CN218538955U

CN218538955U - Hoisting device for hoisting equipment

Info

Publication number: CN218538955U
Application number: CN202222599435.5U
Authority: CN
Inventors: 叶青云; 叶榜钺; 胡刚刚
Original assignee: Ningbo Ruyi JSCL
Current assignee: Ningbo Ruyi JSCL
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-02-28
Anticipated expiration: 2032-09-29

Abstract

The utility model relates to a hoisting equipment's technical field to specifically disclose a hoisting accessory for hoisting equipment, include: the lifting chain is movably fixed on the hoisting equipment through an installation block, the lifting chain is movably arranged on the installation block in a penetrating mode, a limiting plate is arranged on the outer side of the upper end of the lifting chain, and an elastic piece is arranged between the limiting plate and the installation block; the lifting hook is positioned at the lower end of the lifting chain; when the lifting hook meets with the goods, the elastic part is in a compression state, the upper end of the lifting chain is fixed on the hoisting equipment through a return spring, the lifting hook is located below the lifting chain, namely when the lifting hook is located a little above the goods, the lifting hook can be directly pulled down, the lifting hook is more convenient to hook the goods through extruding the return spring, and when the lifting hook is pulled down, the return spring can be pressed down, the return spring has an upward elastic force to act on the lifting hook, so that the lifting hook can keep a hook state with the goods.

Description

Hoisting device for hoisting equipment

Technical Field

The utility model relates to a hoisting equipment's technical field refers in particular to a hoisting accessory for hoisting equipment.

Background

The crane car wide application can be with placing in places such as engineering or pier storage, and jack-up in subaerial goods to carry out the short distance displacement with this goods, generally set up the lifting hook in the lifting chain below, collude the goods through the lifting hook, and rethread hinge structure carries out the oscilaltion action, realizes the jack-up of goods.

However, in the prior art, the sling chain and the lifting hook are fixed through the hinge structure, and under the condition that the hinge structure is not movable, the sling chain and the lifting hook cannot lift independently, the lifting hook has the condition that the height is slightly higher than the height of the goods, the electric control equipment needs to be played again, and the sling chain is placed through the hinge structure, so that the operation is inconvenient.

Disclosure of Invention

The utility model discloses having considered aforementioned problem and having made, utility model's purpose provides a hoisting accessory for hoisting equipment, the elastic component can drive the lifting hook and collude tight goods to through pushing down the adjustable lifting hook position of elastic component.

In order to achieve the above object, the utility model provides a hoisting accessory for hoisting equipment, include:

the lifting chain is movably fixed on the hoisting equipment through an installation block, the lifting chain is movably arranged on the installation block in a penetrating mode, a limiting plate is arranged on the outer side of the upper end of the lifting chain, and an elastic piece is arranged between the limiting plate and the installation block;

a hook at a lower end of the hoist chain;

when the hook is connected with the goods, the elastic piece is in a compressed state.

According to the hoisting device for the hoisting equipment, the upper end of the hoisting chain is provided with the connecting rod, the limiting plate is movably sleeved on the outer side of the connecting rod, the elastic piece is sleeved on the outer side of the connecting rod, and the upper end of the elastic piece is connected with the bottom of the limiting plate;

the connecting rod upper end is equipped with lock nut, lock nut with the connecting rod meshing, just lock nut's lower terminal surface with the top surface laminating of limiting plate.

According to the hoisting device for the hoisting equipment, the connecting rod on the upper side of the locking nut is provided with the limiting pin, and the limiting pin can be inserted into and pulled out of the connecting rod.

According to the lifting device for the lifting equipment, the elastic piece is set to be the return spring, the return spring is sleeved outside the connecting rod, one end of the return spring is connected with the bottom of the limiting plate, and the other end of the return spring is connected with the top of the mounting block.

According to a hoisting accessory for hoisting equipment, its characterized in that still includes a locating piece, be equipped with a constant head tank on the locating piece, the connecting rod can block in the constant head tank, the bottom of limiting plate can with the top butt of locating piece.

