CN203747075U - A dual card connector and mobile phone - Google Patents

Abstract

The utility model is applicable to the field of communication, and provides a dual-card connector, including a card holder, a card holder with an inner cavity for inserting the card holder, and the card holder includes a card holder main body with an inner cavity and a device. On the main body of the card holder and used to drive the driving mechanism for the ejection of the card tray from the main body of the card holder; the card tray is provided with a first card placement groove and a second card placement groove for use Place the double card, and the first card slot and the second card slot are stacked; the main body of the card holder is provided with solder feet for welding with the circuit board and with the double card. The gold finger on the top touches the connected terminal. The dual-card connector provided by the utility model is provided with a card tray that can hold two cards (Micro-SIM card or Micro-SD card), and the two cards can be stacked at intervals, so that the user can install it at one time. Two cards are provided, which not only facilitates the user to remove and replace the cards, but also reduces the space and area occupied by the card connector.

Description

A dual card connector and mobile phone

technical field

The utility model belongs to the communication field, in particular to a dual-card connector and a mobile phone.

Background technique

At present, more and more mobile phones adopt the structure of non-detachable back cover. SIM card generally adopts Micro-SIM card (small SIM card), and SD card also adopts Micro-SD card (small SD card). Micro-SIM card Or Micro-SD card is usually inserted from the side of the mobile phone. The card holder of the current mobile phone is loaded with one card at a time. For dual cards (such as dual small SIM cards or small SIM cards + small SD cards), separate This method will not only occupy too much space and area, but also is not convenient for users to disassemble and assemble.

Utility model content

The purpose of the utility model is to provide a dual-card connector and a mobile phone, aiming at solving the problems of inconvenient disassembly and excessive space and area occupied by the dual-card in the prior art when the mobile phone is equipped with dual-card.

The utility model is realized in the following way: a dual-card connector, which is used to be welded to the circuit board of the mobile phone, includes a card holder, a card holder with an inner cavity for the card holder to be inserted into, and the card holder includes a The main body of the card holder in the inner cavity and the driving mechanism for driving the card tray to eject from the main body of the card holder provided on the main body of the card holder; A card groove and a second card groove, and the first card groove and the second card groove are stacked at intervals; the main body of the card holder is provided with a circuit board for welding with the mobile phone The solder feet used and the terminals that are in contact with the gold fingers on the dual cards.

Specifically, the card holder is a square frame body with a hollowed out area, and a spacer is protruded from the side wall of the hollowed out area of the square frame body, and the first card placement groove and the second card placement groove The slot is isolated from the spacer, the first card placement groove is located above the spacer, and the second card placement groove is located below the spacer.

Specifically, the spacer is a sheet body with a "concave" cross-section, which has a notch end, and the inner wall of the hollowed-out area of the card holder facing the notch end of the concave spacer is provided with a structure for abutting against and fixing the spacer. Double card shrapnel.

Specifically, the main body of the card holder includes a lower layer of insulating plastic body disposed on the bottom of the card holder, an upper layer disposed on the card holder and fastened with the lower layer of insulating plastic body to cover the card holder The insulating plastic body and the metal shell covering the outer side of the upper insulating plastic body, the welding feet are arranged on the side ends and ends of the lower insulating plastic body and the ends of the upper insulating plastic body; the terminals It is arranged on the bottom wall of the lower layer insulating plastic body and the top wall of the upper layer insulating plastic body, the terminals on the lower layer insulating plastic body and the terminals on the card in the second card slot of the card holder The gold fingers are correspondingly in contact, and the terminals on the upper insulating plastic body are in corresponding contact with the gold fingers on the card in the first card placement groove.

More specifically, an elastic piece is provided on the side end of the metal shell for abutting against and fixing the card holder, and an opening for giving way to the elastic piece is correspondingly provided on the upper insulating plastic body.

