CN202110248U - Photoelectric detector - Google Patents
Photoelectric detector Download PDFInfo
- Publication number
- CN202110248U CN202110248U CN 201120168434 CN201120168434U CN202110248U CN 202110248 U CN202110248 U CN 202110248U CN 201120168434 CN201120168434 CN 201120168434 CN 201120168434 U CN201120168434 U CN 201120168434U CN 202110248 U CN202110248 U CN 202110248U
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Abstract
The utility model provides a photoelectric detector. By taking the detection of a photoelectric direct-reading gage receiving pipe as an example, the photoelectric detector comprises a plurality of direct-reading gage circuit boards and a plurality of test tool circuit boards. The photoelectric detector is characterized in that five infrared receiving tubes are arranged on each direct-reading gage circuit board, a test tool hardware circuit comprises a single chip microcomputer, a power circuit, an infrared emission circuit, a status display circuit, an infrared detecting circuit, a status display control circuit and a detection control circuit, the infrared emission circuit comprises 30 infrared emission tubes which are divided into six groups, and every five infrared emission tubes correspond to the five infrared receiving tubes on each direct-reading gage circuit board; and one end of the infrared emission circuit is connected with the single chip microcomputer, the other end of the infrared emission circuit is connected with the status display control circuit, one end of the status display circuit is connected with the status display control circuit, the other end of the status display circuit is connected with the detection control circuit, the status display circuit and the detection control circuit are respectively connected with the single chip microcomputer, one end of the infrared detecting circuit is connected with the single chip microcomputer, and the other end of the infrared detecting circuit is connected with the detection control circuit. The utility model provides a high-efficiency photoelectric detector.
Description
(1) technical field
The utility model relates to field tests, relates in particular to a kind of photoelectric detection system.
(2) background technology
Along with the progress of society and developing rapidly of industry, photoelectric sensor gets into civilian and industrial control equipment in a large number, and wherein the infrared electro device is widely used because simple, the brilliant source of principle is extensive.The photo-electronic directly reading table in industry rises gradually in recent years.Its principle does, earlier dial plate encoded, and the diverse location welding photoelectric tube in the dial plate both sides utilizes the optical characteristics of photoelectric sensor, and coding on the code-disc is resolved the exact position that obtains code-disc.According to the coding principle of direct-reading gage, at least 5 of each digital corresponding bits of coded, the table tool will be if the direct-reading of realization kilobit will face detection 20 pairs even more detections to photoelectric tube.The performance of manual detection photoelectric tube generally adopts multimeter to detect, and method is following: multimeter is dialled the shelves at Ω, red test pencil is connect the negative pole of photoelectric tube, the black test pencil connects the positive pole of photoelectric tube, and recording forward resistance should be at 3～4K Ω; Red test pencil connects the photoelectric tube positive pole, and the black test pencil connects the photoelectric tube negative pole, and recording back resistance should be more than 500K Ω.The photoelectric tube that meets above test data just can be considered well behaved photoelectric tube, but because this type of photoelectric tube volume is little, quantity is many, single manual inspection is also unrealistic.
My company develops a photoelectric detection system efficiently according to the design feature of existing direct-reading gage, can the more photoelectric tube of amount detection within a short period of time, use manpower and material resources sparingly.
(3) utility model content
The purpose of the utility model is to detect the defective that photoelectric tube is wasted time and energy in order to solve existing manual, thereby a kind of photoelectric detection system efficiently is provided.
To achieve these goals, the technical scheme of the utility model is described below:
A kind of photoelectric detection system; With testing photoelectronic direct-reading gage receiving tube is example; Contain direct-reading gage circuit board and test fixture circuit board; It is characterized in that: each direct-reading gage circuit board is provided with 5 infrared receiving tubes, and the test fixture hardware circuit contains single-chip microcomputer, power circuit, infrared emission circuit, status display circuit, infrared circuit, state display control circuit, detects control circuit, and the infrared emission circuit has 30 infrared transmitting tubes; Be divided into six groups, per 5 infrared transmitting tubes are corresponding with 5 infrared receiving tubes on the direct-reading gage circuit board; Infrared emission circuit one end is connected with single-chip microcomputer; One end is connected with the state display control circuit; Status display circuit one end is connected with the state display control circuit, and an end is connected with the detection control circuit, and state display control circuit, detection control circuit are connected respectively at single-chip microcomputer; Infrared circuit one end is connected with single-chip microcomputer, and an end is connected with the detection control circuit; Power module provides power supply to each functional module.
The beneficial effect of the utility model is:
(1) a kind of photoelectric detection system of the utility model patent can detect the performance of six groups of infrared receiving tubes on the photo-electronic directly reading table within a short period of time, and the drawback of having avoided manual detection to waste time and energy has improved detection efficiency.
(2) a kind of photoelectric detection system of the utility model patent is simple in structure, is easy to realize, is fit to batch detection.
(4) description of drawings
Accompanying drawing 1 is that a kind of photoelectric detection system circuit of the utility model patent connects synoptic diagram
(5) embodiment
Below in conjunction with accompanying drawing and embodiment the technical scheme of the utility model is done further detailed description.
