| 摘要 |
A baby carriage is provided in the invention, the frame of the baby carriage comprises a left support frame and a right support frame symmetrical to each other, and a connecting frame connected between the left and right support frames. The left support frame comprises a left front frame, a left rear frame, a left rod, a left connecting rod with a front portion being rotatably connected with the left front frame, a left pull rod rotatably connected with the left rear frame and a left push rod frame rotatably connected with the upper portion of the left rod. The left pull rod is rotatably connected with the rear portion of the left connecting rod and the lower portion of the left push rod frame is rotatably connected with the upper portion of the left pull rod. |
| 主权项 |
1. A baby carriage, comprising a folding frame (1), a left front wheel assembly (5), a right front wheel assembly (7), a left rear wheel assembly (6), a right rear wheel assembly (8), a frame locking mechanism for locking the frame (1) when it is in an unlocked position, and a seat disposed on the frame (1), the frame (1) comprising a left support frame (2) at the left side thereof, a right support frame (3) at the right side thereof, and a connecting frame (4) connected between the left support frame (2) and the right support frame (3),wherein the left support frame (2) comprises:
a left front frame (21) having an upper portion and a lower portion, the left front wheel assembly (5) being arranged on the lower portion of the left front frame (21); a left rear frame (22) having an upper portion and a lower portion, the left rear wheel assembly (6) being arranged on the lower portion of the left rear frame (22); a left rod (23) having an upper portion and a lower portion, the upper portion of the left front frame (21), the upper portion of the left rear frame (22) and the lower portion of the left rod (23) being rotatably connected with each other; a left connecting rod (24) having a front portion and a rear portion, and the front portion of the left connecting rod (24) being rotatably connected with the left front frame (21) by a left third shaft (213); a left pull rod (25) having an upper portion and a lower portion, and the left pull rod (25) being rotatably connected with the left rear frame (22) by a left fourth shaft (214), and the rear portion of the left connecting rod (24) being rotatably connected with the left pull rod (25) by a left fifth shaft (215); and a left push rod frame (26) having an upper portion and a lower portion, the upper portion of the left rod (23) being rotatably connected with the left push rod frame (26) by a left sixth shaft (216), and the lower portion of the left push rod frame (26) being rotatably connected with the upper portion of the left pull rod (25) by a left seventh shaft (217);the right support frame (3) comprising:
a right front frame (31) having an upper portion and a lower portion, the right front wheel assembly (7) being arranged on the lower portion of the right front frame (31); a right rear frame (32) having an upper portion and a lower portion, the right rear wheel assembly (8) being arranged on the lower portion of the right rear frame (32); a right rod (33) having an upper portion and a lower portion, the upper portion of the right front frame (31), the upper portion of the right rear frame (32) and the lower portion of the right rod (33) being rotatably connected with each other; a right connecting rod (34) having a front portion and a rear portion, and the front portion of the right connecting rod (34) being rotatably connected with the right front frame (31) by a right third shaft (313); a right pull rod (35) having an upper portion and a lower portion, and the right pull rod (35) being rotatably connected with the right rear frame (32) by a right fourth shaft (314), and the rear portion of the right connecting rod (34) being rotatably connected with the right pull rod (35) by a right fifth shaft (315); and a right push rod frame (36) having an upper portion and a lower portion, the upper portion of the right rod (33) being rotatably connected with the right push rod frame (36) by a right sixth shaft (316), and the lower portion of the right push rod frame (36) being rotatably connected with the upper portion of the right pull rod (35) by a right seventh shaft (317); andthe connecting frame (4) comprising:
a front transverse rod (41), one end of the front transverse rod (41) being rotatably connected with the left front frame (21) by a left ninth shaft (411), and the other end being rotatably connected with the right front frame (31) by a right ninth shaft (421); a rear transverse rod (42), one end of the rear transverse rod (42) being rotatably connected with the left rear frame (22) by a left tenth shaft (412), and the other end being rotatably connected with the right rear frame (32) by a right tenth shaft (422); and an upper transverse rod (43), one end of the upper transverse rod (43) being rotatably connected with the left push rod frame (26) by a left eleventh shaft (413), and the other end being rotatably connected with the right push rod frame (36) by a right eleventh shaft (423); the portions of the left front frame (21) and the left rod (23) connected with each other respectively extend along an axis, and the portions of the right front frame (31) and the right rod (33) connected with each other respectively extend along an axis, when the frame (1) is in an unfolded state, an angle α in the range of 165°-195° is formed between the axis of the left front frame (21) and the axis of the left rod (23), and an angle α′ in the range of 165°-195° is formed between the axis of the right front frame (31) and the axis of the right rod (33). |
