CN201369488Y - Structure of at least two rows of terminals and material belt - Google Patents

Abstract

A structure of at least two rows of terminals and material belts is formed by punching a metal sheet and comprises: a material belt; and at least two rows of terminals, which are connected with the material belt, wherein each terminal is provided with a fixing part, one end of the fixing part is provided with an extending part, the other end of the fixing part is provided with a pin part, the extending part is provided with a contact part close to the tail end and comprises a row of first terminals and a row of second terminals which are arranged at intervals, the extending part of each second terminal is longer than the extending part of each first terminal, the Y-axis coordinate positions of the contact part of each second terminal and the contact part of each first terminal in the terminal extending direction are different, and the X-axis coordinate positions of the contact part of each second terminal and the X-axis coordinate position of the contact part of each first terminal adjacent to the contact part of. The utility model discloses two rows of terminals and switch terminal that establish all can be formed by the punching press of same sheetmetal, so no matter can once accomplish in punching press, electroplating, and equipment, obviously reduce manufacturing cost.

Description

At least two rows of terminals and tape structure

【Technical field】

The utility model relates to an electric connector, in particular to a terminal structure of the electric connector.

【Background technique】

The electronic cards used in computers include multimedia memory cards or memory cards. At present, memory cards on the market have various specifications such as Secure Digital Card (SDC for short), Muti Media Card (MMC for short), SmartMedia Card (SMC for short), Memory Stick Card (abbreviated as MSC), Compact Flash Card (abbreviated as CFC), etc., because memory cards of different specifications have different contact positions, so memory cards of different specifications require different electrical connectors.

In order to achieve convenience in use, manufacturers try their best to integrate various types of electrical connectors into an electrical connector suitable for memory cards of several specifications.

Please refer to Fig. 1, 2, it is a kind of electronic card connector that can connect SDC and MSC two kinds of electronic cards, and it includes a seat body 10, a row of first terminals 20, a row of second terminals 25, and two switch terminals 203, of which:

The base body 10 includes a plastic base 11 and a metal upper cover 18. The metal upper cover 18 is covered on the plastic base 11 to form a shared slot 16 in the base. The rear end of the plastic base 11 is provided with a row of upper terminals. The fixing groove 12 and a row of lower terminal fixing grooves 13 are provided, and a switch terminal fixing groove 14 is respectively arranged on two sides of the rear end.

The row of first terminals 20 is formed by stamping a metal sheet and connected by a material strip 201. The first terminals 20 are provided with a fixing portion 21, and one end of the fixing portion 21 is provided with an extension portion 22. The fixing portion 21 is further One end is provided with a leg portion 23 , the fixing portion 21 is wider and can be fixed with the upper terminal fixing groove 12 , and the extension portion 22 is provided with an upwardly protruding contact portion 24 near the end, and the contact portion 24 is located in the common card slot 16 , The row of first terminals 20 is completely assembled into the plastic base 11 , and the fixing portion 21 of each terminal is fixed to the upper terminal fixing groove 12 to break off the strip 201 .

The row of second terminals 25 is formed by stamping a metal sheet and connected by a material strip 202. The first terminal 25 is provided with a fixing portion 26, and one end of the fixing portion 26 is provided with an extension portion 27, and the fixing portion 26 is another One end is provided with a leg portion 28, the fixing portion 26 is wider and can be fixed with the lower terminal fixing groove 13, and the extension portion 27 is provided with an upward protruding contact portion 29 near the end, the contact portion 29 is located in the card slot 16, the A row of second terminals 25 is fully assembled into the seat body, and the fixing portion 26 of each terminal is fixed to the lower terminal fixing groove 13 to break off the strip 202 .

The two switch terminals 203 are respectively assembled on two sides of the base body and fixed with the switch terminal fixing groove 14 .

With the above structure, when the MSC is inserted and shares the card slot 16, it can be electrically connected with the contact portion 24 of the row of first terminals 20, and when the SDC is inserted, it can be electrically connected with the contact portion of the row of second terminals 25 29 and touch the two switch terminals 203 at the same time.

