CN103037587B - A kind of adjusting control circuit for eliminating control signal end interference - Google Patents
A kind of adjusting control circuit for eliminating control signal end interference Download PDFInfo
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- CN103037587B CN103037587B CN201210572718.9A CN201210572718A CN103037587B CN 103037587 B CN103037587 B CN 103037587B CN 201210572718 A CN201210572718 A CN 201210572718A CN 103037587 B CN103037587 B CN 103037587B
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Abstract
The invention discloses a kind of adjusting control circuit for eliminating control signal end interference, including：Energization input, control signal end, three terminal regulator and outside output end, wherein, the three terminal regulator has a voltage input end, for being connected with the energization input；One voltage output end, for being connected with the outside output end；And a signal receiving end, for receiving the switching signal that the control signal end sends, it is characterised in that：Also include a voltage-regulator diode, it is electrically connected between the control signal end and signal receiving end.Advantages of the present invention：Circuit structure is simple, by adding voltage-regulator diode, eliminates the influence of control signal end interference, it is to avoid lamp box cannot realize light modulation.
Description
Technical field
Applied in the vehicles the present invention relates to adjusting control circuit, particularly one kind（Especially aircraft, tank etc. are military
Equipment）Adjusting control circuit in upper signal lamp box.
Background technology
In the design process of conventional lights box class product, control signal is often considered switching value by technical staff, for example,
" day night " conversion signal, when "/open " closure, connection is exactly low level signal（0V）, light automatically switches shape all night
State；When "/open " disconnects, connection is exactly high level signal, and light is switched to a day state.But, it is above-mentioned recognize disconnected excessively manage
Wanting, when with the cable that lamp box class product is connected is long or other factors, when causing to ignore its internal resistance, low level signal
To no longer be preferable 0V, but the controller of a small voltage value or voltage range, i.e. lamp box possibly cannot receive control
Signal processed, also just cannot normally realize dimming function, be allowed to have been at a day state.Especially for be installed in aircraft, tank this
Signal lamp box on kind equipment, is not allow above-mentioned condition occur.In view of the foregoing, it would be highly desirable to existing brightness adjustment control electricity
Road proposes to improve.
The content of the invention
The present invention seeks to solve in the prior art because long with the cable that lamp box class product is connected, internal resistance is caused to neglect
Slightly, it is impossible to normally receive the problem of control signal, a kind of brightness adjustment control electricity of new elimination control signal end interference is proposed
Road, eliminates " day night " conversion signal and is input into unstable brought hidden danger.
To achieve these goals, the present invention is realized in：A kind of brightness adjustment control for eliminating control signal end interference
Circuit, including：Energization input, control signal end, three terminal regulator and outside output end, wherein, the three terminal regulator has
One voltage input end, for being connected with the energization input；One voltage output end, for being connected with the outside output end；
And a signal receiving end, for receiving the switching signal that the control signal end sends, it is characterised in that：Also include a voltage stabilizing
Diode, it is electrically connected between the control signal end and signal receiving end.
In order to preferably improve foregoing circuit structure, its reliability is improved, circuit devcie is rationally arranged, specifically
For：The first end of first end and a zero capacitance that the energization input passes through one first diode and a first resistor connects
Connect, the output end of first resistor first end respectively with one first electric capacity, the first end of a 3rd resistor, a piezo-resistance
The voltage input end connection of first end, the three terminal regulator；The signal receiving end of the three terminal regulator is electric with one the 8th respectively
The first end of resistance, the first end of 1 the 14th resistance, the first end of one the 3rd electric capacity, the first end of one second diode, this
Second end of 14 resistance is connected with the first end of 1 the 13rd resistance and the colelctor electrode of a triode respectively by one the 6th resistance
Connect, the 13rd resistance passes through one the 7th resistance eutral grounding；The base stage of the triode respectively with the first end of the voltage-regulator diode
Connected with the first end of 1 the 11st resistance, the second end of the voltage-regulator diode respectively with the second end, one of the 3rd resistor
The first end connection of the first end and a second resistance of the 3rd diode, the second end and the control signal of the 3rd diode
End connection；The output end of the three terminal regulator, the second end of the 8th resistance, the second end of the second diode, one the 4th electric capacity
First end access outside output end；Second end of zero capacitance, the second end of piezo-resistance, the second end of the first electric capacity,
Second end of two resistance, the second end of the 11st resistance, the emitter stage of the first triode, the second end of the 3rd electric capacity, the 4th electricity
The second end for holding all is grounded.With said structure, the output signal sent when control signal end 0V~（The pressure of the 3rd diode
The voltage stabilizing value of drop+voltage-regulator diode）When between V, "/open " signal is considered as, it is to avoid caused by signal end interference
Misroute and change.
Preferably, the three terminal regulator is CW117.
Preferably, the voltage-regulator diode is 2CW5228.
Preferably, the triode is 3DG111F.The Europe of the first resistor 10, second resistance 18k Europe, 3rd resistor 18k
Europe, the 11st resistance 10k Europe, the 7th resistance 1k Europe, the Europe of the 13rd resistance 0（Can on demand be adjusted according to output voltage requirement）, the
Six resistance 1.2k Europe, the Europe of the 14th resistance 10, the Europe of the 8th resistance 120.
