CN216038311U - Offshore platform cantilever type manned device - Google Patents
Offshore platform cantilever type manned device Download PDFInfo
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- CN216038311U CN216038311U CN202121938523.2U CN202121938523U CN216038311U CN 216038311 U CN216038311 U CN 216038311U CN 202121938523 U CN202121938523 U CN 202121938523U CN 216038311 U CN216038311 U CN 216038311U
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Abstract
The utility model provides a cantilever type manned device of an offshore platform, which comprises a rotary supporting piece, a rotary table and a cantilever, wherein the rotary table is arranged on the rotary supporting piece through a rotary driving piece; cantilever one end with the revolving platform is connected, the cantilever other end is hung and is equipped with the turnover carrier, just be provided with elevating system on the cantilever, elevating system with the turnover carrier links to each other for control the lift of turnover carrier removes. The offshore platform cantilever type manned device is simple in structure and high in safety, can be suitable for operation in a marine climate environment, is convenient to realize personnel turnover or material transportation between a tower drum platform and a ship, and is high in safety; and the requirement on the sailing personnel is lower, the sailing personnel are not required to control the ship to be attached to the tower drum platform, and the problem that the ship collides with the tower drum can be effectively solved.
Description
Technical Field
The utility model relates to the technical field of offshore platform transfer operation, in particular to a cantilever type manned device of an offshore platform.
Background
Personnel turnover is carried out under marine environment operation, especially personnel turnover or material transportation are carried out in the offshore wind power generation field or the ship operation field, and cargos are hung or transferred up and down by operating a crane on a tower platform.
But the current loop wheel machine operation mode is complicated, and factor of safety is lower, and the personnel of being inconvenient for have enough to meet the need the use. Therefore, the existing personnel turnover is to enable the ship to be close to the tower and tightly attach to the outer wall of the tower, and the personnel climb from the tower ladder to the tower platform to realize conversion between the ship and the tower platform.
This turnover mode is meetting under the condition of wave, and the climbing is dangerous, influences personnel's safety, and has higher requirement to the control level of the personnel of going on the ship, and the boats and ships berth the in-process and strike a tower section of thick bamboo easily, and it is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cantilever type manned device of an offshore platform, which is used for solving the defect of potential safety hazard in personnel turnover in the prior art and has the advantages of simple structure, convenience in operation and high safety.
In order to achieve the above object, the present invention provides a manned device of offshore platform cantilever type, comprising: a slewing support;
a rotary table mounted on the rotary support member by a rotary drive member;
the cantilever, cantilever one end with the revolving platform is connected, the cantilever other end is hung and is equipped with the turnover carrier, just be provided with elevating system on the cantilever, elevating system with the turnover carrier links to each other for control the lift of turnover carrier removes.
According to the offshore platform cantilever type manned device provided by the utility model, the cantilever is movably connected with the rotary table;
and the rotary table is provided with an adjusting mechanism for adjusting the pitching angle of the cantilever.
According to the offshore platform cantilever type manned device provided by the utility model, the adjusting mechanism comprises a lifting cylinder, the cylinder body of the lifting cylinder is connected with the rotary table, and the piston rod of the lifting cylinder is connected with the cantilever.
According to the offshore platform cantilever type manned device provided by the utility model, the lifting mechanism comprises a driving element and a transmission piece;
wherein the drive member is mounted to a first end of the boom and the transmission member comprises a guide wheel mounted to a second end of the boom.
According to the offshore platform cantilever type manned device provided by the utility model, the driving element is a winch, and a steel wire rope or a chain of the winch is connected with the turnover carrier through the guide wheel.
According to the offshore platform cantilever type manned device provided by the utility model, the cantilever is provided with the tensioning structure, the tensioning structure is positioned between the winch and the guide wheel, the cantilever is provided with the protection groove, and the steel wire rope of the winch is positioned in the protection groove.
According to the offshore platform cantilever type manned device provided by the utility model, the tensioning structure comprises a bracket and a driving roller, the driving roller is movably connected to the bracket, and the bracket is arranged on the cantilever, so that the driving roller is positioned at the notch position of the protection groove.
According to the cantilever type manned device of the offshore platform, the cantilever is provided with the falling protector, and the falling protector is connected with the turnover carrier and used for protection under the condition that the turnover carrier falls down.
