A hoisting device for prefabricated T-beam construction

Abstract

The utility model discloses a hoisting device for the construction of prefabricated T-beams, including a horizontal plate, wherein the interior of the horizontal plate is hollow, and the two ends of the horizontal plate are open, and two symmetrical side plates are slidably connected to the interior of the two ends of the horizontal plate, and one end of the two side plates located outside the horizontal plate is fixedly connected to an L-shaped plate, and the bottom wall of the L-shaped plate is penetrated and threadedly connected with a screw. In the utility model, a horizontal plate, two side plates, two L-shaped plates, a screw, an extrusion plate, an adjustment component and a hoisting component are provided, and the interior of the horizontal plate is hollow. The two side plates can be driven to slide at the two ends of the horizontal plate through the adjustment component, thereby driving the two L-shaped plates to be clamped on both sides of the top of the T-beam, and then the extrusion plate is driven to move upward by rotating the screw, so as to realize the rapid clamping of the device with both sides of the T-beam. The device can hoist T-beams of various sizes, and the connection and disassembly with the T-beam are simple and convenient, and the adjustment is also faster and more flexible.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated T-beam hoisting, in particular to a hoisting device for prefabricated T-beam construction. Background Art

[0002] Prefabricated T-beam refers to a beam with a T-shaped cross section. The protruding parts on both sides are called flanges, and the middle part is called beam ribs (or webs). It is formed by digging out the concrete in the tensile area of ​​the rectangular beam that does not contribute to the bending strength. In addition to having the same bending strength as the original rectangular beam, it can save concrete, reduce the deadweight of the component, and improve the spanning capacity.

[0003] Prefabricated T-beams need to be moved by a hoisting device during construction. The patent with publication number CN 220011846U discloses a prefabricated T-beam hoisting device, which can be used for the hoisting and transportation of prefabricated T-beams of different lengths by setting different pin holes on the load-bearing beam, and can be used for the support of prefabricated T-beams of different heights by setting adjustable support screws. However, when the device hoists T-beams of different sizes, the bottom of the adjustable support screw needs to be disassembled and adjusted before reinstalling, and the same is true for the T-beam fixing ear plate. The adjustment is troublesome and time-consuming, so further improvement is needed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a hoisting device for prefabricated T-beam construction.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hoisting device for the construction of prefabricated T-beams, including a horizontal plate, the interior of the horizontal plate is hollow, and the two ends of the horizontal plate are open, and two symmetrical side plates are slidably connected inside the two ends of the horizontal plate, and one end of the two side plates located outside the horizontal plate is fixedly connected with an L-shaped plate, and a screw rod passes through the bottom wall of the L-shaped plate and is threadedly connected, and the top end of the screw rod is rotatably connected to an extrusion plate through a bearing, and the bottom end of the screw rod is fixedly connected to a wrench assembly, and an adjustment assembly for driving the two side plates to move is provided inside the horizontal plate and in the middle of the top wall, and a hoisting assembly is fixedly connected to the upper surface of the horizontal plate.

[0006] Furthermore, two support plates are fixedly connected inside the transverse plate, and the adjustment assembly includes a bidirectional screw rod that passes through the two support plates and is rotatably connected to the support plates, and both ends of the bidirectional screw rod respectively pass through the two side plates and are threadedly connected to the two side plates.

[0007] Furthermore, the adjustment component also includes a vertical shaft that passes through the top wall of the horizontal plate and is rotatably connected to the horizontal plate. The bottom and top ends of the vertical shaft are respectively fixedly connected to an active bevel gear and a handwheel. The middle part of the bidirectional screw is fixedly connected to a driven bevel gear, and the driven bevel gear is meshed with the active bevel gear.

[0008] Furthermore, adjacent sides of the two L-shaped plates are fixedly connected with baffles.

[0009] Furthermore, the wrench assembly includes a cylinder fixed to the bottom end of the screw rod, a through hole is passed through the middle of the cylinder, a cross bar passes through and is slidably connected to the inside of the through hole, and ball heads are fixedly connected to both ends of the cross bar.

[0010] Furthermore, the lifting assembly includes a plurality of first steel wires fixed on both sides of the upper surface of the horizontal plate, the top ends of the plurality of first steel wires are commonly fixedly connected to the top plate, a plurality of second steel wires are fixed on both sides of the upper surface of the top plate, and the top ends of the plurality of second steel wires are fixedly connected to the lifting trolley.

