device and fixing the retractable device with a ship board of a ship, so that the whole device is fixed on the ship board; when the retractable device is used, the upper supporting part and the lower supporting part are assembled, so that the carrier seat and the retractable device form rotary connection, and the downward-placing angle of the carrier seat can be conveniently adjusted.
Furthermore, the retraction device also comprises a hydraulic main bearing used for driving the crane boom, a winch main bearing and a fixed pulley, wherein the top end of the hydraulic main bearing is movably connected with the crane boom, and the bottom end of the hydraulic main bearing is movably connected with the upper loading plate; the fixed pulley is fixedly arranged at the head end of the crane boom, the winch assembly is fixedly connected with the upper loading plate, and the stainless steel wire rope inside the winch assembly bypasses the fixed pulley and is fixedly connected with the shackle.
In the technical scheme, the hydraulic assembly can be used for lifting the crane boom, and the winch assembly is used for controlling the length of the stainless steel wire rope, so that the underwater measuring instrument can be lifted and lowered; the stainless steel wire rope is convenient to retract and release through the fixed pulley.
Furthermore, the connecting mechanism of the load bearing seat comprises a fixed top plate, an outer side plate and an inner side plate, wherein the outer side plate and the inner side plate can be clamped on the inner side and the outer side of the ship board, a clamping plate used for clamping the ship board and the load bearing seat is arranged on the inner side plate, the clamping plate is in threaded fixation with the inner side plate through a locking screw rod, the clamping plate is arranged between the inner side plate and the outer side plate, and a screw rod rocker is fixedly arranged at the end part of the locking screw rod.
In the technical scheme, the load seat is fixedly arranged on a ship board, wherein the ship board is arranged between the outer side plate and the clamping plate, and the position of the clamping plate is adjusted by rotating the screw rod rocker so as to fix the ship board and the load seat.
Further, the bottom of the fixed top plate of the carrying seat is movably connected with an instrument recovery seat, and the instrument recovery seat is locked and fixed with the fixed top plate through a jackscrew.
Further, an instrument fixing groove is fixedly arranged at the head end of the instrument recovery seat, and the instrument fixing groove is a semicircular groove.
In this technical scheme, set up that the instrument retrieves seat and instrument fixed slot and be used for placing the installation pipe, wherein the instrument fixed slot sets up to semi-circular, can prevent effectively that the instrument installation pipe from droing.
Further, the length of the tail end of the upper support plate is longer than that of the instrument recovery seat.
Furthermore, the hydraulic assembly is a manual hydraulic assembly, and the lower end of the hydraulic assembly is provided with a hydraulic lever for adjusting the height of the hydraulic assembly; the winch assembly is a manual winch assembly.
In the technical scheme, the insulation problem which is difficult to solve by using electricity in a humid environment is effectively avoided by using the manual hydraulic assembly, and the volume and the weight of a retraction system are reduced to a certain extent, so that the device is lighter and more convenient; the manual winch assembly effectively avoids the problem of difficult electric insulation in a humid environment, and provides safety guarantee for constructors who frequently use the winding and unwinding system.
Further, the connection clamp can be dismantled to the shackle, the clamp fixing clip is established on the outer wall of installation pipe, the head end fixed mounting of installation pipe has underwater measuring instrument.
In this technical scheme, the clamp is used for the fixed mounting pipe, and shackle and clamp demountable installation for the purpose that fixed connection installation pipe shifts the measuring instrument under water in order to realize can prevent that the installation pipe from droing and causing the measuring instrument under water to damage simultaneously.
The utility model has the advantages and positive effects that:
1. the lifting arm, the upper support plate and the hydraulic assembly are arranged, so that the lifting arm can longitudinally extend and retract, and the underwater measuring instrument can be conveniently and quickly retracted by a user under the condition of ensuring the safety of the underwater measuring instrument.
2. The load-bearing seat is provided with the instrument recovery seat and the instrument fixing groove, so that the installation tube can be stored when the installation tube is recovered, and meanwhile, the load-bearing seat is matched with the retraction device for use, so that an operator can rapidly install the underwater measurement instrument in place in a swaying ship, the frequency of the operator for integrally dismounting and mounting the installation tube is reduced, the stability of retraction and extension of the installation tube is improved, a higher safety guarantee is provided for the underwater measurement instrument, and the operator can normally operate in severe weather.
