CN209456015U - Width-adjustable mobile lifting equipment - Google Patents

Abstract

The utility model relates to lifting equipment, in particular to a mobile lifting equipment with adjustable width. It includes rectangular left and right fixing frames, a spreader, loading wheels are respectively installed on the bottom of the left and right fixing frames, the left fixing frame and the right fixing frame are arranged parallel and side by side, and the two ends of the upper part of the left fixing frame are respectively provided with first and second The fixed crossbeams, the first and second fixed crossbeams are hollow structures penetrating through the main body respectively; the two ends of the upper part of the right fixed frame are respectively provided with first and second moving crossbeams, and the first and second moving crossbeams are respectively inserted into the first and second crossbeams. In the second fixed crossbeam; a transverse transmission device is provided between the first fixed crossbeam and the first moving crossbeam, and the transverse transmission device includes a power mechanism and a transverse transmission mechanism. The overall width can be adjusted according to the width of the hoisted items, so that the hoisted items can be hoisted smoothly, and the overall width can be adjusted according to the specific conditions of the hoisting site. It can move flexibly in all directions, with a wide range of activities, safety and stability, and improve production efficiency. .

Description

Width-adjustable mobile lifting equipment

technical field

The utility model relates to lifting equipment, in particular to a mobile lifting equipment with adjustable width.

Background technique

The traditional hoisting equipment is directly composed of a hoisting frame and ordinary rollers. It is extremely difficult to hoist plate parts, and the horizontal hoisting of the parts cannot be guaranteed. At the same time, it is inconvenient to move, and the width cannot be adjusted freely. It is difficult to use the same set of lifting equipment to complete parts of different sizes and models. There are great limitations in use. The rollers cannot rotate and move in all directions, let alone realize Electronic control, the range of activities of the hoisting frame is greatly restricted, and it is very inconvenient to use.

Utility model content

The technical problem that the utility model aims to solve is to provide a mobile hoisting device with adjustable width, which can adjust the overall width according to the width of the objects to be hoisted or the specific conditions of the site, so as to improve work efficiency.

The technical scheme that the utility model solves its technical problem adopts is:

A mobile hoisting device with adjustable width, comprising rectangular left and right fixing frames, a spreader, loading wheels are installed on the bottom of the left and right fixing frames respectively, the left fixing frame and the right fixing frame are arranged in parallel, and the upper part of the left fixing frame The two ends of the right fixed frame are respectively provided with first and second fixed beams, and the first and second fixed beams are respectively hollow structures penetrating through the main body; and the second moving beam are respectively inserted into the first and second fixed beams; a transverse transmission device is arranged between the first fixed beam and the first moving beam, and the transverse transmission device includes a power mechanism and a transverse transmission mechanism.

Compared with the prior art, the utility model adopting the above-mentioned technical solution has the beneficial effects as follows:

The overall width can be adjusted according to the width of the hoisted items, so that the hoisted items can be hoisted smoothly, and the overall width can be adjusted according to the specific conditions of the hoisting site. It can move flexibly in all directions, with a wide range of activities, safety and stability, and improve production efficiency. .

Further, the optimization scheme of the present utility model is:

The power mechanism is a motor, and the transverse transmission mechanism includes a gear and a rack. The rack is installed on the upper part of the first moving beam; the upper part of the inner end of the first fixed beam is provided with a through-hole structure, and the gear passes through the through-hole structure and meshes with the rack for transmission. , the gear is installed on the output shaft of the motor, and the motor is installed on the first fixed beam.

The inner end of the first moving crossbeam is equipped with a limit sensor, the outer end of the first fixed crossbeam is equipped with a left limit switch, and the inner end of the first fixed crossbeam is installed with a right limit switch, and the right limit switch is positioned at the inboard of the power mechanism.

The lower parts of the left front column and the left rear column of the left fixed frame are respectively installed with the first spreader motor and the second spreader motor, and the middle parts of the left front column and the left rear column are respectively installed with the first fixed pulley and the second fixed pulley; The lower parts of the right front column and the right rear column are respectively installed with the third spreader motor and the fourth spreader motor, and the middle parts of the right front column and the right rear column are respectively installed with the third fixed pulley and the fourth fixed pulley; one end of the four ropes is connected with the spreader respectively. Connect, the other ends of the four ropes respectively pass through the corresponding fixed pulleys and connect with the corresponding spreader motors.

The controller is installed on the left fixed frame, and the controller is respectively connected with the motor of the power mechanism, the first spreader motor, the second spreader motor, the third spreader motor and the fourth spreader motor through lines, and the five motors are controlled by the controller Work.

