Resilient Water Tank Press Button for Easy Ventilator Mounting

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Solution Overview

Problem

Current ventilation therapy devices face difficulties in the convenient mounting and detachment of water tanks, which are used for humidifying respiratory gas, due to inconvenient mechanisms.

Innovation Solution

A press button with a resilient structure is integrated into the water tank, allowing it to be pressed towards the tank housing for mounting or detachment from the main unit, utilizing elastic deformation to facilitate easy connection and disconnection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional mounting mechanism is used for the water tank, then the connection between the water tank and main unit is secure, but the mounting and detachment process becomes complex and inconvenient

Engineering Contradiction:
Improvemounting and detachment convenienceVSAvoidmounting mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting mechanism is segmented into a press button component and a corresponding pressing receiving structure. The press button is divided into a pressing body and a resilient structure, allowing independent movement and function. This segmentation enables simple one-handed operation while maintaining secure connection through the distributed mounting points around the water tank opening.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The resilient structure provides self-service by automatically returning the press button to its original position after being pressed. This eliminates the need for additional mechanisms to reset the button, as the elastic deformation and restoration properties of the resilient structure inherently provide the return function, simplifying the overall mounting mechanism.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If a simple mounting mechanism is used for the water tank, then the mounting and detachment process is convenient, but the stability during detachment may be compromised

Engineering Contradiction:
Improvemounting and detachment convenienceVSAvoidwater tank stability during detachment
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The pressing receiving structure is distributed at multiple locations around the water tank opening rather than being concentrated at a single point. This local distribution of mounting points ensures that the water tank remains stable and properly positioned during the detachment process, while each individual press button remains simple and easy to operate.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If multiple components are used for the press button mechanism, then the functionality is enhanced, but the manufacturing complexity increases

Engineering Contradiction:
Improvepress button functionalityVSAvoidpress button manufacturing
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The press button merges multiple functions into a single integrated component. The pressing body and resilient structure are combined into one assembly that can be manufactured as a single piece or pre-assembled unit. This merging reduces the number of separate components needed, simplifying manufacturing while providing both the pressing action and automatic return functionality.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The press button enables a stable and flexible connection process, reducing operation difficulty and ensuring the water tank remains stable during detachment, enhancing the ease of mounting and detachment.

Implementation Method 1

the resilient structure being configured such that: when the press button is pressed toward the interior of the water tank housing, the free end moves from a first position to a second position, and the resilient structure elastically deforms

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS20260048215A1Press button, water tank and ventilation therapy device
Publication Date: 2026.02.19 BMC (TIANJIN) MEDICAL CO LTD
  • US20260048215A1 patent drawing
  • US20260048215A1 patent drawing
  • US20260048215A1 patent drawing

AI summary

Embodiments of this specification provide a press button for mounting and detachment of a water tank from a main unit of a ventilation therapy device. The press button is arranged on the water tank, and is configured to be pressed toward the interior of a water tank housing of the water tank under the action of an external force such that the water tank is mounted to or detached from the main unit. The press button includes a pressing body, the pressing body including a resilient structure, the resilient structure including a fixed end and a free end arranged opposite each other, and the resilient structure being configured such that: when the press button is pressed toward the interior of the water tank housing, the free end moves from a first position to a second position, and the resilient structure elastically deforms; and after the external force is released, the free end moves from the second position to the first position, and the resilient structure restores its shape to drive the press button to resiliently return to its original position away from the interior of the water tank housing such that the water tank is connected to the main unit or returns to its original position after detachment. The embodiments of this specification further provide a water tank including a press button, and a ventilation therapy device including the above water tank.