CN215101499U

CN215101499U - Novel hook structure of hydraulic rotary crane

Info

Publication number: CN215101499U
Application number: CN202121547319.8U
Authority: CN
Inventors: 李建建; 李琼
Original assignee: Jiangsu Yuanfeng Mechanical Equipment Co ltd
Current assignee: Jiangsu Yuanfeng Mechanical Equipment Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-10
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a novel lifting hook structure that hydraulic pressure gyration was hung, including the lifting hook main part, spacing groove and spring groove have been seted up to lifting hook main part inboard, first round hole has been seted up to spring groove bottom, and first round hole inside has inserted the round bar, round bar surface cover is equipped with the spring, and the one end setting of spring is in spring inslot portion, the one end of round bar is connected with the arm-tie, the other end of round bar is connected with the stopper. The utility model discloses a spacing groove and first round hole carry out rigid position to round bar and stopper and prescribe a limit to, are supported as elasticity by the spring again, and reinforcing lifting hook main part bears the weight of the restriction of using wire rope to the goods, avoids the too big problem that leads to wire rope unhook of range of rocking among the goods hoist and mount process, improves the security of lifting hook structure to restrict the arm-tie through stop gear, avoid the round bar to be pulled under non-manpower effect and lead to the wire rope unhook of hoist and mount goods.

Description

Novel hook structure of hydraulic rotary crane

Technical Field

The utility model relates to a hydraulic pressure gyration hangs technical field, specifically is a novel hook structure that hydraulic pressure gyration hung.

Background

The transfer, loading and unloading of ship cargoes are mainly realized by the hydraulic rotary crane, the hydraulic rotary crane is divided into a straight arm type and a folding arm type according to the structural form, the straight arm type hydraulic rotary crane and the folding arm type hydraulic rotary crane have the advantages, the straight arm type hydraulic rotary crane has strong bearing capacity, and the folding arm type hydraulic rotary crane has the characteristics of flexibility, convenience and the like.

The lifting hook structure that current hydraulic pressure gyration was hung comprises lifting hook main part, buckle, because the intensity of buckle is lower, and hydraulic pressure gyration is hung when the hoist and mount goods, if the goods produced rocking by a relatively large margin, wire rope can break through the restriction of buckle, leads to the condition that wire rope unhook goods dropped to take place, consequently needs a novel lifting hook structure that hydraulic pressure gyration was hung to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel hook structure that hydraulic pressure gyration was hung 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 novel lifting hook structure that hydraulic pressure gyration was hung, includes the lifting hook main part, spacing groove and spring groove have been seted up to lifting hook main part inboard, first round hole has been seted up to spring groove bottom, and first round hole inside has inserted the round bar, round bar surface cover is equipped with the spring, and the one end setting of spring is in spring inslot portion, the one end of round bar is connected with the arm-tie, the other end of round bar is connected with the stopper, and the one end of stopper inserts the spacing inslot portion, the tip of lifting hook main part sets up stop gear.

Preferably, stop gear includes second round hole, dwang and lagging, the second round hole has been seted up to the tip of lifting hook main part, and the inside dwang that has inserted of second round hole, the both ends of dwang are connected with the lagging, and the lagging cover is established in the arm-tie outside.

Preferably, the limiting groove is arranged above the spring groove, and the spring groove and the central shaft of the first round hole are arranged on the same straight line.

Preferably, the outer diameter of the round rod is matched with the inner diameter of the first round hole.

Preferably, the spring is provided with an inner diameter larger than the outer diameter of the round rod, and the outer diameter smaller than the inner diameter of the spring groove.

Preferably, the limiting block is matched with the limiting groove, and the width of the limiting block is larger than the inner diameter of the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the round rod and the limiting block, the round rod and the limiting block are rigidly limited in position through the limiting groove and the first round hole, and then the spring is used as elastic support, so that the limiting effect of the hook main body on the steel wire rope for loading goods is enhanced, the problem of unhooking of the steel wire rope caused by overlarge shaking range in the goods hoisting process is avoided, and the safety of the hook structure is improved;

