阅读说明：本技术 一种子母式四柱举升机 (Primary-secondary type four-column lifter ) 是由 蔡喜林 刘燕梅 王满祥 张远辉 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种子母式四柱举升机,涉及到一种子母式四柱举升机,包括：立柱装置、横梁、主机平台、升降装置以及子机平台,所述立柱装置设置有四个,每两个所述立柱装置之间设有一所述横梁,两所述横梁平行设置,两所述横梁之间设有两所述主机平台,每一所述主机平台的两端分别与两所述横梁连接,两所述主机平台平行设置,每一所述主机平台的上端均设有一所述升降装置,每一所述升降装置的上端均设有一所述子机平台,每一所述立柱装置上开设有滑动槽,所述横梁与所述滑动槽滑动连接。使用起来省时省力,使工作人员操作时更安全方便。(The invention discloses a primary-secondary type four-column lifter, relating to a primary-secondary type four-column lifter, comprising: stand device, crossbeam, host computer platform, elevating gear and submachine platform, the stand device is provided with four, per two be equipped with one between the stand device the crossbeam, two crossbeam parallel arrangement, two be equipped with two between the crossbeam the host computer platform, each the both ends of host computer platform are connected with two respectively the crossbeam, two host computer platform parallel arrangement, each the upper end of host computer platform all is equipped with one elevating gear, each elevating gear's upper end all is equipped with one the submachine platform, each the last sliding tray of having seted up of stand device, the crossbeam with sliding tray sliding connection. The use saves time and labor, and the operation of workers is safer and more convenient.)

1. The utility model provides a four post machines of lifting of primary and secondary formula, its characterized in that, includes stand device, crossbeam, host computer platform, elevating gear and submachine platform, the stand device is provided with four, per two be equipped with one between the stand device the crossbeam, two crossbeam parallel arrangement, two be equipped with two between the crossbeam the host computer platform, each the both ends of host computer platform respectively with two the crossbeam is connected, two host computer platform parallel arrangement, each the upper end of host computer platform all is equipped with one elevating gear, each elevating gear's upper end all is equipped with one the submachine platform, each the sliding tray has been seted up on the stand device, the crossbeam with sliding tray sliding connection.

2. The primary and secondary four-column lifting machine according to claim 1, wherein a placement groove is formed at an upper end of each of the main machine platforms, and the lifting device is disposed in the placement groove.

3. The machine of claim 2, wherein each of said lifting devices comprises a safety assembly, a first connecting rod, a second connecting rod and a telescopic cylinder, the first connecting rod and the second connecting rod are arranged in a crossed manner, the bottom wall of the placing groove is provided with a sliding block, one end of the first connecting rod and the sliding block are locked through the safety component, the sliding block and the first connecting rod are connected with the bottom wall of the placing groove in a sliding mode, one end of the second connecting rod is fixed with the bottom wall of the placing groove, the other end of the first connecting rod is fixed with the sub machine platform, the other end of the second connecting rod is connected with the sub-machine platform in a sliding way, one end of the second connecting rod, which is close to the main machine platform, is provided with a support lug, one end of the telescopic oil cylinder is connected with the support lug, and the other end far away from the telescopic oil cylinder is connected with the first connecting rod.

4. The machine of claim 1, wherein each of the plurality of sub-machine platforms has a telescopic arm assembly at one side thereof, and a telescopic slot is formed at one side thereof, the telescopic arm assembly being slidably connected to the telescopic slot.

5. A parent-subsidiary four-column lift according to claim 1, wherein an upper truck plate is provided on one side of each of said main body platforms, each of said upper truck plates being hinged to one end of one of said main body platforms.

6. The machine of claim 1, wherein each of the column units comprises a column body, one of the column bodies is provided with a control box, a power unit and an electromagnetic valve, one side of the column body is provided with the control box, the other side of the column body is provided with the power unit and the electromagnetic valve, and the electromagnetic valve is disposed below the power unit.

7. The machine of claim 6, wherein a power unit protective cover is provided on the outside of the power unit, and a valve block protective cover is provided on the outside of the solenoid valve.

8. The machine of claim 7, wherein the solenoid valve has a chain at its lower end, the chain extending through the valve block guard.

