CN101551302B - Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses - Google Patents
Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses Download PDFInfo
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- CN101551302B CN101551302B CN2009100433774A CN200910043377A CN101551302B CN 101551302 B CN101551302 B CN 101551302B CN 2009100433774 A CN2009100433774 A CN 2009100433774A CN 200910043377 A CN200910043377 A CN 200910043377A CN 101551302 B CN101551302 B CN 101551302B
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Abstract
Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses, at least including one sparking plug test chamber, which is filled with pressure gas and is closed in testing the sparking plug, the closed chamber is filled with pressure gas, flank of the test chamber is mounted with sparking plug test station for placing being tested sparking plug, the being tested sparking plug is placed on the sparking plug test station; simultaneity the tester also includes three needles electrical discharger chamber for matching sparking plug test; and the three needles electrical discharger and the sparking plug are provided with identical voltage detecting pulse high-voltage power supply by the sparking coil of the same ignition system at the same time. The tester for testing ignition capability and insulator arching capability of the sparking plug, possessing advantages of simple and intuition, and the testing device is mot complicated, which can be widely used in each engine works in domestic automobile industry and aftermarket.
Description
Technical field
The present invention relates to a kind of detecting instrument and detection method and purposes of spark plug, refer in particular to a kind of plug ignition and insulator withstand voltage properties tester and method of testing and purposes, belong to by means of the chemistry of measuring material or physical property is tested or analysis of material, International Classification of Patents is G01N.Be mainly used in the test of plug ignition and insulator withstand voltage properties.
Background technology
Spark plug is widely used in the internal combustion engine, the lateral electrode of spark plug is welded on the housing port and central electrode forms the gap, electric current is skipped between electrode during spark plug work, electrion by two interpolars produces the heat-flash spark, compressed mixed gas in the some gas cylinder is carried out electrical ignition, produces the kinetic energy drive engine.Therefore whether spark plug can operate as normal reach continuous ignition function, and the detection of its ignition performance is seemed particularly important.
Each engine works and after market all do not have at the arcing Performance Detection means of spark plug in the domestic automobile industry at present, product quality problem can only be detected on the professional equipment of product production line by spark plug production firm, so car load factory and engine works, after market all are badly in need of a kind of energy self and are detected plug ignition performance detection equipment.
Summary of the invention
The present invention is directed to the deficiency of existing plug ignition performance detection, a kind of detector that can supply car load factory and engine works, after market self detection plug ignition performance and spark plug insulator arcing is proposed, and the detection method of plug ignition and withstand voltage properties.
The invention still further relates to the purposes of this kind detecting instrument.
Goal of the invention of the present invention is achieved through the following technical solutions.
A kind of plug ignition and spark plug withstand voltage properties detector, at least comprise a spark plug detection chambers, detection chambers is the airtight chamber that is filled with pressed gas when detecting spark plug, be filled with pressed gas in the airtight chamber, in the side of detection chambers the spark plug monitor station that tested spark plug is installed is housed, tested spark plug is installed on the spark plug monitor station; Also comprise three needle-discharging device chambers that are used to cooperate the spark plug detection simultaneously on the detector, in three needle-discharging device chambers, three needle-discharging devices are installed; And three needle-discharging devices and tested spark plug are provided the detection pulsed high voltage generator of identical voltage simultaneously by the ignition coil of same set of ignition system.Also be provided with the inflation inlet that fills pressed gas into detection chambers on the spark plug detection chambers, inflation inlet connects with gas charging system by pipeline, and provides pressed gas by gas charging system.
Ignition performance detection method according to a kind of spark plug that above-mentioned detecting instrument proposed is: a kind of plug ignition method for testing performance, according among the GB7825-87 to the requirement of spark plug sparking performance test, utilize three needle gages of regulating three needle-discharging devices to detect pulsed high voltage generator voltage earlier, make voltage conforms spark plug sparking required value from regulating; Again tested spark plug is placed in the closed environment that meets the spark plug sparking performance requirement; The detection pulsed high voltage generator of identical voltage being provided for simultaneously tested spark plug and three needle-discharging devices again is by observing whether tested spark plug can produce the spark plug of spark judgement continuously under institute should the voltage of arcing ignition performance.
