CN210284207U - Miniature rail vehicle - Google Patents
Miniature rail vehicle Download PDFInfo
- Publication number
- CN210284207U CN210284207U CN201920678562.XU CN201920678562U CN210284207U CN 210284207 U CN210284207 U CN 210284207U CN 201920678562 U CN201920678562 U CN 201920678562U CN 210284207 U CN210284207 U CN 210284207U
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- swing arm
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- 239000006096 absorbing agent Substances 0.000 claims abstract description 26
- 230000035939 shock Effects 0.000 claims abstract description 26
- 239000000725 suspension Substances 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000010276 construction Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
The utility model discloses a micro rail vehicle, which comprises a vehicle body framework, a suspension system and a steering system; the suspension system comprises a shock absorber, a steering knuckle and a swing arm, the steering system comprises a steering engine, a steering vertical arm, a guide arm fixing block, a guide arm, a guide wheel, a guide longitudinal beam and a guide longitudinal beam fixing block, the miniature rail vehicle has the characteristic of lower gravity center, the high-speed running of the vehicle can be guaranteed, the steering safety and stability are guaranteed, the arrangement space of the suspension can be further optimized while the running stability and smoothness of the vehicle are guaranteed, the space utilization rate of the suspension system is improved, the structural form of the suspension system is simplified, and the development cost of the suspension system is reduced while the whole vehicle bearing space is greatly improved. The utility model discloses compare traditional track traffic scheme, great reduction construction cost and construction cycle, track construction is also more nimble, through reasonable automobile body design, improves vehicle economy.
Description
Technical Field
The utility model relates to a track traffic field especially relates to a miniature rail vehicle.
Background
The rail transit has higher comfort and safety, can fully utilize the above-ground and underground space, has low system operation cost and environmental protection, and is a good traffic scheme for solving the urban traffic problem. However, the existing rail transit has the problems of high construction cost and long construction period, and the application prospect of urban rail transit is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a miniature rail vehicle to prior art not enough.
The utility model discloses a realize through following technical scheme: a micro rail vehicle comprises a vehicle body framework, a suspension system and a steering system; the suspension system comprises a shock absorber, a steering knuckle and a swing arm; the steering knuckle is provided with a mounting point of an upper port of the swing arm, a mounting point of a lower port of the swing arm and a mounting point of a shock absorber; the swing arm comprises a swing arm upper port, a vertical connecting arm, a swing arm lower port, an oblique connecting arm, two lower swing arm connecting rods and a swing arm mounting port; the upper end of the vertical connecting arm is fixedly connected with the upper port of the swing arm, and the lower end of the vertical connecting arm is fixedly connected with the lower port of the swing arm; one end of the lower swing arm connecting rod is fixedly connected with the lower port of the swing arm, and the other end of the lower swing arm connecting rod is provided with a swing arm mounting port; the swing arm mounting port is rotatably connected with the vehicle body framework; the upper end of the oblique connecting arm is fixedly connected with the upper port of the swing arm, and the lower end of the oblique connecting arm is fixedly connected with the position, close to the swing arm mounting hole, of the at least one lower swing arm connecting rod; the upper port of the swing arm is rigidly and fixedly connected with the lower port of the swing arm through the structure; the lower port of the swing arm is connected with a mounting point ball hinge at the lower port of the swing arm of the steering knuckle, and the upper port of the swing arm is connected with a mounting point ball hinge at the upper port of the swing arm of the steering knuckle; the lower end of the shock absorber is rotatably connected with a shock absorber mounting point, and the upper end of the shock absorber is rotatably connected with a vehicle body framework; the steering system comprises a steering machine, a steering vertical arm, a guide arm fixing block, a guide arm, a guide wheel, a guide longitudinal beam and a guide longitudinal beam fixing block; the upper end of the steering vertical arm is fixedly connected with a steering knuckle; the guide longitudinal beam is fixedly connected with the lower end of the steering vertical arm through a guide longitudinal beam fixing block; the guide arms are arranged at two ends of the guide longitudinal beam and are fixedly connected with the guide longitudinal beam through guide arm fixing blocks; the guide wheel is arranged on the outer side of the guide arm and is in rotating connection with the guide arm; the steering engine comprises a steering engine main body and steering arms, the steering arms are distributed on two sides of the steering engine main body, the steering engine main body is fixedly connected with the vehicle body framework, and the steering arms on two sides are respectively in rotating connection with steering knuckles on two sides.