3. The adjusting instrument recovery seat and the loading seat are fixed through the jackscrew, the relative position of the instrument recovery seat and the loading seat can be adjusted through adjusting the tightness of the jackscrew, the installation pipe is convenient to fold and unfold, and the installation pipe is prevented from colliding with the instrument recovery seat and the ship board.
4. The underwater measuring instrument is provided with the carrying seat and the retracting device, can be arranged at different positions and can be operated by an operation ship, and the convenience of using the underwater measuring instrument is improved.
Drawings
FIG. 1 is a schematic diagram of a portable device for deploying and retracting an underwater measuring instrument according to the present invention;
FIG. 2 is a schematic view of the instrument retracting device of the portable device for retracting an underwater measuring instrument of the present invention;
FIG. 3 is an enlarged view of the structure A of FIG. 2;
FIG. 4 is a schematic structural view of a boat board fixing base in a portable device for retracting and releasing underwater measuring instruments according to the present invention;
FIG. 5 is a schematic view of the connection structure between the boat board fixing base and the instrument recovery base in the portable device for retracting and releasing the underwater measuring instrument of the present invention;
FIG. 6 is a first schematic structural view of a portable device for retracting and releasing an underwater measuring instrument according to the present invention in use;
FIG. 7 is a schematic structural view II of a portable device for retracting and releasing an underwater measuring instrument according to the present invention in use;
FIG. 8 is a third schematic structural view of the portable device for retracting and releasing an underwater measuring instrument according to the present invention in use;
FIG. 9 is an enlarged view of the structure B of FIG. 8;
in the figure: 1-ship board, 2-load seat, 21-fixed top plate, 22-outer side plate, 23-inner side plate, 24-clamping plate, 25-locking screw rod, 26-screw rod rocker, 3-retraction device, 31-upper carrier plate, 32-crane boom, 33-upper supporting part, 34-shaft pin, 35-hydraulic general bearing, 36-winch general bearing, 37-fixed pulley, 38-stainless steel wire rope, 39-hydraulic lever, 4-instrument recovery seat, 41-instrument fixing groove, 5-jackscrew, 6-shackle, 7-hoop, 8-installation pipe, 9-underwater measuring instrument, 10-ship board installation frame and 11-lower supporting part.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1-9: a portable device for collecting and releasing underwater measuring instruments comprises a carrying seat 2 which is fixedly arranged on a ship board 1 in a detachable mode and a collecting and releasing device 3 which is detachably assembled on the carrying seat 2 and used for collecting and releasing underwater measuring instruments 9, wherein the detachable connection can be in a threaded nut connection mode, an inserting connection mode and the like. The carrying seat 2 is used for fixing the device and a ship board 1 of a ship and is also used for installing the retraction device 3, so that the underwater measuring instrument 9 can be retracted conveniently.
As shown in fig. 2 and 4: a lower support part 11 is vertically arranged on the carrier seat 2, the retraction device 3 comprises an upper carrier plate 31, a boom 32 driven to pitch and an upper support part 33 vertically arranged relative to the bottom surface of the upper carrier plate 31, and the upper support part 33 and the lower support part 11 are correspondingly matched and connected to realize the rotatable connection of the upper carrier plate 31 and the carrier seat 2; in this embodiment, the upper supporting portion 33 can be a sleeve fixedly connected to the bottom of the upper carrier plate 31, and the lower supporting portion 11 can be a rotating shaft fixedly connected to the carrier 2, and the sleeve thereof is sleeved on the rotating shaft so that the upper carrier plate 31 can be rotatably connected to the carrier 2 along the rotating shaft; the tail end of the lifting arm 32 is movably connected with the upper loading plate 31 through a shaft pin 34. The retracting device 3 further comprises a hydraulic main bearing 35 for driving the crane boom 32, a winch main bearing 36 and a fixed pulley 37, wherein the top end of the hydraulic main bearing 35 is movably connected with the crane boom 32, and the bottom end of the hydraulic main bearing is movably connected with the upper loading plate 31; the fixed pulley 37 is fixedly arranged at the head end of the crane boom 32, the winch assembly 36 is fixedly connected with the upper loading plate 31, and the stainless steel wire rope 38 in the winch assembly 36 is fixedly connected with the shackle 6 by winding around the fixed pulley 37. The hydraulic assembly 35 is movably connected with the upper loading plate 31 and rotatably connected with the cargo boom 32, and the design facilitates the user to flexibly adjust the height of the cargo boom 32 according to the use requirement.
