CN106997993B

CN106997993B - Card edge connector

Info

Publication number: CN106997993B
Application number: CN201610048025.8A
Authority: CN
Inventors: 牛国祥; 房军
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2016-01-25
Filing date: 2016-01-25
Publication date: 2020-06-30
Anticipated expiration: 2036-01-25
Also published as: TW201733215A; CN106997993A; TWI711223B

Abstract

The utility model provides a card edge connector, include along the insulator that lengthwise direction extends, accept in conductive terminal in the insulator and locate the locking mechanism on the insulator, insulator has the top surface and the installation face relative with the top surface, insulator is equipped with certainly the top surface is concave establishes and is formed and follow the central authorities slot that lengthwise direction extends, card edge connector still includes the reinforcement, the reinforcement has the main part, certainly the lateral part that the main part both sides extend along vertical direction and certainly the afterbody that the lateral part extends and extend the installation face, the main part sets up and the fixing is in along vertical direction in the insulator, by the setting up reinforcing insulator and the intensity of preventing slow-witted grid and promote the stability of insulator installation of reinforcement.

Description

Card edge connector

[ technical field ] A method for producing a semiconductor device

The present invention relates to a card edge connector, and more particularly, to a card edge connector having a stiffener.

[ background of the invention ]

Taiwan patent No. M294139 discloses a card edge connector, which is mounted to a circuit board and used for inserting an electronic card, and includes an insulating body, conductive terminals housed in the insulating body, a card locking mechanism mounted at an end of the insulating body, and a metal casing covering the insulating body, where the insulating body is provided with a central slot and end walls located at two ends of the central slot, and a dead-proof grid for preventing the electronic card from being inserted reversely is disposed in the central slot of the card edge connector.

Therefore, there is a need to modify existing card edge connectors to overcome the above-mentioned drawbacks.

[ summary of the invention ]

The invention aims to provide a card edge connector capable of improving structural strength.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a card edge connector, include along the insulator that lengthwise direction extends, accept in conductive terminal in the insulator and locate the locking mechanism on the insulator, insulator has the top surface and the installation face relative with the top surface, insulator is equipped with certainly the top surface is concave establishes and is formed and follow the central slot that lengthwise direction extends, its characterized in that: the card edge connector further comprises a reinforcing piece, wherein the reinforcing piece is provided with a main body part, side parts extending from two sides of the main body part along the vertical direction and a tail part extending from the side parts and extending out of the mounting surface, and the main body part is arranged along the vertical direction and is fixedly held in the insulating body.

Furthermore, the central slot is formed by two opposite side walls and end walls connected with the two side walls in an enclosing mode, a foolproof grid connected with the two side walls is arranged in the central slot, and the main body portion is fixed in the end walls or the grid.

Furthermore, the grid or the end wall is provided with a holding groove for holding the main body part, and the holding groove penetrates through the top surface and the side wall of the insulating body.

Furthermore, the main body part of the reinforcing piece is provided with a beam part and a fixing part extending downwards along the beam part, and barbs fixed in the fixing grooves are arranged on two sides of the fixing part.

Furthermore, the reinforcing member is fixed in the end wall, the card edge connector further comprises a shell covering the insulating body, the shell is provided with a top arranged on the top surface of the insulating body, buckling parts extending convexly along one end of the top and buckling the grating, and two oppositely arranged outer walls extending vertically downwards along two sides of the top, the top is inwards provided with a frame opening part corresponding to one end of the central slot of the insulating body, and the outer walls are inwards provided with two oppositely arranged convex parts towards the frame opening part.

Furthermore, the insulation body is provided with a stopping groove which stops the convex part and is positioned on the side wall, one end of the stopping groove is provided with a stopping part, and the other end of the stopping groove penetrates through the installation surface of the insulation body.

Furthermore, the side part of the reinforcing part comprises a leaning part connected to the two sides of the main body part and a leaning part extending downwards from the lower edge of the leaning part, the leaning part leans against the fixing groove, an embedded groove for the leaning part to lean against is arranged on the side wall of the insulating body, a bending part connected with the leaning part and the tail part and extending from the bending part is further arranged on the side part, the bending part bends and extends from the leaning part, and the tail part bends downwards and extends out of the mounting surface.

Furthermore, the insulating body is provided with terminal grooves which are arranged along the longitudinal direction and are positioned on two sides of the central slot, and the top edge of the embedded groove is communicated with part of the terminal grooves.

