JP2017174746A - Mutual engagement connector device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mutual engagement connector device capable of properly and easily maintaining a fitted and connected state of one of first and second connectors to be mutually engaged with the other connector, and easily cancelling such a fitted and connected state.SOLUTION: A receptacle connector 10 comprises: an elastic engagement member 13 capable of generating an elastic pressure in a direction toward a component mounting surface of a circuit board to which a housing 11 of the receptacle connector is fixed and being partially elastically displaced in a direction along the component mounting surface of the circuit board; and a lock part 16 which can be brought into a locked state to the elastic engagement member 13. While a housing 31 of a plug connector 30 is brought into a fitted state with the housing 11 of the receptacle connector 10, the elastic engagement part 13 applies the elastic pressure that presses the housing 11 onto the component mounting surface of the circuit board, to the housing 31 and is locked by the lock part 16.SELECTED DRAWING: Figure 18

Description

  In the invention described in the claims of the present application, a first connector mounted on a circuit board (including a wiring board) is connected to a cable, a wiring board (including a flexible printed wiring board (FPC)), and the like. A circuit in which the first connector is attached to a cable, a wiring board, or the like connected to the second connector by fitting and connecting the second connector to the first connector. The present invention relates to an interengaging connector device that is electrically connected to a substrate.

  When connecting a plurality of relatively thin cables or a relatively small flexible printed wiring board to a circuit board to which various electrical components are mounted, a plug connector to which the plurality of cables or flexible printed wiring boards are connected, and the circuit board In many cases, a receptacle connector is used that is electrically connected to and fixed to the receptacle connector and in which the plug connector is fitted and connected. The plug connector is provided with fitting protrusions on which a plurality of plug-side conductive contacts arranged in an array are arranged in electrical connection with a plurality of cables or flexible printed wiring boards. Further, the receptacle connector is provided with a fitting recess into which a fitting projection provided on the plug connector is inserted, and one end of each of the receptacle connectors is connected to the circuit board as a terminal portion. The plurality of plug-side conductive contacts in the fitting convex portion of the plug connector inserted into the fitting concave portion are in press contact with the plurality of receptacle-side conductive contacts that are arranged and arranged.

  The fitting convex part in the plug connector is made of an insulating material and is formed as a part of the plug side housing that supports the plurality of plug side conductive contacts, and the fitting concave part in the receptacle connector is made of an insulating material. It is formed as a part of a receptacle-side housing that supports a plurality of receptacle-side conductive contacts. And when the fitting convex part in the plug connector to which a plurality of cables or flexible printed wiring boards are connected is inserted into the fitting concave part in the receptacle connector fixed to the circuit board, the plug-side housing becomes the receptacle-side housing. And the plug connector is fitted and connected to the receptacle connector, and the plurality of plug-side conductive contacts and the plurality of receptacle-side conductive contacts are placed in a mutual contact connection state. As a result, a plurality of cables or flexible printed wiring boards connected to the plug connector are electrically connected to the circuit board to which the receptacle connector is fixed via the plurality of plug-side conductive contacts and the plurality of receptacle-side conductive contacts. The

  In this way, a plug connector in which a plurality of cables or flexible printed wiring boards are connected to electrically connect a plurality of cables or flexible printed wiring boards connected to the plug connector to a circuit board to which the receptacle connector is fixed. When the plug-side housing is fitted into the receptacle-side housing of the receptacle connector fixed to the circuit board, and the plug-connector is placed in a fitting connection state with the receptacle connector, the plug-side housing is connected to the receptacle-side housing. It is required that the fitted state be maintained stably. Therefore, conventionally, the lock is configured to include a plug connector and a receptacle connector, and mechanically locks the plug connector with respect to the receptacle connector when the plug connector and the receptacle connector are fitted and connected. An interengagement connector device provided with means has been proposed (see, for example, Patent Document 1).

  The mutual engagement connector device (electrical connector) shown in Patent Document 1 is mounted on a receptacle-side housing (insulating housing (11)) and a receptacle-side housing to form a part of a ground circuit, and provides an electromagnetic shielding action. A receptacle-side shell member (conductive shell (12)), a receptacle connector (10) and a plug that are arranged on a circuit board (printed wiring board (P)) and electrically connected to the circuit board Side housing (insulating housing (21)) and a plug side shell member (conductive shell (22)) which is mounted on the plug side housing and forms part of the ground circuit and provides electromagnetic shielding action. The plug connector (20) is connected to a plurality of cables (thin coaxial cable (SC)). The receptacle-side shell member provided in the receptacle connector engages with the plug-side shell member provided in the plug connector when the plug connector is inserted into the receptacle connector and brought into a fitting connection state with the receptacle connector.

  The receptacle-side shell member provided in the receptacle connector is provided with a lock projection (12g) and a lock projection (12h), and the plug-side shell member provided in the plug connector has a lock hole. A portion (22g) and a lock hole portion (22h) are provided. Then, when the plug connector is placed in a fitting connection state with the receptacle connector, the plurality of lock projections provided on the receptacle-side shell member enter into the plurality of lock hole portions provided on the plug-side shell member, respectively. The mating state is taken, and thereby the fitting state of the plug connector with respect to the receptacle connector is maintained. That is, the plurality of lock protrusions provided in the receptacle-side shell member and the plurality of lock holes provided in the plug-side shell member constitute a locking means for mechanically locking the plug connector with respect to the receptacle connector. It is doing.

JP2011-138687A

  In the interengagement connector device including a receptacle connector and a plug connector, and having a locking means for mechanically locking the plug connector with respect to the receptacle connector as described above. Has the following inconveniences.