More specifically, the drive mechanism includes a crank disposed on the lower insulating plastic body, and a push rod that drives the crank to rotate so that the crank drives the card tray to eject from the inner cavity of the main body of the card holder. .

Specifically, the crank includes a first handle arm, a second handle arm arranged at an angle to the first handle arm, and a pivot joint is provided at the transition connection between the first handle arm and the second handle arm. hole, the corner of the lower insulating plastic body is provided with a pivot that matches the pivot hole; the push rod is arranged at the side end of the lower insulating plastic body, and the first handle arm is One end of the push rod is opposite, the second handle is against one end of the card holder, and the other end of the card holder is provided with a thimble for passing through to push against the other end of the push rod to drive the Cranked thimble hole.

Specifically, the side end of the lower insulating plastic body is provided with a groove for accommodating the push rod.

Specifically, the metal shell is snap-connected to the lower insulating plastic body.

A mobile phone includes a circuit board and the above-mentioned dual-card connector.

The dual-card connector provided by the utility model can accommodate two cards (Micro-SIM card or Micro-SD card) by setting a card tray, and the two cards can be stacked at intervals, and can It is a card seat that accommodates the card tray and can also electrically connect two cards to the circuit board of the mobile phone. When two cards are provided, the two cards can be loaded into the mobile phone at one time and taken out at one time after being put into the card tray, which not only facilitates the user to replace the cards, but also reduces the space and area occupied by the two cards.

The utility model also provides a mobile phone, which includes a circuit board and the above-mentioned dual-card connector electrically connected to the circuit board, so that two cards can be loaded at one time, which not only facilitates the user's operation, but also reduces the The space and area occupied by the card connector.

Description of drawings

Fig. 1 is an exploded view of the dual-card connector provided by the embodiment of the present invention;

Fig. 2 is a three-dimensional schematic diagram of the dual-card connector of Fig. 1;

Fig. 3 is another perspective view of the dual-card connector of Fig. 1;

FIG. 4 is an assembly diagram of the dual card connector of FIG. 1 .

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figures 1 to 4, a dual-card connector provided by the embodiment of the present invention is used to be welded to the circuit board of a mobile phone, and it includes a card tray 1 and a cavity for inserting the card tray 1 The deck includes a deck body 2 with an inner cavity and a driving mechanism 3 that drives the card tray 1 to eject from the deck body 2. The driving mechanism 3 is located on the deck body 2; the tray 1 is provided with a The first card slot 111 and the second card slot 112 for placing dual cards can be used to place dual cards (Micro-SIM card a or Micro-SD card b), and the first card slot 111 and the second slot The card slots 112 are stacked at intervals. Of course, two Micro-SIM cards a or two Micro-SD cards b can be placed in the first card slot 111 and the second card slot 112 respectively. , a Micro-SIM card a and a Micro-SD card b can also be placed respectively, and it only needs to adjust the shapes of the first card placement groove 111 and the second card placement groove 112 properly; the main body of the card holder 2 There are soldering pins 21 for welding with the circuit board of the mobile phone and terminals 22 for contacting with the golden fingers on the double card. The dual-card connector provided by the utility model is provided with a card tray 1 that can simultaneously install two cards, so that the user can simultaneously load two cards into the mobile phone or take them out from the mobile phone at one time, which is convenient and quick Further, since the first card-setting groove 111 and the second card-setting groove 112 are stacked, it can reduce the number of double cards and The volume and area of space occupied by the card connector.

Specifically, the card holder 1 is a square frame body with a hollowed out area 113, and a spacer 12 is protruded from the side wall of the hollowed out area 113 of the square frame body, and the first card slot 111 and the second slot 112 are formed by The spacer 12 is isolated, the first card placement groove 111 is located above the spacer 12 , and the second card placement groove 112 is located below the spacer 12 . Therefore, the Micro-SIM card a or the Micro-SD card b installed in the first card insertion groove 111 and the second card insertion groove 112 can be isolated without interfering with each other.

