CN105813363A - Integrated control chip and ballast device for effectively inhibiting pulse current and voltage - Google Patents
Integrated control chip and ballast device for effectively inhibiting pulse current and voltage Download PDFInfo
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- CN105813363A CN105813363A CN201410854087.9A CN201410854087A CN105813363A CN 105813363 A CN105813363 A CN 105813363A CN 201410854087 A CN201410854087 A CN 201410854087A CN 105813363 A CN105813363 A CN 105813363A
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- circuit
- control chip
- pulse current
- ballast device
- voltage
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Abstract
The invention discloses an integrated control chip and ballast device for effectively inhibiting a pulse current and voltage, and the device comprises an AC/DC conversion circuit, a filtering rectification circuit, an inverter, and an output end. The device also comprises an electromagnetic filter circuit, a power correction circuit, and a short circuit protection apparatus. According to the invention, the functions of starting, stopping and cross exchange of two devices are achieved. The device also can inhibit an instant peak pulse or strong thunder interference, effectively inhibits a surge current, and achieves the functions of multi-load output and time delay start and a function of prolonging the service life of a lamp.
Description
Technical field
The present invention relates to a kind of effectively suppressor pulse current/voltage integrating control chip and ballast device thereof, particularly relate to effective suppressor pulse current/voltage integrating control chip and ballast device thereof that a kind of fluorescent lamp uses.
Background technology
In current lighting industry, existing general effective suppressor pulse current/voltage integrating control chip and ballast device thereof are by power capacitor, normally closed thermoswitch, the electrotechnical elements compositions such as thermal resistance coil, this effective suppressor pulse current/voltage integrating control chip and ballast device thereof have very strong vibrating noise and temperature rise, and there is light to glimmer, light fixture can not quickly be lighted when the power is turned on, simultaneously because line voltage is unstable, effective suppressor pulse current/voltage integrating control chip and ballast device and light fixture thereof are all easy to burn out, cause the loss of user.
At present, daylight lamp is widely used because it is energy-conservation, luminous good, and effectively suppressor pulse current/voltage integrating control chip and ballast device thereof are then the requisite devices of daylighting.During build-up of luminance (starter disconnect moment), effective suppressor pulse current/voltage integrating control chip and ballast device thereof can produce a higher self-induced e.m.f and supply voltage superposition, make lamp tube ends obtain higher starting voltage；After build-up of luminance, it is connected with fluorescent tube as a retardation coil, makes the voltage of lamp tube ends be reduced to rated value.Ring pipe daylight lamp is generally spliced by several sections of fluorescent tubes, and existing effective suppressor pulse current/voltage integrating control chip and ballast device thereof are difficult to realize the conversion between multiple fluorescent tube and control.
Accordingly, it would be desirable to invent a kind of new effective suppressor pulse current/voltage integrating control chip and ballast device thereof to solve the problems referred to above.
Summary of the invention
It is an object of the invention to provide a kind of effectively suppressor pulse current/voltage integrating control chip and ballast device thereof, a kind of simple in construction is provided and is prone between multiple fluorescent tubes convert and control, multi load exports, delayed startup, extend light fixture working life, use this kind of effective suppressor pulse current/voltage integrating control chip and ballast device thereof to be enough to solve problems of the prior art.
The present invention, in order to realize above-mentioned technical purpose, adopts the following technical scheme that
A kind of effectively suppressor pulse current/voltage integrating control chip and ballast device thereof, AC/DC change-over circuit including order electrical connection, filter rectifier, flyback converter, outfan, it is characterized in that, described effective suppressor pulse current/voltage integrating control chip and ballast device thereof also include suppressing high frequency electric harmonic wave that electrical network produces the electromagnetic filter circuit polluted, in order to improve power factor, reduce harmonic wave, realize the power factor correction circuit of constant power output, short-circuit protection, described electromagnetic filter is electrically connected between voltage input end and AC/DC change-over circuit, described power factor correction circuit is connected between AC/DC change-over circuit and filter rectifier, described short-circuit protection circuit is arranged among flyback converter.
