CN201029161Y - electronic card connector - Google Patents

Abstract

The utility model discloses an electronic card connector, which is used for accommodating electronic cards. In the storage space, there is a card ejection mechanism for pressing the electronic card twice to form a circular sliding action. The card ejection mechanism includes a sliding piece for the electronic card to push against, a connecting rod that slides back and forth in the circular guide groove, and An elastic body that is matched with the sliding piece and the shielding shell to provide a restoring force for the card ejection mechanism. The shielding shell is provided with a shrapnel extending horizontally along the card ejection direction, and the shrapnel is pressed when the electronic card is in a locked state above the connecting rod. This design can effectively prevent the connecting rod from slipping out of its motion track when the electronic card is in the locked state.

Description

electronic card connector

【Technical field】

The utility model relates to an electronic card connector, in particular to an electronic card connector including a card ejection mechanism.

【Background technique】

A common electronic card connector, as shown in Taiwan Patent No. M295370, usually includes a shielding shell, an insulating body, terminals and a card ejecting mechanism. The card ejecting mechanism includes an elastic element, a moving block and a connecting rod. Wherein the connecting rod includes a main body, a first bending part formed by bending two ends of the main body downwards to be buckled with the front end of the insulating body, and a second bending part that can move along a specific track. On the top of the second bending part, the shielding shell is provided with a buckling piece extending obliquely and downward along the card insertion direction, which is used to press the connecting rod during the whole movement process and prevent it from slipping out of the movement track. During the movement of the connecting rod, only when the electronic card is in the locked state, it is easier to slip out of its motion track. Therefore, as long as a force is provided to press the connecting rod downward in the locked state, the connection can be achieved. The rod is momentarily balanced, preventing the linkage from falling out of its path of motion.

It can be seen that it is indeed necessary to provide a more advanced electronic card connector.

【Content of utility model】

The purpose of the utility model is to provide an electronic card connector which can effectively prevent the connecting rod of the card ejecting mechanism from deviating from its motion track in the locked state.

In order to achieve the above purpose, the utility model adopts the following technical solutions: an electronic card connector for receiving electronic cards, which includes a shielding case for accommodating a number of conductive terminals, one side is provided with a storage space and a circulation guide groove, and it is connected with the shielding case The insulated body fitted with the body and the card ejection mechanism accommodated in the accommodating space are used for a second press of the electronic card to form a circular sliding movement. The connecting rod that slides back and forth in the groove and the elastic body that is matched with the sliding piece and the shielding housing to provide the restoring force for the card ejection mechanism. When the card is locked, it presses against the top of the connecting rod.

Compared with the prior art, the utility model has the following beneficial effects: the shielding shell of the electronic card connector includes a shrapnel extending horizontally along the card withdrawal direction, which is located above the connecting rod moving along a specific track, and when the electronic card is locked state, it can effectively prevent the connecting rod from slipping out of its motion track.

【Description of drawings】

Fig. 1 is a perspective view of the electronic card connector of the present invention in a state of not inserting a card.

Fig. 2 is a perspective view of the electronic card connector of the present invention inserted into the electronic card and in a locked state.

Fig. 3 is a partial exploded view of the electronic card connector in a state where the card is not inserted.

Fig. 4 is a partial assembly view of the electronic card connector inserted into the electronic card and locked.

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

Fig. 6 is a view from another angle of the insulating body of the electronic card connector of the present invention.

Fig. 7 is a perspective view of the card ejecting mechanism of the electronic card connector of the present invention.

Fig. 8 is a three-dimensional exploded view of the card ejecting mechanism of the electronic card connector of the present invention.

【Detailed ways】

Please refer to Figures 1 to 3, the electronic card connector 100 of the present invention is installed on a printed circuit board (not shown), and includes a shielding shell 1, an insulating body 2, and terminals mounted on the insulating body 2 Module 3 and card return mechanism 4. The above-mentioned shielding case 1 cooperates with the insulating body 2 to form a receiving space (not labeled) for receiving the electronic card 5 .

