CN220265152U

CN220265152U - Lifting platform

Info

Publication number: CN220265152U
Application number: CN202321553358.8U
Authority: CN
Inventors: 鲁其银; 李献平; 张成灿; 曹娜飞
Original assignee: Zhejiang New Engineering Education Technology Co ltd
Current assignee: Zhejiang New Engineering Education Technology Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-29
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a lifting platform, which relates to the technical field of lifting equipment and comprises a base and a placing platform, wherein a rectangular notch is formed in the upper surface of the base, two symmetrically arranged moving blocks I are connected to the inner wall of the rectangular notch in a sliding manner, a hinge frame is hinged to the upper surfaces of the two moving blocks I together, a moving block II is hinged to the uppermost end of the hinge frame, and a rectangular through hole for the moving block II to extend and slide is formed in the surface of the placing platform; this lift platform can drive the articulated frame shrink and upwards remove through the opposite movement of two movable blocks one to make place the platform upwards move, in order to accomplish the lift operation of placing the interior article of platform, and after the articulated frame resets, the articulated frame only can occupy a small amount of space, compared with the mode that uses the rising through lead screw and electric telescopic handle cooperation, great saving when removing lifting device, lifting device's space that occupies, it is convenient to remove to next position of use for lifting device.

Description

Lifting platform

Technical Field

The utility model relates to the technical field of lifting equipment, in particular to a lifting platform.

Background

The lifting platform is used for lifting and dropping the object, stopping the object at the target position, and can be provided with a grabbing manipulator, a spraying nozzle and the like, so that the lifting platform is widely applied to an automatic production workshop.

Chinese patent CN210559154U discloses a lifting platform comprising a base; the upper surface mounting of base has the platform, the last surface mounting of platform has three electric telescopic handle, load-bearing platform is installed to electric telescopic handle's flexible end, load-bearing platform's right flank installs the singlechip, through power unit and elevating system cooperation, can prevent that upper portion load-bearing platform ear weight from all pressing on servo motor's output shaft, can effectively protect servo motor, simultaneously through the convenient lift platform that removes of universal wheel, and the universal wheel external lock universal wheel, convenient locking is fixed, the buffer pad can alleviate the impact that load-bearing platform falls simultaneously, be equipped with damper simultaneously and can play the cushioning effect to the superstructure.

However, in the cited document, the screw rod and the electric telescopic rod are matched to drive the bearing platform to rise, when the bearing platform needs to rise to a higher height, the screw rod also needs to be lengthened, and when the bearing platform is retracted to move the equipment main body, the longer screw rod occupies a larger space, so that the movement and the use are inconvenient, and the side surface of the bearing platform protects the articles placed in the platform through the baffle plate, but the baffle plate cannot move, so that the bearing platform is inconvenient to place the articles.

Disclosure of Invention

The utility model aims to provide a lifting platform which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting platform comprises a base and a placing platform, wherein a rectangular notch is formed in the upper surface of the base, two symmetrically arranged moving blocks I are connected to the inner wall of the rectangular notch in a sliding mode, a hinge frame is hinged to the upper surfaces of the two moving blocks I together, a moving block II is hinged to the uppermost end of the hinge frame, and a rectangular through hole for the moving block II to extend out and slide is formed in the surface of the placing platform;

a moving part for moving the first moving blocks is arranged above the base;

the inner wall of the rectangular through hole is provided with a protection component for protecting articles placed on the placement platform.

Preferably, the moving part comprises a threaded rod which is rotatably connected with the inner wall of the rectangular notch by a fixed shaft, two sections of oppositely arranged thread grooves are formed in the surface of the threaded rod, and the threaded rod penetrates through the first moving block and is in threaded connection with the first moving block.

Preferably, two groups of rectangular notch are formed, the threaded rod is also provided with two groups of threaded rods which are respectively connected with the inner walls of the two rectangular notch in a fixed-axis rotation manner;

the upper surface of base is provided with the motor, the output shaft fixedly connected with pivot of motor, pivot and two be provided with belt pulley drive mechanism jointly between the threaded rod.

Preferably, the protection part comprises an L-shaped sliding block which is connected with the inner wall of the rectangular through hole in a sliding way, the surface of the L-shaped sliding block is fixedly connected with a protection plate, the surface of the L-shaped sliding block is fixedly connected with a first hinge block, and two hinge blocks are arranged in a group;

the upper surface of the second moving block is fixedly connected with two symmetrically arranged hinge blocks II, and hinge plates are hinged between the hinge blocks II and the hinge blocks I.

Preferably, the surface of the protection plate is provided with hollowed-out openings, and the hollowed-out openings are provided with a plurality of hollowed-out openings and are uniformly formed in the surface of the protection plate.

Preferably, the lower surface of base is provided with four gyro wheels, the side of base is provided with the handrail, the surface of handrail is provided with anti-skidding line.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the hinge frame is driven to move upwards and shrink by the opposite movement of the first moving block, so that the placing platform above the hinge frame can be driven to move upwards, and the lifting operation of placing objects in the placing platform can be completed; and after the lifting operation of the articles on the placing platform is finished, the motor is reversed, so that the hinged frame and the placing platform can be reset by reversing the two moving blocks, and at the moment, the lifting equipment can be moved to the next using position.

