CN220092598U

CN220092598U - Reverse deformation plate hook device

Info

Publication number: CN220092598U
Application number: CN202320967030.4U
Authority: CN
Inventors: 唐建军; 王磊; 陈超
Original assignee: Zhejiang Huba Construction Machinery Co ltd
Current assignee: Zhejiang Huba Construction Machinery Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-11-28
Anticipated expiration: 2033-04-26

Abstract

The utility model relates to the technical field of correction equipment, in particular to an anti-deformation plate hook device which comprises a plate hook frame and a power device, wherein the plate hook frame is arranged on the plate hook frame; the lower end part of the plate hook frame is provided with a clamping groove; when the device is used, the plate hook is arranged at the upper end of the I-steel, the flange plates of the I-steel are at least partially embedded into the clamping grooves, the power device is arranged at the inner side of the plate hook frame, the lower end of the power device is in butt joint with the upper end of the I-steel, and the output end of the power device is in butt joint with the upper end of the plate hook frame, so that the flange plates of the I-steel are bent upwards to counteract slumping deformation.

Description

Reverse deformation plate hook device

Technical Field

The utility model relates to the technical field of correction equipment, in particular to an inverse deformation plate hook device.

Background

At present, connection between I-steel in a tower crane can be realized by arranging a connecting plate at the connection point of the I-steel, and the connecting plate is usually fixed in a welding mode, but after the flange edges of the I-steel are welded by the connecting plate, the flange edges of the I-steel can generate slump deformation due to the factors of gravity and the like of the connecting plate, the slump deformation brings errors to the manufacturing of a tower crane arm section, the balance of the tower crane in use is affected, in the prior art, in order to prevent the slump deformation, the flange edges of the I-steel are connected by steel bars and fixed by spot welding, so that deformation can be avoided, but because manual welding is needed, the labor intensity of workers is high, the working efficiency is reduced, and meanwhile, the size precision of manual welding is unstable.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a reverse deformation plate hook device which can ensure the welding dimensional accuracy of the flange edges of I-steel, reduce the labor intensity of workers and improve the manufacturing efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-deformation plate hook device is used for avoiding the edge slump deformation of an I-steel wing plate and comprises a plate hook frame and a power device; the lower end part of the plate hook frame is provided with a clamping groove; when the device is used, the plate hook is arranged at the upper end part of the I-steel, the I-steel wing plate is at least partially embedded into the clamping groove, the power device is arranged at the inner side of the plate hook frame, the lower end of the power device is in butt joint with the upper end of the I-steel, and the output end of the power device is in butt joint with the upper end part of the plate hook frame, so that the edge of the I-steel wing plate is tilted upwards to generate bending, counteracting slumping and deforming.

Preferably, the hook frame comprises a support plate; the supporting plate is in an inverted U-shaped structure; the clamping groove is arranged on the inner side of the supporting plate.

Preferably, two clamping grooves are formed in the clamping groove, the two clamping grooves are arranged in opposite directions, and the distance between the two clamping grooves is matched with the width of the I-steel wing plate.

Preferably, a boss is arranged on the side wall of the supporting plate; the power device comprises a limiting plate; when in use, the stroke of the limiting plate is at least partially overlapped with the boss.

Preferably, the hook plate rack further comprises a reinforcing strip; the reinforcing strip is fixedly arranged on the lower side of the boss.

Preferably, the power device further comprises a jacking oil cylinder and a bottom plate; the bottom plate is positioned on the inner side of the supporting plate; the limiting plate and the jacking cylinder are arranged at the upper end of the bottom plate; when in use, the output end of the jacking cylinder is abutted with the upper wall at the inner side of the supporting plate.

Preferably, two bosses are arranged; two bosses are respectively arranged on the left side wall and the right side wall of the supporting plate; the width of the bottom plate is smaller than the distance between the two bosses.

Preferably, the hook plate rack further comprises a connecting plate; the support plate is provided with two support plates; the two support plates are arranged back and forth and are connected through the connecting plate; the limiting plates are four, and the limiting plates correspond to the bosses one by one.

