Heating Cooker Door Panel Layout for Cooler, Easier Controls
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Solution Overview
Problem
Conventional heating cookers with operating panels located below the door compromise visibility and operability, especially when built into a kitchen countertop, as users must bend down to access the controls, and the design restricts the enlargement of the heating chamber.
Innovation Solution
The heating cooker features an operating panel mounted on the door with one end edge extending along the door's widthwise outer edge and overlapping with the heating chamber, incorporating a flow channel to reduce heat transfer and enhance cooling through an ascending current, optionally using a flow channel fan or cooling fan to control gas flow, and a water tank to further reduce gas temperature.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of stationary object
If the operating panel is located below the door to avoid heat influence, then the heating chamber can be enlarged, but the visibility and operability of the display and controls are lowered
Solution Approach 1:
The operating panel is positioned in the widthwise direction along the outer edge of the door rather than in the vertical direction below the door. This dimensional shift allows the panel to be at a comfortable height for users while still being located in a region that avoids direct heat exposure from the heating chamber, thus resolving the contradiction between operability and heat avoidance.
Solution Approach 2:
The door structure is segmented into distinct functional zones: the operating panel is positioned at the widthwise edge while the heating chamber occupies the central volume. This spatial segmentation allows the operating panel to be located optimally for user interaction without compromising the heating chamber's volume or thermal management.
2Volume of stationary object
If the operating panel is located below the door to avoid heat influence, then the heating chamber can be enlarged, but the user must bend down to see the display and operate controls
Solution Approach 1:
The operating panel is repositioned from the vertical dimension (below the door) to the horizontal dimension (along the widthwise outer edge). This allows the display to be at eye level or comfortable viewing height, eliminating the need for users to bend down, while still maintaining adequate separation from the heating chamber's heat source.
3Area of stationary object
If the operating panel overlaps with the heating chamber to maximize space utilization, then the device size is minimized, but heat transfer to the operating panel increases
Solution Approach 1:
The operating panel is positioned at the widthwise outer edge of the door where it can overlap with the heating chamber's projected area for space efficiency, but the specific location is chosen to avoid the highest heat exposure zones. This localized positioning optimizes both space utilization and thermal management.
Solution Approach 2:
A flow channel is introduced as an intermediary structure between the heating chamber and the operating panel. This flow channel guides air flow to create a cooling effect on the operating panel, allowing it to be positioned in a location that maximizes space utilization while protecting it from excessive heat transfer.
4Ease of operation
If the operating panel is positioned at the outer edge of the door in the widthwise direction, then visibility and operability are enhanced, but the panel is exposed to heat from the heating chamber
Solution Approach 1:
A flow channel is introduced as an intermediary cooling mechanism between the heating chamber and the operating panel. The flow channel directs air flow across the operating panel's surface, creating a cooling effect that counteracts heat exposure from the heating chamber, thus allowing the panel to be positioned optimally for visibility and operability without excessive temperature increase.
Solution Approach 2:
The patent utilizes pneumatic principles by introducing a flow channel that directs air flow to cool the operating panel. This pneumatic cooling system allows the operating panel to be positioned at the widthwise outer edge for optimal user interaction while actively managing heat transfer through controlled air flow.
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
This configuration enhances visibility and operability by keeping the controls at a comfortable height and preventing the heating cooker's size increase, while effectively reducing heat transfer to the operating panel, thus maintaining usability and preventing overheating.
Implementation Method 1
incorporating a flow channel to reduce heat transfer and enhance cooling through an ascending current
Implementation Method 2
enhance cooling through an ascending current
Implementation Method 3
a water tank to further reduce gas temperature
Data Source
Figure 1(A)~1(B)
Figure 2(A)~2(B)
Figure 3
AI summary
A heating cooker includes a casing having a heating chamber formed therein so as to open on a front surface, an electric chamber provided below the heating chamber, a door mounted on a front surface of the casing, and an operating panel having a display portion and an operating portion and mounted on the door. The operating panel has an end edge in a widthwise direction that extends along an outer edge of the door in the widthwise direction. The other end edge of the operating panel is located so as to overlap with the heating chamber as viewed from the front. This configuration makes it possible to locate the display portion and the operating portion high as compared with a case in which the operating panel is located below the door, thus enhancing the visibility and operability. Also, because the other end edge of the operating panel is located so as to overlap with the heating chamber as viewed from the front, an increase in size of the casing can be restrained.