According to the hoisting device for the hoisting equipment, the positioning block is rotatably arranged on the mounting block and can be rotated to be connected with the limiting plate or separated from the limiting plate;

when the lifting hook is connected with the goods, the top of the positioning block is connected with the bottom of the limiting plate in an abutting mode.

According to the hoisting device for the hoisting equipment, four mounting blocks are arranged, and the four mounting blocks are respectively arranged at the four corners of the hoisting equipment;

the hanging chains are four, and the four hanging chains correspond to the four mounting blocks one to one.

According to the lifting device for the hoisting equipment, the mounting block is obliquely mounted on the hoisting equipment, and the sling chain is obliquely oriented to the bottom of the cargo.

The utility model discloses following beneficial effect has:

1. the upper end of the lifting chain is fixed on the hoisting equipment through a return spring, the lifting hook is positioned below the lifting chain, namely when the lifting hook is positioned at a point above the goods, the lifting hook can be directly pulled down, and the goods can be more conveniently hooked by the lifting hook through squeezing the return spring;

2. when the lifting hook is pulled down, the return spring is pressed down, and the return spring has an upward elastic force to act on the lifting hook so that the lifting hook can be kept in a hooking state with goods;

3. the positioning block is arranged between the limiting plate and the mounting block, so that the lifting hook can be prevented from continuously moving downwards after hooking the goods, the locking and positioning effects are achieved, and the return spring can be prevented from being excessively compressed and deformed.

Drawings

Fig. 1 is a schematic view of the overall structure of the hoisting device of the embodiment;

FIG. 2 is an overall view of the hoist chain of the present embodiment;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

In the figure: 1. a hoist chain; 2. mounting a block; 3. a limiting plate; 4. a return spring; 5. a connecting rod; 6. locking the nut; 7. a limit pin; 8. a hook; 9. positioning a block; 10. positioning a groove; 11. hoisting equipment.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, a lifting apparatus for a lifting device, comprising:

sling chain 1, it fixes on hoisting equipment 11 through an installation piece 2 activity, the activity of sling chain 1 is worn to establish on the installation piece 2, just the upper end outside of sling chain 1 is equipped with a limiting plate 3, limiting plate 3 with be equipped with an elastic component between the installation piece 2, sling chain 1 fixes on hoisting equipment 11 through an elastic component promptly, and during drop-down sling chain 1, the elastic component will be compressed to the limiting plate 3 of sling chain 1, can finely tune the position of sling chain 1.

Lifting hook 8, it is located under 8 can't reach the goods condition of lifting hook 8 at the lower extreme of lifting chain 1, can drop down lifting hook 8, pushes down the elastic component through limiting plate 3 of lifting chain 1, realizes the fine setting of 8 positions of lifting hook.

When lifting hook 8 meets with the goods, the elastic component is in compression state, and when the elastic component was in compression state, it can provide an ascending elasticity and pass through the lifting chain 1 and act on lifting hook 8, can make lifting hook 8 and goods remain inseparable connection all the time, prevents that lifting hook 8 from unhooking.

Preferably, the upper end of lifting chain 1 is equipped with a connecting rod 5, the 3 movable sleeve of limiting plate is established the outside of connecting rod 5, the elastic component cover is established the 5 outsides of connecting rod, just the upper end of elastic component with limiting plate 3 bottoms meet, the 5 upper ends of connecting rod are equipped with lock nut 6, lock nut 6 with the meshing of connecting rod 5, just lock nut 6 the lower terminal surface with the top surface laminating of limiting plate 3, in this embodiment, set up the activity of limiting plate 3 in the outside of connecting rod 5, through the fixed its position of centre gripping of elastic component and lock nut 6, accessible lock nut 6 adjusts its upper and lower position, and then adjusts the compressive capacity of elastic component.

