CN216403542U - Hoisting mechanism for offshore steel structure construction - Google Patents
Hoisting mechanism for offshore steel structure construction Download PDFInfo
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- CN216403542U CN216403542U CN202123153619.0U CN202123153619U CN216403542U CN 216403542 U CN216403542 U CN 216403542U CN 202123153619 U CN202123153619 U CN 202123153619U CN 216403542 U CN216403542 U CN 216403542U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 78
- 239000010959 steel Substances 0.000 title claims abstract description 78
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 69
- 238000013016 damping Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 7
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- 238000005096 rolling process Methods 0.000 claims description 3
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- 230000009286 beneficial effect Effects 0.000 description 2
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Abstract
The utility model relates to the technical field of steel structure hoisting, in particular to a hoisting mechanism for offshore steel structure construction, which actively eliminates an included angle between a steel structure and a hoisting frame, improves hoisting stability and reduces hoisting risk; the lifting device comprises a lifting shaft, a main lifting lug, a lifting frame and a plurality of auxiliary lifting lugs, wherein the top end of the lifting shaft is installed on the main lifting lug, the lower end of the lifting shaft is connected with the lifting frame, and the lower end surface of the lifting frame is provided with the plurality of auxiliary lifting lugs; the wind stabilizing mechanism is characterized by further comprising an upper rotating mechanism, a lower rotating mechanism and a wind stabilizing mechanism, wherein the upper rotating mechanism is installed in the middle of the hanging shaft, the lower rotating mechanism is installed at the lower end of the hanging shaft, the upper rotating mechanism is rotatably connected with the middle of the upper end face of the hanging frame, the lower rotating mechanism is rotatably connected with the middle of the lower end face of the hanging frame, the two wind stabilizing mechanisms are respectively installed at two ends of the hanging frame, and the two wind stabilizing mechanisms are respectively provided with a guide mechanism and a locking mechanism.
Description
Technical Field
The utility model relates to the technical field of steel structure hoisting, in particular to a hoisting mechanism for offshore steel structure construction.
Background
The hoisting mechanism for the offshore steel structure construction is a hoisting mechanism for the offshore steel structure construction, and is widely used in the field of steel structure hoisting; the existing hoisting mechanism for offshore steel structure construction comprises a hoisting shaft, a main lifting lug, a hoisting frame and a plurality of auxiliary lifting lugs, wherein the top end of the hoisting shaft is provided with the main lifting lug, the lower end of the hoisting shaft is connected with the hoisting frame, and the lower end surface of the hoisting frame is provided with the plurality of auxiliary lifting lugs; when the existing hoisting mechanism for offshore steel structure construction is used, a main lifting lug is connected with a lifting hook of a marine crane ship by using a steel cable, then a plurality of auxiliary lifting lugs are connected with lifting lugs on a steel structure by using the steel cable, and then a crane on the crane ship is operated to perform actions such as rotating and pitching to hoist the steel structure to a specified position for connection; the hoisting machine who has current marine steel construction constructs uses the discovery, and the sea wind is unrestrained big, hangs at the steel construction and can take place to rotate receiving the sea wind influence aloft for produce certain contained angle between steel construction and the gallows, the range of rotation of steel construction can aggravated by the rotatory hoist and mount of crane ship, make contained angle constantly increase between steel construction and the gallows, cause the hoist and mount process unstable, lead to hoist and mount risk height.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the hoisting mechanism for offshore steel structure construction, which can actively eliminate the included angle between the steel structure and the hoisting frame, improve the hoisting stability and reduce the hoisting risk.
