A prefabricated T-beam template hoisting device

Abstract

A prefabricated T-beam formwork hoisting device. It includes a main beam, a lifting plate, a limit hanging plate, a lifting wire rope, a lifting sleeve, a balance beam, a triangular reinforcing plate and an anchoring connecting rod; the main beam and the lifting plate constitute a lifting load-bearing system, the limit hanging plate and the lifting wire rope constitute a connection adjustment system, the lifting sleeve and the balance beam constitute a suspension balance fixing system, and the hoisting device is connected to the formwork through the anchoring connecting rod; compared with the prior art, the prefabricated T-beam formwork hoisting device provided by the present invention can speed up the construction speed while ensuring the quality, and the operation process is simple and flexible, effectively avoiding the collision of the beam body during the hoisting process, and having high safety, reducing the number of construction personnel and labor intensity during the installation and removal of the formwork, thereby reducing costs.

Description

Technical Field

[0001] The invention belongs to the technical field of bridge construction hoisting auxiliary equipment and tools, and in particular relates to a prefabricated T-beam template hoisting device. Background Art

[0002] At present, in the process of prefabricating T-beams, lifting machinery such as gantry cranes in prefabricated beam yards and lifting wire ropes are usually used to lift the T-beam formwork. Due to the lack of special lifting equipment, the lifting of the T-beam formwork is unstable, unbalanced, and unstable, the operation process is complicated, and it may collide with the beam body and have poor safety. This will not only affect the construction progress, construction quality and construction safety, but also require more construction personnel during the installation and removal of the T-beam formwork, and the labor intensity of the construction personnel is high, which will increase the production cost. Summary of the invention

[0003] In order to solve the above problems, the object of the present invention is to provide a prefabricated T-beam template hoisting device.

[0004] In order to achieve the above-mentioned purpose, the prefabricated T-beam formwork lifting device provided by the present invention includes a main beam, a lifting plate, a limiting lifting plate, a lifting wire rope, a lifting sleeve, a balance beam, a triangular reinforcement plate and an anchoring connecting rod; wherein the main beam and the lifting plate constitute a lifting load-bearing system, the limiting lifting plate and the lifting wire rope constitute a connection adjustment system, and the lifting sleeve, the balance beam and the anchoring connecting rod constitute a suspension balance fixing system; the main beam is horizontally arranged; the lifting plate is vertically arranged, with a lifting hole at the upper end, and the lower end is welded and fixed to the middle part of the main beam, and triangular reinforcement plates are welded on both sides; at least two limiting lifting plates are sleeved on the left and right sides of the main beam using the openings in the middle thereof, and can slide along the main beam In order to adjust the lifting position, a wire rope hanging hole is provided at the lower part; the lifting sleeve is made of square steel, and anchor holes are formed in the middle of two opposite sides for inserting anchor connecting rods to connect the lifting device to the template; one end of the balance beam is welded and fixed to a side surface without a hole on the lifting sleeve, a triangular reinforcement plate is welded on the lower side of the connection part, and a plurality of lifting holes are provided at a lateral interval on the upper part of the balance beam; a clamp is provided at each end of the lifting wire rope, and the upper end of each pair of lifting wire ropes is fixed to a wire rope hanging hole on a limiting hanger plate located on the left or right side of the main beam by means of a clamp, and the lower end is respectively fixed in two lifting holes of the same balance beam.

[0005] The main beam is welded by two channel steels, a steel plate and two stop steel plates, wherein the two channel steels are opened opposite to each other, the steel plate is sandwiched between the two channel steels, and the upper and lower parts protrude from the outside of the channel steels to form upper and lower slideways, the two stop steel plates are respectively fixed at both ends of the channel steel and the steel plate, and the lower end of the lifting plate is connected to the middle of the upper end of the steel plate; the length of the main beam is 14m, the specification of the channel steel is 14#, and the thickness of the steel plate is 2cm.

[0006] The balance beam is welded by two channel steels and a steel plate, wherein the two channel steels are opened opposite to each other, the steel plate is sandwiched between the two channel steels, the lower part is flush with the channel steel, and the upper part protrudes outside the channel steel; the specification of the channel steel is 14# and the length is 1300mm; the size of the steel plate is 1300*300*20mm; a plurality of lifting holes with a diameter of 8cm are provided on the upper part of the steel plate, and the distance between adjacent lifting holes is 15cm.

[0007] The lifting plate is made of a steel plate with a size of 450*250*20mm.

[0008] The size of the triangular reinforcement plate is 200*200*20mm.

[0009] The size of the lifting sleeve is 160*160*500mm, and the diameter of the anchor hole on the side is 30mm.

[0010] The anchoring connecting rod is made of HPB25 steel bar with a length of 350 mm.

[0011] The limit hanging plate is made of a steel plate with a size of 200*200*10mm; the opening is square and a slideway groove is cut in the middle of the upper and lower ends, and is stuck on the upper and lower slideways of the steel plate on the main beam.

