Push Button Switch

by engineeringgood in Circuits > Assistive Tech

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Push Button Switch

Long Wire.png
Non-Slip Mat.png
Push Button.png
Roller Switch.png
3.5mm Male Jack.png
Cover photo.jpg

The Push Button Switch is another variant of an assistive switch. It is meant for children with disabilities so they can be empowered to to use everyday items.

Supplies

For this Instructable, you will need the following items:

  • One (1) Push Button
  • One (1) 3.5 mm male jack
  • Long wire
  • One (1) roller switch
  • Non-slip mat

Take the Long Wire, Separate the Black and Red Wire at One End for About 2 Cm

Step 1.png

Clamp the Red Wire About 1cm Deep at the Third Notch (1.0mm)

Step 2.png

And Then Pull to Strip the Insulation From the Wire.

Step 3.png

If you are using a strip gun, clamp the wire and pull the trigger quickly.

Do the Same for the Black Wire, Leaving Slightly More Insulation on the Black Wire (strip the Red Wire a Bit More).

Step 4.png

Unscrew Earphone Jack

Step 5.png

To unscrew, grip the pin with one hand and the shell in another, then turn in opposite directions

Thread the Stripped End of the Wire Thru the Shell

Step 6.png

Pass BLACK Wire Through the Hole in the Shorter Leg

Step 7.png

Wrap the Wire Around the Leg

Step 8.png

Pass RED Wire Through Taller Leg

Step 9.png

Wrap the Wire Around the Leg

Step 10.png

Use the Tools to Make Sure There Are No Stray Strands of Wire, and Pull Lightly to Test If Secure

Step 11.png

Solder BLACK Wire

Step 12.png

Solder RED Wire

Step 13.png

Visually Check That There Are No Stray Wires, Then Screw the Shell Back On

Step 14.png

Take the Other End of the Long Wire, Strip the RED and the BLACK Wire About 1 Cm.

Step 15.png

Now Take the Roller Switch. Using the Wire That You Just Stripped; Pass RED Wire Through Hole in the Bottom Leg

Step 16.png

Wrap the Wire Around the Hole

Step 17.png

Pass BLACK Wire Through Hole in the Lower Leg

Step 18.png

Wrap the Wire Around the Hole

Step 19.png

Solder the Two Joints

Step 20.png

Then Bend the Metal Switch to Around This Shape

Step 21.png

Take the Push Button Switch. Remove 4 Screws to Open the Cover

Step 22.png

Cut Away the Wires Attaching the LEDs to the Plastic Body. Remove Switch From Slot by Pulling Vertically Up

Step 23.png

Cut a V-shaped Slot As Shown in Picture

Step 24.png

Now Place the Switch Into the Hole in the Middle.

Step 25.png

Be sure that roller is facing away from the springs.

Drill 4 Holes, They Should Be Aligned to the Roller Switch’s Holes (see 3rd Picture)

Step 26c.png
Step 26a.png
Step 26b.png

Use 2 Zip Tie to Secure the Switch. Trim Off the Excess of the Zip Tie

Step 27.png

Wrap the Cord Around the Base As Shown in the Picture

Step 28.png

Use the zip tie to tie off the wires to one of the screw posts. This helps take the stress from any pulling of the cable by the user.

Replace Switch Cover, Making Sure the Wire Goes Out of the Notch That You Cut

Step 29.png

Close Cover & Replace 4 Screws.

Step 30.png

After you replace the screws, check to make sure the switch is NOT already depressed (listen for the click).

If it is, dismantle it, bend the metal switch a bit more, and try again.

Use Double Sided Tape and Stick the Non-stick Mat.

Step 31.png

This will keep the switch in place when a special needs child uses your work!