Efficient and stable gantry lifting machine

Abstract

The utility model relates to an efficient and stable gantry lifting machine, which belongs to the technical field of lifting machines and comprises two fixing plates, supporting frames are fixed on the upper surfaces of the fixing plates on the left side and the right side, and two cross beams are arranged on the upper surfaces of the supporting frames on the left side and the right side. According to the efficient and stable gantry lifting machine, the gantry lifting machine can be stably supported through supporting blocks on the front sides and the rear sides of the lower surfaces of the left side fixing plate and the right side fixing plate, and when the gantry lifting machine needs to move on the ground, the left side moving plate and the right side moving plate vertically move downwards on the lower surfaces of the left side fixing plate and the right side fixing plate; then universal wheels on the left side and the right side support the whole gantry lifting machine, at the moment, bolts on the left side and the right side can be operated, one end of each bolt on the left side and one end of each bolt on the right side are inserted into the corresponding slot on the left side and the corresponding slot on the right side in a sliding mode, and then the stability of the lifting machine in the working process can be enhanced; and the overall stability of the gantry lifting machine can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifts, in particular to a highly efficient and stable gantry lift. Background Art

[0002] Gantry lifts are a large-scale lifting machinery that is widely used in many industries such as construction and logistics. Gantry lifts are usually driven by electric motors or hydraulic systems to achieve vertical lifting and horizontal movement of heavy objects, greatly improving construction efficiency and reducing construction costs.

[0003] For example, Chinese patent CN219239067U discloses a walkable assembled gantry-type lifting equipment, which relates to the technical field of lifting equipment, including a mobile frame, the inner side surface of the mobile frame is fixedly connected with a fixed cross plate, the inner side surface of the fixed cross plate is provided with a first groove, the surface of the first groove is slidably connected with a movable plate, the inner surface of the first groove is provided with a second groove, the surface of the second groove is slidably connected with a micro switch, and the other end of the second spring is fixedly connected with a micro switch. The utility model reduces the swing amplitude of the wire rope by setting the fixed cross plate, the movable plate, the anti-collision strip, the damping telescopic rod and the first spring, thereby achieving the purpose of improving the safety of lifting. By setting the micro switch and the buzzer, the buzzer promptly issues an alarm. When the staff hears the alarm, they should slow down or stop lifting, thereby achieving the purpose of timely alarm when the amplitude of the cargo shaking is too large.

[0004] Although the above patent achieves the purpose of improving the safety of lifting, the bottom ends of the left and right walking devices in the patent are rotatably connected to moving wheels, which easily leads to general stability of the lifting equipment during operation and reduces its practicality. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an efficient and stable gantry lift, which has the advantages of adding stabilizing legs at the bottom of the gantry lift, which can further enhance the stability of the lift during operation, and solves the problem that the bottom ends of the left and right walking devices are both rotatably connected to moving wheels, which easily leads to poor stability of the lifting equipment during operation and reduces the practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient and stable gantry lift, comprising two fixing plates, the upper surfaces of the fixing plates on the left and right sides are both fixed with support frames, the upper surfaces of the support frames on the left and right sides are provided with two cross beams, the lower surfaces of the cross beams on the front and rear sides are fixed with connecting plates, the front and rear sides of the lower surfaces of the fixing plates on the left and right sides are provided with connecting mechanisms, the lower surface of the connecting plates is provided with a driving mechanism, and the front of the support frame on the right side is equipped with a control panel;

[0007] The connecting mechanism includes four support blocks, two threaded rods, two hand wheels, two movable plates, four universal wheels, four limit slots, four limit sliders and a connecting assembly. The four support blocks are arranged on the front and rear sides of the lower surface of the left and right fixed plates. The threaded rod is threadedly connected to the inside of the fixed plate. The bottom end of the hand wheel is fixedly connected to the top end of the threaded rod, and the bottom end of the threaded rod is rotatably connected to the upper surface of the movable plate through a bearing.

[0008] By adopting this technical solution, stabilizing legs are added to the bottom of the gantry lift, which can further enhance the stability of the lift during operation.

[0009] Furthermore, the four universal wheels are rotatably connected to the front and rear sides of the lower surface of the left and right movable plates, the four limit slots are opened on the opposite side of the front and rear support blocks, the limit sliders are slidably connected inside the limit slots, and the opposite sides of the front and rear limit sliders are fixedly connected to the front and back sides of the movable plates.

[0010] By adopting this technical solution, the gantry lift can be moved on the ground via four universal wheels.

