JP2015109182A - Card connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a card connector which is easily designed according to types of cards making a combination.SOLUTION: A card connector 1 includes: an SD card connection structure 10 corresponding to an SD card 70; a SIM card connection structure 20 corresponding to a SIM card 80; and a tray 40 on which the SD card 70 and the SIM card 80 may be mounted. The SD card connection structure 10 includes: an insulative SD housing 150; a conductive SD contact 170; and a conductive SD shell 100. The SIM card connection structure 20 includes: an insulative SIM housing 250; a conductive SIM contact 270; and a conductive SIM shell 200. The SD card connection structure 10 and the SIM card connection structure 20 are assembled to form upper and lower tiers. The SD housing 150 cooperates with the SIM housing 250 to form a housing 5 including an opening part 30 and a housing part 300 communicating with the opening part 30. The SD shell 100 cooperates with the SIM shell 200 to form a shell 3 including the opening part 30.

Description

  The present invention relates to a card connector, and more particularly to a card connector that can be easily combined with a connection structure according to the type of card.

  There is a portable device provided with two card slots, a SIM card slot and an SD card slot. As a conventional technique, a technique described in Patent Document 1 is known. According to this technique, the SIM card connection unit for connecting the SIM card and the SD card connection unit for connecting the SD card are integrally configured, and the required low profile can be achieved.

Utility Model Registration No. 3130287

  However, electronic devices are constantly evolving and market demands are diverse. For example, if the combination of two cards is a combination of an SD card and a SIM card, there is also a combination of a SIM card and a SIM card. In this case, the SIM card may be a combination of micro SIM cards or a combination of nano SIM cards. Further, there may be a combination of a micro SIM card and a nano SIM card. Further, if there is an SD card in the upper stage, there may be an SD card in the lower stage.

  In such a case, in order to meet these requirements, the conventional technology needs to design a structure that meets the requirements from the beginning, and it is also necessary to reassemble the manufacturing process according to each specification. The present invention has been made in view of these problems, and an object of the present invention is to provide a card connector in which various card connectors can be easily designed according to the type of card to be combined, and the manufacturing process can be easily changed. .

  In order to solve the above problems, a card connector according to the present invention includes (1) a first connection structure corresponding to a first card having electrodes on one side and a second connection structure corresponding to a second card having electrodes on one side. And a card connector having a plate-like tray on which the first card and the second card can be mounted. The first connection structure is provided on an insulating first housing and an inner surface of the first housing. A conductive first contact; and a conductive first shell covering the first housing, wherein the second connection structure is an insulating second housing, and a conductive second contact provided on an inner surface of the second housing. And a second conductive shell covering the second housing, and the first connection structure is combined with the second connection structure in a vertical position at a predetermined position, and in the combined state, the first connection structure The housing cooperates with the second housing to form an opening on one side surface, and a box having an accommodating portion in the interior thereof communicating with the opening, and the first shell includes the second shell A box having an opening on the one side surface is formed in cooperation, and the tray is characterized in that it can be inserted into and removed from the housing through the opening.

According to the present invention, the card connector includes the first connection structure, the second connection structure, and the tray on which the cards can be mounted on the front and back as constituent elements. The first connection structure and the second connection structure are combined to form a box-shaped housing and a shell that covers the housing, and the tray can be inserted into and removed from the housing formed inside the housing through the opening. is there. That is, the first connection structure and the second connection structure can be assembled in the upper and lower stages at a predetermined position, and have a mechanism that completes one housing by being assembled.

As a result, an arbitrary card connection structure can be selected for the first connection structure and the second connection structure having independent connection structures. For example, an SD card connection structure and a SIM card connection structure can be assigned. The card connector in combination with the SD card and the SIM card is completed. Alternatively, a card connector of a combination of a SIM card and a SIM card is completed by assigning a micro SIM card connection structure and a nano SIM card connection structure to the first connection structure and the second connection structure.
Thus, the 1st connection structure and the 2nd connection structure provided with the independent connection structure are modularized as a unit which can be rearranged. That is, a set of card connectors is obtained by an action of selecting an arbitrary set of combinations from various card connection structures. Thereby, various card connectors corresponding to the types of cards to be combined can be easily designed, and a card connector that can be easily rearranged in the manufacturing process can be obtained.

  Preferably, the card connector according to the present invention is characterized in that (2) the first housing and the second housing are provided with coupling means for coupling to each other at predetermined positions.

