CN111416242A - card connector - Google Patents

Abstract

A card connector includes a terminal module and a card ejecting module matched with the terminal module, the terminal module includes a terminal assembly and a housing assembly matched with the terminal assembly, the terminal assembly includes an insulator and a plurality of pieces fixed to the insulator. Conductive terminals, the terminal module is provided with a accommodating space and forms a plug-in port, the card ejecting module is located at the position of the plug-in port of the terminal module, and also includes a card tray, the card tray forms a card accommodating space, and the card tray is used to carry at least one After the electronic card is inserted into the accommodating space through the insertion interface, a card ejection trigger portion is formed on the card tray, and the card ejection trigger portion cooperates with the card ejection module. Partially overlapping. The card ejecting action is smooth and more conducive to miniaturization.

Description

card connector

【Technical field】

The present application relates to a card connector.

【Background technique】

Mobile phones are one of the indispensable tools for people's life in modern society. With the increase of people's affairs, the functional requirements of mobile phones are getting higher and higher. A card connector is an electrical connector installed on the circuit board of a portable electronic device such as a mobile phone, which can realize signal transmission between an electronic card and a portable electronic device such as a mobile phone. The card connector is generally provided with a card seat body, a card tray, a card ejecting mechanism and a detection terminal module. The card tray is used to carry the electronic card into the card holder body, and the card ejecting mechanism makes the card tray withdraw from the card holder body. The ejecting mechanism of the card connector generally includes a rotating shaft, a push rod and an actuator. The actuator is pivotally connected to the rear end of the card holder body through the rotating shaft. The push rod is arranged on the side of the card holder body and is linked with the actuator. The detection terminal module of the card connector is generally disposed at the rear end of the card holder body. In the prior art, in the process of ejecting or inserting the card holder, the actuator will be inserted under the card holder, that is to say, the actuator is clamped up and down by the card holder and the card holder body, which will damage the card holder. Body and card tray. In addition, the card connector in the prior art cannot be miniaturized due to the card ejection mechanism occupying a certain area in the horizontal and vertical directions of the card connector.

Therefore, it is necessary to provide a new card connector to solve the above technical problems.

[Content of the invention]

The purpose of the present application is to provide a new card connector, which has a smooth card ejecting action and is more conducive to miniaturization.

The purpose of this application is achieved through the following technical solutions:

A card connector includes a terminal module and a card ejecting module matched with the terminal module, the terminal module includes a terminal assembly and a housing assembly matched with the terminal assembly, the terminal assembly includes an insulator and a plurality of pieces fixed to the insulator. Conductive terminals, the terminal module is provided with a accommodating space and forms a plug-in port, the card ejecting module is located at the position of the plug-in port of the terminal module, and also includes a card tray, the card tray forms a card accommodating space, and the card tray is used to carry at least one After the electronic card is inserted into the accommodating space through the insertion interface, a card ejecting trigger portion is formed on the card holder, the card ejecting triggering portion cooperates with the card ejecting module, and the card ejecting trigger portion is at least in the up and down direction with the card accommodating space. Partially overlapping.

Further, the card connector further includes a switch terminal module, a switch trigger part is formed on the card holder, the switch trigger part cooperates with the switch terminal module to realize the switch function, and the switch trigger part is connected to the container along the up-down direction. The card spaces overlap at least partially.

Further, the card tray includes a frame portion and a metal piece integrally fixed with the frame portion, the card ejection trigger portion and/or the switch trigger portion are formed by extending the metal piece, and along the up-down direction, the switch trigger portion and the ejection trigger portion are The card triggering parts are all located below the card-accommodating space.

Further, after the card tray is inserted into the accommodating space, the switch trigger part and/or the card eject trigger part at least partially overlap with the card eject module in the up-down direction.

Further, the metal piece includes a fixed portion embedded in the frame portion and a protruding portion protruding out of the frame portion, the card accommodating space is jointly formed by the frame portion and at least part of the protruding portion, and the switch trigger portion is formed. and the card ejecting trigger part are located at the rear end of the card holder space along the insertion direction of the card holder, the switch triggering part and the card ejecting triggering part are arranged at intervals along the left and right direction and form a gap between them, and the gap gives way to retreat. Part of the structure of the card module.

Further, the switch triggering portion is formed by a metal piece extending directly backward, and the card ejecting trigger portion is formed by folding the metal piece back and stacking in the up-down direction.

