CN204439751U - A kind of helicopter radio system cable original position switching test device - Google Patents
A kind of helicopter radio system cable original position switching test device Download PDFInfo
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- CN204439751U CN204439751U CN201520090899.0U CN201520090899U CN204439751U CN 204439751 U CN204439751 U CN 204439751U CN 201520090899 U CN201520090899 U CN 201520090899U CN 204439751 U CN204439751 U CN 204439751U
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Abstract
The utility model belongs to helicopter electrical system technology, relates to a kind of helicopter radio system cable original position switching test device.Described cable original position switching test device (2) is the stube cable on machine tested in test process between radio system bunch of cables (3) with testing apparatus fabric interface (1): one end that described cable original position switching test device (2) is connected with testing apparatus fabric interface (1) is normal end, its each electric connector heart yearn pin numerical value is fixed, identical with testing apparatus fabric interface (1) pin number; On described tested machine, each terminal heart yearn sum of radio system bunch of cables (3) is not more than normal end heart yearn numerical value.Adopt the utility model position large to radio system cable in situ detection difficulty on machine can accomplish conveniently, test flexibly.
Description
Technical field
The utility model belongs to helicopter electrical system technology, relates to a kind of helicopter radio system cable original position switching test device.
Background technology
Certain type helicopter radio system cable home position testing method existing uses multimeter, conducting bell, the testing tools such as insulation tester, on ground first to the electrical specification of radio system core of a cable on the machine made as resistance value, capacitance, diode etc., insulation characterisitic is tested by root, at least need more than 3 people, and then carry out in situ detection by the method to laying radio system cable to machine, test process is numerous and diverse easily makes mistakes, be unfavorable for searching the damage that on machine, radio system cable produces in laid processes, the finished product energising work after installation of giving brings great potential safety hazard.
Because the positions such as radio system airborne completed electronic equipment frame cabin, head are by space constraint, it is large especially that the radio system core of a cable made completes in situ detection difficulty on machine, has a strong impact on aircraft general assembly manufacturing schedule and delivery cycle.
Utility model content
The object of utility model is: provide a kind of helicopter radio system cable original position switching test device, under guaranteeing that on machine, the whole high-quality and high-efficiency of radio system cable accomplishes the prerequisite of in situ detection, can in time on discovery machine radio system cable in laid processes due to electrical specification that extraneous factor causes, the destruction of insulation characterisitic, ensure that the reliability after radio system cable laying on machine, avoid hidden danger that Aircraft Cables exists and the damage that likely occurs during energising after the airborne finished product installation that causes, ensure carrying out smoothly of helicopter general assembly energising work.
The technical solution of the utility model is: a kind of helicopter radio system cable original position switching test device, it is characterized by: described cable original position switching test device 2 is the stube cable in test process on tested machine between radio system bunch of cables 3 with testing apparatus fabric interface 1: the connector one end at described cable original position switching test device 2 two ends is connected with the plug and socket in radio system bunch of cables 3 on tested machine, and the other end is connected with testing apparatus fabric interface 1; One end that described cable original position switching test device 2 is connected with testing apparatus fabric interface 1 is normal end, and its each electric connector heart yearn pin numerical value is fixed, identical with testing apparatus fabric interface 1 pin number; On described tested machine, each terminal heart yearn sum of radio system bunch of cables 3 is not more than normal end heart yearn numerical value.
The beneficial effects of the utility model are: adopt the utility model position large to radio system cable in situ detection difficulty on machine can accomplish conveniently, test flexibly.According to the crosslinked relation of mission system cable transmission signal each on machine, the test data of every root cable is provided by autotest program in testing apparatus, judge the reliability on machine after cable laying thus, radio system cable in-situ test on the machine adopting the utility model energy complete independently system separately, can carry out again in-situ test on the crosslinked machine of multiple system cable.The utility model meets in-situ test requirement on certain type helicopter radio system cable gear completely, adopt the utility model can not be subject to the restriction of helicopter narrow space, only need 1 people just can facilitate, complete cable in situ detection work on radio system machine flexibly, efficiently, has reference to in-situ test work on the machine of different type of machines helicopter radio system cable.
Accompanying drawing explanation
Fig. 1 is in situ detection line schematic diagram on the utility model helicopter radio system cable gear.
Wherein, radio system bunch of cables on 1-testing apparatus fabric interface, 2-cable original position switching test device, the tested machine of 3-.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
See Fig. 1, a kind of helicopter radio system cable original position switching test device, described cable original position switching test device 2 is the stube cable in test process on tested machine between radio system bunch of cables 3 with testing apparatus fabric interface 1: the connector one end at described cable original position switching test device 2 two ends is connected with the plug and socket in radio system bunch of cables 3 on tested machine, and the other end is connected with testing apparatus fabric interface 1; One end that described cable original position switching test device 2 is connected with testing apparatus fabric interface 1 is normal end, and its each electric connector heart yearn pin numerical value is fixed, identical with testing apparatus fabric interface 1 pin number; On described tested machine, each terminal heart yearn sum of radio system bunch of cables 3 is not more than normal end heart yearn numerical value.
