CN214114788U - Lifting device - Google Patents

Abstract

The utility model discloses a lifting device, which relates to the technical field of wine product shipment, wherein two lifting structures are symmetrically arranged, two nuts are connected on a screw rod in a thread fit manner, two lower supporting rods are symmetrically arranged below the screw rod, the top ends of the two lower supporting rods are respectively rotationally connected with the two nuts, two connecting rods are symmetrically arranged above the screw rod, the top ends of the two connecting rods are rotationally connected through a connecting part, the bottom ends of the two connecting rods are respectively rotationally connected with the two nuts, two ejector rods are symmetrically arranged above the two connecting rods, and the bottom ends of the two connecting rods are rotationally connected with the connecting part to form a lifting structure; the bottom of the lower supporting rod is rotatably connected with the base, and the top end of the ejector rod is rotatably connected with the bottom of the tray. The utility model discloses a lead screw drives the top of two connecting rods and rotates and rise or reduce, realizes the tray and the ascending of the wine product of pile up neatly on and the decline of tray, greatly reduced the loading degree of difficulty of wine product, improved loading efficiency, through two asynchronous rising and decline of elevation structure, still can adapt to the operational environment on non-level ground.

Description

Lifting device

Technical Field

The utility model relates to a wine product shipment technical field, concretely relates to a elevating gear for perpendicular transportation of wine product.

Background

The wine is a liquid prepared by fermenting and brewing grains as raw materials, the main chemical component of the wine is ethanol, and the wine generally contains trace fusel, and is a beverage with national culture characteristics. After the production and packaging of the wine product in the production line are finished, the wine product can reach the selling site for sale only by stacking and multiple vehicle transportation.

At present, the stacking and loading of wine products finished by packaging in production are carried out by matching of workers and a forklift, the wine products are carried to a transport vehicle by a wine warehouse as an example, the main process is that the workers stack the packaged wine products on a tray orderly, then the forklift transports the stacked wine products and the tray to the tail of the transport vehicle integrally, and then the workers load the wine products. However, the boxcar for transporting wine products usually has a certain height, the labor intensity of the work of carrying and loading is high, and the loading efficiency is low; particularly, when the transport vehicle is a vehicle with a large tonnage, the height of the carriage of the transport vehicle may exceed the height of the half of a person, at the moment, two workers are needed to cooperate, one person stands on the ground to lift wine products, the other person stands in the carriage to receive the lifted wine products and load the wine products, time and labor are wasted, and the potential safety hazard that the wrists of the workers are injured and injured by a crashing object exists.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just avoid the weak point that above-mentioned prior art exists, provide a elevating gear.

The utility model discloses a solve technical problem and adopt following technical scheme: a lifting device comprises two symmetrically arranged lifting structures, a base and a tray, wherein the base and the tray are respectively connected to the bottom ends and the top ends of the two lifting structures;

the lifting structure comprises a screw rod, two nuts with opposite rotation directions, two lower supporting rods, two ejector rods and two lifting rods, wherein the screw rod is horizontally arranged, the two nuts with opposite rotation directions are in threaded fit connection with the screw rod, the two lower supporting rods are symmetrically arranged below the screw rod, the top ends of the two lower supporting rods are respectively rotatably connected with the bottoms of the two nuts, the two connecting rods are symmetrically arranged above the screw rod, the top ends of the two connecting rods are rotatably connected through a connecting part, the bottom ends of the two connecting rods are respectively rotatably connected with the tops of the two nuts, the two ejector rods are symmetrically arranged above the two connecting rods, and the bottom ends of the two connecting rods are rotatably connected with the connecting part to form the lifting structure;

the bottom end of the lower supporting rod is rotatably connected with the base, and the top end of the ejector rod is rotatably connected with the bottom of the tray;

the lower supporting rod and the base, the lower supporting rod and the screw rod, the connecting rods and the screw rod and the two connecting rods form a single-degree-of-freedom revolute pair, the rotating shaft is horizontal and vertical to the axis of the screw rod, and the ejector rod and the connecting rods and the ejector rod and the tray form a universal revolute pair.

Furthermore, the top ends of the two connecting rods are rotatably connected through a pin shaft, the bottom ends of the two ejector rods are rotatably connected with the pin shaft through a universal ball shaft, and the ejector rods are rotatably connected with the tray through a universal ball.

Furthermore, the bottom of the base is provided with universal wheels with locking structures.

Furthermore, the end part of the screw rod is provided with a turntable.

The utility model provides a lifting device has following beneficial effect:

1. the utility model discloses a two nuts of forward or reverse rotation drive of lead screw move towards each other or back-to-back, and then drive the top of two connecting rods and rotate and rise or rotate and reduce, realize the rising of tray and the wine product of pile up neatly on it or the decline of tray, greatly reduced the loading degree of difficulty of wine product, improved loading efficiency, through the asynchronous rising and the decline of two elevation structure, still can adapt to the operational environment on non-level ground;

2. the utility model has the advantages that the lifting of wine products by workers is not needed, the labor intensity of the workers is greatly reduced, the wrist damage caused by frequent force application on the wrist of the workers is avoided, and the potential safety hazard that the workers are injured by the wine products when lifting the wine products is eliminated;

3. the utility model discloses a size can set up according to actual need, and simple structure, use are convenient, have good practicality and use flexibility.

Drawings

Fig. 1 is a schematic view of the depression structure of the present invention;

fig. 2 is a schematic structural view of the bottom view angle of the present invention.

