Transformable Electric Vehicle with Retractable Rods

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Solution Overview

Problem

Conventional electric vehicles are fixed in form and cannot adapt to different driving postures such as standing, sitting, or lying, affecting driving experience and safety.

Innovation Solution

A transformable electric vehicle design featuring a chassis with transverse and longitudinal retraction rods and a cushion unit that allows the vehicle to change wheel base and chassis angle, enabling it to switch between standing, sitting, and driving modes by sliding the rear wheel group and adjusting the cushion unit position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the electric vehicle uses a fixed form structure, then the manufacturing precision and structural stability are improved, but the adaptability to different driving postures deteriorates

Engineering Contradiction:
Improveadaptability to different driving posturesVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by making the vehicle structure changeable through retractable rods that can extend and contract. The transverse retraction rod and longitudinal retraction rod enable the vehicle to transform between different configurations (standing, sitting, lying postures), converting a static structure into a dynamic one that adapts to various driving needs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the vehicle structure into modular components including the cushion unit, transverse retraction rod, longitudinal retraction rod, and wheel groups. These segmented parts can move independently relative to each other, allowing the vehicle to reconfigure its shape while maintaining overall structural integrity through connection mechanisms.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the electric vehicle structure is made changeable for multiple postures, then the adaptability is improved, but the structural stability deteriorates

Engineering Contradiction:
Improvemulti-form capabilityVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The cushion unit is designed to be movable along the longitudinal retraction rod, allowing it to dynamically adjust its position to maintain proper gravity center alignment in different postures. This dynamic adjustment capability ensures structural stability while enabling multi-form configuration.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes structural parameters (length, angle, position) through the extension and contraction of retraction rods. By adjusting the length of transverse and longitudinal retraction rods, the vehicle can transform between postures while maintaining optimal structural parameters for stability in each configuration.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the wheel base is fixed, then the manufacturing precision is improved, but the adaptability to different driving modes deteriorates

Engineering Contradiction:
Improvewheel base adaptabilityVSAvoidwheel base precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The wheel base is made dynamic through the transverse retraction rod that can extend and contract, allowing the distance between front and rear wheels to change based on driving mode requirements. This enables the vehicle to adapt its wheel base for different postures while maintaining precise control through the rod's controlled movement.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The wheel base structure is segmented into movable components (wheel groups connected via retraction rods) that can adjust their relative positions independently, enabling precise wheel base adaptation for different driving modes while maintaining overall vehicle integrity.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If the chassis angle is fixed, then the structural stability is improved, but the adaptability to different driving postures deteriorates

Engineering Contradiction:
Improvechassis angle adaptabilityVSAvoidchassis stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The chassis angle is made dynamic through the longitudinal retraction rod that can extend and contract, allowing the cushion unit to change its angle relative to the ground. This enables the chassis to adapt to different driving postures (standing, sitting, lying) while maintaining stability through controlled angular adjustment.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20220096288A1Transformable electric vehicle
Publication Date: 2022.03.31 WEN YU
  • US20220096288A1 patent drawing
  • US20220096288A1 patent drawing
  • US20220096288A1 patent drawing

AI summary

The invention relates to the technical field of electric vehicles, and discloses a transformable electric vehicle. The transformable electric vehicle comprises a chassis, a rear wheel group, a front wheel group located in front of the rear wheel group, transverse retraction rods which can contract or stretch and are arranged transversely, and longitudinal retraction rods which can contract or stretch and are arranged longitudinally; rails are arranged on the lower end face of the chassis, and extend in the length direction of the chassis; one end of the transverse retraction rods is movably connected with the rails, and the other end of the transverse retraction rods is attached to the rear wheel group, the lower ends of the longitudinal retraction rods are fixed to the rear wheel group, and the upper ends of the longitudinal retraction rods are movably connected with the rails; a cushion unit and sliding rails are arranged on the upper end face of the chassis, and the lower end of the cushion unit is attached; the upper end of the cushion unit is movably connected with the sliding rails, and the cushion unit comprises a seat plate for drivers to sit; and when the upper end of the cushion unit is located at the lower parts of the sliding rails, the seat plate is arranged horizontally. The form of the electric vehicle can be switched among different modes according to the requirements of a driver, so that different requirements are met, and the driving experience and safety of the driver are improved.