Please refer to FIG. 1 to FIG. 3 and FIG. 5, the shielding housing 1 includes a base 10, a left side 11 extending downward from the left side of the base 10, and a left side 11 extending downward from the right front of the base 10. The first right side portion 12 and the second right side portion 13 extending downward from the right rear portion of the base portion 10 . A gap is provided between the second right side portion 13 and the base portion 10 , and is farther away from the left side portion 11 than the first right side portion 12 . A plurality of grooves 14 and a plurality of positioning elements 15 are provided on the side portions 11 , 12 , 13 . Each positioning member 15 includes a tongue body 150 horizontally bent from a lower end and a positioning hole 151 disposed on the tongue body 150 . In particular, the positioning member 15 on the first right side 12 further includes a fixing piece 152 extending vertically upward from the rear end of the tongue 150 . The two sides of the fixing piece 152 are respectively provided with bayonet holes 153 . A pair of pressure pieces 16 recessed toward the electronic card accommodating space are provided at the middle position of the base 10 along the card insertion direction, so as to make the electronic card 5 closely contact with the terminal module 3 . Several through holes 17 are defined on the base 10 and located between the two pressure pieces 16 . An elastic piece 18 extending horizontally along the card ejecting direction is provided in the gap between the base portion 10 and the second right side portion 13 .

Referring to FIG. 5 and FIG. 6 , the insulating body 2 includes upper and lower surfaces 20 , 21 , a left sidewall 22 , a first right sidewall 23 and a second right sidewall 24 . In the horizontal direction, the second right side wall 24 is farther away from the left side wall 22 than the first right side wall 23 . A plurality of protrusions 25 are provided on the side walls 22 , 23 , 24 to be fixed with the grooves 14 on the shielding housing 1 . The upper surface 20 includes a recessed portion 200 for forming a storage space for receiving the electronic card 5 , and an L-shaped recessed portion 201 . A plurality of tongues 26 extending horizontally from the top edges of the side walls 22 and 23 toward the electronic card accommodating space are provided above the recessed portion 200 to guide the insertion of the electronic card and to limit the card up and down. The L-shaped recess 201 includes a guide groove 2010 disposed near the front end of the second right side wall 24, a sliding groove 2011 located on one side of the guiding groove 2010, and a heart-shaped groove that communicates with the sliding groove 2011 and extends along the card insertion direction. Channel 2012. The lower surface 21 includes a receiving portion 210 on which several steps 211 are disposed.

Please refer to FIG. 5 , the terminal module 3 includes a body portion 30 and a plurality of conductive terminals 31 provided with welding portions (not numbered) and contact portions (not numbered). The body part 30 is provided with first and second tongue parts 300 , 301 and metal ear parts 302 , respectively corresponding to the steps 211 on the receiving part 210 , so that the terminal module 3 is received in the receiving part 210 . The conductive terminals 31 are arranged in two rows opposite to each other, and are embedded in the terminal module 3 , and are connected to corresponding terminals (not shown) on the inserted electronic card 5 . The contact portion of the conductive terminal 31 extends into the electronic card accommodating space together with the upper surface of the terminal module 3 .

Referring to FIG. 7 and FIG. 8 , the card ejecting mechanism 4 includes an L-shaped sliding piece 40 , a connecting rod 41 and an elastic body 42 (a spring in this embodiment). The L-shaped sliding piece 40 includes an interlocking portion 400 disposed along a card insertion direction and a pressing portion 401 disposed along a direction perpendicular to the card insertion direction. The front end of the linkage part 400 is provided with a fixing hole 4000 for fixing the connecting rod 41, and the rear end is provided with a limit hole 4001 for sliding the connecting rod 41 therein and a guide formed by bending downward at 90° on the right side of the linkage part 400. Guide wall 4002. The guide wall 4002 can slide in the guide groove 2010 on the insulating body 2 . The inner side of the pressing portion 401 is bent downward at 90° to form the resisting wall 4010 . The connecting rod 41 is roughly elongated, including a main body 410, bent vertically downwards from one end of the main body 410, and then bent in the same direction parallel to the main body 410 to form a hook-shaped first bending portion 411 and The second bent portion 412 is formed by bending the other end of the main body portion 410 vertically downward. The first bending portion 411 passes through the fixing hole 4000 of the L-shaped sliding piece 40 and can rotate therein. The second bending portion 412 can move in the slide channel 2011 and the heart-shaped channel 2012 . Two ends of the elastic body 42 are respectively provided with a first hook 420 and a second hook 421 . The first hook 420 is used for fixing with the first bending portion 411 of the connecting rod 41 . The second hook 421 is used for fixing with the bayonet 153 on the fixing piece 152 of the shielding case 1 .