The load-bearing wheels are respectively placed at the two ends of the bottom of the left fixed frame and the right fixed frame; the load-bearing wheels include hub motors and universal wheel brackets, the hub motors are installed on the universal wheel brackets, and the universal wheel brackets are fixed to the left and right frame connection; the hub motors of the four load-carrying wheels are controlled by PLC; the rotating shaft of each universal wheel bracket is connected with a stepping motor or servo motor through a coupling, and the stepping motor or servo motor is installed on the left lower longitudinal beam of the left fixed frame And on the right lower longitudinal beam of the right fixed frame, four stepping motors or servo motors are controlled by PLC.

Sections of the first fixed beam, the second fixed beam, the first moving beam and the second moving beam are respectively square, rectangular, circular or other regular shapes.

The controller is a PLC.

Description of drawings

Fig. 1 is the front view of the embodiment of the utility model;

Fig. 2 is the top view of the embodiment of the utility model;

Fig. 3 is a structural schematic diagram of a truck wheel according to an embodiment of the present invention;

Among the figure: left fixed frame 1; left lower longitudinal beam 1-1; left front column 1-2; left upper longitudinal beam 1-3; left limit switch 2; limit sensor 3; right limit switch 4; motor 5; gear 6 ; the first fixed beam 7; the rack 8; the first moving beam 9; the first fixed pulley 10; the rope 11; the controller 12; 16; hub motor 16-1; universal wheel bracket 16-2; right fixed frame 17; right lower longitudinal beam 17-1; right front column 17-2; upper longitudinal beam 17-3; Move beam 19.

Detailed ways

Below in conjunction with accompanying drawing and embodiment further describe the utility model in detail.

Referring to Fig. 1, a mobile lifting device with adjustable width consists of a left fixed frame 1, a left limit switch 2, a limit sensor 3, a right limit switch 4, a motor 5, a gear 6, a first fixed beam 7, Rack 8, the first moving crossbeam 9, pulley 10, rope 11, controller 12, spreader 13, spreader motor 14, universal wheel bracket 15, loading wheel 16, right fixed frame 17, the second fixed crossbeam 18 and The second moving beam 19 constitutes.

The left fixed frame 1 is a rectangular structure, and the left fixed frame 1 is a square tube welded component, which is composed of a left lower longitudinal beam 1-1, a left front column 1-2, a left rear column and a left upper longitudinal beam 1-3. The structure of right fixed mount 17 is identical with the structure of left fixed mount 1, is made of right lower longitudinal beam 17-1, right front column 17-2, right rear column and upper longitudinal beam 17-3. The left fixed mount 1 and the right fixed mount 17 are arranged side by side in parallel. The two ends of the upper longitudinal beam 1-3 of the left fixed frame 1 are respectively welded to the horizontal first fixed beam 7 and the second fixed beam 18, and the first fixed beam 7 and the second fixed beam 18 are located on the same side of the left fixed frame 1, The first fixed crossbeam 7 and the second fixed crossbeam 18 are parallel to and perpendicular to the upper longitudinal beam 1-3 of the left fixed frame 1 respectively. The sections of the fixed beam 7 and the second fixed beam 18 are square, rectangular, circular or other regular shapes respectively. The two ends of the upper longitudinal beam 17-3 of the right fixed mount 17 are respectively welded with a first moving crossbeam 9 and a second moving crossbeam 19, and the cross sections of the first moving crossbeam 9 and the second moving crossbeam 19 are square, rectangular, circular or Other regular shape, the first mobile beam 9 and the second mobile beam 19 are positioned at the same side of the upper longitudinal beam 17-3 of the right fixed mount 17, the first movable cross beam 9 and the second movable cross beam 19 are parallel and perpendicular to the right fixed mount 17 The upper longitudinal beam 17-3, the first moving beam 9 and the second moving beam 19 are respectively inserted into the first fixed beam 7 and the second fixed beam 18, and the first moving beam 9 and the second moving beam 19 are placed on the first fixed beam 7 and the second fixed beam 18 can move laterally.

