CN112305371B - Device, system and method suitable for spacecraft cable network test - Google Patents
Device, system and method suitable for spacecraft cable network test Download PDFInfo
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- CN112305371B CN112305371B CN202010980903.6A CN202010980903A CN112305371B CN 112305371 B CN112305371 B CN 112305371B CN 202010980903 A CN202010980903 A CN 202010980903A CN 112305371 B CN112305371 B CN 112305371B
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- 238000012360 testing method Methods 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 19
- 238000012546 transfer Methods 0.000 claims description 21
- 238000010998 test method Methods 0.000 claims description 12
- 230000003044 adaptive effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 241000234295 Musa Species 0.000 description 2
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000011056 performance test Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/14—Circuits therefor, e.g. for generating test voltages, sensing circuits
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
One embodiment of the invention discloses a device, a system and a method for testing a spacecraft cable network, which comprise the following steps: the cable contact expanding device is used for amplifying the tested contacts of the connector in the tested cable network; the switching cable is used for connecting the cable joint unfolding device and the tested cable network; and the short-circuit plug is used for shorting the cable contact unfolding device. The testing method effectively solves the insulation testing problem among a plurality of connectors by means of the cable contact unfolding device. The cable testing method is flexible, simple and easy to operate, and can be suitable for testing any complex cable network.
Description
Technical Field
The invention relates to the field of cable testing. And more particularly to a device, system and method for spacecraft cable network testing.
Background
The aerospace engineering system has high cost and high risk, and has strict requirements on reliability and safety. The primary condition for ensuring the reliability of spacecraft engineering is to ensure the safety and reliability of interconnection of hardware equipment, power supply paths and signal transmission, namely to ensure the reliability of a cable network system and prevent the occurrence of path errors, short circuit between connector contacts and a shell, joint cold joint and lap joint faults. Therefore, the testing of the cable network system is particularly important after the cable development is finished, before the assembly is integrated and after long-distance transportation.
The performance test of the cable network is mainly divided into a conduction test and an insulation test. The conduction test is used for checking the corresponding relation of the spacecraft cable network paths, ensuring the correctness of the paths by measuring the point-to-point resistance values, and providing a basis for calculating the voltage drop of the power supply paths. The insulation test is to apply high voltage between the non-connected joints to verify the insulation capability of the cable under transient high voltage generated by equipment faults (overvoltage), and the insulation test can preliminarily judge whether the cable has faults such as wetting, ageing, lap joint and other local defects.
In order to reduce the weight of the cable, save the wiring space of the spacecraft, and lead to higher and higher integration of the development of the cable network of the spacecraft, the complexity of the cable network is increased, and taking a certain spacecraft model as an example, the main cable in the service cabin comprises 50 connectors, the connection relationship is close to 900 loops, and the testing difficulty of the complex cable is very high.
Disclosure of Invention
In view of this, a first embodiment of the present invention provides a network test apparatus for spacecraft cables, comprising:
the cable contact expanding device is used for amplifying the tested contacts of the connector in the tested cable network;
the switching cable is used for connecting the cable joint unfolding device and the tested cable network;
and the short-circuit plug is used for shorting the cable contact unfolding device.
In one embodiment, the cable contact deployment device comprises: the first public end, the second public end, the upper row of jacks, the lower row of jacks and the toggle switch, wherein,
the first public end is connected with the upper row of jacks through wires, and the second public end is connected with the lower row of jacks through wires;
a toggle switch is arranged between the upper row of jacks and the lower row of jacks, when the toggle switch is closed, the upper row of jacks and the lower row of jacks are connected, and when the toggle switch is disconnected, the upper row of jacks and the lower row of jacks are disconnected;
the upper row of jacks and the lower row of jacks are equal in number and correspond to each other in position one by one.
In one specific embodiment, the transit cable includes:
the cable joint unfolding device comprises an adapting end and a public end, wherein the adapting end is connected with a tested cable network, and the public end is connected with the cable joint unfolding device.
In a specific embodiment, the short-circuit plug comprises a test port and a connection port, the connection port is connected with the cable contact unfolding device, and the test port is used for connecting test equipment.
