JP2008210656A - Connector device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a tip of a plug contact from intruding in between a separator and a receptacle contact when the separator of a receptacle connector is received in and engaged with a long hole of a plug connector. <P>SOLUTION: A connector device is provided with a resin-made protective wall 24 for preventing a tip part 19a of the plug contact 19 from intruding in between the separator 17 and the receptacle contact 15 so as to cover a tip-most part 19b of the plug contact 19, in receiving and engaging the separator 17 into the long hole 22 of the plug connector 13 side. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a connector device used for information transmission inside or between electrical devices.

  Conventionally, a large number of connector devices used for information transmission inside or between electrical devices are known (for example, see Patent Document 1).

  An electrical connector device having a structure as shown in FIG. 4 is also known. A connector device 1 shown in FIG. 4 includes a receptacle connector 2 to be mounted on a board (not shown), and a plug connector 3 inserted and coupled to the receptacle connector 2.

  In this connector device 1, a plurality of receptacle contacts 4, 4... Are arranged side by side in the left-right direction on the upper and lower surfaces of the separator 2 a having a plate shape of the receptacle connector 2. On the other hand, the plug connector 3 is provided with a plurality of plug contacts 5, 5... Arranged in the left-right direction at upper and lower positions, and a long hole 6 for receiving and fitting the separator 2a of the receptacle connector 2 is provided therebetween. .

When the receptacle connector 2 and the plug connector 3 are coupled, the separator 2a of the receptacle connector 2 is received and fitted into the long hole 6 of the plug connector 3, and the plug contacts 5, 5. 4 is connected.
JP-A-8-288016.

  However, in the connector device 1 having the structure shown in FIG. 4, the reference line S1 of the plug connector 3 is inclined in the vertical direction with respect to the reference line S2 of the receptacle connector 2, as shown in FIG. When the connector 3 is inserted into the receptacle connector 2 from an oblique direction, as shown in FIG. 5 as an enlarged view of a portion B in FIG. 4, the tip portion 5a of the plug contact 5 having a relatively sharp point is received by the receptacle contact 4. And the separator 2a, the receptacle contact 4 may be lifted and the receptacle contact 4 may be buckled.

  Therefore, when the receptacle connector separator is received and fitted into the long hole of the plug connector, there arises a technical problem to be solved in order to prevent the tip of the plug contact from entering between the separator and the receptacle contact. The present invention aims to solve this problem.

The present invention has been proposed to achieve the above object, and the invention according to claim 1 includes a rectangular plug housing having an open front surface, and extends in the front-rear direction at a substantially central portion of the plug housing. A plurality of plug contacts arranged in the left-right direction, with a long hole defined between them and arranged in two upper and lower stages, and a plurality of plug contacts extending in the front-rear direction corresponding to the plug contacts A receptacle connector having a receptacle housing having a plate-like separator extending in the front-rear direction in which the receptacle contacts are juxtaposed in the left-right direction, and the plug contact is received and fitted into the elongated hole. In the connector device for connecting the receptacle to the corresponding receptacle contact, the separator is received and fitted into the elongated hole. The resin protective barrier tip of the lug contacts is prevented from entering between the receptacle contact and the separator, to provide a connector device provided so as to cover the most distal end portion of the plug contact.

  According to this configuration, when the separator of the receptacle contact is received and fitted into the long hole of the plug connector, the orientation of the separator is determined by the resin protective wall provided so as to cover the most distal end portion of the plug contact. The direction of the plug contact is matched to prevent the tip of the plug contact from entering between the separator and the receptacle contact.

  According to a second aspect of the present invention, there is provided the connector device according to the first aspect, wherein a guide surface for guiding the separator toward the center side of the elongated hole is provided at an inner front end portion of the protective wall.

  According to this configuration, when the plug connector is coupled to the receptacle connector, if the positions of the separator and the long hole are slightly shifted, the separator strikes against the guide surface provided at the front inner end of the plug connector. And by the guide of this guide surface, a separator is displaced to the center side of a long hole, and is smoothly received in a long hole.

  According to a third aspect of the present invention, there is provided the connector device according to the first or second aspect, wherein the outer peripheral portion of the plug housing and the outer peripheral portion of the receptacle housing are each provided with a shield case that is in electrical contact with each other during the receiving fitting. provide.

  According to this configuration, when the plug connector and the receptacle connector are coupled, the shield cases of the connectors are in electrical contact with each other, and a connection process such as grounding through the shield cases is achieved.

  According to the first aspect of the present invention, when the separator of the receptacle contact is received and fitted into the long hole of the plug connector, the direction of the plug connector relative to the separator is corrected by the guard of the protective wall, and the directions of both connectors are matched. Since the joining work is performed in the state, the leading end portion of the plug contact does not enter between the receptacle contact and the separator, and it is possible to reliably prevent the receptacle contact from floating and buckling.

