TWM625873U - Card edge connector - Google Patents

Abstract

The present invention provides a card edge connector capable of connecting a printed circuit board and a flexible flat wire. The printed circuit board has a buckle hole, an electrode sheet, a first notch, a third notch, a first surface and a second surface on the corresponding side of the first surface. The card edge connector includes a body, a buckle and a terminal. The body includes an insertion port, a first accommodating space, a third accommodating space, a second retaining wall and a fourth retaining wall. The buckle includes a pressing member an elastic piece and a buckle block. The terminal can electrically connect the flexible flat wire and the electrode sheet. Wherein, after the pressing member is subjected to a force, the buckle is unlocked from the printed circuit board, and the flexible flat wire can be connected to the terminal through the insertion port before or after the body is connected to the printed circuit board.

Description

card edge connector

The present invention belongs to the technical field of connectors, especially a card edge connector that can be locked and unlocked on a printed circuit board and a flexible flat wire.

Traditionally, the card edge connector is locked on the printed circuit board, so that the cable with the card edge connector, such as single-core copper wire or copper stranded wire, can be electrically connected to the printed circuit board through the card edge connector. electrode.

In view of this, this creation proposes a card edge connector, which can be used to solve the problems that cannot be solved by the traditional method.

The first objective of the present invention is to provide a card edge connector capable of connecting a printed circuit board and a flexible flat wire.

The second objective of the present invention is to provide single or multiple clips according to the above-mentioned card edge connector, so as to fix the card edge connector on the printed circuit board.

The third objective of the present invention is to provide various terminal structures according to the above-mentioned card edge connector, so as to achieve the purpose of electrically connecting the printed circuit board and the flexible flat conductor.

The fourth objective of the present invention is to provide a retaining wall with asymmetric thickness according to the above-mentioned card edge connector, so as to avoid mis-insertion and achieve the purpose of foolproofing.

The fifth object of the present invention is to provide a positioning retaining wall according to the above-mentioned card edge connector, so as to achieve the purpose of guiding the card edge connector to be inserted into the printed circuit board.

In order to achieve the above object and other objects, the present invention provides a card edge connector capable of connecting a printed circuit board and a flexible flat wire. Wherein, the printed circuit board has a snap hole, an electrode piece, a first notch, a third notch, a first surface and a second surface on the corresponding side of the first surface, and the second surface has electrode pieces and The snap hole penetrates through the first surface and the second surface. The card edge connector includes a body, a clip and a terminal. The body includes an insertion opening, a first accommodating space, a third accommodating space, a second retaining wall and a fourth retaining wall. The insertion port can be connected to the flexible flat wire and the first accommodating space and the third accommodating space can be connected to the printed circuit board. The width of the second retaining wall is smaller than or equal to the width of the fourth retaining wall, and the second retaining wall can be disposed corresponding to the first gap and the fourth retaining wall can be disposed corresponding to the third gap. The buckling piece includes a pushing piece, an elastic piece and a buckling block. The elastic piece connects the push piece and the buckle block, and the elastic piece is arranged on the body, and the buckle block is formed on the free end of the buckle piece so as to be able to be arranged corresponding to the buckle hole and the push piece is formed on the other free end of the buckle piece end to be able to receive the force. The terminals are arranged in the insertion port, the first accommodating space and the third accommodating space. The terminal can electrically connect the flexible flat wire and the electrode sheet. Wherein, when the body moves toward the printed circuit board, the second blocking wall can be inserted into the first notch, the fourth blocking wall can be inserted into the third notch, and the snap block is inserted into the snap hole, so that the body is locked in the printed circuit by the snap element. After the circuit board and the pushing member are subjected to the action of the force, the elastic member is deformed, so that the buckle block is separated from the buckle hole, so that the The buckle is unlocked from the printed circuit board, and the flexible flat wire is selectively connected to the terminal through the insertion port before or after the main body is connected with the printed circuit board.

Compared with the traditional card edge connector, the present invention proposes a card edge connector, which can be applied to printed circuit boards and flexible flat conductors. In addition, through the design of various structures, it can be realized that the moving direction of the clip can be parallel to the first surface or the second surface of the printed circuit board, or the moving direction of the clip can be perpendicular to the first surface of the printed circuit board. a surface or a second surface.

