CN219528333U - Movable lifting platform car - Google Patents

Abstract

The utility model relates to the technical field of scaffolds, and particularly discloses a movable lifting platform vehicle which comprises a chassis, a lifting mechanism and a driving mechanism, wherein the driving mechanism comprises a driving motor, a motor mounting frame and driving wheels, the driving mechanism is respectively arranged at four corners of the chassis, the motor mounting frame is fixed on the chassis, the driving motor is fixed on the motor mounting frame, the driving wheels are arranged at the output end of the driving motor, the lifting mechanism comprises a supporting frame, a sliding frame and a fixing frame, the lower end of the fixing frame is connected with the chassis, the sliding frame is in sliding connection with the fixing frame, the supporting frame, the sliding frame and the fixing frame are connected through pulley blocks, and an electric hoist is arranged in the chassis and matched with the pulley blocks to drive the supporting frame to lift. The utility model has the advantages that the remote control can be used by hands without repeated disassembly and assembly, and the operation is convenient.

Description

Movable lifting platform car

Technical Field

The utility model relates to the technical field of scaffolds, in particular to a movable lifting platform car.

Background

The traditional scaffold is a disassembly and assembly part, and the disassembly and assembly part is needed for each construction or height adjustment operation; after the frame is built, people need to climb up and down to get a little things up and down; the movable shelf with a long distance can be rebuilt after being disassembled on one side and can not be continuously constructed, so that labor and time are consumed; if the traditional scaffold is slightly heavier, the traditional scaffold can only be moved up by manpower, and no machinery is used for replacing the traditional scaffold; and the construction also needs to consume more manpower, and has larger potential safety hazard. If the height is not proper, the pedal is also detached in the place where the operation is not performed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a movable lifting platform car.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a remove lift platform truck, includes chassis, elevating system and actuating mechanism, actuating mechanism includes driving motor, motor mounting bracket and drive wheel, the four corners on chassis is provided with actuating mechanism respectively, the motor mounting bracket is fixed on the chassis, driving motor fixes on the motor mounting bracket, the drive wheel sets up the output at driving motor, elevating system includes support frame, carriage and mount, the lower extreme and the chassis of mount are connected, carriage and mount sliding connection, support frame, carriage and mount pass through the assembly pulley and are connected, be provided with electric block in the chassis, electric block and assembly pulley cooperation drive support frame lift.

Specifically, the mount be provided with two, two mounts set up on the chassis relatively, all slide on the mount and be provided with a carriage, the assembly pulley includes first pulley, second pulley, third pulley and fourth pulley, be provided with a second pulley on the mount of carriage below, electric block's output is provided with the reel, be provided with two draw-in grooves on the reel, two relative draw-in grooves are provided with first pulley respectively on the chassis, the upper end of mount is provided with the third pulley, the lower extreme of carriage is provided with the fourth pulley, twine wire rope respectively in two draw-in grooves of reel, two fixedly connected with is on the mount behind corresponding first pulley, second pulley, third pulley and the fourth pulley are walked around respectively to wire rope.

Specifically, the upper end of mount be provided with a horizontal pole, the third pulley setting in the bottom of horizontal pole, the both ends at carriage top all are provided with the fixed pulley, the winding has the stay cord on the fixed pulley, the one end of stay cord is connected on the horizontal pole, the other end is connected on the support frame.

Specifically, still include a plurality of roller groups, a plurality of the roller group sets up respectively on mount and carriage, the roller group includes mounting bracket and gyro wheel, be provided with two gyro wheels on the mounting bracket, carriage and mount card respectively establish between two gyro wheels of corresponding roller group and with gyro wheel sliding connection.

Specifically, a supporting rod is arranged between the fixing frame and the chassis.

Specifically, the bottom of the fixing frame is connected with the chassis through a rotary joint.

Specifically, a stop block is arranged on the chassis on a rotating path at one side of the fixing frame.

