CN210082854U - High bearing capacity vehicle platform - Google Patents
High bearing capacity vehicle platform Download PDFInfo
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- CN210082854U CN210082854U CN201920671154.1U CN201920671154U CN210082854U CN 210082854 U CN210082854 U CN 210082854U CN 201920671154 U CN201920671154 U CN 201920671154U CN 210082854 U CN210082854 U CN 210082854U
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- plate spring
- suspension
- arm
- vehicle body
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Abstract
The utility model discloses a high bearing capacity vehicle platform, this vehicle platform contain automobile body skeleton and suspension system, and suspension system includes front suspension and rear suspension, and the automobile body skeleton is used for installing suspension system. The rear suspension comprises a steering knuckle, a lower cross arm, a longitudinal arm, a lifting lug, a plate spring, a beam arm, a damper, a plate spring positioning frame, a plate spring positioning block and a plate spring connector. The vehicle platform has the advantages that the plate spring type multi-connecting-rod independent suspension is provided, so that the vehicle suspension has the characteristic of large bearing capacity of the plate spring type suspension, and meanwhile, the vehicle platform has the comfort and the stability of the multi-connecting-rod independent suspension. The design of this suspension cooperates in-wheel motor to reduce chassis mounting height, has increased the effective width between the wheel, provides bigger surplus space and is used for the packing box and takes advantage of the arrangement in cabin. The height of the mass center of the whole vehicle is reduced, the driving stability of the vehicle is improved, and the driving safety is improved.
Description
Technical Field
The utility model relates to a vehicle bears the field, especially relates to a high bearing capacity vehicle platform.
Background
The lower automobile body skeleton ground clearance of present electronic commodity circulation motorcycle type is higher, leads to the barycenter height of whole car, influences whole car stability and turns to the security, influences the volume of packing box simultaneously, and whole car space utilization is low. And the performance requirements of vehicle comfort and bearing capacity can not be considered simultaneously by the existing electric logistics vehicle type vehicles, so that the comfort of most of electric logistics vehicle types is poor, the driving fatigue of a driver is easily caused, and the driving safety is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high bearing capacity vehicle platform to prior art not enough.
The purpose of the utility model is realized through the following technical scheme: a high-bearing capacity vehicle platform comprises a vehicle body framework and a suspension system;
the suspension system comprises a front suspension and a rear suspension; the rear suspension comprises a steering knuckle, a lower cross arm, a longitudinal arm, a lifting lug, a plate spring, a beam arm, a damper, a plate spring positioning frame, a plate spring positioning block and a plate spring connector;
the upper part of the right side of the steering knuckle is provided with a beam arm mounting port, the lower part of the right side is provided with a lower swing arm mounting port, the lower part of the left side is provided with a damper mounting port, the left side is provided with a longitudinal arm mounting port, and the middle part is provided with a rim mounting port;
the plate spring positioning frames are symmetrically arranged at the rear part of the vehicle body framework about the central axis of the vehicle body and are fixedly connected with the vehicle body framework; the plate spring is arranged below the plate spring positioning frame and is symmetrically arranged about the central axis of the vehicle body, at least two plate spring positioning blocks are arranged below the plate spring, the plate spring positioning blocks are fixedly connected with the plate spring positioning frame, and the plate spring is locked below the plate spring positioning frame through the plate spring positioning blocks;
one side of the plate spring connector is connected with the plate spring, and the other side of the plate spring connector is rotatably connected with the lifting lug; the lower cross arm is transversely arranged, one end of the lower cross arm is provided with a vehicle body framework connecting port, the other end of the lower cross arm is provided with a steering knuckle connecting port, and a lifting lug connecting port is arranged at the end close to the steering knuckle connecting port; the vehicle body framework connecting port of the lower cross arm is rotatably connected with the vehicle body framework, the lifting lug connecting port of the lower cross arm is rotatably connected with the lifting lug, the steering knuckle connecting port of the lower cross arm is connected with the lower swing arm mounting port ball hinge of the steering knuckle, and the lower cross arm can provide lateral support during turning; the longitudinal arms are longitudinally arranged, one ends of the longitudinal arms are rotatably connected with the vehicle body framework, the other ends of the longitudinal arms are connected with the longitudinal arm mounting port ball hinges of the steering knuckle, and the longitudinal arms provide longitudinal force support for the vehicle and are main stressed parts during acceleration and braking; one end of the beam arm is rotatably connected with the vehicle body framework, the other end of the beam arm is connected with a beam arm mounting port of the steering knuckle through a ball hinge, and the beam arm adjusts the toe-in angle of the wheel to provide lateral support for the wheel during turning, so that the driving stability is ensured; the upper end of the damper is fixedly connected with the vehicle body framework, the lower end of the damper is fixedly connected with the damper mounting port of the steering knuckle, and when a vehicle runs, the damper can absorb and eliminate vibration energy, so that the comfort of the whole vehicle is improved.
