The utility model relates to the valve module field, concretely relates to
dental chair instrument tray valve module, including the bottom plate, one side end fixed with three -way gun tool valve
assembly at the bottom plate top, a plurality of general dental handpiece valve
assembly are fixedly installed to the other side at the bottom plate top, a plurality of general dental handpiece valve
assembly are fixedly connected through the communicating joint subassembly between, the utility model has the beneficial effects that: 1, valve joint is designed into the convenient dismounting style, and the connection and dismounting of valve and dental hand and three -way gun and the like instrument are convenient, 2, every
water supply,
gas supply pipeline on every group valve, separately install regulating valve, the operation and debugging of doctor and equipment installation personnel are convenient, 3, make the valve module can integrate multiple groups of valve, reduce the hose connection, optimize and simplify the
spatial distribution in
instrument tray, general dental handpiece or three -way gun can use the connection, have the quick connection and dismounting, the multiple connection expansion, the
single group regulating water and gas characteristic.