CN112061981A - Turning device and method for H-shaped large-section steel member - Google Patents

Abstract

The invention provides a turning-over device and a turning-over method for an H-shaped large-section steel member, wherein the turning-over device comprises a rolling device, a turning-over device and a turning-over device, wherein the rolling device is placed on a turning-over track and is used for clamping one side of the H-shaped steel member; and the stabilizing device is placed on the overturning track and used for clamping the other side of the H-shaped steel member. The method has the advantages of convenient and quick operation, simple and safe structure, and capability of ensuring the safety, reliability and rapidness of the large H-shaped steel member in the turning process, reducing the construction cost, improving the production efficiency, reducing the operation risk of installation operators and effectively controlling the quality of the member.

Description

A device and method for turning over a H-shaped large-section steel member

technical field

The invention belongs to the technical field of steel structure construction, and in particular relates to a turning device and method for an H-shaped large-section steel member.

Background technique

Among the existing technologies, steel structure buildings have been widely promoted in China in recent years. Compared with concrete structures, steel structure buildings have the advantages of less total steel consumption, factory-made components, good seismic resistance, fast installation speed and low cost. It is widely used in industrial and civil buildings due to its advantages. And H-shaped steel beams and steel columns are widely used in modern factories, warehouses, office buildings, gymnasiums, etc. with the rapid development of my country's economy due to their durability, economy and practicality, and easy manufacturing and disassembly.

Many heavy-duty and large-section H-shaped steel components used in large modern factories, warehouses, gymnasiums, etc. are all assembled and welded in the manufacturing plant. Therefore, in the manufacturing stage, the H-shaped steel beam components inevitably have to be turned over and welded. And such a huge steel component, how to achieve safe and fast turning over is a particularly important part of the factory manufacturing process.

H-shaped steel members are turned over, usually using a crane to assist in turning over, but for heavy-duty large-section steel beams, the space required for turning over is doubled, and there are obvious safety hazards.

SUMMARY OF THE INVENTION

The problem to be solved by the present invention is to provide a turning device and method for an H-shaped large-section steel member, which is especially suitable for the safe and rapid turning-over welding of heavy-duty, large-section H-shaped steel beams.

In order to solve the above-mentioned technical problems, the technical scheme adopted in the present invention is: a turning device for an H-shaped large-section steel member, which is characterized in that it includes:

A rolling device, the rolling device is placed on the turning track for clamping one side of the H-shaped steel member;

A stabilizing device, which is placed on the turning track, is used for clamping the other side of the H-shaped steel member.

Further, the turning track is a groove structure, and the rolling device and the stabilizing device are placed inside the groove of the groove structure.

Further, the rolling device includes a first clamp plate, a first cushion plate and a first support plate; the first clamp plate is adjacent to one side of the first cushion plate, and the other side of the first cushion plate Adjacent to the first support plate, wherein the number of the first clamp plate and the first cushion plate are both two, and the first clamp plate and the first cushion plate are connected to the first clamp plate by screws. The upper part and the lower part of one side of a seat plate, the upper part or the lower part is placed inside the groove.

Further, the length of the first clamping plate, the length of the first backing plate and the width of the first support plate are not greater than the width of the groove structure, and the width of the first backing plate is larger than the width of the first backing plate. The width of the first splint is small, and is used to clamp the H-shaped steel member after installation.

Further, the rolling device further includes a rolling seat rib, one side of the rolling seat rib is a plane, the plane is vertically connected to the other side of the first support plate, and the length of the plane is equal to the length of the plane. The length of the first support plate; the other side of the rolling seat rib is arc-shaped, and the H-shaped steel member is driven to turn over while rolling on the turning track, wherein the number of the rolling seat rib is different less than 2.

Further, the rolling device further includes a roller shaft, a roller and a first stiffening plate, the roller is sleeved on the rolling shaft, the rolling shaft is vertically connected between the ribs of the rolling seat, the first stiffening plate The stiffening plate is vertically connected to the other side of the first support plate perpendicular to the rolling seat rib for stable support.

Further, the stabilization device includes a second clamp plate, a second cushion plate and a second support plate, the second clamp plate is adjacent to one side of the second cushion plate, and the other side of the second cushion plate Adjacent to the second support plate, the second splint and the second pad are connected to one side of the second support plate by bolts, wherein the second splint, the second pad The number of plates is two, the second clamping plate and the second backing plate are connected to the head and tail of one side of the second support plate by screws, and the head or the tail is placed inside the groove.