[0011] Furthermore, the connecting assembly includes two support columns, two latches and two slots, the two support columns are arranged on the upper surfaces of the left and right fixed plates, the latches are arranged at the top ends of the support columns, and the two slots are opened on the front sides of the left and right hand wheels.

[0012] By adopting this technical solution, the hand wheels on the left and right sides can be limited and fixed through the cooperation between the left and right side pins and the left and right side slots.

[0013] Furthermore, the limiting sliding block moves linearly up and down inside the limiting groove.

[0014] By adopting this technical solution, the stability of the movable plate moving up and down between the opposite sides of the front and rear support blocks can be improved.

[0015] Furthermore, the driving mechanism includes a moving module, a frame, a motor, a winding wheel, a lifting rope, a mounting plate and a lifting hook, the moving module is assembled on the lower surface of the connecting plate, the frame is arranged on the lower surface of the moving module, the motor is assembled on the right side of the frame, the winding wheel is rotatably connected to the inside of the frame through a bearing, and the outer side of the motor output shaft passes through the frame and is fixedly connected to the right side of the winding wheel.

[0016] By adopting this technical solution, the lifting efficiency can be improved through the driving mechanism.

[0017] Furthermore, one end of the lifting rope is arranged on the outside of the winding wheel, the end of the lifting rope away from the winding wheel is fixedly connected to the upper surface of the mounting plate through a fixing half ring, and the lifting hook is fixed to the lower surface of the mounting plate by bolts.

[0018] By adopting this technical solution, the outer side of an object can be hooked and lifted by a hook.

[0019] Furthermore, the control panel is electrically connected to the motor and the moving module through wires.

[0020] By adopting this technical solution, automatic control, manual control and semi-automatic control can be performed through the control panel, thereby improving the convenience and accuracy of operation.

[0021] Furthermore, the movable module is located on the longitudinal center axis of the connecting plate, and the connecting plate is located on the longitudinal center axis of the crossbeam.

[0022] By adopting this technical solution, the stability of lifting objects can be improved.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] 1. The efficient and stable gantry lift can stably support the gantry lift through the support blocks on the front and rear sides of the lower surface of the left and right fixed plates. When the gantry lift needs to be moved on the ground, the left and right hand wheels can be rotated, and the left and right movable plates can move vertically downward on the lower surfaces of the left and right fixed plates through the cooperation between the left and right limit grooves and the limit sliders, and then the left and right universal wheels support the gantry lift as a whole. At this time, the left and right pins can be operated to make one end of the left and right pins slide and plug into the inside of the left and right slots, and the left and right hand wheels can be limited and fixed, thereby enhancing the stability of the lift during work. At the same time, by setting two cross beams, the overall stability of the gantry lift can be increased.

[0025] 2. This efficient and stable gantry lift can hang the hook on the outside of the lifted object. The motor can be started by operating the control panel to drive the reel to reel in the wire, and then the lifted object can be lifted. The mobile module can be started by operating the control panel to drive the lifted object to move forward and backward and horizontally. The motor is a permanent magnet synchronous motor with greater lifting force and faster lifting speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model;

[0027] Figure 2 It is a three-dimensional structural schematic diagram of the crossbeam of the utility model;

[0028] Figure 3 This is a schematic diagram of the connection mechanism of the utility model;

[0029] Figure 4 It is a schematic diagram of the driving mechanism of the utility model.

[0030] In the figure: 1. fixed plate; 2. support frame; 3. crossbeam; 4. connecting plate; 5. connecting mechanism; 51. support block; 52. threaded rod; 53. hand wheel; 54. movable plate; 55. universal wheel; 56. limit groove; 57. limit slider; 581. support column; 582. latch; 583. slot; 6. driving mechanism; 61. movable module; 62. frame; 63. motor; 64. winding wheel; 65. lifting rope; 66. mounting plate; 67. hook; 7. control panel. DETAILED DESCRIPTION

[0031] 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.

[0032] See also Figures 1 to 2 In this embodiment, an efficient and stable gantry lift comprises two fixing plates 1. Support frames 2 are fixed on the upper surfaces of the left and right fixing plates 1. Two cross beams 3 are arranged on the upper surfaces of the left and right support frames 2. Connecting plates 4 are fixed on the lower surfaces of the front and rear cross beams 3. Connecting mechanisms 5 are arranged on the front and rear sides of the lower surfaces of the left and right fixing plates 1. The connecting mechanisms 5 are provided with stabilizing legs at the bottom of the gantry lift to further enhance the stability of the lift during operation. A driving mechanism 6 is arranged on the lower surface of the connecting plate 4. The driving mechanism 6 has a greater lifting force and a faster lifting speed. A control panel 7 is assembled on the front of the right support frame 2.

