Key switch having collapsible balancing stand

A key switch having a collapsible balance frame, comprising:

• a base, a movable plate, a balance frame, a transmission member and a key cap,
• wherein the movable plate is installed on the base and moves left and right along the base,
• wherein the balance frame is provided over the movable plate,
• wherein the balance frame comprises a first bracket and a second bracket arranged on a second side and a first side of the balance frame, respectively,
• wherein a lower end of the first bracket is connected to the movable plate, and a lower end of the second bracket is connected to the base,
• wherein a return spring is arranged horizontally,
• wherein first end of the return spring are respectively connected to any one of the first bracket and the second bracket,
• wherein an upper end of the first bracket and an upper end of the second bracket are both connected to the key cap,
• wherein the key cap moves up and down along with the balance frame,
• wherein the base comprises a bottom plate,
• wherein an elastomer passes through the bottom plate and is connected to the base,
• wherein the elastomer is located under the first bracket,
• wherein, when the first bracket rotates to press on the elastomer, the elastomer releases an elastic potential energy to push the first bracket upward.

The intelligent device according to claim 8,

• wherein the conversion member is a shift shaft,
• wherein the shift shaft is installed on the flip cover and rotates with the flip cover,
• wherein an end portion of the shift shaft is provided with a damp block,
• wherein the clamp block extends from a curved surface at a right end of the shift shaft to a left end of the shift shaft,
• wherein the shift shaft is connected to the movable plate through the clamp block,
• wherein the movable plate moves left and right with a rotation of the shift shaft.