Remotely Actuated Volumetric Pump for High Viscosity Products

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Solution Overview

Problem

Existing volumetric batching devices for high viscosity products and two-component mixtures face issues with accuracy, reliability, and flexibility due to motor integration, leading to potential seepage and cumbersome configurations, limiting their practicality for field use.

Innovation Solution

A remotely actuated volumetric batching pump with a pump having progressive recesses and a flexible rotary shaft, allowing precise control and seal, connected to a control motor via a flexible rotary shaft, ensuring high accuracy and reliability with minimal wear and flexibility in operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If control motors are integrated directly in the batching device, then actuation control is achieved, but protection against product seepage becomes difficult and device complexity increases

Engineering Contradiction:
Improveprotection against product seepageVSAvoidmotor integration and connections
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The batching device is divided into separate functional modules: the volumetric pump unit handling the product and the control motor unit handling actuation. These modules are connected through a flexible rotary shaft, allowing independent protection and optimization of each component. The pump unit can be fully sealed against product seepage while the motor unit remains outside the product containment zone.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A flexible rotary shaft serves as an intermediary element between the control motor and the volumetric pump. This intermediary transmits rotational motion while allowing the motor to be positioned away from the product handling zone, eliminating the need for complex sealed integrations and enabling simpler protection measures.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If control motors are integrated in the batching device, then actuation is achieved, but the device becomes encumbrant and less practical for field use

Engineering Contradiction:
Improvepracticality for field useVSAvoidconnections of control and electric supply systems
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

By segmenting the control system from the batching device, the patent creates a compact pump unit suitable for field deployment. The control motor and its complex electrical connections are separated into a stationary control station, leaving only the essential volumetric pump at the delivery point, thereby improving portability and ease of operation.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If traditional volumetric batching devices are used, then batching accuracy is maintained, but flexibility for field use is reduced

Engineering Contradiction:
Improvebatching accuracyVSAvoidflexibility for field use
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent separates the precision volumetric pumping function from the control and motor functions, creating a compact, self-contained pump unit that maintains batching accuracy while becoming portable enough for field use. The segmented design allows the pump to be positioned at the delivery point while control functions remain stationary.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flexible rotary shaft acts as a mediator that transmits precise rotational control from the stationary motor to the portable pump, maintaining batching accuracy while enabling field deployment. This intermediary allows the pump to be compact and mobile without sacrificing control precision.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 solution provides a highly accurate, reliable, and flexible system for delivering high viscosity products and two-component mixtures, ensuring precise volumetric delivery and continuous operation with reduced risk of seepage, enabling practical use beyond traditional batching stations.

Implementation Method 1

The internal rotor 15 is connected to the appendix 17 through a suitable connection appendix 17, which is in turn connected to the other end of the flexible rotary shaft 11

Methodology Applied
Scientific EffectMechanical coupling: Mechanical Force

Implementation Method 2

the internal rotor 15 being shaped as worm screw with progressive recesses whose relative rotation with respect to the stator 13 generates a translation movement of the product therein

Methodology Applied
Scientific EffectProgressive recesses mechanism: Screw

Data Source

PatentEP3033524B1Batching/delivering system comprising at least one remotely actuated volumetric batching pump
Publication Date: 2018.05.02 STAN ENG CORP
  • EP3033524B1 patent drawingFigure 1~2
  • EP3033524B1 patent drawingFigure 3~4
  • EP3033524B1 patent drawingFigure 5~6

AI summary

A batching/delivering system (101) is described, in particular for delivering and batching high viscosity products, comprising at least one managing and actuating device (103), the managing and actuating device (103) comprising at least one control motor (105), and at least one remotely-actuated volumetric batching pump (1), for delivering and batching high viscosity products. The remotely- actuated volumetric batching pump (1) comprising at least one sucking, volumetrically batching and delivering element (3) having a first duct (5) for sucking the product to be batched, at least one volumetric batching device (7) of the product, and at least one second duct (9) for exiting the product batched by the device (7). The device (7) being operatively connected to at least one control motor of an operation of the device (7) by interposing at least one flexible rotary shaft (11).