CN212448146U - Ship-borne marine helicopter lifting stable platform - Google Patents
Ship-borne marine helicopter lifting stable platform Download PDFInfo
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- CN212448146U CN212448146U CN202021081809.9U CN202021081809U CN212448146U CN 212448146 U CN212448146 U CN 212448146U CN 202021081809 U CN202021081809 U CN 202021081809U CN 212448146 U CN212448146 U CN 212448146U
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Abstract
The utility model provides a ship-borne marine helicopter lift stabilized platform, including moving platform, base and connecting move the hydraulic telescoping assembly of platform and base, its characteristics are: the movable platform and the base are respectively provided with a plurality of spherical hinge sleeves which are horizontally, vertically and obliquely arranged, and the spherical hinge sleeves on the movable platform and the spherical hinge sleeves on the base are arranged in pairs. The hydraulic telescopic assembly at least comprises 7 hydraulic cylinders, a top ball is arranged at the hydraulic rod end of each hydraulic cylinder, and a bottom ball is arranged at the bottom end of each hydraulic cylinder body. The top ball and the bottom ball are hinged with the ball hinge sleeves arranged in pairs on the movable platform and the base respectively to form a ball pair, and the hydraulic rod and the hydraulic cylinder body form a kinematic pair. The movable platform can realize the motion in six directions. The utility model discloses under the condition of not changing current helicopter stabilized platform structure too greatly and guaranteeing its original advantage, the multidimension degree motion that effectively compensates the operation ship and take place guarantees that the platform is stable, makes helicopter safety lift, guarantees operation ship safety work.
Description
Technical Field
The utility model belongs to the technical field of ocean mechanical equipment, a helicopter lift platform is related to, a shipborne marine helicopter lift stable platform specifically says so.
Background
At present, many operation ships such as scientific research ships are provided with shipborne helicopters, the lifting of the helicopters is carried out on a ship deck, and due to the influence of sea factors such as sea wind and sea waves, the operation ships can move in the directions of rolling, pitching, yawing, pitching and heaving, so that the working efficiency is greatly influenced, and the lifting safety of the helicopters and the safety of the operation ships are seriously threatened.
Most of the existing stable platforms for helicopter lifting are used on land, and the adjustable degree of freedom is less, so that the motion compensation can not be realized well. Chinese patent (publication No. CN 106744556A) proposes a mechanical lifting type stable and safe platform, which drives a threaded rod to move up and down by meshing a threaded disc and the threaded rod, so that the threaded rod is inserted into the ground to ensure the stability and the safety of the lifting platform, but the platform can only compensate the movement in the direction of heaving and rolling and is not suitable for the lifting of a marine helicopter; chinese patent (publication No. CN 104925232) proposes a ship-based helicopter stabilized platform, which has six degrees of freedom in space and can well compensate the motions in the directions of rolling, pitching, yawing and heaving generated by a working ship, but the platform uses three leveling rod cylinders to adjust a movable platform, and when compensation is carried out, the movable platform is unbalanced in stress and easy to damage, and the stability and the safety of the lifting platform cannot be ensured. Therefore, the innovative design of the stable platform for offshore helicopter hoisting is very important.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the above-mentioned problem that prior art exists, provide a ship-borne marine helicopter lift stable platform, under the condition that does not change current helicopter stable platform structure too greatly, make it can carry out effective compensation to the multidimension degree motion that the operation ship takes place, guarantee that the platform is stable, make helicopter safety go up and down, guarantee operation ship safety work.
The utility model aims at realizing through the following technical scheme:
a ship-borne marine helicopter lifting stable platform comprises a movable platform, a base and a hydraulic telescopic assembly for connecting the movable platform and the base, and is characterized in that a plurality of spherical hinge sleeves in the horizontal direction, the vertical direction and the oblique direction are respectively arranged on the movable platform and the base, and the spherical hinge sleeves on the movable platform and the spherical hinge sleeves on the base are arranged in pairs; the flexible subassembly of hydraulic pressure include 7 pneumatic cylinders at least, the pneumatic cylinder includes hydraulic stem and hydraulic cylinder body, is provided with the kickball on the top of hydraulic stem, is provided with the bottom ball in the bottom of hydraulic cylinder body, kickball and bottom ball on the pneumatic cylinder respectively with move platform and base and set up in pairs the ball hinge cover is articulated to constitute the ball pair, the hydraulic stem with hydraulic cylinder body constitutes the kinematic pair, makes move the motion of six directions in platform realization space.