Preferably, two jacking cylinders are arranged and are distributed in front of and behind the inner side of the supporting plate.

Preferably, the limiting plate is in an inverted L-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that: before welding the I-steel, the edge of the flange plate of the I-steel is tilted upwards to generate a certain amount of bending by using the reverse deformation plate hook through the jacking cylinder in the reverse deformation plate hook so as to offset slump deformation caused by welding the connecting plate, thereby ensuring the welding dimensional accuracy of the flange plate edge of the I-steel, reducing the labor intensity of workers and improving the manufacturing efficiency.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic view of the positive side structure of the reverse deformation plate hook of the present utility model;

FIG. 3 is a schematic view of the structure of the hook plate of the present utility model;

fig. 4 is a schematic structural diagram of a limiting assembly and a jacking cylinder according to the present utility model.

In the figure: 1-plate hook frame, 101-support plate, 1011 boss, 102 top plate, 103-hook plate, 104 reinforcing bar, 105 connecting plate, 1031 clamping groove;

2, lifting the oil cylinder; 3 limit components, 301 bottom plate, 302 limit plate.

Detailed Description

The following detailed description of the utility model, taken in conjunction with the accompanying drawings, will provide those skilled in the art with a more readily understood understanding of how the utility model may be practiced. While the present utility model has been described in connection with the preferred embodiments thereof, these embodiments are set forth only and are not intended to limit the scope of the utility model.

First embodiment: referring to fig. 1-4, an anti-deformation plate hook device for avoiding edge slump deformation of an i-steel wing plate, comprising: the lifting device comprises a plate hook frame 1, a lifting oil cylinder 2 and a limiting component 3.

As shown in fig. 3, the hook plate 1 has a bilateral symmetry, and the hook plate 1 includes a support plate 101, a top plate 102, a hook plate 103, a reinforcing strip 104 and a plurality of connecting plates 105; the support plates 101 are in an inverted U-shaped structure, two support plates 101 are arranged front and back, and the two support plates 101 are fixedly connected through a connecting plate 105; the top plate 102 is arranged on the inner sides of the two support plates 101, and the upper end of the top plate 102 is fixedly connected with the upper wall on the inner side of the support plates 101; bosses 1011 are arranged on the left wall and the right wall of the inner side of each supporting plate 101; the two reinforcing strips 104 are arranged, and the two reinforcing strips 104 are respectively arranged at the left side and the right side and correspond to the lower sides of the bosses 1011 and are used for reinforcing the bosses 1011 to prevent the bosses 1011 from deforming; two hook plates 103 are arranged, and the two hook plates 103 are symmetrically arranged at the lower end part of the supporting plate 101; the reinforcing strips 104 and the hook plates 103 are arranged on the supporting plate 101 along the front-back direction; the hook plate 103 is provided with a clamping groove 1031; in this embodiment, two clamping grooves 1031 are disposed opposite to each other at the lower end portion of the supporting plate 101, and the distance between the two clamping grooves 1031 is adapted to the width of the i-steel wing plate, so as to clamp the i-steel wing plate.

The limiting assembly 3 comprises a bottom plate 301 and a limiting plate 302; the number of the limiting plates 302 is four, and the four limiting plates 302 are uniformly distributed at the upper end of the bottom plate 301; the limiting plate 302 is in an inverted L-shaped plate structure; in this embodiment, the bottom plate 301 is disposed on the inner sides of the two support plates 101, and the positions of the four limiting plates 302 and the positions of the four bosses 1011 are in one-to-one correspondence; the width of the bottom plate 301 is smaller than the distance between the corresponding bosses 1011 on the left and right sides.

The number of the jacking cylinders 2 is two, and the two jacking cylinders 2 are arranged at the upper end of the bottom plate 301 in tandem; when in use, the upper end, namely the output end, of the jacking cylinder 2 is abutted with the lower end of the top plate 102; when the jacking cylinder 2 works, the stroke of the limiting plate 302 at least partially coincides with the position of the boss 1011, and such limiting is used for controlling the upward bending degree of the flange edge of the I-steel and ensuring the welding dimensional accuracy of the flange edge of the I-steel.

