Integrated Viscous Medium Dosing Device
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Solution Overview
Problem
Conventional dosing devices for viscous media experience leaks, increased setup and cleaning times, and safety risks due to the physical separation of containers and dosing devices, particularly with hazardous materials.
Innovation Solution
A one-piece device integrating a container and an eccentric screw pump or progressing cavity pump, eliminating the need for seals and reducing contact risks, with a design that minimizes leaks and simplifies setup and cleaning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a seal is used to couple the container to the dosing device, then the coupling tightness is improved, but leaks still occur after certain period of use and the setup time increases
Solution Approach 1:
The container and dosing device are merged into a single integrated unit where the container wall itself forms part of the pump housing. This eliminates the separate coupling interface and seal requirements, achieving both leak-free operation and instant setup by removing the coupling step entirely.
2Reliability
If a seal is used to ensure tight coupling between container and dosing device, then leakage is reduced, but the complexity of the device increases
Solution Approach 1:
The container wall is merged with the pump housing structure, eliminating the need for separate seals and coupling mechanisms. This integration reduces device complexity while maintaining leak-free operation, as the single-piece construction removes multiple potential failure points.
3Adaptability or versatility
If the container and dosing device are physically separated, then the dosing device can be reused with different containers, but the cleaning time and setup time increase
Solution Approach 1:
The integrated container-pump unit is designed as a disposable component that is discarded after use. This eliminates the need for cleaning and complex disassembly/reassembly operations, reducing both cleaning time and setup time while maintaining versatility through replacement rather than reuse.
4Ease of repair
If the container and dosing device are physically separated, then the dosing device can be cleaned separately, but the safety risk for technicians increases when handling hazardous viscous media
Solution Approach 1:
The integrated unit is designed as a disposable component that is discarded after use rather than cleaned and reused. This eliminates technician exposure to hazardous viscous media during cleaning operations, significantly reducing safety risks while maintaining operational effectiveness.
5Productivity
If conventional separate container and dosing device are used, then the dosing device can be optimized for pumping function, but the probability of contact between technician and hazardous viscous medium increases
Solution Approach 1:
The integrated container-pump unit is designed as a disposable component that encapsulates the viscous medium entirely within the container-pump assembly. This eliminates the need for technician intervention during operation, cleaning, or maintenance, completely preventing exposure to hazardous materials while maintaining pumping efficiency.
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 reduces leak probabilities, setup and cleaning times, and safety risks by integrating the container and pumping functions, enhancing operational efficiency and safety when handling hazardous viscous media.
Implementation Method 1
a conveying element (6) designed as an outer part (4) or inner part (5) of an eccentric screw pump (9) for metered conveying of the viscous medium (M) from the container (2) integrated
Implementation Method 2
the progressing cavity pump with a designed as an inner part or outer part, second conveying element, wherein the first conveying element and the second conveying element can be brought into an operative connection for conveying the viscous medium from the container
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The device (1) has a container (2) for receiving the viscous medium (M). An integral part (3) is provided to integrate a part of container and conveying element (6) for dosing conveyor of the viscous medium from the container. The conveying element is formed as outer part (4) or inner part of an eccentric screw pump. : Independent claims are also included for the following: (1) an arrangement for dosing a viscous medium; and (2) a method for manufacturing a device for dosing a viscous medium. USE : Device for dosing a viscous medium. ADVANTAGE : The device has a container for receiving the viscous medium, and thus ensures cost-effective processing of the viscous medium. DESCRIPTION OF DRAWINGS : The drawing shows a schematic longitudinal sectional view of a device for dosing the viscous medium. 1 : Device 2 : Container 3 : Integral part 4 : Outer part 6 : Conveying element M : Viscous medium.