Hoisting device for steel structure building installation

Abstract

The utility model discloses a hoisting device for steel structure building installation, which comprises a movable base, the top of the movable base is fixedly connected with a portal frame, the outer side of the portal frame is provided with a controller, the inside of the portal frame is provided with a lifting platform, the outer side of the portal frame is provided with a lifting mechanism, and the lifting mechanism comprises a sliding chute. According to the double-layer kick-out device of the rotor type concrete spraying machine, the rotating shaft and the first bevel gear are driven by the bidirectional motor to rotate, then the second bevel gear and the lead screw are made to rotate, the movable block moves on the lead screw, the lifting table is driven by the connecting rod to ascend and descend in the portal frame, and the sliding groove is matched with the sliding block, so that the double-layer kick-out device of the rotor type concrete spraying machine is achieved. The stability and guidance quality of the lifting platform in the lifting process are guaranteed through the arrangement of the two-way motor and the sliding connection of the moving block and the portal frame, the two-way motor is located over the portal frame, the rotating shafts are symmetrically distributed and have the same output rotating direction, synchronous driving can be achieved, and lifting stability and reliability are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting device technical field, concretely is hoisting device for steel structure building installation. BACKGROUND

[0002] At present, in the hoisting process of building installation steel structure, the hoisting device needs to be used to hoist the building installation steel structure, but the existing hoisting device mostly has the disadvantage that the position of the hoisting device cannot be adjusted, which easily affects the installation progress of the steel structure, greatly increases the use limitation and is inconvenient to use.

[0003] According to the authorized patent "CN221093529U", a hoisting device for building steel structure installation construction, including fixed box, the top of fixed box rotatory installation has rotary disc, the top of rotary disc fixed installation has fixed frame;Through the setting hoisting assembly, the device can adjust the direction of the rotary disc through the gear rotation when hoisting the steel structure, so that the direction of the lifting plate is always the same as the placing direction of the steel structure, so that the operator is more time-saving and labor-saving during operation, and the operator operation complexity is lower, thereby improving the work efficiency;Through the setting of the fixing assembly, the device can be controlled by the motor during hoisting, so that the sliding block is driven to descend by the screw rod, so that the sliding block is in abutment with the ground, preventing the device from sliding during hoisting, which is more convenient and fast when adjusting the direction of the device, so that the working time is reduced and the hoisting efficiency is improved.

[0004] The above technical scheme has many limitations when used. The traditional hoisting equipment has many limitations when facing these large and heavy steel structure parts. The lifting speed of some previous hoisting devices is unstable, and it is difficult to accurately control the lifting height. This easily leads to installation position deviation of the steel structure part and affects the overall quality of the building in the steel structure building installation with extremely high installation precision requirements.

[0005] Therefore, the utility model provides a hoisting device for steel structure building installation. Utility model content

[0006] In view of the shortage of prior art, the utility model provides a hoisting device for steel structure building installation to solve the above problems.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme: a hoisting device for steel structure building installation, including a mobile base, the top of the mobile base is fixedly connected with a gantry, the outer side of the gantry is provided with a controller, the inside of the gantry is provided with a lifting platform, and the outer side of the gantry is provided with a lifting mechanism.

[0008] The lifting mechanism comprises a sliding groove, a sliding block movably connected inside the sliding groove, a fixed plate fixedly connected to the top of the portal frame, a bidirectional motor arranged inside the fixed plate, an output shaft of the bidirectional motor fixedly connected, a first bevel gear fixedly connected to the outside of the output shaft, a second bevel gear meshed with the outside of the first bevel gear, a lead screw fixedly connected to the bottom of the second bevel gear, a connecting plate fixedly connected to the two sides of the portal frame, a moving block threadedly connected to the outside of the lead screw, a connecting rod fixedly connected to the outside of the moving block, and a lifting groove formed inside the two sides of the portal frame.

[0009] Preferably, the outside of the lifting platform is provided with a positioning mechanism, the positioning mechanism comprises an L-shaped plate, a stable rod movably connected to the top of the L-shaped plate, a top plate fixedly connected to the top of the stable rod, a reset spring fixedly connected to the stable rod, a threaded tube fixedly connected to the top of the top plate, a screw rod threadedly connected to the inside of the threaded tube, and a positioning plate fixedly connected to the bottom of the screw rod.