Further, the length of the second clamping plate, the length of the second backing plate and the width of the second support plate are not greater than the width of the groove structure, and the width of the second backing plate is larger than the width of the second backing plate. The width of the second splint is small, and is used to clamp the H-shaped steel member after installation.

Further, the stabilization device further includes a second stiffening plate and a fixed seat rib, the second stiffening plate is vertically connected to the other side of the second support plate for stable support; the fixed seat rib The plate is perpendicular to the second stiffening plate and is vertically connected to the other side of the second support plate for stably supporting the stabilization device.

In order to achieve the above object, the present invention also provides a method for a turning device using an H-shaped large-section steel member, characterized in that the steps are:

S1: Hoist the H-shaped steel member to the turning device, install the first backing plate, the first plywood, the second backing plate and the second plywood, and connect the rolling device, the stabilizing device and the H-shaped steel through threads The flanges of the members are tightened separately;

S2: Install the hook at the middle position of the H-shaped steel member, and connect the crane, at this time, the crane is located on the center line of the member;

S3: The position of the crane is kept still, the lifting belt is lifted, and the rolling device gradually starts to roll on the turning track;

S4: The position of the crane remains unchanged, and the lifting belt is continued to be lifted until the H-shaped steel member is in a vertical state. At this time, the hook is changed to the other side of the belt;

S5: the crane slowly moves to the left while releasing the sling, and the rolling device continues to roll to the right;

S6: The crane continues to slowly move to the left while releasing the hoisting belt, until the H-shaped steel member is turned over and the stabilization device is stably landed on the turning track, and the turning is completed.

The method is convenient and quick to operate, and has a simple and safe structure. The turning of large H-shaped steel components by this method ensures the safety, reliability, and rapidity of the process. The structure is simple, which can reduce construction costs, improve production efficiency, and reduce installation operators Operation risk, and can effectively control the quality of components.

Description of drawings

1 is a schematic diagram of a turning device according to an embodiment of the present invention;

2 is a schematic diagram of a rolling device according to an embodiment of the present invention;

3 is a schematic diagram of a stabilizing device according to an embodiment of the present invention;

4 is an assembly schematic diagram of an H-shaped steel member and a turning device according to an embodiment of the present invention;

Figure 5: Schematic diagram of H-beam member flipping 1;

Figure 6: Schematic diagram 2 of H-beam member flipping;

Figure 7: Schematic diagram 3 of H-beam member flipping;

Figure 8: Schematic diagram of H-beam member flipping 4;

Figure 9: Schematic diagram 5 of the H-beam member inversion.

In the picture:

1. The first plywood 2. The first backing plate 3. The first support plate

4. Rib plate of rolling seat 5. Roller shaft 6. Roller

7. The first stiffening plate 8. The fixed seat rib plate 9. The second splint

10. Second backing plate 11. Second support plate 12. Second stiffening plate

Detailed ways

Below in conjunction with embodiment and accompanying drawing, the present invention will be further described:

In an embodiment of the present invention, as shown in FIG. 1 , the device includes a rolling device, which is placed on the turning track and used for clamping one side of the H-shaped steel member; a stabilizing device, the stabilizing device Placed on the flip rail to clamp the other side of the H-beam member.

As shown in FIG. 1 , the turning track is a groove structure with upturned edges on both sides, and both the rolling device and the stabilizing device are placed inside the groove of the groove structure.

As shown in FIG. 2 , the rolling device includes a first clamping plate 1 , a first backing plate 2 and a first supporting plate 3 ; the shape of the first clamping plate 1 , the first backing plate 2 and the first supporting plate 3 is a rectangular parallelepiped , the lengths of the first plywood 1, the first backing board 2 and the width of the first support board 3 are equal, the long side of the first plywood 1 is close to one side of the long side of the first backing board 2, the first backing board 2 The other side is close to the wide side of the first support plate 3, and the first plywood 1 and the first cushion plate 2 are connected to the upper part of one side of the first support plate 3 by bolts; the first plywood 1, The number of the first backing plate 2 and the first supporting plate 3 is two, and the first clamping plate 1 and the first backing plate 2 are connected to one side of the first supporting plate 3 by bolts in the same manner as above. The lower part; the upper or lower part of the first support plate 3 is placed inside the groove of the turning track.

The length of the first clamping plate 1, the length of the first backing plate 2 and the width of the first supporting plate 3 are not greater than the width of the groove structure, so that the rolling device can be stably placed in the turning track, wherein the The width is smaller than that of the first splint 1, and is used to clamp and fix the upper and lower flange plates on one side of the H-shaped steel member after installation.

