CN109747736A - A kind of multifunctional platform that can be moved backward forward - Google Patents
A kind of multifunctional platform that can be moved backward forward Download PDFInfo
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- CN109747736A CN109747736A CN201711073767.7A CN201711073767A CN109747736A CN 109747736 A CN109747736 A CN 109747736A CN 201711073767 A CN201711073767 A CN 201711073767A CN 109747736 A CN109747736 A CN 109747736A
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- platform
- driving wheel
- wheel
- lifting device
- steering shaft
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Abstract
The present invention relates to the multifunctional platforms that one kind can move forward backward, its structure includes platform, driven wheel and driving wheel, driven wheel there are four being set below platform, four driven wheels are arranged in a rhombus shape in the lower section of platform, the middle position of mesa base is arranged in driving wheel, lifting device and transfer are additionally provided between driving wheel and platform, driving wheel is connected with four driven wheels respectively by steering shaft.The present invention not only possesses the ability for being transferred back to or moving along a straight line forward；And the lifting device by adding can not be by influence of topography normal walking；And the design also has the advantages that simple structure, easily fabricated, good appearance and highly effective.
Description
Technical field
The present invention relates to a kind of transport device, especially a kind of multifunctional platform that can be moved backward forward.
Background technique
Most of shipping platform in the prior art can only all be moved along a direction, there is fixed track, can not
Freely turn to；And such platform also suffers from the influence of landform during transportation, can not be more than low-lying again or pit
Place walking, but people also become more and more ordinary to the use of shipping platform with the development of industry, but the transport in reality
Platform is can not meet people's needs, so designing a kind of multifunctional platform that can be moved backward forward just seems especially heavy
It wants.
Chinese invention patent the CN102198816Ath discloses a kind of military conveying platform truck, and structure includes a bottom
Frame；One transmission platform is arranged above the chassis；One lifting device is connected between the chassis and the transmission platform；
One driver's cabin is mounted on the chassis；An and boom hoisting, which is characterized in that the boom hoisting includes: one is flexible
Door frame is mounted on the chassis comprising have: the first stringer and the second stringer are located at the military conveying platform truck
The left and right sides；First crossbeam and second cross beam are located at the head and the tail both ends of the military conveying platform truck；At least a set of boom dress
It sets, is mounted on the top of the flexible door frame, for voluntarily lifting cargo from the tail portion of the military conveying platform truck；And four
A supporting leg is mounted on the lower section of the flexible door frame.According to the present invention, it is not only able to achieve and free lifting is carried out to cargo, simultaneously
Also the normal transmission that can guarantee cargo on transmission platform, effectively increases working efficiency.But such shipping platform can not be low-lying again
Or the place walking more than pit, it uses and is inconvenient.
Summary of the invention
The technical problem to be solved in the invention is that platform is enable not influenced forwardly and rearwardly divertical motion by landform；
A kind of multifunctional platform that can be moved backward forward is provided.
In order to solve the above technical problems, structure of the invention includes platform, driven wheel and driving wheel, is set below platform
There are four driven wheel, four driven wheels are arranged in a rhombus shape in the lower section of platform, and the middle position of mesa base is arranged in driving wheel,
Be additionally provided with lifting device and transfer between driving wheel and platform, driving wheel by steering shaft respectively with four driven wheel phases
Even.
Further, the driving wheel is made up of two idler wheels pin shaft connection, steering shaft is connected to pin shaft vertically
On.
Further: the transfer includes hydraulic cylinder and connecting rod, and the shaft at hydraulic cylinder both ends passes through connecting rod respectively
It is flexibly connected with the both ends of pin shaft.
Further: the transfer includes pinion gear, gear wheel, rack gear and electric cylinder, and electric cylinder passes through rack gear
It is flexibly connected with gear wheel, pinion gear is sleeved in steering shaft, and steering shaft is flexibly connected by pinion gear with gear wheel.
