CN214570094U

CN214570094U - Crane gantry hook

Info

Publication number: CN214570094U
Application number: CN202120465446.7U
Authority: CN
Inventors: 杜守虎; 包伟; 孙斌; 林增钦; 孙光泽; 王晔霞; 赵甲斌; 倪龙
Original assignee: Shandong Iron and Steel Co Ltd
Current assignee: Shandong Iron and Steel Co Ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-02
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a hoist gantry hook, including the plate hook that has U type hook groove and install in the welt in U type hook groove, wherein U type hook groove one end is the hook tip, and the other end is the back groove end, and the welt is sectional type structure and divide into many sections sub-arc sections, and every section sub-arc section interconnect is installed in the hook tip to the back groove end in U type hook groove, and every section sub-arc section's extrados all matches in the groove face in U type hook groove, and every section sub-arc section width all is the same and is less than the width of plate hook. The utility model discloses a hoist gantry hook welt adopts the sectional type structure, and welt and gantry hook are laminated easily, avoid the secondary to correct, and easy to assemble can directly change to welt wearing and tearing department when the welt maintenance simultaneously, effectively solves the welt wearing and tearing, reduces the waste of gantry hook or welt, has reduced cost of maintenance, has improved change efficiency.

Description

Crane gantry hook

Technical Field

The utility model belongs to the technical field of the machine-building, especially, relate to a hoist gantry hook.

Background

Crane gantry hook is important lifting device, especially metallurgical enterprise, gantry hook relates to the hoist and mount of equipment facilities such as steel scrap fill, ladle, sediment basin, receives influences such as gudgeon rotational wear, and gantry hook will produce wearing and tearing after using a period, warp, leads to gantry hook to scrap, causes spare parts extravagant, and adopts integral arc to restore gantry hook, and not only the arc manufacturing cost is high, receives the deformation influence simultaneously, and the arc is real difficult with gantry hook subsides, needs the secondary to correct.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that exists among the above-mentioned prior art, the utility model provides a hoist gantry hook, including the plate hook that has U type hook groove and install in the welt in U type hook groove, wherein U type hook groove one end is the hook tip, and the other end is the back groove end, the welt is the sectional type structure and divide into many sections sub-arc sections, and every section sub-arc section interconnect is installed at the hook tip of U type hook groove to the back groove end in U type hook groove, and every section sub-arc section's extrados all matches in the groove face in U type hook groove, and every section sub-arc section's width is the same just is less than the width of plate hook.

Preferably, in the crane gantry hook, the lining plate is divided into six sub-arc segments, namely a first sub-arc segment, a second sub-arc segment, a third sub-arc segment, a fourth sub-arc segment, a fifth sub-arc segment and a sixth sub-arc segment.

Preferably, in the crane gantry hook, the first sub-arc segment is a straight segment.

Preferably, in the crane gantry hook, the second sub-arc segment, the third sub-arc segment, the fourth sub-arc segment, the fifth sub-arc segment and the sixth sub-arc segment have the same arc length.

Preferably, in the crane gantry hook, a welding groove is arranged at the joint of each sub-arc section in the lining plate.

The utility model discloses a hoist gantry hook welt adopts the sectional type structure, and welt and gantry hook are laminated easily, avoid the secondary to correct, and easy to assemble can directly change to welt wearing and tearing department when the welt maintenance simultaneously, effectively solves the welt wearing and tearing, reduces the waste of gantry hook or welt, has reduced cost of maintenance, has improved change efficiency.

Drawings

The accompanying drawings, which are set forth herein, serve to provide a further understanding of the embodiments of the present invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are illustrative of the invention and do not constitute a limitation on the invention. In the drawings:

FIG. 1 is a schematic structural view of a crane gantry hook of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic structural view of a lining plate in the gantry hook of the crane of the present invention;

fig. 4 is a top view of fig. 3.

