CN105967116B - The scissor aerial work platform of forerunner's front steering - Google Patents
The scissor aerial work platform of forerunner's front steering Download PDFInfo
- Publication number
- CN105967116B CN105967116B CN201610448971.1A CN201610448971A CN105967116B CN 105967116 B CN105967116 B CN 105967116B CN 201610448971 A CN201610448971 A CN 201610448971A CN 105967116 B CN105967116 B CN 105967116B
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- Prior art keywords
- steering
- wheel
- chassis
- frame
- scissor
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Handcart (AREA)
Abstract
The present invention relates to a kind of scissor aerial work platforms of forerunner's front steering.It includes traveling chassis and lifting gear, and traveling chassis includes chassis body and mobile devices, and mobile devices include revolver frame, right wheel frame, linkage rack and steering cylinder；Revolver frame, right wheel frame are rotatably installed in by wheel frame axle in chassis body；Linkage rack both ends are respectively hinged at revolver frame, on right wheel frame；One end of steering cylinder is installed on linkage rack, and the other end is affixed by an installing plate and the wheel frame axle.The present invention uses the allocation plan of forerunner's front steering, while chassis is simplified, improves the flexibility of steering；The present invention additionally uses potentiometer, potentiometer is arranged on the axis of lifting gear, any adjustable height corresponds to the unique rotation angle of rotation axis, potentiometer is made to show unique resistance value, each unique corresponding resistance value of height is recorded in controller, and the adjustable height of the lifting gear is limited to realize by setting resistance value.
Description
Technical field
The present invention relates to hoistable platform technical fields, and in particular to a kind of scissor aerial work platform.
Background technology
Aerial work platform Aerial work platform are to serve every profession and trade working at height, equipment installation, maintenance
Etc. mobilitys working at height product.Aerial work platform Related product mainly has：Scissor-type, straight arm type, is cranked arm at gantry type
Formula, telescopic, column type, saddle climbing type etc..
Scissor aerial work platform has higher stability, roomy job platform and higher bearing capacity, makes height
Idle job range bigger is simultaneously suitble to more people operation simultaneously.It makes working at height more efficient, and safety more ensures.The product collection four
Wheel it is mobile with two wheel tractions, platform chassis is done using automobile, tricycle or storage battery chassis, using this car engine or
Direct current does power, not only wheeled but also can drive lifting platform, be widely used in the industries such as urban construction, oil field, traffic, municipal administration, plant area
Working at height.Such as application No. is 201510438415.1 Chinese invention patent application, disclosing a kind of has high stability
Travel the aerial work platform turned to.It includes traveling chassis and lifting gear, and mobile devices include left steering wheel and deflecting roller
And leg structure, traveling chassis include vehicle frame plate, supporting leg seat board, supporting leg installing plate, support outer tube, support inner tube and support feet,
Lifting gear includes scissor lift structure and workbench, and workbench includes platform and fixes bottom plate, railing frame and handrail door.
Existing scissor aerial work platform is dimensionally larger, it is impossible to be well adapted for a variety of occasions.It if will be existing
Some scissor aerial work platforms reduce, then will encounter various problems, and the setting such as turned to, original steering mechanism is due to ruler
It is very little bigger than normal complicated, it is difficult to adapt to the scissor aerial work platform of scaled down version.
Invention content
The invention solves above-mentioned technical problem, so as to provide a kind of scissor aerial work platform of forerunner's front steering.
Technical proposal that the invention solves the above-mentioned problems is as follows：
The scissor aerial work platform of forerunner's front steering, including traveling chassis and lifting gear, traveling chassis packet
Include chassis body and mobile devices, the mobile devices include left steering wheel, right turn wheel, revolver frame, right wheel frame, linkage rack with
And steering cylinder, the left steering wheel, right turn wheel are separately mounted to revolver frame, on right wheel frame, left steering wheel, right turn wheel point
Driving is not realized by the left drive motor being fixed on revolver frame, the right drive motor being fixed on right wheel frame；Revolver frame, the right side
Wheel carrier is rotatably installed in by wheel frame axle in chassis body；The linkage rack both ends are respectively hinged at revolver frame, on right wheel frame；Institute
It states linkage rack and further includes a steering cylinder mounting portion, for installing one end of the steering cylinder；The steering cylinder it is another
End is affixed by an installing plate and the wheel frame axle, so as to make left steering wheel and right turn when the control steering cylinder extends
Wheel is turned to towards side, left steering wheel and right turn wheel is made to be turned to towards opposite side when the control steering cylinder is shunk.