Referring to FIG. 2 , a transverse transmission device is provided between the first fixed crossbeam 7 and the first moving crossbeam 9 , and the transverse transmission device includes a power mechanism and a transverse transmission mechanism. The power mechanism is a motor 5, and the transverse transmission mechanism is composed of a gear 6 and a rack 8. The rack 8 is installed on the upper surface of the first moving beam 9 through bolts, and the upper part of the inner end of the first fixed beam 7 is processed with a through-hole structure (in the figure Not shown), the gear 6 passes through the through-hole structure and engages with the rack 8 for transmission, the gear 6 is installed on the output shaft of the motor 5, and the motor 5 is installed on the top of the first fixed beam 7 through the motor base. Limit sensor 3 is installed in the 7 inner ends of the first moving crossbeam, and left limit switch 2 is installed in the outer end of the first fixed crossbeam 7, and right limit switch 4 is installed in the inner end of the first fixed crossbeam 7, and right limit switch 4 is positioned at The inside of the motor 5.

When the width of this embodiment needs to be adjusted, the motor 5 drives the right fixed frame 17 to move to the left through the gear 6 and the rack 8. When the limit sensor 3 contacts the left limit switch 2, the motor 5 stops moving, and the first movement The crossbeam 9 and the second moving crossbeam 19 arrive at the left limit, and the width is minimum. When the gear 5 and the rack 8 drive the right fixed frame 17 to move to the right, and the limit sensor 3 contacts the right limit switch 4, the motor 5 also stops running, and the first moving crossbeam 9 and the second moving crossbeam 19 reach the right limit. position, the width is the largest. The left limit switch 2 and the right limit switch 4 control the working state of the motor and the limit positions of the left fixed frame 1 and the right fixed frame 17, so as to ensure the lateral movement within a certain range of activities of this embodiment, improve its working capacity, and adapt to different widths The unique spreader solves the limitations when lifting different heavy objects.

The bottom of the left front column 1-2 and the left rear column (not shown in the figure) of the left fixed mount 1 is respectively equipped with the first spreader motor 14 and the second spreader motor (not drawn in the figure), and the left front column 1-2 The first fixed pulley 10 and the second fixed pulley (not shown in the figure) are installed respectively with the middle part of left rear column. The 3rd spreader motor 15 and the 4th spreader motor (not shown among the figure) are respectively installed in the bottom of the right front column 17-2 of the right fixed mount 17 and the right rear column, the middle part of the right front column 17-2 and the right rear column respectively The third fixed pulley and the fourth fixed pulley are installed, and the four fixed pulleys are respectively installed by the fixed shafts welded on the four columns. Hanger 13 is installed between left fixed mount 1 and right fixed mount 17, and spreader 13 is the steel plate of rectangle or the frame of rectangle, and four corners of spreader 13 are connected with an end of four ropes 11 respectively, for making spreader 13 The weight is evenly distributed on the equipment, and the four ropes 11 are connected to the four corners of the sling 13, which makes the hoisting equipment more stable during the moving process, and the other ends of the four ropes 11 respectively pass through the corresponding fixed pulleys and the corresponding The rope drum connection of the spreader motor.

The left front column 1-2 of left fixed mount 1 installs controller 12, and controller 12 is connected with the motor 5 of power mechanism, the first spreader motor 14, the second spreader motor, the 3rd spreader motor 15 and the 4th spreader respectively The motors are connected by lines, and the five motors are controlled to work by a controller 12, which is a PLC. When the motor 5 above the first moving beam 9 starts to run, the controller 12 simultaneously controls the four spreader motors to realize synchronous rotation, and the four spreader motors respond accordingly with the motor 5, which ensures that the spreader 13 The same height is guaranteed at all times to ensure the stability of the spreader. These four synchronous spreader motors are more mechanized and automatic when lifting the spreader 13, reducing manpower and material resources, and reducing potential safety hazards.

Referring to FIG. 3 , the truck wheels 16 are respectively mounted on the two ends of the bottom of the left lower longitudinal beam 1 - 1 of the left fixed frame 1 and the right lower longitudinal beam 17 - 1 of the right fixed frame 17 . Loading wheel 16 is made up of hub motor 16-1 and universal wheel bracket 16-2, and hub motor 16-1 is model HB-113, and hub motor 16-1 is installed on universal wheel bracket 16-2, and universal wheel The brackets 16-2 are mounted on the left lower longitudinal beam 1-1 of the left fixed frame 1 and the right lower longitudinal beam 17-1 of the right fixed frame 17 respectively. The wheel hub motors of the four load-carrying wheels 16 are controlled by PLC, and the maximum load of a single wheel is 310kg. The rotating shaft of each universal wheel support 16-2 is connected with the output shaft of a stepper motor or a servomotor through a coupling, and the stepper motor or a servomotor is installed on the lower longitudinal beam 1-1 of the left fixed frame 1 and fixed on the right On the lower longitudinal beam 14-1 of the frame 17, four stepping motors or servo motors are controlled by PLC to control the steering of the load wheel 16, so that the lifting equipment can move flexibly in all directions on the flat ground.

