EP1560232A2 - Dispositif d'essai de bobine d'allumage - Google Patents

Dispositif d'essai de bobine d'allumage Download PDF

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Publication number
EP1560232A2
EP1560232A2 EP05100499A EP05100499A EP1560232A2 EP 1560232 A2 EP1560232 A2 EP 1560232A2 EP 05100499 A EP05100499 A EP 05100499A EP 05100499 A EP05100499 A EP 05100499A EP 1560232 A2 EP1560232 A2 EP 1560232A2
Authority
EP
European Patent Office
Prior art keywords
ignition coil
ignition
tester
spark plug
housing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05100499A
Other languages
German (de)
English (en)
Other versions
EP1560232A3 (fr
EP1560232B1 (fr
Inventor
Werner Bumen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE102004017307A external-priority patent/DE102004017307A1/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1560232A2 publication Critical patent/EP1560232A2/fr
Publication of EP1560232A3 publication Critical patent/EP1560232A3/fr
Application granted granted Critical
Publication of EP1560232B1 publication Critical patent/EP1560232B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/12—Ignition, e.g. for IC engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q23/00—Testing of ignition installations
    • F23Q23/08—Testing of components
    • F23Q23/10—Testing of components electrically

Definitions

  • the invention relates to a Zündspulentester for functional testing of rod ignition coils, the a diagnostic tester can be connected, wherein the pencil ignition coil has a primary winding and a Secondary winding for generating the ignition voltage and a field guide plate, a Connector and has a secondary output.
  • the testing of pencil ignition coils is therefore carried out today in the disassembled state.
  • the to used loose measuring structures with numerous necessary auxiliary means allow it For safety reasons, however, not the measurement directly on the internal combustion engine perform.
  • the test conditions differ a developed pencil ignition coil one of which is built-in. As a result, the test results are not completely consistent with the actual values in the operating state agree or that not all tests can be performed under real conditions.
  • the object of the invention is for the component test one of an internal combustion engine developed pencil ignition coil an ignition coil tester in conjunction with a diagnostic tester provide.
  • the object of the invention is achieved in that a Zündspulsester a Ge-housing and a Spark plug for receiving the pencil ignition coil, whose dimensions and shape in Substantially corresponds to a spark plug in an internal combustion engine and / or at the same Dimensions are customizable.
  • the removed from the engine ignition coil is in the Ignition coil tester installed and tested there.
  • the Zünd spuleesters By adjusting the shape of the spark plug doms the Zünd spuleesters to the shape of the spark plug in the internal combustion engine takes place the Testing under almost real environmental conditions. Due to the compact design of the Ignition coil tester, in which the necessary tools for spark plug testing are integrated, can Ignition coil test taking into account the safety-relevant specifications without loose Measuring assemblies are performed outside the internal combustion engine.
  • the diameter of the spark plug dome by means of a replaceable insulator and / or a replaceable metal sleeve to the diameter of Bar ignition coil and the Zündkerzendoms the internal combustion engine adaptable.
  • This variable Construction can the geometry of the Zünd-candles dome of the internal combustion engine with the Zündspulentester be optimally modeled.
  • the distance between metal sleeve and Stabzündspule by coupling capacitances to the electrical ground of the metal sleeve or the Housing of the ignition coil tester the degree of damping, which according to the real Conditions can be adjusted.
  • the electrical connection between the pencil ignition coil and the selected spark gap can by a compensating sleeve as a connecting piece from the secondary output of the pencil ignition coil the gas spark gap or the spark plug.
  • the compensation sleeve can in her Dimensions and in the execution of their end-to-end contacts to the pencil ignition coil to be tested be adapted in the respective installation configuration and to the contacts of the spark gaps, which allows a correspondingly versatile use of the ignition coil tester.
  • the housing in the area of the capacitive sensor a breakthrough for a Measuring line of the capacitive sensor and / or in the field of field guide plate a Breakthrough for contacting the field guide plate auf-points, the corresponding Measuring signals by means of measuring and / or signal lines from the housing of the ignition coil tester the output electronics and the diagnostic system are supplied.
  • the breakthrough for contacting the field guide plate and the metal sleeve is preferred Insulated with a high voltage insulation electrically against a Signallei-direction. This prevents that at the insulation test carried out at this point concerning high voltage flashovers in the rod ignition coil on the field guide plate or on the environment the measurement signal on the Housing of the ignition coil tester is derived.
  • the Housing one or more parts is constructed. It can in particular by a multi-part Structure can be prevented that difficult to produce undercuts must be made.
  • control module is connected to the housing as a unit.
  • the ignition coil tester can also be designed to be used to test Einzelfunkenzündspulen with lying outside the spark plug dome secondary windings is usable. Again, it is advantageous that the examination of Einzelfun kenzündspule in Zündkerzendom the ignition coil tester can be done under almost real conditions. Of the Ignition coil tester can be used in such a versatile way.
