CN217627139U

CN217627139U - Crucible is with strengthening stable form structure of lifting by crane

Info

Publication number: CN217627139U
Application number: CN202221881421.6U
Authority: CN
Inventors: 王钦; 赵虎; 王磊; 刘小会
Original assignee: Baoji Tengyuan New Metal Materials Co ltd
Current assignee: Baoji Tengyuan New Metal Materials Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-10-21
Anticipated expiration: 2032-07-20

Abstract

The reinforced stable lifting structure for the crucible comprises a lifting frame, wherein a plurality of claw components are uniformly distributed on the lifting frame around the lifting frame, each claw component comprises a claw seat and a claw, the claw seats are fixedly connected with the edge of the lifting frame, the claw seats are formed by two side plates which are vertically parallel to each other, an inner cavity for mounting the claws is formed between the two side plates, the claws are arranged between the two side plates, and the upper parts of the claws are hinged with the two side plates; still include the circumference equipartition in crucible border a week outside and with a plurality of hook components correspond a plurality of bosses of lifting by crane. The utility model improves the overall stability of the hoisting structure, strengthens the edge strength of the crucible hoisting connection part, and ensures that the crucible hoisting transportation is safe, reliable and stable; simple structure, convenient manufacture and long service life.

Description

Crucible is with strengthening stable form structure of lifting by crane

Technical Field

The utility model belongs to the technical field of lift by crane, concretely relates to crucible is with strengthening stable form structure of lifting by crane.

Background

The crucible needs to be carried out a series of subsequent process steps in the using process, the work needs to convey the crucible to the next process from the previous process, so that the crucible needs to be lifted and conveyed, and the crucible body is heavy, so that the requirement on a lifting appliance in the lifting process is high. The lifting lug of U type structure is adopted in crucible lifting now, during the use, blocks the lifting lug of U type structure at the crucible border, then the lifting lug passes through two bolts and crucible border fixed connection. The lifting lug of the structure is thinner and thinner in connection, is unsafe and unstable in lifting, and burrs can be generated on the lifting lug after the steel wire rope used in cooperation with the lifting lug is used for several times, so that safe lifting cannot be guaranteed. Therefore improvements are necessary for employee and equipment safety.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a reinforced stable lifting structure for crucible, which improves the overall stability of the lifting structure, enhances the edge strength of the crucible lifting connection part, and ensures that the crucible lifting transportation is safe, reliable and stable; simple structure, convenient manufacture and long service life.

The utility model adopts the technical proposal that: the reinforced stable lifting structure for the crucible comprises a lifting frame, wherein a plurality of claw components are uniformly distributed on the periphery of the lifting frame, each claw component comprises a claw seat and a claw, the claw seats are fixedly connected with the edge of the lifting frame, the claw seats are formed by two side plates which are vertically parallel to each other, an inner cavity for mounting the claws is formed between the two side plates, the claws are arranged between the two side plates, and the upper parts of the claws are hinged with the two side plates; the lifting device further comprises a plurality of lifting bosses which are circumferentially and uniformly distributed on the outer side of the edge of the crucible in a circle and correspond to the plurality of claw components.

The technical scheme is further limited, the lifting frame is of an equilateral triangle structure, hook claw assemblies are fixedly connected to three vertexes of the lifting frame to form a three-claw lifting structure, and three lifting bosses are arranged on the outer side of one circle of the edge of the corresponding crucible.

In addition, the lifting frame is a frame structure formed by splicing and welding steel plates.

The technical scheme is further limited, the hook claw is of an L-shaped structure, the upper portion of the hook claw is hinged with the hook claw seat through a pin shaft, the L-shaped bend at the lower portion of the hook claw faces the inner side of the hook claw seat, and a pull ring is arranged on the back of the hook claw.

The technical scheme is further limited, the outer sides of the two side plates are both provided with a limiting pin seat at the same horizontal position, the limiting pin seats are provided with pin holes, and a limiting pin penetrates through the limiting pin seats and is used for supporting and limiting the pulled-up claw; and observation holes are coaxially arranged on the two side plates of the hook claw seat.