In the figure:

1. a base 11 and universal wheels; 2. a tray; 3. lifting structure 31, lower die-pin, 32, lead screw, 33, nut, 34, connecting rod, 35, ejector pin, 36, round pin axle, 37, carousel.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

As shown in fig. 1-2, the structural relationship is: comprises two symmetrically arranged lifting structures 3, and a base 1 and a tray 2 which are respectively connected with the bottom ends and the top ends of the two lifting structures 3;

the screw rod 32 is horizontally arranged, two nuts 33 with opposite rotation directions are in threaded fit connection with the screw rod 32, the two lower support rods 31 are symmetrically arranged below the screw rod 32, the top ends of the two lower support rods 31 are respectively rotatably connected with the bottoms of the two nuts 33, the two connecting rods 34 are symmetrically arranged above the screw rod 32, the top ends of the two connecting rods 34 are rotatably connected through a connecting part, the bottom ends of the two connecting rods 34 are respectively rotatably connected with the tops of the two nuts 33, the two ejector rods 35 are symmetrically arranged above the two connecting rods 34, and the bottom ends of the two connecting rods 34 are rotatably connected with the connecting part to form the lifting structure 3;

the bottom end of the lower supporting rod 31 is rotatably connected with the base 1, and the top end of the ejector rod 35 is rotatably connected with the bottom of the tray 2; a single-degree-of-freedom rotating pair is formed between the lower supporting rod 31 and the base 1, between the lower supporting rod 31 and the screw rod 32, between the connecting rod 34 and the screw rod 32 and between the two connecting rods 34, the rotating shaft is horizontal and vertical to the axis of the screw rod, and universal rotating pairs are formed between the ejector rod 35 and the connecting rod 34 and between the ejector rod 35 and the tray 2.

Preferably, the top ends of the two connecting rods 34 are rotatably connected through a pin shaft 36, the bottom ends of the two top rods 35 are rotatably connected with the pin shaft 36 through a universal ball shaft, and the top rods 35 are rotatably connected with the tray 2 through a universal ball.

Preferably, universal wheels 11 with locking structures are arranged at the bottom of the base 1; in actual use, a worker can conveniently move the lifting device through the universal wheels 11 and can stop the lifting device through the locking structure.

Preferably, the end of the screw rod 32 is provided with a turntable 37, and a worker can conveniently apply force through the turntable 37 to drive the screw rod 32 to rotate.

When in specific use, the method comprises the following steps:

firstly, placing goods to be transported and lifted on a supporting plate 2, then integrally moving a lifting device and the goods placed on the lifting device to a lifting position through all universal wheels 11, and then locking the universal wheels 11;

step two, according to the situation and the actual need of the actual field, respectively adjust and rise two elevation structure 3, the process of single elevation structure adjusting and rising is as follows:

force is applied to the turntable 37 to drive the screw rod 32 to rotate in the forward direction, so that the two nuts 33 move oppositely and drive the bottom ends of the two connecting rods 34 to move close to each other, the height of the pin shaft 36 is increased, and the tray 2 and goods placed on the tray are lifted;

in the adjusting process, the inclination degree of the tray 2 should be paid attention to prevent goods from sliding off the tray 2, and the two lifting structures 3 can be lifted in turn for multiple times;

and step three, unloading the lifted goods on the tray 2, and then adjusting and lowering the two lifting structures 3 to reset the lifting structures, wherein the adjustment and lowering process of the single lifting structure is as follows:

force is applied to the turntable 37 to drive the screw rod 32 to rotate reversely, so that the two nuts 33 move back to back and the bottom ends of the two connecting rods 34 move away, the height of the pin shaft 36 is reduced, and the descending and resetting of the tray 2 are realized for the next use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (4)

1. A lifting device is characterized in that: comprises two symmetrically arranged lifting structures (3), and a base (1) and a tray (2) which are respectively connected with the bottom ends and the top ends of the two lifting structures (3);

the lifting structure comprises a screw rod (32), two nuts (33) with opposite rotation directions are connected to the screw rod (32) in a threaded fit mode, two lower supporting rods (31) are symmetrically arranged below the screw rod (32), the top ends of the two lower supporting rods (31) are respectively rotatably connected with the bottoms of the two nuts (33), two connecting rods (34) are symmetrically arranged above the screw rod (32), the top ends of the two connecting rods (34) are rotatably connected through a connecting part, the bottom ends of the two connecting rods (34) are respectively rotatably connected with the tops of the two nuts (33), two ejector rods (35) are symmetrically arranged above the two connecting rods (34), and the bottom ends of the two connecting rods (34) are rotatably connected with the connecting part to form the lifting structure (3);

the bottom end of the lower supporting rod (31) is rotatably connected with the base (1), and the top end of the ejector rod (35) is rotatably connected with the bottom of the tray (2);

the lower supporting rod (31) and the base (1), the lower supporting rod (31) and the screw rod (32), the connecting rods (34) and the screw rod (32) and the two connecting rods (34) form a single-degree-of-freedom revolute pair, a rotating shaft is horizontal and vertical to the axis of the screw rod, and the ejector rod (35) and the connecting rods (34) and the ejector rod (35) and the tray (2) form a universal revolute pair.

2. A lifting device as claimed in claim 1, characterized in that: the top ends of the two connecting rods (34) are rotatably connected through a pin shaft (36), the bottom ends of the two ejector rods (35) are rotatably connected with the pin shaft (36) through universal ball shafts, and the ejector rods (35) are rotatably connected with the tray (2) through universal balls.

3. A lifting device as claimed in claim 1, characterized in that: the bottom of the base (1) is provided with universal wheels (11) with locking structures.

4. A lifting device as claimed in claim 1, characterized in that: and a turntable (37) is arranged at the end part of the screw rod (32).

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