Vehicle-mounted refrigerator locked through transverse movement

The utility model discloses a vehicle-mounted refrigerator locked by transverse movement, which comprises a refrigerator body, a refrigerator cover and a lock catch switch, the bottom of the refrigerator cover is provided with an inserting rod and a transverse clamping hook positioned on the inserting rod, the top of the lock catch switch is provided with an inserting slotted hole and a clamping hole positioned on one side of the inserting slotted hole, and when the refrigerator cover is closed, the lock catch switch needs to be toggled to an unlocking end; then the box cover covers the top of the box body, the inserting rod and the transverse clamping hook are synchronously inserted into the inserting groove hole, then the lock catch switch is shifted towards the upper locking end, so that the transverse clamping hook is inserted into the clamping hole punch, and upward movement of the box cover is limited through the upper side wall of the clamping hole. When the box cover is in the open state, if the lock