CN216613682U

CN216613682U - Inner cover lifting appliance

Info

Publication number: CN216613682U
Application number: CN202121684218.5U
Authority: CN
Inventors: 宁立峥; 雷启文; 周成戈; 何茂华
Original assignee: Hubei Dafan Metal Products Co ltd
Current assignee: Hubei Dafan Metal Products Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-05-27
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to an inner cover lifting appliance which comprises three first steel pipes, three second steel pipes, steel wire rope lifting lug plates, positioning rings, a connecting disc and lifting rings, wherein the three first steel pipes are uniformly distributed according to a circumference of 120 degrees; the middle of the tops of the three first steel pipes is provided with a connecting disc, and the lifting ring is of a U-shaped structure and is arranged in the middle of the tops of the connecting discs. The utility model has the beneficial effects that: when the inner cover lifting device is used, the inner cover of the annealing furnace is placed in the locating ring, then the lifting hooks connected with the three steel wire ropes are placed in the riding grooves of the steel wire rope lug plates respectively, then the lifting hooks are placed in the lifting rings to lift the inner cover of the annealing furnace, so that the center of gravity of the inner cover of the annealing furnace is stable in the lifting process, and the inner cover of the annealing furnace is prevented from being toppled and broken.

Description

Inner cover lifting appliance

Technical Field

The utility model relates to the technical field of hoisting tools, in particular to an inner cover hoisting tool.

Background

In the production of cold-rolled strip steel, rolled coil supply steel strips are usually loaded into a hood-type annealing furnace for annealing, and then materials are loaded into an inner cover of the annealing furnace after being placed on a furnace platform.

The existing lifting appliance is simple and feasible, but has larger lifting and carrying risks, the inner cover of the hood-type annealing furnace is formed by welding cylindrical hollow seamless corrugated pipes, the hood-type annealing furnace has the characteristics of large volume and heavy tonnage, and the lifting appliance adopts a simple lifting hook and steel wire ropes distributed freely to lift and carry, so that the conditions of unstable lifting gravity center of the inner cover, toppling and breaking frequently occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting tool and solve the defects of the prior art.

The technical scheme for solving the technical problems is as follows: an inner cover lifting appliance comprises three first steel pipes, three second steel pipes, steel wire rope lifting lug plates, positioning rings, a connecting disc and lifting rings, wherein the first steel pipes are evenly distributed according to a circumference of 120 degrees, the second steel pipe is vertically arranged at the tail end of each first steel pipe, the steel wire rope lifting lug plates are arranged at the bottoms of the second steel pipes, square horse-walking grooves are formed in each steel wire rope lifting lug plate, and the positioning rings are arranged on the inner sides of the lower ends of the three second steel pipes; install in the middle of three first steel pipe tops connect the disc, it is "U" shape structure and install to play rings connect in the middle of the disc top.

The utility model has the beneficial effects that: when the inner cover lifting device is used, the inner cover of the annealing furnace is placed in the locating ring, then the lifting hooks connected with the three steel wire ropes are placed in the riding grooves of the steel wire rope lug plates respectively, then the lifting hooks are placed in the lifting rings to lift the inner cover of the annealing furnace, so that the center of gravity of the inner cover of the annealing furnace is stable in the lifting process, and the inner cover of the annealing furnace is prevented from being toppled and broken.

Further: the steel pipe structure further comprises three triangular reinforcing rib plates, and the three triangular reinforcing rib plates are respectively arranged at the connecting positions of the first steel pipe and the second steel pipe which are correspondingly connected.

The beneficial effects of the further scheme are as follows: the triangular reinforcing rib plate can improve the strength of the joint of the first steel pipe and the second steel pipe which are correspondingly connected, and the joint is prevented from being broken.

Further: the hoisting device is characterized by further comprising two hoisting connecting plates, wherein the two hoisting connecting plates are symmetrically arranged on the inner side of the hoisting ring, and two ends of the two hoisting connecting plates are bent towards the outer side of the hoisting ring.

The beneficial effects of the further scheme are as follows: the two hoisting connecting plates are symmetrically arranged on the inner side of the hoisting ring, so that the hoisting hook can be conveniently placed in the hoisting ring or taken out of the hoisting ring.

Further: the three first steel pipes and the three second steel pipes are all hollow square pipes.

The beneficial effects of the further scheme are as follows: the hollow square tube section has the advantages of light weight and strong bearing capacity.