Further, the spacer 12 is a sheet body with a “concave” cross-section, which has a notch end 121, and the hollowed out area 113 of the card holder 1 faces the inner wall of the notch end 121 of the concave spacer 12. The elastic piece 1121 of fixed double card, more specifically, it is used to buttress the card in the second card groove 112, in the present embodiment, Micro-SIM card a is installed in the first card groove 111, the second The Micro-SD card b is installed in the card slot 112, so the shrapnel 1121 is mainly used to hold against and fix the Micro-SD card b in the second card slot 112 below the spacer 12 to prevent it from falling due to gravity .

Specifically, the card base body 2 includes a lower insulating plastic body 23 disposed on the bottom of the card tray 1 , an upper insulating plastic body 25 disposed on the card tray 1 and fastened with the lower insulating plastic body 23 to cover the card tray 1 And cover the metal shell 24 on the outer side of the upper insulating plastic body 25, the metal shell 24 is snap-fitted with the lower insulating plastic body 23; the welding feet 21 are arranged on the side ends and ends of the lower insulating plastic body 23 and the upper insulating plastic body 25 The end is used for welding with the circuit board of the mobile phone, so that it can be fixed on the circuit board of the mobile phone; the terminal 22 is located on the bottom wall of the lower insulating plastic body 23 and the top wall of the upper insulating plastic body 25, and the lower insulating The terminal 22 on the plastic body 23 is in contact with the golden finger on the Micro-SIM card a or Micro-SD card b in the second card slot 112 of the card tray 1, and the terminal 22 on the upper insulating plastic body 25 is in contact with The gold fingers on the Micro-SIM card a or Micro-SD card b in the first card slot 111 of the card tray 1 are in contact with each other, so that the first card slot 111 and the second slot 112 are in contact with each other. The Micro-SIM card a or the Micro-SD card b can be inserted into the circuit board through the upper insulating plastic body 25 and the lower insulating plastic body 23 respectively.

Further, the side end of the metal shell 24 is provided with an elastic piece 241 for resisting and fixing the card holder 1, specifically, the elastic piece 241 is an elastic arm, and the elastic arm is arranged at a hollow at the side end of the top wall of the metal shell 24 Correspondingly, the side end of the upper layer insulating plastic body 25 is provided with an opening 251 that is located in the elastic member 241, and the elastic member 241 is pressed against the side end of the card holder 1, so that the card holder 1 is fastened to the main body 2 of the holder. Inside.

Further, the driving mechanism 3 includes a crank 31 arranged on the lower insulating plastic body 23 , and a push rod 32 for driving the crank 31 to rotate so that the crank 31 drives the card tray 1 to eject from the inner cavity of the card holder body 2 . The crank 31 is driven to rotate by the push rod 32 , so that the crank 31 is pushed against the card tray 1 to eject it from the card holder main body 2 .

Further, the crank 31 includes a first handle arm 311, a second handle arm 312 arranged at an angle with the first handle arm 311, and a pivot hole 33 is provided at the transition connection between the first handle arm 311 and the second handle arm 312 The corner of the lower insulating plastic body 23 is provided with a pivot 231 matching the pivot hole 33. After the crank 31 is installed on the pivot 231, it can rotate around the pivot 231; the push rod 32 is arranged on the lower insulating At the side end of the plastic body 23, the first handle 311 is opposite to one end of the push rod 32, the second handle 312 is against one end of the card holder 1, and the other end of the card holder 1 is provided with a thimble (not shown in the figure). (shown) push against the other end of the push rod 32 to drive the thimble hole 114 of the crank 31 to rotate, that is, press the push rod 32 through the thimble, the push rod 32 will push forward, and then the push rod 32 will abut against the first handle arm 311 , the crank 31 rotates, thereby driving the second handle arm 312 to rotate, the second handle arm 312 will push against the card tray 1, and the card tray 1 will be ejected.

