Door locking device for locking a vehicle door

A vehicle comprising a door locking system for manually or physically locking a vehicle door from inside, said door locking system comprising:

• a door locking device comprising:
• a housing;
• a first lever arm partly rotatable connected at one end by a first joint or hinge to the housing;
• a second lever arm partly rotatable connected by a second joint or hinge to an opposed end of the first lever arm and comprising a recess by which the first lever arm and the second lever arm may be pulled out;
• a first spring arranged in the first joint or hinge and configured to bias the first lever arm to or in the housing;
• and
• a second spring arranged in the second joint or hinge and configured to bias the second lever arm against or in level with the first lever arm and/or in the housing;
• and
• a locking handle rigidly mounted to a framework of the vehicle and is located inwardly from the housing of the door locking device,
• wherein the second lever arm is configured such that it can be:
• operated, from a folded, inactivated unlocked position on or in the housing or vehicle door, by a user or driver;
• and
• connected to or hooked around the locking handle in an activated locked position,
• wherein the locking handle is located inwardly from the housing of the door locking device such that the second lever arm, in the activated locked position, is located in an extended position from the housing and connected to or hooked around the locking handle.