Shaking Device for Instant Check Meter with Rotating Mechanism

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Solution Overview

Problem

Current medical testing apparatuses, especially fully-automatic and POCT devices, face challenges with complex sample pre-treatment processes, long detection cycles, high costs, and low consistency of test results when handling multiple clinical specimens, requiring manual operation and lacking high automation and cost-effectiveness.

Innovation Solution

A shaking device for a fully-automatic instant check meter with a simple structure, comprising a frame body, rotating mechanism, vacuum blood vessel shaking mechanism, and peripheral blood vessel shaking mechanism, utilizing motors and synchronous belts for efficient and uniform shaking of blood in test tubes, along with a barcode printer for sample identification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If large fully-automatic test apparatus is used to achieve high detection capacity and automation, then detection capacity and automation degree are improved, but structure becomes complicated and cost increases

Engineering Contradiction:
Improvedetection capacityVSAvoidstructure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The device is divided into distinct functional modules: a sample rack for holding multiple blood vessels, a rotating mechanism with friction heads for individual vessel manipulation, and a shaking mechanism with gripper and shaking block. Each module performs a specific function, allowing the system to achieve high automation through coordinated simple actions rather than a single complex mechanism.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If POCT products are used to achieve miniature size and simple operation, then device size and ease of operation are improved, but detection capacity is limited to single specimen and automation degree is low

Engineering Contradiction:
Improveoperation simplicityVSAvoiddetection capacity
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The shaking device is designed to handle multiple types of blood vessels (vacuum blood vessels and peripheral blood vessels) and multiple specimens simultaneously. The sample rack can hold numerous vessels, the rotating mechanism can selectively manipulate different vessels, and the shaking mechanism can process them in sequence, making the device universal for various testing scenarios while maintaining simple operation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Device complexity

If manual operation is used to handle multiple specimens, then device complexity is reduced, but automation degree decreases and labor cost increases

Engineering Contradiction:
Improvestructure simplicityVSAvoidautomation degree
Core Design Contradiction:
Device complexityVSExtent of automation

Solution Approach 1:

The device performs self-service automation through its rotating mechanism that automatically selects and manipulates blood vessels, and the shaking mechanism that automatically shakes samples without manual intervention. The system serves itself by coordinating the rotation of friction heads with the activation of shaking mechanisms, eliminating the need for operators to manually shake each specimen while keeping the overall structure relatively simple.

Inventive Principle:
Principle #25Self-service

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 device enables efficient and reliable shaking of blood samples in both vacuum and peripheral blood vessels, improving automation, reducing manual operation, and enhancing the consistency of test results while being cost-effective and user-friendly.

Implementation Method 1

the first rotating mechanism is connected to the first sliding rail in a sliding manner via a first sliding block and is connected to the first motor via a first synchronous belt

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

The second DC motor is fixed on the second bracket. The output end of the second DC motor is provided with the first driving wheel, and one end of the first lead screw is provided with the first driven wheel

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 3

The fixing piece is provided with a brushless motor. The output end of the brushless motor is provided with an eccentric block. A shaking block is arranged above the fixing piece

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 4

the rotating mechanism is connected to the first sliding rail in a sliding manner via a first sliding block and is connected to the first motor via a first synchronous belt

Methodology Applied
Scientific EffectFriction drive: Friction

Data Source

PatentUS9962668B2Shaking device for fully-automatic instant check meter
Publication Date: 2018.05.08 HANGZHOU JOINSTAR BIOMEDICAL TECHNOLOGY CO LTD
  • US9962668B2 patent drawing
  • US9962668B2 patent drawing
  • US9962668B2 patent drawing

AI summary

A shaking device for a fully-automatic instant check meter, which is used for shaking blood in a test tube uniformly. The shaking device comprises a frame body, a barcode printer, a first bracket, a second bracket, a rotating mechanism, a vacuum blood vessel shaking mechanism and a peripheral blood vessel shaking mechanism, wherein a first sliding rail, a first motor and a second motor are provided on the frame body; the rotating mechanism is connected to the first sliding rail in a sliding manner via a first sliding block and is connected to the first motor via a first synchronous belt; the vacuum blood vessel shaking mechanism is connected to the first sliding rail in a sliding manner via a second sliding block and is connected to a second motor via a second synchronous belt; the peripheral vessel shaking mechanism is arranged below the vacuum blood vessel shaking mechanism; and the barcode printer is arranged at one side of the frame body. The shaking device has a simple structure and a good shaking effect, and is safe and reliable.