Device for cleaning protective sheaths of uv lamps of a...

B - Operations – Transporting – 08 – B

Patent

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Details

B08B 9/02 (2006.01) B08B 1/00 (2006.01) C02F 1/32 (2006.01)

Patent

CA 2544251

The invention relates to a device for disinfecting water using UV radiation including a number of UV lamps (31) each being protected by at least one sheath (32) made of a material transparent to UV and having an essentially cylindrical shape, said device comprising means for cleaning these sheaths including at least one scraping ring (7) encircling each sheath (32) and being capable of being displaced while sliding along this sheath (32) with the aid of motor means (5). The scraping rings (7) are mounted on at least one drive assembly comprising supporting means (41) carried by at least one drive arm (42) connected to these motor means (5). The supporting means (41) of each scraping ring (7) has at least one closed ring inside of which the scraping ring (7) is mounted, and the supporting means (41), together with the drive arm(s) (42), form a one-piece drive assembly (42).

L'invention a pour objet un dispositif de désinfection d'eau par rayonnement UV incluant une pluralité de lampes UV (31) chacune protégée par au moins une gaine (32) en matériau transparent aux UV de forme sensiblement cylindrique, ledit dispositif comprenant des moyens de nettoyage desdites gaines incluant au moins une bague de raclage (7) entourant chaque gaine (32) et étant susceptible d'être entraînée en coulissement le long de ladite gaine (32) à l'aide de moyens moteurs (5), lesdites bagues de raclage (7) étant montées sur au moins un ensemble d'entraînement comprenant des moyens supports (41) portés par au moins un bras d'entraînement (42) relié auxdits moyens moteurs (5), lesdits moyens supports (41) de chaque bague de raclage (7) comprenant au moins un anneau fermé à l'intérieur duquel est montée ladite bague de raclage (7) et en ce que lesdits moyens supports (41) forment avec ledit ou lesdits bras d'entraînement (42) un ensemble d'entraînement monobloc.

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