Steel structure jacking device

Abstract

The utility model discloses a steel structure jacking device which comprises a bottom plate, side walls are fixedly connected to the left side and the right side of the bottom plate, rotating wheels are rotatably connected to the sides, close to each other, of the two side walls, hand-cranking handrails are fixedly connected to the interiors of the rotating wheels, the two side walls are connected through a transverse rod, and a side plate is rotatably connected to the outer wall of the transverse rod. Steel cables penetrate through the upper sides of the interiors of the side plates, the ends of the steel cables are connected with the rotating wheels, the steel cables are wound around the middles of the outer walls of the rotating wheels, sliding grooves are formed in the two sides of the bottom plate and slidably connected with limiting pieces, inserting rods are connected to the bottom ends of the limiting pieces in an inserted mode, and nuts are connected to the outer walls of the inserting rods in a threaded mode. Side grooves are formed in the left side wall and the right side wall of the bottom plate correspondingly, and inserting rods are slidably connected into the side grooves. The device is simple in structure and convenient to operate, the limiting piece in the device can be adjusted to fix a steel structure and adjust the height of the whole device, and the using effect is good.

Description

Technical Field

[0001] The utility model relates to the field of lifting devices, in particular to a steel structure lifting device. Background Art

[0002] Steel structures are widely used in large public buildings such as stadiums and airports due to their beautiful architectural shapes and easy and fast on-site installation. However, since their assembled structural units are small and numerous, large equipment cannot be used. Therefore, it is usually necessary to set up an installation construction platform during on-site construction and installation.

[0003] Existing jacking devices used for steel structure installation usually do not have an automatic unloading mechanism, and the bottom of the silo is directly fixed and welded to the top surface of the mounting seat. After the jacking device lifts the silo equipped with grid components to the installation height, workers on the installation platform are required to manually take out the grid components in the silo, which is time-consuming and labor-intensive. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a steel structure lifting device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a steel structure jacking device, including a base plate, side walls are fixedly connected to the left and right sides of the base plate, and the adjacent sides of the two side walls are rotatably connected to a rotating wheel, a hand crank armrest is fixedly connected to the inside of the rotating wheel, the two side walls are connected by a cross bar, the outer wall of the cross bar is rotatably connected to the side plate, a steel cable passes through the inner upper side of the side plate, the end of the steel cable is connected to the rotating wheel, and the steel cable is wound around the middle part of the outer wall of the rotating wheel, sliding grooves are opened on both sides of the base plate, the sliding grooves are slidably connected to a limiting plate, the bottom end of the limiting plate is plugged into a rod, the outer wall of the rod is threadedly connected to a nut, and side grooves are opened on the left and right side walls of the base plate, and the rod is slidably connected to the inside of the side grooves.

[0006] As a further description of the above technical solution:

[0007] A hydraulic rod is fixedly connected to the bottom of the base plate, a load-bearing plate is fixedly connected to the bottom end of the hydraulic rod, rotating shafts are fixedly connected to both sides of the load-bearing plate, a rotating plate is rotatably connected to the outer wall of the rotating shaft, latch openings are fixedly connected to both ends of the load-bearing plate, and the bottom of the load-bearing plate is slidably connected to the chassis.

[0008] As a further description of the above technical solution:

[0009] A bracket is fixedly connected to the outer side of the rotating wheel, a convex column is fixedly connected to the side of the rotating wheel away from the bracket, and a nut is threadedly connected to the outer wall of the convex column.

[0010] As a further description of the above technical solution:

[0011] An arc-shaped insertion hole is opened in the middle of the chassis, and rectangular slot boxes are fixedly connected to both sides of the chassis.

[0012] As a further description of the above technical solution:

[0013] A rotation groove is provided on one side of the rectangular groove box close to the bottom plate, and the rotation groove is rotationally connected to the outer wall of the rotating plate.

[0014] As a further description of the above technical solution:

[0015] A fixed bracket is fixedly connected to one side of the rectangular trough box away from the chassis.

[0016] As a further description of the above technical solution:

[0017] Wheels are fixedly connected to the bottom of the rectangular trough box.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, the steel cable can be retracted or released by turning the hand crank handrail to change the angle of the side panel, and then the nut on the convex column can be rotated toward the side wall to make it close to the side wall to fix the angle of the side panel. The limit plate can be slid to adjust the space required for placing the steel structure and make the limit plate close to the steel structure to fix the steel structure, and then the nut on the plug rod can be rotated to make it close to the left and right sides of the bottom plate to fix the limit plate. The utility model is worthy of promotion.

