CN204359885U - Electronic combination automatically testing parameters diagnostic equipment - Google Patents
Electronic combination automatically testing parameters diagnostic equipment Download PDFInfo
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- CN204359885U CN204359885U CN201520077428.6U CN201520077428U CN204359885U CN 204359885 U CN204359885 U CN 204359885U CN 201520077428 U CN201520077428 U CN 201520077428U CN 204359885 U CN204359885 U CN 204359885U
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Abstract
A kind of electronic combination automatically testing parameters diagnostic equipment, comprises 26 pin aviation plugs, 26 core signal input cables, PXI signal condition card, 68 core signal converting cables, PXI data collecting card, main control computer.Described PXI signal condition card comprises VHDCI interface, 13 tunnel signal attenuation module, relay assembly module, relay control module, PXI interface, 26 pin aviation plugs are connected with VHDCI interface with by 26 core signal input cables, the signal input part of 13 tunnel signal attenuation module is connected with VHDCI interface, signal output part is connected with the signal input part of relay assembly module, the control end of relay assembly module is connected with the signal output part of relay control module, the signal input part of relay control module is connected with PXI data collecting card by 68 core signal converting cables with the signal output part of relay assembly module.The utility model can improve parameter detecting precision and breakdown judge efficiency.
Description
Technical field
The utility model relates to electronic equipment maintenance detection technique field, specifically a kind of electronic combination automatically testing parameters diagnostic equipment.
Background technology
Multiple electronic combination equipment, when powering up operation, needs to enter to detect and breakdown judge to the multiple running parameter in its inside, and provides according to breakdown judge result the method for fixing a breakdown.The detection method of prior art to electronic combination parameter is that maintenance personal uses voltage table, oscillograph and special switching test box to carry out operational testing, then maintenance personal compares according to given parameter area and detected value, judges equipment under test parameter value whether symbol technical requirement.The method work efficiency is poor, expends time in longer, when electronic combination equipment is judged as fault, to its maintenance all according to the ability of maintenance technician, at least needs the cooperation of two technician to cooperate in test process simultaneously.Concrete defect or Problems existing as follows:
1, use multimeter voltage measurement: because the parameter measurement quantity of this electronic combination is more, measure successively if use multimeter often to organize its voltage signal, need more than 200 minute, the time is longer;
2, oscillograph is used to check waveform: the waveform parameter of each signal is different, when maintenance personal uses oscillograph to measure it, need manually to arrange oscillographic interface according to the feature of each waveform model, this method not only needs the time long, and requires higher to the technical capability of maintenance personal;
3, testing cassete is used to transfer to measured signal when testing, pair of contact is added in measurement circuit, the connection of this contact is manually docked, add testing cassete more of a specified duration for service time, the reason of contact oxidation, cause the resistance value of test access to increase, make test value and actual value produce certain error, directly affect the accuracy of measurement result;
4, the judgement of test result: be at present rely on technician to compare according to given parameter area and detected value to the judgement of test result, judges equipment under test parameter value whether symbol technical requirement.The method is that the judgement of test value compares speed slowly, and work efficiency is poor.
5, testing process needs personnel more: in test process, at least need the cooperation of three technician to cooperate, and a people carries out selection and the connection of testing end points, and another people carries out operational test set, also needs a people to carry out test result record and judgement.
Summary of the invention
For the above-mentioned deficiency of prior art, the utility model provides a kind of electronic combination automatically testing parameters diagnostic equipment, the work efficiency difference in existing electronic combination test process and parameter error problem can be solved, and the problem that speed is slow, need operating personnel more is judged to test result, parameter detecting precision and breakdown judge efficiency can be improved.
A kind of electronic combination automatically testing parameters diagnostic equipment, comprise the 26 pin aviation plugs connected successively, 26 core signal input cables, PXI signal condition card, 68 core signal converting cables, PXI data collecting card, main control computer, described PXI signal condition card comprises VHDCI interface, 13 tunnel signal attenuation module, relay assembly module, relay control module, PXI interface, one end of 26 core signal input cables is connected with equipment under test by 26 pin aviation plugs, the other end is connected with the VHDCI interface of PXI signal condition card, the signal input part of 13 tunnel signal attenuation module is connected with VHDCI interface, the signal output part of 13 tunnel signal attenuation module is connected with the signal input part of relay assembly module, the control end of relay assembly module is connected with the signal output part of relay control module, the signal input part of relay control module is connected with PXI data collecting card by 68 core signal converting cables with the signal output part of relay assembly module.
