CN220549182U - Hydraulic telescopic boat lifting frame - Google Patents
Hydraulic telescopic boat lifting frame Download PDFInfo
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- CN220549182U CN220549182U CN202322325318.4U CN202322325318U CN220549182U CN 220549182 U CN220549182 U CN 220549182U CN 202322325318 U CN202322325318 U CN 202322325318U CN 220549182 U CN220549182 U CN 220549182U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of boat lifting frames, and particularly discloses a hydraulic telescopic boat lifting frame, which comprises the following components: the upper end of the base is provided with a telescopic platform, a telescopic arm is arranged in the telescopic platform, and the upper surface of the telescopic platform is provided with a limiting seat; the beneficial effects are as follows: according to the hydraulic telescopic boat lifting frame, the hydraulic rod is started, the hydraulic rod drives the telescopic arm at the front end to slide outwards, when the telescopic arm slides in the telescopic groove, the rotating rollers arranged in the upper surface and the lower surface of the telescopic groove can greatly reduce friction force between the telescopic arm and the telescopic groove, so that the extending speed and stability of the telescopic arm can be improved, the motor is started, the motor drives the driving wheel to rotate, the driving wheel drives the driven wheel and the rotating shaft to rotate through the belt, the limit post is driven to move downwards into the limit groove through meshed transmission with the threaded rod by the threaded groove in the rotating shaft, and therefore the telescopic arm is limited.
Description
Technical Field
The utility model relates to the field of boat lifting frames, in particular to a hydraulic telescopic boat lifting frame.
Background
The boat lifting frame is special equipment for lifting and unloading the lifeboat or the work boat, and is called as a boat frame for short.
In the prior art, the hydraulic telescopic boat lifting frame generally needs to extend the telescopic arm to a designated position through a hydraulic rod piece when the lifeboat is lifted and unloaded, and then the lifeboat is lifted and unloaded after being fixed by using the lifting hook at the tail end of the telescopic arm.
However, in the process of lifting and unloading a lifeboat, the telescopic sliding arm of the traditional hydraulic telescopic davit can generate sliding friction with the interior of the platform when moving, the telescopic sliding arm is not smooth when telescopic, meanwhile, the friction force greatly influences the telescopic speed of the sliding arm, and the hydraulic telescopic davit generally lacks a safety structure for limiting the sliding arm, so that the safety is poor.
Disclosure of Invention
The utility model aims to provide a hydraulic telescopic boat lifting frame so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a hydraulic telescoping davit, the hydraulic telescoping davit comprising: the telescopic lifting device comprises a base, wherein a telescopic platform is arranged at the upper end of the base, telescopic grooves are formed in the telescopic platform, rotating grooves are formed in the two sides of the upper surface and the lower surface of the telescopic grooves, rotating rollers are arranged in the rotating grooves, telescopic arms are arranged in the telescopic grooves, limiting grooves are formed in the upper surface of the telescopic arms, hydraulic rods are arranged on the lower surface of the telescopic platform, and a limiting seat is arranged at the front end of the upper surface of the telescopic platform;
the upper surface of spacing seat is provided with from the driving wheel, and the lower surface from the driving wheel is provided with the pivot, has seted up the screw groove in the pivot, is provided with the threaded rod in the screw groove, and the lower extreme of threaded rod is provided with spacing post, and the trailing flank of spacing seat is provided with the fixed plate, and the lower surface of fixed plate is provided with the motor, and the upper surface of fixed plate is provided with the drive wheel, and the surface cover of drive wheel and driving wheel is equipped with the belt.
Preferably, the base is columnar structure, the telescopic platform fixed connection is in the upper end of base, and the telescopic platform is columnar structure.
Preferably, the telescopic slot arranged in the telescopic platform is in a columnar structure, the rotating slots arranged on the two sides of the upper surface and the lower surface of the telescopic slot are in a columnar structure, and the rotating roller is rotationally connected with the rotating slots.
Preferably, the telescopic boom is columnar structure, telescopic boom and expansion tank sliding connection, and the spacing groove of seting up of telescopic boom upper surface is cylindric structure, and hydraulic rod's front end fixed connection is at the lower surface of telescopic boom front end, hydraulic rod's rear end fixed connection at the lower surface of telescopic platform.