A second embodiment of the present invention provides a system for testing a cable network for a spacecraft, comprising:
the apparatus of any one of the first embodiments;
the testing device comprises a first testing end and a second testing end and is used for testing whether the tested contact is normal or not.
A third embodiment of the present invention provides a method for testing a cable network for a spacecraft, comprising:
judging the type of the cable network to be tested;
selecting a test requirement according to the type of the cable network to be tested;
and selecting a proper test method according to the test requirement, and judging whether the tested network is normal or not by using a test device according to the test method.
In a specific embodiment, the type of the cable network to be tested includes: a plurality of cables, a single connector, a plurality of connectors.
In a specific embodiment, the selecting the test requirement according to the type of the cable network under test includes:
when the tested cable network is a plurality of cables, whether the cables are conducted or not needs to be tested;
when the tested cable network is a single connector, whether each connector point in the single connector is insulated or not needs to be tested;
when the cable network to be tested is a plurality of connectors, it is necessary to test whether the connectors are insulated.
In a specific embodiment, the selecting an appropriate test method according to the test requirement includes:
when the tested cable network is a plurality of cables, respectively selecting matched switching cables according to test ports of the plurality of cables, respectively connecting the switching cable adaptive ends with the test ports of the plurality of cables, respectively connecting the public ends with the first public ends or the second public ends of the plurality of cable contact expanding devices, respectively butting the upper row jacks or the lower row jacks corresponding to the first public ends or the second public ends of the plurality of cable contact expanding devices by using the test ends of the test devices, and judging whether the plurality of cables are conducted according to test results displayed by the test equipment;
when the tested cable network is a single connector, a matched transfer cable is selected according to a test port of the single connector, an adapter end of the transfer cable is connected with the test port of the single connector, a public end is connected with a first public end of the cable contact unfolding device, a second public end of the cable contact unfolding device is connected with a matched short-circuit plug, the other toggle switches are closed except for a toggle switch between a first upper row of jacks and a first lower row of jacks, a first test end of test equipment is connected with the first upper row of jacks, a second test end of the test equipment is connected with a test end of the short-circuit plug, whether the first connector point in the single connector is insulated or not is judged according to a test result displayed by the test equipment, then the toggle switch between the second upper row of jacks and the second lower row of jacks is disconnected, the first test end of the test equipment is connected with the second upper row of jacks, the second test end of the test equipment is connected with the test end of the short-circuit plug, and insulation tests are sequentially carried out until the test of the last second upper row of jacks is completed, and the test is completed.
In a specific embodiment, the selecting an appropriate test method according to the test requirement further includes:
when the tested cable network is a plurality of connectors, matching transfer cables are selected according to test ports of the connectors, the adaptive ends of the transfer cables are respectively connected with the test ports of the connectors, the public ends are respectively connected with the first public ends of the cable contact unfolding devices, the second public ends of the cable contact unfolding devices are respectively connected with matched short-circuit plugs, toggle switches are all connected, the first test end of the test equipment is connected with the test end of the short-circuit plug of the tested connector, the second test end is connected with the test end of the short-circuit plug of another tested connector, whether insulation between the tested connector and the other tested connector is carried out is judged according to test results displayed by the test equipment, and then the test equipment sequentially carries out insulation test on the rest tested connectors until all connectors are tested.
The beneficial effects of the invention are as follows:
the invention can lead out all the joints in the cable network to test by using the matched transfer cable, so that the cable test is simple and easy to operate, and the cable damage possibly caused by directly operating the cable connector is avoided. The insulation test method of the invention only needs to carry out n-1 times, solves the conduction test of a complex cable (one end to multiple ends and multiple ends to multiple ends), can test a plurality of parallel point relations on a plurality of connectors at one time by connecting a plurality of cable contact unfolding devices, reduces test complexity, also solves the insulation test of a complex cable (one end to multiple ends and multiple ends to multiple ends), and solves the insulation test problem of a plurality of connectors in the same cable by the conventional insulation test method. The cable testing method is flexible, simple and easy to operate, and can be suitable for testing any complex cable network.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 illustrates a schematic diagram of a cable network test system suitable for use in a spacecraft that can implement an embodiment of the invention.
