CN101718835B - Comprehensive insulation and voltage resistance testing device of electric connector - Google Patents
Comprehensive insulation and voltage resistance testing device of electric connector Download PDFInfo
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- CN101718835B CN101718835B CN2009102232939A CN200910223293A CN101718835B CN 101718835 B CN101718835 B CN 101718835B CN 2009102232939 A CN2009102232939 A CN 2009102232939A CN 200910223293 A CN200910223293 A CN 200910223293A CN 101718835 B CN101718835 B CN 101718835B
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Abstract
The invention relates to a comprehensive insulation and voltage resistance testing device of an electric connector. Contact couples of electric conversion connector interfaces, which are connected with the electric connector to be tested, are divided into four test groups in a staggered row and staggered column mode; in the four test groups, a testing cable switches a common output interface connected with a testing power supply; a sequential control circuit controls the transverse short circuiting of the four test groups to test the transverse voltage of the contact couples, the longitudinal short circuiting of the four test groups to test the longitudinal voltage of the contact couples and the short circuiting of the four test groups to test voltage between the contact couples and a casing; and the comprehensive results of the testing voltage in the transverse direction and the longitudinal direction and between the contact couples and the casing are compared with insulation parameters and dielectric withstand voltage parameters which are set in a control system to complete the performance testing of an electric connector product to be tested. The invention has the advantages of few testing steps, short fixed conduction time, large testing quantity within unit time, high testing efficiency and testing degree of automation, accurate control of testing time, ensured voltage increase time of insulation and dielectric withstand voltage and accurate testing result.
Description
Technical field
The present invention relates to electric connector proving installation field, a kind of specifically proving installation that is used to test electric connector dielectric voltage withstand combination property.
Background technology
The insulation resistance of electric connector product and withstand voltage resistance are the most basic electric parameters that guarantees the electric connector reliably working, so must use Insulation Resistance Tester and Hi-pot Tester to electric connector insulate, electrical parameters detection such as withstand voltage, whether the insulation resistance and the proof voltage that differentiate between all contact idols, contact between idol and housing be qualified, parameter of common every survey just needs to change instrument, test product needs repeatedly plug, and change corresponding test fixture, check speed is slow, efficient is low, also easy false retrieval, omission.The multi-tester that adopts mainly is at the online detection after electric connector and the wire bonds at present, and its method is to utilize noble potential point by point scanning, is fit to few product test of counting, and can not be used for the product fast detecting of more contact idol.
As the patent No. is 20061066468.6 disclosed a kind of comprehensive detection control device design method for electric connector, it is first that any three jacks that face mutually of electric connector interface are compiled respectively, two, three test groups, adopt the switch rotation to make circuit turn-on respectively successively to the first and second test groups, the first and the 3rd test group, the second and the 3rd test group, first, two, three test groups and electrical connector housing to be measured add insulation, voltage-withstand test voltage, between all contact idols of test electric connector, insulation between contact idol and shell, withstand voltage properties, test product need not repeatedly to plug, no false retrieval, omission, its weak point is: adopt changer manual operation test, insulation, withstand voltage testing procedure is loaded down with trivial details, unit step conduction time is fixedly the time, prolong overall fixedly conduction time, testing efficiency is low, the prolonged and repeated manual rotation changer of palpus, the labour intensity height, can't test the combination property of electric connector automatically fast, and manually-operated test rotational time can't accurately be controlled, insulation, can't guarantee that test result has deviation withstand voltage pressing time; Changer uses repeatedly, and the reed of changer is easy to wear, and serviceable life is short, has greatly reduced insulation, the voltage withstand class of proving installation; Under the bigger environmental baseline of humidity, easily discharge between the insulated part of changer and the live part causes the test out of true maybe can't test.
Summary of the invention
For the contact idol packet mode that solves electric connector to be measured in the prior art unreasonable, testing procedure is loaded down with trivial details, fixing energising T.T. is long, testing efficiency is low, and the test operation automaticity is low, manually-operated labour intensity height, the insulation and can't guarantee withstand voltage pressing time, the inaccurate deficiency that waits of test result, the contact idol packet mode that the purpose of this invention is to provide a kind of electric connector to be measured is reasonable, testing procedure is simple, fixing energising T.T. is short, the testing efficiency height, test automation degree height, hand labor intensity is low, and insulation, withstand voltage pressing time need not manual control, automatically control pressurization, test duration control is accurate, a kind of comprehensive insulation and voltage resistance testing device of electric connector of accurate test result.
