CN206099321U - Ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system - Google Patents
Ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system Download PDFInfo
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- CN206099321U CN206099321U CN201621069105.3U CN201621069105U CN206099321U CN 206099321 U CN206099321 U CN 206099321U CN 201621069105 U CN201621069105 U CN 201621069105U CN 206099321 U CN206099321 U CN 206099321U
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Abstract
The utility model discloses an ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system, mainly by diode rectifier U, triode VT1, triode VT2, optoelectronic coupler IC, diode D2, emitting diode VL to and the resistance R7 constitution that one end and triode VT2's projecting pole is connected, the other end and triode VT3's base is connected. The utility model discloses an optoelectronic coupler as protection controlling element, can effectual current cutting off protection and the current -limiting protection of carrying on, make the ozone UV ultraviolet lamp of ultraviolet lamp air deodorization clarifier not receive the influence of the high voltage and the electric current of input, thereby has improved the utility model discloses a short -circuit protection effect, the effectual improvement of ability is to ozone UV ultraviolet lamp's protection effect.
Description
Technical field
The utility model relates to a kind of protection circuit, specifically, is a kind of ozone UV Burdick lamp control systems
Use photoelectric coupling type protection circuit.
Background technology
With the continuous improvement of continuous progressive and people's quality of life of industrial automation, people are wanted to its living environment
Ask and also improve constantly, and air quality is an important mark of environment quality, it directly influences the healthy living of people.
Air purifier has application in house, medical treatment, industrial circle, and house field is with the domestic air purification of unit class
Main product of the device for market.Air purifier can remove the particulate matter in air, including anaphylactogen, indoor PM2.5 etc., together
When can also solve due to interior caused by finishing or other reasonses, the underground space, in-car volatile organic matter air pollution
Problem.The characteristics of having persistency and uncertainty due to the release of the space Air Contamination thing of relative closure, therefore using empty
It is internationally recognized to improve one of method of IAQ (indoor air quality) that gas purifier purifies the air of a room.Wherein, Burdick lamp air
Deodorization purifier is then one kind in numerous air deodorization depurators, and Burdick lamp air deodorization depurator is using high energy ozone UV
Oxygen molecule generation free oxygen, i.e. active oxygen in light beam decomposition air produced by Burdick lamp, and ozone UV Burdick lamps pair
The required precision of voltage and current is higher, running voltage and electric current is too high or too low can all damage ozone UV Burdick lamps, because
Just be provided with protection circuit in the control system of this Burdick lamp air deodorization depurator, for prevent ozone UV Burdick lamps because
Running voltage and electric current are unstable and be damaged.
However, the short-circuit protection effect of the protection circuit of existing Burdick lamp air deodorization depurator control system is poor,
The ozone UV Burdick lamps of Burdick lamp air deodorization depurator are caused often to be damaged by high voltage, serious to shorten ozone UV purple
The service life of outside line lamp.
Therefore it provides a kind of control system of Burdick lamp air deodorization depurator that can improve short-circuit protection effect is protected
Protection circuit is become for the task of top priority.
Utility model content
The purpose of this utility model is the protection electricity for overcoming existing Burdick lamp air deodorization depurator control system
Road short-circuit protection effect difference defect, there is provided a kind of ozone UV Burdick lamps control system with photoelectric coupling type protection electricity
Road.
This utility model is achieved through the following technical solutions：A kind of ozone UV Burdick lamps control system photoelectric coupling
Type protection circuit, mainly by diode rectifier U, audion VT1, audion VT2, photoelectrical coupler IC, positive pole and diode
The polarity electricity that the cathode output end of commutator U is connected, negative pole is grounded after being connected with the cathode output end of diode rectifier U
Hold C1, P poles are connected with the cathode output end of diode rectifier U, the diode that N poles are connected with the base stage of audion VT1
D1, positive pole is connected with the base stage of audion VT1 Jing after resistance R1, negative pole is connected with first outfan of photoelectrical coupler IC
Polar capacitor C2, one end is connected with the emitter stage of audion VT1, the other end is connected with the colelctor electrode of audion VT2
Resistance R3, positive pole is connected with the base stage of audion VT2, negative pole is connected with the colelctor electrode of audion VT1 Jing after resistance R2
Polar capacitor C3, P pole is connected with the emitter stage of audion VT2 Jing after resistance R4, N poles Jing after resistance R5 with photoelectrical coupler IC
The diode D2 that is connected of first input end, N poles are connected with the colelctor electrode of audion VT2, P poles Jing after resistance R6 with three poles
The Zener diode D3 that the emitter stage of pipe VT3 is connected, positive pole is connected with the base stage of audion VT3, negative pole and photoelectric coupling
The polar capacitor C4 that second input of device IC is connected, P poles are connected with the emitter stage of audion VT3, N poles ground connection it is luminous
Diode VL, and the electricity that one end is connected with the emitter stage of audion VT2, the other end is connected with the base stage of audion VT3
Resistance R7 compositions；The colelctor electrode of the audion VT2 is also connected with the cathode output end of diode rectifier U；The smooth thermocouple
Second outfan of clutch IC is connected with the cathode output end of diode rectifier U, second input of its photoelectrical coupler IC
End is connected with the negative pole of polar capacitor C1；The colelctor electrode of the audion VT3 is connected with the N poles of diode D2, its transmitting
Pole is grounded；The emitter stage of the audion VT2 is collectively forming the defeated of photoelectric coupling type protection circuit with the negative pole of polar capacitor C4
Go out end；Input of two inputs of the diode rectifier U as photoelectric coupling type protection circuit.
