TW201735469A - Card edge connector - Google Patents

Abstract

A card edge connector includes an insulative housing, a plurality of conductive contacts, a metal shell surrounding the insulative housing and a latching mechanism. The insulative housing has a top surface and a mounting surface, the insulative housing defining two side walls and two end walls connecting said two side walls, the walls form a central slot penetrating the top surface. The end walls define two town portions assembling the latching mechanism. The metal shell includes two side portions surrounding said side walls and two connecting portions connecting said two side portions, and the metal shell is assembled on the insulative housing from up to down. The metal shell also defines a locking portion with a locking foot extending out of the mounting surface and assembled in the insulative housing. The setting of the metal shell enhances the strength and stability 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 lock plate portion.

The prior art can refer to a card edge connector disclosed in Taiwan Patent No. TWM294139, which is used to connect a circuit board. The card edge connector includes a longitudinally-shaped insulating body provided with a central slot, a plurality of conductive terminals, and a metal housing having a shielding effect, wherein the metal housing covers the outer side of the insulating body, The bottom of the insulative housing is provided with a plurality of locking plate portions for fixing the card edge connector to the circuit board. However, the metal casing does not have a holding effect for restricting the card edge connector from swaying during the plugging and unplugging process, reduces the life of the card edge connector, has limited bearing capacity, and does not have the reinforcement of the strength of the foolproof grid. unit.

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 capable of improving strength and stability.

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 metal case shielding the insulating body, and a locking mechanism mounted on the insulating body, the insulating body having a top surface and a top surface opposite the mounting surface, the insulating body includes two opposite side walls and two end walls connecting the side walls, the side wall and the end wall are encircled to extend through a central slot of the top surface, and the end wall is provided with a pivot a tower portion of the lock mechanism, the metal casing includes two side portions attached to an outer side surface of the side wall and a connecting portion connecting the two side portions, and the metal shell is assembled from the top to the bottom To the insulative housing, the metal housing is further provided with an integrally extending lock plate portion, and the lock plate portion is mounted in the insulating body and has a lock plate leg extending from the mounting surface.

Compared with the prior art, the present invention has at least the following beneficial effects: the card edge connector of the present invention includes a lock plate portion integrally extending from the metal casing, which cooperates with the insulating body tower portion, and the lock plate portion can The insulating body is effectively mounted and held to the circuit board, thereby ensuring stability of the card edge connector of the present invention in multiple use and other vibration situations.

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

The second figure is an exploded perspective view of the card edge connector shown in the first figure;

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

The fourth figure is a partial enlarged view of the card edge connector shown in the third figure;

Figure 5 is a partial enlarged view of the card edge connector shown in Figure 2;

Figure 6 is a cross-sectional view of the card edge connector shown in the first figure taken along line VI-VI;

Figure 7 is a cross-sectional view of the card edge connector shown in the first figure taken along line VII-VII.

Referring to the first figure, the card edge connector 100 of the present invention is used to plug an electronic card (not shown). The card edge connector 100 includes an elongated insulating body 1 , a conductive terminal 2 received in the insulating body 1 , a metal case 3 shielding the insulating body 1 , and at least one end of the insulating body 1 . A locking mechanism 4 for locking an electronic card (not shown).

Referring to the second and third figures, the insulative housing 1 includes a horizontally disposed top surface 11 and a mounting surface 12 disposed opposite the top surface 11. The insulative housing 1 includes two opposite side walls 14 and connecting side walls. The two end walls 141 of the 14 are disposed, and the side wall 14 and the end wall 141 are disposed to extend through the central slot 13 of the top surface 11. The central slot 13 is disposed along the longitudinal direction of the insulating body 1 Two parallel opposing side walls 14 and an end wall 141 connecting the two side walls 14 are formed. The central slot 13 is provided with a foolproof grill 131 connecting the two side walls 14. The end wall 141 of the insulative housing 1 is provided with a tower portion 15 pivotally mounted with the locking mechanism 4, and the tower portion 15 is provided with a mounting groove 151 for receiving the locking mechanism 4.

