Gravity-Type Double-Ended Pepper Grinder with Ball Switch Control
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Solution Overview
Problem
Existing double-ended pepper grinders are inconvenient to use due to complex controls and the need for frequent cleaning or replacement of condiments.
Innovation Solution
A gravity-type double-ended pepper grinder with a housing containing two independent material channels and grinding assemblies, controlled by ball switches for easy operation, allowing for automatic grinding by gravity sensing without the need for frequent cleaning or replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a double-ended grinder with two condiment containers is used, then grinding efficiency is improved by grinding two condiments simultaneously, but the device complexity increases due to multiple grinding assemblies and control mechanisms
Solution Approach 1:
The grinder is divided into two independent grinding systems, each with its own material container and grinding assembly. The housing is partitioned into first and second cavities, with each cavity containing a complete grinding mechanism. This segmentation allows simultaneous operation of two grinding assemblies, doubling the productivity while maintaining modular simplicity in each individual system.
Solution Approach 2:
A single motor shaft serves dual purposes by driving both the first and second grinding assemblies simultaneously. The motor shaft extends through the housing and connects to both grinding mechanisms, allowing one motor to perform the function of what would traditionally require two separate motors, thereby reducing overall device complexity while maintaining the ability to grind two condiments at once.
2Ease of operation
If traditional button switches are used for control, then the control mechanism is simple, but the ease of operation is reduced due to the need for precise button pressing
Solution Approach 1:
Traditional mechanical button switches are replaced with capacitive touch switches. The control panel includes a first touch switch for the first grinding assembly and a second touch switch for the second grinding assembly. These touch switches detect electrical capacitance changes when touched, eliminating the need for mechanical button pressing while providing intuitive and easy operation. The capacitive touch control reduces operational difficulty especially for users with limited dexterity.
3Productivity
If a single material channel is used, then the device complexity is low, but the productivity is limited to grinding only one condiment at a time
Solution Approach 1:
The material storage system is segmented into two separate material containers, each with its own material outlet and dedicated material channel. The first material container feeds the first grinding assembly through the first material channel, while the second material container feeds the second grinding assembly through the second material channel. This segmentation enables simultaneous grinding of two different condiments without cross-contamination, significantly improving productivity.
Solution Approach 2:
Each material channel is designed with specific local characteristics optimized for its designated condiment. The first material channel is configured for the first condiment type with appropriate outlet positioning and channel dimensions, while the second material channel is optimized for the second condiment type. This localized optimization allows each channel to efficiently handle its specific material while maintaining overall system productivity.
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 design enhances user convenience by allowing easy control through ball switches and automatic operation via gravity sensing, eliminating the need for frequent cleaning or replacement of condiments.
Implementation Method 1
A first ball switch for controlling the on-off of the power module and a second ball switch for controlling an operating state of the grinding assembly are arranged on the control module. The first ball switch and the second ball switch extend out of the surface of the housing.
Data Source
AI summary
A gravity-type double-ended pepper grinder includes a housing and a material storage cup. The material storage cup is partitioned into two material chambers. The housing is correspondingly provided with two independent material channels butted with the two material chambers respectively. Discharge ends of the material channels are provided with a grinding assembly separately. A control module and a power module for supplying power to the control module and the grinding assembly are mounted in the housing. The control module is electrically connected to the grinding assembly. A first ball switch for controlling the on-off of the power module and a second ball switch for controlling an operating state of the grinding assembly are arranged on the control module. The first ball switch and the second ball switch extend out of the surface of the housing.