Monoblock Divider Assembly With Replaceable Pistons for High Pressure

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Solution Overview

Problem

Traditional divider block systems require modular sections for precise alignment and operation, leading to limitations in pressure handling, wear issues due to over-tightening, and the need for complete replacement when components fail, with inefficiencies in lubricant delivery and high maintenance costs.

Innovation Solution

A monoblock divider assembly made from a single piece of material, such as steel, incorporating replaceable sleeves and pistons that eliminate the need for O-ring seals and modular sections, allowing for higher pressure handling and easy repair without disassembly, reducing waste and maintenance costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If modular sections are used for precise alignment and operation, then manufacturing precision is improved, but device complexity increases and pressure handling capability deteriorates

Engineering Contradiction:
Improvealignment precisionVSAvoidmodular section complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent merges multiple modular sections into a single monoblock structure made from one piece of material. This integration eliminates the need for separate modular sections while maintaining precise alignment through the monolithic construction, thereby reducing device complexity and improving pressure handling capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent segments the monoblock into multiple functional sections with internal passages and chambers, allowing each section to perform specific lubrication functions while maintaining the integrity of the single-piece construction. This enables precise alignment without requiring separate modular components.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If modular sections with O-ring seals are used, then ease of manufacture is improved, but reliability deteriorates due to wear issues from over-tightening

Engineering Contradiction:
ImprovemanufacturabilityVSAvoidwear resistance
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent combines multiple sealed sections into a single monoblock structure, eliminating the need for O-ring seals between sections. This removes the reliability issue of O-ring wear from over-tightening while maintaining manufacturing feasibility through monolithic construction and internal passage integration.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and eliminates the O-ring seal components from the design by using a monoblock construction with integrated internal passages. This removal of problematic sealing components directly improves reliability by eliminating wear issues associated with over-tightening modular sections.

Inventive Principle:
Principle #2Taking out (Extraction)

3Manufacturing precision

If complete replacement is required when components fail, then manufacturing precision is maintained, but loss of time and productivity deteriorate

Engineering Contradiction:
Improvealignment precisionVSAvoidmaintenance efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent segments the monoblock into multiple functional sections with replaceable pistons, allowing individual component replacement rather than complete system replacement. This maintains manufacturing precision through the monolithic structure while improving productivity by enabling selective component replacement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent enables recovery and reuse of the monoblock structure itself while allowing replacement of worn pistons. This selective replacement approach maintains the precision of the original manufacturing while improving productivity by avoiding complete system replacement.

Inventive Principle:
Principle #34Discarding and recovering

4Strength

If high pressure handling is achieved with monoblock design, then strength is improved, but ease of repair deteriorates due to difficulty of disassembly

Engineering Contradiction:
Improvepressure handling capabilityVSAvoiddisassembly ease
Core Design Contradiction:
StrengthVSEase of repair

Solution Approach 1:

The patent segments the monoblock into functional sections with accessible piston replacement mechanisms, allowing repair without complete disassembly. This maintains the strength benefits of monolithic construction while improving ease of repair through selective component access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent designs the monoblock with self-service repair capabilities, allowing users to replace pistons without requiring disassembly of the entire structure. This maintains high pressure handling strength while enabling easy maintenance through user-friendly piston replacement.

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 monoblock design enables higher pressure handling up to 10,000 PSI, reduces wear and maintenance, and allows for efficient repair and reconfiguration, significantly lowering production and disposal costs while minimizing waste, and ensuring precise lubricant delivery.

Implementation Method 1

The divider block allows pressurized lubricant to distribute to multiple lubrication points. The pressurized lubricant causes a set of pistons to move back and forth within the piston bores.

Methodology Applied
Scientific EffectPressure: Pressure Increase

Data Source

PatentUS11953149B2Mono-material divider block assembly
Publication Date: 2024.04.09 ROYS CURTIS ALAN
  • US11953149B2 patent drawing
  • US11953149B2 patent drawing
  • US11953149B2 patent drawing

AI summary

The invention is directed to a divider block assembly made from one piece of material. Traditional divider blocks require modular sections so that piston alignment can be calibrated precisely. The current invention uses replaceable pistons and sleeves that are suitable for use at high fluid pressures. The use of these pistons also allows for a single, bodied, one-piece, metal divider body, rather than the conventional multiple block divider blocks, which allows for a more efficient manufacturing method and stronger, more reliable, and more efficient lubricant dispensing system. The use of any of these aspects separately can improve performance, and not all are required in every embodiment.