JPS61141437U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a partially omitted exploded perspective view showing construction of an embodiment of the present invention, Figs. 2 and 3 are perspective views showing an upper drain pipe and a lower drain pipe in the above, respectively, and Figs. 4 and 5. The figure is a plan view showing the construction of the same as above, No. 6
The figure is a cross-sectional view taken along the line -- in FIG. 5, and FIG.
is an upper drain pipe, 2 is a lower drain pipe, 3 is an eaves gutter, 4 is a drain port, 5 is an upper flange, 6 is a lower flange, 7 is an inner arc-shaped part, 8 is a locking convex part, 9 is a locking recess, 10 is an outer arcuate portion.

Claims (1)

[Scope of utility model registration request] It consists of a rectangular upper drain tube and a rectangular lower drain tube.The upper drain tube is inserted from above into the drain hole on the bottom of the eaves gutter, and then inserted into the lower drain tube located below the drain hole. , a drainage drain that is attached to the eaves gutter by sandwiching the drain opening edge of the eaves gutter between the upper flange at the upper end of the upper drain tube and the lower flange at the upper end of the lower drain tube, and which is installed at opposite corners of the side walls of the upper drain tube. The inner arc-shaped part is curved outward, and a locking convex part or a locking recess is formed on the outer surface of the inner arc-shaped part, so that the opposite corner parts of the side walls of the lower drain pipe are turned outward. A drainage drain comprising an outer arc-shaped part that is convexly curved toward the outside, and a locking recess or a locking protrusion formed on the inner surface of the outer arc-shaped part.