CN102323510B - Rapid and reliable flat cable assembly detection device - Google Patents
Rapid and reliable flat cable assembly detection device Download PDFInfo
- Publication number
- CN102323510B CN102323510B CN201110139561.6A CN201110139561A CN102323510B CN 102323510 B CN102323510 B CN 102323510B CN 201110139561 A CN201110139561 A CN 201110139561A CN 102323510 B CN102323510 B CN 102323510B
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- light emitting
- emitting diode
- cable assembly
- flat
- plug pin
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- 238000001514 detection method Methods 0.000 title abstract description 11
- 230000000295 complement effect Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention relates to a rapid and reliable flat cable assembly detection device which is used for detecting positive and negative design of light emitting diodes through adjacent flat cables and solving the problem of short circuit detection. A complementary design is adopted in short circuit detection circuits at two ends of a flat cable, i.e., the anode of the light emitting diode at one end is connected with a dual-row socket, and the cathode of the light emitting diode at the other end is connected with a dual-row socket. By means of the structures of the short circuit detection circuits, the open circuit detection of a light emitting diode stack is realized, the detection is rapid and convenient as well as accurate and reliable to ensure that the degree of automation in operation of the detection device is greatly improved; and a flat cable assembly checked by using the detection device has greatly improved quality and reliability and working efficiency increased by tens to hundreds of times.
Description
Technical field
The invention belongs to instrument and meter technical field of measurement and test, be specifically related to a kind of flat-cable assembly pick-up unit of fast and reliable.
Background technology
Flat cable uses in a large number in modern electronic equipment, its manufacture craft press-fits connector at flat cable two ends, therefore there will be connector crimping not in place, contact pin is not worn out flat cable and causes electric discontinuity of cable, or tiltedly causes the short circuit of flat wire adjacent cables due to plug connector pressure.Flat cable is once weld on an electronic device, non-dismountable, therefore very necessary to its inspection.Existing detection flat cable adopts manual method to detect, and measure break-make and short circuit with multimeter, labour intensity is large, and production efficiency is low, causes quality inspection and reliability not high.Owing to fully analyzing, some equipment occurs that open circuit short circuit causes, the test circuit of design is complicated, operates loaded down with trivial details, and flase drop that misoperation causes, undetected easily occurs.
Summary of the invention
Technical matters to be solved by this invention overcomes above-mentioned deficiency, provides a kind of without the need to switch control rule, and detect rapid and convenient, accurately and reliably, the flat-cable assembly pick-up unit of the fast and reliable that can increase work efficiency.
Technical scheme of the present invention: a kind of flat-cable assembly pick-up unit of fast and reliable, it comprises power supply, first diode, second diode, first double Plug pin patch bay, first flat-cable assembly, second flat-cable assembly, second double Plug pin patch bay, light emitting diode, cable, first diode is connected with power supply, second diode of two series connection is connected with the first diode, being connected with the first double Plug pin patch bay of first flat-cable assembly, light emitting diode is connected with the first double Plug pin patch bay, the anode of first light emitting diode of described light emitting diode connects power supply, negative electrode is connected with the first double Plug pin patch bay, the anode of light emitting diode adjacent is with it connected with the first double Plug pin patch bay, plus earth, other light emitting diode is with this order arrangement, second flat-cable assembly is connected with the second double Plug pin patch bay, light emitting diode is connected with the second double Plug pin patch bay, the anode of first light emitting diode of described light emitting diode is connected with the second double Plug pin patch bay, plus earth, the negative electrode of light emitting diode adjacent is with it connected with the second double Plug pin patch bay, anode connects power supply, and other light emitting diode is with this order arrangement, first flat-cable assembly is connected by cable with the second flat-cable assembly.Described flat-cable assembly is any one in 16 cores, 20 cores, 34 cores
The present invention compared with prior art has following beneficial effect: the present invention is without the need to switch control rule, and detection rapid and convenient, accurately and reliably, pick-up unit uses the 5V Power supply of standard, design level conversion, anti-reverse and superpotential function of power protection, by forward and reverse design light emitting diode, both detect instruction as forward conduction open circuit to use, use as short-circuit detecting isolation between adjacent cable again, solve the situation measuring adjacent cable short circuit cleverly, thus the operating automation degree of this pick-up unit is improved greatly, use the flat-cable assembly that this checkout equipment is checked, q&r improves greatly, work efficiency improves tens times to hundreds of times.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present invention.
Embodiment
A kind of flat-cable assembly pick-up unit of fast and reliable, it comprises power supply 1, first diode 2, second diode 3, first double Plug pin patch bay 9, first flat-cable assembly 10, second flat-cable assembly 17, second double Plug pin patch bay 18, light emitting diode, cable, first diode 2 is connected with power supply 1, second diode 3 of two series connection is connected with the first diode 2, being connected with the first double Plug pin patch bay 9 of first flat-cable assembly 10, light emitting diode is connected with the first double Plug pin patch bay 9, the anode of first light emitting diode of described light emitting diode connects power supply 1, negative electrode is connected with the first double Plug pin patch bay 9, the anode of light emitting diode adjacent is with it connected with the first double Plug pin patch bay 9, plus earth, other light emitting diode is with this order arrangement, second flat-cable assembly 17 is connected with the second double Plug pin patch bay 18, light emitting diode is connected with the second double Plug pin patch bay 18, the anode of first light emitting diode of described light emitting diode is connected with the second double Plug pin patch bay 18, plus earth, the negative electrode of light emitting diode adjacent is with it connected with the second double Plug pin patch bay 18, anode connects power supply, and other light emitting diode is with this order arrangement, first flat-cable assembly 10 is connected by cable with the second flat-cable assembly 17.Described flat-cable assembly is 16 cores.
As shown in Figure 1; flat cable pick-up unit 5V power input 1; first the first diode 2 is suppressed to carry out overvoltage protection through transient state; be unlikely to the light emitting diode burnt out in testing circuit; again through two series connection the second diodes 3; carry out level conversion and anti-reverse process, obtain 3.6V voltage VCC.
Head end short-circuit detecting: first the first flat-cable assembly head end 10 is inserted on the first double Plug pin patch bay 9, on principle design, the anode of first light emitting diode 8 is connect power supply, negative electrode docks with double Plug pin patch bay 9, the anode of light emitting diode 7 adjacent with it docks with double Plug pin patch bay 9, plus earth, other light emitting diode is with this order arrangement, if adjacent cable 11, 12, short circuit between 13, just make adjacent light emitting diode 6 by short dot, 8 or optical diode 7, 8 form loop, diode is connected and lights, the pressure drop that single light emitting diode bears is 1.8V, brightness is moderate, if there is not short circuit between adjacent cable, loop is can not form between diode 7 and 6 or 8, therefore all do not work.
Tail end short-circuit detecting: the second flat-cable assembly tail end 17 is inserted on the second double Plug pin patch bay 18, on principle design, the arrangement of light emitting diode is just in time contrary with head end, the anode of first light emitting diode 14 docks with double Plug pin patch bay 18, plus earth, the negative electrode of light emitting diode 15 adjacent with it docks with double Plug pin patch bay 18, anode connects power supply, if adjacent cable 11, 12, 13 exist short circuit, just make adjacent light emitting diode 14 by short dot, 15 or 15, 16 form loop, diode is connected and lights, if there is not short circuit between adjacent cable, diode 14, 15 or 15, 16 can not form loop, therefore all do not work.
Open circuit detects: flat-cable assembly, through short-circuit detecting, does not have short circuit phenomenon, proves do not have electric connecting relation between adjacent cable, and light emitting diode group can only by cable conducting corresponding with it.Flat-cable assembly two ends 10,17 are inserted into double Plug pin patch bay 9 simultaneously, on 18, if light emitting diode group 4 is lighted, then the cable conducting corresponding with light emitting diode group 4 being described, there is not open circuit in cable, light emitting diode group 5 is one group adjacent with light emitting diode group 4, just direction of current is contrary, if light emitting diode group 4 or 5 does not work, then illustrates that cable has open circuit.
Claims (2)
1. the flat-cable assembly pick-up unit of a fast and reliable, it comprises power supply (1), first diode (2), second diode (3), first double Plug pin patch bay (9), first flat-cable assembly (10), second flat-cable assembly (17), second double Plug pin patch bay (18), light emitting diode, cable, it is characterized in that the first diode (2) is connected with power supply (1), second diode (3) of two series connection is connected with the first diode (2), being connected with the first double Plug pin patch bay (9) of first flat-cable assembly (10), light emitting diode is connected with the first double Plug pin patch bay (9), the anode of first light emitting diode of described light emitting diode connects power supply (1), negative electrode is connected with the first double Plug pin patch bay (9), the anode of light emitting diode adjacent is with it connected with the first double Plug pin patch bay (9), plus earth, other light emitting diode is with this order arrangement, second flat-cable assembly (17) is connected with the second double Plug pin patch bay (18), light emitting diode is connected with the second double Plug pin patch bay (18), the anode of first light emitting diode of described light emitting diode is connected with the second double Plug pin patch bay (18), plus earth, the negative electrode of light emitting diode adjacent is with it connected with the second double Plug pin patch bay (18), anode connects power supply, and other light emitting diode is with this order arrangement, first flat-cable assembly (10) is connected by cable with the second flat-cable assembly (17).
2. the flat-cable assembly pick-up unit of fast and reliable according to claim 1, is characterized in that described flat-cable assembly is any one in 16 cores, 20 cores, 34 cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110139561.6A CN102323510B (en) | 2011-05-25 | 2011-05-25 | Rapid and reliable flat cable assembly detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110139561.6A CN102323510B (en) | 2011-05-25 | 2011-05-25 | Rapid and reliable flat cable assembly detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102323510A CN102323510A (en) | 2012-01-18 |
| CN102323510B true CN102323510B (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110139561.6A Expired - Fee Related CN102323510B (en) | 2011-05-25 | 2011-05-25 | Rapid and reliable flat cable assembly detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102323510B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103675567B (en) * | 2012-09-04 | 2017-02-01 | 贵州中烟工业有限责任公司 | Short circuit detection method and short circuit detection circuit for 380V power transformation busbar |
| CN103278732A (en) * | 2013-05-27 | 2013-09-04 | 神木汇森凉水井矿业有限责任公司 | Communication cable testing device |
| CN104280659A (en) * | 2014-10-30 | 2015-01-14 | 安徽捷迅光电技术有限公司 | Valve deck short circuit detecting tool |
| CN110907852A (en) * | 2018-09-14 | 2020-03-24 | 中车大同电力机车有限公司 | Switching device and short circuit detection method |
| CN112684369B (en) * | 2020-11-25 | 2022-08-05 | 华帝股份有限公司 | An air pressure switch detection system for short circuit between lines of gas appliances |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085970U (en) * | 1991-03-08 | 1991-10-02 | 程崇书 | Measurer for flat cable |
| CN2128744Y (en) * | 1992-06-25 | 1993-03-24 | 梁正奎 | Test instrument for multicore cable |
| CN200941110Y (en) * | 2006-08-30 | 2007-08-29 | 中国科学院沈阳自动化研究所 | Multifunctional cable detection device |
| CN201152889Y (en) * | 2008-07-24 | 2008-11-19 | 上海长顺电梯电缆有限公司 | Electric cable detection device |
| CN201429669Y (en) * | 2009-02-24 | 2010-03-24 | 田永茂 | Signal wire breakage and short-circuit detector |
-
2011
- 2011-05-25 CN CN201110139561.6A patent/CN102323510B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085970U (en) * | 1991-03-08 | 1991-10-02 | 程崇书 | Measurer for flat cable |
| CN2128744Y (en) * | 1992-06-25 | 1993-03-24 | 梁正奎 | Test instrument for multicore cable |
| CN200941110Y (en) * | 2006-08-30 | 2007-08-29 | 中国科学院沈阳自动化研究所 | Multifunctional cable detection device |
| CN201152889Y (en) * | 2008-07-24 | 2008-11-19 | 上海长顺电梯电缆有限公司 | Electric cable detection device |
| CN201429669Y (en) * | 2009-02-24 | 2010-03-24 | 田永茂 | Signal wire breakage and short-circuit detector |
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| Publication number | Publication date |
|---|---|
| CN102323510A (en) | 2012-01-18 |
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Granted publication date: 20150304 |