The rolling device shown in FIG. 2 also includes a rolling seat rib 4, one side of the rolling seat rib 4 is a plane, the length of the plane is equal to the length of the first support plate 3, and one side of the rolling seat rib 4 is in close contact with the plane. The long side of the other side of the first support plate 3 is connected; the other side of the rolling seat rib 4 is arc-shaped and can roll in the turning track, wherein the number of the rolling seat ribs is 3, which are evenly distributed and connected in parallel On the other side of the first support plate 3, the device is more stable during the turning process of the H-shaped steel member.

As shown in FIG. 2 , the rolling device further includes a roller shaft 5, a roller 6 and a first stiffening plate 7. The roller 6 is sleeved on the rolling shaft 5, and the rolling shaft 5 is connected between the ribs 4 of the rolling seat. The roller shaft 5 and There are a plurality of rollers 6, the rolling shafts 5 are evenly distributed and arranged in parallel between the rolling seat ribs 4, the first stiffening plate 7 is a rectangular structure, and the vertical rolling seat ribs 4 are connected to the other side of the first supporting plate 3, The number of the first stiffening plate 7 is three, which are respectively connected to the upper part, the middle part and the lower part of the first support plate 3, and the stiffening plate in the middle part is appropriately lengthened for stable support.

As shown in FIG. 3 , the stabilization device includes a second clamping plate 9 , a second backing plate 10 and a second supporting plate 11 , and the shape of the second clamping plate 9 , the second backing plate 10 and the second supporting plate 11 is a rectangular parallelepiped, The lengths of the second clamping plate 9 and the second cushioning plate 10 and the width of the second supporting plate 11 are all equal. The long side of the second clamping plate 9 is close to one side of the long side of the second The other side is close to the wide side of the second support plate 11, and the second clamp plate 9 and the second cushion plate 10 are connected to the upper part of one side of the second support plate 11 by bolts; The number of the two backing plates 10 and the second supporting plate 11 is two, and the second clamping plate 9 and the second backing plate 10 are connected to the lower part of one side of the second supporting plate 11 by bolts in the same manner as above. ; The upper or lower part of the second support plate 11 is placed inside the groove of the turning track.

The length of the second clamping plate 9, the length of the second backing plate 10 and the width of the second supporting plate 11 are not greater than the width of the groove structure, so that the rolling device can be stably placed in the turning track, wherein the second backing plate The width of 10 is smaller than that of the second clamping plate 9, and is used to clamp and fix the upper and lower flange plates on the other side of the H-shaped steel member after installation.

As shown in FIG. 3 , the stabilization device further includes a second stiffening plate 12 and a fixed seat rib 8 . The fixed seat rib 8 is connected perpendicular to the head on the other side of the second support plate 11 , and the second stiffening plate 12 is composed of The plate-like structure with two right-angled sides is two in number. The second stiffening plate 12 is perpendicular to the fixed seat rib 8 and is connected to the upper and lower parts of the other side of the second support plate 11 for stable support; the fixed seat The rib plate 8 is a rectangular parallelepiped structure, the number of which is 6, and is connected to the head and tail of the second support plate 11 in parallel and evenly distributed, and is used to stably support the stabilization device.

The device can be applied to H-shaped steel members of various specifications and cross-sections, and it is only necessary to replace the first backing plate 2 and the second backing plate 10 with the same thickness as the flange of the H-shaped steel member.

In order to achieve the above purpose, an embodiment of the present invention also provides a method for a turning device using an H-shaped large-section steel member, characterized in that the steps are:

S1: Hoist the H-shaped steel member to the turning device, install the first backing plate 2, the first clamping plate 1, the second backing plate 10, and the second clamping plate 9, and connect the flange of the H-shaped steel member to the rolling device and the stabilizing device by bolts. separately fastened;

S2: Install the hook at the middle position of the H-shaped steel member, and connect the crane, at this time, the crane is located on the center line of the member;

S3: The position of the crane remains unchanged, the lifting belt is lifted, and the rollers of the rolling device gradually begin to move on the turning track;

S4: Keep the position of the crane still, continue to lift the hoisting belt until the H-shaped steel member is in a vertical state, at this time, change the hook to the belt for another test;

S5: The crane slowly moves to the left and releases the sling, and the rollers of the rolling device continue to roll to the right;

S6: The crane continues to slowly move to the left while releasing the sling, until the H-shaped steel member is turned over, and the stabilizer falls on the turning track smoothly, and the turning is completed.

