Radial Multi-Cone Dust Cup Separator for Compact Vacuum Cleaners
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Solution Overview
Problem
Existing dust cups with multi-cone separators have complex structures, require high-power motors, and incur increased production costs due to separate and manually assembled components, with inefficient dust separation as dust accumulates at the bottom of the inner dust barrel.
Innovation Solution
A separation structure for a dust cup with a main body and a separator dividing the internal space into three chambers, featuring a short air intake portion, sedimentation portions, and ventilation grooves, allowing for efficient separation of waste particles and reducing the size and production costs of the dust cup.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a multi-cone separator is used to improve separation effect, then waste separation efficiency is improved, but device complexity and size increase
Solution Approach 1:
The separator is divided into multiple independent cone-shaped sedimentation portions arranged radially around a central air intake portion. Each sedimentation portion functions as an independent separation unit, allowing the system to achieve multi-stage separation without requiring a single complex multi-cone structure. This segmentation reduces overall structural complexity while maintaining high separation efficiency.
Solution Approach 2:
The invention transitions from a vertical multi-cone arrangement to a horizontal radial arrangement of cone-shaped sedimentation portions around a central air intake. This dimensional change allows multiple separation chambers to coexist in the same horizontal plane, reducing the vertical height requirement and simplifying the overall structure while maintaining effective multi-stage separation.
2Productivity
If a multi-cone separator with large size is used to improve separation effect, then waste separation efficiency is improved, but the dust cup requires a high-power motor
Solution Approach 1:
By segmenting the separation function across multiple radial cones rather than using a single large separator, the air flow path is optimized to be shorter and more direct. Each cone handles a portion of the air flow independently, reducing the overall resistance and allowing the use of a lower-power motor while maintaining effective separation.
Solution Approach 2:
The radial horizontal arrangement of sedimentation portions creates more efficient air flow paths compared to vertical arrangements. Air enters the central intake and is distributed radially outward to multiple cones simultaneously, reducing the distance air must travel and the energy required to move air through the separator, thereby reducing motor power requirements.
3Ease of manufacture
If sedimentation cone and intake tube are produced separately and manually assembled, then component flexibility is improved, but production cost increases
Solution Approach 1:
The air intake portion and multiple cone-shaped sedimentation portions are integrated into a single unified separator structure. The central air intake is directly connected to the base of each radial cone, eliminating the need for separate assembly of intake tubes and sedimentation cones. This merging simplifies manufacturing while maintaining the functional benefits of multiple separation chambers.
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 separation structure achieves efficient separation of waste from air with a simple design, reduced size, and lower power requirements, while integrating components for reduced assembly costs and improved separation efficiency.
Implementation Method 1
The separator is provided with a through hole, an air intake portion and a plurality of sedimentation portions communicated with the air intake portion. The plurality of sedimentation portions are arranged around the air intake portion. A length of the air intake portion is smaller than a length of each of the plurality of sedimentation portions.
Implementation Method 2
small particles of waste is deposited separately at the bottoms of second chamber and third chamber
Data Source
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AI summary
A separation structure for a dust cup of a vacuum cleaner is provided and includes a main body and a separator. The separator is fixedly mounted in an internal space of the main body. The internal space of the main body is divided by the separator into a first chamber, a second chamber and a third chamber. The separator is provided with a through hole, an air intake portion and a plurality of sedimentation portions communicated with the air intake portion. The plurality of sedimentation portions are arranged around the air intake portion. A length of the air intake portion is smaller than a length of each of the plurality of sedimentation portions. The air intake portion is communicated with the second chamber, the plurality of sedimentation portions are communicated with the third chamber. The first chamber is communicated with the second chamber via the through hole.