Vacuum Cleaner Bag Access Design to Reduce Soiling During Removal
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Solution Overview
Problem
Existing vacuum cleaners face difficulties in ergonomically replacing the vacuum bag without soiling the user or their environment due to the vacuum bag rubbing against internal walls during removal, and the access mechanism being cumbersome.
Innovation Solution
A vacuum cleaner design with a waste separation and collection device featuring a receiving compartment open upwards, a movably mounted closing hood accessible from above, and a gripping handle positioned to facilitate easy bag insertion and removal, reducing contact with internal walls and minimizing dust dispersion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the access opening is located at the front end of the main body and the closing hood is pivotally mounted on the front end, then the structure is simple, but removing the vacuum bag requires moving it away from the grip handle which is difficult for users
Solution Approach 1:
The patent relocates the access opening from the front end to the upper part of the main body, changing the spatial dimension of access. This allows users to reach the closing hood and remove bags from above while holding the handle, transforming a horizontally constrained operation into a vertically accessible one that does not require moving the bag away from the handle
2Ease of operation
If the vacuum bag is removed from the receiving compartment in the prior art configuration, then bag removal is possible, but the bag rubs against internal walls causing waste to be evacuated and soiling the user's hands or environment
Solution Approach 1:
By positioning the access opening in the upper part of the main body and allowing bag removal from above, the patent creates a removal path that is vertically oriented rather than horizontally constrained. This dimensional change enables users to extract bags straight upward without the bag contacting the lateral internal walls of the receiving compartment, thereby preventing waste evacuation and environmental soiling
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
Enhances ergonomics by allowing easy and clean bag replacement, reducing the risk of soiling and improving user convenience.
Implementation Method 1
a suction motor housed in the main body, the suction motor having a motor shaft and being configured to generate an air flow through the suction nozzle and the waste separation and collection device
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
The vacuum cleaner (2) comprises a main body (3) having a suction nozzle (4); a gripping handle (31); a waste separation and collection device (6) having a receiving compartment (7) open upwards and provided with an access opening, a vacuum cleaner bag housed in the receiving compartment (7), and a closing hood (14) movably mounted on an upper part of the main body (3) between a closing position in which the closing hood (14) closes the access opening, and an opening position in which the closing hood (14) releases the access opening; and a suction motor (26) configured to generate an air flow through the suction nozzle (4) and the waste separation and collection device (6).