  According to the present invention, the upper and lower stages can be assembled at a predetermined position, and the coupling means is provided at the predetermined position. Therefore, the modularized connection structure for various cards can be assembled at any combination position. And the position of the coupling means match. Thereby, various card connectors corresponding to the types of cards to be combined can be easily designed, and a card connector that can be easily rearranged in the manufacturing process can be obtained.

  More preferably, in the card connector according to the present invention, (3) the coupling means includes a metal plate-like piece standing in a predetermined position on one side of the first housing or the second housing, A slit that can hold the plate-like piece in the plate thickness direction is provided at a predetermined position on the other side, and the plate-like piece is press-fitted into the slit so that the first housing and the second housing are coupled. It is a thing of description (2) which has the characteristic in a place.

  According to the present invention, the coupling means includes the plate-like piece and the slit for sandwiching the plate-like piece from the plate thickness direction. Thereby, various card connectors corresponding to the types of cards to be combined can be easily designed, and a card connector that can be easily rearranged in the manufacturing process can be obtained.

  More preferably, in the card connector according to the present invention, (4) the first shell and the first housing, and the second shell and the second housing each have coupling means for coupling each other. One of (1) to (3) is characterized in that it is provided at a predetermined position.

  According to this invention, since the shell and the housing are provided with the coupling means at predetermined positions, the shell can be easily assembled to the housing.

  More preferably, in the card connector according to the present invention, (5) the coupling means includes a plate-like piece in a state where the first shell and the second shell are erected at predetermined positions, and the first housing and the (2) is characterized in that the second housing has a slit at a predetermined position that can hold the plate-like piece in the plate thickness direction.

According to the present invention, the coupling means includes a plate-like piece and a slit for sandwiching the plate-like piece from the plate thickness direction. Thereby, various card connectors corresponding to the types of cards to be combined can be easily designed, and a card connector that can be easily rearranged in the manufacturing process can be obtained.

  More preferably, in the card connector according to the present invention, (6) the first connection structure is for connection of a SIM card, and the second connection structure is for connection of an SD card, or the first connection structure is It is for connection of a SIM card, and the second connection structure is for connection of a SIM card, and is characterized in one of (1) to (5).

  According to the present invention, a card connector composed of a combination of a SIM card and an SD card can be easily obtained. Or the card connector which consists of a SIM card and a SIM card can be obtained easily. In this case, the SIM card may be a combination of a micro SIM card and a nano SIM card, for example. Alternatively, the card connector may be a combination of a nano SIM card and a nano SIM card.

  More preferably, in the card connector according to the present invention, (7) the first card is mounted so that the electrode faces outward on one surface of the tray spreading in a plate shape, and the electrode faces outward on the other surface. In the state where the second card is mounted on the second card, the tray is inserted into the storage chamber, the electrode of the first card is electrically and mechanically connected to the first contact of the first housing, and the second card The electrode according to (1) to (6) is characterized in that the electrode is electrically and mechanically connected to the second contact of the second housing.

  According to the present invention, since the tray can be mounted with cards on the front and back surfaces, two cards can be mounted with one tray. Further, the card is mounted with the electrode facing outward. Accordingly, the card can be electrically and mechanically connected to the contact whose one end is exposed on the inner surface of the housing.

  More preferably, in the card connector according to the present invention, (8) the tray holds the first card at a predetermined position and the second card at a predetermined position. The second holding means is characterized in that it is provided with (7).

  According to the present invention, various card connectors can be easily designed according to the type of card to be combined, the manufacturing process can be easily rearranged, and the card mounted on the tray is hard to fall even if it is faced down. A connector is obtained.

FIG. 1 is an external perspective view of a card connector according to an embodiment of the present invention. 2 is a cross-sectional view taken along line II-II in FIG. FIG. 3 is a divided perspective view in which the card connector is divided into parts. FIGS. 4A and 4B are perspective perspective views showing a coupling state between the SIM housing and the SD housing of the card connector according to the embodiment of the present invention. FIG. 4A is a state before coupling, and FIG. FIG. FIGS. 5A and 5B are perspective perspective views showing a combined state of the shell and the housing of the card connector, where FIG. 5A shows a state before the connection and FIG. 5B shows a combined state. FIG. 6 is an external perspective view showing a state in which a card is mounted on the tray of the card connector, in which an SD card is mounted on the upper surface. FIG. 7 is an external perspective view showing a state in which a card is mounted on the tray of the card connector, in which a SIM card is mounted on the lower surface. FIGS. 8A and 8B are perspective views showing a state in which the tray of the card connector is put in and out, wherein FIG. 8A shows a state where the tray is out and FIG. 8B shows a state where the tray is inserted.

  Embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an external perspective view of a card connector according to an embodiment of the present invention. 2 is a cross-sectional view taken along line II-II in FIG.

<Outline of Card Connector> As shown in FIG. 1, the card connector 1 includes an SD card connection structure 10 for connecting an SD card 70, a SIM card connection structure 20 for connecting a SIM card 80, and an upper surface. The SD card 70 is provided with a tray 40 on which the SIM card 80 can be mounted.

As shown in FIGS. 2 and 3, the SD card connection structure 10 includes an SD housing 150 made of a nonconductive synthetic resin, an SD shell 100 made of a conductive metal, and a conductive SD contact 170. The SIM card connection structure 20 includes a SIM housing 250 made of non-conductive synthetic resin, a SIM shell 200 made of conductive metal, and a conductive SIM contact 270.
As shown in FIG. 3, the SD housing 150 is combined with the SIM housing 250 to form one box-shaped housing. The SD shell 100 is combined with the SIM shell 200 to form the shell 3 that surrounds the housing 5. The upper surface side of the tray 40 corresponds to the SD card connection structure 10, and the lower surface side corresponds to the SIM card connection structure 20.

  As shown in FIG. 1, the card connector 1 includes a non-conductive housing 5 made of a synthetic resin, in which a receiving portion 300 of the tray 40 is formed, and a conductive metal made of a plate metal that covers the periphery of the housing 5. A sex shell 3 is provided. The housing 5 forming the accommodating portion 300 of the tray 40 includes an SD contact 170 and a SIM contact 270 that are exposed at one end from the upper and lower surfaces of the inner wall toward the accommodating portion 300. The SD contact 170 is electrically and mechanically connected to the electrode 71 of the corresponding SD card 70. The SIM contact 270 is electrically and mechanically connected to the electrode 81 of the corresponding SIM card 80.

  The conductive shell 3 is connected to a ground terminal of a circuit board (not shown), and protects the electric signals of the SD card 70 and the SIM card 80 from external electromagnetic waves. The shell 3 is provided so as to cover the periphery of the non-conductive housing 5 that houses the SD card 70 and the SIM card 80 in the internal housing portion 300.

  As shown in FIG. 2, the non-conductive housing 5 accommodates the SD card 70 and the SIM card 80 in the accommodating portion 300, and the electrode 71 of the SD card 70, the electrode 81 of the SIM card 80 and one end thereof are connected to each other. An SD contact 170 responsible for electromechanical connection and a SIM contact 270 are provided at predetermined positions.

  The tray 40 is provided for inserting / removing the SD card 70 and the SIM card 80 into / from the accommodating portion 300 of the housing 5 and arranging the SD card 70 and the SIM card 80 at a predetermined position. As shown in FIG. 1, the tray 40 is taken in and out of the accommodating portion 300 through the opening 30 provided on one surface of the housing 5. The tray 40 is an injection molded product made of a non-conductive synthetic resin.

<Assembly of Card Connector> Assembly of the card connector 1 will be described with reference to the drawings. FIG. 3 is a divided perspective view in which the card connector is divided into parts. 4A and 4B are perspective perspective views showing a coupling state between the SIM housing and the SD housing of the card connector according to the embodiment of the present invention, where FIG. 4A is a state before coupling, and FIG. 4B is a diagram illustrating a coupled state. It is. FIGS. 5A and 5B are perspective perspective views showing a combined state of the shell and the housing of the card connector, where FIG. 5A shows a state before the connection and FIG. 5B shows a combined state.

  As shown in FIG. 3, the card connector 1 is divided into an SD shell 100, an SD housing 150, a SIM housing 250, and a SIM shell 200. The SD housing 150 is combined with the SIM housing 250 to form the housing 5. The housing 5 is a single box having an opening 30 on one side and a housing 300 communicating therewith.

  As shown in FIG. 4, the SD housing 150 is an unfinished box body having a substantially U-shape when viewed from the front, which includes an upper wall 150a, a right side wall 150b, and a left side wall 150c. This is an unfinished box having a substantially U-shape in front view, including 250a, a right side wall 250b, and a left side wall 150c. The SD housing 150 and the SIM housing 250 are in a complementary relationship with each other, and the two housings are combined to provide an opening 30 on one side surface and a single box housing 5 surrounded by a wall. Complete.