Preferably, the μ F of the zero capacitance 10, the first electric capacity 3.5 μ F, the μ F of the 3rd electric capacity 10, the μ F of the 4th electric capacity 1.
Present invention also offers a kind of warning light box, the warning light box includes above-mentioned adjusting control circuit.
Brief description of the drawings
Accompanying drawing 1 is power supply architecture schematic diagram of the invention.
Specific embodiment
The present invention is elaborated with reference to the accompanying drawings and examples.
Refer to Fig. 1, a kind of adjusting control circuit for eliminating control signal end interference shown in Fig. 1, including：Supply input
End VCC, control signal end RY, three terminal regulator CW117（CW117HV is the integrated regulator of the adjustable output of malleation, and fair words are higher
Input voltage, be best suitable for this circuit）With outside output end OUTPUT, wherein, three terminal regulator CW117 have a voltage it is defeated
Enter to hold Vin, for being connected with the energization input VCC；One voltage output end Vout, for the outside output end
OUTPUT is connected；And a signal receiving end ADJ, for receiving the switching signal that the control signal end RY sends.
The energization input VCC is by the first end of an one first diode DD1 and first resistor R1 and one the 0th electricity
Hold the first end connection of C0, the output end of first resistor R1 first end, a 3rd resistor R3 respectively with one first electric capacity C1
First end, the first end of a piezo-resistance RYM1, the three terminal regulator CW117 voltage input end connection；Three end is steady
The signal receiving end ADJ of depressor CW117 first end, first end, of 1 the 14th resistance R14 respectively with one the 8th resistance R8
The first end of the first end of the 3rd electric capacity R3, one second diode DD2, second end of the 14th resistance R14 passes through one the 6th
Resistance R6 is connected with the first end of 1 the 13rd resistance R13 and the colelctor electrode of a triode 3DG111F respectively, the 13rd resistance
R13 is grounded by one the 7th resistance R7；The base stage of triode 3DG111F respectively with the first end of the voltage-regulator diode D8 and
The first end connection of 1 the 11st resistance R11, second end of voltage-regulator diode D8 is respectively with the second of the 3rd resistor R3
End, the first end connection of the first end of one the 3rd diode D1 and a second resistance R2, second end of the 3rd diode D1 with
The control signal end RY connections；The output end of the three terminal regulator CW117, second end of the 8th resistance R8, the two or two pole
Outside output end OUTPUT is accessed at second end of pipe DD2, the first end of one the 4th electric capacity C4；Second end of zero capacitance C0, pressure
Second end of quick resistance RYM1, second end of the first electric capacity C1, second end of second resistance R2, the second of the 11st resistance R11
End, the emitter stage of the first triode 3DG111F, second end of the 3rd electric capacity C3, second end of the 4th electric capacity C4 are all grounded.With
Said structure, when the output signal that control signal end sends, 0V~（The voltage stabilizing of the pressure drop+voltage-regulator diode of the 3rd diode
Value）When between V, be considered as "/open " signal, also avoid misrouting caused by signal end interference and change.I.e. in circuit
During specific design, the maximum that low level signal is likely to be breached is pre-estimated, to determine that voltage-regulator diode D8's to be mounted is steady
Pressure value, the present embodiment uses 2CW5228.
When night, control signal end RY sends 0V or small voltage value, through the 3rd diode D1 and voltage stabilizing two
Under the obstruct of pole pipe D8, make the end value of signal receiving end for 0V, light becomes state all night；When daytime, control signal end RY hairs
Go out a high-voltage value, such as 5V punctures the 3rd diode D1 and voltage-regulator diode D8 and sends signal to signal receiving end, and light becomes
Into day state.
According to circuit analysis and experiment, draw, when the Europe of first resistor 10, second resistance 18k Europe, 3rd resistor 18k Europe,
11 resistance 10k Europe, the 7th resistance 1k Europe, the Europe of the 13rd resistance 0（Can on demand be adjusted according to output voltage requirement）, the 6th resistance
1.2k Europe, the Europe of the 14th resistance 10, the Europe of the 8th resistance 120, the μ F of zero capacitance 10, the first electric capacity 3.5 μ F, the μ F of the 3rd electric capacity 10,
During 1 μ F of the 4th electric capacity, the working condition of circuit reaches most preferably.
Below embodiments of the present invention are only expressed, its description is more specific and detailed, but can not be therefore understood
It is the limitation to patent of invention scope.It should be pointed out that for the person of ordinary skill of the art, not departing from this hair
On the premise of bright design, various modifications and improvements can be made, these belong to protection scope of the present invention.Therefore, this hair
The protection domain of bright patent should be determined by the appended claims.