  According to the second aspect of the present invention, the separator can be smoothly received into the elongated hole by the guide of the guide surface provided at the front inner end of the plug connector. In addition to the effect of the first aspect of the invention, Thus, improvement in workability at the time of coupling the receptacle connector and the plug connector can be expected.

In the invention described in claim 3, since the connection processing such as grounding can be performed through the shield cases of the connectors coupled to each other, in addition to the effects of the invention described in claim 1 or 2, the connection processing Improvement in workability can be expected.

  In order to achieve the purpose of preventing the tip of the plug contact from entering between the separator and the receptacle contact when the receptacle connector separator is received and fitted in the long hole of the plug connector, a rectangular shape with an open front surface is achieved. A plug housing is provided, and a plurality of plug contacts extending in the front-rear direction are arranged in the left-right direction at a substantially central portion of the plug housing, and a long hole is defined between the two plug contacts. And a receptacle connector having a receptacle housing having a plate-like separator extending in the front-rear direction in which a plurality of receptacle contacts extending in the front-rear direction corresponding to the plug contacts are juxtaposed in the left-right direction. The separator is received and fitted into the elongated hole, and the plug contact is In the connector device connected to the corresponding receptacle contact, a resin protection for preventing the tip of the plug contact from entering between the separator and the receptacle contact when the separator is received and fitted into the elongated hole. This was realized by providing a wall so as to cover the leading edge of the plug contact.

  Hereinafter, the connector device of the present invention will be described with reference to preferred embodiments. FIG. 1 is a longitudinal sectional view showing a connector device 11 according to an embodiment of the present invention in the middle of coupling, and FIG. 2 is an enlarged view of part A of FIG. 1 and 2, the connector device 11 includes a receptacle connector 12 and a plug connector 13 that are detachably fitted to each other.

  The receptacle connector 12 includes a receptacle housing 14, a plurality of receptacle contacts 15, 15..., And a shield case 16.

  The receptacle housing 14 is made of resin and formed in a square shape, and a plate-like separator 17 extending forward is integrally provided at a substantially central portion of the front surface facing the plug connector 13.

  The plurality of receptacle contacts 15, 15... Are arranged at equal intervals in the left-right direction so that the contact portions 15 a are respectively attached to the upper and lower surfaces of the separator 17 when the receptacle housing 14 is molded. They are arranged in a mold, and the base end portion 15b of the receptacle contact 15 is led out to the lower surface side of the receptacle housing 14 so that it can be connected to a contact (not shown) on the substrate side.

  The shield case 16 is formed of a conductive metal plate in a rectangular tube shape. One end side of the shield case 16 is fixedly attached to the receptacle housing 14, and the other end side is extended larger than the separator 17 from the front surface of the receptacle housing 14 toward the front in a state of surrounding the separator 17, and It is provided with the front surface serving as its tip open.

  The plug connector 13 includes a plug housing 18, a plurality of plug contacts 19, 19..., And a shield case 20.

  The plug housing 18 is made of resin and formed in a square shape as shown in FIG. 3 as an enlarged perspective view of a main part of the plug connector 13, and forwardly on the front surface facing the receptacle connector 12. A rectangular tubular portion 18a extending toward the top is integrally provided. The front surface of the rectangular tubular portion 18a is opened.

  When the plug housing 18 is molded, the plurality of plug contacts 19, 19... Are arranged in the mold so as to be positioned substantially at the center of the rectangular tube-shaped portion 18a. , 19... Are inserted into the plug housing 18 so as to be integrated with the plug housing 18. The plurality of plug contacts 19, 19... Extend in the front-rear direction, are arranged in the left-right direction corresponding to the receptacle contacts 15, 15, and can receive the separator 17 of the receptacle connector 12 therebetween. The holes 22 are defined and arranged in two upper and lower stages.

  Further, the tip end portion 19a of the plug contacts 19, 19... Is formed in a tapered shape by providing an inclined surface 23 inclined from the outside toward the inside. The gap between the upper and lower plug contacts 19 and 19 is set to be sufficiently smaller than the plate thickness of the separator 17, but the gap between the inclined surfaces 23 and 23 facing each other in the vertical direction is The inclination makes it sufficiently larger than the plate thickness of the separator 17, making it easy to insert the separator 17 into the long hole 22.

  Note that the length of the plug contacts 19, 19. Therefore, the plug contacts 19, 19... Are arranged in the rectangular tubular portion 18a in a state surrounded by the rectangular tubular portion 18a that is a part of the plug housing 18. Further, protective walls 24, 24 are provided on the upper and lower sides of the tip of the rectangular tube-shaped portion 18a so as to be bent inward at a substantially right angle.