2. According to the utility model, as the placing platform rises, the two moving blocks are driven to move in opposite directions in the rectangular through hole, the L-shaped sliding block and the protection plate can be driven to move upwards relative to the placing platform, so that articles placed on the placing platform can be protected, and as the protection plate does not shade the front side and the rear side of the placing platform when in an initial position, the articles can be placed from the front side and the rear side of the placing platform when the placing platform does not rise, and convenience is provided for placing the articles.

Drawings

FIG. 1 is an isometric view of a construction of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a cross-sectional view of a rectangular via structure in accordance with the present utility model;

fig. 4 is a cross-sectional view of the present utility model at a rectangular slot configuration.

In the figure: 1. a base; 2. a protection plate; 3. a hollowed-out opening; 4. a roller; 5. an armrest; 6. anti-skid lines; 7. rectangular through holes; 8. placing a platform; 9. an L-shaped sliding block; 10. a motor; 11. a rotating shaft; 13. a pulley transmission mechanism; 14. a second hinging block; 15. a second moving block; 17. a hinged plate; 18. a first hinge block; 19. a rectangular notch; 20. a first moving block; 21. a threaded rod; 22. and (5) a hinged frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 4, the utility model provides a lifting platform, which comprises a base 1 and a placement platform 8, wherein a rectangular notch 19 is formed in the upper surface of the base 1, two symmetrically arranged moving blocks 20 are connected to the inner wall of the rectangular notch in a sliding manner, a hinge frame 22 is hinged to the upper surfaces of the two moving blocks 20 together, a moving block two 15 is hinged to the uppermost end of the hinge frame 22, and a rectangular through hole 7 for the moving block two 15 to extend and slide is formed in the surface of the placement platform 8;

a moving part for moving the two moving blocks one 20 is arranged above the base 1;

the inner wall of the rectangular through hole 7 is provided with a protection member for protecting the placement of the article on the placement platform 8.

The lower surface of base 1 is provided with four gyro wheels 4, and the side of base 1 is provided with handrail 5, and the surface of handrail 5 is provided with anti-skidding line 6.

More specifically, when the present embodiment is used, the handrail 5 is pushed, the base can be moved to the side of the object to be lifted under the action of the four rollers 4 below the base 1, and the friction between the hand of the user and the handrail 5 can be increased due to the arrangement of the anti-skid lines 6 on the surface of the handrail 5, so as to avoid slipping.

After the base 1 is moved, the base 1 is fixed through the brake pad on the roller 4, then the article to be lifted can be placed on the placement platform 8, after the article is placed, the moving part is controlled, the two moving blocks I20 can move in the directions close to each other in the rectangular notch 19, the hinge frame 22 hinged above the two moving blocks I20 can move upwards and start to shrink, and the upward movement of the hinge frame 22 can drive the moving blocks II 15 to move upwards and slide in the rectangular through holes 7 formed in the surface of the placement platform 8, so that the placement platform 8 can move upwards.

And after the article on the platform 8 is carried, the moving part is controlled again, so that the platform 8 and the hinged frame 22 can be reset, namely, the platform 8 is driven to move upwards through the contraction of the hinged frame 22, compared with the lifting mode through the cooperation of the screw rod and the electric telescopic rod, the space occupied by the lifting device is greatly saved when the lifting device is moved, and convenience is provided for the movement of the lifting device.

It is noted that, as the placement platform 8 rises, the second moving block 15 slides in the rectangular through hole 7, and under the action of the protection component, the article placed in the placement platform 8 can be protected while the placement platform 8 rises.

Embodiment II, based on the above embodiment:

further, a moving part and a protecting part in the first embodiment are disclosed, the moving part comprises a threaded rod 21 rotatably connected to the inner wall of the rectangular notch 19 by a fixed shaft, two thread grooves which are oppositely arranged are formed in the surface of the threaded rod 21, and the threaded rod 21 penetrates through and is in threaded connection with two moving blocks 20.

The rectangular notch 19 is provided with two groups, and the threaded rod 21 is also provided with two groups which are respectively connected with the inner walls of the two rectangular notches 19 in a fixed shaft rotation way;

the upper surface of base 1 is provided with motor 10, and motor 10's output shaft fixedly connected with pivot 11, be provided with belt pulley drive mechanism 13 jointly between pivot 11 and the two threaded rods 21.

The protection part comprises an L-shaped sliding block 9 which is connected to the inner wall of the rectangular through hole 7 in a sliding manner, the surface of the L-shaped sliding block 9 is fixedly connected with a protection plate 2, the surface of the L-shaped sliding block 9 is fixedly connected with a first hinge block 18, and two groups of the first hinge blocks 18 are arranged in a group;

the upper surface of the second moving block 15 is fixedly connected with two symmetrically arranged hinging blocks II 14, and a hinged plate 17 is hinged between the hinging blocks II 14 and 18.