The hoisting mechanism for offshore steel structure construction comprises a hoisting shaft, a main lifting lug, a hoisting frame and a plurality of auxiliary lifting lugs, wherein the top end of the hoisting shaft is mounted with the main lifting lug, the lower end of the hoisting shaft is connected with the hoisting frame, and the lower end surface of the hoisting frame is provided with the plurality of auxiliary lifting lugs; the wind stabilizing mechanism is arranged at two ends of the hanging bracket respectively, and is provided with a guide mechanism and a locking mechanism; when the steel structure is lifted, a guide mechanism of a wind stabilizing mechanism blown by sea wind rotates before the steel structure, a locking mechanism of the wind stabilizing mechanism is unlocked in the rotating process of the guide mechanism, when the guide mechanism is parallel to the wind direction, the locking mechanism of the wind stabilizing mechanism is locked, at the moment, the guide mechanism is in a stable state, the sea wind blows the steel structure to rotate, the steel structure drives a hanger to rotate around a hanging shaft through a steel cable, the orientation of the guide mechanism is changed to lose the stable state, the locking mechanism of the wind stabilizing mechanism is unlocked again, when the guide mechanism is parallel to the wind direction again, the locking mechanism of the wind stabilizing mechanism is locked again, at the moment, the guide mechanism and the steel structure are in a stable state, when a crane of a crane ship rotates, the two locked wind stabilizing mechanisms generate torque to drive the hanger to rotate before the steel structure, when the steel structure rotates, the hanger and the steel structure synchronously rotate, and the included angle between the steel structure and the hanger is actively eliminated, the hoisting stability is improved, and the hoisting risk is reduced.
Preferably, the hanger further comprises two longitudinal beams, a plurality of cross beams, a mounting ring plate and a track ring plate, the two longitudinal beams are longitudinally arranged, two ends of the cross beams are respectively connected with the two longitudinal beams, the mounting ring plate is mounted in the middle of the upper end faces of the two longitudinal beams, the track ring plate is mounted in the middle of the lower end faces of the two longitudinal beams, a plurality of auxiliary lifting lugs are respectively mounted on the lower end faces of the two longitudinal beams, the upper rotating mechanism is rotatably mounted on the mounting ring plate, and the lower rotating mechanism is rotatably connected with the track ring plate; a plurality of crossbeams strengthen two longerons and connect, and the junction of a plurality of crossbeams and two longerons constitutes the installation frame of two steady mechanisms of wind and hanging shaft, improves structural strength.
Preferably, the upper rotating mechanism further comprises an annular groove rail, a hanging shaft middle seat and a plurality of rail wheels, the annular groove rail is concentrically arranged on the mounting ring plate, a rail groove is formed in the annular groove rail, the hanging shaft middle seat is arranged in the middle of the hanging shaft, the diameter of the hanging shaft middle seat is larger than the diameter of an inner hole of the mounting ring plate, the plurality of rail wheels are uniformly arranged on the circumferential surface of the hanging shaft middle seat through a rotating shaft, and the plurality of rail wheels are arranged in the rail groove of the annular groove rail in a rolling manner; during a plurality of rail wheel roll installation annular groove rail, annular groove rail leads spacingly to a plurality of rail wheels, avoids drunkenness from top to bottom between hanger shaft and the gallows, improves the stability of connecting.
Preferably, the lower rotating mechanism further comprises a bearing disc, a bearing wall, a wheel groove and a plurality of bearing wheels, the bearing disc is arranged at the lower end of the hanging shaft, the outer diameter of the bearing disc is larger than the diameter of an inner hole of the rail annular plate, the bearing wall is arranged on the outer side of the bearing disc, the wheel groove is arranged between the bearing disc and the bearing wall, the plurality of bearing wheels are uniformly and rotatably arranged in the wheel groove, and the plurality of bearing wheels are in contact with the lower end face of the rail annular plate; bearing dish and bearing wall rotate through a plurality of bearing wheels and track crown plate and are connected, when guaranteeing that the hanging shaft rotates smoothly, improve bearing capacity, the external diameter of bearing dish is greater than the hole diameter of track crown plate for when the accident drops, the bearing dish can block the track crown plate, avoids the steel construction to drop and causes danger, improve equipment reliability.
