CN204466022U - A kind of modified model metal halogen lamp electric ballast burning-point circuit - Google Patents
A kind of modified model metal halogen lamp electric ballast burning-point circuit Download PDFInfo
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- CN204466022U CN204466022U CN201520124464.3U CN201520124464U CN204466022U CN 204466022 U CN204466022 U CN 204466022U CN 201520124464 U CN201520124464 U CN 201520124464U CN 204466022 U CN204466022 U CN 204466022U
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- metal
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- halogen lamp
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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Abstract
The utility model discloses modified model metal halogen lamp electric ballast burning-point circuit, belong to lighting technical field, solve traditional halogen lamp circuit design complexity, cost high problem.Mainly comprise metal-oxide-semiconductor, pulse transformer, two-way trigger tube, the G end of metal-oxide-semiconductor S1 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S2, the G end of metal-oxide-semiconductor S3 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S4, and the D end of metal-oxide-semiconductor S1 holds two ends to access power supply with the S of metal-oxide-semiconductor S2.The utility model circuit structure design is simple, under the prerequisite ensureing reliability, again reduce production cost; The utility model adds series connection variable inductance and replaces transformer primary side by it, thus effectively prevent the generation of impact that voltage polarity reversal brings and large voltage; The utility model has very high practical value, can be widely used in lighting technical field.
Description
Technical field
The utility model belongs to lighting technical field, specifically, particularly relates to a kind of modified model metal halogen lamp electric ballast burning-point circuit.
Background technology
Metal halogen lamp is as the one of high-intensity gas discharge lamp, more superior color rendering and longer life-span is had compared with conventional halogen lamp, but due to itself distinctive character, need experience from the breakdown mutation process being transitioned into stable discharging of open-circuit condition, determine the difficulty of startup, for this reason, the burning-point circuit how developing a kind of high reliability seems particularly important for the exploitation of metal halogen lamp electric ballast.
At present, the mode of Metal halogen lamp startup burning-point is modal is high repetition frequency ignition point method.But due to the phenomenon of Metal halogen lamp acoustic resonance phenomenon, in order to adopt high repetition frequency burning-point to carry out frequency error factor, increasing a large amount of frequency control chip by having to, the complexity of circuit and cost are improved greatly.
Summary of the invention
For solving the problem, the utility model provides a kind of modified model metal halogen lamp electric ballast burning-point circuit.
The utility model is achieved through the following technical solutions:
A kind of modified model metal halogen lamp electric ballast burning-point circuit, comprise metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4, the S end of described metal-oxide-semiconductor S1 is held with the D of metal-oxide-semiconductor S2 and is connected, the G end of metal-oxide-semiconductor S1 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S2, the S end of described metal-oxide-semiconductor S3 holds wire to be connected with the D of metal-oxide-semiconductor S4, the D end of metal-oxide-semiconductor S3 is held with the D of metal-oxide-semiconductor S1 and is connected, the S end of metal-oxide-semiconductor S2 is held with the S of metal-oxide-semiconductor S4 and is connected, the G end of metal-oxide-semiconductor S3 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S4, the D end of described metal-oxide-semiconductor S2 holds shunt capacitance C2 with S, the D end of described metal-oxide-semiconductor S2 is held with a of electric capacity C1 and is connected, the b end of electric capacity C1 is held with a of two-way trigger tube D2, the b end of described two-way trigger tube D2 is held with a of the former limit Ltr1 of pulse transformer and is connected, the b end of described Ltr1 holds wire to be connected with the D of metal-oxide-semiconductor S4, the a end of described electric capacity C1 is connected between holding with the b of Ltr1 the secondary Ltr2 of Metal halogen lamp L and pulse transformer, the D end of described metal-oxide-semiconductor S4 and S hold two ends C3 in parallel, the D end of described metal-oxide-semiconductor S1 holds two ends to access power supply with the S of metal-oxide-semiconductor S2.
The capability value of described electric capacity C2 is far smaller than the capability value size of electric capacity C1.
The b end of described two-way trigger tube D2 holds with a of the Ltr1 of pulse transformer the variable inductance La that connects.
Described power supply is 380V AC power.
Described metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4 are P type metal-oxide-semiconductor.
Compared with prior art, the beneficial effects of the utility model are:
The utility model circuit structure design is simple, adopts the long pulse wide low frequency burning-point circuit of 400HZ fixed frequency, under the prerequisite ensureing reliability, again reduce production cost; In addition, the utility model adds series connection variable inductance and replaces transformer primary side by it, and becoming a main energy-storage travelling wave tube increases pulsewidth and do not need to strengthen transformer inductance, thus effectively prevent the generation of impact that voltage polarity reversal brings and large voltage; The utility model has very high practical value, can be widely used in lighting technical field.