In order to achieve the above object, the technical solution used in the present invention: a kind of comprehensive insulation and voltage resistance testing device of electric connector, mainly form by control system, test cable, conversion electric connector, control system cable after tested connects conversion electric connector input end, conversion electric connector output terminal connects electric connector to be measured, and its technical characterstic is:
Some contact idols of described conversion electric connector output terminal interface are divided into first, two, three, four test groups, determine that any contact idol is the test point of the first test group, with the even laterally adjacent test point of contacting of the first test group is the test point of the second test group, with the even vertically adjacent test point of contacting of the first test group is the test point of the 3rd test group, the binding site vertically adjacent and laterally adjacent with the test point of the 3rd test group with the test point of the second test group is the test point of the 4th test group, and the like, the arrangement benchmark that is formed by four test points is assigned to first to external diffusion until the some contact idols that will change electric connector output terminal interface, two, three, in the four test groups, four fractions tested are not connected with four pin short circuits of conversion electric connector input end, and four pins of conversion electric connector input end connect test cable;
Described control system comprises testing power supply, sequential control circuit, conversion executing circuit, public output interface, described conversion executing circuit comprises relay J 1, J2, J3, described public output interface comprises five output point S1, S2, S3, S4, S5, first, two, three, four output point S1, S2, S3, S4 cable after tested is connected to first of conversion electric connector respectively, two, three, four test winding contacts, the 5th output point S5 cable after tested connects the conversion electrical connector housing, two normally opened contact J1-1 of described sequential control circuit pilot relay J1, the J1-2 closure makes the first output point S1 and the second output point S2 short circuit, the 3rd output point S3 and the 4th output point S4 short circuit test first, two test groups and the 3rd, lateral voltage between four test groups, two normally opened contact J2-1 of sequential control circuit pilot relay J2, the J2-2 closure makes the first output point S1 and the 3rd output point S3 short circuit, the second output point S2 and the 4th output point S4 short circuit test first, three test groups and second, longitudinal voliage between four test groups, two normally opened contact J3-1 of sequential control circuit pilot relay J3, the J3-3 closure, normally closed contact J3-2 opens and makes first, two, three, four output point short circuits, testing power supply and the 5th output point S5 short circuit and first, two, three, four output points and testing power supply out of circuit test first, two, three, voltage between four test groups and conversion electrical connector housing, sequential control circuit is controlled testing power supply successively and is switched insulated power supplies, withstand voltage power supply test first, two test groups and the 3rd, lateral voltage between four test groups, first, three test groups and second, longitudinal voliage between four test groups, first, two, three, four test groups realize being connected the insulation of changing the electric connector to be measured that is electrically connected with the voltage between the conversion electrical connector housing, voltage-withstand test.
Beneficial effect of the present invention: some contact idols that will connect the conversion electric connector interface of electric connector to be measured are divided into four test groups by interlacing every the mode of row, four public output interfaces that the test group is connected with testing power supply by the test cable switching, by first of four test groups of sequential control circuit control, horizontal short circuit and the 3rd are organized in second test, the some contacts idol that horizontal short circuit test conversion electric connector is organized in the 4th test laterally between voltage, and four test groups first, vertical short circuit and second are organized in the 3rd test, the some contacts idol that vertical short circuit test conversion electric connector is organized in the 4th test vertically between voltage, by some contacts of four test group short circuit test conversion electric connectors of sequential control circuit control voltage by chance and between the test conversion electrical connector housing, between comprehensive laterally contact idol, between vertically contact idol, the insulation of setting in test voltage result between contact idol and shell and the control system, withstand voltage electrical quantity comparison, finish performance test to electric connector product to be measured, performance test only need be by horizontal, vertically, the contact idol is finished with the three pacings examination of shell, testing procedure is few, fixedly conduction time is short, unit interval build-in test quantity is many, the testing efficiency height, and test process is controlled by sequential circuit fully, the automaticity height, the test duration precise control, insulation, be protected withstand voltage pressing time, test result is accurate, can be quick, test the insulation of electric connector exactly, withstand voltage properties.
Description of drawings
Fig. 1 is the structural representation of detection control apparatus of the present invention;
Fig. 2 is control system figure of the present invention;
Fig. 3 is first kind of contact idol grouping embodiment;
Fig. 4,5 is first kind of contact idol grouping synoptic diagram;
Fig. 6 is second kind of contact idol grouping embodiment;
Fig. 7 is the third contact idol grouping embodiment.
Among the figure: Test Host 1, control system 2, testing power supply 21, sequential control circuit 22, conversion executing circuit 23, control panel 3, display part 4, starter gear 5, control set for adjusting 6, public output interface 7, test cable 8, conversion electric connector 9, electric connector 10 to be measured.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Detection control apparatus shown in Fig. 1,2, mainly comprise Test Host 1, test cable 8, conversion electric connector 9, be provided with control system 2 in Test Host 1 shell, Test Host 1 shell is provided with control panel 3, control panel 3 is provided with display part 4, starter gear 5, control set for adjusting 6, public output interface 7, public output interface 7 cable 8 after tested connects conversion electric connector 9, and conversion electric connector 9 connects tested point connector 10.
Choose and the identical conversion electric connector of electric connector contact idol to be measured, the conversion electric connector is connected to the public output interface of Test Host by test cable, make Insulation test power supply, voltage-withstand test power supply, sequential circuit energising, enter holding state, the performance of foundation product regulation to be measured is by insulation, withstand voltage electrical quantity in control set for adjusting 6 setting control systems.
Electric connector to be measured is connected to the conversion electric connector, start starter gear 5, the closed Insulation test power supply of connecting of sequential control circuit control double-contact relay JX, the Insulation test power supply adds to voltage the first output point S1 and the 4th output point S4 of public output interface, sequential control circuit pilot relay J1-1, the J1-2 closure makes the first output point S1 and the second output point S2 short circuit, the 3rd output point S3 and the 4th output point S4 short circuit, Insulation test voltage adds to the laterally voltage between each row contact idol of laterally contact idol of each row of electric connector to be measured test through the corresponding contact idol of conversion electric connector, and the sequential control circuit time-delay is conduction time fixedly; Sequential control circuit pilot relay J1-1, J1-2 open, relay J 2-1, J2-2 closure make the first output point S1 and the 3rd output point S3 short circuit, the second output point S2 and the 4th output point S4 short circuit, even each row that adds to electric connector to be measured of the corresponding contact of Insulation test voltage through changing electric connector vertically contact even test, and vertically each is listed as the voltage that contacts between idol, and the sequential control circuit time-delay is conduction time fixedly; Sequential control circuit pilot relay J3-1, the J3-3 closure, J3-2 opens and makes first, two, three, four output point S1, S2, S3, the S4 short circuit, the 5th output point S5 and conversion electrical connector housing short circuit and first, two, three, four output point S1, S2, S3, S4 and Insulation test electric power disconnection, Insulation test voltage contacts the voltage of testing on the even summations electrical connector housing to be measured between all contact idols and shell through even all that add to electric connector to be measured of the corresponding contact of conversion electric connector, sequential circuit time-delay control J2-1, J2-2, J3-1, J3-3 opens, the J3-2 closure, double-contact relay JX opens the Insulation test circuit is disconnected, control the closed voltage-withstand test power supply of connecting of double-contact relay JY simultaneously, the voltage-withstand test power supply adds to first of public output interface with voltage, four output points, sequential circuit pilot relay J1-1, the J1-2 closure makes the first output point S1 and the second output point S2 short circuit, the 3rd output point S3 and the 4th output point S4 short circuit, voltage-withstand test voltage is tested the voltage that laterally contacts between idol through the even horizontal contact idol of each row that adds to electric connector to be measured of the corresponding contact of conversion electric connector, sequential circuit time-delay pilot relay J1-1, J1-2 opens, relay J 2-1, the J2-2 closure makes the first output point S1 and the 3rd output point S3 short circuit, the second output point S2 and the 4th output point S4 short circuit, voltage-withstand test voltage is listed as the vertical voltage that contacts between idol of the even test of vertical contact through even each that adds to electric connector to be measured of the corresponding contact of conversion electric connector, sequential circuit time-delay pilot relay J3-1, the J3-3 closure, J3-2 opens and makes first, two, three, four output point S1, S2, S3, the S4 short circuit, the 5th output point S5 and conversion electrical connector housing short circuit and first, two, three, four output point S1, S2, S3, S4 and voltage-withstand test power supply disconnect, voltage-withstand test voltage contacts the voltage of testing on the even summations electrical connector housing to be measured between contact idol and shell through even all that add to electric connector to be measured of the corresponding contact of conversion electric connector, and the sequential circuit time-delay is controlled double-contact relay JY and opened the recovery holding state.
