CN2372632Y

CN2372632Y - Refrigerator

Info

Publication number: CN2372632Y
Application number: CN 99220853
Authority: CN
Inventors: 唐海北; 王兆波; 李治平; 张茂峰
Original assignee: QINGDAO HAIER ELECTRIC REFRIGERATOR CO Ltd; Haier Group Corp
Current assignee: QINGDAO HAIER ELECTRIC REFRIGERATOR CO Ltd; Haier Group Corp
Priority date: 1999-05-12
Filing date: 1999-05-12
Publication date: 2000-04-05
Anticipated expiration: 2009-05-12

Abstract

The utility model relates to a refrigerator, wherein, the central part of the square top surface of the inner part of which is provided with an ozone generator. Controllable silicon is connected between the ozone generator and a power supply. The control end of the controllable silicon is connected with the output end of a 555 timer. The inner part of the refrigerator is provided with the ozone generator which can eliminate the bacteria and the odor of the refrigerator. The ozone generator is arranged on the central part of the top surface of the inner part of the refrigerator, which is favorable to install and use. The refrigerator is only provided with a starting key, and then makes use of a delayer to turn off a circuit automatically. Therefore, according to the optimal usage time of ozone, the utility model predetermines a definite time to avoid the problems that a user forgets to stop a key 2 or does not has sufficient usage time, etc.

Description

Electric refrigerator

This utility model belongs to and will ozonator be set in the electric refrigerator, is specifically related to the set position of ozonator in the electric refrigerator and the change of the circuit structure of ozonator own.

Before this utility model is made, do not have the function of deodorization and sterilization in the existing common refrigerator, can only solve by the electricity consumption refrigerator deodorizer.We know (O ₃) be the highest material of known oxidability, its sterilize not only efficient height but also bactericidal range extensively all have very high effect to various antibacterials.But owing to its easy decomposition can not be laid in, can only now-making-now-using.Its control device is undesirable for a long time, has limited it greatly and has been applied to civilian aspect, by research in recent years, is applied to gradually in air-conditioning, washing machine, the dish-washing machine disinfection cabinet.There have been some electric refrigerators to utilize sterilization material recently and utilize ozonator to realize sterilizing and function such as deodorization.For ozonator, have multiple now; A kind of is that high pressure, discharge are by the airborne oxygen (O of electric excitation ₂) make it to produce O ^-Ion produces (O in conjunction with the back ₃); Another kind is a ultraviolet lamp.Low-voltage produces high pressure 2000-4000V by potential device, and the mode of discharge has pin type, brush and board-like (the ceramic utmost point).Pin type, the brush air-conditioner that is applied in, fans etc. are more, but produce (O ₃) speed is slower, the system amount is less, easily plays electric arc; Board-like cost is higher, but generation is easy to control, is applied in the refrigerator, reaches the effect of sterilization, taste removal, and China is in the past once with its similar device taste removal, because technology and control technology undesirable do not have large-scale application at that time.Through having researched and solved generator speed controlling and timing controlled, can accomplish meeting national safety standard 0.2mg/m now ³Concentration range under, reach effective sterilization, taste removal effect.But using ozone generator in the existing electric refrigerator all is with its independent being placed in the electric refrigerator, and the operation principle according to ozone is not placed in suitable position with ozonator, is unfavorable for that ozone plays one's part to the full.With independent the laying of ozonator, for manufacturing, die sinking tool that will be independent has increased cost simultaneously; Unfavorable for manufacturer.In order to allow the user use, existing ozonator is all arranged two buttons, one open, another pass, but ozonator does not need continuous use; Just in needs, use the regular hour both can; And the user is when using, and often the not cleer and peaceful problem of forgetting the time of time of occurrence memory is made troubles to user.

Goal of the invention of the present utility model provides a kind of electric refrigerator that ozonator is set at rational position; Another goal of the invention of the present utility model is the ozonator of electric refrigerator to be arranged to meet the taking pulse by one finger key form of use.

For achieving the above object, this utility model is achieved in that a kind of electric refrigerator, and square end face middle part is provided with ozonator in this electric refrigerator.

A kind of improvement of described electric refrigerator is that this ozonator is arranged at the lampshade rear portion, and makes one with lampshade.

A kind of improvement of described electric refrigerator is, is connected controllable silicon between this ozonator and the power supply, and the silicon controlled control end connects the outfan of 555 intervalometers.

A kind of improvement of described electric refrigerator is, the physical circuit of this ozonator is, alternating current power supply is through being connected the power end and the reset terminal of 555 intervalometers after step-down transformer and rectification, the filtering, be connected in both ends of power after resistance and the capacitances in series, the valve voltage end and the discharge end that connect 555 intervalometers between resistance and the electric capacity, shift knob connects the trigger end of 555 intervalometers, and its outfan connects blower fan; The live wire of alternating current power supply is connected an end of booster transformer by resistance with diode, its other end is by controllable silicon and controllable silicon earth lead; The silicon controlled control end connects the outfan of 555 intervalometers, and controllable silicon connects the silicon controlled control end simultaneously; Anti-phase multiplication of voltage resistance of the elementary connection of booster transformer and electric capacity and overvoltage protection Zener diode, diode, Zener diode; The secondary connection ceramic condenser of booster transformer.

