CN213651731U

CN213651731U - Anti-falling lifting device

Info

Publication number: CN213651731U
Application number: CN202022054406.1U
Authority: CN
Inventors: 张保慧
Original assignee: Lafley Fall Prevention System Technology Suzhou Co ltd
Current assignee: Lafley Fall Prevention System Technology Suzhou Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-09
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a falling-preventing lifting device, including bottom plate, slewing mechanism and fixed block, the top of bottom plate is fixed with the montant, and the inside sliding connection of montant has the slide bar, slewing mechanism is including installation piece, gear motor and action wheel, the below of installation piece is fixed with gear motor, and gear motor's output is connected with the action wheel, the left side at the roof is fixed to the fixed block, the right side of movable block is fixed with the spring. This elevating gear prevents falling is provided with the axis of rotation, gear motor and action wheel, drive the action wheel through gear motor and rotate and drive from driving wheel and axis of rotation simultaneously, the axis of rotation rotates and drives drive gear and rotate, rack on the cooperation slide bar drives the slide bar and promotes the height at the inside workstation of upwards sliding of montant bottom simultaneously, moreover, the steam generator is simple in structure, make things convenient for later stage inspection and maintenance, the problem that current elevating gear of preventing falling causes the damage easily through scissors shape expansion bracket lifting height has been solved, and the practicability is improved.

Description

Anti-falling lifting device

Technical Field

The utility model relates to a elevating gear technical field specifically is a falling-proof elevating gear.

Background

The lifting device is a general name of a plurality of lifting systems, has wide application, is commonly used for equipment for vertical conveying in logistics systems of factories, automatic warehouses and the like, is often provided with various plane conveying equipment on a lifting platform as a connecting device of conveying lines with different heights, and finds that the typical anti-falling lifting device for electromechanical installation, such as the device with the publication number of CN209481133U in the prior art through mass retrieval, comprises a base and a supporting plate, wherein a hydraulic pump and a hydraulic cylinder are arranged in the base, the hydraulic pump is positioned at the left side of the hydraulic cylinder, a piston is arranged in the hydraulic cylinder, a supporting rod is connected above the piston, the top end of the supporting rod is connected with a fork frame, the supporting plate is arranged above the fork frame, a foot groove is arranged in the supporting plate, a rubber pad is bonded on the inner side of the foot groove, a first drawing plate is arranged below the foot groove, and a second drawing plate is arranged below the, and the surfaces of the first drawing plate and the second drawing plate are movably connected with fixing nails. This anti-falling lifting device sets up's foot groove makes the foot have fine impetus, can not worry that the foot is smooth, and the foot is soft and the accident that leads to can increase the sense of security and the safety degree in installer mind, the safety belt is tied up on one's body, promotes the security level, and the railing can play the effect of protection.

In conclusion, the existing anti-falling lifting device is complex in structure, an oil drum is lifted through the scissor-shaped telescopic frame, the scissor-shaped telescopic frame is easy to damage after long-term use, the scissor-shaped telescopic frame is high in height during contraction, and is troublesome in carrying of articles, the existing anti-falling lifting device is not provided with a self-locking mechanism, potential safety hazards are easily caused during high-place work, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting device prevents falling to current that provides among the above-mentioned background art prevents that lifting device structure is complicated, uses troublesome, and does not set up self-locking mechanism, causes the problem of potential safety hazard easily.

In order to achieve the above object, the utility model provides a following technical scheme: a falling-preventing lifting device, which comprises a bottom plate, a rotating mechanism and a fixed block,

the rack-type automatic lifting device comprises a bottom plate, wherein a vertical rod is fixed above the bottom plate, a sliding rod is connected inside the vertical rod in a sliding manner, a rack is fixed on the surface of the sliding rod, a workbench is fixed at the bottom of the sliding rod, and a top plate is fixed at the top of the vertical rod;

the rotating mechanism is used for driving the sliding rod to lift and is arranged below the top plate;

the fixed block, the fixed block is fixed in the left side of roof, and the top of fixed block is fixed with the hydraulic stem, and the inside sliding connection of fixed block has the movable block simultaneously, the right side of movable block is fixed with the spring, and the outside of movable block is fixed with the gag lever post, is fixed with the gag lever post on the gag lever post simultaneously.

Preferably, the length of the sliding rod is the same as that of the vertical rod.

Preferably, the movable block is trapezoidal, and the movable block is connected with the hydraulic rod in a clamping manner.