Preferably, the guiding mechanism of the wind stabilizing mechanism further comprises a bottom plate, a wind stabilizing shell, a damping bearing, a rudder plate frame, a rudder plate seat and a rudder plate, wherein the bottom plate is installed at one end of the longitudinal beam, the wind stabilizing shell is rotatably installed on the bottom plate through the damping bearing, one end of the rudder plate frame is installed on the outer wall of the wind stabilizing shell, the other end of the rudder plate frame is provided with the rudder plate seat, and the rudder plate is installed on the rudder plate seat; sea wind blows on the rudder plate, the windward side of the rudder plate receives thrust which is larger than the leeward side of the rudder plate, so that the rudder plate rotates, the rudder plate drives the wind stabilizing shell to rotate through the rudder plate frame, the rotation is gentle through the damping effect of the damping bearing, and the guiding stability is improved.
Preferably, the locking mechanism of the wind stabilizing mechanism further comprises a bearing, a swing arm, a pull rod, a square slide rod, locking pliers, a spring and a locking shaft, a chute is arranged on the outer wall of the wind stabilizing shell, a rotating shaft is arranged on the lower end face of the rudder plate, the rotating shaft of the rudder plate is rotatably arranged on a rudder plate seat through the bearing, the swing arm is arranged at the lower end of the rotating shaft of the rudder plate and is rotatably connected with one end of the pull rod, the other end of the pull rod is rotatably connected with the outer end of the square slide rod, the inner end of the square slide rod is slidably arranged in the chute on the outer wall of the wind stabilizing shell, the inner end of the square sliding rod is connected with the outer side wall of the locking pliers, the spring is sleeved on the inner end of the square sliding rod, one end of the spring is connected with the outer wall of the locking pliers, the other end of the spring is connected with the inner wall of the wind stabilizing shell, the inner wall of the locking pliers is provided with a plurality of inner positioning teeth, the locking shaft is fixedly installed in the center of the upper end face of the bottom plate, and the outer wall of the locking shaft is uniformly provided with a plurality of outer positioning teeth; sea wind blows on one side of rudder plate, make the rudder plate rotate certain angle round the pivot of rudder plate, the pivot of rudder plate drives the swing arm and rotates certain angle, the swing arm passes through the outside pulling square slide bar of pull rod, the interior location tooth of square slide bar pulling locking pincers breaks away from with the outer location tooth of locking axle, make the steady casing of wind, rudder plate frame and rudder plate can rotate, when the rudder plate reaches steady state, the both sides face force balance of rudder plate, the spring compresses tightly locking pincers on the locking axle, make the steady casing of wind, rudder plate frame and rudder plate state locking, the improvement equipment practicality.
Compared with the prior art, the utility model has the beneficial effects that: when the steel structure is lifted, a guide mechanism of a wind stabilizing mechanism blown by sea wind rotates before the steel structure, a locking mechanism of the wind stabilizing mechanism is unlocked in the rotating process of the guide mechanism, when the guide mechanism is parallel to the wind direction, the locking mechanism of the wind stabilizing mechanism is locked, at the moment, the guide mechanism is in a stable state, the sea wind blows the steel structure to rotate, the steel structure drives a hanger to rotate around a hanging shaft through a steel cable, the orientation of the guide mechanism is changed to lose the stable state, the locking mechanism of the wind stabilizing mechanism is unlocked again, when the guide mechanism is parallel to the wind direction again, the locking mechanism of the wind stabilizing mechanism is locked again, at the moment, the guide mechanism