CN109975644A - A kind of detection structure and method of connector exception - Google Patents
A kind of detection structure and method of connector exception Download PDFInfo
- Publication number
- CN109975644A CN109975644A CN201910176328.1A CN201910176328A CN109975644A CN 109975644 A CN109975644 A CN 109975644A CN 201910176328 A CN201910176328 A CN 201910176328A CN 109975644 A CN109975644 A CN 109975644A
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- electric
- controlled plate
- self
- connector
- receiving end
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
A kind of detection structure of connector exception, including electric-controlled plate first, connector and electric-controlled plate second, first electric-controlled plate are provided with the first self-checking circuit, and first self-checking circuit is connected to the receiving end of first electric-controlled plate and the AD pin of single-chip microcontroller；First self-checking circuit includes first resistor, second resistance；Second self-checking circuit includes first diode and the second diode；Anode be connected to before the receiving end of the electric-controlled plate second, cathode be connected to before the transmitting terminal of the electric-controlled plate second；The positive grade of the first resistor is connected to the circuit between the receiving end and connector of the electric-controlled plate first, and the positive grade of the second resistance is connected to the circuit between the receiving end and first resistor of the electric-controlled plate first.It is an object of the invention to propose that the detection structure and method of a kind of connector exception, the program are out of order by sending detection signal, judgement from electric-controlled plate or connector.
Description
Technical field
The present invention relates to electronic technology field, the especially a kind of detection structure and method of connector exception.
Background technique
Electric-controlled plate is common electronic component, and when in use, two electric-controlled plates can be carried out electric-controlled plate by connector
Connection, is exactly to have simply used connector to be coupled between current electric-controlled plate and electric-controlled plate, such connector is being believed
When number being unable to get feedback, it is not easy to detected connector failure or electric-controlled plate failure.
Electric-controlled plate all has transmitting terminal and receiving end under normal circumstances, so according to the above problem, and according to electric-controlled plate
Feature develops a kind of test method of electric-controlled plate, and the detection of electric-controlled plate is made to become simple light.
Summary of the invention
In view of the foregoing drawbacks, it is an object of the invention to propose the detection structure and method of a kind of connector exception, the party
Case is out of order by sending detection signal, judgement from electric-controlled plate or connector.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of detection structure of connector exception, including electric-controlled plate first, connector and electric-controlled plate second, first electric-controlled plate
It is provided with the first self-checking circuit, first self-checking circuit is connected to the receiving end of first electric-controlled plate and the AD of single-chip microcontroller connects
Foot；
First self-checking circuit includes first resistor, second resistance；Second self-checking circuit includes first diode
With the second diode；
Anode be connected to before the receiving end of the electric-controlled plate second, cathode be connected to the transmitting terminal of the electric-controlled plate second
Before；
The positive grade of the first resistor is connected to the circuit between the receiving end and connector of the electric-controlled plate first, and described
The positive grade of two resistance is connected to the circuit between the receiving end and first resistor of the electric-controlled plate first.
A kind of detection method using above-mentioned detection structure includes the following steps: that S1, the electric-controlled plate second are provided with first
Self-checking circuit, after the transmitting terminal of electric-controlled plate first sends working signal, the received communication data of electric-controlled plate first is abnormal, then sentences
Connector and electric-controlled plate second failure；
S2, when S1 detect it is abnormal then by electric-controlled plate first transmitting terminal send self-inspection data, self-inspection data triggering second from
Circuit is examined, the self-inspection data for detecting feedback of electric-controlled plate first then determines that connector is normal, and failure has occurred in electric-controlled plate second.
Preferably, further including step S3, in communication process, the data that electric-controlled plate first receives are abnormal, then electric-controlled plate first
Transmitting terminal send self-inspection data；
Electric-controlled plate first can't detect self-inspection data, then the AD mouth of electric-controlled plate first detection second resistance R2, detects electric-controlled plate first
The voltage value of receiving end illustrates that connector is normal, electric-controlled plate second failure if AD value is less than AD value corresponding to VCC；
It is on the contrary then be connector exception.
Preferably, further including step S4, when in communication, the received data of electric-controlled plate first are abnormal, then electric-controlled plate first passes through
Transmitting terminal sends self-inspection data；
If electric-controlled plate first can't detect self-inspection data, electric-controlled plate first detects the AD mouth of second resistance R2, detects electric-controlled plate
The voltage value of first receiving end illustrates that electric-controlled plate A and electric-controlled plate B is disconnected if AD value is equal to corresponding VCC power values, is judged as even machine
Device disconnects.
Beneficial effects of the present invention: this programme makes two pieces to pass through by the first self-checking circuit of setting and the second self-checking circuit
It can be improved in terms of the work by the work that feedback signal carries out fault detection between the electric-controlled plate of connector connection
The working efficiency of problems reduces the maintenance time of equipment on the whole.
Detailed description of the invention
Fig. 1 is the method flow schematic diagram of one embodiment of the present of invention
Fig. 2 is the structural schematic diagram of one embodiment of the present of invention.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure of description, a kind of detection structure of connector exception, including electric-controlled plate first, connector and electric-controlled plate
Second, first electric-controlled plate are provided with the first self-checking circuit, and first self-checking circuit is connected to connecing for first electric-controlled plate
The AD pin of receiving end and single-chip microcontroller；
First self-checking circuit includes first resistor R1, second resistance R2；Second self-checking circuit includes the one or two
Pole pipe D1 and the second diode D2；
The anode of D1 is connected to before the receiving end of the electric-controlled plate second, and the cathode of D1 is connected to the hair of the electric-controlled plate second
Before sending end；
The positive grade of the first resistor R1 is connected to the circuit between the receiving end and connector of the electric-controlled plate first, described
The positive grade of second resistance R2 is connected to the circuit between the receiving end and first resistor R1 of the electric-controlled plate first.
This programme makes two pieces of electric-controlled plates coupled by connector by the first self-checking circuit of setting and the second self-checking circuit
Between can by feedback signal carry out fault detection work improve the working efficiency of problems in terms of the work,
Reduce the maintenance time of equipment on the whole.
A kind of detection method using above-mentioned detection structure includes the following steps: that S1, the electric-controlled plate second are provided with first
Self-checking circuit, after the transmitting terminal of electric-controlled plate first sends working signal, the received communication data of electric-controlled plate first is abnormal, then sentences
Connector and electric-controlled plate second failure；
S2, when S1 detect it is abnormal then by electric-controlled plate first transmitting terminal send self-inspection data, self-inspection data triggering second from
Circuit is examined, the self-inspection data for detecting feedback of electric-controlled plate first then determines that connector is normal, and failure has occurred in electric-controlled plate second.
This programme combines above-mentioned detection structure, and the detection method derived, this process employs the knots of the second self-checking circuit
Structure can accurately determine connector failure or electric-controlled plate failure, in conjunction with Figure of description 2 in conjunction with the triggering of self-inspection data
It will be seen that signal flow (TX- > D2- > electric-controlled plate of the TX- of electric-controlled plate first > electric-controlled plate second RX electric-controlled plate second of this programme S1
The RX of first)；The signal flow (TX- > D1- of electric-controlled plate first > electric-controlled plate first _ RX) of S2, for electric-controlled plate second breakdown judge compared with
It is accurate.
In addition, further including step S3, in communication process, the data that electric-controlled plate first receives are abnormal, then electric-controlled plate first
Transmitting terminal sends self-inspection data；
Electric-controlled plate first can't detect self-inspection data, then the AD mouth of electric-controlled plate first detection second resistance R2, detects electric-controlled plate first
The voltage value of receiving end illustrates that connector is normal, electric-controlled plate second failure if AD value is less than AD value corresponding to VCC；
It is on the contrary then be connector exception.
Signal flow (TX- > D1- of electric-controlled plate first > electric-controlled plate first RX) herein, can't detect signal then is detection electricity
The voltage value of the receiving end Ban Jia is controlled, the voltage value of receiving end is finally detected.
In addition, further including step S4, when in communication, the received data of electric-controlled plate first are abnormal, then electric-controlled plate first passes through hair
Sending end sends self-inspection data；
If electric-controlled plate first can't detect self-inspection data, electric-controlled plate first detects the AD mouth of second resistance R2, detects electric-controlled plate
The voltage value of first receiving end illustrates that electric-controlled plate A and electric-controlled plate B is disconnected if AD value is equal to corresponding VCC power values, is judged as even machine
Device disconnects.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (4)
1. a kind of detection structure of connector exception, it is characterised in that: described including electric-controlled plate first, connector and electric-controlled plate second
First electric-controlled plate is provided with the first self-checking circuit, and first self-checking circuit is connected to receiving end and the list of first electric-controlled plate
The AD pin of piece machine；
First self-checking circuit includes first resistor, second resistance；Second self-checking circuit includes first diode and
Two diodes；
Anode be connected to before the receiving end of the electric-controlled plate second, cathode be connected to the electric-controlled plate second transmitting terminal it
Before；
The positive grade of the first resistor is connected to the circuit between the receiving end and connector of the electric-controlled plate first, second electricity
The positive grade of resistance is connected to the circuit between the receiving end and first resistor of the electric-controlled plate first.
2. a kind of detection method using above-mentioned detection structure, which comprises the steps of: S1, the electric-controlled plate second
It is provided with the first self-checking circuit, after the transmitting terminal of electric-controlled plate first sends working signal, the received communication data of electric-controlled plate first
It is abnormal, then sentence connector and electric-controlled plate second failure；
S2, when S1 detect it is abnormal then by electric-controlled plate first transmitting terminal send self-inspection data, self-inspection data trigger the second self-test electricity
Road, the self-inspection data for detecting feedback of electric-controlled plate first then determine that connector is normal, and failure has occurred in electric-controlled plate second.
3. the detection method according to claim 2 using above-mentioned detection structure, which is characterized in that it further include step S3,
In communication process, the data that electric-controlled plate first receives are abnormal, then the transmitting terminal of electric-controlled plate first sends self-inspection data；
Electric-controlled plate first can't detect self-inspection data, then the AD mouth of electric-controlled plate first detection second resistance R2, and detection electric-controlled plate first receives
The voltage value at end illustrates that connector is normal, electric-controlled plate second failure if AD value is less than AD value corresponding to VCC；
It is on the contrary then be connector exception.
4. the detection method according to claim 3 using above-mentioned detection structure, which is characterized in that it further include step S4,
When in communication, the received data of electric-controlled plate first are abnormal, then electric-controlled plate first sends self-inspection data by transmitting terminal；
If electric-controlled plate first can't detect self-inspection data, electric-controlled plate first detects the AD mouth of second resistance R2, and detection electric-controlled plate first connects
The voltage value of receiving end illustrates that electric-controlled plate A and electric-controlled plate B is disconnected if AD value is equal to corresponding VCC power values, is judged as that even machine is disconnected
It opens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176328.1A CN109975644A (en) | 2019-03-08 | 2019-03-08 | A kind of detection structure and method of connector exception |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176328.1A CN109975644A (en) | 2019-03-08 | 2019-03-08 | A kind of detection structure and method of connector exception |
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| Publication Number | Publication Date |
|---|---|
| CN109975644A true CN109975644A (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910176328.1A Pending CN109975644A (en) | 2019-03-08 | 2019-03-08 | A kind of detection structure and method of connector exception |
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Citations (10)
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|---|---|---|---|---|
| JP2005323107A (en) * | 2004-05-07 | 2005-11-17 | Ricoh Co Ltd | Electronic equipment and image forming apparatus |
| JP2009187284A (en) * | 2008-02-06 | 2009-08-20 | Nec Computertechno Ltd | Inter-board connection monitoring device |
| CN103915732A (en) * | 2014-04-23 | 2014-07-09 | 首都师范大学 | Connector assembly capable of detecting connecting reliability in real time and detection method thereof |
| CN104615560A (en) * | 2013-11-05 | 2015-05-13 | 三星电子株式会社 | Electronic device and method of checking connected state of signal line thereof |
| CN105738790A (en) * | 2014-12-09 | 2016-07-06 | 中车大连电力牵引研发中心有限公司 | Vehicle current transformer self test method, device and system |
| CN106292619A (en) * | 2015-06-11 | 2017-01-04 | 河南思维自动化设备股份有限公司 | LKJ train control system condition monitoring and fault diagnosis method and system |
| CN108804261A (en) * | 2017-05-05 | 2018-11-13 | 中兴通讯股份有限公司 | The test method and device of connector |
| CN109217248A (en) * | 2017-07-05 | 2019-01-15 | 台达电子企业管理（上海）有限公司 | A kind of fault handling method and system of connector |
| CN208423793U (en) * | 2018-06-20 | 2019-01-22 | 浙江大华技术股份有限公司 | A kind of upper electrical protective device, cabinet and LED display |
| WO2019224955A1 (en) * | 2018-05-23 | 2019-11-28 | 堺ディスプレイプロダクト株式会社 | Connection system |
-
2019
- 2019-03-08 CN CN201910176328.1A patent/CN109975644A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005323107A (en) * | 2004-05-07 | 2005-11-17 | Ricoh Co Ltd | Electronic equipment and image forming apparatus |
| JP2009187284A (en) * | 2008-02-06 | 2009-08-20 | Nec Computertechno Ltd | Inter-board connection monitoring device |
| CN104615560A (en) * | 2013-11-05 | 2015-05-13 | 三星电子株式会社 | Electronic device and method of checking connected state of signal line thereof |
| CN103915732A (en) * | 2014-04-23 | 2014-07-09 | 首都师范大学 | Connector assembly capable of detecting connecting reliability in real time and detection method thereof |
| CN105738790A (en) * | 2014-12-09 | 2016-07-06 | 中车大连电力牵引研发中心有限公司 | Vehicle current transformer self test method, device and system |
| CN106292619A (en) * | 2015-06-11 | 2017-01-04 | 河南思维自动化设备股份有限公司 | LKJ train control system condition monitoring and fault diagnosis method and system |
| CN108804261A (en) * | 2017-05-05 | 2018-11-13 | 中兴通讯股份有限公司 | The test method and device of connector |
| CN109217248A (en) * | 2017-07-05 | 2019-01-15 | 台达电子企业管理（上海）有限公司 | A kind of fault handling method and system of connector |
| WO2019224955A1 (en) * | 2018-05-23 | 2019-11-28 | 堺ディスプレイプロダクト株式会社 | Connection system |
| CN208423793U (en) * | 2018-06-20 | 2019-01-22 | 浙江大华技术股份有限公司 | A kind of upper electrical protective device, cabinet and LED display |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190705 |