TWI543462B - Electrical card connector - Google Patents

Description

Electronic card connector

The present invention relates to an electronic card connector, and more particularly to an electronic card connector having a flip structure.

Electronic card connectors dedicated to the assembly of various electronic cards are widely used in various electronic devices, and improvements and improvements are constantly being produced along with a higher application range for electronic card connectors. For the electronic card connector of the prior art, please refer to the Chinese Patent Publication No. TWM390561, which includes an insulating body, a plurality of conductive terminals received in the insulating body, a shielding shell covering the insulating body, and a pivotal connection. The insulating body and the pivoting component of the shielding shell define the receiving space for receiving the electronic card. The pivoting portion is symmetrically disposed on two sides of the shielding shell, and the pivoting seat is disposed on two sides of the insulating body, and the pivoting seat is provided with a pivoting portion correspondingly pivotally mounted in the pivoting slot. The pivoting groove includes a sliding groove extending forward and backward and a pivoting groove connected to the sliding groove. The pivoting groove has a circular structure, the sliding groove is a square long groove, and the pivoting portion is a cylindrical shape with an elliptical cross section; the diameter of the pivoting groove is larger than the long axis diameter of the elliptical section of the pivotal portion So that the pivoting portion can rotate in the pivoting groove, the width of the sliding groove is larger than the minor axis diameter of the elliptical section of the pivoting portion and smaller than the major axis diameter of the elliptical section of the pivoting portion, so that the pivoting portion is The slip groove can only slide back and forth and cannot rotate.

During the process of rotating and opening the shielding shell and before closing the shielding shell, that is, when the shielding shell and the insulating body are 180 degrees or nearly 180 degrees, the pivoting portion may be inertia Or an external force or the like slides forward into the slip groove, causing the pivot portion to be unable to rotate, and the flipping is disabled, so that the shield housing cannot be closed. In addition, in the case where the external force is large, the deformation of the pivoting portion of the shielding shell and the cracking of the sliding groove may occur, thereby shortening the service life of the connector.

Therefore, it is necessary to improve the conventional electronic card connector to overcome the above drawbacks.

In view of the above, an object of the present invention is to provide an electronic card connector, in particular, an electronic card connector having a flip structure for connecting an electronic card and a printed circuit board, and a stable pivotal connection between the shielding case and the insulative housing. And effectively flip the cover.

In order to achieve the foregoing objective, the object of the present invention is achieved by the following technical solutions: an electronic card connector comprising an insulative housing, a plurality of conductive terminals held on the insulative housing, a shielding housing assembled to the insulative housing, and the insulative housing a pivoting portion and a pivoting portion disposed on the shielding housing, the insulating body includes a base portion and a pair of side walls disposed perpendicularly to the base portion, the pivoting portion is provided with a pivot, the pivoting portion includes a pivoting groove, the pivoting portion The slot includes a pivoting slot and a sliding slot extending from the front end of the pivoting slot. The pivoting of the shielding housing in the open position is located in the pivoting slot, and the end of at least one of the insulating body and the shielding housing extends rearwardly to form There is a boss that prevents the pivot of the shield housing from sliding into the slip slot from the pivot slot when in the open position.

Compared with the prior art, the present invention has the following beneficial effects: a boss is extended at a rotational joint position of the insulating body and the shielding shell, and when the shielding shell is in the open position, the boss can make the insulating body and the shielding shell mutually Abut, thereby preventing the pivot from entering the position of the slip groove, avoiding the occurrence of defects and preventing the cover from failing.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ base

11‧‧‧ side wall

110‧‧‧ Abutment slot

111‧‧‧ ribs

112‧‧‧ accommodating slots

113‧‧‧fixed slot

12‧‧‧ pivoting seat

13‧‧‧ beams

14,23"‧‧‧ boss

15‧‧‧ gap

2‧‧‧shading shell

20‧‧‧ motherboard

21‧‧‧ side panels

210‧‧‧ Abutment

211‧‧‧Cars Department

22‧‧‧ pivoting department

220‧‧‧ pivot

3‧‧‧ accommodating space

4‧‧‧Electrical terminals

41‧‧‧ Fixed Department

42‧‧‧Contacts

43‧‧‧Weld Department

5‧‧‧Fixed tablets

50‧‧‧Clamping piece

51‧‧‧ soldering piece

6‧‧‧ pivotal department

60, 60'‧‧‧ pivot slot

61, 61'‧‧‧ pivoting slot

62, 62'‧‧‧ slip groove

620‧‧‧ openings

620’‧‧‧Arc edge

621’‧‧‧ upper edge

622’‧‧‧ lower edge

63‧‧‧Installation slot

The first figure is a perspective assembled view of the electronic card connector of the first embodiment of the present invention.

The second drawing is an exploded perspective view of the electronic card connector of the first embodiment of the present invention.

The third figure is a state diagram in which the shielding case of the electronic card connector of the first figure is in an open state with respect to the insulative housing.

The fourth figure is a state diagram in which the shielding case of the electronic card connector of the first figure is in a closed state with respect to the insulative housing.

Figure 5 is a partially exploded perspective view of the electronic card connector of the first embodiment of the present invention, showing another alternate embodiment of the pivoting slot.

Figure 6 is a partially exploded perspective view of the electronic card connector of the second embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a specific embodiment of the electronic card connector 100 of the first embodiment of the invention will be described in detail with reference to the accompanying drawings.

Referring to the first to fourth figures, the electronic card connector 100 of the present invention includes an insulative housing 1 , a metal shielding housing 2 covering the insulative housing 1 , and a conductive terminal 4 disposed in the row of the insulative housing 1 . The fixing piece 5 fixed to both sides of the insulating body 1 and the pivoting portion 6 pivotally connecting the insulating body 1 and the shielding case 2 are provided. The insulative housing 1 and the shielding housing 2 define a receiving space 3 for receiving an electronic card. The position of the pivoting portion 6 is the rear end.

The insulative housing 1 includes a base portion 10 respectively disposed at two ends of the base portion 10 and having a pivoting seat 12, two side walls 11 and a cross member 13 connecting the two side walls 11 and disposed in parallel with the base portion 10. The outer side of the side wall 11 is provided with an abutting groove 110 and a rib 111 at the front end of the abutting groove 110. The two side walls 11 are respectively provided with receiving grooves 112 on both sides of the rib 111. Fixing grooves 113 are respectively formed on both sides of the side wall 11. At the same time, the base 10 of the insulative housing 1 extends rearward from the end to form a trapezoidal convex The front end of the table 14 is recessed inwardly to form a notch 15. The cut surface of the boss 14 may be an isosceles trapezoidal structure, wherein one side connected to the insulative housing 1 is a longer bottom side, and the side extending out is a shorter bottom side.

The shielding housing 2 is disposed on the insulative housing 1 and includes a main board 20, side plates 21 respectively extending downwardly on both sides of the main board 20, and a pivoting portion 22 extending rearward from the side board 21. The side plate 21 is provided with an abutting piece 210 that cooperates with the abutting groove 110 on the side wall 11 of the insulative housing 1. The abutting piece 210 is bent and extended from the top of the side plate 21. A latching portion 211 is disposed at a front end of the side plate 21, and a surface of the latching portion 211 facing the side wall 11 of the insulative housing 1 is a circular arc surface. The pivoting portion 22 is provided with a relatively protruding pivot 220. The pivot 220 is a cylinder having an elliptical cross section and has a major axis length and a short axis length.

The conductive terminals 4 are fixed in a row on the beam 13 of the insulative housing 1. The conductive terminal 4 includes a fixing portion 41 fixed to the beam 13, a contact portion 42 extending rearward from the fixing portion 41 and contacting the electronic card, and the self-fixing portion 41 forward. A solder portion 43 that is soldered to the board is extended.

The fixing piece 5 is fixed to the fixing groove 113 of the insulating body 1. The fixing piece 5 includes a holding piece 50 and a bonding piece 51 which are held by the insulating body 1. The holding piece 50 has a U-shaped structure.

The pivoting portion 6 is disposed on the two side walls 11 of the insulative housing 1. The pivoting portion 6 includes a pivoting slot 60 for receiving the pivot 220 and a mounting slot 63 for retaining the insulative housing 1. The pivoting slot 60 includes a pivoting slot 61. And a sliding groove 62 extending forward from the pivoting groove. The pivoting groove 61 has a circular structure. The slip groove 62 is provided with a circular groove having an opening 620. The opening 620 is in communication with the pivoting groove 61, and the circular groove has the same shape as that of the pivoting groove 61. The width of the opening 620 of the sliding groove 62 is between the major axis length and the minor axis length of the pivot 220, and the diameter of the pivoting groove 61 is not less than the major axis length of the pivot 220.

Referring to FIG. 5, it is a modified embodiment of the first embodiment of the present invention, which The pivoting groove 60' can also be arranged as shown. The pivoting groove 60' includes a pivoting groove 61' and a sliding groove 62' extending forward from the pivoting groove 61'. The sliding groove 62' includes parallel upper and lower edges 621', 622' and a connection. The curved edges 620' of the upper and lower edges 621', 622' have a circular structure. The distance between the upper and lower edges 621', 622' of the sliding groove 62' is between the long axis length and the short axis length of the pivot 220, and the diameter of the pivot groove 61' is not less than the length of the pivot 220. Shaft length.