9. The primary and secondary four-column lifting machine according to claim 6, wherein a hydraulic cylinder is arranged at the lower end of the main machine platform, a moving plate is arranged on one side of the hydraulic cylinder, a steel wire rope is connected to one side of the moving plate, which is far away from the hydraulic cylinder, a driving wheel is arranged on two sides of the lower end of the main machine platform, a driven wheel is arranged at the lower end of the cross beam, one end of the steel wire rope is fixed on the moving plate, the other end of the steel wire rope penetrates through the driving wheel and is fixed to the top end of the upright body through the driven wheel, and the moving plate is connected with a telescopic rod of the hydraulic cylinder.

Technical Field

The invention relates to the technical field of four-column lifting machines, in particular to a primary-secondary type four-column lifting machine.

Background

At present, four-column lifting machines in the market are generally classified according to the existence of positioning functions, and are generally divided into positioning four-column hydraulic lifting machines and flat-plate four-column hydraulic lifting machines. As the name suggests, the positioning four-column hydraulic lifter can be literally understood to be matched with a four-wheel positioning instrument to position the front tire and the rear tire of an automobile, so that the tires and the automobile body keep the optimal angle, and the comfort is ensured while the grip force is improved; the flat plate four-column hydraulic lifter has no function.

However, the two lifting machines have the same problem, and if the platform assembly of the four-column lifting machine is not provided with a welding trolley guide rail or is not provided with corresponding auxiliary facilities such as a jack and a secondary lifting hydraulic vehicle for matching use, the secondary lifting of the vehicle to be repaired cannot be carried out. Even if there is the welding dolly guide rail, under the condition of apolegamy secondary lift hydraulic pressure car, also need the round trip movement dolly, adjust the dolly position and come the unilateral locomotive or the rear of a vehicle of rising, just can realize chassis detection, tire dismouting etc.. The operation wastes time and labor, and if the operation is not proper, certain potential safety hazard exists for workers.

Disclosure of Invention

The invention aims to provide a primary-secondary type four-column lifter, which is used for solving the technical problem.

The technical scheme adopted by the invention is as follows:

the utility model provides a four post machines of lifting of primary and secondary formula, includes stand device, crossbeam, host computer platform, elevating gear and submachine platform, the stand device is provided with four, per two be equipped with one between the stand device the crossbeam, two crossbeam parallel arrangement, two be equipped with two between the crossbeam the host computer platform, each the both ends of host computer platform are respectively with two the crossbeam is connected, two host computer platform parallel arrangement, each the upper end of host computer platform all is equipped with one elevating gear, each elevating gear's upper end all is equipped with one the submachine platform, each the sliding tray has been seted up on the stand device, the crossbeam with sliding tray sliding connection.

Preferably, a placing groove is formed in the upper end of each host platform, and the lifting device is arranged in the placing groove.

Preferably, each lifting device comprises a safety component, a first connecting rod, a second connecting rod and a telescopic oil cylinder, the first connecting rod and the second connecting rod are arranged in a crossed mode, a sliding block is arranged on the bottom wall of the placing groove, one end of the first connecting rod is locked with the sliding block through the safety component, the sliding block and the first connecting rod are slidably connected with the bottom wall of the placing groove, one end of the second connecting rod is fixed with the bottom wall of the placing groove, the other end of the first connecting rod is fixed with the sub machine platform, the other end of the second connecting rod is slidably connected with the sub machine platform, one end, close to the main machine platform, of the second connecting rod is provided with a support lug, one end of the telescopic oil cylinder is connected with the support lug, and the other end, far from the telescopic oil cylinder, of the telescopic oil cylinder is connected with the first connecting rod.

Preferably, each telescopic arm assembly is arranged on one side of the sub-machine platform, a telescopic groove is formed in one side of the sub-machine platform, the telescopic arm assemblies are arranged in the telescopic grooves, and the telescopic arm assemblies are slidably connected with the telescopic grooves.

Preferably, one side of each host platform is provided with an upper vehicle plate, and each upper vehicle plate is hinged with one end of one host platform respectively.

Preferably, each of the column devices includes a column body, one of the column bodies is provided with a control box, a power unit and an electromagnetic valve, one side of the column body is provided with the control box, the other side of the column body is provided with the power unit and the electromagnetic valve, and the electromagnetic valve is arranged below the power unit.

Preferably, a power unit protection cover is arranged on the outer side of the power unit, and a valve block protection cover is arranged on the outer side of the electromagnetic valve.

Preferably, a chain is arranged at the lower end of the electromagnetic valve and penetrates out of the valve block protective cover.