Advantage of the present utility model and good effect are, ozonator is set in electric refrigerator, can utilize the strong oxidation of the active oxygen that ozonator produces like this, bring into play its germicidal efficiency height, sterilization spectrum width and various antibacterials are all had the characteristics of very high effect to eliminate the antibacterial in the refrigerator and eliminate stink.In this electric refrigerator, ozonator is placed on the middle part of its inside top surface, help installing and using.Because general refrigerator end face middle part all is provided with lampshade, so this electric refrigerator is made one with ozonator and lampshade, organically being integrated makes production, installs all very convenient.Ozonator is arranged on the back of petticoat pipe, like this than and the advantage that is arranged side by side of lampshade be in refrigerator, to put thing to be not easy the shelves that are obstructed, and do not hinder the light that grade lampshade is emitted.Ozonator in this refrigerator has been abandoned originally and will have been started working and by mute key out-of-work mentality of designing just by initiating key, but only designed an initiating key, utilizes the chronotron automatic shutoff circuit then.Can be set the regular hour according to the use ozone time of the best like this, just avoid user because forget, and not according to stop 2 keys or service time problem such as deficiency appearance.

Below in conjunction with accompanying drawing this utility model is described in further detail.

Fig. 1 is the user mode figure of an embodiment of this utility model;

Fig. 2 is the upward view of the ozonator of an embodiment of this utility model;

Fig. 3 is the circuit diagram of the ozonator of an embodiment of this utility model.

As shown in Figure 1 and Figure 2; Square end face middle part is provided with ozonator 1 in a kind of electric refrigerator, this electric refrigerator.This ozonator is arranged at lampshade 2 rear portions, and makes one with lampshade.

Be connected controllable silicon between this ozonator and the power supply as shown in Figure 3, the silicon controlled control end connects the outfan of 555 intervalometers.The physical circuit of this ozonator is, alternating current power supply N1 connects the 8 foot power ends and the 4 pin preset ends of 555 intervalometers through step-down transformer T1 and commutation diode D1, D2 rectification after capacitor C 2 filtering, and resistance R 1 gives capacitor C 1 charging; Be to be connected in both ends of power after resistance R 1 and capacitor C 1 series connection, the 6 foot valve gate voltage ends and the 7 foot discharge ends that connect 555 intervalometers between resistance R 1 and the capacitor C 1, shift knob N3 connects 2 foot trigger ends of 555 intervalometers, connect filter capacitor C4, resistance R 3 between trigger end and the power supply, its 3 foot outfan connects blower fan N2; The fire of alternating current power supply N1 passes through resistance R 4 is connected booster transformer T2 with diode D4 a end, and its other end is by controllable silicon S1 and controllable silicon S2 earth lead; The control end of controllable silicon S1 connects 3 foot outfans of 555 intervalometers, and controllable silicon S1 connects the control end of controllable silicon S2; Controllable silicon S2 is by Zener diode Z2 and controllable silicon S1 ground connection simultaneously; Anti-phase multiplication of voltage resistance R 5 of the elementary connection of booster transformer T2 and capacitor C 5, i.e. the two ends of resistance R 5 and capacitor C 5 series connection and diode D4, resistance R 5 is connected between controllable silicon S2 and the Zener diode Z2 simultaneously; Overvoltage crowbar is Zener diode Z1, diode D3, Zener diode Z2; The secondary connection ceramic condenser CT of booster transformer T2.

When this ozonator used, after the user pressed switch key N3, the trigger end of 555 intervalometers was received pulse signal, and tributary voltage of outfan output is connected blower fan, makes blower fan work; With controllable silicon S1 conducting, controllable silicon S1 makes transformator T2 work again with controllable silicon S2 conducting simultaneously, and the secondary generation high voltage at transformator T2 acts on ceramic condenser CT two ends, and the air effect that blower fan is sent between ceramic condenser becomes ozone.During this time, the resistance R 1 of 555 intervalometers gives capacitor C 1 charging, and when the voltage of capacitor C 1 reached 2/3 power end voltage, the voltage of power end generally was 12V, and its outfan stops output, thereby ozonator quits work.

Claims

1, a kind of electric refrigerator is characterized in that: square end face middle part is provided with ozonator (1) in this electric refrigerator.

2, electric refrigerator according to claim 1 is characterized in that: this ozonator is arranged at lampshade (2) rear portion, and makes one with lampshade.

3, electric refrigerator according to claim 1 and 2 is characterized in that: be connected controllable silicon between this ozonator and the power supply, the silicon controlled control end connects the outfan of 555 intervalometers.

4, electric refrigerator according to claim 3, it is characterized in that: the physical circuit of this ozonator is, alternating current power supply (N1) is connected the power end and the reset terminal of 555 intervalometers through after step-down transformer (T1) and rectification, the filtering, be connected in both ends of power after resistance (R1) and electric capacity (C1) series connection, the valve voltage end and the discharge end that connect 555 intervalometers between resistance (R1) and the electric capacity (C1), shift knob (N3) connects the trigger end of 555 intervalometers, and its outfan connects blower fan (N2); The live wire of alternating current power supply (N1) passes through resistance (R4) is connected booster transformer (T2) with diode (D4) a end, and its other end is by controllable silicon (S1) and controllable silicon (S2) earth lead; The control end of controllable silicon (S1) connects the outfan of 555 intervalometers, and controllable silicon (S1) connects the control end of controllable silicon (S2) simultaneously; Anti-phase multiplication of voltage resistance of the elementary connection of booster transformer (R5) and electric capacity (C5) and overvoltage protection Zener diode (Z1), diode (D3), Zener diode (Z2); The secondary connection pottery magnetocapacitance (CT) of booster transformer (T2).