CN2769975Y - Electronic card - Google Patents

Abstract

The utility model relates to an electronic card, which comprises an elongated circuit board which is provided with an elongated segment, an electric connector, an insulating frame and two shielding casings. The insulating frame comprises a first frame, a second frame and a cross bar which is connected to the front ends of the first frame and the second frame. Roughly being plate-shaped, both shielding casings are up and down arranged on both sides of the insulating frame. The rear end of the insulating frame is provided with a plastic extension body which is integrated with the insulating frame and is provided with an accommodating casing. The periphery edge of the accommodating casing is provided with side walls, and the bottom surface of the accommodating casing is provided with at least one communication and one lamp hole. Electronic elements which can be accommodated inside the communication hole and the lamp hole are arranged at the elongated segment of the circuit board.

Description

Electronic cards

[technical field]

The utility model is relevant a kind of electronic cards, refers to a kind of portable memory card and/or input and output (I/O) card especially.

[background technology]

Electronic cards can be stored great mass of data and data access effect fast is provided, because of having this specific character, it is extensively applied on the consumer electronic product, development along with technology, novel electronic card product continues to bring out, but on the basis of original canned data, more increased as providing wireless or the wire communication function, input/output function and system encryption function etc., on the electronic cards data transmission interface that has even be provided with USB (Universal Serial Bus, the USB framework of Intel Company exploitation) or interface such as PCI (Peripheral Component Interconnect, the perimeter component expansion interface of Intel Company's issue) slot be used for being connected with peripheral equipment.

Because of it uses the continuous expansion in field, consumer and scientific and technical personnel all require constantly to promote the function of electronic cards, just disclosed a kind of electronic cards that fixing expands module that has for No. 475788 as the novel patent announcement of TaiWan, China, it comprises an electronic cards circuit module 10, one electrically connects the electric connector 11 of this electronic cards circuit module, one housing 2 and that holds this electronic cards circuit module and this electric connector combines and electrically connects this electronic cards circuit module to expand the expansion module 6 of its function with this housing, expand module and have first and second combination end 61,62, housing has first and second in conjunction with side 511,521, fitting apparatus 7 and buckling device 8, first and second combination end can be borrowed fitting apparatus and buckling device acting in conjunction and be positioned first and second engage side, the expansion module is connected on the electronic cards, the defective of this mode is, need with two independently Circuits System couple together, the reliability of its connection is difficult to guarantee that manufacturing cost must rise; Expanding module is to be superimposed upon in addition on the electronic cards, can make electronic cards size thickening like this, is unfavorable for the miniaturization of electronic cards volume, so this connected mode is worthless.

Therefore, at above-mentioned technical matters, need a kind of novel electronic card of design, to overcome the defective of prior art.

[utility model content]

Fundamental purpose of the present utility model is to provide a kind of electronic cards that has additional electrical components and can effectively control electronic cards thickness.

For achieving the above object, the utility model adopts following technical scheme: a kind of electronic cards, comprise that one has the extended type circuit board of lengthening section, one electric connector, one insulation framework and two shielding casings, the insulation framework comprises one first framework, one second framework and be connected in first, the cross bar of two framework front ends, two shielding casings all are roughly tabular, and upper and lower settings is in the both sides of insulation framework, insulation framework rear end links to each other with its one and is formed with a plastic cement ennation, it is provided with a case, this housing periphery is provided with sidewall, be provided with at least one communication aperture and lamp hole in this housing bottom surface, be provided with the electronic component that can be contained in this communication aperture and the lamp hole in the circuit board lengthening section.

Compared with prior art, the utlity model has following beneficial effect: it is simple in structure, electronic component all is arranged on the circuit board, guaranteed the reliability of circuit, and the electronic component of lengthening on the circuit board be contained in the perforate of housing can be with the size Control of this electronic cards in thin scope.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electronic cards.

