CN218453934U

CN218453934U - Platform lifting device

Info

Publication number: CN218453934U
Application number: CN202222610531.5U
Authority: CN
Inventors: 陈勇; 丁德锋; 陈朋朋
Original assignee: Shandong Dingding Machinery Co ltd
Current assignee: Shandong Dingding Machinery Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-07
Anticipated expiration: 2032-09-30

Abstract

The utility model provides a platform elevating gear, comprising a main body, table surface, the main part is by four stands, two crossbeams and two spandrel girders are constituteed, be provided with two hydraulic stems on the every spandrel girder, the connecting rod and the table surface of hydraulic stem are connected, the relative table surface symmetrical arrangement of hydraulic stem, the last transport mechanism that is provided with of table surface, transport mechanism drives through the motor, the motor passes through the shaft coupling and is connected with the transport mechanism drive roller, transport mechanism keeps away from spandrel girder one side and is provided with the supporter, the table surface lower surface is provided with the spring, be provided with the sheath around the spring, the spring center is provided with the buffer block, be provided with the guide bar on the buffer block, guide bar length is less than the length of spring. The utility model discloses not only can reduce the elevating gear noise, can also improve staff's work efficiency.

Description

Platform lifting device

Technical Field

The utility model belongs to platform lift field especially relates to a platform elevating gear.

Background

The lifting device is a hoisting machine for vertically transporting people or objects. The device also refers to a device for vertical conveying in logistics systems such as factories and automatic warehouses, and various plane conveying devices are often arranged on the lifting platform and used as connecting devices of conveying lines with different heights.

Traditional lift platform can produce huge noise at the in-process that goes up and down, and the reason of this kind of condition appears is, traditional lift platform lacks buffer function for can be direct and ground contact when lift platform goes up and down, because lift platform produces the noise to the impact force on ground, causes the laughter of swinery in disorder easily, causes the swinery to trample the injury, also influences the seizure of swinery.

The current domestic common modes for catching adult pigs can be mainly divided into two types: firstly, drive the swinery to the passageway that sets up in advance in, let the swinery walk the assigned position along the passageway by oneself, secondly load with solitary cage, 1-4 pigs can be placed to a cage. Because the first mode can only be used for the intraductal swinery that shifts of same horizontal plane, but also be difficult to the count, the degree of difficulty is very big is driven to the mode like this simultaneously, very easily cause the swinery to trample injured problem, consequently all adopt the second kind of mode when the enterprise generally loads, nevertheless there is the transport problem in this kind of mode, traditional lift platform is got in stock and the mode of unloading adopts the manpower mode more, go on through top personnel and below personnel complex mode, high labor strength, the degree of safety also is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

Not enough to current elevating gear, the utility model aims at providing a reasonable in design, safe and reliable's platform elevating gear reduces the elevating gear noise, improves work efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme be a platform elevating gear, comprising a main body, table surface, the main part is by four stands, two crossbeams and two spandrel girders are constituteed, be provided with two hydraulic stems on the every spandrel girder, the connecting rod and the table surface of hydraulic stem are connected, the relative table surface symmetrical arrangement of hydraulic stem, table surface is last to be provided with transport mechanism, transport mechanism drives through the motor, the motor passes through the shaft coupling and is connected with the transport mechanism drive roller, transport mechanism keeps away from spandrel girder one side and is provided with the supporter, the table surface lower surface is provided with the spring, be provided with the sheath around the spring, the spring center is provided with the buffer block, be provided with the guide bar on the buffer block, guide bar length is less than the length of spring.

As preferred, table surface is provided with safety barrier all around, and safety barrier includes scalable guardrail, lift guardrail and fixed guardrail, is provided with the gyro wheel on the scalable guardrail, and lift guardrail internal surface is provided with the recess, and the recess is provided with the support frame about lift guardrail symmetrical arrangement in the recess, is provided with the support frame on the fixed guardrail equally, the small-size hydraulic stem of roll installation on the support frame.