Further: the lifting device is screw thread lifting device, which includes rotating electric machine, ball
Lead screw and ball-screw nut, rotating electric machine are arranged in the bottom of platform and are connected with ball-screw, and steering shaft passes through ball wire
Thick stick nut is movably connected on ball-screw.
Further: the lifting device is cylinder lifting device, and there are also pneumatic linear actuators, shaft coupling for the cylinder lifting device
It is sequentially connected composition with elevating lever, the bottom of platform is arranged in pneumatic linear actuator, and elevating lever is flexibly connected with steering shaft.
After adopting the above structure, the present invention not only possesses the ability for being transferred back to or moving along a straight line forward；And by adding
If lifting device can not be by influence of topography normal walking；And the design also has structure simple, easily fabricated, outer
The advantages of shape beauty and highly effective.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of transfer 5 in embodiment two.
Fig. 3 is the structural schematic diagram of lifting device in embodiment one.
Fig. 4 is the structural schematic diagram of lifting device in embodiment three.
In figure: 1 is platform, and 2 be driven wheel, and 3 be driving wheel, and 4 be pin shaft, and 5 be transfer, and 6 be steering shaft, and 7 be liquid
Cylinder pressure, 8 be connecting rod, and 9 be pinion gear, and 10 be gear wheel, and 11 be rack gear, and 12 be electric cylinder, and 13 be rotating electric machine, and 14 be ball wire
Thick stick nut, 15 be ball-screw, and 17 be pneumatic linear actuator, and 18 be shaft coupling, and 19 be elevating lever
Specific embodiment
Embodiment one
Such as the multifunctional platform that Fig. 1 one kind can move forward backward, structure includes platform 1, driven wheel 2 and driving wheel 3,
The lower section of platform 1 is set there are four driven wheel 2, and four driven wheels 2 are arranged in a rhombus shape in the lower section of platform 1, and the setting of driving wheel 3 is flat
The middle position of 1 bottom of platform, is additionally provided with lifting device and transfer 5 between driving wheel 3 and platform 1, driving wheel 3 passes through steering
Axis 6 is connected with four driven wheels 2 respectively.The driving wheel 3 is made up of two idler wheels the connection of pin shaft 4, and steering shaft 6 is perpendicular
Directly it is connected on pin shaft 4.The present invention is walked forward by the rotation of driving wheel 3 with platform 1 and driven wheel 2, by driving wheel 3
Between add transfer 5, so that platform is carried out free steering in motion process further along and backward, since driving wheel 3 leads to
It crosses steering shaft 6 to be connected with four driven wheels 2 respectively, when driving wheel 3 turns to, driven wheel 2 also can be turned to and then.The design
By having added lifting device between driving wheel 3 and platform 1, so that the center of gravity of platform 1 is adjusted, it can be low
It walks at hollow or cratered.Driving wheel 3 of the invention is in order to anti-by forming this design by the connection of pin shaft 4 by two idler wheels
Only there is locking situation in driving wheel 3, improves platform and works as security performance.
Transfer 5 as shown in Figure 1 includes hydraulic cylinder 7 and connecting rod 8, and the shaft at 7 both ends of hydraulic cylinder passes through connecting rod 8 respectively
It is flexibly connected with the both ends of pin shaft 4.The present invention is moved horizontally by the shaft of hydraulic cylinder 7 with connecting rod 8, to make connecting rod 8
It is rotated with pin shaft 4, completes the steering operation to driving wheel 3.
Lifting device as shown in Figure 3 is screw thread lifting device, which includes rotating electric machine 13, ball wire
Thick stick 15 and ball-screw nut 14, rotating electric machine 13 are arranged in the bottom of platform 1 and are connected with ball-screw 15, and steering shaft 6 is logical
Ball-screw nut 14 is crossed to be movably connected on ball-screw 15.The design is revolved by rotating electric machine 13 with ball-screw 15
Turn, the steering shaft being flexibly connected with ball-screw nut 14 6 is made to carry out being gone up and down under the action of being threadedly engaged, completes to drive
The change of 3 height of driving wheel.
