JP2002117945A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector capable of connecting a memory card and an FPC(flexible printed card) having terminals with different pitches as they are. SOLUTION: This connector 1 is provided with a connector body section 10 having an insertion hole 11 in it, a memory card 30 removably held by the connector body section 10, and the flexible printed card 50 removably held by the connector body section 10. Memory side terminals 31 with a pitch A are provided in parallel at the tip section of the memory card 30, and conductors 53 with a pitch narrower than the pitch A are provided in parallel at the end section of the flexible printed card. A plurality of connecting terminals 13 electrically connected to the memory side terminals 31 on one end side and electrically connected to the conductors on the other end side for pitch conversion are aligned in parallel in the connector body section 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector,
More specifically, a memory card having a memory side terminal at an end, a flexible printed board having a printed board side terminal at an end, a card holding member for mounting and holding the memory card and the flexible printed board, and a card holding member The present invention relates to a connector provided in a member and having a connecting member for electrically connecting a memory-side terminal and a printed board-side terminal.

[0002]

2. Description of the Related Art Some recent electronic devices have a small memory card mounted on the device body. The information recorded on the memory card is processed by a personal computer or the like and used in various forms.

Here, the memory card has a plurality of electronic component side terminals aligned at a predetermined pitch (hereinafter, referred to as a "pitch between memory terminals") at the tip thereof, and is provided on the main body of the device. The connector body is held so that it can be inserted and removed from one end of the connector body. The connector body has an insertion hole having a rectangular cross section, and a plurality of connection terminals are juxtaposed at the same pitch as the pitch between the memory terminals inside the insertion hole at the other end of the connector body. A flexible printed board is provided at the other end of the connector body, and printed board-side terminals are arranged side by side at the ends of the flexible printed board. When the memory card is inserted into the connector body and the flexible printed board is attached to the connector body, one end of the connection terminal contacts the electronic component side terminal, and the other end of the connection terminal contacts the printed board. The terminals come into contact, and the memory card and the flexible printed board are electrically connected via the connection terminals.

[0004]

However, since the connection terminals are arranged side by side with the same pitch as the pitch between the memory terminals, and extend linearly in the same direction as the extending direction of the connector main body, flexible printing is performed. To connect the printed board side terminals to the connection terminals with the board attached to the connector body, the pitch between the printed board side terminals (hereinafter, referred to as
This will be referred to as “pitch between printed terminals”. ) Must be arranged at the same pitch as the pitch between the memory terminals.
The length in the width direction of the flexible printed board connected to the connection terminal becomes longer, and handling becomes difficult.

When connecting a commercially available FFC (flexible flat cable) to the connection terminal,
Since the terminal pitch of the terminals arranged in C is formed at a predetermined pitch, the connection terminal and the terminal of the FFC cannot be connected when the pitch between the terminals of the FFC does not match the pitch between the memory terminals. As a result, there is a problem that the memory card and the FFC cannot be electrically connected and the memory card cannot be used.

The present invention has been made in view of such a problem, and a memory card and an FP having different terminal pitches.
It is an object of the present invention to provide a connector capable of directly connecting C or the like.

[0007]

In order to solve the above-mentioned problems, a connector according to the present invention has a plurality of first component-side terminals (for example, memory-side terminals 31 in the embodiment) provided at an end portion at a predetermined first pitch. For example, a first electronic component (for example, the memory card 30 in the embodiment) arranged at a pitch A) in the embodiment, and a holding body member (for example, the connector body in the embodiment) capable of holding the first electronic component in a removable manner. Portion 10) and a plurality of second component side terminals (for example, the conductor 53 in the embodiment) at an end portion thereof are detachably attachable to the holding body member and a second pitch different from the first pitch (for example, the embodiment). And the second electronic component (for example, the flexible printed board 50 in the embodiment) disposed at the pitch B), and the first electronic component provided in the holding main body member and inserted into the holding main body member. In a state where the electronic component is held and the second electronic component is mounted on the holding main body member, one end is electrically connected to the first component side terminal, and the other end is electrically connected to the second component side terminal. And a connection terminal for performing pitch conversion.

According to the connector having the above structure, when the first electronic component is inserted into and held by the holding main body member and the second electronic component is mounted on the holding main body member, the first component side terminal is connected to the connection terminal. And the second component side terminal is electrically connected to the other end of the connection terminal to perform pitch conversion. As described above, by providing the connection terminal for performing the pitch conversion in the holding main body member, the first electronic component and the second electronic component having different pitches can be electrically connected via the connection terminal.

Further, in the connector having the above configuration, the first
In a state where the electronic component is inserted and held at one end side of the holding body member and the second electronic component is mounted at the other end side of the holding body member, the connection terminal is connected to the first component side terminal or the first terminal inside the holding body member. The same number of terminals as the two-part terminals may be provided.

