CN200983435Y - Memory card connector with detection function - Google Patents

Abstract

The utility model discloses a memory card connector with examine and examine function, include: the device comprises an insulating body, a plurality of conductive terminals accommodated in the insulating body and a detection mechanism. The detecting mechanism comprises a first identifying terminal and a second identifying terminal which are fixedly arranged in an insulating body, wherein the first identifying terminal comprises a first fixing part, a second welding part connected with the first fixing part, an elastic bending arm and a first contact end connected with the elastic bending arm, the elastic bending arm is provided with a pressing part positioned at the highest point, the second identifying terminal comprises a second fixing part, a second contact end connected with the second fixing part and a third contact end, the first contact end is positioned above the second contact end, when an external memory card is inserted into the memory card connector with the detecting function, the pressing part of the first identifying terminal is downwards extruded to drive the first contact end to be abutted against the second contact end of the second identifying terminal, and therefore, an identifying signal is provided to detect that the memory card is inserted.

Description

Memory card connector with detection function

Technical field

The utility model relates to a memory card connector, in particular to a memory card connector with detection function.

Background technique

With the rapid development of calculators and electronic technology, such as digital cameras, digital video cameras, mobile phones and other electronic products are widely used in people's work and daily life. Various memory cards are used in the above-mentioned products, and various memory card connectors must be used when using these memory cards.

Memory cards usually contain a terminal array for connection to an external card reading system. The memory card connector generally includes an insulating body and a plurality of elastic contact terminals arranged in the insulating body. When the memory card is inserted into the memory card connector, the contact terminals of the connector interfere with the terminal array of the memory card, thereby realizing electrical conduction between the two.

When people use the above-mentioned electronic products, since the products usually do not provide the memory card detection function, it is easy to cause the digital device to fail to work due to forgetting to insert the memory card.

Utility model content

The purpose of the utility model is to provide a memory card connector with a detection function for the defects of the above-mentioned prior art, which can be used to detect whether the memory card is inserted.

In order to achieve the above purpose, the memory card connector with detection function includes: an insulating body with a number of terminal slots inside; a number of conductive terminals accommodated in the corresponding terminal slots; and a detection mechanism, the detection mechanism includes a The first identification terminal and the second identification terminal in the insulating body. The first identification terminal includes a first holding part, a second welding part connected to the first holding part, an elastic bending arm, and a first connecting part connected to the elastic bending arm. The contact end, wherein the elastic bending arm has a pressing portion at the highest point, the second identification terminal includes a second holding portion, a second contact end and a third welding portion connected to the second holding portion, wherein the first contact end Located above the second contact end, when the external memory card is inserted into the memory card connector with detection function, the pressing part of the first identification terminal is pressed downward to drive the first contact end and the second identification terminal of the second identification terminal. The two contact ends are butted against each other.

As mentioned above, when an external memory card is inserted into the memory card connector with a detection function, the memory card presses down against the pressing portion of the first identification terminal, causing the elastic bending arm to deform, thereby driving the first contact terminal It abuts against the second contact end of the second identification terminal downwards, conducts the external circuit connected with the first and second identification terminals, and provides an identification signal to detect that the memory card has been inserted. When the memory card is pulled out of the memory card connector with detection function, the first identification terminal returns to its original state, and its first contact end is separated from the second contact end of the second identification terminal, so that the identification signal is interrupted, so that the identification signal can be interrupted. It is detected whether the memory card has been inserted into the memory card connector of the utility model with detection function.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

FIG. 1 is an exploded view of the memory card connector with detection function of the present invention.

FIG. 2 is a perspective view of the insulation body of the memory card connector with detection function of the present invention.

FIG. 3 is another perspective view of the insulation body of the memory card connector with detection function of the present invention.

FIG. 4 is a three-dimensional exploded view of the detection mechanism of the memory card connector with the detection function of the present invention.

FIG. 5 is a perspective view of the memory card connector with detection function and the detection mechanism assembled in the insulating body of the present invention.

FIG. 6 is another perspective view of the memory card connector with detection function and the detection mechanism assembled in the insulating body of the present invention.

FIG. 7 is a perspective view of the memory card connector with detection function of the present invention.