Further, the miniature rail vehicle also comprises a rail electricity taking mechanism and a power battery; the track electricity taking mechanism total positive total negative circuit and the power battery total positive total negative circuit are connected in parallel, and under the condition that track electricity taking is unstable, the power battery provides a power supply for the whole vehicle, so that the power supply stability of the whole vehicle is guaranteed; when the vehicle is in a track electricity taking state, part of electric energy of the track electricity taking mechanism is used for vehicle operation power supply, and the other part of electric energy is used for charging a power battery.
Furthermore, the mounting point of the upper port of the swing arm of the steering knuckle, the mounting point of the lower port of the swing arm, the mounting point of the shock absorber and the steering knuckle body are separated, and the processing cost of the steering knuckle is reduced.
Further, the miniature rail vehicle also comprises a driving system, and the driving system adopts a hub motor to realize driving.
Furthermore, the miniature rail vehicle adopts a front steering system and a rear steering system, the front steering system is positioned at the front part of the vehicle body framework, and the rear steering system is positioned at the rear part of the vehicle body framework.
Furthermore, the guide longitudinal beam is an elastic element, so that the steering stability of the whole vehicle is improved.
Furthermore, the guide wheel adopts a rubber wheel, so that the steering stability of the whole vehicle is improved, and the noise is reduced.
The utility model has the advantages that:
1. the utility model discloses a suspension system be novel single xarm suspension system, further optimize the space of arranging of suspension when guaranteeing vehicle driving stability and ride comfort, greatly improve suspension system's space utilization and simplified suspension system's structural style, when great improvement whole car bears the weight of the space, reduced suspension system's development cost.
2. The miniature rail vehicle has the characteristic of lower gravity center, and can ensure the safety and the stability of steering under high-speed driving.
3. The parallel scheme of the track electricity taking mechanism and the power battery ensures the stability and the reliability of the power supply of the vehicle.
4. Because the running route of the miniature rail vehicle is fixed, the running scene of the miniature rail vehicle is beneficial to the realization of the unmanned driving scheme.
5. Compared with the traditional rail transit scheme, the scheme of the miniature rail vehicle greatly reduces the construction cost and the construction period, the rail construction is more flexible, and the economy of the vehicle is greatly improved through reasonable vehicle body design.
Drawings
FIG. 1 is a full car view of a miniature rail vehicle;
FIG. 2 is a partial view of a suspension system;
FIG. 3 is a partial view of the steering mechanism;
FIG. 4 is a view of a swing arm structure;
FIG. 5 is a schematic view of a suspension system installation;
in the figure, a front steering system 01; a vehicle body frame 02; a high voltage box 03; a power battery 04; a hub motor 05; a rear steering system 06; a track electricity taking mechanism 07; a brake system 08; a steering machine 09; a shock absorber 10; an upper lifting lug 11; a knuckle 12; a lower lifting lug 13; a swing arm 14; a steering vertical arm 16; a guide arm fixing block 17; a guide arm 18; a guide wheel 19; a guide longitudinal beam 20; a guide longitudinal beam fixing block 21; an upper swing arm port 22; a vertical connecting arm 23; a swing arm lower port 24; an oblique connecting arm 25; a lower swing arm link 26; a swing arm mounting port 27; a steering tie rod 28; a tilt angle adjusting shim 29; a hub unit 30.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-4, the present invention provides a micro rail vehicle, which comprises a vehicle body frame 02, a suspension system and a steering system;
the suspension system comprises a shock absorber 10, a knuckle 12 and a swing arm 14;
the steering knuckle 12 is provided with a mounting point of an upper port of a swing arm, a mounting point of a lower port of the swing arm and a mounting point of a shock absorber;
the swing arm 14 comprises a swing arm upper port 22, a vertical connecting arm 23, a swing arm lower port 24, an oblique connecting arm 25, two lower swing arm connecting rods 26 and a swing arm mounting port 27;
