CN201335775Y - Airborne equipment comprehensive detection system - Google Patents

Airborne equipment comprehensive detection system Download PDF

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Publication number
CN201335775Y
CN201335775Y CNU2008201407778U CN200820140777U CN201335775Y CN 201335775 Y CN201335775 Y CN 201335775Y CN U2008201407778 U CNU2008201407778 U CN U2008201407778U CN 200820140777 U CN200820140777 U CN 200820140777U CN 201335775 Y CN201335775 Y CN 201335775Y
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CN
China
Prior art keywords
card
test
detection
airborne equipment
comprehensive detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2008201407778U
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Chinese (zh)
Inventor
李刚
曾川
马勇
龚尚权
孙豹
葛剑
刘远庆
刘军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SICHUAN HAITE HIGH-TECH CO LTD
Original Assignee
SICHUAN HAITE HIGH-TECH CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CNU2008201407778U priority Critical patent/CN201335775Y/en
Application granted granted Critical
Publication of CN201335775Y publication Critical patent/CN201335775Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses an airborne equipment comprehensive detection system which is characterized in that the system comprise a central processor, an output device, an input device and a multi-slot extension motherboard which are connected with the central processor; the multi-slot extension motherboard is connected with an ARINC 429 bus card, an ARINC568 bus card, an S/D card, a D/S card and a DMS card; the cards are connected with a bus adapter; a terminal board is sequentially connected with a test adapter and a tested part interface socket. The airborne equipment comprehensive detection system can realize the maintenance, troubleshooting and performance detection of aviation instruments, and adopt advanced automatic control function, complete software system to guarantee real-time, accurate and precise detection of airborne aviation instruments; the utility model has self-detection function and can guarantee reliable operation of the system. The airborne equipment comprehensive detection system can be adopted to improve maintenance and detection efficiencies.

Description

The airborne equipment comprehensive detection system
Technical field
The utility model relates to a kind of checkout equipment, relates in particular to a kind of airborne equipment comprehensive detection system.
Background technology
The serviceability rate of airborne equipment is the key factor that ensures the aircraft normal flight.Past is that airborne equipment production firm directly provides relevant detection equipment always, and main product is the manual checkout equipment of single cover still.The major defect that exists in the use is that complicated operation, function singleness, test period are long, and expense is higher, can not satisfy the demand of present civil aviaton, air force, Lu Hang, Hainan Airlines far away.
The airborne equipment comprehensive detection system at home and abroad is an emerging project, and its purpose is exactly the problems that exist in the checkout equipment of will solving over.At present, resemble large-scale synthesis checkout equipments such as ATEC6 in the world, it adopts the vxi bus technology, uses supporting software, the detection of finishing multiple airborne equipment that can be automatic/semi-automatic.Advantage is that test item is many, efficient is high, but also have price high, the maintenance troubleshooting in problems such as service efficiency is low.At home, the development work of comprehensive detection system is in the starting stage.
Summary of the invention
The purpose of this utility model is: the airborne equipment comprehensive detection system of a kind of maximization, synthesization is provided, can complete maintenance, troubleshooting and detection is provided and can satisfies different types of machines such as Boeing, Air Passenger airborne equipment.
The technical solution of the utility model is:
A kind of airborne equipment comprehensive detection system, it is characterized in that: this system comprises central processing unit, the output device that is connected with central processing unit, input equipment and multiple-grooved telescopic backboard, on the multiple-grooved telescopic backboard, be connected with ARINC429 bus card, ARINC568 bus card, S/D card, D/S card and DMS card, these card connection are to terminal strip, and terminal strip is connected successively with test adapter, measured piece interface socket.
Supplementary technology scheme of the present utility model is as follows:
Preferably, described terminal strip is a bus adapter.
Preferably, described test adapter comprises signal adapter circuit and modulate circuit.
For the signal that guarantees system's distinct interface, cable all can insert general purpose test equipment and need not to change the general purpose test equipment circuit, test macro adopts the special test adapter to connect measurand and general purpose test equipment.The special test adapter comprises signal adapter circuit (relay switch array) and modulate circuit, the signal adapter circuit switches by relay, each parts of system both can be interconnected by former complete machine connected mode, arbitrary parts can be inserted test circuit separately again.When switch arrays n-1 and switch arrays n '-1 closure and switch arrays n-2 and switch arrays n '-2 open, can directly connect by one group of lead between parts n and the n ', by this mode each parts is connected by former complete machine connected mode.If when the switch arrays n-1 of only closed certain parts n and switch arrays n-2, the cable of these parts is connected to the signal adapter output interface by the signal adapter input interface, can make the interface of unit under test be connected to modulate circuit by universal test interface by the pilot relay action like this.
Modulate circuit will be adjusted to suitable amplitude from the straight signal of friendship of the next varying level of special test interface, send into terminal strip.
The beneficial effects of the utility model are: maintenance, troubleshooting, the Performance Detection that can finish instrument, its advanced person's automatic control function, sophisticated software system, guaranteed real-time, accurate, the accurate detection of airborne instrument, the present invention has self-checking function, can guarantee that system self works reliably.Use airborne equipment comprehensive detection system of the present utility model, can improve maintenance, detection efficiency, guarantee the integrity of army, civil aviaton's equipment, ensure aircraft safety, high efficiency flight.Native system can satisfy air unit, maintenance depot of air force, civil aviaton's engineering, civil aviaton's boat and repair the maintenance demand of unit such as factory to airborne instrument.Particularly airborne instrument extensively equips our troops, the various aircraft of civil aviaton, is airborne High Value Unit, and annual maintenance cost is very high, and the past is sent in a large number and repaiies abroad, cost of repairs height, and the cycle is long, repaiies the back service and is difficult to guarantee.Of the present utility model succeeding in developing can be improved domestic dimension ability, saves a large amount of foreign exchanges, has good society and economic benefit.
Description of drawings
Fig. 1 is airborne equipment comprehensive detection system configuration principle figure.
Fig. 2 is the structural representation of special test adapter.
Fig. 3 is a software block diagram in the airborne equipment comprehensive detection system.
Fig. 4 is a software flow pattern in the airborne equipment comprehensive detection system.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Specific embodiment of the utility model, a kind of airborne equipment comprehensive detection system, also claim airborne instrument special inspecting equipment, as shown in Figure 1, comprise central processing unit, the output device that is connected with central processing unit, input equipment and multiple-grooved telescopic backboard, on the multiple-grooved telescopic backboard, be connected with the ARINC429 bus card, the ARINC568 bus card, the S/D card, D/S card and DMS card, these card connection are to bus adapter, bus adapter and test adapter, the measured piece interface socket connects successively, and wherein test adapter comprises signal adapter circuit (relay switch array) and modulate circuit.But concrete tested object has piece number: 312EDP-XX, 212EDP-XX, H341-XX, H150-XX, H321-XX, 777-1825-XX, 772-5005-XX, 777-1397-XXX etc.This integrated test system is simulated its required ARINC429 bus signals, ARINC568 bus signals, synchronous/as to revolve varied angle signal, discrete magnitude signal etc., and is received the various signals of handling instrument output according to the testing requirement of UUT.Adopt interactive operation interface to finish automatic (semi-automatic) test function of mode control panel system.
Software systems in the above-mentioned airborne equipment comprehensive detection system mainly are made up of testing apparatus driving, test execution control, self check and modules such as self calibration equipment, subsidiary function.
Testing apparatus in the software systems drives: comprise the programming of driver of modules, softpanel and the soft interface of all plug and play integrated circuit boards, for making things convenient for system extension, also reserve some test drivers and soft interface.
Test execution control in the software systems: be that testing apparatus and flow process are controlled, load pumping signal, and point out test process and test result in the process of implementation.
Self check in the software systems and self calibration equipment: be used for test macro itself is carried out self check (BIT) and calibration.The present invention uses switch matrix to provide each test and excitation source to the link circuit between the module related measurement devices.1. self check and calibration process: the test and excitation source of drive system, export specific self-test signal, measure by the measuring equipment of response, thereby whether the check system function is normal, and carries out self calibration.2. Measuring and testing interface: switch matrix provides each driving source of system and the testing apparatus interface with external unit, thereby carries out Measuring and testing by external canonical measure equipment and standard signal source.
Modules such as the subsidiary function in the software systems: mainly comprise help document etc.
After entering system test software, at first enter from detecting: by ARINC568 bus card, relay switch matrix, ARINC429 I/O card, SDDS I/O card etc., and call testing software self-checking function module, realize the detection certainly of test macro, and after the System self-test success, automatically access main test procedure,, finish test automatically with reference to the test procedure of instrument CMM.
Be some test cases of this airborne equipment comprehensive detection system below:
Embodiment 1
When measured piece 777-1397-XXX carries out fault diagnosis with the test procedure of HIS (HorizontalSituation Indicator) CMM of instrument integrated test system, its failure code is shown as:
The input of 1 road ARINC568 data, the output of 2 road ARINC568 data have fault.
With reference to the requirement of CMM test procedure, software calls the ARINC568 function by the ARINC568 bus controller card, make test product 777-1397-XX very quick service return to work do normal.
Embodiment 2
When measured piece 772-5005-XX carries out fault diagnosis with the test procedure of ADI (Attitude DirectorIndicator) CMM of instrument integrated test system, its failure code is shown as:
The input of 2 tunnel synchronizing signals, the output of 1 tunnel synchronizing signal has fault.
When reprocessing, according to the CMM test procedure, software transfer synchronizing signal transmitting-receiving control function, and under the cooperation of synchronizing signal card feeding-discharging, realize the synchronizing signal input of instrument and the function that output is tested simultaneously.What make that test product 772-5005-XX guarantees both quality and quantity finishes maintenance task on time, and reaches the requirement of instrument CMM.
Embodiment 3
When measured piece 312EDP-XX carries out fault diagnosis with " the ARINC429 acceptance test " of instrument integrated test system by the test procedure of CMM, its failure code is shown as:
1 road ARINC429 input, 1 road ARINC429 export fault.
With the detection of desired ARINC429 input/output signal in the CMM test procedure, testing software imports by switch matrix by the ARINC429 bus card control program signal that instrument is required, receives the ARINC429 signal of test product output simultaneously.Detect thereby finish product very soon, satisfy the requirement of instrument CMM.
Embodiment 4
When measured piece H341-XX carries out fault diagnosis with the test procedure of " horizon instrument test " CMM of instrument combined test stand, failure code is shown as:
The fault of the output of 2 road GND/OPEN discrete magnitudes, the output of 1 road 28VDC/OPEN discrete magnitude, 2 road 28VDC and the output of 0~200mVDC discrete magnitude etc.
Adopt the detection of desired discrete magnitude output signal in the CMM test procedure etc., testing software imports by switch matrix by the DI/O control program signal that instrument is required, finishes the automatic detection of output signal simultaneously.Make measured piece H341-XX fulfil the maintenance task ahead of schedule.
By the example of above several test products test, comprehensive, advanced, the trouble diagnosibility that has embodied the instrument integrated test system by force, the automaticity advantages of higher, test result satisfies the requirement of CMM fully.

