A lamp housing which contains an accommodating apparatus for a burner or a lamp with a glass vessel, a lamp base and contact pins for supplying current, and a lampholder with sockets for connection to the contact pins, is provided. The accommodating apparatus containing clamping jaws, which can be connected to the lamp base in a force-fitting and/or interlocking manner, engage at least partially around the lamp base, are articulated, via lever arms, on the lamp housing or a lampholder mount, which is fixed to the housing and is connected to the lamp housing, and can be adjusted by means of an adjusting device, which has at least one adjusting element, which is arranged between the lever arms and pushes the lever arms apart from one another for opening the clamping jaws into an opening position, in which the lamp base is released, and brings the lever arms together for closing the clamping jaws into a locking position, in which the lamp base is fixed.