CN219341679U

CN219341679U - Lifting platform mechanism with protection function

Info

Publication number: CN219341679U
Application number: CN202320470303.4U
Authority: CN
Inventors: 李景平; 于建英
Original assignee: Qingdao Liuxiong Metal Products Co ltd
Current assignee: Qingdao Liuxiong Metal Products Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-07-14
Anticipated expiration: 2033-03-13

Abstract

The utility model provides a lifting platform mechanism with a protection function, which comprises: a base; the upper end of the platform plate is provided with a frame-shaped groove, the inside of the circular groove is connected with a sliding rod in a sliding way, the left side of the square frame is fixedly connected with a fixed block, the fixed block bottom fixedly connected with riser, second motor output fixedly connected with gear, riser left side fixedly connected with rack. The utility model provides a lifting platform mechanism with a protection function, which is characterized in that a gear is driven to rotate by a second motor, a vertical plate can drive a square frame to lift by a fixed block through the cooperation of the gear and a rack, people or objects can be protected when the square frame rises above a platform plate, safety operation is facilitated, the vertical plate can be limited by the cooperation of a limiting block and the limiting frame when the vertical plate moves upwards, a first spring can be extruded by the limiting plate through pressing the limiting block, the vertical plate can continue to move upwards after the limiting block slides into a spring groove, and the square frame can be taken down at the moment.

Description

Lifting platform mechanism with protection function

Technical Field

The utility model relates to the field of lifting platforms, in particular to a lifting platform mechanism with a protection function.

Background

The lifting platform is a multifunctional lifting and loading and unloading mechanical device, can be divided into a fixed type and a movable type, is divided into a straight arm type and a crank arm type, is in a scissor type, is in a mast type, is an aluminum alloy lifting platform, is fixedly provided with a scissor type, is provided with a guide rail type lifting platform, is a chain type lifting platform, is a lifting mechanism for vertically conveying people or objects, is also equipment for vertically conveying people or objects in a logistics system such as a factory, an automatic warehouse and the like, is often provided with various plane conveying equipment, is used as a connecting device of conveying lines with different heights, is generally hydraulically driven, and is called as a hydraulic lifting platform, and is widely applied to high-altitude installation, maintenance and other works except for conveying cargoes with different heights.

In the field of lifting platforms, the lifting platform is mainly used for conveying people or objects to a high place, the safety of the lifting platform is very important according to the factors, at present, only one platform plate is arranged at the upper end of part of the lifting platform, a protection mechanism is not arranged, people or objects cannot be protected, and safety operation is not facilitated.

Therefore, it is necessary to provide a lifting platform mechanism with a protection function to solve the above technical problems.

Disclosure of Invention

The utility model provides a lifting platform mechanism with a protection function, which solves the problems that only one platform plate is arranged at the upper end of part of lifting platforms, a protection mechanism is not arranged, people or objects cannot be protected, and safety operation is not facilitated.

In order to solve the technical problems, the lifting platform mechanism with a protection function provided by the utility model comprises: a base;

the sliding device comprises a base, and is characterized in that a sliding groove is formed in the upper end of the base, sliding plates are slidably connected inside the sliding groove and are provided with two groups, the upper ends of the sliding plates are provided with telescopic brackets, the upper ends of the telescopic brackets are provided with sliding blocks, the upper ends of the sliding blocks are provided with platform plates, the upper ends of the platform plates are provided with frame grooves, round grooves are formed in the bottom ends of the frame grooves in a penetrating mode, the round grooves are formed in multiple groups, sliding rods are slidably connected inside the round grooves, square frames are fixedly connected to the upper ends of the sliding rods, fixing blocks are fixedly connected to the left sides of the square frames, vertical plates are fixedly connected to the bottoms of the fixing blocks, limiting frames are matched with the vertical plates, the bottoms of the platform plates are provided with second motors, the output ends of the second motors are fixedly connected with gears, and racks are meshed with the left sides of the vertical plates.

Preferably, the side blocks are fixedly connected to the front side and the rear side of the sliding block, a bottom groove is formed in the bottom of the platform plate and matched with the sliding block, side grooves are formed in the two sides of the inner wall of the bottom groove, and the side grooves are matched with the side blocks.

Preferably, the inside rotation of spout is connected with positive and negative tooth lead screw, positive and negative tooth lead screw and sliding plate threaded connection, the inside first motor that is provided with of base, first motor output and positive and negative tooth lead screw fixed connection.

Preferably, the inside fixedly connected with guide arm of spout, and the guide arm is provided with two sets of, guide arm and sliding plate sliding connection.