  The plurality of lock projections provided on the receptacle-side shell member constituting the locking means and the plurality of lock hole portions provided on the plug-side shell member are plugged by the plurality of lock projections provided on the receptacle-side shell member. The plurality of lock projections in this case serve to hold the plug connector fitted and connected to the receptacle connector by entering the respective lock holes provided in the side shell member and taking the engaged state. The engagement of the portion with the plurality of lock holes is set to a level that allows the plug connector placed in the fitting connection state with the receptacle connector to be relatively easily removed from the receptacle connector. Otherwise, when attempting to remove the plug connector from the receptacle connector, it is difficult to remove the plug connector. For example, the receptacle-side shell member or the plug-side shell member must be deformed using a special jig. Because it will be imitated.

  As described above, the engagement of the plurality of lock protrusions with the plurality of lock hole portions allows the removal of the plug connector placed in the fitting connection state with the receptacle connector from the receptacle connector relatively easily. For example, a plurality of cables connected to the plug connector when the plug connector to which a plurality of cables that are a plurality of fine coaxial cables are connected is placed in a fitting connection state with the receptacle connector. When an undesired external force acting to separate the plug connector from the receptacle connector is applied to the plug connector, the engagement state of the plurality of lock projections with the plurality of lock hole portions may be undesirably released. In this way, when there is a possibility that the engagement state of the plurality of lock projections with respect to the plurality of lock hole portions may be undesirably released, the plurality of lock projection portions, the plurality of lock hole portions, It cannot be said that the fitting connection state of the plug connector with respect to the receptacle connector can be maintained properly and stably by the locking means constituted by the above.

  In view of such a point, the invention described in the claims of the present application is configured such that a first connector to be mounted on a circuit board, for example, a receptacle connector, and, for example, a plurality of cables and wiring boards are connected. A plurality of cables and wiring boards connected to the second connector by fitting and connecting the second connector to the first connector. A mechanism that can be kept in a state of being electrically connected to a circuit board on which the connector is mounted, and maintaining a fitting and connecting state of the second connector with respect to the first connector appropriately and stably. An interengagement connector device that can be easily removed from the first connector of the second connector placed in a fitted and connected state with the first connector.

  An interengaging connector device according to an invention described in any one of claims 1 to 9 in the claims of the present application (hereinafter referred to as the present invention) is fixed to a component mounting surface of a circuit board. A first housing and a plurality of first contacts arranged in the first housing and connected to a plurality of terminal portions provided on a component mounting surface of the circuit board, respectively, are mounted on the circuit board. A first housing that is in a fitted state with the first housing, and a second housing that is arranged in the second housing, and the second housing is in a fitted state with the first housing. And a second connector provided with a plurality of second contacts which are in contact with and connected to the plurality of first contacts, respectively. In the interengagement connector device according to the present invention, the first connector is rotatably attached to the first housing, and the component mounting of the circuit board to which the first housing is fixed An elastic engagement member capable of generating an elastic pressing force in a direction toward the surface and a partial elastic displacement in a direction along the component mounting surface of the circuit board; and a locked state with respect to the elastic engagement member. A latching portion that can be taken, and when the second housing is in a fitted state with the first housing while the first housing is fixed to the component mounting surface of the circuit board, The joint member is rotated and exerts an elastic pressing force that presses the first housing against the component mounting surface of the circuit board and is locked by the locking portion. Is .

  In particular, in the mutual engagement connector device according to the present invention described in claim 2 in the claims of the present application, the elastic engagement member is supported at both ends by the first housing so as to be rotatable. In a portion between the first and second portions, a locking portion that engages with a pressing portion that presses and comes into contact with the second housing that is fitted to the first housing and a locking portion that is provided in the first connector. An elastic bent rod-like body formed with a joint portion is formed.

  In the mutual engagement connector device according to the present invention as described above, the second housing of the second connector is engaged with the first housing of the first connector mounted on the circuit board. When the second connector is placed in a fitted and connected state with the first connector, the plurality of second contacts in the second connector are contact-connected to the plurality of first contacts in the first connector, respectively. Further, it is possible to generate an elastic pressing force in a direction toward the component mounting surface of the circuit board to which the first housing is fixed and to perform partial elastic displacement in a direction along the component mounting surface of the circuit board. An elastic engagement member rotatably attached to the first housing is rotated to press the first housing against the component mounting surface of the circuit board to which the first housing is fixed. It takes locked state by the locking portion provided in the first connector with exert an elastic pressing force becomes.

  In this case, the plurality of second contacts in the second connector are contact-connected to the plurality of first contacts in the first connector, for example, a plurality of cables connected to the second connector or The wiring board has a plurality of terminals provided on a component mounting surface of the circuit board to which the first housing is fixed, through the plurality of second contacts in the second connector and the plurality of first contacts in the first connector. Connected to the part.

  Further, the second connector is in a fitting connection state with the first connector mounted on the circuit board, and the elastic engagement member is locked by the locking portion provided in the first connector. Therefore, a circuit in which the first housing is fixed to an elastic engagement member that can be partially elastically displaced in a direction along the component mounting surface of the circuit board to which the first housing is fixed. When an external force causing a partial elastic displacement in a direction along the component mounting surface of the board is applied, the engagement provided in the first connector with respect to the elastic engagement member is accompanied by the partial elastic displacement generated by the elastic engagement member. The locking by the stop portion is released, and the second connector placed in a fitting connection state with the first connector can be removed from the first connector.