As shown in fig. 4: the connecting mechanism of the load bearing seat 2 comprises a fixed top plate 21, an outer side plate 22 and an inner side plate 23, wherein the outer side plate 22 and the inner side plate 23 can be clamped on the inner side and the outer side of the ship board 1, a clamping plate 24 used for clamping the ship board 1 and the load bearing seat 2 is arranged on the inner side plate 23, the clamping plate 24 is in threaded fixation with the inner side plate 23 through a locking screw rod 25, the clamping plate 24 is arranged between the inner side plate 23 and the outer side plate 22, and a screw rod rocker 26 is fixedly arranged at the end part of the locking screw rod 25. The ship board 1 is arranged between the outer side plate 22 and the clamping plate 24, the position of the clamping plate 24 can be adjusted by swinging the screw rod rocking rod 26, the ship board 1 is conveniently fixed between the clamping plate 24 and the outer side plate 22, the loading seat 2 and the ship board 1 are conveniently installed and detached, and meanwhile, the loading seat 2 can adapt to ship boards 1 with different thicknesses, and the application range of the loading seat is enlarged. The clamping plates 24 here, together with the locking screws 25 and the screw rockers 26, can be arranged in parallel in one or more groups in order to achieve effective fastening of the ship board 1.
As shown in fig. 5: the bottom of the fixed top plate 21 of the carrier seat 2 is movably connected with an instrument recovery seat 4, and the instrument recovery seat 4 is locked and fixed with the fixed top plate 21 through a jackscrew 5. Wherein, the jackscrew 5 is unscrewed, the instrument recovery base 4 is moved, and when the jackscrew 5 is screwed down to a proper position, the position of the instrument recovery base 4 relative to the carrier base 2 can be adjusted; the instrument recovery seat 4 is arranged, so that the problems of displacement, falling off and the like of the installation tube can be avoided, and the safety of the instrument is indirectly guaranteed.
In this embodiment, the head end of the instrument recovery base 4 is fixedly provided with an instrument fixing groove 41, the instrument fixing groove 41 is a semicircular groove, and the instrument fixing groove 41 is used for placing and fixing the installation pipe 8 provided with the underwater measurement instrument 9, so as to prevent the installation pipe 8 from falling off to damage the underwater measurement instrument 9.
Further, the length of the tail end of the upper carrier plate 31 is longer than that of the instrument recovery base 4. This design makes things convenient for the user to adjust the angle of winding and unwinding devices 3 according to the demand angle.
Further, the hydraulic assembly 35 is a manual hydraulic assembly, and the lower end of the hydraulic assembly is provided with a hydraulic lever 39 for adjusting the height of the hydraulic assembly 35; the winch assembly 36 is a manual winch assembly. The hydraulic assembly of the manual crane boom is used, so that the insulation problem which is difficult to solve by using electricity in a wet environment can be effectively avoided, and the volume and the weight of a retraction system are reduced to a certain extent, so that the device is lighter and more convenient; the manual winch assembly effectively avoids the problem of difficult electric insulation in a humid environment, and provides safety guarantee for constructors who frequently use the winding and unwinding system.
Further, the connection clamp 7 can be dismantled to shackle 6, the clamp 7 fixing clip is established on the outer wall of installation pipe 8, the head end fixed mounting of installation pipe 8 has underwater measuring instrument 9. The mounting pipe 8 is used for fixedly mounting an underwater measuring instrument 9, and the shackle 6 fixes the mounting pipe 8 through the fixing hoop 7 so as to transfer the underwater measuring instrument 9; the shackle 6 and the hoop 7 are detachably connected, so that the installation and the disassembly at any time are convenient, the shackle is detached and stored when not in use, and the transportation is convenient.
When the utility model is used, refer to fig. 1, fig. 6, fig. 7 and fig. 8 simultaneously:
firstly, a user selects a lowering point in advance, and fixes the carrier seat 2 on the ship board 1 at a corresponding position;
secondly, mounting the underwater measuring instrument 9 at the head end of the mounting pipe 8, then fixedly mounting the tail end of the mounting pipe 8 on the ship board mounting frame 10 by using a hoisting device carried by a ship, and placing the position close to the head end in the instrument fixing groove 41; therefore, the stability of the mounting pipe 8 and the underwater surveying instrument 9 is maintained by the ship board mounting frame 10 and the instrument fixing groove 41;
thirdly, the upper supporting part 33 is matched with the lower supporting part 11, so that the retraction device 3 is rotatably connected with the carriage 2; the shackle 6 and the hoop 7 are fixed, so that the winding and unwinding device 3 is fixed with the installation pipe; then, the hydraulic general bearing 35 is enabled to work and extend by pressing the hydraulic lever 39, so that the cargo boom 32 is lifted to a proper position, such as the highest position where the cargo boom 32 and the upper loading plate 31 are close to vertical, the shackle 6 is fixedly connected with the clamp 7, and the retractable device 3 is fixedly connected with the installation pipe 8;
and thirdly, opening a valve of the hydraulic assembly 35 to enable the crane arm 32 to be lowered to a corresponding position, and manually rotating the winch assembly 36 to lower the underwater measuring instrument 9 to a target position to perform seabed detection.