The improvement of the technical scheme is as follows: the movable platform comprises a table top, a table top supporting rod, a horizontal rectangular frame, a vertical rectangular frame and a frame diagonal brace, wherein the bottom surface of the table top is connected with the upper end of the horizontal rectangular frame through the table top supporting rod, the top end of the vertical rectangular frame is fixed at the lower end of the horizontal rectangular frame, and the vertical rectangular frame is connected and reinforced through the frame diagonal brace; the base comprises a horizontal frame in a shape like a Chinese character 'mu' and an upright frame in a shape like a Chinese character 'mu', the lower end of the upright frame in the shape like a Chinese character 'mu' is fixed on the rear cross brace of the horizontal frame in the shape like a Chinese character 'mu', and the upright frame in the shape like a Chinese character 'mu' and the frames at the two sides of the horizontal frame in the shape like a Chinese character 'mu' are.
The technical scheme is further improved as follows: the spherical hinge sleeve arranged on the movable platform is a spherical hinge sleeve, the spherical hinge sleeve comprises a spherical hinge sleeve A, a spherical hinge sleeve B, a spherical hinge sleeve C and a spherical hinge sleeve D, the two ends of one side of the horizontal rectangular frame are respectively provided with the spherical hinge sleeve A which is horizontally outward, the two ends of the lower end beam of the vertical rectangular frame are respectively provided with the spherical hinge sleeve B which is horizontally outward, the two ends of the bottom of the vertical rectangular frame are respectively provided with the spherical hinge sleeve C which is vertically downward, and the right side or the left side of the bottom of the vertical rectangular frame is obliquely provided with the spherical hinge sleeve D; the spherical hinge sleeve arranged on the base is a bottom spherical hinge sleeve, the bottom spherical hinge sleeve comprises a bottom spherical hinge sleeve A, a bottom spherical hinge sleeve B, a bottom spherical hinge sleeve C and a bottom spherical hinge sleeve D, the bottom spherical hinge sleeve A which is horizontally inward is respectively arranged on the stand columns at two sides of the top of the H-shaped vertical frame of the base, the bottom spherical hinge sleeve B which is horizontally inward is respectively arranged at two ends of the middle cross beam of the H-shaped vertical frame, the bottom spherical hinge sleeve C which is vertically upward is respectively arranged at two ends of the front cross beam of the horizontal frame in the shape of Chinese character mu, and the bottom spherical hinge sleeve D is obliquely arranged at the right end or the left end of the front cross beam of the horizontal frame in the shape of Chinese character mu; the horizontal distance and the vertical height of the two top ball hinge sleeves A on the movable platform are the same as those of the two bottom ball hinge sleeves A on the base 2, and the two top ball hinge sleeves A and the two bottom ball hinge sleeves A are respectively hinged by top balls and bottom balls at two ends of the hydraulic cylinder; the horizontal distance and the vertical height of the two top ball hinge sleeves B on the movable platform are the same as those of the two bottom ball hinge sleeves B on the base, and the two top ball hinge sleeves B and the two bottom ball hinge sleeves B are respectively hinged by top balls and bottom balls at two ends of the hydraulic cylinder; the horizontal distance between the two top ball hinge sleeves C on the movable platform is the same as that between the two bottom ball hinge sleeves C on the base, and the two top ball hinge sleeves C are hinged with the two bottom ball hinge sleeves C through top balls and bottom balls at two ends of the hydraulic cylinder respectively; and the top ball hinge sleeve D on the movable platform is hinged with the bottom ball hinge sleeve D on the base by the top ball and the bottom ball at two ends of the hydraulic cylinder respectively.
