CN105203892A - Reed switch characteristic testing method and reed switch characteristic tester - Google Patents
Reed switch characteristic testing method and reed switch characteristic tester Download PDFInfo
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- CN105203892A CN105203892A CN201510726684.8A CN201510726684A CN105203892A CN 105203892 A CN105203892 A CN 105203892A CN 201510726684 A CN201510726684 A CN 201510726684A CN 105203892 A CN105203892 A CN 105203892A
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Abstract
The invention discloses a reed switch characteristic testing method and a reed switch characteristic tester. The method comprises the following steps: a testing magnetic field is applied to a tested reed switch, and a controller is adopted to detect the corresponding action magnetic field intensities during the actuation and release of the reed switch to further obtain the actuation value and releasing value of the reed switch, wherein the intensity of the testing magnetic field can be controlled to change through the corresponding controller. The tester comprises the controller, a displayer connected with the controller, the testing magnetic field and a corresponding power supply, wherein the testing magnetic field is applied to the corresponding reel switch, and the intensity of the testing magnetic field can be controlled to change through the corresponding controller. The testing method is simple and effective; the tester is simple, scientific and reasonable in structure, stable and reliable in operation, and accurate and reliable in parameter characteristic testing; the testing method is simple and high in degree of automation, and has quite high practicality.
Description
Technical field
The present invention relates to a kind of characteristic test method and tester thereof of tongue tube.
Background technology
As a kind of tongue tube of relatively conventional basic electric components, its some related electric performances have very important impact to the performance of electric product, quality and functional reliability, stability.More crucial in the classical insulation of tongue tube have current capacity and sensitivity, and the sensitivity of tongue tube is the magnetic field intensity of instigating tongue tube junction closure, or the ampere turns of outer magnetizing coil.Up to the present, generally can only obtain from the product description produced in batches for the relevant important parameter characteristic comprising AT value of tongue tube in industry, may there is larger discrepancy in the concrete data of itself and actual product.Thus, in the application product that ask for something is higher, usually need to test its correlation parameter.But existing this kind of testing tool equipment is rare, even if by due to reasons such as its test philosophy, structure form, its automaticity is low, and test error is large, and test result is unreliable, and practicality is inadequate.
Summary of the invention
The object of the invention is the deficiency existed for above-mentioned prior art, a kind of characteristic test method and tester thereof of tongue tube are provided.The characteristic test method of its tongue tube is simple, effectively, its tester structure is simple, science, rationally, working stability is reliable, parameter characteristic test accurately, reliable, method of testing is simple, and automaticity is high, has very strong practicality.
The characteristic test method of tongue tube of the present invention is that the test magnetic field that its magnetic field intensity of use one controls change by corresponding controller puts on tested tongue tube, and detect corresponding tongue tube in its adhesive and reaction magnetic intensity during release by controller, and then obtain pickup value and the release value of tongue tube.
Adopt the compensation system testing magnetic field generation interference for a pair to compensate test magnetic field, its compensation system comprises disturbing magnetic field, humidity and/or temperature compensation means in test environment.
The characteristic tester of its tongue tube comprises controller, is connected to the display of described controller, tests magnetic field and corresponding power supply, and described test magnetic field is that a magnetic field intensity putting on corresponding tongue tube controls variable test magnetic field by corresponding controller.
The variable described test magnetic field of its magnetic field intensity comprises the variable test solenoid of its magnetic field intensity of being connected to described controller.
Also comprise a compensation system, described compensation system comprises a disturbing magnetic field compensating coil being connected to described controller, humidity and/or temperature compensator.
Described disturbing magnetic field compensating coil comprises earth coil, stray magnetic field inductive coil in test environment, and described humidity and temperature compensator comprises the humidity and temperature detecting element being connected to controller.
Described controller comprises comparison operation circuit, the switch detection circuit be connected with corresponding tongue tube and is connected to the pre-process circuit of described test solenoid and corresponding compensation system, and this pre-process circuit is connected with described computing circuit.
The beginning magnetic field intensity that value is released in described test is greater than magnetic field intensity when making tongue tube adhesive.
It is high to the measurement sensitivity of the AT value of tongue tube for the characteristic test method of tongue tube of the present invention and tester thereof, and test error is little, and result accurately and reliably.Understanding and support accurately can be compared by the correlation parameter information of display device to tongue tube to hold, thus provide the information foundation with practical significance for the use of tongue tube, to improve and to improve the workmanship of its application product further, its method of testing is simple, easy to operate, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the characteristic tester one example structure schematic diagram of tongue tube of the present invention.
Embodiment
In order to understand technical scheme of the present invention further, by following examples, the invention will be further described by reference to the accompanying drawings.