Preferably, the limiting seat is fixedly connected to the front end of the upper surface of the telescopic platform, the driven wheel is rotationally connected with the upper surface of the limiting seat through a rotating shaft, the rotating shaft is fixedly connected to the lower surface of the driven wheel, and a thread groove formed in the rotating shaft is of a columnar structure.
Preferably, the threaded rod is columnar structure, and the threaded rod is connected with the thread groove interlock, and spacing post fixed connection is cylindric structure in the lower extreme of threaded rod.
Preferably, the fixed plate is fixedly connected to the rear side surface of the limiting seat, the motor is fixedly connected to the lower surface of the fixed plate, the driving wheel is fixedly connected to the end of the motor, and the driving wheel is in driving connection with the driven wheel through a belt.
Compared with the prior art, the utility model has the beneficial effects that:
according to the hydraulic telescopic boat lifting frame, when the telescopic arm is required to extend out to lift and unload a lifeboat, the hydraulic rod is started, the hydraulic rod drives the telescopic arm at the front end to slide outwards, when the telescopic arm slides in the telescopic groove, the rotating rollers arranged in the upper surface and the lower surface of the telescopic groove can greatly reduce friction force between the telescopic arm and the telescopic groove, so that the extending speed and stability of the telescopic arm can be improved, when the extending telescopic arm is required to be limited to ensure safe use, the motor is started, the motor drives the driving wheel to rotate, the driving wheel drives the driven wheel and the rotating shaft to rotate through the belt, and the threaded groove in the rotating shaft drives the limiting post to move downwards into the limiting groove through meshing transmission with the threaded rod, so that the telescopic arm is limited.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model in an oblique top view;
FIG. 2 is a schematic view of the structure of the present utility model in a tilted downward direction;
FIG. 3 is a schematic side cross-sectional view of the structure of the present utility model;
FIG. 4 is an enlarged schematic view of FIG. 3 at A;
fig. 5 is a schematic side cross-sectional view of a telescoping platform structure.
In the figure: 1. a base; 2. a telescoping platform; 3. a telescopic slot; 4. a rotating groove; 5. a rotating roller; 6. a telescoping arm; 7. a limit groove; 8. a hydraulic rod; 9. a limit seat; 10. driven wheel; 11. a rotating shaft; 12. a thread groove; 13. a threaded rod; 14. a limit column; 15. a fixing plate; 16. a motor; 17. a driving wheel; 18. a belt.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Example 1
Referring to fig. 1-5, the present utility model provides a technical solution: a hydraulic telescoping davit, the hydraulic telescoping davit comprising: the telescopic lifting device comprises a base 1, wherein a telescopic platform 2 is arranged at the upper end of the base 1, a telescopic groove 3 is formed in the telescopic platform 2, rotating grooves 4 are formed in the two sides of the upper surface and the lower surface of the telescopic groove 3, rotating rollers 5 are arranged in the rotating grooves 4, telescopic arms 6 are arranged in the telescopic groove 3, a limiting groove 7 is formed in the upper surface of the telescopic arms 6, a hydraulic rod 8 is arranged on the lower surface of the telescopic platform 2, and a limiting seat 9 is arranged at the front end of the upper surface of the telescopic platform 2; the device comprises a limit seat 9, wherein a driven wheel 10 is arranged on the upper surface of the limit seat 9, a rotating shaft 11 is arranged on the lower surface of the driven wheel 10, a threaded groove 12 is formed in the rotating shaft 11, a threaded rod 13 is arranged in the threaded groove 12, a limit post 14 is arranged at the lower end of the threaded rod 13, a fixed plate 15 is arranged on the rear side surface of the limit seat 9, a motor 16 is arranged on the lower surface of the fixed plate 15, a driving wheel 17 is arranged on the upper surface of the fixed plate 15, and a belt 18 is sleeved on the surfaces of the driving wheel 17 and the driven wheel 10;
when the telescopic arm 6 is required to be stretched out to lift and unload the lifeboat, the hydraulic rod 8 is started, the hydraulic rod 8 drives the telescopic arm 6 at the front end to slide outwards, when the telescopic arm 6 slides in the telescopic groove 3, the rotating rollers 5 arranged in the upper surface and the lower surface of the telescopic groove 3 can greatly reduce the friction force between the telescopic arm 6 and the telescopic groove 3, so that the stretching speed and stability of the telescopic arm 6 can be improved, when the stretched telescopic arm 6 is required to be limited to ensure safe use, the motor 16 is started, the motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the driven wheel 10 and the rotating shaft 11 to rotate through the belt 18, the threaded groove 12 in the rotating shaft 11 drives the limiting post 14 to move downwards into the limiting groove 7 through meshed transmission with the threaded rod 13, and therefore the telescopic arm 6 is limited.
