CN219950416U

CN219950416U - Synchronous lifting frame structure

Info

Publication number: CN219950416U
Application number: CN202321451202.9U
Authority: CN
Inventors: 王腾越; 刘香玉
Original assignee: Suzhou Yuteng Machinery Co ltd
Current assignee: Suzhou Yuteng Machinery Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-11-03
Anticipated expiration: 2033-06-08

Abstract

The utility model relates to a synchronous lifting frame structure which comprises a lower frame, positioning support legs and universal wheels, wherein surrounding plates are arranged on the periphery of the lower frame, a speed reducing motor, a first driven chain wheel seat, a second driven chain wheel seat and a plurality of lifting shaft seats are arranged on the lower frame, a driving chain wheel is arranged at the driving end of the speed reducing motor, a lifting limiting assembly is arranged on one side of the speed reducing motor, the driving chain wheel, the first driven chain wheel seat, the second driven chain wheel seat and the lifting shaft seats are connected through synchronous belts, and lifting connecting plates are arranged on the lifting shaft seats. The beneficial effects of the utility model are as follows: the combined structure of the lower frame, the gear motor, the driving chain wheel, the first driven chain wheel seat, the second driven chain wheel seat and the lifting shaft seats is adopted, so that the lifting shaft seats synchronously ascend and descend, the transmission stability is high, the structure can be adapted to the bottoms of various devices, the number of the lifting shaft seats can be increased or reduced according to the volume of the devices, and the space of the devices is not occupied.

Description

Synchronous lifting frame structure

Technical Field

The utility model relates to the technical field of lifting frames, in particular to a synchronous lifting frame structure.

Background

The lifting frame is lifting mechanical equipment or a device of a platform or a semi-closed platform for carrying people or cargoes to lift on a vertical up-down channel, and the driving mode of the lifting frame is a straight arm type track lifting structure or a scissor type lifting structure or a chain wheel chain lifting structure, and is used for lifting the equipment and is convenient to install;

the existing elevators usually adopt sprocket chains as lifting mechanisms, lifting frames are installed on two sides of equipment to lift the equipment upwards in an integrally suspended mode, the chain is easy to break after aging in the long-time use process, the gravity center of the equipment is unstable, and the whole volume of the equipment is increased due to the lifting frames, and production space is occupied.

Disclosure of Invention

The purpose of the utility model is that: a synchronous lifting frame structure is provided to solve the above-mentioned problems in the background art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a synchronous lifting frame structure, includes frame, location stabilizer blade and universal wheel down, be equipped with the bounding wall around the frame down, be equipped with gear motor, first driven sprocket seat, second driven sprocket seat and a plurality of lift axle bed down in the frame, the gear motor drive end is equipped with driving sprocket, gear motor one side is equipped with the spacing subassembly of going up and down, driving sprocket first driven sprocket seat second driven sprocket seat and a plurality of be connected through the hold-in range between the lift axle bed, be equipped with the lifting connection board on the lift axle bed.

Preferably, the first driven chain wheel seat and the second driven chain wheel seat have the same structure, and an adjusting welding plate is arranged between the first driven chain wheel seat and the lower frame.

Preferably, the first driven sprocket seat comprises a sprocket fixing plate, an axle and a driven sprocket are arranged on the sprocket fixing plate, and an adjusting groove is further formed in the sprocket fixing plate.

Preferably, the lifting shaft seat comprises a supporting seat, a lifting screw is arranged in the supporting seat, and a T-shaped nut and a synchronous sprocket are sleeved on the lifting screw.

Preferably, the T-shaped nut is located at the upper end of the synchronous sprocket, and the T-shaped nut is fixedly connected with the lifting connecting plate.

Preferably, the lifting limiting assembly comprises a limiting vertical plate, wherein a lifting limiting switch and a descending limiting switch are arranged on the limiting vertical plate, and the lifting limiting switch and the descending limiting switch are all ohm dragon vertical type loop limiting switches.

The beneficial effects of the utility model are as follows: a synchronous lifting frame structure adopts a combined structure of a lower frame, a gear motor, a driving sprocket, a first driven sprocket seat, a second driven sprocket seat and a plurality of lifting shaft seats, so that the lifting shaft seats do synchronous lifting and descending motions, the transmission stability is high, the structure can be adapted to the bottoms of various devices, the number of the lifting shaft seats can be increased or reduced according to the volume of the devices, and the space of the devices is not occupied.

Drawings

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

FIG. 2 is a schematic diagram of a lifting shaft seat according to the present utility model;

fig. 3 is a schematic view of a first driven sprocket base according to the present utility model.

In the figure: the device comprises a lower frame, 2-positioning support legs, 3-universal wheels, 4-coaming plates, a 5-speed reducing motor, 6-first driven chain wheel seats, 61-chain wheel fixing plates, 62-wheel shafts, 63-driven chain wheels, 64-adjusting grooves, 7-second driven chain wheel seats, 8-lifting shaft seats, 81-supporting seats, 82-lifting screws, 83-T-shaped nuts, 84-synchronous chain wheels, 9-driving chain wheels, 10-lifting limiting assemblies, 101-limiting vertical plates, 102-lifting limiting switches, 103-descending limiting switches, 11-synchronous belts, 12-lifting connecting plates and 13-adjusting welding plates.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, a synchronous lifting frame structure comprises a lower frame 1, positioning support legs 2 and universal wheels 3, wherein surrounding plates 4 are arranged around the lower frame 1, a gear motor 5, a first driven chain wheel seat 6, a second driven chain wheel seat 7 and a plurality of lifting shaft seats 8 are arranged on the lower frame 1, the number of the lifting shaft seats 8 is at least 3, the gear motor 5 is a three-phase gear reducer, a driving chain wheel 9 is arranged at the driving end of the gear motor 5, the driving chain wheel 9 rotates after being driven by the gear motor 5, a lifting limiting assembly 10 is arranged on one side of the gear motor 5, the driving chain wheel 9, the first driven chain wheel seat 6, the second driven chain wheel seat 7 and the lifting shaft seats 8 are connected through synchronous belts 11, lifting connecting plates 12 are arranged on the lifting shaft seats 8, and lifting connecting plates 12 ascend and descend through the lifting shaft seats 8.