Specifically, the front and back ends of chassis both sides all are provided with the support, the bottom of support is provided with electric telescopic push rod.

Specifically, the chassis on be provided with two-way electric telescopic push rod, two output of two-way electric telescopic push rod are connected with a support respectively.

Specifically, limit switches are arranged at the upper ends of the fixing frames, and the limit switches are arranged on the moving paths of the rollers.

The utility model has the following advantages:

when the lifting frame is used by a worker, the worker does not need to climb up and down to take things, the lifting of the supporting frame can be controlled by remote control and the lifting height can be controlled by the worker; the device has the functions of self-walking and turning, can directly control the number of the frames to be moved by remote control, does not need to dismantle the frames and build the frames, does not need to push away by manpower, and realizes continuous construction operation;

drawings

FIG. 1 is a schematic view of the overall structure of a lift of the present utility model;

FIG. 2 is a schematic diagram of the installation structure of the electric hoist of the present utility model;

FIG. 3 is a schematic view showing a folded state of the lifter according to the present utility model;

in the figure: the device comprises a 1-chassis, a 2-driving wheel, a 3-electric telescopic push rod, a 4-bracket, a 5-fixing frame, a 6-mounting frame, a 7-stay rope, an 8-sliding frame, a 9-fourth pulley, a 10-supporting frame, a 12-third pulley, a 14-cross bar, a 15-steel wire rope, a 16-roller, a 17-second pulley, a 18-stop block, a 19-rotating joint, a 20-electric hoist, a 21-roller, a 22-first pulley, a 23-motor mounting frame, a 24-driving motor, a 26-limit switch and a 27-supporting rod.

Detailed Description

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.

As shown in fig. 1-3, a mobile lifting platform vehicle comprises a chassis 1, a lifting mechanism and a driving mechanism, wherein the driving mechanism comprises a driving motor 24, a motor mounting frame 23 and a driving wheel 2, driving mechanisms are respectively arranged at four corners of the chassis 1, the motor mounting frame 23 is fixed on the chassis 1, the driving motor 24 is fixed on the motor mounting frame 23, the driving wheel 2 is arranged at the output end of the driving motor 24, the lifting mechanism comprises a supporting frame 10, a sliding frame 8 and a fixing frame 5, the lower end of the fixing frame 5 is connected with the chassis 1, the sliding frame 8 is in sliding connection with the fixing frame 5, the supporting frame 10, the sliding frame 8 and the fixing frame 5 are connected through pulley blocks, and an electric hoist 20 is arranged in the chassis 1 and matched with the pulley blocks to drive the supporting frame 10 to lift. The lift in this embodiment is used for scaffold frame to use, current scaffold frame adopts the fastener to build, its position is fixed, the height is also fixed, or adopt the support frame, but need climb from top to bottom when its position is traded, the operation is inconvenient, this embodiment is in order to solve above-mentioned technical problem, set up four actuating mechanism on chassis 1, make the lift remove through four actuating mechanism, chassis 1 is rectangular frame structure, be provided with the battery in chassis 1, the battery is by 12V20AH output current 3A storage battery 2 series connection constitution 24V voltage, driving motor 24 adopts 250W24V direct current motor, drive the chassis through battery drive driving motor 24 and remove, then set up mount 5 on chassis 1, and set up slide frame 8 on mount 5, electric hoist 20 sets up in chassis 1, set up the assembly pulley on mount 5 and slide frame 8, drive assembly work through electric hoist 20 makes slide frame 8 follow mount 5 and lift, the support frame 10 just can drive, support frame 10 level sets up, the staff stands on support frame 10 during the use, then electric hoist 20 drives the work and can drive the support frame 10 and can stop at the position of lifting mechanism in order to use the height to use, can be moved at random through the remote controller, can be convenient for use, the position is convenient to use down.