According to the utility model, the offshore platform cantilever type manned device comprises: a differential housing;
a rotation mechanism mounted within the differential housing via a rotation axis;
a wheel disc mounted on the differential housing;
a coil spring mounted within the differential housing by a rotational shaft;
the rope sheave assembly is coaxially arranged with the rotating mechanism and comprises a safety rope, and the safety rope is connected with the turnover carrier.
According to the offshore platform cantilever type manned device provided by the utility model, the rotary driving part is a threaded screw type rotary driving part or a tooth type rotary driving part.
The offshore platform cantilever type manned device provided by the utility model can be suitable for operation in a marine climate environment, is convenient to realize personnel turnover or material transportation between a tower drum platform and a ship, and is high in safety; and the requirement on the sailing personnel is lower, the sailing personnel are not required to control the ship to be attached to the tower drum platform, and the problem that the ship collides with the tower drum can be effectively solved.
Secondly, the offshore platform cantilever type manned device provided by the utility model can adjust the pitching angle of the cantilever by lifting the lifting cylinder, so that the distance between the hanging basket and the rotary support member is changed, and the moving range of the hanging basket is enlarged; the rotation angle of the cantilever can be changed through the rotation of the rotary driving piece, and the moving range of the hanging basket in the circumferential direction can be further enlarged; and through receiving and releasing the traction piece, the moving range of the hanging basket in the vertical direction can be controlled, the whole running range is wider, the stop position of the ship is not strictly limited, and the use is more convenient.
Finally, according to the offshore platform cantilever type manned device provided by the utility model, the falling protector is arranged on the cantilever and connected with the hanging basket, so that the falling of the traction piece after the fracture can be prevented through the over-speed protection of the falling protector, the safety of turnover personnel is effectively protected, the personnel turnover efficiency can be effectively improved, the operation is simpler and more convenient, and the use is safer.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a cantilevered manned device of an offshore platform provided by the utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is one of the schematic structural diagrams of the safety catcher in the offshore platform cantilever type manned device provided by the utility model;
FIG. 4 is a second schematic structural view of the safety catcher in the offshore platform cantilevered manned device provided by the present invention;
FIG. 5 is a schematic structural diagram of a rope retracting device in the offshore platform cantilever type manned device provided by the utility model;
FIG. 6 is a schematic view of the installation of the offshore platform cantilevered manned device provided by the present invention;
FIG. 7 is a schematic view of the present invention showing the use of the offshore platform cantilevered manned device;
FIG. 8 is a second schematic view of the present invention showing the use of the offshore platform cantilevered manned device;
reference numerals:
1: a slewing support; 2: a turntable; 3: a cantilever;
4: a transfer carrier; 5: a lifting mechanism; 51: a drive element;
511: a pulling member; 512: a hook; 513: a rope pressing plate;
514: a rope retracting device; 515: a drive shaft; 52: a transmission member;
6: an adjustment mechanism; 61: a lift cylinder; 7: a rotary drive member;
8: a tensioning structure; 81: a support; 82: a driving roller;
9: a safety catch; 91: a differential housing; 92: a rotation mechanism;
921: a pawl; 922: a tension spring; 923: a friction plate;
93: a wheel disc; 94: a coil spring; 95: a sheave assembly;
951: a rope winding wheel; 952: a safety cord; 96: a disc spring;
97: a rotating shaft; 10: and (7) a pin shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. "first", "second", "third" and "fourth" do not denote any sequence relationship, but are merely used for convenience of description. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. "Current" is the time at which an action is performed, multiple occurrences of which are recorded in real time over time.
Embodiments of the present invention will be described below with reference to fig. 1 to 8. It should be understood that the following description is only exemplary embodiments of the present invention and is not intended to limit the present invention in any way.
Referring to fig. 1 to 6, the present invention provides a cantilevered manned device for offshore platform, which is used for personnel transfer or material transportation between a tower platform and a ship. The offshore platform cantilever type manned device comprises a rotary supporting piece 1, a rotary table 2 and a cantilever 3, wherein the rotary supporting piece 1 is installed on a tower drum platform through a bolt, and the rotary table 2 is arranged or installed on the rotary supporting piece 1 through a rotary driving piece 7; 3 one end of cantilever is connected with revolving platform 2, and 3 other ends of cantilever hang and are equipped with turnover carrier 4, and are provided with elevating system 5 on the cantilever 3, and elevating system 5 links to each other with turnover carrier 4 for the lift removal of control turnover carrier 4.
