CN201054444Y - Multi-in-one card connector - Google Patents

Abstract

The utility model discloses an integrated card connector, which is used for storing at least two different types of electronic cards. The card connector comprises a terminal module which is provided with a plurality of first conducting terminals, an insulating body for storing a plurality of second conducting terminals, a shielding shell covering on the insulating body and a card storing space formed of the insulating body and the shielding shell; wherein, the terminal module is provided with a major board part, and each first conducting terminal arranged on the major board part concavely extends into the card storing space; the insulating body includes a base part and a stretching body extending from the two ends of the base part; the shielding shell comprises a major part and a plurality of side walls extending from the major part; the front end of the major board part of the terminal module is provided with a locking groove, and the front end of the major part of the shielding shell is provided with a locking sheet corresponding to the locking groove; the locking sheet buckled in the locking groove helps the terminal module assemble with the insulating body. The assembling approach is easy and convenient, and can prevent the conducting terminal being scraped.

Description

All-in-one card connector

【Technical field】

The utility model relates to an electronic card connector, in particular to an all-in-one electronic card connector capable of inserting different electronic cards.

【Background technique】

Since the advent of flash memory, due to its attractive features such as powerful computing functions, fast speed, high expandability, and high storage density, and because flash memory has many of the above functions and characteristics, relevant businesses have developed various types of electronic devices using flash memory. Cards, such as MMC cards, SD cards, MS cards, CF cards, XD cards and other electronic cards. Many digital consumer products, such as mobile phones, digital cameras, digital cameras, and PDAs, have become more and more dependent on such electronic cards; Storage density and transmission speed have grown by leaps and bounds, so that electronic cards will be used in notebook computers, desktop computers, and automotive electronics products, directly replacing traditional storage media such as hard disks. Due to the rapid development of electronic cards, the corresponding card connectors are also increasing in demand.

A general card connector includes an insulating body for accommodating a number of conductive terminals and a shielding shell installed on the insulating body. The insulating body and the shielding shell are jointly constructed to accommodate electronic cards. The purpose of electrical contact between the card and the card connector. Due to the different specifications of various electronic cards, their appearance sizes and shapes are also different, so that electronic cards of different specifications must be plugged into specific card connectors that match their appearance, so as to realize the connection between the electronic card and the card connector. Electrical conduction. Therefore, it is necessary to arrange various types of card connectors on the circuit board to achieve the purpose of matching with different electronic cards. However, this way increases the space occupied by the card connector on the main board, which in turn increases the size of the electronic device, which is not conducive to the miniaturization of the electronic device.

Therefore, some people in the industry have designed an all-in-one card connector that can be plugged with a variety of electronic cards of different specifications, which occupies less space and is more convenient to use. For related prior art, please refer to the fifth figure of Chinese Utility Model Announcement No. 2687868. The all-in-one card connector disclosed mainly includes a shielding shell 1, an insulating body 2 and a terminal module 3, wherein the insulating The top wall 23 of the body 2 is provided with a "convex"-shaped first holding groove 2323 and a second holding groove 2324, and the mounting parts of the longer first conductive terminals 32 placed on the terminal module 3 are respectively fixed on the first card. In the holding groove 2323 and the second holding groove 2324, the mounting part of the shorter second conductive terminal 33 is fixed in the first holding groove 2323, and the first conductive terminal 32 and the second conductive terminal are connected through these holding grooves. 33 is fixed in the top wall 23 of the insulating housing 2 .

However, when this all-in-one card connector is assembled, since the first conductive terminal 32 contained in the terminal module 3 is longer than the second conductive terminal 33, the first conductive terminal 32 passes through the first locking groove 2323 first, Further inserting the terminal module 3 , the first conductive terminal 32 passes through the second locking slot 2324 at the front end of the first locking slot 2323 , and the second conductive terminal 33 passes through the first locking slot 2323 . Since the conductive terminal is relatively thin and the first conductive terminal 32 is longer in this embodiment, and the first conductive terminal 32 needs to pass through the first holding groove 2323 and the second holding groove 2324 in turn, it is easy to cause the first conductive terminal 32 is broken during the insertion process; in addition, the actual operation is cumbersome to insert these conductive terminals into the "convex"-shaped holding grooves provided on the top wall of the insulating body 2, and the top of the insulating body needs to be installed These clamping grooves increase the difficulty of mold making.

【Content of utility model】

The technical problem to be solved by the utility model is to provide an all-in-one card connector with a simple assembly method of the terminal module, the shielding shell and the insulating body. When assembling, it is not necessary to insert the conductive terminal into the upper wall of the insulating body to avoid the assembly of the conductive terminal. damaged when.