  As shown in FIG. 4, the SD housing 150 includes a right side wall 150b extending downward at the right end of the upper wall 150a, and a left side wall 150c extending downward at the left end. The lower end surface of the right side wall 150b is provided with a press-fit piece 180 that extends downward in a range where the upper end surface of the right side wall 250b of the SIM housing 250 contacts. A housing slit 161 for receiving a corresponding press-fitting piece 280 provided on the left side wall 250c of the SIM housing 250 is provided at a predetermined position on the lower end surface of the left side wall 150c of the SD housing 150.

  As shown in FIG. 4, the SIM housing 250 has a left wall 250c extending upward at the left end of the lower wall 250a, and a right wall 250b extending upward at the right end. The upper end surface of the left side wall 250c is provided with a press-fit piece 280 that extends upward in a range where the lower end surface of the left side wall 150c of the SD housing 150 contacts. As shown in FIG. 4, a housing slit 261 for receiving a corresponding press-fitting piece 180 provided on the right side wall 150b of the SD housing 150 is provided at a predetermined position on the upper end surface of the right side wall 250b of the SIM housing 250.

  As shown in FIG. 4, the SD housing 150 and the SIM housing 250 are configured such that the accommodating portion 300 is brought into the inner side by coupling the press-fitting pieces 180 and 280 provided at predetermined positions with the housing slits 161 and 261. A housing 5 comprising a single box body surrounded by walls on the four surrounding sides is formed.

  The SD shell 100 is a plate-shaped metal bending product and includes an upper wall 100a, a right wall 100b, and a left wall 100c, as shown in FIG. The left and right ends of the upper wall 100a are provided with plate-like press-fitting pieces 101 cut and raised inside. Solder connection portions 105 extending outward are provided at the ends of the left and right side walls 100c and 100b. In addition, a solder connection portion 106 whose tip extends outward is also provided at the rear end of the upper wall 100a. The SIM shell 200 is a plate-shaped metal bending product, and includes a lower wall 200a, a right wall 200b, and a left wall 200c. The left and right ends of the lower wall 200a are provided with plate-like press-fitting pieces 201 cut and raised inside. Solder connection portions 205 extending outward are provided at the tips of the left and right side walls 200c, 200b. In addition, a solder connection portion 206 whose tip extends outward is also provided at the rear end of the lower wall 200a.

<Assembly of Shell> As shown in FIG. 5, the shell 3 is assembled to the housing 5. The SD shell 100 is assembled to the SD housing 150. The SIM shell 200 is assembled to the SIM housing 250.
The SD shell 100 is assembled to the SD housing 150 by press-fitting the press-fitting pieces 101 provided on the left and right ends of the upper wall 100 a into the corresponding shell slits 151 of the SD housing 150. The SIM shell 200 is assembled into the SIM housing 250 by press-fitting the press-fitting pieces 201 provided on the left and right side walls of the lower wall 200 a into the corresponding shell slits 251 of the SIM housing 250. The SD shell 100 and the SIM shell 200 assembled to the housing 5 integrally constitute the shell 3 surrounding the housing 5.

  As shown in FIG. 4, the SD contact 170 corresponding to the electrode 71 of the SD card 70 is provided such that one end is exposed inside the upper wall 150a of the SD housing 150, and the SIM contact corresponding to the electrode 81 of the SIM card 80 is provided. The contact 270 is provided in a form in which one end is exposed inside the lower wall 250 a of the SIM housing 250. Further, the press-fitting pieces 180 and 280 for connecting the SD housing 150 and the SIM housing 250 and the connecting elements of the housing slits 261 and 161 for receiving the press-fitting pieces 180 and 280 are respectively provided in both the SD housing 150 and the SIM housing 250.

The housing 5 to be combined is not limited to the SD housing 150 and the SIM housing 250 according to the present embodiment. For example, even in the case of the SIM housing 250 and the SIM housing 250 or the combination of the SD housing 150 and the SD housing 150, one housing 5 is combined. A housing 5 made of a box is formed. Also in this case, the card connector 1 to which the various contacts 170 or 270 correspond to the positions of the electrodes 71 or 81 corresponding to the various cards 70 or 80 is obtained.
Thus, each of the SD card connection structure 10 and the SIM card connection structure 20 has an independent connection structure and is modularized as a unit that can be recombined. That is, the card connector 1 according to the present embodiment is obtained by the act of selecting an arbitrary set of combinations from various card connection structures. Thereby, the various card connectors 1 according to the kind of card | curd to combine can be designed easily, and the card connector 1 which can rearrange a manufacturing process easily is obtained.