the upper end of the vertical connecting arm 23 is fixedly connected with the upper port 22 of the swing arm, and the lower end of the vertical connecting arm is fixedly connected with the lower port 24 of the swing arm; one end of a lower swing arm connecting rod 26 is fixedly connected with the lower port 24 of the swing arm, and the other end is provided with a swing arm mounting port 27; the swing arm mounting port 27 is rotatably connected with the vehicle body framework 02; the upper end of the oblique connecting arm 25 is fixedly connected with the upper port 22 of the swing arm, and the lower end of the oblique connecting arm is fixedly connected with at least one lower swing arm connecting rod 26 close to the swing arm mounting port 27; the upper port 22 of the swing arm is rigidly and fixedly connected with the lower port 24 of the swing arm through the structure;
the swing arm lower port 24 is connected with a swing arm lower port mounting point ball hinge of the steering knuckle 12, and the swing arm upper port 22 is connected with a swing arm upper port mounting point ball hinge of the steering knuckle 12; the lower end of the shock absorber 10 is rotatably connected with a shock absorber mounting point, the upper end of the shock absorber is rotatably connected with the vehicle body framework 02, the shock absorber can relieve vibration generated by uneven road surfaces, the steady-state and transient vehicle posture of a vehicle is controlled, and the running stability and smoothness of the vehicle are improved;
the steering system comprises a steering machine 09, a steering vertical arm 16, a guide arm fixing block 17, a guide arm 18, a guide wheel 19, a guide longitudinal beam 20 and a guide longitudinal beam fixing block 21; the upper end of the steering vertical arm 16 is fixedly connected with the steering knuckle 12; the guide longitudinal beam 20 is fixedly connected with the lower end of the steering vertical arm 16 through a guide longitudinal beam fixing block 21; the guide arms 18 are arranged at two ends of the guide longitudinal beam 20 and are fixedly connected with the guide longitudinal beam 20 through the guide arm fixing blocks 17; the guide wheel 19 is arranged on the outer side of the guide arm 18 and is rotationally connected with the guide arm 18; the steering engine 09 comprises a steering engine main body and steering arms, the steering arms are distributed on two sides of the steering engine main body, the steering engine main body is fixedly connected with the vehicle body framework 02, and the steering arms on two sides are respectively in rotating connection with steering knuckles 12 on two sides.
Further, the miniature rail vehicle also comprises a rail electricity taking mechanism 07 and a power battery 04; the track electricity taking mechanism 07 total positive total negative circuit and the power battery 04 total positive total negative circuit are connected in parallel, and under the condition that track electricity taking is unstable, the power battery 04 provides a power supply for the whole vehicle, so that the power supply stability of the whole vehicle is guaranteed; when the vehicle is in a track power taking state, part of electric energy of the track power taking mechanism 07 is used for vehicle operation power supply, and part of electric energy is used for charging a power battery 04, wherein the power battery 04 is installed below the high-voltage box 03.
Further, the mounting point of the upper port of the swing arm of the knuckle 12, the mounting point of the lower port of the swing arm, the mounting point of the shock absorber and the body of the knuckle 12 are separated, so that the processing cost of the knuckle 12 is reduced.
Further, the miniature rail vehicle also comprises a driving system, and the driving system adopts the hub motor 05 to realize driving. Meanwhile, the miniature rail vehicle also comprises a braking system 08, so that the running safety of the vehicle is improved.
Further, the miniature railway vehicle adopts a front steering system and a rear steering system, wherein the front steering system 01 is positioned at the front part of the vehicle body framework 02, and the rear steering system 06 is positioned at the rear part of the vehicle body framework 02.
Further, the guide longitudinal beam 20 is an elastic element, so that the steering stability of the whole vehicle is improved.
