TW201733219A - Card edge connector - Google Patents

Abstract

A card edge connector includes an insulative housing, a plurality of conductive contacts, a plastic shell surrounding the insulative housing and a latching mechanism. The insulative housing has a top surface and an mounting surface, the insulative housing defining a central slot formed from the top surface toward to the mounting surface, the central slot formed from a pair of side walls and a pair of end walls connecting said two side walls. The plastic shell defines a receiving space formed from a pair of side portions and a pair of end portions. At least one end portion of the plastic shell includes a notch, the end portion extending a pair of locking portion outwardly, the locking portion disposed to the two sides of the notch, the latching mechanism defines a pair of connecting portion connecting with the two locking portion, because of the set up of the locking portion disposed to the two sides of the notch enhancing the life of the card edge connector.

Description

Card edge connector

The present invention relates to a card edge connector, and more particularly to a card edge connector having a plastic housing with an improved structure.

The prior art can refer to a card edge connector disclosed in Taiwan Patent No. TWM456750. The card edge connector is mounted to a circuit board and is provided with a plastic casing covering the insulating body thereof. The plastic casing is provided with two opposite longitudinal members. a long side wall and a locking mechanism at one end of the side wall, the locking mechanism is fixed to a side wall of the plastic casing by a bolt joint to lock the electronic card, and the end of the plastic casing is provided with a groove The top wall and the bottom wall of the end portion of the plastic casing cause weak connection between the two side walls of the plastic casing. During the process of inserting and removing the electronic card, the card edge connector is easy to be shaken and unstable and damaged. risks of.

Therefore, it is necessary to design a new solution to improve the above problems.

The technical problem to be solved by the present invention is to provide a card edge connector which can improve the service life.

In order to solve the foregoing technical problems, the present invention can adopt the following technical solutions:

A card edge connector includes an elongated insulating body, a conductive terminal received in the insulating body, a plastic outer casing covering the insulating body, and a locking mechanism, wherein the insulating body is provided with a top surface and a top a face-to-face mounting surface, the insulative housing defines a longitudinal direction and is provided with the longitudinal slot extending from the top surface facing the mounting surface, wherein the central slot is formed by an opposite pair The side wall and a pair of end walls connecting the two side walls are formed. The plastic outer casing has a receiving space for receiving the insulating body, and the receiving space is formed by a pair of side portions corresponding to the side wall and the end wall, respectively. Forming the end portion of the plastic housing, at least one end of the plastic housing is provided with a recess, the end portion integrally extends outwardly with a pair of latching portions, the latching portion is located at two sides of the recess, the lock The card mechanism is provided with a pair of pivoting portions pivotally connected to the two holding portions.

Compared with the prior art, the present invention has at least the following beneficial effects: the card edge connector of the present invention is provided with a groove and a latching portion extending from the end of the plastic case, and the plastic case can fix the card edge more stably. a connector to enhance the life of the card edge connector.

The first figure is a perspective view of a first embodiment of the card edge connector of the present invention;

The second figure is a partial exploded view of the card edge connector shown in the first figure;

The third figure is another perspective view of the card edge connector shown in the first figure;

The fourth figure is a partial exploded view of the card edge connector shown in the first figure;

Figure 5 is another perspective view of the card edge connector shown in Figure 4;

Figure 6 is another perspective view of the card edge connector shown in the fourth figure; and

Figure 7 is a perspective view of another embodiment of the card edge connector of the present invention.

Referring to the embodiment shown in the first figure, the card edge connector 100 of the present invention is mounted to a circuit board (not shown) for inserting an electronic card (not shown). The card edge connector 100 includes an insulative housing 1 , a plurality of conductive terminals 2 received in the insulative housing 1 , a plastic housing 3 encased in the insulative housing 1 , and a latching electronic device disposed on the plastic housing 3 . A card locking mechanism 4 (not shown).

Referring to the embodiment shown in FIG. 2 , the insulative housing 1 defines a longitudinal direction and is provided with a top surface 11 disposed opposite to the horizontal surface and a mounting surface 12 disposed opposite to and parallel to the top surface 11 . a central slot 111 for accommodating the electronic card (not shown) extending in the longitudinal direction by the top surface 11 in the direction of the mounting surface 12, the central slot 111 being relatively parallel A pair of side walls 13 and a pair of end walls 14 connecting the side walls 13 are formed.