and the steel structure are in a stable state, when a crane of a crane ship rotates, the two locked wind stabilizing mechanisms generate torque to drive the hanger to rotate before the steel structure, when the steel structure rotates, the hanger and the steel structure synchronously rotate, and the included angle between the steel structure and the hanger is actively eliminated, the hoisting stability is improved, and the hoisting risk is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an axial structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the hanger shaft, the upper rotating mechanism and the lower rotating mechanism;
FIG. 4 is a schematic exploded view of the wind stabilizing mechanism;
in the drawings, the reference numbers: 1. a hanging shaft; 2. a main lifting lug; 3. a hanger; 4. an auxiliary lifting lug; 5. an upper rotating mechanism; 6. a lower rotating mechanism; 7. a wind stabilizing mechanism; 8. a stringer; 9. a cross beam; 10. installing a ring plate; 11. a track ring plate; 12. an annular groove track; 13. a hanging shaft middle seat; 14. a rail wheel; 15. a load-bearing plate; 16. a bearing wall; 17. a wheel groove; 18. a load-bearing wheel; 19. a base plate; 20. a wind stabilizing shell; 21. a damping bearing; 22. a rudder plate frame; 23. a rudder plate base; 24. a rudder plate; 25. a bearing; 26. swinging arms; 27. a pull rod; 28. a square sliding column; 29. locking pliers; 30. a spring; 31. the shaft is locked.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
A hoisting mechanism for offshore steel structure construction comprises a hoisting shaft 1, a main lifting lug 2, a hoisting frame 3 and a plurality of auxiliary lifting lugs 4, wherein the main lifting lug 2 is mounted at the top end of the hoisting shaft 1, the lower end of the hoisting shaft 1 is connected with the hoisting frame 3, and the plurality of auxiliary lifting lugs 4 are arranged on the lower end surface of the hoisting frame 3; the wind stabilizing device is characterized by further comprising an upper rotating mechanism 5, a lower rotating mechanism 6 and wind stabilizing mechanisms 7, wherein the upper rotating mechanism 5 is installed in the middle of the hanging shaft 1, the lower rotating mechanism 6 is installed at the lower end of the hanging shaft 1, the upper rotating mechanism 5 is rotatably connected with the middle of the upper end face of the hanging bracket 3, the lower rotating mechanism 6 is rotatably connected with the middle of the lower end face of the hanging bracket 3, the two wind stabilizing mechanisms 7 are respectively installed at two ends of the hanging bracket 3, and the two wind stabilizing mechanisms 7 are both provided with a guide mechanism and a locking mechanism; when the steel structure is lifted, the guide mechanism of the sea wind blowing wind stabilizing mechanism 7 rotates before the steel structure, the locking mechanism of the wind stabilizing mechanism 7 is unlocked in the rotating process of the guide mechanism, when the guide mechanism is parallel to the wind direction, the locking mechanism of the wind stabilizing mechanism 7 is locked, at the moment, the guide mechanism is in a stable state, the sea wind blows the steel structure to rotate, the steel structure drives the hanger frame 3 to rotate around the hanging shaft 1 through a steel cable, the orientation of the guide mechanism is changed to lose the stable state, the locking mechanism of the wind stabilizing mechanism 7 is unlocked again, when the guide mechanism is parallel to the wind direction again, the locking mechanism of the wind stabilizing mechanism 7 is locked again, at the moment, the guide mechanism and the steel structure are in a stable state, when a crane of the crane ship rotates, the two locked wind stabilizing mechanisms 7 generate torque to drive the hanger frame 3 to generate a rotation trend before the steel structure, and when the steel structure rotates, the hanger frame 3 and the steel structure synchronously rotate, the contained angle between steel construction and the gallows 3 is eliminated in the initiative, improves hoist and mount stability, reduces the hoist and mount risk.
