CN221253685U - Cantilever crane structure suitable for underwater vehicle - Google Patents
Cantilever crane structure suitable for underwater vehicle Download PDFInfo
- Publication number
- CN221253685U CN221253685U CN202323043068.1U CN202323043068U CN221253685U CN 221253685 U CN221253685 U CN 221253685U CN 202323043068 U CN202323043068 U CN 202323043068U CN 221253685 U CN221253685 U CN 221253685U
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- China
- Prior art keywords
- suspension arm
- cantilever crane
- underwater vehicle
- lifting rod
- chute
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- 239000000725 suspension Substances 0.000 claims abstract description 67
- 235000004443 Ricinus communis Nutrition 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of underwater vehicle test equipment, and particularly relates to a cantilever crane structure. A cantilever crane structure suitable for use in an underwater vehicle, comprising: the cantilever crane comprises a cantilever crane shell, a first lifting rod, a second lifting rod, a frame, a top turntable, a first suspension arm, a second suspension arm, a third suspension arm and a lifting rope; the bottom of the cantilever crane shell is fixedly connected with the frame; the fixed end of the first lifting rod is arranged in the cantilever crane shell, and the movable end is connected with the top turntable through a rotating shaft; the fixed end of the second lifting rod is connected with the inside of the cantilever crane shell, and the movable end is provided with a mounting plane for being fixed with the ground; the first suspension arm is arranged on the side surface of the top turntable through a rotating shaft; the second suspension arm is arranged at the front end of the first suspension arm through a rotating shaft; the third suspension arm is arranged in the chute of the second suspension arm and can translate along the chute; the lifting rope is arranged in the chute of the third suspension arm and can translate along the chute. The utility model is movable, height-adjustable and foldable.
Description
Technical Field
The utility model belongs to the technical field of underwater vehicle test equipment, and particularly relates to a cantilever crane structure.
Background
The underwater vehicle model is sometimes made to be relatively large, and is very difficult to carry by manpower, so that the carrying work of the cantilever crane structure vehicle is required; however, the common cantilever crane structure is heavy and difficult to carry, and the test field is sometimes complex, and the long arm swing and the height of the cantilever crane can be limited through narrow passages and the like, and the single-hook structure can sometimes cause slipping when used for hoisting long and thin underwater vehicles.
Disclosure of utility model
The purpose of the utility model is that: aiming at the defects of the prior art, a cantilever crane structure suitable for an underwater vehicle is provided.
The technical scheme of the utility model is as follows: a cantilever crane structure suitable for use in an underwater vehicle, comprising: the suspension arm comprises a suspension arm shell, a first lifting rod, a second lifting rod, a frame, a top turntable, a first suspension arm, a second suspension arm, a third suspension arm and a lifting rope.
The cantilever crane shell is of a rectangular structure, and the bottom of the cantilever crane shell is fixedly connected with the frame.
The fixed end of the first lifting rod is arranged in the cantilever crane shell, and the movable end is connected with the top turntable through a rotating shaft.
The fixed end of the second lifting rod is connected with the inside of the cantilever crane shell, and the movable end is provided with an installation plane for being fixed with the ground.
The first suspension arm is arranged on the side face of the top rotary table through a rotary shaft.
The second suspension arm is arranged at the front end of the first suspension arm through a rotating shaft.
The third suspension arm is arranged in a chute A of the second suspension arm and can translate along the chute A;
The lifting rope is arranged in a sliding groove B of the third suspension arm and can translate along the sliding groove B.
When the cantilever crane is not used at ordinary times, the first lifting rod and the second lifting rod of the structure can be contracted, the first suspension arm, the second suspension arm and the third suspension arm are mutually matched, and the cantilever crane is folded into the shape which saves the space most.
During operation, the device is moved to a proper position, then the second lifting rod is extended, the whole device is lifted, the whole device is fixed on the ground through screws, the first lifting rod is extended to a proper length, the total lifting arm reaches the longest through rotating the top turntable and moving each lifting arm, and finally the underwater vehicle is lifted through the moving lifting rope.