Further, the rear suspension frame further comprises a buffering anti-skid sheet, the buffering anti-skid sheet is arranged between the plate spring and the plate spring positioning frame, and the buffering anti-skid sheet is made of rubber materials with anti-oxidation and wear-resisting characteristics.
Further, the lifting lugs are arranged vertically.
Further, the beam arms are transversely arranged, so that transverse supporting force of a steering knuckle is provided, the steering roll stiffness of the vehicle is improved, and the running quality of the vehicle is improved.
Further, the platform further comprises a power battery, and the power battery is arranged at the front part of the vehicle body, so that the wheel load distribution of the vehicle is more reasonable in a cargo carrying state.
Further, the platform further comprises a driving system, the driving system comprises a hub motor and a motor controller, the hub motor is mounted on the steering knuckle rim mounting opening, the arrangement of the vehicle body is more compact due to the adoption of the hub motor, and the vehicle loading space is greatly improved.
Further, the front suspension adopts a Macpherson independent suspension.
The utility model has the advantages that:
1. the utility model discloses creative design out leaf spring formula many connecting rods independent suspension, make vehicle suspension have the characteristics that leaf spring formula suspension bearing capacity is big, have many connecting rods independent suspension's travelling comfort and stability simultaneously. The beam arm connecting point is positioned at the upper part of the steering knuckle, and the beam arms are transversely arranged to provide transverse supporting force for the steering knuckle and improve the steering roll stiffness of the vehicle. The lower swing arm is transversely arranged, and the longitudinal arm is longitudinally arranged. The multi-link combination enables each link component to be acted by force in one direction only, and reliability of parts is greatly improved. The suspension design is matched with the hub motor, so that the mounting height of the chassis is reduced, the effective width between wheels is increased, and larger spare space is provided for arrangement of a container and a passenger cabin.
2. The height of the mass center of the whole vehicle is reduced, the driving stability of the vehicle is improved, and the driving safety is improved.
3. The design of ultra-low chassis height is favorable to the platform-based expansion of the whole platform truck, and reduces the research and development cost of the platform truck type.
4. The swing arm is for controlling a general design, controls a mould general, reduces the volume production cost.
5. The design requirement of the plate spring is low compared with that of a spiral spring, the manufacturing process is simple, and the cost is low.
6. The utility model discloses installation simple process, the vehicle maintenance of being convenient for maintains.
Drawings
FIG. 1 is a diagram of a suspension system configuration;
FIG. 2 is a full vehicle block diagram of the vehicle platform;
FIG. 3 is a partial enlarged view of the rear suspension;
FIG. 4 is a second enlarged partial view of the rear suspension;
FIG. 5 is a detail view of the knuckle;
in the figure, a power battery 01, a motor controller 02, a hub motor 03, a steering knuckle 04, a lower cross arm 05, a trailing arm 06, a lifting lug 07, a plate spring 08, a beam arm 09, a damper 10, a plate spring positioning frame 11, a buffering anti-skid sheet 12, a plate spring positioning block 13, a plate spring connector 14, a rim mounting opening 15, a beam arm mounting opening 16, a lower swing arm mounting opening 17, a damper mounting opening 18, a trailing arm mounting opening 19 and a vehicle body framework 20.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the present invention provides a high load-bearing capacity vehicle platform comprising a vehicle body frame 20 and a suspension system; the body frame 20 is used to mount a suspension system.