Preferably, slewing mechanism is including installation piece, axis of rotation, spacing wheel, from driving wheel, drive gear, gear motor and action wheel, the below both ends at the roof are fixed to the installation piece, and rotate on the installation piece and be connected with the axis of rotation, the both ends of axis of rotation are fixed with spacing wheel respectively and are followed the driving wheel, and are fixed with drive gear in the axis of rotation, the below of installation piece is fixed with gear motor, and gear motor's output is connected with the action wheel, and the action wheel is connected with from the driving wheel meshing simultaneously.

Preferably, the limiting wheel is connected with the limiting block in a clamping manner.

Preferably, the driving gear and the rack are in meshed connection.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-falling lifting device is provided with a lifting handle,

(1) the anti-falling lifting device is provided with a rotating shaft, a driven wheel, a driving gear, a speed reduction motor and a driving wheel, the driving wheel is driven to rotate by the speed reduction motor, the driven wheel and the rotating shaft are driven to rotate at the same time, the driving gear is driven to rotate by the rotating shaft, a rack on a sliding rod is matched to drive the sliding rod to slide upwards in a vertical rod, meanwhile, the lifting height of a workbench at the bottom of the sliding rod is increased, the structure is simple, later-stage inspection and maintenance are facilitated, the problem that the existing anti-falling lifting device is easy;

(2) be provided with fixed block, hydraulic stem, movable block, spring, gag lever post and stopper, extend through the hydraulic stem and support and promote the inside movable block of fixed block, make it drive stopper on the gag lever post and the laminating of spacing round in the axis of rotation mutually, the stopper can support in the space between spacing round, fixes spacing round, prevents the tenesmus, improves the protectiveness.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the vertical bar of the present invention.

In the figure: 1. the device comprises a bottom plate, 2, a vertical rod, 3, a sliding rod, 4, a rack, 5, a workbench, 6, a top plate, 7, a rotating mechanism, 701, an installation block, 702, a rotating shaft, 703, a limiting wheel, 704, a driven wheel, 705, a driving gear, 706, a speed reduction motor, 707, a driving wheel, 8, a fixed block, 9, a hydraulic rod, 10, a movable block, 11, a spring, 12, a limiting rod, 13 and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a falling-preventing lifting device is disclosed, as shown in fig. 1 and fig. 4, a vertical rod 2 is fixed above a bottom plate 1, a slide rod 3 is connected inside the vertical rod 2 in a sliding manner, the length of the slide rod 3 is the same as that of the vertical rod 2, so that the slide rod 3 can play a role of fixing while sliding inside the vertical rod 2, space is saved, a rack 4 is fixed on the surface of the slide rod 3, a workbench 5 is fixed at the bottom of the slide rod 3, a top plate 6 is fixed at the top of the vertical rod 2, a rotating mechanism 7 for driving the slide rod 3 to lift is installed below the top plate 6, the rotating mechanism 7 comprises an installation block 701, a rotating shaft 702, a limiting wheel 703, a driven wheel 704, a driving gear 705, a speed reducing motor 706 and a driving wheel 707, the installation block 701 is fixed at two ends below the top plate 6, the rotating shaft 702 is rotatably connected on the installation block 701, the limiting wheel 703 and the driven, be connected for the block between spacing wheel 703 and the stopper 13, block through stopper 13 and can block spacing wheel 702 behind slide bar 3 lifting height in spacing wheel 703, prevent that slide bar 3 from weighing down and causing the injury to the staff, improve the protectiveness, the below of installation piece 701 is fixed with gear motor 706, and gear motor 706's output is connected with action wheel 707, action wheel 707 is connected with the meshing from driving wheel 704 simultaneously, be connected for the meshing between drive gear 705 and the rack 4, gear motor 706 drives action wheel 707 and rotates, action wheel 707 rotates, drive driven wheel 704 and axis of rotation 702 rotate, drive gear 705 and the spacing wheel 703 on the driving shaft 702 simultaneously and rotate, drive gear 705 rotates and drives slide bar 3 and workstation 5 through rack 4 on the slide bar 3 and upwards promote the height, moreover, the steam generator is simple in structure, and convenient later stage inspection and maintenance, and the high practicality is improved.

As shown in fig. 2 and 3, the left side at roof 6 is fixed to fixed block 8, and the top of fixed block 8 is fixed with hydraulic stem 9, the inside sliding connection of fixed block 8 has movable block 10 simultaneously, the right side of movable block 10 is fixed with spring 11, and the outside of movable block 10 is fixed with limiting rod 12, be fixed with limiting block 13 on the limiting rod 12 simultaneously, movable block 10 is trapezoidal, and be connected for the block between movable block 10 and the hydraulic stem 9, support through hydraulic stem 9 downwardly extending and promote movable block 10, make it drive limiting rod 12 and limiting block 13 card and can fix spacing wheel 703 in spacing wheel 703, skid when preventing the eminence operation between the part and lead to the tenesmus, improve the protectiveness.