  The elastic engagement member rotatably attached to the first housing is, for example, as in the case of the mutual engagement connector device according to the present invention described in claim 2 in the claims of the present application. Both ends are rotatably supported by the first housing, and a pressing portion that presses and contacts a second housing placed in a fitted state with the first housing in a portion between the both ends, and the first An elastic bent rod-like body formed with a locked engaging portion that engages with a locking portion provided in the connector is formed, and the pressing portion fixes the first housing to the second housing. An elastic pressing force to be pressed against the component mounting surface of the circuit board is applied, and the locked engagement portion is locked by the locking portion provided in the first connector.

  In the mutual engagement connector device according to the present invention, the second connector is in a fitted state with the first housing of the first connector mounted on the circuit board. When placed in a fitting connection state with the first connector, an elastic pressing force is generated in a direction toward the component mounting surface of the circuit board to which the first housing is fixed, and a direction along the component mounting surface of the circuit board. An elastic engagement member, which can be partially elastically displaced and is pivotally attached to the first housing, is pivoted to secure the first housing to the second housing. An elastic pressing force that is pressed against the component mounting surface of the printed circuit board is exerted and is locked by the locking portion provided in the first connector. 2 When the housing is exerted with an elastic pressing force that presses the first housing against the component mounting surface of the circuit board to which the housing is fixed, and is locked by the locking portion provided in the first connector, Thereby, for example, even when an undesired external force is applied to a plurality of cables or wiring boards connected to the second connector to separate the second connector from the first connector, The second obtained by fitting the second housing of the second connector with the first housing of the first connector without disturbing the fitting connection state of the connector with the first connector. The fitting connection state of the connector with the first connector is maintained appropriately and stably.

  In addition, the second connector is engaged with the first connector mounted on the circuit board and the elastic engagement member is locked by the locking portion provided in the first connector. Under the state, an external force that causes a partial elastic displacement in a direction along the component mounting surface of the circuit board to which the first housing is fixed is applied to the elastic engagement member provided in the first connector. In some cases, with the partial elastic displacement generated by the elastic engagement member, the engagement by the engagement portion provided in the first connector with respect to the elastic engagement member is released, and the fitting connection state with the first connector is established. Since the placed second connector can be removed from the first connector, the first connector is released by releasing the locking by the locking portion provided in the first connector with respect to the elastic engagement member. 2nd in the connected state with A state which forms as a connector which can be removed from the first connector, can be easily obtained.

  Thus, according to the interengaging connector device according to the present invention, the first connector having the first housing fixed to the circuit board and mounted on the circuit board, and the first housing The second housing has a fitted state, and includes, for example, a second connector to which a plurality of cables and a wiring board are connected, and the second housing is fitted to the first housing. The circuit board in which the first housing is fixed to a plurality of cables and wiring boards connected to the second connector by placing the second connector in a fitted and connected state with the first connector. The second housing of the second connector can be obtained by fitting the first housing of the first connector with the first housing under the mechanism that can be electrically connected to the first connector. 2nd connector number It is possible to maintain the fitting and connecting state with the first connector properly and stably, and also to easily remove the second connector placed in the fitting and connecting state with the first connector from the first connector. Will be able to do.

It is a perspective view which shows the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention. It is a perspective view which shows the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention. It is a side view which shows the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention. It is a disassembled perspective view about the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention. It is a partial expansion perspective view which expands and shows the inside of the frame A in FIG. It is a perspective view which shows the receptacle connector which comprises an example of the mutual engagement connector apparatus based on this invention with the part of the circuit board with which it was mounted | worn. It is a rear view which shows the receptacle connector which comprises an example of the mutual engagement connector apparatus concerning this invention with the part of the circuit board with which it was mounted | worn. It is sectional drawing which shows the VIII-VIII line cross section in FIG. It is a perspective view which shows the plug connector which comprises an example of the mutual engagement connector apparatus based on this invention with a receptacle connector with several cables connected to it. It is a perspective view which shows the plug connector which comprises an example of the mutual engagement connector apparatus based on this invention with a receptacle connector with several cables connected to it. It is a side view which shows the plug connector which comprises an example of the mutual engagement connector apparatus based on this invention with a receptacle connector with the cable connected to it. It is a sectional view showing a plug connector which constitutes an example of a mutual engagement connector device concerning the present invention with a receptacle connector with a cable connected to it. 1 is a perspective view showing a receptacle connector and a plug connector constituting an example of an interengaging connector device according to the present invention, with the plug connector being fitted and connected to the receptacle connector with a plurality of cables connected thereto. It is a side surface which shows the receptacle connector and plug connector which comprise an example of the mutual engagement connector apparatus which concerns on this invention in the state by which the plug connector was fitted and connected with the receptacle connector, when the cable was connected to it. 1 is a perspective view showing a receptacle connector and a plug connector constituting an example of an interengaging connector device according to the present invention, with the plug connector being fitted and connected to the receptacle connector with a plurality of cables connected thereto. 1 is a rear view showing a receptacle connector and a plug connector constituting an example of an interengaging connector device according to the present invention, with the plug connector being fitted and connected to the receptacle connector with a plurality of cables connected thereto. It is a side view which shows the receptacle connector and plug connector which comprise an example of the mutual engagement connector apparatus which concerns on this invention in the state by which the plug connector was fitted and connected with the receptacle connector, when the several cable was connected to it. It is sectional drawing which shows the XVIII-XVIII line cross section in FIG. It is sectional drawing which shows the XIX-XIX line cross section in FIG. It is sectional drawing with which it uses for operation | movement description of the elastic engagement member with which the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention is equipped. It is sectional drawing with which it uses for operation | movement description of the elastic engagement member with which the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention is equipped. It is sectional drawing with which it uses for operation | movement description of the elastic engagement member with which the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention is equipped. It is sectional drawing with which it uses for operation | movement description of the elastic engagement member with which the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention is equipped. It is sectional drawing with which it uses for operation | movement description of the elastic engagement member with which the receptacle connector which comprises an example of the mutual engagement connector apparatus which concerns on this invention is equipped.