Further, two fixing frames 5 are arranged, the two fixing frames 5 are oppositely arranged on the chassis 1, a sliding frame 8 is slidably arranged on each fixing frame 5, each pulley block comprises a first pulley 22, a second pulley 17, a third pulley 12 and a fourth pulley 9, a second pulley 17 is arranged on the fixing frame 5 below each sliding frame 8, a winding drum 21 is arranged at the output end of each electric hoist 20, two clamping grooves are formed in each winding drum 21, a first pulley 22 is respectively arranged on each chassis 1 in each clamping groove, a third pulley 12 is arranged at the upper end of each fixing frame 5, a fourth pulley 9 is arranged at the lower end of each sliding frame 8, steel wire ropes 15 are respectively wound in the two clamping grooves of each winding drum 21, and the two steel wire ropes 15 are fixedly connected onto the corresponding fixing frames 5 after respectively winding around the corresponding first pulley 22, second pulley 17, third pulley 12 and fourth pulley 9. In this embodiment, a fixing frame 5 is respectively disposed on two sides of the chassis, the fixing frame 5 is a rectangular frame structure, the sliding frame 8 is also a rectangular frame structure, two clamping grooves are disposed on the winding drum 21, so that the two clamping grooves can be wound around the two steel wire ropes 15, the electric hoist 20 drives the two steel wire ropes 15 to respectively drive the two sliding frames 8 to synchronously lift, the first pulley 22 is disposed at a position opposite to the winding drum 21, the steel wire ropes 15 wind around the first pulley 22 to change the trend of the steel wire ropes 15, the two steel wire ropes 15 extend in opposite directions, the second pulley 17 is disposed at the bottom of the fixing frame 5, the steel wire ropes 15 wind around the first pulley 22 on the second pulley 17, then vertically wind upwards on the third pulley 12 disposed at the top of the fixing frame 5, then wind downwards on the fourth pulley 9 disposed at the lower end of the sliding frame 8, and finally the tail end of the steel wire ropes 15 is fixed at the upper end of the fixing frame 5, so that the electric hoist 20 rotates to drive the winding drum 21 to wind the steel wire ropes 15 on the winding drum 21, the steel wire ropes 15 can drive the sliding frame 8 to lift along 5, the trend of the steel wire ropes 15, so that the steel wire ropes 15 wind in opposite directions, the second pulley 17, the third pulley 15 winds around the first pulley 22, and then the third pulley 15 kg, the steel wire ropes 120 kg, and the original load-carrying body, and the load-carrying weight-carrying object is required to be increased by 120 kg, and accordingly, and the load-carrying force can be increased by three load-carrying objects.

Further, a cross rod 14 is arranged at the upper end of the fixing frame 5, the third pulley 12 is arranged at the bottom of the cross rod 14, fixed pulleys 13 are arranged at two ends of the top of the sliding frame 8, a pull rope 7 is wound on the fixed pulleys 13, one end of the pull rope 7 is connected to the cross rod 14, and the other end of the pull rope 7 is connected to the supporting frame 10. In this embodiment, when the sliding frame 8 ascends, the fixed pulley 13 arranged on the sliding frame 8 is driven to ascend, and as one end of the pull rope 7 is fixed on the cross rod 14 and the other end is connected to the supporting frame 10, the fixed pulley 13 can pull the pull rope 7 to ascend the supporting frame 10, and the distance between the supporting frame 10 and the sliding frame 8 is the same as the distance between the sliding frame 8 and the fixed frame 5, so that the supporting frame 10 ascends and descends faster.