Described electromagnetic filter circuit also includes overvoltage crowbar.
Described short-circuit protection circuit also includes current foldback circuit, and described current foldback circuit is series limiting resistor in input circuit.
Described short-circuit protection circuit also includes current foldback circuit, and described current foldback circuit is series connection thermal resistance in input circuit.
Also including starting pre-heater circuit in described outfan, the pre-heater circuit of described startup is to be heated the filament of fluorescent lamp to a brightness temperature by thermal resistance.
Described outfan also includes the multi load operating circuit simultaneously dragging the fluorescent lamp operation of two or more than two.
Described short-circuit protection circuit is to utilize transistor to detect the size of electric current thus controlling the circuit of inverter circuit work.
Optionally, what described multi load operating circuit adopted is many lamps series circuit.
Effective suppressor pulse current/voltage integrating control chip provided by the invention and ballast device design thereof, by two effective suppressor pulse current/voltage integrating control chips and ballast device thereof being placed in same effective suppressor pulse current/voltage integrating control chip and ballast device module thereof, and the effective suppressor pulse current/voltage integrating control chip being attached thereto and ballast device control circuit thereof control, thus realizing the function of two effective suppressor pulse current/voltage integrating control chips and the startup of ballast device, closedown and cross exchanged.And effectively suppressor pulse current/voltage integrating control chip and ballast device control circuit thereof are connected with external switch, and it is controlled, thus people only need to by just realizing the conversion to each fluorescent tube and control to the operation of external switch safely.Such a kind of loop tube electron section effective suppressor pulse current/voltage integrating control chip and ballast device thereof, it is easy to conversion and control, simple to operate, safety between multiple fluorescent tubes.Arrange the pre-heater circuit of startup to avoid the occurrence of glow discharge and cause that negative electrode sustains damage, thus extending light fixture working life;Multi load operating circuit is set and can drag the fluorescent lamp operation of two or more than two simultaneously.
Accompanying drawing explanation
Fig. 1 is the line principle schematic diagram of prior art；
Fig. 2 is line principle schematic diagram of the present invention；
Fig. 3 is the electromagnetic filter circuit work process schematic diagram of the present invention；
Fig. 4 is the APFC schematic diagram of the present invention；
Fig. 5 is the circuit of power factor correction schematic diagram of prior art；
Fig. 6 is the short-circuit protection circuit schematic diagram of the present invention；
Fig. 7 is the overvoltage crowbar schematic diagram of the present invention；
Fig. 8 is the current foldback circuit schematic diagram of the present invention；
Fig. 9 is one of the startup preheating circuit arrangement of present invention schematic diagram；
Figure 10 is two schematic diagrams of the startup preheating circuit arrangement of the present invention；
Figure 11 is three schematic diagrams of the startup preheating circuit arrangement of the present invention；
Figure 12 is one of the multi load operating circuit scheme of present invention schematic diagram；
Figure 13 is two schematic diagrams of the multi load operating circuit scheme of the present invention；
Detailed description of the invention
For being more fully understood that the present invention, it is illustrated by the examples below.
With reference to Fig. 2, it is illustrated that one provided by the invention effective suppressor pulse current/voltage integrating control chip and ballast device thereof, including order electricity
The AC/DC change-over circuit connected, filter rectifier, flyback converter, outfan, described effective suppressor pulse current/voltage integrating control chip and ballast device thereof also include suppressing high frequency electric harmonic wave that electrical network produces the electromagnetic filter circuit polluted, in order to improve power factor, reduce harmonic wave, realize the power factor correction circuit of constant power output, short-circuit protection, described electromagnetic filter is electrically connected between voltage input end and AC/DC change-over circuit, described power factor correction circuit is connected between AC/DC change-over circuit and filter rectifier, described short-circuit protection circuit is arranged among flyback converter.
With reference to Fig. 3, it is illustrated that electromagnetic filter circuit provided by the invention, it is made up of inductance and electric capacity.
With reference to Fig. 4, it is illustrated that APFC provided by the invention.This kind of circuit of power factor correction to use special integrated circuit, transistor and some peripheral cells, because relating to active components and parts so being called power factor correction circuit.