2, 2', 2''', 2'''', 2''''', 2'''''': printed circuit board

22, 22''', 22'''''': first surface

24, 24''', 24'''''': Second surface

26, 26, 26''', 26'''', 26''''', 26'''''': Snap hole

28, 28''', 28'''''': The first gap

210, 210''', 210'''''': The third gap

212: Fifth Gap

214, 214''', 214'''''': electrode sheet

4, 4', 4''', 4'''', 4'''''': flexible flat wire

10, 10', 10", 10''', 10'''', 10''''', 10'''''': Card edge connectors

102, 102', 102", 102''', 102'''', 102''''', 102'''''': Ontology

1021': second extension

106, 106', 106", 106''', 106'''', 106''''': Snaps

1061: First extension

1062, 1062', 1062", 1062''', 1062'''', 1062''''', 1062'''''': Snap block

1064, 1064', 1064", 1064''', 1064'''', 1064''''', 1064'''''': Pusher

10642": Flank

108, 108', 108", 108''': Insertion port

1010, 1010', 1010", 1010''', 1010'''': Terminals

10102, 10102', 10102''''': Connection part

10104, 10104', 10104'''', 10104''''': first contact part

10106, 10106', 10106'''', 10106''''': second contact part

10108'''': Fixed part

1012, 1012', 1012", 1012''': Second retaining wall

1014, 1014', 1014", 1014''': Fourth retaining wall

1016: Sixth Retaining Wall

1018: Eighth Retaining Wall

1020, 1020', 1020", 1020''': elastic parts

1022, 1022", 1022''': Buffer

1023", 1023''': the second gap

1024": Stopper

SP1, SP1', SP1": the first accommodation space

SP3, SP3', SP3": the third accommodation space

SP5''': The fifth accommodation space

FIG. 1 is a three-dimensional schematic diagram of the card edge connector according to the first embodiment of the present invention.

FIG. 2( a ) is a top view illustrating the printed circuit board of FIG. 1 of the present invention.

FIG. 2(b) is a bottom view illustrating the printed circuit board of FIG. 1 of the present invention.

FIG. 3( a ) is a top view illustrating the terminal provided in the body of FIG. 1 of the present invention.

Fig. 3(b) is a bottom view illustrating the terminal provided on the body of Fig. 1 of the present invention.

FIG. 3( c ) is a rear view illustrating the terminal provided on the body of FIG. 1 of the present invention.

FIG. 3(d) is a front view illustrating the terminal provided on the body of FIG. 1 of the present invention.

FIG. 4( a ) is a first cross-sectional schematic diagram illustrating the card edge connector of FIG. 1 of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 4( b ) is a second schematic cross-sectional view illustrating the card edge connector of FIG. 1 combined with the printed circuit board and the flexible flat wire.

FIG. 5( a ) is a schematic perspective view of the card edge connector of the second embodiment of the present invention.

FIG. 5( b ) is a schematic perspective view of the card edge connector of the second embodiment of the present invention.

FIG. 6( a ) is a first cross-sectional schematic diagram illustrating the card edge connector of FIGS. 5( a ) and 5 ( b ) of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 6(b) is a second schematic cross-sectional view illustrating the card edge connector of FIGS. 5(a) and 5(b) combined with the printed circuit board and the flexible flat wire.

FIG. 7( a ) is a schematic perspective view of the card edge connector of the third embodiment of the present invention.

FIG. 7( b ) is a three-dimensional schematic diagram of the card edge connector of the third embodiment of the present invention.

FIG. 8 is a schematic cross-sectional view illustrating the card edge connector of FIGS. 7( a ) and 7 ( b ) of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 9( a ) is a schematic three-dimensional view of the card edge connector according to the fourth embodiment of the present invention.

FIG. 9( b ) is a schematic three-dimensional view of the card edge connector of the fourth embodiment of the present invention.

Fig. 10(a) is a schematic diagram illustrating the connection between the card edge connector of Figs. 9(a) and 9(b) of the present invention to connect the printed circuit board and the flexible flat conductor.

FIG. 10( b ) is a bottom view illustrating the printed circuit board of the fourth embodiment of the present invention.

FIG. 10( c ) is a top view illustrating the printed circuit board according to the fourth embodiment of the present invention.

FIG. 11 is a schematic cross-sectional view illustrating the card edge connector of FIG. 10( a ) of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 12( a ) is a schematic three-dimensional view of the card edge connector of the fifth embodiment of the present invention.

Fig. 12(b) is a perspective view of the card edge connector of the fifth embodiment of the present invention.

13 is a schematic cross-sectional view illustrating the card edge connector of FIGS. 12( a ) and 12 ( b ) of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 14( a ) is a schematic three-dimensional view of the card edge connector of the sixth embodiment of the present invention.