Because the installation pipe 8 needs to be repeatedly retracted and retracted in the operation process under the influence of construction requirements, a user needs to frequently move the installation pipe 8 in and out of a ship board, in order to facilitate operation, the user can shake the winch assembly 36 in the instrument recovery process, tighten the stainless steel wire rope 38, press the hydraulic lever 39 to lift the crane boom 32, lift the installation pipe 8 to a certain position, unscrew the jackscrew 5, adjust the position of the instrument recovery seat 4 according to the position of the installation pipe 8, enable the installation pipe 8 to be safely placed in the instrument fixing groove 41 of the instrument recovery seat 4, continuously tighten the installation pipe 8 by the stainless steel wire rope 38, unscrew the jackscrew 5, move the instrument recovery seat 4 relative to the carrier seat 2, screw the jackscrew 5 when the installation pipe is adjusted to the optimal position, fix the instrument recovery seat 4 on the carrier seat 2, and adjust the installation pipe 8 to move to the instrument fixing groove 41, at the moment, the instrument recovery base 4 provides a supporting force for the installation pipe 8 to prevent the installation pipe from sliding off, meanwhile, the stainless steel wire rope 38 continuously hangs and pulls the installation pipe 8 to ensure the installation pipe 8 to be stable, and secondary protection is provided to effectively prevent the installation pipe 8 from falling off; in the process of lowering the underwater measuring instrument 9, a user can gradually leave the instrument recovery base 4 by tightening the stainless steel wire rope 38 and dropping the boom 32, and the lowering of the underwater measuring instrument 9 is completed.
Compared with the hoisting device in the prior art that the hoisting arm is long and the steel cable is also long, the hoisting device is rocked on a ship, and the installation pipe 8 is not convenient to be withdrawn to a target position, the device of the utility model can simply and conveniently withdraw the installation pipe into the instrument recovery groove 41; and simultaneously, the utility model discloses a winding and unwinding devices 3 has good flexibility and suitability, and applicable ship in the difference carries out the operation.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. A portable device for retracting and releasing an underwater measuring instrument is characterized in that: the underwater surveying instrument storage device comprises a carrying seat (2) which is detachably and fixedly arranged on a ship board (1) and a retractable device (3) which is detachably assembled on the carrying seat (2) and is used for retracting an underwater surveying instrument (9).
2. The portable device for retracting and extending an underwater surveying instrument of claim 1, wherein: the carrier seat (2) is vertically provided with a lower supporting part (11), the retractable device (3) comprises an upper carrier plate (31), a crane boom (32) driven to pitch and an upper supporting part (33) vertically arranged relative to the bottom surface of the upper carrier plate (31), and the upper supporting part (33) and the lower supporting part (11) are correspondingly matched and connected to realize the rotatable connection of the upper carrier plate (31) and the carrier seat (2); the tail end of the cargo boom (32) is movably connected with the upper loading plate (31) through a shaft pin (34).
3. A portable apparatus for deploying and retracting an underwater measuring instrument according to claim 2, wherein: the winding and unwinding device (3) further comprises a hydraulic general bearing (35) for driving the crane arm (32), a winch general bearing (36) and a fixed pulley (37), wherein the top end of the hydraulic general bearing (35) is movably connected with the crane arm (32), and the bottom end of the hydraulic general bearing is movably connected with the upper loading plate (31); the fixed pulley (37) is fixedly arranged at the head end of the crane boom (32), the winch assembly (36) is fixedly connected with the upper loading plate (31), and the stainless steel wire rope (38) in the winch assembly (36) is fixedly connected with the shackle (6) by bypassing the fixed pulley (37).