Embodiment two
Embodiment two is roughly the same with embodiment one, and area's otherwise is that the structure of the transfer 5 is different.
The structure of its transfer 5 is as shown in Figure 2: including pinion gear 9, gear wheel 10, rack gear 11 and electric cylinder 12, electric cylinder 12 passes through
Rack gear 11 is flexibly connected with gear wheel 10, and pinion gear 9 is sleeved in steering shaft 6, and steering shaft 6 passes through pinion gear 9 and gear wheel 10
It is flexibly connected.The design is examined closely by electric cylinder 12 with rack gear 11, and gear wheel 10 revolves under the action of rack gear 11
Turn, pinion gear 9 can also rotate under the action of gear wheel 10, since pinion gear 9 is sleeved in steering shaft 6, when small
Steering shaft 6 can also rotate when gear 9 rotates, and driving wheel 3 can be completed to turn under the drive of steering shaft 6.
Embodiment three
Embodiment three is roughly the same with embodiment one, and area's otherwise is the structure of the lifting device
Difference, the lifting device are cylinder lifting device, and structure is as shown in Figure 4: including pneumatic linear actuator 17, shaft coupling 18 and elevating lever 19
It is sequentially connected composition, the bottom of platform 1 is arranged in pneumatic linear actuator 17, and elevating lever 19 is flexibly connected with steering shaft 6.The design passes through gas
Dynamic cylinder 17 stretches with elevating lever 19, so that elevating lever 19 be made to be gone up and down with steering shaft 6, completes high to driving wheel 3
The adjustment of degree.
Example IV
Example IV is roughly the same with embodiment one, and area's otherwise is the transfer 5 and lifting device
The structure of the difference of structure, the transfer 5 is as shown in Figure 2: including pinion gear 9, gear wheel 10, rack gear 11 and electric cylinder
12, electric cylinder 12 is flexibly connected by rack gear 11 with gear wheel 10, and pinion gear 9 is sleeved in steering shaft 6, and steering shaft 6 passes through small
Gear 9 is flexibly connected with gear wheel 10.The design is examined closely by electric cylinder 12 with rack gear 11, and gear wheel 10 is in rack gear 11
Under the action of rotate, pinion gear 9 can also rotate under the action of gear wheel 10, due to pinion gear 9 be sleeved on turn
To on axis 6, when pinion gear 9 rotates, steering shaft 6 can also rotate, and driving wheel 3 can be complete under the drive of steering shaft 6
At steering.The structure is as shown in Figure 4: being sequentially connected composition, pneumatic linear actuator including pneumatic linear actuator 17, shaft coupling 18 and elevating lever 19
17 are arranged in the bottom of platform 1, and elevating lever 19 is flexibly connected with steering shaft 6.The design is by pneumatic linear actuator 17 with elevating lever 19
It stretches, so that elevating lever 19 be made to be gone up and down with steering shaft 6, completes the adjustment to 3 height of driving wheel.
The present invention not only possesses the ability for being transferred back to or moving along a straight line forward in summary；And the lifting by adding
Device can not be by influence of topography normal walking；And the design also have simple structure, easily fabricated, good appearance and
The advantages of highly effective.
Claims (6)
1. the multifunctional platform that one kind can move forward backward, structure includes platform (1), driven wheel (2) and driving wheel (3),
It is characterized by: being set below platform (1) there are four driven wheel (2), four driven wheels (2) are arranged in a rhombus shape in platform (1)
Lower section, driving wheel (3) setting are additionally provided with lifting dress between the middle position of platform (1) bottom, driving wheel (3) and platform (1)
It sets and is connected respectively with four driven wheels (2) with transfer (5), driving wheel (3) by steering shaft (6).