Fig. 2 shows a schematic diagram of a network test device for spacecraft cable according to an embodiment of the invention.
FIG. 3 shows a flow chart of a method for testing a spacecraft cable network, in accordance with an embodiment of the invention.
Fig. 4 shows a schematic diagram of a cable conduction test according to an embodiment of the invention.
Fig. 5 shows a schematic diagram of a single inter-connector insulation test according to an embodiment of the present invention.
FIG. 6 is a schematic diagram illustrating insulation testing between multiple connectors according to one embodiment of the invention
Detailed Description
In order to make the technical scheme and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
Example 1-A device and System for testing a spacecraft Cable network
As shown in fig. 1, a cable network test system suitable for a spacecraft includes: the test device is suitable for the spacecraft cable network test equipment 10 and the test device 20.
As shown in fig. 2, the test device 10 for a spacecraft cable network includes: a cable contact deployment device 101, a patch cable 103, and a shorting plug 105.
The cable contact expanding device 101 includes a first common terminal 1011, a second common terminal 1013, an upper row of jacks 1015, a lower row of jacks 1017 and a toggle switch 1019, for amplifying the tested contacts of the connector in the tested cable network.
The upper row of jacks 1015 includes a first jack, a second jack, a third jack, and so on, until the nth jack, n is a natural number that is not zero.
The lower row of jacks 1017 includes a first jack, a second jack, a third jack, and so on, until the nth jack, n is a natural number other than zero.
And, the number of the upper row jacks 1015 and the lower row jacks 1017 is equal, and the positions are in one-to-one correspondence, wherein n can be set according to actual conditions.
The first common terminal 1011 is connected to the upper row of jacks 1015 and the second common terminal 1013 is connected to the lower row of jacks 1017. It will be appreciated by those skilled in the art that the two may be connected by wires or other conductive materials, such as solder or other conductive metals. As can also be appreciated from fig. 2, the first common terminal 1011 and the second common terminal 1013 are the same type.
A toggle switch 1019 is disposed between the upper row of jacks 1015 and the lower row of jacks 1017, when the toggle switch 1019 is closed, the upper row of jacks 1015 is connected with the lower row of jacks 1017, and when the toggle switch 1019 is disconnected, the upper row of jacks 1015 is disconnected with the lower row of jacks 1017.
The patch cable 103 includes an adapter 1031 and a common terminal 1033 for connecting the cable junction deployment device to the cable network under test. Wherein the adaptation terminal 1031 is connected to a test port of the network under test and the common terminal 1033 is connected to the first common terminal 1011 or the second common terminal 1013 of the cable contact spreading device 101. And configuring a plurality of transit cables according to the type of the test port of the tested network.
Shorting plug 105, including test port 1051 and connection port 1053, is used to short the cable contact deployment device. All the contacts in the short-circuit plug are short-circuited and led out of a test port 1051, and the model of the short-circuit plug connecting port 1053 is matched with the model of the first common terminal 1011 or the second common terminal 1013 of the cable contact expanding device 101.
In a preferred example, the test port 1051 of the shorting plug 105 is a banana plug. Those skilled in the art will appreciate that banana plugs are used for testing purposes only, and that wire connectors or other conductive connectors are also possible.
The testing device 20 includes a first testing end 201 and a second testing end 203, and is used for testing whether the tested contact is normal. In one particular embodiment, the test device 20 may be a multimeter, an insulated megohmmeter, an ohmmeter, or the like.
Example 2-A method for testing a Cable network for spacecraft
As shown in fig. 3, a method for testing a cable network of a spacecraft includes:
judging the type of the cable network to be tested;
selecting a test requirement according to the type of the cable network to be tested;
and selecting a proper test method according to the test requirement, and judging whether the tested network is normal or not by using a test device according to the test method.
Wherein, the cable network type under test includes: a plurality of cables, a single connector, a plurality of connectors.
As shown in fig. 4, when the cable network to be tested is a plurality of cables, it is necessary to test whether the cables are conductive.
The cables are divided into a first cable and a second cable, and the cables are analogically distributed until the nth cable, wherein N is a natural number larger than zero, and N is determined according to actual conditions. According to the test port of the first cable, selecting a matched transfer cable, wherein the first transfer cable is adaptively connected with the test port of the first cable, the public end of the first transfer cable is connected with the first public end or the second public end of the first cable joint unfolding device, and so on until the matched transfer cable is selected according to the test port of the Nth cable, the Nth transfer cable is adaptively connected with the test port of the Nth cable, and the public end of the Nth transfer cable is connected with the first public end or the second public end of the Nth cable joint unfolding device.
Taking the example of testing whether the first cable and the second cable are conducted, those skilled in the art will understand that the method of testing whether any two cables are conducted is the same, and will not be described in detail herein.
If the common end of the first transfer cable is connected with the first common end of the first cable joint unfolding device, the first test end of the test device is abutted with the upper row jack of the first cable joint unfolding device, if the common end of the first transfer cable is connected with the second common end of the first cable joint unfolding device, the first test end of the test device is abutted with the lower row jack of the first cable joint unfolding device, and the second test end of the test device is identical.
According to the rules and the actual conditions, a first test end of the test device is connected with a corresponding upper row jack or a lower row jack of a first cable contact expanding device of the first cable, a second test end of the test device is connected with a corresponding upper row jack or a lower row jack of a second cable contact expanding device of the second cable, and then whether a plurality of cables are conducted is judged according to a test result displayed by the test equipment.
As shown in fig. 5, when the cable network under test is a single connector, it is necessary to test whether each of the individual connectors in the single connector is insulated.
According to the test ports of the single connectors, a matched transfer cable is selected, the adapter end of the transfer cable is connected with the test ports of the single connectors, the public end is connected with the first public end of the cable contact unfolding device, the second public end of the cable contact unfolding device is connected with a matched short-circuit plug, the toggle switches except for the first upper row jack and the first lower row jack are disconnected, the rest toggle switches are closed, the first test end of the test equipment is connected with the first upper row jack, the second test end of the test equipment is connected with the test end of the short-circuit plug, whether the first contact point in the single connectors is insulated or not is judged according to the test result displayed by the test equipment, then the toggle switch between the second upper row jack and the second lower row jack is disconnected, the first test end of the test equipment is connected with the second upper row jack, the second test end of the short-circuit plug is sequentially subjected to insulation test until the last upper row jack is tested to be completed, and the test is completed.
It will be appreciated by those skilled in the art that it is also possible that the common terminal of the patch cable is connected to the second common terminal of the cable contact deployment device and the first common terminal of the cable contact deployment device is connected to a mating shorting plug, and that the method steps are similar.
As shown in fig. 6, when the cable network to be tested is a plurality of connectors, it is necessary to test whether the connectors are insulated.
The connectors are divided into a first connector and a second connector, and the like until the mth connector, wherein m is a natural number larger than zero.
Taking the example of testing whether the first connector is insulated from the second connector, those skilled in the art will understand that the method for determining whether any two connectors are insulated is the same, and will not be described in detail herein.
According to the test ports of the first connector and the second connector, a matched first switching cable and a matched second switching cable are selected, the adaptive ends of the first switching cables are respectively connected with the test ports of the first connector, the public end of the first switching cable is connected with the first public end of the first cable contact unfolding device, and the second public end of the first cable contact unfolding device is connected with a matched first short-circuit plug. Similarly, the adapting ends of the second switching cables are respectively connected with the test ports of the second connectors, the public ends of the second switching cables are connected with the first public ends of the second cable contact unfolding devices, and the second public ends of the second cable contact unfolding devices are connected with the matched second short-circuit plugs.
And then, the toggle switches of the first cable contact unfolding device and the second cable contact unfolding device are closed, a first test end of the test equipment is connected with a test end of the short-circuit plug of the first cable contact unfolding device, a second test end of the test equipment is connected with a test end of the short-circuit plug of the second cable contact unfolding device, and whether insulation between the first connector and the second connector is achieved is judged according to a test result displayed by the test equipment.
It will be appreciated by those skilled in the art that the common end of the first transfer cable is terminated by the second common end of the first cable contact deployment device, the first common end of the first cable contact deployment device being connected to a mating first shorting plug, and the other cable contact deployment devices being similar in method steps.