The suspension system comprises a front suspension and a rear suspension; the rear suspension comprises a steering knuckle 04, a lower cross arm 05, a longitudinal arm 06, a lifting lug 07, a plate spring 08, a beam arm 09, a damper 10, a plate spring positioning frame 11, a plate spring positioning block 13 and a plate spring connector 14;
the upper part of the right side of the steering knuckle 04 is provided with a beam arm mounting port 16, the lower part of the right side is provided with a lower swing arm mounting port 17, the lower part of the left side is provided with a damper mounting port 18, the left side is provided with a longitudinal arm mounting port 19, and the middle part is provided with a rim mounting port 15;
the plate spring positioning frames 11 are symmetrically arranged at the rear part of the vehicle body framework 20 about the central axis of the vehicle body and are fixedly connected with the vehicle body framework 20; the plate spring 08 is arranged below the plate spring positioning frame 11 and is symmetrically arranged about the central axis of the vehicle body, at least two plate spring positioning blocks 13 are arranged below the plate spring 08, the plate spring positioning blocks 13 are fixedly connected with the plate spring positioning frame 11, the plate spring 08 is locked below the plate spring positioning frame 11 through the plate spring positioning blocks 13, and the plate spring 08 is an elastic element and bears the load of the whole vehicle;
one side of the plate spring connector 14 is connected with the plate spring 08, and the other side of the plate spring connector is rotatably connected with the lifting lug 07; the lower cross arm 05 is transversely arranged, one end of the lower cross arm is provided with a vehicle body framework connecting port, the other end of the lower cross arm is provided with a steering knuckle connecting port, and a lifting lug connecting port is arranged at the end close to the steering knuckle connecting port; a vehicle body framework connecting port of the lower cross arm 05 is rotatably connected with a vehicle body framework 20, a lifting lug connecting port of the lower cross arm 05 is rotatably connected with a lifting lug 07, a steering knuckle connecting port of the lower cross arm 05 is connected with a lower swing arm mounting port 17 of a steering knuckle 04 through a ball hinge, and the lower cross arm 05 can provide lateral support during turning; the longitudinal arm 06 is longitudinally arranged, one end of the longitudinal arm is rotatably connected with the vehicle body framework 20, the other end of the longitudinal arm is connected with the longitudinal arm mounting port 19 of the steering knuckle 04 through a ball hinge, and the longitudinal arm 06 provides longitudinal force support for the vehicle and is a main stressed part during acceleration and braking; one end of the beam arm 09 is rotatably connected with the vehicle body framework 20, the other end of the beam arm 09 is in spherical hinge connection with the beam arm mounting port 16 of the steering knuckle 04, and the beam arm 09 adjusts the toe-in angle of the wheel to provide lateral support for the wheel during turning, so that the driving stability is ensured; the upper end of the damper 10 is fixedly connected with the vehicle body framework 20, the lower end of the damper is fixedly connected with the damper mounting port 18 of the steering knuckle 04, and when a vehicle runs, the damper 10 can absorb and eliminate vibration energy and improve the comfort of the whole vehicle.
Further, the rear suspension further comprises a buffering anti-skid sheet 12, the buffering anti-skid sheet 12 is arranged between the plate spring 08 and the plate spring positioning frame 11, and the buffering anti-skid sheet 12 is made of rubber materials with anti-oxidation and wear-resisting properties.
Further, the lifting lugs 07 are arranged vertically.
Further, the beam arm 09 is transversely arranged to provide a transverse supporting force to the knuckle 04, so that the turning roll stiffness of the vehicle is improved, and the running quality of the vehicle is improved.
Further, the platform also comprises a power battery 01, and the power battery 01 is arranged at the front part of the vehicle body, so that the wheel load distribution of the vehicle is more reasonable in a cargo carrying state.
Further, the platform further comprises a driving system, the driving system comprises a hub motor 03 and a motor controller 02, the hub motor 03 is mounted on the steering knuckle rim mounting opening 15, the arrangement of the vehicle body is more compact due to the adoption of the hub motor 03, and the loading space of the vehicle is greatly increased.
Further, the front suspension adopts a Macpherson independent suspension.