Referring to the second to sixth figures, the plastic case 3 is mounted on the insulative housing 1 from the top to the bottom. The plastic case 3 is provided with a top surface 11 and a side wall corresponding to the insulative housing 1. 13 and the top portion 31 of the end wall 14 and the side portion 32 and the end portion 33 connecting the two side portions 32. The side portion 32 and the end portion 33 are collectively formed with a receiving space 311 for receiving the insulating body 1. The at least one end portion 33 of the plastic outer casing 3 is provided with a recess 331. The end portion 33 integrally extends outwardly from the pair of latching portions 34. The latching portion 34 is located at two sides of the recess 331. A connecting portion 343 is integrally connected between the two holding portions 34. The connecting portion 343 extends integrally from the end portion 33 of the plastic outer casing 3 and is located below the recess 331. The opposite side of the holding portion 34 is disposed. There is a pivot hole 341. The locking mechanism 4 is provided with a base portion 41, a pair of latching portions 42 on both sides of the base portion 41, a pulling portion 43 extending upward from the base portion 41, and a portion between the two triggering portions 43. The stopper portion 44 is provided with a barb 421 at the distal end of the latching portion 42. The opposite side of the latching portion 34 is provided with a latching groove 342 that cooperates with the barb 421. The locking mechanism 4 is provided with a pair of pivoting portions pivotally connected to the two clamping portions 34. The pivoting portions are pivotally connected to the two sides of the base portion 41 in the pivot hole 341. Pivot 411. The card edge connector 100 further includes at least one metal fastener 35 mounted to the side portion 32 or the end portion 33 of the plastic outer casing 3. Correspondingly, the side portion 32 is provided with a convex portion 321 protruding outward. And a first holding groove 3211 for mounting the metal fastener 35 in the convex portion 321 , and a bottom edge of the end portion 33 is also provided with a second holding groove 332 for mounting the metal fastener 35, The bottom edges of the side portions 32 and the end portions 33 are provided with the metal fasteners 35, which can effectively enhance the stability of the card edge connector 100 to the circuit board (not shown). The plastic housing 3 is further provided with a rest portion that is supported downwardly around the top surface 11 of the insulative housing 1 , and the bracket portion includes an upper end extending from the side portion 32 and the end portion 33 to the receiving space 311 . The first frame portion 322 and the second frame portion 333 at the two ends of the side portion 32 extend upward through the second frame portion 333. The inner wall surface of the side portion 32 and the end portion 33 of the plastic outer casing 3 is provided with a rib 323 that interferes with the side wall 13 and the end wall 14 of the insulating body 1. Since the latching portion 34 and the recess 331 are both disposed on the plastic outer casing 3, the latching mechanism 4 is pivotally connected to the plastic outer casing 3 instead of the insulative housing 1, thereby not only reducing the insulative housing 1 The manufacturing difficulty increases the structural strength of the insulating body 1. In addition, the card edge connector 100 of the present invention provides a flexible deformation space for the plastic outer casing 3 when assembled to the insulative housing 1 by providing a recess 331 at the end portion 33 of the plastic outer casing 3, which facilitates the installation. The assembly of the plastic outer casing 3; and the holding portion 34 is located at two sides of the groove 331. When the locking mechanism 4 is assembled to the holding portion 34, the groove 331 is also The elastic deformation of the catch portion 34 provides a space for the pivotal portion to be more easily assembled to the two catching portions 34 of the card locking mechanism 4.

Referring to another embodiment shown in FIG. 7, the card edge connector 200 of the present invention can be used for mounting to a circuit board (not shown) for plugging an electronic card ( Not shown). The main difference between the card edge connector 200 and the card edge connector 100 described above is that the card edge connector 200 side portion 32 does not secure the card edge connector 100 by mounting the metal fastener 35, but by setting a fixing portion 36 integrally extending downward from a bottom edge of the side portion 32, the fixing portion 36 including a vertical portion 361 extending from a bottom edge of the side portion 32 and a free end from the vertical portion 361 a hook portion 362 extending from the free end of the vertical portion 361 to the outside of the receiving space 311 and extending out to the circuit board (not shown) The card edge connector 200 is secured. The card edge connector 200 of the present invention can effectively strengthen the insertion and extraction strength of the card edge connector 200 and increase the card edge connector by providing the metal locking member 35 on the side portion 32 and the end portion 33. 200 stability after installation.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the foregoing embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application.