Further, the card ejecting module includes a metal frame and an ejecting rod, the ejecting rod is pivotally connected to the metal frame, and when one end of the ejecting rod is pushed toward the insertion direction of the card holder, the ejecting rod can be connected with the metal frame. The pivoting position is when the shaft rotates, the other end of the ejector rod moves in the direction of pulling out the card holder, and the other end of the ejector lever cooperates with the ejection trigger portion. At least partially overlaps with the capacity card space.

Further, the metal frame includes a top plate and a bottom plate opposite to the top plate, the ejector rod is pivotally connected between the top plate and the bottom plate, and the switch terminal module includes a movable terminal, a fixed terminal that cooperates with the movable terminal, and an insulating The movable terminal is formed by bending a metal frame, the fixed terminal is an independent member and is fixed to an insulating block, the insulating block is fixed between the top plate and the bottom plate, and the rear end of the movable terminal along the insertion direction of the card tray A contact portion is formed at the position, and the contact portion cooperates with the switch trigger portion.

Further, the insulating block is at least partially accommodated in the space.

Further, the rear end position of the metal frame forms a rear end plate, the front end position of the metal frame forms a front end plate, the ejector rod is located between the rear end plate and the front end plate, and the rear end plate corresponds to the front and rear directions The two ends of the ejector lever each form a vacant opening. When the ejector lever rotates, the two ends of the ejector lever can respectively protrude from the vacant port in the direction of pulling out the card holder. The metal frame includes an upper part. shell and lower shell, the upper shell forms the top plate, the lower shell forms the bottom plate, the rear end plate is formed by extending from the rear end position of the upper shell or the lower shell in the up-down direction, the front end plate It is formed by extending the front end position of the upper shell or the lower shell in the vertical direction, the two ends of the upper shell and the lower shell in the left and right direction are fixed to each other, and/or the front end of the upper shell and the lower shell in the insertion direction of the card tray. The positions are fixed to each other and/or the positions of the rear ends of the upper shell and the lower shell in the insertion direction of the card tray are fixed to each other.

Further, it also includes a circuit board, the terminal module is fixed on the surface of the circuit board, the circuit board is recessed downward at the insertion port position of the terminal module to form a vacant space, and the card ejecting module is accommodated in the vacant space and The card ejecting module is fixed to the circuit board, or the card ejecting module is accommodated in the vacant space and fixed with the housing assembly, or the card ejecting module is accommodated in the vacating space and integrated with the housing assembly.

Further, welding tabs are formed on both sides of the metal frame along the insertion direction of the card tray, and welding tabs are formed at the front end of the metal frame along the insertion direction of the card tray, and the welding tabs are directly or indirectly fixed to the surface of the circuit board.

Compared with the prior art, the present application has the following beneficial effects: the card ejecting action is smooth and is more conducive to miniaturization.

【Description of drawings】

FIG. 1 is a perspective view of the card connector of the present application. Further, the card connector is assembled to a circuit board.

FIG. 2 is a partially exploded perspective view of the card connector shown in FIG. 1, showing a schematic perspective view of the card tray being removed from the terminal module.

3 is a perspective view of the card connector shown in FIG. 2 from another angle;

4 is an exploded perspective view of the card tray of the card connector of the present application;

5 is an exploded perspective view of the card ejection module of the card connector of the present application, specifically showing a three-dimensional schematic diagram when the upper shell, the ejection lever and the lower shell are separated from each other, and of course the form of the switch terminal module;

6 is a perspective view of the card ejecting module shown in FIG. 5 from another angle;

FIG. 7 is a top view of the card connector of the present application shown in FIG. 1;

Fig. 8 is an enlarged view of the inner portion of the dotted circle in Fig. 2;

FIG. 9 is an enlarged view of the portion inside the dotted circle in FIG. 3 .

【Detailed ways】

Hereinafter, specific embodiments of the card connector of the present application will be introduced with reference to FIG. 1 to FIG. 9 . It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood in specific situations.

In the description of this application, it is to be understood that the terms "comprising" and "having" and any variations thereof used herein are intended to cover non-exclusive inclusion, for example, a process comprising a series of steps or units, A method, system, product or device is not necessarily limited to those steps or units expressly listed, but may include other steps or units not expressly listed or inherent to the process, method, product or device.

In order to make the description in this application more accurate, please refer to FIG. 1 for all directions involved, in which the width direction of the card connector is defined as the left-right direction; the insertion and extraction direction of the card tray 3 is defined as the front-rear direction, and The insertion direction of the card tray 3 is the front; the thickness direction of the circuit board 5 is defined as the up-down direction, and the side of the circuit board 5 assembling the card connector is up, and the reverse side is down.