[0020] 2. In the utility model, the height of the steel structure can be raised by hydraulic rods and the horizontal position of the steel structure can be changed by sliding the load-bearing block below. Bolts can be inserted into the latch holes on the left and right sides of the chassis to fix the chassis. The wheels at the bottom of the rectangular trough box can move the entire device, and the fixed tripod outside the rectangular trough box can fix the entire device at the work site. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A three-dimensional diagram of a steel structure lifting device proposed by the utility model;

[0022] Figure 2 This is a top view of a steel structure jacking device proposed by the utility model;

[0023] Figure 3 A schematic diagram of the bottom plate structure of a steel structure lifting device proposed by the utility model

[0024] Figure 4 The utility model provides a schematic diagram of the side groove structure of a steel structure jacking device.

[0025] Figure 5 A schematic diagram of the load-bearing plate structure of a steel structure lifting device proposed by the utility model

[0026] Legend:

[0027] 1. Fixed tripod; 2. Wheels; 3. Rectangular slot box; 4. Latch hole; 5. Arc-shaped socket; 6. Load-bearing plate; 7. Chassis; 8. Hydraulic rod; 9. Insertion rod; 10. Turntable; 11. Bracket; 12. Limiting plate; 13. Sliding groove; 14. Side plate; 15. Steel cable; 16. Hand-cranked handrail; 17. Side wall; 18. Cross bar; 19. Bottom plate; 20. Rotating groove; 21. Rotating shaft; 22. Rotating plate; 23. Side groove; 24. Boss. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] Reference Figure 1-5The utility model provides an embodiment: a steel structure lifting device, including a bottom plate 19, the left and right sides of the bottom plate 19 are fixedly connected with side walls 17, the sides of the two side walls 17 are rotatably connected with a rotating wheel 10, the inside of the rotating wheel 10 is fixedly connected with a hand crank handrail 16, the two side walls 17 are connected by a cross bar 18, the outer wall of the cross bar 18 is rotatably connected with a side plate 14, the inner upper side of the side plate 14 is penetrated by a steel cable 15, the end of the steel cable 15 is connected to the rotating wheel 10, and the steel cable 15 is wound around the middle of the outer wall of the rotating wheel 10, both sides of the bottom plate 19 are provided with sliding grooves 13, the sliding grooves 13 are slidably connected with a limiting plate 12, the bottom end of the limiting plate 12 is plugged and connected with a plug rod 9, the outer wall of the plug rod 9 is threadedly connected with a nut, the left and right side walls 17 of the bottom plate 19 are provided with side grooves 23, and the inside of the side grooves 23 is slidably connected with a plug rod 9. The steel cable 15 can be retracted or released by turning the hand-cranked armrest 10 to change the angle of the side panel 14. The nut on the boss 24 can be rotated toward the side wall 14 to make it close to the side wall 17 to fix the angle of the side panel 14. The limiting plate 12 can be slid to adjust the space required for placing the steel structure and make the limiting plate 12 close to the steel structure to fix the steel structure. The nut on the plug rod 9 can be rotated to make it close to the left and right sides of the bottom plate 19 to fix the limiting plate 12.

[0031] A hydraulic rod 8 is fixedly connected to the bottom of the bottom plate 19, and a load-bearing plate 6 is fixedly connected to the bottom end of the hydraulic rod 8. A rotating shaft 21 is fixedly connected to both sides of the load-bearing plate 6, and a rotating piece 22 is rotatably connected to the outer wall of the rotating shaft 21. Pin openings 4 are fixedly connected to both ends of the load-bearing plate 6, and the bottom of the load-bearing plate is slidably connected to the chassis 7. The outer side of the rotating wheel 10 is fixedly connected to the bracket 11, and a boss 24 is fixedly connected to the side of the rotating wheel 10 away from the bracket 11. A nut is threadedly connected to the outer wall of the boss 24, and an arc-shaped jack 5 is provided in the middle of the chassis 7. A rectangular slot box 3 is fixedly connected to both sides of the chassis 7, and a rotating slot 20 is provided on the side of the rectangular slot box 3 close to the chassis 7. The rotating slot 20 is rotatably connected to the outer wall of the rotating piece 22, and a fixed tripod 1 is fixedly connected to the side of the rectangular slot box 3 away from the chassis 7, and a wheel 2 is fixedly connected to the bottom of the rectangular slot box 3. The height of the steel structure can be raised by hydraulic rod 8 and the horizontal position of the steel structure can be changed by sliding the bearing plate 6 below. Bolts can be inserted into the bolt holes 4 on the left and right sides of the bearing plate 6 and the arc-shaped insertion holes 5 to fix the bearing plate 6. The wheels 2 at the bottom of the rectangular trough box 3 can move the entire device, and the fixed tripod 1 outside the rectangular trough box 3 can fix the entire device at the work site.

