From: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Date: Fri, 22 Sep 2023 05:51:39 +0000 (+0200)
Subject: mrizka do koupelny
X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=things.git;a=commitdiff_plain;h=a3b95b09e469daf983ccc6acd06291175a07bdf8

mrizka do koupelny
---

diff --git a/koupelna-mrizka.scad b/koupelna-mrizka.scad
new file mode 100644
index 0000000..51ff056
--- /dev/null
+++ b/koupelna-mrizka.scad
@@ -0,0 +1,73 @@
+include <yenyalib.scad>
+
+sdk = 12;
+d_in = 104;
+d_out = 140;
+wall = 1.2;
+h_out = 3;
+h_in = h_out + 8.5;
+out_angle = 60;
+thin_wall = 0.9;
+rib_angle = 60;
+rib_w = 5;
+rib_dist = 9;
+rib_off = 1;
+top_beam_w = 15;
+top_beam_h = 2;
+
+clip_wall = 3;
+clip_mid = clip_wall + 3;
+
+magnet_d = 10 + 0.5;
+magnet_h = 0.8 + 0.1;
+
+magnet_off = d_in/2 - 1.5*magnet_d;
+
+$fn = 256;
+
+difference() {
+	cylinder(r1 = d_out/2-h_out*cos(out_angle),
+		r2 = d_out/2,
+		h = h_out);
+	Tz(wall) cylinder(r1 = d_out/2-wall-h_out*cos(out_angle),
+			r2 = d_out/2-wall,
+			h = h_out);
+	Tz(-eps) cylinder(r = d_in/2-wall+eps,  h = wall+2*eps);
+}
+
+difference() {
+	cylinder(r = d_in/2, h = h_in);
+	Tz(-eps) cylinder(r = d_in/2-wall, h = h_in + 2*eps);
+}
+
+difference() {
+	intersection() {
+		cylinder(r = d_in/2-wall/2, h = h_in);
+		union() {
+			for(i = [-d_in/2+rib_off:rib_dist:d_in/2]) Tx(i) Ty(-d_in/2) {
+				Tx(-rib_w/2) cube([rib_w, d_in, thin_wall]);
+				Tx(rib_w/2)Ry(-rib_angle) cube([h_in/cos(rib_angle), d_in, thin_wall]);
+			}
+			translate([-d_in/2, -top_beam_w/2, h_in-top_beam_h])
+				cube([d_in, top_beam_w, top_beam_h]);
+		}
+	}
+	for (x = [-1, 1]) Sx(x) Tx(magnet_off) Tz(h_in-magnet_h)
+		cylinder(r = magnet_d/2, h = magnet_h+eps);
+}
+
+Ty(d_out/2 + top_beam_w/2 + 5) difference() {
+	union() {
+		hull() for(x = [-1, 1]) Sx(x) {
+			Tx(d_out/2-top_beam_w/2)
+				cylinder(r = top_beam_w/2, h = clip_wall);
+		}
+		hull() for(x = [-1, 1]) Sx(x) {
+			Tx(d_in/2-top_beam_w/2)
+				cylinder(r = top_beam_w/2, h = clip_mid);
+		}
+	}
+	for (x = [-1, 1]) Sx(x) Tx(magnet_off) Tz(clip_mid-magnet_h)
+		cylinder(r = magnet_d/2, h = magnet_h+eps);
+	
+}