A kind of photoelectric detection system; With testing photoelectronic direct-reading gage receiving tube is example; Contain direct-reading gage circuit board and test fixture circuit board; 5 infrared receiving tubes are arranged on each direct-reading gage circuit board, and the test fixture hardware circuit contains single-chip microcomputer, power circuit, infrared emission circuit, status display circuit, infrared circuit, state display control circuit, detects control circuit, and the infrared emission circuit has 30 infrared transmitting tubes; Be divided into six groups, per 5 infrared transmitting tubes are corresponding with 5 infrared receiving tubes on the direct-reading gage circuit board.
The infrared emission circuit: respectively by infrared transmitting tube D1～D30 totally 30 infrared transmitting tubes and resistance R 3～R8 form, wherein the negative pole of infrared transmitting tube D1, D7, D13, D19, D25 is connected together after resistance R 3 is connected to the PCB/CA_1 port that detects control circuit; The negative pole of infrared transmitting tube D2, D8, D14, D20, D26 is connected together after resistance R 4 is connected to the PCB/CA_2 port that detects control circuit; The negative pole of infrared transmitting tube D3, D9, D15, D21, D27 is connected together after resistance R 5 is connected to the PCB/CA_3 port that detects control circuit; The negative pole of infrared transmitting tube D4, D10, D16, D22, D28 is connected together after resistance R 6 is connected to the PCB/CA_4 port that detects control circuit; The negative pole of infrared transmitting tube D5, D11, D17, D23, D29 is connected together after resistance R 7 is connected to the PCB/CA_5 port that detects control circuit; The negative pole of infrared transmitting tube D6, D12, D18, D24, D30 is connected together after resistance R 8 is connected to the PCB/CA_6 port that detects control circuit.Infrared transmitting tube D1～D6 positive pole is connected to the RB0 pin of single-chip microcomputer, and infrared transmitting tube D7～D12 positive pole is connected to the RB2 pin of single-chip microcomputer, and infrared transmitting tube D13～D18 positive pole is connected to the RB4 pin of single-chip microcomputer; Infrared transmitting tube D13～D18 positive pole is connected to the RB3 pin of single-chip microcomputer, and infrared transmitting tube D19～D24 positive pole is connected to the RB1 pin of single-chip microcomputer.
Status display circuit: be made up of light emitting diode D31～D60 and resistance R 9～R38, the negative pole of light emitting diode D31～D35 is connected to and detects control circuit PCB/CA_6 port; The negative pole of light emitting diode D36～D40 is connected to and detects control circuit PCB/CA_5 port; The negative pole of light emitting diode D41～D45 is connected to and detects control circuit PCB/CA_4 port; The negative pole of light emitting diode D46～D50 is connected to and detects control circuit PCB/CA_3 port; The negative pole of light emitting diode D51～D55 is connected to and detects control circuit PCB/CA_2 port; The negative pole of light emitting diode D56～D60 is connected to and detects control circuit PCB/CA_1 port, and D31 is connected to the Q0 port of state display control circuit through resistance R 34 through resistance R 29, D56 through resistance R 24, D51 through resistance R 19, D46 through resistance R 14, D41 through resistance R 9, D36; D32 is connected to state display control circuit Q1 port through resistance R 30, D57 through resistance R 35 through resistance R 25, D52 through resistance R 20, D47 through resistance R 15, D42 through resistance R 10, D37; D33 is connected to state display control circuit Q2 port through resistance R 31, D58 through resistance R 36 through resistance R 26, D53 through resistance R 21, D48 through resistance R 16, D43 through resistance R 11, D38; D34 is connected to state display control circuit Q3 port through resistance R 32, D59 through resistance R 37 through resistance R 27, D54 through resistance R 22, D49 through resistance R 17, D44 through resistance R 12, D39; D35 is connected to state display control circuit Q4 port through resistance R 33, D60 through resistance R 38 through resistance R 28, D55 through resistance R 23, D50 through resistance R 18, D45 through resistance R 13, D40.
The show state control circuit: be made up of shift register 74HC164 and positive-negative-positive triode Q7, Q8, Q9, Q10, Q11, shift register 74HC164 input end connects single-chip microcomputer RC5 pin, and output terminal Q0 connects the Q7 base stage through resistance R 56, and the Q7 emitter-base bandgap grading connects power supply; Output terminal Q1 connects the Q8 base stage through resistance R 57, and the Q8 emitter-base bandgap grading connects power supply; Output terminal Q2 connects the Q9 base stage through resistance R 58, and the Q9 emitter-base bandgap grading connects power supply; Output terminal Q3 connects the Q10 base stage through resistance R 59, and the Q10 emitter-base bandgap grading connects power supply; Output terminal Q4 connects the Q11 base stage through resistance R 60, and the Q11 emitter-base bandgap grading connects power supply.Detect control circuit: the RC0～RC3 of single-chip microcomputer and RA7, RA6 pin are connected to the base stage of NPN type triode Q4, triode Q6, triode Q5, triode Q2, triode Q1, triode Q3 respectively through resistance R 51, R53, R52, R45, R44, R50; The emitter grounding of triode Q4, triode Q6, triode Q5, triode Q2, triode Q1, triode Q3, the collector of triode Q4, triode Q6, triode Q5, triode Q2, triode Q1, triode Q3 is exported PCB/CA_3 port, PCB/CA_4 port, PCB/CA_5 port, PCB/CA_6 port, PCB/CA_6 port, PCB/CA_1 port, PCB/CA_2 port respectively.