As a preferred embodiment of the above technical solution, the lifting gear includes scissor type elevating structure and hoistable platform, described
Scissor type elevating structure is formed by connecting by a number of scissor unit, and scissor unit one end of bottom is hinged on traveling chassis
On, the other end is hinged on sliding block, and the sliding block is slidably matched with the traveling chassis；Lifting inspection control system is further included, it is described
It lifts inspection control system and includes potentiometer and controller in the rotation axis of scissor type elevating structure, any lifting is high
Degree corresponds to the unique rotation angle of the rotation axis, and potentiometer is made to show unique resistance value, and each height is unique corresponding
Resistance value is recorded in controller, and the adjustable height of the lifting gear is limited to realize by setting resistance value.
As a preferred embodiment of the above technical solution, the chassis body further includes pit-hole component, and the pit-hole component includes turning over
Plate, claw, lower link, middle connecting rod and compression bar, the compression bar are movably installed in sleeve inner, and upper end is used to accept lifting gear
Compressing, lower end are resisted against on the pinch roller for being rotationally connected with described middle connecting rod one end, the middle connecting rod other end and described lower link one end
Rotation connection, the lower link other end are flexibly connected with described claw one end, and the claw is used to fix the turnover panel；The middle company
It is rotatably connected on substrate by first axle in the middle part of bar, the claw other end is rotatably connected on by the second axis on substrate；Lifting dress
When putting decline, the upper end of compression bar is pushed down, power is transmitted to middle connecting rod one end by pinch roller, and by the rotation of middle connecting rod, power is transmitted to
The middle connecting rod other end, power pass to lower link, and a part of power is transmitted to claw by lower link, and another part power is applied to gas bar
On, recycle gas bar, savings potential energy is in gas bar；Simultaneously as claw is fixed with turnover panel so that turnover panel is packed up；And lifting gear
During rising, the compressing of compression bar upper end is released from, the potential energy being stored in gas bar, and gas bar is opened, and passes through the form of power, effect
In lower link, on the one hand turnover panel is driven to erect, on the other hand reset compression bar by the transmission of power, be allowed to be suitable for accepting lifting dress
The compressing again put；When turnover panel erects, complete machine can be avoided to be absorbed in pit-hole.
As a preferred embodiment of the above technical solution, the chassis body is provided with drawer, the hydraulic oil pump of steering cylinder, control
Device and accumulator are arranged in the drawer.
As a preferred embodiment of the above technical solution, the power cord of hydraulic oil pump, controller and accumulator and signal wire are from institute
It states after drawer picks out, is installed by the drag chain activity for being arranged on chassis body to bearing.
The invention has the advantages that：
1st, the present invention has simplified steering, has been allowed to cutting suitable for minification by the ingenious setting of steering cylinder
The chassis of fork lifter；
2nd, the present invention uses the allocation plan of forerunner's front steering, while chassis is simplified, also improves the flexible of steering
Property；
3rd, pit-hole component is additionally provided on chassis of the invention, has both avoided complete machine and be absorbed in pit-hole, while improve the machine
Travel speed, even if lifting assembly rise after, also being capable of fast running；
4th, drawer is additionally provided on chassis of the invention, hydraulic pump, controller and accumulator are all disposed in it, are occurred
Drawer can be extracted out during failure, easy access；
5th, the present invention due to size reduction, simplify by structure, therefore inconvenient by the way that travel switch is set to remove limitation lifting dress
The adjustable height put；Therefore present invention employs potentiometric technical solutions, and potentiometer is arranged on the axis of lifting gear, appoint
One adjustable height corresponds to the unique rotation angle of rotation axis, and potentiometer is made to show unique resistance value, and each height is unique
Corresponding resistance value is recorded in controller, realizes that the adjustable height to the lifting gear carries out by setting resistance value
Limiting.
Description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the structure chart of mobile devices of the present invention；
Fig. 3 is the structure chart of pit-hole component of the present invention；
In figure, 1- travelings chassis；2- lifting gears；
11- chassis bodies；12- mobile devices；
21- scissor type elevating structures；22- hoistable platforms；
11-1- turnover panels, 11-2- claws, 11-3- lower links, connecting rod in 11-4-, 11-5- compression bars, 11-6- substrates, 11-7-
First axle, the second axis of 11-8-, 11-9- gas bars；
121- left steering wheels, 122- right turn wheels, 123- revolver framves, 124- right wheel framves, 125- linkage racks, 126- steering oils
Cylinder, 127- installing plates, the left drive motors of 128-, the right drive motors of 129-, 130- wheel frame axles；1251- steering cylinder mounting portions；
211- scissor units, 212- sliding blocks, 213- potentiometers.
Specific embodiment
As shown in Figure 1, a kind of scissor aerial work platform of forerunner's front steering, including traveling chassis 1 and lifting gear
2.It travels chassis and includes chassis body 11 and mobile devices 12.The lifting gear 2 includes scissor type elevating structure 21 and lifting
Platform 22.
As shown in Fig. 2, mobile devices 12 include left steering wheel 121, right turn wheel 122, revolver frame 123, right wheel frame 124,
Linkage rack 125 and steering cylinder 126, the left steering wheel 121, right turn wheel 122 are separately mounted to revolver frame 123, right wheel
On frame 124, left steering wheel 121, right turn wheel 122 are respectively by the left drive motor 128 that is fixed on revolver frame 123, fixed
Right drive motor 129 on right wheel frame 124 realizes driving；Revolver frame 123, right wheel frame 124 are rotatablely installed by wheel frame axle 130
In chassis body 11；125 both ends of linkage rack are respectively hinged at revolver frame 123, on right wheel frame 124；The linkage rack 125
A steering cylinder mounting portion 1251 is further included, for installing one end of the steering cylinder 126；The steering cylinder 126 it is another
One end is affixed by an installing plate 127 and the wheel frame axle 130, so as to make left-hand rotation when the control steering cylinder 126 extends
It turns to, left steering wheel 121 is made when the control steering cylinder 126 is shunk and turns right towards side to wheel 121 and right turn wheel 122
It is turned to wheel 122 towards opposite side.
As shown in Figure 1, scissor type elevating structure 21 is formed by connecting by a number of scissor unit 211, the scissor of bottom
211 one end of unit is hinged on traveling chassis 1, and the other end is hinged on sliding block 212, the sliding block 212 and the traveling chassis 1
It is slidably matched；Lifting inspection control system is further included, the lifting inspection control system includes the rotation mounted on scissor type elevating structure 21
Potentiometer 213 and controller on axis, any adjustable height correspond to the unique rotation angle of the rotation axis, make current potential
Meter 213 shows unique resistance value, and each unique corresponding resistance value of height is recorded in controller, by setting resistance value
The adjustable height of the lifting gear is limited to realize.
As shown in figure 3, chassis body 11 further includes pit-hole component, the pit-hole component include turnover panel 11-1, claw 11-2,
Lower link 11-3, middle connecting rod 11-4 and compression bar 11-5, the compression bar 11-5 are movably installed in sleeve inner, and upper end rises for accepting
The compressing of falling unit 2, lower end are resisted against on the pinch roller for being rotationally connected with described middle connecting rod 11-4 one end, the middle connecting rod 11-4 other ends
It is rotatablely connected with described lower link 11-3 one end, the lower link 11-3 other ends are flexibly connected with described claw 11-2 one end, described
Claw 11-2 is used to fix the turnover panel 11-1；Substrate is rotatably connected on by first axle 11-7 in the middle part of the middle connecting rod 11-4
On 11-6, the claw 11-2 other ends are rotatably connected on by the second axis 11-8 on substrate 11-6；When lifting gear 2 declines, push down
The upper end of compression bar 11-5, power are transmitted to middle connecting rod 11-4 one end by pinch roller, by the rotation of middle connecting rod 11-4, during power is transmitted to
The connecting rod 11-4 other ends, power pass to lower link 11-3, and a part of power is transmitted to claw 11-2 by lower link 11-3, by another part
Power is applied on gas bar 11-9, recycles gas bar 11-9, and savings potential energy is in gas bar 11-9；Simultaneously as claw 11-2 is with turnover panel
11-1 is fixed so that turnover panel 11-1 is packed up；And during the rising of lifting gear 2, the compressing of compression bar 11-5 upper ends is released from, and is stored in gas
Potential energy in bar 11-9, gas bar 11-9 are opened, and by the form of power, are acted on lower link 11-3, are on the one hand driven turnover panel
11-1 is erected, and on the other hand resets compression bar 11-5 by the transmission of power, is allowed to the pressure again for being suitable for accepting lifting gear 2
Compel；When turnover panel 11-1 is erected, complete machine can be avoided to be absorbed in pit-hole.