Further, the roller assembly comprises a plurality of roller groups, the roller groups are respectively arranged on the fixing frame 5 and the sliding frame 8, each roller group comprises a mounting frame 6 and rollers 16, two rollers 16 are arranged on the mounting frame 6, and the sliding frame 8 and the fixing frame 5 are respectively clamped between the two rollers 16 of the corresponding roller group and are in sliding connection with the rollers 16. In order to enable the fixing frame 5 and the sliding frame 8 to stably and relatively slide, a plurality of roller groups are arranged on the fixing frame 5 and the sliding frame 8, two roller groups are respectively arranged on two sides of the upper end of the fixing frame 5, two pulley blocks are respectively arranged on two sides of the lower end of the sliding frame 8, and the fixing frame 5 and the sliding frame 8 are of rectangular steel pipe welded structures, so that the fixing frame 5 and the sliding frame 8 are respectively clamped between two rollers 16 of the roller groups, the fixing frame 5 and the sliding frame 8 can be limited, the sliding frame 8 moves along the fixing frame 5, and the fixing frame 6 is respectively fixed on the fixing frame 5 and the sliding frame 8 through bolts.

Further, a supporting rod 27 is arranged between the fixing frame 5 and the chassis 1. In this embodiment, in order to make the fixing frame 5 stably supported, a supporting rod 27 is disposed between the fixing frame 5 and the chassis 1, so that the fixing frame 5, the chassis 1 and the supporting rod 27 form a triangle structure, and the structure is stable.

Further, the bottom of the fixing frame 5 is connected with the chassis 1 through a rotary joint 19. In this embodiment, in order to facilitate folding of the fixing frame 5, the occupied space of the lifting machine during storage is reduced, so that the fixing frame 5 can rotate around the rotation joint 19, and the fixing frame 5 is rotationally attached to the supporting frame 10, so that the fixing frame 5 is convenient to store, the supporting rods 27 are connected to the fixing frame 5 and the chassis 1 through bolts, and the fixing frame 5 can be folded after the supporting rods 27 are detached.

Further, a stop block 18 is arranged on the chassis 1 on the rotating path at one side of the fixing frame 5. In this embodiment, in order to prevent the fixing frame 5 from rotating beyond position, a stop 18 is provided on one side of the fixing frame 5, so that the fixing frame 5 can only move within a range of 90 °.

Further, the front end and the rear end of the two sides of the chassis 1 are respectively provided with a bracket 4, and the bottom of each bracket 4 is provided with an electric telescopic push rod 3. In this embodiment, in order to make the lifting machine stably and not move during operation, four brackets 4 are arranged on the chassis 1, and an electric telescopic push rod 3 is respectively arranged at the bottom of each bracket 4, after the position of the lifting machine is determined, the electric telescopic push rod is controlled to work through a remote controller, so that the output end of the lifting machine moves downwards along the vertical direction to be pressed on the ground, and four-point supports are formed through the four electric telescopic push rods 3, thereby preventing the lifting machine from moving.

Further, a bidirectional electric telescopic push rod is arranged on the chassis 1, and two output ends of the bidirectional electric telescopic push rod are respectively connected with a bracket 4. In this embodiment, two supports 4 are driven to stretch out and draw back synchronously through two-way electric telescopic push rods, when the support is needed, the two-way electric telescopic push rods drive the two supports 4 to be far away from, the distance between the two supports 4 is increased, four supports 4 are respectively driven to move through the two-way electric telescopic push rods, the positions supported by the four electric telescopic push rods 3 are larger and more stable, the chassis is formed by welding rectangular steel pipes, the two-way electric telescopic push rods are arranged in the steel pipes, and the supports 4 are in sliding connection with the steel pipes.

Further, a limit switch 26 is disposed at the upper end of the fixing frame 5, and the limit switch 26 is disposed on the moving path of the roller 16. In this embodiment, the working height of the lifting machine is 3.5 meters, in order to stop the carriage 8 at the limit position of the height, a limit switch 26 is arranged at the top of the fixed frame 5, and when the carriage 8 rises to the limit position, the roller 16 arranged on the carriage 8 triggers the limit switch 26, so that the electric hoist stops rotating.

