CN216549423U

CN216549423U - Fixed lifting platform

Info

Publication number: CN216549423U
Application number: CN202123001378.8U
Authority: CN
Inventors: 傅月英; 周水祥
Original assignee: Zhejiang Zhonghong New Material Technology Co ltd
Current assignee: Zhejiang Zhonghong New Material Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-17
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a lifting platform, and particularly relates to a fixed lifting platform which comprises a lifting platform and a driving mechanism for driving the lifting platform to lift. The lifting platform comprises a body platform, a fixing platform and an expansion platform are arranged on the body platform, the fixing platform is connected with the body platform through a reset mechanism, the reset mechanism is arranged on two sides of the fixing platform, the fixing platform can be pressed down when being subjected to a heavy object through the reset mechanism, the fixing platform can be kept in a position when not carrying the heavy object, and a space is reserved between the fixing platform and the body platform. The expansion platform is arranged in a reserved space between the fixed platform and the body platform, the expansion platform can move to the outer side through the moving mechanism, the space between the fixed platform and the body platform is made to be free, the fixed platform can be pressed down after the expansion platform is moved out, the surface of the fixed platform is flush with the surface of the expansion platform, and the whole platform is guaranteed to be flat.

Description

Fixed lifting platform

Technical Field

The utility model belongs to the technical field of lifting platforms, and particularly relates to a fixed lifting platform.

Background

Lifting platform is a multi-functional jack-up loading and unloading mechanical equipment, can divide into fixed and portable: the movable type is divided into a straight arm type, a crank arm type, a scissor type, a mast type, an aluminum alloy lifting platform and a telescopic cylinder type: the fixed goods lifting equipment is mainly used for transporting goods among the height differences of the production line, and has good lifting stability and wide application range; feeding materials into a line and discharging the materials from the line; adjusting the height of the workpiece during workpiece assembly; feeding by a high-position feeder; lifting parts during assembly of large equipment; feeding and blanking by a large machine tool; the storage loading and unloading place is matched with transport vehicles such as a forklift and the like to carry out rapid loading and unloading of goods and the like.

Application number is 201921274698.0's chinese utility model patent discloses an electronic fixed lift platform, including mounting plate, mounting plate's top is provided with first platform, be provided with electric lift unit between first platform and the mounting plate, the top fixed mounting of first platform has four support columns that are the rectangular distribution, the same second platform of top fixedly connected with of four support columns, square groove has all been seted up on the both sides outer wall of second platform, and equal slidable mounting has the regulating plate in two square inslots, and outside one side that two regulating plates kept away from each other all extended to corresponding square groove, the equal fixed mounting in bottom of two regulating plates had the fixed block, and two fixed blocks were located the both sides of second platform respectively.

Although the area of above-mentioned fixed lift platform can expand the platform, nevertheless expand and can produce the difference in height between part and the original part of platform, this stability of placing the object on the platform is influenced, security when influence platform uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides a fixed lifting platform which can expand the carrying area and is flat after expansion.

The purpose of the utility model is realized as follows: a fixed lifting platform comprises a lifting platform and a driving mechanism for driving the lifting platform to lift. The lifting platform comprises a body platform, a fixing platform and an expansion platform are arranged on the body platform, the fixing platform is connected with the body platform through a reset mechanism, the reset mechanism is arranged on two sides of the fixing platform, the fixing platform can be pressed down when being subjected to a heavy object through the reset mechanism, the fixing platform can be kept in a position when not carrying the heavy object, and a space is reserved between the fixing platform and the body platform. The expansion platform is arranged in a reserved space between the fixed platform and the body platform, the expansion platform can move to the outer side through the moving mechanism, the space between the fixed platform and the body platform is made to be free, the fixed platform can be pressed down after the expansion platform is moved out, the surface of the fixed platform is flush with the surface of the expansion platform, and the whole platform is guaranteed to be flat.

Furthermore, the expansion platform is arranged between the reset mechanisms on the two sides, so that interference between the expansion platform and the reset mechanisms is prevented, and smooth movement of the expansion platform is guaranteed. The expansion platform is arranged between the body platform and the fixed platform, and the expansion platform and the fixed platform bear articles together when being stored, so that the structural strength of the lifting platform can be effectively enhanced.

In this technical scheme, canceling release mechanical system includes fixed part and movable part, and the body platform is connected to the lower extreme of fixed part, and the upper end of fixed part is provided with first opening, and is provided with the insertion groove on the first open-ended terminal surface. The upper end of the movable part is connected with the fixed platform, the lower end of the movable part is provided with a second opening, and the end face of the second opening can be embedded into the insertion groove, so that the movable part can move up and down on the fixed part. Be provided with reset spring between the bottom of first open-ended and the bottom of second open-ended, through reset spring, can reset the movable part after the movable part pushes down, make and remain the space between fixed platform and the body platform.

In this technical scheme, be equipped with the chamber that holds that can hold canceling release mechanical system on the body platform, canceling release mechanical system's partly holds and holds the intracavity. The reset mechanism can be protected through the accommodating cavity, so that the fixed platform can be smoothly lifted and pressed down.

