CN204188774U - Multipath conversion type relay tester - Google Patents
Multipath conversion type relay tester Download PDFInfo
- Publication number
- CN204188774U CN204188774U CN201420660811.XU CN201420660811U CN204188774U CN 204188774 U CN204188774 U CN 204188774U CN 201420660811 U CN201420660811 U CN 201420660811U CN 204188774 U CN204188774 U CN 204188774U
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- relay
- test circuit
- selector switch
- contact
- interface
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Abstract
The utility model discloses multipath conversion type relay tester, it comprises AD acquisition process circuit, relay conversion fishplate bar, 100mA constant current source loading resistor test circuit, 10mA constant current source coil resistance test circuit, 1mA constant current source coil resistance test circuit, contact resistance drop test circuit, adhesive release voltage test circuit, contact bounce test circuit and main control system.The beneficial effects of the utility model are: according to the measuring technology condition of relay to be tested, to the setting that relay selector switch closes, meet GJB and GB standard-required, treat busy relay contact simultaneously and carry out combination in any selection, reach the object that the electric parameter treating busy relay carries out test automatically, be applicable to relay producer and applying unit to the detection of relay performance, and there is structure feature simple, easy to use.
Description
Technical field
The utility model relates to multipath conversion type relay tester, and particularly a kind of nine road conversion hysteria relay tester, belong to tester technical field.
Background technology
Along with the development of technology, in Aeronautics and Astronautics, many fields such as civilian, need the relay of multichannel relay to be tested to carry out signal control, conversion, transmission, the manufacturer of relay and applying unit get more and more to the requirement of relay multi-channel test.Relay is a kind of control device that is automatic and remote operation, one of important execution components and parts of the aircraft such as Aeronautics and Astronautics, be applied to the not too large circuit of controlling power (being generally less than 25A), be responsible for the effect that signal control, conversion, transmission etc. are important.The classical insulation of relay is the guarantee of relay quality, and comprise the parameters such as voltage, electric current, resistance, contact drop, contact resistance, according to requirement and the regulation of GJB and GB standard, test loaded down with trivial details, manual test cannot ensure testing requirement.
The tester detecting relay in the market also has many, but tester can only detect at most the electric parameter (resistance, adhesive release voltage, normally-open normally-close contact resistance, adhesive release time and bounce time and synchronization discrepancy) of the relay on 4 tunnels, and can not the contact voltage drop under the load of relay rated voltage be tested, single contact types (once can only independently select often to open or normally closed or conversion) can only be selected simultaneously, can not combine contact (a road choosing is often opened, and normally closed or conversion is selected on another road).Existing market occurs that a large amount of contacts way is greater than the relay of four road multiconductor types, and traditional relay tester can only test the contact resistance of 4 roads and test contact, cannot test the contact voltage drop under rated voltage load, does not reach the requirement of relevant criterion.
Summary of the invention
The purpose of this utility model is to provide a kind of multipath conversion type relay tester, the deficiencies in the prior art can be overcome, meet GJB and GB standard-required, can treat busy relay contact and carry out combination in any selection, the electric parameter treating busy relay is tested automatically.
The purpose of this utility model is achieved through the following technical solutions: multipath conversion type relay tester, it comprises AD acquisition process circuit, relay conversion fishplate bar, 100mA constant current source loading resistor test circuit, 10mA constant current source coil resistance test circuit, 1mA constant current source coil resistance test circuit, contact resistance drop test circuit, adhesive release voltage test circuit, contact bounce test circuit and main control system, described relay conversion fishplate bar is provided with multicircuit relay interface, relay coil interface and many group test circuit interfaces, one road relay interface is corresponding with one group of test circuit interface and electrically connect, the output terminal of relay conversion fishplate bar is connected with AD acquisition process circuit, AD acquisition process circuit exports main control system to, the relay interface of relay conversion fishplate bar is at least connected with the contact of a relay to be tested, relay coil interface is connected with relay coil to be tested, contact bounce test circuit is connected with test circuit interface respectively by test duration selector switch, adhesive release voltage test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPA, 100mA constant current source loading resistor test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPB, 10mA constant current source coil resistance test circuit is connected with test circuit interface with relay contact selector switch by rated voltage load selector switch KPC, 10mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch simultaneously, 1mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch, contact resistance drop test circuit is connected with relay coil interface by coil selector switch, test duration selector switch, contact load selector switch KPA, relay contact selector switch, contact load selector switch KPB, rated voltage load selector switch KPC and coil selector switch and main control system Electricity Federation closing also by main control system gauge tap.
Described relay conversion fishplate bar is provided with nine road relay interfaces.
Described test circuit interface is made up of one-in-and-one-out two interfaces.
Described relay conversion fishplate bar is at least provided with a relay coil interface.
