Temporary supporting device for steel beam installation

Abstract

The utility model provides a temporary supporting device for steel beam installation, which comprises a plurality of lifting supporting units arranged along the length direction and the width direction of a steel beam, and the lifting supporting units arranged along the length direction of the steel beam are fixedly connected through a first connecting unit. The lifting supporting units arranged in the width direction of the steel beam are adjustably connected through second connecting units. The height of the lifting supporting units can be adjusted by starting the motor according to the actual requirements on site, meanwhile, the distance between the lifting supporting units arranged in the width direction of the steel beams can be adjusted through the second connecting units, the steel beams with different widths and heights are accurately supported, and particularly the supporting of large-span steel beam sections and points is achieved. Unstable supporting caused by the fact that the width of the supporting device is not matched with the width of the steel beam is avoided, and the supporting device can be flexibly adjusted and is wide in application range.

Description

Technical Field

[0001] The utility model belongs to the technical field of temporary construction supports, in particular to a temporary support device for steel beam installation. Background Art

[0002] With the development of our society, the uses of buildings are becoming more and more diverse, and the shapes are becoming more and more complex. Steel structure is a structural form that can realize the complexity of architectural shapes. Common stadium stand awnings, theater cantilevered platforms, etc. mostly require the construction of large-span cantilevered steel beams.

[0003] For example, a temporary support device for installing a large-span steel beam disclosed in a Chinese utility model patent with authorization announcement number CN213683346U includes a temporary support frame and a steel pipe member and a screw top support member detachably arranged on the top of the temporary support frame. A square steel base is arranged at the bottom end of the temporary support frame, and mounting holes are arranged at the four corners of the top surface of the temporary support frame. The screw top support member includes a supporting steel plate and connecting screws fixedly welded to the four corners of the bottom surface of the supporting steel plate. The four connecting screws are respectively matched with the four mounting holes, and adjusting nuts are threadedly installed on the four connecting screws.

[0004] In the above-mentioned prior art, large-span steel beams can be supported, but there are the following disadvantages:

[0005] 1. The width of the support device is fixed and cannot be adjusted according to the width of the steel beam. When the support device is too wide or too narrow relative to the steel beam, it cannot accurately support the steel beam, which may easily lead to unstable support;

[0006] 2. The height of the device cannot be adjusted flexibly and requires the placement of gaskets to increase the height. The operation is cumbersome and it is easy to cause misalignment and tilt between the supporting device and the gasket.

[0007] Therefore, how to effectively solve the problem that the width of the supporting device is fixed and cannot be adjusted according to the width of the steel beam, and the height of the device cannot be flexibly adjusted is a technical problem that needs to be solved urgently. Utility Model Content

[0008] In view of the deficiencies in the above-mentioned background technology, the utility model proposes a temporary support device for steel beam installation, which solves the problem that the width of the support device is fixed and cannot be adjusted according to the width of the steel beam, and the height of the device cannot be flexibly adjusted.

[0009] The technical solution of this application is:

[0010] A temporary support device for steel beam installation includes a plurality of lifting support units arranged along the length direction and width direction of the steel beam, wherein the lifting support units arranged along the length direction of the steel beam are fixedly connected by a connection unit 1, and the lifting support units arranged along the width direction of the steel beam are adjustably connected by a connection unit 2. The utility model can start a motor to adjust the height of the lifting support unit according to the actual needs of the site, and at the same time, the distance between the lifting support units arranged along the width direction of the steel beam can be adjusted by the connection unit 2, so as to accurately support steel beams of different widths and heights, especially for the support of the segmented nodes of large-span steel beams, so as to avoid unstable support caused by the mismatch between the width of the support device and the width of the steel beam. The support device can be flexibly adjusted and has a wide range of applications.

[0011] Furthermore, the lifting support unit includes a motor arranged on the chassis, one end of the screw rod is inserted into the motor, the other end of the screw rod is threadedly matched with an internal thread sleeve, and the upper surface of the internal thread sleeve is connected to the lower surface of the steel beam. The motor drives the screw rod to thread with the internal thread sleeve, which saves time and effort and accurately controls the height.

