Pool Debris Blocker With Filter Basket for Surface Skimming

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Solution Overview

Problem

Existing pool and spa filtration systems struggle to effectively remove floating debris from the water surface, leading to filter clogging and system failure, necessitating manual cleaning and increasing operational costs.

Innovation Solution

A pool debris blocker system with a filter basket and inlet door panel that automatically captures and retains debris, featuring a filter mesh cover and inlet cover with adjustable openings, allowing water to pass while blocking larger particles, and an inlet door panel that opens and closes based on water flow and weight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the inlet is placed at the water surface height to remove floating debris, then floating debris removal capability is improved, but the filter core becomes easily clogged

Engineering Contradiction:
Improvefloating debris removal capabilityVSAvoidfilter core clogging
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system is divided into two functional segments: a first filter (skimmer) positioned at the water surface to capture floating debris, and a second filter (main filter) positioned below the water surface to handle fine particles. This segmentation allows each filter to specialize in different debris types, preventing the main filter core from being clogged by large floating debris while maintaining effective filtration of fine particles.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the inlet is placed at the bottom side wall to avoid filter clogging, then filter reliability is improved, but floating debris cannot be removed

Engineering Contradiction:
Improvefilter operation stabilityVSAvoidfloating debris removal capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system transitions from a single horizontal level inlet to a multi-level vertical arrangement. The first filter inlet is positioned at the water surface level to capture floating debris, while the second filter inlet is positioned below the water surface to handle submerged particles. This dimensional change enables simultaneous removal of both floating and submerged debris while maintaining filter reliability.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If manual cleaning is used to remove floating debris, then floating debris removal is achieved, but operational costs increase and convenience decreases

Engineering Contradiction:
Improvefloating debris removal capabilityVSAvoidmaintenance convenience
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system implements automatic self-service debris removal through the skimmer assembly that continuously captures floating debris at the water surface and directs it to a collection container. This automated mechanism eliminates the need for manual cleaning operations, reducing both operational costs and maintenance effort while maintaining effective floating debris removal capability.

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

Automatically cleans floating debris, preventing filter clogging and simplifying maintenance by allowing easy removal and reattachment of the filter basket, while maintaining effective debris retention during fluid level changes.

Implementation Method 1

a filter mesh cover having at least one mesh opening formed through a mesh wall of the filter mesh cover. The at least one mesh opening may be sized to permit passage of water from an interior of the filter basket through the mesh wall and sized to discourage passage of the debris sized larger than the at least one mesh opening

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Implementation Method 2

an inlet door panel that opens and closes based on water flow and weight

Methodology Applied
Scientific EffectHydraulic force: Hydraulic Press

Data Source

PatentUS20260062940A1Circulation and filtration device for a pool or spa
Publication Date: 2026.03.05 INTEX IND (XIAMEN) CO LTD
  • US20260062940A1 patent drawing
  • US20260062940A1 patent drawing
  • US20260062940A1 patent drawing

AI summary

A pool debris blocker, a pool circulation and filtration device, and a pool are disclosed. The pool debris blocker includes a housing and a filter basket. The housing is provided with an inlet, an outlet, and a water passage chamber. The inlet and the outlet are respectively connected to the water passage chamber. The inlet is located on a side wall of the housing and is connected to a water storage chamber of the pool. The filter basket is fixedly or removably installed within the water passage chamber of the housing to filter and block debris from the water entering through the inlet. When applied to a pool circulation and filtration device, the pool debris blocker may use the filter basket to collect debris floating on the surface of the pool water. It may also prevents floating debris in the pool from entering the filter core.