In the test voltage process, do not exceed insulation, withstand voltage electrical quantity in the setting control system as each voltage tester result, the corresponding test link display lamp of display part 4 gives a green light on the control panel; Exceed insulation, withstand voltage electrical quantity in the setting control system as each voltage tester result, reporting to the police automatically appears in one-of-a-kind system, and the corresponding test link display lamp of display part sends out a warning on the control panel.
Fig. 3,4,5 illustrated embodiments one, electric connector contact idol to be measured is 16 evenly distributed in length and breadth contact idols, the contact idol is respectively a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, wherein contacting even a is the first test group test point, contacting even b is the second test group test point, contacting even e is the 3rd test group test point, contacting even f is the 4th test group test point, to contact even a, b, e, f forms a rectangular arranged benchmark to external diffusion, according to the connection principle of interlacing every row, promptly the first test group test point comprises a, c, i, k, the second test group test point comprises b, d, j, l, the 3rd test group test point comprises e, g, m, o, the 4th test group test point comprises f, h, n, p.
The contact idol a of the first test group is communicated with (as shown in Figure 5) with the contact idol e that contacts idol b connection, the 3rd test group of the second test group with the idol f that contacts of the 4th test group, and the like, horizontal colleague is connected into equipotential respectively, test upper and lower two in the ranks voltage can draw voltage between adjacent up and down two contact points; The contact idol a of the first test group is communicated with (as shown in Figure 6) with the contact idol b that contacts idol e connection, the second test group of the 3rd test group with the idol f that contacts of the 4th test group, and the like, will be longitudinally same column connect into equipotential respectively, test voltage between left and right two row can draw adjacent about voltages between two contact idols; Connection a, b, e, f all are communicated with the test point of first, second, third and fourth test group, test voltage between all contact idols of electrical connection device to be measured and electrical connector housing to be measured.
Embodiment illustrated in fig. 6 two, electric connector contact idol to be measured is 25 evenly distributed contact idols of circumferencial direction, the contact idol is respectively a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, according to the connection principle of spacer ring every diameter, promptly the first test set of contact idol comprises a, c, e, g, i, k, u, w, the second test set of contact idol comprises b, d, f, h, j, l, v, x, the 3rd test set of contact idol comprises m, o, q, s, y, the 4th test set of contact idol comprises n, p, r, t, the contact idol of the first test group is coupled logical with contacting of the second test group, the contact idol of the 3rd test group is coupled logical with contacting of the 4th test group, contact idol on the same annulus on the circumference is formed equipotential, the voltage between the adjacent two contact idols of test diameter direction; The contact idol of the first test group is coupled logical with contacting of the 4th test group with the coupled contact idol logical, the second test group of contacting of the 3rd test group, with the coupled formation equipotential that connects of the contact on the same diameter of circumference, the voltage on the test annular direction between adjacent two contact idols.
Embodiment illustrated in fig. 7 three, electric connector to be measured comprises 13 contact idols, the contact idol is respectively a, b, c, d, e, f, g, h, i, j, k, l, m, according to the connection principle of interlacing every row, promptly the first test set of contact idol comprises a, c, j, l, the second test set of contact idol comprises b, d, k, m, the 3rd test set of contact idol comprises f, h, the 4th test set of contact idol comprises e, g, i, to contact benchmark that even a, b, f, g form to external diffusion, contactless even position is a default position, the even position of contact is arranged by reference connection, method of testing such as embodiment one.
Claims (1)
1. comprehensive insulation and voltage resistance testing device of electric connector, mainly form by control system (2), test cable (8), conversion electric connector (9), control system cable after tested connects conversion electric connector input end, conversion electric connector output terminal connects electric connector to be measured (10), it is characterized in that:
Some contact idols of described conversion electric connector (9) output terminal interface are divided into first, two, three, four test groups, determine that any contact idol is first test point of the first test group, with the even laterally adjacent contact idol of contacting of the first test group is second test point of the second test group, with the even vertically adjacent contact idol of contacting of the first test group is the 3rd test point of the 3rd test group, the binding site vertically adjacent and laterally adjacent with the test point of the 3rd test group with the test point of the second test group is the 4th test point of the 4th test group, and the like, by first, two, three, the arrangement benchmark that four test points form is assigned to first to external diffusion until the some contact idols that will change electric connector output terminal interface, two, three, in the four test groups, four fractions tested are not connected with four pin short circuits of conversion electric connector input end, and four pins of conversion electric connector input end connect test cable;
Described control system (2) comprises testing power supply (21), sequential control circuit (22), conversion executing circuit (23), public output interface (7), described conversion executing circuit comprises relay J 1, J2, J3, described public output interface comprises five output point S1, S2, S3, S4, S5, first, second, third and fourth output point S1, S2, S3, S4 cable after tested are connected to first, second, third and fourth test winding contact of changing electric connector respectively, and the 5th output point S5 cable after tested connects the conversion electrical connector housing; Two normally opened contact J1-1 of described sequential control circuit pilot relay J1, J1-2 closure make the first output point S1 and the second output point S2 short circuit, the 3rd output point S3 and the 4th output point S4 short circuit test lateral voltage between first and second test group and third and fourth test group; Two normally opened contact J2-1 of sequential control circuit pilot relay J2, J2-2 closure make the first output point S1 and the 3rd output point S3 short circuit, the second output point S2 and the 4th output point S4 short circuit test longitudinal voliage between first and third test group and second, four test groups; Two normally opened contact J3-1 of sequential control circuit pilot relay J3, J3-3 closure make first, second, third and fourth output point short circuit, testing power supply and the 5th output point S5 short circuit, and sequential control circuit is controlled normally closed contact J3-2 simultaneously and opened the voltage that makes between testing power supply and first, second, third and fourth test group of first, second, third and fourth output point out of circuit test and conversion electrical connector housing; Sequential control circuit is controlled testing power supply successively and is switched longitudinal voliage, first, second, third and fourth test group between lateral voltage, first and third test group and second, four test groups between insulated power supplies, first and second test group of withstand voltage power supply test and third and fourth test group and change insulation, the voltage-withstand test that voltage between electrical connector housing is realized electric connector to be measured.
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| CN2009102232939A CN101718835B (en) | 2009-11-23 | 2009-11-23 | Comprehensive insulation and voltage resistance testing device of electric connector |
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| CN2009102232939A CN101718835B (en) | 2009-11-23 | 2009-11-23 | Comprehensive insulation and voltage resistance testing device of electric connector |
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| CN101718835A CN101718835A (en) | 2010-06-02 |
| CN101718835B true CN101718835B (en) | 2011-01-26 |
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| CN110672998B (en) * | 2019-10-17 | 2022-08-23 | 上海工艺美术职业学院 | Conduction and withstand voltage test method and conduction and withstand voltage test assembly of connector |
| CN111551834B (en) * | 2020-06-04 | 2022-09-27 | 陕西宝光真空电器股份有限公司 | Power frequency withstand voltage detection device and method for vacuum arc-extinguishing chamber |
| CN117347807B (en) * | 2023-12-04 | 2024-03-26 | 山东航天正和电子有限公司 | Insulation and voltage-withstand comprehensive test device for electric connector |
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Address after: 225400 Taixing Economic Development Zone, industrial park, the city of Jiangsu Patentee after: The soldiers all Polytron Technologies Inc Address before: 225400 Taixing Economic Development Zone, industrial park, the city of Jiangsu Patentee before: Taixing City Hanglian Electyic Connector Co,. Ltd. |