It can be understood that, when carrying out personnel's turnover between current tower section of thick bamboo platform and the boats and ships, set up the cat ladder on a tower section of thick bamboo, boats and ships and a tower section of thick bamboo closely laminate after personnel pass through the cat ladder and transfer to a tower section of thick bamboo from boats and ships to realize the personnel's turnover between boats and tower section of thick bamboo platform, this turnover mode is under the condition that meets the wave, and the climbing is dangerous, influences personnel's safety, and has the higher requirement to the control level of the personnel of going on the ship. The utility model provides the offshore platform cantilever type manned device which is suitable for operation in a marine climate environment, is convenient for personnel turnover or material transportation between a tower drum platform and a ship, has high safety, has low requirement on ship sailors, does not need the ship sailors to control the ship to be attached to the tower drum platform, and can effectively avoid the problem that the ship impacts a tower drum.
Specifically, cantilever 3 and 2 swing joint of revolving platform to make cantilever 3 can rotate around the tie point that is connected with revolving platform 2, carry out personnel or goods and materials turnover according to the position that boats and ships berthhed, reduce the requirement that the personnel of going to the ship control boats and ships hug closely a tower section of thick bamboo and berth.
The cantilever 3 can be rotatably connected to the rotary table 2 through a rotating shaft, a pin shaft 10 or a mandrel, preferably, the cantilever 3 is rotatably connected to the rotary table 2 through the pin shaft 10, and the pin shaft 10 is located at the hinged position of the cantilever 3 and the rotary table 2 to form a hinged connection.
In addition, an adjusting mechanism 6 for adjusting the pitching angle of the cantilever 3 is arranged on the rotary table 2, and the included angle between the rotary table 2 and the cantilever 3 can be adjusted through the adjusting mechanism; the end of the jib 3 connected to the turntable 2 can be designated as a connection end or a first end, and the end of the jib 3 remote from the turntable 2 can be designated as a free end or a second end. The free end of the cantilever 3 is far away from the rotary table 2 or close to the rotary table 2 by adjusting the included angle between the rotary table 2 and the cantilever 3, and then the pitching angle of the cantilever 3 is correspondingly adjusted according to the distance between the ship stopping position and the tower barrel.
More specifically, the adjusting mechanism 6 includes a lift cylinder 61, a cylinder body of the lift cylinder 61 is connected to the turn table 2, and a piston rod of the lift cylinder 61 is connected to the boom 3. It is clear that the cylinder body of the lifting cylinder 61 needs to be fixedly connected to the turntable 2, and the piston rod of the lifting cylinder 61 can also be fixedly connected to the boom 3 by means of bolts.
Alternatively, the adjusting mechanism 6 may be a gear adjusting mechanism, and the angle between the two parts of the cantilever 3 and the turntable 2 can be adjusted by driving a gear with missing teeth (not shown in the figure) through a motor.
Specifically, the lifting mechanism 5 includes a driving member 51 and a transmission member 52.
Wherein the drive member 51 is mounted at a first end of the boom 3 (corresponding to the end of the boom 3 near the turntable 2) and the transmission member 52 comprises a guide wheel mounted at a second end of the boom 3 (corresponding to the end of the boom 3 remote from the turntable 2).
In particular, the driving element 51 may be a winch, comprising a traction element 511 and a hook 512, the traction element 511 of the winch being connected to the epicyclic carrier 4 through a guide wheel, wherein the traction element 511 may be a wire rope or a chain.
Lifting hook 512 installs the one end at tractive piece 511, and turnover carrier 4 hangs on lifting hook 512, realizes through receiving and releasing tractive piece 511 that turnover carrier 4 is ascending and descending in vertical direction and removes, and the effectual personnel position that accomplishes removes to transfer personnel or goods and materials from boats and ships to tower section of thick bamboo platform, perhaps transfer personnel or goods and materials from tower section of thick bamboo platform to boats and ships.
The movement speed of the traction piece 511 can be adjusted by adjusting the frequency of 20HZ-50HZ input by the motor of the winch, so that various use environments of the offshore platform are met, and the manned device is not influenced by load impact.
