CN102607133A - Electronic thermoregulator of automobile air conditioner - Google Patents
Electronic thermoregulator of automobile air conditioner Download PDFInfo
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- CN102607133A CN102607133A CN2012100794331A CN201210079433A CN102607133A CN 102607133 A CN102607133 A CN 102607133A CN 2012100794331 A CN2012100794331 A CN 2012100794331A CN 201210079433 A CN201210079433 A CN 201210079433A CN 102607133 A CN102607133 A CN 102607133A
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- resistance
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- electronic switch
- integrated circuit
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Abstract
The invention discloses an electronic thermoregulator of an automobile air conditioner, which comprises a DC power supply, a start switch, a thermistor, a first comparator, a second comparator, an electronic switch integrated circuit, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a capacitor, a sliding rheostat, a first light emitting diode, a second light emitting diode, a first terminal and a second terminal. When the electronic thermoregulator is used, the first terminal and the second terminal are respectively connected with the two ends of a clutch of the automobile air conditioner, and if the thermistor detects the temperature is lower (or higher) than a set value, the circuit of the automobile air conditioner is turned on by the cooperation of the first comparator, the second comparator and the electronic switch integrated circuit to drive the air conditioner to work, and the air conditioner stops working after reaching the set high temperature (or low temperature). The electronic thermoregulator disclosed by the invention has the advantages of simple structure, low cost, accuracy in control and convenience for generalization.
Description
Technical field
The present invention relates to a kind of air conditioning for automobiles thermosistor, relate in particular to a kind of air conditioning for automobiles simple in structure, with low cost device that adjusts the temperature electronically.
Background technology
Along with the raising day by day of the popularizing of automobile, people's living standard, people require increasingly high to the comfort level in the automobile interior, and vehicle interior temperature also is one of important factor.Air-conditioning thermosistor in the car that present automobile is adopted, the structure more complicated is keeped in repair cumbersome after damaging and cost is higher.
Summary of the invention
The object of the invention just is to provide in order to address the above problem a kind of air conditioning for automobiles simple in structure, with low cost device that adjusts the temperature electronically.
The present invention realizes above-mentioned purpose through following technical scheme:
The present invention includes dc source, starting switch, thermistor, first comparator, second comparator, electronic switch integrated circuit, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, electric capacity, slide rheostat, first light emitting diode, second light emitting diode, first terminals and second terminals; The positive pole of said dc source is connected with first end of said starting switch; Second end of said starting switch is connected with first end of first end of first end of said first resistance, said slide rheostat, said the 5th resistance and first control end of said electronic switch integrated circuit simultaneously; Second end of said first resistance is connected with the negative input of first end of first end of first end of said thermistor, said electric capacity, said the 4th resistance, said first comparator and the negative input of said second comparator simultaneously; Second end of said slide rheostat is connected with first end of said second resistance with sliding end simultaneously; Second end of said second resistance is connected with first end of said the 3rd resistance and the electrode input end of said second comparator simultaneously; Second end of said the 4th resistance is connected with second end of the output of said second comparator, said the 5th resistance and the electrode input end of said first comparator simultaneously; The output of said first comparator is connected with first end of said the 7th resistance and the electrode input end of said electronic switch integrated circuit with said the 6th resistance series connection back simultaneously; The status signal output of said electronic switch integrated circuit is connected with the positive pole of said first light emitting diode with said the 8th resistance series connection back; Second control end of said electronic switch integrated circuit is connected with first end of said first terminals and said the 9th resistance simultaneously; Second end of said the 9th resistance is connected with the positive pole of said second light emitting diode, and the negative pole of said dc source is connected with said second terminals with the negative pole of the negative pole of the negative input of second end of second end of second end of said thermistor, said the 3rd resistance, said the 7th resistance, said electronic switch integrated circuit, said first light emitting diode, said second light emitting diode simultaneously.
During use; First terminals are connected with the clutch two ends of motorcar air conditioner respectively with second terminals; When thermistor detects temperature and is lower than (or being higher than) setting value; Under the acting in conjunction of first comparator, second comparator and electronic switch integrated circuit, connect the circuit of air conditioning for automobiles, make air-conditioner work, quit work when reaching setting high temperature (or low temperature).
Beneficial effect of the present invention is:
Regulate vehicle interior temperature through the present invention, easy to use, control accurately; Advantage simple in structure, with low cost, that be convenient to popularize that the present invention also has.