Further, the side end of the lower insulating plastic body 23 is provided with a groove 232 for accommodating the push rod 32. When the push rod 32 is pushed by the thimble, the push rod 32 can slide along the groove 232, thereby abutting against the first crank 31. A handle arm 311.

The utility model also provides a mobile phone, which includes a circuit board and the above-mentioned dual-card connector electrically connected to the circuit board, so that two cards can be loaded at one time, which not only facilitates the user's operation, but also reduces the The space and area occupied by Cato 1.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements or improvements made within the spirit and principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (10)

1. A dual-card connector for welding to the circuit board of a mobile phone, characterized in that: it comprises a card holder, a card seat with an inner chamber for the card holder to be inserted, and the card holder includes a card holder with an inner cavity The main body of the card holder and the drive mechanism provided on the main body of the card holder for driving the card tray to eject from the main body of the card holder; the card tray is provided with a first card recess for placing double cards slot and the second card slot, and the first slot and the second slot are stacked at intervals; the main body of the card holder is provided with a circuit board for welding with the mobile phone Welding pins and terminals in contact with the gold fingers on the dual cards. 2. The dual-card connector according to claim 1, wherein the card holder is a square frame body with a hollow area, and a spacer is protruded from the side wall of the hollow area of the square frame body, so that The first card-setting groove and the second card-setting groove are separated by the spacer, the first card-setting groove is located on the spacer, and the second card-setting groove is located on the under the spacer. 3. The dual-card connector according to claim 2, wherein the spacer is a sheet body with a "concave" cross-section, which has a notch end, and the hollow area of the card tray faces the concave The inner wall of the notch end of the shaped spacer is provided with elastic pieces for abutting against and fixing the double cards. 4. The dual-card connector according to claim 1, wherein the main body of the card holder comprises a lower insulating plastic body disposed on the bottom of the card holder, disposed on the card holder and connected to the lower layer The insulating plastic body is fastened so as to cover the upper insulating plastic body covered by the card holder and the metal shell covering the outer side of the upper insulating plastic body, and the welding feet are arranged on the side and ends of the lower insulating plastic body part and the end of the upper insulating plastic body; the terminals are arranged on the bottom wall of the lower insulating plastic body and the top wall of the upper insulating plastic body, and the terminals on the lower insulating plastic body are connected to the The gold fingers on the card in the second card placement groove of the card tray are in contact with each other, and the terminals on the upper insulating plastic body are in contact with the gold fingers on the card in the first card placement groove. 5. The dual-card connector according to claim 4, characterized in that: the side end of the metal shell is provided with an elastic member for abutting and fixing the card holder, and the upper insulating plastic body is correspondingly provided with a let located at the opening of the elastic. 6. The dual-card connector according to claim 4, wherein the driving mechanism includes a crank disposed on the lower insulating plastic body, and the crank is driven to rotate so that the crank drives the card holder A push rod ejected from the inner cavity of the cartridge body. 7. The dual-card connector according to claim 6, wherein the crank includes a first handle arm and a second handle arm arranged at an angle with the first handle arm, and the first handle arm A pivot hole is provided at the transition connection with the second handle arm, and a pivot shaft matching the pivot hole is provided at a corner of the lower insulating plastic body; the push rod is arranged on the lower insulating plastic body. The side end of the plastic body, the first handle arm is opposite to one end of the push rod, the second handle arm is against one end of the card holder, and the other end of the card holder is provided with a The thimble is a thimble hole that abuts against the other end of the push rod to drive the crank to rotate. 8 . The dual-card connector according to claim 6 , wherein a groove for accommodating the push rod is provided at a side end of the lower insulating plastic body. 9 . The dual-card connector according to claim 4 , wherein the metal shell is snap-connected to the lower insulating plastic body. 10 . 10. A mobile phone comprising a circuit board, characterized in that it further comprises the dual card connector according to any one of claims 1-9 electrically connected to the circuit board.