Existing designs have the following disadvantages, namely:

1. The row of first terminals 20 , the row of second terminals 25 , and the two switch terminals 203 are manufactured by stamping separately, so three stamping dies need to be manufactured, which increases the stamping cost.

2. The row of first terminals 20 , the row of second terminals 25 , and the two switch terminals 203 are separately processed by electroplating, which also increases the cost of electroplating.

3. The processed row of first terminals 20 , row of second terminals 25 , and two switch terminals 203 are respectively assembled on the base body, which is labor-intensive and increases the assembly cost.

【Content of utility model】

The main purpose of the present invention is to provide a structure of at least two rows of terminals and strips, which can reduce the manufacturing cost of the electrical connector.

In order to achieve the above purpose, the utility model provides a structure of at least two rows of terminals and strips, which is formed by stamping a metal sheet, and includes: a strip; and at least two rows of terminals, which are connected to the strip , each terminal is provided with a fixing part, one end of the fixing part is provided with an extension part, the other end of the fixing part is provided with a pin part, and the end of the extension part is provided with a contact part, which includes a row of first terminals arranged at intervals and a row of second terminals, the extension of the second terminal is longer than the extension of the first terminal, the contact portion of the second terminal is different from the contact portion of the first terminal in the Y-axis coordinate position of the terminal extension direction, and at least one of the first terminals The contact portion of the two terminals overlaps the contact portion of the adjacent first terminal in the X-coordinate of the terminal arrangement direction.

From the above description, it can be known that the two rows of terminals and the switch terminals provided in the present invention can be formed by stamping from the same metal sheet, so that both stamping, electroplating and assembly can be completed at one time, which significantly reduces the manufacturing cost.

【Description of drawings】

FIG. 1 is an exploded perspective view of a conventional electronic card connector.

Fig. 2 is a three-dimensional assembled view of the existing electronic card connection with the metal upper cover removed.

Fig. 3 is a three-dimensional exploded view of the first embodiment of the present invention.

Fig. 4 is a side view of the first embodiment of the utility model.

Fig. 5 is a three-dimensional assembled view of the first embodiment of the utility model with the metal upper cover removed.

Fig. 6 is a schematic plan view of all terminal arrangements of the first embodiment of the present invention.

Fig. 7 is a side view of the inserted state of the second electronic card according to the first embodiment of the present invention.

Fig. 8 is a side view of the inserted state of the first electronic card according to the first embodiment of the present invention.

Fig. 9 is an exploded perspective view of the second embodiment of the utility model.

Fig. 10 is a three-dimensional assembled view of the second embodiment of the present invention with the metal upper cover removed.

Fig. 11 is a schematic plan view of all terminal arrangements of the second embodiment of the present invention.

Fig. 12 is a perspective view of the third embodiment of the utility model.

Fig. 13 is a plan view of all terminals in the third embodiment of the present invention.

Fig. 14 is a perspective view of the fourth embodiment of the utility model.

Fig. 15 is a top view of the fourth embodiment of the present utility model.

Seat body 10 plastic base 11 metal cover 18 shared card slot 16

Upper terminal fixing slot 12 Lower terminal fixing slot 13

Switch terminal fixing groove 14

First terminal 20 Material strip 201 Fixed part 21 Extended part 22

Fixed part 21 Pin part 23 The contact part 24

Second terminal 25 Material strip 202 Fixed part 26 Extended part 27

Pin part 28 Contact part 29 Switch terminal 203

Seat body 30 plastic base 31 terminal fixing groove 32

Switch terminal fixing slot 33 card block 34 shared card slot 36

Insertion port 37 metal cover 38 card hole 39

Front Seat 311 Rear Seat 312

First terminal 40 Fixed part 41 Extended part 42

Pin part 43 Contact part 44 Second terminal 50 Fixed part 51

Extension part 52 Foot part 53 Contact part 54 Turning part 55

Switch terminal 60 fixed part 61 extension part 62 pin part 63

Contact part 64 Material strip 68 Third terminal 70 Fixed part 71 Extended part 72

Pin part 73 Contact part 74 Turn part 75

The above and other purposes, advantages and characteristics of the present utility model can be more clearly understood from the detailed description of the following preferred embodiments and with reference to the drawings, wherein:

