CN201974694U - Quick self-detection system of automatic testing equipment - Google Patents

Quick self-detection system of automatic testing equipment Download PDF

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Publication number
CN201974694U
CN201974694U CN2010206771363U CN201020677136U CN201974694U CN 201974694 U CN201974694 U CN 201974694U CN 2010206771363 U CN2010206771363 U CN 2010206771363U CN 201020677136 U CN201020677136 U CN 201020677136U CN 201974694 U CN201974694 U CN 201974694U
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China
Prior art keywords
self
module
checking
detection
line self
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Expired - Fee Related
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CN2010206771363U
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Chinese (zh)
Inventor
鲁振华
刘永安
吴海燕
张成标
邵艳荣
徐志龙
罗海鹰
温耀华
金敏
陈涛
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Jiangxi Hongdu Aviation Industry Group Co Ltd
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Jiangxi Hongdu Aviation Industry Group Co Ltd
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Priority to CN2010206771363U priority Critical patent/CN201974694U/en
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Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a detection technology which is used for quick self-detection of a testing equipment platform, in particular to a quick self-detection system of automatic testing equipment. The quick self-detection system of the automatic testing equipment comprises a module self-detection system and a line self-detection system, and is characterized in that the module self-detection system comprises self-detection systems for an analogy-to-digital (A/D) module, a digital-to-analog (D/A) module, an input/output (I/O) module, a matrix module, a universal meter module, an RS422 communication module and a 1553B module, the line self-detection system comprises an output line self-detection system, an input line self-detection system, an RS422 communication line self-detection system and a 1553B communication line self-detection system, and the output line self-detection system comprises an analog value output line self-detection system and a switching value output line self-detection system. The quick self-detection system of the automatic testing equipment can detect all modules, computer resources and even the connection status of each cable on a line, and can rapidly and accurately locate a fault.

Description

A kind of automated test device quick self-checking system
Technical field
The utility model relates to detection technique, is used for testing apparatus platform quick self-checking, particularly a kind of automated test device quick self-checking system.
Background technology
Air equipment is the needs that guarantee the safe handling use of air equipment from detecting, usually mainly contain dual mode: BIT self check (machine intimate self check), extrinsic motivated self check, this dual mode respectively has relative merits, the BIT self check is that equipment utilization self internal resource carries out System self-test, easy to use, detect fast, detect shortcomings such as coverage rate is lower, in general self check coverage rate<75% but exist; The extrinsic motivated self check needs external unit to cooperate, and uses inconvenience, but it is higher to detect coverage rate, can reach more than 90%.
Summary of the invention
The purpose of this utility model is, by adopting modes such as internal motivation, circuit unroll, need not the auxiliary of external unit, independently finish the self check of inner each module of platform and circuit, realization has reduced platform self check cost, has improved the purpose of self check degree of testing the speed and detection coverage rate.
For achieving the above object, the utility model is taked following technical scheme, a kind of automated test device quick self-checking system, comprise module self-checking system and circuit self-checking system, it is characterized in that, comprise module self-checking system and circuit self-checking system, described module self-checking system comprises: the self-checking system of A/D module, D/A module, I/O module, matrix module, multimeter module, RS422 communication module, 1553B module; Described circuit self-checking system comprises outlet line self-checking system, incoming line self-checking system, RS422 communication line self-checking system, 1553B communication line self-checking system; Described RS422 communication line self-checking system is linked by detecting plug certainly in twos by TX+ and RX+, TX-and RX-; Described 1553B communication line self-checking system is linked to each other by detecting plug certainly with II passage A, B mouth in twos by I passage A, B mouth; Described outlet line self-checking system comprises analog quantity outlet line self-checking system and switching value outlet line self-checking system, and described analog quantity outlet line self-checking system comprises that D/A module, outlet line, amplifier, matrix module, multimeter module connect to form step by step; Described switching value outlet line self-checking system comprises that I/O module, relay, matrix module, multimeter module connect to form step by step; Described incoming line self-checking system comprises that I/O module, A/D module connect to form step by step.
The utility model has the advantages that automated test device quick self-checking system makes full use of the equipment self existing resource, need not the auxiliary of external unit and finish from detecting; Can be to all modules, computer resource, even every cable connection status is checked on the circuit, detects the coverage rate height; Localization of fault fast, accurately.
Description of drawings
Fig. 1 is of the present utility model from detecting the state cabling diagram.
Fig. 2 is 422 communication line self-checking system schematic diagrams of the present utility model.
Fig. 3 is a 1553B communication line self-checking system schematic diagram of the present utility model.
Fig. 4 is an analog quantity outlet line self-checking system schematic diagram of the present utility model.
Fig. 5 is a switching value outlet line self-checking system schematic diagram of the present utility model.
Fig. 6 is an analog quantity incoming line self-checking system schematic diagram of the present utility model.
Solid line is that automated test device test mode cable connects among Fig. 1, and dotted line is that automated test device connects from detecting the state cable.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, with reference to Fig. 1-Fig. 6, a kind of automated test device quick self-checking system, comprise module self-checking system and circuit self-checking system, it is characterized in that, comprise module self-checking system and circuit self-checking system, described module self-checking system comprises: the self-checking system of A/D module 1, D/A module 2, I/O module 3, matrix module 4, multimeter module 5, RS422 communication module 6,1553B module; Described circuit self-checking system comprises outlet line self-checking system, incoming line self-checking system, RS422 communication line self-checking system, 1553B communication line self-checking system; Described RS422 communication line self-checking system is linked by detecting plug certainly in twos by TX+ and RX+, TX-and RX-; Described 1553B communication line self-checking system is linked to each other by detecting plug certainly with II passage A, B mouth in twos by I passage A, B mouth; Described outlet line self-checking system comprises analog quantity outlet line self-checking system and switching value outlet line self-checking system, and described analog quantity outlet line self-checking system comprises that D/A module 2, outlet line, amplifier 7, matrix module 4, multimeter module 5 connect to form step by step; Described switching value outlet line self-checking system comprises that I/O module 3, relay 8, matrix module 4, multimeter module 5 connect to form step by step; Described incoming line self-checking system comprises that I/O module 3, A/D module 1 connect to form step by step.