<Tray> The tray 40 will be described with reference to the drawings. FIG. 6 is an external perspective view showing a state in which a card is mounted on the tray of the card connector, in which an SD card is mounted on the upper surface. FIG. 7 is an external perspective view showing a state in which a card is mounted on the tray of the card connector, in which a SIM card is mounted on the lower surface. FIGS. 8A and 8B are perspective views showing a state in which the tray of the card connector is put in and out, wherein FIG. 8A shows a state where the tray is out and FIG. 8B shows a state where the tray is inserted.

As shown in FIGS. 6 and 7, the tray 40 includes a main body 400 and a knob 450. The knob 450 touches the fingertip when the tray 40 is taken in and out, and is provided in front of the main body 400. The main body 400 has a bottom surface 420 and a guide 430 on the top surface on which the SD card 70 is mounted, as shown in FIG. Guides 430 are provided on the front, left, and right sides. The SD card accommodating portion 410 is formed by the bottom surface 420 and the guide 430.
As shown in FIG. 7, a bottom surface 520 and a guide 530 are provided on the lower surface on which the SIM card 70 is mounted. Guides 530 are provided on the front, left, and right sides. A SIM card accommodation portion 510 is formed by the bottom surface 520 and the guide 530.

  As shown in FIGS. 6 and 7, the tray 40 includes an SD card housing portion 410 for mounting the SD card 70 on the upper surface, and a SIM card housing portion 510 for mounting the SIM card 80 on the lower surface. Is provided. The SD card 70 is mounted on the tray 40 so that the electrode 71 faces outward. The SIM card 80 is mounted on the tray 40 with the electrode 81 facing outward. The SD card 70 is held by a protrusion 405 provided inside the guide 430. The SIM card 80 is held by a protrusion 505 provided inside the guide 530.

As shown in FIG. 7, the tray 40 includes dimples 440 on the lower surface. When the tray 40 is placed in a predetermined position of the accommodating portion 300 of the card connector 1, the dimple 440 engages with a recess (not shown) provided in the corresponding position, and holds the tray 40 at this position. The tray 40 can be pulled out by operating the knob 450.

  As shown in FIG. 8, the tray 40 is inserted from the opening 30 of the card connector 1 into the accommodating portion 300 at the back thereof. The SD card 70 mounted on the upper side of the tray 40 is accommodated in the SD card connection structure 10, and the electrode 71 is electrically and mechanically connected to the corresponding SD contact 170. The SIM card 80 mounted on the lower side of the tray 40 is accommodated in the SIM card connection structure 20, and the electrode 81 is electrically and mechanically connected to the corresponding SIM contact 270.

<Principle> The card connector 1 according to the present embodiment corresponds to the SD card 70 and the SIM card 80. The SD card connection structure 10 corresponds to the SD card 70. The SIM card connection structure 20 corresponds to the SIM card 80.

  Here, each of the SD card connection structure 10 and the SIM card connection structure 20 has an independent connection structure and is modularized as a unit that can be rearranged. That is, the card connector 1 according to the present embodiment is obtained by the act of selecting an arbitrary set of combinations from various card connection structures. As a result, the various card connection structures 10 and 20 can be reconfigured so as to constitute various card connectors as long as the connection condition is formed by, for example, the press-fitting pieces 180 and 280 provided at predetermined positions and the housing slits 161 and 261 corresponding thereto. Can be combined with possible unit connection structures. Thereby, various card connectors corresponding to the types of cards to be combined can be easily designed, and a card connector that can be easily rearranged in the manufacturing process can be obtained.

<Effect> In the card connector 1 according to the present embodiment, the SD card 70 is mounted on the SD card storage 410 on the upper surface of the tray 40, and the SIM card 80 is mounted on the SIM card storage 510 on the lower surface of the tray 40. Then, various cards are set in the internal storage unit 300. A card connector 1 is obtained in which two cards 70 and 80 are mounted on one tray 40 and two cards 70 and 80 can be taken in and out at the same time.

The card connector 1 according to the present embodiment is a tray type, and the tray 40 is provided with protrusions 405 and 505 for holding the cards 70 and 80 from the lateral direction. Thereby, the card connector 1 in which the SIM card 80 mounted on the lower surface side of the tray 40 is suppressed from dropping downward is obtained.
The card connector 1 according to the present embodiment is of a tray type, and the tray 40 is provided with a dimple 440 for holding a normal mounting position at the time of taking in and out. Thereby, the card connector 1 in which the regular mounting position of the tray 40 is held is obtained.

