CN201178518Y

CN201178518Y - Great power amalgam alloy ultraviolet disinfection device

Info

Publication number: CN201178518Y
Application number: CNU2008200790664U
Authority: CN
Inventors: 苏博周; 吴晓明; 康爱兵; 樊世超
Original assignee: BEIJING DONGFANG BAISHI ELECTRONIC Co Ltd
Current assignee: BEIJING DONGFANG BAISHI ELECTRONIC Co Ltd
Priority date: 2008-03-03
Filing date: 2008-03-03
Publication date: 2009-01-07
Anticipated expiration: 2018-03-03

Abstract

A large-power amalgam UV disinfection device comprises an EMI filter, a full-bridge rectifier circuit connected with the output terminal of the EMI filter, a power factor correction circuit connected with the output terminal of the full-bridge rectifier circuit, a half-bridge inverter circuit connected with the output terminal of the power factor correction circuit, an output circuit connected with the output terminal of the half-bridge inverter circuit, a work state indication circuit connected with the output circuit, an auxiliary DC power circuit connected between the input terminal of the EMI filter and the input terminal of the power factor correction circuit, and a control protection circuit connected with the auxiliary DC power circuit, the half-bridge inverter circuit and the output circuit. The large-power amalgam UV disinfection device has the advantages of (1) improved energy utilization ration, (2) prolonged service life of the lamp tube, and (3) convenient remote control and field fault maintenance.

Description

High-power amalgam ultra violet sterilizer

Technical field

The utility model relates to electric ballast, particularly a kind of high-power amalgam ultra violet sterilizer.

Background technology

High-power ultraviolet germicidal lamp (more than the 150W) is a kind of novel environment friendly product that grew up in recent years, is mainly used in industries such as sewage disposal, clean water treatment, food, because the fluorescent lamp on this kind products and marketing has bigger difference.That fluorescent lamp in the market generally adopts is 36W/T5, is commonly called as 40W, and maximum power also has only 75W; And the ultraviolet germicidal lamp that is used for sewage treatment area generally is 320W, and minimum also is 1 50W.This in addition fluorescent tube size is long, and lamp current is big, causes the domestic adapter that does not also match at present to match.The adapter that is used for ultraviolet germicidal lamp that at present domestic sewage disposal device merchant adopts comprises: (1) inductance type ballast, and its shortcoming is: loss is big, and power factor is low, not environmental protection, is not easy to realize Long-distance Control; (2) conventional fluorescent lamp electronic ballast, its shortcoming is: power is little, voltage narrow application range, unstable, the no quartz burner operating state of ultraviolet ray output are indicated, the life-span of ballast is short especially; (3) private adapter of import, because manufacturer is also very rare, seem to have only German two companies doing this series products at present, so price high (100～120 Euros /), cause the cost of whole set equipment high, thereby the sewage disinfection equipment of China is lacked competitiveness in the world.

The utility model content

In view of this, main purpose of the present utility model is to provide a kind of high-power amalgam ultra violet sterilizer, it not only can effectively improve the efficient of ballast, the useful life of prolonging lamp tube, and directly reduced the cost of domestic sewage disposal device, broken high-power ultraviolet germicidal lamp private adapter and relied on the situation of import fully, striven power unexpectedly thereby strengthened the world.

For achieving the above object; the technical solution of the utility model is achieved in that a kind of high-power amalgam ultra violet sterilizer; comprise electromagnetic interface filter; the output of this electromagnetic interface filter is connected with full bridge rectifier; the output of this full bridge rectifier connects circuit of power factor correction; the output of this circuit of power factor correction is connected with half-bridge inversion circuit; it is characterized in that: the output of described half-bridge inversion circuit is connected with output circuit; described output circuit also is connected with the operating state indicating circuit; between the input of the input of electromagnetic interface filter and circuit of power factor correction, be connected with the auxiliary direct current source circuit; described auxiliary direct current source circuit is connected with control protection electric circuit, and this control protection electric circuit connects half-bridge inversion circuit and output circuit again.

Compare with prior art, the utlity model has following advantage: the efficient that 1, makes the adapter complete machine from then greatly reducing reactive loss, has improved energy utilization rate up to 95%, guaranteed lamp works in optimum state, UV intensity has reached specified requirement; 2, in output circuit, adopted filament preheating circuit, it is thin because high-power purple outside line germicidal lamp tube is long, need high starting voltage its puncture could be lighted, the design of this filament preheating circuit makes filament preheating time and preheat curent precisely controlled, thereby reduces the fluorescent tube starting resistor greatly; Guarantee the starting performance of fluorescent tube, prolonged the life-span of fluorescent tube; 3, increase two-way lamp tube status deixis RED and GREEN in the indicating circuit in working order, made things convenient for the maintenance of Long-distance Control and field failure.

Description of drawings

Fig. 1 is a structure principle chart of the present utility model;

Fig. 2 is a physical circuit of the present utility model.