Embodiment:
A kind of automated test device quick self-checking system, comprise module self check and circuit self check, described module self check comprises: the self-checking system of A/D module 1, D/A module 2, I/O module 3, matrix module 4, multimeter module 5, RS422 communication module 6,1553B module, described circuit self-checking system comprises outlet line self-checking system, incoming line self-checking system, RS422 communication line self-checking system, 1553B communication line self-checking system, and the outlet line self-checking system also comprises analog quantity outlet line self-checking system and switching value outlet line self-checking system.Carrying out cable by Fig. 1 before self check connects.
A) outlet line self check
The outlet line self check mainly comprises analog quantity outlet line and the self check of switching value outlet line, referring to Fig. 4, Fig. 5.High precision D/A module 2(JV53201 is at first adopted in the self check of analog quantity outlet line) the output analog waveform, after the signal condition module is amplified, use matrix module 4(JV53141) cooperation multimeter module 5(OPT01411) it is tested.The self check of switching value outlet line adopts digital quantity I/O module 3 to cooperate relevant relay to finish, and adopts matrix module 4 to cooperate multimeter module 5 to test at last.
Analog quantity is that example describes with " battery activated voltage ", referring to Fig. 4, at first produce 9.7V voltage with D/A module 2, this voltage carries out 3 times of amplifications through amplifier, produce 29.1V voltage, introduce matrix module ACOL13H pin through the XS2-2 plug, and introduce multimeter module 5 voltage measurement ends by matrix module 4 switchings and detect, if measured value is 29.1 ± 1V, this inspection meets technical requirement, can check out D/A module 2, amplifier 7, matrix module 4, multimeter module 5 and line related duty by this.
Switching value is output as example and describes with " bus-bar 27V " voltage, referring to Fig. 5, at first control power module output 27V DC voltage, put I/O module 3(JV53403) the 56th port is high level, and " bus-bar 27V " connected by relay, this voltage is guided to multimeter module 5 voltage measurement ends through matrix module and is measured, if measurement result is 27 ± 1V, this inspection meets technical requirement, can check out power module, I/O module 3, signal adapter module, matrix module 4, multimeter module 5 and line related duty by this.
B) incoming line self check
The incoming line self check cooperates A/D module 1 to check with I/O module 3, and referring to Fig. 6, analog quantity mainly adopts 3 inputs of I/O module and power supply input to produce excitation during self check, cooperates the signal condition module to gather the test of finishing input signal with A/D module 1.
Input signal is that example describes with " mission computer+5V ", referring to Fig. 6, at first put I/O module 3(JV53403) the 20th port is high level (5V), this signal is connected to A/D template 1 the 16th port by the XS1-1 plug, read this port voltage in real time, if test result is 5 ± 0.5V, this inspection meets technical requirement, can check out I/O module 3, A/D module 1 and line related duty by this.
C) RS422 communication line self check
RS422 module 6(JV53452) be 422 standard communication modules, adopt the duplex transmitting-receiving port of four-wire system, TX+(sends high), TX-(sends low), RX+(receives height), the RX-(reception is low), communication line self check process is as follows:
At first press as shown in Figure 2 on the hardware, with TX+, RX+; TX-, RX-link in twos by detecting plug certainly, form the hardware corridor of internal loopback.
Subsequently, the integrated circuit board initialization, and outwards send 32 byte datas at random by transmit port, delayed time 0.1 second, receive this channel data, if with send data consistent, can prove fully that no matter this passage is on the hardware, on the software setting and all working properly on system's line.
D) 1553B communication line self check
Native system 1553B module (JV53456) is the binary channels module, and each passage can independently be set to BC, RT, therefore, by the form of BC to RT transmission data, can finish integrated circuit board and communication line from detecting, and it is as follows to detect workflow certainly:
At first on the hardware by shown in Figure 3, I passage A, B mouth are linked to each other in twos the hardware corridor of formation communication by detecting plug certainly with II passage A, B mouth.
Subsequently, the integrated circuit board initialization, and the I passage is set to BC, the II passage is set to RT, and control BC sends 32 digital data at random to RT, simultaneously the monitoring bus state, delayed time 0.1 second, BC reads 32 digital data to RT, if with to send data consistent and bus state all normal, can prove fully that no matter this 1553B integrated circuit board is on the hardware, on the software setting and all working properly on system's line.
In sum, the advantage that automated test device quick self-checking survey technology fully combines BIT self check, two kinds of self-checkings commonly used of extrinsic motivated self check has realized system's quick self-checking, and the self check time was less than 3 minutes; The self check coverage rate is provided greatly, and self check covers up to more than 95%; Need not external unit and cooperate self check, improved greatly and detected the portability of using certainly; Survey by quick self-checking, can fully guarantee the intact of systems technology state.

