CN212475804U

CN212475804U - Safety hook with safety latch

Info

Publication number: CN212475804U
Application number: CN202021281601.1U
Authority: CN
Inventors: 张以驹
Original assignee: Maanshan Zhongqian Environmental Protection Technology Co ltd
Current assignee: Maanshan Zhongqian Environmental Protection Technology Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-02-05
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a safety lifting hook with safety latch, including the lifting hook body, the fixed rings that are equipped with in lifting hook body top, the fixed regulation seat that is equipped with in rings one side, the fixed loose axle that is equipped with on the lifting hook body, the cover is equipped with the latch on the loose axle, the latch top is equipped with connecting block one, swing joint is equipped with the movable rod on the connecting block one, the movable rod keeps away from connecting block one end and two swing joint of connecting block, adjusts the seat bottom and sets up flutedly, the inside lead screw that is equipped with of recess, lead screw outside threaded connection is equipped with the slider, connecting block two are. Has the advantages that: can drive the inside lead screw of recess and rotate, the lead screw drives the slider and slides, and the slider drives two slides of connecting block, and two drive movable rods of connecting block remove, and the movable rod drives connecting block one and removes downwards, under the cooperation of loose axle, drives the latch round the loose axle removes downwards, plugs up the top opening part of lifting hook body through the latch, avoids lifting by crane the in-process, takes place the landing of article, has improved the security greatly.

Description

Safety hook with safety latch

Technical Field

The present invention relates to a lifting hook, and more particularly, to a safety lifting hook with a safety latch.

Background

A hook is one of the most common lifting tools in lifting machinery. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like.

However, when the existing lifting hook lifts off needed articles, the top end of the opening cannot automatically realize the self-locking function, so that the use safety of the lifting hook is reduced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety lifting hook with safety latch to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety lifting hook with safety latch, includes the lifting hook body, the fixed rings that are equipped with in lifting hook body top, the fixed regulation seat that is equipped with in rings one side, the fixed loose axle that is equipped with on the lifting hook body, the cover is equipped with the latch on the loose axle, the latch top is equipped with connecting block one, swing joint is equipped with the movable rod on the connecting block one, the movable rod is kept away from two swing joint of connecting block one end and connecting block, adjust the seat bottom and seted up flutedly, the inside lead screw that is equipped with of recess, lead screw outside threaded connection is equipped with the slider, connecting block two is fixed the slider bottom.

Furthermore, a motor is arranged in the groove, and the output end of the motor is connected with the screw rod.

Furthermore, a bearing is fixedly arranged inside the groove, and one end of the screw rod penetrates through the bearing and extends into the bearing.

Furthermore, the inside symmetry of recess is fixed and is equipped with the gag lever post, the slider both ends run through respectively in the gag lever post.

Further, the groove inner wall is provided with a controller, and the controller is electrically connected with the motor.

The utility model provides a safety lifting hook with safety latch, beneficial effect as follows:

(1) through being equipped with regulation seat and latch, when the lifting hook body hoisted appointed article, can drive the inside lead screw of recess and rotate, the lead screw drives the slider and slides, the slider drives two slides of connecting block, two drive movable rod movements of connecting block, the movable rod drives connecting block one and moves down, under the cooperation of loose axle, drive the latch round the loose axle and move down, plug up the top end opening part of lifting hook body through the latch, avoid lifting by crane the in-process, the landing of taking place article, the security has improved greatly.

(2) The controller is arranged to control the motor to work and drive the screw rod to rotate; the limiting rod is arranged, so that the sliding block is limited.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a safety hook having a safety latch according to an embodiment of the present invention;

fig. 2 is a bottom view of a groove in a safety hook with a safety latch according to an embodiment of the present invention.

