Utility model content
The purpose of this utility model is to provide a kind of elevator multimedia system with air-cleaning function, can better solve the purification of vitiated air in crawl space and the problem relatively serious to the elevator loss of power.
According to an aspect of the present utility model, the multimedia system purifying air in a kind of elevator is provided, comprising:
Be arranged on the multimedia equipment in lift car;
Connect the air cleaning member that is used for air in elevator to purify of described multimedia equipment;
Wherein, described air cleaning member comprises the ozone output module for output ozone.
Preferably, described air cleaning member also comprises:
Be used for the control module that elevator inner air-cleaning degree and time are detected;
What connect described control module is used for realizing the handover module that air-pollution control starts or stops;
Connect described handover module and described ozone output module be used for described in carrying out start or stop the cleaning module of operation.
Preferably, described control module comprises for detection of the sensor of air quality with for carrying out the time meter of timing after air-pollution control.
Preferably, described handover module comprises:
Be connected to the electric switch between described control module and described cleaning module;
Its input end connects the op amp of described control module mouth;
The rectifier diode of concatenation operation amplifier out;
Be connected to the current-limiting resistance between rectifier diode mouth and electric switch control end;
Be connected to the charging capacitor between current-limiting resistance mouth and ground wire.
Preferably, described electric switch is transwitch or electromagnetic switch.
Preferably, described cleaning module also comprises the emitting semiconductor of whether normally working for detection of described cleaning module.
Preferably, described system also comprises:
Connect the elevator power supply being used for as system power supply of described control module;
Connect the storage battery being used for as system power supply of described elevator power supply;
Connect the electrical source exchange module of described elevator power supply and described storage battery;
Connect the wireless communication module for radio communication of described electrical source exchange module;
What connect described wireless communication module carries out the monitoring and control centre of radio communication via described wireless communication module and described electrical source exchange module.
Preferably, described elevator power supply is arranged on outside lift car.
Preferably, described electrical source exchange module comprises:
Be used for switching described elevator Power supply and described battery-driven electromagnetic switch;
Connect the signal generator of described electromagnetic switch and wireless communication module.
Preferably, described ozone output module is arranged in lift car.
Compared with prior art, the beneficial effects of the utility model are: not only can effectively reduce the loss to elevator power supply by the air periodically purifying in lift car, and storage battery has been realized the demand of personnel to air quality in lift car to the continued power of multimedia system.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is elaborated, should be appreciated that following illustrated preferred embodiment is only for description and interpretation the utility model, and be not used in restriction the utility model.
Fig. 1 is the elevator schematic diagram of the multimedia system that purifies air in the elevator that provides of the utility model embodiment, as shown in Figure 1, comprising:
Multimedia equipment 2, is arranged in lift car 1.
Air cleaning member 3, is arranged in lift car 1, connects described multimedia equipment 2.
Ozone output module 4, is arranged in lift car 1, connects described air cleaning member 3, and wherein said ozone output module can be ozone generator or other other devices for output ozone.Further, described ozone output module is arranged in lift car.
Fig. 2 is the air cleaning member constructional drawing of the multimedia system that purifies air in the elevator that provides of the utility model embodiment.As shown in Figure 2, comprising:
Be used for the control module that elevator inner air-cleaning degree and time are detected.Further, described control module comprises for detection of the sensor of air quality with for carrying out the time meter of timing after air-pollution control.Be embodied in, time meter carried out to intelligence and set, after completing air-pollution control operation in elevator cage, sensor quits work, start time meter, in the time that time meter arrives Preset Time, turn on sensor is carried out quality testing to the air in this elevator cage again.
What connect described control module is used for realizing the handover module that air-pollution control starts or stops.
Connect described handover module and described ozone output module be used for described in carrying out start or stop the cleaning module of operation.When the Detection of Air Quality in elevator cage is while being qualified, described cleaning module quits work.Further, described cleaning module also comprises the emitting semiconductor of whether normally working for detection of described cleaning module.
Fig. 3 is the handover module constructional drawing of the multimedia system that purifies air in the elevator that provides of the utility model example.As shown in Figure 3, comprising:
Be connected to the electric switch 35 between described control module and described cleaning module.Further, described electric switch is transwitch or electromagnetic switch.