Specifically, the rotary driving member 7 can be a screw-threaded rotary driving member, and is a full-circle rotary speed reduction transmission mechanism which drives a speed reducer through a rotary motor and enables the rotary table 2 to rotate relative to the rotary supporting member 1 along the circumferential direction, a rotary support is used as a transmission driven member and a mechanism attachment member, a driving source and a housing are attached to one of inner and outer rings of the rotary support, the other ring is used as a transmission driven member and a connection base of a driven working part, and a driving power source and a main transmission part are efficiently configured by utilizing the characteristic that the rotary support is the full-circle rotary connection member, so that the rotary driving member becomes a speed reduction transmission mechanism which integrates the functions of rotation, speed reduction and driving, has a simple structure and is convenient to manufacture and maintain.
In this embodiment, when the cantilever 3 is lifted and lowered by the lifting cylinder 61, the cantilever 3 rotates relative to the revolving platform 2 under the restriction of the pin 10 to adjust the distance between the guide wheel and the revolving support 1. When the turnover carrier 4 needs to move, the rotary motor drives the speed reducer to rotate, so that the rotary table 2 rotates relative to the rotary support piece 1, and the turnover carrier 4 is driven to move to the position within the range of the specified position. The winch is driven to retract and release the traction piece 511, the movement direction of the traction piece 511 is changed under the action of the guide wheel, so that the turnover carrier 4 can move upwards or downwards, and personnel or materials can be turned over from the tower platform to the ship or from the ship to the tower platform.
It will be appreciated that any rotation through 360 ° can be effected by the rotary drive 7, thereby controlling the displacement of the epicyclic carrier 4 in the circumferential direction, so as to provide a wider range of operation of the epicyclic carrier 4; further, the distance between the revolving carrier 4 and the turntable 2 can be adjusted by the adjusting mechanism 6, and the revolving carrier 4 is pulled into the revolving support 1 or the revolving carrier 4 is separated from the revolving support 1, thereby expanding the moving range of the revolving carrier 4.
In some embodiments, as shown in figure 2, the boom 3 is provided with a tensioning structure 8, the tensioning structure 8 being located between the hoist and the guide wheel to prevent the pulling element 511 from falling loose. In addition, a protection groove (not shown) is arranged on the cantilever 3, and the pulling piece 511 of the winch is positioned in the protection groove to prevent the pulling piece 511 from being exposed to the outside and rusting, so that the service life of the pulling piece 511 can be prolonged, and the use safety of the pulling piece 511 is improved.
Specifically, the tensioning structure 8 comprises a bracket 81 and a driving roller 82, wherein the driving roller 82 is movably connected to the bracket 81, and the bracket 81 is installed on the cantilever 3, so that the driving roller 82 is located at the notch position of the protection groove.
As shown in fig. 3, in some embodiments, the driving element 51 may also be a rope retracting device, which includes a rope pressing plate 513, a rope retractor 514 and a driving shaft 515 that are integrally welded. The rope pressing plate 513, the rope collecting device 514 and the driving shaft 515 jointly form a rope collecting and releasing assembly, the rope collecting and releasing assembly is installed on the speed reducing motor, and the speed reducing motor is installed on the cantilever 3 through bolts. When the rope winding device is used, the pulling piece 511 is pressed on the rope pressing plate 513 and then wound on the rope winding device 514, and the driving shaft 515 is controlled to rotate through the speed reducing motor so as to realize the winding and unwinding of the pulling piece 511.
In some embodiments, as shown in fig. 4 and 5, the jib 3 is also provided with a safety catch 9, and the safety catch 9 is connected with the turnover carrier 4 and used for protection in case of falling of the turnover carrier 4, so as to improve the safety of the offshore platform cantilever-type manned device. The overspeed protection of the falling protector 9 can prevent the traction piece 511 from falling after being broken, and the locking safety rope is triggered when the turnover carrier 4 stalls and falls, so that the safety of turnover personnel is effectively protected.
Specifically, the fall arrester 9 includes a differential housing 91, a rotation mechanism 92, a sheave 93, a coil spring 94, and a sheave assembly 95. Wherein the rotating mechanism 92 is mounted in the speed differentiator housing 91 through the rotating shaft 97, the disc 93 is mounted on the speed differentiator housing 91, the coil spring 94 is mounted in the speed differentiator housing 91 through the rotating shaft 97, the sheave assembly 95 is coaxially arranged with the rotating mechanism 92, and the sheave assembly 95 comprises a safety rope 952, the safety rope 952 is connected with the turnaround carrier 4 through the hook 512.
More specifically, the rotating mechanism 92 is also provided with a disc spring 96 in a pressing manner, so that the rotating mechanism 92 can bear static load, impact load or dynamic alternating load; the rope wheel assembly 95 comprises a rope winding wheel 951 and a safety rope 952, one end of the safety rope 952 is wound on the rope winding wheel 951, and the other end of the safety rope 952 is connected with the turnover carrier 4 through a lifting hook 512.