Reference numerals:

1. a hook body; 2. a hoisting ring; 3. an adjusting seat; 4. a movable shaft; 5. a latch; 6. a first connecting block; 7. a movable rod; 8. a second connecting block; 9. a screw rod; 10. a groove; 11. a slider; 12. a motor; 13. a bearing; 14. a limiting rod; 15. and a controller.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-2, according to an embodiment of the present invention, a safety hook with a safety latch includes a hook body 1, a hanging ring 2 is fixed on a top of the hook body 1, an adjusting seat 3 is fixed on one side of the hanging ring 2, a movable shaft 4 is fixed on the hook body 1, a latch 5 is sleeved on the movable shaft 4, a first connecting block 6 is arranged on a top of the latch 5, a movable rod 7 is movably connected on the first connecting block 6, one end of the movable rod 7, which is far away from the first connecting block 6, is movably connected with a second connecting block 8, a groove 10 is formed in a bottom of the adjusting seat 3, a lead screw 9 is arranged inside the groove 10, a slider 11 is arranged outside the lead screw 9 in a threaded connection manner, the second connecting block 8 is fixed at a bottom of the slider 11, and when the hook body 1 hangs a specific object, can drive the inside lead screw 9 of recess 10 and rotate, lead screw 9 drives slider 11 and slides, slider 11 drives two 8 slides of connecting block, two 8 drive movable rod 7 of connecting block remove, movable rod 7 drives 6 downstream of connecting block, under the cooperation of loose axle 4, drive latch 5 round the 4 downstream of loose axle, block up the top end opening part of lifting hook body 1 through latch 5, avoid lifting by crane the in-process, the landing of taking place article, the security has been improved greatly.

Example two:

referring to fig. 1-2, for the groove 10, a motor 12 is installed inside the groove 10, and an output end of the motor 12 is connected to the screw rod 9. For the groove 10, a bearing 13 is fixedly arranged inside the groove 10, and one end of the screw rod 9 penetrates through the bearing 13 and extends into the bearing 13. For the groove 10, a limiting rod 14 is symmetrically and fixedly arranged inside the groove 10, and two ends of the sliding block 11 respectively penetrate through the limiting rod 14. For the groove 10, a controller 15 is installed on the inner wall of the groove 10, the controller 15 is electrically connected with the motor 12, and the controller 15 is arranged to control the motor 12 to work and drive the screw rod 9 to rotate; the limiting rod 14 is arranged to limit the sliding block 11.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

When in actual application, adjust seat 3 and latch 5 through being equipped with, when lifting hook body 1 hoists appointed article, can drive the inside lead screw 9 of recess 10 and rotate, lead screw 9 drives slider 11 and slides, slider 11 drives two 8 of connecting block and slides, two 8 of connecting block drive movable rod 7 and remove, movable rod 7 drives one 6 downstream of connecting block, under the cooperation of loose axle 4, drive latch 5 round 4 downstream of loose axle, block up the top end opening part of lifting hook body 1 through latch 5, avoid hoisting the in-process, the landing of taking place article, the security has been improved greatly. The controller 15 is arranged to control the motor 12 to work and drive the screw rod 9 to rotate; the limiting rod 14 is arranged to limit the sliding block 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A safety hook with a safety latch, characterized in that it comprises a hook body (1), a lifting ring (2) is fixedly arranged at the top of the lifting hook body (1), an adjusting seat (3) is fixedly arranged at one side of the lifting ring (2), a movable shaft (4) is fixedly arranged on the lifting hook body (1), a latch (5) is sleeved on the movable shaft (4), the top of the latch (5) is provided with a first connecting block (6), the first connecting block (6) is movably connected with a movable rod (7), one end of the movable rod (7) far away from the first connecting block (6) is movably connected with a second connecting block (8), a groove (10) is formed at the bottom of the adjusting seat (3), a screw rod (9) is arranged in the groove (10), the outer side of the screw rod (9) is connected with a sliding block (11) in a threaded mode, and the second connecting block (8) is fixed to the bottom of the sliding block (11).

2. A safety hook with safety latch as claimed in claim 1, characterized in that the recess (10) is internally provided with a motor (12), the output of the motor (12) being connected to the screw (9).

3. A safety hook with a safety latch as claimed in claim 2, characterised in that a bearing (13) is fixed inside the groove (10), and one end of the screw rod (9) penetrates through the bearing (13) and extends into the bearing (13).

4. A safety hook with a safety latch as claimed in claim 3, characterised in that the inside of the groove (10) is symmetrically fixed with a limit rod (14), and both ends of the slider (11) are respectively penetrated through the limit rod (14).

5. A safety hook with a safety latch as claimed in claim 4, characterized in that a controller (15) is mounted on the inner wall of the recess (10), the controller (15) being electrically connected to the motor (12).