Preferably, the lifting guardrail is connected with the working table through a hinge, and a hinge is arranged at the joint of the lifting guardrail and the working table.

Preferably, the upper end of the outer surface of the lifting guardrail is provided with a spring, and the lower end of the outer surface of the lifting guardrail is provided with a buffer seat.

Preferably, the fixed guard rail is fixed to the roller of the transport mechanism in a rolling manner, and the support body is provided with a stopper.

Compared with the prior art, the utility model has the advantages and positive effects that the multi-hydraulic cylinder is adopted for operation, so that the whole equipment is safer and more reliable, the working table surface is connected with each bearing beam through two hydraulic cylinders, one hydraulic cylinder is ensured to have problems, the other hydraulic cylinder can continue to work, sudden descending is avoided, and accidents are reduced; the spring can play the cushioning effect to table surface, when table surface descends to the bottom again, can cause great impact force to table surface, the impact force that table surface descends can be exerted on the spring, make the spring produce deformation, treat the peak value of impact force after, the spring resumes the former state, thereby reach the purpose to table surface whereabouts impact force buffering, the produced huge noise of table surface lift work time has been reduced, the setting of guide bar and sheath has guaranteed that the spring can only remove in the vertical direction, when the spring compression reaches the guide bar height, the guide bar begins the atress, the buffer block of guide bar upper end further cushions impact force, the guardrail is flexible guardrail before the table surface, after carrying the pig cage and all adorning, can drag the guardrail by oneself, prevent the pig cage from falling down from the front surface, avoid the emergence of accident.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a front view of a platform lift;

FIG. 2 is a top view of the platform lift;

FIG. 3 is a right side view of the platform lift;

FIG. 4 is a schematic view of a damping mechanism;

FIG. 5 is an isometric view of the platform lift;

in the above figures, 1, main body; 11. a column; 12. a cross beam; 13. a spandrel girder; 2. a work table; 21. A spring; 22. a sheath; 23. a buffer block; 24. a guide bar; 3. a hydraulic lever; 4. a transport mechanism; 41. A motor; 42. a coupling; 43. a drive roller; 44. a support body; 441. a stopper; 5. a safety barrier; 51. A telescopic guardrail; 511. a roller; 52. lifting the guard bar; 521. a groove; 522. a support frame; 523. a small hydraulic cylinder; 524. a buffer base; 6. a hinge; 7. and (7) a hinge.

Detailed Description

In an embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a platform lifting device includes a main body 1 and a work table 2, wherein the main body 1 is composed of four columns 11, two beams 12, and two beams 13, and the columns 11, the beams 12, and the beams 13 are cuboids, of course, other shapes may be provided, in view of convenience in assembling the main body 1, the structure of the cuboids is easier to mount, connect, and position, in view of the beams 13 need to be able to bear a larger force, and thus the width of the beams 13 is larger.

In order to solve the power problem of the lifting of the working table top 2, in the embodiment, two hydraulic rods 3 are arranged on each bearing beam 13, and the hydraulic rods 3 are arranged on the bearing beams 13 because the bearing beams 13 can bear large force, so that the safety of the hydraulic rods 3 during working is ensured; the connecting rod of the hydraulic rod 3 is connected with the working table top 2, the hydraulic rod 3 provides power for the working table top 2 to ascend and descend, so that the working table top 2 can ascend and descend freely, meanwhile, a plurality of hydraulic cylinders are adopted for operation, the whole equipment is safer and more reliable, the working table top 2 is connected with each bearing beam 13 through the two hydraulic cylinders, one hydraulic cylinder is guaranteed to have a problem, the other hydraulic cylinder can continue to work, sudden descending cannot be caused, and accidents are reduced; the hydraulic rod 3 is symmetrically arranged relative to the working table surface 2, and the symmetrical design enables the hydraulic rod 3 to apply force to the working table surface 2 more uniformly, so that the working table surface 2 is more stable in the operation process.

