VACUUM PLANT FOR THE COLLECTION AND PUMPING OF SHIP SEWAGE Russian patent published in 2023 - IPC B63J4/00 

FIELD: sanitary equipment.

SUBSTANCE: equipment intended to create a vacuum in small and medium-sized ship sewage systems for collecting and discharging sewage overboard. The vacuum plant consists of a waste storage tank, the inlet of which is connected through the conveying pipelines with effluents from the vacuum system, a filter-separator (8) connected through the conveying pipeline with the storage tank, which is connected to the vacuum sensor (1) and the sensor (6) of the working level installed in the storage tank, as well as the vacuum release solenoid valve (3), the first (10) vacuum pump and the control unit. The installation additionally contains a second vacuum pump (11), an evacuation pump (12), an evacuation solenoid valve (9). The control unit is made in the form of a controller (13), containing a unit (14) for controlling the operation of the first vacuum pump (10), a unit (15) for turning off the first vacuum pump (10), a unit (16) for starting the vacuum pumps and delaying the backup pump, unit (17) controlling the operation of the second vacuum pump (11), block (18) for shutting down the second vacuum pump (11), assembly (19) for controlling the operation of the suction pump (12), block (20) for shutting down the suction pump (12). The waste accumulator is made in the form of a tank (4) with an inspection neck, an electromagnetic valve (2) for flushing the tank, connected to one of the inlets to the water supply, and also contains sensors (5) and (7) associated with the tank (4) of the upper and lower levels, respectively installed in the tank. The first input of the unit (14) for controlling the operation of the first vacuum pump, which is the first input of the controller (13), is connected to the first output of the first vacuum pump (10) and is connected to the operator's station through the first output of the controller (13). The second input of the unit (14) for controlling the operation of the first vacuum pump is connected to the first output of the unit (15) for shutting down the first vacuum pump (10), the input of which, being the second input of the controller (13), is connected to the second output of the first vacuum pump (10). The third input of the unit (14) for controlling the operation of the first vacuum pump (10) is connected to the first output of the unit (16) for the order of starting the vacuum pumps (10, 11), the first input of which is connected to the output of the unit (14) for controlling the operation of the first vacuum pump (10) , which is the second output of the controller (13), which is connected to the first input of the first vacuum pump (10). The fourth input of the unit (14) for controlling the operation of the first vacuum pump is connected to the first input of the unit (17) for controlling the operation of the second vacuum pump (11), with the output of the unit (19) for controlling the operation of the pump (12), which is the third output of the controller (13), which is connected to the first input of the suction pump (12). The output of the assembly (19) for controlling the operation of the pumping pump (12) is also connected to the first input of the electromagnetic valve (3) for vacuum release, to the second input of the electromagnetic valve (2) for flushing the tank and to the first output of the electromagnetic valve (9) for pumping out of the tank (4) , the second output of which is connected to the second input of the suction pump (12), and the input - to the output of the tank (4). The fifth input of the unit (14) for controlling the operation of the first vacuum pump (10) is connected to the second input of the unit (17) for controlling the operation of the second vacuum pump, which is the third input of the controller (13), and is connected to the output of the vacuum sensor (1). The sixth input of the unit (14) for controlling the operation of the first vacuum pump is connected to the third input of the unit (17) for controlling the operation of the second vacuum pump, is connected to the second input of the unit (19) for controlling the pumping pump, the input of which, the fourth input of the controller (13), is connected to emergency shutdown output, and through the ninth output of the controller (13) is connected to the operator's station. The seventh input of the unit (14) for controlling the operation of the first vacuum pump (10) is connected to the fourth input of the unit (17) for controlling the operation of the second vacuum pump, which is the fifth input of the controller (13), and is connected to the output of the upper level sensor (5). The eighth input of the unit (14) for controlling the operation of the first vacuum pump (10) is connected to the fifth input of the unit (17) for controlling the operation of the second vacuum pump, the third input of the unit (19) for controlling the operation of the suction pump, which is the seventh input of the controller (13) connected to the output switching on the automatic mode, and through the tenth output of the controller (13) is connected to the operator's station. The sixth input of the assembly (17) for controlling the operation of the second vacuum pump (11), which is the eighth input of the controller (13), is connected to the first output of the second vacuum pump (11) and is connected to the fourth output of the controller (13) associated with the operator's station. The seventh input of the unit (17) for controlling the operation of the second vacuum pump is connected to the first output of the block (18) for switching off the second vacuum pump, the input of which is the ninth input of the controller (13), and is connected to the second output of the second vacuum pump (11), and the second output of the block (18) for shutting down the second vacuum pump is connected to the second output of the block (15) for shutting down the first vacuum pump and is connected to the fifth output of the controller (13) associated with the operator's station. The eighth input of the unit (17) for controlling the operation of the second vacuum pump is connected to the second output of the block (16) of the order of starting vacuum pumps, the second input of which is connected to the output of the unit (17) for controlling the operation of the second vacuum pump, which is the sixth output of the controller (13), and is connected to the first input of the second vacuum pump (11), the second input of which is connected to the second input of the first vacuum pump (10) and connected to the output of the filter-separator (8). The outputs of the first (10) and second (11) vacuum pumps are combined and connected to the ventilation inlet. The first output of the suction pump (12) through the sixth input of the controller (13) is connected to the first input of the unit (19) for controlling the operation of the suction pump (12) and through the eighth output of the controller (13) is connected to the operator's station. The fourth input of the assembly (19) for controlling the operation of the suction pump, which is the tenth input of the controller (13), is connected to the output of the lower level sensor (7). The fifth input of the unit (19) for controlling the operation of the suction pump (12), which is the eleventh input of the controller (13), is connected to the output of the operating level sensor (6). The sixth input of the assembly (19) for controlling the suction pump (12) is connected to one of the outputs of the block (20) for shutting down the suction pump, the other output of which is connected to the operator's station through the seventh output of the controller (13). The input of the unit (20) for shutting down the suction pump (12), which is the twelfth input of the controller (13), is connected to the second output of the suction pump (12), the third output of which is connected to the sewerage.

EFFECT: creation of a vacuum plant for the collection and pumping of ship sewage, which has high reliability with constant monitoring of the continuity of work.

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