CN220564245U

CN220564245U - Multifunctional self-lifting mechanism

Info

Publication number: CN220564245U
Application number: CN202321935422.9U
Authority: CN
Inventors: 王欣欣; 杨生林
Original assignee: Jiangsu Haorui Wenhe Machinery Technology Co ltd
Current assignee: Jiangsu Haorui Wenhe Machinery Technology Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-03-08
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a multifunctional self-lifting mechanism which comprises a base, wherein a limiting groove is formed in the base, a rolling groove is formed in one side of the inside of the limiting groove, the transmission lifting mechanism comprises a transmission motor, a rotating shaft is fixedly connected to a transmission shaft of the transmission motor, a connecting column is arranged on the rotating shaft, a support column is fixedly connected to the lower portion of the connecting column, a limiting pulley is rotatably connected to the support column, two ends of the connecting column are rotatably connected with a scissor fork expansion bracket, a lifting table is arranged above the support slider, a transmission frame is arranged on one side of the protective rail, the bottom of the transmission frame is rotatably connected with the lifting table, and a rolling shaft I is arranged in the transmission frame. The utility model has the following effects: through the rotation connection of drive frame and elevating platform, when placing the object that needs to go up and down at the elevating platform, rotate the drive frame, place drive frame one end subaerial, through the cooperation of drive frame and roll axis one, realize that the object that goes up and down slides through the drive frame, greatly reduced the degree of difficulty that the object was placed before going up and down.

Description

Multifunctional self-lifting mechanism

Technical Field

The utility model relates to the technical field of lifting mechanisms, in particular to a multifunctional self-lifting mechanism.

Background

A lifting mechanism, a mechanical device for lifting or lowering an object from one location to another, may be used in a variety of applications. There are many kinds of lifting mechanisms, and the types of lifting mechanisms are divided into: scissor type, telescopic type, folding arm type, telescopic arm type and the like, and when different lifting mechanisms are selected, factors such as application occasions, lifting weight, height, running speed and precision, reliability, maintainability and service life of the machine and the like need to be considered. The existing lifting mechanism has single function when in use, before lifting an object, the object needs to be lifted and then placed on a lifting table of the lifting device, and when the object with larger volume and mass is faced, the placing process is difficult and the manpower consumption is huge; and when the lifting mechanism is used for conveying workers to a high place for maintenance, tools or parts detached for maintenance are replaced, so that the lifting mechanism is required to lift for a plurality of times, and the efficiency of the worker operation is reduced due to frequent lifting.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a multifunctional self-lifting mechanism to overcome the technical problems in the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the multifunctional self-lifting mechanism is characterized by comprising a base, wherein a limit groove is formed in the base, a rolling groove is formed in one side of the inside of the limit groove, and a transmission lifting mechanism is arranged above the base; the transmission elevating system includes driving motor, fixedly connected with rotation axis on the driving motor transmission shaft, the rotation axis surface is equipped with the transmission screw thread, be equipped with the spliced pole on the rotation axis, it has the screw hole to open on the spliced pole, the rotation axis passes through the screw hole spliced pole, screw hole internal thread cooperatees with rotation axis surface transmission screw thread, spliced pole below fixedly connected with support column, rotate on the support column and be connected with spacing pulley, spacing pulley installs in the rolling groove, spliced pole both ends rotate and are connected with and cut the fork expansion bracket, cut the fork expansion bracket other end and rotate and be connected with the supporting shoe, the supporting shoe top is equipped with the elevating platform, it has the sliding tray to open to go up and down the top of platform bottom supporting shoe, fixed mounting has the rail guard on the elevating platform, rail guard one side is equipped with the drive frame, the drive frame bottom rotates and connects the elevating platform, be equipped with the rolling axle in the drive frame.

Further, in order to realize that the tool or the part does not need to be frequently lifted when being replaced, a support shaft is fixedly connected to two vertical rods of the protective fence, a winding reel is rotatably connected to the support shaft, one end of the winding reel is fixedly connected with a bevel gear I, a rolling shaft II is rotatably arranged on a transverse rod on one side of the protective fence, one end of the rolling shaft II is fixedly connected with a hand-operated rod, the other end of the rolling shaft II is fixedly connected with a bevel gear II, the bevel gear I is meshed with the bevel gear II, a steel wire rope is wound on the winding reel, and the other end of the steel wire rope is fixedly connected with a lifting plate; the winding and unwinding of the winding reel to the steel wire rope is realized by rotating the hand-operated rod, and the winding and unwinding of the steel wire rope drives the lifting plate to move up and down.

Further, in order to realize that the connecting column better drives the scissors fork expansion bracket to move, two connecting columns are arranged on the rotating shaft, and threads in two threaded holes on the two connecting columns are opposite.

Further, in order to realize that the base drives the lifting mechanism to integrally move, the bottom of the base is rotatably provided with a movable pulley.

Further, in order to realize the stability of driving motor during operation, fixed mounting has the motor support between driving motor and the base.