In order to facilitate the workers to carry the pig cages on the working table top 2, in the embodiment, the working table top 2 is provided with the conveying mechanism 4, the conveying mechanism 4 is driven by the motor 41, the motor 41 is connected with the driving roller 43 of the conveying mechanism 4 through the coupler 42, one side, far away from the bearing beam 13, of the conveying mechanism 4 is provided with the supporting body 44, the conveying mechanism 4 is arranged, so that the pig cages can move on the conveying mechanism 4, workers can carry conveniently, working efficiency is greatly improved, meanwhile, due to the fact that the width of the conveying mechanism 4 is only half of that of the working table top 2, the workers can still freely move on the working table top 2 due to the arrangement, flexibility of the working table top 2 is improved, the conveying mechanism 4 is driven by the motor 41, the conveying mechanism 4 can run more stably, the pig cages are prevented from being damaged due to uneven speed, the supporting body 44 is arranged, the transmission mechanism is fixed, and normal operation of the transmission mechanism is guaranteed.

In order to solve the problem that when the working table top 2 is lifted, the working table top 2 can be directly contacted with the ground and impact force is generated to ground to cause noise, in the embodiment, the spring 21 is arranged on the lower surface of the working table top 2, the protective sleeve 22 is arranged around the spring 21, the center of the spring 21 is provided with the buffer block 23, the buffer block 23 is provided with the guide rod 24, the length of the guide rod 24 is smaller than that of the spring 21, the spring 21 can play a role in buffering the working table top 2, when the working table top 2 is lowered to the bottom, large impact force can be caused to the working table top 2, the lowered impact force of the working table top 2 can be applied to the spring 21, so that the spring 21 is deformed, after the peak value of the impact force is passed, the spring 21 is restored to the original shape, the purpose of buffering the falling impact force of the working table top 2 is achieved, huge noise generated when the working table top 2 is lifted is reduced, the guide rod 24 and the protective sleeve 22 ensure that the spring 21 can only move in the vertical direction, when the spring 21 is compressed to the height of the guide rod 24, the guide rod 24 is a damping element, so that the guide rod 24 is a damping element, the safety of the pig farm work table top is reduced, and the pig farm worker can not be damaged, and the pig farm worker can be reduced, and the pig farm worker can be prevented from the pig farm.

In order to solve the safety problem of workers and pig cages on the working table 2 during ascending and descending processes, in the embodiment, safety guardrails 5 are arranged on the periphery of the working table 2, each safety guardrail 5 comprises a telescopic guardrail 51, a lifting guardrail 52 and a fixed guardrail, rollers 511 are arranged on the telescopic guardrails 51, grooves 521 are arranged on the inner surfaces of the lifting guardrails 52, the grooves 521 are symmetrically arranged relative to the lifting guardrails 52, supporting frames 522 are arranged in the grooves 521, supporting frames 522 are also arranged on the fixed guardrails, small hydraulic rods 523 are arranged on the supporting frames 522 in a rolling mode, the safety guardrails 5 are arranged to surround the periphery of the working table 2, so that the workers and the pig cages on the working table 2 cannot fall off, and the safety of the equipment is greatly improved, setting of flexible guardrail simultaneously, make operating personnel after having adorned the pig cage or carrying with the personnel, can drag flexible guardrail by oneself according to actual need, guarantee pig cage and personnel's safety on the table surface 2, the setting of gyro wheel 511, make dragging of flexible guardrail more laborsaving, the setting of lift guardrail 52, the length of table surface 2 has been increased in other words, make staff's operation range wider, make the pig cage of convenient transportation more, lift guardrail 52 relies on small-size hydraulic pressure to drive completely simultaneously, make lift guardrail 52 move more steadily, and is laborsaving, the setting of recess 521 can hold small-size hydraulic stem 523 completely, make it is inseparabler to promote price guardrail and be connected with other guardrails, the reliability of guardrail is increased.