  The form for implementing this invention is demonstrated with the Example about this invention described below.

  1 to 3 show a receptacle connector 10 constituting a first connector constituting an example of an interengaging connector device according to the present invention, and FIG. 4 is an exploded perspective view of the receptacle connector 10. The receptacle connector 10 is in a state in which a plug connector 30 (to be described later) is fitted and connected thereto. The plug connector 30 constitutes a first connector as an example of an interengagement connector device according to the present invention. A second connector configured with the receptacle connector 10 is formed.

  The receptacle connector 10 shown in FIGS. 1 to 4 is formed of an insulating material such as synthetic resin and is fixed to a component mounting surface 26 of a circuit board 25 shown in FIGS. 6 to 8 to be described later. The housing 11 (first housing), the conductive shell member 12 (first shell member) fixed to the housing 11 so as to partially cover the outer surface of the housing 11, and the housing 11 are rotatable. The elastic engagement member 13 attached to the is provided.

  In the housing 11, the fitting recess 14 is provided as a groove that extends along the longitudinal direction of the housing 11. When the plug connector 30 is fitted and connected to the receptacle connector 10, a fitting convex portion 33 provided on the housing 31 (second housing) of the plug connector 30 is engaged with the fitting concave portion 14. As a result, the housing 31 of the plug connector 30 is fitted with the housing 11 of the receptacle connector 10.

  In the housing 11, a plurality of receptacle-side contacts 15 (first contacts), each of which is a bent belt-like member formed of a conductive plate material having elasticity, are arranged and arranged along the longitudinal direction of the housing 11. ing. Each of the plurality of receptacle-side contacts 15 protrudes from the bottom surface portion 11a side of the housing 11 in contact with the circuit board 25 to the outside of the housing 11 and is provided on the component mounting surface 26 of the circuit board 25 (see FIG. 6) and a contact connecting portion 15b that abuts against a plug-side contact 34 (second contact (see FIG. 10)) provided in the plug connector 30 described later. . The contact connection portion 15 b faces the fitting recess 14 provided in the housing 11.

  The shell member 12 is formed, for example, by punching and bending a metal plate member, and extends along the longitudinal direction of the housing 11 to form a bottom surface portion 11a and a fitting recess 14 in the housing 11. It is supposed to cover most of the other parts except the part. Therefore, the longitudinal direction of the shell member 12 is made to coincide with the longitudinal direction of the housing 11. Under such circumstances, the shell member 12 is engaged with the elastic engagement member 13 in an engaged state with the elastic engagement member 13 that protrudes outward from the housing 11 and is rotatably attached to the housing 11. A locking portion 16 for stopping is provided. The locking portion 16 has an inclined surface portion 16 a that guides the elastic engagement member 13 when the engagement with the elastic engagement member 13 is established.

  In the shell member 12 shown in FIGS. 1 to 4, one locking portion 16 is provided at the central portion in the longitudinal direction, but the locking portion 16 in the shell member 12 is in the longitudinal direction. One piece may be provided in a portion other than the central portion, and a plurality of pieces may be provided in the longitudinal direction.

  Further, in addition to the locking portion 16, the shell member 12 is provided with a plurality of ground connection portions 17 connected to a ground terminal portion 27 (see FIG. 6) provided on the component mounting surface 26 of the circuit board 25. ing. As a result, with the housing 11 being fixed to the component mounting surface 26 of the circuit board 25, the plurality of ground connection portions 17 in the shell member 12 are connected to the ground terminal portions 27 provided on the component mounting surface 26 of the circuit board 25. When the ground potential is applied to the shell member 12, the shell member 12 exerts an electromagnetic shielding action on the plurality of receptacle-side contacts 15 arranged in the longitudinal direction of the housing 11.

  The elastic engagement member 13 is obtained, for example, by bending a metal rod-like material having elasticity, and extends along the longitudinal direction of the housing 11 as a whole, and the housing 11 is fixed. It is possible to generate an elastic pressing force in a direction toward the component mounting surface 26 of the circuit board 25 and a partial elastic displacement in a direction along the component mounting surface 26 of the circuit board 25 to which the housing 11 is fixed. Has been. The elastic engagement member 13 has a pair of end portions 18A and 18B, which are both ends thereof, rotatably supported by the housing 11, and an intermediate portion 19 between the pair of end portions 18A and 18B. A shell member 32 (second shell member) fixed to the housing 31 of the plug connector 30 in a fitted state with the locked engagement portion 20 and the housing 11 which are engaged with the locking portion 16 provided in ) Is formed as an elastic bent rod-like body formed with a pair of pressing portions 21A and 21B.

  An intermediate portion 19 between the pair of end portions 18A and 18B in the elastic engagement member 13 is formed with a locked engagement portion 20 at the central portion thereof, and a pair of the locked engagement portions 20 sandwiched therebetween. The pressing portions 21A and 21B are formed. Then, the pair of pressing portions 21A and 21B sandwiching the locked engaging portion 20 applies elastic pressing force to the shell member 32 fixed to the housing 31 of the plug connector 30 in the fitted state with the housing 11. Make it work. Further, the intermediate portion 19 formed with the engaged engagement portion 20 and the pair of pressing portions 21A and 21B is elastically displaced in the direction along the component mounting surface 26 of the circuit board 25 to which the housing 11 is fixed. It is possible.