Further, in order to realize detachable connection between the transmission frame and the protective guard, a mounting clamping groove is formed in one side surface of the transmission frame, and the mounting clamping groove is matched with one side tail end of the protective guard.

Further, in order to realize the push-pull movement of the lifting mechanism, push-pull handles are fixedly connected to two sides of the base.

The beneficial effects of the utility model are as follows:

1. through the rotation connection of drive frame and elevating platform, when placing the object that needs to go up and down at the elevating platform, rotate the drive frame, place drive frame one end subaerial, through the cooperation of drive frame and roll axis one, realize that the object that goes up and down slides through the drive frame to elevating platform top, need not to consume a large amount of manpowers and lift, greatly reduced the degree of difficulty that the object was placed before going up and down.

2. Through the meshing connection of bevel gear one and bevel gear two, rotate the hand lever, roll axis two and drive the reel and rotate, wire rope on the reel receive and releases the line and drive the lifter plate and reciprocate, realizes placing the part that small-size instrument or maintenance were dismantled on the lifter plate and changes, has avoided elevating system's frequent lift, promotes the efficiency of maintenance operation.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the external surface structure of a multi-functional self-elevating mechanism according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of A in a multi-functional self-elevating mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a multi-functional jack-up mechanism according to an embodiment of the present utility model after retraction;

FIG. 4 is a schematic bottom view of a multi-functional self-elevating mechanism according to an embodiment of the present utility model;

fig. 5 is a schematic perspective view of a multifunctional self-elevating mechanism according to an embodiment of the present utility model.

In the figure:

1. a base; 2. a limit groove; 3. a rolling groove; 4. a drive motor; 5. a rotation shaft; 6. a drive screw; 7. a connecting column; 8. a threaded hole; 9. a support column; 10. a limit pulley; 11. a scissors fork expansion bracket; 12. a support slider; 13. a sliding groove; 14. a lifting table; 15. a guard rail; 16. a transmission frame; 17. a rolling shaft I; 18. a support shaft; 19. a spool; 20. bevel gears I; 21. a rolling shaft II; 22. a hand rocker; 23. bevel gears II; 24. a wire rope; 25. a lifting plate; 26. a moving pulley; 27. a motor bracket; 28. installing a clamping groove; 29. push-pull handle.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-5, the present utility model provides a technical solution: a multifunctional self-elevating mechanism comprises a metal base 1, two limiting grooves 2 are formed in the upper surface of the base 1 in a penetrating manner, and a rolling groove 3 is formed in one side of the inner part of each limiting groove 2; a transmission motor 4 is arranged above the base 1, a rotating shaft 5 is fixedly connected to a transmission shaft of the transmission motor 4, transmission threads 6 are arranged on the surface of the rotating shaft 5, two connecting columns 7 are connected to the rotating shaft 5 in a penetrating manner, threaded holes 8 are formed in the connecting columns 7, the rotating shaft 5 is arranged on the connecting columns 7 through the threaded holes 8, and internal threads of the two threaded holes 8 are opposite; a support column 9 is fixedly connected below the connecting column 7, one end of the support column 9 is installed in the limit groove 2, a limit pulley 10 is rotationally connected to the support column 9, and one side of the limit pulley 10 is installed in the rolling groove 3 in a rolling way; the two ends of the connecting column 7 are rotationally connected with a scissor telescopic frame 11, the other end of the scissor telescopic frame 11 is rotationally connected with a supporting slide block 12, a lifting table 14 is slidingly connected above the supporting slide block 12, a sliding groove 13 is formed in the upper part of the supporting slide block 12 on the lower surface of the lifting table 14, one end of the supporting slide block 12 is installed in the sliding groove 13, a protective guard 15 is fixedly installed above the lifting table 14, one side of the protective guard 15 is provided with a transmission frame 16, one side surface of the transmission frame 16 is provided with an installation clamping groove 28, one end of one side of the protective guard 15 is connected with the transmission frame 16 through the installation clamping groove 28, a plurality of rolling shafts 17 are rotationally connected on the transmission frame 16, the bottom of the transmission frame 16 is rotationally connected with two sides of the lifting table 14, and one end of the transmission frame 16 drives the rolling shafts 17 to be dismounted and overturned on the lifting table 14.

Referring to fig. 1-5, a supporting shaft 18 is fixedly connected to two vertical rods at one side of a guard rail 15, a winding reel 19 is rotatably mounted on the supporting shaft 18, one end of the winding reel 19 is fixedly connected with a first bevel gear 20, a second rolling shaft 21 is rotatably connected to a transverse rod of the guard rail 15, one end of the second rolling shaft 21 is fixedly connected with a hand-operated rod 22, the other end of the second rolling shaft is fixedly connected with a second bevel gear 23, the first bevel gear 20 is in meshed connection with the second bevel gear 23, the second rolling shaft 21 drives the winding reel 19 to rotate by rotating a hand-operated rod 22, two steel wire ropes 24 are wound on the winding reel 19, and the other end of the steel wire rope 24 is fixedly connected with a lifting plate 25; the movable pulley 26 is rotatably arranged below the base 1 to realize the movement of the lifting mechanism, the motor bracket 27 is fixedly arranged below the transmission motor 4 to realize the stability of the transmission motor 4 during operation, and the push-pull handle 29 is fixedly arranged on one side of the base 1 to realize the push-pull movement of the lifting mechanism.