As for the movement principle of the connecting rod 41 of the card-removing mechanism 4 in the heart-shaped groove 2012 during the process of pushing the card back, it is a well-known technology in the industry, so it will not be repeated here.

The shielding housing 1 of the electronic card connector 100 of the present utility model includes a shrapnel 18 extending horizontally along the card withdrawal direction, which is located above the second bending part 412 on the connecting rod 41 moving along a specific track, and when the electronic card is locked state, it can effectively prevent the connecting rod from slipping out of its motion track.

Claims (10)

1. electronic card coupler, be used to accommodate electronic cards, it comprises shielding casing, accommodate plurality of conductive terminals, connect with shielding casing and a side is provided with the insulating body of receiving space and circulation guide groove and is contained in described receiving space, push the trip mechanism that is cycle slip action in order to power supply subcard secondary, this trip mechanism comprises the slide of power supply subcard pushing and pressing, the connecting rod that comes and goes slip in the circulation guide groove reaches with slide and shielding casing and connects in order to the elastomer of restoring force to be provided to trip mechanism, it is characterized in that: described shielding casing is provided with one along moving back the horizontally extending shell fragment of card direction, and this shell fragment is in electronic cards and presses on when holding state above the connecting rod.

2. electronic card coupler as claimed in claim 1 is characterized in that: described shielding casing comprises base portion, and the base portion of described receiving space top is provided with the space, and described shell fragment is located at this gap.

3. electronic card coupler as claimed in claim 1 or 2 is characterized in that: described circulation guide groove comprises the heart-shaped conduit that slides conduit and be attached thereto, and it is arranged on the above-mentioned receiving space.

4. electronic card coupler as claimed in claim 3, it is characterized in that: described slide comprise along the setting of plug-in card direction and include fixing hole, spacing hole linkage part and with the vertically disposed pressure section of plug-in card direction, described connecting rod one end bends straight down, pass fixing hole and elastomer one end fixing, the other end bends in the same direction by the spacing of spacing hole and moves in sliding conduit and heart-shaped conduit.

5. electronic card coupler as claimed in claim 1 is characterized in that: described shielding casing is provided with a keeper closing on card insert opening, which is provided with opening, and described elastomer one end is immobilizated in the above-mentioned opening.

6. electronic card coupler as claimed in claim 2 is characterized in that: the base portion centre position of described shielding casing is provided with the pressure plate of subtend electronic cards receiving space depression along the plug-in card direction.

7. electronic card coupler as claimed in claim 1 is characterized in that: described insulating body comprises sidewall and the some hyoplastrons that extend into towards the electronic cards receiving space from sidewall apical margin level.

8. electronic card coupler as claimed in claim 1 is characterized in that: described conducting terminal comprise contact site and be before and after two rows relatively arrange, its edge bury take shape in the separable terminal module of insulating body in.

9. electronic card coupler as claimed in claim 8 is characterized in that: the terminal module is provided with tongue and metal ear, and insulating body comprises the resettlement section that is provided with ladder, and tongue and metal ear portion cooperate with ladder respectively.

10. electronic card coupler as claimed in claim 9 is characterized in that: described contact site extends into the receiving space of electronic cards with the upper surface of terminal module.

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