  Under such circumstances, when the housing 31 of the plug connector 30 is brought into a fitting state with the housing 11 of the receptacle connector 10 fixed to the component mounting surface 26 of the circuit board 25, the elastic engagement member 13 is 11 is applied to the housing 31 of the plug connector 30 by the pair of pressing portions 21A and 21B to exert an elastic pressing force that presses the housing 11 of the receptacle connector 10 against the component mounting surface 26 of the circuit board 25. At the same time, the locked engagement portion 20 is locked by the locking portion 16 provided on the shell member 12 to be engaged. Further, the intermediate portion 19 extends along the component mounting surface 26 of the circuit board 25 to which the housing 11 is fixed while the engaged portion 20 is engaged with the engaging portion 16 provided on the shell member 12. When the latching engagement portion 20 is elastically displaced so as to be separated from the latching portion 16 in the direction, the latching engagement portion 20 releases the engagement with the latching portion 16 and elastically engages. The member 13 is released from the state of being locked by the locking portion 16.

  In the elastic engagement member 13 shown in FIGS. 1 to 4, one engaged engagement portion 20 is provided at a position corresponding to the longitudinal central portion of the housing 11. One locked engagement portion 20 in the member 13 may be provided at a position other than the position corresponding to the central portion in the longitudinal direction of the housing 11, and moreover, a plurality are provided as being aligned in the longitudinal direction of the housing 11. May be.

  As shown in FIG. 5 showing an enlarged view of the inside of the frame A in FIG. 4, a groove 22 is formed at one end in the longitudinal direction of the housing 11, and one end in the longitudinal direction of the shell member 12. A notch 23 is formed in the part. An end portion 18A of the elastic engagement member 13 is accommodated in a groove portion 22 formed at one end portion of the housing 11, and a notch portion 23 formed at one end portion of the shell member 12 While partially covering the surface, the end 18A of the elastic engagement member 13 accommodated in the groove 22 plays a role of suppressing the separation from the groove 22.

  Similarly, a groove corresponding to the groove 22 is formed in the other end of the housing 11 in the longitudinal direction, and a notch 23 is also formed in the other end of the shell member 12 in the longitudinal direction. A notch corresponding to is formed. The end portion 18B of the elastic engagement member 13 is accommodated in the groove portion formed in the other end portion of the housing 11, and the notch portion formed in the other end portion of the shell member 12 includes the shell member 12 in the housing 11. In order to prevent the end 18B of the elastic engagement member 13 accommodated in the groove from being detached from the groove, while partially covering the outer surface of the groove.

  Thereby, each of the pair of end portions 18A and 18B of the elastic engagement member 13 is rotatably supported by the housing 11, and the elastic engagement member 13 is rotatably attached to the housing 11. It is supposed to be. The elastic engagement member 13 has a first stationary position that is raised with respect to the housing 11 as shown in FIGS. 1 to 5, and as shown in FIGS. 15 to 19 described later. A second stationary position that is in a state of being inclined with respect to the housing 11 is selectively taken.

  6 to 8 show a state in which the receptacle connector 10 is mounted on the circuit board 25. In the receptacle connector 10 mounted on the circuit board 25, the plurality of ground connection parts 17 in the shell member 12 are connected by soldering, for example, to the ground terminal parts 27 provided on the component mounting surface of the circuit board 25. As a result, the housing 11 is fixed to the component mounting surface 26 of the circuit board 25. Further, the contact connection portion 15a of each of the plurality of receptacle-side contacts 15 is connected to the signal terminal portion 28 provided on the component mounting surface 26 of the circuit board 25 by, for example, soldering. 6 to 8, the elastic engagement member 13 included in the receptacle connector 10 assumes a first stationary position where the elastic engagement member 13 is raised with respect to the housing 11.

  FIGS. 9-12 shows the plug connector 30 which comprises the 2nd connector comprised with the receptacle connector 10 with an example of the mutual engagement connector apparatus based on this invention with the some cable 40 connected to it. The plug connector 30 shown in FIGS. 9 to 12 includes a housing 31 formed of an insulating material such as synthetic resin, and a conductive shell member 32 fixed to the housing 31 in a state of partially covering the outer surface of the housing 31. It has. For example, as shown in FIG. 12, each of the plurality of cables 40 includes a center conductor 41, an inner insulator 42 that covers the center conductor 41, an outer conductor 43 that surrounds the inner insulator 42, and an outer conductor 43. A coaxial cable having a covering skin insulator 44 is formed.

  The housing 31 is provided with a fitting convex portion 33 as a protrusion that extends along the longitudinal direction of the housing 31. The fitting convex portion 33 is inserted into the fitting concave portion 14 provided in the housing 11 of the receptacle connector 10 when the plug connector 30 is fitted and connected to the receptacle connector 10, thereby the housing 31 of the plug connector 30. Is assumed to be in a fitted state with the housing 11 of the receptacle connector 10.

  In the housing 31, a plurality of plug-side contacts 34, each of which forms a bent band member formed of an elastic conductive plate, are arranged in the longitudinal direction of the housing 31. Each of the plurality of plug-side contacts 34 comes into contact with an outer conductor connecting portion 34a to which the center conductor 41 of the cable 40 is connected and a contact connecting portion 15b of the receptacle-side contact 15 provided in the receptacle connector 10 thereto. And a contact connecting portion 34b. The contact connection portion 34 b is arranged on the outer surface portion of the fitting convex portion 33 provided on the housing 31.

