CN202870262U - Durability tester for automobile relay - Google Patents
Durability tester for automobile relay Download PDFInfo
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- CN202870262U CN202870262U CN 201220538364 CN201220538364U CN202870262U CN 202870262 U CN202870262 U CN 202870262U CN 201220538364 CN201220538364 CN 201220538364 CN 201220538364 U CN201220538364 U CN 201220538364U CN 202870262 U CN202870262 U CN 202870262U
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Abstract
The utility model relates to a durability tester for an automobile relay, and the tester comprises a computer, a signal conditioning plate, a testing circuit board, a no.1 single hole socket, a no.2 single hole socket, a no.3 single hole socket, and a no.4 single hole socket. The testing circuit board is provided with a power source switching unit, a power switch, and an electronic switch, an output terminal of the power source switching unit is connected with an end of the power switch, the other end of the power switch is connected with an end of the electronic switch in one path and is connected with the no.1 single hole socket in another path through a wire, the other end of the electronic switch is connected with the no.3 single hole socket through a wire, a control terminal of the electronic switch is connected with an output terminal of the signal conditioning plate, the no.2 single hole socket is connected with an input terminal of the signal conditioning plate through a wire, and the no.4 single hole socket is connected with earth through a wire. The computer is connected with the signal conditioning plate through a signal wire. The durability tester for the automobile relay is simple in structure and is easy to carry, can test different types of automobile relays, has very good versatility, and has a friendly testing human-computer interface.
Description
Technical field
The utility model relates to a kind of auto parts and components tester, relates in particular to a kind of AUTOMOTIVE RELAY endurance quality tester.
Background technology
AUTOMOTIVE RELAY provides the circuit conversion effect of an automatic switch effect and the large electric current of Small current control for the control of other electronic apparatus parts of automobile on automobile, the reliability of AUTOMOTIVE RELAY has determined the reliability of automobile electronic system, has also just determined the reliability of car load.So the test of the endurance quality of AUTOMOTIVE RELAY seems most important for automobile making and complete vehicle quality.Chinese patent literature 201110089614.8 discloses " a kind of AUTOMOTIVE RELAY durability test device and method ", comprises that control module is used to judge various input signals, controls various output signals; Closed or the disconnection of auxiliary relay driver element control auxiliary relay; The auxiliary relay two ends are parallel with assistant load; Closed or the disconnection of busy relay driver element control busy relay; Busy relay is connected with operating load; Assistant load and operating load cooperatively interact provides dash current and steady operation electric current for busy relay contact loop; Current detecting unit is for detection of the electric current in busy relay contact loop; The input display unit is used for inputting various test parameters, and shows various parameters.This apparatus structure is complicated, and operation connects inconvenient, is difficult for portable, without friendly man-machine interface, need different mounting receptacles to connect for dissimilar AUTOMOTIVE RELAYs, versatility is poor, can not be applicable to flexibly the test of dissimilar AUTOMOTIVE RELAYs.
Summary of the invention
The utility model mainly solves original AUTOMOTIVE RELAY durability test device complex structure, and operation connects inconvenient, is difficult for portablely, and versatility is poor, can not be applicable to flexibly the technical matters of the test of dissimilar AUTOMOTIVE RELAYs; A kind of AUTOMOTIVE RELAY endurance quality tester is provided, and it is simple in structure, operates easy to connectly, easy to carry, and versatility is good, can be applicable to flexibly the test of dissimilar AUTOMOTIVE RELAYs.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: the utility model comprises computing machine, signal regulating panel, testing circuit board and a tip jack, No. two tip jacks, No. three tip jacks and No. four tip jacks, computing machine links to each other with signal regulating panel by signal wire, and signal regulating panel links to each other with testing circuit board by signal wire; Described testing circuit board is provided with power conversion unit, power switch and electronic switch, one end of the output terminal of power conversion unit and power switch links to each other, the other end of power switch, one the tunnel links to each other with an end of electronic switch, another road links to each other with a tip jack by wire, the other end of electronic switch links to each other with No. three tip jacks by wire, the control end of electronic switch links to each other with the output terminal of described signal regulating panel, No. two tip jacks link to each other by the input end of wire and described signal regulating panel, and No. four tip jacks are by wire ground connection.Relay durability test program is installed in the computing machine, shows friendly test man-machine interface on the display of computing machine, on the test man-machine interface test starting switch is arranged, the inputting interface of the durable total degree of measured relay can be set in addition.Signal regulating panel is a kind of electronic signal change-over circuit plate, on the one hand the digital signal of computing machine is carried out the processing such as digital-to-analog conversion, amplification and filtering and be converted to available simulating signal or switching value