To be its magnetic field intensity of use one control the test magnetic field of linear change to put on tested tongue tube by corresponding controller for the characteristic test method of the tongue tube of the present embodiment, and detect corresponding tongue tube in its adhesive and the magnetic field intensity acting on this tongue tube during release by controller, and then calculated the pickup value and release value that obtain tongue tube by corresponding controller.The characteristic test method of tongue tube of invention is also included in by after linearly increasing test magnetic field and recording pickup value, then continues to increase and linearly increase test magnetic field one numerical value, the more linear test magnetic field that reduces is until obtain the release value of tongue tube.This method of testing i.e., the magnetic field intensity starting to put on tongue tube during its test release value is greater than magnetic field intensity when making tongue tube adhesive, and the test of the release value being imposes to be greater than to make the magnetic field intensity of tongue tube adhesive as initial test magnetic field; Its test error that the electromagnetic properties differ because of tongue tube can be avoided to produce.Its pickup value and release value can coil voltages (volt), and the electric current (milliampere) or the ampere-turn (AT) that flow through coil represent.
The compensation system adopting a pair test magnetic field to produce interference during test compensates test magnetic field, and its compensation system comprises disturbing magnetic field compensation system in test environment and the compensation system of the ambient humidity that has an impact to test solenoid and/or temperature etc.Its disturbing magnetic field compensation system comprises the earth coil, the stray magnetic field inductive coil that are arranged at (as tested tongue tube side) in test environment, and its humidity and temperature compensator can comprise the humidity and temperature detecting element being connected to controller being placed in test environment.
The characteristic tester of the tongue tube of the present embodiment as shown in Figure 1, comprises controller 1, is connected to LCD display 4 and the power supply 5 of controller 1, and test solenoid 6, disturbing magnetic field compensating coil 7 and temperature compensator 8 etc.Its test solenoid 6, disturbing magnetic field compensating coil 7 and temperature compensator 8 can be placed in tested tongue tube side respectively.
Its controller 1 includes comparison operation circuit 2, switch detection circuit 10 and is connected to the corresponding signal pre-processing circuit 3 of comparison operation circuit 2.Test solenoid 6, disturbing magnetic field compensating coil 7 and temperature compensator 8 are connected to its corresponding pre-process circuit 3.Its corresponding pre-process circuit 3 can carry out shaping to testing accordingly solenoid, disturbing magnetic field compensating coil and temperature compensator etc. and amplify process.
During test, tested tongue tube is fixedly placed in it to test accordingly in solenoid, tested tongue tube is connected to the switch detection circuit of controller, by controller, test solenoid is imposed to the test magnetic field of ascending linear change, when switch detection circuit detects tongue tube adhesive, the pickup value of tongue tube can be obtained by the magnetic field intensity now acting on tongue tube, continue again to increase test magnetic field one numerical value, descending linear reduction afterwards puts on the test magnetic field of tested tongue tube, when switch detection circuit detects that tongue tube discharges, namely same principle obtains the release value of tongue tube.Controller compensates computing by its comparison operation circuit to test solenoid, disturbing magnetic field compensating coil and temperature compensator, eliminates the test error that disturbing factor causes, to obtain test result accurately.
Claims (8)
1. the characteristic test method of a tongue tube, it is characterized in that the test magnetic field that its magnetic field intensity of use one controls change by corresponding controller puts on tested tongue tube, and detect corresponding tongue tube in its adhesive and reaction magnetic intensity during release by controller, and then obtain pickup value and the release value of tongue tube.
2. the characteristic test method of tongue tube according to claim 1, it is characterized in that employing test for a pair magnetic field produce interference compensation system to test magnetic field compensate, its compensation system comprises disturbing magnetic field, humidity and/or temperature compensation means in test environment.
3. the characteristic tester of a tongue tube, comprise controller, be connected to the display of described controller, test magnetic field and corresponding power supply, it is characterized in that described test magnetic field is the test magnetic field that a magnetic field intensity putting on corresponding tongue tube is controlled by corresponding controller.
4. the characteristic tester of tongue tube according to claim 3, is characterized in that the variable described test magnetic field of its magnetic field intensity comprises the variable test solenoid of its magnetic field intensity of being connected to described controller.
5. the characteristic tester of tongue tube according to claim 3, is characterized in that also comprising a compensation system, and described compensation system comprises a disturbing magnetic field compensating coil being connected to described controller, humidity and/or temperature compensator.
6. the characteristic tester of tongue tube according to claim 5, it is characterized in that described disturbing magnetic field compensating coil comprises earth coil, stray magnetic field inductive coil in test environment, described humidity and temperature compensator comprises the humidity and temperature detecting element being connected to controller.
7. the characteristic tester of tongue tube according to claim 3,4,5 or 6, it is characterized in that described controller comprises comparison operation circuit, the switch detection circuit be connected with corresponding tongue tube and is connected to the pre-process circuit of described test solenoid and corresponding compensation system, this pre-process circuit is connected with described computing circuit.
