Hinge assembly singly opens door down

The utility model provides a hinge assembly singly opens door down which characterized in that: flap (1) constitutes by flap I (3) and flap II (4), flap I (3) and flap II (4) are independent piece, flap I (3) on be equipped with hinge pin mounting hole (31), spacing hole (32), fixed orifices (33), right angle installation foot I (34), flap II (4) on be equipped with spacing foot (41), connecting hole (42), the right angle installation foot II (43) that corresponds with flap I (3), hinge pin (2) are fixed in hinge pin mounting hole (31) of flap I (1), and flap II (4) passes fixed orifices (33)through screw (5) and makes flap I (3) and flap II (4) fix with connecting hole (42) through I (3) the spacing connection of spacing foot (41) and flap. The utility model discloses, simple to operate,fine prevent flap and hinge pin warp. 种单开门下铰链总成，其特征在于：所述的铰链板（1）由铰链板Ⅰ（3）与铰链板Ⅱ（4）组成，铰链板Ⅰ（3）与铰链板Ⅱ（4）均为独立件，所述的铰链板Ⅰ（3）上设有铰链轴安装孔（31）、限位孔（32）、固定孔（33）、直角安装脚Ⅰ（34）；所述的铰链板Ⅱ(4)上设有与铰链板Ⅰ（3）对应的限位脚(41)、连接孔(42)、直角安装脚Ⅱ(43)；铰链轴(2)固定在铰链板Ⅰ(1)的铰链轴