JP2003142205A - Card connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a card pressing lid for preventing coming-off of the inserted card at the card insertion gate slidably and turnably. SOLUTION: In the card connector which is formed of a substrate and a plate cover combined to the substrate, a card pressing lid being openable and slidable and a locking mechanism for locking the card pressing lid are provided at the card insertion gate.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a card connector of an electronic device such as a mobile phone, a telephone, a PDA (personal digital assistance), a portable audio device, a camera, an information terminal device, and the like. The present invention relates to a card connector having a card retainer lid that prevents the card from coming out.

[0002]

2. Description of the Related Art In recent years, mobile phones, telephones, PDAs (pe
rsonal digital assistance), portable audio,
For electronic devices such as cameras and information terminal devices, CP
The use of IC cards, PC cards, SD cards, etc., in which IC parts called IC chips for U and memory are incorporated has greatly increased, and cards for inserting small memory cards such as IC cards, PC cards, SD cards, etc. Connectors are widely sought after.

In the conventional card connector as described above, there is a demand in the market for a card connector having a sufficient height required for insertion and removal of a card in order to reduce its height to achieve a low profile and size. In addition, it is required to hold the inserted card. In order to achieve such a requirement, a card connector is formed by having a sheet metal cover on the upper surface and incorporating such a sheet metal cover into a substrate made of an insulating material.

[0004]

However, in such a card connector, when a small memory card such as an IC card, a PC card or an SD card is inserted and used, there is a concern that the inserted card may fall out and fall. , It is necessary to prevent the card from slipping out.

Therefore, an object of the present invention is to provide a card holding lid for preventing the inserted card from slipping out so as to be slidable and rotatable in the card insertion opening, in order to solve the problems in the conventional art. The purpose is to provide a card connector.

[0006]

In order to achieve the above-mentioned object, a card connector of the present invention is a card connector formed by a substrate and a sheet metal cover assembled to the substrate. It is characterized in that a slidable card pressing lid and a lock mechanism for locking the card pressing lid are provided.

Further, the card connector of the present invention is characterized in that the card pressing lid is attached to the sheet metal cover by a pin and an elongated hole so as to be rotatable and slidable.

Further, the card connector of the present invention is characterized in that the lock mechanism has a protrusion formed on the card pressing lid for engaging with a notch formed on the sheet metal cover.

Furthermore, the card connector of the present invention is
The card pressing lid is formed to have a rotation stopper so as to maintain an open state.

The card connector of the present invention is characterized in that a spring member for elastically urging the card pressing lid to the closed position is provided.

Further, the card connector of the present invention is characterized in that the spring member is formed integrally with the card pressing lid.

Other objects, features and advantages of the present invention will be apparent from the following detailed description of the embodiments of the present invention shown in the accompanying drawings.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS (Embodiment) FIGS. 1 to 11 are views showing an embodiment of a card connector of the present invention. FIG.
FIG. 2 is a plan view showing the card connector of the present invention with the card pressing lid locked, FIG. 2 is a side view of the card connector of the present invention of FIG. 1, and FIG. 3 is a card pressing of the card connector of the present invention of FIG. FIG. 5 is a similar side view showing a state in which the lid is slid, and FIG. 4 is a side view showing the state in which the card pressing lid is opened.
6 is a right end view of the card connector of the present invention in FIG.
5 is a left end view of FIG. 5, FIG. 7 is a perspective view of a card pressing lid used in the card connector of the present invention, and FIG. 8 is a card pressing lid of the card connector of the present invention before the card pressing lid is opened. 9 is a perspective view showing the card connector of the present invention shown in FIG. 8 in a state in which the card pressing lid after the card is opened is opened. FIG. 10 is a perspective view showing the card connector of the present invention shown in FIG. FIG. 11 is a perspective view of the card connector of the present invention shown in FIG. 10 in a state in which the card pressing lid is slid and locked, while FIG.

As shown in FIGS. 1 to 5, the card connector 1 of the present invention is formed in a flat housing shape by a substrate 2 and a sheet metal cover 3 combined with the substrate 2, and one side thereof is provided. Is open to form a card insertion slot 4, and the other side is closed to have a plurality of contacts 5 for electrical connection with the card 10 and extending to the middle of the inside of the card connector 1. ing. In the present embodiment, the card 10 used in the card connector 1 of the present invention is preferably an SD card, for example, but the present invention is not limited to such an SD card. In addition to the SD card, it goes without saying that other similar memory cards such as an IC card can be applied satisfactorily.