Further, the signal input part of relay control module is connected with the signal output part of 4 road D/A modules of PXI data collecting card by 68 core signal converting cables, the signal output part of relay assembly module is connected with the signal input part of 13 road A/D modules of PXI data collecting card by 68 core signal converting cables, and the signal output part of 13 road A/D modules is connected with main control computer by PXI interface with the signal input part of 4 road D/A modules.
Further, the power end of relay assembly module is connected with main control computer by PXI interface.
Further, the direct supply, input media, the display that are connected with described main control computer is also comprised.
The utility model can the automatic collection of finishing equipment self-inspection and electronic apparatus combination analog signal parameter, process, judge, there is troubleshooting guiding function, the relay of signal condition card inside is under the control of main control computer, by data collecting card, control signal is delivered to the optocoupler of signal condition card, the adhesive of pilot relay and disconnection, realize signal converting, realize control signal and gather simulating signal electrical isolation, realize equipment under test Parameter Measuring operationally, judge and debug function, parameter detecting precision and breakdown judge efficiency can be improved compared to existing technology.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of the utility model electronic combination automatically testing parameters diagnostic equipment.
In figure: 1-26 pin aviation plugs, 2-26 core signal input cables, 3-PXI signal condition card, 31-VHDCI interface, 32-13 tunnel signal attenuation module, 33-relay assembly module, 34-relay control module, 35-PXI interface, 4-68 core signal converting cables, 5-PXI data collecting card, 51-13 road A/D modules, 52-4 road D/A modules, 53-PXI interface, 6-main control computer, 7-direct supply, 8-keyboard and mouse, 9-touch-screen, 10-display.
Embodiment
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is clearly and completely described.
Figure 1 shows that the electrical block diagram of the utility model electronic combination automatically testing parameters diagnostic equipment, described electronic combination automatically testing parameters diagnostic equipment comprises 26 pin aviation plug 1, the 26 core signal input cables 2, PXI signal condition card 3,68 core signal converting cable 4, PXI data collecting card 5, the main control computer 6 that connect successively.Described main control computer 6 is connected with direct supply 7, input media (such as keyboard and mouse 8, touch-screen 9), display 10.
Described PXI signal condition card 3 comprises VHDCI interface 31,13 tunnel signal attenuation module 32, relay assembly module 33, relay control module 34, PXI interface 35.Described PXI signal condition card 3 is circuit boards that 13 road signal conditions of the two 68 core joints of a employing and circuit are selected automatically, photoelectric coupling chip is used to carry out signal conversion and control, there is strong buffer action, this board is as the 12V direct supply load of mainboard in main control computer 6 simultaneously, 12V being transferred to 5V voltage is that the adhesive of relay assembly module 33 is powered, and makes measured signal enter corresponding analog channel; Measured signal is carried out step-down conditioning by 13 tunnel signal attenuation module 32, reaches the requirement of PXI data collecting card 5 initial conditions, then after A/D conversion, sends into main control computer 6 and processes.
PXI data collecting card 5 comprises 13 road A/D module 51,4 road D/A modules 52, PXI interface 53, PXI data collecting card 5 can adopt collection of simulant signal card PXI-3363 to realize.
One end of 26 core signal input cables 2 is connected with equipment under test by 26 pin aviation plugs 1, and the other end is connected with the VHDCI interface 31 of PXI signal condition card 3.
In PXI signal condition card 3, the signal input part of 13 tunnel signal attenuation module 32 is connected with VHDCI interface 31, and its signal output part is connected with the signal input part of relay assembly module 33; The power end of relay assembly module 33 is connected with main control computer 6 by PXI interface 35, by main control computer 6 for relay assembly module 33 provides power supply.
The control end of relay assembly module 33 is connected with the signal output part of relay control module 34, the signal input part of relay control module 34 is connected with the signal output part of 4 road D/A modules 52 by 68 core signal converting cables 4, the signal output part of relay assembly module 33 is connected with the signal input part of 13 road A/D modules 51 by 68 core signal converting cables 4, and the signal output part of A/D module 51 is connected with main control computer 6 by PXI interface 53 with the signal input part of 4 road D/A modules 52.