As shown in Figure 1, the chassis body 11 is provided with drawer 111, the hydraulic oil pump of steering cylinder 126, controller with
And accumulator is arranged in the drawer 111.Hydraulic oil pump, the power cord of controller and accumulator and signal wire are from the pumping
After drawer 111 picks out, installed by the drag chain activity for being arranged on chassis body 11 to bearing.
Claims (4)
1. the scissor aerial work platform of forerunner's front steering, including travelling chassis（1）And lifting gear（2）, the traveling bottom
Disk includes chassis body（11）And mobile devices（12）, the mobile devices（12）Including left steering wheel（121）, right turn wheel
（122）, revolver frame（123）, right wheel frame（124）, linkage rack（125）And steering cylinder（126）, the left steering wheel（121）、
Right turn wheel（122）It is separately mounted to revolver frame（123）, right wheel frame（124）On, left steering wheel（121）, right turn wheel（122）
Respectively by being fixed on revolver frame（123）On left drive motor（128）, be fixed on right wheel frame（124）On right drive motor
（129）Realize driving；Revolver frame（123）, right wheel frame（124）Pass through wheel frame axle（130）It is rotatably installed in chassis body（11）On；
It is characterized in that：The linkage rack（125）Both ends are respectively hinged at revolver frame（123）, right wheel frame（124）On；The linkage rack
（125）Further include a steering cylinder mounting portion（1251）, for installing the steering cylinder（126）One end；The steering oil
Cylinder（126）The other end pass through an installing plate（127）With the wheel frame axle（130）It is affixed, so as to when the control steering cylinder
（126）Make left steering wheel during elongation（121）With right turn wheel（122）It is turned to towards side, when the control steering cylinder（126）It receives
Make left steering wheel during contracting（121）With right turn wheel（122）It is turned to towards opposite side；
The lifting gear（2）Including scissor type elevating structure（21）And hoistable platform（22）, the scissor type elevating structure
（21）By a number of scissor unit（211）It is formed by connecting, the scissor unit of bottom（211）One end is hinged on traveling chassis
（1）On, the other end is hinged on sliding block（212）On, the sliding block（212）With the traveling chassis（1）It is slidably matched；Further include liter
Inspection control system drops, and the lifting inspection control system includes being mounted on scissor type elevating structure（21）Rotation axis on potentiometer
（213）And controller, any adjustable height correspond to the unique rotation angle of the rotation axis, make potentiometer（213）It is in
Reveal unique resistance value, each unique corresponding resistance value of height is recorded in controller, is realized by setting resistance value
The adjustable height of the lifting gear is limited.