The embodiments of the present invention have been described in detail above, but the above contents are only preferred embodiments of the present invention, and should not be considered to limit the scope of the present invention. All equivalent changes and improvements made according to the scope of the application of the present invention should still belong to the scope of the patent of the present invention.

Claims (10)

1. A turnover device for an H-shaped large-section steel member is characterized by comprising,

the rolling device is placed on the overturning track and used for clamping one side of the H-shaped steel component;

and the stabilizing device is placed on the overturning track and used for clamping the other side of the H-shaped steel member.

2. The turning device for the H-shaped large-section steel member according to claim 1, characterized in that: the overturning track is of a groove structure, and the rolling device and the stabilizing device are placed in a groove of the groove structure.

3. The turning device for the H-shaped large-section steel member according to claim 2, characterized in that: the rolling device comprises a first clamping plate, a first base plate and a first support plate; the first base plate is arranged on the upper portion of the first base plate, the first base plate is arranged on the lower portion of the first base plate, the first clamping plate is arranged on one side of the first base plate, the other side of the first base plate is arranged on the other side of the first base plate, the number of the first clamping plate and the number of the first base plate are two, the first clamping plate and the first base plate are connected to the upper portion and the lower portion of one side of the first base plate through threads, and the upper portion or the lower portion is placed.

4. A turning device for an H-shaped large-section steel member according to claim 3, characterized in that: the length of first splint, the length of first backing plate and the width of first bedplate all are not more than groove structure's width, the width of first backing plate is less than the width of first splint, be used for blocking after the installation H shaped steel component.

5. A turning device for an H-shaped large-section steel member according to claim 3, characterized in that: the rolling device further comprises a rolling seat rib plate, one side of the rolling seat rib plate is a plane, the plane is vertically connected to the other side of the first support plate, and the length of the plane is equal to that of the first support plate; the other side of the rolling seat rib plate is arc-shaped, the rolling seat rib plate rolls on the turning track and simultaneously drives the H-shaped steel component to turn, wherein the number of the rolling seat rib plates is not less than 2.

6. The turning device for the H-shaped large-section steel member according to claim 5, wherein: the rolling device further comprises a roller shaft, rollers and a first stiffening plate, the rollers are sleeved on the roller shaft, the roller shaft is vertically connected between the rib plates of the rolling seat, and the first stiffening plate is vertically connected to the other side of the first support plate and used for stably supporting.

7. The turning device for the H-shaped large-section steel member according to claim 2, characterized in that: the stabilizing device comprises a second clamping plate, a second base plate and a second support plate, wherein the second clamping plate is tightly attached to one side of the second base plate, the other side of the second base plate is tightly attached to the second support plate, the second clamping plate is connected to one side of the second support plate through bolts, the number of the second base plate is two, the second clamping plate is connected to the head and the tail of one side of the second support plate through threads, and the head or the tail is placed in the groove.

8. The turning device for the H-shaped large-section steel member according to claim 7, characterized in that: the length of second splint, the length of second backing plate and the width of second bedplate all are not more than groove structure's width, the width of second backing plate is less than the width of second splint, be used for blocking after the installation H shaped steel component.

9. The turning device for the H-shaped large-section steel member according to claim 7, characterized in that: the stabilizing device also comprises a second stiffening plate and a fixed seat rib plate, wherein the second stiffening plate is vertically connected to the other side of the second support plate and is used for stabilizing and supporting; the rib plates of the fixing seat are perpendicular to the second stiffening plate and are vertically connected to the other side of the second support plate, and the fixing seat is used for stably supporting the stabilizing device.

10. A method of using a turning device of an H-shaped large-section steel member as claimed in claim 1, characterized by the steps of:

s1: hoisting an H-shaped steel member to the turnover device, installing a first base plate, a first clamping plate, a second base plate and a second clamping plate, and fastening the rolling device, the stabilizing device and the flange of the H-shaped steel member respectively through threads;

s2: a lifting hook is arranged in the middle of the H-shaped steel member and connected with a crown block, and the crown block is positioned on the central line of the member;

s3: the position of the crown block is kept still, the hoisting belt is lifted, and the rolling device gradually starts to roll on the overturning track;

s4: the position of the crown block is kept still, the hoisting belt is continuously lifted until the H-shaped steel member is in a vertical state, and at the moment, the other side of the lifting hook is replaced with the other side;

s5: the crown block slowly moves leftwards while releasing the hoisting belt, and the rolling device continuously rolls rightwards;

s6: and the crown block continues to move leftwards slowly and releases the hoisting belt at the same time until the turning of the H-shaped steel member is finished, the stabilizing device stably falls on the turning rail, and the turning is finished.

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