  The protective walls 24, 24 are formed so as to cover the front side of the most distal end portion 19b of the plug contacts 19, 19,. In addition, the gap between the protective wall 24 that hangs down from the upper side and the protective wall 24 that protrudes from the lower side is set to be slightly larger than the plate thickness of the separator 17, and when the separator 17 is inserted into the elongated hole 22. The insertion of the plug connector 13 is regulated so that the reference line S1 of the plug connector 13 and the reference line S2 of the receptacle connector 12 coincide with each other. Thereby, when the separator 17 is inserted into the long hole 22 formed by the upper and lower plug contacts 19, 19..., The most distal end portion 19 b of the plug contact 19, 19 is located between the separator 17 and the receptacle contact 15. Prevent entry. In addition, a guide surface 21 serving as an inclined surface that guides the separator 17 toward the center of the long hole 22 is provided on the inner front end of the protective walls 24 and 24.

  The shield case 20 is formed of a conductive metal plate in a rectangular tube shape. The shield case 20 covers the outer surface of the rectangular tubular portion 18a of the plug housing 18 and is fixedly attached to the rectangular tubular portion 18a. In addition, the outer shape of the rectangular tube-shaped portion 18 a is substantially equal to the inner shape of the shield case 16 of the receptacle contact 15, and the rectangular tube-shaped portion 18 a whose outer surface is covered with the shield case 20 is formed in the shield case 16 20 so that it can be received and fitted in a state of electrical continuity with 20.

Next, the operation of the connector device 11 will be described. When the plug connector 13 is coupled to the receptacle connector 12 attached to the board (not shown), as shown in FIG. 1, the front surface of the receptacle connector 12 and the front surface of the plug connector 13 face each other to shield the receptacle connector 12. The rectangular tubular portion 18 of the plug connector 13 is inserted into the case 16.

  When a predetermined amount of the rectangular tubular portion 18 of the plug connector 13 is inserted, if the positions of the long hole 22 of the plug connector 13 and the separator 17 are slightly shifted in the vertical direction, the separator 17 It collides with the guide surface 21 of the protective walls 24, 24, is guided to the center side of the long hole 22 by the guide of the guide surface 21, and is guided into the long hole 22. When the separator 17 passes between the upper and lower protective walls 24, 24, the reference line S 1 of the plug connector 13 is substantially aligned with the reference line S 2 of the receptacle connector 12, and the separator 17 faces into the long hole 22. Inserted straight and smoothly. Furthermore, when the separator 17 is received in the long hole 22, the plug contact 19 and the receptacle contact 15 corresponding to each other are connected, and the shield case 16 of the receptacle connector 12 and the shield case 20 of the plug connector 13 are connected. The plug connector 13 is coupled to the receptacle connector 12 in a state where is electrically connected.

  Therefore, according to the connector device 11 in this embodiment, protection for preventing the front end portion 19a of the plug contact 19 from entering the front surface of the rectangular tube-shaped portion 18 between the separator 17 and the receptacle contact 15 is provided. Since the walls 24 and 24 are provided, when connecting the receptacle connector 12 and the plug connector 13, the most distal end portion 19 b of the plug contact 19 does not enter between the separator 17 and the receptacle contact 15. It is possible to reliably prevent the contact 15 from floating and buckling.

  It should be noted that the present invention can be variously modified without departing from the spirit of the present invention, and the present invention naturally extends to the modified ones.

The longitudinal cross-sectional view of the connector apparatus shown as one embodiment of this invention. The A section enlarged view of FIG. The principal part expansion perspective view of the plug connector in the connector apparatus in this Embodiment. The longitudinal cross-sectional view of the connector apparatus shown as a prior art example. The B section enlarged view of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 11 Connector apparatus 12 Receptacle connector 13 Plug connector 14 Receptacle housing 15 Receptacle housing 15a Contact part 15b Base end part 16 Shield case 17 Separator 18 Plug housing 18a Square cylindrical part 19 Plug contact 19a Tip part 19b Most advanced part 20 Shield case 21 Guide Surface 22 Long hole 23 Inclined surface 24 Protective wall

Claims (3)

A rectangular plug housing with a front opening is provided, and a plurality of plug contacts extending in the front-rear direction are arranged in the left-right direction at a substantially central portion of the plug housing, and a long hole is defined between the top and bottom A plug connector that is arranged in stages, and a receptacle housing having a plate-like separator extending in the front-rear direction by juxtaposing a plurality of receptacle contacts corresponding to the plug contacts in the front-rear direction. In a connector device comprising a receptacle connector, receiving and fitting the separator in the elongated hole, and connecting the plug contact to the corresponding receptacle contact;
Covering the foremost part of the plug contact with a protective wall made of resin that prevents the tip of the plug contact from entering between the separator and the receptacle contact when the separator is received and fitted into the long hole A connector device provided as described above.   The connector device according to claim 1, wherein a guide surface for guiding the separator toward the center of the elongated hole is provided at an inner front end portion of the protective wall.   3. The connector device according to claim 1, wherein a shield case is provided on the outer peripheral portion of the plug housing and the outer peripheral portion of the receptacle housing so as to be in electrical contact with each other during the receiving fitting.

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