[0010] Preferably, the sliding grooves are symmetrically arranged in the inner wall of the portal frame, and the lifting platform is movably connected to the inside of the portal frame through the sliding block.

[0011] Preferably, the bidirectional motor is located directly above the portal frame, the output shafts of the bidirectional motor are symmetrically arranged on the top of the portal frame, and the output shafts of the bidirectional motor are arranged in the same direction.

[0012] Preferably, the lead screws are symmetrically and rotatably connected to the two sides of the portal frame, and the moving blocks are slidably connected to the outside of the portal frame.

[0013] Preferably, the connecting rod is slidably connected to the inside of the lifting groove, and the end, away from the moving block, of the connecting rod is fixedly connected to the outside of the lifting platform.

[0014] Preferably, the L-shaped plates are fixedly and symmetrically arranged on the outside of the lifting platform, and the top plate is movably connected to the top of the L-shaped plate through the stable rod and the reset spring.

[0015] Preferably, the positioning plate is rotatably connected below the top plate through the screw rod, and the positioning plate is symmetrically arranged on the top of the lifting platform.

[0016] Beneficial effects

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] (1), the utility model discloses a two -way motor drives the rotating shaft, and further makes no. 2 bevel gear, screw rod rotate, and the moving block moves on the screw rod, and the connecting rod drives the lifting platform to lift in the portal frame, and the cooperation of the sliding slot and the sliding block, and the sliding connection of the moving block and the portal frame, guarantee the stability and the directivity of lifting platform lifting process, and two -way motor is located the portal frame directly above, and the rotating shaft is symmetric distribution and the output steering same, can realize synchronous drive, promote the stability and reliability of lifting.

[0019] (2), the utility model discloses through L type board, firm rod, roof, reset spring, screw pipe, screw rod and locating plate mutual cooperation, when needing to position, rotate screw rod, and locating plate drops and realizes the positioning with steel structural member, and reset spring can provide certain buffer and reset function, and L type board symmetric distribution guarantees the balance and stability of positioning, can effectively position the steel structural member of placing on the lifting platform, prevents the steel structural member from shaking or shifting in hoisting process, improves the safety and accuracy of hoisting. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the perspective drawing of the utility model;

[0021] Figure 2 It is the structure schematic diagram of the outside of the lifting platform of the utility model;

[0022] Figure 3 It is the structure schematic diagram of the outside of the positioning mechanism of the utility model;

[0023] Figure 4 It is the utility model Figure 2 The enlarged view of structure A in the utility model.

[0024] In the drawing: 1, moving base;2, portal frame;3, controller;4, lifting platform;5, lifting mechanism;51, sliding slot;52, sliding block;53, fixed plate;54, two -way motor;55, rotating shaft;56, no. 1 bevel gear;57, no. 2 bevel gear;58, screw rod;59, link plate;510, moving block;511, connecting rod;512, lifting groove;6, positioning mechanism;61, L type board;62, firm rod;63, roof;64, reset spring;65, screw pipe;66, screw rod;67, locating plate. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] Please refer to Figures 1-4 , the steel structure building installation hoisting device, including mobile base 1, the top of mobile base 1 is fixedly connected with gantry 2, the outer side of gantry 2 is provided with controller 3, the inside of gantry 2 is provided with lifting platform 4, the outer side of gantry 2 is provided with lifting mechanism 5;

[0027] Lifting mechanism 5 includes sliding groove 51, the inside of sliding groove 51 is slidably connected with sliding block 52, the top of gantry 2 is fixedly connected with fixed plate 53, the inside of fixed plate 53 is provided with bidirectional motor 54, the output end of bidirectional motor 54 is fixedly connected with rotating shaft 55, the outer side of rotating shaft 55 is fixedly connected with No. The outer side of No. 1 bevel gear 56 is engaged with No. 2 bevel gear 57, the bottom of No. 2 bevel gear 57 is fixedly connected with lead screw 58, the two sides of gantry 2 are fixedly connected with connecting plate 59, the outer side of lead screw 58 is threadedly connected with moving block 510, the outer side of moving block 510 is fixedly connected with connecting rod 511, the inside of the two sides of gantry 2 is provided with lifting groove 512.

