CN201762460U

CN201762460U - Power supply unit maintaining activity of electrolytic ozone generator

Info

Publication number: CN201762460U
Application number: CN2010202541127U
Authority: CN
Inventors: 徐伟钧
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-06
Filing date: 2010-07-06
Publication date: 2011-03-16
Anticipated expiration: 2020-07-06

Abstract

The utility model discloses a power supply unit maintaining activity of an electrolytic ozone generator. The power supply unit is provided with an external voltage sampling control port (5), a voltage sampling circuit (6), a control integrated circuit (7), a switching transformer (3), a driving circuit (8), a driving isolation transformer (9), a power switching tube (2), a rectification filter circuit (1) and a low-voltage rectification filter circuit (4). The power supply unit is characterized by also being provided with a single chip microcomputer (10) that controls the external sampling control port and enables the generator to work and then recover follow current state at fixed time after the generator is not in use or does not work for long time. The single chip microcomputer (10) is connected with the CONTROL+ and the CONTROL- on the external voltage sampling control port (5). The power supply unit maintains the activation property of the electrolytic ozone generator and further improves the efficiency of the generator for generating ozone.

Description

A kind of electric supply installation that keeps activity of electrolytic ozone generator

Technical field:

The utility model relates to a kind of electric supply installation, relates in particular to a kind of electric supply installation that keeps activity of electrolytic ozone generator.

Background technology:

At present, the electric supply installation of existing electrolysis type ozone generator is: full power operation when ozonizer is in running order, in case ozonizer quits work, power supply disconnects fully.When frequent start-stop, this electric supply installation very easily causes producer to damage or degradation, has influenced the work-ing life of producer, has reduced the work effect of producer, has improved use cost like this.At the problems referred to above, the applicant has applied for that the patent No. is that the utility model of ZL200610043344.6 is created the utility model patent that name is called " a kind of electric supply installation of electrolysis type ozone generator ", it is by outside controlling of sampling, when producer is worked, running current is provided, freewheel current less than working current when quitting work, producer is provided, to avoid the producer frequent start-stop, therefore producer is not fragile, do not reduce its performance, prolong the work-ing life of producer, improve the work effect of producer.But find through long-time the use,, produce ozone gas efficient at start initial stage producer and can continue to descend if producer deficiency duration of service every day still can not keep its activation performance.

The utility model content:

The purpose of this utility model is to overcome the deficiency of above-mentioned prior art and a kind of maintenance electrolysis type ozone generator activation performance is provided, and further improves the electric supply installation that producer produces the electrolysis type ozone generator of ozone gas efficient.

The purpose of this utility model can reach by following measure: a kind of electric supply installation that keeps activity of electrolytic ozone generator, it has external voltage controlling of sampling port, external voltage controlling of sampling port connects the voltage sampling circuit that changes voltage setting value by external voltage controlling of sampling port, voltage sampling circuit connects the control unicircuit, the control unicircuit connects switch transformer, driving circuit, driving circuit connects the driving isolating transformer, drive isolating transformer and connect power switch pipe, power switch pipe coupling current rectifying and wave filtering circuit, switch transformer connects the lower pressure rectifier filtering circuit, the lower pressure rectifier filtering circuit connects voltage sampling circuit, it is characterized in that it also has controls and does not use or regularly make producer work recover the micro-chip of afterflow state then when not working in that producer is long-time outside controlling of sampling port, micro-chip is connected with CONTROL+ on the external voltage controlling of sampling port, and micro-chip is connected with CONTROL-on the external voltage controlling of sampling port.

The utility model can produce following positively effect compared with the prior art: the utility model when producer is worked, provides running current I by the electric supply installation of micro-chip control ozonizer ₀, the freewheel current I less than working current is provided when producer quits work _d, running current I regularly is provided when producer continues leisure ₀With activation producer performance (being referred to as activation), then with freewheel current I _dRecover the afterflow state to keep the activation performance of electrolysis type ozone generator, when using producer at any time, producer can both provide higher ozone generating capacity, keeps producer to produce the efficient of ozone gas.

Description of drawings:

The activatory producer does not continue freewheel current waveform synoptic diagram to Fig. 1 in order to have regularly;

Fig. 2 per hour activates 2 minutes the lasting freewheel current waveform synoptic diagram of producer;

Fig. 3 is that 5 minutes producer of activation in per 2 hours continues freewheel current waveform synoptic diagram;

Fig. 4 is a functional block diagram of the present utility model;

Fig. 5 is a schematic circuit of the present utility model;

Embodiment:

Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated:

