CN213892813U - Double-hook release hook of lifeboat - Google Patents

Abstract

The utility model provides a lifeboat double-hook release hook, which comprises wall plates, wherein the two wall plates are symmetrically arranged and connected through a connecting shaft, two hooks are arranged between the two wall plates in a staggered manner, the middle parts of the two hooks are arranged on the same hook shaft, the hook shaft is connected with the two wall plates, and the upper ends of the hooks are rotatably connected with connecting rods; the wall plate is located a corresponding strip-shaped through hole is formed above the hook shaft, strip-shaped blocks fixedly connected with the two wall plates are arranged at the upper end and the lower end of the through hole, a moving block is arranged in the through hole, the middle of the moving block is cylindrical, the two connecting rods are rotatably arranged on a cylinder in the middle of the moving block, a spring is fixed on the strip-shaped block at the upper end, the other end of the spring is connected with the moving block, and the spring tightly presses the moving block on the strip-shaped block at the lower end. The utility model has the advantages of simple structure and reasonable design, can prevent the unexpected release of lifeboat, reduce the accident rate, only need the emergent release lever of pulling, can realize quick release, it is easy and simple to handle.

Description

Double-hook release hook of lifeboat

Technical Field

The utility model relates to a release hook, concretely relates to lifeboat double lifting hook release hook.

Background

At present, a lifeboat release hook comprises a hook plate, a lifting hook, a stop lever, a pull cable and a rotating shaft, wherein the lifting hook is arranged on the hook plate through the rotating shaft; the stop lever is driven by pulling the pull rope, so that the lifting hook is opened to release the suspended lifeboat.

Present lifeboat release hook, the majority all is single lifting hook design, and after the lifting hook damages the back and became invalid, easily cause the accident, release hook operation at present moreover is comparatively loaded down with trivial details, is difficult to accomplish quick release, will delay the time of fleing like this to bring harm to personnel's life, need urgently to design a quick release hook now and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the background art the problem provides a security height, and easy and simple to handle can reduce use cost's lifeboat double lifting hook release hook.

In order to achieve the purpose, the utility model provides a lifeboat double-hook release hook, which comprises wall plates, wherein two wall plates are symmetrically arranged and connected through a connecting shaft, two hooks are arranged between the two wall plates in a staggered manner, the middle parts of the two hooks are arranged on the same hook shaft, the hook shaft is connected with the two wall plates, and the upper ends of the hooks are rotatably connected with connecting rods; the wall plates are provided with corresponding strip-shaped through holes above the hook shaft, strip-shaped blocks fixedly connected with the two wall plates are arranged at the upper and lower ends of each through hole, a moving block is arranged in each through hole, the middle of each moving block is cylindrical, the two connecting rods are rotatably arranged on a cylinder in the middle of each moving block, a spring is fixed on each strip-shaped block at the upper end, the other end of each spring is connected with the corresponding moving block, and the springs tightly press the corresponding moving blocks on the strip-shaped blocks at the lower ends; the handle is characterized by further comprising a handle, wherein one end of the handle is connected with two side wall plates through a handle rotating shaft, the end part of the handle, which is located on one side of the rotating shaft, is rotatably connected with a steel cable, the upper end bar-shaped block is provided with a through hole, the steel cable penetrates through the through hole and is fixedly connected with the lower end bar-shaped block, and the other end of the handle is connected with an emergency release lever through a chain.

As the preferred arrangement of the utility model, when the moving block is positioned at the bottom end of the strip-shaped through hole, the hook teeth at the bottom ends of the two lifting hooks are overlapped to form a closed loop; when the moving block is positioned at the top end of the strip-shaped through hole, the two connecting rods are horizontal, and the hook teeth at the bottom ends of the two lifting hooks are not overlapped.

As the utility model discloses a preferred setting, the lifting hook upper end is provided with the shoulder portion with the lifting hook middle part, lifting hook upper end width is less than lifting hook middle part width.

As the utility model discloses a preferred setting, lifting hook upper end thickness does half of lifting hook middle part thickness.

As the utility model discloses a preferred setting, connecting rod thickness be with lifting hook upper end thickness is the same.

As the utility model discloses an it sets up to prefer, be equipped with corresponding locating pin hole on two lifting hooks, the two wallboards and be used for the installation locating pin, locating pin one end is provided with the round pin head.

As the utility model discloses a preferred setting, lifting hook body inner wall is provided with the rubber liner.

