Fixed Doorway Blow-Off - Portal
- Doorless Fixed Portal
- Side-Mounted Blow-Off Nozzles
- Compact Doorway Treatment
- Open High-Speed Passage
Produkteinführung
The fixed doorway blow-off portal is a permanent doorless open frame around a personnel opening, not a closed booth or a tall enclosed filtration tower. Compact side casings contain the air equipment and nozzle manifolds, while an overhead bridge ties the two posts together. Presence sensing can activate the blow-off airflow as personnel cross the open portal, providing a practical dust-removal point where a full airlock is not required.
Key Features
Side-mounted blow-off nozzles direct air across the passing person.
An overhead bridge aligns the two portal posts and protects routed wiring.
Lower inlet sections collect part of the disturbed dust close to footwear level.
Presence sensing can reduce operation when the passage is unoccupied.
Kunden Produktbedenken
A fixed open portal must fit a shallow doorway while delivering useful airflow and retaining a stable structural connection to the surrounding partition.
Typische Anwendungen
Technische Parameter
Typical structural ranges for a fixed doorless blow-off portal are shown below.
| Core Material | Fixed powder-coated steel portal with side-mounted filtered-air blow-off manifolds, lower inlet sections and a reinforced overhead bridge |
|---|---|
| Panel Dicke | 1.0-1.2 mm side-casing and bridge panels |
| Effektive Breite | 900-1400 mm clear doorless opening |
| Maximale Länge | Up to 1800 mm overall portal span |
| Stahl facing Dicke | 1.0-1.2 mm formed steel sheet at the posts and bridge |
| Kerndichte | 30-45 kg/m³ acoustic PET-fibre infill in the side equipment casings |
| Thermische Leitfähigkeit | 0.034-0.040 W/(m·K) for the acoustic casing infill |
| Oberfläche Finish | White powder-coated portal with brushed stainless nozzle and inlet faces |
| Gemeinsamer Typ | Bolted post-to-bridge connections with fixed base anchors and removable service covers |
| Customisierung | Verfügbar je nach beabsichtigter Anwendung und Betriebsumgebung. |
Verfügbare Optionen
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