2. the scissor aerial work platform of forerunner's front steering according to claim 1, it is characterised in that：The chassis sheet
Body（11）Pit-hole component is further included, the pit-hole component includes turnover panel（11-1）, claw（11-2）, lower link（11-3）, middle company
Bar（11-4）And compression bar（11-5）, the compression bar（11-5）Sleeve inner is movably installed in, upper end is used to accept lifting gear（2）
Compressing, lower end, which is resisted against, is rotationally connected with the middle connecting rod（11-4）On the pinch roller of one end, middle connecting rod（11-4）The other end with
The lower link（11-3）One end is rotatablely connected, lower link（11-3）The other end and the claw（11-2）One end is flexibly connected,
The claw（11-2）For fixing the turnover panel（11-1）；The middle connecting rod（11-4）Middle part passes through first axle（11-7）Rotation
It is connected to substrate（11-6）On, claw（11-2）The other end passes through the second axis（11-8）It is rotatably connected on substrate（11-6）On；It rises
Falling unit（2）During decline, compression bar is pushed down（11-5）Upper end, power is transmitted to middle connecting rod by pinch roller（11-4）One end, in
Connecting rod（11-4）Rotation, power is transmitted to middle connecting rod（11-4）The other end, power pass to lower link（11-3）, lower link（11-3）
A part of power is transmitted to claw（11-2）, another part power is applied to gas bar（11-9）On, make gas bar（11-9）Recycling, savings
Potential energy is in gas bar（11-9）；Simultaneously as claw（11-2）With turnover panel（11-1）It is fixed so that turnover panel（11-1）It packs up；And it rises
Falling unit（2）During rising, compression bar（11-5）The compressing of upper end is released from, and is stored in gas bar（11-9）In potential energy, gas bar
（11-9）It opens, by the form of power, acts on lower link（11-3）, on the one hand drive turnover panel（11-1）It erects, on the other hand
Compression bar is made by the transmission of power（11-5）It resets, is allowed to be suitable for accepting lifting gear（2）Compressing again；Turnover panel（11-1）It is vertical
When rising, complete machine can be avoided to be absorbed in pit-hole.
3. the scissor aerial work platform of forerunner's front steering according to claim 1, it is characterised in that：The chassis sheet
Body（11）It is provided with drawer（111）, steering cylinder（126）Hydraulic oil pump, controller and accumulator be arranged on the drawer
（111）In.
4. the scissor aerial work platform of forerunner's front steering according to claim 3, it is characterised in that：Hydraulic oil pump,
The power cord and signal wire of controller and accumulator are from the drawer（111）After picking out, by being arranged on chassis body（11）
Drag chain activity install to bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610448971.1A CN105967116B (en) | 2016-06-21 | 2016-06-21 | The scissor aerial work platform of forerunner's front steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610448971.1A CN105967116B (en) | 2016-06-21 | 2016-06-21 | The scissor aerial work platform of forerunner's front steering |
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| Publication Number | Publication Date |
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| CN105967116A CN105967116A (en) | 2016-09-28 |
| CN105967116B true CN105967116B (en) | 2018-07-03 |
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| CN201610448971.1A Active CN105967116B (en) | 2016-06-21 | 2016-06-21 | The scissor aerial work platform of forerunner's front steering |
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| CN107827024B (en) * | 2017-12-11 | 2023-06-30 | 湖南杰希重工有限公司 | Combined aerial work platform scissor fork type lifting limiting mechanism and working method |
| EP3947110A1 (en) * | 2019-04-05 | 2022-02-09 | Oshkosh Corporation | Lift steering systems and methods |
| WO2020205161A1 (en) * | 2019-04-05 | 2020-10-08 | Oshkosh Corporation | Fully-electric scissor lift |
| CN110467132A (en) * | 2019-08-12 | 2019-11-19 | 浙江瀚镪自动化设备股份有限公司 | A kind of walking scissor aerial work platform certainly with drawer structure |
| CN113120820A (en) * | 2021-05-12 | 2021-07-16 | 三一帕尔菲格特种车辆装备有限公司 | Full-electric aerial work platform |
| CN113880018B (en) * | 2021-09-30 | 2023-04-18 | 湖南中联重科智能高空作业机械有限公司 | Steering mechanism, operation platform chassis and scissor-fork type aerial operation platform thereof |
| CN113911956A (en) * | 2021-12-13 | 2022-01-11 | 徐州琦铭斯智能科技有限公司 | A transfer equipment for instrument and meter makes |
| CN114084856A (en) * | 2021-12-21 | 2022-02-25 | 浙江鼎力机械股份有限公司 | Narrow-distance scissor-type aerial work platform |
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| CN105967116A (en) | 2016-09-28 |
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