On the basis of the scheme, the length direction of the first suspension arm is consistent with the length direction of the second suspension arm; the third suspension arm is transversely arranged, and the length direction of the third suspension arm is perpendicular to the length direction of the second suspension arm; the sliding groove A is formed along the length direction of the second suspension arm; the sliding groove B is formed along the length direction of the third suspension arm.
On the basis of the scheme, further, the third suspension arm can rotate around the vertical direction.
On the basis of the scheme, further, the connection part between the cantilever crane shell and the frame is provided with the inclined rib plate so as to strengthen the connection.
On the basis of the scheme, a universal wheel with a brake is further arranged below the frame so as to move.
On the basis of the scheme, further, the number of the lifting ropes is two, and the two lifting ropes are more stable when used for carrying the strip-shaped underwater vehicle, so that the slipping phenomenon of the smooth surface of the underwater vehicle caused by one lifting rope is avoided.
The beneficial effects are that:
(1) The utility model is movable, height-adjustable, and the suspension arm is foldable, so that the utility model is convenient to move, saves space, and can hoist underwater vehicles more safely than the conventional cantilever crane structure.
(2) The utility model is provided with a brake structure at the universal wheel, which can fix the wheel against rotation.
(3) The utility model adopts two lifting ropes, which can be more stable when carrying the strip-shaped underwater vehicle, and avoid the slipping phenomenon of the smooth surface of the underwater vehicle caused by one lifting rope.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model in operation;
FIG. 2 is a schematic view of the structure of the present utility model after shrinkage;
FIG. 3 is a side view of the utility model in operation;
Wherein: 1-cantilever crane shell, 2-first lifter, 3-second lifter, 4-frame, 5-universal wheel, 6-top revolving stage, 7-first davit, 8-second davit, 9-third davit, 10-lifting rope.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1-3, a cantilever crane structure for an underwater vehicle, comprising: the cantilever crane comprises a cantilever crane housing 1, a first lifting rod 2, a second lifting rod 3, a frame 4, a top turntable 6, a first suspension arm 7, a second suspension arm 8, a third suspension arm 9 and a lifting rope 10.
The cantilever crane shell 1 is rectangular in shape, a plane cross beam is arranged in the cantilever crane shell for fixing the first lifting rod 2 and the second lifting rod 3, and the bottom of the cantilever crane shell 1 is fixedly connected with the frame 4.
The frame 4 is a cuboid shell structure, the section of the frame is square and surrounds the outer side of the cantilever crane shell 1, and diagonal joints between the frame 4 and the cantilever crane shell 1 are provided with diagonal rib plates for fixing positions; four universal wheels 5 with brakes are arranged below the frame 4, and a brake structure is arranged on each universal wheel 5 and can fix the wheels without rotating.
The fixed end of the first lifting rod 2 is arranged in the cantilever crane housing 1, and the movable end is connected with the top turntable 6 through a rotating shaft.
The fixed end of the second lifting rod 3 is connected with the inside of the cantilever crane casing 1, and the movable end is provided with an installation plane for being fixed with the ground.
The top turret 6 is capable of 360 ° rotation in a plane.
The first boom 7 is mounted on the side of the top turret 6 by a rotation shaft about which the first boom 7 can be turned in the vertical direction.
The second suspension arm 8 is arranged at the front end of the first suspension arm 7 through a rotating shaft, and the second suspension arm 8 can rotate around the shaft in a horizontal plane; the lower end surface of the second boom 8 is provided with a chute (e.g., a T-shaped channel with a T-shaped cross section) arranged along the length direction thereof. And the length direction of the first suspension arm 7 is consistent with the length direction of the second suspension arm 8.
