CN203204337U - Air conditioner control circuit suitable for automobile - Google Patents

Air conditioner control circuit suitable for automobile Download PDF

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Publication number
CN203204337U
CN203204337U CN 201320083792 CN201320083792U CN203204337U CN 203204337 U CN203204337 U CN 203204337U CN 201320083792 CN201320083792 CN 201320083792 CN 201320083792 U CN201320083792 U CN 201320083792U CN 203204337 U CN203204337 U CN 203204337U
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CN
China
Prior art keywords
resistance
ports
diode
port
series
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201320083792
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Chinese (zh)
Inventor
张海虹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huarui Decoration Engineering Co Ltd Of Suzhou Industrial Park
Original Assignee
Huarui Decoration Engineering Co Ltd Of Suzhou Industrial Park
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huarui Decoration Engineering Co Ltd Of Suzhou Industrial Park filed Critical Huarui Decoration Engineering Co Ltd Of Suzhou Industrial Park
Priority to CN 201320083792 priority Critical patent/CN203204337U/en
Application granted granted Critical
Publication of CN203204337U publication Critical patent/CN203204337U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an air conditioner control circuit suitable for an automobile. The air conditioner control circuit suitable for the automobile comprises a control chip, a relay, a control switch of the relay, an electromagnetic clutch, an automatic switch, a triode, three diodes and seven resistors, wherein the first and second resistors are connected in series between a first port and a third port of the control chip, the relay is in bridge connection between a second port and the third port of the control chip, two ends of the relay are connected in parallel with the second diode, a series circuit of the triode and the fourth resistors is in bridge connection with the third port and a fourth port of the control chip, a parallel circuit of the fifth resistor and the sixth resistor is in bridge connection with a base electrode and an emitter electrode of the triode, two ends of the sixth resistor are connected with an input end, the third port is connected in series with the first diode and then is connected with the control switch, two ends of the first diode are connected with the electromagnetic clutch taken as an output end, and a fifth port of the control chip is connected in series with the automatic switch and then is connected with an output end. The air conditioner control circuit is applicable to air conditioner control of the automobile, has properties of simple structure and practical functions and is suitable for market popularization.

Description

A kind of ac control circuit that is applicable to automobile
Technical field
The utility model relates to circuit field, particularly a kind of ac control circuit that is applicable to automobile.
Background technology
The ac control circuit of automobile in the prior art generally is comprised of frequency/voltage change-over circuit, trigger, control relay circuit etc., and structure is easy not.
The utility model content
The utility model provides a kind of simple and effective ac control circuit that is applicable to automobile in order to overcome the deficiency of above technology.
The utility model is achieved through the following technical solutions:
A kind of ac control circuit that is applicable to automobile, comprise a control chip, relay, electromagnetic clutch, one manually, an automatic switch, a triode, three diodes and seven resistance,
No. 1 port and No. 2 ports of control chip also connect, series connection the first resistance and the second resistance between No. 1 port and No. 3 ports, and the first resistance is adjustable resistance;
Cross-over connection relay between No. 2 ports of control chip and No. 3 ports, and the two ends of relay the second diode in parallel;
Cross-over connection the 3rd resistance, cross-over connection the first electric capacity between No. 3 ports of control chip and No. 4 ports, and the series circuit of cross-over connection triode and the 4th resistance, the emitter of triode is connected on No. 3 ports, the collector of triode connects the 4th resistance, the 5th resistance of cross-over connection parallel connection and the 6th resistance between the base stage of triode and the emitter, also be connected in series the second electric capacity between the 5th resistance and the 6th resistance, the two ends of the 6th resistance are connected to input end; Be connected to relay control switch after No. 3 port is connected in series the first diode, the two ends of the first diode connect electromagnetic clutch as output terminal;
After being connected in series an automatic switch, No. 5 ports of control chip are connected to an output terminal.
Preferably, described control chip No. 3 ports connect the positive pole of the first diode and the second diode.
Preferably, described the 6th resistance connects the series circuit that also is connected with the 7th resistance and the 3rd diode between an end of the second electric capacity and the input end, and the positive pole of the 3rd diode connects input end.
The beneficial effects of the utility model are: ac control circuit of the present utility model is applicable to the air-conditioning control of automobile, and simple in structure, practical function is suitable for the marketization and promotes.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, below preferred embodiment of the present utility model and cooperate accompanying drawing to be described in detail as follows.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the circuit theory diagrams that are applicable to the ac control circuit of automobile of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is made specific description.
In conjunction with shown in Figure 1, a kind of ac control circuit that is applicable to automobile of the present utility model, comprise a control chip IC, relay J and gauge tap, electromagnetic clutch Rf, an automatic switch K, triode Q, three diode D1-D3 and seven resistance R 1-R7
No. 1 port and No. 2 ports of control chip IC also connect, resistance in series R1 and resistance R 2 between No. 1 port and No. 3 ports, and resistance R 1 is adjustable resistance;
Cross-over connection relay J between No. 2 ports of control chip IC and No. 3 ports, and the two ends parallel diode D2 of relay J;
Cross-over connection resistance R 3, flying capcitor C1 between No. 3 ports of control chip IC and No. 4 ports, and the series circuit of cross-over connection triode Q and resistance R 4, the emitter of triode Q is connected on No. 3 ports, the collector connecting resistance R4 of triode Q, the resistance R 5 of cross-over connection parallel connection between the base stage of triode Q and the emitter and resistance R 6, also be connected in series capacitor C 2 between resistance R 5 and the resistance R 6, the two ends of resistance R 6 are connected to input end; Be connected to the gauge tap of relay J behind No. 3 port series diode D1, the two ends of diode D1 connect electromagnetic clutch Rf as output terminal;
After being connected in series an automatic switch K, No. 5 ports of control chip IC are connected to an output terminal.
Preferably, control chip IC No. 3 ports connect the positive pole of diode D1 and diode D2.
Preferably, also be connected with the series circuit of resistance R 7 and diode D3 between an end of resistance R 6 connection capacitor C 2 and the input end, and the positive pole of diode D3 connects input end.
Above-described embodiment just is to allow the one of ordinary skilled in the art can understand content of the present utility model and according to this enforcement for technical conceive of the present utility model and characteristics being described, its objective is, can not limit protection domain of the present utility model with this.Variation or the modification of every equivalence of having done according to the essence of the utility model content all should be encompassed in the protection domain of the present utility model.

