CN201130766Y - electronic card connector - Google Patents

Abstract

The utility model relates to an electronic card connector, which is used for inserting an electronic card, comprising an insulation body, a plurality of conductive terminals positioned on the insulation body, a return mechanism, and a first metal housing. The utility model is characterized in that the return mechanism comprises a slider, an elastic component and a connecting rod, wherein a stop member for stopping the slider to slide forwards is extended as a body from the front end of the first housing, a guiding part for guiding the electronic card to insert is positioned to one side of the stop member and on the front end of the slider, preventing the electronic card from contacting to and rubbing with the metal stop member, and ensuring the electronic card not to scrape by the metal stop member.

Description

electronic card connector

【Technical field】

The utility model relates to an electronic card connector, in particular to an electronic card connector capable of inserting an electronic card.

【Background technique】

Related prior art can refer to an electronic card connector that can be inserted into an electronic card disclosed in Chinese Invention Patent No. CN1929207A published on March 14, 2007. Conductive terminals, a card ejection mechanism, and a metal first shell and a metal second shell covered on the insulating body. The card ejection mechanism includes a slider that can move back and forth, and an elastic spring clamped between the slider and the insulating body. Components and connecting rods arranged on the insulating body, the front end of the first shell extends upward integrally with a metal stopper that can limit the forward movement of the slider, and a metal guide part is integrally provided on the stopper to guide the insertion of the electronic card . However, during the insertion and extraction process of the electronic card, the metal guide part will contact and rub against the electronic card, so that the electronic card is easily scratched.

Therefore, in view of the above technical problems, it is necessary to provide an electronic card connector with an improved structure to overcome the above defects.

【Content of utility model】

The purpose of the utility model is to provide an electronic card connector which can prevent the electronic card from being scratched.

In order to achieve the above purpose, the utility model adopts the following technical solutions: an electronic card connector for inserting electronic cards, which includes an insulating body, a number of conductive terminals arranged on the insulating body, a card ejection mechanism and a The metal first shell on the insulating body, the card ejecting mechanism includes a slider that can move back and forth, an elastic member clamped between the slider and the insulating body, and a connecting rod, wherein the front end of the first shell integrally extends with a movable The stop part restricts the forward movement of the slider, and the front end of the slider is provided with a guide part on one side of the stop part, which can guide the insertion of the electronic card.

Compared with the prior art, the utility model has the following beneficial effects: the front end of the slider is provided with a guide part on one side of the stop part to guide the insertion of the electronic card, thereby preventing the electronic card from contacting and rubbing against the metal stop part , to ensure that the electronic card is not scratched by the metal stopper.

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

【Description of drawings】

FIG. 1 is a perspective view of the electronic card connector and the electronic card of the present invention.

Fig. 2 is a partially exploded view of the electronic card connector of the present invention.

FIG. 3 is a partial enlarged view of the dotted line in FIG. 2 .

FIG. 4 is a three-dimensional exploded view of the electronic card connector of the present invention.

FIG. 5 is a three-dimensional exploded view of another angle of the electronic card connector of the present invention.

FIG. 6 is a schematic diagram of the first shell and the second shell of the electronic card connector of the present invention after welding.

【Detailed ways】

Please refer to Fig. 1 and Fig. 4, the electronic card connector 100 of the present invention is used to plug in the electronic card 200, and it includes an insulating body 1, a conductive terminal 2 arranged on the insulating body 1, a detection terminal 5, a withdrawal The card mechanism 6 and the metal first casing 3 and the metal second casing 4 covered on the insulating body 1 .

1 to 6, the insulating body 1 includes a base 10 and an arm 11 extending forward from one side of the base 10. The base 10 and the arm 11 form an "L"-shaped structure. There are positioning slots 12 and a plurality of terminal slots 14 arranged at intervals. The other front end of the base 10 is provided with a guiding column 13 protruding forward. The arm portion 11 of the insulating body 1 is provided with a receiving groove 15 , and the arm portion 11 is provided with a bottom wall 16 capable of supporting the electronic card 200 .

The conductive terminal 2 is disposed on the base 10 of the insulating body 1 , and includes a contact portion 21 capable of connecting with the electronic card 200 , a holding portion 22 held in the terminal slot 14 , and a tail portion 23 extending from the rear end of the insulating body 1 .

The detection terminal 5 is arranged on the arm portion 11 of the insulating body 1, which includes a first detection terminal 51, a second detection terminal 52 and a third detection terminal 53 and are all arranged in the receiving groove 15 of the arm portion 11 .

The first housing 3 includes a substantially rectangular metal plate-shaped first base plate 31 and first side walls 32 extending upward from both sides of the first base plate 31. A stop portion 33 is integrally extended from the front end of the first base plate 31. The stop portion 33 is a bent piece that extends upward from the front end of the first substrate 31 and is bent backward. The stop portion 33 is provided with a holding hole 335. The first positioning piece 35 matched with the positioning groove 12 on 10 can ensure that the first base plate 31 is better fixed on the insulating body 1 , and the first base plate 31 is also provided with an upwardly protruding rib 34 .