Wherein, install pawl 921 on rotary mechanism 92, pawl 921 can be spacing with rim plate 93 joint under centrifugal state for prevent the tenesmus of turnover carrier 4 stall.
Under the normal working condition, the safety rope 952 drives the rope winding wheel 951 to rotate, and at the moment, the pawl 921 is pulled in by the tension spring 922 to be in a storage state; when an accident happens (for example, when the falling device is stalled), the rope winding wheel 951 drives the rotating mechanism 92 to rotate at an accelerated speed, the pawl 92 moves centrifugally, overcomes the tension of the tension spring 922, and is quickly thrown away to be matched with the wheel disc 93 to be locked, and the speed difference locking function of the falling protector 9 is realized.
When turnover carrier 4 tenesmus process is overweight, rotary mechanism 92 takes place relative rotation with rotation axis 97 under the axial force effect of friction disc 923 to slow down the slew velocity of rotation axis 97, give operation personnel or turnover personnel a buffer capacity, prevent because too big turnover casualties that causes of tractive effort behind the locking, maximum protection delivery/turnover personnel's safety.
Under the normal use condition of the safety hook 9, the safety rope 952 is pulled out, the coil spring 94 contracts, and after the load is relieved, the rotating mechanism 92 drives the rope winding wheel 951 to rotate to recover the safety rope 952 under the action of the elastic force of the coil spring 94, so that the free contraction function is completed, and the safety rope is automatically recovered to a working state.
In some embodiments, the rotary drive member 7 may also be a toothed rotary drive member (not shown in the figures), enabling a more stable rotary movement and automatic control.
In some embodiments, the epicyclic carrier 4 may be a basket or a man cage, and may be adaptively selected according to the difference of the objects to be carried, and the structural form of the epicyclic carrier 4 is not particularly limited.
As shown in fig. 6, 7 and 8, in the use process of the offshore platform cantilever type manned device provided by the utility model, the hanging basket is connected with the hook 512, one end of the pulling element 511 is connected with the hook 512, the other end of the pulling element 511 is connected with the winch through the guide wheel, the inner ring of the rotary driving element 7 is fixed on the rotary supporting element 1, and the rotary driving element motor is arranged on the outer ring of the rotary driving element 7.
Wherein, guide pulley and hoist engine can be fixed to cantilever 3 with the bolt respectively on, safety rope 952 one end links to each other with lifting hook 512, and the safety rope 952 other end is connected with safety hook 9, and safety hook 9 fixed mounting is on cantilever 3.
After the offshore platform cantilever type manned device is started, the cantilever 3 relatively moves through a piston rod of the lifting cylinder 61 and a cylinder body to adjust the pitching angle of the cantilever 3, namely, the lifting height of the cantilever 3, and at the moment, the cantilever 3 rotates relative to the rotary table 2 under the limitation of the pin shaft 10 to adjust the distance between the guide wheel and the rotary support member 1.
When the cantilever 3 moves to a proper position, the cantilever 3 rotates along the circumference to drive the hanging basket to a range of a specified position. Then the winch is driven to retract and release the traction piece 511, the direction of the traction piece 511 is changed under the action of the guide wheel, so that the lifting hook 512 and the hanging basket ascend or descend, meanwhile, the lifting hook 512 drives the safety rope 952 to move up and down and move synchronously with the traction piece 511, and when people or materials are transferred to the tower platform from a ship or the tower platform is transferred to the ship, the safety rope 952 can be used for protecting the hanging basket at any time.
The innovation points of the utility model are as follows:
firstly, when carrying out personnel's turnover between current tower section of thick bamboo platform and the boats and ships, set up the cat ladder on a tower section of thick bamboo, boats and ships and a tower section of thick bamboo closely laminate after personnel pass through the cat ladder and transfer to a tower section of thick bamboo to realize the personnel's turnover between boats and ships and a tower section of thick bamboo platform, this turnover mode is under the condition of meetting the wave, and the climbing is dangerous, influences personnel's safety, and has higher requirement to the control level of the personnel of going on the ship. The utility model provides the offshore platform cantilever type manned device which can be suitable for operation in a marine climate environment, is convenient for personnel turnover or material transportation between a tower drum platform and a ship, has high safety and low requirement on ship sailors, does not need the ship sailors to control the ship to be attached to the tower drum platform, and further can effectively avoid the problem that the ship impacts a tower drum.