[0033] See also Figure 3 In order to add stabilizing legs at the bottom of the gantry lift, the stability of the lift during operation can be further enhanced. In this embodiment, the connecting mechanism 5 includes four supporting blocks 51, two threaded rods 52, two hand wheels 53, two movable plates 54, four universal wheels 55, four limiting grooves 56, four limiting sliders 57 and a connecting assembly. The four supporting blocks 51 are all arranged on the front and rear sides of the lower surface of the left and right fixed plates 1.

[0034] In this embodiment, the threaded rod 52 is threadedly connected to the inside of the fixed plate 1, the bottom end of the hand wheel 53 is fixedly connected to the top end of the threaded rod 52, and the bottom end of the threaded rod 52 is rotatably connected to the upper surface of the movable plate 54 through a bearing.

[0035] In this embodiment, the gantry lift can be stably supported by the support blocks 51 on the front and rear sides of the lower surfaces of the left and right fixing plates 1. When the gantry lift needs to be moved on the ground, the left and right hand wheels 53 can be rotated.

[0036] In this embodiment, the four universal wheels 55 are rotatably connected to the front and rear sides of the lower surface of the left and right side movable plates 54, the four limit slots 56 are opened on the opposite side of the front and rear side support blocks 51, the limit slider 57 is slidably connected inside the limit slot 56, and the opposite sides of the front and rear side limit sliders 57 are fixedly connected to the front and back sides of the movable plate 54, and the connecting assembly includes two support columns 581, two pins 582 and two slots 583, and the two support columns 581 are arranged on the upper surface of the left and right side fixed plates 1.

[0037] In this embodiment, the latch 582 is disposed at the top of the support column 581 , two slots 583 are provided on the front sides of the left and right hand wheels 53 , and the limit slider 57 moves linearly up and down inside the limit slot 56 .

[0038] It should be noted that the left and right movable plates 54 move vertically downward on the lower surfaces of the left and right fixed plates 1, and then the left and right universal wheels 55 support the gantry lift as a whole. At this time, the left and right side pins 582 can be operated to make one end of the left and right side pins 582 slide and plug into the left and right side slots 583, and the left and right hand wheels 53 are limited and fixed, which can further enhance the stability of the lift during operation. At the same time, by setting two cross beams 3, the overall stability of the gantry lift can be increased.

[0039] See also Figure 4 In order to have a greater lifting force and a faster lifting speed, in this embodiment, the driving mechanism 6 includes a moving module 61, a frame 62, a motor 63, a winding wheel 64, a lifting rope 65, a mounting plate 66 and a hook 67. The moving module 61 is assembled on the lower surface of the connecting plate 4, the frame 62 is arranged on the lower surface of the moving module 61, the motor 63 is assembled on the right side of the frame 62, the winding wheel 64 is rotatably connected to the inside of the frame 62 through a bearing, and the outer side of the output shaft of the motor 63 passes through the frame 62 and is fixedly connected to the right side of the winding wheel 64.

[0040] In this embodiment, the hook 67 can be hung on the outside of the object to be lifted, and the motor 63 can be started by operating the control panel 7. The output shaft of the motor 63 drives the winding wheel 64 to reel in the line, and then the object to be lifted can be lifted.

[0041] In this embodiment, one end of the lifting rope 65 is arranged on the outside of the winding wheel 64, and the end of the lifting rope 65 away from the winding wheel 64 is fixedly connected to the upper surface of the mounting plate 66 through a fixed half ring, and the hook 67 is fixed to the lower surface of the mounting plate 66 by bolts. The control panel 7 is electrically connected to the motor 63 and the movable module 61 through wires. The movable module 61 is located on the longitudinal center axis of the connecting plate 4, and the connecting plate 4 is located on the longitudinal center axis of the beam 3.

[0042] It should be noted that the mobile module 61 can be started by operating the control panel 7 to drive the lifted object to move forward and backward and horizontally. The motor 63 is a permanent magnet synchronous motor with greater lifting force and faster lifting speed.