signal, on the other hand its simulating signal that receives or switching value signal are carried out the processing such as filtering, amplification and analog to digital conversion and be converted to the digital signal that computing machine can be used.During test, two driving pin of measured relay link to each other with No. three tip jacks, No. four tip jacks respectively, and one group of contact switch of measured relay links to each other with a tip jack, No. two tip jacks respectively.Because four tip jacks link to each other with other parts by wire, be not fixedly welded and installed on testing circuit board, therefore four tip jacks can be connected on the respective pin of measured relay as required neatly, can link to each other with the relay of different model, the position is unrestricted, and versatility is good.Behind the computer starting test procedure, can send signal to signal regulating panel, through the processing of signal regulating panel, send control signal to the control end of the electronic switch on the testing circuit board, the break-make of control electronic switch.During electronic switch closes, the voltage signal of power conversion unit output flows to tip jack No. three, it is the driving pin of measured relay, relay gets electric, and normally opened contact switch closure, normally closed contact switch disconnect, and then No. two tip jacks have one and get variation electric, dead electricity, this signal inputs to signal regulating panel, through the processing of signal regulating panel, flow to again computing machine, show test results in the test man-machine interface.Set in advance when several if the durable total degree of measured relay reaches, automatically stop test; When its endurance quality number of times does not reach the durable total degree of preset value if tested AUTOMOTIVE RELAY breaks down, stop test, and pass through the real work number of times of the tested AUTOMOTIVE RELAY of Computer display.
As preferably, described electronic switch is relay, the output terminal of described signal regulating panel links to each other with the drive end of relay, one end of the normally opened contact switch of relay links to each other with described power switch, and the other end of the normally opened contact switch of relay links to each other with described No. three tip jacks by wire.The output terminal control of signal regulating panel is to the driving of relay.When relay is driven, the normally opened contact switch adhesive of relay, then measured relay gets electric, the normally opened contact switch closure of measured relay, normally closed contact switch disconnect, then No. two tip jacks have one and get variation electric, dead electricity, and this signal inputs to signal regulating panel, through the processing of signal regulating panel, flow to again computing machine, show test results in the test man-machine interface.Certainly adopt the normally closed contact switch of relay also can realize as electronic switch, as long as the test procedure that correspondingly changes in the computing machine is just passable.
As preferably, described electronic switch is triode, described testing circuit board is provided with a resistance, one end of the base stage of triode and resistance links to each other, the other end of resistance links to each other with the output terminal of described signal regulating panel, the collector of triode links to each other with described power switch, and the emitter of triode links to each other with described No. three tip jacks by wire.The output terminal of signal regulating panel still ends the conducting of triode to be controlled.When the triode conducting, measured relay gets electric, the normally opened contact switch closure of measured relay, normally closed contact switch disconnect, then No. two tip jacks have one and get variation electric, dead electricity, this signal inputs to signal regulating panel, through the processing of signal regulating panel, flow to again computing machine, show test results in the test man-machine interface.
As preferably, described testing circuit board is provided with IO interface, the input end of described signal regulating panel, output terminal are connected to the IO interface of testing circuit board by signal wire, a pin of IO interface and the control end of described electronic switch link to each other, another pin of IO interface links to each other with No. two tip jacks by wire, and described IO interface adopts the error protection interface.Adopt IO interface to make the connection between signal regulating panel and the testing circuit board convenient, also more reliable.IO interface adopts the error protection interface, prevents two signal wire connection errors between signal regulating panel and the testing circuit board.
As preferably, link to each other by the usb data bus between described computing machine and the signal regulating panel.The usb data bus is a kind of serial data bus, has four lines and forms, and two signal wires and two power leads, its power lead can externally provide 5 volts DC voltage.The power supply of signal regulating panel is supplied with by the usb data bus by computing machine, to strengthen the portability of tester.
The beneficial effects of the utility model are: simple in structure, be convenient for carrying, and test procedure has friendly man-machine interface, can preset the durable total degree of tested AUTOMOTIVE RELAY, and test operation is convenient.Adopt four tip jacks to connect measured relay, so that it can be connected neatly different pins and dissimilar AUTOMOTIVE RELAYs and realize connecting with measured relay, good versatility is arranged, relay that can test different types.
Description of drawings
Fig. 1 is a kind of circuit theory syndeton block diagram of the present utility model.
Fig. 2 is another circuit theory syndeton block diagram of the present utility model.