Description of drawings
Accompanying drawing is a circuit structure diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further:
Shown in accompanying drawing; The present invention includes dc source E, starting switch K, thermistor PTC, the first comparator IC1, the second comparator IC2, electronic switch IC 3, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the 8th resistance R 8, the 9th resistance R 9, capacitor C, slide rheostat RP, first LED 1, second LED 2, the first terminals A and the second terminals B; The positive pole of dc source E is connected with first end of starting switch K; Second end of starting switch K is connected with first end of first resistance R 1, first end of slide rheostat RP, first end of the 5th resistance R 5 and first control end of electronic switch IC simultaneously; Second end of first resistance R 1 is connected with first end of thermistor PTC, first end of capacitor C, first end of the 4th resistance R 4, the negative input of the first comparator IC1 and the negative input of the second comparator IC2 simultaneously; Second end of slide rheostat RP is connected with first end of second resistance R 2 with sliding end simultaneously; Second end of second resistance R 2 is connected with first end of the 3rd resistance R 3 and the electrode input end of the second comparator IC2 simultaneously; Second end of the 4th resistance R 4 is connected with the output of the second comparator IC2, second end of the 5th resistance R 5 and the electrode input end of the first comparator IC1 simultaneously; The output of the first comparator IC1 is connected with first end of the 7th resistance R 7 and the electrode input end of electronic switch IC 3 with the 6th resistance R 6 series connection backs simultaneously; The status signal output of electronic switch IC 3 is connected with the positive pole of first LED 1 with the 8th resistance R 8 series connection backs; Second control end of electronic switch IC 3 is connected with first end of the 9th resistance R 9 with the first terminals A simultaneously; Second end of the 9th resistance R 9 is connected with the positive pole of second LED 2, and the negative pole of dc source E is connected with the second terminals B with second end of thermistor PTC, second end of the 3rd resistance R 3, second end of the 7th resistance R 7, the negative input of electronic switch IC 3, the negative pole of first LED 1, the negative pole of second LED 2 simultaneously.
Shown in accompanying drawing; During use, the first terminals A is connected with the clutch two ends of motorcar air conditioner respectively with the second terminals B, when thermistor PTC detects temperature and is lower than (or being higher than) setting value; The output output high level of the first comparator IC1; Conducting between first control end of electronic switch IC 3 and second control end, thus make air-conditioner be in running status through the first terminals A and the second terminals B, and (or reduction) vehicle interior temperature raises; Vehicle interior temperature reaches when setting high temperature (or low temperature); The output output low level of the first comparator IC1; Break off between first control end of electronic switch IC 3 and second control end; Thereby make air-conditioner be in shut down condition through the first terminals A and the second terminals B, keep vehicle interior temperature.So the circulation said process remains within the specific limits vehicle interior temperature.
Claims (1)
1. air conditioning for automobiles device that adjusts the temperature electronically; It is characterized in that: comprise dc source, starting switch, thermistor, first comparator, second comparator, electronic switch integrated circuit, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, electric capacity, slide rheostat, first light emitting diode, second light emitting diode, first terminals and second terminals; The positive pole of said dc source is connected with first end of said starting switch; Second end of said starting switch is connected with first end of first end of first end of said first resistance, said slide rheostat, said the 5th resistance and first control end of said electronic switch integrated circuit simultaneously; Second end of said first resistance is connected with the negative input of first end of first end of first end of said thermistor, said electric capacity, said the 4th resistance, said first comparator and the negative input of said second comparator simultaneously; Second end of said slide rheostat is connected with first end of said second resistance with sliding end simultaneously; Second end of said second resistance is connected with first end of said the 3rd resistance and the electrode input end of said second comparator simultaneously; Second end of said the 4th resistance is connected with second end of the output of said second comparator, said the 5th resistance and the electrode input end of said first comparator simultaneously; The output of said first comparator is connected with first end of said the 7th resistance and the electrode input end of said electronic switch integrated circuit with said the 6th resistance series connection back simultaneously; The status signal output of said electronic switch integrated circuit is connected with the positive pole of said first light emitting diode with said the 8th resistance series connection back; Second control end of said electronic switch integrated circuit is connected with first end of said first terminals and said the 9th resistance simultaneously; Second end of said the 9th resistance is connected with the positive pole of said second light emitting diode, and the negative pole of said dc source is connected with said second terminals with the negative pole of the negative pole of the negative input of second end of second end of second end of said thermistor, said the 3rd resistance, said the 7th resistance, said electronic switch integrated circuit, said first light emitting diode, said second light emitting diode simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100794331A CN102607133A (en) | 2012-03-23 | 2012-03-23 | Electronic thermoregulator of automobile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100794331A CN102607133A (en) | 2012-03-23 | 2012-03-23 | Electronic thermoregulator of automobile air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102607133A true CN102607133A (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100794331A Pending CN102607133A (en) | 2012-03-23 | 2012-03-23 | Electronic thermoregulator of automobile air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102607133A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2618196Y (en) * | 2003-01-14 | 2004-05-26 | 岳阳恒立冷气设备股份有限公司 | Amplifier for vehicle air conditioner |
| CN201621816U (en) * | 2010-03-03 | 2010-11-03 | 南京奥特佳冷机有限公司 | Intelligent temperature control system of electric automobile |
-
2012
- 2012-03-23 CN CN2012100794331A patent/CN102607133A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2618196Y (en) * | 2003-01-14 | 2004-05-26 | 岳阳恒立冷气设备股份有限公司 | Amplifier for vehicle air conditioner |
| CN201621816U (en) * | 2010-03-03 | 2010-11-03 | 南京奥特佳冷机有限公司 | Intelligent temperature control system of electric automobile |
Non-Patent Citations (1)
| Title |
|---|
| 陈尔绍等: "《家用电子电路精选》", 31 May 1996, article "19.37 汽车空调电子温控器" * |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120725 |