  The shell member 32 is formed by, for example, punching and bending a metal plate member, and extends along the longitudinal direction of the housing 31, and a portion of the housing 31 where the fitting convex portion 33 is formed and a plurality of the shell members 32. Most of the other parts except the part to which the cable 40 is connected are covered. Therefore, the longitudinal direction of the shell member 32 matches the longitudinal direction of the housing 31. Then, the shell member 32 is connected to the respective outer conductors 43 of the plurality of cables 40 via the conductive connecting members 35 and 36 as shown in FIG. A ground potential is applied together with the outer conductor 43.

  Under such circumstances, the engagement convex portion 33 provided in the housing 31 of the plug connector 30 constituting the second connector is formed in the fitting concave portion 14 provided in the housing 11 of the receptacle connector 10 constituting the first connector. When the housing 11 is inserted into the fitting state with the housing 31, the plug connector 30 to which the plurality of cables 40 are connected is connected to the receptacle connector 10 as shown in FIGS. It is put in the mating connection state. At this time, the elastic engagement member 13 included in the receptacle connector 10 is assumed to be in a first stationary position where the elastic engagement member 13 is raised with respect to the housing 11.

  Note that when the plug connector 30 to which the plurality of cables 40 are connected is placed in a fitting connection state with the receptacle connector 10, the receptacle connector 10 has the housing 11 fixed to the component mounting surface 26 of the circuit board 25. 6 to 8, the circuit board 25 is mounted on the circuit board 25, but the circuit board 25 is not shown in FIGS. 13 and 14.

  Subsequently, the elastic engagement member 13 taking the first stationary position in the receptacle connector 10 is rotated while the plug connector 30 to which the plurality of cables 40 are connected is in a fitting connection state with the receptacle connector 10. As shown in FIGS. 15 to 17, when the transition is made from the first stationary position to the second stationary position which is in a state of being depressed with respect to the housing 11, the elastic engagement is performed. As the combined member 13 rotates, a pair of pressing portions 21A and 21B in the intermediate portion 19 of the elastic engagement member 13 are connected to the receptacle connector 10 as shown in FIG. 18 showing a cross section taken along line XVIII-XVIII in FIG. And press-contact with the shell member 32 provided in the plug connector 30 placed in the fitting connection state, and the engaged engagement at the intermediate portion 19 of the elastic engagement member 13 20 is engaged with the engaging portion 16 provided on the shell member 12 provided in the receptacle connector 10.

  In this case, the pair of pressing portions 21A and 21B that press and contact the shell member 32 provided in the plug connector 30 are connected to the housing 31 of the plug connector 30 and the receptacle connector 10 fixed to the component mounting surface 26 of the circuit board 25. An elastic pressing force that presses the housing 11 against the component mounting surface 26 of the circuit board 25 is exerted. Further, the latching engagement portion 20 is engaged with the locking portion 16 provided on the shell member 12 provided in the receptacle connector 10, whereby the elastic engagement member 13 is locked by the locking portion 16. Put in condition. As a result, the fitting connection state of the plug connector 30 to which the plurality of cables 40 are connected to the receptacle connector 10 is firmly maintained. For example, the plug connector 30 is connected to the plurality of cables 40 connected to the plug connector 30. Even when an undesired external force to be separated from the connector 10 is applied, the fitting connection state of the plug connector 30 with the receptacle connector 10 is not disturbed, and the housing 31 of the plug connector 30 is not affected by the receptacle connector 10. The fitting connection state with the receptacle connector 10 of the plug connector 30 obtained by taking the fitting state with the housing 11 is maintained appropriately and stably.

  In this way, when the plug connector 30 is in a fitted and connected state with the receptacle connector 10, as shown in FIG. 18, the elasticity formed on the shell member 12 provided in the receptacle connector 10. The tongue piece portion 12 a abuts on a band-like portion 32 a formed on the shell member 32 provided in the plug connector 30 as extending in the longitudinal direction thereof, so that the shell member 32 is in an electrically connected state with the shell member 12. Further, as shown in FIG. 19 showing a cross section taken along the line XIX-XIX in FIG. 16, the contact connection portion 15 b in the receptacle-side contact 15 provided in the receptacle connector 10 is connected to the plug-side contact provided in the plug connector 30. The plug-side contact 34 is in contact with the contact connecting portion 34b of the receptacle 34 so that the receptacle-side contact Placed in electrical communication with bets 15.

  As a result, the outer connector 43 of each of the plurality of cables 40 to which the shell member 32 provided in the plug connector 30 is connected via the conductive connecting members 35 and 36 is provided in the receptacle connector 10. The plurality of ground connection portions 17 in the shell member 12 are connected to the ground terminal portions 27 in the circuit board 25 connected thereto. Further, the central conductor 41 of the cable 40 connected to the external conductor connecting portion 34a in each of the plurality of plug-side contacts 34 is on the component mounting surface 26 of the circuit board 25 to which the substrate connecting portion 15a in the receptacle-side contact 15 is connected. It is connected to the signal terminal unit 28. As a result, the plurality of cables 40 are in an electrical connection state with the circuit board 25 via the plug connector 30 and the receptacle connector 10.