Fig. 2 is the stereographic map that the electric connector of the utility model electronic cards is removed terminal.

Fig. 3 is the insulation framework of the utility model electronic cards and the stereographic map of cover plate.

Fig. 4 is the part assembly drawing of the utility model electronic cards.

Fig. 5 is the stereographic map of the utility model electronic cards.

[embodiment]

See also shown in Figure 1ly, the utility model electronic cards 100 comprises: circuit board 1, electric connector 2, insulation framework 3, go up shielding casing 4 and shielding casing 5 down.

See also Fig. 1, shown in Figure 2, it is tabular that circuit board 1 is the extended type rectangle, and its front end is provided with some circuit pins 10.The rear end is a lengthening section 11, all kinds of electronic components that are used for expanding the electronic cards function can be set on the lengthening section 11, as LED light, card is detectd (not shown) such as side assembly or communication parts, electric connector 2 has an elongate body 20, its length equates with the width of insulation framework 3, height equates with the height of insulation framework 3, extended pair of parallel jig arm 21 backward in body 20 lengthwise two ends, form the locating slot 22 of up/down perforation between jig arm 21 and body 20 sidewalls, should be opposing parallel setting and interval one accommodation space 24 to parallel jig arm 21 medial surfaces 23, in this accommodation space 24, convex with a pair of locating piece 25 by the rear end of this two jig arm 21.

See also shown in Figure 3, insulation framework 3 roughly is " mouth " font framework, it comprises one first framework 30, one second framework 31 and be connected two frameworks 30, the cross bar 32 of 31 front ends, at two frameworks 30, symmetry offers six group-connecting grooves 33 on 31 the surface, this group-connecting groove 33 is to be used for providing an attaching position for following shielding casing 5, insulation framework 3 rear ends link to each other with its one and are formed with a plastic cement ennation, it is provided with the rectangle case 34 that can accommodate the electronic component that is connected with circuit board 1, be provided with two communication apertures 35 in this front portion, housing bottom surface, an anterior close side edge is provided with two LED lamp holes 36 in the bottom surface, this communication aperture 35 and lamp hole 36 provide corresponding resettlement section for the electronic component of being located on the circuit board 1, and the interface that provides these elements and electronic cards 100 outsides to link up mutually.This case 34 also has a separable cover plate 340, can constitute the cavity of accommodating electronic component between cover plate 340 and the case 34, convex with a pair of attaching arm 37 in 32 liang of minor face front portions of cross bar, form a fixing breach 38 between attaching arm 37 and first and second framework 30,31.

See also shown in Figure 1, shielding casing the 4, the 5th is processed by sheet metal, its roughly rectangular flat sheet configuration, for making it easy to containment circuit board 1, the equal punching out in the medium position place of plate becomes the slightly rectangular slab face 40,50 of microprotrusion, the sidewall 41 of inverted "L" shaped is extended and be bent with in the lengthwise both sides of last shielding casing 4 respectively, this sidewall 41 can be coated on the outside of first and second framework 30,31, be bent with first tabs 42 downwards in last shielding casing 4 lengthwise both sides front ends, convex with interference bump 43 on it.The lengthwise both sides of following shielding casing 5 upwards are bent with step-like lateral margin 51 respectively, this lateral margin 51 can be overlapped on first, two frameworks 30,31 bottom surface, being interval with on each lateral margin 51 can be with first, two frameworks 30, the engaging wall 52 of the group-connecting groove 33 corresponding inlay cards of being offered on 31, this engaging wall 52 is to be spent through 90 by the lengthwise both sides horizontal-extending of following shielding casing 5 to be bent into again, and the both sides at each engaging wall 52 are provided with protruding thorn 53, set engaging wall 52 is corresponding setting one by one with group-connecting groove 33, following shielding casing 5 lengthwise both sides front ends upwards are bent with second tabs 54, have combined hole 55 on it.