8 is a schematic diagram of an external memory card inserted into the memory card connector with detection function of the present invention.

Fig. 9 is a sectional view along line IX-IX in Fig. 8 .

The reference numerals of each element in the figure are explained as follows:

Memory card connector with detection function 1

Conductive terminal 10 base 11

The first welding part 12 Elastic arm 13

Elastic contact part 14 Insulation body 20

rear end wall 21 first side wall 22a

Second side wall 22b Limiting block 221

Storage slot 222 Vertical installation slot 223

Stop Wall 224 Extension Slot 225

Opening 226 Terminal Slot 23

Metal Case 30 Top Plate 31

Baffle 32 Side panels 33

Limiting hole 331 Detecting mechanism 40

The first identification terminal 41 The first horizontal installation part 411

Extension part 412 Second welding part 413

Elastic bending arm 414 Pressing part 415

Connecting arm 416 First contact end 417

The first protrusion 418 The second identification terminal 45

Vertical installation part 451 The third welding part 452

The second horizontal installation part 453 Elastic bending arm 454

Second contact end 455 Second protrusion 456

memory card 50

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following examples are given and described in detail in conjunction with the drawings.

The memory card connector 1 with detection function of the present utility model includes an insulating body 20, a plurality of conductive terminals 10 accommodated in the insulating body 20, a metal shell 30 buckled outside the insulating body 20, and a detection device accommodated in the insulating body 20. Known institutions40.

Referring to FIGS. 1 to 3 , the insulating body 20 has a rear end wall 21 , a first side wall 22 a and a second side wall 22 b. Between the first side wall 22a and the second side wall 22b, the insulating body 20 defines a plurality of terminal slots 23 running through front and back and parallel to each other. The front ends of the terminal slots 23 penetrate the insulating body 20 upwards. The outer sides of the first and second side walls 22 a , 22 b protrude outward from substantially the middle to define a limiting block 221 . Please refer to FIG. 9 , the insulating body 20 is provided with a receiving groove 222 between the terminal groove 23 near the first side wall 22a and the first side wall 22a. In communication, the accommodating groove 222 runs through the rear end wall 21 backwards, and its rear end penetrates downwards through the insulating body 20 to form an extension groove 225 . The insulating body 20 defines a vertical mounting slot 223 at the rear of the top surface of the first side wall 22 a . The front portion of the vertical mounting slot 223 extends inwardly and communicates with the outer rear end of the receiving slot 222 . The vertical mounting slot 223 extends downwards to close to the bottom of the first side wall 22 a , and the rear portion of the vertical mounting slot 223 extends downwards through the bottom of the first side wall 22 a to form an opening 226 . In a specific implementation, the detecting mechanism 40 can also be symmetrically arranged at both ends of the insulating body 20 or at one end of the second side wall 22b.

Please refer to FIG. 1 again. The conductive terminal 10 has a substantially elongated and horizontal base 11. The front end of the base 11 is bent downwards and extends forward to form a first soldering portion 12. The rear end of the base 11 is bent upwards and extends to form a The elastic arm 13 , the end of the elastic arm 13 is bent upwards and extended, and then bent downwards to form an elastic contact portion 14 which is roughly n-shaped.

Please refer to FIG. 4 , the detection mechanism 40 of the memory card connector 1 with detection function of the present invention includes a first identification terminal 41 and a second identification terminal 45 . Wherein, the first identification terminal 41 has a first horizontal installation part 411 as a first holding part, and the first horizontal installation part 411 protrudes from both sides to form first protrusions 418, and is bent downward at the rear end to form a The extension part 412, the extension part 412 is bent forward to form the second welding part 413; the front end of the first horizontal mounting part 411 is bent upwards and extended, and then bent downwards to form an elastic bending arm 414, the elastic bending arm 414 The bending arm 414 has a pressing portion 415 at the highest point. The front end of the elastic bending arm 414 extends downwards and bends backwards to form a connecting arm 416 . The connecting arm 416 extends backwards to form a first contact end 417 .