In order to achieve the purpose, the invention can also adopt the following technical scheme: the utility model provides a card edge connector, include along the insulator that lengthwise direction extends, accept in conductive terminal in the insulator and locate the locking mechanism on the insulator, insulator has the top surface and the installation face relative with the top surface, insulator is equipped with certainly the top surface is concave establishes the central slot that forms and extend along lengthwise direction, central slot is enclosed by two relative lateral walls and the end wall of connecting the both sides wall and establishes the formation, be provided with the foolproof grid of connecting the both sides wall in the central slot, its characterized in that: the card edge connector further comprises a reinforcing member fixed in the end wall or the grid, wherein the reinforcing member is inserted from top to bottom and fixed on the end wall, and comprises a tail part extending downwards to form a mounting surface.

Further, the reinforcing member is provided with a vertical T-shaped main body part transversely fixed on the end wall and a side part abutted against the opposite side wall, and the tail part extends downwards from the side part to form.

Compared with the prior art, the invention has at least the following beneficial effects: the reinforcing piece is arranged in the card edge connector, the main body part of the reinforcing piece is arranged and fixed in the insulating body along the vertical direction, so that the structural strength of the card edge connector is improved, the main body part of the reinforcing piece can be better fixed in the insulating body along the vertical direction, and meanwhile, the space of the insulating body occupied by the reinforcing piece is also reduced.

[ description of the drawings ]

Fig. 1 is a perspective view of a first embodiment of the card edge connector of the present invention.

Fig. 2 is an exploded perspective view of fig. 1.

Fig. 3 is an exploded perspective view of fig. 1 from another perspective.

Fig. 4 is a cross-sectional view taken along line a-a of fig. 1.

Fig. 5 is a top view of fig. 1.

FIG. 6 is a perspective view of another embodiment of the card edge connector of the present invention

Fig. 7 is an exploded perspective view of fig. 6.

[ detailed description ] embodiments

Referring to the embodiment shown in fig. 1, the card edge connector 100 of the present invention is mounted to a circuit board (not shown) for plugging a card (not shown). The card edge connector 100 includes an insulating body 1 extending along a longitudinal direction, a plurality of conductive terminals 2 accommodated in the insulating body 1, a pair of metal reinforcements 3 disposed on the insulating body 1, and a card locking mechanism 4 mounted at an end of the insulating body 1 for locking an electronic card (not shown).

Referring to the embodiment shown in fig. 2 to 5, the insulating body 1 has a top surface 11 disposed horizontally and a mounting surface 12 disposed parallel to and opposite to the top surface 11, the insulating body 1 has a central slot 111 recessed from the top surface 11 toward the mounting surface 12 for accommodating the electronic card (not shown), the central slot 111 is surrounded by two parallel side walls 13 and end walls 14 connected to end edges of the two side walls 13, and a foolproof grille 15 connected to the two side walls 13 is disposed in the central slot 111.

