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Classification and detailed introduction of switch

- Sep 28, 2017 -

What is a touch switch?

Light touch switch is a kind of electronic switch, when using the switch button, the switch is switched on, and when the switch is released, the internal structure is broken by the force of the metal shrapnel. Light touch switch consists of: Inserts, base, shrapnel, button, cover plate, which is waterproof type light touch switch on the shrapnel plus a layer of polyimide film. Light touch switch due to small contact resistance, according to the crisp feel feel, height specifications and other reasons, in household appliances have been widely used such as: Audio and video products, digital products, remote control, communications products, household appliances, security products, toys, computer products, fitness equipment, medical equipment, banknote pen, Laser pen keys and so on. But the light touch switch also has its insufficient place, the frequent press movement will cause the metal shrapnel fatigue loses the elasticity to fail. So now most of the electrical buttons are using conductive rubber or pot switch metal shrapnel directly to replace, such as computer keyboard, TV remote control.

On the foot of the five-foot touch switch problem: Two pins for a group, Four Corners is to weld more solid, the fifth pin is for grounding wire.

What is a pull switch?

The toggle switch is connected or disconnected by a toggle switch handle to achieve the purpose of switching the circuit. Toggle switch, commonly used varieties have unipolar double digit, single pole three bits, bipolar double and bipolar three-bit, and so on, it is commonly used in low-voltage circuit, with slider movements flexible, stable and reliable performance features, toggle switch is mainly used in: a variety of instruments/instrumentation equipment, all kinds of electric toys, fax machines, audio equipment, medical equipment, beauty equipment, and other electronic products field!

What is a key switch?

Key switch refers to the use of the button to promote the transmission mechanism, so that the dynamic contact point and static contact to press or disconnect and realize the circuit changer switch. Button switch is a simple structure, the application of a very wide range of main-order appliances. In the electrical automatic control circuit, it is used for manually issuing control signal to control contactor, relay, electromagnetic starter, etc.

What is a straight key switch?

The key switch of the Direct button action direction is consistent with the driving direction.