Description of reference numerals:

1-plate hook, 2-lining plate, 2.1-first sub-arc segment, 2.2-second sub-arc segment, 2.3-third sub-arc segment, 2.4-fourth sub-arc segment, 2.5-fifth sub-arc segment and 2.6-sixth sub-arc segment.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model discloses a crane gantry hook is including the plate hook 1 that has the U type hook groove and install in the welt 2 in U type hook groove, wherein, U type hook groove one end is the hook point end, and the other end is the back groove end, and welt 2 is the sectional type structure, for example is divided into six sections sub-segmental arcs as welt 2 shown in fig. 3, from left to right is first sub-segmental arc 2.1, second sub-segmental arc 2.2, third sub-segmental arc 2.3, fourth sub-segmental arc 2.4, fifth sub-segmental arc 2.5 and sixth sub-segmental arc 2.6 in proper order. Specifically, first sub-arc section 2.1 one end is connected in the hook point end in U type hook groove, the one end of second sub-arc section 2.2 is connected in first sub-arc section 2.1's the other end, the other end in second sub-arc section 2.2 is connected to the one end of third sub-arc section 2.3, the one end of fourth sub-arc section 2.4 is connected in the other end of third sub-arc section 2.3, the one end of fifth sub-arc section 2.5 is connected in the other end of fourth sub-arc section 2.4, the one end of sixth sub-arc section 2.6 is connected in the other end of fifth sub-arc section 2.5, the other end of sixth sub-arc section 2.6 is connected in the back groove end in U type hook groove, the width of every section sub-arc section of welt 2 is the same and is less than the width of plate hook 1, and first sub-arc section 2.1, second sub-arc section 2.2, third sub-arc section 2.3, fourth sub-arc section 2.4, fifth sub-arc section 2.5 and the equal matching of the arc surface of the U type hook groove in the outside of sixth sub-arc section. Preferably, in order to make the lining plate 2 fit with the hook tip of the U-shaped hook groove, the first sub-arc section 2.1 is a straight section.

Preferably, in order to ensure the welding strength of the lining plate 2, a welding groove is reserved at the joint of each sub-arc section, and a welding rod is adopted for welding.

Preferably, the lining plate 2 in the crane gantry hook of the utility model is not limited to six sections, and can be divided into a plurality of sections according to the size of the gantry hook.

Preferably, the arc lengths of the second, third, fourth, fifth and sixth sub-arc segments 2.2, 2.3, 2.4, 2.5 and 2.6 are all equal.

The utility model discloses a 2 installation of welt of hoist gantry hook do: firstly, welding the first sub-arc section 2.1 to the groove surface of the U-shaped hook groove, welding one end of the first sub-arc section 2.1 to the hook tip end of the U-shaped hook groove, welding the second sub-arc section 2.2 to the groove surface of the U-shaped hook groove, connecting one end of the second sub-arc section 2.2 to the other end of the first sub-arc section 2.1, welding the third sub-arc section 2.3, the fourth sub-arc section 2.4 and the fifth sub-arc section 2.5 to the groove surface of the U-shaped hook groove according to the steps in sequence until the sixth sub-arc section 2.6 is welded to the groove surface of the U-shaped groove, connecting one end of the sixth sub-arc section 2.6 to the other end of the fifth sub-arc section 2.5, welding the other end of the sixth sub-arc section 2.6 to the rear groove end of the U-shaped hook groove, and finishing the installation of the lining plate 2.

When the sub-arc section of the lining plate 2 is worn and replaced, firstly, the worn sub-arc section on the lining plate 2 is subjected to gas cutting to remove a welding line, the worn sub-arc section is removed, then, residual cutting slag, burrs and the like on the lining plate 2 are grinded by an electric grinder, and then, a new sub-arc section which is completely consistent with the worn sub-arc section in shape and size is welded to the corresponding lining plate 2, and the replacement is finished.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a hoist gantry hook, is including having the plate hook in U type hook groove and installing in the welt in U type hook groove, wherein U type hook groove one end is the hook point end, and the other end is the back groove end, its characterized in that, the welt is sectional type structure and divide into many sections subarc sections, every section subarc section interconnect is installed the hook point end in U type hook groove extremely the back groove end in U type hook groove, every section the outer cambered surface of subarc section all match in the groove face in U type hook groove, every section the width homogeneous phase of subarc section just is less than the width of plate hook.

2. The crane gantry hook of claim 1, wherein the liner is divided into six sub-arc segments, namely a first sub-arc segment, a second sub-arc segment, a third sub-arc segment, a fourth sub-arc segment, a fifth sub-arc segment and a sixth sub-arc segment.

3. The crane gantry hook of claim 2, wherein the first sub-arc segment is a straight segment.

4. The crane gantry hook of claim 2, wherein the arc lengths of the second, third, fourth, fifth and sixth sub-arcs are equal.

5. The crane gantry hook according to any one of claims 1 to 4, wherein a welding groove is provided at the junction of each sub-arc segment in the lining plate.