The working principle is as follows: when the anti-falling lifting device is used, firstly, the speed reducing motor 706 on the right mounting block 701 at the bottom of the top plate 6 is opened to drive the driving wheel 707 to rotate clockwise, the driving wheel 707 rotates to drive the driven wheel 704 on the right side of the rotating shaft 702 on the mounting block 701 to rotate, meanwhile, the driven wheel 704 drives the rotating shaft 702 to rotate, the rotating shaft 702 rotates to drive the driving gear 705 and the limiting wheel 703 to rotate, the driving gear 705 rotates and drives the sliding rod 3 to slide upwards in the vertical rod 2 to a lifting height through the rack 4 on the sliding rod 3 in the vertical rod 2, meanwhile, the sliding rod 3 drives the bottom workbench 5 to a lifting height, when the proper height is reached, the hydraulic rod 9 at the left side of the top plate 6 is opened to extend downwards to abut against the movable block 10 in the fixed block 8, the movable block 10 moves in the fixed block 8 and simultaneously drives the limiting rod 12 to extend outwards to abut, the limiting wheel 703, the rotating shaft 702 and the driving gear 705 are fixed, then the operation is started, after the operation is finished, the pressure of the hydraulic rod 9 is relieved, the hydraulic rod 9 is contracted to be separated from the movable block 10, the movable block 10 is pushed to reset under the action of the elastic force of the spring 11 on the movable block 10, meanwhile, the movable block 10 drives the limit block 13 on the limit rod 12 to separate from the limit wheel 703, then the speed reducing motor 706 is turned on to drive the driving wheel 707 to rotate counterclockwise, the driving wheel 707 rotates to drive the driven wheel 704 on the right side of the rotating shaft 702 on the mounting block 701 to rotate, meanwhile, the driven wheel 704 drives the rotating shaft 702 to rotate, the rotating shaft 702 drives the driving gear 705 and the limiting wheel 703 to rotate, the driving gear 705 rotates and drives the sliding rod 3 and the workbench 5 to descend through the rack 4 on the sliding rod 3 inside the vertical rod 2, and thus the whole operation is completed, and those not described in detail in this specification are within the skill of the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a prevent elevating gear that falls, includes bottom plate (1), slewing mechanism (7) and fixed block (8), its characterized in that:

the lifting device comprises a bottom plate (1), wherein a vertical rod (2) is fixed above the bottom plate (1), a sliding rod (3) is connected inside the vertical rod (2) in a sliding mode, a rack (4) is fixed on the surface of the sliding rod (3), a workbench (5) is fixed at the bottom of the sliding rod (3), and a top plate (6) is fixed at the top of the vertical rod (2);

the rotating mechanism (7) is used for driving the sliding rod (3) to lift, and the rotating mechanism (7) is arranged below the top plate (6);

fixed block (8), fixed block (8) are fixed in the left side of roof (6), and the top of fixed block (8) is fixed with hydraulic stem (9), and the inside sliding connection of fixed block (8) has movable block (10) simultaneously, the right side of movable block (10) is fixed with spring (11), and the outside of movable block (10) is fixed with gag lever post (12), is fixed with on gag lever post (12) simultaneously and has gag block (13).

2. A fall arrest lifting device as claimed in claim 1, in which: the length of the sliding rod (3) is the same as that of the vertical rod (2).

3. A fall arrest lifting device as claimed in claim 1, in which: the movable block (10) is trapezoidal, and the movable block (10) is connected with the hydraulic rod (9) in a clamping manner.

4. A fall arrest lifting device as claimed in claim 1, in which: slewing mechanism (7) are including installation piece (701), axis of rotation (702), spacing wheel (703), follow driving wheel (704), drive gear (705), gear motor (706) and action wheel (707), installation piece (701) are fixed at the below both ends of roof (6), and rotate on installation piece (701) and be connected with axis of rotation (702), the both ends of axis of rotation (702) are fixed with spacing wheel (703) and follow driving wheel (704) respectively, and are fixed with drive gear (705) on axis of rotation (702), the below of installation piece (701) is fixed with gear motor (706), and the output of gear motor (706) is connected with action wheel (707), and action wheel (707) are connected with follow driving wheel (704) meshing simultaneously.

5. A fall arrest lifting device according to claim 4, characterised in that: the limiting wheel (703) is connected with the limiting block (13) in a clamping manner.

6. A fall arrest lifting device according to claim 4, characterised in that: the driving gear (705) is in meshed connection with the rack (4).