[0012] Furthermore, the internally threaded sleeve is connected to a limiting structure, which includes a vertical slide rail connected to the chassis, one end of a horizontal slide rail slidingly cooperates with a slide groove of the vertical slide rail, and the other end of the horizontal slide rail is provided with a bearing hole, in which the internally threaded sleeve is inserted.

[0013] Furthermore, the top of the internal threaded sleeve is connected with a rotating shaft and a curved support column in sequence, and the steel beam is pressed on the curved support column. The curved support column can rotate at an angle in the horizontal direction and the upper surface is curved, which can be suitable for various irregular arc-shaped steel beams and provide precise support.

[0014] Furthermore, the connecting unit 2 includes a U-shaped buckle 1 and a U-shaped buckle 2 respectively engaged with the chassis, the U-shaped buckle 1 is connected to a sleeve 1, the U-shaped buckle 2 is connected to a sleeve 2, and the sleeve 1 is plugged into the sleeve 2 and limited by a crimping piece.

[0015] Furthermore, a circular ring 1 is disposed on the side surfaces of the U-shaped buckle 1 and the U-shaped buckle 2, and the sleeve 1 and the sleeve 2 are respectively plugged into the circular ring 1.

[0016] Furthermore, the side surfaces of the U-shaped buckle 1 and the U-shaped buckle 2 are both provided with an internal threaded ring 2, the ends of the sleeve 1 and the sleeve 2 are both provided with external threads, and the internal threaded ring 2 is respectively threadably matched with the sleeve 1 and the sleeve 2.

[0017] Furthermore, the sides of the U-shaped buckle one and the U-shaped buckle two are both provided with a circular ring three, the circular ring three, the sleeve one and the sleeve two are all provided with bolt holes, the sleeve one and the sleeve two are respectively plugged with the circular ring three, and the bolts are threadedly matched with the bolt holes.

[0018] Furthermore, the connection unit 1 includes a connection plate with ear plates 1 at both ends, the chassis is connected to ear plate 2, and the ear plate 1 is connected to the ear plate 2 by a bolt group.

[0019] Furthermore, a pulley is connected to the lower surface of the chassis to facilitate the movement of the device.

[0020] The specific beneficial effects of the utility model include:

[0021] 1. The utility model can start the motor to adjust the height of the lifting support unit according to the actual needs of the site. At the same time, the distance between the lifting support units arranged along the width direction of the steel beam can be adjusted through the connecting unit 2, so as to accurately support the steel beams of different widths and heights, especially for the support of the segmented nodes of the large-span steel beams, so as to avoid the unstable support caused by the mismatch between the width of the support device and the width of the steel beam. The support device can be flexibly adjusted and has a wide range of applications;

[0022] 2. The motor drives the screw rod to cooperate with the internal thread sleeve thread, saving time and effort and accurately controlling the height;

[0023] 3. The curved support column can rotate at a certain angle in the horizontal direction and the upper surface is curved, which can be applied to various irregular curved steel beams for precise support. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 It is an exploded view of the lifting support unit of the utility model;

[0027] Figure 3 It is an exploded view of the connection unit 2 of the utility model;

[0028] Figure 4 It is a schematic diagram of a U-shaped buckle 1 and a sleeve 1 in Embodiment 1 of the present utility model;

[0029] Figure 5It is a schematic diagram of a U-shaped buckle 1 and a sleeve 1 in Embodiment 2 of the present utility model;

[0030] Figure 6 It is a schematic diagram of a U-shaped buckle 1 and a sleeve 1 in Embodiment 3 of the present utility model;

[0031] Figure 7 It is a schematic diagram of the connection unit 1 of the utility model.

[0032] Description of Figure Numbers:

[0033] 1. Lifting support unit; 2. Connection unit 1; 3. Connection unit 2;

[0034] 11. Screw rod; 12. Internal thread sleeve;

[0035] 13. Motor; 14. Chassis; 141. Ear plate 2;

[0036] 15. Vertical slide rail; 16. Horizontal slide plate; 17. Bearing hole;

[0037] 18. Rotating shaft; 19. Curved support column; 20. Pulley;

[0038] 31. U-shaped buckle one;

[0039] 311, ring one; 312, internal thread ring two; 313, ring three;

[0040] 32. U-shaped buckle 2; 33. Sleeve 1; 34. Sleeve 2; 35. Crimp piece. DETAILED DESCRIPTION

[0041] 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.