Referring to the second to fourth figures, the metal casing 3 includes two side portions 32 that are attached to the outer side surfaces of the side walls 14 of the insulative housing 1 and a connecting portion connecting the two side portions 32. The connecting portion includes a first connecting portion 33 parallel to the top surface 11 of the insulative housing 1 and located outside the locking mechanism 4, and a top end connected to the side portions 32 and covered on the foolproof grill 131. The second connecting portion 34, the first connecting portion 33 and the second connecting portion 34 are parallel to each other and higher than the top surface of the metal casing 3, and the first connecting portion 33 is disposed on the tower portion 15 The outer side of the longitudinal direction restricts the latching mechanism 4 from pivoting excessively outward. The metal casing 3 is assembled from the top to the insulative housing 1 , and the metal casing 3 is further provided with a lock plate portion 31 extending integrally downward from an inner edge of the first connecting portion 33, The lock plate portion 31 is disposed in the insulative housing 1 and has a lock plate leg 311 extending from the mounting surface 12, and the second connecting portion 34 has a reinforcement attached to the top surface of the foolproof grill 131 The portion 341 and the self-reinforcing portion 341 are bent downwardly and extend into the guiding portion 342 in the central slot 13. However, the second connecting portion 34 may also be provided integrally extending from the second connecting portion 34 to the mounting portion. The lock plate portion 31 of the face 12 is used to better secure the card edge connector 100. With reference to the sixth and seventh figures, the tower portion 15 is provided with a receiving groove 1512 extending through the mounting surface 12 for the locking plate foot 311 to pass through the bottom wall 152 of the mounting groove 151. The receiving groove 1512 of the tower portion 15 is further provided with a stopping portion 154 for the locking plate foot 311 to abut and restrict the excessive locking of the locking plate portion 31 in the vertical direction, and the locking plate foot 311 is a pair. The fork legs are disposed on the stop portion 154. The side edges of the two side portions 32 of the metal housing 3 extend toward each other at an end portion thereof to form an extending portion 321 , and the two extending portions 321 further extend perpendicularly toward the central slot 13 to extend the latching portion 3211 . The end wall 141 of the insulative housing 1 is provided with a locking groove 153 for fixing the latching portion 3211 therein. The card edge connector 100 of the present invention integrally extends a lock plate portion 31 by adding a metal case 3 and at both end portions of the metal case 3, and the pair of lock plate portions 31 are respectively disposed on the tower The inside of the mounting groove 151 of the shape portion 15 can not only prevent the locking mechanism 4 from being worn during the process of locking and releasing, but also can improve the structural strength of the card edge connector 100 and insert and remove the electronic card (not shown). The stability during the process, thereby increasing the service life of the card edge connector 100.

Referring to the fifth to seventh embodiments, a bent portion 35 is connected between the first connecting portion 33 and the lock plate portion 31, and the bent portion 35 includes a mounting portion from the first connecting portion 33. a first section 351 extending from the bottom wall 152 of the slot 151 and a rest section 352 extending from the first section 351 and extending over the bottom wall 152 of the receiving slot 1512, the bent portion 35 being received in the tower shape The mounting groove 151 of the portion 15 extends from the frame portion 352. In conjunction with the second and third figures, the metal housing 3 is further provided with a retaining portion 323 extending along the bottom end of the side portion 32 toward the central slot 13 and disposed opposite the second connecting portion 34. The mounting surface 12 of the insulative housing 1 is provided with a convex portion 121 disposed opposite to the foolproof grill 131. The retaining portion 323 is fixed on the convex portion 121, and the lock card is combined with the first figure. A seating space is provided between the mechanism 4 and the first connecting portion 33 for pivoting the locking mechanism 4 and restricting the locking mechanism 4 from excessively pivoting. The card edge connector 100 of the present invention can not only strengthen the insertion and extraction strength of the foolproof grill 131 but also effectively strengthen the metal shell by providing the first connecting portion 33 and the second connecting portion 34 at the top end of the metal casing 3. The strength of the body 3 thus better secures the card edge connector 100 to the circuit board (not shown) to enhance the stability of the card edge connector 100 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