FIG. 14( b ) is a schematic perspective view of the card edge connector of the sixth embodiment of the present invention.

FIG. 15 is a schematic cross-sectional view illustrating the card edge connector of FIGS. 14( a ) and 14 ( b ) of the present invention combined with a printed circuit board and a flexible flat conductor.

FIG. 16( a ) is a schematic three-dimensional view of the card edge connector of the sixth embodiment of the present invention.

FIG. 16( b ) is a schematic perspective view of the card edge connector of the sixth embodiment of the present invention.

Fig. 16(c) is a bottom view of the card edge connector of the sixth embodiment of the present invention.

Fig. 17(a) is a bottom view illustrating the printed circuit boards of Figs. 16(a) to 16(c) of the present creation, respectively.

Fig. 17(b) is a top view illustrating the printed circuit boards of Figs. 16(a) to 16(c) of the present creation, respectively.

In order to fully understand the purpose, features and effects of this creation, the following specific embodiments are used in conjunction with the accompanying drawings to give a detailed description of this creation, as follows.

In this work, the use of "a" or "an" is used to describe the elements, elements and components described herein. This is only for the convenience of explanation and to provide a general meaning to the scope of this creation. Thus, unless it is clear that it is meant otherwise, such descriptions should be read to include one, at least one, and the singular also includes the plural.

In this work, the terms "includes," "includes," "has," "includes," or any other similar terms are intended to cover non-exclusive inclusions. For example, an element, structure, article or device containing a plurality of elements is not limited to those elements listed herein, but may include not explicitly listed but generally inherent to the element, structure, article or device other requirements. Otherwise, unless expressly stated to the contrary, the term "or" refers to an inclusive "or" and not an exclusive "or".

Please refer to FIG. 1 , which is a three-dimensional schematic diagram of the card edge connector according to the first embodiment of the present invention. In FIG. 1 , the card edge connector 10 is capable of connecting a printed circuit board 2 and a flexible flat conductor 4 . In addition, referring to FIGS. 2( a ) and 2 ( b ) together, a top view and a bottom view of the printed circuit board of FIG. 1 of the present invention are respectively described. In FIGS. 2( a ) and 2 ( b ), the printed circuit board 2 has a snap hole 26 , an electrode sheet 214 , a first notch 28 , a third notch 210 , a first surface 22 and a first surface A second surface 24 on the corresponding side of the 22 , and the second surface 24 has an electrode sheet 214 and a snap hole 26 penetrating the first surface 22 and the second surface 24 . Here, the opening size of the first notch 28 is smaller than the opening size of the third notch 210 . In addition, the number of the first openings 28 is described by taking one as an example, and in other embodiments, the number of the first openings 28 may also be two or more.

Referring to FIGS. 3( a ) to 3 ( d ) together, it is a schematic diagram illustrating various perspectives of the terminals provided on the body of FIG. 1 of the present invention. Fig. 3(a) is a top view illustrating the terminal set on the body of Fig. 1 of the present invention; Fig. 3(b) is a bottom view illustrating the terminal set on the body of Fig. 1 of the present invention; A rear view of the setting terminal; and, FIG. 3(d) is a front view illustrating the body setting terminal of FIG. 1 of the present invention.

The card edge connector 10 includes a body 102 , a clip 106 and a terminal 1010 .

The body 102 includes an insertion opening 108 , a first accommodating space SP1 , a third accommodating space SP3 , a second retaining wall 1012 and a fourth retaining wall 1014 . The insertion port 108 can be connected to the flexible flat wire 4 and the first accommodating space SP1 and the third accommodating space SP3 can be connected to the printed circuit board 2 . Here, the width of the second retaining wall 1012 is smaller than the width of the fourth retaining wall 1014 . In other embodiments, the width of the second retaining wall 1012 may be equal to the width of the fourth retaining wall 1014 . In addition, the second blocking wall 1012 can be provided corresponding to the first notch 28 and the fourth blocking wall 1014 can be provided corresponding to the third notch 210 .

In another embodiment, the body 102 further includes a buffer member 1022 to buffer and stop the deformation of the elastic member 1020 continuously.

Referring to FIGS. 4( a ) to 4 ( b ) together, it is a schematic cross-sectional view illustrating the card edge connector of FIG. 1 combined with the printed circuit board and the flexible flat wire. 4(a) is a first cross-sectional schematic diagram illustrating the card edge connector of FIG. 1 of the present invention combined with a printed circuit board and a flexible flat wire; and FIG. 4(b) is a diagram illustrating the card edge connector of FIG. 1 of the present invention combined with printing A second schematic cross-sectional view of the circuit board and the flexible flat conductor.

The latching member 106 includes a pushing member 1064 , an elastic member 1020 and a latching block 1062 . The elastic member 1020 is connected to the pressing member 1064 and the latching block 1062 , and the elastic member 1020 is disposed on the body 10 , and the latching block 1062 is formed on the free end of the latching member 106 so as to be able to correspond to the latching hole 26 and the pressing member 1064 The other free end of the clip 1062 is formed to receive force (not shown).

Here, the fastener 106 further includes a first extension portion 1061 , which extends from one side of the insertion port 108 to extend the length of the lever arm of the fastener 106 .

The terminal 1010 is disposed in the insertion port 108 , the first accommodating space SP1 and the third accommodating space SP3 . In addition, the terminal 1010 can electrically connect the flexible flat wire 4 and the electrode sheet 214 . The terminal 1010 further includes a first contact portion 10104 and a second contact portion 10106 . The first contact portion 10104 and the second contact portion 10106 are respectively formed at two free ends of the terminal 1010 . The first contact portion 10104 can be connected to the flexible flat wire 4 and the second contact portion 10106 can be connected to the electrode sheet 214 . Here, the terminal 1010 further includes a connecting portion 10102 formed between the first contact portion 10104 and the second contact portion 10106 . The first contact portion 10104 and the second contact portion 10106 are connected by the connecting portion 10102, so that when the main body 102 is connected to the printed circuit board 2, the first contact portion 10104 is adjacent to the first surface 22 and the second contact portion 10104. The contact portion 10106 is adjacent to the second surface 24 such that the first contact portion 10104 is between the first surface 22 and the flexible flat wire 4 .

Therefore, when the body 102 moves toward the printed circuit board 2 , the second blocking wall 1012 can be inserted into the first notch 28 and the fourth blocking wall 1014 can be inserted into the third notch 210 , and the locking block 1062 can be inserted into the locking hole 26 , so that the body 102 is locked on the printed circuit board 2 by means of the clip 106; and, after the pressing member 1064 is subjected to a force, such as in FIG. 4(a), the force is applied to the downward direction, so that the elastic member 1020 will be deformed (for example, the elastic member 1020 is deformed due to the lifting of the pushing member 1064 ), so that the latching block 1062 is separated from the latching hole 26 , so that the latching member 106 is separated from the printed circuit board 2 . Unlock. The flexible flat wire 4 may be inserted into the insertion port 108 after the main body 102 is connected to the printed circuit board 2 , or the flexible flat wire 4 may be inserted into the insertion port 108 before the main body 102 is connected to the printed circuit board 2 mouth 108.

In another embodiment, the main body 102 further includes a positioning retaining wall (refer to the sixth retaining wall 1016 and the eighth retaining wall 1018 of FIG. 3(d) together) and the printed circuit board 2 further includes a fifth notch 212 (together with Refer to Figures 2(a) and 2(b)). The sixth blocking wall 1016 and the eighth blocking wall 1018 are respectively disposed corresponding to the fifth gap 212 , so that when the main body 102 is combined with the printed circuit board 2 , the sixth blocking wall 1016 and the eighth blocking wall 1018 are located along the fifth gap 212 . And let the main body 102 be positioned on the printed circuit board 2 . Among them, two positioning retaining walls are used as an example for illustration, namely the sixth retaining wall 1016 and the eighth retaining wall 1018 mentioned herein. In other embodiments, the positioning retaining walls may be single or more than 2 One, the number of the positioning retaining walls and the number of the fifth notches 212 may be the same or different, and generally speaking, the number of the fifth notches 212 is equal to or more than the number of the positioning retaining walls.

Please refer to FIGS. 5( a ) and 5 ( b ), which are three-dimensional schematic diagrams of the card edge connector according to the second embodiment of the present invention. In Figures 5(a) and 5(b), the card edge connector 10' can also be connected to a printed circuit board. circuit board with a flexible flat conductor 4'. The card edge connector 10' includes a main body 102', a clip 106' and a terminal 1010', which can refer to the description of the body 102, the clip 106 and the terminal 1010 in the first embodiment.

In addition, the main body 102', the clip 106', the terminal 1010', the second retaining wall 1012', the fourth retaining wall 1014', the first accommodating space SP1', the third accommodating space SP3', and the locking block 1062 ', the description of the pushing member 1064', the insertion port 108', etc., which can refer to the description of the first embodiment, and will not be repeated here.

The main difference from the first embodiment is that the body 102 ′ further includes a second extension portion 1021 ′, which extends from one side of the insertion port 108 ′. Here, the end of the second extension part 1021 ′ can be the same as in the first embodiment, except that the end of the second extension part 1021 ′ can be flush with the end of the first extension part 1061 , or can be the same as in the present embodiment, The second extension part 1021 may extend beyond the end of the first extension part 1061 .

6( a ) to 6 ( b ) together, it is a schematic cross-sectional view illustrating the card edge connector of FIGS. 5 ( a ) and 5 ( b ) combined with a printed circuit board and a flexible flat wire. Fig. 6(a) is a first cross-sectional view illustrating the card edge connector of Figs. 5(a) and 5(b) combined with a printed circuit board and a flexible flat wire; and Fig. 6(b) is a diagram illustrating the present invention 5(a) and 5(b) are the second cross-sectional schematic views of the card edge connector combined with the printed circuit board and the flexible flat wire.

The actions of the buckling block 1062 ′ and the buckling hole 26 ′ are similar to those shown in the first embodiment, and are not described herein again.

Here, the terminal 1010' is different from the terminal 1010 of the first embodiment. In this embodiment, the terminal 1010' further includes a connecting portion 10102' formed between the first contact portion 10104' and the second contact portion 10106'. The first contact portion 10104' and the second contact portion 10106' are connected by the connecting portion 10102', so that when the main body 102' is connected to the printed circuit board 2', the first contact portion 10104' and the second contact portion 10106' are connected by the connecting portion 10102', so that when the body 102' is connected to the printed circuit board 2', the first contact portion 10104' Both the second contact portion 10106' and the second contact portion 10106' are adjacent to the first surface of the printed circuit board 2', so that the first contact portion 10104' and the second contact portion 10106' are on the second surface of the printed circuit board 2' and the flexible flat wire 4' between. The definitions of the first surface and the second surface can be referred to as shown in FIG. 2 , which will not be repeated here.

Please refer to FIGS. 7( a ) and 7 ( b ), which are three-dimensional schematic diagrams of the card edge connector of the third embodiment of the present invention. In Figures 7(a) and 7(b), the card edge connector 10" can also be connected to a printed circuit board and a flexible flat wire. The card edge connector 10" includes a body 102", a snap-fit 106" For the terminal 1010", refer to the description of the body 102, the clip 106 and the terminal 1010 in the first embodiment. Also, the second retaining wall 1012", the fourth retaining wall 1014", the first accommodating space SP1", The description of the third accommodating space SP3 ″, the snap block 1062 ″, the pushing member 1064 ″, the insertion port 108 ″, etc. can refer to the description of the first embodiment, and will not be repeated here.

Referring to FIG. 8 together, it is a schematic cross-sectional view illustrating the card edge connector of FIGS. 7( a ) and 7 ( b ) combined with the printed circuit board and the flexible flat wire.

Here, the body 102" further includes a plurality of stoppers 1024" and a pusher 1064" to form a plurality of side wings 10642". The number of the stoppers 1024" and the side wings 10642" is illustrated by taking two as an example. The stopper 1024" faces the side wings 10642" to buffer and stop the deformation of the elastic element 1020" continuously. In addition, there is a distance between the stopper 1024" and the side wings 10642", and the aforementioned distance is the action of the pusher 1064". journey. In addition, the main body 102" further includes a second notch 1023" which is opened in the latching member 106" to expose the pushing member 1064" in the main body 102".

In addition, the pressing member 1064" is different from the pressing member 1064 of the first embodiment and the second embodiment. In this embodiment, the locking block 1062" is formed between the elastic member 1020" and the pressing member 1064". Meanwhile, by applying an external force to the pushing member 1064", the elastic member 1020" can be deformed, so that the locking block 1062" moves downward in the drawing.

Please refer to FIGS. 9( a ) and 9 ( b ), which are three-dimensional schematic diagrams of the card edge connector according to the fourth embodiment of the present invention. In Figures 9(a) and 9(b), the card edge connector 10''' can also be connected to a printed circuit board 2''' and a flexible flat conductor 4''' similarly, please refer to FIG. 10 together. (a) is a schematic diagram illustrating the connection between the card edge connector of Figures 9(a) and 9(b) of the present invention to connect the printed circuit board and the flexible flat wire.

