CN212450455U

CN212450455U - Portable machine of lifting

Info

Publication number: CN212450455U
Application number: CN202021262164.9U
Authority: CN
Inventors: 陈磊; 李仁彬; 陈松; 张祖榆; 熊溆
Original assignee: Chongqing Industry Polytechnic College
Current assignee: Chongqing Industry Polytechnic College
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-02
Anticipated expiration: 2030-07-01

Abstract

The utility model belongs to the technical field of lifting equipment, in particular to a portable lifting machine, which comprises a lifting mechanism and a base, wherein the lower side of the lifting mechanism is provided with the base, an installation block and a guide rail are fixedly connected with the base, the lower side of the base is provided with an assembly cavity, a screw rod is rotatably connected in the assembly cavity and comprises a left screw rod and a right screw rod which are connected into a whole, the left screw rod and the right screw rod are all in threaded connection with a movable slider, the lower side of the movable slider is fixedly connected with a first round block, the lower side of the screw rod is provided with a rectangular plate, the middle of the upper side of the rectangular plate is fixedly connected with a second round block, a push rod is rotatably connected between the first round block and the second round block, the lower side of the rectangular plate is uniformly provided with four universal wheels, one side of the base is rotatably connected with a turntable, the turntable is connected with the, meanwhile, the device greatly reduces the volume when not in operation, thereby being convenient for the storage of the device.

Description

Portable machine of lifting

Technical Field

The utility model belongs to the technical field of the equipment of lifting, concretely relates to portable machine of lifting.

Background

The lifter is mainly used for lifting heavy objects, is convenient for people to carry heavy objects or maintain equipment, is mainly used in the automobile industry at present, and along with the continuous improvement of the living standard of people, the automobile is gradually the first choice for people to go out, the increase of the number of automobiles means that the maintenance frequency of automobiles is continuously increased, so that the automobile repair shops are generally provided with the lifting machines as maintenance equipment, most of the automobile repair shops are generally provided with the lifting machines which are fixed at a certain position, when in maintenance, the vehicle is required to drive into the station of the lifting machine, the lifting arm supports the bottom of the vehicle, the vehicle slowly rises to the required height through a hydraulic system or a motor, the lifting machine of the type is fixed at a certain position and can not move, and the occupied area and the volume are large, meanwhile, when a large number of automobiles are maintained, the automobiles need to be driven repeatedly to enter and exit the working range of the lifting machine, and maintenance preparation steps are added, so that maintenance is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the portable lifting machine can lift the automobile in a portable and rapid mode when the number of the maintained automobiles is large or the automobile fails to run, the trouble of working steps caused by repeated driving of the automobile to enter and exit the working range of the lifting machine is avoided, and meanwhile, the lifting machine can be conveniently moved.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a portable lifter comprises a lifting mechanism and a base, wherein the lifting mechanism comprises a lifting support plate, a lifting frame, an installation block, a slide rod, a guide rail, a push plate and a hydraulic oil cylinder, the base is arranged on the lower side of the lifting frame, the installation block and the guide rail are fixedly connected with the base, an assembly cavity is formed in the lower side of the base, a lead screw is rotatably connected in the assembly cavity and comprises a left lead screw and a right lead screw which are connected into a whole, the thread turning directions of the left lead screw and the right lead screw are opposite, the left lead screw and the right lead screw are both in threaded connection with a movable sliding block, a first round block is fixedly connected to the lower side of the movable sliding block, a rectangular plate is arranged on the lower side of the lead screw, a second round block is fixedly connected to the middle of the upper side of the rectangular plate, a push rod is rotatably connected between the first round block and the second round block, the turntable is connected with the screw rod, the base is provided with a dragging assembly, and the hydraulic oil cylinder is connected with an external hydraulic control system.

By adopting the technical proposal of the utility model, before lifting and maintaining the automobile, two lifting machines are arranged on the site of automobile maintenance through respective dragging components, when the lifting machines are moved and fixed, the left screw rod and the right screw rod are rotated through rotating the turntables respectively, because the screw thread rotating directions of the left screw rod and the right screw rod are opposite, when the screw rods are rotated, the moving slide blocks respectively connected with the left screw rod and the right screw rod move to opposite directions or opposite directions, when the moving slide blocks move, the rectangular plate is lifted or descended through the push rods, thereby four universal wheels at the lower side of the rectangular plate are retracted into the assembly cavity or contacted with the ground, thereby the lifting machines can conveniently and quickly move through the universal wheels when needing to move, the damage of the device and the consumption of physical power caused by the direct dragging of maintenance personnel are avoided, the base can be supported with the ground when the lifting machines lift, the lifting machine can be stably supported, and the universal wheels are prevented from being damaged due to extrusion; when the lifting machine is fixed, the hydraulic oil cylinder is controlled by an external hydraulic control system, the hydraulic oil cylinder pushes the push plate to lift the lifting rack, so that the lifting support plate lifts the automobile, after the automobile maintenance is finished, the hydraulic oil cylinder is controlled by the external hydraulic control system to shrink, and the lifting rack is shrunk on the base, so that the lifting operation of the automobile is finished, when the lifting rack is shrunk on the base, the size of the lifting machine can be greatly reduced, so that the floor area of the device is reduced, the phenomenon that the device is too large in size and difficult to store or move is avoided, and finally, the rectangular plate is downwards stretched out by rotating the turntable again, so that the universal wheels are contacted with the ground, and the lifting machine can be conveniently moved and stored; the utility model discloses simple structure can remove the machine of lifting at needs and make and conveniently remove, lifts the machine and lifts during operation firmly with ground laminating, has made things convenient for maintenance personal's work, the removal and the work of the device of being convenient for, thereby the device can greatly shrink the whole volume that has reduced the device when not working simultaneously, is convenient for preserve.

