Abstract: Disclosed is a vehicle-mounted device for fixing a bicycle. The device includes: a connecting frame; a fixing frame rotatably arranged at one end or two ends of the connecting frame; an angle adjustment device connected to the connecting frame and the fixing frame separately and configured to adjust an angle of the fixing frame relative to the connecting frame; and locking devices movably arranged on the connecting frame and the fixing frame and configured to fix a front wheel and a rear wheel of the bicycle to the connecting frame and/or the fixing frame. The vehicle-mounted device for fixing a bicycle according to the present disclosure can conveniently adjust positions of the locking devices according to a size of wheels, and can keep the bicycle in a vertical state by means of the fixing frame, such that a moment arm received by the wheels is reduced.

Abstract: This invention relates to an auxiliary tool for automobiles, specifically an adjustable car latch footboard that includes a footboard, a hook, a bracket component, and a pivot. The footboard hinges on the bracket component through the pivot, and the hook is mounted at one end of the bracket component opposite to the other end of the footboard. The hook is attached to the car latch, and the other end of the bracket component is pressed against the car door frame. One end of the footboard is pressed against the hook or the car latch. When the footboard is pressed against the hook, the car latch is positioned between the footboard and the hook. When the footboard is pressed against the car latch, the footboard and the hook grip onto the car latch.

Abstract: The present disclosure relates to a liftable luggage carrier on a car roof. The liftable luggage carrier on a car roof includes: sliding frames, at least two sliding frames are arranged, the sliding frames are fixed on the car roof, and limiting baffles and several locking holes are provided on the sliding frames; sliding seats are slidably installed on the sliding frames, one or two sliding seats are arranged on the sliding frames, and the sliding seats are positioned on two sides of the limiting baffles respectively under the situation that two sliding seats are arranged; positioning devices are installed on the sliding seats to be used for positioning the sliding seats when the sliding seats slide to a position above the locking holes.