According to the connector having the above structure, when the first electronic component is inserted and held at one end of the holding body member and the second electronic component is mounted at the other end of the holding body member,
The plurality of first component-side terminals disposed on the first electronic component contact each of the plurality of connection terminals, and the plurality of second component-side terminals disposed on the second electronic component are connected to each of the plurality of connection terminals. , The first component side terminal and the second component side terminal are electrically connected, respectively, and the first electronic component and the second electronic component are electrically connected.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described below with reference to FIGS. This embodiment shows an embodiment of a connector which can hold a memory card so as to be freely inserted and removed and to which a flexible printed board can be connected.

As shown in FIG. 1, the connector 1 has a connector body 10 having an insertion hole 11 having a rectangular cross section therein.
And a memory card 30 held detachably in the connector body 10 and a flexible printed board 50 detachably held in the connector body 10. The connector 1 is mounted inside the electronic device 3.

The flexible printed board 50 is shown in FIG.
As shown in (b), a conductor 53 is printed on a substrate 51 made of a flexible material, and an insulator 55 is laminated thereon. Is bonded to a deformation preventing member 57 that is difficult to deform. As shown in FIG. 2A, an insulator 55 is laminated on the upper portion of the rear side of the conductor 53 printed on the tip of the flexible printed board 50, and the front side of the conductor 53 is exposed upward.

As shown in FIG. 3 (a), the memory card 30 is a flat plate having a small thickness, and is arranged side by side with a predetermined gap in the left and right direction (the left and right direction on the paper of FIG. 3). It has a plurality of memory side terminals 31 provided. The right side of the memory card 30 is provided with an engagement recess 33 having an arc-shaped tip.

A plurality of connection terminals 13 are attached to the distal end of the insertion hole 11 of the connector body 10 with a predetermined gap left and right. As shown in FIG. 4, the connection terminal 13 is formed by bending a sheet-like terminal 17 obtained by stamping and forming a sheet metal 15. As shown in FIG. 5, the connection terminal 13 has a printed board side contact portion 19 that contacts the conductor 53 of the flexible printed board 50 shown in FIG. Component side contact portion 20 that contacts memory side terminal 31 of card 30
And a connecting portion 21 for connecting the printed board side contact portion 19 and the component side contact portion 20 to each other.

The printed board side contact portion 19 extends in the front-rear direction, and its front end is bent toward the rear end. The component-side contact portion 20 extends in the front-rear direction, and its rear end is curved and protrudes upward. The component side contact portion 20 and the printed board side contact portion 19 are arranged with a predetermined separation dimension (hereinafter, this dimension is referred to as “eccentricity H”) in a direction perpendicular to their extending direction, and are connected. Both are connected via the part 21. still,
As shown in FIG. 3, the eccentricity of the connection terminal 13 arranged at the center and the plurality of connection terminals 13 arranged at the left and right sides thereof are different from each other, and the eccentricity increases as the distance from the center gradually increases in the left-right direction. Thus, the connection terminal 13 is configured.

The component side contact portion 20 of the adjacent connection terminal 13
The pitch A between them is substantially the same as the pitch between the adjacent memory terminals 31, and the pitch B between the printed board contact portions 19 of the adjacent connection terminals 13 is arranged on the flexible printed board 50 shown in FIG. The pitch is substantially the same as the pitch B between the adjacent conductors 13 provided. The pitch A between adjacent component-side contact portions 20 is larger than the pitch B between adjacent printed board-side contact portions 19. The plurality of connection terminals 13 are insert-molded with the sheet-like terminals 17 shown in FIG.
It is arranged in 0.

As shown in FIG. 6, a slider 22 is provided on the right side (the lower side in FIG. 6) of the insertion hole 11 of the connector main body 10 so as to be slidable in the front-rear direction of the connector main body 10. I have. The slider 22 has a rectangular parallelepiped shape, and a swing member 23 that can swing in the front-rear and width directions of the connector body 10 is provided inside the slider 22. An engaging protrusion 24 protruding toward the memory card 30 is provided at an intermediate portion of the swinging member 23.
A cam projection 25 is provided at the tip of the swinging member 23 to project toward the bottom plate of the connector body 10, and one end of a compression spring 26 is in contact with the tip of the slider 22. A cam groove 27 is provided on the bottom surface of the insertion hole 11 of the connector body 10, and the tip of the engagement protrusion 25 is
When the memory card 3 slides along the
It is configured to move in the direction approaching or moving away from the zero side.