Claims (7)
1. it is a kind of eliminate control signal end interference adjusting control circuit, for signal lamp box in, including：Energization input, control
Signal end processed, three terminal regulator and outside output end, wherein, the three terminal regulator has a voltage input end, for it is described
Energization input is connected；One voltage output end, for being connected with the outside output end；And a signal receiving end, for connecing
Receive the switching signal that the control signal end sends, it is characterised in that：Also include a voltage-regulator diode, it is electrically connected to the control
Between signal end processed and signal receiving end, the energization input by the first end of one first diode and a first resistor and
The first end connection of one zero capacitance, the output end of first resistor first end, a 3rd resistor respectively with one first electric capacity
First end, the first end of a piezo-resistance, the three terminal regulator voltage input end connection；The signal of the three terminal regulator
Receiving terminal first end, the first end of 1 the 14th resistance, first end, one second of one the 3rd electric capacity respectively with one the 8th resistance
The first end of diode, the second end of the 14th resistance by one the 6th resistance respectively with the first end of 1 the 13rd resistance and
The colelctor electrode connection of one triode, the 13rd resistance passes through one the 7th resistance eutral grounding；The base stage of the triode respectively with it is described
The first end connection of the first end of voltage-regulator diode and 1 the 11st resistance, the second end of the voltage-regulator diode is respectively with described the
The first end connection at the second end of three resistance, the first end of one the 3rd diode and a second resistance, the of the 3rd diode
Two ends are connected with the control signal end；The output end of the three terminal regulator, the second end of the 8th resistance, the second diode
Second end, the first end of one the 4th electric capacity access outside output end；Second end of zero capacitance, the second end of piezo-resistance,
Second end of one electric capacity, the second end of second resistance, the second end of the 11st resistance, the emitter stage of the first triode, the 3rd electricity
Second end of appearance, the second end of the 4th electric capacity are all grounded.
2. the adjusting control circuit that a kind of elimination control signal end according to claim 1 is disturbed, it is characterised in that：It is described
Three terminal regulator is CW117.
3. the adjusting control circuit that a kind of elimination control signal end according to claim 1 is disturbed, it is characterised in that：It is described
Voltage-regulator diode is 2CW5228.
4. the adjusting control circuit that a kind of elimination control signal end according to claim 1 is disturbed, it is characterised in that：It is described
Triode is 3DG111F.
5. the adjusting control circuit that a kind of elimination control signal end according to claim 1 is disturbed, it is characterised in that：It is described
The Europe of first resistor 10, second resistance 18k Europe, 3rd resistor 18k Europe, the 11st resistance 10k Europe, the 7th resistance 1k Europe, the 13rd
The Europe of resistance 0, the 6th resistance 1.2k Europe, the Europe of the 14th resistance 10, the Europe of the 8th resistance 120.
6. the adjusting control circuit that a kind of elimination control signal end according to claim 1 is disturbed, it is characterised in that：It is described
The μ F of zero capacitance 10, the first electric capacity 3.5 μ F, the μ F of the 3rd electric capacity 10, the μ F of the 4th electric capacity 1.
7. a kind of warning light box, it is characterised in that：Including the adjusting control circuit described in claim 1 to 6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572718.9A CN103037587B (en) | 2012-12-26 | 2012-12-26 | A kind of adjusting control circuit for eliminating control signal end interference |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572718.9A CN103037587B (en) | 2012-12-26 | 2012-12-26 | A kind of adjusting control circuit for eliminating control signal end interference |
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| Publication Number | Publication Date |
|---|---|
| CN103037587A CN103037587A (en) | 2013-04-10 |
| CN103037587B true CN103037587B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210572718.9A Active CN103037587B (en) | 2012-12-26 | 2012-12-26 | A kind of adjusting control circuit for eliminating control signal end interference |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201466971U (en) * | 2009-05-29 | 2010-05-12 | 陈守约 | Special power supply circuit of motorcycle display instrument |
| CN101714487A (en) * | 2009-12-09 | 2010-05-26 | 杨戴核 | Electronic powder decomposition instrument with single chip microcomputer |
| CN203086797U (en) * | 2012-12-26 | 2013-07-24 | 上海航空电器有限公司 | Light adjustment control circuit capable of eliminating interference at control signal end and alarming signal lamp box |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4939092B2 (en) * | 2006-03-28 | 2012-05-23 | パナソニック株式会社 | Dimmable lighting device |
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2012
- 2012-12-26 CN CN201210572718.9A patent/CN103037587B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201466971U (en) * | 2009-05-29 | 2010-05-12 | 陈守约 | Special power supply circuit of motorcycle display instrument |
| CN101714487A (en) * | 2009-12-09 | 2010-05-26 | 杨戴核 | Electronic powder decomposition instrument with single chip microcomputer |
| CN203086797U (en) * | 2012-12-26 | 2013-07-24 | 上海航空电器有限公司 | Light adjustment control circuit capable of eliminating interference at control signal end and alarming signal lamp box |
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| Publication number | Publication date |
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| CN103037587A (en) | 2013-04-10 |
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Effective date of registration: 20220317 Address after: 201514 floor 3, building 3, No. 368 Huida Road, Zhangyan Town, Jinshan District, Shanghai Patentee after: SHANGHAI HANGKAI ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 201101 No. 6629 Zhong Chun Road, Shanghai, Minhang District Patentee before: SHANGHAI AVIATION ELECTRIC Co.,Ltd. |