[0028] Further, the sliding grooves 51 are symmetrically distributed in the inner wall of the gantry 2, the lifting platform 4 is movably connected in the inside of the gantry 2 through the sliding block 52, the bidirectional motor 54 is located directly above the gantry 2, the rotating shaft 55 is symmetrically distributed on the top of the gantry 2, and the output of the bidirectional motor 54 is the same, the lead screw 58 is symmetrically and rotatably connected on the two sides of the gantry 2, the moving block 510 is slidably connected on the outer side of the gantry 2, the connecting rod 511 is slidably connected in the inside of the lifting groove 512, and the end of the connecting rod 511 away from the moving block 510 is fixedly connected on the outer side of the lifting platform 4.

[0029] It should be noted that: the mobile base 1 is the basis for supporting the whole hoisting device, which is made of solid material to ensure that it can withstand the huge pressure generated by the device itself and the hoisting weight. The bottom is usually equipped with large-size wheels, which may have brake function, so as to be quickly fixed after the device moves to the designated position, preventing displacement during hoisting.

[0030] Specifically, the controller 3 is installed on the outer side of the gantry 2, which provides a convenient control interface for the operator, which may integrate multiple control functions, such as forward and reverse control of bidirectional motor 54, speed regulation, and further precise control of lifting speed and height of lifting platform 4.

[0031] As a further improvement of the utility model, the outer side of the lifting platform 4 is provided with a positioning mechanism 6, the positioning mechanism 6 comprises an L-shaped plate 61, the top of the L-shaped plate 61 is movably connected with a stabilizing rod 62, the top of the stabilizing rod 62 is fixedly connected with a top plate 63, the stabilizing rod 62 is fixedly connected with a return spring 64, the top of the top plate 63 is fixedly connected with a threaded pipe 65, the threaded pipe 65 is internally threadedly connected with a screw rod 66, the bottom of the screw rod 66 is fixedly connected with a positioning plate 67.

[0032] It should be noted that the L-shaped plate 61 is fixed and symmetrically distributed on the outer side of the lifting platform 4, the top plate 63 is movably connected with the return spring 64 on the top of the L-shaped plate 61 through the stabilizing rod 62, the positioning plate 67 is rotatably connected below the top plate 63 through the screw rod 66, and the positioning plate 67 is symmetrically distributed on the top of the lifting platform 4.

[0033] Further, the L-shaped plate 61 is fixed and symmetrically distributed on the outer side of the lifting platform 4, the top plate 63 is movably connected on the top of the L-shaped plate 61 through the stabilizing rod 62 and the return spring 64, at this time, the return spring 64 is in a natural state, and a certain supporting force is provided for the top plate 63.

[0034] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0035] Working principle: the bidirectional motor 54 is started, which is located above the portal frame 2, and the output end drives the rotating shaft 55 to rotate synchronously, since the output rotating directions of the bidirectional motor 54 are the same, and the rotating shafts 55 are symmetrically distributed on the top of the portal frame 2, the balanced output of power on both sides can be ensured, the first bevel gear 56 fixed on the outer side of the rotating shaft 55 rotates with the rotating shaft 55, and the second bevel gear 57 meshing with the first bevel gear 56 on the outer side starts to rotate, the meshing mode of the bevel gears converts the horizontal rotation into the vertical rotation, and the lead screw 58 fixedly connected at the bottom of the second bevel gear 57 starts to rotate, the lead screw 58 is symmetrically and rotatably connected on both sides of the portal frame 2, when the lead screw 58 rotates, the moving block 510 threadedly connected on the outer side moves up and down along the lead screw 58, the moving block 510 is slidably connected on the outer side of the portal frame 2, so that the stability of the movement is ensured, the connecting rod 511 fixedly connected on the outer side of the moving block 510 slides in the lifting groove 512 opened in the inside of the portal frame 2 under the driving of the moving block 510, one end of the connecting rod 511 away from the moving block 510 is fixedly connected on the outer side of the lifting platform 4, so as to drive the lifting platform 4 to move up and down in the inside of the portal frame 2, at the same time, the lifting platform 4 is slidably connected with the sliding groove 51 symmetrically distributed in the inner wall of the portal frame 2 through the sliding block 52, so as to provide accurate guidance for the lifting of the lifting platform 4 and ensure the stable operation thereof;

