CN219194353U

CN219194353U - Heavy-load electric lifter

Info

Publication number: CN219194353U
Application number: CN202223555025.7U
Authority: CN
Inventors: 钱波; 缪楠根
Original assignee: Lilai Automation Technology Suzhou Co ltd
Current assignee: Lilai Automation Technology Suzhou Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a heavy-duty electric lifter, which comprises a supporting frame, wherein a driving piece is arranged on the supporting frame, the driving piece comprises a driving motor and a rotating shaft connected to the driving motor, at least two driving chain wheels are arranged on the rotating shaft, a driving chain is connected to the driving chain wheels, the driving chain is also connected with driven chain wheels, the driven chain wheels are arranged on a transmission shaft, the driven chain wheels are linked with the transmission shaft, cranks are arranged at two ends of the transmission shaft, the cranks are linked with the transmission shaft, the movable end of each crank is connected to a lifting frame, and an objective table is arranged on the lifting frame; the crank drives the lifting frame to move when rotating, so that the lifting function of the objective table is realized, and the machine can be lifted to any height in the shortest time through the matching of the servo motor and the meshing transmission; and the plurality of groups of cranks are held, so that the machine can not deviate and turn over during working, the cargo is stable, especially the heavy cargo is loaded, and the safety of personnel, cargoes and equipment is ensured.

Description

Heavy-load electric lifter

Technical Field

The utility model relates to the technical field of transportation of rotating platforms, in particular to a heavy-duty electric lifter.

Background

A hoist is a crane capable of vertically transporting people or objects, and also refers to a device for vertical transportation in a logistics system such as a factory, an automatic warehouse and the like, and a plurality of flat plate transportation devices are usually installed on the hoist, lifting equipment is usually driven by hydraulic power, because hydraulic power is strong, and heavier objects can be lifted, however, the current hydraulic power has the following problems: 1. the transmission efficiency is relatively low, 2, the volume and the mass of necessary additional equipment are relatively large, the structure is complex, the manufacturing cost is high, and the maintenance difficulty is high; 3. the oil stain is easy to store, and the method is not suitable for working occasions with high requirements on sanitary conditions; 4. the hydraulic components are noisy and environmentally polluting during operation, so that it is necessary to provide another lifting device to overcome the above problems.

Disclosure of Invention

The utility model aims to provide a heavy-duty electric lifter, which solves the problems of large volume and easy pollution of a hydraulic system of the existing lifting equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heavy-duty electric lifter which comprises a supporting frame, wherein a driving piece is arranged on the supporting frame and comprises a driving motor and a rotating shaft connected to the driving motor, at least two driving chain wheels are arranged on the rotating shaft, a driving chain is connected to the driving chain wheels and meshed with driven chain wheels, the driven chain wheels are arranged on a transmission shaft, the driven chain wheels are linked with the transmission shaft, cranks are arranged at two ends of the transmission shaft and are linked with the transmission shaft, the movable end of each crank is connected to a lifting frame, and an objective table is arranged on the lifting frame.

Preferably, the limiting mechanism comprises a hydraulic cylinder and a fixed ring, the two sides of the driving piece are also provided with upright posts, the lifting frame is further provided with limiting blocks, and the limiting blocks are arranged on the upright posts in a sliding manner.

Preferably, a plurality of conveying roller tables are arranged on the objective table.

Preferably, a safety device is provided on the side of the stage, the safety device comprising a sensor, a processor, a locking element and an alarm.

Preferably, the support frame is further provided with a plurality of bearing seats, and the transmission shaft penetrates through the bearing seats and then is connected with the crank.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the heavy-duty electric lifter comprises a supporting frame, wherein a driving piece is arranged on the supporting frame and comprises a driving motor and a rotating shaft connected to the driving motor, at least two driving chain wheels are arranged on the rotating shaft, a driving chain is connected to the driving chain wheels, the driving chain wheels are meshed with driven chain wheels for transmission, the driven chain wheels are arranged on a transmission shaft, the driven chain wheels are linked with the transmission shaft, cranks are arranged at two ends of the transmission shaft and are linked with the transmission shaft, movable ends of the cranks are connected to a lifting frame, an objective table is arranged on the lifting frame, the driving piece drives the driving chain wheels to rotate, the driven chain wheels drive the transmission shaft to rotate when the driving chain wheels rotate, the crank is driven to rotate when the rotating shaft rotates, the lifting frame is pushed to move when the crank rotates, so that the lifting function of the objective table is realized, and the machine can be lifted to any height in the shortest time through the matching of the servo motor and the meshed transmission; and the plurality of groups of cranks are held, so that the machine can not deviate and turn over during working, the cargo is stable, especially the heavy cargo is loaded, and the safety of personnel, cargoes and equipment is ensured.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:

FIG. 1 is a schematic view of the construction of a preferred embodiment of the present utility model;

FIG. 2 is a schematic side elevational view of a preferred embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the preferred embodiment of the present utility model with the lifting frame removed;

fig. 4 is a schematic view of another view of the preferred embodiment of the present utility model with the lifting frame removed.