In order to solve the above technical problems, the utility model adopts the following technical solution: an all-in-one card connector for accommodating at least two different electronic cards, which includes a terminal module equipped with a plurality of first conductive terminals, accommodating a plurality of The insulating body of the second conductive terminal, the shielding case covering the insulating body, and the card receiving space formed by the insulating body and the shielding case, wherein the terminal module is provided with a main board part, and the first conductive terminal is installed on the main board part up and protruding into the receiving space; the insulating body includes a base and extensions extending from both ends of the base; the shielding housing includes a main body and a number of side walls formed by bending and extending from the main body; the front end of the main board of the terminal module A buckle slot is provided, and the front end of the main body of the shielding housing is provided with a buckle piece corresponding to the buckle slot.

Compared with the prior art, the all-in-one card connector of the utility model sets the terminal module in the insulating body through the buckle slot provided on the terminal module and the buckle piece provided on the shielding shell correspondingly buckle, and The structure is simple and the assembly is convenient, and the mold manufacturing is simple.

【Description of drawings】

FIG. 1 is a three-dimensional exploded view of the all-in-one card connector of the present invention.

2 is a perspective view of the all-in-one card connector terminal module and the shielding case of the present invention.

FIG. 3 is an assembly diagram of the all-in-one card connector terminal module and the shielding case of the present invention.

FIG. 4 is a perspective view of the all-in-one card connector of the present invention.

【Detailed ways】

Hereinafter, a specific implementation manner of the all-in-one card connector 100 of the present invention will be described in detail with reference to FIGS. 1 to 4 . The all-in-one card connector 100 of the present invention is used to accommodate more than two types of electronic cards, which mainly includes a shielding case 1, a terminal module 2 assembled on the shielding case 1, an insulating body 3, and an insulating body 3 A number of second conductive terminals 5 inside, a card accommodating space 6 for accommodating different electronic cards constructed by the shielding shell 1 and an insulating body 2, and a first card ejection mechanism 4 and a second ejection mechanism for withdrawing different electronic cards respectively. Card mechanism 4'.

Please refer to Fig. 1 and Fig. 2, the shielding shell 1 includes a main body 10, a number of side walls 11 formed by bending and extending from the main body 10, and solder feet for welding the shielding shell 1 to a circuit board. 12. Wings 14 , 15 bent and extended downward from the front and rear of the main body 10 , and a pair of containing portions 16 bent and extended from the rear of the main body 10 (shown in FIG. 2 ). An opening 102 is formed at the center of the main body 10, and a pair of buckle pieces 103 protruding into the opening 102 are formed by bending from the front end of the opening 102 into the receiving space 7 and extending horizontally along the electronic card insertion direction. A protruding piece 105 is disposed between the pair of locking pieces 103 , and a pair of elastic pieces 104 are provided in front of the corresponding locking piece 103 and are recessed in the facing receiving space 6 for further pressing and attaching the electronic card. Located at the rear side of the opening 102 and adjacent to the side wall of the shielding housing 1, a rectangular card 101 is formed by bending and extending vertically from the main body 10 into the receiving space 6, a number of side walls 11 and soldering leg parts 12 Positioning holes 110 and 120 are respectively provided.

Please continue to refer to Fig. 1 and shown in Fig. 2, terminal module 2 mainly comprises a mainboard part 20 and some first conductive terminals 21 fixed in this mainboard part 20, and these conductive terminals are connected with SD card (Secure DigitalMemory Card) or MMC The card (Multi Media Card) is correspondingly contacted to achieve the purpose of signal transmission, wherein the first conductive terminals 21 (shown in FIG. 2 ) include a contact portion 210 protruding into the card receiving space 6 and correspondingly contacting the electronic card. The mounting portion (not numbered) inside the main board portion 20 and the welding portion 211 extending from the mounting portion to the outside of the main board portion 20 are arranged in a transverse direction for soldering with the circuit board.