The technical scheme is further improved as follows: the horizontal rectangular frame on the movable platform is a field-shaped frame, a table top supporting rod is vertically arranged at each longitudinal and transverse intersection point of the field-shaped frame, and the upper end of the table top supporting rod is fixedly connected with the bottom surface of the table top; two diagonal braces connected along the diagonal are arranged on the vertical rectangular frame.
The technical scheme is further improved as follows: the movable platform and the base are welded into an integral structure by square steel with the same specification.
Compared with the prior art, the utility model the advantage be with positive effect:
the utility model discloses shipborne marine helicopter lift stable platform sets up seven hydraulic stretching subassemblies including moving platform and base between moving platform and base, and it is articulated through overhead kick and bottom kick on ball hinge sleeve and the hydraulic stretching subassembly, and overhead kick and bottom kick all can the free rotation in the ball hinge sleeve that corresponds, in addition hydraulic stretching subassembly's flexible function makes the free motion that the movable platform can realize six directions in space. Will the utility model discloses on-board marine helicopter lift stable platform fixes on the deck of operation ship, can carry out effective compensation to the multidimension degree motion that the operation ship takes place. The utility model discloses under the condition of not changing current helicopter stabilized platform structure too much and guaranteeing its original advantage, make the helicopter can go up and down at marine safety, guarantee operation ship safety operation.
Drawings
Fig. 1 is a schematic view of the overall structure of a ship-borne offshore helicopter lifting stabilizing platform of the present invention;
FIG. 2 is a perspective view of the bottom surface of a display platform of the present invention for a shipborne offshore helicopter hoisting stabilized platform;
FIG. 3 is a schematic structural view of a movable platform of the stabilized lifting platform of the shipborne offshore helicopter of the present invention;
FIG. 4 is a schematic structural view of a base in the lifting stabilized platform of the shipborne offshore helicopter of the present invention;
FIG. 5 is a schematic view of a hydraulic cylinder in a lift stabilizer platform for a shipborne marine helicopter of the present invention;
fig. 6 is an exploded view of the assembly of the ball hinge sleeve and the heading ball in the lifting stabilized platform of the shipborne marine helicopter of the present invention.
The numbering in the figure is: 1-movable platform, 1.1-table top, 1.2-table top supporting rod, 1.3-horizontal rectangular frame, 1.4-vertical rectangular frame, 1.41-lower end beam, 1.42-diagonal support, 1.5-frame diagonal support, 1.6-top ball hinge sleeve A, 1.7-top ball hinge sleeve B, 1.8-top ball hinge sleeve C, 1.9-top ball hinge sleeve D, 2-base and 2.1-mesh horizontal frame, 2.11-front transverse support, 2.12-rear transverse support, 2.2-H-shaped vertical frame, 2.21-middle cross beam, 2.3-diagonal support, 2.4-bottom spherical hinge sleeve A, 2.5-bottom spherical hinge sleeve B, 2.6-bottom spherical hinge sleeve C, 2.7-bottom spherical hinge sleeve D, 3-hydraulic cylinder, 3.1-hydraulic rod, 3.2-hydraulic cylinder body, 3.3-top ball and 3.4-bottom ball.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
the utility model relates to an embodiment of a ship-borne marine helicopter lift stable platform, including moving platform 1, base 2 and connect the hydraulic telescoping assembly 3 of moving platform 1 and base 2, characterized in that, respectively set up a plurality of level direction, vertical direction and oblique ball hinge cover on moving platform 1 and base 2, and the ball hinge cover on moving platform 1 and the ball hinge cover on base 2 set up in pairs; the hydraulic telescopic assembly at least comprises 7 hydraulic cylinders 3, each hydraulic cylinder 3 comprises a hydraulic rod 3.1 and a hydraulic cylinder body 3.2, a top ball 3.3 is arranged at the top end of each hydraulic rod 3.1, a bottom ball 3.4 is arranged at the bottom end of each hydraulic cylinder body 3.2, the top ball 3.3 and the bottom ball 3.4 on each hydraulic cylinder 3 are respectively arranged in pairs with the movable platform 1 and the base 2, the ball hinge sleeves are hinged to form a ball pair, and the hydraulic rods 3.1 and the hydraulic cylinder bodies 3.2 form a kinematic pair, so that the movable platform 1 can move in six directions.