In the technical scheme, the moving mechanism comprises a connecting block arranged on the outer side face of the expansion platform, the connecting block is connected with a moving pipe barrel, one end of the moving pipe barrel is connected with the connecting block, the other end of the moving pipe barrel is provided with a third opening, the inner wall of the third opening is provided with threads, and meanwhile, a screw rod is arranged on the inner wall of the third opening and is in threaded fit with the third opening, so that the screw rod is inserted into the third opening, the moving pipe barrel can be driven to move on the screw rod when the screw rod rotates, the connecting block is driven to move, and the expansion platform can move on the body platform.

In this technical scheme, still include supporting platform, supporting platform passes through the supporting shoe and connects body platform, be provided with the support frame between supporting platform and the body platform, support frame and lead screw rotatable coupling, driving motor is established to one side of support frame simultaneously, the last first drive wheel that sets up of driving motor, set up the second drive wheel on the lead screw, can drive the rotation of second drive wheel through first drive wheel to make driving motor drive lead screw's rotation, thereby make the expansion platform remove.

The utility model has the beneficial effects that:

1. the fixed platform passes through canceling release mechanical system and connects the body platform, and extension platform is connected with drive arrangement simultaneously, and drive arrangement drive extension platform removes the back, and fixed platform can push down and remove to the vacancy that the extension platform removed the back and leave in through bearing the weight of the object, makes fixed platform and moving platform's surperficial parallel and level, guarantees leveling of whole platform.

2. The reset mechanism is composed of a fixed part, a movable part and a reset spring, wherein a first opening is arranged on the fixed part, a second opening opposite to the first opening is arranged on the movable part, the reset spring is arranged between the first opening and the second opening, an insertion groove is arranged on the first opening, the second opening can be embedded into the insertion groove, and the stable structure of the reset mechanism can be ensured.

3. The moving mechanism comprises a connecting block arranged on the expanding platform, the connecting block is connected with the moving pipe barrel, a third opening is formed in the other end of the moving pipe barrel, a screw rod in threaded fit is arranged in the third opening, and the screw rod is driven to rotate through a driving motor, so that the moving pipe barrel moves and drives the expanding platform to move, and the moving stability of the expanding platform can be guaranteed.

Drawings

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

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic structural view of the reset mechanism;

wherein the reference numerals are: 100. a support platform; 110. a support block; 200. a drive mechanism; 300. a body platform; 310. an accommodating chamber; 400. a fixed platform; 500. expanding a platform; 510. connecting blocks; 600. a reset mechanism; 610. a fixed part; 611. inserting the groove; 620. a movable portion; 630. a return spring; 700. a moving mechanism; 710. a screw rod; 720. moving the pipe barrel; 730. a support frame; 740. a drive motor; 750. a first drive pulley; 760. a second transmission wheel.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

In the description of the present invention, it is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. For convenience of description, the dimensions of the various features shown in the drawings are not necessarily drawn to scale. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

It should be noted that in the description of the present application, the orientation or positional relationship indicated by the terms such as "front, back, up, down, left, right", "lateral, vertical, horizontal" and "top, bottom" and the like are generally based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description only, and in the case of not making a reverse description, these orientation terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

Example 1:

referring to fig. 1 and 3, the present embodiment provides a fixed lifting platform, which includes a lifting platform and a driving mechanism 200 for driving the lifting platform to lift. Lifting platform includes body platform 300, is provided with fixed platform 400 and expansion platform 500 on body platform 300, and fixed platform 400 passes through canceling release mechanical system 600 and is connected with body platform 300, and canceling release mechanical system 600 establishes in fixed platform 400's both sides, can make fixed platform 400 push down when receiving the heavy object through canceling release mechanical system 600, can keep the position when not carrying the thing, makes and leaves the space between fixed platform 400 and the body platform 300. The expansion platform 500 is arranged in a space reserved between the fixed platform 400 and the body platform 300, the expansion platform 500 can move to the outside through the moving mechanism 700, so that the space between the fixed platform 400 and the body platform 300 is left, the fixed platform 400 can be pressed down after the expansion platform 500 is moved out, the surface of the fixed platform 400 is flush with the surface of the expansion platform 500, and the whole platform is guaranteed to be flat.

As shown in fig. 3, in this embodiment, optimally, the expansion platform 500 is disposed between the reset mechanisms 600 on both sides, so as to prevent interference between the expansion platform 500 and the reset mechanisms 600, and ensure that the expansion platform 500 can move smoothly. The expansion platform 500 is arranged between the body platform 300 and the fixed platform 400, and when the expansion platform 500 is stored, the expansion platform 500 and the fixed platform 400 bear articles together, so that the structural strength of the lifting platform can be effectively enhanced.

Example 2:

referring to fig. 1, 3 and 4, the present embodiment provides a fixed lifting platform, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.

