CN218708823U

CN218708823U - Multistage lifting system

Info

Publication number: CN218708823U
Application number: CN202222448796.XU
Authority: CN
Inventors: 李兴; 聂少钦; 冯巧妮; 周昱明; 曹多美
Original assignee: Shandong Daye Intelligent Equipment Co ltd
Current assignee: Shandong Daye Intelligent Equipment Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-24
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a multistage operating system relates to elevating system technical field, its technical essential: the lifting device comprises a base, wherein a square column-shaped first section is arranged at the top of the base, a second section is connected in the first section in a sliding manner, a plurality of movable sections are sequentially connected in the second section in a sliding manner, a lifting seat is arranged above the base through a telescopic mechanism and is fixedly connected with the inside of the second section, the side walls of the second section and the two sides of each movable section are rotatably connected with gears, racks are arranged on the side walls of the first section, the second section and each movable section, the gear of the second section is meshed with the rack of the first section and the rack of the adjacent movable section, and the gear of each movable section is meshed with the racks of the two adjacent movable sections; the utility model discloses only use single drive arrangement, practice thrift the cost, the control of being convenient for.

Description

Multistage lifting system

Technical Field

The utility model belongs to the technical field of elevating system technique and specifically relates to a multistage operating system is related to.

Background

The lifting mechanism is a device capable of being used for lifting objects, is widely applied to various storage, logistics, automobile repair and production fields, is various in types, and meets different use requirements. At present, a multi-stage lifting mechanism has appeared, and the multi-stage lifting mechanism has the characteristics of small occupied space and large telescopic range. For example, a multi-stage displacement adjustable hydraulic lifting mechanism with the prior application number of cn202011276860.x.

However, the existing multi-stage lifting mechanism has some defects; firstly, the used driving devices are more, the cost is higher, and the integral control is inconvenient; secondly, the positioning is not accurate enough, and the device is not convenient to use in a scene needing precision; finally, the number of stages cannot be increased or decreased, and the adjustment cannot be carried out according to the actual scene.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage operating system only uses single drive arrangement, practices thrift the cost, the control of being convenient for.

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

the utility model provides a multistage operating system, includes the base, the base top is equipped with the first festival of square column shape, sliding connection has the second festival in the first festival, sliding connection has a plurality of movable joints in proper order in the second festival, the base top is equipped with the seat that goes up and down through telescopic machanism, go up and down seat and the inside fixed connection of second festival, the both sides lateral wall swivelling joint of second festival and each movable joint has the gear, first festival, second festival and each movable joint lateral wall are equipped with the rack, the gear of second festival meshes with the rack of first festival and the rack of close movable joint mutually, each the gear of movable joint meshes with the rack of two adjacent movable joints mutually.

By adopting the scheme, when the system needs to be extended, the telescopic mechanism extends to drive the lifting seat to extend, so that the second section is driven to ascend, meanwhile, the gear of the second section ascends, as the gear of the second section is meshed with the gear rack of the first section, the gear rotates, so that the gear racks of adjacent movable sections (hereinafter referred to as a third section, and the movable sections which may be arranged later are sequentially referred to as a fifth section, a sixth section and the like) are driven to ascend, and as the gear of the third section ascends, as the gear rack of the second section is meshed with the gear of the third section, the gear rotates, so that the fourth section is driven to ascend; the fifth section, the sixth section and the like which possibly exist later also ascend according to the principle to complete the extension of the multi-stage lifting mechanism; when the system needs to be contracted, the telescopic mechanism is contracted, and the contraction of the multi-stage lifting mechanism can be completed according to the principle; the utility model discloses only use single drive arrangement, practice thrift the cost, the control of being convenient for.

Preferably, the telescopic mechanism comprises a driving mechanism and a lifting screw rod, the lifting screw rod is rotatably connected with the base, the base is in driving connection with the lifting screw rod through the driving mechanism, and the lifting screw rod is in threaded connection with a lifting seat.

Preferably, actuating mechanism is including the servo motor who locates the base top, the servo motor drive is equipped with driving pulley, driving pulley is connected with driven pulley through the hold-in range drive, driven pulley and base swivelling joint, the driven pulley top is connected with the lift lead screw.

Preferably, the servo motor is connected with the driving belt wheel through a speed reducer.

Preferably, the middle part of the base is provided with a movable groove, and the driving belt wheel and the driven belt wheel are both positioned in the movable groove.