The third suspension arm 9 is arranged in the chute of the second suspension arm 8 through a sliding block in the middle of the upper part of the third suspension arm, and can translate along the chute below the second suspension arm 8; and the third boom 9 can be turned in the vertical direction. The third boom 9 is arranged transversely, i.e. in a length direction perpendicular to the length direction of the second boom 8. The lower end face of the third suspension arm 9 is also provided with a sliding groove (such as a T-shaped channel with a T-shaped cross section) arranged along the length direction of the third suspension arm, the suspension ropes 10 are arranged in the sliding groove of the third suspension arm 9 through sliding blocks, the suspension ropes can move along the sliding groove, the number of the suspension ropes 10 is two, and the two suspension ropes 10 move along the sliding groove to adjust the distance. The two lifting ropes are adopted to be more stable when the strip-shaped underwater vehicle is carried, so that the slipping phenomenon of the smooth surface of the underwater vehicle caused by one lifting rope is avoided.
As shown in fig. 2, when the cantilever crane is not used at ordinary times, the first lifting rod 2 and the second lifting rod 3 of the structure can be contracted, the first suspension arm 7, the second suspension arm 8 and the third suspension arm 9 are mutually matched, and the structure is folded into a shape which saves the most space.
In operation, as shown in fig. 1, the device is moved to a suitable position, then the second lifting rod 3 is extended, the whole device is lifted and is integrally fixed on the ground through screws, the first lifting rod 2 is extended to a suitable length, the total boom is maximized by rotating the top turntable 6 and moving each boom, and finally the underwater vehicle is hoisted by moving the lifting rope 10.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (6)
1. A cantilever crane structure suitable for use in an underwater vehicle, comprising: the cantilever crane comprises a cantilever crane shell (1), a first lifting rod (2), a second lifting rod (3), a frame (4), a top turntable (6), a first suspension arm (7), a second suspension arm (8), a third suspension arm (9) and a lifting rope (10);
The bottom of the cantilever crane shell (1) is fixedly connected with the frame (4);
The fixed end of the first lifting rod (2) is arranged in the cantilever crane shell (1), and the movable end of the first lifting rod is connected with the top turntable (6) through a rotating shaft;
The fixed end of the second lifting rod (3) is connected with the inside of the cantilever crane shell (1), and the movable end is provided with a mounting plane for being fixed with the ground;
the first suspension arm (7) is arranged on the side surface of the top rotary table (6) through a rotary shaft;
The second suspension arm (8) is arranged at the front end of the first suspension arm (7) through a rotating shaft;
the third suspension arm (9) is arranged in a chute A of the second suspension arm (8) and can translate along the chute A;
The lifting rope (10) is arranged in a chute B of the third lifting arm (9) and can translate along the chute B.
2. Cantilever crane structure suitable for use in an underwater vehicle according to claim 1, characterized in that the length direction of the first boom (7) coincides with the length direction of the second boom (8); the third suspension arm (9) is transversely arranged, and the length direction of the third suspension arm is perpendicular to the length direction of the second suspension arm (8); the sliding chute A is arranged along the length direction of the second suspension arm (8); the sliding groove B is formed along the length direction of the third suspension arm (9).
3. Cantilever crane structure suitable for use in an underwater vehicle according to claim 2, characterized in that the third boom (9) is rotatable around a vertical direction.
4. A cantilever crane structure suitable for use in an underwater vehicle as claimed in any of claims 1-3, characterized in that the connection between the cantilever crane housing (1) and the frame (4) is provided with diagonal ribs.
5. A cantilever crane structure suitable for use in an underwater vehicle according to any of claims 1-3, characterized in that the frame (4) has a castor (5) with a brake below.
6. A cantilever crane structure suitable for use in an underwater vehicle according to any of claims 1-3, wherein there are two of said lifting ropes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043068.1U CN221253685U (en) | 2023-11-10 | 2023-11-10 | Cantilever crane structure suitable for underwater vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043068.1U CN221253685U (en) | 2023-11-10 | 2023-11-10 | Cantilever crane structure suitable for underwater vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221253685U true CN221253685U (en) | 2024-07-02 |
Family
ID=91627084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043068.1U Active CN221253685U (en) | 2023-11-10 | 2023-11-10 | Cantilever crane structure suitable for underwater vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221253685U (en) |
-
2023
- 2023-11-10 CN CN202323043068.1U patent/CN221253685U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |