CN204386337U - A kind of temperature control automatic window control circuit - Google Patents
A kind of temperature control automatic window control circuit Download PDFInfo
- Publication number
- CN204386337U CN204386337U CN201520012392.3U CN201520012392U CN204386337U CN 204386337 U CN204386337 U CN 204386337U CN 201520012392 U CN201520012392 U CN 201520012392U CN 204386337 U CN204386337 U CN 204386337U
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- China
- Prior art keywords
- resistance
- integrated chip
- electric capacity
- thermistor
- pin
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of temperature control automatic window control circuit, comprise battery, KD28 integrated chip, first electric capacity, second electric capacity, first resistance is to the 7th resistance, thermistor, key switch, SP3T switch and motor, thermistor and the second resistance, 3rd resistance forms a balanced bridge, when outside temperature raises, interior temperature also raises, thermistor internal resistance diminishes, 3rd pin current potential of KD28 integrated chip raises, 5th pin current potential declines, motor rotates forward, window is slowly opened, otherwise, when outside temperature reduces, motor reverses, window is slowly closed, first electric capacity and the first resistance play time-lag action, SP3T switch is used for the selection of temperature height.The utility model utilizes the change of the resistance Yin Wendu of thermistor and different features, and the height of the output current potential of control KD28 integrated chip, thus the rotation direction controlling motor, achieve the object of window automatic switch, saved manpower.
Description
Technical field
The utility model relates to a kind of window control circuit, particularly relates to a kind of temperature control automatic window control circuit.
Background technology
Room is that we have built a relatively independent subenvironment; keep out the wind and take shelter from rain; sunshade sound insulation, protects oneself by from the invasion of extraneous factor, and window is that the interchange of indoor and outdoor and exchange provide platform; when outside temperature reduces; shutting window indoor can not be too cold, when outside temperature raises, opens window and contributes to cooling and can enter fresh air; but hand switch window is cumbersome in the major company that window is many, increase labour intensity.
Utility model content
The purpose of this utility model is just to provide a kind of temperature control automatic window control circuit to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of temperature control automatic window control circuit, comprise battery, KD28 integrated chip, first electric capacity, second electric capacity, first resistance is to the 7th resistance, thermistor, key switch, SP3T switch and motor, the positive pole of described battery respectively with the 4th pin of described KD28 integrated chip, the first end of described second resistance is connected with the first end of described thermistor, second end of described second resistance respectively with the first end of described second electric capacity, the first end of described 3rd resistance, second pin of described KD28 integrated chip is connected with the 8th pin of described KD28 integrated chip, second end of described second electric capacity respectively with the first pin of described KD28 integrated chip, 7th pin of described KD28 integrated chip is connected with the first end of described 4th resistance, second end of described 4th resistance is connected with the described first end of the 5th resistance and the second end of described thermistor respectively, second end of described 5th resistance is connected with the first end of described 6th resistance and the first end of described SP3T switch respectively, second end of described 6th resistance is connected with the first end of described 7th resistance and the second end of described SP3T switch respectively, second end of described 7th resistance and the three-terminal link of described SP3T switch, the control pole of described SP3T switch respectively with the second end of described 3rd resistance, 6th pin of described KD28 integrated chip is connected with the first end of described key switch, second end of described key switch is connected with the negative pole of described battery, 3rd pin of described KD28 integrated chip is connected with the first end of described first electric capacity and the first end of described motor respectively, 5th pin of described KD28 integrated chip is connected with the first end of described first resistance and the second end of described motor respectively, second end of described first resistance is connected with the second end of described first electric capacity.
In said structure, thermistor and the second resistance, the 3rd resistance form a balanced bridge, and the first electric capacity and the first resistance play time-lag action, and SP3T switch is used for the selection of temperature height.
The beneficial effects of the utility model are:
The utility model is a kind of temperature control automatic window control circuit, utilize the change of the resistance Yin Wendu of thermistor and different features, the height of the output current potential of control KD28 integrated chip, thus the rotation direction controlling motor, achieve the object of window automatic switch, save manpower.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of a kind of temperature control automatic window of the utility model control circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, a kind of temperature control automatic window of the utility model control circuit, comprise battery E, KD28 integrated chip IC, first electric capacity C1, second electric capacity C2, first resistance R1 is to the 7th resistance R7, thermistor RT, key switch AN, SP3T switch S and motor M, the positive pole of battery E respectively with the 4th pin of KD28 integrated chip IC, the first end of the second resistance R2 is connected with the first end of thermistor RT, second end of the second resistance R2 respectively with the first end of the second electric capacity C2, the first end of the 3rd resistance R3, second pin of KD28 integrated chip IC is connected with the 8th pin of KD28 integrated chip IC, second end of the second electric capacity C2 respectively with first pin of KD28 integrated chip IC, 7th pin of KD28 integrated chip IC is connected with the first end of the 4th resistance R4, second end of the 4th resistance R4 is connected with the first end of the 5th resistance R5 and second end of thermistor RT respectively, second end of the 5th resistance R5 is connected with the first end of the 6th resistance R6 and the first end of SP3T switch S respectively, second end of the 6th resistance R6 is connected with the first end of the 7th resistance R7 and the second end of SP3T switch S respectively, second end of the 7th resistance R7 and the three-terminal link of SP3T switch S, the control pole of SP3T switch S respectively with second end of the 3rd resistance R3, 6th pin of KD28 integrated chip IC is connected with the first end of key switch AN, second end of key switch AN is connected with the negative pole of battery E, 3rd pin of KD28 integrated chip IC is connected with the first end of the first electric capacity C1 and the first end of motor M respectively, 5th pin of KD28 integrated chip IC is connected with the first end of the first resistance R1 and second end of motor M respectively, second end of the first resistance R1 is connected with second end of the first electric capacity C1.
Thermistor RT and the second resistance R2, the 3rd resistance R3 form a balanced bridge.When outside temperature raises, interior temperature also raises, and thermistor RT internal resistance diminishes, and the 3rd pin current potential of KD28 integrated chip IC raises, and the 5th pin current potential declines, and motor M rotates forward, and window is slowly opened.Otherwise when outside temperature reduces, motor M reverses, and window is slowly closed, the first electric capacity C1 and the first resistance R1 plays time-lag action, and SP3T switch S is used for the selection of temperature height.
Claims (1)
1. a temperature control automatic window control circuit, it is characterized in that: comprise battery, KD28 integrated chip, first electric capacity, second electric capacity, first resistance is to the 7th resistance, thermistor, key switch, SP3T switch and motor, the positive pole of described battery respectively with the 4th pin of described KD28 integrated chip, the first end of described second resistance is connected with the first end of described thermistor, second end of described second resistance respectively with the first end of described second electric capacity, the first end of described 3rd resistance, second pin of described KD28 integrated chip is connected with the 8th pin of described KD28 integrated chip, second end of described second electric capacity respectively with the first pin of described KD28 integrated chip, 7th pin of described KD28 integrated chip is connected with the first end of described 4th resistance, second end of described 4th resistance is connected with the described first end of the 5th resistance and the second end of described thermistor respectively, second end of described 5th resistance is connected with the first end of described 6th resistance and the first end of described SP3T switch respectively, second end of described 6th resistance is connected with the first end of described 7th resistance and the second end of described SP3T switch respectively, second end of described 7th resistance and the three-terminal link of described SP3T switch, the control pole of described SP3T switch respectively with the second end of described 3rd resistance, 6th pin of described KD28 integrated chip is connected with the first end of described key switch, second end of described key switch is connected with the negative pole of described battery, 3rd pin of described KD28 integrated chip is connected with the first end of described first electric capacity and the first end of described motor respectively, 5th pin of described KD28 integrated chip is connected with the first end of described first resistance and the second end of described motor respectively, second end of described first resistance is connected with the second end of described first electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012392.3U CN204386337U (en) | 2015-01-09 | 2015-01-09 | A kind of temperature control automatic window control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012392.3U CN204386337U (en) | 2015-01-09 | 2015-01-09 | A kind of temperature control automatic window control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204386337U true CN204386337U (en) | 2015-06-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520012392.3U Expired - Fee Related CN204386337U (en) | 2015-01-09 | 2015-01-09 | A kind of temperature control automatic window control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204386337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107438951A (en) * | 2016-04-01 | 2017-12-05 | 深圳市汇顶科技股份有限公司 | Window function processing module |
| CN109339627A (en) * | 2018-11-27 | 2019-02-15 | 沈阳建筑大学 | A kind of window being automatically switched |
-
2015
- 2015-01-09 CN CN201520012392.3U patent/CN204386337U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107438951A (en) * | 2016-04-01 | 2017-12-05 | 深圳市汇顶科技股份有限公司 | Window function processing module |
| CN107438951B (en) * | 2016-04-01 | 2020-12-15 | 深圳市汇顶科技股份有限公司 | Window function processing module |
| CN109339627A (en) * | 2018-11-27 | 2019-02-15 | 沈阳建筑大学 | A kind of window being automatically switched |
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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: 20150610 Termination date: 20160109 |