Shopping Cart Display Module Segmentation
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Solution Overview
Problem
Existing electronic displays on shopping carts are prone to high failure rates due to mechanical and climatic exposures, leading to increased production and service costs, and require non-standardized designs to fit various cart types, which complicates manufacturing and maintenance.
Innovation Solution
The electronic display module is designed with a removable inner housing containing a screen and power supply unit, partially transparent and protruding from the display housing, equipped with data transmission and electrical connectors, allowing for easy replacement and standardization, while spacing elements like ribs or spacers maintain a minimal distance from the window pane to protect against damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electronic displays are used on shopping carts, then information presentation capability is improved, but failure rate increases due to mechanical and climatic exposures
Solution Approach 1:
The display device is divided into separate functional modules: a replaceable display module containing the screen and electronics, and a permanent housing integrated with the cart handle. This segmentation allows the fragile electronic components to be isolated in a protected, standardized module that can be easily replaced when damaged, rather than repairing the entire cart handle assembly.
Solution Approach 2:
The display module is positioned at a distance from the window pane using spacing elements (ribs or spacers), creating a protective air gap that cushions the electronic components against mechanical shocks and vibrations during cart operation, reducing damage from mechanical exposures.
2Adaptability or versatility
If non-standardized display designs are used to fit various cart types, then adaptability is improved, but production costs increase
Solution Approach 1:
The display module is designed as a universal, standardized component with fixed dimensions and mounting features that can be adapted to different cart types through the housing design rather than the module itself. This allows the same display module to be used across multiple cart models, reducing manufacturing complexity and costs while maintaining compatibility with various cart designs.
3Ease of repair
If the display module is made replaceable, then ease of repair is improved, but device complexity increases
Solution Approach 1:
The display system is segmented into a permanent housing and a replaceable module, with the module further divided into screen, power supply, and control electronics. This segmentation enables easy replacement of only the faulty module rather than the entire display system, simplifying repair operations despite the increased modular complexity.
Solution Approach 2:
The display module contains nested sub-components (screen, power supply, connectors) within a standardized housing, which itself nests within the cart handle integration. This nested structure allows for systematic replacement at different levels - from individual components to the entire module - maintaining ease of repair while organizing complexity hierarchically.
Data Source
AI summary
The electronic display, especially for carts, provided with a display housing being a cart handle or being mounted on a cart handle, comprising a screen with an electronic circuit board and a power supply unit located in the display housing, according to the invention stands out in that the screen with the electronic circuit board and the power supply unit are further placed in a removable inner housing, thereby forming a separate display module. The display module is provided with a screen with an electronic circuit board and a power supply unit located in an inner housing adapted to be placed in the display housing.