Fluid Guiding Mounting System for Pump Pressure Pipes
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Solution Overview
Problem
Existing drainage systems with submersible motor pumps and pressure pipes face complex and costly manufacturing issues due to intricate non-return valve and coupling designs, requiring careful assembly and potential replacement upon leaks.
Innovation Solution
A simplified design featuring a traverse with integrated flow paths and standardized fittings, allowing for easier assembly and inspection, using materials like plastic or metal, and incorporating a non-return valve to prevent backflow, with a manual or powered shut-off valve for safety, and guide cams to protect sealing elements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a complex non-return valve and coupling design is used, then the sealing reliability is improved, but the manufacturing cost and device complexity increase significantly
Solution Approach 1:
The coupling device is divided into separate functional components: a coupling body for connection, a non-return valve for flow control, and a support device for mounting. This segmentation allows each component to be manufactured independently using standardized processes, reducing overall complexity while maintaining sealing reliability through dedicated sealing elements in each component.
Solution Approach 2:
The coupling device is designed to perform multiple functions: mechanical connection of the pressure pipe, prevention of backflow through the non-return valve, and support for the pump assembly. By integrating these functions into a single standardized coupling structure, the design reduces the need for multiple specialized components, thereby reducing manufacturing cost and device complexity while maintaining reliability.
2Reliability
If a complex non-return valve and coupling design is used, then the sealing reliability is improved, but the assembly and inspection effort increase
Solution Approach 1:
By segmenting the coupling device into modular components with standardized interfaces, the assembly process becomes more straightforward. Each component can be assembled independently and then connected using standard procedures, reducing the overall assembly effort compared to a complex integrated design.
Solution Approach 2:
The design employs standardized dimensional parameters and tolerance specifications for the coupling components, allowing for consistent assembly procedures. This standardization simplifies the assembly process and inspection requirements while maintaining the necessary sealing reliability through controlled dimensional parameters.
3Reliability
If a complex non-return valve and coupling design is used, then the sealing reliability is improved, but the production cost increases
Solution Approach 1:
Segmenting the design into standardized components allows each part to be manufactured using optimal, cost-effective processes. The coupling body, non-return valve, and support device can be produced independently using standard manufacturing techniques, reducing tooling costs and enabling economies of scale compared to a custom complex integrated design.
Solution Approach 2:
The standardized coupling device serves multiple functions (connection, backflow prevention, support), eliminating the need for multiple separate components. This multi-functionality reduces the total number of parts that need to be manufactured, assembled, and inventoried, thereby reducing production costs while maintaining reliable sealing performance.
4Reliability
If leak-prone sealing seats and closing elements are used, then the sealing function is achieved, but the replacement cost and complexity increase when leaks occur
Solution Approach 1:
The coupling device is segmented into replaceable components, with sealing elements positioned in accessible locations. If a leak occurs, the affected sealing component can be independently replaced without replacing the entire assembly, simplifying repair operations and reducing maintenance costs.
Solution Approach 2:
The design incorporates accessible sealing elements that can be easily inspected and replaced by maintenance personnel without requiring specialized tools or extensive disassembly. This self-service capability allows for quick repairs, reducing downtime and maintenance complexity while maintaining reliable sealing function.
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 design reduces production costs, simplifies assembly and inspection, and minimizes backflow when the pump is uncoupled, ensuring reliable sealing and efficient operation with reduced maintenance needs.
Implementation Method 1
a non-return valve in a detachable manner, a carrying device for absorbing and dissipating forces from the parts attached thereto is arranged in the collection container
Implementation Method 2
the support device is designed as a traverse with at least one flow path arranged therein, that its at least one inlet opening is connected to the pressure pipe and that its at least one outlet opening is connected to a fitting
Implementation Method 3
a standard sealing element, for example an O-ring or similar component, requires a reliable sealing of the connection
Implementation Method 4
a protruding guide cam is arranged on both sides and parallel to the guide and a free space merging into the stationary clutch surface is arranged between the guide cams
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
The device has a pressure pipe (4) exhibiting a suspension device (6) at a pump-far end of the pressure pipe, and a coupling device for coupling the pressure pipe with a non-return valve (9) e.g. ball check valve, in a detachable manner. A supporting device i.e. cross beam (5), is arranged in a collecting tank (1) for force absorption and force conduction of parts fastened to the supporting device. The supporting device has a flow path (7) comprising an inlet opening that is connected with the pressure pipe and an outlet opening (8) that is connected with the non-return valve.