CN215439408U - Marine manual gyration lifting machine - Google Patents
Marine manual gyration lifting machine Download PDFInfo
- Publication number
- CN215439408U CN215439408U CN202121862723.4U CN202121862723U CN215439408U CN 215439408 U CN215439408 U CN 215439408U CN 202121862723 U CN202121862723 U CN 202121862723U CN 215439408 U CN215439408 U CN 215439408U
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- support column
- worm
- fixed pulley
- wire rope
- rotary
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Abstract
The utility model relates to a manual rotary crane for a ship, which comprises a base, wherein a support column is arranged on the base, an installation cavity is arranged in the support column, a rotary support is arranged at the top end of the support column, a rotary upright column is arranged in an inner hole of the rotary support, a suspension arm is arranged at the top end of the rotary upright column, a hoisting motor is arranged at the top end of the rotary upright column, a fixed pulley is arranged at the front end of the suspension arm, a lifting hook is arranged below the fixed pulley, a steel wire rope is arranged on the hoisting motor, the steel wire rope bypasses the fixed pulley and is connected with the lifting hook, the bottom end of the rotary upright column extends downwards into the installation cavity and is provided with a transmission worm wheel, a worm is arranged on the side wall of the support column, two ends of the worm penetrate through the support column and are connected with a rocking handle, and the middle of the worm is in transmission connection with the worm wheel; the utility model can be used for the suspension of the life raft or the life boat, can also be used for the hoisting work in the boat in idle, and has high use convenience.
Description
Technical Field
The utility model relates to the field of slewing cranes, in particular to a manual slewing crane for a ship.
Background
For safety reasons, the vessel is generally provided with life rafts or life boats on both sides, which are placed outside the hull by means of cranes, which are not generally available for other functions, nor for in-ship hoisting work when not used for suspending life rafts or life boats.
Disclosure of Invention
The utility model aims to solve the problems of the conventional life raft lifting machine for the ship and provides a manual rotary lifting machine for the ship.
The specific scheme of the utility model is as follows: the utility model provides a marine manual gyration lifting machine, includes the base, is equipped with the support column on the base, is equipped with the installation cavity in the support column, and slewing bearing is equipped with on the support column top, and slewing bearing's hole is equipped with rotatory stand, and rotatory stand top is equipped with the davit, and hoist motor is equipped with at rotatory stand top, and the davit front end is equipped with the fixed pulley, and the fixed pulley below is equipped with the lifting hook, is equipped with wire rope on the hoist motor, and wire rope walks around the fixed pulley and is connected with the lifting hook, rotatory stand bottom stretches into the installation cavity downwards and is equipped with a transmission worm wheel, a worm is equipped with to the lateral wall of support column, and the support column is worn out at the worm both ends and is connected with the rocking handle, is connected with worm wheel transmission in the middle of the worm.
The suspension arm is provided with a steel wire rope anti-falling mechanism, the steel wire rope anti-falling mechanism comprises at least two U-shaped supports, two ends of each U-shaped support are connected with the suspension arm positioned on two sides of the fixed pulley, and a space is arranged between the fixed pulley and the U-shaped supports and is smaller than the diameter of the steel wire rope.
The rocking handle is detachable, an inner hexagonal hole is formed in the rocking handle, and an outer hexagonal head matched with the rocking handle is arranged at the outer end of the worm.
The working principle of the utility model is as follows: the rocking handle through the support column both sides manually drives the worm wheel rotatory to it is rotatory to drive rotatory stand and davit, realizes lifting by crane the function through hoist motor.
Compared with the prior art, the utility model has the following advantages: 1. the device can be used for suspending the life raft or life boat and can also be used for hoisting in a ship in idle time; 2. be equipped with wire rope anti-disengaging mechanism, improved the convenience of use.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a view A-A of FIG. 1;
FIG. 4 is a view B-B of FIG. 1;
in the figure: the method comprises the following steps of 1-base, 2-support column, 3-control box, 4-winch motor, 5-suspension arm, 6-steel wire rope, 7-fixed pulley, 8-lifting hook, 9-U-shaped support, 10-rocking handle, 11-rotating upright post, 12-worm wheel and 13-worm.