Embodiment: a kind of electric supply installation that keeps activity of electrolytic ozone generator is (referring to Fig. 1-Fig. 5), it has micro-chip 10 (atmega8), micro-chip 10 connects external voltage controlling of sampling port 5, micro-chip 10 (atmega8) is connected with CONTROL+ on the external voltage controlling of sampling port 5, micro-chip 10 (atmega8) is connected with CONTROL-on the external voltage controlling of sampling port 5, micro-chip 10 is controlled outside controlling of sampling port by its output port, when producer does not use for a long time, regularly make producer work for some time (being referred to as regularly activation), recover the afterflow state then.External voltage controlling of sampling port 5 connects the voltage sampling circuit 6 that changes voltage setting value by external voltage controlling of sampling port 5, voltage sampling circuit 6 connects control unicircuit 7, control unicircuit 7 connects switch transformer 3, driving circuit 8, driving circuit 8 connects driving isolating transformer 9, drive isolating transformer 9 and connect power switch pipe 2, power switch pipe 2 connects current rectifying and wave filtering circuit 1, switch transformer 3 connects lower pressure rectifier filtering circuit 4, and lower pressure rectifier filtering circuit 4 connects voltage sampling circuit 6.Alternating-current obtains high voltage direct current through rectifying and wave-filtering, obtains low dc voltage by control power switch pipe ON time and through switch transformer and rectifying and wave-filtering then.When the low dc voltage terminal voltage is lower than set(ting)value, voltage sampling circuit with signal feedback to controlling unicircuit, the control unicircuit is adjusted the driving pulse width according to feedback signal, be coupled to the power switch pipe control utmost point by driving circuit and through the isolating transformer of overdriving, change the power switch pipe ON time, thereby guarantee that output is stabilized on the set(ting)value.Can change the output set(ting)value by external voltage controlling of sampling input terminus like this, guaranteeing when producer is worked, provide normally, flow through producer working current I than high working voltage _d, when quitting work, producer provides than low-work voltage, flow through the freewheel current I of producer less than working current _dWhen not enough, micro-chip 10 (atmega8) regularly activates by producer by external voltage controlling of sampling input terminus, then with freewheel current I in the producer working hour _dRecover the afterflow state to keep the electrolysis type ozone generator activation performance, the results showed producer when not using fully, as one of optional mode of the utility model: per hour activated 2 minutes or activation in per 2 hours waited in 5 minutes can be with the activation performance of maintenance producer.

Its concrete pull up circuit as shown in Figure 5, wherein the detailed operation circuit of current rectifying and wave filtering circuit, power switch pipe, switch transformer, lower pressure rectifier filtering, driving circuit, driving isolating transformer, control unicircuit is referring to Fig. 5, adopt TL494 in the control unicircuit, L, N are the alternating-current input terminus, FG is a grounding wire, the outside controlling of sampling input terminus of CONTROL-, CONTROL+, 5V-, 5V+ are the low dc voltage output terminal.

23 pin on the described micro-chip 10 are connected with CONTROL+ on the external voltage controlling of sampling port 5,24 pin on the micro-chip 10 are connected with CONTROL-on the external voltage controlling of

sampling port

5,15 pin connecting resistance R103 on the micro-chip 10, resistance R 103 connects 3 pin of DLL J1,16 pin connecting resistance R102, resistance R 102 connects 2 pin of DLL J1,17 pin connecting resistance R101, resistance R 101 connects 1 pin of DLL J1,4 pin of DLL J1 connect 29 pin of micro-chip 10,5 pin of DLL J1 are connecting resistance R104 respectively, 4 pin of micro-chip 10,6 pin and VCC, 4 pin of micro-chip 10,6 pin meet VCC, resistance R 104 connects 29 pin of micro-chip 10 respectively, 6 pin of DLL J1 meet VCC, VSS, 7 pin of micro-chip 10 meet capacitor C 101 and electrical condenser CY101 respectively, 8 pin of micro-chip 10 meet capacitor C 102 and electrical condenser CY101 respectively, capacitor C 102 and capacitor C 101 connect 3 pin of micro-chip 10,5 pin, 3 pin of micro-chip 10,5 pin meet VSS, 18 pin of micro-chip 10 meet VCC, 21 pin meet VSS, the anodal CONTROL+ of control signal is connected to light lotus root U1 input anode through resistance R 42, and control signal negative pole CONTROL-is connected to light lotus root U1 input cathode; Light lotus root U1 negative pole of output end is connected to GND, light lotus root U1 output head anode is connected to GND by R41, light lotus root U1 output head anode is connected to R31, and and C19, R38, C15, R29, RJ1, RJ2, R36 constitutes voltage sampling circuit together, C19, RJ1, RJ2 is connected with the lower pressure rectifier filtering circuit, C15, R29, R36 is connected with the control unicircuit, C19 is connected to GND by R37, when just changing control signal, during the negative pole both end voltage, light lotus root U1 output terminal equivalent resistance changes, and causes that the voltage on TL494 circuit 1 pin changes, by TL494 control Q1, the Q2 ON time, change 5V+, the output voltage of 5V-, thereby the electric current in the change load.

Claims

1. electric supply installation that keeps activity of electrolytic ozone generator, it has external voltage controlling of sampling port (5), external voltage controlling of sampling port (5) connects the voltage sampling circuit (6) that changes voltage setting value by external voltage controlling of sampling port (5), voltage sampling circuit (6) connects control unicircuit (7), control unicircuit (7) connects switch transformer (3), driving circuit (8), driving circuit (8) connects driving isolating transformer (9), drive isolating transformer (9) and connect power switch pipe (2), power switch pipe (2) connects current rectifying and wave filtering circuit (1), switch transformer (3) connects lower pressure rectifier filtering circuit (4), lower pressure rectifier filtering circuit (4) connects voltage sampling circuit (6), it is characterized in that it also has controls and does not use or regularly make producer work recover the micro-chip (10) of afterflow state then when not working in that producer is long-time outside controlling of sampling port, micro-chip (10) is connected with CONTROL+ on the external voltage controlling of sampling port (5), and micro-chip (10) is connected with CONTROL-on the external voltage controlling of sampling port (5).