The utility model has the advantages that: the utility model has simple structure and reasonable design, the two lifting hooks are overlapped to form a closed loop, so that the lifting hook has the advantages that the steel cable is not easy to fall off, the inner wall of the hook body is provided with the rubber liner, and the inner wall of the lifting hook is not easy to wear; the positioning pin is arranged, so that the lifeboat can be prevented from being released accidentally; after a certain lifting hook is damaged, the other lifting hook can still work normally, so that the accident rate is reduced; the utility model discloses only need the emergent release lever of pulling, can realize quick release, it is easy and simple to handle.

Drawings

Fig. 1 is a schematic view of a lifeboat release hook structure provided by the embodiment of the invention.

Wherein the content of the first and second substances,

1-a wall plate;

2-a connecting shaft;

3-a hook;

4-a hook shaft;

5-a connecting rod;

6-strip-shaped through holes;

71-upper end bar block;

72-lower end bar block;

8-moving block;

9-a spring;

10-a handle;

11-a handle spindle;

12-a steel cord;

13-a chain;

14-emergency release lever;

15-hooking teeth;

16-a locating pin;

17-rubber gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to specific embodiments.

Examples

Referring to fig. 1, in order to achieve the above purpose, an embodiment of the present invention provides a lifeboat double-hook release hook, which includes wall plates 1, wherein the two wall plates 1 are symmetrically arranged and connected by a connecting shaft 2, two hooks 3 are arranged between the two wall plates 1 in a staggered manner, the middle parts of the two hooks 3 are mounted on the same hook shaft 4, the hook shaft 4 is connected with the two side wall plates 1, and the upper ends of the hooks 3 are rotatably connected with a connecting rod 5; a corresponding strip-shaped through hole 6 is formed in the wall plate 1 above the hook shaft 4, strip-shaped blocks 71(72) fixedly connected with the two wall plates 1 are arranged at the upper end and the lower end of the strip-shaped through hole 6, a moving block 8 is arranged in the strip-shaped through hole 6, the middle of the moving block 8 is cylindrical, the two connecting rods 5 are rotatably arranged on a cylinder in the middle of the moving block 8, a spring 9 is fixed on the upper end strip-shaped block 71, the other end of the spring 9 is connected with the moving block 8, and the spring 9 tightly presses the moving block 8 on the lower end strip-shaped block 72; still include handle 10, handle 10 one end is passed through handle pivot 11 and is connected two side wall plates 1, the tip that handle 10 is located pivot one side rotates and is connected with cable wire 12, upper end bar block 71 is provided with the through-hole, cable wire 12 passes the through-hole with lower extreme bar block 72 fixed connection, the handle 10 other end is connected with emergent release lever 14 through chain 13.

Through adopting above-mentioned technical scheme, pulling emergent release lever 14, emergent release lever 14 rotates and drives cable wire 12, movable block 8 and shifts up, and connecting rod 12 one end shifts up along with movable block 8, moves the in-process on movable block 8, and cable wire 12 struts lifting hook 3 gradually, realizes quick release. The spring 9 ensures that the emergency release lever 14 can be pulled only when a certain pulling force is used, and safety accidents caused by pulling by mistake in daily maintenance are avoided.

As a preferable arrangement of the embodiment of the present invention, further, when the moving block 8 is located at the bottom end of the strip-shaped through hole 6, the hook teeth 15 at the bottom ends of the two hooks 3 are overlapped to form a closed loop; when the moving block 8 is positioned at the top end of the strip-shaped through hole 6, the two connecting rods 5 are horizontal, and the hook teeth 15 at the bottom ends of the two lifting hooks 3 are not overlapped.

Through adopting above-mentioned technical scheme, realize when not pulling emergent release lever 14, spring 9 compresses tightly movable block 8, and after pulling emergent release lever 14, two lifting hooks 3 are opened gradually, and connecting rod 5 level when 6 tops of bar through-hole, two lifting hooks 3 reach the angle that opens and shuts at the biggest this moment, so set up and guarantee operating personnel promptly when pulling emergent release lever 14 is to the limit, and lifting hook 3 opens completely, closed problem again after can not appearing opening.

As the utility model discloses the preferred setting of embodiment, furtherly, 3 upper ends of lifting hook are provided with the shoulder portion with 3 middle parts of lifting hook, 3 upper end widths of lifting hook are less than 3 middle part widths of lifting hook.

