Automatic Analyzer Shuttle Rack for Inaccessible Detergent

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Solution Overview

Problem

In automatic analyzing apparatuses, the detergent storage part often needs to be positioned in a location that cannot be accessed by the user, posing challenges for replenishment when the detergent runs low, similar issues arise with solutions like diluents.

Innovation Solution

The apparatus incorporates a second conveyance path and a shuttle rack system that allows solutions for the probe to be conveyed and used from a position inaccessible to the user, utilizing a sample dispensing mechanism to aspirate and dispense liquids from containers on both the first and second container racks, enabling continuous operation without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the detergent storage part is disposed at a position that cannot be accessed by the user, then the layout flexibility of the apparatus is improved, but the ease of replenishing detergent deteriorates

Engineering Contradiction:
Improvelayout flexibilityVSAvoidease of replenishing detergent
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system automatically detects when detergent is low and initiates a replenishment sequence without user intervention. The conveyance mechanism transports the detergent container from the inaccessible storage position to the dispensing position, and the probe automatically dispenses the detergent, making the system self-sufficient for this routine maintenance task.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical action of opening containers and pouring detergent is replaced by an automated system using a conveyance mechanism (such as a robotic arm or automated transport system) and an automated dispensing mechanism, eliminating the need for manual physical intervention.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Object-affected harmful factors

If the detergent storage part is disposed at a position that cannot be accessed by the user, then the risk of user interference is reduced, but the productivity of the apparatus deteriorates due to potential operation interruptions

Engineering Contradiction:
Improverisk of user interferenceVSAvoidanalysis continuity
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The system continuously monitors the detergent level in the storage container and provides feedback when the detergent is low. This triggers an automated replenishment sequence that restores the detergent supply without interrupting the analysis workflow, maintaining productivity while keeping the storage position inaccessible to users.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The automated detection and replenishment system operates independently of user actions, ensuring that the inaccessible storage position does not become a bottleneck. The system handles its own maintenance needs automatically, preventing operational interruptions and maintaining continuous productivity.

Inventive Principle:
Principle #25Self-service

3Device complexity

If a conventional storage part design is used, then the device complexity is low, but the adaptability to different layout configurations deteriorates

Engineering Contradiction:
Improvestorage part design simplicityVSAvoidlayout configuration flexibility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The storage system is divided into separate functional modules: an inaccessible storage position for detergent containers, a conveyance mechanism for transporting containers, and a dispensing mechanism for delivering detergent. This segmentation allows each component to be independently designed and positioned, providing layout flexibility without overall system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system incorporates movable and adjustable components, such as a conveyance mechanism that can transport containers between positions and a dispensing mechanism that can be positioned flexibly. This dynamic design enables the system to adapt to different layout configurations while maintaining functional simplicity.

Inventive Principle:
Principle #15Dynamics

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 ensures that solutions like detergents and diluents can be used even when the storage part is inaccessible, enhancing the apparatus's operational flexibility and reducing the risk of user interference, thereby maintaining analysis continuity.

Implementation Method 1

The sample dispensing mechanism includes the probe, and is configured so that the probe can aspirate a liquid in the container of the first container rack and a liquid housed in the container of the second container rack

Methodology Applied
Scientific EffectAspiration: Suction

Data Source

PatentUS20230069747A1Automatic analyzing apparatus
Publication Date: 2023.03.02 CANON KK
  • US20230069747A1 patent drawing
  • US20230069747A1 patent drawing
  • US20230069747A1 patent drawing

AI summary

An automatic analyzing apparatus according to an embodiment includes first and second conveyance paths, a sample dispensing mechanism, and processing circuitry. The first conveyance path conveys a first container rack that holds a container housing the sample. The second conveyance path conveys a second container rack that holds a container housing at least one of a detergent solution for cleaning a probe that dispenses the sample, a diluent for diluting the sample, a buffer solution for mixing the sample, a solution used for a blank test with the sample, and a solution for performing calibration measurement for the apparatus. The sample dispensing mechanism is configured so that the probe can aspirate a liquid in the container of the first container rack and the second container rack. The processing circuitry controls operations of the first conveyance path, the second conveyance path, and the sample dispensing mechanism.