CN205210211U - General test platform of avionics - Google Patents

General test platform of avionics Download PDF

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Publication number
CN205210211U
CN205210211U CN201521002370.5U CN201521002370U CN205210211U CN 205210211 U CN205210211 U CN 205210211U CN 201521002370 U CN201521002370 U CN 201521002370U CN 205210211 U CN205210211 U CN 205210211U
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module
interface
resource
test
utility
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刘光宇
文青松
胡敏
曾万军
付勇
王正
王海斌
郭艳双
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CHENGDU RUINENG TECHNOLOGY Co Ltd
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CHENGDU RUINENG TECHNOLOGY Co Ltd
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Abstract

The utility model provides a general test platform of avionics for automatic testing to the avionics part. General test platform of avionics includes master control center, multifunction module and external resource module. The master control center is used for sending the drive order to the computer module to it makes to the output signal who awaits measuring part output drive signal with test the part that awaits measuring to make the computer module control the perhaps inside resource module of external resource module. The utility model provides a general test platform of avionics only needs connect a small amount of external resource through serial communication port and master control center communication through focusing on resource and switch the multifunction module, can reduce among the present automatic test equipment being connected between resource interface component and the adaptation parts widely, also can save the dear connector of magnanimity, has practiced thrift the cost by a wide margin.