According to a kind of spark plug insulator withstand voltage properties detection method that above-mentioned detecting instrument proposed be: according among the GB7825-87 to the test requirements document of spark plug insulator withstand voltage properties, tested spark plug is placed in the closed environment that meets the spark plug sparking performance requirement, the detection pulsed high voltage generator of identical voltage is provided for simultaneously tested spark plug and three needle-discharging devices, three needle gages by regulating three needle-discharging devices are from until flashover phenomenon (being called the creepage phenomenon of spark plug wiring screw rod to insulator surface between iron-clad again) occurring at tested spark plug to insulator surface between iron-clad again, again when the flashover phenomenon occurring three needle gages of three needle-discharging devices from being converted into the maximum voltage value that spark plug insulator can bear.
The invention has the advantages that, this kind regulated the igniting of detection pulsed high voltage generator voltage system carrying out spark plug and the detection method of insulator withstand voltage properties by three needle-discharging devices, has the simple and direct advantage, checkout equipment is also uncomplicated, therefore very practical for car load or repair shop, can effectively solve the problem that each engine works in the present domestic automobile industry and after market all do not have at the arcing and the withstand voltage properties detection means of spark plug.
Description of drawings
Fig. 1 is a spark plug sparking test job schematic diagram of the present invention;
Fig. 2 is a spark plug sparking tester structural representation of the present invention;
Fig. 3 is a spark plug sparking tester structural representation lateral view of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Embodiment one
From accompanying drawing 2 and 3 as can be seen, the present invention is a kind of spark plug sparking and insulator proof voltage test mode and device, a kind of plug ignition and spark plug insulator proof voltage detector, at least comprise a spark plug detection chambers, detection chambers is the airtight chamber that is filled with pressed gas when detecting spark plug, be filled with pressed gas in the airtight chamber, the spark plug monitor station that tested spark plug is installed is housed in the side of detection chambers, tested spark plug is installed on the spark plug monitor station; Also comprise three needle-discharging device chambers that are used to cooperate the spark plug detection simultaneously on the detector, in three needle-discharging device chambers, three needle-discharging devices are installed; And three needle-discharging devices and tested spark plug are provided the detection pulsed high voltage generator of identical voltage simultaneously by the ignition coil of same set of ignition system.Also be provided with the inflation inlet that fills pressed gas into detection chambers on the spark plug detection chambers, inflation inlet connects with gas charging system by pipeline, and provides pressed gas by gas charging system.Concrete structure is: a kind of plug ignition and spark plug insulator withstand voltage properties detector, comprise a detection casing 1, in detecting casing 1, be provided with the needed basic device of ignition performance that is used to detect spark plug, described basic device comprises Switching Power Supply 2, ignition module 3, transformer 4, ignition coil 5, gas charging system more than 6 parts at least, and wherein ignition coil 5 is required magnitude of voltage power supplies of igniting of setting through ignition module 3 again by after power supply process transformer 4 transformations of Switching Power Supply 2; Outside detecting casing 1, be respectively equipped with three needle-discharging device chambers 7 and spark plug monitor station airtight chamber 8; In three needle-discharging device chambers 7, three needle-discharging devices 9 are housed; In spark plug monitor station airtight chamber 8 spark plug monitor station 10 is housed; Three needle-discharging devices 9 directly with detection casing 1 in be used for detecting the needed basic device of ignition performance of spark plug ignition coil 5 be electrically connected, detected spark plug 11 is installed on the spark plug monitor station 10 of spark plug monitor station airtight chamber 8, detected spark plug 11 by detect on the casing 1 ignition coil 5 high-voltage output connectors 12 simultaneously and three needle-discharging devices 9 be electrically connected with ignition coil 5 in the needed basic device of ignition performance of detection spark plug together, and provide priming supply with three needle-discharging device similarity conditions by ignition coil 5.Ignition coil 5 provides required detection pulsed high voltage generator by ignition module 3, and the power supply of ignition module 3 is to be supplied with by transformer 4.In spark plug monitor station airtight chamber 8, be provided with the observation window 20 that is used to observe detected spark plug 11 igniting discharge scenario in three needle-discharging devices 9 and the spark plug monitor station 10, and the shell 21 of three needle-discharging device chambers 7 is made for transparent material, can observe the discharge scenario of three needle-discharging devices 9, the side of the shell 21 of three needle-discharging device chambers 7 has the adjustment knob 22 that is used to adjust three needle-discharging devices, 9 spacings.In spark plug monitor station airtight chamber 8, also be provided with and detect the inflation line 13 that gas charging system 6 joins in the casing 1, inflation line 13 links to each other with inflator pump 14 in the detection casing 1, and provide the inflator pump 14 of power supply to supply with compressed air by Switching Power Supply 2, make that the draught head around the sparking-plug electrode is 7.8 * 106～8.8 * 106Pa (8～9kgf/cm2), for pressurize and prevent that gas from stopping the back at inflator pump and flowing backwards, be provided with check-valves 15 with detecting on the inflation line that gas charging system joins in the casing in spark plug monitor station airtight chamber.
