WO2012096407A1 - Boîtier de protection d'une prise - Google Patents

Boîtier de protection d'une prise Download PDF

Info

Publication number
WO2012096407A1
WO2012096407A1 PCT/JP2012/051006 JP2012051006W WO2012096407A1 WO 2012096407 A1 WO2012096407 A1 WO 2012096407A1 JP 2012051006 W JP2012051006 W JP 2012051006W WO 2012096407 A1 WO2012096407 A1 WO 2012096407A1
Authority
WO
WIPO (PCT)
Prior art keywords
receptacle
portions
fixing leg
leg portions
plug
Prior art date
Application number
PCT/JP2012/051006
Other languages
English (en)
Inventor
Keiji HAMADA
Original Assignee
Yazaki Corporation
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 Yazaki Corporation filed Critical Yazaki Corporation
Publication of WO2012096407A1 publication Critical patent/WO2012096407A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
    • H01R12/7011—Locking or fixing a connector to a PCB
    • H01R12/707—Soldering or welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • H01R12/724—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits containing contact members forming a right angle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6581—Shield structure
    • H01R13/6582—Shield structure with resilient means for engaging mating connector

Definitions

  • the present invention relates to a shield case (also called a shell) of a receptacle (also called a receptacle connector) connected to a plug.
  • Figs. 5 and 6 are diagrams showing a configuration of a receptacle which is an example of the related art disclosed in Patent Literature 1.
  • This receptacle 200 is provided with a housing 210 which holds a plurality of contacts 240, and a shield case 220 fixed to the housing 210.
  • the shield case 220 is equipped with: a shield case main body 221 with a rectangular tube shape which has an opening portion 222 opened to the front and used for inserting a plug, and which has a top plate portion 221A, a bottom plate portion 22 IB, and left and right side plate portions 221C so as to surround a fitting portion of a plug inserted in the opening portion 222; and protrusions 223 and 224 provided so as to protrude downward further than the lower surface of the bottom plate portion 221B at a low portion of the left and right side plate portions 221C of the shield case main body 221.
  • the protrusions 223 and 224 are set as substrate fixing leg portions (hereafter, both the substrate fixing leg portions and the protrusions are indicated by the same reference numerals 223 and 224) for fixing the receptacle 200 to a circuit substrate when the receptacle 200 is mounted on the circuit substrate (not shown).
  • Patent Literature l JP-A-2007- 157378 Summary of Invention
  • this receptacle 200 when this receptacle 200 is mounted on a circuit substrate, fixing is performed by soldering the substrate fixing leg portions 223 and 224 of the shield case 220 to the circuit substrate; however, in a case where, in this fixed state, there is a distance between the lower surface of the bottom plate 221B of the shield case 220 and the upper surface of the circuit substrate, when the plug is forcibly inserted in a state of being half-fitted in the opening portion 222 of the receptacle 200, it is apparent that excessive stress is generated at the solder portions of the substrate fixing leg portions 223 and 224 and there is a concern that cracks may be generated at the solder portions.
  • the present invention is made in consideration of the above- described situation and an object thereof is to provide a shield case of a receptacle configured so that excessive stress is not generated in the solder portions of the substrate fixing leg portions when mounted on a circuit substrate and so that cracks are not generated in the solder portions.
  • the shield case of the receptacle according to the present invention is characterized by the following (l).
  • the shield case of the receptacle is connected to a plug and is provided with: a shield case main body with a rectangular tube shape which has an opening portion opened to the front and used for inserting a plug, and which has a top plate portion, a bottom plate portion, and left and right side plate portions so as to surround a fitting portion of a plug inserted in the opening portion; and protrusions provided so as to protrude downward further than the lower surface of the bottom plate portion at a low portion of the left and right side plates.
  • the protrusions are set as substrate fixing leg portions for fixing the receptacle to a circuit substrate when the receptacle is mounted on the circuit substrate.
  • spring convex portions which relieve stress on the substrate fixing leg portions by elastically contacting the upper surface of the circuit substrate when the receptacle is mounted by soldering the substrate fixing leg portions to the circuit substrate, are provided at two or more positions separated from each other in the left and right width direction at positions closer to the opening portion used for inserting a plug than the substrate fixing leg portions of the lower surface of the bottom plate portion.
  • Fig. 1 is an exploded perspective view of a receptacle using the shield case of an embodiment of the invention.
  • Figs. 2(a) and 2(b) show an external configurational view of a receptacle using the shield case of an embodiment of the invention; Fig. 2(a) is a perspective view from above and Fig. 2(b) is a perspective view from the opposite side.
  • Figs. 3(a) and 3(b) show a view illustrating a state where a forcible insertion force is absorbed by spring convex portions in a case where a plug is forcibly inserted in a state of being half-fitted in a receptacle using the shield case of an embodiment of the invention!
  • Fig. 3(a) is a lateral cross- sectional view illustrating a state where a forcible insertion force is absorbed by spring convex portions in a case where a plug is half-fitted in the same receptacle and forcibly inserted and
  • Fig. 3(b) is an expanded lateral cross -sectional view of main parts thereof.
  • Fig. 4 is an expanded lateral cross-sectional view of main parts illustrating a comparative example of a case where there are no spring convex portions.
  • Fig. 5 is a perspective view illustrating a configuration of a receptacle of the related art.
  • Fig. 6 is a lateral cross -sectional view of the same receptacle.
  • Fig. 1 is an exploded perspective view of a receptacle using the shield case of an embodiment.
  • Figs. 2(a) and 2(b) show an external configurational view of the same receptacle;
  • Fig. 2(a) is a perspective view from above and
  • Fig. 2(b) is a perspective view from the opposite side.
  • Fig. 3(a) is a lateral cross-sectional view illustratin a state where a forcible insertion force is absorbed by spring convex portions in a case where a plug is half-fitted in the same receptacle and forcibly inserted and
  • Fig. 3(b) is an expanded lateral cross -sectional view of main parts thereof.
  • This receptacle 1 is connected to a plug 100 (refer to Figs. 3(a) and 3(b)) and is provided with a plurality of contacts 40 at upper and lower stages, a housing 10 holding these contacts 40, and a shield case 20 mounted and fixed on the housing 10.
  • the housing 10 has an insulator portion 12 having a thin plate shape protruding forward from the housing main body 11 and is configured so that electrical contact portions of the leading end sides of the upper and lower stage contacts 40 press-fitted to the housing main body 11 are respectively inserted and set in terminal arrangement grooves 13 formed on the upper and lower surfaces of the insulator 12.
  • the shield case 20 is equipped with a shield case main body 21 with a rectangular tube shape which has an opening portion 22 opened to the front and used for inserting a plug, and which has a top plate portion 21A, a bottom plate portion 2 IB, and left and right side plate portions 21C so as to surround a fitting portion of a plug inserted in the opening portion 22; and protrusions 23 and 24 provided so as to protrude downward further than the lower surface of the bottom plate portion 21B at a low portion of the left and right side plate portions 21C of the shield case main body 21.
  • the protrusions 23 and 24 are set as substrate fixing leg portions (hereafter, both the substrate fixing leg portions and the protrusions are indicated by the same reference numerals 23 and 24) for fixing the receptacle 1 to a circuit substrate when the receptacle 1 is mounted on the circuit substrate 80 (refer to Figs. 3(a) and 3(b)).
  • conductive spring convex portions 25, which elastically contact and allow conduction with the shield case of the side of the plug 100 when the plug 100 is fitted to the opening portion 22 used for inserting a plug are provided at the top plate portion 21A, the bottom plate portion 2 IB, and the left and right side plate portions 21C. Furthermore, spring convex portions 25, which relieve stress on the substrate fixing leg portions 23 and 24 by elastically contacting the upper surface of the circuit substrate 80 when the receptacle 1 is mounted by soldering the substrate fixing leg portions 23 and 24 to the circuit substrate 80, are provided at two positions separated from each other in the left and right width direction at positions closer to the opening portion 22 used for inserting a plug than the substrate fixing leg portions 23 and 24 of the lower surface of the bottom plate portion 21B.
  • these spring convex portions 25 are provided so as to be positioned as far as possible at the forward end of the circuit substrate 80 when the receptacle 1 is mounted on the circuit substrate 80 and come into elastic contact with the upper surface of the circuit substrate 80. Accordingly, as shown in Figs. 3 (a) and 3(b), in a case where the plug 100 is forcibly inserted in a state of being half inserted into the opening portion 22, it is possible to absorb the forcible insertion force with the spring convex portions 25, to prevent unnecessary stress being generated in the substrate fixing leg portions 23 and 24, and to prevent the generation of cracks in the solder portions of the substrate fixing leg portions 23 and 24.
  • the receptacle 1 of the present embodiment it is possible to prevent this by having two spring convex portions 25 in the bottom plate portion 2 IB of the shield case 20.
  • two spring convex portions 25 absorb a forcible insertion force from the plug 100 with good balance, it is possible to relieve stress on the left and right substrate fixing leg portions 23. Accordingly, it is possible to preserve the quality of the solder portions of the left and right substrate fixing leg portions 23 when the receptacle 1 is mounted on the circuit substrate 80 and to achieve an improvement in the durability.
  • the present invention is not limited to the above-described embodiments and suitable modifications, improvements, and the like are possible. Further, the material, shape, dimensions, numbers, arrangement positions and the like of each of the constituent elements in the above - described embodiments are arbitrary and not limited as long as they are capable of achieving the invention.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