Description

Aviation electronics general-utility test platform
Technical field
The utility model relates to avionic device field tests, in particular to a kind of aviation electronics general-utility test platform.
Background technology
When carrying out ground maintenance to avionic device, usual employing standard package electronics is repaired and test (SMART, StandardModularAvionicsRepairandTest) thought, by ATE (automatic test equipment) (ATE, AutomaticTestEquipment) unit under test tested automatically and ATE self is verified.ATE generally comprises Master Control Center, test vector parts, driving source parts, resource interface parts and adaptor parts, in order to realize an ATE to the test of multiple unit under test, resource interface parts and each adapter of ATE need the connector installing magnanimity additional, to meet the needs of different units under test to signal, require that resource interface parts provide a large amount of switches that various signal is introduced unit under test to adaptor parts simultaneously, the substantial amounts of switch, require that resource interface parts are relative with the connector pin number that the panel of adaptor parts needs and become huge, need resource interface parts and adaptor parts to have the feature of resistance to plug simultaneously, make the price of ATE very expensive.In addition, the self test mode of existing ATE is checked resource interface parts by supporting self-inspection parts, and adaptor parts cannot check, the reliability of whole system is low.Existing ATE is by the mode of preserved signal interface so that the expansion of following resource, and this mode cycle is long, costly, construction and debug difficulties.
Utility model content
In view of this, the object of the utility model embodiment is to provide a kind of aviation electronics general-utility test platform, to improve above-mentioned problem.
First aspect, the utility model embodiment provides a kind of aviation electronics general-utility test platform, for the automatic test to avionics components, described aviation electronics general-utility test platform comprises Master Control Center, multifunctional module and external resource module, described multifunctional module comprises computer module and internal resource module, and described computer module is electrically connected with described Master Control Center, and described internal resource module and described external resource module and described computer module are electrically connected, wherein
Described Master Control Center, drives order for sending first to described computer module, exports the first enable command and export the second enable command to described internal resource module to make computer module to described external resource module; And drive order for sending second to described computer module, export the first test command to make computer module to described external resource module and export the second test command to described internal resource module;
Described external resource module, for receiving the first enable command of described computer module, is sent to UUT by external drive signal; Receive the first test command of described computer module, test the first output signal of described UUT; First of described UUT output signal is resolved and is sent to Master Control Center;
Described internal resource module, for receiving the second enable command of described computer module, is sent to UUT by internal motivation signal; Receive the second test command of described computer module, gather the second output signal of described UUT; Second of described UUT output signal is resolved and is sent to Master Control Center;
Described Master Control Center, the data analysis after also resolving for the data after resolving described external resource module and described internal resource module draws test result.
In conjunction with first aspect, the utility model embodiment provides the first possible embodiment of first aspect, wherein, described internal resource module comprises internal motivation module and close beta vector module, described internal motivation module and described close beta vector module are electrically connected with described computer module, wherein
Described internal motivation module, for generation of internal motivation signal;
Described close beta vector module, for gathering the second output signal of described UUT.
In conjunction with first aspect, the utility model embodiment provides the possible embodiment of the second of first aspect, and wherein, described internal resource module also comprises switch module, and described switch module is for connecting described external resource module and described UUT.
In conjunction with first aspect, the utility model embodiment provides the third possible embodiment of first aspect, wherein, described external resource module comprises external drive module and external testing vector module, described external drive module, described external testing vector module are electrically connected with described computer module, wherein
Described external drive module, for generation of external drive signal;
Described external testing vector module, for gathering the first output signal of described UUT.
In conjunction with first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, and wherein, described multifunctional module also comprises communication interface.
In conjunction with the 4th kind of possible embodiment of first aspect, wherein, described computer module is electrically connected with described Master Control Center by described communication interface.
In conjunction with first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, wherein, described multifunctional module also comprises external resource interface, test interface, self-inspection interface and adaptive lead terminal, described internal resource module is connected to described test interface and self-inspection interface by described adaptive lead terminal, described external resource module is connected to described adaptive lead terminal by described external resource interface, and be connected to described switch module by described adaptive lead terminal, described test interface and described self-inspection interface, described test interface is for connecting UUT, described self-inspection interface is used for connecting described test interface when described multifunctional module carries out self-inspection.
In conjunction with the 5th kind of possible embodiment of first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, and wherein, described adaptive lead terminal is cable.
In conjunction with the 5th kind of possible embodiment of first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect, and wherein, described external resource interface comprises multiple jack for connecting multimeter.