100‧‧‧ card edge connector

1‧‧‧Insulating body

11‧‧‧ top surface

111‧‧‧Central slot

12‧‧‧Installation surface

13‧‧‧ side wall

14‧‧‧End wall

2‧‧‧Electrical terminals

200‧‧‧ card edge connector

3‧‧‧Plastic shell

31‧‧‧ top

311‧‧‧ accommodating space

32‧‧‧ side

321‧‧‧ convex

3211‧‧‧First holding slot

322‧‧‧First support

323‧‧‧ ribs

33‧‧‧End

331‧‧‧ Groove

332‧‧‧Second holding groove

333‧‧‧Second support

34‧‧‧Cars Department

341‧‧‧Pivot

342‧‧‧ holding slot

343‧‧‧Connecting Department

35‧‧‧Metal lock firmware

36‧‧‧Fixed Department

361‧‧‧ vertical

362‧‧‧K hook section

4‧‧‧Lock card mechanism

41‧‧‧ base

411‧‧‧ pivot

42‧‧‧Detention Department

421‧‧‧ Barb

43‧‧‧Turning Department

44‧‧‧stops

no

1‧‧‧Insulating body

11‧‧‧ top surface

111‧‧‧Central slot

12‧‧‧Installation surface

13‧‧‧ side wall

14‧‧‧End wall

2‧‧‧Electrical terminals

3‧‧‧Plastic shell

31‧‧‧ top

311‧‧‧ accommodating space

32‧‧‧ side

321‧‧‧ convex

322‧‧‧First support

323‧‧‧ ribs

33‧‧‧End

331‧‧‧ Groove

333‧‧‧Second support

34‧‧‧Cars Department

35‧‧‧Metal lock firmware

4‧‧‧Lock card mechanism

Claims (10)

A card edge connector comprising:
The insulative housing includes a top surface and a mounting surface opposite to the top surface, wherein the insulative housing defines a longitudinal direction and is provided with the central slot extending in the longitudinal direction formed by the top surface facing the mounting surface. The central slot is formed by an opposite pair of side walls and a pair of end walls connecting the two side walls;
The conductive terminal is received in the insulating body;
And a plastic housing that covers the insulative housing, the plastic housing having a receiving space for receiving the insulative housing, the receiving space being a pair of side portions respectively corresponding to the side wall and the end wall And a pair of end portions are formed;
At least one end of the plastic housing is provided with a recess, the end portion integrally extends outwardly with a pair of latching portions, the latching portion is located at two sides of the recess, and the latching mechanism is provided with a pair The pivoting portion is pivotally connected to the two latching portions. The card edge connector of claim 1, wherein the opposite side of the holding portion is provided with a pivot hole, the locking mechanism is provided with a base, and the pivoting portion is a pair of pivotal joints. A pivot axis located on both sides of the base in the pivot hole. The card edge connector of claim 2, wherein the card locking mechanism is provided with a pair of latching portions on both sides of the base, a pulling portion extending upward from the base portion, and a stopping portion between the clamping portions, the end of the fastening portion is provided with a barb, and the opposite outer side of the holding portion is provided with a fastening groove that cooperates with the barb. The card edge connector of claim 3, wherein a connecting portion is integrally connected between the two holding portions, the connecting portion integrally extending from the end of the plastic casing and located in the groove Below. The card edge connector of claim 4, wherein the card edge connector further comprises at least one metal fastener mounted to a side or end of the plastic case. The card edge connector of claim 4, wherein the plastic case further comprises a fixing portion extending integrally downward from the side portion, the fixing portion including a bottom portion extending from the side edge a vertical portion and a hook portion extending from a free end of the vertical portion, the hook portion extending from the free end of the vertical portion to an outer side of the receiving space. The card edge connector of claim 5, wherein the side portion is provided with a convex portion protruding outwardly and a first holding groove provided in the convex portion, and the metal lock is installed at the same In the first holding groove, the end portion is provided with a second holding groove, and the metal lock is installed in the second holding groove. The card edge connector of claim 7, wherein the plastic outer casing is provided with a frame portion that is supported downwardly around a top surface of the insulative housing, and the frame portion includes a side portion respectively And a first frame portion and a second frame portion extending from the upper end of the end portion to the receiving space, the groove extending upward through the second frame portion. The card edge connector of claim 8, wherein the inner wall surface of the side portion and the end portion of the plastic outer casing is provided with a rib that interferes with the side wall and the end wall of the insulating body. A card edge connector comprising:
The insulating body is provided with a vertically long central slot;
Conductive terminals are arranged on opposite sides of the central slot;
Locking mechanism; and plastic outer casing;
The plastic outer casing is one-piece and sleeved on the outer side of the insulating body, and at least one end of the plastic outer casing is provided with a pair of engaging portions that cooperate with the locking mechanism.