As the preferred setting of the embodiment of the utility model, further, 3 upper end thickness of lifting hook do half of 3 middle part thickness of lifting hook.

As the preferred setting of the embodiment of the present invention, further, the thickness of the connecting rod 5 is the same as the thickness of the upper end of the hook 3.

Through adopting above-mentioned technical scheme, the sum of 3 upper end thickness of lifting hook and 5 thickness of pole is 3 middle part thickness of lifting hook, so set up, is convenient for install connecting rod 5.

As the utility model discloses an it sets up to prefer, be equipped with corresponding locating pin hole on two lifting hooks 3, two wallboards 1 and be used for installing locating pin 16, 16 one ends of locating pin are provided with the round pin head.

Through adopting above-mentioned technical scheme, behind the lifting hook hoist lifeboat, locating pin 16 inserts the locating pin hole that corresponds, fixes spacingly to the lifting hook, avoids because rock or the emergent release lever of mistake pull and the unexpected release of lifeboat that leads to, can further improve the security.

As the preferred arrangement of the utility model, the inner wall of the body of the lifting hook 3 is provided with a rubber gasket 17.

Through adopting above-mentioned technical scheme, 3 inner walls of lifting hook are difficult for doubly the cable wire wearing and tearing, increase of service life.

In conclusion, the utility model has simple structure and reasonable design, the two lifting hooks 3 are overlapped to form a closed loop, so that the lifting hook 3 has the advantage that the steel cable is not easy to fall off, the rubber gasket 17 is arranged on the inner wall of the body of the lifting hook 3, and the inner wall of the lifting hook 3 is not easy to wear; the positioning pin 16 is arranged, so that the lifeboat can be prevented from being released accidentally; after one lifting hook 3 is damaged, the other lifting hook can still work normally, so that the accident rate is reduced; the utility model discloses only need the emergent release lever 14 of pulling, can realize quick release, it is easy and simple to handle.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims above, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

Claims (7)

1. A double-hook release hook of a lifeboat comprises wall plates, and is characterized in that the two wall plates are symmetrically arranged and connected through a connecting shaft, two hooks are arranged between the two wall plates in a staggered manner, the middle parts of the two hooks are arranged on the same hook shaft, the hook shaft is connected with the two side wall plates, and the upper ends of the hooks are rotatably connected with connecting rods; the wall plate is provided with corresponding strip-shaped through holes above the hook shaft, an upper end strip-shaped block and a lower end strip-shaped block which are fixedly connected with the two wall plates are respectively arranged at the upper end and the lower end in the strip-shaped through holes, moving blocks are arranged in the strip-shaped through holes, the middle parts of the moving blocks are cylindrical, two connecting rods are rotatably arranged on a cylinder in the middle of the moving blocks, springs are fixed on the upper end strip-shaped blocks, the other ends of the springs are connected with the moving blocks, and the springs tightly press the moving blocks on the lower end strip-shaped blocks; the handle is characterized by further comprising a handle, wherein one end of the handle is connected with two side wall plates through a handle rotating shaft, the end part of the handle, which is located on one side of the rotating shaft, is rotatably connected with a steel cable, the upper end bar-shaped block is provided with a through hole, the steel cable penetrates through the through hole and is fixedly connected with the lower end bar-shaped block, and the other end of the handle is connected with an emergency release lever through a chain.

2. The lifeboat dual hook release hook of claim 1, wherein when the moving mass is positioned at the bottom end of the strip through hole, the teeth at the bottom ends of the two hooks overlap to form a closed loop; when the moving block is positioned at the top end of the strip-shaped through hole, the two connecting rods are horizontal, and the hook teeth at the bottom ends of the two lifting hooks are not overlapped.

3. The lifeboat dual hook release hook of claim 1, wherein the hook upper end and hook middle are provided with a shoulder, the hook upper end width being less than the hook middle width.

4. A lifeboat dual hook release hook as claimed in claim 3, wherein the hook upper end thickness is half the hook mid-section thickness.

5. The lifeboat dual hook release hook of claim 4, wherein the link thickness is the same as the hook upper end thickness.

6. The lifeboat dual hook release hook of claim 1, wherein the two hooks and the two panels have corresponding positioning holes for receiving positioning pins, and the positioning pins have pin heads at one ends.

7. The lifeboat dual hook release hook of claim 1, wherein the hook body inner wall is provided with a rubber gasket.

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