As a further preference, a hydraulic cylinder is arranged at the lower end of the host platform, a movable plate is arranged on one side of the hydraulic cylinder, a steel wire rope is connected to one side, away from the hydraulic cylinder, of the movable plate, driving wheels are arranged on two sides of the lower end of the host platform, a driven wheel is arranged at the lower end of the cross beam, one end of the steel wire rope is fixed to the movable plate, the other end of the steel wire rope penetrates through the driving wheels and is fixed to the top end of the upright body from the driven wheel, and the movable plate is connected with a telescopic rod of the hydraulic cylinder.

The technical scheme has the following advantages or beneficial effects:

the primary-secondary type four-column lifter has strong universality and wide application range; the vehicle parking device can adapt to vehicle parking at different chassis positions and can also meet different operation habits of workers; all lines such as oil pipes, air pipes and electric wires are hidden and arranged on the side surface of the upright post, so that the whole machine looks beautiful; the vehicle can be lifted for the second time only by operating the sub machine part under the condition of not needing any auxiliary tool, and the synchronous lifting of four wheels is realized; the use saves time and labor, and the operation of workers is safer and more convenient.

Drawings

FIG. 1 is a schematic structural view of a four-column primary-secondary lift of the present invention;

FIG. 2 is a schematic structural view of the column apparatus of the present invention;

fig. 3 is a left side view of the present invention.

In the figure: 1. a column device; 11. a column body; 12. a control box; 13. a power unit; 14. a power unit protective cover; 15. a valve block protective cover; 16. a chain; 2. a cross beam; 21. a sliding groove; 3. a host platform; 4. a lifting device; 41. a fuse assembly; 42. a first link; 43. a second link; 44. a telescopic oil cylinder; 5. a sub machine platform; 6. a telescopic arm assembly; 7. and (4) loading the automobile plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a schematic structural view of a primary-secondary four-column lifting machine of the present invention, fig. 2 is a schematic structural view of a column apparatus of the present invention, fig. 3 is a schematic structural view of a left side of the present invention, and fig. 1 to 3 show a preferred embodiment of the present invention, which shows a primary-secondary four-column lifting machine, including: the vertical column device comprises four vertical column devices 1, cross beams 2, a host platform 3, a lifting device 4 and a sub-machine platform 5, wherein the number of the vertical column devices 1 is four, one cross beam 2 is arranged between every two vertical column devices 1, the two cross beams 2 are arranged in parallel, and the two cross beams 2 are used for connecting every two of the four vertical column devices 1. Two host computer platforms 3 are arranged between the two cross beams 2, two ends of each host computer platform 3 are respectively connected with the two cross beams 2, the two host computer platforms 3 are arranged in parallel, the host computer platforms 3 are connected with the two cross beams 2, and the cross beams 2 and the host computer platforms 3 connect the four stand column devices 1. The upper end of each host platform 3 is provided with a lifting device 4, the upper end of each lifting device 4 is provided with a sub-machine platform 5, each upright device 1 is provided with a sliding groove 21, and the cross beam 2 is slidably connected with the sliding groove 21. The crossbeam 2 is connected with the upright post device 1 in a sliding mode through the sliding groove 21 to achieve ascending and descending of the crossbeam 2, the crossbeam 2 synchronously drives the main machine platform 3 connected with the crossbeam to ascend and descend, and when the automobile needs to ascend secondarily, the lifting device 4 ascends and descends to drive the sub machine platform 5 to ascend and descend, so that secondary ascending of the automobile is achieved. One side of each host platform 3 is provided with an upper sweep 7, and each upper sweep 7 is hinged with one end of one host platform 3 respectively. The upper deck 7 is used to facilitate the transportation of a vehicle to be repaired to the host platform 3.

Further, as a preferred embodiment, each host platform 3 has a placement groove, and a lifting device 4 is disposed in the placement groove. Each lifting device 4 comprises a safety component 41, a first connecting rod 42, a second connecting rod 43 and a telescopic oil cylinder 44, wherein the first connecting rod 42 and the second connecting rod 43 are arranged in a crossed mode, and a sliding block is arranged on the bottom wall of the placing groove and is connected with the bottom wall of the placing groove in a sliding mode. One end of the first link 42 is locked with the slider by the safety assembly 41 so that the first link 42 can be slidably coupled with the bottom wall of the standing groove together with the slider. One end of the second link 43 is fixed to the bottom wall of the placement groove. Two first links 42 and two second links 43 are provided, and two first links 42 and two second links 43 are provided in parallel. The two first links 42 are connected by a first connecting shaft, and the two second links 43 are connected by a second connecting shaft. The safety assembly 41 comprises a connecting plate, the first connecting shaft penetrates through the connecting plate, and the connecting plate is connected through a fixing bolt. The safety assembly 41 is used to secure the first link 42 to the slider.