【Detailed ways】

Please refer to Fig. 3, Fig. 4 and Fig. 5, this embodiment includes: a base body 30, a row of first terminals 40, a row of second terminals 50, and two switch terminals 60, wherein:

The seat body 30 includes a plastic base 31 and a metal upper cover 38. The rear end of the plastic base 31 is provided with a row of terminal fixing grooves 32 of the same height. The switch terminal fixing slot 33 is provided with two clamping blocks 34 on both sides of the base body. The metal upper cover 38 is roughly in the shape of a ㄇ. Two clamping holes 39 are provided on both sides. The metal upper cover 38 covers the plastic On the base 31, a shared slot 36 is formed in the base. The slot 39 of the metal upper cover 38 is locked with the block 34 of the plastic base 31. The shared slot 36 can be placed into two different widths or heights. For the first electronic card and the second electronic card, the front end of the seat body is the insertion opening 37 of the common card slot 36 , the first electronic card in this embodiment is MSC, and the second electronic card is SDC.

Please refer to FIG. 6, the row of first terminals 40, the row of second terminals 50, and the two switch terminals 60 are formed by stamping a metal sheet, and at least one end of each terminal is connected by the same strip 68, and each terminal The fixed parts of the fixed part are arranged in the same row with the same Y-axis coordinates. In the figure, numbers 01-10 are a row of first terminals 40, numbers 11-19 are a row of second terminals 50, and numbers 20-21 are two switch terminals. 60.

The first terminal 40 is provided with a fixing part 41, one end of the fixing part 41 is provided with an extension part 42, and the other end of the fixing part 41 is provided with a leg part 43 connected with the strip 68, the fixing part 41 is larger than the extension part 42 The width can be fixed with the terminal fixing groove 32 of the seat body, and the extension portion 42 is provided with an upwardly protruding contact portion 44 near the end, and the contact portion 44 can bounce up and down and is located in the common locking groove 36 .

The second terminal 50 is provided with a fixing part 51, one end of the fixing part 51 is provided with an extension part 52, and the other end of the fixing part 51 is provided with a leg part 53 connected with the strip 68, the fixing part 51 is larger than the extension part 52 The width can be fixed with the terminal fixing groove 32 of the seat body. The end section of the extension part 52 is rotated 180 degrees and is provided with an upwardly protruding contact part 54 near the end. The contact part 54 can bounce up and down and is located in the common card slot 36. The extension part 52 of the second terminal is longer than the extension part 42 of the first terminal 40, and the contact part 54 of the second terminal is different from the contact part 44 of the first terminal 40 in the Y coordinate position of the terminal extension direction. The contact portion 54 of the two terminals 50 overlaps with the contact portion 44 of the adjacent first terminal 40 in the X coordinate of the terminal arrangement direction, as shown in FIG. The second terminal of 16 and the first terminal of number 06.

The two switch terminals 60 are respectively arranged on two sides of the two rows of terminals, and are provided with a fixed part 61, one end of the fixed part 61 is provided with an extension part 62, and the other end of the fixed part 61 is provided with a pin part 63 and is connected with the strip 68 Connected, the fixed portion 61 is wider than the extension portion 62 and can be fixed with the switch terminal fixing groove 33 of the seat body. The plate surface of the extension portion 62 is perpendicular to the plate surface of the fixed portion 61 and is provided with a side protruding toward the shared card near the end. The contact portion 64 of the slot, the contact portion 64 can spring sideways and is located in the common card slot 36 .

The length of the row of second terminals 50 and the two switch terminals 60 is longer than that of the row of first terminals 40. For overall stability, the row of second terminals 50 and the other end of the two switch terminals 60 are Also link to each other with material belt 68.

In assembling, first remove the material tape at one end, and then assemble a row of first terminals 40, a row of second terminals 50, and two switch terminals 60 on the plastic base 31 at one time, so that a row of first terminals After the fixing part 41 of a terminal 40 and the fixing part 51 of a row of second terminals 50 are fixed in the terminal fixing groove 32 and the fixing part 61 of the second switch terminal 60 is fixed in the switch terminal fixing groove 33, the tape at the other end is 68 snapped off.