[0032] Working principle: move the steel structure jacking device to the work site, put down the fixed tripod 1, fix the device, slide the load-bearing plate 6 to adjust the device to a suitable horizontal position, and then insert the bolts into the pin hole 4 and the arc-shaped socket 5 to fix the load-bearing plate 6 on the chassis 7, turn the hand crank armrest 16, retract or release the steel cable 15, and the steel cable 15 drives the side plate 14 to rotate so that the side plate 14 is adjusted to a suitable angle, and then the nut on the boss 24 is rotated in the direction of the side wall 14 so that it is close to the side wall 17 to fix the rotating wheel 10, so that the steel cable 15 is fixed, so that the side plate 14 is fixed at a suitable angle, and the limit plate 12 is slid to a suitable distance to fix the steel structure between the limit plates 12, and then the nut on the plug rod 9 is rotated to make it close to the left and right sides of the bottom plate 19, and the limit plate 12 is fixed on the bottom plate 19, and then the hydraulic rod 8 is adjusted to make the device rise or fall, and the steel structure is lifted to a suitable height for operation.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A steel structure lifting device, comprising a bottom plate (19), characterized in that: The left and right sides of the bottom plate (19) are fixedly connected to side walls (17), and the sides of the two side walls (17) that are close to each other are rotatably connected to a rotating wheel (10). A hand-cranked handrail (16) is fixedly connected inside the rotating wheel (10). The two side walls (17) are connected by a cross bar (18), and the outer wall of the cross bar (18) is rotatably connected to a side plate (14). A steel cable (15) passes through the upper side of the inner part of the side plate (14), and the end of the steel cable (15) is connected to the rotating wheel (10). 0), and the steel cable (15) is wound around the middle of the outer wall of the rotating wheel (10), sliding grooves (13) are provided on both sides of the bottom plate (19), the sliding grooves (13) are slidably connected to the limit plate (12), the bottom end of the limit plate (12) is plugged with an insertion rod (9), the outer wall of the insertion rod (9) is threadedly connected with a nut, and side grooves (23) are provided on the left and right side walls (17) of the bottom plate (19), and the insertion rod (9) is slidably connected inside the side grooves (23).

2. A steel structure lifting device according to claim 1, characterized in that: The bottom of the base plate (19) is fixedly connected to a hydraulic rod (8), the bottom end of the hydraulic rod (8) is fixedly connected to a load-bearing plate (6), both sides of the load-bearing plate (6) are fixedly connected to rotating shafts (21), the outer wall of the rotating shaft (21) is rotatably connected to a rotating plate (22), both ends of the load-bearing plate (6) are fixedly connected to latch holes (4), and the bottom of the load-bearing plate (6) is slidably connected to a chassis (7).

3. A steel structure lifting device according to claim 1, characterized in that: The outer side of the rotating wheel (10) is fixedly connected to a bracket (11), the side of the rotating wheel (10) away from the bracket (11) is fixedly connected to a boss (24), and the outer wall of the boss (24) is threadedly connected to a nut.

4. A steel structure lifting device according to claim 2, characterized in that: An arc-shaped insertion hole (5) is provided in the middle of the chassis (7), and rectangular slot boxes (3) are fixedly connected to both sides of the chassis (7).

5. A steel structure lifting device according to claim 4, characterized in that: A rotation groove (20) is provided on one side of the rectangular groove box (3) close to the bottom plate (7), and the rotation groove (20) is rotationally connected to the outer wall of the rotating plate (22).

6. A steel structure lifting device according to claim 4, characterized in that: A fixed stand (1) is fixedly connected to a side of the rectangular trough box (3) away from the chassis (7).

7. A steel structure lifting device according to claim 4, characterized in that: The bottom of the rectangular trough box (3) is fixedly connected with wheels (2).

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