  As described above, the elastic engagement member 13 provided in the receptacle connector 10 is rotated so as to shift from the first stationary position to the second stationary position, and in the intermediate portion 19 of the elastic engagement member 13. In engaging the engaged engagement portion 20 with the engagement portion 16 provided on the shell member 12 provided in the receptacle connector 10, first, as shown in FIG. With the pair of pressing portions 21 </ b> A and 21 </ b> B in the portion 19 being in press contact with the shell member 32 provided in the plug connector 30, the locked engagement portion 20 is in contact with the inclined surface portion 16 a in the locking portion 16. Subsequently, as shown in FIG. 21, the component mounting surface 26 (not shown) of the circuit board 25 is received while the locked engagement portion 20 is guided by the inclined surface portion 16 a of the locking portion 16. It will be moved towards. Thereafter, as shown in FIG. 22, the locked engagement portion 20 is engaged with the locking portion 16, and the elastic engagement member 13 is locked by the locking portion 16.

  Further, with the engaged engagement portion 20 engaged with the engagement portion 16 provided on the shell member 12, an external force is applied to the intermediate portion 19 of the elastic engagement member 13 as shown in FIG. In this way, the intermediate portion 19 separates the locked engagement portion 20 from the locking portion 16 in the direction along the component mounting surface 26 (not shown) of the circuit board 25 to which the housing 11 is fixed. When it is elastically displaced, the engaged engagement portion 20 is thereby released from the engagement with the engagement portion 16, and the elastic engagement member 13 is released from the state engaged with the engagement portion 16. As shown in FIG. 24, the engaged engagement portion 20 that has been disengaged from the engagement portion 16 is separated from the component mounting surface 26 of the circuit board 25 by the elasticity of the intermediate portion 19 of the elastic engagement member 13. The elastic engagement member 13 is then rotated to move from the second stationary position to the first stationary position. As a result, the housing 31 of the plug connector 30 is released from the fitted state with the housing 11 of the receptacle connector 10, and the plug connector 30 to which the plurality of cables 40 are connected releases the fitted and connected state with the receptacle connector 10. To get.

  In an example of the mutual engagement connector device according to the present invention configured to include the receptacle connector 10 and the plug connector 30 as described above, the receptacle connector 10 having the housing 31 of the plug connector 30 mounted on the circuit board 25 is provided. When the plug connector 30 is brought into a fitting connection state with the receptacle connector 10 in the fitting state with the housing 11, the plug connector 30 faces the component mounting surface 26 of the circuit board 25 to which the housing 11 of the receptacle connector 10 is fixed. An elastic engagement member which is capable of generating an elastic pressing force and capable of being partially elastically displaced in a direction along the component mounting surface 26 of the circuit board 25 and rotatably attached to the housing 11 of the receptacle connector 10. 13 is pivoted to the housing 31 of the plug connector 30. The state in which the housing 11 of the receptacle connector 10 is locked by the locking portion 16 provided in the receptacle connector 10 while exerting an elastic pressing force that presses against the component mounting surface 26 of the circuit board 25 to which the housing 11 is fixed. The elastic engagement member 13 exerts an elastic pressing force on the housing 31 of the plug connector 30 to press the housing 11 of the receptacle connector 10 against the component mounting surface 26 of the circuit board 25 to which it is fixed. When the state of being locked by the locking portion 16 provided in the receptacle connector 10 is taken, the plug connector 30 is separated from the receptacle connector 10 by, for example, a plurality of cables 40 connected to the plug connector 30. When an undesired external force is applied In addition, the receptacle connector of the plug connector 30 obtained by fitting the housing 31 of the plug connector 30 with the housing 11 of the receptacle connector 10 without disturbing the fitting connection state of the plug connector 30 with the receptacle connector 10. The fitting connection state with the connector 10 is maintained appropriately and stably.

  In addition, the elastic engagement member 13 is locked by the locking portion 16 provided in the receptacle connector 10 when the plug connector 30 is fitted and connected to the receptacle connector 10 mounted on the circuit board 25. Under the state, the elastic engagement member 13 provided in the receptacle connector 10 causes a partial elastic displacement in the direction along the component mounting surface 26 of the circuit board 25 to which the housing 11 of the receptacle connector 10 is fixed. When an external force is applied, along with the partial elastic displacement generated by the elastic engagement member 13, the engagement by the engagement portion 16 provided in the receptacle connector 10 with respect to the elastic engagement member 13 is released, and The plug connector 30 placed in the mating connection state can be removed from the receptacle connector 10. Therefore, the locking by the locking portion 16 provided in the receptacle connector 10 with respect to the elastic engagement member 13 is released, and the plug connector 30 placed in the fitting connection state with the receptacle connector 10 is removed from the receptacle connector 10. A state that can be achieved can be easily obtained.

  Thus, according to the example of the mutual engagement connector device according to the present invention, the receptacle connector 10 having the housing 11 fixed to the component mounting surface 26 of the circuit board 25 and attached to the circuit board 25; The housing 31 of the receptacle connector 10 is engaged with the housing 11 and includes a plug connector 30 to which a plurality of cables 40 are connected. The housing 31 of the plug connector 30 is the housing of the receptacle connector 10. 11, the plug connector 30 is placed in a fitting connection state with the receptacle connector 10, and a plurality of cables 40 connected to the plug connector 30 are connected to the circuit board 25 to which the receptacle connector 10 is attached. It has a mechanism that can be electrically connected to The fitting connection state of the plug connector 30 with the receptacle connector 10 obtained by fitting the housing 31 of the plug connector 30 with the housing 11 of the receptacle connector 10 can be maintained appropriately and stably. The receptacle connector 10 can be easily removed from the plug connector 30 placed in a fitting connection state with the receptacle connector 10.

