NopSCADlib/vitamins/hygrometer.scad
Chris Palmer 184f19ef04 Replaced grey constants with a function grey().
Done to reduced the number of global constants.
2020-06-20 10:17:29 +01:00

88 lines
2.8 KiB
OpenSCAD

//
// NopSCADlib Copyright Chris Palmer 2018
// nop.head@gmail.com
// hydraraptor.blogspot.com
//
// This file is part of NopSCADlib.
//
// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
// GNU General Public License as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with NopSCADlib.
// If not, see <https://www.gnu.org/licenses/>.
//
//
//! Mini LCD Celsius Digital Thermometer Hygrometer Temperature Humidity Meter Gauge on eBay
//
include <../utils/core/core.scad>
use <../utils/round.scad>
od = 40.9;
h = 14;
flange_d = 45.5;
flange_t = 1.5;
flange_d2 = 32;
flange_t2 = 2;
aperture_d = 24.7;
hygrometer_hole_r = 21.3;
slot_w = 5.5;
module hygrometer_hole(h = 0) { //! Drill the hole for a hygrometer
round(cnc_bit_r) {
intersection() {
drill(hygrometer_hole_r, h);
rotate(30)
square([slot_w + 2 * cnc_bit_r, 100], center = true);
}
drill((od + 0.2) / 2, h);
}
}
function hygrometer_or() = flange_d / 2; //! The outside radius of a hygrometer
module hygrometer() { //! Draw a hygrometer
vitamin("hygrometer(): Mini LCD Digital Thermometer / Hygrometer");
explode(40) {
color(grey(30))
rotate_extrude()
polygon([
[0, 0],
[aperture_d / 2, 0],
[aperture_d / 2, flange_t],
[flange_d2 / 2, flange_t2],
[flange_d / 2, flange_t],
[flange_d / 2, 0],
[od / 2, 0],
[od / 2, -h],
[0, -h]
]);
color("#94A7AB")
cylinder(d = aperture_d, h = eps);
color("black")
linear_extrude(0.2, center = true) {
translate([0, 3])
text("20_4", font = "7 segment", valign = "bottom", halign = "center", size = aperture_d / 6);
translate([7, 3])
text("C", font = "7 segment", valign = "bottom", halign = "center", size = aperture_d / 8);
translate([-1.9, 0.5])
text("50", font = "7 segment", valign = "top", halign = "center", size = aperture_d / 2.7);
translate([0, -aperture_d / 6])
text(" %", font = "Arial", valign = "center", halign = "center", size = aperture_d / 6);
}
}
}