CN219523603U - Five-link hydro-pneumatic suspension running gear with rotary support steering function - Google Patents
Five-link hydro-pneumatic suspension running gear with rotary support steering function Download PDFInfo
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- CN219523603U CN219523603U CN202320803575.1U CN202320803575U CN219523603U CN 219523603 U CN219523603 U CN 219523603U CN 202320803575 U CN202320803575 U CN 202320803575U CN 219523603 U CN219523603 U CN 219523603U
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Abstract
The utility model discloses a five-link hydro-pneumatic suspension running gear with a rotary support steering function, which comprises a suspension hydro-pneumatic cylinder, a driving axle, a slewing bearing, a wheel assembly, a support slewing frame, a driving motor and a five-link mechanism, wherein the wheel assembly is arranged on two sides of the driving axle, the driving motor drives the wheel assembly to rotate through the driving axle, the support slewing frame is arranged above the driving axle through the suspension hydro-pneumatic cylinder and the five-link mechanism, the slewing bearing is fixed above the support slewing frame and is used for connecting a frame and the support slewing frame, the five-link mechanism comprises a transverse pull rod and four longitudinal pull rods, joint bearings are arranged at two ends of the transverse pull rod and the longitudinal pull rod, the transverse pull rod is arranged between the support slewing frame and the driving axle, one end of the transverse pull rod is hinged with one side of the driving axle, and the other end of the transverse pull rod is hinged with the other side of the driving axle and the support slewing frame. The hydro-pneumatic suspension walking device is high in universality, suitable for driving devices with different loads, good in smoothness, simple in structure and good in economy.
Description
Technical Field
The utility model relates to the technical field of walking mechanical devices, in particular to a five-link hydro-pneumatic suspension walking device with a rotary support steering function.
Background
At present, the tunnel construction in China is gradually replaced by a hard rock tunneling machine by the original drilling and blasting method, the matched transportation is rail transportation after the early tunneling machine, the rail transportation occupies a passage for a long time, the cross operation is not applicable, and the trackless rubber wheel double-head vehicle gradually becomes a main stream transportation tool. The trackless rubber-tyred double-head vehicle at the present stage adopts a hydraulic driving scheme mostly, the hydraulic driving force is large, motor speed reducers are easy to distribute and arrange, the technology is mature, and the trackless rubber-tyred double-head vehicle is accepted by most manufacturers. The hydraulic transmission efficiency is low, and the hydraulic transmission device is only suitable for fuel vehicles. The pure electric vehicle driving device has the characteristics of no pollution, low noise, no attenuation of plateau construction power, low comprehensive cost and the like, is accepted by users gradually, has high development and input cost, particularly has fewer vehicles in specific application scenes, has higher development cost and brings great obstacle to pure electric vehicle.
Disclosure of Invention
The utility model provides a five-link hydro-pneumatic suspension running gear with a rotary support steering function, which has strong universality, can be suitable for driving devices with different loads, and has good smoothness, simple structure and good economy.
The utility model provides a five-link oil gas suspension running gear that belt revolution support was turned to, includes suspension oil cylinder, transaxle, slewing bearing, wheel assembly, support revolving frame, driving motor and five-link mechanism, the wheel assembly is installed in the both sides of transaxle, driving motor passes through the transaxle transmission and drives the wheel assembly rotation, the support revolving frame passes through suspension oil cylinder and five-link mechanism and installs in the transaxle top, slewing bearing is fixed in support revolving frame top for connect frame and support revolving frame, five-link mechanism includes a transverse pull rod and four vertical pull rods, joint bearings are all installed at the both ends of transverse pull rod and vertical pull rod, transverse pull rod is located between support revolving frame and the transaxle, one end of transverse pull rod articulates with one side of transaxle, and the other side and the support revolving frame of the other end and the transaxle of transverse pull rod are articulated.
As the optimization of the technical scheme, the supporting revolving frame comprises a top plate and connecting lugs which are integrally formed, the connecting lugs and the suspension oil cylinder are oppositely arranged on two sides of the driving axle, the four longitudinal pull rods are divided into two groups, one end of each longitudinal pull rod is hinged with one group of connecting lugs, and the other end of each longitudinal pull rod is hinged with the driving axle.
As the optimization of the technical scheme, a supporting seat hinged with the other end of the longitudinal pull rod is also fixed on the driving axle.
As the optimization of the technical scheme, the driving motor is vertically and fixedly connected with the middle part of the driving axle and rotates through the engagement of the internal gears.
The utility model has the beneficial effects that:
1. the practicality is strong: the device with different numbers is connected on the frame in groups, and the suspension cylinders are connected in parallel in groups, so that the tunnel transport vehicle with various loading capacities can be formed.
2. The structure is simple: the suspension device consists of four longitudinal pull rods, a transverse pull rod and two suspension oil cylinders, has simple structure, can change the sizes of the pull rods and the suspension oil cylinders, can form driving devices with different bearing tonnages, and has good universality.
3. The structure is compact: the driving motor is longitudinally connected with the driving axle, a transmission shaft between the driving motor and the driving axle is omitted, and the motor transmits power to the wheel assembly through gear transmission in the axle.
4. The smoothness is good: the suspension oil cylinder can consume impact energy through the unidirectional damping holes in the oil cylinder due to vibration impact caused by uneven ground, and can transmit overload load to the other group of wheels.
Drawings
Fig. 1 is a schematic structural diagram of the present utility model.
Fig. 2 is a schematic structural diagram of the second embodiment of the present utility model.
Fig. 3 is a front view of the present utility model.