As shown in the figure, the card connector 1 of the present invention has a card holding cover 6 for preventing the card 10 from coming out when the card 10 is inserted from the card insertion port 4.
And an eject mechanism 7 for smoothly taking out the inserted card 10.

In the card connector 1 of the present invention, the card pressing lid 6 is superposed on the side surface of the substrate 2 made of an insulating synthetic resin material and the side surface of the substrate 2 formed by bending a metal plate material. With respect to the side surface of the sheet metal cover 3,
It is pivotally attached so as to be able to open and close so as to close the card insertion slot 4, and can be slidably pulled out from the closed position shown in FIG. 2 to the position shown in FIG.
The card pressing lid 6 is slidably and rotatably attached by the pin 11 and the elongated hole 18 so that the card pressing lid 6 can be pivoted upward from the position of about 11 to the open position of FIG. There is.

In the card connector 1 of the present invention, the substrate 2 is formed by molding an insulating material such as an appropriate synthetic resin material and is combined with the sheet metal cover 3 of a metal plate material to form a hollow flat housing shape. The card 10 is designed to be inserted therein. Further, the eject mechanism 7 is provided along one side of the substrate 2 made of such an insulating material, so that the card 10 can be smoothly taken out from the card connector 1.

Further, such an ejecting mechanism 7 includes, for example, a spring 8 such as a coil spring that elastically biases an operating member slidably mounted in a hollow chamber formed in the substrate 2 and an operating member. The latch member 9 for latching is provided, and when the latch member 9 is released, the elastic force accumulated by the spring 8 presses the operating member to push out the card 10. The configuration of the eject mechanism 7 is not limited to such a configuration, and other similar configurations can be appropriately used.

With respect to the ejecting mechanism 7 as described above, the card pressing lid 6 is rotatable and slidable by the pins 11 and 11 at the end portion of the side surface of the card connector 1 so that the card insertion opening 4 can be closed. Is pivoted to. The pin 11 pivotally supporting the card pressing lid 6 has a disk-shaped head portion and a hollow cylindrical shaft portion, and the tip end portion of the shaft portion is crimped at the time of assembly to form a flat enlarged end portion. 11a is formed so that the card pressing lid 6 can be pivotally and slidably attached. Further, the hollow cylindrical shaft portion of the pin 11 is formed in a stepped shape with a large diameter at the base and a small diameter at the tip to facilitate caulking and to make the end 11a large and good. Is preferred.

Further, at a side end portion of the sheet metal cover 3 of the card connector 1, a lock claw portion 1 of the card pressing lid 6 described later is provided.
Notches 13, 13 such as a key groove are provided for locking engagement of 6, 17 with each other.

As shown in FIG. 7, the card pressing cover 6 has a pressing plate main body 12 formed by bending an elongated plate-like piece into the shape shown in the drawing. 14 and 15 are provided, and lock claws 16 and 17 as protrusions projecting outward are provided at the upper edges of the pivotal support portions 14 and 15, and are elongated or triangular or trapezoidal long. The holes 18 and 19 are formed, and the lock notch portion 13 such as the key-shaped groove of the sheet metal cover 3 and the lock claw portions 16 and 17 constitute a lock mechanism. Further, an elongated plate-shaped or whisker-shaped cantilever-shaped return spring 20 as a spring member is provided inwardly adjacent to one of the pivotally supporting portions 14 to move the card pressing lid 6 from the open position to the closed position. It is formed so as to rotate to return to the normally closed position.

Furthermore, the card pressing lid 6 is provided with a flat bent portion 21 which is bent substantially at a right angle toward the inner side along the upper edge of the pressing lid main body 12, and the card pressing lid 6 of the pressing lid main body 12 is provided. The operation portion 22 having a substantially S-shaped cross section is provided so as to project from the lower edge toward the front outside so as to be curved. The operation section 22 is for opening and closing the card pressing lid 6 by rotating it with a fingertip in order to open and close the card pressing lid 6.

In such a card pressing lid 6, the pivotally supporting portions 14 and 15 at both ends are provided at the card insertion opening 4 of the card connector 1.
Located inside the portion of the card holder, and the pins 11 and 11 are passed from the outside through the holes in the side faces of the sheet metal cover 3 and the board 2 into the long holes 18 and 19 of the pivot portions 14 and 15 of the card holding cover 6, respectively. The inner end 11a is caulked and attached as shown in FIGS. Therefore, the card retainer lid 6
Is rotatably supported by the pins 11, 11 on the side surface of the card insertion port 4 portion of the card connector 1 in the pivots 14, 15, and is slidably supported in the front-rear direction by the elongated holes 18, 19 in the closed state. Become so.