According to the technical scheme, the inner side surfaces of the two side plates of the hook claw seat are matched with the outer side surface of the lifting lug boss around the crucible in a clearance fit mode to form an inner side matching surface of the hook claw seat when the lifting is carried out.

In the further limitation of the technical scheme, the lifting lug boss is fixedly connected with the edge of the crucible through 6 countersunk head bolts.

Further limited by the technical scheme, the upper part of the lifting frame is fixedly provided with a lifting ring.

Compared with the prior art, the utility model advantage:

1. the reinforced hoisting structure in the scheme is composed of the hoisting frame of the steel plate frame structure, the claw seat and the L-shaped claw, so that the overall stability of the claw is improved; the lifting lug bosses are fixedly connected with the crucible through a plurality of bolts, the edge strength of the lifting joint of the crucible is enhanced, and the plurality of hooks and the plurality of lifting lug bosses are matched for lifting, so that the lifting and transferring of the crucible are safe, reliable and stable;

2. the hoisting structure in the scheme is stable and firm in whole, simple in structure, convenient to manufacture and long in service life;

3. two curb plate medial surfaces of the claw seat form the inboard adaptation face of claw seat with the boss lateral surface clearance adaptation of lifting by crane of crucible a week simultaneously when lifting by crane in this scheme, then combine the block of claw and the boss of lifting by crane, can realize this stability of lifting by crane structure and crucible and combine, avoid lifting by crane the in-process and rock.

Drawings

FIG. 1 is a front view of the middle lifting frame and the hook assembly of the present invention;

FIG. 2 is a top view of the structure of the middle lifting frame and the hook assembly of the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 according to the present invention;

FIG. 4 is a front view of the structure of the crucible of the present invention with a lifting boss;

FIG. 5 is a top view of the crucible structure with a lifting boss;

fig. 6 is a schematic view of the usage state of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Referring to fig. 1-6, embodiments of the present invention are detailed.

The reinforced stable type lifting structure for the crucible comprises a lifting frame 1, and a lifting ring 14 is fixedly arranged at the upper part of the lifting frame 1, as shown in figures 1 and 2. The lifting frame 1 is a frame structure formed by splicing and welding steel plates. A plurality of claw components are uniformly distributed on the lifting frame 1 in a circle. Preferably, the lifting frame 1 is in an equilateral triangle structure, and three vertexes of the lifting frame 1 are fixedly connected with claw assemblies to form a three-claw lifting structure.

Each claw assembly comprises a claw seat 2 and a claw 4, the claw seat 2 is fixedly connected with the edge of the lifting frame 1, the claw seat 2 is composed of two side plates 3 which are vertically parallel to each other, as shown in fig. 3, an inner cavity for installing the claw 4 is formed between the two side plates 3, the claw 4 is arranged between the two side plates 3, and the upper part of the claw 4 is hinged with the two side plates 3.

Preferably, the hook claw 4 is of an L-shaped structure, the upper portion of the hook claw 4 is hinged to the hook claw seat 2 through a pin shaft 5, the L-shaped bend at the lower portion of the hook claw 4 faces the inner side of the hook claw seat 2, and a pull ring 8 is arranged on the back of the hook claw 4.

The limiting pin bases 6 are arranged at the same horizontal position on the outer sides of the two side plates 3, pin holes are formed in the limiting pin bases 6, and limiting pins 7 penetrate through the limiting pin bases 6 and are used for limiting the hook claws 4 in a pulled-up or hook claw state. And observation holes 9 are coaxially arranged on the two side plates 3 of the claw seat 2.

As shown in fig. 4 and 5, the crucible lifting device further comprises a plurality of lifting bosses 12 which are uniformly distributed on the outer side of one circle of the edge of the crucible 11 and correspond to the plurality of claw assemblies. Corresponding to the three-jaw hoisting structure, three hoisting bosses 12 are arranged on the outer side of one circle of the edge of the crucible 11. Preferably, the lifting boss 12 is fixedly connected with the edge of the crucible 11 through a plurality of preferably 6 countersunk bolts 13.