2. the utility model discloses a be provided with stop gear, restrict the arm-tie through stop gear, avoid the round bar to be pulled under the non-manpower effect and lead to the wire rope unhook of hoist and mount goods.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic perspective view of the deck of the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a hook body; 2. a limiting groove; 3. a spring slot; 4. a first circular hole; 5. a round bar; 6. a spring; 7. pulling a plate; 8. a limiting block; 9. a second circular hole; 10. rotating the rod; 11. and (5) sheathing the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, a novel lifting hook structure of hydraulic rotary crane, includes a lifting hook main body 1, a limiting groove 2 and a spring groove 3 are provided on the inner side of the lifting hook main body 1, a first round hole 4 is provided at the bottom of the spring groove 3, a round bar 5 is inserted into the first round hole 4, a spring 6 is sleeved on the surface of the round bar 5, one end of the spring 6 is disposed inside the spring groove 3, one end of the round bar 5 is connected with a pulling plate 7, the other end of the round bar 5 is connected with a limiting block 8, one end of the limiting block 8 is inserted into the limiting groove 2, and a limiting mechanism is disposed at the end of the lifting hook main body 1.

Specifically, stop gear includes second round hole 9, dwang 10 and lagging 11, and second round hole 9 has been seted up to the tip of lifting hook main part 1, and second round hole 9 is inside to be inserted dwang 10, and the both ends of dwang 10 are connected with lagging 11, and the lagging 11 cover is established in the arm-tie 7 outside, and stop gear is used for restricting arm-tie 7, avoids round bar 5 to be pulled under the non-manpower effect.

Specifically, the limiting groove 2 is arranged above the spring groove 3, and the spring groove 3 and the central shaft of the first round hole 4 are arranged on the same straight line.

Specifically, the outer diameter that round bar 5 set up cooperatees with the internal diameter size of first round hole 4 for round bar 5 can stably establish inside first round hole 4, and can slide inside first round hole 4.

Specifically, the inner diameter of the spring 6 is larger than the outer diameter of the round rod 5, so that the spring 6 can be sleeved on the surface of the round rod 5, and the outer diameter of the spring 6 is smaller than the inner diameter of the spring groove 3, so that one end of the spring 6 can be arranged in the spring groove 3.

Specifically, stopper 8 and spacing groove 2 cooperation setting for can stably place when stopper 8 inserts 2 insides of spacing groove, the width size that stopper 8 set up is greater than the internal diameter of spring 6, avoids spring 6 to deviate from 5 surfaces of round bar.

The working principle is as follows:

the utility model discloses when specifically using, remove the restriction of arm-tie 7 through rotating lagging 11, pulling arm-tie 7 makes it drive round bar 5 and removes, when round bar 5 no longer restricts the opening of lifting hook main part 1, will bear the weight of the wire rope hoist and mount of goods in lifting hook main part 1, unclamp arm-tie 7 and rotate lagging 11, establish the lagging 11 cover in the 7 outsides of arm-tie, carry out the goods transportation again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel lifting hook structure that hydraulic pressure gyration was hung, includes lifting hook main part (1), its characterized in that: spacing groove (2) and spring groove (3) have been seted up to lifting hook main part (1) inboard, first round hole (4) have been seted up to spring groove (3) bottom, and first round hole (4) inside round bar (5) have been inserted, round bar (5) surface cover is equipped with spring (6), and the one end setting of spring (6) is inside spring groove (3), the one end of round bar (5) is connected with arm-tie (7), the other end of round bar (5) is connected with stopper (8), and the one end of stopper (8) inserts inside spacing groove (2), the tip of lifting hook main part (1) sets up stop gear.

2. The novel hook structure of the hydraulic slewing crane according to claim 1, characterized in that: stop gear includes second round hole (9), dwang (10) and lagging (11), second round hole (9) have been seted up to the tip of lifting hook main part (1), and second round hole (9) inside dwang (10) have been inserted, the both ends of dwang (10) are connected with lagging (11), and the lagging (11) cover is established in the arm-tie (7) outside.

3. The novel hook structure of the hydraulic slewing crane according to claim 1, characterized in that: the limiting groove (2) is arranged above the spring groove (3), and the spring groove (3) and the central shaft of the first round hole (4) are arranged on the same straight line.

4. The novel hook structure of the hydraulic slewing crane according to claim 1, characterized in that: the outer diameter of the round rod (5) is matched with the inner diameter of the first round hole (4).

5. The novel hook structure of the hydraulic slewing crane according to claim 1, characterized in that: the inner diameter size that spring (6) set up is greater than the external diameter of round bar (5), the outer diameter size that spring (6) set up is less than the internal diameter of spring groove (3).

6. The novel hook structure of the hydraulic slewing crane according to claim 1, characterized in that: the limiting block (8) is matched with the limiting groove (2), and the width of the limiting block (8) is larger than the inner diameter of the spring (6).