L'invention concerne un boîtier de protection (20) d'une prise (1), configuré de telle sorte que des contraintes excessives ne sont pas produites dans des parties de soudure de pattes de fixation sur substrat (23, 24) lorsqu'elles sont montées sur un substrat de circuit (80) et que des fissures n'apparaissent pas dans les parties de soudure. Des parties élastiques convexes (25), qui éliminent les contraintes imposées aux parties de pattes de fixation sur substrat par l'établissement d'un contact élastique avec la surface supérieure du substrat de circuit lorsque la prise est montée en soudant sur le substrat de circuit les parties de patte de fixation sur substrat, sont prévues dans deux positions ou plus, séparées les unes des autres dans la direction de la largeur vers la gauche et la droite dans des positions plus proches de la partie ouverte (22) utilisée pour l'insertion d'une fiche que (100) les parties de pattes de fixation sur substrat de la surface inférieure d'une partie de plaque inférieure (21B).
PCT/JP2012/051006 2011-01-11 2012-01-11 Boîtier de protection d'une prise WO2012096407A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-003166 2011-01-11
JP2011003166A JP2012146455A (ja) 2011-01-11 2011-01-11 レセプタクルのシールドケース

Publications (1)

Publication Number Publication Date
WO2012096407A1 true WO2012096407A1 (fr) 2012-07-19

Family

ID=45563474

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/051006 WO2012096407A1 (fr) 2011-01-11 2012-01-11 Boîtier de protection d'une prise

Country Status (3)

Country Link
JP (1) JP2012146455A (fr)
TW (1) TW201244282A (fr)
WO (1) WO2012096407A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6395310B2 (ja) * 2014-12-12 2018-09-26 日本圧着端子製造株式会社 コネクタ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6224420B1 (en) * 1999-01-27 2001-05-01 Mitsomi Newtech Co., Ltd. Electrical connector
JP2007157378A (ja) 2005-12-01 2007-06-21 Molex Inc コネクタ用シールドケース
US20100068940A1 (en) * 2008-09-17 2010-03-18 Hon Hai Precision Industry Co., Ltd. Electrical connector having auxiliary hold-down arrangement
JP2011003166A (ja) 2009-06-22 2011-01-06 Rakuten Inc 現地ツアー推薦システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6224420B1 (en) * 1999-01-27 2001-05-01 Mitsomi Newtech Co., Ltd. Electrical connector
JP2007157378A (ja) 2005-12-01 2007-06-21 Molex Inc コネクタ用シールドケース
US20100068940A1 (en) * 2008-09-17 2010-03-18 Hon Hai Precision Industry Co., Ltd. Electrical connector having auxiliary hold-down arrangement
JP2011003166A (ja) 2009-06-22 2011-01-06 Rakuten Inc 現地ツアー推薦システム

Also Published As

Publication number Publication date
JP2012146455A (ja) 2012-08-02
TW201244282A (en) 2012-11-01

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