The card ejecting mechanism 6 includes a sliding block 61 that can move forward and backward, a connecting rod 62 and an elastic member 63. The bottom of the sliding block 61 is provided with a groove 611 that can cooperate with the rib 34 on the first housing 3 So that the slider 61 can slide back and forth on the first housing 3, the stopper 33 on the first housing 3 can limit the slider 6 from moving forward too much, the upper end of the slider 61 is provided with a heart-shaped groove 612, the connecting The front end of the rod 62 is fixed on the holding hole 335 of the stop part 33, and the rear end of the connecting rod 62 can move in the heart-shaped groove 612, so that the electronic card connector 100 can be opened and closed after the electronic card 200 is inserted. Function. The left side of the slider 6 is integrally extended with a support wall 613 that can support the electronic card 200, the electronic card 200 is provided with a notch 201, and the support wall 613 is provided with a bump 614 that matches the notch 201 on the electronic card 200 , so as to ensure that the electronic card 200 moves together with the slider 61 during insertion and extraction. A front end of the slider 61 is provided with a guiding portion 616 for guiding the insertion of the electronic card 200 , and the guiding portion 616 extends upward from the supporting wall 613 . When the electronic card 200 is not inserted, the guiding portion 616 is located on the left side of the blocking portion 33 . Therefore, during the insertion and extraction process of the electronic card 200, the setting of the guide portion 616 can prevent the electronic card 200 from contacting the metal stopper 33 of the first housing 3, thereby ensuring that the electronic card 200 is not stopped by the metal Part 33 is scratched. The rear end of the slider 6 is extended with a blocking arm 615 that resists the front end of the electronic card 200 to prevent the electronic card 200 from moving backward relative to the slider 6 . Since the stopper 33 can limit the forward movement of the slider 61, and the slider 61 can guide the insertion of the electronic card 200, the insulating body 1 can only be provided with an arm portion 11 on the left side, saving the material of the insulating body 1 , reducing the manufacturing cost of the electronic card connector 100 .

The second housing 4 includes a substantially rectangular metal plate-shaped second substrate 41 and second sidewalls 42 extending downward from two sides of the second substrate 41 . The rear end of the second base plate 41 is provided with a second positioning piece 45 extending downwards and matching with the positioning groove 12 on the base 10 of the insulating body 1 , so that the second housing 4 can be better fixed on the insulating body 1 . The upper edge of the first side wall 32 of the first housing 3 and the lower edge of the second side wall 42 of the second housing 4 are welded together by laser welding, that is, after the first side wall 32 and the second side wall 42 are welded, the second The upper edge of the side wall 32 is in contact with the lower edge of the second side wall 42 . In this embodiment, the electronic card connector 100 is laser welded at four points corresponding to the upper edge of each first sidewall 32 and the lower edge of the second sidewall 42 . Since the first shell 3 and the second shell 4 are connected together by laser welding, the combination is reliable, and the shape deformation of the first shell 3 and the second shell 4 can be prevented due to assembly. In addition, since the first shell 3 and the second shell 4 are laser welded through the upper edge of the first side wall 32 and the lower edge of the second side wall 42, that is, the first side wall 32 and the second side wall 42 do not need to overlap, so Material can be saved, the manufacturing cost of the electronic card connector 100 can be reduced, and the first side wall 32 and the second side wall 42 can be easily docked and positioned, which can improve work efficiency.

Claims (10)

1. An electronic card connector for plugging in an electronic card, which includes an insulating body, a plurality of conductive terminals arranged on the insulating body, a card ejection mechanism and a metal first shell coated on the insulating body, and the card is ejected The mechanism includes a sliding block that can move forward and backward, an elastic member clamped between the sliding block and the insulating body, and a connecting rod that restricts the movement of the sliding block. The stop part, the front end of the slider is provided with a guide part on the inside of the stop part, which can guide the insertion of the electronic card. 2. The electronic card connector according to claim 1, characterized in that: a holding hole is provided on the stopper, the front end of the connecting rod is held in the holding hole, the slider is provided with a heart-shaped groove, and the rear end of the connecting rod can be positioned in the center. Move in the groove. 3 . The electronic card connector according to claim 1 , wherein a support wall capable of supporting the electronic card is integrally extended on the slider, and the guide portion extends upward from the support wall. 4 . 4. The electronic card connector according to claim 3, characterized in that: the supporting wall of the slider is provided with a block that can hold the electronic card, and the rear end of the slider is formed with a groove that can limit the relative movement of the electronic card backwards. the blocking arm. 5. The electronic card connector as claimed in claim 1, wherein a convex rib protrudes upward from the first housing, and a groove matching the convex rib is formed on the bottom of the slider. 6. The electronic card connector according to claim 1, wherein the insulating body is in an "L" shape, which includes a base and an arm extending forward from one side of the base, and the arm is provided with an adjustable The bottom wall supports the electronic card. 7 . The electronic card connector as claimed in claim 6 , wherein a receiving groove is formed on the arm of the insulating body, and the electronic card connector further includes a detection terminal accommodated in the receiving groove. 8 . 8. The electronic card connector according to claim 1, characterized in that: the electronic card connector further includes a metal second shell covering the insulating body, the first shell includes a plate-shaped first base plate and a second metal shell from the second shell. A first side wall extending upward from both sides of the base plate, the second housing includes a plate-shaped second base plate and a second side wall extending downward from both sides of the second base plate, the first side wall and the second side wall pass through Welded together by laser welding. 9. The electronic card connector according to claim 8, wherein the upper edge of the first side wall and the lower edge of the second side wall are welded together by laser welding. 10. The electronic card connector according to claim 8, wherein a positioning groove is provided on the insulating body, and a first positioning piece and a first positioning piece matched with the positioning groove are respectively provided on the first substrate and the second substrate. Second positioning piece.

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