Preferably, the right side of the vertical plate is slidingly connected with a limiting block, and the left end of the limiting block is fixedly connected with a limiting plate.

Preferably, the vertical plate is internally provided with a spring groove, the spring groove is matched with the limiting plate, a first spring is arranged in the spring groove, and the first spring is positioned between one side of the inner wall of the spring groove and the limiting plate.

Compared with the related art, the lifting platform mechanism with the protection function has the following beneficial effects:

the utility model provides a lifting platform mechanism with a protection function, which is characterized in that a gear is driven to rotate by a second motor, a vertical plate can drive a square frame to lift by a fixed block through the cooperation of the gear and a rack, people or objects can be protected when the square frame rises above a platform plate, safety operation is facilitated, the vertical plate can be limited by the cooperation of a limiting block and the limiting frame when the vertical plate moves upwards, a first spring can be extruded by the limiting plate through pressing the limiting block, the vertical plate can continue to move upwards after the limiting block slides into a spring groove, and the square frame can be taken down at the moment.

Drawings

FIG. 1 is a schematic diagram of a lifting platform mechanism with protection function according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic top view of the platform plate of FIG. 1;

fig. 3 is a schematic cross-sectional view of the riser shown in fig. 1 from the left.

Reference numerals in the drawings: 1. a base; 2. a chute; 3. a sliding plate; 4. a positive and negative tooth screw rod; 5. a first motor; 6. a guide rod; 7. a telescopic frame; 8. a slide block; 9. a side block; 10. a platform plate; 11. a bottom groove; 12. a side groove; 13. a frame-shaped groove; 14. a circular groove; 15. a slide bar; 16. a square frame; 17. a fixed block; 18. a riser; 19. a limit frame; 20. a second motor; 21. a gear; 22. a limiting block; 23. a rack; 24. a spring groove; 25. a limiting plate; 26. a first spring.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a lifting platform mechanism with protection function according to the present utility model; FIG. 2 is a schematic top view of the platform plate of FIG. 1; fig. 3 is a schematic view of a cross-sectional structure of the riser shown in fig. 1, and a lifting platform mechanism with a protection function, including: a base 1;

the base 1 upper end has been seted up spout 2, the inside sliding connection of spout 2 has slide plate 3, and slide plate 3 is provided with two sets of, slide plate 3 upper end of two sets of is provided with expansion bracket 7, expansion bracket 7 bottom and slide plate 3 rotate to be connected, expansion bracket 7 upper end is provided with slider 8, expansion bracket 7 top and slider 8 rotate to be connected, slider 8 upper end is provided with platen 10, frame groove 13 has been seted up to platen 10 upper end, the circular slot 14 has been seted up in the bottom of frame groove 13, and the multiunit has been seted up in circular slot 14, the inside sliding connection of circular slot 14 has slide bar 15, slide bar 15 upper end fixedly connected with square frame 16, square frame 16 and frame 13 assorted, square frame 16 left side fixedly connected with fixed block 17, fixed block 17 bottom fixedly connected with riser 18, platen 10 left side fixedly connected with spacing frame 19, spacing frame 19 and riser 18 assorted, platen 10 bottom is provided with second motor 20, second motor 20 output fixedly connected with gear 21, frame 18 left side fixedly connected with 23, gear 21 and gear 21 are meshed with gear 21, square frame 16 is followed to the fixed block that the fixed block is driven by the square frame 16 through the fixed block that the drive of gear 21, the square frame is followed by the fixed block 19 through the fixed frame that the fixed block of rotation of gear 19.

The front side and the rear side of the sliding block 8 are fixedly connected with side blocks 9, a bottom groove 11 is formed in the bottom of the platform plate 10, the bottom groove 11 is matched with the sliding block 8, side grooves 12 are formed in the two sides of the inner wall of the bottom groove 11, and the side grooves 12 are matched with the side blocks 9.

The inside rotation of spout 2 is connected with positive and negative tooth lead screw 4, positive and negative tooth lead screw 4 and sliding plate 3 threaded connection, and sliding plate 3 right side runs through offered with positive and negative tooth lead screw 4 assorted screw thread groove, the inside first motor 5 that is provided with of base 1, first motor 5 output and positive and negative tooth lead screw 4 fixed connection.

The inside fixedly connected with guide arm 6 of spout 2, and guide arm 6 is provided with two sets of, and guide arm 6 and sliding plate 3 sliding connection, sliding plate 3 right side run through offered with guide arm 6 assorted groove.