[0042] Embodiment 1, a temporary support device for steel beam installation, such as Figure 1As shown, it includes a plurality of lifting support units 1 arranged along the length direction and the width direction of the steel beam. The lifting support units 1 arranged along the length direction of the steel beam are fixedly connected by a connecting unit 1 2, and the lifting support units 1 arranged along the width direction of the steel beam are adjustably connected by a connecting unit 2 3. The utility model can adjust the height of the lifting support unit 1 according to the actual needs of the site, and at the same time, the distance between the lifting support units 1 arranged along the width direction of the steel beam can be adjusted by the connecting unit 2 3, so as to accurately support steel beams of different widths and heights, especially for the support of the segmented nodes of large-span steel beams, so as to avoid the unstable support caused by the mismatch between the width of the support device and the width of the steel beam. The support device can be flexibly adjusted and has a wide range of applications.

[0043] Preferably, four lifting support units 1 are provided, and the four lifting support units 1, two connecting units 1 2, and two connecting units 2 3 form a rectangle, which is supported under the steel beam. The distance between the lifting support units 1 can be adjusted in the width direction of the steel beam by adjusting the length of the connecting unit 2 3, and the steel beam can be precisely supported by adjusting the height of the lifting support unit 1.

[0044] Based on the above embodiment, the lifting support unit 1 includes a motor 13 arranged on a chassis 14, one end of the screw rod 11 is inserted into the motor 13, and the other end of the screw rod 11 is threadedly matched with an internal threaded sleeve 12, and the upper surface of the internal threaded sleeve 12 is connected to the lower surface of the steel beam.

[0045] Specifically, the motor 13 drives the screw rod 11 to rotate forward or reversely. When rotating forward, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is reduced. When rotating reversely, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is increased.

[0046] Based on the above implementation, Figure 2 As shown, the internal threaded sleeve 12 is connected to the limiting structure, and the limiting structure includes a vertical slide rail 15 connected to the chassis 14, one end of the horizontal slide plate 16 is slidably matched with the slide groove 151 of the vertical slide rail 15, and the other end of the horizontal slide plate 16 is provided with a bearing hole 17, and the internal threaded sleeve 12 is inserted into the bearing hole 17. When the lifting support unit 1 is raised or lowered, the internal threaded sleeve 12 rotates in the bearing hole 17, and the horizontal slide plate 16 plays a supporting role, so that the lifting and lowering are smooth and the stability of the device is increased.

[0047] Specifically, a flange joint is provided at the bottom of the vertical slide rail 15 , and bolts A pass through the flange joint and bolt holes A on the chassis 14 in sequence for connection.

[0048] Specifically, a slider that engages with the slide groove 151 is provided at the end of the horizontal slide 16, and the outer surface of the slider fits with the inner surface of the slide groove 151. The horizontal slide 16 and the internal threaded sleeve 12 slide along the vertical slide rail 15 to maintain the stability of the lifting support unit 1 during movement.

[0049] On the basis of the above-mentioned implementation mode, the top of the internally threaded sleeve 12 is connected with a rotating shaft 18 and a curved support column 19 in sequence, and a steel beam is pressed on the curved support column 19 .

[0050] Specifically, the rotating shaft 18 is sleeved on the outer circumference of the internal threaded sleeve 12, and the card interface at the bottom of the curved support column 19 is sleeved on the outer circumference of the rotating shaft 18. The curved support column 19 can rotate 360 ​​degrees to accurately support the points required for the steel beam. The curved support column can rotate in the horizontal direction and the upper surface is curved, which can be applied to various irregular curved steel beams for accurate support.

[0051] Based on the above implementation, Figure 3 As shown, the connecting unit 2 3 includes a U-shaped buckle 1 31 and a U-shaped buckle 2 32 respectively engaged with the chassis 14, the U-shaped buckle 1 31 is connected to a sleeve 1 33, and the U-shaped buckle 2 32 is connected to a sleeve 2 34, and the sleeve 1 33 is plugged into the sleeve 2 34 and limited by a crimping piece 35.