8. the characteristic tester of tongue tube according to claim 3, is characterized in that beginning magnetic field intensity that value is released in described test is greater than magnetic field intensity when making tongue tube adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726684.8A CN105203892A (en) | 2015-10-30 | 2015-10-30 | Reed switch characteristic testing method and reed switch characteristic tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726684.8A CN105203892A (en) | 2015-10-30 | 2015-10-30 | Reed switch characteristic testing method and reed switch characteristic tester |
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| Publication Number | Publication Date |
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| CN105203892A true CN105203892A (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510726684.8A Pending CN105203892A (en) | 2015-10-30 | 2015-10-30 | Reed switch characteristic testing method and reed switch characteristic tester |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929329A (en) * | 2016-07-01 | 2016-09-07 | 苏州工业园区服务外包职业学院 | Apparatus and method for detecting tongue tube |
| CN106324494A (en) * | 2016-08-31 | 2017-01-11 | 合肥邦立电子股份有限公司 | Reed switch detection device |
| CN106353674A (en) * | 2016-08-31 | 2017-01-25 | 合肥邦立电子股份有限公司 | Continuous reed switch detecting device |
| CN109100594A (en) * | 2018-08-27 | 2018-12-28 | 许昌许继软件技术有限公司 | A kind of adjustable damped oscillation magnetic field experimental rig of intensity |
| CN110231561A (en) * | 2019-06-17 | 2019-09-13 | 王爱华 | A kind of method of magnetic reed switch test |
| CN112557890A (en) * | 2020-11-14 | 2021-03-26 | 东莞市铱鑫电子科技有限公司 | Aging running machine for reed switch |
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| SU649059A1 (en) * | 1977-10-27 | 1979-02-25 | Харьковский Институт Радиоэлектроники | Device for control of sealed contact |
| CN101576524A (en) * | 2008-05-06 | 2009-11-11 | 冉芸华 | Detection device for dynamical contacting impedance of magnetic reed pipe and detection method thereof |
| CN201615929U (en) * | 2010-03-04 | 2010-10-27 | 济南中森机械制造有限公司 | Reed pipe detector |
| CN102207538A (en) * | 2011-03-03 | 2011-10-05 | 哈姆林电子(苏州)有限公司 | Multifunctional dry reed pipe tester |
| CN205067632U (en) * | 2015-10-30 | 2016-03-02 | 江西金程智能科技有限公司 | Characteristic test appearance of tongue tube |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4041451A (en) * | 1975-05-02 | 1977-08-09 | Konstantin Zarkadas | Circuit for monitoring the operativeness of current-consuming electrical devices |
| SU649059A1 (en) * | 1977-10-27 | 1979-02-25 | Харьковский Институт Радиоэлектроники | Device for control of sealed contact |
| CN101576524A (en) * | 2008-05-06 | 2009-11-11 | 冉芸华 | Detection device for dynamical contacting impedance of magnetic reed pipe and detection method thereof |
| CN201615929U (en) * | 2010-03-04 | 2010-10-27 | 济南中森机械制造有限公司 | Reed pipe detector |
| CN102207538A (en) * | 2011-03-03 | 2011-10-05 | 哈姆林电子(苏州)有限公司 | Multifunctional dry reed pipe tester |
| CN205067632U (en) * | 2015-10-30 | 2016-03-02 | 江西金程智能科技有限公司 | Characteristic test appearance of tongue tube |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929329A (en) * | 2016-07-01 | 2016-09-07 | 苏州工业园区服务外包职业学院 | Apparatus and method for detecting tongue tube |
| CN106324494A (en) * | 2016-08-31 | 2017-01-11 | 合肥邦立电子股份有限公司 | Reed switch detection device |
| CN106353674A (en) * | 2016-08-31 | 2017-01-25 | 合肥邦立电子股份有限公司 | Continuous reed switch detecting device |
| CN106324494B (en) * | 2016-08-31 | 2019-07-05 | 合肥邦立电子股份有限公司 | A kind of dry reed tube testing device |
| CN109100594A (en) * | 2018-08-27 | 2018-12-28 | 许昌许继软件技术有限公司 | A kind of adjustable damped oscillation magnetic field experimental rig of intensity |
| CN109100594B (en) * | 2018-08-27 | 2021-09-07 | 许昌许继软件技术有限公司 | Damping oscillation magnetic field test device with adjustable strength |
| CN110231561A (en) * | 2019-06-17 | 2019-09-13 | 王爱华 | A kind of method of magnetic reed switch test |
| CN112557890A (en) * | 2020-11-14 | 2021-03-26 | 东莞市铱鑫电子科技有限公司 | Aging running machine for reed switch |
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Effective date of abandoning: 20190326 |