The beneficial effects of the utility model are: according to the measuring technology condition of relay to be tested, to the setting that relay selector switch closes, meet GJB and GB standard-required, treat busy relay contact simultaneously and carry out combination in any selection, reach the electric parameter (resistance treating busy relay, adhesive release voltage, contact resistance or pressure drop (under rated voltage load), adhesive release time and bounce time and synchronization discrepancy) carry out the object of test automatically, be applicable to the detection that relay producer and applying unit treat busy relay performance, and it is simple to have structure, feature easy to use.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model framework;
Fig. 2 is electrical schematic diagram of the present utility model;
Fig. 3 is the utility model coil resistance test philosophy figure;
Fig. 4 is the utility model contact bounce test philosophy figure;
Fig. 5 is the utility model contact resistance drop test philosophy figure;
Fig. 6 is the connection diagram of the utility model relay contact combination in any to be tested.
Embodiment
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As Fig. 1, multipath conversion type relay tester, it comprises AD acquisition process circuit, relay conversion fishplate bar, 100mA constant current source loading resistor test circuit, 10mA constant current source coil resistance test circuit, 1mA constant current source coil resistance test circuit, contact resistance drop test circuit, adhesive release voltage test circuit, contact bounce test circuit and main control system, described relay conversion fishplate bar is provided with multicircuit relay interface, relay coil interface and many group test circuit interfaces, one road relay interface is corresponding with one group of test circuit interface and electrically connect, the output terminal of relay conversion fishplate bar is connected with AD acquisition process circuit, AD acquisition process circuit exports main control system to, the relay interface of relay conversion fishplate bar is at least connected with the contact of a relay to be tested, relay coil interface is connected with relay coil to be tested, contact bounce test circuit is connected with test circuit interface respectively by test duration selector switch, adhesive release voltage test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPA, 100mA constant current source loading resistor test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPB, 10mA constant current source coil resistance test circuit is connected with test circuit interface with relay contact selector switch by rated voltage load selector switch KPC, 10mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch simultaneously, 1mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch, contact resistance drop test circuit is connected with relay coil interface by coil selector switch, test duration selector switch, contact load selector switch KPA, relay contact selector switch, contact load selector switch KPB, rated voltage load selector switch KPC and coil selector switch and main control system Electricity Federation closing also by main control system gauge tap.
As Fig. 2, all switches in figure are controlled by main control system, the connecting and disconnecting of test loop are controlled, KPA and KPB (contact load selector switch), KPC (rated voltage load selector switch), K1-K9 is test duration selector switch, KW1-KW9 is that relay contact loads selector switch, KLA, KLB, KLC, KPD, KPE, KPF is coil selector switch, namely voltage-selected switch when coil adhesive and release, Attenuators is coil resistance, adhesive release voltage, the conditioning module of contact voltage drop (contact resistance), the data of conditioning are input to AD (PXI-6020) and carry out acquisition process.The first via (can test the relay to be tested from one to nine tunnel conversions to the 9th tunnel, arrange according to relay way to be tested during test), loop A and coil B (relay has unicoil and twin coil, and during test, single twin coil is arranged by main control system) be the connector of relay to be tested.
Described relay conversion fishplate bar is provided with nine road relay interfaces.
Described test circuit interface is made up of one-in-and-one-out two interfaces.
Described relay conversion fishplate bar is at least provided with a relay coil interface.
The principle of work of multipath conversion type relay tester, according to the measuring technology condition of relay to be tested, by main control system, closed setting is carried out to the switch in figure, relay conversion fishplate bar accesses 1-9 relay, 100mA constant current source loading resistor test circuit, 10mA constant current source coil resistance test circuit, 1mA constant current source coil resistance test circuit, contact resistance drop test circuit, adhesive release voltage test circuit, contact bounce test circuit closes according to the start controlled by main control system, complete the collection of relay electric parameter to be tested, testing software finally processes the data gathered, data shown simultaneously and preserve.
Wherein, as Fig. 3,10mA constant current source coil resistance test circuit and 1mA constant current source coil resistance test circuit utilize constant current source, be input to the coil of relay to be tested, the voltage that coil produces is carried out AD conversion link, utilize signal condition process, computer acquisition also calculates relay coil test value to be tested.And the resistance value at border temperature is 23 DEG C that converts.
Adhesive release voltage test circuit controls direct supply by computing machine, reach following object: the gradual change (increase), realizing voltage controls, be applied to the two ends of relay coil to be tested, when relay normally open contact to be tested closed (normally closed contact disconnects to only have normally closed contact to judge), the voltage at coil two ends tested be pick-up voltage; Two, the gradual change (minimizing) realizing voltage controls, be applied to the two ends of relay coil to be tested, when relay normally closed contact to be tested closed (normally opened contact disconnects to only have normally opened contact to judge), the voltage at coil two ends tested be release voltage.
Test philosophy as Fig. 4, contact bounce test circuit is as follows: Chang Kai, normally closed contact are when relay coil energization to be tested and power-off, contact all can produce bounce time, according to army's mark requirement, this bounce time must be tested, and judges that the voltage on contact is equal to or greater than 90% of open-circuit voltage as bounce time.
