Fitting Fixtures and Services

Fittings, Fixtures And Services 3(1+2)

Lesson 07 : Safety fittings-locking system and remote control

Automatic Gates

A gate operator is a mechanical device used to open and close a gate. These are designed for both swinging and sliding gates. Also can be programmed to open and close with a wireless transmitter or a manual device. They can be fitted with solar panels to ensure function during loss of electricity or blackouts.

Operator Types

1. Mechanical
2. Articulated arm swing gate operators
3. Underground swing gate operators
4. Motors for sliding gates.
5. Hydraulic

Gate Types

1. Swing
   Swing gates uses three types of operators.
   (i) A swing arm operator: a box, that sits off to the side and has an arm extending to the gate. (ii) A ram arm: which is located on the gate and post and uses either a hydraulic piston or a jackscrew-operated piston? (iii) Underground operators are located by the hinge and operate the gate from below grade.
2. Slide
   Slide gate operators are installed in the end of the gate in the closed position. Further a chain is attached across the gate near the bottom which passes through the operator and shuttles it back and forth. They are more hazardous than swing gates and should be equipped with appropriate safety devices.
3. Barrier
   Is an automatic gate which consists of a breakaway gate arm, motor assembly and housing installed at the departure end of a toll island. It is used to reduce violations and speed through a toll lane. They can be installed in both attended and unattended lanes which includes a remote control to raise the gate