With reference to Fig. 6, it is illustrated that short-circuit protection circuit provided by the invention.In normal operation, the voltage that auxiliary winding produces on electric capacity C2 is set and only has 22-27V(or more lower), it is not enough so that DB3 conducting.Therefore Q3Q4 can not get enough base currents and trigger current, is in cut-off and off state, and at this moment abnormal protection circuit is inoperative.And once short circuit occurs, the voltage that C2 the induces trigger voltage more than DB3, making DB3 turn on, thus turning on Q3Q4, making flyback converter quit work, and will not again trigger.
With reference to Fig. 7, it is illustrated that overvoltage crowbar provided by the invention.A Zinc-oxide piezoresistor in parallel in its input circuit, it by the line voltage momentary spike pulsecutting occurred in input circuit or amplitude limit, can make the voltage being added to effective suppressor pulse current/voltage integrating control chip and ballast device thereof reduce.
With reference to Fig. 8; illustrate current foldback circuit provided by the invention; the best approach reducing surge current is exactly the resistance of one current-limiting resistance of series connection or negative temperature coefficient in input circuit, and negative temperature coefficient resister cold resistance at ambient temperature is bigger, it is possible to surge current suppression effectively.
With reference to any one width in Fig. 9, Figure 10, Figure 11, illustrate the pre-heater circuit of startup provided by the invention, first should ensure that and make negative electrode reach to launch required temperature, namely negative electrode (i.e. filament) it is supplied to enough electric currents and certain preheating time, reach electron emission state at negative electrode, and before forming enough electronic fogs around negative electrode, the voltage being added to lamp tube ends should be of a sufficiently low, in order to avoid glow discharge occurs, cause that negative electrode sustains damage.
With reference to any one width in Figure 12, Figure 13, illustrate multi load operating circuit provided by the invention, so-called multi load working line is exactly the fluorescent tube that an effective suppressor pulse current/voltage integrating control chip and ballast device thereof light two or more than two simultaneously, and the circuit of continuous firing.This circuit has easy for installation, and unfailing performance is high, and energy-saving effect is notable, and electric network pollution is low, low-loss etc. advantage, electronic circuit many lamps series circuit that the present invention adopts.
Above disclosed it is only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention, the equivalent variations therefore made according to the present patent application the scope of the claims with this, still belong to the scope that the present invention contains.
Claims (7)
1. an effective suppressor pulse current/voltage integrating control chip and ballast device thereof; it is characterized in that; including the AC/DC change-over circuit of order electrical connection, filter rectifier, flyback converter, outfan, electromagnetic filter circuit, power factor correction circuit; short-circuit protection; described electromagnetic filter is electrically connected between voltage input end and AC/DC change-over circuit; described power factor correction circuit is connected between AC/DC change-over circuit and filter rectifier, and described short-circuit protection circuit is arranged among flyback converter.
2. effectively suppressor pulse current/voltage integrating control chip and ballast device thereof as claimed in claim 1, it is characterised in that also include overvoltage crowbar in described electromagnetic filter circuit.
3. as claimed in claim 1 effectively suppressor pulse current/voltage integrating control chip and ballast device thereof, it is characterised in that described short-circuit protection circuit is additionally included in input circuit series limiting resistor current foldback circuit.
4. effectively suppressor pulse current/voltage integrating control chip and ballast device thereof as claimed in claim 1, it is characterised in that also including starting pre-heater circuit in described outfan, the pre-heater circuit of described startup is by thermal resistance, the filament of fluorescent lamp to be heated.
5. effectively suppressor pulse current/voltage integrating control chip and ballast device thereof as claimed in claim 1, it is characterised in that also include multi load operating circuit in described outfan.
6. effectively suppressor pulse current/voltage integrating control chip and ballast device thereof as claimed in claim 1, it is characterised in that described short-circuit protection circuit is to utilize transistor to detect the size of electric current thus controlling the circuit of inverter circuit work.
