Conversion device for integrally lifting corner lifting point

Abstract

The utility model relates to the technical field of lifting appliances, and particularly provides a conversion device for integrally lifting a corner lifting point, which comprises a lifting appliance, a lifting steel strand, a connecting lug plate and a pin shaft, a lifting steel strand is mounted at the top of the lifting appliance; a pin shaft which is horizontally arranged is suspended at the bottom of the lifting appliance; the connecting lug plate is sleeved on the pin shaft and rotates around the pin shaft; the bottom of the connecting lug plate is used for being connected with a to-be-hoisted structural component. The connecting lug plate is welded with the to-be-lifted structural member, and under the running fit of the pin shaft and the connecting lug plate, the structural member and the connecting lug plate can rotate around the pin shaft together in the process of lifting the lifting appliance by utilizing the lifting steel strand, so that the aerial form conversion of the structure is realized.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of lifting appliance, concretely relates to a conversion device for overall lifting corner lifting point. BACKGROUND

[0002] Steel structure is diversified according to structure, and various structure forms emerge in endlessly, and the steel structure engineering of complex space structure form is involved, most of which adopt overall hoisting construction, and lifting point mode and setting are crucial, the lifting point of traditional lifting appliance mostly has only one, the change of force in different directions occurs to lifting appliance in the lifting process, the force point is only one, and then the component is prone to inclination during hoisting, the force of local lifting point is uneven, danger is prone to occur, and it is not conducive to overall lifting use.Moreover, the steel strand and anchor tool of lifting need to keep vertical during the hydraulic lifting process of steel structure component, so the steel structure component needs to be assembled in situ before lifting, and the height difference of the support cradle is greatly influenced by the steel structure component, and the cradle measure construction amount is large.If the component is horizontally assembled first, then is turned over and lifted, the cradle measure amount can be reduced, but the steel strand and anchor tool of lifting appliance cannot keep vertical.Therefore, an urgent need exists for a conversion device for overall lifting corner lifting point to solve the above problems. SUMMARY

[0003] In view of the problems existing in the above existing construction technology, the utility model provides a conversion device for overall lifting corner lifting point, which ensures stable lifting of the corner and ensures construction safety.

[0004] The utility model discloses a conversion device for overall lifting corner lifting point, which comprises a lifting appliance, a lifting steel strand, a connecting ear plate and a pin shaft, the top of the lifting appliance is provided with the lifting steel strand, the bottom of the lifting appliance is suspended with the horizontally arranged pin shaft, the connecting ear plate is sleeved on the pin shaft and rotates around the pin shaft, and the bottom of the connecting ear plate is used for being connected with the structure component to be hoisted.

[0005] Further, the bottom of the lifting appliance is provided with two vertical lifting plates, the two ends of the pin shaft respectively pass through the two lifting plates, and the connecting ear plate is located between the two lifting plates.

[0006] Further, the bottom of the connecting ear plate is welded with a stiffened plate perpendicular to the plate surface, and the stiffened plate is connected with the structure component.

[0007] Further, the two sides of the connecting ear plate are tightly connected with reinforcing plates, the reinforcing plates and the connecting ear plate are provided with pin shaft holes penetrating through, and the pin shaft penetrates through the pin shaft holes.

[0008] Further, the two ends of the pin shaft are provided with sealing plates, the sealing plates are detachably connected with the pin shaft, and the diameter of the sealing plate is greater than the hole diameter of the pin shaft hole.

[0009] Further, the extension line of the center line of the lifting strand passes through the pin shaft and the center of the connecting lug plate.

[0010] Further, the top of the anchor fixing plate is fixed with an upper stiffening plate, and the upper stiffening plate is also connected with the lifting device.

[0011] Further, the top of the anchor fixing plate is fixed with an upper stiffening plate, and the upper stiffening plate is also connected with the lifting device.

[0012] The utility model discloses the beneficial effects are:

[0013] Through the welding of the connecting lug plate and the structure component to be hoisted, under the rotation cooperation of the pin shaft and the connecting lug plate, the structure component can rotate around the pin shaft together with the connecting lug plate in the process of hoisting the lifting device by the lifting strand, the structure component always keeps the vertical state with the lifting strand, and the aerial form conversion of the overall structure is realized. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model;

[0015] Figure 2 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model; Figure 1 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model;

[0016] Figure 3 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model; Figure 2 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model;

[0017] Figure 4 It is the structural schematic diagram of the conversion device for the integral lifting corner lifting point of the utility model. Figure 2

[0018] In the drawing: 8-structure component; 9-lifting device; 10-connecting lug plate; 11-pin shaft hole; 12-stiffening plate; 13-pin shaft; 14-stiffening plate; 15-anchor fixing plate; 16-upper stiffening plate; 17-anchor; 18-lifting strand; 19-steel strand perforation; 20-hanging plate; 21-sealing plate. DETAILED DESCRIPTION

[0019] The application will be further described in detail in combination with the drawings and specific implementation:

[0020] As Figures 1-4 ​The conversion device for lifting the corner lifting point as a whole shown comprises a lifting tool 9, a lifting steel strand 18, a connecting lug plate 10, a pin shaft 13, a stiffener plate 12, a reinforcing plate 14, an anchor 17 fixing plate 15, an upper stiffener plate 16 and the anchor 17.