The reinforcing member 3 is mounted on the insulation body 1 from top to bottom, the reinforcing member 3 has a main body portion 31 disposed in the end wall 14 or the fool-proof grille 15, side portions 32 disposed on two sides of the main body portion 31 and disposed on the side walls 13 of the insulation body 1, and a tail portion 33 extending from the side portions 32 to the mounting surface 12 of the insulation body 1, and the main body portion 31 is disposed in the insulation body 1 in a vertical direction and is fixed. In the present invention, the main body 31 has a beam portion 311 and a holding portion 312 extending downward along the beam portion 311 and held in the foolproof grille 15, correspondingly, the grille 15 or the end wall 14 has a holding groove 16 for holding the main body 31, the holding groove 16 extends upward through the top surface 11 of the insulating main body 1 and transversely extends through the two side walls 13 perpendicular to the longitudinal direction, and barbs 3121 held in the holding groove 16 are further disposed on two sides of the holding portion 312. Therefore, the overall structural strength of the fool-proof grille 15 can be effectively enhanced, and the fool-proof grille 15 can be effectively prevented from being damaged in the process of inserting and extracting an electronic card (not shown). The side portion 32 of the reinforcement 3 includes a frame leaning portion 322 connected to the frame leaning portion 322 disposed at two sides of the main body portion 31 and leaning against the retaining groove 16, and a leaning portion 321 perpendicularly connected to the frame leaning portion 322 and leaning against the side wall 13, the side portion 32 is further provided with a bending portion 34 bent and extended from the leaning portion 321 and connecting the leaning portion 321 and the tail portion 33, and the tail portion 33 is bent downward from the bending portion 34 and extends out of the mounting surface 12. The insulation body 1 is further provided with an embedded groove 131 for the leaning part 321 to lean against and be located on two sides of the side wall 13 and terminal grooves 112 which are arranged in the longitudinal direction and are located on two sides of the central slot 111, the top edge of the embedded groove 131 is communicated with part of the terminal grooves 112, and the embedded groove 131 upwards penetrates through the top surface 11 of the insulation body 1 and downwards penetrates through the mounting surface 12 of the insulation body 1. Specifically, the abutting portion 321 is bent away from the side wall 13 to form a bent portion 34, and the tail portion 33 is bent downward from the bent portion 34 and extends out of the mounting surface 13, so that the tail portion 33 can be away from the side wall 13 to avoid the influence of contact on the soldering portion of the conductive terminal 2 below the mounting surface 12. The size and the recessed depth of the embedded groove 131 are matched with the abutting portion 321 of the reinforcement 3, and in the longitudinal direction of the insulation body 1, the two wall surfaces of the embedded groove 131 are stopped at the two sides of the abutting portion 321 to effectively prevent the reinforcement 3 from moving in the longitudinal direction. An opening area is formed between the two abutting portions 321 of the side portion 32, and the width of the opening area is larger than the width of the central insertion slot 111 of the insulating body 1, so that the electronic card (not shown) is not directly contacted with the stiffener 3 and is not damaged when being inserted into the central insertion slot 111. The card edge connector 100 of the present invention not only can prevent the fool-proof grille 15 or the end wall 14 from being inserted when an electronic card is inserted into the card edge connector 100, but also can improve the structural strength of the card edge connector 100 by disposing a pair of stiffeners 3 at the fool-proof grille 15 and the end wall 14 of the insulating body 1 respectively, and disposing and holding the main body portion 31 of the stiffeners 3 in the vertical direction in the fool-proof grille 15 or the end wall 14 of the insulating body 1; and main part 31 sets up along vertical direction, can fix reinforcer 3 in preventing slow-witted grid 15 and end wall 14 well, has also reduced simultaneously prevent the occupation space of slow-witted grid 15 and end wall 14, need not to increase and prevent slow-witted grid 15 and end wall 14 thickness and volume.

Referring to fig. 6 and 7, in another embodiment, the card edge connector 200 of the present invention can be mounted to a circuit board (not shown), and the card edge connector 200 is used for plugging an electronic card (not shown). The card edge connector 200 differs from the card edge connector 100 described above mainly in that: the card edge connector 200 has a reinforcing member 3 located on the end wall 14 and a housing 5 covering the insulating body 1, the housing 5 has a top 51 disposed on the top surface 11 of the insulating body 1, a buckling portion 52 protruding along one end of the top 51 and buckled on the insulating body 1, and two opposite outer walls 53 vertically extending downwards along two sides of the top 51, the fool-proof grille 17 of the insulating body 1 is not provided with a retaining groove 16 as the card edge connector 100 is provided with, but is provided with a grille 17 buckled with the buckling portion 52. The top portion 51 is inwardly recessed to form a frame opening portion 511 corresponding to one end of the central slot 111 of the insulation body 1, the outer wall 53 is provided with two oppositely arranged protrusions 531 protruding into the frame opening portion 511 and a tail portion 532 extending downward from one end of the outer wall 53 to form the mounting surface 12 of the insulation body 1, the insulation body 1 is further provided with a stop groove 132 for stopping the protrusions 531, the stop groove 132 is located on the side wall 13 and is different from the insertion groove 131, one end of the stop groove 132 is provided with a stop portion 1321 for stopping the protrusions 531 of the housing 5, and the other end of the stop groove 132 penetrates through the mounting surface 12 of the insulation body 1. According to the card edge connector 200 of the present invention, the reinforcing member 3 is disposed at the end wall 14 and the housing 5 is disposed at the fool-proof grill 17, so that the insertion and extraction strength of the fool-proof grill 17 can be effectively enhanced and the stability of the card edge connector 200 after installation can be increased.

In summary, the above is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby. All such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.