Secondly, the offshore platform cantilever type manned device provided by the utility model can adjust the pitching angle of the cantilever 3 through the lifting of the lifting cylinder 61, further change the distance between the hanging basket and the rotary supporting member 1, and enlarge the moving range of the hanging basket; the rotation angle of the cantilever 3 can be changed through the rotation of the rotary driving piece 7, so that the moving range of the hanging basket in the circumferential direction can be enlarged; and through receiving and releasing the traction piece 511, the moving range of the hanging basket in the vertical direction can be controlled, the whole running range is wider, the stopping position of the ship is not strictly limited, and the use is more convenient.
Finally, according to the offshore platform cantilever type manned device provided by the utility model, the falling protector 9 is arranged on the cantilever 3, and the falling protector 9 is connected with the hanging basket, so that the falling of the traction piece 511 after the traction piece is broken can be prevented through the over-speed protection of the falling protector 9, the safety of turnover personnel is effectively protected, the personnel turnover efficiency can be effectively improved, the operation is simpler and more convenient, and the use is safer.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An offshore platform cantilevered manned device, comprising:
a slewing support;
a turntable mounted on the rotary support;
one end of the cantilever is connected with the rotary table, and the other end of the cantilever is hung with a turnover carrier; and a lifting mechanism is arranged on the cantilever and connected with the turnover carrier for controlling the lifting movement of the turnover carrier.
2. The offshore platform cantilevered manned apparatus of claim 1 wherein the boom is movably connected to the turret;
and the rotary table is provided with an adjusting mechanism for adjusting the pitching angle of the cantilever.
3. The offshore platform cantilevered manned apparatus of claim 2 wherein the adjustment mechanism comprises a lift cylinder having a cylinder body connected to the turntable and a piston rod connected to the boom.
4. The offshore platform cantilevered manned apparatus of claim 1 or 2 wherein the lift mechanism includes a drive element and a transmission;
wherein the drive member is mounted to a first end of the boom and the transmission member comprises a guide wheel mounted to a second end of the boom.
5. The offshore platform cantilevered manned apparatus of claim 4 wherein the drive element is a winch having a pull member coupled to the epicyclic carrier by the guide wheel.
6. The offshore platform cantilevered manned apparatus of claim 5 wherein the boom is provided with a tension structure, the tension structure is located between the hoist and the guide wheel, and the boom is provided with a protective slot in which a pulling member of the hoist is located.
7. The offshore platform cantilevered manned apparatus of claim 6 wherein the tension structure includes a bracket and a drive roller, the drive roller is movably connected to the bracket, the bracket is mounted to the boom, and the drive roller is positioned at the notch of the protective slot.
8. The offshore platform cantilevered man-riding device of claim 1 or 2, wherein a safety catch is mounted on the cantilever and is connected to the epicyclic carrier for protecting the latter in case of a fall.
9. The offshore platform cantilevered man device of claim 8, wherein the fall arrestor comprises:
a differential housing;
a rotation mechanism mounted within the differential housing via a rotation axis;
a wheel disc mounted on the differential housing;
a coil spring mounted within the differential housing by a rotational shaft;
the rope sheave assembly is coaxially arranged with the rotating mechanism and comprises a safety rope, and the safety rope is connected with the turnover carrier.
10. The offshore platform cantilevered manned device of claim 1 or 2 wherein the rotary drive is a threaded screw rotary drive or a toothed rotary drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121938523.2U CN216038311U (en) | 2021-08-18 | 2021-08-18 | Offshore platform cantilever type manned device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121938523.2U CN216038311U (en) | 2021-08-18 | 2021-08-18 | Offshore platform cantilever type manned device |
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| CN216038311U true CN216038311U (en) | 2022-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436139A (en) * | 2022-04-11 | 2022-05-06 | 库珀新能源股份有限公司 | Safe type cantilever loop wheel machine |
-
2021
- 2021-08-18 CN CN202121938523.2U patent/CN216038311U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436139A (en) * | 2022-04-11 | 2022-05-06 | 库珀新能源股份有限公司 | Safe type cantilever loop wheel machine |
| CN114436139B (en) * | 2022-04-11 | 2022-06-14 | 库珀新能源股份有限公司 | Safe type cantilever loop wheel machine |
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