Example 2
A hoisting mechanism for offshore steel structure construction comprises a hoisting shaft 1, a main lifting lug 2, a hoisting frame 3 and a plurality of auxiliary lifting lugs 4, wherein the main lifting lug 2 is mounted at the top end of the hoisting shaft 1, the lower end of the hoisting shaft 1 is connected with the hoisting frame 3, and the plurality of auxiliary lifting lugs 4 are arranged on the lower end surface of the hoisting frame 3; the wind stabilizing device is characterized by further comprising an upper rotating mechanism 5, a lower rotating mechanism 6 and wind stabilizing mechanisms 7, wherein the upper rotating mechanism 5 is installed in the middle of the hanging shaft 1, the lower rotating mechanism 6 is installed at the lower end of the hanging shaft 1, the upper rotating mechanism 5 is rotatably connected with the middle of the upper end face of the hanging bracket 3, the lower rotating mechanism 6 is rotatably connected with the middle of the lower end face of the hanging bracket 3, the two wind stabilizing mechanisms 7 are respectively installed at two ends of the hanging bracket 3, and the two wind stabilizing mechanisms 7 are both provided with a guide mechanism and a locking mechanism; the hanger 3 further comprises two longitudinal beams 8, a plurality of cross beams 9, a mounting ring plate 10 and a track ring plate 11, the two longitudinal beams 8 are longitudinally arranged, two ends of the cross beams 9 are respectively connected with the two longitudinal beams 8, the mounting ring plate 10 is mounted in the middle of the upper end faces of the two longitudinal beams 8, the track ring plate 11 is mounted in the middle of the lower end faces of the two longitudinal beams 8, a plurality of auxiliary lifting lugs 4 are respectively mounted on the lower end faces of the two longitudinal beams 8, the upper rotating mechanism 5 is rotatably mounted on the mounting ring plate 10, and the lower rotating mechanism 6 is rotatably connected with the track ring plate 11; the upper rotating mechanism 5 further comprises an annular groove rail 12, a hanging shaft middle seat 13 and a plurality of track wheels 14, the annular groove rail 12 is concentrically arranged on the mounting ring plate 10, a track groove is formed in the annular groove rail 12, the hanging shaft middle seat 13 is arranged in the middle of the hanging shaft 1, the diameter of the hanging shaft middle seat 13 is larger than the diameter of an inner hole of the mounting ring plate 10, the track wheels 14 are uniformly arranged on the circumferential surface of the hanging shaft middle seat 13 through a rotating shaft, and the track wheels 14 are arranged in the track groove of the annular groove rail 12 in a rolling manner; the lower rotating mechanism 6 further comprises a bearing plate 15, a bearing wall 16, a wheel groove 17 and a plurality of bearing wheels 18, the bearing plate 15 is arranged at the lower end of the hanging shaft 1, the outer diameter of the bearing plate 15 is larger than the diameter of an inner hole of the rail annular plate 11, the bearing wall 16 is arranged on the outer side of the bearing plate 15, the wheel groove 17 is arranged between the bearing plate 15 and the bearing wall 16, the plurality of bearing wheels 18 are uniformly and rotatably arranged in the wheel groove 17, and the plurality of bearing wheels 18 are all in contact with the lower end face of the rail annular plate 11; a plurality of crossbeams 9 are with two longerons 8 reinforced connection, the combination department of a plurality of crossbeams 9 and two longerons 8 constitutes two steady mechanism 7 of wind and hangs the installation frame of axle 1, in a plurality of rail wheel 14 roll installation annular groove rail 12, annular groove rail 12 leads spacingly to a plurality of rail wheel 14, avoid hanging from top to bottom drunkenness between axle 1 and the gallows 3, bearing plate 15 and bearing wall 16 rotate through a plurality of bearing wheels 18 and track crown plate 11 and are connected, when guaranteeing that hanging axle 1 rotates smoothly, improve bearing capacity, bearing plate 15's external diameter is greater than the hole diameter of track crown plate 11, when making the accident drop, bearing plate 15 can block track crown plate 11, avoid the steel construction to drop and cause danger, improve equipment reliability.