Further preferably, be equipped with a spacer pin 7 on the connecting rod 5 of lock nut 6 upside, pluggable the inserting of spacer pin 7 is established on the connecting rod 5, lock nut 6 is in case the smooth silk, especially under the condition that the goods was colluded to lifting hook 8, 1 drive connecting rod 5 downstream of chain sling, elastic component drive limiting plate 3 upward movement, then limiting plate 3 can break away from the contact with connecting rod 5 this moment, connecting rod 5 can the downstream, break away from the contact with hoisting equipment 11, probably lead to dropping of goods, take place the dangerous accident, add spacer pin 7 and can guarantee that lock nut 6 and limiting plate 3 can not break away from connecting rod 5, prevent to take place dangerous accident.

Further preferably, the elastic component is set to return spring 4, return spring 4 cover is established the outside of connecting rod 5, just return spring 4's one end with limiting plate 3's bottom meets, return spring 4's the other end with the top of installation piece 2 meets.

Further preferably, still include a locating piece 9, be equipped with a constant head tank 10 on the locating piece 9, connecting rod 5 can block into in the constant head tank 10, the bottom of limiting plate 3 can with the top butt of locating piece 9, when the cladding of locating piece 9 is in the connecting rod 5 outside, if drop-down hanging chain 1, limiting plate 3's bottom plate just can possibly with the top butt of locating piece 9, and limiting plate 3 can't continue to descend this moment, and hanging chain 1 also can't continue to descend, avoids return spring 4 excessively to push down the deformation inefficacy.

Further preferably, the rotatable setting of locating piece 9 is in on the installation piece 2, the locating piece 9 can rotate to with limiting plate 3 meet or with limiting plate 3 breaks away from the contact, works as when lifting hook 8 meets with the goods, the top of locating piece 9 with the bottom butt of limiting plate 3 can advance locating piece 9 and turn round when need not using lifting hook 8, in the use, rotates locating piece 9 to the cladding in the outside of connecting rod 5.

Preferably, four installation blocks 2 are provided, the four installation blocks 2 are respectively arranged at four corners of the hoisting equipment 11, four lifting chains 1 are provided, the four lifting chains 1 correspond to the four installation blocks 2 one to one, and the four lifting chains 1 are more stable in the hoisting process.

Further preferably, the installation block 2 is obliquely installed on the hoisting equipment 11, the suspension chains 1 are obliquely oriented to the bottom of the cargo, and the four suspension chains 1 are all oriented to the bottom of the cargo, so that the contact part of the lifting hook 8 and the cargo can be ensured to be a stressed part of the cargo.

The technical solutions of the present invention have been described in detail with reference to the accompanying drawings, and the described embodiments are used to help understand the ideas of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the claims.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. A lifting apparatus for a lifting device, comprising:

a hook positioned at a lower end of the hoist chain;

2. The hoisting device for the hoisting equipment according to claim 1, wherein a connecting rod is arranged at the upper end of the hoist chain, the limiting plate is movably sleeved outside the connecting rod, the elastic member is sleeved outside the connecting rod, and the upper end of the elastic member is connected with the bottom of the limiting plate;

3. The hoisting device for hoisting equipment according to claim 2, wherein the connecting rod on the upper side of the lock nut is provided with a limit pin, and the limit pin is inserted into and pulled out of the connecting rod.

4. The lifting device for the hoisting equipment according to claim 2, wherein the elastic member is a return spring, the return spring is sleeved outside the connecting rod, one end of the return spring is connected with the bottom of the limiting plate, and the other end of the return spring is connected with the top of the mounting block.

5. The hoisting device for hoisting equipment according to claim 2, further comprising a positioning block, wherein the positioning block is provided with a positioning groove, the connecting rod can be clamped into the positioning groove, and the bottom of the positioning block can abut against the top of the positioning block.

6. The hoisting device of claim 5, wherein the positioning block is rotatably disposed on the mounting block, and the positioning block is rotatable to be connected with or separated from contact with the limiting plate;

7. The hoisting device for hoisting equipment according to claim 1, wherein the number of the mounting blocks is four, and the four mounting blocks are respectively arranged at four corners of the hoisting equipment;

8. A lifting means for a lifting apparatus according to claim 7, wherein the mounting block is mounted on the lifting apparatus at an angle, the hoist chain being angled towards the bottom of the load.