In order to ensure that the lifting guardrail 52 can freely rise and fall, in the embodiment, the lifting guardrail 52 is connected with the working table top 2 through the hinge 6, the hinge 7 is installed at the joint of the lifting guardrail 52 and the working table top 2, the working table top 2 is tightly connected with the lifting guardrail 52 through the hinge 6, and the relative rotation between the lifting guardrail and the working table top is allowed, so that the lifting guardrail 52 is fixed, the lifting guardrail 52 can freely rise and fall, the hinge 7 is further connected with the lifting guardrail 52, the safety of the lifting guardrail 52 is improved, and the relative rotation between the lifting guardrail and the working table top is not influenced.

In order to solve the problem that the lifting guardrail 52 is in the descending process and generates large impact force on the ground, in this embodiment, the upper end of the outer surface of the lifting guardrail 52 is provided with the spring 21, the lower end of the outer surface of the lifting guardrail 52 is provided with the buffer seat 524, the arrangement of the spring 21 enables the lifting guardrail 52 to be in the descending bottom, the spring 21 can be compressed, the spring 21 can generate force opposite to the impact force to offset the impact force, the lifting guardrail 52 can not generate large vibration in the descending bottom, the reliability of the lifting guardrail 52 is improved, the generated huge noise in the ascending and descending work of the lifting guardrail 52 is reduced, the buffer seat 524 is arranged, the descending of the lifting guardrail 52 is further buffered, the supporting function is realized simultaneously, and the bottom of the lifting guardrail 52 can not be suspended.

In order to solve the problem that the transmission effect of the fixed conveying mechanism 4 is not affected, in this embodiment, the rollers of the conveying mechanism 4 are installed with the fixed guardrails in a rolling manner, the supporting body 44 is provided with a stop block 441, the rollers are installed in a tight connection manner and allowed to rotate relatively, the conveying effect of the conveying mechanism 4 is not affected, the stop block 441 is arranged so that the pig cage on the conveying mechanism 4 cannot fall off laterally in the conveying process, and the conveying reliability is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a platform elevating gear, includes main part, table surface, the main part comprises four stands, two crossbeams and two spandrel girders, be provided with two hydraulic stems on the every spandrel girder, the connecting rod and the table surface of hydraulic stem are connected, the relative table surface symmetrical arrangement of hydraulic stem, a serial communication port, table surface is last to be provided with transport mechanism, transport mechanism drives through the motor, the motor passes through the shaft coupling and is connected with the transport mechanism drive roller, transport mechanism keeps away from spandrel girder one side and is provided with the supporter, the table surface lower surface is provided with the spring, be provided with the sheath around the spring, the spring center is provided with the buffer block, be provided with the guide bar on the buffer block, guide bar length is less than the length of spring.

2. The platform lifting device according to claim 1, wherein safety guardrails are arranged around the working table, the safety guardrails comprise telescopic guardrails, lifting guardrails and fixed guardrails, rollers are arranged on the telescopic guardrails, grooves are formed in the inner surfaces of the lifting guardrails, the grooves are symmetrically arranged about the lifting guardrails, supporting frames are arranged in the grooves, supporting frames are also arranged on the fixed guardrails, and small hydraulic rods are arranged on the supporting frames in a rolling mode.

3. The platform lifting device according to claim 2, wherein the lifting guardrail is connected with the working table through a hinge, and a hinge is arranged at the joint of the lifting guardrail and the working table.

4. The platform lifting device according to claim 3, wherein the lifting guardrail is provided with a spring at the upper end of the outer surface and a buffer seat at the lower end of the outer surface.

5. A platform lift arrangement according to claim 2 or 4, wherein the fixed guard adjacent the roller is fixed to the roller of the transfer mechanism by rolling, and the support is provided with stops.