Example 3
A hoisting mechanism for offshore steel structure construction comprises a hoisting shaft 1, a main lifting lug 2, a hoisting frame 3 and a plurality of auxiliary lifting lugs 4, wherein the main lifting lug 2 is mounted at the top end of the hoisting shaft 1, the lower end of the hoisting shaft 1 is connected with the hoisting frame 3, and the plurality of auxiliary lifting lugs 4 are arranged on the lower end surface of the hoisting frame 3; the wind stabilizing device is characterized by further comprising an upper rotating mechanism 5, a lower rotating mechanism 6 and wind stabilizing mechanisms 7, wherein the upper rotating mechanism 5 is installed in the middle of the hanging shaft 1, the lower rotating mechanism 6 is installed at the lower end of the hanging shaft 1, the upper rotating mechanism 5 is rotatably connected with the middle of the upper end face of the hanging bracket 3, the lower rotating mechanism 6 is rotatably connected with the middle of the lower end face of the hanging bracket 3, the two wind stabilizing mechanisms 7 are respectively installed at two ends of the hanging bracket 3, and the two wind stabilizing mechanisms 7 are both provided with a guide mechanism and a locking mechanism; the guide mechanism of the wind stabilizing mechanism 7 further comprises a bottom plate 19, a wind stabilizing shell 20, a damping bearing 21, a rudder plate frame 22, a rudder plate seat 23 and a rudder plate 24, wherein the bottom plate 19 is installed at one end of the longitudinal beam 8, the wind stabilizing shell 20 is rotatably installed on the bottom plate 19 through the damping bearing 21, one end of the rudder plate frame 22 is installed on the outer wall of the wind stabilizing shell 20, the rudder plate seat 23 is arranged at the other end of the rudder plate frame 22, and the rudder plate 24 is installed on the rudder plate seat 23; the locking mechanism of the wind stabilizing mechanism 7 further comprises a bearing 25, a swing arm 26, a pull rod 27, a square slide bar 28, a locking clamp 29, a spring 30 and a locking shaft 31, a chute is arranged on the outer wall of the wind stabilizing shell 20, a rotating shaft is arranged on the lower end face of the rudder plate 24, the rotating shaft of the rudder plate 24 is rotatably mounted on a rudder plate base 23 through the bearing 25, the swing arm 26 is arranged at the lower end of the rotating shaft of the rudder plate 24, the swing arm 26 is rotatably connected with one end of the pull rod 27, the other end of the pull rod 27 is rotatably connected with the outer end of the square slide bar 28, the inner end of the square slide bar 28 is slidably mounted in the chute on the outer wall of the wind stabilizing shell 20, the inner end of the square slide bar 28 is connected with the outer side wall of the locking clamp 29, the spring 30 is sleeved on the inner end of the square slide bar 28, one end of the spring 30 is connected with the outer wall of the wind stabilizing shell 20, a plurality of inner positioning teeth are arranged on the inner wall of the locking clamp 29, the locking shaft 31 is fixedly mounted in the center of the upper end face of the bottom plate 19, a plurality of outer positioning teeth are uniformly arranged on the outer wall of the locking shaft 31; sea wind blows on the rudder plate 24, the windward side of the rudder plate 24 is thrust greater than the leeward side of the rudder plate 24, the rudder plate 24 rotates a certain angle around the rotating shaft of the rudder plate 24, the rotating shaft of the rudder plate 24 drives the swing arm 26 to rotate a certain angle, the swing arm 26 pulls the square slide bar 28 outwards through the pull rod 27, the inner positioning teeth of the square slide bar 28 pulling locking pliers 29 are separated from the outer positioning teeth of the locking shaft 31, the rudder plate 24 drives the wind stabilizing shell 20 to rotate through the rudder plate frame 22, the wind stabilizing shell 20 rotates gently through the damping effect of the damping bearing 21, when the rudder plate 24 reaches a stable state, the two side faces of the rudder plate 24 are stressed in balance, the spring 30 compresses the locking pliers 29 on the locking shaft 31, the wind stabilizing shell 20, the rudder plate frame 22 and the rudder plate 24 are locked, and the practicability of the equipment is improved.
As shown in fig. 1 to 4, in the hoisting mechanism for offshore steel structure construction of the present invention, during operation, the main lifting lug 2 is connected to the lifting hook of the offshore crane ship by using a steel cable, the plurality of auxiliary lifting lugs 4 are connected to the lifting lugs on the steel structure by using the steel cable, then the crane of the crane ship hoists the steel structure, then when the crane of the crane ship performs a rotation action, the two locked rudder plates 24 and the rudder plate frame 22 generate a moment under the action of sea wind to drive the hoisting frame 3 to rotate in advance of the steel structure, when the steel structure rotates, the hoisting frame 3 and the steel structure rotate synchronously to eliminate an included angle between the steel structure and the hoisting frame 3, and finally the steel structure is hoisted to a designated position.
