Wasserhan Perlator

Gartenhahn-Perlator.1.scad

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+use <threads.scad>
+
+$fn=180;
+
+debug=false;
+
+// Zollgewinde 3/4"
+// Außen 26,441
+// Innen 24,117
+// TPI 14
+// Steigung 1,814
+ZOLL=25.4;
+
+intersection() {
+  difference() {
+    // Aussenform
+    union() {
+      cylinder(d=30, h=13); // 3/4" IG
+      translate([0,0,13]) cylinder(d1=30, d2=23, h=7);
+      for(i=[0:360/30:359]) rotate([0,0,i]) translate([15,0,0]) union() { 
+        cylinder(d=2, h=12);
+        translate([0,0,12]) sphere(d=2);
+      }
+    }
+
+    // Innenbohrung
+    union() {
+      metric_thread (diameter=26.44, pitch=ZOLL/14, length=7, internal=true, test=debug); // 3/4" IG
+      translate([0,0,7]) cylinder(d=26.44, h=4); // Innenbohrung
+      cylinder(d=19.55, h=30); // Einsatz für Perlator
+    }
+  }
+  //cube(100);
+}

Gartenhahn-Perlator.2.scad

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+use <threads.scad>
+
+$fn=180;
+
+debug=false;
+
+// Zollgewinde 3/4"
+// Außen 26,441
+// Innen 24,117
+// TPI 14
+// Steigung 1,814
+ZOLL=25.4;
+
+intersection() {
+  difference() {
+    // Aussenform
+    union() {
+      cylinder(d=30, h=13); // 3/4" IG
+      translate([0,0,13]) cylinder(d1=30, d2=27, h=5.5);
+      for(i=[0:360/30:359]) rotate([0,0,i]) translate([15,0,0]) union() { 
+        cylinder(d=2, h=12);
+        translate([0,0,12]) sphere(d=2);
+      }
+    }
+
+    // Innenbohrung
+    union() {
+      metric_thread (diameter=26.44, pitch=ZOLL/14, length=7, internal=true, test=debug); // 3/4" IG
+      translate([0,0,7]) cylinder(d=26.44, h=4); // Innenbohrung f. Dichtung
+      translate([0,0,14]) metric_thread (diameter=24, pitch=1, length=5, internal=true, test=debug); // Gewinde für Perlator
+      cylinder(d=16.5, h=30);
+    }
+  }
+  //cube(100);
+}