Preferably, the second section and the side walls of the two sides of each movable section are provided with mounting holes, and the gear is rotatably arranged in the mounting holes.

Preferably, the top of the movable joint at the top end is provided with a connecting flange.

Preferably, the first section, the second section and each movable section are connected through a sliding rail.

The utility model discloses following beneficial effect has:

1. when the system needs to be extended, the telescopic mechanism extends to drive the lifting seat to extend, so that the second section is driven to ascend, meanwhile, the gear of the second section ascends, as the gear of the second section is meshed with the gear of the first section, the gear rotates, so that the gear of a nearby movable section (hereinafter, referred to as a third section, and the movable sections which may be arranged later are sequentially referred to as a fifth section, a sixth section and the like) is driven to ascend, meanwhile, the gear of the third section ascends, as the gear of the second section is meshed with the gear of the third section, the gear rotates, so that the fourth section is driven to ascend; the fifth section, the sixth section and the like which possibly exist later also rise according to the principle, and the extension of the multi-stage lifting mechanism is completed; when the system needs to be contracted, the telescopic mechanism is contracted, and the contraction of the multi-stage lifting mechanism can be completed according to the principle; the utility model only uses a single driving device, thereby saving the cost and being convenient for control;

2. the system can be lifted in multiple stages, the number of movable joints is not limited, the number of stages can be increased or decreased at will, and the number of stages can be set according to actual needs;

3. the gear and the rack are in matched transmission, so that the transmission is stable; the servo motor and the speed reducer control lifting, lifting and positioning are accurate, and lifting of large-range loads can be realized;

4. the whole parts are fewer, and the installation is convenient; the occupied space is small, the lifting range is large, and the transportation is convenient.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic top view of the single-side sliding connection according to the embodiment of the present invention;

fig. 3 is a schematic view of a rack-and-pinion connection according to an embodiment of the present invention.

In the figure: 1. a base; 2. a first section; 3. a second section; 4. a movable section; 51. a lifting screw rod; 52. a servo motor; 53. a speed reducer; 54. a driving pulley; 55. a driven pulley; 56. a synchronous belt; 6. a lifting seat; 7. a gear; 8. a rack; 9. a movable groove; 11. a connecting flange; 12. a slide rail.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A multi-stage lifting system is shown in figures 1-3 and comprises a base 1, wherein a square-column-shaped first section 2 is arranged at the top of the base 1, a second section 3 is connected in the first section 2 in a sliding manner, a plurality of movable sections 4 are sequentially connected in the second section 3 in a sliding manner, a lifting seat 6 is arranged above the base 1 through a telescopic mechanism, the lifting seat 6 is fixedly connected with the inside of the second section 3, gears 7 are rotatably connected to the side walls of the second section 3 and the two sides of each movable section 4, racks 8 are arranged on the side walls of the first section 2, the second section 3 and each movable section 4, the gear 7 of the second section 3 is meshed with the rack 8 of the first section 2 and the rack 8 of the adjacent movable section 4, and the gear 7 of each movable section 4 is meshed with the racks 8 of the adjacent two movable sections 4;

as shown in fig. 1-3, when the system needs to be extended, the telescopic mechanism extends to drive the lifting seat 6 to extend, so as to drive the second section 3 to ascend, and simultaneously the gear 7 of the second section 3 ascends, because the gear 7 of the second section 3 is meshed with the rack 8 of the first section 2, the gear 7 rotates, so as to drive the rack 8 of the adjacent movable section 4 (hereinafter referred to as the third section, and the movable section 4 which may be provided later is sequentially referred to as the fifth section, the sixth section, etc.) to ascend, and simultaneously the gear 7 of the third section ascends, because the rack 8 of the second section 3 is meshed with the gear 7 of the third section, the gear 7 rotates, so as to drive the fourth section to ascend; the fifth section, the sixth section and the like which possibly exist later also ascend according to the principle to complete the extension of the multi-stage lifting mechanism; when the system needs to be contracted, the telescopic mechanism is contracted, and the contraction of the multi-stage lifting mechanism can be completed according to the principle; the utility model discloses only use single drive arrangement, practice thrift the cost, the control of being convenient for.