The electric hoist 20 adopts a 220V2000W3000wh mobile power supply or a household 220V power supply to directly serve as a main bearing bracket lifting function.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the disclosed technology. Therefore, any modification, equivalent variation and modification of the above embodiments according to the technology of the present utility model fall within the protection scope of the present utility model.

Claims (10)

1. The utility model provides a remove lift platform truck which characterized in that: including chassis (1), elevating system and actuating mechanism, actuating mechanism includes driving motor (24), motor mounting bracket (23) and drive wheel (2), the four corners of chassis (1) is provided with actuating mechanism respectively, motor mounting bracket (23) are fixed on chassis (1), driving motor (24) are fixed on motor mounting bracket (23), drive wheel (2) set up the output at driving motor (24), elevating system includes support frame (10), carriage (8) and mount (5), the lower extreme and the chassis (1) of mount (5) are connected, carriage (8) and mount (5) sliding connection, support frame (10), carriage (8) and mount (5) are connected through the assembly pulley, be provided with electric block (20) in chassis (1), electric block (20) and assembly pulley cooperation drive support frame (10) go up and down.

2. A mobile lift platform truck as claimed in claim 1 wherein: the utility model provides a fixed frame (5) be provided with two, two fixed frames (5) set up on chassis (1) relatively, all slide on fixed frame (5) and be provided with a carriage (8), the assembly pulley includes first pulley (22), second pulley (17), third pulley (12) and fourth pulley (9), be provided with a second pulley (17) on fixed frame (5) of carriage (8) below, the output of electric block (20) is provided with reel (21), be provided with two draw-in grooves on reel (21), two draw-in grooves relatively on chassis (1) are provided with first pulley (22) respectively, the upper end of fixed frame (5) is provided with third pulley (12), the lower extreme of carriage (8) is provided with fourth pulley (9), twine respectively in two draw-in grooves of reel (21) wire rope (15) have, two wire rope (15) are respectively around corresponding first pulley (22), second pulley (17) and fourth pulley (9) and are fixed connection behind fourth pulley (5).

3. A mobile lift platform truck as claimed in claim 2 wherein: the upper end of mount (5) be provided with a horizontal pole (14), third pulley (12) set up the bottom at horizontal pole (14), the both ends at carriage (8) top all are provided with fixed pulley (13), the winding has stay cord (7) on fixed pulley (13), the one end of stay cord (7) is connected on horizontal pole (14), the other end is connected on support frame (10).

4. A mobile lift platform truck as claimed in claim 1 wherein: still include a plurality of roller train, a plurality of the roller train sets up respectively on mount (5) and carriage (8), the roller train includes mounting bracket (6) and gyro wheel (16), be provided with two gyro wheels (16) on mounting bracket (6), carriage (8) and mount (5) card respectively establish between two gyro wheels (16) of corresponding roller train and with gyro wheel (16) sliding connection.

5. A mobile lift platform truck as claimed in claim 1 wherein: a supporting rod (27) is arranged between the fixing frame (5) and the chassis (1).

6. A mobile lift platform truck as in claim 5 wherein: the bottom of the fixing frame (5) is connected with the chassis (1) through a rotary joint (19).

7. The mobile lift platform truck of claim 6 wherein: a stop block (18) is arranged on the chassis (1) on a rotating path at one side of the fixing frame (5).

8. A mobile lift platform truck as claimed in claim 1 wherein: the electric telescopic lifting device is characterized in that brackets (4) are arranged at the front end and the rear end of two sides of the chassis (1), and an electric telescopic push rod (3) is arranged at the bottom of each bracket (4).

9. The mobile lift platform truck of claim 8 wherein: the chassis (1) is provided with a bidirectional electric telescopic push rod, and two output ends of the bidirectional electric telescopic push rod are respectively connected with a bracket (4).

10. The mobile lift platform truck of claim 4 wherein: the upper end of the fixing frame (5) is provided with a limit switch (26), and the limit switch (26) is arranged on the moving path of the roller (16).