Utilize above-mentioned detecting instrument can carry out plug ignition Performance Detection and the detection of spark plug insulator withstand voltage properties respectively.Concrete detection mode is as follows:
One, the ignition performance of spark plug detects: a kind of plug ignition method for testing performance, according among the GB7825-87 to the requirement of spark plug sparking performance test, utilize three needle gages of regulating three needle-discharging devices 9 to detect pulsed high voltage generator voltage earlier, make voltage conforms spark plug sparking required value from regulating; Tested spark plug 11 is placed in the spark plug monitor station airtight chamber 8 that meets the spark plug sparking performance requirement again; The detection pulsed high voltage generator of identical voltage being provided for simultaneously tested spark plug 11 and three needle-discharging devices 9 again is by observing whether tested spark plug can produce the spark plug of spark judgement continuously under institute should the voltage of arcing ignition performance.
Two, the spark plug insulator withstand voltage properties detects: according among the GB7825-87 to the test requirements document of spark plug insulator withstand voltage properties, the lateral electrode of tested spark plug 11 is fully withdrawn until between central electrode and lateral electrode distance (spark clearance is greater than 2mm) that can not arcing and places it in the spark plug monitor station airtight chamber 8 that meets the spark plug sparking performance requirement, the detection pulsed high voltage generator of identical voltage is provided for simultaneously tested spark plug 11 and three needle-discharging devices 9, three needle gages by regulating three needle-discharging devices 9 are from flashover (be called again spark plug wiring screw rod to insulator surface between iron-clad creepage) phenomenon occurs until wiring screw rod to the insulator surface between iron-clad at tested spark plug 11 again, three needle gages of three needle-discharging devices are from being converted into magnitude of voltage when the flashover phenomenon occurring again, and this magnitude of voltage is exactly the maximum voltage value that spark plug insulator can bear.
Embodiment two
The principle of embodiment two is the same with embodiment one, and just three needle-discharging device airtight chamber and spark plug monitor station airtight chamber are totally one airtight chamber, and promptly three needle-discharging devices and spark plug monitor station are placed in the airtight chamber simultaneously.
Embodiment three
Embodiment three principle be the same with embodiment two, just three needle-discharging devices 9 and spark plug monitor station airtight chamber 8 are placed on to detect in the casing 1, have the watch window that is used to observe three needle-discharging devices 9 and detected spark plug 11 discharge scenario of spark plug monitor station on detection casing 1.
Apparatus of the present invention have following characteristics:
1, this tester can satisfy fully that the requirement to the spark plug sparking performance test detects spark plug among the GB7825-87.
Can 2, detect spark plug under the tester energy simulated engine high cylinder pressure situation light a fire.
3, the ignition voltage of tester can be regulated between 0～35KV.
4, the operating air pressure of this tester can be at 0～20kgf/cm
2Between regulate.
5, this tester has been equipped with multiple union piece, can dissimilar spark plugs be detected.
6, tester can add air pressure automatically, and can automatic constant-pressure.
7, this tester is more suitable detects (high-pressure connection line and spark plug are installed bearing and be convenient to change) to dissimilar spark plugs.