It should be understood that the foregoing examples of the present invention are provided merely for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (6)
1. A method for testing a cable network applicable to a spacecraft is characterized by utilizing a cable network testing system applicable to the spacecraft
The system comprises: the device is suitable for spacecraft cable network test equipment and test devices;
the testing device comprises a first testing end and a second testing end;
the cable network test equipment suitable for the spacecraft comprises: the cable contact unfolding device, the transfer cable and the short-circuit plug;
the cable contact deployment device includes: the device comprises a first public end, a second public end, an upper row of jacks, a lower row of jacks and a toggle switch, wherein the toggle switch is arranged between the upper row of jacks and the lower row of jacks;
the method comprises
Judging the type of the cable network to be tested;
selecting a test requirement according to the type of the cable network to be tested;
selecting a proper test method according to the test requirement, and judging whether the tested network is normal or not by using a test device according to the test method;
the tested cable network type comprises: a plurality of cables, a single connector, a plurality of connectors;
the selecting the test requirement according to the type of the tested cable network comprises the following steps:
when the tested cable network is a plurality of cables, whether the cables are conducted or not needs to be tested;
when the tested cable network is a single connector, whether each connector point in the single connector is insulated or not needs to be tested;
when the tested cable network is a plurality of connectors, whether the connectors are insulated or not needs to be tested;
the method for selecting the proper test method according to the test requirement comprises the following steps:
when the tested cable network is a plurality of cables, respectively selecting matched switching cables according to the test ports of the plurality of cables, respectively connecting the adaptive ends of the switching cables with the test ports of the plurality of cables, respectively connecting the public ends with the first public ends or the second public ends of the plurality of cable contact expanding devices, respectively butting the upper row jacks or the lower row jacks corresponding to the first public ends or the second public ends of the plurality of cable contact expanding devices by using the test ends of the test devices, and judging whether the plurality of cables are conducted according to the test results displayed by the test devices;
when the tested cable network is a single connector, a matched transfer cable is selected according to a test port of the single connector, an adapter end of the transfer cable is connected with the test port of the single connector, a public end is connected with a first public end of the cable contact unfolding device, a second public end of the cable contact unfolding device is connected with a matched short-circuit plug, the other toggle switches are closed except for a toggle switch between a first upper row jack and a first lower row jack, a first test end of the test device is connected with the first upper row jack, a second test end of the test device is connected with a test end of the short-circuit plug, whether the first connector point in the single connector is insulated or not is judged according to a test result displayed by the test device, then the toggle switch between the second upper row jack and the second lower row jack is disconnected, the first test end of the test device is connected with the second upper row jack, the second test end of the test device is connected with the test end of the short-circuit plug, and insulation test is sequentially carried out until the test of the last second upper row jack is completed, and the test is completed;
when the tested cable network is a plurality of connectors, matching transfer cables are selected according to the test ports of the connectors, the adaptive ends of the transfer cables are respectively connected with the test ports of the connectors, the public ends are respectively connected with the first public ends of the cable contact unfolding devices, the second public ends of the cable contact unfolding devices are respectively connected with matched short-circuit plugs, toggle switches are closed, the first test end of the test device is connected with the test end of the short-circuit plug of the tested connector, the second test end is connected with the test end of the short-circuit plug of another tested connector, whether insulation between the tested connector and the other tested connector is carried out is judged according to the test result displayed by the test device, and then the test device sequentially carries out insulation test on the rest tested connectors until all the connectors are tested completely.
2. The method of claim 1, wherein the step of determining the position of the substrate comprises,
the cable contact expanding device is used for amplifying the tested contacts of the connector in the tested cable network;
the switching cable is used for connecting the cable joint unfolding device and the tested cable network;
and the short-circuit plug is used for shorting the cable contact unfolding device.
3. The method of claim 1, wherein the step of determining the position of the substrate comprises,
the first public end is connected with the upper row of jacks through wires, and the second public end is connected with the lower row of jacks through wires;
when the toggle switch is closed, the upper row of jacks and the lower row of jacks are connected, and when the toggle switch is disconnected, the upper row of jacks and the lower row of jacks are disconnected;
the upper row of jacks and the lower row of jacks are equal in number and correspond to each other in position one by one.