The utility model has all-round moving performance, and the width can be adjusted step by step. It is very flexible during use and can move horizontally. Use PLC to control the spreader motor to complete the hoisting, PLC controls the four load wheels to keep them rotating synchronously, so that the four load wheels move synchronously, and rechargeable batteries can also be used to drive the wheel hub motors to complete the movement to solve its limitations. The utility model is also equipped with a wireless remote controller, and the load-carrying wheel is not only fast and convenient in use, but also improves the work efficiency, and also avoids potential safety hazards of operators in the process of using the mobile device.

The above descriptions are only preferred and feasible embodiments of the present utility model, and are not intended to limit the scope of rights of the present utility model. within the scope of rights.

Claims (8)

1. A mobile hoisting device with adjustable width, comprising rectangular left and right fixing frames, a spreader, and loading wheels are respectively installed on the bottoms of the left and right fixing frames, characterized in that: the left fixing frame and the right fixing frame are parallel and juxtaposed The two ends of the upper part of the left fixed frame are respectively provided with the first and second fixed beams, and the first and second fixed beams are respectively hollow structures passing through the body; the two ends of the upper part of the right fixed frame are respectively provided with first and second fixed beams Two moving beams, the first and second moving beams are respectively inserted into the first and second fixed beams; a transverse transmission device is arranged between the first fixed beam and the first moving beam, and the transverse transmission device includes a power mechanism and a transverse transmission mechanism. 2. The mobile hoisting equipment with adjustable width according to claim 1 is characterized in that: the power mechanism is a motor, and the transverse transmission mechanism comprises a gear and a rack, and the rack is installed on the top of the first mobile beam; the first fixed The upper part of the inner end of the beam is provided with a through-hole structure, through which the gear passes through the through-hole structure and engages with the rack for transmission, the gear is installed on the output shaft of the motor, and the motor is installed on the first fixed beam. 3. The mobile lifting equipment with adjustable width according to claim 1, characterized in that: a limit sensor is installed at the inner end of the first moving crossbeam, a left limit switch is installed at the outer end of the first fixed crossbeam, and the first fixed crossbeam The inner end of crossbeam installs right limit switch, and right limit switch is positioned at the inboard of power mechanism. 4. The mobile hoisting equipment with adjustable width according to claim 1, characterized in that: the left front column of the left fixed mount and the bottom of the left rear column respectively install the first spreader motor and the second spreader motor, and the left front column The first fixed pulley and the second fixed pulley are respectively installed in the middle of the left rear column; the third spreader motor and the fourth spreader motor are respectively installed in the lower part of the right front column and the right rear column of the right fixed frame, and the right front column and the right rear column The third fixed pulley and the fourth fixed pulley are respectively installed in the middle part; one end of the four ropes is respectively connected with the spreader, and the other ends of the four ropes pass through the corresponding fixed pulleys respectively and are connected with the corresponding spreader motor. 5. the mobile hoisting equipment with adjustable width according to claim 1, is characterized in that: the left fixed mount installs controller, and controller is respectively connected with the motor of power mechanism, the first spreader motor, the second spreader motor, The third spreader motor and the fourth spreader motor are connected through lines, and the controller controls the five motors to work. 6. the adjustable mobile hoisting equipment of width according to claim 1, is characterized in that: load-carrying wheel is respectively placed in the two ends of left fixed mount and right fixed mount bottom; Loading wheel comprises hub motor and universal wheel support, The hub motor is installed on the universal wheel bracket, and the universal wheel bracket is connected with the left fixed frame and the right fixed frame respectively; the hub motors of the four load-bearing wheels are controlled by PLC; the rotating shaft of each universal wheel bracket is connected with the step The stepper motor or servo motor is connected, and the stepper motor or servo motor is installed on the left lower longitudinal beam of the left fixed frame and the right lower longitudinal beam of the right fixed frame, and the four stepper motors or servo motors are controlled by PLC. 7. The mobile lifting device with adjustable width according to claim 1, characterized in that: the cross-sections of the first fixed beam, the second fixed beam, the first moving beam and the second moving beam are respectively square, rectangular, and circular shape or other regular shape. 8. The mobile lifting equipment with adjustable width according to claim 5, characterized in that: the controller is a PLC.