Referring to FIGS. 2 to 9 , a card connector of the present application is disclosed, including a terminal module 1 and a card ejecting module 2 matched with the terminal module 1 . The terminal module 1 includes a terminal assembly (not shown) and a housing assembly 12 matched with the terminal assembly. The terminal assembly includes an insulator (not shown) and a plurality of conductive terminals (not shown) fixed to the insulator. The terminal module 1 is provided with an accommodating space 101 and a plug-in port 102 is formed. The card ejecting module 2 is located at the position of the insertion port 102 of the terminal module 1 . The card connector also includes a card tray 3 . The card tray 3 forms a card accommodating space 30 . The card tray 3 is used for carrying at least one electronic card (not shown) and then inserted into the accommodating space 101 through the insertion port 102 . The card tray 3 is integrally formed with a card ejection trigger portion 342, the card ejection trigger portion 342 cooperates with the card ejection module 2, and the card ejection trigger portion 32 at least partially overlaps with the card accommodating space 30 in the up-down direction ( In this embodiment, the card eject triggering portion 32 completely overlaps with the card accommodating space 30 in the up-down direction).

Referring to FIG. 2 , FIG. 5 and FIG. 6 , the card connector further includes a switch terminal module 4 , and a switch trigger portion 341 is integrally formed on the card tray 3 . The switch trigger portion 341 is connected to the switch terminal module 4 . The switch triggering portion 341 at least partially overlaps with the card accommodating space 30 in the up-down direction (in this embodiment, the switch triggering portion 341 completely overlaps with the card accommodating space 30 in the up-down direction).

Referring to FIGS. 2 to 4 and FIGS. 7 to 9 , the card tray 3 includes a frame portion 33 and a metal piece 34 integrally fixed with the frame portion 33 . The card eject triggering portion 342 and/or the switch triggering portion 341 are formed by extending the metal piece 34 . In this embodiment, the card eject triggering portion 342 and the switch triggering portion 341 are both directly formed by extending the metal piece 34 . Specifically, the switch trigger portion 341 is formed by extending directly backward from the metal piece 34 , and the card eject trigger portion 342 is formed by the metal piece 34 being folded back and stacked in the up-down direction. In the up-down direction, the switch trigger portion 341 and the card eject trigger portion 342 are both located below the card accommodating space 30 .

Referring to FIG. 2 to FIG. 9 , the metal member 34 includes a fixing portion 343 embedded in the frame portion 33 and a protruding portion 344 protruding from the frame portion 33 . The card accommodating space 30 is jointly formed by the frame portion 33 and at least a part of the protruding portion 344 . The switch trigger portion 341 and the card eject trigger portion 342 are both located at the rear end of the card accommodating space 30 along the insertion direction of the card tray 3 . The switch trigger portion 341 and the card eject trigger portion 342 are spaced apart along the left-right direction and form a gap 340 therebetween, and the gap 340 gives way to a part of the structure of the card eject module 2 .

Please refer to FIG. 2 to FIG. 9 , the ejecting module 2 includes a metal frame 21 and an ejecting rod 22 . The ejecting rod 22 is pivotally connected to the metal frame 21 and pushes the ejecting card toward the insertion direction of the card tray 3 . When the lever 22 is at one end, the ejector lever 22 can rotate with the pivot position with the metal frame 21 as the rotation axis, and the other end of the ejector lever 22 moves in the direction of pulling out the card holder 3 . The other end is matched with the ejecting trigger portion 342 , and the ejecting rod 22 at least partially overlaps with the card accommodating space 30 in the up-down direction. The metal frame 21 includes a top plate 2111 and a bottom plate 2121 opposite to the top plate 2111 . The ejector rod 22 is pivotally connected between the top plate 2111 and the bottom plate 2121 . The switch terminal module 4 includes a movable terminal 41 , a fixed terminal 42 cooperating with the movable terminal 41 and an insulating block 43 . The movable terminal 41 is formed by bending the metal frame 21 . The fixed terminal 42 is an independent component and is fixed to the insulating block 43 . The insulating block 43 is fixed between the top plate 2111 and the bottom plate 2121 . A contact portion 411 is formed at the rear end position of the movable terminal 41 along the card tray insertion direction. The contact portion 411 cooperates with the switch trigger portion 341 . After the card tray 3 is inserted into the accommodating space 101 , the switch trigger portion 341 and/or the card eject trigger portion 342 at least partially overlap with the card eject module 2 in the up-down direction. In this embodiment, the switch trigger portion 341 and the card eject trigger portion 342 at least partially protrude into the card eject module 2 . The insulating block 43 is at least partially accommodated in the spaced recess 340 .

