CN216190423U

CN216190423U - Hoisting fixture for H-shaped steel

Info

Publication number: CN216190423U
Application number: CN202122445836.0U
Authority: CN
Inventors: 陈龙海; 李占九; 邱小锋; 沈祝扬
Original assignee: Sinopec Engineering Group Co Ltd; Sinopec Ningbo Engineering Co Ltd; Sinopec Ningbo Technology Research Institute
Current assignee: Sinopec Engineering Group Co Ltd; Sinopec Ningbo Engineering Co Ltd; Sinopec Ningbo Technology Research Institute
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-05
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a lifting clamp for H-shaped steel, which comprises an upper base plate, an upper extension pressing plate, a lower base plate, a side plate and a lifting lug, wherein the upper base plate, the upper extension pressing plate and the lower base plate are vertically welded on the same side of the side plate in sequence from top to bottom, the lifting lug is welded on the upper surface of the upper base plate, a lifting hole is formed in the lifting lug, the length of the upper extension pressing plate is greater than that of the upper base plate, the upper surface of the upper extension pressing plate is welded with the lower surface of the upper base plate, a gap is formed between the lower surface of the upper extension pressing plate and the upper surface of the lower base plate, the height of the gap is matched with the thickness of an upper flange plate of the H-shaped steel, a through groove is formed in the length direction of the lower base plate and penetrates through one end of the lower base plate, which is far away from the side plate, and the width of the through groove is matched with the thickness of the web plate of the H-shaped steel. This hoist and mount fixture simple structure, preparation and convenient to use, swift, hoist and mount are stable, can reach the better effect that prevents the landing of H shaped steel, protect the surface paint of H shaped steel, reduce the construction degree of difficulty, improve hoist and mount efficiency and hoist and mount quality, reduce safe risk.

Description

Hoisting fixture for H-shaped steel

Technical Field

The utility model relates to a hoisting tool for H-shaped steel, in particular to a hoisting fixture for H-shaped steel.

Background

Hoisting of H-shaped steel is very common in petrochemical engineering construction. At present, H-shaped steel is generally hoisted by adopting modes of calipers, steel wire rope binding, sling binding and the like. The problems of inconvenient use, repeated center of gravity and balance need to be found, low hoisting efficiency, easy damage to paint on the surface of the H-shaped steel and the like generally exist in the hoisting of the calipers, and potential hazards such as safety accidents caused by the rollover of the H-shaped steel due to the blockage or infirm clamping exist; the steel wire rope and sling binding type hoisting method has the tedious work of repeatedly binding, repeatedly finding the center of gravity, balancing and the like in the hoisting process, greatly reduces the hoisting efficiency, and has the safety risks of infirm binding, slipping and breaking of the steel wire rope and the sling.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a hoisting clamp for H-shaped steel, which has the advantages of simple structure, convenient and quick manufacture and use, stable and safe hoisting, and overcomes the defects of the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a hoisting clamp for H-shaped steel comprises an upper bottom plate, an upper extension pressing plate, a lower bottom plate, a side panel and a lifting lug, the upper bottom plate, the upper extended pressing plate and the lower bottom plate are vertically welded on the same side of the side panel in sequence, the lifting lug is welded on the upper surface of the upper base plate, a lifting hole is arranged on the lifting lug, the length of the upper extension pressing plate is greater than that of the upper base plate, the lower surface of the upper base plate is welded with the upper surface of the upper extension pressing plate, a gap is arranged between the lower surface of the upper extension pressing plate and the upper surface of the lower base plate, the height of the gap is matched with the thickness of an upper flange plate of the H-shaped steel, a through groove is arranged on the lower bottom plate, the through grooves are arranged along the length direction of the lower bottom plate, the through grooves penetrate through one end, far away from the side panel, of the lower bottom plate, and the width of each through groove is matched with the thickness of a web plate of the H-shaped steel.

When the lifting device is used, two ends of a web plate of the H-shaped steel are respectively inserted into a through groove, two ends of an upper flange plate of the H-shaped steel respectively extend into a gap, shackles are respectively arranged on lifting lugs on two sides of the H-shaped steel, a hook of a crane is respectively connected with the two shackles through two equal-length steel wire ropes, the H-shaped steel is directly lifted after being prepared, and the H-shaped steel is lifted through the two equal-length steel wire ropes and is self-balanced in the lifting process.

In-process at hoist and mount H shaped steel, the logical inslot on the lower plate is worn to locate by the web of H shaped steel, the side board of H shaped steel both sides can prevent H shaped steel landing, and the upper surface of the upper limb listrium of H shaped steel is hugged closely to the last extension clamp plate, the lower surface of the upper limb listrium of H shaped steel is hugged closely to the lower plate, the area that compresses tightly of multiplicable fixture, increase the stability of hoist and mount, reach the better effect that prevents H shaped steel landing, and protect the surface paint of H shaped steel, thereby reduce the construction degree of difficulty, improve hoist and mount efficiency and hoist and mount quality, reduce the safety risk.