[0052] Specifically, a bolt hole B is provided at the end of the sleeve 1 33 , the crimping piece 35 includes a bolt B, the sleeve 2 34 is inserted into the sleeve 1 33 , the bolt B passes through the bolt hole B and is pressed on the outer peripheral surface of the sleeve 2 34 for limiting.

[0053] Specifically, bolt holes B are provided on the U-shaped buckle 1 31 , the U-shaped buckle 2 32 , and the chassis 14 , and the bolts B pass through the bolt holes B for connection.

[0054] Based on the above implementation, Figure 4 As shown, the sides of the U-shaped buckle 1 31 and the U-shaped buckle 2 32 are both provided with a ring 1 311, and the sleeve 1 33 and the sleeve 2 34 are respectively plugged into the ring 1 311, so that the connection unit 2 3 is more convenient to disassemble and the convenience of the device is increased.

[0055] On the basis of the above embodiment, the connection unit 1 2 includes a connection plate 22 with ear plates 1 21 at both ends, the chassis 14 is connected to the ear plate 2 141, and the ear plate 1 21 is connected to the ear plate 2 141 by a bolt group.

[0056] On the basis of the above-mentioned embodiment, a pulley 20 is connected to the lower surface of the chassis 14 to facilitate the movement of the device.

[0057] Example 2, as a preferred embodiment of a temporary support device for steel beam installation, is different from Example 1 in that it includes a plurality of lifting support units 1 arranged along the length direction and width direction of the steel beam, the lifting support units 1 arranged along the length direction of the steel beam are fixedly connected by a connecting unit 1 2, and the lifting support units 1 arranged along the width direction of the steel beam are adjustably connected by a connecting unit 2 3. The utility model can adjust the height of the lifting support unit 1 according to the actual needs of the site, and at the same time, the distance between the lifting support units 1 arranged along the width direction of the steel beam can be adjusted by the connecting unit 2 3, so as to accurately support steel beams of different widths and heights, especially for the support of the segmented nodes of large-span steel beams, so as to avoid unstable support due to the mismatch between the width of the support device and the width of the steel beam. The support device can be flexibly adjusted and has a wide range of applications.

[0058] Preferably, four lifting support units 1 are provided, and the four lifting support units 1, two connecting units 1 2, and two connecting units 2 3 form a rectangle, which is supported under the steel beam. The distance between the lifting support units 1 can be adjusted in the width direction of the steel beam by adjusting the length of the connecting unit 2 3, and the steel beam can be precisely supported by adjusting the height of the lifting support unit 1.

[0059] Based on the above embodiment, the lifting support unit 1 includes a motor 13 arranged on a chassis 14, one end of the screw rod 11 is inserted into the motor 13, and the other end of the screw rod 11 is threadedly matched with an internal threaded sleeve 12, and the upper surface of the internal threaded sleeve 12 is connected to the lower surface of the steel beam.

[0060] Specifically, the motor 13 drives the screw rod 11 to rotate forward or reversely. When rotating forward, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is reduced. When rotating reversely, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is increased.

[0061] On the basis of the above embodiment, the internal threaded sleeve 12 is connected to the limiting structure, and the limiting structure includes a vertical slide rail 15 connected to the chassis 14, one end of the horizontal slide plate 16 is slidably matched with the slide groove 151 of the vertical slide rail 15, and the other end of the horizontal slide plate 16 is provided with a bearing hole 17, and the internal threaded sleeve 12 is inserted into the bearing hole 17. When the lifting support unit 1 is raised or lowered, the internal threaded sleeve 12 rotates in the bearing hole 17, and the horizontal slide plate 16 plays a supporting role, making the lifting smooth and increasing the stability of the device.

[0062] Specifically, a flange joint is provided at the bottom of the vertical slide rail 15 , and bolts A pass through the flange joint and bolt holes A on the chassis 14 in sequence for connection.