[0012] Compared with the prior art, the prefabricated T-beam formwork lifting device provided by the present invention can speed up the construction while ensuring quality, and the operation process is simple and flexible. The lifting process is smooth, and unbalanced collision of the T-beam is avoided. The safety is relatively high, and the number of construction personnel and labor intensity during the installation and removal of the formwork are reduced, thereby reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural diagram of the prefabricated T-beam template hoisting device provided by the present invention;

[0014] Figure 2 It is a front view of the structure of the lifting and bearing system in the prefabricated T-beam formwork lifting device provided by the present invention.

[0015] Figure 3 It is a front view of the suspension balance fixing system in the prefabricated T-beam template hoisting device provided by the present invention;

[0016] Figure 4 It is a front view of the main beam structure in the prefabricated T-beam template hoisting device provided by the present invention.

[0017] Figure 5 It is a side view of the main beam structure in the prefabricated T-beam template hoisting device provided by the present invention.

[0018] Figure 6 It is a front view of the limiting hanging plate structure in the prefabricated T-beam formwork lifting device provided by the present invention.

[0019] Figure 7 It is a side view of the balance beam structure in the prefabricated T-beam template lifting device provided by the present invention.

[0020] Figure 8 The present invention is a plan view of steel plates welded between channel steels in a balance beam structure in a prefabricated T-beam template hoisting device provided by the present invention. DETAILED DESCRIPTION

[0021] The prefabricated T-beam formwork hoisting device provided by the present invention is described in detail below in conjunction with the accompanying drawings and embodiments.

[0022] like Figure 1 — Figure 8 As shown, the prefabricated T-beam formwork lifting device provided by the present invention includes a main beam 1, a lifting plate 2, a limiting hanging plate 3, a lifting wire rope 4, a lifting sleeve 5, a balance beam 6, a triangular reinforcing plate 7 and an anchoring connecting rod 8; wherein the main beam 1 and the lifting plate 2 constitute a lifting load-bearing system, the limiting hanging plate 3 and the lifting wire rope 4 constitute a connection adjustment system, and the lifting sleeve 5, the balance beam 6 and the anchoring connecting rod 8 constitute a suspension balance fixing system; the main beam 1 is horizontally arranged; the lifting plate 2 is vertically arranged, with a lifting hole 9 at the upper end, and the lower end is welded and fixed to the middle part of the main beam 1, and triangular reinforcing plates 7 are welded on both sides; at least two limiting hanging plates 3 are sleeved on the left and right sides of the main beam 1 using the opening 11 in the middle thereof, and can slide along the main beam 1 In order to adjust the lifting position, a wire rope hanging hole 10 is provided at the lower part; the lifting sleeve 5 is made of square steel, and anchor holes are formed in the middle of two opposite sides for inserting anchor connecting rods 8 to connect the lifting device to the template; one end of the balance beam 6 is welded and fixed to a side surface without a hole on the lifting sleeve 5, and a triangular reinforcing plate 7 is welded on the lower side of the connection part, and a plurality of lifting holes 12 are provided at a lateral interval on the upper part of the balance beam 6; a clamp is provided at each end of the lifting wire rope 4, and the upper ends of each pair of lifting wire ropes 4 are fixed to the wire rope hanging holes 10 on a limiting hanging plate 3 located on the left or right side of the main beam 1 by means of the clamp, and the lower ends are respectively fixed in the two lifting holes 12 of the same balance beam 6.

[0023] The main beam 1 is welded by two channel steels, a steel plate 13 and two stop steel plates 14, wherein the two channel steels are opened opposite to each other, the steel plate 13 is sandwiched between the two channel steels, and the upper and lower parts protrude from the outside of the channel steels to form an upper and lower slideway, the two stop steel plates 14 are respectively fixed at both ends of the channel steel and the steel plate 13, and the lower end of the lifting plate 2 is connected to the middle of the upper end of the steel plate 13; the length of the main beam 1 is 14m, the specification of the channel steel is 14#, and the thickness of the steel plate 13 is 2cm.

[0024] The balance beam 6 is welded by two channel steels and a steel plate, wherein the two channel steels are opened opposite to each other, the steel plate is sandwiched between the two channel steels, the lower part is flush with the channel steel, and the upper part protrudes outside the channel steel; the specification of the channel steel is 14# and the length is 1300mm; the size of the steel plate is 1300*300*20mm; a plurality of lifting holes 12 with a diameter of 8cm are provided on the upper part of the steel plate, and the distance between adjacent lifting holes 12 is 15cm.

[0025] The lifting plate 2 is made of a steel plate with a size of 450*250*20mm.

[0026] The size of the triangular reinforcing plate 7 is 200*200*20mm.

[0027] The size of the lifting sleeve 5 is 160*160*500mm, and the diameter of the anchor hole on the side is 30mm.

[0028] The anchoring connecting rod 8 is made of HPB25 steel bar with a length of 350 mm.

[0029] The limit hanging plate 3 is made of a steel plate with a size of 200*200*10mm; the opening 11 is square and a slideway groove is cut in the middle of the upper and lower ends, which is stuck on the upper and lower slideways of the steel plate on the main beam 1.