Please refer to FIG. 7 , when the second electronic card 90 is inserted into the common card slot, the second electronic card 90 can elastically contact the contact portion 54 of the second terminal 50 and simultaneously touch the two switch terminals 60 .

Referring to FIG. 8 , when the first electronic card 93 is inserted into the common card slot, the first electronic card 93 can elastically contact the contact portion 44 of the second terminal 40 .

From the above description, it can be known that the two rows of terminals and the switch terminals provided in the present invention can be formed by stamping from the same metal sheet, so that both stamping, electroplating and assembly can be completed at one time, which significantly reduces the manufacturing cost.

Please refer to Fig. 9, Fig. 10 and Fig. 11, which are the second embodiment of the present utility model. This embodiment is roughly the same as the first embodiment. 60 switch terminals are self-assembled on both sides of the plastic seat body 31, but further include a row of third terminals 70, numbered 20-23 shown in Figure 11, the row of first terminals 40, a row of second terminals 50 and A row of third terminals 70 is formed by stamping a metal sheet, and each terminal is connected by the same strip 68. The third terminal 70 is also provided with a fixing part 71, an extending part 72, a pin part 73 and a contact part 74, the extension part 72 of the third terminal 70 is larger than the extension part 40 of the second terminal 50 in the Y coordinate, and the contact parts 44, 54 and 74 of the first, second and third terminals 40, 50 and 70 are larger in the Y coordinate The positions are different, the fixing part 41 of the first terminal 40, the fixing part 51 of the second terminal 50 and the fixing part 61 of the third terminal 60 are arranged in the same row and at intervals of the same height, and the rear end of the plastic base 31 is provided with a row of the same The terminal fixing grooves 32 are arranged at intervals, so the row of first terminals 40, the row of second terminals 50 and the row of third terminals 70 can be assembled on the plastic base 31 at one time, and the fixing parts of each terminal are respectively fixed to a terminal. The strip 68 is snapped off after the groove 32 is secured.

In addition, the contact portions 74 of several third terminals 70 and the contact portions 54 of the second terminals 50 overlap with the contact portions 44 of the adjacent first terminals 40 in the X coordinate of the terminal arrangement direction. The three terminals can be punched together. The extension 72 of the third terminal 70 is provided with a turning part 75, and the extension 52 of the second terminal 50 is provided with a turning part 55, so as to form a potential difference in the X coordinate, so that it can be The contact part is turned to the desired position.

In this embodiment, a row of third terminals 70 is added, so that a third electronic card can be matched and electrically connected.

In the above embodiments, the electronic card connector is used for illustration, but the structure of the present invention can also be applied to other electrical connectors, and the convenience of terminal stamping, electroplating and assembly can also be achieved.

Please refer to Figure 12 and Figure 13, which are the third embodiment of the present utility model. This embodiment is a terminal structure for a transmission line socket, which is formed by stamping a metal sheet, and includes: a row of first terminals 40. A row of second terminals 50 and a strip 68, wherein:

There are 4 first terminals 40 in the row arranged at intervals. The first terminal 40 is provided with a fixed part 41, one end of the fixed part 41 is provided with an extension part 42, and the other end of the fixed part 41 is provided with a horizontal pin part. 43 and is connected with the material strip 68 , the fixed portion 41 is wider than the extension portion 42 , and the extension portion 42 is provided with an upward convex contact portion 44 near the end.

There are 7 second terminals 50 in the row arranged at intervals. The second terminal 50 is provided with a fixed part 51, one end of the fixed part 51 is provided with an extension part 52, and the other end of the fixed part 51 is provided with a horizontal pin part. 53 and is connected with the strip 68, the fixing part 51 is wider than the extension part 52, and the end of the extension part 52 is provided with a flat contact part 54, and the extension part 52 of the second terminal is wider than the extension part 42 of the first terminal 40 Long, the contact portion 54 of the second terminal and the contact portion 44 of the first terminal 40 have different Y coordinate positions in the terminal extending direction, the fixed portion 51 of the row of second terminals 50 is different from the fixed portion 41 of the row of second terminals 40 In the same row, that is, the Y coordinate positions are all the same. In addition, the contact portions 54 of several second terminals 50 overlap with the contact portions 44 of the adjacent first terminals 40 in the X coordinate of the terminal arrangement direction. In order to make the second The terminals 50 and the first terminals 40 are staggered and arranged on the same piece of copper material for stamping, and a turning part 55 is provided between the contact part 54 and the extension part 52 of the above-mentioned several second terminals 50, so that the contact part 54 and the extension part 52 are in the terminal The X coordinates in the sequential arrangement direction form a potential difference, so that the extension 42 of the first terminal 40 and the extension 52 of the second terminal 50 can be arranged at intervals, but the contact portion 54 of the second terminal 50 can be separated by the turning portion 55 Located in front of the contact portion 44 of the first terminal 40, although the contact portions reaching the two overlap on the X coordinate, they are separated from each other in a top view. In addition, because the contact portion 44 of the first terminal 40 protrudes, its extended length will be longer. Therefore, the extension portion 52 of the second terminal 50 provided with the turning portion 55 is provided with a bending portion 56, so as to increase the unfolded length, so that it will not overlap with the adjacent first terminal 40 when unfolded, and the first terminal 40 and the second terminal 50 can be stamped from the same copper sheet.

Please refer to Fig. 14 and Fig. 15, which is the fourth embodiment of the present utility model, which is roughly the same as the third embodiment, and it is also a terminal structure for a transmission line socket, the difference is that the row of first terminals 40 The contact portion 44 protrudes downwards, and its pins 43 are vertical. There are five second terminals 50 in the row, and the pins 53 are vertical and located behind the pins 43 of the first terminals 40 .

The specific embodiments proposed in the detailed description of the preferred embodiments are only for the ease of explaining the technical content of the present utility model, and are not limited to the present utility model in a narrow sense. The situation of applying for a patent scope can be implemented in various ways.

Claims (8)

1. arrange terminal and strip structure for one kind at least two, it is to be stamped to form with a sheet metal, it is characterized in that: include:

One strip; And

At least two row's terminals, it is connected in this strip, each terminal is provided with a fixed part, this fixed part one end is provided with an extension, this fixed part other end is provided with a pin portion, this extension is provided with a contact site near end, it includes spaced one and ranked first terminal and and ranked second terminal, the extension of this second terminal is than the extension minister of the first terminal, the contact site of second terminal is different at the Y-axis coordinate position of terminal bearing of trend with the contact site of the first terminal, and the contact site of the contact site of wherein at least one second terminal and adjacent the first terminal forms overlapping at the X of terminal board column direction coordinate.

2. at least two row's terminals as claimed in claim 1 and strip structure is characterized in that: the end that the fixed part of this at least two rows terminal is provided with pin portion links to each other with this strip.

3. at least two row's terminals as claimed in claim 1 and strip structure, it is characterized in that: this at least two rows terminal also includes one and ranked third terminal, the extension of the 3rd terminal is big at the Y-axis coordinate than the extension of second terminal, and the contact site of first, second and third terminal is in Y-axis coordinate position difference.

4. at least two row's terminals as claimed in claim 1 and strip structure, it is characterized in that: strip also connects at least one switch terminal, this switch terminal is arranged in a side of this at least two rows terminal, this switch terminal is provided with a fixed part, this fixed part one end is provided with an extension, this fixed part other end is provided with a pin portion, and this extension is provided with a protruding grand contact site near end.

5. at least two row's terminals as claimed in claim 4 and strip structure, it is characterized in that: the plate face of the extension of this switch terminal is vertical with the plate face of fixed part, makes contact site be side direction and protrudes.

6. at least two row's terminals as claimed in claim 1 and strip structure is characterized in that: the contact site of this at least two rows terminal is protrusion than extension.

7. at least two row's terminals as claimed in claim 1 and strip structure is characterized in that: the contact site of this row terminal is protrusion than extension, and the contact site of row's terminal is a plane.

8. at least two row terminals and strips as claimed in claim 1 are constructed, and it is characterized in that: the fixed part of this each terminal forms same row and is spaced in that the Y-axis coordinate is identical.

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