The second identification terminal 45 has a plate-shaped vertical installation part 451, and the two sides of the vertical installation part 451 respectively protrude to form second protrusions 456, and the rear part of the bottom end of the vertical installation part 451 extends downward and bends outward. A third welding portion 452 is formed. The middle part of the bottom end of the vertical mounting portion 451 is bent inwardly and extends longitudinally forward to form a second horizontal mounting portion 453 in the shape of an elongated plate. The second horizontal mounting portion 453 and The vertical mounting parts 451 together constitute the second holding part. The front end of the second horizontal mounting part 453 is bent upwards and then extended horizontally, and then bent upwards to form an elastic bending arm 454. The end of the elastic bending arm 454 extends substantially horizontally. A second contact terminal 455 is formed.

1, the metal casing 30 has a top plate 31, the front end of the top plate 31 is bent downward to form a baffle 32, the left and right sides of the top plate 31 are respectively bent downwards and extended to form two side plates 33, and each side plate 33 is approximately A limiting hole 331 is defined in the middle to engage with the limiting blocks 221 on both sides of the insulating body 20 .

Please refer to Fig. 5 to Fig. 7, when the memory card connector 1 with detection function of the present invention is assembled, first, the plurality of conductive terminals 10 are correspondingly accommodated in the receiving groove 23 of the insulating body 20, wherein the first conductive terminals 10 The welding portion 12 protrudes below the front end of the insulating body 20 for soldering to an external circuit board (not shown in the figure), and the elastic contact portion 14 of the conductive terminal 10 protrudes upwards to the outside at the front end of the corresponding terminal groove 23 . Referring to FIG. 9 again, the first identification terminal 41 is accommodated in the receiving groove 222 of the insulating body 20, wherein the first horizontal mounting portion 411 of the first identification terminal 41 is held in the receiving groove 222 by the first protrusion 418. The extension part 412 is correspondingly accommodated in the extension slot 225 of the insulating body 20, the second welding part 413 is located under the insulating body 20 for soldering to an external circuit board, and the pressing part 415 protrudes upward from the receiving groove 222. The pressing part 415 and The elastic contact portions 14 of the conductive terminals 10 are substantially located on the same horizontal plane. The plate-shaped vertical mounting part 451 of the second identification terminal 45 is held in the vertical mounting groove 223 of the insulating body 20 through the second protrusion 456, and the third welding part 452 protrudes from the opening 226 of the vertical mounting groove 223. to the outside of the bottom of the insulating body 20 . The second horizontal mounting portion 453 is accommodated at the bottom of the receiving groove 222 of the insulating body 20 and contacts the bottom wall thereof, and the second contact end 455 is located below the first contact end 417 of the first identification terminal 41 . Afterwards, fasten the metal shell 30 and the insulating body 20, wherein the baffle plate 32 of the metal shell 30 stops at the front end of the insulating body 20, and the limit blocks 221 at both ends of the insulating body 20 are engaged with the side plates 33 of the metal shell 30. The limit hole 331 is used to achieve fastening between the metal shell 30 and the insulating body 20 .

Please refer to FIG. 8 and FIG. 9, which are schematic diagrams of the use of the memory card connector 1 with the detection function of the present invention. When the external memory card 50 is inserted in the memory card connector 1 with the detection function of the present invention, the memory The terminal module (not shown) of the card 50' pushes downwards to contact the conductive terminals 10 of the memory card connector 1 with detection function of the present invention, so as to achieve electrical conduction therebetween. At the same time, the memory card 50 presses down on the pressing portion 415 of the first identification terminal 41, and the elastic bending arm 414 is elastically deformed, thereby driving the first contact end 417 of the first identification terminal 41 to contact the second identification terminal 45 downward. The second contact end 455 of the second contact terminal 455 is elastically abutted to achieve electrical conduction, and an external circuit (not shown) connected to the first and second identification terminals 41, 45 provides an identification signal to detect that the memory card 50 has been inserted. . When the memory card 50 was pulled out of the memory card connector 1 with detection function of the utility model, the first identification terminal 41 was restored to its original state, so that its first contact end 417 was in phase with the second contact end 455 of the second identification terminal 45 The separation causes the electrical signal to be interrupted, and the interrupt signal can also be used to detect that the memory card 50 has been pulled out of the memory card connector 1 with the detection function of the present invention.

