JPH033980Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to an inter-board connector for interconnecting boards such as printed circuit boards.

BACKGROUND OF THE INVENTION Conventionally, this type of inter-board connector has been provided with a locking member for locking the fitted state.

Problems to be Solved by the Invention The conventional locking member of such a connector for board-to-board connection is provided as a completely separate part from the member constituting the connector body, and therefore the number of parts increases accordingly. They were also becoming larger and more expensive. Additionally, conventional locking members typically have narrow spacing between the boards to which their connectors interconnect, making them difficult to manipulate in such tight spaces.

Therefore, in view of the problems of the conventional technology, the purpose of the present invention is to provide an extremely simple and inexpensive connector for connecting boards to each other without increasing the number of parts, and which has an easy-to-operate locking function. It is to be.

Means and Effects for Solving the Problems According to the present invention, in a board-to-board connector for interconnecting boards, one of the connectors that fit into each other has a contactor disposed therein. an insulating housing body that is installed and fixed to the board; and an insulating housing cover part that engages with the insulating housing body and surrounds at least a portion of the contact disposed therein; When the other connector of the connectors that are mated to each other is mated to the one connector, the connector is configured to be mated to the insulating housing of the other connector, and the two connectors are connected to the insulating housing body. The connector is slidable between a locked position and an unlocked position in a direction transverse to the mating direction of the connector, and the insulating housing and the insulating housing cover part of the other connector are provided with a Locking means are provided for engaging each other to lock the fit when the insulating housing cover parts are in the locked position.

Embodiments Next, the present invention will be described in more detail with regard to embodiments of the present invention based on the accompanying drawings.

FIG. 1 shows a perspective view of a female connector and a male connector of an inter-board connection connector as an embodiment of the present invention. The male connector 100 is
A male contact array insulating housing body 110 and an insulating housing cover part 1 surrounding the male contact 120
30 is shown in a separated state. The female connector 200 has an insulating housing 210 made of, for example, plastic material, and the insulating housing 210 includes a plurality of female contacts 22.
0 are arranged in two rows in this embodiment, and these female contacts 220 have connecting portions 221 that protrude from the top surface of the insulating housing 210 and are connected to the conductor portions of the printed circuit board by soldering. There is. One end of the insulating housing 210 is formed with a protrusion 211 that constitutes a part of the locking part of the connector, as will be described later, and a protrusion 211 is formed on both sides of the other end to prevent incorrect fitting, as will be described later. Projection 2 for
12 are formed.

On the other hand, the male contact array insulating housing body 110 of the male connector 100 is made of, for example, plastic, and has stopper and slide guide protrusions 111 formed at three locations on one side.
FIG. 2 shows the male contact array insulating housing main body 110 and the insulating housing cover part 130 as seen from the side opposite to FIG. 1, and as shown in FIG. On the opposite side of the main body 110, a stop and slide guide protrusion 111 similar to the stop and slide guide protrusion 111 provided on the one side is formed at two locations on both ends, and a slide stop protrusion 111 is formed in the center. 112 is formed. Further, a plurality of male contacts 120 are arranged in two rows in this male contact array insulating housing body 110, and these male contacts 120 are arranged in two rows in the insulating housing body 110.
It has a connecting part 121 that protrudes from the bottom surface of the board and is connected to the conductor part of the printed circuit board by soldering.

The insulating housing cover portion 130 , which in combination with the insulating housing body 110 constitutes the housing of the male connector 100 , is also molded, for example, from a plastic material, and surrounds the male contact 120 and receives the insulating housing 210 of the female connector 200 . It has an elongated opening 131. A cutout groove 132 for receiving the protrusion 212 of the insulating housing 210 of the female connector 200 and preventing incorrect fitting is formed at one end of the elongated opening 131 . At the lower part of one side of the insulating housing cover part 130 (see FIG. 1), there are slide slots 13 that engage with the stops and slide guide protrusions 111 on one side of the insulating housing body 110, respectively.
3, 134, and 135 are formed at both lower ends of the opposite side of the insulating housing cover part 130 (see FIG. 2), respectively, for a stop and a slide guide on the opposite side of the insulating housing body 110. Sliding slots 133 and 135 that engage with the protrusion 111 are formed, and a pair of slide-stopping slots 136 that engage with the slide-stopping protrusion 112 on the opposite side of the insulating housing body 110 are formed in the center. It is formed.
Furthermore, an insulating housing 210 of the female connector 200 is attached to one end of the insulating housing cover part 130.
A notch 137 is formed which engages with the protrusion 211 of the connector and forms part of the locking portion of the connector.

