CN2261089Y

CN2261089Y - Insertion-card combination device

Info

Publication number: CN2261089Y
Application number: CN 96203705
Authority: CN
Inventors: 耿立言
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1996-02-05
Filing date: 1996-02-05
Publication date: 1997-08-27
Anticipated expiration: 2006-02-05

Abstract

The utility model relates to an inserting card combination device which comprises an inserting card main body, an expanded cable, a printed circuit board whose one end is provided with a terminal connector, and a cable containing chamber arranged at the second end of the main body to contain the expanded cable. The main body comprises an upper cover and a lower cover, and circuit board containing space is arranged between the covers. After the combination, the printed circuit board is positioned at the first end of the inserting card to be coupled with a butt connector on a main machine. The expanded cable comprises a plurality of thin electric wires, the front end of the cable is directly connected with the circuit board, and the cable is also provided with a stretching resistant part to fix the cable with the inserting card. The cable extends out from the second end of the inserting card.

Description

The plug-in card composite set

The utility model relates to a kind of type plug-in card composite set, is meant especially a kind ofly to save production cost and reduce the inferior rate of product, improve the plug-in card composite set of signal transmission quality.

Existing plug-in card (electronic cards) product is the various plug-in cards that design for various objectives, for example U.S. Patent application the 979th, promptly disclose for No. 005 a kind of for expanding the computer memory capacity or in order to the plug-in card of storing particular data (as the employed expansion board of e-dictionary in the streets), the one end sealing of this plug-in card, and the other end is provided with a connector with 68 and 88 pins, is used for making mechanical type with the telecommunication main frame or electric contacts; Other has the so-called output input card of a class, as Taiwan patent application the 82217206th, 82218516,83214773,83214774,83209532 disclose a kind of plug-in card that all has connector at two ends, the one end is the connector of 68 or 88 pins, be used for being connected with the telecommunication main frame, the other end is the connector of one 9 or 15 pins then, is used for being connected with the equipment that expands, and what this extension facility was common has: CD player (CD ROM), data processor, facsimile machine adapter (DAA), a scanner (SCANNER) or an external rigid or floppy disk driver (HDD, FDD), each connects the circuit difference that its inside of plug-in card of different extension facilities is had, that is, do not have interchangeability between the various objectives plug-in card each other.Have again, because the division of labor of electronics industry is meticulous, therefore the manufacturer that in fact produces plug-in card is different usually with the producer that produces aforementioned extension facility, therefore the manufacturer that produces plug-in card an end of plug-in card be provided with aforesaid 9 or the connector of 15 pins (as Taiwan patent application the 83210678th, shown in No. 83210679), and the producer that produces aforementioned extension facility on the cable of this equipment adjunction one banjo (as Taiwan patent application the 83306261st, 83210678, shown in No. 83210679) so that this plug-in card can be connected with its extension facility.And because this connector and plug external form, the size of docking with it are all very little, so the cost of its manufacturing is high.As previously mentioned, owing to not having interchangeability between the plug-in card that is used for various objectives, therefore aforesaid 9 or the connector of 15 pins and the plug that docks with it under most application state, all can omit, extension facility can be done directly to be connected with the circuit of this plug-in card inside, so can save considerable manufacturing cost.

The purpose of this utility model is to provide a kind of plug-in card composite set of designs simplification, can save a large amount of manufacturing costs, improves competitiveness of product.

The purpose of this utility model is to realize like this, a kind of plug-in card composite set promptly is provided, it comprises a plug-in card body and expands cable, this plug-in card body has first end and second opposed end, and by loam cake with function of shielding and lower cover cladding, form a circuit board accommodation space between this loam cake and the lower cover, it also comprises a printed circuit board (PCB), have specific printed circuit and electronic component on it, the one end is provided with a termination connector with several contact feets, its block position is positioned on first end of this plug-in card, connects with butt connector on the main frame; A cable room of accommodating insertion expansion cable wherein is set on second end of plug-in card body; One expands cable, comprises the electric wire that several are tiny, and the front end of this tiny electric wire is connected on the aforementioned printed circuit board (PCB); Also have a stretching resistance part that cooperates the plug-in card second end line cable room profile on this expansion cable, it should expand cable and plug-in card is fixed, and this expansion cable is extended by second end of plug-in card.

The advantage of plug-in card composite set of the present utility model is, the structure of its simplification can make the contact on the signal transmission path reduce, the quality of signal transmission is improved, and it has a stretching resistance part by external cable to the coupling part of plug-in card, can resist external pulling force, guarantee that cable and being connected of plug-in card can be not influenced because of external force.

Below in conjunction with accompanying drawing embodiment of the present utility model is described, wherein:

Fig. 1 is the stereogram of the utility model plug-in card composite set first embodiment;

Fig. 2 is the vertical view after plug-in card composite set shown in Figure 1 is removed loam cake, and it illustrates the mode of connection and the stretching resistance part that is positioned at plug-in card one end;

Fig. 3 is the exploded perspective view of plug-in card composite set each several part shown in Figure 2, and the position relation between the each several part is shown;

Fig. 4 is the stereogram after second embodiment of the utility model plug-in card composite set removes the part shell, and the mode of connection different with first embodiment is shown.

