CN216512629U - Steering device for scissor-type lifting platform - Google Patents

Steering device for scissor-type lifting platform Download PDF

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Publication number
CN216512629U
CN216512629U CN202122625897.5U CN202122625897U CN216512629U CN 216512629 U CN216512629 U CN 216512629U CN 202122625897 U CN202122625897 U CN 202122625897U CN 216512629 U CN216512629 U CN 216512629U
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China
Prior art keywords
steering
driving wheel
lift platform
support
oil cylinder
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CN202122625897.5U
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Chinese (zh)
Inventor
黄奎荣
施亚辉
张强
徐红坡
王孝忠
丁瑞川
邵清
张炀南
郑铭豪
秦帅
张子龙
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Third Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
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Third Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
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Priority to CN202122625897.5U priority Critical patent/CN216512629U/en
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Abstract

The utility model provides a scissor lift platform is with turning to device, scissor lift platform includes the lift platform base, turns to the device and includes two axle steering mechanism that set up around, and axle steering mechanism includes steering connecting rod and steering cylinder, and the both ends of steering connecting rod are rotated respectively and are connected with action wheel and follow driving wheel, action wheel and follow driving wheel all with the lift platform base rotates to be connected, the cylinder body of steering cylinder with the lift platform base rotates to be connected, and the piston rod that turns to the cylinder rotates with the action wheel to be connected. The steering device for the scissor type lifting platform provided by the utility model has the advantages that the steering device is simple in structure, light in self weight, quick to detach and convenient to maintain, the power oil pump provides driving power, the steering oil cylinder provides steering power, the equipped scissor type lifting platform equipment is flexible in steering, the steering radius is smaller, and steering operation can be performed in a narrower area.