Wherein reference numerals are as follows:

1. a support frame;

2. a driving motor; 3. a rotating shaft; 4. a drive sprocket; 5. a drive chain; 6. a driven sprocket; 7. a crank; 8. lifting the frame; 9. an objective table; 10. a conveying roller way;

11. a column; 12. a limiting block; 13. a transmission shaft; 14. and a bearing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 and 2, this example includes braced frame 1, be provided with the driving piece on braced frame 1, the driving piece includes driving motor 2 and the pivot 3 of connection on driving motor 2, driving motor 2 drives pivot 3 and rotates, set up two at least drive sprocket 4 on the pivot 3, drive sprocket 4 rotates along with pivot 3, be connected with drive chain 5 on the drive sprocket 4, drive chain 5 still meshes with driven sprocket 6 and carries out the transmission, drive sprocket 4 passes through drive chain 5 and drives driven sprocket 6 and rotate, driven sprocket 6 sets up on transmission shaft 13, driven sprocket 6 links with the transmission shaft, driven sprocket 6 drives transmission shaft 13 and rotates, the both ends of transmission shaft 13 are provided with crank 7, crank 7 links with the transmission shaft mutually, when transmission shaft 13 rotates, crank 7 rotates along with it, the expansion end of crank 7 is connected on lifting frame 8, and then jack-up lifting frame 8 is provided with objective table 9, objective table 9 promotes along with it is provided with many conveying roller tables 10 on objective table 9, conveying roller table 10 starts the transportation after objective table 9 rises and accomplishes the completion, will place article one side of 9 transport roller table, manual handling time has been saved.

As shown in fig. 3 and 4, the supporting frame 1 is further provided with a plurality of bearing seats, two corresponding bearing seats of each transmission shaft 13, two ends of each transmission shaft 13 respectively pass through the bearing seats and then are connected with the crank 7, and the bearing seats are used for guaranteeing rotation of the transmission shafts, so that the transmission shafts are arranged behind the bearing seats and then are connected with the crank 7, and further, the rotation of the transmission shafts is guaranteed to be supported.

The two sides of the driving piece are also provided with the upright posts, the lifting frame 8 is also provided with the limiting blocks, the limiting blocks are arranged on the upright posts in a sliding manner, the limiting blocks are connected to the lifting frame 8, the limiting blocks rise within the limiting range of the upright posts along with the lifting frame 8, the lifting path of the lifting frame 8 can be limited by the use of the upright posts and the limiting blocks, the lifting frame 8 is ensured not to deviate when being lifted, and the limiting blocks are made of polyurethane materials when being particularly used, so that the heavy-load electric lifter has the advantages of wear resistance, sound insulation, shock resistance and good lubricity, and does not need grease lubrication.

The side of objective table 9 is provided with safety device, and safety device includes sensor, treater, locking spare and alarm, and sensor and alarm are installed around the cargo table, and the treater is connected with locking device and driving motor 2, and when the inductor sensed objective table 9 bearing exceeded its safe threshold value, just can start the operation that the locking device stopped driving motor 2 to emit audible and visual alarm through the alarm.

When the device works specifically, an object is placed on a conveying roller way 10 of an object stage 9, then a driving motor 2 acts to drive a crank 7 to act to drive a lifting frame to lift, a limiting block moves on a stand column during lifting, after lifting is completed, the conveying roller way 10 acts to transport the product to the edge of the object stage 9, and a limiting device and four sets of cranks 7 are used for holding, so that the device can not deviate and turn over during working, carry goods stably, and particularly, the load of heavy goods can still keep stable lifting and constant lifting speed under the pressure of up to 5 tons; the safety device is arranged, when the load exceeds the safety threshold, the equipment can be locked, and an audible and visual alarm can be sent out, so that the safety of personnel, goods and equipment is ensured.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a heavy load electric elevator, includes braced frame, a serial communication port, be provided with the driving piece on the braced frame, the driving piece includes driving motor and connects the pivot on driving motor, set up two at least drive sprocket in the pivot, be connected with drive chain on the drive sprocket, drive chain still meshes with driven sprocket mutually, driven sprocket sets up on the transmission shaft, driven sprocket links mutually with the transmission shaft, the both ends of transmission shaft are provided with the crank, the crank links mutually with the transmission shaft, the cranked loose end is connected on lifting frame, the last objective table that is provided with of lifting frame.

2. The heavy-duty electric lift of claim 1 wherein: the two sides of the driving piece are also provided with upright posts, the lifting frame is also provided with limiting blocks, and the limiting blocks are arranged on the upright posts in a sliding manner.

3. The heavy-duty electric lift of claim 1 wherein: and a plurality of conveying roller tables are arranged on the objective table.

4. The heavy-duty electric lift of claim 1 wherein: the side of objective table is provided with safety device, safety device includes sensor, treater, locking piece and alarm.

5. The heavy-duty electric lift of claim 1 wherein: the supporting frame is also provided with a plurality of bearing seats, and the transmission shaft penetrates through the bearing seats and is connected with the crank.