Adjustable I-shaped section steel beam lifting appliance

Abstract

The utility model relates to the technical field of steel beam lifting appliances, in particular to an adjustable I-shaped section steel beam lifting appliance. The clamp comprises clamping jaws, the two clamping jaws are rotationally connected, one side of the clamping jaw on the left side is rotationally connected with a rotating shaft, the arc surface of the rotating shaft is fixedly connected with a hanging block, the lower end of the rotating shaft is provided with an auxiliary assembly, one sides of the two clamping jaws are rotationally connected with a connecting block, and a two-way screw is inserted into the arc surface of the connecting block in a threaded mode. Threads at two ends of the two-way screw rod are opposite, the arc surface of the two-way screw rod is fixedly connected with a rotating rod, and an auxiliary clamping assembly is arranged on one side of the clamping jaw, so that the problems that the clamping point of the clamping jaw and the I-shaped steel is thin and the clamping force is large due to the fact that the clamping jaw clamps the two sides of the I-shaped steel only through the two clamping jaws in the steel beam lifting appliance are solved. Therefore, in the H-shaped steel transferring process, slipping can occur between the H-shaped steel and the clamping jaw, and then the clamping jaw and the H-shaped steel can fall off to cause potential safety hazards.

Description

Technical Field

[0001] The utility model relates to the technical field of steel beam hangers, in particular to an adjustable I-section steel beam hanger. Background Art

[0002] The steel beam hoist is used to lift the I-beam for transfer. The steel beam hoist consists of two clamps, a connecting block, a hanging block, a bidirectional screw and a rotating rod. When lifting the I-beam, the clamp is placed on the I-beam, and then the rotating rod is rotated to rotate the bidirectional screw on the connecting block, and the two clamps are closed to clamp the I-beam. The clamp is then adjusted to clamp the I-beam, and then the hook on the crane is hung on the hanging block, so that the crane can lift the I-beam for transfer.

[0003] The inventor found in his daily work that when the steel beam hanger is in use, since the steel beam hanger only clamps the I-beam through two claws, the claws clamp both sides of the I-beam, making the clamping points between the claws and the I-beam thin, which may cause slippage between the I-beam and the claws during the transfer of the I-beam, and the claws and the I-beam may fall off, causing a safety hazard. Utility Model Content

[0004] The utility model aims to solve the problem that in actual use, since the steel beam hanger only clamps the I-beam by two claws, the claws clamp the two sides of the I-beam, making the clamping points of the claws and the I-beam thin, which may cause slippage between the I-beam and the claws during the transfer of the I-beam, and then the claws and the I-beam may fall off, causing safety hazards, and an adjustable I-section steel beam hanger is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an adjustable I-section steel beam hanger, comprising a clamping jaw, two clamping jaws are rotatably connected, one side of the left clamping jaw is rotatably connected with a rotating shaft, the arc surface of the rotating shaft is fixedly connected with a hanging block, the lower end of the rotating shaft is provided with an auxiliary component, one side of the two clamping jaws is rotatably connected with a connecting block, the arc surface of the connecting block is threadedly inserted with a bidirectional screw, the threads at both ends of the bidirectional screw are opposite, the arc surface of the bidirectional screw is fixedly connected with a rotating rod, an auxiliary clamping component is provided on one side of the clamping jaw, and the auxiliary clamping component includes a rectangular block fixedly connected to one side of the clamping jaw, a sliding hole is opened on one side of the rectangular block, a pressure plate is slidably connected to the inner wall of the sliding hole, and a driving mechanism is provided on the inner wall of the sliding hole, and the driving mechanism is used to drive the pressure plate to move.

[0006] The effect achieved by the above components is: through the auxiliary clamping assembly, when auxiliary clamping of the I-beam is needed, after the two clamping claws clamp the I-beam, the driving mechanism is used to move the pressure plate in the sliding hole on the rectangular block, so that it is pressed to the lower part of the I-beam, and then squeezes the I-beam, thereby auxiliary clamping of the I-beam to prevent the clamping claws and the I-beam from falling off.

[0007] Preferably, the driving mechanism comprises a screw rod rotatably connected to the inner wall of the sliding hole, and the screw rod is threadedly connected to the pressure plate.

