CN203118211U - Infrared control module - Google Patents
Infrared control module Download PDFInfo
- Publication number
- CN203118211U CN203118211U CN 201320036969 CN201320036969U CN203118211U CN 203118211 U CN203118211 U CN 203118211U CN 201320036969 CN201320036969 CN 201320036969 CN 201320036969 U CN201320036969 U CN 201320036969U CN 203118211 U CN203118211 U CN 203118211U
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- infrared
- circuit
- control module
- resistance
- pulse detection
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Abstract
The utility model relates to an infrared control module. The infrared control module comprises an infrared pulse detection circuit and a single-chip microcomputer control circuit, wherein an output signal of the infrared pulse detection circuit is transmitted to the single-chip microcomputer control circuit by a time-base trigger circuit, and an output signal of the single-chip microcomputer control circuit is sent to an RS485 communication interface circuit. The infrared control module adopts the infrared pulse detection circuit for acquiring infrared signals which are subjected to the centralized control of an RS485 communication module and other host networking after being judged by a single-chip microcomputer so as to realize an integrated control system.
Description
Technical field
The utility model relates to a kind of control module, particularly be a kind of infrared control module.
Background technology
The general employing of traditional infrared eye is wireless or the wired connection mode realizes sending alerting signal to main frame, a networking difficult problem will occur if realize the integrated networking of interlock.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of infrared control module of simple in structure, integrated control is provided.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of infrared control module, comprise infrared pulse detection circuit and single chip machine controlling circuit, the output signal of described infrared pulse detection circuit transfers to single chip machine controlling circuit through time base trigger circuit, and the output signal of described single chip machine controlling circuit sends to the RS485 communication interface circuit.
Preferably, described infrared pulse detection circuit connects the infrared light transmitter module emission infrared light pulse that luminotron VD1 constitutes outside resistance R 6, resistance R 7, capacitor C 3, the modulated red by the output terminal of NE556 dual time-base ic IC2, and constitutes infrared reception photoelectric conversion module reception infrared light pulse by phototriode VT1 and resistance R 2, resistance C1, triode VT2.
Preferably, described RS485 communication interface circuit is connected to the PLC industrial control equipment by SN75176 communication interface chip IC3.
By adopting above-mentioned technical scheme, the beneficial effects of the utility model are: the utility model adopts the infrared pulse detection circuit to gather infrared signal, and after judging through single-chip microcomputer, by RS485 communication module and other main frame networking centralized control, realize integrated control system.
Description of drawings
Fig. 1 is frame assumption diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1 and Figure 2, a kind of infrared control module of the present utility model, comprise infrared pulse detection circuit 1 and single chip machine controlling circuit 2, the output signal of described infrared pulse detection circuit 1 transfers to single chip machine controlling circuit 2 through time base trigger circuit 11, and the output signal of described single chip machine controlling circuit 2 sends to RS485 communication interface circuit 21.
It is the infrared light transmitter module of 1kHz that described infrared pulse detection circuit 1 connects the concussion frequency that resistance R 6, resistance R 7, capacitor C 3, the outer luminotron VD1 of modulated red constitute by the output terminal of NE556 dual time-base ic IC2, from the 5th pin output of NE556 dual time-base ic IC2, by the outer outside radiated infrared light pulse of luminotron VD1 of modulated red.And by phototriode VT1 and resistance R 2, resistance C1, triode VT2 constitutes infrared reception photoelectric conversion module and receives infrared light pulse, when the people near infrared ray sensing when probe is set, then the infrared pulse that luminotron VD1 launches outside the modulated red is reflected into into photosensitive triode VT1 by human body, after phototriode VT1 adjusting becomes electric signal, through capacitor C 1, resistance R 3 is delivered to triode VT2, make triode VT2 moment conducting, its negative saltus step pulse triggers internal circuit through the 8th pin of NE556 dual time-base ic IC2, the set of NE556 dual time-base ic IC2 internal circuit, the 9th pin output high level of NE556 dual time-base ic IC2, this signal is input to the 37th pin I/O end of single-chip microcomputer IC1 through resistance R 9 current limlitings, after single-chip microcomputer IC1 internal processes is judged, by the 10th of single-chip microcomputer IC1,11, the 1st of 25 pin and SN75176 communication interface chip IC3,2,3,4 pin are formed RS485 communication interface circuit 21, send the alert data signal by single-chip microcomputer IC1 to SN75176 communication interface chip IC3, after SN75176 communication interface chip IC3 internal processes control output conversion, send data message to the PLC industrial control equipment, show current state information through the inner configuration software of PLC.By RS485 communication module and other main frame networking centralized control, realize integrated control system.
Above-described only is a preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented, and every equalization of doing according to the utility model claim changes and decorates, and all should still belong in the scope that the utility model contains.
Claims (3)
1. infrared control module, it is characterized in that: comprise infrared pulse detection circuit (1) and single chip machine controlling circuit (2), the output signal of described infrared pulse detection circuit (1) transfers to single chip machine controlling circuit (2) through time base trigger circuit (11), and the output signal of described single chip machine controlling circuit (2) sends to RS485 communication interface circuit (21).
2. infrared control module according to claim 1, it is characterized in that: described infrared pulse detection circuit (1) connects the infrared light transmitter module emission infrared light pulse that luminotron VD1 constitutes outside resistance R 6, resistance R 7, capacitor C 3, the modulated red by the output terminal of NE556 dual time-base ic IC2, and constitutes infrared reception photoelectric conversion module reception infrared light pulse by phototriode VT1 and resistance R 2, resistance C1, triode VT2.
3. infrared control module according to claim 1 and 2, it is characterized in that: described RS485 communication interface circuit (21) is connected to the PLC industrial control equipment by SN75176 communication interface chip IC3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320036969 CN203118211U (en) | 2013-01-18 | 2013-01-18 | Infrared control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320036969 CN203118211U (en) | 2013-01-18 | 2013-01-18 | Infrared control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203118211U true CN203118211U (en) | 2013-08-07 |
Family
ID=48898535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320036969 Expired - Lifetime CN203118211U (en) | 2013-01-18 | 2013-01-18 | Infrared control module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203118211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812875A (en) * | 2016-03-18 | 2016-07-27 | 深圳Tcl数字技术有限公司 | Infrared self-adaptive remote control method and device |
-
2013
- 2013-01-18 CN CN 201320036969 patent/CN203118211U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812875A (en) * | 2016-03-18 | 2016-07-27 | 深圳Tcl数字技术有限公司 | Infrared self-adaptive remote control method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HAIMEN JIAMAXING FLAW DETECTION EQUIPMENT CO., LTD Free format text: FORMER OWNER: ZHANG AIHUA Effective date: 20150306 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 362803 QUANZHOU, FUJIAN PROVINCE TO: 226134 NANTONG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150306 Address after: 226134, Jiangsu Province, Haimen City, Nantong Province, the town of good fortune village six group 98 Patentee after: HAIMEN GAMMASTAR FLAW DETECTION EQUIPMENT CO.,LTD. Address before: Quangang District of Quanzhou City, Fujian province after the 362803 dragon Zhen Feng Village Patentee before: Zhang Aihua |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |