| Line 1... |
Line 1... |
| 1 |
heatsink_xsize = 50; |
1 |
heatsink_xsize = 50; |
| 2 |
heatsink_ysize = 50; |
2 |
heatsink_ysize = 50; |
| 3 |
heatsink_zsize = 50; |
3 |
heatsink_zsize = 50; |
| 4 |
|
4 |
|
| 5 |
TEG_xsize = 50; |
5 |
TEG_xsize = 30; |
| 6 |
TEG_ysize = 50; |
6 |
TEG_ysize = 30; |
| 7 |
TEG_zsize = 50; |
7 |
TEG_zsize = 5; |
| 8 |
|
8 |
|
| 9 |
mount_hole = 3.5; |
9 |
mount_hole = 3.5; |
| 10 |
clearance = 0.175; |
10 |
clearance = 0.175; |
| 11 |
sealing_ring_width = 3; |
11 |
sealing_ring_width = 3; |
| 12 |
wall_thickness = 10; |
12 |
wall_thickness = 10; |
| Line 21... |
Line 21... |
| 21 |
} |
21 |
} |
| 22 |
|
22 |
|
| 23 |
translate ([wall_thickness-clearance, wall_thickness-clearance, wall_thickness-clearance]) |
23 |
translate ([wall_thickness-clearance, wall_thickness-clearance, wall_thickness-clearance]) |
| 24 |
cube([heatsink_xsize+2*clearance, heatsink_ysize+2*clearance, heatsink_xsize+2*clearance]); // hollow for heat sink and heat storage liquid. |
24 |
cube([heatsink_xsize+2*clearance, heatsink_ysize+2*clearance, heatsink_xsize+2*clearance]); // hollow for heat sink and heat storage liquid. |
| 25 |
|
25 |
|
| 26 |
translate ([(heatsink_xsize-TEG_xsize)/2 - clearance, (heatsink_ysize-TEG_ysize)/2 - clearance, 0]) |
26 |
translate ([((heatsink_xsize+2*wall_thickness)-TEG_xsize)/2 - clearance, ((heatsink_ysize+2*wall_thickness)-TEG_ysize)/2 - clearance, 0]) |
| 27 |
cube([TEG_xsize+2*clearance, TEG_ysize+2*clearance, wall_thickness]); // hollow for the thermoelectric generator |
27 |
cube([TEG_xsize+2*clearance, TEG_ysize+2*clearance, wall_thickness]); // hollow for the thermoelectric generator |
| 28 |
|
28 |
|
| 29 |
translate ([0, 0, height-sealing_ring_width/2]) |
29 |
translate ([wall_thickness, wall_thickness, height-sealing_ring_width]) |
| - |
|
30 |
union () { |
| 30 |
difference () { |
31 |
difference () { |
| 31 |
minkowski() { |
32 |
minkowski() { |
| 32 |
cube([heatsink_xsize-sealing_ring_width/2, heatsink_xsize-sealing_ring_width/2, 5]); // Rib for o-ring. |
33 |
cube([heatsink_xsize-sealing_ring_width/2, heatsink_xsize-sealing_ring_width/2, 5]); // Rib for o-ring. |
| 33 |
cylinder(r=wall_thickness/2,h=0.1); |
34 |
cylinder(r=wall_thickness/2,h=0.1); |
| 34 |
} |
35 |
} |
| 35 |
|
36 |
|
| - |
|
37 |
translate ([sealing_ring_width, sealing_ring_width, 0]) |
| 36 |
minkowski() { |
38 |
minkowski() { |
| 37 |
cube([heatsink_xsize+sealing_ring_width/2, heatsink_xsize+sealing_ring_width/2, 5]); // Rib for o-ring. |
39 |
cube([heatsink_xsize+sealing_ring_width/2, heatsink_xsize+sealing_ring_width/2, 5]); // Rib for o-ring. |
| 38 |
cylinder(r=wall_thickness/2,h=0.1); |
40 |
cylinder(r=wall_thickness/2,h=0.1); |
| 39 |
} |
41 |
} |
| 40 |
} |
42 |
} |
| - |
|
43 |
} |
| 41 |
/* |
44 |
/* |
| 42 |
rotate([0,0,-45]) // hole for top part mounting nut |
45 |
rotate([0,0,-45]) // hole for top part mounting nut |
| 43 |
translate ([ 0, -y_size/3, thickness/3]) |
46 |
translate ([ 0, -y_size/3, thickness/3]) |
| 44 |
cube([6, 3, thickness], center = true); |
47 |
cube([6, 3, thickness], center = true); |
| 45 |
|
48 |
|