In Figures 9(a) and 9(b), it is shown that the card edge connector 10''' provides a body 102''', two clips 106''', two push members 1064''', Fifth accommodating space SP5''', terminal 1010''', second retaining wall 1012''', fourth retaining wall 1014''', two second notches 1023''', insertion port 108''' , two buffers 1022''', etc. Except for the two clips 106''', the two push members 1064''', the two second notches 1023''', and the fifth accommodating space SP5''' are different from the previous embodiments, the rest The part can be referred to the above-mentioned embodiments, and will not be repeated here.

Herein, the card edge connector 10 ″″ provides the structure of two clips 106 ″″, which is different from the structure of the single clip mentioned in the foregoing embodiments; and, the card edge connector 10 ″″ A single fifth accommodating space SP5 ″″ is provided, which is different from the structure of the two accommodating spaces mentioned in the foregoing embodiments. In order to make the card edge connector 10''' fit the printed circuit board 2''', the printed circuit board 2''' also needs to be adjusted so that the printed circuit board 2''' also provides a corresponding number of snap holes 26''' corresponds to the buckling block of the buckling element 106''', which can be considered together with Figures 10(b) and 10(c), which are schematic diagrams illustrating the printed circuit board of the second embodiment of the present invention. 10(b) is a bottom view illustrating the printed circuit board according to the fourth embodiment of the present invention, and FIG. 10(c) is a top view illustrating the printed circuit board according to the fourth embodiment of the present invention.

In addition, the number of the second notches 1023 ″″ is also the number of the number of the fasteners 106 ″″. The clips 106 ″″ are respectively disposed corresponding to the second notches 1023 ″, so as to be able to expose a part or the whole of the clips 106 ″″.

The printed circuit board 2''' has two snap holes 26''', a first notch 28''', a third notch 210''', a second surface 24''', a first surface 22''', The descriptions of the electrode pieces 214 ″ and the like are as described above, and are not repeated here.

Referring to FIG. 11 together, it is a schematic cross-sectional view illustrating the card edge connector of FIG. 10(a) of the present invention combined with a printed circuit board and a flexible flat conductor. In this embodiment, the locking block 1062"" is formed between the elastic member 1020" and the pressing member 1064". By applying an external force to the pressing member 1064", the elastic member can be 1020''' is deformed, so that the locking block 1062''' moves downward in the drawing.

Please refer to FIGS. 12( a ) and 12 ( b ), which are three-dimensional schematic diagrams of the card edge connector of the fifth embodiment of the present invention. In Figures 12(a) and 12(b), the card edge connector 10'''' can also be connected to a printed circuit board 2'''' and a flexible flat conductor 4''''. In this embodiment, the card edge connector 10'''' is the same as the fourth embodiment, which has two clips 106'''' and a single accommodating space. The two clips 106' ''' are connected to each other to form a common push piece, and the common push piece here can be two clips 106 '''' connected through an additional plate body (not shown) or an independent one directly plate body.

Referring to FIG. 13 together, it is a schematic cross-sectional view illustrating the card edge connector of FIGS. 12( a ) and 12 ( b ) combined with the printed circuit board and the flexible flat wire. In this embodiment, the terminal 1010 ″″ further includes a first contact portion 10104 ″″, a second contact portion 10106 ″″ and a fixing portion 10108 ″″. The first contact portion 10104 ″″ is formed at the free end of the terminal 10 ″″. The second contact portion 10106"" is formed between the first contact portion 10104"" and the fixing portion 10108"", and the fixing portion 10108"" is formed at the other side of the terminal 1010""' end and fixed on the body 102"". The first contact portion 10104 ″″ can be connected to the flexible flat wire 4 ″″ and the second contact portion 10106 ″″ can be connected to the electrode pads of the electrode pad printed circuit board 2 ″″.

Please refer to FIGS. 14( a ) and 14 ( b ), which are three-dimensional schematic diagrams of the card edge connector of the sixth embodiment of the present invention. In Figures 14(a) and 14(b), the card edge connector 10''''' can also be connected to a The printed circuit board 2''''' and a flexible flat conductor 4'''''. In this embodiment, the card edge connector 10'''' differs from the structure of the fifth embodiment, except for the structure of two clips 106''''', a single accommodating space and a common pushing member. For the difference in terminals, please refer to FIG. 15 , which is a schematic cross-sectional view of the card edge connector of FIGS. 14( a ) and 14 ( b ) of the present invention combined with a printed circuit board and a flexible flat conductor. The terminal further includes a connecting portion 10102""" which is formed between the first contact portion 10104""" and the second contact portion 10106""". The first contact portion 10104''''' and the second contact portion 10106''''' are connected to the main body 102''''' and the printed circuit board 2''''' through the connection portion 10102'''''' During connection, the flexible flat wire 4''''' is disposed between the first contact portion 10104""" and the second contact portion 10106""", and the second contact portion 10106"""" is disposed between the second surface of the printed circuit board 2''''' and the flexible flat conductor 4'''''.