As shown in fig. 4, the restoring mechanism 600 includes a fixing portion 610 and a movable portion 620, wherein the lower end of the fixing portion 610 is connected to the body platform 300, the upper end of the fixing portion 610 is provided with a first opening, and an end surface of the first opening is provided with an insertion groove 611. The upper end of the movable portion 620 is connected to the fixed platform 400, the lower end of the movable portion 620 is provided with a second opening, and the end surface of the second opening can be inserted into the insertion groove 611, so that the movable portion 620 can move up and down on the fixed portion 610. A return spring 630 is provided between the bottom of the first opening and the bottom of the second opening, and the movable portion 620 can be returned after the movable portion 620 is pressed down by the return spring 630, so that a space is reserved between the fixed platform 400 and the body platform 300.

As shown in fig. 1 and fig. 3, in the present embodiment, preferably, the body platform 300 is provided with a receiving cavity 310 capable of receiving the restoring mechanism 600, and a part of the restoring mechanism 600 is received in the receiving cavity 310. The accommodation cavity 310 can protect the reset mechanism 600, so that the fixed platform 400 can be smoothly lifted and pressed down.

Example 3:

referring to fig. 1 and fig. 2, the present embodiment provides a fixed lifting platform, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.

As shown in fig. 2, the moving mechanism 700 includes a connecting block 510 disposed on an outer side surface of the expanding platform 500, the connecting block 510 is connected with a moving pipe 720, one end of the moving pipe 720 is connected with the connecting block 510, the other end of the moving pipe 720 is provided with a third opening, an inner wall of the third opening is provided with a thread, and a screw rod 710 is disposed at the same time, the screw rod 710 is in threaded fit with the third opening, so that the screw rod 710 is inserted into the third opening, and the screw rod 710 can drive the moving pipe 720 to move on the screw rod 710 when rotating, thereby driving the connecting block 510 to move, and enabling the expanding platform 500 to move on the body platform 300.

As shown in fig. 1, in this embodiment, it is preferable that the expansion platform further includes a supporting platform 100, the supporting platform 100 is connected to the body platform 300 through a supporting block 110, a supporting frame 730 is disposed between the supporting platform 100 and the body platform 300, the supporting frame 730 is rotatably connected to the screw rod 710, a driving motor 740 is disposed on one side of the supporting frame 730, a first driving wheel 750 is disposed on the driving motor 740, a second driving wheel 760 is disposed on the screw rod 710, and the first driving wheel 750 can drive the second driving wheel 760 to rotate, so that the driving motor 740 drives the screw rod 710 to rotate, and the expansion platform 500 moves.

While the embodiments of the present application have been described in connection with the drawings, the embodiments and features of the embodiments of the present application can be combined with each other without conflict and the present application is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present application as claimed.

Claims

1. A fixed lifting platform comprises a lifting platform and a driving mechanism (200) for driving the lifting platform to lift, and is characterized in that the lifting platform comprises a body platform (300), a fixed platform (400) and an expansion platform (500) which are arranged on the body platform (300),

the fixed platform (400) is connected with the body platform (300) through a reset mechanism (600), the reset mechanism (600) is arranged at two sides of the body platform (300),

the expansion platform (500) is connected with a moving mechanism (700) for driving the expansion platform to move towards the outer side.

2. A fixed lifting platform according to claim 1, characterized in that the expansion platform (500) is placed between the reset mechanisms (600) on both sides, and the expansion platform (500) is placed between the body platform (300) and the fixed platform (400).

3. A fixed elevating platform as claimed in claim 1 wherein the return mechanism (600) comprises:

a fixing part (610) having a first opening at an upper end thereof and a lower end connected to the body platform (300);

the upper end of the movable part (620) is connected with the fixed platform (400), and the lower end of the movable part is provided with a second opening;

a return spring (630) having one end abutting against the bottom of the first opening and the other end abutting against the bottom of the second opening;

wherein, an insertion groove (611) is arranged on the end surface of the first opening, and the end surface of the second opening can be embedded into the insertion groove (611).

4. A fixed lifting platform as claimed in claim 1, wherein the body platform (300) is provided with a receiving cavity (310) for receiving the return mechanism (600).

5. A fixed lifting platform according to claim 1, characterized in that said moving means (700) comprise:

the connecting block (510) is arranged on one side, facing the outside, of the expansion platform (500);

one end of the movable pipe barrel (720) is connected with the connecting block (510), the other end of the movable pipe barrel is provided with a cylindrical third opening, and the inner wall of the third opening is provided with threads;

a screw rod (710) which can be inserted into the third opening and is in threaded fit with the movable pipe barrel (720);

the driving motor (740) is used for driving the screw rod (710) to rotate;

the driving motor (740) is provided with a first driving wheel (750), the screw rod (710) is provided with a second driving wheel (760), and the first driving wheel (750) drives the second driving wheel (760) to rotate.

6. The fixed lifting platform of claim 5, further comprising a support platform (100), wherein the support platform (100) is connected to the body platform (300) through a support block (110), a support frame (730) for supporting the lead screw (710) is disposed between the support platform (100) and the body platform (300), and the lead screw (710) is rotatably connected to the support frame (730).