Preferably, the length of the upper bottom plate is the same as that of the lower bottom plate, and the width of the upper bottom plate, the width of the upper extension pressing plate, the width of the lower bottom plate and the width of the side panels are respectively the same as that of the H-shaped steel, so that the compactness of the hoisting clamp structure is improved, and the scratch damage to the surface paint of the H-shaped steel can be effectively reduced.

Preferably, the lower surface of the upper extension pressing plate and the upper surface of the lower bottom plate are respectively provided with an anti-skidding rubber pad, so that the friction coefficient between the H-shaped steel and the hoisting fixture in the hoisting process is increased, and the effects of better preventing the H-shaped steel from slipping and protecting paint on the surface of the H-shaped steel are realized.

Preferably, the lifting lug, the upper bottom plate, the upper extended pressing plate, the lower bottom plate and the side panel are respectively steel plates.

Preferably, the upper base plate is provided with a welding air hole, the position of the welding air hole is staggered with the welding position of the lifting lug on the upper surface of the upper base plate, and the upper base plate and the upper extension pressing plate are welded in a surrounding welding mode on three sides.

Preferably, the lifting lugs, the upper bottom plate, the upper elongated pressing plate, the lower bottom plate and the side panels are respectively made of Q235B steel plates. The Q235B steel plate is easy to obtain on the construction site of petrochemical engineering, and is convenient for manufacturing the hoisting clamp.

Preferably, the thicknesses of the lifting lug, the upper base plate, the lower base plate and the side plate are respectively 20mm, the thickness of the upper extension pressing plate is 10mm, and the length of the upper extension pressing plate is 20-30 mm greater than that of the upper base plate.

Compared with the prior art, the utility model has the following advantages: the hoisting fixture disclosed by the utility model is simple in structure, convenient and quick to manufacture and use, and stable in hoisting, can achieve a better effect of preventing H-shaped steel from sliding off, and protects paint on the surface of the H-shaped steel, so that the construction difficulty is reduced, the hoisting efficiency and the hoisting quality are improved, and the safety risk is reduced.

Drawings

FIG. 1 is a schematic top view of an appearance of a hoisting fixture in an embodiment;

FIG. 2 is a schematic bottom view of the lifting fixture in the embodiment;

FIG. 3 is a schematic view of the hoisting state of the hoisting fixture in the embodiment;

fig. 4 is an enlarged view of a portion a in fig. 3.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The hoisting fixture for H-shaped steel of the embodiment comprises an upper bottom plate 1, an upper extension pressing plate 2, a lower bottom plate 3, a side plate 4 and lifting lugs 5, wherein the lifting lugs 5, the upper bottom plate 1, the upper extension pressing plate 2, the lower bottom plate 3 and the side plate 4 are respectively made of Q235B steel plates, the upper bottom plate 1, the upper extension pressing plate 2 and the lower bottom plate 3 are sequentially vertically welded on the same side of the side plate 4, the lifting lugs 5 are welded on the upper surface of the upper bottom plate 1, lifting holes 51 are formed in the lifting lugs 5, the length of the upper extension pressing plate 2 is larger than that of the upper bottom plate 1, the lower surface of the upper bottom plate 1 is welded with the upper surface of the upper extension pressing plate 2, a gap 6 is formed between the lower surface of the upper extension pressing plate 2 and the upper surface of the lower bottom plate 3, the height of the gap 6 is matched with the thickness of an upper flange plate 81 of the H-shaped steel 8, a through groove 31 is formed in the lower bottom plate 3, and the through groove 31 is formed in the length direction of the lower bottom plate 3, the through groove 31 penetrates through one end, far away from the side panel 4, of the lower bottom plate 3, and the width of the through groove 31 is matched with the thickness of the web plate 82 of the H-shaped steel 8.

In this embodiment, the lower surface of the upper elongated pressure plate 2 and the upper surface of the lower base plate 3 are provided with anti-slip rubber pads 7, respectively.

In the embodiment, the length of the upper bottom plate 1 is the same as that of the lower bottom plate 3, the width of the upper bottom plate 1, the width of the upper extended pressing plate 2, the width of the lower bottom plate 3 and the width of the side plates 4 are respectively the same as that of the H-shaped steel 8,

in this embodiment, the upper base plate 1 is provided with a welding air hole 11, the position of the welding air hole 11 is staggered with the welding position of the lifting lug 5 on the upper surface of the upper base plate 1, and the upper base plate 1 and the upper extension pressing plate 2 are welded in a surrounding manner on three sides.