Example two
On the basis of the first embodiment, a base 1 is provided, a telescopic platform 2 is fixedly connected to the upper end of the base 1, the telescopic platform 2 is in a columnar structure, a telescopic groove 3 formed in the telescopic platform 2 is in a columnar structure, rotating grooves 4 formed in the two sides of the upper surface and the lower surface of the telescopic groove 3 are in a columnar structure, a rotating roller 5 is rotationally connected with the rotating grooves 4, a telescopic arm 6 is in a columnar structure, the telescopic arm 6 is in sliding connection with the telescopic groove 3, a limit groove 7 formed in the upper surface of the telescopic arm 6 is in a columnar structure, the front end of a hydraulic rod 8 is fixedly connected to the lower surface of the front end of the telescopic arm 6, and the rear end of the hydraulic rod 8 is fixedly connected to the lower surface of the telescopic platform 2;
when the telescopic arm 6 is to be extended to lift and unload the lifeboat, the hydraulic rod 8 is started, the hydraulic rod 8 drives the telescopic arm 6 at the front end to slide outwards, and when the telescopic arm 6 slides in the telescopic slot 3, the rotating rollers 5 arranged in the upper surface and the lower surface of the telescopic slot 3 can greatly reduce the friction force between the telescopic arm 6 and the telescopic slot 3, so that the extending speed and the extending stability of the telescopic arm 6 can be improved.
Example III
On the basis of the second embodiment, a limiting seat 9 is fixedly connected to the front end of the upper surface of the telescopic platform 2, a driven wheel 10 is rotatably connected with the upper surface of the limiting seat 9 through a rotating shaft 11, the rotating shaft 11 is fixedly connected to the lower surface of the driven wheel 10, a thread groove 12 formed in the rotating shaft 11 is of a columnar structure, a threaded rod 13 is of a columnar structure, the threaded rod 13 is in meshed connection with the thread groove 12, a limiting column 14 is fixedly connected to the lower end of the threaded rod 13, the limiting column 14 is of a columnar structure, a fixing plate 15 is fixedly connected to the rear side surface of the limiting seat 9, a motor 16 is fixedly connected to the lower surface of the fixing plate 15, a driving wheel 17 is fixedly connected to the end of the motor 16, and the driving wheel 17 is in transmission connection with the driven wheel 10 through a belt 18;
when the extending telescopic arm 6 is limited to ensure safe use, the motor 16 is started, the motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the driven wheel 10 and the rotating shaft 11 to rotate through the belt 18, the thread groove 12 in the rotating shaft 11 drives the limit post 14 to move downwards into the limit groove 7 through meshed transmission with the threaded rod 13, so that the telescopic arm 6 is limited, the operation mode is convenient and quick, and the use safety of the telescopic arm 6 when the lifeboat is lifted and unloaded can be ensured.