The inner side surfaces of two side plates 3 of the plurality of hook claw seats 2 are in clearance fit with the outer side surface of a lifting lug boss 12 on the periphery of a crucible 11 during lifting to form a hook claw seat inner side adaptive surface 10.

When the lifting structure is used, as shown in fig. 6, the lifting structure is lifted and transported to the upper part of a crucible 11, slowly descends to enable the gap between the inner adaptive surface 10 of the hook seat on the inner side of the side plate 3 in the lifting structure to be clamped on the outer side of a lifting boss 12 on the edge of the periphery of the crucible 11, then the limiting pin 7 is pulled out, the hook 4 is slowly rotated outwards by pulling a pull ring 8, and the inward L-shaped bend on the lower part of the hook 4 is clamped on the lower part of the lifting boss 12, so that the lifting can be started.

The utility model improves the overall stability of the hoisting structure, enhances the edge strength of the hoisting connection of the crucible, and ensures that the hoisting and transferring of the crucible are safe, reliable and stable; simple structure, convenient manufacture and long service life.

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, and any reference signs in the claims are not to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Crucible is with strengthening stable form structure of lifting by crane, its characterized in that: the lifting frame comprises a lifting frame (1), a plurality of claw components are uniformly distributed on the periphery of the lifting frame (1), each claw component comprises a claw seat (2) and a claw (4), the claw seats (2) are fixedly connected with the edge of the lifting frame (1), the claw seats (2) are formed by two side plates (3) which are vertically parallel to each other, an inner cavity for installing the claws (4) is formed between the two side plates (3), the claws (4) are arranged between the two side plates (3), and the upper parts of the claws (4) are hinged with the two side plates (3); the lifting device also comprises a plurality of lifting bosses (12) which are uniformly distributed on the outer side of the edge of the crucible (11) along the circumference and correspond to the plurality of claw components.

2. The reinforced stable lifting structure for crucibles according to claim 1, wherein: the lifting frame (1) is of an equilateral triangle structure, the three vertexes of the lifting frame (1) are fixedly connected with hook claw assemblies to form a three-claw lifting structure, and three lifting bosses (12) are correspondingly arranged on the outer side of one circle of the edge of the crucible (11).

3. A reinforced stabilized lifting structure for a crucible as claimed in claim 1 or 2, wherein: the lifting frame (1) is a frame structure formed by splicing and welding steel plates.

4. A reinforced stable type lifting structure for a crucible as claimed in claim 1 or 2, wherein: the hook claw (4) is of an L-shaped structure, the upper portion of the hook claw (4) is hinged to the hook claw seat (2) through a pin shaft (5), the L-shaped bend at the lower portion of the hook claw (4) faces the inner side of the hook claw seat (2), and a pull ring (8) is arranged on the back face of the hook claw (4).

5. A reinforced stabilized lifting structure for a crucible as claimed in claim 1 or 2, wherein: the limiting pin bases (6) are arranged at the same horizontal position on the outer sides of the two side plates (3), pin holes are formed in the limiting pin bases (6), and limiting pins (7) penetrate through the limiting pin bases (6) and are used for supporting and limiting the pulled-up hook claws (4); and observation holes (9) are coaxially arranged on the two side plates (3) of the claw seat (2).

6. A reinforced stable type lifting structure for a crucible as claimed in claim 1 or 2, wherein: the inner sides of the two side plates (3) of the plurality of claw seats (2) are matched with the outer side of a lifting lug boss (12) on the periphery of the crucible (11) in a clearance manner to form claw seat inner side matching surfaces (10) when the lifting is carried out.

7. A reinforced stabilized lifting structure for a crucible as claimed in claim 1 or 2, wherein: the lifting lug boss (12) is fixedly connected with the edge of the crucible (11) through 6 countersunk head bolts (13).

8. A reinforced stable type lifting structure for a crucible as claimed in claim 1 or 2, wherein: and a hoisting ring (14) is fixedly arranged at the upper part of the hoisting frame (1).