The detection principle of the utility model is described below: an infrared receiving tube to detect on the direct-reading gage circuit board is an example, and the RA7 pin of single-chip microcomputer is put high level, and RC0～RC3 pin and RA6 pin are put low level; The output port PCB/CA_1 that detects control circuit is a low level; The RB0 pin of single-chip microcomputer is put high level, and then infrared transmitting tube D1 launches infrared light, if the infrared receiving tube on the corresponding with it direct-reading gage circuit board can receive infrared light; It is low level that single-chip microcomputer detects the RA5 pin; Think that then this infrared receiving tube is functional,, think that then this infrared receiving tube is a substandard product if detecting RA5 is high level; While state display control circuit output port Q0 output low level, lighting this infrared receiving tube of light emitting diode D56 prompting testing staff is substandard product.Other is when taking away after taking reception photoelectricity tube sheet to be tested away, the utility model can status display circuit can keep the result phase of testing, prompting the testing staff change underproof receiving tube.After putting next piece reception electro-optical package to be detected, the utility model can detect and upgrade the receiving tube state of current board under test automatically.
Claims (1)
1. photoelectric detection system; With testing photoelectronic direct-reading gage receiving tube is example; Contain direct-reading gage circuit board and test fixture circuit board; It is characterized in that: have 5 infrared receiving tubes, test fixture hardware circuit to contain single-chip microcomputer, power circuit, infrared emission circuit, status display circuit, infrared circuit, state display control circuit, detect control circuit on each direct-reading gage circuit board, the infrared emission circuit has 30 infrared transmitting tubes; Be divided into six groups, per 5 infrared transmitting tubes are corresponding with 5 infrared receiving tubes on the direct-reading gage circuit board; Infrared emission circuit one end is connected with single-chip microcomputer; One end is connected with the state display control circuit; Status display circuit one end is connected with the state display control circuit, and an end is connected with the detection control circuit, and state display control circuit, detection control circuit are connected respectively at single-chip microcomputer; Infrared circuit one end is connected with single-chip microcomputer, and an end is connected with the detection control circuit; Power module provides power supply to each functional module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120168434 CN202110248U (en) | 2011-05-25 | 2011-05-25 | Photoelectric detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120168434 CN202110248U (en) | 2011-05-25 | 2011-05-25 | Photoelectric detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202110248U true CN202110248U (en) | 2012-01-11 |
Family
ID=45435694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120168434 Expired - Lifetime CN202110248U (en) | 2011-05-25 | 2011-05-25 | Photoelectric detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202110248U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677407A (en) * | 2015-02-14 | 2015-06-03 | 徐勤朗 | Fault detection circuit applied to photoelectric direct reading register and detection method of fault detection circuit |
| CN106199244A (en) * | 2016-06-27 | 2016-12-07 | 中航华东光电有限公司 | Infrared transmitting tube and infrared receiving tube verifying attachment and the method for inspection |
| CN106441803A (en) * | 2015-08-04 | 2017-02-22 | 苏州奔腾塑业有限公司 | Product detection device |
| CN109580612A (en) * | 2019-01-02 | 2019-04-05 | 安徽建筑大学 | A kind of novel electron tests pregnant circuit |
-
2011
- 2011-05-25 CN CN 201120168434 patent/CN202110248U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677407A (en) * | 2015-02-14 | 2015-06-03 | 徐勤朗 | Fault detection circuit applied to photoelectric direct reading register and detection method of fault detection circuit |
| CN104677407B (en) * | 2015-02-14 | 2017-03-29 | 徐勤朗 | A kind of detection method of the failure detector circuit for being applied to photo-electronic directly reading register |
| CN106441803A (en) * | 2015-08-04 | 2017-02-22 | 苏州奔腾塑业有限公司 | Product detection device |
| CN106199244A (en) * | 2016-06-27 | 2016-12-07 | 中航华东光电有限公司 | Infrared transmitting tube and infrared receiving tube verifying attachment and the method for inspection |
| CN109580612A (en) * | 2019-01-02 | 2019-04-05 | 安徽建筑大学 | A kind of novel electron tests pregnant circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUNTRONT TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HE'NAN SUNTRONT TECH. CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: In high tech Development Zone, Henan province Zhengzhou city 450001 Street No. 19 Patentee after: SUNTRONT TECHNOLOGY CO., LTD. Address before: In high tech Development Zone, Henan province Zhengzhou city 450001 Street No. 19 Patentee before: He'nan Suntront Tech. Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |
|
| CX01 | Expiry of patent term |