WO2011024230A1 - Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur - Google Patents

Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur Download PDF

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Publication number
WO2011024230A1
WO2011024230A1 PCT/JP2009/004223 JP2009004223W WO2011024230A1 WO 2011024230 A1 WO2011024230 A1 WO 2011024230A1 JP 2009004223 W JP2009004223 W JP 2009004223W WO 2011024230 A1 WO2011024230 A1 WO 2011024230A1
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WO
WIPO (PCT)
Prior art keywords
discharge lamp
core
mercury
voltage terminal
igniter
Prior art date
Application number
PCT/JP2009/004223
Other languages
English (en)
Japanese (ja)
Inventor
梅田雄介
Original Assignee
三菱電機株式会社
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
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2011528520A priority Critical patent/JP5372159B2/ja
Priority to PCT/JP2009/004223 priority patent/WO2011024230A1/fr
Publication of WO2011024230A1 publication Critical patent/WO2011024230A1/fr

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    • 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
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps

Definitions

  • the present invention relates to an igniter for a mercury-less discharge lamp lighting device used as an in-vehicle headlight and a method for manufacturing the igniter.
  • mercury-free discharge lamps which are discharge lamps that do not use mercury.
  • HgFree: HID lamps which are discharge lamps that do not use mercury.
  • this mercury-less discharge lamp cannot be properly lit with a conventional mercury discharge lamp lighting device using mercury, a discharge lamp lighting device corresponding to the mercury-less discharge lamp must be newly prepared.
  • the characteristics of the mercury-less discharge lamp are as follows: the discharge lamp voltage during stable lighting is 42 V (the discharge lamp voltage of the conventional mercury discharge lamp is 85 V), the discharge lamp current is 0.8 A (0.4 A), and the voltage is 1 / 2, the current is doubled.
  • the electrical resistance of the components that pass the current flowing through the mercury-less discharge lamp such as an igniter
  • the electrical resistance is reduced to 1 ⁇ 4
  • the heat generated by the loss can be made equivalent to that when using a mercury discharge lamp, but if the diameter of the electric wire used is simply doubled, the electric wire is spiraled.
  • the volume of the wound coil increases, the size of the igniter increases, and it cannot fit in the storage space of the conventional discharge lamp lighting device.
  • Patent Document 1 discloses a discharge lamp starting device in which a high voltage output line of a secondary winding is passed through a core through hole and electrically connected to a high voltage terminal of a socket.
  • the mercury-less discharge lamp may be lower in voltage than the mercury discharge lamp, but requires twice as much current. In order to avoid the increase in heat generated due to the increase in current, the above-described problems are encountered. occured. Further, in the discharge lamp starting device disclosed in Patent Document 1, a larger secondary winding space is required particularly in a mercury-less discharge lamp igniter that needs to increase the wire diameter of the electric wire. It is difficult to realize without increasing the size.
  • the present invention has been made to solve the above-described problems.
  • An object is to provide a manufacturing method.
  • An igniter for a mercury-less discharge lamp lighting device includes a bobbin disposed on the same axis as the mercury-less discharge lamp and wound with a winding, and a mercury-less discharge lamp formed at one end of the bobbin.
  • the core accommodating portion having a diameter larger than that of the high voltage terminal accommodating portion and the core accommodated in the core accommodating portion are accommodated in the high voltage terminal accommodating portion through the core accommodating portion from the same direction. It has a high-voltage terminal that connects to the high-voltage terminal of the electric lamp.
  • the igniter manufacturing method includes a bobbin disposed on the same axis as the mercury-less discharge lamp and wound with a winding, and a socket for fitting the mercury-less discharge lamp formed at one end of the bobbin.
  • a high voltage terminal accommodating part formed at the center of the socket so as to accommodate a high voltage terminal of the mercury-less discharge lamp, and the high voltage terminal accommodating formed at the center of the bobbin from the side opposite to the high voltage terminal accommodating part.
  • the high-voltage terminal that connects the winding and the high-pressure terminal of the mercury-less discharge lamp through the core storage unit from the same direction as the core has a larger diameter than the high-voltage terminal storage unit. Since it is the structure accommodated in the said high voltage
  • the core and the high-voltage terminal are inserted halfway into the bobbin, and then the winding is wound around the high-voltage terminal, so that a sufficient working space for the winding nozzle can be secured.
  • This makes it easier to wind the high-voltage terminal and improves work efficiency.
  • the core and the high-voltage terminal can be inserted to a predetermined position on the bobbin after winding, and variations due to the bending angle of the terminal can be reduced.
  • the space in which the terminal can be accommodated can be set narrow, and the igniter can be miniaturized.
  • the mercury-less discharge lamp lighting device includes a battery 1 that outputs a DC voltage, a control unit 2 that boosts the DC voltage supplied from the battery 1 and converts it into an AC voltage, and is supplied from the control unit 2
  • An igniter 3 that superimposes a high-voltage pulse on the alternating voltage and supplies it to the mercury-less discharge lamp 4 is provided.
  • the igniter 300 includes a bobbin 310, a core 320, a high voltage terminal 330, a secondary winding 340, a primary winding bobbin (not shown), a primary winding, and a capacitor for storing pulse energy. Yes.
  • the bobbin 310 has a socket portion 310a for fitting a mercury discharge lamp at one end, a high voltage terminal insertion portion 310b for the mercury discharge lamp at the center of the socket portion 310a, and the high voltage terminal insertion portion on the axis of the high pressure terminal insertion portion 310b.
  • the core insertion part 310c formed on the opposite side to the core insertion part 310c and the winding part 310d of the secondary winding 340 formed so as to surround the core insertion part 310c are formed.
  • the conventional mercury discharge lamp has a discharge lamp voltage of 85 V, a discharge lamp current of 0.4 A, and uses a thin core having a diameter of ⁇ 6 (the diameter of the high-voltage terminal insertion portion 31b). > (The diameter of the core insertion portion 310c). A stopper portion 310e that abuts the flat portion 330a of the high-voltage terminal 330 and the tip of the core 320 is formed at the boundary between the two.
  • Assembling of the core 320 and the high-voltage terminal 330 to the bobbin 310 having the above configuration is inserted into the core insertion part 310c until the tip comes into contact with the stopper part 310e, as shown in FIG.
  • the high-voltage terminal 330 is inserted into the high-voltage terminal insertion portion 310b from the opposite side of the core 320, and the tip is passed through the core insertion portion 310c through the gap 310f between the stopper portion 310e and the bobbin 310. Insert until the flat portion 330a contacts the stopper portion 310e.
  • the secondary winding end is wound by the winding nozzle 600 around the winding binding portion at the tip of the high voltage terminal 330 protruding through the core insertion portion 310c. .
  • the winding tie portion is bent to shorten the length in the axial direction. However, it is difficult to bend the binding portion at approximately 90 degrees, and it is in an inclined state as in the illustrated example, and the axial length cannot be sufficiently shortened.
  • the mercury-less discharge lamp igniter according to the present invention has a discharge lamp voltage of 42 V at the time of stable lighting (the discharge lamp voltage of the conventional mercury discharge lamp is 85 V) and a discharge lamp current of 0.8 A (equal to 0.1. 4A), the voltage is 1/2 and the current is doubled.
  • the electrical resistance of a part that passes the current flowing through the mercury-less discharge lamp, such as an igniter it is necessary to redesign the electrical resistance of a part that passes the current flowing through the mercury-less discharge lamp, such as an igniter, in order to avoid an increase in heat generation due to the increase in current. It was. If the electrical resistance is reduced to 1/4, the heat generated by the loss can be made equivalent to that when using a mercury discharge lamp, but if the diameter of the wire used is simply doubled, the volume of the coil around which this wire is wound Increases, the size of the igniter increases, and it cannot fit in the storage space of the conventional discharge lamp lighting device.
  • the present invention reduces the number of windings and increases the core diameter in order to suppress the deterioration of characteristics in order to improve the electrical characteristics, so that the relationship of the diameter of the high-voltage terminal insertion portion ⁇ the diameter of the core insertion portion. Configured. By expanding the core, the core and the high-voltage terminal can be inserted into the bobbin from the same direction, and the working efficiency can be greatly improved.
  • the igniter 3 stores a bobbin 31, a core 32, a high voltage terminal 33, a secondary winding 34, a primary winding bobbin 35, a primary winding 36, and pulse energy.
  • the capacitor 37 is provided, and these are accommodated in a case member 38 and filled with a filler 39.
  • separated forward and backward is given.
  • the bobbin 31 has a mercury-less discharge lamp fitting socket part 31a at one end, a high-voltage terminal insertion part 31b formed at the center of the socket part so as to accommodate the high-voltage terminal of the mercury-less discharge lamp, and the high-voltage terminal insertion part 31b.
  • a core insertion portion 31c formed on the axis of the secondary winding 34 and a winding portion 31d of the secondary winding 34 formed so as to surround the core insertion portion are formed.
  • the diameter of the core housing portion 31c is larger than the diameter of the high-voltage terminal insertion portion 31b, and stopper portions 31e and 31f as positioning portions for contacting the flat portion 33a of the high-voltage terminal 33 are formed at the boundary between them. ing.
  • the flat portion 33 a of the high voltage terminal 33 also functions as a contact portion of the core 32.
  • the core 32 which has a D-shaped cross section and is positioned by contacting the high-voltage terminal 33 against the flat portion of the D-type, together with the high-voltage terminal 33, is opposite to the socket 31a.
  • the core insertion part 31c To the core insertion part 31c.
  • the winding nozzle 6 needs to come near the high-pressure terminal, and an appropriate space is required. For this reason, as shown in FIG. 4B, when the electrode portion 33b of the high-voltage terminal passes through the gap 31g between the stopper portion 31e and the bobbin 31, that is, during the insertion, the insertion operation is temporarily stopped and the winding is stopped. The necessary space is secured for the winding nozzle 6 which performs the binding and winding. In this state, after winding the winding at the bent portion of the high-voltage terminal 33, as shown in FIG. 4C, the high-voltage terminal 33 and the core 32 until the flat portion 33a of the high-voltage terminal 33 comes into contact with the stopper portion 31e. Fully inserted.
  • the core When the core is inserted, positioning in the circumferential direction and rotation prevention can be performed by placing the high voltage terminal 33 along the flat portion 32a of the core 32 having a D-shaped cross section. Further, by providing the bobbin 31 with stopper portions 31e and 33f for stopping the high voltage terminal 33 at an appropriate insertion position, the high voltage terminal 33 and the core 32 are wound when the high voltage terminal 33 and the core 32 are completely inserted. It can be arranged at a fixed position with respect to the portion 31d.
  • the core and the high-voltage terminal are inserted into the bobbin from the opposite direction to the socket part, workability can be greatly improved.
  • the bobbin is provided with a positioning portion for positioning the high voltage terminal and the core at a predetermined position of the bobbin, the high voltage terminal and the core can be disposed at the predetermined position of the bobbin.
  • the core has a D-shaped cross section with a notch on the side surface and the high voltage terminal abuts against the flat portion 32a, which is the notch, the high voltage terminal is positioned and prevented from rotating. Since the high-voltage terminal has a configuration in which the abutting portion is in contact with the tip of the core, the high-voltage terminal and the core can be inserted at the same time, and workability is improved.
  • the end of the high-voltage terminal is provided with a 90-degree bent part that is bent in advance, and the winding is wound around this bent part, so the high-voltage terminal can be inserted into the bobbin up to a predetermined position, and the terminal can be stored.
  • the space can be set narrow, and the length of the igniter can be shortened.
  • it since it was set as the structure which fixes a bobbin, a core, and a high voltage
  • the igniter manufacturing method includes a step of inserting the core and the high-voltage terminal from the opposite direction of the socket part to the middle of the bobbin, and a step of winding the winding on the high-voltage terminal after being inserted halfway. And the step of inserting the core and the high-voltage terminal to a predetermined position of the bobbin after winding the winding.
  • the above process ensures a sufficient working space for the winding nozzle and facilitates winding to the high-voltage terminal, improving work efficiency.
  • the size of the binding portion becomes large, and it is not possible to bend at a position where it is finally arranged after winding, so the binding portion is bent in advance to approximately 90 degrees. Without it, it is impossible to achieve a narrow space for the terminal. Therefore, as shown in FIG. 4 (a), the winding portion of the high-voltage terminal is bent in advance by 90 degrees with respect to the insertion direction, so there is no need to bend after winding, and the inclination is 90 degrees without inclination. Since it is bent, the space for the terminal can be reduced and the length of the igniter can be reduced.
  • the igniter for a mercury-less discharge lamp lighting device is a mercury-less discharge lamp igniter that needs to have a large wire diameter in order to avoid an increase in heat generation accompanying an increase in current. It is effective to realize without increasing the size.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

La présente invention a trait à un allumeur pour un dispositif d’éclairage à lampe à décharge sans mercure qui est équipé d’une partie de logement de borne à haute tension d’une partie de douille qui est formée à l’extrémité d’une bobine afin d’y loger une lampe à décharge sans mercure, et d’une partie de logement de noyau qui est disposée sur le même axe que la partie de logement de borne à haute tension et qui a un diamètre supérieur à celui de la partie de logement de borne à haute tension afin de loger un noyau. L’allumeur est doté d’une configuration dans laquelle une borne à haute tension et le noyau sont insérés dans la partie de logement de noyau depuis la direction opposée à la partie de douille, ce qui permet ainsi d’améliorer grandement la maniabilité d’assemblage de la borne à haute tension et du noyau dans la bobine.
PCT/JP2009/004223 2009-08-28 2009-08-28 Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur WO2011024230A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011528520A JP5372159B2 (ja) 2009-08-28 2009-08-28 水銀レス放電灯点灯装置用のイグナイタおよびイグナイタの製造方法
PCT/JP2009/004223 WO2011024230A1 (fr) 2009-08-28 2009-08-28 Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/004223 WO2011024230A1 (fr) 2009-08-28 2009-08-28 Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur

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WO2011024230A1 true WO2011024230A1 (fr) 2011-03-03

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PCT/JP2009/004223 WO2011024230A1 (fr) 2009-08-28 2009-08-28 Allumeur pour dispositif d’éclairage à lampe à décharge sans mercure et procédé de fabrication de l’allumeur

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JP (1) JP5372159B2 (fr)
WO (1) WO2011024230A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017050405A (ja) * 2015-09-02 2017-03-09 株式会社三社電機製作所 コイル用支持具

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002016825A1 (fr) * 2000-08-18 2002-02-28 Mitsubishi Denki Kabushiki Kaisha Douille et transformateur pour lampe et procede de fabrication d'un transformateur pour lampe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4447621B2 (ja) * 2000-08-18 2010-04-07 三菱電機株式会社 ランプ用トランス
JP2004207375A (ja) * 2002-12-24 2004-07-22 Mitsubishi Electric Corp 放電灯点灯装置
US7652550B2 (en) * 2006-03-13 2010-01-26 Mitsubishi Electric Corporation High-voltage generating transformer for discharge lamp lighting apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002016825A1 (fr) * 2000-08-18 2002-02-28 Mitsubishi Denki Kabushiki Kaisha Douille et transformateur pour lampe et procede de fabrication d'un transformateur pour lampe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017050405A (ja) * 2015-09-02 2017-03-09 株式会社三社電機製作所 コイル用支持具

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JPWO2011024230A1 (ja) 2013-01-24
JP5372159B2 (ja) 2013-12-18

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