Further, as a preferred embodiment, the other end of the first connecting rod 42 is fixed to the sub-machine platform 5, the other ends of the second connecting rods 43 are slidably connected to the sub-machine platform 5, a support lug is disposed on the second connecting shaft between the two second connecting rods 42, one end of the telescopic cylinder 44 is connected to the support lug, and one end of the telescopic cylinder 44, which is far away from the placement groove, is connected to the first connecting rod 42. One end of the first connecting rod 42 is rotatably connected with the sliding block, and the other end of the first connecting rod 42 is fixedly connected with the sub machine platform 5 through a connecting bolt. The other end of the second link 43 is slidably connected to the sub-platform 5. The host platform 3 is provided with a placing groove for placing a telescopic oil cylinder 44 when the sub-machine platform 5 is not lifted. When the sub-machine platform 5 needs to be lifted, the telescopic rod of the telescopic oil cylinder 44 extends to push the first connecting rod 42, one end of the first connecting rod 42 is fixed, the first connecting rod 42 is lifted due to the extension of the telescopic rod of the telescopic oil cylinder 44, the second connecting rod 43 is hinged to the first connecting rod 42, the second connecting rod 43 is lifted in the lifting process of the first connecting rod 42 to jack the sub-machine platform 5, and the second connecting rod 43 and the first connecting rod 42 are arranged in a crossed mode to enable the sub-machine platform 5 to be fixed more firmly. In this embodiment, one end of the first link 42 is rotatably connected to the slider, and the other end of the first link 42 is fixed to the sub-machine platform 5. The other end of the second link 43 and the sub-machine platform 5 can slide relatively or rotate relatively.

Further, as a preferred implementation mode, one side of each sub-machine platform 5 is provided with a telescopic arm assembly 6, one side of each sub-machine platform 5 is provided with a telescopic groove, the telescopic grooves are internally provided with the telescopic arm assemblies 6, and the telescopic arm assemblies 6 are slidably connected with the telescopic grooves. When different automobile models are overhauled and the length of the sub-machine platform 5 is insufficient, the stretching arm assembly can be pulled out to prolong the length of the sub-machine platform 5. The suitability of the primary-secondary four-column lifter is improved. Wherein the opening direction of the telescopic slot is directed towards the upper deck 7, as shown in figure 1.

Further, as a preferred embodiment, each of the column devices 1 includes a column body 11, wherein a control box 12, a power unit 13 and an electromagnetic valve are disposed on one of the column bodies 11, the control box 12 is disposed on one side of the column body 11, the power unit 13 and the electromagnetic valve are disposed on the other side of the column body 11, and the electromagnetic valve is disposed below the power unit 13. The outer side of the power unit 13 is provided with a power unit 13 protective cover, and the outer side of the electromagnetic valve is provided with a valve block protective cover 15. The lower end of the electromagnetic valve is provided with a chain 16, and the chain 16 penetrates through the valve block protective cover 15. The chain 16 is provided with wires for protecting the wires.

Further, as a preferred implementation mode, a hydraulic cylinder is arranged at the lower end of the main machine platform 3, a movable plate is arranged on one side of the hydraulic cylinder, a steel wire rope is connected to one side, away from the hydraulic cylinder, of the movable plate, driving wheels are arranged on two sides of the lower end of the main machine platform 3, a driven wheel is arranged at the lower end of the cross beam 2, one end of the steel wire rope is fixed to the movable plate, the other end of the steel wire rope penetrates through the driving wheels and is fixed to the top end of the upright body 11 from the driven wheel, and the movable plate is connected with a telescopic rod of the hydraulic cylinder. The other end of the steel wire rope is connected with the cross beam 2. The circular telegram makes the telescopic link of pneumatic cylinder shorten, and the telescopic link pulling movable plate of pneumatic cylinder, the movable plate drives wire rope, and wire rope length is fixed, and wire rope's one end moves to the direction of pneumatic cylinder, and wire rope moving as a whole makes wire rope's the other end drive crossbeam 2 to the top of stand body 11 and removes to drive the motion of host computer platform 3.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.