Bidirectional emergency switch device for rotary cultivator

The utility model discloses a bidirectional emergency switch device for a rotary cultivator. The bidirectional emergency switch device comprises a casing, an isolation board, a contact spring, a moving contact, a static contact, a spiral spring and a control handle, wherein the casing is provided with the static contact and a clamp seat of the spiral spring, the moving contact is provided with a boss, the static contact is provided with two grooves through digging, the whole switch sequentially comprises the casing, the isolation board, the moving contact spring, the moving contact, the static contact, the spiral spring and the control handle from down to up, an upper surface of the moving contact boss and inner surfaces of the static contact grooves are embedded with conductive metal materials, the switch is in a closing state only when the upper surface of the moving contact boss is in matching with the inner surfaces of the static contact grooves, and other parts of the moving contact and the static contact are covered by an insulation layer. The bidirectional emergency switch device has a simple switch structure and small-quantity parts and is convenient to close and open, when the control handle is turned, the switch is closed, when the control handle is pressed, the switch is opened, the switch can be directly pressed when the power supply is needed to cut off under the emergency state, error operation does not easily occur, and the rotary cultivator emergency switch device has high safety coefficient.