The main functions realized by the utility model are as follows: the contained angle between steel construction and the gallows 3 is eliminated in the initiative, improves hoist and mount stability, reduces the hoist and mount risk.
The hoisting mechanism for offshore steel structure construction is implemented in a common mechanical mode in an installation mode, a connection mode or a setting mode as long as the beneficial effects of the hoisting mechanism are achieved; the locking shaft 31, the spring 30, the locking pliers 29, the bearing 25 and the damping bearing 21 of the hoisting mechanism for offshore steel structure construction are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions, and do not need to pay creative labor by the technicians in the field.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A hoisting mechanism for offshore steel structure construction comprises a hoisting shaft (1), a main lifting lug (2), a hoisting frame (3) and a plurality of auxiliary lifting lugs (4), wherein the top end of the hoisting shaft (1) is installed on the main lifting lug (2), the lower end of the hoisting shaft (1) is connected with the hoisting frame (3), and the lower end surface of the hoisting frame (3) is provided with the plurality of auxiliary lifting lugs (4); the wind stabilizing mechanism is characterized by further comprising an upper rotating mechanism (5), a lower rotating mechanism (6) and a wind stabilizing mechanism (7), wherein the upper rotating mechanism (5) is installed in the middle of the hanging shaft (1), the lower rotating mechanism (6) is installed at the lower end of the hanging shaft (1), the upper rotating mechanism (5) is rotatably connected with the middle of the upper end face of the hanging bracket (3), the lower rotating mechanism (6) is rotatably connected with the middle of the lower end face of the hanging bracket (3), the two wind stabilizing mechanisms (7) are respectively installed at two ends of the hanging bracket (3), and the two wind stabilizing mechanisms (7) are respectively provided with a guide mechanism and a locking mechanism.
2. The hoisting mechanism for offshore steel structure construction according to claim 1, wherein the hoisting frame (3) further comprises two longitudinal beams (8), a plurality of cross beams (9), a mounting ring plate (10) and a rail ring plate (11), the two longitudinal beams (8) are longitudinally arranged, two ends of the plurality of cross beams (9) are respectively connected with the two longitudinal beams (8), the mounting ring plate (10) is mounted in the middle of the upper end surfaces of the two longitudinal beams (8), the rail ring plate (11) is mounted in the middle of the lower end surfaces of the two longitudinal beams (8), the plurality of auxiliary lifting lugs (4) are respectively mounted on the lower end surfaces of the two longitudinal beams (8), the upper rotating mechanism (5) is rotatably mounted on the mounting ring plate (10), and the lower rotating mechanism (6) is rotatably connected with the rail ring plate (11).
3. The hoisting mechanism for offshore steel structure construction according to claim 2, wherein the upper rotating mechanism (5) further comprises an annular groove rail (12), a hanging shaft middle seat (13) and a plurality of rail wheels (14), the annular groove rail (12) is concentrically installed on the installation ring plate (10), a rail groove is formed inside the annular groove rail (12), the hanging shaft middle seat (13) is arranged in the middle of the hanging shaft (1), the diameter of the hanging shaft middle seat (13) is larger than the inner hole diameter of the installation ring plate (10), the plurality of rail wheels (14) are uniformly installed on the circumferential surface of the hanging shaft middle seat (13) through a rotating shaft, and the plurality of rail wheels (14) are installed in the rail groove of the annular groove rail (12) in a rolling manner.
4. The hoisting mechanism for offshore steel structure construction according to claim 2, wherein the lower rotating mechanism (6) further comprises a bearing plate (15), a bearing wall (16), a wheel groove (17) and a plurality of bearing wheels (18), the bearing plate (15) is arranged at the lower end of the hoisting shaft (1), the outer diameter of the bearing plate (15) is larger than the inner hole diameter of the rail annular plate (11), the bearing wall (16) is arranged at the outer side of the bearing plate (15), the wheel groove (17) is arranged between the bearing plate (15) and the bearing wall (16), the plurality of bearing wheels (18) are uniformly rotatably installed in the wheel groove (17), and the plurality of bearing wheels (18) are in contact with the lower end face of the rail annular plate (11).