Referring to the sixth embodiment, in the second embodiment of the present invention, the electronic card connector 100'' of the second embodiment has substantially the same shape as the electronic card connector 100 of the first embodiment, and the difference is that the boss 23' 'Set on the shielding housing 2''. The shield case 2'' of the second embodiment extends rearward from the end thereof with a boss 23'' which is bent and formed in the direction of the insulating body 1''.

Referring to the third to fourth figures, during installation, the pivot 220 of the shielding housing 2 enters the pivoting grooves 61, 61', since the long axis length of the pivot 220 is not greater than the pivoting grooves 61, 61' Diameter, so the pivot 220 can freely rotate within the pivoting grooves 61, 61'; when the shielding housing 2 needs to be opened to insert the card, the pivot 220 of the closed shielding housing 2 is first removed from the sliding grooves 62, 62 'Sliding into the pivoting grooves 61, 61' and rotating 180 degrees causes the shielding housing 2 to be in an open state. In the first embodiment, the boss 14 of the insulative housing 1 abuts against the end edge of the main body 20 of the shielding housing 2, if the shielding housing 2, 2" has a tendency to slide toward the insulative housing 1, 1". In the second embodiment, the boss 23'' of the shielding case 2'' abuts against the end edge of the insulative housing 1", preventing the pivot 220 from sliding into the pivoting groove 61, 61' After the electronic card is placed in the accommodating space 3, after the rotation of the shielding case 2 is rotated, the shielding housing 2, 2" is pushed forward so that the pivot 220 is slid by the pivoting grooves 61, 61' Until the slip grooves 62, 62', until the shielding shell 2, 2" and the insulating body 1, 1" are in the locked state in the up and down direction.

It should be noted that the electronic card connector 100 of the present invention increases the bosses 14 and 23'' at the edge of the insulating body 1 or the shielding case 2'', thereby preventing the shielding housings 2, 2'' from being blocked. When in the open state, the pivot 220 is mistakenly inserted into the position of the slip grooves 62, 62' due to accidental force, thereby avoiding the occurrence of defects and preventing the flap from failing.

In the above, the above is only a preferred embodiment of the present invention, and those skilled in the art can still make various substitutions and modifications without departing from the spirit and scope of the invention. Therefore, the scope of the present invention should be construed as being limited to the scope of the invention, and the equivalent equivalents and modifications of the present invention are intended to be included within the scope of the invention.

1‧‧‧Insulating body

2‧‧‧shading shell

210‧‧‧ Abutment

211‧‧‧Cars Department

5‧‧‧Fixed tablets

Claims (10)

An electronic card connector includes: an insulative housing comprising a base and a pair of side walls disposed perpendicularly to the base; a plurality of conductive terminals fixed on the insulative housing; a shielding housing assembled on the insulative housing; and a pivoting portion The pivoting portion includes a pivoting groove, and the pivoting groove includes a pivoting groove and a sliding groove extending from a front end of the pivoting groove; the pivoting portion is disposed on the shielding shell, the pivoting portion a pivoting shaft is disposed, wherein the pivoting shaft of the shielding shell is located in the pivoting slot; wherein the end of at least one of the insulating body and the shielding shell extends rearward to form a boss, and the other end has a mating end with the boss The flange abuts the end edge when the shielding shell is in the open position to prevent the pivot of the shielding shell from sliding into the sliding groove from the pivoting groove. The electronic card connector of claim 1, wherein the cut surface of the boss is an isosceles trapezoidal structure, wherein one side connected to the insulating body has a longer bottom edge, and the extended side is a shorter bottom edge. . The electronic card connector of claim 1, wherein the pivot has an elliptical cross section and has a major axis length and a short axis length, and the pivoting groove has a circular structure, and the pivoting groove is The diameter is not less than the length of the long axis of the pivot. The electronic card connector of claim 3, wherein the sliding groove is provided with a circular groove having an opening, and the opening is in communication with the pivoting groove, the width of the opening being between the length of the long axis of the pivot and Between short shaft lengths. The electronic card connector of claim 3, wherein the sliding groove comprises upper and lower edges parallel to each other and a curved edge connecting the upper and lower edges, between the upper and lower edges of the sliding groove The distance is between the long axis length and the short axis length of the pivot. The electronic card connector of claim 1, wherein the pivoting member is driven by an external force to slide from the pivoting groove into the sliding groove. The electronic card connector of claim 6, wherein the pivoting portion is fixedly clamped on a sidewall of the insulative housing. The electronic card connector of claim 6, wherein the pivoting portion is integrally formed with the side wall of the insulative housing. The electronic card connector of claim 6, wherein the side wall is provided with a fixing piece, and the fixing piece comprises a holding piece and a welding piece held on the insulating body, and the holding piece is a U-shaped structure. . The electronic card connector of claim 1, wherein the boss extends from the end of the shielding case and is bent downwardly.