In conjunction with first aspect, the utility model embodiment provides the 8th kind of possible embodiment of first aspect, wherein, the connected mode of described internal resource module and described computer module is: described internal resource module is as daughter board, described computer module is as motherboard, and described internal resource module is plugged in described computer module.
For making above-mentioned purpose of the present utility model, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the block diagram of the functional module framework of a kind of aviation electronics general-utility test platform that the utility model first embodiment provides.
Fig. 2 shows the block diagram of the functional module framework of a kind of aviation electronics general-utility test platform that the utility model second embodiment provides.
Fig. 3 shows the block diagram of the functional module framework of a kind of aviation electronics general-utility test platform that the utility model the 3rd embodiment provides.
Embodiment
Due in prior art, resource interface parts and each adapter of ATE (automatic test equipment) need the connector installing magnanimity additional, to meet the needs of different units under test to signal, require that resource interface parts provide a large amount of switches that various signal is introduced unit under test to adaptor parts simultaneously, the substantial amounts of switch, require that resource interface parts are relative with the connector pin number that the panel of adaptor parts needs and become huge, need resource interface parts and adaptor parts to have the feature of resistance to plug simultaneously, make the price of ATE (automatic test equipment) very expensive.The aviation electronics general-utility test platform that the utility model embodiment provides is by focusing on multifunctional module by resource and switch, only need be communicated with Master Control Center by serial communication port, connect a small amount of external resource, the connection in existing ATE (automatic test equipment) between resource interface parts and adaptor parts can be reduced widely, also can save the connector of magnanimity costliness, help cost-saving significantly.
Below in conjunction with accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on embodiment of the present utility model, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
First embodiment
Refer to Fig. 1, Fig. 1 shows the block diagram of the functional module framework of the aviation electronics general-utility test platform 100 that the utility model embodiment provides.Described aviation electronics general-utility test platform 100 comprises Master Control Center 110, multifunctional module 120 and external resource module 130.Described multifunctional module 120 comprises computer module 121 and internal resource module 122.Described computer module 121 is electrically connected with described Master Control Center 110, and described internal resource module 122 and described external resource module 130 are electrically connected with described computer module 121.Described internal resource module 122 with the connected mode of described computer module 121 is: described internal resource module 122 is as daughter board, and described computer module 121 is as motherboard, and described internal resource module 122 is plugged in described computer module 121.
Described Master Control Center 110, for sending the first driving order to described computer module 121, exporting the first enable command to make computer module 121 to described external resource module 130 and exporting the second enable command to described internal resource module 122; And for sending the second driving order to described computer module 121, exporting the first test command to make computer module 121 to described external resource module 130 and exporting the second test command to described internal resource module 122.
Described external resource module 130, for receiving the first enable command of described computer module 121, is sent to UUT 999 by external drive signal.This external drive signal is the external drive signal that described external resource module 130 produces.Can feed back described external drive signal after UUT 999 receives external drive signal, export one first output signal.External resource module 130 receives the first test command of described computer module 121, tests the first output signal of described UUT 999.The first output signal that described UUT 999 exports by external resource module 130 is resolved and is sent to Master Control Center 110 by described internal resource module 122.
Described internal resource module 122, for receiving the second enable command of described computer module 121, is sent to UUT 999 by internal motivation signal.This internal motivation signal is the internal motivation signal that described internal resource module 122 produces.Can feed back described internal motivation signal after UUT 999 receives internal motivation signal, export one second output signal.Internal resource module 122 receives the second test command of described computer module 121, gathers the second output signal that described UUT 999 exports.The signal that described UUT 999 exports resolves and is sent to Master Control Center 110 by internal resource module 122.
External resource module 130 and internal resource module 122 are digital signal to the signal that described Master Control Center 110 sends.
Described Master Control Center 110, the data analysis after also resolving for the data after resolving described external resource module 130 and described internal resource module 122 draws test result.
The workflow of the aviation electronics general-utility test platform 100 that the utility model embodiment provides is: after external resource module 130 is connected with multifunctional module 120, computer module 121 receives the first driving order that described Master Control Center 110 sends, drive order that the external drive signal of external resource module 130 or the internal motivation signal of internal resource module 122 are sent to UUT 999 according to first, UUT 999 is after receiving external drive signal or internal motivation signal, one first output signal or the second output signal can be fed back, computer module 121 receives the second driving order that described Master Control Center 110 sends, drive order that first of UUT 999 the output signal is sent to described external resource module 130 for test according to second, or control internal resource module 122 and gather described second output signal, after first output signal of external resource module 130 pairs of UUT 999 or the second output signal of internal resource module 122 pairs of UUT 999 are resolved, data after resolving are sent to Master Control Center 110 with the form of digital signal, test result is obtained after Master Control Center 110 is analyzed, namely complete and once automatically test.