To guarantee practical effect of the present utility model, the photoelectrical coupler IC preferentially employs TLP521-1 photoelectricity
Bonder is realizing；The diode rectifier U then preferentially employs 4 1N4001 diodes compositions to realize simultaneously.
This utility model compared with prior art, with advantages below and beneficial effect：
This utility model employs photoelectrical coupler as protection control element, can effectively carry out current cutting off protection and current limliting
Protection, makes the ozone UV Burdick lamps of Burdick lamp air deodorization depurator not affected by the high voltage and electric current that are input into, from
And short-circuit protection effect of the present utility model is improve, the protected effect to ozone UV Burdick lamps can be effectively improved, effectively
The service life for extending ozone UV Burdick lamps.
Description of the drawings
Fig. 1 is integrated circuit structural representation of the present utility model.
Specific embodiment
This utility model is described in further detail with reference to embodiment and its accompanying drawing, but reality of the present utility model
Apply mode not limited to this.
As shown in figure 1, this utility model is mainly by diode rectifier U, audion VT1, audion VT2, photoelectric coupling
Device IC, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, electric capacity C1, electric capacity C2, electric capacity C3, electricity
Hold C4, light emitting diode VL, diode D1, diode D2, and Zener diode D3 composition.
To guarantee practical effect of the present utility model, the photoelectrical coupler IC preferentially employs TLP521-1 photoelectricity
Bonder is realizing；The diode rectifier U then preferentially employs 4 1N4001 diodes compositions to realize simultaneously；It is described
Audion VT1 and audion VT3 are 3DG4 audions, and audion VT2 is 3DG130 adjustment pipes；The resistance of resistance R1 is 100
The resistance of Ω, resistance R2 is 1.5k Ω, and the resistance of resistance R3 is 100k Ω, and the resistance of resistance R4 is 10k Ω, the resistance of resistance R5
It is worth the resistance for 3k Ω, resistance R6 and resistance R7 and is 2k Ω；The capacitance of polar capacitor C1 is the electric capacity of 220 μ F/25V, polarity
The capacitance of electric capacity C2 is 100 μ F/25V electric capacity, and the capacitance of polar capacitor C3 is 330 μ F/25V electric capacity, the capacitance of polar capacitor C4
For 100 μ F/600V electric capacity；Light emitting diode VL is BT201 light emitting diodes；The diode D1 be 1N4004 diodes, two
Pole pipe D2 is 1N4002 diodes, and Zener diode D3 is 2CW114 Zener diodes.
During connection, the positive pole of polar capacitor C1 is connected with the cathode output end of diode rectifier U, negative pole and diode
The cathode output end of commutator U is grounded after being connected.The P poles of diode D1 are connected with the cathode output end of diode rectifier U
Connect, N poles are connected with the base stage of audion VT1.The positive pole of polar capacitor C2 is connected with the base stage of audion VT1 Jing after resistance R1
Connect, negative pole is connected with first outfan of photoelectrical coupler IC.One end of resistance R3 is connected with the emitter stage of audion VT1
Connect, the other end is connected with the colelctor electrode of audion VT2.
Wherein, the positive pole of polar capacitor C3 is connected with the base stage of audion VT2, negative pole Jing after resistance R2 with audion
The colelctor electrode of VT1 is connected.The P poles of diode D2 are connected with the emitter stage of audion VT2 Jing after resistance R4, N poles Jing resistance
It is connected with the first input end of photoelectrical coupler IC after R5.The N poles of Zener diode D3 are connected with the colelctor electrode of audion VT2
Connect, P poles are connected with the emitter stage of audion VT3 Jing after resistance R6.The base stage phase of the positive pole of polar capacitor C4 and audion VT3
Connection, negative pole are connected with second input of photoelectrical coupler IC.The P poles of light emitting diode VL and the transmitting of audion VT3
Pole is connected, N poles ground connection.One end of resistance R7 is connected with the emitter stage of audion VT2, the base of the other end and audion VT3
Pole is connected.