Claims

1. The utility model provides a card edge connector, include along the insulator that lengthwise direction extends and accept in conductive terminal in the insulator, insulator has the top surface and the installation face relative with the top surface, insulator is equipped with certainly the top surface is concave establishes and is formed and follow the central slot that lengthwise direction extends, its characterized in that: the card edge connector still includes the reinforcement, the reinforcement has the main part, certainly the lateral part that the vertical direction extends is followed to the main part both sides and certainly the lateral part extends and extends the afterbody of installation face, the main part sets up and the fixing is in along vertical direction in the insulator, the lateral part certainly the both sides of main part are followed lengthwise direction is buckled and is cladded in insulator's surface, the lateral part including connect in the portion of leaning on of main part both sides, certainly lean on the portion of leaning on the paste portion of lower limb downwardly extending, insulator's surface concave be equipped with the confession the embedded groove that the paste portion pasted, the embedded groove upwards runs through insulator's top surface, the installation face that runs through insulator downwards.

2. The card edge connector according to claim 1, wherein: the central slot is formed by two opposite side walls and end walls connected with the two side walls in an enclosing mode, foolproof grids connected with the two side walls are arranged in the central slot, and the main body portion is fixed in the end walls or the grids.

3. The card edge connector as claimed in claim 2, wherein: the grid or the end wall is provided with a fixing groove for fixing the main body part, and the fixing groove penetrates through the top surface and the side wall of the insulating body.

4. The card edge connector as claimed in claim 3, wherein: the main part of reinforcement is equipped with crossbeam portion and follows crossbeam portion downwardly extending's fixing portion, fixing portion both sides are equipped with the fixing in the barb of fixing inslot.

5. The card edge connector as claimed in claim 2, wherein: the reinforcing piece is fixed in the end wall, the card edge connector is further provided with a shell covering the insulating body, the shell is provided with a top part arranged on the top surface of the insulating body, a buckling part protruding from one end of the top part and buckled on the grating and two oppositely arranged outer walls vertically extending downwards along two sides of the top part, the top part is inwards concave and provided with a frame opening part relative to one end of the central slot of the insulating body, and the outer walls are inwards concave and provided with two oppositely arranged convex parts towards the frame opening part.

6. The card edge connector as claimed in claim 5, wherein: the insulation body is provided with a stopping groove which stops the convex part and is positioned on the side wall, one end of the stopping groove is provided with a stopping part, and the other end of the stopping groove penetrates through the installation surface of the insulation body.

7. The card edge connector as claimed in claim 3, wherein: the frame leaning part is leaned against the fixing groove, the side part is also provided with a bending part which is bent and extended from the leaning part and is connected with the leaning part and the tail part, and the tail part is bent downwards from the bending part and extends out of the mounting surface.

8. The card edge connector as claimed in claim 7, wherein: the insulating body is provided with terminal grooves which are arranged along the longitudinal direction and are positioned on two sides of the central slot, and the top edge of the embedded groove is communicated with part of the terminal grooves.

9. The utility model provides a card edge connector, include along the insulator that lengthwise direction extends and accept in conductive terminal in the insulator, insulator has the top surface and the installation face relative with the top surface, insulator is equipped with certainly the concave central slot that forms and extend along lengthwise direction of establishing of top surface, central slot encloses by the end wall of two relative lateral walls and connection both sides wall and establishes the formation, be provided with the fool-proof grid of connecting both sides wall in the central slot, its characterized in that: the card edge connector is characterized in that the card edge connector further comprises a reinforcing piece fixed in the end wall or the grid, the reinforcing piece is inserted downwards from the top and fixed in the end wall and comprises a tail portion extending downwards to form a mounting surface, the reinforcing piece is provided with a main body portion fixed in the insulating body and a lateral portion bent in the longitudinal direction and arranged on two sides of the main body portion, the tail portion extends downwards to form the lateral portion, the lateral portion covers the outer surface of the insulating body, the lateral portion comprises a leaning portion connected to two sides of the main body portion and a leaning portion extending downwards from the lower edge of the leaning portion, an embedded groove for the leaning portion to lean against is concavely arranged on the outer surface of the insulating body, and the embedded groove upwards penetrates through the top surface of the insulating body and downwards penetrates through the mounting surface of the insulating body.

10. The card edge connector as claimed in claim 9, wherein: the main body portion is T-shaped, vertically and transversely fixed to the end wall, and the side portions abut against the opposite side walls.