[0063] Specifically, a slider that engages with the slide groove 151 is provided at the end of the horizontal slide 16, and the outer surface of the slider fits with the inner surface of the slide groove 151. The horizontal slide 16 and the internal threaded sleeve 12 slide along the vertical slide rail 15 to maintain the stability of the lifting support unit 1 during movement.

[0064] On the basis of the above-mentioned implementation mode, the top of the internally threaded sleeve 12 is connected with a rotating shaft 18 and a curved support column 19 in sequence, and a steel beam is pressed on the curved support column 19 .

[0065] Specifically, the rotating shaft 18 is sleeved on the outer circumference of the internal threaded sleeve 12, and the card interface at the bottom of the curved support column 19 is sleeved on the outer circumference of the rotating shaft 18. The curved support column 19 can rotate 360 ​​degrees to accurately support the points required for the steel beam. The curved support column can rotate in the horizontal direction and has a curved upper surface, which can be applied to various irregular curved steel beams and accurately support

[0066] Based on the above embodiment, the connecting unit 2 3 includes a U-shaped buckle 1 31 and a U-shaped buckle 2 32 respectively engaged with the chassis 14, the U-shaped buckle 1 31 is connected to a sleeve 1 33, the U-shaped buckle 2 32 is connected to a sleeve 2 34, the sleeve 1 33 is plugged into the sleeve 2 34 and is limited by a crimping piece 35.

[0067] Specifically, a bolt hole B is provided at the end of the sleeve 1 33 , the crimping piece 35 includes a bolt B, the sleeve 2 34 is inserted into the sleeve 1 33 , the bolt B passes through the bolt hole B and is pressed on the outer peripheral surface of the sleeve 2 34 for limiting.

[0068] Specifically, bolt holes B are provided on the U-shaped buckle 1 31 , the U-shaped buckle 2 32 , and the chassis 14 , and the bolts B pass through the bolt holes B for connection.

[0069] On the basis of the above-mentioned embodiment, the side surfaces of the U-shaped buckle 1 31 and the U-shaped buckle 2 32 are both provided with an internal threaded ring 2 312, such as Figure 5 As shown, the ends of the sleeve 1 33 and the sleeve 2 34 are both provided with external threads, and the internal threaded ring 2 312 is respectively threadedly matched with the sleeve 1 33 and the sleeve 2 34, so that the connecting unit 2 3 can be easily disassembled and firmly connected, thereby increasing the stability of the device.

[0070] On the basis of the above embodiment, the connection unit 1 2 includes a connection plate 22 with ear plates 1 21 at both ends, the chassis 14 is connected to the ear plate 2 141, and the ear plate 1 21 is connected to the ear plate 2 141 by a bolt group.

[0071] On the basis of the above-mentioned embodiment, a pulley 20 is connected to the lower surface of the chassis 14 to facilitate the movement of the device.

[0072] Example 3, as a preferred embodiment of a temporary support device for steel beam installation, is different from Example 1 and Example 2 in that it includes a plurality of lifting support units 1 arranged along the length direction and width direction of the steel beam, the lifting support units 1 arranged along the length direction of the steel beam are fixedly connected by a connecting unit 1 2, and the lifting support units 1 arranged along the width direction of the steel beam are adjustably connected by a connecting unit 2 3. The utility model can adjust the height of the lifting support unit 1 according to the actual needs of the site, and at the same time, the distance between the lifting support units 1 arranged along the width direction of the steel beam can be adjusted by the connecting unit 2 3, so as to accurately support steel beams of different widths and heights, especially for the support of the segmented nodes of large-span steel beams, so as to avoid unstable support due to the mismatch between the width of the support device and the width of the steel beam. The support device can be flexibly adjusted and has a wide range of applications.

[0073] Preferably, four lifting support units 1 are provided, and the four lifting support units 1, two connecting units 1 2, and two connecting units 2 3 form a rectangle, which is supported under the steel beam. The distance between the lifting support units 1 can be adjusted in the width direction of the steel beam by adjusting the length of the connecting unit 2 3, and the steel beam can be precisely supported by adjusting the height of the lifting support unit 1.