No. 1. tip jacks among the figure, 2. No. two tip jacks, 3. No. three tip jacks, 4. No. four tip jacks, 5. computing machine, 6. signal regulating panel, 7. testing circuit board, 8. power conversion unit, 9. power switch, 10. electronic switch, 11. triode, 12. resistance, 13. IO interface, 14.USB data bus, 15. tested AUTOMOTIVE RELAYs.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the AUTOMOTIVE RELAY endurance quality tester of present embodiment as shown in Figure 1, comprises computing machine 5, signal regulating panel 6, testing circuit board 7 and a tip jack 1, No. two tip jacks 2, No. three tip jacks 3 and No. four tip jacks 4.Power conversion unit 8, power switch 9, electronic switch 10 and IO interface 13 are installed on the testing circuit board 7, in the present embodiment, power conversion unit is by the AC220V AC-powered, the output terminal output direct current DC12V voltage of power conversion unit, IO interface 13 adopts the error protection interface.One end of the output terminal of power conversion unit 8 and power switch 9 links to each other, the other end of power switch 9, one the tunnel links to each other with an end of electronic switch 10, another road links to each other with a tip jack 1 by wire, the other end of electronic switch 10 links to each other with No. three tip jacks 3 by wire, a pin of the control end of electronic switch 10 and IO interface 13 links to each other, and another pin of IO interface 13 links to each other with No. two tip jacks 2 by wire, and No. four tip jacks 4 are by wire ground connection.A tip jack is power end, and No. two tip jacks are output terminal, and No. three tip jacks are drive end, and No. four tip jacks are earth terminal.During test, four tip jacks link to each other with the respective pin of tested AUTOMOTIVE RELAY 15 respectively.Four tip jacks hang over outward on the testing circuit board by wire, along with its position of swing of wire can change, therefore can be neatly link to each other with the pin of the tested AUTOMOTIVE RELAY of different model, can survey various AUTOMOTIVE RELAYs.Link to each other by usb data bus 14 between computing machine 5 and the signal regulating panel 6, the input end of signal regulating panel 6, output terminal are connected to the IO interface 13 of testing circuit board by signal wire, the input end of signal regulating panel 6 links to each other with No. two tip jacks 2, and the output terminal of signal regulating panel links to each other with the control end of electronic switch.AUTOMOTIVE RELAY endurance quality test procedure is installed in the computing machine.
In the present embodiment, electronic switch 10 adopts triode 11, as shown in Figure 2, the base stage of triode 11 is connected with a resistance 12, resistance 12 with the other end link to each other through the output terminal of IO interface 13 with signal regulating panel 6, the collector of triode 11 links to each other through the output terminal of power switch 9 and power conversion unit, and the emitter of triode 11 links to each other with No. three tip jacks 3 by wire.
During test, the positive pole of the drive end of tested AUTOMOTIVE RELAY 15 is connect tip jack 3 No. three, the negative pole of drive end connects tip jack 1 of 4, one groups of contact switchs of No. four tip jacks (contact switch of opening as usual) termination, No. two tip jacks 2 of another termination.Connect the AC220V power supply, the closed electrical source switch, AUTOMOTIVE RELAY endurance quality test procedure on the operation computing machine, input the durable total degree that measured relay should reach in the test man-machine interface, test starting switch in the mouse-click test man-machine interface, the soft start test procedure begins test.In the test process, the output terminal of signal regulating panel still ends the conducting of triode to be controlled.When the triode conducting, tested AUTOMOTIVE RELAY gets electric, its normally opened contact switch closure; When triode ends, tested AUTOMOTIVE RELAY dead electricity, its normally opened contact switch disconnects.Therefore, No. two tip jacks have one and get signal intensity electric, dead electricity, and this signal inputs to signal regulating panel, through the processing of signal regulating panel, flows to computing machine again, shows test results in the test man-machine interface.If because the fault of tested AUTOMOTIVE RELAY is so that its endurance quality number of times when not reaching the durable total degree of preset value, interrupt test, and the real work number of times of the tested AUTOMOTIVE RELAY of the man-machine interface display of test by computing machine, the warning lamp of testing simultaneously on the man-machine interface becomes redness (it is green that this warning lamp is generally), illustrates that the endurance quality of this AUTOMOTIVE RELAY does not pass a test.If the testing time of AUTOMOTIVE RELAY endurance quality is reached the durable total degree of preset value, then stop test, illustrate that the endurance quality of this AUTOMOTIVE RELAY reaches requirement.
Certainly, electronic switch also can adopt other technical scheme to realize, such as relay, the output terminal of signal regulating panel links to each other through the drive end of IO interface and relay, one end of one group of contact switch of relay links to each other through the output terminal of power switch and power conversion unit, and the other end of this group contact switch links to each other with No. three tip jacks by wire.Adopt this technical scheme also can carry out the endurance quality test of AUTOMOTIVE RELAY.
