SWITCHING UNIT FOR CONNECTION OF EXTERNAL ELECTRIC POWER CONSUMERS FROM ONBOARD NETWORK OF SPECIAL VEHICLE Russian patent published in 2011 - IPC H05K11/02 

FIELD: electricity.

SUBSTANCE: switching unit for connection of external electric power consumers from onboard network of special vehicle consists of housing made from two parts: proper housing (1) and cover (2), panel (3) installed inside housing (1) through electrically insulating gasket (4) on support (5). Frame (6) is rigidly fixed on outer surface of housing (1), thus enclosing it along the perimetre. Slot (7) is made in the centre of one of sides of frame (6) and axis (8) on which pivoted bolt (9) is arranged is rigidly installed. On the contrary, on opposite side of frame (6) there installed is clamp (10) with holes on opposite sides. On outer opposite sides of cover (2), in the centre there rigidly installed is plank (11) with slot (12) and clamp (13) with holes on opposite sides. Rubber gasket (14) is arranged along the outline of inner surface of cover (2). Clamps (10) and (13) of both parts of housing are connected by means of axis (15) installed in their holes, on which spring element (16) fixed in both clamps (10) and (13) is installed. Pivoted bolt 9 is equipped with butterfly nut (17). Connecting pins are made in the form of pins (18) equipped with hold-down nuts (19) with profile outer surface, washers (20) and nuts (21).

EFFECT: improved protection against external unfavourable factors and higher friendliness.

2 dwg