The card connector 1 according to the present embodiment is a tray type, and the tray 40 is provided with a knob 450. As a result, the card connector 1 having the tray 40 which can be controlled with the fingertip and can be easily operated is obtained.
The card connector 1 according to the present embodiment has a structure in which the SD card connection structure 10 and the SIM card connection structure 20 are stacked vertically in the horizontal direction. Thereby, the low-profile card connector 1 is obtained.

In the card connector 1 according to the present embodiment, the SD card connection structure 10 and the SIM card connection structure 20 include coupling means including press-fitting pieces 180 and 280 and housing slits 161 and 261 at predetermined positions. Thereby, the card connector 1 which is easy to assemble is obtained.
The card connector 1 according to the present embodiment includes a modularized SD card connection structure 10 and a SIM card connection structure 20. As a result, the card connector 1 can be obtained that can easily cope with the necessary combination of cards by selecting the module.

In the card connector 1 according to the present embodiment, the assembly of the shell 3 to the housing 5 includes coupling means including press-fitting pieces 101 and 201 and shell slits 151 and 251. Thereby, the card connector 1 with good assemblability of the shell 3 is obtained.

1 Card connector 10 SD card connection structure 100 SD shell 101 Press-fit piece 150 SD housing 151 Shell slit 161 Housing slit 170 SD contact 180 Press-fit piece 20 SIM card connection structure 200 SIM shell 201 Press-fit piece 250 SIM housing 251 Shell slit 261 Housing slit 270 SIM contact 280 Press-fitting piece 30 Opening portion 300 Housing portion 40 Tray 400 Main body 410 SD card housing portion 420 Bottom surface 430 Guide 440 Dimple 450 Knob 510 SIM card housing portion 520 Bottom surface 530 Guide 70 SD card 80 SIM card

Claims (8)

A first connection structure corresponding to a first card having an electrode on one side, a second connection structure corresponding to a second card having an electrode on one side, and a tray extending in a plate shape on which the first card and the second card can be mounted A two-sheet card connector with
The first connection structure includes an insulating first housing, a conductive first contact provided on an inner surface of the first housing, and a conductive first shell covering the first housing,
The second connection structure includes an insulating second housing, a conductive second contact provided on an inner surface of the second housing, and a conductive second shell covering the second housing,
The first connection structure is combined with the second connection structure in an upper and lower stage at a predetermined position, and in the combined state, the first housing cooperates with the second housing and has an opening on one side surface. And a box having an accommodating portion in the interior thereof communicating with the opening, and the first shell forms a box having an opening on the one side surface in cooperation with the second shell. And
A card connector characterized in that the tray can be inserted into and removed from the housing through the opening. The card connector according to claim 1, wherein the first housing and the second housing are provided with coupling means for coupling to each other at predetermined positions. The coupling means includes a metal plate-like piece standing in a predetermined position on one side of the first housing or the second housing, and can hold the plate-like piece in the plate thickness direction on the other side. 3. The card connector according to claim 2, wherein a slit is provided at a predetermined position, and the first housing and the second housing are coupled by press-fitting the plate-like piece into the slit. The first shell and the first housing, and the second shell and the second housing are respectively provided with coupling means for coupling to each other at predetermined positions. The card connector according to one item. The coupling means includes a plate-like piece in a state where the first shell and the second shell stand up at a predetermined position, and the first housing and the second housing have a plate thickness at a predetermined position. 5. The card connector according to claim 4, further comprising a slit that can be held in a direction. The first connection structure is for SIM card connection and the second connection structure is for SD card connection, or the first connection structure is for SIM card connection, and the second connection structure is SIM card connection. 6. The card connector according to claim 1, wherein the card connector is used for connecting cards. In a state where the first card is mounted on one surface of the tray spreading in a plate shape so that the electrode faces outward, and the second card is mounted on the other surface so that the electrode faces outward, The electrode of the first card is electrically and mechanically connected to the first contact of the first housing, and the electrode of the second card is electrically mechanically connected to the second contact of the second housing. The card connector according to claim 1, wherein the card connector is characterized in that it is connected in a connected manner. The tray has a first holding means for holding the first card in a predetermined position and a second holding means for holding the second card in a predetermined position. 7. The card connector according to 7.

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