7. effectively suppressor pulse current/voltage integrating control chip and ballast device thereof as claimed in claim 5, it is characterised in that described multi load operating circuit adopts many lamps series circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854087.9A CN105813363A (en) | 2014-12-31 | 2014-12-31 | Integrated control chip and ballast device for effectively inhibiting pulse current and voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854087.9A CN105813363A (en) | 2014-12-31 | 2014-12-31 | Integrated control chip and ballast device for effectively inhibiting pulse current and voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105813363A true CN105813363A (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410854087.9A Pending CN105813363A (en) | 2014-12-31 | 2014-12-31 | Integrated control chip and ballast device for effectively inhibiting pulse current and voltage |
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| CN (1) | CN105813363A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117066651A (en) * | 2023-10-13 | 2023-11-17 | 深圳比斯特自动化设备有限公司 | Safety protection circuit of lithium battery spot welder |
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| CN101257762A (en) * | 2008-04-10 | 2008-09-03 | 杨素芬 | Digital intelligent electric ballast of high power ultraviolet lamp tube |
| CN201134967Y (en) * | 2007-11-16 | 2008-10-15 | 林文献 | General type electronic ballast |
| CN101440946A (en) * | 2008-11-28 | 2009-05-27 | 大连三重节能技术研发有限公司 | Universal semi-circle integrated daylight lamp apparatus |
| CN202524625U (en) * | 2012-01-18 | 2012-11-07 | 山东布莱特辉煌新能源有限公司 | Electronic ballast |
| CN204350426U (en) * | 2014-12-09 | 2015-05-20 | 徐承金 | Ballast |
| CN204377233U (en) * | 2014-12-27 | 2015-06-03 | 刘新梅 | Ballast |
| CN105744707A (en) * | 2014-12-09 | 2016-07-06 | 徐承金 | Multifunctional ballast |
| CN105792488A (en) * | 2014-12-23 | 2016-07-20 | 鄢金亮 | Energy-saving ballast with power correction function |
| CN105813359A (en) * | 2014-12-27 | 2016-07-27 | 刘新梅 | Multifunctional ballast |
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- 2014-12-31 CN CN201410854087.9A patent/CN105813363A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414584Y (en) * | 2000-04-25 | 2001-01-10 | 郭建 | One electronic ballast capable of driving many fluorescent lamps |
| CN2702579Y (en) * | 2004-01-06 | 2005-05-25 | 陆群 | Electronic blast |
| CN2907170Y (en) * | 2006-05-16 | 2007-05-30 | 彭俊忠 | Power-saving voltage regulation and ballasting device |
| CN201134967Y (en) * | 2007-11-16 | 2008-10-15 | 林文献 | General type electronic ballast |
| CN101257762A (en) * | 2008-04-10 | 2008-09-03 | 杨素芬 | Digital intelligent electric ballast of high power ultraviolet lamp tube |
| CN101440946A (en) * | 2008-11-28 | 2009-05-27 | 大连三重节能技术研发有限公司 | Universal semi-circle integrated daylight lamp apparatus |
| CN202524625U (en) * | 2012-01-18 | 2012-11-07 | 山东布莱特辉煌新能源有限公司 | Electronic ballast |
| CN204350426U (en) * | 2014-12-09 | 2015-05-20 | 徐承金 | Ballast |
| CN105744707A (en) * | 2014-12-09 | 2016-07-06 | 徐承金 | Multifunctional ballast |
| CN105792488A (en) * | 2014-12-23 | 2016-07-20 | 鄢金亮 | Energy-saving ballast with power correction function |
| CN204377233U (en) * | 2014-12-27 | 2015-06-03 | 刘新梅 | Ballast |
| CN105813359A (en) * | 2014-12-27 | 2016-07-27 | 刘新梅 | Multifunctional ballast |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117066651A (en) * | 2023-10-13 | 2023-11-17 | 深圳比斯特自动化设备有限公司 | Safety protection circuit of lithium battery spot welder |
| CN117066651B (en) * | 2023-10-13 | 2023-12-12 | 深圳比斯特自动化设备有限公司 | Safety protection circuit of lithium battery spot welder |
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Application publication date: 20160727 |