FIG. 3 shows a male connector 100 as described above.
A perspective view shows a state in which an insulating housing cover part 130 is combined with an insulating housing main body 110. In this way, the insulating housing cover part 130 is removed from above the insulating housing main body 110.
When you push in the slots 133, 134, 13 at the bottom of the insulating housing cover part 130,
The lower side walls of 5 and 136 are elastically expanded slightly outward by the cam action of each protrusion 111 and 112, and snap back inward after overcoming each protrusion 111 and 112. The projections 111 and 112 each have a corresponding slot 133,
134, 135 and 136. In this state, even if you try to pull out the insulating housing cover part 130 upward from the insulating housing body 110, the protrusions 111 and 112 will not fit into the slots 133,
Since it is stuck to 134, 135 and 136, it cannot be pulled out. However, the insulating housing cover part 130 is
10 in the direction of arrow A or B, the protrusion 111 and slot 133, 1
It can be slid by the guiding action of 34 and 135.

Male connector 1 assembled as shown in Figure 3
00, the female connector 200 is shown in a perspective view in FIG. ing. In this state, there is no lock in place, so if a pulling force is applied to the female connector 200, the female connector 200 can be easily separated from the male connector 100.

If the insulating housing cover portion 130 is slid in the direction of arrow A with respect to the insulating housing body 110 from the unlocked state shown in FIG. 4, the locked state shown in FIG. 5 can be achieved. During such sliding movement, the pair of slide stopper slots 1 of the insulating housing cover part 130
The side wall portion between 36 is elastically deflected outward by the cam action of the slide stopper projection 112, and returns inward after getting over the slide stopper projection 112, as shown in FIG. Then, the slide stop protrusion 112 is inserted into the other slide stop slot 1.
36. Due to this engagement, the insulating housing cover part 130 is held in the state shown in FIG. 5, and will not be moved to the unlocked position shown in FIG. 4 unless more than a predetermined force is applied in the direction of arrow B. .

In the locked state shown in FIG.
Since the protrusion 211 of the insulating housing 210 of No. 0 is engaged, even if you try to pull out the female connector 200 from the male connector 100, the protrusion 211
Once it gets caught in the notch 137, it cannot be pulled out.

To release the locked state shown in FIG. 5, a predetermined force or more may be applied in the direction of arrow B to slide the insulating housing cover portion 130 to the state shown in FIG. 4.

FIG. 6 shows a male connector 100 as described above.
An example in which a printed circuit board 300 and a printed circuit board 400 are interconnected using a female connector 200 and a female connector 200 is shown. The state shown in FIG. 6 is an unlocked state. To change to the locked state, it is sufficient to slide the insulating housing cover part 130 in the direction of arrow A. Also, to change from the locked state to the unlocked state, the insulating It is sufficient to simply slide the housing cover part 130 in the direction of arrow B.

Effects of the invention Since the inter-board connection connector of the present invention has the above-mentioned configuration, it does not use any special parts other than the connector parts as a locking member, and is therefore simple and compact with a small number of parts. The structure can be made inexpensive. Furthermore, the connector can be locked and unlocked by simply sliding the insulating housing cover in a direction substantially perpendicular to the direction in which the connector is mated. It can be easily operated even in narrow spaces.

[Brief explanation of the drawing]

Figure 1 of the accompanying drawings is a perspective view showing a female connector and a male connector of an inter-board connector as an embodiment of the present invention, and Figure 2 is a male connector seen from the opposite side from Figure 1. FIG. 3 is a perspective view showing the insulating housing cover section assembled to the insulating housing body of the male connector, and FIG. A perspective view showing the state in which the female connector is fitted to the side connector and not locked, Figure 5 is a perspective view showing the state in which the female connector is fitted to the male connector and locked, and Figure 6 is the male connector. FIG. 3 is a diagram illustrating an example in which printed circuit boards are interconnected using a female connector and a female connector. DESCRIPTION OF SYMBOLS 100...Male side connector, 110...Male contact array insulating housing body, 111...Protrusion for stop and slide guide, 112...Protrusion for slide stop, 120...Male contact, 121...Connection part, 130 ...Insulating housing cover part, 131
...Elongated opening, 132 ... Notch groove, 133,1
34, 135...Slide slot, 136...
...Slide stopper slot, 137...Notch, 200...Female connector, 210...Insulating housing, 211...Protrusion, 212...Protrusion, 220...Female contact, 221...Connection part ,3
00,400...Printed circuit board.

Claims (1)

[Scope of utility model registration request] In a board-to-board connector for interconnecting boards, one of the connectors that fit into each other includes an insulating housing body in which a contact is disposed and is attached and fixed to the board;
an insulating housing cover part that engages with the insulating housing body and surrounds at least a portion of the contact disposed therein; When mating to one of the connectors, the connector is configured to be mated to an insulating housing of the other connector, and is positioned at a lock position in a direction transverse to the mating direction of both connectors with respect to the insulating housing body. The insulating housing and the insulating housing cover of the other connector are slidable between the insulating housing and the unlocking position, and the insulating housing cover is in the locked position when both connectors are fitted. 1. A connector for connecting between boards, characterized in that the connector is provided with locking means for engaging with each other and locking the fitting when the two are in the same position.