The main board part 20 of the terminal module 2 is roughly a rectangle, which mainly includes a terminal receiving through hole 201 for receiving the contact part 210 of a plurality of first conductive terminals 21, and a first terminal located at the front end of the terminal receiving through hole 201 for guiding the insertion of the electronic card. The first guiding block 203 includes a guiding slope 2031 and a positioning surface 2030 extending horizontally from the guiding slope 2031 . The front ends of the guide blocks 203 are provided with buckle grooves 202 corresponding to the buckle pieces 103 of the aforementioned shielding case 1, and between the pair of buckle grooves 202 and on the opposite side thereof are provided a locking groove 202 for the shielding case 1. The recessed portion 208 (shown in FIG. 1 ) that the tab 105 engages. A receiving groove 209 is provided behind the terminal receiving through hole 201, and a plurality of second guide blocks 2090 are formed at the front edge of the receiving groove 209, and the guide blocks 2090 respectively include guiding slopes 2091 and horizontally extending from the guiding slopes 2091 A guide plane (not numbered) is formed. A protruding portion 206 is formed extending from a front end of the main board portion 20 , and positioning posts 207 , 204 protrude correspondingly from both sides of the protruding portion 206 and the rear end of the main board portion 20 . A slit 205 corresponding to the rectangular card 101 provided on the main body portion 10 of the shielding case 1 is provided at one side edge of the main board portion 20 .

Please refer to FIG. 1, the insulating body 3 includes a base 30 through which a plurality of second conductive terminals 5 pass and a pair of extensions 31 extending from both ends of the base 30 along the direction in which the electronic card is pulled out, wherein each extension 31 A slot 311 and 311' are respectively provided, and a pair of fixing slots 314 and 315 corresponding to the wings 14, 15 of the aforementioned shielding case 1 are respectively provided in front and rear of the slot 311, 311'. Horizontally extending pillars 312, 312' are arranged behind 311' respectively. A pair of positioning holes 301 are formed at both ends of the base 30 corresponding to the positioning posts 204 of the terminal module 2, and a positioning hole 313 corresponding to the positioning posts 207 is provided in front of the slot 311'. The second conductive terminal 5 includes a welding part (not shown) for welding with a circuit board, a mounting part (not numbered) held in the aforementioned base part 30, and a contact part (not numbered) for contacting an electronic card. The front end of the contact portion correspondingly protrudes into the receiving groove 209 provided in the terminal module 2 .

Please continue to refer to FIG. 1, the first card ejection mechanism 4 is correspondingly installed in the slot 311 provided on the insulating body 3; the second card ejection mechanism 4' is correspondingly installed in the slot 311'. Wherein the first card ejecting mechanism 4 comprises a slider 40, a locking device 43 assembled in the slider, an elastic component 41 and a pulley (not shown) in a heart-shaped groove (not shown) on the outside of the slider 40 , wherein one end of the elastic component 41 is placed on the rear end of the slider 40, and the other end is fixed on the cylinder 312 provided by the insulating body 1, and the pulley slides in the heart-shaped groove corresponding to the insertion and removal of the SD card or the MMC card; the second The second card ejection mechanism 4' includes a slider 40', a pulley 42 assembled in a heart-shaped groove (not shown) provided on the slider 40', and an elastic component 41', wherein one end of the elastic component 41' is assembled on the slider 40' rear end, the other end is fixed on the cylinder 312' provided by the insulating body 1, and the pulley 42 slides in the heart-shaped groove on the outer wall of the slider 40' corresponding to the MS card (Memory Stick Card) insertion and extraction, because the The working principle of the card-returning mechanism is the same as that of the prior art and is not the focus of creation of the present utility model, so it will not be described in detail here.

Please refer to Figure 3, when assembling the terminal module 2 on the insulating body 1, the terminal module 2 is inserted into the shielding housing 1 after being inclined at an angle along the direction A shown in the figure, so that the buckle groove located at the front end of the terminal module 2 202 just fits correspondingly with the buckle piece 103 provided on the shielding shell 1, and at the same time, the concave portion 208 on the opposite side of the buckle groove 202 and the convex piece 105 provided between the buckle piece 103 cooperate and hold (as shown in FIG. 4 ), Afterwards, the rear end of the terminal module 2 is pressed down, so that the card 101 on the shielding case 1 passes through the slit 205 provided by the terminal module 2, and then the terminal module 2 is fixed in the space defined by several side walls of the shielding case 1 In this way, the main board part 20 of the terminal module 2 is closely attached to the main body part 10 of the shielding case 1 .

Please refer to Figures 1 to 5, when assembling, first assemble the first card ejection mechanism 4 and the second card ejection mechanism 4' into the slots 311 and 311' of the two extensions 31 of the insulating body 3, respectively. After the assembly is completed, the rear end of the elastic component 41 of the first card ejecting mechanism 4 passes through the cylinder 312 on the insulating body 3, and one end of the cam (not shown) on it is located in the heart-shaped groove (not labeled) thereon, The other end is fixed in the slit (not labeled) at the front end of the slot 311; similarly, the rear end of the elastic component 41' of the second card ejection mechanism 4' passes through the cylinder 312' inside the insulating body 3, and one end of the cam 42 is located on it. The outer heart-shaped groove (not labeled), the other end is fixed in the slit (not shown) at the front end of the 311' of the groove.