The rear end position of the metal frame 21 forms the rear end plate 201 , the front end position of the metal frame 21 forms the front end plate 202 , and the ejector rod 22 is restricted between the rear end plate 201 and the front end plate 202 in the up-down direction. , the rear end plate 201 in the front-rear direction corresponding to the two ends of the ejector lever 22 respectively forms an opening 2011, when the ejector 22 lever rotates, the two ends of the ejector lever 22 can be pulled out of the ejector 3 respectively. The outgoing direction protrudes from the opening 2011 . In this embodiment, a position of the rear end plate 201 corresponding to the switch triggering portion 341 is also formed with an escape opening 2011 . The switch triggering portion 341 extends into the card ejecting module 2 through the relocation opening 2011, and pushes against the contact portion 411 of the terminal 41 in the process, thereby triggering the switch function of the actuating terminal 41 and the fixed terminal 42, so as to realize the detection and detection. Check whether the card tray 3 is inserted properly.

5 and 6, the metal frame 21 includes an upper shell 211 and a lower shell 212, the upper shell 211 forms the top plate 2111, the lower shell 212 forms the bottom plate 2121, and the rear end The plate 201 is formed by extending from the rear end of the upper casing 211 or the lower casing 212 (in this embodiment, the rear end plate 201 is formed on the lower casing 212 ). The front end plate 202 is formed by extending from the front end of the upper casing 211 or the lower casing 212 (in this embodiment, the front end plate 202 is formed on the upper casing 211 ). The upper shell 211 and the lower shell 212 are fixed to each other at both ends of the left and right directions; of course, the upper shell 211 and the lower shell 212 are fixed to each other at the front end positions in the insertion direction of the card holder 3; of course, it can also be, The upper shell 211 and the lower shell 212 are fixed to each other at the rear end positions in the insertion direction of the card tray 3 . In addition, in one of the specific embodiments, the front end and the left and right sides of the lower shell 212 are respectively formed with welding pieces 214 along the insertion direction of the tray. Spot welded connection is fixed.

Referring to FIG. 1 to FIG. 9 , the card connector further includes a circuit board 5 , the terminal module 1 is fixed on the upper surface of the circuit board 5 , and the circuit board 5 is positioned downward from the insertion port 102 of the terminal module 1 . The recess forms a space for space (in this embodiment, specifically, the circuit board 5 forms a notch-like structure at the rear edge position of the card tray 3 in the insertion direction. Of course, the circuit board 5 can also be placed in the card tray 3 The rear end position of the insertion direction forms a through-hole-like structure that penetrates in the up-down direction). The card ejecting module 2 is accommodated in the vacant space and is fixed to the circuit board 5. Specifically, at least one end of the upper shell 211 and/or the lower shell 212 in the width direction is formed with a welding piece 213, The soldering piece 213 is directly or indirectly fixed to the surface of the circuit board 5 ; it can also be that a soldering piece 213 is formed at the front end of the metal frame 21 along the insertion direction of the tray 3 , and the soldering piece 213 is directly or indirectly connected to the surface of the circuit board 5 . fixed.

Of course, in other embodiments, the upper shell 211 and/or the lower shell 212 may be designed to be integrated with the housing assembly 12 .

In the present application, the card ejecting module 2 is set at the position of the plug-in port 101 of the terminal module 1, and the metal frame 31 is designed with an accommodating cavity, so that the ejecting rod 22 and the switch terminal can be well accommodated therein for protection. Function, the card ejecting action is smooth and durable. The ejector rod 22 is prevented from being inserted between the card tray 2 and the terminal assembly 12 by mistake. In addition, the card ejecting module 2 is designed to be located below the card tray, so that the circuit board can be more reasonably arranged, the integration degree is improved, and the miniaturization is facilitated. In addition, a switch triggering part 341 and a card ejecting triggering part 342 are formed on the card tray 3, and cooperate with the card ejecting module 2. At the same time, combined with the design of the positional relationship, the structure layout in the area of the card connector is further compact. , improve the integration, and facilitate miniaturization.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present application. scope.

