CN201974829U

CN201974829U - SIM (subscriber identity module) card with FPC (flexible printed circuit) connecting port

Info

Publication number: CN201974829U
Application number: CN2010206778108U
Authority: CN
Inventors: 郑国川
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-24
Filing date: 2010-12-24
Publication date: 2011-09-14
Anticipated expiration: 2020-12-24

Abstract

The utility model provides an SIM (subscriber identity module) card with an FPC (flexible printed circuit) connecting port, which comprises a bottom printed circuit layer, a top plastic sheet layer and a heat binding adhesive film arranged between the two layers. A copper foil circuit of corresponding conduction contact points of a printed circuit board and the FPC is thicker than copper foil circuits at other positions of the printed circuit board; the positions of a plastic sheet and the heat binding adhesive film corresponding to the thickened copper foil circuit of the printed circuit board are provided with installation openings connected with the FPC; the rear ends of the installation openings are provided with grooves for installing a rotary shaft at the rear end of an FPC pressing cover; closed positions at the front ends of the installation openings are provided with limit flanges fastened to the front end of the FPC pressing cover in a closed manner; a front projection and the front edge of the FPC pressing cover are provided with poking holes and notches; two sides of a middle bump on the back surface of the FPC pressing cover are provided with compression points symmetrically; and the front of the back surface of the FPC pressing cover is provided with a transitional plane transited by an inclined surface.

Description

A kind of SIM card that has the FPC connectivity port

Technical field

The utility model belongs to the digital equipment technical field, relates to a kind of structure that is used for forming between SIM card and the flexible circuit board (Flexible Printed Circuit) electric connection, is specifically related to the SIM card of a kind of FPC of having connectivity port.

Background technology

A new generation's electronics package technique-surface mounting technology (Surfacd Mounting Technolegy is called for short SMT), traditional electronic devices and components can be collapsed into the device that has only volume 1/tens, thereby realize the robotization of the high density of electronic product assembling, highly reliable, low-cost, miniaturization and production.Along with the continuous development of SMT technology, this technology is used also more and more universal, and various portable digital massaging device volumes are also more and more thinner, more little.Thereby being used to be installed in that various electronic components in these portable digital massaging devices are also corresponding does littler and littler, the FPC connector that is connected with it in digital device also is like this.Because due to the structure of the employing of FPC connector in the prior art conducting terminal, FPC connector can be accomplished thickness less than SIM card, be connected with flexible print circuit again, though solved effective connection the between SIM card and the flexible print circuit (FPC), but, in the process of using, tend to firmly excessive when flexible print circuit (FPC) is installed, the FPC connector that embeds on the SIM card is ruined, comes off, cause SIM card to form unsettled the connection, influenced the flexible print circuit that inserts SIM card and normally used with flexible print circuit (FPC).

Summary of the invention

The purpose of this utility model provides a kind of easy installation, the convenient use, the high reliability structural design that has the SIM card of FPC connectivity port, it is provided with P.e.c. on the matrix of SIM card, flexible print circuit (FPC) directly can be connected with it, when guaranteeing both contact site conductings, and compress and clamp the FPC flexible printed circuit board by the pressing plate that is provided with on the SIM card, solve the connector miniaturization between existing SIM card and the flexible print circuit (FPC) and caused often occurring damage, come off, cause SIM card can't normally connect the problem that the flexible print circuit influence is used.

The technical scheme that the utility model adopted is, a kind of SIM card that has the FPC connectivity port, described SIM card is a printed circuit board (PCB) by bottom, the upper strata be plastic sheet and two-layer between the heat posted glued membrane constitute, described printed circuit board (PCB) is thickeied than other position copper foil circuit of printed circuit board (PCB) with the copper foil circuit of the corresponding conducting contact point of FPC flexible printed circuit board, in described plastic sheet and heat posted glued membrane position corresponding to printed circuit board (PCB) thickening copper foil circuit, be provided with the installing port that connects the FPC flexible printed circuit board, be provided with the groove that the rear end rotating shaft of FPC flexible printed circuit board gland is installed with described installing port rear end, closing in place of installing port front end is provided with the defining flange that interlocks with FPC flexible printed circuit board gland front end closure; Described FPC flexible printed circuit board gland front teat and forward position are provided with dial hole and breach, the both sides of middle part, FPC flexible printed circuit board gland back side projection are arranged with and compress a little, and the front portion, the back side of FPC flexible printed circuit board gland is provided with the turnover plane by chamfered transition.