Fig. 4 is a side view of the present utility model.
The reference numerals are as follows: 1-suspension oil cylinder, 2-driving axle, 3-slewing bearing, 4-wheel assembly, 5-supporting slewing frame, 501-roof, 502-connecting lug, 6-driving motor, 7-transverse pull rod, 8-longitudinal pull rod, 9-knuckle bearing and 10-supporting seat.
Detailed Description
The technical scheme of the utility model is clearly and completely described below with reference to the accompanying drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The five-link hydro-pneumatic suspension running gear with the rotary support steering as shown in fig. 1 to 4 comprises a suspension hydro-pneumatic cylinder 1, a driving axle 2, a slewing bearing 3, a wheel assembly 4, a support slewing frame 5, a driving motor 6 and a five-link mechanism, wherein the wheel assembly 4 is arranged on two sides of the driving axle 2, the driving motor 6 drives the wheel assembly 4 to rotate through the driving axle 2, the support slewing frame 5 is arranged above the driving axle 2 through the suspension hydro-pneumatic cylinder 1 and the five-link mechanism, the slewing bearing 3 is fixed above the support slewing frame 5 and used for connecting a frame and the support slewing frame 5, the five-link mechanism comprises a transverse pull rod 7 and four longitudinal pull rods 8, joint bearings 9 are arranged at two ends of the transverse pull rod 7 and the longitudinal pull rods 8, the transverse pull rod 7 is arranged between the support slewing frame 5 and the driving axle 2, one end of the transverse pull rod 7 is hinged with one side of the driving axle 2, and the other end of the transverse pull rod 7 is hinged with the other side of the driving axle 2 and the support slewing frame 5.
In this embodiment, the supporting turret 5 includes an integrally formed top plate 501 and a connecting lug 502, the connecting lug 502 and the suspension oil cylinder 1 are relatively disposed on two sides of the drive axle 2, the four longitudinal tie rods 8 are divided into two groups, one end of each of the four longitudinal tie rods is hinged to one group of the connecting lugs 502, and the other end of each of the four longitudinal tie rods is hinged to the drive axle 2.
In this embodiment, a supporting seat 10 hinged to the other end of the longitudinal tie 8 is also fixed on the driving axle 2.
In this embodiment, the driving motor 6 is vertically and fixedly connected to the middle part of the driving axle 2, and rotates through internal gear engagement.
The embodiment adopts a five-connecting-rod connection transmission mode by optimizing the structure of the oil-gas suspension walking device, and has the following advantages: the device has strong practicability, different numbers of devices are connected on the frame in groups, and the suspension cylinders are connected in parallel in groups, so that tunnel transport vehicles with various loading capacities can be formed; the suspension device consists of four longitudinal pull rods, one transverse pull rod and two suspension oil cylinders, has a simple structure, can change the sizes of the pull rods and the suspension oil cylinders, can form driving devices with different bearing tonnages, and has good universality; the structure is compact, the driving motor is longitudinally connected with the driving axle, a transmission shaft between the driving motor and the driving axle is omitted, and the motor transmits power to the wheel assembly through gear transmission in the axle; the suspension oil cylinder has good smoothness, can consume impact energy through the unidirectional damping holes in the oil cylinder due to vibration impact caused by uneven ground, and can transmit overload load to the other group of wheels.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (4)
1. A five-link hydro-pneumatic suspension running gear with rotary support steering is characterized in that: the wheel assembly is arranged on two sides of the driving axle, the driving motor drives the wheel assembly to rotate through driving axle transmission, the supporting revolving frame is arranged above the driving axle through the suspension oil cylinder and the five-bar mechanism, the slewing bearing is fixed above the supporting revolving frame and used for connecting a frame and the supporting revolving frame, the five-bar mechanism comprises a transverse pull rod and four longitudinal pull rods, joint bearings are arranged at two ends of the transverse pull rod and the longitudinal pull rod, the transverse pull rod is arranged between the supporting revolving frame and the driving axle, one end of the transverse pull rod is hinged to one side of the driving axle, and the other end of the transverse pull rod is hinged to the other side of the driving axle and the supporting revolving frame.
2. The five-bar hydro-pneumatic suspension travel device of claim 1 wherein: the supporting revolving frame comprises a top plate and connecting lugs which are integrally formed, the connecting lugs and the suspension oil cylinder are oppositely arranged on two sides of the driving axle, the four longitudinal pull rods are divided into two groups, one end of each longitudinal pull rod is hinged with one group of connecting lugs, and the other end of each longitudinal pull rod is hinged with the driving axle.
3. The five-bar hydro-pneumatic suspension travel device of claim 2 wherein: and a supporting seat hinged with the other end of the longitudinal pull rod is also fixed on the driving axle.
4. The five-bar hydro-pneumatic suspension travel device of claim 1 wherein: the driving motor is vertically and fixedly connected with the middle part of the driving axle and rotates through the engagement of an internal gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320803575.1U CN219523603U (en) | 2023-04-12 | 2023-04-12 | Five-link hydro-pneumatic suspension running gear with rotary support steering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320803575.1U CN219523603U (en) | 2023-04-12 | 2023-04-12 | Five-link hydro-pneumatic suspension running gear with rotary support steering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219523603U true CN219523603U (en) | 2023-08-15 |
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ID=87643990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320803575.1U Active CN219523603U (en) | 2023-04-12 | 2023-04-12 | Five-link hydro-pneumatic suspension running gear with rotary support steering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219523603U (en) |
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2023
- 2023-04-12 CN CN202320803575.1U patent/CN219523603U/en active Active
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