The colelctor electrode of the audion VT2 is also connected with the cathode output end of diode rectifier U；The photoelectric coupling
Second outfan of device IC is connected with the cathode output end of diode rectifier U, second input of its photoelectrical coupler IC
It is connected with the negative pole of polar capacitor C1；The colelctor electrode of the audion VT3 is connected with the N poles of diode D2, its emitter stage
Ground connection；The emitter stage of the audion VT2 is collectively forming the output of photoelectric coupling type protection circuit with the negative pole of polar capacitor C4
End is simultaneously connected with the control circuit of Burdick lamp air deodorization depurator control system；Two of the diode rectifier U
Input is connected with civil power as the input of photoelectric coupling type protection circuit.
During work, when the output of Burdick lamp air deodorization depurator control system is short-circuited, load circuit is produced
Instantaneous high current, photoelectrical coupler IC quit work under the impact of instantaneous high current, audion VT1 cut-offs, three pole of adjustment pipe
Pipe VT2 ends, and carries out current limliting to electric current so as to the effect diode D1 and resistance R3 that realize current cutting off protection form current limiter, so as to
Realize the effect of current-limiting protection；Meanwhile, polar capacitor C3 starts electric discharge, audion VT1 meetings in base stage in the presence of resistance R3
Have certain electric current, the electric current by resistance R2 after be transferred to audion VT3, audion VT3 must be conducted, light emitting diode
VL obtain it is electric light, indicating circuit occur short circuit.
This utility model employs photoelectrical coupler as protection control element, can effectively carry out current cutting off protection and current limliting
Protection, makes the ozone UV Burdick lamps of Burdick lamp air deodorization depurator not affected by the high voltage and electric current that are input into, from
And short-circuit protection effect of the present utility model is improve, the protected effect to ozone UV Burdick lamps can be effectively improved, effectively
The service life for extending ozone UV Burdick lamps.
According to above-described embodiment, you can realize this utility model well.
Claims (3)
1. a kind of ozone UV Burdick lamp control systems photoelectric coupling type protection circuit, it is characterised in that main by diode
Commutator U, audion VT1, audion VT2, photoelectrical coupler IC, positive pole are connected with the cathode output end of diode rectifier U
Connect, the polar capacitor C1 that negative pole is grounded after being connected with the cathode output end of diode rectifier U, P poles and diode rectifier U
Cathode output end be connected, the diode D1 that N poles are connected with the base stage of audion VT1, positive pole Jing after resistance R1 with three poles
The base stage of pipe VT1 is connected, the polar capacitor C2 that negative pole is connected with first outfan of photoelectrical coupler IC, one end and three poles
The resistance R3 that the emitter stage of pipe VT1 is connected, the other end is connected with the colelctor electrode of audion VT2, positive pole is with audion VT2's
The polar capacitor C3 that base stage is connected, negative pole is connected with the colelctor electrode of audion VT1 Jing after resistance R2, P poles are Jing after resistance R4
Be connected with the emitter stage of audion VT2, two poles that N poles are connected with the first input end of photoelectrical coupler IC Jing after resistance R5
Pipe D2, N pole is connected with the colelctor electrode of audion VT2, P poles are steady with what the emitter stage of audion VT3 was connected Jing after resistance R6
Pressure diode D3, positive pole is connected with the base stage of audion VT3, negative pole is connected with second input of photoelectrical coupler IC
Polar capacitor C4, P pole is connected with the emitter stage of audion VT3, the light emitting diode VL of N poles ground connection, and one end and three poles
The resistance R7 compositions that the emitter stage of pipe VT2 is connected, the other end is connected with the base stage of audion VT3；The audion VT2's
Colelctor electrode is also connected with the cathode output end of diode rectifier U；Second outfan of the photoelectrical coupler IC and two poles
The cathode output end of pipe commutator U is connected, second input of its photoelectrical coupler IC is connected with the negative pole of polar capacitor C1
Connect；The colelctor electrode of the audion VT3 is connected with the N poles of diode D2, its grounded emitter；The audion VT2's sends out
The negative pole of emitter-base bandgap grading and polar capacitor C4 is collectively forming the outfan of photoelectric coupling type protection circuit；The diode rectifier U's
Input of two inputs as photoelectric coupling type protection circuit.
2. a kind of ozone UV Burdick lamp control systems photoelectric coupling type protection circuit according to claim 1, which is special
Levy and be, the photoelectrical coupler IC is TLP521-1 photoelectrical couplers.
3. a kind of ozone UV Burdick lamp control systems photoelectric coupling type protection circuit according to claim 2, which is special
Levy and be, the diode rectifier U is 4 1N4001 diodes compositions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069105.3U CN206099321U (en) | 2016-09-21 | 2016-09-21 | Ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069105.3U CN206099321U (en) | 2016-09-21 | 2016-09-21 | Ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206099321U true CN206099321U (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621069105.3U Active CN206099321U (en) | 2016-09-21 | 2016-09-21 | Ozone is photoelectric coupling type protection circuit for UV ultraviolet lamp control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206099321U (en) |
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2016
- 2016-09-21 CN CN201621069105.3U patent/CN206099321U/en active Active
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