Water filtration system
AssigneesFoshan Shunde Midea Water Dispenser Mfg. Co., Ltd., Midea Group Co., Ltd.
InventorLyu Yang
Life of this patent
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Abstract
A water filtration system (100) includes: a raw water inlet (100a); a pure water outlet (100b); a purified water outlet (100c); a waste water outlet (100d); and an integrated filter cartridge (1) having first (10a) through fourth ports (10d), in which the first port (10a) is connected to the raw water inlet (100a), the second port (10b) is connected to the pure water outlet (100b), the purified water outlet (100c) and the waste water outlet (100d) are both connected to the third port (10c), and a water storage device (2) is disposed to at least one of a flow path connected to the pure water outlet (100b) and the fourth port (10d).
Claims10
A water filtration system, comprising:
- a raw water inlet;
- a pure water outlet;
- a purified water outlet;
- a waste water outlet;
- and
- an integrated filter cartridge comprising a pre-filter cartridge, a fine filter cartridge and a post-filter cartridge, and having a first port, a second port, a third port, and a fourth port, wherein
- the first port is connected to the raw water inlet, the second port is connected to the pure water outlet, the purified water outlet and the waste water outlet are both connected to the third port, and the fourth port is connected to a water storage device,
- a first portion of raw water entering through the raw water inlet is configured to flow out through the pure water outlet after filtered by the pre-filter cartridge, the fine filter cartridge and the post-filter cartridge successively,
- a second portion of the raw water entering through the raw water inlet is configured to flow out through the purified water outlet after only filtered by the pre-filter cartridge, and
- a third portion of the raw water entering through the raw water inlet is produced as waste water by the integrated filter cartridge and configured to flow out through the waste water outlet.
Dependencies are inferred from the claim text.