The first driven chain wheel seat 6 and the second driven chain wheel seat 7 have the same structure, an adjusting welding plate 13 is arranged between the first driven chain wheel seat 6 and the lower frame 1, and a plurality of screw holes are formed in the adjusting welding plate 13 and are used for fixing the driven chain wheel seat through the adjusting welding plate 13.

The first driven sprocket seat 6 comprises a sprocket fixing plate 61, an axle 62 and a driven sprocket 63 are arranged on the sprocket fixing plate 61, an adjusting groove 64 is further formed in the sprocket fixing plate 61, the synchronous belt 11 drives the driven sprocket 63 to rotate, and the installation position of the driven sprocket 63 can be adjusted through the adjusting groove 64.

The lifting shaft seat 8 comprises a supporting seat 81, a lifting screw 82 is arranged in the supporting seat 81, a T-shaped nut 83 and a synchronous sprocket 84 are sleeved on the lifting screw 82, the synchronous sprocket 84 is driven to rotate after being driven by the synchronous belt 11, and the lifting screw 82 rotates along with the synchronous sprocket 84, so that the lifting and descending actions of the lifting connecting plate 12 are realized.

The T-shaped nut 83 is positioned at the upper end of the synchronous sprocket 84, the T-shaped nut 83 rises or falls after rotating along with the lifting screw 82, and the T-shaped nut 83 is fixedly connected with the lifting connecting plate 12.

The lifting limiting assembly 10 comprises a limiting vertical plate 101, the limiting vertical plate 101 is fixed on the inner side of the lower frame 1, the height of the limiting vertical plate 101 is consistent with that of the lifting shaft seat 8, a lifting limiting switch 102 and a descending limiting switch 103 are arranged on the limiting vertical plate 101, the lifting limiting switch 102 and the descending limiting switch 103 are respectively arranged at the upper end and the lower end of the limiting vertical plate 101 and used for controlling the gear motor 5, limiting positions of lifting and descending of the lifting shaft seat 8 are limited, and the lifting limiting switch 102 and the descending limiting switch 103 are all ohm dragon upright type loop limiting switches.

This structure is installed in mechanical equipment bottom, provides power drive through gear motor 5, makes a plurality of lift axle 8 seat rise and descend motion in step to play the effect of speed reduction and increase moment of torsion through first driven sprocket seat 6, second driven sprocket seat 7, guarantee that a plurality of lift axle seats 8 transmission are stable.

The above examples are provided to further illustrate the utility model and do not limit the utility model to these specific embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be construed as being within the protection scope of the present utility model.

Claims

1. The utility model provides a synchronous lift frame structure, includes frame (1), location stabilizer blade (2) and universal wheel (3), its characterized in that down: the utility model discloses a gear rack is characterized by comprising a lower rack (1), bounding wall (4) are arranged around lower rack (1), be equipped with gear motor (5), first driven sprocket seat (6), second driven sprocket seat (7) and a plurality of lift axle bed (8) on lower rack (1), gear motor (5) drive end is equipped with driving sprocket (9), gear motor (5) one side is equipped with spacing subassembly (10) of going up and down, driving sprocket (9) first driven sprocket seat (6) second driven sprocket seat (7) and a plurality of be connected through hold-in range (11) between lift axle bed (8), be equipped with lift connecting plate (12) on lift axle bed (8).

2. A synchronous lifting frame structure as claimed in claim 1, wherein: the first driven chain wheel seat (6) and the second driven chain wheel seat (7) have the same structure, and an adjusting welding plate (13) is arranged between the first driven chain wheel seat (6) and the lower frame (1).

3. A synchronous lifting frame structure as claimed in claim 1, wherein: the first driven sprocket seat (6) comprises a sprocket fixing plate (61), an axle (62) and a driven sprocket (63) are arranged on the sprocket fixing plate (61), and an adjusting groove (64) is further formed in the sprocket fixing plate (61).

4. A synchronous lifting frame structure as claimed in claim 1, wherein: the lifting shaft seat (8) comprises a supporting seat (81), a lifting screw (82) is arranged in the supporting seat (81), and a T-shaped nut (83) and a synchronous sprocket (84) are sleeved on the lifting screw (82).

5. The synchronized lifting frame structure of claim 4, wherein: the T-shaped nut (83) is positioned at the upper end of the synchronous sprocket (84), and the T-shaped nut (83) is fixedly connected with the lifting connecting plate (12).

6. A synchronous lifting frame structure as claimed in claim 1, wherein: the lifting limiting assembly (10) comprises a limiting vertical plate (101), wherein a lifting limiting switch (102) and a descending limiting switch (103) are arranged on the limiting vertical plate (101), and the lifting limiting switch (102) and the descending limiting switch (103) are all ohm dragon vertical type loop limiting switches.