In the aviation electronics general-utility test platform 100 that the utility model embodiment provides, multifunctional module 120 is physically adopting standard 19 cun of cabinets, the computer module 121 of multifunctional module 120 inside is as motherboard, internal resource module 122 is as daughter board, the mode of motherboard is plugged in daughter board, multifunctional module 120 is made to be integrated with the resource interface parts of existing ATE (automatic test equipment) and the function of adaptor parts, considerably reduce the connection between resource interface parts and adaptor parts, thus eliminate the connector involved great expense in a large number, save cost.In addition, multifunctional module 120 inside adopts daughter board (internal resource module 122) to be plugged in the mode of motherboard (computer module), when needs to be safeguarded daughter board or are expanded, daughter board is free to change and increase, and drastically increases maintainability and extensibility.
Second embodiment
Please refer to Fig. 2, Fig. 2 shows the block diagram of the functional module framework of a kind of aviation electronics general-utility test platform 200 that the utility model embodiment provides.Compared with the first embodiment, the difference of the aviation electronics general-utility test platform 200 that the present embodiment provides is: described internal resource module 122 specifically comprises internal motivation module 123, close beta vector module 124 and switch module 125; Described external resource module 130 specifically comprises external drive module 131 and external testing vector module 132.
Described internal motivation module 123, for generation of internal motivation signal.This internal motivation signal is for encouraging described UUT 999.Described close beta vector module 124, for gathering the second output signal of described UUT 999.Described switch module 125, for connecting described external resource module 130 and described UUT 999, namely described switch module 150 provides switching pathway towards UUT 999 for external resource module 130.
Described external drive module 131, for generation of external drive signal.This external drive signal is for encouraging described UUT 999.Described external testing vector module 132, for testing the first output signal of described UUT 999.
Described internal motivation module 123, described close beta vector module 124 and described switch module 125 are being physically independently printed circuit board, and these circuit boards can plug from computer module 121 easily.Easy understand, internal resource module 122 can also comprise other circuit board, as various program-controlled resistance board, synchronizing signal plate, programmable amplifier plate etc.External resource module 130 can comprise as power supply, oscillograph, multimeter equal excitation source or measure source device.The utility model does not limit this.
3rd embodiment
Refer to Fig. 3, Fig. 3 shows the block diagram of the functional module framework of a kind of aviation electronics general-utility test platform 300 that the utility model embodiment provides.Compared with the second embodiment, the difference of the aviation electronics general-utility test platform 300 that the utility model embodiment provides is: described multifunctional module 120 also comprises communication interface 126, external resource interface 128, test interface 127, self-inspection interface 129 and adaptive lead terminal 140.Described computer module 121 is electrically connected with described Master Control Center 110 by described communication interface 126.Described communication interface 126 adopts general ModBus agreement, and electrical layer adopts RS485 differential signal arrangement, and this general reliable interface mode is again convenient to the exploitation of whole aviation electronics general-utility test platform 300.
Described internal resource module 122 is connected to described test interface 127 and described self-inspection interface 129 by described adaptive lead terminal 140, described external resource module 130 is connected to described adaptive lead terminal 140 by described external resource interface 128, and is connected to described switch module 125, described test interface 127 and described self-inspection interface 129 by described adaptive lead terminal 140.Adaptive lead terminal 140, primarily of cable composition, realizes internal resource module 122, external resource module 130 with the transparent connection between UUT 999, farthest reduces the decay of signal.Easy understand, adaptive lead terminal 140 for cable be a kind of embodiment of the embodiment of the present invention, but adaptive lead terminal 140 can also be gas source conduit or water source conduit etc., the present invention does not limit this.
Described test interface 127 is for connecting UUT 999, and described self-inspection interface 129 is for connecting described test interface 127 when described multifunctional module 120 carries out self-inspection.Described external resource interface 128 is for connecting external resource module 130 and adaptive lead terminal 140.External resource interface 128 is also provided with the socket needing manual operation equipment for connecting multimeter etc., and the operation of these equipment manually realizes semi-automatic detection, so need independent socket to connect due to needs.For multimeter, when using on the aviation electronics general-utility test platform 300 testing circuit plate that provides of the embodiment of the present invention certain any resistance or voltage, corresponding interface is not had to connect this point, now needing to carry out semi-automatic detection by multimeter to this point (namely needs by the artificial test point by one end connecting circuit board of pen meter of universal meter, the other end connects multifunctional module 120, the connection status of holding circuit, aviation electronics general-utility test platform 200 is automatic again to be tested automatically to changing the time).
The setting of self-inspection interface 129, is convenient to before detecting UUT 999, and by self-inspection cable connecting test interface 127 and self-inspection interface 129, the oneself realizing multifunctional module 120 detects.Because self test mode is directly detected by test interface 127, self-examination is carried out without the need to adopting extra self-inspection parts, can avoid missing in process of self-test to the detection of self-inspection parts to such an extent as to the problem of testing reliability cannot be ensured, significantly reducing the probability of erroneous judgement.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.