Working principle: after pushing the lifting mechanism to a lifting place through a push-pull handle 29, separating one end of a protective fence 15 from a mounting clamping groove 28 on a transmission frame 16, rotating the transmission frame 16, placing one end of the transmission frame 16 on the ground, sliding an object to be lifted onto a lifting table 14 through a rolling shaft I17 on the transmission frame 16 by an operator, installing the transmission frame 16 on the protective fence 15, starting a transmission motor 4, driving a rotating shaft 5 to rotate by the transmission motor 4, driving the rotating shaft 5 to be matched with internal threads on a connecting column 7 through transmission threads 6 on the surface, continuously changing the distance between the two connecting columns 7, driving a scissor telescopic frame 11 to stretch upwards, driving the other end of the scissor telescopic frame 11 to drive a supporting sliding block 12 to move upwards and move in a sliding groove 13, and driving the lifting table 14 to move upwards by the supporting sliding block 12, so as to realize that the operator and the object to be lifted by the lifting mechanism are driven, and the lifting table 14 is controlled to descend when the motor is controlled to rotate reversely; when workers need to replace tools and parts under the transmission mechanism frequently when working on the lifting table 14, the hand lever 22 on the protective guard 15 is rotated, the rolling shaft II 21 drives the bevel gear II 23 to rotate, the bevel gear II 23 drives the bevel gear I20 and the winding reel 19 to rotate, and the winding reel 19 rotates to enable the wire rope 24 to be wound and unwound, so that the lifting plate 25 is driven to move up and down.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The multifunctional self-lifting mechanism is characterized by comprising a base (1), wherein a limit groove (2) is formed in the base (1), a rolling groove (3) is formed in one side of the inside of the limit groove (2), and a transmission lifting mechanism is arranged above the base (1);

the transmission lifting mechanism comprises a transmission motor (4), a rotating shaft (5) is fixedly connected to a transmission shaft of the transmission motor (4), transmission threads (6) are arranged on the surface of the rotating shaft (5), a connecting column (7) is arranged on the rotating shaft (5), a threaded hole (8) is formed in the connecting column (7), the rotating shaft (5) is connected with the connecting column (7) through the threaded hole (8), internal threads of the threaded hole (8) are matched with the transmission threads (6) on the surface of the rotating shaft (5), a supporting column (9) is fixedly connected to the lower portion of the connecting column (7), a limiting pulley (10) is rotatably connected to the supporting column (9), a shearing fork telescopic frame (11) is rotatably connected to the two ends of the connecting column (7), a supporting slider (12) is rotatably connected to the other end of the shearing fork telescopic frame, a lifting table (14) is arranged above the supporting slider (12), a sliding groove (13) is formed in the upper portion of the bottom supporting slider (12), a lifting table (14) is fixedly connected to the bottom of the lifting table (14), a protection fence (16) is fixedly arranged on one side of the lifting protection frame (16), a rolling shaft I (17) is arranged in the transmission frame (16).

2. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: the novel protective fence is characterized in that a supporting shaft (18) is fixedly connected to two vertical rods of the protective fence (15), a winding reel (19) is rotationally connected to the supporting shaft (18), a bevel gear I (20) is fixedly connected to one end of the winding reel (19), a rolling shaft II (21) is rotationally arranged on one lateral rod of the protective fence (15), a hand-operated rod (22) is fixedly connected to one end of the rolling shaft II (21), a bevel gear II (23) is fixedly connected to the other end of the rolling shaft II, and the bevel gear I (20) is meshed with the bevel gear II (23).

3. A multi-functional self-elevating mechanism as set forth in claim 2, wherein: the wire winding reel (19) is connected with a wire rope (24) in a winding mode, and the other end of the wire rope (24) is fixedly connected with a lifting plate (25).

4. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: the rotating shaft (5) is provided with two connecting columns (7), and the internal threads of two threaded holes (8) on the two connecting columns (7) are opposite.

5. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: the bottom of the base (1) is rotatably provided with a movable pulley (26).

6. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: a motor bracket (27) is fixedly arranged between the transmission motor (4) and the base (1).

7. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: the surface of one side of the transmission frame (16) is provided with a mounting clamping groove (28), and the mounting clamping groove (28) is matched with the tail end of one side of the protective fence (15).

8. A multi-functional self-elevating mechanism as set forth in claim 1, wherein: push-pull handles (29) are fixedly connected to two sides of the base (1).