Furthermore, the guide wheel 19 adopts a rubber wheel, so that the steering stability of the whole vehicle is improved, and the noise is reduced.
Fig. 5 is a structural example of a suspension system including a swing arm 14, a tie rod assembly, a knuckle assembly, and a damper assembly.
The swing arm 14 includes a lower swing arm link 26, a rubber bushing, and a ball head. And a bush mounting position and a ball mounting position are arranged on the lower swing arm connecting rod 26. The head parts of the upper and lower ball head bodies are respectively pressed into the ball head mounting positions to form fixed connection. And respectively pressing the front rubber bushing and the rear rubber bushing into bushing mounting positions to form fixed connection. The lower swing arm connecting rod 26 can control the motion law of the wheels so as to ensure that the vehicle has good smoothness and steering stability.
The tie rod assembly includes a tie rod 28 and a tie rod ball. The two ends of the steering pull rod 28 are provided with threads, and the ball head of the steering pull rod is fixedly connected with the steering pull rod 28 through thread matching. The tie rod 28 is capable of providing front wheel lateral support while controlling the trajectory of the front wheel rotation about the steering axis.
The knuckle assembly comprises an upper lifting lug 11, a tilt adjustment shim 29 and a hub unit 30. The upper end of the steering knuckle 12 is provided with a lifting lug mounting hole, and the inclination angle adjusting gasket 29 and the upper lifting lug 11 are provided with mounting holes which are fixedly connected through bolts. The hub unit 30 and the knuckle 12 are provided with mounting ports, and the two are fixedly connected by bolts. The upper lifting lug 11 is used for mounting a ball head on a swing arm, restraining redundant freedom degree of the steering knuckle 12 and ensuring that the motion track of the steering knuckle 12 can be accurately controlled. The tilt angle adjusting shim 29 can adjust an incorrect camber angle due to a manufacturing error. The steering knuckle 12 is a mounting base body of a wheel-side component, and components such as the swing arm 14, the steering pull rod 28, the hub unit 30 and the like are required to be mounted on the steering knuckle 12. The hub unit 30 is used for mounting a wheel and transmitting a load applied to the wheel to the knuckle 12.
The shock absorber assembly comprises a shock absorber 10 and a lower lifting lug 13. The shock absorber 10 and the lower lifting lug 13 are provided with mounting ports which are fixedly connected through bolts. The lower lifting lug 13 serves as a mounting bracket for the shock absorber 10 and transfers the load of the wheel to the shock absorber 10.
The knuckle assembly is provided with a mounting hole, and the upper ball head and the lower ball head of the swing arm 14 are connected through bolts to complete rotating connection. And the swing arm 14 and the lower lifting lug 13 are provided with mounting ports which are fixedly connected through bolts. And a mounting opening is formed in the 14-shaped lining of the swing arm and is fixedly connected with the automobile body framework 02 through bolts. The upper end of the shock absorber assembly is provided with a mounting hole which is fixedly connected with the vehicle body framework 02 through bolts.
The working process of the suspension system is as follows: the upper and lower ball heads on the swing arm 14 are in rotating connection with the knuckle assembly, and the knuckle 12 only has the degrees of freedom around the axis of the king pin and in the Z direction through the constraint of the swing arm 14. The direction and speed of rotation of the knuckle 12 about the kingpin axis is controlled by the tie rod 28. Vibrations from the road surface are absorbed by the damper assembly. The bushings between the swing arms 14 and the vehicle body can further absorb the vibration from the ground, reduce the vibration of the vehicle body, and improve the comfort of the passengers.
The above-mentioned embodiments are provided for explaining the present invention, not for limiting the present invention, and any modifications and changes made to the present invention are within the spirit of the present invention and the scope of the claims and fall within the scope of the present invention.