[0021] The lifting tool 9 adopts a hollow steel column structure, two vertical lifting plates 20 are welded at the bottom of the lifting tool 9, the two lifting plates 20 are kept apart, horizontal pin shaft holes 11 are arranged on the lifting plates 20, the two ends of the pin shaft 13 respectively penetrate the pin shaft holes 11 of the two lifting plates 20, the connecting lug plate 10 is also provided with a pin shaft hole 11, the pin shaft 13 also penetrates the pin shaft hole 11 of the connecting lug plate 10, and the connecting lug plate 10 is located between the two lifting plates 20. The connecting lug plate 10 can rotate around the pin shaft 13. The two ends of the pin shaft 13 are provided with end plates 21 which are detachably connected with the ends of the pin shaft 13 by bolts; the diameter of the end plate 21 is greater than the hole diameter of the pin shaft hole 11. By removing the end plate 21, the pin shaft 13 can be removed, so that the connecting lug plate 10 below the lifting tool 9 can be disassembled.

[0022] In order to ensure the structural strength and rigidity of the connecting lug plate 10, a stiffener plate 12 perpendicular to the plate surface of the connecting lug plate 10 is welded at the bottom of the connecting lug plate 10; the bottom of the stiffener plate 12 is welded and fixed with the structure member 8 to be hoisted. The stiffener plates 12 are distributed on both sides of the connecting lug plate 10. The reinforcing plates 14 are also welded on both sides of the connecting lug plate 10 and above the stiffener plates 12. The plate surface of the reinforcing plate 14 is in close contact with the plate surface of the connecting lug plate 10, and the reinforcing plate 14 is also provided with a pin shaft hole 11 for the pin shaft 13 to penetrate. The connecting lug plate 10, the reinforcing plate 14 and the stiffener plate 12 are a prefabricated integral structure.

[0023] A horizontal anchor 17 fixing plate 15 is welded on the inner wall of the lifting tool 9 and above the connecting lug plate 10, the bottom of the anchor 17 fixing plate 15 is fixed with the anchor 17, the anchor 17 fixing plate 15 is provided with a vertical steel strand through hole 19, the center line of the steel strand through hole 19 coincides with the center line of the anchor 17, and is perpendicular to the center line of the pin shaft 13. The top of the anchor 17 fixing plate 15 is welded with an upper stiffener plate 16 perpendicular to the plate surface of the anchor 17 fixing plate 15, and the upper stiffener plate 16 is also welded and fixed with the inner wall of the lifting tool 9. One end of the lifting steel strand 18 penetrates the steel strand through hole 19 and is fixed with the anchor 17. The other end of the lifting steel strand 18 is used for connecting with the hoisting equipment.

[0024] The above is only the preferred embodiment of the present application, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical scheme falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application are also regarded as the protection scope of the present application.

Claims

1. A conversion device for overall lifting corner hoisting points, characterized in that, include: The lifting device includes a lifting steel strand, connecting lugs, and a pin; the lifting steel strand is mounted on the top of the lifting device. The bottom of the lifting device is suspended by a horizontally arranged pin; the connecting lug is fitted on the pin and rotates around the pin; the bottom of the connecting lug is used to connect with the structural component to be lifted.

2. The conversion device for overall lifting corner hoisting points according to claim 1, characterized in that, The bottom of the lifting device is provided with two vertical lifting plates; the two ends of the pin pass through the two lifting plates respectively; the connecting lug is located between the two lifting plates.

3. The conversion device for the overall lifting corner hoisting point according to claim 1, characterized in that, A stiffening plate perpendicular to the bottom of the connecting ear plate is welded; the stiffening plate is connected to the structural member.

4. The conversion device for the overall lifting corner hoisting point according to claim 1, characterized in that, The connecting lug plate is closely connected to the two sides of the connecting lug plate; the reinforcing plate and the connecting lug plate are provided with through pin holes, and the pin passes through the pin holes.

5. A conversion device for overall lifting corner hoisting points according to claim 4, characterized in that, The pin has sealing plates at both ends, and the sealing plates are detachably connected to the pin; the diameter of the sealing plates is larger than the diameter of the pin hole.

6. A conversion device for overall lifting corner hoisting points according to claim 1, characterized in that, The extension of the centerline of the lifting steel strand passes through the center of the pin and the connecting lug.

7. A conversion device for overall lifting corner hoisting points according to claim 1, characterized in that, An anchor fixing plate is fixed to the top of the lifting device, and a steel strand through hole is provided on the anchor fixing plate. An anchor is connected to the bottom of the anchor fixing plate; the lifting steel strand passes through the steel strand through hole and is connected to the anchor.

8. A conversion device for a corner lifting point of an overall lifting system according to claim 7, characterized in that, An upper stiffening plate is fixed to the top of the anchor fixing plate, and the upper stiffening plate is also connected to the lifting device.

Images