4. The method of claim 1, wherein the patch cable comprises:
the cable joint unfolding device comprises an adapting end and a public end, wherein the adapting end is connected with a tested cable network, and the public end is connected with the cable joint unfolding device.
5. The method of claim 1, wherein the shorting plug comprises a test port and a connection port, the connection port being connected to the cable contact deployment device, the test port being for connection to test equipment.
6. The method of claim 1, wherein the testing device is configured to test whether the contact under test is normal.
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| CN202010980903.6A CN112305371B (en) | 2020-09-17 | 2020-09-17 | Device, system and method suitable for spacecraft cable network test |
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| CN112305371B true CN112305371B (en) | 2024-04-12 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10149502A1 (en) * | 2001-10-08 | 2003-04-10 | Peter Fries | Electrical cable tester with plug and socket for connecting to cable under test and a measurement unit with a matching number of measurement contacts so that multi-core cable can be quickly and accurately tested |
| KR101151885B1 (en) * | 2010-12-07 | 2012-05-31 | 한국항공우주연구원 | Cable access device and the system for testing conductive sensitivity using the same |
| CN102680859A (en) * | 2012-05-31 | 2012-09-19 | 北京空间飞行器总体设计部 | Conduction and insulation testing method for cable network |
| CN105334352A (en) * | 2014-08-11 | 2016-02-17 | 北京航天动力研究所 | Three-position switch array conduction insulation test device and method |
| CN206209051U (en) * | 2016-11-08 | 2017-05-31 | 上海宇航系统工程研究所 | A kind of expandable type cable insulation tester |
| CN206223896U (en) * | 2016-11-17 | 2017-06-06 | 上海卫星工程研究所 | A kind of star ground low-frequency cable portable test arrangement |
| CN110045208A (en) * | 2019-04-30 | 2019-07-23 | 北京航天时代光电科技有限公司 | It is a kind of for quickly detecting the fexible unit and method of electric connector |
| CN209486220U (en) * | 2018-12-06 | 2019-10-11 | 贵州航天风华精密设备有限公司 | A kind of cable conducting insulation testing system |
-
2020
- 2020-09-17 CN CN202010980903.6A patent/CN112305371B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10149502A1 (en) * | 2001-10-08 | 2003-04-10 | Peter Fries | Electrical cable tester with plug and socket for connecting to cable under test and a measurement unit with a matching number of measurement contacts so that multi-core cable can be quickly and accurately tested |
| KR101151885B1 (en) * | 2010-12-07 | 2012-05-31 | 한국항공우주연구원 | Cable access device and the system for testing conductive sensitivity using the same |
| CN102680859A (en) * | 2012-05-31 | 2012-09-19 | 北京空间飞行器总体设计部 | Conduction and insulation testing method for cable network |
| CN105334352A (en) * | 2014-08-11 | 2016-02-17 | 北京航天动力研究所 | Three-position switch array conduction insulation test device and method |
| CN206209051U (en) * | 2016-11-08 | 2017-05-31 | 上海宇航系统工程研究所 | A kind of expandable type cable insulation tester |
| CN206223896U (en) * | 2016-11-17 | 2017-06-06 | 上海卫星工程研究所 | A kind of star ground low-frequency cable portable test arrangement |
| CN209486220U (en) * | 2018-12-06 | 2019-10-11 | 贵州航天风华精密设备有限公司 | A kind of cable conducting insulation testing system |
| CN110045208A (en) * | 2019-04-30 | 2019-07-23 | 北京航天时代光电科技有限公司 | It is a kind of for quickly detecting the fexible unit and method of electric connector |
Non-Patent Citations (3)
| Title |
|---|
| 基于Labsql数据库工具的电缆连接关系映射及拓扑实现;黄皓;陈策;;自动化与仪器仪表;20150325(第03期);全文 * |
| 航天器多端口电缆自动测试系统的设计;樊晶晶;计测技术;第36卷;188-192页 * |
| 航天器电缆网测试方法探索;袁亚飞;柏向春;冯荣尉;;宇航计测技术;20110815(第04期);全文 * |
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