Fog generator for security system

A fog generator (1) comprising at least one evaporator (2) that is configured to evaporate a liquid (f) and formed by at least one electrical heating element (3) that contacts with the liquid (f) to be evaporated, and having a power supply connected thereto, a main reservoir (4) for the liquid (f) to be evaporated, a pump (5) that is connected to the main reservoir (4) and to the evaporator (2) so as to pump the liquid (f) to be evaporated from the main reservoir (4) to the evaporator (2), a programmable electronic control unit (6) having a power connector (26) and a switching connector (27) for connecting to other external electronic devices, wherein the at least one electrical heating element (3) is formed as at least one main coil (7) made of a metal wire (8), the coil is winded with an additional winding (9) made of an additional metal wire (10), and the electrical heating element (3) formed by the metal wire (8) and the additional metal wire (10) in the form of the main coil (7) having the additional winding (9) is thermally treated, and a silica wrapping (13) that is made of a fireproof silica filament (14) is arranged around rounds of the coil (7) having the additional winding (9), furthermore, the evaporator (2) comprises a needle-like tube (11) for supplying the liquid (f) to be evaporated, the needle-like tube is cylindrically shaped and comprises a clogged hole on one side and an open hole (16) on another side, and the needle-like tube (11) comprises transverse slots (12), and a total sum of areas of all transverse slots (12) equals to an area of the open hole (16) of the needle-like tube (11), while a portion of the needle-like tube (11) is inserted inside the main coil (7) of the electrical heating element (3) with that portion of the needle-like tube (11) which has the transverse slots (12) and the clogged hole, furthermore, the fog generator (1) comprises a general line (15) having an inner pathway hole (17) for supplying the liquid (f) to be evaporated, and the needle-like tube (11) is inserted with its side provided with the open hole (16) into the general line (15) in such a way that the open hole (16) of the needle-like tube (11) is connected to the inner pathway hole (17) of the general line (15), and an inlet of the pathway hole (17) of the general line (15) is connected to the pump (5), furthermore, an additional reservoir (20) for a remainder of the liquid (f) to be evaporated is mounted under the evaporator (2) and over the main reservoir (4), the additional reservoir is connected to the pump (5), and the additional reservoir (20) and the main reservoir (4) are connected between each other by their own corresponding holes (22) and (23), while a tube (24) that is connected to the additional reservoir (20) is mounted inside the main reservoir (4), furthermore, an air turbine (34) is mounted in front of the electrical heating element (3) of the evaporator (2), furthermore, the programmable electronic control unit (6) comprises:

• a microcontroller (25) having an uploaded and installed software in a form of a data and source codes, a transistor module (28) for controlling the evaporator (2) powering and operation, a transistor unit (29) for controlling the pump (5) powering and operation, a transistor unit (30) for controlling the air turbine (34) powering and operation;
• and the fog generator (1) comprises a fog sensor (31) and a sensor (32) of the liquid (f) to be evaporated, while the evaporator (2) comprises a temperature sensor (33), and the microcontroller (25) has established connections to the evaporator (2) via the transistor module (28), to the pump (5) via the transistor unit (29), to the air turbine (34) via the transistor unit (30), to the fog sensor (31), to the sensor (32) of the liquid (f) to be evaporated and to the temperature sensor (33) of the evaporator (2).