Claims (3)

1. an ac control circuit that is applicable to automobile comprises a control chip, it is characterized in that, also comprise a relay, electromagnetic clutch, one manually, an automatic switch, a triode, three diodes and seven resistance,
No. 1 port and No. 2 ports of control chip also connect, series connection the first resistance and the second resistance between No. 1 port and No. 3 ports, and the first resistance is adjustable resistance;
Cross-over connection relay between No. 2 ports of control chip and No. 3 ports, and the two ends of relay the second diode in parallel;
Cross-over connection the 3rd resistance, cross-over connection the first electric capacity between No. 3 ports of control chip and No. 4 ports, and the series circuit of cross-over connection triode and the 4th resistance, the emitter of triode is connected on No. 3 ports, the collector of triode connects the 4th resistance, the 5th resistance of cross-over connection parallel connection and the 6th resistance between the base stage of triode and the emitter, also be connected in series the second electric capacity between the 5th resistance and the 6th resistance, the two ends of the 6th resistance are connected to input end; Be connected to relay control switch after No. 3 port is connected in series the first diode, the two ends of the first diode connect electromagnetic clutch as output terminal;
After being connected in series an automatic switch, No. 5 ports of control chip are connected to an output terminal.
2. the ac control circuit that is applicable to automobile according to claim 1 is characterized in that, No. 3 ports of described control chip connect the positive pole of the first diode and the second diode.
3. the ac control circuit that is applicable to automobile according to claim 1 and 2, it is characterized in that, described the 6th resistance connects the series circuit that also is connected with the 7th resistance and the 3rd diode between an end of the second electric capacity and the input end, and the positive pole of the 3rd diode connects input end.
CN 201320083792 2013-02-25 2013-02-25 Air conditioner control circuit suitable for automobile Expired - Fee Related CN203204337U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320083792 CN203204337U (en) 2013-02-25 2013-02-25 Air conditioner control circuit suitable for automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320083792 CN203204337U (en) 2013-02-25 2013-02-25 Air conditioner control circuit suitable for automobile

Publications (1)

Publication Number Publication Date
CN203204337U true CN203204337U (en) 2013-09-18

Family

ID=49148432

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320083792 Expired - Fee Related CN203204337U (en) 2013-02-25 2013-02-25 Air conditioner control circuit suitable for automobile

Country Status (1)

Country Link
CN (1) CN203204337U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103112333A (en) * 2013-02-25 2013-05-22 苏州工业园区华锐装饰工程有限公司 Air conditioner control circuit suitable for automobiles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103112333A (en) * 2013-02-25 2013-05-22 苏州工业园区华锐装饰工程有限公司 Air conditioner control circuit suitable for automobiles

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130918

Termination date: 20140225