Specifically, the movable platform 1 includes a table top 1.1, a table top support rod 1.2, a horizontal rectangular frame 1.3, a vertical rectangular frame 1.4 and a frame diagonal brace 1.5, wherein the bottom surface of the table top 1.1 is connected with the upper end of the horizontal rectangular frame 1.3 through the table top support rod 1.2, the top end of the vertical rectangular frame 1.4 is fixed at the lower end of the horizontal rectangular frame 1.3, and is connected and reinforced through the frame diagonal brace 1.5, as shown in fig. 3; the base 2 comprises a horizontal frame 2.1 in a shape like Chinese character 'mu' and an upright frame 2.2 in a shape like Chinese character 'mu', the horizontal frame 2.1 in a shape like Chinese character 'mu' comprises a front cross brace 2.11 and a rear cross brace 2.12, the lower end of the upright frame 2.2 in a shape like Chinese character 'mu' is fixed on the rear cross brace 2.12 of the horizontal frame 2.1 in a shape like Chinese character 'mu', and an inclined brace 2.3 is used for reinforcing the upright frame 2.2 in a shape like Chinese character 'mu' and the frames at two sides of the horizontal frame 2.1 in a shape like.
Further, in this embodiment, in order to enhance the stability of the frame, the horizontal rectangular frame 1.3 on the movable platform 1 is a field-shaped frame, and nine table-board diagonal braces 1.2 are arranged at each longitudinal and transverse intersection of the field-shaped frame and connected with the table board 1.1; two diagonal bracing struts 1.42 are arranged on the vertical rectangular frame 1.4, as shown in fig. 3.
Still further, the spherical hinge sleeve arranged on the movable platform 1 is a spherical hinge sleeve, the spherical hinge sleeve comprises a spherical hinge sleeve A, a spherical hinge sleeve B, a spherical hinge sleeve C and a spherical hinge sleeve D, the two ends of one side of the horizontal rectangular frame 1.3 are respectively provided with a spherical hinge sleeve A1.6 which is horizontally outward, the two ends of the lower end beam 1.41 of the vertical rectangular frame 1.4 are respectively provided with a spherical hinge sleeve B1.7 which is horizontally outward, the two ends of the bottom of the vertical rectangular frame 1.4 are respectively provided with a spherical hinge sleeve C1.8 which is vertically downward, and the right side or left side of the bottom of the vertical rectangular frame 1.4 is obliquely provided with a spherical hinge sleeve D1.9; the spherical hinge sleeve arranged on the base 2 is a bottom spherical hinge sleeve, the bottom spherical hinge sleeve comprises a bottom spherical hinge sleeve A, a bottom spherical hinge sleeve B, a bottom spherical hinge sleeve C and a bottom spherical hinge sleeve D, the two side upright posts at the top of the H-shaped upright frame 2.2 of the base 2 are respectively provided with a horizontally inward bottom spherical hinge sleeve A2.4, the two ends of the middle cross beam 2.21 of the H-shaped upright frame 2.2 are respectively provided with a horizontally inward bottom spherical hinge sleeve B2.5, the two ends of the front cross beam 2.11 of the horizontal frame 2.1 in a shape like a Chinese character 'mu' are respectively provided with a vertically upward bottom spherical hinge sleeve C2.6, and the right end or the left end of the front cross beam 2.11 of the horizontal frame 2.1 in a shape like a Chinese character 'mu' is obliquely provided with a bottom spherical hinge sleeve D2.7; the horizontal distance and the vertical height of two top ball hinge sleeves A1.6 on the movable platform 1 are the same as the horizontal distance and the vertical height of two bottom ball hinge sleeves A2.4 on the base 2, and the two top ball hinge sleeves A1.6 and the two bottom ball hinge sleeves A2.4 are respectively hinged by top balls 3.3 and bottom balls 3.4 at two ends of the hydraulic cylinder 3; the horizontal distance and the vertical height of two top ball hinge sleeves B1.7 on the movable