How to make a water pump

A workshop on how to make a powerful, low-voltage water pump for various needs. For example, deflate a barrel of water for watering plants, etc. The pump works fine with a 12 V battery, which is its primary advantage.

It will take

Making a water pump

We take an adapter with a diameter of 50 mm by 32 mm.
How to make a water pump
And a plug for a pipe of 50 mm.
How to make a water pump
In the plug we place holes for the engine: two for mounting screws, one for the shaft.
How to make a water pump
We drill and deburr.
How to make a water pump
Now you need to cut off the bottom part. Mark up a straight line rotating the stub.
How to make a water pump
Saw off with a hacksaw.Using sandpaper, we align the surface and get rid of the burrs.
How to make a water pump
Also cut the skirt of the adapter in the same way.
How to make a water pump
Combine the adapter with a plug to check the flatness of the adjoining surfaces.
How to make a water pump
Take a small piece of PVC pipe 20 mm in diameter and cut it under an angle of about 45 degrees. Next, you need to create a rounded surface of the cut edge. To do this, wrap the adapter with sandpaper and grind the edge of the tube to obtain the shape of a circle.
How to make a water pump
In the adapter, make a hole under the tube.
How to make a water pump
Glue the tube into the hole with epoxy-based glue.
How to make a water pump
Take a disposable syringe and check how tight it is on the motor shaft.If it's tight, then that's fine, that's what we need.
How to make a water pump
Cut off the tip of the syringe.
How to make a water pump
For the manufacture of the impeller is necessary to cut a square from aluminum. In it to make a hole, such that the skirt of the syringe is tightly dressed.
How to make a water pump
We mark the square into 9 parts.
How to make a water pump
Draw the diagonals in the squares through the cage. See photo.
How to make a water pump
Cut corners with scissors for metal.
How to make a water pump
Fold the squares. See photo:
How to make a water pump
From an unnecessary camera from a bicycle or car, cut a gasket under the engine.
How to make a water pump
Take a motor with screws.
How to make a water pump
Dress the gasket,we put on the cap and fix all this with screws.
How to make a water pump
Then we dress the cut papochka from the syringe to the motor skirt.
How to make a water pump
Then we dress the impeller. Everything should sit very tightly. It will not be superfluous to glue everything with epoxy-based glue.
How to make a water pump
Cut out a ring from a 50 mm diameter pipe, about 10 mm wide. We insert half into the adapter. The part that is visible through the hole is deleted.
How to make a water pump
Putting the pump together.
How to make a water pump
Glue the joint with hot glue.
How to make a water pump
Put the corner fitting on top of the tube.
How to make a water pump
And we glue an adapter with a diameter of 32 mm to 20 mm into the adapter. Fix on hot glue.
How to make a water pump
Insert the handset.This will be a water intake.
How to make a water pump
It's time to test. For reliability, you can mount the motor on the board, tied with a metal clamp. We will connect the system to a voltage of 12 V. We lower the intake pipe into a container with water. We are energizing and the pump is working.

Date: 09.10.2018, 02:41 / Views: 33595

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