[0043] The working principle of the above embodiment is:

[0044] (1) The gantry lift can be stably supported by the support blocks 51 on the front and rear sides of the lower surface of the left and right side fixing plates 1. When the gantry lift needs to be moved on the ground, the left and right side hand wheels 53 can be rotated to drive the left and right side threaded rods 52 to rotate inside the left and right side fixing plates 1 and move downward. Through the cooperation between the left and right side limiting grooves 56 and the limiting sliders 57, the left and right side movable plates 54 move vertically downward on the lower surface of the left and right side fixing plates 1, and then the left and right side universal wheels 55 support the gantry lift as a whole. At this time, the left and right side latches 582 can be operated to make one end of the left and right side latches 582 slide and plug into the left and right side slots 583, and the left and right side hand wheels 53 are limited and fixed, which can further enhance the stability of the lift during operation. At the same time, by providing two cross beams 3, the overall stability of the gantry lift can be increased.

[0045] (2) The hook 67 can be hung on the outside of the object to be lifted, and the motor 63 can be started by operating the control panel 7. The output shaft of the motor 63 drives the winding wheel 64 to reel in the wire, and then the object to be lifted can be lifted. The mobile module 61 can be started by operating the control panel 7 and drive the lifted object to move forward and backward or horizontally. The motor 63 is a permanent magnet synchronous motor with a greater lifting force and a faster lifting speed.

Claims

1. An efficient and stable gantry lift, comprising two fixing plates (1), characterized in that: A support frame (2) is fixed to the upper surface of the left and right fixed plates (1), two cross beams (3) are arranged on the upper surfaces of the left and right support frames (2), connecting plates (4) are fixed to the lower surfaces of the front and rear cross beams (3), connecting mechanisms (5) are arranged on the front and rear sides of the lower surfaces of the left and right fixed plates (1), a driving mechanism (6) is arranged on the lower surface of the connecting plate (4), and a control panel (7) is mounted on the front of the right support frame (2); The connecting mechanism (5) comprises four supporting blocks (51), two threaded rods (52), two hand wheels (53), two movable plates (54), four universal wheels (55), four limiting grooves (56), four limiting slide blocks (57) and a connecting assembly. The four supporting blocks (51) are arranged on the front and rear sides of the lower surface of the left and right fixed plates (1). The threaded rod (52) is threadedly connected to the inside of the fixed plate (1). The bottom end of the hand wheel (53) is fixedly connected to the top end of the threaded rod (52). The bottom end of the threaded rod (52) is rotatably connected to the upper surface of the movable plate (54) through a bearing.

2. The efficient and stable gantry lift according to claim 1, characterized in that: The four universal wheels (55) are rotatably connected to the front and rear sides of the lower surface of the left and right movable plates (54); the four limit slots (56) are arranged on the opposite sides of the front and rear support blocks (51); the limit sliders (57) are slidably connected inside the limit slots (56); and the opposite sides of the front and rear limit sliders (57) are fixedly connected to the front and back sides of the movable plate (54).

3. The efficient and stable gantry lift according to claim 1, characterized in that: The connection assembly comprises two support columns (581), two latches (582) and two slots (583); the two support columns (581) are arranged on the upper surfaces of the left and right fixing plates (1); the latches (582) are arranged at the top ends of the support columns (581); and the two slots (583) are opened on the front faces of the left and right hand wheels (53).

4. The efficient and stable gantry lift according to claim 1, characterized in that: The limiting slider (57) moves linearly up and down inside the limiting groove (56).

5. The efficient and stable gantry lift according to claim 1, characterized in that: The driving mechanism (6) comprises a moving module (61), a frame (62), a motor (63), a winding wheel (64), a lifting rope (65), a mounting plate (66) and a lifting hook (67); the moving module (61) is mounted on the lower surface of the connecting plate (4); the frame (62) is arranged on the lower surface of the moving module (61); the motor (63) is mounted on the right side of the frame (62); the winding wheel (64) is rotatably connected to the inside of the frame (62) via a bearing; and the outer side of the output shaft of the motor (63) passes through the frame (62) and is fixedly connected to the right side of the winding wheel (64).

6. The efficient and stable gantry lift according to claim 5, characterized in that: One end of the lifting rope (65) is arranged outside the winding wheel (64), and the end of the lifting rope (65) away from the winding wheel (64) is fixedly connected to the upper surface of the mounting plate (66) through a fixing half ring, and the lifting hook (67) is fixed to the lower surface of the mounting plate (66) through bolts.

7. The efficient and stable gantry lift according to claim 5, characterized in that: The control panel (7) is electrically connected to the motor (63) and the moving module (61) via wires.

8. The efficient and stable gantry lift according to claim 5, characterized in that: The movable module (61) is located on the longitudinal center axis of the connecting plate (4), and the connecting plate (4) is located on the longitudinal center axis of the crossbeam (3).

Images