Description

Steering device for scissor-type lifting platform
Technical Field
The utility model relates to the technical field of scissor lift platforms, in particular to a steering device for a scissor lift platform.
Background
Present full proper motion removes to cut fork lift platform equipment on the market at present generally adopts the wheeled drive mode of motor to go and removes, and adopts unipolar single steering mode to come controlgear's rotation direction basically, turns to the radius great, and the process scope is great during turning to, and in some narrower workplaces, it is inconvenient to turn to, difficult operation. The full-automatic moving scissor lifting platform equipment partially adopting a front-rear shaft double-steering mode is also driven by a motor, and has a complex structure, light load and heavy self weight.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model provides the steering device for the scissor type lifting platform, the steering device is simple in structure, the equipped scissor type lifting platform equipment is flexible in steering, the steering radius is smaller, and steering operation can be performed in a narrower area.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cut fork lift platform and use and turn to device, cut fork lift platform includes the lift platform base, turns to the device and includes the axle steering mechanism that sets up around two, and axle steering mechanism includes turns to connecting rod and turns to the hydro-cylinder, turns to the both ends of connecting rod and rotates respectively and is connected with action wheel and follow driving wheel, action wheel and follow driving wheel all with the lift platform base rotates and is connected, turn to the cylinder body of hydro-cylinder with the lift platform base rotates and is connected, turns to the piston rod of hydro-cylinder and rotates with the action wheel and be connected.
As a further optimization of the steering device for the scissor lift platform: the driving wheel, the driven wheel and the steering connecting rod are respectively and rotatably connected with a driving wheel steering support and a driven wheel steering support, and the driving wheel steering support and the driven wheel steering support are rotatably connected with the lifting platform base.
As a further optimization of the steering device for the scissor lift platform: the steering connecting rod comprises a middle section, the two ends of the middle section are both connected with inclined sections, the inclined sections are connected with transition sections, the transition sections are connected with connecting sections, and the two connecting sections are respectively connected with the driving wheel steering support and the driven wheel steering support in a rotating mode.
As a further optimization of the steering device for the scissor lift platform: steering vertical shafts are fixedly arranged on the driving wheel steering support and the driven wheel steering support, and the steering vertical shafts are rotatably connected with the lifting platform base.
As a further optimization of the steering device for the scissor lift platform: an oil cylinder seat is fixedly arranged on the lifting platform base, a cylinder body of the steering oil cylinder is rotatably arranged on the oil cylinder seat, and a piston rod of the steering oil cylinder is rotatably connected with the driving wheel steering support.
As a further optimization of the steering device for the scissor lift platform: and a power oil pump for driving the driving wheel is arranged on the driving wheel steering support.
The beneficial effects are that: the utility model provides a steering device for a scissor-fork type lifting platform, which is simple in structure, light in self weight, quick to detach and convenient to maintain, a power oil pump provides driving power, and a steering oil cylinder provides steering power, so that the equipped scissor-fork type lifting platform is flexible in steering, smaller in turning radius and capable of steering in a narrower area.
Drawings
FIG. 1 is a schematic representation of the use of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the front axle steering mechanism;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a front view of the rear axle steering mechanism;
fig. 6 is a top view of fig. 5.
Description of the drawings: 1. the device comprises a lifting platform underframe, 2, a steering vertical shaft, 3, a driven wheel, 4, a driving wheel, 5, a steering connecting rod, 6, a steering oil cylinder, 7, an oil cylinder seat, 8, a driving wheel steering support, 9, a driven wheel steering support, 10 and a power oil pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
Referring to fig. 1 to 6, a steering device for a scissor lift platform comprises a lift platform base 1, the steering device comprises two shaft steering mechanisms arranged in front and at back, each shaft steering mechanism comprises a steering connecting rod 5 and a steering oil cylinder 6, two ends of each steering connecting rod 5 are respectively connected with a driving wheel 4 and a driven wheel 3 in a rotating manner, the driving wheels 4 and the driven wheels 3 are both connected with the lift platform base 1 in a rotating manner, a cylinder body of each steering oil cylinder 6 is connected with the lift platform base 1 in a rotating manner, and a piston rod of each steering oil cylinder 6 is connected with the driving wheel 4 in a rotating manner.
The steering device can be applied to full-automatic moving scissor lifting platform equipment. The driving wheel 4 and the driven wheel 3 of the same shaft steering mechanism are coaxially arranged. In the process of moving the scissor type lifting platform, two driving wheels 4 obtain power firstly, and the driving wheels 4 drive the driven wheels 3 which are coaxial with the driving wheels to move in the same direction through the steering connecting rods 5. The steering oil cylinder 6 provides steering power for the shaft steering mechanism, when steering is needed, the steering oil cylinder 6 works, the steering oil cylinder 6 pushes the driving wheel 4 to change the motion direction, and the driving wheel 4 drives the driven wheel 3 which is coaxial with the driving wheel 4 to change the motion direction through the steering connecting rod 5.
The arrangement of the two shaft steering mechanisms may be two. The first setting mode is as follows: the two driving wheels 4 are positioned at two sides of the lifting platform base 1; the second setting mode is as follows: the two driving wheels 4 are positioned on the same side of the lifting platform base 1.
When the first arrangement mode is adopted, the driving wheel 4 of one shaft steering mechanism and the driven wheel 3 of the other shaft steering mechanism are positioned on the same side of the lifting platform base 1. When the steering oil cylinder 6 of one shaft steering mechanism drives the driving wheel 4 to rotate clockwise to the maximum angle, and the steering oil cylinder 6 of the other shaft steering mechanism drives the driving wheel 4 to rotate anticlockwise to the maximum angle, the turning radius of the steering device is the minimum, so that the scissor type lifting platform equipment provided with the steering device can perform steering operation in a narrower area.