  In the above-described example, the plug connector 30 is connected to a plurality of cables 40, but the plug connector 30 is replaced with a plurality of cables 40, for example, a flexible printed circuit board (FPC). A wiring board constituting the above may be mounted and connected. In such a case, the plurality of plug-side contacts 34 provided in the plug connector 30 are respectively connected to a plurality of wiring terminals provided on a wiring board attached and connected to the plug connector 30.

  The mutual engagement connector device according to the present invention as described above includes a first connector that is attached to a circuit board, for example, a receptacle connector, and a plug connector to which a plurality of cables and wiring boards are connected, for example. The first connector is mounted with a plurality of cables and wiring boards connected to the second connector by fitting and connecting the second connector to the first connector. A mechanism that can be electrically connected to the circuit board, the fitting connection state of the second connector with respect to the first connector can be maintained properly and stably, and Widely applicable to various electronic devices and the like that can be easily removed from the first connector of the second connector placed in a fitted and connected state with the first connector. It is those that can be.

  DESCRIPTION OF SYMBOLS 10 ... Receptacle connector (1st connector), 11 ... Housing (1st housing), 12 ... Shell member (1st shell member), 13 ... Elastic engagement member, 14 * ..Fitting recess, 15... Receptacle side contact (first contact), 15 a... Substrate connection part, 15 b and 34 b .. contact connection part, 16... Locking part, 16 a. Inclined surface portion, 17... Ground connection portion, 18A, 18B... End portion (of elastic engagement member 13), 19... Intermediate portion (of elastic engagement member 13), 20. Stop part, 21A, 21B ... Pressing part, 22 ... Groove part, 23 ... Notch part, 25 ... Circuit board, 26 ... Part mounting surface, 27 ... Grounding terminal part 28 ... Signal terminal, 30 ... Plug connector (Second connector), 31 ... housing (second housing), 32 ... shell member (second shell member), 33 ... fitting projection, 34 ... plug side contact ( Second contact), 34a, outer conductor connecting portion, 35, 36, conductive connecting member, 40, cable, 41, central conductor, 42, inner insulator, 43,. .Outer conductor, 44 ... skin insulator

Claims (9)

A first housing fixed to the component mounting surface of the circuit board, and a plurality of first housings arranged in the first housing and connected to a plurality of terminal portions provided on the component mounting surface of the circuit board, respectively. A first connector provided with a contact and attached to the circuit board;
A plurality of second housings that are fitted to the first housing and arranged in the second housing, and the second housing is fitted to the first housing. A second connector having a plurality of second contacts each in a state of being contact-connected to the first contacts;
Comprising
The first connector is rotatably attached to the first housing, and generates an elastic pressing force in a direction toward a component mounting surface of the circuit board to which the first housing is fixed; and An elastic engagement member capable of performing partial elastic displacement in a direction along the component mounting surface of the circuit board, and an engagement portion capable of being engaged with the elastic engagement member. ,
When the second housing is fitted with the first housing while the first housing is fixed to the component mounting surface of the circuit board, the elastic engagement member is rotated. An elastic pressing force that presses the first housing against the component mounting surface of the circuit board is exerted on the second housing, and the second housing is locked by the locking portion. Interengagement connector device.   Both ends of the elastic engagement member are rotatably supported by the first housing, and the second portion is in a fitted state with the first housing at an intermediate portion between the both ends. 2. The mutual engagement connector device according to claim 1, wherein an elastic bent rod-like body is formed in which a pressing portion that presses and contacts the housing and a locked engagement portion that engages with the locking portion are formed.   The intermediate portion of the elastic engagement member is characterized in that the locked engagement portion is formed at a central portion and the pressing portion is formed so as to sandwich the locked engagement portion. Item 3. The mutual engagement connector device according to Item 2.   When the second housing is in a fitted state with the first housing with the first housing being fixed to the component mounting surface of the circuit board, the pressing portion of the elastic engagement member is 3. The interengaging connector device according to claim 2, wherein an elastic pressing force that presses the first housing against a component mounting surface of the circuit board is exerted on the two housings.   When the second housing is fitted with the first housing with the first housing being fixed to the component mounting surface of the circuit board, the intermediate portion of the elastic engagement member is the circuit. 3. The mutual engagement connector device according to claim 2, wherein the connector is elastically displaceable in a direction along the component mounting surface of the board.   When the second housing is in a fitted state with the first housing fixed to the component mounting surface of the circuit board, the intermediate portion of the elastic engagement member is placed on the component mounting surface of the circuit board. 6. The mutual engagement connector device according to claim 5, wherein the engagement of the locked engagement portion with the locking portion in the intermediate portion is released by being elastically displaced in a direction along the direction.   The first connector includes a first shell member fixed to the first housing so as to partially cover the first housing, and the locking portion is provided on the first shell member. The inter-engagement connector device according to claim 1, wherein:   The locking portion includes an inclined surface portion that guides the locked engagement portion when the locked engagement portion of the elastic engagement member is engaged with the locking portion. The mutual engagement connector device according to Item 7.   The second connector includes a second shell member fixed to the second housing in a state of partially covering the second housing, and the first housing is mounted on a component mounting surface of the circuit board. When the second housing is in a fitted state with the first housing while being fixed, the pressing portion in the intermediate portion of the elastic engagement member is pressed against the second shell member. 3. The mutual engagement connector device according to claim 2, wherein an elastic pressing force that presses the first housing against a component mounting surface of the circuit board is exerted on the second housing.

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