Multi-Piston Cylinder with Independent Shaft Control
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Solution Overview
Problem
Existing cylinders require large assembly space and high costs when controlling multiple shafts, as each cylinder can only manage one shaft, necessitating multiple cylinders for dual or multi-shaft control.
Innovation Solution
A cylinder design featuring multiple pistons and shafts within a single cylinder body, with independent chambers and vent holes, allowing for independent control of multiple pistons and shafts, reducing assembly space and cost.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple cylinders are used to control multiple shafts, then each shaft can be controlled independently, but the assembly space increases and cost increases
Solution Approach 1:
The patent combines multiple cylinders into a single integrated cylinder body that houses multiple pistons and shafts. The first piston and second piston operate within the same cylinder body, sharing common structural elements while maintaining independent control functions, thereby reducing the overall assembly space required
Solution Approach 2:
The single cylinder body serves multiple functions by accommodating both the first piston-first shaft control mechanism and the second piston-second shaft control mechanism. This multi-functional design allows one cylinder to perform what previously required multiple separate cylinders
2Adaptability or versatility
If multiple cylinders are used to control multiple shafts, then each shaft can be controlled independently, but the cost increases
Solution Approach 1:
By merging multiple cylinder functions into a single integrated structure, the patent reduces the total number of parts that need to be manufactured, assembled, and maintained. The shared cylinder body and common structural elements reduce material costs and manufacturing complexity compared to using multiple separate cylinders
Solution Approach 2:
The universal cylinder design that can control multiple shafts replaces the need for multiple specialized single-shaft cylinders, reducing overall system cost through part consolidation and economies of scale in manufacturing
3Area of stationary object
If a single cylinder controls multiple shafts, then assembly space is reduced and cost is reduced, but the structure becomes more complex
Solution Approach 1:
The cylinder body is segmented into independent chambers or zones for each piston-shaft control mechanism. The first piston and second piston are spatially separated and functionally independent within the same cylinder body, allowing complex functionality to be organized into manageable, non-interfering segments
Data Source
AI summary
An adsorption separation device is used with a cylinder, wherein the cylinder comprises a cylinder body, a first piston, and a second piston. The first piston and the second piston are arranged inside the cylinder body, and the first piston and the second piston are be spaced from each other. The cylinder further comprises a first shaft and a second shaft where the first shaft extends into the cylinder body and is connected with the first piston, and the second shaft is slidably sleeved in the first shaft and connected with the second piston. The adsorption separation device includes the cylinder. The cylinder and the adsorption separation device are actually two or more cylinders sharing the same cylinder body and controlling two or more pistons and shafts respectively. The control directions and strokes of the pistons are independent relative to each other and do not affect each other.


