JPH0277032U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a vertical cross-sectional side view showing the nozzle case of the bubble jetting fitting of the present invention in a retracted state, Fig. 2 is a front view, Fig. 3 is a rear view, and Fig. 4 is a state in which the nozzle case is moved forward. FIG. 5 is a vertical side view showing a conventional example. In the figure, A: Bathtub, _a1 ': Mounting hole, B: Circulation pipe, 1: Main body, 8: Nozzle case, 9: Protrusion, 13: Valve body, 15: Air jet hole, 16: Bubble flow jet. Nozzle, 20: Valve seat, 21: Spout port.

Claims (1)

[Scope of utility model registration request] Attach one end of the main body to the mounting hole made in the tank wall,
In a bubble flow jet fitting, the other end of which is attached to a circulation pipe placed outside the tank, and an air injection tube attached to a required location on the main body, a cylindrical shape with a protrusion at the tip is provided on the inner surface of the main body. The nozzle case is screwed together so that it can move forward and backward, and a valve seat is installed at the rear of the nozzle case, around which a spout is formed for spouting hot water from the primary side to the secondary side of the hot water flow path, and the nozzle The case has a hollow portion that serves as a secondary flow path that also serves as a mixing chamber for mixing hot water and air, and a valve body that moves into and out of contact with the valve seat by back and forth movement at its rear end. An air jet hole is formed in the front side peripheral wall to guide air from the air injection tube, and a bubble jet nozzle is disposed at the tip of the nozzle case to jet a bubble jet into the bathtub. Bubble flow jet fitting.