Its input end connects the op amp 31 of described control module mouth;
The rectifier diode 32 of concatenation operation amplifier out;
Be connected to the current-limiting resistance 33 between rectifier diode mouth and electric switch control end;
Be connected to the charging capacitor 34 between current-limiting resistance mouth and ground wire.
Op amp 31 amplifies the electric signal of control module output, via diode 32 rectifications, cond 34 is charged, when the charging valtage of cond 34 is during higher than the conducting trigger voltage of electronic switch 35, electronic switch 35 conductings, thereby the connection of the control module of realization and handover module.
In the time there is irregular fluctuation in the electric signal of control module output, described handover module can be realized the level and smooth output of the electric signal to irregular fluctuation, makes cleaning module can not purify caused unnecessary waste to the air in elevator cage because of the electric signal of irregular fluctuation.
Fig. 4 is the method flow diagram of the multimedia system that purifies air in the elevator that provides of the utility model example.As shown in Figure 4, also comprise:
The elevator power supply being used for as system power supply that connects described control module, is arranged on outside lift car, for system power supply.
The storage battery being used for as system power supply that connects described elevator power supply, described storage battery can be arranged in lift car, also can be arranged on outside lift car, is used to system power supply.
The electrical source exchange module that connects described elevator power supply and described storage battery, under abnormal condition, switches to storage battery power supply.
Connect the wireless communication module for radio communication of described electrical source exchange module;
What connect described wireless communication module carries out the monitoring and control centre of radio communication via described wireless communication module and described electrical source exchange module.
Whether described multimedia system can be identified elevator Power supply automatically normal, if elevator Power supply mal, described multimedia system is automatically switched and used storage battery by electrical source exchange module, elevator power supply situation is passed to monitoring and control centre simultaneously.Specifically, described electrical source exchange module connects respectively elevator power supply and storage battery, described electrical source exchange module judges whether supply regular power of elevator, elevator is under the improper electric power thus supplied such as power-off, can automatically switch to storage battery is multimedia equipment and air cleaning member power supply, and via wireless communication module, the information such as elevator power-off is passed to monitoring and control centre.Elevator is in supply regular power situation, and multimedia system is by elevator Power supply, specifically by elevator trailing cable power taking; and charge a battery; realize electric power storage safety control, both prevented that electric power storage from overcharging, avoid again electric power storage deficiency; specifically; electrical source exchange module carries accumulator protecting function, and in the situation of storage battery accumulation of energy deficiency, electrical source exchange module is used elevator power supply for storage battery electric power storage automatically; and guarantee storage battery do not overcharge, not overheated, ensure safety.
Be embodied in, in the time of described multimedia system work, start control module, by the detection to time and degree of purification thereupon, and cleaning module is sent to the instruction that air-pollution control is opened or stopped, on the basis of reducing the elevator loss of power, realize the air-pollution control in lift car.
Further, described air cleaning member is separate with multimedia equipment on function realizes.And described air cleaning member is the mainboard power taking by multimedia equipment, and ozone output module is in the time starting, and can not affect the normal function of multimedia system.
Fig. 5 is the circuit diagram of the electrical source exchange module of the multimedia system that purifies air in the elevator that provides of the utility model embodiment.As shown in Figure 5, comprising:
Be used for switching described elevator Power supply and described battery-driven electromagnetic switch;
Connect the signal generator of described electromagnetic switch and wireless communication module, in the time that abnormal condition appears in elevator, generate notification signal, and send to monitoring and control centre via described wireless communication module.
In sum, the utlity model has following technique effect:
Can the air in elevator cage periodically be detected and be purified, effectively reduce the kwh loss of elevator power supply;
By unsettled air quality in lift car is controlled effectively, make air cleaning member can, because of unsettled air quality in elevator cage is purified to caused unnecessary waste, not reach the effect of environmental protection;
Can there is the improper problems such as disconnected, power failure at elevator power supply time, be system power supply by storage battery, keep elevator mode of operation, meet the demand that user uses elevator.
Although above the utility model is had been described in detail, the utility model is not limited to this, and those skilled in the art of the present technique can carry out various modifications according to principle of the present utility model.Therefore, all modifications of doing according to the utility model principle, all should be understood to fall into protection domain of the present utility model.