As shown in fig. 1, the telescopic mechanism comprises a driving mechanism and a lifting screw rod 51, the lifting screw rod 51 is rotatably connected with the base 1, the base 1 is in driving connection with the lifting screw rod 51 through the driving mechanism, and the lifting screw rod 51 is in threaded connection with the lifting base 6; the screw thread of the screw rod rotates positively and negatively so as to drive the lifting seat 6 to lift, and the lifting positioning is accurate.

As shown in fig. 1, the driving mechanism includes a servo motor 52 disposed above the base 1, the servo motor 52 is provided with a driving pulley 54, the driving pulley 54 is connected with a driven pulley 55 through a synchronous belt 56, the driven pulley 55 is rotatably connected with the base 1, and the top of the driven pulley 55 is connected with the lifting screw 51; the servo motor 52 drives the driving belt wheel 54 to rotate, the synchronous belt 56 drives the driven belt wheel 55 to rotate, the lifting screw rod 51 is driven to rotate, and the servo motor 52 is accurate in control and accurate in positioning.

As shown in fig. 1, the servo motor 52 is connected to the driving pulley 54 through a speed reducer 53, and the speed reducer 53 is provided to facilitate speed adjustment and increase the load range.

As shown in fig. 1, the middle part of the base 1 is provided with a movable groove 9, and the driving pulley 54 and the driven pulley 55 are both positioned in the movable groove 9; the movable groove 9 provides a movable space for the driving belt wheel 54 and the driven belt wheel 55, so that the space is saved, and the integration degree is high.

As shown in fig. 2-3, mounting holes are formed in the side walls of the second section 3 and the two sides of each movable section 4, and the gear 7 is rotatably arranged in the mounting holes; the convenient gear 7 is meshed with the racks 8 of two adjacent movable joints 4.

As shown in fig. 1-2, the top of the movable joint 4 at the top end is provided with a connecting flange 11, which facilitates the stable connection of the system and the lifted component.

As shown in fig. 2, the first section 2, the second section 3 and each movable section 4 are connected by a slide rail 12, and the slide rail 12 provides a limit, so that the slide connection is more stable, and the stability of the movement between the movable sections 4 is improved.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are all covered in the protection scope of the present invention.

Claims

1. A multi-stage lifting system comprises a base (1), and is characterized in that: the utility model discloses a solar energy storage battery, including base (1), sliding connection have second festival (3) in first festival (2), sliding connection has a plurality of movable festival (4) in proper order in second festival (3), base (1) top is equipped with lift seat (6) through telescopic machanism, lift seat (6) and the inside fixed connection of second festival (3), the both sides lateral wall swivelling joint of second festival (3) and each movable festival (4) has gear (7), first festival (2), second festival (3) and each movable festival (4) lateral wall are equipped with rack (8), gear (7) of second festival (3) and rack (8) the meshing of rack (8) of first festival (2) and close movable festival (4), each the gear (7) of movable festival (4) and the rack (8) of two adjacent movable festival (4) mesh mutually.

2. A multi-stage lift system according to claim 1, wherein: the telescopic mechanism comprises a driving mechanism and a lifting screw rod (51), the lifting screw rod (51) is rotatably connected with the base (1), the base (1) is in driving connection with the lifting screw rod (51) through the driving mechanism, and the lifting screw rod (51) is in threaded connection with a lifting seat (6).

3. A multi-stage lift system according to claim 2, wherein: actuating mechanism is including locating servo motor (52) above base (1), servo motor (52) drive is equipped with driving pulley (54), driving pulley (54) are connected with driven pulley (55) through hold-in range (56) drive, driven pulley (55) and base (1) swivelling joint, driven pulley (55) top is connected with lift lead screw (51).

4. A multi-stage lift system according to claim 3, wherein: the servo motor (52) is connected with a driving belt wheel (54) through a speed reducer (53).

5. The multi-stage lift system of claim 4, wherein: a movable groove (9) is formed in the middle of the base (1), and the driving belt wheel (54) and the driven belt wheel (55) are both located in the movable groove (9).

6. A multi-stage lift system according to claim 1, wherein: mounting holes are formed in the side walls of the two sides of the second section (3) and the movable sections (4), and the gear (7) is rotatably arranged in the mounting holes.

7. A multi-stage lifting system according to claim 1, wherein: the top of the movable joint (4) at the top end is provided with a connecting flange (11).

8. A multi-stage lift system according to claim 1, wherein: the first section (2), the second section (3) and each movable section (4) are connected through a sliding rail (12).