Detailed Description
Referring to fig. 1-4, the embodiment is a manual rotary crane for a ship, comprising a base 1, a support column 2 is arranged on the base 1, a mounting cavity is arranged in the support column 2, a rotary support is arranged at the top end of the support column 2, a rotary upright 11 is arranged in an inner hole of the rotary support, a suspension arm 5 is arranged at the top end of the rotary upright 11, a hoisting motor 4 is arranged at the top end of the rotary upright 11, a control box 3 is arranged on the side wall of the rotary upright 11, the control box 3 is connected with the hoisting motor 4, a fixed pulley 7 is arranged at the front end of the suspension arm 5, a lifting hook 8 is arranged below the fixed pulley 7, a steel wire rope 6 is arranged on the hoisting motor 4, the steel wire rope 6 bypasses the fixed pulley 7 and is connected with the lifting hook 8, the bottom end of the rotating upright post 11 extends downwards into the mounting cavity and is provided with a transmission worm wheel 12, the side wall of the support column 2 is provided with a worm 13, two ends of the worm 13 penetrate out of the support column 2 and are connected with a rocking handle 10, and the middle of the worm 13 is in transmission connection with the worm wheel 12.
In this embodiment, the suspension arm 5 is provided with a steel wire rope anti-disengaging mechanism, the steel wire rope anti-disengaging mechanism comprises two U-shaped supports 9, two ends of each U-shaped support 9 are connected with the suspension arm 5 positioned on two sides of the fixed pulley 7, an interval is arranged between each fixed pulley 7 and each U-shaped support 9, and the interval is smaller than the diameter of the steel wire rope 6.
In the embodiment, the rocking handle 10 can be detached, an inner hexagonal hole is formed in the rocking handle 10, and an outer hexagonal head matched with the rocking handle 10 is arranged at the outer end of the worm 13.
Claims (3)
1. A manual rotary crane for ships is characterized in that: including the base, be equipped with the support column on the base, be equipped with the installation cavity in the support column, slewing bearing is equipped with on the support column top, and slewing bearing's hole is equipped with rotatory stand, and rotatory stand top is equipped with the davit, and hoist motor is equipped with at rotatory stand top, and the fixed pulley is equipped with to the davit front end, and the fixed pulley below is equipped with the lifting hook, is equipped with wire rope on the hoist motor, and wire rope walks around the fixed pulley and is connected with the lifting hook, rotatory stand bottom stretches into the installation cavity downwards and is equipped with a transmission worm wheel, the lateral wall of support column is equipped with a worm, and the support column is worn out at the worm both ends and is connected with the rocking handle, is connected with worm wheel transmission in the middle of the worm.
2. The marine manual slewing crane of claim 1, wherein: the suspension arm is provided with a steel wire rope anti-falling mechanism, the steel wire rope anti-falling mechanism comprises at least two U-shaped supports, two ends of each U-shaped support are connected with the suspension arm positioned on two sides of the fixed pulley, an interval is arranged between the fixed pulley and the U-shaped supports, and the interval is smaller than the diameter of the steel wire rope.
3. The marine manual slewing crane of claim 1, wherein: the rocking handle can be dismantled, is equipped with interior hexagonal hole on the rocking handle, and the worm outer end is equipped with the outer hexagonal head that matches with the rocking handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121862723.4U CN215439408U (en) | 2021-08-11 | 2021-08-11 | Marine manual gyration lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121862723.4U CN215439408U (en) | 2021-08-11 | 2021-08-11 | Marine manual gyration lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215439408U true CN215439408U (en) | 2022-01-07 |
Family
ID=79693188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121862723.4U Active CN215439408U (en) | 2021-08-11 | 2021-08-11 | Marine manual gyration lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215439408U (en) |
-
2021
- 2021-08-11 CN CN202121862723.4U patent/CN215439408U/en active Active
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