The using steps of the reverse deformation plate hook device are described as follows:

1. the method comprises the steps that (1) a reverse deformation plate is firstly hooked on I-steel before a connecting plate is welded, and the lower end of a bottom plate is abutted with a wing plate of the I-steel; 2. after the connecting plates are fixed by spot welding, the jacking cylinder is operated to enable the edges of the I-steel wing plates to be tilted upwards to generate a certain amount of bending; 3. after the anti-deformation plate hooks are removed, the connecting plates are welded, so that the deformation caused by welding the connecting plates can be counteracted by the anti-deformation in the step 2.

According to the technical scheme, before welding the I-steel, the reverse deformation plate hook is used for enabling the edge of the flange plate of the I-steel to warp upwards to generate a certain amount of bending through the jacking cylinder in the reverse deformation plate hook so as to offset slump deformation caused by welding the connecting plate, so that the welding dimensional accuracy of the flange plate edge of the I-steel is ensured, the labor intensity of workers is reduced, and the manufacturing efficiency is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-deformation board hook device for avoid I-steel pterygoid lamina edge slump deformation, its characterized in that: comprises a plate hook frame (1) and a power device; the lower end part of the plate hook frame (1) is provided with a clamping groove; when the device is used, the plate hook frame (1) is arranged at the upper end part of the I-steel, the flange plates of the I-steel are at least partially embedded into the clamping grooves, the power device is arranged at the inner side of the plate hook frame (1), the lower end of the power device is abutted with the upper end of the I-steel, and the output end of the power device is abutted with the upper end part of the plate hook frame (1) so as to enable the edges of the flange plates of the I-steel to warp upwards to generate bending, offset and collapse deformation.

2. An anti-deformation plate hook device according to claim 1, wherein: the hook rack (1) comprises a supporting plate (101); the supporting plate (101) is in an inverted U-shaped structure; the clamping groove is arranged on the inner side of the supporting plate (101).

3. An anti-deformation plate hook device according to claim 1, wherein: the clamping grooves are formed in two opposite directions, and the distance between the two clamping grooves is matched with the width of the I-steel wing plate.

4. An anti-deformation plate hook device according to claim 2, wherein: a boss (1011) is arranged on the side wall of the supporting plate (101); the power device comprises a limiting plate (302); when in use, the stroke of the limiting plate (302) is at least partially overlapped with the position of the boss (1011).

5. An anti-deformation plate hook device according to claim 4, wherein: the hook plate rack (1) further comprises a reinforcing strip (104); the reinforcing strip (104) is fixedly arranged on the lower side of the boss (1011).

6. An anti-deformation plate hook device according to claim 4, wherein: the power device also comprises a jacking oil cylinder (2) and a bottom plate (301); the bottom plate (301) is positioned on the inner side of the supporting plate (101); the limiting plate (302) and the jacking cylinder (2) are arranged at the upper end of the bottom plate (301); when in use, the output end of the jacking cylinder (2) is abutted with the upper wall at the inner side of the supporting plate (101).

7. An anti-deformation plate hook device according to claim 6, wherein: the boss (1011) is provided with two bosses; two bosses (1011) are respectively arranged on the left side wall and the right side wall of the supporting plate (101); the width of the bottom plate (301) is smaller than the distance between the two bosses (1011).

8. An anti-deformation plate hook device according to claim 7, wherein: the plate hook frame (1) further comprises a connecting plate (105); the support plate (101) is provided with two; the two support plates (101) are arranged front and back, and the two support plates (101) are connected through a connecting plate (105); the limiting plates (302) are arranged in four, and the positions of the limiting plates (302) and the boss (1011) are in one-to-one correspondence.

9. An anti-deformation plate hook device according to claim 6, wherein: two jacking cylinders (2) are arranged, and the two jacking cylinders (2) are distributed in front of and behind the inner side of the supporting plate (101).

10. An anti-deformation plate hook device according to claim 4, wherein: the limiting plate (302) is of an inverted L-shaped structure.