More specifically, in the present embodiment, when in use, the motor 10 is turned on to drive the rotating shaft 11 to start rotating, and under the action of the pulley transmission mechanism 13, the two threaded rods 12 are driven to rotate synchronously.

As shown in fig. 4, since two thread grooves are formed on the surface of the threaded rod 12, the rotation of the threaded rod 12 drives the two first moving blocks 20 to move in the direction approaching to each other, so that the hinge frame 22 hinged above the two first moving blocks 20 moves upwards and starts to shrink, so as to drive the second moving block 15 to move upwards, and slide in the rectangular through hole 7 formed on the surface of the placement platform 8, so that the placement platform 8 moves upwards.

Similarly, after the lifting operation of the articles on the platform 8 is finished, the motor 10 is reversed to drive the threaded rod 12 to reversely rotate, so that the hinged frame 22 and the platform 8 can be reset, and the hinged frame 22 occupies a small space, thereby providing convenience for the subsequent lifting equipment to move to the next use position.

As shown in fig. 3, when the two second moving blocks 15 move in the direction approaching each other in the rectangular through hole 7, under the action of the hinge plate 17, the opposite movement of the two second moving blocks 15 drives the L-shaped sliding block 9 to slide upwards in the rectangular through hole 7, and the upward movement of the L-shaped sliding block 9 drives the protection plate 2 to move upwards.

That is, when the placement platform 8 moves upward, the shielding plate 2 also moves upward again with respect to the placement platform 8, so that the articles placed on the placement platform 8 can be protected.

As shown in fig. 1, a fixed protection plate 2 may be disposed on the left side of the placement platform 8, which is a conventional protection structure in a lifting device, so that when the placement platform 8 does not rise, articles may be placed on the front and rear sides of the placement platform 8, after the placement platform 8 rises, the protection plates 2 on the front and rear sides will rise, and the right side of the placement platform 8 is an article taking-out port without disposing the protection plates 2.

An embodiment III based on the above embodiment;

further, in order to save materials when improving protection effect of the protection plate 2, the surface of the protection plate 2 is provided with the hollowed-out openings 3, the hollowed-out openings 3 are provided with a plurality of hollowed-out openings 3 and are uniformly arranged on the surface of the protection plate 2, and under the action of the hollowed-out openings 3, external forces applied to the protection plate 2 can be buffered uniformly while saving materials, so that protection effect of the protection plate 2 is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lift platform, includes base (1) and place platform (8), its characterized in that: the upper surface of the base (1) is provided with a rectangular notch (19), the inner wall of the rectangular notch is connected with two moving blocks I (20) which are symmetrically arranged in a sliding manner, the upper surfaces of the two moving blocks I (20) are jointly hinged with a hinge bracket (22), the uppermost end of the hinge bracket (22) is hinged with a moving block II (15), and the surface of the placement platform (8) is provided with a rectangular through hole (7) for the moving block II (15) to extend and slide;

a moving part for moving the two first moving blocks (20) is arranged above the base (1);

the inner wall of the rectangular through hole (7) is provided with a protection component for protecting the placed objects on the placing platform (8).

2. A lifting platform as claimed in claim 1, wherein: the movable part comprises a threaded rod (21) which is connected with the inner wall of the rectangular notch (19) in a fixed-axis rotation mode, two sections of oppositely arranged thread grooves are formed in the surface of the threaded rod (21), and the threaded rod (21) penetrates through the two movable blocks (20) and is in threaded connection with the movable blocks.

3. A lifting platform according to claim 2, wherein: two groups of rectangular notches (19) are formed, and two threaded rods (21) are also arranged and respectively connected with the inner walls of the two rectangular notches (19) in a fixed-axis rotation mode;

the novel electric motor is characterized in that a motor (10) is arranged on the upper surface of the base (1), a rotating shaft (11) is fixedly connected to an output shaft of the motor (10), and a belt pulley transmission mechanism (13) is arranged between the rotating shaft (11) and the two threaded rods (21).

4. A lifting platform as claimed in claim 1, wherein: the protection part comprises an L-shaped sliding block (9) which is connected to the inner wall of the rectangular through hole (7) in a sliding manner, a protection plate (2) is fixedly connected to the surface of the L-shaped sliding block (9), a first hinge block (18) is fixedly connected to the surface of the L-shaped sliding block (9), and two hinge blocks (18) are arranged in a group, and two groups are arranged;

the upper surface of the moving block II (15) is fixedly connected with two symmetrically arranged hinge blocks II (14), and hinge plates (17) are hinged between the hinge blocks II (14) and the hinge blocks I (18).

5. The lift platform of claim 4 wherein: the surface of guard plate (2) has seted up fretwork mouth (3), fretwork mouth (3) have seted up a plurality of and evenly set up the surface of guard plate (2).

6. A lifting platform as claimed in claim 1, wherein: the anti-skid roller is characterized in that four rollers (4) are arranged on the lower surface of the base (1), an armrest (5) is arranged on the side face of the base (1), and anti-skid lines (6) are arranged on the surface of the armrest (5).