Claims (5)
1. AUTOMOTIVE RELAY endurance quality tester, it is characterized in that comprising computing machine (5), signal regulating panel (6), testing circuit board (7) and a tip jack (1), No. two tip jacks (2), No. three tip jacks (3) and No. four tip jacks (4), computing machine (5) links to each other with signal regulating panel (6) by signal wire, and signal regulating panel (6) links to each other with testing circuit board (7) by signal wire; Described testing circuit board (7) is provided with power conversion unit (8), power switch (9) and electronic switch (10), the output terminal of power conversion unit (8) links to each other with an end of power switch (9), the other end of power switch (9), one the tunnel links to each other with an end of electronic switch (10), another road links to each other with a tip jack (1) by wire, the other end of electronic switch (10) links to each other with No. three tip jacks (3) by wire, the control end of electronic switch (10) links to each other with the output terminal of described signal regulating panel (6), No. two tip jacks (2) link to each other by the input end of wire with described signal regulating panel (6), and No. four tip jacks (4) are by wire ground connection.
2. AUTOMOTIVE RELAY endurance quality tester according to claim 1, it is characterized in that described electronic switch (10) is relay, the output terminal of described signal regulating panel (6) and the drive end of relay link to each other, one end of the normally opened contact switch of relay links to each other with described power switch (9), and the other end of the normally opened contact switch of relay links to each other with described No. three tip jacks (3) by wire.
3. AUTOMOTIVE RELAY endurance quality tester according to claim 1, it is characterized in that described electronic switch (10) is triode (11), described testing circuit board (7) is provided with a resistance (12), the base stage of triode (11) links to each other with an end of resistance (12), the other end of resistance (12) links to each other with the output terminal of described signal regulating panel (6), the collector of triode (11) links to each other with described power switch (9), and the emitter of triode (11) links to each other with described No. three tip jacks (3) by wire.
4. according to claim 1 and 2 or 3 described AUTOMOTIVE RELAY endurance quality testers, it is characterized in that described testing circuit board (7) is provided with IO interface (13), the input end of described signal regulating panel (6), output terminal is connected to the IO interface (13) of testing circuit board (7) by signal wire, pin of IO interface (13) and the control end of described electronic switch (10) link to each other, another pin of IO interface (13) links to each other with No. two tip jacks (2) by wire, and described IO interface (13) adopts the error protection interface.
5. according to claim 1 and 2 or 3 described AUTOMOTIVE RELAY endurance quality testers, it is characterized in that linking to each other by usb data bus (14) between described computing machine (5) and the signal regulating panel (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538364 CN202870262U (en) | 2012-10-19 | 2012-10-19 | Durability tester for automobile relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538364 CN202870262U (en) | 2012-10-19 | 2012-10-19 | Durability tester for automobile relay |
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| Publication Number | Publication Date |
|---|---|
| CN202870262U true CN202870262U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220538364 Expired - Fee Related CN202870262U (en) | 2012-10-19 | 2012-10-19 | Durability tester for automobile relay |
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| CN (1) | CN202870262U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142473A (en) * | 2013-12-20 | 2014-11-12 | 浙江吉利控股集团有限公司 | Performance testing device and testing method for automotive relay |
| CN106324496A (en) * | 2016-09-21 | 2017-01-11 | 成都启立辰智科技有限公司 | Relay inspection circuit structure for electric vehicle |
| CN109490763A (en) * | 2018-09-18 | 2019-03-19 | 浙江众合科技股份有限公司 | A kind of relay single-board universal device and test method |
| CN111830356A (en) * | 2020-08-14 | 2020-10-27 | 广州科技职业技术大学 | Testing device for automobile electronic burglar alarm |
-
2012
- 2012-10-19 CN CN 201220538364 patent/CN202870262U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142473A (en) * | 2013-12-20 | 2014-11-12 | 浙江吉利控股集团有限公司 | Performance testing device and testing method for automotive relay |
| CN106324496A (en) * | 2016-09-21 | 2017-01-11 | 成都启立辰智科技有限公司 | Relay inspection circuit structure for electric vehicle |
| CN109490763A (en) * | 2018-09-18 | 2019-03-19 | 浙江众合科技股份有限公司 | A kind of relay single-board universal device and test method |
| CN109490763B (en) * | 2018-09-18 | 2021-11-02 | 浙江众合科技股份有限公司 | Universal testing device and testing method for single board of relay |
| CN111830356A (en) * | 2020-08-14 | 2020-10-27 | 广州科技职业技术大学 | Testing device for automobile electronic burglar alarm |
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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: 20130410 Termination date: 20171019 |