As Fig. 5, Fig. 6, contact resistance drop test circuit test philosophy is as follows: according to army's mark requirement, relay contact to be tested leads to nominal load at below 2A, the contact resistance of test contact, be greater than test relay contact to be tested contact drop under rated voltage and load of 2A, as shown below, 18 voltage acquisition passages are connected on the first via respectively and hold to COM and NC on the 9th tunnel, COM and NO holds, during test, when coil motion once after, with I/O signal respectively control KC1-KC9 close and load to contact, reading in data from AD passage carries out computing simultaneously.The combination in any of relay contact to be tested, such as relay K 1-K3 to be tested only has normally opened contact, K4 has Chang Kai and normally closed, K5 has normally closed etc., COM1 and NO1 is connected on regard to correspondence, COM2 and NO2, COM3 and NO3, K4 is connected on COM4 and NC4, NO4, K5 is connected on COM5 and NC5, contact load is selected can select arbitrarily (such as the first via selects contact resistance (load 100mA/6V or 10mA/6V), and pressure drop (under 2-25A/1-28V) test etc. is selected on the second tunnel).
Claims (4)
1. multipath conversion type relay tester, it is characterized in that: it comprises AD acquisition process circuit, relay conversion fishplate bar, 100mA constant current source loading resistor test circuit, 10mA constant current source coil resistance test circuit, 1mA constant current source coil resistance test circuit, contact resistance drop test circuit, adhesive release voltage test circuit, contact bounce test circuit and main control system, described relay conversion fishplate bar is provided with multicircuit relay interface, relay coil interface and many group test circuit interfaces, one road relay interface is corresponding with one group of test circuit interface and electrically connect, the output terminal of relay conversion fishplate bar is connected with AD acquisition process circuit, AD acquisition process circuit exports main control system to, the relay interface of relay conversion fishplate bar is at least connected with the contact of a relay to be tested, relay coil interface is connected with relay coil to be tested, contact bounce test circuit is connected with test circuit interface respectively by test duration selector switch, adhesive release voltage test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPA, 100mA constant current source loading resistor test circuit is connected with test circuit interface with relay contact selector switch by contact load selector switch KPB, 10mA constant current source coil resistance test circuit is connected with test circuit interface with relay contact selector switch by rated voltage load selector switch KPC, 10mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch simultaneously, 1mA constant current source coil resistance test circuit is connected with relay coil interface by coil selector switch, contact resistance drop test circuit is connected with relay coil interface by coil selector switch, test duration selector switch, contact load selector switch KPA, relay contact selector switch, contact load selector switch KPB, rated voltage load selector switch KPC and coil selector switch and main control system Electricity Federation closing also by main control system gauge tap.
2. multipath conversion type relay tester according to claim 1, is characterized in that: described relay conversion fishplate bar is provided with nine road relay interfaces.
3. multipath conversion type relay tester according to claim 1, is characterized in that: described test circuit interface is made up of one-in-and-one-out two interfaces.
4. multipath conversion type relay tester according to claim 1, is characterized in that: described relay conversion fishplate bar is at least provided with a relay coil interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660811.XU CN204188774U (en) | 2014-11-06 | 2014-11-06 | Multipath conversion type relay tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660811.XU CN204188774U (en) | 2014-11-06 | 2014-11-06 | Multipath conversion type relay tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204188774U true CN204188774U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420660811.XU Expired - Fee Related CN204188774U (en) | 2014-11-06 | 2014-11-06 | Multipath conversion type relay tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204188774U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360265A (en) * | 2014-11-06 | 2015-02-18 | 贵州天义电器有限责任公司 | Multi-switching relay tester |
| CN106199414A (en) * | 2016-06-29 | 2016-12-07 | 温州大学 | The self-adaptive identification method of impedance loop in breaker protective property test process |
| CN107271896A (en) * | 2017-08-01 | 2017-10-20 | 郑州市轨道交通有限公司运营分公司 | Safety relay test device and its method of testing |
| CN108021122A (en) * | 2017-12-12 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of aero-engine vibration-testing trouble-shooter and diagnostic method |
-
2014
- 2014-11-06 CN CN201420660811.XU patent/CN204188774U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360265A (en) * | 2014-11-06 | 2015-02-18 | 贵州天义电器有限责任公司 | Multi-switching relay tester |
| CN104360265B (en) * | 2014-11-06 | 2017-02-22 | 贵州天义电器有限责任公司 | Multi-switching relay tester |
| CN106199414A (en) * | 2016-06-29 | 2016-12-07 | 温州大学 | The self-adaptive identification method of impedance loop in breaker protective property test process |
| CN106199414B (en) * | 2016-06-29 | 2019-01-11 | 温州大学 | The self-adaptive identification method of impedance loop in breaker protective property test process |
| CN107271896A (en) * | 2017-08-01 | 2017-10-20 | 郑州市轨道交通有限公司运营分公司 | Safety relay test device and its method of testing |
| CN107271896B (en) * | 2017-08-01 | 2023-04-18 | 郑州市轨道交通有限公司运营分公司 | Safety relay testing device and testing method thereof |
| CN108021122A (en) * | 2017-12-12 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of aero-engine vibration-testing trouble-shooter and diagnostic method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20161106 |