JP3165732U7 - - Google Patents

Claims (9)

A stroller frame (1) having a push rod (9);
A stroller locking mechanism disposed on the stroller frame (1);
A seat arranged in the stroller frame (1);
A front wheel assembly (2) disposed on the front bottom of the stroller frame (1);
A stroller comprising a rear wheel assembly (3) disposed on a rear bottom of the stroller frame (1),
The stroller frame (1) has a first open position where the push rod (9) is located in front of the seat, and a second open position where the push rod (9) is located behind the seat; A first folding position that is a final position when deformed by being folded from the first opening position, and a second folding position that is a final position when being deformed by being folded from the second opening position Have
The stroller frame (1) is e further Bei push rod locking mechanism for securing the push rod (9),
The stroller frame (1) is further
Front wheel bracket (4),
Rear wheel bracket (5),
Side armrest (6),
A rear connecting rod (7) whose upper part is rotatably connected to the rear part of the armrest (6);
A slide sleeve (10) provided on the rear wheel bracket (5) and slidable along a longitudinal direction of the rear wheel bracket;
One of the upper part of the front wheel bracket (4), the upper part of the rear wheel bracket (5), and the front part of the side armrest (6) is rotatably connected to the other two,
A stroller characterized in that a lower end of the rear connection rod (7) and a lower end of the push rod (9) are rotatably connected to the slide sleeve (10), respectively . The push rod lock mechanism is provided on the push rod (9) and is slidable along the longitudinal direction of the push rod (9).
A first positioning member (16) fixed to the rear part of the side armrest (6) or the upper part of the rear connection rod (7);
A second positioning member (17) fixed to the upper part of the slide sleeve (10),
The push rod (9) is fixed by engaging the slidable locking member (15) with the first positioning member (16) or the second positioning member (17),
The slidable locking member (15) is disengaged from the first positioning member (16) or the second positioning member (17) when the push rod locking mechanism is in the unlocked position. Stroller as described in. The slidable lock member (15) includes a slidable lock groove (18). When the push rod lock mechanism fixes the push rod (9), the first positioning member (16) Alternatively, when the second positioning member (17) is inserted into the slidable lock groove (18) and the push rod locking mechanism does not fix the push rod (9), the first positioning member ( 16) The stroller according to claim 2 , wherein the second positioning member (17) is disengaged from the slidable locking groove (18). The stroller frame (1) further the comprising a rotatably connected seats rod on the slide sleeve (10), according to claim front portion of the seat rod is rotatably connected to the front wheel bracket (4) 1 stroller according to any one of to 3. The stroller according to any one of claims 1 to 3 , wherein the push rod locking mechanism is provided between the slide sleeve (10) and the rear wheel bracket (5). The stroller lock mechanism is provided on the first rotating shaft (19) and is slidable along the axial direction of the first rotating shaft (19), through which the push rod (9) A lock pin (11) rotatably connected to the slide sleeve (10) and a lock hole (12) provided in the rear wheel bracket (5). a lock position in which the locking pin (11) is inserted the into the lock hole (12), said locking pin (11) of claims 1 to 3 and a lock release position out of the locking hole (12) A stroller according to any of the above. A first elastic member (13) for stably maintaining the stroller lock mechanism at the lock position is disposed between the first rotation shaft (19) and the lock pin (11). Item 7. The stroller according to item 6 . The stroller according to claim 6 , wherein a passage (14) is provided on the first rotating shaft (19) along its longitudinal direction, and the lock pin (11) is located in the passage (14). A stroller according to claim 8 , wherein the push rod (9) has a tubular chamber in communication with the passage (14).