Claims (7)
1. A micro rail vehicle is characterized by comprising a vehicle body framework, a suspension system and a steering system;
the suspension system comprises a shock absorber, a steering knuckle and a swing arm;
the steering knuckle is provided with a mounting point of an upper port of the swing arm, a mounting point of a lower port of the swing arm and a mounting point of a shock absorber;
the swing arm comprises a swing arm upper port, a vertical connecting arm, a swing arm lower port, an oblique connecting arm, two lower swing arm connecting rods and a swing arm mounting port; the upper end of the vertical connecting arm is fixedly connected with the upper port of the swing arm, and the lower end of the vertical connecting arm is fixedly connected with the lower port of the swing arm; one end of the lower swing arm connecting rod is fixedly connected with the lower port of the swing arm, and the other end of the lower swing arm connecting rod is provided with a swing arm mounting port; the swing arm mounting port is rotatably connected with the vehicle body framework; the upper end of the oblique connecting arm is fixedly connected with the upper port of the swing arm, and the lower end of the oblique connecting arm is fixedly connected with the position, close to the swing arm mounting hole, of the at least one lower swing arm connecting rod; the upper port of the swing arm is rigidly and fixedly connected with the lower port of the swing arm through the structure; the lower port of the swing arm is connected with a mounting point ball hinge at the lower port of the swing arm of the steering knuckle, and the upper port of the swing arm is connected with a mounting point ball hinge at the upper port of the swing arm of the steering knuckle; the lower end of the shock absorber is rotatably connected with a shock absorber mounting point, and the upper end of the shock absorber is rotatably connected with a vehicle body framework;
the steering system comprises a steering machine, a steering vertical arm, a guide arm fixing block, a guide arm, a guide wheel, a guide longitudinal beam and a guide longitudinal beam fixing block; the upper end of the steering vertical arm is fixedly connected with a steering knuckle; the guide longitudinal beam is fixedly connected with the lower end of the steering vertical arm through a guide longitudinal beam fixing block; the guide arms are arranged at two ends of the guide longitudinal beam and are fixedly connected with the guide longitudinal beam through guide arm fixing blocks; the guide wheel is arranged on the outer side of the guide arm and is in rotating connection with the guide arm; the steering engine comprises a steering engine main body and steering arms, the steering arms are distributed on two sides of the steering engine main body, the steering engine main body is fixedly connected with the vehicle body framework, and the steering arms on two sides are respectively in rotating connection with steering knuckles on two sides.
2. The micro rail vehicle according to claim 1, further comprising a track electricity taking mechanism and a power battery; the total positive and total negative of the track electricity taking mechanism are connected in parallel with the total positive and total negative circuit of the power battery.
3. The micro rail vehicle as claimed in claim 1, wherein the swing arm upper port mounting point, the swing arm lower port mounting point, the damper mounting point and the knuckle body of the knuckle are separated.
4. The micro rail vehicle according to claim 1, further comprising a driving system, wherein the driving system is driven by an in-wheel motor.
5. The miniature rail vehicle of claim 1, wherein the miniature rail vehicle employs two front and rear steering systems, the front steering system being located at the front of the body frame and the rear steering system being located at the rear of the body frame.
6. A miniature rail vehicle as set forth in claim 1 wherein said guide rail is a resilient member.
7. The micro rail vehicle of claim 1, wherein the guide wheels are rubber wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678562.XU CN210284207U (en) | 2019-05-13 | 2019-05-13 | Miniature rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678562.XU CN210284207U (en) | 2019-05-13 | 2019-05-13 | Miniature rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210284207U true CN210284207U (en) | 2020-04-10 |
Family
ID=70070549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920678562.XU Withdrawn - After Issue CN210284207U (en) | 2019-05-13 | 2019-05-13 | Miniature rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210284207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065507A (en) * | 2019-05-13 | 2019-07-30 | 杭州傲拓迈科技有限公司 | Minisize track vehicle |
-
2019
- 2019-05-13 CN CN201920678562.XU patent/CN210284207U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065507A (en) * | 2019-05-13 | 2019-07-30 | 杭州傲拓迈科技有限公司 | Minisize track vehicle |
| CN110065507B (en) * | 2019-05-13 | 2024-04-16 | 杭州傲拓迈科技有限公司 | Miniature rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200410 Effective date of abandoning: 20240416 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200410 Effective date of abandoning: 20240416 |