Helicopter more than 50 is planted the position that 80 crosslinked mutually bundle cables of airborne finished product all or have as required been laid by 30 bundle Splices cable devices from machine to transfer out, form a test macro with 30 groups of addressing interfaces special in ATE (automatic test equipment).High by test resistance value by the corresponding relation of Aircraft radio system wiring diagram and measured point, test resistance value is low, test output point misconnection, test output point are that these four kinds of states of ignore write an autotest program, when arrange ATE (automatic test equipment) export a 0.2A exciting current and specify response time 0.5S in receive an impedance be less than the signal of 5 Ω time, ATE (automatic test equipment) start autotest program judge tested point conduction status; When arrange ATE (automatic test equipment) export 500V high pressure time, and specify response time 0.25S in receive one be greater than the resistance signal of 10M Ω time, ATE (automatic test equipment) start autotest program judge tested point insulation status.After ordnance bunch of cables to be measured all completes the test of point-to-point or 1 point-to-multipoint, on machine, the electrical specification of radio system bunch of cables, insulation characterisitic also complete in situ detection simultaneously.
Cable original position switching test device 2 is stube cables between radio system bunch of cables 3 and testing apparatus fabric interface 1 on tested machine in test process, the connector one end at its two ends is connected with the plug and socket of various model in radio system bunch of cables 3 on tested machine, and the other end is connected with testing apparatus fabric interface 1.
The one end be connected with testing apparatus fabric interface 1 each electric connector heart yearn pin numerical value is fixed, be called normal end, it is identical with testing apparatus fabric interface 1 pin number, cable original position switching test device 2 other end is connected with radio system bunch of cables 3 on tested machine, the cable interface of the core number negligible amounts disperseed by radio system bunch of cables 3 on tested machine gathers together, decomposed by cable interface large for core number quantity, after making decomposition, each terminal heart yearn sum is less than or equal to normal end heart yearn numerical value.Electrically be cross-linked relation and airborne equipment concrete installation site between each system by analyzing on tested machine in radio system bunch of cables 3, radio transit cable device by normal end address is: 6000 ~ 8949 distribute.
Radio system bunch of cables 3 on tested machine is divided into electronic equipment rack and head section according to installation site concrete on machine.Radio system according to bunch of cables on relevant tested machine on electronic equipment rack on machine and head section statistics native system machine, after statistics each system again combining wireless electronic system carry out distributions making cable original position switching test device 2 according to normal end address.
System corresponding to cable original position switching test device 2 mainly comprises: integrated navigation system, communication control management equipment, short-wave radio set, ultrashort wave radio set one, ultrashort wave radio set two, radio altimeter, wireless compass, millimeter wave interrogator, airborne answering machine, radar warning, chaff dispenser, satellite communication.
The multi-tap that finished product attachment plug on tested for radio system wire harness 3 is corresponding with on radio system switching device 2 is connected, again the normal end of radio system switching test device 2 is connected with testing apparatus fabric interface 1, by on radio system switching device 2 one to one patchplug by the radio characteristic of tested for radio system wire harness 3, insulation characterisitic is transferred in testing apparatus main frame and automatically completes the organic cable in situ detection that powers on of radio system by test procedure, according to the resistance value of the every root wire shown on testing apparatus main frame, judge the reliability on machine after cable laying, select testing apparatus host stores or printing test result, namely the in situ detection of all finished product stube cables of radio system is completed.
Claims (1)
1. a helicopter radio system cable original position switching test device, it is characterized by: described cable original position switching test device (2) is the stube cable on machine tested in test process between radio system bunch of cables (3) with testing apparatus fabric interface (1): the connector one end at described cable original position switching test device (2) two ends is connected with the plug and socket in radio system bunch of cables (3) on tested machine, and the other end is connected with testing apparatus fabric interface (1); One end that described cable original position switching test device (2) is connected with testing apparatus fabric interface (1) is normal end, and its each electric connector heart yearn pin numerical value is fixed, identical with testing apparatus fabric interface (1) pin number; On described tested machine, each terminal heart yearn sum of radio system bunch of cables (3) is not more than normal end heart yearn numerical value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090899.0U CN204439751U (en) | 2015-02-09 | 2015-02-09 | A kind of helicopter radio system cable original position switching test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090899.0U CN204439751U (en) | 2015-02-09 | 2015-02-09 | A kind of helicopter radio system cable original position switching test device |
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| CN204439751U true CN204439751U (en) | 2015-07-01 |
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| CN201520090899.0U Active CN204439751U (en) | 2015-02-09 | 2015-02-09 | A kind of helicopter radio system cable original position switching test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067845A (en) * | 2015-07-31 | 2015-11-18 | 上海卫星工程研究所 | Spacecraft light-duty ground adapting test system |
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2015
- 2015-02-09 CN CN201520090899.0U patent/CN204439751U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067845A (en) * | 2015-07-31 | 2015-11-18 | 上海卫星工程研究所 | Spacecraft light-duty ground adapting test system |
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