At first, please refer to the stereogram of first embodiment shown in Figure 1, the utility model plug-in card composite set comprises a slightly rectangular plug-in card body 10, comprise symmetrical loam cake 13 and lower cover 14, it has one first end 11 and a second opposed end 12, the electric connector (not shown) of one 68 or 88 pins is positioned on first end 11 of body 10, and one is expanded cable 20 and is connected on second end 12 of plug-in card body 10 through a stretching resistance part 21; And the other end of this expansion cable 20 is connected on the foregoing extension facility, as (not shown) on data processor, CD player, the scanner.

Please, wherein, remove the loam cake 13 of body 10 so that can be clear that inner situation further with reference to decomposition plan view and the constitutional diagram of figure 2 and the utility model first embodiment shown in Figure 3.There is an accommodation space 15 inside that can see plug-in card body 10 of the present utility model in order to accommodate a printed circuit board (PCB) 30 in wherein, this circuit board 30 is provided with several printed circuits 31 (its part only is shown among the figure), and be provided with various electronic component (not shown), the inside of second end 12 of lower cover also is provided with a cable room 16, its size is just accord with a part of accommodating the stretching resistance part 21 that expands cable 20 in wherein, and the inside of this room 16 also is provided with a pair of projection that raises up 17, in order to be connected with expansion cable 20; The front end that expands cable 20 has a stretching resistance part 21, it is made up of a pair of crossette 22 of leading portion and several stretching resistance rings 23 of being positioned at back segment, also establish a pair of through hole that runs through up and down 24 on this crossette 22, its aperture can be when these stretching resistance part 21 crossettes 22 be placed in the cable room 16 of body 10, be placed on a pair of projection 17 in the room, so that better stretching resistance effect further to be provided.Aforesaid expansion cable 20 is made up of several tiny electric wire 25, and the front end of this electric wire 25 then is welded on the contact 32 of printed circuit board (PCB) 30 printed circuits 31 front ends in the mode of soldering.The above-mentioned combining structure of the utility model can directly combine with the printed circuit board (PCB) 30 of plug-in card inside expanding cable 20, so not only can reduce production costs effectively, knock down price, and reduce to minimum owing to expanding the contact of cable 20, can make the transmission signal quality good to 10 of plug-in cards.

Then, please refer to Fig. 4, it is second embodiment of the present utility model, is marked with identical label with last embodiment components identical among the figure, is beneficial to explanation.Different with first embodiment is, in the present embodiment, the front end of several tiny electric wires 25 of these expansion cable 20 inside is connected on the termination connector 50 in advance, the relative needle connector that also has a butt joint 60 on the circuit board 30, in order to electrically to be connected with circuit board 30 intercropping with mechanical at expansion cable 20, and cable 20 can be separated from here with plug-in card when being necessary, and make combination have flexibility.In this embodiment, by expanding cable 20 to the printed circuit 30 of plug-in card, because still mat pair of connectors 50 and 60 connects, therefore the contact number on the signal conducting path does not reduce than existing, so can't provide big improvement qualitatively at signal, but because the termination connector of the butt joint of using and stitch connector are intactly to be configured within the loam cake 13 and lower cover 14 of plug-in card, therefore can needn't consider the problem of electromagnetism and electrostatic interference fully, its structure is very simple, cheap, for existing 9 or 15 stitch connectors, has tangible advantage.

More than describe the embodiment of the utility model plug-in card in detail, be understood that the various changes of being made without prejudice to the utility model principle, all be included in the claim of the present utility model.

Claims

1, a kind of plug-in card composite set, it comprises a plug-in card body and expands cable, this plug-in card body has first end and second opposed end, and by loam cake with function of shielding and lower cover cladding, form a circuit board accommodation space between this loam cake and the lower cover, it is characterized in that, it also comprises a printed circuit board (PCB), have specific printed circuit and electronic component on it, the one end is provided with a termination connector with several contact feets, its block position is positioned on first end of this plug-in card, connects with butt connector on the main frame; A cable room of accommodating insertion expansion cable wherein is set on second end of plug-in card body; One expands cable, comprises the electric wire that several are tiny, and the front end of this tiny electric wire is connected on the aforementioned printed circuit board (PCB); Also have a stretching resistance part that cooperates the plug-in card second end line cable room profile on this expansion cable, it should expand cable and plug-in card is fixed, and this expansion cable is extended by second end of plug-in card.

2, plug-in card composite set as claimed in claim 1, it is characterized in that, stretching resistance part leading portion on this expansion cable has a pair of in order to install the crossette in plug-in card second end, and this profile to crossette is just accord with the size of the cable room in this plug-in card second end.

3, plug-in card composite set as claimed in claim 1, it is characterized in that, the projection that also comprises a pair of protrusion in the cable room in second end of this plug-in card has a pair of hole that is socketed on the aforesaid projection with the correspondence of increase stretching resistance effect on the stretching resistance part of this expansions cable.

4, plug-in card composite set as claimed in claim 1 is characterized in that, is provided with in second end of this plug-in card to penetrate mode that envelope buries and takes shape in cable room on the plug-in card metal shell.

5, plug-in card composite set as claimed in claim 1, it is characterized in that, electric wire in this expansion cable is connected on the termination connector, have a stitch connector on this printed circuit board (PCB), this expand cable and circuit board by this terminal adapter electrically be connected with the combination realization of stitch connector with mechanical.