When the second setting mode is adopted, the two driving wheels 4 are positioned at the same side of the lifting platform base 1, and the two driven wheels 4 are positioned at the same side of the lifting platform base 1. In this arrangement, the two steering cylinders 6 should drive the two driving wheels 4 to synchronously rotate in the same direction.
Example 2
Example 2 is an improvement over example 1: the driving wheel 4, the driven wheel 3 and the steering connecting rod 5 are connected with a driving wheel steering support 8 and a driven wheel steering support 9 in a rotating mode respectively, and the driving wheel steering support 8 and the driven wheel steering support 9 are both connected with the lifting platform base 1 in a rotating mode.
The driving wheel 4 is connected with a driving wheel steering support 8, and the driven wheel 3 is connected with a driven wheel steering support 9.
The specific structure of the steering link 5 is: the steering connecting rod 5 comprises an intermediate section, the two ends of the intermediate section are both connected with inclined sections, the inclined sections are connected with transition sections, the transition sections are parallel to the intermediate section, the transition sections are connected with connecting sections, and the two connecting sections are respectively connected with the driving wheel steering support 8 and the driven wheel steering support 9 in a rotating mode.
For a shaft steering mechanism, the motion of the driving wheel 4 drives the driving wheel steering support 8 to move synchronously, the driving wheel steering support 8 drives the driven wheel steering support 9 to move synchronously through the steering connecting rod 5, and the driven wheel steering support 9 drives the driven wheel 3 to move synchronously; when the steering is needed, the steering oil cylinder 6 pushes the driving wheel to steer the support 8 to change the direction, the driving wheel 4 changes the direction synchronously with the driving wheel to steer the support 8, the driving wheel to steer the support 8 drives the driven wheel to steer the support 9 to change the direction through the steering connecting rod 5, and the driven wheel to steer the support 9 to drive the driven wheel 3 to change the direction synchronously.
Example 3
Example 3 is an improvement on the basis of example 2: the specific connection mode of the driving wheel steering support 8 and the driven wheel steering support 9 with the lifting platform base 1 is as follows: and steering vertical shafts 2 are fixedly arranged on the driving wheel steering support 8 and the driven wheel steering support 9, and the steering vertical shafts 2 are rotatably connected with the lifting platform base 1.
The steering vertical shaft 2 is connected with a corresponding driving wheel steering bracket 8 or a corresponding driven wheel steering bracket 9 in a welding mode.
Example 4
Example 4 is a modification made on the basis of example 2: the specific setting mode of the steering oil cylinder 6 is as follows: an oil cylinder seat 7 is fixedly arranged on the lifting platform base 1, a cylinder body of the steering oil cylinder 6 is rotatably arranged on the oil cylinder seat 7, and a piston rod of the steering oil cylinder 6 is rotatably connected with the driving wheel steering support 8.
Example 5
Example 5 is a modification made on the basis of example 2: and a power oil pump 10 for driving the driving wheel 4 is arranged on the driving wheel steering support 8.
The power required by the driving wheel 4 is provided by a power oil pump 10.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a cut fork lift platform with turning to device, cut fork lift platform includes lift platform base (1), its characterized in that: the steering device comprises two shaft steering mechanisms arranged in front and at back, each shaft steering mechanism comprises a steering connecting rod (5) and a steering oil cylinder (6), two ends of each steering connecting rod (5) are respectively connected with a driving wheel (4) and a driven wheel (3) in a rotating mode, the driving wheels (4) and the driven wheels (3) are both connected with the lifting platform base (1) in a rotating mode, a cylinder body of each steering oil cylinder (6) is connected with the lifting platform base (1) in a rotating mode, and a piston rod of each steering oil cylinder (6) is connected with the driving wheels (4) in a rotating mode.
2. A steering arrangement for a scissor lift platform as claimed in claim 1, wherein: the driving wheel (4) and the driven wheel (3) are connected with a driving wheel steering support (8) and a driven wheel steering support (9) between the steering connecting rods (5) in a rotating mode respectively, and the driving wheel steering support (8) and the driven wheel steering support (9) are connected with the lifting platform base (1) in a rotating mode.
3. A steering arrangement for a scissor lift platform as claimed in claim 2, wherein: the steering connecting rod (5) comprises an intermediate section, the two ends of the intermediate section are both connected with inclined sections, the inclined sections are connected with transition sections, the transition sections are connected with connecting sections, and the two connecting sections are respectively connected with the driving wheel steering support (8) and the driven wheel steering support (9) in a rotating mode.
4. A steering arrangement for a scissor lift platform as claimed in claim 2, wherein: the driving wheel steering support (8) and the driven wheel steering support (9) are both fixedly provided with a steering vertical shaft (2), and the steering vertical shaft (2) is rotatably connected with the lifting platform base (1).
5. A steering arrangement for a scissor lift platform as claimed in claim 2, wherein: an oil cylinder seat (7) is fixedly arranged on the lifting platform base (1), a cylinder body of the steering oil cylinder (6) is rotatably arranged on the oil cylinder seat (7), and a piston rod of the steering oil cylinder (6) is rotatably connected with the driving wheel steering support (8).
6. A steering arrangement for a scissor lift platform as claimed in claim 2, wherein: and a power oil pump (10) for driving the driving wheel (4) is arranged on the driving wheel steering support (8).
CN202122625897.5U 2021-10-29 2021-10-29 Steering device for scissor-type lifting platform Active CN216512629U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122625897.5U CN216512629U (en) 2021-10-29 2021-10-29 Steering device for scissor-type lifting platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122625897.5U CN216512629U (en) 2021-10-29 2021-10-29 Steering device for scissor-type lifting platform

Publications (1)

Publication Number Publication Date
CN216512629U true CN216512629U (en) 2022-05-13

Family

ID=81525110

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122625897.5U Active CN216512629U (en) 2021-10-29 2021-10-29 Steering device for scissor-type lifting platform

Country Status (1)

Country Link
CN (1) CN216512629U (en)

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