4. A portable apparatus for deploying and retracting an underwater measuring instrument according to claim 2, wherein: the connecting mechanism of the load bearing seat (2) comprises a fixed top plate (21), an outer side plate (22) and an inner side plate (23) which can be clamped on the inner side and the outer side of the ship board (1), a clamping plate (24) used for clamping the ship board (1) and the load bearing seat (2) is arranged on the inner side plate (23), the clamping plate (24) is in threaded fixation with the inner side plate (23) through a locking screw rod (25), the clamping plate (24) is arranged between the inner side plate (23) and the outer side plate (22), and a screw rod rocker (26) is fixedly arranged at the end part of the locking screw rod (25).
5. The portable device for retracting and releasing an underwater measuring instrument as claimed in claim 4, wherein: the bottom of a fixed top plate (21) of the carrier seat (2) is movably connected with an instrument recovery seat (4), and the instrument recovery seat (4) is locked and fixed with the fixed top plate (21) through a jackscrew (5).
6. The portable device for retracting an underwater surveying instrument of claim 5, wherein: the head end of the instrument recovery base (4) is fixedly provided with an instrument fixing groove (41), and the instrument fixing groove (41) is a semicircular groove.
7. The portable device for retracting and releasing an underwater measuring instrument as claimed in claim 5, wherein: the length of the tail end of the upper support plate (31) is longer than that of the instrument recovery seat (4).
8. A portable apparatus for deploying and retracting an underwater measuring instrument according to claim 3, wherein: the hydraulic assembly (35) is a manual hydraulic assembly, and the lower end of the hydraulic assembly is provided with a hydraulic lever (39) for adjusting the height of the hydraulic assembly (35); the winch assembly (36) is a manual winch assembly.
9. A portable apparatus for deploying and retracting an underwater measuring instrument according to claim 3, wherein: connect clamp (7) can be dismantled in shackle (6), clamp (7) fixing clip is established on the outer wall of installation pipe (8), the head end fixed mounting of installation pipe (8) has underwater measuring instrument (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020456499.8U CN211943663U (en) | 2020-04-01 | 2020-04-01 | Portable device for retracting and releasing underwater measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020456499.8U CN211943663U (en) | 2020-04-01 | 2020-04-01 | Portable device for retracting and releasing underwater measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211943663U true CN211943663U (en) | 2020-11-17 |
Family
ID=73167777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020456499.8U Active CN211943663U (en) | 2020-04-01 | 2020-04-01 | Portable device for retracting and releasing underwater measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211943663U (en) |
-
2020
- 2020-04-01 CN CN202020456499.8U patent/CN211943663U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107697242B (en) | Automatic buoy recycling and laying device | |
| US7112010B1 (en) | Apparatus, systems and methods for erecting an offshore wind turbine assembly | |
| CN115783143B (en) | Marine mechanical arm oscillation stopping device | |
| JP7476204B2 (en) | Vessel and device for lifting an elongated element from the deck of the vessel using a lifting means | |
| WO2020085902A1 (en) | Installation of a wind turbine blade on a hub of a wind turbine | |
| CN109882214A (en) | A kind of multi-functional arch installation trolley | |
| KR20170098263A (en) | Pile upending system | |
| WO2011134472A1 (en) | Handling of a crane for use in installation and service of wind turbine generator components | |
| CN115503890A (en) | Liftable submersible laying and recycling system and operating method thereof | |
| CN111319721A (en) | Portable device for retracting and releasing underwater measuring instrument | |
| CN211943663U (en) | Portable device for retracting and releasing underwater measuring instrument | |
| EP2443029A1 (en) | Device and method for transferring crew and personell between vessels and offshore structures | |
| CN216546599U (en) | A hang and put device that is used for coastal waters geotechnical engineering shipborne reconnaissance to equip | |
| CN202686699U (en) | Waterborne multifunctional lifting system | |
| CN213473444U (en) | Multi-beam transducer positioning device capable of freely retracting and lifting | |
| CN210310787U (en) | Retraction device of shipborne measuring instrument | |
| CN212389475U (en) | Bank building device and bank building type wind power installation ship | |
| JP2024510818A (en) | Offshore crane vessels and methods for operating offshore crane vessels | |
| CN209740537U (en) | Vertical and overturning device for hoisting offshore wind power pile foundation | |
| CN112793716A (en) | General buoy winding and unwinding devices | |
| CN112726622A (en) | Method for overturning large-diameter single pile of fixed-boom crane ship | |
| CN208008351U (en) | A kind of portable instrument for workboat installs hoisting apparatus | |
| CN220847559U (en) | Marine pile driving ship | |
| CN217708610U (en) | Crane ship hoisting hook stabilizing device | |
| CN217706172U (en) | Turnover and foldable mast |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |