上海維特銳實業發展有限公司現到貨一批德國力士樂換向閥系列，公司歷經14年的磨練，始終以“質量*，用戶至上”宗旨，不斷創新開發高科技產品，服務新老客戶。

換向閥的工作原理：六通換向閥主要由閥體、密封組件、凸輪、閥桿、手柄和閥蓋等零部件組成(圖1)。閥門由手柄驅動，通過手柄帶動閥桿與凸輪旋轉，凸輪具有定位驅動與鎖定密封組件的開啟與關閉功能。手柄逆時針旋轉，兩組密封組件分別在凸輪的作用下關閉下端的兩個通道，上端的兩個通道分別與管道裝置的進口相通。反之，上端的兩個通道關閉，下端兩個通道與管道裝置的進口相通，實現了不停車換向。

部分力士樂換向閥系列：

4WEH16L7X/6HG24N9ETK4/B10
4WEH16C7X/6HG24N9K4
4WEH22Y31-7X/6HG24N9K4
4WEH16EB7X/6HG24N9EK4/B10
4WEH16EA7X/6HG24N9K4/B10
4WEH16E7X/6HG24N9TK4
4WEH16L7X/6HG24N9ETK4
4WEH16W7X/6HG24N9EK4/B10
4WEH16L7X/6HG24N9EK4/B10
4WEH16E7X/6HG24N9K4
4WEH22U7X/6HG24N9ETK4
4WEH25E6X/6HG24N9ETK4
4WEH25E6X/6HG24N9EK4/B10D3
4WEH16L7X/6HG24N9K4
4WEH16U7X/6HG24N9EK4/B10
4WEH25EA6X/6HG24N9ETK4
4WEH32E6X/6HG24N9K4
4WEH25EA6X/6HG24N9ETK4/B10
4WEH25E6X/6HG24N9TK4
4WEH22C7X/6HG24N9EK4/B10
4WEH32J6X/6HG24N9ETK4/B10
4WEH16U7X/6HG24N9ETK4
4WEH16D7X/6HG24N9K4
4WEH22C7X/6HG24N9EK4
4WEH22L7X/6HG24N9ETK4
4WEH22L7X/6HG24N9ETK4/B10
4WEH22E7X/6HG24N9ETK4/B10
4WEH22J7X/6HG24N9ETK4/B10
4WEH16EA7X/6HG24N9ETK4
4WE6GA6X/EG24N9K4/ZV
4WEH16LB7X/6EG24N9EK4/B10
4WEH16D7X/6HG24N9EK4/B10
4WEH16Y7X/6HG24N9EK4/B10
4WEH16Y7X/6HG24N9ETK4/B10
4WEH22D7X/6HG24N9ETK4/B10
4WEH22E7X/6HG24N9K4/B10
4WEH32E6X/6HG24N9ETK4/B10
4WEH32L6X/6HG24N9ETK4/B10
4WEH25E6X/6HG24N9ETK4/B10
4WEH22J7X/6EG24N9S2K4/B08
4WEH25E6X/6HG24N9K4
4WEH16E7X/6HG24N9ETK4
4WEH16D7X/6HG24N9EK4
4WE6W73-6X/EG24N9K33L/VSO9
4WE6H7X/HG24N9K4
4WE6G7X/HG24N9K4
4WE6E6X/EG24N9K33L/62=AN
4WEH16JB7X/6HG24N9ETK4/B10
4WE6HA7X/HG24N9K4
4WEH16Y7X/6HG24N9ETK4
4WEH16R7X/6HG24N9ETK4
4WE6W6X/EG24N9K4/Z
4WEH16J7X/6EG24N9ETK4/B10P4,5
4WEH25U6X/6EG110N9ES2K4
4WEH16Y7X/6EG24N9ETK4/B10D3
4WE6Y6X/EG24NXEZ2/B08
4WEH16D7X/6EG48N9ETK4/B10
4WE10C3X/CG24N9K4/V
4WE6G6X/EG96N9K4/B10V
4WE10C3X/CG24N9K4/B12
4WE10D3X/OFCG24N9K4/V
4WEH10J4X/6EG48N9ETK4/B10
4WEH22HC7X/OF6EW110N9ESK4/B10D3
4WE6M73A6X/EG24N9K4/VSO9
4WE6J6X/EG24N9K4QS0G24W
4WEH25J6X/6EG24N9ESK4/B12D3
4WEH22HD7X/OF6EG24N9EK4/B10D3
4WE6MA6X/EG24NDL/B10
4WEH32HD6X/OF6EG24N9EK4/B10D3
4WEH16G7X/6EW230N9ETSK4/P4,5
4WEH25L6X/6EG24N9ES2K4/10B08
4WE10P3X/CG24N9K4/A12
4WEH25H6X/6EW230N9S2DJL
4WE10MA4X/CG24NDL/B10
4WE10MB3X/OFCG24N9K4
4WEH25HD6X/6EG24N9EK4/B10D3
4WE10J2B3X/CG24N9K4SO99
4WEH16HD7X/6HG24N9EK4/B10
4WEH16Y7X/6EG24N9ETS2K4/B10
4WEH16Y7X/6EG24N9EK4/B10D3
4WEH16J7X/6EG24N9ES2K4/B10V
4WEH10EA4X/6EG24N9ETSK4/B08
4WEH16Y7X/6EG24N9ES2K4/B10
4WEH10J4X/6EG24N9ETSK4/B10
4WEH16HD7X/6EG24N9ETK4/10B10
4WEH22U7X/6HG24N9ETK4/B10
4WEH25EA6X/6HG24N9ETK4/B10D3
4WEH16E7X/6EW230N9ETK4/B10
4WEH32HD6X/OF6EG48N9ETS2K4/B10D3
4WE6C6X/EG96N9K4/B10
4WEH10HD4X/OF6EG205N9ETS2K4/B10
4WEH10J4X/6EG205N9ETS2K4/B10
4WEH10J4X/6EW110N9ES2K4/B10
4WEH10R4X/6EG24N9ETS2K4/B10
4WEH22E7X/6EG24N9ESK4/B10
4WEH16G7X/6EW230N9ETS2K4/B10P4,5D3
4WEH16HD7X/6EG24N9ETS2K4/B10
4WEH10J4X/6EG24N9EK4/B10
4WEH16Q7X/6EG24N9ES2K4/B10D3
4WEH25J6X/6EG24NES2K4/B10D3
4WEH25HD6X/OF6EG24NES2K4/B10D3
4WEH16Y7X/6EG24N9K4/B10D3
4WEH22D7X/6EW230N9ETK4/B10
4WEH32E6X/6EW230N9S2K4/B10D3
4WEH16JA7X/6EG24N9ETK4/B10
4WEH16D7X/6EG24N9ETSK4/B10D3
4WEH32HD6X/OF6EG24N9ETSK4/B10D3
4WEH16HD7X/OF6EG24N9ETSK4/B10D3
4WEH25EA6X/6EG24N9EK4/B10D3
4WEH10T4X/6EG24N9ETK4/B10
4WEH16JB7X/6EG24N9EK4/B10
4WEH16D7X/6EW230N9K4/B15
4WEH16J7X/6EW230N9K4/B15
4WEH16J7X/6EG24N9ETK4QMABG24/B10
4WEH16H7X/6EG24N9ETS2K4/B10P4,5D3

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