Gas Type Adaption Device with Throttle Plunger for Fine Adjustment
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing gas type adaption devices for gas burners can only perform rough adjustments and lack the capability for precise, quick fine-tuning to accommodate different gas qualities and types, limiting their effectiveness.
Innovation Solution
A gas type adaption device with a throttle plunger, plunger housing, actuation element, and throttle diaphragm within a housing, allowing for accurate and easy fine-adjustment through a motor-driven adjustment screw or manual tool, enabling precise control of gas flow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a gas type switch with multiple gas inlet orifices is used for rough adjustment, then the device can accommodate different gas qualities and types, but the adjustment precision is insufficient
Solution Approach 1:
The device is divided into two functional segments: a gas type switch for rough adjustment (selecting between different gas inlet orifices) and a throttle plunger mechanism for fine adjustment (precise control of gas flow). This segmentation allows each component to specialize in its adjustment range, achieving both broad adaptability and high precision.
Solution Approach 2:
The throttle plunger is designed as a movable component that can dynamically adjust the gas flow cross-section continuously. Unlike fixed orifices, the plunger can be positioned at various locations along its stroke to provide dynamic, precise control of gas flow rate, enabling fine-tuning for different gas types and qualities.
2Manufacturing precision
If a complex adjustment mechanism is added for fine adjustment, then adjustment precision improves, but device complexity increases
Solution Approach 1:
The throttle plunger mechanism is integrated into the existing gas type switch housing, sharing the same structural space and component framework. The plunger housing, throttle stem, and sealing elements are combined within the existing housing structure, achieving fine adjustment functionality without proportionally increasing overall device complexity.
Solution Approach 2:
The throttle stem serves multiple functions: it acts as a sealing element against the throttle seat, a positioning element for the plunger, and a transmission element for the actuation mechanism. This multi-functionality reduces the number of separate components needed, maintaining simplicity while achieving precise control.
3Device complexity
If manual adjustment is used, then device complexity is reduced, but adjustment time and ease of operation worsen
Solution Approach 1:
The manual adjustment mechanism is replaced with an automated actuation system that uses a motor (such as a stepper motor) to drive the throttle plunger. This substitution eliminates manual intervention, enabling quick and precise adjustment of gas flow without requiring operator skill or time, while maintaining relatively simple device architecture.
Solution Approach 2:
The actuation mechanism is designed to be self-contained, with the motor directly integrated to the throttle stem. The system can automatically adjust the gas flow based on detected gas type or quality parameters, performing the adjustment function autonomously without requiring external manual operation.
4Adaptability or versatility
If multiple separate components are used for the throttle mechanism, then adjustability is improved, but manufacturing cost increases
Solution Approach 1:
The plunger housing is integrated as an integral element of the main housing, eliminating the need for separate manufacturing and assembly of the plunger housing as a distinct component. This merging reduces the total number of parts, simplifies manufacturing processes, and lowers assembly complexity while maintaining the adjustable throttle functionality.
Solution Approach 2:
The housing serves multiple functions: it provides the structural enclosure, contains the gas flow passage, houses the throttle plunger mechanism, and integrates the actuation system mounting. This multi-functionality reduces the number of separate components needed, lowering manufacturing costs while preserving full adjustability.
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
Enables precise and easy fine-adjustment of gas burners to different gas qualities and types, reducing manufacturing costs by integrating components and improving control functionality.
Implementation Method 1
a throttle diaphragm for sealing a gas flow section of the housing interior of the gas type adaption device against an actuation section of the housing interior of the gas type adaption device
Implementation Method 2
an adjustment screw acting together with an adjustment nut, wherein the adjustment screw is driven by a motor, e.g. by a stepper motor
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
Gas type adaption device (10) for a gas burner application, having a housing (12), the housing (12) providing at least two gas inlet orifices (18, 19), wherein each of said gas inlet orifices (18, 19) can selectively be brought in communication with an gas inlet opening of the gas burner application in order to adjust the same to different gas qualities and/or different gas types. The gas type adaption device comprises a gas throttle (26) being positioned within the interior (13) of the housing (12), namely seen in flow direction of the gas between each of the gas inlet orifices (18, 19) of the housing (12) and an outlet opening (21) of the housing, wherein the relative position of the gas throttle (26) defines the effective outlet cross section of the outlet opening (21) there-by providing a fine-adjustment of the gas type adaption device to different gas qualities and/or different gas types.