Further inject, the base is equipped with the connecting block, the connecting block upside is equipped with the universal joint, the universal joint is connected with the pull rod, pull rod upside fixedly connected with draws the handle. Such structure can be more convenient when the machine of lifting is arranged in the removal, and the removal of the machine of lifting of being convenient for is used.

Further, the surface of the pull handle is provided with a rubber sheath. The structure can prevent hands from being scratched by the pull handle when the lifter is moved, and is convenient to use.

Further limiting, the rotary disc is uniformly connected with a plurality of rectangular strips. With the structure, the rotating disc can be more conveniently rotated.

Further inject, the base downside is equipped with anti-skidding rubber pad. With this configuration, the apparatus can be further stabilized during the lifting operation of the lifting machine.

The utility model discloses have following advantage with prior art relative ratio:

the utility model can be conveniently moved when the lifter needs to be moved, and is firmly attached to the ground when the lifter works for lifting, thereby facilitating the work of maintenance personnel and the movement and work of the device; meanwhile, the device can be greatly contracted when not in operation, so that the whole volume of the device is reduced, and the device is convenient to store.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural diagram of an embodiment of a portable lifting machine according to the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the portable lifting machine of the present invention;

fig. 3 is a cross-sectional view of the base and the internal structure of an embodiment of the portable lifting machine of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

the main element symbols are as follows:

the device comprises a lifting supporting plate 1, a lifting frame 11, a mounting block 12, a sliding rod 13, a guide rail 14, a push plate 15, a hydraulic oil cylinder 16, a base 2, an assembly cavity 21, a screw rod 3, a left screw rod 31, a right screw rod 32, a movable sliding block 33, a first round block 331, a rectangular plate 4, a second round block 41, a push rod 42, a universal wheel 43, a rotary disc 44, a rectangular strip 441, a connecting block 5, a universal joint 51, a pull rod 52 and a pull handle 53.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-4, a portable lifter comprises a lifting mechanism and a base 2, the lifting mechanism comprises a lifting support plate 1, a lifting frame 11, a mounting block 12, a slide rod 13, a guide rail 14, a push plate 15 and a hydraulic oil cylinder 16, the base 2 is arranged on the lower side of the lifting frame 11, the mounting block 12 and the guide rail 14 are both fixedly connected with the base 2, an assembly cavity 21 is arranged on the lower side of the base 2, a lead screw 3 is rotatably connected in the assembly cavity 21, the lead screw 3 comprises a left lead screw 31 and a right lead screw 32 which are connected into a whole, the thread turning directions of the left lead screw 31 and the right lead screw 32 are opposite, the left lead screw 31 and the right lead screw 32 are both in threaded connection with a movable slider 33, a first round block 331 is fixedly connected on the lower side of the movable slider 33, a rectangular plate 4 is arranged on the lower side of the lead screw 3, a second round block 41 is fixedly connected in the middle, four universal wheels 43 are evenly equipped with to the 4 downside of rectangular plate, and base 2 one side is rotated and is connected with carousel 44, and carousel 44 is connected with lead screw 3, and base 2 is equipped with drags the subassembly, and hydraulic cylinder 16 is connected with outside hydraulic control system.