platform 1 are the same as the horizontal distance and the vertical height of two bottom ball hinge sleeves B2.5 on the base 2, and the two top ball hinge sleeves B1.7 and the two bottom ball hinge sleeves B2.5 are respectively hinged by a top ball 3.3 and a bottom ball 3.4 at two ends of the hydraulic cylinder 3; the horizontal distance between two spherical jacking hinge sleeves C1.8 on the movable platform 1 is the same as the horizontal distance between two spherical bottom hinge sleeves C2.6 on the base 2, and the two spherical jacking hinge sleeves C1.8 and the two spherical bottom hinge sleeves C2.6 are respectively hinged by a spherical jacking 3.3 and a spherical bottom 3.4 at two ends of the hydraulic cylinder 3; the top ball hinge sleeve D1.9 on the movable platform 1 and the bottom ball hinge sleeve D2.7 on the base 2 are respectively hinged by the top ball 3.3 and the bottom ball 3.4 at the two ends of the hydraulic cylinder 3, and the assembled helicopter lifting stable platform is shown in figures 1 and 2.
In practical implementation, the movable platform 1 and the base 2 are welded together by square steel of the same specification.
The seven hydraulic cylinders 3 are matched with the spherical hinge sleeves which are arranged in pairs, the spherical body can rotate in the spherical hinge sleeves, and the movement in six directions of space can be realized under the telescopic action of the hydraulic cylinders 3. The movement in the directions of rolling, pitching, yawing, surging and heaving of the operation ship is well compensated, the stability of the platform is ensured, the helicopter is safely lifted, and the safe operation of the operation ship is ensured.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also belong to the protection scope of the present invention in the scope of the present invention.
Claims (6)
1. A ship-borne marine helicopter lifting stable platform comprises a movable platform, a base and a hydraulic telescopic assembly for connecting the movable platform and the base, and is characterized in that a plurality of spherical hinge sleeves in the horizontal direction, the vertical direction and the oblique direction are respectively arranged on the movable platform and the base, and the spherical hinge sleeves on the movable platform and the spherical hinge sleeves on the base are arranged in pairs; the flexible subassembly of hydraulic pressure include 7 pneumatic cylinders at least, the pneumatic cylinder includes hydraulic stem and hydraulic cylinder body, is provided with the kickball on the top of hydraulic stem, is provided with the bottom ball in the bottom of hydraulic cylinder body, kickball and bottom ball on the pneumatic cylinder respectively with move platform and base and set up in pairs the ball hinge cover is articulated to constitute the ball pair, the hydraulic stem with hydraulic cylinder body constitutes the kinematic pair, makes move the motion of six directions in platform realization space.
2. The shipborne offshore helicopter hoisting stabilized platform of claim 1, wherein said movable platform comprises a deck, deck support bars, a horizontal rectangular frame, a vertical rectangular frame and frame diagonal braces, wherein the bottom surface of said deck is connected to the upper end of said horizontal rectangular frame by said deck support bars, and the top end of said vertical rectangular frame is fixed to the lower end of said horizontal rectangular frame and is connected and reinforced by said frame diagonal braces; the base comprises a horizontal frame in a shape like a Chinese character 'mu' and an upright frame in a shape like a Chinese character 'mu', the lower end of the upright frame in the shape like a Chinese character 'mu' is fixed on the rear cross brace of the horizontal frame in the shape like a Chinese character 'mu', and the upright frame in the shape like a Chinese character 'mu' and the frames at the two sides of the horizontal frame in the shape like a Chinese character 'mu' are.