One end (having the VHDCI plug of a 68P) of 68 core signal converting cables 4 is connected with PXI signal condition card 3, and the other end (having the VHDCI plug of two 68P) is connected with PXI data collecting card 5.
Direct supply 7 is connected with the power interface of main control computer 6, and its input end is connected with 220V AC power.
Utility model works principle: equipment under test is connected with testing apparatus by 26 pin aviation plugs 1 of 6 core signal input cables 2, measured signal is delivered to 13 tunnel signal attenuation module 32 by VHDCI interface 31 and is carried out step-down, then relay assembly module 33 is arrived, be converted to analog control signal through 4 road D/A modules 52 after main control computer 6 provides relay control signal according to measurand and deliver to relay control module 34, relay adhesive on relay control signal pilot relay composite module 33, make line channel obtain selecting properly and connect, measured signal after decay is delivered to 13 road A/D modules 51 through 68 core signal converting cables 4, become digital signal sends into main control computer 6 again internal memory through PXI interface 53, main control computer 6 is by reading the data gathered in internal memory, analyze, judge, finally judged result is outputted to display 10 or printer, or preserve.
The utility model can the automatic collection of finishing equipment self-inspection and electronic apparatus combination analog signal parameter, process, judgement, the relay of signal condition card inside is under the control of main control computer, by data collecting card, control signal is delivered to the optocoupler of signal condition card, the adhesive of pilot relay and disconnection, realize signal converting, realize control signal and gather simulating signal electrical isolation.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly belong to those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (4)
1. an electronic combination automatically testing parameters diagnostic equipment, it is characterized in that: comprise the 26 pin aviation plugs (1) connected successively, 26 core signal input cables (2), PXI signal condition card (3), 68 core signal converting cables (4), PXI data collecting card (5), main control computer (6), described PXI signal condition card (3) comprises VHDCI interface (31), 13 tunnel signal attenuation module (32), relay assembly module (33), relay control module (34), PXI interface (35), one end of 26 core signal input cables (2) is connected with equipment under test by 26 pin aviation plugs (1), the other end is connected with the VHDCI interface (31) of PXI signal condition card (3), the signal input part of 13 tunnel signal attenuation module (32) is connected with VHDCI interface (31), the signal output part of 13 tunnel signal attenuation module (32) is connected with the signal input part of relay assembly module (33), the control end of relay assembly module (33) is connected with the signal output part of relay control module (34), the signal input part of relay control module (34) is connected with PXI data collecting card (5) by 68 core signal converting cables (4) with the signal output part of relay assembly module (33).
2. electronic combination automatically testing parameters diagnostic equipment as claimed in claim 1, it is characterized in that: the signal input part of relay control module (34) is connected with the signal output part on 4 roads D/A module (52) of PXI data collecting card (5) by 68 core signal converting cables (4), the signal output part of relay assembly module (33) is connected with the signal input part on 13 roads A/D module (51) of PXI data collecting card (5) by 68 core signal converting cables (4), the signal output part on 13 roads A/D module (51) is connected with main control computer (6) by PXI interface (53) with the signal input part on 4 roads D/A module (52).
3. electronic combination automatically testing parameters diagnostic equipment as claimed in claim 1, is characterized in that: the power end of relay assembly module (33) is connected with main control computer (6) by PXI interface (35).
4. electronic combination automatically testing parameters diagnostic equipment as claimed in claim 1, is characterized in that: also comprise the direct supply (7), input media, the display (10) that are connected with described main control computer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077428.6U CN204359885U (en) | 2015-02-04 | 2015-02-04 | Electronic combination automatically testing parameters diagnostic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077428.6U CN204359885U (en) | 2015-02-04 | 2015-02-04 | Electronic combination automatically testing parameters diagnostic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204359885U true CN204359885U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520077428.6U Expired - Fee Related CN204359885U (en) | 2015-02-04 | 2015-02-04 | Electronic combination automatically testing parameters diagnostic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072801A (en) * | 2016-11-14 | 2018-05-25 | 江西昌河航空工业有限公司 | A kind of on-line testing method based on test circuit in parallel |
-
2015
- 2015-02-04 CN CN201520077428.6U patent/CN204359885U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072801A (en) * | 2016-11-14 | 2018-05-25 | 江西昌河航空工业有限公司 | A kind of on-line testing method based on test circuit in parallel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20170204 |