Embodiment

The of the present utility model high-power amalgam ultra violet sterilizer of Fig. 1 signal; comprise electromagnetic interface filter; the output of this electromagnetic interface filter is connected with full bridge rectifier; the output of this full bridge rectifier connects circuit of power factor correction; the output of this circuit of power factor correction is connected with half-bridge inversion circuit; the output of described half-bridge inversion circuit is connected with output circuit; described output circuit also is connected with the operating state indicating circuit; between the input of the input of electromagnetic interface filter and circuit of power factor correction, be connected with the auxiliary direct current source circuit; described auxiliary direct current source circuit is connected with control protection electric circuit, and this control protection electric circuit connects half-bridge inversion circuit and output circuit again.

As shown in Figure 2, described electromagnetic interface filter comprises insurance F1, piezo-resistance RV1, and capacitor C 101, C102, C103, inductance L 101, wherein, piezo-resistance RV1 and capacitor C 101 are connected in parallel, and capacitor C 102, C103 are connected with inductance L 101.

Described full bridge rectifier comprises that model is the chip B101 of BR1008, and its ac input end is connected with inductance L 101.

Described circuit of power factor correction comprises capacitor C 104, C105, C106, resistance R 101, R102, R103, R104, R105, R106, R107, inductance T101, diode D101, field-effect transistor Q101, model is the chip IC 101 of L6562 or MC33262, wherein, capacitor C 104 is connected with B101, and 3 pin of IC101 connect resistance R 101, R102 and capacitor C 105,5 pin of IC101 connect resistance R 103, resistance R 103 connects inductance T101 again, capacitor C 106 is connected to 1 pin and 2 pin of IC101, and 7 pin of IC101 connect resistance R 104, and resistance R 104 connects the grid of Q101 again, the positive pole of diode D101 connects drain electrode and the inductance T101 of Q101, the negative pole of D101 connects resistance R 106, and resistance R 106 connects resistance R 107 again, and the source electrode of Q101 connects 4 pin of resistance R 105 and IC101.

Described auxiliary direct current source circuit comprises inductance T201, and model is the chip B201 of MB10S, electrochemical capacitor EC201, EC202, model is the chip U201 of L7815, wherein, inductance T201 connects the ac input end of B201, and the output of B201 connects U201, EC201 and EC202.

Described half-bridge inversion circuit comprises that model is the chip IC 301 of L6574, field-effect transistor Q301, Q302, wherein, the RPRE pin of IC301 connects resistance R 301, the CPRE pin connects capacitor C 301, the CF pin connects capacitor C 302, the RING pin connects resistance R 302, the VBOOT pin connects capacitor C 303, and the HVG pin connects resistance R 303, and resistance R 303 connects the grid of field-effect transistor Q301 again, the LVG pin of IC301 connects resistance R 304, resistance R 304 connects the grid of field-effect transistor Q302 again, and the source electrode of Q301 is connected to the drain electrode of Q302, and the EN1 pin of IC301 connects resistance R 204 and capacitor C 304.

Output circuit comprises inductance T301, current transformer T302, relay J D2, capacitor C 305, C306, C307, C308, wherein T301A, T301B, T301C are three windings on the same magnetic core, and it is that T301A is a main winding, and T301B, T301C are auxiliary windings; JD2A is the coil of relay, and JD2B, JD2C are two groups of switch contacts of relay, and T301, C305, C306 form series resonant circuit, and C307, C308, T302, JD2 form filament preheating circuit.

Control comprises diode D205 with protective circuit; electrochemical capacitor EC203, EC204; resistance R 201, R202, R203, R204; field-effect transistor Q201, Q202, voltage stabilizing didoe ZD203; the source electrode of Q201 connects the VS pin of IC301; online resistance R 201 of the grid of Q201 and Q202, the positive pole of ZD203 connects resistance R 202, R204, and the negative pole of ZD201 connects resistance R 203 and EC204.

The operating state indicating circuit comprises diode D401, transistor Q401, resistance R 401, R402, R403, electrochemical capacitor EC401, relay J D1, wherein, JD1A is the coil of relay, JD1B is the switch contact of relay, and the emitter of Q401 connects EC401, and the positive pole of light-emitting diode RED connects the collector electrode of Q401, the negative pole of RED connects the emitter of Q401, the base stage of Q401 connects R401, and R401 connects R402, the negative pole of EC401 and D401, the positive pole of light-emitting diode GREEN connects R402, and negative pole connects the emitter of Q401.

The above is preferred embodiment of the present utility model only, is not to be used to limit protection range of the present utility model.