[0011] Beneficial effects of the utility model:

[0012] When the utility model is in use, the hoisting device for the construction of prefabricated T-beams is provided with a horizontal plate, two side plates, two L-shaped plates, a screw rod, an extrusion plate, an adjustment component and a hoisting component. The interior of the horizontal plate is hollow in design. The two side plates can be driven to slide at both ends of the horizontal plate through the adjustment component, thereby driving the two L-shaped plates to be clamped on both sides of the top end of the T-beam, and then the extrusion plate is driven to move upward by rotating the screw rod, so as to realize the rapid clamping connection between the device and the two sides of the T-beam. The device can hoist T-beams of various sizes, and the connection and disassembly with the T-beams are simple and convenient, and the adjustment is also faster and more flexible. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 : The overall stereogram of the utility model;

[0015] Figure 2 : The front view of the utility model;

[0016] Figure 3 :The utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 4 :The utility model Figure 2 Enlarged view of point B in the middle.

[0018] The reference numerals are as follows:

[0019] 1. Horizontal plate; 101. Support plate; 2. Side plate; 3. L-shaped plate; 4. Screw rod; 5. Extrusion plate; 6. Wrench assembly; 61. Cylinder; 62. Perforation; 63. Crossbar; 64. Ball head; 7. Baffle; 8. Adjustment assembly; 81. Vertical axis; 82. Bidirectional screw rod; 83. Active bevel gear; 84. Driven bevel gear; 85. Handwheel; 9. Lifting assembly; 91. First steel wire; 92. Top plate; 93. Second steel wire; 10. T-beam. DETAILED DESCRIPTION

[0020] 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 of 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.

[0021] like Figure 1-Figure 4 As shown, it relates to a hoisting device for prefabricated T-beam construction, including a horizontal plate 1, the interior of the horizontal plate 1 is hollow, and the two ends of the horizontal plate 1 are open, two symmetrical side plates 2 are slidably connected inside the two ends of the horizontal plate 1, one end of the two side plates 2 located outside the horizontal plate 1 is fixedly connected with an L-shaped plate 3, the bottom wall of the L-shaped plate 3 passes through and is threadedly connected with a screw 4, the top end of the screw 4 is rotatably connected with an extrusion plate 5 through a bearing, the bottom end of the screw 4 is fixedly connected with a wrench assembly 6, the interior of the horizontal plate 1 and the middle of the top wall are jointly provided with an adjustment assembly 8 for driving the two side plates 2 to move, and the upper surface of the horizontal plate 1 is fixedly connected with a hoisting assembly 9.

[0022] Two support plates 101 are fixedly connected inside the transverse plate 1 , and the adjustment assembly 8 includes a bidirectional screw rod 82 that penetrates the two support plates 101 and is rotatably connected to the support plates 101 . Both ends of the bidirectional screw rod 82 penetrate the two side plates 2 and are threadedly connected to the two side plates 2 .

[0023] By rotating the bidirectional screw rod 82 , the bidirectional screw rod 82 will drive the two side plates 2 to move toward each other inside the transverse plate 1 , so that the two side plates 2 can slide out of the transverse plate 1 at the same time, and can also move into the transverse plate 1 at the same time.

[0024] The adjustment assembly 8 also includes a vertical shaft 81 that passes through the top wall of the horizontal plate 1 and is rotatably connected to the horizontal plate 1. The bottom and top ends of the vertical shaft 81 are respectively fixedly connected to a driving bevel gear 83 and a handwheel 85. The middle part of the bidirectional screw rod 82 is fixedly connected to a driven bevel gear 84, and the driven bevel gear 84 is meshed with the driving bevel gear 83.

[0025] Under the meshing transmission of the active bevel gear 83 and the driven bevel gear 84 , after the vertical shaft 81 is rotated by the hand wheel 85 , the vertical shaft 81 can drive the bidirectional screw rod 82 to rotate forward or reverse.

[0026] Adjacent sides of the two L-shaped plates 3 are fixedly connected with baffles 7 .

[0027] The baffle plate 7 is clamped on the upper surface of the flange of the T beam 10, and the extrusion plate 5 is clamped on the lower surface of the flange of the T beam 10, so that the device is fixedly connected to the T beam 10.

[0028] The wrench assembly 6 includes a cylinder 61 fixed to the bottom end of the screw rod 4. A through hole 62 is passed through the middle of the cylinder 61. A cross bar 63 passes through and is slidably connected to the through hole 62. Ball heads 64 are fixedly connected to both ends of the cross bar 63.

[0029] The screw rod 4 can be driven to move by rotating the cross rod 63 , and the extrusion plate 5 can be driven to move upward or downward by the screw rod 4 .