When the telescopic boom 6 is to be stretched out to lift and unload the lifeboat, the hydraulic rod 8 is started, the hydraulic rod 8 drives the telescopic boom 6 at the front end to slide outwards, when the telescopic boom 6 slides in the telescopic tank 3, the rotating rollers 5 arranged in the upper surface and the lower surface of the telescopic tank 3 can greatly reduce the friction force between the telescopic boom 6 and the telescopic tank 3, so that the stretching speed and stability of the telescopic boom 6 can be improved, when the stretched telescopic boom 6 is to be limited to ensure safe use, the motor 16 is started, the motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the driven wheel 10 and the rotating shaft 11 to rotate through the belt 18, the threaded groove 12 in the rotating shaft 11 drives the limit post 14 to move downwards into the limit tank 7 through engagement transmission with the threaded rod 13, and therefore the telescopic boom 6 is limited, the operation mode is convenient and quick, the use safety of the conventional hydraulic telescopic crane is ensured when the telescopic boom 6 is lifted and unloaded, the telescopic crane can not rub with the inside when moving, the conventional hydraulic telescopic crane is not influenced by the sliding platform, and the safety crane is poor in safety and the sliding safety of the telescopic crane is in the safety structure.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A hydraulic telescoping davit, its characterized in that: the hydraulic telescopic boat davit comprises: the telescopic lifting device comprises a base (1), wherein a telescopic platform (2) is arranged at the upper end of the base (1), telescopic grooves (3) are formed in the telescopic platform (2), rotary grooves (4) are formed in the two sides of the upper surface and the lower surface of the telescopic grooves (3), rotary rollers (5) are arranged in the rotary grooves (4), telescopic arms (6) are arranged in the telescopic grooves (3), limit grooves (7) are formed in the upper surfaces of the telescopic arms (6), hydraulic rods (8) are arranged on the lower surfaces of the telescopic platform (2), and limit seats (9) are arranged at the front ends of the upper surfaces of the telescopic platform (2);
the automatic transmission device comprises a limiting seat (9), wherein a driven wheel (10) is arranged on the upper surface of the limiting seat (9), a rotating shaft (11) is arranged on the lower surface of the driven wheel (10), a threaded groove (12) is formed in the rotating shaft (11), a threaded rod (13) is arranged in the threaded groove (12), a limiting column (14) is arranged at the lower end of the threaded rod (13), a fixing plate (15) is arranged on the rear side surface of the limiting seat (9), a motor (16) is arranged on the lower surface of the fixing plate (15), a driving wheel (17) is arranged on the upper surface of the fixing plate (15), and a belt (18) is sleeved on the surfaces of the driving wheel (17) and the driven wheel (10).
2. The hydraulic telescoping davit of claim 1 wherein: the base (1) is of a columnar structure, the telescopic platform (2) is fixedly connected to the upper end of the base (1), and the telescopic platform (2) is of a columnar structure.
3. A hydraulic telescoping davit as in claim 2 wherein: the telescopic groove (3) arranged in the telescopic platform (2) is of a columnar structure, the rotating grooves (4) arranged on the two sides of the upper surface and the lower surface of the telescopic groove (3) are of a columnar structure, and the rotating roller (5) is rotationally connected with the rotating grooves (4).
4. A hydraulic telescoping davit as in claim 3 wherein: the telescopic boom (6) is of a columnar structure, the telescopic boom (6) is in sliding connection with the telescopic groove (3), a limit groove (7) formed in the upper surface of the telescopic boom (6) is of a cylindrical structure, the front end of the hydraulic rod piece (8) is fixedly connected to the lower surface of the front end of the telescopic boom (6), and the rear end of the hydraulic rod piece (8) is fixedly connected to the lower surface of the telescopic platform (2).
5. The hydraulic telescoping davit of claim 4 wherein: the limiting seat (9) is fixedly connected to the front end of the upper surface of the telescopic platform (2), the driven wheel (10) is rotatably connected with the upper surface of the limiting seat (9) through the rotating shaft (11), the rotating shaft (11) is fixedly connected to the lower surface of the driven wheel (10), and a thread groove (12) formed in the rotating shaft (11) is of a columnar structure.
6. The hydraulic telescoping davit of claim 5 wherein: the threaded rod (13) is of a columnar structure, the threaded rod (13) is connected with the threaded groove (12) in a meshed mode, the limiting column (14) is fixedly connected to the lower end of the threaded rod (13), and the limiting column (14) is of a columnar structure.
7. The hydraulic telescoping davit of claim 6 wherein: the fixed plate (15) is fixedly connected to the rear side face of the limiting seat (9), the motor (16) is fixedly connected to the lower surface of the fixed plate (15), the driving wheel (17) is fixedly connected to the end of the motor (16), and the driving wheel (17) is in transmission connection with the driven wheel (10) through the belt (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322325318.4U CN220549182U (en) | 2023-08-28 | 2023-08-28 | Hydraulic telescopic boat lifting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322325318.4U CN220549182U (en) | 2023-08-28 | 2023-08-28 | Hydraulic telescopic boat lifting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220549182U true CN220549182U (en) | 2024-03-01 |
Family
ID=90008714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322325318.4U Active CN220549182U (en) | 2023-08-28 | 2023-08-28 | Hydraulic telescopic boat lifting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220549182U (en) |
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2023
- 2023-08-28 CN CN202322325318.4U patent/CN220549182U/en active Active
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