Claims

1; a kind of high-power amalgam ultra violet sterilizer; comprise: electromagnetic interface filter; the output of this electromagnetic interface filter is connected with full bridge rectifier; the output of this full bridge rectifier connects circuit of power factor correction; the output of this circuit of power factor correction is connected with half-bridge inversion circuit; it is characterized in that: the output of described half-bridge inversion circuit is connected with output circuit; described output circuit also is connected with the operating state indicating circuit; between the input of the input of electromagnetic interface filter and circuit of power factor correction, be connected with the auxiliary direct current source circuit; described auxiliary direct current source circuit is connected with control protection electric circuit, and this control protection electric circuit connects half-bridge inversion circuit and output circuit again.

2, high-power amalgam ultra violet sterilizer as claimed in claim 1, it is characterized in that: described electromagnetic interface filter comprises insurance F1, piezo-resistance RV1, capacitor C 101, C102, C103, inductance L 101, wherein, piezo-resistance RV1 and capacitor C 101 are connected in parallel, and capacitor C 102, C103 are connected with inductance L 101.

3, high-power amalgam ultra violet sterilizer as claimed in claim 2 is characterized in that: described full bridge rectifier comprises that model is the chip B101 of BR1008, and its ac input end is connected with inductance L 101.

4, high-power amalgam ultra violet sterilizer as claimed in claim 3, it is characterized in that: described circuit of power factor correction comprises capacitor C 104, C105, C106, resistance R 101, R102, R103, R104, R105, R106, R107, inductance T101, diode D101, field-effect transistor Q101, model is the chip IC 101 of L6562 or MC33262, wherein, capacitor C 104 is connected with B101,3 pin of IC101 connect resistance R 101, R102 and capacitor C 105,5 pin of IC101 connect resistance R 103, and resistance R 103 connects inductance T101 again, and capacitor C 106 is connected to 1 pin and 2 pin of IC101,7 pin of IC101 connect resistance R 104, resistance R 104 connects the grid of Q101 again, and the positive pole of diode D101 connects drain electrode and the inductance T101 of Q101, and the negative pole of D101 connects resistance R 106, resistance R 106 connects resistance R 107 again, and the source electrode of Q101 connects 4 pin of resistance R 105 and IC101.

5, high-power amalgam ultra violet sterilizer as claimed in claim 4, it is characterized in that: described auxiliary direct current source circuit comprises inductance T201, model is the chip B201 of MB10S, electrochemical capacitor EC201, EC202, model is the chip U201 of L7815, wherein, inductance T201 connects the ac input end of B201, and the output of B201 connects U201, EC201 and EC202.

6, high-power amalgam ultra violet sterilizer as claimed in claim 5, it is characterized in that: described half-bridge inversion circuit comprises that model is the chip IC 301 of L6574, field-effect transistor Q301, Q302, wherein, the RPRE pin of IC301 connects resistance R 301, the CPRE pin connects capacitor C 301, the CF pin connects capacitor C 302, the RING pin connects resistance R 302, the VBOOT pin connects capacitor C 303, the HVG pin connects resistance R 303, resistance R 303 connects the grid of field-effect transistor Q301 again, and the LVG pin of IC301 connects resistance R 304, and resistance R 304 connects the grid of field-effect transistor Q302 again, the source electrode of Q301 is connected to the drain electrode of Q302, and the EN1 pin of IC301 connects resistance R 204 and capacitor C 304.

7, high-power amalgam ultra violet sterilizer as claimed in claim 6, it is characterized in that: output circuit comprises inductance T301, current transformer T302, relay J D2, capacitor C 305, C306, C307, C308, wherein T301A, T301B, T301C are three windings on the same magnetic core, and it is that T301A is a main winding, and T301B, T301C are auxiliary windings; JD2A is the coil of relay, and JD2B, JD2C are two groups of switch contacts of relay, and T301, C305, C306 form series resonant circuit, and C307, C308, T302, JD2 form filament preheating circuit.

8, high-power amalgam ultra violet sterilizer as claimed in claim 7; it is characterized in that: control comprises diode D205 with protective circuit; electrochemical capacitor EC203, EC204, resistance R 201, R202, R203, R204, field-effect transistor Q201; Q202; voltage stabilizing didoe ZD203, the source electrode of Q201 connects the VS pin of IC301, online resistance R 201 of the grid of Q201 and Q202; the positive pole of ZD203 connects resistance R 202, R204, and the positive pole of ZD201 connects resistance R 203 and EC204.

9, high-power amalgam ultra violet sterilizer as claimed in claim 8, it is characterized in that: the operating state indicating circuit comprises diode D401, transistor Q401, resistance R 401, R402, R403, electrochemical capacitor EC401, relay J D1, wherein, JD1A is the coil of relay, and JD1B is the switch contact of relay, the emitter of Q401 connects EC401, the positive pole of light-emitting diode RED connects the collector electrode of Q401, and the negative pole of RED connects the emitter of Q401, and the base stage of Q401 connects R401, R401 connects R402, the negative pole of EC401 and D401, the positive pole of light-emitting diode GREEN connects R402, and negative pole connects the emitter of Q401.