As mentioned above, when the memory card 50 is inserted into the memory card connector 1 with detection function, the first contact end 417 of the first identification terminal 41 abuts against the second contact end 455 of the second identification terminal 45, thereby An identification signal is provided to detect that the memory card 50 has been inserted.

Claims (9)

1. A memory card connector with a detection function, comprising: an insulating body and a plurality of conductive terminals, a plurality of terminal grooves are provided inside the insulating body, and the conductive terminals are accommodated in corresponding terminal grooves, and it is characterized in that: The memory card connector with known function also includes a detection mechanism, the detection mechanism includes a first identification terminal and a second identification terminal fixed in the insulating body, the first identification terminal includes a first holding part, connected to the first The second welding part of the holding part, the elastic bending arm and the first contact end connected to the elastic bending arm, wherein the elastic bending arm has a pressing part at the highest point, the second identification terminal includes a second holding part and Connected to the second contact end and the third welding portion of the second holding part, wherein the first contact end is located above the second contact end, when the external memory card is inserted into the memory card connector with detection function, the first identification terminal The pressing portion of the first contact end is pressed downward to drive the first contact end to abut against the second contact end of the second identification terminal. 2. The memory card connector with detection function according to claim 1, characterized in that: the first identification terminal has a first horizontal installation portion as the first holding portion, and the first horizontal installation portion The rear end is bent downward to form an extension part, and the extension part is bent forward to form the second welding part, and the front end of the first horizontal installation part is bent upward and extended to form the elastic A bending arm, the elastic bending arm has the pressing portion at the highest point, the front end of the elastic bending arm extends downwards and bends backwards to form a connecting arm, and the connecting arm extends backwards to form the first One contact end. 3. The memory card connector with detection function as claimed in patent claim 2, wherein the first horizontal mounting portion protrudes from both sides to form first thorns. 4. The memory card connector with detection function as claimed in patent claim 1, characterized in that: the second identification terminal has a plate-shaped vertical installation part, and the bottom rear part of the vertical installation part extends downwards and Bending outward to form a third welding part, the middle part of the bottom end of the vertical mounting part is bent inward and extends longitudinally forward to form a second horizontal mounting part in the form of a slender plate, the second horizontal mounting part and the vertical mounting part The straight mounting parts together constitute the second holding part. The front end of the second horizontal mounting part is bent upwards and then extended horizontally, and then bent upwards to form an elastic bending arm. The end of the elastic bending arm extends substantially horizontally to form the first Two contacts. 5. The memory card connector with detection function as claimed in patent claim 4, characterized in that: the two sides of the vertical installation part respectively protrude to form second thorns. 6. The memory card connector with detection function as claimed in patent claim 1, characterized in that: the insulating body has a rear end wall, a first side wall and a second side wall, and the insulating body is connected between the first side wall and the second side wall. A plurality of terminal slots penetrating front and back are opened between the second side walls, and the terminal slots penetrate the insulating body upwards. 7. The memory card connector with detection function as described in patent claim 6, characterized in that: the insulating body defines a receiving groove between the terminal groove close to the first side wall and the first side wall, the receiving groove A stop wall is formed at the front end of the slot, and the top communicates with the outside world. The receiving slot runs through the rear end wall backwards, and the rear end runs through the insulating body downwards to form an extension slot. 8. The memory card connector with detection function as claimed in patent claim 7, characterized in that: the insulating body is provided with a vertical installation groove at the rear of the top surface of the first side wall, and the front part of the vertical installation groove Extending inwardly and communicating with the outer rear end of the receiving groove, the vertical mounting groove extends downwards close to the bottom surface of the first side wall, and the rear part of the vertical mounting groove extends downwards through the bottom surface of the first side wall to form an opening. 9. The memory card connector with detection function as claimed in patent claim 1, further comprising a metal shell buckled outside the insulating body, the metal shell has a top plate, and the front end of the top plate is bent downward to form a baffle plate to stop Blocking the front end of the insulating body, the left and right sides of the top plate are respectively bent and extended to form two side plates, and each side plate is provided with a limited hole in the roughly middle part; the outer sides of the first and second side walls of the insulating body are roughly in the middle A limiting block is protruding outward, and the limiting block is engaged in the limiting hole of the side plate of the metal casing.

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