See also Fig. 4, shown in Figure 5, during assembling, circuit board 1 is assembled in the insulation framework 3, its front end can be clamped between the two attaching arms 37, lengthening section 11 is for being assembled in the case 34, the electronic component that is connected on the lengthening section 11 is that correspondence is contained in communication aperture 35 and the lamp hole 36, electric connector 2 is for being connected to the front end of insulation framework 3, wherein locating piece 25 can insert fixing breach 38 interior and tight hooks in attaching arm 37, and the outside surface of attaching arm 37 is also for closely being interposed between the medial surface 23, the terminal of electric connector 2 can electrically connect with the circuit pin 10 of circuit board 1 front end, assemble shielding casing 5 down then, second tabs 54 is for passing locating slot 22, to engage wall 52 again is held in the group-connecting groove 33 and will descends the step-like lateral margin 51 of shielding casing 5 to be overlapped on first, two frameworks 30,31 bottom surfaces, shielding casing 4 is gone up in assembling afterwards, first tabs 42 is also passed locating slot 22, interference bump 43 and combined hole 55 can be in locating slot 22 buckle mutually, and make shielding casing 4, the coating of 5 front ends is also covered electric connector 2, inverted "L" shaped sidewall 41 can be coated on first, two frameworks 30,31 the outside, and with lateral margin 51 buckle mutually, again host cavity cover plate 340 is assembled at last on the case 34 of insulation framework 3, whole assembling is finished, because the length of electric connector 2 bodies 20 equates with the width of insulation framework 3, height equates that with the height of insulation framework 3 therefore whole assembly roughly is a roughly level and smooth rectangular parallelepiped electronic cards 100.

In other embodiment of the present utility model, first tabs 42 also can be and is arranged at down shielding casing 5, second tabs 54 also can be and is arranged at shielding casing 4, needs according to specific product can be provided with a plurality of communication apertures 35 and lamp hole 36, and communication aperture 35 and lamp hole 36 also can be on the sidewall or cover plate 340 that is arranged on case 34.

Claims (7)

1. electronic cards, comprise a circuit board, one electric connector, one insulation framework and two shielding casings, the insulation framework comprises one first framework, one second framework and be connected in first, the cross bar of two framework front ends, two shielding casings all are roughly tabular, and upper and lower settings is in the both sides of insulation framework, it is characterized in that: described circuit board is one to have the extended type circuit board of lengthening section, insulation framework rear end links to each other with its one and is formed with a plastic cement ennation, it is provided with a case, this housing periphery is provided with sidewall, be provided with at least one communication aperture and lamp hole in this housing bottom surface, be provided with the electronic component that can be contained in this communication aperture and the lamp hole in the circuit board lengthening section.

2. electronic cards as claimed in claim 1, it is characterized in that: circuit board can be arranged between first framework and second framework of insulation framework, the circuit board front end is provided with several circuit pins, and the lengthening section of circuit board can be contained in the case of insulation framework.

3. electronic cards as claimed in claim 1 is characterized in that: the case of described insulation framework also has a cover plate that is separated with it, and cover plate can be assembled in case and form a host cavity jointly.

4. electronic cards as claimed in claim 1 is characterized in that: the described shielding casing lengthwise both sides front end of going up is provided with first tabs, is formed with an interference bump on it, and following shielding casing lengthwise both sides front end is provided with second tabs, has combined hole on it.

5. electronic cards as claimed in claim 1 is characterized in that: the described shielding casing lengthwise both sides front end of going up is provided with second tabs, has combined hole on it, and following shielding casing lengthwise both sides front end is provided with first tabs, is formed with an interference bump on it.

6. as claim 4 or 5 described electronic cards, it is characterized in that: interference bump and combined hole can fasten mutually and make the front end fixing of two shielding casings and cover described electric connector.

7. electronic cards as claimed in claim 2 is characterized in that: the circuit pin of electric connector and circuit board is electrical connected.

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