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LEWA GmbH
Poster LEWA ecoflow cutaway

Poster LEWA ecoflow cutaway

Product catalog summary

Overview: The document provides a detailed breakdown of the components and structure of the LEWA ecoflow® drive unit, focusing on its various parts and their functions within the system.

Key Components:

Radial Seal Rings: Used for sealing purposes to prevent leaks.
Screwed Plug: Components that secure various parts of the unit.
Plunger and Plunger Rings: Essential for the movement and operation of the pump, ensuring fluid is moved efficiently.
Diaphragm Drive: A critical component for the operation of the diaphragm metering pump, facilitating the movement of the diaphragm.
Fluid Valves: Includes both discharge and suction side valves, such as disc valves, which control the flow of fluid through the pump.
Valve Body and Components: Comprises various parts like valve seats, springs, and guides that ensure proper valve function.
Drive Elements: Includes components like the eccentric disc, sliding shaft, and worm wheel that contribute to the mechanical operation of the pump.
Pump Head: Divided into hydraulic and product areas, each serving specific functions in the pump's operation.

Functional Elements:

Pressure Relief Valve: Ensures the system operates within safe pressure limits.
Diaphragm Metering Pump: The main pump type described, known for precise fluid control.

Additional Features:

Snifting and Venting Valves: Allow for air release and pressure regulation within the system.
Adjusting Spindle and Handwheel: Used for manual adjustments and control of the pump settings.

Conclusion: The document outlines the intricate design and functionality of the LEWA ecoflow® drive unit, highlighting its components and their roles in ensuring efficient and precise pump operation.

Catalog excerpts

Diaphragm metering pump LEWA ecoflow Ball valve (spring loaded or not) Valve spring Valve guide Handwheel Adjusting spindle Diaphragm drive Snifting valve + Venting valve (various combination possibilities, with venting valve always on top) Scale housing Air filter Seal ring Valve ball Valve seat Disc valve Valve guide Valve spring Valve body discharge side Fluid valve discharge side (in figure disc valve) Sliding shaft Diaphragm body Eccentric disc Seal ring Valve plate Valve seat Sandwich diaphragm (in figure M900 head) Hollow shaft Hexagon head screw / stud bolt Screwed plug Cone valve Valve housing Valve insert Radial seal rings Fluid valve suction side (in figure disc valve) Valve cone Valve seat Plunger with plunger rings Drive element housing Screwed plug Valve body suction side Pressure relief valve Valve spring Plunger rod drive pin Pump Head: product area Pump Head: hydraulic area Worm wheel Worm shaft Drive unit

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Poster LEWA ecoflow cutaway

Poster LEWA ecoflow cutaway

Catalog excerpts

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