By adopting the technical proposal of the utility model, before lifting and maintaining the automobile, two lifting machines are arranged at the site of automobile maintenance through respective dragging components, when the lifting machines are moved and fixed, the left screw rod 31 and the right screw rod 32 are rotated through rotating the turntable 44 respectively, because the screw threads of the left screw rod 31 and the right screw rod 32 are opposite in rotating direction, when the screw rod 3 is rotated, the moving slide block 33 respectively connected with the left screw rod 31 and the right screw rod 32 is moved to the opposite direction or the opposite direction, when the moving slide block 32 is moved, the rectangular plate 441 is lifted or descended through the push rod 42, thereby four universal wheels 43 at the lower side of the rectangular plate 441 are put into the assembly cavity 21 or are contacted with the ground, thereby the lifting machines can be conveniently and quickly moved through the universal wheels 43 when needing to be moved, the direct lifting machines of maintenance personnel are prevented from causing the damage of the device and the physical consumption, the base 2 and the ground can be supported when the lifter lifts, so that the lifter can be stably supported and the universal wheels 43 are prevented from being damaged due to extrusion; after the position of the lifting machine is fixed, the hydraulic oil cylinder 16 is controlled by an external hydraulic control system, the hydraulic oil cylinder 16 pushes the push plate 15 to lift the lifting rack 11, so that the lifting support plate 1 lifts the automobile, after the automobile maintenance is finished, the hydraulic oil cylinder 16 is controlled by the external hydraulic control system to contract, the lifting rack 11 is contracted to the base 2, so that the lifting operation of the automobile is finished, when the lifting rack 11 is contracted to the base 2, the size of the lifting machine can be greatly reduced, the occupied area of the device is reduced, the phenomenon that the device is too large and is difficult to store or move is avoided, and finally the rectangular plate 4 is downwards extended by rotating the turntable 44 again, so that the universal wheels 43 are in contact with the ground, and the lifting machine can be conveniently moved and stored; the utility model discloses simple structure can remove the machine of lifting at needs and make and conveniently remove, lifts the machine and lifts during operation firmly with ground laminating, has made things convenient for maintenance personal's work, the removal and the work of the device of being convenient for, thereby the device can greatly shrink the whole volume that has reduced the device when not working simultaneously, is convenient for preserve.

Preferably, the base 2 is provided with a connecting block 5, the upper side of the connecting block 5 is provided with a universal joint 51, the universal joint 51 is connected with a pull rod 52, and the upper side of the pull rod 52 is fixedly connected with a pull handle 53. Such structure can be more convenient when the machine of lifting is arranged in the removal, and the removal of the machine of lifting of being convenient for is used. In fact, other structures can be considered according to specific situations, and the device can be moved more conveniently.

Preferably, the pull handle 53 is provided with a rubber sheath on the surface. With such a structure, the hands can be prevented from being scratched by the pull handle 53 when the lifter is moved, and the use is facilitated. In fact, other structures can be considered according to specific conditions to prevent hands from being injured when the lifting machine is moved.

Preferably, the rotating disc 44 is uniformly connected with a plurality of rectangular strips 441. With this structure, it is possible to more easily rotate the turntable 44. In fact, other configurations are contemplated as the case may be, which may facilitate rotation of the turntable 44.

Preferably, the lower side of the base 2 is provided with an antiskid rubber pad. With this configuration, the apparatus can be further stabilized during the lifting operation of the lifting machine. In fact, other configurations may be used as the case may be, and the apparatus can be further stabilized during the lifting of the lift.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a portable machine of lifting, includes lifting mechanism and base (2), lifting mechanism is including lifting layer board (1), lifting frame (11), installation piece (12), slide bar (13), guide rail (14), push pedal (15) and hydraulic cylinder (16), its characterized in that: the lower side of the lifting rack (11) is provided with a base (2), the installation block (12) and the guide rail (14) are fixedly connected with the base (2), the lower side of the base (2) is provided with an assembly cavity (21), the assembly cavity (21) is rotationally connected with a lead screw (3), the lead screw (3) comprises a left lead screw (31) and a right lead screw (32) which are connected into a whole, the screw rotating directions of the left lead screw (31) and the right lead screw (32) are opposite, the left lead screw (31) and the right lead screw (32) are both in threaded connection with a movable sliding block (33), the lower side of the movable sliding block (33) is fixedly connected with a first round block (331), the lower side of the lead screw (3) is provided with a rectangular plate (4), the middle of the upper side of the rectangular plate (4) is fixedly connected with a second round block (41), and a push rod (42) is rotationally connected between the first round block (, four universal wheels (43) are evenly arranged on the lower side of the rectangular plate (4), a turntable (44) is rotatably connected to one side of the base (2), the turntable (44) is connected with the lead screw (3), the base (2) is provided with a dragging assembly, and the hydraulic oil cylinder (16) is connected with an external hydraulic control system.

2. A portable lift according to claim 1, wherein: drag the subassembly including connecting block (5), connecting block (5) upside is equipped with universal joint (51), universal joint (51) are connected with pull rod (52), pull rod (52) upside fixedly connected with draws handle (53).

3. A portable lift according to claim 2, wherein: the surface of the pull handle (53) is provided with a rubber sheath.

4. A portable lift according to claim 1, wherein: the rotary table (44) is uniformly connected with a plurality of rectangular strips (441).

5. A portable lift according to claim 1, wherein: and an anti-skid rubber pad is arranged on the lower side of the base (2).