In this embodiment, the thicknesses of the lifting lug 5, the upper base plate 1, the lower base plate 3 and the side plate 4 are respectively 20mm, the thickness of the upper extension pressing plate 2 is 10mm, and the length of the upper extension pressing plate 2 is 30mm greater than that of the upper base plate 1.

After the integral welding of the hoisting fixture is finished, the hoisting fixture is subjected to anti-corrosion treatment. The product can be used after antiseptic treatment.

When the hoisting fixture is used, two sides of the H-beam 8 to be hoisted are respectively provided with a set of hoisting fixture, two ends of a web 82 of the H-beam 8 are respectively inserted into one through groove 31, two ends of an upper flange plate 81 of the H-beam 8 are respectively inserted into one gap 6, shackles 91 are respectively installed on lifting lugs 5 on two sides of the H-beam 8, then hooks (not shown in the figure) of a crane are respectively connected with the two shackles 91 through two equal-length steel wire ropes 92, as shown in fig. 3 and 4, the H-beam 8 is directly hoisted after being properly prepared, and in the hoisting process, the H-beam 8 is hoisted through the two equal-length steel wire ropes 92 and self-balance is found. In the in-process of hoist and mount H shaped steel 8, the web 82 of H shaped steel 8 wears to locate in the logical groove 31 on the lower plate 3, the side board 4 of H shaped steel 8 both sides can prevent H shaped steel 8 landing, and go up the anti-skidding rubber pad 7 of the upper surface of the upper limb listrium 81 that extension clamp plate 2 hugs closely H shaped steel 8, the anti-skidding rubber pad 7 of the lower surface of the upper limb listrium 81 of H shaped steel 8 is hugged closely to lower plate 3, the area that compresses tightly of multiplicable fixture increases the coefficient of friction between H shaped steel and the hoist and mount fixture, increase the stability of hoist and mount, reach the better effect that prevents H shaped steel 8 landing, and protect H shaped steel 8's surface paint, thereby reduce the construction degree of difficulty, improve hoist and mount efficiency and hoist and mount quality, reduce the safety risk.

Claims

1. A hoisting clamp for H-shaped steel is characterized by comprising an upper bottom plate, an upper extension pressing plate, a lower bottom plate, a side panel and a lifting lug, the upper bottom plate, the upper extended pressing plate and the lower bottom plate are vertically welded on the same side of the side panel in sequence, the lifting lug is welded on the upper surface of the upper base plate, a lifting hole is arranged on the lifting lug, the length of the upper extension pressing plate is greater than that of the upper base plate, the lower surface of the upper base plate is welded with the upper surface of the upper extension pressing plate, a gap is arranged between the lower surface of the upper extension pressing plate and the upper surface of the lower base plate, the height of the gap is matched with the thickness of an upper flange plate of the H-shaped steel, a through groove is arranged on the lower bottom plate, the through grooves are arranged along the length direction of the lower bottom plate, the through grooves penetrate through one end, far away from the side panel, of the lower bottom plate, and the width of each through groove is matched with the thickness of a web plate of the H-shaped steel.

2. The hoisting fixture for H-beam steel of claim 1, wherein the upper base plate and the lower base plate have the same length, and the widths of the upper base plate, the upper extended pressing plate, the lower base plate and the side panels are respectively the same as the width of the H-beam steel.

3. The hoisting clamp for H-shaped steel according to claim 1, wherein the lower surface of the upper extended pressing plate and the upper surface of the lower base plate are respectively provided with an anti-skid rubber pad.

4. The hoisting clamp for H-shaped steel according to any one of claims 1 to 3, wherein the lifting lug, the upper base plate, the upper elongated pressing plate, the lower base plate and the side plate are respectively steel plates.

5. The hoisting fixture for H-shaped steel according to claim 4, wherein the upper base plate is provided with welding air holes, the positions of the welding air holes are staggered with the welding positions of the lifting lugs on the upper surface of the upper base plate, and the upper base plate is welded with the upper elongated pressing plate in a surrounding welding manner on three sides.

6. The hoisting jig for H-beam of claim 4, wherein the lifting lugs, the upper base plate, the upper elongated pressing plate, the lower base plate and the side plates are made of Q235B steel plates, respectively.

7. The hoisting clamp for the H-shaped steel according to claim 6, wherein the thicknesses of the lifting lug, the upper base plate, the lower base plate and the side plate are respectively 20mm, the thickness of the upper extension pressing plate is 10mm, and the length of the upper extension pressing plate is 20-30 mm greater than that of the upper base plate.