[0008] The effect achieved by the above components is that the screw rod rotates, causing the pressure plate in the sliding hole on the rectangular block to move.

[0009] Preferably, the arc surface of the screw rod is fixedly connected to bevel gear 1, one side of bevel gear 1 is meshingly connected to bevel gear 2, one side of bevel gear 2 is fixedly connected to a round rod, and one side of the round rod is fixedly connected to a handle.

[0010] The effect achieved by the above components is: turning the handle causes the round rod to rotate, thereby causing the second bevel gear to rotate, causing the first bevel gear to rotate, and then driving the screw to rotate.

[0011] Preferably, the circular rod and the rectangular block are rotatably connected, and a suction cup is fixedly connected to the lower end of the pressing plate.

[0012] The effect achieved by the above components is: by arranging the suction cup, the pressure plate is pressed onto the I-beam, so that the suction cup is adsorbed onto the I-beam, thereby assisting in limiting the position of the I-beam.

[0013] Preferably, the auxiliary component comprises a grooved block fixedly connected to the lower end of the rotating shaft, and the inner wall of the grooved block is slidably connected to a U-shaped rod.

[0014] The effect achieved by the above components is: when it is necessary to extrude the top of the I-beam, the bidirectional screw rotates, and through the transmission mechanism, the U-shaped rod moves downward in the grooved block, thereby squeezing the top of the I-beam, and then assisting in clamping the I-beam. There is a slide rail on the left clamping jaw for the left connecting block to slide slightly.

[0015] Preferably, the surface of the U-shaped rod is provided with teeth, and the arc surface of the bidirectional screw is fixedly connected with a transmission gear.

[0016] The effects achieved by the above components are: the bidirectional screw rotates, the transmission gear rotates, and the U-shaped rod moves downward in the grooved block.

[0017] Preferably, the lower end of the U-shaped rod is fixedly connected with an auxiliary block, and the auxiliary block is a rubber pad.

[0018] The effect achieved by the above components is: by arranging the auxiliary block, the U-shaped rod is prevented from directly contacting the I-beam.

[0019] Preferably, the U-shaped rod is meshed with the transmission gear by means of teeth.

[0020] The effect achieved by the above components is: by arranging the U-shaped rod and the transmission gear, the transmission gear rotates to move the U-shaped rod.

[0021] In summary, the beneficial effects of the utility model are:

[0022] The utility model discloses a kind of auxiliary clamping assembly, and when it is needed to auxiliary clamp the I-beam, after the two clamping jaws clamp the I-beam, the driving mechanism is used to move the pressure plate in the sliding hole on the rectangular block, so that the pressure plate is pressed on the lower part of the I-beam, and then squeezes the I-beam, so as to auxiliary clamp the I-beam and prevent the clamping jaws and the I-beam from falling off. The utility model solves the problem that the steel beam hanger only clamps the I-beam by closing the two clamping jaws, so that the clamping jaws clamp the two sides of the I-beam, and the clamping points of the clamping jaws and the I-beam are thin, so that the I-beam and the clamping jaws may slip during the transfer of the I-beam, and then the clamping jaws and the I-beam may fall off, causing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the auxiliary clamping assembly of the utility model;

[0025] Figure 3 It is a three-dimensional structural schematic diagram of another angle portion of the auxiliary clamping assembly of the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the auxiliary component of the utility model.

[0027] Legend: 1. Clamp; 2. Auxiliary clamping assembly; 3. Auxiliary assembly; 4. Connecting block; 5. Rotating shaft; 6. Hanging block; 7. Bidirectional screw; 8. Rotating rod; 21. Rectangular block; 22. Pressure plate; 23. Driving mechanism; 24. Sliding hole; 231. Screw; 232. Bevel gear one; 233. Bevel gear two; 234. Round rod; 235. Handle; 25. Suction cup; 31. Grooved block; 32. U-shaped rod; 33. Auxiliary block; 34. Transmission gear. DETAILED DESCRIPTION

[0028] Reference Figure 1As shown, the utility model provides a technical solution: an adjustable I-section steel beam hanger includes a clamping jaw 1, two clamping jaws 1 are rotatably connected, one side of the left clamping jaw 1 is rotatably connected to a rotating shaft 5, the arc surface of the rotating shaft 5 is fixedly connected to a hanging block 6, the lower end of the rotating shaft 5 is provided with an auxiliary component 3, one side of the two clamping jaws 1 is rotatably connected to a connecting block 4, the arc surface of the connecting block 4 is threadedly inserted with a bidirectional screw 7, the threads at both ends of the bidirectional screw 7 are opposite, the arc surface of the bidirectional screw 7 is fixedly connected to a rotating rod 8, and one side of the clamping jaw 1 is provided with an auxiliary clamping component 2.