3. The shipborne offshore helicopter hoisting stabilized platform of claim 2, wherein the spherical hinge sleeve provided on the movable platform is a spherical hinge sleeve, the spherical hinge sleeve comprises a spherical hinge sleeve A, a spherical hinge sleeve B, a spherical hinge sleeve C and a spherical hinge sleeve D, the spherical hinge sleeve A horizontally outward is provided at each of two ends of one side of the horizontal rectangular frame, the spherical hinge sleeve B horizontally outward is provided at each of two ends of the lower end beam of the vertical rectangular frame, the spherical hinge sleeve C vertically downward is provided at each of two ends of the bottom of the vertical rectangular frame, and the spherical hinge sleeve D is obliquely provided at the right side or left side of the bottom of the vertical rectangular frame; the spherical hinge sleeve arranged on the base is a bottom spherical hinge sleeve, the bottom spherical hinge sleeve comprises a bottom spherical hinge sleeve A, a bottom spherical hinge sleeve B, a bottom spherical hinge sleeve C and a bottom spherical hinge sleeve D, the bottom spherical hinge sleeve A which is horizontally inward is respectively arranged on the stand columns at two sides of the top of the H-shaped vertical frame of the base, the bottom spherical hinge sleeve B which is horizontally inward is respectively arranged at two ends of the middle cross beam of the H-shaped vertical frame, the bottom spherical hinge sleeve C which is vertically upward is respectively arranged at two ends of the front cross beam of the horizontal frame in the shape of Chinese character mu, and the bottom spherical hinge sleeve D is obliquely arranged at the right end or the left end of the front cross beam of the horizontal frame in the shape of Chinese character mu; the horizontal distance and the vertical height of the two top ball hinge sleeves A on the movable platform are the same as those of the two bottom ball hinge sleeves A on the base, and the two top ball hinge sleeves A and the two bottom ball hinge sleeves A are respectively hinged by top balls and bottom balls at two ends of the hydraulic cylinder; the horizontal distance and the vertical height of the two top ball hinge sleeves B on the movable platform are the same as those of the two bottom ball hinge sleeves B on the base, and the two top ball hinge sleeves B and the two bottom ball hinge sleeves B are respectively hinged by top balls and bottom balls at two ends of the hydraulic cylinder; the horizontal distance between the two top ball hinge sleeves C on the movable platform is the same as that between the two bottom ball hinge sleeves C on the base, and the two top ball hinge sleeves C are hinged with the two bottom ball hinge sleeves C through top balls and bottom balls at two ends of the hydraulic cylinder respectively; and the top ball hinge sleeve D on the movable platform is hinged with the bottom ball hinge sleeve D on the base by the top ball and the bottom ball at two ends of the hydraulic cylinder respectively.
4. The shipborne offshore helicopter hoisting and stabilizing platform according to claim 2 or 3, wherein the horizontal rectangular frame on the movable platform is a field-shaped frame, a platform support rod is vertically arranged at each longitudinal and transverse intersection point of the field-shaped frame, and the upper end of the platform support rod is fixedly connected with the bottom surface of the platform; two diagonal braces connected along the diagonal are arranged on the vertical rectangular frame.
5. The shipborne offshore helicopter hoisting stabilized platform of any one of claims 1 to 3, wherein said mobile platform and said base are welded together as a unitary structure using square steel of the same specification.
6. The shipborne offshore helicopter hoisting stabilized platform of claim 4, wherein said movable platform and said base are welded together as a unitary structure using square steel of the same specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021081809.9U CN212448146U (en) | 2020-06-12 | 2020-06-12 | Ship-borne marine helicopter lifting stable platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021081809.9U CN212448146U (en) | 2020-06-12 | 2020-06-12 | Ship-borne marine helicopter lifting stable platform |
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| CN212448146U true CN212448146U (en) | 2021-02-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619816A (en) * | 2020-06-12 | 2020-09-04 | 中国海洋大学 | Ship-borne marine helicopter lifting stable platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619816A (en) * | 2020-06-12 | 2020-09-04 | 中国海洋大学 | Ship-borne marine helicopter lifting stable platform |
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