The SIM card that has the FPC connectivity port described in the utility model, its feature also be,

Described installing port and FPC flexible printed circuit board gland length direction leave mobile space, also leave the corresponding mobile space between the groove of installing port and the rear end rotating shaft of FPC flexible printed circuit board gland.

The utility model has the SIM card of FPC connectivity port, it by the heat posted glued membrane will above lay the plastic sheet of FPC flexible printed circuit board gland and the printed circuit board (PCB) of SIM card bottom is pasted together, the FPC flexible print circuit that penetrates directly is connected with it, when guaranteeing both contact site conductings, the state that utilizes the printed circuit board (PCB) and the copper foil circuit of the corresponding conducting contacting points position of FPC flexible printed circuit board to thicken than other copper foil circuit of printed circuit board (PCB), come bed hedgehopping FPC flexible printed circuit board, make FPC flexible printed circuit board gland back side middle part projection be passed pilot hole that the FPC flexible printed circuit board reserves and it is tangled, promote the resistance to tension after the FPC flexible printed circuit board inserts the SIM card installing port, by compressing a little of the FPC flexible printed circuit board gland back side of installing on the SIM card, and the transition inclined-plane of front portion, the FPC flexible printed circuit board gland back side compresses and clamps the FPC flexible print circuit, solve the connector miniaturization between existing SIM card and the flexible print circuit (FPC) and caused often occurring damage, come off, cause SIM card can't normally connect the problem that the flexible print circuit influence is used.

Description of drawings

Fig. 1 is the SIM card structural representation that the utility model has the FPC connectivity port;

Fig. 2 is the SIM card decomposing schematic representation that the utility model has the FPC connectivity port;

Fig. 3 is SIM card and the flexible circuit board connection status structure cut-open view that the utility model has the FPC connectivity port.

Among the figure, 1. printed circuit board (PCB), 2. plastic sheet, 3. heat posted glued membrane, 4. copper foil circuit, 5.FPC flexible printed circuit board, 6. installing port, 7.FPC flexible printed circuit board gland, 8. rotating shaft, 9. groove, 10. defining flange, 11. dial holes, 12. breach, 13. projections, 14. compress a little, 15. the inclined-plane, 16.FPC pilot hole, 17. tongue pieces.

Embodiment

Below in conjunction with the drawings and specific embodiments the utility model is elaborated.

A kind of SIM card that has the FPC connectivity port, as depicted in figs. 1 and 2, described SIM card is a printed circuit board (PCB) 1 by bottom, the upper strata be plastic sheet 2 and two-layer between heat posted glued membrane 3 constitute, described printed circuit board (PCB) 1 is thickeied than other position copper foil circuit of printed circuit board (PCB) 1 with the copper foil circuit 4 of FPC flexible printed circuit board 5 corresponding conducting contact points, in described plastic sheet 2 and heat posted glued membrane 3 position corresponding to printed circuit board (PCB) 1 thickening copper foil circuit 4, be provided with the installing port 6 that connects FPC flexible printed circuit board 5, be provided with the groove 9 that the 7 rear end rotating shafts 8 of FPC flexible printed circuit board gland are installed with described installing port 6 rear ends, closing in place of installing port 6 front ends is provided with the defining flange 10 that interlocks with FPC flexible printed circuit board gland 7 front end closures; Described FPC flexible printed circuit board gland 7 front teats and forward position are provided with dial hole 11 and breach 12, the both sides of FPC flexible printed circuit board gland 7 back sides middle parts projection 13 are arranged with and compress a little 14, and the front portion, the back side of FPC flexible printed circuit board gland 7 is provided with the turnover plane by inclined-plane 15 transition.

