| 摘要 |
A keyboard for preventing a keycap falling off includes: the keyboard body (1) and a location-limited plate (2) mounted on the keyboard body (1). The keyboard body (1) includes a base plate (3), a film circuit board (4) arranged on the base plate (3), an elastomer (5) arranged above the film circuit board (4), a Scissor (6) and a keycap (7), wherein the Scissor (6) is provided with a hollow part in the center; the elastomer (5) is arranged above the film circuit board (4) and mounted in the hollow part in the Scissor (6); the keycap (7) is located on the elastomer (5); the Scissor (6) is mounted on the keycap (7) and flexibly mounted on the base plate (3) passing through the film circuit board (4); the keycap (7) comprises a top surface (71) and a side surface (72) connected with the top surface (71); the side surface (72) extends outwards that a clamping section (73) is provided; the location-limited plate (2) is provided with a plurality of openings (22) corresponding to the keycaps (7); the keycaps (7) are led through the openings (22), and the location-limited plate (2) covers the clamping section (73). This keyboard can effectively prevents the keycap (7) from falling off under external damages, has certain dust-proof function, makes the keycap (7) firmer, and is durable and convenient to operate, and facilitates the miniaturization of the ensemble keyboard. |