Next, the operation of the connector 1 according to the embodiment of the present invention will be described. A conductor 1 disposed at the tip of a flexible printed board 50 shown in FIG.
3 is held downward, and in this state, the front end of the flexible printed board 50 is inserted into the insertion hole 11 opened on the rear end side of the connector main body 10 shown in FIG. When the leading end of the flexible printed board 50 is inserted into the insertion hole 11, the conductor 53 comes into contact with the printed board side contact portion 19 as shown in FIG.
Is elastically deformed, and the distal end of the flexible printed board 50 is held in the insertion hole 11 with the conductor 53 in contact with the distal end of the printed board side contact portion 19. as a result,
The flexible printed board 50 is electrically connected to the connection terminals 13.

Next, a case where the memory card 30 is inserted into the connector body 10 on which the flexible printed board 50 is mounted will be described. As shown in FIG.
The leading end of the memory card 30 with the memory side terminal 31 shown in FIG. 3A facing downward is inserted into the insertion hole 11 of the connector body 10. When the memory card 30 is inserted into the insertion hole 11, the side wall of the memory card 30 slides on the side wall of the slider 22, as shown in FIG. Side, and the memory-side terminal 31 comes into contact with the component-side contact portion 20, as shown in FIG. At the same time, the cam projection 25 of the swing member 23 shown in FIG. 6 moves along the cam groove 27 and is locked at a predetermined position. As a result, the memory card 30 is held at a predetermined position of the connector main body 10 with the memory-side terminal 31 and the component-side contact portion 20 in contact with each other, and the connection terminal 13 and the memory card 30 are electrically connected. As a result, the flexible printed board 7 and the memory card 30 are electrically connected.

As described above, the connection terminal 1 having the eccentric amount H
By arranging the flexible printed circuit boards 3 in the connector body 10, the memory card 30 having terminals having different pitches can be electrically connected to the flexible printed board 7.

In the above-described embodiment, an example is shown in which the flexible printed board 50 and the memory card 30 are electrically connected. However, the present invention is not limited to this, and the FFC (flexible flat cable) and the memory card 30 are electrically connected. Can be connected. Here, the commercially available FFC
In general, the pitch between the terminals arranged at the end of a commercially available FFC is 0.5 mm, 0.8 mm, 1.0 mm, and 1.25 mm. The amount of eccentricity H of the connection terminal is determined in consideration of the pitch A between the memory side terminals 31 of the connector terminal, and the connection terminal created based on the determined amount of eccentricity H is connected to the connector main body as shown in FIG. It is arranged in the unit 10. As described above, by using the connection terminal corresponding to the FFC to be used, the memory card 30 and the FFC can be electrically connected.

[0023]

According to the connector of the present invention, the first electronic component having the first component side terminal is inserted and held in the holding body member, and the second electronic component having the second component side terminal is held. In the state of being attached to the main body member, the holding main body member is electrically connected to the first component side terminal on one end side and electrically connected to the second component side terminal on the other end side to perform pitch conversion. By providing the first electronic component and the second electronic component having terminals having different pitches, the first electronic component and the second electronic component can be electrically connected via the connection terminal.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connector according to an embodiment of the present invention.

2A and 2B show a flexible printed board according to an embodiment of the present invention, wherein FIG. 2A is a plan view of the flexible printed board, and FIG. 2B is an AA arrow of FIG. It is sectional drawing of the part corresponding to.

3A and 3B show a connector according to an embodiment of the present invention. FIG. 3A is a rear view of the connector, and FIG. 3B is a side view of the connector.

FIG. 4 shows an anti-finished product of the connection terminal according to the embodiment of the present invention.

FIG. 5 is a perspective view of a connection terminal according to one embodiment of the present invention.

FIG. 6 is a partial cross-sectional view of the connector main body according to the embodiment of the present invention.

[Explanation of symbols]

 1 Connector 10 Connector Body 13 Connection Terminal 30 Memory Card 31 Memory Side Terminal 50 Flexible Printed Board 53 Conductor A, B Pitch

Continued on front page F term (reference) 5B058 CA14 5E023 AA04 AA21 BB09 BB19 BB23 CC04 CC23 DD19 EE06 EE07 EE20 FF07 GG10 HH01 HH07

Claims (2)

[Claims] 1. A first electronic component having a plurality of first component-side terminals arranged at an end portion at a predetermined first pitch; a holding body member capable of holding the first electronic component in a freely insertable / removable manner; A second electronic component removably attachable to the main body member, and a plurality of second component side terminals disposed at end portions at a second pitch different from the first pitch; and a second electronic component provided in the holding main body member; The first electronic component is inserted and held in the holding main body member, and the second electronic component is electrically connected to the first component side terminal at one end in a state where the second electronic component is mounted on the holding main body member, A connector having, at the other end, a connection terminal which is electrically connected to the second component side terminal to perform pitch conversion. 2. In a state where the first electronic component is inserted and held at one end of the holding body member and the second electronic component is mounted at the other end of the holding body member, the connection terminal is The connector according to claim 1, wherein the same number of the first component side terminals or the second component side terminals are provided in the holding body member.