[0030] The method for using the prefabricated T-beam formwork hoisting device provided by the present invention is described as follows: first, use a hoisting machine such as a gantry crane in a prefabricated beam field to hoist the main beam 1 and the connecting parts thereon through the hoisting plate 2, then select a limit hanger plate 3 on both sides of the main beam 1 according to the length of the T-beam formwork, and slide the limit hanger plate 3 to a suitable hoisting position, and then fix the upper end of each pair of hoisting wire ropes 4 in the wire rope hanging hole 10 on a limit hanger plate 3 located on the left or right side of the main beam 1 with the help of a clamp ring, and fix the lower end in two hoisting holes 12 of the same balance beam 6. Preliminarily adjust the position of the limit hanger plate 3 on the main beam 1 so that the hoisting sleeve 5 and the column of the T-beam formwork to be hoisted are basically aligned, then move the main beam 1 downward so that the two hoisting sleeves 5 are respectively sleeved on the two columns of the T-beam formwork, and align the anchor holes on the hoisting sleeves 5 with the anchor holes on the columns, and insert the anchor connecting rod 8 into all the anchor holes and lock them. Adjust the position of the limit hanger plate 3 on the main beam 1 again to make the lifting wire rope 4 perpendicular to the main beam 1. Adjust the position of the lifting wire rope 4 in the lifting hole 12 on the balance beam 6 according to the front and rear weight and position deviation of the T-beam template, so that the T-beam template is stable and not tilted after lifting, and finally put it to the required installation or placement position.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A prefabricated T-beam formwork hoisting device, characterized in that: The prefabricated T-beam formwork lifting device comprises a main beam (1), a lifting plate (2), a limiting hanging plate (3), a lifting wire rope (4), a lifting sleeve (5), a balance beam (6), a triangular reinforcing plate (7) and an anchoring connecting rod (8); wherein the main beam (1) and the lifting plate (2) constitute a lifting load-bearing system, the limiting hanging plate (3) and the lifting wire rope (4) constitute a connection adjustment system, and the lifting sleeve (5), the balance beam (6) and the anchoring connecting rod (8) constitute a suspension balance fixing system; the main beam (1) is horizontally arranged; the lifting plate (2) is vertically arranged, with a lifting hole (9) at the upper end, and the lower end is welded and fixed to the middle part of the main beam (1), and triangular reinforcing plates (7) are welded on both sides; at least two limiting hanging plates (3) are sleeved on the left and right sides of the main beam (1) using the opening (11) in the middle thereof, and can be moved along the main beam ( 1) Slide to adjust the lifting position, and a wire rope hanging hole (10) is provided at the bottom; the lifting sleeve (5) is made of square steel, and anchor holes are formed in the middle of two opposite sides for inserting anchor connecting rods (8) to connect the lifting device with the template; one end of the balance beam (6) is welded and fixed to a side without a hole on the lifting sleeve (5), and a triangular reinforcing plate (7) is welded on the lower side of the connection part, and a plurality of lifting holes (12) are provided at a lateral interval on the upper part of the balance beam (6); a clamping ring is provided at each end of the lifting wire rope (4), and the upper end of each pair of lifting wire ropes (4) is simultaneously fixed in a wire rope hanging hole (10) on a limiting hanging plate (3) located on the left or right side of the main beam (1) by means of the clamping ring, and the lower end is respectively fixed in two lifting holes (12) of the same balance beam (6).

2. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The main beam (1) is welded by two channel steels, a steel plate (13) and two stopper steel plates (14), wherein the two channel steels are opened opposite to each other, the steel plate (13) is sandwiched between the two channel steels, and the upper and lower parts protrude outside the channel steels to form an upper and lower slideway, the two stopper steel plates (14) are respectively fixed at the two ends of the channel steel and the steel plate (13), and the lower end of the lifting plate (2) is connected to the middle of the upper end of the steel plate (13); the length of the main beam (1) is 14m, the specification of the channel steel is 14#, and the thickness of the steel plate (13) is 2cm.

3. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The balance beam (6) is welded by two channel steels and a steel plate, wherein the two channel steels are opened facing each other, the steel plate is sandwiched between the two channel steels, the lower part is flush with the channel steel, and the upper part protrudes outside the channel steel; the specification of the channel steel is 14#, and the length is 1300mm; the size of the steel plate is 1300*300*20mm; a plurality of lifting holes (12) with a diameter of 8cm are provided on the upper part of the steel plate, and the distance between adjacent lifting holes (12) is 15cm.

4. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The lifting plate (2) is made of a steel plate with a size of 450*250*20mm.

5. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The size of the triangular reinforcing plate (7) is 200*200*20 mm.

6. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The size of the lifting sleeve (5) is 160*160*500mm, and the diameter of the anchor hole on the side is 30mm.

7. The prefabricated T-beam formwork hoisting device according to claim 1 is characterized in that: The anchoring connecting rod (8) is made of HPB25 steel bar with a length of 350 mm.

8. The prefabricated T-beam formwork hoisting device according to claim 2 is characterized in that: The position-limiting hanging plate (3) is made of a steel plate with a size of 200*200*10 mm; the opening (11) is square and a slideway groove is cut in the middle of the upper and lower ends, and is clamped on the upper and lower slideways of the steel plate on the main beam (1).

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