[0036] When the steel structure needs to be positioned, the screw rod 66 is rotated, the screw rod 66 is screwed with the threaded pipe 65 fixedly connected to the top of the top plate 63, the screw rod 66 is moved up and down in the threaded pipe 65, the positioning plate 67 fixedly connected to the bottom of the screw rod 66 moves with the screw rod 66, when the screw rod 66 is rotated downward, the positioning plate 67 gradually approaches and contacts the steel structure, since the positioning plates 67 are symmetrically distributed on the top of the lifting platform 4, the steel structure can be positioned from multiple directions to prevent it from shaking or moving during lifting, if the position of the steel structure is slightly deviated during positioning, the stabilizing rod 62 and the return spring 64 can play a buffering role to avoid hard damage to the steel structure by the positioning plate 67, when the hoisting operation is completed and the steel structure is removed, the elastic force of the return spring 64 makes the top plate 63 and the positioning plate 67 return to the initial position, ready for the next positioning operation.

[0037] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hoisting device for the installation of steel structures, comprising a mobile base (1), characterized in that: The top of the mobile base (1) is fixedly connected with a portal frame (2), the outer side of the portal frame (2) is provided with a controller (3), the inside of the portal frame (2) is provided with a lifting platform (4), and the outer side of the portal frame (2) is provided with a lifting mechanism (5). The lifting mechanism (5) comprises a sliding groove (51), the inside of the sliding groove (51) is slidably connected with a sliding block (52), the top of the portal frame (2) is fixedly connected with a fixed plate (53), the inside of the fixed plate (53) is provided with a bidirectional motor (54), the output end of the bidirectional motor (54) is fixedly connected with a rotating shaft (55), the outer side of the rotating shaft (55) is fixedly connected with a first bevel gear (56), the outer side of the first bevel gear (56) is engaged with a second bevel gear (57), the bottom of the second bevel gear (57) is fixedly connected with a lead screw (58), the two sides of the portal frame (2) are fixedly connected with a connecting plate (59), the outer side of the lead screw (58) is threadedly connected with a moving block (510), the outer side of the moving block (510) is fixedly connected with a connecting rod (511), and the two inside of the portal frame (2) are provided with lifting grooves (512).

2. The steel construction building installation hoisting apparatus according to claim 1, characterized by: The outer side of the lifting platform (4) is provided with a positioning mechanism (6), the positioning mechanism (6) comprises an L-shaped plate (61), the top of the L-shaped plate (61) is movably connected with a stabilizing rod (62), the top of the stabilizing rod (62) is fixedly connected with a top plate (63), the stabilizing rod (62) is fixedly connected with a return spring (64), the top of the top plate (63) is fixedly connected with a threaded tube (65), the inside of the threaded tube (65) is threadedly connected with a screw rod (66), and the bottom of the screw rod (66) is fixedly connected with a positioning plate (67).

3. The steel construction building installation hoisting apparatus according to claim 1, characterized by: The sliding grooves (51) are symmetrically distributed in the inner wall of the portal frame (2), and the lifting platform (4) is movably connected in the inside of the portal frame (2) through the sliding block (52).

4. The steel construction building installation hoisting apparatus according to claim 1, characterized by: The bidirectional motor (54) is located directly above the portal frame (2), the rotating shafts (55) are symmetrically distributed on the top of the portal frame (2), and the output directions of the bidirectional motor (54) are the same.

5. The steel construction building installation hoisting apparatus according to claim 1, characterized by: The lead screws (58) are symmetrically and rotatably connected to the two sides of the portal frame (2), and the moving blocks (510) are slidably connected to the outer side of the portal frame (2).

6. The steel construction building installation hoisting apparatus according to claim 1, characterized by: The connecting rods (511) are slidably connected in the inside of the lifting grooves (512), and one end of the connecting rod (511) away from the moving block (510) is fixedly connected to the outer side of the lifting platform (4).

7. The hoisting device for steel structure building installation according to claim 2, characterized in that: The L-shaped plates (61) are fixedly and symmetrically distributed on the outer side of the lifting platform (4), and the top plate (63) is movably connected on the top of the L-shaped plate (61) through the stabilizing rod (62) and the return spring (64).

8. The steel construction building installation hoisting apparatus according to claim 2, characterized by: The positioning plate (67) is rotatably connected below the top plate (63) through the screw rod (66), and the positioning plate (67) is symmetrically distributed on the top of the lifting platform (4).

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