Testing method of the present invention is as shown in Figure 1:
(1) whether continuously arcing of check spark plug
1, adjusts three needle-discharging devices, 9 spacings (the corresponding different voltages of different spacing, the big more voltage of spacing is big more) to detecting desired voltage respective distances;
2, tested spark plug 11 is installed, and the high-voltage line rubber sheath is sealed up spark plug insulator;
3, open general supply 16;
4, start to add automatically and compress switch 17, inflator pump 14 is given the inflation of spark plug monitor station airtight chamber;
5, closes ignition switch 18, can observe whether continuously arcing of spark plug this moment.
(2) test the maximum voltage value that spark plug insulator can bear
1, draws back tested spark plug 11 lateral electrodes and central electrode spacing (can not being lighted a fire in this place);
2, tested spark plug 11 is installed and the high-voltage line rubber sheath can not be sealed up spark plug insulator;
3, open general supply 16;
4, open manual pressure switch 19, inflator pump 14 is given the inflation of spark plug monitor station airtight chamber;
5, the arcing situation of closes ignition switch 18 observations three needle-discharging devices;
6, adjust three pin spacings (the corresponding different voltages of different spacing of three needle-discharging devices 9, the big more voltage of spacing is big more) flashover appears up to tested spark plug 11 insulator surfaces, and can converse the maximum voltage value that tested spark plug 11 insulators can bear this moment according to three pin spacings.
Claims (10)
1. plug ignition performance and spark plug insulator withstand voltage properties tester, it is characterized in that: comprise a spark plug detection chambers at least, the spark plug detection chambers is the airtight chamber that is filled with pressed gas when detecting spark plug, be filled with pressed gas in the airtight chamber, in the side of spark plug detection chambers the spark plug monitor station that tested spark plug is installed is housed, tested spark plug is installed on the spark plug monitor station; Also comprise three needle-discharging device chambers that are used to cooperate the spark plug detection simultaneously on the described tester, in three needle-discharging device chambers, three needle-discharging devices are installed; And three needle-discharging devices and tested spark plug are provided the detection pulsed high voltage generator of identical voltage simultaneously by the ignition coil of same set of ignition system.
2. a kind of plug ignition performance as claimed in claim 1 and spark plug insulator withstand voltage properties tester, it is characterized in that: on the spark plug detection chambers, also be provided with the inflation inlet that fills pressed gas into the spark plug detection chambers, inflation inlet connects with gas charging system by pipeline, and provides pressed gas by gas charging system.
3. plug ignition performance and spark plug insulator withstand voltage properties tester, it is characterized in that: described plug ignition performance and spark plug insulator withstand voltage properties tester, comprise a detection casing, in detecting casing, be provided with the needed basic device of ignition performance that is used to detect spark plug, described basic device comprises Switching Power Supply at least, ignition module, transformer, ignition coil, several parts of gas charging system, wherein ignition coil is the required magnitude of voltage power supply of setting through ignition module again by after the power supply process transformer transformation of Switching Power Supply of igniting; In external three needle-discharging device chambers and the spark plug monitor station airtight chamber of being respectively equipped with of detection case; In three needle-discharging device chambers, three needle-discharging devices are housed; The spark plug monitor station is equipped with in airtight chamber at the spark plug monitor station; Three needle-discharging devices directly with the detection casing in be used for detecting the needed basic device of ignition performance of spark plug ignition coil be electrically connected, on the spark plug monitor station of spark plug monitor station airtight chamber, detected spark plug is installed, detected spark plug is by after detecting the ignition coil high-voltage output connector on the casing, again simultaneously and three needle-discharging devices be electrically connected with ignition coil in the needed basic device of ignition performance of detection spark plug together, and provide priming supply with three needle-discharging device similarity conditions by ignition coil; In spark plug monitor station airtight chamber, be provided with the observation window that is used to observe detected plug ignition discharge scenario in three needle-discharging devices and the spark plug monitor station, and the shell of three needle-discharging device chambers is that transparent material is made; Also be provided with and detect the inflation line that gas charging system joins in the casing in spark plug monitor station airtight chamber, inflation line links to each other with inflator pump in the detection casing, and supplies with compressed air by inflator pump.
4. a kind of plug ignition performance as claimed in claim 3 and spark plug insulator withstand voltage properties tester is characterized in that: it is 7.8 * 10 that described inflator pump is supplied with compressed-air actuated draught head
6～8.8 * 10
6Pa.
