Patent ID: 11889932
Assignee: ASPIRE KUNSHAN, LIMITED
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A child play enclosure frame, comprising a plurality of vertical rods, each provided with an upper frame corner joint and a lower frame corner joint, a collapsible upper frame connected to a plurality of the upper frame corner joints, a collapsible lower frame connected to a plurality of the lower frame corner joints, and an upper frame locking device used to lock the upper frame in an extended position, wherein the lower frame comprises a central seat located at its center, and a plurality of bottom link sets connecting the central seat with a corresponding plurality of the lower frame corner joints, and the number of the vertical rods is the same as that of the bottom link sets, wherein, the central seat comprises an upper center set and a lower center set that can move vertically relative to each other; each of the bottom link sets comprises a first bottom rod and a second bottom rod that are pivotally connected around a first bottom axle; one end of a third bottom rod plus the second bottom rod are pivotally connected around a second bottom axle, wherein one end of the first bottom rod and the upper center set are pivotally connected around a third bottom axle; one end of the second bottom rod and the lower center set are pivotally connected around a fourth bottom axle; the other end of the first bottom rod and an upper part of the lower frame corner joint are pivotally connected around a fifth bottom axle; and the other end of the third bottom rod and the lower part of the lower frame corner joint are pivotally connected around a sixth bottom axle.