Because the installing port 6 and FPC flexible printed circuit board gland 7 length directions of the utility model plastic sheet 2 leave mobile space, the groove 9 of plastic sheet 2 installing ports 6 and 8 of FPC flexible printed circuit board gland 7 rear end rotating shafts also leave the corresponding mobile space.Therefore, when the utility model SIM card is used, promote FPC flexible printed circuit board gland 7 leading edges with finger tip earlier, or inject FPC flexible printed circuit board gland 7 dial holes 11 with sharp shaped material the FPC flexible printed circuit board gland of installing on the SIM card plastic sheet 27 is promoted gently backward, the defining flange 10 that makes FPC flexible printed circuit board gland 7 is to the displacement of defining flange 10 rears of plastic sheet 2 installing ports 6, the rotating shaft 8 that makes FPC flexible printed circuit board gland 7 rear ends simultaneously leaves mobile space moving backward at plastic sheet 2 installing ports 6 grooves 9, the breach 12 that just available sharp shaped material inserts FPC flexible printed circuit board gland 7 forward positions upwards starts about an angle of 90 degrees, with the conducting surface of flexible printed circuit board 5 down, penetrate SIM card installing port 6 fully, again FPC flexible printed circuit board gland 7 is pressed in SIM card plastic sheet 2 installing ports 6, with plastic sheet 2 closures; At this moment, the projection 13 at middle part, FPC flexible printed circuit board gland 7 back sides passes the FPC pilot hole 16 of FPC flexible printed circuit board 5, two of FPC flexible printed circuit board gland 7 back sides compress a little 14 and press FPC flexible printed circuit board 5, play the effect of clamping, and the transition inclined-plane 15 that is provided with by front portion, FPC flexible printed circuit board gland 7 back side compresses and clamps the FPC flexible print circuit, insert the dial hole 11 on plane on the FPC flexible printed circuit board gland 7 front teats again with sharp shaped material, when pressing down, FPC flexible printed circuit board gland 7 is pushed away forward, the defining flange 10 that orders about FPC flexible printed circuit board gland 7 is to defining flange 10 the place aheads of plastic sheet 2 installing ports 6 displacement, before pressing also, lid postpones, defining flange 10 fastenings with plastic sheet 2 installing ports 6, and place plastic sheet 2 installing ports 6 to shrink the below at positions the tongue piece 17 of defining flange 10 both sides of FPC flexible printed circuit board gland 7, make FPC flexible printed circuit board gland 7 turn over or raise on can be uneasily.As shown in Figure 3, FPC flexible printed circuit board gland 7 is firmly clamped, and can not be drawn out.When needs are installed or take out flexible printed circuit board 5, must postpone sled FPC flexible printed circuit board gland 7 earlier, it is upwards raised certain angle, can conveniently take out or change flexible printed circuit board 5.

The utility model has the SIM card of FPC connectivity port, by heat posted glued membrane 3 will above to lay FPC flexible printed circuit board gland 7, bottom be that the plastic sheet 2 on printed circuit board (PCB) 1 and upper strata is pasted together, FPC flexible printed circuit board 5 directly is connected with it.It can be widely used in direct connection of SIM card and flexible print circuit (FPC) on mobile phone or similar other digital equipment, and the FPC connectivity port of its setting can be one, also can be a plurality of, in order to enlarge the function of digital equipment.

Claims

1. SIM card that has the FPC connectivity port, it is characterized in that, described SIM card is printed circuit board (PCB) (1) by bottom, the upper strata be plastic sheet (2) and two-layer between heat posted glued membrane (3) constitute, described printed circuit board (PCB) (1) is thickeied than other position copper foil circuit of printed circuit board (PCB) (1) with the copper foil circuit (4) of the corresponding conducting contact point of FPC flexible printed circuit board (5), in described plastic sheet (2) and heat posted glued membrane (3) position corresponding to printed circuit board (PCB) (1) thickening copper foil circuit (4), be provided with the installing port (6) that connects FPC flexible printed circuit board (5), be provided with the groove (9) that FPC flexible printed circuit board gland (7) rear end rotating shaft (8) is installed with described installing port (6) rear end, closing in place of installing port (6) front end is provided with the defining flange (10) that interlocks with FPC flexible printed circuit board gland (7) front end closure; Described FPC flexible printed circuit board gland (7) front teat and forward position are provided with dial hole (11) and breach (12), the both sides of FPC flexible printed circuit board gland (7) back side middle part projection (13) are arranged with and compress point (14), and the front portion, the back side of FPC flexible printed circuit board gland (7) is provided with the turnover plane by inclined-plane (15) transition.

2. the SIM card that has the FPC connectivity port according to claim 1, it is characterized in that, described installing port (6) leaves mobile space with FPC flexible printed circuit board gland (7) length direction, also leaves the corresponding mobile space between the groove (9) of installing port (6) and FPC flexible printed circuit board gland (7) rear end rotating shaft (8).