Please refer to FIGS. 16(a) and 16(b), which are three-dimensional schematic diagrams of the card edge connector of the sixth embodiment of the present invention, and FIG. 16(c), which is a bottom view of the card edge connector of the sixth embodiment of the present invention. picture. In Figures 16(a) to 16(c), the card edge connector 10'''''' can also be connected to a printed circuit board 2'''''' and a flexible flat conductor 4'''' in the same way ''. Different from the previous embodiment, the operation of the card edge connector of the previous embodiment is that when the pressing member is subjected to the force, the moving direction of the clip member is perpendicular to the first surface or the second surface of the printed circuit board. , and the operation of the card edge connector 10''''''' of this embodiment is that when the pushing member 1064''''' is acted by the force F'''''', the locking member 106'' The moving direction of '''' will be parallel to the first surface or the second surface of the printed circuit board 2'''''', so that by the snap block 1062'''''', the The buckle hole 26'''''' of ''' is disengaged and unlocked; on the contrary, when the force F'''''' is not applied, the buckle block 1062'''''' is locked to the printed circuit board 2' ''''' snap holes 26'''''' to lock the card edge connector 10'''''' to the printed circuit board 2''''''. In the above, in order to adapt to the structure of the corresponding card edge connector 10''''''', the printed circuit board 2'''''' also needs to be adjusted accordingly, please refer to FIGS. 17(a) and 17 together. (b), is a bottom view and a top view of the printed circuit board shown in Figures 16(a) to 16(c) of the present creation, respectively. In Figures 17(a) and 17(b), the printed electrical The road board 2'''''' has a first surface 22'''''' and a second surface 24''''''. The first surface 22'''''' and the second surface 24'''''' have a first notch 28'''''', a third notch 210'''''' and two snap holes 26''''''. Moreover, the electrode sheet 214'''''' is provided on the second surface 24''''''.

The present creation has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only used to describe the present creation, and should not be construed as limiting the scope of the present creation. It should be noted that all changes and substitutions equivalent to the embodiments should be set to be covered within the scope of the present creation. Therefore, the scope of protection of this creation shall be determined by the scope of the patent application.

2: Printed circuit board

4: Flexible flat wire

10: Card edge connector

Claims (17)