[0074] Based on the above embodiment, the lifting support unit 1 includes a motor 13 arranged on a chassis 14, one end of the screw rod 11 is inserted into the motor 13, and the other end of the screw rod 11 is threadedly matched with an internal threaded sleeve 12, and the upper surface of the internal threaded sleeve 12 is connected to the lower surface of the steel beam.

[0075] Specifically, the motor 13 drives the screw rod 11 to rotate forward or reversely. When rotating forward, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is reduced. When rotating reversely, the thread of the screw rod 11 is matched with the thread of the internal threaded sleeve 12, and the height of the lifting support unit 1 is increased.

[0076] On the basis of the above embodiment, the internal threaded sleeve 12 is connected to the limiting structure, and the limiting structure includes a vertical slide rail 15 connected to the chassis 14, one end of the horizontal slide plate 16 is slidably matched with the slide groove 151 of the vertical slide rail 15, and the other end of the horizontal slide plate 16 is provided with a bearing hole 17, and the internal threaded sleeve 12 is inserted into the bearing hole 17. When the lifting support unit 1 is raised or lowered, the internal threaded sleeve 12 rotates in the bearing hole 17, and the horizontal slide plate 16 plays a supporting role, making the lifting smooth and increasing the stability of the device.

[0077] Specifically, a flange joint is provided at the bottom of the vertical slide rail 15 , and bolts A pass through the flange joint and bolt holes A on the chassis 14 in sequence for connection.

[0078] Specifically, a slider that engages with the slide groove 151 is provided at the end of the horizontal slide 16, and the outer surface of the slider fits with the inner surface of the slide groove 151. The horizontal slide 16 and the internal threaded sleeve 12 slide along the vertical slide rail 15 to maintain the stability of the lifting support unit 1 during movement.

[0079] On the basis of the above-mentioned implementation mode, the top of the internally threaded sleeve 12 is connected with a rotating shaft 18 and a curved support column 19 in sequence, and a steel beam is pressed on the curved support column 19 .

[0080] Specifically, the rotating shaft 18 is sleeved on the outer circumference of the internal threaded sleeve 12, and the card interface at the bottom of the curved support column 19 is sleeved on the outer circumference of the rotating shaft 18. The curved support column 19 can rotate 360 ​​degrees to accurately support the points required for the steel beam. The curved support column can rotate in the horizontal direction and the upper surface is curved, which can be applied to various irregular curved steel beams for accurate support.

[0081] Based on the above embodiment, the connecting unit 2 3 includes a U-shaped buckle 1 31 and a U-shaped buckle 2 32 respectively engaged with the chassis 14, the U-shaped buckle 1 31 is connected to a sleeve 1 33, the U-shaped buckle 2 32 is connected to a sleeve 2 34, the sleeve 1 33 is plugged into the sleeve 2 34 and is limited by a crimping piece 35.

[0082] Specifically, a bolt hole B is provided at the end of the sleeve 1 33 , the crimping piece 35 includes a bolt B, the sleeve 2 34 is inserted into the sleeve 1 33 , the bolt B passes through the bolt hole B and is pressed on the outer peripheral surface of the sleeve 2 34 for limiting.

[0083] Specifically, bolt holes B are provided on the U-shaped buckle 1 31 , the U-shaped buckle 2 32 , and the chassis 14 , and the bolts B pass through the bolt holes B for connection.

[0084] Based on the above implementation, Figure 6 As shown, the sides of the U-shaped buckle 1 31 and the U-shaped buckle 2 32 are both provided with a circular ring 313, and the circular ring 313, the sleeve 1 33, and the sleeve 2 34 are all provided with bolt holes. The sleeve 1 33 and the sleeve 2 34 are respectively plugged with the circular ring 313, and the bolts are threadedly matched with the bolt holes, so that the connecting unit 2 3 can be easily disassembled and firmly connected, thereby increasing the stability of the device.

[0085] On the basis of the above embodiment, the connection unit 1 2 includes a connection plate 22 with ear plates 1 21 at both ends, the chassis 14 is connected to the ear plate 2 141, and the ear plate 1 21 is connected to the ear plate 2 141 by a bolt group.

[0086] On the basis of the above-mentioned embodiment, a pulley 20 is connected to the lower surface of the chassis 14 to facilitate the movement of the device.

