A water valve may include a valve shell, and a rotating base is installed in the valve shell. A lower end of the rotating base is sequentially connected to a driving valve piece and a fixed valve piece, and the driving valve piece and the fixed valve piece are installed in the valve shell. A bottom portion of the driving valve piece comprises a concave portion to form a mixing chamber, and the mixing chamber has a first mixing space and a second mixing space, and the diameter of the first mixing space is larger than the second mixing space so as to increase the coverage of the mixing chamber. Each of two sides of the second mixing space comprises a pressure relief slot.

Disclosed herein is a two-layer vanity unit. The two-layer vanity unit includes: a cabinet; an upper vanity unit disposed on a top of the cabinet and exposed to the outside; a lower vanity unit disposed inside the cabinet so that it is selectively put into the cabinet when not in use and withdrawn from the cabinet when in use; drain pipes connected to the upper and lower vanity units; and cold and hot water pipes connected to the upper vanity unit. Control is performed to adjust one or more of water supply and water cutoff for the upper or lower vanity unit and an amount and temperature of the available water according to an operation mode of the lever of the faucet provided on the upper or lower vanity unit, thereby controlling a type of supply of available water.

A faucet assembly including a housing body, a valve assembly received within the housing body, and a waterway assembly having a base supporting the valve assembly. A face seal is positioned between the valve assembly and the base of the waterway assembly. An upper radial seal is positioned between the valve assembly and an internal surface of the housing body, and a lower radial seal is positioned between the base and the internal surface of the housing body.

An internal engagement structure of a housing for a water control valve, the water control valve including the housing and a valve assembly, and the housing contains: a holder and a cover. The holder is configured to accommodate the valve assembly, and the cover is covered on the holder. The holder includes two opposite receiving grooves, two locking recesses formed on two lower ends of the two opposite receiving grooves respectively and communicating with the holder, and two tilted guide faces arranged on two upper ends of the two opposite receiving grooves respectively. The cover includes two opposite retainers extending downward from a bottom thereof and corresponding to the two opposite receiving grooves respectively, two hooks formed on two lower ends of the two opposite retainers respectively, and two cutouts defined above the two hooks respectively and configured to accommodate the two tilted guide faces respectively.

The invention discloses A mechanical and electronic dual control water tap, including faucet group, control box and sensor, the sensor is arranged on the faucet group, and the faucet group is provided with a mixing valve; the mixing valve is internally arranged a cold water inlet, a hot water inlet, a first mixed water outlet and a second mixed water outlet are arranged; the second mixed water outlet is a normal water outlet channel; the control box includes a detection control unit, a first inflow runner, a second inflow runner and a mixed outlet channel; the first mixed water outlet is connected with the first inflow runner, and the second mixed water outlet is connected with the second inflow runner. The first inflow runner and the second inflow are respectively provided with inductor and solenoid valves. The double control water outlet faucet of the invention can effectively solve the problem that the existing electronic outlet faucet fails or cannot be used when the power is off, and greatly improves the user's experience

Disclosed herein is a flow path switcher, comprising a valve core, a shell and a base. The shell comprises a valve seat A, a valve seat B, a channel of valve seat A, a channel of valve seat B, an outlet and an inlet. The base comprises a valve seat C, the valve seat A and the valve seat B are located on one side of the valve core and the valve seat C is located on the other side of the valve core. Also a liquid detergent delivery device with the flow path switcher is disclosed, comprising a main channel, a piston, a one-way valve D, a one-way valve E, a detergent box A and a Venturi negative pressure generator. The flow path switcher is connected between the entrance of the Venturi negative pressure generator and the exit of the main channel, the inlet of the flow path switcher and the outlet of the flow path switcher are connected to the exit of the main channel and the entrance of the Venturi negative pressure generator, respectively, the channel of valve seat B is connected to the exit of the one-way valve D, the exit of the one-way valve D is connected to the entrance of the piston, the entrance of the one-way valve D is connected to the detergent box A, the exit of the piston is connected to the entrance of the one-way valve E, and the exit of the one-way valve E is connected to the negative pressure port of the Venturi negative pressure generator. The present invention is used for delivery of detergents of washing machines.

A single control mixer valve structure for taps and fittings comprising a fixed disk provided with an outlet port and two ports, respectively, one for the hot water and the other for the cold water that come from two inlet openings, formed in a base, mounted in which is the fixed disk on which a mobile disk mounted in a mobile-disk holder is able to slide; the mobile-disk holder and the mobile disk define a mixing opening, which is adapted to connect the inlet openings with an outlet opening, formed in the base, in a position corresponding to the outlet hole on the fixed disk, from which the mixed water flows out; sliding of the mobile disk on the fixed disk causes partial opening or complete closing of one or both of the ports of the fixed disk, thus adjusting the amount of hot water and cold water that passes from the inlet openings to the outlet opening for the mixed water; the mixer valve structure is characterised in that the mobile-disk holder has, on the side facing the fixed disk, a body that is closed or is provided with one or more cavities and is configured so as to reduce the useful area of passage of the mixing opening.

A water mixer with mixer cartridge (40) with control element (42) and lever handle (31) operable from left to right to control the ratio water flow from respective hot and cold intakes to a single outlet (18), and about a transverse axis to control rate of flow. A mixer body (20) defines a post (22) and a protruding outlet arm (24) at its end. The body defines, at the aforesaid end of the post and extending into the arm, a rim (25) about a recess (26) that receives part of the lever handle in a central off position thereof. In another aspect, lever handle (31) is pivotally mounted to support (50, 150) at a first pivot (52,54) that is fixed against translation and to the control element of the cartridge at a second pivot (48) that is slidable in a slot (39).

A faucet for coupling to a pressurized fluid supply that including a hollow faucet body, a faucet head, a disc valve positioned within the head, and a valve control device. The faucet body having a base at a first end and a second end in fluid communication with the first end. The faucet head having a first end and an outlet at a second end, the first end of the head being removably attached to the second end of the faucet body. The disc valve that is positioned within the faucet head being configured to induce fluid flow and control a temperature of the fluid flow from the pressurized fluid supply through the outlet of the faucet head. The valve control device being positioned on an exterior surface of the faucet head and is mechanically connected to the disc valve and configured to actuate the disc valve.

A mixer faucet having a left-right clicking mechanism and configured to increase a degree of freedom of the faucet is provided. The mixer faucet includes a lever handle and a valve assembly. The valve assembly includes: a tilting lever that is configured to move in conjunction with a movement of the lever handle, turn forward and rearward, and also turn leftward and rightward; a lower case; an upper case; a lower sealing member; an inner sealing member; and a click rotary member. The click rotary member is exposed to the outside of the valve assembly. The click rotary member is rotated leftward and rightward by a rotation force applied from the tilting lever. The click rotary member includes a first click engaging portion. The upper case includes a second click engaging portion. An engagement between the first click engaging portion and the second click engaging portion generates a left-right click.