5. a kind of plug ignition performance as claimed in claim 3 and spark plug insulator withstand voltage properties tester is characterized in that: the inflation line that gas charging system joins in described spark plug monitor station airtight chamber and the detection casing is provided with check-valves.
6. a kind of plug ignition performance as claimed in claim 3 and spark plug insulator withstand voltage properties tester, it is characterized in that: described ignition coil provides required detection pulsed high voltage generator by ignition module, and the power supply of ignition module is to be supplied with by transformer.
7. as claim 1 or 3 described a kind of plug ignition performance and spark plug insulator withstand voltage properties testers, it is characterized in that: the side of described three needle-discharging device chamber shells has the adjustment knob that is used to adjust three needle-discharging device spacings.
8. a plug ignition performance test methods is characterized in that: according to the requirement of spark plug sparking performance test, utilize three needle gages of regulating three needle-discharging devices to detect pulsed high voltage generator voltage from regulating earlier, make voltage conforms spark plug sparking required value; Again tested spark plug is placed in the spark plug monitor station airtight chamber that meets the spark plug sparking performance requirement; The detection pulsed high voltage generator of identical voltage being provided for simultaneously tested spark plug and three needle-discharging devices again is by observing whether tested spark plug can produce the spark plug of spark judgement continuously under institute should the voltage of arcing ignition performance.
9. spark plug insulator withstand voltage properties method of testing, it is characterized in that: tested spark plug is placed in the spark plug monitor station airtight chamber that meets the spark plug sparking performance requirement, the detection pulsed high voltage generator of identical voltage is provided for simultaneously tested spark plug and three needle-discharging devices, three needle gages by regulating three needle-discharging devices are from the flashover phenomenon occurring until wiring nut to the insulator surface between iron-clad at tested spark plug again, again when the flashover phenomenon occurring three needle gages of three needle-discharging devices from being converted into the maximum voltage value that spark plug insulator can bear.
10. purposes according to described a kind of plug ignition performance of claim 1 and spark plug insulator withstand voltage properties tester is characterized in that: described plug ignition performance and spark plug insulator withstand voltage properties tester are used for plug ignition performance and the test of spark plug insulator withstand voltage properties.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100433774A CN101551302B (en) | 2009-05-13 | 2009-05-13 | Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100433774A CN101551302B (en) | 2009-05-13 | 2009-05-13 | Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses |
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| Publication Number | Publication Date |
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| CN101551302A CN101551302A (en) | 2009-10-07 |
| CN101551302B true CN101551302B (en) | 2011-05-11 |
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| CN2009100433774A Active CN101551302B (en) | 2009-05-13 | 2009-05-13 | Tester for testing ignition capability and voltage resistant capability of sparking plug and testing method and uses |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5739503B2 (en) * | 2012-11-19 | 2015-06-24 | 日本特殊陶業株式会社 | Spark plug inspection method and spark plug manufacturing method |
| CN102983502B (en) * | 2012-12-18 | 2013-12-11 | 株洲湘火炬火花塞有限责任公司 | Method and device for automatic detection of high-voltage resistance of spark plug |
| CN106733732B (en) * | 2016-12-22 | 2019-09-17 | 陕西航空电气有限责任公司 | A kind of aviation surface discharge plug screening tooling and method |
| CN106894935A (en) * | 2017-03-30 | 2017-06-27 | 重庆长安汽车股份有限公司 | A kind of test equipment of automotive ignition system |
| CN108120914A (en) * | 2018-01-19 | 2018-06-05 | 汽-大众汽车有限公司 | A kind of method and apparatus being used in X -ray inspection X spark plug proof voltage energy |
| CN109595113A (en) * | 2018-12-29 | 2019-04-09 | 汽-大众汽车有限公司 | A kind of ignition system test equipment and its operating method |
| CN110376440B (en) * | 2019-08-15 | 2021-08-03 | 潍柴火炬科技股份有限公司 | Special high-voltage source resistance tester for spark plug ceramic component resistance |
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Address after: 412001 No. 68 Hongqi Road North, Hunan, Zhuzhou Patentee after: Weichai torch Technology Co.,Ltd. Address before: 412001 No. 68 Hongqi Road North, Hunan, Zhuzhou Patentee before: ZHUZHOU TORCH SPARKPLUG Co.,Ltd. |
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