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 high load bearing capacity vehicle platform comprising a body frame (20) and a suspension system;
the suspension system comprises a front suspension and a rear suspension; the rear suspension comprises a steering knuckle (04), a lower cross arm (05), a longitudinal arm (06), a lifting lug (07), a plate spring (08), a beam arm (09), a damper (10), a plate spring positioning frame (11), a plate spring positioning block (13) and a plate spring connector (14);
the upper part of the right side of the steering knuckle (04) is provided with a beam arm mounting port (16), the lower part of the right side is provided with a lower swing arm mounting port (17), the lower part of the left side is provided with a damper mounting port (18), the left side is provided with a longitudinal arm mounting port (19), and the middle part is provided with a rim mounting port (15);
the plate spring positioning frames (11) are symmetrically arranged at the rear part of the vehicle body framework (20) about the central axis of the vehicle body and are fixedly connected with the vehicle body framework (20); the plate spring (08) is arranged below the plate spring positioning frame (11) and is symmetrically arranged about the central axis of the vehicle body, at least two plate spring positioning blocks (13) are arranged below the plate spring (08), the plate spring positioning blocks (13) are fixedly connected with the plate spring positioning frame (11), and the plate spring (08) is locked below the plate spring positioning frame (11) through the plate spring positioning blocks (13);
one side of the plate spring connector (14) is connected with the plate spring (08), and the other side of the plate spring connector is rotatably connected with the lifting lug (07); the lower cross arm (05) is transversely arranged, one end of the lower cross arm is provided with a vehicle body framework connecting port, the other end of the lower cross arm is provided with a steering knuckle connecting port, and a lifting lug connecting port is arranged at the end close to the steering knuckle connecting port; a vehicle body framework connecting port of the lower cross arm (05) is rotatably connected with a vehicle body framework, a lifting lug connecting port of the lower cross arm (05) is rotatably connected with a lifting lug (07), and a steering knuckle connecting port of the lower cross arm (05) is connected with a lower swing arm mounting port (17) of a steering knuckle (04) through a ball hinge; one end of the longitudinal arm (06) is rotatably connected with the vehicle body framework (20), and the other end of the longitudinal arm is connected with a longitudinal arm mounting port (19) of the steering knuckle (04) through a ball hinge; one end of the beam arm (09) is rotatably connected with the vehicle body framework (20), and the other end of the beam arm is connected with a beam arm mounting opening (16) of the steering knuckle (04) through a ball hinge; the upper end of the damper (10) is fixedly connected with a vehicle body framework (20), and the lower end of the damper is fixedly connected with a damper mounting opening (18) of a steering knuckle (04).
2. A high capacity vehicle platform according to claim 1, wherein the rear suspension further comprises a buffering anti-skid plate (12), the buffering anti-skid plate (12) is arranged between the plate spring (08) and the plate spring locating rack (11), and the buffering anti-skid plate (12) is made of rubber material.
3. A high load bearing capacity vehicle platform according to claim 1, characterized in that the lifting lugs (07) are arranged vertically.
4. A high capacity vehicle platform according to claim 1, characterised in that the beam arms (09) are arranged laterally.
5. A high load bearing capacity vehicle platform according to claim 1, characterized in that the platform further comprises a power battery (01), said power battery (01) being arranged at the front of the vehicle body.
6. A high capacity vehicle platform according to claim 1, further comprising a drive system including a hub motor (03) and a motor controller (02), the hub motor (03) being mounted to the knuckle rim mounting opening (15).
7. A high capacity vehicle platform as claimed in claim 1, wherein the front suspension is a macpherson independent suspension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671154.1U CN210082854U (en) | 2019-05-13 | 2019-05-13 | High bearing capacity vehicle platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671154.1U CN210082854U (en) | 2019-05-13 | 2019-05-13 | High bearing capacity vehicle platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210082854U true CN210082854U (en) | 2020-02-18 |
Family
ID=69477849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920671154.1U Active CN210082854U (en) | 2019-05-13 | 2019-05-13 | High bearing capacity vehicle platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210082854U (en) |
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2019
- 2019-05-13 CN CN201920671154.1U patent/CN210082854U/en active Active
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