12‧‧‧Installation surface

121‧‧‧ convex

13‧‧‧Central slot

131‧‧‧Dangerproof grille

14‧‧‧ side wall

141‧‧‧End wall

15‧‧‧Tower

151‧‧‧Installation slot

1512‧‧‧ Reception trough

152‧‧‧ bottom wall

153‧‧‧卡固槽

154‧‧‧stop

2‧‧‧Electrical terminals

3‧‧‧Metal housing

31‧‧‧Lock plate department

32‧‧‧ side

321‧‧‧Extension

3211‧‧‧Cars Department

323‧‧‧ Holding Department

33‧‧‧First connection

34‧‧‧Second connection

341‧‧‧ Strengthening Department

342‧‧‧Guide

35‧‧‧Bending

351‧‧‧ first paragraph

352‧‧‧Support section

4‧‧‧Lock card mechanism

no

1‧‧‧Insulating body

12‧‧‧Installation surface

121‧‧‧ convex

14‧‧‧ side wall

3‧‧‧Metal housing

32‧‧‧ side

323‧‧‧ Holding Department

4‧‧‧Lock card mechanism

Claims (10)

A card edge connector comprising:
The insulative housing comprises a top surface, a mounting surface opposite to the top surface, two opposite side walls and two end walls connecting the side walls, the side walls and the end wall enclosing a central slot extending through the top surface, the end The wall is provided with a tower portion pivoting the locking mechanism;
The conductive terminal is received in the insulating body;
The locking mechanism is mounted on the insulative housing; and the metal housing shields the insulative housing, the metal housing includes two sides attached to the outer side of the side wall and a connecting portion connecting the two sides ;
Wherein the metal housing is assembled from the top to the bottom of the insulative housing, and the metal housing is further provided with an integrally extending lock plate portion, the lock plate portion being mounted in the insulating body and having an extension The lock plate foot of the mounting surface. The card edge connector of claim 1, wherein the connecting portion comprises a first connecting portion parallel to a top surface of the insulating body and located outside the locking mechanism, the locking plate portion The inner edge of the first connecting portion is formed to extend downward. The card edge connector of claim 2, wherein a space for the pivoting of the card locking mechanism is provided between the card locking mechanism and the first connecting portion. The card edge connector of claim 2, wherein the tower portion is provided with a mounting groove for receiving the card locking mechanism, and the first connecting portion and the lock plate portion are connected with a bend a folding portion, the bending portion is received in the mounting groove, the tower portion is provided with a receiving groove penetrating the mounting surface on a bottom wall of the mounting groove, and the locking plate foot passes through the receiving groove . The card edge connector of claim 4, wherein the bending portion comprises a first segment extending from the first connecting portion toward the bottom wall of the mounting groove and extending from the first segment and extending in the receiving groove a rest section of the bottom wall, the lock plate foot extending from the frame rest section. The card edge connector of claim 4, wherein the end wall of the insulative housing is provided with a retaining groove, and the side edges of the two sides of the metal case extend toward each other. An extending portion further extends from the central slot to the latching portion, and the latching portion is fixed to the locking slot. The card edge connector of claim 4, wherein the receiving slot is further provided with a stopping portion, the locking plate foot is a pair of fork legs, and the pair of fork legs are disposed at the stop Ministry. The card edge connector of claim 1 or 2, wherein the central slot is provided with a foolproof grille connecting the two side walls, the connecting portion comprising a top end connected to the two side portions and a second connecting portion covering the foolproof grille, the second connecting portion having a reinforcing portion attached to the top surface of the foolproof grille and a guide extending downward from the reinforcing portion into the central slot Leading section. The card edge connector of claim 8, wherein the metal housing is further provided with a retaining portion extending along the bottom end of the side portion toward the central slot, the mounting surface of the insulating body A convex portion disposed opposite to the foolproof grill is disposed, and the retaining portion is retained by the convex portion. The card edge connector of claim 9, wherein the first connecting portion and the second connecting portion are parallel to each other and higher than a top surface of the metal casing.