What Is a Quick Opening Bag Filter Housing
The opening mechanism of a bag filter housing greatly affects its ease of use and suitability for different applications. Common types include swing bolt, hinged arm, and quick-opening designs.
Quick-Opening Type (Latch / Lever Mechanism)
Structural Features:
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Equipped with an eccentric cam, lever, or spring latch mechanism. The cover can be locked or released simply by manually turning the handle.
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Uses an O-ring or rubber gasket for sealing, with a bolt-free design.
Operating Procedure:
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Pull the handle to open the lid
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Lift the cover
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Replace the filter bag
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Close the lid and lock the handle
Typical Applications:
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Small-scale filters: Flow rate < 2 m³/h, tank diameter ≤ 400 mm
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High-frequency bag changes: Applications requiring frequent access, such as ultrapure water treatment in the electronics industry
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Mobile systems: Portable setups like vehicle-mounted filtration units and laboratory devices
Advantages:
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Extremely fast operation (3–5 minutes), can be done by a single person
Limitations:
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Lowest pressure resistance (generally ≤ 0.3 MPa)
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Sealing ring requires regular replacement
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Kris
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