Claims (4)

1. airborne equipment comprehensive detection system, it is characterized in that: this system comprises central processing unit, the output device that is connected with central processing unit, input equipment and multiple-grooved telescopic backboard, on the multiple-grooved telescopic backboard, be connected with ARINC429 bus card, ARINC568 bus card, S/D card, D/S card and DMS card, these card connection are to terminal strip, and terminal strip is connected successively with test adapter, measured piece interface socket.
2. airborne equipment comprehensive detection system according to claim 1 is characterized in that described terminal strip is a bus adapter.
3. airborne equipment comprehensive detection system according to claim 1 is characterized in that described test adapter comprises signal adapter circuit and modulate circuit.
4. airborne equipment comprehensive detection system according to claim 3 is characterized in that, described signal adapter circuit is the relay switch array.
CNU2008201407778U 2008-10-17 2008-10-17 Airborne equipment comprehensive detection system Expired - Lifetime CN201335775Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201407778U CN201335775Y (en) 2008-10-17 2008-10-17 Airborne equipment comprehensive detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201407778U CN201335775Y (en) 2008-10-17 2008-10-17 Airborne equipment comprehensive detection system

Publications (1)

Publication Number Publication Date
CN201335775Y true CN201335775Y (en) 2009-10-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102759674A (en) * 2012-07-20 2012-10-31 航天科工防御技术研究试验中心 Universal adapter for testing optocouplers
CN104808087A (en) * 2015-05-05 2015-07-29 江西洪都航空工业集团有限责任公司 Power supply testing system for onboard advanced training equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102759674A (en) * 2012-07-20 2012-10-31 航天科工防御技术研究试验中心 Universal adapter for testing optocouplers
CN104808087A (en) * 2015-05-05 2015-07-29 江西洪都航空工业集团有限责任公司 Power supply testing system for onboard advanced training equipment

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CX01 Expiry of patent term

Granted publication date: 20091028

CX01 Expiry of patent term