[0029] The specific configuration and functions of the auxiliary clamping assembly 2 and the auxiliary assembly 3 are described in detail below.

[0030] Reference Figure 2 and Figure 3 As shown, in this embodiment: the auxiliary clamping component 2 includes a rectangular block 21 fixedly connected to one side of the clamping jaw 1, a sliding hole 24 is opened on one side of the rectangular block 21, a pressure plate 22 is slidably connected to the inner wall of the sliding hole 24, and a driving mechanism 23 is provided on the inner wall of the sliding hole 24. The driving mechanism 23 is used to drive the pressure plate 22 to move. Through the auxiliary clamping component 2, when it is necessary to auxiliary clamp the I-beam, after the two clamping jaws 1 clamp the I-beam, the driving mechanism 23 is used to move the pressure plate 22 in the sliding hole 24 on the rectangular block 21, so that it is pressed to the lower part of the I-beam, and then squeezes the I-beam, so as to auxiliary clamp the I-beam and prevent the clamping jaw 1 from falling off from the I-beam. The driving mechanism 23 includes a screw rod 231 rotatably connected to the inner wall of the sliding hole 24, the screw rod 231 and the pressure plate 22 are threadedly connected, and the screw rod 231 is threadedly connected to the pressure plate 22. The rod 231 rotates, so that the pressure plate 22 in the sliding hole 24 on the rectangular block 21 moves, and the arc surface of the screw rod 231 is fixedly connected to the bevel gear 1 232, and one side of the bevel gear 1 232 is meshedly connected to the bevel gear 2 233, and one side of the bevel gear 233 is fixedly connected to a circular rod 234, and one side of the circular rod 234 is fixedly connected to a handle 235. Turning the handle 235 rotates the circular rod 234, thereby rotating the bevel gear 233, and rotating the bevel gear 1 232, thereby driving the screw rod 231 to rotate, and the circular rod 234 and the rectangular block 21 are rotatably connected. The lower end of the pressure plate 22 is fixedly connected to the suction cup 25. By setting the suction cup 25, the pressure plate 22 is squeezed onto the I-beam, so that the suction cup 25 is adsorbed onto the I-beam, thereby assisting in limiting the I-beam.

[0031] Reference Figure 4As shown, in this embodiment: the auxiliary component 3 includes a groove block 31 fixedly connected to the lower end of the rotating shaft 5, and the inner wall of the groove block 31 is slidably connected with a U-shaped rod 32. When it is necessary to extrude the top of the I-beam, the bidirectional screw 7 rotates, and the U-shaped rod 32 moves downward in the groove block 31 through the transmission mechanism, thereby extruding the top of the I-beam, and then assisting in clamping the I-beam. The surface of the U-shaped rod 32 is provided with teeth, and the arc surface of the bidirectional screw 7 is fixedly connected with a transmission gear 34. The bidirectional screw 7 rotates, and the transmission gear 34 rotates, so that the U-shaped rod 32 moves downward in the groove block 31. The lower end of the U-shaped rod 32 is fixedly connected with an auxiliary block 33, and the auxiliary block 33 is a rubber pad. By setting the auxiliary block 33, the U-shaped rod 32 is prevented from directly contacting the I-beam. The U-shaped rod 32 meshes with the transmission gear 34 with the help of teeth. By setting the U-shaped rod 32 and the transmission gear 34, the transmission gear 34 rotates to move the U-shaped rod 32.