The right side of the vertical plate 18 is slidingly connected with a limiting block 22, and the left end of the limiting block 22 is fixedly connected with a limiting plate 25.

The inside spring groove 24 of having seted up of riser 18, spring groove 24 and limiting plate 25 assorted, spring groove 24 inside is provided with first spring 26, and first spring 26 is located between spring groove 24 inner wall one side and limiting plate 25.

The working principle of the lifting platform mechanism with the protection function provided by the utility model is as follows:

the first step: when the sliding block type square frame 16 is used, the forward and reverse tooth screw rods 4 are driven to rotate through the first motor 5, the forward and reverse tooth screw rods 4 rotate to enable the two groups of sliding plates 3 to slide in the sliding grooves 2, the sliding plates 3 slide to drive the telescopic blocks 7 to stretch, the telescopic blocks 7 drive the sliding blocks 8 to slide in the bottom grooves 11, the platform plate 10 can be driven to lift, the gear 21 is driven to rotate through the second motor 20, and the vertical plates 18 can be driven to lift through the fixing blocks 17 by matching of the gear 21 and the racks 23.

And a second step of: when the vertical plate 18 moves upwards, the vertical plate 18 can be limited by matching the limiting block 22 with the limiting frame 19, the limiting plate 25 can be used for extruding the first spring 26 by pressing the limiting block 22, the limiting block 22 slides towards the inside of the spring groove 24, and when the limiting block 22 slides into the spring groove 24, the vertical plate 18 can continue to move upwards, and the square frame 16 can be taken down.

the gear 21 is driven to rotate through the second motor 20, the vertical plate 18 can be driven to lift the square frame 16 through the fixing block 17 through the cooperation of the gear 21 and the rack 23, people or articles can be protected when the square frame 16 is lifted to the upper side of the platform plate 10, safety operation is facilitated, the vertical plate 18 can be limited through the cooperation of the limiting block 22 and the limiting frame 19 when the vertical plate 18 moves upwards, the limiting plate 25 can squeeze the first spring 26 through pressing the limiting block 22, the vertical plate 18 can continue to move upwards after the limiting block 22 slides to the inside of the spring groove 24, and the square frame 16 can be taken down at the moment.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Lifting platform mechanism that possesses safeguard function, its characterized in that includes: a base (1);

the utility model discloses a sliding device for the solar cell panel, including base (1), spout (2) have been seted up to base (1) upper end, spout (2) inside sliding connection has sliding plate (3), and sliding plate (3) are provided with two sets of, two sets of sliding plate (3) upper end be provided with expansion bracket (7), expansion bracket (7) upper end is provided with slider (8), slider (8) upper end is provided with platform board (10), frame groove (13) have been seted up to platform board (10) upper end, circular groove (14) have been seted up in the penetration of frame groove (13) bottom, and the multiunit has been seted up in circular groove (14), inside sliding connection of circular groove (14) has slide bar (15), slide bar (15) upper end fixedly connected with square frame (16), square frame (16) left side fixedly connected with fixed block (17), fixed block (17) bottom fixedly connected with riser (18), limiting frame (19) are connected with second motor (20) are seted up to platform board (10) bottom, second output gear (20) fixedly connected with rack (23).

2. The lifting platform mechanism with the protection function according to claim 1, wherein side blocks (9) are fixedly connected to the front side and the rear side of the sliding block (8), a bottom groove (11) is formed in the bottom of the platform plate (10), and side grooves (12) are formed in the two sides of the inner wall of the bottom groove (11).

3. The lifting platform mechanism with the protection function according to claim 2, wherein the inside of the sliding chute (2) is rotationally connected with a positive and negative screw rod (4), the positive and negative screw rod (4) is in threaded connection with the sliding plate (3), a first motor (5) is arranged inside the base (1), and the output end of the first motor (5) is fixedly connected with the positive and negative screw rod (4).

4. The lifting platform mechanism with the protection function according to claim 3, wherein guide rods (6) are fixedly connected inside the sliding grooves (2), two groups of guide rods (6) are arranged, and the guide rods (6) are in sliding connection with the sliding plate (3).

5. The lifting platform mechanism with the protection function according to claim 4, wherein a limiting block (22) is slidingly connected to the right side of the vertical plate (18), and a limiting plate (25) is fixedly connected to the left end of the limiting block (22).

6. The lifting platform mechanism with the protection function according to claim 5, wherein a spring groove (24) is formed in the vertical plate (18), the spring groove (24) is matched with the limiting plate (25), and a first spring (26) is arranged in the spring groove (24).