A card edge connector for connecting a printed circuit board and a flexible flat wire, wherein the printed circuit board has a snap hole, an electrode sheet, a first notch, a third notch, a first surface and a first surface on the corresponding side of the first surface. Two surfaces, and the second surface has the electrode sheet and the snap hole passing through the first surface and the second surface, and the card edge connector includes: The main body has an insertion port, a first accommodating space, a third accommodating space, a second retaining wall and a fourth retaining wall, and the insertion port is used to connect the flexible flat wire with the first accommodating space and the third accommodating space The space for connecting the printed circuit board, the width of the second retaining wall is not greater than the width of the fourth retaining wall, and the second retaining wall is provided corresponding to the first gap and the fourth retaining wall is provided corresponding to the third retaining wall Notch settings; The buckle piece has a push piece, an elastic piece and a buckle block, the elastic piece connects the push piece and the buckle block, the elastic piece is arranged on the body, and the buckle block is formed on the buckle The free end of the piece is provided corresponding to the snap hole and the pushing piece is formed on the other free end of the snap piece for receiving the force; a terminal is disposed in the insertion port, the first accommodating space and the third accommodating space, and the terminal electrically connects the flexible flat wire and the electrode sheet; Wherein, when the main body moves toward the printed circuit board, the second blocking wall is inserted into the first notch and the fourth blocking wall is inserted into the third notch, and the latching block is inserted into the latching hole, so that the main body can be inserted into the latching hole. The buckle is locked on the printed circuit board, and after the pusher is acted on by the force, the elastic piece is deformed so that the buckle block is separated from the buckle hole, so that the buckle is released from the printed circuit board. The circuit board is unlocked, and the flexible flat wire is selectively connected to the terminal through the insertion opening before or after the body is connected to the printed circuit board. The card edge connector of claim 1, wherein the main body further comprises a positioning retaining wall and the printed circuit board further comprises a fifth notch, the positioning retaining wall is disposed corresponding to the fifth notch, so as to connect the main body and the printed circuit board with the printed circuit board. When the circuit board is combined, the positioning retaining wall allows the body to be positioned on the printed circuit board along the fifth gap, wherein the positioning retaining wall and the fifth gap are one or more, and the number of the fifth gap Not less than the number of the positioning retaining walls. The card edge connector of claim 1, wherein the terminal further comprises a first contact portion and a second contact portion, the first contact portion and the second contact portion are respectively formed at two free ends of the terminal, The first contact portion is used for connecting the flexible flat wire and the second contact portion is used for connecting the electrode sheet. The card edge connector of claim 3, wherein the terminal further comprises the connecting portion formed between the first contact portion and the second contact portion, the first contact portion and the second contact portion Through the connecting portion, when the main body is connected to the printed circuit board, the first contact portion is adjacent to the first surface and the second contact portion is adjacent to the second surface, so that the first contact portion is tied to the first contact portion. between a surface and the flexible flat wire. The card edge connector of claim 3, wherein the terminal further comprises the connecting portion formed between the first contact portion and the second contact portion, the first contact portion and the second contact portion Through the connecting portion, when the main body is connected with the printed circuit board, the first contact portion and the second contact portion are both adjacent to the first surface, so that the first contact portion and the second contact are in the first contact portion. between the two surfaces and the flexible flat wire. The card edge connector of claim 3, wherein the terminal further comprises the connecting portion formed between the first contact portion and the second contact portion, the first contact portion and the second contact portion By the connecting part, when the main body is connected with the printed circuit board, the flexible flat conductor The wire is arranged between the first contact portion and the second contact portion, and the second contact portion is arranged between the second surface and the flexible flat wire. The card edge connector as claimed in claim 1, wherein the buckle element further comprises a first extension portion, which is attached to one side of the insertion port and extends to extend the length of the lever arm of the buckle element. The card edge connector of claim 7, wherein the body further comprises a second extension portion extending on one side of the insertion port, wherein the end of the second extension portion is flush with or exceeds the first extension portion the end of . The card edge connector of claim 1, wherein the main body further comprises a buffer member to buffer and stop the elastic member from being continuously deformed. The card edge connector as claimed in claim 1, wherein the body further comprises a plurality of stoppers and the pusher further forms a plurality of side wings, the stoppers correspond to the side wings, so as to buffer and stop the elastic member from continuing Deformation occurs, wherein the stoppers and the flanks are spaced apart by a distance. The card edge connector of claim 10, wherein the main body further comprises a second notch, which is opened in the latching member to expose the pushing member in the main body. The card edge connector as claimed in claim 1, wherein there are a plurality of the buckles and the body further includes a plurality of second notches, and the buckles are respectively arranged corresponding to the second notches for exposing the second notches. A part or all of the equivalent clip, wherein the printed circuit board provides a plurality of clip holes to correspond to the clip blocks of the equivalent clip. The card edge connector of claim 12, wherein the push pieces of the buckle pieces are connected to each other to form a common push piece. The card edge connector of claim 1, wherein the terminal further comprises a first contact portion, a second contact portion and a fixing portion, the first contact portion is formed on the free end of the terminal, the second contact portion A contact portion is formed between the first contact portion and the fixing portion, the fixing portion is formed at the other free end of the terminal and fixed on the body, wherein the first contact portion is used for connecting the flexible flat wire and the second The contact portion is used to connect the electrode pad. The card edge connector as claimed in claim 1, wherein the snap element is a plurality of snap holes formed with the printed circuit board, and the snap elements respectively have a pusher, an elastic element and a snap block, The elastic piece connects the pushing piece and the buckle block, and the buckle block is formed at the free end of the buckle piece for setting the corresponding buckle hole and the push piece is formed on the other free end of the buckle piece The end is used for receiving an acting force, wherein when the pushing member is acted by the acting force, the moving direction of the latching member is parallel to the first surface or the second surface of the printed circuit board. The card edge connector of claim 1, wherein the pushing member is subjected to the force, so that the moving direction of the locking member is parallel or perpendicular to the first surface or the second surface of the printed circuit board. The card edge connector of claim 1, wherein the first accommodating space and the third accommodating space are combined into a single accommodating space.

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