Claims (1)

1. automated test device quick self-checking system, comprise module self-checking system and circuit self-checking system, it is characterized in that described module self-checking system comprises: the self-checking system of A/D module (1), D/A module (2), I/O module (3), matrix module (4), multimeter module (5), RS422 communication module (6), 1553B module; Described circuit self-checking system comprises outlet line self-checking system, incoming line self-checking system, RS422 communication line self-checking system, 1553B communication line self-checking system; Described RS422 communication line self-checking system is linked by detecting plug certainly in twos by TX+ and RX+, TX-and RX-; Described 1553B communication line self-checking system is linked to each other by detecting plug certainly with II passage A, B mouth in twos by I passage A, B mouth; Described outlet line self-checking system comprises analog quantity outlet line self-checking system and switching value outlet line self-checking system, and described analog quantity outlet line self-checking system comprises that D/A module (2), outlet line, amplifier (7), matrix module (4), multimeter module (5) connect to form step by step; Described switching value outlet line self-checking system comprises that I/O module (3), relay (8), matrix module (4), multimeter module (5) connect to form step by step; Described incoming line self-checking system comprises that I/O module (3), A/D module (4) connect to form step by step.
CN2010206771363U 2010-12-23 2010-12-23 Quick self-detection system of automatic testing equipment Expired - Fee Related CN201974694U (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103308803A (en) * 2013-06-09 2013-09-18 江西洪都航空工业集团有限责任公司 Adapter with self-checking circuit and system interface integrated structure
CN104375024A (en) * 2014-10-29 2015-02-25 上海无线电设备研究所 In-situ self-inspection and metering device and method of automatic test system
CN104375034A (en) * 2014-11-07 2015-02-25 北京交控科技有限公司 On-board equipment on-off output channel online self-checking system of subway signal system
WO2015085833A1 (en) * 2013-12-13 2015-06-18 中国北车集团大连机车车辆有限公司 Diesel locomotive controller self-check circuit and method
CN106610440A (en) * 2015-10-27 2017-05-03 上海机电工程研究所 Launching vehicle electrical interface adapter and use method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103308803A (en) * 2013-06-09 2013-09-18 江西洪都航空工业集团有限责任公司 Adapter with self-checking circuit and system interface integrated structure
WO2015085833A1 (en) * 2013-12-13 2015-06-18 中国北车集团大连机车车辆有限公司 Diesel locomotive controller self-check circuit and method
CN104375024A (en) * 2014-10-29 2015-02-25 上海无线电设备研究所 In-situ self-inspection and metering device and method of automatic test system
CN104375034A (en) * 2014-11-07 2015-02-25 北京交控科技有限公司 On-board equipment on-off output channel online self-checking system of subway signal system
CN104375034B (en) * 2014-11-07 2017-02-08 北京交控科技股份有限公司 On-board equipment on-off output channel online self-checking system of subway signal system
CN106610440A (en) * 2015-10-27 2017-05-03 上海机电工程研究所 Launching vehicle electrical interface adapter and use method thereof

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ASS Succession or assignment of patent right

Owner name: JIANGXI HONGDU TECHNOLOGY CO., LTD.

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Patentee after: Jiangxi Hongdu Technology Co., Ltd.

Address before: 330000 Jiangxi city of Nanchang province Qingyunpu new bridge

Patentee before: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Effective date of registration: 20140814

Address after: 330096, Nanchang hi tech Zone, Jiangxi Province, No. 59, No. 3, building 3, high tech and low carbon innovation and Pioneering Park

Patentee after: Jiangxi Hongdu Technology Co., Ltd.

Address before: 330000 Jiangxi city of Nanchang province Qingyunpu new bridge

Patentee before: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Assignee: Jiangxi Hongdu Technology Co., Ltd.

Assignor: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Contract record no.: 2014360000160

Denomination of utility model: Quick self-detection system of automatic testing equipment

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License type: Exclusive License

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Assignee: Jiangxi Hongdu Technology Co., Ltd.

Assignor: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

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Denomination of utility model: Quick self-detection system of automatic testing equipment

Granted publication date: 20110914

License type: Exclusive License

Record date: 20140709

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Assignee: Jiangxi Hongdu Technology Co., Ltd.

Assignor: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Contract record no.: 2014360000160

Date of cancellation: 20141202

Assignee: Jiangxi Hongdu Technology Co., Ltd.

Assignor: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Contract record no.: 2014360000160

Date of cancellation: 20141202

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20151228

Address after: 330000 Jiangxi city in Nanchang Province, the new bridge box 460 box 5001

Patentee after: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Address before: 330096, Nanchang hi tech Zone, Jiangxi Province, No. 59, No. 3, building 3, high tech and low carbon innovation and Pioneering Park

Patentee before: Jiangxi Hongdu Technology Co., Ltd.

Effective date of registration: 20151228

Address after: 330000 Jiangxi city in Nanchang Province, the new bridge box 460 box 5001

Patentee after: Hongdu Aviation Industry Group Co., td., Jiangxi Prov.

Address before: 330096, Nanchang hi tech Zone, Jiangxi Province, No. 59, No. 3, building 3, high tech and low carbon innovation and Pioneering Park

Patentee before: Jiangxi Hongdu Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

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Termination date: 20181223

CF01 Termination of patent right due to non-payment of annual fee