Furthermore, the combined structure of the shielding case 1 and the terminal module 2 (shown in FIG. 3 ) is moved above the assembled insulating body 3 , and the combined structure is aligned from top to bottom along the direction shown in the fifth figure B. It is placed directly above the insulating body 3, so that the positioning columns 204, 207 of the terminal module 2 are inserted into the positioning holes 301, 313 of the insulating body 3, and the wings 14, 15 on both sides of the shielding housing 1 are correspondingly inserted into the positioning holes 301, 313 of the insulating body 3. In several fixing grooves 314, 315 on the extension body 31, it is further pressed down, and the front end of the second terminal 5 correspondingly protrudes into the receiving groove 209 provided by the terminal module 2 to prevent the electronic card from touching the second conductor when it is inserted. The front end of the terminal 5 is damaged, and at the same time, the positioning holes 110, 120 provided by the side walls 11 and the welding leg 12 of the housing 1 are covered and correspondingly buckled with the protrusions 310 on the insulating body, forming a structure capable of accommodating different electronic cards. The card accommodating space 6, through the above assembly method, fix and assemble the shielding case 1 and the terminal module 2 on the insulating body 3, and form the all-in-one card connector 100 as shown in FIG. 5 .

Compared with the existing all-in-one card connector, the all-in-one card connector 100 of the present utility model first assembles the terminal module 2 on the shielding case 1, and then presses the combined structure of the two from top to bottom Assembled on the insulating body 3, this assembly method is more convenient, and a number of first conductive terminals 21 are directly fixed in the terminal module 2, and these first conductive terminals 21 are fixed on the shielding shell 1 through the terminal module 2, avoiding The conductive terminals in the prior art are fixed by insertion, so that the conductive terminals are broken. In addition, the multi-in-one card connector 100 of the present utility model accommodates the front end of the second conductive terminal 5 in the receiving groove 209 provided on the terminal module 2. When the electronic card is inserted, the second terminal provided on the front end The guide block 2090 guides the electronic card to be stably inserted, and prevents the second conductive terminal 5 from being damaged when the electronic card is inserted. The front end of the receiving through hole 201 of the terminal module 2 is provided with a first guide block 203, and the guide slope 2031 and the guide plane 2030 provided by the first guide block 203 can also guide the stable insertion of the electronic card, thereby avoiding the electronic card. The conductive terminals are damaged when the card is inserted. And the first card ejecting mechanism 4 is provided with a locking device 43, which can fix the electronic card in the card receiving space 6, after preventing the electronic card from being inserted into the receiving space, due to the rocking of the multi-in-one card connector 100, it will not be received from the card. Falling off in space 6.

Claims (7)

1. All-in-One card connector, be used to accommodate at least two kinds of different electronic cards, it comprises terminal module, the insulating body that contains some second conducting terminals that is installed on some first conducting terminals, the card receiving space that is covered in the shielding casing on the insulating body and is made of insulating body and shielding casing, wherein terminal module is provided with a main board portion, and first conducting terminal is installed on this main board portion and protruded in the receiving space; Insulating body comprises a base portion and the ennation that extends to form from the base portion two ends; Shielding casing comprises some sidewalls that main part and the bending of autonomous body extend to form; It is characterized in that: the main board portion front end of terminal module is provided with buckle slot, and the main part front end of shielding casing is provided with the buckling piece that corresponding button with this buckle slot is held.

2. All-in-One card connector as claimed in claim 1 is characterized in that: the main board portion of described terminal module is provided with a depressed part, and the main part of shielding casing is provided with and the corresponding lug of this depressed part.

3. All-in-One card connector as claimed in claim 2 is characterized in that: described main board portion is provided with some reference columns, and insulating body is provided with the location hole with these reference column corresponding matching.

4. All-in-One card connector as claimed in claim 3 is characterized in that: main part one side of described shielding casing is provided with a card, and terminal module is provided with the slit with the corresponding fixing of this card.

5. All-in-One card connector as claimed in claim 1 is characterized in that: described shielding casing further comprises the alar part that some autonomous body bendings extend to form, and insulating body is provided with corresponding fixing holddown groove with these alar parts.

6. All-in-One card connector as claimed in claim 1 is characterized in that: the described main board portion and the first conducting terminal front end corresponding position are provided with some guiding blocks that first conducting terminal was inserted and prevented to damage when electronic cards from inserting to electronic cards that are used to guide.

7. All-in-One card connector as claimed in claim 1 is characterized in that: described terminal module is provided with the accepting groove that is used to accommodate the second conducting terminal front end.

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