[0087] The steps of using the utility model are as follows:

[0088] 1. First, adjust the length of the connection unit 2 3 according to the width of the steel beam to be supported;

[0089] 2. After the adjustment is completed, start the motor 13 to adjust the curved support column 19 to the lowest position, and place the steel beam on the curved support column 19;

[0090] 3. Push the device to a suitable location for storage. After reaching the location, brake the pulley 20 to avoid movement and danger during placement;

[0091] 4. Start the motor 13 to raise the steel beam to a suitable height to facilitate workers to install the steel beam.

[0092] The parts not described in detail in the present invention are all conventional technical means known to those skilled in the art.

[0093] The above content shows and describes the basic principle, main features and beneficial effects of the utility model. The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A temporary support device for steel beam installation, characterized in that: It comprises a plurality of lifting support units (1) arranged along the length direction and the width direction of the steel beam, wherein the lifting support units (1) arranged along the length direction of the steel beam are fixedly connected via a first connecting unit (2), and the lifting support units (1) arranged along the width direction of the steel beam are adjustably connected via a second connecting unit (3); The lifting support unit (1) comprises a motor (13) arranged on a chassis (14); one end of a screw rod (11) is inserted into the motor (13); the other end of the screw rod (11) is threadedly matched with an internal thread sleeve (12); and the upper surface of the internal thread sleeve (12) is in contact with the lower surface of the steel beam; The internally threaded sleeve (12) is connected to a limiting structure, and the limiting structure comprises a vertical slide rail (15) connected to the chassis (14); one end of a horizontal slide plate (16) is slidably matched with a slide groove (151) of the vertical slide rail (15); the other end of the horizontal slide plate (16) is provided with a bearing hole (17), and the internally threaded sleeve (12) is inserted into the bearing hole (17); The connecting unit 2 (3) comprises a U-shaped buckle 1 (31) and a U-shaped buckle 2 (32) respectively engaged with the chassis (14); the U-shaped buckle 1 (31) is connected to a sleeve 1 (33), and the U-shaped buckle 2 (32) is connected to a sleeve 2 (34); the sleeve 1 (33) and the sleeve 2 (34) are plugged together and limited by a crimping piece (35).

2. The temporary support device for steel beam installation according to claim 1, characterized in that: The top of the internally threaded sleeve (12) is connected in sequence to a rotating shaft (18) and a curved support column (19), and the steel beam is pressed on the curved support column (19).

3. The temporary support device for steel beam installation according to claim 1 or 2, characterized in that: The sides of the U-shaped buckle 1 (31) and the U-shaped buckle 2 (32) are both provided with a circular ring 1 (311), and the sleeve 1 (33) and the sleeve 2 (34) are respectively plugged into the circular ring 1 (311).

4. The temporary support device for steel beam installation according to claim 1 or 2, characterized in that: The side surfaces of the U-shaped buckle 1 (31) and the U-shaped buckle 2 (32) are both provided with an internal threaded ring 2 (312), and the ends of the sleeve 1 (33) and the sleeve 2 (34) are both provided with external threads, and the internal threaded ring 2 (312) is threadably matched with the sleeve 1 (33) and the sleeve 2 (34), respectively.

5. The temporary support device for steel beam installation according to claim 1 or 2, characterized in that: The side surfaces of the U-shaped buckle 1 (31) and the U-shaped buckle 2 (32) are both provided with a circular ring 3 (313), and the circular ring 3 (313), the sleeve 1 (33), and the sleeve 2 (34) are all provided with bolt holes. The sleeve 1 (33) and the sleeve 2 (34) are respectively plugged into the circular ring 3 (313), and the bolts are threadedly matched with the bolt holes.

6. The temporary support device for steel beam installation according to claim 1, characterized in that: The connection unit 1 (2) comprises a connection plate (22) with ear plates 1 (21) provided at both ends, the chassis (14) is connected to ear plate 2 (141), and the ear plate 1 (21) and the ear plate 2 (141) are connected via a bolt group.

7. The temporary support device for steel beam installation according to any one of claims 1 to 2 and 6, characterized in that: A pulley (20) is connected to the lower surface of the chassis (14).

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