Claims (12)

1. A card connector, comprising a terminal module and a card ejecting module matched with the terminal module, the terminal module comprising a terminal assembly and a housing assembly matched with the terminal assembly, the terminal assembly comprising an insulator and a fixed with the insulator. A plurality of conductive terminals, the terminal module is provided with a accommodating space and forms a plug-in port, and the card ejecting module is located at the plug-in port position of the terminal module, and is characterized in that it also includes a card holder, the card holder forms a card accommodating space, and the card holder is provided with a card holder. The holder is used for carrying at least one electronic card and then inserted into the accommodating space through the insertion interface. The card holder is formed with a card ejection trigger portion, and the card ejection trigger portion cooperates with the card ejection module. The direction at least partially overlaps with the card-accommodating space. 2 . The card connector according to claim 1 , wherein the card connector further comprises a switch terminal module, a switch trigger part is formed on the card tray, and the switch trigger part cooperates with the switch terminal module. 3 . The switch function is realized by moving the switch, and the switch trigger part at least partially overlaps with the card accommodating space along the up-down direction. 3 . The card connector according to claim 2 , wherein the card tray comprises a frame portion and a metal piece integrally fixed with the frame portion, and the card eject trigger portion and/or the switch trigger portion are made of metal. 4 . The member is extended and formed, and along the up and down direction, the switch trigger part and the card eject trigger part are both located below the card accommodating space. 4 . The card connector according to claim 3 , wherein after the card tray is inserted into the accommodating space, the switch trigger part and/or the card eject trigger part and the card eject module are arranged in an up-down direction. 5 . at least partially overlap. 5 . The card connector of claim 3 , wherein the metal member comprises a fixed portion embedded in the frame portion and a protruding portion protruding from the frame portion, and the card accommodating space is formed by the frame portion and the frame portion. 6 . At least part of the protruding parts are formed together, the switch trigger part and the card eject trigger part are both located at the rear end of the card holder space along the insertion direction of the card holder, and the switch trigger part and the card eject trigger part are spaced apart in the left-right direction A gap is formed between them, and the gap gives way to a part of the structure of the card ejecting module. 6 . The card connector of claim 3 , wherein the switch triggering portion is formed by extending directly backward from a metal piece, and the card ejecting trigger portion is formed by folding the metal piece back and stacking in the up-down direction. 7 . 7 . The card connector of claim 5 , wherein the card ejecting module comprises a metal frame and a card ejecting lever, the ejecting lever is pivotally connected to the metal frame and pushes the ejecting card toward the insertion direction of the card tray. 8 . When one end of the ejector lever is clamped, the ejector lever can rotate with the pivot position with the metal frame as the rotation axis, the other end of the ejector lever moves in the direction of pulling out the card holder, and the other end of the ejector lever is connected to the The ejection trigger part cooperates, and the ejection rod at least partially overlaps with the card accommodating space along the up-down direction. 8 . The card connector of claim 7 , wherein the metal frame comprises a top plate and a bottom plate opposite to the top plate, the ejector rod is pivotally connected between the top plate and the bottom plate, and the switch terminal module It includes a moving terminal, a fixed terminal that cooperates with the moving terminal and an insulating block, the moving terminal is formed by bending a metal frame, the fixed terminal is an independent component and is fixed to the insulating block, and the insulating block is fixed to the top plate and the bottom plate In between, a contact portion is formed at the rear end position of the movable terminal along the insertion direction of the card tray, and the contact portion is matched with the switch trigger portion. 9 . The card connector of claim 8 , wherein the insulating block is at least partially received in the spaced recess. 10 . 10 . The card connector of claim 7 , wherein a rear end position of the metal frame forms a rear end plate, a front end position of the metal frame forms a front end plate, and the card ejection lever is located at the rear end plate. 11 . Between the rear end plate and the front end plate, the rear end plate in the front-rear direction corresponding to the two ends of the ejector rod respectively forms a space opening. The direction protrudes from the opening, the metal frame includes an upper shell and a lower shell, the upper shell forms the top plate, the lower shell forms the bottom plate, and the rear end plate is formed by the upper shell or the lower shell. The rear end position of the shell extends along the vertical direction, the front end plate is formed by extending the front end position of the upper shell or the lower shell along the vertical direction, and the two end positions of the upper shell and the lower shell in the left and right directions are mutually fixed and/or Or the front end positions of the upper and lower casings in the card tray insertion direction are fixed to each other and/or the rear end positions of the upper casing and the lower casing in the card tray insertion direction are fixed to each other. 11 . The card connector according to claim 7 , further comprising a circuit board, the terminal module is fixed on the surface of the circuit board, and the circuit board is recessed downward at the position of the plug-in interface of the terminal module to form a space for vacancy. 12 . , the card ejecting module is accommodated in the vacant space and fixed with the circuit board, or the card ejecting module is accommodated in the vacant space and fixed with the housing assembly, or the card ejecting module is accommodated in the It is integrated with the housing assembly in the above-mentioned vacant space. 12 . The card connector according to claim 7 , wherein welding pieces are formed on both sides of the metal frame along the insertion direction of the card tray, and welding pieces are formed at the front end of the metal frame along the insertion direction of the card tray. 13 . Solder tabs are fixed directly or indirectly to the surface of the circuit board.

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