The thus constructed card connector 1 of the present invention can be used in information terminal equipment, electronic equipment and the like. In the card connector 1 of the present invention attached to these equipment, the card 10 is, for example, A memory card such as an SD card can be used. When such a card 10 is inserted into the card connector 1 from the card insertion slot 4, the terminal pad portion of the card 10 is correctly aligned with the contact 5, and the contact portion of the contact 5 is on the terminal pad portion of the card 10. It is located at and well contacted and connected. As a result, the card 10
The pad portion is electrically connected to the circuit of the printed wiring board B of the information terminal device or the electronic device through the contact 5 in a preferable manner.

The use state of the card connector 1 of the present invention as described above is shown in FIGS. 8 to 11. FIG. 8 shows the card connector 1 of the present invention in which the card pressing lid 6 is inserted before the card 10 is inserted. FIG. 9 shows the card 10 in an open state.
10 is a diagram showing a state where the card pressing lid 6 is opened after the insertion of FIG.
FIG. 11 is a diagram showing a state where the card pressing lid 6 is closed after the card 10 is inserted and before sliding, and FIG. 11 is a diagram showing a state where the card pressing lid 6 is slid and locked.

First, in the state of FIG. 8, the card connector 1 of the present invention is attached to a printed wiring board B of an information terminal device, an electronic device, etc., and contacts 5 are arranged on a predetermined circuit. In the illustrated state, the card holding cover 6 of the card connector 1 of the present invention is at the position opened upward, and the card 10 is not yet inserted in the card connector 1.

When the card holding lid 6 of FIG. 8 is opened, a card 10 such as an SD card is inserted into the card connector 1 as a memory card, resulting in the state of FIG. Then, as shown in FIG.
When the card holding cover 6 is inserted into the card connector 1, the card holding cover 6 is rotated in the direction of the arrow so as to close the card insertion opening 4 to bring the card holding cover 6 into the state shown in FIG.
Is closed so as to be located at the card insertion slot 4 of the card connector 1. In the state shown in FIG. 10, the card pressing lid 6 closes the card insertion opening 4,
At the position where the card pressing lid 6 is projected forward, there is still a space between the end surface of the card 10 inserted in the card connector 1 and the card pressing lid 6, and a space remains.

Next, when the card pressing lid 6 is pushed inward in the direction of the arrow in FIG. 10, the card pressing lid 6 is slid toward the card connector 1 so that the card pressing lid 6 is brought into contact with the end surface of the card 10. It is moved to a position close to where it touches. At this time, the locking claw portion 16 of the card pressing lid 6 is engaged with the locking notch 13 such as a key groove at the end of the sheet metal cover 3, so that the card pressing lid 6 is released. The connector 1 can be firmly fixed and held to the sheet metal cover 3, and in this state, the card pressing lid 6 cannot be easily opened as it is. FIG. 11 shows a state in which the card pressing lid 6 is closed, slid and locked.

Therefore, in the state shown in FIG. 11 in which the card pressing lid 6 is locked, the card pressing lid 6 cannot be easily opened, so that the card 10 may accidentally come out of the card connector 1 and fall. Nothing happens and the card connector 1 remains closed.

Further, in order to open the card pressing lid 6 in order to take out the card 10 inserted in the card connector 1 or to insert the card 10, the card pressing lid 6 is pushed down and locked. A state in which the claw portions 16 and 17 are respectively removed from the cutout portions 13 and 13 and the card pressing lid 6 is slid outward in the direction of the arrow in FIG. 2 to release the lock in the state of FIG. 3 or 10. Then, when the card pressing lid 6 is rotated upward around the pin 11, the card insertion opening 4 is opened and opened, so that the card 10 inserted in the card connector 1 can be taken out. Alternatively, a new card 10 can be inserted into the card connector 1. In this case, the card pressing lid 6 which is rotated so as to be opened upward has the lock claw portions 16 and 17 abutting on the sheet metal cover 3 as shown in FIGS. 4, 8 and 9. Since it functions as a rotation stopper, the sheet metal cover 3 does not rotate any further, and it can be erected at a fixed position and the card insertion port 4 can be maintained in an appropriately opened and opened state.