  • the figure shows a Zündspulentester with inserted pencil ignition coil in a section in longitudinal direction
  • the figure shows an ignition coil tester 1 with an inserted pencil ignition coil 20.
  • Der Zündspulentester 1 consists of a housing 30, which consists of a housing-seoberteil 40 and a Housing base 50 is constructed.
  • the upper housing part 40 encloses a recess 41 whose dimensions are substantially the same Dimensions of a spark plug dome of conventional internal combustion engines corresponds.
  • a replaceable insulator 11 In the recess 41 are a replaceable insulator 11 and therein a replaceable metal sleeve 12 is inserted.
  • Recess 41, insulator 11 and metal sleeve 12 have in the illustrated construction a cylindrical shape on.
  • the shape of the pencil ignition coil 20 and the Zünd-candledendoms nachumbleden Internal combustion engine however, other geometries are possible.
  • the metal sleeve 12 On the housing lower part 50 side facing the cylindrical portion 11a of the insulator 11 limited with a circumferential end-side conclusion 11b, against which the metal sleeve 12 is applied.
  • the metal sleeve 12 is thus completely insulated from the housing 30. Will not Insulation test carried out, the metal sleeve 12 can be connected via a switch 75 to ground become.
  • the pencil ignition coil 20 with primary winding 21 and secondary winding 22, Feldten- tion plate 24 and Secondary outlet 25 is located within the metal sleeve 12, which the spark plug dome 10 of Ignition coil tester 1 limited. Only the connector 23 of the pencil ignition coil 20 with the built-in 26 and with integrated power amplifier is located outside the Spark plug dome 10.
  • a receptacle 42 in the form of a circulating, Step-shaped cutout for receiving a replaceable distance compensation piece 13th intended.
  • the distance compensation piece 13 With this distance compensation piece 13, the height of the spark plug core 10 to the Length and the diameter of the pencil ignition coil 20 are adjusted.
  • the pencil ignition coil 20 is located with its connector 23 to the distance compensation piece 13 at.
  • the recess 41 is in a cylindrical passage 45 with smaller diameter than the recess 41 of the housing upper part 40 via.
  • the upper housing part 40 knows in the field of field guide plate 24 of the rod ignition coil 20 as a Bore running radially arranged opening 43, the surface with a High voltage insulation 44 is lined.
  • the breakthrough 43 serves to accommodate a Signal line 71.
  • the lower housing part 50 is on the side of the passage 45 of the upper housing part 40 to this flanged. It forms a recess 51 together with the underside of the housing upper part 40 which, separated by a movable Monta geplatte 53, through a spark chamber 52nd is completed.
  • On or on the grounded mounting plate 53 are in the illustrated Execution of a gas spark gap 15 and in a designated threaded hole a Ignition candle 16 is mounted, the electrodes protrude into the spark chamber 52. It can, however, too additional spark gaps, for example, different gas gaps are provided.
  • a compensation sleeve 14th intended. This consists of a conductive core 14a, which in an insulating sleeve 14b is embedded.
  • the insulating sleeve 14b itself is in the passage 45 of the upper housing part 40th fitted and protrudes with its one side into the recess 41 of the housing upper part 40 and with her the other side in the recess 51 of the housing base 50.
  • a capacitive sensor 17 is in the region of the conductive core 14a arranged on the outer surface of the compensating sleeve 14. This is with a measuring line 72 connected by a radially in the lower housing part 50 mounted aperture 54 to the outside is guided. The sensor is used for capacitive ignition signal decoupling for the ignition voltage diagnosis.
  • the measuring line 72 and the signal line 71 are in a schematically illustrated output electronics 70 out, in turn, two measuring outputs 73, 74 for connecting a not shown Having diagnostic system.
  • the connector 23 of the pencil ignition coil 20 is connected by means of an adapter line 61 with a Control module 60 connected.
  • a battery voltage is applied, whose positive pole is switched to a contact 65.
  • the drive module 60 has a shunt 64 for measuring the secondary ignition current (measuring point 69) and in the illustrated embodiment an output stage 62 on. In the case of pencil ignition coils 20 with integrated output stage, this output stage 62 can be dispensed with; However, the basic structure of the ignition coil tester 1 and its mode of action remain receive.
  • the supply voltage at the voltage input 63 of the pencil ignition coil 20 can be variable be adjusted, whereby the secondary voltage matched to the ignition coil specification can be. This allows the ignition reserve and the dielectric strength of the insulation of the Rod ignition coil 20 to test.
  • Within the control module 60 are adjustable in the pulse duration Primary control signal 66, the primary voltage (measuring point 67), the primary current (measuring point 68), the adjustable supply voltage (voltage input 63) and the secondary ignition current (measuring point 69) for evaluation. By switching off the supply voltage, a secured Change the spark gaps are made.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Testing Of Engines (AREA)
EP05100499A 2004-01-27 2005-01-26 Dispositif d'essai de bobine d'allumage Expired - Lifetime EP1560232B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102004004005 2004-01-27
DE102004004005 2004-01-27
DE102004017307A DE102004017307A1 (de) 2004-01-27 2004-04-08 Zündspulentester
DE102004017307 2004-04-08

Publications (3)

Publication Number Publication Date
EP1560232A2 true EP1560232A2 (fr) 2005-08-03
EP1560232A3 EP1560232A3 (fr) 2009-03-18
EP1560232B1 EP1560232B1 (fr) 2012-03-14

Family

ID=34654995

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05100499A Expired - Lifetime EP1560232B1 (fr) 2004-01-27 2005-01-26 Dispositif d'essai de bobine d'allumage

Country Status (2)

Country Link
US (1) US7212005B2 (fr)
EP (1) EP1560232B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120254712A (zh) * 2025-06-06 2025-07-04 利奥电子(南京)有限公司 一种用于点火线圈生产的测试设备

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2899284B1 (fr) * 2006-03-30 2008-05-09 Renault Sas Dispositif de diagnostic d'une bobine d'allumage pour moteur a combustion interne
KR100962506B1 (ko) 2008-07-10 2010-06-14 엘지디스플레이 주식회사 데이터 압축과 복원 방법 및 장치와 이를 이용한액정표시장치와 그 구동방법
US20100271033A1 (en) * 2009-04-28 2010-10-28 Eudell Jennings Lusher Off-vehicle coil tester
US9494125B2 (en) * 2014-06-13 2016-11-15 Innova Electronics, Inc. System and method of ignition coil testing
DE102014219722A1 (de) * 2014-09-29 2016-03-31 Robert Bosch Gmbh Zündsystem und Verfahren zur Überprüfung von Elektroden einer Funkenstrecke
CN106894935A (zh) * 2017-03-30 2017-06-27 重庆长安汽车股份有限公司 一种汽车点火系统的测试设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090125A (en) 1977-02-22 1978-05-16 Ambac Industries, Incorporated Ignition indicator for internal combustion engines
US5363046A (en) 1992-02-06 1994-11-08 Honda Giken Kogyo Kabushiki Kaisha Spark plug cap with misfire detecting capacitor for internal combustion engine
DE29818882U1 (de) 1998-10-23 2000-03-02 Robert Bosch Gmbh, 70469 Stuttgart Zündvorrichtung für eine Brennkraftmaschine
US20020149308A1 (en) 2001-04-12 2002-10-17 Ngk Spark Plug Co., Ltd. Spark plug attachment structure and spark plug therefor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2071279A (en) * 1935-12-03 1937-02-16 Sorensen Mfg Company Inc P Apparatus for testing ignition coils and condensers
US2501802A (en) * 1947-11-19 1950-03-28 John M Walker Ignition coil tester
US3354387A (en) * 1964-03-16 1967-11-21 Gen Motors Corp Portable ignition coil tester having a transistor oscillator power supply
US5419300A (en) * 1992-11-10 1995-05-30 Honda Giken Kogyo Kabushiki Kaisha Ignition coil unit with ignition voltage detective capacitor for internal combustion engine
JPH08144918A (ja) * 1994-11-17 1996-06-04 Sumitomo Wiring Syst Ltd 内燃機関用点火装置
DE29614872U1 (de) * 1996-08-27 1998-01-02 Robert Bosch Gmbh, 70469 Stuttgart Zündspulenanordnung für Brennkraftmaschinen
US6426626B1 (en) * 1998-03-31 2002-07-30 Progressive Tool & Industries Company Apparatus and method for testing an ignition coil and spark plug
US6396277B1 (en) * 1999-10-01 2002-05-28 Snap-On Technologies, Inc. Coil on plug signal detection
CA2449865A1 (fr) * 2001-07-31 2003-02-13 Robert R. Bryant Appareil et procede d'echantillonnage inducteur d'une bobine d'allumage sur bougie
US6842007B2 (en) * 2002-10-08 2005-01-11 Delphi Technologies, Inc. Ignition coil durability testing apparatus and method
DE10304138B3 (de) * 2003-02-03 2004-07-15 Robert Bosch Gmbh Zündspule mit einer Verbindungseinrichtung zur Kontaktierung mit einer Zündkerze
US6836120B1 (en) * 2003-02-05 2004-12-28 Steven Alan Lite Automotive ignition coil tester

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090125A (en) 1977-02-22 1978-05-16 Ambac Industries, Incorporated Ignition indicator for internal combustion engines
US5363046A (en) 1992-02-06 1994-11-08 Honda Giken Kogyo Kabushiki Kaisha Spark plug cap with misfire detecting capacitor for internal combustion engine
DE29818882U1 (de) 1998-10-23 2000-03-02 Robert Bosch Gmbh, 70469 Stuttgart Zündvorrichtung für eine Brennkraftmaschine
US20020149308A1 (en) 2001-04-12 2002-10-17 Ngk Spark Plug Co., Ltd. Spark plug attachment structure and spark plug therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120254712A (zh) * 2025-06-06 2025-07-04 利奥电子(南京)有限公司 一种用于点火线圈生产的测试设备

Also Published As

Publication number Publication date
EP1560232A3 (fr) 2009-03-18
EP1560232B1 (fr) 2012-03-14
US20050200361A1 (en) 2005-09-15
US7212005B2 (en) 2007-05-01

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