[0030] The lifting assembly 9 includes a plurality of first steel wires 91 fixed on both sides of the upper surface of the horizontal plate 1, the top ends of the plurality of first steel wires 91 are commonly fixedly connected to a top plate 92, a plurality of second steel wires 93 are fixed on both sides of the upper surface of the top plate 92, and the top ends of the plurality of second steel wires 93 are fixedly connected to the lifting trolley.

[0031] A plurality of first steel wires 91 and a plurality of second steel wires 93 are used to connect with the trolley, and the swing amplitude of the hoisting device is smaller when the trolley moves.

[0032] Working principle: Move the device to the top of the T-beam 10, and make the two L-shaped plates 3 located on both sides of the flange of the T-beam 10, then rotate the hand wheel 85 to drive the two-way screw 82 to rotate, and the two-way screw 82 drives the two side plates 2 to move inside the cross plate 1, so that the two L-shaped plates 3 are close to the flange of the T-beam 10, until the baffles 7 and the extrusion plates 5 on the two L-shaped plates 3 are located on the upper and lower sides of the flange of the T-beam 10 respectively, then rotate the wrench assembly 6 at the bottom of each L-shaped plate 3 to drive the corresponding screw 4 and the extrusion plate 5 to move upward, until the baffles 7 and the extrusion plates 5 are tightly fitted with the upper and lower surfaces of the flange of the T-beam 10, thereby completing the fixed connection between the device and the flange of the T-beam 10, and finally drive the device and the T-beam 10 to move by moving the trolley. The device can be used for T-beams 10 with different flange widths and thicknesses, and the adjustment is fast and convenient.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A hoisting device for prefabricated T-beam construction, characterized in that: The invention comprises a horizontal plate (1), wherein the interior of the horizontal plate (1) is hollow and the two ends of the horizontal plate (1) are open. Two symmetrical side plates (2) are slidably connected to the interior of the two ends of the horizontal plate (1). One end of the two side plates (2) located outside the horizontal plate (1) is fixedly connected to an L-shaped plate (3). A screw rod (4) passes through the bottom wall of the L-shaped plate (3) and is threadedly connected. The top end of the screw rod (4) is rotatably connected to an extrusion plate (5) via a bearing. The bottom end of the screw rod (4) is fixedly connected to a wrench assembly (6). An adjustment assembly (8) for driving the two side plates (2) to move is provided inside the horizontal plate (1) and in the middle of the top wall. A lifting assembly (9) is fixedly connected to the upper surface of the horizontal plate (1).

2. The hoisting device for prefabricated T-beam construction according to claim 1 is characterized in that: Two support plates (101) are fixedly connected inside the transverse plate (1), and the adjustment assembly (8) comprises a bidirectional screw rod (82) that passes through the two support plates (101) and is rotatably connected to the support plates (101), and two ends of the bidirectional screw rod (82) respectively pass through the two side plates (2) and are threadedly connected to the two side plates (2).

3. The hoisting device for prefabricated T-beam construction according to claim 2 is characterized in that: The adjustment assembly (8) further comprises a vertical shaft (81) penetrating the top wall of the horizontal plate (1) and rotatably connected to the horizontal plate (1); the bottom end and the top end of the vertical shaft (81) are respectively fixedly connected to a driving bevel gear (83) and a hand wheel (85); the middle part of the bidirectional screw rod (82) is fixedly connected to a driven bevel gear (84), and the driven bevel gear (84) is meshed with the driving bevel gear (83).

4. The hoisting device for prefabricated T-beam construction according to claim 1 is characterized in that: Adjacent sides of the two L-shaped plates (3) are fixedly connected with baffles (7).

5. The hoisting device for prefabricated T-beam construction according to claim 1 is characterized in that: The wrench assembly (6) comprises a cylinder (61) fixed to the bottom end of the screw rod (4), a through hole (62) passing through the middle of the cylinder (61), a cross bar (63) passing through and slidably connected to the inside of the through hole (62), and ball heads (64) fixedly connected to both ends of the cross bar (63).

6. The hoisting device for prefabricated T-beam construction according to claim 1 is characterized in that: The lifting assembly (9) comprises a plurality of first steel wires (91) fixed on both sides of the upper surface of the transverse plate (1), the top ends of the plurality of first steel wires (91) being fixedly connected to a top plate (92), a plurality of second steel wires (93) being fixedly connected to both sides of the upper surface of the top plate (92), and the top ends of the plurality of second steel wires (93) being fixedly connected to the lifting trolley.

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