2. the multifunctional platform that one kind according to claim 1 can move forward backward, it is characterised in that: the driving
Wheel (3) is made up of two idler wheels pin shaft (4) connection, and steering shaft (6) is connected to vertically on pin shaft (4).
3. the multifunctional platform that one kind according to claim 2 can move forward backward, it is characterised in that: the steering
Device (5) includes hydraulic cylinder (7) and connecting rod (8), and the shaft at hydraulic cylinder (7) both ends passes through the two of connecting rod (8) and pin shaft (4) respectively
End is flexibly connected.
4. the multifunctional platform that one kind according to claim 1 can move forward backward, it is characterised in that: the steering
Device (5) includes pinion gear (9), gear wheel (10), rack gear (11) and electric cylinder (12), electric cylinder (12) by rack gear (11) with
Gear wheel (10) is flexibly connected, and pinion gear (9) is sleeved on steering shaft (6), and steering shaft (6) passes through pinion gear (9) and gear wheel
(10) it is flexibly connected.
5. the multifunctional platform that one kind according to claim 1 can move forward backward, it is characterised in that: the lifting
Device is screw thread lifting device, which includes rotating electric machine (13), ball-screw (15) and ball-screw nut
(14), rotating electric machine (13) is arranged the bottom in platform (1) and is connected with ball-screw (15), and steering shaft (6) passes through ball wire
Thick stick nut (14) is movably connected on ball-screw (15).
6. the multifunctional platform that one kind according to claim 1 can move forward backward, it is characterised in that: the lifting
Device is cylinder lifting device, and there are also pneumatic linear actuator (17), shaft coupling (18) and elevating levers (19) successively to connect for the cylinder lifting device
Composition is connect, the bottom of platform 1 is arranged in pneumatic linear actuator (17), and elevating lever (19) is flexibly connected with steering shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073767.7A CN109747736A (en) | 2017-11-05 | 2017-11-05 | A kind of multifunctional platform that can be moved backward forward |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073767.7A CN109747736A (en) | 2017-11-05 | 2017-11-05 | A kind of multifunctional platform that can be moved backward forward |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109747736A true CN109747736A (en) | 2019-05-14 |
Family
ID=66400706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711073767.7A Withdrawn CN109747736A (en) | 2017-11-05 | 2017-11-05 | A kind of multifunctional platform that can be moved backward forward |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109747736A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007025833A1 (en) * | 2007-05-30 | 2008-12-11 | Hans Schwehm | Module carrier vehicle for area of graveyard, has support units arranged at steel frame construction hydraulically changed in length and breadth to ensure application of vehicle in application areas with different ground coverages |
| CN104608582A (en) * | 2015-02-12 | 2015-05-13 | 柏跃龙 | Wheel of novel mobile lift platform |
| CN204451912U (en) * | 2015-02-12 | 2015-07-08 | 柏跃龙 | A kind of wheel of Novel movable lifting table |
| CN106945750A (en) * | 2017-03-15 | 2017-07-14 | 中国农业大学 | A kind of robot implement porter of swinging shaft four-wheel drive |
-
2017
- 2017-11-05 CN CN201711073767.7A patent/CN109747736A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007025833A1 (en) * | 2007-05-30 | 2008-12-11 | Hans Schwehm | Module carrier vehicle for area of graveyard, has support units arranged at steel frame construction hydraulically changed in length and breadth to ensure application of vehicle in application areas with different ground coverages |
| CN104608582A (en) * | 2015-02-12 | 2015-05-13 | 柏跃龙 | Wheel of novel mobile lift platform |
| CN204451912U (en) * | 2015-02-12 | 2015-07-08 | 柏跃龙 | A kind of wheel of Novel movable lifting table |
| CN106945750A (en) * | 2017-03-15 | 2017-07-14 | 中国农业大学 | A kind of robot implement porter of swinging shaft four-wheel drive |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190514 |