[0032] Working principle:

[0033] When lifting the I-beam, the clamping jaws 1 are placed on the I-beam, and then the rotating rod 8 is rotated to rotate the bidirectional screw 7 on the connecting block 4, and the two clamping jaws 1 are retracted to clamp the I-beam, so that the clamping jaws 1 are adjusted to clamp the I-beam, and then the hook on the crane is hung on the hanging block 6 on the rotating shaft 5, so that the crane can lift the I-beam for transfer. When auxiliary clamping of the I-beam is required, after the two clamping jaws 1 clamp the I-beam, the driving mechanism 23 is used to move the pressure plate 22 in the sliding hole 24 on the rectangular block 21, so that it is pressed on the lower part of the I-beam, and then the I-beam is squeezed, so as to achieve auxiliary clamping of the I-beam to prevent the clamping jaws 1 from falling off from the I-beam, and the screw rod 231 is rotated so that the rectangular block 2 The pressing plate 22 in the sliding hole 24 on 1 moves, and the handle 235 is turned to rotate the circular rod 234, thereby rotating the bevel gear 233, rotating the bevel gear 1 232, and then driving the screw rod 231 to rotate. By setting the suction cup 25, the pressing plate 22 is squeezed onto the I-beam, so that the suction cup 25 is adsorbed onto the I-beam, thereby assisting in limiting the I-beam. When it is necessary to squeeze the top of the I-beam, the bidirectional screw 7 rotates, the bidirectional screw 7 rotates, the transmission gear 34 rotates, so that the U-shaped rod 32 moves downward in the grooved block 31, thereby squeezing the top of the I-beam, and then assisting in clamping the I-beam. By setting the auxiliary block 33, direct contact between the U-shaped rod 32 and the I-beam is avoided.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. An adjustable I-section steel beam hanger, comprising a clamping jaw (1), two of the clamping jaws (1) being rotatably connected, characterized in that: One side of the left clamping jaw (1) is rotatably connected to a rotating shaft (5), the arc surface of the rotating shaft (5) is fixedly connected to a hanging block (6), the lower end of the rotating shaft (5) is provided with an auxiliary component (3), one side of the two clamping jaws (1) is rotatably connected to a connecting block (4), the arc surface of the connecting block (4) is threadedly inserted with a bidirectional screw (7), the threads at both ends of the bidirectional screw (7) are opposite, the arc surface of the bidirectional screw (7) is fixedly connected to a rotating rod (8), one side of the clamping jaw (1) is provided with an auxiliary clamping component (2), the auxiliary clamping component (2) comprises a rectangular block (21) fixedly connected to one side of the clamping jaw (1), a sliding hole (24) is opened on one side of the rectangular block (21), the inner wall of the sliding hole (24) is slidably connected to a pressing plate (22), the inner wall of the sliding hole (24) is provided with a driving mechanism (23), and the driving mechanism (23) is used to drive the pressing plate (22) to move.

2. The adjustable I-section steel beam hanger according to claim 1, characterized in that: The driving mechanism (23) comprises a screw rod (231) rotatably connected to the inner wall of the sliding hole (24), and the screw rod (231) and the pressing plate (22) are threadedly connected.

3. The adjustable I-section steel beam hanger according to claim 2, characterized in that: The arc surface of the screw rod (231) is fixedly connected to a bevel gear 1 (232), one side of the bevel gear 1 (232) is meshingly connected to a bevel gear 2 (233), one side of the bevel gear 2 (233) is fixedly connected to a circular rod (234), and one side of the circular rod (234) is fixedly connected to a handle (235).

4. The adjustable I-section steel beam hanger according to claim 3, characterized in that: The circular rod (234) and the rectangular block (21) are rotatably connected, and a suction cup (25) is fixedly connected to the lower end of the pressing plate (22).

5. The adjustable I-section steel beam hanger according to claim 4, characterized in that: The auxiliary component (3) comprises a grooved block (31) fixedly connected to the lower end of the rotating shaft (5), and a U-shaped rod (32) is slidably connected to the inner wall of the grooved block (31).

6. The adjustable I-section steel beam hanger according to claim 5, characterized in that: The surface of the U-shaped rod (32) is provided with teeth, and the arc surface of the bidirectional screw rod (7) is fixedly connected to a transmission gear (34).

7. The adjustable I-section steel beam hanger according to claim 6, characterized in that: The lower end of the U-shaped rod (32) is fixedly connected to an auxiliary block (33), and the auxiliary block (33) is a rubber pad.

8. The adjustable I-section steel beam hanger according to claim 7, characterized in that: The U-shaped rod (32) is meshed with the transmission gear (34) via teeth.

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