Accompanying drawing explanation
Accompanying drawing is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated:
A kind of modified model metal halogen lamp electric ballast burning-point circuit, comprise metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4, the S end of described metal-oxide-semiconductor S1 is held with the D of metal-oxide-semiconductor S2 and is connected, the G end of metal-oxide-semiconductor S1 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S2, the S end of described metal-oxide-semiconductor S3 holds wire to be connected with the D of metal-oxide-semiconductor S4, the D end of metal-oxide-semiconductor S3 is held with the D of metal-oxide-semiconductor S1 and is connected, the S end of metal-oxide-semiconductor S2 is held with the S of metal-oxide-semiconductor S4 and is connected, the G end of metal-oxide-semiconductor S3 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S4, the D end of described metal-oxide-semiconductor S2 holds shunt capacitance C2 with S, the D end of described metal-oxide-semiconductor S2 is held with a of electric capacity C1 and is connected, the b end of electric capacity C1 is held with a of two-way trigger tube D2, the b end of described two-way trigger tube D2 is held with a of the former limit Ltr1 of pulse transformer and is connected, the b end of described Ltr1 holds wire to be connected with the D of metal-oxide-semiconductor S4, the a end of described electric capacity C1 is connected between holding with the b of Ltr1 the secondary Ltr2 of Metal halogen lamp L and pulse transformer, the D end of described metal-oxide-semiconductor S4 and S hold two ends C3 in parallel, the D end of described metal-oxide-semiconductor S1 holds two ends to access power supply with the S of metal-oxide-semiconductor S2.
The capability value of described electric capacity C2 is far smaller than the capability value size of electric capacity C1.
The b end of described two-way trigger tube D2 holds with a of the Ltr1 of pulse transformer the variable inductance La that connects.
Described power supply is 380V AC power.
Described metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4 are P type metal-oxide-semiconductor.
For low frequency ignition circuit, the reason of burning-point failure is because the pulsewidth of high-voltage breakdown pulse is narrow mostly, as a rule strengthen transformer primary side inductance value, improve energy storage capacity and can solve the narrow problem of pulsewidth to a certain extent, but, corresponding secondary inductance amount also can increase, suitable impact is produced on inverter circuit, also can cause the voltage overshoot on inversion rise and fall edge simultaneously, it replaces transformer primary side to add series connection variable inductance La relief, become a main energy-storage travelling wave tube increase pulsewidth and do not need to strengthen transformer inductance, thus effectively prevent the generation that polarity of voltage changes the impact that brings and voltage greatly.
In sum, be only preferred embodiment of the present utility model, not be used for limit the utility model implement scope, all equalizations of doing according to shape, structure, feature and the spirit described in the utility model right change and modify, and all should be included in right of the present utility model.
Claims (5)
1. a modified model metal halogen lamp electric ballast burning-point circuit, it is characterized in that: comprise metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4, the S end of described metal-oxide-semiconductor S1 is held with the D of metal-oxide-semiconductor S2 and is connected, the G end of metal-oxide-semiconductor S1 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S2, the S end of described metal-oxide-semiconductor S3 holds wire to be connected with the D of metal-oxide-semiconductor S4, the D end of metal-oxide-semiconductor S3 is held with the D of metal-oxide-semiconductor S1 and is connected, the S end of metal-oxide-semiconductor S2 is held with the S of metal-oxide-semiconductor S4 and is connected, the G end of metal-oxide-semiconductor S3 holds two ends tandem drive circuit Driver with the G of metal-oxide-semiconductor S4, the D end of described metal-oxide-semiconductor S2 holds shunt capacitance C2 with S, the D end of described metal-oxide-semiconductor S2 is held with a of electric capacity C1 and is connected, the b end of electric capacity C1 is held with a of two-way trigger tube D2, the b end of described two-way trigger tube D2 is held with a of the former limit Ltr1 of pulse transformer and is connected, the b end of described Ltr1 holds wire to be connected with the D of metal-oxide-semiconductor S4, the a end of described electric capacity C1 is connected between holding with the b of Ltr1 the secondary Ltr2 of Metal halogen lamp L and pulse transformer, the D end of described metal-oxide-semiconductor S4 and S hold two ends C3 in parallel, the D end of described metal-oxide-semiconductor S1 holds two ends to access power supply with the S of metal-oxide-semiconductor S2.
2. a kind of modified model metal halogen lamp electric ballast burning-point circuit according to claim 1, is characterized in that: the capability value of described electric capacity C2 is far smaller than the capability value size of electric capacity C1.
3. a kind of modified model metal halogen lamp electric ballast burning-point circuit according to claim 1, is characterized in that: the b end of described two-way trigger tube D2 holds with a of the Ltr1 of pulse transformer the variable inductance La that connects.
4. a kind of modified model metal halogen lamp electric ballast burning-point circuit according to claim 1, is characterized in that: described power supply is 380V AC power.
5. a kind of modified model metal halogen lamp electric ballast burning-point circuit according to claim 1, is characterized in that: described metal-oxide-semiconductor S1, metal-oxide-semiconductor S2, metal-oxide-semiconductor S3, metal-oxide-semiconductor S4 are P type metal-oxide-semiconductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124464.3U CN204466022U (en) | 2015-03-03 | 2015-03-03 | A kind of modified model metal halogen lamp electric ballast burning-point circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124464.3U CN204466022U (en) | 2015-03-03 | 2015-03-03 | A kind of modified model metal halogen lamp electric ballast burning-point circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204466022U true CN204466022U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520124464.3U Expired - Fee Related CN204466022U (en) | 2015-03-03 | 2015-03-03 | A kind of modified model metal halogen lamp electric ballast burning-point circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204466022U (en) |
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2015
- 2015-03-03 CN CN201520124464.3U patent/CN204466022U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190303 |
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| CF01 | Termination of patent right due to non-payment of annual fee |