According to the card connector 1 of the present invention configured as described above, the card connector 1 is formed in the shape of a hollow flat housing by the board 2 and the sheet metal cover 3 combined with the board 2. Since the card holding cover 6 is pivotally and slidably supported at the insertion opening 4, the card holding cover 6 is opened by turning to insert or remove the card 10, and the card holding cover 6 is closed. After that, if the lock claw portions 16 and 17 are slid inward and the lock claw portions 16 and 17 are engaged with the lock cutout portions 13 and 13 to lock,
The card pressing lid 6 can be firmly held, and the card connector 1 can be held in a closed state to prevent the card 10 from being accidentally pulled out or dropped. In particular, it can be manufactured in a small size. Therefore, it can be suitably used for an information terminal device such as a mobile phone.

[0032]

According to the card connector of claim 1 of the present invention, in a card connector formed by a substrate and a sheet metal cover combined with the substrate, a card holding lid which can be opened and closed and slidable at a card insertion port, Since the lock mechanism for locking the card pressing lid is provided, the card pressing lid can be firmly held in the closed position, and the card can be prevented from being accidentally pulled out or dropped.

In the card connector according to the second aspect of the present invention, the card pressing lid is mounted on the sheet metal cover so as to be rotatable and slidable by the pin and the free groove, so that the card pressing lid is firmly fixed at the closed position. It is possible to prevent the card from accidentally coming out and falling.

In the card connector according to claim 3 of the present invention, since the lock mechanism forms the protrusion for engaging with the notch formed in the sheet metal cover on the card pressing lid, it is simple. A locking mechanism can be formed in the structure and can be reliably and securely locked.

In the card connector according to the fourth aspect of the present invention, the card pressing lid is formed to have the rotation stopper so as to maintain the opened state, so that the card connector can be easily manufactured to have a simple structure. it can.

In the card connector according to a fifth aspect of the present invention, since the spring member for elastically biasing the card pressing lid to the closed position is provided, the spring member can be easily manufactured and easily formed. it can.

In the card connector according to claim 6 of the present invention, since the spring member is formed integrally with the card pressing lid, the card connector can be manufactured with a simple structure, easily and inexpensively.

[Brief description of drawings]

FIG. 1 is a plan view of a card connector of the present invention.

FIG. 2 is a side view of the card connector of the present invention of FIG.

FIG. 3 is a similar side view showing a card pressing lid of the card connector of the present invention in FIG. 2 by sliding and pulling it out.

FIG. 4 is a side view showing the card pressing lid of the card connector of the present invention in FIG. 3 by rotating and opening.

5 is a right end view of the card connector of the present invention in FIG. 1. FIG.

FIG. 6 is a left side view of the card connector of the present invention in FIG.

FIG. 7 is a perspective view of a card pressing lid of the card connector of the present invention.

FIG. 8 is a perspective view showing the card connector of the present invention in a state where the card pressing lid is opened before the card is inserted.

FIG. 9 is a perspective view showing the card connector of the present invention in a state where the card pressing lid is opened after the card is inserted.

FIG. 10 is a perspective view showing the card connector of the present invention after the insertion of the card, with the card pressing lid closed and before sliding.

FIG. 11 is a perspective view showing the card connector of the present invention in a state where the card pressing lid is slid and locked.

[Explanation of symbols]

1 card connector 2 substrates 3 Sheet metal cover 4 Card slot 5 contacts 6 Card cover 7 Eject mechanism 8 springs 9 Latch member 10 cards 11 pin 12 Presser lid body 13 Notch 14 pivot branch 15 pivot branch 16 Lock claw 17 Lock claw 18 long holes 19 long hole 20 Return spring 21 Bent 22 Bent

   ─────────────────────────────────────────────────── ─── Continued front page    F term (reference) 5B058 CA04 CA05 CA13 KA12 KA24                 5E021 FA05 FA11 FB02 FB10 FB15                       FB16 FB18 FC36 HC11 HC36                 5E087 EE04 EE14 LL29 LL33 MM02                       PP09 QQ02 QQ06 RR49

Claims (6)

[Claims] 1. A card connector formed by a substrate and a sheet metal cover assembled to the substrate, and a card pressing lid which can be opened and closed and slidable in a card insertion opening,
And a lock mechanism for locking the card retainer lid. 2. The card connector according to claim 1, wherein the card pressing lid is attached to the sheet metal cover so as to be rotatable and slidable by a pin and an elongated hole. 3. The card connector according to claim 1, wherein the lock mechanism has a protrusion formed on the card pressing lid, the protrusion engaging with a notch formed on the sheet metal cover. 4. The card connector according to claim 1, wherein the card retainer lid is formed with a rotation stopper so as to maintain an open state. 5. The card connector according to claim 2, further comprising a spring member which elastically biases the card pressing lid to a closed position. 6. The card connector according to claim 5, wherein the spring member is formed integrally with the card retainer lid.