5. The hoisting mechanism for offshore steel structure construction as claimed in claim 1, wherein the guiding mechanism of the wind stabilizing mechanism (7) further comprises a bottom plate (19), a wind stabilizing shell (20), a damping bearing (21), a rudder plate frame (22), a rudder plate seat (23) and a rudder plate (24), the bottom plate (19) is installed at one end of the longitudinal beam (8), the wind stabilizing shell (20) is rotatably installed on the bottom plate (19) through the damping bearing (21), one end of the rudder plate frame (22) is installed on the outer wall of the wind stabilizing shell (20), the rudder plate seat (23) is arranged at the other end of the rudder plate frame (22), and the rudder plate (24) is installed on the rudder plate seat (23).
6. The hoisting mechanism for offshore steel structure construction according to claim 5, wherein the locking mechanism of the wind stabilizing mechanism (7) further comprises a bearing (25), a swing arm (26), a pull rod (27), a square slide rod (28), a locking clamp (29), a spring (30) and a locking shaft (31), the outer wall of the wind stabilizing housing (20) is provided with a chute, the lower end surface of the rudder plate (24) is provided with a rotating shaft, the rotating shaft of the rudder plate (24) is rotatably mounted on the rudder plate base (23) through the bearing (25), the lower end of the rotating shaft of the rudder plate (24) is provided with the swing arm (26), the swing arm (26) is rotatably connected with one end of the pull rod (27), the other end of the pull rod (27) is rotatably connected with the outer end of the square slide rod (28), the inner end of the square slide rod (28) is slidably mounted in the chute on the outer wall of the wind stabilizing housing (20), the inner end of the square slide rod (28) is connected with the outer side wall of the locking clamp (29), spring (30) suit is on the inner of square slide bar (28), and the one end of spring (30) and the outer wall connection of locking pincers (29), the other end and the interior wall connection of steady casing of wind (20) of spring (30), and the inner wall of locking pincers (29) is provided with a plurality of interior location teeth, and locking axle (31) fixed mounting is in the up end central authorities of bottom plate (19), evenly is provided with a plurality of outer location teeth on the outer wall of locking axle (31).
Priority Applications (1)
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CN202123153619.0U CN216403542U (en) | 2021-12-15 | 2021-12-15 | Hoisting mechanism for offshore steel structure construction |
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CN202123153619.0U CN216403542U (en) | 2021-12-15 | 2021-12-15 | Hoisting mechanism for offshore steel structure construction |
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CN202123153619.0U Expired - Fee Related CN216403542U (en) | 2021-12-15 | 2021-12-15 | Hoisting mechanism for offshore steel structure construction |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115370106A (en) * | 2022-09-29 | 2022-11-22 | 中国建筑第四工程局有限公司 | Automatic deviation-rectifying installation device for hoisting curtain wall glass |
CN118701946A (en) * | 2024-09-02 | 2024-09-27 | 汇民工程咨询(河南)有限公司 | Assembled building wallboard hoist device |
-
2021
- 2021-12-15 CN CN202123153619.0U patent/CN216403542U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115370106A (en) * | 2022-09-29 | 2022-11-22 | 中国建筑第四工程局有限公司 | Automatic deviation-rectifying installation device for hoisting curtain wall glass |
CN115370106B (en) * | 2022-09-29 | 2024-05-14 | 中国建筑第四工程局有限公司 | Automatic deviation rectifying and installing device for hoisting curtain wall glass |
CN118701946A (en) * | 2024-09-02 | 2024-09-27 | 汇民工程咨询(河南)有限公司 | Assembled building wallboard hoist device |
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Granted publication date: 20220429 |