Drawings

FIG. 1 is a schematic structural diagram of a lifting tool according to an embodiment of the present invention;

FIG. 2 is a drawing of a lifting tool in use according to an embodiment of the present invention;

in the figure: 1. a first steel pipe; 2. a second steel pipe; 3. a wire rope lug plate; 31. a square trough; 4. positioning rings; 5. connecting the disks; 6. lifting a lifting ring; 7. a triangular reinforcing rib plate; 8. and hoisting the connecting plate.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example one

As shown in fig. 1-2, an inner cover hanger comprises a first steel pipe 1, a second steel pipe 2, a steel wire rope lug plate 3, a positioning ring 4, a connecting disc 5 and a lifting ring 6, wherein the first steel pipe 1 comprises three steel pipes which are uniformly distributed according to a 120-degree circumference, the second steel pipe 2 is arranged at the tail end of each first steel pipe 1, the steel wire rope lug plate 3 is arranged at the bottom of each second steel pipe 2, a square trammer groove 31 is arranged on each steel wire rope lug plate 3, the square trammer groove 31 can facilitate the putting in and taking out of a lifting hook on a steel wire rope, the positioning ring 4 is arranged on the inner side of the lower end of each second steel pipe 2, and the positioning ring 4 not only facilitates the hanger to be sleeved above an inner cover of an annealing furnace, but also accurately positions the inner cover of the annealing furnace; install connection disc 5 in the middle of three first steel pipe 1 tops, play rings 6 and be installed in the middle of connecting disc 5 tops for "U" shape structure, first steel pipe 1, second steel pipe 2, wire rope lug plate 3, position circle 4, connection disc 5 and play rings 6 are Q235B materials, low price, reduction in production cost.

During the use, place the inner cover of annealing stove in position circle 4, then respectively will connect three wire rope's lifting hook and place in wire rope lug plate 3 walk horse groove 31, then place lifting hook in lifting ring 6 and hoist the inner cover of annealing stove, can make the inner cover of annealing stove stable at the in-process focus of hoisting, prevent that the inner cover of annealing stove from toppling over and breaking.

Example two

On the basis of the first embodiment, the steel pipe joint further comprises three triangular reinforcing rib plates 7, the three triangular reinforcing rib plates 7 are respectively installed at the joint of the first steel pipe 1 and the second steel pipe 2 which are correspondingly connected, the triangular reinforcing rib plates 7 can improve the strength of the joint of the first steel pipe 1 and the second steel pipe 2 which are correspondingly connected, the joint is prevented from being broken, the triangular reinforcing rib plates 7 are made of Q235B, the price is low, and the production cost is reduced.

EXAMPLE III

On the basis of the second embodiment, still including lifting by crane connecting plate 8, lift by crane connecting plate 8 and include two, two are lifted by crane connecting plate 8 and are installed at lifting ring 6 inboardly, two are lifted by crane connecting plate 8 both ends and all to 6 outside bending of lifting ring, through lifting by crane connecting plate 8 in lifting ring 6 inboard symmetry setting up, can conveniently put into lifting hook lifting ring 6 or take out from lifting ring 6, lift by crane connecting plate 8 and be Q235B material, the low price, reduction in production cost.

Example four

On the basis of the first embodiment, the second embodiment or the third embodiment, the three first steel pipes 1 and the three second steel pipes 2 are all hollow square pipes, and the hollow square pipe section has the advantages of light weight and strong bearing capacity.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the 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 invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. An inner cover lifting appliance is characterized by comprising three first steel pipes (1), three second steel pipes (2), steel wire rope lifting lug plates (3), positioning rings (4), a connecting disc (5) and lifting rings (6), wherein the first steel pipes (1) are uniformly distributed according to a 120-degree circumference, the second steel pipes (2) are vertically arranged at the tail ends of the first steel pipes (1), the steel wire rope lifting lug plates (3) are arranged at the bottoms of the second steel pipes (2), square riding grooves (31) are formed in the steel wire rope lifting lug plates (3), and the positioning rings (4) are arranged on the inner sides of the lower ends of the three second steel pipes (2); three install in the middle of first steel pipe (1) top connection disc (5), rings (6) are "U" shape structure and install in the middle of connection disc (5) top.

2. An inner cover hanger according to claim 1, further comprising three triangular reinforcing rib plates (7), wherein the three triangular reinforcing rib plates (7) are respectively installed at the connection positions of the first steel pipe (1) and the second steel pipe (2) which are correspondingly connected.

3. An inner cover hanger according to claim 1, further comprising two lifting connecting plates (8), wherein the two lifting connecting plates (8) are symmetrically arranged on the inner side of the lifting ring (6), and both ends of the two lifting connecting plates (8) are bent towards the outer side of the lifting ring (6).

4. An inner hood spreader according to any one of claims 1-3, wherein three of the first steel tubes (1) and three of the second steel tubes (2) are hollow square tubes.