Claims (10)

1. an aviation electronics general-utility test platform, for the automatic test to avionics components, it is characterized in that, described aviation electronics general-utility test platform comprises Master Control Center, multifunctional module and external resource module, described multifunctional module comprises computer module and internal resource module, and described computer module is electrically connected with described Master Control Center, and described internal resource module and described external resource module and described computer module are electrically connected, wherein
Described Master Control Center, drives order for sending first to described computer module, exports the first enable command and export the second enable command to described internal resource module to make computer module to described external resource module; And drive order for sending second to described computer module, export the first test command to make computer module to described external resource module and export the second test command to described internal resource module;
Described external resource module, for receiving the first enable command of described computer module, is sent to UUT by external drive signal; Receive the first test command of described computer module, test the first output signal of described UUT; First of described UUT output signal is resolved and is sent to Master Control Center;
Described internal resource module, for receiving the second enable command of described computer module, is sent to UUT by internal motivation signal; Receive the second test command of described computer module, gather the second output signal of described UUT; Second of described UUT output signal is resolved and is sent to Master Control Center;
Described Master Control Center, the data analysis after also resolving for the data after resolving described external resource module and described internal resource module draws test result.
2. aviation electronics general-utility test platform according to claim 1, it is characterized in that, described internal resource module comprises internal motivation module and close beta vector module, and described internal motivation module and described close beta vector module are electrically connected with described computer module, wherein
Described internal motivation module, for generation of internal motivation signal;
Described close beta vector module, for gathering the second output signal of described UUT.
3. aviation electronics general-utility test platform according to claim 1, is characterized in that, described internal resource module also comprises switch module, and described switch module is for connecting described external resource module and described UUT.
4. aviation electronics general-utility test platform according to claim 1, it is characterized in that, described external resource module comprises external drive module and external testing vector module, and described external drive module, described external testing vector module are electrically connected with described computer module, wherein
Described external drive module, for generation of external drive signal;
Described external testing vector module, for gathering the first output signal of described UUT.
5. aviation electronics general-utility test platform according to claim 1, is characterized in that, described multifunctional module also comprises communication interface.
6. aviation electronics general-utility test platform according to claim 5, is characterized in that, described computer module is electrically connected with described Master Control Center by described communication interface.
7. aviation electronics general-utility test platform according to claim 3, it is characterized in that, described multifunctional module also comprises external resource interface, test interface, self-inspection interface and adaptive lead terminal, described internal resource module is connected to described test interface and self-inspection interface by described adaptive lead terminal, described external resource module is connected to described adaptive lead terminal by described external resource interface, and be connected to described switch module by described adaptive lead terminal, described test interface and described self-inspection interface, described test interface is for connecting UUT, described self-inspection interface is used for connecting described test interface when described multifunctional module carries out self-inspection.
8. aviation electronics general-utility test platform according to claim 7, is characterized in that, described adaptive lead terminal is cable.
9. aviation electronics general-utility test platform according to claim 7, is characterized in that, described external resource interface comprises multiple jack for connecting multimeter.
10. aviation electronics general-utility test platform according to claim 1, it is characterized in that, the connected mode of described internal resource module and described computer module is: described internal resource module is as daughter board, described computer module is as motherboard, and described internal resource module is plugged in described computer module.
CN201521002370.5U 2015-12-07 2015-12-07 General test platform of avionics Active CN205210211U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105372536A (en) * 2015-12-07 2016-03-02 成都锐能科技有限公司 Aviation electronic universal test platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105372536A (en) * 2015-12-07 2016-03-02 成都锐能科技有限公司 Aviation electronic universal test platform
CN105372536B (en) * 2015-12-07 2018-06-01 成都锐能科技有限公司 Aviation electronics general-utility test platform

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PE01 Entry into force of the registration of the contract for pledge of patent right
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Denomination of utility model: Avionics general test platform

Effective date of registration: 20201104

Granted publication date: 20160504

Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd.

Pledgor: CHENGDU RUINENG TECHNOLOGY Co.,Ltd.

Registration number: Y2020980007492

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Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd.

Pledgor: CHENGDU RUINENG TECHNOLOGY Co.,Ltd.

Registration number: Y2020980007492